CN207719768U - A kind of composite dry-type wall bushing - Google Patents
A kind of composite dry-type wall bushing Download PDFInfo
- Publication number
- CN207719768U CN207719768U CN201721807281.7U CN201721807281U CN207719768U CN 207719768 U CN207719768 U CN 207719768U CN 201721807281 U CN201721807281 U CN 201721807281U CN 207719768 U CN207719768 U CN 207719768U
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- CN
- China
- Prior art keywords
- wall bushing
- fixedly connected
- main body
- low pressure
- composite dry
- Prior art date
- 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.)
- Expired - Fee Related
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- 239000002131 composite material Substances 0.000 title claims abstract description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011152 fibreglass Substances 0.000 claims abstract description 13
- 239000003822 epoxy resin Substances 0.000 claims abstract description 12
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 12
- 239000004744 fabric Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 8
- 230000001965 increasing effect Effects 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- Insulators (AREA)
Abstract
The utility model is related to electric armour clamp technical fields, and disclose a kind of composite dry-type wall bushing, including wall bushing main body and capacitance body, the inside of wall bushing main body is respectively arranged with conductive rod and epoxy resin fiberglass pipe, the outer surface of wall bushing main body is socketed with umbrella cover, one end of wall bushing main body is fixedly connected with end cap, the side of end cap is fixedly connected with line card, the side of line card is fixedly connected with copper wire folder, the inside of capacitance body is respectively arranged with high-tension shielding cover and low pressure shielding case, and the both sides of low pressure shielding case have been fixedly connected with ground terminal.The utility model uses epoxy resin fiberglass pipe as insulation tube, while increasing umbrella cover, insulation performance is improved, flashover is effectively prevented, the length of integral product is also opposite to be shortened, can quickly and cable connection have the characteristics that safe and reliable and easy for installation by copper wire folder.
Description
Technical field
The utility model is related to electric armour clamp technical field, specially a kind of composite dry-type wall bushing.
Background technology
During power Transmission, high voltage power supply is exactly passed through wall by high-voltage wall bushing, by interior guide into it is outdoor or
Person, which is guided by outdoor inside and outside interior or high-voltage switch gear or transformer, passes through the device that shell wall carries out high voltage power supply guiding.
Existing wall bushing is mainly made of flange, insulation tube and conductive rod, and the both ends of conductive rod connect high-tension cable, to convey electricity
Power.Due to high-tension cable carry high-voltage electricity, easily between wall occur flashover electric discharge, in addition need when mounted by cable with lead
Torch is electrically connected, and installation is also inconvenient.
In order to overcome the shortcomings of that flashover electric discharge easily occurs for existing wall bushing and installation is inconvenient, the utility model provides
A kind of composite dry-type wall bushing, the composite dry-type wall bushing use epoxy resin fiberglass pipe as insulation tube, simultaneously
Silicon rubber umbrella is increased, flashover is effectively prevented, is had the characteristics that safe and reliable and easy for installation.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of composite dry-type wall bushing, has easy for installation
The advantages that, solve the problems, such as that flashover electric discharge easily occurs for wall bushing and installation is inconvenient.
(2) technical solution
To realize that above-mentioned purpose easy for installation, the utility model provide the following technical solutions：A kind of composite dry is through walls
The inside of casing, including wall bushing main body and capacitance body, the wall bushing main body is respectively arranged with conductive rod and asphalt mixtures modified by epoxy resin
The outer surface of fat fiberglass pipe, the wall bushing main body is socketed with umbrella cover, and one end of the wall bushing main body, which is fixed, to be connected
It is connected to end cap, the side of the end cap is fixedly connected with line card, and the side of the line card is fixedly connected with copper wire folder, the capacitance
The inside of body is respectively arranged with high-tension shielding cover and low pressure shielding case, and the both sides of the low pressure shielding case have been fixedly connected with ground connection
The inner wall of terminal, the low pressure shielding case is fixedly connected with insulating layer, and the outer surface of the low pressure shielding case is fixedly connected with increasing
Strong layer.
Preferably, one end of the conductive rod runs through capacitance body and extends to the other side of capacitance body.
Preferably, the screw top of the line card is connected with screw, and the line card is fixedly connected by screw with copper wire folder.
Preferably, the quantity of the copper wire folder is two, and two copper wire folders are symmetrical with the center line of wall bushing main body
Axial symmetry is arranged in the both sides of wall bushing main body.
Preferably, the both ends of the high-tension shielding cover have been respectively fixedly connected with connecting terminal.
Preferably, the insulating layer is made of electrician's paper roll, and the enhancement layer is made of fiberglass gridding cloth.
(3) advantageous effect
Compared with prior art, the utility model provides a kind of composite dry-type wall bushing, has following advantageous effect：
1, the composite dry-type wall bushing uses epoxy resin fiberglass pipe as insulation tube, while increasing umbrella cover, carries
High insulation performance, effectively prevents flashover, and the length of integral product is also opposite to be shortened, can quickly and cable by copper wire folder
Connection, has the characteristics that safe and reliable and easy for installation.
2, the composite dry-type wall bushing can improve field distribution by the way that high-tension shielding cover and low pressure shielding case is arranged,
Electric stress of the electric field to insulating materials is reduced, corona discharge is reduced or eliminated, extends the service life of wall bushing main body, is ensured
The reliability service of network system, ground terminal can ensure that wall bushing main body will not cause suspended discharge, low pressure shielding case
Inside is equipped with insulating layer made of electrician's paper roll, and the outside of low pressure shielding case is equipped with enhancement layer made of fiberglass gridding cloth,
With the epoxy resin interface strength of enhancing injection molding.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model capacitance body sectional view；
Fig. 3 is the utility model low pressure shielding case sectional side view.
In figure：1 wall bushing main body, 2 capacitance bodies, 3 conductive rods, 4 epoxy resin fiberglass pipes, 5 umbrella covers, 6 end caps, 7
Line card, 8 screws, 9 copper wire folder, 10 high-tension shielding covers, 11 low pressure shielding cases, 12 connecting terminals, 13 ground terminals, 14 insulating layers,
15 enhancement layers.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-3, a kind of composite dry-type wall bushing, including wall bushing main body 1 and capacitance body 2, wall bushing
The inside of main body 1 is respectively arranged with conductive rod 3 and epoxy resin fiberglass pipe 4, and capacitance body 2 is run through simultaneously in one end of conductive rod 3
The other side for extending to capacitance body 2 uses epoxy resin fiberglass pipe 4 as insulation tube, while increasing umbrella cover 5, improves
Insulation performance effectively prevents flashover, and the length of integral product is also opposite to be shortened, and the outer surface of wall bushing main body 1 is socketed with
Umbrella cover 5, one end of wall bushing main body 1 are fixedly connected with end cap 6, and the side of end cap 6 is fixedly connected with line card 7, and the one of line card 7
Side is fixedly connected with copper wire folder 9, and the screw top of line card 7 is connected with screw 8, and line card 7 passes through 9 company of fixation of screw 8 and copper wire folder
It connects, the quantity of copper wire folder 9 is two, and two copper wire folders 9 are symmetricly set on as symmetry axis using the center line of wall bushing main body 1 and are worn
The both sides of wall sleeve main body 1, by copper wire folder 9 can quickly and cable connection, have the characteristics that it is safe and reliable and easy for installation,
The inside of capacitance body 2 is respectively arranged with high-tension shielding cover 10 and low pressure shielding case 11, and the both ends of high-tension shielding cover 10 are fixed respectively
It is connected with connecting terminal 12, the both sides of low pressure shielding case 11 have been fixedly connected with ground terminal 13, the inner wall of low pressure shielding case 11
It is fixedly connected with insulating layer 14, the outer surface of low pressure shielding case 11 is fixedly connected with enhancement layer 15, and insulating layer 14 is by electrician's paper roll
It is made, enhancement layer 15 is made of fiberglass gridding cloth, can be improved by the way that high-tension shielding cover 10 and low pressure shielding case 11 is arranged
Field distribution reduces electric stress of the electric field to insulating materials, reduces or eliminates corona discharge, extends making for wall bushing main body 1
With the service life, ensure that the reliability service of network system, ground terminal 13 can ensure that wall bushing main body 1 will not cause to suspend and put
The inside of electricity, low pressure shielding case 11 is equipped with insulating layer 14 made of electrician's paper roll, and the outside of low pressure shielding case 11 is equipped with glass fibers
Enhancement layer 15 made of grid cloth is tieed up, with the epoxy resin interface strength of enhancing injection molding.
When in use, the composite dry-type wall bushing, copper wire folder 9 are clipped on conductive rod 3 by line card 7 and screw 8, are being pacified
When dress, first copper wire folder 9 is first fixed on conductive rod 3, high-tension shielding cover 10 is equipped at least two and is connect using what soldering was drawn
Line terminals 12, connecting terminal 12 are electrically connected with the busbar across wall bushing main body 1, and low pressure shielding case 11 is equipped at least four
Ground terminal 13, at least one ground terminal 13 are connect with conducting wire.
In conclusion the composite dry-type wall bushing, can be changed by the way that high-tension shielding cover 10 and low pressure shielding case 11 is arranged
Kind field distribution reduces electric stress of the electric field to insulating materials, reduces or eliminates corona discharge, extends wall bushing main body 1
Service life ensures that the reliability service of network system, ground terminal 13 can ensure that wall bushing main body 1 will not cause to suspend and put
The inside of electricity, low pressure shielding case 11 is equipped with insulating layer 14 made of electrician's paper roll, and the outside of low pressure shielding case 11 is equipped with glass fibers
Enhancement layer 15 made of grid cloth is tieed up, with the epoxy resin interface strength of enhancing injection molding.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of composite dry-type wall bushing, including wall bushing main body (1) and capacitance body (2), it is characterised in that：It is described through walls
The inside of casing main body (1) is respectively arranged with conductive rod (3) and epoxy resin fiberglass pipe (4), the wall bushing main body
(1) outer surface is socketed with umbrella cover (5), and one end of the wall bushing main body (1) is fixedly connected with end cap (6), the end cap
(6) side is fixedly connected with line card (7), and the side of the line card (7) is fixedly connected with copper wire folder (9), the capacitance body (2)
Inside be respectively arranged with high-tension shielding cover (10) and low pressure shielding case (11), the both sides of the low pressure shielding case (11) are fixed
It is connected with ground terminal (13), the inner wall of the low pressure shielding case (11) is fixedly connected with insulating layer (14), the low pressure shielding
The outer surface of cover (11) is fixedly connected with enhancement layer (15).
2. a kind of composite dry-type wall bushing according to claim 1, it is characterised in that：One end of the conductive rod (3)
Through capacitance body (2) and extend to the other sides of capacitance body (2).
3. a kind of composite dry-type wall bushing according to claim 1, it is characterised in that：The top spiral shell of the line card (7)
Line is connected with screw (8), and the line card (7) is fixedly connected by screw (8) with copper wire folder (9).
4. a kind of composite dry-type wall bushing according to claim 1, it is characterised in that：The quantity of the copper wire folder (9)
It it is two, and two copper wire folders (9) are symmetricly set on wall bushing main body using the center line of wall bushing main body (1) as symmetry axis
(1) both sides.
5. a kind of composite dry-type wall bushing according to claim 1, it is characterised in that：The high-tension shielding cover (10)
Both ends have been respectively fixedly connected with connecting terminal (12).
6. a kind of composite dry-type wall bushing according to claim 1, it is characterised in that：The insulating layer (14) is by electrician
Paper roll is made, and the enhancement layer (15) is made of fiberglass gridding cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721807281.7U CN207719768U (en) | 2017-12-21 | 2017-12-21 | A kind of composite dry-type wall bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721807281.7U CN207719768U (en) | 2017-12-21 | 2017-12-21 | A kind of composite dry-type wall bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207719768U true CN207719768U (en) | 2018-08-10 |
Family
ID=63057082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721807281.7U Expired - Fee Related CN207719768U (en) | 2017-12-21 | 2017-12-21 | A kind of composite dry-type wall bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207719768U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342901A (en) * | 2018-11-27 | 2019-02-15 | 福州天宇电气股份有限公司 | Wall bushing and its working method with state of insulation on-line monitoring function |
| CN110098583A (en) * | 2019-05-14 | 2019-08-06 | 云南电网有限责任公司电力科学研究院 | A kind of wall bushing and preparation method thereof |
| CN110336233A (en) * | 2019-07-17 | 2019-10-15 | 唐山钢铁集团有限责任公司 | A kind of Electric Wires & Cables wall bushing of construction wall |
| CN112858848A (en) * | 2021-01-06 | 2021-05-28 | 浙江大有实业有限公司电缆工程分公司 | Repairable type test overline device capable of penetrating through narrow door or narrow window |
-
2017
- 2017-12-21 CN CN201721807281.7U patent/CN207719768U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342901A (en) * | 2018-11-27 | 2019-02-15 | 福州天宇电气股份有限公司 | Wall bushing and its working method with state of insulation on-line monitoring function |
| CN109342901B (en) * | 2018-11-27 | 2024-02-09 | 福州天宇电气股份有限公司 | Wall bushing with insulation state on-line monitoring function and working method thereof |
| CN110098583A (en) * | 2019-05-14 | 2019-08-06 | 云南电网有限责任公司电力科学研究院 | A kind of wall bushing and preparation method thereof |
| CN110336233A (en) * | 2019-07-17 | 2019-10-15 | 唐山钢铁集团有限责任公司 | A kind of Electric Wires & Cables wall bushing of construction wall |
| CN112858848A (en) * | 2021-01-06 | 2021-05-28 | 浙江大有实业有限公司电缆工程分公司 | Repairable type test overline device capable of penetrating through narrow door or narrow window |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20191221 |