CN216054144U

CN216054144U - Load regulator transformer

Info

Publication number: CN216054144U
Application number: CN202122454030.8U
Authority: CN
Inventors: 黄培刚
Original assignee: Shanghai Juter High Voltage Electrical & Equipment Co ltd
Current assignee: Shanghai Juter High Voltage Electrical & Equipment Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-03-15
Anticipated expiration: 2031-10-12

Abstract

The utility model relates to the technical field of transformers, and discloses a load regulator transformer, which comprises iron cores, wherein first partition plates are arranged between the iron cores, second partition plates are arranged between the first partition plates, and clamping plates are bolted to the surfaces of the iron cores; according to the utility model, the iron cores in the unsaturated region and the saturated region are arranged in a staggered manner, the direct current excitation coil and the alternating current load coil are formed, the additional direct current excitation current is controlled by adjusting the external 24V direct current voltage, the iron cores are magnetized by the additional direct current, and the magnetization degree of the iron cores in the unsaturated region and the saturated region in a magnetic circuit is changed, so that the impedance is continuous and rapidly adjustable, the adjustment multiple can be more than 30 times, and the alternating current load current can be more than 3000A; according to the utility model, the steel plates and the rubber plates are arranged in a staggered manner, so that the damping function can be achieved in a manner of isolating external vibration, the stable operation of the transformer is ensured, and the service life of the transformer is prolonged.

Description

Load regulator transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a load regulator transformer.

Background

A transformer is a stationary electrical device used to transform ac voltage, current and transmit ac power. The electric energy transmission is realized according to the principle of electromagnetic induction. Transformers can be classified into power transformers, test transformers, instrument transformers, and transformers for special purposes, in terms of their use: the power transformer is necessary equipment for power transmission and distribution and power consumer distribution; the device is used for carrying out voltage withstand (boosting) test on electrical equipment by the test transformer; the instrument transformer is used for electrical measurement and relay protection (PT, CT) of a power distribution system; the transformer for special purposes comprises a furnace transformer for smelting, an electric welding transformer, a rectifier transformer for electrolysis, a small-sized regulating transformer and the like.

The existing transformer cannot continuously adjust impedance, the impedance of the general transformer is fixed, if the transformer with different impedances is needed, the transformer needs to be replaced, the transformer is inconvenient to use, the use cost is increased, the working efficiency is reduced, and the transformer does not have a damping function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a load regulator transformer which has the advantages of continuously adjusting impedance and having a damping function and solves the problems that the impedance cannot be continuously adjusted and the damping function is not available.

In order to achieve the purpose, the utility model provides the following technical scheme: load regulator transformer, including the iron core, install first baffle between the iron core, install the second baffle between the first baffle, the surface bolt of iron core has splint, the fixed surface of iron core has cup jointed the coil, and the coil is located the bottom of splint, the surface of splint is provided with wiring mechanism, the one end and the wiring mechanism electric connection of coil, the surface mounting of coil has the copper bar, the bottom of iron core is provided with damper, damper includes steel sheet and rubber slab, rubber slab and steel sheet crisscross bonding, and the surface of the steel sheet that is located the top bolt with the bottom of iron core, the bottom bolt that is located the bottom of rubber slab has the base, the bottom bolt of base has the bottom plate, be provided with installation mechanism between bottom plate and the base, through unsaturated zone iron core and the staggered arrangement of saturated zone iron core, direct current excitation coil, alternating current load coil constitutes, through the size of adjusting outside 24V direct current voltage, control additional direct current exciting current, utilize additional direct current to magnetize the iron core, change the degree of magnetization of unsaturated and saturation region iron core in the magnetic circuit, thereby realize the continuation of impedance, it is quick adjustable, and the regulation multiple can reach more than 30 times, alternating current load current can reach more than 3000A, set up through steel sheet and rubber slab are crisscross, with external vibrations isolated mode, can reach and possess the absorbing function, the steady operation of transformer has been guaranteed, the life of transformer has been improved.

Preferably, wiring mechanism includes first screw rod, first screw rod cup joints with the inside slip of splint, the surperficial threaded connection of first screw rod has the nut, and the one end of coil and the surperficial electric connection of first screw rod, through setting up wiring mechanism, is convenient for the wiring.

Preferably, the installation mechanism comprises an angle plate, the angle plate is arranged between the base and the bottom plate, a second screw rod is connected to the inside of the angle plate in a sliding mode and is in threaded connection with the inner wall of the base, and the transformer can be conveniently installed by the arrangement of the installation mechanism.

Preferably, the gasket is sleeved on the surface of the first screw rod in a sliding mode, the gasket is located between the nut and the clamping plate, and the first screw rod is prevented from loosening through the gasket.

Preferably, the iron cores are arranged in a staggered mode, and the iron cores are arranged in a staggered mode, so that the device can work conveniently.

Preferably, be provided with the rubber tube between the inner wall of base and the damper, through setting up the rubber tube, the protection steel sheet prevents that the foreign matter from getting into the base.

Compared with the prior art, the utility model provides a load regulator transformer, which has the following beneficial effects:

1. according to the utility model, the iron cores in the unsaturated region and the saturated region are arranged in a staggered manner, the direct current excitation coil and the alternating current load coil are formed, the additional direct current excitation current is controlled by adjusting the external 24V direct current voltage, the iron cores are magnetized by the additional direct current, and the magnetization degree of the iron cores in the unsaturated region and the saturated region in a magnetic circuit is changed, so that the impedance is continuous and rapidly adjustable, the adjustment multiple can be more than 30 times, and the alternating current load current can be more than 3000A;

2. according to the utility model, the steel plates and the rubber plates are arranged in a staggered manner, so that the damping function can be achieved in a manner of isolating external vibration, the stable operation of the transformer is ensured, and the service life of the transformer is prolonged.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of the structure of the present invention;

fig. 3 is a side view of the structure of the present invention.

In the figure: 1. an iron core; 2. a first separator; 3. a second separator; 4. a splint; 5. a coil; 6. a wiring mechanism; 7. copper bars; 8. a damping mechanism; 9. a steel plate; 10. a rubber plate; 11. a base; 12. an installation mechanism; 13. a gasket; 14. a rubber cylinder; 15. a base plate; 61. a first screw; 62. a nut; 121. a gusset; 122. a second screw.

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.

Referring to fig. 1-3, a load regulator transformer includes an iron core 1, a first partition plate 2 is installed between the iron cores 1, a second partition plate 3 is installed between the first partition plates 2, a clamping plate 4 is bolted on the surface of the iron core 1, a coil 5 is fixedly sleeved on the surface of the iron core 1, the coil 5 is located at the bottom of the clamping plate 4, a wiring mechanism 6 is arranged on the surface of the clamping plate 4, one end of the coil 5 is electrically connected with the wiring mechanism 6, a copper bar 7 is installed on the surface of the coil 5, a damping mechanism 8 is arranged at the bottom of the iron core 1, the damping mechanism 8 includes a steel plate 9 and a rubber plate 10, the rubber plate 10 and the steel plate 9 are bonded in a staggered manner, the surface of the steel plate 9 located at the top is bolted with the bottom of the iron core 1, a base 11 is bolted on the bottom of the rubber plate 10, a bottom plate 15 is bolted on the bottom of the base 11, an installation mechanism 12 is arranged between the bottom plate 15 and the base 11, the iron cores 1 and the saturated regions are arranged in a staggered manner, a DC excitation coil 5 and an AC load coil 5. Through the size of adjusting outside 24V DC voltage, control additional direct current exciting current, utilize additional direct current to magnetize iron core 1, change unsaturated and saturation region iron core 1's magnetization degree in the magnetic circuit, thereby realize the continuation of impedance, it is quick adjustable, and the regulation multiple can reach 30 times more, alternating current load current can reach more than 3000A, set up with rubber slab 10 crisscross through steel sheet 9, with the isolated mode of external vibrations, can reach and possess absorbing function, the steady operation of transformer has been guaranteed, the service life of transformer has been improved.

Further, wiring mechanism 6 includes first screw rod 61, and first screw rod 61 cup joints with the inside slip of splint 4, and the surperficial threaded connection of first screw rod 61 has nut 62, and the one end of coil 5 and the surperficial electric connection of first screw rod 61, through setting up wiring mechanism 6, is convenient for the wiring.

Further, the mounting mechanism 12 comprises an angle plate 121, the angle plate 121 is disposed between the base 11 and the bottom plate 15, a second screw 122 is slidably connected to the inside of the angle plate 121, and the second screw 122 is threadedly connected to the inner wall of the base 11, so that the mounting mechanism 12 is provided to facilitate the mounting of the transformer.

Further, the gasket 13 is sleeved on the surface of the first screw 61 in a sliding mode, the gasket 13 is located between the nut 62 and the clamping plate 4, and the first screw 61 is prevented from loosening by the gasket 13.

Further, the iron cores 1 are arranged in a staggered mode, and the iron cores 1 are arranged in a staggered mode, so that the device is beneficial to work.

Further, a rubber cylinder 14 is arranged between the inner wall of the base 11 and the damping mechanism 8, and the rubber cylinder 14 protects the steel plate 9 and prevents foreign matters from entering the base 11.

When the magnetic circuit is used, the iron cores 1 in the unsaturated region and the iron cores 1 in the saturated region are arranged in a staggered mode, the direct-current excitation coils 5 and the alternating-current load coils 5 are formed, additional direct-current excitation current is controlled by adjusting the magnitude of external 24V direct-current voltage, the iron cores 1 are magnetized by the additional direct current, and the magnetization degree of the iron cores 1 in the unsaturated region and the saturated region in the magnetic circuit is changed, so that the impedance is continuous and quick to adjust, the adjusting multiple can reach more than 30 times, and the alternating-current load current can reach more than 3000A;

through the crisscross setting of steel sheet 9 and rubber slab 10, still have certain elasticity when making damper 8 have intensity, can be with isolated such as external vibrations or striking, make on vibrations can not transmit the transformer, reduced the injury to the transformer to can reach and possess absorbing function.

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. Load regulator transformer, including iron core (1), its characterized in that: install first baffle (2) between iron core (1), install second baffle (3) between first baffle (2), the surface bolt of iron core (1) has splint (4), the fixed surface of iron core (1) has cup jointed coil (5), and coil (5) are located the bottom of splint (4), the surface of splint (4) is provided with wiring mechanism (6), the one end and the wiring mechanism (6) electric connection of coil (5), the surface mounting of coil (5) has copper bar (7), the bottom of iron core (1) is provided with damper (8), damper (8) include steel sheet (9) and rubber slab (10), rubber slab (10) and steel sheet (9) crisscross bonding, and the surface of the steel sheet (9) that is located the top and the bottom bolt of iron core (1), are located the bottom bolt of rubber slab (10) has connect base (11), the bottom of base (11) has bolted connection bottom plate (15), be provided with between bottom plate (15) and base (11) installation mechanism (12).

2. The load regulator transformer of claim 1, wherein: wiring mechanism (6) include first screw rod (61), first screw rod (61) and the inside slip of splint (4) cup joint, the surperficial threaded connection of first screw rod (61) has nut (62), and the surperficial electric connection of the one end of coil (5) and first screw rod (61).

3. The load regulator transformer of claim 1, wherein: the mounting mechanism (12) comprises an angle plate (121), the angle plate (121) is arranged between the base (11) and the bottom plate (15), a second screw rod (122) is connected to the inside of the angle plate (121) in a sliding mode, and the second screw rod (122) is in threaded connection with the inner wall of the base (11).

4. The load regulator transformer of claim 2, wherein: the surface of the first screw rod (61) is sleeved with a gasket (13) in a sliding mode, and the gasket (13) is located between the nut (62) and the clamping plate (4).

5. The load regulator transformer of claim 1, wherein: the iron cores (1) are arranged in a staggered mode.

6. The load regulator transformer of claim 1, wherein: and a rubber cylinder (14) is arranged between the inner wall of the base (11) and the damping mechanism (8).