CN218384714U

CN218384714U - Oil-immersed transformer

Info

Publication number: CN218384714U
Application number: CN202222134309.2U
Authority: CN
Inventors: 梁伦发
Original assignee: Shenzhen Lanxin Electric Co ltd
Current assignee: Shenzhen Lanxin Electric Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-01-24
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses an oil-immersed transformer belongs to the oil-immersed transformer field, including oil-immersed transformer body and installation footing, the bottom of oil-immersed transformer body is equipped with installation adjustment mechanism, installation adjustment mechanism includes the fixed plate, two-way lead screw, the direction slide bar, first connecting block and second connecting block, the installation adjustment mechanism of setting, when oil-immersed transformer body is installing, can adjust the mounting dimension that the distance between the installation footing corresponds the change oil-immersed transformer body according to the specification of plummer, thereby conveniently install the oil-immersed transformer body on the plummer, the installation effectiveness of oil-immersed transformer body has been improved effectively, and the rubber pad through installation between the bottom of oil-immersed transformer body and fixed plate is as the shock attenuation medium, can play the effect of shock attenuation buffering to the oil-immersed transformer body, cause the influence to its normal use after receiving vibrations.

Description

Oil-immersed transformer

Technical Field

The utility model relates to an oil-immersed transformer field, in particular to oil-immersed transformer.

Background

Oil-immersed transformers use oil as the primary insulation means of the transformer and rely on oil as the cooling medium, such as oil-immersed self-cooling, oil-immersed air-cooling, oil-immersed water-cooling, forced oil circulation, etc. The oil immersed transformer is a novel high-performance transformer with more reasonable structure and better performance, and is one of important devices in power supply and distribution systems of industrial and mining enterprises and civil buildings. Traditional oil-immersed transformer often installs on the plummer through bottom welded installation footing, because the position of installation footing is in fixed state and unadjustable, leads to the specification of plummer must be fixed and adaptation oil-immersed transformer bottom installation footing to it is inconvenient to install oil-immersed transformer fixedly, has reduced oil-immersed transformer's installation effectiveness.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide an oil-immersed transformer can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oil-immersed transformer, includes oil-immersed transformer body and installation footing, the bottom of oil-immersed transformer body is equipped with installation adjustment mechanism, installation adjustment mechanism includes fixed plate, two-way lead screw, direction slide bar, first connecting block and second connecting block, the fixed plate passes through bolt and nut fixed connection in the bottom of oil-immersed transformer body, and two-way lead screw passes through the dwang swing joint at both ends in the bottom surface center of fixed plate, direction slide bar fixed connection is in the bottom surface of fixed plate and is located the both sides of two-way lead screw, two the top surface of installation footing fixed mounting respectively has first connecting block, and the top surface of installation footing still respectively fixed mounting have the second connecting block with the both sides that are located first connecting block, first connecting block swing joint is on two-way lead screw, and second connecting block swing joint is on the direction slide bar.

Preferably, a set of front and back symmetrical installation blocks are fixedly installed at the bottom end parts of the left side wall and the right side wall of the oil-immersed transformer body and the upper end parts of the left side wall and the right side wall of the fixed plate respectively, a through hole is formed in the top surface of each installation block, the bolts are installed in the through holes in an inserting mode, and the nuts are screwed in and installed at the bottom ends of the bolts.

Preferably, the embedded groove has been seted up to the top surface of fixed plate, and the inslot fixed mounting of embedded groove has the rubber pad, first recess has been seted up at the bottom surface center of fixed plate, and has seted up the mounting hole on the both ends end wall about the inslot of first recess respectively, the downthehole fixed mounting of mounting hole has the bearing, the second recess has still been seted up respectively to the bottom surface of fixed plate and the both sides that are located first recess.

Preferably, two-way lead screw is located first recess, and two-way lead screw about, both ends respectively fixed mounting have the dwang, the dwang is with the mode fixed mounting who alternates in the axle of bearing, and on the outside end wall of the dwang of two-way lead screw right-hand member installation still fixed mounting have the hand wheel, direction slide bar fixed mounting is in the second recess.

Preferably, the center of the top surface of the mounting foot is fixedly provided with a first connecting block, a threaded hole is formed in the side wall of the first connecting block, and the first connecting block is in threaded connection with the bidirectional screw rod through the threaded hole.

Preferably, the top surface of the mounting foot and the two sides of the first connecting block are respectively and fixedly provided with a second connecting block, a guide sliding hole is formed in the side wall of the second connecting block, and the second connecting block is movably mounted on the guide sliding rod through the guide sliding hole.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, the installation adjustment mechanism of setting, when the oil-immersed transformer body is installing, can adjust the mounting dimension that the distance between the installation footing corresponds the change oil-immersed transformer body according to the specification of plummer, thereby conveniently install the oil-immersed transformer body on the plummer, the installation effectiveness of oil-immersed transformer body has been improved effectively, and the rubber pad through installation between the bottom of oil-immersed transformer body and fixed plate is as the shock attenuation medium, can play the effect of shock attenuation buffering to the oil-immersed transformer body, in order to avoid the oil-immersed transformer body to cause the influence to its normal use after receiving vibrations.

Drawings

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

fig. 2 is a schematic view of the oil-immersed transformer body and the connection position of the installation adjustment mechanism of the present invention;

fig. 3 is a schematic view of the structure split of the installation adjustment mechanism of the present invention.

In the figure: 1. an oil-immersed transformer body; 2. installing an adjusting mechanism; 3. mounting bottom feet; 4. mounting a block; 5. a through hole; 6. a fixing plate; 7. a bolt; 8. a nut; 9. a groove is embedded; 10. a rubber pad; 11. a first groove; 12. a second groove; 13. mounting holes; 14. a bearing; 15. a bidirectional screw rod; 16. rotating the rod; 17. a hand wheel; 18. a guide slide bar; 19. a first connection block; 20. a threaded hole; 21. a second connecting block; 22. and (4) guiding the sliding hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, an oil-immersed transformer includes an oil-immersed transformer body 1 and mounting feet 3, a mounting adjusting mechanism 2 is disposed at the bottom of the oil-immersed transformer body 1, the mounting adjusting mechanism 2 includes a fixing plate 6, a bidirectional lead screw 15, a guide slide bar 18, a first connecting block 19 and a second connecting block 21, the fixing plate 6 is fixedly connected to the bottom of the oil-immersed transformer body 1 through a bolt 7 and a nut 8, the bidirectional lead screw 15 is movably connected to the center of the bottom surface of the fixing plate 6 through rotating rods 16 at two ends, the guide slide bar 18 is fixedly connected to the bottom surface of the fixing plate 6 and located at two sides of the bidirectional lead screw 15, the top surfaces of the two mounting feet 3 are respectively and fixedly provided with the first connecting block 19, the top surfaces of the mounting feet 3 and located at two sides of the first connecting block 19 are also respectively and fixedly provided with the second connecting block 21, the first connecting block 19 is movably connected to the bidirectional lead screw 15, and the second connecting block 21 is movably connected to the guide slide bar 18.

As shown in fig. 1-3, in this embodiment, in order to change the installation size of the oil-immersed transformer body 1 by installing the adjusting mechanism 2 to adjust the distance between the installation feet 3 according to the loading platform and facilitate installation and fixation of the oil-immersed transformer body 1, a set of installation blocks 4 which are symmetrical front and back are respectively and fixedly installed at the bottom end parts of the left and right side walls of the oil-immersed transformer body 1 and the upper end parts of the left and right side walls of the fixing plate 6, a through hole 5 is formed at the top surface of the installation block 4, a bolt 7 is inserted and installed in the through hole 5, a nut 8 is screwed and installed at the bottom end of the bolt 7, an embedded groove 9 is formed at the top surface of the fixing plate 6, a rubber pad 10 is fixedly installed in the embedded groove 9, a first groove 11 is formed at the center of the bottom surface of the fixing plate 6, and installation holes 13 are respectively formed at the left and right end walls of the first groove 11, a bearing 14 is fixedly arranged in the hole of the mounting hole 13, second grooves 12 are respectively arranged on the bottom surface of the fixing plate 6 and positioned on two sides of the first groove 11, a bidirectional screw rod 15 is positioned in the first groove 11, rotating rods 16 are respectively and fixedly arranged on the left end and the right end of the bidirectional screw rod 15, the rotating rods 16 are fixedly arranged in the shaft of the bearing 14 in a penetrating manner, a hand wheel 17 is further fixedly arranged on the outer end wall of the rotating rod 16 arranged on the right end of the bidirectional screw rod 15, a guide sliding rod 18 is fixedly arranged in the second groove 12, a first connecting block 19 is fixedly arranged at the center of the top surface of the mounting foot 3, a threaded hole 20 is arranged on the side wall of the first connecting block 19, the first connecting block 19 is in threaded connection with the bidirectional screw rod 15 through the threaded hole 20, second connecting blocks 21 are respectively and fixedly arranged on the top surface of the mounting foot 3 and positioned on two sides of the first connecting block 19, a guide sliding hole 22 is formed in the side wall of the second connecting block 21, and the second connecting block 21 is movably mounted on the guide sliding rod 18 through the guide sliding hole 22;

the use of the mounting adjustment mechanism 2 is specifically operated as follows: firstly, a fixing plate 6 is installed at the bottom of an oil-immersed transformer body 1, in the installation process, an installation block 4 installed on the oil-immersed transformer body 1 is aligned with an installation block 4 installed on the fixing plate 6 relatively, a bolt 7 is inserted into a through hole 5 formed in the installation block 4 which is symmetrical up and down, then a nut 8 is screwed into the bottom of the bolt 7, so that the fixing plate 6 is installed at the bottom of the oil-immersed transformer body 1 through the bolt 7 and the nut 8, and a rubber pad 10 installed in an embedded groove 9 formed in the top surface of the fixing plate 6 at the moment is arranged between the top surface of the fixing plate 6 and the bottom surface of the oil-immersed transformer body 1, so that after the bottom of the oil-immersed transformer body 1 is vibrated, the rubber pad 10 can buffer the force vibration by deformation of the elastic material property of the rubber pad 10 after being vibrated, and further play a role in buffering protection for the oil-immersed transformer body 1, when the oil-immersed transformer body 1 needs to be installed on the bearing platform through the installation feet 3, the distance between the installation feet 3 is adjusted according to the size of the bearing platform, the hand wheel 17 positioned on the right side of the fixing plate 6 is manually rotated, the hand wheel 17 drives the rotating rods 16 at two ends of the bidirectional screw rod 15 to rotate in the shaft of the bearing 14 installed in the installation hole 13, the rotating rods 16 drive the bidirectional screw rod 15 to rotate in the first groove 11 formed in the bottom surface of the fixing plate 6, after the bidirectional screw rod 15 starts to rotate, because the two installation feet 3 are respectively in threaded connection with the bidirectional screw rod 15 through the threaded holes 20 formed in the side wall of the first connecting block 19 installed on the top surface, the first connecting block 19 moves in the first groove 11 along the bidirectional screw rod 15 through the threaded holes 20, thereby driving the installation feet 3 to synchronously move at the bottom of the fixing plate 6, meanwhile, the second connecting block 21 mounted on the top surface of the mounting feet 3 moves in the second groove 12 along the rod body of the guide slide rod 18 through the guide slide hole 22 formed in the side wall, the mounting feet 3 symmetrical at the bottom of the fixing plate 6 at this time perform relative movement operation or opposite movement operation, so that the mounting distance between the mounting feet 3 is adjusted according to the size of the bearing platform to change the mounting size of the oil-immersed transformer body 1, and the oil-immersed transformer body 1 is conveniently mounted on the bearing platform through the mounting feet 3.

While the invention has been described in detail with reference to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.

Claims

1. The utility model provides an oil-immersed transformer, includes oil-immersed transformer body (1) and installation footing (3), its characterized in that: the bottom of oil-immersed transformer body (1) is equipped with installation adjustment mechanism (2), installation adjustment mechanism (2) are including fixed plate (6), two-way lead screw (15), direction slide bar (18), first connecting block (19) and second connecting block (21), fixed plate (6) are through bolt (7) and nut (8) fixed connection in the bottom of oil-immersed transformer body (1), and two-way lead screw (15) through dwang (16) swing joint at both ends in the bottom surface center of fixed plate (6), direction slide bar (18) fixed connection is in the bottom of fixed plate (6) and is located the both sides of two-way lead screw (15), two the top surface of installation footing (3) is fixed mounting respectively has first connecting block (19), and the top surface of installation footing (3) and the both sides that are located first connecting block (19) still respectively fixed mounting have second connecting block (21), first connecting block (19) swing joint is on two-way lead screw (15), and second connecting block (21) swing joint is on direction slide bar (18).

2. An oil filled transformer according to claim 1, characterised in that: the oil-immersed transformer is characterized in that a set of front and back symmetrical installation blocks (4) are respectively and fixedly installed at the bottom end parts of the left side wall and the right side wall of the oil-immersed transformer body (1) and the upper end parts of the left side wall and the right side wall of the fixed plate (6), through holes (5) are formed in the top surfaces of the installation blocks (4), bolts (7) are installed in the through holes (5) in an alternating mode, and nuts (8) are screwed in the bolts and installed on the bottom ends of the bolts (7).

3. An oil filled transformer according to claim 2, characterised in that: embedded groove (9) have been seted up to the top surface of fixed plate (6), and the inslot fixed mounting of embedded groove (9) has rubber pad (10), first recess (11) have been seted up at the bottom surface center of fixed plate (6), and have seted up mounting hole (13) on the both ends end wall about the inslot of first recess (11) respectively, the downthehole fixed mounting of mounting hole (13) has bearing (14), second recess (12) have still been seted up respectively to the bottom surface of fixed plate (6) and the both sides that are located first recess (11).

4. An oil filled transformer according to claim 3, characterized in that: two-way lead screw (15) are located first recess (11), and two ends respectively fixed mounting have dwang (16) about two-way lead screw (15), dwang (16) are in the axle of bearing (14) with the mode fixed mounting that alternates, and go back fixed mounting on the outside end wall of dwang (16) of two-way lead screw (15) right-hand member installation have hand wheel (17), guide slide bar (18) fixed mounting is in second recess (12).

5. An oil filled transformer according to claim 4, characterised in that: the mounting structure is characterized in that a first connecting block (19) is fixedly mounted at the center of the top surface of the mounting bottom foot (3), a threaded hole (20) is formed in the side wall of the first connecting block (19), and the first connecting block (19) is in threaded connection with the bidirectional screw rod (15) through the threaded hole (20).

6. An oil filled transformer according to claim 5, characterized in that: the top surface of the mounting bottom foot (3) and the two sides of the first connecting block (19) are respectively fixedly provided with a second connecting block (21), the side wall of the second connecting block (21) is provided with a guide sliding hole (22), and the second connecting block (21) is movably mounted on the guide sliding rod (18) through the guide sliding hole (22).