GB 24436-2009 PDF English
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB 24436-2009 | English | 150 |
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Rehabilitation training instrument - General safety requirements
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GB 24436-2009: Rehabilitation training instrument - General safety requirements---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB24436-2009
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 11.180
C 45
Rehabilitation training instrument -
General safety requirements
Issued on. SEPTEMBER 30, 2009
Implemented on. DECEMBER 01, 2009
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Terms and definitions... 4
4 General... 5
5 General safety requirements... 5
6 Test methods... 13
7 Marks and labels, warning signs and precautions... 16
8 Test report... 17
Foreword
Clause 5 and sub-clause 7.2 of this Standard are mandatory; the rest are
recommendatory.
This Standard was proposed by Ministry of Civil Affairs of the People's Republic
of China.
This Standard shall be under the jurisdiction of National Technical Committee
on Rehabilitation and Special Equipment for The Disabled of Standardization
Administration of China (SAC/TC 148).
Main drafting organizations of this Standard. Changzhou Qianjing
Rehabilitation Equipment Co., Ltd., National Rehabilitation Equipment Quality
Supervision and Inspection Center, China Rehabilitation Research Center,
Shanxi Aoruite Health Industry Co., Ltd.
Main drafters of this Standard. Fan Jincheng, Wang Baohua, Dai Dong, Shanxi
Aorui, Bi Jianming, Shen Lin, Yu Juanjuan, Chen Nanfang, Hu Min, Jia Yaling,
Zhang Hongtao, Zhang Jian.
Rehabilitation training instrument -
General safety requirements
1 Scope
This Standard specifies the definitions and terms, general requirements and
test methods in terms of safety, etc. for rehabilitation training instrument
(hereinafter referred to as the instrument).
This Standard is applicable to the instrument that the physical disabled perform
rehabilitation training at rehabilitation training facility or family under the
guidance of a rehabilitation physician or nursing staff.
2 Normative references
The provisions in following documents become the provisions of this Standard
through reference in this Standard. For dated references, the subsequent
amendments (excluding corrigendum) or revisions do not apply to this Standard,
however, parties who reach an agreement based on this Standard are
encouraged to study if the latest versions of these documents are applicable.
For undated references, the latest edition of the referenced document applies.
GB 4706.1, Safety of household and similar electrical appliances. Part 1.
General requirements
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 rehabilitation training instrument
device for rehabilitation of persons with physical dysfunction
4 General
4.1 The device shall meet the rules of rehabilitation training for people with
physical dysfunction.
4.2 This Standard only specifies the general requirements for safety of general
instrument.
5 General safety requirements
5.1 Overall structural design requirements
5.1.1 Training position
5.1.2 Cutting, squeezing parts and rotating moving parts
5.1.2.1 In the normal training state of the training position, there shall be no
possibility of being cut, entangled, squeezed or collided in the area accessible
to the user.
5.1.3 Rigid collision site and moving weight
5.1.3.1 An elastic cushioning device with a contact area of not less than 1000
mm
5.1.3.2 All weight movements on the instrument shall be limited as required
during rehabilitation training. There shall be no uncontrollable yaw phenomenon.
Unless there is special movement, the movement of the stacking weight shall
be able to return to the stationary point freely.
5.2 Safety protective device
5.2.1 The lower limb swing training equipment shall have upper limb support
guard to ensure that the user can be securely protected when using the upper
and lower instrument or during training, as shown in Figure 3.
5.2.6 The pedal (pad) of the pedaling device shall be installed firmly. There shall
be no rotation or movement during use, and it has anti-slip function.
5.2.7 For pedals that move in a swaying manner, the active direction and the
easy-to-slip direction shall be provided with anti-skid bosses, guards or other
forms of the foot that are not less than 20 mm in height. When the distance
between the two pedals of adjacent motion is less than 60 mm, the inner anti-
skid boss, guard plate or other forms of the foot shall be fixed to prevent slipping.
5.3 Component structure design requirements
5.3.1 Hand grip
5.3.1.1 The ring hand grip material used for carrying shall be 20mm~30mm in
diameter.
5.3.1.2 For rod-shaped hand grip used for carrying, the material diameter shall
be 30 mm to 45 mm in the case of a circle, and the material width shall be 30
mm to 45 mm in the case of a rectangle.
5.3.2 Step ladder
5.3.3 Adjustment and locking device
5.3.3.1 The adjustable part of the instrument shall be equipped with a locking
device and should be easy to operate. The locking is safe and reliable, easy to
identify and safely used by users.
5.4 Requirement for overall unit stability
5.4.1 Self-standing instrument shall be stable. The difference between the foot
and the horizontal plane is ≤ 2mm. It shall not be shaken during use.
5.4.2 When self-standing instrument is tested for stability according to 6.3.2, its
tipping angle shall not be less than 10°.
5.4.3 Self-standing instrument shall be reliably positioned. There shall be no
displacement when it is tested in accordance with 6.3.3.
5.5 Mechanical strength requirements
5.5.1 Static load strength requirement
5.5.1.6 The sleeve shall be able to carry 70N of tensile force. It shall not be
pulled out or loosened after testing according to 6.4.6.
5.5.2 Fatigue strength requirement
Parts that are moving during the use of the instrument shall not cause any
cracks, damage, etc. after the fatigue test according to 6.5, and still meet the
standard functions.
5.6 Appearance requirements
5.6.1 For exposed part of hard part with a length greater than 8 mm, the tail
ends shall be rounded or protected by other means. The radius of the rounding
shall not be less than 5 mm.
5.6.2 The exposed length of the screw shall not exceed 2 times its pitch. The
protruding part does not allow sharp tips and burrs, or the ends shall be covered
with a smooth nut cap.
5.6.3 The edges and sharp corners of hard materials shall be protected by
round transitions or other permanent protections with a radius greater than 2.5
mm.
5.7 Soft package requirements
5.7.1 Various soft package fillings such as seat cushions and backrests shall
be full. The seam edge shall be firm and regular. The outer surface shall not
have defects such as wrinkles, fading, jumpers and breakage.
5.7.2 Parts that come into contact with the human body shall not be made of
fiber-reinforced materials that are irritating to the human body.
5.8 Surface coating
5.8.1 The surface of steel parts (except stainless steel) shall be treated with
anti-rust treatment, such as electroplating, spray molding, etc.
5.9 Environment protection requirements
5.9.1 The noise generated by the instrument during normal use shall not exceed
60dB (A) of sound pressure.
5.9.2 The surface coating of non-metallic products and metal products such as
rubber, plastic, leather, wood, etc. used in the instrument shall not have the odor
perceived by the sensory function. Raw materials and coatings shall comply
with relevant environmental regulations.
6 Test methods
6.1 Test environment
6.1.1 Unless otherwise stated, all tests shall be carried out at an ambient
temperature of 15°C~35°C.
6.1.2 Unless otherwise stated, all tests shall be carried out when the instrument
is adjusted to the maximum state within the adjustable range of the instrument.
6.2 General inspection
6.3 Stability test
6.3.1 Grounding stability test
Place the test instrument on a plate. Use a feeler to measure the distance
between a foot and the plate, in accordance with 5.4.1.
6.4 Static load test
6.4.1 Bearing part
Apply static load to the most stressed position of the instrument (see 5.5.1.1)
for 5 min. Check if it meets the requirements of 5.5.1.1 after unloading.
6.4.2 Guard belt
After the guard belt on the instrument is connected and fixed according to the
requirements of use, it shall be suspended for 1000N±2% static load for 5min.
Check if it meets the requirements of 5.5.1.2 after unloading.
6.4.4 Human sling or suspension sling
Apply 2000N ± 2% load force to the human sling or suspension sling on the
instrument as it is used. Maintain 5 min. Check if it meets the requirements of
5.5.1.4 after unloading.
6.6 Electrical safety test
Test according to the corresponding test method of GB 4706.1.
6.7 Noise test
The instrument is placed in an environment where the background noise is 10
dB lower than the sound pressure level of the measuring point. Measure under
operating conditions where the rated load produces the most noise.
7 Marks and labels, warning signs and precautions
7.1 Marks and labels
The marks and labels of the instrument shall be clear, durable and at least
marked with the following information.
7.2 Warning signs and precautions
The instrument shall be permanently marked with the following relevant
information.
8 Test report
The test report shall contain the following information.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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