CN217640866U

CN217640866U - Three-phase oil-immersed power transformer

Info

Publication number: CN217640866U
Application number: CN202123227051.2U
Authority: CN
Inventors: 王颖
Original assignee: Binhai Xiangdong Electronics Co ltd
Current assignee: Binhai Xiangdong Electronics Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-10-21
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a three-phase oil-immersed power transformer, relate to transformer technical field, including transformer body and the bottom plate of fixed mounting at the transformer body lower extreme, grab ground structure including setting up the threaded rod that installation piece and screw thread run through the installation piece on the bottom plate lateral wall, the lower extreme of threaded rod is provided with taper rod A, the cavity has been seted up to one side of taper rod A, the inside of cavity is provided with the baffle, all install electric putter on the lateral wall of baffle, electric putter's the other end is provided with taper rod B, operating personnel places the bottom plate subaerial, operating personnel runs through threaded rod and taper rod A screw thread installation piece this moment, and rotate the threaded rod, can insert ground with taper rod A, then operating personnel utilizes the switch to make electric putter work, make electric putter promote taper rod B and remove toward the cavity outside, can make taper rod B transversely insert ground, make to grab ground effectual, prevent bottom plate position shift, and convenient to use.

Description

Three-phase oil-immersed power transformer

Technical Field

The utility model relates to a transformer technical field specifically is an oil-immersed power transformer of three-phase.

Background

The oil-immersed power transformer is generally referred to as an oil-immersed transformer, and a distribution transformer is one of important devices in power supply and distribution systems of industrial and mining enterprises and civil buildings, and reduces 10 (6) kV or 35kV network voltage to 230/400V bus voltage used by users. The product is suitable for alternating current 50 (60) Hz, three-phase maximum rated capacity 2500kVA (single-phase maximum rated capacity 833kVA, and a single-phase transformer is not generally recommended), and can be used indoors (outdoors).

Current oil-immersed power transformer is when outdoor use, generally directly places it and uses subaerial, but owing to do not set up and grab ground structure, results in the transformer poor at the stability ability on ground, and the skew takes place for easy position, and the transformer is when outdoor use, and high voltage binding post and low voltage binding post's top does not have the structure of sheltering from, causes binding post's damage easily when the foreign object drops, leads to unavailability in serious time, shortens life.

To the problem, the utility model provides a three-phase oil-immersed power transformer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-phase oil-immersed power transformer, operating personnel places the bottom plate subaerial, operating personnel runs through the installation piece with threaded rod and cone pole A screw this moment, and rotate the threaded rod, can insert ground with cone pole A, then operating personnel utilizes the switch to make electric putter work, make electric putter promote cone pole B and remove toward the cavity outside, can make cone pole B transversely insert ground, make and grab ground effectual, prevent that the bottom plate position from removing, convenient to use, thereby the problem in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a three-phase oil-immersed power transformer comprises a transformer body and a bottom plate fixedly installed at the lower end of the transformer body, wherein a shielding structure is further installed at the upper end of the transformer body, an anti-collision structure is arranged on the outer side of the transformer body, and a ground-grabbing structure is arranged on one side of the bottom plate;

the ground grabbing structure comprises an installation block arranged on the outer side wall of the bottom plate and a threaded rod with threads penetrating through the installation block, and a conical rod A is arranged at the lower end of the threaded rod.

Preferably, the transformer body includes the box and sets up the upper plate in transformer body upper end, and the upper surface of upper plate is provided with high voltage wiring terminal and low voltage wiring terminal, and high voltage wiring terminal is in one side of low voltage wiring terminal, and the front end of transformer body is provided with leading board, and one side of leading board is provided with the data plate.

Preferably, the surface of the upper plate is provided with a guide groove, and one side of the upper plate is provided with a bolt.

Preferably, the shielding structure comprises a shielding frame arranged at the upper end of the upper plate and a water diversion groove arranged on the upper surface of the shielding frame, and the upper end of the shielding frame is obliquely arranged.

Preferably, the lower extreme of sheltering from the frame is provided with the guide block, and the guide block is provided with two sets ofly, and guide block and guide slot phase-match.

Preferably, a cavity is formed in one side of the cone rod A, a partition plate is arranged inside the cavity, electric push rods are mounted on the side wall of the partition plate, and a cone rod B is arranged at the other end of each electric push rod.

Preferably, the anti-collision structure comprises a side plate arranged on one side of the box body and a movable cylinder arranged on one side of the side plate, one side of the movable cylinder is connected with a piston rod, and the outer sides of the movable cylinder and the piston rod are both sleeved with elastic parts.

Preferably, one end, far away from the movable cylinder, of the piston rod is connected with two groups of anti-collision connecting plates, and anti-collision rods are uniformly laid between the two groups of anti-collision connecting plates.

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

1. the utility model provides a three-phase oil-immersed power transformer, operating personnel places the bottom plate subaerial, operating personnel runs through the installation piece with threaded rod and cone pole A screw this moment, and rotate the threaded rod, can insert ground with cone pole A, then operating personnel utilizes the switch to make electric putter work, make electric putter promote cone pole B and remove toward the cavity outside, can make cone pole B transversely insert ground, make and grab ground effectual, prevent that the bottom plate position from removing, convenient to use.

2. The utility model provides a three-phase oil-immersed power transformer, after fixing the bottom plate, operating personnel will shelter from the guide block and the guide slot mutual alignment of frame lower extreme, and in inserting the guide slot, utilize the bolt to fix, thereby can install the upper end at the upper plate with sheltering from the frame, shelter from the frame through setting up and can shelter from high voltage binding post and low voltage binding post, it makes it impaired to avoid the foreign object to drop, if there is the foreign object to be close to when the box both sides simultaneously, the elasticity portion that the utilization set up in the movable cylinder and the piston rod outside can make anticollision even board and crash bar play the effect of buffering, avoid causing the box impaired, the protecting effect is good.

Drawings

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

fig. 2 is a schematic diagram of the structure of the transformer body of the present invention;

FIG. 3 is a schematic view of the shielding structure of the present invention;

fig. 4 is an enlarged view of a point a in fig. 2 according to the present invention;

fig. 5 is a schematic structural view of the taper rod a of the present invention.

In the figure: 1. a transformer body; 11. a box body; 12. an upper plate; 121. a guide groove; 122. a bolt; 13. a high-voltage wiring terminal; 14. a low-voltage wiring terminal; 15. a front panel; 16. a nameplate; 2. a base plate; 3. a shielding structure; 31. a shielding frame; 32. a water diversion groove; 33. a guide block; 4. an anti-collision structure; 41. a side plate; 42. a movable barrel; 43. a piston rod; 44. an elastic portion; 45. an anti-collision connecting plate; 46. an anti-collision bar; 5. a ground-grasping structure; 51. mounting blocks; 52. a threaded rod; 53. a taper rod A; 531. a cavity; 532. a partition plate; 533. an electric push rod; 534. and a taper rod B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

In order to solve the technical problems that the stability of the transformer on the ground is poor, the position of the transformer is easy to shift and the use is affected due to the fact that a ground grabbing structure is not arranged, as shown in fig. 1, fig. 2 and fig. 5, the following preferred technical scheme is provided:

the utility model provides a three-phase oil-immersed power transformer, includes transformer body 1 and bottom plate 2 of fixed mounting at transformer body 1 lower extreme, and shielding structure 3 is still installed to transformer body 1's upper end, and transformer body 1's the outside is provided with crashproof structure 4, and one side of bottom plate 2 is provided with grabs ground structure 5.

The ground-grasping structure 5 comprises a mounting block 51 arranged on the outer side wall of the bottom plate 2 and a threaded rod 52 threaded through the mounting block 51, and a conical rod A53 is arranged at the lower end of the threaded rod 52.

A cavity 531 is formed in one side of the taper rod a53, a partition 532 is arranged inside the cavity 531, an electric push rod 533 is mounted on the side wall of the partition 532, and a taper rod B534 is arranged at the other end of the electric push rod 533.

Specifically, during the use, operating personnel places bottom plate 2 subaerial, operating personnel runs through installation piece 51 with threaded rod 52 and cone pole A53 screw this moment, and rotate threaded rod 52, can insert ground with cone pole A53, then operating personnel utilizes the switch to make electric putter 533 work, make electric putter 533 promote cone pole B534 and move toward cavity 531 outside, can make cone pole B534 can transversely insert ground, make and grab ground effectual, prevent that bottom plate 2 position from removing, convenient to use.

In order to solve the technical problems that when the transformer is used outdoors, the upper parts of the high-voltage wiring terminal and the low-voltage wiring terminal are not provided with shielding structures, and when a foreign object falls, the wiring terminals are easily damaged, and are seriously unusable and the service life of the wiring terminals is shortened, as shown in figures 2 to 4, the following preferable technical scheme is provided:

the transformer body 1 comprises a box body 11 and an upper plate 12 arranged at the upper end of the transformer body 1, a high-voltage wiring terminal 13 and a low-voltage wiring terminal 14 are arranged on the upper surface of the upper plate 12, the high-voltage wiring terminal 13 is located on one side of the low-voltage wiring terminal 14, a front panel 15 is arranged at the front end of the transformer body 1, and a nameplate 16 is arranged on one side of the front panel 15.

The upper plate 12 has a guide groove 121 formed on a surface thereof, and a bolt 122 is provided on one side of the upper plate 12.

The shielding structure 3 includes a shielding frame 31 disposed at the upper end of the upper plate 12 and a water guiding groove 32 disposed on the upper surface of the shielding frame 31, and the upper end of the shielding frame 31 is disposed in an inclined manner.

The lower end of the shielding frame 31 is provided with two sets of guide blocks 33, and the guide blocks 33 are matched with the guide grooves 121.

The anti-collision structure 4 comprises a side plate 41 arranged on one side of the box body 11 and a movable cylinder 42 arranged on one side of the side plate 41, a piston rod 43 is connected to one side of the movable cylinder 42, and elastic parts 44 are sleeved on the outer sides of the movable cylinder 42 and the piston rod 43.

One end of the piston rod 43, which is far away from the movable cylinder 42, is connected with two groups of anti-collision connecting plates 45, and anti-collision rods 46 are uniformly laid between the two groups of anti-collision connecting plates 45.

Specifically, after the bottom plate 2 is fixed, an operator aligns the guide block 33 at the lower end of the shielding frame 31 with the guide groove 121, inserts the guide groove 121, and fixes the shielding frame 31 by using the bolt 122, so that the shielding frame 31 can be installed at the upper end of the upper plate 12, the high-voltage wiring terminal 13 and the low-voltage wiring terminal 14 can be shielded by the shielding frame 31, and the damage caused by the falling of foreign objects is avoided, meanwhile, if the foreign objects are close to the two sides of the box body 11, the anti-collision connecting plate 45 and the anti-collision rod 46 can play a buffering effect by using the elastic parts 44 arranged at the outer sides of the movable cylinder 42 and the piston rod 43, so that the box body 11 is prevented from being damaged, and the protection effect is good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a three-phase oil-immersed power transformer, includes transformer body (1) and bottom plate (2) of fixed mounting at transformer body (1) lower extreme, its characterized in that: the transformer is characterized in that a shielding structure (3) is further mounted at the upper end of the transformer body (1), an anti-collision structure (4) is arranged on the outer side of the transformer body (1), and a ground grabbing structure (5) is arranged on one side of the bottom plate (2);

the ground grabbing structure (5) comprises an installation block (51) arranged on the outer side wall of the bottom plate (2) and a threaded rod (52) with threads penetrating through the installation block (51), and a cone rod A (53) is arranged at the lower end of the threaded rod (52).

2. A three-phase oil filled power transformer as claimed in claim 1, wherein: the transformer body (1) comprises a box body (11) and an upper plate (12) arranged on the upper end of the transformer body (1), wherein a high-voltage wiring terminal (13) and a low-voltage wiring terminal (14) are arranged on the upper surface of the upper plate (12), the high-voltage wiring terminal (13) is located on one side of the low-voltage wiring terminal (14), a front plate (15) is arranged at the front end of the transformer body (1), and a nameplate (16) is arranged on one side of the front plate (15).

3. A three-phase oil filled power transformer as claimed in claim 2, wherein: the surface of the upper plate (12) is provided with a guide groove (121), and one side of the upper plate (12) is provided with a bolt (122).

4. The three-phase oil filled power transformer according to claim 3, wherein: the shielding structure (3) comprises a shielding frame (31) arranged at the upper end of the upper plate (12) and a water diversion groove (32) arranged on the upper surface of the shielding frame (31), and the upper end of the shielding frame (31) is obliquely arranged.

5. The three-phase oil filled power transformer according to claim 4, wherein: the lower end of the shielding frame (31) is provided with two groups of guide blocks (33), and the guide blocks (33) are matched with the guide grooves (121).

6. The three-phase oil filled power transformer according to claim 1, wherein: a cavity (531) is formed in one side of the conical rod A (53), a partition plate (532) is arranged inside the cavity (531), an electric push rod (533) is mounted on the side wall of the partition plate (532), and a conical rod B (534) is arranged at the other end of the electric push rod (533).

7. A three-phase oil filled power transformer as claimed in claim 2, wherein: anticollision structure (4) are connected with piston rod (43) including setting up curb plate (41) in box (11) one side and setting up movable tube (42) in curb plate (41) one side, one side of movable tube (42), and the outside of movable tube (42) and piston rod (43) has all cup jointed elasticity portion (44).

8. The three-phase oil filled power transformer according to claim 7, wherein: one end of the piston rod (43) far away from the movable cylinder (42) is connected with two groups of anti-collision connecting plates (45), and anti-collision rods (46) are uniformly laid between the two groups of anti-collision connecting plates (45).