CN114094486A - Outdoor GIS drive mechanism protector - Google Patents
Outdoor GIS drive mechanism protector Download PDFInfo
- Publication number
- CN114094486A CN114094486A CN202111466690.6A CN202111466690A CN114094486A CN 114094486 A CN114094486 A CN 114094486A CN 202111466690 A CN202111466690 A CN 202111466690A CN 114094486 A CN114094486 A CN 114094486A
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- CN
- China
- Prior art keywords
- block
- seal
- corrugated pipe
- ring
- plastic corrugated
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/42—Driving mechanisms
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gasket Seals (AREA)
- Tents Or Canopies (AREA)
Abstract
The protection device for the outdoor GIS transmission mechanism comprises a PE plastic corrugated pipe, an extension sleeve, an observation and maintenance mechanism and a sealing mechanism, wherein the extension sleeve is arranged at each of two ends of the PE plastic corrugated pipe; the observing and maintaining mechanism comprises an observing window, a transparent bag body and a sealing mechanism, wherein the observing window is arranged in the middle of the bottom end of the PE plastic corrugated pipe, the transparent bag body is arranged in the observing window, the sealing mechanism is arranged at one end of the transparent bag body and comprises annular teeth and a thermal plastic sleeve.
Description
Technical Field
The invention relates to a protection device, in particular to a protection device for an outdoor GIS transmission mechanism.
Background
GIS devices have been widely operated around the world since the practical use in the 60's of the 20 th century. GIS is widely used not only in the high-voltage and ultra-high voltage fields, but also in the ultra-high voltage field. Compared with a conventional open-type transformer substation, the GIS has the advantages of compact structure, small occupied area, high reliability, flexible configuration, convenience in installation, high safety, high environmental adaptability, small maintenance workload and maintenance interval of main parts not less than 20 years.
There are three types of high voltage power distribution devices: the first is air insulated conventional electrical distribution equipment, abbreviated as AIS. The bus bar is exposed to directly contact with air, and the breaker can be of a porcelain column type or a tank type. This type is used in the gezhou dam power plant. The second type is a hybrid power distribution device, referred to as H-GIS for short. The bus adopts an open type, and other buses are sulfur hexafluoride gas insulation switch devices. The third is sulfur hexafluoride gas insulation totally-enclosed power distribution unit. The English is called GAS-INSTULATED SWITCH, GIS for short.
GIS is high-voltage electrical equipment with high operation reliability, less maintenance workload and long overhaul period, the failure rate of the GIS is only 20% -40% of that of conventional equipment, but the GIS also has the inherent defects, and due to the influences of factors such as SF6 gas leakage, external moisture permeation, conductive impurities, insulator aging and the like, the GIS can cause flashover failure inside the GIS. The GIS is of a full-sealed structure, so that the fault is difficult to locate and maintain, the maintenance work is complicated, the average power failure maintenance time after the accident is longer than that of conventional equipment, the power failure range is large, and a plurality of non-fault elements are involved.
The existing outdoor GIS equipment is exposed to the outdoor environment and is exposed to the sun and rain for a long time, joint parts of the equipment are easy to corrode and block, a disconnecting link is easy to block in the operation process, and the disconnecting link cannot act and is very dangerous.
Disclosure of Invention
Aiming at the situation, the invention provides the protection device for the outdoor GIS transmission mechanism to overcome the defects of the prior art, and the protection device effectively solves the problems that the conventional outdoor GIS equipment is exposed to the outdoor environment for a long time, is easy to corrode the joint part of the equipment to cause blockage, is easy to cause the blockage of a disconnecting link in the operation process, cannot act and is very dangerous.
In order to achieve the purpose, the invention provides the following technical scheme: the invention comprises a PE plastic corrugated pipe, an extension sleeve, an observation and maintenance mechanism and a sealing mechanism, wherein the extension sleeve is arranged at each of two ends of the PE plastic corrugated pipe;
observe and maintain the mechanism and include observation window, the hyaline bag body and head mechanism, the middle part at PE plastic corrugated pipe bottom is seted up to the observation window, is provided with the hyaline bag body in the observation window, and the one end of the hyaline bag body is provided with head mechanism, and sealing mechanism includes annular tooth and hot plastic cover, and the annular tooth setting is on stretching out telescopic surface, and the thermoplastic cover cup joints on the annular tooth.
According to the technical scheme: the annular tooth is composed of a small-diameter ring arranged outside, an annular inclined plane arranged in the middle and a large-diameter ring arranged inside.
According to the technical scheme: the diameter of minor diameter ring is less than the diameter of major diameter ring, and the cross-section of annular tooth is isosceles trapezoid structure, and the longest side is located one side of PE plastic corrugated pipe.
According to the technical scheme: the end socket mechanism comprises a first seal strip, a connecting clamping block, a spherical block, a connecting block, a spherical groove and a second seal strip, the middle of one side of the first seal strip is provided with the connecting clamping block, one end of the connecting clamping block is provided with the spherical block, the connecting block is sleeved on the spherical block, and the second seal strip is arranged on one side of the connecting block.
According to the technical scheme: the position of the connecting clamping block corresponding to the spherical block is provided with a spherical groove.
According to the technical scheme: the first seal and the second seal are both connected with the transparent bag body.
Has the advantages that: when the invention is used, the PE plastic corrugated pipe is sleeved on a transmission arm of the GIS equipment; the thermal plastic sleeve is used for wrapping the extending sleeves at the two ends of the PE plastic corrugated pipe and is subjected to heat sealing, so that the sealing effect is achieved, the sealing effect is rain-proof and moisture-proof, the thermal plastic sleeve can be well limited after being subjected to heat sealing on the annular teeth through the arranged small-diameter ring, the annular inclined plane and the large-diameter ring, the thermal plastic sleeve is prevented from falling off from the extending sleeves, the sealing performance of the thermal plastic sleeve is ensured, and the arranged PE plastic corrugated pipe can prevent joint parts of GIS equipment from rusting; set up the observation window in PE plastic corrugated pipe below, set up to soft hyaline bag body in the observation window, can observe drive mechanism's real-time status, the head mechanism of setting, when sealing the hyaline bag body, spherical groove of seting up on the connection fixture block on the connection block that corresponds the second strip of paper used for sealing on the connecting block of first strip of paper used for sealing one side, peg graft the spherical piece of connecting block one end in spherical groove, can seal the opening part of the hyaline bag body, when guaranteeing the hyaline bag body sealing performance, can open the hyaline bag body when maintaining, be convenient for maintain the driving arm joint position. The protective device has the advantages of novel structure, ingenious conception, durability, rain and moisture prevention of outdoor GIS equipment, multi-adaptability, simple installation, easy popularization and capability of being applied to a plurality of outdoor GIS occasions, does not influence the normal operation of the equipment to complete installation, can improve the operation reliability of the GIS equipment and plays a lean role in daily maintenance of the operation equipment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the ring tooth arrangement of the present invention;
FIG. 3 is a schematic diagram of the structure of A in FIG. 2 according to the present invention;
FIG. 4 is a cross-sectional view of the capping mechanism of the present invention;
reference numbers in the figures: 1. PE plastic corrugated pipe; 2. extending the sleeve; 3. observing the maintenance mechanism; 31. an observation window; 32. a transparent bag body; 33. a head sealing mechanism; 331. a first seal; 332. connecting blocks; 333. a spherical block; 334. connecting a clamping block; 335. a spherical groove; 336. a second seal; 4. a sealing mechanism; 41. an annular tooth; 411. a small diameter ring; 412. an annular inclined surface; 413. a large diameter ring; 42. a thermal plastic sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 4.
The invention provides an outdoor GIS transmission mechanism protection device which comprises a PE plastic corrugated pipe 1, an extension sleeve 2, an observation and maintenance mechanism 3 and a sealing mechanism 4, wherein the extension sleeve 2 is arranged at each of two ends of the PE plastic corrugated pipe 1, the observation and maintenance mechanism 3 is arranged in the middle of the bottom end of the PE plastic corrugated pipe 1, and the sealing mechanism 4 is arranged on the extension sleeve 2;
observe and maintain mechanism 3 and include observation window 31, transparent bag body 32 and head mechanism 33, observation window 31 sets up in the middle part of PE plastic corrugated pipe 1 bottom, is provided with transparent bag body 32 in the observation window 31, and the one end of transparent bag body 32 is provided with head mechanism 33, and sealing mechanism 4 includes annular tooth 41 and thermoplastic cover 42, and annular tooth 41 sets up on the surface that stretches out sleeve 2, and thermoplastic cover 42 cup joints on annular tooth 41.
Example two
In the first embodiment, the ring gear 41 is inconvenient for limiting the thermal plastic sleeve 4, referring to fig. 2 and 3, as another preferred embodiment, the difference from the first embodiment is that the ring gear 41 is composed of a small diameter ring 411 arranged outside, an annular inclined surface 412 arranged in the middle and a large diameter ring 413 arranged inside, and by the arrangement of the small diameter ring 411, the annular inclined surface 412 and the large diameter ring 413, the thermal plastic sleeve 4 can be better limited after being heat sealed on the ring gear 41, so that the thermal plastic sleeve 4 is prevented from falling off on the extension sleeve 2, and the sealing performance of the thermal plastic sleeve 4 is ensured.
EXAMPLE III
The second embodiment has a poor effect of limiting the thermoplastic jacket 4, and referring to fig. 2 and 3, as another preferred embodiment, it is different from the second embodiment in that the diameter of the small diameter ring 411 is smaller than that of the large diameter ring 413, the cross section of the annular teeth 41 is in an isosceles trapezoid structure, and the longest side is located at one side of the PE plastic corrugated tube 1, so as to facilitate the limiting and fixing of the heat-sealed thermoplastic jacket 4.
Example four
In the first embodiment, one end of the transparent bag 32 is not convenient to seal, referring to fig. 4, as another preferred embodiment, the difference from the first embodiment is that the sealing mechanism 33 includes a first seal 331, a connecting block 332, a spherical block 333, a connecting fixture 334, a spherical groove 335 and a second seal 336, the connecting block 332 is disposed in the middle of one side of the first seal 331, the spherical block 333 is disposed at one end of the connecting block 332, the connecting fixture 334 is sleeved on the spherical block 333, the second seal 336 is disposed at one side of the connecting fixture 334, when the transparent bag 32 is sealed, the spherical block 333 on the connecting block 332 at one side of the first seal 331 corresponds to the spherical groove 335 formed on the connecting fixture 334 on the second seal 336, and the spherical block 333 at one end of the connecting block 332 is inserted into the spherical groove 335, that is, the opening of the transparent bag 32 can be sealed.
EXAMPLE five
Referring to fig. 4, as another preferred embodiment, the spherical block 333 is not conveniently connected to the connecting latch 334 in the fourth embodiment, and the difference between the fourth embodiment and the preferred embodiment is that a spherical groove 335 is formed at a position of the connecting latch 334 corresponding to the spherical block 333, so as to facilitate connection and fixation of the spherical block 333 and the connecting latch 334.
EXAMPLE six
In the fourth embodiment, the first seal 331 and the second seal 336 are inconvenient to use, and referring to fig. 2, as another preferred embodiment, the difference from the fourth embodiment is that the first seal 331 and the second seal 336 are both connected to the transparent bag body 32, so that the first seal 331 and the second seal 336 can be conveniently used.
The working principle is as follows: when the invention is used, the PE plastic corrugated pipe 1 is firstly sleeved on a transmission arm of the GIS equipment; the extending sleeves 2 at two ends of the PE plastic corrugated pipe 1 are wrapped by the thermal plastic sleeve 42 and are subjected to heat sealing, so that a sealing effect is achieved, rain and moisture are prevented, the thermal plastic sleeve 4 can be well limited after being thermally sealed on the annular teeth 41 through the arranged small-diameter ring 411, the arranged annular inclined plane 412 and the arranged large-diameter ring 413, the thermal plastic sleeve 4 is prevented from falling off from the extending sleeve 2, the sealing performance of the thermal plastic sleeve 4 is ensured, and the arranged PE plastic corrugated pipe 1 can prevent joint parts of GIS equipment from rusting; the observation window 31 is arranged below the PE plastic corrugated pipe 1, the soft transparent bag body 32 is arranged in the observation window 31, the real-time state of the transmission mechanism can be observed, the end sealing mechanism 33 is arranged, when the transparent bag body 32 is sealed, the spherical block 333 on the connecting block 332 at one side of the first seal 331 corresponds to the spherical groove 335 formed on the connecting fixture block 334 on the second seal 336, the spherical block 333 at one end of the connecting block 332 is inserted in the spherical groove 335, the opening of the transparent bag body 32 can be sealed, the sealing performance of the transparent bag body 32 is ensured, the transparent bag body 32 can be opened when maintenance is carried out, and the maintenance on the joint part of the transmission arm is facilitated.
Has the advantages that: the protective device has the advantages of novel structure, ingenious conception, durability, rain and moisture prevention of outdoor GIS equipment, multi-adaptability, simple installation, easy popularization and capability of being applied to a plurality of outdoor GIS occasions, does not influence the normal operation of the equipment to complete installation, can improve the operation reliability of the GIS equipment and plays a lean role in daily maintenance of the operation equipment.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an outdoor GIS drive mechanism protector, includes PE plastic corrugated pipe (1), stretches out sleeve (2), observes maintenance mechanism (3) and sealing mechanism (4), its characterized in that: both ends of the PE plastic corrugated pipe (1) are provided with extending sleeves (2), the middle part of the bottom end of the PE plastic corrugated pipe (1) is provided with an observation and maintenance mechanism (3), and the extending sleeves (2) are provided with sealing mechanisms (4);
observe and maintain mechanism (3) including observation window (31), the hyaline bag body (32) and head mechanism (33), the middle part at PE plastic corrugated pipe (1) bottom is seted up in observation window (31), be provided with the hyaline bag body (32) in observation window (31), the one end of the hyaline bag body (32) is provided with head mechanism (33), sealing mechanism (4) include ring gear (41) and thermoplastic cover (42), ring gear (41) set up on the surface that stretches out sleeve (2), hot plastic cover (42) cup joint on ring gear (41).
2. An outdoor GIS transmission guard according to claim 1 characterized in that the ring-shaped teeth (41) consist of an outer arranged small diameter ring (411), a middle arranged ring-shaped inclined surface (412) and an inner arranged large diameter ring (413).
3. An outdoor GIS transmission guard according to claim 2 characterized in that the small diameter ring (411) has a smaller diameter than the large diameter ring (413), the cross section of the ring teeth (41) is isosceles trapezoid structure, and the longest side is located at one side of the PE plastic corrugated pipe (1).
4. The outdoor GIS transmission mechanism protecting device according to claim 1, wherein the end sealing mechanism (33) comprises a first seal (331), a connecting block (332), a spherical block (333), a connecting clamping block (334), a spherical groove (335) and a second seal (336), the connecting block (332) is arranged in the middle of one side of the first seal (331), the spherical block (333) is arranged at one end of the connecting block (332), the connecting clamping block (334) is sleeved on the spherical block (333), and the second seal (336) is arranged on one side of the connecting clamping block (334).
5. The outdoor GIS transmission mechanism protection device according to claim 4, wherein the connecting fixture block (334) is provided with a spherical groove (335) at a position corresponding to the spherical block (333).
6. An outdoor GIS transmission protection device according to claim 4, characterized in that the first seal (331) and the second seal (336) are connected to the transparent bag (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466690.6A CN114094486B (en) | 2021-11-30 | 2021-11-30 | Outdoor GIS drive mechanism protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466690.6A CN114094486B (en) | 2021-11-30 | 2021-11-30 | Outdoor GIS drive mechanism protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114094486A true CN114094486A (en) | 2022-02-25 |
| CN114094486B CN114094486B (en) | 2024-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111466690.6A Active CN114094486B (en) | 2021-11-30 | 2021-11-30 | Outdoor GIS drive mechanism protector |
Country Status (1)
| Country | Link |
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| CN (1) | CN114094486B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM505471U (en) * | 2015-03-10 | 2015-07-21 | Ting-Ching Chang | Improved structure of storage |
| CN212840024U (en) * | 2020-08-13 | 2021-03-30 | 贵州狮诚管业科技有限公司 | HDPE steel band reinforced helical bellows structure with access hole |
| CN213058227U (en) * | 2020-07-20 | 2021-04-27 | 温州嘉凯包装有限公司 | Transparent packaging bag with visible window |
-
2021
- 2021-11-30 CN CN202111466690.6A patent/CN114094486B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM505471U (en) * | 2015-03-10 | 2015-07-21 | Ting-Ching Chang | Improved structure of storage |
| CN213058227U (en) * | 2020-07-20 | 2021-04-27 | 温州嘉凯包装有限公司 | Transparent packaging bag with visible window |
| CN212840024U (en) * | 2020-08-13 | 2021-03-30 | 贵州狮诚管业科技有限公司 | HDPE steel band reinforced helical bellows structure with access hole |
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| Publication number | Publication date |
|---|---|
| CN114094486B (en) | 2024-04-30 |
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