CN212257115U - Dry-type transformer with drawer type air cooling equipment - Google Patents

Abstract

The utility model relates to a dry-type transformer with drawer type forced air cooling equipment, including dry-type transformer, transformer housing and cooling blower, still include the fan support, the fan support is followed dry-type transformer fixes in transformer housing, the fan support includes vertical support, movable bottom plate and gas vaulting pole, vertical support is fixed on transformer housing's bottom plate, the gas vaulting pole sets up on vertical support, movable bottom plate sets up on the gas vaulting pole, cooling blower sets up on movable bottom plate, the gas vaulting pole drives cooling blower business turn over transformer housing. The utility model discloses a can satisfy under the circumstances that does not have a power failure after the transformer is put into operation and compromise the electricity distribution room maintenance space limited, overhaul and maintain cooling blower.

Description

Dry-type transformer with drawer type air cooling equipment

Technical Field

The utility model belongs to the technical field of the transformer, in particular to dry-type transformer with drawer type forced air cooling equipment.

Background

The transformer is an important device in a power system, the operation of the transformer affects the operation of the whole power system, and the stability and the reliability of the transformer are particularly important in the design, the production and the use processes of the transformer, so the design of a heat dissipation part of the transformer is important.

With the rapid development of national economy, the demand for electricity is higher and higher, and the requirements for the use of transformers are higher and higher. The dry-type transformer cooling fan is normally installed below the transformer body, only the electrical safety distance is considered for ensuring the design distance of the cooling effect, and the maintenance safety distance of the cooling fan is not considered. Therefore, when the cooling fan breaks down and needs to be maintained, the transformer needs to be maintained and maintained after power failure for ensuring the safety of operators. The transformer is shut down, so that normal production and life of people are directly or indirectly influenced, and great economic loss can be brought to enterprises. Therefore, the drawable installation structure of the cooling fan can meet the requirement of overhauling cooling equipment under the condition that the transformer does not have power failure, and is very necessary and meaningful.

In addition, the overhaul space of the distribution room is limited, only the front side and the rear side of the transformer shell are reserved with the maintenance space, and the high-low voltage cabinets can be installed on the side edges, so that only the front maintenance space and the rear maintenance space can be utilized.

Disclosure of Invention

To foretell problem, the utility model provides a dry-type transformer with drawer type air cooling equipment is convenient for pull out air cooling equipment under the circumstances that the transformer does not have a power failure and overhauls and maintain.

The utility model discloses a following technical scheme realizes:

the utility model provides a dry-type transformer with drawer type forced air cooling equipment, includes dry-type transformer, transformer housing and cooling blower, still includes the fan support, the fan support is followed dry-type transformer fixes in the transformer housing, the fan support includes vertical support, movable bottom plate and gas vaulting pole, vertical support is fixed on the bottom plate of transformer housing, the gas vaulting pole sets up on vertical support, movable bottom plate sets up on the gas vaulting pole, cooling blower sets up on movable bottom plate, the gas vaulting pole drives cooling blower business turn over the transformer housing.

Furthermore, the front side and the rear side of the transformer shell are respectively provided with a sealing plate door which can be turned upwards.

Further, the longitudinal brackets are disposed along the dry type transformer at front and rear sides of the dry type transformer.

Furthermore, a transverse support is arranged on the movable bottom plate, and the cooling fan is arranged on the transverse support.

Furthermore, the movable bottom plate comprises a plurality of blocks, each block corresponds to one cooling fan, and at least two air supporting rods are arranged on the lower side of the movable bottom plate.

The air supporting rod is further characterized by comprising a core rod and a sleeve rod, the sleeve rod is sleeved on the outer side of the core rod (3-4-1), and a pressing plate is arranged at the end part of the sleeve rod.

Furthermore, the gas supporting rod is arranged on the longitudinal support through a fixing piece, the fixing piece comprises a fixing support and a half-support, the fixing support fixes the end part of the core rod of the gas supporting rod, the half-support supports the sleeve rod from the lower side of the sleeve rod, and the sleeve rod freely moves on the half-support.

Further, the semi-support is a semi-circular support.

The utility model has the advantages that:

the utility model provides a pair of dry-type transformer with drawer type forced air cooling equipment satisfies under the circumstances that the transformer was put into operation not having a power failure and compromise the distribution room maintenance space limited, overhauls cooling blower.

Drawings

Fig. 1 is a front view of a dry-type transformer of the present invention;

fig. 2 is a side view of a dry-type transformer of the present invention;

FIG. 3 is a schematic view of the installation distribution of the cooling fan of the present invention;

fig. 4 is a top view of the single-sided blower bracket of the present invention when not deployed;

fig. 5 is a top view of the single-sided blower bracket according to the present invention after being unfolded;

fig. 6 is a side view of the single-sided blower of the present invention when not deployed;

fig. 7 is a side view of the single-sided blower of the present invention after deployment;

in the figure: 1. a panel door; 2. a cooling fan; 3. a fan bracket; 3-1, longitudinal support; 3-2, a movable bottom plate; 3-3, a transverse bracket; 3-4, a gas strut; 3-4-1, core bar; 3-4-2, a loop bar; 3-5, fixing and supporting; 3-6, supporting by a half support; 3-7, pressing the board; 4. a dry-type transformer; 5. a transformer housing.

Detailed Description

The preferred embodiments of the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 7, a dry type transformer with drawer type air cooling equipment includes a dry type transformer 4, a transformer housing 5 and a plurality of cooling fans 2, wherein the dry type transformer 4 is disposed in the center of the transformer housing 5, the front side of the dry type transformer 4 is a low voltage side, the rear side is a high voltage side, and the plurality of cooling fans 2 are disposed on the front side and the rear side of the dry type transformer 4 through fan brackets 3, respectively, and are symmetrically disposed. As shown in fig. 3, there are 6 cooling fans 2, which are symmetrically arranged on the front and rear sides of the dry-type transformer 4.

The front side and the rear side of the transformer shell 5 are respectively provided with a flap door 1 which can be turned upwards, the flap door 1 is opened, and the cooling fan 2 can enter and exit the transformer shell 5.

The fan bracket 3 is a drawer type fan bracket 3 and comprises a longitudinal bracket 3-1, a movable bottom plate 3-2, a transverse bracket 3-3, an air supporting rod 3-4, a fixed support 3-5 and a half-support 3-6; wherein, the longitudinal support 3-1 is arranged at the front side and the rear side of the dry-type transformer 4 and fixed at the bottom of the transformer shell 5 along the transformer; the air supporting rod 3-4 can be specially customized according to the common air supporting rod 3-4 in the prior art and comprises a core rod 3-4-1 and a sleeve rod 3-4-2, the sleeve rod 3-4-2 is sleeved outside the core rod 3-4-1, a pressing plate 3-7 is arranged at the end part of the sleeve rod 3-4-2, the pressing plate 3-7 is pressed once, the sleeve rod 3-4-2 extends out in the direction far away from the core rod 3-4-1, and the sleeve rod 3-4-2 retracts again after being pressed once; the fixed support 3-5 and the half-support 3-6 are respectively fixed on the longitudinal support 3-1, the fixed support 3-5 fixes the end part of the core rod 3-4-1, the half-support 3-6 is a semicircular support, and the loop rod 3-4-2 is supported from the lower side of the loop rod 3-4-2, so that the loop rod 3-4-2 can freely move on the half-support 3-6. The transverse brackets 3-3 are fixed on the loop bars 3-4-2, the gas strut bars 3-4 are grouped in pairs, each group is correspondingly fixed with one transverse bracket 3-3, and each transverse bracket 3-3 is correspondingly fixed with one cooling fan 2. Thereby, the cooling fan 2 is mounted on the fan mount 3.

When the cooling fan 2 needs to be overhauled and maintained, the cooling fan 2 is only needed to be powered off, the sealing plate door 1 at the lower part of the transformer shell is opened, a tool is used for pressing the pressing plate 3-7 at the end part of the loop bar 3-4-2 of the air supporting bar 3-4, the loop bar 3-4-2 is slowly and automatically pushed out, so that the cooling fan 2 is driven to move to the transformer shell 5, after the overhaul is finished, the pressing plate 3-7 is pressed again, the loop bar 3-4-2 retracts, and the cooling fan 2 is driven to reset. And need overhaul which cooling blower 2, just can pull out which, and is more convenient, satisfies the operation of safe operation maintenance.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (8)

1. The dry-type transformer with the drawer-type air cooling equipment comprises a dry-type transformer (4), a transformer shell (5) and a cooling fan (2), and is characterized by further comprising a fan support (3), wherein the fan support (3) is fixed in the transformer shell (5) along the dry-type transformer (4), the fan support (3) comprises a longitudinal support (3-1), a movable bottom plate (3-2) and an air supporting rod (3-4), the longitudinal support (3-1) is fixed on the bottom plate of the transformer shell (5), the air supporting rod (3-4) is arranged on the longitudinal support (3-1), the movable bottom plate (3-2) is arranged on the air supporting rod (3-4), the cooling fan (2) is arranged on the movable bottom plate (3-2), and the air supporting rod (3-4) drives the cooling fan (2) to enter and exit the transformer shell (5) .

2. The dry-type transformer with drawer type air cooling equipment as claimed in claim 1, wherein the transformer casing (5) is provided with flap doors (1) which can be turned up at the front and rear sides thereof, respectively.

3. The dry transformer with drawer type air cooling equipment as claimed in claim 1, wherein the longitudinal bracket (3-1) is disposed along the dry transformer (4) at the front and rear sides of the dry transformer (4).

4. The dry transformer with drawer type air cooling equipment as claimed in claim 1, wherein a lateral bracket (3-3) is provided on the movable floor (3-2), and the cooling fan (2) is provided on the lateral bracket (3-3).

5. The dry-type transformer with drawer type air cooling equipment as claimed in claim 1, wherein the movable bottom plate (3-2) comprises a plurality of blocks, each block corresponds to one cooling fan (2), and at least two air supporting rods (3-4) are arranged at the lower side of the movable bottom plate (3-2).

6. The dry-type transformer with drawer type air cooling equipment according to claim 1, wherein the air stay rod (3-4) comprises a core rod (3-4-1) and a sleeve rod (3-4-2), the sleeve rod (3-4-2) is sleeved outside the core rod (3-4-1), and a pressing plate (3-7) is arranged at the end part of the sleeve rod (3-4-2).

7. The dry transformer with drawer type air cooling equipment according to claim 6, wherein the air stay (3-4) is arranged on the longitudinal support (3-1) by a fixing member, the fixing member comprises a fixing support (3-5) and a half-cradle support (3-6), the fixing support (3-5) fixes the end of the core rod (3-4-1) of the air stay (3-4), and the half-cradle support (3-6) cradles the loop bar (3-4-2) from the lower side of the loop bar (3-4-2), and the loop bar (3-4-2) freely moves on the half-cradle support (3-6).

8. Dry transformer with drawer air cooling according to claim 7 characterized by the semi-cradle support (3-6) is a semi-circular cradle.

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