CN217847639U

CN217847639U - Dry-type iron core shunt reactor of indoor transformer substation

Info

Publication number: CN217847639U
Application number: CN202220938937.3U
Authority: CN
Inventors: 周小伦; 周海伦; 郑大洋; 杨自圣
Original assignee: Hangzhou Jingcheng Electrical Equipments Co ltd
Current assignee: Hangzhou Jingcheng Electrical Equipments Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-11-18
Anticipated expiration: 2032-04-22

Abstract

The utility model belongs to the technical field of the paralleling reactor technique and specifically relates to an indoor transformer substation dry-type iron core paralleling reactor, which comprises a housin, fixed mounting has the cage on the casing, the rotatable copper post of installing on the casing, still include the wire, wire one end runs through the casing and rotatable the installing in copper post bottom, rotatable the installing in the cage has the pivot, fixed mounting has the sleeve pipe conductor on the copper post, the interpolation of sleeve pipe conductor is equipped with the conductor pole, it rotates to rotate the pivot to rotate the grab handle drive pivot, the copper post is synchronous to rotate, because both sides all set up the inclined plane, thereby make conductor pole one end leave at the internal cover, and the spring atress shrink, make conductor pole and one of them cover body separate, later again through rotating the conductor pole to next cover internal, thereby make the conductor pole insert the cover internal, thereby accomplish first reactor, the switching between second reactor and the third reactor, the electric current is by the copper post through the sleeve pipe conductor in proper order, the conductor pole, conductor pole, conductor and reactor.

Description

Dry-type iron core shunt reactor of indoor transformer substation

Technical Field

The utility model relates to a shunt reactor technical field especially relates to an indoor transformer substation dry-type iron core shunt reactor.

Background

A reactor, also called an inductor, generates a magnetic field in a certain space occupied by a conductor when the conductor is energized, so that all electrical conductors capable of carrying current have an inductive property in the general sense. However, the inductance of the electrified long straight conductor is small, and the generated magnetic field is not strong, so that the actual reactor is a reactor in which a conducting wire is wound into a solenoid shape, and is called an air-core reactor.

At present, a shunt reactor in a power system mainly plays a role in compensating capacitive current of a long-distance power transmission line, reducing line loss and the like. The basic principle is that a certain inductive reactance is set, when the load of a power grid changes, the capacitive current in a line also changes, and the capacity of a shunt reactor cannot change in time. The compensation of the capacitive current is influenced, and therefore the dry-type iron core shunt reactor of the indoor transformer substation is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the capacity of the dry-type iron core shunt reactor of the indoor transformer substation can not be changed in time, the defect of the compensation of the capacitive current is influenced, and the dry-type iron core shunt reactor of the indoor transformer substation is provided.

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

the design is an indoor dry-type iron core shunt reactor of a transformer substation, which comprises a housin, fixed mounting has the cage on the casing, the rotatable copper post of installing still includes the wire on the casing, wire one end runs through the casing and rotatable the installation in copper post bottom, the rotatable pivot of installing on the cage, the pivot runs through the cage and links firmly with the copper post.

Fixed mounting has the sleeve pipe conductor on the copper post, the sleeve pipe conductor interpolation is equipped with the conductor pole, fixedly connected with spring in the sleeve pipe conductor, the spring tip links firmly on the conductor pole, conductor pole one end both sides all are provided with the inclined plane, be provided with three intercommunication mechanisms that are the circumference array and distribute on the casing, still include first reactor, second reactor and third reactor, first reactor, second reactor and third reactor all install on the casing and respectively with three intercommunication mechanism electric connection.

Preferably, a handle is fixedly installed at the top of the rotating shaft.

Preferably, the communicating mechanism comprises a support, the support is fixedly mounted on the shell, a sleeve body is fixedly mounted at the top of the support, one end of the conductor rod can be inserted into the sleeve body, a conductor is fixedly mounted in the sleeve body, a conducting wire is connected onto the conductor, and the conducting wire on the conductor is connected with the first reactor, the second reactor and the third reactor respectively.

Preferably, equal electrically connected has connecting wire on first reactor, second reactor and the third reactor, fixed mounting has a plurality of signboard on the cage.

Preferably, a plurality of supporting legs are fixedly mounted at the bottom of the shell, and the isolating cover is provided with a heat dissipation groove.

The utility model provides an indoor transformer substation dry-type iron core shunt reactor, beneficial effect lies in: the external access of wire one end is connected, when needing to switch over the reactor of different capacity, the rotation grab handle drives the pivot and rotates, the copper post rotates in step, because both sides all set up the inclined plane, thereby make conductor pole one end leave at set internal, and the spring atress shrink, make conductor pole and one of them cover body separation, later through rotating the conductor pole to next cover internal again, thereby it is internal to make the conductor pole insert the cover, thereby accomplish first reactor, the switching between second reactor and the third reactor, the electric current is by the copper post through the sleeve pipe conductor in proper order, the conductor pole, conductor and reactor.

Drawings

Fig. 1 is the utility model provides an indoor transformer substation dry-type iron core shunt reactor's schematic structure diagram.

Fig. 2 is an enlarged cross-sectional view of the dry-type iron core shunt reactor of the indoor transformer substation provided by the utility model.

Fig. 3 is an enlarged cross-sectional view of the connection mechanism of the dry-type iron core shunt reactor of the indoor transformer substation.

In the figure: the device comprises a shell 1, an isolation cover 2, a copper column 3, a lead 4, a rotating shaft 5, a grab handle 6, a sleeve conductor 7, a conductor rod 8, an inclined plane 9, a sleeve body 10, a conductor 11, a spring 12, a support 13, a first reactor 14, a second reactor 15, a third reactor 16, a connecting lead 17, a signboard 18, a supporting leg 19 and a heat dissipation groove 20.

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.

Example 1:

referring to fig. 1-3, an indoor transformer substation dry-type iron core shunt reactor comprises a shell 1, wherein an isolation cover 2 is fixedly mounted on the shell 1, a copper column 3 is rotatably mounted on the shell 1, a wire 4 is further included, one end of the wire 4 penetrates through the shell 1 and is rotatably mounted at the bottom of the copper column 3, a rotating shaft 5 is rotatably mounted on the isolation cover 2, and the rotating shaft 5 penetrates through the isolation cover 2 and is fixedly connected with the copper column 3. Conductor elements on the shell 1 are protected through the isolation cover 2, a sleeve conductor 7 is fixedly mounted on the copper column 3, a conductor rod 8 is inserted in the sleeve conductor 7, a spring 12 is fixedly connected in the sleeve conductor 7, the end portion of the spring 12 is fixedly connected to the conductor rod 8, inclined planes 9 are arranged on two sides of one end of the conductor rod 8, three groups of communication mechanisms distributed in a circumferential array mode are arranged on the shell 1, and the isolation cover further comprises a first reactor 14, a second reactor 15 and a third reactor 16, wherein the first reactor 14, the second reactor 15 and the third reactor 16 are all mounted on the shell 1 and are respectively electrically connected with the three communication mechanisms. The top of the rotating shaft 5 is fixedly provided with a grab handle 6. During switching, the rotating shaft 5 is driven to rotate through the rotating handle 6, the copper columns 3 synchronously rotate, and the inclined planes 9 are arranged on the two sides, so that one ends of the conductor rods 8 are separated in the sleeve body 10, the springs 12 are stressed and contracted, the conductor rods 8 are reset through the springs 12, reactors of different specifications are selected through switching to different communication mechanisms, and the communication mechanisms can play a role in current conduction.

Example 2:

referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the communicating mechanism includes a support 13, the support 13 is fixedly installed on the casing 1, a sleeve 10 is fixedly installed on the top of the support 13, one end of the conductor rod 8 can be inserted into the sleeve 10, a conductor 11 is fixedly installed in the sleeve 10, a conducting wire is connected to the conductor 11, and conducting wires on the three conductors 11 are respectively connected to the first reactor 14, the second reactor 15 and the third reactor 16. The first reactor 14, the second reactor 15 and the third reactor 16 are all electrically connected with connecting wires 17, and a plurality of identification plates 18 are fixedly mounted on the isolation cover 2. A plurality of supporting legs 19 are fixedly arranged at the bottom of the shell 1, and a heat dissipation groove 20 is formed in the isolation cover 2.

The working principle is as follows: the external access of wire 4 one end is connected, when needing to switch over the reactor of different capacity, the rotation grab handle 6 drives pivot 5 and rotates, copper post 3 rotates in step, because both sides all set up inclined plane 9, thereby make conductor pole 8 one end leave in the cover body 10, and spring 12 atress shrink, make conductor pole 8 separate with one of them cover body 10, later again through rotating conductor pole 8 to next cover body 10 in, thereby make conductor pole 8 insert in the cover body 10, thereby accomplish the first reactor 14, the switching between second reactor 15 and the third reactor 16, the electric current is by copper post 3 through sleeve pipe conductor 7, conductor pole 8, conductor 11 and reactor in proper order.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The dry-type iron core shunt reactor of the indoor transformer substation comprises a shell (1) and is characterized in that an isolation cover (2) is fixedly mounted on the shell (1), a copper column (3) is rotatably mounted on the shell (1), a wire (4) is further included, one end of the wire (4) penetrates through the shell (1) and is rotatably mounted at the bottom of the copper column (3), a rotating shaft (5) is rotatably mounted on the isolation cover (2), and the rotating shaft (5) penetrates through the isolation cover (2) and is fixedly connected with the copper column (3);

fixed mounting has sleeve pipe conductor (7) on copper post (3), the interpolation of sleeve pipe conductor (7) is equipped with conductor pole (8), fixedly connected with spring (12) in sleeve pipe conductor (7), spring (12) tip links firmly on conductor pole (8), conductor pole (8) one end both sides all are provided with inclined plane (9), be provided with three groups of connectivity mechanisms that are the circumference array and distribute on casing (1), still include first reactor (14), second reactor (15) and third reactor (16), first reactor (14), second reactor (15) and third reactor (16) all install on casing (1) and respectively with three connectivity mechanism electric connection.

2. The indoor substation dry-type iron core shunt reactor according to claim 1, characterized in that a grab handle (6) is fixedly mounted at the top of the rotating shaft (5).

3. The indoor transformer substation dry-type iron core shunt reactor according to claim 1, characterized in that the communication mechanism comprises a support (13), the support (13) is fixedly installed on the shell (1), a sleeve body (10) is fixedly installed at the top of the support (13), one end of the conductor rod (8) can be inserted into the sleeve body (10), a conductor (11) is fixedly installed in the sleeve body (10), a lead is connected to the conductor (11), and the leads on the three conductors (11) are respectively connected with a first reactor (14), a second reactor (15) and a third reactor (16).

4. An indoor transformer substation dry-type iron core shunt reactor according to claim 3, characterized in that all electrically connected with connecting wire (17) on first reactor (14), second reactor (15) and third reactor (16), a plurality of signboard (18) are fixed and installed on cage (2).

5. An indoor transformer substation dry-type iron core shunt reactor according to claim 1, characterized in that a plurality of supporting legs (19) are fixedly installed at the bottom of the casing (1), and the isolation cover (2) is provided with a heat dissipation groove (20).