CN217509198U

CN217509198U - Converter protection device

Info

Publication number: CN217509198U
Application number: CN202221025317.7U
Authority: CN
Inventors: 陈怀龙; 颜丙腾; 姚佳辉
Original assignee: Shanghai Demai Electric Technology Co ltd
Current assignee: Shanghai Demai Electric Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-27
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a converter protection device, including the converter body, the outside of converter body is provided with the guard box, the upper end of guard box can be dismantled through the screw and be connected with the upper cover, the inner wall of guard box is pasted and is had the electromagnetic shield cover, the lower terminal surface of upper cover is pasted and is had the electromagnetic shield board, the inner wall of guard box and the equal fixedly connected with multiunit buffering post of lower terminal surface of upper cover, the one end of buffering post is pasted tightly in the outside of converter body, and the buffering post comprises spring, solid fixed cylinder, sliding seat, spliced pole and rubber slab, the bottom fixedly connected with spring of solid fixed cylinder, the up end fixedly connected with sliding seat of spring. This converter protection device makes it use of mutually supporting through being provided with protecting box, upper cover and bumping post to can wrap up the converter body inside the protecting box, can play the effect of fine protection to the converter body, avoid the converter body to receive the damage.

Description

Converter protection device

Technical Field

The utility model relates to a converter technical field specifically is a converter protection device.

Background

The converter is an electrical equipment which changes the voltage, frequency, phase number and other electric quantity or characteristic of the power supply system, in the practical application occasion, some occasions need to change the alternating current power supply into the direct current power supply, namely a rectification circuit, in other occasions need to change the direct current power supply into the alternating current power supply, the reverse process corresponding to the rectification is defined as an inverter circuit, under a certain condition, a set of thyristor circuit can be used as both the rectification circuit and the inverter circuit, and the device is called as the converter;

the existing converter has no protection effect in the installation and use process, so that the converter is easy to break down or damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a converter protection device to propose among the above-mentioned background art that current converter does not possess the guard action in the installation use, make the converter break down or the problem of damage easily.

In order to achieve the above object, the utility model provides a following technical scheme: a current transformer protection device comprises a current transformer body, wherein a protection box is arranged on the outer side of the current transformer body, the upper end of the protective box is detachably connected with an upper cover through a screw, the inner wall of the protective box is stuck with an electromagnetic shielding sleeve, an electromagnetic shielding plate is adhered to the lower end face of the upper cover, a plurality of groups of buffer columns are fixedly connected to the inner wall of the protective box and the lower end face of the upper cover, one end of the buffer column is tightly attached to the outer side of the converter body, the buffer column consists of a spring, a fixed cylinder, a sliding seat, a connecting column and a rubber plate, the bottom of the fixed cylinder is fixedly connected with a spring, the upper end surface of the spring is fixedly connected with a sliding seat, the sliding seat is connected with the inner wall of the fixed cylinder in a sliding way, the upper end surface of the sliding seat is fixedly connected with a connecting column, the up end fixedly connected with rubber slab of spliced pole, first radiator fan and second radiator fan are installed to the inner wall of guard box.

Preferably, the upper end face of the upper cover is fixedly connected with a handle seat, the outer side of the handle seat is movably connected with a handle through a connecting shaft, and the converter is convenient to carry and carry.

Preferably, four groups of fixing feet are fixedly connected to the outer side of the lower end face of the protection box, bolt holes are formed in the surfaces of the fixing feet, and the protection box is conveniently and fixedly installed through bolts.

Preferably, a plurality of wiring holes are formed in the upper end face of the upper cover, and therefore the converter body can be conveniently wired.

Preferably, one side of the protection box is provided with a first heat dissipation hole and a second heat dissipation hole, so that heat can be dissipated.

Preferably, the other side of the protection box is provided with a first air inlet hole and a second air inlet hole, so that fresh air can enter the protection box.

Compared with the prior art, the beneficial effects of the utility model are that: the converter protection device is provided with the protection box, the upper cover and the buffer column, so that the protection box, the upper cover and the buffer column are mutually matched for use, the converter body can be wrapped in the protection box, the converter body can be well protected, and the converter body is prevented from being damaged;

the converter protection device is provided with the electromagnetic shielding sleeve and the electromagnetic shielding plate, so that the electromagnetic shielding sleeve and the electromagnetic shielding plate are matched with each other for use, a good electromagnetic interference prevention effect can be achieved on a converter body, and the converter body can work more stably;

this converter protection device is through being provided with first radiator fan and second radiator fan, and two sets of radiator fan can play fine radiating effect to the converter body, avoid the converter body high temperature and damage.

Drawings

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

FIG. 2 is a schematic view of the right side structure of the protection box of the present invention;

FIG. 3 is a left side view of the protection box of the present invention;

fig. 4 is a schematic view of the structure of the buffer column of the present invention.

In the figure: 1. a current transformer body; 2. an electromagnetic shielding sleeve; 3. a fixing leg; 4. a spring; 5. a buffer column; 6. an upper cover; 7. an electromagnetic shield plate; 8. a handle; 9. a handle base; 10. a first heat dissipation fan; 11. a protective box; 12. a second heat dissipation fan; 13. a first heat dissipation hole; 14. a second heat dissipation hole; 15. a first air inlet hole; 16. a second air inlet hole; 17. a fixed cylinder; 18. a sliding seat; 19. connecting columns; 20. a rubber plate.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "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 description, but do not indicate or imply that the device or element to which the reference is made 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, 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 in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a converter protection device comprises a converter body 1, a protection box 11 is arranged on the outer side of the converter body 1, four groups of fixing pins 3 are fixedly connected to the outer side of the lower end face of the protection box 11, bolt holes are formed in the surfaces of the fixing pins 3, the protection box 11 is conveniently and fixedly installed through bolts, an upper cover 6 is detachably connected to the upper end of the protection box 11 through screws, a handle seat 9 is fixedly connected to the upper end face of the upper cover 6, a handle 8 is movably connected to the outer side of the handle seat 9 through a connecting shaft, lifting and carrying of the converter are facilitated, a plurality of wiring holes are formed in the upper end face of the upper cover 6, wiring of the converter body 1 is facilitated, an electromagnetic shielding sleeve 2 is pasted on the inner wall of the protection box 11, an electromagnetic shielding plate 7 is pasted on the lower end face of the upper cover 6, a plurality of groups of buffer columns 5 are fixedly connected to the inner wall of the protection box 11 and the lower end face of the upper cover 6, one end of each buffer column 5 is pasted on the outer side of the converter body 1, buffer column 5 is by spring 4, a fixed section of thick bamboo 17, sliding seat 18, spliced pole 19, and rubber slab 20 are constituteed, the bottom fixedly connected with spring 4 of a fixed section of thick bamboo 17, the up end fixedly connected with sliding seat 18 of spring 4, sliding seat 18 sliding connection is at a fixed section of thick bamboo 17 inner wall, the up end fixedly connected with spliced pole 19 of sliding seat 18, the up end fixedly connected with rubber slab 20 of spliced pole 19, first radiator fan 10 and second radiator fan 12 are installed to the inner wall of protective housing 11, first louvre 13 and second louvre 14 have been seted up to one side of protective housing 11, can distribute out the heat, first fresh air inlet 15 and second fresh air inlet 16 have been seted up to protective housing 11's opposite side, make the new trend can get into protective housing 11 inside.

The working principle is as follows: through being provided with protective housing 11, upper cover 6 and buffering post 5, make it use of mutually supporting, thereby can wrap up converter body 1 inside protective housing 11, can play the effect of fine protection to converter body 1, avoid converter body 1 to receive the damage, through being provided with electromagnetic shield cover 2 and electromagnetic shield 7, make it use of mutually supporting, thereby can play fine electromagnetic interference resistance to current transformer body 1, make converter body 1 work more stable, through being provided with first radiator fan 10 and second radiator fan 12, two sets of radiator fan can play fine radiating effect to converter body 1, avoid converter body 1 high temperature and damage.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A converter protection device comprises a converter body (1), and is characterized in that: the outer side of the converter body (1) is provided with a protective box (11), the upper end of the protective box (11) is detachably connected with an upper cover (6) through screws, the inner wall of the protective box (11) is pasted with an electromagnetic shielding sleeve (2), the lower end face of the upper cover (6) is pasted with an electromagnetic shielding plate (7), the inner wall of the protective box (11) and the lower end face of the upper cover (6) are fixedly connected with a plurality of groups of buffer columns (5), one end of each buffer column (5) is tightly pasted on the outer side of the converter body (1), each buffer column (5) comprises a spring (4), a fixed cylinder (17), a sliding seat (18), a connecting column (19) and a rubber plate (20), the bottom of the fixed cylinder (17) is fixedly connected with the spring (4), the upper end face of the spring (4) is fixedly connected with the sliding seat (18), and the sliding seat (18) is slidably connected with the inner wall of the fixed cylinder (17), the upper end face of sliding seat (18) fixedly connected with spliced pole (19), the upper end face fixedly connected with rubber slab (20) of spliced pole (19), first radiator fan (10) and second radiator fan (12) are installed to the inner wall of guard box (11).

2. The converter protection device of claim 1, wherein: the upper end face of the upper cover (6) is fixedly connected with a handle seat (9), and the outer side of the handle seat (9) is movably connected with a handle (8) through a connecting shaft.

3. The converter protection device of claim 1, wherein: the lower end face outside fixedly connected with four fixed feet (3) of protective housing (11), the bolt hole has been seted up on the surface of fixed foot (3).

4. The converter protection device according to claim 1, wherein: the upper end face of the upper cover (6) is provided with a plurality of wiring holes.

5. The converter protection device of claim 1, wherein: one side of the protective box (11) is provided with a first heat dissipation hole (13) and a second heat dissipation hole (14).

6. The converter protection device of claim 1, wherein: and a first air inlet hole (15) and a second air inlet hole (16) are formed in the other side of the protection box (11).