CN112447341B - High-cold-resistance porcelain insulator and manufacturing process thereof - Google Patents
High-cold-resistance porcelain insulator and manufacturing process thereof Download PDFInfo
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- CN112447341B CN112447341B CN202011295207.8A CN202011295207A CN112447341B CN 112447341 B CN112447341 B CN 112447341B CN 202011295207 A CN202011295207 A CN 202011295207A CN 112447341 B CN112447341 B CN 112447341B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
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Abstract
The invention discloses a porcelain insulator with high cold resistance and a manufacturing process thereof, and the porcelain insulator comprises a porcelain umbrella group, wherein a first shell is installed at the top of the porcelain umbrella group, two sides of the first shell are respectively welded with a second shell, one side of the second shell is communicated with the first shell, a third shell is installed at the bottom of the porcelain umbrella group, a steel leg bolt is installed at one side of a second fixing plate, and a gasket is sleeved at one side of the steel leg bolt; according to the invention, the second sliding block is arranged to slide in the second sliding rail, so that the device can disassemble the arc-shaped plate, the heat insulation plate and the sponge block together only by rotating the first bolt and the second bolt, and is convenient for workers to overhaul; when the ceramic umbrella is used, the sponge block is arranged to protect the surface of the ceramic umbrella group, so that the contact area of the surface of the ceramic umbrella group and the external temperature is reduced, the influence of the external temperature on the ceramic umbrella group is reduced, the ceramic umbrella group is isolated from the external temperature by the heat insulation plate, and the cold resistance protection of the ceramic umbrella group is assisted.
Description
Technical Field
The invention relates to the technical field of electric power engineering auxiliary equipment, in particular to a porcelain insulator with high cold resistance and a manufacturing process thereof.
Background
The insulator is a device which is arranged between conductors with different electric potentials or between the conductor and a grounding component and can bear the action of voltage and mechanical stress, the insulator has various types and different shapes, although the structures and the appearances of different types of insulators are greatly different, the insulators are composed of two parts, namely an insulating part and a connecting hardware fitting, the insulator is a special insulating control part and can play an important role in an overhead transmission line, the insulator is mostly used for a telegraph pole in the early years, one end of a high-voltage wire connecting tower which is slowly developed is hung with a plurality of disc-shaped insulators, the insulator is usually made of glass or ceramics for increasing the creepage distance and is called as an insulator, the insulator cannot fail due to various electromechanical stresses caused by the change of the environment and the electric load condition, otherwise, the insulator cannot play a great role and can damage the service life of the whole line, the porcelain insulator is an insulator made of electrical ceramics.
As the most commonly used insulator, in the use process, the surface of the porcelain insulator is coated with waterproof paint usually, but when the existing porcelain insulator is used, if the environmental temperature is lower, and when the internal temperature of the porcelain insulator is higher, the cracking of the surface coating of the porcelain insulator is easily caused due to the temperature difference, so that the normal use of the porcelain insulator is influenced.
Disclosure of Invention
The invention aims to provide a porcelain insulator with high cold resistance and a manufacturing process thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a porcelain insulator with high cold resistance comprises a porcelain umbrella group, wherein a first shell is installed at the top of the porcelain umbrella group, a second shell is welded on two sides of the first shell respectively, one side of the second shell is communicated with the first shell, a third shell is installed at the bottom of the porcelain umbrella group, a second fixing plate is welded at the bottom of the third shell, a steel foot bolt is installed on one side of the second fixing plate, a gasket is sleeved on one side of the steel foot bolt, a first fixing plate is welded on two sides of the third shell respectively, an arc-shaped plate is arranged on one side of each first fixing plate, a threaded hole plate is welded on one side of each arc-shaped plate, a first bolt is connected with the inner thread of each threaded hole plate, one end of each first bolt is in threaded connection with the first shell, a second sliding rail is installed on one side of the first fixing plate, and a second limiting block is welded on one inner side of the second sliding rail, the inner sliding connection of the second sliding rail is provided with a second sliding block, one side of the second sliding block is welded with the arc-shaped plate, the inner side of the arc-shaped plate is bonded with a heat insulation plate, the inner side of the heat insulation plate is bonded with a sponge block, one side of the first fixing plate is provided with a third threaded hole, one side of the inner portion of the second sliding block is in threaded connection with a second bolt, and one end of the second bolt is in threaded connection with the first fixing plate through the third threaded hole.
As further preferable in the present technical solution: the U-shaped plate is welded on each of two sides of the second fixing plate and comprises a vertical portion and two horizontal portions, a second threaded hole is formed in the middle of the vertical portion, and a first threaded hole is formed in the middle of each of the two horizontal portions.
As further preferable in the present technical solution: the inside top end threaded connection of first casing has the second screw thread lid, the top skin weld of second screw thread lid has first baffle, the bottom surface bonding of second screw thread lid has the block rubber, the inside wall and the block rubber bottom handing-over department of first casing bonding have the rubber circle.
As further preferable in the present technical solution: the utility model discloses a bearing, including first casing, second casing, first screw thread lid, first through-hole and second through-hole intercommunication, the inside of second casing has seted up the second through-hole, the inside of first screw thread lid has seted up first through-hole, first through-hole and second through-hole intercommunication, the inside of second casing is equipped with the rubber sleeve, the inner skin weld of first screw thread lid has the annular slab, the other end of annular slab rotates through the bearing and is connected with the inclined hole board, a first slide rail is respectively installed to the inside both sides of second casing, the inside sliding connection of first slide rail has first slider, first slider and inclined hole board welding.
As further preferable in the present technical solution: a first limiting block is welded on each of two sides of the interior of the first sliding rail.
As further preferable in the present technical solution: two fixing rings are sleeved outside the rubber sleeve, fixing rods are welded on the outer surfaces of the fixing rings, one ends of the fixing rods are welded with the second shell, and the inner surfaces of the fixing rings are bonded with the rubber sleeve.
A manufacturing process of a porcelain insulator with high cold resistance comprises the following steps:
s1, mounting the ceramic umbrella group by matching screws with the U-shaped plate;
s2, inserting the lead into the second shell to carry out circuit connection;
and S3, additionally installing an arc-shaped plate.
As further preferable in the present technical solution: in S2, after the wire is installed, the second baffle is rotated to drive the first threaded cover to move into the second shell, so that the inclined hole plate extrudes the rubber sleeve, and the rubber sleeve tightly holds the wire.
As further preferable in the present technical solution: in S3, when the arc-shaped plate is additionally installed, the second sliding block is clamped into the second sliding rail, so that the second sliding block slides in the second sliding rail, and one side of the second sliding block is attached to the second limiting block.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the second sliding block is arranged to slide in the second sliding rail, so that the device can disassemble the arc-shaped plate, the heat insulation plate and the sponge block together only by rotating the first bolt and the second bolt, and is convenient for workers to overhaul;
when the ceramic umbrella is used, the sponge block is arranged to protect the surface of the ceramic umbrella group, so that the contact area between the surface of the ceramic umbrella group and the external temperature is reduced, the influence of the external temperature on the ceramic umbrella group is reduced, the ceramic umbrella group is isolated from the external temperature by the heat insulation plate, and the cold resistance protection of the ceramic umbrella group is assisted.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the first housing of the present invention;
FIG. 3 is a side view of the second housing of the present invention;
FIG. 4 is a schematic side view of the inner structure of the inclined hole plate according to the present invention;
FIG. 5 is a side view of the U-shaped plate of the present invention;
fig. 6 is a side view of the inner structure of the arc plate of the present invention.
In the figure: 1. a first housing; 2. a first baffle plate; 3. a second housing; 4. a first threaded cap; 5. a second baffle; 6. a first bolt; 7. a first fixing plate; 8. a third housing; 9. a gasket; 10. a steel leg bolt; 11. a second fixing plate; 12. a U-shaped plate; 13. a second bolt; 14. an arc-shaped plate; 15. a threaded orifice plate; 16. a second threaded cap; 17. a rubber block; 18. a rubber ring; 19. an inclined hole plate; 20. a first slider; 21. a fixing ring; 22. fixing the rod; 23. a rubber sleeve; 24. a first slide rail; 25. an annular plate; 26. a first stopper; 27. a bearing; 28. a first through hole; 29. a second through hole; 30. a first threaded hole; 31. a second threaded hole; 32. a second limiting block; 33. a third threaded hole; 34. a second slide rail; 35. a second slider; 36. a porcelain umbrella group; 37. a sponge block; 38. an insulating panel.
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.
Examples
Referring to fig. 1-6, the present invention provides a technical solution: a porcelain insulator with high cold resistance comprises a porcelain umbrella group 36, wherein a first shell 1 is installed at the top of the porcelain umbrella group 36, two sides of the first shell 1 are respectively welded with a second shell 3, one side of the second shell 3 is communicated with the first shell 1, a third shell 8 is installed at the bottom of the porcelain umbrella group 36, a second fixing plate 11 is welded at the bottom of the third shell 8, a steel foot bolt 10 is installed at one side of the second fixing plate 11, a gasket 9 is sleeved at one side of the steel foot bolt 10, a first fixing plate 7 is respectively welded at two sides of the third shell 8, an arc plate 14 is respectively arranged at one side of each first fixing plate 7, a threaded pore plate 15 is welded at one side of the arc plate 14, a first bolt 6 is connected to the internal thread of the threaded pore plate 15, one end of the first bolt 6 is connected to the first shell 1 through thread, a second slide rail 34 is installed at one side of the first fixing plate 7, a second limiting block 32 is welded at one side of the internal part of the second slide rail 34, the inside sliding connection of second slide rail 34 has second slider 35, and one side and the arc 14 welding of second slider 35, the inboard bonding of arc 14 has heat insulating board 38, and the inboard bonding of heat insulating board 38 has sponge piece 37, and third screw hole 33 has been seted up to one side of first fixed plate 7, and inside one side threaded connection of second slider 35 has second bolt 13, and the one end of second bolt 13 is through third screw hole 33 and first fixed plate 7 threaded connection.
In this embodiment, specifically: the two sides of the second fixing plate 11 are respectively welded with a U-shaped plate 12, the U-shaped plate 12 comprises a vertical part and two horizontal parts, a second threaded hole 31 is formed in the middle of the vertical part, a first threaded hole 30 is formed in the middle of each horizontal part, and the U-shaped plate 12 is matched with the first threaded hole 30 and the second threaded hole 31 so that the ceramic umbrella group 36 can be conveniently installed at a specified position.
In this embodiment, specifically: the inside top end threaded connection of first casing 1 has second screw cap 16, the top skin weld of second screw cap 16 has first baffle 2, the bottom surface bonding of second screw cap 16 has block rubber 17, the inside wall of first casing 1 and block rubber 17 bottom handing-over department bonding have rubber circle 18, set up second screw cap 16 and be convenient for the staff and detect the interior line behavior of first casing 1, set up the leakproofness that first casing 1 and second screw cap 16 are connected of 18 cooperation block rubber 17 reinforcing of rubber circle.
In this embodiment, specifically: the inside threaded connection in outer end of second casing 3 has first screw cap 4, the outer end skin weld of first screw cap 4 has second baffle 5, second through-hole 29 has been seted up to the inside of second baffle 5, first through-hole 28 has been seted up to the inside of first screw cap 4, first through-hole 28 and second through-hole 29 intercommunication, the inside of second casing 3 is equipped with rubber sleeve 23, the inner skin weld of first screw cap 4 has annular slab 25, the other end of annular slab 25 rotates through bearing 27 and is connected with inclined orifice plate 19, a first slide rail 24 is respectively installed to the inside both sides of second casing 3, the inside sliding connection of first slide rail 24 has first slider 20, first slider 20 and inclined orifice plate 19 weld, it extrudees rubber sleeve 23 to set up the cooperation inclined orifice plate 19 of first screw cap 4, make the connection of rubber sleeve 23 and wire more stable.
In this embodiment, specifically: first stopper 26 is welded to each side of the interior of first slide rail 24, and first stopper 26 is provided to prevent first slider 20 from being removed from first slide rail 24.
In this embodiment, specifically: two solid fixed rings 21 have been cup jointed to the outside of rubber sleeve 23, and the dead lever 22 has all been welded to solid fixed ring 21's surface, and the one end and the welding of second casing 3 of dead lever 22, solid fixed ring 21's internal surface and rubber sleeve 23 bond set up solid fixed ring 21 cooperation dead lever 22 and fix a position rubber sleeve 23.
A manufacturing process of a porcelain insulator with high cold resistance comprises the following steps:
s1, mounting the ceramic umbrella group 36 by matching screws with the U-shaped plate 12;
s2, inserting the lead wire into the second housing 3 to perform the line connection;
and S3, adding the arc-shaped plate 14.
In this embodiment, specifically: in S2, after the wire is installed, the second baffle 5 is rotated to drive the first screw cap 4 to move into the second housing 3, so that the inclined hole plate 19 extrudes the rubber sleeve 23, and the rubber sleeve 23 tightly holds the wire.
In this embodiment, specifically: in S3, when the arc plate 14 is mounted, the second slider 35 is clipped into the second slide rail 34, so that the second slider slides in the second slide rail 34, and one side of the second slider 35 is attached to the second stopper 32.
When the working principle or the structural principle is used, the ceramic umbrella group 36 is arranged at a designated position by matching a first threaded hole 30 and a second threaded hole 31 which are formed in the U-shaped plate 12 through a screw and other components, a lead passes through the first through hole 28 and the second through hole 29 for installation, the second baffle plate 5 is rotated, the first threaded cover 4 moves towards the inside of the second shell 3, the first threaded cover 4 drives the inclined hole plate 19 to move through the annular plate 25, the inclined hole plate 19 drives the first sliding block 20 to slide in the first sliding rail 24, the inclined hole plate 19 extrudes the rubber sleeve 23 to tightly hold the lead, the second sliding block 35 is clamped into the second sliding rail 34, the second sliding block 35 is pushed to enable one side of the second sliding block to be attached to the second limiting block 32, the second bolt 13 is rotated to enable one end of the second sliding block to enter the third threaded hole 33, the position of the second sliding block 35 is fixed, the first bolt 6 is rotated to enable one end of the second sliding block to enter the first shell 1, and the position of the arc-shaped plate 14 is fixed, the heat insulating board 38 and the sponge piece 37 that arc 14 one side set up carry out cold-resistant protection to porcelain parachute kit 36, reduce the influence of ambient temperature to porcelain parachute kit 36, when needing to overhaul the circuit, rotate first baffle 2, make second screw thread lid 16 deviate from first casing 1, can observe the operational aspect of first casing 1 internal line, when need not to carry out cold-resistant protection to porcelain parachute kit 36, rotate first bolt 6 and second bolt 13, pulling arc 14, make second slider 35 deviate from second slide rail 34, can dismantle arc 14.
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 (9)
1. The utility model provides a porcelain insulator of high cold resistance, includes porcelain umbrella crowd (36), its characterized in that: the novel ceramic umbrella is characterized in that a first shell (1) is installed at the top of the ceramic umbrella group (36), a second shell (3) is welded on each of the two sides of the first shell (1), one side of the second shell (3) is communicated with the first shell (1), a third shell (8) is installed at the bottom of the ceramic umbrella group (36), a second fixing plate (11) is welded at the bottom of the third shell (8), a steel leg bolt (10) is installed on one side of the second fixing plate (11), a gasket (9) is sleeved on one side of the steel leg bolt (10), a first fixing plate (7) is welded on each of the two sides of the third shell (8), each arc-shaped plate (14) is arranged on one side of the first fixing plate (7), a threaded hole plate (15) is welded on one side of the arc-shaped plate (14), and a first bolt (6) is connected with the internal threads of the threaded hole plate (15), the one end and the first casing (1) threaded connection of first bolt (6), second slide rail (34) are installed to one side of first fixed plate (7), the inside one side welding of second slide rail (34) has second stopper (32), the inside sliding connection of second slide rail (34) has second slider (35), one side and arc (14) welding of second slider (35), the inboard bonding of arc (14) has heat insulating board (38), the inboard bonding of heat insulating board (38) has sponge piece (37), third screw hole (33) have been seted up to one side of first fixed plate (7), the inside one side threaded connection of second slider (35) has second bolt (13), the one end of second bolt (13) is through third screw hole (33) and first fixed plate (7) threaded connection.
2. The porcelain insulator with high cold resistance of claim 1, wherein: the two sides of the second fixing plate (11) are respectively welded with a U-shaped plate (12), each U-shaped plate (12) comprises a vertical part and two horizontal parts, a second threaded hole (31) is formed in the middle of each vertical part, and a first threaded hole (30) is formed in the middle of each horizontal part.
3. The porcelain insulator with high cold resistance of claim 1, wherein: the inside top end threaded connection of first casing (1) has second screw cap (16), the top skin weld of second screw cap (16) has first baffle (2), the bottom surface bonding of second screw cap (16) has rubber block (17), the inside wall of first casing (1) bonds with rubber block (17) bottom handing-over department and has rubber circle (18).
4. The porcelain insulator with high cold resistance of claim 1, wherein: a first thread cover (4) is connected with the inner part of the outer end of the second shell (3) in a threaded way, a second baffle plate (5) is welded on the outer end surface of the first threaded cover (4), a second through hole (29) is formed in the second baffle plate (5), a first through hole (28) is arranged inside the first threaded cover (4), the first through hole (28) is communicated with a second through hole (29), a rubber sleeve (23) is arranged inside the second shell (3), an annular plate (25) is welded on the surface of the inner end of the first threaded cover (4), the other end of the annular plate (25) is rotationally connected with an inclined hole plate (19) through a bearing (27), two sides in the second shell (3) are respectively provided with a first slide rail (24), the inner part of the first sliding rail (24) is connected with a first sliding block (20) in a sliding mode, and the first sliding block (20) is welded with the inclined hole plate (19).
5. The porcelain insulator with high cold resistance of claim 4, wherein: two sides of the interior of the first sliding rail (24) are respectively welded with a first limiting block (26).
6. The porcelain insulator with high cold resistance of claim 4, wherein: two fixed rings (21) are sleeved outside the rubber sleeve (23), the outer surface of each fixed ring (21) is welded with a fixed rod (22), one end of each fixed rod (22) is welded with the second shell (3), and the inner surface of each fixed ring (21) is bonded with the rubber sleeve (23).
7. The manufacturing process of the porcelain insulator with high cold resistance according to claim 6, characterized in that: the method comprises the following steps:
s1, mounting a ceramic umbrella group (36) by matching screws with the U-shaped plate (12);
s2, inserting the lead into the second shell (3) for circuit connection;
s3, adding an arc-shaped plate (14).
8. The manufacturing process of the porcelain insulator with high cold resistance according to claim 7, characterized in that: in S2, after the wire is installed, the second baffle (5) is rotated to drive the first threaded cover (4) to move towards the second shell (3), so that the inclined hole plate (19) extrudes the rubber sleeve (23), and the rubber sleeve (23) tightly holds the wire.
9. The manufacturing process of the porcelain insulator with high cold resistance according to claim 7, characterized in that: in S3, when the arc-shaped plate (14) is additionally installed, the second sliding block (35) is clamped into the second sliding rail (34) to slide in the second sliding rail (34), so that one side of the second sliding block (35) is attached to the second limiting block (32).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011295207.8A CN112447341B (en) | 2020-11-18 | 2020-11-18 | High-cold-resistance porcelain insulator and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011295207.8A CN112447341B (en) | 2020-11-18 | 2020-11-18 | High-cold-resistance porcelain insulator and manufacturing process thereof |
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| CN112447341A CN112447341A (en) | 2021-03-05 |
| CN112447341B true CN112447341B (en) | 2022-03-15 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201199483Y (en) * | 2008-04-30 | 2009-02-25 | 锦州盛达电器成套设备有限公司 | Integration high voltage bushing |
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| JP4084183B2 (en) * | 2002-12-26 | 2008-04-30 | 古河電気工業株式会社 | Production method of polymer insulator |
| CN2886761Y (en) * | 2006-03-14 | 2007-04-04 | 河北省电力研究院 | A column insulator protection device |
| JP2009289624A (en) * | 2008-05-30 | 2009-12-10 | Japan Ae Power Systems Corp | Gas insulated electric appliance |
| CN202025581U (en) * | 2011-05-18 | 2011-11-02 | 浙江侨泰电力设备有限公司 | Lightning-proof post insulator |
| CN206532651U (en) * | 2017-03-23 | 2017-09-29 | 凯达高电铁路电气化器材制造有限公司 | One kind uphangs composite rod insulator |
| CN109961911A (en) * | 2017-12-14 | 2019-07-02 | 陕西赛普瑞电气有限公司 | Lightning protection porcelain bottle insulators with safety guard |
| CN207883412U (en) * | 2018-01-16 | 2018-09-18 | 江西省萍乡市南坑高压电瓷有限公司 | A kind of porcelain insulator that anti-day and night temperature is big |
| CN209962794U (en) * | 2019-07-10 | 2020-01-17 | 萍乡华通电瓷制造有限公司 | Insulator for high-voltage line |
| CN209993411U (en) * | 2019-07-30 | 2020-01-24 | 武汉市亚龙新高温材料有限公司 | Glass fiber sleeve with heat preservation performance |
| CN210722589U (en) * | 2019-10-12 | 2020-06-09 | 萍乡华鹏电瓷集团有限公司 | Insulator for electric power |
| CN211427944U (en) * | 2020-04-03 | 2020-09-04 | 江西红星瓷业有限公司 | Waterproof high-voltage porcelain insulator |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201199483Y (en) * | 2008-04-30 | 2009-02-25 | 锦州盛达电器成套设备有限公司 | Integration high voltage bushing |
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Denomination of invention: A kind of porcelain insulator with high cold resistance and its manufacturing process Effective date of registration: 20230203 Granted publication date: 20220315 Pledgee: Bank of Communications Ltd. Pingxiang branch Pledgor: JIANGXI BAIXIN ELECTRIC PORCELAIN ELECTRIC CO.,LTD. Registration number: Y2023980032059 |
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