CN206892792U - A kind of CPCI computers automatic heating device - Google Patents
A kind of CPCI computers automatic heating device Download PDFInfo
- Publication number
- CN206892792U CN206892792U CN201720541801.8U CN201720541801U CN206892792U CN 206892792 U CN206892792 U CN 206892792U CN 201720541801 U CN201720541801 U CN 201720541801U CN 206892792 U CN206892792 U CN 206892792U
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- China
- Prior art keywords
- temperature sensor
- dc28v
- resistance
- connection
- liquid crystal
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Abstract
The utility model discloses a kind of CPCI computers automatic heating device, including temperature sensor and heating arrangements, heating arrangements are arranged on the surface of the liquid crystal display of the liquid crystal display of CPCI computers, the liquid crystal display back side is located at LCD shell and is internally provided with temperature sensor one, the liquid crystal display back side is located at hull outside and is provided with temperature sensor two, and CPCI computer cabinets are internally provided with temperature sensor three；Temperature sensor one, temperature sensor two and the Electricity Federation of temperature sensor three are connected to single-chip microcomputer, and single-chip microcomputer Electricity Federation is connected to indicator lamp and metal-oxide-semiconductor, and metal-oxide-semiconductor Electricity Federation is connected to DC28V inputs and DC28V output ends, and DC28V output ends electrically connect heating arrangements.The beneficial effect of this programme can be learnt according to the narration to such scheme, simple in construction, reasonable in design, the problem of can effectively solve the problem that equipment low temperature cisco unity malfunction.
Description
Technical field
It the utility model is related to a kind of ruggedized computer, more particularly to a kind of CPCI computers automatic heating device.
Background technology
Many parts of ruggedized computer require to temperature, cryogenic conditions cisco unity malfunction, for example liquid crystal display is low
Under the conditions of temperature, easily there is hangover, the phenomenon that brightness step-down can not even be shown, mechanical hard disk under cryogenic can not for another example
Identified by mainboard etc..
Utility model content
The utility model is the deficiency present in prior art, and provides a kind of simple in construction, reasonable in design, energy
It is enough effectively to solve the problems, such as the CPCI computer automatic heating devices of equipment low temperature cisco unity malfunction.
To achieve these goals, the utility model provides a kind of CPCI computers automatic heating device, including temperature
Sensor and heating arrangements, the heating arrangements are arranged on the surface of the liquid crystal display of the liquid crystal display of the CPCI computers,
The liquid crystal display back side is located at the LCD shell and is internally provided with temperature sensor one, the liquid crystal display back side
Hull outside is provided with the temperature sensor two, the CPCI computer cabinets are internally provided with the TEMP
Device three；The temperature sensor one, temperature sensor two and the Electricity Federation of temperature sensor three are connected to single-chip microcomputer, the single-chip microcomputer Electricity Federation
Indicator lamp and metal-oxide-semiconductor are connected to, the metal-oxide-semiconductor Electricity Federation is connected to DC28V inputs and DC28V output ends, the DC28V output ends electricity
Couple the heating arrangements.
Wherein, the heating arrangements are made up of electrically heated glass.
The single-chip microcomputer signal connection has for coupling the indicator light circuit of the indicator lamp, being passed for coupling the temperature
Sensor one and the sensor circuit of temperature sensor two and temperature sensor three, for coupling metal-oxide-semiconductor and the DC28V input
End, the heater circuit of DC28V output ends.
The sensor circuit includes interface CN4, and the interface CN4 electrically connects VCC power supplys and signal couples the monolithic
Machine, coupling connection between the VCC power supplys and the circuit of the single-chip microcomputer has resistance R11 to form shared VCC power supplys.
The indicator light circuit couples the VCC power supplys, and the VCC power supplys connection has light emitting diode to form indicator lamp,
The light emitting diode connection has resistance R5, and the resistance R5 connections have triode Q1 colelctor electrode, the base of the triode Q1
Pole connection has resistance R7, and the resistance R7 signals couple the single-chip microcomputer；The grounded emitter of the triode Q1.
The heater circuit couples the VCC power supplys, and the VCC power supplys connection has resistance R9, the resistance R9 to be parallel with
Triode Q4 colelctor electrode and metal-oxide-semiconductor Q3 grid；The base stage connection of the triode Q4 has resistance R10, the resistance R10 letters
Number connection single-chip microcomputer；The grounded emitter of the triode Q4；The drain electrode of the metal-oxide-semiconductor Q3 couples the DC28V inputs
End, the source electrode of the metal-oxide-semiconductor Q3 couple the DC28V output ends.
At work, when environment temperature is less than -20 DEG C, single-chip microcomputer control DC28V has output, and heating module starts work
Make；When temperature is spent higher than -15, stop heating.Three temperature sensors are used for the temperature for gathering diverse location, the main work(of master control
It can be the validity for judging temperature, the light on and off of indicator lamp, and the output of heating power supply are controlled according to judged result.
The beneficial effect of this programme can be learnt according to the narration to such scheme, simple in construction, reasonable in design, first, energy
It is enough effectively to solve the problems, such as equipment low temperature cisco unity malfunction；Secondly, temperature sensor quantity is 3, makes data more effective, keeps away
Exempt to judge by accident；Moreover the component such as all chips used in design can under -40 DEG C of cryogenic conditions normal work, keep away
Exempt from because failure itself causes the failure or damage of equipment；4th, the design is provided with two temperature spots, i.e. ceiling temperature and lower limit
Temperature, ceiling temperature are used to stop heating, and offline temperature is used to begin to warm up.This design will not be to power supply frequent impact, can
Effective protection power source, postpone service life.Because single temperature spot, easily causing the frequent impact to power supply, as temperature spot is set
At -20 DEG C, when environment temperature reaches -20 DEG C, power supply starts to export meter, and when temperature is less than -20 DEG C, power supply stops defeated
Go out.If environment temperature at -20 DEG C or so, is easy for power supply occur frequently exporting and disconnect, the time one is grown, and power supply can be because of punching
Hit and damage.
Brief description of the drawings
Fig. 1 is the principle schematic of the utility model embodiment；
Fig. 2 is the interface diagram of the single-chip microcomputer of the utility model embodiment；
Fig. 3 is the sensor circuit schematic diagram of the utility model embodiment；
Fig. 4 is the indicator light circuit schematic diagram of the utility model embodiment；
Fig. 5 is the heater circuit schematic diagram of the utility model embodiment；
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, this programme is illustrated.
As Figure 1-5, the utility model is a kind of CPCI computers automatic heating device, including temperature sensor and plus
Heat engine structure, the heating arrangements are arranged on the surface of the liquid crystal display of the liquid crystal display of the CPCI computers, the liquid crystal display
The back side is located at the LCD shell and is internally provided with temperature sensor one, and the liquid crystal display back side is located at outside housing
Side is provided with the temperature sensor two, and the CPCI computer cabinets are internally provided with the temperature sensor three；It is described
Temperature sensor one, temperature sensor two and the Electricity Federation of temperature sensor three are connected to single-chip microcomputer, and the single-chip microcomputer Electricity Federation is connected to instruction
Lamp and metal-oxide-semiconductor, the metal-oxide-semiconductor Electricity Federation are connected to DC28V inputs and DC28V output ends, and the DC28V output ends electrically connect described
Heating arrangements.
Wherein, the heating arrangements are made up of electrically heated glass.
The single-chip microcomputer signal connection has for coupling the indicator light circuit of the indicator lamp, being passed for coupling the temperature
Sensor one and the sensor circuit of temperature sensor two and temperature sensor three, for coupling metal-oxide-semiconductor and the DC28V input
End, the heater circuit of DC28V output ends.
The sensor circuit includes interface CN4, and the interface CN4 electrically connects VCC power supplys and signal couples the monolithic
Machine, coupling connection between the VCC power supplys and the circuit of the single-chip microcomputer has resistance R11 to form shared VCC power supplys.
The indicator light circuit couples the VCC power supplys, and the VCC power supplys connection has light emitting diode to form indicator lamp,
The light emitting diode connection has resistance R5, and the resistance R5 connections have triode Q1 colelctor electrode, the base of the triode Q1
Pole connection has resistance R7, and the resistance R7 signals couple the single-chip microcomputer；The grounded emitter of the triode Q1.
The heater circuit couples the VCC power supplys, and the VCC power supplys connection has resistance R9, the resistance R9 to be parallel with
Triode Q4 colelctor electrode and metal-oxide-semiconductor Q3 grid；The base stage connection of the triode Q4 has resistance R10, the resistance R10 letters
Number connection single-chip microcomputer；The grounded emitter of the triode Q4；The drain electrode of the metal-oxide-semiconductor Q3 couples the DC28V inputs
End, the source electrode of the metal-oxide-semiconductor Q3 couple the DC28V output ends.
At work, when environment temperature is less than -20 DEG C, single-chip microcomputer control DC28V has output, and heating module starts work
Make；When temperature is spent higher than -15, stop heating.Three temperature sensors are used for the temperature for gathering diverse location, the main work(of master control
It can be the validity for judging temperature, the light on and off of indicator lamp, and the output of heating power supply are controlled according to judged result.
Technical characteristic of the utility model without description can be realized by or using prior art, will not be repeated here,
Certainly, described above is not to limitation of the present utility model, and the utility model is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the those of ordinary skill in domain is made in essential scope of the present utility model, it should also belong to
The scope of protection of the utility model.
Claims (6)
1. a kind of CPCI computers automatic heating device, including temperature sensor and heating arrangements, it is characterised in that the heating
Mechanism is arranged on the surface of the liquid crystal display of the liquid crystal display of the CPCI computers, and the liquid crystal display back side is located at the liquid crystal
Display housing is internally provided with temperature sensor one, and the liquid crystal display back side is located at hull outside and is provided with the temperature
Sensor two, the CPCI computer cabinets are internally provided with the temperature sensor three；The temperature sensor one, temperature
Sensor two and the Electricity Federation of temperature sensor three are connected to single-chip microcomputer, and the single-chip microcomputer Electricity Federation is connected to indicator lamp and metal-oxide-semiconductor, the MOS
Pipe Electricity Federation is connected to DC28V inputs and DC28V output ends, and the DC28V output ends electrically connect the heating arrangements.
2. CPCI computers automatic heating device according to claim 1, it is characterised in that the heating arrangements are added by electricity
Hot glass is made.
3. CPCI computers automatic heating device according to claim 1 or 2, it is characterised in that the single-chip microcomputer signal
Connection has for coupling the indicator light circuit of the indicator lamp, for coupling temperature sensor one and temperature sensor two and
The sensor circuit of temperature sensor three, for couple metal-oxide-semiconductor and the DC28V input, DC28V output ends heating electricity
Road.
4. CPCI computers automatic heating device according to claim 3, it is characterised in that the sensor circuit includes
Interface CN4, the interface CN4 electrically connects VCC power supplys and signal couples the single-chip microcomputer, couples the VCC power supplys and the list
Connection has resistance R11 to form shared VCC power supplys between the circuit of piece machine.
5. CPCI computers automatic heating device according to claim 4, it is characterised in that the indicator light circuit connection
The VCC power supplys, the VCC power supplys connection have light emitting diode to form indicator lamp, and the light emitting diode connection has resistance R5,
The resistance R5 connections have triode Q1 colelctor electrode, and the base stage connection of the triode Q1 has resistance R7, the resistance R7 letters
Number connection single-chip microcomputer；The grounded emitter of the triode Q1.
6. CPCI computers automatic heating device according to claim 4, it is characterised in that the heater circuit couples institute
State VCC power supplys, the VCC power supplys connection has the colelctor electrode and metal-oxide-semiconductor Q3 that resistance R9, the resistance R9 are parallel with triode Q4
Grid；The base stage connection of the triode Q4 has resistance R10, and the resistance R10 signals couple the single-chip microcomputer；The triode
Q4 grounded emitter；The drain electrode of the metal-oxide-semiconductor Q3 couples the DC28V inputs, described in the source electrode connection of the metal-oxide-semiconductor Q3
DC28V output ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720541801.8U CN206892792U (en) | 2017-05-16 | 2017-05-16 | A kind of CPCI computers automatic heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720541801.8U CN206892792U (en) | 2017-05-16 | 2017-05-16 | A kind of CPCI computers automatic heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206892792U true CN206892792U (en) | 2018-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720541801.8U Expired - Fee Related CN206892792U (en) | 2017-05-16 | 2017-05-16 | A kind of CPCI computers automatic heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206892792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111026245A (en) * | 2019-12-19 | 2020-04-17 | 深圳市图美电子技术有限公司 | Network storage device suitable for humid and low-temperature environment |
-
2017
- 2017-05-16 CN CN201720541801.8U patent/CN206892792U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111026245A (en) * | 2019-12-19 | 2020-04-17 | 深圳市图美电子技术有限公司 | Network storage device suitable for humid and low-temperature environment |
| CN111026245B (en) * | 2019-12-19 | 2021-05-28 | 深圳市图美电子技术有限公司 | Network storage device suitable for humid and low-temperature environment |
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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 |
Granted publication date: 20180116 Termination date: 20200516 |
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| CF01 | Termination of patent right due to non-payment of annual fee |