CN215265837U

CN215265837U - Power frequency partial discharge-free test transformer convenient to disassemble and assemble

Info

Publication number: CN215265837U
Application number: CN202121649341.3U
Authority: CN
Inventors: 严超; 严梦兰; 李利平
Original assignee: Hubei Wugao Electric Power New Technology Co ltd
Current assignee: Hubei Wugao Electric Power New Technology Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-21
Anticipated expiration: 2031-07-20

Abstract

The utility model belongs to the technical field of power frequency test transformers, and discloses a power frequency partial discharge-free test transformer convenient to disassemble and assemble, which comprises a connecting plate, the bottom of the connecting plate is fixedly provided with supporting legs, the top of the connecting plate is provided with a clamping groove, the periphery of the top of the connecting plate is provided with two sliding grooves which are arranged oppositely, a spring is fixedly arranged inside the sliding chute, a limiting plate is movably clamped inside the sliding chute and connected with the spring, a supporting plate is fixedly connected at one end of the limiting plate far away from the spring, a positioning plate is fixedly arranged above the supporting plate relative to one side surface of the connecting plate, a fixed seat is arranged at the top of the connecting plate, and the fixing base pressfitting is at the top of locating plate, and the better portable installation that carries on the fixing base of being convenient for power frequency test transformer main part dismouting is more convenient, uses manpower sparingly, increases work efficiency.

Description

Power frequency partial discharge-free test transformer convenient to disassemble and assemble

Technical Field

The utility model belongs to the technical field of power frequency test transformer, specifically be a power frequency does not have partial discharge test transformer convenient to dismouting.

Background

The power frequency test transformer iron core is of a single-phase core type and is formed by stacking high-quality cold-rolled oriented silicon steel sheets, and a fastening mode adopts steel as a clamping piece; the method is widely applied to electrician manufacturing departments, electric power operation departments, scientific research units and colleges and universities; the device is used for carrying out power frequency voltage withstand, partial discharge detection and other scientific test researches on GIS high-voltage switches, cables and accessories thereof, mutual inductors, power transformers, high-voltage circuit breakers, coupling capacitors, capacitance sleeves, lightning arresters, electroceramics and other electrical elements.

For the patent number: 202020453969.5A power frequency test transformer, it is got to carry among the contrast file, some power frequency test transformers are not convenient for dismantle behind the usual fixed mounting, fix a position through draw-in groove and fixture block with the connecting plate according to fixing base among the contrast file, threaded connection has fixing bolt around connecting plate and fixing base, owing to fix through fixing bolt, and fixing bolt rusts easily for a long time of use, it is comparatively loaded down with trivial details to result in power frequency test transformer dismouting, consequently, need change the mounting structure of fixing base and connecting plate, it is more convenient to be convenient for power frequency test transformer dismouting, use manpower sparingly, increase work efficiency, simultaneously the utility model provides a power frequency does not have partial discharge test transformer convenient to dismouting, the better problem of solving above-mentioned proposition of being convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems: according to the contrast file in the fixing base pass through draw-in groove and fixture block with the connecting plate and fix a position, threaded connection has fixing bolt all around, owing to fix through fixing bolt, and fixing bolt uses rust easily for a long time, and it is comparatively loaded down with trivial details to lead to power frequency experiment transformer dismouting, consequently need change the mounting structure of fixing base and connecting plate, and the power frequency experiment transformer dismouting of being convenient for is more convenient, uses manpower sparingly, increases work efficiency, provides a power frequency of being convenient for the dismouting does not have partial discharge test transformer.

The utility model adopts the technical scheme as follows: a power frequency partial discharge-free test transformer convenient to disassemble and assemble comprises a connecting plate, wherein supporting legs are fixedly installed at the bottom of the connecting plate, clamping grooves are formed in the top of the connecting plate, every two sliding grooves which are oppositely arranged are formed in the periphery of the top of the connecting plate, springs are fixedly installed in the sliding grooves, limiting plates are movably clamped in the sliding grooves and connected with the springs, a supporting plate is fixedly connected to one end, away from the springs, of each limiting plate, a supporting plate is fixedly connected to one side face of the connecting plate, above the supporting plate, a positioning plate is fixedly installed on one side face of the connecting plate, a fixing seat is placed on the top of the connecting plate and is pressed on the top of the positioning plate, a clamping block is fixedly installed on the fixing seat relative to the clamping grooves and clamped in the clamping grooves, pin holes are formed in the corresponding positions of the fixing seat and the positioning plate, pin rods are inserted in the pin holes, and limiting discs are fixedly installed at the upper ends of the pin rods, and the limiting disc is pressed on the top of the positioning plate, and the top of the fixing seat is fixedly provided with a power frequency test transformer main body.

In a preferred embodiment, the support legs are fixedly arranged at the peripheral edge of the bottom of the connecting plate, and the extension length of the spring is greater than that of the pin hole.

In a preferred embodiment, the length of the limiting plate is greater than the length of the pin hole, and the pin hole formed in the positioning plate is of a through hole structure.

In a preferred embodiment, magnets are fixedly mounted at the bottom ends of the pin holes and the bottom ends of the inner parts of the pin holes formed in the positions, opposite to the pin rods, of the tops of the fixing seats, and the magnets are attracted to each other, and the magnets are a group of magnets with opposite polarities.

In a preferred embodiment, the clamping grooves are linearly distributed on the top of the connecting plate, the number of the clamping grooves is not less than two, each row is not less than four, and the connecting plate is matched with the fixed seat in specification.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the portable installation is carried out to the fixing base to be convenient for better for power frequency test transformer main part dismouting is more convenient, uses manpower sparingly, increases work efficiency.

1. The utility model discloses in, the draw-in groove has been seted up at the top of connecting plate, be convenient for peg graft inside the draw-in groove with the fixture block, can be with the better spacing top at the connecting plate of fixing base, the position of power frequency test transformer main part obtains spacingly this moment, the spout has been seted up all around at the top of connecting plate, be convenient for spacing the limiting plate in the spout, the spout can carry out the position at the inside of limiting plate and remove this moment, there is the spring at the inside fixed mounting of spout, be convenient for can be with the better spacing of limiting plate in the spout under the effect of spring, can promote the limiting plate to the outside simultaneously.

2. The utility model discloses in, a side fixed mounting of relative fixing base in top of backup pad has the locating plate, be convenient for with the locating plate pressfitting at the top of fixing base, can be with the better spacing top at the connecting plate of fixing base, the pinhole has been seted up at fixing base and locating plate relative position, be convenient for peg graft the pin rod in the pinhole, can be with the better spacing top at the fixing base of locating plate, the position of fixing base obtains spacing fixed this moment, increase the stability of power frequency test transformer main part installation, simultaneously under the cooperation of magnet, can be with the better spacing of pin rod in the pinhole.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of area A in FIG. 1 according to the present invention;

fig. 3 is a sectional view of the connecting plate and the fixing base of the present invention.

The labels in the figure are: 1-connecting plate, 2-supporting leg, 3-clamping groove, 4-sliding groove, 5-spring, 6-limiting plate, 7-supporting plate, 8-positioning plate, 9-fixing seat, 10-clamping block, 11-pin hole, 12-pin rod, 13-limiting disc, 14-magnet and 15-power frequency test transformer main body.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The power frequency partial discharge-free testing transformer convenient to disassemble and assemble according to the embodiment of the present invention will be described in detail with reference to fig. 1-3.

Referring to fig. 1-3, a power frequency non-partial discharge test transformer convenient to disassemble and assemble comprises a connecting plate 1, wherein supporting legs 2 are fixedly installed at the bottom of the connecting plate 1, the supporting legs 2 are fixedly installed at the peripheral edge of the bottom of the connecting plate 1, clamping grooves 3 are formed in the top of the connecting plate 1, clamping blocks 10 are convenient to be inserted into the clamping grooves 3, a fixing seat 9 can be better limited at the top of the connecting plate 1, the position of a main body 15 of the power frequency test transformer is limited, the clamping grooves 3 are linearly distributed at the top of the connecting plate 1, the clamping grooves 3 are not less than two rows, each row is not less than four, sliding grooves 4 which are oppositely arranged in pairs are formed in the periphery of the top of the connecting plate 1, springs 5 are fixedly installed in the sliding grooves 4, a limiting plate 6 can be limited in the sliding grooves 4, the sliding grooves 4 can move in the position inside the limiting plate 6, the limiting plate 6 can be better limited in the sliding grooves 4 under the action of the springs 5, can promote limiting plate 6 to the outside simultaneously, the inside activity joint of spout 4 has limiting plate 6, and limiting plate 6 is connected with spring 5, and spring 5's one end fixedly connected with backup pad 7 is kept away from to limiting plate 6, and a side fixed mounting of the relative connecting plate 1 in top of backup pad 7 has locating plate 8, is convenient for with 8 pressfittings of locating plate at the top of fixing base 9, can be with the better spacing top at connecting plate 1 of fixing base 9.

Referring to fig. 1-3, a fixing seat 9 is disposed on the top of a connecting plate 1, the fixing seat 9 is pressed on the top of a positioning plate 8, the connecting plate 1 is matched with the fixing seat 9 in specification, a fixture block 10 is fixedly mounted on the fixing seat 9 relative to a clamping groove 3, the fixture block 10 is clamped in the clamping groove 3, pin holes 11 are formed in the fixing seat 9 and the positioning plate 8 at relative positions, pin rods 12 are inserted into the pin holes 11, the pin rods 12 are conveniently inserted into the pin holes 11, the positioning plate 8 can be better limited on the top of the fixing seat 9, the fixing seat 9 is fixed in a limiting manner, the mounting stability of a power frequency test transformer main body 15 is improved, the pin rods 12 can be better limited in the pin holes 11 under the cooperation of the magnets 14, the magnets 14 are fixedly mounted on the bottom ends of the pin holes 11 and the bottom ends of the pin holes 11 formed in the positions of the top of the fixing seat 9 relative to the pin rods 12, and magnet 14 adsorbs mutually, and magnet 14 is a set of opposite polarity's magnet, and the length of limiting plate 6 is greater than the length of pinhole 11, and the pinhole 11 that locating plate 8 inside was seted up is the through-hole structure, and the flexible length of spring 5 is greater than the length of pinhole 11, and the upper end fixed mounting of pin rod 12 has spacing dish 13, and spacing dish 13 pressfitting is at the top of locating plate 8, and the top fixed mounting of fixing base 9 has power frequency test transformer main part 15.

This application advantage: be convenient for better carry out the portable installation to fixing base 9 for 15 dismouting of power frequency test transformer main part are more convenient, use manpower sparingly, increase work efficiency.

The working principle is as follows: when installing power frequency test transformer main body 15, place fixing base 9 at the top of connecting plate 1, fixture block 10 is pegged graft in draw-in groove 3 this moment, can carry on spacingly to fixing base 9 and power frequency test transformer main body 15's position, promote backup pad 7 to connecting plate 1 and fixing base 9's position, limiting plate 6 removes at spout 4's inside this moment, can remove the top of fixing base 9 with locating plate 8 simultaneously, when backup pad 7 and connecting plate 1 and fixing base 9 laminating, peg graft pin 12 in pinhole 11 this moment, adsorb mutually between magnet 14 simultaneously, can consolidate spacingly to fixing base 9's position, power frequency test transformer main body 15's position this moment obtains spacingly.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a power frequency does not have partial discharge test transformer convenient to dismouting, includes connecting plate (1), its characterized in that: the bottom of the connecting plate (1) is fixedly provided with supporting legs (2), the top of the connecting plate (1) is provided with a clamping groove (3), the top of the connecting plate (1) is provided with two opposite sliding grooves (4), the inside of each sliding groove (4) is fixedly provided with a spring (5), the inside of each sliding groove (4) is movably clamped with a limiting plate (6), the limiting plates (6) are connected with the springs (5), one end, far away from the springs (5), of each limiting plate (6) is fixedly connected with a supporting plate (7), a positioning plate (8) is fixedly arranged on one side face, opposite to the connecting plate (1), above the supporting plate (7), a fixing seat (9) is placed at the top of the connecting plate (1), the fixing seat (9) is pressed at the top of the positioning plate (8), and a clamping block (10) is fixedly arranged on the position, opposite to the clamping groove (3), of the fixing seat (9), and the clamping block (10) is clamped in the clamping groove (3), pin holes (11) are formed in the relative positions of the fixing seat (9) and the positioning plate (8), pin rods (12) are inserted into the pin holes (11), a limiting disc (13) is fixedly mounted at the upper ends of the pin rods (12), the limiting disc (13) is pressed at the top of the positioning plate (8), and a power frequency test transformer main body (15) is fixedly mounted at the top of the fixing seat (9).

2. The power frequency partial discharge-free test transformer convenient to disassemble and assemble as claimed in claim 1, wherein: the supporting legs (2) are fixedly installed at the edges of the periphery of the bottom of the connecting plate (1), and the telescopic length of the springs (5) is larger than that of the pin holes (11).

3. The power frequency partial discharge-free test transformer convenient to disassemble and assemble as claimed in claim 1, wherein: the length of the limiting plate (6) is larger than that of the pin hole (11), and the pin hole (11) formed in the positioning plate (8) is of a through hole structure.

4. The power frequency partial discharge-free test transformer convenient to disassemble and assemble as claimed in claim 1, wherein: the bottom end of the pin hole (11) and the inner bottom end of the pin hole (11) formed in the position, opposite to the pin rod (12), of the top of the fixing seat (9) are fixedly provided with magnets (14), the magnets (14) are adsorbed mutually, and the magnets (14) are a group of magnets with opposite polarities.

5. The power frequency partial discharge-free test transformer convenient to disassemble and assemble as claimed in claim 1, wherein: draw-in groove (3) are linear distribution at the top of connecting plate (1), and draw-in groove (3) are no less than two rows, and every row is no less than four, the specification looks adaptation of connecting plate (1) and fixing base (9).