CN214797052U - High-voltage lead connecting structure of 12-pulse rectifier transformer for shield machine - Google Patents
High-voltage lead connecting structure of 12-pulse rectifier transformer for shield machine Download PDFInfo
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- CN214797052U CN214797052U CN202120689691.6U CN202120689691U CN214797052U CN 214797052 U CN214797052 U CN 214797052U CN 202120689691 U CN202120689691 U CN 202120689691U CN 214797052 U CN214797052 U CN 214797052U
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Abstract
The utility model discloses a shield constructs machine 12 pulse wave rectifier transformer's high-pressure pin connection structure belongs to transformer equipment technical field, include: a low voltage winding; the three high-voltage windings are arranged on the low-voltage winding at equal intervals, the first high-voltage winding is provided with an X1 terminal, an A1 terminal and an X2 terminal which are longitudinally distributed, the second high-voltage winding is provided with a Y1 terminal, a B1 terminal and a Y2 terminal which are longitudinally distributed, and the third high-voltage winding is provided with a Z1 terminal, a C1 terminal and a Z2 terminal which are longitudinally distributed; the channel-section steel, the channel-section steel is provided with two sets ofly, and two sets of channel-section steels set up respectively in low voltage winding's front and back both sides, and every group channel-section steel all is provided with two, and two channel-section steels are located high voltage winding's upper and lower both sides respectively. The utility model discloses it is mixed and disorderly, unreasonable to aim at solving 12 pulse wave dry-type rectifier transformer high-voltage lead's among the prior art wiring, causes the great technical problem of occupation space.
Description
Technical Field
The utility model relates to a transformer equipment technical field, more specifically say, relate to a shield constructs machine 12 pulse wave rectifier transformer's high-pressure pin connection structure.
Background
The shield machine is called tunnel boring machine, is a professional engineering device for tunneling, and after the twenty-first century, along with the rapid development of national economy and technology, more and more cities in China begin to have the qualification of building subways, China gradually becomes the largest market for rail traffic construction, wide platforms and spaces are provided for the application and development of shield technology, besides rail traffic, the shield machine has extremely wide application in the aspects of river crossing roads, gas transmission, municipal drainage, tunnels and the like, and the shield machine plays an indispensable role in future social economy construction, urban traffic planning and the like,
The shield machine is generally powered on at 10kV, so a transformer is required to be arranged for voltage reduction, most of the industrial rectifying direct-current power supply is obtained by an alternating-current power grid through rectifying equipment consisting of a rectifying transformer and a rectifier, most of the transformers used by the shield machine are the rectifying transformers, and the 12-pulse dry rectifying transformer is the first choice of the transformer for the shield machine due to the advantages of stable electrical performance, high dynamic stability, good thermal stability, strong overload capacity, excellent performance index and the like, and the space occupied by the power supply system in the shield machine is very compact, the space reserved for the transformer is only the size of one box body, the space of the box body is also very limited, and the wiring of the high-voltage lead of the 12-pulse dry rectifying transformer in the prior art is disordered and unreasonable, so that the occupied space is larger.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a shield constructs machine 12 pulse wave rectifier transformer's high-voltage lead connection structure. The utility model discloses it is mixed and disorderly, unreasonable to aim at solving 12 pulse wave dry-type rectifier transformer high-voltage lead's among the prior art wiring, causes the great technical problem of occupation space.
2. Technical scheme
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides a shield constructs high-voltage lead connection structure of machine 12 pulse wave rectifier transformer, includes:
a low voltage winding;
the high-voltage winding is provided with three high-voltage windings, the three high-voltage windings are equidistantly arranged on the low-voltage winding, the first high-voltage winding is provided with an X1 terminal, an A1 terminal and an X2 terminal which are longitudinally distributed, the second high-voltage winding is provided with a Y1 terminal, a B1 terminal and a Y2 terminal which are longitudinally distributed, and the third high-voltage winding is provided with a Z1 terminal, a C1 terminal and a Z2 terminal which are longitudinally distributed;
the two groups of channel steel are arranged on the front side and the rear side of the low-voltage winding respectively, two channel steel are arranged in each group, and the two channel steel are located on the upper side and the lower side of the high-voltage winding respectively;
the three wiring insulators are transversely arranged in one channel steel and sequentially comprise a wiring insulator A, a wiring insulator B and a wiring insulator C, wherein wiring ends of the wiring insulator A and A1 are connected through a fourth lead, a wiring end of A1 is connected with a wiring end of Z2 through a fifth lead, a wiring end of Z2 is connected with a wiring end of Z1 through a third lead, a wiring end of the wiring insulator B is connected with a wiring end of X1 through a first lead, and a wiring end of the wiring insulator B is connected with a wiring end of Y1 through a second lead; and
and the connecting mechanisms are arranged in two groups, and each group of connecting mechanisms are arranged between every two adjacent high-voltage windings. The utility model discloses it is mixed and disorderly, unreasonable to aim at solving 12 pulse wave dry-type rectifier transformer high-voltage lead's among the prior art wiring, causes the great technical problem of occupation space.
As an optimized scheme of the utility model, every group coupling mechanism all includes supporting insulator and extension board, supporting insulator sets up between two adjacent high-voltage winding's bottom, the extension board sets up between supporting insulator's bottom and one of them channel-section steel top.
As an optimal scheme of the utility model, still including setting up in two supports of low pressure winding bottom.
As a preferred scheme of the utility model, X1 wiring end, A1 wiring end and X2 wiring end vertical equidistance distribute.
As a preferable scheme of the utility model, the Y1 wiring end, B1 wiring end and Y2 wiring end are vertical equidistance distribution.
As a preferable scheme of the utility model, the terminal of Z1, C1 wiring and the terminal of Z2 vertical equidistance distribution.
As a preferred scheme of the utility model, the low voltage winding is horizontal "day" type.
As an optimized scheme of the utility model, first lead wire, second lead wire, third lead wire, fourth lead wire and fifth lead wire all adopt the solid bar copper of diameter for 10 mm.
As an optimized scheme of the utility model, third lead wire, fourth lead wire and fifth lead wire adopt the side mode of bending.
As an optimized proposal of the utility model, the section of the channel steel is C-shaped.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) the utility model discloses well wiring insulator A passes through fourth pin connection with A1 wiring end, A1 wiring end passes through fifth pin connection with Z2 wiring end, Z2 wiring end passes through third pin connection with Z1 wiring end, wiring insulator B passes through first pin connection with X1 wiring end, wiring insulator B passes through the second pin connection with Y1 wiring end, and it has adopted simple reasonable connected mode, realizes having the wiring of a little disorder, and is rationally distributed, the more traditional mode of connection of above-mentioned mode of connection, first lead wire, second lead wire, third lead wire, fourth lead wire and fifth lead wire are showing to the central distance and are reducing, effectively practice thrift the space then.
(2) The utility model discloses well first lead wire, second lead wire, third lead wire, fourth lead wire and fifth lead wire adopt the diameter to replace traditional copper tubing for 10 mm's solid bar copper, compare original copper tubing, electric conductive property is better.
(3) The utility model discloses well third lead wire, fourth lead wire and fifth lead wire adopt the side mode of bending.
(4) The utility model discloses a coupling mechanism realizes the connection between two adjacent high voltage winding, the final effect that realizes more firmly behind the wiring.
(5) The utility model discloses a steadiness that low voltage winding placed has been improved in the setting of support.
Drawings
Fig. 1 is a schematic structural view of a high-voltage lead connection structure of a 12-pulse rectifier transformer for a shield tunneling machine according to the present invention;
fig. 2 is the utility model relates to a shield constructs the structure sketch map of low-voltage winding department in machine 12 pulse wave rectifier transformer's high-voltage lead connection structure.
The reference numbers in the figures illustrate:
1. a first lead; 2. a second lead; 3. a third lead; 4. a fourth lead; 5. a fifth lead; 6. channel steel; 7. a high voltage winding; 8. a support; 9. a low voltage winding; 10. a wiring insulator; 11. a support insulator; 12. and (4) a support plate.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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.
Example (b):
referring to fig. 1-2, a high-voltage lead connection structure of a 12-pulse rectifier transformer for a shield machine includes:
the low-voltage winding 9 is in a transverse 'sun' shape, and two supports 8 are fixedly arranged at the bottom of the low-voltage winding 9 so as to realize more stable placement of the low-voltage winding 9;
the three high-voltage windings 7 are arranged, the three high-voltage windings 7 are sleeved on the low-voltage winding 9 at equal intervals, the first high-voltage winding 7 is provided with X1 terminals, A1 terminals and X2 terminals which are longitudinally and equidistantly distributed, the second high-voltage winding 7 is provided with Y1 terminals, B1 terminals and Y2 terminals which are longitudinally and equidistantly distributed, and the third high-voltage winding 7 is provided with Z1 terminals, C1 terminals and Z2 terminals which are longitudinally and equidistantly distributed;
the section of each channel steel 6 is C-shaped, two groups of channel steels 6 are arranged, the two groups of channel steels 6 are respectively and fixedly arranged on the front side and the rear side of a low-voltage winding 9, two channel steels 6 are arranged in each group, the two channel steels 6 are respectively positioned on the upper side and the lower side of a high-voltage winding 7, the channel steels 6 are necessary, and the channel steels 6 are used for mounting wiring insulators 10;
the three wiring insulators 10 are three wiring insulators 10, the three wiring insulators 10 are transversely arranged in a channel steel 6 positioned above the front side and sequentially comprise a wiring insulator A, a wiring insulator B and a wiring insulator C, wherein the wiring insulator A is connected with a terminal A1 through a fourth lead 4, a terminal A1 is connected with a terminal Z2 through a fifth lead 5, a terminal Z2 is connected with a terminal Z1 through a third lead 3, a terminal B is connected with a terminal X1 through a first lead 1, the terminal B is connected with a terminal Y1 through a second lead 2, the wiring insulator 10 can be installed on any inner surface wall of the channel steel 6, the wiring insulator A is connected with a terminal A1 through the fourth lead 4, the terminal A1 is connected with a terminal Z2 through the fifth lead 5, the terminal Z2 is connected with a terminal Z1 through the third lead 3, and the terminal B is connected with the terminal X1 through the first lead 1, the wiring insulator B is connected with the wiring end of the Y1 through the second lead 2, a simple and reasonable connection mode is adopted, orderly wiring is achieved, the layout is reasonable, compared with a traditional wiring mode, the distances from the first lead 1, the second lead 2, the third lead 3, the fourth lead 4 and the fifth lead 5 to the center are obviously reduced, and therefore the space is effectively saved;
coupling mechanism, coupling mechanism are provided with two sets ofly, and every coupling mechanism of group all sets up between every two adjacent high voltage winding 7, and is specific: each group of connecting mechanisms comprises a supporting insulator 11 and a supporting plate 12, the supporting insulator 11 is fixedly arranged between the bottoms of the two adjacent high-voltage windings 7, the supporting plate 12 is fixedly arranged between the bottom of the supporting insulator 11 and the top of one channel steel 6, the connecting mechanisms realize the connection between the two adjacent high-voltage windings 7, and finally, the effect of firmer connection after the connection is realized;
the first lead 1, the second lead 2, the third lead 3, the fourth lead 4 and the fifth lead 5 are all solid copper rods with the diameter of 10mm, wherein the third lead 3, the fourth lead 4 and the fifth lead 5 are bent from the side surface, and the solid copper rods with the diameter of 10mm are adopted to replace the traditional copper tube, so that the conductivity is better compared with the original copper tube.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (10)
1. The utility model provides a shield constructs machine 12 pulse wave rectifier transformer's high-pressure pin connection structure which characterized in that includes:
a low voltage winding (9);
the three high-voltage windings (7) are arranged, the three high-voltage windings (7) are equidistantly arranged on the low-voltage winding (9), the first high-voltage winding (7) is provided with an X1 terminal, an A1 terminal and an X2 terminal which are longitudinally distributed, the second high-voltage winding (7) is provided with a Y1 terminal, a B1 terminal and a Y2 terminal which are longitudinally distributed, and the third high-voltage winding (7) is provided with a Z1 terminal, a C1 terminal and a Z2 terminal which are longitudinally distributed;
the two groups of channel steel (6) are arranged, the two groups of channel steel (6) are respectively arranged on the front side and the rear side of the low-voltage winding (9), two channel steel (6) are arranged in each group, and the two channel steel (6) are respectively positioned on the upper side and the lower side of the high-voltage winding (7);
the three wiring insulators (10) are arranged, the three wiring insulators (10) are transversely arranged in one channel steel (6) and are a wiring insulator A, a wiring insulator B and a wiring insulator C in sequence, the wiring insulator A is connected with a wiring end A1 through a fourth lead (4), the wiring end A1 is connected with a wiring end Z2 through a fifth lead (5), the wiring end Z2 is connected with the wiring end Z1 through a third lead (3), the wiring insulator B is connected with a wiring end X1 through a first lead (1), and the wiring insulator B is connected with the wiring end Y1 through a second lead (2); and
and the connecting mechanisms are arranged in two groups, and each group of connecting mechanisms is arranged between every two adjacent high-voltage windings (7).
2. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 1, wherein each group of the connection mechanisms comprises a support insulator (11) and a support plate (12), the support insulator (11) is disposed between bottoms of two adjacent high-voltage windings (7), and the support plate (12) is disposed between the bottom of the support insulator (11) and the top of one of the channel steels (6).
3. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 2, further comprising two brackets (8) disposed at the bottom of the low-voltage winding (9).
4. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 1, wherein the X1 terminal, the A1 terminal and the X2 terminal are longitudinally and equidistantly distributed.
5. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 4, wherein the Y1 terminal, the B1 terminal and the Y2 terminal are longitudinally and equidistantly distributed.
6. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 5, wherein the Z1 terminal, the C1 terminal and the Z2 terminal are longitudinally and equidistantly distributed.
7. The high-voltage lead connection structure of a 12-pulse rectifier transformer for a shield tunneling machine according to claim 6, wherein the low-voltage winding (9) is in a transverse "sun" shape.
8. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 7, wherein the first lead (1), the second lead (2), the third lead (3), the fourth lead (4) and the fifth lead (5) are all solid copper rods with a diameter of 10 mm.
9. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 8, wherein the third lead (3), the fourth lead (4) and the fifth lead (5) are bent at the side.
10. The high-voltage lead connection structure of the 12-pulse rectifier transformer for the shield tunneling machine according to claim 9, wherein the cross section of the channel steel (6) is "C" shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120689691.6U CN214797052U (en) | 2021-04-06 | 2021-04-06 | High-voltage lead connecting structure of 12-pulse rectifier transformer for shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120689691.6U CN214797052U (en) | 2021-04-06 | 2021-04-06 | High-voltage lead connecting structure of 12-pulse rectifier transformer for shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214797052U true CN214797052U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120689691.6U Active CN214797052U (en) | 2021-04-06 | 2021-04-06 | High-voltage lead connecting structure of 12-pulse rectifier transformer for shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214797052U (en) |
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2021
- 2021-04-06 CN CN202120689691.6U patent/CN214797052U/en active Active
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