CN211555650U

CN211555650U - High-temperature-resistant square coil

Info

Publication number: CN211555650U
Application number: CN201922185318.2U
Authority: CN
Inventors: 幸愈
Original assignee: Meizhou Chengjiu Electronic Technology Co ltd
Current assignee: Meizhou Chengjiu Electronic Technology Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-09-22
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a high temperature resistant square coil, including first winding pipe, second winding pipe and square copper coil, the end that deviates from of first winding pipe and second winding pipe is all fixed and is provided with the limiting plate, square copper coil cover is established at the surface of first winding pipe and second winding pipe, the one end of first winding pipe has seted up accomodates the chamber, accomodate the chamber and be square annular structure, the surface of first winding pipe has seted up the spout that runs through accomodate the chamber, the second winding pipe is the cuboid structure, the one end of second winding pipe slides and imbeds accomodate the intracavity, and the fixed surface of second winding pipe is provided with the slide; through designing first bobbin and second bobbin, can control the length that the first bobbin of second bobbin embedding is according to concrete needs, and then the length of control whole coil realizes the general of coil in the certain extent, need not to produce a plurality of coils bobbin, has reduced the manufacturing cost of coil, and simple structure, convenient to popularize and use.

Description

High-temperature-resistant square coil

Technical Field

The utility model belongs to the technical field of the coil, concretely relates to high temperature resistant square coil.

Background

The coil is usually a ring-shaped wire winding and is applied to the interior of motors, inductors, transformers, loop antennas and the like, the coil in the circuit is an inductor, the wires are wound one by one and are mutually insulated, an insulating tube can be hollow and can also comprise an iron core or a magnetic powder core, the inductor is called as an inductor for short, the inductor can be divided into a fixed inductor and a variable inductor, and the fixed inductor coil is called as an inductor or a coil for short.

The existing square coil has the problems that an insulating tube of the coil is often fixed in length, the insulating tube with a specific length needs to be customized when coils with different lengths are wound, a mold needs to be designed and the coils need to be produced in batches when the insulating tube is produced, and therefore the production cost of the coil is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant square coil to solve the current square coil who proposes in the above-mentioned background art, the insulating tube that has the coil often is the fixed length, need customize specific length's insulating tube around the coil of rolling up different length, and the production of insulating tube needs design mould and batch production, leads to the problem that the manufacturing cost of coil improves.

In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature resistant square coil comprises a first winding pipe, a second winding pipe and a square copper coil, wherein limiting plates are fixedly arranged at the deviating ends of the first winding pipe and the second winding pipe, the square copper coil is sleeved on the outer surfaces of the first winding pipe and the second winding pipe, one end of the first winding pipe is provided with a containing cavity, the containing cavity is of a square annular structure, the outer surface of the first winding pipe is provided with a chute penetrating through the containing cavity, the second winding pipe is of a cuboid structure, one end of the second winding pipe is embedded into the containing cavity in a sliding manner, a sliding plate is fixedly arranged on the outer surface of the second winding pipe and is in sliding fit with the sliding groove, pin holes are uniformly distributed at intervals on the outer surface of the second winding pipe, the outer surface of the first winding pipe is provided with a groove, a fixing pin penetrates through the inner bottom surface of the groove in a sliding mode, and the embedded end of the fixing pin is in clearance fit with the pin hole.

Preferably, the inner bottom surface of the containing cavity is fixedly provided with return springs which are uniformly distributed in a surrounding manner.

Preferably, the fixed end that stretches out of fixed pin is fixed and is provided with the plug, the plug is the silica gel plug, and plug and recess interference fit.

Preferably, the outer surface of the limiting plate is provided with wiring grooves, and four corners of the limiting plate are arc corners.

Preferably, the outer surface of the square copper coil is coated with a polyimide insulating tape.

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

(1) through designing first bobbin and second bobbin, can control the length that the first bobbin of second bobbin embedding is according to concrete needs, and then the length of control whole coil realizes the general of coil in the certain extent, need not to produce a plurality of coils bobbin, has reduced the manufacturing cost of coil, and simple structure, convenient to popularize and use.

(2) Through designing reset spring, the operation of being convenient for is adjusted around a tub length, sets up the silica gel plug, ensures that fixed pin and pinhole block fastening, and the silica gel plug is high temperature resistant good, sets up first cavity and second cavity, is convenient for insert the iron core in order to improve magnetic field intensity, sets up polyimide insulating adhesive tape, improves the high temperature resistance of coil.

Drawings

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

FIG. 2 is a side view of a first bobbin of the present invention;

FIG. 3 is a side view of a second bobbin of the present invention;

FIG. 4 is a cross-sectional view of a first winding tube and a second winding tube of the present invention;

in the figure: 1. a limiting plate; 2. a first winding pipe; 3. a chute; 4. a second winding pipe; 5. a slide plate; 6. a wiring groove; 7. a pin hole; 8. a rubber plug; 9. a receiving cavity; 10. a first cavity; 11. a return spring; 12. a second cavity; 13. a limiting strip; 14. a fixing pin; 15. a groove; 16. a square copper coil.

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a high-temperature-resistant square coil comprises a first winding pipe 2, a second winding pipe 4 and a square copper coil 16, wherein both deviating ends of the first winding pipe 2 and the second winding pipe 4 are fixedly provided with a limiting plate 1, the square copper coil 16 is sleeved on the outer surfaces of the first winding pipe 2 and the second winding pipe 4, one end of the first winding pipe 2 is provided with a containing cavity 9, the containing cavity 9 is of a square annular structure, the outer surface of the first winding pipe 2 is provided with a chute 3 penetrating through the containing cavity 9, the second winding pipe 4 is of a cuboid structure, one end of the second winding pipe 4 is slidably embedded into the containing cavity 9, the outer surface of the second winding pipe 4 is fixedly provided with a sliding plate 5, the second winding pipe 4 and the sliding plate 5 are fixedly integrated, the sliding plate 5 is in sliding fit with the chute 3, the outer surface of the sliding plate 5 and the first winding pipe 2 are on the same plane, the winding size of the coil is ensured to be the same, and the quality of the square coil is ensured, the second is seted up evenly interval distribution's pinhole 7 around the surface of pipe 4, recess 15 has been seted up to the first surface of winding pipe 2, the interior bottom surface of recess 15 slides and runs through fixed pin 14, fixed pin 14's embedded end and pinhole 7 clearance fit, the first winding pipe 2 of regulation control and second are around pipe 4 relative slip, it is fixed mutually with the block of pinhole 7 through fixed pin 14 to make it reach appointed length, then closely wind the coil at the first surface of winding pipe 2 and second winding pipe 4, this coil is around the pipe and can be general in the certain extent, need not the special design mould and produce the specific length around rolling up, the manufacturing cost of coil has been reduced.

In this embodiment, accomodate the fixed reset spring 11 that is provided with of interior bottom surface of chamber 9, reset spring 11 evenly encircles the distribution, sets up reset spring 11, and the extrusion second is around pipe 4 can control the second around the slip of pipe 4, the operation of being convenient for is adjusted.

In this embodiment, the fixed plug 8 that is provided with of the end that stretches out of fixed pin 14, plug 8 are the silica gel plug, and

plug

8 and 15 interference fit of recess set up plug 8, ensure fixed pin 14 and pinhole 7 block fastening.

In this embodiment, the first cavity 10 and the second cavity 12 have the same opening size, the end of the second cavity 12 is fixedly provided with the limiting strip 13, and the first cavity 10 and the second cavity 12 having the same opening size are provided, so that the iron core can be conveniently inserted to improve the magnetic field strength.

In this embodiment, the inner surfaces of the first cavity 10 and the second cavity 12 are provided with slots, the slots are distributed at equal intervals, and the slots are arranged so as to facilitate the iron core to be fastened through the slots in an evenly distributed and clamped manner.

In this embodiment, the routing groove 6 has been seted up to the surface of limiting plate 1, and the four corners of limiting plate 1 sets up to the arc angle, sets up routing groove 6, is convenient for carry on spacingly and fixed to the coil, conveniently draws forth and the wiring.

In this embodiment, the outer surface of square copper coil 16 is wrapped with polyimide insulating tape, improves the high temperature resistance of coil.

The utility model discloses a theory of operation and use flow: through setting up the first winding tube 2 and the second winding tube 4, can be according to the coil number of turns and the length that corresponds that the concrete needs were rolled up, adjust and control the first winding tube 2 and the relative slip of the second winding tube 4, make it reach appointed length and fixed mutually through the block of fixed pin 14 and pinhole 7, then closely roll up the coil in proper order at the surface of the first winding tube 2 and the second winding tube 4, because the surface mounting of the second winding tube 4 has the slide 5, therefore guaranteed that the coil is rolled up the size the same, the quality of the square coil is ensured, the winding tube of this coil can be general in certain extent, need not to specially design the mould to produce the roll of the specific length, the production cost of the coil has been reduced, and the winding tube of this coil is simple in construction, low in production cost, and convenient for popularization and use;

set up reset spring 11, through the slip of controlling the second around 4 pipes 4 to accomodating the inside extrusion power of chamber 9, be steerable second around 4 pipes, be convenient for operate and adjust, set up plug 8, ensure that fixed pin 14 and pinhole 7 block are fastened, and plug 8 compares traditional plug high temperature resistance good, set up the same first cavity 10 of opening size and second cavity 12, be convenient for insert the iron core in order to improve magnetic field intensity, set up wiring groove 6, be convenient for spacing and fixed to the coil, conveniently draw forth and work a telephone switchboard, set up the arc angle, make and grip more mellow and graceful, through cladding polyimide insulating adhesive tape, improve the high temperature resistance of coil.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature resistant square coil, includes first winding pipe (2), second winding pipe (4) and square copper coil (16), first winding pipe (2) and second winding pipe (4) deviate from the end and all fix being provided with limiting plate (1), square copper coil (16) cover is established at the surface of first winding pipe (2) and second winding pipe (4), its characterized in that: first have seted up around the one end of pipe (2) and accomodate chamber (9), it is square ring structure to accomodate chamber (9), first have seted up spout (3) that run through and accomodate chamber (9) around the surface of pipe (2), the second is the cuboid structure around pipe (4), the second is in taking in chamber (9) around the one end sliding embedding of pipe (4), and the second is provided with slide (5) around the external fixed surface of pipe (4), slide (5) and spout (3) sliding fit, pinhole (7) of even interval distribution are seted up around the surface of pipe (4) to the second, the surface of first pipe (2) is seted up flutedly (15), the interior bottom surface sliding of recess (15) runs through has fixed pin (14), the embedding end and pinhole (7) clearance fit of fixed pin (14).

2. A high temperature resistant square coil in accordance with claim 1, wherein: the inner bottom surface of the accommodating cavity (9) is fixedly provided with a return spring (11), and the return spring (11) is uniformly distributed in a surrounding manner.

3. A high temperature resistant square coil in accordance with claim 1, wherein: the fixed plug (8) that is provided with of the end that stretches out of fixed pin (14), plug (8) are the silica gel plug, and plug (8) and recess (15) interference fit.

4. A high temperature resistant square coil in accordance with claim 1, wherein: the wiring groove (6) is formed in the outer surface of the limiting plate (1), and the four corners of the limiting plate (1) are arc corners.

5. A high temperature resistant square coil in accordance with claim 1, wherein: the outer surface of the square copper coil (16) is coated with a polyimide insulating tape.