CN210628026U

CN210628026U - Connecting structure of dry-type transformer and protective housing

Info

Publication number: CN210628026U
Application number: CN201922156708.7U
Authority: CN
Inventors: 李环; 贾翠; 李先亮; 刘余顺; 李路路
Original assignee: Shandong Xunchi Electric Co Ltd
Current assignee: Shandong Xunchi Electric Co Ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-05-26
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a connection structure of dry-type transformer and protection housing, include protection housing, transformer and place the board, inside being provided with of protection housing places the board with the transformer complex, all be provided with the shifting chute on the protection housing inside wall of placing the board both sides, the both sides of placing the board have all been run through the carriage release lever, and the upper and lower both ends of carriage release lever all fix on the shifting chute inside wall, all overlap on placing the carriage release lever about the board and be equipped with first spring, and the upper and lower both ends of first spring all fix respectively on the shifting chute and place the board lateral wall. The utility model provides a current connection structure of protection housing and transformer be connected comparatively loaded down with trivial details problem of operation for it is comparatively convenient to connect the operation, thereby cushions the impact that the protection housing received, avoids the impact to pass through the direct action of protection housing on the transformer, has solved current connection structure and has not possessed buffer structure's problem, has improved connection structure's practicality.

Description

Connecting structure of dry-type transformer and protective housing

Technical Field

The utility model relates to a connection structure technical field specifically is a connection structure of dry-type transformer and protection housing.

Background

When the existing dry-type transformer is used, in order to prevent the transformer from being impacted by the outside, the existing dry-type transformer is generally provided with a protective cover, the transformer is generally placed in a placing cavity at the bottom end of the protective cover, and then the transformer and a protective cover shell are fixedly connected through a connecting structure on the placing cavity;

generally, the protective cover of the conventional dry-type transformer is connected with the transformer through bolts, a buffer structure is not arranged between the protective cover and the transformer, when the protective cover housing is impacted by external force, the impact force can directly act on the transformer, the transformer can be damaged, and the practicability of the connection structure is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry-type transformer and protection housing's connection structure to propose current dry-type transformer and protection housing connection structure connection operation comparatively inconvenient and the problem that does not possess buffer structure in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dry-type transformer and connecting structure of a protective housing comprise a protective housing, a transformer and a placing plate, wherein the placing plate matched with the transformer is arranged in the protective housing, moving grooves are arranged on the inner side walls of the protective housing at the two sides of the placing plate, moving rods penetrate through the two sides of the placing plate, the upper end and the lower end of each moving rod are fixed on the inner side walls of the moving grooves, first springs are sleeved on the moving rods above and below the placing plate, the upper end and the lower end of each first spring are respectively fixed on the side walls of the moving grooves and the placing plate, a rotating plate is arranged at the front side of the transformer, a rotating rod is sleeved at the bottom end of each rotating plate, the two ends of each rotating rod are fixed on the inner side walls of the protective housing, placing cavities are arranged on the protective housing at the two sides of the rotating plate, fixing rods are fixed in the placing cavities, and limit rods, the transformer protection device is characterized in that a fixing plate is arranged inside a protection housing on the top end of the transformer, sliding grooves are fixed on the inner side walls of the protection housing at the two ends of the fixing plate, sliding blocks matched with the sliding grooves are fixed on the two sides of the fixing plate, the sliding blocks and the sliding grooves are fixed through bolts, threaded holes matched with the sliding blocks are formed in the bolt holes, and another threaded hole matched with the bolt is formed in the front side of the sliding grooves in a symmetrical mode.

Preferably, the length of the first spring is greater than the height from the placing plate to the side wall of the moving groove, and the height of the rotating plate is less than the height from the rotating rod to the bottom end of the protective housing.

Preferably, the rotor plate front side is provided with the stripper plate, and all impartial telescopic links that are fixed with between stripper plate and the dwang, the telescopic link surface all overlaps and is equipped with the second spring, and the both ends of second spring all fix respectively on stripper plate and rotor plate lateral wall.

Preferably, the width between the rotating plate and the front side of the transformer is smaller than that of the second spring, and the length of the limiting rod is larger than the length between the rotating plate and the side wall of the protective cover shell.

Preferably, the fixing plate is arranged in a concave shape matched with the top end of the transformer, and a rubber pad is glued at the bottom end of the fixing plate.

Preferably, the height between the upper threaded hole and the lower threaded hole is larger than the height of the fixing plate, and the width of the sliding block is equal to the width of the inner side wall of the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this connection structure of dry-type transformer and protection housing is provided with the rotor plate, the stripper plate, the dwang, place the chamber, the gag lever post, fixed plate and spout, place the transformer when protection housing is inside when needs, at first rotate the gag lever post, make its spacing to the rotor plate relieve, thereby can rotate the rotor plate and open, promote the fixed plate upwards again, and fix its protection housing upper portion through the bolt, thereby can directly place the transformer on placing the board, it makes the transformer closed to rotate the rotor plate again, make the transformer fixed place inside protection housing, remove the fixed plate to the transformer top again, and fix through the bolt can, the connection structure connection operation of having solved current protection housing and transformer is comparatively loaded down with trivial details problem, it is comparatively convenient to make the connection operation.

2. This dry-type transformer and protective housing's connection structure is provided with the shifting chute, the carriage release lever, first spring, the stripper plate, telescopic link and second spring, after connecting between protective housing and the transformer, when the protective housing outside receives the striking, the impact passes through protective housing and acts on placing board and rotor plate respectively, thereby make and place board and rotor plate and remove first spring of compression and second spring, the impact is offset to the reaction force that produces through first spring and second spring deformation, thereby cushion the impact that protective housing received, avoid the impact to pass through protective housing direct action on the transformer, the problem that current connection structure does not possess buffer structure has been solved, connection structure's practicality has been improved.

Drawings

Fig. 1 is a schematic structural front sectional view of a protective cover of the present invention;

fig. 2 is a schematic structural front view of the open state of the rotating plate of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic front view of the structure of the closed state of the rotating plate of the present invention;

fig. 5 is a schematic top view of the structure of the rotating plate according to the present invention.

In the figure: 1. a protective housing; 2. a transformer; 3. placing the plate; 4. a moving groove; 5. a travel bar; 6. a first spring; 7. a rotating plate; 8. a pressing plate; 9. rotating the rod; 10. a telescopic rod; 11. a second spring; 12. a placement chamber; 13. fixing the rod; 14. a limiting rod; 15. A fixing plate; 16. a rubber pad; 17. a chute; 18. a threaded hole; 19. a bolt; 20. a slide block.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a dry-type transformer and connection structure of the protective housing, including protective housing 1, transformer 2 and placing the board 3, there are placing the board 3 cooperating with transformer 2 in the protective housing 1, all there are moving grooves 4 on the protective housing 1 inside wall of both sides of placing the board 3, both sides of placing the board 3 have been penetrated and moved the pole 5, and the upper and lower both ends of the moving pole 5 are all fixed on moving groove 4 inside wall, all overlap and are equipped with the first spring 6 on moving pole 5 above and below placing the board 3, and the upper and lower both ends of the first spring 6 are fixed on moving groove 4 and placing the board 3 sidewall respectively, the length of the first spring 6 is greater than and placed the height between board 3 and moving groove 4 sidewall, the height of the rotating plate 7 is smaller than the height between the rotating rod 9 and the bottom of protective housing 1, its function is to guarantee that two first springs 6 are all in the compression state from top to bottom, thus when the impact force of the vertical direction that makes the protective housing 1, can be buffered by the first spring 6, and ensure that the transformer 2 can be stably placed on the placing plate 3, and ensure that the rotating plate 7 can not be hindered by the height of the protective housing 1 when being rotated and opened, ensure that the rotating plate 7 can be completely opened, facilitate the connection of the transformer 2 and the protective housing 1, the front side of the transformer 2 is provided with the rotating plate 7, the bottom end of the rotating plate 7 is sleeved with a rotating rod 9, the front side of the rotating plate 7 is provided with an extrusion plate 8, and telescopic rods 10 are equally fixed between the extrusion plate 8 and the rotating rod 9, the outer surfaces of the telescopic rods 10 are sleeved with second springs 11, and both ends of the second springs 11 are respectively fixed on the side walls of the extrusion plate 8 and the rotating plate 7, and the function is that when the protective housing 1 is impacted longitudinally, the second springs 11 can be extruded to enable the second springs 11 to generate a part of extrusion force counteracting, thereby further buffering between the protective housing 1 and the transformer 2, both ends of the rotating rod 9 are fixed on the inner side wall of the protective housing 1, the protective housing 1 at both sides of the rotating plate 7 are provided with a placing cavity 12, the placing cavity 12 is internally fixed with a fixed rod 13, the fixed rod 13 is sleeved with a limit rod 14, the width between the rotating plate 7 and the front side of the transformer 2 is less than the width of the second spring 11, the length of the limit rod 14 is greater than the length between the rotating plate 7 and the side wall of the protective housing 1, which is used for ensuring that the second spring 11 is in a compressed state when the rotating plate 7 is closed and the extrusion plate 8 is abutted against the front side of the transformer 2, so that the protective housing 1 can be buffered through the second spring 11 when being impacted, and ensuring that the rotating plate 7 is closed and the limit rod 14 can limit the rotating plate 7 when being transversely placed, and the rotating plate 7 is abutted against the stopper rod 14 by the urging force generated by the second spring 11, so that the rotating plate 7 is fixed.

A fixing plate 15 is arranged in the protective housing 1 at the top end of the transformer 2, the fixing plate 15 is arranged in a concave shape matched with the top end of the transformer 2, a rubber pad 16 is glued at the bottom end of the fixing plate 15 and is used for limiting the transformer 2 when the fixing plate 15 moves downwards to the top end of the transformer 2 and protecting the top end of the transformer 2 through the rubber pad 16 so as to prevent the top end of the transformer 2 from being worn when the fixing plate 15 fixes the transformer 2, sliding grooves 17 are fixed on the inner side walls of the protective housing 1 at the two ends of the fixing plate 15, sliding blocks 20 matched with the sliding grooves 17 are fixed on the two sides of the fixing plate 15, the sliding blocks 20 and the sliding grooves 17 are fixed through bolts 19, threaded holes 18 matched with the sliding blocks 20 are formed in the bolts 19, another threaded hole 18 matched with the bolt 19 is symmetrically formed in the front side of the sliding groove 17, the width of slider 20 equals the width of the spout 17 inside wall, and when its effect was fixed on the screw hole 18 on top for guaranteeing bolt 19, fixed plate 15 can remove to spout 17 bottom top, avoids fixed plate 15 to influence transformer 2 and places on placing board 3, and when guaranteeing that bolt 19 passes through screw hole 18 and slider 20 fixed connection, can be so that fixed plate 15 is fixed.

The working principle is as follows: when the transformer 2 needs to be placed inside the protective housing 1, the limiting rod 14 is firstly rotated to release the limit of the rotating plate 7, so that the rotating plate 7 can be rotated and opened under the coordination of the rotating rod 9, the placing plate 3 is opened, the bolt 19 is then screwed to move out of the threaded hole 18 at the bottom end of the sliding groove 17, so that the fixing between the fixing plate 15 and the rubber pad 16 is released, the fixing plate 15 is pushed upwards, the bolt 19 is fixed inside the threaded hole 18 at the top end of the sliding groove 17, the fixing plate 15 is fixed on the upper part of the protective housing 1, so that the transformer 2 can be conveniently and directly placed on the placing plate 3, the rotating plate 7 is rotated to close the transformer 2, the limiting rod 14 is rotated to limit the rotating plate 7, and the second spring 11 is in a compressed state at the moment, so that the rotating plate 7 applies an extrusion force to the limiting rod 14, make gag lever post 14 carry out spacing fixed with rotor plate 7 to make transformer 2 fixed place inside protective housing 1, remove fixed plate 15 to transformer 2 top again, and fix through bolt 19 can.

After the connection between the protective housing 1 and the transformer 2 is completed, when the protective housing 1 is impacted, the impact force acts on the placing plate 3 and the rotating plate 7 through the protective housing 1 respectively, the placing plate 3 is driven to slide on the moving rod 5, the placing plate 3 and the rotating plate 7 move to compress the first spring 6 and the second spring 11 respectively, the impact force is offset by the reaction force generated by the deformation of the first spring 6 and the second spring 11, and the impact force received by the protective housing 1 is buffered.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a connection structure of dry-type transformer and protective housing, includes protective housing (1), transformer (2) and places board (3), protective housing (1) inside be provided with transformer (2) complex place board (3), its characterized in that: the movable grooves (4) are arranged on the inner side walls of the protective housings (1) on the two sides of the placing plate (3), the movable rods (5) penetrate through the two sides of the placing plate (3), the upper ends and the lower ends of the movable rods (5) are fixed on the inner side walls of the movable grooves (4), the movable rods (5) above and below the placing plate (3) are sleeved with first springs (6), the upper ends and the lower ends of the first springs (6) are fixed on the side walls of the movable grooves (4) and the placing plate (3) respectively, the rotating plate (7) is arranged on the front side of the transformer (2), the rotating rod (9) is sleeved at the bottom end of the rotating plate (7), the two ends of the rotating rod (9) are fixed on the inner side walls of the protective housings (1), placing cavities (12) are formed in the protective housings (1) on the two sides of the rotating plate (7), and fixing rods (13) are fixed inside the placing cavities (12), the transformer protection device is characterized in that a limiting rod (14) is sleeved on the fixing rod (13), a fixing plate (15) is arranged inside a protection housing (1) on the top end of the transformer (2), sliding grooves (17) are fixed on the inner side walls of the protection housing (1) at the two ends of the fixing plate (15), sliding blocks (20) matched with the sliding grooves (17) are fixed on the two sides of the fixing plate (15), the sliding blocks (20) and the sliding grooves (17) are fixed through bolts (19), threaded holes (18) matched with the sliding blocks (20) are formed in the bolts (19), and another threaded hole (18) matched with the bolts (19) is symmetrically formed in the front side of the sliding grooves (17).

2. A dry-type transformer and protective case connection structure according to claim 1, wherein: the length of the first spring (6) is greater than the height from the placing plate (3) to the side wall of the moving groove (4), and the height of the rotating plate (7) is less than the height from the rotating rod (9) to the bottom end of the protective housing (1).

3. A dry-type transformer and protective case connection structure according to claim 1, wherein: rotor plate (7) front side is provided with stripper plate (8), and all impartial telescopic link (10) of being fixed with between stripper plate (8) and dwang (9), telescopic link (10) surface all overlaps and is equipped with second spring (11), and the both ends of second spring (11) all fix respectively on stripper plate (8) and rotor plate (7) lateral wall.

4. A dry-type transformer and protective case connection structure according to claim 3, wherein: the width from the rotating plate (7) to the front side of the transformer (2) is smaller than that of the second spring (11), and the length of the limiting rod (14) is larger than that from the rotating plate (7) to the side wall of the protective housing (1).

5. A dry-type transformer and protective case connection structure according to claim 1, wherein: the fixing plate (15) is arranged to be a concave shape matched with the top end of the transformer (2), and a rubber pad (16) is glued to the bottom end of the fixing plate (15).

6. A dry-type transformer and protective case connection structure according to claim 1, wherein: the height between the upper threaded hole (18) and the lower threaded hole (18) is larger than the height of the fixing plate (15), and the width of the sliding block (20) is equal to the width of the inner side wall of the sliding groove (17).