TWM553354U - Improved anti-prying structure of handcuffs - Google Patents

Description

Handcuffs anti-mite improved structure

This creation is about the improved structure of handcuffs, especially a handcuff structure with simple structure, convenient operation and not easy to damage.

In the first and second figures of the Republic of China Patent Publication No. M506875, a conventional handcuff structure is disclosed, which is mainly composed of two fixed pieces having a loop hook pivoted at a rear end thereof by a fixed shaft bolt. One end of the movable ring hook, the other end of the movable ring hook is provided with a locking segment, and a plurality of barb teeth are arranged outside the locking segment, and a head space is provided on the upper end of the fixing piece, and the content space is accommodated. a locking piece, an elastic element and a lower locking piece, the elastic element pushing the upper locking piece and the lower locking piece by the elastic force thereof, so that the latching teeth of the lower locking piece are unidirectionally stuck to the barb tooth, thereby The locking effect is achieved; however, when the above structure is used, only a simple elongated object (such as a hairpin, a back stitch) can easily follow the barb of the movable ring hook and the card of the lower locking piece. Extend between the teeth and open the movable hook to release the locking state of the handcuff.

Therefore, most of the conventional handcuffs are provided with a locking hole on one side of the head end portion, and a blind plug is provided on the locking hole, and the bolt is extended at one end to the side of the upper locking piece, and A latch is disposed at the end of the grip of the key of the handcuff, and the latch is inserted into the locking hole, and the locking piece can be displaced by the dark plug, and the local part of the locking piece is blocked. Above the locking piece, the lower locking piece cannot be opened by the external object, thereby forming a second locking of the handcuff.

In the actual operation, since the aperture of the locking hole is extremely small, in a normal state, the pin to be inserted into the locking hole must be stably aligned for proper operation; In the timing of using handcuffs, most of them are in a state of strong struggle of the gangsters. It is difficult for the police to align the latch on the key with the lock hole and insert it during the fight with the gangster, even if the gangster is temporarily suppressed, but The police officers focus on the process of aligning the latches with the locking holes. The close-knit gangsters can easily attack the police and cause accidents. In addition, in an environment with insufficient light or space, Affecting the accuracy of the action of the latch on the locking hole will result in a variety of application defects.

In order to improve the above-mentioned deficiency, a handcuff anti-smashing structure is provided in the case, which comprises an upper fixing piece, a lower fixing piece, an upper partition plate, a lower partition plate, a movable ring hook, an upper locking piece and an elastic element. And at least one locking piece; the upper partition and the lower partition are correspondingly fixed between the upper fixing piece and the head end of the lower fixing piece, and the upper side of the upper fixing piece is provided with a head end portion, the head end part One end of the ring hook is provided with a ring-shaped hook portion, and the bottom end of the ring-shaped hook portion is provided with a shaft hole; the lower fixing piece is a sheet body corresponding to the upper fixing piece, and the upper side of the lower fixing piece is provided with a head end portion, A ring hook segment is bent downwardly on one side of the head end portion, and a shaft hole is arranged at a tail end of the ring hook portion; the upper partition plate is attached to the bottom surface of the head end portion of the upper fixing piece, and the upper partition plate is provided with a notch, the one side of the upper baffle is provided with a hole, the inner end of the groove is in communication with the lower notch; the lower partition is a plate corresponding to the upper partition, the top surface of the lower partition and the upper partition The bottom surface of the lower partition plate is attached to the top surface of the head end portion of the lower fixing piece, and the lower partition plate is provided with a lower gap. The lower notch of the partition plate corresponds to the lower notch of the upper partition plate, and the lower partition plate is provided with a hole groove on one side thereof, and is engaged with the hole groove of the upper partition plate to form a lock hole, and the inner side end of the hole groove The movable ring hook is a hook-shaped piece body, and a tail hole is disposed at a tail end thereof, and the shaft hole corresponds to the shaft hole of the upper fixing piece and the lower hook piece of the lower fixing piece for a fixed shaft bolt is pivotally connected, and the other end of the movable loop hook is provided with a locking section, and the outer side of the locking section is provided with a plurality of barb teeth; the locking piece is received on the upper partition and the lower a first card slot and a second card slot are disposed in the lower notch of the partition plate; a top portion of the bottom portion of the elastic member extends obliquely to a top portion, and the top portion is provided with a card end to abut the locking plate The lower locking piece is received in the lower notch of the upper partition plate and the lower partition plate, and is elastically held by the bottom portion of the elastic member. The front end of the lower locking piece is provided with a latching row and a front end portion. a locking post; the locking hole is provided with a latch bolt, the latch bolt is inserted through the locking hole, and the inner end of the plug body is provided with an inner end, and the inner end is extended The outer end of the locking body is provided with an outer end, and the outer end protrudes from the outer end of the locking hole, and the outer end of the locking bolt is pressed to push the locking piece Shift card, without the use of any locking tool, can achieve a second lock to prevent the handcuffs from being opened.

However, the above structure has the following shortcomings in practical application: 1. Since the latching bolt is in the normal (unused) state, the protruding protrusion is exposed outside the locking hole, and the outer diameter of the latching bolt is extremely thin, so the strength is poor. It is easy to bend and deform due to improper collision or external force extrusion, resulting in damage that cannot be inserted into the locking hole. 2. Since the shackle (locking hole) is facing a side of the head end, there is also a better gesture for operating the shackle into the locking hole, if the guard is on the gangster The card shackle (locking hole) is oriented toward the policeman, and it is easier to operate the above-mentioned action of causing the cockboard bolt to protrude into the locking hole, and if the squatting direction is not correct (cannot face the police) , it will cause operational inconvenience.

In view of the above-mentioned shortcomings of the handcuffs and anti-mite structure, the creators have studied and improved the shortcomings of these shortcomings, and finally have this creation.

The main purpose of the present invention is to provide a handcuffed tamper-evident structure, which utilizes a push-pull pin to move along two long guide channels, and can drive a stop block to prevent side-side jamming activities, so that the card is smashed. The piece is held in a locked state in which the latching teeth are engaged with the protruding teeth, and the overall structure is extremely simple, is not easy to malfunction, and is convenient to operate.

Another object of the present invention is to provide a handcuffed tamper-evident structure, which can effectively reduce the length of the two ends of the push-pull pin protruding from the outside of the handcuff to prevent the push-pull pin from being crushed by improper impact or external force. Deformation is damaged.

Another object of the present invention is to provide a handcuffed tamper-evident structure which is protruded from the two ends of the push-pull pin to the outside of the side of the handcuffs, so that there is no restriction on the operation direction, and the handcuff is easy to face in any direction. The operation of the push pin to perform the secondary lock operation has the convenience of use.

In order to achieve the above object and effect, the technical means adopted by the present invention include: an arc-shaped fixed ring hook group pivotally connected at one end and an arc-shaped movable ring hook, the fixed ring hook group being away from the movable ring hook An accommodating chamber having an opening is disposed at one end, and at least one latching member and a blocking block are disposed in the receiving chamber, and the latching member is provided with a plurality of latching teeth on one side, and the latching teeth can be Elastically projecting into the opening with the movement of the latching member, and an upper convex portion on the other side of the latching member, the blocking block is movably disposed on the side of the latching member, and A blocking protrusion is disposed on a side of the blocking block facing the latching member, and the movable ring hook is disposed at a position away from an outer end of the pivoting fixing hook group, and the plurality of protruding teeth can be pivoted with the movable hook And extending into the accommodating chamber to form a meshing engagement with the plurality of latching teeth; wherein the accommodating chamber is provided with a long guiding slot extending through the side of the fixing ring hook group at a portion close to one end of the blocking block And a push-pull cross-pin is respectively passed through the two long guide grooves and passes through the accommodation room, and the push-pull is horizontally applied to the force Driving the stop block along the long guide groove, and moving the blocking protrusion to the side of the upper convex portion to restrict the latching member from being engaged with the convex tooth of the movable ring hook by the latching tooth The lock state on the top.

According to the above structure, the fixing ring hook group is formed by juxtaposition of two arc-shaped fixing ring hooks, and the movable ring hook is pivotally disposed between the two fixing ring hooks to form a joint between the two fixing ring hooks. The intermediate channel, and the opening of the accommodating chamber faces the intermediate channel.

According to the above structure, a shaft is disposed on a side of the accommodating chamber, and the latching member is provided with a shaft hole at one end thereof, and the shaft hole is pivoted on the fulcrum to enable the latching member to fit in the accommodating chamber Form a pivot.

According to the above structure, the receiving chamber is provided with an inner recess on a side away from the support shaft, and the inner recess communicates with a key hole provided on the surface of the fixed loop hook set.

According to the above structure, the latching member is provided with a push protrusion at an end portion away from the shaft hole, and the push protrusion portion extends into the inner recess portion.

According to the above structure, the end of the stopping block away from the push pin extends into the inner recess.

According to the above structure, an elastic element is disposed between the blocking block and the latching member.

According to the above structure, the elastic member is a V-shaped elastic piece which is respectively abutted against the latching member and the blocking block on both sides.

According to the above structure, the blocking block is provided with adjacent first and second positioning recesses on the side facing the latching member, and a positioning convex portion is disposed at an end of the elastic member adjacent to the blocking block. The ministry can be embedded in one of the first and second positioning recesses.

According to the above structure, the latching member is provided with a recess portion adjacent to the middle portion of the upper convex portion for accommodating the elastic member away from the side of the positioning convex portion, so that the elastic member can be positioned beside the latching member. .

In order to achieve a more specific understanding of the above objectives, effects and features of this creation, the following figures are illustrated as follows:

Please refer to Figures 1 and 2, it can be clearly seen that the structure of the creation mainly includes: fixed ring hook group 1, movable ring hook 2, push horizontal pin 3, card member 4, stop block 5 and elasticity The component 6 and the like, wherein the fixing ring hook group 1 is formed by juxtaposing two arc-shaped fixing ring hooks 11 and 12, and an intermediate channel 15 is disposed between the two fixing ring hooks 11 and 12, and An accommodating chamber 13 is disposed at one end of the fixing ring hook group 1 , and the accommodating chamber 13 has an opening facing the intermediate channel 15 , and a transverse through locking plug is left between the opening and the accommodating chamber 13 . a groove 14 , a shaft 131 and an inner recess 132 are respectively disposed on the two sides of the accommodating chamber 13 , and a surface of the fixing ring hook 12 is provided with a key hole 122 corresponding to the inner recess 132 , and the accommodating chamber 13 One of the side faces is provided with long guide grooves 111 and 121 which respectively penetrate the fixing ring hooks 11 and 12.

The movable loop hook 2 is extended in an arc shape, and one end thereof is pivotally connected to one end of the fixed loop hook group 1 away from the accommodating chamber 13 via a pivot shaft 21, and the outer peripheral edge of the other end of the movable loop hook 2 is provided with a plurality of outer peripheral edges. The convex tooth 22, the plurality of protruding teeth 22 can pass through the locking slot 14 with the pivoting of the movable ring hook 2 and protrude into the receiving chamber 13 through the opening.

The push pin 3 is transversely penetrated between the two long guide grooves 111 and 121 and extends laterally through the accommodating chamber 13 , and the push pin 3 can be along the long guide groove 111 when the force is applied. , 121 reciprocating activities.

In a possible embodiment, the two end portions of the push pin 3 can be respectively riveted to form a bump shape and protrude outside the two fixing ring hooks 11 and 12, thereby reducing the protrusion of the fixing ring. The length of the outer portion of the hook group 1 and the structural strength of the two end portions of the push pin 3 can be increased.

The latching member 4 is respectively provided with a shaft hole 41 and a pushing protrusion 42 at the two end portions, and the shaft hole 41 is pivoted on the supporting shaft 131, so that the latching member 4 can be inserted into the receiving chamber 13 The pivoting portion 42 is formed to extend into the inner recessed portion 132, and a plurality of latching teeth 43 are disposed on a side of the latching member 4 adjacent to the opening of the receiving chamber 13 The other side is provided with an upper convex portion 44 on the side closer to one end of the push-pull convex portion 42.

The stop block 5 is disposed in the accommodating chamber 13 , and the two ends thereof extend to the side of the push pin 3 and the inner recess 132 respectively. The block 5 faces the latch member 4 . One side is provided with adjacent first and second positioning recesses 51, 52 and a blocking convex portion 53, respectively.

The elastic member 6 can be a V-shaped elastic piece which is abutted against the latching member 4 on one side and has a positioning convex portion 61 abutting against the blocking block 5 on the other side thereof, so that the card is provided. The jaw 4 is capable of maintaining a pivotal elasticity toward the opening of the accommodation chamber 13 by the elastic force of the elastic member 6.

In a possible embodiment, the latching member 4 is disposed adjacent to the middle portion of the upper convex portion 44 and may be provided with a recess 45 for accommodating the elastic member 6 away from the side of the positioning convex portion 61. A positioning can be formed between the elastic member 6 and the latch member 4.

Referring to Figures 3 to 5, it can be seen that in the general state, the elastic member 6 is embedded in the second positioning recess 52 by the positioning convex portion 61 in the normal state. When the hand is attached to the upper jaw, the movable loop hook 2 is inserted into the accommodating chamber 13 through the locking slot 14 , and the latching member 4 abutted by the elastic member 6 can be elastically abutted against the protruding tooth 22 via the latching teeth 43 to make the activity The hook hook 2 forms a lock state that cannot be loosened outward; then, the push pin 3 is pushed to move the stop block 5 toward the inner recess 132, and the positioning protrusion 61 is changed and embedded in the first A positioning is formed in a positioning recess 51, and the blocking convex portion 53 of the blocking block 5 is also moved to the side of the upper convex portion 44 to restrict the movement of the upper convex portion 44. Finally, the push pin 3 is pushed. Pushing back to the original position (the stop block 5 does not return to its original position), at this time, even if the elongated object protrudes between the convex tooth 22 and the latching tooth 43, the latch member 4 cannot be pushed open. And the movable loop hook 2 is loosened outwards, thereby completing the secondary locking action.

Referring to Figures 6 and 7, it can be seen that when the key is unlocked, the key 7 is pivoted backwards into the inner recess 132 to push the stop block 5 toward the push. The horizontal pin 3 moves, and the positioning convex portion 61 is reinserted into the second positioning concave portion 52 to form a positioning, and the blocking convex portion 53 is also removed from the side of the upper convex portion 44; then, the key 7 is followed by Pivoting to push the pushing protrusion 42 to pivot the latching member 4 to disengage the latching tooth 43 from the protruding tooth 22. At this time, the movable loop hook 2 can be loosened outward. Unlocked status.

In the above structure of the present invention, since the two end portions of the push pin 3 are separately riveted to form a bump form protruding outside the two fixing ring hooks 11, 12, it is not easily subjected to improper collision or external force. The deformation is damaged, and there is no directional limitation in operation (whether the handcuff is easy to operate the push pin 3 for secondary locking action in any direction), which can effectively improve the secondary lock of the traditional handcuff. The application of the organization is missing.

In summary, the improved structure of the hand-smashing tamper can achieve the second locking of the handcuffs with a simple structure and convenient operation, and the structure is not easily damaged by improper collision or external force squeezing. It is a novelty and progressive creation, and the application for a new type of patent is filed according to law; however, the content of the above description is only a description of the preferred embodiment of the creation, and the changes in the technical means and scope of the creation, Modifications, alterations, or equivalent substitutions are also intended to fall within the scope of this patent application.

1‧‧‧Fixed hook group

11, 12‧‧‧ fixed ring hook

111, 121‧‧‧ long guide channel

122‧‧‧ keyhole

13‧‧‧ housing room

131‧‧‧ fulcrum

132‧‧‧ Inside recess

14‧‧‧Lock slot

15‧‧‧Intermediate channel

2‧‧‧ activity ring hook

21‧‧‧ pivot

22‧‧‧ convex teeth

3‧‧‧Drawing

4‧‧‧ Cards

41‧‧‧Axis hole

42‧‧‧Pushing convex parts

43‧‧‧掣掣牙牙

44‧‧‧Upper convex

45‧‧‧ recess

5‧‧‧ block

51‧‧‧First positioning recess

52‧‧‧Second positioning recess

53‧‧‧stop convex

6‧‧‧Flexible components

61‧‧‧ positioning convex

7‧‧‧ key

The first figure is an exploded view of the three-dimensional structure of the present creation.

Figure 2 is a combined appearance of the creation.

Figure 3 is a schematic diagram of the creation of the general lock state.

The fourth picture is the action diagram of the second lock of this creation (1).

The fifth picture is the action diagram of the second lock of this creation (2).

Figure 6 is an action diagram (1) in which the creation is unlocked with a key.

Figure 7 is an action diagram (2) in which the creation is unlocked with a key.

1‧‧‧Fixed hook group

11, 12‧‧‧ fixed ring hook

111, 121‧‧‧ long guide channel

122‧‧‧ keyhole

13‧‧‧ housing room

131‧‧‧ fulcrum

132‧‧‧ Inside recess

14‧‧‧Lock slot

2‧‧‧ activity ring hook

21‧‧‧ pivot

22‧‧‧ convex teeth

3‧‧‧Drawing

4‧‧‧ Cards

41‧‧‧Axis hole

42‧‧‧Pushing convex parts

43‧‧‧掣掣牙牙

44‧‧‧Upper convex

45‧‧‧ recess

5‧‧‧ block

51‧‧‧First positioning recess

52‧‧‧Second positioning recess

53‧‧‧stop convex

6‧‧‧Flexible components

61‧‧‧ positioning convex

Claims (10)

A handcuffed tamper-evident structure comprises: an arc-shaped fixed ring hook group pivotally connected at one end and an arc-shaped movable ring hook, the fixed ring hook group being provided with an opening at an end remote from the movable ring hook a chamber having at least one latching member and a blocking block disposed on the one side, the latching member being provided with a plurality of latching teeth on one side, the latching teeth of the latching jaws being elastic with the movement of the latching member Projecting in the opening, and providing an upper convex portion on the other side of the latching member, the blocking block is movably disposed on the side of the latching member, and the blocking block faces the latching member One side of the movable ring hook is disposed at an outer side of one end of the movable ring hook away from the pivotal fixing ring hook group, and the plurality of protruding teeth can extend into the receiving room with the pivoting of the movable ring hook Engaging with the plurality of latching teeth; wherein: the receiving chamber is provided with a long guiding groove extending through the side of the fixing ring hook group at a portion close to one end of the blocking block, and is provided with a push pin Passing through the accommodating chamber between the two long guiding grooves respectively, the pushing and traversing pin is along the long guiding force when the force is applied The slot pushes the stop block to slide, and the blocking protrusion is moved to the side of the upper protrusion to restrict the latching member from being in a locked state by the latching teeth engaging the protruding teeth of the movable hook. The handcuffed tamper-evident structure according to the first aspect of the invention, wherein the fixed loop hook set is formed by juxtaposition of two arc-shaped fixed loop hooks, and the movable loop hook system is pivotally disposed on the two fixed loop hooks. An intermediate channel is formed between the two fixing ring hooks, and the opening of the accommodating chamber faces the intermediate channel. The handcuffed tamper-evident structure according to the first aspect of the invention, wherein a side of the accommodating chamber is provided with a shaft, and the latching member is provided with a shaft hole at one end, and the shaft hole is pivoted on the fulcrum , the card member can be pivoted in the accommodating chamber. The handcuffed tamper-evident structure according to the third aspect of the invention, wherein the accommodating chamber is provided with a concave portion on a side away from the fulcrum, and the inner concave portion is connected to a surface of the fixed ring hook group. Keyhole. The handcuffed tamper-evident structure according to claim 4, wherein the latching member is provided with a push-and-pull portion at an end away from the shaft hole, and the push-and-bend portion extends into the recessed portion. The handcuffed tamper-evident structure of claim 4, wherein the end of the stop block away from the push pin extends into the inner recess. The handcuffed tamper-evident structure of claim 1, wherein an elastic element is disposed between the blocking block and the latching member. The handcuffed tamper-evident structure according to the seventh aspect of the invention, wherein the elastic member is a V-shaped elastic piece which is respectively abutted against the latching member and the blocking block on two sides. The handcuffed tamper-evident structure of claim 8, wherein the blocking block is provided with adjacent first and second positioning recesses on a side facing the latching member, and the elastic member is adjacent to the blocking member. One end of the block is provided with a positioning convex portion, and the positioning convex portion can be embedded in one of the first and second positioning concave portions. The handcuffed tamper-evident structure according to the first aspect of the invention, wherein the shackle is provided with a recess at a side of the upper side of the upper convex portion for accommodating the elastic member away from the side of the positioning convex portion. The elastic element can be positioned beside the latch member.