CN210563845U - Anti-theft bolt structure - Google Patents

Abstract

A theft-proof bolt structure comprises a theft-proof bolt and a left-right translation mechanism, wherein the theft-proof bolt is in a long strip shape and is vertically arranged, the left-right translation mechanism is installed in a door leaf through a protection plate, the theft-proof bolt is connected with the left-right translation mechanism, a groove with an opening facing a door frame and matched with the theft-proof bolt is arranged on a door leaf edge, installation holes used for the left-right translation mechanism to move are formed in the bottom of the groove and the door leaf, the theft-proof bolt is located in the groove of the door leaf edge, a decorative plate is further arranged at the left end of the theft-proof bolt, and the decorative plate is; the door frame edge is provided with a groove with an opening facing the door leaf, and the groove is arranged opposite to the groove on the door leaf edge; the left and right translation mechanisms drive the anti-theft bolt to translate and clamp the anti-theft bolt into the groove of the door frame edge from the groove of the door leaf edge, so that the door locking function is realized. The utility model provides a higher, the higher theftproof of leakproofness of theftproof nature is tied and is constructed.

Description

Anti-theft bolt structure

Technical Field

The utility model belongs to the technical field of the burglary-resisting door technique and specifically relates to a theftproof bolt structure is related to.

Background

The traditional anti-theft lock is provided with single distributed lock points, and has the defects of poor anti-theft performance and poor sealing performance.

Disclosure of Invention

In order to overcome the defects of the prior anti-theft lock, the utility model provides an anti-theft bolt structure with higher anti-theft performance and higher sealing performance.

The utility model provides a technical scheme that its technical problem adopted is:

a theft-proof bolt structure comprises a theft-proof bolt and a left-right translation mechanism, wherein the theft-proof bolt is in a long strip shape and is vertically arranged, the left-right translation mechanism is arranged in a door leaf through a protection plate, the theft-proof bolt is connected with the left-right translation mechanism, a groove with an opening facing a door frame and matched with the theft-proof bolt is arranged on a door leaf edge, mounting holes for the movement of the left-right translation mechanism are respectively arranged at the bottom of the groove and on the door leaf, the theft-proof bolt is positioned in the groove of the door leaf edge, a first wool strip is respectively arranged on the front inner wall and the rear inner wall of the opening end of the groove of the door leaf edge, the wool of the two first wool strips is mutually opposite to each other and is contacted with the theft-proof bolt, a second wool strip is respectively arranged on the front side and the rear side of the right end of the theft-proof bolt, the, the decorative plate is positioned on the left side of the door leaf edge;

the door frame edge is provided with a groove with an opening facing the door leaf, and the groove is arranged opposite to the groove on the door leaf edge; the left and right translation mechanisms drive the anti-theft bolt to translate and clamp the anti-theft bolt into the groove of the door frame edge from the groove of the door leaf edge, so that the door locking function is realized.

Further, the left-right translation mechanism comprises a motor, a driving arm, a fixed arm, a driven arm and a movable arm, the motor is connected with a speed reducer, the motor and the speed reducer are installed on a motor support, the driving arm comprises a sector-shaped tooth-shaped structure and a rod part, the sector-shaped tooth-shaped structure is arranged at the upper end of the rod part, the upper end of the rod part is hinged to the motor support through a first driving arm pin, and the sector-shaped tooth-shaped structure is meshed with a lock cylinder gear and a speed reducer gear at the same time; the anti-theft bolt is characterized in that the fixed arm and the movable arm are both vertically arranged and are provided with strip-shaped grooves, the strip-shaped grooves are vertically arranged, the driven arm is positioned between the fixed arm and the movable arm, the movable arm is fixed on the anti-theft bolt, and the motor support and the fixed arm are both fixedly arranged on the protection plate; the driving arm and the driven arm are arranged in a crossed mode, a second driving arm pin is arranged on the lower end of the rod portion of the driving arm, the second driving arm pin is inserted into a strip groove of the movable arm and forms an upper sliding pair and a lower sliding pair with the strip groove, the middle portion of the driving arm is hinged to the middle portion of the driven arm through a first driven arm pin, a second driven arm pin is arranged at the upper end of the driven arm, the second driven arm pin is inserted into the strip groove of the movable arm and forms an upper sliding pair and a lower sliding pair with the strip groove, the second driven arm pin is located above the second driving arm pin, a third driven arm pin is arranged at the lower end of the driven arm, and the third driven arm pin is inserted into the strip groove of the fixed arm and forms an upper sliding pair and a lower sliding pair with the strip groove.

Further, the left-right translation mechanism comprises a motor, a motor pulley, a guide arm, a steel wire, a slide block, two limiting arms and two limiting blocks, the two limiting blocks are symmetrically fixed at the upper end and the lower end of the anti-theft bolt up and down, the two limiting arms are transversely arranged and correspond to the two limiting blocks one by one, the top surface of each limiting block is contacted with the bottom surface of the corresponding limiting arm, the motor is arranged on the motor bracket, the power output end of the motor is connected with the motor pulley, the guide arms are transversely arranged, the left end and the right end of each guide arm are respectively provided with a guide arm pulley, the two guide arm pulleys and the motor pulley are arranged in a triangular shape, the steel wire is wound on the motor pulley and the two guide arm pulleys simultaneously, the sliding block is fixed on the steel wire between the two guide arm pulleys, meanwhile, the anti-theft bolt is fixedly connected with the middle part of the anti-theft bolt through two connecting rods, and the connecting rod positioned at the upper side is of a rack structure and is meshed with the lock cylinder gear;

two spacing arms, motor support and guide arm all fixed mounting are on the guard plate.

Furthermore, the left-right translation mechanism comprises a motor, a motor pulley, two guide arms, a steel wire and two sliding blocks, the motor is installed on the motor support, the power output end of the motor is connected with the motor pulley, the two guide arms are transversely arranged on the upper side and the lower side of the motor, a guide arm pulley is respectively arranged on the left end and the right end of each guide arm, the steel wire is wound on the motor pulley and the four guide arm pulleys simultaneously to form an 8-shaped structure, a sliding block is fixed on the steel wire between the two guide arm pulleys on each guide arm, each sliding block is fixedly connected with the anti-theft bolt through two connecting rods, the connecting rod connected with the lower sliding block and positioned on the upper side is of a rack structure, and the rack structure is meshed with the lock cylinder gear;

two guide arms and the motor support are fixedly arranged on the protection plate.

The beneficial effects of the utility model are that: the anti-theft bolt can enter the inside of the door frame covering edge, so that an integral anti-theft system with a concave-convex structure is formed, the anti-theft bolt is superior to a single distributed locking point on a traditional anti-theft lock, the integral anti-theft performance is greatly improved, and the sealing performance is also greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention in an unlocked state.

Fig. 2 is a schematic structural diagram of the first embodiment of the present invention in a locked state.

Fig. 3 is a cross-sectional view of fig. 1.

Fig. 4 is a cross-sectional view of fig. 2.

Fig. 5 is a schematic diagram of a second embodiment of the present invention.

Fig. 6 is a schematic view of a third embodiment of the present invention.

Fig. 7 is an external view of the security door of the present invention.

Detailed Description

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

Referring to fig. 1 to 7, an anti-theft bolt structure comprises an anti-theft bolt 8 and a left-right translation mechanism, wherein the anti-theft bolt 8 is in a long strip shape and is vertically arranged, the left-right translation mechanism is installed in a door leaf through a protection plate 15, the anti-theft bolt 8 is connected with the left-right translation mechanism, a door leaf edge 7 is provided with a groove with an opening facing a door frame and matched with the anti-theft bolt 8, the bottom of the groove and the door leaf are respectively provided with an installation hole for the left-right translation mechanism to move, the anti-theft bolt 8 is positioned in the groove of the door leaf edge 7, the front inner wall and the rear inner wall of the opening end of the groove of the door leaf edge 7 are respectively provided with a first wool strip, the wool of the two first wool strips are mutually oppositely arranged and are contacted with the anti-theft bolt 8, the front side and the rear side of the right end of the anti-theft bolt 8 are respectively, the left end of the anti-theft bolt 8 is also provided with a decorative plate 10, and the decorative plate 10 is positioned on the left side of the door leaf edge 7;

the door frame edge 2 is provided with a groove with an opening facing the door leaf, and the groove is arranged opposite to the groove on the door leaf edge 7; the left and right translation mechanisms drive the anti-theft bolt 8 to translate and clamp the groove of the door leaf edge 7 into the groove of the door frame edge 2, so that the door locking function is realized.

Further, the left-right translation mechanism comprises a motor 16, a driving arm 19, a fixed arm 22, a driven arm 24 and a movable arm 26, the motor 16 is connected with a speed reducer 17, the motor 16 and the speed reducer 17 are mounted on a motor support 39, the driving arm 19 comprises a sector-shaped tooth-shaped structure and a rod part, the sector-shaped tooth-shaped structure is arranged at the upper end of the rod part, the upper end of the rod part is hinged on the motor support 39 through a first driving arm pin 20, and the sector-shaped tooth-shaped structure is meshed with a lock cylinder gear 30 and a speed reducer gear 18 at the same time; the anti-theft body 6 of the fixed arm 22 and the movable arm 2 is vertically arranged and is provided with strip-shaped grooves, the strip-shaped grooves are vertically arranged, the driven arm 24 is positioned between the fixed arm 22 and the movable arm 26, the movable arm 26 is fixed on the anti-theft bolt 8, and the motor support 39 and the fixed arm 22 are fixedly arranged on the protection plate 15; the driving arm 19 and the driven arm 24 are arranged in a crossed manner, a second driving arm pin 33 is arranged at the lower end of the rod portion of the driving arm 19, the second driving arm pin 33 is inserted into a strip-shaped groove of the movable arm 26 and forms an upper sliding pair and a lower sliding pair with the strip-shaped groove, the middle portion of the driving arm 19 is hinged to the middle portion of the driven arm 24 through a first driven arm pin 25, a second driven arm pin 28 is arranged at the upper end of the driven arm 24, the second driven arm pin 28 is inserted into the strip-shaped groove of the movable arm 26 and forms an upper sliding pair and a lower sliding pair with the strip-shaped groove, the second driven arm pin 28 is located above the second driving arm pin 32, a third driven arm pin 33 is arranged at the lower end of the driven arm 24, and the third driven arm pin 33 is inserted into the strip-shaped groove of the fixed arm 22 and forms an upper sliding pair and a lower sliding pair.

Further, the left-right translation mechanism comprises a motor 16, a motor pulley 50, guide arms 47, a steel wire 43, a slider 44, two limit arms 40 and two limit blocks 42, the two limit blocks 42 are fixed at the upper end and the lower end of the anti-theft bolt 8 in an up-down symmetrical manner, the two limit arms 40 are transversely arranged and correspond to the two limit blocks one by one, the top surface of each limit block 42 contacts with the bottom surface of the corresponding limit arm, the motor 16 is installed on the motor bracket 39, the power output end of the motor 16 is connected with the motor pulley 50, the guide arms 47 are transversely arranged, the left end and the right end of each guide arm are respectively provided with one guide arm pulley 49, the two guide arm pulleys 49 and the motor pulley 50 are arranged in a triangular manner, the steel wire 43 is wound on the motor pulley and the two guide arm pulleys 49 at the same time, the slider 44 is fixed on the steel wire between the two guide arm pulleys 49, the connecting rod on the upper side is of a rack structure and is meshed with the lock cylinder gear 30;

the two limiting arms 40, the motor bracket 39 and the guide arm 47 are all fixedly arranged on the protection plate 15.

Further, the left-right translation mechanism comprises a motor 16, a motor pulley 50, two guide arms 47, a steel wire 43 and two sliders 44, the motor 16 is mounted on the motor support 39, the power output end of the motor 16 is connected with the motor pulley 50, the two guide arms 47 are transversely arranged on the upper side and the lower side of the motor 16, a guide arm pulley 49 is respectively arranged on the left end and the right end of each guide arm 47, the steel wire is simultaneously wound on the motor pulley 50 and the four guide arm pulleys 49 to form an 8 shape, one slider 44 is fixed on the steel wire 43 between the two guide arm pulleys on each guide arm 47, each slider 44 is fixedly connected with the anti-theft bolt 8 through two connecting rods 45, the connecting rod connected with the slider below and positioned on the upper side is of a rack structure, and the rack structure is meshed with the lock cylinder gear 30;

both the guide arms 47 and the motor bracket 39 are fixedly mounted on the guard plate 15.

The first implementation mode comprises the following steps: as shown in fig. 1 and 2, the movable arm 26 is located in the groove of the door leaf edging 7, the lower end of the driving arm 19 and the upper end of the driven arm 24 both sequentially pass through the mounting hole on the door leaf and the mounting hole on the door leaf edging groove, and the mounting hole on the door leaf refers to a hole through which the driving arm 19 and the driven arm 24 pass on the steel core 6.

The motor 16 and the speed reducer 17 are fixed on the motor bracket 39, the motor 16 operates to drive the speed reducer 17 to operate, and the speed reducer gear 18 drives the driving arm 19 to rotate around the first driving arm pin 20 and can also be driven by the lock cylinder gear 30 on the lock cylinder 27. The driving arm 19, the fixed arm 22, the driven arm 24 and the movable arm 26 form a hinge mechanism, wherein the motor bracket 39 and the fixed arm 22 are fixed on the protection plate 15 through the motor fixing bolt 21 and the fixed arm bolt 23 respectively, and the protection plate 15 and the steel core 6 are fixed together. Wherein, the fixing arm 22 is provided with a strip-shaped groove for the sliding of the third driven arm pin 33, and the fixing arm 26 is provided with a strip-shaped groove for the sliding of the second driven arm pin 28 and the second driving arm pin 32. When the active arm 19 rotates, the active arm 26 is moved in the horizontal direction. The anti-theft bolt 8 can be connected to the movable arm 26 through the anti-theft bolt connecting bolt 29, and the movable arm 26 drives the anti-theft bolt 8 to move horizontally. The locking is performed when the anti-theft bolt 8 enters the inside of the doorframe binding 2, and the unlocking is performed when the anti-theft bolt 8 is separated from the inside of the doorframe binding 2.

The door leaf edge 7 is fixed on the steel core 6 through a bolt, the anti-theft bolt 8 can horizontally move in a groove of the door leaf edge 7, and two wool tops 9 are respectively arranged on the door leaf edge 7 and the anti-theft bolt 8 so as to ensure the stability of the anti-theft bolt 8 in movement and reduce noise.

The motor can be controlled through the existing fingerprint code lock on the market, and the motor comprises and is not limited to modes such as fingerprint code card swiping remote control and the like. The motor 16 and the lock cylinder 27 can be used in cooperation or independently.

As shown in fig. 3 and 4, the top wool 9 includes a first top wool and a second top wool, the door leaf includes a steel core 6, an interior decorative panel 5 and an exterior decorative panel 14 are respectively disposed on the inner side and the outer side of the steel core 6, the door frame edge 2 is fixed on the door frame 1 through a bolt, the door frame edge 2 is further provided with a lamp strip 3, the lamp strip 3 is further provided with a lamp strip cover plate 4, the lower end of the lamp strip cover plate is provided with a sensing switch 38, the sensing switch 38 is electrically connected with the lamp strip 3, a sealing strip 11 is disposed between the handle 12 and the door leaf edge 7, the handle 12 is mounted on the door leaf through a bolt, and a handle cover plate 13 is disposed.

The second embodiment: as shown in fig. 5, the motor 16 rotates to drive the motor pulley 50 to operate, and drive the steel wire 43 wound on the motor pulley 50 to move clockwise or counterclockwise, the steel wire 43 rivets through the rivet 46, and drives the slider 44 riveted on the steel wire 43 to move in the horizontal direction, the slider 44 drives the anti-theft bolt 8 to move in the horizontal direction through the connecting rod 45, and the purposes of locking and unlocking are achieved by changing the position of the anti-theft bolt 8. The limiting arm 40 and the limiting block 42 form a limiting device of the mechanism, the anti-theft bolt 8 is horizontally flat until the limiting arm 40 stops running, and the limiting block 42 plays a guiding role. The motor support 39 is fixed on the protection plate 15 through the motor fixing bolt 21, the guide arm 47 is fixed on the protection plate 15 through the guide arm connecting bolt 48, and the limiting arm 40 is fixed on the protection plate 15 through the limiting arm fixing bolt.

The locking and unlocking can also be realized by the horizontal movement of 8 by rotating the lock cylinder gear 30 to make the connecting rod 45 move horizontally.

The third embodiment is as follows: as shown in fig. 6, one wire moves on the four guide arm pulleys 49 at the same time to form an upper triangle and a lower triangle, the left side of the upper triangle and the right side of the lower triangle move in the same direction, the right side of the upper triangle and the left side plate of the lower triangle move in the same direction, and the bottom of the upper triangle and the bottom of the lower triangle move in the same direction and move leftward or rightward at the same time;

the motor 16 rotates to drive the motor pulley 50 to transfer, the steel wire 43 wound on the motor pulley 50 is driven to move clockwise or anticlockwise, the steel wire 43 is riveted through the rivet 46 to drive the sliding block 44 riveted on the steel wire 43 to move in the horizontal direction, the sliding block 44 drives the anti-theft bolt 8 to move in the horizontal direction through the connecting rod 45, and the purposes of locking and unlocking are achieved by changing the position of the anti-theft bolt 8. The two guide arms 47 are each fixed to the fender 15 by a respective guide arm connecting bolt 48.

The horizontal movement of the anti-theft bolt 8 can be realized to realize locking and unlocking by rotating the lock cylinder gear 30 to enable the connecting rod 45 to move horizontally.

As shown in fig. 7, 27 is a lock cylinder and 31 is a fingerprint code lock.

Claims (4)

1. A theftproof bolt structure which characterized in that: comprises an anti-theft bolt and a left-right translation mechanism, wherein the anti-theft bolt is in a strip shape and is vertically arranged, the left-right translation mechanism is arranged in a door leaf through a protection plate, the anti-theft bolt is connected with the left-right translation mechanism, the door leaf edge is provided with a groove with an opening facing the door frame and matched with the anti-theft bolt, the bottom of the groove and the door leaf are both provided with mounting holes for the left and right translation mechanisms to move, the anti-theft bolt is positioned in the groove of the edge of the door leaf, the front and rear inner walls of the opening end of the groove of the door leaf wrapping edge are respectively provided with a first wool top, the wool of the two first wool tops are arranged opposite to each other and are contacted with the anti-theft bolt, the front side and the rear side of the right end of the anti-theft bolt are respectively provided with a second wool top, the wool of each second wool top is arranged towards the door leaf edge and is contacted with the inner wall of the groove of the door leaf edge, the left end of the anti-theft bolt is also provided with a decorative plate, and the decorative plate is positioned on the left side of the door leaf edge;

the door frame edge is provided with a groove with an opening facing the door leaf, and the groove is arranged opposite to the groove on the door leaf edge; the left and right translation mechanisms drive the anti-theft bolt to translate and clamp the anti-theft bolt into the groove of the door frame edge from the groove of the door leaf edge, so that the door locking function is realized.

2. A tamper-evidencing bolt structure as claimed in claim 1 wherein: the left and right translation mechanism comprises a motor, a driving arm, a fixed arm, a driven arm and a movable arm, the motor is connected with a speed reducer, the motor and the speed reducer are installed on a motor support, the driving arm comprises a fan-shaped tooth-shaped structure and a rod part, the fan-shaped tooth-shaped structure is arranged at the upper end of the rod part, the upper end of the rod part is hinged to the motor support through a first driving arm pin, and the fan-shaped tooth-shaped structure is meshed with a lock cylinder gear and a speed reducer gear at the same time; the anti-theft bolt is characterized in that the fixed arm and the movable arm are both vertically arranged and are provided with strip-shaped grooves, the strip-shaped grooves are vertically arranged, the driven arm is positioned between the fixed arm and the movable arm, the movable arm is fixed on the anti-theft bolt, and the motor support and the fixed arm are both fixedly arranged on the protection plate; the driving arm and the driven arm are arranged in a crossed mode, a second driving arm pin is arranged on the lower end of the rod portion of the driving arm, the second driving arm pin is inserted into a strip groove of the movable arm and forms an upper sliding pair and a lower sliding pair with the strip groove, the middle portion of the driving arm is hinged to the middle portion of the driven arm through a first driven arm pin, a second driven arm pin is arranged at the upper end of the driven arm, the second driven arm pin is inserted into the strip groove of the movable arm and forms an upper sliding pair and a lower sliding pair with the strip groove, the second driven arm pin is located above the second driving arm pin, a third driven arm pin is arranged at the lower end of the driven arm, and the third driven arm pin is inserted into the strip groove of the fixed arm and forms an upper sliding pair and a lower sliding pair with the strip groove.

3. A tamper-evidencing bolt structure as claimed in claim 1 wherein: the left-right translation mechanism comprises a motor, a motor pulley, a guide arm, a steel wire, a slide block, two limiting arms and two limiting blocks, the two limiting blocks are symmetrically fixed at the upper end and the lower end of the anti-theft bolt up and down, the two limiting arms are transversely arranged and correspond to the two limiting blocks one by one, the top surface of each limiting block is contacted with the bottom surface of the corresponding limiting arm, the motor is arranged on the motor bracket, the power output end of the motor is connected with the motor pulley, the guide arms are transversely arranged, the left end and the right end of each guide arm are respectively provided with a guide arm pulley, the two guide arm pulleys and the motor pulley are arranged in a triangular shape, the steel wire is wound on the motor pulley and the two guide arm pulleys simultaneously, the sliding block is fixed on the steel wire between the two guide arm pulleys, meanwhile, the anti-theft bolt is fixedly connected with the middle part of the anti-theft bolt through two connecting rods, and the connecting rod positioned at the upper side is of a rack structure and is meshed with the lock cylinder gear;

two spacing arms, motor support and guide arm all fixed mounting are on the guard plate.

4. A tamper-evidencing bolt structure as claimed in claim 1 wherein: the left and right translation mechanism comprises a motor, a motor pulley, two guide arms, a steel wire and two sliding blocks, the motor is installed on a motor support, the power output end of the motor is connected with the motor pulley, the two guide arms are transversely arranged on the upper side and the lower side of the motor, the left end and the right end of each guide arm are respectively provided with one guide arm pulley, the steel wire is wound on the motor pulley and the four guide arm pulleys simultaneously and forms an 8-shaped structure, one sliding block is fixed on the steel wire between the two guide arm pulleys on each guide arm, each sliding block is fixedly connected with the anti-theft bolt through two connecting rods, the connecting rod connected with the lower sliding block and positioned on the upper side is of a rack structure, and the rack structure is meshed with the lock core gear;

two guide arms and the motor support are fixedly arranged on the protection plate.

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