CN215407934U - Coaxial circumference switching latch mechanism and adopt tool to lock of this structure - Google Patents

Coaxial circumference switching latch mechanism and adopt tool to lock of this structure Download PDF

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Publication number
CN215407934U
CN215407934U CN202121702808.6U CN202121702808U CN215407934U CN 215407934 U CN215407934 U CN 215407934U CN 202121702808 U CN202121702808 U CN 202121702808U CN 215407934 U CN215407934 U CN 215407934U
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China
Prior art keywords
lock
motor
nfc antenna
unlocking
antenna module
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Active
Application number
CN202121702808.6U
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Chinese (zh)
Inventor
靳丹
张智利
范海峰
郝强
闫晓斌
冯晓炜
董龙
王婷婷
魏萍
辛亚峰
霍小霞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangye Power Supply Co Of State Grid Gansu Electric Power Co
Gansu Tongxing Intelligent Technology Development Co Ltd
Original Assignee
Zhangye Power Supply Co Of State Grid Gansu Electric Power Co
Gansu Tongxing Intelligent Technology Development Co Ltd
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Application filed by Zhangye Power Supply Co Of State Grid Gansu Electric Power Co, Gansu Tongxing Intelligent Technology Development Co Ltd filed Critical Zhangye Power Supply Co Of State Grid Gansu Electric Power Co
Priority to CN202121702808.6U priority Critical patent/CN215407934U/en
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Publication of CN215407934U publication Critical patent/CN215407934U/en
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Abstract

The utility model provides a coaxial circumferential locking and unlocking mechanism and a lockset adopting the same, relates to the field of locksets, and is mainly applied to safety management of a terminal box, a mechanism box and a marketing meter box of a power grid transformer substation. This tool to lock includes coaxial type circumference switching latch mechanism, a lock body, the lock body inner chamber is equipped with the endotheca piece, coaxial type circumference switching latch mechanism cooperation is installed in the endotheca piece, lock beam left side lower extreme is equipped with the pressure spring, the pressure spring is located the endotheca piece, the endotheca piece front side is equipped with the interior apron, the interior apron outside is equipped with NFC antenna module, the NFC antenna module outside is equipped with the exterior sheathing, right side cooperation installation circuit module in the endotheca piece, circuit module respectively with the motor, NFC antenna module electric connection, circuit module obtains the energy and provides power for the motor through NFC antenna module, the cam of motor front end can drive the driving lever that the drive was unlocked and was taken turns makes it rotate. The lockset of the utility model has small volume, realizes unlocking by adopting the NFC antenna module for power supply, does not need a built-in battery and a maintenance battery, and prolongs the whole service life.

Description

Coaxial circumference switching latch mechanism and adopt tool to lock of this structure
Technical Field
The utility model relates to the field of locks, in particular to a coaxial circumferential locking and unlocking mechanism and a lock adopting the same, which are mainly applied to safety management of a terminal box, a mechanism box and a marketing meter box of a power grid transformer substation.
Background
The intelligent lock is different from a traditional mechanical lock, is a lock which is more intelligent in the aspects of user identification, safety and manageability, and the intelligent lock intelligently embodies that whether the mark is that whether the intelligent lock can be remotely controlled by a mobile phone and is linked with an intelligent home. The intelligent lock is often used as a lock control for safety and process control, and the application field of the intelligent lock is very wide, for example, lock control systems of a power supply box, a distribution network outdoor power distribution cabinet, a substation mechanism box and a power metering box which are oriented to city key public facilities.
At present, most of intelligent locks on the market are based on Bluetooth technology. The intelligent lock based on the Bluetooth technology generally adopts a built-in battery or adopts handheld equipment to supply power, the service life and the reliability are usually not ideal, the handheld power supply is adopted, the use is inconvenient, and the problems of service life requirement of a lock and the limitation of the electric quantity of the battery are solved. Often because of the volume too big comparatively light small-size design can't be realized, and in the design process that the tool to lock was unblanked, if use less unlocking force, probably lead to the stroke increase of unblanking, it is higher to the space requirement.
In order to solve the problem that bluetooth's intelligence lock power of unblanking is undersize, the stroke of unblanking and the strength of unblanking are not enough, technical personnel in the field realize through the coefficient of elasticity that reduces the relevant spring that is used for unblanking, but the discovery is under outdoor use or vibration environment, and the intelligence lock is opened automatically very easily, and the security has very big problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of defects or shortcomings in the prior art and provides a coaxial circumferential locking and unlocking mechanism and a lockset adopting the structure.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a coaxial type circumference switching latch mechanism, includes lock beam, steel ball, unlocking wheel, torsional spring, motor, cam, lock beam left side lower part is equipped with the recess that the cooperation steel ball opened and shut, is equipped with the recess that provides the space for the removal of steel ball on the unlocking wheel, and the torsional spring assembly is in the unlocking wheel, and the unlocking wheel bottom is equipped with the driving lever, and the unlocking wheel below is equipped with the motor, is fixed with the cam on the motor output shaft, and the motor drives the cam and can drives the driving lever that the unlocking took turns to and make its rotation.
Further, the unlocking wheel and the motor are coaxially and axially arranged.
Further, the unlocking wheel and the motor have the same circumference outer diameter.
The utility model also provides a lockset adopting the coaxial circumferential locking and unlocking mechanism, which comprises the coaxial circumferential locking and unlocking mechanism and a lock body, wherein an inner sleeve piece is arranged in an inner cavity of the lock body, the coaxial circumferential locking and unlocking mechanism is installed in the inner sleeve piece in a matching mode, a pressure spring is arranged at the lower end of the left side of a lock beam and is positioned in the inner sleeve piece, an NFC antenna module is arranged on the front side of the inner sleeve piece, an outer cover plate is arranged on the outer side of the NFC antenna module, a circuit module is installed on the right side of the inner sleeve piece in a matching mode, the circuit module is respectively and electrically connected with a motor and the NFC antenna module, the circuit module obtains energy and provides power for the motor through the NFC antenna module, and a cam at the front end of the motor can drive a shifting rod on an unlocking wheel to rotate.
Furthermore, the front side of the internal member is also provided with an inner cover plate, and the NFC antenna module is positioned on the outer side of the inner cover plate.
Furthermore, the bottom of the lock body is also provided with a bottom cover plate.
Compared with the prior art, the utility model has the beneficial technical effects that:
1. the unlocking wheel and the motor are coaxially and axially arranged in the coaxial type circumferential opening and closing lock mechanism, the maximum output force of the motor is ensured, and no lever type structure exists, so that the space requirement is reduced to the maximum extent; meanwhile, in the overall layout, the left side is provided with the lock beam and the pressure spring part, the middle part is provided with the power part, and the right side is provided with the circuit part, so that the left-middle-right layout is reasonable, the space is fully utilized, and the production and the assembly are convenient.
2. The lockset adopts the NFC antenna module for power supply, realizes unlocking, does not need a built-in battery or a maintenance battery, and prolongs the whole service life.
3. The lock has the advantages of full utilization of the whole space, small volume and convenient use.
Drawings
FIG. 1 is a schematic structural view of a coaxial type circumferential unlocking mechanism according to the present invention;
FIG. 2 is a view of the present invention with a lock in a locked position using a coaxial circumferential unlocking mechanism;
FIG. 3 is a view of the present invention with a coaxial peripheral unlocking mechanism in the unlocked position;
FIG. 4 is an exploded view of a lock incorporating a coaxial circumferential unlocking mechanism according to the present invention;
reference numerals: 1-lock beam, 2-lock body, 3-inner sleeve piece, 4-inner cover plate, 5-steel ball, 6-torsion spring, 7-unlocking wheel, 701-deflector rod, 8-motor, 9-circuit module, 10-bottom cover plate, 11-outer cover plate, 12-NFC antenna module, 13-cam and 14-compression spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following 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.
Example 1
Referring to the attached drawing 1, the embodiment provides a coaxial circumferential locking and unlocking mechanism, which comprises a lock beam 1, a steel ball 5, an unlocking wheel 7, a torsion spring 6, a motor 8 and a cam 13, wherein a groove matched with the steel ball 5 for locking and unlocking is formed in the lower portion of the left side of the lock beam 1, a groove for providing a space for the movement of the steel ball 5 is formed in the unlocking wheel 7, the torsion spring 6 is assembled in the unlocking wheel 7, a deflector rod 701 is arranged at the bottom of the unlocking wheel 7, the motor 8 is arranged below the unlocking wheel 7, the cam 13 is fixed on an output shaft of the motor 8, and the motor 8 drives the cam 13 to drive the deflector rod 701 on the unlocking wheel 7 to rotate; the unlocking wheel 7 and the motor 8 are coaxially and axially arranged, and the circumference outer diameter of the unlocking wheel 7 is the same as that of the motor 8.
Example 2
Referring to fig. 1-4, on the basis of embodiment 1, this embodiment provides a lock using the coaxial circumferential locking and unlocking mechanism of embodiment 1, including a coaxial circumferential locking and unlocking mechanism and a lock body 2, an inner sleeve 3 is disposed in an inner cavity of the lock body 2, the coaxial circumferential locking and unlocking mechanism is cooperatively installed in the inner sleeve 3, a pressure spring 14 is arranged at the lower end of the left side of the lock beam 1, the pressure spring 14 is positioned in the inner sleeve 3, an inner cover plate 4 is arranged at the front side of the inner sleeve 3, an NFC antenna module 12 is arranged on the outer side of the inner cover plate 4, an outer cover plate 11 is arranged on the outer side of the NFC antenna module 12, the bottom of the lock body 2 is further provided with a bottom cover plate 10, the right side of the inner sleeve piece 3 is matched with and provided with a circuit module 9, the circuit module 9 is electrically connected with the motor 8 and the NFC antenna module 12 respectively, the circuit module 9 obtains energy through the NFC antenna module 12 and provides power for the motor 8, and a cam 13 at the front end of the motor 8 can drive a shifting lever 701 on the unlocking wheel 7 to rotate.
The specific unlocking process is as follows: in the initial locking state, the unlocking wheel 7 keeps the circumferential surface to prop against the steel ball 5 under the action of the torsion spring 6, the steel ball 5 clamps the lock beam 1, and the pressure spring 14 below the lock beam 1 is compressed, so that the locking state is realized; the circuit module 9 obtains energy through the NFC antenna module 12 and provides power for the motor 8, when the motor 8 drives the unlocking wheel 7 to rotate to a certain position, the groove of the unlocking wheel 7 provides space for the steel ball 5, and at the moment, the steel ball 5 moves under the action of the force of the pressure spring 14 of the lock beam 1, namely moves into the groove of the unlocking wheel 7, so that unlocking is achieved.
When the lock is locked, when the lock beam 1 is pressed by external force, the lock beam 1 moves to the groove, at the moment, the steel ball 5 resets and rotates under the action of the torsion spring 6 of the unlocking wheel 7, the steel ball 5 is pushed to move to the groove of the lock beam 1, at the moment, the unlocking wheel 7 returns to the state that the initial circumferential surface props against the steel ball 5, and the locking is finished.
The above description is of the preferred embodiment of the present invention and is not intended to limit the utility model, and those skilled in the art may make modifications and improvements within the spirit and principle of the present invention.

Claims (6)

1. The utility model provides a coaxial type circumference switching latch mechanism, its characterized in that, includes lock beam (1), steel ball (5), unlocking wheel (7), torsional spring (6), motor (8), cam (13), lock beam (1) left side lower part is equipped with the recess that cooperation steel ball (5) opened the shutting, is equipped with the recess that provides the space for the removal of steel ball (5) on unlocking wheel (7), and torsional spring (6) assembly is in unlocking wheel (7), and unlocking wheel (7) bottom is equipped with driving lever (701), and unlocking wheel (7) below is equipped with motor (8), is fixed with cam (13) on motor (8) output shaft, and motor (8) drive cam (13) can drive driving lever (701) on unlocking wheel (7) and make its rotate.
2. The coaxial type circumferential opening and closing lock mechanism according to claim 1, wherein: the unlocking wheel (7) and the motor (8) are coaxially and axially arranged.
3. The coaxial type circumferential opening and closing lock mechanism according to claim 2, wherein: the unlocking wheel (7) and the motor (8) have the same circumference and outer diameter.
4. A lock using the coaxial type circumferential opening and closing lock mechanism according to any one of claims 1 to 3, it is characterized by comprising a coaxial circumferential locking and unlocking mechanism and a lock body (2), wherein an inner sleeve member (3) is arranged in the inner cavity of the lock body (2), the coaxial circumferential locking and unlocking mechanism is arranged in the inner sleeve member (3) in a matching way, a pressure spring (14) is arranged at the lower end of the left side of the lock beam (1), the pressure spring (14) is positioned in the internal member (3), the utility model provides a circuit module (9) obtain the energy and provide power for motor (8) through NFC antenna module (12), deflector rod (701) on cam (13) the drive of motor (8) front end can drive out-of-lock wheel (7) make it rotate that interior external member (3) front side is equipped with NFC antenna module (12), NFC antenna module (12) outside is equipped with outer apron (11), right side cooperation installation circuit module (9) in interior external member (3), circuit module (9) respectively with motor (8), NFC antenna module (12) electric connection, circuit module (9).
5. The lock according to claim 4, characterized in that the inner sleeve (3) is further provided with an inner cover plate (4) at the front side, and the NFC antenna module (12) is located outside the inner cover plate (4).
6. The lock according to claim 4, characterized in that the lock body (2) is further provided with a bottom cover plate (10) at the bottom.
CN202121702808.6U 2021-07-26 2021-07-26 Coaxial circumference switching latch mechanism and adopt tool to lock of this structure Active CN215407934U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121702808.6U CN215407934U (en) 2021-07-26 2021-07-26 Coaxial circumference switching latch mechanism and adopt tool to lock of this structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121702808.6U CN215407934U (en) 2021-07-26 2021-07-26 Coaxial circumference switching latch mechanism and adopt tool to lock of this structure

Publications (1)

Publication Number Publication Date
CN215407934U true CN215407934U (en) 2022-01-04

Family

ID=79652716

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121702808.6U Active CN215407934U (en) 2021-07-26 2021-07-26 Coaxial circumference switching latch mechanism and adopt tool to lock of this structure

Country Status (1)

Country Link
CN (1) CN215407934U (en)

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