CN220357949U

CN220357949U - Voltage transformer with rain-proof formula secondary terminal box

Info

Publication number: CN220357949U
Application number: CN202321626912.0U
Authority: CN
Inventors: 张建明; 李晓丹; 康磊; 李阳
Original assignee: Wolit Power Technology Group Co ltd
Current assignee: Wolit Power Technology Group Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2024-01-16
Anticipated expiration: 2033-06-26

Abstract

The utility model relates to the technical field of junction box waterproof equipment, in particular to a voltage transformer with a rainproof secondary junction box, which comprises a voltage transformer main body, wherein a conductive column is arranged on one side surface of the voltage transformer main body.

Description

Voltage transformer with rain-proof formula secondary terminal box

Technical Field

The utility model relates to the technical field of junction box waterproof equipment, in particular to a voltage transformer with a rainproof secondary junction box.

Background

In a power distribution system, a voltage transformer is an indispensable component in power distribution equipment, and the quality of the voltage transformer is directly related to whether the whole system can reliably operate. The voltage transformer is provided with a primary winding and a secondary winding, the primary winding is assembled on a circuit, the secondary winding is connected with a measuring meter and/or a relay protector and the like, the primary winding is also connected with a primary insert used for being connected with a primary circuit through copper wires, and the primary winding, the secondary winding and the primary insert are cast into a whole through insulating materials. The function is to convert the high voltage into 100V or lower standard secondary voltage for protecting, metering or instrument. Meanwhile, the high voltage can be isolated from electric operators by using the voltage transformer, so that the safety of the operators is ensured.

The existing outdoor voltage transformer has the advantages that the junction box is mostly exposed outside, water possibly enters in thunderstorm weather, certain potential safety hazards exist, traditional rainproof equipment is mostly of a sealing structure, and wiring is not convenient for line connection.

In summary, the utility model solves the existing problems by designing a voltage transformer with a rainproof secondary junction box.

Disclosure of Invention

The utility model aims to provide a voltage transformer with a rainproof secondary junction box, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a voltage transformer with rain-proof formula secondary terminal box, includes the voltage transformer main part, voltage transformer main part side is provided with the conducting column, the one end that the conducting column kept away from the voltage transformer main part is provided with the connector, voltage transformer main part both sides face is provided with unable adjustment base, voltage transformer main part side is provided with first terminal box, first terminal box side is provided with first fixed screw, first terminal box medial surface is provided with waterproof terminal box inner box, waterproof terminal box inner box side is provided with the fixed screw of second, first terminal box side is provided with first terminal box outer box, first terminal box outer box side is provided with waterproof terminal box outer box, waterproof terminal box outer box side is provided with the spliced pole, waterproof terminal box outer box bottom side is provided with the circuit through-hole.

As a preferable scheme of the utility model, the first junction box and the voltage transformer main body are of an integrated structure, and the electric connection terminal is positioned on the inner side surface of the waterproof junction box.

As a preferable scheme of the utility model, the waterproof junction box inner box is fixedly arranged in the first junction box, and second fixing screw holes are reserved at four corners of one side surface of the waterproof junction box inner box.

As a preferable scheme of the utility model, the waterproof junction box outer box is connected with the waterproof junction box inner box in a plug-in manner, the connecting columns are identical in size corresponding to the second fixing screw holes and are in fit connection, the connecting columns and the waterproof junction box outer box are of an integrated structure, and sealing strips are reserved on four sides of the inner side surface of the waterproof junction box outer box.

As a preferable scheme of the utility model, a circuit through hole is reserved at one end of the bottom of the waterproof junction box outer box, and the circuit through hole is in a shape of a strip-shaped slotted hole.

As a preferable scheme of the utility model, the first junction box outer box is in threaded connection with the first junction box, and one end, close to the line through hole, of the bottom of the first junction box outer box is of a through structure.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the voltage transformer with the rainproof secondary junction box, the waterproof junction box inner box in the device is sleeved on the electric terminal, after the line connection is completed, the waterproof junction box inner box is connected through the clamping of the array connecting columns reserved on one side face of the waterproof junction box outer box corresponding to the second fixing screw holes, the circuit harness can be stretched through the arranged line through holes, so that the line connection is not blocked, the first junction box and the first junction box outer box are connected through threads, a second partition can be formed in the first junction box, rainwater is prevented from flowing onto the electric terminal from a gap of a connecting plate, rainwater in the junction box can be discharged through the arranged line through holes, the situation of water accumulation and water soaking is avoided, and the safety attribute is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of the portion of FIG. 2 according to the present utility model.

In the figure: 1. a voltage transformer body; 2. a conductive post; 3. a connector; 4. a fixed base; 5. a first junction box; 6. a first fixing screw hole; 7. waterproof junction box inner box; 8. the second fixing screw hole; 9. a first junction box outer box; 10. waterproof junction box outer box; 11. a connecting column; 12. and a circuit through hole.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a voltage transformer with rain-proof formula secondary terminal box, including voltage transformer main part 1, voltage transformer main part 1 side is provided with electric conduction post 2, the one end that voltage transformer main part 1 was kept away from to electric conduction post 2 is provided with connector 3, voltage transformer main part 1 both sides face is provided with unable adjustment base 4, voltage transformer main part 1 side is provided with first terminal box 5, first terminal box 5 side is provided with first fixed screw 6, first terminal box 5 side is provided with waterproof terminal box inner box 7, waterproof terminal box inner box 7 side is provided with second fixed screw 8, first terminal box 5 side is provided with first terminal box outer box 9, first terminal box outer box 9 side is provided with waterproof terminal box outer box 10, waterproof terminal box outer box 10 side is provided with spliced pole 11, waterproof terminal box outer box 10 bottom one side is provided with circuit through-hole 12.

Specifically, referring to fig. 1, the first junction box 5 and the voltage transformer main body 1 are in an integral structure, and the electrical connection terminal is located on the inner side surface of the waterproof junction box inner box 7, so as to make a first protection of the electrical connection terminal against water.

Further, the waterproof junction box inner box 7 is fixedly arranged inside the first junction box 5, and second fixing screw holes 8 are reserved at four corners of one side surface of the waterproof junction box inner box 7, so that the waterproof junction box inner box is convenient to seal and fix.

Further, waterproof terminal box outer box 10 pulls out plug connection waterproof terminal box inner box 7, and spliced pole 11 corresponds the second and fixes screw 8 size the same, agrees with the connection, and wherein spliced pole 11 and waterproof terminal box outer box 10 are integrated into one piece structure, and waterproof terminal box outer box 10 medial surface four sides all keep somewhere the sealing strip, sealing effect when being convenient for the device to merge.

Specifically, referring to fig. 2, a line through hole 12 is reserved at one end of the bottom of the outer box 10 of the waterproof junction box, the line through hole 12 is in a shape of a bar slot, so that the line connection is not affected when the device is closed, the outer box 9 of the first junction box is in threaded connection with the first junction box 5, one end of the bottom of the outer box 9 of the first junction box, which is close to the line through hole 12, is in a through structure, and the device is convenient to walk when sealed.

The working flow of the utility model is as follows: according to the voltage transformer with the rainproof secondary junction box designed by the scheme, in the junction box installation process, the waterproof junction box inner box 7 is sleeved on the electric terminal, after the line connection is completed, the waterproof junction box inner box 7 is connected through the corresponding second fixing screw hole 8 of the array connecting column 11 reserved on one side face of the waterproof junction box outer box 10, the circuit harness can be stretched through the arranged line through hole 12, so that the line connection is not blocked, the first junction box 5 and the first junction box outer box 10 are connected through threads, a second partition can be formed in the first junction box 5, rainwater is prevented from flowing onto the electric terminal from a connecting plate gap, the rainwater in the junction box can be discharged through the arranged line through hole 12, the situation of water accumulation and water soaking is avoided, and the safety attribute is improved.

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. Voltage transformer with rain-proof formula secondary terminal box, including voltage transformer main part (1), its characterized in that: the voltage transformer is characterized in that a conductive column (2) is arranged on one side of the voltage transformer body (1), a connector (3) is arranged at one end of the voltage transformer body (1) away from the conductive column (2), a fixing base (4) is arranged on two sides of the voltage transformer body (1), a first junction box (5) is arranged on one side of the voltage transformer body (1), a first fixing screw hole (6) is formed in one side of the first junction box (5), a waterproof junction box inner box (7) is arranged on the inner side of the first junction box (5), a second fixing screw hole (8) is formed in one side of the waterproof junction box inner box (7), a first junction box outer box (9) is arranged on one side of the first junction box outer box (5), a connecting column (11) is arranged on one side of the first junction box outer box (10), and a circuit through hole (12) is formed in one side of the bottom of the waterproof junction box outer box (10).

2. A voltage transformer with a rain-proof secondary junction box as claimed in claim 1, wherein: the first junction box (5) and the voltage transformer main body (1) are of an integrated structure, and the electric connection terminal is located on the inner side face of the waterproof junction box inner box (7).

3. A voltage transformer with a rain-proof secondary junction box as claimed in claim 1, wherein: the waterproof junction box is characterized in that the waterproof junction box inner box (7) is fixedly arranged inside the first junction box (5), and second fixing screw holes (8) are reserved at four corners of one side surface of the waterproof junction box inner box (7).

4. A voltage transformer with a rain-proof secondary junction box as claimed in claim 1, wherein: waterproof terminal box outer box (10) pull out plug connect waterproof terminal box inner box (7), just spliced pole (11) correspond second fixed screw (8) size the same, agree with and connect, wherein spliced pole (11) and waterproof terminal box outer box (10) are integral type structure, just waterproof terminal box outer box (10) medial surface four sides all keep somewhere the sealing strip.

5. A voltage transformer with a rain-proof secondary junction box as claimed in claim 1, wherein: a circuit through hole (12) is reserved at one end of the bottom of the waterproof junction box outer box (10), and the circuit through hole (12) is in a shape of a strip-shaped slotted hole.

6. A voltage transformer with a rain-proof secondary junction box as claimed in claim 1, wherein: the first junction box outer box (9) is in threaded connection with the first junction box (5), and one end, close to the circuit through hole (12), of the bottom of the first junction box outer box (9) is of a through structure.