CN210943173U - Phosphorus source constant temperature accurate control device - Google Patents
Phosphorus source constant temperature accurate control device Download PDFInfo
- Publication number
- CN210943173U CN210943173U CN201921914928.5U CN201921914928U CN210943173U CN 210943173 U CN210943173 U CN 210943173U CN 201921914928 U CN201921914928 U CN 201921914928U CN 210943173 U CN210943173 U CN 210943173U
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- China
- Prior art keywords
- controller
- cabinet body
- temperature
- phosphorus source
- electrically connected
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- 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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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 28
- 239000011574 phosphorus Substances 0.000 title claims abstract description 28
- 230000004308 accommodation Effects 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009977 dual effect Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 12
- 230000001276 controlling effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
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- Control Of Temperature (AREA)
Abstract
The utility model relates to a temperature control field discloses a phosphorus source accurate control device of constant temperature, including accommodation space's the cabinet body, the base is connected to cabinet body bottom, and the pulley is connected at four angles of base, and the internal portion of cabinet is equipped with load-bearing platform, has placed the temperature-regulating groove on the load-bearing platform, is provided with on the temperature-regulating groove and holds the chamber. The temperature of the cabinet body is controlled to be increased or decreased by the first controller, and the temperature control groove is controlled to be increased or decreased by the second controller. The utility model discloses a dual control's method is controlled the temperature to the phosphorus source, has guaranteed the effect of diffusion technology on the one hand, has reduced the time of controlling the temperature again and adjusting after changing the phosphorus source, and on the other hand does not influence whole equipment and uses when a controller breaks down.
Description
Technical Field
The utility model relates to a temperature control field, concretely relates to phosphorus source constant temperature fine control device.
Background
In the diffusion process of photovoltaic cell production, phosphorus oxychloride is placed in source bottles, diffusion needs to be carried out under the condition of constant temperature control, and each source bottle is connected with a diffusion furnace tube. At present, there are two control methods for controlling the constant temperature of phosphorus oxychloride.
Firstly, the method comprises the following steps: and (4) independently controlling the temperature. The source bottles for placing phosphorus oxychloride are independently controlled in temperature, namely, each source bottle is provided with a temperature control groove and a controller, the temperature control by adopting the method is high in configuration cost and later maintenance cost, the temperature needs to be regulated to the set temperature again when the source bottles are replaced, the period is long, and in addition, the failure rate and the maintenance workload of a large amount of temperature control equipment are increased.
II, secondly: and controlling the temperature in a cabinet mode. And (4) centralizing the source bottles to be connected of each furnace tube in a constant temperature cabinet for control. Although this control method reduces the cost of configuration and maintenance, the actual temperature and the detected temperature are often deviated due to the large cabinet space, and thus the diffusion effect is not ideal. In addition, when the constant temperature cabinet breaks down, all source bottles cannot be used, and the production efficiency is seriously influenced.
In addition, phosphorus oxychloride is a volatile and corrosive compound, and can cause harm to human bodies if absorbed by human bodies. Therefore, when the phosphorus oxychloride leaks, nearby workers need to be reminded in time to discharge the phosphorus oxychloride in the temperature control device.
SUMMERY OF THE UTILITY MODEL
In view of the deficiency of the background art, the utility model provides a phosphorus source constant temperature accurate control device, the technical problem that solve is that the phosphorus source among the prior art accuse temperature effect is poor.
For solving the technical problem, the utility model provides a following technical scheme: the utility model provides a phosphorus source constant temperature accurate control device, is including the cabinet body that is provided with accommodation space, and the base is connected to cabinet body bottom, and the cabinet body inner wall is installed first thermocouple, and first thermocouple electricity is connected first controller.
The cabinet body outer wall is equipped with operating panel and power plug, is equipped with first display screen, second display screen on the operating panel, and first display screen, power plug all electricity are connected first controller.
The cabinet body is provided with a refrigerating and heating device around, and the first controller is electrically connected with the refrigerating and heating device.
The cabinet body is internally provided with at least one bearing platform, at least one temperature control groove is placed on the bearing platform and is provided with an accommodating cavity, a second thermocouple is arranged in the accommodating cavity, a semiconductor heating device is arranged around the accommodating cavity, the semiconductor heating device is electrically connected with a second controller, and the second controller is electrically connected with a power plug, the second thermocouple and a second display screen respectively.
Wherein, cabinet body top is equipped with LED lamp and bee calling organ, and LED lamp and bee calling organ electricity are connected first controller.
Wherein, the bottom end in the cabinet body is connected with a drainage pipeline.
In order to detect whether the phosphorus source leaks, a leakage-proof sensor is arranged in the cabinet body and electrically connected with the first controller, and the corresponding sensor is selected according to the specific phosphorus source type. If reveal appears, prevent leaking the sensor and to first controller input detected signal, first controller control LED lamp scintillation, bee calling organ send out the police dispatch newspaper and remind near staff to open the phosphorus source discharge that the drainage tube will reveal through the solenoid valve immediately.
In order to exchange data with external equipment, a communication interface is arranged outside the cabinet body and electrically connected with the first controller.
Four angles in base bottom are connected with the pulley respectively, and the whole equipment of being convenient for removes.
The power plug is electrically connected with the first controller through the first power switch, and is electrically connected with the second controller through the second power switch, so that the power plug is controlled in a split manner, and the operation is simple and convenient.
In order to reduce the time of controlling the temperature again after changing the phosphorus source, the utility model discloses a dual control's method places the temperature-controlled tank in the inside of temperature-controlled cabinet, and the phosphorus source is placed in the temperature-controlled tank, and after changing the phosphorus source, the inside temperature variation of temperature-controlled cabinet is little, adjusts soon. Due to the adoption of dual control temperature control, when one controller fails, the other controller can still continue to work, and the normal use is not influenced.
Compared with the prior art, the utility model beneficial effect who has is:
1: the phosphorus source is placed in the temperature control tank, the temperature control tank is placed in the temperature control cabinet, double control is adopted, the temperature control effect is accurate, and the effect of the diffusion process is ensured. When a controller fails, the use is not affected. The time for temperature control adjustment is reduced when the phosphorus source is replaced.
2: when the phosphorus source is leaked, the alarm prompt and the protection measure are provided, and the safety of nearby workers is guaranteed.
Drawings
The utility model discloses there is following figure:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic diagram of the control structure of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-3, a phosphorus source constant temperature precise control device comprises a cabinet body 1 provided with a containing space, the bottom of the cabinet body 1 is connected with a base 2, a first thermocouple 101 is installed on the inner wall of the cabinet body 1, and the first thermocouple 101 is electrically connected with a first controller 102.
The outer wall of the cabinet body 1 is provided with an operation panel 8 and a power plug, the operation panel 8 is provided with a first display screen 106 and a second display screen 201, and the first display screen 106 and the power plug are electrically connected with the first controller 102.
The cabinet body 1 is provided with a refrigerating and heating device 105 around, and the first controller 102 is electrically connected with the refrigerating and heating device 105.
The cabinet body 1 is at least internally provided with a bearing platform 12, the bearing platform 12 is at least provided with a temperature control groove 9, the temperature control groove 9 is provided with a containing cavity 10, a second thermocouple 200 is arranged in the containing cavity 10, a semiconductor heating device 203 is arranged around the containing cavity 10, the semiconductor heating device 203 is electrically connected with a second controller 202, and the second controller 202 is respectively and electrically connected with a power plug, the second thermocouple 200 and a second display screen 201. In the present embodiment, the chip model of the first controller 102 and the second controller 202 is STM32F 1.
Further, the top of the cabinet body 1 is provided with an LED lamp 103 and a buzzer 104, and the LED lamp 103 and the buzzer 104 are both electrically connected with the first controller 102.
Further, a leakage-proof sensor 100 is installed inside the cabinet 1, the leakage-proof sensor 100 is electrically connected to the first controller 102, and the specific type of the sensor is selected according to the temperature-controlled material.
Further, a drain pipe 11 is connected to the bottom end of the inside of the cabinet 1, and the first controller 102 controls the opening and closing of the drain pipe 11 through an electromagnetic valve 107. When the phosphorus source leaks, the leakage-preventing sensor 100 inputs a detection signal to the first controller 102, the first controller 102 controls the LED lamp 103 to flash, the buzzer 104 to give an alarm, and the drainage pipeline 11 is opened, so as to drain the leaked phosphorus source in time.
Further, the power plug is electrically connected to the first controller 102 through the first power switch 7 and electrically connected to the second controller through the second power switch 6.
Further, four pulleys 3 connected below the base 2 facilitate the movement of the entire apparatus.
Further, the outer wall of the cabinet body 1 is provided with a communication interface, and the communication interface is electrically connected with a communication terminal of the first controller 102, so that data exchange with an external device can be performed through the communication interface.
During actual temperature control, temperature control parameters are input on the first display screen 106 and the second display screen 201, the first controller 102 controls the cooling and heating device 105 to heat and cool according to the input temperature control parameters and the temperature detected by the first thermocouple 101, and the second controller 202 controls the semiconductor heating device 203 to heat and cool according to the input temperature control parameters and the temperature detected by the second thermocouple 200. Wherein the semiconductor heating device 203 can realize heating or cooling by changing the direction of the input current.
In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a phosphorus source accurate control device of constant temperature, is including being provided with accommodation space's the cabinet body, its characterized in that: the bottom of the cabinet body is connected with the base, a first thermocouple is installed on the inner wall of the cabinet body, and the first thermocouple is electrically connected with a first controller;
an operation panel and a power plug are arranged on the outer wall of the cabinet body, a first display screen and a second display screen are arranged on the operation panel, and the first display screen and the power plug are both electrically connected with a first controller;
the periphery of the cabinet body is provided with a refrigerating and heating device, and the first controller is electrically connected with the refrigerating and heating device;
the cabinet comprises a cabinet body and is characterized in that at least one bearing platform is arranged inside the cabinet body, at least one temperature control groove is placed on the bearing platform, a containing cavity is formed in the temperature control groove, a second thermocouple is arranged inside the containing cavity, a semiconductor heating device is arranged on the periphery of the containing cavity, the semiconductor heating device is electrically connected with a second controller, and the second controller is electrically connected with a power plug, the second thermocouple and a second display screen respectively.
2. The phosphorus source constant-temperature precise control device according to claim 1, characterized in that: the LED lamp and the buzzer are arranged at the top of the cabinet body and electrically connected with the first controller.
3. The phosphorus source constant-temperature precise control device according to claim 1, characterized in that: the inner wall of the cabinet body is also provided with a leakage-proof sensor which is electrically connected with the first controller.
4. The phosphorus source constant-temperature precise control device according to claim 1, characterized in that: the bottom end in the cabinet body is connected with a drainage pipeline, and the first controller controls the drainage pipeline to be opened and closed through an electromagnetic valve.
5. The phosphorus source constant-temperature precise control device according to claim 1, characterized in that: the power plug is electrically connected with the first controller through the first power switch and electrically connected with the second controller through the second power switch.
6. The phosphorus source constant-temperature precise control device according to claim 1, characterized in that: the cabinet body is provided with a communication interface outside, and the communication interface is electrically connected with a first controller.
7. The phosphorus source constant-temperature precise control device according to claim 1, characterized in that: pulleys are installed at four corners of the bottom of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914928.5U CN210943173U (en) | 2019-11-07 | 2019-11-07 | Phosphorus source constant temperature accurate control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914928.5U CN210943173U (en) | 2019-11-07 | 2019-11-07 | Phosphorus source constant temperature accurate control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210943173U true CN210943173U (en) | 2020-07-07 |
Family
ID=71390799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921914928.5U Expired - Fee Related CN210943173U (en) | 2019-11-07 | 2019-11-07 | Phosphorus source constant temperature accurate control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210943173U (en) |
-
2019
- 2019-11-07 CN CN201921914928.5U patent/CN210943173U/en not_active Expired - Fee Related
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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: 20200707 |