CN215493866U - Oil-immersed transformer running state monitoring device - Google Patents
Oil-immersed transformer running state monitoring device Download PDFInfo
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- CN215493866U CN215493866U CN202120741685.0U CN202120741685U CN215493866U CN 215493866 U CN215493866 U CN 215493866U CN 202120741685 U CN202120741685 U CN 202120741685U CN 215493866 U CN215493866 U CN 215493866U
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- immersed transformer
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- monitoring device
- connecting pipe
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Abstract
The utility model relates to the technical field of monitoring devices and discloses an oil-immersed transformer running state monitoring device which comprises a base, wherein a plurality of buffer springs are fixedly mounted on the inner wall of the top of the base, the tops of the buffer springs are fixedly mounted with the same oil-immersed transformer body, the top of the base is fixedly mounted with a monitoring device, the left side of the oil-immersed transformer body is communicated with a connecting pipe, the left side of the connecting pipe is fixedly mounted with a transition box, and the top of the transition box is communicated with a water inlet pipe. This oil-immersed transformer running state monitoring devices has solved traditional oil-immersed transformer and when using, adopts the parameter of single equipment to monitor its running state usually, produces the misjudgement or protects untimely condition because of monitoring facilities's operational failure easily, influences oil-immersed transformer's normal operating or judges untimely often and cause the electric power accident, and the security performance is not high, the not strong problem of practicality.
Description
Technical Field
The utility model relates to the technical field of monitoring devices, in particular to an oil-immersed transformer running state monitoring device.
Background
The distribution transformer is one of important devices in power supply and distribution systems of industrial and mining enterprises and civil buildings, and reduces 10kV or 35kV network voltage to 230/400V bus voltage used by users, the product is suitable for alternating current 50Hz, the maximum rated capacity of three phases is 2500kVA, the product can be used indoors and outdoors, the product can be arranged on a pole when the capacity is 315kVA or below, the ambient temperature is not higher than 40 ℃, not lower than-25 ℃, the maximum daily average temperature is 30 ℃, the maximum annual average temperature is 20 ℃, the relative humidity is not more than 90%, and the altitude is not more than 1000 m.
When the traditional oil-immersed transformer is used, the running state of the traditional oil-immersed transformer is usually monitored by adopting the parameters of single equipment, the condition of misjudgment or untimely protection is easily generated due to the running fault of the monitoring equipment, the normal running of the oil-immersed transformer is influenced or the power accident is caused when the judgment is not in time, the safety performance is not high, the practicability is not strong, and therefore the monitoring device for the running state of the oil-immersed transformer is provided for solving the problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the running state monitoring device of the oil-immersed transformer, which has the advantages of cross monitoring of various data, emergency processing, improvement of the use safety of the transformer and the like, and solves the problems that when the traditional oil-immersed transformer is used, the running state of the traditional oil-immersed transformer is usually monitored by using parameters of single equipment, misjudgment or untimely protection is easily caused due to the running fault of the monitoring equipment, the normal running of the oil-immersed transformer is influenced or the judgment is not timely, the electric power accident is caused, the safety performance is not high, and the practicability is not strong.
(II) technical scheme
The technical scheme for solving the technical problems is as follows: the device for monitoring the running state of the oil-immersed transformer comprises a base, wherein a plurality of buffer springs are fixedly arranged on the inner wall of the top of the base, the tops of the plurality of buffer springs are fixedly provided with the same oil-immersed transformer body, the top of the base is fixedly provided with a monitoring device, the left side of the oil-immersed transformer body is communicated with a connecting pipe, a transition box is fixedly arranged at the left side of the connecting pipe, the top of the transition box is communicated with a water inlet pipe, the top of the transition box is communicated with a plurality of air holes which are arranged on the right side of the water inlet pipe, the bottom of the connecting pipe is communicated with an oil pump with an output end communicated with the inside of the oil-immersed transformer body, the top of connecting pipe and the equal fixed mounting in top of oil pump output end have temperature sensor, the inside of connecting pipe and the equal fixed mounting in inside of oil pump output end have solenoid valve.
The utility model has the beneficial effects that:
this oil-immersed transformer running state monitoring devices, when oil-immersed transformer body operation overload, oil-immersed transformer body produces the vibration on the base, monitoring devices monitors the vibration range of oil-immersed transformer body and the pressure that the vibration produced, simultaneously through setting up the temperature of the inside insulating oil of temperature sensor monitoring oil-immersed transformer body, the oil pump is in time taken out the inside insulating oil of oil-immersed transformer body and is cooled down through the transfer box and handle, carry the insulating oil after will cooling down to the inside of oil-immersed transformer body once more, prevent that oil-immersed transformer body from producing the phenomenon of bursting because of the high temperature, multiple data cross monitoring has been possessed, can carry out emergency treatment, improve the advantage of transformer safety in utilization.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, monitoring devices includes the backup pad, the top fixed mounting of base has the backup pad that is located oil-immersed transformer body right side, the inside fixed mounting of backup pad has the circuit board, the right side fixed mounting of circuit board has the warning light that one end extends to the backup pad right side, the right side fixed mounting of circuit board has the bee calling organ that is located the warning light below, the inside fixed mounting of backup pad has laser displacement sensor, the right side inner wall fixed mounting of oil-immersed transformer body has the locating plate, the top fixed mounting of base has the output and the electric pressure sensor who is connected of circuit board electricity, the top fixed mounting of oil-immersed transformer body has the vibration sensor that the output is connected with the circuit board electricity.
The beneficial effect who adopts above-mentioned further scheme is that, the displacement distance of laser displacement sensor monitoring locating plate judges oil-immersed transformer body vibration range, and vibration sensor and pressure sensor are simultaneously to the vibration data transmission to the circuit board that the immersed transformer body produced because of the overload, realize multiple data monitoring.
Further, the right side of backup pad is the opening setting, the inside fixed mounting of backup pad has one end and base fixed mounting's L shape baffle.
The beneficial effect of adopting above-mentioned further scheme is, prevent that the circuit board from moist, influencing the transmission of data.
Furthermore, the bottom fixed mounting of base has the U-shaped steel sheet that quantity is two, the water leakage hole that quantity is a plurality of and is located the left of L-shaped baffle is seted up at the top of base.
Adopt the beneficial effect of above-mentioned further scheme to be used for the fixed of base and ground, the hole that leaks prevents that the rainwater from piling up on the base, avoids the device to be corroded by the rainwater for a long time, improves device life.
Further, the top fixed mounting of transition case has quantity to be a plurality of and one end extends to the storehouse that shelters from of gas pocket top, the top of sheltering from the storehouse is the arc setting, the positive fixed mounting of transition case has the bar visual window.
The beneficial effect who adopts above-mentioned further scheme is, prevents that the rainwater from permeating to the inside of transition case, when the inside cold water high temperature of transition case produced steam, can directly be through the outside of gas pocket discharge transition case, can observe the liquid level of cold water through setting up the bar visual window.
Furthermore, the connecting pipe is arranged in the transition box in a disc shape, and a sealing ring is fixed on the outer side of the connecting pipe.
The beneficial effect who adopts above-mentioned further scheme is, improves connecting pipe and cold water area of contact, improves cooling efficiency, avoids cold water infiltration through setting up the sealing washer.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure of the present invention at A;
FIG. 3 is an enlarged view of the structure of the present invention at B;
fig. 4 is a front view of the present invention.
In the figure: 1. a base; 2. an oil-immersed transformer body; 3. a support plate; 4. a buzzer; 5. a circuit board; 6. a warning light; 7. a laser displacement sensor; 8. positioning a plate; 9. a pressure sensor; 10. a vibration sensor; 11. a connecting pipe; 12. an electromagnetic valve; 13. a temperature sensor; 14. an oil pump; 15. a transition box; 16. a water inlet pipe; 17. air holes; 18. a buffer spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment, as shown in fig. 1-4, the device for monitoring the operating state of an oil-immersed transformer comprises a base 1, a plurality of buffer springs 18 are fixedly installed on the inner wall of the top of the base 1, the same oil-immersed transformer body 2 is fixedly installed on the tops of the buffer springs 18, a monitoring device is fixedly installed on the top of the base 1, the monitoring device comprises a supporting plate 3, the supporting plate 3 located on the right side of the oil-immersed transformer body 2 is fixedly installed on the top of the base 1, the right side of the supporting plate 3 is open, an L-shaped baffle plate with one end fixedly installed with the base 1 is fixedly installed inside the supporting plate 3, two U-shaped steel plates are fixedly installed on the bottom of the base 1, a plurality of water leakage holes located on the left side of the L-shaped baffle plate are formed in the top of the base 1, a circuit board 5 is fixedly installed inside the supporting plate 3, a warning lamp 6 with one end extending to the right side of the supporting plate 3 is fixedly installed on the right side of the circuit board 5, a buzzer 4 positioned below the warning lamp 6 is fixedly installed on the right side of the circuit board 5, a laser displacement sensor 7 is fixedly installed inside the supporting plate 3, a positioning plate 8 is fixedly installed on the inner wall of the right side of the oil-immersed transformer body 2, a pressure sensor 9 with an output end electrically connected with the circuit board 5 is fixedly installed on the top of the base 1, a vibration sensor 10 with an output end electrically connected with the circuit board 5 is fixedly installed on the top of the oil-immersed transformer body 2, a connecting pipe 11 is communicated with the left side of the oil-immersed transformer body 2, a transition box 15 is fixedly installed on the left side of the connecting pipe 11, the connecting pipe 11 is positioned inside the transition box 15 and is in a disc shape, a sealing ring is fixed on the outer side of the connecting pipe 11, a water inlet pipe 16 is communicated with the top of the transition box 15, a plurality of air holes 17 are communicated with the top of the transition box 15, a plurality of shielding bins are fixedly installed on the top of the transition box 15, and one end of each shielding bin extends to the upper part of the air hole 17, the top that shelters from the storehouse is the arc setting, and the front fixed mounting of transition case 15 has the bar visual window, and the bottom intercommunication of connecting pipe 11 has the output to communicate to the inside oil pump 14 of oil-immersed transformer body 2, and the equal fixed mounting in top of the top of connecting pipe 11 and the top of oil pump 14 output has temperature sensor 13, and the equal fixed mounting in inside of the inside of connecting pipe 11 and the output of oil pump 14 has solenoid valve 12.
The working principle is as follows:
the first step is as follows: cold water is injected into the transition box 15 from the water inlet pipe 16, when the oil-immersed transformer body 2 runs under overload, the oil-immersed transformer body 2 vibrates on the base 1, the oil-immersed transformer body 2 drives the positioning plate 8 to act, the laser displacement sensor 7 monitors the displacement distance of the positioning plate 8 to judge the vibration amplitude of the oil-immersed transformer body 2, and through the arrangement of the vibration sensor 10 and the pressure sensor 9, vibration data generated by the oil-immersed transformer body 2 due to overload are transmitted to the circuit board 5, and the buzzer 4 and the warning lamp 6 act to realize cross monitoring of various data;
the second step is that: the temperature sensor 13 detects the temperature inside the oil-immersed transformer body 2, the electromagnetic valve 12 is opened, the oil pump 14 timely extracts the insulating oil inside the oil-immersed transformer body 2 and carries out heat exchange through cold water inside the transition box 15, and therefore cooling treatment of the insulating oil is achieved;
the third step: the oil pump 14 conveys the cooled insulating oil to the inside of the oil-immersed transformer body 2 again, and the phenomenon of bursting of the oil-immersed transformer body 2 due to overhigh temperature is prevented.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Oil-immersed transformer running state monitoring devices, including base (1), its characterized in that: the oil immersed transformer comprises a base (1), a plurality of buffer springs (18) are fixedly mounted on the inner wall of the top of the base (1), the top of the buffer springs (18) is fixedly mounted with the same oil immersed transformer body (2), a monitoring device is fixedly mounted on the top of the base (1), a connecting pipe (11) is communicated with the left side of the oil immersed transformer body (2), a transition box (15) is fixedly mounted on the left side of the connecting pipe (11), a water inlet pipe (16) is communicated with the top of the transition box (15), a plurality of air holes (17) which are located on the right side of the water inlet pipe (16) are communicated with the top of the transition box (15), an output end of the connecting pipe (11) is communicated with an oil pump (14) inside the oil immersed transformer body (2), and temperature sensors (13) are fixedly mounted on the top of the connecting pipe (11) and the top of the oil pump (14), and electromagnetic valves (12) are fixedly arranged in the connecting pipe (11) and the output end of the oil pump (14).
2. The oil-filled transformer operating state monitoring device according to claim 1, characterized in that: the monitoring device comprises a supporting plate (3), the supporting plate (3) positioned on the right side of the oil-immersed transformer body (2) is fixedly installed at the top of the base (1), a circuit board (5) is fixedly arranged inside the supporting plate (3), a warning lamp (6) with one end extending to the right side of the supporting plate (3) is fixedly arranged on the right side of the circuit board (5), a buzzer (4) positioned below the warning lamp (6) is fixedly arranged on the right side of the circuit board (5), a laser displacement sensor (7) is fixedly arranged in the supporting plate (3), a positioning plate (8) is fixedly arranged on the inner wall of the right side of the oil-immersed transformer body (2), the top of the base (1) is fixedly provided with a pressure sensor (9) of which the output end is electrically connected with the circuit board (5), and a vibration sensor (10) with an output end electrically connected with the circuit board (5) is fixedly mounted at the top of the oil-immersed transformer body (2).
3. The oil-filled transformer operating state monitoring device according to claim 2, characterized in that: the right side of backup pad (3) is the opening setting, the inside fixed mounting of backup pad (3) has one end and base (1) fixed mounting's L shape baffle.
4. The oil-filled transformer operating state monitoring device according to claim 3, characterized in that: the bottom fixed mounting of base (1) has the U-shaped steel sheet that quantity is two, the water leakage hole that quantity is a plurality of and is located the left of L-shaped baffle is seted up at the top of base (1).
5. The oil-filled transformer operating state monitoring device according to claim 1, characterized in that: the top fixed mounting of transition case (15) has quantity to extend to the storehouse that shelters from of gas pocket (17) top for a plurality of and one end, the top that shelters from the storehouse is the arc setting, the positive fixed mounting of transition case (15) has the bar visual window.
6. The oil-filled transformer operating state monitoring device according to claim 1, characterized in that: the connecting pipe (11) is located inside the transition box (15) and is arranged in a disc shape, and a sealing ring is fixed on the outer side of the connecting pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120741685.0U CN215493866U (en) | 2021-04-13 | 2021-04-13 | Oil-immersed transformer running state monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120741685.0U CN215493866U (en) | 2021-04-13 | 2021-04-13 | Oil-immersed transformer running state monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215493866U true CN215493866U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120741685.0U Expired - Fee Related CN215493866U (en) | 2021-04-13 | 2021-04-13 | Oil-immersed transformer running state monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215493866U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200490A (en) * | 2022-05-19 | 2022-10-18 | 保定天威保变电气股份有限公司 | Deformation measuring device and method for large oil-immersed transformer oil tank in voltage withstand test |
| CN117054766A (en) * | 2023-06-29 | 2023-11-14 | 陕西汉特智电装备有限责任公司 | Defect detection device for power transformer |
-
2021
- 2021-04-13 CN CN202120741685.0U patent/CN215493866U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200490A (en) * | 2022-05-19 | 2022-10-18 | 保定天威保变电气股份有限公司 | Deformation measuring device and method for large oil-immersed transformer oil tank in voltage withstand test |
| CN115200490B (en) * | 2022-05-19 | 2024-04-16 | 保定天威保变电气股份有限公司 | Deformation measuring device and method for large oil immersed transformer oil tank in pressure test |
| CN117054766A (en) * | 2023-06-29 | 2023-11-14 | 陕西汉特智电装备有限责任公司 | Defect detection device for power transformer |
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| 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: 20220111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |