CN217008558U

CN217008558U - Plane lock

Info

Publication number: CN217008558U
Application number: CN202220627456.0U
Authority: CN
Inventors: 柴明
Original assignee: Shenzhen Zhongbo Photoelectric Co ltd
Current assignee: Shenzhen Zhongbo Photoelectric Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-19
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to the technical field of lock catch connection, in particular to a plane lock, which comprises a connecting sheet, wherein connecting holes are formed in four corners of the connecting sheet; still include the quick-operation lock, evenly set up the connecting hole department on the connection piece, and rotate between quick-operation lock and the locking lever of demountable installation on the connecting hole and be connected, and be located quick-operation lock and the connection piece middle part between still be equipped with elastic component. Through the quick lock that sets up, in the installation of reality, through rotating this quick lock that sets up, can make swing joint the locking lever on the connection piece have certain difference in height in vertical direction, and then realize the elasticity and the purpose of loosening, convenient to use is swift to the locking structure of this plane lock is simple, makes its off-the-shelf cost show and reduces, and because its simple structure, makes things convenient for the aggregate erection, and then the effectual yield that has increased shortens production cycle.

Description

Plane lock

Technical Field

The utility model relates to the technical field of lock catch connection, in particular to a plane lock.

Background

Due to excellent display effect and applicability, the LED display screen is widely applied to the industries of stages, commercial performances, advertisements, exhibitions and the like. The LED display screen generally comprises less unit screen, and when the display area demand is great, tens or even hundreds of unit screens are probably needed to be assembled together for use, and the current plane lock is all to cooperate the latch hook locking scheme with mushroom head, and the structure is complicated, and the production cycle is long, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

Aiming at the defects in the prior art, the utility model provides a plane lock, which can effectively solve the problems that the existing plane lock adopts a scheme that mushroom heads are matched with lock hooks to lock, the structure is complex, the production period is long, and the cost is high.

Technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides a plane lock, which comprises a connecting sheet, wherein connecting holes are formed in four corners of the connecting sheet; still include the quick-operation lock, evenly set up the connecting hole department on the connection piece, and rotate between quick-operation lock and the locking lever of demountable installation on the connecting hole and be connected, and be located quick-operation lock and the connection piece middle part between still be equipped with elastic component.

Furthermore, the middle of each connecting sheet is provided with a positioning hole in a square structure, the positioning holes are through holes with certain lengths, two adjacent connecting sheets can be fixed in position through one transverse plate in the actual positioning and mounting process, four positioning holes are arranged and are arranged in a square structure, and when the two connecting sheets are arranged together, the positioning holes in the same position on different connecting sheets can be fixed in position between the two connecting sheets by means of the external transverse plate.

Furthermore, the outer end fixed mounting of quick lock has the spanner, the inner fixedly connected with arch of quick lock.

Furthermore, the elastic assembly comprises a pressing gasket positioned at the upper side, a butterfly spring is arranged at the lower side of the pressing gasket, a fixing gasket is arranged at the lower side of the butterfly spring, and the fixing gasket is fixedly connected with the connecting hole through a screw.

Further, the middle parts of the pressing gasket, the belleville spring and the fixing gasket are all provided with round holes, the round holes are in plug-in fit with connecting shafts fixedly mounted on the lock rod, plug-in holes are formed in the upper ends of the connecting shafts, the connecting shafts are rotatably connected between bulges at the end positions of the quick lock through letter pins penetrating in the plug-in holes, the elastic assemblies are inserted on the lock rods, the lock rods are inserted in the connecting holes, and the lower ends of the lock rods penetrate through the connecting holes and extend to the lower side positions of the connecting pieces.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:

according to the plane lock, the arranged quick lock is rotated in the actual installation process, the lock rod movably connected to the connecting sheet can have a certain height difference in the vertical direction, the purpose of tightness and loosening is further achieved, the plane lock is convenient and quick to use, the locking structure of the plane lock is simple, the cost of a finished product is remarkably reduced, and due to the fact that the plane lock is simple in structure and convenient to assemble and install, the rate of finished products is effectively increased, and the production period is shortened.

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 utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic perspective view of a planar lock according to the present invention;

FIG. 2 is a schematic view of the structure of the connecting piece of the present invention separated from one of the quick locks;

FIG. 3 is a schematic top view of the lock of the present invention;

FIG. 4 is a schematic cross-sectional view A of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the quick lock of the cross-section A of FIG. 3 according to the present invention after rotation;

FIG. 6 is a schematic view of the overall structure of the quick lock of the present invention;

fig. 7 is a schematic diagram of the overall explosion structure of the quick lock of the present invention.

The reference numerals in the drawings denote: 1. connecting sheets; 101. connecting holes; 2. positioning holes; 3. quick locking; 4. a protrusion; 5. a wrench; 6. a lock lever; 7. a connecting shaft; 701. inserting holes; 8. a letter pin; 9. an elastic component; 901. compressing the gasket; 902. a belleville spring; 903. fixing a gasket; 10. and (4) a screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all 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.

The present invention will be further described with reference to the following examples.

The embodiment is as follows: the utility model provides a plane lock, including connection piece 1, this connection piece 1 of setting is fixed the display screen rather than a plurality of quick locks 3 through the setting, it is concrete, in the use of reality, when being ninety degrees between it and connection piece 1, can carry out fixed connection with the spring buckle that sets up on locking lever 6 with the display screen, after the connection is accomplished, through locking quick 3 for connection piece 1 rotates, after the rotation is accomplished, make originally and locking lever 6 keep fixed connection's single display screen to fixing to the position that is close to connection piece 1, improve the efficiency of quick concatenation between the display screen.

Referring to fig. 1-7, connecting holes 101 are formed in four corners of a connecting sheet 1, and quick locks 3 are uniformly arranged inside the connecting holes 101 in the connecting sheet 1, specifically, two elastic buckles are symmetrically arranged at the lower end of a lock rod 6, and the elastic buckles are matched with clamping grooves in the outer wall of a display screen with an installation function, so that in the subsequent installation process, the display screen is fixed by adjusting the distance between the lock rod 6 and the connecting sheet 1, and after the display screen and the connecting sheet 1 are fixedly installed, after a plurality of connecting sheets 1 are assembled, the display screens can be fixedly installed, and it is worth explaining that in the actual assembly process of the planar lock, spring buckles arranged at the lower end of the connecting sheet 6 can penetrate through the connecting holes 101 and extend to the lower side position of the connecting sheet 1.

Referring to fig. 1-7, the quick lock 3 is rotatably connected with the lock rod 6 detachably mounted on the connecting hole 101, the upper end of the lock rod 6 is fixedly mounted with a connecting shaft 7, the middle parts of a pressing gasket 901, a belleville spring 902 and a fixing gasket 903 in the elastic component 9 are all provided with round holes, the round holes and the connecting shaft 7 keep a splicing fit relationship, and it is worth explaining that the upper end of the connecting shaft 7 is provided with a splicing hole 701, the connecting shaft 7 keeps a rotary connection between a letter pin 8 inserted in the splicing hole 701 and a protrusion 4 fixedly mounted at the end position of the quick lock 3, specifically, the outer wall of the letter pin 8 keeps a rotary connection with the splicing hole 701, and the two ends of the letter pin 8 are both passed through the protrusion 4 and extended to the outside.

Referring to fig. 1 to 7, a positioning hole 2 is formed in a square structure at the middle of a connecting plate 1, the positioning hole 2 is formed to relatively fix the positions of a plurality of connecting plates 1 with each other, and as an embodiment, the positioning hole 2 is formed as a through hole having a certain length, in the actual positioning and mounting process, two adjacent connecting sheets 1 can be fixed in position through one transverse plate, four positioning holes 2 are arranged and are arranged in a square structure, when the two connecting pieces 1 are further arranged together, the positioning holes 2 at the same position on different connecting pieces 1 can fix the position between the two connecting pieces 1 by means of an external transverse plate, as another embodiment, the positioning holes 2 can correspond to positioning points on a standard mounting plate in position, and can be fixed with the mounting plate by means of external mounting bolts.

Referring to fig. 1-7, a wrench 5 is fixedly installed at the outer end of the quick lock 3, a protrusion 4 is fixedly connected to the inner end of the quick lock 3, and the wrench 5 is installed at the outer end of the quick lock 3, so that the quick lock 3 can be conveniently rotated relative to the connecting piece 1, specifically, during the rotation process, an installer holds the wrench 5 to rotate the quick lock 3 relative to the connecting piece 1 around the arranged letter pin 8, and it should be noted that during the rotation process of the quick lock 3, the outer wall of the protrusion 4 fixedly installed at the end of the quick lock 3 will contact the outer wall of the pressure pad 901 at the uppermost position of the elastic assembly 9, and since the arranged fixing pad 903 passes through the relation between the screw 10 and the connecting piece 1, the butterfly spring 902 arranged between the pressure pad 901 and the middle of the fixing pad 903 will be compressed, in the process, the lower end of the lock rod 6 moves a distance towards the position far away from the connecting sheet 1, at the moment, the quick lock 3 is ninety degrees relative to the connecting sheet 1, and in the process, the display screen and the elastic buckle at the lower end of the lock rod 6 can be fixedly installed.

Referring to fig. 1-7, an elastic assembly 9 is further provided between the snap lock 3 and the middle portion of the connecting piece 1, the elastic assembly 9 includes a pressing pad 901 at the upper side, a belleville spring 902 is provided at the lower side of the pressing pad 901, a fixing pad 903 is provided at the lower side of the belleville spring 902, the elastic assembly 9 is provided, the fixing pad 903 is fixedly connected with the connecting piece 1, when the snap lock 3 is rotated, the pressing pad 901 abutting against the outer wall of the protrusion 4 under the action of the belleville spring 902 can be moved downwards in the vertical direction, so that the lower end of the lock rod 6 maintaining the rotation level with the protrusion 4 is displaced a distance in the direction away from the connecting piece 1, and it is worth mentioning that the end of the protrusion 4 is provided in a circular arc shape, and the snap lock 3 and the protrusion 4 are rotated around the letter pin 8, and because the tip of the arch 4 that sets up is circular-arc reason to in the rotation process, the relation that the outer wall of the arch 4 that sets up contacted with the outer wall of compressing tightly gasket 901 all the time can make locking lever 6 move a distance downwards in vertical direction, and elastic component 9 inserts and establishes on locking lever 6, and this locking lever 6 that sets up inserts and establishes the inside position of connecting hole 101, and the lower extreme of locking lever 6 passes connecting hole 101 and extends to the downside position of connection piece 1.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not depart from the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A flat lock, comprising:

the connecting piece (1), the four corners of the connecting piece (1) are all provided with connecting holes (101);

quick lock (3), connecting hole (101) department on connection piece (1) of distribution, and rotate between quick lock (3) and demountable installation locking lever (6) on connecting hole (101) and be connected, and be located quick lock (3) and connection piece (1) middle part between still be equipped with elastic component (9).

2. A flat lock according to claim 1, characterized in that the middle part of the connecting piece (1) is square-shaped and provided with a positioning hole (2).

3. A flat lock according to claim 1, characterized in that a wrench (5) is fixedly mounted at the outer end of the quick lock (3), and a protrusion (4) is fixedly connected to the inner end of the quick lock (3).

4. A flat lock according to claim 1, characterized in that the elastic member (9) comprises a pressing pad (901) at the upper position, the lower side of the pressing pad (901) is provided with a belleville spring (902), the lower side of the belleville spring (902) is provided with a fixing pad (903), and the fixing pad (903) is fixedly connected with the connecting hole (101) through a screw (10).

5. A flat lock as claimed in claim 1, wherein the locking bar (6) is fixedly provided at its upper end with a connecting shaft (7), the connecting shaft (7) being rotatably connected to the protrusion (4) by means of a letter pin (8).