CN211622999U - Fingerprint handcuffs - Google Patents

Abstract

The utility model provides a pair of finger print handcuffs, which comprises a plurality of cuff bodies and connecting parts used for connecting the adjacent cuff bodies; the handcuff body comprises a body, a fixed part fixedly arranged on the body and a movable part, wherein one end of the movable part is rotatably connected with the fixed part, and the other end of the movable part is meshed with the body; the handcuffs body also comprises a fingerprint identification device, a control device and a limiting device which are respectively arranged on the body; the fingerprint identification device and the limiting device are respectively connected with the control device; the limiting device comprises a gear meshed with the movable part, a limiting part and a limiting power part, wherein one end of the gear is rotatably connected to the body and is used for being connected with the gear in a clamping mode, and the limiting power part is used for driving the limiting part to rotate. The utility model discloses when unblanking, discern the user fingerprint through the fingerprint identification device, after controlling means device discernment fingerprint pairs successfully, drive spacing power part and drive spacing portion and keep away from the gear to make the gear can the free rotation, the movable part can be taken out from the body, reaches the effect of handcuff of releasing.

Description

Fingerprint handcuffs

Technical Field

The embodiment of the utility model provides a relate to handcuffss technical field, especially relate to a fingerprint handcuffss.

Background

The handcuffs are special criminal tools used by national special administration, and are special criminal law tools used by public security institutions, inspection institutions, courts and prisons for arresting and arresting criminals and criminals.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem that the prior handcuffs are inconvenient to use and providing the fingerprint handcuffs.

In order to achieve the above object, the present invention provides a finger print handcuff, which comprises a plurality of handcuff bodies and a connecting part for connecting adjacent handcuff bodies; the handcuff body comprises a body, a fixed part fixedly arranged on the body and a movable part, wherein one end of the movable part is rotatably connected with the fixed part, and the other end of the movable part is meshed with the body; the handcuffs body also comprises a fingerprint identification device, a control device and a limiting device which are respectively arranged on the body; the fingerprint identification device and the limiting device are respectively connected with the control device; the limiting device comprises a gear meshed with the movable part, a limiting part and a limiting power part, wherein one end of the gear is rotatably connected to the body and is used for being connected with the gear in a clamping mode, and the limiting power part is used for driving the limiting part to rotate.

Furthermore, the body is also provided with a first elastic piece used for abutting the limiting part on the gear.

Further, spacing portion includes the dwang and connects in the spacing step of dwang one side, the dwang is connected and is connected in the body through the axis of rotation, spacing step be equipped with the rotation spigot surface that the gear cooperation was used.

Furthermore, a turntable is arranged at the output end of the limiting power part, a guide block is arranged on the turntable, a guide plate is arranged between one end of the rotating rod, which is far away from the limiting step, and the guide block, and the guide plate is provided with a guide groove matched with the guide block; the first elastic piece is abutted against one end, far away from the end connected with the limiting power piece, of the limiting portion, and the first elastic piece and the limiting power piece are arranged on the same side of the limiting portion.

Furthermore, a first guide surface is arranged on one side of the rotating rod, which is close to one end of the first elastic part and is opposite to the first elastic part; the body is further provided with a handcuff lock matched with the first guide surface.

Furthermore, the handcuff lock comprises a rotating seat rotationally connected to the body, a lock tongue arranged on the side surface of the rotating seat and a lock cylinder arranged at one end of the rotating seat and used for being connected with a key; the spring bolt is equipped with the second spigot surface that the cooperation of first spigot surface was used.

Furthermore, the body is provided with a lock cavity for accommodating the rotary seat and a lock hole communicated with the lock cavity for inserting a key; the body still is equipped with and is used for supplying the rotatory chamber of spring bolt with lock chamber intercommunication.

Furthermore, the body is also provided with a power interface connected with the control device.

Furthermore, the connecting part comprises a plurality of connecting rings, and two ends of the connecting rings are respectively connected to two different lock bodies.

The beneficial effects of the utility model reside in that: the utility model can form a ring through the movable part, the fixed part and the body, thereby achieving the effect of handcuffs; when the lock is unlocked, the fingerprint identification device identifies the fingerprint of the user, and when the control device identifies that the fingerprint is successfully matched, the limiting power part is driven to drive the limiting part to be away from the gear, so that the gear can freely rotate, and the movable part can be drawn out of the body, thereby achieving the effect of handcuff release; when the lock is locked, the limiting part and the gear are driven through the limiting power part, so that the gear cannot rotate freely, the movable part is fixed on the body, the locking effect is achieved, the lock is simple and convenient, the lock can be unlocked without a key, and the lock only needs to be unlocked through fingerprints, and is more convenient to use.

Drawings

Fig. 1 is a perspective view of an embodiment of the fingerprint handcuffs of the present invention.

Fig. 2 is a schematic structural view of the movable part and the body connection of the fingerprint handcuffs according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of the movable part and the body of another embodiment of the fingerprint handcuffs of the present invention.

Fig. 4 is a perspective view of the body of the finger print handcuffs according to an embodiment of the present invention.

Fig. 5 is a perspective view of a limiting portion of the fingerprint handcuffs according to an embodiment of the present invention.

Fig. 6 is a perspective view of a guide plate of the finger print handcuffs according to an embodiment of the present invention.

Fig. 7 is a perspective view of the power member of the fingerprint handcuffs of the present invention.

Fig. 8 is a perspective view of a handcuff lock according to an embodiment of the fingerprint handcuffs of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 8, the utility model provides a finger print handcuff, which comprises a plurality of cuff bodies 1 and a connecting part 2 for connecting the adjacent cuff bodies 1; the handcuff body 1 comprises a body 11, a fixed part 12 fixedly arranged on the body 11 and a movable part 13, wherein one end of the movable part is rotatably connected to the fixed part 12, and the other end of the movable part is meshed with the body 11; the handcuff body 1 further comprises a fingerprint identification device 3, a control device and a limiting device which are respectively arranged on the body 11; the fingerprint identification device 3 and the limiting device are respectively connected with the control device; the limiting device comprises a gear 44 meshed with the movable part 13, a limiting part 41 with one end rotatably connected to the body 11 and used for being clamped with the gear 44, and a limiting power part 42 used for driving the limiting part 41 to rotate.

The utility model has the advantages that one end of the movable part 13 is rotationally connected with the fixed part 12, the other end is meshed with the body 11, and a ring can be formed by the movable part 13, the fixed part 12 and the body 11, thereby achieving the effect of handcuffs; when the lock is unlocked, the fingerprint identification device 3 identifies the fingerprint of the user, and after the control device identifies that the fingerprint is successfully matched, the limiting power piece 42 is driven to drive the limiting part 41 to be away from the gear 44, so that the gear 44 can freely rotate, and the movable part 13 can be pulled out of the body 11, thereby achieving the effect of handcuff release; when the lock is locked, the limiting part 41 is driven to be connected with the gear 44 through the limiting power part 42, the gear 44 cannot rotate freely, the movable part 13 is fixed on the body 11, the locking effect is achieved, the lock is simple and convenient, unlocking can be achieved without a key, and the lock is convenient to use only through fingerprints.

Furthermore, the utility model discloses all handcuffs bodies all set up fingerprint identification device and controlling means alone for every handcuff body all can set up the administrator alone, makes every pair of handcuffs can set up one or two managers, convenient to use more.

The control device is a single chip microcomputer. The program related to the MCU (Microcontroller Unit) belongs to a simple program that can be easily implemented by those skilled in the art using the existing program development platform and well-known programming method, and is a conventional, adaptive application, which is not described herein; in this embodiment, the single chip microcomputer may be an MSP430 single chip microcomputer, an ATUC64L3U, an ATxmega64A1U, an AT90S8515, or other types of single chip microcomputers.

The fingerprint identification device 3 is a fingerprint Sensor (also called fingerprint Sensor), is a sensing device, belongs to an optical fingerprint Sensor semiconductor fingerprint Sensor, and is a key device for realizing automatic fingerprint acquisition. Fingerprint sensors are classified into optical fingerprint sensors, semiconductor capacitance sensors, semiconductor heat-sensitive sensors, semiconductor pressure-sensitive sensors, ultrasonic sensors, radio frequency RF sensors, and the like, according to the sensing principle, that is, the fingerprint imaging principle and technology. The fingerprint sensor can adopt models such as FPC1020AM, HT6000-RA-XXX (XXX represents Flash capacity, 16M, 64M and 128M are optional), RV2001-SA1-XXX (XXX represents Flash capacity, 16M and 128M are optional), FPC1021 and the like.

In an alternative embodiment, the body 11 is further provided with a first elastic element 43 for abutting the limiting portion 41 on the gear 44.

In this embodiment, the first elastic member 43 is provided, so that the limiting power member 42 only needs to be abutted against the limiting portion 41, and when the lock is locked, the limiting power member 42 retracts, and the limiting portion 41 can be abutted against the gear 44 through the first elastic member 43, which is simple and convenient.

In an alternative embodiment, the position-limiting portion 41 includes a rotating rod 441 and a position-limiting step 442 connected to one side of the rotating rod 441, the rotating rod 441 is rotatably connected to the body 11 through the rotating shaft, and the position-limiting step 442 is provided with a rotation guide surface 443 used in cooperation with the gear 44.

In this embodiment, the limiting step 442 of the limiting portion 41 can limit the gear 44 from rotating in a predetermined forward direction, and when the gear 44 moves in a reverse direction, the limiting portion 41 can be pushed to rotate around the rotating shaft by the action of the rotation guide surface 443, so that the gear 44 can rotate, and the movable portion 13 can move toward the main body 11 and is engaged with the gear 44. By the cooperation of the stopping step 442 and the rotation guide surface 443, when the stopping portion 41 is engaged with the gear 44, the gear 44 can rotate in one direction, and the other direction is restricted.

In an alternative embodiment, the output end of the limiting power part 42 is provided with a rotating disc 422, the rotating disc 422 is provided with a guide block 423, a guide plate 421 is arranged between the end of the rotating rod 441, which is far away from the end provided with the limiting step 442, and the guide block 423, and the guide plate 421 is provided with a guide groove 4211 used in cooperation with the guide block 423; the first elastic element 43 abuts against one end of the limiting portion 41 far away from the end connected with the limiting power element 42, and the first elastic element 43 and the limiting power element 42 are disposed on the same side of the limiting portion 41. The limiting power part 42 adopts a motor; the first elastic member 43 is a spring or a metal strip having elasticity.

In this embodiment, the limiting power part 42 drives the rotating disc 422 to rotate, and can drive the guide block 423 to perform a circular motion, so as to drive the guide plate 421 to perform a reciprocating motion, specifically, the body 11 is provided with the guide cavity 115 for the guide plate 421 to move and the power cavity 114 for accommodating the limiting power part 42, so that the guide plate 421 can be effectively prevented from deviating; when the handcuffs are locked, the guide block 423 moves to a side away from the stopper portion 41, and at this time, the stopper can be pushed to rotate along the rotation shaft by the first elastic member 43, thereby pushing back the guide plate 421 through one end of the rotation shaft 441.

In an alternative embodiment, the rotating rod 441 is provided with a first guiding surface 444 near one end of the first elastic member 43 and opposite to the first elastic member 43; the body 11 is further provided with a handcuff lock cooperating with the first guide surface 444. Specifically, the handcuff lock comprises a rotary seat 51 rotatably connected to the body 11, a bolt 52 installed on the side surface of the rotary seat 51, and a lock cylinder 53 installed at one end of the rotary seat 51 and used for connecting with a key 54; the latch tongue 52 is provided with a second guide surface 521 for cooperating with the first guide surface 444.

In this embodiment, through the cooperation of the key 54 and the lock cylinder 53, the key 54 can be rotated to drive the rotating base 51 to rotate, so as to drive the lock tongue 52 to rotate, and the lock tongue 52 can be rotated to apply a thrust to the first guide surface 444 through the second guide surface 521, so as to push the limiting portion 41 to rotate around the rotating shaft, and to be away from the gear 44, so as to achieve the unlocking effect; the handcuffs lock is arranged, so that a plurality of unlocking measures can be added to the handcuffs, and the handcuffs are prevented from being powered off or the control device and the fingerprint identification device 3 are prevented from being out of order.

In an optional embodiment, the body 11 is provided with a lock cavity 112 for accommodating the rotary seat 51 and a lock hole 111 communicated with the lock cavity 112 for inserting a key; the body 11 is further provided with a rotation chamber 113 communicating with the lock chamber 112 for rotation of the latch bolt 52. The plurality of cavities are arranged, so that each part can be conveniently fixed, the movement of each part is convenient, and the structure of the handcuffs can be effectively simplified.

In an alternative embodiment, the body 11 is further provided with a power interface 31 connected with the control device. Specifically, the body 11 is further provided with a battery inside, and a power interface 31 is provided to facilitate charging the handcuffs.

In an alternative embodiment, the connecting portion 2 comprises a plurality of connecting rings and two ends of the connecting rings are respectively connected to two different lock bodies. The connecting rings are arranged, so that the length between the two handcuff bodies 1 can be adjusted, and the handcuff bodies are more practical.

In the description of the present specification, reference to the description of the terms "one embodiment," "some embodiments," "in an alternative embodiment," "specifically," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims (9)

1. A kind of fingerprint handcuff, characterized by, including multiple handcuff bodies and used for connecting the connecting portion of the adjacent handcuff body; the handcuff body comprises a body, a fixed part fixedly arranged on the body and a movable part, wherein one end of the movable part is rotatably connected with the fixed part, and the other end of the movable part is meshed with the body; the handcuffs body also comprises a fingerprint identification device, a control device and a limiting device which are respectively arranged on the body; the fingerprint identification device and the limiting device are respectively connected with the control device; the limiting device comprises a gear meshed with the movable part, a limiting part and a limiting power part, wherein one end of the gear is rotatably connected to the body and is used for being connected with the gear in a clamping mode, and the limiting power part is used for driving the limiting part to rotate.

2. The fingerprint handcuffs according to claim 1, wherein the body is further provided with a first elastic member for abutting the limit portion on the gear.

3. The fingerprint handcuffs according to claim 2, wherein the limiting portion comprises a rotating rod and a limiting step connected to one side of the rotating rod, the rotating rod is connected to the body through the rotating shaft, and the limiting step is provided with a rotation guide surface used in cooperation with the gear.

4. The fingerprint handcuffs according to claim 3, wherein the output end of the limiting power part is provided with a rotary disc, the rotary disc is provided with a guide block, a guide plate is arranged between one end of the rotary rod, which is far away from the end provided with the limiting step, and the guide block, and the guide plate is provided with a guide groove matched with the guide block; the first elastic piece is abutted against one end, far away from the end connected with the limiting power piece, of the limiting portion, and the first elastic piece and the limiting power piece are arranged on the same side of the limiting portion.

5. The fingerprint handcuffs according to claim 3, wherein the rotation lever is provided with a first guide surface near one end of the first elastic member and opposite to the first elastic member; the body is further provided with a handcuff lock matched with the first guide surface.

6. The fingerprint handcuffs according to claim 5, wherein the handcuffs lock comprises a rotating base rotatably connected to the body, a locking tongue mounted on the side of the rotating base, and a locking cylinder mounted on one end of the rotating base for connecting with a key; the spring bolt is equipped with the second spigot surface that the cooperation of first spigot surface was used.

7. The fingerprint handcuffs according to claim 6, wherein the body is provided with a lock cavity for accommodating the rotary seat and a lock hole communicated with the lock cavity for inserting a key; the body still is equipped with and is used for supplying the rotatory chamber of spring bolt with lock chamber intercommunication.

8. The fingerprint handcuffs according to claim 1, wherein the body is further provided with a power interface connected with the control device.

9. The fingerprint handcuffs according to claim 1, wherein the coupling parts include a plurality of coupling rings and both ends are coupled to two different lock bodies, respectively.

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