CN115825157A

CN115825157A - Device convenient for detecting air holes of enameled wires of transformer

Info

Publication number: CN115825157A
Application number: CN202211649148.9A
Authority: CN
Inventors: 徐江林; 李新满
Original assignee: Tongling Sanjia Tranformer Co ltd
Current assignee: Tongling Sanjia Tranformer Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-03-21

Abstract

The invention relates to the technical field of enameled wire detection, and discloses a device convenient for detecting an air hole of an enameled wire of a transformer, which comprises an enamelling machine, wherein a U-shaped fixing plate is arranged on one outgoing line side of the enamelling machine, a lower detection guide wheel and an upper detection guide wheel are symmetrically arranged inside the U-shaped fixing plate, the lower detection guide wheel is rotatably arranged on the inner wall of the U-shaped fixing plate, a U-shaped frame is sleeved at the top of the upper detection guide wheel, an adjusting mechanism is arranged at the top of the U-shaped frame and the top of the U-shaped fixing plate, and a controller and a display are fixedly arranged on the side wall of the enamelling machine. This be convenient for detect transformer enameled wire gas pocket device can be with the enameled wire direct detection that produces for the gas pocket on enameled wire surface is detected completely, avoids appearing the phenomenon of detecting the omission, and when detecting the department gas pocket, then can make the mark on the surface of enameled wire at once, and the staff of being convenient for is follow-up to seek the gas pocket position, has improved detection efficiency.

Description

Device convenient for detecting air holes of enameled wires of transformer

Technical Field

The invention relates to the technical field of enameled wire detection, in particular to a device convenient for detecting air holes of an enameled wire of a transformer.

Background

Power transformers are one of the main devices of power plants and substations. The transformer has the advantages that the transformer has multiple functions, the voltage can be increased to transmit electric energy to an electricity utilization area, and the voltage can be reduced to various levels of use voltage to meet the requirement of electricity utilization.

In the transformer manufacturing, need use a large amount of enameled wires, and the working property of transformer depends on the specification of enameled wire, after producing the enameled wire through the enamelling machine at present, the phenomenon of gas pocket can appear on the surface of some enameled wires, the appearance of gas pocket leads to the inside sinle silk of enameled wire to expose, thereby can't guarantee the security of transformer and use, consequently, need detect the surface of enameled wire, but current check out test set is less than, adopt the macroscopy to discharge under the most condition, low efficiency, and the phenomenon of omitting appears detecting easily. Therefore, the invention provides a device for conveniently detecting the air holes of the enameled wire of the transformer.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the device for conveniently detecting the air holes of the enameled wire of the transformer, which can directly detect the produced enameled wire, so that the air holes on the surface of the enameled wire are completely detected, the phenomenon of detection omission is avoided, and when the air holes are detected, marks can be made on the surface of the enameled wire at once, so that the position of the air holes can be conveniently searched by workers in the follow-up process, the detection efficiency is improved, and the problem of low detection efficiency of the air holes of the enameled wire of the transformer at present is solved.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be convenient for detect transformer enameled wire gas pocket device, includes the enameling machine, one side of being qualified for the next round of competitions of enameling machine is equipped with U type fixed plate, the fixed two dead levers that are equipped with of lateral wall symmetry of U type fixed plate, two the end of dead lever all with the lateral wall fixed connection of enameling machine, the inside symmetry of U type fixed plate is equipped with down surveys the guide pulley and surveys the guide pulley on with, it rotates to set up on the inner wall of U type fixed plate to survey the guide pulley down, the top cover of going up to survey the guide pulley is equipped with U type frame, and the top of U type frame is equipped with adjustment mechanism with the top of U type fixed plate, the inside of U type fixed plate just is located and surveys the guide pulley and one side of surveying the guide pulley down and is equipped with and beats some mark mechanism, the lateral wall fixed mounting of enameling machine has controller and display, it all passes through wire and controller electric connection with lower survey the guide pulley to go up to survey, controller and display signal connection.

Preferably, adjustment mechanism includes screw rod, turning handle, connecting rod and screw thread piece, the screw rod is vertical rotation and sets up in the top of U type fixed plate, the turning handle is fixed to be set up in the upper end of screw rod, the connecting rod is vertical fixed the setting in the top of U type frame, and the pole wall of connecting rod slides the top of passing U type fixed plate, the screw thread piece is fixed to be set up in the upper end of connecting rod, and the pole wall threaded connection of screw thread piece and screw rod.

Preferably, the rod wall of the connecting rod is provided with scale marks along the length direction thereof.

Preferably, dotting marker constructs including electricity jar, mounting panel, slide bar, slide, first spring and marker pen, electricity jar is vertical fixed the setting in the top of U type fixed plate, and electricity jar and controller electric connection, the mounting panel is fixed to be set up in the removal end of electricity jar, the slide bar is the fixed lower surface that sets up in the mounting panel of symmetry, the slide slides and sets up on the pole wall of two slide bars, first spring is vertical fixed the setting between mounting panel and slide, the lower fixed surface of slide is equipped with fixed cover, the afterbody of marker pen inserts in the inside of fixed cover, the inside of fixed cover is equipped with fixture.

Preferably, the lower end of the sliding rod is fixedly provided with a limit stop, and the limit stop limits and stops the sliding plate.

Preferably, fixture includes first arc clamp splice, second arc clamp splice and second spring, first arc clamp splice and second arc clamp splice are the inside of fixed cover of symmetric position, the lateral wall of first arc clamp splice and the inner wall fixed connection of fixed cover, the lateral wall of second arc clamp splice passes through the inner wall fixed connection of second spring and fixed cover.

Preferably, the bottom of the U-shaped fixing plate is symmetrically and fixedly provided with two supporting rods, and the upper ends of the two supporting rods are jointly and fixedly provided with an arc-shaped supporting plate.

Preferably, the rotating shaft of the upper detection guide wheel and the rotating shaft of the lower detection guide wheel are both fixedly provided with a conductive sleeve, and one end of the wire is fixedly connected with the conductive sleeve.

(III) advantageous effects

Compared with the prior art, the invention provides a device convenient for detecting the air holes of the enameled wire of the transformer, which has the following beneficial effects:

1. this be convenient for detect transformer enameled wire gas pocket device, through the lower detection guide pulley that is equipped with, go up and survey the guide pulley, a controller, display and wire, the enameled wire that the enamelling machine produced is through surveying between guide pulley and the lower detection guide pulley, if when the gas pocket position appears in the enameled wire, then the electric leakage phenomenon can appear in the enameled wire, go up at this moment and survey the guide pulley and gather the signal and send to the controller with lower detection guide pulley, the controller is with signal transmission to display, can observe the appearance of gas pocket.

2. This be convenient for detect transformer enameled wire gas pocket device, through the screw rod that is equipped with, the turning handle, thread block and connecting rod, because the diameter of enameled wire is different, rotatable turning handle, the turning handle can drive the screw rod rotatory, the screw rod can make the thread block upwards perhaps move down, the thread block can drive through the connecting rod and survey about the guide pulley or move down to can adjust and survey the guide pulley down, can satisfy and detect the enameled wire of different diameters.

3. This be convenient for detect transformer enameled wire gas pocket device, through the electric jar that is equipped with, the mounting panel, the slide bar, a sliding plate, first spring, fixed cover and marker pen, if go up survey the guide pulley and when surveying the venthole down, controller control electric jar work this moment, the electric jar can drive mounting panel and slide and move down, make marker pen mark point on the outer wall of enameled wire, because the position of mark point and gas pocket is nearer, be convenient for the artifical gas pocket position of seeking in later stage, because the diameter of enameled wire is different, make the extrusion force that the marker pen received different, if during the great enameled wire of diameter and marker pen contact, make the slide by upwards promoting and compress first spring, thereby can play the effect to the marker pen protection.

4. This be convenient for detect transformer enameled wire gas pocket device, through fixed cover, first arc clamp splice, second arc clamp splice and the second spring that is equipped with, the afterbody of marker pen can insert in the inside of fixed cover, and the rethread second spring is for the elasticity that the second arc clamp splice was applyed for the combined action of first arc clamp splice and second arc clamp splice is with the marker pen grasp.

Drawings

FIG. 1 is a schematic structural diagram of a device for conveniently detecting air holes of an enameled wire of a transformer according to the present invention;

FIG. 2 is a schematic view of the internal structure of the U-shaped fixing plate in FIG. 1;

fig. 3 is a bottom view of the harness of fig. 2;

fig. 4 is a side view of the arcuate pallet of fig. 2.

In the figure: 1. an enameling machine; 2. a U-shaped fixing plate; 3. fixing the rod; 4. a lower detection guide wheel; 5. an upper detection guide wheel; 6. a controller; 7. a display; 8. a wire; 9. a U-shaped frame; 10. a screw; 11. a handle is rotated; 12. a thread block; 13. a connecting rod; 14. an electric cylinder; 15. mounting a plate; 16. a slide bar; 17. a slide plate; 18. a first spring; 19. fixing a sleeve; 20. a marking pen; 21. a limit stop block; 22. a first arc-shaped clamping block; 23. a second arc-shaped clamping block; 24. a second spring; 25. a support bar; 26. an arc-shaped supporting plate; 27. and a conductive sleeve.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a device for conveniently detecting air holes of enameled wires of a transformer comprises an enamelling machine 1, wherein a U-shaped fixing plate 2 is arranged on one side of an outgoing line of the enamelling machine 1, two fixing rods 3 are symmetrically and fixedly arranged on the side wall of the U-shaped fixing plate 2, the tail ends of the two fixing rods 3 are fixedly connected with the side wall of the enamelling machine 1, a lower detection guide wheel 4 and an upper detection guide wheel 5 are symmetrically arranged inside the U-shaped fixing plate 2, the lower detection guide wheel 4 is rotatably arranged on the inner wall of the U-shaped fixing plate 2, a U-shaped frame 9 is sleeved on the top of the upper detection guide wheel 5, an adjusting mechanism is arranged on the top of the U-shaped frame 9 and the top of the U-shaped fixing plate 2, a dotting marking mechanism is arranged inside the U-shaped fixing plate 2 and on one side of the upper detection guide wheel 5 and the lower detection guide wheel 4, a controller 6 and a display 7 are fixedly arranged on the side wall of the enamelling machine 1, the upper detection guide wheel 5 and the lower detection guide wheel 4 are electrically connected with the controller 6 through wires 8, and the upper detection guide wheel 27 and the display 7 are connected with the upper detection guide wheel and the display 7, and the lower detection guide wheel, and the upper detection guide wheel and the lower detection wheel 5 and the display is connected with the display 7.

The adjusting mechanism comprises a screw rod 10, a rotating handle 11, a connecting rod 13 and a thread block 12, the screw rod 10 is vertically and rotatably arranged at the top of the U-shaped fixing plate 2, the rotating handle 11 is fixedly arranged at the upper end of the screw rod 10, the connecting rod 12 is vertically and fixedly arranged at the top of the U-shaped frame 9, the rod wall of the connecting rod 13 penetrates through the top of the U-shaped fixing plate 2 in a sliding manner, the thread block 12 is fixedly arranged at the upper end of the connecting rod 13, the thread block 12 is in threaded connection with the rod wall of the screw rod 10, the rotating handle 11 can drive the screw rod 10 to rotate, the screw rod 10 can enable the thread block 12 to move upwards or downwards, and the thread block 12 can drive the upper detection guide wheel 5 to move upwards or downwards through the connecting rod 13; the wall of the connecting rod 13 is provided with graduation lines along the length direction thereof, and the graduation lines can ensure the accurate adjustment of the position of the upper detection guide wheel 5.

The dotting marking mechanism comprises an electric cylinder 14, a mounting plate 15, sliding rods 16, a sliding plate 17, a first spring 18 and a marking pen 20, the electric cylinder 14 is vertically and fixedly arranged at the top of the U-shaped fixing plate 2, the electric cylinder 14 is electrically connected with the controller 6, the mounting plate 15 is fixedly arranged at the moving end of the electric cylinder 14, the sliding rods 16 are symmetrically and fixedly arranged on the lower surface of the mounting plate 15, the sliding plate 17 is arranged on the rod walls of the two sliding rods 16 in a sliding manner, the first spring 18 is vertically and fixedly arranged between the mounting plate 15 and the sliding plate 17, the lower end of the sliding rod 16 is fixedly provided with a limit stop 21, the limit stop 21 is used for limiting and blocking the sliding plate 17, the limit stop 21 can prevent the sliding plate 17 from being separated from the sliding rod 16, the lower surface of the sliding plate 17 is fixedly provided with a fixing sleeve 19, the tail of the marking pen 20 is inserted into the fixing sleeve 19, a clamping mechanism is arranged inside the fixing sleeve 19, the clamping mechanism comprises a first arc-shaped clamping block 22, a second arc-shaped clamping block 23 and a second spring 24, the first arc-shaped clamping block 22 and the second arc-shaped clamping block 23 are symmetrically positioned inside the fixing sleeve 19, the arc-shaped clamping block 23 is connected with the second arc-shaped clamping block 24, and the second arc-shaped clamping block 23 through the side wall of the fixing sleeve 23, and the second clamping block 23, and the arc-shaped clamping block 23, and the side wall of the arc-shaped clamping block 23, and the fixing sleeve 23 are connected with the second clamping block 24, and the fixing sleeve to exert a common elastic force of the fixing sleeve 23; the bottom symmetry of U type fixed plate 2 is fixed and is equipped with two bracing pieces 25, and the upper end of two bracing pieces 25 is fixed jointly and is equipped with arc layer board 26, and arc layer board 26 can hold up the bottom of enameled wire, and the marker pen 20 of being convenient for marks the position of venthole.

In conclusion, this be convenient for detect transformer enameled wire gas pocket device, when using, because the diameter of enameled wire is different, rotatable turning handle 11, turning handle 11 can drive screw rod 10 rotatory, screw rod 10 can make the screw block 12 upwards or move down, screw block 12 can drive on through connecting rod 13 and survey guide pulley 5 upper and lower or move down, thereby can adjust and survey guide pulley 5 and survey guide pulley 4 down and satisfy the diameter of the enameled wire that needs to produce, the enameled wire that enamelling machine 1 produced passes through between last detection guide pulley 5 and the lower detection guide pulley 4, if the gas pocket position appears in the enameled wire, then the electric leakage phenomenon can appear in the enameled wire, go up detection guide pulley 5 and survey guide pulley 4 and gather the signal and send to controller 6 this moment, controller 6 sends signal to display 7, can observe the appearance of gas pocket, this moment controller 6 control electric cylinder 14 work, electric cylinder 14 can drive mounting panel 15 and slide 17 and move down, make marker 20 mark the point on the outer wall of enameled wire, because the position of marker point is close, be convenient for the manual work of looking for the different gas pockets, make marker 20 receive the extrusion force of later stage with slide 20, thereby the spring is compressed to the first mark pen 20 when promoting the first compression of later stage, thereby it is to promote the first compression pen 20.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a be convenient for detect transformer enameled wire gas pocket device, includes enamelling machine (1), its characterized in that: the utility model discloses an enamelling machine, including enamelling machine (1), the lateral wall symmetry of enamelling machine (1) is fixed and is equipped with two dead levers (3), two the terminal of dead lever (3) all with the lateral wall fixed connection of enamelling machine (1), the inside symmetry of U type fixed plate (2) is equipped with down surveys guide pulley (4) and last detection guide pulley (5), it rotates to set up on the inner wall of U type fixed plate (2) to survey guide pulley (4) down, the top cover of going up to survey guide pulley (5) is equipped with U type frame (9), and the top of U type frame (9) is equipped with adjustment mechanism with the top of U type fixed plate (2), the inside of U type fixed plate (2) just is located and surveys guide pulley (5) and one side of surveying guide pulley (4) down and is equipped with and beats a mark mechanism, the lateral wall fixed mounting of enamelling machine (1) has controller (6) and display (7), it all passes through wire (8) and controller (6) electric connection, display (7) and display signal connection.

2. The device for conveniently detecting air holes of enameled wires of transformers according to claim 1, characterized in that: adjustment mechanism includes screw rod (10), turning handle (11), connecting rod (13) and screw thread piece (12), screw rod (10) are vertical rotation and set up in the top of U type fixed plate (2), turning handle (11) are fixed to be set up in the upper end of screw rod (10), connecting rod (12) are vertical fixed and set up in the top of U type frame (9), and the pole wall of connecting rod (13) slides and passes the top of U type fixed plate (2), screw thread piece (12) are fixed to be set up in the upper end of connecting rod (13), and the pole wall threaded connection of screw thread piece (12) and screw rod (10).

3. The device for conveniently detecting the air holes of the enameled wire of the transformer as claimed in claim 2, wherein: the rod wall of the connecting rod (13) is provided with scale marks along the length direction.

4. The device for conveniently detecting the air holes of the enameled wire of the transformer as claimed in claim 1, wherein: beat mark mechanism and include electric jar (14), mounting panel (15), slide bar (16), slide (17), first spring (18) and marker (20), electric jar (14) are vertical fixed and set up in the top of U type fixed plate (2), and electric jar (14) and controller (6) electric connection, mounting panel (15) are fixed to be set up in the removal end of electric jar (14), slide bar (16) are the symmetry and fix the lower surface that sets up in mounting panel (15), slide (17) slide and set up on the pole wall of two slide bars (16), first spring (18) are vertical fixed and set up between mounting panel (15) and slide (17), the lower fixed surface of slide (17) is equipped with fixed cover (19), the afterbody of marker (20) inserts in the inside of fixed cover (19), the inside of fixed cover (19) is equipped with fixture.

5. The device for conveniently detecting the air holes of the enameled wire of the transformer as claimed in claim 4, wherein: the lower end of the sliding rod (16) is fixedly provided with a limit stop (21), and the limit stop (21) is used for limiting and blocking the sliding plate (17).

6. The device for conveniently detecting the air holes of the enameled wire of the transformer as claimed in claim 4, wherein: fixture includes first arc clamp splice (22), second arc clamp splice (23) and second spring (24), first arc clamp splice (22) and second arc clamp splice (23) are the inside of the fixed cover (19) of symmetric position, the lateral wall of first arc clamp splice (22) and the inner wall fixed connection of fixed cover (19), the lateral wall of second arc clamp splice (23) passes through the inner wall fixed connection of second spring (24) and fixed cover (19).

7. The device for conveniently detecting the air holes of the enameled wire of the transformer as claimed in claim 1, wherein: the bottom of the U-shaped fixing plate (2) is symmetrically and fixedly provided with two supporting rods (25), and the upper ends of the two supporting rods (25) are jointly and fixedly provided with arc-shaped supporting plates (26).

8. The device for conveniently detecting the air holes of the enameled wire of the transformer as claimed in claim 1, wherein: the rotating shaft of the upper detection guide wheel (5) and the rotating shaft of the lower detection guide wheel (4) are both fixedly provided with a conductive sleeve (27), and one end of the lead (8) is fixedly connected with the conductive sleeve (27).