CN110797179A

CN110797179A - A anticreep line fixed establishment for mutual-inductor

Info

Publication number: CN110797179A
Application number: CN201911102359.9A
Authority: CN
Inventors: 钱晓光
Original assignee: Zhejiang Ribbor Polytron Technologies Inc
Current assignee: Zhejiang Ribbor Polytron Technologies Inc
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-02-14

Abstract

The invention discloses a wire-drop-preventing fixing mechanism for a mutual inductor, wherein the bottom of an output iron core is connected with a lower frame, the top of the lower frame is symmetrically provided with a circular groove, the surface of the output iron core is surrounded with an output winding, the surface of the input iron core is surrounded with an input winding, one end of the bottom of the upper frame is provided with a magnetic field isolation plate, one end of the magnetic field isolation plate close to the input iron core is symmetrically provided with a mounting seat, one end of the mounting seat is connected with a fixing splint through a hinge, the middle part of the fixing splint is symmetrically provided with a first fixing bolt, and one end of the fixing splint is symmetrically provided with a second fixing bolt. The accuracy of follow-up die filling is improved.

Description

A anticreep line fixed establishment for mutual-inductor

Technical Field

The invention relates to the technical field of mutual inductance equipment, in particular to an anti-wire-falling fixing mechanism for a mutual inductor.

Background

The transformer is also called as instrument transformer, is the collective name of current transformer and voltage transformer, can change the high voltage into the low voltage, the heavy current becomes the undercurrent, used for measuring or protecting the system, its function is mainly to change the high voltage or heavy current into the standard low voltage or standard undercurrent in order to realize the standardization of the measuring instrument, protective equipment and automatic control equipment, miniaturization, for this reason Chinese patent has disclosed a kind of mutual inductor, the application number is 201520073649.6, this patent, through setting up a plurality of iron cores, and set up input regulating connector and output regulating connector on the iron core, have not merely realized a mutual inductor supplies a plurality of power values, in order to supply a plurality of apparatuses, and the voltage or current of each output can realize the regulation of the size;

however, the patent has the following defects that the winding on the iron core cannot be fixed, and the loosening of the winding can cause the change of the distance between the input winding and the output winding, so that the subsequent die filling is influenced, and therefore the invention provides the anti-wire-falling fixing mechanism for the mutual inductor to meet the requirements of people.

Disclosure of Invention

The invention provides an anti-wire-falling fixing mechanism for a mutual inductor, which can effectively solve the problem that the distance between an input winding and an output winding is changed due to the fact that the winding on an iron core cannot be fixed and the winding is loosened, and further subsequent die filling is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: an anti-drop wire fixing mechanism for a mutual inductor comprises an upper frame, wherein grooves are symmetrically formed in the bottom of the upper frame, extrusion springs are arranged inside the grooves, one end of each extrusion spring is connected with an extrusion block, the bottom end of one extrusion block is connected with an output iron core, the bottom end of the other extrusion block is connected with an input iron core, the bottom of the output iron core is connected with a lower frame, circular grooves are symmetrically formed in the top of the lower frame, an output winding is wound on the surface of the output iron core, an input winding is wound on the surface of the input iron core, and a magnetic field isolation plate is arranged at one end of the bottom of the upper frame;

the utility model discloses a magnetic field isolation plate, including magnetic field isolation plate, output winding, input iron core, mounting seat, hinged joint, first fixing bolt, second fixing bolt, output winding and output regulation joint, the one end symmetry that magnetic field isolation plate is close to input iron core installs the mount pad, there is solid fixed splint one end of mount pad through hinged joint, solid fixed splint's middle part symmetry installs first fixing bolt, gu fixed splint's one end symmetry installs second fixing bolt, the one end that magnetic field isolation plate was kept away from to the upper ledge bottom is installed the support frame.

Preferably, the middle part of support frame has been seted up the spout, the inside symmetry of spout installs the slider, the middle part of slider all installs the adjusting screw bolt, one the internally mounted of adjusting screw bolt has the connecting wire, another the adjusting screw bolt is connected with the other end of connecting wire.

Preferably, the length of output iron core and input iron core equals, the bottom of output iron core and input iron core all imbeds and installs in the inside of circular slot.

Preferably, the fixing clamping plate, the first fixing bolt and the second fixing bolt are all made of thermosetting plastics.

Preferably, both ends of the input winding are electrically connected with an input end of an external power supply.

Preferably, the adjusting stud and the sliding block are connected through threads, and one end of the adjusting stud is in contact with the output adjusting joint.

Compared with the prior art, the invention has the beneficial effects that:

1. be provided with mount pad, solid fixed splint, first fixing bolt and second fixing bolt, use through the cooperation of first fixing bolt and second fixing bolt, make solid fixed splint remain stable, press from both sides input winding and output winding simultaneously tightly, reduce follow-up winding white cloth's time on the winding, improved work efficiency, and avoided the winding not hard up distance that influences between input winding and the output winding, accuracy when improving follow-up die filling.

2. Be provided with recess, extrusion spring, extrusion piece and circular slot, use through the cooperation of recess and circular slot, make output iron core and input iron core position remain stable, avoid output iron core and input iron core position to take place the skew, and the dismouting of being convenient for, use through the cooperation of extrusion spring and extrusion piece, be convenient for install output iron core and input iron core, save the installation required time, improved work efficiency.

3. The regulating device is provided with a sliding groove, a sliding block, a regulating stud and an output regulating joint, the position of the regulating stud is convenient to regulate up and down through the matching use of the sliding groove and the sliding block, the regulating stud is contacted with the corresponding output regulating joint, the output voltage or current is further regulated, wiring is not required to be regulated at every time, and the wiring time is shortened.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of an installation structure of an output core of the present invention;

FIG. 3 is a schematic structural diagram of the area A in FIG. 1 according to the present invention.

Reference numbers in the figures: 1. an upper frame; 2. a groove; 3. a compression spring; 4. extruding the block; 5. an output iron core; 6. an input iron core; 7. a lower frame; 8. a circular groove; 9. an output winding; 10. an input winding; 11. a magnetic field isolation plate; 12. a mounting seat; 13. fixing the clamping plate; 14. a first fixing bolt; 15. a second fixing bolt; 16. a support frame; 17. a chute; 18. a slider; 19. adjusting the stud; 20. a connecting wire; 21. an output regulating joint.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, the invention provides a technical solution, an anti-drop wire fixing mechanism for a mutual inductor, wherein grooves 2 are symmetrically formed at the bottom of an upper frame 1, extrusion springs 3 are respectively installed inside the grooves 2, one end of each extrusion spring 3 is connected with an extrusion block 4, the bottom end of one extrusion block 4 is connected with an output iron core 5, the output iron core 5 and the input iron core 6 are conveniently installed by using the extrusion springs 3 and the extrusion blocks 4 in a matched manner, the time required by installation is saved, the working efficiency is improved, the bottom end of the other extrusion block 4 is connected with an input iron core 6, the bottom end of the output iron core 5 is connected with a lower frame 7, circular grooves 8 are symmetrically formed at the top of the lower frame 7, the lengths of the output iron core 5 and the input iron core 6 are equal, the bottom ends of the output iron core 5 and the input iron core 6 are both embedded and installed inside the circular, the positions of the output iron core 5 and the input iron core 6 are kept stable, the position deviation of the output iron core 5 and the position deviation of the input iron core 6 are avoided, the disassembly and the assembly are convenient, the output winding 9 is wound on the surface of the output iron core 5, the input winding 10 is wound on the surface of the input iron core 6, two ends of the input winding 10 are electrically connected with the input end of an external power supply, and one end of the bottom of the upper frame 1 is provided with a magnetic field isolation plate 11;

the magnetic field isolation plate 11 is symmetrically provided with the mounting seats 12 close to one end of the input iron core 6, one end of the mounting seat 12 is connected with the fixed clamping plate 13 through a hinge, the middle part of the fixed clamping plate 13 is symmetrically provided with the first fixed bolt 14, one end of the fixed clamping plate 13 is symmetrically provided with the second fixed bolt 15, the fixed clamping plate 13, the first fixed bolt 14 and the second fixed bolt 15 are all made of thermosetting plastics, the effect of a magnetic field is prevented from being influenced, the fixed clamping plate 13 is kept stable through the matching use of the first fixed bolt 14 and the second fixed bolt 15, the two arc-shaped clamping blocks of the fixed clamping plate 13 can simultaneously clamp the input winding 10 and the output winding 9, the subsequent time of winding white cloth on the winding is reduced, the working efficiency is improved, the influence of the distance between the input winding 10 and the output winding 9 due to the loosening of the winding is avoided, and the accuracy in the, a support frame 16 is arranged at one end of the bottom of the upper frame 1 far away from the magnetic field isolation plate 11, output adjusting joints 21 are equidistantly arranged at one end of the output winding 9 close to the support frame 16, a sliding groove 17 is formed in the middle of the support frame 16, sliding blocks 18 are symmetrically arranged inside the sliding groove 17, adjusting studs 19 are arranged in the middle of the sliding blocks 18, a connecting wire 20 is arranged inside one adjusting stud 19, the other adjusting stud 19 is connected with the other end of the connecting wire 20, the adjusting studs 19 and the sliding blocks 18 are connected through threads, one end of each adjusting stud 19 is in contact with the corresponding output adjusting joint 21, the position of each adjusting stud 19 is conveniently adjusted up and down through the matching use of the sliding groove 17 and the sliding block 18, so that the adjusting studs 19 are in contact with the corresponding output adjusting joints 21, the length of the output winding 9 in a magnetic field is adjusted according to the distance, and wiring is not needed to be carried out every time of adjustment, so that wiring time is reduced.

The working principle and the using process of the invention are as follows: in the process of using the anti-wire-falling fixing mechanism for the mutual inductor, firstly, one end of an output iron core 5 and one end of an input iron core 6 are placed in a groove 2, an extrusion spring 3 and an extrusion block 4 are extruded upwards, then the other end of the output iron core 5 and the other end of the input iron core 6 are placed in a circular groove 8, the extrusion spring 3 and the extrusion block 4 extrude the output iron core 5 and the input iron core 6 downwards to ensure that the output iron core 5 and the input iron core 6 are kept stable, an output winding 9 and an input winding 10 are respectively wound on the surfaces of the output iron core 5 and the input iron core 6, a fixing splint 13 is turned over, a first fixing bolt 14 and a second fixing bolt 15 are screwed tightly to ensure that the fixing splint 13 is fixed, meanwhile, the output winding 9 and the input winding 10 are clamped by the fixing splint 13 to ensure that the output winding 9 and the input winding 10 are not loosened, and two ends of the output winding 9 are both, then both ends of the input winding 10 are connected with an external power supply, namely the output winding 9 generates current and transmits the current to connected equipment;

if the voltage value or the current value needs to be adjusted, the adjusting stud 19 is firstly screwed, the adjusting stud 19 is pulled to enable the sliding block 18 to slide in the sliding groove 17, the adjusting stud 19 is adjusted to a preset position, the adjusting stud 19 is screwed, one end of the adjusting stud 19 is made to be in contact with the corresponding output adjusting joint 21, and then the output voltage value and the output current value can be correspondingly adjusted.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a anticreep line fixed establishment for mutual-inductor, includes upper frame (1), its characterized in that: the magnetic field isolation device is characterized in that grooves (2) are symmetrically formed in the bottom of the upper frame (1), extrusion springs (3) are mounted inside the grooves (2), one end of each extrusion spring (3) is connected with an extrusion block (4), the bottom end of one extrusion block (4) is connected with an output iron core (5), the bottom end of the other extrusion block (4) is connected with an input iron core (6), the bottom of the output iron core (5) is connected with a lower frame (7), circular grooves (8) are symmetrically formed in the top of the lower frame (7), output windings (9) are wound on the surface of the output iron core (5), input windings (10) are wound on the surface of the input iron core (6), and a magnetic field isolation plate (11) is mounted at one end of the bottom of the upper frame (1);

magnetic field division board (11) are close to the one end symmetry of input iron core (6) and install mount pad (12), there is solid fixed splint (13) one end of mount pad (12) through hinged joint, first fixing bolt (14) are installed to the middle part symmetry of solid fixed splint (13), second fixing bolt (15) are installed to the one end symmetry of solid fixed splint (13), go up frame (1) bottom and keep away from the one end of magnetic field division board (11) and install support frame (16), output winding (9) are close to the one end equidistance of support frame (16) and install output regulation joint (21).

2. The drop-off prevention fixing mechanism for the mutual inductor according to claim 1, wherein: the middle part of support frame (16) has been seted up spout (17), slider (18) are installed to the inside symmetry of spout (17), adjusting stud (19) are all installed to the middle part of slider (18), one adjusting stud (19) internally mounted has connecting wire (20), another adjusting stud (19) are connected with the other end of connecting wire (20).

3. The drop-off prevention fixing mechanism for the mutual inductor according to claim 1, wherein: the length of output iron core (5) and input iron core (6) equals, the bottom of output iron core (5) and input iron core (6) all imbeds and installs in the inside of circular slot (8).

4. The drop-off prevention fixing mechanism for the mutual inductor according to claim 1, wherein: the fixing clamping plate (13), the first fixing bolt (14) and the second fixing bolt (15) are all made of thermosetting plastics.

5. The drop-off prevention fixing mechanism for the mutual inductor according to claim 1, wherein: and both ends of the input winding (10) are electrically connected with the input end of an external power supply.

6. The drop-off prevention fixing mechanism for the mutual inductor according to claim 2, wherein: the adjusting stud (19) is in threaded connection with the sliding block (18), and one end of the adjusting stud (19) is in contact with the output adjusting joint (21).