CN221200899U

CN221200899U - Oil immersed transformer iron core bearing structure

Info

Publication number: CN221200899U
Application number: CN202323009093.8U
Authority: CN
Inventors: 陈辉; 陈素娟
Original assignee: Xuancheng Shenbian Transformer Co ltd
Current assignee: Xuancheng Shenbian Transformer Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-06-21
Anticipated expiration: 2033-11-08

Abstract

The utility model discloses an oil immersed transformer iron core supporting structure, which comprises a working box: the lower pressing plate is transversely arranged in the working box, two sides of the top of the lower pressing plate are vertically and rotatably provided with rectangular plates, the rectangular plates are respectively provided with a height adjusting component, the bottom of the lower pressing plate is provided with a buffer component, the top of the lower pressing plate is transversely provided with an upper pressing plate, the iron core supporting structure of the oil immersed transformer is provided with a rectangular inserting cylinder, a fixing groove and a fixing bolt, when iron cores with different heights are required to be fixed, the fixing bolt is rotated to remove the fixing of the rectangular insertion cylinder, then the rectangular insertion cylinder is pulled upwards on the rectangular plate, the whole length of the rectangular plate and the rectangular insertion cylinder is adjusted, then the fixing bolt is rotated again, the penetrating end of the fixing bolt is inserted into the fixing groove formed in the rectangular plate again, and the height of the rectangular insertion cylinder at the moment is used for fixing the relatively high iron core.

Description

Oil immersed transformer iron core bearing structure

Technical Field

The utility model relates to the technical field of transformer core supporting structures, in particular to an oil immersed transformer core supporting structure.

Background

The transformer oil is a petroleum liquid, has the possibility of burning and has the disadvantage of environmental protection. However, due to the characteristics of excellent performance and low price of transformer oil, most power transformers still use transformer oil as an insulating and cooling medium.

The utility model discloses a publication number is CN213211905U chinese patent, discloses an oil-immersed transformer iron core bearing structure, including the work box and fix the shock mount in work box bottom inboard, the through-hole that is the rectangle form has been seted up at the shock mount middle part, the welding of shock mount upside has the tripod, the tripod is equipped with the multiunit, and is 8 font opposition, the stabilizer bar has been run through at the tripod middle part, the tripod top is fixed with the holding down plate, the holding down plate both ends articulate there is the buckle, the buckle is L word shape, the buckle upper portion inlays and is equipped with fastening screw, fastening screw runs through the buckle, buckle upper portion is equipped with the top board. According to the utility model, the iron core is supported by a plurality of groups of tripods, so that the stability of the iron core support is ensured, the tripods are made of elastic materials, vibration generated by the operation of the iron core can be absorbed, the iron core fixing is prevented from being influenced, meanwhile, the damping seats are arranged at the bottoms of the tripods, and the stability of the iron core support is improved through further silencing and damping of internal insulating oil.

However, the above patent suffers from the following disadvantages: the iron core is fixed through the mutual cooperation of the pinch plate, the upper pressing plate and the fastening bolt, but the length of the pinch plate is fixed, so that the iron core with a certain range can be fixed, and the iron core with a higher height can not be fixed.

Disclosure of utility model

The utility model aims to provide an oil immersed transformer iron core supporting structure so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil-immersed transformer iron core bearing structure, includes the work box, transversely be provided with the holding down plate in the work box, and the rectangular board is installed to the vertical rotation of holding down plate top both sides, all be provided with height-adjusting component on the rectangular board, the holding down plate bottom is provided with buffer assembly, the holding down plate top transversely is provided with the top board;

The height adjusting assembly comprises a rectangular insertion cylinder, fixing grooves and fixing bolts, the rectangular insertion cylinder is arranged on the vertical sliding sleeve at the top of the rectangular plate, a plurality of fixing grooves are vertically formed in the outer wall of the rectangular plate, the fixing bolts penetrate through transverse threads on the outer side of the rectangular insertion cylinder, penetrating ends of the fixing bolts are inserted into the fixing grooves, the mounting plate is transversely mounted on the side wall of the rectangular insertion cylinder, and the fixing assembly is arranged on the mounting plate.

As a further scheme of the utility model: the fixing assembly comprises a fixing screw and a rectangular block, the fixing screw penetrates through the vertical threads at the top of the mounting plate, and the rectangular block is rotationally mounted in the process of the fixing screw.

Through adopting above-mentioned technical scheme, realize fixing the iron core.

As a further scheme of the utility model: rectangular grooves are vertically formed in two sides of the top of the upper pressing plate, and rectangular blocks are inserted into the rectangular grooves.

Through adopting above-mentioned technical scheme, increased the fixed effect of fixed screw to the iron core.

As a further scheme of the utility model: and a rubber layer is transversely arranged at the bottom of the upper pressing plate.

Through adopting above-mentioned technical scheme, prevent that top board and iron core top contact from scraping the flower to the paint on the iron core top.

As a further scheme of the utility model: the buffer assembly comprises a circular cylinder, springs and cylinders, wherein a plurality of circular cylinders are vertically arranged in the bottom of the working box, the springs are vertically arranged in the circular cylinders, the top of each circular cylinder is vertically inserted into the cylinder in a sliding manner, the insertion end of each cylinder is connected with the top of the spring, and the top of each cylinder is connected with the bottom of the lower pressing plate.

By adopting the technical scheme, the buffer is realized below the iron core.

Compared with the prior art, the utility model has the beneficial effects that: the iron core supporting structure of the oil immersed transformer,

When iron cores with different heights are required to be fixed, the fixing bolts are rotated to release the fixing of the rectangular inserting cylinder, then the rectangular inserting cylinder is pulled upwards on the rectangular plate, the whole length of the rectangular plate and the whole length of the rectangular inserting cylinder are adjusted, and then the fixing bolts are rotated again, so that the penetrating ends of the fixing bolts are inserted into the fixing grooves formed in the rectangular plate again, the fixing of the 4 is realized, and the fixing of the iron cores with higher heights is realized by the aid of the heights of the rectangular inserting cylinders;

In addition, this oil-immersed transformer iron core bearing structure still is provided with set screw and rectangle piece, when further fixing the iron core, then put the iron core top to the top board, then rotate two set screws of threaded connection on the mounting panel and promote the rectangle piece and insert the rectangle inslot at top board top, and then increased the fixity to the iron core.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic side view of the lower platen, rectangular plate and rectangular insert cartridge of the present utility model;

Fig. 3 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1. a working box; 2. a lower pressing plate; 3. a rectangular plate; 4. a rectangular insertion tube; 5. a fixing groove; 6. a fixing bolt; 7. a mounting plate; 8. a set screw; 9. an upper press plate; 10. rectangular grooves; 11. a rubber layer; 12. rectangular blocks; 13. a circular cylinder; 14. a spring; 15. a cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides an oil-immersed transformer iron core bearing structure, includes work box 1, its characterized in that: a lower pressing plate 2 is transversely arranged in the working box 1, rectangular plates 3 are vertically and rotatably arranged on two sides of the top of the lower pressing plate 2, height adjusting components are arranged on the rectangular plates 3, a buffer component is arranged at the bottom of the lower pressing plate 2, and an upper pressing plate 9 is transversely arranged at the top of the lower pressing plate 2;

The height adjusting assembly comprises a rectangular insertion cylinder 4, fixing grooves 5 and fixing bolts 6, the rectangular insertion cylinder 4 is vertically sleeved on the top of the rectangular plate 3 in a sliding manner, a plurality of fixing grooves 5 are vertically formed in the outer wall of the rectangular plate 3, the fixing bolts 6 penetrate through transverse threads on the outer side of the rectangular insertion cylinder 4, penetrating ends of the fixing bolts 6 are inserted into the fixing grooves 5, a mounting plate 7 is transversely mounted on the side wall of the rectangular insertion cylinder 4, and a fixing assembly is arranged on the mounting plate 7;

Specifically, when the iron cores of different heights need to be fixed, the fixing bolt 6 is rotated to release the fixing of the rectangular insertion cylinder 4, then the rectangular insertion cylinder 4 is pulled upwards on the rectangular plate 3, the whole length of the rectangular plate 3 and the rectangular insertion cylinder 4 is adjusted, then the fixing bolt 6 is rotated again, the penetrating end of the fixing bolt 6 is inserted into the fixing groove 5 formed in the rectangular plate 3 again, the fixing of the insertion cylinder 4 is further achieved, and the fixing of the relatively high iron cores is achieved due to the fact that the rectangular insertion cylinder 4 is high.

Referring to fig. 1 and 3, further, the fixing assembly includes a fixing screw 8 and a rectangular block 12, the fixing screw 8 is vertically threaded through the top of the mounting plate 7, and the rectangular block 12 is rotatably mounted in the process of the fixing screw 8;

Specifically, when further fixing the iron core, then put top board 9 at the iron core top, then rotate two fixed screws 8 of threaded connection on the mounting panel 7 and promote rectangular piece 12 and insert in the rectangular groove 10 at top board 9 top, and then increased the fixity to the iron core.

Referring to fig. 1, further, rectangular grooves 10 are vertically formed on two sides of the top of the upper pressing plate 9, and rectangular blocks 12 are inserted into the rectangular grooves 10;

Referring to fig. 1, further, a rubber layer 11 is transversely installed at the bottom of the upper pressing plate 9;

specifically, contact is made with the iron core top through the rubber layer 11 of top board 9 bottom installation, prevents that top board 9 bottom from causing the mar to the iron core top.

Referring to fig. 1, further, the buffer assembly includes a circular cylinder 13, a spring 14 and a cylinder 15, wherein a plurality of circular cylinders 13 are vertically installed in the bottom of the working box 1, the springs 14 are vertically installed in the circular cylinders 13, the top of each circular cylinder 13 is vertically inserted with the cylinder 15 in a sliding manner, the insertion end of each cylinder 15 is connected with the top of the spring 14, and the top of the cylinder 15 is connected with the bottom of the lower pressing plate 2;

Specifically, when rectangular block 12 is in the transportation process, through the cylinder 15 slip of the vertical installation in holding down plate 2 bottom in inserting circular cylinder 13, the cylinder 15 that has realized the up-and-down motion through the spring 14 of installing between cylinder 15 and the circular cylinder 13 cushions, and then has realized buffering the iron core on the holding down plate 2, and then makes the iron core in the work box 1 safer in the transportation process.

Working principle: when the oil immersed transformer iron core supporting structure is used, firstly, the iron core is placed at the top of the lower pressing plate 2, then the two rectangular plates 3 are rotated, after the mounting plate 7 at the top of the rectangular plates 3 is positioned at the top of the iron core, then the upper pressing plate 9 is placed at the top of the iron core, then the two fixing screws 8 which are in threaded connection with the mounting plate 7 are rotated to push the rectangular blocks 12 to be inserted into the rectangular grooves 10 at the top of the upper pressing plate 9, and then the iron core fixing performance is improved, when iron cores with different heights are required to be fixed, the rectangular insertion cylinder 4 is fixed through rotating the fixing bolts 6, then the rectangular insertion cylinder 4 is pulled upwards on the rectangular plates 3, the whole length of the rectangular plates 3 and the rectangular insertion cylinder 4 is adjusted, then the fixing bolts 6 are rotated again, the penetrating ends of the fixing bolts 6 are inserted into the fixing grooves 5 formed in the rectangular plates 3 again, the insertion cylinder 4 is fixed again, the height of the rectangular insertion cylinder 4 at the moment is fixed relatively high, and the iron core is fixed, the fact that the iron core is not described in detail in the specification belongs to the prior art of the technical field.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an oil-immersed transformer iron core bearing structure, includes work box (1), its characterized in that: the automatic lifting device is characterized in that a lower pressing plate (2) is transversely arranged in the working box (1), rectangular plates (3) are vertically and rotatably arranged on two sides of the top of the lower pressing plate (2), height adjusting components are arranged on the rectangular plates (3), a buffer component is arranged at the bottom of the lower pressing plate (2), and an upper pressing plate (9) is transversely arranged at the top of the lower pressing plate (2);

The height adjusting assembly comprises a rectangular insertion cylinder (4), a fixing groove (5) and a fixing bolt (6), wherein the rectangular insertion cylinder (4) is sleeved on the top of the rectangular plate (3) in a vertical sliding mode, a plurality of fixing grooves (5) are formed in the outer wall of the rectangular plate (3) in a vertical mode, the fixing bolt (6) penetrates through transverse threads in the outer side of the rectangular insertion cylinder (4), the penetrating end of the fixing bolt (6) is inserted into the fixing groove (5), a mounting plate (7) is transversely mounted on the side wall of the rectangular insertion cylinder (4), and the fixing assembly is arranged on the mounting plate (7).

2. The oil immersed transformer core support structure according to claim 1, wherein: the fixing assembly comprises a fixing screw (8) and a rectangular block (12), the fixing screw (8) penetrates through the vertical thread at the top of the mounting plate (7), and the rectangular block (12) is rotatably mounted in the process of the fixing screw (8).

3. The oil immersed transformer core support structure according to claim 1, wherein: rectangular grooves (10) are vertically formed in two sides of the top of the upper pressing plate (9), and rectangular blocks (12) are inserted into the rectangular grooves (10).

4. The oil immersed transformer core support structure according to claim 1, wherein: the rubber layer (11) is transversely arranged at the bottom of the upper pressing plate (9).

5. The oil immersed transformer core support structure according to claim 1, wherein: the buffer assembly comprises a circular cylinder (13), springs (14) and cylinders (15), wherein a plurality of circular cylinders (13) are vertically arranged in the working box (1), the springs (14) are vertically arranged in the circular cylinders (13), each circular cylinder (13) is vertically slidably inserted into the top of each circular cylinder (15), the insertion end of each cylinder (15) is connected with the top of each spring (14), and the top of each cylinder (15) is connected with the bottom of the lower pressing plate (2).