CN219954578U

CN219954578U - Transformer oiling flange

Info

Publication number: CN219954578U
Application number: CN202321727249.3U
Authority: CN
Inventors: 蒋来彬
Original assignee: Jiangsu Kelide Electric Co ltd
Current assignee: Jiangsu Kelide Electric Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-11-03
Anticipated expiration: 2033-07-04

Abstract

The utility model discloses an oiling flange of a transformer, which comprises an oil delivery seat, wherein a connecting pipeline is arranged at the left end of the oil delivery seat, a clamping device is arranged at the right end of the oil delivery seat, an installation device is arranged at the right part of the outer surface of the clamping device, and a connecting device is arranged at the right end of the clamping device. According to the transformer oiling flange, the connecting seat on the connecting device is connected in the mounting seat on the clamping device through the external threads on the outer surface of the connecting seat, then the fixing screw on the mounting seat is screwed into the screw hole, the connecting seat is further clamped, loose shaking during oil transportation after installation is avoided, meanwhile, the sealing ring arranged on the connecting seat further improves the sealing performance of the device, the connecting seat can be effectively limited and fixed by the device, the sealing performance during oil transportation is improved, leakage of the device is avoided, and meanwhile, the dismounting and replacement of an oil inlet pipeline are facilitated through loosening the fixing screw.

Description

Transformer oiling flange

Technical Field

The utility model relates to the technical field of transformers, in particular to an oiling flange of a transformer.

Background

The transformer oil plays roles of arc extinction, cooling and insulation in the transformer, and the transformer is lack of oil due to leakage, periodical oil sampling, natural loss and other reasons in operation, so that the safe and stable operation of a power grid can be influenced, and oil supplementing is needed for the transformer. The prior patent (application number 201811139003.8) discloses a universal quick flange device for oiling a transformer, which comprises a square flange, an oil injection pipeline, four connecting holes arranged on the square flange, a pair of U-shaped hoops arranged on one side of the square flange and a fixing device for fastening the pair of U-shaped hoops on the square flange; the quick-acting pipe joint further comprises a transition joint, a pipe connecting hole is formed in the transition joint, one end of the pipe connecting hole is connected with the oil injection pipe, and the other end of the pipe connecting hole is connected with a quick joint valve; the transition joint is also provided with a fastening device. The fixing device comprises a threaded section arranged on the U-shaped anchor ear and a fastening nut matched with the threaded section. The fastening means comprises a threaded through hole penetrating the side wall of the transition joint to the pipe connection hole and a fastening screw cooperating with the threaded through hole. The flange of the transformer body is simple in structure and easy to produce, can be suitable for flanges of transformer bodies with different specifications, and can be connected with different oil injection equipment pipelines. Above-mentioned patent makes square ring flange can with the transformer oiling flange fixed connection of various different specifications through adjusting the interval between the U type staple bolt, but only through the mode of screw fixation, and the device is more general not only, also probably leads to simultaneously when defeated oil, because the screw is not screwed enough, leads to the oil leak, and then influences the quality and the effect of defeated oil.

Disclosure of Invention

The utility model mainly aims to provide an oiling flange for a transformer, which can effectively solve the problems in the background technology. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a transformer oiling flange, includes the oil delivery seat, connecting pipeline is installed to oil delivery seat left end, chucking device is installed to oil delivery seat right-hand member, installation device is installed at chucking device surface right-hand member, connecting device is installed to chucking device right-hand member. Preferably, the connecting device comprises a connecting seat, an external thread is carved on the left part of the outer surface of the connecting seat, a screw hole is formed in the upper end of the connecting seat, a sealing ring is arranged on the right part of the outer surface of the connecting seat, an oil inlet pipeline is arranged at the right end of the connecting seat, and the connecting seat is arranged at the right end of the clamping device through the external thread. The connecting seat is connected in the mounting seat on the clamping device by the external thread on the outer surface of the connecting seat, and then the connecting seat is respectively installed and disassembled, and meanwhile, the sealing ring arranged on the connecting seat further improves the sealing performance of the device. Preferably, the clamping device comprises a mounting seat, a fixing screw is arranged at the middle part of the upper end of the mounting seat, an internal thread is carved on the inner wall of the mounting seat, and the mounting seat is arranged at the right end of the oil delivery seat. The screw holes are screwed in through the fixing screws on the mounting base, so that the connecting base is further clamped, and loose shaking of the connecting base during oil transportation after the connecting base is mounted is avoided. Preferably, the mounting device comprises a mounting ring, mounting plates are mounted at the front end and the rear end of the mounting ring, a group of bolt holes are formed in the upper part of the right end of the mounting plate and the lower part of the right end of the mounting plate, and the mounting ring is mounted on the right part of the outer surface of the mounting seat. Be provided with a plurality of bolt hole on two mounting panels, these bolt hole positions equidistance distributes, and then makes the bolt hole can dock with the mounting hole on the transformer oiling flange of different models to make the device can with the transformer oiling flange fixed connection of different specifications, and then improved the suitability of device. Preferably, the fixing screw corresponds to the screw hole vertically. Preferably, a plurality of bolt holes are formed in the mounting plate at equal intervals from front to back. Compared with the prior art, the utility model has the following beneficial effects: 1. firstly, the connecting seat on the connecting device is connected in the mounting seat on the clamping device through the external thread on the outer surface of the connecting seat, then the fixing screw on the mounting seat is screwed into the screw hole, the connecting seat is further clamped, loose shaking is avoided when oil is conveyed after the connecting seat is mounted, meanwhile, the sealing performance of the device is further improved, the device can effectively limit and fix the connecting seat, the sealing performance of the oil conveying device is improved, leakage of the device is avoided, and meanwhile the connecting seat can be screwed out of the mounting seat through loosening the fixing screw, so that the oil inlet pipeline is convenient to detach and replace. 2. When the device is installed, a plurality of bolt holes are formed in two mounting plates on the mounting device, the positions of the bolt holes are distributed at equal intervals, and then the bolt holes can be in butt joint with mounting holes on transformer oiling flanges of different models, so that the device can be fixedly connected with the transformer oiling flanges of different specifications, and the applicability of the device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a transformer oiling flange according to the present utility model;

FIG. 2 is a schematic diagram of the overall structure of a connection device for a transformer oiling flange according to the present utility model;

FIG. 3 is a schematic diagram of the overall structure of a clamping device of a transformer oiling flange according to the present utility model;

fig. 4 is a schematic diagram of the overall structure of a mounting device for an oiling flange of a transformer according to the present utility model.

In the figure: 1. an oil delivery seat; 2. a connecting device; 3. a clamping device; 4. a mounting device; 5. a connecting pipe; 20. a connecting seat; 21. an oil inlet pipe; 22. a seal ring; 23. an external thread; 24. screw holes; 30. a mounting base; 31. an internal thread; 32. a set screw; 40. a mounting ring; 41. a mounting plate; 42. bolt holes.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. As shown in fig. 1-4, the oil injection flange of the transformer comprises an oil delivery seat 1, a connecting pipeline 5 is arranged at the left end of the oil delivery seat 1, a clamping device 3 is arranged at the right end of the oil delivery seat 1, an installation device 4 is arranged at the right part of the outer surface of the clamping device 3, and a connecting device 2 is arranged at the right end of the clamping device 3. The connecting device 2 comprises a connecting seat 20, an external thread 23 is carved on the left part of the outer surface of the connecting seat 20, a screw hole 24 is formed in the upper end of the connecting seat 20, a sealing ring 22 is arranged on the right part of the outer surface of the connecting seat 20, an oil inlet pipeline 21 is arranged at the right end of the connecting seat 20, and the connecting seat 20 is arranged at the right end of the clamping device 3 through the external thread 23. The connecting seat 20 is connected in the mounting seat 30 on the clamping device 3 by the external thread 23 on the outer surface of the connecting seat, so that the connecting seat 20 is respectively mounted and dismounted, and meanwhile, the sealing ring 22 arranged on the connecting seat 20 further improves the sealing performance of the device. The clamping device 3 comprises a mounting seat 30, a fixing screw 32 is arranged in the middle of the upper end of the mounting seat 30, an internal thread 31 is carved on the inner wall of the mounting seat 30, and the mounting seat 30 is arranged at the right end of the oil delivery seat 1; the fixing screw 32 corresponds up and down to the screw hole 24. The fixing screws 32 on the mounting base 30 are screwed into the screw holes 24, so that the connecting base 20 is further clamped, and loose shaking during oil transportation after mounting is avoided. The mounting device 4 comprises a mounting ring 40, mounting plates 41 are mounted at the front end and the rear end of the mounting ring 40, a group of bolt holes 42 are formed in the upper part of the right end and the lower part of the right end of the two mounting plates 41, and the mounting ring 40 is mounted on the right part of the outer surface of the mounting seat 30; a plurality of bolt holes 42 are formed in the mounting plate 41 at equal intervals from front to rear. Be provided with a plurality of bolt hole 42 on two mounting panels 41, these bolt hole 42 position equidistance distributes, and then makes the bolt hole 42 can dock with the mounting hole on the transformer oiling flange of different models to make the device can with the transformer oiling flange fixed connection of different specifications, and then improved the suitability of device. It should be noted that the oil injection flange for the transformer is provided by the utility model, firstly, the connecting seat 20 on the connecting device 2 is connected in the mounting seat 30 on the clamping device 3 by the external thread 23 on the outer surface of the connecting seat, then, the fixing screw 32 on the mounting seat 30 is screwed into the screw hole 24, further, the connecting seat 20 is further clamped, loose shaking during oil transportation after installation is avoided, meanwhile, the sealing ring 22 arranged on the connecting seat 20 is further improved, the sealing performance of the device is further improved, the device can effectively limit and fix the connecting seat 20, the sealing performance during oil transportation is further improved, the leakage phenomenon of the device is avoided, meanwhile, the connecting seat 20 can be screwed out of the mounting seat 30 by loosening the fixing screw 32, the dismounting and the replacement of the oil inlet pipeline 21 are facilitated, and then, the positions of the screw holes 42 are equidistantly distributed, so that the screw holes 42 can be in butt joint with the mounting holes on the oil injection flanges for transformers of different types, the device can be fixedly connected with the oil injection flanges for transformers of different specifications, and the applicability of the device is further improved. The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a transformer oiling flange, includes oil transportation seat (1), its characterized in that: the oil transportation device is characterized in that a connecting pipeline (5) is arranged at the left end of the oil transportation seat (1), a clamping device (3) is arranged at the right end of the oil transportation seat (1), an installation device (4) is arranged at the right part of the outer surface of the clamping device (3), and a connecting device (2) is arranged at the right end of the clamping device (3).

2. A transformer oiling flange according to claim 1, characterized in that: connecting device (2) are including connecting seat (20), external screw thread (23) are carved with in connecting seat (20) surface left part, screw hole (24) are opened to connecting seat (20) upper end, sealing washer (22) are installed at connecting seat (20) surface right-hand member, oil feed pipeline (21) are installed to connecting seat (20) right-hand member, connecting seat (20) are installed at chucking device (3) right-hand member through external screw thread (23).

3. A transformer oiling flange according to claim 2, characterized in that: the clamping device (3) comprises a mounting seat (30), a fixing screw (32) is arranged at the middle part of the upper end of the mounting seat (30), an internal thread (31) is carved on the inner wall of the mounting seat (30), and the mounting seat (30) is arranged at the right end of the oil conveying seat (1).

4. A transformer oiling flange according to claim 3, characterized in that: the mounting device (4) comprises a mounting ring (40), mounting plates (41) are mounted at the front end and the rear end of the mounting ring (40), a group of bolt holes (42) are formed in the upper portion of the right end and the lower portion of the right end of each mounting plate (41), and the mounting ring (40) is mounted on the right portion of the outer surface of the mounting seat (30).

5. A transformer oiling flange according to claim 3, characterized in that: the fixing screw (32) corresponds to the screw hole (24) in position up and down.

6. A transformer oiling flange according to claim 4, characterized in that: the bolt holes (42) are formed in the mounting plate (41) at equal intervals from front to back.