CN214384849U

CN214384849U - Spacing insulating support rod

Info

Publication number: CN214384849U
Application number: CN202120833351.6U
Authority: CN
Inventors: 邢斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-10-12
Anticipated expiration: 2031-04-22

Abstract

The utility model relates to a distribution live working technical field just discloses a spacing insulating support pole, including installing first three-phase air wire, second three-phase air wire and third three-phase air wire and being located the bracing piece of first three-phase air wire, second three-phase air wire and third three-phase air wire top on the wire pole. This spacing insulating support pole uses through the cooperation of bracing piece, wire fixture, fastening screw, ejector pin, pull ring, stopper and spring for spacing insulating support pole can carry out spacing fixing according to the demand with three-phase air wire temporarily wantonly, prevents because the wire that blows, the junk, mistake bump and lead to swings by a wide margin, increases the operation space, and the safe distance when guaranteeing the operation prevents alternately and short circuit mutually. The problems of wire swing, insufficient inter-phase distance and the like easily occurring in the hot-line work process are solved, the personal safety of operators and the safety of power grid equipment are ensured, and the power supply reliability and the running stability of a power distribution network are improved.

Description

Spacing insulating support rod

Technical Field

The utility model relates to a distribution live working technical field specifically is a spacing insulating support pole.

Background

At present, the distribution network 10Kv live-line work mainly comprises primary live-line work projects such as live-line disconnection of a lead, replacement of a drop-out fuse and the like; along with the continuous enhancement of distribution network operation management in recent years, the requirement of users on power supply reliability is higher and higher, a new 10Kv live-line work project is developed, and the reduction of power failure time plays a key role in power supply reliability indexes (RS-3) of companies and the like.

In the national grid company (Q/GDW 520-2010) -enterprise standard, the 3 rd and 4 th type live working projects are advocated to be popularized and developed vigorously in the 10kV overhead distribution line live working management specification, so that the method is the most powerful measure for improving the power supply reliability of the grid city, reducing the prearranged power failure time and shortening the fault power failure time, and is also the practical requirement of the power company for improving the standard level of the same industry and establishing an electric power company.

The research project has the significance of applying the limiting insulating support rods, reducing the situation that the phase distance of the overhead conductors does not reach (approach) the safety distance or mutually touch, preventing the potential safety hazards of mutual touch and the like between the middle phase conductors and the electric poles to be erected (or dismantled), and ensuring the safety of people and equipment. The achievement obtained by the project can effectively guarantee the safe, stable and reliable operation of the urban power grid; the development of the project fills up the blank of the domestic technology, so that the research project has wide application prospect and remarkable social and economic benefits.

SUMMERY OF THE UTILITY MODEL

Not enough to the background art, the utility model provides a spacing insulating support pole has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: the utility model provides a spacing insulating support pole, is including installing first three-phase air wire, second three-phase air wire and third three-phase air wire and being located the bracing piece of first three-phase air wire, second three-phase air wire and third three-phase air wire top on the wire pole, the outside cover of bracing piece is equipped with three joint in proper order respectively at first three-phase air wire, second three-phase air wire and third three-phase air wire's wire fixture, the top of wire fixture through fastening screw respectively with carry out fixed connection between the bracing piece, the inside cover of wire fixture one side is equipped with the stop gear who is located the bracing piece below, and the wire fixture through stop gear respectively with carry out the joint between first three-phase air wire, second three-phase air wire and the third three-phase air wire.

Preferably, the support rod is made of a drawing insulation pipe material with the diameter of 25mm and the length of 2200 mm.

Preferably, the wire clamp is made of an insulating nylon material, and a wire clamping groove with an inner width of 75mm is arranged on the inner side of the wire clamp.

Preferably, the limiting mechanism comprises an ejector rod movably sleeved inside the wire fixture, a pull ring is arranged at one end of the ejector rod extending out of the wire fixture, a limiting block clamped outside the wire fixture is arranged at one end of the ejector rod extending to the inner side of the wire fixture, and one side of the limiting block is in transmission connection with the inner side surface of the wire fixture through a spring sleeved on the ejector rod.

Preferably, the top of the limiting block is provided with a limiting groove matched with the width of the wire clamp.

The utility model discloses possess following beneficial effect:

1. this spacing insulating support pole uses through the cooperation of bracing piece, wire fixture, fastening screw, ejector pin, pull ring, stopper and spring for spacing insulating support pole can carry out spacing fixing according to the demand with three-phase air wire temporarily wantonly, prevents because the wire that blows, the junk, mistake bump and lead to swings by a wide margin, increases the operation space, and the safe distance when guaranteeing the operation prevents alternately and short circuit mutually. The problems of wire swing, insufficient inter-phase distance and the like easily occurring in the hot-line work process are solved, the personal safety of operators and the safety of power grid equipment are ensured, and the power supply reliability and the running stability of a power distribution network are improved.

2. This spacing insulating support pole, through set up three wire fixture and stop gear in the outside of bracing piece for spacing insulating support pole can carry out spacing fixed to three wires simultaneously, can effectively save the manpower, reduce the operation link, especially can realize shortening live working time, and improve the operation security, reduce the consumption cost, safe and reliable accomplishes other works that 10Kv distribution lines electrified change the pole or because the phase distance is little, the arc hangs down influence such as too big. Taking the replacement of a 10Kv overhead line tower as an example, eight hot-line work workers are required to complete the arrangement and recovery work of safety measures within 2 hours originally, the tower is replaced within 1 hour, the arrangement and recovery work of the measures is completed within about 40 minutes after the equipment is adopted, and the time for integrally replacing the tower is shortened from 3 hours originally to 1 hour and 40 minutes.

Drawings

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

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a cross-sectional view of the wire clamp of the present invention;

fig. 4 is the schematic diagram of the limiting block of the present invention.

In the figure: 1. a first three-phase overhead conductor; 2. a second three-phase overhead conductor; 3. a third three-phase overhead conductor; 4. a support bar; 5. a wire clamp; 6. fastening screws; 7. a limiting mechanism; 71. a top rod; 72. a pull ring; 73. a limiting block; 74. a spring.

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.

The embodiment of the utility model provides an in the attached drawing: the different types of hatching in the figures are not given the national standards, do not require the material of the elements, and distinguish between cross-sectional views of the elements in the figures.

Referring to fig. 1 to 4, a limiting insulation support rod comprises a first three-phase overhead conductor 1, a second three-phase overhead conductor 2, a third three-phase overhead conductor 3, and a support rod 4 arranged above the first three-phase overhead conductor 1, the second three-phase overhead conductor 2, and the third three-phase overhead conductor 3, wherein three conductor clamps 5 respectively and sequentially clamped on the first three-phase overhead conductor 1, the second three-phase overhead conductor 2, and the third three-phase overhead conductor 3 are sleeved outside the support rod 4, the tops of the conductor clamps 5 are respectively and fixedly connected with the support rod 4 through fastening screws 6, the conductor clamps 5 can be limited and fixed through the fastening screws 6 so as to adjust the distance between the conductors as required, a limiting mechanism 7 arranged below the support rod 4 is sleeved inside one side of the conductor clamps 5, and the conductor clamps 5 are respectively and fixedly connected with the first three-phase overhead conductor 1, the second three-phase overhead conductor 3 through the limiting mechanisms 7, The second three-phase overhead conductor 2 and the third three-phase overhead conductor 3 are clamped.

Wherein, the support rod 4 is made of a drawing insulation pipe with the diameter of 25mm and the length of 2200 mm.

Wherein, the wire fixture 5 is made of insulating nylon material, and the inner side of the wire fixture 5 is provided with a wire clamping groove with the inner width of 75 mm.

The limiting mechanism 7 comprises an ejector rod 71 movably sleeved inside the lead clamping apparatus 5, a pull ring 72 is arranged at one end, extending out of the lead clamping apparatus 5, of the ejector rod 71, a limiting block 73 clamped outside the lead clamping apparatus 5 is arranged at one end, extending to the inner side of the lead clamping apparatus 5, of the ejector rod 71, and one side of the limiting block 73 is in transmission connection with the inner side face of the lead clamping apparatus 5 through a spring 74 sleeved on the ejector rod 71.

Wherein, the top of stopper 73 is provided with the spacing groove with the width looks adaptation of wire fixture 5, utilizes the spacing groove to carry out stable spacing to stopper 73, and stopper 73 produces after preventing fixed wire and rocks and cause the wire not hard up.

In 10Kv live-line work, when the middle-phase porcelain insulator needs to be replaced, the three-phase overhead conductors are clamped between the conductor clamp 5 and the limiting block 73 one by pulling the limiting block 73 through the pull ring 72 after the fastening screws 6 are loosened, the fastening screws 6 are screwed down to limit and fix the conductors, potential safety hazards caused by swinging of the conductors when the middle-phase porcelain insulator is replaced are prevented, and finally the middle-phase porcelain insulator is replaced;

the three-phase overhead conductor is limited and fixed by adopting the same installation mode in the telegraph pole (telegraph pole dismantling) erecting operation, and particularly, an offset distance exists between the middle phase conductor and the telegraph pole (telegraph pole dismantling) so as to prevent the middle phase conductor from touching the telegraph pole.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spacing insulating support pole, is including installing first three-phase air wire (1), second three-phase air wire (2) and third three-phase air wire (3) and being located bracing piece (4) above first three-phase air wire (1), second three-phase air wire (2) and third three-phase air wire (3) on the wire pole, its characterized in that: the outer side cover of bracing piece (4) is equipped with three wire fixture (5) of joint in proper order respectively at first three-phase overhead conductor (1), second three-phase overhead conductor (2) and third three-phase overhead conductor (3), the top of wire fixture (5) is passed through fastening screw (6) and is connected respectively between bracing piece (4), the inside cover of wire fixture (5) one side is equipped with stop gear (7) that are located bracing piece (4) below, and wire fixture (5) through stop gear (7) respectively with first three-phase overhead conductor (1), second three-phase overhead conductor (2) and third three-phase overhead conductor (3) between carry out the joint.

2. The spacing insulating supporting rod of claim 1, characterized in that: the support rod (4) is made of a drawing insulation pipe material with the diameter of 25mm and the length of 2200 mm.

3. The spacing insulating supporting rod of claim 1, characterized in that: the wire clamp (5) is made of an insulating nylon material, and a wire clamping groove with the inner width of 75mm is arranged on the inner side of the wire clamp (5).

4. The spacing insulating supporting rod of claim 1, characterized in that: the limiting mechanism (7) comprises an ejector rod (71) movably sleeved inside the wire clamp (5), a pull ring (72) is arranged at one end, extending out of the wire clamp (5), of the ejector rod (71), a limiting block (73) clamped outside the wire clamp (5) is arranged at one end, extending to the inner side of the wire clamp (5), of the ejector rod (71), and one side of the limiting block (73) is in transmission connection with the inner side face of the wire clamp (5) through a spring (74) sleeved on the ejector rod (71).

5. The spacing insulating supporting rod of claim 4, characterized in that: the top of the limiting block (73) is provided with a limiting groove matched with the width of the lead clamp (5).