CN216487625U

CN216487625U - Assembly structure of power transformer iron core

Info

Publication number: CN216487625U
Application number: CN202122804352.0U
Authority: CN
Inventors: 王盛; 杨小飞; 吴春梅
Original assignee: Jingzhou Jiangling Shenda Electric Co ltd
Current assignee: Jingzhou Jiangling Shenda Electric Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-10
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an assembly structure of a power transformer iron core, which belongs to the technical field of transformers and comprises a support plate, wherein a placing groove is formed in the upper surface of the support plate, a support frame is arranged in the placing groove, and a support column is arranged on the upper surface of the support frame. This assembly structure of power transformer iron core, through setting up the lead screw, the removal post, the piston board, a spring, the connecting pipe, the second piston section of thick bamboo, first piston section of thick bamboo, the fixed column, the fixed orifices, insert two first screwed holes with two lead screws, two anticlockwise rotations lead screws after that, two lead screws lapse are inserted in two second screwed holes and are driven two and remove the post lapse, two removal posts drive two first piston board lapse and extrude two springs, this device drives four fixed columns through two first piston sections and moves the installation of accomplishing the first iron core of a plurality of and a plurality of second iron core outward, make the device can install fast and dismantle.

Description

Assembly structure of power transformer iron core

Technical Field

The utility model belongs to the technical field of transformers, and particularly relates to an assembly structure of an iron core of a power transformer.

Background

The iron core is a main magnetic circuit part in the transformer, and is generally formed by laminating hot-rolled or cold-rolled silicon steel sheets which contain high silicon content and are coated with insulating paint on the surfaces.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the utility model provides an assembly structure of an iron core of a power transformer, which solves the problems that the assembly efficiency is low due to complex operation of the existing iron core during assembly, and the iron core needs to be fixed after corresponding to the installation position during installation after assembly, so that the labor consumption is high.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an assembly structure of power transformer iron core, includes the backup pad, the standing groove has been seted up to the upper surface of backup pad, be provided with the support frame in the standing groove, the upper surface of support frame is provided with the support column, first recess has been seted up to the inner wall lower surface of support frame.

The second recess has been seted up to the lower surface of support column, the inner wall of first recess is provided with the first iron core of a plurality of, the inner wall of second recess is provided with a plurality of second iron core, and the surface of the first iron core of a plurality of is provided with three coil, two first screw holes have been seted up to the upper surface of support column.

Two second screw holes have been seted up to the upper surface of support frame, and two movable grooves have been seted up to the inner wall lower surface of two second screw holes, the inner wall of movable groove is provided with first piston cylinder, the lower surface of first piston cylinder is provided with the connecting pipe, the both ends of connecting pipe are connected with two second piston cylinders respectively, and the equal sliding connection of inner wall of two second piston cylinders has the second piston board, and the looks back of two second piston boards all is provided with the fixed column.

As a further scheme of the utility model: four fixing holes are formed in the inner wall of the placing groove, and the inner walls of the four fixing holes are in lap joint with the outer surfaces of the four fixing columns.

As a further scheme of the utility model: the back of first recess and second recess all is provided with three screw, and the connecting hole has all been seted up on the front of the first iron core of a plurality of, and the position of a plurality of connecting hole is corresponding.

As a further scheme of the utility model: the outer surface of the screw is in lap joint with the inner walls of the connecting holes, and one end of the screw is in threaded connection with a nut.

As a further scheme of the utility model: the inner wall of the first piston cylinder is provided with a first piston plate, and the upper surface of the first piston plate is provided with a moving column.

As a further scheme of the utility model: the lower surface of the first piston plate is fixedly connected with a spring, and one end of the spring is fixedly connected with the inner wall of the first piston cylinder.

As a further scheme of the utility model: the inner wall of the first threaded hole and the inner wall of the second threaded hole are in threaded connection with the same screw rod, and the bottom end of the screw rod is in lap joint with the top end of the movable column.

(III) advantageous effects

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

1. the assembly structure of the power transformer iron core inserts two screw rods into two first threaded holes by arranging the screw rods, the moving column, the first piston plate, the spring, the connecting pipe, the second piston cylinder, the first piston cylinder, the fixed column and the fixed hole, then the two screw rods are rotated anticlockwise, the two screw rods move downwards to be inserted into the two second threaded holes and drive the two moving columns to move downwards, the two moving columns drive the two first piston plates to move downwards and extrude the two springs, the two first piston plates move to discharge air in the two first piston cylinders into the two connecting pipes and enter the four second piston cylinders, then, the four fixing columns are driven to move outwards to be inserted into the four fixing holes, the four fixing columns are driven to move outwards through the two first piston cylinders to complete installation of the plurality of first iron cores and the plurality of second iron cores, and therefore the device can be installed and disassembled quickly.

2. This assembly structure of power transformer iron core, through setting up first iron core, second iron core, screw and nut, this device accomplishes the fixed to the first iron core of a plurality of and a plurality of second iron core through six screws and six nuts, guarantees the stability of the first iron core of a plurality of and a plurality of second iron core at the during operation.

3. This assembly structure of power transformer iron core through setting up support frame, support column, lead screw, first screw hole, second screw hole, and this device is accomplished to support frame and support column connection through two lead screws and is fixed, can protect first iron core of a plurality of and a plurality of second iron core through support frame and support column.

Drawings

FIG. 1 is a schematic perspective sectional view of a support frame according to the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of a support plate according to the present invention;

fig. 4 is a schematic perspective view of a second core according to the present invention;

fig. 5 is a schematic perspective view of a first core according to the present invention;

FIG. 6 is a schematic perspective sectional view of a support column according to the present invention;

FIG. 7 is a schematic perspective view of a mobile column according to the present invention;

FIG. 8 is a schematic perspective view of a fixing post according to the present invention;

in the figure: 1. a support plate; 2. a placement groove; 3. a support frame; 4. a support pillar; 5. a first iron core; 6. a coil; 7. a second iron core; 8. a first groove; 9. a second groove; 10. a first threaded hole; 11. a movable groove; 12. a first piston cylinder; 13. a second piston cylinder; 14. fixing a column; 15. a connecting pipe; 16. a screw rod; 17. a fixing hole; 18. a nut; 19. a screw; 20. connecting holes; 21. a spring; 22. moving the column; 23. a first piston plate; 24. a second threaded hole; 25. a second piston plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, the present invention provides a technical solution: the utility model provides an assembly structure of power transformer iron core, includes backup pad 1, and standing groove 2 has been seted up to the upper surface of backup pad 1, is provided with support frame 3 in the standing groove 2, and the upper surface of support frame 3 is provided with support column 4, and first recess 8 has been seted up to the inner wall lower surface of support frame 3.

Second recess 9 has been seted up to the lower surface of support column 4, and the inner wall of first recess 8 is provided with the first iron core 5 of a plurality of, and the inner wall of second recess 9 is provided with a plurality of second iron core 7, and the surface of the first iron core 5 of a plurality of is provided with three coil 6, and two first screw holes 10 have been seted up to the upper surface of support column 4.

Two second screw holes 24 have been seted up to the upper surface of support frame 3, two movable grooves 11 have been seted up to the inner wall lower surface of two second screw holes 24, the inner wall of movable groove 11 is provided with first piston barrel 12, the lower surface of first piston barrel 12 is provided with connecting pipe 15, the both ends of connecting pipe 15 are connected with two second piston barrels 13 respectively, the equal sliding connection of inner wall of two second piston barrels 13 has second piston plate 25, two back of the body surfaces of second piston plate 25 all are provided with fixed column 14, through setting up first piston barrel 12, first piston plate 23 and second piston barrel 13, when first piston plate 23 downstream, arrange the gas in first piston barrel 12 in two second piston barrels 13 and drive two second piston plates 25 outwards to move through connecting pipe 15.

Specifically, as shown in fig. 3, four fixing holes 17 are formed in the inner wall of the placement groove 2, the inner walls of the four fixing holes 17 are in lap joint with the outer surfaces of the four fixing columns 14, and by arranging the fixing columns 14 and the fixing holes 17, when the fixing columns 14 are inserted into the fixing holes 17, the support frame 3 is mounted and fixed.

Specifically, as shown in fig. 1 and 6, three screws 19 are respectively disposed on the back surfaces of the first groove 8 and the second groove 9, connection holes 20 are respectively disposed on the front surfaces of the plurality of first iron cores 5, and the positions of the plurality of connection holes 20 correspond to each other.

Specifically, as shown in fig. 1, the outer surface of the screw 19 is overlapped with the inner wall of the plurality of connecting holes 20, one end of the screw 19 is connected with the nut 18 through threads, and by arranging the screw 19 and the nut 18, the six screws 19 and the six nuts 18 complete the fixation of the plurality of first iron cores 5 and the plurality of second iron cores 7, so that the stability of the plurality of first iron cores 5 and the plurality of second iron cores 7 during operation is ensured.

Specifically, as shown in fig. 7, the inner wall of the first piston cylinder 12 is provided with a first piston plate 23, and the upper surface of the first piston plate 23 is provided with a moving column 22.

Specifically, as shown in fig. 7, a spring 21 is fixedly connected to a lower surface of the first piston plate 23, one end of the spring 21 is fixedly connected to an inner wall of the first piston cylinder 12, and by providing the spring 21, when the lead screw 16 is far away from the moving column 22, the first piston plate 23 is driven to move upward by the elastic force of the spring 21.

Specifically, as shown in fig. 1, the inner wall of the first threaded hole 10 and the inner wall of the second threaded hole 24 are in threaded connection with the same screw rod 16, and the bottom end of the screw rod 16 is overlapped with the top end of the movable column 22.

The working principle of the utility model is as follows:

s1, when the first iron cores 5 need to be installed, a plurality of first iron cores 5 are placed in the first movable grooves 11, three coils 6 are sleeved on the plurality of first iron cores 5, then a plurality of second iron cores 7 are placed in the second grooves 9, the plurality of second iron cores 7 are in lap joint with the upper surfaces of the plurality of first iron cores 5, and then six screws 19 penetrate through the first grooves 8, the second grooves 9 and the six connecting holes 20 respectively;

s2, fixing the first iron cores 5 and the second iron cores 7 through six nuts 18, moving the support frame 3 into the placing groove 2, inserting the two screw rods 16 into the two first threaded holes 10, rotating the two screw rods 16 anticlockwise, moving the two screw rods 16 downwards, inserting the two screw rods 16 into the two second threaded holes 24, and driving the two moving columns 22 to move downwards;

s3, the two moving pillars 22 drive the two first piston plates 23 to move downward and extrude the two springs 21, the two first piston plates 23 move to discharge the air in the two first piston cylinders 12 into the two connecting pipes 15 and enter the four second piston cylinders 13, and then drive the four second piston plates 25 and the four fixed pillars 14 to move outward and insert into the four fixed holes 17, at this time, the installation of the plurality of first iron cores 5 and the plurality of second iron cores 7 is completed.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An assembly structure of power transformer core, includes backup pad (1), its characterized in that: a placing groove (2) is formed in the upper surface of the supporting plate (1), a supporting frame (3) is arranged in the placing groove (2), a supporting column (4) is arranged on the upper surface of the supporting frame (3), and a first groove (8) is formed in the lower surface of the inner wall of the supporting frame (3);

a second groove (9) is formed in the lower surface of the supporting column (4), a plurality of first iron cores (5) are arranged on the inner wall of the first groove (8), a plurality of second iron cores (7) are arranged on the inner wall of the second groove (9), three coils (6) are arranged on the outer surfaces of the first iron cores (5), and two first threaded holes (10) are formed in the upper surface of the supporting column (4);

two second screw holes (24) are formed in the upper surface of the support frame (3), two movable grooves (11) are formed in the lower surface of the inner wall of the two second screw holes (24), a first piston cylinder (12) is arranged on the inner wall of each movable groove (11), a connecting pipe (15) is arranged on the lower surface of each first piston cylinder (12), two second piston cylinders (13) are connected to the two ends of each connecting pipe (15) respectively, second piston plates (25) are connected to the inner walls of the two second piston cylinders (13) in a sliding mode, and fixing columns (14) are arranged on the back of the two second piston plates (25).

2. An assembling structure of a core of a power transformer according to claim 1, characterized in that: four fixing holes (17) are formed in the inner wall of the placing groove (2), and the inner walls of the four fixing holes (17) are in lap joint with the outer surfaces of the four fixing columns (14).

3. An assembling structure of a core of a power transformer according to claim 1, characterized in that: the back of first recess (8) and second recess (9) all is provided with three screw (19), and connecting hole (20) have all been seted up on the front of a plurality of first iron core (5), and the position of a plurality of connecting hole (20) is corresponding.

4. An assembling structure of a core of a power transformer according to claim 3, characterized in that: the outer surface of the screw (19) is lapped with the inner walls of the connecting holes (20), and one end of the screw (19) is in threaded connection with a nut (18).

5. An assembling structure of a core of a power transformer according to claim 1, characterized in that: the inner wall of the first piston cylinder (12) is provided with a first piston plate (23), and the upper surface of the first piston plate (23) is provided with a moving column (22).

6. An assembling structure of a core of a power transformer according to claim 5, characterized in that: the lower surface of the first piston plate (23) is fixedly connected with a spring (21), and one end of the spring (21) is fixedly connected with the inner wall of the first piston cylinder (12).

7. An assembling structure of a core of a power transformer according to claim 5, characterized in that: the inner wall of the first threaded hole (10) and the inner wall of the second threaded hole (24) are in threaded connection with the same screw rod (16), and the bottom end of the screw rod (16) is in lap joint with the top end of the movable column (22).