Static and dynamic load testing machine for electric beds, smart beds, and elderly care beds

Suitable for dynamic load, impact resistance, and compression testing of medical beds. Compliant with YY9706.252 and ANSI/BIFMA 5.1 standards; EN 1730/1728; Design and manufacture according to QB/T 2280 YY0571 Figure BB.2, YY9706.252-2021 "Medical Electrical Equipment Part 2-52: Special Requirements for Basic Safety and Basic Performance of Medical Beds" standard, including the requirements for side bar strength and latch reliability, and 201.9.8.3.3.4 "Dynamic Test of Tensile Rod".

test project

1、201.9.8.3.3.1Dynamic load durability test (load pad)

Using high-quality motor and gearbox to drive the screw, slow and uniform loading is achieved

Range of force values: 0-2000NCan be set

Using a stepper motor to drive the screw lifting mechanism for pressurization, sustainable or cyclic loading

frequency: 6~15time/minadjustable

Loading speed:0.01-20mm/sCan be set

Cycle times:1-999999It can be set to automatically cycle the testing function after reaching the set time. The device will automatically shut down and issue an alarm after reaching the user set number of times.

Specification of dynamic load testing head:Load pad(See figure201.104)It is a rigid circular object,diameter355mm±5 mm,Its surface has800mmConvex spherical curvature of radius,The radius of the front edge is20mm.

2AppendixCC.2Medical bed strength and durability testing machine

Range of force values: 0-2000N, can be pre-set

Using a stepper motor to control the impact height and reset the origin

The height is automatically measured by a stepper motor and can be preset

drop height: 100~200mm.

count: 0~ 99999Next time.

frequency: 5~15time/min.

Cycle times:0-999999It can be set to automatically cycle the testing function after reaching the set time. The device will automatically shut down and issue an alarm after reaching the user set number of times.

Specification of impact testing head:The diameter is200mmThe total weight is25Kg+0.1kgAfter subtracting accessories such as springs,

The weight of the bottom disk is17Kg+0.1kgSpring requirements: 6.9Nmm+1N/mm

Frictional resistance level0.25-0.45NWhen the spring is under force1040NDeformation displacement60mm.

3、201.9.8.3.3.2Dynamic testing of height adjustment mechanism

mode of action:The height adjustment mechanism can be adjusted back and forth by controlling the up and down buttons of the hospital bed control board through cylinder jogging.

Jogging lifting time: 1~999sConfigurable

number of cycles: 1~ 99999The device can be set to automatically cycle the testing function after reaching the set time. Once the testing reaches the user set number of times, the device will automatically shut down and issue an alarm.

4. 201.9.8.3.3.4Medical bed lifting rod dynamic testing machineCan be used for tensile testing of medical bed lifting rods, based onYY9706.252-2021Medical Electrical Equipment2-52part:Special Requirements for Basic Safety and Basic Performance of Medical Beds201.9.8.3.3.4Manufacturing is required according to the terms and conditions. Technical Specifications:

Range of force values:0-1000NAccuracy of force values:±0.5%;

Drive Type:motor drive;

Action itinerary:0~100mmCan be set;

Loading speed:0.01-20mm/sCan be set

holding time: 1~99(s)Can be set arbitrarily, and will automatically release pressure after the time is up

Test frequency:999999The device can be set to automatically cycle the testing function after reaching the set time. Once the testing reaches the user set number of times, the device will automatically shut down and issue an alarm.

　5. 201.9.8.3.3.3“Sidebar strength and latch reliabilityaccording toYY9706.252-2021Medical Electrical Equipment2-52part:Special Requirements for Basic Safety and Basic Performance of Medical Beds "in the standard201.9.8.3.3.3“Sidebar strength and latch reliability”Request for design and production. Suitable for testing the load, guardrail push-pull strength test, and dynamic load fatigue test of medical beds, elderly care beds, traditional Chinese medicine therapy beds, and other products. Test the strength of the simulated bed under load conditions, as well as the push-pull strength of the guardrail and the dynamic strength of the tension rod.

Verify compliance through the following tests,The sidebar is located in the upper position:

a)Lateral force repeated action cycle test. According to the diagram201.117ChineseEorFThe direction shown,Apply to the middle part of the top of the sidebar

100 NThe force perpendicular to the sidebar. negative direction. repeat3000time;

b)Longitudinal force repeated action cycle test. According to the diagram201.117ChineseCorDshown,Longitudinal direction along the edge fence,Apply to it100 N

The power. negative direction. repeat3000time;

c)Vertical force repeated action cyclic test. According to the diagram201.117ChineseBshown,Vertically along the sidebar,Apply to its top100N

The power. repeat3000Next time.ADirection does not require testing;

d)Upon completiona)Theb)andc)after,Following the worst-case position,in the figure201.117The Fang Apply static load upwards. Sidebar not allowed

Becoming unlocked or incurring other unacceptable risks

Range of force values:0-1000NAccuracy of force values:±0.5%;

Drive Type:motor drive;

Action itinerary:0~100mmCan be set;

Loading speed:0.01-20mm/sCan be set

holding time: 1~99(s)Can be set arbitrarily, and will automatically release pressure after the time is up

Test frequency:999999The device can be set to automatically cycle the testing function after reaching the set time. Once the testing reaches the user set number of times, the device will automatically shut down and issue an alarm.

3、 Main technical parameters:

　　1. Bed height:500-700mm, Length1500-2100mm；

　　2. Vertical force:2000N(Press down) ）；

　　3. Lateral force:1000N(Push pull)2Taiwan;

　　5. force sensor:quantity3Group;

　　6. stepper motor+Driver:5set

　　7. Screw pushing stroke:0---200mm；

　　8. Test fixture:3Set;

　　9. Equipment size:1200X2400X2000mm；

　　10. Equipment frame: assembled from aluminum profiles or square tubes.

　　11. power supplyAC220V 50Hz.

6. 201.9.8.3.2Human body weight static load test device

according to the standardYY9706.252-2021of201.9.8.3.2The requirement is to conduct static load tests on the support and suspension systems of medical bed components used to support and fix patients, to verify their mechanical strength.

Technical Specifications:

1)Control and operation:PLCcontrol7Inch color touch screen operation

2）Workstation: Single workstation

3)Force application method: motor+Precision reducer+force sensor

4）Range of applied force values:0-4000N, adjustable, real-time detection and display of force sensor

5）Speed of application of force0-50mm/s

6）Hengli Time0-9999s, can be set

7）Rack: Aluminum profile rack, suitable for fixing different samples

8）Pressure plate: standard configuration0.1mOne piece, with a connector ofM20Threaded, switchable pressure plate for use

9）Safety protection: overload protection, leakage protection

10）External dimensions and weight:WDHabout1500X1200X2000mm,about180kg