CN218730315U - Transformer low-voltage coil outlet copper bar positioning device - Google Patents
Transformer low-voltage coil outlet copper bar positioning device Download PDFInfo
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- CN218730315U CN218730315U CN202222884253.2U CN202222884253U CN218730315U CN 218730315 U CN218730315 U CN 218730315U CN 202222884253 U CN202222884253 U CN 202222884253U CN 218730315 U CN218730315 U CN 218730315U
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Abstract
A positioning device for outgoing copper bars of a low-voltage coil of a transformer relates to the technical field of transformers, and comprises a clamping piece arranged on the transformer, a first positioning mechanism between an inner outgoing copper bar and the clamping piece, and a second positioning mechanism between an outer outgoing copper bar and the inner outgoing copper bar; the first positioning mechanism comprises a fixed block connected to the clamping piece, the top surface of the fixed block is connected with a moving block in a sliding mode, the top surface of the moving block is connected with a positioning plate in a sliding mode, and the positioning plate is connected with the inner outgoing line copper bar through a first insulating column; the second positioning mechanism comprises a second insulating column connected between the outer outgoing copper bar and the inner outgoing copper bar. The utility model discloses not only can fix a position the internal copper bar of being qualified for the next round of competitions, can keep in addition the copper bar of being qualified for the next round of competitions and go out the distance between the line copper bar, reduce in the copper bar of being qualified for the next round of competitions, go out the line copper bar and drag the condition that takes place deformation and be close to and then take place to puncture the accident because of the cable, improved the stability and the security of structure.
Description
Technical Field
The utility model relates to a transformer technical field, concretely relates to transformer low voltage coil is qualified for next round of competitions copper bar positioner.
Background
The utility model discloses a chinese utility model, application number is 201320418626.5, the name is "transformer low-voltage coil copper bar positioner that is qualified for the next round of competitions", including locating plate, insulator, and the folder and the low-voltage coil copper bar that is qualified for the next round of competitions that set up on the transformer, the locating plate is L-shaped, all is provided with the slotted hole on locating plate up end and side end face and the folder, the locating plate passes through bolt and folder and insulator fixed connection; the low-voltage coil outgoing copper bar is connected with the positioning plate through an insulator. A certain amount of deviation occurs at the upper, lower, front, rear and left and right positions of the low-voltage coil outgoing copper bar, and the accurate positioning of the low-voltage coil outgoing copper bar can be realized by adjusting the positions of the bolts on the upper end surface and the side end surface of the positioning plate and the long round holes arranged on the clamping piece. However, in the prior art, the leading-out terminal of transformer generally is provided with two copper bars of being qualified for the next round of competitions side by side, and above-mentioned scheme only can fix a position the copper bar of being qualified for the next round of competitions inwards, can't fix a position the copper bar of being qualified for the next round of competitions outwards, because two copper bars of being qualified for the next round of competitions all connect the cable, the cable can produce the effect of dragging to the copper bar of being qualified for the next round of competitions because dead weight or wind-force's influence, because the copper bar of being qualified for the next round of competitions lacks the location, can make stability relatively poor, and then takes place the electric accident.
SUMMERY OF THE UTILITY MODEL
To the problem that exists, the utility model provides a transformer low voltage coil copper bar positioner that is qualified for next round of competitions.
The specific technical scheme is as follows: the transformer comprises a clamping piece arranged on a transformer, a first positioning mechanism between an inner outgoing line copper bar and the clamping piece, and a second positioning mechanism between an outer outgoing line copper bar and the inner outgoing line copper bar;
the first positioning mechanism comprises a fixed block connected to the clamping piece, the top surface of the fixed block is connected with a moving block in a sliding mode, the top surface of the moving block is connected with a positioning plate in a sliding mode, and the positioning plate is connected with the inner outgoing line copper bar through a first insulating column;
the second positioning mechanism comprises a second insulating column connected between the outer outgoing copper bar and the inner outgoing copper bar.
Preferably, the top surface of the fixed block is provided with a first sliding groove, the bottom surface of the moving block is fixedly connected with a first sliding block which is matched with the first sliding groove to slide, the side wall of the first sliding groove is provided with a first strip hole, the side wall of the first sliding block, which is close to the first sliding groove, is provided with a first threaded hole, and a first bolt penetrates through the first strip hole and is matched and connected with the first threaded hole to form a structure which positions the first sliding block inside the first sliding groove.
Preferably, the top surface of the moving block is provided with a second sliding groove, the bottom surface of the positioning plate is fixedly connected with a second sliding block which slides in cooperation with the second sliding groove, the side wall of the second sliding groove is provided with a second strip hole, the side wall of the second sliding block, which is close to the second sliding groove, is provided with a second threaded hole, and a second bolt penetrates through the second strip hole and is in cooperation connection with the second threaded hole to form a structure for positioning the second sliding block in the second sliding groove.
Preferably, the locating plate is provided with a vertically-arranged long circular hole, the inner outgoing copper bar is provided with a first locating hole, the first insulating column is internally provided with a first cylindrical hole, the first holding bolt penetrates through the first locating hole, the first cylindrical hole and the long circular hole, and one end of the first holding bolt, which deviates from the nut, is in threaded connection with a first nut.
Preferably, the two ends of the first insulating column are integrally provided with first flanges, and the first flanges can be clamped in the first positioning holes and the long round holes.
Preferably, a first insulating pad is arranged in the first positioning hole.
Preferably, a second positioning hole is formed in each of the outgoing line copper bar and the internal outgoing line copper bar, a second cylindrical hole is formed in each second insulating column, the second holding bolt penetrates through the second positioning hole in the outgoing line copper bar, the second cylindrical hole and the second positioning hole in the internal outgoing line copper bar, and a second nut is connected to one end, deviating from the nut, of the second holding bolt in a threaded mode.
Preferably, the two ends of the second insulating column are integrally provided with second flanges matched and clamped with the second positioning holes.
Preferably, second insulating gaskets are arranged in the second positioning holes in the outgoing line copper bar and the internal outgoing line copper bar respectively.
Preferably, the outer walls of the first insulating column and the second insulating column are respectively coated with an epoxy resin shell, and the outer surface of the epoxy resin shell is coated with a hydrophobic coating.
The utility model provides a transformer low-voltage coil copper bar positioner that is qualified for next round of competitions compares beneficial effect with prior art and is: the utility model discloses not only can fix a position the internal copper bar of being qualified for the next round of competitions, can keep in addition the copper bar of being qualified for the next round of competitions and go out the distance between the line copper bar, reduce in the copper bar of being qualified for the next round of competitions, go out the line copper bar and drag the condition that takes place deformation and be close to and then take place to puncture the accident because of the cable, improved the stability and the security of structure.
Drawings
FIG. 1: is the utility model provides a transformer structure schematic diagram.
FIG. 2: the utility model provides a transformer part structure sketch map (without a positioning device).
FIG. 3: the utility model provides a transformer part structure sketch map (with a positioning device).
FIG. 4: is the utility model discloses whole well first positioning mechanism structure schematic diagram.
FIG. 5: is the utility model discloses whole well first positioning mechanism structure side view.
FIG. 6: is the utility model discloses whole well second insulated column structure sketch map.
In the figure: 1-clamping piece, 2-inner outgoing line copper bar, 3-outer outgoing line copper bar, 4-fixed block, 5-moving block, 6-positioning plate, 7-first insulating column, 8-second insulating column, 9-first sliding chute, 10-first sliding block, 11-first long strip hole, 12-first threaded hole, 13-first bolt, 14-second sliding chute, 15-second sliding block, 16-second long strip hole, 17-second threaded hole, 18-second bolt, 19-first positioning hole, 20-first cylindrical hole, 21-first holding bolt, 22-first nut, 23-first flange, 24-first insulating gasket, 25-second positioning hole, 26-second cylindrical hole, 27-second holding bolt, 28-second nut, 29-second flange, 30-second insulating gasket and 31-long round hole.
Detailed Description
The technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
The first embodiment is as follows: as shown in fig. 1 to 3, the positioning device for the copper bar for the outgoing line of the low-voltage coil of the transformer comprises a clamping piece 1 arranged on the transformer, a first positioning mechanism between an inner copper bar for outgoing line 2 and the clamping piece 1, and a second positioning mechanism between an outer copper bar for outgoing line 3 and the inner copper bar for outgoing line 2.
The utility model discloses set up first positioning mechanism and second positioning mechanism, not only can fix a position internal outlet copper bar 2, can keep in addition outlet copper bar 2 and go out the distance between the line copper bar 3, outlet copper bar 2 in reducing, go out line copper bar 3 and lead to take place deformation and be close to and then take place the condition of puncture accident because of the cable, improved the stability and the security of structure.
As shown in fig. 4 and 5, the first positioning mechanism includes a fixing block 4 connected to the clamping member 1, and the fixing block 4 is fixedly connected to the clamping member 1 through a plurality of bolts and corresponding nuts.
The top surface sliding connection of fixed block 4 has movable block 5, first spout 9 has been seted up to the top surface of fixed block 4 promptly, the bottom surface welded fastening of movable block 5 is connected with the gliding first slider 10 of first spout 9 cooperatees, first rectangular hole 11 has been seted up to the lateral wall of first spout 9, first screw hole 12 has been seted up to first slider 10 near the lateral wall of first spout 9, first bolt 13 runs through first rectangular hole 11 and is connected with first screw hole 12 cooperatees, form and fix a position first slider 10 at the inside structure of first spout 9.
The top surface sliding connection of movable block 5 has locating plate 6, and second spout 14 has been seted up to the top surface of movable block 5 promptly, and the bottom surface welded fastening of locating plate 6 is connected with the gliding second slider 15 of cooperation with second spout 14, and second rectangular hole 16 has been seted up to the lateral wall of second spout 14, and second screw hole 17 has been seted up to the lateral wall that second slider 15 is close to second spout 14, and second bolt 18 runs through second rectangular hole 16 and is connected with second screw hole 17 cooperateing, forms the structure of fixing a position second slider 15 in second spout 14 inside.
Locating plate 6 and interior copper bar 2 of being qualified for the next round of competitions are connected through first insulation post 7 between, set up the slotted hole 31 of vertical setting on the locating plate 6 promptly, seted up first locating hole 19 on the copper bar 2 of being qualified for the next round of competitions in, first cylinder hole 20 has been seted up to first insulation post 7 is inside, first bolt 21 of holding tightly runs through first locating hole 19, first cylinder hole 20 and slotted hole 31, the first one end threaded connection who holds tightly bolt 21 and deviate from the nut has first nut 22. First flanges 23 are integrally arranged at two ends of the first insulation column 7, the first flanges 23 can be clamped in the first positioning holes 19 and the long round holes 31, namely the outer edge diameter of the first flanges 23 is matched with the transverse distance of the long round holes 31, and the first flanges 23 can be clamped in the long round holes 31. The first flange 23 is arranged to prevent the first holding bolt 21 from contacting the inner outgoing copper bar 2 and the positioning plate 6.
First insulating post 7 and first flange 23 play insulating effect among the first positioning mechanism, and first insulating post 7 is qualified for the next round of competitions copper bar 2 and folder 1 with interior moreover and is fixed a position, and first holding bolt 21 can promote the anti bending performance of first insulating post 7.
In the first positioning mechanism, the positioning plate 6 can move forward and backward and leftward and rightward, and the positioning plate 6 is provided with a long round hole corresponding to the first positioning hole 19, so that the first positioning hole 19 can be used for conveniently assembling the long round hole 31 on the upper positioning plate 6 no matter whether the inner outgoing copper bar 2 is deviated left, right, forward, backward, upward or downward when the inner outgoing copper bar 2 and the clamping piece 1 are positioned.
The second positioning mechanism comprises a second insulating column 8 connected between the outer outgoing copper bar 3 and the inner outgoing copper bar 2. The structure of the second insulating column 8 is as shown in fig. 6, a second positioning hole 25 is respectively formed in the outgoing copper bar 3 and the internal outgoing copper bar 2, a second cylindrical hole 26 is formed in the second insulating column 8, the second holding bolt 27 penetrates through the second positioning hole 25 in the outgoing copper bar 3, the second cylindrical hole 26 and the second positioning hole 25 in the internal outgoing copper bar 2, and a second nut 28 is connected to one end of the second holding bolt 27, which deviates from the nut, through a thread. And the two ends of the second insulating column 8 are integrally provided with second flanges 29 which are matched and clamped with the second positioning holes 25. Set up second flange 29, prevent that the second from holding bolt 27 tightly and going out line copper bar 3, the contact of interior copper bar 2 of being qualified for the next round of competitions, prevent to take place the short circuit between two copper bars.
The second insulating column 8 and the second flange 29 in the second positioning mechanism play an insulating role, so that short circuit between two copper bars cannot occur while the outlet copper bar connecting structure is stable. The second holding bolt 27 improves the bending resistance of the second insulating column 8, and the second insulating column 8 and the second nut 28 clamp the second insulating column 8 between the two copper bars, so that the stability of the transformer low-voltage outgoing line copper bar connecting structure is further improved.
Example two: in addition to the above embodiments, further, a first insulating pad 24 is disposed in the first positioning hole 19. The first insulating pad 24 is bonded in the first positioning hole 19 by an insulating adhesive. And second insulating gaskets 30 are arranged in the second positioning holes 25 on the outer outgoing copper bar 3 and the inner outgoing copper bar 2. The second insulating spacer 30 is adhered in the second positioning hole 25 by an insulating adhesive.
First insulating pad 24, second insulating pad 30 material are the same, can make for the rubber material, set up first insulating pad 24, second insulating pad 30 and have reduced the wearing and tearing of insulating post with copper bar butt department copper bar insulating layer, have improved transformer outlet copper bar connection structure's security.
Example three: on the basis of above-mentioned embodiment, further, first insulating post 7, 8 outer walls of second insulating post all wrap up the epoxy shell, and epoxy shell accessible insulating cement bonds at first insulating post 7, 8 outer walls of second insulating post, sets up the epoxy shell because its performance is outstanding, mechanical strength is high, heat-resisting and fire behaviour is good, receive the difficult fracture of cold and hot impact, has improved the mechanical properties of insulating post to the security of structure has been promoted.
The outer surface of the epoxy resin shell is coated with the hydrophobic coating, when the environment is humid, water drops condensed on the surface of the epoxy resin shell can quickly fall off and leave the surface of the epoxy resin shell, the surface of the epoxy resin shell is kept dry, the condition that the epoxy resin shell generates electric arcs due to the humidity is reduced, and the safety of the structure is improved.
While the present invention has been particularly shown and described with reference to the preferred embodiments thereof, and many methods and approaches to the practice thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.
Claims (10)
1. The positioning device for the outgoing copper bar of the low-voltage coil of the transformer comprises a clamping piece (1) arranged on the transformer, and is characterized by further comprising a first positioning mechanism between an internal outgoing copper bar (2) and the clamping piece (1) and a second positioning mechanism between an external outgoing copper bar (3) and the internal outgoing copper bar (2);
the first positioning mechanism comprises a fixed block (4) connected to the clamping piece (1), the top surface of the fixed block (4) is connected with a moving block (5) in a sliding mode, the top surface of the moving block (5) is connected with a positioning plate (6) in a sliding mode, and the positioning plate (6) is connected with the inner outgoing line copper bar (2) through a first insulating column (7);
the second positioning mechanism comprises a second insulating column (8) connected between the outer outgoing copper bar (3) and the inner outgoing copper bar (2).
2. The transformer low-voltage coil outgoing copper bar positioning device as claimed in claim 1, wherein a first sliding groove (9) is formed in a top surface of the fixed block (4), a first sliding block (10) which is matched with the first sliding groove (9) to slide is fixedly connected to a bottom surface of the moving block (5), a first long hole (11) is formed in a side wall of the first sliding groove (9), a first threaded hole (12) is formed in a side wall, close to the first sliding groove (9), of the first sliding block (10), and a first bolt (13) penetrates through the first long hole (11) and is matched and connected with the first threaded hole (12) to form a structure for positioning the first sliding block (10) inside the first sliding groove (9).
3. The transformer low-voltage coil outgoing copper bar positioning device as claimed in claim 2, wherein a second sliding groove (14) is formed in a top surface of the moving block (5), a second sliding block (15) which is matched with the second sliding groove (14) to slide is fixedly connected to a bottom surface of the positioning plate (6), a second long hole (16) is formed in a side wall of the second sliding groove (14), a second threaded hole (17) is formed in a side wall, close to the second sliding groove (14), of the second sliding block (15), and a second bolt (18) penetrates through the second long hole (16) and is matched and connected with the second threaded hole (17) to form a structure for positioning the second sliding block (15) inside the second sliding groove (14).
4. The transformer low-voltage coil outgoing copper bar positioning device according to claim 1, wherein a vertically arranged long circular hole (31) is formed in the positioning plate (6), a first positioning hole (19) is formed in the inner outgoing copper bar (2), a first cylindrical hole (20) is formed in the first insulating column (7), a first holding bolt (21) penetrates through the first positioning hole (19), the first cylindrical hole (20) and the long circular hole (31), and a first nut (22) is connected to one end, away from a nut, of the first holding bolt (21) in a threaded manner.
5. The transformer low-voltage coil outgoing copper bar positioning device as claimed in claim 4, wherein a first flange (23) is integrally arranged at each end of the first insulating column (7), and the first flange (23) can be clamped in the first positioning hole (19) and the long circular hole (31).
6. The transformer low-voltage coil outlet copper bar positioning device as claimed in claim 5, wherein a first insulating gasket (24) is arranged in the first positioning hole (19).
7. The positioning device for the copper bar outgoing lines of the low-voltage coil of the transformer as claimed in claim 1, wherein a second positioning hole (25) is formed in each of the copper bar outgoing lines (3) and the copper bar outgoing lines (2), a second cylindrical hole (26) is formed in the second insulating column (8), a second holding bolt (27) penetrates through the second positioning hole (25) in the copper bar outgoing lines (3), the second cylindrical hole (26) and the second positioning hole (25) in the copper bar outgoing lines (2), and a second nut (28) is connected to one end, away from the nut, of the second holding bolt (27) through a thread.
8. The transformer low-voltage coil outlet copper bar positioning device as claimed in claim 7, wherein a second flange (29) matched and clamped with the second positioning hole (25) is integrally arranged at both ends of the second insulating column (8).
9. The positioning device for the copper outlet bars of the low-voltage coils of the transformer as claimed in claim 8, wherein a second insulating gasket (30) is disposed in the second positioning holes (25) of the copper outlet bars (3) and the copper outlet bars (2).
10. The positioning device for the copper bar outgoing line of the low-voltage coil of the transformer as claimed in claim 1, wherein the outer walls of the first insulating column (7) and the second insulating column (8) are coated with an epoxy resin casing, and the outer surface of the epoxy resin casing is coated with a hydrophobic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222884253.2U CN218730315U (en) | 2022-10-31 | 2022-10-31 | Transformer low-voltage coil outlet copper bar positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222884253.2U CN218730315U (en) | 2022-10-31 | 2022-10-31 | Transformer low-voltage coil outlet copper bar positioning device |
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| Publication Number | Publication Date |
|---|---|
| CN218730315U true CN218730315U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222884253.2U Active CN218730315U (en) | 2022-10-31 | 2022-10-31 | Transformer low-voltage coil outlet copper bar positioning device |
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| Country | Link |
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| CN (1) | CN218730315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117524676A (en) * | 2023-11-21 | 2024-02-06 | 南通卓尔机电有限公司 | Conductive copper bar device of intermediate frequency machine transformer |
-
2022
- 2022-10-31 CN CN202222884253.2U patent/CN218730315U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117524676A (en) * | 2023-11-21 | 2024-02-06 | 南通卓尔机电有限公司 | Conductive copper bar device of intermediate frequency machine transformer |
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