CN223967616U - A side-phase conductor support device for transmission line towers - Google Patents

Abstract

The utility model relates to a side phase lead supporting device for a power transmission line tower, which comprises a tower and is characterized in that symmetrical side arms are fixedly connected to two sides of the tower, a wire frame is fixedly connected to the side arms, a rotating screw is arranged on the wire frame, and a lifting frame is arranged on the rotating screw. Compared with the prior art, the utility model enhances the suitability and stability of the side phase conductor supporting device and improves the safety and reliability of the power transmission line.

Description

Side phase conductor supporting device for power transmission line tower

Technical Field

The utility model relates to the technical field of power transmission lines, in particular to a side phase conductor supporting device for a power transmission line tower.

Background

Transmission lines and towers are an essential component of an electric power system, and play a key role in the electric power transmission process. The variety of transmission lines and the types of towers are numerous, and the choice of these diversifications is mainly to meet the requirements of different geographical environments, voltage classes and economic costs.

The voltage class of the transmission line is wider, from a low-voltage distribution network to an ultra-high voltage transmission line or even an ultra-high voltage transmission line, wherein the highest voltage class can reach 1000 kilovolts or even higher. The main advantage of high-voltage power transmission is that the line loss can be reduced, the power transmission efficiency is improved, and thus, the long-distance and large-capacity power transmission is realized.

Towers are important structures for supporting transmission lines, and the variety of the towers is also various. Wooden towers have the advantages of low cost and easy processing, but have poor durability and are commonly used for low-voltage and short-distance power transmission lines. The cement pole tower has higher durability and stability and moderate cost, and is widely applied to medium-low voltage transmission lines. The steel hack lever tower and the steel pipe lever tower become the first choice of high-voltage and ultra-high voltage transmission lines due to the characteristics of high strength, corrosion resistance and adaptability to complex terrains and high voltage levels. The utility model discloses a limit looks wire strutting arrangement for transmission line shaft tower, including the pylon, the preceding fixed surface of pylon is connected with the cross arm, the lower fixed surface of cross arm is connected with the reinforcing plate, the lower fixed surface of cross arm is connected with second strutting arrangement, the surface of second strutting arrangement is provided with first screw sleeve, first screw sleeve's surface threaded connection has the second screw sleeve. Through above-mentioned structure, the device is provided with vertical adjusting device, upwards the lifting makes vertical power disperse with auxiliary stay, prevent to lead to second strutting arrangement to damage because tensioning too big, for the pulling force that improves first strutting arrangement, use the threaded rod to drive the slider and carry out fore-and-aft direction and remove, thereby take up first strutting arrangement in the removal process, thereby reach stable effect, but the position height of its fixed wire can't carry out the regulation by a wide margin, lead to the support that is in different positions, can't adjust wire height by a wide margin according to the height of topography, and the device can appear vibrations great in the in-service use and can't fall the condition of shake fast.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art and provide the side phase conductor supporting device for the power transmission line tower, which enhances the suitability and stability of the side phase conductor supporting device and improves the safety and reliability of the power transmission line.

The aim of the utility model can be achieved by the following technical scheme:

The utility model provides a limit looks wire strutting arrangement for transmission line shaft tower, includes the pylon, the both sides fixedly connected with symmetrical limit of pylon is put on the limit and is put on the fixedly connected with line frame, be provided with the rotation screw rod on the line frame, be provided with the crane on the rotation screw rod.

Further, the side arm comprises a stretcher, a reinforcing frame and a supporting frame which are sequentially and fixedly connected.

Further, the stretcher is triangular, and the top of the supporting frame is horizontally designed.

Further, the wire frame comprises a bottom plate, a shock absorber and a frame, wherein the bottom plate is fixedly connected with the top of the supporting frame, and the shock absorber is arranged between the bottom plate and the frame.

Further, the rotating screw is arranged on the frame, and limiting rods are arranged on two sides of the rotating screw.

Further, a sealing box is further arranged on the frame, and a damper is arranged in the sealing box.

Further, the damper is a spherical damper.

Further, the lifting frame comprises a sliding block and binding wheels, and the binding wheels are arranged on the outer wall of the sliding block.

Further, a thread groove is formed in the sliding block, and the thread groove is matched with the rotating screw.

Further, limiting holes are formed in the two sides of the thread groove through the sliding blocks, and the limiting holes are matched with the limiting rods.

Compared with the prior art, the utility model has the following beneficial effects:

1. The utility model is characterized in that symmetrical side arms are fixedly connected to two sides of the tower, the side arms are fixedly connected with the wire frame, the rotating screw rod and the limiting rod are arranged on the wire frame, the lifting frame is arranged on the rotating screw rod, the binding wheel on the lifting frame is used for winding the fixed wire, and the lifting frame is lifted on the rotating screw rod, so that the wide wire height adjustment is realized, and the adaptability of the side phase wire supporting device is enhanced.

2. According to the utility model, the damper is arranged between the bottom plate and the frame, so that the damping effect on the bottom of the frame is achieved, the damper is arranged in the sealing box, so that the vibration of the frame caused by wind power is reduced, and the sealing box is arranged on the frame, so that the damper in the sealing box is prevented from being blown by air flow, the vibration caused by factors such as wind power, topography change and the like is effectively reduced, the stability of the side phase conductor supporting device is enhanced, and the safety and reliability of a power transmission line are improved.

Drawings

Fig. 1 is a schematic structural diagram of a side phase conductor supporting device for a power transmission line tower according to the present utility model;

FIG. 2 is a schematic diagram of the structure of the side arm;

FIG. 3 is a schematic diagram of a wire frame;

FIG. 4 is a schematic structural view of the seal case;

fig. 5 is a schematic structural view of the lifting frame.

The illustration is 1, a tower, 2, a side arm, 200, a stretcher, 201, a reinforcing frame, 202, a supporting frame, 3, a wire frame, 300, a bottom plate, 301, a shock absorber, 302, a frame, 303, a sealing box, 304, a damper, 4, a rotating screw, 5, a lifting frame, 500, a sliding block, 501, a thread groove, 502, a limiting hole, 503, a binding wheel and 6, a limiting rod.

Detailed Description

The utility model will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present utility model, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present utility model is not limited to the following examples.

Example 1

The embodiment provides a limit looks wire strutting arrangement for transmission line shaft tower, as shown in fig. 1, including pylon 1, the both sides fixedly connected with symmetrical limit of pylon 1 is put on 2, and fixedly connected with frame 3 on the limit is put on 2, is provided with rotation screw rod 4 on the frame 3, is provided with crane 5 on the rotation screw rod 4.

As shown in fig. 2, the side arm 2 comprises a stretcher 200, a reinforcing frame 201 and a supporting frame 202 which are fixedly connected in sequence, and the stretcher 200, the reinforcing frame 201 and the supporting frame 202 are connected in a welding way. The stretcher 200 is triangular, the triangular structure has higher deformation resistance due to the geometric characteristics of the stretcher, the stretcher can effectively disperse and bear loads from wires and external environments, the reinforcing frame 201 further enhances the strength of the side arm 2, deformation or damage of the side arm is avoided due to the action of external force in the long-term use process, the top of the supporting frame 202 is horizontally designed, a stable platform is provided for mounting the wire frame 3, firm and reliable connection between the wire frame 3 and the side arm 2 is ensured, and therefore the structural stability of the whole supporting device is ensured.

As shown in fig. 3, the wire frame 3 includes a bottom plate 300, a damper 301 and a frame 302, the bottom plate 300 is fixedly connected with the top of the support frame 202, the frame 302 is a cuboid, and the top and the periphery of the frame are hollowed-out, so that the weight of the wire frame 3 is reduced, and a space is provided for installing components such as a rotating screw 4. Four shock absorbers 301 are arranged between the bottom plate 300 and the frame 302, and the four shock absorbers 301 are respectively arranged at four corners of the bottom of the frame 302, so that vibration generated by the wire frame 3 due to wind force and other factors can be effectively absorbed, and the structural stability of the wire frame 3 and the side arms 2 is protected. The frame 302 is further provided with a sealing box 303, and a damper 304 is arranged in the sealing box 303, as shown in fig. 4, the damper 304 is a spherical damper, and can provide damping force when the wires vibrate, so that the vibration amplitude is further reduced, and the service life of the frame 302 is prolonged.

The rotating screw 4 is a key component for realizing the height adjustment of the lifting frame 5, is arranged in the hollow space on one side of the frame 302, and a rotating handle is arranged on a rotating disc at the top end, so that the operation of electric power staff is facilitated. Through rotatory rotation handle, rotate screw rod 4 can drive crane 5 along its axial reciprocates to realize high nimble regulation, with the wire installation demand of adaptation transmission line shaft tower of different topography. Two limiting rods 6 arranged at two sides of the rotating screw 4 are matched with limiting holes 502 on the lifting frame 5, so that the movement direction of the lifting frame 5 can be effectively limited, stable lifting of the lifting frame along a preset track is ensured, the sliding block 500 is prevented from being deviated under the action of vibration or external force, and the stability and the reliability of the device are further improved.

As shown in fig. 5, the lifting frame 5 comprises a sliding block 500 and binding wheels 503, the binding wheels 503 are arranged on the outer wall of the sliding block 500, wires are fixed through the binding wheels 503, the wires are wound and fixed conveniently by the outer wall design of the binding wheels 503, the wires are effectively prevented from loosening or falling off, and accordingly safe operation of a power transmission line is guaranteed. The sliding block 500 is provided with the thread groove 501, the thread groove 501 is matched with the rotating screw 4, so that the sliding block 500 can move up and down along the axial direction of the sliding block under the driving of the rotating screw 4, and the height adjustment of the lifting frame 5 is realized, so that the installation requirements of wires of power transmission line towers in different topography are met. The limiting holes 502 are formed in the two sides of the thread groove 501 of the sliding block 500, the limiting holes 502 are matched with the limiting rods 6, when the lifting frame 5 moves to a preset position, the limiting holes 502 are matched with the limiting rods 6, the sliding block 500 is prevented from being deviated under the action of vibration or external force, and the stability and the reliability of the wire supporting device are ensured.

The working principle and the use flow of the utility model are that after the side arm 2 is mounted and fixed on the tower 1, the wire frame 3 is mounted and fixed on the supporting frame 202, the lifting frame 5 is mounted on the rotating screw 4 and the limiting rod 6, and the electric staff can rotate the rotating screw 4 through the rotating handle to control the lifting of the lifting frame 5, so that the height of the lifting frame 5 can be adjusted according to the environmental conditions (such as the change of the topography, the wind power or the tension requirement of the wires). The bottom of the frame 302 may be damped by the damper 301 installed between the base plate 300 and the frame 302. By providing the seal box 303 on the frame 302 so as to avoid the air flow from blowing the damper 304 inside the seal box 303, the vibration of the frame 302 due to the wind force is reduced by providing the damper 304 in the seal box due to the high height of the frame 302. Support is provided for the installation of the wire frame 3 by the outwardly extending side arms 2, and stability of the side arms 2 is ensured by the triangular stretcher 200. The reinforcing frame 201 is used for guaranteeing the strength of the side arm 2, and the supporting frame 202 which is horizontally designed is used for installing the bottom plate 300 through the top, so that the overall stability of the wire frame 3 is guaranteed, and the fact that the normal operation of the power transmission line is not affected due to inclination or instability of the wire frame 3 in the power transmission process is guaranteed. By providing the threaded groove 501 on the slider 500, the slider 500 can be synchronously controlled to be lifted and lowered when the rotating screw 4 rotates, so as to adjust the height of the binding wheel 503 to adapt to the installation requirements of wires with different heights. The slider 500 can be kept stable in the vertical lifting process through the limiting hole 502 and the limiting rod 6, so that the slider 500 is prevented from shifting or shaking in the lifting process, the movement track of the lifting frame 5 is ensured to be accurate, and the reliability and the safety of the device are improved.

The utility model realizes the stable support and flexible adjustment of the side phase wires of the power transmission line tower through reasonable structural design, effectively reduces vibration caused by factors such as wind power, terrain change and the like, and improves the safety and reliability of the power transmission line. Meanwhile, the device is simple and convenient to install and adjust, can meet the use requirements in different environments, and has higher practicability and popularization and application values.

The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (10)

1. The utility model provides a limit looks wire strutting arrangement for transmission line shaft tower, includes pylon (1), its characterized in that, the both sides fixedly connected with symmetrical limit of pylon (1) is held (2), fixedly connected with line frame (3) on limit is held (2), be provided with on line frame (3) and rotate screw rod (4), be provided with crane (5) on rotating screw rod (4).

2. The side phase conductor supporting device for the transmission line tower according to claim 1, wherein the side arm (2) comprises a stretcher (200), a reinforcing frame (201) and a supporting frame (202) which are fixedly connected in sequence.

3. The side phase conductor support device for a transmission line tower according to claim 2, wherein the stretcher (200) is triangular, and the top of the support frame (202) is designed horizontally.

4. A side phase conductor support arrangement for a transmission line tower according to claim 3, characterized in that the line frame (3) comprises a bottom plate (300), a damper (301) and a frame (302), the bottom plate (300) being fixedly connected to the top of the support frame (202), the damper (301) being arranged between the bottom plate (300) and the frame (302).

5. The side phase conductor supporting device for the transmission line tower according to claim 4, wherein the rotating screw (4) is arranged on the frame (302), and limit rods (6) are arranged on two sides of the rotating screw (4).

6. The side phase conductor support device for a transmission line tower according to claim 4, wherein a sealing box (303) is further arranged on the frame (302), and a damper (304) is arranged in the sealing box (303).

7. The side phase conductor support device for a transmission line tower according to claim 6, wherein the damper (304) is a spherical damper.

8. The side phase conductor support device for a transmission line tower according to claim 5, wherein the lifting frame (5) comprises a slider (500) and a binding wheel (503), the binding wheel (503) being provided on an outer wall of the slider (500).

9. The side phase conductor supporting device for the transmission line tower according to claim 8, wherein the sliding block (500) is provided with a thread groove (501), and the thread groove (501) is matched with the rotating screw (4).

10. The side phase conductor supporting device for the transmission line tower according to claim 9, wherein the sliding block (500) is provided with limiting holes (502) at two sides of the thread groove (501), and the limiting holes (502) are matched with the limiting rods (6).