CN215212848U

CN215212848U - Transmission mechanism of top-bottom lock

Info

Publication number: CN215212848U
Application number: CN202120293153.5U
Authority: CN
Inventors: 付少东
Original assignee: Guangdong Derui Intelligent Technology Co ltd
Current assignee: Guangdong Derui Intelligent Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-17
Anticipated expiration: 2031-02-02

Abstract

The invention belongs to the technical field of lock bodies, and provides a transmission mechanism of a top-bottom lock, which comprises a bottom box, wherein a main lock tongue fixing plate, a first pulling plate, a second pulling plate and a rotating plate assembly are arranged in the bottom box; a third sliding chute C is arranged on the second pull rod, and a first riveting column A, a second riveting column B and a third riveting column C are arranged on the rotating plate assembly, wherein the first riveting column A moves in the first sliding chute A, and the second riveting column B moves in the second sliding chute B; the third riveting column C moves in the third sliding chute C. Compared with the lock body of the world lock in the prior art, the structure of the world lock ingeniously utilizes the rotation of the set square, the extension of the main lock tongue drives the first pull rod and the second pull rod to be pushed out, synchronous locking is realized, the main lock tongue retracts, simultaneously, the first pull rod and the second pull rod are synchronously driven to be retracted, synchronous unlocking is realized, the structure and the principle are simple, and the processing is convenient.

Description

Transmission mechanism of top-bottom lock

Technical Field

The invention belongs to the technical field of lock bodies, and particularly relates to a transmission mechanism of a top-bottom lock.

Background

In daily life, the top and bottom lock is widely applied to the anti-theft door due to the good anti-theft performance of the top and bottom lock. Compared with the common door lock, the heaven and earth lock controls the corresponding lock tongue through the lock tongue connecting rods connected to the upper side and the lower side of the lock box, so that the upper side and the lower side of the door body are locked. The world lock comprises accessories such as main spring bolt, vice lock, push rod, upper and lower spring bolt, connecting rod, tail cover, and at present, the world lock that uses in the market or burglary-resisting door factory is mostly gear structure, not only the structure is complicated, and the part cost is high, and the matching between main spring bolt and upper and lower connecting rod is difficult to be synchronous moreover, even needs the multistep operation.

Disclosure of Invention

The invention aims to solve the problem of the prior art by providing a transmission mechanism of a top-bottom lock.

In order to achieve the purpose, the invention provides the following technical scheme:

a transmission mechanism of a top-bottom lock comprises a bottom box, wherein a main spring bolt fixing plate, a first pull plate, a second pull plate and a rotating plate assembly are arranged in the bottom box, a first sliding groove A is formed in the main spring bolt fixing plate, and a second sliding groove B is formed in a first pull rod; a third sliding chute C is arranged on the second pull rod, and a first riveting column A, a second riveting column B and a third riveting column C are arranged on the rotating plate assembly, wherein the first riveting column A moves in the first sliding chute A, and the second riveting column B moves in the second sliding chute B; the third riveting column C moves in the third sliding chute C.

As a still further scheme of the invention: the rotating plate assembly is a triangular rotating plate with corners of R angles, and the first riveting column A, the second riveting column B and the third riveting column C are arranged in a triangular mode.

As a still further scheme of the invention: and a main bolt is fixed on the main bolt fixing plate.

As a still further scheme of the invention: two symmetrical main sliding grooves are formed in the main spring bolt fixing plate, the first sliding groove is located between the two main sliding grooves, and the direction of the first sliding groove is perpendicular to the main sliding grooves.

As a still further scheme of the invention: the fixed column on the end box passes through the main spout and carries out spacing fixed to main spring bolt fixed plate.

A transmission mechanism of a top-bottom lock comprises a bottom box, wherein a main spring bolt fixing plate, a first pull plate, a second pull plate and a rotating plate assembly are arranged in the bottom box, a first riveting column A is arranged on the main spring bolt fixing plate, and a second riveting column B is arranged on a first pull rod; a third riveting column C is arranged on the second pull rod, a first sliding groove A, a second sliding groove B and a third sliding groove C are arranged on the rotating plate assembly, wherein the first riveting column A moves in the first sliding groove A, and the second riveting column B moves in the second sliding groove B; the third riveting column C moves in the third sliding chute C.

As a still further scheme of the invention: the rotating plate assembly is a triangular rotating plate with corners of R angles, and the first sliding groove A, the second sliding groove B and the third sliding groove C are arranged in a triangular mode.

Compared with the prior art, the invention has the beneficial effects that:

compared with the lock body of the world lock in the prior art, the structure of the world lock ingeniously utilizes the rotation of the set square, the extension of the main lock tongue drives the first pull rod and the second pull rod to be pushed out, synchronous locking is realized, the main lock tongue retracts, simultaneously, the first pull rod and the second pull rod are synchronously driven to be retracted, synchronous unlocking is realized, the structure and the principle are simple, and the processing is convenient.

Drawings

FIG. 1 is a schematic view of an exploded structure of a transmission mechanism of a top-bottom lock;

fig. 2 is a schematic view of the overall structure of the transmission mechanism of the top and bottom lock.

In the figure: 1. a bottom case; 2. a main bolt fixing plate; 3. a triangular rotating plate; 4. a first pull rod; 5. a second pull rod; 11. Fixing a column; 21. a first chute; 22. a main chute; 23. a main bolt; 31. a first riveting column A; 32. a second riveting column B; 33. a third riveting column C; 41. a second chute B; 51. and a third chute C.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1 and 2 are schematic diagrams of the overall structure of the transmission mechanism of the heaven and earth lock.

As shown in fig. 1 and 2, in embodiment 1 of the present invention, a transmission mechanism of a top-bottom lock is provided, which includes a bottom case 1, a main bolt fixing plate 2, a first pulling plate 4, a second pulling plate 5 and a triangular rotating plate 3 are arranged in the bottom case 1, the main bolt fixing plate 2 is provided with a first sliding groove a21, and the first pulling rod 4 is provided with a second sliding groove B41; a third sliding groove C51 is formed in the second pull rod 5, and a first riveting column A31, a second riveting column B32 and a third riveting column C33 are arranged on the triangular rotating plate 3, wherein the first riveting column A31 moves in the first sliding groove A21, and the second riveting column B32 moves in the second sliding groove B41; the third rivet C33 moves in the third chute C51.

In the embodiment of the invention, the 3 corners of the triangular rotating plate are R corners, and the first rivet column A31, the second rivet column B32 and the third rivet column C33 are arranged in a triangle.

In the embodiment of the invention, the main bolt 23 is fixed on the fixing plate of the main bolt 23.

In the embodiment of the present invention, two symmetrical main sliding grooves 22 are provided on the main bolt securing plate 2, the first sliding groove 21 is located between the two main sliding grooves 22, and the direction of the first sliding groove 21 is perpendicular to the main sliding grooves 22.

In the embodiment of the invention, the fixing column 11 on the bottom case 1 passes through the main sliding groove 22 to limit and fix the main bolt fixing plate 5.

The principle of the invention is that when the main bolt 23 extends out or retracts, the triangular rotating plate rotates through the dial swing transmission of the first chute 21 and the first riveting column 31, and the second riveting column 32 and the third riveting column 33 are respectively in dial swing transmission with the second chute 41 and the third chute 51, so that the second pull rod and the first pull rod are respectively pushed out or retracted linearly in opposite directions. The second pull rod and the first pull rod can be used as output devices to drive external top and bottom locks or auxiliary locks and other devices.

In another embodiment of the present invention, the same principle as the above embodiment is used, and the first sliding chute 21, the second sliding chute 41 and the third sliding chute 51 are all replaced by rivet columns, and the triangular rotating plate is provided with corresponding sliding chutes, so that the function similar to the transmission can be realized, but the transmission effect is inferior to that of the above embodiment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A world lock drive mechanism which characterized in that: the lock comprises a bottom box, wherein a main lock tongue fixing plate, a first pulling plate, a second pulling plate and a rotating plate assembly are arranged in the bottom box, a first sliding groove A is formed in the main lock tongue fixing plate, and a second sliding groove B is formed in a first pull rod; a third sliding chute C is arranged on the second pull rod, and a first riveting column A, a second riveting column B and a third riveting column C are arranged on the rotating plate assembly, wherein the first riveting column A moves in the first sliding chute A, and the second riveting column B moves in the second sliding chute B; the third riveting column C moves in the third sliding chute C.

2. The top-to-bottom lock actuator of claim 1, wherein: the rotating plate assembly is a triangular rotating plate with corners of R angles, and the first riveting column A, the second riveting column B and the third riveting column C are arranged in a triangular mode.

3. The top-to-bottom lock actuator of claim 1, wherein: and a main bolt is fixed on the main bolt fixing plate.

4. The top-to-bottom lock actuator of claim 1, wherein: two symmetrical main sliding grooves are formed in the main spring bolt fixing plate, the first sliding groove is located between the two main sliding grooves, and the direction of the first sliding groove is perpendicular to the main sliding grooves.

5. The top-to-bottom lock actuator of claim 1, wherein: the fixed column on the end box passes through the main spout and carries out spacing fixed to main spring bolt fixed plate.

6. A world lock drive mechanism which characterized in that: the lock bolt assembly comprises a bottom box, wherein a main lock bolt fixing plate, a first pull plate, a second pull plate and a rotating plate assembly are arranged in the bottom box, a first riveting column A is arranged on the main lock bolt fixing plate, and a second riveting column B is arranged on a first pull rod; a third riveting column C is arranged on the second pull rod, a first sliding groove A, a second sliding groove B and a third sliding groove C are arranged on the rotating plate assembly, wherein the first riveting column A moves in the first sliding groove A, and the second riveting column B moves in the second sliding groove B; the third riveting column C moves in the third sliding chute C.

7. The top-to-bottom lock actuator of claim 6, wherein: the rotating plate assembly is a triangular rotating plate with corners of R angles, and the first sliding groove A, the second sliding groove B and the third sliding groove C are arranged in a triangular mode.

8. The top-to-bottom lock actuator of claim 6, wherein: and a main bolt is fixed on the main bolt fixing plate.

9. The top-to-bottom lock actuator of claim 6, wherein: the fixed column on the end box passes through the main spout and carries out spacing fixed to main spring bolt fixed plate.