CN213042765U - Transformer with heat abstractor - Google Patents
Transformer with heat abstractor Download PDFInfo
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- CN213042765U CN213042765U CN202022219394.3U CN202022219394U CN213042765U CN 213042765 U CN213042765 U CN 213042765U CN 202022219394 U CN202022219394 U CN 202022219394U CN 213042765 U CN213042765 U CN 213042765U
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Abstract
The utility model provides a transformer with heat abstractor, the transformer is dry-type transformer, the transformer includes transformer body and a plurality of iron cores, the winding of coiling on the iron core that is located its upper surface, heat abstractor includes right the transformer carries out radiating fan module, locates on the winding with the temperature sensor who detects the transformer temperature and respectively with the control mainboard that axial fan and temperature sensor communication are connected still be connected with on the winding and be used for detecting the power module of winding power, power module with the control mainboard is connected. The transformer of this scheme can in time carry out the temperature measurement to the transformer, patrol and examine, when reaching predetermined temperature data, start the fan module and dispel the heat to the transformer, play the effect of prevention in advance, provide the reference for operation, maintenance, realize the economic operation of transformer to be favorable to promoting the scientific management of transformer substation, further improve dry-type transformer's safe operation level.
Description
Technical Field
The utility model relates to a distribution transformer technical field, concretely relates to transformer with heat abstractor.
Background
Transformers are very common in daily life, and devices for changing alternating voltage by using the principle of electromagnetic induction mainly comprise a primary coil, a secondary coil, an iron core and a magnetic core.
The dry type distribution transformer is also called a dry type transformer, and refers to a type of transformer in which an iron core and a winding are not immersed in insulating oil, and occasions such as the type of transformer lighting, buildings, airports, docks and various types of numerical control processing equipment.
The operational safety and service life of a dry-type transformer depends to a large extent on the transformer winding insulation. The winding temperature exceeds the insulation withstand temperature to cause insulation breakdown. Is one of the main reasons for the transformer not working properly. The transformer is cooled by natural air and forced air to lower the insulation temperature and raise the output capacity of the transformer. Therefore, it is very important to monitor the operating temperature of the transformer winding and drive the fan to realize forced air cooling and alarm control.
However, the existing dry-type transformer has the problems of various distribution patterns, large mutual distance difference, unattended operation, multiple sets of monitoring systems and the like, and the requirement of advance prevention is difficult to realize in many cases.
Therefore, there is a need for an improved transformer to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses prevent in advance to transformer temperature control among the prior art that solves and be difficult to the technical problem who satisfies the requirement to a transformer with heat abstractor is provided.
The utility model provides a transformer with heat abstractor, include the transformer is dry-type transformer, the transformer includes transformer body and a plurality of iron cores, the winding of coiling on the iron core that is located its upper surface, heat abstractor includes right the transformer carries out radiating fan module, locates on the winding with the temperature sensor who detects the transformer temperature and respectively with the control mainboard that fan module and temperature sensor communication are connected.
Optionally, the heat dissipation device further comprises an alarm module arranged on the transformer, the alarm module is provided with a high-temperature alarm output end and an over-temperature tripping output end, and the alarm module is electrically connected with the temperature sensor and the control main board.
Optionally, the temperature sensor is a platinum resistance sensor.
Optionally, the fan module is provided with a plurality of axial fans, the axial fans are arranged under the transformer in a one-to-one correspondence manner, and each axial fan is electrically connected with the control mainboard.
Optionally, the transformer further has a guard plate disposed at the bottom of the transformer body, and the axial flow fan is fixed between the guard plate and the transformer body.
Optionally, the control main board includes a processor, and a data processing module, a wireless communication module and an SD card reading module electrically connected to the processor.
Optionally, the heat dissipation device further includes a cloud platform server communicatively connected to the wireless communication module.
Optionally, the wireless communication module adopts an RS485 communication protocol.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a transformer with heat abstractor, the transformer is dry-type transformer, the transformer includes transformer body and a plurality of iron cores, the winding of coiling on the iron core that is located its upper surface, heat abstractor includes right the transformer carries out radiating fan module, locates on the winding with the temperature sensor who detects the transformer temperature and respectively with the control mainboard that fan module and temperature sensor communication are connected, still be connected with on the winding and be used for detecting the power module of winding power, power module with the control mainboard is connected. Through the setting of above-mentioned technical scheme, can in time carry out the temperature measurement to the transformer, patrol and examine, when reaching predetermined temperature data, start the fan module and dispel the heat to the transformer, play the effect of prevention in advance, provide the reference for operation, maintenance, realize the economic operation of transformer to be favorable to promoting the scientific management of transformer substation, further improve dry-type transformer's safe operation level. The power module is used for detecting the power of the winding, and when the detected power exceeds a certain threshold value, the control main board controls the fan module to operate and dissipate heat, so that the purpose of dissipating heat in advance is achieved. The problem of heat dissipation lag when the power is higher and the temperature detection feedback is not in time is prevented.
2. The utility model provides a transformer with heat abstractor, heat abstractor is still including locating alarm module on the transformer, alarm module has high temperature alarm output and excess temperature tripping output, alarm module with temperature sensor with the equal electric connection of control mainboard. Through the setting of above-mentioned technical scheme, can be in very abominable electromagnetic interference or high temperature environment stable work for a long time, effectively prevent transformer temperature rise too high and cause the accident, when the temperature reaches and predetermines the temperature, alarm module can realize that high temperature reports to the police and trip with the excess temperature.
3. The utility model provides a transformer with heat abstractor, temperature sensor is platinum resistance sensor. Through the technical scheme, due to the stable characteristics of the platinum, physical or chemical changes caused by high and low temperatures can be avoided, the wide temperature measurement range and the good long-term stability are achieved, and the reliability and the stability of the long-term temperature detection of the transformer are guaranteed.
4. The utility model provides a transformer with heat abstractor, the fan module has a plurality of axial fan, the axial fan one-to-one is located under the transformer, and each axial fan all with control mainboard electric connection. Through the arrangement of the technical scheme, the axial flow fan is simple in structure, stable and reliable, low in noise and convenient to install, and meanwhile the control main board can adjust the radiating degree through adjusting the rotating speed of the axial flow fan according to the data of the temperature sensor, and also can adjust the radiating degree through adjusting the working number and the non-working number of the axial flow fan.
5. The utility model provides a transformer with heat abstractor, the fan module still has wind-guiding mechanism and fixes heat conduction silk on the transformer body, wind-guiding mechanism includes guide vane, actuating mechanism and connecting rod, actuating mechanism includes eccentric wheel, rotor motor and dwang, the connecting rod drives the guide vane carries out reciprocating motion, the guide vane with the transformer body slope sets up, the rotor motor drive the eccentric wheel rotation, the eccentric wheel with the dwang butt. Through the arrangement of the technical scheme, the heat conducting wires are fixed on the transformer body, so that the heat dissipation area outside the transformer is increased, and the heat dissipation capacity of the transformer is improved; the wind guide sheets can effectively accelerate the cooling of the transformer with high heat.
6. The utility model provides a transformer with heat abstractor, the transformer still has the backplate of locating the transformer body bottom, axial fan is fixed in the backplate with between the transformer body. Through the setting of above-mentioned technical scheme, the backplate has promoted the bulk strength and the resistance to compression index of transformer body have guaranteed the even running of transformer, prevent that the aqueous vapor of bottom from invading inside the transformer, have prolonged the life of transformer, and axial fan is fixed in between backplate and the transformer body simultaneously, and the structure is firm.
7. The utility model provides a transformer with heat abstractor, the control mainboard includes the treater, with treater electric connection's data processing module, wireless communication module and SD card read the module. Through the setting of above-mentioned technical scheme, data processing module is used for comparing in real time the temperature that temperature sensor detected, and when the temperature exceeded the default, control fan module dispelled the heat, perhaps realized high temperature warning and overtemperature tripping operation, through the wireless communication module that is used for wireless communication, SD card read module and data processing module's cooperation, realizes long-range intelligent control.
8. The utility model provides a transformer with heat abstractor, heat abstractor still include with wireless communication module communication connection's cloud platform server. Through the technical scheme, the cloud platform server can receive the state information of the transformer, can well receive the state information outdoors and communicate with the wireless communication module, and the temperature of the transformer can be controlled in real time.
9. The utility model provides a transformer with heat abstractor, wireless communication module adopts RS485 communication protocol. Through the arrangement of the technical scheme, the analog signals are transmitted to the processor through the RS485 communication protocol, and remote control is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a transformer according to the present invention;
fig. 2 is the local structural schematic diagram of the middle fan module of the present invention.
Reference numerals:
in the figure: 100. a transformer; 1. a transformer body; 2. a platinum resistance sensor; 3. a fan module; 31. an axial flow fan; 32. an air guide mechanism; 321. a wind guide sheet; 322. a drive mechanism; 3221. an eccentric wheel; 3222. a rotor motor; 3223. rotating the rod; 323. a connecting rod; 33. heat conducting wires; 4. and (4) protecting the plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Examples
Referring to fig. 1 to 2, the utility model provides a transformer 100 with heat abstractor, transformer 100 is dry-type transformer 100, transformer 100 includes transformer 100 body and a plurality of iron cores that are located its upper surface, the winding of coiling on the iron core, heat abstractor includes right transformer 100 carries out radiating fan module 3, locates on the winding with the temperature sensor who detects transformer 100 temperature and respectively with the control mainboard that fan module 3 and temperature sensor communication are connected, still be connected with on the winding and be used for detecting the power module of winding power, power module with control mainboard connection. Through the setting of above-mentioned technical scheme, can in time carry out the temperature measurement to transformer 100, patrol and examine, when reaching predetermined temperature data, start fan module 3 and dispel the heat to transformer 100, play the effect of prevention in advance, provide the reference for operation, maintenance, realize transformer 100's economic operation to be favorable to promoting the scientific management of transformer substation, further improve dry-type transformer 100's safe operation level, power module is used for detecting winding power, when detecting that power surpasss certain threshold value, dispels the heat by the operation of control mainboard control fan module 3, reaches and carries out radiating purpose in advance. The problem of heat dissipation lag when the power is higher and the temperature detection feedback is not in time is prevented.
The heat abstractor is still including locating alarm module on the transformer 100, alarm module has high temperature alarm output and excess temperature tripping output, alarm module with temperature sensor with the equal electric connection of control mainboard can be in the long-term stable work of very abominable electromagnetic interference or high temperature environment, effectively prevents that transformer 100 temperature rise is too high to cause the accident, when the temperature reaches and predetermines the temperature, alarm module can realize high temperature and report to the police and excess temperature tripping.
The temperature sensor is a platinum resistance sensor 2, and due to the stable characteristics of platinum, physical or chemical changes caused by high and low temperatures are avoided, so that the temperature sensor has a wide temperature measurement range and good long-term stability, and the reliability and stability of long-term temperature detection of the transformer 100 are ensured.
The fan module 3 is provided with a plurality of axial fans 31, an air guide mechanism 32 and heat conducting wires 33 fixed on the transformer 100 body, the axial fans 31 are correspondingly arranged under the transformer 100 one by one, and each axial fan 31 is electrically connected with the control main board.
The whole air guide mechanism 32 is arranged at the back of the transformer 100 body, the heat conducting wire 33 is also arranged at the back of the transformer 100 body, the heat conducting wire 33 is arranged between the upper air guide piece 321 and the lower air guide piece 321, the air guide mechanism 32 comprises the air guide pieces 321, a driving mechanism 322 and a connecting rod 323, a gap is reserved between the air guide pieces 321 and the transformer 100 body, the driving mechanism 322 comprises an eccentric wheel 3221, a rotor motor 3222 and a rotating rod 3223, the connecting rod 323 drives the air guide pieces 321 to reciprocate, the air guide pieces 321 and the transformer 100 body are obliquely arranged, the rotor motor 3222 drives the eccentric wheel 3221 to rotate, the eccentric wheel 3221 is abutted against the rotating rod 3223, one end of the rotating rod 3223 is provided with an arc surface, the other end of the rotating rod 3223 rotates, and the connecting rod 323 is fixed on the rotating. Through the arrangement of the technical scheme, the heat conducting wires 33 are fixed on the transformer 100 body, so that the heat dissipation area outside the transformer 100 is increased, and the heat dissipation capacity of the transformer 100 is improved; the use of the air guiding sheet 321 can effectively accelerate the cooling of the transformer 100 with high heat.
Further, the transformer 100 further has a guard plate 4 disposed at the bottom of the transformer 100 body, and the axial flow fan 31 is fixed between the guard plate 4 and the transformer 100 body. Through the setting of above-mentioned technical scheme, backplate 4 has promoted the bulk strength and the resistance to compression index of transformer 100 body have guaranteed transformer 100's even running, prevent that the aqueous vapor of bottom from invading inside transformer 100, have prolonged transformer 100's life, and axial fan 31 is fixed in between backplate 4 and the transformer 100 body simultaneously, and the structure is firm.
The control mainboard comprises a processor, a data processing module, a wireless communication module and an SD card reading module which are electrically connected with the processor, wherein the data processing module is used for comparing the temperature detected by the temperature sensor in real time, when the temperature exceeds a preset value, the fan module 3 is controlled to dissipate heat, or high-temperature alarm and over-temperature tripping are realized, and remote intelligent control is realized through the cooperation of the wireless communication module, the SD card reading module and the data processing module which are used for wireless communication.
The heat dissipation device further comprises a cloud platform server end in communication connection with the wireless communication module, the cloud platform server end can receive the state information of the transformer 100, can well receive the state information outdoors and communicate with the wireless communication module, and the temperature of the transformer 100 can be controlled in real time.
And the wireless communication module adopts an RS485 communication protocol. Through the arrangement of the technical scheme, the analog signals are transmitted to the processor through the RS485 communication protocol, and remote control is realized.
To sum up, the utility model provides a transformer 100 with heat abstractor, transformer 100 is dry-type transformer 100, transformer 100 includes transformer 100 body and a plurality of iron cores, the winding of coiling on the iron core that is located its upper surface, heat abstractor includes right transformer 100 carries out radiating fan module 3, locates in order to detect the temperature sensor of transformer 100 temperature on the winding and respectively with the control mainboard that fan module 3 and temperature sensor communication are connected. The transformer 100 of this scheme can in time carry out the temperature measurement to transformer 100, patrol and examine, and when reaching predetermined temperature data, start fan module 3 and dispel the heat to transformer 100, play the effect of prevention in advance, provide the reference for operation, maintenance, realize transformer 100's economic operation to be favorable to promoting the scientific management of transformer substation, further improve dry-type transformer 100's safe operation level.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (8)
1. The utility model provides a transformer with heat abstractor, the transformer is dry-type transformer, the transformer includes transformer body and a plurality of iron cores that are located its upper surface, the winding of coiling on the iron core, its characterized in that, heat abstractor is including right the transformer carries out radiating fan module, locates in order to detect the temperature sensor of transformer temperature on the winding and respectively with the control mainboard that fan module and temperature sensor communication are connected, still be connected with on the winding and be used for detecting the power module of winding power, power module with the control mainboard is connected.
2. The transformer with the heat dissipation device as claimed in claim 1, wherein the heat dissipation device further comprises an alarm module disposed on the transformer, the alarm module has a high temperature alarm output and an over-temperature trip output, and the alarm module is electrically connected to both the temperature sensor and the control motherboard.
3. The transformer with heat dissipation device of claim 1, wherein the temperature sensor is a platinum resistance sensor.
4. The transformer with the heat dissipation device as claimed in claim 1, wherein the fan module has a plurality of axial fans, a wind guiding mechanism and heat conducting wires fixed on the transformer body, the axial fans are disposed under the transformer in a one-to-one correspondence, each of the axial fans is electrically connected to the control motherboard, the wind guiding mechanism includes a wind guiding plate, a driving mechanism and a connecting rod, the driving mechanism includes an eccentric wheel, a rotor motor and a rotating rod, the connecting rod drives the wind guiding plate to reciprocate, the wind guiding plate is disposed in an inclined manner with the transformer body, the rotor motor drives the eccentric wheel to rotate, and the eccentric wheel abuts against the rotating rod.
5. The transformer with the heat dissipating device as claimed in claim 4, wherein the transformer further has a shield plate disposed at a bottom of the transformer body, and the axial flow fan is fixed between the shield plate and the transformer body.
6. The transformer with the heat dissipation device as claimed in claim 1, wherein the control motherboard comprises a processor, and a data processing module, a wireless communication module and an SD card reading module electrically connected to the processor.
7. The transformer with the heat dissipation device of claim 6, wherein the heat dissipation device further comprises a cloud platform server communicatively connected to the wireless communication module.
8. The transformer with the heat dissipation device as recited in claim 6, wherein the wireless communication module adopts an RS485 communication protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022219394.3U CN213042765U (en) | 2020-09-30 | 2020-09-30 | Transformer with heat abstractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022219394.3U CN213042765U (en) | 2020-09-30 | 2020-09-30 | Transformer with heat abstractor |
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| CN213042765U true CN213042765U (en) | 2021-04-23 |
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| CN202022219394.3U Active CN213042765U (en) | 2020-09-30 | 2020-09-30 | Transformer with heat abstractor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114203395A (en) * | 2021-11-01 | 2022-03-18 | 巨石集团有限公司 | Transformer heat dissipation device and maintenance method |
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2020
- 2020-09-30 CN CN202022219394.3U patent/CN213042765U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114203395A (en) * | 2021-11-01 | 2022-03-18 | 巨石集团有限公司 | Transformer heat dissipation device and maintenance method |
| CN114203395B (en) * | 2021-11-01 | 2023-08-04 | 巨石集团有限公司 | Transformer heat dissipation device and overhauling method |
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