CN211038184U

CN211038184U - Automatic lock body with three locking points

Info

Publication number: CN211038184U
Application number: CN201920705871.1U
Authority: CN
Inventors: 韩文杰; 王壤
Original assignee: Ningbo Wangtong Locks Co Ltd
Current assignee: Ningbo Wangtong Locks Co Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-07-17
Anticipated expiration: 2029-05-16

Abstract

The utility model relates to the technical field of lock bodies, in particular to an automatic lock body with three locking points, which comprises a shell, wherein a motor and a sliding plate are arranged in the shell, the motor drives the sliding plate to slide, a toothed frame is arranged in the sliding plate, a first rack is arranged in the toothed frame, a first gear is meshed with the first rack, the first gear is coaxially connected with a turntable, the back surface of the turntable is attached to the front surface of the sliding plate, and the front surface of the turntable is fixedly connected with two limiting columns which are symmetrical along the center of the turntable; the front of carousel is provided with the closure of two symmetries, is equipped with the spacing groove on the closure, and two spacing posts can move in two spacing inslots respectively, and when the carousel rotated, the closure extended outward to the casing under spacing post and spacing groove's cooperation. The sliding plate is internally provided with a gear frame, the gear frame is internally provided with a first rack, and the two locking pieces extend out of the shell and are matched with an external lock catch plate to lock the lock body through the matching of the first rack and the first gear and the ingenious matching design of the turntable, the locking pieces, the limiting columns and the limiting grooves.

Description

Automatic lock body with three locking points

Technical Field

The utility model relates to a lock body technical field specifically is an automatic lock body with three lock points.

Background

At present, with the gradual improvement of the living standard of people and the rapid development of the technology level, the electronic lock has the characteristics of safety, convenience and attractiveness, has a better anti-theft alarm function, gradually replaces the traditional mechanical lock, and is applied to various places such as household, business and office. The existing door locks with a plurality of lock heads and a self-locking function are often complex in structure, high in cost and poor in harmony.

Therefore, a self-locking electronic lock body with a simple structure and low production cost is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a have three automatic lock bodies of lock point, solve the technical problem that the tool to lock structure is complicated among the prior art, manufacturing cost is high.

In order to achieve the above purpose, the utility model adopts the technical scheme that: an automatic lock body with three locking points comprises a shell, wherein a motor and a sliding plate are arranged in the shell, the motor drives the sliding plate to slide, a toothed frame is arranged in the sliding plate, a first rack is arranged in the toothed frame, a first gear is meshed with the first rack, the first gear is coaxially connected with a rotating disc, the back surface of the rotating disc is attached to the front surface of the sliding plate, and two limiting columns which are symmetrical along the center of the rotating disc are fixedly connected to the front surface of the rotating disc; the front of carousel is provided with the closure of two symmetries, be equipped with the spacing groove on the closure, two spacing post can move in two spacing inslots respectively, and when the carousel rotated, the closure extended outward to the casing under the cooperation of spacing post and spacing groove.

The principle of the utility model lies in: the utility model is an electronic lock body, which is arranged at the place needing to be locked, when the motor is not started, the locking piece is all in the shell, and the lock body is in the state of not being locked; when needs are locked, the starter motor, the motor drives the sliding plate and slides, when the sliding plate is gliding, the tooth frame is also following the sliding plate and is slided, the removal of tooth frame drives the first rack removal in the tooth frame, first rack removal drive with first rack toothing's first gear revolve, first gear revolve drive with first gear coaxial coupling's carousel rotate, two spacing posts of fixed connection also begin to rotate on the carousel, spacing post removes in the spacing inslot, two closure spare extend to the casing respectively under spacing post and the cooperation of spacing groove, with external complex hasp block, the lock body is in the state of locking this moment.

Preferably, the sliding plate is fixedly provided with a latch piece at one end far away from the motor, the shell is also provided with an opening for the latch piece and the locking part to pass through, and when the rotary disc rotates, the two locking parts and the latch piece automatically move in parallel and extend out of the shell. The bolt piece can be matched with the lock catch plates in different external directions and locked at three points, so that the stability of the lock body is improved.

Further preferably, the locking piece comprises a locking part, a limiting part and a fixing part; when the turntable rotates to a certain degree, the limiting column enters the fixing part of the other locking part, and the locking part does not extend outwards from the shell. When the spacing post on the carousel rotated 90 degrees, spacing post got into the fixed part of another closure for the carousel stall, the closure stops to extend outside the casing simultaneously, thereby accomplishes the auto-lock of lock body.

Further optimize, still be equipped with from the locking piece on the locking piece, when spacing post gets into the fixed part of another locking piece, the rotation of spacing post is restricted under the cooperation of self-locking piece and fixed part. From the setting up of locking piece make spacing post can relatively stably be restricted in the fixed part, prevent that the effect of external violent force from down, spacing post breaks away from in the fixed part to break away from the phenomenon of the state of auto-lock.

Further optimize, spacing post is the spacing post of cylinder, the locking portion includes the lock post that has a plurality of through-holes with external hasp board matched with, spacing portion is equipped with the spacing groove, the fixed part is the semi-cylinder notch. The cylinder spacing column is matched with the semi-cylinder notch, the lock column on the locking part, the convex column heaven and earth pin in the external lock catch plate are inserted into the lock column, and then the split pin is inserted into the lock column to realize locking.

Preferably, the output shaft of the motor is connected with a second gear, the second gear is meshed with a second rack, and the second rack is fixedly connected to the sliding plate. The motor starts to drive the second gear to rotate, the second gear rotates to drive the second rack to move, the second rack is fixedly connected to the sliding plate, and the second rack moves along with the sliding plate.

Further preferably, a fixed shaft is further arranged in the shell and connected with the first gear and the rotary table, and the fixed shaft penetrates through the gear frame.

Further optimize, still be equipped with the spacing passageway of level that supplies the locking part to outwards extend in the casing. The horizontal limiting channel is in a horizontal state when the locking piece extends outwards, so that the locking piece can be in a horizontal state and matched with an external lock catch plate to complete locking.

Further optimization, a battery groove used for placing a battery is further formed in the shell, and the battery can supply power to the motor. The battery can supply power to the motor, and the battery jar is convenient for place the battery.

The utility model has the advantages that: 1. the rotation in one direction through the motor can turn into 3 ascending movements in side, makes two locking pieces stretch out the casing, and the bolt piece also stretches out the casing, is in the state of locking with the lock body. 2. Through the design of the fixed part on the locking piece, after the limiting column on the turntable rotates to a certain angle, and after the locking piece moves a certain distance, the limiting column just enters the fixed part to limit the continuous rotation of the turntable, so that the continuous movement of the locking piece and the sliding plate is limited, and the self-locking of the lock body is completed. 3. The lock body is in a locking state by matching the first rack and the first gear and skillful matching design of the rotary disc, the locking pieces, the limiting columns and the limiting grooves, the two locking pieces extend out of the shell to be matched with an external lock catch plate, the structure in the lock body is simple, the production cost is low, and the technical problems of complex structure and high production cost of the lock in the prior art are solved. 4. The lock cylinder structure is optimized, the problem that the lock screw is inconvenient to install is solved, the convex column is hung in the lock cylinder through a top pin and a bottom pin, and the split pin is inserted into the lock cylinder to be locked.

Drawings

Fig. 1 is a schematic structural view of an automatic lock body with three locking points according to the present invention;

fig. 2 is a schematic diagram of a perspective view of the automatic lock body with three locking points of the present invention;

FIG. 3 is a schematic view of the front side of the present invention with a portion of the housing omitted;

FIG. 4 is a schematic view of the rear of the present invention with a portion of the housing omitted;

fig. 5 is a schematic diagram of the position relationship of the internal structure of the present invention with a part of the housing omitted.

Reference numerals: the locking device comprises a shell 1, a motor 2, a second gear 21, a second rack 22, a sliding plate 3, a gear frame 31, a first rack 32, a first gear 33, a rotary disc 4, a limiting column 41, a locking piece 5, a limiting groove 51, a locking part 52, a limiting part 53, a fixing part 54, a self-locking block 6, a locking column 61, a horizontal limiting channel 7, a plug pin piece 8 and a battery groove 9.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The embodiment of the utility model is shown in figures 1-5: an automatic lock body with three locking points comprises a shell 1, wherein a motor 2 and a sliding plate 3 are arranged in the shell 1, the motor 2 drives the sliding plate 3 to slide, a toothed frame 31 is arranged in the sliding plate 3, a first rack 32 is arranged in the toothed frame 31, a first gear 33 is meshed with the first rack 32, the first gear 33 is coaxially connected with a turntable 4, the back surface of the turntable 4 is attached to the front surface of the sliding plate 3, and two limiting columns 41 which are symmetrical along the center of the turntable 4 are fixedly connected to the front surface of the turntable 4; the front of carousel 4 is provided with the closure 5 of two symmetries, be equipped with spacing groove 51 on the closure 5, two spacing post 41 can move in two spacing grooves 51 respectively, and when carousel 4 rotated, closure 5 extended to casing 1 outward under spacing post 41 and spacing groove 51's cooperation.

The locking piece 5 comprises a locking part 52, a limiting part 53 and a fixing part 54; when the rotating disc 4 rotates to a certain degree, the limiting column 41 enters the fixing part 54 of another locking part 5, and the locking part 5 does not extend out of the shell 1 any more.

The locking piece 5 is further provided with a self-locking block 6, and when the limiting column 41 enters the fixing part 54 of another locking piece 5, the rotation of the limiting column 41 is limited under the matching of the self-locking block 6 and the fixing part 54.

The limiting column 41 is a cylindrical limiting column 41, the locking portion 52 comprises a locking column 61 matched with an external lock catch plate, the limiting portion 53 is provided with a limiting groove 51, and the fixing portion 54 is a semi-cylindrical notch.

The output shaft of the motor 2 is connected with a second gear 21, the second gear 21 is engaged with a second rack 22, and the second rack 22 is fixedly connected to the sliding plate 3.

A fixed shaft is further arranged in the shell 1, the fixed shaft is connected with the first gear 33 and the rotary table 4, and the fixed shaft penetrates through the gear frame 31.

And a horizontal limiting channel 7 for the locking piece 5 to extend outwards is further arranged in the shell 1.

The end of the sliding plate 3 away from the motor 2 is fixedly provided with a latch sheet 8, and the housing 1 is further provided with an opening for passing the latch sheet 8 and the locking part 52. When the rotary plate 4 rotates, the two locking pieces 5 and the latch piece 8 automatically move in parallel and extend out of the shell 1 at the same time.

A battery slot 9 for placing a battery is further arranged in the shell 1, and the battery can supply power to the motor 2.

The utility model discloses a concrete operating procedure as follows: the utility model is an electronic lock body with self-locking function, which is arranged at the place needing to be locked, when the motor 2 is not started, the locking piece 5 is all in the shell 1, and the lock body is in the state of not being locked; when needing to lock, start motor 2, motor 2 drives second gear 21 and rotates, and second gear 21 rotates and drives second rack 22 and move down, and second rack 22 moves down, and sliding plate 3 also moves down, and the latch plate 8 of sliding plate 3 lower extreme cooperates with the hasp board of external bottom, accomplishes locking of one side.

Meanwhile, the gear frame 31 also slides downwards along with the sliding plate 3, the gear frame 31 slides downwards to drive the first rack 32 in the gear frame 31 to slide downwards, the first rack 32 slides downwards to drive the first gear 33 to rotate anticlockwise, the two fixedly connected limiting columns 41 on the rotary disc 4 also rotate anticlockwise, the limiting columns 41 move downwards in the limiting grooves 51, the two locking pieces 5 extend outwards of the shell 1 respectively under the matching of the limiting columns 41 and the limiting grooves 51, and the two locking pieces 5 horizontally move outwards of the shell 1 due to the horizontal limiting channel 7 arranged on the shell 1, the locking columns 61 on the locking pieces 5 are matched with an external locking plate, convex columns in the external locking plate are inserted into the locking columns 61 in a vertical mode, and then the locking can be realized by inserting split pins into the locking columns 61, so that the locking is completed, and the lock body is in a locking state.

When carousel 4 anticlockwise rotation 90 degrees, the edge to carousel 4 just is removed to the semi-cylindrical notch on the closure 5, the spacing post 41 of cylinder on carousel 4 also just removes the edge in the carousel 4 outside this moment, make during spacing post 41 gets into the semi-cylindrical notch on another closure 5, from the top that the locking piece 6 also just is in the semi-cylindrical notch on another closure 5 simultaneously, thereby restrict spacing post 41 in the semi-cylindrical notch, make carousel 4 stall, closure 5 stops to extend to casing 1 outward simultaneously, thereby accomplish the auto-lock of lock body.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatic lock body with three lock points, includes the casing, its characterized in that: the motor drives the sliding plate to slide, a gear frame is arranged in the sliding plate, a first rack is arranged in the gear frame, a first gear is meshed with the first rack, the first gear is coaxially connected with a turntable, the back of the turntable is attached to the front of the sliding plate, and two limiting columns which are symmetrical along the center of the turntable are fixedly connected to the front of the turntable; the front of carousel is provided with the closure of two symmetries, be equipped with the spacing groove on the closure, two spacing post can move in two spacing inslots respectively, and when the carousel rotated, the closure extended outward to the casing under the cooperation of spacing post and spacing groove.

2. An automatic lock with three locking points according to claim 1, characterized in that: the end of the sliding plate, which is far away from the motor, is fixedly provided with a latch piece, the shell is also provided with an opening for the latch piece and the locking part to pass through, and when the turntable rotates, the two locking parts and the latch piece automatically move in parallel and extend out of the shell.

3. An automatic lock with three locking points according to claim 1, characterized in that: the locking piece comprises a locking part, a limiting part and a fixing part; when the turntable rotates to a certain degree, the limiting column enters the fixing part of the other locking part, and the locking part does not extend outwards from the shell.

4. An automatic lock with three locking points according to claim 1, characterized in that: still be equipped with from the locking piece on the locking piece, when spacing post gets into the fixed part of another locking piece, the rotation of spacing post is restricted under the cooperation of self-locking piece and fixed part.

5. An automatic lock with three locking points according to claim 3, characterized in that: the limiting post is a cylindrical limiting post, the locking portion comprises a locking post which is matched with an external lock catch plate and provided with a plurality of through holes, the limiting portion is provided with a limiting groove, and the fixing portion is a semi-cylindrical notch.

6. An automatic lock with three locking points according to claim 1, characterized in that: and the output shaft of the motor is connected with a second gear, the second gear is meshed with a second rack, and the second rack is fixedly connected to the sliding plate.

7. An automatic lock with three locking points according to claim 1, characterized in that: still be equipped with the fixed axle in the casing, the fixed axle with first gear and carousel are connected, the fixed axle passes the tooth frame.

8. The automatic lock body with three locking points as claimed in claim 1, wherein a horizontal limiting channel is further provided in the housing for the locking member to extend outward.

9. An automatic lock with three locking points according to claim 1, characterized in that: and a battery jar for placing a battery is also arranged in the shell, and the battery can supply power to the motor.