CN208141940U - A kind of easy-to-dismount magnetic core - Google Patents

Abstract

The utility model discloses a kind of easy-to-dismount magnetic cores, including column jacket, inner prop and fixed device, the outer surface of column jacket is equipped with insulating lacquer layer, insulating lacquer layer is closely connect with column jacket, and the inside of column jacket is equipped with insulation shell, and the insertion of insulation shell is arranged in column jacket, smooth flat is equipped in the front end of column jacket, smooth flat is closely welded with column jacket, and the bottom end of column jacket is equipped with fixed device, and fixed device is closely connect with column jacket.This kind of easy-to-dismount magnetic core, due to being wound with coil on the outside of magnetic core, during coil passes through electric current, when coil excess load or during operating at full capacity, the electric current for having part leaks out, the meeting during electric current is by magnetic core is so that magnetic core magnetizes, the magnetic field of generation can interfere the work of coil, it can make the work of coil is compound to greatly increase, it can be magnetized after increasing insulation shell to avoid magnetic core, so that the work of coil reduces, during the Rough Horizontal Plane that column jacket two sides are equipped with can make the wound around coil on the outside of magnetic core, so that the fixation of coil is more stable.

Description

A kind of easy-to-dismount magnetic core

Technical field

The utility model relates to core production technical field, specially a kind of easy-to-dismount magnetic core.

Background technique

Magnetic core refers to a kind of sintering alkaline metal oxide being made of various iron oxide, such as manganese-zinc ferrite and nickel- Zn ferrite is a kind of typical magnetic core array material, and nickel-zinc iron oxysome leads resistance rate with high, less than several hundred low magnetic conductances The characteristics such as rate, and also generate in the frequency higher than 1MHz compared with low-loss etc., FERRITE CORE is used for the coil of various electronic equipments In transformer, magnetic core includes E type, EI type and c-type, one of the most common type when E type, this kind of magnetic core it is whole usually that include band Exopodal and interior two sufficient magnetic cores are constituted.

But the existing bill of materials one due to magnetic core, the temperature of magnetic core is higher, and existing magnetic core is during coil is wound More troublesome, magnetic core isolation performance is poor, more troublesome in the installation and removal process of magnetic core, needs to expend a large amount of manpower and object Power.

So how to design a kind of easy-to-dismount magnetic core, becoming us will currently be solved the problems, such as.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of easy-to-dismount magnetic core The problems such as magnetic core is fixed unstable, insulation performance is poor and disassembly is relatively difficult.

To achieve the above object, the utility model provides the following technical solutions：A kind of easy-to-dismount magnetic core, including it is outer Column, inner prop and fixed device, the outer surface of the column jacket are equipped with insulating lacquer layer, and the insulating lacquer layer is closely connect with column jacket, institute The inside for stating column jacket is equipped with insulation shell, and the insertion of the insulation shell is arranged in column jacket, and the front end in column jacket is equipped with Smooth flat, the smooth flat are closely welded with column jacket, and the bottom end of the column jacket is equipped with fixed device, the fixed device with Column jacket closely connects, and the rear end of the column jacket is equipped with inner prop, and the inner prop passes through fixed device and closely connect with column jacket, described solid The top for determining device is equipped with column installation position, and the column installation position is fitted closely with fixed device, the column installation position Inside is equipped with column mounting holes, and in fixed device, the top of the fixed device is equipped with for the column mounting holes insertion setting Insulating layer, the insulating layer are closely welded with fixed device.

Further, the inside of the insulation shell is equipped with silicon steel sheet, and the silicon steel sheet insertion is arranged in insulation shell.

Further, the inside of the insulation shell is equipped with heat eliminating medium, and the heat eliminating medium is fitted closely with silicon steel sheet, The heat eliminating medium is aluminum material.

Further, the two sides of the column jacket are equipped with Rough Horizontal Plane, and the Rough Horizontal Plane is closely connect with column jacket.

Further, the outside of the inner prop is equipped with high-temperature resistant medium, and the high-temperature resistant medium is closely welded with inner prop.

Further, the two sides of the fixed device are equipped with glue-line, and the glue-line is fitted closely with fixed device.

Further, the outside of the column mounting holes is equipped with sealing ring, and the sealing ring is closely connect with fixed device

Compared with prior art, the utility model has the beneficial effects that：This kind of easy-to-dismount magnetic core, due in magnetic core Outside is wound with coil,, can not when coil excess load or during operating at full capacity during coil passes through electric current The electric current for having part avoided leaks out, and the meeting during electric current is by magnetic core is so that magnetic core magnetizes, thus the magnetic field generated The work of coil can be interfered, can make the work of coil is compound to greatly increase, it can be to avoid after increasing insulation shell Magnetic core is magnetized, so that the work of coil reduces, the Rough Horizontal Plane that column jacket two sides are equipped with can to wind line on the outside of magnetic core During circle, so that the fixation of coil is more stable, so that the installment work of coil is rapider, in the two sides of fixed device The glue-line being equipped with can be fine using the glue-line of fixed device two sides after coil is installed during round-off work Completion coil seal operation, after column jacket and inner prop are put into column mounting holes by sealing ring encapsulate complete, the later period return Receipts release sealing ring, can well extract magnetic core from fixed device, so that the disassembly process of magnetic core is lighter Pine.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the column jacket structural schematic diagram of the utility model；

Fig. 3 is the fixture structure schematic diagram of the utility model.

In figure：1- column jacket；101- insulating lacquer layer；102- silicon steel sheet；103- heat eliminating medium；104- insulation shell；105- is thick Rough plane；The smooth front 106-；2- inner prop；201- high-temperature resistant medium；3- fixes device；301- glue-line；302- column installation position； 303- column mounting holes；304- sealing ring；305- insulating layer.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution：A kind of easy-to-dismount magnetic core, including column jacket 1, Inner prop 2 and fixed device 3, the outer surface of column jacket 1 are equipped with insulating lacquer layer 101, and insulating lacquer layer 101 is closely connect with column jacket 1, column jacket 1 inside is equipped with insulation shell 104, and the insertion of insulation shell 104 is arranged in column jacket 1, is equipped in the front end of column jacket 1 smooth flat Face 106, smooth flat 106 and column jacket 1 closely weld, and the bottom end of column jacket 1 is equipped with fixed device 3, and fixed device 3 and column jacket 1 are tight Close connection, the rear end of column jacket 1 are equipped with inner prop 2, and inner prop 2 passes through fixed device 3 and closely connect with column jacket 1, the top of fixed device 3 Equipped with column installation position 302, column installation position 302 is fitted closely with fixed device 3, and the inside of column installation position 302 is equipped with vertical Column mounting hole 303, in fixed device 3, the top of fixed device 3 is equipped with insulating layer 305 for the insertion of column mounting holes 303 setting, Insulating layer 305 and the closely welding of fixed device 3.

Further, the inside of insulation shell 104 is equipped with silicon steel sheet 102, and the insertion of silicon steel sheet 102 is arranged in insulation shell It is internal by electric current during coil working in the coil that the outside of insulation shell 104 is wound in 104, such that The inside of magnetic core generates vortex, and silicon steel sheet 102 overlap and made of magnetic core can substantially reduce son in the mistake of coil working Cheng Zhong, magnetic core inside generate the probability of vortex, ensure that the normal work of coil.

Further, the inside of insulation shell 104 is equipped with heat eliminating medium 103, and heat eliminating medium 103 and silicon steel sheet 102 are close Fitting, heat eliminating medium 103 are aluminum material, and being equipped with heat eliminating medium 103 in the inside of magnetic core can not during coil working The meeting avoided is so that magnetic core generates heat, and heat eliminating medium 103 made of aluminum has good heat dissipation effect, and magnetic core temperature is avoided to increase Lead to coil burnout, while the cost of the heat eliminating medium 103 of aluminum is low.

Further, the two sides of column jacket 1 are equipped with Rough Horizontal Plane 105, and Rough Horizontal Plane 105 is closely connect with column jacket 1, column jacket 1 During the Rough Horizontal Plane 105 that two sides are equipped with can make the wound around coil on the outside of magnetic core, so that the fixation of coil is more steady It is fixed, so that the installment work of coil is rapider.

Further, the outside of inner prop 2 is equipped with high-temperature resistant medium 201, and high-temperature resistant medium 201 and inner prop 2 closely weld, The temperature of magnetic core can be made quickly to increase when coil working, will lead to burning for coil when the temperature is excessively high when magnetic core, in inner prop The increased high-temperature resistant medium 201 in outside magnetic core can be avoided when the temperature rises hot, so that the insulating layer of coil be avoided to burn It is broken, so as to cause coil burnout.

Further, the two sides of fixed device 3 are equipped with glue-line 301, and glue-line 301 is fitted closely with fixed device 3, in fixation The glue-line 301 that the two sides of device 3 are equipped with utilizes fixed 3 two sides of device after coil is installed during round-off work Glue-line 301 can be very good complete coil seal operation.

Further, the outside of column mounting holes 303 is equipped with sealing ring 304, and sealing ring 304 closely connects with fixed device 3 It connects, sealing ring 304 is encapsulated after column jacket 1 and inner prop 2 are put into column mounting holes 303 and is completed, in sealing for later period recycling Circle 304 releases, and can well extract magnetic core from fixed device 3, so that the disassembly process of magnetic core is lighter.

Working principle：Firstly, the internal column for being equipped with silicon steel sheet 102 can substantially reduce the several of magnetic core internal vortex generation Rate, while extraneous can be galvanically isolated in the external world in the insulation shell in the outside of silicon steel sheet 102 104, avoid electric current from entering Inside magnetic core, to reduce the unnecessary work of coil, column jacket 1 and inner prop 2 are passed through to the column mounting holes of fixed device 3 302, so that column and fixed 3 fixing-stable of device, the outside of column mounting holes 303 is equipped with sealing ring 304, sealing ring 304 with The fixed closely connection of device 3, sealing ring 304 is encapsulated and is completed, after column jacket 1 and inner prop 2 are put into column mounting holes 303 rear Phase recycling releases sealing ring 304, can well extract magnetic core from fixed device 3, so that the disassembly of magnetic core Cheng Gengjia is light, is equipped with Rough Horizontal Plane 105 in the two sides of column jacket 1, can be by coarse flat in the installation process of later period coil Face 105 to fix between coil and magnetic core stronger.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of easy-to-dismount magnetic core, including column jacket（1）, inner prop（2）With fixed device（3）, it is characterised in that：The column jacket （1）Outer surface be equipped with insulating lacquer layer（101）, the insulating lacquer layer（101）With column jacket（1）Close connection, the column jacket（1）'s Inside is equipped with insulation shell（104）, the insulation shell（104）Insertion be arranged in column jacket（1）In, it is described in column jacket（1）'s Front end is equipped with smooth flat（106）, the smooth flat（106）With column jacket（1）Close welding, the column jacket（1）Bottom end set There is fixed device（3）, the fixed device（3）With column jacket（1）Close connection, the column jacket（1）Rear end be equipped with inner prop（2）, The inner prop（2）Pass through fixed device（3）With column jacket（1）Close connection, the fixed device（3）Top equipped with column install Position（302）, the column installation position（302）With fixed device（3）It fits closely, the column installation position（302）Inside set There are column mounting holes（303）, the column mounting holes（303）Insertion setting is in fixed device（3）In, the fixed device（3） Top be equipped with insulating layer（305）, the insulating layer（305）With fixed device（3）Close welding.

2. a kind of easy-to-dismount magnetic core according to claim 1, it is characterised in that：The insulation shell（104）It is interior Portion is equipped with silicon steel sheet（102）, the silicon steel sheet（102）Insertion is arranged in insulation shell（104）In.

3. a kind of easy-to-dismount magnetic core according to claim 1, it is characterised in that：The insulation shell（104）It is interior Portion is equipped with heat eliminating medium（103）, the heat eliminating medium（103）With silicon steel sheet（102）It fits closely, the heat eliminating medium（103） For aluminum material.

4. a kind of easy-to-dismount magnetic core according to claim 1, it is characterised in that：The column jacket（1）Two sides be equipped with Rough Horizontal Plane（105）, the Rough Horizontal Plane（105）With column jacket（1）Close connection.

5. a kind of easy-to-dismount magnetic core according to claim 1, it is characterised in that：The inner prop（2）Outside be equipped with High-temperature resistant medium（201）, the high-temperature resistant medium（201）With inner prop（2）Close welding.

6. a kind of easy-to-dismount magnetic core according to claim 1, it is characterised in that：The fixed device（3）Two sides Equipped with glue-line（301）, the glue-line（301）With fixed device（3）It fits closely.

7. a kind of easy-to-dismount magnetic core according to claim 1, it is characterised in that：The column mounting holes（303）'s Outside is equipped with sealing ring（304）, the sealing ring（304）With fixed device（3）Close connection.