CN216767019U

CN216767019U - Unlocking mechanism

Info

Publication number: CN216767019U
Application number: CN202122740084.0U
Authority: CN
Inventors: 杨林青; 黎祖庆; 刘旭
Original assignee: Huizhou Haocheng Industrial Control Technology Co ltd
Current assignee: Huizhou Haocheng Industrial Control Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-06-17
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses an unlocking mechanism, which comprises a shell; the bolt is telescopically arranged on the shell; the brake plate is connected with the lock bolt and selectively brakes or loosens the lock bolt; and the driving mechanism is connected with the brake plate and drives the brake plate to position the lock tongue in a protruding state or a contracting state.

Description

Unlocking mechanism

Technical Field

The utility model relates to the technical field of lock tongues, in particular to an unlocking mechanism.

Background

Along with the development of science and technology, the door lock industry is gradually expanded, wherein, the spring bolt locks the door body under the drive of a driving mechanism, and the spring bolt is in the active state for the lock state of the door body, and the tip of the spring bolt is not restricted, resulting in the poor stability in use of the spring bolt.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present invention, there is provided an unlocking mechanism comprising:

a housing;

the bolt is telescopically arranged on the shell;

the brake plate is connected with the lock bolt and selectively brakes or loosens the lock bolt;

and the driving mechanism is connected with the brake plate and drives the brake plate to position the lock tongue in a protruding state or a contracting state.

Optionally, the driving mechanism includes a driving motor, a transmission mechanism and a driving part, one end of the transmission mechanism is connected to the driving motor, and the other end of the transmission mechanism is connected to the driving part and drives the driving part to rotate;

a swing rod is connected between the brake plate and the driving part, the swing rod is rotatably connected with the shell, and the brake plate is pulled under the driving of the driving part.

Optionally, the swing rod is provided with a first support arm and a second support arm which are connected; the first support arm and the second support arm are respectively positioned at two sides of the rotating shaft of the swing rod; the first arm can abut against the driving part; the second support arm is clamped with the brake plate and drives the brake plate to move.

Optionally, the first arm extends obliquely upwards; the second support arm extends downwards along the vertical direction.

Optionally, the first support arm and the second support arm are integrally connected.

Optionally, the brake plate is movably mounted to the housing and is elastically connected to the housing.

Optionally, the brake plate is provided with a guide groove; the shell is connected with a guide post, and the guide post penetrates through the guide groove.

Optionally, the brake plate is provided with an accommodating groove, and the inner wall of the accommodating groove is provided with a plurality of clamping holes; the lock tongue is provided with a convex column which is alternatively clamped with the clamping hole.

Optionally, the plurality of the locking holes are sequentially arranged along the width direction of the braking plate.

Optionally, the housing is provided with a sliding groove extending outwards; the lock tongue is movably installed on the sliding groove and protrudes or contracts relative to the shell along the extending direction of the sliding groove.

According to the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects:

in the unlocking mechanism of the embodiment of the utility model, the bolt is telescopically arranged on the shell; the brake plate is connected with the lock bolt and selectively brakes or loosens the lock bolt; the driving mechanism is connected with the brake plate and drives the brake plate to position the lock tongue in a protruding stretching state or a contracting state, so that the lock tongue is maintained in the protruding stretching state or the contracting state, and the use stability of the lock tongue is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a front view of an unlocking mechanism according to the present invention;

fig. 2 is a perspective view of an unlocking mechanism according to the present invention;

fig. 3 is a schematic view of a swing link of the unlocking mechanism proposed by the present invention;

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 and 2, the present invention provides a latch bolt 2 brake mechanism 100, the latch bolt 2 brake mechanism 100 includes a housing 1, a latch bolt 2, a brake plate 3 and a driving mechanism 4, and the latch bolt 2, the brake plate 3 and the driving mechanism 4 are accommodated in the housing 1.

The bolt 2 is telescopically mounted on the housing 1 and protrudes or retracts relative to the housing 1 to lock or unlock the door body, wherein the housing 1 is provided with a chute 11 extending outwards; the latch 2 is movably mounted to the sliding groove 11, and protrudes or retracts relative to the housing 1 along an extending direction of the sliding groove 11.

The braking plate 3 is connected to the latch bolt 2 and selectively brakes or releases the latch bolt 2 so as to maintain the current state of the latch bolt 2, thereby improving the stability of the latch bolt 2 in use. Wherein the braking plate 3 is movably mounted to the housing 1 and moves in a longitudinal direction of the housing 1,

the brake plate 3 is elastically connected with the shell 1, and the elastic retraction function of the brake plate 3 is realized through a spring, so that the lock tongue 2 is locked by the brake plate 3. In addition, the brake plate 3 is provided with a guide groove 31; the shell 1 is connected with a guide post 12, the guide post 12 penetrates through the guide groove 31 and guides the movement of the brake plate 3, and the movement stability of the brake plate 3 relative to the shell 1 is improved.

The brake plate 3 is provided with an accommodating groove 32, and the inner wall of the accommodating groove 32 is provided with a plurality of clamping holes 321; the bolt 2 is provided with a convex column 21, and the convex column 21 is alternatively clamped with the clamping hole 321, so that the expansion of the bolt 2 is limited. Alternatively, a plurality of the card holes 321 are sequentially arranged in the width direction of the braking plate 3.

The driving mechanism 4 is connected with the braking plate 3 and drives the braking plate 3 to position the bolt 2 in a protruding state or a contracting state. The driving mechanism 4 comprises a driving motor 41, a transmission mechanism 42 and a driving part 43, wherein one end of the transmission mechanism 42 is connected with the driving motor 41, and the other end of the transmission mechanism 42 is connected with the driving part 43 and drives the driving part 43 to rotate. Optionally, the transmission mechanism 42 is a gear transmission mechanism.

A swing rod 5 is connected between the brake plate 3 and the driving portion 43, the swing rod 5 is rotatably connected to the housing 1, and the brake plate 3 is pulled under the driving of the driving portion 43, so that the brake plate 3 is pushed, and the brake plate 3 moves under the action of the driving mechanism 4 and the swing rod 5.

The swing rod 5 is provided with a first support arm 51 and a second support arm 52 which are connected; the first support arm 51 and the second support arm 52 are respectively positioned at two sides of the rotating shaft of the swing rod 5; the first arm 51 can abut against the driving portion 43; the second arm 52 engages with the brake plate 3 and drives the brake plate 3 to move. Alternatively, the first arm 51 and the second arm 52 are integrally connected.

Optionally, the first arm 51 extends obliquely upward to facilitate the driving portion 43 to abut against the first arm 51, the first arm 51 has multiple arc surfaces relative to the outer side wall of the driving portion 43, and the arc surfaces abut against the driving portion 43, so that the first arm 51 swings in multiple tracks, multiple swing paths are formed, and the use of swinging parts is reduced.

The second arm 52 extends downward along the vertical direction, so that the second arm 52 can be inserted into the brake plate 3, and the brake plate 3 can be driven by the second arm 52. In addition, a spring 6 is connected between the swing link 5 and the boss 21 and is reset under the action of the spring 6, and the second arm 52 continuously engages with the brake plate 3 under the elastic action of the spring 6 and maintains the stability with the brake plate 3.

in the locking tongue 2 braking mechanism 100 of the embodiment of the utility model, the locking tongue 2 is telescopically arranged on the shell 1; the brake plate 3 is connected with the bolt 2 and selectively brakes or releases the bolt 2; the driving mechanism 4 is connected with the braking plate 3 and drives the braking plate 3 to position the bolt 2 in a protruding state or a contracting state, so that the bolt 2 is maintained in the protruding state or the contracting state, and the use stability of the bolt 2 is improved.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention that are made by using the contents of the specification and the drawings or directly/indirectly applied to other related technical fields are included in the scope of the present invention.

Claims

1. An unlocking mechanism, comprising:

a housing;

a latch bolt telescopically mounted to the housing;

2. The unlocking mechanism according to claim 1, wherein the driving mechanism comprises a driving motor, a transmission mechanism and a driving part, one end of the transmission mechanism is connected with the driving motor, and the other end of the transmission mechanism is connected with the driving part and drives the driving part to rotate;

3. The delatch mechanism of claim 2 wherein said rocker arm has a first arm and a second arm connected; the first support arm and the second support arm are respectively positioned at two sides of the rotating shaft of the swing rod; the first arm can abut against the driving part; the second support arm is clamped with the brake plate and drives the brake plate to move.

4. The delatch mechanism of claim 3 wherein said first arm extends obliquely upwardly; the second support arm extends downwards along the vertical direction.

5. The delatch mechanism of claim 3 wherein said first arm and said second arm are integrally connected.

6. The delatch mechanism of any one of claims 1 to 5 wherein the brake plate is movably mounted to the housing and is resiliently connected to the housing.

7. An unlocking mechanism as defined in any one of claims 1-5, characterized in that said brake plate is provided with a guide groove; the shell is connected with a guide post, and the guide post penetrates through the guide groove.

8. The delatch mechanism of any one of claims 1 to 5 wherein the brake plate has a receiving channel with a plurality of latch holes in an inner wall of the receiving channel; the lock tongue is provided with a convex column which is selectively clamped with the clamping hole.

9. The unlock mechanism of claim 8 wherein a plurality of said card apertures are arranged in series along a width direction of said brake plate.

10. The delatch mechanism of any one of claims 1 to 5 wherein the housing is provided with outwardly extending runners; the lock tongue is movably installed on the sliding groove and protrudes or contracts relative to the shell along the extending direction of the sliding groove.