CN209962840U

CN209962840U - Novel cooling structure of dry-type transformer

Info

Publication number: CN209962840U
Application number: CN201921071897.1U
Authority: CN
Inventors: 袁石水
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-01-17
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a novel dry-type transformer's cooling structure, including the cooler bin, install dry-type transformer in the cooler bin, the mount is installed to the position that lies in dry-type transformer one side in the cooler bin, the vent has been seted up at the middle part of mount, the mount adopts the sunken design in four corners, and the middle part of mount has seted up the cavity groove, install driving motor on one side outer wall of cooler bin, the exhaust fan is installed to driving motor's output, the air exhauster is installed to relative driving motor's one end on the outer wall of cooler bin. The utility model discloses a cooperation aviation baffle leads to the distinguished and admirable for can cool down radiating fin, thereby make dry-type transformer's temperature lose through radiating fin dispel the heat, make dry-type transformer's upper and lower both ends all can obtain the forced air cooling through the aviation baffle, cooperate driving motor cooperation air exhauster to work simultaneously, make dry-type transformer obtain continuous heat transfer.

Description

Novel cooling structure of dry-type transformer

Technical Field

The utility model relates to a transformer technical field especially relates to novel dry-type transformer's cooling structure.

Background

The dry type transformer has the advantages of strong short circuit resistance, small maintenance workload, high operation efficiency, small volume, low noise and the like, and is commonly used in places with high performance requirements on fire prevention, explosion prevention and the like, and the temperature control of the transformer directly influences the use stability and the service life of the transformer;

the cooling of transformer generally adopts nature forced air cooling or forced air cooling, and current forced air cooling adopts the fan when functioning, pours external cold air into inside, and the easy dust with external is leading-in into, reduces dry-type transformer's radiating efficiency easily, also can the heat production when fan itself operates simultaneously, causes the interference with the transformer heat easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a cooling structure of a novel dry type transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

novel dry-type transformer's cooling structure, including the cooler bin, install dry-type transformer in the cooler bin, the mount is installed to the position that lies in dry-type transformer one side in the cooler bin, the vent has been seted up at the middle part of mount, the mount adopts the sunken design in four corners, and the middle part of mount has seted up the cavity groove, install driving motor on one side outer wall of cooler bin, the exhaust fan is installed to driving motor's output, the air exhauster is installed to relative driving motor's one end on the outer wall of cooler bin.

Preferably, the output end of the exhaust fan is connected to the interior of the cooling box and is provided with a ventilation hood, and the ventilation hood is provided with a plurality of air suction openings.

Preferably, two air deflectors are symmetrically welded at one end, close to the dry-type transformer, of the fixing frame, and the two air deflectors are obliquely arranged.

Preferably, the upper end and the lower end of the dry-type transformer are both provided with heat-conducting plates, and a plurality of radiating fins are integrally formed on each of the two heat-conducting plates.

Preferably, the outer wall of the cooling box is provided with a first heat insulation plate and a second heat insulation plate corresponding to the positions of the driving motor and the exhaust fan respectively.

Preferably, a filter screen is inserted into the hollow groove on the fixing frame, and the filter screen is larger than the size of the ventilation opening of the fixing frame.

Compared with the prior art, the utility model has the following benefits:

1. the utility model discloses a cooperation aviation baffle leads the wind current, makes can cool down radiating fin to make the temperature of dry-type transformer dispel the heat through radiating fin's temperature loss, makes the upper and lower both ends of dry-type transformer all can obtain the forced air cooling through the aviation baffle, cooperates driving motor cooperation air exhauster to work simultaneously, makes the dry-type transformer obtain continuous heat transfer;

2. carry out thermal-insulated to air exhauster and driving motor through first heat insulating board and second heat insulating board, avoid air exhauster and driving motor's operating temperature to disturb dry-type transformer's heat dissipation, filter debris in to the air through the filter screen, avoid taking place the dust and get into and improve the heat dissipation degree of difficulty, plug-in type connected mode is convenient for change or clear up the filter screen simultaneously.

Drawings

Fig. 1 is a structural diagram of a cooling structure of the novel dry-type transformer provided by the present invention;

fig. 2 is the utility model provides a novel dry-type transformer's cooling structure's mount picture.

In the figure: 1 cooling box, 2 dry-type transformer, 3 radiating fins, 4 air deflectors, 5 fixing frames, 6 exhaust fans, 7 driving motors, 8 motor covers, 9 second heat insulation boards, 10 filter screens, 11 hollow grooves, 12 ventilation hoods, 13 exhaust fans and 14 first heat insulation boards.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, novel dry type transformer's cooling structure, including cooler bin 1, install dry type transformer 2 in the cooler bin 1, the position that lies in dry type transformer 2 one side in cooler bin 1 installs mount 5, the vent has been seted up at the middle part of mount 5, mount 5 adopts the sunken design in four corners, and the middle part of mount 5 has seted up hollow groove 11, install driving motor 7 on one side outer wall of cooler bin 1, exhaust fan 6 is installed to driving motor 7's output, exhaust fan 13 is installed to the one end of relative driving motor 7 on the outer wall of cooler bin 1, drive exhaust fan 6 through driving motor 7 and be used for the air feed, exhaust fan 13 is used for taking the hot-air in cooler bin 1 out.

Further, the output end of the exhaust fan 13 is connected to the interior of the cooling box 1 and is provided with a ventilation hood 12, and the ventilation hood 12 is provided with a plurality of exhaust openings. Two air deflectors 4 are symmetrically welded at one end, close to the dry-type transformer 2, of the fixing frame 5, the two air deflectors 4 are obliquely arranged, and the air deflectors 4 are used for enabling air flow to flow through the upper end and the lower end. The heat-conducting plates are installed at the upper end and the lower end of the dry-type transformer 2, a plurality of radiating fins 3 are integrally formed on the two heat-conducting plates, and the radiating fins 3 are used for radiating heat, so that the upper end and the lower end of the dry-type transformer 2 can be effectively radiated.

Furthermore, the outer wall of the cooling box 1 is provided with a first heat insulation plate 14 and a second heat insulation plate 9 at positions corresponding to the driving motor 7 and the exhaust fan 13, so that the working temperature of the exhaust fan 13 and the driving motor 7 is prevented from interfering with the heat dissipation of the dry-type transformer 2. The filter screen 10 is inserted in the hollow groove 11 on the fixing frame 5, the filter screen 10 is larger than the vent size of the fixing frame 5, and cold air blown by the exhaust fan 6 is filtered through the filter screen 10, so that the influence of dust and sundries on heat dissipation is avoided.

When the utility model is used, the driving motor 7 drives the exhaust fan 6 to work, so that the external cold air is guided into the dry-type transformer 2, by means of the cooperation of the suction fan 13 and the ventilation hood 12, hot air in the cooling box 1 is drawn out, thereby supplying air and exhausting air one by one to obtain a cooling effect, and simultaneously, the air deflector 4 is matched to guide the air flow so as to cool the radiating fins 3, so that the temperature of the dry type transformer 2 is dissipated through the temperature loss of the heat dissipating fins 3, when the exhaust fan 6 supplies air, the filtering net 10 can filter the sundries in the air, avoid the dust entering and improve the heat dissipation difficulty, meanwhile, the exhaust fan 13 and the driving motor 7 are insulated by the first heat insulation plate 14 and the second heat insulation plate 9, so that the working temperature of the exhaust fan 13 and the driving motor 7 is prevented from interfering with the heat dissipation of the dry-type transformer 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Novel dry-type transformer's cooling structure, including cooler bin (1), its characterized in that, install dry-type transformer (2) in cooler bin (1), the position that lies in dry-type transformer (2) one side in cooler bin (1) installs mount (5), the vent has been seted up at the middle part of mount (5), mount (5) adopt the sunken design in four corners, and the middle part of mount (5) has seted up well dead slot (11), install driving motor (7) on one side outer wall of cooler bin (1), install motor cover (8) outward in driving motor (7), exhaust fan (6) are installed to the output of driving motor (7), air exhauster (13) are installed to the one end of relative driving motor (7) on the outer wall of cooler bin (1).

2. The novel cooling structure of the dry-type transformer according to claim 1, wherein the output end of the exhaust fan (13) is connected to the inside of the cooling box (1) and is provided with a ventilation hood (12), and the ventilation hood (12) is provided with a plurality of air suction openings.

3. The novel cooling structure of the dry-type transformer according to claim 1, wherein two air deflectors (4) are symmetrically welded to one end of the fixing frame (5) close to the dry-type transformer (2), and both air deflectors (4) are obliquely arranged.

4. The cooling structure of the novel dry-type transformer according to claim 1, wherein the upper and lower ends of the dry-type transformer (2) are respectively provided with a heat conducting plate, and a plurality of heat radiating fins (3) are integrally formed on both of the heat conducting plates.

5. The novel cooling structure of the dry-type transformer according to claim 1, wherein the outer wall of the cooling tank (1) is provided with a first heat insulation plate (14) and a second heat insulation plate (9) at positions corresponding to the driving motor (7) and the exhaust fan (13), respectively.

6. The cooling structure of the novel dry-type transformer according to claim 1, wherein a filter screen (10) is inserted into the hollow groove (11) of the fixing frame (5), and the size of the filter screen (10) is larger than the size of the ventilation opening of the fixing frame (5).