Display screen lock catch

Abstract

The utility model provides a display screen lock catch, and particularly relates to the technical field of display screen lock catches, the display screen lock catch comprises an air purifier and a display screen support, the display screen support comprises a fixing rod, a first fixing seat and a second fixing seat, and the fixing rod is fixedly connected to the back of the display screen support. A sleeve is pushed upwards, a pin rod is driven to slide out of a threaded pipe, a first spring is compressed, then one end of the pin rod is inserted into a first insertion hole in the bottom of another display screen support, in the insertion process, through arrangement of an arc face at one end of the pin rod, a clamping plate is guided and pushed, the clamping plate compresses a second spring, the pin rod penetrates through a second insertion hole, and the second spring rebounds; the second inserting hole of the clamping plate is clamped into the clamping groove so as to be fixed, then the threaded sleeve is screwed, the threaded sleeve faces downwards so as to press the base downwards, and therefore it can be guaranteed that clamping connection of the clamping plate and the clamping groove is more stable.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen lock buckles, in particular to a display screen lock buckle. Background Art

[0002] LED electronic display is a display method that controls semiconductor light-emitting diodes. It is composed of tens of thousands to hundreds of thousands of semiconductor light-emitting diode pixels arranged evenly. It uses different materials to manufacture LED pixels of different colors to display text, graphics, images, animations, market conditions, videos, video signals and other information. The most widely used are red, green and yellow. The development of blue and pure green LEDs has reached the practical stage. When installing and splicing multiple LED display screens, lock buckles are usually used for fixing. However, the existing lock buckles are more troublesome to operate and inconvenient for workers to install. Utility Model Content

[0003] The purpose of the utility model is to provide a display screen lock to solve the problem proposed in the above background technology that when installing and splicing multiple LED display screens, locks are usually used for fixing, but the existing locks are cumbersome to operate and inconvenient for workers to install.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: including a display screen bracket, the display screen bracket including a fixing rod, a first fixing seat and a second fixing seat, the fixing rod is fixedly connected to the back of the display screen bracket, the first fixing seat is fixedly connected to the upper side of the back of the display screen bracket, the second fixing seat is fixedly connected to the lower side of the back of the display screen bracket, a locking mechanism is arranged inside the first fixing seat and the second fixing seat, the locking mechanism includes a threaded tube, a bolt, a pin rod, a card slot, a limit slot, a base, a first spring, a sleeve, a threaded sleeve, a first jack, a second spring, a card plate and a second jack, the top of the inner side of the first fixing seat is fixedly connected A threaded tube is provided, one side of the threaded tube is threadedly penetrated and connected with a bolt, the bottom of the threaded tube is slidably penetrated and connected with a pin rod, a card groove is provided on the outer side of one end of the pin rod, a limiting groove is provided on the outer side of the pin rod, the bottom of the pin rod is fixedly connected with a base, the top of the base is fixedly connected with a first spring, the bottom of the base is fixedly connected with a sleeve, the outer side of the threaded tube is threadedly connected with a threaded sleeve, a first hole is penetrated and opened at the bottom of the second fixing seat, a second spring is connected to the inner side of the second fixing seat, one end of the second spring is connected with a card plate, a second hole is provided on the surface of the card plate, and an anti-collision mechanism is provided on the top of the display screen bracket.

[0005] Preferably, the outer wall of the bolt fits with the inner wall of the limiting groove, one end of the pin rod is arranged in an arc shape, and the sleeve is slidably connected to the fixing rod.

[0006] Preferably, the clamping plate is slidably connected to the second fixing seat.

[0007] Preferably, the anti-collision mechanism includes a connecting seat, a sliding hole, a sliding rod, a third spring, an inclined sliding groove, a connecting shaft, a tension spring, an articulated seat, a guard plate and a fixed groove. A connecting seat is fixedly connected to one side of the top of the display screen bracket, a sliding hole is provided on the top of the connecting seat, a sliding rod is slidably penetrated and connected to the inner side of the sliding hole, a third spring is sleeved on the outer side of the sliding rod, an inclined sliding groove is provided on one side of the connecting seat, a connecting shaft is slidably connected to the inner side of the inclined sliding groove, tension springs are fixedly connected to the outer sides of both ends of the connecting shaft, an articulated seat is hinged on the outer side of the connecting shaft, a guard plate is fixedly connected to the top of the articulated seat, a through groove is provided on the top of the guard plate, and a fixing groove is provided on the inner side of the through groove.

[0008] Preferably, one end of the tension spring is fixedly connected to the connecting seat, and two inclined slide grooves are provided.

[0009] Preferably, the outer side of one end of the sliding rod is clamped on the inner side of the fixing groove.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: when using the display screen lock buckle, the operator holds the sleeve and pushes the sleeve upward to drive the pin rod to slide out of the threaded tube and compress the first spring, and then inserts one end of the pin rod into the first plug hole at the bottom of another display screen bracket. During the insertion process, the arc surface at one end of the pin rod is set to guide and push the card plate, the card plate compresses the second spring, the pin rod passes through the second plug hole, the second spring rebounds, and the second plug hole of the card plate is inserted into the card slot to fix it, and then the threaded sleeve is twisted, the threaded sleeve is downward, thereby pressing down the base, so that the card plate and the display screen bracket can be ensured. The card connection of the card slot is more stable, and the outer side of one end of the sliding rod is carded on the inner side of the fixed slot, so that the guard plate can be fixed. The protruding guard plate can prevent the display screen from touching the ground and being damaged when the display screen bracket tips over. During installation, one end of the sliding rod protrudes from the surface of the guard plate. When it contacts the top display screen bracket, it will resist one end of the sliding rod and press the sliding rod downward, thereby compressing the third spring, so that the outer side of one end of the sliding rod is separated from the inner side of the fixed slot and presses down the guard plate. The guard plate cannot be fixed, and the connecting shaft on the hinge seat will slide in the inclined slot, and the guard plate slides down with a tilting motion, thereby completing the upper and lower docking assembly of the two display screen brackets. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the back structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of the fixed rod and the sleeve cooperating with each other in the utility model;

[0013] Figure 3 This is a schematic diagram of the structure of the threaded pipe and the pin rod cooperating with each other in the utility model;

[0014] Figure 4 This is a schematic diagram of the structure of the card plate and the second socket cooperating with each other in the utility model;

[0015] Figure 5 This is a schematic diagram of the structure of the inclined slide and the connecting shaft cooperating with each other in the utility model;

[0016] Figure 6 This is a schematic diagram of the structure of the slide hole and the slide rod cooperating with each other in the utility model;

[0017] Figure 7 This is a schematic diagram of the structure of the inclined slideway of the utility model.

[0018] In the figure: 1. display screen bracket; 2. fixing rod; 3. first fixing seat; 4. second fixing seat; 5. locking mechanism; 501. threaded tube; 502. bolt; 503. pin rod; 504. card slot; 505. limit slot; 506. base; 507. first spring; 508. sleeve; 509. threaded sleeve; 510. first plug hole; 511. second spring; 512. card plate; 513. second plug hole; 6. anti-collision mechanism; 601. connecting seat; 602. sliding hole; 603. sliding rod; 604. third spring; 605. inclined slide slot; 606. connecting shaft; 607. tension spring; 608. hinge seat; 609. guard plate; 610. fixing slot. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0021] Example

[0022] See also Figure 1-7The utility model display screen lock includes a display screen bracket 1, the display screen bracket 1 includes a fixing rod 2, a first fixing seat 3 and a second fixing seat 4, the fixing rod 2 is fixedly connected to the back of the display screen bracket 1, the first fixing seat 3 is fixedly connected to the upper side of the back of the display screen bracket 1, and the second fixing seat 4 is fixedly connected to the lower side of the back of the display screen bracket 1. A locking mechanism 5 is arranged inside the first fixing seat 3 and the second fixing seat 4. The locking mechanism 5 includes a threaded tube 501, a bolt 502, a pin rod 503, a card slot 504, a limit slot 505, a base 506, and a first spring 507. , sleeve 508, threaded sleeve 509, first plug hole 510, second spring 511, clamping plate 512 and second plug hole 513, the top of the inner side of the first fixing seat 3 is fixedly connected with a threaded tube 501, one side of the threaded tube 501 is threadedly connected with a bolt 502, the bottom of the threaded tube 501 is slidably connected with a pin rod 503, a clamping groove 504 is provided on the outer side of one end of the pin rod 503, a limiting groove 505 is provided on the outer side of the pin rod 503, the bottom of the pin rod 503 is fixedly connected with a base 506, the top of the base 506 is fixedly connected with a first spring 507, the base 50 The bottom of the second fixing seat 4 is fixedly connected with a sleeve 508, the outer side of the threaded tube 501 is threadedly connected with a threaded sleeve 509, the bottom of the second fixing seat 4 is penetrated with a first plug hole 510, the inner side of the second fixing seat 4 is connected with a second spring 511, one end of the second spring 511 is connected with a card plate 512, and the surface of the card plate 512 is provided with a second plug hole 513, and the top of the display screen bracket 1 is provided with an anti-collision mechanism 6. When in use, the operator holds the sleeve 508 and pushes the sleeve 508 upward to drive the pin rod 503 to slide out of the threaded tube 501 and compress the first spring 507. Then, one end of the pin rod 503 is inserted into the first socket 510 at the bottom of the other display screen bracket 1. During the insertion process, the arc surface at one end of the pin rod 503 is set to guide and push the card plate 512, and the card plate 512 compresses the second spring 511. The pin rod 503 passes through the second socket 513, and the second spring 511 rebounds. The second socket 513 of the card plate 512 is inserted into the card slot 504 to fix it. Then, the threaded sleeve 509 is screwed downward, thereby pressing down the base 506, so that the card plate 512 and the card slot 504 can be more stably connected.

[0023] In order to limit the pin rod 503 , the outer wall of the bolt 502 fits with the inner wall of the limiting groove 505 , one end of the pin rod 503 is arranged in an arc shape, and the sleeve 508 is slidably connected to the fixing rod 2 .

[0024] In order to facilitate the vertical installation of the two display screen brackets 1 , the clamping plate 512 is slidably connected to the second fixing seat 4 .

[0025] In order to protect the display screen, the anti-collision mechanism 6 includes a connecting seat 601, a sliding hole 602, a sliding rod 603, a third spring 604, an inclined sliding groove 605, a connecting shaft 606, a tension spring 607, a hinge seat 608, a guard plate 609 and a fixed groove 610. A connecting seat 601 is fixedly connected to one side of the top of the display screen bracket 1. A sliding hole 602 is provided on the top of the connecting seat 601. The sliding rod 603 is slidably penetrated and connected to the inner side of the sliding hole 602. The third spring 604 is sleeved on the outer side of the sliding rod 603. An inclined sliding groove 605 is provided on one side of the connecting seat 601. The inner side of the inclined sliding groove 605 is slidably connected to the connecting shaft 606. The outer sides of both ends of the connecting shaft 606 are fixedly connected to the tension springs 607. The outer side of the connecting shaft 606 is hinged to the hinge seat 608. The top of the hinge seat 608 is fixedly connected to the guard plate 609. A through groove is provided at the top of the guard plate 609, and a fixing groove 610 is provided on the inner side of the through groove. The outer side of one end of the slide bar 603 is clamped on the inner side of the fixing groove 610, so that the guard plate 609 can be fixed. The protruding guard plate can prevent the display screen from touching the ground and being damaged when the display screen bracket 1 falls over. During installation, one end of the slide bar 603 protrudes from the surface of the guard plate 609. When it contacts the top display screen bracket 1, it will resist one end of the slide bar 603 and press the slide bar 603 downward, thereby compressing the third spring 604, so that the outer side of one end of the slide bar 603 is separated from the inner side of the fixing groove 610, pressing down the guard plate 609. The guard plate 609 cannot be fixed, and the connecting shaft 606 on the hinge seat 608 will slide in the inclined slide groove 605, and the guard plate 609 slides down with a tilting motion, thereby completing the upper and lower docking assembly of the two display screen brackets 1.

[0026] Furthermore, one end of the tension spring 607 is fixedly connected to the connecting seat 601 , and two inclined slide grooves 605 are provided.

[0027] Furthermore, the outer side of one end of the sliding rod 603 is clamped on the inner side of the fixing groove 610 .

[0028] Working principle: When in use, the operator holds the sleeve 508 and pushes the sleeve 508 upward to drive the pin rod 503 to slide out of the threaded tube 501 and compress the first spring 507, and then inserts one end of the pin rod 503 into the first socket 510 at the bottom of another display screen bracket 1. During the insertion process, the arc surface at one end of the pin rod 503 is set to guide and push the card plate 512, and the card plate 512 compresses the second spring 511. The pin rod 503 passes through the second socket 513, and the second spring 511 rebounds. The second socket 513 of the card plate 512 is inserted into the card slot 504 to fix it, and then the threaded sleeve 509 is twisted, and the threaded sleeve 509 is downward, thereby pressing down the base 506, which can ensure that the card plate 512 and the card slot 504 are fixed. The connection is more stable, and the outer side of one end of the slide bar 603 is connected to the inner side of the fixing groove 610, so that the guard plate 609 can be fixed. The protruding guard plate can prevent the display screen from touching the ground and being damaged when the display screen bracket 1 falls over. During installation, one end of the slide bar 603 protrudes from the surface of the guard plate 609. When it contacts the top display screen bracket 1, it will resist one end of the slide bar 603 and press the slide bar 603 downward, thereby compressing the third spring 604, so that the outer side of one end of the slide bar 603 is separated from the inner side of the fixing groove 610, pressing down the guard plate 609, and the guard plate 609 cannot be fixed. The connecting shaft 606 on the hinge seat 608 will slide in the inclined slide groove 605, and the guard plate 609 slides down with a tilting motion, thereby completing the upper and lower docking assembly of the two display screen brackets 1.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the implementation rules without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A display screen lock, comprising a display screen bracket (1), the display screen bracket (1) comprising a fixing rod (2), a first fixing seat (3) and a second fixing seat (4), the fixing rod (2) being fixedly connected to the back of the display screen bracket (1), the first fixing seat (3) being fixedly connected to the upper side of the back of the display screen bracket (1), the second fixing seat (4) being fixedly connected to the lower side of the back of the display screen bracket (1), a locking mechanism (5) being arranged inside the first fixing seat (3) and the second fixing seat (4), the locking mechanism (5) comprising a threaded tube (501), a bolt (502), a pin rod (503), a card slot (504), a limit slot (505), a base (506), a first spring (507), a sleeve (508), a threaded sleeve (509), a first plug hole (510), a second spring (511), a card plate (512) and a second plug hole (513), the top of the inner side of the first fixing seat (3) being fixedly connected to the threaded tube (501), the threaded tube (501) being fixedly connected to the inner side of the first fixing seat (3 ... A bolt (502) is threadedly connected to one side of the tube (501), and a pin rod (503) is slidably connected to the bottom of the threaded tube (501). A clamping groove (504) is provided on the outer side of one end of the pin rod (503), and a limiting groove (505) is provided on the outer side of the pin rod (503). The bottom of the pin rod (503) is fixedly connected to a base (506), and the top of the base (506) is fixedly connected to a first spring (507). The bottom of the base (506) is fixedly connected to the first spring (507). A sleeve (508) is connected, the outer side of the threaded tube (501) is threadedly connected to a threaded sleeve (509), a first plug hole (510) is provided through the bottom of the second fixing seat (4), a second spring (511) is connected to the inner side of the second fixing seat (4), one end of the second spring (511) is connected to a card plate (512), a second plug hole (513) is provided on the surface of the card plate (512), and an anti-collision mechanism (6) is provided on the top of the display screen bracket (1).

2. The display screen lock according to claim 1, characterized in that: The outer wall of the bolt (502) fits with the inner wall of the limiting groove (505), one end of the pin rod (503) is arranged in an arc shape, and the sleeve (508) is slidably connected to the fixing rod (2).

3. The display screen lock according to claim 1, characterized in that: The clamping plate (512) is slidably connected to the second fixing seat (4).

4. The display screen lock according to claim 1, characterized in that: The anti-collision mechanism (6) comprises a connecting seat (601), a sliding hole (602), a sliding rod (603), a third spring (604), an inclined sliding groove (605), a connecting shaft (606), a tension spring (607), a hinge seat (608), a guard plate (609) and a fixing groove (610). The connecting seat (601) is fixedly connected to one side of the top of the display screen bracket (1). The top of the connecting seat (601) is provided with a sliding hole (602). The inner side of the sliding hole (602) is slidably penetrated by a sliding rod (603). The sliding rod (603) is fixedly connected to the top of the display screen bracket (1). ) is sleeved on the outer side of the connecting seat (601), an inclined slide groove (605) is provided on one side, a connecting shaft (606) is slidably connected to the inner side of the inclined slide groove (605), tension springs (607) are fixedly connected to the outer sides of both ends of the connecting shaft (606), an articulated seat (608) is hinged on the outer side of the connecting shaft (606), a guard plate (609) is fixedly connected to the top of the articulated seat (608), a through groove is provided on the top of the guard plate (609), and a fixing groove (610) is provided on the inner side of the through groove.

5. The display screen lock according to claim 4, characterized in that: One end of the tension spring (607) is fixedly connected to the connecting seat (601), and two inclined sliding grooves (605) are provided.

6. The display screen lock according to claim 4, characterized in that: The outer side of one end of the sliding rod (603) is clamped on the inner side of the fixing groove (610).

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