Static load test device for weight of human body

Abstract

The utility model belongs to the technical field of testing, and particularly relates to a human body weight static load testing device which comprises a base, a detection cover is arranged at the upper end of the base, an electric control box is arranged on the outer side wall of the detection cover, a direction adjusting assembly is arranged at the upper end of the interior of the detection cover, a longitudinal angle adjusting assembly is arranged on the direction adjusting assembly, and the longitudinal angle adjusting assembly is connected with the electric control box. A transverse angle adjusting assembly is arranged on the longitudinal angle adjusting assembly; the longitudinal angle adjusting assembly and the transverse angle adjusting assembly are arranged, so that the stress test in any direction can be carried out on the test sample.

Description

Technical Field

[0001] The utility model belongs to the field of testing technology, in particular to a static load testing device for human body weight. Background Art

[0002] The static load test device of human body weight is a device used to test the static load capacity of human body weight on the sample to be tested. In the fields of medical, sports equipment, furniture, etc., static load tests are required for products or equipment that bear the weight of the human body, such as beds, chairs, tables, treadmills, etc., to ensure that they can safely and stably bear the weight of the human body and ensure the safety and comfort of the user.

[0003] Static load testing usually evaluates the structural strength, stability and durability of the sample by applying static pressure or weight to the sample to simulate the load conditions under actual use conditions. This test is crucial for evaluating the quality and performance of the product, especially in situations involving human safety.

[0004] However, the existing static load test devices for human body weight have some disadvantages. One of them is that these devices can usually only test the sample to be tested from one direction, which means that the sample to be tested can only be subjected to loads in the vertical direction and cannot simulate static loads in multiple directions that may occur during actual use. Utility Model Content

[0005] In order to solve some shortcomings of existing static load test devices for human body weight, one of which is the problem that these devices can usually only test samples from one direction, the utility model proposes a static load test device for human body weight.

[0006] The technical solution adopted by the utility model is as follows: The utility model provides a static load test device for human body weight, including a base, a detection cover is provided at the upper end of the base, an electric control box is provided on the outer side wall of the detection cover, an azimuth adjustment component is provided at the inner upper end of the detection cover, a longitudinal angle adjustment component is provided on the azimuth adjustment component, and a transverse angle adjustment component is provided on the longitudinal angle adjustment component.

[0007] Furthermore, a universal wheel is provided at the lower end of the base, and a support seat is detachably provided at the lower end of the base.

[0008] Furthermore, the orientation adjustment component includes a motor three, which is installed on the upper end of the outer wall of the detection cover. A lead screw is provided at the output end of the motor three, one end of the lead screw is rotatably provided on the upper end of the inner wall of the detection cover, a slide rod is provided at the upper end of the inner wall of the detection cover, a moving block is sleeved on the lead screw and the slide rod, the lead screw and the moving block are threadedly connected, and the slide rod and the moving block are slidably connected.

[0009] Furthermore, the longitudinal angle adjustment component includes a motor 1, which is arranged at the lower end of the moving block, and the output end of the motor 1 is provided with a semicircular cavity, the inner lower end of the moving block is provided with an annular groove, a pulley is provided in the annular groove, the lower end of the pulley is provided with a support rod, and the lower end of the support rod is connected to the semicircular cavity.

[0010] Furthermore, the lateral angle adjustment component includes a turntable, which is rotatably arranged in a semicircular cavity, a tooth block is provided in a circular array on the side wall of the turntable, a motor 2 is provided at the inner upper end of the semicircular cavity, a gear is provided at the output end of the motor 2, the tooth block and the gear are meshed and rotatably connected, a cylinder seat of a detection cylinder is provided at the lower end of the turntable, a pressure sensor is provided at the output end of the detection cylinder, and a force-bearing ball is provided at the lower end of the pressure sensor.

[0011] Further, the motor three is electrically connected to the electric control box, the motor one is electrically connected to the electric control box, the motor two is electrically connected to the electric control box, the detection cylinder is electrically connected to the electric control box, and the pressure sensor is electrically connected to the electric control box.

[0012] The beneficial effects achieved by the utility model using the above structure are as follows:

[0013] (1) The longitudinal angle adjustment component and the transverse angle adjustment component can be set to perform force testing on the test sample in any direction.

[0014] (2) The longitudinal angle adjustment component and the lateral angle adjustment component are set to meet the testing requirements of different pressure directions for diverse products.

[0015] (3) The setting of the longitudinal angle adjustment component and the lateral angle adjustment component makes the test data more accurate and reliable, with high repeatability, higher stability, and convenient and reliable operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the utility model, the drawings required for use in the description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a front view of a static load test device for human body weight according to the utility model;

[0018] Figure 2 This is a front cross-sectional view of a static load test device for human body weight according to the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the longitudinal angle adjustment component;

[0020] Figure 4 for Figure 3 A partial enlarged view of part A.

[0021] Among them, 5. Electric control box, 6. Base, 7. Detection cover, 8. Universal wheel, 9. Support seat, 10. Motor 1, 11. Annular slide, 12. Pulley, 13. Support rod, 14. Semicircular cavity, 15. Turntable, 16. Gear block, 17. Motor 2, 18. Gear, 19. Detection cylinder, 20. Pressure sensor, 21. Force ball, 22. Motor 3, 23. Screw, 24. Slide rod, 25. Moving block. DETAILED DESCRIPTION

[0022] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme of the utility model will be clearly and completely described below in combination with the drawings in the specific embodiment. Obviously, the embodiments described below are only part of the embodiments of the utility model, not all of them. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this patent.

[0023] like Figure 1-Figure 4As shown, the utility model proposes a static load test device for human body weight, including a base 6, a universal wheel 8 is provided at the lower end of the base 6, a support seat 9 is detachably provided at the lower end of the base 6, a detection cover 7 is provided at the upper end of the base 6, an electric control box 5 is provided on the outer side wall of the detection cover 7, a motor 3 22 is electrically connected to the electric control box 5, a motor 1 10 is electrically connected to the electric control box 5, a motor 2 17 is electrically connected to the electric control box 5, a detection cylinder 19 is electrically connected to the electric control box 5, and a pressure sensor 20 is electrically connected to the electric control box 5 The upper end of the inner part of the detection cover 7 is provided with an azimuth adjustment component, which includes a motor 3 22. The motor 3 22 is installed on the upper end of the outer wall of the detection cover 7. The output end of the motor 3 22 is provided with a lead screw 23. One end of the lead screw 23 is rotatably arranged on the upper end of the inner wall of the detection cover 7. A slide bar 24 is provided on the upper end of the inner wall of the detection cover 7. A moving block 25 is sleeved on the lead screw 23 and the slide bar 24. The lead screw 23 and the moving block 25 are threadedly connected, and the slide bar 24 and the moving block 25 are slidably connected. The position adjustment assembly is provided with a longitudinal angle adjustment assembly, which includes a motor 10, which is arranged at the lower end of a moving block 25, a semicircular cavity 14 being provided at the output end of the motor 10, an annular groove 11 being provided at the inner lower end of the moving block 25, a pulley 12 being provided in the annular groove 11, a support rod 13 being provided at the lower end of the pulley 12, and a semicircular cavity 14 being connected at the lower end of the support rod 13, a transverse angle adjustment assembly being provided on the longitudinal angle adjustment assembly, the transverse angle adjustment assembly including a turntable 15, which is rotatably arranged in the semicircular cavity 14, a tooth block 16 being provided at the side wall annular array of the turntable 15, a motor 2 17 being provided at the inner upper end of the semicircular cavity 14, a gear 18 being provided at the output end of the motor 2 17, the tooth block 16 and the gear 18 being meshed and rotatably connected, a cylinder seat of a detection cylinder 19 being provided at the lower end of the turntable 15, a pressure sensor 20 being provided at the output end of the detection cylinder 19, and a force-bearing ball 21 being provided at the lower end of the pressure sensor 20.

[0024] During specific use, the sample to be tested is placed on the base 6, and the output end of motor three 22 rotates to drive the screw 23 to rotate, and the rotation of the screw 23 drives the moving block 25 to move, and the movement of the moving block 25 drives the longitudinal angle adjustment component to move, and the output end of motor one 10 rotates to drive the semicircular cavity 14 to rotate, and the rotation of the semicircular cavity 14 drives the detection cylinder 19 to rotate, and the output end of motor two 17 rotates to drive the gear 18 to rotate, and the rotation of the gear 18 drives the tooth block 16 to rotate, and the rotation of the tooth block 16 drives the turntable 15 to rotate, and the rotation of the turntable 15 drives the detection cylinder 19 to rotate, and the test sample can be subjected to force testing in any direction, and the movement of the output end of the detection cylinder 19 drives the pressure sensor 20 to move, and the movement of the pressure sensor 20 drives the force ball 21 to meet the testing requirements of different pressure directions of diverse products. The above is the overall workflow of the utility model, and you can repeat this step the next time you use it.

[0025] It can be seen from the above embodiments that the beneficial effects of the utility model are:

[0026] The settings of the longitudinal angle adjustment component and the transverse angle adjustment component can perform force tests on the test samples in any direction; the settings of the longitudinal angle adjustment component and the transverse angle adjustment component meet the testing requirements of different pressure directions for diverse products; the settings of the longitudinal angle adjustment component and the transverse angle adjustment component make the test data more accurate and reliable, with high repeatability and higher stability, and the operation is convenient and reliable.

[0027] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A static load test device for human body weight, comprising a base (6), a detection cover (7) is provided at the upper end of the base (6), an electric control box (5) is provided on the outer side wall of the detection cover (7), and the device is characterized in that: An azimuth adjustment component is provided at the inner upper end of the detection cover (7), a longitudinal angle adjustment component is provided on the azimuth adjustment component, and a transverse angle adjustment component is provided on the longitudinal angle adjustment component.

2. A static load test device for human body weight according to claim 1, characterized in that: The lower end of the base (6) is provided with a universal wheel (8), and the lower end of the base (6) is provided with a detachable support seat (9).

3. A static load test device for human body weight according to claim 2, characterized in that: The orientation adjustment component comprises a motor three (22), the motor three (22) being mounted on the upper end of the outer wall of the detection cover (7), a lead screw (23) being provided at the output end of the motor three (22), one end of the lead screw (23) being rotatably mounted on the upper end of the inner wall of the detection cover (7), a slide bar (24) being provided at the upper end of the inner wall of the detection cover (7), a moving block (25) being sleeved on the lead screw (23) and the slide bar (24), the lead screw (23) and the moving block (25) being threadedly connected, and the slide bar (24) and the moving block (25) being slidably connected.

4. A static load test device for human body weight according to claim 3, characterized in that: The longitudinal angle adjustment component comprises a motor (10), wherein the motor (10) is arranged at the lower end of a moving block (25), a semicircular cavity (14) is arranged at the output end of the motor (10), an annular groove (11) is arranged at the inner lower end of the moving block (25), a pulley (12) is arranged in the annular groove (11), a support rod (13) is arranged at the lower end of the pulley (12), and the lower end of the support rod (13) is connected to the semicircular cavity (14).

5. A static load test device for human body weight according to claim 4, characterized in that: The lateral angle adjustment assembly comprises a rotating disk (15), the rotating disk (15) is rotatably arranged in a semicircular cavity (14), a tooth block (16) is provided in a ring array on the side wall of the rotating disk (15), a motor 2 (17) is provided at the upper end of the interior of the semicircular cavity (14), a gear (18) is provided at the output end of the motor 2 (17), the tooth block (16) and the gear (18) are meshed and rotatably connected, a cylinder seat of a detection cylinder (19) is provided at the lower end of the rotating disk (15), a pressure sensor (20) is provided at the output end of the detection cylinder (19), and a force-bearing ball (21) is provided at the lower end of the pressure sensor (20).

6. A static load test device for human body weight according to claim 5, characterized in that: The motor three (22) is electrically connected to the electric control box (5), the motor one (10) is electrically connected to the electric control box (5), the motor two (17) is electrically connected to the electric control box (5), the detection cylinder (19) is electrically connected to the electric control box (5), and the pressure sensor (20) is electrically connected to the electric control box (5).

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