CN220456195U

CN220456195U - Novel combined current transformer

Info

Publication number: CN220456195U
Application number: CN202321406085.4U
Authority: CN
Inventors: 赵贵阳; 霍海池
Original assignee: Huai'an Elstone Electric Co ltd
Current assignee: Huai'an Elstone Electric Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2024-02-06
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a novel combined current transformer, which relates to the technical field of current transformers and comprises a base, wherein a plurality of symmetrically distributed movable grooves are formed in the top of the base, a plurality of inserted bars are connected to the tops of the movable grooves in a sliding mode, when the inserted bars slide on the inner sides of the movable grooves, the device can be buffered under the action of a spring II, an upper current transformer winding and a lower current transformer winding can be assembled through a combined structure I, and a plurality of bases can be combined and spliced through a combined structure II, so that the problems that when the current transformer is used, the shock absorption performance of the current transformer is poor, when the current transformer is impacted outside, the current transformer lacks the limiting performance in the buffering process, the use stability of the current transformer is reduced, and when one of the current transformers fails, the current transformer needs to be replaced integrally, and resources are wasted easily caused are solved.

Description

Novel combined current transformer

Technical Field

The utility model relates to the technical field of current transformers, in particular to a novel combined current transformer.

Background

The current transformer is made according to the electromagnetic induction principle, and mainly consists of a closed iron core and windings, wherein the number of turns of a primary winding is small, the number of turns of a secondary winding is large in a circuit of current to be measured, the secondary winding is connected in series in a measuring instrument and a protection loop, and the secondary loop of the current transformer is always closed when the current transformer works, so that the impedance of a series coil of the measuring instrument and the protection loop is small, and the working state of the current transformer is close to short circuit.

When current transformer uses, the shock attenuation nature that current transformer used is relatively poor, and when current transformer received outside striking, current transformer lacks the limiting performance of buffering process, reduces the stability that current transformer used, and most combination current transformer is integrative setting moreover, when one of them mutual-inductor breaks down, needs to carry out the whole change, causes the waste on the resource easily, and for this reason, we propose a novel combination current transformer.

Disclosure of Invention

The utility model aims at: in order to solve the problems of the background technology, the utility model provides a novel combined current transformer.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a novel combination formula current transformer, includes the base, a plurality of movable slots that are symmetric distribution have been seted up at the base top, and is a plurality of equal sliding connection in movable slot top has the inserted bar, the inserted bar bottom extends to the movable slot inboard and fixedly connected with spring two, spring two bottoms and the inboard bottom fixed connection of movable slot, a plurality of inserted bar top fixedly connected with is same current transformer winding down, current transformer winding top is provided with current transformer winding down, go up current transformer winding and current transformer winding down and carry out fixed connection through integrated configuration one, be provided with on the base and carry out integrated configuration two of equipment between a plurality of bases.

Further, the bottom of the inserted link is fixedly connected with a limiting block, and the top of the second spring is fixedly connected with the bottom of the limiting block.

Further, the inner side of the upper current transformer winding is rotationally connected with a threaded rod, the inner side of the lower current transformer winding is rotationally connected with two threaded rods which are symmetrically distributed, the threaded rods are connected with connecting rods in a threaded manner, one end of each threaded rod is rotationally connected with an arc-shaped plate I, and two ends of each connecting rod are fixedly connected with arc-shaped plates II.

Further, a rotating block is fixedly connected to the threaded rod.

Further, the first integrated configuration includes two fixed plates that are symmetrical distribution of fixed connection on last current transformer winding, two U templates that are symmetrical distribution of fixedly connected with on the lower current transformer winding, fixed plate bottom fixedly connected with movable plate, fixedly connected with rack on the movable plate, movable plate and the inboard sliding connection of U template, the inboard sliding connection of U template has the limiting plate, limiting plate is close to movable plate one side fixedly connected with rack two, rack one and rack two meshing.

Further, two sliding grooves which are symmetrically distributed are formed in the inner side of the U-shaped plate, the inner sides of the sliding grooves are respectively and slidably connected with a sliding block, the limiting plate is fixedly connected between the two sliding blocks, the inner sides of the sliding grooves are respectively and fixedly connected with a first spring, and one end of the first spring, which is close to the sliding blocks, is fixedly connected with the sliding blocks.

Further, the second combined structure comprises an L-shaped groove formed in one side of the base, an L-shaped plate is fixedly connected to the other side of the base, and the L-shaped plate can be clamped with the inner side of the L-shaped groove.

The beneficial effects of the utility model are as follows:

the utility model can extrude the second spring when the second spring slides inside the movable groove, and can buffer the second spring, and can buffer the lower current transformer winding, and can buffer the device, and can assemble the upper current transformer winding and the lower current transformer winding through the first combined structure, and can facilitate the combined assembly of the device, and can combine and splice a plurality of bases through the second combined structure, and simultaneously facilitate the disassembly of the plurality of bases, thereby facilitating the maintenance and replacement of the device.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of the connection structure of the U-shaped plate and the movable plate of the utility model;

FIG. 3 is a schematic view of a structure according to the present utility model;

FIG. 4 is a schematic view of a second embodiment of the present utility model;

reference numerals: 1. a base; 2. an L-shaped plate; 3. a rod; 4. a lower current transformer winding; 5. a U-shaped plate; 6. a fixing plate; 7. a current transformer winding is arranged; 8. a moving plate; 9. a first rack; 10. a limiting plate; 11. a first spring; 12. a chute; 13. a slide block; 14. a threaded rod; 15. a rotating block; 16. a connecting rod; 17. an arc-shaped plate I; 18. a second rack; 19. arc-shaped plate II; 20. a movable groove; 21. a limiting block; 22. a second spring; 23. an L-shaped groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1-4, a novel combined current transformer comprises a base 1, a plurality of symmetrically distributed movable slots 20 are formed in the top of the base 1, a plug rod 3 is slidably connected to the tops of the movable slots 20, the bottoms of the plug rods 3 extend to the inner sides of the movable slots 20 and are fixedly connected with a second spring 22, the bottoms of the second springs 22 are fixedly connected with the bottoms of the inner sides of the movable slots 20, the tops of the plug rods 3 are fixedly connected with a same lower current transformer winding 4, an upper current transformer winding 7 is arranged on the top of the lower current transformer winding 4, the upper current transformer winding 7 and the lower current transformer winding 4 are fixedly connected through a first combined structure, a second combined structure capable of assembling the plurality of base 1 is arranged on the base 1, in some embodiments, the plug rod 3 can squeeze the second spring 22 when the inner sides of the movable slots 20 slide, and can buffer the second spring 22, and further buffer the lower current transformer winding 4, and further buffer the device, and further can buffer the upper current transformer winding 7 and the lower current transformer winding 4, and further can be conveniently assembled through the first combined structure, the combined current transformer is convenient to replace the combined current transformer, the combined device is convenient to replace the current transformer and the current transformer, the combined device is low in the current transformer is convenient to replace the combined with the base 1, the whole replacement is needed, and the waste of resources is easily caused.

As shown in fig. 4, in some embodiments, the bottom of the insert rod 3 is fixedly connected with a limiting block 21, the top of the second spring 22 is fixedly connected with the bottom of the limiting block 21, and the insert rod 3 can be further limited by the limiting block 21, so that the insert rod 3 is prevented from sliding out of the movable groove 20.

As shown in fig. 3 and fig. 4, in some embodiments, the inner side of the upper current transformer winding 7 is rotationally connected with a threaded rod 14, the inner side of the lower current transformer winding 4 is rotationally connected with two threaded rods 14 which are symmetrically distributed, the threaded rods 14 are all in threaded connection with a connecting rod 16, one end of each threaded rod 14 is rotationally connected with an arc-shaped plate one 17, two ends of each connecting rod 16 are fixedly connected with an arc-shaped plate two 19, the threaded rods 14 are rotated, and then the threaded rods 14 are made to stretch out and draw back on one side of each connecting rod 16, and then the arc-shaped plates one 17 are driven to slide on the inner side of the arc-shaped plates two 19, so that wires passing through the inner sides of the upper current transformer winding 7 and the lower current transformer winding 4 can be clamped.

As shown in fig. 3 and 4, in some embodiments, a rotating block 15 is fixedly connected to the threaded rod 14, and the rotating block 15 is rotated, so as to drive the threaded rod 14 to rotate.

As shown in fig. 2, in some embodiments, the first combined structure includes two symmetrically-distributed fixing plates 6 fixedly connected to the upper current transformer winding 7, two symmetrically-distributed U-shaped plates 5 are fixedly connected to the lower current transformer winding 4, a moving plate 8 is fixedly connected to the bottom of the fixing plate 6, a rack one 9 is fixedly connected to the moving plate 8, the moving plate 8 is slidably connected to the inner side of the U-shaped plate 5, a limiting plate 10 is slidably connected to the inner side of the U-shaped plate 5, a rack two 18 is fixedly connected to one side of the limiting plate 10, the rack one 9 is meshed with the rack two 18, the limiting plate 10 slides on the inner side of the U-shaped plate 5, and then the rack two 18 is driven to be separated or meshed with the rack one 9, so that the moving plate 8 slides on the inner side of the U-shaped plate 5 or is limited, and assembly between the upper current transformer winding 7 and the lower current transformer winding 4 is facilitated.

As shown in fig. 2, in some embodiments, two symmetrically distributed sliding grooves 12 are formed on the inner side of the U-shaped board 5, sliding blocks 13 are slidably connected on the inner sides of the two sliding grooves 12, a limiting plate 10 is fixedly connected between the two sliding blocks 13, a first spring 11 is fixedly connected on the inner sides of the two sliding grooves 12, one end of the first spring 11 close to the sliding blocks 13 is fixedly connected with the sliding blocks 13, the first spring 11 slides on the inner sides of the sliding grooves 12 through the sliding blocks 13, and then the first spring 11 can be extruded, and under the action of the first spring 11, the sliding blocks 13 can slide on the inner sides of the sliding grooves 12 away from one side of the first spring 11.

As shown in fig. 1 and 3, in some embodiments, the two combined structures include an L-shaped groove 23 formed on one side of the base 1, an L-shaped plate 2 is fixedly connected to the other side of the base 1, the L-shaped plate 2 can be clamped with the inner side of the L-shaped groove 23, and the multiple bases 1 can be spliced and fixed conveniently through the clamping of the inner side of the L-shaped plate 2 and the inner side of the L-shaped groove 23, so that multiple devices can be assembled and installed and fixed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a novel combination formula current transformer, includes base (1), its characterized in that: the utility model discloses a current transformer winding, including base (1), movable groove (20) that are symmetrical distribution has been seted up at base (1) top, a plurality of equal sliding connection in movable groove (20) top has inserted bar (3), inserted bar (3) bottom extends to movable groove (20) inboard and fixedly connected with spring two (22), spring two (22) bottom and movable groove (20) inboard bottom fixed connection, a plurality of inserted bar (3) top fixedly connected with is same current transformer winding (4), current transformer winding (7) are provided with at current transformer winding (4) top down, go up current transformer winding (7) and current transformer winding (4) down and carry out fixed connection through integrated configuration one, be provided with on base (1) and assemble integrated configuration two between a plurality of bases (1).

2. The novel combined current transformer according to claim 1, wherein: the bottom of the inserted link (3) is fixedly connected with a limiting block (21), and the top of the second spring (22) is fixedly connected with the bottom of the limiting block (21).

3. The novel combined current transformer according to claim 1, wherein: the inner side of the upper current transformer winding (7) is rotationally connected with a threaded rod (14), the inner side of the lower current transformer winding (4) is rotationally connected with two threaded rods (14) which are symmetrically distributed, the threaded rods (14) are connected with connecting rods (16) in a threaded manner, one end of each threaded rod (14) is rotationally connected with an arc-shaped plate I (17), and two ends of each connecting rod (16) are fixedly connected with arc-shaped plates II (19).

4. A novel combined current transformer according to claim 3, wherein: the threaded rod (14) is also fixedly connected with a rotating block (15).

5. The novel combined current transformer according to claim 1, wherein: the combined structure I comprises two symmetrically distributed fixing plates (6) fixedly connected to an upper current transformer winding (7), two symmetrically distributed U-shaped plates (5) are fixedly connected to a lower current transformer winding (4), a movable plate (8) is fixedly connected to the bottom of the fixing plates (6), a first rack (9) is fixedly connected to the movable plate (8), the movable plate (8) is slidably connected with the inner side of the U-shaped plates (5), a limiting plate (10) is slidably connected to the inner side of the U-shaped plates (5), a second rack (18) is fixedly connected to one side of the limiting plate (10) close to the movable plate (8), and the first rack (9) is meshed with the second rack (18).

6. The novel combined current transformer according to claim 5, wherein: two sliding grooves (12) which are symmetrically distributed are formed in the inner side of the U-shaped plate (5), the inner sides of the sliding grooves (12) are respectively and slidably connected with a sliding block (13), the limiting plate (10) is fixedly connected between the two sliding blocks (13), springs I (11) are respectively and fixedly connected with the inner sides of the sliding grooves (12), and one ends, close to the sliding blocks (13), of the springs I (11) are fixedly connected with the sliding blocks (13).

7. The novel combined current transformer according to claim 1, wherein: the second combined structure comprises an L-shaped groove (23) formed in one side of the base (1), the other side of the base (1) is fixedly connected with an L-shaped plate (2), and the L-shaped plate (2) can be clamped with the inner side of the L-shaped groove (23).