CN206312737U

CN206312737U - A kind of sensing heating coaxial transformer

Info

Publication number: CN206312737U
Application number: CN201621468770.XU
Authority: CN
Inventors: 李志平
Original assignee: Shaanxi Ruyi Transformer Manufacturing Co Ltd
Current assignee: Shaanxi Ruyi Transformer Manufacturing Co Ltd
Priority date: 2016-12-29
Filing date: 2016-12-29
Publication date: 2017-07-07
Anticipated expiration: 2026-12-29

Abstract

The utility model discloses a kind of sensing heating coaxial transformer, including the sealed cylinder being made up of outer metal cylinder, cover board of front end and rear-end plate, toroidal core is provided with the outer metal cylinder, insulated conductor is provided with the toroidal core for forming primary side winding, primary side outlet terminal is provided with the rear-end plate, for connecting the insulated conductor, water-cooled pipeline is provided with the outer metal cylinder, the water-cooled pipeline forms secondary loop and carries out power output with the outer metal cylinder, cover board of front end and rear-end plate.Present apparatus sensing heating coaxial type transformer device structure is simply easy to batch production, reduces at double relative to same power common transformer volume, and weight also declines at double, reduces the integrated production cost of automation；Small volume is conveniently replaceable, and parts are added and standard component using machine, and manufacture craft uniformity ensures the uniformity of performance, is reduced due to the influence of the uniformity to transformer of same product heating.

Description

A kind of sensing heating coaxial transformer

【Technical field】

The utility model belongs to high-frequency induction heating power technical field, is related to a kind of small-sized high-frequency induction heating coaxial type Transformer.

【Background technology】

Transformer is the device that electric energy or electric signal are transmitted using electromagnetic induction principle, and there is voltage transformation, electric current to become for it Change and impedance conversion and the effect of electrical isolation.High-frequency induction heating transformer is existing general as power inverter chief component It is discrete combined water cooled transformer all over the high-frequency induction heating transformer for using, typically by primary side, secondary, magnetic core, radiate machine Structure, hold-down mechanism and cabinet composition.Primary side typically use water flowing copper pipe or electromagnetic wire is constituted, the most use E-type magnetic cores of magnetic core, Secondary uses water flowing copper pipe coiling, and magnetic core needs certain water flowing cooling mechanism；Magnetic core is tensed using forms such as cleat insulators.

Common high-frequency induction heating water-cooled transformer uses E-type magnetic core at present, and there is a cooling mechanism magnetic core outer surface, primary side around Group uses electromagnetic wire or water flowing copper pipe, secondary to use water flowing copper pipe, also corresponding retention mechanism to cause volume of transformer Big weight weight；Higher to automation equipment requirement, cost is too big；The relative E-type magnetic of common high-frequency induction heating water-cooled transformer Core is compressed using pressing plate, compresses the inconsistent uniformity that can influence transformer performance of degree；Primary side and magnetic core, secondary and magnetic core Coupling distance can also influence the uniformity of transformer performance；Common high-frequency induction heating water-cooled transformer primary side and magnetic core, magnetic Core and secondary, primary and secondary side add complicated insulation processing, are influenceed larger by external environment, have and there is dust or leak Cause damage in insulation or insulation breakdown situation；Increase fault rate；The air gap that high-frequency induction heating water-cooled magnetic core is present can be increased Transformer loss.

Existing transformer causes that volume of transformer is larger due to its structure and coupled mode, and weight weight, coupling efficiency are low, therefore Barrier rate is high.As automated production demand is increasing, many times need to move high-frequency induction heating transformer, it is desirable to high Frequency sensing heating volume of transformer is as far as possible small, and weight is tried one's best gently, with save space and the electric cost of corresponding supporting machinery.

【Utility model content】

Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, there is provided one kind sensing Heating coaxial transformer, volume reduces at double, and weight also declines at double, and is easy to batch production.

The utility model uses following technical scheme：

A kind of sensing heating coaxial transformer, including the sealing being made up of outer metal cylinder, cover board of front end and rear-end plate Cylinder, is provided with toroidal core in the outer metal cylinder, insulated conductor is provided with the toroidal core for forming primary side Winding, is provided with primary side outlet terminal on the rear-end plate, for connecting the insulated conductor, set in the outer metal cylinder Water-cooled pipeline is equipped with, the water-cooled pipeline forms secondary loop and carries out with the outer metal cylinder, cover board of front end and rear-end plate Power output.

Further, the water-cooled pipeline includes the center sky bar being arranged in the outer metal cylinder, and the center is empty Bar is connected with the Inlet and outlet water interface on the cover board of front end and rear-end plate respectively through the toroidal core.

Further, conductive plate is provided with outside the cover board of front end, is set between the cover board of front end and the conductive plate Insulation assembly is equipped with, is electrically connected using nut compacted form between the conductive plate and center sky bar and outer metal cylinder Connect.

Further, the conductive plate is made up of two semi-circular structures, is provided between described two semi-circular structures described Insulation assembly is used to separate, and an Inlet and outlet water interface is provided with each described semi-circular structure.

Further, water flowing inductor is connected with nut compacted form on the conductive plate.

Further, the insulated conductor passes through the toroidal core and winds in order and is arranged on the toroidal core.

Further, insulated enclosure component is provided between the insulated conductor and the rear-end plate.

Further, the insulated conductor is connected with the primary side outlet terminal using welding or crimping mode.

Further, the toroidal core is made up of non-crystalline material, at least including one.

Further, connected using welding manner between the cover board of front end, rear-end plate and the outer metal cylinder.

Compared with prior art, the utility model at least has the advantages that：

A kind of sensing heating coaxial transformer of the utility model, using annular amorphous magnetic core, such magnetic core is by amorphous band Once winding is formed, and does not have seam, reduces core loss, and the relatively common transformer fe ferrite core of saturation magnetic conductivity improves 4 Times, same magnetic core of power transformer volume-diminished；The water cooled pipeline of setting be used for inside transformer water flowing can ensure primary side, The radiating of secondary and magnetic core, does not have other radiator structures of redundancy so that volume reduction, front and back end cover plate is tightly connected, whole to become Depressor is small by external dust, water environmental impact, and fault rate is low, it is ensured that effective production.

Further, insulation assembly is provided between cover board of front end and conductive plate, is set between insulated conductor and rear-end plate Insulated enclosure component is equipped with, insulation processing meets the insulating properties in electrically each portion, and insulation is not influenceed by dust and water；Reduce event Barrier rate.

Further, sensing heating coaxial type transformer portion essential electrical is connected by Type of Welding, it is ensured that good Electric property.

Further, using on the tight coiling toroidal core of external insulation wire, insulated conductor passes through the annular to primary side winding Magnetic core simultaneously winds around on the toroidal core in order, forms primary side assembly, around primary side assembly and the secondary gold for making Category cylinder close-coupled, improves coupling efficiency.

In sum, present apparatus sensing heating coaxial type transformer device structure is simply easy to batch production, relative to same work( Rate common transformer volume reduces at double, and weight also declines at double, reduces the integrated production cost of automation；Small volume is easy to more Change, parts are added and standard component using machine, manufacture craft uniformity ensures the uniformity of performance, reduce because same product adds Influence of the uniformity of heat to transformer.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

【Brief description of the drawings】

Fig. 1 is the utility model structural representation；

Fig. 2 is the utility model left view；

Fig. 3 is the utility model right view.

Wherein：1. toroidal core, 2. insulated conductor, 3. center sky bar, 4. conductive plate, 5. primary side outlet terminal, 6. passes in and out Water interface, 7. outer metal cylinder, 8. cover board of front end, 9. rear-end plate, 10. insulation assembly.

【Specific embodiment】

Refer to shown in Fig. 1 to Fig. 3, the utility model discloses a kind of sensing heating coaxial transformer, including outer metal Cylinder 7, the rear and front end of outer metal cylinder 7 is respectively arranged with cover board of front end 8 and rear-end plate 9 to be used to seal, the outer gold Toroidal core 1 is provided with category cylinder 7, insulated conductor 2 is provided with the toroidal core 1 for forming primary side winding, it is described One end of insulated conductor 2 is connected with the primary side outlet terminal 5 being arranged on the rear-end plate 9, in the outer metal cylinder 7 also Be provided with center sky bar 3, center sky bar 3 through the toroidal core 1 respectively with the cover board of front end 8 and rear-end plate 9 On Inlet and outlet water interface 6 connect, be provided with conductive plate 4 outside the cover board of front end 8, center sky bar 3, outer metal cylinder 7, rear end Cover plate 9, cover board of front end 8 and conductive plate 4 are together to form secondary coupling systems zoarium, and adding user's inductor to form secondary loop can To complete power output；

It is specific as follows：Insulated conductor 2 (one or many with and around), is closely wound through toroidal core 1 and sequentially ring (typically according to actual insulation wire meeting coiling multi-turn, wherein toroidal core 1 is one or more toroidal core on shape magnetic core 1 Primary side winding is formed side by side)；The lead-out wire of insulated conductor 2 (2 or many) is each passed through (rear end cap of rear-end plate 9 of punching Plate is brass or other conductive materials), wire passes through and insulated enclosure component insulation and sealing is used at hole, and wire draws wire bonding The mode for connecing or crimping is connected on primary side outlet terminal 5, and primary side outlet terminal 5 is non-uniformly distributed on rear-end plate；

Primary side winding is put into inside outer metal cylinder 7, and primary side winding outer lead and the inner tight of outer metal cylinder 7 are pasted Conjunction, center sky bar 3 is brass or other conductive materials, and through the middle part of toroidal core 1, center sky bar 3 passes through the rear end of punching , to together, center sky bar 3 connects Inlet and outlet water interface in the outwardly extending portion of rear-end plate 9 for cover plate 9 and the seamless welding of rear-end plate 9 6, another Inlet and outlet water interface 6 through rear-end plate 9 and being welded or otherwise secured on rear-end plate 9, rear-end plate 9 and outer gold The category seamless welding of cylinder 7 is to together；Center sky bar 3 passes through cover board of front end 8 (cover board of front end is brass or other conductive materials) There is insulated enclosure to process and cover board of front end 8 between；Seamless welding is to together between outer metal cylinder 7 and drive end bearing bracket 8；

Conductive plate 4 is two semi-circular structures, is separated by insulation assembly between two semicircles, is fetched water in the middle of conductive plate, is drawn Water guide road；Left and right conductive plate is electrically connected together with center sky bar 3 and the nut compacted form of outer metal cylinder 7 respectively, conductive There is insulation assembly 10 to insulate between plate 4 and cover board of front end 8；Different water flowings are connected on conductive plate 4 with nut compacted form to sense Device, inductor converts electrical energy into high frequency strong magnetic, is heated workpiece and produces induced-current by electromagnetic induction in high-intensity magnetic field, The eddy-current loss and the magnetic hystersis loss of workpiece itself produced by induced-current are to reach the purpose of heated partses.

In sum, can not only realize that old-fashioned water-cooled becomes using the coaxial inductive heating transformer of new construction, new material The function of depressor, such as welding, quenching, metal melting, in the remelting of metal pipe-wall powder, this field has been even more incomparable Advantage.Same Efficieney lower volume be even more old-fashioned water-cooled transformer 20%~~25%, weight is old-fashioned water-cooled transformer 25%~~33%, (reduce automation cost input, mechanical arm and leading screw to realize that automated production is laid a good foundation There are more selections).Additionally, coaxial inductive heating transformer parts add part using machine, parts are not only realized Standardization, modularization, also improve production efficiency while being conveniently replaceable, for obstacle has been cleared away in large-scale production.

Above content is only explanation technological thought of the present utility model, it is impossible to limit protection model of the present utility model with this Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical scheme each falls within this reality Within protection domain with new claims.

Claims

1. a kind of sensing heating coaxial transformer, it is characterised in that：Including by outer metal cylinder (7), cover board of front end (8) and rear end The sealed cylinder of cover plate (9) composition, is provided with toroidal core (1), on the toroidal core (1) in the outer metal cylinder (7) Insulated conductor (2) is provided with for forming primary side winding, primary side outlet terminal (5) is provided with the rear-end plate (9), be used for Connect in the insulated conductor (2), the outer metal cylinder (7) and be provided with water-cooled pipeline, the water-cooled pipeline and the outer gold Category cylinder (7), cover board of front end (8) and rear-end plate (9) form secondary loop and carry out power output.

2. a kind of sensing heating coaxial transformer according to claim 1, it is characterised in that：The water-cooled pipeline includes setting Put center sky bar (3) in the outer metal cylinder (7), center sky bar (3) through the toroidal core (1) respectively with Inlet and outlet water interface (6) connection on the cover board of front end (8) and rear-end plate (9).

3. a kind of sensing heating coaxial transformer according to claim 2, it is characterised in that the cover board of front end (8) is outward Portion is provided with conductive plate (4), and insulation assembly (10) is provided between the cover board of front end (8) and the conductive plate (4), described to lead It is electrically connected using nut compacted form between electroplax (4) and center sky bar (3) and outer metal cylinder (7).

4. a kind of sensing heating coaxial transformer according to claim 3, it is characterised in that：The conductive plate (4) is by two Individual semi-circular structure composition, is provided with the insulation assembly (10) for separating between described two semi-circular structures, described in each An Inlet and outlet water interface (6) is provided with semi-circular structure.

5. a kind of sensing heating coaxial transformer according to claim 3, it is characterised in that：On the conductive plate (4) with Nut compacted form is connected with water flowing inductor.

6. a kind of sensing heating coaxial transformer according to claim 1, it is characterised in that：The insulated conductor (2) is worn Cross the toroidal core (1) and wind in order and be arranged on the toroidal core (1).

7. a kind of sensing heating coaxial transformer according to claim 1, it is characterised in that：The insulated conductor (2) with Insulated enclosure component is provided between the rear-end plate (9).

8. a kind of sensing heating coaxial transformer according to claim 1, it is characterised in that：The insulated conductor (2) with The primary side outlet terminal (5) is connected using welding or crimping mode.

9. a kind of sensing heating coaxial transformer according to claim 1, it is characterised in that：The toroidal core (1) by Non-crystalline material is made, at least including one.

10. a kind of sensing heating coaxial transformer according to claim 1, it is characterised in that：The cover board of front end (8), Connected using welding manner between rear-end plate (9) and the outer metal cylinder (7).