CN209472700U - A kind of plastic casing of set-top box - Google Patents

Abstract

The utility model discloses a kind of plastic casings of set-top box, including shell, the left and right sides office of the shell is equipped with heat release hole, the inside left Middle face of the shell is equipped with mounting base, there is electric fan on the right side of the mounting base, the inside left of the shell is equipped with shaft, guide vane is equipped in the middle part of the shaft, the inner bottom end face of the shell, which is located on the right side of shaft, is equipped with guide groove, the inside of the guide groove is equipped with draw runner, the rear end of the draw runner is connected with connector, one end of the rear end face connection electric telescopic rod of the connector, the utility model structure is simple, it is easy to use, by electric fan to the delivered inside cooling air of shell, the time required for natural air cooling can be effectively reduced, greatly improve the radiating efficiency of set-top box, the change to cooling gas direction is realized just by the swing of guide vane In the realization heat dissipation comprehensive to enclosure interior, and then guarantee the normal service life of set-top box.

Description

A kind of plastic casing of set-top box

Technical field

The utility model relates to set-top box technique field, specially a kind of plastic casing of set-top box.

Background technique

It is made currently, the shell of set-top box generallys use plastic cement material, is then assembled with circuit board and core inside the shell The electronic components such as piece, since the electronic components such as circuit board and chip generate a large amount of heat at work, and set-top box is outer Shell is plastic cement material, and intensity is weaker, so being easy to cause buckling deformation to the shell when heat is more, has greatly affected this The service life of set-top box, as the patent of application publication number CN201521138802.5 discloses a kind of plastic casing of set-top box Body, but the above patent is haveed the defects that certain in use, although which has corresponding radiator structure, but Be shell during use, used mode remains as natural air cooling, and radiating efficiency is lower, while in the process of heat dissipation In, it cannot radiate to the direction of air required for radiating, be unfavorable for the multi-faceted heat dissipation to set-top box shell.

We provide a kind of plastic casings of set-top box thus.

Utility model content

The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of plastic casing of set-top box, By electric fan to the delivered inside cooling air of shell, the time required for natural air cooling can be effectively reduced, wind-guiding is passed through The swing realization of piece is easy to implement the heat dissipation comprehensive to enclosure interior to the change in cooling gas direction, can effectively solve to carry on the back The problems in scape technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of plastic casing of set-top box, including shell Body, the left and right sides office of the shell are equipped with heat release hole, and the inside left Middle face of the shell is equipped with mounting base, the installation There is electric fan on the right side of seat, and the inside left of the shell is equipped with shaft, is equipped with guide vane in the middle part of the shaft, institute The inner bottom end face for stating shell, which is located on the right side of shaft, is equipped with guide groove, and the inside of the guide groove is equipped with draw runner, the draw runner Rear end is connected with connector, one end of the rear end face connection electric telescopic rod of the connector, the electric telescopic rod it is another The inner back side face of end connection shell, the upper surface of the draw runner is equipped with column, is equipped with limited block on the column, corresponding Column and shaft between by swing piece be connected, it is described swing piece right side be equipped with bar shaped groove corresponding with column, The inside of the shell is equipped with temperature inductor, and the upper surface of the shell is equipped with open source single-chip microcontroller, the open source single-chip microcontroller Input terminal is electrically connected the output end of external power supply, and the input terminal of the open source single-chip microcontroller is electrically connected the output end of temperature inductor, The input terminal of output end the electrical connection electric telescopic rod and electric fan of the open source single-chip microcontroller.

As a kind of optimal technical scheme of the utility model, the lower end surface corner location of the shell is equipped with stabilizer blade, The lower end of the stabilizer blade is equipped with rubber antiskid pad, the rubber antiskid pad with a thickness of three or five millimeters.

As a kind of optimal technical scheme of the utility model, the quantity of the heat release hole in the left and right sides of the shell Six are no less than, the heat release hole is uniformly distributed in the left and right sides of shell from front to back respectively.

As a kind of optimal technical scheme of the utility model, the quantity of the shaft is no less than eight, and the shaft exists The inside left of shell equidistantly distributes from front to back.

As a kind of optimal technical scheme of the utility model, the quantity of the column and the quantity of shaft are equal, described Column and shaft correspond.

Compared with prior art, the utility model has the beneficial effects that structure is simple, easy to use, by electric fan to The delivered inside cooling air of shell, can effectively reduce the time required for natural air cooling, greatly improve set-top box Radiating efficiency is realized by the swing of guide vane and is easy to implement comprehensive to enclosure interior dissipate to the change in cooling gas direction Heat, and then guarantee the normal service life of set-top box.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model partial profile structure.

In figure: 1 shell, 2 stabilizer blades, 3 heat release holes, 4 rubber antiskid pads, 5 open source single-chip microcontrollers, 6 temperature inductors, 7 guide grooves, 8 electric telescopic rods, 9 connectors, 10 swing pieces, 11 electric fans, 12 mounting bases, 13 guide vanes, 14 shafts, 15 draw runners, 16 columns, 17 bar shaped grooves, 18 limited blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of plastic casing of set-top box, including shell 1, the lower end surface corner location of shell 1 is equipped with stabilizer blade 2, and the lower end of stabilizer blade 2 is equipped with rubber antiskid pad 4, rubber antiskid pad 4 With a thickness of three or five millimeters, the left and right sides office of shell 1 is equipped with heat release hole 3, the heat release hole 3 in the left and right sides of shell 1 Quantity is no less than six, and heat release hole 3 is uniformly distributed in the left and right sides of shell 1 from front to back respectively, the inside of shell 1 Mounting base 12 is equipped in the middle part of left side, there is electric fan 11 on the right side of mounting base 12, and the inside left of shell 1 is equipped with shaft 14, the quantity of shaft 14 is no less than eight, and shaft 14 equidistantly distributes from front to back in the inside left of shell 1, shaft 14 Middle part is equipped with guide vane 13, and the inner bottom end face of shell 1, which is located on the right side of shaft 14, is equipped with guide groove 7, and the inside of guide groove 7 is set There is draw runner 15, the rear end of draw runner 15 is connected with connector 9, and one end of the rear end face connection electric telescopic rod 8 of connector 9 is electronic The inner back side face of the other end connection shell 1 of telescopic rod 8, the upper surface of draw runner 15 are equipped with column 16, the quantity of column 16 and The quantity of shaft 14 is equal, and column 16 and shaft 14 correspond, and is equipped with limited block 18, column 16 on corresponding column 16 It is connected between shaft 14 by swinging piece 10, the right side for swinging piece 10 is equipped with and the corresponding bar shaped groove 17 of column 16, The inside of shell 1 is equipped with temperature inductor 6, and the upper surface of shell 1 is equipped with open source single-chip microcontroller 5, the input terminal electricity for single-chip microcontroller 5 of increasing income Connect the output end of external power supply, the output end of the input terminal electrical connection temperature inductor 6 of open source single-chip microcontroller 5, single-chip microcontroller 5 of increasing income Output end electrical connection electric telescopic rod 8 and electric fan 11 input terminal, temperature inductor 6 detect set-top box shell 1 inside Temperature information, and open source single-chip microcontroller 5 is fed back information to, open source single-chip microcontroller 5 carries out the temperature information inside set-top box shell 1 It analyzes, when the temperature is excessively high, the open source control control electric fan 11 of single-chip microcontroller 5 works, and promote cooling air acceleration enters machine Inside top box shell 1, radiate to set-top box, and in this process, open source single-chip microcontroller 5 controls 8 period of electric telescopic rod Property elongation and shortening, draw runner 15 is periodically moved forward and backward, drives and swing the periodic swing of piece 10, and then with turn The rotation of axis 14, it is final to realize the periodic swing of guide vane 13, to realize to comprehensive inside set-top box shell 1 Heat dissipation.

Single-chip microcontroller 5 of increasing income controls temperature inductor 6 and uses the prior art, and open source single-chip microcontroller 5 controls electric telescopic rod 8 and electricity Fan 11 uses the prior art, 8051 single-chip microcontrollers that open source single-chip microcontroller 5 is produced using Intel Company.

When in use: temperature inductor 6 detects the temperature information inside set-top box shell 1, and feeds back information to open source Single-chip microcontroller 5, open source single-chip microcontroller 5 analyze the temperature information inside set-top box shell 1, when the temperature is excessively high, monolithic of increasing income The control control electric fan 11 of machine 5 works, and promotes entering inside set-top box shell 1 for cooling air acceleration, carries out to set-top box Heat dissipation, and in this process, open source single-chip microcontroller 5 controls the periodically elongation of electric telescopic rod 8 and shortens, and draw runner 15 is periodically Back-and-forth motion, drive and swing the periodic swing of piece 10, and then drive the rotation of shaft 14, it is final to realize guide vane 13 Periodic swing, to realize to the comprehensive heat dissipation inside set-top box shell 1.

The utility model can effectively reduce natural air cooling by delivered inside cooling air of the electric fan 11 to shell 1 The required time is realized by the swing of guide vane 13 and is easy to implement to 1 inside of shell entirely to the change in cooling gas direction The heat dissipation in orientation.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of plastic casing of set-top box, including shell (1), it is characterised in that: the left and right sides office of the shell (1) is equipped with The inside left Middle face of heat release hole (3), the shell (1) is equipped with mounting base (12), and the right side of the mounting base (12) is equipped with Have electric fan (11), the inside left of the shell (1) is equipped with shaft (14), is equipped with guide vane in the middle part of the shaft (14) (13), the inner bottom end face of the shell (1), which is located on the right side of shaft (14), is equipped with guide groove (7), the inside of the guide groove (7) Equipped with draw runner (15), the rear end of the draw runner (15) is connected with connector (9), and the rear end face connection of the connector (9) is electronic One end of telescopic rod (8), the inner back side face of other end connection shell (1) of the electric telescopic rod (8), the draw runner (15) Upper surface be equipped with column (16), be equipped with limited block (18) on the column (16), corresponding column (16) and shaft (14) it is connected between by swinging piece (10), the right side for swinging piece (10) is equipped with and column (16) corresponding bar shaped is logical The inside of slot (17), the shell (1) is equipped with temperature inductor (6), and the upper surface of the shell (1) is equipped with open source single-chip microcontroller (5), the output end of the input terminal electrical connection external power supply of open source single-chip microcontroller (5), the input terminal of open source single-chip microcontroller (5) It is electrically connected the output end of temperature inductor (6), output end electrical connection electric telescopic rod (8) of open source single-chip microcontroller (5) and electricity The input terminal of fan (11).

2. a kind of plastic casing of set-top box according to claim 1, it is characterised in that: the lower end surface of the shell (1) Corner location is equipped with stabilizer blade (2), and the lower end of the stabilizer blade (2) is equipped with rubber antiskid pad (4), the rubber antiskid pad (4) With a thickness of three or five millimeters.

3. a kind of plastic casing of set-top box according to claim 1, it is characterised in that: the left and right two of the shell (1) The quantity of heat release hole (3) on side is no less than six, and the heat release hole (3) is respectively in the left and right sides of shell (1) It is uniformly distributed from front to back.

4. a kind of plastic casing of set-top box according to claim 1, it is characterised in that: the quantity of the shaft (14) is not Less than eight, the shaft (14) equidistantly distributes from front to back in the inside left of shell (1).

5. a kind of plastic casing of set-top box according to claim 1, it is characterised in that: the quantity of the column (16) and The quantity of shaft (14) is equal, and the column (16) and shaft (14) correspond.