CN211830087U - Sweepdown umbrella-shaped 95 porcelain wall bushing - Google Patents
Sweepdown umbrella-shaped 95 porcelain wall bushing Download PDFInfo
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- CN211830087U CN211830087U CN202020670713.XU CN202020670713U CN211830087U CN 211830087 U CN211830087 U CN 211830087U CN 202020670713 U CN202020670713 U CN 202020670713U CN 211830087 U CN211830087 U CN 211830087U
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Abstract
The utility model discloses a sweepdown umbrella-shaped 95 porcelain wall bushing, the whole metal conducting rod is a cylindrical structure, wherein, both ends of the metal conducting rod are provided with spiral threads, the upper part of each end of the metal conducting rod is fixedly connected with a nut, the lower part of the nut is fixedly connected with the top end of a fixed ring, a reserved hole is arranged in the middle of the fixed ring, the bottom of the fixed ring is connected with a rubber ring, the rubber ring is made of flexible rubber material, the utility model adopts 95 porcelain tubes to ensure that the high-temperature insulation resistance of the equipment is large, and simultaneously, the service life is greatly prolonged, the utility model can greatly improve the surface creepage distance of the wall bushing by arranging the sweepdown umbrella-shaped on the surface of the 95 porcelain tubes, which is not only beneficial to preventing the surface area from being exposed, but also can fully satisfy the insulation capacity under high-temperature and high-humidity smoke, the flange glue, the inner flashover distance and the outer flashover distance are optimized under the condition of considering the difference of the inner working environment and the outer working environment.
Description
Technical Field
The utility model relates to a power equipment field specifically is sweep formula umbrella-type 95 porcelain wall bushing down.
Background
The cathode voltage in the high-voltage electric field of the electric dust collector is generally up to-72 kV, and in order to transmit the high voltage into the electric dust collector through the wall (or the top layer) of the electric dust collector, a wall bushing is required to be adopted around the metal electric conductor, particularly the wall (or the top layer) of the electric dust collector to insulate the metal electric conductor. Because the working objects of the electric dust collector are high-temperature smoke dust and have certain humidity, the conventional common electric porcelain wall bushing cannot meet the insulation requirement in a high-temperature environment and needs to be replaced frequently, and the problem needs to be overcome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sweep formula umbrella-type 95 porcelain wall bushing down to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the sweepdown umbrella-shaped 95 porcelain wall bushing comprises a 95 porcelain pipe, a flange, a metal conducting rod, a nut, a fixing ring, a thread, a rubber ring, a mounting hole, asphalt oil hemp and sealant; the whole metal conducting rod is of a cylindrical structure, both ends of the metal conducting rod are provided with spiral threads, the upper part of each end of the metal conducting rod is fixedly connected with a nut, the lower part of the nut is fixedly connected with the top end of a fixing ring, a reserved hole is arranged in the middle of the fixing ring, the bottom of the fixing ring is connected with a rubber ring, the rubber ring is made of flexible rubber, the metal conducting rod penetrates through the reserved hole of the circular rubber ring, the lower part of the rubber ring is connected with the upper part of another same fixing ring, the lower part of the fixing ring is connected with the top end of another nut, the bottom end of another nut is connected with the top of a 95 ceramic tube, asphalt oil hemp is filled in a gap, the surface of the 95 ceramic tube is provided with a down-sweeping umbrella shape, the middle position of the 95 ceramic tube is fixedly provided with a flange, meanwhile, the flange is provided with a, the fixing rings are connected through nuts, the rubber ring is arranged between the two fixing rings, another nut is connected to the lower portion of the other fixing ring, and the nuts at the two ends of the metal conducting rod are clamped tightly, so that the tightness of the 95 ceramic tube is achieved.
As a further aspect of the present invention: the metal conducting rod penetrates through the reserved hole of the fixing ring
As a further aspect of the present invention: the 95 ceramic tube adopts hollow structure, and the metal conducting rod passes through the inside of the 95 ceramic tube.
As a further aspect of the present invention: the flange is fixedly connected with a sealant, the sealant is connected with the 95 ceramic tube, and the sealant is positioned in a gap between the flange and the ceramic tube.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an thereby it is big to adopt 95 ceramic tubes to make equipment high temperature insulation resistance, simultaneously increase of service life greatly, the utility model discloses a grazing formula umbrella can improve the surface creepage distance of wall bushing greatly under the surface setting of 95 ceramic tubes, not only does benefit to and prevents the surface dew, can fully satisfy the insulating ability under the high temperature and high humidity flue gas simultaneously, the utility model discloses cross flange mucilage binding and fix at 95 ceramic tubes relevant position, under the difference circumstances of considering inside and outside operational environment, make inside and outside flashover distance reach the best, the utility model discloses a surface at 95 ceramic tubes is equipped with the lower formula umbrella design of grazing that is used for improving insulating ability of different diameters at the upper and lower end of flange to reach best surface flashover distance the utility model has the advantages of intensity is high, high temperature resistant, prevent that flashover is effectual. The utility model discloses a surface at 95 porcelain tube is equipped with the individual shape design of formula of sweeping down that is used for improving insulating ability, and especially the umbrella-type in the dust remover obviously strengthens to increase surface flashover distance, umbrella-type opening installation down during mounting flange.
Drawings
Fig. 1 is a schematic structural diagram of a main body of a sweepdown umbrella-shaped 95 porcelain wall bushing.
Fig. 2 is a schematic structural diagram of a large sample A in a sweepdown umbrella-shaped 95-porcelain wall bushing.
Fig. 3 is a schematic structural diagram of a drawing flange in a sweepdown umbrella-shaped 95 porcelain wall bushing.
The figure is as follows: 195 a porcelain tube; 2, flange; 3 a metal conductive rod; 4, a nut; 5, fixing a ring; 6, threading; 7, a rubber ring; 8, mounting holes; 9 wing rings; 10, sealing glue; 9 asphalt and hemp.
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.
Referring to fig. 1 to 3, in the embodiment of the present invention, the lower-swept umbrella-shaped 95 ceramic wall bushing includes a 95 ceramic pipe 1, a flange 2, a metal conducting rod 3, a nut 4, a fixing ring 5, a thread 6, a rubber ring 7, a mounting hole 8, a bitumen oil hemp 9 and a sealant 10.
The metal conducting rod 3 is integrally of a cylindrical structure, both ends of the metal conducting rod 3 are provided with spiral threads 6, the upper part of each end of the metal conducting rod 3 is fixedly connected with a nut 4, the lower part of the nut 4 is fixedly connected with the top end of a fixing ring 5, a reserved hole is arranged in the middle of the fixing ring 5, the metal conducting rod 3 penetrates through the reserved hole, the bottom of the fixing ring 5 is connected with a rubber ring 7, the rubber ring 7 is made of flexible rubber, the rubber ring 7 has the dustproof and non-conductive characteristics, the metal conducting rod 3 also penetrates through the reserved hole of the circular rubber ring 7, the lower part of the rubber ring 7 is connected with the upper part of another same fixing ring 5, the lower part of the fixing ring 5 is connected with the top end of another nut 4, the bottom end of another nut 4 is,
95 ceramic tube 1 adopts hollow structure, and inside metal conducting rod 3 passed 95 ceramic tube 1, filled pitch oil fiber crops 9 in the space department, pitch oil fiber crops 9 both can played the lubrication action, played insulating high voltage power simultaneously, had the non-conducting characteristic, made 95 ceramic tube 1 like this not only high temperature insulation resistance big, 95 ceramic tube 1 can increase of service life greatly simultaneously.
The surface of the 95 ceramic tube 1 is provided with a downward-swept umbrella shape, the downward-swept umbrella shape can greatly improve the surface creepage distance of the wall bushing, and meanwhile, the surface area exposure prevention is facilitated, and the insulation capacity under high-temperature and high-humidity flue gas can be fully met.
The fixed flange 2 that sets up of 1 intermediate position of 95 ceramic cylinder, specifically be the sealed glue 10 of 2 fixed connection of flange, sealed glue 10 connects 95 ceramic cylinder 1, sealed glue 10 is located flange 2 and 1 intermediate space position of 95 ceramic cylinder, be equipped with mounting hole 8 on the flange 2 simultaneously, mounting hole 8 and this body coupling of electrostatic precipitator, the same coupling nut 4 in 1 lower part of 95 ceramic cylinder, retainer plate 5 is connected to nut 4, set up rubber circle 7 in the middle of two retainer plate 5, another nut 4 is connected to 5 below of another retainer plate, through pressing from both sides tightly 3 both ends nut 4 to the metal conducting rod, realize 1 elasticity of 95 ceramic cylinder.
The utility model discloses a theory of operation is:
specifically, a metal conducting rod 3 penetrates through a 95 ceramic tube 1, nuts 4 connected with the two ends of the metal conducting rod 3 are clamped at the center of the 95 ceramic tube 1 by using tools, a high-voltage power supply is sent into an electric dust remover through the metal conducting rod 3, insulation between the metal conducting rod 3 and a flange 2 depends on the 95 ceramic tube 1, the surface of the 95 ceramic tube 1 is provided with a sweep-down type design for improving the insulation capacity, particularly, the umbrella shape of the 95 ceramic tube 1 in the electric dust remover is obviously increased to increase the surface flashover distance, and the umbrella-shaped opening is installed downwards when the flange 1 is installed.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. A sweepdown umbrella-shaped 95 porcelain wall bushing comprises a 95 porcelain tube (1), a flange (2), a metal conducting rod (3), a nut (4), a fixing ring (5), a thread (6), a rubber ring (7), a mounting hole (8), asphalt oil hemp (9) and sealant (10); the device is characterized in that the whole metal conducting rod (3) is of a cylindrical structure, wherein two ends of the metal conducting rod (3) are respectively provided with a spiral thread (6), the upper part of each end of the metal conducting rod (3) is fixedly connected with a nut (4), the lower part of each nut (4) is fixedly connected with the top end of a fixing ring (5), a reserved hole is arranged in the middle of each fixing ring (5), the bottom of each fixing ring (5) is connected with a rubber ring (7), each rubber ring (7) is made of flexible rubber, the metal conducting rod (3) also penetrates through the reserved hole of each circular rubber ring (7), the lower part of each rubber ring (7) is connected with the upper part of the other same fixing ring (5), the lower part of each fixing ring (5) is connected with the top end of the other nut (4), the bottom end of the other nut (4) is connected with the top of a 95 porcelain tube (1), and asphalt oil hemp, the utility model discloses a dust collector, including 95 ceramic tube (1), 95 ceramic tube (1) surface sets up down sweepback formula umbrella-type, 95 ceramic tube (1) intermediate position is fixed and is set up flange (2), be equipped with mounting hole (8) on flange (2) simultaneously, mounting hole (8) and this body coupling of electrostatic precipitator, 95 same coupling nut (4) in ceramic tube (1) lower part, retainer plate (5) are connected in nut (4), set up rubber circle (7) in the middle of two retainer plates (5), another nut (4) are connected to another retainer plate (5) below, through pressing from both sides tightly metal conducting rod (3) both ends head nut (4), realize 95 ceramic tube (1) elasticity.
2. The sweepdown umbrella-shaped 95 porcelain wall bushing according to claim 1, wherein the metal conducting rod (3) is perforated with a hole reserved in the fixing ring (5).
3. The sweepdown umbrella-shaped 95 porcelain wall bushing according to claim 1, wherein the 95 porcelain tube (1) is of a hollow structure, and the metal conducting rod (3) penetrates through the inside of the 95 porcelain tube (1).
4. The sweepdown umbrella-shaped 95 porcelain wall bushing according to claim 1, wherein the flange (2) is fixedly connected with a sealant (10), the sealant (10) is connected with the 95 porcelain tube (1), and the sealant (10) is positioned in a gap between the flange (2) and the 95 porcelain tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020670713.XU CN211830087U (en) | 2020-04-28 | 2020-04-28 | Sweepdown umbrella-shaped 95 porcelain wall bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020670713.XU CN211830087U (en) | 2020-04-28 | 2020-04-28 | Sweepdown umbrella-shaped 95 porcelain wall bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211830087U true CN211830087U (en) | 2020-10-30 |
Family
ID=73022016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020670713.XU Active CN211830087U (en) | 2020-04-28 | 2020-04-28 | Sweepdown umbrella-shaped 95 porcelain wall bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211830087U (en) |
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2020
- 2020-04-28 CN CN202020670713.XU patent/CN211830087U/en active Active
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