CN215417842U

CN215417842U - Outdoor high-low voltage power transformer with protection function

Info

Publication number: CN215417842U
Application number: CN202120917821.7U
Authority: CN
Inventors: 赵天强; 景晓刚; 刘一丁; 李广
Original assignee: Xuchang Changjiang High Pressure Measuring Equipment Co ltd
Current assignee: Xuchang Changjiang High Pressure Measuring Equipment Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-01-04
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to the field of power mutual inductors, in particular to an outdoor high-low voltage power mutual inductor with a protection function. The side of box is equipped with first motor, and first motor level sets up, the motor shaft and the coaxial setting of first bevel gear of first motor, first bevel gear and second bevel gear meshing, and second bevel gear level sets up, second bevel gear and the coaxial setting of lead screw, the lateral wall cover of lead screw is equipped with the axle sleeve, one side fixed mounting of axle sleeve has the backup pad, the top joint of backup pad has high-low voltage power transformer body, through the setting of motor, lead screw and axle sleeve for high-low voltage power transformer can shift out from the box, removes dust to high-low voltage power transformer, and through the setting of fixed plate, makes this device more firm when unsettled, has increased the protective capacities to this device.

Description

Outdoor high-low voltage power transformer with protection function

Technical Field

The utility model relates to the field of power mutual inductors, in particular to an outdoor high-low voltage power mutual inductor with a protection function.

Background

The working principles of the high-voltage and low-voltage current transformers are the same and all adopt the electromagnetic induction principle. The old code is called CT and the new code is called TA. In the standard electrical drawings, the current transformer is generally denoted TA and the voltage transformer is generally denoted TV. The CT and PT are also commonly referred to as current transformers and voltage transformers. The principle is the same, large current becomes small current, knowledge voltage level of high voltage is higher, and the requirement on insulation is very high. The low voltage is the normal insulation level. The high voltage has its own model, and the low voltage has no specific model name.

At present, the power transformer is often arranged outdoors, when the power transformer is used for a long time, internal electronic elements may break down, a large amount of dust exists on the surface of the electronic elements, short circuit of the power transformer is possibly caused, the high-low voltage power transformer is suspended and not stable, and therefore the outdoor high-low voltage power transformer with the protection function is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an outdoor high-low voltage power transformer with a protection function, which is convenient for maintaining and removing dust of the high-low voltage power transformer and is more stable on an electric pole.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an outdoor high low voltage power transformer with protect function, includes the box, the side of box is equipped with first motor, and first motor level sets up, the motor shaft and the coaxial setting of first bevel gear of first motor, first bevel gear and second bevel gear meshing, and second bevel gear level sets up, second bevel gear and the coaxial setting of lead screw, lead screw lateral wall cover is equipped with the axle sleeve, one side fixed mounting of axle sleeve has the backup pad, the top joint of backup pad has high low voltage power transformer body.

In a further embodiment, the bottom of box is provided with the fixed plate, the constant head tank has been seted up to the bottom of fixed plate, and the constant head tank is in the both sides of fixed plate, one side that the inside of fixed plate is close to the constant head tank is provided with the stopper, the bottom of stopper is provided with compression spring.

In a further embodiment, a sliding rod is fixedly mounted at the bottom of the box body, a connecting block is movably connected to the outer wall of the sliding rod, and one side of the connecting block is fixedly mounted at one side of the supporting plate.

In a further embodiment, the top of the supporting plate and the bottom of the high-low voltage power transformer body are both provided with a clamping groove and a clamping block, and the inner wall of the clamping groove is matched with the outer wall of the clamping block.

In a further embodiment, the power transformer further comprises a spring, the bottom end of the spring is arranged at the bottom of the box body, a bottom plate is fixedly installed at the top end of the spring, and the bottom plate is movably installed at the bottom of the high-low voltage power transformer body.

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

1. the utility model discloses an in, through the cooperation setting between box, motor, first bevel gear, second bevel gear, lead screw, axle sleeve, backup pad and the high-low voltage power transformer body for high-low voltage power transformer body can shift out in the box and remove dust and maintain, carries out certain protection to high-low voltage power transformer body, increases live time and reduces the possibility of damaging.

2. The utility model discloses an in, through the cooperation setting between fixed plate, constant head tank, stopper and the compression spring for the fixed plate uses the constant head tank joint to replace threaded connection, thereby area of contact also increases, has increased the steadiness when this device hangs, and more save time and improvement work efficiency when having certain guard action and installing.

3. The utility model discloses an in, through the setting of slide bar and connecting block for security and stability when high-low voltage power transformer body goes up and down inside the box have obtained the improvement.

4. The utility model discloses an in, through the setting of spring and bottom plate for high-low voltage power transformer body obtains some cushions descending to the box in, all has certain protection to box and high-low voltage power transformer body.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of a fixing plate according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a box body; 2. a motor; 3. a motor shaft; 4. a first bevel gear; 5. a second bevel gear; 6. a lead screw; 7. a shaft sleeve; 8. a support plate; 9. a high and low voltage power transformer body; 10. a fixing plate; 11. positioning a groove; 12. a limiting block; 13. a compression spring; 14. a slide bar; 15. connecting blocks; 16. a card slot; 17. a clamping block; 18. a spring; 19. a base plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides an outdoor high low voltage power transformer with protect function, the power distribution box comprises a box body 1, the side of box 1 is equipped with

first motor

2, and 2 levels of first motor set up, motor shaft 3 and the coaxial setting of first bevel gear 4 of first motor 2, first bevel gear 4 and the meshing of

second bevel gear

5, and 5 levels of second bevel gear set up, second bevel gear 5 and the coaxial setting of lead screw 6, the lateral wall cover of lead screw 6 is equipped with axle sleeve 7, one side fixed mounting of axle sleeve 7 has backup pad 8, the top joint of backup pad 8 has high low voltage power transformer body 9, 1 bottom fixed mounting of box has slide bar 14, the outer wall swing joint of slide bar 14 has connecting block 15, one side fixed mounting of connecting block 15 is in one side of backup pad 8.

Further, the bottom of box 1 is provided with fixed plate 10, and constant head tank 11 has been seted up to the bottom of fixed plate 10, and constant head tank 11 is in the both sides of fixed plate 10, and one side that the inside of fixed plate 10 is close to constant head tank 11 is provided with stopper 12, and the bottom of stopper 12 is provided with compression spring 13.

Further, draw-in groove 16 and fixture block 17 have all been seted up to the top of backup pad 8 and the bottom of high-low voltage power transformer body 9, and the inner wall of draw-in groove 16 and the outer wall of fixture block 17 cooperate, still include spring 18, and the bottom setting of spring 18 is in the bottom of box 1, and the top fixed mounting of spring 18 has bottom plate 19, and bottom plate 19 movable mounting is to the bottom of high-low voltage power transformer body 9.

The working principle is as follows: through the matching arrangement between the box body 1, the motor 2, the first bevel gear 4, the second bevel gear 5, the lead screw 6, the shaft sleeve 7, the support plate 8 and the high-low voltage power transformer body 9, the motor 2 rotates to enable the first bevel gear 4 and the second bevel gear 5 to carry out meshing motion, so that the shaft sleeve 7 moves up and down on the lead screw 6, the high-low voltage power transformer body 9 can be moved out from the box body 1 for dust removal and maintenance, the high-low voltage power transformer body 9 is protected to a certain extent, the service time is prolonged, the possibility of damage is reduced, through the matching arrangement between the fixing plate 10, the positioning grooves 11, the limiting blocks 12 and the compression springs 13, the fixing plate 10 is connected with the positioning grooves 11 in a clamping manner to replace threaded connection, the contact area is increased, the stability of the device during suspension is increased, certain protection effect is achieved, time is saved and the working efficiency is improved during installation, through the arrangement of the sliding rod 14 and the connecting block 15, the safety and the stability of the high-low voltage power transformer body 9 during the lifting inside the box body 1 are improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an outdoor high low voltage power transformer with protect function, includes box (1), its characterized in that: the side of box (1) is equipped with first motor (2), and first motor (2) level sets up, motor shaft (3) and the coaxial setting of first bevel gear (4) of first motor (2), first bevel gear (4) and second bevel gear (5) meshing, and second bevel gear (5) level sets up, second bevel gear (5) and the coaxial setting of lead screw (6), the lateral wall cover of lead screw (6) is equipped with axle sleeve (7), one side fixed mounting of axle sleeve (7) has backup pad (8), the top joint of backup pad (8) has high-low voltage power transformer body (9).

2. The outdoor high-low voltage power transformer with protection function according to claim 1, characterized in that: the bottom of box (1) is provided with fixed plate (10), constant head tank (11) have been seted up to the bottom of fixed plate (10), and constant head tank (11) are in the both sides of fixed plate (10), one side that the inside of fixed plate (10) is close to constant head tank (11) is provided with stopper (12), the bottom of stopper (12) is provided with compression spring (13).

3. The outdoor high-low voltage power transformer with protection function according to claim 1, characterized in that: the box body (1) bottom fixed mounting has slide bar (14), the outer wall swing joint of slide bar (14) has connecting block (15), one side fixed mounting of connecting block (15) is in one side of backup pad (8).

4. The outdoor high-low voltage power transformer with protection function according to claim 1, characterized in that: clamping grooves (16) and clamping blocks (17) are formed in the top of the supporting plate (8) and the bottom of the high-low voltage power transformer body (9), and the inner walls of the clamping grooves (16) are matched with the outer walls of the clamping blocks (17).

5. The outdoor high-low voltage power transformer with protection function according to claim 1, characterized in that: the transformer box is characterized by further comprising a spring (18), the bottom end of the spring (18) is arranged at the bottom of the box body (1), a bottom plate (19) is fixedly mounted at the top end of the spring (18), and the bottom plate (19) is movably mounted at the bottom of the high-low voltage power transformer body (9).