CN211792369U

CN211792369U - Set top box with dustproof function

Info

Publication number: CN211792369U
Application number: CN201922441070.1U
Authority: CN
Inventors: 吴春霞; 陈福勇
Original assignee: Huashang College Guangdong University Of Finance & Economics
Current assignee: Huashang College Guangdong University Of Finance & Economics
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-27
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a STB with dustproof function, comprises a box bod, the bottom fixed mounting of box inner chamber has two stands, there is the motor through connecting rod fixed mounting between two stands, the flabellum is installed to the output of motor, the bottom of box body is provided with the radiator-grid, the equal fixed mounting in the left and right sides of box body bottom has the landing leg, the bottom fixed mounting of landing leg has the base, the protection casing is installed through the connecting block to one side that the radiator-grid was kept away from to the landing leg. The utility model discloses set up box body, spiral groove, motor, flabellum, radiator-grid, connecting block, connecting rod, screw thread limit, knob, buckle, filter screen, ventilation net and protection casing, it is not good to have solved current STB dustproof effect, owing to seted up the louvre, inside the dust can get into the STB by the louvre, long-term the use can cause the STB trouble, and the STB surface piles up the dust, can lead to the problem that the STB intake when cleaning.

Description

Set top box with dustproof function

Technical Field

The utility model relates to a STB technical field specifically is a STB with dustproof function.

Background

A digital video conversion box, which is often called a set-top box or a set-top box, is a device for connecting a television with an external signal source, and can convert a compressed digital signal into television content and display the television content on the television, wherein the signal can come from a cable, a satellite antenna, a broadband network and ground broadcasting, the content received by the set-top box can be used for receiving digital content, including an electronic program guide, an Internet webpage, subtitles and the like, besides simulating images and sound which can be provided by the television, but the existing set-top box has poor dustproof effect, because of the arrangement of radiating holes, dust can enter the set-top box through the radiating holes, the set-top box can be in failure after long-term use, and the surface of the set-top box is accumulated with dust, and the set-top box can be filled with water during wiping, therefore.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a STB with dustproof function possesses dustproof effectual advantage, and it is not good to have solved current STB dustproof effect, owing to seted up the louvre, inside the dust can get into the STB by the louvre, long-term the use can cause the STB trouble, and the STB surface piles up the dust, can lead to the problem that the STB intake when cleaning.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a STB with dustproof function, includes the box body, the bottom fixed mounting of box inner chamber has two stands, there is the motor through connecting rod fixed mounting between two stands, the flabellum is installed to the output of motor, the bottom of box body is provided with the radiator-grid, the equal fixed mounting in the left and right sides of box body bottom has the landing leg, the bottom fixed mounting of landing leg has the base, the protection casing is installed through the connecting block in one side that the radiator-grid was kept away from to the landing leg, the left and right sides of protection casing and the left and right sides at box body top all are provided with the spiral shell groove, the inner chamber of spiral shell groove has the net of ventilating through screw thread limit threaded connection, the surface of net of ventilating is provided with the knob, the inner chamber of net of ventilating and radiator-.

Preferably, the left side and the right side of the bottom of the inner cavity of the box body are fixedly provided with supports, and the top of each support is fixedly provided with a circuit board.

Preferably, the outer surfaces of the box body and the protective cover are coated with anti-corrosion layers, and the inner surfaces of the box body and the protective cover are coated with anti-aging layers.

Preferably, the corrosion prevention layer is a polyamide resin coating layer, and the aging resistant layer is a polyurethane coating layer.

Preferably, the back of box body is provided with the socket, the back of protection casing is provided with the through-hole that uses with the socket cooperation, and is provided with the sealing washer in the through-hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses the protection casing has been set up, the top and the both sides of protection casing surrounding box body, avoid external dust direct contact to the box body, the dust falls on the protection casing, do not worry when cleaning to have water to get into the box body in, it dispels the heat to drive the flabellum rotation during motor work, the outside air gets into by the net of ventilating, blow off by the radiator-grid at last, the filter screen can avoid the dust to get into by radiator-grid and net of ventilating, the knob is twisted to the accessible, the net of ventilating is twisted off from the spiral groove, it clears up or changes to open the buckle to the filter screen again, it is not good to have solved current STB dustproof effect, owing to seted up the louvre, the dust can get into the STB by the louvre inside, long-term use can cause the STB trouble, and STB surface piles.

2. The utility model discloses set up the anticorrosion layer, prevented that box body or protection casing from corroding impairedly, set up anti-aging layer, prevented box body or protection casing aging damage, set up base and landing leg, made box body and protection casing firm, set up the connecting block, can install or dismantle the protection casing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged structural view of a partial section of the protective cover of the present invention;

fig. 3 is a schematic view of the ventilation net structure of the present invention.

In the figure: 1. a box body; 2. a screw groove; 3. a circuit board; 4. a column; 5. a motor; 6. a fan blade; 7. a heat-dissipating web; 8. a support leg; 9. a base; 10. connecting blocks; 11. a support; 12. a connecting rod; 13. a threaded edge; 14. a knob; 15. an anti-corrosion layer; 16. an anti-aging layer; 17. buckling; 18. a filter screen; 19. a ventilation net; 20. a shield.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a box body 1, spiral groove 2, circuit board 3, stand 4, motor 5, flabellum 6, radiator-grid 7, landing leg 8, base 9, connecting block 10, support 11, connecting rod 12, screw thread limit 13, knob 14, anti-corrosion coating 15, anti-aging layer 16, buckle 17, filter screen 18, ventilation net 19 and protection casing 20 part are the general standard or the part that technical staff in the field knows, and its structure and principle all are this technical staff's accessible technology and learn the manual or learn through conventional experimental method.

Referring to fig. 1-3, a set-top box with a dustproof function comprises a box body 1, wherein a support 11 is fixedly arranged on the left side and the right side of the bottom of an inner cavity of the box body 1, a circuit board 3 is fixedly arranged on the top of the support 11, two upright posts 4 are fixedly arranged on the bottom of the inner cavity of the box body 1, a motor 5 is fixedly arranged between the two upright posts 4 through a connecting rod 12, a fan blade 6 is arranged at the output end of the motor 5, a radiating net 7 is arranged on the bottom of the box body 1, supporting legs 8 are fixedly arranged on the left side and the right side of the bottom of the box body 1, a base 9 is fixedly arranged on the bottoms of the supporting legs 8 to stabilize the box body 1 and a protective cover 20, a protective cover 20 is arranged on one side of the supporting legs 8 away from the radiating net 7, and a sealing ring is arranged in the through hole, the outer surfaces of the box body 1 and the protective cover 20 are respectively coated with an anti-corrosion layer 15 to prevent the box body 1 or the protective cover 20 from being corroded and damaged, the inner surfaces of the box body 1 and the protective cover 20 are respectively coated with an anti-aging layer 16 to prevent the box body 1 or the protective cover 20 from being aged and damaged, the anti-corrosion layer 15 is a polyamide resin coating, the anti-aging layer 16 is a polyurethane coating, the left side and the right side of the protective cover 20 and the left side and the right side of the top of the box body 1 are respectively provided with a screw groove 2, the inner cavity of the screw groove 2 is in threaded connection with a ventilation net 19 through a threaded edge 13, the surface of the ventilation net 19 is provided with a knob 14, the inner cavities of the ventilation net 19 and the heat dissipation net 7 are respectively provided with a filter screen 18, the joint of the filter screen 18 and, need not worry when cleaning that it gets into in box body 1 to have water, motor 5 during operation drives the rotation of flabellum 6 and dispels the heat, outside air is got into by ventilation net 19, blow off by radiator net 7 at last, filter screen 18 can avoid the dust to get into by radiator net 7 and ventilation net 19, knob 14 is twisted to the accessible, wind net 19 is twisted off from spiral groove 2, it clears up or changes filter screen 18 to open buckle 17 again, it is not good to have solved current STB dustproof effect, owing to seted up the louvre, the dust can get into inside the STB by the louvre, long-term use can cause the STB trouble, and the STB surface piles up the dust, can lead to the STB problem of intaking when cleaning.

When in use, the protective cover 20 is arranged, the protective cover 20 surrounds the top and two sides of the box body 1 to prevent external dust from directly contacting the box body 1, the dust falls on the protective cover 20, water does not need to enter the box body 1 when in wiping, the motor 5 drives the fan blades 6 to rotate to dissipate heat when in work, the external air enters from the ventilation net 19 and is blown out from the heat dissipation net 7, the filter screen 18 can prevent the dust from entering from the heat dissipation net 7 and the ventilation net 19, the ventilation net 19 can be unscrewed from the screw groove 2 by screwing the knob 14, then the buckle 17 is opened to clean or replace the filter screen 18, the anti-corrosion layer 15 is arranged to prevent the box body 1 or the protective cover 20 from being corroded and damaged, the anti-aging layer 16 is arranged to prevent the box body 1 or the protective cover 20 from being aged and damaged, the base 9 and the supporting legs 8 are arranged to stabilize the box body 1 and the protective cover 20, the connecting block 10 is arranged to, the problem of current STB dustproof effect not good, owing to seted up the louvre, the dust can be by inside the louvre gets into the STB, long-term the use can cause the STB trouble, and the STB surface piles up the dust, probably leads to the STB to intake when cleaning is solved.

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 STB with dustproof function, includes box body (1), its characterized in that: the box is characterized in that two columns (4) are fixedly mounted at the bottom of an inner cavity of the box body (1), a motor (5) is fixedly mounted between the two columns (4) through a connecting rod (12), fan blades (6) are mounted at the output end of the motor (5), a radiating net (7) is arranged at the bottom of the box body (1), supporting legs (8) are fixedly mounted on the left side and the right side of the bottom of the box body (1), a base (9) is fixedly mounted on the bottom of the supporting legs (8), a protective cover (20) is mounted on one side, away from the radiating net (7), of each supporting leg (8) through a connecting block (10), screw grooves (2) are arranged on the left side and the right side of the protective cover (20) and the left side and the right side of the top of the box body (1), the inner cavity of each screw groove (2) is in threaded connection with a, the inner cavities of the ventilation net (19) and the heat dissipation net (7) are provided with filter screens (18), and the joints of the filter screens (18) and the ventilation net (19) are provided with buckles (17).

2. The set top box with the dustproof function according to claim 1, wherein: the left and right sides of box body (1) inner chamber bottom all fixed mounting have support (11), the top fixed mounting of support (11) has circuit board (3).

3. The set top box with the dustproof function according to claim 1, wherein: the outer surfaces of the box body (1) and the protective cover (20) are coated with anti-corrosion layers (15), and the inner surfaces of the box body (1) and the protective cover (20) are coated with anti-aging layers (16).

4. A set-top box with a dustproof function according to claim 3, characterized in that: the anti-corrosion layer (15) is a polyamide resin coating, and the anti-aging layer (16) is a polyurethane coating.

5. The set top box with the dustproof function according to claim 1, wherein: the back of box body (1) is provided with the socket, the back of protection casing (20) is provided with the through-hole that uses with the socket cooperation, and is provided with the sealing washer in the through-hole.