CN217306257U

CN217306257U - Oil-immersed transformer with stable running state

Info

Publication number: CN217306257U
Application number: CN202220452981.3U
Authority: CN
Inventors: 李智强
Original assignee: Guangdong Hualitong Transformer Co ltd
Current assignee: Guangdong Hualitong Transformer Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-08-26
Anticipated expiration: 2032-03-03

Abstract

The utility model relates to the technical field of oil-immersed transformers, in particular to an oil-immersed transformer with stable running state, which comprises a transformer body, wherein the left side and the right side of the bottom of the transformer body are fixedly connected with angle steel, the angle steel is extruded by a bulge through a grounding column and slides up along a cross frame in an adaptive manner, then a right stud is rotated to drive an outer seat and a movable plate to slide until the movable plate is pressed and fixed on the grounding column through a lock hole to lock the position of the movable plate, so that all grounding columns can be matched with a mounting surface in an attaching manner, the contact area between the grounding column and the mounting base and the mounting surface is further improved compared with the flat contact, the left stud is rotated and is matched with a half screw groove on the angle steel at the same side to push the angle steel and the transformer body to displace forwards and backwards to realize position adjustment, single step operation can realize adjustment, the operation is simpler, and the angle steel cannot be separated from the mounting base in the adjustment process, has better regulation safety.

Description

Oil-immersed transformer with stable running state

Technical Field

The utility model relates to an oil-immersed transformer technical field specifically is an oil-immersed transformer that running state is stable.

Background

The oil-immersed transformer is one of important devices in power supply and distribution systems of industrial and mining enterprises and civil buildings, the transformer oil has the characteristics of excellent performance and low price, and most power transformers still use the transformer oil as an insulating and cooling medium to ensure that the oil-immersed transformer can work for a long time.

The prior patent (publication number: CN209929091U) discloses an oil-immersed transformer, which comprises a transformer main body, wherein a mounting seat is arranged on the outer surface of the lower end of the transformer main body, connecting side plates are arranged at two ends of the mounting seat, a mounting bottom plate is arranged at the lower ends of the connecting side plates, and a limiting bottom plate is arranged on the outer surface of the lower end of the transformer main body, which is close to the outer sides of the connecting side plates. The inventor finds that the prior art has the following problems in the process of realizing the utility model: 1. the spring, the flat plate and the mounting surface have poor adaptation effect and cannot be locked, and the mounting is still lack of supporting force; 2. the transformer can be removed from being connected with the mounting base when the position of the transformer is adjusted, and great potential safety hazards are achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil-immersed transformer that running state is stable to the adaptation effect that proposes spring, flat board and installation face in solving above-mentioned background is relatively poor, and unable locking, the installation is accomplished and still is lacked the holding power, can remove the transformer when adjusting the transformer position and install being connected of base, has the problem of great potential safety hazard. In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil-immersed transformer that running state is stable, includes the transformer body, the equal fixedly connected with angle steel in the left and right sides of transformer body bottom, two be provided with the installation base between the angle steel, the left and right sides on installation base surface all rotates to inlay and is equipped with the double-screw bolt, and the left side half thread groove with double-screw bolt intermeshing is seted up to the inboard on angle steel surface.

The inboard fixedly connected with crossbearer of installation base bottom, the surperficial activity interlude of crossbearer has the ground post, and the inside of crossbearer has seted up the cavity, the inside swing joint of cavity has the fly leaf, and the surface of fly leaf set up with ground post matched with lockhole, the logical groove that corresponds with the right side double-screw bolt is seted up to the inside of cavity, the right side of fly leaf just leads to inslot fixedly connected with outer seat, and outer seat and right side double-screw bolt threaded connection.

Preferably, one end of the stud penetrates through the mounting base and is provided with an inner hexagonal spline head.

Preferably, the top end of the grounding column is fixedly connected with a clamping cap.

Preferably, a bearing is embedded at the joint of the stud and the mounting base.

Preferably, the bottom wall of the cavity is provided with a guide groove, and the bottom surface of the movable plate is fixedly connected with a guide edge which is in sliding embedded with the guide groove.

Preferably, the front side and the rear side of the surface of the angle steel are fixedly connected with rubber curtains matched with the mounting base.

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

the utility model discloses in, receive the bellying extrusion through the ground connection post, and go up the adaptation nature along the crossbearer and slide, then rotate right side double-screw bolt and drive outer seat and fly leaf and slide, press admittedly through the lockhole to its position locking on the ground connection post until the fly leaf, make all ground connection posts homoenergetic and installation face looks laminating adaptation, compare in dull and stereotyped contact area between further having improved ground connection post and installation base and the installation face, can be better prevent to receive the influence of gravity and make mounting plate sink in the installation face, and then influence holistic steady degree.

The utility model discloses in, through rotating the left side double-screw bolt to displacement realization position control around the half screw groove on the cooperation homonymy angle steel promotes this angle steel and transformer body, and single step operation can realize adjusting, and the operation is simpler, and the angle steel can not break away from the connection with the installation base in the accommodation process, has better regulation security.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a cross-sectional view of the mounting base of FIG. 1 in accordance with the present invention;

fig. 3 is a cross-sectional view of the installation base of the present invention.

In the figure: 1. a transformer body; 2. angle steel; 3. installing a base; 4. a stud; 5. a half spiral groove; 6. a cross frame; 7. a ground post; 8. a cavity; 9. a movable plate; 10. a lock hole; 11. a through groove; 12. an outer seat.

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 the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an oil-immersed transformer with stable running state comprises a transformer body 1, wherein the left side and the right side of the bottom of the transformer body 1 are fixedly connected with angle steels 2, an installation base 3 is arranged between the two angle steels 2, studs 4 are embedded into the left side and the right side of the surface of the installation base 3 in a rotating mode, and half screw grooves 5 meshed with the studs 4 are formed in the inner side of the surface of the left angle steel 2;

the inboard fixedly connected with crossbearer 6 of installation base 3 bottom, the surperficial activity interlude of crossbearer 6 has earthing rod 7, and the inside of crossbearer 6 has seted up cavity 8, the inside swing joint of cavity 8 has fly leaf 9, and the surface of fly leaf 9 set up with earthing rod 7 matched with lockhole 10, logical groove 11 that corresponds with right side double-screw bolt 4 is seted up to the inside of cavity 8, the right side of fly leaf 9 just is leading to inslot fixedly connected with outer seat 12 in groove 11, and outer seat 12 and right side double-screw bolt 4 threaded connection.

In this embodiment, as shown in fig. 1, 2, and 3, one end of the stud 4 penetrates through the mounting base 3 and is provided with an internal hexagonal spline head, so that a user can rotate the stud 4 through a tool such as an adaptive wrench, and the stud cannot be operated by others at will, and the stud has better safety.

In this embodiment, as shown in fig. 1, 2 and 3, a clamping cap is fixedly connected to the top end of the grounding post 7, and the clamping cap can limit the grounding post 7 so that it cannot be separated from the cross frame 6.

In this embodiment, as shown in fig. 1, fig. 2, and fig. 3, a bearing is embedded at a connection between the stud 4 and the mounting base 3, and the bearing can effectively reduce a friction coefficient of the stud 4 during a movement process, and can ensure rotation accuracy while limiting.

In this embodiment, as shown in fig. 1, 2 and 3, a guide groove is formed in the bottom wall of the cavity 8, a guide edge slidably engaged with the guide groove is fixedly connected to the bottom surface of the movable plate 9, and the guide edge is engaged in the guide groove to control the movable plate 9 to move in the cavity 8 only in a front-back direction, so that the operation is smoother and no separation or deviation occurs.

In this embodiment, as shown in fig. 1, 2 and 3, the front side and the rear side of the surface of the angle iron 2 are fixedly connected with rubber curtains matched with the mounting base 3, so that the displacement of the angle iron 2 along the stud 4 and the mounting base 3 is not influenced, the stud 4 can be separated to a certain extent, and the influence of external impurities on the operation of the stud 4 and other components is avoided.

The utility model discloses a use method and advantage: when the oil-immersed transformer with stable running state is used, the working process is as follows:

as shown in fig. 1, 2 and 3, firstly, when the whole transformer body 1 is matched with the installation base 3 and placed on an installation surface which is not smooth enough, the grounding post 7 is extruded by the bulge, and adaptive upward sliding is carried out along the cross frame 6, then the right stud 4 is rotated to drive the outer seat 12 and the movable plate 9 to slide, until the movable plate 9 is pressed and fixed on the grounding post 7 through the lock hole 10 to lock the position of the grounding post 7, so that all the grounding posts 7 can be fit and adapted with the installation surface, compared with the flat contact, the contact area between the grounding post 7 and the installation base 3 and the installation surface is further improved, the installation bottom plate can be better prevented from sinking on the installation surface due to the influence of gravity, and further the stability of the whole body is influenced, when the position of the transformer body 1 needs to be adjusted, a user can rotate the left stud 4 and be matched with the half screw groove 5 on the same side 2 to push the angle iron 2 and the transformer body 1 to move back and forth to realize position adjustment, the adjustment can be realized through single-step operation, the operation is simpler, the angle steel 2 cannot be disconnected with the mounting base 3 in the adjustment process, and the adjustment safety is better.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an operating condition stable oil-immersed transformer, includes transformer body (1), its characterized in that: the transformer comprises a transformer body (1), wherein the left side and the right side of the bottom of the transformer body are fixedly connected with angle steels (2), an installation base (3) is arranged between the two angle steels (2), studs (4) are embedded in the left side and the right side of the surface of the installation base (3) in a rotating mode, and half screw grooves (5) meshed with the studs (4) are formed in the inner side of the surface of the angle steel (2) on the left side;

the utility model discloses a ground connection post, including installation base (3), inboard fixedly connected with crossbearer (6) of installation base (3) bottom, the surface activity of crossbearer (6) alternates there is ground connection post (7), and the inside of crossbearer (6) has seted up cavity (8), the inside swing joint of cavity (8) has fly leaf (9), and fly leaf (9) the surface seted up with ground connection post (7) matched with lockhole (10), logical groove (11) that correspond with right side double-screw bolt (4) are seted up to the inside of cavity (8), the right side of fly leaf (9) just is leading to outer seat (12) of fixedly connected with in groove (11), and outer seat (12) and right side double-screw bolt (4) threaded connection.

2. An oil-filled transformer with stable operation according to claim 1, characterized in that: one end of the stud (4) penetrates through the mounting base (3) and is provided with an inner hexagonal spline head.

3. An oil-filled transformer with stable operation according to claim 1, characterized in that: the top end of the grounding post (7) is fixedly connected with a clamping cap.

4. An oil-filled transformer with stable operation according to claim 1, characterized in that: and a bearing is embedded at the joint of the stud (4) and the mounting base (3).

5. An oil-filled transformer with stable operation according to claim 1, characterized in that: the bottom wall of the cavity (8) is provided with a guide groove, and the bottom surface of the movable plate (9) is fixedly connected with a guide edge which is in sliding embedded with the guide groove.

6. An oil-filled transformer with stable operation according to claim 1, characterized in that: the front side and the rear side of the surface of the angle steel (2) are fixedly connected with rubber curtains matched with the mounting base (3).