CN215527370U

CN215527370U - Choke coil

Info

Publication number: CN215527370U
Application number: CN202122130765.5U
Authority: CN
Inventors: 朴商真; 何华林
Original assignee: Wuxi Enmett Technology Co ltd
Current assignee: Wuxi Enmett Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-14
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a choke coil, which has the technical scheme that: the coil body comprises support bases positioned on two sides of the bottom of the coil body, two rectangular positioning grooves are formed in the two support bases, a plurality of first positioning assemblies and second positioning assemblies for positioning the coil body are arranged on the mounting plate, and the first positioning assemblies and the rectangular positioning grooves are arranged correspondingly; the first positioning component comprises a rectangular block fixedly connected to the top of the mounting plate, the top of the rectangular block is fixedly connected with a shell, a compression spring is arranged in an inner cavity of the shell, and a rectangular positioning rod matched with the rectangular positioning groove is connected in the inner cavity of the shell in a sliding manner; the problem of among the prior art choke coil dismouting mode complicated, the dismouting of being not convenient for, damage winding structure easily during the dismouting, lead to the unable normal use of coil is solved.

Description

Choke coil

Technical Field

The utility model relates to the field of choke coils, in particular to a choke coil.

Background

A choke coil is an inductive coil that resists choke alternating current. The high-frequency alternating current can be restrained by utilizing the direct proportion relation between the reactance of the coil and the frequency, and the low-frequency alternating current and the direct current can pass through the coil. According to the frequency, an air core, a ferrite core, a silicon steel sheet core and the like are adopted. When used for rectification, the circuit is called a filtering choke coil; for the purpose of throttling acoustic currents, the term "acoustic choke"; for the purpose of suppressing a high-frequency current, a "high-frequency choke" is referred to. The inductance coil used for conducting direct current and resisting alternating current and conducting low frequency and resisting high frequency is called a high-frequency choke coil.

Reference is made to chinese patent publication No. CN2932578Y, which discloses a choke coil including a housing having a receiving groove in which a spiral coil wound around a bar-shaped magnetic core and a bar-shaped magnetic core are disposed, electrode pins at both ends of the spiral coil extending from a notch of the receiving groove out of the housing. The spiral coil and the bar-shaped magnetic core are assembled into a whole, the outer surface of the spiral coil is fixedly bonded with the corresponding inner side surface of the outer shell through an adhesive, insulating sheets are respectively arranged between two ends of the bar-shaped magnetic core and the corresponding inner side surface of the outer shell, and the insulating sheets are respectively fixedly bonded on two end surfaces of the bar-shaped magnetic core.

The above patent has the advantages of greatly reducing the volume of the choke coil, simplifying the operation process and improving the touch safety of the circuit object, but it also has the disadvantages, such as: the coil is complex in disassembly and assembly mode, inconvenient to disassemble and assemble, and easy to damage the winding structure when the coil is disassembled and assembled, so that the coil cannot be normally used.

SUMMERY OF THE UTILITY MODEL

In view of the problems mentioned in the background, it is an object of the present invention to provide a choke coil to solve the problems mentioned in the background.

The technical purpose of the utility model is realized by the following technical scheme:

a choke coil comprises a coil body and a mounting plate used for mounting and fixing the coil body, wherein the coil body comprises support bases positioned on two sides of the bottom of the coil body, two rectangular positioning grooves are formed in the two support bases, a plurality of first positioning assemblies and second positioning assemblies used for positioning the coil body are arranged on the mounting plate, and the first positioning assemblies and the rectangular positioning grooves are arranged correspondingly;

the first positioning assembly comprises a rectangular block fixedly connected to the top of the mounting plate, a shell is fixedly connected to the top of the rectangular block, a compression spring is arranged in an inner cavity of the shell, a rectangular positioning rod matched with the rectangular positioning groove is connected to the inner cavity of the shell in a sliding mode, and one end of the compression spring is fixedly connected with the rectangular positioning rod.

The choke coil is matched with the first positioning assembly, the rectangular positioning groove and the second positioning assembly, so that the choke coil is good in positioning effect, simple and convenient to disassemble and assemble, convenient to disassemble and assemble quickly, capable of avoiding damage of a winding structure and guaranteeing normal use effect of the coil, and the problems that in the prior art, the choke coil is complex in disassembling and assembling mode, inconvenient to disassemble and assemble, easy to damage the winding structure during disassembling and assembling and incapable of using the coil normally are solved;

through the setting of mounting panel and support base, can conveniently install fixedly this choke coil, avoid this choke coil direct and installation position contact, have protection and convenient radiating dual advantage, and then reach the purpose to effective protection of this choke coil.

Preferably, the top of the rectangular positioning rod is fixedly connected with a pull rod which is convenient to pull, and the top of the shell is provided with a notch for the pull rod to slide; when the device is used, the pull rod is pulled to drive the rectangular positioning rod to move, so that the effects of conveniently moving the rectangular positioning rod and saving labor in operation can be achieved.

Preferably, the second positioning assembly comprises two rectangular sliding rails fixedly connected to the top of the mounting plate, and rectangular sliding grooves into which the rectangular sliding rails are inserted are respectively formed in the two bracket bases; the use can carry out the transverse orientation to the coil body with the rectangle spout joint of two support base bottoms on two rectangle slide rails, and the cooperation of rethread first locating component carries out the location of vertical direction to the coil body, can reach the purpose of carrying out abundant location to the coil body, and horizontal and vertical direction are relative state, and the two is all at coplanar and mutually perpendicular.

Preferably, four corners of the mounting plate are respectively provided with a waist-shaped mounting groove, and mounting screws are arranged in the waist-shaped mounting grooves; through the setting of waist type mounting groove and mounting screw, can reach the purpose of making things convenient for fixed mounting panel, can conveniently install fixedly this choke coil.

Preferably, a through hole for facilitating heat dissipation and wiring of the coil body is formed in the center of the mounting plate; through the setting of through-hole, can make things convenient for this choke coil to dispel the heat and be connected with the circuit.

Preferably, the coil body further comprises a support frame fixedly connected to the top of the support frame base, a plurality of coil partition plates are fixedly connected to the support frame, a coil winding is arranged between every two adjacent coil partition plates, and a plurality of magnetic chips are arranged on the outer side of the coil winding; through the arrangement of the supporting frame and the coil partition plate, the cross-sectional area of the magnetic chip can be increased on the premise of not increasing the use amount of the coil winding to the lead, and the magnetic chip has the advantages of large power consumption and small difficulty in heating.

Preferably, the coil clapboards are provided with inserting grooves for facilitating the insertion of the magnetic chips; through the arrangement of the insertion groove, the magnetic chips can be conveniently and fixedly installed.

In summary, the utility model mainly has the following beneficial effects:

Drawings

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

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is an enlarged view of a first set of inter-cell structures according to the present invention;

FIG. 5 is an enlarged view of the structure A in the figure according to the present invention.

Reference numerals: 1. mounting a plate; 2. a bracket base; 3. a rectangular positioning groove; 4. a first positioning assembly; 41. a rectangular block; 42. a housing; 43. a compression spring; 44. a rectangular positioning rod; 5. a second positioning assembly; 51. a rectangular slide rail; 52. a rectangular chute; 6. a pull rod; 7. a notch; 8. a waist-shaped mounting groove; 9. mounting screws; 10. a through hole; 11. a support frame; 12. a coil separator; 13. a coil winding; 14. a magnetic chip; 15. inserting grooves; 16. a coil body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 5, a choke coil includes a coil body 16 and a mounting plate 1 for mounting and fixing the coil body 16, the coil body 16 includes bracket bases 2 located at both sides of the bottom thereof, two rectangular positioning slots 3 are respectively formed on the two bracket bases 2, a plurality of first positioning assemblies 4 and second positioning assemblies 5 for positioning the coil body 16 are arranged on the mounting plate 1, and the first positioning assemblies 4 are arranged corresponding to the rectangular positioning slots 3;

first locating component 4 includes rectangular block 41 of fixed connection at mounting panel 1 top, and the top fixedly connected with casing 42 of rectangular block 41 is provided with compression spring 43 in the inner chamber of casing 42, and it is connected with the rectangle locating lever 44 with rectangle locating groove 3 looks adaptation to slide in the casing 42 inner chamber, compression spring 43's one end and rectangle locating lever 44 fixed connection.

Referring to fig. 5, a pull rod 6 convenient to pull is fixedly connected to the top of the rectangular positioning rod 44, and a notch 7 for sliding the pull rod 6 is formed in the top of the housing 42; when the device is used, the pull rod 6 is pulled to drive the rectangular positioning rod 44 to move, so that the rectangular positioning rod 44 can be conveniently moved, and the effect of labor saving in operation can be achieved.

Referring to fig. 3, the second positioning assembly 5 includes two rectangular sliding rails 51 fixedly connected to the top of the mounting plate 1, and rectangular sliding grooves 52 into which the rectangular sliding rails 51 are inserted are respectively formed on the two bracket bases 2; the use can carry out the horizontal location to coil body 16 on two rectangle slide rails 51 with the rectangle spout 52 joint of two support base 2 bottoms, and the cooperation of rethread first locating component 4 carries out the location of vertical direction to coil body 16, can reach the purpose of carrying out abundant location to coil body 16, and horizontal and vertical direction are relative state, and the two is all at coplanar and mutually perpendicular.

Referring to fig. 1, waist-shaped mounting grooves 8 are respectively formed at four corners of a mounting plate 1, and mounting screws 9 are arranged in the waist-shaped mounting grooves 8; through the setting of waist type mounting groove 8 and mounting screw 9, can reach the purpose of convenient fixed mounting panel 1, can conveniently install fixedly this choke coil.

Referring to fig. 2, a through hole 10 for facilitating heat dissipation and wiring of the coil body 16 is formed at the center of the mounting plate 1; through the setting of through-hole 10, can make things convenient for this choke coil to dispel the heat and be connected with the circuit.

Referring to fig. 1 and 3, the coil body 16 further includes a supporting frame 11 fixedly connected to the top of the supporting frame base 2, the supporting frame 11 is fixedly connected with a plurality of coil partition plates 12, a coil winding 13 is arranged between two adjacent coil partition plates 12, and a plurality of magnetic chips 14 are arranged outside the coil winding 13; through the arrangement of the support frame 11 and the coil partition plate 12, the cross-sectional area of the magnetic chip 14 can be increased on the premise of not increasing the usage amount of the coil winding 13 to the lead, and the magnetic chip has the advantages of large power consumption, small heat emission and difficulty in heating.

Referring to fig. 3, a plurality of coil separators 12 are each provided with a slot 15 for facilitating insertion of the magnetic chip 14; through the arrangement of the insertion groove 15, the magnetic chips 14 can be conveniently installed and fixed.

The use principle and the advantages are as follows:

this choke coil is when using, at first with 16 joints of coil body in first locating component 4 departments, carry out first direction location to coil body 16, then slide coil body 16, make a plurality of rectangle constant head tank 3 be located a plurality of second locating component 5 departments, then spur rectangle locating lever 44, rectangle locating lever 44 extrudees compression spring 43 this moment, make it take place elastic deformation and retract to inside the casing 42, after the port of rectangle locating lever 44 corresponds with rectangle constant head tank 3, loosen rectangle locating lever 44, under the effect of compression spring 43's reaction force, promote rectangle locating lever 44 grafting location in rectangle constant head tank 3, accomplish the purpose that the back carries out the second direction location to coil body 16 under the effect of a plurality of rectangle locating lever 44 and a plurality of compression spring 43, first direction and second direction mutually perpendicular, and in the coplanar.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A choke coil, characterized in that: the coil comprises a coil body (16) and a mounting plate (1) used for mounting and fixing the coil body (16), wherein the coil body (16) comprises support bases (2) positioned on two sides of the bottom of the coil body, two rectangular positioning grooves (3) are formed in the two support bases (2), a plurality of first positioning assemblies (4) and second positioning assemblies (5) used for positioning the coil body (16) are arranged on the mounting plate (1), and the first positioning assemblies (4) and the rectangular positioning grooves (3) are correspondingly arranged;

first locating component (4) are including fixed connection in rectangle piece (41) at mounting panel (1) top, the top fixedly connected with casing (42) of rectangle piece (41), be provided with compression spring (43) in the inner chamber of casing (42), slide in casing (42) inner chamber be connected with rectangle locating lever (44) of rectangle constant head tank (3) looks adaptation, the one end of compression spring (43) with rectangle locating lever (44) fixed connection.

2. A choke coil in accordance with claim 1, wherein: the top fixedly connected with of rectangle locating lever (44) makes things convenient for pull rod (6) of pulling, notch (7) that confession pull rod (6) slided are seted up at the top of casing (42).

3. A choke coil in accordance with claim 1, wherein: the second positioning assembly (5) comprises two rectangular sliding rails (51) fixedly connected to the top of the mounting plate (1), and two rectangular sliding grooves (52) for the rectangular sliding rails (51) to be inserted are respectively formed in the support base (2).

4. A choke coil in accordance with claim 1, wherein: waist type mounting groove (8) have been seted up respectively to the four corners of mounting panel (1), be provided with mounting screw (9) in waist type mounting groove (8).

5. A choke coil in accordance with claim 1, wherein: the center of the mounting plate (1) is provided with a through hole (10) for facilitating heat dissipation and wiring of the coil body (16).

6. A choke coil in accordance with claim 1, wherein: the coil body (16) further comprises a support frame (11) fixedly connected to the top of the support base (2), a plurality of coil partition plates (12) are fixedly connected to the support frame (11), two adjacent coil partition plates (12) are provided with coil windings (13), and a plurality of magnetic chips (14) are arranged on the outer sides of the coil windings (13).

7. A choke coil in accordance with claim 6, wherein: the coil clapboards (12) are all provided with inserting grooves (15) which are convenient for the magnetic chips (14) to be inserted.