CN211405416U

CN211405416U - Jumper wire supporting device

Info

Publication number: CN211405416U
Application number: CN202020257749.5U
Authority: CN
Inventors: 王磊; 谢龙光; 杨芳; 苏贲; 赵永强; 陈永祥; 何晓冬
Original assignee: Electric Power Research Institute of Guangdong Power Grid Co Ltd
Current assignee: Electric Power Research Institute of Guangdong Power Grid Co Ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-09-01
Anticipated expiration: 2030-03-05

Abstract

The application discloses wire jumper strutting arrangement includes: the device comprises a first supporting piece, a first connecting piece, a second connecting piece, a pulley and an insulating rope; the first connecting piece is arranged on the tower support; the first end of the first supporting piece is connected with the first end of the first connecting piece, which extends out of the tower support upwards, and the first supporting piece is arranged in an upward inclined mode along the direction far away from the tower support; the pulley is arranged on the first supporting piece at a position far away from the first end of the first supporting piece; insulating rope and coaster cooperation, the first end of insulating rope is around through the coaster, and is connected with strain insulator jumper wire through the second connecting piece. The whole operation is simple, and the use is convenient.

Description

Jumper wire supporting device

Technical Field

The application relates to the technical field of electric power construction tools, in particular to a jumper supporting device.

Background

The 35kV line belongs to an important part of distribution lines in China, has the characteristics of larger transmission capacity and smaller line loss than 10kV distribution lines and the like, and is an important voltage class for urban suburbs and rural power supply networks in China. The structural feature of 35kV circuit is that its strain insulator wire generally adopts suspension insulator string transitional coupling, and strain insulator wire and shaft tower shaft body interval are less, and operating personnel is difficult to control with strain insulator wire interval when near the cross arm operation. Therefore, for live working of 35kV lines, it is usually necessary to expand the tension jumper outward for a certain distance to improve the safety of the live working. Although there is the strutting arrangement who is applied to strain insulator wire jumper support at present, the operation is comparatively loaded down with trivial details, and the security is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a jumper supporting device, which is simple to operate and convenient to use.

In order to achieve the above technical object, the present application provides a jumper supporting device, including: the device comprises a first supporting piece, a first connecting piece, a second connecting piece, a pulley and an insulating rope;

the first connecting piece is arranged on the tower support;

the first end of the first supporting piece is connected with the first end, extending out of the tower support, of the first connecting piece, and the first supporting piece is arranged in an upward inclined mode along the direction far away from the tower support;

the pulley is arranged on the first supporting piece at a position far away from the first end of the first supporting piece;

the insulating rope with the coaster cooperation, the first end of insulating rope is around through the coaster, and passes through second connecting piece and strain insulator jumper connection.

Further, the first support comprises a first support rod and a first connector;

the first connecting head is fixedly sleeved on the first end of the first supporting rod and is connected with the first end of the first connecting piece.

Furthermore, two symmetrically arranged clamping blocks are arranged on the first connecting head;

a first end of the second connecting piece is provided with a connecting block;

a first mounting hole and a second mounting hole arranged at a distance from the first mounting hole are formed in the connecting block;

the clamping block forms a slot for the connecting block to be movably inserted into, and a third mounting hole matched with the first mounting hole and a fourth mounting hole matched with the second mounting hole are respectively formed in the clamping block.

Further, the number of the second mounting holes is multiple;

the second mounting holes are distributed at intervals along an arc-shaped track with the first mounting hole as the center of a circle.

Further, the device also comprises a second supporting piece and a locking assembly;

the second supporting piece is rotatably connected with the second end, extending out of the tower support downwards, of the first connecting piece through the locking assembly, and the first end of the second supporting piece is connected with the strain jumper.

Furthermore, the second supporting piece comprises two second supporting rods and a rotating rod;

the rotating rod is arranged between the second supporting rods and is rotationally connected with the second end of the first connecting piece through the locking assembly;

and the first end of the second supporting rod is connected with a strain jumper.

Furthermore, a second connector is arranged at the first end of the second supporting rod;

and the second connector is provided with a clamping hole for the tension jumper wire to pass through.

Further, a screw rod is rotationally arranged in the second supporting rod;

the first end and the second end of the screw rod respectively extend out of the first end and the second end of the second supporting rod;

the second connector comprises a fixed seat and a limiting block, wherein the fixed seat and the limiting block are rotatably sleeved on the screw rod;

an avoidance notch for the tension jumper to movably pass through is formed in the fixed seat;

the first end of screw rod with the stopper rotates in step to be connected, and is used for the drive the stopper is followed dodge the notch direction and remove, so that the stopper with dodge and form between the notch the centre gripping hole.

Further, the locking assembly comprises a ratchet wheel and a pawl matched with the ratchet wheel;

a pivoting hole for the rotating rod to movably penetrate through is formed in the second end position of the second connecting piece;

a locking component avoiding cavity is formed in the middle of the pivoting hole;

the ratchet wheel is fixedly sleeved on the rotating rod and is positioned in the locking component avoiding cavity;

the pawl rotates and is arranged in the avoiding cavity, and the pawl teeth of the pawl are movably embedded into the tooth grooves of the ratchet wheel, so that the rotation rod is locked when the tension jumper has a resetting and rotating trend in a supporting state, and the ratchet wheel rotates.

Furthermore, a limiting extension part and a poking extension part are arranged on the pawl;

the limiting extension part and the poking extension part respectively movably extend out of the locking assembly avoiding cavity;

when the rotating rod has a resetting and rotating trend, the limiting extending part is in contact and propping with the second end part of the first connecting piece so as to lock the rotation of the pawl.

According to the technical scheme, the first support piece which inclines upwards along the direction of the tower support away is arranged on the tower support through the first connecting piece, so that the fixed pulley is convenient to install, the insulating rope and the pulley are matched, and the tension jumper can be supported along the direction of the tower support away by pulling the insulating rope. The whole operation is simple, and the use is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic overall structure diagram of a jumper supporting device provided in the present application;

FIG. 2 is an enlarged view of the position A in FIG. 1;

FIG. 3 is an enlarged schematic view of the position B in FIG. 1;

FIG. 4 is an enlarged schematic view of position C of FIG. 1;

FIG. 5 is a partial schematic view of FIG. 4;

in the figure: 1. a first support member; 11. a first support bar; 12. a first connector; 121. a clamping block; 1211. a third mounting hole; 1212. a fourth mounting hole; 2. a first connecting member; 21. connecting blocks; 211. a second mounting hole; 22. a locking assembly avoidance cavity; 3. a pulley; 4. an insulating cord; 5. a second connecting member; 6. a second support member; 61. a second support bar; 611. a screw; 612. an anti-slip sleeve; 62. a second connector; 621. a fixed seat; 622. a limiting block; 623. mounting a lug; 7. a tension jumper wire; 8. a pole tower support; 91. a pawl; 911. limiting the extension part; 912. poking the extension part; 913. a handle; 92. and (4) ratchet wheels.

Detailed Description

The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

The embodiment of the application discloses a jumper supporting device.

Referring to fig. 1 and fig. 2, an embodiment of a jumper supporting device provided in an embodiment of the present disclosure includes:

the device comprises a first supporting piece 1, a first connecting piece 2, a second connecting piece 5, a pulley 3 and an insulating rope 4; the first connecting piece 2 is arranged on the tower support 8; the first end of the first supporting piece 1 is connected with the first end, extending out of the tower support 8 upwards, of the first connecting piece 2, and the first supporting piece 1 is arranged in an upward inclined mode along the direction far away from the tower support 8; the pulley 3 is arranged on the first supporting part 1 at a first end position far away from the first supporting part 1; insulating rope 4 and 3 cooperations of coaster, insulating rope 4 first end is around through coaster 3, and is connected with strain insulator jumper 7 through second connecting piece 5.

Particularly, the tower support 8 can be a conventional tower angle iron support, the structural design of the first connecting piece 2 can be designed according to the angle iron structure, for example, as shown in fig. 1 and fig. 2, the first connecting piece 2 can be detachably matched with the main seat through fasteners such as bolts and the like and provided with the auxiliary seat provided with the slot for inserting the second side edge of the angle iron support, and the fixed mounting on the angle iron support is realized. The above is a specific application example of the present application, and is not limited specifically, and those skilled in the art can make appropriate changes based on the above. Similarly, the second connecting member 5 can be connected between the insulating rope 4 and the tension jumper 7, and is not particularly limited. In addition, in this embodiment, set up first support piece 1 along keeping away from 8 directions tilt up of shaft tower support, aim at can make strain insulator jumper 7 support along keeping away from 8 directions of shaft tower support when guaranteeing to stimulate insulating rope 4, has reached the support purpose. The installation angle of the first support 1 is not limited, and can be changed appropriately according to actual needs. Furthermore, the tackle 3 can be installed on the first supporting member 1 by hooking, for example, as shown in fig. 1, a hanging member (not shown) that can be adjusted and is used for installing and fixing the tackle 3 can be arranged on the first supporting member 1, the hanging member can be sleeved on the first supporting member 1 and can be installed and fixed by fasteners such as butterfly screws, and a hanging hole (not shown) matched with a hook of the tackle 3 is formed on the corresponding hanging member. Similarly, the above means is one of specific application examples, and is not particularly limited. During the use, after 4 to supporting certain distance with strain insulator jumper wire 7 at insulating rope of pulling, can hold insulating rope 4's second end and fix to guarantee that strain insulator jumper wire 7 can not keep the support state, make things convenient for subsequent live working. The whole operation is simple, and the use is convenient.

The above is a first embodiment of a jumper supporting device provided in the present application, and the following is a second embodiment of a jumper supporting device provided in the present application, specifically referring to fig. 1 to 5.

A jumper support device, comprising: the device comprises a first supporting piece 1, a first connecting piece 2, a second connecting piece 5, a pulley 3 and an insulating rope 4; the first connecting piece 2 is arranged on the tower support 8; the first end of the first supporting piece 1 is connected with the first end, extending out of the tower support 8 upwards, of the first connecting piece 2, and the first supporting piece 1 is arranged in an upward inclined mode along the direction far away from the tower support 8; the pulley 3 is arranged on the first supporting part 1 at a first end position far away from the first supporting part 1; insulating rope 4 and 3 cooperations of coaster, insulating rope 4 first end is around through coaster 3, and is connected with strain insulator jumper 7 through second connecting piece 5.

Further, as shown in fig. 1 and 2, the first support 1 includes a first support rod 11 and a first connector 12; the first connector 12 is fixedly sleeved on the first end of the first support rod 11 and connected with the first end of the first connector 2. Wherein, the first connector 12 may be provided with two symmetrically arranged clamping blocks 121; a connecting block 21 is arranged at the first end of the second connecting piece 5; the connecting block 21 is provided with a first mounting hole (not shown) and a second mounting hole 211 arranged at a distance from the first mounting hole; the clamping block 121 forms a slot for the connection block 21 to be movably inserted into, and the clamping block 121 is provided with a third mounting hole 1211 matched with the first mounting hole and a fourth mounting hole 1212 matched with the second mounting hole 211. In the above technical means, the first and third mounting holes 1211 and the second and fourth mounting

holes

211 and 1212 are respectively fixed by fasteners such as bolts, so as to complete the mounting and fixing of the first connector 12 and the first supporting member 1; the installation is fixed convenient, dismantles and maintains simply.

Further, as shown in fig. 2, the number of the second mounting holes 211 is plural; the plurality of second mounting holes 211 are distributed at intervals along an arc-shaped locus with the first mounting hole as a center. Such structural layout can be so that second mounting hole 211 just is the arc distribution around first mounting hole equidistance, when realizing with first connector 12 installation fixed, can arrange with first mounting hole through selecting different second mounting hole 211 and realizing different angle installation, and the installation is more nimble, and the suitability is better.

Further, as shown in fig. 2, the device further comprises a second support 6 and a locking assembly; the second support piece 6 is rotatably connected with the second end of the first connecting piece 2, which extends out of the tower support 8 downwards, through the locking assembly, and the first end of the second support piece 6 is connected with the tension jumper 7.

Particularly, be connected through the second support piece 6 that sets up and rotate with first connecting piece 2 through the locking subassembly with strain jumper 7 in this embodiment and be connected, realize rotating the locking effect, when opening strain jumper 7 support, can drive second support piece 6 simultaneously and rotate around the second end of first connecting piece 2, and utilize the locking subassembly to carry out the locking, in order to realize that second support piece 6 carries out spacing locking to supporting strain jumper 7 after opening, avoid strain jumper 7 that the maloperation leads to reseing. The operation and the use are more convenient and safer.

Further, the second supporting member 6 may include two second supporting rods 61 and a rotating rod; the rotating rod is arranged between the second supporting rods 61 and is rotationally connected with the second end of the first connecting piece 2 through a locking assembly; the first end of the second support rod 61 is connected with the tension jumper 7. Wherein set up two second bracing pieces 61 and more can improve the stability of being connected with strain jumper 7 than single second bracing piece 61, the bull stick can realize through corresponding pole connecting piece to be connected fixedly with second bracing piece 61, convenient subsequent dismantlement installation. When insulating rope 4 drove the motion of strain insulator jumper 7, also make second support piece 6 rotate around the second end of first connecting piece 2 simultaneously to utilize the locking subassembly to realize the locking after the rotation.

Further, the first end of the second supporting rod 61 is provided with a second connector 62, which may be similar to the first supporting rod 11; the second connector 62 is provided with a clamping hole (not shown) for the tension jumper 7 to pass through. The second connector 62 and the tension jumper 7 are connected and fixed by using the adjustable clamping hole, so that the installation and the disassembly are convenient.

Further, a screw 611 is rotatably arranged in the second support rod 61; the first end and the second end of the screw 611 respectively extend out of the first end and the second end of the second supporting rod 61; the second connector 62 includes a fixing seat 621 rotatably sleeved on the screw 611 and a limiting block 622; an avoiding notch for the tension jumper 7 to movably pass through is formed in the fixed seat 621; the first end of the screw 611 is connected with the limit block 622 in a synchronous rotating manner, and is used for driving the limit block 622 to move along the direction of the avoiding notch, so that a clamping hole is formed between the limit block 622 and the avoiding notch.

Particularly, to realize this adjustable centre gripping hole technical scheme, can make second connector 62 including rotate the fixing base 621 that the cover located on screw 611 and the stopper 622 be connected with the first end of screw 611, can realize screw 611 and fixing base 621 relative movement through rotating screw 611, and then drive stopper 622 along the dodging notch direction removal of fixing base 621 to the realization is fixed to the centre gripping of wire. The fixing seat 621 may be in a hook shape in this embodiment, and is not limited in particular. In addition, in this embodiment, in order to facilitate the rotation of the screw 611, an anti-slip sleeve 612 may be fixedly sleeved on the second end of the screw 611, so as to facilitate the operator to rotate the screw 611. In addition, the second connecting member 5 in this embodiment may be fixed to the second connector 62 of the second support rod 61 to connect the strain jumper 7; specifically, the second connecting member 5 may have a structure, for example, as shown in fig. 3, a connecting portion is disposed in the middle, connecting rod portions are disposed at two ends of the connecting portion, the connecting rod portions are fixed to the mounting lugs 623 on the fixing base 621 by fasteners such as bolts, and the insulating rope 4 may be directly connected to the connecting portion in the middle, or connected thereto by components such as hooks, without limitation.

Further, as shown in fig. 4 and 5, the locking assembly may be a conventional pawl 91 and ratchet 92 mating assembly, and may have a locking function such as self-locking. Specifically, the locking assembly may include a ratchet gear 92 and a pawl 91 cooperating with the ratchet gear 92; a pivot hole (not shown) for the rotating rod to movably pass through is arranged at the second end position of the second connecting piece 5; a locking component avoiding cavity 22 is arranged in the middle of the pivoting hole; the ratchet 92 is fixedly sleeved on the rotating rod and is positioned in the locking component avoiding cavity 22; the pawl 91 is rotatably arranged in the avoiding cavity, and the pawl teeth of the pawl 91 are movably embedded in the tooth grooves of the ratchet wheel 92, so that the ratchet wheel 92 is locked to rotate when the rotating rod has a resetting and rotating trend when the tension jumper 7 is in a supporting state.

Specifically, in the technical means, the pawl 91 may be pivotally disposed in the locking assembly avoiding cavity 22, and the pawl teeth of the pawl 91 have a movement tendency of being movably clamped into the tooth grooves of the ratchet 92 by using self gravity or an elastic member, and meanwhile, when the insulating rope 4 drives and supports the strain jumper 7, the pawl 91 does not affect the rotation of the ratchet 92, that is, the second support member 6 does not affect the rotation around the second end position of the first connection member 2; when the tension jumper wire 7 is stretched to a certain position, the ratchet wheel 92 has the function of resetting and rotating under the action of the tension jumper wire 7, and at this time, the pawl 91 limits the rotation of the ratchet wheel 92. The specific structure can be, for example, as follows, the pawl 91 is provided with a limit extension part 911 and a toggle extension part 912; the limiting extension part 911 and the toggle extension part 912 are respectively movably extended out of the locking component avoiding cavity 22; when the rotating rod has a resetting and rotating trend, the limiting extension part 911 is contacted and abutted with the second end part of the first connecting piece 2 so as to lock the rotation of the pawl 91; through the structural design, even if the ratchet wheel 92 rotates to provide driving force for the pawl 91, the limit extending part 911 on the pawl 91 is in contact with and abuts against the second end position of the first connecting piece 2 at the moment, so that the position of the pawl 91 is limited and fixed, and the pawl 91 can lock the rotation of the ratchet wheel 92, so as to complete the locking process. Certainly, if the reset is to be realized, the insulating rope 4 can be pulled again manually, the extending part 912 is pushed and shifted by an operating rod and the like, so that the claw teeth of the pawl 91 are withdrawn from the tooth grooves, the insulating rope 4 is loosened, and the reset can be realized by the tension jumper 7. In this embodiment, the handle 913 can be fixedly sleeved on the toggle extending portion, so that the operating rod can be pushed conveniently, and a certain anti-slip effect is achieved. Of course, an electric push rod can be arranged and connected with the driving lever extending part through a spring to realize the electric control of the movement of the driving lever extending part, so that the manual operation of the operating lever can be reduced, and the convenience of operation is improved. The above is one of the application embodiments of the present application, and is not particularly limited, and suitable modifications can be made based on the above.

According to the technical scheme, the first support piece 1 which is inclined upwards along the direction away from the tower support 8 is arranged on the tower support 8 through the first connecting piece 2, so that the fixed pulley 3 is convenient to install, the insulating rope 4 and the pulley 3 are matched, and the tension jumper 7 can be supported along the direction away from the tower support 8 by pulling the insulating rope 4. The whole operation is simple, and the use is convenient.

While the jumper supporting device provided in the present application has been described in detail, for those skilled in the art, according to the idea of the embodiment of the present application, the specific implementation and the application scope may be changed, and in summary, the content of the present application should not be construed as limiting the present application.

Claims

1. A jumper support device, comprising: the device comprises a first supporting piece, a first connecting piece, a second connecting piece, a pulley and an insulating rope;

the first connecting piece is arranged on the tower support;

2. The jumper support of claim 1, wherein the first support member includes a first support bar and a first connector;

3. The jumper support device according to claim 2, wherein the first connector has two symmetrically disposed clamping blocks;

a first end of the second connecting piece is provided with a connecting block;

4. The jumper support of claim 3, wherein the second mounting holes are plural in number;

5. The jumper support of claim 1, further comprising a second support member and a locking assembly;

6. The jumper support device of claim 5, wherein the second support member includes two second support bars and a turn bar;

7. The jumper support device of claim 6, wherein the first end of the second support bar is provided with a second connector;

8. The jumper supporting device according to claim 7, wherein a screw is rotatably provided in the second supporting rod;

9. The device according to claim 6, wherein the locking assembly includes a ratchet and a pawl cooperating with the ratchet;

10. The jumper support of claim 9, wherein the pawl has a stop extension and a toggle extension;