CN208477031U - A kind of temperature controller off-line test device - Google Patents
A kind of temperature controller off-line test device Download PDFInfo
- Publication number
- CN208477031U CN208477031U CN201820742357.0U CN201820742357U CN208477031U CN 208477031 U CN208477031 U CN 208477031U CN 201820742357 U CN201820742357 U CN 201820742357U CN 208477031 U CN208477031 U CN 208477031U
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- temperature controller
- unit
- temperature
- work light
- voltage cell
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Abstract
The utility model belongs to service technique field, and in particular to a kind of temperature controller off-line test device.The security risk and service efficiency of operation when in order to solve the problems, such as that temperature controller is installed to dysfunction in motor are low, it include cabinet and the voltage cell for being located in the box body portion the utility model discloses a kind of temperature controller off-line test device, self-test unit, work light unit, heater power source input unit and temperature-sensing probe, self-test unit, work light unit, heater power source input unit is connected in parallel with voltage cell, and voltage cell, work light unit and heater power source input unit and temperature-sensing probe include output terminal, and output terminal is connect with temperature controller to be tested.More people are not only avoided by the technical solution of the utility model and go the plenty of time of live bring potential industry security risk and consuming for a long time, and improve the service efficiency of temperature controller, improve the working efficiency of motor entirety.
Description
Technical field
The utility model relates to the service technique fields of nuclear power station, and in particular to a kind of temperature controller off-line test device.
Background technique
In the prior art, in order to guarantee that motor electric insulation is normal under motor stoppage in transit state, motor sheet under stoppage in transit state
Temperature should maintain between 40 degree to 60 degree.In order to maintain temperature between 40 degree to 60 degree, inside motor body
Temperature controller and heater are installed additional.
At present in checking heater process, the D.C. resistance of the temperature measuring probe of motor body is also only detected
Value, and whether can be used with megameter to power supply indicator power-up source inspection power supply indicator, and the core of heater is controlled
Portion temperature controller does not have effective detection method.And when the case where insulation decline occurs in stoppage in transit motor, the hand taken
Section is to re-replace a temperature controller, however this new temperature controller is before being installed to equipment, currently without one
Effective detection method.It also needs to carry out power transmission to temperature controller again after new temperature controller replacement, when by one section
Between by measuring the temperature of motor body judges whether temperature controller normal, some a certain period environment temperatures of workshop are higher
Cause motor body temperature inherently high, whether normal, need to verify if can not verify temperature controller at all in this case
It talks about and carries out verifying work again after toward contact needing that power house environment temperature is waited to lower, to replaced temperature control on site
Device processed is also detected without effective means.
In view of the above-mentioned problems, currently no effective solution has been proposed.
Utility model content
For the defects in the prior art, the utility model discloses a kind of temperature controller off-line test device, Neng Gou
Replacement motor body in temperature controller when by the function of temperature controller normally whether detect completion, reduce temperature control
Device is installed to the security risk of operation when function is abnormal in motor, improves the service efficiency of temperature controller.
A kind of temperature controller off-line test device including cabinet and is located in the box body the voltage cell temperature self-checking list in portion
Member, work light unit, heater power source input unit and temperature-sensing probe, off-line test device self-test unit, work light
Unit, heater power source input unit are connected in parallel with voltage cell, and voltage cell, work light unit and heating
Device power input unit and temperature-sensing probe include output terminal, and output terminal is connect with temperature controller to be tested.
Further, voltage cell includes: power switch, fuse, transformer and voltage cell indicator light, wherein electricity
The input terminal of source switch, fuse and transformer is sequentially connected in series in input voltage circuit, the output end and voltage list of transformer
First indicator light is connected in series, and the output terminal of the voltage cell is set to the both ends of voltage cell indicator light；And transformer
For 1:1 isolating transformer.
Further, self-test unit includes: the coil of self-resetting button switch and relay, self-resetting button switch and after
The both ends of the output end of transformer are connected in parallel on after electric apparatus coil series connection.
Further, work light unit includes: that contact, work light and the work light unit of relay are defeated
Terminal out, the contact of relay and temperature controller work light are connected in series, the setting of work light unit output terminal
In the both ends of work light, work light unit is in parallel with self-test unit.
Further, heater power source input unit includes the contact of relay, simulation heating device and simulation heating device electricity
Source input unit output terminal, the contact of relay and simulation heating device are connected in series, heater power source input unit output end
Son is set to the both ends of simulation heating device, and simulation heating device power input unit is in parallel with self-test unit.
It further, further include that a U-type groove is embedding on box-like body；It is embedding that simulation heating device with temperature-sensing probe is located at U-type groove
It is interior.
Further, the embedding surfacing of U-type groove is heat-barrier material.
Further, the output of voltage cell, work light unit and heater power source input unit and temperature-sensing probe
The sheet that terminal leads to cabinet is connect with temperature controller to be tested in vitro.
It is using the advantages of the technical solution of the utility model:
On the one hand: the utility model temperature controller off-line test device compact, in temperature controller test jobs
It carries and movement is all very convenient, and staff only needs the off-line test device to be connected to temperature controller, powers on
Power turn-on switch can change simulation heating by the distance of temperature-sensing probe and simulation heating device of the change U-type groove in embedding
The voltage of device is to change the power of simulation heating device, if there is temperature controller work light not visit with temperature-sensitive in whole process
Head temperature change and the temperature controller that changes is then unavailable.
On the other hand: having used 1:1 isolating transformer in voltage cell, effectively prevented generating voltage-to-ground, and then keep away
Risk of getting an electric shock in operating process is exempted from；Temperature controller working condition and heater power source are inputted by work light unit
The cooperation detection of unit and temperature-sensing probe, avoids and temperature controller is mounted directly to the case where not being available on motor；And
And avoid more people and go the potential industry security risk of live bring, and the plenty of time expended for a long time, improve temperature control
The service efficiency of device processed improves the working efficiency of motor entirety.
Detailed description of the invention
Fig. 1 is a kind of composition block diagram of temperature controller off-line test device of the utility model embodiment；
Fig. 2 is a kind of structural schematic diagram of temperature controller off-line test device of the utility model embodiment；
Fig. 3 is a kind of circuit diagram of temperature controller off-line test device of the utility model embodiment.
Specific embodiment
Technical solutions of the utility model are described in detail below in conjunction with attached drawing, following embodiment is only used for more
The technical solution of the utility model is clearly demonstrated, therefore is intended only as example, and cannot be used as a limitation limitation the utility model
Protection scope.
As shown in Figure 1, temperature controller off-line test device, the voltage cell including cabinet 10 and inside cabinet 10
102, self-test unit 104, work light unit 106, heater power source input unit 108 and temperature-sensing probe 1010, self-test list
Member 104, work light unit 106, heater power source input unit 108 are connected in parallel with voltage cell 102, and voltage
Unit 102, work light unit 106 and heater power source input unit 108 and temperature-sensing probe 1010 include output terminal,
And output terminal is connect with temperature controller to be tested.
As shown in figure 3, further, voltage cell 102 includes: power switch K1, fuse FU, transformer T and voltage
Unit indicator light AL1, wherein the input terminal of power switch K1, fuse FU and transformer T are sequentially connected in series to return in input voltage
The output end and voltage cell indicator light AL1 of Lu Zhong, transformer T are connected in series, and the output terminal 1 and 2 of voltage cell 102 is arranged
In the both ends of voltage cell indicator light AL1；And transformer T is 1:1 isolating transformer.
It is understood that having used 1:1 isolating transformer T in voltage cell, effectively prevent generating voltage-to-ground, into
And avoid the electric shock risk in test temperature controller operating process.
Further, self-test unit 104 includes: the coil of self-resetting button switch AN and relay K, and Self-resetting button is opened
The both ends of the output end of transformer T are connected in parallel on after the coil series connection of pass AN and relay K.
Further, work light unit 106 includes: the contact of relay K, work light AL2 and work instruction
Lamp unit output terminal 3 and 4, the contact of relay K and work light AL2 are connected in series, work light unit output end
Son 3 and 4 is set to the both ends of work light AL2, and work light unit 106 is in parallel with self-test unit 104.
Temperature controller working condition is directly detected by work light unit, avoids a temperature controller
It is mounted directly to the case where not being available on motor.
Further, heater power source input unit 108 includes contact, simulation heating device RS and the relay K of relay K
Contact and simulation heating device RS be connected in series, heater power source input unit output terminal 5 and 6 is set to simulation heating device RS
Both ends, heater power source input unit 108 is in parallel with self-test unit 104.
As shown in Fig. 2, further including U-type groove embedding 20 on 10 ontology of cabinet further；Simulation heating device RS and temperature-sensitive
Probe 1010 is embedding interior positioned at U-type groove, and temperature-sensing probe 1010 selects PT100.
Change simulation heating device RS by the distance of temperature-sensing probe 1010 and simulation heating device RS of the change U-type groove in embedding
Voltage to change the power of simulation heating device RS, it is simple, convenient, and function is easily realized.
Further, the surfacing of U-type groove embedding 20 is heat-barrier material.
Further, the output terminal 1 and 2 of voltage cell 102, the output terminal 3 and 4 of work light unit 106, adds
The output terminal 5 and 6 of hot device power input unit 108, the output terminal 7 and 8 of temperature-sensing probe 1010, eight output terminals are equal
Cabinet 10 are led to connect with temperature controller to be tested in vitro.
It describes in detail below with reference to application method of the Fig. 3 to temperature controller off-line test device.
Temperature controller to be tested is accessed the temperature controller off-line test device of the utility model by the first step.It is to be tested
The output terminal 1 and 2 of the input terminal jointing temp controller off-line test device of temperature controller, temperature controller off-line test device
Output terminal 3 and 4 connect with the indicator light part of temperature controller to be tested, the output terminal jointing temp control of temperature controller
The output terminal 5 and 6 of device off-line test device processed, the 2 jointing temp controller off-line test device of control chip IC of temperature controller
The terminal 7 and 8 of temperature-sensing probe, and check that all connections are correct, fastening.
Second step, self-test.Power supply is connect with voltage cell 102 by fuse FU, power turn-on switch K1, voltage list
First indicator light AL1 is lit, and presses self-resetting button switch AN, coil shape of the power supply through self-resetting button switch AN, relay K
At circuit, the coil energized action of relay K, opened point closure, work light AL2 and simulation heating device RS are by access power supply
Circuit is lit, and self-test normally completes.
Third step, voltage cell transformer T first side winding obtain it is electric, because the transformer primary side and secondary side no-load voltage ratio are 1:
1, so output voltage is equal to input voltage, power supply inputs temperature controller to be tested through output terminal 1 and 2 at this time.According to
Test temperature controller principle figure is it follows that power supply is divided into two-way, all the way through capacitor C1 decompression, rectifier bridge D1 rectification, capacitor
C2 filtering, resistance R1 cooperation pressure stabilizing, voltage stabilizing chip IC1 pressure stabilizing, capacitor C3 filter energy storage, zener diode D2 pressure stabilizing, capacitor C4
Higher-order wave absorbs, and provides working power for control chip IC 2.Another way power supply through controllable silicon SCR add to simulation heat plus device RS and
Work light AL2.The Power Regulation state of controllable silicon SCR is controlled by control chip IC 2, controls the control condition of chip IC 2 by feeling
Temperature probe PT100 determines that the temperature of temperature-sensing probe PT100 can feed back control chip IC 2, and control chip IC 2 controls controllably
The Power Regulation state of silicon SCR achievees the purpose that adjust power according to temperature.
4th step, checks whole connecting terminal connection fastenings, and voltage cell indicator light AL1 is lit.Work is observed at this time
Indicator light AL2 is lit, and simulation heating device RS starts to shine, and temperature-sensing probe PT100 is moved to mould in the embedding the inside of U-type groove at this time
The distal end of quasi- heater RS, and temperature-sensing probe PT100 body temperature is measured, if being lower than 40 degree, output terminal 3 is measured with multimeter
With 4 terminal voltages, the voltage of output terminal 3 and 4 should be approximately equal to input voltage at this time, and simulation heating device RS is in full power state,
Brightness is same as working normally brightness.Temperature-sensing probe PT100 slowly is moved towards the simulation heating direction device RS and detects temperature, works as movement
To temperature about at 50 degree or so, the measurement voltage of output terminal 3 and 4 is in 50% input voltage or so, while simulation heating device RS
Brightness deterioration.It measures simulation heating device RS temperature and is higher than simulation heating device, and simulation heating device RS should not have brightness, measurement sense
Temperature probe PT100 temperature is higher than 60 degree, and the voltage of output terminal 3 and 4 is about 0 or very low.Wait simulation heating device RS temperature slow
Decline, simulation heating device RS slowly moves temperature-sensing probe PT100 to the distal end simulation heating device RS, temperature-sensing probe when lower than 60 degree
During the decline of PT100 temperature, observation simulation heating device RS brightness slowly enhances, until temperature-sensing probe PT100 temperature is lower than 40
Degree, observation simulation heating device RS brightness to most strong, entire detection process completion.If there is incandescent lamp not personal comments in whole process
Then this temperature controller is unavailable for temperature probe PT100 temperature change and the temperature controller that changes.When temperature-sensing probe PT100 temperature
To 60 degree, temperature-sensing probe PT100 is fast moved until measuring the temperature of temperature-sensing probe PT100 with simulation heating device RS body contacts
Degree is equal to the temperature of simulation heating device RS.
5th step, disconnecting power switch K1 wait simulation heating device RS temperature to drop to environment temperature, by what is be completed
Temperature controller storage is spare.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this specification.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should manage
Solution: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of skills
Art feature is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution the utility model
The range of each embodiment technical solution should all cover in the claim of the utility model and the range of specification.
Claims (8)
1. a kind of temperature controller off-line test device, which is characterized in that including cabinet and be located in the box body portion voltage cell,
Self-test unit, work light unit, heater power source input unit and temperature-sensing probe, the self-test unit, work light
Unit, heater power source input unit are connected in parallel with voltage cell, and voltage cell, work light unit and heating
Device power input unit and temperature-sensing probe include output terminal, and output terminal is connect with temperature controller to be tested.
2. tester according to claim 1, which is characterized in that the voltage cell include: power switch, fuse,
Transformer and voltage cell indicator light, wherein the input terminal of the power switch, fuse and transformer is sequentially connected in series input
In voltage circuit, the output end of the transformer and the voltage cell indicator light are connected in series, the output of the voltage cell
Terminal is set to the both ends of voltage cell indicator light；
And the transformer is 1:1 isolating transformer.
3. tester according to claim 2, which is characterized in that the self-test unit include self-resetting button switch and after
The two of the output end of the transformer are connected in parallel on after the coil of electric appliance, the self-resetting button switch and relay coil series connection
End.
4. tester according to claim 3, which is characterized in that the work light unit includes: the touching of relay
Point, work light and work light unit output terminal, the contact of the relay and work light series connection connect
It connects, the work light unit output terminal is set to the both ends of temperature controller work light, the work light
Unit is in parallel with self-test unit.
5. tester according to claim 1, which is characterized in that the heater power source input unit includes relay
Contact, simulation heating device and heater power source input unit output terminal, the contact of the relay and the simulation heating device
It is connected in series, the heater power source input unit output terminal is set to the both ends of simulation heating device, the heater power source
Input unit is in parallel with self-test unit.
6. tester according to claim 5, which is characterized in that further include that a U-type groove is embedding on the ontology of the cabinet；
It is embedding interior that the simulation heating device and the temperature-sensing probe are located at U-type groove.
7. tester according to claim 6, which is characterized in that the embedding surfacing of the U-type groove is heat-barrier material.
8. tester according to claim 1, which is characterized in that the voltage cell, temperature controller work light
The output terminal of unit and temperature controller heater power source input unit and temperature-sensing probe lead to the sheet of cabinet in vitro with to
The connection of test temperature controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742357.0U CN208477031U (en) | 2018-05-18 | 2018-05-18 | A kind of temperature controller off-line test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742357.0U CN208477031U (en) | 2018-05-18 | 2018-05-18 | A kind of temperature controller off-line test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208477031U true CN208477031U (en) | 2019-02-05 |
Family
ID=65217676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820742357.0U Expired - Fee Related CN208477031U (en) | 2018-05-18 | 2018-05-18 | A kind of temperature controller off-line test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208477031U (en) |
-
2018
- 2018-05-18 CN CN201820742357.0U patent/CN208477031U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20190518 |