CN212963034U

CN212963034U - Anti-drop and be convenient for folding handheld shellproof shield

Info

Publication number: CN212963034U
Application number: CN202021439790.0U
Authority: CN
Inventors: 罗雷
Original assignee: Engineering University of Chinese Peoples Armed Police Force
Current assignee: Engineering University of Chinese Peoples Armed Police Force
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-13
Anticipated expiration: 2030-07-20

Abstract

The utility model belongs to the technical field of shellproof shield, especially, be an anti-drop and be convenient for folding handheld shellproof shield, including first shield and pulley, the avris of first shield is connected with the fixed axle, and the avris of fixed axle is provided with the kelly to the inside of kelly runs through there is the screw pole, the avris of first shield is provided with the fixed block, the avris of first shield is provided with the disc, and the avris of disc is provided with first rotation axis to the avris of first rotation axis is connected with the drive belt, the avris of first shield is provided with the gear, and the avris of gear is provided with the second rotation axis to the avris of second rotation axis is provided with the carousel, the avris of first shield is provided with the fixture block. This anti-drop and be convenient for folding handheld shellproof shield is provided with the disc, passes the bandage of disc avris with the arm, grasps the handle of first shield avris to prevent shellproof shield and drop, the user of service also can be more stable when the gripping.

Description

Anti-drop and be convenient for folding handheld shellproof shield

Technical Field

The utility model relates to a shellproof shield technical field specifically is a handheld shellproof shield of anti-drop and folding of being convenient for.

Background

A common protective device used by bullet-proof shield public security and armed police forces in tasks of duty-on, handling emergent social security incidents, prevention and handling terrorist activities is usually made of high-performance fiber materials such as alloy steel or Kevlar and the like, has the characteristics of large volume, heavy weight, good defense effect and the like, is mainly used for resisting bullet shooting, resisting penetration injury caused by fragments of explosives, also can be used for resisting attack of various throws, hard objects, bludgers and unknown liquids, can resist collision and extrusion of riot and harassing crowds to law enforcement personnel, and effectively protects the personal safety of fighters.

When the existing bulletproof shield is used, most of the existing bulletproof shields are transversely held by the left arm and placed in front of the chest, but in order to improve the protection level and the protection area, the bulletproof shield is large in weight and size, inconvenient to store, transport and carry and hold for a long time, and also influences the moving speed of staff on duty. When the bulletproof shield is attacked by bullets, explosive shock waves, fragments, thrown objects and the like, the impact force is large, and the phenomenon that the arms of a holding person are numb and even fall off is easily caused, so that potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-drop and be convenient for folding handheld shellproof shield to propose current shellproof shield on the market in solving above-mentioned background when using, mostly for lifting the removal with the arm, shellproof shield is heavier, inconvenient and cause the arm to send out numb when receiving great impact when removing very easily, thereby cause the problem of potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: a handheld bulletproof shield preventing falling and being convenient to fold comprises a first shield and a pulley, wherein the side of the first shield is connected with a fixed shaft, the side of the fixed shaft is provided with a clamping rod, a screw rod penetrates through the clamping rod, a fixed block is arranged at the side of the first shield, a disc is arranged at the side of the first shield, a first rotating shaft is arranged at the side of the disc, a driving belt is connected at the side of the first rotating shaft, a gear is arranged at the side of the first shield, a second rotating shaft is arranged at the side of the gear, a rotating disc is arranged at the side of the second rotating shaft, a clamping block is arranged at the side of the first shield, a rotating disc is arranged at the side of the clamping block, a first spring is arranged at the periphery of the rotating disc, a second shield is arranged at the side of the first shield, a supporting rod is connected at the side of the second shield, and a second spring is arranged at the periphery of the supporting rod, the pulley sets up in the below of first shield, the recess has been seted up to the inside of first shield, and the avris of recess is connected with the axis of rotation, the top of pulley is provided with the apron, and the avris of apron is provided with the gyro wheel.

Preferably, the first shield and the fixed block form a detachable structure through the clamping rod, and the fixed block and the clamping rod are perpendicular to each other.

Preferably, the transmission belt passes through a rotating structure formed between the turntable and the gear, and the second rotating shaft and the first rotating shaft pass through a transmission structure formed between the transmission belts.

Preferably, the fixture block forms a lifting structure through the first spring and the rotating disc, and the center line of the first spring and the center line of the rotating disc are overlapped.

Preferably, the second shield passes through and constitutes elevation structure between bracing piece and the first shield, and mutually perpendicular between second shield and the bracing piece.

Preferably, a rotating structure is formed between the pulley and the first shield through the rotating shaft, and a sliding structure is formed between the cover plate and the first shield through the roller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this anti-drop and be convenient for folding handheld shellproof shield is provided with the kelly, upwards promote the kelly, carry out the block with the fixed block, rotatory screw pole is fixed simultaneously, it can not be because of the pivot is rotatory to make first shield in the use, play the riot effect that can be fine, when shellproof shield receives the attack, first shield can not incline, first shield avris is provided with the buckle, can carry out the block with two shields after rotatory folding with first shield, thereby conveniently carry.

2. This anti-drop and be convenient for folding handheld shellproof shield is provided with the disc, make the disc rotate, be provided with the bandage on the disc, pass the arm the bandage, catch the handle of first shield avris, thereby prevent that shellproof shield from dropping, the user of service also can be more stable when the gripping, through the rotating disc, can make things convenient for the different gripping posture of user of service, can also erect the gripping transversely to the gripping, make disc and fixture block separate, play the effect of fixed disc, it is more stable to make the user of service when using the disc, can not rotate because of receiving great impact force, lead to the gripping unstability.

3. This anti-drop and be convenient for folding handheld shellproof shield is provided with second shield and pulley, the second shield receives to drive the bracing piece after assaulting and removes to first shield, bracing piece compression second spring, bounce-back rapidly after the second spring receives the impact, thereby play absorbing effect, can make user's arm can not receive the impact and send out numb or be injured, thereby increase the security of this shield, this shellproof shield is provided with the pulley at last, because the shield is heavier, it is more power consumptive when using, the pulley can make shellproof shield push on the ground, thereby it is more laborsaving.

Drawings

FIG. 1 is a schematic view of the front view of the internal structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the first shield and the second shield of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a first shield; 2. a fixed shaft; 3. a clamping rod; 4. a screw shaft; 5. a fixed block; 6. a disc; 7. a first rotating shaft; 8. a transmission belt; 9. a gear; 10. a second rotation shaft; 11. a turntable; 12. a clamping block; 13. rotating the disc; 14. a first spring; 15. a second shield; 16. a support bar; 17. a second spring; 18. a pulley; 19. a groove; 20. a rotating shaft; 21. a cover plate; 22. a roller; 23. a handle; 24. and (4) binding the bands.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hand-held bulletproof shield capable of preventing falling and being folded conveniently comprises a first shield 1, a fixed shaft 2, a clamping rod 3, a screw rod 4, a fixed block 5, a disc 6, a first rotating shaft 7, a driving belt 8, a gear 9, a second rotating shaft 10, a rotary disc 11, a clamping block 12, a rotary disc 13, a first spring 14, a second shield 15, a supporting rod 16, a second spring 17, a pulley 18, a groove 19, a rotating shaft 20, a cover plate 21 and a roller 22, wherein the side of the first shield 1 is connected with the fixed shaft 2, the clamping rod 3 is arranged on the side of the fixed shaft 2, the screw rod 4 penetrates through the clamping rod 3, the fixed block 5 is arranged on the side of the first shield 1, the disc 6 is arranged on the side of the disc 6, the driving belt 8 is connected to the side of the first rotating shaft 7, the gear 9 is arranged on the side of the first shield 1, a second rotating shaft 10 is arranged at the side of the gear 9, a rotating disc 11 is arranged at the side of the second rotating shaft 10, a clamping block 12 is arranged at the side of the first shield 1, a rotating disc 13 is arranged at the side of the clamping block 12, a first spring 14 is arranged at the periphery of the rotating disc 13, a second shield 15 is arranged at the side of the first shield 1, a supporting rod 16 is connected to the side of the second shield 15, a second spring 17 is arranged at the periphery of the supporting rod 16, a pulley 18 is arranged below the first shield 1, a groove 19 is formed in the first shield 1, a rotating shaft 20 is connected to the side of the groove 19, a cover plate 21 is arranged above the pulley 18, and a roller 22 is arranged at the side of the cover plate 21;

furthermore, the first shield 1 and the fixing block 5 form a detachable structure through the clamping rods 3, the fixing block 5 and the clamping rods 3 are perpendicular to each other, so that an anti-riot effect can be well achieved, and the first shield 1 cannot incline when the bulletproof shield is attacked;

furthermore, a transmission structure is formed by the transmission belt 8 between the turntable 11 and the gear 9, and a transmission structure is formed by the second rotating shaft 10 and the first rotating shaft 7 between the transmission belt 8, so that an arm passes through the binding band to grab the handle at the side of the first shield 1, thereby preventing the bulletproof shield from falling off, and enabling a user to be more stable when grasping the bulletproof shield;

furthermore, the fixture block 12 forms a lifting structure between the first spring 14 and the rotating disc 13, and the center line of the first spring 14 and the center line of the rotating disc 13 are overlapped, so that the disc 6 is more stable when a user uses the disc, and the situation that the user cannot rotate due to large impact force to cause unstable grasping is avoided;

furthermore, the second shield 15 forms a lifting structure with the first shield 1 through the support rod 16, and the second shield 15 is perpendicular to the support rod 16, so that the shock absorption effect is achieved, the arms of the user can not be impacted to cause numbness or injury, and the safety of the shield is improved;

furthermore, the pulley 18 and the first shield 1 form a rotating structure through the rotating shaft 20, and the cover plate 21 and the first shield 1 form a sliding structure through the roller 22, so that the bulletproof shield can be pushed on the ground through the pulley 18 due to the fact that the shield is heavy and is relatively labor-consuming in use, and labor is saved.

The working principle is as follows: the anti-falling and conveniently-folded handheld bulletproof shield use process comprises the steps of firstly rotating a folded first shield 1 to be horizontal through a fixed shaft 2, pushing a clamping rod 3 upwards to be clamped with a fixed block 5, fixing a rotating screw rod 4 at the same time, enabling the first shield 1 not to rotate due to the fixed shaft 2 in the use process, and having a good anti-riot effect, when the bulletproof shield is attacked, the first shield 1 cannot incline, a buckle is arranged at the side of the first shield 1, two shields can be clamped after the first shield 1 is rotated and folded, so that the bulletproof shield is convenient to carry, then rotating a handle, enabling a turntable 11 to drive a gear 9 to rotate, enabling a second rotating shaft 10 to rotate, driving a first rotating shaft 7 to rotate through a driving belt 8, enabling a disc 6 to rotate, and arranging a binding belt on the disc 6, the arm penetrates through the binding band to grasp the handle at the side of the first shield 1, so that the bulletproof shield is prevented from falling off, a user can be more stable when grasping, different grasping postures of the user can be facilitated by rotating the disk 6, the user can grasp the shield transversely or vertically, meanwhile, the rotating disk 13 is rotated, the rotating range of the rotating disk 13 is 0-90 degrees, as the rotating disk 13 is an eccentric disk, when the longer part of the rotating disk 13 rotates to be in contact with the clamping block 12, the clamping block 12 is pressed towards the left side, so that the clamping block 12 is clamped with the disk 6, when the shield is not used, the rotating disk 13 is rotated, the clamping block 12 can move towards the side by the resilience force of the first spring 14, so that the disk 6 is separated from the clamping block 12, the effect of fixing the disk 6 is achieved, the disk 6 is more stable when the user uses, and cannot rotate due to larger impact force, resulting in unstable grip;

as shown in figure 1, an arm crosses a binding band 24 to grasp a handle 23, the binding band 24 is clamped on the arm, when the binding band 24 is vertical, the left handle 23 is grasped by the right hand, or the right handle 23 is grasped by the left hand, when the binding band 24 is horizontal, the back of the hand is attached to a shield to grasp the upper handle 23, after the rotating disc 13 rotates, the longer part of the rotating disc 13 can press the clamping block 12 leftwards to be clamped with the groove in the disc 6, the position of the disc 6 is fixed, the disc 6 cannot rotate, then the rotating disc 13 is rotated, the shorter part of the rotating disc 13 is close to the resilience force of the first spring 14 on the clamping block 12, the clamping block 12 can rebound, the clamping block 12 is separated from the groove of the disc 6, and the disc 6 rotates again.

According to fig. 1, 2 and 3, the second shield 15 is impacted to drive the support rod 16 to move towards the first shield 1, the support rod 16 compresses the second spring 17, the second spring 17 is rapidly rebounded after being impacted, so that a shock absorption effect is achieved, the arms of a user can not be impacted and numb or injured, and therefore the safety of the shield is improved, finally, the bulletproof shield is provided with the pulley 18, the pulley 18 is clamped with the cover plate 21 through a buckle, the shield is heavy and is relatively labor-consuming when in use, the pulley 18 can push the bulletproof shield on the ground through the pulley 18, so that labor is saved, when the pulley 18 is not needed, the pulley 18 is rotated and slides the cover plate 21 to expose the groove 19, the pulley 18 is rotated into the groove 19, and then the cover plate 21 is pushed back to the original position, so that the pulley 18 cannot fall out of the groove 19.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform that the above embodiment was done the utility model discloses technical scheme's within the scope of protection.

Claims

1. A hand-held bulletproof shield that prevents falling off and is convenient for fold, includes first shield (1) and pulley (18), its characterized in that: the side of the first shield (1) is connected with a fixed shaft (2), the side of the fixed shaft (2) is provided with a clamping rod (3), a screw rod (4) penetrates through the clamping rod (3), the side of the first shield (1) is provided with a fixed block (5), the side of the first shield (1) is provided with a disc (6), the side of the disc (6) is provided with a first rotating shaft (7), the side of the first rotating shaft (7) is connected with a driving belt (8), the side of the first shield (1) is provided with a gear (9), the side of the gear (9) is provided with a second rotating shaft (10), the side of the second rotating shaft (10) is provided with a side rotating disc (11), the side of the first shield (1) is provided with a clamping block (12), the side of the clamping block (12) is provided with a rotating disc (13), and the periphery of the rotating disc (13) is provided with a first spring (14), the avris of first shield (1) is provided with second shield (15), and the avris of second shield (15) is connected with bracing piece (16) to the periphery of bracing piece (16) is provided with second spring (17), pulley (18) set up in the below of first shield (1), the inside of first shield (1) is seted up flutedly (19), and the avris of recess (19) is connected with axis of rotation (20), the top of pulley (18) is provided with apron (21), and the avris of apron (21) is provided with gyro wheel (22).

2. A drop-resistant and collapsible handheld ballistic shield according to claim 1, wherein: first shield (1) and fixed block (5) pass through to constitute detachable construction between kelly (3), and mutually perpendicular between fixed block (5) and kelly (3).

3. A drop-resistant and collapsible handheld ballistic shield according to claim 1, wherein: the transmission belt (8) and the gear (9) form a rotating structure through the turntable (11), and the second rotating shaft (10) and the first rotating shaft (7) form a transmission structure through the transmission belt (8).

4. A drop-resistant and collapsible handheld ballistic shield according to claim 1, wherein: the fixture block (12) forms a lifting structure with the rotating disc (13) through the first spring (14), and the center line of the first spring (14) and the center line of the rotating disc (13) are overlapped.

5. A drop-resistant and collapsible handheld ballistic shield according to claim 1, wherein: the second shield (15) and the first shield (1) form a lifting structure through the support rod (16), and the second shield (15) and the support rod (16) are perpendicular to each other.

6. A drop-resistant and collapsible handheld ballistic shield according to claim 1, wherein: the pulley (18) and the first shield (1) form a rotating structure through a rotating shaft (20), and the cover plate (21) and the first shield (1) form a sliding structure through a roller (22).