CN210467543U

CN210467543U - Integrated double-filter inductor with electric isolation and pin fixing through holes

Info

Publication number: CN210467543U
Application number: CN201921903954.8U
Authority: CN
Inventors: 陈华宁; 许健; 陈亚伟; 陈亚钦
Original assignee: Kai Mingnuo Shenzhen Technology Co ltd
Current assignee: Kai Mingnuo Shenzhen Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-05-05
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a two filter inductance of integral type with electrical isolation and pin fixed through hole, including left half, right half and be used for connecting the magnetic core of left half and right half, the structure of left half and right half is the same, all includes skeleton body, insulating sleeve and winding, skeleton body and insulating sleeve integrated into one piece to be formed with the blind hole that is used for installing the magnetic core, the skeleton body is kept away from the bottom of blind hole open end and is offered the through-hole that runs through the skeleton body, the winding is in the insulating sleeve outside, and the end of a thread of winding pass the through-hole on left half and the right half respectively to form the pin in through-hole department, the through-hole is run through to skeleton body top by skeleton body bottom, bevels 30 degrees again and runs through the side that the skeleton body is located winding one end. The utility model discloses simple structure, production efficiency is high, and is with low costs, and electrical insulation is effectual, convenience of customers equipment.

Description

Integrated double-filter inductor with electric isolation and pin fixing through holes

Technical Field

The utility model relates to an integral type filter inductance specifically is a take two filter inductances of integral type of electrical isolation and pin fixed through hole.

Background

The inductance framework is mainly applied to an inverter filtering module (comprising a gasoline engine inverter and a solar inverter) and an alternating current switching power supply output inductance filtering module, and is also applied to filtering inductance modules in various motor starting circuits.

The existing inductance framework has the following disadvantages: 1. the design of leading out the inductance pin is more traditional, and other parts such as a base with a fixing hole or a base with a fixing pin are needed, and meanwhile, the parts need to be fixed by epoxy resin or soldering tin, so that the number of working procedures is large, and the cost is increased for fixing the base; 2. the traditional electric insulating scheme of inductance needs extra plastic casing or encapsulating or insulating tape parcel, and the process is many, does not have the advantage of cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take electrical isolation and pin fixing hole's integral type dual filter inductance possesses simple structure, and production efficiency is high, and is with low costs, and electrical apparatus is insulating effectual, and the problem that above-mentioned technical background proposed has been solved to the advantage of convenience of customers' equipment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two wave inductance of integral type of electrified gas isolation and pin fixed through hole, includes left half, right half and is used for connecting the magnetic core of left half and right half, the structure of left side half and right half is the same, all includes skeleton body, insulating sleeve and winding, skeleton body and insulating sleeve integrated into one piece to be formed with the blind hole that is used for installing the magnetic core, the skeleton body is kept away from the bottom of blind hole open end and is offered the through-hole that runs through the skeleton body, the winding is in the insulating sleeve outside, and the end of a thread of winding pass the through-hole on left half and the right half respectively to form the pin in through-hole department.

Preferably, the magnetic core is cylindrical and has a length equal to the sum of the lengths of the two insulating sleeves of the left half and the right half.

Preferably, the two ends of the framework body are provided with clamping blocks, and the clamping blocks are L-shaped.

Preferably, the winding is a multilayer winding and is formed by tightly winding an enameled wire.

Preferably, the through hole penetrates from the bottom of the framework body to the top of the framework body, and then penetrates through the framework body at an angle of 30 degrees and is located on the side face of one end of the winding.

Preferably, the left half part and the right half part are both provided with two through holes, and the two through holes are symmetrically distributed on the central axis of the framework body.

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

1. the utility model discloses a set up two through-holes on the skeleton body, this through-hole is run through to skeleton body top by skeleton body bottom, the 30 degrees skeleton bodies that run through of miscut, during the winding of rewinding, the end of a thread of winding, the end of a thread all gets into from one of them through-hole and rewinds, come out from another through-hole after accomplishing the wire winding, thereby also accomplished the winding simultaneously and fixed end of a thread and end of a thread, end of a thread and end of a thread have formed the pin in through-hole department, replace traditional winding end of a thread, the end of a thread needs some epoxy fixed or soldering tin fixed, manufacturing procedure has been reduced, the production cost is reduced, the production efficiency is improved, the equipment is made things convenient for.

2. The utility model provides an inductance skeleton comprises left half, right half and magnetic core, simple structure, and wherein left half is the same with right half structure, all includes skeleton body, insulating sleeve and winding, and wherein the shell structure design of skeleton body and insulating sleeve integration has satisfied inductance electrical isolation requirement, and the practicality is strong.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a block diagram of the present invention;

fig. 4 is a cross-sectional view of the framework body and the insulating sleeve after being integrally formed.

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.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a two wave inductance of integral type of electrified gas isolation and pin fixed through hole, includes left half, right half and is used for connecting left half and right half's magnetic core 1, left side half is the same with right half's structure, all includes skeleton body 2, insulating sleeve 3 and winding 4, skeleton body 2 and insulating sleeve 3 integrated into one piece to be formed with the blind hole 5 that is used for installing magnetic core 1, skeleton body 2 keeps away from the bottom of blind hole 5 open end and sets up the through-hole 6 that runs through skeleton body 2, winding 4 twines in the 3 outsides of insulating sleeve, and the end of a thread of winding 4 pass through-hole 6 on left half and the right half respectively to form pin 7 in through-hole 6 department.

Specifically, the magnetic core 1 is cylindrical, and the length value of the magnetic core 1 is equal to the sum of the length values of the two insulating sleeves 3 of the left half part and the right half part, so that the assembled inductor firmware has a more compact structure.

Specifically, the both ends of skeleton body 2 all are provided with joint piece 8, joint piece 8 is the L form, and when installing the inductance skeleton, through 8 joints of joint piece, the design is the L shape, and it is fixed with circuit board or mounting panel of being convenient for, reaches the effect of convenient equipment.

Specifically, the winding 4 is a multilayer winding formed by tightly winding an enameled wire.

Specifically, through-hole 6 runs through to skeleton body 2 top by skeleton body 2 bottom, beveling 30 degrees again runs through the side that skeleton body 2 is located winding 4 one end, when winding 4 on insulating sleeve 3, winding 4's end of a thread, the end of a thread all gets into from one of them through-hole 6 and rewinds, it comes out from another through-hole 6 to accomplish winding back, thereby also accomplished winding 4's wire winding simultaneously and fixed end of a thread and end of a thread, end of a thread and end of a thread have formed the pin in through-hole 6 department, replace traditional winding 4's end of a thread, end of a thread needs some epoxy fixed or soldering tin fixed, machining processes has been reduced, production cost is reduced, production efficiency is improved, and this through-hole 6's structural design, can effectually prevent end of a thread, end of a thread from the interior landing of through-hole 6, influence the use.

More specifically, the left half part and the right half part are both provided with two through holes 6, and the two through holes 6 are symmetrically distributed on the central axis of the framework body 2.

The working principle is as follows: the utility model discloses when assembling, at first with skeleton body 2 and insulating sleeve 3 integrated into one piece, set up two through-holes 6 on skeleton body 2 again, get into the rewinder with the end of a thread and the end of a thread of winding 4 from one of them through-hole 6, come out from another through-hole 6 after accomplishing the wire winding, form the pin 7 of inductance skeleton, form the left half and the right half of inductance skeleton from this, because the special construction of through-hole 6, therefore the end of a thread, the end of a thread of winding 4 need not some epoxy resin to fix or soldering tin is fixed, machining process has been reduced, production cost is reduced, production efficiency has been improved, convenient assembly, connect left half and right half through magnetic core 1 at last and form a whole; during operation, the pins 7 of the inductance framework are communicated with the power-on circuit, so that the inductor is convenient and practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a two wave inductance of integral type of electrified gas isolation and pin fixing through hole, includes left half, right half and is used for connecting magnetic core (1) of left half and right half, its characterized in that: the structure of left half and right half is the same, all includes skeleton body (2), insulating sleeve (3) and winding (4), skeleton body (2) and insulating sleeve (3) integrated into one piece to be formed with blind hole (5) that are used for installing magnetic core (1), skeleton body (2) are kept away from the bottom of blind hole (5) open end and are offered through-hole (6) that run through skeleton body (2), winding (4) winding is in the insulating sleeve (3) outside, and the end of a thread of winding (4) pass through-hole (6) on left half and the right half respectively to locate to form pin (7) at through-hole (6).

2. The integrated dual-filter inductor with the electrical isolation and pin fixing through holes according to claim 1, wherein: the magnetic core (1) is cylindrical, and the length value of the magnetic core (1) is equal to the sum of the length values of the two insulating sleeves (3) of the left half part and the right half part.

3. The integrated dual-filter inductor with the electrical isolation and pin fixing through holes according to claim 1, wherein: the two ends of the framework body (2) are provided with clamping blocks (8), and the clamping blocks (8) are L-shaped.

4. The integrated dual-filter inductor with the electrical isolation and pin fixing through holes according to claim 1, wherein: the winding (4) is a multilayer winding and is formed by tightly winding enameled wires.

5. The integrated dual-filter inductor with the electrical isolation and pin fixing through holes according to claim 1, wherein: the through hole (6) penetrates from the bottom of the framework body (2) to the top of the framework body (2), and then penetrates through the framework body (2) at an angle of 30 degrees and is located on the side face of one end of the winding (4).

6. The integrated dual-filter inductor with the electrical isolation and pin fixing through holes according to claim 1, wherein: the left half part and the right half part are both provided with two through holes (6), and the two through holes (6) are symmetrically distributed on the central axis of the framework body (2).