CN218299565U

CN218299565U - Dry-type filter reactor

Info

Publication number: CN218299565U
Application number: CN202222466375.XU
Authority: CN
Inventors: 李连弟; 李汉华
Original assignee: Guangdong Dedi Electromechanical Equipment Co ltd
Current assignee: Guangdong Dedi Electromechanical Equipment Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-13
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a dry-type filter reactor, including the punch holder, the inside of punch holder can be dismantled through first fitting pin and be connected with the upper iron yoke, the lower terminal surface of punch holder can be dismantled and be connected with first winding, the lower terminal surface of first winding can be dismantled and be connected with first division board, the lower terminal surface of first division board can be dismantled and be connected with the second winding, the lower terminal surface of second winding can be dismantled and is connected with the second division board. The dry type filter reactor is provided with the first winding, the second winding and the third winding, and the first winding, the second winding and the third winding are separated through the first partition plate and the second partition plate, so that the conventional integral type is changed into a three-group split type, the ripple phenomenon in a rectifying circuit can be reduced, the safety of the dry type filter reactor is improved, heat conduction among coils is isolated, and heat accumulated on the coils can be rapidly dissipated.

Description

Dry-type filter reactor

Technical Field

The utility model relates to a reactor technical field specifically is a dry-type filter reactor.

Background

The reactor is also called an inductor, a conductor generates a magnetic field in a certain space range occupied by the conductor when the conductor is electrified, so all electric conductors capable of carrying current have inductance in the general sense, the inductance of the electrified long straight conductor is small, and the generated magnetic field is not strong, so that the actual reactor is in the form of winding a conducting wire into a solenoid, is called an air core reactor, sometimes in order to enable the solenoid to have larger inductance, an iron core is inserted into the solenoid, is called an iron core reactor, the reactance is divided into inductive reactance and capacitive reactance, and the more scientific classification is that the inductive reactance and the capacitive reactance are collectively called as the reactor, however, the inductor is used in the past and is called as the reactor.

In the use process of the dry type filter reactor, the reactor is used in a direct current loop after rectification, the pulse number of a rectification circuit is always limited, ripples always exist in the output rectified direct current voltage, the ripples are harmful, and only insulating varnishes exist between coils, so that the isolation of the coils is not strong, an arc phenomenon is easily caused, and a serious potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry-type filter reactor to propose in solving above-mentioned background art in dry-type filter reactor's use, the reactor is arranged in the direct current loop after the rectification, and rectifier circuit's pulse number is always limited, always has the ripple in the whole straight voltage of output, and this kind of ripple is often harmful, and only has insulating varnished cloth between the coil moreover, and the isolation that leads to the coil is not strong, causes electric arc phenomenon easily, thereby has the problem of serious potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dry-type filter reactor, includes the punch holder, the inside of punch holder can be dismantled through first locking bolt and be connected with the upper iron yoke, the lower terminal surface of punch holder can be dismantled and be connected with first winding, the lower terminal surface of first winding can be dismantled and be connected with first division board, the lower terminal surface of first division board can be dismantled and be connected with the second winding, the lower terminal surface of second winding can be dismantled and be connected with the second division board, the lower terminal surface of second division board can be dismantled and be connected with the third winding, the lower terminal surface of third winding can be dismantled and be connected with the punch holder, the inside of punch holder can be dismantled and be connected with the lower iron yoke through second locking bolt, first winding, second winding and third winding are constituteed by bobbin, coil, insulating paper, insulating ceramic cover and iron core, the outside winding of bobbin, the inside of bobbin can be dismantled and be connected with the iron core, the outside parcel of coil has insulating paper, insulating ceramic cover has been cup jointed in the outside of insulating paper.

Preferably, four groups of bolt mounting holes are formed in the upper end face of the lower clamping plate, so that the reactor can be conveniently and fixedly mounted through bolts.

Preferably, the iron core is formed by laminating silicon steel sheets, so that the overall loss and heat productivity of the reactor are reduced to a limited extent.

Preferably, both ends of the coil are fixedly connected with wire holders, and the reactor is connected through the wire holders for use.

Preferably, the number of the first winding, the second winding and the third winding is provided with multiple groups, so that the normal operation of the reactor is ensured.

Compared with the prior art, the beneficial effects of the utility model are that: the dry type filter reactor is provided with the first winding, the second winding and the third winding, and the first winding, the second winding and the third winding are separated by the first partition plate and the second partition plate, so that the conventional integral type is changed into the three-group split type, the ripple phenomenon in a rectifying circuit can be reduced, and the safety of the dry type filter reactor is improved.

This dry-type filter reactor is through being provided with insulating ceramic cover, can the heat conduction between the isolation coil to give off fast the heat that accumulates on the coil, fine promotion coil heat-sinking capability guarantees its normal work.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the first winding according to the present invention.

Fig. 3 is a schematic view of the overlooking structure of the bobbin of the present invention.

Fig. 4 is a side view of the upper plate of the present invention.

Fig. 5 is a side view of the lower plate of the present invention.

In the figure: 1. an upper splint; 2. a first winding; 3. a first partition plate; 4. a second winding; 5. a second partition plate; 6. a third winding; 7. a lower splint; 8. a bobbin; 9. a coil; 10. insulating paper; 11. an insulating ceramic cover; 12. an iron core; 13. an upper iron yoke; 14. a first locking bolt; 15. a second locking bolt; 16. a lower iron yoke.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a dry-type filter reactor, including punch holder 1, the inside of punch holder 1 can be dismantled through first latch bolt 14 and be connected with indisputable yoke 13, the lower terminal surface of punch holder 1 can be dismantled and be connected with first winding 2, the lower terminal surface of first winding 2 can be dismantled and be connected with first division board 3, the lower terminal surface of first division board 3 can be dismantled and be connected with second winding 4, the lower terminal surface of second winding 4 can be dismantled and be connected with second division board 5, the lower terminal surface of second division board 5 can be dismantled and be connected with third winding 6, the lower terminal surface of third winding 6 can be dismantled and be connected with lower plate 7, four groups bolt mounting hole have been seted up to lower plate 7's up end, it is fixed with the reactor installation conveniently through the bolt, the inside of lower plate 7 can be dismantled through second latch bolt 15 and be connected with indisputable yoke 16, first winding 2, second winding 4 and third winding 6 are by bobbin 8, coil 9, insulating paper 10, insulating ceramic cover 11 and iron core 12 constitute, coil 9 twines the outside of winding 8, coil 9 winding, the both ends all fixedly connected with the reactor winding connection of reactor winding seat, the insulating paper winding is equipped with the insulating paper winding of the normal work of the multiunit winding that the reactor winding 10 and the insulating paper winding is formed by the insulating paper winding, the insulating paper winding that the insulating core 10, the outside of the insulating paper that the heat of the whole insulation has been reduced is formed.

The working principle is as follows: through being provided with first winding 2, second winding 4 and third winding 6, and through first division board 3 and second division board 5 with first winding 2, second winding 4 and third winding 6 are separated, make it by integral transform three split types in the past, can reduce the ripple phenomenon in the rectifier circuit, consequently, dry-type filter reactor security has been improved, through being provided with insulating ceramic cover 11, can keep apart the heat conduction between the coil 9, and give off the heat that piles up on the coil 9 fast, fine promotion coil 9 heat-sinking capability, guarantee its normal work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry-type filter reactor, includes punch holder (1), its characterized in that: an upper iron yoke (13) is detachably connected inside the upper clamping plate (1) through a first locking bolt (14), the lower end surface of the upper clamping plate (1) is detachably connected with a first winding (2), the lower end surface of the first winding (2) is detachably connected with a first partition plate (3), the lower end surface of the first partition plate (3) is detachably connected with a second winding (4), the lower end surface of the second winding (4) is detachably connected with a second partition plate (5), the lower end surface of the second partition plate (5) is detachably connected with a third winding (6), the lower end surface of the third winding (6) is detachably connected with a lower clamping plate (7), the interior of the lower splint (7) is detachably connected with a lower iron yoke (16) through a second locking bolt (15), the first winding (2), the second winding (4) and the third winding (6) are all composed of a bobbin (8), a coil (9), insulating paper (10), an insulating ceramic cover (11) and an iron core (12), the coil (9) is wound on the outer side of the winding frame (8), an iron core (12) is detachably connected in the winding frame (8), the outer side of the coil (9) is wrapped with insulating paper (10), and an insulating ceramic cover (11) is sleeved on the outer side of the insulating paper (10).

2. A dry filter reactor according to claim 1, wherein: four groups of bolt mounting holes are formed in the upper end face of the lower clamping plate (7).

3. A dry filter reactor according to claim 1, wherein: the iron core (12) is formed by laminating silicon steel sheets.

4. A dry filter reactor according to claim 1, wherein: and both ends of the coil (9) are fixedly connected with wire holders.

5. A dry filter reactor according to claim 1, wherein: the number of the first windings (2), the second windings (4) and the third windings (6) is provided with a plurality of groups.