CN216489436U

CN216489436U - Contact net flexible span node insulator replacement device

Info

Publication number: CN216489436U
Application number: CN202123052016.1U
Authority: CN
Inventors: 王喜全; 董继刚; 冯晓涛; 单志伟; 靳林倩; 金锴; 蔡才; 郭小华; 余泽水
Original assignee: China Railway 25th Bureau Group Co Ltd; Electric Engineering Co Ltd of China Railway 25th Bureau Group Co Ltd
Current assignee: China Railway 25th Bureau Group Co Ltd; Electric Engineering Co Ltd of China Railway 25th Bureau Group Co Ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-05-10
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to the technical field of contact net maintenance equipment, in particular to a contact net soft crossing node insulator replacing device, which comprises an adjusting device, wherein both ends of the adjusting device are fixedly connected with connecting rods, and the end part of one side of each connecting rod is provided with a wire clamping device; through setting up adjusting device, after the staff accomplishes clamp and fixing-line device installation, the staff only need rotate rotatory adjustment mechanism, and adjustment mechanism passes through the locating plate and drives the fixing-line device removal, and horizontal carrier cable of fixing-line device tractive makes horizontal carrier cable lose the tractive to the insulator, and the old insulator that will trade just places in the surface of placement machine structure for placement machine props up the support insulator, and the staff vacates operating space and can install new insulator fast, has improved the security and the change efficiency of operation.

Description

Contact net flexible span node insulator replacement device

Technical Field

The utility model relates to a contact net maintenance of equipment technical field, very much relate to a device is changed to soft node insulator that spanes of contact net.

Background

At present, when an operator replaces an insulator on a soft crossing node of a contact network, the operator usually adopts a manual hoist with a wire clamping device to assist replacement, the auxiliary device can effectively replace an old insulator to temporarily pull a transverse catenary wire in an auxiliary manner, then the old insulator is separated from the transverse catenary wire, the old insulator is separated from a pestle head rod, a new insulator is replaced and the transverse catenary wire is connected, then the manual hoist is separated from the transverse catenary wire, and then the single replacement of the insulator can be completed. But above-mentioned operation is comparatively loaded down with trivial details, and is higher to operating space requirement simultaneously, and the staff often relies on the tractive of safety rope to make first half temporarily unsettled to operate, and the danger coefficient is higher, and hand block's chain flexibility is great in addition, twines soft span on steel column or horizontal messenger when the staff scrambles and changes easily, and then influences operating efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device is changed to soft node insulator that spanes of contact net just in order to solve above-mentioned problem, improved the insulator and changed the current situation that the degree of difficulty is great, complex operation and operating efficiency are not high.

The utility model discloses a technical scheme realizes above-mentioned purpose, and a flexible crossing node insulator of contact net changes device, including adjusting device, the both ends of adjusting device all fixedly connected with connecting rod, one side the tip of connecting rod is installed the fixing-line device, and the opposite side the tip of connecting rod is installed the clamp, the fixing-line device adopts colluding the column structure can accomplish the tractive to horizontal carrier cable;

the adjusting device comprises two positioning plates, a placing mechanism, an adjusting mechanism and four supporting mechanisms, the placing mechanism, the adjusting mechanism and the four supporting mechanisms are all arranged between the two positioning plates, and the end parts of the adjusting mechanisms penetrate through the outer parts of the positioning plates on one side;

the placing mechanism comprises a first placing plate and a second placing plate, the first placing plate is fixedly connected to the surface of the positioning plate on one side, the second placing plate is fixedly connected to the surface of the positioning plate on the other side, and the end part of the second placing plate is spliced with the first placing plate.

Preferably, the first placing plate and the second placing plate are both arc-shaped in cross section, and an end portion of the second placing plate penetrates through the first placing plate and is slidably connected with the first placing plate.

Preferably, adjustment mechanism includes the internal thread pipe, the internal thread pipe rotate connect in one side the surface of locating plate, the inner wall threaded connection of internal thread pipe has the lead screw, the tip of lead screw run through the internal thread pipe and with the opposite side locating plate fixed connection.

Preferably, the surface of the positioning plate on one side is rotatably connected with an adjusting handle, the end part of the adjusting handle penetrates through the inside of the positioning plate on one side, the end parts of the adjusting handle and the inner threaded pipe are fixedly connected with bevel gears, and the two bevel gears are in meshed connection.

Preferably, the surface of the adjusting handle is provided with an anti-slip sleeve, and the surface of the anti-slip sleeve is rough.

Preferably, the supporting mechanism comprises a supporting tube, the supporting tube is fixedly connected to the surface of the positioning plate on one side, a supporting rod is connected to the inner wall of the supporting tube in a sliding mode, and the end portion of the supporting rod penetrates through the supporting tube and is fixedly connected with the positioning plate on the other side.

Preferably, the inner surface of the supporting tube is provided with annularly distributed sliding grooves, and the inner walls of the sliding grooves are connected with limiting blocks fixedly connected with the supporting rods in a sliding mode.

The utility model has the advantages that: through setting up adjusting device, after the staff accomplishes clamp and fixing-line device installation, the staff only need rotate rotatory adjustment mechanism, adjustment mechanism passes through the locating plate and drives the fixing-line device removal, the horizontal carrier cable of fixing-line device tractive makes horizontal carrier cable lose the tractive to old insulator, the old insulator that will trade just places in the surface of placement machine structure for placement machine props up the support insulator, the staff vacates operating space and can install new insulator fast, the security and the change efficiency of operation have been improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the layout of the present invention;

fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention;

fig. 4 is a schematic structural view of the middle supporting mechanism of the present invention.

In the figure: 1. an adjustment device; 101. positioning a plate; 102. a placement mechanism; 1021. a first placing plate; 1022. a second placing plate; 103. an adjustment mechanism; 1031. an internally threaded tube; 1032. a screw rod; 1033. adjusting the handle; 1034. a bevel gear; 1035. an anti-slip sleeve; 104. a support mechanism; 1041. supporting a tube; 1042. a support bar; 1043. a limiting block; 1044. a chute; 2. a connecting rod; 3. a wire clamping device; 4. and (5) clamping a hoop.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1-4, an insulator replacing device for a flexible crossing node of a contact network comprises an adjusting device 1, wherein two ends of the adjusting device 1 are fixedly connected with connecting rods 2, a wire clamping device 3 is installed at the end part of the connecting rod 2 at one side, a clamping hoop 4 is installed at the end part of the connecting rod 2 at the other side, the adjusting device 1 comprises two positioning plates 101, a placing mechanism 102, an adjusting mechanism 103 and four supporting mechanisms 104, the placing mechanism 102, the adjusting mechanism 103 and the four supporting mechanisms 104 are all installed between the two positioning plates 101, the end part of the adjusting mechanism 103 penetrates through the outside of the positioning plate 101 at one side, the placing mechanism 102 comprises a first placing plate 1021 and a second placing plate 1022, the first placing plate 1021 is fixedly connected to the surface of the positioning plate 101 at one side, the second placing plate 1022 is fixedly connected to the surface of the positioning plate 101 at the other side, the end part of the second placing plate 1022 is inserted into the first placing plate 1021, after the insulator is loosened by the transverse carrier cable, the old insulator can be quickly detached and placed on a supporting platform formed by a first placing plate 1021 and a second placing plate 1022, the old insulator does not need to be immediately lowered to the ground or temporarily suspended to the nearby place and influence the operation space, the difficulty of replacing the insulator by workers is greatly reduced, the cross section shapes of the first placing plate 1021 and the second placing plate 1022 are both arc-shaped, the end part of the second placing plate 1022 penetrates through the first placing plate 1021 and is in sliding connection with the first placing plate 1021, the first placing plate 1021 and the second placing plate 1022 which are designed in the arc-shaped mode can limit the position of the insulator, so that the probability that the insulator slides off from the placing mechanism 102 is reduced, and a good limiting effect is achieved;

as shown in fig. 2 and 3, the adjusting mechanism 103 includes an internal threaded tube 1031, the internal threaded tube 1031 is rotatably connected to the surface of the positioning plate 101 on one side, a lead screw 1032 is threadedly connected to the inner wall of the internal threaded tube 1031, the end of the lead screw 1032 penetrates through the internal threaded tube 1031 and is fixedly connected to the positioning plate 101 on the other side, when a worker installs the wire clamping device 3 on the corresponding lateral suspension cable surface, the worker only needs to rotate the internal threaded tube 1031, the internal threaded tube 1031 drives the lead screw 1032 to move by rotating, so that the lead screw 1032 drives the corresponding wire clamping device 3 to move by the positioning plate 101 connected thereto, the wire clamping device 3 pulls the lateral suspension cable again, so that the lateral suspension cable loses the pulling on the old insulator, the old insulator can be quickly disassembled and placed on the surface of the placing mechanism 102, the surface of the positioning plate 101 on one side is rotatably connected with an adjusting handle 1033, the end of the adjusting handle 1033 penetrates into the corresponding positioning plate 101, the end parts of the adjusting handle 1033 and the internal threaded pipe 1031 are fixedly connected with bevel gears 1034, the two bevel gears 1034 are meshed and connected, the surface of the adjusting handle 1033 is provided with a ratchet backstop fixedly connected with the positioning plate 101 on one side, the specific model needs to be selected according to actual requirements, a worker can rotate the adjusting handle 1033 to rotate the two bevel gears 1034, so that the bevel gears 1034 drive the internal threaded pipe 1031 to rotate, the stretching resistance of the adjusting mechanism 103 can be reduced, the worker can adjust the adjusting mechanism more smoothly, the adjusting difficulty of the worker is reduced, the surface of the adjusting handle 1033 is provided with an anti-skidding sleeve 1035, the surface of the anti-skidding sleeve 1035 is rough, the anti-skidding sleeve 1035 can increase the stability of the adjusting handle 1033 rotated by the worker, the probability that the adjusting handle 1033 falls off from the hands of the worker is reduced, and a good limiting effect is achieved;

as shown in fig. 2 and fig. 4, the supporting mechanism 104 includes a supporting tube 1041, the supporting tube 1041 is fixedly connected to the surface of the positioning plate 101 on one side, the supporting rod 1042 is slidably connected to the inner wall of the supporting tube 1041, the end of the supporting rod 1042 penetrates through the supporting tube 1041 and is fixedly connected to the positioning plate 101 on the other side, the supporting tube 1041 cooperates with the supporting rod 1042 to support the placing mechanism 102, so as to reduce the probability of deformation of the placing mechanism 102, thereby achieving a good supporting effect, meanwhile, the supporting tube 1041 cooperates with the supporting rod 1042 to limit the moving track of the positioning plate 101 on the other side, so as to reduce the probability of rotation of the positioning plate 101 on the other side along with the internal threaded tube 1031, thereby achieving a good limiting effect, the inner surface of the supporting tube 1041 is provided with a chute 1044 in an annular distribution, the inner wall of the chute 1044 is slidably connected with a limiting block 1043 fixedly connected to the supporting rod 1042, the supporting tube 1041 can limit the moving range of the supporting rod 1042 by the chute 1044 and the limiting block 1043, the supporting tube 1041 is prevented from being separated from the supporting rod 1042, and the two positioning plates 101 are ensured to be connected together all the time, so that a good limiting effect is achieved.

When the utility model is used, when the worker needs to replace the insulator, the worker firstly installs the hoop 4 on the corresponding soft crossing steel column, then the adjusting device 1 is adjusted to the lower part of the insulator, then the wire clamping device 3 is installed on the surface of the corresponding transverse carrier cable, then the worker rotates the adjusting handle 1033, the adjusting handle 1033 drives the internal thread tube 1031 to rotate through the bevel gear 1034, the internal thread tube 1031 drives the screw rod 1032 to move through rotation, the lead screw 1032 drives the corresponding wire clamping device 3 to move through the positioning plate 101 connected with the lead screw, the wire clamping device 3 pulls the transverse carrier cable, so that the transverse carrier cable loses the traction on the old insulator, i.e. the old insulator can be removed and placed on the placement mechanism 102, the new insulator installed and connected to the transverse messenger cable, and then the wire clamping device 3 is separated from the transverse carrier cable to complete replacement, and then the old insulator is lowered to the ground.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a soft node insulator of crossing of contact net changes device, includes adjusting device (1), its characterized in that: the two ends of the adjusting device (1) are fixedly connected with connecting rods (2), a wire clamping device (3) is installed at the end part of the connecting rod (2) on one side, and a clamp (4) is installed at the end part of the connecting rod (2) on the other side;

the adjusting device (1) comprises two positioning plates (101), two placing mechanisms (102), two adjusting mechanisms (103) and four supporting mechanisms (104), the placing mechanisms (102), the adjusting mechanisms (103) and the four supporting mechanisms (104) are all installed between the two positioning plates (101), and the end parts of the adjusting mechanisms (103) penetrate through the outside of the positioning plates (101) on one side;

the placing mechanism (102) comprises a first placing plate (1021) and a second placing plate (1022), wherein the first placing plate (1021) is fixedly connected to the surface of the positioning plate (101) on one side, the second placing plate (1022) is fixedly connected to the surface of the positioning plate (101) on the other side, and the end part of the second placing plate (1022) is inserted into the first placing plate (1021).

2. The contact network soft crossing node insulator replacing device according to claim 1, characterized in that: the cross-sectional shapes of the first placing plate (1021) and the second placing plate (1022) are both arc-shaped, and the end part of the second placing plate (1022) penetrates through the first placing plate (1021) and is connected with the first placing plate (1021) in a sliding manner.

3. The contact network soft crossing node insulator replacing device according to claim 1, characterized in that: the adjusting mechanism (103) comprises an internal thread tube (1031), the internal thread tube (1031) is rotatably connected to the surface of the positioning plate (101) on one side, a screw rod (1032) is connected to the inner wall of the internal thread tube (1031) in a threaded manner, and the end part of the screw rod (1032) penetrates through the internal thread tube (1031) and is fixedly connected with the positioning plate (101) on the other side.

4. The contact net soft crossing node insulator replacing device according to claim 3, characterized in that: the surface of the positioning plate (101) on one side is rotatably connected with an adjusting handle (1033), the end part of the adjusting handle (1033) penetrates through the inside of the positioning plate (101) on one side, the adjusting handle (1033) and the end part of the internal threaded pipe (1031) are fixedly connected with bevel gears (1034), and the two bevel gears (1034) are meshed and connected.

5. The contact net soft crossing node insulator replacing device according to claim 4, characterized in that: the surface of the adjusting handle (1033) is provided with an anti-skid sleeve (1035), and the surface of the anti-skid sleeve (1035) is rough.

6. The contact network soft crossing node insulator replacing device according to claim 1, characterized in that: the supporting mechanism (104) comprises a supporting pipe (1041), the supporting pipe (1041) is fixedly connected to the surface of the positioning plate (101) on one side, a supporting rod (1042) is connected to the inner wall of the supporting pipe (1041) in a sliding mode, and the end portion of the supporting rod (1042) penetrates through the supporting pipe (1041) and is fixedly connected with the positioning plate (101) on the other side.

7. The contact net soft crossing node insulator replacing device according to claim 6, characterized in that: the inner surface of the supporting pipe (1041) is provided with a chute (1044) which is distributed annularly, and the inner wall of the chute (1044) is connected with a limiting block (1043) which is fixedly connected with the supporting rod (1042) in a sliding manner.