Digital television set top box with heat dissipation performance

Abstract

The utility model discloses a digital television set-top box with heat dissipation performance, which relates to the technical field of digital television set-top boxes and comprises a set-top box body, a ventilation plate is clamped at the top of the set-top box body, a groove is arranged in the set-top box body, and the ventilation plate is arranged in the groove. A groove is formed in the top of one side of the set top box body, a heat dissipation assembly for ventilating components in the set top box body is arranged in the groove, a dustproof plate is arranged below the ventilation plate, two clamping blocks are fixedly arranged on one side of the ventilation plate, two box bodies are fixedly arranged at the top of one side of the set top box body, and limiting assemblies for limiting the clamping blocks are arranged in the box bodies; the set-top box has the beneficial effects that the ventilation plate and the dustproof plate can be conveniently and quickly disassembled and cleaned, the dust cleaning process is simplified, the cleaning difficulty is effectively reduced, the heat dissipation efficiency of the set-top box body is also remarkably improved, and a solid guarantee is provided for stable operation of the set-top box body.

Description

Technical Field

[0001] The utility model relates to a television set-top box, in particular to a digital television set-top box with heat dissipation performance, belonging to the technical field of digital television set-top boxes. Background Art

[0002] A digital TV set-top box is a device that can convert digital TV signals into high-quality audio and video signals, then transmit the signals to the TV, and play the programs through the TV's playback device, allowing users to watch the latest TV programs.

[0003] Among them, the "digital TV set-top box with heat dissipation performance" disclosed in application number "202222313744.1" "comprises a main body structure, a heat-conducting structure, a heat dissipation structure and a supporting structure, the heat-conducting structure is located inside the main body structure, the heat dissipation structure is located inside the main body structure, and the supporting structure is located at the lower end of the main body structure." In the utility model, the heat-conducting capacity of the digital TV set-top box with heat dissipation performance is improved by installing and improving the heat-conducting structure. In daily life, the heat generated during the operation of the digital TV set-top box can be effectively transferred, thereby ensuring the normal operation of the digital TV set-top box with heat dissipation performance.

[0004] However, the above method still has the following defects: the ventilation holes provided on the top of the main body can dissipate heat for the set-top box; however, dust falling from above is easily accumulated in the ventilation holes. As time goes by, the continuous accumulation of dust will eventually cause the ventilation holes to be blocked, making it difficult to disassemble them. This not only increases the difficulty of cleaning the dust, but also seriously affects the heat dissipation efficiency of the set-top box, thereby posing a potential threat to its stable operation. Utility Model Content

[0005] The purpose of the utility model is to provide a digital TV set-top box with heat dissipation performance, so as to solve the problem in the above background technology that the ventilation holes are easy to accumulate dust, which will be blocked after long-term accumulation and difficult to disassemble.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a digital TV set-top box with heat dissipation performance, comprising a set-top box body, a ventilation plate being engaged with the top of the set-top box body, a groove being provided inside the set-top box body, and a heat dissipation component for ventilating the components inside the set-top box body being provided inside the groove, a dustproof plate being provided below the ventilation plate, two clamping blocks being fixedly provided on one side of the ventilation plate, two box bodies being fixedly provided on the top of one side of the set-top box body, and a limiting component being provided inside the box body for limiting the position of the clamping blocks.

[0007] As a preferred technical solution of the present invention, an operation button is provided in the middle of the other side of the set-top box body, and a sealing strip is provided at the connection between the set-top box body and the ventilation plate.

[0008] As a preferred technical solution of the present invention, a plurality of ventilation holes with even intervals are provided on the surface of the ventilation plate, and lifting ears are fixed on both sides of the ventilation plate.

[0009] As an optimal technical solution of the present invention, slides are fixed on both sides of the top of the dustproof plate, and slide rails are provided on the outside of the slides for sliding. The top of the slide rails is fixedly connected to one side of the bottom end of the ventilation plate. Guide plates are fixed on the tops of both sides of the slides, and guide grooves that slide with the guide plates are provided on both sides of the inner wall of the slide rails.

[0010] As an optimal technical solution of the present invention, the heat dissipation assembly includes a bracket, which is arranged inside the groove. Two support plates are fixed on the inner wall of the bracket, and a motor is provided in the middle of the top of the support plate. The output shaft of the motor is fixed with heat dissipation fan blades.

[0011] As a preferred technical solution of the present invention, a plurality of evenly spaced heat dissipation fins are fixedly provided on the surface of the motor, and the heat dissipation fins are made of aluminum alloy. A plurality of evenly spaced heat dissipation grooves are provided on the surface of the support plate. Four evenly spaced mounting blocks are provided at the bottom end of the bracket, and the mounting blocks are fixedly connected to the inner wall of the groove. The top end of the bracket is threadedly connected to four evenly spaced bolts, and the top of the mounting block is provided with screw holes threadedly connected to the bolts.

[0012] As an optimal technical solution of the present invention, the limiting assembly includes a pull rod, which is slidably arranged in the middle of the two box bodies. Both ends of the pull rod are provided with a movable plate, and the top of the movable plate is provided with a slide, which is slidably connected to the block.

[0013] As a preferred technical solution of the present invention, a spring is provided inside the box body, and the spring is sleeved on the outside of the pull rod. One end of the spring is fixedly connected to one side of the movable plate, and the other end is fixedly connected to the inner wall of the box body. Two guide rods are symmetrically fixed on one side of the movable plate, and one end of the guide rod passes through the box body and extends to the outside of the box body.

[0014] Compared with the related art, the digital TV set-top box with heat dissipation performance provided by the present invention has the following beneficial effects:

[0015] 1. Through the designed limit assembly, the pull rod can drive the movable plates at both ends to achieve synchronous displacement, and then pull the two slides to move in the horizontal direction. This operation process allows the slide originally covered on the card block to slide and separate from it, thereby facilitating the disassembly of the snap-on ventilation plate. Combined with the sliding dustproof plate, the two can be quickly disassembled and cleaned, simplifying the dust cleaning process, effectively reducing the difficulty of cleaning, and significantly improving the heat dissipation efficiency of the set-top box body, providing a solid guarantee for its stable operation.

[0016] 2. Through the configuration of the heat dissipation component, the motor can efficiently drive the heat dissipation fan blades to rotate at high speed, ensuring rapid and effective heat dissipation of the set-top box body. At the same time, the dust shield can effectively block the intrusion of dust, exerting excellent dustproof effect, and further improving the operating environment of the set-top box. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is one of the structural diagrams of the present utility model;

[0018] Figure 2 This is the second structural diagram of the present utility model;

[0019] Figure 3 This is a schematic diagram of the exploded structure of the set-top box body of the utility model;

[0020] Figure 4 This is a schematic diagram of the explosion structure of the box body of the utility model;

[0021] Figure 5 This is a schematic diagram of the exploded structure of the heat dissipation component of the utility model;

[0022] Figure 6 This is a schematic diagram of the explosion structure of the dustproof plate of the utility model.

[0023] In the figure: 1. Set-top box body; 2. Ventilation plate; 3. Groove; 4. Heat dissipation assembly; 401. Bracket; 402. Support plate; 403. Motor; 404. Heat dissipation fan blades; 405. Heat dissipation fins; 406. Mounting block; 407. Bolt; 408. Heat dissipation slot; 5. Dustproof plate; 6. Block; 7. Box body; 8. Limit assembly; 801. Pull rod; 802. Moving plate; 803. Slide; 804. Spring; 805. Guide rod; 9. Slide rail; 10. Slide plate; 11. Lifting ear; 12. Ventilation hole; 13. Operation button. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1-6 The utility model provides a digital TV set-top box with heat dissipation performance, including a set-top box body 1, a ventilation plate 2 is engaged with the top of the set-top box body 1, which is convenient for ventilation and heat dissipation, a groove 3 is opened inside the set-top box body 1, and a heat dissipation component 4 is arranged inside the groove 3 to ventilate the internal components of the set-top box body 1, which is convenient for heat dissipation and ventilation of the interior of the set-top box body 1 to ensure the normal operation of the internal components, a dustproof plate 5 is provided under the ventilation plate 2, and the dustproof plate 5 can block dust and achieve a dust-proof effect, two clamping blocks 6 are fixedly provided on one side of the ventilation plate 2, two box bodies 7 are fixedly provided on the top of one side of the set-top box body 1, and a limiting component 8 is provided inside the box body 7 to limit the clamping block 6, and the limiting component 8 can limit and fix the ventilation plate 2 that is engaged, and is convenient for regular disassembly and cleaning.

[0026] The heat dissipation component 4 includes a bracket 401, which is arranged inside the groove 3. Two support plates 402 are fixedly provided on the inner wall of the bracket 401, and a motor 403 is provided in the middle of the top of the support plate 402. The output shaft of the motor 403 is fixed with a heat dissipation fan blade 404. The surface of the motor 403 is fixed with a plurality of evenly spaced heat dissipation fins 405, and the heat dissipation fins 405 are made of aluminum alloy. The aluminum alloy has excellent thermal conductivity and heat dissipation, which improves its heat dissipation effect. The surface of the support plate 402 is provided with a plurality of evenly spaced heat dissipation grooves 408. The bottom end of the bracket 401 is provided with four evenly spaced mounting blocks 406, and the mounting blocks 406 are fixedly connected to the inner wall of the groove 3. The top of the bracket 401 is threadedly connected with four evenly spaced bolts 407, and the top of the mounting block 406 is provided with a screw hole threadedly connected to the bolts 407. Through the provided heat dissipation component 4, it is convenient to drive the heat dissipation fan blade 404 to rotate at high speed by the motor 403, thereby realizing rapid heat dissipation of the set-top box body 1;

[0027] The limiting assembly 8 includes a pull rod 801, which is slidably arranged in the middle of the two box bodies 7. A movable plate 802 is provided at both ends of the pull rod 801. A slide 803 is provided at the top of the movable plate 802. The slide 803 is slidably connected to the block 6. A spring 804 is provided inside the box body 7, and the spring 804 is sleeved on the outside of the pull rod 801. One end of the spring 804 is fixedly connected to one side of the movable plate 802, and the other end is fixedly connected to the inner wall of the box body 7. Two guide rods 804 are symmetrically fixed on one side of the movable plate 802. 05, and one end of the guide rod 805 passes through the box body 7 and extends to the outside of the box body 7, and the limit assembly 8 is set, which drives the movable plates 802 at the two ends to move synchronously through the pull rod 801, thereby driving the two slides 803 to move horizontally, so that the slides 803 covering the block 6 slide and separate therefrom, thereby facilitating the disassembly of the engaged ventilation plate 2 and cleaning the dust generated on the surface, effectively reducing the difficulty of cleaning the dust, improving the heat dissipation efficiency of the set-top box body 1, and ensuring its stable operation;

[0028] Slide plates 10 are fixed on both sides of the top of the dustproof plate 5, and slide rails 9 are provided on the outside of the slide plate 10 for sliding. The top of the slide rail 9 is fixedly connected to one side of the bottom end of the ventilation plate 2. Guide plates are fixed on the top of both sides of the slide plate 10. Guide grooves for sliding with the guide plates are provided on both sides of the inner wall of the slide rail 9. The provided slide plates 10 and the guide plates are combined with the slide rails 9 to facilitate sliding and removing the dustproof plate 5. The edge of the dustproof plate 5 fits with the inner wall of the groove 3 without shaking, which facilitates subsequent disassembly, cleaning and maintenance, thereby ensuring the normal use of the set-top box body 1.

[0029] The surface of the ventilation plate 2 is provided with a plurality of evenly spaced ventilation holes 12, and both sides of the ventilation plate 2 are fixed with lifting ears 11. The ventilation holes 12 are provided to facilitate ventilation, and the lifting ears 11 are provided to facilitate the user to lift and remove the ventilation plate 2.

[0030] An operation button 13 is provided in the middle of the other side of the set-top box body 1, and a sealing strip is provided at the connection between the set-top box body 1 and the ventilation plate 2. The operation button 13 is provided to facilitate the user to operate the set-top box body 1, and the sealing strip is provided to facilitate the sealing and dust-proofing.

[0031] When in use, first place the digital TV set-top box at a suitable working location, install it using the joints and wiring on its surface, and debug it using the operation button 13. When the set-top box body 1 is in working condition, the motor 403 is controlled to work, and the output shaft of the motor 403 drives the heat dissipation fan blades 404 to rotate at high speed, thereby achieving a good heat dissipation effect on the set-top box body 1. By arranging a sliding dustproof plate 5 under the ventilation plate 2, it can effectively block the invasion of dust, exert an excellent dustproof effect, and further improve the operating environment of the set-top box; when dust accumulates to a certain extent, it is necessary to regularly disassemble, clean or replace the ventilation plate 2 and the dustproof plate 5. First, use the pull rod 801 to drive the two movable plates 5 to move. The movable plate 802 is displaced synchronously, and the spring 804 is in a compressed state. Then the two slides 803 move synchronously, so that the slide 803 covering the block 6 slides and separates from it, and then the lifting ear 11 is used to lift the engaged ventilation plate 2 upward, so as to facilitate the disassembly of the engaged ventilation plate 2. The upward movement of the ventilation plate 2 drives the dustproof plate 5 to move upward, and the dustproof plate 5 can be removed and cleaned or replaced with the slide plate 10 and the slide rail 9. At the same time, the disassembled ventilation plate 2 is cleaned, thereby effectively reducing the difficulty of cleaning dust, improving the heat dissipation efficiency of the set-top box body 1, and ensuring its stable operation. Finally, the cleaned ventilation plate 2 and dustproof plate 5 can be assembled.

[0032] 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, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A digital television set-top box with heat dissipation performance, comprising a set-top box body (1), characterized in that: A ventilation plate (2) is provided on the top of the set-top box body (1), a groove (3) is provided inside the set-top box body (1), and a heat dissipation assembly (4) for ventilating components inside the set-top box body (1) is provided inside the groove (3), a dustproof plate (5) is provided below the ventilation plate (2), two clamping blocks (6) are fixed on one side of the ventilation plate (2), two box bodies (7) are fixed on the top of one side of the set-top box body (1), and a limiting assembly (8) for limiting the position of the clamping blocks (6) is provided inside the box body (7).

2. The digital television set-top box with heat dissipation performance according to claim 1, characterized in that: An operating button (13) is provided in the middle of the other side of the set-top box body (1), and a sealing strip is provided at the connection between the set-top box body (1) and the ventilation plate (2).

3. The digital television set-top box with heat dissipation performance according to claim 1, characterized in that: The surface of the ventilation plate (2) is provided with a plurality of ventilation holes (12) at even intervals, and lifting ears (11) are fixedly provided on both sides of the ventilation plate (2).

4. The digital television set-top box with heat dissipation performance according to claim 1, characterized in that: Slide plates (10) are fixedly provided on both sides of the top of the dustproof plate (5), and a slide rail (9) is provided on the outside of the slide plate (10) for sliding. The top of the slide rail (9) is fixedly connected to one side of the bottom end of the ventilation plate (2). Guide plates are fixedly provided on the top of both sides of the slide plate (10), and guide grooves for slidingly cooperating with the guide plates are provided on both sides of the inner wall of the slide rail (9).

5. The digital television set-top box with heat dissipation performance according to claim 1, characterized in that: The heat dissipation assembly (4) comprises a bracket (401), the bracket (401) being arranged inside the groove (3), two support plates (402) being fixedly provided on the inner wall of the bracket (401), a motor (403) being provided in the middle of the top end of the support plate (402), and a heat dissipation fan blade (404) being fixedly provided on the output shaft of the motor (403).

6. The digital television set-top box with heat dissipation performance according to claim 5, characterized in that: The surface of the motor (403) is fixedly provided with a plurality of evenly spaced heat dissipation fins (405), and the heat dissipation fins (405) are made of aluminum alloy. The surface of the support plate (402) is provided with a plurality of evenly spaced heat dissipation grooves (408). The bottom end of the bracket (401) is provided with four evenly spaced mounting blocks (406), and the mounting blocks (406) are fixedly connected to the inner wall of the groove (3). The top end of the bracket (401) is threadedly connected with four evenly spaced bolts (407), and the top of the mounting block (406) is provided with screw holes threadedly connected to the bolts (407).

7. The digital television set-top box with heat dissipation performance according to claim 1, characterized in that: The limiting assembly (8) includes a pull rod (801), which is slidably arranged in the middle of the two box bodies (7), and a movable plate (802) is provided at both ends of the pull rod (801). The top of the movable plate (802) is provided with a slide (803), and the slide (803) is slidably connected to the block (6).

8. The digital television set-top box with heat dissipation performance according to claim 7, characterized in that: A spring (804) is provided inside the box body (7), and the spring (804) is sleeved on the outside of the pull rod (801). One end of the spring (804) is fixedly connected to one side of the movable plate (802), and the other end is fixedly connected to the inner wall of the box body (7). Two guide rods (805) are symmetrically fixed on one side of the movable plate (802), and one end of the guide rod (805) passes through the box body (7) and extends to the outside of the box body (7).

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