CN210777604U - Hardware backboard with heat dissipation function - Google Patents

Abstract

The utility model discloses a hardware backboard with heat dissipation function, comprising a backboard, a connection frame is movably connected to the outer surface of the backboard, a fixing block is fixedly connected to the top and bottom of the inner surface of the backboard, and the two The opposite side of each fixing block is provided with a sliding groove, the inner surface of the sliding groove is movably connected with a filter screen, and the upper and lower sides of the left side of the filter screen are fixedly connected with gradient bumps. The utility model relates to a hardware back board technology. The hardware backplane with heat dissipation function can prevent dust from entering the inside of the sliding groove by setting a filter screen inside the sliding groove. It cooperates with the compression spring and the limit rod, and then uses the gradient bump on the filter screen. When the filter screen needs to be cleaned It is only necessary to press the limit rod so that the limit rod does not contact the gradient bump. This structure is relatively simple, which not only prevents dust from affecting the circuit board, but also facilitates removal when cleaning the filter.

Description

A metal backplane with heat dissipation function

technical field

The utility model relates to the technical field of hardware backplanes, in particular to a hardware backplane with a heat dissipation function.

Background technique

The backplane is a very common metal plate. The backplane is usually used to cover and install on the back of display devices (such as display screens, TVs, etc.) to prevent dust and support other circuit boards, devices and A circuit board or frame that interconnects devices and provides power and data signals for the supported devices. Hardware backplanes are mostly used in LCD TVs to install and fix circuit boards, heat dissipation, and support, because they are not seen by people. , so it is easy to be ignored, but the back panel is close to the heart area of the TV, which is used to protect and isolate important parts.

The existing hardware backplanes are basically installed on the back of the motor and the display screen. Although the current hardware backplanes have a heat dissipation function, they are dissipated by natural wind. Entering the air vents, dust will affect the contact between the boards and may also cause corrosion of the circuit boards.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a hardware backplane with a heat dissipation function, which solves the problem that the current hardware backplane has poor heat dissipation effect, and dust easily enters from the air vent, which affects the internal circuit board. question.

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a hardware backplane with heat dissipation function, comprising a backplane, the outer surface of the backplane is movably connected with a connecting frame, and the top of the inner surface of the backplane is A fixed block is fixedly connected with the bottom, and a sliding groove is opened on the opposite side of the two fixed blocks. The inner surface of the sliding groove is movably connected with a filter screen, and the upper and lower sides of the left side of the filter screen are fixedly connected with Gradient projections, the left sides of the two fixed blocks are provided with gradient grooves, the interior of the gradient grooves is communicated with the interior of the sliding groove, and the left sides of the two fixed blocks are fixedly connected with fixed short rods, so The left end of the fixed short rod is rotatably connected to a limit rod, one end of the limit rod is in contact with the outer surface of the gradual change projection, the outer surface of the limit rod is fixedly connected with a compression spring, and the right end of the compression spring is connected to the fixed block fixed connection on the left.

Preferably, a ventilation hole is opened on one side of the backboard, and a fixing frame is fixedly connected to the left side of the backboard.

Preferably, a cooling fan is movably connected to the inner surface of the fixing frame, and the cooling fan is located on the left side of the ventilation hole.

Preferably, connecting rods are fixedly connected to the upper part and the bottom part of the left side of the back plate, and the two connecting rods are fixedly connected to the limit blocks on the sides that are relatively far away from each other.

Preferably, both the top and the bottom of the connecting frame are provided with an adapting groove, and the inner surface of the adapting groove is adapted to the outer surface of the limiting block.

Preferably, the number of the ventilation holes is provided in multiples, and the ventilation holes are evenly distributed on the left side of the backplane.

beneficial effect

The utility model provides a hardware backboard with heat dissipation function. Compared with the prior art, it has the following beneficial effects:

(1) The hardware backplane with heat dissipation function is fixedly connected with fixed blocks on the top and bottom of the inner surface of the backplane. The opposite sides of the two fixed blocks are provided with sliding grooves, and the inner surface of the sliding grooves is movable. A filter screen is connected, the upper and lower sides of the left side of the filter screen are fixedly connected with gradient bumps, and the left side of the two fixed blocks is provided with a gradient groove, the interior of the gradient groove is communicated with the interior of the sliding groove, and the The left side is fixedly connected with a fixed short rod, the left end of the fixed short rod is rotatably connected to a limit rod, one end of the limit rod is in contact with the outer surface of the gradient bump, the outer surface of the limit rod is fixedly connected with a compression spring, and the right end of the compression spring It is fixedly connected to the left side of the fixed block. By setting a filter screen inside the sliding groove, dust can be prevented from entering the inside of the sliding slot. With the compression spring and limit rod, the gradient bump on the filter screen is used. When the filter screen needs to be cleaned It is only necessary to press down the limit rod so that the limit rod does not contact the gradient bump. This structure is relatively simple, which can not only prevent dust from affecting the circuit board, but also facilitates removal when cleaning the filter.

(2) The hardware backplane with heat dissipation function is provided with ventilation holes on one side of the backplane, a fixed frame is fixedly connected to the left side of the backplane, and a cooling fan is movably connected to the inner surface of the fixed frame. On the left side of the ventilation holes, the ventilation holes are opened on the back panel, and the cooling fan can generate outward airflow, so as to take away the internal heat. The cooling effect of this structure is more obvious.

Description of drawings

Fig. 1 is the internal structure front view of the utility model backboard;

2 is a front view of the internal structure of the fixed block of the present invention;

FIG. 3 is a side view of the internal structure of the fixing block of the present invention.

In the picture: 1-back plate, 2-connection frame, 3-fixed block, 4-sliding groove, 5-filter screen, 6-gradation bump, 7-gradient groove, 8-fixed short rod, 9-limiting rod , 10-compression spring, 11-ventilation hole, 12-fixed frame, 13-cooling fan, 14-adaptive slot, 15-connecting rod, 16-limiting block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a hardware backplane with heat dissipation function, comprising a backplane 1, and connecting rods 15 are fixedly connected to the upper and lower sides of the left side of the backplane 1. The connecting rods 15 has a certain elasticity, and can make the two connecting rods 15 deviate to the opposite side by a certain distance under the driving of external force, and the two connecting rods 15 are fixedly connected to the limit block 16 on the side that is relatively far away. An adapter slot 14 is provided on the frame 2 to be able to snap the backboard and the connection frame 2 to facilitate the disassembly of the backboard. One side of the backboard 1 is provided with ventilation holes 11, and the number of ventilation holes 11 is provided in multiples, and The ventilation holes 11 are evenly distributed on the left side of the backplane 1, the left side of the backplane 1 is fixedly connected with a fixing frame 12, the inner surface of the fixing frame 12 is movably connected with a cooling fan 13, and the cooling fan 13 is electrically connected with the external power supply. A temperature sensor is fixedly connected inside the backplane 1. When the temperature is too high, the cooling fan 13 will rotate to blow away the internal heat. The cooling fan 13 is located on the left side of the ventilation hole 11. A connecting frame 2 is movably connected. The top and bottom of the connecting frame 2 are provided with an adapting slot 14. The inner surface of the adapting slot 14 is adapted to the outer surface of the limit block 16, and the top and bottom of the inner surface of the back plate 1 are both A fixed block 3 is fixedly connected, and a sliding groove 4 is opened on the opposite side of the two fixed blocks 3. The inner surface of the sliding groove 4 is movably connected with a filter screen 5, and the upper and lower sides of the left side of the filter screen 5 are fixedly connected with a gradient. The convex block 6, the left side of the two fixed blocks 3 is provided with a gradient groove 7, the interior of the gradient groove 7 is communicated with the interior of the sliding groove 4, and the left side of the two fixed blocks 3 are fixedly connected with a fixed short rod 8, which is fixed The left end of the short rod 8 is rotatably connected to the limit rod 9, and one end of the limit rod 9 can be pressed down so that the limit rod 9 does not come into contact with the limit bump 6, so that the filter screen 5 can be taken out, and one end of the limit rod 9 can be removed. In contact with the outer surface of the gradient bump 6, the outer surface of the limit rod 9 is fixedly connected with a compression spring 10, and the right end of the compression spring 10 is fixedly connected with the left side of the fixed block 3. By arranging the filter screen 5 inside the sliding groove 4, It can prevent dust from entering its interior, cooperate with the compression spring 10 and the limit rod 9, and then use the gradient bump 6 on the filter screen 5, when the filter screen 5 needs to be cleaned, only need to press the limit rod 9, so that the limit The rod 9 only needs not to be in contact with the gradient bump 6 . This structure is relatively simple, which can not only prevent dust from affecting the circuit board, but also facilitates taking out the filter screen 5 when cleaning.

When in use, the internal temperature sensor is first used to detect the real-time monitoring temperature. When the internal temperature is too high, the cooling fan 13 is activated to generate an outward airflow, and through the vent 11, the internal heat is taken away. When the temperature drops When the cooling fan 13 stops rotating, when the filter screen 5 needs to be cleaned, the connecting rod 15 is first changed by an external force, so that the limit block 16 is separated from the adapter slot and the back plate 1 is removed, and then the fixing block is pressed down. The limit rod 9 on the 3, so that the limit rod 9 is not in contact with the gradient bump 6, and the compression spring 10 is compressed at this time, so that the filter screen 5 can be removed. After cleaning, directly insert the filter screen 5 into the sliding groove 4, so that the limit rod 9 is in contact with the gradient bump 6.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A hardware backplane with a heat dissipation function, comprising a backplane (1), a connection frame (2) is movably connected to the outer surface of the backplane (1), and characterized in that: the backplane (1) is The top and bottom of the surface are fixedly connected with a fixing block (3), and two opposite sides of the two fixing blocks (3) are provided with a sliding groove (4), and the inner surface of the sliding groove (4) is movably connected with a filter screen (5), gradient bumps (6) are fixedly connected to the top and bottom of the left side of the filter screen (5), and gradient grooves (7) are opened on the left side of the two fixed blocks (3), so The interior of the gradient groove (7) is communicated with the interior of the sliding groove (4), and the left sides of the two fixed blocks (3) are fixedly connected with a fixed short rod (8), and the fixed short rod (8) is The left end is rotatably connected to a limit rod (9), one end of the limit rod (9) is in contact with the outer surface of the gradient projection (6), and a compression spring (10) is fixedly connected to the outer surface of the limit rod (9). , the right end of the compression spring (10) is fixedly connected with the left side of the fixing block (3). 2. A hardware backplane with heat dissipation function according to claim 1, characterized in that: a ventilation hole (11) is opened on one side of the backplane (1), and a left side of the backplane (1) is provided with a ventilation hole (11). The side is fixedly connected with a fixing frame (12). 3. A hardware backplane with heat dissipation function according to claim 2, characterized in that a heat dissipation fan (13) is movably connected to the inner surface of the fixing frame (12), and the heat dissipation fan (13) is located in the Left side of vent (11). 4. A hardware backplane with heat dissipation function according to claim 1, characterized in that: connecting rods (15) are fixedly connected to the top and bottom of the left side of the backplane (1), and two of the The relatively far side of the connecting rod (15) is fixedly connected to the limit block (16). 5. A hardware backplane with heat dissipation function according to claim 1, characterized in that: the top and bottom of the connecting frame (2) are provided with adapting grooves (14), and the adapting grooves ( The inner surface of 14) is matched with the outer surface of the limit block (16). 6. A hardware backplane with heat dissipation function according to claim 2, characterized in that: the number of the ventilation holes (11) is provided in a plurality, and the ventilation holes (11) are evenly distributed on the backplane ( 1) to the left.

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