Helmet goggle mask high-speed particle impact testing device

Abstract

The utility model provides a high-speed particle impact testing device for a helmet goggle mask, which belongs to the field of testing devices and comprises a bottom plate, a transparent box, a lifting mechanism, a head mold, a high-speed particle impact resistance tester, a tachymeter and an air source conveying mechanism. The head mold can be driven to ascend and descend through ascending and descending of the lifting table, the test positions of the helmet, the goggles and the mask are driven to be adjusted through ascending and descending of the head mold, the trolley is slidably connected into the sliding rails, so that the trolley can move on the two sliding rails, the head mold can be driven to move through movement of the trolley, and the head mold is driven to move through movement of the trolley. When a test object is worn on the head mold, the head mold can move, so that the state that a person is hit to retreat is simulated, and the problem that in the prior art, most of impact tests of helmets, goggles and masks are manually tested, so that tested data are not accurate can be solved.

Description

Technical Field

[0001] The utility model belongs to the field of testing devices, and in particular relates to a high-speed particle impact testing device for a helmet goggles and face shield. Background Art

[0002] Helmets, masks and goggles have high-speed particle impact resistance and are used in the production, inspection and research of helmets, masks, goggles and glasses. They are widely used in the production, scientific research and quality supervision and inspection units of impact-resistant eye protection, masks and glasses.

[0003] Since helmets, goggles and masks need to withstand a certain impact force during use, in order to ensure that the helmets, goggles and masks can protect the users, the factory needs to conduct experiments after producing the helmets, goggles and masks to ensure that the products produced are qualified products for subsequent sale. However, the impact tests of helmets, goggles and masks in the prior art are mostly manual tests, which makes the test data inaccurate and makes it impossible to accurately test the impact data of helmets, goggles and masks. Therefore, a high-speed particle impact test device for helmets, goggles and masks is needed. Utility Model Content

[0004] The utility model aims to provide a high-speed particle impact testing device for helmets, goggles and masks, aiming to solve the problem that the impact tests of helmets, goggles and masks in the prior art are mostly conducted manually, resulting in inaccurate test data.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] Helmet goggles and masks high-speed particle impact test device, including:

[0007] Base plate;

[0008] A transparent box is fixedly connected to the top of the base plate;

[0009] The lifting mechanism is arranged in the transparent box;

[0010] The head mold is arranged on the lifting mechanism;

[0011] High-speed particle impact resistance tester, fixedly connected to the top of the base plate;

[0012] A velocimeter, which is installed on the high-speed particle impact tester; and

[0013] The gas source conveying mechanism is arranged on the high-speed particle impact resistance tester.

[0014] As a preferred solution of the utility model, the lifting mechanism includes:

[0015] Moving parts, housed in a transparent box; and

[0016] The lifting mechanism is arranged on the moving part.

[0017] As a preferred solution of the utility model, the moving component includes a slide rail and a trolley. There are two slide rails, which are respectively fixedly connected to the inner walls on both sides of the transparent box, and the two slide rails are symmetrically arranged. The trolley is slidably connected to the two slide rails.

[0018] As a preferred solution of the utility model, the lifting mechanism includes a sliding rod, a lifting platform and a screw rod. Two sliding rods are provided. The two sliding rods are fixedly connected to the top of the trolley, and the two sliding rods are symmetrically arranged. The screw rod is rotatably connected to the top of the trolley. The lifting platform is slidably sleeved on the two sliding rods, and the lifting platform is threadedly connected to the screw rod.

[0019] As a preferred solution of the utility model, the gas source delivery mechanism includes a bullet hole cover, a rotating shaft, an air supply pipe, a U-shaped block and a limiting rod. The rotating shaft is rotatably connected to the high-speed particle impact resistance tester, the bullet hole cover is fixedly connected to the circumferential surface of the rotating shaft, the air supply pipe is fixedly connected to one end of the bullet hole cover, the limiting rod is fixedly connected to the high-speed particle impact resistance tester, the U-shaped block is fixedly connected to the side end of the bullet hole cover, and the U-shaped block is sleeved on the limiting rod.

[0020] As a preferred solution of the utility model, two connecting rods are fixedly connected between the transparent box and the high-speed particle impact resistance tester, and the two connecting rods are symmetrically arranged.

[0021] As a preferred solution of the utility model, the head mold is fixedly connected to the top of the lifting platform.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. In this scheme, a transparent box is set up to block the flying steel balls of the impact test to prevent the flying steel balls from injuring the test personnel. The screw rod is threadedly connected to the lifting platform, so that the screw rod can be rotated to drive the lifting platform to move up and down. The lifting platform can drive the head mold to move up and down, and the lifting of the head mold can drive the adjustment of the test position of the helmet, goggles and mask.

[0024] 2. In this scheme, the head model is set to wear a helmet, goggles and a mask, thereby simulating a person wearing it, thereby improving the authenticity of the test. The trolley is slidably connected to the slide rail, so that the trolley can move on two slide rails. The movement of the trolley can drive the movement of the head model. When the test object is worn on the head model, the head model can move, thereby simulating the state of a person being hit and retreating. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0026] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0027] Figure 2 It is a structural schematic diagram of another perspective of the utility model;

[0028] Figure 3 For this utility model Figure 2 The enlarged view of point A in the middle;

[0029] Figure 4 This is a schematic diagram of the internal structure of the rotating shaft of the utility model;

[0030] Figure 5 It is a structural schematic diagram of the head mold of the utility model.

[0031] In the figure: 1. bottom plate; 2. transparent box; 3. connecting rod; 4. high-speed particle impact tester; 5. bullet hole cover; 6. speed meter; 7. rotating shaft; 8. air pipe; 9. U-shaped block; 10. limit rod; 11. slide rail; 12. trolley; 13. slide rod; 14. lifting platform; 15. head mold; 16. screw rod. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Example 1

[0034] See also Figure 1-Figure 5 , the technical solution provided by this embodiment is as follows:

[0035] The invention discloses a high-speed particle impact testing device for helmet, goggles and face mask, which is composed of a base plate 1, a transparent box 2, a lifting mechanism, a head mold 15, an anti-high-speed particle impact tester 4, a velocimeter 6 and an air source conveying mechanism. The transparent box 2 is fixedly connected to the top of the base plate 1, the head mold 15 is arranged on the lifting mechanism, the anti-high-speed particle impact tester 4 is fixedly connected to the top of the base plate 1, and the velocimeter 6 is arranged on the anti-high-speed particle impact tester 4.

[0036] In a specific embodiment of the utility model, the transparent box 2 is configured to block the flying steel balls during the impact test to prevent the flying steel balls from injuring the test personnel. The head mold 15 is configured to wear a helmet, goggles and a mask, thereby simulating a person wearing the helmet, thereby improving the authenticity of the test. The speedometer 6 is installed on the anti-high-speed particle impact tester 4. The speed of the flying steel balls can be detected by the setting of the speedometer 6. The anti-high-speed particle impact tester 4 is configured to eject the steel balls. The working principle and internal structure of the anti-high-speed particle impact tester 4 and the speedometer 6 are common knowledge to those skilled in the art, so they will not be repeated here.

[0037] Specifically, the moving component is arranged in the transparent box 2, and the moving component includes a slide rail 11 and a trolley 12. There are two slide rails 11, and the two slide rails 11 are respectively fixedly connected to the inner walls on both sides of the transparent box 2, and the two slide rails 11 are symmetrically arranged, and the trolley 12 is slidably connected to the two slide rails 11.

[0038] In a specific embodiment of the utility model, the slide rail 11 is used to connect the trolley 12, and the trolley 12 is slidably connected to the slide rail 11, so that the trolley 12 can move on the two slide rails 11. The movement of the trolley 12 can drive the head mold 15 to move. When the test object is worn on the head mold 15, the head mold 15 can move, thereby simulating the state of a person being hit and retreating.

[0039] Specifically, the lifting mechanism is arranged on the moving part, and the lifting mechanism includes a sliding rod 13, a lifting platform 14 and a screw rod 16. Two sliding rods 13 are provided, and the two sliding rods 13 are fixedly connected to the top of the trolley 12, and the two sliding rods 13 are symmetrically arranged. The screw rod 16 is rotatably connected to the top of the trolley 12, and the lifting platform 14 is slidably sleeved on the two sliding rods 13, and the lifting platform 14 is threadedly connected to the screw rod 16.

[0040] In a specific embodiment of the utility model, the two sliding rods 13 are arranged to slide and connect the screw rod 16, which is threadedly connected to the lifting platform 14, so that the screw rod 16 can rotate to drive the lifting platform 14 to move up and down. The lifting of the lifting platform 14 can drive the head mold 15 to move up and down, and the lifting of the head mold 15 can drive the test position of the helmet, goggles and mask to be adjusted.

[0041] Specifically, the gas source delivery mechanism is arranged on the anti-high-speed particle impact tester 4, and the gas source delivery mechanism includes a bullet hole cover 5, a rotating shaft 7, an air supply pipe 8, a U-shaped block 9 and a limiting rod 10. The rotating shaft 7 is rotatably connected to the anti-high-speed particle impact tester 4, the bullet hole cover 5 is fixedly connected to the circumferential surface of the rotating shaft 7, the air supply pipe 8 is fixedly connected to one end of the bullet hole cover 5, the limiting rod 10 is fixedly connected to the anti-high-speed particle impact tester 4, the U-shaped block 9 is fixedly connected to the side end of the bullet hole cover 5, and the U-shaped block 9 is sleeved on the limiting rod 10.

[0042] In a specific embodiment of the utility model, the rotating shaft 7 is used to connect the bullet hole cover 5, and the bullet hole cover 5 can be rotated through the rotating shaft 7. The limiting rod 10 is used to limit the position of the U-shaped block 9. The U-shaped block 9 cooperates with the limiting rod 10 to limit the position of the bullet hole cover 5. The gas pipe 8 is used to transport the gas source.

[0043] Specifically, two connecting rods 3 are fixedly connected between the transparent box 2 and the high-speed particle impact resistance tester 4, and the two connecting rods 3 are symmetrically arranged.

[0044] In a specific embodiment of the present invention, two connecting rods 3 are provided to improve the stability of the transparent box 2 and the high-speed particle impact resistance tester 4 .

[0045] Specifically, the head mold 15 is fixedly connected to the top of the lifting platform 14 .

[0046] In a specific embodiment of the present invention, the head mold 15 is fixedly connected to the top of the lifting platform 14 .

[0047] The working principle or working process of the high-speed particle impact testing device for helmet goggles and masks provided by the utility model is as follows: a sample to be tested is mounted on a head mold 15, a screw rod 16 is rotated, the screw rod 16 rotates to drive the lifting platform 14 to rise, the lifting platform 14 rises to drive the head mold 15 to rise, the head mold 15 rises to drive the sample to be tested to rise, thereby adjusting the position of the sample to be tested, so that the high-speed particle impact tester 4 is aimed at the sample to be tested, a steel bullet is filled on the high-speed particle impact tester 4, and the steel bullet is ejected through the high-speed particle impact tester 4.

[0048] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. Helmet goggles and masks high-speed particle impact test device, characterized in that: include: Bottom plate (1); A transparent box (2) is fixedly connected to the top of the bottom plate (1); A lifting mechanism is arranged in the transparent box (2); A head mold (15) is arranged on the lifting mechanism; A high-speed particle impact resistance tester (4) is fixedly connected to the top of the base plate (1); A velocimeter (6) is provided on the high-speed particle impact resistance tester (4); and The gas source conveying mechanism is arranged on the high-speed particle impact resistance tester (4).

2. The high-speed particle impact testing device for helmet goggles and masks according to claim 1, characterized in that: The lifting mechanism comprises: A moving part is arranged in the transparent box (2); and The lifting mechanism is arranged on the moving part.

3. The high-speed particle impact testing device for helmet goggles and face shields according to claim 2, characterized in that: The moving component comprises a slide rail (11) and a trolley (12). Two slide rails (11) are provided. The two slide rails (11) are respectively fixedly connected to the inner walls on both sides of the transparent box (2). The two slide rails (11) are symmetrically arranged. The trolley (12) is slidably connected to the two slide rails (11).

4. The high-speed particle impact testing device for helmet goggles and face shields according to claim 3 is characterized in that: The lifting mechanism comprises a sliding rod (13), a lifting platform (14) and a screw rod (16). Two sliding rods (13) are provided. The two sliding rods (13) are fixedly connected to the top of the trolley (12), and the two sliding rods (13) are symmetrically arranged. The screw rod (16) is rotatably connected to the top of the trolley (12). The lifting platform (14) is slidably sleeved on the two sliding rods (13), and the lifting platform (14) is threadedly connected to the screw rod (16).

5. The high-speed particle impact testing device for helmet goggles and face shields according to claim 4 is characterized in that: The gas source delivery mechanism comprises a bullet hole cover (5), a rotating shaft (7), an air delivery pipe (8), a U-shaped block (9) and a limiting rod (10); the rotating shaft (7) is rotatably connected to the high-speed particle impact tester (4); the bullet hole cover (5) is fixedly connected to the circumferential surface of the rotating shaft (7); the air delivery pipe (8) is fixedly connected to one end of the bullet hole cover (5); the limiting rod (10) is fixedly connected to the high-speed particle impact tester (4); the U-shaped block (9) is fixedly connected to the side end of the bullet hole cover (5); and the U-shaped block (9) is sleeved on the limiting rod (10).

6. The high-speed particle impact testing device for helmet goggles and face shields according to claim 5, characterized in that: Two connecting rods (3) are fixedly connected between the transparent box (2) and the high-speed particle impact resistance tester (4), and the two connecting rods (3) are symmetrically arranged.

7. The high-speed particle impact testing device for helmet goggles and face shields according to claim 6, characterized in that: The head mold (15) is fixedly connected to the top of the lifting platform (14).

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