CN217810036U

CN217810036U - Glass fiber cloth gumming device for dry-type air-core reactor

Info

Publication number: CN217810036U
Application number: CN202221636486.4U
Authority: CN
Inventors: 亓磊; 王川; 尹章; 武士龙; 任杰
Original assignee: Shandong Taikai Power Electronic Co ltd
Current assignee: Shandong Taikai Power Electronic Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-15
Anticipated expiration: 2032-06-27

Abstract

The utility model provides a glass silk cloth gumming device for dry-type hollow reactor, which comprises a tank body, the top of the jar body is provided with the opening, just the opening part can be dismantled and be connected with the cover, the cover is used for sealing the jar body, the bottom of internal chamber of jar is provided with empty rubber frame, empty rubber frame is used for placing glass silk cloth, the bottom of the jar body still is provided with the drain hole, the cover is provided with the feed inlet, the feed inlet is provided with the valve with the drain hole, and is used for filling and discharge glue solution respectively, the cover still is provided with the pressure regulating mouth, the pressure regulating mouth is provided with the valve for adjust the internal pressure of sealed back jar. The pressure in the tank body is changed through the pressure regulating port, and the operations of vacuumizing → breaking air → adding positive pressure → breaking air are repeatedly carried out on the air in the tank body, so that the permeability of the glass fiber cloth reaches 100 percent, and the manual glue brushing process is not needed any more.

Description

Glass fiber cloth gumming device for dry-type air-core reactor

Technical Field

The utility model relates to a transformer manufacture equipment technical field specifically is a glass silk cloth gumming device for dry-type air core reactor.

Background

The glass fiber cloth has warp-wise and weft-wise weaving directions, when the glass fiber cloth is wound between layers of the dry-type air reactor for insulation, the longitudinal strength of the encapsulation can be improved, and the purpose of preventing the encapsulation from cracking is achieved; because the glass fiber cloth is compact, the glass fiber cloth is not enough to be completely soaked by 100% under the normal temperature and pressure conditions, and only about 1/3 of the outer layer can be soaked under the normal temperature and pressure conditions at present, as shown in the description of the dry type transposed conductor air reactor of the embedded fiber Bragg grating temperature measurement deformation sensor with the authorization publication number CN103839654B, the glass fiber filled with the glass fiber band and soaked by epoxy resin is required to be used for encapsulating outside the coil of the air reactor, and therefore, the residual 2/3 of the inner layer is required to be manually brushed with glue.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that lacks equipment and replace the manual work to brush the glue for glass silk cloth, the utility model provides a glass silk cloth gumming device for dry-type air core reactor.

The utility model discloses technical scheme as follows:

the utility model provides a glass silk cloth gumming device for dry-type hollow reactor, which comprises a tank body, the top of the jar body is provided with the opening, just the opening part can be dismantled and be connected with the cover, the cover is used for sealing the jar body, the bottom of internal chamber of jar is provided with empty rubber frame, empty rubber frame is used for placing glass silk cloth, the bottom of the jar body still is provided with the drain hole, the cover is provided with the feed inlet, the feed inlet is provided with the valve with the drain hole, and is used for filling and discharge glue solution respectively, the cover still is provided with the pressure regulating mouth, the pressure regulating mouth is provided with the valve for adjust the internal pressure of sealed back jar. Through the mode that changes internal pressure of jar, improve the permeability to the glass silk cloth, and then do not need artifical secondary brush to glue the process.

The concrete structure who adjusts jar body pressure to last pressure regulating mouth does, the pressure regulating mouth includes vacuum mouth, broken empty mouthful and pressure port, the vacuum mouth is connected with the vacuum pump, broken empty mouth and atmosphere intercommunication, the pressure port is connected with air compressor.

In order to conveniently observe the glue feeding amount of the feeding hole, the side wall of the tank body is provided with an observation window, and the observation window is higher than the center of the tank body. The observation window with too low height can not finish the observation work, and the glue solution must be ensured to permeate the glass fiber cloth.

In order to facilitate observation of pressure data in the tank body, the tank cover is provided with a pressure sensor, and the pressure sensor is used for detecting the pressure in the tank body after sealing. The reading can be implemented, and the subsequent operation process is convenient to carry out.

Preferably, the hollow rubber frame is wedge-shaped, and the hollow rubber frame can be detached relative to the tank body. Can be taken out for cleaning after long-time use.

In order to conveniently preserve heat of the glue solution, a heat preservation layer is circumferentially arranged outside the tank body. The appropriate temperature rise can improve the permeability, and then the heat preservation is needed, and the heat preservation layer can be made of polyurethane heat preservation materials.

Preferably, the feed inlet is connected to the gluey pond, the drain hole is provided with filter mechanism and is connected to gluey pond back.

The specific structure for realizing the fixation of the tank cover and the tank body is that the tank cover is fixed with the tank body through a bolt, and a sealing ring is arranged between the tank cover and the tank body.

The beneficial effects of the utility model reside in that: the utility model relates to a glass silk cloth gumming device for dry-type hollow reactor changes the internal pressure of jar through the pressure regulating mouth, carries out evacuation → broken sky → adds malleation → broken sky operation to the internal air of jar repeatedly, makes the saturation of glass silk cloth reach 100% to once the flooding volume is big, and production efficiency is high, can reduce the waste of glue solution, and does not need artifical secondary to mend gluey process.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.

In the drawings:

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side view of the present invention;

the components represented by the reference numerals in the figures are:

1. a tank body; 2. a can cover; 3. a vacuum port; 4. breaking an air gap; 5. a feed inlet; 6. a pressurizing port; 7. a pressure sensor; 8. a nut; 9. fastening a bolt; 10. a seal ring; 11. a heat-insulating layer; 12. a discharging port; 13. Empty rubber frames; 14. a discharge valve; 15. a vacuum pump; 16. an air compressor; 17. a glue pool; 18. an evacuation valve; 19. breaking the air valve; 20. a pressure valve; 21. a feed valve; 22. an observation window; 23. a seal member; 24. and sealing the bolt.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Examples

The glass fiber cloth dipping device for the dry-type air core reactor shown in fig. 1-3 comprises a tank body 1, wherein an opening is arranged above the tank body 1, so that articles can be taken from the tank body 1 through the opening, a tank cover 2 is detachably connected to the opening, and the tank cover 2 is used for sealing the tank body 1.

Further, the specific structure of the tank cover 2 and the tank body 1 is that the tank cover 2 and the tank body 1 are provided with oppositely arranged threaded holes, the tank cover 2 and the tank body 1 can be fixed through bolts and can be detached, and the tank body 1 needs to be pressurized or depressurized in the subsequent process, so that a corresponding sealing structure needs to be provided, that is, a sealing ring 10 is arranged between the tank cover 2 and the tank body 1, and the sealing ring 10 is arranged in a sealing groove between the tank cover 2 and the tank body 1.

On the basis of above-mentioned structure, it is further, the bottom of the 1 inner chamber of the jar body is provided with empty rubber frame 13, empty rubber frame 13 is used for placing glass silk cloth, just empty rubber frame 13 is the wedge, empty rubber frame 13 can be dismantled for jar body 1, can take out and wash to convenient the change, and the existence of empty rubber frame 13 can avoid glass silk cloth and jar body 1 direct contact, but can improve the infiltration rate of glass silk cloth through the area of contact of wedge structure increase glue solution (insulating cement).

After the structure is completed, the following design can be made for the impregnation process of the glass fiber cloth.

Firstly, the bottom of the tank body 1 is further provided with a discharge hole 12, the tank cover 2 is provided with a feed inlet 5, the feed inlet 5 is provided with a feed valve 21 which can be used for controlling the filling process of glue solution and is used for supplementing the glue solution into the tank body 1, the discharge hole 12 is provided with a discharge valve 14, the discharge valve 14 can discharge redundant glue solution from the discharge hole 12 under the condition of excessive supplemented glue solution, and after the glue dipping process of the glass fiber cloth is completed, the glue solution in the tank body 1 needs to be uniformly discharged, in the process, the feed inlet 5 is connected to a glue pool 17 in order to realize the circulation of the glue solution, the discharge hole is connected to the glue pool 17 after being provided with a filter mechanism, and the glue solution supplementing and discharging processes do not need other tools for transportation.

After the structure capable of adding or discharging glue solution in the tank body 1 is completed, a design can be made for improving the impregnation rate of the glass fiber cloth, and the specific principle is as follows:

the cover 2 still is provided with the pressure regulating mouth, the pressure regulating mouth is provided with the valve for adjust the pressure in the sealed back jar body 1. The pressure regulating port needs to complete operations including vacuumizing, pressurizing and the like, and aims to fully soak glass fiber cloth by glue solution, and the specific structure is as follows:

as shown in fig. 2, the pressure regulating port includes a vacuum port 3, a breaking port 4 and a pressurizing port 6, the vacuum port 3 is connected with a vacuum pump 15 for vacuumizing and reducing the pressure in the tank body 1, the breaking port 4 is communicated with the atmosphere, and after the pressure regulating port is opened, the air pressure can be balanced to enable the pressure in the tank body 1 to be the same as the outside, and the pressurizing port 6 is connected with an air compressor 16 which can pressurize the tank body 1 to fully realize the soaking of the glass fiber cloth.

In addition, in the above process, in order to facilitate observation of the glue feeding amount of the feeding port 5, the side wall of the tank body 1 is provided with an observation window 22, and the observation window 22 is higher than the center of the tank body 1. The gum dipping condition in the tank body 1 and the height of the gum solution can be observed conveniently.

In summary, the specific operation flow of the apparatus is as follows:

repeatedly vacuumizing the air in the tank (closing other valves, opening an evacuation valve 18 of a control vacuum port 3) → breaking (closing the evacuation valve 18, opening a breaking valve 19 of a control breaking port 4) → plus-pressing (closing the breaking valve 19, opening a pressure valve 20 of the control pressure port 4) → breaking (closing the pressure valve 20, opening the breaking valve 19), and operating for 2-3 times until floating bubbles are not observed in an observation window 22 on the side surface of the tank body 1, which indicates that the glass fiber cloth is completely soaked by 100%, opening a discharge valve 14 between the tank body 1 and a discharge port 12, discharging the insulating glue in the tank body 1, closing the discharge valve 14, unscrewing a screw cap 8 and a fastening bolt 9, opening the tank cover 2, and taking out the soaked glass fiber cloth.

Further, in order to facilitate observation of pressure data in the tank body 1, the tank cover 2 is provided with a pressure sensor 7, and the pressure sensor 7 is used for detecting the pressure in the tank body 1 after sealing.

By means of the pressure sensor 7, the specific pressure in the vacuum-pumping process can be controlled to be about-0.1 MPa, and the pressure is maintained for 20-30min under the condition, and then the vacuum breaking process can be carried out.

Similarly, in the positive pressure process, the range of the positive pressure is about 0.6MPa, and the pressure is also maintained for 20-30min before the blank breaking process can be carried out.

Except the structure, for the convenience of keeping warm to the glue solution, the external circumference of the jar body 1 is provided with a heat preservation 11. During operation, the insulation layer 11 needs to be maintained at a temperature of 30-40 ℃ to improve the soaking efficiency.

In the above structure, the observation window 22 can be fixed to the tank 1 by using the sealing member 23, and in this process, it is necessary to fix it by using the sealing bolt 24.

Claims

1. The utility model provides a glass silk cloth gumming device for dry-type hollow reactor, a serial communication port, including a jar body (1), the top of jar body (1) is provided with the opening, just can dismantle by the opening part and be connected with cover (2), cover (2) are used for sealing jar body (1), the bottom of jar body (1) inner chamber is provided with empty rubber frame (13), empty rubber frame (13) are used for placing glass silk cloth, the bottom of jar body (1) still is provided with drain hole (12), cover (2) are provided with feed inlet (5), feed inlet (5) are provided with the valve with drain hole (12), and are used for filling and discharge glue solution respectively, cover (2) still are provided with the pressure regulating mouth, the pressure regulating mouth is provided with the valve for adjust the pressure in the sealed back jar body (1).

2. The impregnation device for the glass fiber cloth for the dry-type air-core reactor according to claim 1, wherein the pressure regulating port comprises a vacuum port (3), a breaking port (4) and a pressurizing port (6), the vacuum port (3) is connected with a vacuum pump (15), the breaking port (4) is communicated with the atmosphere, and the pressurizing port (6) is connected with an air compressor (16).

3. The impregnation device for the glass fiber cloth for the dry type air core reactor according to claim 1, wherein the side wall of the tank body (1) is provided with an observation window (22), and the observation window (22) is arranged higher than the center of the tank body (1).

4. The glass cloth dipping device for the dry-type air core reactor according to claim 1, characterized in that the tank cover (2) is provided with a pressure sensor (7), and the pressure sensor (7) is used for detecting the pressure in the sealed tank body (1).

5. The impregnation device for glass cloth for the dry-type air core reactor according to claim 1, wherein the hollow glue frame (13) is wedge-shaped, and the hollow glue frame (13) is detachable with respect to the tank body (1).

6. The impregnation device for the glass fiber cloth for the dry-type hollow reactor according to claim 1, wherein an insulating layer (11) is circumferentially arranged outside the tank body (1).

7. The glass fiber cloth dipping device for the dry-type air core reactor according to claim 1, wherein the feed inlet (5) is connected to a glue pool (17), and the discharge outlet (12) is provided with a filtering mechanism and then connected to the glue pool (17).

8. The glass cloth dipping device for the dry-type air core reactor according to claim 1, wherein the tank cover (2) is fixed with the tank body (1) through bolts, and a sealing ring (10) is arranged between the tank cover (2) and the tank body (1).