CN220829876U

CN220829876U - Portable voltage transformer

Info

Publication number: CN220829876U
Application number: CN202322488756.2U
Authority: CN
Inventors: 王小川; 张大磊; 陈昌国
Original assignee: Shiyan Beta Electronics Co ltd
Current assignee: Shiyan Beta Electronics Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-23
Anticipated expiration: 2033-09-13

Abstract

The utility model relates to a portable voltage transformer which comprises a shell and a voltage transformer main body, wherein a spring is fixedly connected inside the shell, an installation frame is fixedly connected to the outer side of the spring, a sliding block is fixedly connected to the inner side of the installation frame, and a plastic grid and a cooling fan are arranged on the inner side of a cooling box. This portable voltage transformer, when going out to carry the use, spring and mounting frame can play well buffering isolation effect to avoid the voltage transformer main part to strike shells inner wall, wherein, size assorted spout and slider can be spacing to the voltage transformer main part effectively, thereby avoid taking place great rocking, more do benefit to the use, simultaneously, radiator fan inside radiator box can cool down the voltage transformer main part, avoid high temperature overload, in addition, when radiator fan operates, debris and dust can be avoided to enter into inside the casing to iron wire grid and plastics grid, the practicality is better.

Description

Portable voltage transformer

Technical Field

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

Background

The voltage transformer is similar to a transformer and is an instrument for converting voltage, but the transformer is convenient for conveying electric energy for converting voltage, so that the capacity is large, and kilovolt-ampere or megavolt-ampere is generally used as a calculation unit; the purpose of voltage transformation of the voltage transformer is mainly used for supplying power to a measuring instrument and a relay protection device, measuring the voltage, the power and the electric energy of a line, or protecting valuable equipment, a motor and a transformer in the line when the line fails, so that the capacity of the voltage transformer is very small, generally only a few volt-amperes, tens of volt-amperes and not more than one kilovolt-ampere at maximum.

In the prior art, since the voltage transformer main body is simply placed inside the shell and cannot be well fixed, when the portable voltage transformer is carried out and used, the voltage transformer main body is easy to shake inside and then collides with the inner wall of the shell, damage occurs and the portable voltage transformer is unfavorable for use, so that the portable voltage transformer is provided for solving the problem.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a portable voltage transformer, which solves the problems that the main body of the voltage transformer is easy to shake inside and then impact the inner wall of a shell to be damaged and is unfavorable for use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable voltage transformer, includes casing and voltage transformer main part, the inside fixedly connected with spring of casing, the outside fixedly connected with installing frame of spring, the inboard fixedly connected with slider of installing frame, the spout has been seted up in the outside of voltage transformer main part, the size phase-match of slider and spout, spout and slider sliding connection, the inboard of installing frame is provided with the insulating pad, the left and right sides fixed mounting of casing has the heat dissipation case, the outside of heat dissipation case is provided with the iron wire grid, the inboard of heat dissipation case is provided with plastics grid and radiator fan.

Further, the top of casing is provided with the apron, the front back and the left and right sides of casing are all fixed mounting have the depression bar.

Further, the top of depression bar is provided with the snap ring, the front back and the left and right sides of apron all fixedly connected with fixture block.

Further, the size of snap ring and fixture block phase-match, snap ring and fixture block joint are fixed.

Further, a handle is welded at the top of the cover plate, and a holding groove is formed in the inner side of the handle.

Further, the shape of the shell is box-shaped, a fixing plate is arranged on the front face of the shell, and two wiring holes are formed in the back face of the shell.

Further, the air vent is arranged on the outer surface of the fixing plate, and the dust screen is fixedly connected to the inner side of the air vent.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. This portable voltage transformer, when going out to carry the use, spring and mounting frame can play well buffering isolation effect to avoid the voltage transformer main part to strike shells inner wall, wherein, size assorted spout and slider can be spacing to the voltage transformer main part effectively, thereby avoid taking place great rocking, more do benefit to the use, simultaneously, radiator fan inside radiator box can cool down the voltage transformer main part, avoid high temperature overload, in addition, when radiator fan operates, debris and dust can be avoided to enter into inside the casing to iron wire grid and plastics grid, the practicality is better.

2. This portable voltage transformer through setting up apron and handle, can make things convenient for the staff to mention the casing outside and carry the use, and wherein, grips the groove and can conveniently grasp, simultaneously, through setting up by down depression bar, snap ring and fixture block and constitute the block structure, the staff only need lift down the depression bar, just can release the spacing to the apron to take off the apron, carry out periodic maintenance to the inside voltage transformer main part of casing, it is comparatively convenient.

Drawings

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

fig. 3 is a schematic diagram of the front view structure of the present utility model.

In the figure: 1 shell, 2 voltage transformer main body, 3 springs, 4 mounting frame, 5 slider, 6 spout, 7 insulating pad, 8 heat dissipation case, 9 iron wire grids, 10 plastics grids, 11 radiator fan, 12 apron, 13 depression bar, 14 snap ring, 15 fixture blocks, 16 handles, 17 holding groove, 18 fixed plate, 19 air vent, 20 dust screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a portable voltage transformer in this embodiment, including casing 1 and voltage transformer main part 2, the inside fixedly connected with spring 3 of casing 1, the outside fixedly connected with installation frame 4 of spring 3, the inboard fixedly connected with slider 5 of installation frame 4, spout 6 has been seted up in the outside of voltage transformer main part 2, the size phase-match of slider 5 and spout 6, spout 6 and slider 5 sliding connection, the inboard of installation frame 4 is provided with insulating pad 7, the left and right sides fixed mounting of casing 1 has radiator box 8, the outside of radiator box 8 is provided with iron wire grid 9, the inboard of radiator box 8 is provided with plastics grid 10 and radiator fan 11, when going out to carry the use, spring 3 and installation frame 4 can play well buffering isolation effect to avoid voltage transformer main part 2 to strike casing 1 inner wall, wherein, size phase-match spout 6 and slider 5 can carry out spacingly to voltage transformer main part 2, thereby avoid taking place great rocking, more do benefit to the use, simultaneously, the inside radiator fan 11 of radiator box 8 can carry out voltage transformer 2, the high temperature reduction performance is avoided in the inside the radiator box 11, and the fan 11 can be cooled down to the inside the radiator box 11, and the fan 11 is avoided in the case 11 when the dust is more practical, and the dust can be cooled down to the inside the radiator grid is avoided.

Wherein, the top of casing 1 is provided with apron 12, the front back and the left and right sides of casing 1 all fixed mounting have down depression bar 13, the top of depression bar 13 is provided with snap ring 14 down, the front back and the left and right sides of apron 12 all fixedly connected with fixture block 15, snap ring 14 and fixture block 15's size phase-match, snap ring 14 and fixture block 15 joint are fixed, the top welding of apron 12 has handle 16, grip groove 17 has been seted up to the inboard of handle 16, through setting up apron 12 and handle 16, can make things convenient for the staff to mention the casing 1 outside and carry the use, wherein, grip groove 17 can conveniently grasp, simultaneously, through setting up by depression bar 13 down, snap ring 14 and fixture block 15 constitution block structure, the staff only need lift down depression bar 13, just can be released the spacing to apron 12, thereby take down apron 12, carry out periodic maintenance to the inside voltage transformer main part 2 of casing 1, it is comparatively convenient.

In addition, the shape of casing 1 is box, and the front of casing 1 is provided with fixed plate 18, and two wiring holes have been seted up to the back of casing 1, and air vent 19 has been seted up to the surface of fixed plate 18, and air vent 19's inboard fixedly connected with dust screen 20, and air vent 19 can make the air convection effect of casing 1 better, and dust screen 20 can further reduce the possibility that the dust enters into the inside of casing 1.

The working principle of the embodiment is as follows:

This portable voltage transformer, when going out to carry the use, spring 3 and mounting frame 4 can play well buffering isolation effect to avoid voltage transformer main part 2 to strike 1 inner wall of the casing, wherein, size assorted spout 6 and slider 5 can be spacing voltage transformer main part 2 effectively, thereby avoid taking place great rocking, more do benefit to the use, simultaneously, radiator fan 11 inside radiator box 8 can cool down voltage transformer main part 2, avoid high temperature overload, in addition, when radiator fan 11 operates, iron wire grid 9 and plastics grid 11 can avoid debris and dust to enter into inside casing 1, the practicality is better.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a portable voltage transformer, includes casing (1) and voltage transformer main part (2), its characterized in that: the inside fixedly connected with spring (3) of casing (1), the outside fixedly connected with installing frame (4) of spring (3), the inboard fixedly connected with slider (5) of installing frame (4), spout (6) have been seted up in the outside of voltage transformer main part (2), the size phase-match of slider (5) and spout (6), spout (6) and slider (5) sliding connection, the inboard of installing frame (4) is provided with insulating pad (7), the left and right sides fixed mounting of casing (1) has heat dissipation case (8), the outside of heat dissipation case (8) is provided with iron wire grid (9), the inboard of heat dissipation case (8) is provided with plastics grid (10) and radiator fan (11).

2. A portable voltage transformer according to claim 1, characterized in that: the top of casing (1) is provided with apron (12), the front back and the left and right sides of casing (1) are all fixed mounting have depression bar (13).

3. A portable voltage transformer according to claim 2, characterized in that: the top of depression bar (13) is provided with snap ring (14), the front back and the left and right sides of apron (12) are all fixedly connected with fixture block (15).

4. A portable voltage transformer according to claim 3, characterized in that: the clamping ring (14) is matched with the clamping block (15) in size, and the clamping ring (14) is fixedly clamped with the clamping block (15).

5. A portable voltage transformer according to claim 2, characterized in that: the top of apron (12) welds has handle (16), grip groove (17) have been seted up to the inboard of handle (16).

6. A portable voltage transformer according to claim 1, characterized in that: the casing (1) is box-shaped, a fixing plate (18) is arranged on the front face of the casing (1), and two wiring holes are formed in the back face of the casing (1).

7. The portable voltage transformer of claim 6, wherein: the outer surface of the fixed plate (18) is provided with a vent hole (19), and the inner side of the vent hole (19) is fixedly connected with a dust screen (20).