CN219834764U

CN219834764U - External power supply assembly for display screen

Info

Publication number: CN219834764U
Application number: CN202320890354.2U
Authority: CN
Inventors: 刘建河; 邢高照; 杭毛宁
Original assignee: Henan Lianshida Photoelectric Technology Co ltd
Current assignee: Henan Lianshida Photoelectric Technology Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-10-13
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses an external power supply component for a display screen, which comprises: the fixed installation box that sets up in the display screen outside sets up clamping structure and heat radiation structure in the installation box, and clamping structure includes: the damping rotary shafts are embedded in the top surfaces of the fixed blocks, and the top surfaces of the damping rotary shafts are connected with the ejector rods; the heat dissipation structure includes: the elastic telescopic tube group is arranged on the inner side surface of the installation box body, the elastic telescopic tube group is hinged with the radiating fin, and the radiating fin clamps the battery box. When putting into the installation box with the battery case, the battery case side can push up gradually and hold the fin side until battery case bottom surface contact backup pad, and the battery case side is laminated with the fin side is parallel and level completely, and the fin not only possesses certain centre gripping fixed effect to the battery case, in time transmits the battery case heat to the absorption simultaneously, reaches the radiating effect of preferred.

Description

External power supply assembly for display screen

Technical Field

The utility model relates to the technical field of display screen power supply assembly installation, in particular to an external power supply assembly for a display screen.

Background

When the display screen is used outdoors, a special power supply assembly is generally required to be carried for supplying power to the display screen. The patent number is: "CN215527130U", patent name: the utility model relates to a power supply assembly convenient for supplying power to a color screen, which comprises a display screen, and further comprises a supporting assembly, wherein the supporting assembly comprises a bottom frame, a supporting frame and a power supply box, universal wheels are arranged on the bottom surface of the bottom frame, jacks are uniformly and vertically arranged on two sides of the top surface of the bottom frame in a penetrating mode, the power supply box is vertically inserted in the middle of the top surface of the bottom frame in a penetrating mode, a plurality of arc elastic sheets are uniformly fixed on the bottom surface of the power supply box, the supporting frame is vertically fixed on the top surface of the bottom frame, and the display screen is vertically arranged on the top surface of the supporting frame. The color screen and the power supply are assembled into the same whole, so that the portable multifunctional color screen is convenient to carry, and meanwhile, the stability of the cable in connection is guaranteed.

However, the above power supply assembly still has certain usage drawbacks for certain usage situations: on the one hand, the battery box is reduced in vibration damage through the buffering and damping of the arc-shaped elastic piece, but the structural design is unfavorable for integral fixation, so that the battery box can easily move, and the battery box is inconvenient to detach. On the other hand, the above-mentioned power supply module does not have a heat dissipation function, and if it encounters high-temperature weather outdoors, the safety cannot be ensured when in use. Accordingly, a need exists for a more specialized power supply assembly that addresses the above-described deficiencies.

Disclosure of Invention

The utility model overcomes the defects of the prior art and provides an external power supply component for a display screen.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an external power supply assembly for a display screen, comprising: the fixed installation box that sets up in the display screen outside, set up clamping structure and heat radiation structure in the installation box, clamping structure includes: the damping rotary shafts are embedded into the top surfaces of the fixed blocks, and the top surfaces of the damping rotary shafts are connected with the ejector rods; the heat dissipation structure includes: the elastic telescopic tube group is arranged on the inner side surface of the installation box body, the elastic telescopic tube group is hinged with the radiating fin, and the radiating fin clamps the battery box.

In a preferred embodiment of the utility model, a plurality of supporting springs are arranged on the bottom surface of the inner side of the installation box body, supporting plates are arranged on the upper parts of the supporting springs, and ventilation holes are uniformly formed on the surfaces of the supporting plates.

In a preferred embodiment of the utility model, a hollow cavity is arranged on the inner wall of the installation box body, and the hollow cavity is communicated with the inside of the installation box body through a plurality of ventilation holes.

In a preferred embodiment of the present utility model, an exhaust hole is provided on the bottom surface of the outer side of the installation box, the exhaust hole is communicated with the hollow cavity, and an exhaust fan is provided at the exhaust hole.

In a preferred embodiment of the present utility model, a second torsion spring is disposed at the connection position of the heat sink and the elastic telescopic tube set, and an acute included angle between the side surface of the heat sink and the vertical plane is between 5 ° and 10 °.

In a preferred embodiment of the utility model, the top surface of the installation box body is provided with an arc-shaped guide groove, and two ends of the arc-shaped guide groove are provided with positioning grooves.

In a preferred embodiment of the present utility model, a stop lever is disposed at the bottom end of the ejector rod, and the stop lever is slidably connected with the guide slot, and the stop lever can enter the positioning slot.

In a preferred embodiment of the present utility model, a rubber layer is disposed on the side of the heat sink.

The utility model solves the defects existing in the background technology, and has the following beneficial effects:

(1) When the battery box is placed in the mounting box body, the side face of the battery box gradually supports the side face of the radiating fin until the bottom face of the battery box contacts the supporting plate, the side face of the battery box is completely flush with the side face of the radiating fin, the radiating fin not only has a certain clamping and fixing effect on the battery box, but also clings to the outer side face of the battery box, and heat of the battery box is timely transferred to be absorbed, so that a better radiating effect is achieved.

(2) According to the utility model, the battery box is flexibly fixed in the vertical direction through the ejector rod and the supporting plate, and is flexibly fixed in the horizontal direction through the radiating fins, and the elastic telescopic tube group, the first torsion spring and the supporting spring have certain buffering effects, so that the rigid touch of the battery box and the mounting box body is prevented, and the collision damage of the battery box in the conveying process can be effectively avoided; and the limit release of the battery box can be realized by rotating the ejector rod, so that the whole power supply assembly is more convenient to assemble and disassemble.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a perspective view of a preferred embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a preferred embodiment of the present utility model;

FIG. 3 is a perspective view of a hidden heat sink structure in accordance with a preferred embodiment of the present utility model;

FIG. 4 is a perspective view of the clamping structure of the preferred embodiment of the present utility model;

fig. 5 is a schematic cross-sectional view of a heat dissipating structure according to a preferred embodiment of the present utility model.

Specifically, 1, installing a box body; 2. an assembly groove; 3. a fixed block; 4. damping the rotating shaft; 5. a push rod; 6. an elastic telescopic tube group; 7. a heat sink; 8. a support spring; 9. a support plate; 10. a hollow cavity; 11. an air vent; 12. an exhaust hole; 13. an exhaust fan; 14. a first torsion spring; 15. a second torsion spring; 16. an arc-shaped guide groove; 17. a positioning groove; 18. a limit rod; 19. and a rubber layer.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.

As shown in fig. 1 and 5, an external power module for a display screen includes: the fixed installation box 1 that sets up in the display screen outside sets up clamping structure and heat radiation structure in the installation box 1, and clamping structure includes: the damping rotary shafts 4 are embedded in the top surfaces of the fixed blocks 3, and the top surfaces of the damping rotary shafts 4 are connected with the ejector rods 5; the heat dissipation structure includes: the elastic telescopic tube group 6 is arranged on the inner side surface of the mounting box body 1, the elastic telescopic tube group 6 is hinged with the radiating fin 7, and the radiating fin 7 clamps the battery box.

As shown in fig. 2 and 3, a hollow cavity 10 is arranged on the inner wall of the installation box body 1, the hollow cavity 10 is communicated with the inside of the installation box body 1 through a plurality of ventilation holes 11, an exhaust hole 12 is arranged on the bottom surface of the outer side of the installation box body 1, the exhaust hole 12 is communicated with the hollow cavity 10, and an exhaust fan 13 is arranged at the exhaust hole 12. The exhaust fan 13 is started, the air in the air vent 11 enters the hollow cavity 10, and the exhaust fan 13 can exhaust the air in the hollow cavity 10 through the air outlet, so that the air around the radiating fins 7 is circularly replaced, the radiating efficiency of the radiating fins 7 is improved, and the radiating effect of the battery box is further achieved.

As shown in fig. 5, a second torsion spring 15 is arranged at the joint of the radiating fin 7 and the elastic telescopic tube group 6, and the acute included angle between the side surface of the radiating fin 7 and the vertical plane is 5-10 degrees, preferably 8 degrees. When putting into the installation box 1 with the battery case, the battery case side can gradually push up and hold fin 7 side, until battery case bottom surface contact backup pad 9, battery case side and the laminating of fin 7 side complete parallel and level, fin 7 not only possess certain centre gripping fixed effect to the battery case, hugs closely the battery case lateral surface simultaneously, in time transmits the battery case heat to the absorption to reach the radiating effect of preferred. Meanwhile, the rubber layer 19 is arranged on the side face of the radiating fin 7, so that the heat transfer effect between the battery box and the radiating fin 7 can be enhanced, and the radiating efficiency of the battery box is further improved.

In a preferred embodiment of the utility model, a plurality of supporting springs 8 are arranged on the bottom surface of the inner side of the installation box body 1, and a supporting plate 9 is arranged on the upper parts of the supporting springs 8. The battery box is flexibly fixed in the vertical direction through the ejector rod 5 and the supporting plate 9, meanwhile, the battery box is flexibly fixed in the horizontal direction through the radiating fins 7, the elastic telescopic tube group 6, the first torsion spring 14 and the supporting spring 8 have certain buffering effects, so that the battery box is prevented from rigidly touching the mounting box body 1, and the battery box can be effectively prevented from being knocked and damaged in the conveying process; and can realize the spacing to the battery case and remove through rotating ejector pin 5, it is more convenient when the whole dismouting of power supply unit, evenly set up the air vent simultaneously at backup pad 9 surface, be favorable to battery case radiating effect.

In a preferred embodiment of the utility model, the top surface of the installation box body 1 is provided with the arc-shaped guide groove 16, two ends of the arc-shaped guide groove 16 are provided with the positioning grooves 17, the bottom end of the ejector rod 5 is provided with the limiting rod 18, the limiting rod 18 is in sliding connection with the guide groove, the limiting rod 18 can enter the positioning grooves 17, the arc-shaped guide groove 16 can limit and correct the movement track of the ejector rod 5, and the positioning grooves 17 can enable the ejector rod 5 to stably prop against the battery pack, so that the loose and separation conditions are avoided.

The working principle of the utility model is as follows: under the initial condition, possess certain contained angle between fin 7 side and the vertical plane, upper portion distance is greater than the lower part distance between two fin 7 that the symmetry set up, put into the battery case with the battery case, the battery case side can gradually the top hold fin 7 side, battery case bottom surface contact backup pad 9, the complete parallel and level laminating of battery case side and fin 7 side, upwards lift ejector pin 5, stop lever 18 leaves constant head tank 17, rotatory ejector pin 5, until stop lever 18 gets into another constant head tank 17, the battery case is pressed to the ejector pin 5 other end this moment, realize the installation fixed to the battery case.

The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An external power supply assembly for a display screen, comprising: install box (1) of fixed setting outside the display screen, set up clamping structure and heat radiation structure in install box (1), its characterized in that, clamping structure includes: the damping device comprises a mounting box body (1), a plurality of assembly grooves (2) symmetrically arranged on the top surface of the mounting box body (1), a fixed block (3) is rotationally connected in the assembly grooves (2), a damping rotating shaft (4) is embedded into the top surface of the fixed block (3), and the top surface of the damping rotating shaft (4) is connected with a push rod (5); the heat dissipation structure includes: the elastic telescopic tube group (6) is arranged on the inner side surface of the mounting box body (1), the elastic telescopic tube group (6) is hinged to the radiating fin (7), and the radiating fin (7) clamps the battery box.

2. An external power supply assembly for a display screen as defined in claim 1, wherein: the mounting box body (1) is characterized in that a plurality of supporting springs (8) are arranged on the bottom surface of the inner side of the mounting box body, a plurality of supporting plates (9) are arranged on the upper portions of the supporting springs (8), and vent holes are uniformly formed in the surfaces of the supporting plates (9).

3. An external power supply assembly for a display screen as defined in claim 1, wherein: the inner wall of the installation box body (1) is provided with a hollow cavity body (10), and the hollow cavity body (10) is communicated with the inside of the installation box body (1) through a plurality of ventilation holes (11).

4. An external power module for a display screen as claimed in claim 3, wherein: the bottom surface outside the installation box body (1) is provided with an exhaust hole (12), the exhaust hole (12) is communicated with the hollow cavity body (10), and an exhaust fan (13) is arranged at the exhaust hole (12).

5. An external power supply assembly for a display screen as defined in claim 1, wherein: the connection part of the radiating fin (7) and the elastic telescopic tube group (6) is provided with a second torsion spring (15), and the acute included angle between the side surface of the radiating fin (7) and the vertical plane is 5-10 degrees.

6. An external power supply assembly for a display screen as defined in claim 1, wherein: the top surface of the installation box body (1) is provided with an arc-shaped guide groove (16), and two ends of the arc-shaped guide groove (16) are provided with positioning grooves (17).

7. An external power supply assembly for a display screen as defined in claim 6, wherein: the bottom end of the ejector rod (5) is provided with a limiting rod (18), the limiting rod (18) is in sliding connection with the guide groove, and the limiting rod (18) can enter the positioning groove (17).

8. An external power supply assembly for a display screen as defined in claim 1, wherein: a rubber layer (19) is arranged on the side face of the radiating fin (7).