CN217444196U - Air cooling device for oil-immersed transformer - Google Patents
Air cooling device for oil-immersed transformer Download PDFInfo
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- CN217444196U CN217444196U CN202220876913.XU CN202220876913U CN217444196U CN 217444196 U CN217444196 U CN 217444196U CN 202220876913 U CN202220876913 U CN 202220876913U CN 217444196 U CN217444196 U CN 217444196U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Abstract
The utility model relates to a transformer forced air cooling technical field especially relates to an air cooling device that oil-immersed transformer used. The technical scheme comprises the following steps: the transformer comprises a transformer body, a filter and an air cooler, wherein the filter is installed on one side of the top of the transformer body in a threaded mode, the two sets of air coolers are installed on the front face of the transformer body, the air coolers comprise an installation cover, a temperature controller, a temperature sensor and a fan, the temperature controller is installed on one side of the installation cover, and the back face of the installation cover is provided with the temperature sensor extending to the inside of the transformer body. The utility model discloses a but the inside temperature of temperature sensor real-time supervision transformer body to monitor temperature signal of telecommunication transmission to temperature controller, when temperature controller calculates that the temperature that temperature sensor detected out reaches the setting value, temperature controller control fan operation carries out the wind-force cooling, thereby realizes the automatic temperature control function of device, is convenient for open and close the air cooler according to the temperature, increases the frequency conversion wind-force cooling function of device.
Description
Technical Field
The utility model relates to a transformer forced air cooling technical field specifically is an air cooling device that oil-immersed transformer used.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, the transformer is basic equipment of power transmission and distribution, and is widely applied to the fields of industry, agriculture, traffic, urban communities and the like, one of time transformers of oil-immersed transformers is one of important equipment in power supply and distribution systems of industrial and mining enterprises and civil buildings, the oil-immersed transformer reduces 10- (6) kV or 35kV network voltage to 230/400V bus voltage used by users, and in order to ensure normal operation of the oil-immersed transformer, an air cooling device is required to carry out air cooling on the inside of the oil-immersed transformer, so that the air cooling device for the oil-immersed transformer is provided.
Through retrieval, patent publication No. CN111968833A discloses an air cooling device of an oil-immersed transformer, which comprises a transformer box, an air cooling assembly, a control assembly and a stirring assembly, wherein a winding is installed inside the transformer box and is filled with transformer oil, the winding is immersed in the transformer oil, and the air cooling assembly is installed on the side surface of the transformer box; the air cooling assembly comprises a fan, cooling fins and heat conducting rods, a plurality of groups of heat conducting rods are mounted inside the transformer box, one end of each group of heat conducting rod penetrates through the side wall of the transformer box and is connected with the plurality of groups of cooling fins distributed in a vertical state, and a plurality of groups of fans are mounted at the top ends of the cooling fins.
The existing air cooling device for the oil-immersed transformer has the following defects:
1. the existing air cooling device for the oil-immersed transformer does not have a temperature control function, so that the device cannot be started or stopped according to the internal temperature of the transformer, the air cooling device is caused to run continuously, the electric energy consumption is increased, meanwhile, the loss of the air cooling device is increased due to the continuous running of the air cooling device, and the service life of the air cooling device is influenced;
2. the existing air cooling device for the oil-immersed transformer does not have the function of filtering the entering air, so that particles carried in the entering air are accumulated on elements inside the transformer, the heat dissipation of the elements is influenced, the service life of the elements is damaged, and the existing problem is solved by the air cooling device for the oil-immersed transformer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air cooling device that oil-immersed transformer used to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air cooling device that oil-immersed transformer used, includes transformer body, filter and air cooler, the filter is installed to transformer body top one side screw thread, the filter is including installation cover, air inlet window, filter core, rain-proof lid, installation cover internally mounted has the filter core, the side case is installed to transformer body both sides, side case one side is installed and is connect the rain seat, connect the top of rain seat to install and connect the rain fill, two sets of air coolers are openly installed to the transformer body, the air cooler is including installation cover, temperature controller, temperature sensor, fan, temperature controller is installed to installation cover one side, the back mounted of installation cover has the inside temperature sensor of extension group transformer body, and the internally mounted of installation cover has the fan.
The temperature sensor can monitor the internal temperature of the transformer body in real time, and transmit a monitoring temperature electric signal to the temperature controller, when the temperature controller calculates that the temperature detected by the temperature sensor reaches a set value, the temperature controller controls the fan to operate to carry out wind power cooling, thereby realizing the automatic temperature control function of the device, being convenient for opening and closing the air cooler according to the temperature, increasing the variable-frequency wind power cooling function of the device, effectively solving the problems of increased electric energy consumption and high loss of the air cooler caused by the continuous operation of the air cooler, improving the energy-saving and environment-friendly performance of the device, prolonging the service life of the air cooler, leading the air to enter the mounting sleeve through the air inlet window, filtering the entering air through the filter core in the mounting sleeve, effectively filtering the particles in the entering air through the filter core, and avoiding the particles in the air from entering the transformer body to damage internal elements, the cleanness of the air entering the interior of the transformer body is ensured, the safety of the internal elements of the transformer body is improved, the service life of the transformer body is prolonged, meanwhile, the filter element installed through threads can be conveniently dismounted, cleaned or replaced by workers, and the filter effect of the filter element is ensured.
Preferably, the inside of installation cover is provided with the air inlet window, and rain-proof lid is installed to installation cover top screw thread. The air gets into inside the installation cover through the window that admits air, can shelter from the rainwater through rain-proof lid, prevents that the rainwater from getting into inside the installation cover through the window that admits air.
Preferably, the filter plates are arranged in the side box at equal intervals, and the connecting pipe is arranged at the bottom of the side box. Can filter the rainwater of collecting through the filter to carry filterable rainwater to the under casing inside through the connecting pipe.
Preferably, the bottom of the transformer body is provided with a bottom box, and the two sides of the bottom box are provided with mounting frames. The inside rainwater that can store of under casing, the rainwater through collecting can carry out water-cooling to transformer body bottom, and can be convenient for the transformer body through the mounting bracket and install, has improved transformer body installation effectiveness.
Preferably, the protection casing is installed to the positive outside of transformer body, and the positive internally mounted of protection casing has dustproof tripe. Can protect air cooler through the protection casing to protect through dustproof tripe, avoid the foreign matter to get into air cooler inside and cause destruction, guaranteed air cooler's security.
Preferably, a spring telescopic piece is installed inside the rain receiving seat, and a piston extending into the rain receiving hopper is installed at the top of the spring telescopic piece. The piston moves down under the pressure of rainwater to connect the inside rainwater of rain fill to get into the side incasement portion through connecing the rain seat, and the rainwater is arranged and is sent back the piston and receive the pressure of rainwater and disappear, and the elastic force of spring extensible member is with the piston top to connect inside the rain fill, avoid dust or foreign matter to get into and connect the rain seat inside.
Compared with the prior art, the beneficial effects of the utility model are that:
1. but through the inside temperature of temperature sensor real-time supervision transformer body, and with monitoring temperature electrical signal transmission to temperature controller, when temperature controller calculates that the temperature that temperature sensor detected out reaches the setting value, temperature controller control fan operation carries out the wind-force cooling, thereby realize the automatic temperature control function of device, be convenient for open and close air cooler according to the temperature, the frequency conversion wind-force cooling function of increase device, effectively solve air cooler continuous operation and lead to the problem that electric energy consumption increases and air cooler high consume, the energy-concerving and environment-protective nature of device has been improved, the life of air cooler has been prolonged.
2. The filter element can filter the entering air through the inside filter element of installation cover, filter the particulate matter that the core effectively filtered the entering air, avoid the particulate matter in the air to get into the inside destruction internals of transformer body, the cleanliness factor who has guaranteed to get into the inside air of transformer body, the security of transformer body internals has been improved, the life of transformer body has been prolonged, the filter element of crossing through the screw thread installation simultaneously can be convenient for staff's dismouting washing or change, the filter effect of filter element is guaranteed to the assurance.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
FIG. 3 is a schematic view of a partial structure of the filter of the present invention;
fig. 4 is a schematic view of the local structure of the air cooler of the present invention.
In the figure: 1. a transformer body; 2. a filter; 201. installing a sleeve; 202. an air inlet window; 203. a filter element; 204. a rain cover; 3. a side box; 301. a connecting pipe; 302. a filter plate; 4. a bottom box; 401. a mounting frame; 5. a protective cover; 501. dust-proof shutters; 6. an air cooler; 601. mounting a cover; 602. a temperature controller; 603. a temperature sensor; 604. a fan; 7. a rain receiving seat; 701. a rain receiving hopper; 702. a spring extension; 703. a piston.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1-4, the air cooling device for an oil-immersed transformer provided by the present invention comprises a transformer body 1, a filter 2 and an air cooler 6, wherein the filter 2 is installed on one side of the top of the transformer body 1 by a screw thread, the filter 2 comprises an installation sleeve 201, an air inlet window 202 and a filter core 203, rain-proof lid 204, the internally mounted filter core 203 of installing sleeve 201, side case 3 is installed to transformer body 1 both sides, side case 3 one side is installed and is connect rain seat 7, the top that connects rain seat 7 is installed and is connect rain fill 701, transformer body 1 openly installs two sets of air-cooled ware 6, air-cooled ware 6 is including installing cover 601, temperature controller 602, temperature sensor 603, fan 604, temperature controller 602 is installed to installing cover 601 one side, the back-mounted of installing cover 601 has the inside temperature sensor 603 of extension group transformer body 1, and the internally mounted of installing cover 601 has fan 604.
The working principle of the air cooling device for the oil-immersed transformer based on the first embodiment is as follows: the temperature sensor 603 can monitor the temperature inside the transformer body 1 in real time, and transmit the monitoring temperature electric signal to the temperature controller 602, when the temperature controller 602 calculates that the temperature detected by the temperature sensor 603 reaches a set value, the temperature controller 602 controls the fan 604 to operate to perform wind power cooling, thereby realizing the automatic temperature control function of the device, facilitating the on-off of the air cooler 6 according to the temperature, increasing the variable frequency wind power cooling function of the device, effectively solving the problems of increased electric energy consumption and high loss of the air cooler 6 caused by the continuous operation of the air cooler 6, improving the energy saving and environmental protection performance of the device, prolonging the service life of the air cooler 6, when the air cooler 6 is started, the generated suction force enables the air to enter the mounting sleeve 201 through the air inlet window 202, the filter core 203 inside the mounting sleeve 201 can filter the inlet air, and the filter core 203 effectively filters particles in the inlet air, particulate matters in the air are prevented from entering the interior of the transformer body 1 to damage internal elements, the cleanness of the air entering the interior of the transformer body 1 is ensured, the safety of the internal elements of the transformer body 1 is improved, the service life of the transformer body 1 is prolonged, meanwhile, the filter element 203 mounted through threads can be conveniently dismounted, cleaned or replaced by workers, the filtering effect of the filter element 203 is ensured, rainwater can be received through the rainwater receiving hopper 701, when the rainwater reaches a certain amount, the piston 703 is moved downwards under the pressure of the rainwater, so that the rainwater in the rainwater receiving hopper 701 enters the interior of the side box 3 through the rainwater receiving seat 7, the collected rainwater can be filtered through the filter plate 302, the filtered rainwater is conveyed to the interior of the bottom box 4 through the connecting pipe 301, the water-cooling can be carried out on the transformer body 1 through the rainwater in the side box 3 and the interior of the bottom box 4, and the cooling mode of the transformer body 1 is increased, thereby improved the cooling effect of transformer body 1, and the rainwater is arranged and is sent back piston 703 and receive the pressure of rainwater and disappear, and the elastic force of spring extensible member 702 pushes up piston 703 to connect inside the rain fill 701, avoids inside dust or the foreign matter entering connects rain seat 7.
Example two
As shown in fig. 2-4, the utility model provides an air cooling device that oil-immersed transformer used compares in embodiment one, and this embodiment still includes: the inside of installation cover 201 is provided with air inlet window 202, and rain-proof lid 204 is installed to installation cover 201 top screw thread, filter 302 is installed to the inside equidistance of side case 3, and connecting pipe 301 is installed to the bottom of side case 3, under casing 4 is installed to the bottom of transformer body 1, mounting bracket 401 is installed to the bottom both sides of under casing 4, protection casing 5 is installed in the positive outside of transformer body 1, and protection casing 5's positive internally mounted has dustproof tripe 501, connect rain seat 7 internally mounted to have spring extensible member 702, and spring extensible member 702 top is installed and is extended to and connect the inside piston 703 of rain fill 701.
In this embodiment, air enters the installation sleeve 201 through the air inlet window 202, rain-proof cover 204 can shield rainwater, so that rainwater is prevented from entering the installation sleeve 201 through the air inlet window 202, collected rainwater can be filtered through the filter plate 302, the filtered rainwater is conveyed to the inside of the bottom case 4 through the connecting pipe 301, rainwater can be stored in the bottom case 4, the bottom of the transformer body 1 can be cooled by water through the collected rainwater, the transformer body 1 can be conveniently installed through the installation frame 401, the installation efficiency of the transformer body 1 is improved, the air cooler 6 can be protected through the protective cover 5, and the dustproof louver 501 can be used for protecting, so that foreign matters are prevented from entering the air cooler 6 to be damaged, the safety of the air cooler 6 is ensured, the piston 703 is moved downwards under the pressure of rainwater, and therefore the rainwater in the rain receiving hopper 701 enters the side case 3 through the rain receiving seat 7, and the piston 703 is disappeared by the pressure of rainwater after the rainwater is delivered, and the piston 703 is pushed to the interior of the rain receiving hopper 701 by the elastic force of the spring telescopic piece 702, so that dust or foreign matters are prevented from entering the interior of the rain receiving seat 7.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.
Claims (6)
1. The utility model provides an air cooling device that oil-immersed transformer used, includes transformer body (1), filter (2) and air cooler (6), its characterized in that: the filter (2) is installed on one side of the top of the transformer body (1) in a threaded mode, the filter (2) comprises an installation sleeve (201), an air inlet window (202), a filter element (203) and a rain cover (204), the filter element (203) is installed inside the installation sleeve (201), side boxes (3) are installed on two sides of the transformer body (1), a rain receiving seat (7) is installed on one side of each side box (3), a rain receiving hopper (701) is installed on the top of the rain receiving seat (7), two groups of air coolers (6) are installed on the front side of the transformer body (1), each air cooler (6) comprises an installation cover (601), a temperature controller (602), a temperature sensor (603) and a fan (604), the temperature controller (602) is installed on one side of the installation cover (601), and the temperature sensor (603) inside the transformer body (1) in an extension set is installed on the back side of the installation cover (601), and a fan (604) is installed inside the installation cover (601).
2. The air cooling device for the oil-filled transformer according to claim 1, wherein: an air inlet window (202) is arranged inside the mounting sleeve (201), and a rain-proof cover (204) is installed on the top of the mounting sleeve (201) in a threaded mode.
3. The air cooling device for an oil-filled transformer according to claim 1, wherein: the filter plate (302) is installed to the inside equidistance of side case (3), and connecting pipe (301) are installed to the bottom of side case (3).
4. The air cooling device for an oil-filled transformer according to claim 1, wherein: bottom case (4) are installed to the bottom of transformer body (1), and mounting bracket (401) are installed to the bottom both sides of bottom case (4).
5. The air cooling device for an oil-filled transformer according to claim 1, wherein: the protection casing (5) is installed to the positive outside of transformer body (1), and the positive internally mounted of protection casing (5) has dustproof tripe (501).
6. The air cooling device for an oil-filled transformer according to claim 1, wherein: connect rain seat (7) internally mounted to have spring extensible member (702), and spring extensible member (702) top is installed and is extended to and connect inside piston (703) of rain fill (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220876913.XU CN217444196U (en) | 2022-04-15 | 2022-04-15 | Air cooling device for oil-immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220876913.XU CN217444196U (en) | 2022-04-15 | 2022-04-15 | Air cooling device for oil-immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217444196U true CN217444196U (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220876913.XU Active CN217444196U (en) | 2022-04-15 | 2022-04-15 | Air cooling device for oil-immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217444196U (en) |
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2022
- 2022-04-15 CN CN202220876913.XU patent/CN217444196U/en active Active
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