CN108616765B

CN108616765B - Set top box with dustproof function

Info

Publication number: CN108616765B
Application number: CN201810308193.5A
Authority: CN
Inventors: 杨煜海
Original assignee: Jiangsu Shengdoushi Network Technology Co Ltd
Current assignee: Ningbo Meituo Plastic Mould Co ltd
Priority date: 2018-04-08
Filing date: 2018-04-08
Publication date: 2020-11-24
Anticipated expiration: 2038-04-08
Also published as: CN108616765A

Abstract

The invention provides a set top box with a dustproof function, which comprises a casing, wherein a host is fixedly installed at the bottom of an inner cavity of the casing, filter screens are clamped on two sides of the outer surface of the casing through arranged clamping grooves, mounting plates are fixedly installed on two sides of the inner wall of the casing, a conductive rod is fixedly installed on one side of each mounting plate, one end of each conductive rod is in contact with one side of each filter screen, hinge parts are welded on the other two sides of the outer surface of the casing, a connecting rod is hinged to one side of each hinge part, a torsion spring is fixedly connected to one side of each connecting rod, one end of each torsion spring is fixedly connected with the outer surface of the casing, a clamping rod is welded on the other. This STB with dustproof function through setting up filter screen and collector bar to can play electrostatic precipitator's effect, and then prevent that the inside that the dust enters into the casing from causing the interference to its inside electrical components, provide good operational environment for the STB.

Description

Set top box with dustproof function

Technical Field

The invention relates to the technical field of electronic equipment, in particular to a set top box with a dustproof function.

Background

The electronic equipment is composed of electronic components such as integrated circuits, transistors, electron tubes and the like, plays a role by applying electronic technical software, and comprises an electronic computer, a robot controlled by the electronic computer, a numerical control or program control system and the like.

The set top box is also one of electronic equipment, and the set top box has all seted up the louvre for the heat dissipation, but the louvre of seting up can lead to the dust to get into the inside of set top box, and then leads to the dust to attach to and cause its work to disturb on the electrical components of set top box.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a set top box with a dustproof function, and solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a STB with dustproof function, includes the casing, the bottom fixed mounting of casing inner chamber has the host computer, the both sides of casing surface all have the filter screen through the draw-in groove joint of seting up, the equal fixed mounting in both sides on the casing inner wall has the mounting panel, one side fixed mounting of mounting panel has the conducting rod, the one end of conducting rod contacts with one side of filter screen, the articulated elements has all been welded to the other both sides of casing surface, one side of articulated elements articulates there is the connecting rod, one side fixedly connected with torsion spring of connecting rod, torsion spring's one end and the outer fixed surface of casing are connected, the opposite side welding of connecting rod has the chucking pole, the one end of chucking pole runs through the filter screen and extends to the inside of.

Preferably, heat absorbing plates are fixedly mounted on two sides of the main machine, and radiating fins are fixedly mounted on two sides of each heat absorbing plate.

Preferably, the other two sides of the inner wall of the casing are fixedly provided with cooling fans, and the cooling fans are positioned at the top of the host.

Preferably, the top of casing is provided with the apron, the bottom of apron contacts with the top of casing, the surface of filter screen is seted up with the corresponding draw-in groove of chucking pole.

Preferably, the both sides at apron top all threaded connection have the bolt, the one end of bolt run through apron and casing in proper order and with the roof threaded connection of casing.

Preferably, threaded holes corresponding to the bolts are formed in the two sides of the top of the casing, the number of the bolts is four, the bolts are symmetrically distributed on the left side and the right side of the cover plate in pairs, and the bottom of the casing is welded with the supporting legs.

(III) advantageous effects

The invention provides a set top box with a dustproof function. The method has the following beneficial effects:

1. this STB with dustproof function, through setting up filter screen and conducting rod, thereby can play electrostatic precipitator's effect, make dirt-proof effect better, and then prevented that the inside that the dust enters into the casing from causing the interference to its inside electrical components, and then provide good operational environment for the STB, through setting up articulated elements and connecting rod and torsion spring and chucking pole, make it fix the filter screen chucking on the casing, and then it clears up its inside dust to have been convenient for the later stage to dismantle the filter screen.

2. This STB with dustproof function makes its cooperation radiator fan through setting up absorber plate and radiating fin to radiating efficiency has been improved, makes radiating performance better, thereby has been convenient for the later stage through setting up apron and bolt and has been dismantled the apron, and then has been convenient for the later stage and has maintained the electrical components of casing inside.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a top view of the cover plate of the present invention.

In the figure: the device comprises a machine shell 1, a main machine 2, a filter screen 3, a mounting plate 4, a conductive rod 5, a hinge piece 6, a connecting rod 7, a torsion spring 8, a clamping rod 9, a heat absorbing plate 10, a heat radiating fin 11, a heat radiating fan 12, a cover plate 13, a bolt 14 and a supporting leg 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention provides a set top box with a dustproof function, which comprises a machine shell 1, wherein a main machine 2 is fixedly arranged at the bottom of an inner cavity of the machine shell 1, a filter screen 3 is clamped at both sides of the outer surface of the machine shell 1 through a clamping groove, a mounting plate 4 is fixedly arranged at both sides of the inner wall of the machine shell 1, a conductive rod 5 is fixedly arranged at one side of the mounting plate 4, and the electrostatic dust removal function can be achieved by arranging the filter screen 3 and the conductive rod 5, so that the dustproof effect is better, one end of the conductive rod 5 is contacted with one side of the filter screen 3, hinge parts 6 are welded at the other two sides of the outer surface of the machine shell 1, a connecting rod 7 is hinged at one side of the hinge parts 6, a torsion spring 8 is fixedly connected at one side of the connecting rod 7, one end of the torsion spring 8 is fixedly, one end of a clamping rod 9 penetrates through the filter screen 3 and extends to the inside of the filter screen 3, a clamping groove corresponding to the clamping rod 9 is formed in the outer surface of the filter screen 3, the connecting rod 7 on one side is pressed to rotate around a hinge point, so that the rotating connecting rod 7 stretches a torsion spring 8, the clamping rod 9 is driven to move to be separated from the filter screen 3, then the filter screen 3 can be pulled outwards to be separated from the machine shell 1, then the filter screen 3 is moved downwards to be disassembled from the filter screen 3, then the filter screen 3 on the other side is disassembled in the same mode, the filter screen 3 is conveniently disassembled at the later stage to clean dust in the filter screen 3, heat absorbing plates 10 are fixedly installed on the two sides of the main machine 2, heat radiating fins 11 are fixedly installed on the two sides of the heat absorbing plates 10, and heat radiating fans 12 are fixedly installed on the other two sides of the inner wall of the machine shell, the heat dissipation fan 12 is positioned at the top of the host machine 2, the set-top box blows air through the heat dissipation fan 12 when in work, meanwhile, the heat of the host machine 2 is guided into the heat dissipation fins 11 by matching with the heat absorption plate 10, then, the heat is dissipated out through the heat dissipation fins 11 and wind power, the heat absorption plate 10 and the heat dissipation fins 11 are matched with the heat dissipation fan 12 by arranging the heat absorption plate 10 and the heat dissipation fins 11, so that the heat dissipation efficiency is improved, the heat dissipation performance is better, the current can be conducted to the current conducting rod 5 when the set-top box works, the current can be conducted to the filter screen 3 by the current conducting rod 5, the current carried by the current conducting rod 5 is smaller, the filter screen 3 with the current can adsorb dust entering the interior of the machine shell 1, the dust can be prevented from entering the interior of the machine shell 1 to cause interference to the electrical components inside the machine shell 1, the equal threaded connection in both sides at apron 13 top has bolt 14, the one end of bolt 14 run through apron 13 and casing 1 in proper order and with casing 1's roof threaded connection, the screw hole corresponding with bolt 14 is all seted up to the both sides at casing 1 top, and the quantity of bolt 14 is four, and 14 two liang of symmetric distributions of bolt are in the left and right sides of apron 13, rotate bolt 14 through using the spanner and dismantle it, then can upwards stimulate apron 13 to dismantle it from casing 1, and then be convenient for the later stage maintain the electrical components of casing 1 inside, casing 1's bottom welding supporting leg 15.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle is as follows: when the set-top box is used, the set-top box blows air through the cooling fan 12 when in work, meanwhile, the heat of the host machine 2 is guided into the cooling fins 11 by matching with the heat absorption plate 10, then the heat is dissipated out through the cooling fins 11 and wind power, the current conducting rod 5 conducts the current to the filter screen 3 when the set-top box works, the current carried by the current conducting rod 5 is smaller, and then the filter screen 3 with the current adsorbs dust entering the interior of the machine shell 1; when the filter screen 3 is cleaned, the connecting rod 7 on one side is pressed to rotate around the hinge point, so that the rotating connecting rod 7 stretches the torsion spring 8, the clamping rod 9 is driven to move to be separated from the filter screen 3, then the filter screen 3 can be pulled outwards to be separated from the casing 1, then the filter screen 3 is moved downwards to be detached from the filter screen 3, and then the filter screen 3 on the other side is detached in the same way; the bolt 14 is removed by turning it using a wrench and the cover 13 may then be pulled upwardly to remove it from the housing 1.

To sum up, this STB with dustproof function through setting up filter screen 3 and conducting rod 5 to can play electrostatic precipitator's effect, make dirt-proof effect better, and then prevent that the inside that the dust enters into casing 1 from causing the interference to its inside electrical components, and then for the STB provides good operational environment, through setting up articulated elements 6 and connecting rod 7 and torsion spring 8 and chucking pole 9, make it fix the chucking of filter screen 3 on casing 1, and then it clears up its inside dust to have been convenient for later stage to dismantle filter screen 3.

In addition, the set top box with the dustproof function is matched with the heat dissipation fan 12 through the arrangement of the heat absorption plate 10 and the heat dissipation fins 11, so that the heat dissipation efficiency is improved, the heat dissipation performance is better, the cover plate 13 is convenient to detach in the later period through the arrangement of the cover plate 13 and the bolts 14, and then the later period is convenient for maintenance of electrical elements inside the casing 1.

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 casing (1), its characterized in that: a main machine (2) is fixedly arranged at the bottom of the inner cavity of the casing (1), filter screens (3) are clamped at the two sides of the outer surface of the casing (1) through clamping grooves, mounting plates (4) are fixedly mounted on two sides of the inner wall of the casing (1), a conductive rod (5) is fixedly mounted on one side of each mounting plate (4), one end of the conducting rod (5) is contacted with one side of the filter screen (3), the other two sides of the outer surface of the casing (1) are welded with hinged parts (6), one side of the articulated piece (6) is articulated with a connecting rod (7), one side of the connecting rod (7) is fixedly connected with a torsion spring (8), one end of the torsion spring (8) is fixedly connected with the outer surface of the machine shell (1), a clamping rod (9) is welded at the other side of the connecting rod (7), and one end of the clamping rod (9) penetrates through the filter screen (3) and extends into the filter screen (3); heat absorbing plates (10) are fixedly mounted on two sides of the host (2), and heat radiating fins (11) are fixedly mounted on two sides of each heat absorbing plate (10); the other two sides of the inner wall of the shell (1) are fixedly provided with radiating fans (12), and the radiating fans (12) are positioned at the top of the host (2); a cover plate (13) is arranged at the top of the machine shell (1), the bottom of the cover plate (13) is in contact with the top of the machine shell (1), and a clamping groove corresponding to the clamping rod (9) is formed in the outer surface of the filter screen (3); bolts (14) are in threaded connection with two sides of the top of the cover plate (13), and one ends of the bolts (14) sequentially penetrate through the cover plate (13) and the shell (1) and are in threaded connection with a top plate of the shell (1); the threaded holes corresponding to the bolts (14) are formed in the two sides of the top of the casing (1), the bolts (14) are four in number, the bolts (14) are symmetrically distributed on the left side and the right side of the cover plate (13) in pairs, and the bottom of the casing (1) is welded with the supporting legs (15).