CN210239396U

CN210239396U - Modular cabinet lock

Info

Publication number: CN210239396U
Application number: CN201920571990.2U
Authority: CN
Inventors: Wenguang Xiang; 项文广; Qianxing Li; 李乾兴; Yanyi Zhou; 周燕义
Original assignee: Wenzhou Yeeka Hardware Co ltd
Current assignee: Wenzhou Yeeka Hardware Co ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-04-03
Anticipated expiration: 2029-04-24

Abstract

The utility model relates to a modularization cabinet lock, including mechanical lock body and automatically controlled locking device, mechanical lock body includes the handle lock body, installs the handle on the handle lock body and is used for the lock core of handle locking, unblock, automatically controlled locking device's tapered end and handle locking, unblock cooperation, automatically controlled locking device be the modularization and set up the back and install on the handle lock body, automatically controlled locking device includes automatically controlled actuating mechanism and supplies the automatically controlled lock mounting box of the integrated installation of automatically controlled actuating mechanism, the automatically controlled lock mounting box is installed on the handle lock body. The utility model discloses a cabinet lock, automatically controlled locking device adopt the modularized design, have the equipment convenient succinct, the convenient reliable advantage of later stage product maintenance upgrading.

Description

Modular cabinet lock

Technical Field

The utility model relates to a tool to lock technical field, the cabinet lock of exactly saying so.

Background

The cabinet door lock is widely applied to the industrial fields of power distribution cabinets, communication cabinets and the like, the existing electric cabinet door lock has various varieties and different functions, and various mechanical locks which are unlocked by using keys and various password electronic locks with different intelligent degrees exist.

At present, a cabinet door lock adopts a mechanical and electric control mixed structure, but a mechanical lock cylinder part and an electronic lock cylinder part are mixed and assembled in a lock body with the same handle, so that the function division of an internal mechanism is not clear, and the production assembly and the later maintenance of a product are complicated.

Disclosure of Invention

The utility model discloses the invention purpose: for overcoming the defect that prior art exists, the utility model provides a cabinet lock of modular design has the convenient succinct of equipment, and later stage product maintenance upgrades convenient reliable advantage.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a modularization cabinet lock, includes mechanical lock body and automatically controlled locking device, and mechanical lock body includes the handle lock body, installs the handle on the handle lock body and is used for the mechanical locking mechanical system of handle locking, unblock, and automatically controlled locking device includes tapered end, drive tapered end and handle locking, unblock complex automatically controlled actuating mechanism and automatically controlled circuit board subassembly, its characterized in that: the electric control locking device comprises an electric control lock mounting box, the electric control actuating mechanism and the electric control circuit board assembly are integrally mounted on the electric control lock mounting box, and the electric control lock mounting box is mounted on the handle lock body.

Through adopting above-mentioned technical scheme, adopt the modular design independent with mechanical lock body with automatically controlled locking device, but mechanical lock body and automatically controlled locking device independent assembly become independent product, later assemble as required, the equipment is convenient succinct, the maintenance of the later stage product of being convenient for, moreover after the aforesaid design, mechanical lock body and automatically controlled locking device all can use for independent lock product, but customer as required independent utility, the later stage product upgrading is also comparatively convenient.

Preferably, the handle lock body bottom outside has sunken, the electric control lock mounting box install in sunken, handle one end is the pivot end of pivot dress on the handle lock body, the handle other end is the locking end that is equipped with the locking piece, be equipped with on the handle lock body and supply when the handle closure state the vallecular cavity that the locking end got into, vallecular cavity and sunken horizontal one side position correspond, are equipped with the tapered end through-hole of UNICOM's two on the wall between vallecular cavity and the sunken, the tapered end of electric control locking device stretches into vallecular cavity and the locking of the locking end locking of handle, unblock cooperation through the tapered end through-hole. Under this structural design, the sunken electrically controlled locking device installation that supplies of handle lock body bottom, the tapered end of electrically controlled locking device can stretch into the vallecular cavity through the tapered end through-hole and lock and unblock the locking end of handle, and simple structure is compact and make things convenient for electrically controlled locking device's installation.

Preferably, the mechanical locking mechanism is a lock cylinder arranged at the locking end of the handle, the locking piece is arranged on the lock cylinder and driven by the lock cylinder, and the lock head of the electric control locking device is in snap fit with the locking piece to lock the handle. Under this structural design, lock core direct mount is on the handle, and the locking piece is installed on the lock core and through the lock core drive, inserts the key that matches, can rotate lock core drive locking piece and automatically controlled locking device's tapered end unblock, and the tapered end action of automatically controlled locking device also reaches the locking and the unblock to the handle simultaneously, and overall structure is compact.

Preferably, the electric control actuating mechanism comprises an electromagnet mechanism for driving the lock head to stretch or a motor driving mechanism for driving the lock head to stretch. Under the structural design, the telescopic action of the lock head can be driven by an electromagnet mechanism, and can also be driven by a motor driving mechanism.

Preferably, the motor driving mechanism comprises a driving motor, a screw rod and a driving slider, the driving motor drives the screw rod to rotate, the slider comprises a slider main body and a nut portion matched with the screw rod, the nut portion comprises a U-shaped base body, racks meshed with the screw rod are arranged on two opposite walls of the U-shaped base body, the slider main body is arranged in the electric control lock installation box in a sliding mode, the lock head is connected to the slider main body in a linkage mode to form an integrated installation in the electric control lock installation box, the lock head and the slider main body can slide relatively, a lock head reset spring for driving the lock head to move to a locking position for locking the handle is arranged between the lock head and the slider main. Under this structural design, driving motor drive lead screw rotates, the lead screw slides through nut portion drive slider straight line, thereby realize slider drive tapered end rectilinear movement, tapered end reset spring realizes moving the tapered end to the latched position of pinning the handle, the tapered end is the tongue, then can realize the latch formula shutting, the locking piece pushes away the tapered end and contracts and compress the energy storage of tapered end reset spring, after the locking piece falls into in place, the tapered end resets in the latched position of pinning the handle under the tapered end reset spring effect, the lead screw adopts rack cooperation with nut portion, be difficult for leading to the jamming because of debris such as dust rainwater, have the high advantage of job stabilization life.

Preferably, the slider main body of the slider is arranged on the bottom of the U-shaped seat body to form an L shape, the other end of the end, connected with the U-shaped seat body, of the slider main body extends to the tail of the driving motor, and the driving motor is located in an L-shaped cavity of the slider. Under the structural design, the axial length of the electric control locking device can be effectively reduced, and the electric control locking device has the advantage of compact structure.

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

Drawings

Fig. 1 is a schematic view of a modular cabinet lock according to an embodiment of the present invention;

FIG. 2 is a top view of a modular cabinet lock according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an exploded view of a modular cabinet lock according to an embodiment of the present invention;

fig. 5 is a schematic structural view of an electric control actuator according to an embodiment of the present invention;

FIG. 6 is a schematic view of a structure of a driving shaft and a coil spring according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a second motor driving mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of a second embodiment of the present invention;

fig. 9 is a schematic view of a three-module cabinet lock according to an embodiment of the present invention;

fig. 10 is an exploded view of a three-module cabinet lock according to an embodiment of the present invention;

fig. 11 is a schematic structural view of the third electric control actuator and the lock cylinder according to the embodiment of the present invention in a locked state;

fig. 12 is an exploded view of a third electric control actuator according to an embodiment of the present invention;

fig. 13 is an exploded view of the four electric control actuators according to the embodiment of the present invention.

Detailed Description

Referring to the drawings 1-6, the utility model discloses a modularization cabinet lock, including mechanical lock body and automatically controlled locking device, mechanical lock body includes handle lock body 1, installs handle 2 and is used for the mechanical locking mechanism of handle 2 locking, unblock on the handle lock body 1, and automatically controlled locking device includes tapered end 3, drive tapered end 3 and the locking of handle 2, unblock complex automatically controlled actuating mechanism and automatically controlled circuit board subassembly, automatically controlled locking device's automatically controlled actuating mechanism and automatically controlled circuit board subassembly be the modularization and set up the back and install on handle lock body 1, automatically controlled locking device includes automatically controlled lock mounting box 4, and automatically controlled actuating mechanism and automatically controlled circuit board subassembly integration are installed on automatically controlled lock mounting box 4, and automatically controlled lock mounting box 4 is installed on handle lock body 1. Adopt the independent modular design with mechanical lock body with automatically controlled locking device, but independent product is assembled with automatically controlled locking device independently to mechanical lock body, later assembles as required, and the equipment is convenient succinct, the maintenance of the later stage product of being convenient for, and after the above-mentioned design, mechanical lock body and automatically controlled locking device all can use for independent lock product, but customer's as required independent utility, later stage product upgrading is also comparatively convenient.

The outer side of the bottom of the handle lock body 1 is provided with a recess 11, the electric control lock mounting box 4 is mounted in the recess 11, one end of the handle 2 is a pivot end pivoted on the handle lock body 1, the pivot end of the handle 2 is provided with a handle return spring, the other end of the handle 2 is a locking end provided with a locking piece 5, the handle lock body 1 is provided with a groove cavity 12 (the closed state of the handle is the position where the handle rotates to close the cabinet door lock) for the locking end to enter when the handle is in the closed state, the groove cavity 12 corresponds to one transverse side of the recess 11, a wall between the groove cavity 12 and the recess 11 is provided with a lock head through hole 13 for communicating the two, and a lock head 3 of the electric control locking device stretches into the groove cavity 12 through the lock head through hole 13 to be locked and unlocked with the locking piece 5 at the locking end. The electronic control locking device is installed by the aid of the depression at the bottom of the handle lock body, and a lock head of the electronic control locking device can extend into the groove cavity through the lock head through hole to lock and unlock a locking end of the handle.

Further, mechanical locking mechanism is for locating the locking lock core 6 that handle 2's locking was served, locking piece 5 is installed on lock core 6 and is driven through lock core 6, in fig. 1~4, locking piece 5 is for following lock core 6 rotation and the locking plate that the straight line slided (be equipped with eccentric driving lever on the lock core 6, the locking plate straight line cooperation of sliding is on the lock core, be equipped with on the locking plate with eccentric driving lever complex group groove, the locking plate was stirred through eccentric driving lever when the lock core rotated and is slided), also can be for following lock core 6 rotation and pivoted locking plate of course, the locking of handle is realized with 5 buckle cooperations of locking piece to automatically controlled locking device's tapered end 3. The lock core is directly installed on the handle, the locking piece is installed on the lock core and is driven by the lock core, under a locking state, the lock head of the electric control locking device buckles the locking piece in the handle rotating opening direction, so that locking is achieved, the lock core is unlocked by inserting a matched key, the lock core can be rotated to drive the locking piece to be unlocked with the lock head of the electric control locking device, meanwhile, the lock head action of the electric control locking device also achieves locking and unlocking of the handle, and the whole structure is compact. Certainly as the utility model discloses feasible scheme, the lock core also can be installed on the handle lock body, and the locking piece is for locating the handheld latch hook, and the latch hook cooperation has can be by lock core, automatically controlled locking device's tapered end driven shutting part simultaneously.

The electric control actuating mechanism comprises a motor driving mechanism for driving the lock head to stretch. The telescopic action of the lock head can be driven by a motor driving mechanism. The motor drive has the advantages of low power consumption and stable and reliable work.

As shown in fig. 1 to 6, the motor driving mechanism includes a driving motor 81, a driving shaft 82 and a coil spring 83, the lock head 3 is in linear sliding fit with the electric control lock mounting box 4, the lock head 3 is provided with a spring mounting cavity 31 for mounting a spiral spring, the spiral spring 83 is mounted in the spring mounting cavity 31 and is circumferentially limited in the spring mounting cavity 31 of the lock head 3, the spring mounting cavity 31 is radially provided with an open slot, a hanging platform 311 is arranged at a position corresponding to the open slot, two axial ends of the spiral spring 83 are provided with limiting end heads 831, the limiting end heads 831 are hung on the hanging platform 311 to form that the spiral spring 83 is circumferentially limited in the spring mounting cavity 31, the driving shaft 82 is driven to rotate by the driving motor 81, the driving shaft 82 penetrates through the spring assembly cavity 31, the spiral spring 83 is sleeved on the driving shaft 81, a shifting block 811 protrudes in the radial direction on the driving shaft 81, and the shifting block 811 extends into the spiral space of the spiral spring 83 and is in interference fit with the spiral spring 83. The driving shaft rotates, the shifting block is guided in the spiral interval of the spiral spring, the spiral spring is limited in the spring assembling cavity of the lock head in the circumferential direction, and the rotation of the driving shaft is converted into the axial movement of the spiral spring so as to drive the lock head to move linearly. The lock head is tongue-shaped, and the spiral spring can be compressed under the action of external force, so that the latch-type locking operation of the handle is facilitated.

Furthermore, the driving shaft 82 is located on the lateral side of the driving motor 81, the driving shaft 82 extends from one end of the power input end driven by the driving motor 81 to the other end of the power input end towards the tail of the driving motor 81, the lock head 3 is located at a position towards one side of the tail of the driving motor 81, and the power input end of the driving shaft 82 is provided with a reduction gear transmission assembly 84 in transmission connection with the output end of the driving motor 81. The reduction gear transmission assembly realizes power transmission for at least two gears in mesh, which is conventional in the art and therefore will not be described in detail. Under this structure, can effectively reduce automatically controlled locking device's axial length, have compact structure's advantage, be convenient for assemble on the mechanical lock body after the modularized design.

As shown in fig. 7 and 8, the motor driving mechanism of the modular cabinet lock of the present invention can also adopt the following structural design:

the motor driving mechanism comprises a driving motor 81, a screw rod 85 and a driving sliding block 86, the driving motor 81 drives the screw rod 85 to rotate, the sliding block 86 comprises a sliding block body 861 and a nut portion 862 matched with the screw rod 86, the nut portion 862 comprises a U-shaped seat 8621, two opposite walls of the U-shaped seat 8621 are provided with racks 8622 meshed with the screw rod 85, the sliding block body 861 is arranged in the electric control lock mounting box 4 in a sliding manner, the sliding block body 861 is provided with a guide groove on the electric control lock mounting box 4 in a sliding manner, a positioning bulge is arranged on the sliding block body 861 and is arranged in the guide groove in a sliding manner, the lock head 3 is linked and connected to the sliding block body 861 to form an integrated mounting in the electric control lock mounting box 4, the lock head 3 and the sliding block body 861 can slide relatively, a lock head reset spring 3-1 for driving the lock head 3 to move to a locking position for locking, the lock head 3 is tongue-shaped. The driving motor drives the screw rod to rotate, the screw rod drives the slider to slide linearly through the nut part, thereby realizing the linear movement of the slider driving lock head, the lock head reset spring realizes the movement of the lock head to the locking position of the locking handle, the lock head is in a tongue shape, then the latch locking can be realized, the locking piece pushes the lock head to retract and compress the energy storage of the lock head reset spring, after the locking piece falls into place, the lock head resets at the locking position of the locking handle under the action of the lock head reset spring, the screw rod and the nut part adopt the rack cooperation, the clamping stagnation caused by sundries such as dust, rainwater and the like is not easy to happen. In fig. 8 and 9, a linkage shaft is integrally formed on the lock head, a lock head reset spring is sleeved on the linkage shaft and is arranged between the lock head and the slider main body, a limit shaft shoulder is arranged at the other end of the linkage shaft opposite to the end connected with the lock head, a shaft hole in sliding fit with the linkage shaft is arranged on the slider main body, and the limit shaft shoulder of the linkage shaft is abutted to the shaft hole opening part of the slider main body through the lock head reset spring to realize linkage; of course, as another available implementation scheme, the linkage shaft can be integrally formed on the slider main body, and the lock head is in sliding fit with the linkage shaft.

The slider body 861 of the slider 86 is arranged on the bottom of the U-shaped seat 862 to form an L shape, the other end of the slider body 861, which is connected with the U-shaped seat 862, extends to the tail of the driving motor 81, and the driving motor 81 is located in the L-shaped cavity of the slider 86. The axial length of the electric control locking device can be effectively reduced, and the electric control locking device has the advantage of compact structure.

As shown in fig. 9-12, the utility model discloses a modularization cabinet lock, its motor drive mechanism still can adopt following structural design:

the motor driving mechanism comprises a driving motor 81, a driving cam 87 is installed on an output shaft of the driving motor 81, the lock head 3 comprises a linkage block 3a in sliding fit with the handle lock body 1, a cam groove 3a-1 for the driving cam 87 to be placed in to push the lock head 3 to slide is arranged on the linkage block 3a, the linkage block 3a is abutted with a locking reset spring 3b for driving the lock head 3 to tend to a locking position, and the wall of the cam groove 3a-1 of the linkage block 3a is pressed on the driving cam 87 through the locking reset spring 3 b. The lock head is driven by the cam to slide to the locking and unlocking positions, and the lock has the advantages of simple and compact structure.

The electrically controlled actuator also includes a photosensor 88 for detecting whether the drive cam 87 is in the locked or unlocked position. The position of the driving cam is obtained by the feedback of the photoelectric sensor, and the control panel obtains the feedback to enable the motor to accurately stop at the unlocking position and the locking position, so that the motor protection is better realized.

As shown in fig. 13, the electric control locking device of the modular cabinet lock of the present invention can also adopt the following structural design: the electric control actuating mechanism comprises an electromagnet mechanism 9 for driving the lock head to stretch. The electromagnet mechanism is conventional in the lock field, and therefore the specific structure of the electromagnet mechanism is not described in detail.

The utility model discloses a have only enumerated four embodiments in the concrete implementation way, the utility model discloses a concrete implementation way only is used for explaining the utility model discloses a point of invention, it is not right the utility model discloses a restriction, the technical personnel in the field are in the utility model discloses a substantial spirit guides, can also make corresponding deformation or variant, if the tapered end can be installed in the electric control lock mounting box or install on the handle lock body as required integratively, perhaps the mechanical locking mechanical system of handle can adopt lock core or other mechanical locking structure, therefore all technical scheme that equate all fall into the protection scope of the utility model.

Claims

1. The utility model provides a modularization cabinet lock, includes mechanical lock body and automatically controlled locking device, and mechanical lock body includes the handle lock body, installs the handle on the handle lock body and is used for the mechanical locking mechanical system of handle locking, unblock, and automatically controlled locking device includes tapered end, drive tapered end and handle locking, unblock complex automatically controlled actuating mechanism and automatically controlled circuit board subassembly, its characterized in that: the electric control locking device comprises an electric control lock mounting box, the electric control actuating mechanism and the electric control circuit board assembly are integrally mounted on the electric control lock mounting box, and the electric control lock mounting box is mounted on the handle lock body.

2. The modular cabinet lock of claim 1, wherein: the handle lock body bottom outside has sunkenly, the electric control lock mounting box install in sunken, handle one end is the pivot end of pivot dress on the handle lock body, and the handle other end is the locking end that is equipped with the locking piece, be equipped with on the handle lock body and supply when the handle closure state the vallecular cavity that the locking end got into, vallecular cavity and sunken horizontal one side position correspond, are equipped with the tapered end through-hole of UNICOM's two on the wall between vallecular cavity and the sunken, the tapered end of electric control locking device stretches into the vallecular cavity and the locking of the locking end of handle and locks, unblock cooperation through the tapered end through-.

3. The modular cabinet lock of claim 2, wherein: the mechanical locking mechanism is a lock cylinder arranged at the locking end of the handle, the locking piece is arranged on the lock cylinder and driven by the lock cylinder, and the lock head of the electric control locking device is in snap fit with the locking piece to lock the handle.

4. The modular cabinet lock of claim 1 or 2, wherein: the electric control actuating mechanism comprises an electromagnet mechanism for driving the lock head to stretch or a motor driving mechanism for driving the lock head to stretch.

5. The modular cabinet lock of claim 4, wherein: the motor driving mechanism comprises a driving motor, a screw rod and a driving sliding block, the driving motor drives the screw rod to rotate, the sliding block comprises a sliding block main body and a nut portion matched with the screw rod, the nut portion comprises a U-shaped base body, racks meshed with the screw rod are arranged on two opposite walls of the U-shaped base body, the sliding block main body is arranged in the electric control lock installation box in a sliding mode, the lock head is connected to the sliding block main body in a linkage mode to form an integrated installation mode in the electric control lock installation box, the lock head and the sliding block main body can slide relatively, a lock head reset spring for driving the lock head to move to a locking position for locking the handle is arranged.

6. The modular cabinet lock of claim 5, wherein: the slider main part of slider is located and is constituted L shape on the bottom of U type pedestal, and the other end of slider main part and the U type pedestal connection one end extends to driving motor's afterbody, and driving motor is located the L type cavity of slider.

7. The modular cabinet lock of claim 4, wherein: the motor driving mechanism comprises a driving motor, a driving shaft and a spiral spring, the tapered end is in linear sliding fit with the electric control lock mounting box, a spring assembly cavity for mounting the spiral spring is formed in the tapered end, the spiral spring is assembled in the spring assembly cavity and is limited in the circumferential direction in the spring assembly cavity of the tapered end, the driving shaft is driven to rotate through the driving motor, the driving shaft penetrates through the spring assembly cavity, the spiral spring is sleeved on the driving shaft, a shifting block is arranged on the driving shaft in a protruding mode in the radial direction, and the shifting block extends into a spiral interval of the spiral spring and is in abutting fit with the spiral spring.

8. The modular cabinet lock of claim 7, wherein: the drive shaft is located the horizontal side of driving motor, and the drive shaft extends towards the driving motor afterbody from the power input one end through driving motor drive to the other end, and the tapered end is located towards driving motor afterbody one side position, and the power input end of drive shaft is equipped with the reduction gear transmission subassembly of being connected with driving motor's output transmission.

9. The modular cabinet lock of claim 4, wherein: the motor drive mechanism comprises a drive motor, a drive cam is installed on an output shaft of the drive motor, the lock head comprises a linkage block in sliding fit with the handle lock body, the linkage block is provided with a cam groove for the drive cam to be placed in to push the lock head to slide, the linkage block is abutted with a locking reset spring for driving the lock head to tend to a locking position, and the cam groove wall of the linkage block is pressed on the drive cam through the locking reset spring.

10. The modular cabinet lock of claim 9, wherein: the electric control actuating mechanism also comprises a photoelectric sensor for detecting the locking or unlocking position of the driving cam.