CN211507318U

CN211507318U - Heat dissipation device of dry-type transformer

Info

Publication number: CN211507318U
Application number: CN202020471210.XU
Authority: CN
Inventors: 陆春生
Original assignee: Jiangsu Dingxin Electric Co
Current assignee: Jiangsu Dingxin Electric Co
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-09-15
Anticipated expiration: 2030-04-02

Abstract

The utility model belongs to the technical field of transformers, and particularly discloses a dry-type transformer heat dissipation device, which comprises a box body and a dry-type transformer body; the dry type transformer body is arranged in the box body; the top of the box body is fixedly connected with a pipeline which is communicated up and down, a heat dissipation fan is fixedly arranged in the pipeline through a fixed rod, bearing plates are symmetrically and fixedly connected to the inner wall of the pipeline, and a filter screen plate is arranged on each bearing plate; the inner wall of the pipeline is symmetrically and fixedly connected with fixing cylinders which are communicated up and down above the filter screen plate, the internal threads of the fixing cylinders are connected with lead screws, two ends of each lead screw extend to the outside of the fixing cylinder, the upper end of each lead screw is fixedly connected with a rotating handle, and the bottom end of each lead screw is fixedly connected with a pressing plate for fixing the filter screen plate; a shielding cover is arranged above the pipeline, and both sides of the bottom of the shielding cover are fixedly connected with the pipeline through adjusting mechanisms; the top of the box body is provided with a through hole communicated with the pipeline, and the bottom of the box body is provided with a moving mechanism; the utility model discloses the radiating effect is good, is convenient for carry out the dismouting to filtering the otter board.

Description

Heat dissipation device of dry-type transformer

Technical Field

The utility model relates to a transformer technical field specifically is a dry-type transformer heat abstractor.

Background

Dry-type transformers are widely used in local lighting, high-rise buildings, airports, wharf CNC machines and other places, and simply, dry-type transformers refer to transformers in which iron cores and windings are not immersed in insulating oil. The cooling method is 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 the rated capacity. When forced air cooling is carried out, the output capacity of the transformer can be improved by 50 percent. The device is suitable for intermittent overload operation or emergency accident overload operation; because the load loss and the impedance voltage amplification are large during overload and the device is in a non-economic operation state, the device is not required to be in continuous overload operation for a long time. The dry-type transformer can produce a large amount of heats at the working process, in order to guarantee life, the heat of must timely discharge, current heat abstractor, the radiating effect is not good, and simultaneously, external dust easily enters into the box.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry-type transformer heat abstractor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dry-type transformer heat dissipation device comprises a box body and a dry-type transformer body; the dry-type transformer body is fixedly arranged in the box body through a fixing frame; the top of the box body is fixedly connected with a pipeline which is communicated up and down, a heat dissipation fan is fixedly arranged in the pipeline through a fixed rod, bearing plates are symmetrically and fixedly connected above the heat dissipation fan on the inner wall of the pipeline, and a filter screen plate is arranged on each bearing plate; the inner wall of the pipeline is symmetrically and fixedly connected with fixing cylinders which are communicated up and down above the filter screen plate, the fixing cylinders are internally threaded and connected with lead screws, two ends of each lead screw extend to the outside of each fixing cylinder, the upper ends of the lead screws are fixedly connected with rotating handles, and the bottom ends of the lead screws are fixedly connected with pressing plates for fixing the filter screen plate; a shielding cover is arranged above the pipeline, and two sides of the bottom of the shielding cover are fixedly connected with the pipeline through adjusting mechanisms; the top of the box body is provided with a through hole communicated with the pipeline, and the bottom of the box body is provided with a moving mechanism.

Preferably, the shielding cover is an inverted V-shaped mechanism.

Preferably, the adjusting mechanism comprises a first sleeve fixedly connected with the shielding cover, a supporting rod is connected in the first sleeve in a sliding manner, and the bottom end of the supporting rod extends to the outside of the first sleeve and is fixedly connected with the pipeline through a transverse plate; one side rigid coupling of first sleeve has the connecting plate, and fixed mounting has the cylinder between connecting plate and the diaphragm.

Preferably, the moving mechanism comprises a second sleeve fixedly connected with the box body, a rubber layer is fixedly connected to the top of an inner cavity of the second sleeve, a vertical rod is fixedly connected to the bottom of the rubber layer, and the bottom end of the vertical rod extends to the outside of the second sleeve and is provided with a moving wheel.

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

1. the utility model discloses a be equipped with through-hole, pipeline and heat dissipation fan, can lead away the heat that produces when the box internal dry-type transformer moves fast, the radiating effect is good for dry-type transformer is difficult to damage because of high temperature.

2. The utility model discloses a be equipped with loading board, filter plate, solid fixed cylinder, lead screw, rotatory handle and clamp plate, can prevent external dust to get into in the box, simultaneously, filter plate dismantles fixed convenience, is convenient for clear up, change filter plate, avoids filtering the scattering and disappearing of heat in the filter plate influences the box because of the dust blocks up.

3. The utility model can prevent external rainwater from entering the box body through the pipeline by arranging the shielding cover; through being equipped with first sleeve, bracing piece, connecting plate and cylinder, can adjust the height of cover, be convenient for install the dismantlement to filtering screen plate.

4. The utility model is provided with the moving wheels, which is convenient for moving the device and using; through be equipped with the rubber layer in the second sleeve, have the shock attenuation effect, avoid the dry-type transformer in the box to damage because of the vibrations power is too big.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the local enlarged structure of the present invention.

In the figure: 1. a box body; 2. a dry-type transformer body; 3. a fixed mount; 4. a pipeline; 5. a heat dissipation fan; 6. a carrier plate; 7. a filter screen plate; 8. a fixed cylinder; 9. a screw rod; 10. rotating the handle; 11. pressing a plate; 12. a shield cover; 13. a through hole; 14. a first sleeve; 15. a support bar; 16. a transverse plate; 17. a cylinder; 18. a second sleeve; 19. a rubber layer; 20. a vertical rod; 21. a moving wheel; 22. a connecting plate.

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. 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 "vertical", "upper", "lower", "horizontal", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a dry-type transformer heat abstractor, including container body 1 and dry-type transformer body 2; the dry-type transformer body 2 is fixedly arranged in the box body 1 through a fixing frame 3; the top of the box body 1 is fixedly connected with a pipeline 4 which is communicated up and down, a heat dissipation fan 5 is fixedly arranged in the pipeline 4 through a fixed rod, bearing plates 6 are symmetrically and fixedly connected above the heat dissipation fan 5 on the inner wall of the pipeline 4, and a filter screen plate 7 is arranged on the bearing plates 6; fixed cylinders 8 which are communicated up and down are symmetrically and fixedly connected on the upper part of the filter screen plate 7 on the inner wall of the pipeline 4, screw rods 9 are connected with the internal threads of the fixed cylinders 8, two ends of each screw rod 9 extend to the outside of the fixed cylinder 8, the upper end of each screw rod is fixedly connected with a rotating handle 10, and the bottom end of each screw rod is fixedly connected with a pressing plate 11 for fixing the filter screen plate 7; a shielding cover 12 is arranged above the pipeline 4, and both sides of the bottom of the shielding cover 12 are fixedly connected with the pipeline 4 through adjusting mechanisms; the top of the box body 1 is provided with a through hole 13 communicated with the pipeline 4, and the bottom of the box body 1 is provided with a moving mechanism.

Further, the shielding cover 12 is an inverted "V" shaped mechanism.

Further, the adjusting mechanism comprises a first sleeve 14 fixedly connected with the shielding cover 12, a support rod 15 is slidably connected in the first sleeve 14, and the bottom end of the support rod 15 extends to the outside of the first sleeve 14 and is fixedly connected with the pipeline 4 through a transverse plate 16; one side of the first sleeve 14 is fixedly connected with a connecting plate 22, and an air cylinder 17 is fixedly arranged between the connecting plate 22 and the transverse plate 16.

Further, the moving mechanism comprises a second sleeve 18 fixedly connected with the box body 1, a rubber layer 19 is fixedly connected to the top of an inner cavity of the second sleeve 18, a vertical rod 20 is fixedly connected to the bottom of the rubber layer 19, and the bottom end of the vertical rod 20 extends to the outside of the second sleeve 18 and is provided with a moving wheel 21.

The working principle is as follows: when the dry type transformer is used, the heat dissipation fan 5 is started, the heat dissipation fan 5 operates and conducts heat generated by the dry type transformer body 2 in the box body 1 to the outside air through the through hole 13 and the pipeline 4, the heat dissipation effect is good, and the dry type transformer is not easy to damage due to high temperature; the arrangement of the filter screen plate 7 can prevent external dust from entering the box body 1, after the filter screen plate 7 is used for a long time, a lot of dust attached on the filter screen plate 7 is easy to influence the heat dissipation in the box body 1, and the filter screen plate needs to be cleaned or replaced, firstly, the cylinder 17 is started, the piston end of the cylinder 17 drives the connecting plate 22 to move upwards, the connecting plate 22 drives the first sleeve 14 to move upwards to a proper height along the supporting rod 15, the distance between the shielding cover 12 and the pipeline 4 is increased, the space is large, the filter screen plate 7 is convenient to disassemble, when the filter screen plate is disassembled, the rotating handle 10 is held by a hand and rotates, so that the screw rod 9 drives the pressing plate 11 to move upwards to release the fixation of the filter screen plate 7, and after the release, the filter screen plate 7 is lifted upwards in an inclined way, the disassembly process is further completed, the operation is simple, the filter screen plate 7 is convenient to clean and replace, and the influence of the filter screen plate 7 on the dissipation of heat in the box body due to dust blockage is avoided; the bottom of the box body 1 is provided with a moving wheel 21 which is convenient for moving the device, the use is convenient, the rubber layer 19 is arranged in the second sleeve 18, the shock absorption effect is achieved, and the dry-type transformer in the box body 1 is prevented from being damaged due to overlarge shock force.

It is worth noting that: whole device realizes controlling it through total control button, because the equipment that control button matches is equipment commonly used, belongs to current mature technique, no longer gives unnecessary details its electric connection relation and specific circuit structure again.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dry-type transformer heat abstractor is characterized by comprising a box body (1) and a dry-type transformer body (2); the dry-type transformer body (2) is fixedly arranged in the box body (1) through a fixing frame (3); the top of the box body (1) is fixedly connected with a pipeline (4) which is communicated up and down, a heat dissipation fan (5) is fixedly installed inside the pipeline (4) through a fixed rod, bearing plates (6) are symmetrically and fixedly connected above the heat dissipation fan (5) on the inner wall of the pipeline (4), and a filter screen plate (7) is placed on the bearing plates (6); fixed cylinders (8) which are communicated up and down are symmetrically and fixedly connected on the upper part of the filter screen plate (7) on the inner wall of the pipeline (4), a screw rod (9) is connected with an internal thread of the fixed cylinder (8), two ends of the screw rod (9) extend to the outside of the fixed cylinder (8), the upper end of the screw rod is fixedly connected with a rotating handle (10), and the bottom end of the screw rod is fixedly connected with a pressing plate (11) used for fixing the filter screen plate (7); a shielding cover (12) is arranged above the pipeline (4), and two sides of the bottom of the shielding cover (12) are fixedly connected with the pipeline (4) through adjusting mechanisms; the top of the box body (1) is provided with a through hole (13) communicated with the pipeline (4), and the bottom of the box body (1) is provided with a moving mechanism.

2. A dry-type transformer heat sink as recited in claim 1, wherein: the shielding cover (12) is an inverted V-shaped mechanism.

3. A dry-type transformer heat sink as recited in claim 1, wherein: the adjusting mechanism comprises a first sleeve (14) fixedly connected with the shielding cover (12), a supporting rod (15) is connected in the first sleeve (14) in a sliding mode, and the bottom end of the supporting rod (15) extends to the outside of the first sleeve (14) and is fixedly connected with the pipeline (4) through a transverse plate (16); one side of the first sleeve (14) is fixedly connected with a connecting plate (22), and a cylinder (17) is fixedly arranged between the connecting plate (22) and the transverse plate (16).

4. A dry-type transformer heat sink as recited in claim 1, wherein: the moving mechanism comprises a second sleeve (18) fixedly connected with the box body (1), the top of an inner cavity of the second sleeve (18) is fixedly connected with a rubber layer (19), the bottom of the rubber layer (19) is fixedly connected with a vertical rod (20), and the bottom end of the vertical rod (20) extends to the outside of the second sleeve (18) and is provided with a moving wheel (21).