CN218447456U

CN218447456U - Three-phase inductor

Info

Publication number: CN218447456U
Application number: CN202222413094.8U
Authority: CN
Inventors: 李成军; 彭超群; 周胜德
Original assignee: Intelligent Components Technology Zhuhai Ltd (china)
Current assignee: Intelligent Components Technology Zhuhai Ltd (china)
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-02-03
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a three-phase inductor, include: the mounting seat is provided with three cantilevers which are uniformly distributed around the circumference; magnetic core assembly, three cantilevers pass magnetic core assembly's mesopore, magnetic core assembly is connected to the cantilever buckle, magnetic core assembly is used for the coiling, magnetic core assembly is connected to the three cantilever buckles of setting, magnetic core assembly simple to operate, because magnetic core assembly is that the coiling is good coil and is pegged graft, so can realize automatic installation after the automatic wire winding, magnetic core assembly is also very convenient when dismantling, be provided with the spacing block on the magnetic core assembly, be provided with the slot on the spacing block, be provided with the trip on the cantilever, the cantilever inserts the slot, the trip is used for buckle magnetic core assembly, the spacing block of setting can separate into the three with magnetic core assembly, this three can the coiling triphase coil, and because the existence of spacing block, so need not separate at the online cover insulating tube of drawing forth after the coiling, complicated step has been removed from, it is more convenient to wind.

Description

Three-phase inductor

Technical Field

The utility model relates to an inductor technical field, in particular to three-phase inductor.

Background

Three-phase inductors are commonly used in elevator equipment, and include a magnetic core assembly.

In the conventional three-phase inductor, after three coils are wound on a magnetic core assembly, then, the outgoing lines of the three coils are respectively sleeved with an insulating tube to separate two adjacent coils, and then, the outgoing lines are connected to a circuit board, the circuit board needs to be opened, the manufacturing process of the opened circuit board is troublesome, and because the insulating tubes are sleeved after winding, the automation of winding is difficult to realize, and the complicated steps of sleeving the insulating tubes are increased; in addition, the magnetic core assembly is fixed on the circuit board by the adhesive, so that the magnetic core assembly is difficult to disassemble and maintain when in problem and is inconvenient to produce and use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a three-phase inductor sets up the use that the circuit board was removed from to the mount pad, and the installation is all convenient with the dismantlement on the mount pad to the magnetic core subassembly, and three-phase inductor is all convenient when production equipment and use.

According to the utility model discloses a three-phase inductor of first aspect embodiment includes: the mounting seat is provided with three cantilevers which are uniformly distributed around the circumference; and the three cantilevers penetrate through the middle holes of the magnetic core assembly, the cantilevers are connected with the magnetic core assembly in a buckling mode, and the magnetic core assembly is used for winding coils.

According to the utility model discloses three-phase inductor has following beneficial effect at least: three of setting cantilever buckle is connected magnetic core assembly, magnetic core assembly simple to operate, magnetic core assembly can the direct mount after the coiling has been accomplished on the cantilever, remove from and set up the circuit board, open the trouble of board to it is fixed not need the viscose, because magnetic core assembly is that the coiling is good that the coil carries out grafting, so can realize automatic installation after the automatic wire winding, magnetic core assembly is also very convenient when dismantling.

According to the utility model discloses a some embodiments, be provided with the spacing block on the magnetic core subassembly, the spacing block with cantilever one-to-one sets up, be provided with the slot on the spacing block, be provided with the trip on the cantilever, the cantilever inserts the slot, the trip is used for the buckle magnetic core subassembly sets up the spacing block can with the magnetic core subassembly separates into the three, and this three can the coiling triphase coil, and because the existence of spacing block, so need not cover the insulating tube after the coiling coil on the line of drawing forth and separate, removed loaded down with trivial details step from, it is more convenient to wind, improves production efficiency, and sets up the spacing block can regard as the discernment piece, and the convenience is in automatic wire winding, discernment location.

According to the utility model discloses a some embodiments, be provided with the direction inserted block on the cantilever, the trip sets up on the direction inserted block, the cantilever is protruding to stretch out the mesopore of magnetic core subassembly sets up the direction inserted block is used for inserting the slot, and the protruding button of stretching of cantilever can be regarded as to the part of unblock, is about to three the cantilever is inwards held between the fingers and is held together, just can take out the magnetic core subassembly, convenient dismantlement and installation.

According to the utility model discloses a some embodiments, the direction inserted block sets up the outside of cantilever, the inboard of cantilever is provided with the stiffening groove, sets up the stiffening groove is for the reinforcing the intensity of cantilever avoids the cantilever is bent easily, also can make the elasticity of cantilever keeps for a longer time.

According to the utility model discloses a some embodiments, the spacing block includes outer fender portion and grafting portion, outer fender portion sets up on magnetic core assembly's the terminal surface, grafting portion sets up on magnetic core assembly's the internal perisporium, outer fender portion with grafting portion integrated into one piece, the slot sets up in the grafting portion, set up outer fender portion can separate three-phase coil better to can play the effect of strengthening rib, make magnetic core assembly's intensity improves.

According to the utility model discloses a some embodiments, be provided with spacing platform on the mount pad, spacing platform is used for keeping out outer fender portion sets up spacing platform with outer fender portion cooperatees, makes the direction inserted block can just buckle and connect magnetic core component avoids magnetic core component is in take place not hard up on the cantilever.

According to some embodiments of the invention, the magnetic core assembly comprises: the first shell is provided with a first outer cylinder and a first inner cylinder, the first outer cylinder and the first inner cylinder are coaxially arranged, the first outer cylinder is provided with a first inserting part, and the first inner cylinder is provided with a first inserting part; a second housing provided with a second outer cylinder and a second inner cylinder, the second outer cylinder and the second inner cylinder being coaxially disposed, the second outer cylinder being provided with a second inserted portion, the second inner cylinder being provided with a second inserted portion, the first inserted portion being for insertion into the second inserted portion, the second inserted portion being for insertion into the first inserted portion; the first shell and the second shell are used for being matched with a packaged magnetic core, and the isolating blocks are arranged on the first shell and the second shell respectively, so that the structure is simple, and the installation is convenient.

According to the utility model discloses a some embodiments, the second inner tube with one of them is provided with the bayonet socket of first inner tube, and the other is provided with the fixture block, the fixture block is used for inserting the bayonet socket, the bayonet socket with the fixture block can play counterpoint connection's effect, also can play the effect of preventing slow-witted, and can make first casing with relative rotation can not take place for the second casing, can make on the first casing the spacing block with on the second casing the spacing block counterpoints, avoids corresponding two the spacing block produces the dislocation.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a three-phase inductor according to an embodiment of the present invention;

FIG. 2 is an exploded view one of the three-phase inductor shown in FIG. 1;

FIG. 3 is an exploded view two of the three-phase inductor shown in FIG. 1;

fig. 4 is a mounting socket for the three-phase inductor shown in fig. 1.

The mounting base 100, the cantilever 110, the clamping hook 111, the guide insertion block 112, the reinforcing groove 113, the supporting plate 120 and the limiting table 130;

the magnetic core assembly 200, the isolation block 210, the slot 212a, the outer baffle 211 and the plug 212;

a first housing 220, a first outer cylinder 221, a first insertion portion 221a, a first inner cylinder 222, a first insertion-receiving portion 222a, and a latch 222b;

a second housing 230, a second outer cylinder 231, a second insertion receiving portion 231a, a second inner cylinder 232, a second insertion portion 232a, and a bayonet 232b.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 4, a three-phase inductor includes: the mounting base 100 is provided with three cantilevers 110, and the three cantilevers 110 are uniformly distributed around the circumference; the magnetic core assembly 200, three suspension arms 110 pass through the central hole of the magnetic core assembly 200, the suspension arms 110 are connected with the magnetic core assembly 200 in a snap-fit mode, and the magnetic core assembly 200 is used for winding a coil. Magnetic core assembly 200 is connected to three cantilevers 110 buckle that set up, magnetic core assembly 200 simple to operate, magnetic core assembly 200 can the direct mount on cantilever 110 after the coil has been accomplished in the coiling, remove from and set up the circuit board, the trouble of opening the board, and it is fixed to need not the viscose, because magnetic core assembly 200 is that the coiling is good and the coil carries out grafting, so can realize automatic installation after the automatic wire winding, magnetic core assembly 200 is also very convenient when dismantling. It will be understood that the coils are not shown in the figures; the suspension arms 110 may be provided with three or more suspension arms 110, and the three or more suspension arms 110 are distributed around the circumference, so that it is ensured that all the suspension arms 110 can be inserted into the central hole of the magnetic core assembly 200, the magnetic core is a common magnetic core, and is in a ring shape, and the magnetic core assembly 200 includes the magnetic core.

In some embodiments, the magnetic core assembly 200 is provided with the isolation block 210, the isolation block 210 and the suspension arm 110 are arranged in a one-to-one correspondence manner, the isolation block 210 is provided with the slot 212a, the suspension arm 110 is provided with the hook 111, the suspension arm 110 is inserted into the slot 212a, the hook 111 is used for fastening the magnetic core assembly 200, the isolation block 210 is arranged to separate the magnetic core assembly 200 into three parts, the three parts can be used for winding a three-phase coil, and due to the existence of the isolation block 210, an insulating tube does not need to be sleeved on a lead-out wire after the coil is wound for separation, so that a complex step is omitted, the winding is more convenient, the production efficiency is improved, the isolation block 210 can be used as an identification block, the identification and the positioning are convenient during automatic winding, the isolation block 210 equally divides the annular magnetic core assembly 200 into three parts, and each part can be used for winding a coil. It is understood that the distance between the two winding coils is greater than 4.5mm and the spacer 210 has a thickness greater than or equal to 4.5mm in the circumferential direction of the magnetic core assembly 200.

In some embodiments, the cantilever 110 is provided with the guiding insertion block 112, the hook 111 is disposed on the guiding insertion block 112, the cantilever 110 protrudes out of the central hole of the magnetic core assembly 200, the guiding insertion block 112 is disposed for being inserted into the slot 212a, and the protruding portion of the cantilever 110 can be used as a button for unlocking, i.e., the three cantilevers 110 are inwardly pinched, so that the magnetic core assembly 200 can be taken out, which is convenient for disassembly and assembly, and the guiding insertion block 112 can also prevent the magnetic core assembly 200 from rotating, so as to stabilize the positions of the magnetic core assembly 200 and the coil.

In some embodiments, the guiding insert 112 is disposed on the outer side of the suspension arm 110, and the inner side of the suspension arm 110 is provided with a reinforcing groove 113, the reinforcing groove 113 is disposed to enhance the strength of the suspension arm 110, so as to prevent the suspension arm 110 from being easily bent, and to keep the elasticity of the suspension arm 110 longer, it is understood that the reinforcing groove 113 can also save manufacturing materials, and make the whole mounting base 100 light.

In some embodiments, the spacer 210 includes an outer barrier 211 and a plug 212, the outer barrier 211 is disposed on an end surface of the magnetic core assembly 200, the plug 212 is disposed on an inner peripheral wall of the magnetic core assembly 200, the outer barrier 211 and the plug 212 are integrally formed, and the insertion groove 212a is disposed on the plug 212, and the outer barrier 211 is disposed to better separate the three-phase coil and to function as a reinforcing rib, so that the strength of the magnetic core assembly 200 is improved.

In some embodiments, the mounting base 100 is provided with a limiting table 130, the limiting table 130 is used for resisting the outer stopping portion 211, and the limiting table 130 and the outer stopping portion 211 are arranged to cooperate, so that the guide plug 112 can be just connected with the magnetic core assembly 200 in a snap-fit manner, and the magnetic core assembly 200 is prevented from being loosened on the suspension arm 110.

In some embodiments, magnetic core assembly 200 comprises: a first housing 220 provided with a first outer cylinder 221 and a first inner cylinder 222, the first outer cylinder 221 and the first inner cylinder 222 being coaxially provided, the first outer cylinder 221 being provided with a first insertion portion 221a, the first inner cylinder 222 being provided with a first insertion receiving portion 222a; a second housing 230 provided with a second outer tube 231 and a second inner tube 232, the second outer tube 231 and the second inner tube 232 being coaxially provided, the second outer tube 231 being provided with a second insertion receiving portion 231a, the second inner tube 232 being provided with a second insertion portion 232a, the first insertion portion 221a being for insertion of the second insertion receiving portion 231a, the second insertion portion 232a being for insertion of the first insertion receiving portion 222a; the first shell 220 and the second shell 230 are used for cooperatively encapsulating the magnetic core, and the first shell 220 and the second shell 230 are both provided with the isolation block 210, so that the structure is simple, and the installation is convenient.

In some embodiments, one of the second inner cylinder 232 and the first inner cylinder 222 is provided with a bayonet 232b, the other one is provided with a latch 222b, the latch 222b is used for being inserted into the bayonet 232b, the bayonet 232b and the latch 222b can perform an alignment connection function and a foolproof function, and can prevent the first housing 220 and the second housing 230 from rotating relatively, and can align the spacer 210 on the first housing 220 and the spacer 210 on the second housing 230, so as to avoid the two corresponding spacers 210 from being misaligned.

In some embodiments, the mounting base 100 and the cantilever 110 are integrally formed, so that the mold opening is convenient and the injection molding is facilitated.

In some embodiments, two supporting plates 120 are disposed on the mounting base 100, and the supporting plates 120 are used for supporting the magnetic core assembly 200 and also can function as a protection coil.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A three-phase inductor, comprising:

the mounting seat is provided with three cantilevers which are uniformly distributed around the circumference;

and the three cantilevers penetrate through the middle holes of the magnetic core assembly, the cantilevers are connected with the magnetic core assembly in a buckling mode, and the magnetic core assembly is used for winding coils.

2. The three-phase inductor of claim 1, wherein: the magnetic core component is provided with an isolation block, the isolation block and the cantilevers are arranged in a one-to-one correspondence mode, a slot is formed in the isolation block, a clamping hook is arranged on the cantilevers, the cantilevers are inserted into the slot, and the clamping hook is used for clamping the magnetic core component.

3. A three-phase inductor according to claim 2, characterized in that: the cantilever is provided with a guide insertion block, the clamping hook is arranged on the guide insertion block, and the cantilever protrudes out of the middle hole of the magnetic core assembly.

4. A three-phase inductor according to claim 3, characterized in that: the direction inserted block sets up the outside of cantilever, the inboard of cantilever is provided with the strengthening groove.

5. A three-phase inductor according to claim 3, characterized in that: the spacer block comprises an outer blocking portion and an inserting portion, the outer blocking portion is arranged on the end face of the magnetic core assembly, the inserting portion is arranged on the inner peripheral wall of the magnetic core assembly, the outer blocking portion and the inserting portion are integrally formed, and the inserting groove is formed in the inserting portion.

6. The three-phase inductor of claim 5, wherein: the mounting seat is provided with a limiting table, and the limiting table is used for resisting the outer blocking part.

7. A three-phase inductor according to any one of claims 2 to 6, characterized in that the magnetic core assembly comprises:

the first shell is provided with a first outer cylinder and a first inner cylinder, the first outer cylinder and the first inner cylinder are coaxially arranged, the first outer cylinder is provided with a first inserting part, and the first inner cylinder is provided with a first inserting part;

the second shell is provided with a second outer cylinder and a second inner cylinder, the second outer cylinder and the second inner cylinder are coaxially arranged, the second outer cylinder is provided with a second inserted part, the second inner cylinder is provided with a second inserted part, the first inserted part is used for being inserted into the second inserted part, and the second inserted part is used for being inserted into the first inserted part;

the first shell and the second shell are used for being matched with a packaged magnetic core, and the isolating blocks are arranged on the first shell and the second shell.

8. The three-phase inductor of claim 7, wherein: one of the second inner cylinder and the first inner cylinder is provided with a bayonet, and the other one is provided with a fixture block which is used for being inserted into the bayonet.