CN111063498A

CN111063498A - Grading ring with insulation structure

Info

Publication number: CN111063498A
Application number: CN201811209996.1A
Authority: CN
Inventors: 沈红玲; 高峰
Original assignee: Jiangsu Most Electric Power Technology Co ltd
Current assignee: Jiangsu Most Electric Power Technology Co ltd
Priority date: 2018-10-17
Filing date: 2018-10-17
Publication date: 2020-04-24

Abstract

The invention discloses a grading ring with an insulating structure, which comprises an end socket, wherein a first connecting block is fixedly arranged on the left side of the end socket, the left side of the first connecting block is connected with the right side of a second connecting block, a first grading ring is arranged on the left side of the second connecting block, an insulating device is fixedly arranged at the bottom end of the back surface of the first grading ring, an inclined connecting rod is fixedly arranged at the bottom end of the insulating device, the bottom end of the inclined connecting rod is connected with the second grading ring, a connecting column is fixedly arranged on the right side of the back surface of the second grading ring, and a sleeving device is fixedly connected to the right side of the connecting column. The insulating property of the connection part between the ring bodies is obviously improved.

Description

Grading ring with insulation structure

Technical Field

The invention relates to the technical field of grading rings, in particular to a grading ring with an insulating structure.

Background

The grading ring is an essential accessory device of high-voltage test equipment, bears the important functions of corona prevention, noise reduction and uniform potential distribution, and is concerned with the safety of high-voltage tests.

Present equalizer ring is generally installed again after high-voltage testing equipment reachs the test site, it is spacing to need the people to hold equalizer ring, the installation is inconvenient, simultaneously receive strong wind to influence and easily take place to rock after the installation, rock the result of use that can influence equalizer ring, simultaneously when equalizer ring is ageing or damage need be changed, need to demolish the rear with whole string of insulator and can change, very big increase engineering volume and salvage time, the progress of salvageing the repowerage has seriously been influenced, junction insulating nature between the ring body is relatively poor in addition, influence maintenance personal's health safety.

Disclosure of Invention

The invention aims to provide a grading ring with an insulating structure, and aims to solve the problems that the grading ring provided by the background technology is complex to mount, time and labor are wasted in grading ring replacement, and the insulativity of a joint of the grading ring is poor.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an equalizer ring with insulation system, includes the end, the left side fixed mounting of end has first connecting block, and the left side of first connecting block is connected with the right side of second connecting block, first equalizer ring is installed in the left side of second connecting block, and the back bottom mounting of first equalizer ring has an insulator arrangement, insulator arrangement's bottom fixed mounting has the slope connecting rod, and the bottom of slope connecting rod is connected with second equalizer ring, the back right side of second equalizer ring is fixed with the spliced pole, and the right side fixedly connected with of spliced pole cup joints the device.

Preferably, the insulating device includes screw, stationary blade, head rod, cavity collets, casting glue and butt joint piece, the bottom of screw is provided with the stationary blade, and the bottom of stationary blade is connected with the head rod, the cavity collets is installed to the bottom of head rod, and the inside bottom of cavity collets is connected with the casting glue, the bottom internally mounted of casting glue has butt joint piece.

Preferably, the sleeving device comprises a sleeve head, a sleeving rod, a sleeving ring, a spring, a stop block and a second connecting rod, the sleeving rod is welded at the bottom end of the sleeve head, the sleeving ring is sleeved on the surface of the sleeving rod, the spring is connected to the inner side of the sleeving ring, the stop block is fixedly mounted on one side, close to the sleeving rod, of the spring, and the second connecting rod is fixed to the bottom end of the sleeving rod.

Preferably, the top both sides of cover barrel head are the arc structure, the bottom inboard that the dog is close to the second connecting rod is the arc structure, and the radian direction of cover barrel head top both sides is opposite with the inboard radian direction in dog bottom.

Preferably, the height of the sleeve rod is the same as the height of the cross-sectional area of the sleeve ring, and the diameter of the cross section of the inner ring of the sleeve ring is the same as the diameter of the cross section of the sleeve head.

Preferably, the dog has four groups, and the dog is the symmetric distribution for the center pin of cup jointing the pole, and the length between the dog of every group and the inboard of another group's dog of symmetry is unanimous with the cross section both ends length of cup jointing the pole.

Compared with the prior art, the invention has the beneficial effects that: this grading ring with insulation system can one step accomplish the installation of grading ring through cup jointing the device, need not to go up the screw, simultaneously through the buffering of spring, is difficult for taking place to rock when the grading ring receives the strong wind influence, through insulation system when the grading ring is ageing or damage need be changed, only need with first grading ring pull down change can, the easy access change, through the insulation system of cavity collets and casting glue, the insulating properties of junction obtains showing the improvement between the messenger ring body.

(1) The device is through cup jointing the device and directly will cup joint the ring pressfitting suit on the second connecting rod, can accomplish the installation of equalizer ring in one step, need not to go up the screw, also need not the people during the installation and hold the equalizer ring spacing, realized quick, high-efficient, laborsaving installation equalizer ring, improved the universality of equalizer ring, simultaneously through the buffering of spring, difficult emergence when equalizer ring receives the strong wind influence rocks, has improved the result of use of equalizer ring.

(2) The device passes through insulating device, when the equalizer ring is ageing or damage need to be changed, only need with first equalizer ring pull down the change can, need not to change after dismantling the whole string of insulator of the inboard installation of first equalizer ring, the easy access change, very big reduction salvage the degree of difficulty, alleviate work load.

(3) The device is through the insulation system of cavity insulating block and casting glue, uses through the combination of cavity insulating block and casting glue simultaneously, makes the insulating properties of junction obtain showing the improvement between the ring body, has improved maintenance personal's health safety.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic top cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic sectional view of the insulating device in front view;

FIG. 4 is a schematic sectional view of a socket device;

fig. 5 is a schematic top sectional view of the socket device.

In the figure: 1. a tip; 2. a first connection block; 3. a second connecting block; 4. an insulating device; 401. a screw; 402. a fixing sheet; 403. a first connecting rod; 404. a hollow insulating block; 405. pouring a sealant; 406. a butt joint block; 5. a first grading ring; 6. an inclined connecting rod; 7. a second grading ring; 8. connecting columns; 9. a socket device; 901. a sleeve head; 902. a sleeved rod; 903. a sleeving connection ring; 904. a spring; 905. a stopper; 906. a second connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: an equalizing ring with an insulating structure comprises an end head 1, wherein a first connecting block 2 is fixedly arranged on the left side of the end head 1, the left side of the first connecting block 2 is connected with the right side of a second connecting block 3, a first equalizing ring 5 is arranged on the left side of the second connecting block 3, an insulating device 4 is fixed at the bottom end of the back face of the first equalizing ring 5, preferably, the insulating device 4 comprises a screw 401, a fixing piece 402, a first connecting rod 403, a hollow insulating block 404, pouring sealant 405 and a butt-joint block 406, the fixing piece 402 is arranged at the bottom end of the screw 401, the first connecting rod 403 is connected at the bottom end of the fixing piece 402, the hollow insulating block 404 is arranged at the bottom end of the first connecting rod 403, the pouring sealant 405 is connected at the inner bottom end of the hollow insulating block 404, the hollow insulating block 404 and the pouring sealant 405 are made of epoxy resin, modified curing agent, silicon dioxide, fiber and other materials, the butt-joint block, put through insulator arrangement 4, when the equalizer ring is ageing or damage and need to be changed, only need with first equalizer ring 5 pull down change can, need not to change after dismantling the whole cluster of insulator of 5 inboard installations of first equalizer ring, the easy access change, very big reduction salvage the degree of difficulty, alleviate work load.

An inclined connecting rod 6 is fixedly arranged at the bottom end of the insulating device 4, a second equalizing ring 7 is connected at the bottom end of the inclined connecting rod 6, a connecting post 8 is fixed at the right side of the back surface of the second equalizing ring 7, and the right side of the connecting column 8 is fixedly connected with a socket joint device 9, preferably, the socket joint device 9 comprises a socket head 901, a socket joint rod 902, a socket joint ring 903, a spring 904, a stopper 905 and a second connecting rod 906, the socket joint rod 902 is welded at the bottom end of the socket head 901, and the surface of cup jointing pole 902 cup joints cup jointing ring 903, preferably, the top both sides of sleeve head 901 are the arc structure, the bottom inboard that dog 905 is close to second connecting rod 906 is the arc structure, the radian direction of sleeve head 901 top both sides is opposite with the inboard radian direction in dog 905 bottom, the inboard of cup jointing ring 903 is connected with spring 904, and spring 904 is close to one side fixed mounting who cup joints pole 902 has dog 905.

Preferably, the stop blocks 905 have four groups, the stop blocks 905 are symmetrically distributed relative to the central axis of the sleeve rod 902, the length between each group of stop blocks 905 and the inner side of the other group of stop blocks 905 is the same as the length of the two ends of the cross section of the sleeve rod 902, the bottom end of the sleeve rod 902 is fixed with a second connecting rod 906, preferably, the height of the sleeve rod 902 is the same as the height of the cross section area of the sleeve ring 903, and the diameter of the cross section of the inner ring of the sleeve ring 903 is the same as that of the cross section of the sleeve head 901, the sleeve device 9 directly and tightly sleeves the sleeve ring 903 on the second connecting rod 906, so that the installation of the grading ring can be completed in one step without screws or people supporting the grading ring for limiting during installation, the grading ring can be installed quickly, efficiently and laborsavingly, the universality of the grading ring is improved, meanwhile, due to the buffering of the spring 904, the grading ring is not prone to shaking when being affected by strong wind, and the using effect of the grading ring is improved.

The working principle is as follows: when the wind power generation equalizing ring is used, according to fig. 4, the first equalizing ring 5 and the second equalizing ring 7 move downwards at the same time, the second equalizing ring 7 drives the sleeving ring 903 to move downwards through the connecting column 8, when the stopper 905 moves to the top end of the sleeve head 901, the arc on the inner side of the bottom end of the stopper 905 passes through the arc on the top end of the sleeve head 901, the stopper 905 moves downwards to extrude the spring 904 to one side of the sleeving ring 903, when the stopper 905 moves to the bottom end of the sleeve head 901, the stopper 905 moves to one side of the sleeving rod 902 under the action of the spring 904, the sleeve head 901 is clamped by the stopper 905, the position of the sleeving ring 903 is fixed, the sleeving ring 903 is sleeved on the second connecting rod 906, the equalizing ring can be installed in one step, screws are not needed, the first equalizing ring 5 and the second equalizing ring 7 are installed quickly, efficiently and labor-effectively, and are buffered by the spring 904, and the first equalizing ring 5 and the second equalizing ring 7 are not easy, the use effect of the grading ring is improved.

When the equalizer ring is aged or damaged and needs to be replaced, according to fig. 3, take off screw 401, screw 401 takes off back head rod 403 and stationary blade 402, the separation of cavity collets 404, head rod 403 and first equalizer ring 5 can directly demolish the change, need not to demolish the whole cluster of insulator of the inboard installation of first equalizer ring 5 after can changing, very big reduction salvagees the degree of difficulty, alleviate work load, simultaneously through the insulation system of cavity collets 404 and casting glue 405, the combination of cavity collets 404 and casting glue 405 is used, make the insulating properties of junction obtain showing the improvement between the ring body, maintenance personal's health safety has been improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.

Claims

1. The utility model provides an equalizer ring with insulation system, includes end (1), its characterized in that: the left side fixed mounting of end (1) has first connecting block (2), and the left side of first connecting block (2) is connected with the right side of second connecting block (3), first equalizer ring (5) are installed in the left side of second connecting block (3), and the back bottom mounting of first equalizer ring (5) has insulator arrangement (4), the bottom fixed mounting of insulator arrangement (4) has slope connecting rod (6), and the bottom of slope connecting rod (6) is connected with second equalizer ring (7), the back right side of second equalizer ring (7) is fixed with spliced pole (8), and the right side fixedly connected with of spliced pole (8) cup joints device (9).

2. The grading ring with insulating structure of claim 1, wherein: insulating device (4) are including screw (401), stationary blade (402), head rod (403), cavity collets (404), casting glue (405) and butt joint piece (406), the bottom of screw (401) is provided with stationary blade (402), and the bottom of stationary blade (402) is connected with head rod (403), cavity collets (404) are installed to the bottom of head rod (403), and the inside bottom of cavity collets (404) is connected with casting glue (405), the bottom internally mounted of casting glue (405) has butt joint piece (406).

3. The grading ring with insulating structure of claim 1, wherein: the sleeve joint device (9) comprises a sleeve head (901), a sleeve joint rod (902), a sleeve joint ring (903), a spring (904), a stop block (905) and a second connecting rod (906), wherein the sleeve joint rod (902) is welded at the bottom end of the sleeve head (901), the sleeve joint ring (903) is sleeved on the surface of the sleeve joint rod (902), the spring (904) is connected to the inner side of the sleeve joint ring (903), the stop block (905) is fixedly mounted on one side, close to the sleeve joint rod (902), of the spring (904), and the second connecting rod (906) is fixed at the bottom end of the sleeve joint rod (902).

4. The grading ring with insulating structure of claim 3, wherein: the both sides of the top end of the sleeve head (901) are of arc structures, the inner side of the bottom end, close to the second connecting rod (906), of the stop block (905) is of an arc structure, and the direction of the radian of the both sides of the top end of the sleeve head (901) is opposite to the direction of the radian of the inner side of the bottom end of the stop block (905).

5. The grading ring with insulating structure of claim 3, wherein: the height of the sleeve rod (902) is the same as that of the cross-sectional area of the sleeve ring (903), and the diameter of the cross-sectional area of the inner ring of the sleeve ring (903) is the same as that of the sleeve head (901).

6. The grading ring with insulating structure of claim 3, wherein: the dog (905) have four groups, and dog (905) are the symmetric distribution for the center pin of cup jointing pole (902), and the length between the inboard of another group's dog (905) of every group dog (905) and symmetry is unanimous with the cross section both ends length of cup jointing pole (902).