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CN-224218015-U - Span support device of system cable bridge for thermal power plant

CN224218015UCN 224218015 UCN224218015 UCN 224218015UCN-224218015-U

Abstract

The utility model discloses a span support device of a system cable bridge for a thermal power plant, which comprises a mounting seat, wherein a supporting rod is arranged on the inner side of the mounting seat, an adjusting screw rod is arranged on the inner side of the mounting seat and is in threaded connection with the supporting rod, the bottom end of the mounting seat is connected with a servo motor, the output end of the servo motor is connected with the adjusting screw rod, the servo motor drives the adjusting screw rod to rotate so as to adjust the height of the supporting rod up and down, the upper surface of the supporting rod is connected with a plurality of damping shock absorbers, and the top end of each damping shock absorber is connected with a damping supporting plate. The damping shock absorber is arranged on the supporting rod, the damping supporting plate is arranged on the damping shock absorber, the cable bridge can be supported through the damping supporting plate, vibration suffered by the cable bridge can be buffered by the damping shock absorber, the problem that the cable bridge is unstable in use under a high vibration environment of a thermal power plant is avoided, and meanwhile, the rubber buffer pad is arranged on one surface of the mounting seat, which is attached to the wall surface.

Inventors

  • LIANG LIPING
  • HUO RUIQIN
  • CUI SHUAI
  • Zi Jiashuai
  • SA PENGGANG
  • LI RUI

Assignees

  • 陕西北元化工集团股份有限公司

Dates

Publication Date
20260508
Application Date
20250515

Claims (10)

  1. 1. The span support device of the system cable bridge for the thermal power plant comprises a mounting seat (1) and is characterized in that a supporting rod (2) is arranged on the inner side of the mounting seat (1), an adjusting screw (3) is arranged on the inner side of the mounting seat (1), the adjusting screw (3) is connected with the supporting rod (2) in a threaded mode, a servo motor (4) is connected to the bottom end of the mounting seat (1), the output end of the servo motor (4) is connected with the adjusting screw (3), the servo motor (4) drives the adjusting screw (3) to rotate to vertically adjust the height of the supporting rod (2), a plurality of damping shock absorbers (5) are connected to the upper surface of the supporting rod (2), and damping supporting plates (6) are connected to the top ends of the damping shock absorbers (5).
  2. 2. The span support device of the system cable bridge for the thermal power plant according to claim 1, wherein the inner side of the installation seat (1) is provided with a guide groove (11) from top to bottom, the top end and the bottom end of the guide groove (11) are provided with first bearings (12), the back of the installation seat (1) is provided with a rubber buffer pad (15), two sides of the installation seat (1) are symmetrically provided with fixing edges (13), and the fixing edges (13) are provided with a plurality of fixing holes (14).
  3. 3. The span length supporting device of the system cable bridge frame for the thermal power plant according to claim 2, wherein one end of the bearing rod (2) facing the guide groove (11) is provided with a connecting block (21), the connecting block (21) is inserted into the guide groove (11), and the middle part of the connecting block (21) is provided with a first threaded hole (22).
  4. 4. A span length supporting device of a system cable bridge for a thermal power plant according to claim 3, wherein the top end and the bottom end of the adjusting screw (3) are respectively provided with a connecting shaft (31), the connecting shafts (31) are in interference connection with the first bearing (12), the adjusting screw (3) is in threaded connection with the first threaded hole (22), and the bottom end of the adjusting screw (3) is provided with a driving slot (32).
  5. 5. The span support device of the system cable bridge for the thermal power plant according to claim 4, wherein a driving inserting shaft (41) is arranged at the top end of the servo motor (4), the driving inserting shaft (41) is inserted into the inner side of the driving inserting groove (32), a connecting wire (44) is arranged on the bottom surface of the servo motor (4), a connecting plug (45) is arranged at the end of the connecting wire (44), a plurality of mounting feet (42) are arranged at one end, attached to the mounting seat (1), of the servo motor (4), a plurality of mounting holes (43) are formed in the mounting feet (42), and the servo motor (4) penetrates through the mounting holes (43) through bolts to be fixed at the bottom end of the mounting seat (1).
  6. 6. The span length supporting device of the system cable bridge for the thermal power plant according to claim 1, wherein a stud (51) is arranged at the top end of the damping shock absorber (5), a fixed disc (52) is arranged at the bottom end of the damping shock absorber (5), a plurality of through holes (53) are uniformly formed in the edge of the fixed disc (52), and the damping shock absorber (5) is fixed on the supporting rod (2) through the through holes (53) by bolts.
  7. 7. The span length supporting device of the system cable bridge for the thermal power plant according to claim 6, wherein the bottom end of the damping supporting plate (6) is provided with a thread groove (63), and the thread groove (63) is in threaded connection with the stud (51).
  8. 8. The span length supporting device of a system cable bridge frame for a thermal power plant according to any one of claims 1-7, further comprising a supporting rod (7) and a pressing component (8), wherein one end of the damping supporting plate (6) is provided with a jack (61), the bottom end of the supporting rod (7) is inserted into the jack (61), the jack (61) is aligned with the end of the supporting rod (7) and provided with a jackscrew (62), the jackscrew (62) is abutted to the supporting rod (7), and the pressing component (8) is installed at the top end of the supporting rod (7).
  9. 9. The span length supporting device of the system cable bridge for the thermal power plant according to claim 8, wherein the supporting rod (7) is L-shaped, and the top end of the supporting rod (7) is provided with a second threaded hole (71).
  10. 10. The span length supporting device of a system cable bridge for a thermal power plant according to claim 9, wherein the compressing assembly (8) comprises a compressing screw (81) and a pressing plate (82), the compressing screw (81) is connected with the second threaded hole (71) in a threaded mode, a rotating handle (812) is arranged at the top end of the compressing screw (81), a transfer shaft (811) is arranged at the bottom end of the compressing screw (81), an adapter (821) is arranged on the upper surface of the pressing plate (82), a second bearing (822) is arranged in the middle of the adapter (821), and the second bearing (822) is connected with the transfer shaft (811) in a threaded mode.

Description

Span support device of system cable bridge for thermal power plant Technical Field The utility model relates to the technical field of cable bridge support devices, in particular to a span support device of a system cable bridge for a thermal power plant. Background In the electric power system of the thermal power plant, the cable bridge bears the important tasks of laying and supporting a large number of cables, and the span of some cable bridges is relatively large, so that the bearing capacity of the cable bridge cannot effectively support the cables, therefore, a span support device is required to be installed to support the cable bridge, so that the deformation, vibration or sagging of the structure under the action of dead weight, load or external environment is reduced, the overall stability and reliability are improved, and the stability and reliability of the span support device directly influence the safe operation of the cables and the normal production of the whole thermal power plant. The internal environment of the thermal power plant is complex, and severe working conditions such as high temperature, high vibration, more dust and the like exist. The existing cable bridge span supporting device for the system of the thermal power plant mostly adopts a simple rigid bracket structure, and the supporting points are usually in a fixed connection mode. According to the structure, under a long-term high-temperature environment, the supporting component is easy to expand with heat and contract with cold, so that the supporting structure is loose, and further the sagging phenomenon of the cable bridge frame occurs, and the laying precision and the operation safety of the cable are affected. Meanwhile, in a high vibration environment, vibration energy is difficult to be absorbed by fixedly connected supporting points, vibration can be gradually transmitted to the cable bridge, abrasion and aging of the cable are aggravated, and even the cable bridge is likely to be broken, so that serious consequences such as power failure accidents are caused. In addition, the existing supporting device has limited adjusting functions, and the height of some parts is inconvenient to adjust according to the use requirement, so that the flexibility and the applicability of the supporting device are poor. Therefore, a cable bridge span support device which can adapt to severe environments of a thermal power plant and has good stability and adjustability is needed. Disclosure of utility model The utility model aims to provide a span support device of a system cable bridge for a thermal power plant, which aims to solve the problems of poor stability and limited adjusting function of the existing support device. The utility model is realized in the following way: A span supporting device of a system cable bridge for a thermal power plant comprises a mounting seat, wherein a supporting rod is arranged on the inner side of the mounting seat, an adjusting screw is arranged on the inner side of the mounting seat and is connected with the supporting rod through threads, a servo motor is connected to the bottom end of the mounting seat, the output end of the servo motor is connected with the adjusting screw, the servo motor drives the adjusting screw to rotate and can adjust the height of the supporting rod up and down, a plurality of damping shock absorbers are connected to the upper surface of the supporting rod, and damping supporting plates are connected to the top ends of the damping shock absorbers. Preferably, the inside guide way that is equipped with from top to bottom of mount pad, guide way top and bottom are equipped with first bearing, the mount pad back is equipped with the rubber cushion, mount pad bilateral symmetry is equipped with the fixed limit, the fixed limit is equipped with a plurality of fixed orificess. Preferably, the bearing rod is provided with a connecting block towards one end of the guide groove, the connecting block is inserted into the guide groove, and a first threaded hole is formed in the middle of the connecting block. Preferably, the top end and the bottom end of the adjusting screw are both provided with connecting shafts, the connecting shafts are in interference connection with the first bearing, the adjusting screw is in threaded connection with the first threaded hole, and the bottom end of the adjusting screw is provided with a driving slot. Preferably, the top end of the servo motor is provided with a driving inserting shaft, the driving inserting shaft is inserted into the inner side of the driving inserting groove, the bottom surface of the servo motor is provided with a power connection wire, the end part of the power connection wire is provided with a power connection plug, one end of the servo motor, which is attached to the mounting seat, is provided with a plurality of mounting feet, the mounting feet are provided with a plurality of mounting holes, and the servo motor passes