CN213269359U

CN213269359U - Automatic door lock

Info

Publication number: CN213269359U
Application number: CN202021936401.5U
Authority: CN
Inventors: 叶天乐
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-05-25
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses an automatic door lock, which comprises a main body, wherein a lock tongue and a circuit board are arranged in the main body, one side of the main body, which is close to the side surface of a door, is provided with a non-magnetic conductive layer, an extension part is arranged on the circuit board, the extension part extends towards the non-magnetic conductive layer, a first Hall element is arranged on the extension part, and the non-magnetic conductive layer is positioned on the induction track of the first Hall element; the utility model discloses simple structure, reduction in production cost, reliability height, the debugging of being convenient for.

Description

Automatic door lock

Technical Field

The utility model relates to an automatic door lock.

Background

The automatic door lock is a door lock for normal household or on a corridor, the specific structure of the automatic door lock is that a circuit board and a Hall element are arranged in the door lock, a magnet is arranged on a door frame, a rotating part capable of automatically resetting is arranged on a door shaft, the whole reset of a driving door is matched with the door frame, or the door is pushed by hand, and after the Hall element corresponds to the magnet, the spring bolt is driven to move, so that the locking effect is realized.

However, in the conventional circuit board, usually, the wire harness and the hall element are used for realizing an electrical connection effect, and in order to enable the wire harness to have certain hardness, the wire sleeve is sleeved outside the wire harness, so that the fixing effect of the hall element is realized. Secondly, through pencil and line cover, increased the processing cost for the cost of whole lock increases.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides an automatic lock.

The utility model discloses the technical scheme who solves its technical problem and adopt is: the automatic door lock comprises a main body, wherein a lock tongue and a circuit board are arranged in the main body, a non-magnetic-conductive layer is arranged on one side, close to the side face of a door, of the main body, an extending portion is arranged on the circuit board and extends towards the non-magnetic-conductive layer, a first Hall element is arranged on the extending portion, and the non-magnetic-conductive layer is located on an induction track of the first Hall element.

The arrangement of the extension part is adopted, the circuit board is directly extended to the side close to the non-magnetic-conductive layer, and the first Hall element is directly welded on the circuit board, so that the electromagnetic induction effect is realized, and the normal use of the door lock is ensured. Compared with the prior art, the structure omits the welding of two ends of the wire harness and the wire sleeve, greatly reduces the production cost, and reduces the overall processing and manufacturing cost.

Wherein, first hall element is adjustable setting relatively the circuit board.

Adopt adjustable setting, because the position of every family's installation is different, lead to the interval between lock and the door frame indefinite, so prior art is through the holistic position of adjustment lock to the distance between lock and the door frame has been realized. And adopt the adjustable setting of first hall element, the installer can be through the position of adjusting first hall element, need not to remove the lock, can realize the debugging effect.

The first Hall element comprises pins, and the height of the pins exceeding the circuit board is 0.5mm-20 mm.

The pins are arranged to exceed the circuit board, so that different positions of the first Hall element can be conveniently adjusted, and the distance control effect is achieved.

Wherein the pin has flexibility.

The pin has the setting of flexibility for the pin is fixed after bending, is difficult for taking place the deformation.

The pins are connected with the bottom surface of the circuit board, and extend into the upper part of the circuit board from the side surface of the circuit board after being bent.

The pins are connected and fixed from the bottom surface of the circuit board, so that the pins and the circuit board are prevented from being broken in the debugging process.

The length of the extending part from the non-magnetic conductive layer is L, and L is more than or equal to 2mm and less than or equal to 20 mm.

By adopting the distance arrangement of the circuit board, when the distance between the circuit board and the non-magnetic conductive layer is too close, the induction effect can be realized without adjusting the first Hall element; when the distance between the circuit board and the non-magnetic conductive layer is too far, the distance control effect can be realized by bending the first Hall element, and the cost is reduced.

Wherein, the main part is equipped with motor and driving medium, and electric drive driving medium drives spring bolt lateral motion, is equipped with handle drive hole on the driving medium, and the handle stretches into and drives the driving medium work in the handle drive hole.

The setting of adoption motor plays automatic re-setting effect, and the setting in handle drive hole can realize the integrative setting of manual-automatic through the handle moreover, improves the convenience of using.

Wherein, be equipped with first transmission portion on the driving medium, be equipped with output gear on the motor, be equipped with a plurality of tooth portion in the first transmission portion, output gear and tooth portion meshing transmission.

And the output gear is meshed with the tooth part, so that the transmission effect is further improved.

Wherein, be equipped with linkage portion on the spring bolt, be equipped with the recess in the linkage portion, the driving medium is equipped with second transmission portion, and second transmission portion stretches into and drives the spring bolt motion in the recess.

Adopt second transmission portion to stretch into to the recess in, realize the linkage effect, further improve holistic transmission effect, the size of second transmission portion is less than the size of recess here.

Wherein, the both ends of recess all are equipped with the spigot surface.

By adopting the arrangement of the guide surface, the second transmission part can better slide in the groove, so that the linkage effect of the second transmission part and the linkage part is better.

Wherein, the linkage part is provided with a chute, the main body is provided with a positioning column, the positioning column is positioned in the chute, and the chute moves relative to the positioning column.

The cooperation of reference column and spout is adopted for the spring bolt plays the guide effect at the slip in-process, guarantees the stability of slip in-process.

Wherein, be equipped with second hall element on the circuit board, be equipped with corresponding first magnet on the first drive division.

The second Hall element is arranged, so that the positioning protection effect is achieved, in the rotating process, after the lock tongue rotates in place, the motor is controlled not to move, and the phenomenon that the whole structure is damaged due to excessive rotation is prevented.

The device comprises a first transmission part, a second transmission part and a limiting column, wherein the device further comprises a limiting part and a limiting column, a top rod is arranged on the limiting part, and an intersection exists between the motion track of the top end of the first transmission part and the motion track of the top rod.

Adopt the setting of locating part and spacing post, realized manual, the unable effect of unblanking of realizing all automatically, for example, resident personnel during working, in order to prevent that other people from entering into to the room, can pass through circuit board control, after the shutting, stretch out through the ejector pin for the unable opposite direction of driving medium moves, makes the spring bolt lock die simultaneously, thereby makes manual, the automatic unable realization unblanking, only resident personnel control circuit board removes the locking of ejector pin earlier, could carry out the operation of unblanking. The locking of ejector pin can be removed through induction system here, also can be through APP control, realizes removing the locking effect of ejector pin.

Drawings

Fig. 1 is a schematic structural view of the present invention in an unlocking operation in embodiment 1;

fig. 2 is a schematic structural view of embodiment 1 of the present invention during locking;

fig. 3 is a schematic structural view of the embodiment 1 of the present invention after the movement of the stopper;

fig. 4 is a schematic structural diagram of a mounting plate in embodiment 1 of the present invention;

fig. 5 is a front view of the latch bolt of embodiment 1 of the present invention;

FIG. 6 is a front view of a transmission member according to embodiment 1 of the present invention;

fig. 7 is a side view of the first hall element and the wiring board in embodiment 1 of the present invention.

Detailed Description

Example 1:

referring to fig. 1-7, an automatic door lock includes a main body 1 and a latch 2, the latch 2 is provided with a through hole 21 and a second magnet 22, the second magnet 22 corresponds to a first hall element 411, and the through hole 21 is matched with a latch to form a locking effect. The shackle 2 is here specifically mounted on the door frame, and the body 1 is located inside the door.

The side of the main body 1 close to the door side is provided with a non-magnetic conductive layer 11, and when the door cooperates with the doorframe to realize a latching effect, the non-magnetic conductive layer 11 is located between the first hall element 411 and the second magnet 22, so that the first hall element 411 can sense the magnetic field of the second magnet 22, i.e., the non-magnetic conductive layer 11 is located on the sensing track of the first hall element 411. The non-magnetic conductive layer 11 may be made of metal, alloy, plastic, silica gel, etc. other than fe, co, ni and their alloys. It should be noted here that, in order to expand the sensing range of the first hall element 411, the width of the non-magnetic conductive layer 11 is at least twice as wide as the width of the first hall element 411, and preferably four times as wide.

The main body 1 is internally provided with a lock tongue 3, a circuit board 4, a transmission part 5, a motor 6 and a positioning column 7. The bolt 3 includes a locking portion 31 and a linkage portion 32, and the locking portion 31 can extend into the through hole 21 to achieve a locking effect, or extend out from the through hole 21 to achieve an unlocking effect. Linkage portion 32 is used for cooperating with driving medium 5, realizes the linkage effect, is equipped with recess 321 and spout 322 in the linkage portion 32, recess 321 specifically with the cooperation of the second transmission portion on the driving medium 5, all is equipped with spigot surface 323 on the both sides of recess 321, the second transmission portion of being convenient for slides in recess 321, the bottom surface of recess 321 is arc. The sliding slot 322 is matched with the positioning column 7, the positioning column 7 is located in the sliding slot 322, and the sliding slot 322 moves relative to the positioning column 7. Adopt reference column 7 and spout 322's cooperation for spring bolt 3 plays the guide effect at the slip in-process, guarantees the stability of slip in-process. Further, be equipped with two spouts 322 on the linkage portion 32, be equipped with two reference column 7 that correspond with spout 322 on the main part 1 for whole driven stability improves.

The wiring board 4 is provided with an extension portion 41 and a second hall element 42, the extension portion 41 extends toward the non-magnetic conductive layer 11 side, and the extension portion 41 is provided with a first hall element 411, where the first hall element 411 is preferably fixed near the non-magnetic conductive layer 11 side. The length of the extending part 41 from the non-magnetic conductive layer 11 is L, and L is more than or equal to 2mm and less than or equal to 20 mm. By adopting the distance setting of the circuit board 4, when the circuit board 4 is too close to the non-magnetic conductive layer 11, the induction effect can be realized without adjusting the first hall element 411; when the distance between the circuit board 4 and the non-magnetic conductive layer 11 is too far, the distance control effect can be realized by bending the first hall element 411, and the cost is reduced. The preferred distance L here is 10 mm.

The first hall element 411 includes a pin 412, and the pin 412 has flexibility, that is, the first hall element 411 is in the form of a plug. In the solder-fixing of the first hall element 411, here the pins 412 are brought into solder-connection with the wiring board 4 from the bottom surface of the wiring board 4, and then bent by the pins 412 so that the pins 412 are bent from the side surfaces of the wiring board and then extended toward the top surface of the wiring board 4 so that the pins 412 are 0.5mm to 20mm in height above the wiring board 4, and here the preferred height is 3 mm. With the structure, the distance from the pin 412 to the non-magnetic conductive layer 11 can be controlled by bending the pin 412, so that the stability and reliability of magnetic field receiving are ensured.

The second hall element 42 is specifically located on the side close to the motor 6, more specifically, is disposed toward the output gear 61 of the motor 6. The first magnet 512 on the first transmission part 51 is sensed to determine whether the locking or unlocking is in place, so as to control the motor 6 to stop rotating.

Further, still be equipped with the response module on the circuit board 4, can form signal transmission through fingerprint or IC-card or between cell-phone APP and circuit board 4 to the effect of control unblanking and shutting.

Further, the circuit board 4 is further provided with an indicator light, and only after the first hall element 411 and the second magnet 22 completely correspond to each other, the locking can be started, and the indicator light can be normally turned on or off. When the first hall element 411 does not correspond to the second magnet 22, an alarm is blinked.

The transmission part 5 is provided with a first transmission part 51, a second transmission part 52 and a handle driving hole 53, the first transmission part 51 is provided with a plurality of tooth parts 511, and the tooth parts 511 are used for being matched with an output gear 61 on the motor 6, so that the transmission effect is realized. The second transmission part 52 is matched with the groove 321, and the second transmission part 52 is matched with the groove 321 to realize the linkage effect between the transmission part 5 and the bolt 3, and further, in order to improve the linkage efficiency, the top end of the second transmission part 52 is provided with a chamfer. The first transmission part 51 has a first magnet 512 at its top end. When the tip of the first transmission part 51 rotates to correspond to the second hall element 42, the motor 6 is controlled to stop rotating.

The handle driving hole 53 is used to cooperate with an external handle to achieve the manual unlocking or locking effect, and the handle driving hole 53 is preferably a square hole.

The motor 6 is provided with an output gear 61, and the output gear 61 is in meshing transmission with the tooth part 511.

Further, the device further comprises a limiting part 8 and a limiting column 9, wherein the limiting part 8 is provided with a top rod 81, and the motion track of the top end of the first transmission part 51 and the motion track of the top rod 81 have an intersection. When the transmission piece 5 is in a locking state, the push rod 81 is controlled to move, so that the push rod 81 is located between the top end of the first transmission part 51 and the limiting column 9, the locking effect of the transmission piece 5 is achieved, and the transmission piece is prevented from rotating in the opposite direction.

Adopt the setting of locating part 8 and spacing post 9, realized manual, the unable effect of unblanking of realizing all automatically, for example, resident personnel during working, in order to prevent that other people from entering into the room, can pass through circuit board control, after the shutting, stretch out through ejector pin 81 for driving medium 5 can't carry out reverse direction movement, makes the spring bolt lock die simultaneously, thereby makes manual, the automatic unable realization of unblanking, only resident personnel control circuit board removes the locking of ejector pin 81 earlier, can only unblank the operation. Can relieve the locking of ejector pin 81 here through induction system, also can realize relieving the locking effect of ejector pin 81 through APP control.

With the arrangement of the extension portion 41, the circuit board 4 is directly extended to the side close to the non-magnetic conductive layer 11, and the first hall element 411 is directly welded on the circuit board 4, so that the electromagnetic induction effect is realized, and the normal use of the door lock is ensured. Compared with the prior art, the structure omits the welding of two ends of the wire harness and the wire sleeve, greatly reduces the production cost, and reduces the overall processing and manufacturing cost.

Claims

1. An automatic door lock, its characterized in that: the door comprises a main body, wherein a lock tongue and a circuit board are arranged in the main body, a non-magnetic-conductive layer is arranged on one side, close to the side face of a door, of the main body, an extending portion is arranged on the circuit board and extends towards the non-magnetic-conductive layer, a first Hall element is arranged on the extending portion, and the non-magnetic-conductive layer is located on an induction track of the first Hall element.

2. An automatic door lock according to claim 1, wherein: the first Hall element is adjustable relative to the circuit board.

3. An automatic door lock according to claim 2, wherein: the first Hall element comprises pins, and the height of the pins exceeding the circuit board is 0.5mm-20 mm.

4. An automatic door lock according to claim 2, wherein: the pins are connected with the bottom surface of the circuit board, and extend into the upper part of the circuit board from the side surface of the circuit board after being bent.

5. An automatic door lock according to claim 1, wherein: the length of the extending part from the non-magnetic conductive layer is L, and L is more than or equal to 2mm and less than or equal to 20 mm.

6. An automatic door lock according to claim 1, wherein: the main part is equipped with motor and driving medium, and electric drive driving medium drives spring bolt lateral motion, is equipped with handle drive hole on the driving medium, and the handle stretches into and drives the driving medium work to the handle drive downthehole.

7. An automatic door lock according to claim 6, wherein: be equipped with first transmission portion on the driving medium, be equipped with output gear on the motor, be equipped with a plurality of tooth portion in the first transmission portion, output gear and tooth portion meshing transmission.

8. An automatic door lock according to claim 7, wherein: the spring bolt is provided with a linkage part, the linkage part is provided with a groove, the transmission part is provided with a second transmission part, and the second transmission part extends into the groove to drive the spring bolt to move.

9. An automatic door lock according to claim 6, wherein: the linkage part is provided with a sliding chute, the main body is provided with a positioning column, the positioning column is positioned in the sliding chute, and the sliding chute moves relative to the positioning column.

10. An automatic door lock according to claim 6, wherein: the device is characterized by further comprising a limiting part and a limiting column, wherein a top rod is arranged on the limiting part, and an intersection exists between the motion track of the top end of the first transmission part and the motion track of the top rod.