CN210316908U

CN210316908U - Electronic lock body

Info

Publication number: CN210316908U
Application number: CN201920418848.4U
Authority: CN
Inventors: 钟洪光; 潘惠江; 梅殊; 庞德志; 胡朝晖
Original assignee: Shenzhen Skyworth Qunxin Security Technology Co Ltd
Current assignee: Shenzhen anshida Technical Service Co.,Ltd.
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-04-14
Anticipated expiration: 2029-03-29

Abstract

The utility model provides an electronic lock body is owing to be provided with in the lock shell with main shift fork articulated connecting rod to stir the connecting rod through the ox horn shift fork and drive main shift fork and rotate and promote the lock tongue board and carry out the switch lock, the ox horn shift fork can also promote the colluding form push rod when the pivoted and realize that the transmission of separation and reunion control box breaks off, and resistance when mechanical switch locks is little, and the switch lock is convenient. The utility model discloses an electronic lock body has overcome the shortcoming that current electronic lock body can't realize the mechanical switch lock under the circumstances that outage or electronic component damaged.

Description

Electronic lock body

Technical Field

The utility model relates to a lock technical field especially relates to an electronic lock body.

Background

Along with the progress of society and people's demand, install the convenient electronic lock of intelligence on more and more door frames, current electronic lock can directly carry out long-range unblanking operation through smart machine or recognition technology, uses extensively in the modernized house.

However, the existing electronic locks are generally powered by a motor to control the bolt to extend or retract for unlocking or locking. When the power is off or the electronic element is damaged, the electronic unlocking structure of the electronic lock cannot work, and the motor with the self-locking function adopted by the electronic lock may not realize the lock opening and closing when the motor fails, so that the function of mechanical lock opening and closing needs to be added to the electronic lock.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned prior art not enough, an object of the utility model is to provide an electronic lock body aims at solving in the current electronic lock unable technical problem who realizes the switch lock under the circumstances of outage or electronic component damage.

The technical scheme of the utility model as follows:

a lock body of an electronic lock comprises a lock shell, wherein a bolt assembly, a motor switch lock assembly and a mechanical switch lock assembly are installed in the lock shell;

the lock bolt assembly comprises a main shifting fork connected with a motor switch lock assembly and a main lock bolt plate which realizes extension through the rotation of the main shifting fork;

the motor switch lock assembly comprises a speed reducing motor, a gear box connected with the speed reducing motor and a clutch control box connected with the gear box;

the mechanical switch lock assembly comprises a connecting rod which is rotatably connected to the lock shell and one end of the connecting rod is hinged to the main shifting fork, the connecting rod is used for shifting the ox horn shifting fork which drives the main shifting fork to rotate, and a hook-shaped push rod which is rotatably connected to the lock shell and used for achieving transmission disconnection in the clutch control box through pushing of the ox horn shifting fork is connected to the lock shell in a rotating mode.

The electronic lock body, wherein, be provided with the separation and reunion transmission shaft in the separation and reunion control box, be provided with the protruding type connecting portion and the concave type connecting portion of mutual matching on the separation and reunion transmission shaft, sliding connection have on the separation and reunion control box with the piece that slides that protruding type connecting portion link to each other, be provided with the compression spring who is used for promoting protruding type connecting portion and concave type connecting portion joint on the piece that slides, collude the one end of form push rod with the piece contact that slides.

The electronic lock body, wherein, be connected with bevel gear set on the separation and reunion transmission shaft of convex type connecting portion one side, the separation and reunion transmission shaft pass through bevel gear set with the meshing of main shift fork is connected.

The electronic lock body is characterized in that a triangular tongue component and a bidirectional tongue component which is linked with the triangular tongue component are further arranged in the lock shell;

the triangular tongue assembly comprises a triangular tongue, a connecting shaft fixedly connected to the triangular tongue and a triangular tongue pushing spring sleeved on the connecting shaft, and a triangular tongue orientation block used for fixing the triangular tongue pushing spring is integrally formed on the lock shell;

the front end of the connecting shaft is abutted with a poking piece for assisting the retraction of the triangular bolt, the left end of the poking piece is sleeved with a supporting spring, and the right end of the poking piece is provided with a hook for being hooked with a sliding small latch bolt on the main latch bolt plate;

a bent part is arranged at the rear end of the connecting shaft, a PCB is arranged below the triangular tongue component, and a power-off switch which is matched with the bent part to control the power-off of the PCB is arranged on the PCB;

the bidirectional tongue assembly comprises a bidirectional tongue, a connecting plate fixedly connected with the bidirectional tongue, a torsion spring with one end abutting against the connecting plate and used for resetting after the bidirectional tongue retracts, a shifting block which is connected with the connecting plate in a sliding mode and used for pushing a small sliding oblique tongue on the main spring tongue plate to be separated from a hook on the shifting piece, and a bidirectional tongue locking piece which is connected to the lock shell in a rotating mode and used for rotating to the rear of the bidirectional tongue after the small sliding oblique tongue is separated from the hook to enable the bidirectional tongue to be incapable of freely retracting.

The electronic lock body is characterized in that the main lock tongue plate is provided with an induction plate, the PCB is provided with a travel switch which is matched with the induction plate and controls the speed reducing motor to stop rotating after the main lock tongue plate moves to an unlocking position or a locking position.

The electronic lock body, wherein, be provided with the bending groove on the shifting block, the shifting block passes through the screw bending groove with connecting plate sliding connection.

The electronic lock body, wherein, still install the back-locking subassembly in the lock shell, the back-locking subassembly includes anti-spring bolt for the back-locking bolt mounting panel of installation anti-spring bolt and be used for stirring the back-locking bolt mounting panel and realize the flexible back-locking shift fork of back-locking bolt.

The electronic lock body is characterized in that the gear transmission case is a planetary gear transmission case.

The electronic lock body, wherein, planetary gear gearbox includes ring gear shell and sets up a plurality of layers of planetary gear set in the ring gear shell, planetary gear set includes sun gear and a plurality of centers on the even planetary gear who sets up of sun gear.

Has the advantages that: the utility model discloses an electronic lock body is through being provided with in the lock shell with main shift fork articulated connecting rod for stir the connecting rod and drive main shift fork pivoted ox horn shift fork and rotate the mechanical switch lock subassembly that the promotion that is used for through ox horn shift fork on the lock shell realizes the colluding form push rod of separation and reunion control box internal transmission disconnection, solve the technical problem that current electronic lock body can't realize the mechanical switch lock under the circumstances that outage or electronic component damaged.

Drawings

Fig. 1 is a schematic structural diagram of an electronic lock body of the present invention;

fig. 2 is a schematic structural view of the electronic lock body of the present invention with the main tongue plate removed;

fig. 3 is a schematic structural view of the electronic lock body of the present invention with the shifting block, the hook-shaped push rod and the main tongue plate removed;

fig. 4 is a schematic structural view of a planetary gear box according to the present invention;

fig. 5 is a schematic structural view of a planetary gear set in a planetary gear box according to the present invention;

fig. 6 is an explosion structure diagram of a clutch control box according to the present invention.

Detailed Description

In order to make the purpose, technical solution and effect of the present invention clearer and more clear, the following is a detailed description of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2, the present invention provides an electronic lock body, which includes a lock case 10, in which a bolt assembly 20, a motor switch lock assembly 30 and a mechanical switch lock assembly 40 are installed;

the bolt assembly 20 comprises a main shifting fork 50 connected with a motor switch lock assembly and a main bolt plate 60 which realizes the extension and retraction through the rotation of the main shifting fork; the main shifting fork comprises a shifting arm and a shifting arm gear, a groove part for inserting the shifting arm is formed in the main lock tongue plate, and the shifting arm rotates in the groove part to drive the main lock tongue plate to stretch;

the motor switch lock assembly 30 comprises a speed reducing motor 70, a gear box 80 connected with the speed reducing motor and a clutch control box 90 connected with the gear box;

referring to fig. 2, the mechanical switch lock assembly 40 includes a connecting rod 100 rotatably connected to the lock housing and having one end hinged to the main fork, a horn fork 110 rotatably connected to the lock housing for shifting the connecting rod to drive the main fork to rotate, and a hook-shaped push rod 120 rotatably connected to the lock housing for realizing transmission disconnection in the clutch control box by pushing of the horn fork. In order to make lock body inner structure compacter, be provided with the spout along connecting rod length direction on the connecting rod, the distance of laying between connecting rod and the main shift fork can be shortened to the connecting rod and the articulated position sliding connection of group arm of main shift fork, be provided with first portion of stirring and second portion of stirring on the ox horn shift fork, can drive main spring bolt board through the positive and negative rotation of ox horn shift fork and stretch out or retract, collude the form push rod and be used for being provided with the arch on one side with the contact of ox horn shift fork, be provided with the notch with protruding adaptation on the ox horn shift fork, protruding insertion notch is intraoral, it is rotatory to promote colluding the form push rod through the rotation of ox.

In a preferred embodiment, the gearbox is a planetary gearbox.

Referring to fig. 3 and 4, in a preferred embodiment, the planetary transmission includes a ring gear housing 130 and a plurality of planetary gear sets 140 disposed within the ring gear housing, the planetary gear sets including a sun gear 150 and a plurality of planet gears 160 uniformly disposed about the sun gear.

Referring to fig. 5, in a preferred embodiment, a clutch transmission shaft 170 is disposed in the clutch control box 90, one end of the clutch transmission shaft is connected to the planetary gear box, the clutch transmission shaft is detachably disposed, the clutch transmission shaft is provided with a convex connecting part 180 and a concave connecting part 190 which are matched with each other, the outer part of the clutch transmission shaft is fixed by a fixing sleeve 200 after the convex connecting part and the concave connecting part are jointed, the clutch control box is connected with a sliding sheet 210 connected with the concave connecting part in a sliding way, the sliding sheet is arranged on the upper cover of the clutch control box, one end of the sliding sheet is bent downwards and connected with the convex connecting part, as shown in figure 2, the sliding piece is provided with a compression spring 220 used for pushing the convex connecting part and the concave connecting part to be jointed, one end of the compression spring is abutted against a side plate of the clutch control box, the other end of the compression spring is abutted against the bent part of the sliding piece, and one end of the hook-shaped push rod is in contact with the sliding piece.

Referring to fig. 5, in a preferred embodiment, a bevel gear set 230 is connected to a clutch transmission shaft on one side of the male coupling portion 180, and the clutch transmission shaft is engaged with the main fork through the bevel gear set. The bevel gear set comprises a first bevel gear 240 connected with the clutch transmission shaft and a second bevel gear 250 arranged in the lower cover of the clutch control box, the second bevel gear comprises a bevel gear surface used for being meshed with the first bevel gear and a circular tooth surface arranged below the bevel gear surface, and the circular tooth surface is partially exposed out of the lower cover of the clutch control box and is meshed with the main shifting fork.

In a preferred embodiment, a triangular tongue assembly and a bidirectional tongue assembly which is in linkage with the triangular tongue assembly are further installed in the lock shell;

referring to fig. 6, the triangular tongue assembly includes a triangular tongue 260, a connecting shaft 270 fixedly connected to the triangular tongue, and a triangular tongue pushing spring 280 sleeved on the connecting shaft, and a triangular tongue orienting block 290 for fixing the triangular tongue pushing spring is integrally formed on the lock housing;

the front end of the connecting shaft is abutted with a poking piece 300 for assisting the retraction of the triangular bolt, the left end of the poking piece is sleeved with a supporting spring 310, and the right end of the poking piece is provided with a hook 320 for being hooked with a sliding small latch bolt on the main latch bolt plate;

referring to fig. 6, a bent portion 330 is disposed at the rear end of the connecting shaft, a PCB 340 is disposed below the triangular tongue assembly, and a power-off switch 350 for controlling power-off of the PCB by matching with the bent portion is disposed on the PCB; the power-off switch is a travel switch, the contact of the power-off switch is operated by the collision of the mechanical motion part to realize the connection or disconnection of a circuit, the PCB is in a power-on state when the triangular tongue retracts, and the PCB is in a power-off state when the triangular tongue extends out.

Referring to fig. 6, the bidirectional tongue assembly includes a bidirectional tongue 360, a connecting plate 370 fixedly connected to the bidirectional tongue, a torsion spring 380 having one end abutting against the connecting plate for resetting after the bidirectional tongue is retracted, a dial 400 (see fig. 1) slidably connected to the connecting plate for pushing a small sliding latch 390 on the main latch plate to separate from a hook on the dial plate, and a bidirectional tongue locking member 410 rotatably connected to the lock case for rotating to the rear of the bidirectional tongue after the small sliding latch is separated from the hook to make it unable to freely retract. The torsion spring is sleeved on a torsion spring fixing seat in the lock shell, the other end of the torsion spring is abutted and fixed with a screw in the lock shell, a through groove is formed in the main lock tongue plate, the small sliding oblique tongue penetrates through the through groove to be in sliding connection with the main lock tongue plate, and a hooking part used for driving the bidirectional tongue locking piece to deviate from the rear part of the bidirectional tongue in the unlocking process so that the bidirectional tongue locking piece can freely stretch and retract is further arranged on the toggle piece.

Referring to fig. 1, in a preferred embodiment, the shifting block is provided with a bent groove 420, and the shifting block is slidably connected with the connecting plate through the bent groove by a screw 430. The connecting plate stretches and retracts to drive the shifting block to horizontally slide, so that the sliding small inclined tongue is pushed to be disconnected from the hook, and the retraction of the triangular tongue is realized.

Referring to fig. 1, in a preferred embodiment, a back lock assembly is further installed in the lock case, and the back lock assembly includes a back lock tongue 440, a back lock tongue mounting plate 450 for mounting the back lock tongue, and a back lock fork 460 for shifting the back lock tongue mounting plate to achieve the extension and retraction of the back lock tongue.

Referring to fig. 1, in a preferred embodiment, the main strike plate is provided with a sensor plate 470, and the PCB is provided with a travel switch 480 for cooperating with the sensor plate to control the deceleration motor to stop after the main strike plate moves to the unlocked or locked position.

And (3) door locking process: the lock body is in an initial state that the two-way tongue and the triangular tongue are in an extending state, the other lock tongues are in a retracting state, when a door is locked, the two-way tongue and the triangular tongue are simultaneously contacted with the edge of a lock body buckle box on a door frame, the two-way tongue and the triangular tongue retract, the triangular tongue always is in the retracting state in the door locking process, in the retracting process of the two-way tongue, the shifting block is pushed to drive the small sliding lock tongue to be separated from the hook, the two-way tongue locking piece shell freely rotates, then when the two-way tongue moves to a two-way tongue hole in the lock body buckle box, the two-way tongue pops out, the two-way tongue locking piece rotates behind the two-way tongue, the two-way tongue is supported and fixed, then, the main shifting fork of the speed reducing motor drives the main lock to extend out or the ox horn shifting.

Unlocking process: the gear motor drives the main shifting fork to drive the main lock tongue plate to retract or the ox horn shifting fork rotates forwards to push the sliding piece to separate the clutch transmission shaft, then the ox horn shifting fork drives the main lock tongue plate to retract to realize unlocking, the main lock tongue plate retracts to hang the hook through the sliding small lock tongue, meanwhile, the hooking part on the shifting piece drives the bidirectional tongue locking piece to rotate away from the rear of the bidirectional tongue, and at the moment, the triangular tongue and the bidirectional tongue can move freely to push the door body to open the door.

To sum up, the utility model discloses an electronic lock body is through being provided with in the lock shell with main shift fork articulated connecting rod for stir the connecting rod and drive main shift fork pivoted ox horn shift fork and rotate the mechanical switch lock subassembly that the promotion that is used for through the ox horn shift fork on the lock shell realizes the interior transmission disconnection of clutch control box colluding the form push rod, solve the technical problem that current electronic lock body can't realize the mechanical switch lock under the circumstances that outage or electronic component damaged.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. A lock body of an electronic lock comprises a lock shell, and is characterized in that a bolt assembly, a motor switch lock assembly and a mechanical switch lock assembly are arranged in the lock shell;

2. The electronic lock body according to claim 1, wherein a clutch transmission shaft is provided in the clutch control box, the clutch transmission shaft is provided with a male connecting portion and a female connecting portion which are matched with each other, a sliding plate connected to the male connecting portion is slidably connected to the clutch control box, a compression spring for pushing the male connecting portion and the female connecting portion to engage is provided on the sliding plate, and one end of the hook-shaped push rod is in contact with the sliding plate.

3. The electronic lock body of claim 2, wherein a bevel gear set is connected to the clutch transmission shaft on one side of the male connecting portion, and the clutch transmission shaft is engaged with the main shift fork through the bevel gear set.

4. The electronic lock body of claim 1, wherein a triangular tongue assembly and a bidirectional tongue assembly are further installed in the lock shell, and the bidirectional tongue assembly is in linkage with the triangular tongue assembly;

5. The electronic lock body of claim 4, wherein the shift block is provided with a bent slot, and the shift block is slidably connected with the connecting plate through the bent slot by a screw.

6. An electronic lock as claimed in claim 4, wherein the main strike plate is provided with a sensor plate, and the PCB is provided with a travel switch for cooperating with the sensor plate to control the rotation of the reduction motor after the main strike plate moves to the unlocking or locking position.

7. The electronic lock body of claim 1, wherein a counter lock assembly is further installed in the lock housing, and the counter lock assembly comprises a counter bolt, a counter bolt mounting plate for mounting the counter bolt, and a counter lock fork for shifting the counter bolt mounting plate to achieve extension of the counter bolt.

8. The electronic lock latch body of claim 1 wherein said gear box is a planetary gear box.

9. The electronic lock body of claim 8, wherein the planetary transmission includes a ring gear housing and a plurality of planetary gear sets disposed within the ring gear housing, the planetary gear sets including a sun gear and a plurality of planetary gears disposed evenly around the sun gear.