CN209472702U - A kind of set-top box that thermal diffusivity is strong - Google Patents
A kind of set-top box that thermal diffusivity is strong Download PDFInfo
- Publication number
- CN209472702U CN209472702U CN201920225499.4U CN201920225499U CN209472702U CN 209472702 U CN209472702 U CN 209472702U CN 201920225499 U CN201920225499 U CN 201920225499U CN 209472702 U CN209472702 U CN 209472702U
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- China
- Prior art keywords
- heat
- fan
- top box
- copper pipe
- conducting copper
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Abstract
The utility model discloses a kind of set-top boxes that thermal diffusivity is strong, including outter box, outter box has side to be equipped with the heat release hole being equally spaced, the strong set-top box of this thermal diffusivity, increase internal heat dissipating space, improve the effect of heat dissipation, effectively the heat of set-top box body is shed equipped with heat sink, it is equipped with heat-conducting copper pipe simultaneously, further by the heat derives of heat sink, when the temperature of heat-conducting copper pipe increases, the negative tempperature coefficient thermistor being equipped with is become smaller by thermal resistance, fan, which is powered, just starts working at high speed, reduce power consumption, heat is blown out from heat release hole, and the accumulation for the fan dust that dust filter screen effectively prevents is additionally provided with outside the air inlet hole of fan, fan case and outter box simultaneously, sliding panel and sliding rail, heat-conducting copper pipe and fixing card, backboard and outter box, fan fixed plate is all made of with fan case to be detachably connected, it facilitates Dismantle the cleaning and replacement to internal component.
Description
Technical field
The utility model relates to set-top box technique field, specially a kind of set-top box that thermal diffusivity is strong.
Background technique
Box on digital video switching box, commonly referred to as set-top box or machine is a connection television set and outside source
Equipment.The digital signal of compression can be changed into television content by it, and be shown on a television set.Signal can come from wired
Cable, satellite antenna, broadband network and terrestrial broadcasting.The figure that the received content of set-top box can be provided in addition to simulated television
Except picture, sound, more it is that digital content, including electronic program guides, internet webpage, subtitle etc. can be received.It uses
Family can watch digital television program on existing television set, and formula digitlization amusement, education and quotient can be interacted by network
Industry activity, present people's lives level are become better and better, and people's lives are more and more abundant, and network television-set top-set-box is this
Epoch emerging product is convenience-for-people, is fashion, is trend, is future.
Set-top box quality currently on the market is irregular, and most structures are simple, summer using when be more easier
Amount of heat is generated in set-top box body, the amount of heat that set-top box can generate in use causes shadow to routine use
It rings, causes vision signal unstable, or even burn set-top box, cause the security risk in family, and the wind of general set-top box
It is easy to save bit by bit dust at fan, fan does not allow easy to clean yet, and the heat dissipation heat conduction member of set-top box is easy to happen damage aging but
It is not easy to replace, also results in the raising of set-top box temperature.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of set-top box that thermal diffusivity is strong,
Structure is simple, and thermal diffusivity is considerable, and many places connection, which is all made of, to be detachably connected, so that the replacement of internal component is simple and convenient, simultaneously
Equipped with radiator structure is had more, thermal diffusivity is effectively promoted, and can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of set-top box that thermal diffusivity is strong, including outer
Box body, the outter box have side to be equipped with the heat release hole being equally spaced, and the lower surface of outter box position to the right is equipped with cool pair
The support that should be distributed, the left side of the upper and lower surfaces of outter box are equipped with card slot, the right side sliding slot sliding of card slot and fan case
Clamping, fan case and card slot are fixed by caging bolt, and the left side of fan case is equipped with fixed frame, and fixed frame and dust filter screen are sliding
Dynamic clamping, the rear surface of outter box are equipped with backboard, and the surface of backboard position to the right is equipped with signal receiving port, postposition gear
The left side that the surface of plate is located at signal receiving port is equipped with outlet, and the left side that the surface of backboard is located at outlet is equipped with
Switch, the surface of backboard are set there are four fixing bolt, and the inside of outter box is equipped with heat sink, and the upper surface of heat sink is equipped with
Set-top box body, right survey in the upper surface of set-top box body are equipped with the short different signal antenna of two root longs, inside the front surface of outter box partially
Bottom installs the sliding rail of bilateral symmetry distribution, and sliding rail is slidably connected with sliding panel, and the upper surface of sliding panel is equipped with nine equidistantly
The support frame of distribution, the upper surface of support frame are equipped with the fixing card of arc-shaped, and fixing card is slidably socketed with heat-conducting copper pipe, each leads
Negative tempperature coefficient thermistor is equipped on the left of the annular side of hot copper pipe, the middle part of the left side of the inside of fan case is equipped with air inlet
Hole, the left side of the inside of fan case set that there are three the fan fixed plate that is equally spaced, the inside of fan fixed plate and fan case
It is connected by demounting bolt, the surface middle part of fan fixed plate is equipped with fan support, and the end of fan support is equipped with fan, fan
Input terminal be electrically connected with the output end of negative tempperature coefficient thermistor, the input of negative tempperature coefficient thermistor, set-top box body
It holds and is electrically connected with the output end of switch, the input terminal of switch is electrically connected with the output end of outlet, the input terminal of outlet
It is electrically connected with the output end of external power supply.
As a kind of optimal technical scheme of the utility model, dust filter screen is a cotton net, and work is distributed in dust filter screen
Property charcoal particle, the trailing flank of dust filter screen is equipped with rubber membrane.
As a kind of optimal technical scheme of the utility model, heat-conducting copper pipe is interspersed with heat release hole, heat-conducting copper pipe with
Heat sink contact.
As a kind of optimal technical scheme of the utility model, fixing card is an arc-shaped card, the crown height of fixing card
More than the radius of heat-conducting copper pipe.
As a kind of optimal technical scheme of the utility model, the central axis and heat sink of fan are in same horizontal line.
Compared with prior art, the utility model has the beneficial effects that the set-top box that this thermal diffusivity is strong, increases internal heat dissipating
Space improves the effect of heat dissipation, and effectively the heat of set-top box body sheds equipped with heat sink, while being equipped with heat-conducting copper pipe, into
One step is by the heat derives of heat sink, and when the temperature of heat-conducting copper pipe increases, the negative tempperature coefficient thermistor being equipped with is by thermal resistance
Become smaller, fan, which is powered, just starts working at high speed, reduces power consumption, heat is blown out from heat release hole, and the air inlet hole of fan
Outside is additionally provided with the accumulation for the fan dust that dust filter screen effectively prevents, while fan case and outter box, sliding panel and sliding rail, leading
Hot copper pipe is all made of and is detachably connected with fixing card, backboard and outter box, fan fixed plate and fan case, facilitates disassembly
Cleaning and replacement to internal component.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the utility model structure schematic diagram；
Fig. 3 is sectional view behind the utility model；
Fig. 4 is the utility model partial enlarged view.
In figure: 1 outter box, 2 signal antennas, 3 heat release holes, 4 supports, 5 fixed frames, 6 fan cases, 7 caging bolts, 8 dusts
Strainer, 9 backboards, 10 fixing bolts, 11 sliding rails, 12 heat-conducting copper pipes, 13 support frames, 14 fixing cards, 15 heat sinks, 16 machine tops
Box body, 17 fans, 18 fan supports, 19 air inlet holes, 20 signal receiving ports, 21 outlets, 22 fan fixed plates, 23 disassemblies
Bolt, 24 negative tempperature coefficient thermistors, 25 switches, 26 sliding panels.
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.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of set-top box that thermal diffusivity is strong, including outer box
Body 1, outter box 1 have side to be equipped with the heat release hole 3 being equally spaced, and the lower surface of outter box 1 position to the right is equipped with cool correspondence
The support 4 of distribution, the left side of the upper and lower surfaces of outter box 1 are equipped with card slot, the right side sliding slot sliding of card slot and fan case 6
Clamping, fan case 6 and card slot are fixed by caging bolt 7, and the left side of fan case 6 is equipped with fixed frame 5, fixed frame 5 and dust
The sliding clamping of strainer 8, dust filter screen 8 are a cotton net, and active carbon particle, the trailing flank of dust filter screen 8 is distributed in dust filter screen 8
Equipped with rubber membrane, the rear surface of outter box 1 is equipped with backboard 9, and the surface of backboard 9 position to the right is equipped with signal receiving port
20, the left side that the surface of backboard 9 is located at signal receiving port 20 is equipped with outlet 21, and the surface of backboard 9 is located at electricity
The left side of source socket 21 be equipped with switch 25, the surface of backboard 9 set there are four fixing bolt 10, the inside of outter box 1 is equipped with
Heat sink 15, heat sink 15 effectively shed the heat of set-top box body, and the upper surface of heat sink 15 is equipped with set-top box body 16, machine
Right survey in the upper surface of top box body 16 is equipped with the short different signal antenna 2 of two root longs, and the front surface inside position on the lower side of outter box 1 is set
The sliding rail 11 for having bilateral symmetry to be distributed, sliding rail 11 are slidably connected with sliding panel 26, and the upper surface of sliding panel 26 is equipped with nine equidistantly
The support frame 13 of distribution, the upper surface of support frame 13 are equipped with the fixing card 14 of arc-shaped, and fixing card 14 is an arc-shaped card, Gu
Surely the crown height of card 14 is more than the radius of heat-conducting copper pipe 12, and fixing card 14 is slidably socketed with heat-conducting copper pipe 12, is equipped with conduction copper
Pipe 12, further by the heat derives of heat sink 15, heat-conducting copper pipe 12 is interspersed with heat release hole 3, heat-conducting copper pipe 12 and heat dissipation
Plate 15 contacts, and negative tempperature coefficient thermistor 24 is equipped on the left of the annular side of each heat-conducting copper pipe 12, when heat-conducting copper pipe 12
Temperature increases, and the negative tempperature coefficient thermistor 24 being equipped with is become smaller by thermal resistance, and fan 17, which is powered, just starts working at high speed, reduces
Power consumption, the middle part of the left side of the inside of fan case 6 are equipped with air inlet hole 19, and the left side of the inside of fan case 6 is equipped with three
A fan fixed plate 22 being equally spaced, fan fixed plate 22 are connect with the inside of fan case 6 by demounting bolt 23, and fan is solid
The surface middle part of fixed board 22 is equipped with fan support 18, and the end of fan support 18 is equipped with fan 17, outside the air inlet hole 19 of fan 17
Portion is additionally provided with the accumulation for 17 dust of fan that dust filter screen 8 effectively prevents, and the central axis and heat sink 15 of fan 17 are in same water
The input terminal of horizontal line, fan 17 is electrically connected with the output end of negative tempperature coefficient thermistor 24, negative tempperature coefficient thermistor 24,
The input terminal of set-top box body 16 is electrically connected with the output end of switch 25, the input terminal of switch 25 and the output end of outlet 21
Electrical connection, the input terminal of outlet 21 are electrically connected with the output end of external power supply, while fan case 6 and outter box 1, sliding panel
26 adopt with sliding rail 11, heat-conducting copper pipe 12 and fixing card 14, backboard 9 and outter box 1, fan fixed plate 22 and fan case 6
With being detachably connected, the cleaning and replacement dismantled to internal component are facilitated.
When in use: first the outlet 21 of outter box 1 is powered, then turns on the switch 25, set-top box starts operation, when
Set-top box body 16 starts to generate heat, and heat can first be shed by heat sink 15, and then heat transfer works as heat-conducting copper pipe to heat-conducting copper pipe 12
12 absorb heat, while a part of heat transfer is to negative tempperature coefficient thermistor 24, the electricity of negative tempperature coefficient thermistor 24
Resistance value is gradually reduced, and when the resistance value of negative tempperature coefficient thermistor 24 is minimum, fan 17 brings into operation, by heat from heat dissipation
Hole 3 is blown out, and dust filter screen 8 can obstruct dust, reduces the dust accumulation of fan 17, when internal heat-conducting copper pipe 12 needs more
It changes, it is only necessary to fixing bolt 10 be removed, then skid off sliding panel 26, then heat-conducting copper pipe 12 is replaced, works as needs
Fan 17 is replaced, caging bolt 7 is removed, fan case 6 is skidded off, demounting bolt 23 is removed and replaces fan.
The utility model increases internal heat dissipating space, improves the effect of heat dissipation, is equipped with heat sink 15 effectively by set-top box
The heat of body 16 sheds, while being equipped with heat-conducting copper pipe 12, further by the heat derives of heat sink 15, when the temperature of heat-conducting copper pipe 12
Degree increases, and the negative tempperature coefficient thermistor being equipped with is become smaller by thermal resistance 24, and fan 17, which is powered, just starts working at high speed, reduces
Heat is blown out from heat release hole 3, and is additionally provided with what dust filter screen 8 effectively prevented outside the air inlet hole 19 of fan 17 by power consumption
The accumulation of 17 dust of fan, while fan case 6 and outter box 1, sliding panel 26 and sliding rail 11, heat-conducting copper pipe 12 and fixing card 14,
Backboard 9 is all made of with fan case 6 and is detachably connected with outter box 1, fan fixed plate 22, facilitates disassembly to internal structure
The cleaning and replacement of part.
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 set-top box that thermal diffusivity is strong, including outter box (1), it is characterised in that: the outter box (1) has side to be equipped with
The heat release hole (3) being equally spaced, the lower surface position to the right of outter box (1) are equipped with the support (4) of cool corresponding distribution, outter box
(1) left side of upper and lower surfaces is equipped with card slot, and the right side sliding slot sliding of card slot and fan case (6) is clamped, fan case (6)
Fixed by caging bolt (7) with card slot, the left side of fan case (6) is equipped with fixed frame (5), fixed frame (5) and dust filter screen
(8) rear surface of sliding clamping, outter box (1) is equipped with backboard (9), and the surface position to the right of backboard (9) is equipped with letter
Number receiving port (20), the left side that the surface of backboard (9) is located at signal receiving port (20) are equipped with outlet (21), postposition gear
The left side that the surface of plate (9) is located at outlet (21) is equipped with switch (25), and the surface of backboard (9) sets that there are four fixed spiral shells
The inside of bolt (10), outter box (1) is equipped with heat sink (15), and the upper surface of heat sink (15) is equipped with set-top box body (16), machine top
Right survey in the upper surface of box body (16) is equipped with the short different signal antenna (2) of two root longs, position on the lower side inside the front surface of outter box (1)
The sliding rail (11) of bilateral symmetry distribution is installed, sliding rail (11) is slidably connected with sliding panel (26), the upper surface of sliding panel (26)
Equipped with nine support frames being equally spaced (13), the upper surface of support frame (13) is equipped with the fixing card (14) of arc-shaped, fixing card
(14) it is slidably socketed with heat-conducting copper pipe (12), negative temperature coefficient thermistor power is equipped on the left of the annular side of each heat-conducting copper pipe (12)
It hinders (24), the middle part of the left side of the inside of fan case (6) is equipped with air inlet hole (19), and the left side of the inside of fan case (6) is set
There are three the fan fixed plate (22) being equally spaced, the inside of fan fixed plate (22) and fan case (6) passes through demounting bolt
(23) it connects, the surface middle part of fan fixed plate (22) is equipped with fan support (18), and the end of fan support (18) is equipped with fan
(17), the input terminal of fan (17) is electrically connected with the output end of negative tempperature coefficient thermistor (24), negative temperature coefficient thermistor power
Resistance (24), set-top box body (16) input terminal be electrically connected with the output end of switch (25), input terminal and the power supply for switching (25) are slotting
The output end electrical connection of mouth (21), the input terminal of outlet (21) are electrically connected with the output end of external power supply.
2. a kind of strong set-top box of thermal diffusivity according to claim 1, it is characterised in that: the dust filter screen (8) is one
Cotton net, active carbon particle is distributed in dust filter screen (8), and the trailing flank of dust filter screen (8) is equipped with rubber membrane.
3. a kind of strong set-top box of thermal diffusivity according to claim 1, it is characterised in that: the heat-conducting copper pipe (12) and dissipate
Hot hole (3) is interspersed, and heat-conducting copper pipe (12) is contacted with heat sink (15).
4. a kind of strong set-top box of thermal diffusivity according to claim 1, it is characterised in that: the fixing card (14) is a circle
Arcuation card, the crown height of fixing card (14) are more than the radius of heat-conducting copper pipe (12).
5. a kind of strong set-top box of thermal diffusivity according to claim 1, it is characterised in that: the central axis of the fan (17)
With heat sink (15) in same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920225499.4U CN209472702U (en) | 2019-02-22 | 2019-02-22 | A kind of set-top box that thermal diffusivity is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920225499.4U CN209472702U (en) | 2019-02-22 | 2019-02-22 | A kind of set-top box that thermal diffusivity is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209472702U true CN209472702U (en) | 2019-10-08 |
Family
ID=68094770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920225499.4U Expired - Fee Related CN209472702U (en) | 2019-02-22 | 2019-02-22 | A kind of set-top box that thermal diffusivity is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209472702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111885874A (en) * | 2020-07-21 | 2020-11-03 | 安徽嘉乐斯乐净化工程有限公司 | Protection control device of air conditioning unit and air conditioning unit |
-
2019
- 2019-02-22 CN CN201920225499.4U patent/CN209472702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111885874A (en) * | 2020-07-21 | 2020-11-03 | 安徽嘉乐斯乐净化工程有限公司 | Protection control device of air conditioning unit and air conditioning unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20210222 |