CN210986296U

CN210986296U - Digital television set top box with good heat dissipation effect

Info

Publication number: CN210986296U
Application number: CN202020219605.0U
Authority: CN
Inventors: 陈华煜; 曾春华
Original assignee: Quanzhou Yingchuang Electronic Co ltd
Current assignee: Quanzhou Yingchuang Electronic Co ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-07-10
Anticipated expiration: 2030-02-27

Abstract

The utility model relates to the technical field of household electrical equipment, and a digital television set top box that radiating effect is good is disclosed, including bottom plate, box body, upper cover and work component, work component is located the inside fixed setting of box body, and the box body is equipped with two coupling mechanism and is connected with the upper cover through two coupling mechanism, a set of backup pad of the equal fixedly connected with in the upper end left and right sides of bottom plate, all fixed being equipped with the fan between two backup pads of every group, the vent has all been seted up to the lower extreme left and right sides of box body and the upper end left and right sides of upper cover. The utility model discloses can in time distribute away the heat that the STB during operation produced, the radiating effect is good, and when TV STB is out of work, can prevent that outside dust from getting into the STB inside, avoid the dust to pile up and influence STB work, when the picture peg damages simultaneously, people only need change the picture peg, need not change whole STB, reduce extravagantly.

Description

Digital television set top box with good heat dissipation effect

Technical Field

The utility model relates to a domestic appliance equipment technical field especially relates to a digital television set top box that radiating effect is good.

Background

The digital TV set-top box is a cable TV converting device, which is a converting device for converting digital TV signals into analog signals, and decodes and restores the image and sound signals after digital compression to generate analog video and sound signals, and provides high-quality TV programs for audiences through a TV display and a sound device.

At present, a digital television set top box on the market can generate heat during working and can influence the service life of the set top box for a long time, so that a plurality of radiating holes can be formed in the shell of the existing set top box, the radiating effect of the existing set top box is poor only through the radiating holes, dust can enter the set top box through the radiating holes, the dust accumulation can influence the work of the set top box, and therefore the digital television set top box with the good radiating effect is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art digital television set-top box on the market and all can producing the heat at the during operation, can influence the life of STB for a long time, so a plurality of louvre has all been seted up to the shell of current STB, but only the radiating effect through the louvre is relatively poor, and inside the dust can get into the STB by the louvre moreover, the dust is piled up the problem that can influence the STB work, and the digital television set-top box that the radiating effect is good that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a digital television set-top box with good heat dissipation effect comprises a bottom plate, a box body, an upper cover and a working element, wherein the working element is fixedly arranged in the box body, the box body is provided with two connecting mechanisms and is connected with the upper cover through the two connecting mechanisms, the left side and the right side of the upper end of the bottom plate are fixedly connected with a group of supporting plates, a fan is fixedly arranged between the two supporting plates in each group, the left side and the right side of the lower end of the box body and the left side and the right side of the upper end of the upper cover are respectively provided with a ventilation opening, sealing plates are respectively arranged in the two ventilation openings in a sliding manner, a connecting rod is fixedly connected between the two sealing plates on the same side, the front end of the lower inner side wall of the box body is fixedly connected with an electric push rod, the electric push rod is arranged on the front side of the, the opening has been seted up to the rear side wall of box body, and the inside activity of open-ended is equipped with the picture peg, the opening is equipped with fixed establishment and is connected with the picture peg through fixed establishment, picture peg and working element electric connection, the through-wire mouth has been seted up jointly on the lateral wall rear end left side of upper cover and the box body one side in opposite directions.

Preferably, two coupling mechanism includes two fixture blocks and two first bolts, the upper end of two fixture blocks respectively with the lower extreme left and right sides fixed connection of upper cover, and the upper end left and right sides of box body all seted up with fixture block assorted draw-in groove, the lateral wall upper end respectively with the pole wall threaded connection of two first bolts about the box body, and inside two first bolts all extended to the draw-in groove, two the lateral wall of fixture block all seted up with first bolt assorted first screw hole.

Preferably, fixed establishment includes two fixed blocks and two second bolts, and the lateral wall of two fixed blocks one side in opposite directions respectively with the picture peg about lateral wall rear end fixed connection, and the open-ended about the lateral wall rear end all seted up with fixed block assorted L type groove, two the fixed block all rotates with the pole wall of two second bolts respectively through antifriction bearing to be connected, and the tank bottom in two L type grooves all seted up with second bolt assorted second screw hole.

Preferably, the lower end of the working element is fixedly connected with a placing plate, the lower inner side wall of the box body is fixedly connected with an adhesive layer, and the lower end of the placing plate is bonded with the upper end of the adhesive layer.

Preferably, a plug is fixedly connected to a side wall of the working element, and an adapter matched with the plug is fixedly connected to a rear side wall of the plug board.

Preferably, the left side and the right side of the lower end of the box body are fixedly connected with dust screens matched with the two ventilation openings.

Compared with the prior art, the utility model provides a digital television set top box that radiating effect is good possesses following beneficial effect:

1. this digital television set-top box that radiating effect is good, through the box body that is equipped with, can place the working element, through the electric putter that is equipped with, the U-shaped board, two connecting rods, two sets of backup pads, mutually supporting of four closing plates and two fans, can be at the TV set-top box during operation, improve the inside air flow rate of TV set-top box, in order in time to distribute away the heat that the working element during operation produced, improve the life of TV set-top box, when the TV set-top box is out of work, can prevent inside outside dust gets into the STB, avoid the dust to pile up and influence the working element work.

2. This digital television set-top box that radiating effect is good, through two coupling mechanism that are equipped with, can be convenient for people separate upper cover and box body fast, through the fixed establishment who is equipped with, can dismantle the picture peg fast and separate, through the mutually supporting of the plug that is equipped with and adapter, can separate working element and picture peg, place board and adhesive layer through being equipped with, can be with working element and box body quickly separating, thereby when picture peg and working element damage, the people of being convenient for change the damage part, need not change whole set-top box, it is extravagant to reduce.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can in time distribute away the heat that the STB during operation produced, the radiating effect is good, and when TV STB is out of work, can prevent that outside dust from getting into the STB inside, avoids the dust to pile up and influences STB work, and when the picture peg damaged, people only need change the picture peg simultaneously, need not change whole STB, and it is extravagant to reduce.

Drawings

Fig. 1 is a schematic structural diagram of a digital television set-top box with a good heat dissipation effect provided by the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

fig. 4 is an enlarged structural view of a portion B in fig. 2.

In the figure: 1. a base plate; 2. a box body; 3. an upper cover; 4. a working element; 5. a support plate; 6. a fan; 7. a sealing plate; 8. a connecting rod; 9. an electric push rod; 10. a U-shaped plate; 11. inserting plates; 12. a clamping block; 13. a first bolt; 14. a fixed block; 15. a second bolt; 16. placing the plate; 17. an adhesive layer; 18. a plug; 19. an adapter; 20. a dust screen.

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.

Referring to fig. 1-4, a digital television set-top box with good heat dissipation effect comprises a bottom plate 1, a box body 2, an upper cover 3 and a working element 4, wherein the working element 4 is fixedly arranged inside the box body 2, the box body 2 is provided with two connecting mechanisms and is connected with the upper cover 3 through the two connecting mechanisms, the left side and the right side of the upper end of the bottom plate 1 are fixedly connected with a group of supporting plates 5, a fan 6 is fixedly arranged between each group of two supporting plates 5, the left side and the right side of the lower end of the box body 2 and the left side and the right side of the upper end of the upper cover 3 are respectively provided with a vent hole, a sealing plate 7 is arranged inside each vent hole in a sliding manner, a connecting rod 8 is fixedly connected between the two sealing plates 7 on the same side, the front end of the lower inner side wall of the box body 2 is, the left side and the right side of the rear end of the U-shaped plate 10 are fixedly connected with the rod walls of the two connecting rods 8 respectively, the rear side wall of the box body 2 is provided with an opening, an inserting plate 11 is movably arranged in the opening, the opening is provided with a fixing mechanism and is connected with the inserting plate 11 through the fixing mechanism, the inserting plate 11 is electrically connected with the working element 4, and the left side of the rear end of the side wall of the opposite side of the upper cover 3 and the box body 2 is jointly provided with a wire opening.

Two coupling mechanism include two fixture blocks 12 and two first bolts 13, the upper end of two fixture blocks 12 respectively with the lower extreme left and right sides fixed connection of upper cover 3, and the upper end left and right sides of box body 2 all seted up with fixture block 12 assorted draw-in groove, box body 2 about the lateral wall upper end respectively with the pole wall threaded connection of two first bolts 13, and inside two first bolts 13 all extended to the draw-in groove, the first screw hole with first bolt 13 assorted is all seted up to the lateral wall of two fixture blocks 12, twist and move two first bolts 13 and make two first bolts 13 break away from two draw-in grooves, upwards stimulate upper cover 3, can make two fixture blocks 12 break away from two draw-in grooves, thereby make things convenient for people to open box body 2 fast.

Fixing mechanism includes two fixed blocks 14 and two second bolts 15, the lateral wall of two fixed blocks 14 one side in opposite directions respectively with picture peg 11 control lateral wall rear end fixed connection, and the lateral wall rear end all seted up about the open-ended with fixed block 14 assorted L grooves, two fixed blocks 14 all rotate with the pole wall of two second bolts 15 respectively through antifriction bearing and are connected, and the tank bottom in two L grooves all seted up with second bolt 15 assorted second screw hole, twist two second bolts 15 and make two second bolts 15 break away from two L grooves, thereby can dismantle the separation with picture peg 11 and box body 2 fast, and dismantle convenient simple.

The lower extreme fixedly connected with of working element 4 places board 16, and the lower inside wall fixedly connected with adhesive layer 17 of box body 2, and the lower extreme of placing board 16 bonds each other with the upper end of adhesive layer 17, through adhesive layer 17, the people's quickly separating of being convenient for places board 16 and box body 2 to can separate working element 4 and box body 2, and the separation is swift simple.

The side wall of the working element 4 is fixedly connected with the plug 18, the rear side wall of the plug board 11 is fixedly connected with the adapter 19 matched with the plug 18, and the plug board 11 can be conveniently separated from the working element 4, so that when one of the working element 4 and the plug board 11 is damaged, only the damaged part needs to be replaced, the whole set top box does not need to be replaced, and waste is reduced.

The left side and the right side of the lower end of the box body 2 are fixedly connected with dust screens 20 matched with the two ventilation openings, so that dust outside the two fans 6 during working can be prevented from entering the set top box along with airflow, and dust inside the set top box is prevented from being accumulated.

In the utility model, when in use, the working element 4 can be placed through the box body 2, the electric push rod 9, the U-shaped plate 10, the two connecting rods 8, the two groups of supporting plates 5, the four sealing plates 7 and the two fans 6 are arranged, when the television set top box works, the electric push rod 9 works to enable the two connecting rods 8 to move upwards, so that the four sealing plates 7 can move upwards, further the four ventilation openings can be opened, the two fans 6 work to improve the air flow rate inside the television set top box, so that the heat generated when the working element 4 works can be timely distributed, the service life of the television set top box is prolonged, when the television set top box does not work, the electric push rod 9 works to enable the two connecting rods 8 to move downwards, so that the four sealing plates 7 can move downwards, further the four ventilation openings can be closed, thereby external dust can be prevented from entering the interior of the television set top, avoiding dust accumulation affecting the operation of the working element 4.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A digital television set top box with good heat dissipation effect comprises a bottom plate (1), a box body (2), an upper cover (3) and a working element (4), and is characterized in that the working element (4) is fixedly arranged in the box body (2), the box body (2) is provided with two connecting mechanisms and is connected with the upper cover (3) through the two connecting mechanisms, the left side and the right side of the upper end of the bottom plate (1) are fixedly connected with a group of supporting plates (5), a fan (6) is fixedly arranged between the two supporting plates (5) in each group, the left side and the right side of the lower end of the box body (2) and the left side and the right side of the upper end of the upper cover (3) are respectively provided with ventilation openings, sealing plates (7) are respectively arranged in the two ventilation openings in a sliding manner, connecting rods (8) are respectively fixedly connected between the two sealing plates (7) on the same side, and electric putter (9) are located the front side setting of working element (4), the output fixedly connected with U-shaped plate (10) of electric putter (9), the rear end left and right sides of U-shaped plate (10) respectively with the pole wall fixed connection of two connecting rods (8), the opening has been seted up to the back lateral wall of box body (2), and the open-ended inside activity is equipped with picture peg (11), the opening is equipped with fixed establishment and is connected with picture peg (11) through fixed establishment, picture peg (11) and working element (4) electric connection, the wire mouth has been seted up jointly in upper cover (3) and box body (2) lateral wall rear end left side in one side in opposite directions.

2. The digital television set-top box with the good heat dissipation effect according to claim 1, wherein the two connecting mechanisms comprise two clamping blocks (12) and two first bolts (13), the upper ends of the two clamping blocks (12) are respectively fixedly connected with the left side and the right side of the lower end of the upper cover (3), the left side and the right side of the upper end of the box body (2) are respectively provided with a clamping groove matched with the clamping blocks (12), the upper ends of the left side wall and the right side wall of the box body (2) are respectively in threaded connection with the rod walls of the two first bolts (13), the two first bolts (13) extend into the clamping grooves, and the side walls of the two clamping blocks (12) are respectively provided with first threaded holes matched with the first bolts (13).

3. The digital television set-top box with the good heat dissipation effect as recited in claim 1, wherein the fixing mechanism comprises two fixing blocks (14) and two second bolts (15), the side walls of the opposite sides of the two fixing blocks (14) are respectively fixedly connected with the rear ends of the left and right side walls of the insertion plate (11), the rear ends of the left and right side walls of the opening are respectively provided with L-shaped grooves matched with the fixing blocks (14), the two fixing blocks (14) are respectively and rotatably connected with the rod walls of the two second bolts (15) through rolling bearings, and the bottoms of the two L-shaped grooves are respectively provided with second threaded holes matched with the second bolts (15).

4. The digital television set-top box with good heat dissipation effect according to claim 1, wherein a placing plate (16) is fixedly connected to the lower end of the working element (4), an adhesive layer (17) is fixedly connected to the lower inner side wall of the box body (2), and the lower end of the placing plate (16) is adhered to the upper end of the adhesive layer (17).

5. The digital television set-top box with good heat dissipation effect as recited in claim 1, wherein a plug (18) is fixedly connected to a side wall of the working element (4), and an adapter (19) matched with the plug (18) is fixedly connected to a rear side wall of the plug board (11).

6. The digital television set-top box with good heat dissipation effect according to claim 1, wherein dust screens (20) matched with two of the ventilation openings are fixedly connected to the left side and the right side of the lower end of the box body (2).