CN219286186U

CN219286186U - Combined transformer

Info

Publication number: CN219286186U
Application number: CN202320184852.5U
Authority: CN
Inventors: 刘磊
Original assignee: Yunnan Jinggong Electrical Engineering Co ltd
Current assignee: Yunnan Jinggong Electrical Engineering Co ltd
Priority date: 2023-02-11
Filing date: 2023-02-11
Publication date: 2023-06-30
Anticipated expiration: 2033-02-11

Abstract

The utility model discloses a combined transformer, which comprises an upper half ring core body and a lower half ring core body, wherein a junction box is fixedly arranged on the lower surface of the lower half ring core body, a wiring terminal and a wire clamping mechanism are symmetrically and fixedly arranged on the front surface of the junction box, the wire clamping mechanism comprises a supporting plate, a sliding groove is formed in the upper surface of the supporting plate, an adjusting screw rod is arranged on the front surface of the supporting plate in a penetrating manner, a movable block is arranged between the sliding groove and a vertical frame, and a wire clamping ring is fixedly arranged on the upper surface of the vertical frame, and the combined transformer has the advantages that: because set up card line mechanism, install on binding post after the electric wire passes the card line loop, screw up fastening bolt, can tighten the electric wire, clockwise or anticlockwise rotation adjusting screw, drive movable block advance or the backward movement in the spout of seting up on the layer board, and then drive the grudging post and be close to or keep away from binding post, can straighten the electric wire of tight setting, the application of this mutual-inductor is effectual has avoided above-mentioned problem and has improved the practicality of equipment.

Description

Combined transformer

Technical Field

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

Background

The combined transformer is also called an open type current transformer, is suitable for current measurement and microcomputer protection of power supply equipment below 35KV and 10KV of an alternating current power system, and has the characteristics of small volume, light weight, openability, convenience in installation and the like.

However, in the prior art, since the electric wire is directly installed on the connecting terminal, the electric wire is easy to bend, and then the electric wire is easy to melt and break, so that the operation of the combined transformer is interrupted, and the application of the combined transformer effectively avoids the problems and improves the practicability of the equipment.

Disclosure of Invention

The utility model aims to provide a combined transformer.

In order to solve the technical problems, the technical scheme of the utility model is that the combined transformer comprises an upper half ring core body and a lower half ring core body, wherein a junction box is fixedly arranged on the lower surface of the lower half ring core body, a wiring terminal and a wire clamping mechanism are symmetrically and fixedly arranged on the front surface of the junction box, the wire clamping mechanism comprises a supporting plate, a sliding groove is formed in the upper surface of the supporting plate, an adjusting screw rod is arranged on the front surface of the supporting plate in a penetrating manner, a movable block is arranged between the sliding groove and a vertical frame, a wire clamping ring is fixedly arranged on the upper surface of the vertical frame, and a fastening bolt is arranged on the upper surface of the wire clamping ring in a penetrating manner.

Preferably, a first limit seat is fixedly arranged at one end of the upper half ring core body, a sub-shaft seat is fixedly arranged at the other end of the upper half ring core body, and limit mechanisms are fixedly arranged on the front surface and the rear surface of the upper half ring core body.

Preferably, the upper surface of the first limit seat is provided with a limit screw in a penetrating way.

Preferably, the limiting mechanism comprises a limiting base, the lower surface of the limiting base is symmetrically and fixedly provided with a sleeve, the middle of the lower surface of the sleeve is penetrated and provided with a contact supporting rod, and the inside of the sleeve is fixedly provided with a damping spring.

Preferably, one end of the lower semi-ring core body is fixedly provided with a second limiting seat, the other end of the lower semi-ring core body is fixedly provided with a lock shaft seat, the upper surface of the second limiting seat is fixedly provided with a clamping screw tube, the lock shaft seat and the sub-shaft seat are combined to form an axle hinge, the lower semi-ring core body is movably connected with the upper semi-ring core body through the axle hinge, and the limiting screw rod penetrates through the first limiting seat and is in threaded engagement with the clamping screw tube.

Preferably, the lower surface of the abutting rod is fixedly provided with an abutting plate, and one end of the abutting rod extending to the inside of the sleeve is fixedly connected with the damping spring.

Preferably, the wire clamping mechanism is fixedly arranged below the wiring terminal, the vertical frame is movably connected with the sliding groove through the movable block, and one end of the adjusting screw extending to the inside of the sliding groove is in threaded engagement connection with the movable block.

By adopting the technical scheme, as the wire clamping mechanism is arranged, the wire passes through the wire clamping ring and then is arranged on the wiring terminal, the fastening bolt is screwed, the wire can be fastened, the adjusting screw rod is rotated clockwise or anticlockwise, the movable block is driven to move forwards or backwards in the sliding groove formed in the supporting plate, the stand is driven to be close to or far away from the wiring terminal, the fastened wire can be straightened, the wire is prevented from being fused due to bending, and the smoothness of current circulation in the circuit of the combined transformer is ensured;

because set up stop gear, support and press the conflict board, the conflict board drives conflict pole compression damping spring and contracts and retract in the sleeve pipe that sets up on getting into spacing base, conveniently pass combination formula mutual-inductor with the cable, loosen the conflict board, the conflict pole drives the conflict board under damping spring's elastic action and supports to press at the cable surface, conveniently install combination formula mutual-inductor block on business turn over line cable, and damping spring utilizes damping characteristic can cushion the vibration impact force that eliminates the cable and swing in-process transmission, the stability of combination formula mutual-inductor in the use has been improved.

Drawings

Fig. 1 is a schematic perspective view of a combined transformer according to the present utility model;

fig. 2 is a partial exploded view of a combined transformer according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

fig. 4 is a sectional view of a limiting mechanism of a combined transformer according to the present utility model.

In the figure, 1, an upper semi-ring core body; 2. a first limit seat; 3. a sub-shaft seat; 4. a limiting mechanism; 5. a lower half ring core; 6. a junction box; 7. a second limit seat; 8. a lock shaft seat; 9. a limit screw; 10. a limit base; 11. a sleeve; 12. a touch-up rod; 13. a damping spring; 14. a contact plate; 15. a connection terminal; 16. a wire clamping mechanism; 17. a clamping screw tube; 18. a supporting plate; 19. a chute; 20. adjusting a screw rod; 21. a vertical frame; 22. a movable block; 23. a wire clamping ring; 24. and (5) fastening a bolt.

Description of the embodiments

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In embodiment 1, as shown in fig. 1-4, the utility model provides a combined transformer, which comprises an upper half ring core 1 and a lower half ring core 5, wherein a junction box 6 is fixedly arranged on the lower surface of the lower half ring core 5, a junction terminal 15 and a wire clamping mechanism 16 are symmetrically and fixedly arranged on the front surface of the junction box 6, the wire clamping mechanism 16 comprises a supporting plate 18, a sliding groove 19 is arranged on the upper surface of the supporting plate 18, an adjusting screw rod 20 is arranged on the front surface of the supporting plate 18 in a penetrating way, a movable block 22 is arranged between the sliding groove 19 and a vertical frame 21, a wire clamping ring 23 is fixedly arranged on the upper surface of the vertical frame 21, a fastening bolt 24 is arranged on the upper surface of the wire clamping ring 23 in a penetrating way, a first limiting seat 2 is fixedly arranged at one end of the upper half ring core 1, a sub-shaft seat 3 is fixedly arranged at the other end of the upper half ring core 1, the upper surface of the first limiting seat 2 is penetrated and provided with a limiting screw rod 9, one end of the lower semi-ring core body 5 is fixedly provided with a second limiting seat 7, the other end of the lower semi-ring core body 5 is fixedly provided with a lock shaft seat 8, the upper surface of the second limiting seat 7 is fixedly provided with a clamping screw 17, the lock shaft seat 8 and the sub-shaft seat 3 are combined to form a shaft hinge, the lower semi-ring core body 5 is movably connected with the upper semi-ring core body 1 through the shaft hinge, the limiting screw rod 9 penetrates through the first limiting seat 2 and is in threaded engagement with the clamping screw 17, a wire clamping mechanism 16 is fixedly arranged below the wiring terminal 15, a stand 21 is movably connected with a sliding groove 19 through a movable block 22, and one end of the adjusting screw 20 extending to the inside of the sliding groove 19 is in threaded engagement with the movable block 22.

Because the wire clamping mechanism 16 is arranged, the wire passes through the wire clamping ring 23 and then is arranged on the wiring terminal 15, the fastening bolt 24 is screwed, the wire can be fastened, the adjusting screw rod 20 is rotated clockwise or anticlockwise, the movable block 22 is driven to move forward or backward in the sliding groove 19 formed in the supporting plate 18, the stand 21 is driven to be close to or far away from the wiring terminal 15, the fastened wire can be straightened, the wire is prevented from being fused due to bending, the smoothness of current circulation in a circuit of the combined transformer is ensured, and the application of the transformer effectively avoids the problems and improves the practicability of equipment.

Embodiment 2, unlike embodiment 1, as shown in fig. 1, 2 and 4, the front surface and the rear surface of the upper half ring core 1 are both fixedly provided with a limiting mechanism 4, the limiting mechanism 4 comprises a limiting base 10, the lower surface of the limiting base 10 is symmetrically and fixedly provided with a sleeve 11, the middle part of the lower surface of the sleeve 11 is provided with a supporting contact rod 12 in a penetrating way, the inside of the sleeve 11 is fixedly provided with a damping spring 13, the lower surface of the supporting contact rod 12 is fixedly provided with a supporting plate 14, and one end of the supporting contact rod 12 extending to the inside of the sleeve 11 is fixedly connected with the damping spring 13.

Owing to set up stop gear 4, support and press conflict board 14, conflict board 14 drives and supports the sleeve pipe 11 that the compression damping spring 13 of feeler lever 12 retracted and get into and set up on spacing base 10, conveniently pass the combination formula mutual-inductor with the cable, loosen conflict board 14, support feeler lever 12 and drive conflict board 14 under damping spring 13's elastic action and support and press at the cable surface, conveniently install combination formula mutual-inductor block on business turn over line cable, and damping spring 13 utilizes damping characteristic can cushion and eliminate the vibration impact force that the cable was thrown the in-process and transmit, the stability of combination formula mutual-inductor in the use has been improved, the application of this mutual-inductor is effectual to avoid above-mentioned problem and improved the practicality of equipment.

The whole working principle of the combined type transformer is that firstly, the sub-shaft seat 3 is clamped in the lock shaft seat 8, movable connection of the upper half-ring core body 1 and the lower half-ring core body 5 is completed, a wire inlet and outlet cable passes through the annular iron core body formed by the upper half-ring core body 1 and the lower half-ring core body 5, then, the clamping screw 17 arranged on the second limiting seat 7 is inserted into the first limiting seat 2, the limiting screw 9 is screwed down, the limiting screw 9 is inserted into the clamping screw 17 by utilizing threaded engagement, combined connection of the upper half-ring core body 1 and the lower half-ring core body 5 is completed, the abutting plate 14 is pressed, the abutting plate 14 drives the abutting rod 12 to compress the damping spring 13 to retract into the sleeve 11 arranged on the limiting base 10, the position of the combined type transformer on the wire inlet and outlet cable is conveniently changed, the abutting plate 14 is loosened, the abutting rod 12 is driven to abut against the surface of the cable under the elastic action of the damping spring 13, the damping spring 13 can buffer and eliminate vibration impact force transmitted in the process by utilizing the damping characteristic, then, the limiting screw 9 is installed on the wiring terminal 15 after passing through the clamping wire loop 23, the fastening block 24 is screwed down, the wire can be tightly fastened to the wire guide 21 or the wire guide 21 is tightly screwed down, the wire guide 21 is tightly or the combined type transformer is prevented from being driven to rotate, and the wire guide 21 is further, the problem is prevented from being caused, and the wire guide is further, the wire guide to rotate is further, the wire guide is prevented from moving forward, and the wire guide 21 is far from moving forward, and the wire guide device is far from the wire guide device.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. The utility model provides a combination formula mutual-inductor, includes first semi-ring core (1) and lower semi-ring core (5), its characterized in that: the utility model discloses a wire clamping device, including lower semi-ring core (5), terminal box (6) are installed to lower surface fixed mounting of lower semi-ring core (5), terminal (15) and card line mechanism (16) are installed to the front surface symmetry of terminal box (6), card line mechanism (16) are including layer board (18), spout (19) have been seted up to the upper surface of layer board (18), accommodate the lead screw (20) are installed in the front surface penetration of layer board (18), be provided with movable block (22) between spout (19) and riser (21), the upper surface fixed mounting of riser (21) has card line ring (23), fastening bolt (24) are installed in the upper surface penetration of card line ring (23).

2. A modular transformer as claimed in claim 1, wherein: one end of the upper half ring core body (1) is fixedly provided with a first limiting seat (2), the other end of the upper half ring core body (1) is fixedly provided with a sub-shaft seat (3), and both the front surface and the rear surface of the upper half ring core body (1) are fixedly provided with limiting mechanisms (4).

3. A modular transformer as claimed in claim 2, wherein: the upper surface of the first limiting seat (2) is provided with a limiting screw rod (9) in a penetrating way.

4. A modular transformer as claimed in claim 2, wherein: the limiting mechanism (4) comprises a limiting base (10), a sleeve (11) is symmetrically and fixedly arranged on the lower surface of the limiting base (10), a contact supporting rod (12) is arranged in the middle of the lower surface of the sleeve (11) in a penetrating mode, and a damping spring (13) is fixedly arranged in the sleeve (11).

5. A modular transformer as claimed in claim 3, wherein: the novel lock is characterized in that a second limiting seat (7) is fixedly arranged at one end of the lower half ring core body (5), a lock shaft seat (8) is fixedly arranged at the other end of the lower half ring core body (5), a clamping screw tube (17) is fixedly arranged on the upper surface of the second limiting seat (7), the lock shaft seat (8) and the sub-shaft seat (3) are combined to form a shaft hinge, the lower half ring core body (5) is movably connected with the upper half ring core body (1) through the shaft hinge, and a limiting screw rod (9) penetrates through the first limiting seat (2) and is in threaded engagement with the clamping screw tube (17).

6. The combination transformer of claim 4, wherein: the lower surface of the abutting rod (12) is fixedly provided with an abutting plate (14), and one end of the abutting rod (12) extending to the inside of the sleeve (11) is fixedly connected with the damping spring (13).

7. A modular transformer as claimed in claim 1, wherein: the wire clamping mechanism (16) is fixedly arranged below the wiring terminal (15), the vertical frame (21) is movably connected with the sliding groove (19) through the movable block (22), and one end of the adjusting screw rod (20) extending to the inside of the sliding groove (19) is in threaded engagement connection with the movable block (22).