CN216437868U

CN216437868U - Blind hole circuit board for Mini-LED display

Info

Publication number: CN216437868U
Application number: CN202123206509.6U
Authority: CN
Inventors: 杨永平
Original assignee: Guangdong Daoshengyi Laser Technology Co ltd
Current assignee: Guangdong Daoshengyi Laser Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-03
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a blind hole circuit board for Mini-Led shows, including the protecting crust, the upper end middle part of protecting crust alternates swing joint has heat dissipation mechanism, the left end middle part and the right-hand member middle part of protecting crust all alternate swing joint has fixed establishment, two installation pieces of the front end lower part of protecting crust and the equal fixedly connected with in rear end lower part, four the mounting hole has all been opened at the upper end middle part of installation piece, fixedly connected with heat dissipation pad alternates in the inferior valve wall middle part of protecting crust, and the up end of heat dissipation pad flushes with the lower conch wall and the lower terminal surface of protecting crust respectively with the lower terminal surface of heat dissipation pad, circuit board body has been placed to the upper end of heat dissipation pad, open at the upper end middle part of circuit board body has a plurality of blind hole. A blind hole circuit board for Mini-Led shows, through setting up heat dissipation mechanism and stop gear, the radiating effect is good, the radiating efficiency is high, through setting up fixed establishment, be convenient for install the blind hole circuit board and dismantle, be fit for the wide use.

Description

Blind hole circuit board for Mini-LED display

Technical Field

The utility model relates to a circuit board technical field, in particular to blind hole circuit board for Mini-Led shows.

Background

The circuit board generally refers to a circuit board, and the name of the circuit board is: ceramic circuit board, PCB board, aluminium base board, high frequency board, thick copper board, ultra-thin circuit board and printed circuit board etc. the circuit board makes the circuit miniaturation, visualize, plays important role to fixed circuit's batch production and optimization with electrical apparatus overall arrangement, and the circuit board can be called printed circuit board or printed circuit board, has following drawback at least in the use of current circuit board: 1. the heat dissipation performance of the existing circuit board is poor, the heat dissipation efficiency of the circuit board is reduced, and the service life of the circuit board is influenced; 2. when the existing circuit board is used, the circuit board is complex to install, so that the circuit board is inconvenient to install and disassemble, and the subsequent overhaul of the circuit board is also not facilitated.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a blind hole circuit board for Mini-Led shows can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a blind hole circuit board for Mini-Led shows, includes the protecting crust, the upper end middle part of protecting crust alternates swing joint and has heat dissipation mechanism, the left end middle part and the right-hand member middle part of protecting crust all alternate swing joint and have fixed establishment, two installation pieces of the equal fixedly connected with in front end lower part and the rear end lower part of protecting crust, four the upper end middle part of installation piece has all opened the mounting hole, the inferior valve wall middle part of protecting crust alternates fixedly connected with heat dissipation pad, and the up end and the lower terminal surface of heat dissipation pad flush with the lower conch wall and the lower terminal surface of protecting crust respectively, the circuit board body has been placed to the upper end of heat dissipation pad, open at the upper end middle part of circuit board body has a plurality of blind hole.

Preferably, heat dissipation mechanism includes the heat-conducting plate, the equal fixedly connected with stop gear of upper end left part and upper end right part of heat-conducting plate, a plurality of heating panel of the upper end middle part fixedly connected with of heat-conducting plate, and a plurality of heating panel's upper end middle part all opens a plurality of louvre, a plurality of the surface upper portion of heating panel all alternates swing joint with the upper casing wall of protecting crust.

Preferably, the limiting mechanism comprises a connecting plate, the front part of the upper end of the connecting plate and the rear part of the upper end of the connecting plate are fixedly connected with limiting rods, the upper ends of the limiting rods penetrate through the upper shell wall of the protective shell and are fixedly connected with limiting plates, the middle part of the upper end of the connecting plate is fixedly connected with a plurality of first springs, the upper ends of the first springs are fixedly connected with the upper shell wall of the protective shell, and the lower ends of the connecting plate are fixedly connected with the upper ends of the heat conducting plates.

Preferably, the fixing mechanism comprises a fixing plate, the middle part of the right end of the fixing plate is movably connected with a screw rod through a bearing, the right end of the screw rod penetrates through the right shell wall of the protective shell and is fixedly connected with a handle, the front part and the rear part of the right end of the fixing plate are fixedly connected with a plurality of second springs, and the right ends of the second springs are fixedly connected with the right shell wall of the protective shell.

Preferably, the diameter length of the limiting plate is larger than that of the limiting rod, and the upper end face of the limiting plate is flush with the upper end face of the heat dissipation plate.

Preferably, the height of the fixing plate is equal to the distance between the upper shell wall and the lower shell wall of the protective shell, and a plurality of anti-skid grains are carved on the left end face of the fixing plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, by arranging the heat dissipation mechanism and the limiting mechanism, the heat conducting plate can compress and position the circuit board through the elasticity of the first spring and the limitation of the limiting rod, the heat conducting plate is also favorable for conducting heat to the circuit board, and then the heat dissipation effect and the heat dissipation performance of the circuit board are enhanced through the heat dissipation of a plurality of heat dissipation plates, the heat dissipation efficiency is improved, and the service life of the circuit board is prolonged;

2. the utility model discloses in, through setting up fixed establishment, through rotating two lead screws, can promote two fixed plate syntropy middle removals, can make the fixed plate press from both sides tight fixedly to the circuit board to the fixed effect to the circuit board has been strengthened to the elasticity through the second spring, the effectual stability that improves the circuit board, thereby the circuit board installation and the dismantlement of being convenient for also are favorable to the follow-up maintenance of circuit board.

Drawings

Fig. 1 is a schematic view of the overall structure of a blind hole circuit board for Mini-Led display according to the present invention;

fig. 2 is a schematic view of the overall structure of a heat dissipation mechanism of a blind hole circuit board for Mini-Led display according to the present invention;

FIG. 3 is a schematic view of the overall structure of a limiting mechanism of a blind via circuit board for Mini-Led display according to the present invention;

fig. 4 is a schematic view of the overall structure of the fixing mechanism for the blind hole circuit board for Mini-Led display according to the present invention.

In the figure: 1. a protective shell; 2. a heat dissipation mechanism; 3. a fixing mechanism; 4. mounting blocks; 5. a heat dissipation pad; 6. a circuit board body; 7. blind holes; 8. mounting holes; 21. a heat conducting plate; 22. a limiting mechanism; 23. a heat dissipation plate; 24. heat dissipation holes; 221. a connecting plate; 222. a limiting rod; 223. a limiting plate; 224. a first spring; 31. a fixing plate; 32. a screw rod; 33. a handle; 34. a second spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a blind hole circuit board for Mini-Led shows, including protecting crust 1, the upper end middle part of protecting crust 1 alternates swing joint and has heat dissipation mechanism 2, the left end middle part and the right-hand member middle part of protecting crust 1 all alternate swing joint and have fixed establishment 3, two installation pieces 4 of the equal fixedly connected with in front end lower part and the rear end lower part of protecting crust 1, four installation piece 4's upper end middle parts have all been opened mounting hole 8, protecting crust 1's inferior valve wall middle part alternates fixedly connected with cooling pad 5, and cooling pad 5's up end and lower terminal surface flush with protecting crust 1's lower conchal wall and lower terminal surface respectively, circuit board body 6 has been placed to cooling pad 5's upper end, open the upper end middle part of circuit board body 6 has a plurality of blind hole 7.

In this embodiment, the heat dissipation mechanism 2 includes a heat conduction plate 21, the upper left part and the upper right part of the heat conduction plate 21 are both fixedly connected with a limiting mechanism 22, the upper middle part of the heat conduction plate 21 is fixedly connected with a plurality of heat dissipation plates 23, the upper middle parts of the plurality of heat dissipation plates 23 are all provided with a plurality of heat dissipation holes 24, and the upper parts of the outer surfaces of the plurality of heat dissipation plates 23 are all movably connected with the upper shell wall of the protective shell 1 in an inserting manner; the limiting mechanism 22 comprises a connecting plate 221, limiting rods 222 are fixedly connected to the front portion of the upper end and the rear portion of the upper end of the connecting plate 221, the upper ends of the two limiting rods 222 penetrate through the upper shell wall of the protective shell 1 and are fixedly connected with limiting plates 223, a plurality of first springs 224 are fixedly connected to the middle portion of the upper end of the connecting plate 221, the upper ends of the first springs 224 are fixedly connected with the upper shell wall of the protective shell 1, and the lower end of the connecting plate 221 is fixedly connected with the upper end of the heat conducting plate 21; the diameter length of limiting plate 223 is greater than the diameter length of gag lever post 222, can play limiting displacement to gag lever post 222, is convenient for with gag lever post 222 spacing on protecting crust 1, and the up end of limiting plate 223 flushes with the up end of heating panel 23, avoids heating panel 23 the condition that breaks away from protecting crust 1 to appear.

In this embodiment, the fixing mechanism 3 includes a fixing plate 31, a lead screw 32 is movably connected to the middle of the right end of the fixing plate 31 through a bearing, the right end of the lead screw 32 penetrates through the right casing wall of the protective casing 1 and is fixedly connected with a handle 33, a plurality of second springs 34 are fixedly connected to the front part and the rear part of the right end of the fixing plate 31, and the right ends of the plurality of second springs 34 are fixedly connected with the right casing wall of the protective casing 1; the height of fixed plate 31 equals the distance between the upper casing wall of protective housing 1 to the inferior valve wall, can make the up end and the lower terminal surface of fixed plate 31 respectively with the upper casing wall and the inferior valve wall contact of protective housing 1, thereby can play limiting displacement to fixed plate 31, the stability of fixed plate 31 has been improved, and the left end face of fixed plate 31 is carved with a plurality of anti-skidding lines, the frictional force between multiplicable fixed plate 31 of anti-skidding line and circuit board body 6, thereby the fixed effect of fixed plate 31 to circuit board body 6 has been strengthened.

It should be noted that, the utility model relates to a blind hole circuit board for Mini-Led display, in the using process, at first place the circuit board body 6 on the heat dissipation pad 5, then drive the lead screw 32 to rotate through rotating the handle 33, make two lead screws 32 respectively push two fixed plates 31 to move towards the middle together, namely can make the fixed plates 31 clamp and fix the left and right sides of the circuit board body 6, and through the elasticity of a plurality of second springs 34, strengthen the fixing effect to the circuit board body 6, effectively improve the stability of the circuit board body 6, thereby convenient to install and dismantle the circuit board body 6, also be favorable to the subsequent maintenance of the circuit board body 6, then through the elasticity of a plurality of first springs 224, can make the connecting plate 221 push the heat conduction plate 21 to move downwards, can make the heat conduction plate 21 compress tightly the circuit board body 6 and position, and spacing through gag lever post 222 has improved the stability of heat-conducting plate 21, simultaneously, also be favorable to heat-conducting plate 21 to carry out the heat conduction to circuit board body 6, then through a plurality of heating panel 23 and a plurality of louvre 24, can be quick will follow the top and spill out, rethread radiating pad 5 can spill out the heat from the below, can play dual radiating effect, thereby the radiating effect of this blind hole circuit board has been strengthened, heat dispersion has been promoted, the radiating efficiency has been improved, the effectual life who prolongs circuit board body 6.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a blind hole circuit board for Mini-Led shows, includes protecting crust (1), its characterized in that: the utility model discloses a circuit board, including protective housing (1), front end, back end, circuit board body, the upper end middle part of protective housing (1) alternates swing joint and has heat dissipation mechanism (2), the left end middle part and the right-hand member middle part of protective housing (1) all alternate swing joint and have fixed establishment (3), two installation pieces (4) of the equal fixedly connected with in front end lower part and the rear end lower part of protective housing (1), four the upper end middle part of installation piece (4) has all been opened mounting hole (8), fixedly connected with cooling pad (5) alternates in the middle part of the inferior valve wall of protective housing (1), and the up end and the lower terminal surface of cooling pad (5) flush with the lower conch wall and the lower terminal surface of protective housing (1) respectively, circuit board body (6) have been placed to the upper end of cooling pad (5), open the upper end middle part of circuit board body (6) has a plurality of blind hole (7).

2. The blind hole circuit board for Mini-Led display according to claim 1, wherein: heat dissipation mechanism (2) include heat-conducting plate (21), the equal fixedly connected with stop gear (22) of upper end left part and upper end right part of heat-conducting plate (21), a plurality of heating panel (23) of the upper end middle part fixedly connected with of heat-conducting plate (21), and a plurality of louvre (24), a plurality of all opened at the upper end middle part of a plurality of heating panel (23) the surface upper portion of heating panel (23) all alternates swing joint with the last conch wall of protecting crust (1).

3. The blind hole circuit board for Mini-Led display according to claim 2, wherein: the limiting mechanism (22) comprises a connecting plate (221), limiting rods (222) are fixedly connected to the front portion of the upper end and the rear portion of the upper end of the connecting plate (221), the upper ends of the limiting rods (222) penetrate through the upper shell wall of the protective shell (1) and are fixedly connected with limiting plates (223), a plurality of first springs (224) are fixedly connected to the middle of the upper end of the connecting plate (221), the upper ends of the first springs (224) are fixedly connected with the upper shell wall of the protective shell (1), and the lower end of the connecting plate (221) is fixedly connected with the upper end of the heat conducting plate (21).

4. The blind hole circuit board for Mini-Led display according to claim 1, wherein: fixed establishment (3) are including fixed plate (31), there is lead screw (32) at the right-hand member middle part of fixed plate (31) through bearing swing joint, and the right-hand member of lead screw (32) runs through the right casing wall and fixedly connected with handle (33) of protecting crust (1), the equal fixedly connected with a plurality of second spring (34) in right-hand member front portion and right-hand member rear portion of fixed plate (31), and a plurality of the right-hand member of second spring (34) all with the right casing wall fixed connection of protecting crust (1).

5. The blind hole circuit board for Mini-Led display according to claim 3, wherein: the diameter length of the limiting plate (223) is larger than that of the limiting rod (222), and the upper end face of the limiting plate (223) is flush with the upper end face of the heat dissipation plate (23).

6. The blind hole circuit board for Mini-Led display according to claim 4, wherein: the height of the fixing plate (31) is equal to the distance between the upper shell wall and the lower shell wall of the protective shell (1), and a plurality of anti-skid grains are carved on the left end face of the fixing plate (31).