CN211788484U

CN211788484U - Fixing base for current transformer

Info

Publication number: CN211788484U
Application number: CN202020290513.1U
Authority: CN
Inventors: 毕风雷
Original assignee: Suzhou Jingyi Switch Co ltd
Current assignee: Suzhou Jingyi Switch Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-10-27
Anticipated expiration: 2030-03-11

Abstract

The utility model discloses a unable adjustment base for current transformer relates to current transformer unable adjustment base technical field, and for solving when changing the current transformer of different specifications, original unable adjustment base descends to current transformer's fixed stability, in order to ensure to use normally, needs to change unable adjustment base simultaneously, has increased the problem of cost. The top of mount pad is provided with adjusts the seat, the top of adjusting the seat is provided with the fixed station, the below of fixed station is provided with the turning block, the one end of turning block extends to the inside of adjusting the seat, the inside of adjusting the seat all is provided with the recess with the outside of turning block, the inside of fixed station is provided with the slide, the top of fixed station is provided with current transformer, current transformer's both sides all are provided with the grip block, the one end of grip block run through the fixed station and be connected, two with slide gas welding be provided with the sleeve between the grip block, telescopic inside is provided with the gag lever post.

Description

Fixing base for current transformer

Technical Field

The utility model relates to a current transformer unable adjustment base technical field specifically is a unable adjustment base for current transformer.

Background

The current transformer principle is based on the electromagnetic induction principle. The current transformer is composed of a closed iron core and a winding. The primary winding of the current transformer has few turns and is connected in series in a circuit of current to be measured, so that all current of the circuit always flows through the current transformer, the secondary winding has more turns and is connected in series in a measuring instrument and a protection circuit, and the secondary circuit 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 circuit is very small, and the working state of the current transformer is close to short circuit. The current in the lines of power generation, transformation, transmission, distribution and utilization is very different, from several amperes to several tens of thousands of amperes. For the convenience of measurement, protection and control, conversion to a more uniform current is required, and in addition, the voltage on the line is generally higher, which is very dangerous if the direct measurement is carried out. The current transformer plays the role of current transformation and electric isolation.

At present, need carry out fixed mounting with the help of unable adjustment base when using current transformer, general unable adjustment base size and current transformer all are the assorted, when changing the current transformer of different specifications, original unable adjustment base descends to current transformer's fixed stability, in order to ensure to use normally, need change unable adjustment base simultaneously, have increased the cost, can not satisfy the user demand. Therefore, a fixing base for a current transformer is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a unable adjustment base for current transformer to propose when changing the current transformer of different specifications in solving above-mentioned background art, original unable adjustment base descends current transformer's fixed stability, in order to ensure to use normally, needs to change unable adjustment base simultaneously, has increased the cost, can not satisfy the problem of user demand.

In order to achieve the above object, the utility model provides a following technical scheme: a fixed base for a current transformer comprises a mounting seat, wherein a plurality of mounting holes are formed in the mounting seat, a regulating seat is arranged above the mounting seat and is integrated with the mounting seat, a fixed table is arranged above the regulating seat, a rotating block is arranged below the fixed table and is integrated with the fixed table, one end of the rotating block extends into the regulating seat, grooves are formed in the regulating seat and the outer portion of the rotating block, a sliding plate is arranged in the fixed table and is in sliding connection with the fixed table, the current transformer is arranged above the fixed table and is attached to the fixed table, clamping blocks are arranged on two sides of the current transformer and are attached to the current transformer, one end of each clamping block penetrates through the fixed table and is in gas welding connection with the sliding plate, and grip block and fixed station sliding connection, two be provided with the sleeve between the grip block, telescopic inside is provided with the gag lever post, and the gag lever post is provided with two, and the one end of two gag lever posts all runs through the sleeve and extends to the inside of grip block.

Preferably, be provided with the ball between regulation seat and the turning block, and the both ends of ball all extend to the inside of recess, the ball all rotates with regulation seat and turning block and is connected.

Preferably, the outside of adjusting the seat is provided with lock nut, and lock nut is provided with threely, and three lock nut's one end all runs through the inside of adjusting the seat and extending to the regulation seat, lock nut and regulation seat threaded connection, one side of lock nut is provided with the block rubber, and block rubber and lock nut set up structure as an organic whole, the block rubber laminates with the turning block mutually.

Preferably, the both sides of fixed station all are provided with adjusting nut first, and the inside that the slide was run through and extended to the fixed station to the one end of adjusting nut first, adjusting nut first rotates with the fixed station to be connected, and adjusting nut first and slide threaded connection.

Preferably, the telescopic inside is provided with the spout, the outside of gag lever post is provided with the lug, and lug and gag lever post set up structure as an organic whole, the one end of lug extends to the inside of spout, and lug and sleeve sliding connection.

Preferably, two the top of grip block all is provided with adjusting nut second, and the inside that the gag lever post and extend to the grip block is run through to the one end of adjusting nut second, adjusting nut second rotates with the grip block to be connected, and adjusting nut second and gag lever post threaded connection.

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

1. the utility model discloses a device passes through the setting of adjusting nut first, slide and grip block, rotates adjusting nut first, because adjusting nut first and slide threaded connection rotate with the fixed station and be connected, rotates the in-process at adjusting nut first and can drive slide horizontal migration, because slide and grip block set up as an organic whole, and with fixed station sliding connection, will drive grip block synchronous movement to change the interval between two grip blocks, then can carry out horizontal centre gripping to the current transformer of different specifications and fix. The problem of can adjust the interval between two grip blocks and fix the current transformer of different specifications is solved.

2. The utility model is provided with the limiting rod, the sleeve and the adjusting nut B, and the length of the limiting rod can be automatically adjusted when the clamping block moves due to the sliding connection of the limiting rod and the sleeve; rotate adjusting nut second, because adjusting nut second rotates with the grip block and is connected, with gag lever post threaded connection, rotate the in-process at adjusting nut second and can drive the gag lever post lift, drive the sleeve lift then and carry out spacing fixed to current transformer, reduce current transformer vibration amplitude, improve stability. The problem of vertical spacing fixed to current transformer, can effectual reduction current transformer vibration range, avoid current transformer to fix lax is solved.

3. The utility model is provided with the rotating block, the ball and the locking nut, and the rotating block is rotationally connected with the adjusting seat, so that the adjusting seat can rotate when acting force is applied to the adjusting seat, thereby driving the current transformer to rotate and facilitating wiring; the ball can reduce the rotation resistance of the rotating block, so that the rotating block can rotate conveniently; because lock nut and regulation seat threaded connection can change lock nut length rotating lock nut, carry out spacing fixed to the turning block then, avoid the turning block atress to take place to rotate in the use. The problem of rotate the direction that the turning block adjusted current transformer, be convenient for carry out the wiring is solved.

Drawings

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

FIG. 2 is a connection diagram of the sleeve and the current transformer of the present invention;

FIG. 3 is a connection diagram of the turning block and the adjusting seat of the present invention;

FIG. 4 is a connection diagram of the position limiting rod and the clamping block of the present invention;

fig. 5 is a connection diagram of the slide plate, the fixing table and the clamping block of the present invention.

In the figure: 1. a mounting seat; 2. mounting holes; 3. an adjusting seat; 4. rotating the block; 5. a ball bearing; 6. a groove; 7. a fixed table; 8. locking the nut; 9. a current transformer; 10. a clamping block; 11. a limiting rod; 12. a sleeve; 13. a slide plate; 14. adjusting a nut A; 15. adjusting a nut B; 16. a bump; 17. a chute; 18. a rubber block.

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.

Referring to fig. 1-5, the present invention provides an embodiment: a fixed base for a current transformer comprises a mounting seat 1, a mounting hole 2 is arranged in the mounting seat 1, a plurality of mounting holes 2 are arranged, an adjusting seat 3 is arranged above the mounting seat 1, the adjusting seat 3 and the mounting seat 1 are arranged into an integral structure, a fixed table 7 is arranged above the adjusting seat 3, a rotating block 4 is arranged below the fixed table 7, the rotating block 4 and the fixed table 7 are arranged into an integral structure, one end of the rotating block 4 extends into the adjusting seat 3, grooves 6 are arranged in the adjusting seat 3 and outside the rotating block 4, a sliding plate 13 is arranged in the fixed table 7, the sliding plate 13 is connected with the fixed table 7 in a sliding manner, the current transformer 9 is arranged above the fixed table 7, the current transformer 9 is attached to the fixed table 7, clamping blocks 10 are arranged on two sides of the current transformer 9, and the clamping blocks 10 are attached to the current transformer 9, the grip block 10 can be fixed to the horizontal centre gripping of current transformer 9, and the one end of grip block 10 runs through fixed station 7 and is connected with slide 13 gas welding, and grip block 10 and fixed station 7 sliding connection are provided with sleeve 12 between two grip blocks 10, and the inside of sleeve 12 is provided with gag lever post 11, and gag lever post 11 is provided with two, and the one end of two gag lever posts 11 all runs through sleeve 12 and extends to the inside of grip block 10.

Further, adjust and be provided with ball 5 between seat 3 and the turning block 4, and the both ends of ball 5 all extend to the inside of recess 6, ball 5 with adjust seat 3 and turning block 4 and all rotate and be connected. The rolling resistance of the turning block 4 can be reduced through the rolling balls 5, so that the turning block 4 can conveniently rotate.

Further, the outside of adjusting seat 3 is provided with lock nut 8, and lock nut 8 is provided with threely, and the one end of three lock nut 8 all runs through and adjusts seat 3 and extend to the inside of adjusting seat 3, and lock

nut

8 and 3 threaded connection of adjusting seat, one side of lock nut 8 is provided with block rubber 18, and block rubber 18 sets up structure as an organic whole with lock nut 8, and block rubber 18 laminates with turning block 4 mutually. The rotating block 4 can be limited and fixed through the locking nut 8, and the rubber block 18 increases the friction force between the rubber block and the rotating block 4, so that the clamping is more stable.

Further, both sides of fixed station 7 all are provided with adjusting nut first 14, and the inside that slide 13 and extension to fixed station 7 are run through to adjusting nut first 14 one end, and adjusting nut first 14 rotates with fixed station 7 to be connected, and adjusting nut first 14 and slide 13 threaded connection. The sliding plate 13 can be driven to slide by rotating the adjusting nut A14, and then the clamping block 10 is driven to be clamped and fixed.

Further, the inside of sleeve 12 is provided with spout 17, and the outside of gag lever post 11 is provided with lug 16, and lug 16 sets up structure as an organic whole with gag lever post 11, and the one end of lug 16 extends to the inside of spout 17, and lug 16 and sleeve 12 sliding connection. The bump 16 can limit the position of the limiting rod 11 when the limiting rod 11 extends and contracts, and the limiting rod 11 is ensured to be in a horizontal state.

Further, adjusting nuts second 15 are arranged above the two clamping blocks 10, one ends of the adjusting nuts second 15 penetrate through the limiting rod 11 and extend to the inside of the clamping blocks 10, the adjusting nuts second 15 are rotatably connected with the clamping blocks 10, and the adjusting nuts second 15 are in threaded connection with the limiting rod 11. The limiting rod 11 can be driven to ascend and descend by rotating the adjusting nut B15, and then the sleeve 12 is driven to ascend and descend so as to vertically clamp and fix the current transformer 9.

The working principle is as follows: during the use, place current transformer 9 on fixed station 7, insert gag lever post 11 from one side of grip block 10, once run through grip block 10, current transformer 9 and insert the inside of another grip block 10, insert the inside of grip block 10 from the top of grip block 10 with adjusting nut second 15 again to with gag lever post 11 threaded connection. When the adjusting nut A14 is rotated, the adjusting nut A14 is in threaded connection with the sliding plate 13 and is rotationally connected with the fixed platform 7, the sliding plate 13 is driven to slide when the adjusting nut A14 is rotated, the clamping blocks 10 are driven to move, and when the adjusting nut A14 rotates clockwise, the two clamping blocks 10 are indirectly driven to move reversely, so that the distance between the two adjusting nut A14 is increased; when the adjusting nut nail 14 rotates anticlockwise, the two clamping blocks 10 are indirectly driven to move oppositely, and the distance between the two adjusting nut nails 14 is reduced. The adjusting nut B15 is rotated to drive the limiting rod 11 to lift, and then the sleeve 12 is driven to vertically clamp and fix the current transformer 9. When the direction of the current transformer 9 needs to be adjusted, the locking nut 8 is firstly loosened, acting force is applied to the rotating block 4, and the rotating block 4 is enabled to horizontally rotate due to the fact that the rotating block 4 is rotatably connected with the adjusting seat 3, so that the direction of the current transformer 9 is adjusted, and after the current transformer is adjusted, the current transformer can be locked by the locking nut 8.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A unable adjustment base for current transformer, includes mount pad (1), its characterized in that: the mounting structure is characterized in that a mounting hole (2) is formed in the mounting seat (1), a plurality of mounting holes (2) are formed in the mounting hole (2), an adjusting seat (3) is arranged above the mounting seat (1), the adjusting seat (3) and the mounting seat (1) are arranged into an integral structure, a fixed table (7) is arranged above the adjusting seat (3), a rotating block (4) is arranged below the fixed table (7), the rotating block (4) and the fixed table (7) are arranged into an integral structure, one end of the rotating block (4) extends into the adjusting seat (3), grooves (6) are formed in the adjusting seat (3) and the rotating block (4), a sliding plate (13) is arranged in the fixed table (7) and is connected with the fixed table (7) in a sliding mode, a current transformer (9) is arranged above the fixed table (7), and current transformer (9) and fixed station (7) laminate mutually, the both sides of current transformer (9) all are provided with grip block (10), and grip block (10) laminate mutually with current transformer (9), the one end of grip block (10) is run through fixed station (7) and is connected with slide (13) gas welding, and grip block (10) and fixed station (7) sliding connection, two be provided with sleeve (12) between grip block (10), the inside of sleeve (12) is provided with gag lever post (11), and gag lever post (11) are provided with two, and the one end of two gag lever posts (11) all runs through sleeve (12) and extends to the inside of grip block (10).

2. The fixing base for the current transformer according to claim 1, characterized in that: adjust and be provided with ball (5) between seat (3) and turning block (4), and the both ends of ball (5) all extend to the inside of recess (6), ball (5) all rotate with adjusting seat (3) and turning block (4) and are connected.

3. The fixing base for the current transformer according to claim 1, characterized in that: the outside of adjusting seat (3) is provided with lock nut (8), and lock nut (8) are provided with threely, and the one end of three lock nut (8) all runs through the inside of adjusting seat (3) and extending to adjusting seat (3), lock nut (8) and regulation seat (3) threaded connection, one side of lock nut (8) is provided with block rubber (18), and block rubber (18) and lock nut (8) set up structure as an organic whole, block rubber (18) laminate mutually with turning block (4).

4. The fixing base for the current transformer according to claim 1, characterized in that: the both sides of fixed station (7) all are provided with adjusting nut first (14), and the inside that slide (13) and extend to fixed station (7) are run through to the one end of adjusting nut first (14), adjusting nut first (14) is rotated with fixed station (7) and is connected, and adjusting nut first (14) and slide (13) threaded connection.

5. The fixing base for the current transformer according to claim 1, characterized in that: the inside of sleeve (12) is provided with spout (17), the outside of gag lever post (11) is provided with lug (16), and lug (16) and gag lever post (11) set up structure as an organic whole, the one end of lug (16) extends to the inside of spout (17), and lug (16) and sleeve (12) sliding connection.

6. The fixing base for the current transformer according to claim 1, characterized in that: two the top of grip block (10) all is provided with adjusting nut second (15), and the inside that gag lever post (11) and extend to grip block (10) is run through to the one end of adjusting nut second (15), adjusting nut second (15) is rotated with grip block (10) and is connected, and adjusting nut second (15) and gag lever post (11) threaded connection.