CN210403484U

CN210403484U - Non-contact disassembly detection mutual inductor

Info

Publication number: CN210403484U
Application number: CN201921871816.6U
Authority: CN
Inventors: 李纲
Original assignee: Qieyun Shanghai Internet Of Things Technology Co Ltd
Current assignee: Qieyun Shanghai Internet Of Things Technology Co Ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-04-24
Anticipated expiration: 2029-11-01

Abstract

The utility model belongs to the technical field of mutual-inductor, especially, be a non-contact dismantlement detection mutual-inductor, including the mutual-inductor, the mutual-inductor includes cable cassette, the cable base that sets up from top to bottom, the cable base with the junction one end of cable cassette is provided with the hinge, the cable base with pass through between the cable cassette the hinge rotation is connected, and the cable base with the cable draw-in groove of arc structure is seted up to the one end symmetry that the cable cassette is contradicted, the internally mounted of cable base has magnet spare, two magnetic pole end posts on the magnet spare all run through the upper surface of cable base, symmetrical, the internally mounted of cable cassette has the tongue tube, the inside of tongue tube is provided with two reeds, the one end that two reeds are close to is connected with the contact portion symmetrically; the utility model discloses do not change the exterior structure of mutual-inductor, adopt contactless, magnetic induction's mode, increased the opening not hard up or open the detection.

Description

Non-contact disassembly detection mutual inductor

Technical Field

The utility model belongs to the technical field of the mutual-inductor, concretely relates to non-contact dismantles and detects mutual-inductor.

Background

The open type current transformer is mainly applied to a power distribution system transformation project, is convenient to install, does not need to disassemble a bus, can be operated with electricity, does not influence the normal electricity utilization of a client, saves manpower, material resources and financial resources for the user transformation project, and improves the efficiency. The series of current transformers can be matched with relay protection, measurement and metering devices for use.

The current transformer on the market only has the function of simple current collection, and the buckle disconnection or the loose mouth of unable detection current transformer leads to current transformer to appear damaging and unable in time learn when breaking down, causes the equipment of installation to appear damaging, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a non-contact dismantles and detects mutual-inductor has the exterior structure who does not change the mutual-inductor, adopts contactless, magnetic induction's mode, has increased the not hard up or open the characteristics that detect of opening.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a non-contact dismantles and detects mutual-inductor, includes the mutual-inductor, the mutual-inductor includes cable cassette, the cable base that sets up from top to bottom, the cable base with the junction one end of cable cassette is provided with the hinge, the cable base with pass through between the cable cassette the hinge rotates to be connected, just the cable base with the cable draw-in groove of arc structure is seted up to the one end symmetry that the cable cassette was contradicted, the internally mounted of cable base has the magnet piece, two magnetic pole end posts on the magnet piece all run through the upper surface of cable base, symmetrical, the internally mounted of cable cassette has the tongue tube, the inside of tongue tube is provided with two reeds, two the one end symmetric connection that the reed is close to has contact portion, two reeds on the tongue tube all run through the lower surface of cable cassette.

Further, as the utility model discloses a preferred technical scheme, the cable base with when the cable cassette is closed, the magnetic pole end post runs through the terminal surface of cable base with the reed runs through the terminal surface of cable cassette adsorbs.

Further, as the utility model discloses a preferred technical scheme, the reed with when the magnetic pole end post adsorbs, two on the reed contact portion is closed.

Further, as the utility model discloses a preferred technical scheme, the cable base with during the separation of cable cassette, the magnetic pole end post runs through the terminal surface of cable base with the reed runs through the terminal surface separation of cable cassette.

Further, as the utility model discloses a preferred technical scheme, the reed with when the magnetic pole end post separates, two on the reed contact portion separation.

Further, as the utility model discloses a preferred technical scheme, two the reed runs through the one end of dry reed pipe outer wall is stained with insulating resin, just the internally mounted of dry reed pipe has inert gas chamber.

Further, as the utility model discloses a preferred technical scheme, be fixed with bellied buckle on the cable cassette, be fixed with bellied buckle setting element on the cable base, seted up on the buckle with buckle setting element assorted groove, the cable cassette with pass through between the hinge the buckle with buckle setting element fixed connection.

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

1. the utility model discloses do not change the exterior structure of mutual-inductor, adopt contactless, magnetic induction's mode, increased the opening not hard up or open the detection.

2. The utility model discloses a tongue tube has simple structure, the sensitive characteristics of magnetic induction, can carry out the broken string detection of open-close type mutual-inductor fast.

Drawings

The accompanying drawings 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 invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a closed structure of a mutual inductor of the present invention;

fig. 2 is a schematic diagram of a separation structure of the mutual inductor in the present invention;

fig. 3 is a schematic view of the closed internal structure of the mutual inductor in the present invention;

fig. 4 is a schematic diagram of a separated internal structure of the mutual inductor in the present invention;

FIG. 5 is a schematic view of the inner structure of the tongue tube of the present invention;

in the figure: 1. a transformer; 11. a cable base; 12. a cable clamp seat; 13. a hinge; 14. buckling; 15. a buckle positioning piece; 2. a reed switch; 21. a reed; 22. a contact portion; 23. an inert gas chamber; 3. a magnet piece; 31. a pole end post.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-2, the utility model provides a non-contact dismantlement detection mutual-inductor, mutual-inductor 1 is including the cable cassette 12 that sets up from top to bottom, cable base 11, the junction one end of cable base 11 and cable cassette 12 is provided with hinge 13, rotate through hinge 13 between cable base 11 and the cable cassette 12 and be connected, and the cable draw-in groove of arc structure is seted up to the one end symmetry of cable base 11 and the conflict of cable cassette 12, be fixed with bellied buckle 14 on the cable cassette 12, be fixed with bellied buckle setting element 15 on the cable base 11, set up on the buckle 14 with buckle setting element 15 assorted groove, through buckle 14 and buckle setting element 15 fixed connection between cable cassette 12 and the hinge 13.

As an example of opening and closing of the transformer: hinge 13 through cable base 11 top overturns, overturns through the hinge between cable cassette 12 and the cable base 11, carries out opening of mutual-inductor 1, and when closing, hinge 13 reverse upset, the groove embedding buckle setting element 15 of seting up on buckle 14 of cable cassette 12 is closed with cable cassette 12 and cable base 11, and two arc structure cable draw-in grooves after the closure cooperate and form circular logical groove, can go into the cable card and install fixedly in mutual-inductor 1 inside.

Example 2

Referring to fig. 3-4, the utility model provides a non-contact dismantles and detects mutual-inductor, cable base 11 internally mounted has magnet piece 3, and two magnetic pole end posts 31 on the magnet piece 3 all run through the upper surface of cable base 11, and is symmetrical, and the internally mounted of cable cassette 12 has tongue tube 2, and the inside of tongue tube 2 is provided with two reeds 21, and the one end symmetric connection that two reeds 21 are close to has contact portion 22, and two reeds 21 on the tongue tube 2 all run through the lower surface of cable cassette 12.

It should be noted that:

1. when the cable base 11 and the cable holder 12 are closed, the end face of the pole end post 31 penetrating through the cable base 11 and the end face of the reed 21 penetrating through the cable holder 12 are adsorbed, and when the reed 21 and the pole end post 31 are adsorbed, the two contact parts 22 on the two reeds 21 are closed.

2. When the cable base 11 and the cable holder 12 are separated, the end face of the pole end post 31 penetrating through the cable base 11 is separated from the end face of the reed 21 penetrating through the cable holder 12, and when the reed 21 is separated from the pole end post 31, the two contact portions 22 on the two reeds 21 are separated.

In this embodiment, when mutual inductor 1 is closed, two reed 21 that the reed pipe 2 was adsorbed respectively to two magnetic pole end post 31 at magnet piece 3 both ends, contact portion 22 on two reed 21 adsorbs, form the route, can confirm that mutual inductor 1 is closed stably, otherwise when mutual inductor 1 separates, reed 21 keeps away from magnetic pole end post 31, reed 21 is not being adsorbed by magnetic force, contact portion 22 takes place to separate, the disconnection 2 of reed pipe explains that the disconnection appears in mutual inductor 1, the equipment that accessible mutual inductor 1 connects reminds user mutual inductor 1 to appear the disconnection trouble.

Example 2

Referring to fig. 5, an insulating resin is adhered to one end of the two reeds 21 penetrating through the outer wall of the reed pipe 2, and an inert gas chamber 23 is installed inside the reed pipe 2.

The utility model provides a 2 cooperation magnet pieces 3' S of tongue tube theory of operation, two strong magnetism reeds are equipped with in the glass pipe of tongue tube, it makes it relative each other with certain clearance to arrange intraductal one end in with this, inert gas is sealed in the glass pipe, contact position rhodium or iridium are plated simultaneously, in order to prevent the activation of contact, the tongue tube utilizes coil or permanent magnet, for the reed elicits N utmost point and S utmost point, the actuation begins because of this kind of magnetic appeal in back, when relieving magnetic field, because the elasticity that the reed has, the contact reconversion at once opens the circuit.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 non-contact dismantles and detects mutual-inductor, includes mutual-inductor (1), mutual-inductor (1) is including cable cassette (12), cable base (11) that set up from top to bottom, cable base (11) with the junction one end of cable cassette (12) is provided with hinge (13), cable base (11) with pass through between cable cassette (12) hinge (13) rotate the connection, just cable base (11) with the cable draw-in groove of arc structure is seted up to the one end symmetry that cable cassette (12) contradicted, its characterized in that: the utility model discloses a cable base, including cable base (11), two magnetic pole end posts (31) on the magnet piece (3) all run through the upper surface of cable base (11), the symmetry, the internally mounted of cable cassette (12) has tongue tube (2), the inside of tongue tube (2) is provided with two reed (21), two the one end symmetric connection that reed (21) are close to has contact portion (22), two reed (21) on tongue tube (2) all run through the lower surface of cable cassette (12).

2. The non-contact disassembly detection transformer of claim 1, wherein: when the cable base (11) and the cable clamping seat (12) are closed, the magnetic pole end column (31) penetrates through the end face of the cable base (11) and the reed (21) penetrates through the end face of the cable clamping seat (12) to be adsorbed.

3. The non-contact disassembly detection transformer of claim 2, wherein: when the reed (21) is attracted to the magnetic pole end post (31), the two contact parts (22) on the two reeds (21) are closed.

4. The non-contact disassembly detection transformer of claim 1, wherein: when the cable base (11) is separated from the cable clamping seat (12), the magnetic pole end column (31) penetrates through the end face of the cable base (11) and is separated from the end face of the reed (21) penetrating through the cable clamping seat (12).

5. The non-contact disassembly detection transformer of claim 4, wherein: when the reed (21) is separated from the magnetic pole end post (31), the two contact parts (22) on the two reeds (21) are separated.

6. The non-contact disassembly detection transformer of claim 1, wherein: insulating resin is adhered to one end, penetrating through the outer wall of the reed pipe (2), of each reed (21), and an inert gas chamber (23) is installed inside the reed pipe (2).

7. The non-contact disassembly detection transformer of claim 1, wherein: the cable fixing device is characterized in that a convex buckle (14) is fixed on the cable clamping seat (12), a convex buckle positioning part (15) is fixed on the cable base (11), a groove matched with the buckle positioning part (15) is formed in the buckle (14), and the cable clamping seat (12) is fixedly connected with the hinge (13) through the buckle (14) and the buckle positioning part (15).