CN216562693U

CN216562693U - Isolation transformer

Info

Publication number: CN216562693U
Application number: CN202123301053.1U
Authority: CN
Inventors: 任琪; 任贵林
Original assignee: Shanghai Zhiyue Electric Co ltd
Current assignee: Shanghai Zhiyue Electric Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-17
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses an isolation transformer which comprises an iron core, wherein a framework is detachably connected inside the iron core, a winding is detachably connected to the outer side of the framework, a first lower protection support and a second lower protection support are detachably connected to two sides of the lower end of the iron core respectively and are locked through a first locking bolt, damping pads are fixedly connected to the lower end faces of the first lower protection support and the second lower protection support respectively, a first upper protection support and a second upper protection support are detachably connected to two sides of the upper end of the iron core respectively and are locked through a second locking bolt, a protection cover is arranged on the outer side of the iron core, and fixing edges are fixedly connected to two sides of the lower end of the protection cover respectively. This isolation transformer is through being provided with the shock pad, and the shock pad makes isolation transformer can inseparabler with the installation face when the installation is fixed, can play fine cushioning effect to isolation transformer, but also can reduce isolation transformer vibrations at the during operation.

Description

Isolation transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to an isolation transformer.

Background

The isolation transformer is used for avoiding the isolation of accidentally touching the transformer with a charged body, namely isolating the respective current of the primary and secondary winding coils, is used in the power industry in European countries in the early stage, is widely used in the electronic industry or industrial and mining enterprises, the control power supply of general circuits in machine tools and mechanical equipment, and the power supply of safety lighting and indicator lamps, belongs to a safety power supply, is generally used for machine maintenance and maintenance, and plays roles of protection, lightning protection and filtering;

however, the existing isolation transformer is directly installed with an installation surface when being installed, the isolation transformer is easy to generate small vibration to cause a resonance problem due to the installation mode, so that noise is increased, the isolation transformer is not provided with a protection structure and is easy to damage, and therefore the isolation transformer is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an isolation transformer, which aims to solve the problems that the existing isolation transformer is directly installed on an installation surface when being installed, the isolation transformer is easy to generate fine vibration to cause resonance due to the installation mode, so that the noise is increased, and the isolation transformer is easy to damage due to no protective structure.

In order to achieve the purpose, the utility model provides the following technical scheme: isolation transformer, including the iron core, even there is the skeleton inside can be dismantled to the inside of iron core, the outside of skeleton can be dismantled and be connected with the winding, the lower extreme both sides of iron core can be dismantled respectively and be connected with protective bracket under first protective bracket and the second, and lock through first lock bolt, the equal fixedly connected with shock pad of lower terminal surface of protective bracket under first protective bracket and the second, protective bracket on the upper end both sides of iron core releasable connection has first protective bracket and the second respectively, and locks through the second lock bolt, the outside of iron core is provided with the protection casing, the lower extreme both sides of protection casing are the fixed limit of fixedly connected with respectively, the fixed limit supports the up end of protective bracket under first protective bracket and the second.

Preferably, through holes are formed in the upper end faces of the two groups of fixing edges, the first lower protective support and the second lower protective support.

Preferably, the outer side surface of the protective cover is provided with heat dissipation holes.

Preferably, the upper end faces of the first upper protective bracket and the second upper protective bracket are respectively provided with a first wiring terminal seat and a second wiring terminal seat.

Preferably, the first connection terminal seat and the second connection terminal seat are detachably connected with the winding.

Preferably, the upper end face of the protective cover is provided with a plurality of groups of wiring holes.

Compared with the prior art, the utility model has the beneficial effects that: the isolation transformer is provided with the shock pad, so that the isolation transformer can be more compact with a mounting surface when being fixedly mounted, the isolation transformer can be well damped, and the vibration of the isolation transformer during working can be reduced;

this isolation transformer can play fine guard action to isolation transformer through being provided with the protection casing, and it receives the damage to avoid isolation transformer, fine extension isolation transformer's life.

Drawings

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

fig. 2 is a schematic view of the protective cover structure of the present invention.

In the figure: 1. an iron core; 2. a shock pad; 3. a first lower protective bracket; 4. a first locking bolt; 5. a protective cover; 6. a winding; 7. a first upper protective bracket; 8. a first connection terminal base; 9. a second connection terminal base; 10. a second upper protective bracket; 11. a second locking bolt; 12. a framework; 13. a second lower protective bracket; 14. heat dissipation holes; 15. and fixing the edge.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained by combining the specific 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 those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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, such as "connected," which may be fixedly connected, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: an isolation transformer comprises an iron core 1, wherein a framework 12 is detachably connected inside the iron core 1, a winding 6 is detachably connected to the outer side of the framework 12, a first lower protective support 3 and a second lower protective support 13 are detachably connected to two sides of the lower end of the iron core 1 respectively and are locked through a first locking bolt 4, damping pads 2 are fixedly connected to the lower end surfaces of the first lower protective support 3 and the second lower protective support 13 respectively, a first upper protective support 7 and a second upper protective support 10 are detachably connected to two sides of the upper end of the iron core 1 respectively and are locked through a second locking bolt 11, a protective cover 5 is arranged on the outer side of the iron core 1, fixed edges 15 are fixedly connected to two sides of the lower end of the protective cover 5 respectively, and the fixed edges 15 are supported on the upper end surfaces of the first lower protective support 3 and the second lower protective support 13;

two sets of fixed limit 15, the through-hole has all been seted up to the up end of protective bracket 13 under first protective bracket 3 and the second, it is convenient to fix limit 15 through the bolt, protective bracket 13 is fixed under first protective bracket 3 and the second, the outside surface of protection casing 5 is provided with louvre 14, play fine radiating action to isolation transformer, first wiring terminal seat 8 and second wiring terminal seat 9 are installed respectively to the up end of protective bracket 10 on first last protective bracket 7 and the second, be convenient for carry out the use of working a telephone switchboard, first wiring terminal seat 8 and second wiring terminal seat 9 all can be dismantled with winding 6 and be connected, the up end of protection casing 5 is provided with multiunit wiring hole, be convenient for insert the connecting wire to protection casing 5 inside be connected with first wiring terminal seat 8 and second wiring terminal seat 9.

The working principle is as follows: through being provided with shock pad 2, shock pad 2 makes isolation transformer can be inseparabler with the installation face when the installation is fixed, can play fine cushioning effect to isolation transformer, but also can reduce isolation transformer vibrations at the during operation, through being provided with protection casing 5, protection casing 5 can play fine guard action to isolation transformer, avoids isolation transformer to receive the damage, fine extension isolation transformer's life.

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. Isolation transformer, including iron core (1), its characterized in that: the iron core (1) is detachably connected with a framework (12), the outer side of the framework (12) is detachably connected with a winding (6), a first lower protective bracket (3) and a second lower protective bracket (13) are respectively detachably connected to two sides of the lower end of the iron core (1), and is locked by a first locking bolt (4), the lower end surfaces of the first lower protective bracket (3) and the second lower protective bracket (13) are fixedly connected with a shock pad (2), the two sides of the upper end of the iron core (1) are respectively detachably connected with a first upper protective bracket (7) and a second upper protective bracket (10), and is locked by a second locking bolt (11), a protective cover (5) is arranged on the outer side of the iron core (1), two sides of the lower end of the protective cover (5) are respectively fixedly connected with a fixed edge (15), the fixed edge (15) is supported on the upper end faces of the first lower protective support (3) and the second lower protective support (13).

2. The isolation transformer of claim 1, wherein: through holes are formed in the upper end faces of the two groups of fixing edges (15), the first lower protective support (3) and the second lower protective support (13).

3. The isolation transformer of claim 1, wherein: the outer side surface of the protective cover (5) is provided with heat dissipation holes (14).

4. The isolation transformer of claim 1, wherein: and the upper end surfaces of the first upper protective bracket (7) and the second upper protective bracket (10) are respectively provided with a first wiring terminal seat (8) and a second wiring terminal seat (9).

5. The isolation transformer of claim 4, wherein: and the first wiring terminal seat (8) and the second wiring terminal seat (9) are detachably connected with the winding (6).

6. The isolation transformer of claim 1, wherein: and a plurality of groups of wiring holes are formed in the upper end face of the protective cover (5).