CN215595252U - Fixed lock that wireless power supply unblanked - Google Patents

Abstract

The utility model belongs to the technical field of intelligent locks, and provides a fixed lock unlocked by wireless power supply, which comprises a lock catch part, a lock body part with a lock tongue and a pull rod which penetrates through the lock catch part in a sliding manner and can be locked by the lock tongue, wherein the lock body part comprises a shell, a driving assembly used for locking and unlocking the pull rod and an induction assembly used for receiving wireless power supply and supplying power to the driving assembly, and the driving assembly and the induction assembly are arranged in the shell. According to the wireless power supply unlocking fixed lock, the lock tongue is locked through wireless power supply and driving, meanwhile, the communication module can be arranged, the state of the lock can be fed back effectively in real time, the wireless power supply unlocking fixed lock has the functions of being passive, free of maintenance and state feedback, and misoperation of the lock can be prevented effectively.

Description

Fixed lock that wireless power supply unblanked

Technical Field

The utility model belongs to the technical field of intelligent locks, and particularly relates to a fixed lock capable of being unlocked by wireless power supply.

Background

There are a large amount of net doors, cabinet doors in transformer substation and city distribution network, equipment such as mechanism chamber door, current net door, cabinet door, equipment tool to lock such as mechanism chamber door have only provided single shutting function, do not have the state detection and the feedback function of tool to lock, in the in-service use process, can appear operating personnel and forget the condition of closing the door or forgetting to close the door because of carelessness after accomplishing equipment operation, have the hidden danger of operation "walking idle stroke", cause the incident.

Meanwhile, the traditional lock can realize the monitoring of the running conditions of equipment and the corresponding lock in an active power supply mode, and the inconvenience of laying a cable, replacing a battery or carrying a mobile power supply brings the hidden danger of untimely or inaccurate equipment state feedback to the safe and stable running of a power grid, so that the problems of inconvenient maintenance, increased workload and the like of operation and maintenance personnel are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides a fixed lock unlocked by wireless power supply, the lock has the functions of no source, no maintenance and state feedback, the state of the lock can be effectively fed back in real time, and the lock is combined with an anti-misoperation system, so that the misoperation of the lock can be effectively prevented.

The technical scheme of the utility model is as follows: the utility model provides a fixed lock that wireless power supply unblanked, includes hasp part and the lock body part that has the spring bolt, still includes to slide and passes hasp part and can by the pull rod that the spring bolt was locked, the lock body part includes the casing, is used for locking and unblock the drive assembly of pull rod and be used for receiving wireless power supply and to the response subassembly of drive assembly power supply, drive assembly and response subassembly set up in the casing.

Further, the fixed lock unlocked by wireless power supply further comprises a key component for wirelessly supplying power to the induction component, wherein the key component comprises a protective shell capable of accommodating the energy storage unit and a charging component powered by the energy storage unit, and the charging component is arranged in the protective shell and wirelessly supplies power to the induction component.

Furthermore, the pull rod is provided with a first sensing piece for sensing the state and a boss for preventing the pull rod from being separated from the locking part, the boss is arranged at the end part of the pull rod, the diameter of the boss is larger than that of the pull rod, and a first chamfer is arranged on the end surface of the boss.

Furthermore, the pull rod further comprises a locking part for inserting the lock tongue to lock the pull rod and a stop groove arranged adjacent to the locking part, the locking part is arranged at one end of the pull rod close to the boss, and the stop groove is arranged adjacent to the locking part; the pull rod end can be dismantled and be equipped with and twist hand and first locking piece, twist the hand and pass through first locking piece is fixed in the pull rod and is kept away from the one end of boss.

Furthermore, the casing still is provided with confession the gliding lock tongue groove of spring bolt, confession the lockhole that the pull rod was inserted and can be by first state response part that first response piece triggered, the spring bolt can pass the lock tongue groove inserts in the locking part, first state response part with first response piece sets up relatively.

Furthermore, the induction assembly comprises a code reading coil wirelessly powered by the charging assembly and a second induction piece used for inducing the key component, the code reading coil and the second induction piece are arranged in the shell, and the code reading coil and the charging assembly are arranged oppositely.

Further, the subassembly that charges includes for the wireless charging coil who supplies power of induction component and can be by the second state response part that the second response piece triggered, second state response part is provided with the multiunit.

Furthermore, the driving assembly comprises a protective sleeve, an electromagnet powered by the code reading coil and a limiting rod driven by the electromagnet, the electromagnet is fixed in the shell through the protective sleeve, and the limiting rod is driven by the electromagnet to be inserted into the lock tongue so as to lock the pull rod; the lock body component also comprises a first circuit board powered by the code reading coil, a communication module used for being in wireless connection with the key component and a control unit used for controlling the electromagnet to be switched between a locking state and an unlocking state are arranged in the first circuit board, and the control unit is electrically connected with the first state induction component; the key part further comprises a second circuit board electrically connected with the charging assembly and a communication part wirelessly connected with the communication module, the communication part is arranged in the protective shell and electrically connected with the second circuit board, and the second circuit board is provided with a microprocessor electrically connected with the communication part.

Further, the lock body part still including demountable assembly in bottom plate, the second retaining member of shell bottom and be used for with the cooperation groove of key part contact, the shell passes through the second retaining member is fixed in on the bottom plate, the cooperation groove is located on the shell terminal surface, the cooperation groove with read the relative setting of code coil.

Further, the lock tongue inslot still is provided with and is used for the drive the reset spring of spring bolt, reset spring one end with the bottom plate is contradicted, the reset spring other end with the spring bolt is contradicted.

Furthermore, the locking part comprises a shell, a positioning assembly for positioning the pull rod, an accommodating hole for the boss to extend into and a pull rod groove for the pull rod to pass through, the positioning assembly is arranged in the shell, and the positioning assembly is inserted into the stop groove to position the pull rod; the positioning assembly comprises one end, a pull rod groove, a positioning spring and a positioning component, wherein the one end is communicated with the pull rod groove, the other end of the positioning assembly extends to the positioning hole in the bottom wall of the shell, the positioning assembly is arranged at the bottom of the shell and is used for plugging the plug of the positioning hole, the positioning component is used for being clamped in the stop groove and is used for driving the positioning spring of the positioning component, the positioning component is slidably arranged in the positioning hole, and the positioning spring is assembled between the plug and the positioning component.

When the fixed lock unlocked by wireless power supply is used, the key component contacts the lock body component, the energy storage unit supplies power to the charging coil, the charging coil generates a magnetic field, the code reading coil generates induced current in the magnetic field generated by the charging coil, the code reading coil supplies power to the first circuit board, the communication module and the communication component perform wireless communication to verify identity, the electromagnet works to unlock the pull rod, passive unlocking is realized, and inconvenience of laying of a wired cable, replacing of a battery or carrying of a mobile power supply is avoided. After the pull rod is inserted into the lock body part, the first sensing part is in a sensing range of the first state sensing part (the state is set to be a locking state by a program), state information is fed back to the control unit, and after the control unit receives the feedback, the information is sent to the communication part through the communication module, so that the state monitoring and the information real-time feedback are realized, and the situation that an operator forgets to lock or close a door due to negligence after completing equipment operation is avoided. After unblanking, when the pull rod extracted the in-process and driven the position-stopping groove and moved locating component's position, the setting element received positioning spring's elastic force effect, and the setting element inserts and ends the position groove in, fixes a position the pull rod, prevents that the pull rod from receiving unexpected collision when the state of unblanking from inserting the lock body part avoids taking place the mistake and closes the lock. The handle and the pull rod can be disassembled, after the handle is disassembled, the pull rod can be pulled out from the lock catch component, the distance between the lock catch component and the lock body component can be adjusted by configuring the pull rods with different lengths, so that the lock catch component is suitable for scenes with different door gaps on site, and the lock catch component has wide adaptability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a wireless power supply unlocking fixed lock provided in an embodiment of the present invention;

fig. 2 is an exploded view of a lock body component of a wireless power unlocking fixed lock provided by an embodiment of the utility model;

FIG. 3 is an exploded view of the key components of a wireless power unlocked lock according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of an induction assembly and a charging assembly of a wireless power supply unlocking fixed lock according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a pull rod of a wireless power-operated unlocking fixed lock provided by an embodiment of the utility model;

fig. 6 is a cross-sectional view of a locked state of a wireless power supply unlocking fixed lock according to an embodiment of the present invention;

fig. 7 is a cross-sectional view of a lock body component (in a locked state) of a wireless power-supply unlocking fixed lock provided by an embodiment of the utility model;

fig. 8 is a schematic perspective view of a locked state of a wireless power supply unlocking fixed lock according to an embodiment of the present invention;

fig. 9 is a schematic perspective view of a locking bolt of a wireless power supply unlocking fixed lock according to an embodiment of the present invention;

fig. 10 is a cross-sectional view of an unlocked state (the locking bolt is not ejected) of a wireless power-operated unlocking fixed lock provided by an embodiment of the utility model;

fig. 11 is a cross-sectional view of a body member (unlocked state) of a wireless power unlocked stationary lock provided by an embodiment of the present invention;

fig. 12 is a cross-sectional view of an unlocked state (with the bolt ejected) of a wireless power unlocked fixed lock provided by an embodiment of the present invention.

In the figure:

1. a lock body member; 101. a latch bolt; 102. a housing; 103. a drive assembly; 104. an inductive component; 105. a lock tongue groove; 106. a lock hole; 107. a first state sensing component; 108. a code reading coil; 109. a second sensing member; 110. a protective sleeve; 111. an electromagnet; 112. a limiting rod; 113. a first circuit board; 114. a communication module; 115. a control unit; 116. a base plate; 117. a second locking member; 118. a mating groove; 119. a return spring; 120. a boss portion; 121. a second chamfer; 122. a lock tongue hole;

2. a latch member; 201. a housing; 202. a positioning assembly; 203. an accommodation hole; 204. a pull rod groove; 205. positioning holes; 206. a plug; 207. a positioning member; 208. a positioning spring;

3. a pull rod; 301. a first sensing member; 302. a boss; 303. a first chamfer; 304. a locking portion; 305. a stop groove; 306. screwing a hand; 307. a first locking member;

4. a key member; 401. a protective shell; 402. an energy storage unit; 403. a charging assembly; 404. a charging coil; 405. a second state sensing component; 406. a second circuit board; 407. a communication section; 408. a microprocessor; 409. a support; 410. a connecting member; 411. a fitting member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed or connected, or indirectly disposed or connected through intervening elements or intervening structures.

In addition, in the embodiments of the present invention, if there are terms of orientation or positional relationship indicated by "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., it is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the structure, feature, device or element referred to must have a specific orientation or positional relationship, nor must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The various features and embodiments described in the embodiments may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and in order to avoid unnecessary repetition, various possible combinations of features/embodiments in the present invention will not be described in detail.

Referring to fig. 1 and fig. 2, a wireless power supply unlocking fixed lock provided in an embodiment of the present invention includes a shackle component 2, a lock body component 1 having a locking tongue 101, and a draw bar 3 sliding through the shackle component 2 and lockable by the locking tongue 101, where the lock body component 1 includes a housing 102, a driving component 103 for locking and unlocking the draw bar 3, and a sensing component 104 for receiving wireless power supply and supplying power to the driving component 103, and the driving component 103 and the sensing component 104 are disposed in the housing 102.

In specific application, the sensing assembly 104 is used for sensing and receiving wireless power supply of related components, when the sensing assembly 104 does not supply power to the driving assembly 103, the driving assembly 103 is in a locking state, the bolt 101 is simultaneously in a locking position, the pull rod 3 is limited by the bolt 101 and cannot be pulled out, and at the moment, the lock body component 1 is in a locking state; when induction component 104 receives the wireless power supply of relevant part, when induction component 104 supplies power for drive component 103, drive component 103 is in the unblock state, pull rod 3 is in the extraction in-process, spring bolt 101 moves to the unblock position, lock body part 1 is in the unblock state this moment, pull rod 3 extracts the back, spring bolt 101 gets back to the latched position once more, drive component 103 department also resumes the lock state, realize passive unblanking, the inconvenience of laying of wired cable, the change of battery or carrying portable power source has been avoided.

With continuing reference to fig. 3 and fig. 4, the fixing lock unlocked by wireless power supply according to the embodiment of the present invention further includes a key component 4 for wirelessly supplying power to the sensing component 104, where the key component 4 includes a protective shell 401 capable of accommodating an energy storage unit 402 and a charging component 403 powered by the energy storage unit 402, and the charging component 403 is disposed in the protective shell 401 and wirelessly supplies power to the sensing component 104.

When the key part 4 is confirmed to be in contact with the lock body part 1, the energy storage unit 402 supplies power to the charging assembly 403, the charging assembly 403 wirelessly supplies power to the induction assembly 104, the induction assembly 104 supplies electric energy required by switching from a locking state to an unlocking state to the driving assembly 103, the bolt 101 is not limited by the driving assembly 103 any longer, and the pull rod 3 can be freely pulled out to complete unlocking; the energy storage unit 402 may be a battery or other energy storage elements.

Referring to fig. 5, the pull rod 3 is provided with a first sensing member 301 for sensing a state and a boss 302 for preventing the pull rod 3 from being separated from the locking member 2, the boss 302 is disposed at an end of the pull rod 3, a diameter of the boss 302 is larger than a diameter of the pull rod 3, and an end surface of the boss 302 is provided with a first chamfer 303.

After the lock is unlocked, after the pull rod 3 is pulled out of the lock body part 1, the boss 302 prevents the pull rod 3 from completely separating from the lock catch part 2 because the diameter of the boss 302 is larger than that of the pull rod 3; meanwhile, the first chamfer 303 can reduce the resistance of the bolt 101 to the pull rod 3 when the pull rod 3 is inserted into the lock body part 1, so that the pull rod 3 is ensured to be inserted smoothly; the first sensing element 301 may be made of a magnetic material, for example, the first sensing element 301 may be a magnet.

With continued reference to fig. 5, the pull rod 3 further includes a locking portion 304 for the locking tongue 101 to be inserted into to lock the pull rod 3, and a stop groove 305 disposed adjacent to the locking portion, wherein the locking portion 304 is disposed at one end of the pull rod 3 close to the boss 302, and the stop groove 305 is disposed adjacent to the locking portion 304; the end of the pull rod 3 is detachably assembled with a screw handle 306 and a first locking member 307, and the screw handle 306 is fixed on the end of the pull rod 3 far away from the boss 302 through the first locking member 307.

When the pull rod 3 is in a locking state, the bolt 101 is inserted into the locking part 304 to lock the pull rod 3, so that the pull rod 3 cannot be freely pulled out; the stop groove 305 is annularly arranged on the side wall of the pull rod 3, the stop groove 305 can prevent the pull rod 3 from being accidentally collided when in an unlocking state, and the lock body component 1 is inserted to cause accidental lock closing, in the embodiment, the locking part 304 and the stop groove 305 are grooves respectively arranged on the side wall of the pull rod 3; through adjusting first retaining member 307, the wrench 306 can be dismantled with the pull rod 3, and after the wrench 306 is dismantled from the pull rod 3, the pull rod 3 can be pulled out from the locking part 2, can adjust the distance between locking part 2 and lock body part 1 through the pull rod 3 of configuration different length to the scene of different slots on the spot.

Referring to fig. 2 and 6, the housing 102 is further provided with a lock tongue groove 105 for the lock tongue 101 to slide, a lock hole 106 for the pull rod 3 to insert into, and a first state sensing part 107 triggered by the first sensing member 301, the lock tongue 101 can be inserted into the lock part 304 through the lock tongue groove 105, and the first state sensing part 107 is disposed opposite to the first sensing member 301.

After the pull rod 3 is completely inserted into the lock hole 106, the first state sensing part 107 is triggered by the first sensing part 301, the first state sensing part 107 feeds back state information to the system, after the system receives the feedback, the driving assembly 103 enters a switching state to a locking state, the driving assembly 103 is inserted into the bolt 101 to limit the pull rod 3, state monitoring and information real-time feedback are realized, and the situation that an operator forgets to close the lock or forgets to close the door due to carelessness after completing equipment operation is avoided; the first state sensing component 107 may be a magnetic sensing element, for example, the first state sensing component 107 may be a reed pipe.

Referring to fig. 4 and 7, the sensing assembly 104 includes a code reading coil 108 wirelessly powered by the charging assembly 403 and a second sensing element 109 for sensing the status of the key unit 4, the code reading coil 108 and the second sensing element 109 are disposed in the housing 102, and the code reading coil 108 is disposed opposite to the charging assembly 403.

When the key part 4 contacts the lock part 1, the second sensing part 109 sends a state sensing signal to the system, the energy storage unit 402 supplies power to the charging assembly 403, the charging assembly 403 supplies power wirelessly to the code reading coil 108, the code reading coil 108 supplies power to the lock part 1, after the lock part 1 and the key part 4 are in wireless communication and identity verification, the driving assembly 103 is controlled to be switched from a locking state to an unlocking state, the lock tongue 101 is unlocked, the pull rod 3 can be freely pulled out, meanwhile, the first sensing part 301 is separated from the sensing range of the first state sensing part 107, and state information is fed back to the key part 4.

Referring to fig. 3 and 4, the charging assembly 403 includes a charging coil 404 for wirelessly supplying power to the sensing assembly 104 and a second state sensing component 405 that can be triggered by the second sensing component 109, and the second state sensing component 405 is uniformly provided with a plurality of groups.

When the key component 4 contacts the lock body component 1, the second state sensing component 405 is triggered by the second sensing component 109, after the identity is confirmed by the system, the charging coil 404 is powered by the energy storage unit 402 to generate a magnetic field, the code reading coil 108 generates an induced current in the magnetic field generated by the charging coil 404, the code reading coil 108 supplies power to the lock body component 1, after the identity is verified through wireless communication between the lock body component 1 and the key component 4, the control driving assembly 103 is switched from the locking state to the unlocking state, the lock tongue 101 is unlocked, the pull rod 3 can be freely pulled out, meanwhile, the first sensing component 301 is separated from the sensing range of the first state sensing component 107, and state information is fed back to the key component 4.

Referring to fig. 2 and 7, the driving assembly 103 includes a protective sleeve 110 for fixing the driving assembly 103, an electromagnet 111 powered by the code reading coil 108, and a limit rod 112 driven by the electromagnet 111, the electromagnet 111 is fixed in the housing 102 through the protective sleeve 110, and the limit rod 112 is driven by the electromagnet 111 to be inserted into the lock tongue 101 to lock the pull rod 3.

When the lock is closed, the key part 4 contacts the lock body part 1, the code reading coil 108 is wirelessly powered by the charging coil 404, after the lock body part 1 and the key part 4 are wirelessly communicated and the identity is verified, the electromagnet 111 is powered on to drive the limiting rod 112 to retract, the bolt 101 is not controlled by the limiting rod 112 any more, the pull rod 3 is inserted into the lock hole 106, when the boss 302 moves to the position of the bolt groove 105, the bolt 101 is pushed by the boss 302 and moves to the unlocking position (the bolt 101 retracts into the bolt groove 105) from the locking position (the bolt 101 stretches into the lock hole 106), the pull rod 3 is smoothly inserted, after the pull rod 3 is completely inserted into the lock hole 106, the first state induction part 107 is triggered by the first induction part 301, and the limiting rod 112 is inserted into the bolt 101 to lock the pull rod 3.

Referring to fig. 2 and 7, the lock body member 1 further includes a first circuit board 113 powered by the code reading coil 108, a communication module 114 (not shown) for wirelessly connecting with the key member 4 and a control unit 115 (not shown) for controlling the electromagnet 111 to switch between the locking state and the unlocking state are disposed in the first circuit board 113, and the control unit 115 is electrically connected to the first state sensing member 107.

When the lock is unlocked, the code reading coil 108 supplies power to the electromagnet 111 and the first circuit board 113, the communication module 114 and the key part 4 carry out wireless communication to verify identity, after identity verification is passed, the control unit 115 controls the electromagnet 111 to drive the limiting rod 112 to retract, the lock tongue 101 is switched from a locking state to an unlocking state, after the pull rod 3 is pulled out, the first state sensing part 107 feeds back state information to the control unit 115, after the control unit 115 receives the feedback, the information is sent to the communication part 407 through the communication module 114, state monitoring and information real-time feedback are achieved, and the situation that an operator forgets to close the lock or forgets to close the door due to negligence after equipment operation is completed is avoided.

Referring to fig. 3 and 4, the key unit 4 further includes a second circuit board 406 electrically connected to the charging assembly 403 and a communication unit 407 wirelessly connected to the communication module 114, the communication unit 407 is disposed in the protective shell 401 and electrically connected to the second circuit board 406, and the second circuit board 406 is provided with a microprocessor 408 (not shown) electrically connected to the communication unit 407.

When the key component 4 contacts the lock body component 1, the second state sensing component 405 is triggered by the second sensing component 109, the microprocessor 408 receives a joint signal sent by the second state sensing component 405, the microprocessor 408 controls the energy storage unit 402 to supply power to the charging coil 404, the code reading coil 108 generates induced current, the code reading coil 108 supplies power to the first circuit board 113, the communication module 114 and the communication component 407 wirelessly communicate to verify identity, after identity verification is passed, the control unit 115 triggers the electromagnet 111 to work, the pull rod 3 is pulled out, and unlocking is completed.

Referring to fig. 2 and 8, the lock body member 1 further includes a bottom plate 116 detachably mounted on the bottom of the housing 201, a second locking member 117, and a fitting groove 118 for contacting with the key member 4, the housing 201 is fixed on the bottom plate 116 through the second locking member 117, the fitting groove 118 is disposed on an end surface of the housing 201, and the fitting groove 118 is disposed opposite to the code reading coil 108.

When the matching groove 118 contacts with the key component 4, the code reading coil 108 is just opposite to the charging coil 404, meanwhile, the second sensing element 109 also enters the sensing range of the second state sensing element 405, the second state sensing element 405 is triggered by the second sensing element 109, the second state sensing element 405 transmits a signal to the second circuit board 406, the microprocessor 408 controls the energy storage unit 402 to supply power to the charging coil 404, and the charging coil 404 supplies power to the lock body component 1 wirelessly.

Referring to fig. 6 and 7, a return spring 119 for driving the latch bolt 101 is further disposed in the latch bolt slot 105, one end of the return spring 119 abuts against the bottom plate 116, and the other end of the return spring 119 abuts against the latch bolt 101.

Referring to fig. 3, the key unit 4 is further provided with a bracket 409 for fixing the second circuit board 406, the bracket 409 is provided with a connecting member 410 for fixing the charging assembly 403, and the side wall of the protective shell 401 is provided with a fitting member 411 in contact fit with the fitting groove 118.

After unlocking, in the process of pulling out the pull rod 3, when the boss 302 moves to the position of the bolt groove 105, the bolt 101 is extruded by the boss 302, the bolt 101 moves from the locking position to the unlocking position by overcoming the elastic force of the return spring 119, after the pull rod 3 is pulled out, the bolt 101 moves from the unlocking position to the locking position under the action of the elastic force of the return spring 119, meanwhile, the first sensing part 301 is separated from the sensing range of the first state sensing part 107 and feeds back the state information to the control unit 115, the control unit 115 controls the electromagnet 111 to be powered off and then drives the limiting rod 112 to be inserted into the bolt 101, the bolt 101 is locked again by the limiting rod 112, and meanwhile, the communication module 114 sends the state information to the communication part 407; when the lock is closed, when the mating slot 118 is in contact with the mating piece 411 again, after authentication, the charging coil 404 wirelessly supplies power to the code reading coil 108 again, the electromagnet 111 is powered on to drive the limiting rod 112 to retract, the lock tongue 101 is not controlled by the limiting rod 112 any more, the pull rod 3 is inserted, when the boss 302 moves to the position of the lock tongue slot 105, the lock tongue 101 is extruded by the boss 302, the lock tongue 101 overcomes the elastic force of the return spring 119 and moves from the locking position to the unlocking position, when the pull rod 3 is completely inserted, the lock tongue 101 moves from the unlocking position to the locking position under the elastic force of the return spring 119, the first state sensing component 107 feeds back the state information to the control unit 115, the control unit 115 controls the electromagnet 111 to be powered off to drive the limiting rod 112 to insert into the lock tongue 101, the lock tongue 101 is locked again by the limiting rod 112, and the communication module 114 sends the state information to the communication component 407.

Referring to fig. 6, the locking member 2 includes a housing 201, a positioning element 202 for positioning the pull rod 3, an accommodating hole 203 for the boss 302 to extend into, and a pull rod groove 204 for the pull rod 3 to pass through, the positioning element 202 is disposed in the housing 201, and the positioning element 202 is inserted into the stop groove 305 to position the pull rod 3.

After unlocking, when the pull rod 3 is pulled out, and the pull rod 3 drives the stop groove 305 to move to the position of the positioning component 202, the positioning component 202 contacts with the stop groove 305 to position the pull rod 3, so that the pull rod 3 is prevented from being accidentally collided in an unlocking state, inserted into the lock body part 1 and mistakenly locked; if the pull rod 3 is further pulled out, eventually the boss 302 enters the receiving hole 203, and the boss 302 further prevents the pull rod 3 from being separated from the locking member 2.

Referring to fig. 6, the positioning assembly 202 includes a positioning hole 205 having one end communicating with the pull rod groove 204 and the other end extending to the bottom wall of the housing 201, a plug 206 assembled at the bottom of the housing 201 and used for plugging the positioning hole 205, a positioning member 207 clamped in the stop groove 305, and a positioning spring 208 used for driving the positioning member 207, wherein the positioning member 207 is slidably disposed in the positioning hole 205, and the positioning spring 208 is assembled between the plug 206 and the positioning member 207.

The plug 206 is fixedly connected and assembled at the bottom of the shell 201 and provides support for the positioning spring 208, when the pull rod 3 slides in the pull rod groove 204, the positioning piece 207 is extruded by the pull rod 3, the positioning spring 208 is in a compressed state, when the pull rod 3 drives the stop groove 305 to move to the position of the positioning assembly 202, the positioning piece 207 is inserted into the stop groove 305 by the elastic force of the positioning spring 208 to position the pull rod 3, and the pull rod 3 is prevented from being accidentally collided in an unlocking state and being inserted into the lock body part 1 to be locked by mistake; meanwhile, the end face of the positioning piece 207 is arc-shaped, when the pull rod 3 slides, the contact area between the positioning piece 207 and the pull rod 3 is small, the sliding resistance of the pull rod 3 is small, and the operation is convenient.

Referring to fig. 7 and 9, the locking tongue 101 is further provided with a protruding portion 120 for inserting the locking portion 304 and a locking tongue hole 122 for inserting the limiting rod 112, the protruding portion 120 is symmetrically disposed at two ends of the locking tongue 101, and an end surface of the protruding portion 120 is provided with a second chamfer 121.

When the lock is closed, when the bolt 101 moves from the unlocking position to the locking position under the action of the elastic force of the return spring 119, the electromagnet 111 drives the limiting rod 112 to be inserted into the bolt hole 122 after power is cut off, the convex part 120 passes through the bolt groove 105 to be inserted into the locking part 304, and at the moment, the pull rod 3 is locked; when the lock is unlocked, the lock tongue 101 is not controlled by the limiting rod 112 any more, the pull rod 3 is pulled out outwards, the second chamfer 121 is arranged on the end face of the boss 120, the boss 302 can easily cross the second chamfer 121 to extrude the lock tongue 101 when moving, and after the pull rod 3 is pulled out, the lock tongue 101 moves to the locking position from the unlocking position under the action of the elastic force of the return spring 119.

The unlocking process of the present embodiment is shown in fig. 10 and 11: when the key component 4 is close to the lock body component 1, the matching groove 118 is in contact with the matching piece 411, the second state sensing component 405 is triggered by the second sensing component 109, the microprocessor 408 receives a joint signal sent by the second state sensing component 405, the microprocessor 408 controls the energy storage unit 402 to supply power to the charging coil 404, the charging coil 404 generates a magnetic field, the code reading coil 108 generates an induction current in the magnetic field generated by the charging coil 404, the code reading coil 108 supplies power to the electromagnet 111 and the first circuit board 113, the communication module 114 and the communication component 407 perform wireless communication to verify the identity, after the identity verification is passed, the control unit 115 triggers the electromagnet 111 to work, the electromagnet 111 is electrified to drive the limiting rod 112 to retract, the lock tongue 101 is not controlled by the limiting rod 112 any more, in the process that the pull rod 3 is pulled out, when the boss 302 moves to the position of the lock tongue groove 105, the lock tongue 101 is squeezed by the boss 302, the lock tongue 101 overcomes the elastic force of the reset spring 119, and moves from the locking position (the locking position 101 extends into the lock hole 106) to the unlocking hole 106) After the pull rod 3 is pulled out, the lock tongue 101 moves from the unlocking position to the locking position under the action of the elastic force of the return spring 119, the first state sensing component 107 feeds back state information to the control unit 115, the control unit 115 sends the information to the communication component 407 through the communication module 114 after receiving the feedback, so that state monitoring and information real-time feedback are realized, meanwhile, the control unit 115 controls the driving component 103 to enter a switching state to a locking state, the electromagnet 111 drives the limiting rod 112 to be inserted into the lock tongue hole 122, and the lock tongue 101 is locked by the limiting rod 112; after the lock is unlocked, the pull rod 3 is continuously pulled out, when the pull rod 3 drives the stop groove 305 to move to the position of the positioning assembly 202, the positioning piece 207 is inserted into the stop groove 305 by the elastic force of the positioning spring 208 to position the pull rod 3, so that the pull rod 3 is prevented from being accidentally collided in an unlocking state, inserted into the lock body part 1, and mistakenly locked.

The locking process of this embodiment is shown in fig. 6 and 12: when the key component 4 approaches the lock body component 1 again, the matching groove 118 contacts the matching piece 411 again, the second state sensing component 405 is triggered by the second sensing component 109, the microprocessor 408 receives a joint signal sent by the second state sensing component 405, the microprocessor 408 controls the energy storage unit 402 to supply power to the charging coil 404, the charging coil 404 generates a magnetic field, the code reading coil 108 generates an induction current in the magnetic field generated by the charging coil 404, the code reading coil 108 supplies power to the electromagnet 111 and the first circuit board 113, the communication module 114 wirelessly communicates with the communication component 407 to verify the identity, after the identity verification is passed, the electromagnet 111 is electrified to drive the limiting rod 112 to retract, the lock tongue 101 is not controlled by the limiting rod 112 any more, the pull rod 3 is inserted at the moment, when the boss 302 moves to the position of the lock tongue groove 105, the lock tongue 101 is squeezed by the boss 302, the lock tongue 101 overcomes the elastic force of the return spring 119 and moves from the locking position to the unlocking position, after the pull rod 3 is completely inserted, the lock tongue 101 moves from the unlocking position to the locking position under the action of the elastic force of the return spring 119, the first state sensing component 107 feeds back state information to the control unit 115, the control unit 115 receives the feedback and sends the information to the communication component 407 through the communication module 114, state monitoring and information real-time feedback are achieved, meanwhile, the driving component 103 is controlled to enter a switching state to the locking state, the electromagnet 111 drives the limiting rod 112 to be inserted into the lock tongue hole 122, the lock tongue 101 is locked again by the limiting rod 112, and the pull rod 3 is locked again by the lock tongue 101.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a fixed lock that wireless power supply unblanked, its characterized in that includes the lock catch part and has the lock body part of spring bolt, still includes to slide and passes the lock catch part and can by the pull rod of spring bolt locking, the lock body part includes the casing, is used for locking and unblock the drive assembly of pull rod and be used for receiving wireless power supply and to the response subassembly of drive assembly power supply, drive assembly and response subassembly set up in the casing.

2. The wireless power supply unlocking fixed lock according to claim 1, further comprising a key component for wirelessly supplying power to the sensing component, wherein the key component comprises a protective shell capable of accommodating the energy storage unit and a charging component supplied with power by the energy storage unit, and the charging component is arranged in the protective shell and wirelessly supplies power to the sensing component.

3. A fixed lock unlocked by wireless power supply as claimed in claim 1, wherein said pull rod is provided with a first sensing member for sensing status and a boss for preventing said pull rod from disengaging from said locking member, said boss is provided at an end portion of said pull rod, a diameter of said boss is larger than a diameter of said pull rod, and an end surface of said boss is provided with a first chamfer.

4. The fixing lock unlocked by wireless power supply as claimed in claim 3, wherein the pull rod further comprises a locking portion for inserting the lock tongue to lock the pull rod and a stop groove disposed adjacent to the locking portion, the locking portion is disposed at one end of the pull rod near the boss, and the stop groove is disposed adjacent to the locking portion; the pull rod end can be dismantled and be equipped with and twist hand and first locking piece, twist the hand and pass through first locking piece is fixed in the pull rod and is kept away from the one end of boss.

5. The wireless power supply unlocking fixed lock according to claim 4, wherein the housing is further provided with a lock tongue groove for the lock tongue to slide, a lock hole for the pull rod to insert, and a first state sensing part which can be triggered by the first sensing member, the lock tongue can be inserted into the locking part through the lock tongue groove, and the first state sensing part is arranged opposite to the first sensing member.

6. A wireless power supply unlocking immobilisation lock as claimed in any of claims 2 to 5, wherein said induction assembly comprises a code reading coil wirelessly powered by said charging assembly and a second induction member for inducing said key member, said code reading coil and said second induction member being disposed within said housing, said code reading coil being disposed opposite said charging assembly.

7. The wireless power supply unlocking fixed lock according to claim 6, wherein the charging assembly comprises a charging coil for wirelessly supplying power to the induction assembly and a second state induction component which can be triggered by the second induction element, and the second state induction component is provided with a plurality of groups.

8. The fixing lock unlocked by wireless power supply as claimed in claim 6, wherein the driving assembly comprises a protective sleeve, an electromagnet powered by the code reading coil and a limiting rod driven by the electromagnet, the electromagnet is fixed in the shell through the protective sleeve, and the limiting rod is driven by the electromagnet to be inserted into the lock tongue to lock the pull rod; the lock body component also comprises a first circuit board powered by the code reading coil, a communication module used for being in wireless connection with the key component and a control unit used for controlling the electromagnet to be switched between a locking state and an unlocking state are arranged in the first circuit board, and the control unit is electrically connected with the first state induction component; the key part further comprises a second circuit board electrically connected with the charging assembly and a communication part wirelessly connected with the communication module, the communication part is arranged in the protective shell and electrically connected with the second circuit board, and the second circuit board is provided with a microprocessor electrically connected with the communication part.

9. The wireless power supply unlocking fixing lock according to claim 6, wherein the lock body component further comprises a bottom plate detachably mounted on the bottom of the housing, a second locking member and a matching groove for contacting with the key component, the housing is fixed on the bottom plate through the second locking member, the matching groove is formed in the end face of the housing, and the matching groove is arranged opposite to the code reading coil; the lock tongue inslot still is provided with and is used for the drive the reset spring of spring bolt, reset spring one end with the bottom plate is contradicted, the reset spring other end with the spring bolt is contradicted.

10. The fixing lock unlocked by wireless power supply according to claim 4, wherein the locking member comprises a housing, a positioning member for positioning the pull rod, a receiving hole for the boss to extend into, and a pull rod groove for the pull rod to pass through, the positioning member is disposed in the housing, the receiving hole receives the positioning member, and the positioning member is inserted into the stop groove to position the pull rod; the positioning assembly comprises one end, a pull rod groove, a positioning spring and a positioning component, wherein the one end is communicated with the pull rod groove, the other end of the positioning assembly extends to the positioning hole in the bottom wall of the shell, the positioning assembly is arranged at the bottom of the shell and is used for plugging the plug of the positioning hole, the positioning component is used for being clamped in the stop groove and is used for driving the positioning spring of the positioning component, the positioning component is slidably arranged in the positioning hole, and the positioning spring is assembled between the plug and the positioning component.

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