CN219626439U

CN219626439U - Intelligent temperature control dry-type transformer

Info

Publication number: CN219626439U
Application number: CN202321366666.XU
Authority: CN
Inventors: 田源; 冉泽豪; 倪红阳; 王拥军
Original assignee: Henan Wanjin Electric Equipment Co ltd
Current assignee: Henan Wanjin Electric Equipment Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-09-01
Anticipated expiration: 2033-06-01

Abstract

The utility model relates to the technical field of dry transformers, in particular to an intelligent temperature control dry transformer which comprises a power transformation box, an oxygen iron core and a power supply, wherein the oxygen iron core is arranged in the power transformation box, a temperature control structure is arranged in the power transformation box, a heat dissipation structure is arranged outside the power transformation box, the temperature control structure comprises a top plate, the top plate is connected in the power transformation box through bolts, a bottom plate is arranged below the top plate, the bottom plate is connected in the power transformation box through bolts, the oxygen iron core is arranged between the top plate and the bottom plate, and a temperature sensor is arranged on the outer wall of the oxygen iron core. The intelligent temperature control dry-type transformer can automatically control the opening of the heat dissipation fan according to the temperature inside the transformer box, the heat dissipation fan is utilized to blow and dissipate heat inside the transformer box, the heat dissipation fan is assembled inside the air box, the air box and the transformer box can be conveniently disassembled, the heat dissipation fan is conveniently overhauled, and the practicability and the convenience of the device are improved.

Description

Intelligent temperature control dry-type transformer

Technical Field

The utility model relates to the technical field of dry transformers, in particular to an intelligent temperature control dry transformer.

Background

Dry transformers are widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and simply said dry transformers refer to transformers in which the iron cores and windings are not immersed in insulating oil. The cooling modes are classified into natural air cooling (AN) and forced air cooling (AF). During natural air cooling, the transformer can continuously operate for a long time under rated capacity.

A dry type transformer such as the one of chinese patent publication No. CN212907323U, comprising a transformer housing and a transformer core mounted inside the transformer housing; the transformer shell comprises a top plate above, a bottom plate below and a side plate surrounding between the top plate and the bottom plate, the transformer core is fixed on the bottom plate through a plurality of automatic jacks, and the plurality of automatic jacks are connected with the processing controller so as to control the plurality of automatic jacks to adjust the distance between the transformer core and the bottom plate; the side plates on two sides are provided with ventilation openings, the ventilation openings are provided with fans for blowing out hot air inside the transformer to the outside so as to meet various requirements of people for use and realize diversification, so that the existing dry-type transformer basically meets the use requirements of people, and the following problems still exist.

The existing dry-type transformer utilizes the cooling fan to cool the inside of the transformer, but the cooling fan is in a whole-process opening state, so that blowing and cooling can be provided when the temperature inside the dry-type transformer is not high, energy is wasted, the cooling fan is not easy to maintain when in failure, the practicability of the device is reduced, and therefore an intelligent temperature control dry-type transformer is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide an intelligent temperature control dry type transformer, which is used for solving the problems that the prior dry type transformer provided in the background technology utilizes a cooling fan to cool the inside of the transformer, but the cooling fan is in a whole-course opening state, so that blowing and cooling can be provided when the temperature of the inside of the dry type transformer is not high, energy is wasted, the cooling fan is difficult to maintain when the cooling fan fails, and the practicability of the device is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the intelligent temperature control dry-type transformer comprises a power transformation box, an oxygen iron core and a power supply, wherein the oxygen iron core is arranged in the power transformation box, a temperature control structure is arranged in the power transformation box, a heat dissipation structure is arranged outside the power transformation box, the temperature control structure comprises a top plate, the top plate is connected inside the power transformation box through bolts, a bottom plate is arranged below the top plate, the bottom plate is connected inside the power transformation box through bolts, the oxygen iron core is arranged between the top plate and the bottom plate, a temperature sensor is arranged on the outer wall of the oxygen iron core, a temperature controller is electrically connected with the temperature sensor, the temperature controller is electrically connected with the power supply, the power supply is fixedly arranged on the outer wall of the top plate, and the temperature controller is electrically connected with a control center which is electrically connected with a heat dissipation fan.

Preferably, the cooling fan is arranged inside the bellows, the mounting block is fixedly connected with the outer wall of the bellows, the mounting block is inserted into the transformer box, a first inserting cavity is formed in the mounting block, the first inserting cavity is internally provided with the inserting block, the inserting block is inserted into one end of the mounting block, which is fixedly connected with a first spring, one end of the inserting block, which is far away from the mounting block, is inserted into the limiting cavity, and the limiting cavity is formed in the transformer box.

Preferably, the side wall of the installation block is fixedly connected with a first sliding block, the first sliding block is inserted into a first sliding groove, and the first sliding groove is formed in the installation block.

Preferably, the heat radiation structure includes the heating panel, the transformer case outside is provided with the heating panel, the second is inserted the chamber in the inside second of having seted up of transformer case, the second is inserted the intracavity portion and is inserted and be equipped with the movable rod, the movable rod inserts and establishes the one end fixedly connected with second spring at the second is inserted intracavity portion, the movable rod is kept away from the one end fixedly connected with limiting plate in second and is inserted the chamber, limiting plate outer wall fixedly connected with rubber pad, the limiting plate is provided with four groups, movable rod outer wall fixedly connected with pull rod.

Preferably, the rubber pad material is rubber, and one side that the rubber pad is close to the heating panel is provided with nanometer anti-skidding line.

Preferably, the side wall of the movable rod is fixedly connected with a second sliding block, the second sliding block is inserted into a second sliding groove, and the second sliding groove is formed in the transformer box.

Compared with the prior art, the utility model has the beneficial effects that:

this intelligent accuse temperature dry-type transformer is provided with temperature control structure, when this intelligent dry-type transformer used, utilize temperature controller to set for invariable temperature, control center can not control the heat dissipation fan work when the inside temperature of transformer case does not reach invariable temperature, when temperature sensor detects the inside temperature of transformer case and is greater than the settlement temperature, temperature sensor transmits the signal to temperature controller, temperature controller is with signal transmission to control center, control center control heat dissipation fan work is to the inside heat dissipation of blowing of transformer case, when the heat dissipation fan needs to overhaul, pulling the inserted block, make the inserted block remove to the direction that is close to first inserted cavity, until the inserted block gets into first inserted cavity inside completely, later pulling bellows, make break away from between bellows and the transformer case, can carry out convenient maintenance to the heat dissipation fan, through this design, realize that this intelligent accuse temperature dry-type transformer can be automatic according to the inside temperature control heat dissipation fan of transformer case open, utilize the fan to the inside of transformer case, and the inside of blowing of heat dissipation fan, can be convenient with bellows and case, convenience dismantlement fan, the practicality and convenience of overhaul device have been improved.

This intelligent accuse temperature dry-type transformer is provided with heat radiation structure, utilize the heating panel that the transformer case outside set up can make the transformer incasement portion dispel the heat, when the heating panel damages, the pulling pull rod, drive movable rod synchronous movement, make the movable rod remove to the direction that is close to the second and insert the chamber, until four groups limiting plate and rubber pad no longer carry out the centre gripping spacing to the heating panel, can conveniently dismantle the heating panel from the transformer incasement portion, change, one side that the rubber pad is close to the heating panel is provided with nanoscale anti-skidding line, increase the friction between rubber pad and the heating panel, make the rubber pad to the spacing effect of heating panel better, through this design, realize this intelligent accuse temperature dry-type transformer can utilize the heating panel natural heat dissipation, make transformer incasement portion air circulation, and can conveniently change when the heating panel damages and need utilize the instrument to dismantle when avoiding traditional utilization bolted connection to dismantle and lead to the operation loaded down with trivial details, practicality and convenience of device have been improved.

Drawings

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the structure of the present utility model;

FIG. 3 is a schematic side view in cross-section of a partial structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 3 according to the present utility model;

fig. 5 is an enlarged schematic view of the structure B in fig. 1 according to the present utility model.

In the figure: 111. a transformer box; 112. an oxygen core; 113. a power supply; 2. a temperature control structure; 211. a top plate; 212. a bottom plate; 213. a temperature sensor; 214. a temperature controller; 215. a control center; 216. a wind box; 217. a heat radiation fan; 218. a mounting block; 219. a first insertion cavity; 220. inserting blocks; 221. a first spring; 222. a spacing cavity; 223. a first slider; 224. a first chute; 3. a heat dissipation structure; 311. a heat dissipation plate; 312. a second insertion cavity; 313. a moving rod; 314. a pull rod; 315. a limiting plate; 316. a rubber pad; 317. a second spring; 318. a second slider; 319. and a second chute.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided:

the intelligent temperature control dry type transformer comprises a transformer box 111, an oxygen iron core 112 and a power supply 113, wherein the oxygen iron core 112 is arranged in the transformer box 111, a temperature control structure 2 is arranged in the transformer box 111, a heat dissipation structure 3 is arranged outside the transformer box 111, the temperature control structure 2 comprises a top plate 211, the top plate 211 is connected inside the transformer box 111 through bolts, a bottom plate 212 is arranged below the top plate 211, the bottom plate 212 is connected inside the transformer box 111 through bolts, the oxygen iron core 112 is arranged between the top plate 211 and the bottom plate 212, a temperature sensor 213 is arranged on the outer wall of the oxygen iron core 112, a temperature controller 214 is electrically connected with the temperature sensor 213, the temperature controller 214 is electrically connected with the power supply 113, the power supply 113 is fixedly arranged on the outer wall of the top plate 211, the temperature controller 214 is electrically connected with a control center 215, and the control center 215 is electrically connected with a heat dissipation fan 217.

Further, the heat dissipation fan 217 is arranged inside the bellows 216, the installation block 218 is fixedly connected to the outer wall of the bellows 216, the installation block 218 is inserted into the transformer box 111, the first inserting cavity 219 is formed in the installation block 218, the inserting block 220 is inserted into the first inserting cavity 219, one end of the inserting block 220, which is fixedly connected with the first spring 221, is inserted into the installation block 218, one end of the inserting block 220, which is far away from the installation block 218, is inserted into the limiting cavity 222, the limiting cavity 222 is formed inside the transformer box 111, and by means of the design, when the bellows 216 breaks down and needs to be maintained, the inserting block 220 is pulled, so that the inserting block 220 moves towards the direction close to the first inserting cavity 219 until the inserting block 220 completely enters the first inserting cavity 219, and then the bellows 216 is pulled, so that the bellows 216 and the transformer box 111 are separated, and the heat dissipation fan 217 can be maintained conveniently.

Further, the first slider 223 is fixedly connected to the side wall of the mounting block 218, the first slider 223 is inserted into the first sliding groove 224, the first sliding groove 224 is formed in the mounting block 218, and through the design, when the mounting block 218 moves, the first slider 223 synchronously moves in the first sliding groove 224, so that the limiting effect on the mounting block 218 is achieved, and the movement of the mounting block 218 is more stable.

Further, the heat dissipation structure 3 includes the heating panel 311, the outside heating panel 311 that is provided with of transformer case 111, the second is inserted the chamber 312 in transformer case 111 inside, the second is inserted the chamber 312 inside and is inserted and be equipped with movable rod 313, the one end fixedly connected with second spring 317 of chamber 312 is inserted to movable rod 313, the one end fixedly connected with limiting plate 315 of second is inserted to movable rod 313, limiting plate 315 outer wall fixedly connected with rubber pad 316, limiting plate 315 is provided with four groups, movable rod 313 outer wall fixedly connected with pull rod 314, through this design, utilize the inside heat dissipation of transformer case 111 to be made to the heating panel 311 that transformer case 111 outside set up, when the heating panel 311 damages, pulling pull rod 314, drive movable rod 313 synchronous motion, make movable rod 313 to be close to the direction of second chamber 312, until four groups of limiting plates 315 and rubber pad 316 no longer carry out the centre gripping spacing to the heating panel 311, can be convenient dismantlement from transformer case 111 inside, change the heating panel 311.

Further, the rubber pad 316 material is rubber, and one side that the rubber pad 316 is close to heating panel 311 is provided with nanometer anti-skidding line, through this design, when utilizing rubber pad 316 and limiting plate 315 to carry out the centre gripping spacing to heating panel 311, one side that the rubber pad 316 is close to heating panel 311 is provided with nanometer anti-skidding line, increases the friction between rubber pad 316 and the heating panel 311, makes the spacing effect of rubber pad 316 to heating panel 311 better.

Further, the side wall of the moving rod 313 is fixedly connected with a second sliding block 318, the second sliding block 318 is inserted into the second sliding groove 319, the second sliding groove 319 is formed in the power transformation box 111, through the design, when the moving rod 313 moves, the second sliding block 318 synchronously moves in the second sliding groove 319, so that the limiting effect on the moving rod 313 is achieved, and the moving rod 313 moves more stably.

Working principle:

when the intelligent dry-type transformer is used, a constant temperature is set by using the temperature controller 214, the control center 215 does not control the heat dissipation fan 217 to work when the internal temperature of the transformer box 111 does not reach the constant temperature, when the temperature sensor 213 detects that the internal temperature of the transformer box 111 is larger than the set temperature, the temperature sensor 213 transmits signals to the temperature controller 214, the temperature controller 214 transmits signals to the control center 215, the control center 215 controls the heat dissipation fan 217 to work to blow and dissipate heat inside the transformer box 111, when the heat dissipation fan 217 needs to be overhauled, the insert block 220 is pulled, the insert block 220 is moved towards the direction close to the first insert cavity 219 until the insert block 220 completely enters the first insert cavity 219, and then the air box 216 is pulled, so that the air box 216 is separated from the transformer box 111, and the heat dissipation fan 217 can be conveniently maintained.

Utilize the heating panel 311 that the transformer case 111 outside set up can make the transformer case 111 inside dispel the heat, when heating panel 311 damages, pulling pull rod 314, drive movable rod 313 synchronous motion, make movable rod 313 to being close to the direction of second lock chamber 312 and remove, until four sets of limiting plates 315 and rubber pad 316 no longer carry out the centre gripping spacing to heating panel 311, can follow the inside convenient dismantlement of transformer case 111 with heating panel 311, change, one side that rubber pad 316 is close to heating panel 311 is provided with nano-scale anti-skidding line, increase the friction between rubber pad 316 and the heating panel 311, make the spacing effect of rubber pad 316 to heating panel 311 better, the operation is this end.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An intelligent temperature control dry-type transformer comprises a transformer box (111), an oxygen iron core (112) and a power supply (113), and is characterized in that: the utility model discloses a transformer case, including transformer case (111), transformer case (111) inside is provided with oxygen core (112), transformer case (111) inside is provided with temperature control structure (2), transformer case (111) outside is provided with heat radiation structure (3), temperature control structure (2) are including roof (211), roof (211) are inside at transformer case (111) through bolted connection, roof (211) below is provided with bottom plate (212), bottom plate (212) are inside at transformer case (111) through bolted connection, be provided with oxygen core (112) between roof (211) and bottom plate (212), oxygen core (112) outer wall is provided with temperature sensor (213), temperature sensor (213) have temperature controller (214) through electric connection, temperature controller (214) have power (113) through electric connection, power (113) fixedly set up at roof (211) outer wall, temperature controller (214) electric connection has control center (215), control center (215) electric connection has heat dissipation fan (217).

2. An intelligent temperature-controlled dry-type transformer according to claim 1, wherein: the cooling fan (217) is arranged inside the air box (216), the mounting block (218) is fixedly connected to the outer wall of the air box (216), the mounting block (218) is inserted inside the transformer box (111), a first inserting cavity (219) is formed in the mounting block (218), an inserting block (220) is formed in the first inserting cavity (219), a first spring (221) is fixedly connected to one end of the inside of the mounting block (218) in an inserting mode, one end of the inserting block (220) away from the mounting block (218) is inserted inside a limiting cavity (222), and the limiting cavity (222) is formed inside the transformer box (111).

3. An intelligent temperature-controlled dry-type transformer according to claim 2, wherein: the side wall of the mounting block (218) is fixedly connected with a first sliding block (223), the first sliding block (223) is inserted into a first sliding groove (224), and the first sliding groove (224) is formed in the mounting block (218).

4. An intelligent temperature-controlled dry-type transformer according to claim 1, wherein: the heat radiation structure (3) comprises a heat radiation plate (311), the outside heating panel (311) that is provided with of transformer case (111), the second is inserted chamber (312) in transformer case (111) inside, the second is inserted chamber (312) inside and is inserted movable rod (313), movable rod (313) are inserted and are established in the inside one end fixedly connected with second spring (317) of second chamber (312) of inserting, the one end fixedly connected with limiting plate (315) of second chamber (312) is inserted in movable rod (313) keeping away from, limiting plate (315) outer wall fixedly connected with rubber pad (316), limiting plate (315) are provided with four groups, movable rod (313) outer wall fixedly connected with pull rod (314).

5. The intelligent temperature-controlled dry-type transformer according to claim 4, wherein: the rubber pad (316) material is rubber, and one side that rubber pad (316) is close to heating panel (311) is provided with nanometer anti-skidding line.

6. The intelligent temperature-controlled dry-type transformer according to claim 4, wherein: the side wall of the movable rod (313) is fixedly connected with a second sliding block (318), the second sliding block (318) is inserted into a second sliding groove (319), and the second sliding groove (319) is formed in the power transformation box (111).