CN216287868U

CN216287868U - Oil-immersed transformer fastening structure

Info

Publication number: CN216287868U
Application number: CN202122880327.0U
Authority: CN
Inventors: 李樊军
Original assignee: Guangdong Shanggao Electric Co ltd
Current assignee: Guangdong Shanggao Electric Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-12
Anticipated expiration: 2031-11-23

Abstract

The utility model relates to the technical field of transformers and discloses an oil-immersed transformer fastening structure which comprises a transformer body, a bottom plate and a base, wherein the bottom plate is installed at the bottom of the transformer body, the base is arranged below the bottom plate, a cushion block is installed in the middle of the top end of the base, a base plate and fixing blocks are installed on the lower surface of the bottom plate, the fixing blocks are symmetrically distributed on two sides of the base plate, the base plate is pressed on the upper surface of the cushion block, the bottom end of the fixing block is clamped with the base, clamping plates are arranged on two sides of the top of the base in a sliding mode, and the two clamping plates are clamped at two ends of the bottom plate respectively and fastened through bolts. The oil immersed transformer is simple in overall structure, convenient and fast to disassemble and assemble, capable of improving the installation stability of the oil immersed transformer, wide in market prospect and beneficial to popularization.

Description

Oil-immersed transformer fastening structure

Technical Field

The utility model relates to the technical field of transformers, in particular to a fastening structure of an oil-immersed transformer.

Background

The oil-immersed transformer is a box type transformer which takes mineral oil as a main insulating medium and a cooling medium of the transformer, a main body element of the transformer is immersed into an oil tank filled with the mineral oil, and a wiring terminal is led out of the top of an oil tank cover.

Most of the existing oil-immersed transformers are designed in a conventional structure, when being installed, the oil-immersed transformers are still installed in a traditional bolt direct fastening mode, the installation stability of the transformers is to be improved, and therefore the oil-immersed transformer fastening structure is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, the present invention provides a fastening structure for an oil-immersed transformer.

In order to achieve the purpose, the oil-immersed transformer fastening structure provided by the utility model comprises a transformer body, a bottom plate and a base, wherein the bottom plate is installed at the bottom of the transformer body, the base is arranged below the bottom plate, a cushion block is installed in the middle of the top end of the base, a base plate and fixing blocks are installed on the lower surface of the bottom plate, the fixing blocks are symmetrically distributed on two sides of the base plate, the base plate is pressed on the upper surface of the cushion block, the bottom end of the fixing block is clamped with the base, clamping plates are arranged on two sides of the top of the base in a sliding mode, and the two clamping plates are respectively clamped at two ends of the bottom plate and fastened through bolts.

Preferably, the top of the cushion block is provided with symmetrically distributed fastening blocks, the bottom of the bottom plate is provided with fastening grooves matched with the fastening blocks, and the fastening blocks are tightly inserted into the fastening grooves.

Preferably, the upper surface of the base is provided with a positioning block below the fixing block, the bottom of the fixing block is provided with a jack matched with the positioning block, and the fixing block is inserted into the positioning block through the positioning hole.

Preferably, the clamping groove has been seted up at one side middle part that the fixed block is close to splint, the fixture block is installed to one side that splint are close to the fixed block, the fixture block inserts in the clamping groove, splint and fixed block closely laminate.

Preferably, the upper surface at both ends of the base is provided with a sliding groove, the bottom end of the clamping plate is provided with a sliding block, and the sliding block is arranged in the sliding groove in a sliding manner.

Preferably, a fan is installed in the middle of the cushion block, and an exhaust pipe of the fan extends upwards and is communicated with the inside of the transformer body.

Preferably, the cross-section of spout is the type of calligraphy and the tang sets up upwards to the opening, the shape and the spout looks adaptation of slider and with the inner wall sliding connection of spout.

Compared with the prior art, the oil-immersed transformer fastening structure provided by the utility model has the following beneficial effects:

when the oil immersed transformer is installed, the transformer body is placed on the cushion block from top to bottom, the cushion block is attached to the top of the cushion block, the fastening block at the top end of the cushion block is tightly combined with the bottom plate through the fastening groove, meanwhile, the bottom end of the fixing block is tightly inserted into the positioning block through the positioning hole, the fixing block is conveniently combined with the base, the clamping plate is moved towards the middle of the base, the sliding block at the bottom end of the clamping plate slides along the sliding groove, the clamping block at the bottom end of the clamping plate is inserted into the clamping groove, the combination of the clamping plate and the fixing block is realized, the top end of the clamping plate is screwed up with the bottom plate through the bolt, the installation and the fastening of the transformer body can be completed, the oil immersed transformer is simple in overall structure and convenient to disassemble and assemble, the oil immersed transformer can be improved in installation stability, has wide market prospect, and is beneficial to popularization.

Drawings

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

FIG. 2 is a schematic view of the combination of the base plate and the spacer according to the present invention;

FIG. 3 is a schematic cross-sectional view of the base and the fixing block according to the present invention.

In the figure: 1. a transformer body; 2. a base plate; 3. a base; 4. cushion blocks; 5. a base plate; 6. a fixed block; 7. a splint; 8. a fastening block; 9. a fastening groove; 10. positioning blocks; 11. positioning holes; 12. a clamping block; 13. a card slot; 14. a slider; 15. a chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.

The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial technical changes.

Referring to fig. 1-3, an oil-immersed transformer fastening structure includes a transformer body 1, a bottom plate 2 and a base 3, the bottom plate 2 is installed at the bottom of the transformer body 1, the base 3 is disposed below the bottom plate 2, a cushion block 4 is installed at the middle portion of the top end of the base 3, a base plate 5 and a fixing block 6 are installed on the lower surface of the bottom plate 2, the fixing blocks 6 are symmetrically distributed on two sides of the base plate 5, the base plate 5 is pressed on the upper surface of the cushion block 4, the bottom end of the fixing block 6 is clamped with the base 3, clamping plates 7 are slidably disposed on two sides of the top of the base 3, and the two clamping plates 7 are respectively clamped at two ends of the bottom plate 2 and fastened through bolts.

The fastening block 8 of symmetric distribution is installed at the top of cushion 4, and the fastening groove 9 with 8 looks adaptations of fastening block is seted up to the bottom of bottom plate 2, and fastening block 8 closely pegs graft with fastening groove 9, is favorable to improving the combination compactness between bottom plate 2 and the cushion 4, plays the effect of supplementary fastening.

The upper surface of the base 3 is provided with a positioning block 10 positioned below the fixing block 6, the bottom of the fixing block 6 is provided with a jack matched with the positioning block 10, and the fixing block 6 is inserted into the positioning block 10 through a positioning hole 11, so that the combination tightness between the base 3 and the fixing block 6 is favorably improved, and the auxiliary fastening effect is achieved.

Draw-in groove 13 has been seted up at one side middle part that fixed block 6 is close to splint 7, and splint 7 installs fixture block 12 near one side of fixed block 6, and in fixture block 12 inserted draw-in groove 13, splint 7 closely laminated with fixed block 6, is favorable to improving the combination compactness between fixed block 6 and the splint 7, plays the effect of supplementary fastening.

Spout 15 has all been seted up to the upper surface at 3 both ends of base, and slider 14 is installed to splint 7's bottom, and slider 14 slides and sets up in spout 15, and splint 7 and the laminating of fixed block 6 of being convenient for to the convenience is to the combination of fixed block 6 and splint 7, convenient equipment and dismantlement.

The mid-mounting of cushion 4 has the fan, and the exhaust column of fan upwards extends and is linked together with transformer body 1's inside, can improve transformer body 1's radiating effect, is favorable to improving transformer body 1's performance.

The cross-section of spout 15 sets up to the opening for type shape and bead up, and the shape of slider 14 and spout 15 looks adaptation and with the inner wall sliding connection of spout 15, guaranteeing that splint 7 can the horizontal slip under the prerequisite, splint 7 can also tightly detain on base 3 and can't break away from, is favorable to improving the integral erection fastening nature. .

When the oil immersed transformer is installed, the transformer body 1 is placed on the cushion block 4 from top to bottom, the cushion plate 5 is attached to the top of the cushion block 4, the fastening block 8 at the top end of the cushion block 4 is tightly combined with the bottom plate 2 through the fastening groove 9, meanwhile, the bottom end of the fixing block 6 is tightly inserted into the positioning block 10 through the positioning hole 11, the fixing block 6 is conveniently combined with the base 3, the clamping plate 7 is moved towards the middle of the base 3, the sliding block 14 at the bottom end of the clamping plate 7 slides along the sliding groove 15, the clamping block 12 at the bottom end of the clamping plate 7 is inserted into the clamping groove 13, the combination of the clamping plate 7 and the fixing block 6 is realized, and the top end of the clamping plate 7 is screwed up with the bottom plate 2 through bolts, so that the installation and the fastening of the transformer body 1 can be completed.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention, the scope of which is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides an oil-immersed transformer fastening structure, includes transformer body (1), bottom plate (2) and base (3), its characterized in that, the bottom at transformer body (1) is installed in bottom plate (2), base (3) set up the below at bottom plate (2), the top mid-mounting of base (3) has cushion (4), the lower surface mounting of bottom plate (2) has backing plate (5) and fixed block (6), fixed block (6) symmetric distribution is in the both sides of backing plate (5), backing plate (5) gland is at the upper surface of cushion (4), the bottom and base (3) the joint of fixed block (6), the both sides at base (3) top all slide and are provided with splint (7), two splint (7) centre gripping are at the both ends of bottom plate (2) respectively and through the bolt-up.

2. The oil-immersed transformer fastening structure according to claim 1, wherein the top of the cushion block (4) is provided with symmetrically distributed fastening blocks (8), the bottom of the bottom plate (2) is provided with fastening grooves (9) matched with the fastening blocks (8), and the fastening blocks (8) are tightly inserted into the fastening grooves (9).

3. The oil-immersed transformer fastening structure according to claim 1, wherein a positioning block (10) located below the fixing block (6) is mounted on the upper surface of the base (3), a jack matched with the positioning block (10) is formed in the bottom of the fixing block (6), and the fixing block (6) is inserted into the positioning block (10) through a positioning hole (11).

4. The oil-immersed transformer fastening structure according to claim 1, wherein a clamping groove (13) is formed in the middle of one side, close to the clamping plate (7), of the fixing block (6), a clamping block (12) is installed on one side, close to the fixing block (6), of the clamping plate (7), the clamping block (12) is inserted into the clamping groove (13), and the clamping plate (7) is tightly attached to the fixing block (6).

5. The oil-immersed transformer fastening structure according to claim 1, wherein sliding grooves (15) are formed in the upper surfaces of the two ends of the base (3), sliding blocks (14) are mounted at the bottom ends of the clamping plates (7), and the sliding blocks (14) are slidably arranged in the sliding grooves (15).

6. The oil-filled transformer fastening structure according to claim 1, wherein a fan is installed in the middle of the cushion block (4), and an exhaust pipe of the fan extends upwards and is communicated with the inside of the transformer body (1).

7. The oil-filled transformer fastening structure according to claim 5, wherein the cross section of the sliding groove (15) is in a shape of a convex letter, the convex opening is arranged to be an opening upwards, and the slider (14) is matched with the sliding groove (15) in shape and is in sliding connection with the inner wall of the sliding groove (15).