Quick folding bulletproof structure

Abstract

The utility model discloses a quick folding bulletproof structure, which relates to the technical field of bulletproof shields, and comprises a main bulletproof plate I, a main bulletproof plate II fixedly connected below the main bulletproof plate I, auxiliary bulletproof plates I rotatably connected to the left side and the right side of the main bulletproof plate I, and auxiliary bulletproof plates II rotatably connected to the left side and the right side of the main bulletproof plate II. A first auxiliary bulletproof plate is rotatably connected to the left side and the right side of a first main bulletproof plate, two supports are fixedly connected to the rear surface of the second main bulletproof plate, a fixing rod is fixedly connected between the two supports, and two second pulleys are rotatably connected to the lower surface of the second main bulletproof plate. The left side and the right side of the second main bulletproof plate are rotationally connected with second auxiliary bulletproof plates, when the bulletproof plate is used for meeting a narrow road section, the two first auxiliary bulletproof plates are driven to rotate by holding the second handle block, and the front surfaces of the two first auxiliary bulletproof plates and the front surface of the first main bulletproof plate are each provided with two pairs of connecting blocks.

Description

Technical Field

[0001] The utility model relates to the technical field of bulletproof shields, in particular to a fast-folding bulletproof structure. Background Art

[0002] The bulletproof shield is a defensive weapon used in dealing with violent terrorist incidents, especially gun-related incidents. It can effectively block the impact of bullets and bomb fragments of a certain specification.

[0003] At present, the existing fast-folding bulletproof structure (such as patent number: CN202120118096.7) discloses a bulletproof shield, which is characterized in that it includes a shield body, and the shield body includes an outer side and an inner side, which can help the armed police use the shield for defense while also being able to observe the enemy situation well. When it is necessary to shoot, the muzzle is inserted into the through groove, and the baffle is pushed to rotate, so that shooting can be carried out. At the same time, the smoke bomb can be placed in the receiving groove and ejected through the ejection assembly. The infrared imager can provide clear images, which is also conducive to night combat.

[0004] However, during the implementation of the above technical solution, the following technical problems were found: during the implementation of the above solution, the shield cannot be folded, and will be blocked when encountering narrow sections, resulting in inflexible use. In addition, the shield needs to be held by the operator, which reduces flexibility and field of view and cannot meet usage needs. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a quick-folding bulletproof structure, which solves the problem that the shield cannot be folded and will be blocked when encountering narrow roads, resulting in inflexible use. In addition, the shield needs to be held by the operator, which reduces flexibility and field of view.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a fast folding bulletproof structure, including a main bulletproof plate 1, a main bulletproof plate 2 is fixedly connected below the main bulletproof plate 1, the main bulletproof plate 1 is rotatably connected to auxiliary bulletproof plates 1 on both sides, the main bulletproof plate 2 is rotatably connected to auxiliary bulletproof plates 2 on both sides, the rear surface of the main bulletproof plate 2 is fixedly connected to two brackets, a fixing rod is fixedly connected between the two brackets, and the lower surface of the main bulletproof plate 2 is rotatably connected to two pulleys 2, wherein the front surfaces of the two auxiliary bulletproof plates 1 and the two auxiliary bulletproof plates 2 are fixedly connected to U-shaped blocks, the front surfaces of the main bulletproof plate 1 and the two auxiliary bulletproof plates 1 are respectively fixedly connected to two pairs of connecting blocks, the two pairs of U-shaped blocks are fixedly connected to round rods, and two rotating shafts are respectively arranged between the two pairs of round rods, the front surface of the main bulletproof plate 1 is fixedly connected to a handle block 1, the lower surfaces of the two brackets are fixedly connected to card blocks, wherein the two card blocks are rotatably connected to pulleys 1.

[0007] As a preferred technical solution of the utility model, the front surfaces of the main bulletproof plate 1 and the two auxiliary bulletproof plates 1 are provided with observation windows, wherein two connecting plates are rotatably connected in the two pairs of connecting blocks respectively.

[0008] As a preferred technical solution of the utility model, the front surfaces of the main bulletproof plate 1 and the two auxiliary bulletproof plates 1 are provided with shooting holes, wherein the front surfaces of the two auxiliary bulletproof plates 1 are fixedly connected with handle blocks 2.

[0009] As a preferred technical solution of the utility model, the two pairs of the circular rod annular sides are movably sleeved with circular ring blocks 1, wherein the two pairs of the circular ring blocks 1 annular sides are fixedly connected with circular ring blocks 2.

[0010] As a preferred technical solution of the utility model, two cylinders are fixedly connected in the two rotating shafts, wherein the two pairs of cylinders are movably sleeved with the two pairs of circular ring blocks respectively.

[0011] The advantages of the utility model are: 1. The two auxiliary bulletproof plates 1 and the two auxiliary bulletproof plates 2 are connected by a rotating shaft and two U-shaped blocks and other structures. When the auxiliary bulletproof plate 1 rotates, the auxiliary bulletproof plate 2 is driven to rotate together and is fixed by a torsion spring. The overall use is convenient, the effect of rapid folding is achieved, and the overall convenience and flexibility of use are improved.

[0012] 2. The setting of two pulleys one and two pulleys two improves the overall maneuverability and flexibility. By holding the fixed rod and lifting the device, the two pulleys one are lifted off the ground, and then they can be rotated. The operation is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings.

[0014] Figure 1 It is the overall structure diagram of the utility model;

[0015] Figure 2 This is a structural diagram of the connection block in the utility model;

[0016] Figure 3 This is a structural diagram of the support in the utility model;

[0017] Figure 4 This is a structural diagram of the rotating shaft in the utility model.

[0018] Legend: 1. Main bulletproof plate 1; 2. Main bulletproof plate 2; 3. Auxiliary bulletproof plate 1; 4. Auxiliary bulletproof plate 2; 5. Bracket; 6. U-shaped block; 7. Handle block 1; 8. Shooting hole; 9. Handle block 2; 10. Connecting block; 11. Connecting plate; 12. Observation window; 13. Fixing rod; 14. Block; 15. Pulley 1; 16. Pulley 2; 17. Rotating shaft; 18. Cylinder; 19. Ring block 1; 20. Round rod; 21. Ring block 2. DETAILED DESCRIPTION

[0019] The embodiment of the present application provides a quick-folding bulletproof structure, which effectively solves the problem that the shield cannot be folded and will be blocked when encountering a narrow road section, resulting in inflexible use. In addition, the shield needs to be held by the operator, which reduces the flexibility and field of view. The two auxiliary bulletproof plates 1 3 and the two auxiliary bulletproof plates 2 4 are connected by a rotating shaft 17 and two U-shaped blocks 6 and other structures. During the rotation of the auxiliary bulletproof plate 1 3, the auxiliary bulletproof plate 2 4 is driven to rotate together and fixed by a torsion spring. The overall use is convenient, the effect of quick folding is achieved, and the overall convenience and flexibility of use are improved.

[0020] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the technical solution in the embodiment of the present application effectively solves the problem that the shield cannot be folded and will be blocked when encountering a narrow road section, resulting in inflexible use. In addition, the shield needs to be held by the operator, which reduces flexibility and field of view. The overall idea is as follows:

[0021] In view of the problems existing in the prior art, the utility model provides a fast folding bulletproof structure, including a main bulletproof plate 1, a main bulletproof plate 2 2 is fixedly connected below the main bulletproof plate 1, auxiliary bulletproof plates 3 are rotatably connected to the left and right sides of the main bulletproof plate 1, auxiliary bulletproof plates 4 are rotatably connected to the left and right sides of the main bulletproof plate 2, two brackets 5 are fixedly connected to the rear surface of the main bulletproof plate 2, a fixing rod 13 is fixedly connected between the two brackets 5, and two pulleys 16 are rotatably connected to the lower surface of the main bulletproof plate 2, wherein the front surfaces of the two auxiliary bulletproof plates 1 3 and the two auxiliary bulletproof plates 2 4 are fixedly connected to U-shaped blocks 6, and the main bulletproof plate 2 Two pairs of connecting blocks 10 are fixedly connected to the front surfaces of plate 1 and two auxiliary bulletproof plates 3, round rods 20 are fixedly connected in the two pairs of U-shaped blocks 6, and two rotating shafts 17 are respectively arranged between the two pairs of round rods 20. A handle block 7 is fixedly connected to the front surface of the main bulletproof plate 1, and a clamping block 14 is fixedly connected to the lower surfaces of the two brackets 5, wherein a pulley 15 is rotatably connected in the two clamping blocks 14, and a pulley 15 is rotatably connected in the two clamping blocks 14. The lower surface of the main bulletproof plate 2 is also rotatably connected to two pulleys 2 16, and the overall maneuverability is improved by the arrangement of the two pulleys 15 and the two pulleys 2 16.

[0022] The main bulletproof plate 1 and the two auxiliary bulletproof plates 3 are provided with observation windows 12 on their front surfaces, wherein two connecting plates 11 are rotatably connected in two pairs of connecting blocks 10 respectively, and shooting holes 8 are provided on the front surfaces of the main bulletproof plate 1 and the two auxiliary bulletproof plates 3, wherein the front surfaces of the two auxiliary bulletproof plates 3 are fixedly connected with handle blocks 29, which drive the auxiliary bulletproof plates 24 to rotate together during the rotation of the auxiliary bulletproof plates 3, and are fixed by torsion springs. The overall use is convenient, and the effect of rapid folding is achieved, thereby improving the overall convenience and flexibility of use.

[0023] The two pairs of round rods 20 are movably sleeved with circular blocks 19 on their annular sides, wherein the two pairs of circular blocks 19 are fixedly connected with circular blocks 21 on their annular sides, and two cylinders 18 are fixedly connected inside the two rotating shafts 17, wherein the two pairs of cylinders 18 are movably sleeved with the two pairs of circular blocks 21 respectively, and the two pulleys 15 can be lifted up by holding the fixed rod 13 to leave the ground, and can then be rotated, which is simple to operate and convenient to use.

[0024] Working principle: the lower surface of the main bulletproof plate 1 is fixedly connected with the main bulletproof plate 2, and the left and right sides of the main bulletproof plate 1 are rotatably connected with the auxiliary bulletproof plate 3, and the left and right sides of the main bulletproof plate 2 are rotatably connected with the auxiliary bulletproof plate 24. When encountering a narrow road section during use, the two auxiliary bulletproof plates 3 are driven to rotate by holding the handle block 29. The two auxiliary bulletproof plates 3 and the front surface of the main bulletproof plate 1 are provided with two pairs of connecting blocks 10, and the two pairs of connecting blocks 10 are rotatably connected with connecting plates 11. Torsion springs are provided in the connecting blocks 10 and the connecting plates 11. When a torsional torque is applied, the torsion spring will deform and store energy. When the torsional torque disappears, the spring will release the stored energy, so that the auxiliary bulletproof plate 3 can be fixed at a certain angle. The two auxiliary bulletproof plates 13 and the two auxiliary bulletproof plates 2 4 are connected by a rotating shaft 17 and two U-shaped blocks 6 and other structures. During the rotation of the secondary bulletproof plate 13, the secondary bulletproof plate 2 4 is driven to rotate together, and is fixed by a torsion spring. The overall use is convenient, and the effect of rapid folding is achieved, which improves the overall convenience and flexibility of use. The front surface of the main bulletproof plate 2 2 is fixedly connected to two brackets 5, and the lower surfaces of the two brackets 5 are fixedly connected to a clamping block 14, and the two clamping blocks 14 are rotatably connected to a pulley 15. The lower surface of the main bulletproof plate 2 2 is also rotatably connected to two pulleys 2 16. The arrangement of the two pulleys 15 and the two pulleys 2 16 improves the overall maneuverability and flexibility. The device is lifted by holding the fixed rod 13 to make the two pulleys 15 leave the ground, and can be rotated at this time. The operation is simple and easy to use.

[0025] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.

Claims

1. A fast folding bulletproof structure, comprising a main bulletproof plate (1), characterized in that: A main bulletproof plate 2 (2) is fixedly connected below the main bulletproof plate 1 (1), auxiliary bulletproof plates 1 (3) are rotatably connected to the left and right sides of the main bulletproof plate 1 (1), auxiliary bulletproof plates 2 (4) are rotatably connected to the left and right sides of the main bulletproof plate 2 (2), two brackets (5) are fixedly connected to the rear surface of the main bulletproof plate 2 (2), a fixing rod (13) is fixedly connected between the two brackets (5), and two pulleys 2 (16) are rotatably connected to the lower surface of the main bulletproof plate 2 (2); The front surfaces of the two auxiliary bulletproof plates 1 (3) and the two auxiliary bulletproof plates 2 (4) are fixedly connected to U-shaped blocks (6); the front surfaces of the main bulletproof plate 1 (1) and the two auxiliary bulletproof plates 1 (3) are respectively fixedly connected to two pairs of connection blocks (10); round rods (20) are fixedly connected inside the two pairs of U-shaped blocks (6); two rotating shafts (17) are respectively arranged between the two pairs of round rods (20); and the front surface of the main bulletproof plate 1 (1) is fixedly connected to a handle block 1 (7).

2. The fast-folding bulletproof structure according to claim 1, characterized in that: The lower surfaces of the two brackets (5) are fixedly connected with a clamping block (14); Wherein, the two clamping blocks (14) are both rotatably connected with a pulley 1 (15).

3. The fast-folding bulletproof structure according to claim 1, characterized in that: The front surfaces of the main bulletproof plate (1) and the two auxiliary bulletproof plates (3) are each provided with an observation window (12); Wherein, two connecting plates (11) are rotatably connected in the two pairs of connecting blocks (10), respectively.

4. The fast-folding bulletproof structure according to claim 1, characterized in that: The front surfaces of the main bulletproof plate (1) and the two auxiliary bulletproof plates (3) are each provided with shooting holes (8); Wherein, the front surfaces of the two auxiliary bulletproof plates 1 (3) are fixedly connected with handle blocks 2 (9).

5. The fast-folding bulletproof structure according to claim 1, characterized in that: The annular side surfaces of the two pairs of round rods (20) are movably sleeved with a circular ring block (19); Wherein, the annular side surfaces of the two pairs of the annular ring blocks 1 (19) are fixedly connected to the annular ring blocks 2 (21).

6. The fast-folding bulletproof structure according to claim 5, characterized in that: Two cylinders (18) are fixedly connected to each of the two rotating shafts (17); The two pairs of cylinders (18) are movably sleeved with the two pairs of circular ring blocks (21) respectively.

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