CN215578094U

CN215578094U - Transformer respirator

Info

Publication number: CN215578094U
Application number: CN202121177209.7U
Authority: CN
Inventors: 吴娜; 杨东斌
Original assignee: Dengzhou Power Supply Co Of State Grid Henan Electric Power Co
Current assignee: Dengzhou Power Supply Co Of State Grid Henan Electric Power Co
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-18
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to a transformer respirator, which comprises a glass cylinder, an oil sealing cup and a connecting seat, wherein the upper end of the glass cylinder is connected with a flange, the lower end of the glass cylinder is connected with the connecting seat, the lower end of the connecting seat is connected with the oil sealing cup, the upper part and the lower part of the glass cylinder are conical, a first silica gel filling port is formed in the upper part of the glass cylinder, a second silica gel discharging port is formed in the lower part of the glass cylinder, an inclined annular flange is arranged on the inner surface of the middle part of the glass cylinder, a partition plate is loaded on the flange, a pull ring is fixed in the center of the upper surface of the partition plate, a first silica gel discharging port is formed in the outer wall of the glass cylinder above the lowest point of the flange, a second silica gel filling port is formed in the outer wall of the glass cylinder below the highest point of the flange, a first sealing cover is installed on the second silica gel discharging port, a push-pull piece is fixed in the center of the inner surface of the first sealing cover, and the push-pull piece comprises a rod body and a triangular block fixed at one end of the rod body. The silica gel replacement device is simple in structure, convenient for replacing silica gel, free of dismounting of the respirator and capable of improving replacement efficiency.

Description

Transformer respirator

Technical Field

The utility model relates to the technical field of power transformer respirators, in particular to a transformer respirator.

Background

The transformer breather is also called a transformer moisture absorber or a transformer silica gel tank, and the glass container filled with moisture absorbent materials such as allochroic silica gel and the like is used for absorbing moisture in air entering an oil conservator capsule and a diaphragm, and removing and drying sundries and moisture in air entering the transformer oil conservator capsule due to the change of the temperature of the transformer oil so as to prevent the transformer from being affected with damp and prevent the transformer oil from being corroded by the wet air to reduce the electric strength of the transformer oil. When the transformer breather is disassembled, the bottom oil sealing cup needs to be unscrewed firstly, the connection of the upper oil conservator connecting pipe or the diaphragm rubber pipe is disassembled, the breather is taken down, the breather is disassembled, the inner moisture absorber is led out, and the steps are relatively complex.

Chinese patent with publication number CN205122342U discloses a transformer breathing machine, including the glass jar that is used for storing silica gel, the glass jar be equipped with the shell outward, the upside of glass jar be equipped with into the rubber tube, the shell on corresponding the position punishment of advancing rubber tube and rubber tube out do not opened there is the through-hole, the shell surface be in the drill way periphery of through-hole be equipped with circular shape step, the outer wall of step be equipped with the external screw thread, the step on threaded connection have a lid, the mouth of pipe of advancing rubber tube and rubber tube out sealed by corresponding lid. This transformer breathing machine need not to dismantle parts such as oil cup, alright carry out the injection and the discharge of silica gel through advancing rubber tube and play rubber tube, conveniently change silica gel. However, in order to maintain the tightness of the silica gel in the glass jar, the calibers of the inlet and outlet are usually small, and the silica gel particles may flow out unsmoothly.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide a transformer breather which comprises a glass cylinder, an oil sealing cup and a connecting seat.

Furthermore, the upper end of the glass cylinder is connected with a flange, the lower end of the glass cylinder is connected with a connecting seat, the lower end of the connecting seat is connected with the oil sealing cup, the upper portion and the lower portion of the glass cylinder are conical, a first silica gel filling opening is formed in the upper portion of the glass cylinder, a second silica gel discharging opening is formed in the lower portion of the glass cylinder, an inclined annular flange is arranged on the inner surface of the middle of the glass cylinder, a partition plate is loaded on the flange, a pull ring is fixed in the center of the upper surface of the partition plate, a first silica gel discharging opening is formed in the outer wall of the glass cylinder above the lowest point of the flange, a second silica gel filling opening is formed in the outer wall of the glass cylinder below the highest point of the flange, a first sealing cover is installed on the second silica gel discharging opening, a push-pull piece is fixed in the center of the inner surface of the first sealing cover, and the push-pull piece comprises a rod body and a triangular block fixed at one end of the rod body.

Furthermore, the clapboard is provided with air holes.

Furthermore, the silica gel filling opening and the silica gel discharge opening I are both screwed with a second sealing cover, and a sealing ring is arranged in the second sealing cover.

Further, the connecting seat include the base flange and be equipped with the filter plate of filter pulp, the filter plate on the upper portion of connecting seat.

Further, a rubber layer is covered on the first sealing cover.

Further, the inclination angle of the annular flange is 30-45 degrees.

The utility model has the following positive beneficial effects:

1. the silica gel replacement device is simple in structure, a respirator is not required to be detached, the partition board is obliquely placed to facilitate the silica gel to flow out, the push-pull piece triangular blocks push silica gel particles to facilitate the movement of the silica gel particles, the congestion of the silica gel particles is reduced, the replacement efficiency is improved, the time is saved, the movable partition board is designed, and the installation and the maintenance are convenient.

2. According to the utility model, because the upper layer of silica gel is more easily affected with damp, the frequency of replacing the upper layer of silica gel is higher than that of replacing the lower layer of silica gel, so that the frequency of replacing the lower layer of silica gel can be reduced, and the waste is reduced.

3. The filter plate filled with the filter cotton is beneficial to keeping the interior clean and also prevents liquid in the oil sealing cup from splashing into the glass cylinder to pollute silica gel particles.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the figure: 1. a glass cylinder; 11. a silica gel filling port I; 12. a silica gel discharge port II; 13. a flange; 14. a partition plate; 15. a first silica gel discharge port; 16. a silica gel filling port II; 17. a rod body; 18. a triangular block; 2. sealing the oil cup; 3. a connecting seat; 31. a base flange; 32. filtering the plate; 4. and (4) a flange.

Detailed Description

The utility model will be further illustrated with reference to some specific examples.

Example 1

The utility model provides a technical scheme, and referring to fig. 1, a transformer breather comprises a glass cylinder 1, an oil sealing cup 2 and a connecting seat 3, wherein the upper end of the glass cylinder 1 is connected with a flange 4, the lower end of the glass cylinder is connected with the connecting seat 3, and the lower end of the connecting seat 3 is connected with the oil sealing cup 2. The upper part and the lower part of the glass cylinder 1 are conical, the upper part of the glass cylinder is provided with a first silica gel filling opening 11, and the lower part of the glass cylinder is provided with a second silica gel discharging opening 12. The glass cylinder 1 is provided with an inclined annular flange 13 on the inner surface of its central portion, the flange 13 carrying a spacer 14, the annular flange 13 being inclined at an angle of between 30 ° and 45 °, preferably 30 °. An air hole is formed in the partition plate 14, a pull ring is fixed at the center of the upper surface of the partition plate 14, a first silica gel discharge hole 15 is formed in the outer wall of the glass cylinder 1 above the lowest point of the flange 13, and a second silica gel filling hole 16 is formed in the outer wall of the glass cylinder 1 below the highest point of the flange 13. The first silica gel filling opening 11, the second silica gel filling opening 16 and the first silica gel discharging opening 15 are all screwed with a second sealing cover, and a sealing ring is arranged in the second sealing cover. The first sealing cover is arranged at the second silica gel discharge port 12, and a rubber layer is covered on the first sealing cover. The center of one inner surface of the sealing cover is fixed with a push-pull piece, and the push-pull piece comprises a rod body 17 and a triangular block 18 fixed at one end of the rod body 17. The connecting base 3 comprises a base flange 31 and a filter plate 32 filled with filter cotton, and the filter plate 32 is arranged at the upper part of the connecting base 3. When carrying out glass section of thick bamboo 1 interior upper silica gel and changing, only need open closing cap one, receive the action of gravity silica gel can flow along silica gel discharge gate 15, when silica gel discharge was obstructed, can take out to draw and push away and draw the piece, the triangle piece 18 of the body of rod 17 tip can drive the discharge of silica gel. When the lower layer silica gel is replaced, the sealing cover at the second silica gel discharge port 12 can be opened, and the silica gel can be discharged under the action of gravity. When the dry silica gel needs to be replaced again, the silica gel filling port I11 and the silica gel filling port II 16 can be filled, and the replacement efficiency is improved.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a transformer respirator, includes glass section of thick bamboo (1), oil seal cup (2) and connecting seat (3), its characterized in that: the upper end of the glass cylinder (1) is connected with a flange (4), the lower end of the glass cylinder is connected with a connecting seat (3), the lower end of the connecting seat (3) is connected with the oil sealing cup (2), the upper part and the lower part of the glass cylinder (1) are conical, a silica gel filling port I (11) is arranged at the upper part of the glass cylinder, a silica gel discharge port II (12) is arranged at the lower part of the glass cylinder, an inclined annular flange (13) is arranged on the inner surface of the middle part of the glass cylinder (1), a partition plate (14) is loaded on the flange (13), a pull ring is fixed at the center of the upper surface of the partition plate (14), a silica gel discharge port I (15) is arranged on the outer wall of the glass cylinder (1) above the lowest point of the flange (13), a silica gel filling port II (16) is arranged on the outer wall of the glass cylinder (1) below the flange (13), a sealing cover I is installed at the silica gel discharge port II (12), a push-pull piece is fixed at the center of the inner surface of the sealing cover I, the push-pull piece comprises a rod body (17) and a triangular block (18) fixed at one end of the rod body (17).

2. The transformer respirator of claim 1, wherein: the clapboard (14) is provided with air holes.

3. The transformer respirator of claim 1, wherein: the silica gel filling opening I (11), the silica gel filling opening II (16) and the silica gel discharge opening I (15) are all screwed with a sealing cover II, and a sealing ring is arranged in the sealing cover II.

4. The transformer respirator of claim 1, wherein: the connecting seat (3) comprises a base flange (31) and a filter plate (32) filled with filter cotton, and the filter plate (32) is arranged on the upper part of the connecting seat (3).

5. The transformer respirator of claim 1, wherein: the first sealing cover is covered with a rubber layer.

6. The transformer respirator of claim 1, wherein: the inclination angle of the annular flange (13) is 30-45 degrees.