CN217483684U

CN217483684U - Temperature detection device for alternating current transformer of power system

Info

Publication number: CN217483684U
Application number: CN202221777277.1U
Authority: CN
Inventors: 刘建波; 尹阿丽; 钟敬诚; 罗培鑫; 丁建洪; 伍尚泳
Original assignee: Guangzhou Hengtai Electric Power Engineering Co ltd
Current assignee: Guangzhou Hengtai Electric Power Engineering Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-09-23
Anticipated expiration: 2032-07-11

Abstract

The application discloses electric power system alternating current transformer temperature-detecting device relates to temperature detection equipment technical field, including the appearance body, appearance body bottom fixedly connected with multisection telescopic link, the activity of appearance body one side middle part is provided with the temperature measurement button, the appearance body has seted up the spacing groove near one side outer wall of temperature measurement button, the spacing groove is located the temperature measurement button top, one side bottom that the spacing groove is close to the temperature measurement button is rotated and is connected with the limiting plate, a limiting plate top fixedly connected with reset spring, a reset spring top fixed connection is at spacing inslot wall top, one side bottom fixedly connected with connection rope that the temperature measurement button was kept away from to the limiting plate, the arc hole has been seted up in the appearance body. This application goes up and down to the appearance body through the flexible of multisection telescopic link to it is rotatory to drive the limiting plate through dragging the connecting rope, comes to extrude the temperature measurement button, makes the appearance body after the temperature measurement button cooperation risees can carry out the temperature measurement to the alternating current transformer of higher position, suitable a large amount of popularization.

Description

Temperature detection device for alternating current transformer of power system

Technical Field

The application relates to the technical field of temperature detection equipment, in particular to a temperature detection device for an alternating current transformer of an electric power system.

Background

The power system is a production and consumption system composed of links such as a power transmission and transformation line, a power supply and distribution station and power consumption. Its function is to convert the primary energy of nature into electric energy, and then supply the electric energy to each user through transmission, transformation and distribution. Ac transformers are often used in power systems. The ac transformer converts a large primary-side current into a small secondary-side current according to the electromagnetic induction principle to measure. The AC transformer consists of a closed iron core and a winding. The primary side winding of the transformer has few turns and is connected in a circuit of the current to be measured.

When people overhaul and maintain the AC transformer, the outer surface of the transformer is often required to be measured by an infrared thermometer to find out some AC transformers with different temperatures, so that the AC transformers with different temperatures are prevented from being burnt due to high temperature for a long time.

Most of the existing infrared thermometers need to be held by hands when used, and the heights of people are limited, so that the infrared thermometers are difficult to measure the temperature of some AC transformers at higher positions and cannot meet the requirements of the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the temperature of the alternating current transformer at a plurality of higher positions is difficult to measure by the infrared thermometer of people, the application provides a temperature detection device for the alternating current transformer of the power system.

The application provides a power system alternating current transformer temperature-detecting device adopts following technical scheme:

the utility model provides an electric power system alternating-current transformer temperature-detecting device, includes the appearance body, appearance body bottom fixedly connected with multisection telescopic link, the activity of appearance body one side middle part is provided with the temperature measurement button, the appearance body is close to one side outer wall of temperature measurement button and has seted up the spacing groove, the spacing groove is located temperature measurement button top, one side bottom that the spacing groove is close to the temperature measurement button is rotated and is connected with the limiting plate, the first reset spring of limiting plate top fixedly connected with, first reset spring top fixed connection is at spacing inslot wall top, one side bottom fixedly connected with connection rope of temperature measurement button is kept away from to the limiting plate, the circular arc hole has been seted up in the appearance body, the circular arc hole is located temperature measurement button below, connection rope swing joint is downthehole at the circular arc.

Optionally, the bottom of one side of the multi-section telescopic rod close to the temperature measuring button is fixedly connected with a bottom plate, and fluorescent paint is coated on the outer wall of the bottom plate.

Through adopting above-mentioned technical scheme, the multisection telescopic link can be fixed the bottom plate, and people can seek bottom plate and appearance through fluorescence under dark environment.

Optionally, the bottom plate is kept away from one side top fixedly connected with fixed hook of multisection telescopic link, connect the activity of rope bottom and twine the fixed hook outer wall.

Through adopting above-mentioned technical scheme, the bottom plate can be connected and fixed the fixed hook, and the fixed hook can be connected and spacing connecting the rope bottom.

Optionally, the bottom of the temperature measuring end of the instrument body is rotatably connected with a dust cover through a hinged support, and one side of the dust cover is in fit butt joint with the outer wall of the instrument body.

Through adopting above-mentioned technical scheme, appearance body accessible free bearing supports and is spacing the shield, makes things convenient for the shield to the temperature measurement end of the appearance body.

Optionally, the temperature measurement end top fixedly connected with locating plate of the appearance body, locating plate bottom and dust cap top cooperation butt.

Through adopting above-mentioned technical scheme, the appearance body can support and fix the locating plate, and the locating plate can be connected the shield and spacing.

Optionally, a jack is formed in the top of the dust cover, a working groove is formed in the positioning plate, an insertion rod is connected in the working groove in a sliding manner, and the top end of the insertion rod is movably inserted into the jack.

By adopting the technical scheme, the positioning plate can connect and limit the inserted bar through the working groove, and the inserted bar is inserted into the insertion hole and can connect and fix the dust cover and the positioning plate.

Optionally, the inserted bar is "L" font shape, the inserted bar top is located the locating plate top, inserted bar outer wall fixedly connected with holding ring, holding ring sliding connection is at the work inslot inner wall.

Through adopting above-mentioned technical scheme, be convenient for people stimulate the inserted bar top of "L" word shape above the locating plate, the inserted bar can support and be connected the holding ring, and the work groove can carry on spacingly to the holding ring.

Optionally, a second return spring is fixedly connected to the top of the positioning ring, the top end of the second return spring is fixedly connected to the top of the inner wall of the working groove, and the inserted rod is located inside the second return spring.

Through adopting above-mentioned technical scheme, second reset spring can carry out elastic connection to holding ring and work groove, and under second reset spring elasticity, the holding ring can be pushed down.

In summary, the present application includes at least one of the following benefits:

1. the appearance body goes up and down through the flexible of multisection telescopic link to it is rotatory to drive the limiting plate through dragging the connection rope, comes to extrude the temperature measurement button, makes the appearance body after the temperature measurement button cooperation risees can carry out the temperature measurement to the alternating current transformer of higher position, only needs to drag during the higher position temperature measurement and draws connection rope and pull telescopic link, and convenient and fast more, and connect the rope still can hang the appearance body on some article, come to support infrared thermometer, whole convenient and practical, suitable a large amount of popularization.

2. Can shelter from the temperature measurement end of the appearance body through the shield to reduce the influence of dust to appearance temperature measurement end department laser mouth and temperature sensing mouth, reduce the cleaning pressure of people's later stage to the appearance temperature measurement end, and people only need stimulate the inserted bar, alright accomplish the connection or the separation of shield and the appearance body, labour saving and time saving has improved the practicality of device.

Drawings

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

FIG. 2 is a schematic view of the interior of the overall structure of the present application;

FIG. 3 is an enlarged view of the structure A of FIG. 2 of the present application;

fig. 4 is an enlarged view of the structure B in fig. 2 of the present application.

Description of the reference numerals: 1. an instrument body; 11. a temperature measuring button; 12. a circular arc hole; 2. a multi-section telescopic rod; 21. a base plate; 22. a fixed hook; 3. a limiting groove; 31. a first return spring; 32. a limiting plate; 33. connecting ropes; 4. a dust cover; 41. a jack; 5. positioning a plate; 51. a working groove; 52. inserting a rod; 53. a positioning ring; 54. a second return spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses electric power system alternating current transformer temperature-detecting device, refer to fig. 1-2, including the appearance body 1, the appearance body 1 is current can carry out the infrared radiation thermometer that the temperature detected to electric power system alternating current sensor, its inner structure has all been disclosed, give unnecessary details here, 1 bottom fixedly connected with multisection telescopic link 2 of the appearance body, be convenient for through the flexible of multisection telescopic link 2, come to go up and down to the appearance body 1, multisection telescopic link 2 includes the sleeve and slides the body of rod of wearing to establish in the sleeve, the upper end of the body of rod and the bottom fixed connection of the appearance body 1, telescopic upper end screw thread runs through there is the screw, the screw butt is to on the perisporium of the body of rod.

Referring to fig. 1-2, one side bottom fixedly connected with bottom plate 21 that multisection telescopic link 2 is close to temperature measurement button 11, multisection telescopic link 2 can be fixed bottom plate 21, bottom plate 21 can support parts such as multisection telescopic link 2, the bottom plate 21 outer wall scribbles the fluorescent paint, people of being convenient for find bottom plate 21 and appearance 1 through fluorescence under dark environment, one side top fixedly connected with fixed hook 22 that multisection telescopic link 2 was kept away from to bottom plate 21, bottom plate 21 can be connected and fixed hook 22.

Referring to fig. 1-2, a temperature measurement button 11 is movably arranged in the middle of one side of the instrument body 1, so that people can conveniently press the temperature measurement button 11, and the instrument body 1 can measure the temperature of the mutual inductor, wherein the temperature measurement button 11 is an internal structure of the existing infrared thermometer and is not described herein for the purpose of disclosing the technology.

Referring to fig. 1-3, the appearance body 1 is close to one side outer wall of temperature measurement button 11 and has been seted up spacing groove 3, spacing groove 3 is located temperature measurement button 11 top, spacing groove 3 is close to one side bottom rotation of temperature measurement button 11 and is connected with limiting plate 32, appearance body 1 accessible limiting groove 3 supports and is spacing to limiting plate 32, the first reset spring 31 of limiting plate 32 top fixedly connected with, first reset spring 31 top fixed connection is at 3 inner wall tops of spacing groove, first reset spring 31 can carry out elastic connection to appearance body 1 and limiting plate 32, and under first reset spring 31 pulling force, limiting plate 32 can be pulled to the spacing inslot 3.

Referring to fig. 1-3, one side bottom fixedly connected with of temperature measurement button 11 is kept away from to limiting plate 32 connects rope 33, people utilize to connect rope 33 to stimulate limiting plate 32 one end of being convenient for, arc hole 12 has been seted up in the appearance body 1, arc hole 12 is located temperature measurement button 11 below, connect rope 33 swing joint in arc hole 12, arc hole 12 can carry on spacingly to connecting rope 33, make connecting rope 33 by people's pulling back, limiting plate 32 can rotate and extrude temperature measurement button 11, connect rope 33 bottom activity winding at fixed hook 22 outer wall, fixed hook 22 can be connected and spacing connecting rope 33 bottom.

Referring to fig. 1-2, the temperature measurement end bottom of the instrument body 1 is connected with the shield 4 through the free bearing rotation, the shield 4 deviates from articulated one end and carries out the circular arc transition, it is rotatory to be convenient for the shield 4, instrument body 1 accessible free bearing supports and is spacing shield 4, be provided with laser mouth and temperature sensing mouth on the temperature measurement end of the instrument body 1, laser mouth and temperature sensing mouth are current infrared thermometer inner part and structure, for the open technology, give unnecessary details here, shield 4 one side and 1 outer wall cooperation butt of the instrument body, make shield 4 can shelter from the temperature measurement end of the instrument body 1.

Referring to fig. 1-2, the top of the temperature measuring end of the instrument body 1 is fixedly connected with a positioning plate 5, the instrument body 1 can support and fix the positioning plate 5, the bottom of the positioning plate 5 is in butt fit with the top of a dust cover 4, and the positioning plate 5 can connect and limit the dust cover 4.

Referring to fig. 2 and 4, the jack 41 has been seted up at the top of shield 4, has seted up work groove 51 in the locating plate 5, and sliding connection has inserted bar 52 in the

work groove

51, and 5 accessible work grooves 51 of locating plate are connected and are spacing to inserted bar 52, and the activity of inserted bar 52 top is pegged graft in jack 41, and jack 41 can carry on spacingly to inserted bar 52, and the jack 41 is pegged graft to inserted bar 52, can be connected and fix shield 4 and locating plate 5.

Referring to fig. 2 and 4, the insertion rod 52 is L-shaped, the top end of the insertion rod 52 is located above the positioning plate 5, people can conveniently pull the top end of the L-shaped insertion rod 52 above the positioning plate 5, the positioning ring 53 is fixedly connected to the outer wall of the insertion rod 52, the insertion rod 52 can support and connect the positioning ring 53, the positioning ring 53 is slidably connected to the inner wall of the working groove 51, and the working groove 51 can limit the positioning ring 53.

Referring to fig. 2 and 4, a second return spring 54 is fixedly connected to the top of the positioning ring 53, the top of the second return spring 54 is fixedly connected to the top of the inner wall of the working groove 51, the second return spring 54 can elastically connect the positioning ring 53 and the working groove 51, the positioning ring 53 is pressed downward under the elastic force of the second return spring 54, the insert rod 52 is located inside the second return spring 54, and the insert rod 52 can be protected by the second return spring 54.

The implementation principle of the temperature detection device for the alternating current transformer of the power system in the embodiment of the application is as follows:

people go up and down to the appearance body 1 through dragging multisection telescopic link 2 during the use, after the appearance body 1 reachs the corresponding height of the AC transformer of required temperature measurement, drag to connect rope 33 and drive the limiting plate 32 rotatory, come to extrude temperature measurement button 11, the appearance body 1 just can be opened and carry out the temperature measurement to the AC transformer of corresponding height this moment, loosen after the temperature measurement and connect rope 33, this moment under first reset spring 31 pulling force, limiting plate 32 can be pulled to spacing inslot 3 and hide.

When people need open dust cover 4, can upwards stimulate inserted bar 52, the inserted bar 52 bottom can break away from jack 41 this moment, makes inserted bar 52 no longer fix dust cover 4, rotates dust cover 4 after that, alright make the temperature measurement end of appearance body 1 expose, and the temperature measurement end that people utilized the appearance body 1 of being convenient for carries out the temperature measurement to AC transformer.

On the contrary, in the same way, after the dust cap 4 is rotated to abut against the instrument body 1, the inserting rod 52 can be loosened by people, and at the moment, under the elastic force of the second return spring 54 and the connection of the positioning ring 53, the bottom end of the inserting rod 52 can be inserted into the inserting hole 41 to connect and fix the dust cap 4 and the instrument body 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a power system alternating current transformer temperature-detecting device, includes appearance body (1), its characterized in that: the temperature measuring instrument is characterized in that a multi-section telescopic rod (2) is fixedly connected to the bottom end of the instrument body (1), a temperature measuring button (11) is movably arranged in the middle of one side of the instrument body (1), a limiting groove (3) is formed in the outer wall of one side, close to the temperature measuring button (11), of the instrument body (1), the limiting groove (3) is located above the temperature measuring button (11), a limiting plate (32) is rotatably connected to the bottom of one side, close to the temperature measuring button (11), of the limiting groove (3), a first reset spring (31) is fixedly connected to the top of the limiting plate (32), the top of the first reset spring (31) is fixedly connected to the top of the inner wall of the limiting groove (3), a connecting rope (33) is fixedly connected to the bottom of one side, far away from the temperature measuring button (11), of the limiting plate (32), an arc hole (12) is formed in the instrument body (1), and the arc hole (12) is located below the temperature measuring button (11), the connecting rope (33) is movably connected in the arc hole (12).

2. The temperature detection device for the alternating current transformer of the power system according to claim 1, wherein: the bottom of one side of the multi-section telescopic rod (2) close to the temperature measuring button (11) is fixedly connected with a bottom plate (21), and fluorescent paint is coated on the outer wall of the bottom plate (21).

3. The temperature detection device for the ac transformer of the power system according to claim 2, wherein: one side top fixedly connected with fixed hook (22) of multisection telescopic link (2) is kept away from in bottom plate (21), connect rope (33) bottom activity winding in fixed hook (22) outer wall.

4. The temperature detection device for the alternating current transformer of the power system according to claim 1, wherein: the temperature measurement end bottom of the instrument body (1) is rotatably connected with a dustproof cover (4) through a hinged support, and one side of the dustproof cover (4) is in fit butt with the outer wall of the instrument body (1).

5. The temperature detection device for the ac transformer of the power system according to claim 4, wherein: the temperature measurement end top fixedly connected with locating plate (5) of appearance body (1), locating plate (5) bottom and shield (4) top cooperation butt.

6. The device for detecting the temperature of the alternating current transformer of the power system according to claim 5, wherein: the top of the dustproof cover (4) is provided with an insertion hole (41), a working groove (51) is formed in the positioning plate (5), an insertion rod (52) is connected in the working groove (51) in a sliding mode, and the top end of the insertion rod (52) is movably inserted into the insertion hole (41).

7. The device for detecting the temperature of the alternating current transformer of the power system according to claim 6, wherein: inserted bar (52) are "L" word shape, inserted bar (52) top is located locating plate (5) top, inserted bar (52) outer wall fixedly connected with holding ring (53), holding ring (53) sliding connection is in work groove (51) inner wall.

8. The device for detecting the temperature of the alternating current transformer of the power system according to claim 7, wherein: the top of the positioning ring (53) is fixedly connected with a second return spring (54), the top end of the second return spring (54) is fixedly connected to the top of the inner wall of the working groove (51), and the inserted rod (52) is located inside the second return spring (54).