CN209165580U - System with local temperature detects and heating equipment - Google Patents
System with local temperature detects and heating equipment Download PDFInfo
- Publication number
- CN209165580U CN209165580U CN201821496618.1U CN201821496618U CN209165580U CN 209165580 U CN209165580 U CN 209165580U CN 201821496618 U CN201821496618 U CN 201821496618U CN 209165580 U CN209165580 U CN 209165580U
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- China
- Prior art keywords
- temperature
- local
- acquisition board
- input port
- chip microcontroller
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 25
- 238000009826 distribution Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 24
- 238000005070 sampling Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000027950 fever generation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
Landscapes
- Control Of Resistance Heating (AREA)
- Control Of Temperature (AREA)
Abstract
The utility model provides a system with local temperature detects, including temperature controller and the temperature acquisition board more than 2, be equipped with microprocessor, load switch control unit and temperature digital input port on the temperature controller, its characterized in that the even distribution of temperature acquisition board is on the heat-generating body, the serial bus that temperature controller digital input port is connected is all hung to the temperature acquisition board. A heating device using the system is also provided. The safety accident caused by local heating is effectively solved. The circuit with a small size is suitable for geothermal heating, electric blankets and other products. Compared with the existing temperature controller, the product competitiveness is greatly improved, and huge economic benefits are generated.
Description
Technical field
The utility model relates to heating plant field, more specifically to a kind of system and confession with local temperature detection
Heating equipment.
Background technique
Traditional heating heat-producing device completes temperature control by temperature controller and overheat protector, usual temperature controller are only supported all the way
Temperature detection, a small number of temperature controllers support multi-way detecting.Single or multiple temperature acquisition points cannot effectively detect temperature controller control
Whole region actual temperature, overheated by extraneous or internal influence there are local temperature but temperature sensor can't detect situation,
To cause accident.
Existing portion of techniques such as full line temperature control technology is suitable only for heating wire class heating system.When local pyrexia is sent out
The double-deck heating wire is shorted by the raw high temperature of production, and the detection circuit in temperature controller cuts off power supply after detecting, to reach
It prevents accident purpose.This mode is not suitable for heating film heating.
Existing portion of techniques be using more temperature controller schemes, in addition to main temperature controller each electric heating piece have a temperature controller and
In the testing temperature resistance that it is connected, when temperature detecting resistance detects the excessively high temperature controller cutting power supply of local temperature.To reach
To purpose of preventing accident.Such mode needs each Electric radiant Heating Film to increase a temperature detect switch (TDS), increases cost, when individual electric heating is unilateral
When product is big, 2-3 external temperature detecting resistance covering surface of single temperature controller is limited, cannot reach universe and effectively cover.
Utility model content
Technical problem to be solved in the utility model be solve how to heating heat-producing device gamut realization temperature
Detect and then realize the purpose of overheating protection.
The utility model provides a kind of system with local temperature detection, including temperature controller in order to solve problem above
With 2 temperatures above collection plates, temperature controller is equipped with microprocessor, load switch control unit and temperature digital input port,
It is characterized in that the temperature acquisition board is evenly distributed on heater, it is defeated that the temperature acquisition board all hangs over temperature controller number
The universal serial bus that inbound port is connected.
The described system with local temperature detection, it is characterised in that each temperature acquisition board includes one from single-chip microcontroller
With N number of temperature sensor, the road N A/D sampling and serial communication are supported from single-chip microcontroller；The output port of temperature sensor with from monolithic
The A/D sampling input port of machine is connected；The COM of all slave single-chip microcontrollers is all connected with universal serial bus.Work as N
It is 1 or more, as N=1, each temperature acquisition board is individually for a temperature acquisition point, this simple spirit of mode wiring
It is living；If when N > 1, each temperature sensor is a temperature acquisition point, each single-chip microcontroller will connect multiple temperature sensors, because
This temperature sensor for belonging to a single-chip microcontroller is distributed in adjacent position as far as possible.The single-chip microcontroller of selection itself is propped up
Hold multi-channel A/D, can also practical practical wherein 1 tunnel, that is, carry out practical application as N=1.
The system with local temperature detection, it is characterised in that the spacing setting of every 2 temperature sensors distribution
For 12~35CM.
The system with local temperature detection, it is characterised in that single temperature detection spot size is limited in: length
It is no more than 20mm with width, thickness is no more than 5mm.
A kind of heating equipment with local temperature detection, it is characterised in that equipped with the system detected with local temperature,
Including temperature controller and 2 temperatures above collection plates, temperature controller is equipped with microprocessor, load switch control unit and temperature digital
Input port, it is characterised in that the temperature acquisition board is evenly distributed on heater, and the temperature acquisition board all hangs over temperature
The universal serial bus that degree digital input port is connected.
The described heating equipment with local temperature detection, it is characterised in that temperature acquisition board includes one from single-chip microcontroller
With N number of temperature sensor, support the road N A/D sampling and serial communication from single-chip microcontroller, the output port of temperature sensor with from monolithic
The A/D sampling input port of machine is connected；The COM of all slave single-chip microcontrollers is all connected with universal serial bus.
The heating equipment with local temperature detection, it is characterised in that the spacing of every 2 temperature sensors distribution
It is set as 12~35CM.
The heating equipment with local temperature detection, it is characterised in that single temperature detection spot size is limited in:
Length and width is no more than 20mm, and thickness is no more than 5mm.
Implement the utility model has the following beneficial effects: safe thing caused by effective solution heating local pyrexia
Therefore.Using microsize circuit, it is suitable for geothermal heating system, the products such as electric blanket.Relatively existing temperature controller greatly improves production
The competitiveness of product generates huge economic benefit.
Detailed description of the invention
Fig. 1 is the frame diagram for the system that there is local temperature to detect；
Fig. 2 is temperature acquisition board specific embodiment circuit diagram；
Fig. 3 is the specific embodiment circuit diagram of load switch control unit.
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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 is the frame diagram for the system that there is local temperature to detect；System with local temperature detection includes temperature controller
With N number of temperature acquisition board, temperature controller is equipped with microprocessor, load switch control unit and temperature digital input port, temperature
Collection plate is evenly distributed on heater, and temperature acquisition board all hangs over the universal serial bus that temperature input mouth is connected.Due to
Realize that temperature acquisition board directly exports digital temperature signal, it is therefore desirable to its inside be selected to contain A/D conversion function and support
The microprocessor and thermistor of serial communication.Each temperature sampling point independent sample thus may be implemented and independently upload temperature
Data.Temperature controller each moment only receives the temperature data of some temperature control collection point.Each reads temperature cycle, by all temperature
The temperature for spending collection point is read one time.Temperature cycle time 1-5 points kinds are read, foundation temperature acquisition points are how many to be determined.
Due to higher using the internal temperature sensor price containing A/D conversion function and support multiple spot serial communication, because
This implementation cost is higher, and in order to reduce implementation cost, selection increases multiple from single-chip microcontroller, temperature sensor selection common output mould
Quasi- signal output, such as thermistor is used, A/D sampling and serial communication all the way, temperature sensing are supported from single-chip microcontroller
The output port of device is connected with from the A/D of single-chip microcontroller sampling input port；The COM of all slave single-chip microcontrollers is all
It is connected with universal serial bus.In this way by being adopted from temperature data of the chip microcontroller to the temperature sensor being connected thereto
With, and be output on the microprocessor on temperature controller by its COM.
Fig. 2 is temperature acquisition board specific embodiment circuit diagram；Fig. 3 is the specific embodiment circuit of load switch control unit
Figure.U5 is optocoupler isolator, Q3 is unidirectional controllable silicon, multiple temperature acquisition boards and slave single-chip microcontroller U6 thereon, multiple R1 temperature
Degree acquisition NTC and multiple R2 divider resistances.R1 is temperature sensor, varies with temperature voltage after resistance change and R2 partial pressure
Variable signal is given to the 7th foot of U6, obtains temperature data value through analog-to-digital conversion process inside U6, is given by U6 the 2nd and the 3rd human hair combing waste
U2 main microprocessor, U2 judge whether temperature reaches protection temperature according to internal processes setting.It will be by the of U2 if reached
10 feet output a control signal to R5, and Q5 driving, signal control U5 disconnects the control grid of Q3 after driving, and Q3 cut-off stops to negative
Power supply is carried, the decline of heater temperature avoids localized hyperthermia's degree.
Above disclosed is only a kind of the utility model embodiment, cannot limit the utility model certainly with this
Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality
The equivalent variations made by novel claim, still falls within the scope of the utility model.
Claims (8)
1. a kind of system with local temperature detection, including temperature controller and 2 temperatures above collection plates, temperature controller are equipped with micro-
Processor, load switch control unit and temperature digital input port, it is characterised in that the temperature acquisition board is uniformly distributed
On heater, the temperature acquisition board all hangs over the universal serial bus that temperature controller digital input port is connected.
2. the system according to claim 1 with local temperature detection, it is characterised in that each temperature acquisition board includes
One is supported the road N A/D sampling and serial communication from single-chip microcontroller and N number of temperature sensor, from single-chip microcontroller；The output of temperature sensor
Port is connected with from the A/D of single-chip microcontroller sampling input port；The COM of all slave single-chip microcontrollers all with it is serial total
Line is connected.
3. the system according to claim 2 with local temperature detection, it is characterised in that every 2 temperature sensors distribution
Spacing be set as 12~35CM.
4. the system according to claim 3 with local temperature detection, it is characterised in that single temperature detection spot size
Be limited in: length and width is no more than 20mm, and thickness is no more than 5mm.
5. a kind of heating equipment with local temperature detection, equipped with the system detected with local temperature, including temperature controller and 2
A temperatures above collection plate, temperature controller is equipped with microprocessor, load switch control unit and temperature digital input port, special
Sign is that the temperature acquisition board is evenly distributed on heater, and the temperature acquisition board all hangs over temperature digital input port
The universal serial bus being connected.
6. the heating equipment according to claim 5 with local temperature detection, it is characterised in that temperature acquisition board includes
One is supported the road N A/D sampling and serial communication, the output of temperature sensor from single-chip microcontroller and N number of temperature sensor, from single-chip microcontroller
Port is connected with from the A/D of single-chip microcontroller sampling input port；The COM of all slave single-chip microcontrollers all with it is serial total
Line is connected.
7. the heating equipment according to claim 6 with local temperature detection, it is characterised in that every 2 temperature sensors
The spacing of distribution is set as 12~35CM.
8. the heating equipment according to claim 7 with local temperature detection, it is characterised in that single temperature detecting point
Size is limited in: length and width is no more than 20mm, and thickness is no more than 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821496618.1U CN209165580U (en) | 2018-09-13 | 2018-09-13 | System with local temperature detects and heating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821496618.1U CN209165580U (en) | 2018-09-13 | 2018-09-13 | System with local temperature detects and heating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209165580U true CN209165580U (en) | 2019-07-26 |
Family
ID=67331157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821496618.1U Active CN209165580U (en) | 2018-09-13 | 2018-09-13 | System with local temperature detects and heating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209165580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850785A (en) * | 2019-12-03 | 2020-02-28 | 怀化市帆海云电子科技有限公司 | Over-temperature protection control method for electric fire box |
-
2018
- 2018-09-13 CN CN201821496618.1U patent/CN209165580U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850785A (en) * | 2019-12-03 | 2020-02-28 | 怀化市帆海云电子科技有限公司 | Over-temperature protection control method for electric fire box |
| CN110850785B (en) * | 2019-12-03 | 2022-10-14 | 怀化市帆海云电子科技有限公司 | Over-temperature protection control method for electric fire box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220624 Address after: No. 62, group 1, Caimiao village, Jincheng Town, Yilong County, Nanchong City, Sichuan Province, 637600 Patentee after: Liu Guo Address before: 518048 No. 33, west section of jia'an Road, district 41, Bao'an District, Shenzhen City, Guangdong Province new address: 612, building 9, district 41 (Office) Patentee before: SHENZHEN VKIRIN TECHNOLOGY DEVELOPMENT Co.,Ltd. |