Heat dissipation device of IP set top box

Abstract

The utility model relates to the technical field of mechano-electronics, and discloses a heat dissipation device of an IP set top box, which comprises a shell, a main control chip is fixedly connected to the bottom of the inner side of the shell, a heat conduction plate is fixedly connected to the top of the main control chip, and a fan shell is fixedly connected to the top ends of a plurality of first fixing columns. The bottom of the inner side of the fan shell is fixedly connected with a fixed disc, the middle of the fixed disc is fixedly connected with a motor, the output end of the motor is fixedly connected with a low-noise fan, and a dismounting mechanism is arranged in the shell and used for dismounting the dustproof device. According to the IP set top box, under the output action of the motor, the low-noise fan rotates, heat on the surfaces of the cooling fins is rapidly taken away, internal heat is effectively discharged to the external environment, and the aging speed of the IP set top box is reduced, so that the service life of the whole IP set top box is prolonged, and the frequency and the cost of replacing equipment by a user are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical electron technology field especially relates to a heat abstractor of IP set top box. BACKGROUND

[0002] IP set top box, full name is network protocol set top box, it is a kind of network video signal conversion for television recognizable signal, to realize the equipment of watching various network multimedia contents on television, IP set top box receives the audio and video data based on IP protocol encapsulation sent from network server end, then these data are decoded by internal decoding chip and are handled, it is converted into analog or digital video signal and audio signal that television can recognize and display, finally corresponding picture is presented on television screen, and sound is output through external speaker or television set built-in loudspeaker, when IP set top box works, especially when playing high-definition video for a long time, running multiple application programs, these elements will continuously generate heat, if heat cannot be promptly dissipated, element temperature is too high to trigger the overheat protection mechanism of chip, lead to frequency reduction operation, therefore IP set top box needs a heat abstractor.

[0003] IP set top box is mainly composed of processor chip, storage component and network interface, and it realizes a series of functions such as receiving network content, processing data and finally displaying multimedia content on television by the synergistic cooperation of hardware and software parts, provides rich and varied home entertainment and life service experience for users, IP set top box works for a long time in closed environment, and its internal components are easily overheated, lead to equipment performance decline or even damage, in order to solve the above problems, forced air cooling method is used in prior art, air circulation is forced by built-in fan to enhance heat dissipation effect, although heat dissipation performance is good, but also brings certain noise problem, and fan is easy to accumulate dust, maintenance is more difficult under long-term use This method is low in cost, but heat dissipation efficiency is low, cannot meet the demand of high-performance equipment. UTILITY MODEL CONTENTS

[0004] In order to make up for the above insufficient, the utility model provides a heat abstractor of IP set top box, to improve the prior art through built-in fan forced air circulation to enhance heat dissipation effect, bring certain noise problem, and fan is easy to accumulate dust, but heat dissipation efficiency is low, cannot meet the demand of high-performance equipment problem.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: A kind of heat dissipation device of IP set top box, including shell, the inner side bottom of the shell is fixedly connected with main control chip, the top of the main control chip is fixedly connected with heat conduction plate, the top of the heat conduction plate is fixedly connected with multiple radiating fins, the top of the radiating fin is fixedly connected with fixed column one, the top of multiple fixed column one is fixedly connected with fan shell, the inner side bottom of the fan shell is fixedly connected with fixed disc, the middle of the fixed disc is fixedly connected with motor, the output of the motor is fixedly connected with low-noise fan, the inside of the shell is provided with dismounting mechanism, and the dismounting mechanism is used for the dismounting effect of dustproof device.

[0006] Through the above technical scheme: the inner side bottom of the shell is connected with the main control chip, and a heat conduction plate is fixedly connected to the top of the main control chip, the heat conduction plate is used to rapidly conduct the heat generated by the main control chip, so as to keep it in the optimum working temperature range, multiple radiating fins are uniformly fixedly connected to the top of the heat conduction plate, the radiating fins aim to maximize the heat dissipation area, so as to improve the heat dissipation efficiency, the top of the radiating fin is fixedly connected with fixed column one, the fixed column one not only plays a supporting role, but also ensures the stable connection between the radiating fin and the fan shell, the top of multiple fixed column one is fixedly connected with fan shell, the inner side bottom of the fan shell is fixedly connected with a fixed disc, the fixed disc is designed to ensure the stability of the fan when rotating at high speed, the middle of the fixed disc is fixedly connected with motor, the motor is the power source of the fan, responsible for driving the fan to rotate, the output of the motor is fixedly connected with low-noise fan, the design of the low-noise fan aims to provide efficient heat dissipation while minimizing noise generation, and a dismounting mechanism is further arranged in the shell, and the design of the dismounting mechanism is to facilitate the user to dismount and clean the dustproof device.

[0007] Further description of the above technical scheme:

[0008] Multiple dismounting mechanisms include fixed sliding grooves, the inner side of multiple fixed sliding grooves is fixedly connected with the shell, the adjacent side of multiple fixed sliding grooves is slidingly connected with a net rack, the inner wall of the net rack is fixedly connected with a dust screen one, multiple air holes are formed in the inside of the dust screen one, the front end of the net rack is fixedly connected with a fixed handle, and a hole is formed in the left front end of the fixed handle.

[0009] Through the technical scheme, the dismounting mechanism comprises a series of fixed sliding grooves which are installed inside the shell, the distal side of each fixed sliding groove is fixedly connected with the inside of the shell to ensure stability and durability, and the adjacent side of the fixed sliding groove is designed to be slidably connected to facilitate the installation and dismounting of the net rack. The net rack, which is a key part of the dismounting mechanism, is designed to be slidably connected to the fixed sliding groove. A dust screen one is fixedly connected to the inner wall of the net rack. The dust screen one prevents dust and other small particles from entering the inside of the equipment. A plurality of air holes are formed in the dust screen one. The air holes are designed to allow air to flow freely while effectively blocking dust. A fixed handle is fixedly connected to the front end of the net rack. The fixed handle allows the user to easily hold and operate the net rack. A hole is specially formed in the left front end of the fixed handle.

[0010] Further description of the above technical scheme:

[0011] A display screen is fixedly connected to the front side of the shell, and a signal lamp is fixedly connected to the right end of the front side of the shell.

[0012] Through the above technical scheme, a display screen is fixedly connected to the front side of the shell. The display screen can display various information. A signal lamp is fixedly connected to the right end of the front side of the shell. The signal lamp is used to indicate the running state of the equipment or remind the user of certain specific information.

[0013] Further description of the above technical scheme:

[0014] A trademark is fixedly connected to the top of the shell, and an inlet is fixedly connected to the left and right sides of the rear end of the shell.

[0015] Through the above technical scheme, a trademark is fixedly connected to the top of the shell. The trademark serves as an identifier. Two inlets are fixedly connected to the left and right sides of the rear end of the shell. The two inlets facilitate various connection operations by the user.

[0016] Further description of the above technical scheme:

[0017] Supporting columns are fixedly connected to the four corners of the bottom of the shell. The bottoms of the plurality of supporting columns are fixedly connected with anti-skid pads.

[0018] Through the above technical scheme, supporting columns are arranged at the four corners of the bottom of the shell. The supporting columns are connected to the corresponding positions. Anti-skid pads are further fixedly connected to the bottoms of the supporting columns to ensure that the shell can be stably placed on various surfaces during use, preventing sliding or movement.

[0019] Further description of the above technical scheme:

[0020] The rear end of the shell is fixedly connected with a plurality of fixed rods, and the outer wall of the fixed rod is rotationally connected with a signal rod.

[0021] The rear end of the shell is fixedly connected with a plurality of fixed rods, and the outer wall of the fixed rod is rotationally connected with a signal rod.

[0022] As a further description of the above technical solution:

[0023] The left and right sides of the shell are fixedly connected with fixed plates, and the inside of the plurality of fixed plates is provided with heat dissipation holes.

[0024] The left and right sides of the shell are fixedly connected with fixed plates, and the inside of the plurality of fixed plates is provided with heat dissipation holes.

[0025] As a further description of the above technical solution:

[0026] The top left and right sides of the shell are fixedly connected with decorative stripes, the top four corners of the fan shell are fixedly connected with fixed columns two, and the top of the plurality of fixed columns two is fixedly connected with dust screens two.

[0027] The top left and right sides of the shell are fixedly connected with decorative stripes, the top four corners of the fan shell are fixedly connected with fixed columns two, and the top of the plurality of fixed columns two is fixedly connected with dust screens two.

[0028] The utility model has the advantages of the following beneficial effects:

[0029] 1、 the utility model discloses when IP set top box works, the heat of main control chip is first absorbed by heat conduction plate and evenly distributed to entire plane, then is transferred to immediately adjacent fin, then under the output of motor, low noise fan rotates, and the heat of fin surface is quickly taken away, effectively exports internal heat to outside environment, slows down its aging speed, thereby prolongs the service life of entire IP set top box, reduces the frequency and cost of user equipment replacement.

[0030] 2. The utility model discloses a first dust screen can be cleaned and replaced through the fixed slide groove and the fixed handle, and the normal ventilation effect can be restored, the heat in the equipment can be smoothly dissipated along with the air flow, and the problems of overheating of the equipment and damage of hardware are avoided. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a front side perspective view of the heat dissipation device of the IP set top box that the utility model provides;

[0032] Figure 2 It is a fan shell structure schematic view of the heat dissipation device of the IP set top box that the utility model provides;

[0033] Figure 3 It is a fan shell structure split view of the heat dissipation device of the IP set top box that the utility model provides;

[0034] Figure 4 It is a fixed handle structure display view of the heat dissipation device of the IP set top box that the utility model provides;

[0035] Figure 5 It is a first dust screen structure schematic view of the heat dissipation device of the IP set top box that the utility model provides.

[0036] LEGEND:

[0037] 1, shell, 2, dismounting mechanism, 201, fixed slide groove, 202, net rack, 203, first dust screen, 204, air hole, 205, fixed handle, 206, hole, 3, heat conduction plate, 4, fin, 5, fixed column one, 6, fan shell, 7, fixed disc, 8, motor, 9, low noise fan, 10, fixed column two, 11, second dust screen, 12, signal lamp, 13, display screen, 14, support column, 15, antiskid pad, 16, trademark, 17, fixed rod, 18, signal rod, 19, decorative stripe, 20, access, 21, fixed plate, 22, heat dissipation hole, 23, main control chip. DETAILED DESCRIPTION

[0038] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0039] Please refer to the drawings in the embodiments of the utility model Figure 1 -Figure 3 This utility model provides an embodiment of a heat dissipation device for an IP set-top box, including a housing 1. A main control chip 23 is fixedly connected to the bottom inner side of the housing 1. A heat conduction plate 3 is fixedly connected to the top of the main control chip 23. The function of the heat conduction plate 3 is to quickly conduct away the heat generated by the main control chip 23. Multiple heat sinks 4 are fixedly connected to the top of the heat conduction plate 3. The heat sinks 4 further enhance the heat dissipation effect through their large surface area. Fixed posts 5 are fixedly connected to the top of the heat sinks 4. Fan housings 6 are fixedly connected to the top of the multiple fixed posts 5. Fixed discs 7 are fixedly connected to the bottom inner side of the fan housing 6. A motor 8 is fixedly connected to the middle of the fixed disc 7. A low-noise fan 9 is fixedly connected to the output end of the motor 8. The low-noise fan 9 provides efficient heat dissipation while minimizing noise generation. A disassembly mechanism 2 is provided inside the housing 1. The disassembly mechanism 2 is used for disassembling the dustproof device.

[0040] Specifically, the main control chip 23 is fixed to the bottom inner side of the outer casing 1. The main control chip 23 has a heat conduction plate 3 on its top. The function of the heat conduction plate 3 is to quickly conduct the heat generated by the main control chip 23 away. Multiple heat sinks 4 are evenly fixed to the top of the heat conduction plate 3. The heat sinks 4 further enhance the heat dissipation effect through their large surface area. The top of the heat sinks 4 is fixedly connected to the fixing post 5. The fixing post 5 not only plays a supporting role, but also ensures the stability of the entire heat dissipation system. The top of the multiple fixing posts 5 is fixedly connected to the fan housing 6. The bottom inner side of the fan housing 6 is fixedly connected to the fixing disc 7. The middle of the fixing disc 7 is fixedly connected to the motor 8. The motor 8 is the core power source of the entire fan system and is responsible for driving the fan to rotate. The output end of the motor 8 is fixedly connected to the low-noise fan 9. The low-noise fan 9 provides efficient heat dissipation while minimizing noise generation. The inner side of the outer casing 1 is also equipped with a disassembly mechanism 2. The disassembly mechanism 2 is for the convenience of users to disassemble and clean the dustproof device.

[0041] Please see the appendix Figure 4 - Appendix Figure 5 In one embodiment of this utility model, multiple disassembly mechanisms 2 include fixed slides 201. The opposite sides of the multiple fixed slides 201 are fixedly connected to the interior of the outer shell 1 to ensure the stability of the disassembly mechanism 2. A mesh frame 202 is slidably connected to the adjacent sides of the multiple fixed slides 201. A dustproof net 203 is fixedly connected to the inner wall of the mesh frame 202. The function of the dustproof net 203 is to prevent dust and other small particles from entering the equipment. Multiple ventilation holes 204 are opened inside the dustproof net 203 to ensure that dust can be effectively filtered and good air circulation can be maintained. A fixed handle 205 is fixedly connected to the front end of the mesh frame 202. A hole 206 is opened on the left front end of the fixed handle 205.

[0042] Specific, a plurality of disassembly mechanism 2 for facilitating disassembly and assembly operation, each disassembly mechanism 2 includes a fixed chute 201, fixed chute 201 can be stably installed in the housing 1, each fixed chute 201 away from the side of the fixed connection with the inside of the housing 1, to ensure the stability of the disassembly mechanism 2, each fixed chute 201 adjacent side with the net rack 202 sliding connection, so that the net rack 202 can be freely sliding in the fixed chute 201, the net rack 202 aims to provide a solid support structure, its inner wall is fixedly connected with the dust screen 203, the dust screen 203 is to prevent dust and other small particles into the device inside, the dust screen 203 is provided with a plurality of air holes 204 in the inside, to ensure that both can effectively filter dust, and can maintain good air permeability, the front end of the net rack 202 is fixedly connected with the fixed handle 205, the fixed handle 205 design makes the user can easily hold and operate the net rack 202, the left side of the front end of the fixed handle 205 is also provided with a hole 206.

[0043] Please refer to the accompanying drawings Figure 1 - the accompanying drawings Figure 2 , the utility model provides an embodiment: the front side of the shell 1 is fixedly connected with display screen 13, display screen 13 makes the user can conveniently check various information, the front side right end of the shell 1 is fixedly connected with signal lamp 12, the top of the shell 1 is fixedly connected with trademark 16, the rear end left and right sides of the shell 1 are fixedly connected with access port 20, access port 20 can satisfy the demand of different users, the bottom four corners of the shell 1 are fixedly connected with support column 14, the bottom of a plurality of support columns 14 is fixedly connected with antiskid pad 15, antiskid pad 15 can effectively prevent the equipment from sliding in the use process, ensure that the equipment can keep stable on various surfaces;

[0044] Specific, the front side of the shell 1 is fixedly connected with a display screen 13, display screen 13 makes the user can conveniently check various information, the front side right end position of the shell 1 is fixedly connected with a signal lamp 12, signal lamp 12 can convey the running state of equipment to the user through different colors and flicker frequency, the top position of the shell 1 is fixedly connected with a eye -catching trademark 16, the rear end left and right sides of the shell 1 are fixedly connected with access port 20, access port 20 can satisfy the demand of different users, the bottom four corners position of the shell 1 are fixedly connected with support column 14, support column 14 can provide firm support, the bottom of a plurality of support columns 14 is still fixedly connected with antiskid pad 15, antiskid pad 15 can effectively prevent the equipment from sliding in the use process, ensure that the equipment can keep stable on various surfaces.

[0045] Please refer to the accompanying drawings Figure 2 - the accompanying drawings Figure 3The utility model provides an embodiment: the rear end of shell 1 all fixedly connected with a plurality of fixed rod 17, the outer wall rotationally connected with signal rod 18 of fixed rod 17, the left and right sides of shell 1 all fixedly connected with fixed plate 21, a plurality of fixed plate 21 all set up heat dissipation hole 22 in the inside, the top left and right sides of shell 1 all fixedly connected with decorative stripe 19, the top four corners of fan shell 6 all fixedly connected with fixed column no. 2 10, a plurality of fixed column no. 2 10 top fixedly connected with dust screen no. 2 11,

[0046] Specifically, the rear end of shell 1 is fixedly connected with a plurality of fixed rods 17 through a connecting mode, and the outer wall part of the fixed rod 17 is connected with the signal rod 18 in a rotating mode, so that the signal rod 18 can rotate freely within a certain range; the left and right sides of the shell 1 are fixedly connected with a plurality of fixed plates 21 through a connecting mode; the heat dissipation holes 22 are arranged in the internal structure of the fixed plates 21, so that heat can be dissipated and the equipment can be cooled; the top left and right sides of the shell 1 are fixedly connected with decorative stripes 19 through a connecting mode, and the decorative stripes 19 play an aesthetic role; the top four corners of the fan shell 6 are fixedly connected with a plurality of fixed column no. 2 10 through a connecting mode, and the top of the fixed column no. 2 10 is fixedly connected with the dust screen no. 2 11, which plays a role in preventing dust from entering the interior of the equipment and ensures the cleanliness and normal operation of the equipment.

[0047] Working principle: when the IP set top box works, the heat generated by the main control chip 23 is first rapidly absorbed by the heat conduction plate 3 and uniformly distributed on the entire plane, and then transmitted to the adjacent heat dissipation fins 4; under the output action of the motor 8, the low-noise fan 9 rotates, forming an airflow from bottom to top, rapidly taking away the heat on the surface of the heat dissipation fins 4, effectively discharging the internal heat to the external environment, effectively reducing the working temperature of the components, slowing down the aging speed, reducing the internal dust, thereby prolonging the service life of the entire IP set top box, reducing the frequency and cost of replacing the equipment for the user;

[0048] When the dust screen no. 1 203 is disassembled, the fixed handle 205 is first pulled, and under the pulling action of the fixed handle 205, the net frame 202 is slid out of the fixed sliding groove 201, and then the dust screen no. 1 203 can be cleaned and replaced, so that the normal ventilation effect can be restored, the heat in the interior of the equipment can be smoothly dissipated with the air flow, and the problem of overheating of the equipment due to poor heat dissipation and further hardware damage is avoided.

[0049] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A heat dissipation device for an IP set-top box, comprising a housing (1), characterized in that: The inner side bottom of the shell (1) is fixedly connected with a main control chip (23), the top of the main control chip (23) is fixedly connected with a heat conduction plate (3), the top of the heat conduction plate (3) is fixedly connected with a plurality of radiating fins (4), the top of the radiating fin (4) is fixedly connected with a fixed column (5), the top of the fixed column (5) is fixedly connected with a fan shell (6), the inner side bottom of the fan shell (6) is fixedly connected with a fixed disc (7), the middle of the fixed disc (7) is fixedly connected with a motor (8), the output end of the motor (8) is fixedly connected with a low-noise fan (9), the inside of the shell (1) is provided with a dismounting mechanism (2), and the dismounting mechanism (2) is used for the dismounting effect of the dustproof device.

2. The heat dissipation device for IP set top box according to claim 1, characterized in that: A plurality of the dismounting mechanism (2) includes a fixed sliding groove (201), and the inner side of the fixed sliding groove (201) is fixedly connected with the shell (1). The adjacent side of the fixed sliding groove (201) is slidably connected with a net rack (202), the inner wall of the net rack (202) is fixedly connected with a dust screen (203), the inside of the dust screen (203) is provided with a plurality of air holes (204), the front end of the net rack (202) is fixedly connected with a fixed handle (205), and the left side of the front end of the fixed handle (205) is provided with a hole (206).

3. The heat dissipation device for IP set top box according to claim 1, characterized in that: The front side of the shell (1) is fixedly connected with a display screen (13), and the front right end of the shell (1) is fixedly connected with a signal lamp (12).

4. The heat dissipation device for IP set top box according to claim 1, characterized in that: The top of the shell (1) is fixedly connected with a trademark (16), and the left and right sides of the rear end of the shell (1) are fixedly connected with an access port (20).

5. The heat dissipation device for IP set top box according to claim 1, characterized in that: The bottom of the shell (1) is fixedly connected with a support column (14), and the bottom of the support column (14) is fixedly connected with a non-slip pad (15).

6. The heat dissipation device for IP set top box according to claim 1, characterized in that: The rear end of the shell (1) is fixedly connected with a plurality of fixed rods (17), and the outer wall of the fixed rod (17) is rotatably connected with a signal rod (18).

7. The heat dissipation device for IP set top box according to claim 1, characterized in that: The left and right sides of the shell (1) are fixedly connected with a fixed plate (21), and the inside of the fixed plate (21) is provided with a radiating hole (22).

8. The heat dissipation device for IP set top box according to claim 1, characterized in that: The top of the shell (1) is fixedly connected with a decorative stripe (19), the top of the fan shell (6) is fixedly connected with a fixed column (10), and the top of the fixed column (10) is fixedly connected with a dust screen (11).

Images