CN207037551U - A kind of heat radiation host computer case of computer - Google Patents
A kind of heat radiation host computer case of computer Download PDFInfo
- Publication number
- CN207037551U CN207037551U CN201720549980.XU CN201720549980U CN207037551U CN 207037551 U CN207037551 U CN 207037551U CN 201720549980 U CN201720549980 U CN 201720549980U CN 207037551 U CN207037551 U CN 207037551U
- Authority
- CN
- China
- Prior art keywords
- casing
- heat radiation
- air filter
- host computer
- resistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of heat radiation host computer case of computer, including casing, one of side of the casing is provided with air filter stratum reticulare, the side of air filter stratum reticulare is provided with a negative pressure fan in box house, the side corresponding with the air filter stratum reticulare is outlet air surface, multiple ventholes are provided with the outlet face, the tapered setting of the venthole and cone is down, it can increase the radiating efficiency of mainframe box by being provided with negative pressure fan in addition, and air enters from air filter stratum reticulare side and can filtered, so that reduce the effect with dust into the air in casing, electrical equipment in guard box body, the hole face of venthole is set coning, cone is down, it can prevent dust from entering casing from venthole.
Description
Technical field
Computer realm field is the utility model is related to, in particular, it is related to a kind of heat radiation host computer case of computer.
Background technology
Computer is that nowadays human work lives an indispensable part, but the mainframe box of existing computer is but not
Perfection to the greatest extent, is on the one hand chronically exposed in air, mainframe box easily brings the dust in air into casing during radiating
It is interior, cause the dust of electric elements in casing, the heat sinking function of influence itself electric elements, on the other hand, when heat
When, the mainframe box inside radiator fan of itself can not usually meet cooling requirements so that the life-span of internal component is reduced.
Utility model content
In view of this, the purpose of this utility model be to provide a kind of dust-proof effect it is good and radiating timely computer radiating master
Cabinet.
To achieve the above object, realized by following technological means：A kind of heat radiation host computer case of computer, including casing,
One of side of the casing is provided with air filter stratum reticulare, and the side of air filter stratum reticulare is provided with one in box house
Negative pressure fan, the side corresponding with the air filter stratum reticulare are outlet air surface, and multiple ventholes, institute are provided with the outlet face
State venthole it is tapered setting and cone down.
Further it is optimized for：A thermistor is provided with casing, the thermistor is arranged at a control circuit simultaneously
The start and stop of the negative pressure fan are controlled, the control circuit includes：
Induction module, including reference cell and sampling unit, the reference cell are used to set reference voltage, the sampling
Unit is used to gather the temperature change of casing and exports sampled voltage accordingly；Comparison module, including comparator, the comparator
Negative input end be used to receive the reference voltage, positive input terminal is used to receive the sampled voltage, and exports comparative level；
Respond module, opening for negative pressure fan is controlled for receiving the comparative level, and according to corresponding comparative level
Stop.
Further it is optimized for：The reference cell includes first resistor and second resistance, first resistor connection power supply, the
Second resistance is connected between one resistance and ground, a reference voltage is produced between first resistor and second resistance；Sampling
Unit includes 3rd resistor and the thermistor, and the 3rd resistor connects power supply, is connected between 3rd resistor and ground
The thermistor, the sampled voltage is produced between 3rd resistor and thermistor.
Further it is optimized for：The respond module includes a NPN triode, its colelctor electrode connection power supply, and base stage receives institute
Comparative level is stated, relay coil is connected between emitter stage and ground, it is described negative that control is also in series between the power supply and ground
Press the motor and relay normally open contact of fan start and stop.
Further it is optimized for：The air filter stratum reticulare is double-decker, and is provided with work between two air filter stratum reticulares
Property charcoal particle.
Further it is optimized for：The negative pressure fan sets one or more.
Further it is optimized for：The nose end of the venthole is rounded down.
The utility model compared with prior art the advantages of be：It can increase main frame by being provided with negative pressure fan in addition
The radiating efficiency of case, and air enters from air filter stratum reticulare side and can filtered so that reduce band into the air in casing
The effect of dust, the electrical equipment in guard box body, will then be discharged by venthole from the gas that outlet air surface is gone out, takes away case
Internal heat, and the hole face of venthole is set coning, cone down, can prevent dust from entering case from venthole
Body；The control circuit set in addition, the effect of energy-conservation can be realized, when the temperature in casing is not up to preset temperature, by original
The radiator structure come in casing is radiated, and when original radiator structure has little time radiating, the temperature rise in casing, works as height
When design temperature, negative pressure fan carries out auxiliary heat dissipation, increases radiating efficiency.
Brief description of the drawings
Fig. 1 is the positive axonometric schematic diagram of embodiment mainframe box；
Fig. 2 is embodiment mainframe box backwards to axonometric schematic diagram；
Fig. 3 is Fig. 2 A portions enlarged drawing；
Fig. 4 is the control circuit schematic diagram in embodiment.
In figure, 1, casing；2nd, air filter stratum reticulare；3rd, negative pressure fan；4th, outlet air surface；5th, venthole；6th, induction module；7th, compare
Compared with module；8th, respond module.
Embodiment
It is described in further detail below in conjunction with the accompanying drawings and by specific embodiment to utility model, following examples simply describe
Property, it is not limited the scope of protection of the utility model.
Embodiment
A kind of heat radiation host computer case of computer, referring to accompanying drawing 1-3, the side of main frame box body 1 is provided with air filter screen
Layer 2, opposite side sets outlet air surface 4, and the side of air filter stratum reticulare 2 is provided with negative pressure fan 3 in casing 1, when negative
When pressing the rotation of fan 3, air will enter and then take away the heat of electric elements in casing 1 from the side of air filter stratum reticulare 2
Discharged afterwards from the venthole 5 of outlet air surface 4.
Air filter stratum reticulare 2 therein can be arranged to double-decker, and activity can be set between two air filter stratum reticulares 2
Charcoal, so as to increase its filter effect.
Venthole 5 sets tapered, and cone is down, and in order to prevent cone thorn from arriving people, by end rounding, this sets
Mode is put, can prevent dust from entering casing 1 from venthole 5.
Further for the power consumption for saving mainframe box, control circuit is provided with inside it so that only work as mainframe box
When interior temperature is higher than preset value, negative pressure fan 3 is just started working, and referring to accompanying drawing 4, control circuit includes induction module 6, compared
Module 7 and respond module 8, induction module 6 therein include reference cell and sampling unit, and reference cell is used to set benchmark electricity
U1 is pressed, sampling unit is used to gather the temperature change in casing 1 and exports sampled voltage u2 accordingly；Reference cell includes first
Resistance R1 and second resistance R2, first resistor R1 connection power supply, are connected with second resistance R2 between first resistor R1 and ground, in
A reference voltage u1 is produced between first resistor R1 and second resistance R2；Sampling unit includes 3rd resistor R3 and thermistor
R4,3rd resistor R3 connection power supply, are connected with thermistor R4, in 3rd resistor R3 and temperature-sensitive between 3rd resistor R3 and ground
The sampled voltage u2 is produced between resistance R4；
Comparison module 7 includes comparator, and the negative input end of the comparator is used to receive reference voltage u1, and positive input terminal is used
In reception sampled voltage u2, and export comparative level u3；
Respond module 8 is used to receive comparative level u3, and controls driving negative pressure fan 3 according to corresponding comparative level u3
The start and stop of the motor of rotation, respond module 8 include a NPN triode Q1, its colelctor electrode connection power supply, and base stage receives comparative level
U3, relay coil KM1 is connected between emitter stage and ground, motor and relay normally closed contact are also in series between power supply and ground
kml。
When work, when radiator structure original in casing 1 has little time radiating, the temperature rise in casing 1, from
And thermistor R4 resistance will more and more higher, when sampled voltage u2 is more than reference voltage u1, by comparator will export
One high level, this high level will turn on triode Q1, and relay coil KM1 obtains electric, and relay coil KM1 is obtained and electric will made
Relay normally open contact kml adhesives so that the motor in execution circuit obtains electric, final negative pressure fan 3 is started working, and is added
Radiating efficiency in big casing 1.
In order to improve radiating efficiency, negative pressure fan 3 be also provided with it is multiple, in a manner of reducing the diameter of negative pressure fan 3,
It is multiple being set close to the side of air filter stratum reticulare 2.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of heat radiation host computer case of computer, including casing (1), it is characterised in that one of side of the casing (1)
Air filter stratum reticulare (2) is provided with, the internal side close to air filter stratum reticulare (2) of casing (1) is provided with a negative pressure fan (3),
The side corresponding with the air filter stratum reticulare (2) is outlet air surface (4), and multiple ventholes (5), institute are provided with the outlet air surface
State venthole (5) it is tapered setting and cone down.
2. the heat radiation host computer case of a kind of computer according to claim 1, it is characterised in that be provided with casing (1)
One thermistor, the thermistor are arranged at a control circuit and control the start and stop of the negative pressure fan (3), the control electricity
Road includes：
Induction module (6), including reference cell and sampling unit, the reference cell are used to set reference voltage, the sampling
Unit is used to gather the temperature change of casing (1) and exports sampled voltage accordingly；
Comparison module (7), including comparator, the negative input end of the comparator are used to receive the reference voltage, positive input terminal
For receiving the sampled voltage, and export comparative level；
Respond module (8), negative pressure fan (3) is controlled for receiving the comparative level, and according to corresponding comparative level
Start and stop.
3. the heat radiation host computer case of a kind of computer according to claim 2, it is characterised in that the reference cell includes the
One resistance and second resistance, first resistor connection power supply, are connected with second resistance, in first resistor between first resistor and ground
A reference voltage is produced between second resistance；Sampling unit includes 3rd resistor and the thermistor, and the described 3rd
Resistance connects power supply, and the thermistor is connected between 3rd resistor and ground, is produced between 3rd resistor and thermistor
The raw sampled voltage.
A kind of 4. heat radiation host computer case of computer according to claim 2, it is characterised in that respond module (8) bag
A NPN triode is included, its colelctor electrode connection power supply, base stage receives the comparative level, relay is connected between emitter stage and ground
Device coil, the motor and relay normally open contact for controlling negative pressure fan (3) start and stop are also in series between the power supply and ground.
A kind of 5. heat radiation host computer case of computer according to claim 1, it is characterised in that the air filter stratum reticulare (2)
For double-decker, and activated carbon granule is provided between two air filter stratum reticulares (2).
A kind of 6. heat radiation host computer case of computer according to claim any one of 1-5, it is characterised in that the negative pressure wind
Fan (3) and one or more is set.
A kind of 7. heat radiation host computer case of computer according to claim 1, it is characterised in that the hole of the venthole (5)
End is rounded down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720549980.XU CN207037551U (en) | 2017-05-17 | 2017-05-17 | A kind of heat radiation host computer case of computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720549980.XU CN207037551U (en) | 2017-05-17 | 2017-05-17 | A kind of heat radiation host computer case of computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207037551U true CN207037551U (en) | 2018-02-23 |
Family
ID=61480384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720549980.XU Expired - Fee Related CN207037551U (en) | 2017-05-17 | 2017-05-17 | A kind of heat radiation host computer case of computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207037551U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433774A (en) * | 2018-11-26 | 2019-03-08 | 闻泰通讯股份有限公司 | Dustless equipment |
| CN113447635A (en) * | 2021-05-11 | 2021-09-28 | 江西农业大学 | Device for measuring release rate of greenhouse gases in different depths of potted soil |
-
2017
- 2017-05-17 CN CN201720549980.XU patent/CN207037551U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433774A (en) * | 2018-11-26 | 2019-03-08 | 闻泰通讯股份有限公司 | Dustless equipment |
| CN113447635A (en) * | 2021-05-11 | 2021-09-28 | 江西农业大学 | Device for measuring release rate of greenhouse gases in different depths of potted soil |
| CN113447635B (en) * | 2021-05-11 | 2023-09-29 | 江西农业大学 | Potted plant soil greenhouse gas release rate measuring device with different depths |
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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: 20180223 Termination date: 20190517 |