CN217683805U

CN217683805U - Water-cooled transformer test device using fire hose

Info

Publication number: CN217683805U
Application number: CN202220679685.7U
Authority: CN
Inventors: 李永康; 张丙旭; 李强; 张永刚; 王颖慧; 段欲圆; 杨堉钊; 刘柳; 李培煜; 李瑾晗
Original assignee: Baoding Tianwei Baobian Electric Co Ltd
Current assignee: Baoding Tianwei Baobian Electric Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-10-28
Anticipated expiration: 2032-03-25

Abstract

The utility model belongs to the field of transformer test devices, in particular to a water-cooling transformer test device utilizing a fire hose, which comprises a transformer body and a cooling tower arranged at the side edge of the transformer body, wherein the transformer body is connected with the cooling tower through the fire hose, the end part of the fire hose is fixed with a first connecting flange, the surface of the transformer body is fixed with a second connecting flange, the first connecting flange is connected with the second connecting flange through bolts, the outer surfaces of the first connecting flange and the second connecting flange are fixed with mounting clamping blocks, the surface sleeves of the first connecting flange and the second connecting flange are provided with fixing buckles, and the mounting clamping blocks are connected with the fixing buckles through fixing bolts; can carry on spacingly to flange, no. two flanges, rock the influence to flange, no. two flanges when reducing the water delivery, avoid causing the influence to the leakproofness in waterproof area, prevent the phenomenon of leaking.

Description

Water-cooled transformer test device using fire hose

Technical Field

The utility model relates to a transformer test device field specifically is an utilize water-cooling transformer test device of fire hose.

Background

With the increasing and increasingly widespread networking of domestic power systems, larger water-cooled transformers need to be developed, and water-cooled tests need to be carried out on the water-cooled transformers when the water-cooled transformers are used.

When the transformer is subjected to a water-cooling test, the water-cooling transformer is connected with a cooling water tower in a fire hose, the fire hose is connected with the water-cooling transformer by a flange, and when the cooling water tower conveys water, a shaking phenomenon can occur, so that the flanges are easy to loosen, and the sealing property between the fire hose and the water-cooling transformer is influenced; therefore, a water-cooled transformer test device using the fire hose is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate the not enough of prior art, solve the problem that provides in the above-mentioned background art, the utility model provides an utilize water-cooling transformer test device of fire hose.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a water-cooling transformer test device utilizing fire hose, including transformer body and the cooling tower of setting at the transformer body side, be connected through the fire hose between transformer body and the cooling tower, the tip of fire hose is fixed with flange one number, the surface of transformer body is fixed with flange two numbers, pass through bolted connection between flange one number and the flange two numbers, the surface mounting fixture block of flange one number, flange two numbers, the surface cover of flange one number and flange two numbers is equipped with fixed buckle, the inside of mounting fixture block is embedded to fixed buckle, pass through fixing bolt connection between mounting fixture block and the fixed buckle; can carry on spacingly to flange, no. two flanges, rock the influence to flange, no. two flanges when reducing the water delivery, avoid causing the influence to the leakproofness in waterproof area, prevent the phenomenon of leaking.

Preferably, a fixed groove is formed in the surface of the fixed buckle, a fixed column is arranged inside the fixed groove, a fixed spring is sleeved on the surface of the fixed column, a connecting groove is formed in the inner wall of the fixed buckle, and the fixed column is matched with the connecting groove; can further improve fixed effect, and then improve the fastness between a flange and No. two flanges.

Preferably, the inner wall of the connecting groove is fixed with elastic sheets, the elastic sheets are symmetrically arranged inside the connecting groove, and the elastic sheets are elastic metal sheets; can increase the frictional force between fixed column and the fixed buckle through the flexure strip, and then can improve fixed effect.

Preferably, the inner wall of the fixed buckle is embedded with a buffer air bag, the buffer air bag is fixedly connected with the fixed buckle, and the buffer air bags are symmetrically arranged on the inner wall of the fixed buckle; the force applied to the first connecting flange and the second connecting flange can be buffered through the buffering air bags, and therefore fixing can be firmer.

Preferably, a connecting pipe is fixed at the end part of the first connecting flange, a sealing ring is fixed at the end part of the connecting pipe, a supporting ring is fixed on the inner wall of the second connecting flange, an extrusion ring is installed on the surface of the supporting ring, and the supporting ring is connected with the extrusion ring through a reinforcing spring; utilize the characteristic of reinforcing spring to make extrusion ring kick-back to can make extrusion ring and sealing washer inseparabler contact, and then can improve sealed effect.

Preferably, the reinforcing springs are arranged in an annular array in the supporting ring; the reinforcing springs arranged in the annular array enable the pressure on the extrusion ring to be more uniform, so that the sealing ring can be uniformly stressed, and the sealing effect is improved.

Preferably, a first sealing air bag is embedded in the surface of the extrusion ring, the first sealing air bag is fixedly connected with the extrusion ring, and the surface of the first sealing air bag is contacted with the surface of the sealing ring; through the sealed gasbag of extrusion, make a sealed gasbag and sealing washer contact, and then can further improve sealed effect.

Preferably, a contact ring is fixed on the inner wall of the first connecting flange, a second sealing air bag is embedded on the inner wall of the second connecting flange, the second connecting flange is fixedly connected with the second sealing air bag, and the contact ring is correspondingly connected with the second sealing air bag; the second sealing air bag is extruded through the abutting ring, and the sealing performance between the fire hose and the transformer body can be further improved.

The utility model discloses an useful part lies in:

1. the utility model discloses a be connected fixed buckle and flange, flange No. two to carry on spacingly to flange No. one, flange No. two, and make fixed buckle imbed the inside of installation fixture block, then fix the fixed buckle with fixing bolt, accomplish the installation of fire hose, can carry on spacingly to flange No. one, flange No. two, rock the influence to flange No. one, flange No. two when reducing the water delivery, avoid causing the influence to the leakproofness of waterproof area, prevent to appear leaking the phenomenon;

2. the utility model discloses a tip of connecting pipe contacts and causes the extrusion to the extrusion ring to cause the extrusion to reinforcing spring, utilize reinforcing spring's characteristic to make the extrusion ring kick-back, thereby can make the extrusion ring contact inseparabler with the sealing washer, and then can improve sealed effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a perspective view of a transformer according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the transformer and the fire hose of the first embodiment;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a side view of a first attachment flange of the first embodiment;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

FIG. 6 is an enlarged view of a portion of FIG. 2 at C;

FIG. 7 is an enlarged view of a portion of FIG. 2 at D;

fig. 8 is a cross-sectional view of the pressing ring and the limiting post according to the second embodiment.

In the figure: 1. a transformer body; 2. a cooling water tower; 3. a fire hose; 4. a first connecting flange; 5. a second connecting flange; 6. mounting a clamping block; 7. fixing a buckle; 8. fixing the bolt; 9. fixing grooves; 10. Fixing a column; 11. fixing the spring; 12. connecting grooves; 13. an elastic sheet; 14. a buffer air bag; 15. a connecting pipe; 16. a seal ring; 17. a support ring; 18. an extrusion ring; 19. reinforcing the spring; 20. a first sealing air bag; 21. a contact ring; 22. a second sealed air bag; 23. a limiting column.

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 efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-7, a water-cooled transformer test device using a fire hose 3 includes a transformer body 1 and a cooling tower 2 disposed at a side of the transformer body 1, the transformer body 1 is connected with the cooling tower 2 through the fire hose 3, a first connecting flange 4 is fixed at an end of the fire hose 3, a second connecting flange 5 is fixed on a surface of the transformer body 1, the first connecting flange 4 is connected with the second connecting flange 5 through bolts, mounting clips 6 are fixed on outer surfaces of the first connecting flange 4 and the second connecting flange 5, fixing clips 7 are sleeved on surfaces of the first connecting flange 4 and the second connecting flange 5, the fixing clips 7 are embedded into the mounting clips 6, and the mounting clips 6 are connected with the fixing clips 7 through fixing bolts 8; before the experiment, need be connected fire hose 3 with transformer body 1, no. 4 flange of 3 tip of fire hose are connected with No. 5 corresponding connections flange on transformer body 1 surface earlier, and utilize the bolt to fix, then with No. 4 flange of fixed buckle 7, no. 5 flange is connected, thereby to No. 4 flange, no. 5 flange is spacing, and make 7 embedding of fixed buckle install the inside of fixture block 6, then fix 7 buckle 7 utilizing fixing bolt 8, accomplish the installation of fire hose 3, can be to No. 4 flange, no. 5 flange is spacing, rock the influence to No. 4 flange, no. 5 flange when reducing the water delivery, avoid causing the influence to the leakproofness of waterproof area 3, prevent the phenomenon of leaking.

A fixed groove 9 is formed in the surface of the fixed buckle 7, a fixed column 10 is arranged inside the fixed groove 9, a fixed spring 11 is sleeved on the surface of the fixed column 10, a connecting groove 12 is formed in the inner wall of the fixed buckle 7, and the fixed column 10 is matched with the connecting groove 12; install fixed buckle 7 when installing inside installation fixture block 6, drag earlier fixed column 10 to extrude fixing spring 11, then with the inside of fixed buckle 7 embedding installation fixture block 6, then loose fixed column 10, utilize fixing spring 11's characteristic to fix fixed buckle 7, can further improve fixed effect, and then improve the fastness between flange 4 and No. two flange 5.

The inner wall of the connecting groove 12 is fixed with elastic sheets 13, the elastic sheets 13 are symmetrically arranged inside the connecting groove 12, and the elastic sheets 13 are elastic metal sheets; when utilizing fixed column 10 further spacing to fixed buckle 7, can extrude flexure strip 13, can increase the frictional force between fixed column 10 and the fixed buckle 7 through flexure strip 13, and then can improve fixed effect.

The inner wall of the fixed buckle 7 is embedded with a buffer air bag 14, the buffer air bag 14 is fixedly connected with the fixed buckle 7, and the buffer air bags 14 are symmetrically arranged on the inner wall of the fixed buckle 7; when utilizing fixed buckle 7 to carry out spacing fixed to flange 4, no. two flange 5, two sets of buffering gasbags 14 can contact with flange 4, no. two exercise level flanges respectively, can cushion the power that flange 4, no. two flange 5 received through buffering gasbag 14, and then can make fixed more firm.

A connecting pipe 15 is fixed at the end of the first connecting flange 4, a sealing ring 16 is fixed at the end of the connecting pipe 15, a supporting ring 17 is fixed on the inner wall of the second connecting flange 5, an extrusion ring 18 is installed on the surface of the supporting ring 17, and the supporting ring 17 is connected with the extrusion ring 18 through a reinforcing spring 19; when installing waterproof area 3, with a flange 4 and No. two corresponding connections of flange 5, the tip of connecting pipe 15 can contact with extrusion ring 18 this moment and cause the extrusion to extrusion ring 18 to lead to the fact the extrusion to reinforcing spring 19, utilize reinforcing spring 19's characteristic to make extrusion ring 18 kick-back, thereby can make

extrusion ring

18 and 16 inseparabler contacts of sealing washer, and then can improve sealed effect.

The reinforcing springs 19 are arranged in an annular array inside the supporting ring 17; the reinforcing springs 19 arranged in the annular array enable the pressure on the extrusion ring 18 to be more uniform, so that the sealing ring 16 can be uniformly stressed, and the sealing effect is improved.

A first sealing air bag 20 is embedded in the surface of the extrusion ring 18, the first sealing air bag 20 is fixedly connected with the extrusion ring 18, and the surface of the first sealing air bag 20 is in contact with the surface of the sealing ring 16; when the connection pipe 15 extrudes the extrusion ring 18, the first sealing air bag 20 is extruded, so that the first sealing air bag 20 is in contact with the sealing ring 16, and the sealing effect can be further improved.

A contact ring 21 is fixed on the inner wall of the first connecting flange 4, a second sealing air bag 22 is embedded on the inner wall of the second connecting flange 5, the second connecting flange 5 is fixedly connected with the second sealing air bag 22, and the contact ring 21 is correspondingly connected with the second sealing air bag 22; when being connected No. 4 flange with No. two flange 5, the contact ring 21 extrudees No. two sealed gasbags 22, then utilizes the bolt to fix a flange and No. two flanges, extrudees No. two sealed gasbags 22 through contact ring 21, can further improve the leakproofness between fire hose 3 and the transformer body 1.

Example two:

referring to fig. 8, as another embodiment of the present invention, in a first comparative example, a limiting column 23 is fixed on an inner wall of the extrusion ring 18, and the limiting columns 23 are located on the inner wall of the limiting ring and arranged in a buffer array; when the extrusion ring 18 is extruded, the limiting columns 23 can be in contact with the inner wall of the support ring 17, so that the extrusion ring 18 can be limited, and the reinforcing spring 19 is prevented from being damaged when the extrusion force is large.

The theory of operation, before carrying out the experiment, need be connected fire hose 3 with transformer body 1, no. 4 flange of 3 tip of fire hose is connected with No. two flange 5 on transformer body 1 surface correspondingly earlier, the tip of connecting pipe 15 can contact with extrusion ring 18 and cause the extrusion to extrusion ring 18 this moment, thereby cause the extrusion to reinforcing spring 19, utilize the characteristic of reinforcing spring 19 to make extrusion ring 18 kick-back, thereby can make the inseparabler contact of a sealed gasbag 20 on extrusion ring 18 surface and sealing washer 16, and then can improve sealed effect, and utilize the bolt to fix, then draw earlier fixed column 10, thereby extrude fixed spring 11, then with the inside of fixed buckle 7 embedding installation anchor block 6, then loose fixed column 10, utilize the characteristic of fixed spring 11 to fix fixed buckle 7, can further improve fixed effect, then utilize fixing bolt 8 to fix fixed buckle 7, accomplish the installation of fire hose buckle 3, can be to No. 4 flange 5, no. two flange 5 carry out spacing, rock when reducing water, no. 4 flange 3 prevents that the influence of waterproof flange influences, the sealed influence of No. 3 that the water leakage appears.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides an utilize water-cooling transformer test device of fire hose which characterized in that: the transformer comprises a transformer body (1) and a cooling tower (2) arranged on the side edge of the transformer body (1), wherein the transformer body (1) is connected with the cooling tower (2) through a fire hose (3), the end part of the fire hose (3) is fixedly provided with a first connecting flange (4), the surface of the transformer body (1) is fixedly provided with a second connecting flange (5), the first connecting flange (4) is connected with the second connecting flange (5) through bolts, the outer surfaces of the first connecting flange (4) and the second connecting flange (5) are fixedly provided with installation clamping blocks (6), the surfaces of the first connecting flange (4) and the second connecting flange (5) are sleeved with fixing buckles (7), the fixing buckles (7) are embedded into the installation clamping blocks (6), and the installation clamping blocks (6) are connected with the fixing buckles (7) through fixing bolts (8).

2. The water-cooled transformer testing device using the fire hose according to claim 1, characterized in that: fixed slot (9) have been seted up on the surface of fixed buckle (7), fixed slot (9) inside is provided with fixed column (10), the surface cover of fixed column (10) is equipped with fixed spring (11), spread groove (12) have been seted up to the inner wall of fixed buckle (7), fixed column (10) and spread groove (12) looks adaptation.

3. The water-cooled transformer testing device using the fire hose according to claim 2, wherein: the inner wall of spread groove (12) is fixed with flexure strip (13), flexure strip (13) are located the inside of spread groove (12) and are the symmetry and arrange, flexure strip (13) are elastic metal piece.

4. The water-cooled transformer testing device using the fire hose according to claim 1, characterized in that: buffer air bag (14) have been inlayed to the inner wall of fixed buckle (7), be fixed connection between buffer air bag (14) and fixed buckle (7), the inner wall that buffer air bag (14) are located fixed buckle (7) is the symmetry and arranges.

5. The water-cooled transformer testing device using the fire hose according to claim 1, wherein: the end fixing of a flange (4) has connecting pipe (15), the end fixing of connecting pipe (15) has sealing washer (16), the inner wall of No. two flange (5) is fixed with support ring (17), the surface mounting of support ring (17) has extrusion ring (18), be connected through reinforcing spring (19) between support ring (17) and extrusion ring (18).

6. The water-cooled transformer testing device using the fire hose according to claim 5, wherein: the reinforcing springs (19) are arranged in an annular array inside the support ring (17).

7. The water-cooled transformer testing device using the fire hose according to claim 5, wherein: a first sealing air bag (20) is embedded in the surface of the extrusion ring (18), the first sealing air bag (20) is fixedly connected with the extrusion ring (18), and the surface of the first sealing air bag (20) is in contact with the surface of the sealing ring (16).

8. The water-cooled transformer testing device using the fire hose according to claim 1, wherein: the inner wall of a flange (4) is fixed with conflict ring (21), no. two sealed gasbag (22) have been inlayed to the inner wall of No. two flange (5), be fixed connection between No. two flange (5) and No. two sealed gasbag (22), it is connected with No. two sealed gasbag (22) corresponding to touch ring (21).