CN203965932U - Transformer station's temperature controller pick-up unit - Google Patents
Transformer station's temperature controller pick-up unit Download PDFInfo
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- CN203965932U CN203965932U CN201420315485.9U CN201420315485U CN203965932U CN 203965932 U CN203965932 U CN 203965932U CN 201420315485 U CN201420315485 U CN 201420315485U CN 203965932 U CN203965932 U CN 203965932U
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- temperature controller
- guidance panel
- circuit board
- potentiometers
- aluminium alloy
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 19
- 239000003990 capacitor Substances 0.000 claims abstract description 5
- 230000003750 conditioning effect Effects 0.000 claims description 6
- 230000005494 condensation Effects 0.000 description 7
- 238000009833 condensation Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004832 voltammetry Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model transformer station temperature controller pick-up unit, belongs to the technical field that transformer station's temperature controller detects.A kind of transformer station temperature controller pick-up unit, comprising: aluminium alloy box, guidance panel, two control handles, power source base, switch lamp, temperature controller pedestal, circuit board, two potentiometers; Described guidance panel is placed in aluminium alloy box; Control handle, power source base, switch lamp, temperature controller pedestal are embedded in described guidance panel; Described circuit board, two potentiometers are built under the interior guidance panel of described aluminium alloy box; Described circuit board is provided with internal circuit, and internal circuit comprises transformer, is connected to the rectifier bridge of transformer secondary end and is connected to the filter capacitor at rectifier bridge two ends.This device volume is little, lightweight, facilitates personnel to carry inbound patrolling and examining; This device can simulated environment by potentiometer temperature, humidity change, realized in the time that humiture can not trigger temperature controller and automatically moves, also can whether well judge temperature controller " automatically " function.
Description
Technical field
The utility model transformer station temperature controller pick-up unit, belongs to the technical field that transformer station's temperature controller (condensation device) detects.
Background technology
Transformer station's temperature controller (condensation device) is the important device of temperature and humidity in the equipment such as gauge tap cabinet, mechanism case, terminal box, it is mainly made up of controller and temperature sensor, humidity sensor, in the time that temperature in the equipment such as switch cubicle, mechanism case, terminal box is too low or humidity is too high, temperature controller (condensation device) can start, make well heater work, temperature rising, humidity in equipment are reduced.
For the inspection item of temperature controller, there is no special pick-up unit, in inspection, still adopt the most original multimeter detection method.When inspection, except complex operation, expend time in, the more important thing is, to temperature controller " operation automatically ", the detection of function is subject to the restriction of surrounding environment (temperature, humidity), cannot pick out the temperature controller that automatic function lost efficacy, and causes terminal row because of moist corrosion.
Summary of the invention
The utility model overcomes the deficiency that prior art exists, technical matters to be solved is: provide a kind of condition that can simulated environment temperature and humidity, transformer station's temperature controller (condensation device) pick-up unit again can intuitive judgment temperature controller (condensation device) " operation automatically " function whether damaging.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of transformer station temperature controller pick-up unit, comprising: aluminium alloy box, guidance panel, two control handles, power source base, switch lamp, at least one temperature controller pedestal, circuit board, two potentiometers; Described guidance panel is placed in aluminium alloy box; Control handle, power source base, switch lamp, temperature controller pedestal are embedded in described guidance panel; Described circuit board, two potentiometers are built under the interior guidance panel of described aluminium alloy box; Described circuit board is provided with internal circuit, and internal circuit comprises transformer, is connected to the rectifier bridge of transformer secondary end and is connected to the filter capacitor at rectifier bridge two ends; The anode of rectifier bridge is connected with a L7805 chip, the negativing ending grounding of rectifier bridge; The output terminal of L7805 chip is connected with a TPS79533 power supply chip; The low-voltage output of TPS79533 power supply chip is connected with the anode of two potentiometers respectively, the negativing ending grounding of potentiometer; One of them moving contact of described two potentiometers is connected with the temperature sensor interface of each temperature controller pedestal respectively by wire, and the moving contact of another potentiometer is connected with each temperature controller pedestal humidity sensor interface respectively by wire; Described power source base is connected with each temperature controller pedestal power interface and port of circuit board transformer respectively by wire; Two control handles are connected with two potentiometer rotating parts; Described switch lamp is connected with the output terminal of each temperature controller pedestal by wire respectively.
The utility model by multiple parts concentrated settings in an aluminium alloy box, outside 220V voltage becomes 5V output voltage through transformer, rectifier bridge, filter capacitor and the step-down of L7805 chip on circuit board, and 5V output voltage passes through TPS79533 power supply chip reduced output voltage 3.3V low-voltage again; Potentiometer is connected between TPS79533 power supply chip low-voltage output and earth potential; Its moving contact is for regulating the voltage at temperature controller pedestal two ends and then simulating temperature or the humidity of temperature controller; In the time that temperature controller temperature or humidity reach the setting value of temperature controller to be measured, if temperature controller equipment is normal, make switch lamp bright output corresponding signal, represent that this temperature controller is qualified; If switch lamp does not work, illustrate that this temperature controller to be measured is abnormal; So just can realize the detection to temperature controller.Just can learn the resistance sizes of potentiometer by the rotational angle of control handle, and then just simulate temperature and humidity that temperature controller is experienced.Described temperature controller pedestal is existing known products, has Multiple Type available.
Further, on described guidance panel, be also embedded with LCDs, described circuit board internal circuit also comprises signal conditioning circuit, A/D modular converter, ARM single-chip microcomputer; Signal conditioning circuit input end is connected with potentiometer contact; The signal output part of ARM single-chip microcomputer is connected with LCDs.
LCDs can directly show the resistance of potentiometer by corresponding circuit and single-chip microcomputer, and then just can know the voltage swing of input temperature controller pedestal, adjusting to potentiometer while being more convenient for detecting like this, improved detection efficiency, corresponding circuit structure, annexation are that those skilled in the art easily realize.
The utility model compared with prior art has following beneficial effect: 1, this device volume is little, lightweight, facilitates personnel to carry inbound patrolling and examining; 2, whether device can well judge temperature controller fast and accurately; 3, device can simulated environment by potentiometer temperature, humidity change, humiture realizes in the time that can not trigger temperature controller and automatically moves, also can whether well judge temperature controller " automatically " function, get rid of the potential safety hazard staying because of the limitation of classic method; 4, device has been realized the resistance signal-obtaining to potentiometer by the circuit on circuit board, and by LCDs display simulation situation directly perceived; 5, in the time installing the temperature controller of detection such as NWK-M (TH) (its controller and temperature sensor, humidity sensor do not concentrate on one), when temperature controller breaks down, can analyze the faulty component (controller of temperature controller by this device; Temperature sensor; Humidity sensor), avoid patrol officer because carrying out the waste that a whole set of temperature controller replacing causes by analyzing failure cause, reduce the cost of changing fault temperature controller.
Brief description of the drawings
Fig. 1 the utility model external structure schematic diagram.
Fig. 2 the utility model operating board structure schematic diagram.
Internal circuit schematic diagram on Fig. 3 the utility model circuit board.
Fig. 4 the utility model internal circuit configuration block diagram.
Fig. 5 the utility model voltammetry resistance measurement schematic diagram.
1-aluminium alloy box, 2-guidance panel, 3-LCDs, 4-control handle, 5-power source base, 6-switch lamp, tetra-temperature controller pedestals of 7-, 8-circuit board, 9-potentiometer.
Embodiment
A kind of transformer station temperature controller pick-up unit, comprising: aluminium alloy box 1, guidance panel 2, two control handles 4, power source base 5, switch lamp 6, at least one temperature controller pedestal 7, circuit board 8, two potentiometers 9; Described guidance panel 2 is placed in aluminium alloy box 1; Control handle 4, power source base 5, switch lamp 6, temperature controller pedestal 7 are embedded in described guidance panel 2; Described circuit board 8, two potentiometers 9 are built in the interior guidance panel of described aluminium alloy box 12 times; Described circuit board 8 is provided with internal circuit, and internal circuit comprises transformer, is connected to the rectifier bridge of transformer secondary end and is connected to the filter capacitor at rectifier bridge two ends; The anode of rectifier bridge is connected with a L7805 chip, the negativing ending grounding of rectifier bridge; The output terminal of L7805 chip is connected with a TPS79533 power supply chip; The low-voltage output of TPS79533 power supply chip is connected with the anode of two potentiometers 9 respectively, the negativing ending grounding of potentiometer 9; One of them moving contact of described two potentiometers 9 is connected with the temperature sensor interface of each temperature controller pedestal 7 respectively by wire, and the moving contact of another potentiometer 9 is connected with each temperature controller pedestal 7 humidity sensor interfaces respectively by wire; Described power source base 5 is connected with each temperature controller pedestal 7 power interfaces and port of circuit board transformer respectively by wire; Two control handles 4 are connected with two potentiometer 9 rotating parts; Described switch lamp 6 is connected with the output terminal of each temperature controller pedestal 7 by wire respectively.
On described guidance panel 2, be also embedded with LCDs 3, described circuit board internal circuit also comprises signal conditioning circuit, A/D modular converter, ARM single-chip microcomputer; Signal conditioning circuit input end is connected with potentiometer contact; The signal output part of ARM single-chip microcomputer is connected with LCDs 3.
Described temperature controller pedestal 7 is four, and model is P2CF-08.
As shown in Figure 1, 2, transformer station's temperature controller (condensation device) pick-up unit, comprising: aluminium alloy box 1, guidance panel 2,3, two control handles 4 of LCDs, power source base 5,6, four temperature controller pedestals 7 of switch lamp, circuit board, two potentiometers 9; Described guidance panel 2 is placed in aluminium alloy box 1; Described LCDs 3, control handle 4, power source base 5,6, four temperature controller pedestals 7 of switch lamp are embedded in described guidance panel 2; 8, two potentiometers 9 of described circuit board are built in described aluminium alloy box 1 guidance panel 2 times.
Described two control handles 4 are connected with two potentiometer 9 rotating parts, described two potentiometers 9 are connected by 8 two input ends of wire and circuit board respectively, one of them is connected described two potentiometers 9 with the temperature sensor interface of four temperature controller pedestals 7 by wire respectively, another potentiometer 9 is connected with four temperature controller pedestals, 7 humidity sensor interfaces respectively by wire, described power source base 5 by wire respectively with four temperature controller pedestal 7 power interfaces, circuit board 8 power interfaces are connected, described switch lamp 6 is connected with the output terminal of four temperature controller pedestals 7 by wire respectively, described circuit board 8 output terminals are connected with LCDs 3 input ends by wire.
According to circumstances determining of described aluminium alloy box 1 size, but unsuitable excessive, in the present embodiment, adopting volume is the cabinet design of long 280mm × wide 220mm × high 130mm; Described guidance panel 2 sizes are determined according to the size in aluminium alloy box 1; The specification of described LCDs 3 is determined with ability to bear according to demand, has adopted 3.5 inches of common TFT LCDs in the present embodiment; Described two control handles 4, power source base 5, switch lamp 6 are all without fixing requirement; Described four temperature controller pedestals 7 are the pedestal mating with temperature controller, have adopted the temperature controller pedestal that model is P2CF-08 in the present embodiment, which is provided with humidity sensor interface, signal output part, temperature controller pedestal power interface and temperature sensor interface; As Fig. 3, Fig. 5, described circuit board 8 comprises the internal circuit that 220V is exchanged to the voltage transitions of reducing to 5V direct current, collection to potentiometer resistance signal, change-over circuit and will calculate the ARM single-chip microcomputer of potentiometer resistance signal, in the present embodiment, the single-chip microcomputer model of employing is STM32F407; Described two potentiometers 9 should adopt that change in resistance scope is large, the large potentiometer of rotation range, have adopted the potentiometer of change in resistance scope at 1 ~ 50k Ω in the present embodiment.
The utility model is made simple, cheap, utilizes the utility model to detect transformer station's temperature controller (condensation device), and relevance factor is 60%, and practicality is extremely strong, can be mass.
Claims (3)
1. transformer station's temperature controller pick-up unit, it is characterized in that, comprising: aluminium alloy box (1), guidance panel (2), two control handles (4), power source base (5), switch lamp (6), at least one temperature controller pedestal (7), circuit board (8), two potentiometers (9); Described guidance panel (2) is placed in aluminium alloy box (1); Control handle (4), power source base (5), switch lamp (6), temperature controller pedestal (7) are embedded in described guidance panel (2); Described circuit board (8), two potentiometers (9) are built under the interior guidance panel of described aluminium alloy box (1) (2); Described circuit board (8) is provided with internal circuit, and internal circuit comprises transformer, is connected to the rectifier bridge of transformer secondary end and is connected to the filter capacitor at rectifier bridge two ends; The anode of rectifier bridge is connected with a L7805 chip, the negativing ending grounding of rectifier bridge; The output terminal of L7805 chip is connected with a TPS79533 power supply chip; The low-voltage output of TPS79533 power supply chip is connected with the anode of two potentiometers (9) respectively, the negativing ending grounding of potentiometer (9); One of them moving contact of described two potentiometers (9) is connected with the temperature sensor interface of each temperature controller pedestal (7) respectively by wire, and the moving contact of another potentiometer (9) is connected with each temperature controller pedestal (7) humidity sensor interface respectively by wire; Described power source base (5) is connected with each temperature controller pedestal (7) power interface and port of circuit board (8) transformer respectively by wire; Two control handles (4) are connected with two potentiometers (9) rotating part; Described switch lamp (6) is connected with the output terminal of each temperature controller pedestal (7) by wire respectively.
2. transformer station according to claim 1 temperature controller pick-up unit, it is characterized in that: on described guidance panel (2), be also embedded with LCDs (3), described circuit board (8) internal circuit also comprises signal conditioning circuit, A/D modular converter, ARM single-chip microcomputer; Signal conditioning circuit input end is connected with potentiometer contact; The signal output part of ARM single-chip microcomputer is connected with LCDs (3).
3. transformer station according to claim 1 and 2 temperature controller pick-up unit, is characterized in that: described temperature controller pedestal (7) is four, and model is P2CF-08.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420315485.9U CN203965932U (en) | 2014-06-14 | 2014-06-14 | Transformer station's temperature controller pick-up unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420315485.9U CN203965932U (en) | 2014-06-14 | 2014-06-14 | Transformer station's temperature controller pick-up unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203965932U true CN203965932U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420315485.9U Withdrawn - After Issue CN203965932U (en) | 2014-06-14 | 2014-06-14 | Transformer station's temperature controller pick-up unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203965932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103995532A (en) * | 2014-06-14 | 2014-08-20 | 国家电网公司 | Temperature controller detection device for transformer substation |
-
2014
- 2014-06-14 CN CN201420315485.9U patent/CN203965932U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103995532A (en) * | 2014-06-14 | 2014-08-20 | 国家电网公司 | Temperature controller detection device for transformer substation |
| CN103995532B (en) * | 2014-06-14 | 2016-04-13 | 国家电网公司 | Transformer station's temperature controller pick-up unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |