CN213522185U

CN213522185U - Heat dissipation mechanism of Internet of things wireless communication assembly for set top box

Info

Publication number: CN213522185U
Application number: CN202023025584.8U
Authority: CN
Inventors: 李晓伟
Original assignee: Shenzhen Qianhai Yilian Technology Co ltd
Current assignee: Shenzhen Qianhai Yilian Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-06-22
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a heat dissipation mechanism of thing networking radio communication subassembly for STB relates to STB technical field, including the fixed slide rail of annular, the fixed slide rail of annular inner and annular rack outer end fixed connection, the meshing of annular rack inner and gear left end, gear and axis of rotation fixed connection No. one, an axis of rotation upper end and conical gear fixed connection, an axis of rotation top is rotated with the connecting block lower extreme and is connected, the connecting block right-hand member rotates with No. two axis of rotation left ends and is connected. This heat dissipation mechanism of thing networking wireless communication subassembly for STB is through being provided with the fixed slide rail of annular for can drive the gear and then drive radiator fan and can remove along the orbit of the fixed slide rail of annular through the motor, make radiator fan can carry out annular periodic motion along the fixed slide rail of annular when the pivoted, and then can make radiator fan's heat dissipation abundant more high-efficient, improved the work efficiency of device.

Description

Heat dissipation mechanism of Internet of things wireless communication assembly for set top box

Technical Field

The utility model relates to a STB technical field specifically is a heat dissipation mechanism of thing networking radio communication subassembly for STB.

Background

A digital video converter box, abbreviated as STB, commonly referred to as a set-top box or set-top box, is a device that connects a television set to an external signal source. It can convert the compressed digital signal into television content and display it on the television. The signals may come from cable, satellite dish, broadband network and terrestrial broadcast. The set-top box receives digital content, including electronic program guides, internet web pages, etc., in addition to the images and sounds that an analog television can provide. It enables users to watch digital television programs on existing television sets and to conduct interactive digital entertainment, education and commercialization activities over a network.

In the prior art, the wireless communication assembly can be used in the set-top box, in hot weather, the set-top box can lead the temperature of the wireless communication assembly to rise due to the temperature rise of work and weather, but the existing wireless communication assembly is cooled by a fixed fan, so that the heat dissipation is not uniform easily, parts which are not cooled by the fan can be damaged, and the working efficiency of the set-top box is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a heat dissipation mechanism of thing networking radio communication subassembly for STB has solved the problem mentioned in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a heat dissipation mechanism of an Internet of things wireless communication assembly for a set top box comprises an annular fixed slide rail, the inner end of the annular fixed slide rail is fixedly connected with the outer end of an annular rack, the inner end of the annular rack is meshed with the left end of the gear, the gear is fixedly connected with the first rotating shaft, the upper end of the first rotating shaft is fixedly connected with the first conical gear, the top end of the first rotating shaft is rotatably connected with the lower end of the connecting block, the right end of the connecting block is rotationally connected with the left end of the second rotating shaft, the right end of the first conical gear is meshed with the lower end of the second conical gear, the second conical gear is fixedly connected with the second rotating shaft, the right end of the second rotating shaft is connected with the left end of the first fixed pipe in a sliding manner, no. two axis of rotation right-hand members and slider left end fixed connection, a slider is through a spout and fixed intraductal wall sliding connection No. one, the output fixed connection of fixed pipe right-hand member and motor No. one.

Preferably, the right end of the motor is connected with the left end of the second sliding groove in a sliding mode, and the right end of the second sliding groove is fixedly connected with the inner wall of the device shell.

Preferably, connecting block left end and connecting rod right-hand member fixed connection, the connecting rod left end is through No. two slider and No. three spout lower extreme sliding connection, No. three spout upper ends and No. two fixed pipe upper end inner wall fixed connection, No. two fixed pipe left ends and No. four spout right-hand member sliding connection, No. four spouts and device shell inner wall fixed connection.

Preferably, the outer wall of the right end of the annular fixed slide rail is fixedly connected with the left end of the supporting and fixing plate, the supporting and fixing plate is fixedly connected with the inner wall of the device shell, and the bottom end of the first rotating shaft is fixedly connected with the upper end of the cooling fan.

Preferably, the upper end of the device shell is provided with an air inlet, the right lower end of the device shell is provided with a first air outlet, the left lower end of the device shell is provided with a second air outlet, and the air inlet, the first air outlet and the second air outlet are provided with dust covers.

Preferably, a wireless communication module is fitted within the device housing.

(III) advantageous effects

The utility model provides a thing networking radio communication subassembly's heat dissipation mechanism for STB. The method has the following beneficial effects:

(1) this thing networking wireless communication subassembly's heat dissipation mechanism for STB, through being provided with the fixed slide rail of annular, make can drive the gear and then drive radiator fan and can remove along the orbit of the fixed slide rail of annular through the motor, make radiator fan can carry out annular periodic motion along the fixed slide rail of annular when the pivoted, and then can make radiator fan's heat dissipation more abundant high-efficient, and improve work efficiency, prevent that thing networking wireless communication subassembly from leading to the damage of device because of high temperature, and the life of the whole device is improved.

(2) This heat dissipation mechanism of thing networking radio communication subassembly for STB all is provided with the dust cover through air intake, air outlet and No. two air outlets for when radiator fan began the during operation, the entering that can avoid the dust influences the radiating efficiency, possessed dirt-proof function simultaneously, can make air-out efficiency more high-efficient through air outlet and No. two air outlets, and then improve the rate of heat dissipation.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

fig. 2 is a schematic top view of the annular fixed slide rail of the present invention;

FIG. 3 is a schematic structural view of the present invention A;

FIG. 4 is a schematic structural view of the present invention B;

FIG. 5 is a schematic structural view of the present invention;

fig. 6 is a schematic view of the front view structure of the gear of the present invention.

In the figure: 1 annular fixed slide rail, 2 annular rack, 3 gears, 4 axis of rotation, 5 conical gear, 6 connecting blocks, 7 number two axis of rotation, 8 number two conical gear, 9 number one fixed tube, 10 number one slider, 11 number one spout, 12 motors, 13 number two spouts, 14 device shell, 15 connecting rods, 16 number two fixed tubes, 17 number two sliders, 18 number three spouts, 19 number four spouts, 20 supporting and fixing plate, 21 radiator fan, 22 air intake, 23 number one air outlet, 24 number two air outlets, 25 dust covers, 26 wireless communication subassembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a heat dissipation mechanism of an Internet of things wireless communication assembly for a set top box comprises an annular fixed slide rail 1, the inner end of the annular fixed slide rail 1 is fixedly connected with the outer end of an annular rack 2, the inner end of the annular rack 2 is meshed with the left end of a gear 3, the gear 3 is fixedly connected with a first rotating shaft 4, the upper end of the first rotating shaft 4 is fixedly connected with a first conical gear 5, the top end of the first rotating shaft 4 is rotatably connected with the lower end of a connecting block 6, the right end of the connecting block 6 is rotatably connected with the left end of a second rotating shaft 7, the right end of the first conical gear 5 is meshed with the lower end of a second conical gear 8, the second conical gear 8 is fixedly connected with the second rotating shaft 7, the right end of the second rotating shaft 7 is slidably connected with the left end of a first fixed pipe 9, the right end of the second rotating shaft 7 is fixedly connected with the left end of a first slide block 10, the first slide block 10 is slidably connected with the, the right end of a motor 12 is connected with the left end of a second sliding chute 13 in a sliding manner, the right end of the second sliding chute 13 is fixedly connected with the inner wall of a device shell 14, the left end of a connecting block 6 is fixedly connected with the right end of a connecting rod 15, the left end of the connecting rod 15 is connected with the lower end of a third sliding chute 18 in a sliding manner through a second sliding block 17, the upper end of the third sliding chute 18 is fixedly connected with the inner wall of the upper end of a second fixing pipe 16, the left end of the second fixing pipe 16 is connected with the right end of a fourth sliding chute 19 in a sliding manner, the fourth sliding chute 19 is fixedly connected with the inner wall of the device shell 14, the outer wall of the right end of an annular fixing slide rail 1 is fixedly connected with the left end of a supporting and fixing plate 20, the inner wall of the device shell 14 is fixedly connected with the bottom end of a first rotating shaft 4, the heat radiation fan 21 can perform annular periodic motion along the annular fixed slide rail 1 while rotating, so that the heat radiation of the heat radiation fan 21 is more sufficient and efficient, and the working efficiency is improved;

air intake 22 has been seted up to device shell 14 upper end, No. one air outlet 23 has been seted up to device shell 14 right side lower extreme, No. two air outlets 24 have been seted up to device shell 14 left side lower extreme, air intake 22, No. one air outlet 23 and No. two air outlets 24 all are provided with dust cover 25, be equipped with wireless communication subassembly 26 in the device shell 14, through at air intake 22, No. one air outlet 23 and No. two air outlets 24 all are provided with dust cover 25, make when radiator fan 21 begins work, can avoid the entering of dust to influence the radiating efficiency, the dirt-proof function has been possessed simultaneously, can make air-out efficiency more high-efficient through No. one air outlet 23 and No. two air outlets 24, and then improve the rate.

When the set top box works (or is used), when the set top box starts to work, the starting motor 12 drives the first fixed pipe 9 to start rotating, and further can drive the second rotating shaft 7 to start rotating through the first sliding groove 11 and the first sliding block 10, so that the second rotating shaft 7 drives the second bevel gear 8 to rotate, and further enables the second bevel gear 8 to drive the first bevel gear 5 to start rotating, and further can drive the first rotating shaft 4 to start rotating, so that the first rotating shaft 4 can drive the heat radiating fan 21 to start rotating for radiating heat, meanwhile, the first rotating shaft 4 can drive the gear 3 to rotate, the gear 3 can move along the annular rack 2 and the annular fixed sliding rail 1 through the meshing of the gear 3 and the annular rack 2, and further enables the gear 3 to drive the connecting block 6 to move along with the following, and through the arrangement of the first fixed pipe and the second fixed pipe, so that when the gear 3 moves to the semicircular track of the annular fixed slide rail 1, the gear moves left and right, and further the sliding of the first slide block 10 and the first slide groove 11 and the sliding of the second slide block 18 and the third slide groove 18 provide the horizontal movement distance of the connecting block 6 at the semicircular track, so that the driving of the motor 12 will not fall off, and at the same time, the motor 12 and the second fixed pipe 16 slide along the second slide groove 13 and the fourth slide groove 19, respectively, so that the gear 3 can drive the heat dissipation fan 21 to perform the annular periodic movement along the annular fixed slide rail 1, and further provide the efficient heat dissipation effect, to sum up, by providing the annular fixed slide rail 1, the gear 3 can be driven by the motor 12, and further the heat dissipation fan 21 can move along the track of the annular fixed slide rail 1, so that the heat dissipation fan 21 can perform the annular periodic movement along the annular fixed slide rail 1 while rotating, further, the heat dissipation of the heat dissipation fan 21 can be more sufficient and efficient, and the work efficiency can be improved.

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

Claims

1. The utility model provides a heat dissipation mechanism of thing networking radio communication subassembly for STB, includes annular fixed slide rail (1), its characterized in that: the inner end of the annular fixed slide rail (1) is fixedly connected with the outer end of the annular rack (2), the inner end of the annular rack (2) is meshed with the left end of the gear (3), the gear (3) is fixedly connected with a first rotating shaft (4), the upper end of the first rotating shaft (4) is fixedly connected with a first conical gear (5), the top end of the first rotating shaft (4) is rotatably connected with the lower end of the connecting block (6), the right end of the connecting block (6) is rotatably connected with the left end of a second rotating shaft (7), the right end of the first conical gear (5) is meshed with the lower end of a second conical gear (8), the second conical gear (8) is fixedly connected with a second rotating shaft (7), the right end of the second rotating shaft (7) is slidably connected with the left end of a first fixed pipe (9), and the right end of the second rotating shaft (7) is fixedly connected with the left end of a first sliding block (10), a slider (10) through a spout (11) and fixed pipe (9) inner wall sliding connection, fixed pipe (9) right-hand member and the output fixed connection of motor (12) No. one.

2. The heat dissipation mechanism of the internet of things wireless communication assembly for the set top box according to claim 1, wherein: the motor (12) right-hand member and No. two spout (13) left end sliding connection, No. two spout (13) right-hand member and device shell (14) inner wall fixed connection.

3. The heat dissipation mechanism of the internet of things wireless communication assembly for the set top box according to claim 1, wherein: connecting block (6) left end and connecting rod (15) right-hand member fixed connection, connecting rod (15) left end is through No. two slider (17) and No. three spout (18) lower extreme sliding connection, No. three spout (18) upper end and No. two fixed pipe (16) upper end inner wall fixed connection, No. two fixed pipe (16) left end and No. four spout (19) right-hand member sliding connection, No. four spout (19) and device shell (14) inner wall fixed connection.

4. The heat dissipation mechanism of the internet of things wireless communication assembly for the set top box according to claim 1, wherein: the outer wall of the right end of the annular fixed slide rail (1) is fixedly connected with the left end of the supporting and fixing plate (20), the supporting and fixing plate (20) is fixedly connected with the inner wall of the device shell (14), and the bottom end of the first rotating shaft (4) is fixedly connected with the upper end of the cooling fan (21).

5. The heat dissipation mechanism of the internet of things wireless communication assembly for the set top box as claimed in claim 2, wherein: an air inlet (22) is formed in the upper end of the device shell (14), a first air outlet (23) is formed in the lower right end of the device shell (14), a second air outlet (24) is formed in the lower left end of the device shell (14), and dust covers (25) are arranged on the air inlet (22), the first air outlet (23) and the second air outlet (24).

6. The heat dissipation mechanism of the internet of things wireless communication assembly for the set top box as claimed in claim 2, wherein: a wireless communication module (26) is fitted within the device housing (14).