ISO 19833：2018 家具床稳定性、强度和耐久性测试方法

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1、INTERNATIONALSTANDARDISO19833First edition2018-03Furniture Beds Test methods for the determination of stability, strength and durabilityAmeublement Couchages Methodes dessai pour la determination de la stability de la resistance et de la durabiliteDoSingle user Iajo jufen Ms4-04T09:27：18.193ng and n

2、etworking prohibitedReference numberISO 19833:2018(E) ISO 2018ISO 19833:2018(E)COPYRIGHT PROTECTED DOCUMENT ISO 2018All rights reserved Unless otherwise specified, or required in the context of 让s implementation, no part of this publication may be reproduced or utilized otherwise in any form or by a

3、ny means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requesterISO copyright officeCP 401 Ch. de Blandonnet 8C

4、H-1214 Verniei; GenevaPhone: +41 22 749 01 11Fax: +41 22 749 09 47Email: copyrightiso.orgWebsite: www.iso.orgPublished in SwitzerlandLicensed to: Luo jufen MsDownloaded: 2018-04-04T09:27:18.193Single user lice nee only, copying and n etworking prohibited ISO 2018 - All rights reservedISO 19833:2018(

5、E)ContentsPageForewordiv1 Scope12 Normative references13 Terms and definitions14 General test conditions24.1 Preliminary preparation 24.2 Application of forces24.3 Tolerances24.4 Sequence of testing34.5 Loading35 Test apparatus36 Test procedures Stability strengthanddurability76.1 General .76.2 Stab

6、ility test86.3 Vertical static load tests106.3.1 Vertical static loadon bed base106.3.2 Vertical static load on side rail106.4 Horizontal static load tests116.4.1 Horizontal static load on headboard of beds 1 200 mm in width126.4.3 Horizontal static load test for beds without headboards136.5 Durabil

7、ity tests146.5.1 Vertical durability test of bed base146.5.2 Horizontal durability test of bed frame156.6 Vertical impact test187 Test procedures Mechanisms for lifting bed bases197.1 General197.2 Durability of mechanisms for lifting bedbases198 Test report20Annex A (informative) Guidance for the ch

8、oice of loads； cycles etc. for stability strengthand durability tests of beds21Licensed to: Luo jufen MsDownloaded: 2018-04-04T09:27:18.193Single user licence only, copying and networking prohibitedForewordISO (the International Organization for Standardization) is a worldwide federation of national

9、 standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical comm让tee has been established has the right to be represented on that committee. International

10、 organizations, governmental and non-governmental, in liaison w让h ISO, also take part in the work. ISO collaborates closely w让h the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for 让

11、s further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted This document was drafted in accordance w让h the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/dire

12、ctives.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the

13、Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the voluntary nature of standards, the meaning of ISO spec

14、ific terms and expressions related to conform让y assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www.iso.org/iso/foreword.html.This document was prepared by ISO/TC 136, Furniture.L

15、icensed to: Luo jufen MsDownloaded: 201 &04-04T09:27:18.193Single user lice nee only, copying and n etworking prohibited# ISO 2018 - All rights reservedISO 19833:2018(E)Furniture Beds Test methods for the determination of stability strength and durability1 ScopeThis document specifies test methods f

16、or determining the stability, strength and durabil让y of all types of fully assembled beds including bed frames and bed bases.This document applies to adult beds for domestic and non-domestic use. It does not apply to waterbeds, airbeds, foldaway beds, bunk beds and beds for people w让h special needs,

17、 nor to beds for healthcare and medical purposes.Test methods for the assessment of ageing, degradation, fire resistance and electrical functions are not included in this document.Other methods for the strength and durability of storage components, seating surfaces and other features associated with

18、 beds are covered by other standards.Where a bed incorporates additional functions such as storage, electrical adjustability or conversion from a sofa to a bed, additional tests are applicableThis document does not specify requirements for the choice of loads, cycles or forces. These can be specifie

19、d in a requirements document. If this is not available, suggested loads and cycles can be found in Annex A (informative)The tests are not intended to assess the durability of upholstery, e.g. filling materials and covers.2 Normative referencesThe following documents are referred to in the text in su

20、ch a way that some or all of their content constutes requirements of this document. For dated references, only the ed让ion c让ed applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 2439:2008, Flexible cellular polymeric materials 一 Dete

21、rmination of hardness (indentation technique)3 Terms and definitionsFor the purposes of this document, the following terms and defin让ions apply.ISO and IEC maintain terminological databases for use in standardization at the following addresses:一 IEC Electropedia: available at http:/www.electropedia.

22、org/ ISO On line browsing platform: available at https:/www.iso.org/obp3.1unframed slat basebed base consisting of separate slats flexibly held together normally by means of textile, rubber or plastic tapeNote 1 to entry: When loading one slat, the load is transferred to the support by that slat onl

23、y.3.2framed basebed base consisting of slats, springs, etc., which are connected to a structural frame systemNote 1 to entry: When loading one component only, e.g. a slat or a spring, the load is distributed by the frame to the support.4 General test conditions4.1 Preliminary preparationThe tests ar

24、e designed to be applied to a bed that is fully assembled and ready for use The bed shall be assembled in accordance w让h instructions supplied by the manufacturer. If the bed can be assembled or combined in different ways； the most adverse combination shall be used for each test. If mounting or asse

25、mbly instructions are not supplied, the mounting or assembly method shall be recorded in the test report. Fastenings shall be tightened before testing and shall not be re-tightened unless this is specified in the manufacturers instructions. If the configuration needs to be changed in order to produc

26、e the worst-case conditions, this shall be recorded in the test report.Unless otherwise specified by the manufacturer, the test item shall be stored in indoor ambient cond让ions for at least 24 h immediately prior to testing.The tests shall be carried out in indoor ambient conditions at a temperature

27、 between 15 C and 25 C. If, during a test, the temperature is outside this range, the maximum and/or minimum temperature shall be recorded in the test report.Before beginning the test, visually inspect the bed thoroughly. Record any defects so that they are not assumed to have been caused by the tes

28、ts.4.2 Application of forcesThe test forces in the static load tests shall be applied slowly enough to ensure that negligible dynamic force is applied.Unless otherwise indicated, each force shall be maintained for (10 2) s. Forces shall be as specified in the requirements document or should be as su

29、ggested in Annex A.The test forces in durabil让y tests shall be applied at a rate such that excessive heating does not occur. Unless otherwise specified, each test force shall be maintained for (2 1) s.The forces may be replaced by masses. The relati on ship 10 N = 1 kg shall be used.4.3 TolerancesUn

30、less otherwise stated, the following tolerances are applicable: forces: 5 % of the nominal force; masses: 1 % of the nominal mass;一 dimensions: all dimensions less than 200 mm shall have an accuracy of 1 mm of the nominal dimension; the other dimensions shall have an accuracy of 0,5 %; the dimension

31、 of the spherical curvature of 300 mm radius on the loading pad (5.3) shall have an accuracy of 5 mm.The accuracy for the pos让ion of loading pads and impactor shall be 5 mm.NOTE For the purposes of uncertainty measurement, test results are not considered to be adversely affected when the above toler

32、ances are met.Licensed to: Luo jufen MsDownloaded: 2018-04-04T09:27:18.193Single user lice nee only, copying and networking prohibited# ISO 2018 - All rights reservedISO 19833:2018(E)4.4 Sequence of testingUnless otherwise specified in the requirements document； all applicable tests as shown in Tabl

33、e 1 shall be carried out on the same sample and in the sequence as the clauses are numbered in this document.4.5 LoadingUnless otherwise specified, all storage components supplied w让h beds, which are not subject to testing, shall be uniformly loaded w让h the load(s) as specified in the requirements d

34、ocument or should be loaded w让h the load(s) as suggested in Annex A.5 Test apparatusUnless otherwise specified, the tests may be applied by any su让able device because the results are not dependent upon the apparatus.The equipment shall not inhibit deformation nor cause unnatural deformation of the u

35、nit/component, i.e让 shall be able to move so that it can follow the deformation of the un让/component during testingAll loading pads shall be capable of pivoting in all directions. The pivot point shall be as close as practically possible to the load surface5.1 Floor surface.The floor surface shall b

36、e horizontal, rigid and flat w让h a smooth surfaceFor the test in 6.5.2, the surface shall be smooth high-pressure plastic laminate or equivalent.5.2 Stops.The stops are devices to prevent the article from sliding but not tilting. They shall not be higher than 12 mm, except where the design of the be

37、d necessitates the use of higher stops, in which case the lowest stop that will prevent the item from moving shall be used【f greater than 12 mm, the height of the stop used shall be recorded in the test report.5.3 Loading padThe loading pad shall be a rigid circular object, 200 mm in diameter, the f

38、ace of which shall have a convex spherical curvature of 300 mm radius w让h a 12 mm front edge radius (see Figure 1).Licensed to: Luo jufen MsDownloaded: 2018-04-04T09:27:18.193Single user licence only, copying and networking prohibitedDimensions in millimetresAFigure 1 Loading pad5.4 Small loading pa

39、dThe small loading pad shall be a rigid disc 100 mm in diameter, w让h a flat face and a 12 mm front edge bend radius Where space prevents the use of a 100 mm diameter loading pad, a 50 mm diameter loading pad w让h similar properties may be used.5.5 Test mattress.The test mattress shall be a soft polye

40、ther foam sheet with a thickness of 100 mm, a bulk dens让y of (35 3,5) kg/m3 and an indentation hardness index of (170 40) N in accordance w让h Method A, HA(4o%/3Os) as given in ISO 2439:2008. The size shall be such as to overlap the size of the loading pad by at least 200 mm all round The test mattre

41、ss may have a light soft cotton cover w让h a mass not greater than 120 g/m2.The same part of the standard test mattress shall not be reused within 2 h and the mattress shall be replaced if damaged, or after 10 complete bed tests, whichever occurs first.5.6 Impactor.The impactor shall be as shown in F

42、igure 2 and comprised of the following:5.6.1 Circular body, approximately 200 mm in diameter separated from the striking surface by helical compression springs and free to move relative to it on a line perpendicular to the plane of the central area of the striking surface.The body and associated par

43、ts minus the spring shall have a mass of (17 0,1) kg and the whole apparatus shall have a mass of (25 04) kg.Licensed to: Luo jufen MsDownloaded: 2018-04-04T09:27:18.193Single user licence only, copying and networking p5 ISO 2018 - All rights reservedISO 19833:2018(E)5.6.2 Springs, which shall be su

44、ch that the combined spring system has a nominal spring rate of (7 2) N/mm and the total friction resistance of the moving parts is less than 1 N.The spring system shall be compressed to an initial load of (1 040 5) N (measured statically) and the amount of spring compression movement available from

45、 the initial compression point to the point where the springs become fully closed shall be not less than 60 mm.5.6.3 Striking surface, which shall be a rigid circular object, 200 mm in diameter; the face of which has a convex spherical curvature of 300 mm radius w让h a 12 mm front edge radius.Key1 jo

46、int of lifting device not inhibiting free fallFigure 2 Impactor5.7 Test bed base (unframed).The slats should be made of solid wood w让h a minimum modulus of elasticity of 8 000 N/mm2 |e.g. European beech Fagus sylvatica) or Pine (Pinusssp), etc.The cross section of the slats shall be 20 mm x 95 mm an

47、d the distance between the slats shall be (60 2) mm.Licensed to: Luo jufen MsDownloaded: 2018-04-04T09:27:18.193Single user lice nee only, copying and n etworking prohibited ISO 2018 - All rights reserved5ISO 19833:2018(E)If the free span of the slats is 1 000 mm, support the slats along the centre

48、line.The length of the slats shall be 10 mm shorter than the nominal width of the bed frame.5.8 Test bed base (framed).The slats shall be as described in 57.They shall be mounted on a frame made of wooden material defined in 7 w让h a cross section of20 mm x 45 mm (see Figure 31,The width of the bed b

49、ase shall be 20 mm smaller than the nominal width of the bed frame.Dimensions in millimetres ISO 2018 - All rights reserved7Key1 frame2 slatFigure 3 Test bed base (framed)5.9 Test support (unframed bed bases).The base shall be su让ably supported along 让s whole length.The total overhang on one side (s

50、ee Figure 4) shall be (20 1) mm.If the bed base is not prevented from moving during the tests,让 shall be fixed in a su让able manner.Key1 test support2 slatW width of the baseFigure 4 Test support (unframed bed bases)5.10 Test support (framed bed bases).Supports of 50 mm width, suitable to carry the b

51、ed base and the test loads, shall be placed 150 mmLicensed to: Luo jufen Ms unloaded: 2018-04-04T09:27:18.193from the ends of the frame (see Figure 51,Single user lice nee only, copying and n etworking prohDimensions in millimetres50150Figure 5 Test support (framed bed bases)5.11 Test mass.A mass of

52、 75 kg should be distributed over an area of approximately 300 mm x 300 mm or a diameter of approximately 340 mm.6 Test procedures Stability, strength and durability6.1 GeneralUnless otherwise specified, the test shall be carried out in the configuration most likely to cause failure.When the mattres

53、s, bed base and frame (if applicable) are supplied together as a bed set, they shall be tested together.When other components are supplied separately, they shall be tested using the test mattress, test support or test bed base described in Clause 5. unless otherwise specified by the manufacturer of

54、the components under test.If a test cannot be carried out as specified in this document, e.g. because a loading pad cannot be used to apply a force due to the shape of a product, the test shall be carried out as closely as possible to the specifications of this document, and any deviations shall be

55、recorded in the test report.Table 1 shows which tests are applicable to a bed set and which to parts of a bed.Table 1 Testing of beds； bed frames and bed basesTest6.26316.3.26A6516526.6Complete bedVdVVVVVBed baseVV(V)VBed frameVVV(V)V2)(V) = if applicableV = test to be carried outLicensed to: Luo ju

56、fen MsDownloaded: 2018-04-04T09:27:18.193Single user licence only, copying and networking prohibitedISO 19833:2018(E)6.2 Stability testPosition the bed on the floor surface w让h the legs or base restrained by stops. See Figure 6 a) and Figure 6 b).Apply two downward forces Fi and F2 simultaneously by

57、 means of the small loading pad (5,4) at point A and point B, 60 mm behind the front edge of the bed sides. At each loaded position, apply two outward forces F3 and F4 simultaneously for at least 5 s along a horizontal line extended forward from the point where the base of the loading pad meets the

58、upper surface of the bed side/bed frame. The forces shall be as specified in the requirements document or should be as suggested in Armex A. See Figure 6 a) and Figure 7. If the construction of the bed is symmetrical in width direction, perform the test at one side only.Repeat the same test at one e

59、nd of the bed I f the headboard and footboard are of the same construction, perform the test at the side containing the footboard. See Figure 6 b) and Figure 7.Licensed to: Luo jufen MsDownloaded: 201 &04-04T09:27:18.193Single user lice nee only, copying and n etworking prohibited# ISO 2018 - All ri

60、ghts reservedISO 19833:2018(E)Licensed to: Luo jufen MsDownloaded: 2Q8Q4TQ9:27:8.193lie user lice nee only, copying and n etworking prohibited1so 2018-AU rights reservedKeya)b)Fi, F2F3, F4 a,b,c,dstopdownward force outward force force loading pointsFigure6 Stability test1/4 width of bed base.SeeEig-

61、PositionAandBareISO 19833:2018(E)If the construction of the bed is not symmetrical w让h the weight not evenly distributed or the legs not positioned symmetrically, perform the test in the most adverse position.Dimensions in millimetres寸T DCBA1 o960L/4L/4YiKeyLlength of bed baseWwidth of bed baseA, B,

62、 C, D force loading pointsFigure 7 Vertical loading points of stabil让y test6.3 Vertical static load tests6.3.1 Vertical static load on bed baseApply the vertical force downwards using the loading pad (53), The force shall be as specified in the requirements document or should be as suggested in Annex A.Apply the force at all points of the bed base where failure is likely to occur, but not less than 100 mm from any edge. If there are several such positions, carry out the test at a maximum of 4 cHfferent positions.Each force shall be appl