CN218414212U

CN218414212U - Power frequency test transformer

Info

Publication number: CN218414212U
Application number: CN202222569947.7U
Authority: CN
Inventors: 岳芳芳; 李子航; 王子云
Original assignee: Xinghua Testing Co ltd
Current assignee: Xinghua Testing Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-31
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a power frequency test transformer, its technical scheme main points are: including power frequency test transformer, power frequency test transformer's bottom surface fixed mounting has the bottom plate, fixed subassembly sets up power frequency test transformer's top surface for fix the cable that is connected with power frequency test transformer, fixed subassembly includes: the fixed plate, fixed plate fixed mounting is in the top surface of power frequency test transformer, the top surface of fixed plate is provided with the movable plate, two spacing holes have been seted up to the top surface of movable plate, the support column has been cup jointed in the activity of the interior round wall in spacing hole, uses through mutually supporting of power frequency test transformer, bottom plate, rubber pad, support groove, movable plate and screw thread post, can reach and carry out the effect of fixing to the cable that is connected with the power frequency test transformer, has avoided the staff after touch the cable of connection carelessly, and the cable junction is because of dragging the condition of disconnection.

Description

Power frequency test transformer

Technical Field

The utility model relates to a transformer technical field, concretely relates to power frequency test transformer.

Background

The industrial frequency test transformer iron core is of a single-phase core type, is formed by stacking high-quality cold-rolled oriented silicon steel sheets, adopts steel as a clamping piece in a fastening mode, is widely applied to electrician manufacturing departments, electric power operation departments, scientific research units and universities and colleges, and is used for carrying out industrial 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 equipment elements.

Among the prior art, when using power frequency test transformer, need use the cable to be connected power frequency test transformer with the switch board, power frequency test transformer's top surface is generally by a plurality of connector, the connector of nut extrusion cable through swivelling joint head, and then fix the cable at power frequency test transformer's top surface, but because power frequency test transformer's top structure is comparatively simple, do not further carry out the device fixed to the cable after fixing the end of a thread, when the cable is touched and dragged carelessly to the user, the condition of cable and power frequency test transformer junction disconnection may exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a power frequency test transformer has solved because power frequency test transformer's top structure is comparatively simple, does not have the device of further fixing to the cable after fixing the end of a thread, when the user of service touches carelessly and drags the cable, may have the problem of the condition of cable and the disconnection of power frequency test transformer junction.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a power frequency test transformer, comprising: power frequency test transformer, power frequency test transformer's bottom surface fixed mounting has the bottom plate, fixed subassembly sets up power frequency test transformer's top surface for fix the cable that is connected with power frequency test transformer, fixed subassembly includes: the fixed plate, fixed plate fixed mounting is in the top surface of power frequency test transformer, the top surface of fixed plate is provided with the movable plate, two spacing holes have been seted up to the top surface of movable plate, the support column has been cup jointed in the activity of the interior round wall in spacing hole, the support column with the top surface fixed mounting of fixed plate, one side fixed mounting of fixed plate has the L shaped plate, the threaded hole is seted up to the top surface of L shaped plate, the interior round wall threaded connection of screw hole has the screw thread post, a plurality of supports the groove has been seted up to the top surface of fixed plate, the bottom surface fixed mounting of movable plate has the rubber pad.

In order to reach the effect that need not the manual upwards stirring movable plate of user of service, as the utility model discloses a power frequency test transformer, the preferred, the spring has been cup jointed in the activity of the excircle wall of support column, the top surface of spring with the bottom surface fixed mounting of movable plate.

For the convenience of the rotatory screw thread post of user of service, conduct the utility model discloses a power frequency test transformer, the preferred, the top surface fixed mounting of screw thread post has first rotation post.

In order to lift up power frequency test transformer, as the utility model discloses a power frequency test transformer, the preferred, power frequency test transformer's top surface is provided with two U-shaped plates.

In order to rotate the U-shaped plate, as the utility model discloses a power frequency test transformer, the preferred, power frequency test transformer's top surface fixed mounting has a plurality of connecting plate, circular through-hole has been seted up to one side of connecting plate, the second rotation post has been cup jointed in circular through-hole's interior round wall activity, the second rotate the post with U-shaped plate fixed mounting.

In order to improve the comfort level that the user held the U-shaped plate, conduct the utility model discloses a power frequency test transformer, the preferred, the fixed silica gel cover that has cup jointed in outside of U-shaped plate.

In order to remove power frequency test transformer, conduct the utility model discloses a power frequency test transformer, the preferred, the bottom surface fixed mounting of bottom plate has a plurality of universal wheel.

To sum up, the utility model discloses mainly have following beneficial effect:

through mutually supporting use of power frequency test transformer, bottom plate, rubber pad, support groove, movable plate and screw post, can reach and carry out fixed effect to the cable that is connected with power frequency test transformer, avoided the staff after touch the cable of connection carelessly, the condition of cable junction because of dragging the disconnection.

Through mutually supporting use of spring, support column and movable plate, can reach and need not the manual effect of stirring the movable plate upwards of user of service, use through mutually supporting of universal wheel and power frequency test transformer, can reach the effect that makes things convenient for user of service to remove power frequency test transformer.

Drawings

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

FIG. 2 is a schematic diagram of the power frequency testing transformer of the present invention;

fig. 3 is a schematic structural view of the fixing plate of the present invention;

fig. 4 is a schematic diagram of the U-shaped plate structure of the present invention.

Reference numerals: 1. a power frequency test transformer; 2. a base plate; 3. a fixing plate; 4. moving the plate; 5. a support pillar; 6. an L-shaped plate; 7. a threaded hole; 8. a threaded post; 9. a limiting hole; 10. a support groove; 11. a rubber pad; 12. a spring; 13. a first rotating column; 14. a U-shaped plate; 15. a second rotating cylinder; 16. a connecting plate; 17. a silica gel sleeve; 18. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a power frequency test transformer includes: the power frequency test transformer 1 and the power frequency test transformer 1 generally have a control cabinet matched with the power frequency test transformer 1, which is not described in detail for the prior art, a bottom plate 2 is fixedly installed on the bottom surface of the power frequency test transformer 1, a fixing component is arranged on the top surface of the power frequency test transformer 1 and is used for fixing a cable connected with the power frequency test transformer 1, the fixing component comprises a fixing plate 3, the fixing plate 3 is fixedly installed on the top surface of the power frequency test transformer 1, a movable plate 4 is arranged on the top surface of the fixing plate 3, two limiting holes 9 are formed on the top surface of the movable plate 4, a supporting column 5 is movably sleeved on the inner circular wall surface of each limiting hole 9, the supporting column 5 is fixedly installed on the top surface of the fixing plate 3, a threaded hole 7 is formed on the top surface of an L-shaped plate 6,L plate 6 fixedly installed on one side of the fixing plate 3, and a threaded column 8 is connected on the inner circular wall surface of the threaded hole 7 in a threaded manner, the top surface of the fixed plate 3 is provided with a plurality of supporting grooves 10, the bottom surface of the movable plate 4 is fixedly provided with rubber pads 11, when the power frequency test transformer 1 is required to be used, one end of a connecting cable connected with the power frequency test transformer 1 is picked up through the arranged power frequency test transformer 1 and then passes through the space between the bottom plate 2 and the rubber pads 11, generally four cables are respectively connected with four connectors of the power frequency test transformer 1, the four cables are respectively placed into the four supporting grooves 10 after being connected through the arranged supporting grooves 10, then the threaded columns 8 are rotated, the threaded columns 8 and the threaded holes 7 convert the rotary motion into linear motion, further the threaded columns 8 move downwards to extrude the movable plate 4, the movable plate 4 pushes the rubber pads 11 to extrude and fix the cables in the supporting grooves 10, and therefore, after workers touch the cables connected carelessly, and the cable connection is broken due to pulling.

Referring to fig. 2, fig. 3 and fig. 4, the spring 12 is sleeved on the outer circular wall surface of the supporting column 5, the top surface of the spring 12 and the bottom surface of the moving plate 4 are fixedly installed, the spring 12 is provided with elasticity, when the cable needs to be released from being fixed, the threaded column 8 is rotated reversely and then the threaded column 8 moves upwards, so that the spring 12 pushes the moving plate 4 to move upwards, a user does not need to manually stir the moving plate 4 upwards, the top surface of the threaded column 8 is fixedly provided with the first rotating column 13, the top surface of the power frequency test transformer 1 is provided with the two U-shaped plates 14, the top surface of the power frequency test transformer 1 is fixedly provided with the plurality of connecting plates 16, one side of each connecting plate 16 is provided with a circular through hole, the inner circular wall surface of the circular through hole is sleeved with the second rotating column 15, the second rotating column 15 is fixedly installed with the U-shaped plates 14, the outer portion of the U-shaped plates 14 is fixedly sleeved with the silica gel sleeve 17, the bottom surface of the bottom plate 2 is fixedly provided with the plurality of universal wheels 18, and the power frequency test transformer 1 can move through the universal wheels 18.

The working principle is as follows: referring to fig. 1-4, with the power frequency test transformer 1, when the power frequency test transformer 1 needs to be used, one end of the connection cable connected to the power frequency test transformer 1 is taken up, and then the connection cable passes through a space between the bottom plate 2 and the rubber pad 11, generally four cables are respectively connected to four connectors of the power frequency test transformer 1, and through the support groove 10, after connection, the four cables are respectively placed inside the four support grooves 10, then the threaded column 8 is rotated, the threaded column 8 and the threaded hole 7 convert the rotational motion into linear motion, and the threaded column 8 moves the extrusion moving plate 4 downwards, and the moving plate 4 pushes the rubber pad 11 to extrude and fix the cables inside the support groove 10, so that the situation that the cable connection is broken due to pulling when a worker carelessly touches the connected cables is avoided.

Through the spring 12 that sets up, spring 12 has elasticity, and when need to remove to the cable is fixed, the 8 and then 8 rebound of reverse rotation screw thread post to spring 12 promotes 4 rebound of movable plate, need not the manual upward stir movable plate 4 of user, and through the universal wheel 18 that sets up, promotion power frequency test transformer 1 can move power frequency test transformer 1 through universal wheel 18.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power frequency test transformer, comprising:

the power frequency testing transformer (1), the bottom surface of the power frequency testing transformer (1) is fixedly provided with a bottom plate (2);

fixed subassembly, fixed subassembly sets up the top surface of power frequency test transformer (1) for fix the cable that is connected with power frequency test transformer (1), fixed subassembly includes: fixed plate (3), fixed plate (3) fixed mounting be in the top surface of power frequency test transformer (1), the top surface of fixed plate (3) is provided with movable plate (4), two spacing holes (9) have been seted up to the top surface of movable plate (4), support column (5) have been cup jointed in the activity of the interior round wall surface of spacing hole (9), support column (5) with the top surface fixed mounting of fixed plate (3), one side fixed mounting of fixed plate (3) has L shaped plate (6), threaded hole (7) have been seted up to the top surface of L shaped plate (6), the interior round wall surface threaded connection of screw hole (7) has screw thread post (8), a plurality of support groove (10) have been seted up to the top surface of fixed plate (3), the bottom surface fixed mounting of movable plate (4) has rubber pad (11).

2. The power frequency test transformer of claim 1, wherein: the spring (12) is movably sleeved on the outer circle wall surface of the supporting column (5), and the top surface of the spring (12) and the bottom surface of the moving plate (4) are fixedly installed.

3. The power frequency test transformer of claim 1, wherein: and a first rotating column (13) is fixedly mounted on the top surface of the threaded column (8).

4. The power frequency test transformer of claim 1, wherein: and two U-shaped plates (14) are arranged on the top surface of the power frequency test transformer (1).

5. The power frequency test transformer of claim 4, wherein: the top surface fixed mounting of power frequency test transformer (1) has a plurality of connecting plate (16), circular through-hole has been seted up to one side of connecting plate (16), the interior circle wall activity of circular through-hole has cup jointed the second and has rotated post (15), the second rotate post (15) with U-shaped board (14) fixed mounting.

6. The power frequency test transformer of claim 5, wherein: and a silica gel sleeve (17) is fixedly sleeved outside the U-shaped plate (14).

7. The power frequency test transformer of claim 1, wherein: the bottom surface of the bottom plate (2) is fixedly provided with a plurality of universal wheels (18).