CN217735944U

CN217735944U - Combined LED full-color advertising screen

Info

Publication number: CN217735944U
Application number: CN202220913229.4U
Authority: CN
Inventors: 高丽平
Original assignee: Mincai Fujian Electronic Technology Co ltd
Current assignee: Mincai Fujian Electronic Technology Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-11-04
Anticipated expiration: 2032-04-19

Abstract

The utility model relates to a LED advertising screen installs technical field, especially relates to a modular full-color advertising screen of LED, including screen four corners fixed connection's connecting block, the inside embedding of connecting block has the bayonet lock, bayonet lock and connecting rod fixed connection, connecting rod and block ring fixed connection, and the bayonet lock encircles and the base rotates to be connected. The utility model discloses at the in-process of carrying out the concatenation, the operator drives connecting rod and bayonet lock one end through rotating the block zone after the recess that the screen surface was seted up with the protruding embedding of base surface for the inside of bayonet lock embedding connecting rod makes the screen of different groups spliced together, need not use the bolt just can be comparatively firm realization screen's concatenation combination, and the operation is safe convenient.

Description

Combined LED full-color advertisement screen

Technical Field

The utility model relates to a LED advertising screen installs technical field, especially relates to a modular full-color advertising screen of LED.

Background

Along with the development of the times, people can choose the LED advertising screen to put advertisements when people put outdoor advertisements, and people can make the advertisements into videos and introduce commodities in more detail when the advertising screen is used for putting the advertisements.

Patent document (CN 201410484876.8) proposes an LED advertisement display screen, and its main technical solution is: the utility model provides a LED advertisement display screen, which comprises a screen body, the face guard, printing opacity cover, LED light source subassembly, the heating panel, the face guard adopts clear glass or transparent resin to make, one side swing joint of face guard is on the screen body, the opposite side of face guard passes through buckle tongue-turning lock or hasp connection on the lamp body, printing opacity cover and lamp body are formed with the light source room, the indoor LED light source subassembly that is equipped with of light source, LED light source subassembly includes the base plate and fixes a plurality of LED light sources on the base plate, the one side at the heating panel is fixed to the base plate, the welding of the another side of heating panel has the heat dissipation burr, the heat dissipation burr is the toper, the cross-sectional diameter of heat dissipation burr is reduced to the other end by the welding end gradually, the heating panel forms the heat dissipation cavity with the lamp body, the heat dissipation burr is located in the heat dissipation cavity, be the toper through setting up the heat dissipation burr, when increasing heat radiating area, improve the ventilation performance of heating panel, thereby effectively improving the radiating effect, thereby effectively improving the life of display screen, and low cost.

The existing scheme can perform a better heat dissipation function on the LED advertising screen, but still has the following problems: when carrying out the advertisement and putting, in order to improve the visual scope of advertisement, people set up the advertisement screen in higher place usually, need become the bigger advertisement screen of display area with the combination of multiunit advertisement screen this moment, and the people in the distance of being convenient for watches the advertisement of putting, but current advertisement screen need adapt to more bolt when the equipment concatenation, and when the eminence operation, the bolt has the risk that drops, has increased the risk degree of advertisement screen concatenation in-process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the following problems existing in the prior art: traditional advertising screen has higher risk when using the bolt to splice at in-service use in-process.

For solving the problem that prior art exists, the utility model provides a modular full-color advertising screen of LED, connecting block including screen four corners fixed connection, the inside embedding of connecting block has the bayonet lock, bayonet lock and connecting rod fixed connection, connecting rod and block ring fixed connection, block ring and base rotate to be connected, through such design, carry out the in-process of concatenation at the screen, the operator is behind the recess of seting up the protruding embedding screen surface on base surface, drive connecting rod and bayonet lock one end through rotating the block ring, make the inside of bayonet lock embedding connecting rod, make the screen of different groups spliced together, need not use the bolt just can be comparatively firm the concatenation combination of realization screen, the operation is safe convenient.

Preferably, one side of the base, which is close to the screen, is provided with a protrusion, and the protrusion is embedded into a groove formed in the surface of the screen.

Preferably, the bayonet lock sets up to arc, and the one end that the connecting rod was kept away from to the bayonet lock sets up to arc, and through such design, behind bayonet lock embedding connecting block was inside, connecting block and screen all can receive the restriction of bayonet lock in vertical and horizontal direction's removal, and the bayonet lock tip sets up to arc for the inside of bayonet lock embedding connecting block can be smooth-going.

Preferably, the inner wall of the clamping ring is provided with a limiting groove, a limiting pin is embedded in the limiting groove, the limiting pin is fixedly connected with the sliding rod, the sliding rod is connected with the fixing plate in a sliding mode, a supporting spring is fixedly connected between the fixing plate and the limiting pin, the fixing plate is fixedly connected with the base, in the process that an operator rotates the clamping ring to drive the clamping pin to be embedded into the connecting block, the limiting pin can be gradually separated from one group of limiting groove inner walls under the extrusion of the inner wall of the limiting groove and embedded into the next group of limiting groove until the clamping pin completely enters the connecting block, the limiting pin is completely embedded into one group of limiting groove at the moment, the supporting of the limiting pin is achieved through the supporting spring, and the clamping between the limiting groove and the limiting pin can be achieved, the clamping ring cannot rotate reversely, the clamping pin can be firmly embedded into the connecting block, the operator does not need to perform redundant operation, and self-locking of the device can be achieved.

Preferably, the limiting groove and the limiting pin are both wedge-shaped, and through the design, the limiting pin is favorably separated from the limiting groove in one direction and is firmly engaged with the limiting groove in the other direction.

Preferably, the limiting grooves are uniformly formed in the inner wall of the clamping ring, each group of limiting grooves is connected with the adjacent limiting grooves end to end, and through the design, the limiting pin can be embedded into the other group of limiting grooves after being separated from one group of limiting grooves.

Preferably, the direction of the tip of the limit pin is the same as the direction in which the detent pin extends relative to the connecting rod, and the design is such that the direction of rotation limited by the limit pin is the same as the direction of rotation when the detent pin is disengaged from the connecting block.

Preferably, the slide bar is far away from one end and the connecting plate fixed connection of spacer pin, connecting plate and pull ring fixed connection, and the pull ring sets up to the ring, and through such design, the operator passes through pull ring and connecting plate pulling slide bar and spacer pin, can make the spacer pin break away from the inside of spacing groove completely, and the rotation snap ring that the operator can be free afterwards dismantles the screen of splicing together.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the in-process of splicing is carried out at the screen, and the operator drives connecting rod and bayonet lock one end through rotating the block area behind the recess of seting up the protruding embedding screen surface on base surface for the inside of bayonet lock embedding connecting rod makes the screen of different groups spliced together, need not use the bolt just can be comparatively firm the concatenation combination of realization screen, the operation is safe convenient.

2. In-process that the operator rotated block area and moved the bayonet lock embedding connecting block inside, the spacer pin is under the extrusion of spacing inslot wall, can break away from a set of spacing inslot portion gradually, and imbed a set of spacing groove down, get into the connecting block inside completely until the bayonet lock, the spacer pin imbeds a set of spacing inslot portion completely this moment, support through supporting spring to the spacer pin, and block between spacing groove and the spacer pin, the unable antiport of block ring, make the inside at the connecting block that inlays that the bayonet lock can be firm, the operator need not carry out unnecessary operation, just can realize device's auto-lock.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

fig. 2 is an enlarged schematic view of a portion of a structure in fig. 1 according to the present invention;

FIG. 3 is a schematic sectional view of the base, the engaging ring and the limiting groove of the present invention;

fig. 4 is a schematic front sectional view of a partial structure of the screen, the base and the limiting groove of the present invention;

fig. 5 is an enlarged schematic view of a partial structure at B in fig. 4 according to the present invention;

fig. 6 is a schematic bottom sectional view of the screen and the base according to the present invention.

Reference numerals are as follows: 110. a screen; 120. connecting blocks; 210. a base; 211. clamping a ring; 212. a connecting rod; 213. a bayonet lock; 310. a limiting groove; 311. a spacing pin; 312. a slide bar; 313. a fixing plate; 314. a support spring; 320. a connecting plate; 321. and (4) a pull ring.

Detailed Description

In order to make the technical means, creation features, achievement objects and functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-6, a combined LED full-color advertisement screen is assembled by the following components:

assembly description: the connection block 120 is fixedly installed at four corners of the screen 110 using snap members, the snap ring 211 is fitted over a hollow portion of the base 210, then the snap ring 211 and the connecting rod 212 are welded, the snap pin 213 is welded at a side of the connecting rod 212 far from the snap ring 211, a protrusion of the surface of the base 210 is aligned with a hole of the surface of the screen 110, the protrusion is inserted into the surface of the screen 110, and then the snap ring 211 is rotated so that the snap pin 213 is inserted into the inside of the connection block 120.

Description of the working principle: in the using process of the device, an operator clamps the base 210 at the boundary of the four sets of screens 110, then rotates the clamping ring 211, the clamping ring 211 drives the four sets of connecting rods 212 and the four sets of clamping pins 213 to rotate, so that the four sets of clamping pins 213 are respectively embedded inside the one set of connecting blocks 120, the four sets of connecting blocks 120 are respectively fixedly arranged on the corners of the one set of screens 110, and at this time, the four sets of screens 110 are spliced together.

Example 2

assembly description: the clamping ring 211 is sleeved outside the base 210, a limiting groove 310 is uniformly formed in the inner wall of the clamping ring 211, a limiting pin 311 and a sliding rod 312 are welded, then the sliding rod 312 penetrates through a fixing plate 313, the fixing plate 313 is welded on the surface of the base 210, a connecting plate 320 is welded at one end, far away from the limiting pin 311, of the sliding rod 312, the connecting plate 320 and one end, far away from a metal round rod of a pull ring 321 are welded, and a supporting spring 314 is welded between the limiting pin 311 and the fixing plate 313.

Description of the working principle: the limiting pin 311 is embedded in the limiting groove 310 under the action of the supporting spring 314, when an operator rotates the clamping ring 211 in one direction, the limiting pin 311 is extruded by the inner wall of the limiting groove 310, and gradually separated from the inside of one group of limiting grooves 310, and is embedded in the inside of the other group of limiting grooves 310 after being completely separated, when the operator wants to rotate the clamping ring 211 in the direction, the limiting pin 311 is pushed by the fixing plate 313 and is embedded in the limiting groove 310, and when the limiting pin 311 and the limiting groove 310 are mutually clamped, the reverse rotation of the clamping ring 211 is limited, so that the self-locking of the device is realized, the operator pulls the sliding rod 312 and the limiting pin 311 through the pull ring 321 and the connecting plate 320, so that after the limiting pin 311 is separated from the inside of the limiting grooves 310, the operator can freely rotate the clamping ring 211.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a modular LED full-color advertisement screen which characterized in that: the novel screen connecting device comprises a connecting block (120) fixedly connected with four corners of a screen (110), wherein a clamping pin (213) is embedded in the connecting block (120), the clamping pin (213) is fixedly connected with a connecting rod (212), the connecting rod (212) is fixedly connected with a clamping ring (211), and the clamping ring (211) is rotatably connected with a base (210).

2. The combined LED full-color advertising screen according to claim 1, characterized in that: a bulge is arranged on one side, close to the screen (110), of the base (210), and the bulge is embedded into a groove formed in the surface of the screen (110).

3. The combined LED full-color advertising screen according to claim 1, characterized in that: the clamping pin (213) is arc-shaped, and one end of the clamping pin (213) far away from the connecting rod (212) is arc-shaped.

4. The combined LED full-color advertising screen according to claim 1, characterized in that: the inner wall of the clamping ring (211) is provided with a limiting groove (310), a limiting pin (311) is embedded into the limiting groove (310), the limiting pin (311) is fixedly connected with a sliding rod (312), the sliding rod (312) is slidably connected with a fixing plate (313), a supporting spring (314) is fixedly connected between the fixing plate (313) and the limiting pin (311), and the fixing plate (313) is fixedly connected with a base (210).

5. The combined LED full-color advertising screen according to claim 4, characterized in that: the limiting groove (310) and the limiting pin (311) are both wedge-shaped.

6. The combined LED full-color advertising screen according to claim 5, characterized in that: the limiting grooves (310) are uniformly formed in the inner wall of the clamping ring (211), and each group of limiting grooves (310) is connected with the adjacent limiting grooves (310) end to end.

7. The combined LED full-color advertising screen according to claim 4, characterized in that: the direction of the tip of the limiting pin (311) is the same as the extending direction of the clamping pin (213) relative to the connecting rod (212).

8. The combined LED full-color advertising screen according to claim 4, characterized in that: one end, far away from the limiting pin (311), of the sliding rod (312) is fixedly connected with the connecting plate (320), the connecting plate (320) is fixedly connected with the pull ring (321), and the pull ring (321) is circular.