CN216641726U

CN216641726U - Single-hole lock with state detection function

Info

Publication number: CN216641726U
Application number: CN202123248991.XU
Authority: CN
Inventors: 张绍庆; 王靖晖; 王小军; 黄玉鹏
Original assignee: Changyuan Contron Power Security Technology Co Ltd
Current assignee: Changyuan Contron Power Security Technology Co Ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-31
Anticipated expiration: 2031-12-22

Abstract

The utility model relates to the technical field of locks, in particular to a single-hole lock with state detection. A single-hole lock with state detection comprises a lock body and a base, wherein the lock body is fixedly arranged at the top of the base, an accommodating cavity is formed between the lock body and the base, and a blocking piece, a lock core, a lock tongue, a torsion spring and a state detection assembly are arranged in the accommodating cavity; the separation blade with the base rotates to be connected, the separation blade rotates in order to seal or open the cabinet door opening, the one end of torsional spring with separation blade fixed connection, the other end of torsional spring with lock body fixed connection. The single-hole lock with the state detection function can detect the unlocking and locking states, improves the safety and reliability of the unlocking and locking of the lock, and solves the problems that the existing single-hole lock has blindness to the locking and unlocking state, cannot detect the actual locking and unlocking state of the lock, and cannot track the locking and unlocking state of the lock.

Description

Single-hole lock with state detection function

Technical Field

The utility model relates to the technical field of locks, in particular to a single-hole lock with state detection.

Background

At present, various single-hole locks are mainly used for opening and closing key hole positions on a cabinet door of a control cabinet, most of the existing single-hole locks realize basic lock opening and closing through mechanical transmission and rotation of an internal structure of the single-hole lock after a key is manually rotated, namely, the cabinet door holes are opened and closed, however, the locks have blindness to the unlocking and locking states, operators cannot detect the actual locking and closing states of the locks, a background monitoring system cannot track and control the locking and closing states of the single-hole locks, and the safety and reliability of the locking and closing of the single-hole locks are poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a single-hole lock with state detection, which can detect the unlocking and locking states, improve the safety and reliability of unlocking and locking of a lock, and solve the problems that the existing single-hole lock has blindness on the unlocking and locking states, cannot detect the actual unlocking and locking states of the lock, and cannot track the unlocking and locking states of the lock.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a single-hole lock with state detection comprises a lock body and a base, wherein the lock body is fixedly arranged at the top of the base, an accommodating cavity is formed between the lock body and the base, and a blocking piece, a lock core, a lock tongue, a torsion spring and a state detection assembly are arranged in the accommodating cavity;

the blocking piece is rotatably connected with the base, the blocking piece rotates to close or open the cabinet door hole, one end of the torsion spring is fixedly connected with the blocking piece, and the other end of the torsion spring is fixedly connected with the lock body;

the lock comprises a lock core, a blocking piece, a lock tongue and a lock core, wherein the blocking piece is provided with a through hole, a first gap is formed in the periphery of the through hole, the lock tongue is movably arranged in the through hole, one end of the lock core is provided with an eccentric shifting shaft, the other end of the lock core is provided with an inserting groove for inserting a key movable shaft of an intelligent key, and the eccentric shifting shaft is used for driving the lock tongue to move left and right to be inserted into or withdrawn from the first gap;

the state detection assembly is used for detecting the position of the blocking piece.

In a further description, a trigger piece is arranged on one side, close to the first notch, of the blocking piece;

the state detection assembly comprises an induction element, a PCB (printed circuit board) and a coding piece, wherein the induction element is arranged on the PCB, the induction element is positioned on one side, close to the cabinet door hole, of the PCB, the coding piece is electrically connected with the PCB, and the coding piece is arranged on one side, provided with the slot, of the lock cylinder.

More specifically, the blocking sheet includes a closing hole portion, a connecting portion and a rotating portion, the connecting portion is connected between the closing hole portion and the rotating portion, the rotating portion is rotatably mounted on the base, and the rotating portion rotates to enable the closing hole portion to close or open the cabinet door hole.

Still further, the blocking sheet further comprises a vertical portion, and the vertical portion is vertically arranged on the closing hole portion.

More specifically, the base is provided with a rotating groove, the rotating part is rotatably mounted in the rotating groove, the rotating groove is provided with a first blocking surface and a second blocking surface, the first blocking surface is positioned on one side of the rotating groove close to the cabinet door hole, and the second blocking surface is positioned on the other side of the rotating groove far away from the cabinet door hole;

the side wall of the connecting part is abutted against the first blocking surface, or the side wall of the connecting part is abutted against the second blocking surface.

Furthermore, the through hole is arranged on the rotating part, a first gap and a second gap are arranged at the periphery of the through hole at intervals, and the first gap is arranged on one side of the through hole close to the connecting part;

the eccentric shifting shaft is used for driving the lock tongue to move left and right to insert into or withdraw from the first notch, and the eccentric shifting shaft is used for driving the lock tongue to move left and right to insert into or withdraw from the second notch.

Further, the bolt is provided with an insertion part, the shape of the insertion part is matched with the shape of the first notch and the shape of the second notch, a third notch is arranged in the middle of the bolt, the setting direction of the third notch is perpendicular to the moving direction of the bolt, and the eccentric shifting shaft is movably inserted into the third notch.

Further, the rotating portion is provided with a first mounting hole, a second mounting hole is formed in the lock body, one end of the torsion spring is inserted into the first mounting hole, and the other end of the torsion spring is inserted into the second mounting hole.

Further, the intelligent key is characterized by further comprising a dustproof cover, wherein the top of the lock body is provided with a jack into which the key movable shaft of the intelligent key is inserted, the jack is communicated with the accommodating cavity, the dustproof cover is detachably mounted on the lock body, and the dustproof cover is arranged on the jack.

The dustproof cover further comprises an installation pressing plate, the top of the lock body is further provided with an installation groove, the installation pressing plate is detachably installed in the installation groove through a fastening piece, the installation pressing plate is arranged at one end of the dustproof cover in a pressing mode, and the other end of the dustproof cover is arranged on the insertion hole.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

1. by arranging the blocking piece, the lock core, the lock tongue and the torsion spring, the action of unlocking and locking can be guaranteed to be completed by the single-hole lock with state detection, and by further adding the state detection assembly, the state detection assembly can transmit the unlocking and locking states of the single-hole lock to the intelligent key through detecting the position of the blocking piece, and can transmit the unlocking and locking states of the single-hole lock to the background monitoring system through the intelligent key, so that the safety and reliability of unlocking and locking of the lock can be improved, the unlocking and locking states can be mastered on site and in the background, and the problems that the existing single-hole lock has blindness on the unlocking and locking states, cannot detect the actual locking and unlocking states of the lock and cannot track the locking and unlocking states of the lock are solved;

2. the trigger piece is arranged on one side, close to the first notch, of the blocking piece, the induction element is located on one side, close to the cabinet door hole, of the PCB, when the blocking piece is located in the front-back direction, the cabinet door hole is in an opened state, the trigger piece is far away from the induction element at the moment, the induction element cannot induce the trigger piece, and the unlocking state of the single-hole lock is transmitted to the intelligent key and the background monitoring system through the fact that a chip on the PCB is electrically connected with a circular coil in the coding piece; when the blocking piece is positioned in the left and right direction, the cabinet door hole is in a closed state, the triggering piece is close to the sensing element at the moment, the sensing element senses the approach of the triggering piece, and the locking state of the single-hole lockset is transmitted to the intelligent key and the background monitoring system through the electric connection of the chip on the PCB and the circular coil in the coding piece, so that the safety and the reliability of the unlocking and locking of the single-hole lockset are improved, and the unlocking and locking state of the single-hole lockset is controlled on site and in the background;

3. through setting up the shut hole portion, connecting portion and rotation portion, the rotation portion rotates and installs in the base, it can rotate at the base to realize the separation blade, in addition, rotate through rotation portion and make the shut hole portion seal or open the cabinet door opening, thereby realize the closure or the opening of cabinet door opening, through with vertical portion vertical setting in the up end of shut hole portion, and vertical portion sets up with shut hole portion looks vertically, through setting up vertical portion at the separation blade, when needs seal the cabinet door opening, hold vertical portion with the hand, with separation blade anticlockwise rotation, can seal the cabinet door opening, and convenient operation.

Drawings

Fig. 1 is a schematic perspective view (unlocked state) of a single-hole lock with state detection according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a single-hole lock with status detection (locked state) according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an exploded configuration of a single hole lock with condition detection according to one embodiment of the present invention;

FIG. 4 is a schematic perspective view of a single-hole lock with status detection according to an embodiment of the present invention (unlocked status, lock body removed);

FIG. 5 is a schematic perspective view of a single-hole lock with status detection (locked state, lock body removed) according to an embodiment of the present invention;

wherein: the lock comprises a cabinet door hole 10, an intelligent key 100, a key movable shaft 101, a lock body 1, an insertion hole 11, a mounting groove 12, a base 2, a rotating groove 21, a first blocking surface 211, a second blocking surface 212, a blocking sheet 3, a through hole 31, a first notch 32, a second notch 38, a trigger part 33, a hole closing part 34, a connecting part 35, a rotating part 36, a first mounting hole 361, a vertical part 37, a lock cylinder 4, an eccentric shifting shaft 41, an insertion groove 42, a lock tongue 5, an insertion part 51, a third notch 52, a torsion spring 6, a state detection component 7, a sensing element 71, a PCB 72, a coding sheet 73, a dust cover 81 and a mounting pressing plate 82.

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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature for distinguishing between descriptive features, non-sequential, and non-trivial.

As shown in fig. 1 to 5, a single-hole lock with state detection includes a lock body 1 and a base 2, wherein the lock body 1 is fixedly mounted on the top of the base 2, an accommodating cavity is formed between the lock body 1 and the base 2, and a blocking piece 3, a lock core 4, a lock tongue 5, a torsion spring 6 and a state detection assembly 7 are arranged in the accommodating cavity;

the blocking piece 3 is rotatably connected with the base 2, the blocking piece 3 rotates to close or open the cabinet door hole 10, one end of the torsion spring 6 is fixedly connected with the blocking piece 3, and the other end of the torsion spring 6 is fixedly connected with the lock body 1;

the blocking piece 3 is provided with a through hole 31, a first gap 32 is formed in the periphery of the through hole 31, the bolt 5 is movably arranged in the through hole 31, one end of the lock cylinder 4 is provided with an eccentric shifting shaft 41, the other end of the lock cylinder 4 is provided with an inserting groove 42 into which a key movable shaft 101 of an intelligent key 100 is inserted, and the eccentric shifting shaft 41 is used for driving the bolt 5 to move left and right to be inserted into or withdrawn from the first gap 32;

the state detection assembly 7 is used for detecting the position of the baffle 3.

As shown in fig. 1, the single-hole lock with state detection is placed at a proper position around a cabinet door hole 10, when it is ensured that the blocking piece 3 can seal the cabinet door hole 10, a hole is formed in the cabinet door, the single-hole lock is fixed from the inner side of the cabinet door by using a screw, and the lock is installed, when the direction of the blocking piece 3 is along the front-back direction, the cabinet door hole 10 is not sealed, namely, the lock is in an open state (the lock is in an unlocked state), and when the direction of the blocking piece 3 is along the left-right direction, the cabinet door hole 10 is in a sealed state (the lock is in a locked state);

when the single-hole lock is in an unlocking state, two hands are used for operation, one hand manually pulls the baffle 3 to rotate anticlockwise to a position blocking the cabinet door hole 10, the cabinet door hole 10 is sealed, meanwhile, the torsion spring 6 is driven to rotate, the torsion spring 6 is tensioned and keeps a certain resilience force, the other hand rotates anticlockwise the intelligent key 100, the key movable shaft 101 of the intelligent key 100 drives the lock cylinder 4 to rotate, the eccentric shifting shaft 41 drives the lock tongue 5 to move leftwards and insert into the first notch 32 to complete the fixation of the lock tongue 5 to the position of the baffle 3, the hand pulling the baffle 3 can be released at the moment, the baffle 3 keeps in the left-right direction, namely, the state of sealing the cabinet door hole 10 is kept, so that the locking action is completed, the state detection assembly 7 detects that the position of the baffle 3 is in a position (locking state) of sealing the cabinet door hole 10, the display screen of the intelligent key can display and read the locking state and carry out state transfer and butt joint with the background;

when the single-hole lock is in a locked state, the intelligent key 100 is rotated clockwise, the key movable shaft 101 of the intelligent key 100 drives the lock cylinder 4 to rotate, the eccentric dial shaft 41 drives the lock tongue 5 to move rightwards and exit from the first gap 32, the blocking piece 3 is driven to rotate to a position located in the front-back direction under the action of the resilience force of the torsion spring 6, the closed cabinet door hole 10 is opened, so far, an unlocking action is completed, the state detection assembly 7 detects that the position of the blocking piece 3 is located at a position (an unlocked state) for opening the cabinet door hole 10, and a display screen of the intelligent key 100 can display and read the unlocked state and performs state transmission butt joint action with a background;

through setting up separation blade 3, lock core 4, spring bolt 5 and torsional spring 6, the action of unblanking the shutting can be guaranteed to accomplish by the haplopore lock that the area state detected, through further increase state detection subassembly 7, state detection subassembly 7 can be through detecting the position at separation blade 3 place will the state transmission of unblanking and shutting of haplopore lock gives smart key 100, through smart key 100 can transmit for backstage monitored control system, has improved the security and the reliability that the tool to lock opened the shutting, can realize scene and backstage to the grasp of opening the shutting state, has solved current haplopore lock and has the blindness to opening the shutting state, can't detect the actual state of tool to lock switching, can't carry out the problem of tracking to the opening and shutting state of tool to lock.

More specifically, a trigger 33 is disposed on a side of the blocking plate 3 close to the first notch 32;

the state detection assembly 7 comprises an induction element 71, a PCB (printed circuit board) 72 and a coding piece 73, wherein the induction element 71 is arranged on the PCB 72, the induction element 71 is positioned on one side, close to the cabinet door hole 10, of the PCB 72, the coding piece 73 is electrically connected with the PCB 72, and the coding piece 73 is arranged on one side, provided with the slot 42, of the lock cylinder 4.

Specifically, the triggering member 33 may be a magnet or an infrared emitter, when the triggering member 33 is a magnet, the sensing element 71 is a magnetic induction element such as a reed pipe or a hall element, and at this time, magnetic induction exists between the sensing element 71 and the triggering member 33, and the sensing element 71 can sense the approach of the triggering member 33; when the trigger 33 is an infrared emitter, the sensing element 71 is an infrared receiver, the sensing element 71 can receive infrared light emitted by the trigger 33, and the sensing element 71 can sense the approach of the trigger;

by arranging the trigger 33 on one side of the blocking sheet 3 close to the first notch 32 and arranging the sensing element 71 on one side of the PCB 72 close to the cabinet door opening 10, when the blocking sheet 3 is located at a front-back direction position, the cabinet door opening 10 is in an open state, the trigger 33 is far away from the sensing element 71, the sensing element 71 cannot sense the trigger 33, and the unlocking state of the single-hole lock is transmitted to the intelligent key 100 and the background monitoring system by electrically connecting the chip on the PCB 72 with the circular coil in the coding sheet 73; when separation blade 3 is located the position of left and right directions, cabinet door opening 10 is the confined state, this moment trigger 33 is close to inductive element 71, inductive element 71 senses trigger 33 is close to, through chip on the PCB circuit board 72 with the circular coil electricity in the coding piece 73 is connected the shutting state transmission with the haplopore tool to lock gives intelligent key 100 and backstage monitored control system, has improved haplopore tool to lock and has opened the security and the reliability of shutting to realize that scene and backstage are controlled the state of haplopore tool to lock and open the shutting.

More specifically, the blocking plate 3 includes a closing hole portion 34, a connecting portion 35 and a rotating portion 36, the connecting portion 35 is connected between the closing hole portion 34 and the rotating portion 36, the rotating portion 36 is rotatably mounted on the base 2, and the rotating portion 36 rotates to close or open the closing hole portion 34 or the cabinet door opening 10.

By providing the closing hole portion 34, the connecting portion 35, and the rotating portion 36, the rotating portion 36 is rotatably attached to the base 2, so that the shutter 3 can be rotated on the base 2, and the closing hole portion 34 is rotated to close or open the cabinet door hole 10 by the rotating portion 36, so that the cabinet door hole 10 is closed or opened.

To explain further, the baffle 3 further includes a vertical portion 37, and the vertical portion 37 is vertically disposed on the closing hole portion 34.

Specifically, the vertical portion 37 is vertically disposed on the upper end surface of the closing hole portion 34, the vertical portion 37 is vertically connected to the closing hole portion 34, and by disposing the vertical portion 37 on the blocking sheet 3, when the cabinet door hole 10 needs to be closed, the vertical portion 37 is held by a hand, and the blocking sheet 3 is rotated counterclockwise, so that the cabinet door hole 10 can be closed, which is convenient to operate.

More specifically, the base 3 is provided with a rotating groove 21, the rotating portion 36 is rotatably mounted in the rotating groove 21, the rotating groove 21 is provided with a first blocking surface 211 and a second blocking surface 212, the first blocking surface 211 is located on one side of the rotating groove 21 close to the cabinet door hole 10, and the second blocking surface 212 is located on the other side of the rotating groove 21 away from the cabinet door hole 10;

the side wall of the connecting portion 35 abuts against the first stopping surface 211, or the side wall of the connecting portion 35 abuts against the second stopping surface 212.

Through setting up the base 2 the rotation groove 21, the rotation portion 36 rotate install in the rotation groove 21, realize the smooth rotation of separation blade 3, through setting up the first face 211 and the second face 212 that blocks, when the haplopore tool to lock is in the state of unblanking, use both hands operation, one hand is through manual pulling separation blade 3, anticlockwise rotation arrives the lateral wall of connecting portion 35 with the first face 211 looks butt that blocks, at this moment the separation blade 3 is located the position that blocks cabinet door opening 10, when the haplopore tool to lock is in the locked state, clockwise rotation intelligent key 100, the key loose axle 101 of intelligent key 100 drives the lock core 4 is rotatory, eccentric dial shaft 41 drives the spring bolt 5 moves the right and withdraws from first breach 32, separation blade 3 under the effect of the resilience force of torsional spring 6 driven rotation extremely the lateral wall of connecting portion 35 with the position that the second face 212 looks butt, at this time, the closed cabinet door hole 10 is opened, the first blocking surface 211 and the second blocking surface 212 can play a role of limiting the angle range of the rotation of the blocking sheet 3, and specifically, the included angle between the first blocking surface 211 and the second blocking surface 212 is 90 °.

Specifically, the through hole 131 is disposed on the rotating portion 36, a first notch 32 and a second notch 38 are spaced apart from each other on the periphery of the through hole 31, and the first notch 32 is disposed on a side of the through hole 31 close to the connecting portion 35;

the eccentric toggle shaft 41 is used for driving the lock tongue 5 to move left and right to insert into or withdraw from the first notch 32, and the eccentric toggle shaft 41 is used for driving the lock tongue 5 to move left and right to insert into or withdraw from the second notch 38.

Specifically, the shape of through-hole 31 is circular, first breach 32 with second breach 38 looks interval 90 sets up, and when the haplopore tool to lock was in the state of unblanking, use the bimanualness, one hand was through manual pulling separation blade 3, anticlockwise rotation 90 extremely blocks the position of cabinet door opening 10 will cabinet door opening 10 seals.

By arranging the second notch 38, when the single-hole lock is in a locked state, the smart key 100 is rotated clockwise, the key movable shaft 101 of the smart key 100 drives the lock cylinder 4 to rotate, the eccentric dial shaft 41 drives the lock tongue 5 to move rightward and exits from the first notch 32, the blocking piece 3 is driven to rotate to a position in the front-back direction under the action of the resilience force of the torsion spring 6, the closed cabinet door hole 10 is opened, so far, the unlocking action is completed, the state detection assembly 7 detects that the position of the blocking piece 3 is in a position (unlocked state) for opening the cabinet door hole 10, the display screen of the smart key 100 can display and read the unlocking state and perform state transfer butt joint action with a background, the smart key 100 can be rotated counterclockwise manually in the next step, and the key movable shaft 101 of the smart key 100 drives the lock cylinder 4 to rotate, the eccentric dial shaft 41 drives the lock tongue 5 to move leftwards and insert into the second notch 38, so that the lock tongue 5 fixes the position of the blocking piece 3, at this time, the blocking piece 3 is kept in a state of opening the cabinet door hole 10, and the intelligent key 100 can be pulled out, and it should be noted that according to actual conditions in the field, when the intelligent key 100 does not need to be rotated anticlockwise to fix the position of the blocking piece 3, the action of key rotation in this step can be omitted, and after the blocking piece 3 is directly rotated to a state of closing the cabinet door hole 10, the state can be read and the intelligent key 100 can be pulled out of the field.

Specifically, the latch bolt 5 is provided with an insertion portion 51, the shape of the insertion portion 51 matches with the shape of the first notch 32 and the shape of the second notch 38, a third notch 52 is provided in the middle of the latch bolt 5, the direction of the third notch 52 is perpendicular to the moving direction of the latch bolt 5, and the eccentric toggle shaft 41 is movably inserted into the third notch 52.

Through the spring bolt 5 sets up insertion portion 51, just the shape of insertion portion 51 with the shape of first breach 32 and the shape of second breach 38 cooperatees, realize the spring bolt 5 is right the fixed of separation blade 3 position is established with the card, in addition, through the middle part of spring bolt 5 sets up third breach 52, the direction that sets up of third breach 52 with the moving direction of spring bolt 5 is mutually perpendicular, specifically, third breach 52 sets up along the fore-and-aft direction, spring bolt 5 removes along left right direction, through eccentric group axle 41 is in remove in the third breach 52, realize eccentric group axle 41 drives spring bolt 5 removes about.

To be more specific, the rotating portion 36 is provided with a first mounting hole 361, a second mounting hole is provided inside the lock body 1, one end of the torsion spring 6 is inserted into the first mounting hole 361, and the other end of the torsion spring 6 is inserted into the second mounting hole.

Through rotating part 36 sets up first mounting hole 361, and the inside of lock body 1 sets up the second mounting hole will the one end of torsional spring 6 is inserted and is located in the first mounting hole 361, will the other end of torsional spring 6 is inserted and is located in the second mounting hole, realize the one end of torsional spring 6 with separation blade 3 fixed connection, and the other end of torsional spring 6 with 1 fixed connection of lock body guarantees the connection stability of torsional spring 6, makes separation blade 3 can rotate smoothly under the effect of the resilience force of torsional spring 6 and open cabinet door opening 10.

Furthermore, the lock further comprises a dust cover 81, the top of the lock body 1 is provided with an insertion hole 11 for inserting the key movable shaft 101 of the smart key 100, the insertion hole 11 is communicated with the accommodating cavity, the dust cover 81 is detachably mounted on the lock body 1, and the dust cover 81 is covered on the insertion hole 11.

The top of the lock body 1 is provided with the jack 11 into which the key movable shaft 101 of the intelligent key 100 is inserted, so that the intelligent key 100 can be conveniently inserted into the lock cylinder 4, in addition, the dustproof cover 81 is detachably mounted on the lock body 1, so that the dustproof and attractive effects can be achieved, when the single-hole lock with state detection is required to be used, the dustproof cover 81 is opened, and the intelligent key 100 can be inserted, and particularly, the dustproof cover 81 is made of rubber materials, so that the dustproof effect is good, and the sealing performance is good; in addition, the shield 81 with the lock body 1 can be dismantled and be connected, the shield 81 lock set up in the lock body 1, convenient dismantlement and use.

Further, the lock further comprises an installation pressing plate 82, the top of the lock body 1 is further provided with an installation groove 12, the installation pressing plate 82 is detachably installed in the installation groove 12 through a fastening member, the installation pressing plate 82 is pressed at one end of the dust cover 81, and the other end of the dust cover 81 is covered on the insertion hole 11.

Through setting up installation clamp plate 82, installation clamp plate 82 presses and locates the one end of shield 81, then passes through the fastener will like the screw installation clamp plate 82 fixed mounting in mounting groove 12, the other end cover of shield 81 is located jack 11 guarantees the installation stability of shield 81, and realizes shield 81 detachably install in lock body 1, easy dismounting, convenient to use.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. The single-hole lock with the state detection function is characterized by comprising a lock body and a base, wherein the lock body is fixedly arranged at the top of the base, an accommodating cavity is formed between the lock body and the base, and a blocking piece, a lock cylinder, a lock tongue, a torsion spring and a state detection assembly are arranged in the accommodating cavity;

2. The single-hole lock with state detection of claim 1, wherein a trigger is provided on a side of the blocking sheet near the first notch;

3. The single-hole lock with status detection as defined in claim 1, wherein the blocking tab includes a blocking portion, a connecting portion and a rotating portion, the connecting portion is connected between the blocking portion and the rotating portion, the rotating portion is rotatably mounted to the base, and the rotating portion rotates to close the blocking portion or open the cabinet door opening.

4. The single-hole lock with status detection according to claim 3, wherein the shutter further includes a vertical portion that is vertically provided to the blocking hole portion.

5. The single-hole lock with status detection as claimed in claim 3, wherein the base is provided with a rotation slot, the rotation portion is rotatably mounted in the rotation slot, the rotation slot is provided with a first blocking surface and a second blocking surface, the first blocking surface is located on one side of the rotation slot close to the cabinet door hole, and the second blocking surface is located on the other side of the rotation slot far away from the cabinet door hole;

6. The single-hole lock with the state detection function according to claim 3, wherein the through hole is provided in the rotating portion, a first notch and a second notch are provided at intervals around the through hole, and the first notch is provided on a side of the through hole close to the connecting portion;

7. The single-hole lock with state detection of claim 6, wherein the bolt is provided with an insertion portion, the shape of the insertion portion matches with the shape of the first notch and the shape of the second notch, a third notch is arranged in the middle of the bolt, the arrangement direction of the third notch is perpendicular to the moving direction of the bolt, and the eccentric shifting shaft is movably inserted into the third notch.

8. The single-hole lock with status detection as claimed in claim 3, wherein the rotation portion has a first mounting hole, the lock body has a second mounting hole therein, one end of the torsion spring is inserted into the first mounting hole, and the other end of the torsion spring is inserted into the second mounting hole.

9. The single-hole lock with state detection of claim 1, further comprising a dust-proof cover, wherein a jack for inserting the key movable shaft of the smart key is formed in the top of the lock body, the jack is communicated with the accommodating cavity, the dust-proof cover is detachably mounted on the lock body, and the dust-proof cover is covered on the jack.

10. The single-hole lock with state detection of claim 9, further comprising a mounting pressing plate, wherein a mounting groove is further formed in the top of the lock body, the mounting pressing plate is detachably mounted in the mounting groove through a fastening member, the mounting pressing plate is pressed against one end of the dust cover, and the other end of the dust cover is covered on the jack.