CN215647998U

CN215647998U - LED display screen module power heat radiation structure

Info

Publication number: CN215647998U
Application number: CN202121913720.9U
Authority: CN
Inventors: 徐春生
Original assignee: Shenzhen Youcheng Electronics Co ltd
Current assignee: Shenzhen Youcheng Electronics Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-25
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a power supply heat dissipation structure of an LED display screen module, which comprises a power supply shell seat, wherein a detachable fan is arranged between the inner walls of the power supply shell seat, a detachable cover plate covers the surface of the power supply shell seat, two air ports are formed in the surface of the cover plate, a filter screen is arranged at each air port, a frame plate covering the outside of each air port is arranged on the inner side surface of the cover plate, a blocking plate is clamped in the frame plate and is of an L-shaped structure, and adsorption cotton which is right opposite to the air ports is bonded on the inner side surface of the blocking plate, so that the whole heat dissipation structure is better in detachability, is convenient to maintain, can better adsorb moist water vapor and dust at the same time, and better meets the actual requirements on the premise of ensuring the heat dissipation performance.

Description

LED display screen module power heat radiation structure

Technical Field

The utility model relates to the technical field of power supply heat dissipation structures, in particular to a power supply heat dissipation structure of an LED display screen module.

Background

The LED driving power supply is a power converter which converts power supply into specific voltage and current to drive the LED to emit light, and generally, the input of the LED driving power supply comprises high-voltage power frequency alternating current (namely commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (such as the output of an electronic transformer) and the like, the LED display screen module driving power supply is easy to heat, and the generated heat must be discharged in time, so a heat dissipation device is generally arranged in the LED display screen module driving power supply.

Such as an authorized bulletin No. CN207531260U, comprises a heat sink, the top end of the radiator is provided with a dust screen, the lower part of the radiator is provided with an LED display screen module driving power supply, the upper end of the LED display screen module driving power supply is provided with a lower nut, and LED display screen module drive power supply's lower extreme is provided with the supporting legs, it has set up the dust screen to go up the spiral shell, there is the inside benefit that prevents the dust entering radiator and LED display screen module drive power supply, the safety cover has been set up, there is the benefit of fine protection wiring board, the problem of the interference of wiring board received external dust has been avoided, the screw has been set up, upper nut and lower nut, there is the benefit of conveniently changing the radiator, the drying box has been set up, there is the benefit of absorbing the inside moisture of radiator and LED display screen module drive power supply, the problem of moist air circumstance to LED display screen module drive power supply internal circuit damage has been solved.

However, although the heat dissipation requirement of the driving power supply of the existing LED display screen module is met to a certain extent, the heat dissipation structure of the driving power supply of the LED display screen module in the patent is complex and inconvenient for post-maintenance treatment, and therefore the heat dissipation structure of the power supply of the LED display screen module is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a power supply heat dissipation structure of an LED display screen module, which solves the problems.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a power supply heat dissipation structure of an LED display screen module comprises a power supply shell seat, wherein a detachable fan is arranged between the inner walls of the power supply shell seat;

the surface of the power supply shell seat is covered with a detachable cover plate, the surface of the cover plate is provided with two air ports, and the air ports are provided with filter screens;

the inner side surface of the cover plate is provided with a frame plate for covering the outside of the air port, and a blocking plate is clamped in the frame plate;

the baffle is of an L-shaped structure, and the inner side surface of the baffle is bonded with adsorption cotton which is arranged right opposite to the air port.

Preferably, the inner walls of four sides of the power supply shell seat are connected with connecting seats, and the outer walls of four sides of the fan are connected with connecting components for connecting the connecting seats.

Preferably, the connecting seat is provided with the connecting hole, coupling assembling is including fixing the connecting rod on the fan outer wall, the other end activity cover of connecting rod is equipped with the rotor plate, the side of rotor plate is provided with the thread head of threaded connection in the connecting hole.

Preferably, a movable opening is formed in one side of the rotating plate, a groove cavity is formed in the inner end of the movable opening, and one end of the connecting rod extends into the groove cavity from the movable opening and is connected with the limiting plate.

Preferably, the surface of the power supply shell seat is provided with notches arranged in a matrix, the inner side surface of the cover plate is provided with positioning blocks corresponding to the notches, and a lock catch is further arranged between the cover plate and the power supply shell seat.

Preferably, the surface of the cover plate is further provided with an installation groove positioned outside the tuyere, and the filter screen is fixed in the installation groove through a bolt.

Preferably, both ends of the blocking plate are connected with elastic pads, and the blocking plate is clamped between the inner walls of the frame plates through the elastic pads.

(III) advantageous effects

The utility model provides a power supply heat dissipation structure of an LED display screen module. The method has the following beneficial effects: thereby under the prerequisite of guaranteeing its heat dispersion, make its holistic detachability better, conveniently maintain, and can adsorb moist steam and dust betterly simultaneously, make its better actual demand that satisfies.

Drawings

FIG. 1 is a schematic structural view of the interior of a power supply housing of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of the connecting seat and the rotating plate of the present invention;

FIG. 4 is a schematic view of the connection between the frame plate and the blocking plate according to the present invention;

FIG. 5 is a schematic view of the structure of the baffle of the present invention;

FIG. 6 is a schematic view of the surface structure of the cover plate according to the present invention;

fig. 7 is a schematic view of the structure of fig. 6 with the screen removed.

In the figure: 1. a power supply housing base; 2. a connecting seat; 21. connecting holes; 3. a fan; 4. a rotating plate; 41. a slot cavity; 42. a movable notch; 5. a connecting rod; 6. a screw head; 7. a limiting plate; 8. a cover plate; 9. locking; 10. a notch; 11. positioning blocks; 12. a frame plate; 13. a baffle plate; 14. an elastic pad; 15. adsorbing cotton; 16. filtering with a screen; 17. a tuyere; 18. and (4) mounting the groove.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a LED display screen module power heat radiation structure, includes power shell seat 1, installs detachable fan 3 between the inner wall of power shell seat 1, and the notch 10 that is the matrix setting is seted up on the surface of power shell seat 1, and the medial surface of apron 8 is provided with the locating piece 11 that corresponds with notch 10, makes things convenient for the location of apron 8 to cover, still is provided with hasp 9 between apron 8 and the power shell seat 1. The lock catch 9 is convenient for connecting and fixing the two and unlocking the lock;

the inner walls of four sides of the power supply shell seat 1 are connected with connecting seats 2, the outer walls of four sides of the fan 3 are connected with connecting assemblies for being connected to the connecting seats 2, the connecting seats 2 are provided with connecting holes 21, inner walls of the connecting assemblies are provided with internal threads, each connecting assembly comprises a connecting rod 5 fixed on the outer wall of the fan 3, the other end of each connecting rod 5 is movably sleeved with a rotating plate 4, the side surface of each rotating plate 4 is provided with a threaded head 6 in threaded connection with the corresponding connecting hole 21, the threaded head 6 is matched with the corresponding connecting hole 21, one side of each rotating plate 4 is provided with a movable opening 42, the inner end of each movable opening 42 is provided with a groove cavity 41, the diameter of each movable opening 42 is smaller than the inner diameter of the groove cavity 41, one end of each connecting rod 5 extends into the groove cavity 41 from the corresponding movable opening 42 and is connected with a limiting plate 7, the connecting rods 5 can stretch into the groove cavities 41, and the limiting plates 7 play a role in limiting and constraining;

the surface of the power supply shell seat 1 is covered with a detachable cover plate 8, the surface of the cover plate 8 is provided with two air ports 17, a filter screen 16 is arranged at the air ports 17, the surface of the cover plate 8 is also provided with an installation groove 18 positioned outside the air ports 17, and the filter screen 16 is fixed in the installation groove 18 through bolts, so that the filter screen 16 is convenient to replace and maintain;

the medial surface of apron 8 is provided with and covers the outside framed panel 12 in wind gap 17, one side of framed panel 12 is the opening form, make things convenient for the air-out, the card is equipped with keeps off resistance plate 13 in framed panel 12, keep off being L type structure of resistance plate 13, and the medial surface that keeps off resistance plate 13 bonds and has just adsorbing cotton 15 to the setting up in wind gap 17, adsorb cotton 15 and play the effect of the absorption dust that absorbs water, the both ends department that keeps off resistance plate 13 all is connected with cushion 14, it establishes between the inner wall of framed panel 12 through cushion 14 card to keep off resistance plate 13, make and keep off resistance plate 13 and can conveniently shift out, conveniently carry out cleaning to adsorbing cotton 15.

In practical use, the fan 3 can blow out internal heat from the opening of the frame plate 12 and further blow out the internal heat from the air opening 17, so that the overall heat dissipation performance of the power supply shell base 1 is ensured;

the fan 3 is convenient to rotate the rotating plate 4, so that the threaded head 6 can be conveniently moved out of the connecting hole 21, the fan 3 can be conveniently detached, and meanwhile, the positioning and fixing are convenient, and no additional tool is needed during operation;

air and dust entering from the air port 17 firstly contact the adsorption cotton 15 under the action of the baffle plate 13 with the L-shaped structure, so that a good adsorption effect is achieved under the action of the adsorption cotton 15, and meanwhile, the whole baffle plate 13 is convenient to move out of the frame plate 12 and clean;

thereby under the prerequisite of guaranteeing its heat dispersion, make its holistic detachability better, conveniently maintain, and can adsorb moist steam and dust betterly simultaneously, make its better actual demand that satisfies.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a LED display screen module power heat radiation structure, includes power shell seat (1), its characterized in that: a detachable fan (3) is arranged between the inner walls of the power supply shell seat (1);

a detachable cover plate (8) is covered on the surface of the power supply shell seat (1), two air ports (17) are formed in the surface of the cover plate (8), and a filter screen (16) is arranged at the air ports (17);

a frame plate (12) covering the outside of the air port (17) is arranged on the inner side surface of the cover plate (8), and a blocking plate (13) is clamped in the frame plate (12);

the blocking plate (13) is of an L-shaped structure, and the inner side face of the blocking plate (13) is bonded with adsorption cotton (15) which is arranged right opposite to the air port (17).

2. The LED display screen module power supply heat dissipation structure of claim 1, wherein: the power supply shell is characterized in that the inner walls of four sides of the power supply shell seat (1) are connected with the connecting seats (2), and the outer walls of four sides of the fan (3) are connected with the connecting assemblies used for being connected onto the connecting seats (2).

3. The LED display screen module power supply heat dissipation structure of claim 2, wherein: connecting seat (2) are provided with connecting hole (21), coupling assembling is including fixing connecting rod (5) on fan (3) outer wall, the other end activity cover of connecting rod (5) is equipped with rotor plate (4), the side of rotor plate (4) is provided with screw thread head (6) of threaded connection in connecting hole (21).

4. The LED display screen module power supply heat dissipation structure of claim 3, wherein: a movable opening (42) is formed in one side of the rotating plate (4), a groove cavity (41) is formed in the inner end of the movable opening (42), and one end of the connecting rod (5) extends into the groove cavity (41) from the movable opening (42) and is connected with the limiting plate (7).

5. The LED display screen module power supply heat dissipation structure of claim 1, wherein: the surface of the power supply shell seat (1) is provided with notches (10) which are arranged in a matrix, the inner side surface of the cover plate (8) is provided with positioning blocks (11) corresponding to the notches (10), and a lock catch (9) is further arranged between the cover plate (8) and the power supply shell seat (1).

6. The LED display screen module power supply heat dissipation structure of claim 1, wherein: the surface of the cover plate (8) is further provided with an installation groove (18) located outside the air opening (17), and the filter screen (16) is fixed in the installation groove (18) through bolts.

7. The LED display screen module power supply heat dissipation structure of claim 1, wherein: elastic cushions (14) are connected to the two ends of the baffle plate (13), and the baffle plate (13) is clamped between the inner walls of the frame plates (12) through the elastic cushions (14).