CN205750575U - A kind of dry-type transformer temperature control equipment - Google Patents
A kind of dry-type transformer temperature control equipment Download PDFInfo
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- CN205750575U CN205750575U CN201620679650.8U CN201620679650U CN205750575U CN 205750575 U CN205750575 U CN 205750575U CN 201620679650 U CN201620679650 U CN 201620679650U CN 205750575 U CN205750575 U CN 205750575U
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Abstract
The utility model discloses a kind of dry-type transformer temperature control equipment, including temperature detecting unit, control unit, heat-sink unit, detector unit and alarm unit, this utility model is by increasing detector unit, the temperature not only realizing transformator controls, it is simultaneously achieved the Autonomous test to temperature control equipment job failure, improves the service life of temperature control equipment.
Description
Technical field
This utility model relates to automation field technology, particularly a kind of dry-type transformer temperature control equipment.
Background technology
At present, the temperature fault of transformator is generally only carried out by the temperature control equipment that existing dry-type transformer is carried
Detect and control, but temperature control equipment is in use, if running environment can not get controlling, persistently making in high temperature
With, the meeting of temperature control equipment not only can be made to produce substantial amounts of fault, operational reliability is substantially reduced, and so can make for a long time
The lost of life of temperature control equipment, or cause permanent damage.
Utility model content
Goal of the invention of the present utility model there are provided one and has self-monitoring dry-type transformer temperature control equipment.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of dry-type transformer temperature control equipment, including temperature detecting unit, control unit, heat-sink unit, warning list
Unit and detector unit.
Described temperature detecting unit, control unit and heat-sink unit are sequentially connected with, and described temperature detecting unit is placed in described
In the working environment of transformator, will detect that temperature data is sent to control unit；Described control unit is by described temperature data
Contrast with the standard temperature data set, when described temperature data is beyond standard temperature data, exports control signal, open
Transformator is dispelled the heat by dynamic heat-sink unit.
Described detector unit is connected with heat-sink unit and control unit respectively, when heat-sink unit is worked by described detector unit
Electric current be monitored, and export correspondence the signal of telecommunication to described control unit；Described control unit is sentenced according to the described signal of telecommunication
Disconnected heat-sink unit the most normally works, if operation irregularity, then output alarm signal is reported to the police to alarm unit.
As preferred version of the present utility model, described detector unit includes current transformer and current signal conversion electricity
Road.
As preferred version of the present utility model, also including high temperature trip unit, described high temperature trip unit is single with control
Unit connects, and when the temperature data at transformator working environment exceedes the ultimate value of established standards temperature, described control unit exports
Power down control signal, disconnects the power supply of transformator by trip unit.
As preferred version of the present utility model, also including power circuit, described power circuit is with described control unit even
Connect, power for described dry-type transformer temperature control equipment.
As preferred version of the present utility model, also include the memory element being connected with described control unit, at transformator
When the temperature data of working environment exceedes the standard temperature data of setting, described control unit output fault-signal is single to storage
Unit, is stored described temperature data by memory element.
As preferred version of the present utility model, also include power circuit detector unit, described power circuit detector unit
It is connected with power circuit and control unit respectively, for detecting the magnitude of voltage of described power circuit, and described magnitude of voltage is sent
To control unit；According to described magnitude of voltage, described control unit judges that power circuit the most normally works, if power circuit work
Abnormal, then output fault-signal is to memory element.
As preferred version of the present utility model, also include that the 4-20ma electric current output being connected with described control unit is single
Unit, for exporting the temperature data that described temperature detecting unit detects.
As preferred version of the present utility model, also include that display unit, described display unit export with 4-20ma electric current
Unit connects, for showing the temperature data that 4-20ma current output unit exports.
As preferred version of the present utility model, also include that communication unit, described communication unit are connected with control unit, far
Cheng Duanxiang sends control instruction by described communication unit to described control unit, remotely controls described control unit.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are: by existing dry
Formula temperature controller for transformer increases detector unit, it is achieved that the Autonomous test to temperature control equipment job failure, improves temperature
Degree controls reliability and the service life of device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain this
Utility model, is not used to limit this utility model.
As it is shown in figure 1, a kind of dry-type transformer temperature control equipment, including temperature detecting unit, control unit, heat radiation list
Unit, detector unit and alarm unit.Described temperature detecting unit, control unit, control unit and heat-sink unit connect successively
Connecing, described temperature detecting unit is placed in the working environment of described transformator, will detect that temperature data is sent to control unit,
The standard temperature data of described temperature data with setting are contrasted by described control unit, when described temperature data is beyond setting
During standard temperature data, generating corresponding control signal, described control unit starts heat-sink unit to dry type according to control signal
Transformator dispels the heat.
Described heat-sink unit detector unit is connected with heat-sink unit, current value during for detecting the work of heat-sink unit, and
Generating the corresponding signal of telecommunication, described control unit is connected with heat radiation detector unit, is used for receiving the described signal of telecommunication, and according to telecommunications
Number judging that heat-sink unit the most normally works, if operation irregularity, then output alarm signal is reported to the police to alarm unit.
Concrete, also including high temperature trip unit, described high temperature trip unit is connected with control unit, in the reality of transformator
When Shi Wendu exceedes the ultimate value of established standards temperature, described control unit output power down control signal, is broken by trip unit
Open the power supply of transformator.
When dry-type transformer runs, this utility model temperature controller for transformer works following state:
1. detected the temperature of transformator working environment by temperature detecting unit in real time, pass to temperature data control list
Unit, control unit collects this data, and is compared by the temperature data of these data with safe operation, when transformator building ring
The temperature in border is less than the temperature of unlatching fan within operational envelope, and control unit is in detection state.
2. detected the temperature of transformator working environment by temperature detecting unit in real time, pass to this temperature data control list
Unit, control unit collects this data, and is compared by the temperature data of these data with safe operation, when transformator building ring
The temperature in border is close to needing passive heat radiation during the safety range upper limit, control unit sends instruction, opens fan by control unit,
Transformator dispels the heat.
3. detected the temperature of transformator working environment by temperature detecting unit in real time, pass to this temperature data control list
Unit, control unit collects this data, and is compared by the temperature data of these data with safe operation, when transformator building ring
When the temperature in border exceedes operational envelope, while opening fan cooling, send alarm warning signal.
4. detected the temperature of transformator working environment by temperature detecting unit in real time, pass to this temperature data control list
Unit, control unit collects this data, and is compared by the temperature data of these data with safe operation, when transformator building ring
The temperature in border improves further, beyond the transformator running temperature upper limit, provides high temperature trip signal, stops transformator and runs.
Concrete, described detector unit includes current transformer and current signal change-over circuit, by described Current Mutual Inductance
Device detects the electric current of heat-sink unit, by described current signal change-over circuit, current signal is converted to voltage signal and exports.
Concrete, also include the memory element being connected with described control unit, at the temperature data of transformator working environment
When exceeding the standard temperature data of setting, described control unit output fault-signal is to memory element, by memory element to institute
State temperature data to store.
Concrete, also include power circuit detector unit, described power circuit detector unit respectively with power circuit and control
Unit processed connects, and for detecting the magnitude of voltage of described power circuit, and described magnitude of voltage is sent to control unit；Described control
According to described magnitude of voltage, unit judges that power circuit the most normally works, if power circuit operation irregularity, then export fault-signal
To memory element.
Concrete, also include the 4-20ma current output unit being connected with described control unit, be used for exporting described temperature
The temperature data that detector unit detects.
Concrete, also include that display unit, described display unit are connected with 4-20ma current output unit, be used for showing 4-
The temperature data of 20ma current output unit output.
Concrete, also including that communication unit, described communication unit are connected with control unit, remote port is to by described communication
Unit sends control instruction to described control unit, remotely controls described control unit.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Span of control within.
Claims (9)
1. a dry-type transformer temperature control equipment, it is characterised in that include temperature detecting unit, control unit, heat radiation list
Unit, alarm unit and detector unit；
Described temperature detecting unit, control unit and heat-sink unit are sequentially connected with, and described temperature detecting unit is placed in described transformation
In the working environment of device, will detect that temperature data is sent to control unit；Described control unit by described temperature data with set
Fixed standard temperature data contrast, and when described temperature data is beyond standard temperature data, export control signal, start and dissipate
Transformator is dispelled the heat by hot cell；
Described detector unit is connected with heat-sink unit and control unit respectively, electricity when heat-sink unit is worked by described detector unit
Stream is monitored, and exports the signal of telecommunication of correspondence to described control unit；Described control unit judges to dissipate according to the described signal of telecommunication
Hot cell the most normally works, if operation irregularity, then output alarm signal is reported to the police to alarm unit.
Dry-type transformer temperature control equipment the most according to claim 1, it is characterised in that described detector unit includes electricity
Current transformer and current signal change-over circuit.
Dry-type transformer temperature control equipment the most according to claim 1, it is characterised in that also include that high temperature tripping operation is single
Unit, described high temperature trip unit is connected with control unit, when described temperature data exceedes the ultimate value of established standards temperature, institute
State control unit output power down control signal, disconnected the power supply of transformator by trip unit.
Dry-type transformer temperature control equipment the most according to claim 1, it is characterised in that also include power circuit, institute
State power circuit to be connected with described control unit, for powering for described dry-type transformer temperature control equipment.
Dry-type transformer temperature control equipment the most according to claim 4, it is characterised in that also include controlling list with described
The memory element that unit connects, when described temperature data exceedes the standard temperature data of setting, described control unit output fault
Described temperature data, to memory element, is stored by signal by memory element.
Dry-type transformer temperature control equipment the most according to claim 5, it is characterised in that also include that power circuit detects
Unit, described power circuit detector unit is connected with power circuit and control unit respectively, for detecting described power circuit
Magnitude of voltage, and described magnitude of voltage is sent to control unit；According to described magnitude of voltage, described control unit judges that power circuit is
No normal work, if power circuit operation irregularity, then output fault-signal is to memory element.
Dry-type transformer temperature control equipment the most according to claim 1, it is characterised in that also include controlling list with described
The 4-20ma current output unit that unit connects, for exporting the temperature data that described temperature detecting unit detects.
Dry-type transformer temperature control equipment the most according to claim 7, it is characterised in that also include display unit, institute
State display unit to be connected with 4-20ma current output unit, for showing the temperature data that 4-20ma current output unit exports.
Dry-type transformer temperature control equipment the most according to claim 1, it is characterised in that also include communication unit, institute
Stating communication unit to be connected with control unit, remote port sends control instruction to by described communication unit to described control unit,
Described control unit is remotely controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620679650.8U CN205750575U (en) | 2016-06-30 | 2016-06-30 | A kind of dry-type transformer temperature control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620679650.8U CN205750575U (en) | 2016-06-30 | 2016-06-30 | A kind of dry-type transformer temperature control equipment |
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| Publication Number | Publication Date |
|---|---|
| CN205750575U true CN205750575U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620679650.8U Active CN205750575U (en) | 2016-06-30 | 2016-06-30 | A kind of dry-type transformer temperature control equipment |
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| CN (1) | CN205750575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111596587A (en) * | 2020-05-26 | 2020-08-28 | 希音科技(杭州)有限公司 | Multipurpose low-power consumption control device and method for real-time state monitoring |
-
2016
- 2016-06-30 CN CN201620679650.8U patent/CN205750575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111596587A (en) * | 2020-05-26 | 2020-08-28 | 希音科技(杭州)有限公司 | Multipurpose low-power consumption control device and method for real-time state monitoring |
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| GR01 | Patent grant |