Intelligent network set top box convenient for heat dissipation
By adopting a combined design of thermal conduction plate, heat pipe, heat dissipation fins and cooling fans in the network set-top box, the problem of poor heat dissipation function of existing network set-top boxes is solved, and more efficient heat dissipation effect is achieved and the service life of the equipment is extended.
Patent Information
- Application Number
- CN202420892567.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-27
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-04-27
AI Technical Summary
The existing network set-top box has poor heat dissipation function, which can easily cause internal components to burn out at high temperatures and affect service life.
An intelligent network set-top box including thermal conductor plates, heat pipes, heat dissipation fins and heat dissipation fans is designed. The heat of the circuit board is transferred to the thermal conductor plate through thermal conductor glue, and then heat is transferred through heat pipes and heat dissipation fins, and finally blown out by the heat dissipation fan. .
It effectively improves the heat dissipation effect, avoids the high temperature burnout of internal components, and extends the service life of the set-top box.
Smart Images
Figure CN222464677U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of network set-top box equipment, in particular to an intelligent network set-top box which is convenient for heat dissipation. Background Art
[0002] The full name of set-top box is digital video converter box. It is a device connected between a TV and an external signal source. It can convert compressed digital signals into TV content and display it on the TV. The signals can come from cable, satellite antenna, and terrestrial broadcasting. In addition to the images and sounds that analog TV can provide, the set-top box can also receive digital content, including electronic program guides, graphics, subtitles, etc., allowing users to watch digital TV programs on existing TVs and conduct interactive digital entertainment, education, and commercial activities through the Internet.
[0003] Most of the existing network set-top boxes have poor heat dissipation functions. If the heat generated by the internal components of the network set-top boxes during operation cannot be dissipated in time, it is easy to cause the internal components of the set-top boxes to burn out at high temperatures, which will affect the service life of the network set-top boxes. Utility Model Content
[0004] In view of the above problems, the utility model provides an intelligent network set-top box which is convenient for heat dissipation to solve the above problems.
[0005] The utility model is implemented as follows: an intelligent network set-top box that is easy to dissipate heat comprises a set-top box shell and a circuit board, a heat conducting plate is fixedly connected between the front and rear end surfaces inside the set-top box shell, a plurality of evenly distributed heat pipes are arranged inside the heat conducting plate, a plurality of evenly distributed heat fins are fixedly connected to the left and right ends of the outer walls of the plurality of heat pipes, two heat dissipation fans are installed on the upper end surface of the set-top box shell, the air outlets of the two heat dissipation fans are both connected to the interior of the set-top box shell, a plurality of heat conductive adhesives are arranged on the upper end surface of the heat conducting plate, and the circuit board is arranged on the upper end surface of the plurality of heat conductive adhesives.
[0006] In order to facilitate heat conduction of the heat pipe, as a preferred intelligent network set-top box for easy heat dissipation of the utility model, the heat pipe includes a shell, a liquid wick and a working fluid, the liquid wick is fixedly connected to the inner wall of the shell, the working fluid is arranged inside the liquid wick, the shell is made of copper, and the working fluid is distilled water.
[0007] In order to facilitate the heat dissipation fan to blow the heat out of the set-top box housing, as a preferred embodiment of the utility model of an intelligent network set-top box that is convenient for heat dissipation, the lower end surface of the set-top box housing is provided with a plurality of evenly distributed heat dissipation holes.
[0008] In order to increase the thermal conductivity of the heat conducting plate, as a preferred embodiment of the utility model of an intelligent network set-top box that is convenient for heat dissipation, the heat conducting plate is made of copper.
[0009] In order to prevent the desktop from blocking the heat dissipation holes, as a preferred embodiment of the utility model of an intelligent network set-top box that is easy to dissipate heat, supports are arranged at the four corners of the lower end surface of the set-top box shell.
[0010] In order to prevent dust from entering the set-top box housing, as a preferred embodiment of the utility model of an intelligent network set-top box that is easy to dissipate heat, the air inlet of the cooling fan is provided with a dustproof net.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] This intelligent network set-top box is easy to dissipate heat. The heat generated by the circuit board is transferred to the heat conducting plate through the thermal adhesive. The heat conducting plate further transfers the heat to the heat pipe. The heat pipe transfers the heat to the heat dissipation fins at both ends. The heat is blown out of the set-top box shell by the heat dissipation fan. The heat is conducted through the heat conducting plate, the heat pipe and the heat dissipation fins, and the heat conduction effect is better. At the same time, the heat dissipation fan can directly blow the heat generated by the circuit board out of the set-top box shell, and the heat dissipation efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is an overall structural diagram of an intelligent network set-top box that is easy to dissipate heat in the utility model;
[0014] Figure 2 This is a front view of the heat conducting plate of the utility model;
[0015] Figure 3 It is a top view of the heat dissipation fin of the utility model;
[0016] Figure 4 It is a cross-sectional view of the heat pipe of the utility model.
[0017] In the figure, 1, set-top box shell; 2, cooling fan; 3, heat conducting plate; 4, circuit board; 5, thermal conductive glue; 6, heat pipe; 601, outer shell; 602, liquid absorption core; 603, working fluid; 7, cooling fins; 8, heat dissipation holes; 9, support. DETAILED DESCRIPTION
[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.
[0019] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.
[0020] See also Figure 1-4 A smart network set-top box that is easy to dissipate heat includes a set-top box shell 1 and a circuit board 4. A heat conducting plate 3 is fixedly connected between the front and rear end surfaces inside the set-top box shell 1. A plurality of evenly distributed heat pipes 6 are arranged inside the heat conducting plate 3. The left and right ends of the outer walls of the plurality of heat pipes 6 are fixedly connected with a plurality of evenly distributed heat dissipating fins 7. Two heat dissipating fans 2 are installed on the upper end surface of the set-top box shell 1. The air outlets of the two heat dissipating fans 2 are both connected to the interior of the set-top box shell 1. A plurality of heat conducting adhesives 5 are arranged on the upper end surface of the heat conducting plate 3. The circuit board 4 is arranged on the upper end surface of the plurality of heat conducting adhesives 5.
[0021] In this embodiment: the heat generated by the circuit board 4 is transferred to the heat conducting plate 3 through the thermal conductive adhesive 5, the heat conducting plate 3 further transfers the heat to the heat pipe 6, the heat pipe 6 transfers the heat to the heat dissipation fins 7 at both ends, and the heat is blown out of the set-top box shell 1 through the heat dissipation fan 2. Heat conduction is carried out through the heat conducting plate 3, the heat pipe 6 and the heat dissipation fins 7, and the heat conduction effect is better. At the same time, the heat dissipation fan 2 can directly blow the heat generated by the circuit board 4 out of the set-top box shell 1, and the heat dissipation efficiency is high.
[0022] As a technical optimization solution of the utility model, the heat pipe 6 includes a shell 601, a liquid wick 602 and a working fluid 603. The liquid wick 602 is fixedly connected to the inner wall of the shell 601, and the working fluid 603 is arranged inside the liquid wick 602. The shell 601 is made of copper and the working fluid 603 is distilled water.
[0023] In this embodiment: when the heat pipe 6 is heated, the shell 601 first transfers the heat to the liquid wick 602, and the working fluid 603 in the liquid wick 602 evaporates and moves to both ends. The low temperature at both ends causes the vapor to liquefy and release heat, and the liquefied working fluid 603 is reabsorbed by the liquid wick 602 and moves to the middle, thereby realizing cooling in a cycle, dissipating heat through the heat pipe 6, and having a good heat dissipation effect.
[0024] As a technical optimization solution of the present invention, a plurality of evenly distributed heat dissipation holes 8 are provided on the lower end surface of the set-top box housing 1 .
[0025] In this embodiment, a plurality of evenly distributed heat dissipation holes 8 are provided on the lower end surface of the set-top box housing 1 , so that the heat dissipation fan 2 can blow the heat out of the set-top box housing 1 .
[0026] As a technical optimization solution of the present utility model, the material of the heat conducting plate 3 is copper.
[0027] In this embodiment, the thermal conductivity is improved by setting the material of the heat conducting plate 3 to copper.
[0028] As a technical optimization solution of the present invention, supports 9 are provided at the four corners of the lower end surface of the set-top box housing 1 .
[0029] In this embodiment, supports 9 are provided at the four corners of the lower end surface of the set-top box housing 1 to facilitate lifting the set-top box housing 1 and prevent the heat dissipation holes 8 from being blocked.
[0030] As a technical optimization solution of the present invention, the air inlet of the heat dissipation fan 2 is provided with a dustproof net.
[0031] In this embodiment, a dustproof net is provided at the air inlet of the heat dissipation fan 2 to prevent dust from entering the set-top box housing 1 .
[0032] The working principle of the utility model is as follows: the heat generated by the circuit board 4 is transferred to the heat conducting plate 3 through the heat conducting glue 5, and the heat conducting plate 3 further transfers the heat to the heat pipe 6. When the heat pipe 6 is heated, the shell 601 first transfers the heat to the liquid wick 602, and the working fluid 603 in the liquid wick 602 evaporates and moves to both ends due to the heat. The low temperature at both ends causes the vapor to liquefy and release heat, and the liquefied working fluid 603 is reabsorbed by the liquid wick 602 and moves to the middle, thereby realizing cooling in this cycle. The heat pipe 6 transfers the heat to the heat dissipation fins 7 at both ends, and the heat is blown out of the set-top box shell 1 through the heat dissipation fan 2. Heat is conducted through the heat conducting plate 3, the heat pipe 6 and the heat dissipation fins 7, and the heat conduction effect is better. At the same time, the heat dissipation fan 2 can directly blow the heat generated by the circuit board 4 out of the set-top box shell 1, and the heat dissipation efficiency is high.
[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. An intelligent network set-top box that facilitates heat dissipation, comprising a set-top box housing (1) and a circuit board (4), characterized in that: A heat conducting plate (3) is fixedly connected between the front and rear end surfaces inside the set-top box shell (1); a plurality of evenly distributed heat pipes (6) are arranged inside the heat conducting plate (3); and a plurality of evenly distributed heat dissipating fins (7) are fixedly connected to the left and right ends of the outer walls of the plurality of heat pipes (6); two heat dissipating fans (2) are installed on the upper end surface of the set-top box shell (1); the air outlets of the two heat dissipating fans (2) are connected to the interior of the set-top box shell (1); a plurality of heat conducting adhesives (5) are arranged on the upper end surface of the heat conducting plate (3); and the circuit board (4) is arranged on the upper end surface of the plurality of heat conducting adhesives (5).
2. The intelligent network set-top box for facilitating heat dissipation according to claim 1, characterized in that: The heat pipe (6) comprises an outer shell (601), a liquid wick (602) and a working liquid (603); the liquid wick (602) is fixedly connected to the inner wall of the outer shell (601); the working liquid (603) is arranged inside the liquid wick (602); the outer shell (601) is made of copper; and the working liquid (603) is distilled water.
3. The intelligent network set-top box for facilitating heat dissipation according to claim 1, characterized in that: The lower end surface of the set-top box housing (1) is provided with a plurality of evenly distributed heat dissipation holes (8).
4. The intelligent network set-top box for facilitating heat dissipation according to claim 1, characterized in that: The heat conducting plate (3) is made of copper.
5. The intelligent network set-top box for facilitating heat dissipation according to claim 1, characterized in that: Supports (9) are provided at the four corners of the lower end surface of the set-top box housing (1).
6. The intelligent network set-top box for facilitating heat dissipation according to claim 1, characterized in that: The air inlet of the heat dissipation fan (2) is provided with a dustproof net.