Bulletproof helmet suspension piece and helmet body connection strength detection device

Abstract

The utility model relates to a bulletproof helmet suspension piece and helmet body connection strength detection device. The left frame body and the right frame body are installed on the top face of the base, the left lifting device is installed in the left frame body, the right lifting device is vertically installed in the right frame body, the cross beam is installed between the left lifting device and the right lifting device, and the hook is installed in the middle of the bottom face of the cross beam. The supporting column is fixedly installed on the top face of the base, and the helmet limiting assembly is fixedly installed on the top of the supporting column and corresponds to the hook. The hook hooks the bridle, the left servo motor and the right servo motor are started, the left ball screw nut pair and the right ball screw nut pair drive the cross beam to enable the hook to tension the bridle upwards, the suspension part is stretched at a constant stretching speed, and the connection strength of the suspension part and the helmet body is recorded through the control system; the device is convenient to operate and reliable in performance, and improves the real-time monitoring capability of the product quality.

Description

Technical Field

[0001] The utility model relates to a strong detection device for connecting a bulletproof helmet suspension part and a helmet body, belonging to the technical field of military equipment. Background Art

[0002] Military bulletproof helmets can protect against battlefield injury factors such as fragments produced by explosions, direct bullets, blunt impact collisions, etc., and can effectively reduce casualties on the battlefield. While improving the requirements for bulletproof performance, the suspension parts on the helmet, including head circumference adjustment and straps, fit well with various head shapes, making the helmet stable to wear and having protective properties such as impact absorption. After wearing, it does not affect the field of vision and hearing, does not hinder the completion of technical and tactical actions, has a small heat load, good thermal and moisture comfort and contact comfort, which is conducive to providing soldiers with safety protection while maintaining physical fitness and sustained combat capability.

[0003] In order to ensure the connection strength between the suspension member and the helmet body, the connection strength needs to be tested. Currently, there is no equipment to test the connection strength between the suspension member and the helmet body before leaving the factory. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a strong detection device for connecting a bulletproof helmet suspension part and a helmet body, which is easy to operate and reliable in performance.

[0005] The utility model adopts the following technical solutions:

[0006] The utility model discloses a strong detection device for connecting a bulletproof helmet suspension part with a helmet body, comprising a base, a left frame and a right frame parallelly mounted on the top surface of the base, a left lifting device vertically mounted in the left frame, a right lifting device vertically mounted in the right frame, a crossbeam mounted between the left lifting device and the right lifting device, a hook mounted in the middle of the bottom surface of the crossbeam, a support column fixedly mounted on the top surface of the base, and a helmet limiting assembly fixedly mounted on the top of the support column and corresponding to the hook; the left lifting device and the right lifting device have the same structure and are symmetrically arranged; the support column is arranged in the middle between the left frame and the right frame.

[0007] The helmet limiting assembly of the utility model comprises a helmet mold fixedly installed on the top of a support column to accommodate a bulletproof helmet, nuts symmetrically fixedly installed on both sides of the helmet mold, adjusting bolts screwed on the nuts, and a horizontal pressing plate screwed on the two adjusting bolts; the horizontal pressing plate is arranged parallel to the crossbeam.

[0008] The left lifting device of the utility model comprises a left groove rail fixedly installed in a left frame body, a left mounting seat fixedly installed on the top of the left groove rail, a left ball screw nut pair vertically fixedly installed in the groove rail, a left servo motor installed on the left mounting seat and a left sliding block slidably arranged on the groove rail, the transmission shaft of the left servo motor is connected to the top of the screw of the left ball screw nut pair; the left sliding block is fixedly connected to the nut of the left ball screw nut pair.

[0009] The right lifting device of the utility model comprises a right groove rail fixedly installed in the right frame body, a right mounting seat fixedly installed on the top of the right groove rail, a right ball screw nut pair vertically fixedly installed in the right groove rail, a right servo motor installed on the right mounting seat and a right slider slidably arranged on the right groove rail, the transmission shaft of the right servo motor is connected to the top of the screw of the right ball screw nut pair; the right slider is connected to the nut of the right ball screw nut pair; the crossbeam is horizontally fixedly installed between the left slider and the right slider.

[0010] The utility model installs an adjusting handle on the top surface of the adjusting bolt.

[0011] The utility model installs a connecting block between the crossbeam and the hook.

[0012] The utility model has a cover plate installed on the top of the left frame and the right frame. The utility model has the following positive effects: the utility model fixes the bulletproof helmet in the helmet mold through the horizontal pressure plate to prevent the bulletproof helmet from shifting, hooks the strap, starts the left servo motor and the right servo motor, and the left ball screw nut pair and the right ball screw nut pair drive the crossbeam to make the hook tighten the strap upward, stretch the suspension at a constant stretching speed, and record the connection strength between the suspension and the helmet body through the control system. The utility model is easy to operate and reliable in performance, and improves the real-time monitoring capability of product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Attached Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Attached Figure 2 This is a schematic diagram of the structure of the left lifting device of the utility model;

[0015] Attached Figure 3 This is a schematic diagram of the right ball screw nut pair structure of the utility model;

[0016] Attached Figure 4 This is a schematic diagram of the structure of the right lifting device of the utility model;

[0017] Attached Figure 5 This is a schematic diagram of the structure of the helmet limiting component of the utility model. DETAILED DESCRIPTION

[0018] As attached Figure 1 ,3 As shown in Figure 5, the utility model of the bulletproof helmet suspension and helmet body connection strength detection device comprises a base 1, a left frame 2 and a right frame 3 installed in parallel on the top surface of the base 1, a left lifting device installed vertically in the left frame 2, a right lifting device installed vertically in the right frame 3, a crossbeam 4 installed between the left lifting device and the right lifting device, a hook 10 installed in the middle of the bottom surface of the crossbeam 4, a support column 5 fixedly installed on the top surface of the base 1, and a helmet limit assembly fixedly installed on the top of the support column 5 corresponding to the hook 10; the left lifting device and the right lifting device have the same structure and are symmetrically arranged; the support column 5 is arranged in the middle between the left frame 2 and the right frame 3. A connecting block 12 is installed between the crossbeam 4 and the hook 10 to ensure that the hook 4 runs vertically; a cover plate 13 is installed on the top of the left frame 2 and the right frame 3 to prevent debris from falling into the left frame 2 and the right frame 3 and affecting the operation of the equipment.

[0019] As attached Figure 5 As shown, the helmet limiting assembly of the utility model includes a helmet mold 6 fixedly installed on the top of the support column 5 to accommodate the bulletproof helmet, nuts 7 symmetrically fixedly installed on both sides of the helmet mold 6, adjusting bolts 8 screwed on the nuts 7, and a horizontal pressure plate 9 screwed on the two adjusting bolts 8; the horizontal pressure plate 9 is arranged parallel to the crossbeam 4, and an adjusting handle 11 is installed on the top surface of the adjusting bolt 8 to facilitate the rotation of the adjusting bolt 8.

[0020] As attached Figure 1 , 2 As shown, the left lifting device of the utility model includes a left groove rail 21 fixedly installed in the left frame 2, a left mounting seat 22 fixedly installed on the top of the left groove rail 21, a left ball screw nut pair 23 vertically fixedly installed in the groove rail 21, a left servo motor 24 installed on the left mounting seat 22, and a left slider 25 slidably arranged on the groove rail 21, the transmission shaft of the left servo motor 24 is connected to the top of the screw of the left ball screw nut pair 23; the left slider 25 is fixedly connected to the nut of the left ball screw nut pair 23.

[0021] As attached Figure 3 , 4 As shown, the right lifting device of the utility model includes a right groove rail 31 fixedly installed in the right frame 3, a right mounting seat 32 fixedly installed on the top of the right groove rail 31, a right ball screw nut pair 33 vertically fixedly installed in the right groove rail 31, a right servo motor 34 installed on the right mounting seat 32, and a right slider 35 slidably arranged on the right groove rail 31, the transmission shaft of the right servo motor 34 is connected to the top of the screw of the right ball screw nut pair 33; the right slider 35 is connected to the nut of the right ball screw nut pair 33; the crossbeam 4 is horizontally fixedly installed between the left slider 25 and the right slider 35.

[0022] During the inspection, the bulletproof helmet with the hanging piece installed is placed face down in the helmet mold 6, the bulletproof helmet is open upward, the horizontal pressure plate 9 passes through the exposed strap of the hanging piece, the corresponding adjusting bolt 8 passes through the end plate of the horizontal pressure plate 9 and is connected with the nut 7 and tightened, the bulletproof helmet is fixed in the helmet mold 6, the left servo motor 24 and the right servo motor 34 are started synchronously, the left ball screw nut pair 23 and the right ball screw nut pair 33 drive the crossbeam 4 to make the hook 10 move downward, when the hook 10 hooks the strap, the left servo motor 24 and the right servo motor 34 are stopped synchronously, and then the left servo motor 24 and the right servo motor 34 are started, the left ball screw nut pair 23 and the right ball screw nut pair 33 drive the crossbeam 4 to make the hook 10 stretch the hanging piece upward at a constant stretching speed, and the connection strength between the hanging piece and the helmet body is recorded by the control system.

[0023] The utility model is easy to operate and has reliable performance, improves the real-time control of quality, eliminates batch product failures, reduces product testing costs, and improves production efficiency.

[0024] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A device for detecting the connection strength between a bulletproof helmet suspension and a helmet body, characterized in that: It comprises a base (1), a left frame (2) and a right frame (3) mounted parallel to the top surface of the base (1), a left lifting device vertically mounted in the left frame (2), a right lifting device vertically mounted in the right frame (3), a crossbeam (4) mounted between the left lifting device and the right lifting device, a hook (10) mounted in the middle of the bottom surface of the crossbeam (4), a support column (5) fixedly mounted on the top surface of the base (1), and a helmet limiting assembly fixedly mounted on the top of the support column (5) and corresponding to the hook (10); the left lifting device and the right lifting device have the same structure and are symmetrically arranged; The support column (5) is arranged in the middle between the left frame body (2) and the right frame body (3).

2. A bulletproof helmet suspension part and helmet body connection strength detection device according to claim 1, characterized in that: The helmet limiting assembly comprises a helmet mold (6) fixedly mounted on the top of a support column (5) for accommodating a bulletproof helmet, nuts (7) symmetrically fixedly mounted on both sides of the helmet mold (6), adjustment bolts (8) screwed onto the nuts (7), and a horizontal pressure plate (9) screwed onto the two adjustment bolts (8); The horizontal pressing plate (9) is arranged parallel to the crossbeam (4).

3. A bulletproof helmet suspension part and helmet body connection strength detection device according to claim 2, characterized in that: The left lifting device comprises a left groove rail (21) fixedly mounted in the left frame (2), a left mounting seat (22) fixedly mounted on the top of the left groove rail (21), a left ball screw nut pair (23) vertically fixedly mounted in the groove rail (21), a left servo motor (24) mounted on the left mounting seat (22), and a left slider (25) slidably arranged on the groove rail (21), wherein the transmission shaft of the left servo motor (24) is connected to the top of the screw of the left ball screw nut pair (23); The left sliding block (25) is fixedly connected to the nut of the left ball screw nut pair (23).

4. A bulletproof helmet suspension part and helmet body connection strength detection device according to claim 3, characterized in that: The right lifting device comprises a right groove rail (31) fixedly mounted in the right frame (3), a right mounting seat (32) fixedly mounted on the top of the right groove rail (31), a right ball screw nut pair (33) vertically fixedly mounted in the right groove rail (31), a right servo motor (34) mounted on the right mounting seat (32), and a right slider (35) slidably mounted on the right groove rail (31), wherein the transmission shaft of the right servo motor (34) is connected to the top of the screw of the right ball screw nut pair (33); The right sliding block (35) is connected to the nut of the right ball screw nut pair (33); The crossbeam (4) is horizontally fixedly installed between the left slider (25) and the right slider (35).

5. A bulletproof helmet suspension part and helmet body connection strength detection device according to claim 2, characterized in that: An adjustment handle (11) is mounted on the top surface of the adjustment bolt (8).

6. A bulletproof helmet suspension part and helmet body connection strength detection device according to claim 1, characterized in that: A connecting block (12) is installed between the crossbeam (4) and the hook (10).

7. A bulletproof helmet suspension member and helmet body connection strength detection device according to claim 1, characterized in that: Cover plates (13) are installed on the tops of the left frame (2) and the right frame (3).

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