CN215578057U

CN215578057U - Oil-immersed transformer

Info

Publication number: CN215578057U
Application number: CN202121908545.4U
Authority: CN
Inventors: 路新奎; 李艳
Original assignee: Xuzhou Johnson Electric Co ltd
Current assignee: Jiangsu Johnson Electric Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-18
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses an oil-immersed transformer, which belongs to the technical field of transformers, and the technical scheme of the oil-immersed transformer comprises a device body, wherein the bottom of the device body is provided with a mounting seat, the bottom of the inner wall of the mounting seat is movably connected with a first supporting seat, both sides of the first supporting seat are fixedly connected with a buffer mechanism, one side of the buffer mechanism, which is close to the inner wall of the mounting seat, is fixedly connected with the mounting seat, the bottom of the device body is fixedly connected with a second supporting seat, the bottom of the second supporting seat is fixedly connected with a supporting block, and the surface of the supporting block is sleeved with a buffer shell, so that the problem that an iron core in the existing oil-immersed transformer generates vibration when in work and the vibration of the iron core is inevitable, and thus electric elements of the oil-immersed transformer are damaged due to the vibration, and the normal use of the oil-immersed transformer is influenced is solved, thereby affecting the problem of use.

Description

Oil-immersed transformer

Technical Field

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

Background

An oil-immersed transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the main components of the oil-immersed transformer are a primary coil, a secondary coil and an iron core, and the oil-immersed transformer has the main functions of voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization and the like.

When the oil-immersed transformer works, the inner iron core of the oil-immersed transformer vibrates inevitably, so that some electrical elements of the oil-immersed transformer are damaged due to vibration, and the normal use of the oil-immersed transformer is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an oil-immersed transformer, and aims to solve the problem that when an existing oil-immersed transformer works, an iron core inside the oil-immersed transformer vibrates, and the vibration of the iron core is inevitable, so that some electrical elements of the oil-immersed transformer are damaged due to vibration, the normal use of the oil-immersed transformer is influenced, and the use is influenced.

The utility model is realized in such a way, the oil-immersed transformer comprises a device body, wherein the bottom of the device body is provided with an installation seat, the bottom of the inner wall of the installation seat is movably connected with a first supporting seat, both sides of the first supporting seat are fixedly connected with buffer mechanisms, one side of each buffer mechanism, which is close to the inner wall of the installation seat, is fixedly connected with the installation seat, the bottom of the device body is fixedly connected with a second supporting seat, the bottom of the second supporting seat is fixedly connected with a supporting block, the surface of the supporting block is sleeved with a buffer shell, and the bottom of the inner wall of the buffer shell is fixedly connected with a plurality of damping mechanisms;

Damper includes first movable rod, second movable rod and first spring, the bottom of first movable rod and the inner wall fixed connection who cushions the casing, the inner wall of first movable rod and the surface contact of second movable rod, first spring housing is established on the surface of first movable rod and second movable rod, the bottom of first spring and the inner wall fixed connection who cushions the casing.

In order to achieve the buffering effect, the buffering mechanism preferably includes two first rotating shafts, four second rotating shafts, four connecting rods and a second spring, one side of the second spring close to the first rotating shaft is fixedly connected to the first rotating shaft, the surfaces of the connecting rods close to one ends of the first rotating shaft and the second rotating shaft are respectively movably connected to the inner walls of the first rotating shaft and the second rotating shaft, and one side of the second rotating shaft close to the inner wall of the mounting seat and one side of the first supporting seat are respectively fixedly connected to the mounting seat and the first supporting seat.

In order to achieve the effect of stabilizing the first support seat, preferably, as an oil-immersed transformer of the present invention, a moving block is fixedly connected to the bottom of the first support seat, the surface of the moving block contacts with the inner wall of the mounting seat, and a moving groove used in cooperation with the moving block is formed in the bottom of the inner wall of the mounting seat.

In order to achieve the effect of increasing the stability of the second supporting seat, as an optimal choice for the oil-immersed transformer, fixed rods are fixedly connected to both sides of the top of the first supporting seat, a movable sleeve is sleeved on the surface of each fixed rod, a moving rod is fixedly connected to one side of the movable sleeve, which is close to the buffer shell, and one side of the moving rod, which is close to the buffer shell, is fixedly connected with the buffer shell.

In order to achieve the effect of improving the shock absorption, the bottom of the supporting block is fixedly connected with a buffer plate, the bottom of the buffer plate is fixedly connected with the top of the second movable rod, and the top of the first spring is fixedly connected with the bottom of the buffer plate.

In order to achieve the effect of limiting the buffer shell, the oil-immersed transformer is preferably configured such that the top of the first support seat is fixedly connected with a limiting rod, the bottom of the buffer shell is fixedly connected with a connecting block, and the bottom of the connecting block is provided with a first limiting groove used in cooperation with the limiting rod.

In order to achieve the effect of limiting the second supporting seat, as an optimal choice for the oil-immersed transformer of the present invention, second limiting grooves used in cooperation with the fixing rod are formed on both sides of the bottom of the second supporting seat.

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

this oil-immersed transformer, when the device body transversely shakes, can make first supporting seat remove, make first supporting seat construct the impact to the buffer engine, effort when can offsetting first supporting seat through buffer gear and remove, thereby reach the effect to the device body buffering, when the device body is shaken from top to bottom, the second supporting seat drives the support block and removes, the support block gets into the inside of buffering casing, the support block drives the inside that the second movable rod got into first movable rod, and make first spring absorption effort and take place deformation, elasticity through first spring, can absorb the vibrations of device body, reach the absorbing effect to device body absorbing.

Drawings

Fig. 1 is an overall structural view of an oil-immersed transformer of the present invention;

FIG. 2 is a cross-sectional view of the mount of the present invention;

FIG. 3 is a cross-sectional view of a cushioning shell of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

fig. 5 is a plan view of the connector block of the present invention.

In the figure, 1, an apparatus body; 2. a damping mechanism; 201. a first movable bar; 202. a second movable bar; 203. a first spring; 3. a buffer mechanism; 301. a first rotating shaft; 302. a second rotating shaft; 303. a connecting rod; 304. a second spring; 4. a mounting seat; 5. a first support base; 6. a second support seat; 7. a support block; 8. a buffer housing; 9. a moving block; 10. a moving groove; 11. fixing the rod; 12. a movable sleeve; 13. a travel bar; 14. a buffer plate; 15. a limiting rod; 16. connecting blocks; 17. a first limit groove; 18. a second limit groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-5, the present invention provides the following technical solutions: an oil-immersed transformer comprises a device body 1, wherein the bottom of the device body 1 is provided with an installation seat 4, the bottom of the inner wall of the installation seat 4 is movably connected with a first supporting seat 5, two sides of the first supporting seat 5 are fixedly connected with buffer mechanisms 3, one side, close to the inner wall of the installation seat 4, of each buffer mechanism 3 is fixedly connected with the installation seat 4, the bottom of the device body 1 is fixedly connected with a second supporting seat 6, the bottom of the second supporting seat 6 is fixedly connected with a supporting block 7, the surface of each supporting block 7 is sleeved with a buffer shell 8, and the bottom of the inner wall of each buffer shell 8 is fixedly connected with a plurality of damping mechanisms 2;

The damping mechanism 2 comprises a first movable rod 201, a second movable rod 202 and a first spring 203, the bottom of the first movable rod 201 is fixedly connected with the inner wall of the buffer shell 8, the inner wall of the first movable rod 201 is in surface contact with the second movable rod 202, the first spring 203 is sleeved on the surfaces of the first movable rod 201 and the second movable rod 202, and the bottom of the first spring 203 is fixedly connected with the inner wall of the buffer shell 8.

In this embodiment: when the device body 1 transversely shakes, can make first supporting seat 5 remove, make first supporting seat 5 cause the impact to buffer gear 3, effort when first supporting seat 5 removes can be offset through buffer gear 3, thereby reach the effect to device body 1 buffering, when the vibrations of direction about the device body 1, second supporting seat 6 drives supporting shoe 7 and removes, supporting shoe 7 gets into the inside of buffering casing 8, supporting shoe 7 drives the inside that second movable rod 202 got into first movable rod 201, and make first spring 203 absorb the effort and take place deformation, elasticity through first spring 203, can absorb the vibrations of device body 1, reach the absorbing effect to device body 1 absorbing.

As a technical optimization scheme of the present invention, the buffer mechanism 3 includes two first rotating shafts 301, four second rotating shafts 302, four connecting rods 303 and a second spring 304, one side of the second spring 304 close to the first rotating shaft 301 is fixedly connected to the first rotating shaft 301, surfaces of one ends of the connecting rods 303 close to the first rotating shaft 301 and the second rotating shaft 302 are respectively movably connected to inner walls of the first rotating shaft 301 and the second rotating shaft 302, and one sides of the second rotating shaft 302 close to an inner wall of the mounting base 4 and one side of the first supporting base 5 are respectively fixedly connected to the mounting base 4 and the first supporting base 5.

In this embodiment: lateral shifting takes place through first supporting seat 5 atress, first supporting seat 5 drives second pivot 302 and removes, remove through second pivot 302, second pivot 302 drives connecting rod 303 and removes, connecting rod 303 can drive two first pivots 301 and remove toward opposite direction, and extrude second spring 304, make second spring 304 take place to deform, elasticity through second spring 304, effort when can offsetting first supporting seat 5 and remove, thereby reach the effect to device body 1 lateral buffering.

As a technical optimization scheme of the utility model, the bottom of the first supporting seat 5 is fixedly connected with a moving block 9, the surface of the moving block 9 is in contact with the inner wall of the mounting seat 4, and the bottom of the inner wall of the mounting seat 4 is provided with a moving groove 10 matched with the moving block 9 for use.

In this embodiment: when the transverse acting force is applied, the first supporting seat 5 can move in the mounting seat 4, the first supporting seat 5 can drive the moving block 9 to move in the moving groove 10, the moving distance of the first supporting seat 5 can be limited, and the stability of the first supporting seat 5 in moving can be kept.

As a technical optimization scheme of the utility model, both sides of the top of the first supporting seat 5 are fixedly connected with fixed rods 11, the surfaces of the fixed rods 11 are sleeved with movable sleeves 12, one sides of the movable sleeves 12, which are close to the buffer shell 8, are fixedly connected with movable rods 13, and one sides of the movable rods 13, which are close to the buffer shell 8, are fixedly connected with the buffer shell 8.

In this embodiment: through the removal of buffering casing 8, buffering casing 8 drives carriage release lever 13 and removes, and carriage release lever 13 can drive movable sleeve 12 and remove on the surface of dead lever 11, can restrict the moving direction of buffering casing 8 to the stationarity of second supporting seat 6 has been increased.

As a technical optimization scheme of the utility model, the bottom of the supporting block 7 is fixedly connected with the buffer plate 14, the bottom of the buffer plate 14 is fixedly connected with the top of the second movable rod 202, and the top of the first spring 203 is fixedly connected with the bottom of the buffer plate 14.

In this embodiment: by providing the buffer plate 14, a further buffering effect can be achieved, and the protection effect on the device body 1 is improved.

As a technical optimization scheme of the utility model, the top of the first supporting seat 5 is fixedly connected with a limiting rod 15, the bottom of the buffering shell 8 is fixedly connected with a connecting block 16, and the bottom of the connecting block 16 is provided with a first limiting groove 17 matched with the limiting rod 15 for use.

In this embodiment: through setting up connecting block 16 and first spacing groove 17, can make things convenient for gag lever post 15 and connecting block 16 contact to reach the spacing effect to connecting block 16, thereby reach the spacing effect to device body 1.

As the technical optimization scheme of the utility model, the two sides of the bottom of the second supporting seat 6 are both provided with second limiting grooves 18 matched with the fixing rod 11 for use.

In this embodiment: by providing the second limit groove 18, the effect of limiting the second support seat 6 can be achieved.

The working principle is as follows: firstly, when the device body 1 works, the iron core in the device body 1 vibrates, so that the device body 1 vibrates, the second supporting seat 6 is driven to move by the vibration in the vertical direction, the supporting block 7 is driven to move by the second supporting seat 6, the supporting block 7 enters the interior of the buffer shell 8, a part of the vibration can be offset by the buffer plate 14, the buffer plate 14 continuously moves, the buffer plate 14 drives the second movable rod 202 to enter the interior of the first movable rod 201, the first spring 203 absorbs the acting force to deform, the rest vibration can be absorbed by the elasticity of the first spring 203 and drives the buffer shell 8 to move, the movable rod 13 is driven to move by the buffer shell 8, the movable sleeve 12 can be driven by the movable rod 13 to move on the surface of the fixed rod 11 until the top of the fixed rod 11 is contacted with the second limiting groove 18, the moving direction of the buffer shell 8 can be limited, then the buffer shell 8 drives the connecting block 16 to move continuously, the connecting block 16 is released from the limiting rod 15, the effect of further limiting the buffer shell 8 can be achieved, when the device body 1 transversely vibrates, through the movement of the first supporting seat 5 in the mounting seat 4, the first supporting seat 5 can drive the moving block 9 to move in the moving groove 10, the moving distance of the first supporting seat 5 can be limited and the smoothness of the moving of the first supporting seat 5 can be maintained, the first supporting seat 5 continues to drive the second rotating shaft 302 to move, by the movement of the second shaft 302, the second shaft 302 drives the connecting rod 303 to move, the connecting rod 303 can drive the two first shafts 301 to move in opposite directions, and presses the second spring 304 to deform the second spring 304, and, by the elastic force of the second spring 304, the acting force of the first supporting seat 5 during moving can be counteracted, thereby achieving the purpose of buffering the device body 1.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An oil-immersed transformer, includes device body (1), its characterized in that: the damping device is characterized in that an installation seat (4) is arranged at the bottom of the device body (1), a first supporting seat (5) is movably connected to the bottom of the inner wall of the installation seat (4), buffering mechanisms (3) are fixedly connected to both sides of the first supporting seat (5), one side, close to the inner wall of the installation seat (4), of each buffering mechanism (3) is fixedly connected with the installation seat (4), a second supporting seat (6) is fixedly connected to the bottom of the device body (1), a supporting block (7) is fixedly connected to the bottom of the second supporting seat (6), a buffering shell (8) is sleeved on the surface of each supporting block (7), and a plurality of damping mechanisms (2) are fixedly connected to the bottom of the inner wall of each buffering shell (8);

damper (2) include first movable rod (201), second movable rod (202) and first spring (203), the bottom of first movable rod (201) and the inner wall fixed connection who cushions casing (8), the inner wall of first movable rod (201) and the surface contact of second movable rod (202), the surface at first movable rod (201) and second movable rod (202) is established in first spring (203) cover, the bottom of first spring (203) and the inner wall fixed connection who cushions casing (8).

2. An oil filled transformer according to claim 1, characterized in that: buffer gear (3) include two first pivots (301), four second pivot (302), four connecting rods (303) and second spring (304), one side and first pivot (301) fixed connection that second spring (304) are close to first pivot (301), the surface that connecting rod (303) are close to first pivot (301) and second pivot (302) one end respectively with the inner wall swing joint of first pivot (301) and second pivot (302), one side that second pivot (302) are close to mount pad (4) inner wall and first support seat (5) respectively with mount pad (4) and first support seat (5) fixed connection.

3. An oil filled transformer according to claim 1, characterized in that: the bottom of the first supporting seat (5) is fixedly connected with a moving block (9), the surface of the moving block (9) is in contact with the inner wall of the mounting seat (4), and the bottom of the inner wall of the mounting seat (4) is provided with a moving groove (10) matched with the moving block (9) for use.

4. An oil filled transformer according to claim 1, characterized in that: the equal fixedly connected with dead lever (11) in both sides at first supporting seat (5) top, the surface cover of dead lever (11) is equipped with movable sleeve (12), one side fixedly connected with carriage release lever (13) that movable sleeve (12) are close to buffering casing (8), one side and buffering casing (8) fixed connection that carriage release lever (13) are close to buffering casing (8).

5. An oil filled transformer according to claim 1, characterized in that: the bottom of the supporting block (7) is fixedly connected with a buffer plate (14), the bottom of the buffer plate (14) is fixedly connected with the top of the second movable rod (202), and the top of the first spring (203) is fixedly connected with the bottom of the buffer plate (14).

6. An oil filled transformer according to claim 1, characterized in that: the top fixedly connected with gag lever post (15) of first supporting seat (5), the bottom fixedly connected with connecting block (16) of buffering casing (8), first spacing groove (17) that use with gag lever post (15) cooperation are seted up to the bottom of connecting block (16).

7. An oil filled transformer according to claim 4, characterized in that: and second limiting grooves (18) matched with the fixing rods (11) for use are formed in two sides of the bottom of the second supporting seat (6).