CN-122025377-A - Adjustable fixed knot of gentle straight transformer valve side equalizing pipe constructs

Abstract

The invention discloses an adjustable fixing structure of a flexible direct-current transformer valve side pressure equalizing pipe, which relates to the technical field of flexible direct-current transformer equipment, and comprises a vertical bar, a pressure equalizing pipe and a pressure equalizing pipe, wherein the vertical bar is arranged on a support; the device comprises a vertical rod, a wire fixing clamp, an adjusting mechanism, a wedge-shaped cushion block and a valve-equalizing side pressure pipe body, wherein the wire fixing clamp is arranged on the vertical rod, the wire fixing clamp is arranged in pairs, the adjusting mechanism is arranged on the vertical rod and corresponds to the wire fixing clamp, the adjusting mechanism comprises an inclined wire clamp, a slotted wire clamp and the wedge-shaped cushion block which are stacked in sequence, the inclined wire clamp is positioned on one side of the corresponding wire fixing clamp far away from the other wire fixing clamp and is fixedly clamped with the vertical rod, the wedge-shaped cushion block is abutted with the wire fixing clamp, the wedge-shaped cushion block is used for adjusting the distance between the two wire fixing clamps, the adjustable fixing structure ensures that the axial lead position of the wire fixing clamp is consistent with the target axial lead position of the valve-equalizing side pressure pipe body, the tolerance of the valve-equalizing side pressure pipe body in high manufacturing is solved, and finally the consistency of the valve-equalizing side pressure pipe body and the sleeve trend is ensured.

Inventors

• LI BIN
• ZHAO CUI
• ZHANG YUANYUAN
• SHI WENJING
• WANG YANG
• XU YANYAN
• ZHANG YUE
• SU YE
• PAN BIN
• ZHAI JING
• XU SHICHAO
• FAN BIN
• LIU PENG
• LAN HONGSHUN
• ZHAO WENXIANG
• WANG QINGPU
• LIU YING
• DI XIAODAN
• GONG GENPAN
• WANG HAILEI
• PING TENGZHI

Assignees

• 保定天威保变电气股份有限公司

Dates

Publication Date

20260512

Application Date

20260108

Claims (10)

1. 1. Adjustable fixed knot of gentle straight transformer valve side equalizing pipe constructs, its characterized in that includes: A vertical bar (5) mounted on the support (7); The wire fixing clamps (1) are arranged on the vertical bars (5), the wire fixing clamps (1) are arranged in pairs, and the wire fixing clamps (1) arranged in pairs are used for clamping and fixing the valve side equalizing pipe body; The adjusting mechanism is arranged on the vertical bar (5) and corresponds to the wire fixing clamp (1), the adjusting mechanism comprises an inclined wire clamp (3), a slotted wire clamp (2) and a wedge-shaped cushion block (4), the inclined wire clamp (3) is located at one side, away from the other wire fixing clamp (1), of the corresponding wire fixing clamp (1) and is fixedly clamped with the vertical bar (5), the wedge-shaped cushion block (4) and the slotted wire clamp (2) are arranged between the wire fixing clamp (1) and the inclined wire clamp (3), the slotted wire clamp (2) is located between the wedge-shaped cushion block (4) and the inclined wire clamp (3), and the wedge-shaped cushion block (4) is used for adjusting the distance between the corresponding wire fixing clamp (1) and the other wire fixing clamp (1).
2. 2. The adjustable fixing structure of the flexible straight transformer valve side equalizing pipe according to claim 1, wherein the vertical bar (5) is provided with a moving groove (52), the inclined wire clamp (3), the slotted wire clamp (2) and the wedge-shaped cushion block (4) are respectively arranged in the moving groove (52), the inclined wire clamp (3) is fixed on the vertical bar (5) in a pin joint mode, and the slotted wire clamp (2) and the wedge-shaped cushion block (4) are respectively in sliding fit with the vertical bar (5) through the moving groove (52).
3. 3. The adjustable fixing structure of the pressure equalizing tube on the valve side of the flexible straight transformer according to claim 2, wherein the wire fixing clamp (1) is provided with a clamping part (11) and a sliding connection part (12), the clamping part (11) is provided with a circular arc structure, the sliding connection part (12) is fixedly arranged on the side part of the clamping part (11), the vertical bar (5) is provided with a sliding groove (51), the sliding connection part (12) is in sliding connection with the vertical bar (5) through the sliding groove (51), one end of the wedge-shaped cushion block (4) far away from the slotted wire clamp (2) is in friction abutting connection with the sliding connection part (12), and the sliding direction of the sliding connection part (12) and the sliding groove (51) is consistent with the opposite moving direction of the two wire fixing clamps (1).
4. 4. The adjustable fixing structure of the valve side equalizing pipe of the flexible direct-current transformer according to claim 3, wherein a stop block (41) is fixedly installed on the vertical bar (5), the stop block (41) is correspondingly arranged with the wedge-shaped cushion block (4), and the stop block (41) is abutted with the locking end of the wedge-shaped cushion block (4).
5. 5. A flexible straight transformer valve side equalizing tube adjustable fixing structure according to claim 3, characterized in that the inclined wire clamp (3) has a first wedge surface, the wedge-shaped cushion block (4) has a second wedge surface, the slotted wire clamp (2) has a first sliding contact surface and a second sliding contact surface, the inclined wire clamp (3) is in sliding contact with the first sliding contact surface of the slotted wire clamp (2) through the first wedge surface, the wedge-shaped cushion block (4) is in sliding contact with the second sliding contact surface of the slotted wire clamp (2) through the second wedge surface, and the wide end of the wedge-shaped cushion block (4) is a locking end.
6. 6. The adjustable fixing structure of the valve side equalizing tube of the flexible straight transformer according to claim 5, wherein the pair of limiting parts (21) are fixedly arranged on the first sliding contact surface of the slotted wire clamp (2), and the pair of limiting parts (21) are positioned on two sides of the inclined wire clamp (3).
7. 7. The adjustable fixing structure for the valve side pressure equalizing pipe of the flexible straight transformer according to claim 6, wherein said wire fixing clip (1) comprises a plurality of clamping plates, and a plurality of said clamping plates are stacked along the axial line direction of the valve side pressure equalizing pipe body.
8. 8. The adjustable fixing structure of the valve side equalizing pipe of the flexible straight transformer according to claim 7, wherein locking blocks (6) are fixedly arranged on the front side and the rear side of the clamping plate respectively along the axial line direction of the valve side equalizing pipe body.
9. 9. The adjustable fixing structure of the flexible straight transformer valve side equalizing tube according to claim 6, wherein the vertical bars (5) are arranged in pairs, the vertical bars (5) arranged in pairs are symmetrically distributed on two axial sides of the wire fixing clamp (1), sliding connection parts (12) are symmetrically arranged at two ends of the clamping part (11) of the wire fixing clamp (1), and the wedge-shaped cushion block (4) is correspondingly arranged with the sliding connection parts (12).
10. 10. The adjustable fixing structure of the valve side equalizing tube of the flexible straight transformer according to claim 9, wherein the lower ends of the vertical bars (5) arranged in pairs are respectively hinged to the support (7), a cross bar (8) is further arranged between the vertical bars (5) arranged in pairs, two ends of the cross bar (8) are respectively fixedly connected with the corresponding vertical bars (5), and the cross bar (8) is located on one side, far away from the support (7), of the wire fixing clamp (1).

Description

Adjustable fixed knot of gentle straight transformer valve side equalizing pipe constructs Technical Field The invention belongs to the technical field of flexible direct current transformer equipment, and particularly relates to an adjustable fixing structure of a valve side equalizing tube of a flexible direct current transformer. Background The flexible direct current transmission is important equipment for constructing the intelligent power grid, and compared with the traditional mode, the flexible direct current transmission has strong technical advantages in the aspects of island power supply, capacity-increasing transformation of an urban power distribution network, interconnection of alternating current systems, large-scale wind power plant grid connection and the like, and is strategic selection for changing the development pattern of the large power grid. Along with the continuous development of flexible direct current transmission engineering, the demand of the flexible direct current transformer as a main device of a convertor station is also continuously increased. The working current of the high-capacity flexible-direct-current transformer is relatively large, so that a large passing current can be generated from the connecting lead of the flexible-direct-current transformer winding to the sleeve, and in order to ensure the safety of the internal magnetic field of the flexible-direct-current transformer, the high-current lead is connected to the sleeve and needs to be stored in the equalizing tube to shield the magnetic field. Because the flexible-straight transformer is designed to be more and more complex, the pressure equalizing pipe must be consistent with the trend of the sleeve, and the pressure equalizing pipe needs to ensure the accuracy of fixed angle and direction after being installed. But assembly problems are caused by the accumulation of multiple tolerances during actual production assembly. Disclosure of Invention The invention aims to solve the problems and provide the adjustable fixing structure of the flexible straight transformer valve side equalizing pipe, which has a simple structure and reasonable design. The invention realizes the above purpose through the following technical scheme: an adjustable fixed structure of a flexible straight transformer valve side equalizing tube, comprising: A vertical bar mounted on the support; The wire fixing clamps are arranged on the vertical bars, are arranged in pairs, and are used for clamping and fixing the valve side equalizing pipe body; The adjusting mechanism is arranged on the vertical bar and corresponds to the wire fixing clamp, the adjusting mechanism comprises an inclined wire clamp, a slotted wire clamp and a wedge-shaped cushion block, the inclined wire clamp is located at one side, away from the other wire fixing clamp, of the corresponding wire fixing clamp and is fixedly clamped with the vertical bar, the wedge-shaped cushion block and the slotted wire clamp are arranged between the wire fixing clamp and the inclined wire clamp, the slotted wire clamp is located between the wedge-shaped cushion block and the inclined wire clamp, and the wedge-shaped cushion block is used for adjusting the distance between the corresponding wire fixing clamp and the other wire fixing clamp. As a further optimization scheme of the invention, a moving groove is formed in the vertical rod, the inclined wire clamp, the slotted wire clamp and the wedge-shaped cushion block are respectively arranged in the moving groove, the inclined wire clamp is fixedly connected to the vertical rod in a pin joint mode, and the slotted wire clamp and the wedge-shaped cushion block are respectively in sliding fit with the vertical rod through the moving groove. As a further optimization scheme of the invention, the wire fixing clamp is provided with the clamping part and the sliding connection part, the clamping part is provided with the circular arc structure, the sliding connection part is fixedly arranged at the side part of the clamping part, the vertical bar is provided with the sliding groove, the sliding connection part is in sliding connection with the vertical bar through the sliding groove, one end of the wedge-shaped cushion block, which is far away from the slotted wire clamp, is in friction contact with the sliding connection part, and the sliding direction of the sliding connection part and the sliding groove is consistent with the opposite moving direction of the two wire fixing clamps. As a further optimization scheme of the invention, the vertical bar is fixedly provided with the stop block, the stop block is correspondingly arranged with the wedge-shaped cushion block, and the stop block is abutted with the locking end of the wedge-shaped cushion block. As a further optimization scheme of the invention, the inclined wire clamp is provided with a first wedge surface, the wedge-shaped cushion block is provided with a second wedge surface, the