CN105790183B - Cable cavern high temperature resistant waterproof plugging device - Google Patents
Cable cavern high temperature resistant waterproof plugging device Download PDFInfo
- Publication number
- CN105790183B CN105790183B CN201610294663.8A CN201610294663A CN105790183B CN 105790183 B CN105790183 B CN 105790183B CN 201610294663 A CN201610294663 A CN 201610294663A CN 105790183 B CN105790183 B CN 105790183B
- Authority
- CN
- China
- Prior art keywords
- ceramic block
- mounting hole
- fire prevention
- ring
- plugging device
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
- F16L5/04—Sealing to form a firebreak device
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Gasket Seals (AREA)
Abstract
Cable cavern high temperature resistant waterproof plugging device, plugging device has cable mounting hole, plugging part includes pre-ceramic block, can deformation middle sealing gasket, ceramic block and connection fixture afterwards, pre-ceramic block has pre-ceramic block mounting hole, middle sealing gasket has middle sealing gasket mounting hole, ceramic block has rear ceramic block mounting hole afterwards, pre-ceramic block is provided with fire prevention gear and gear of being prevented fires outside pre-ceramic block in pre-ceramic block, ceramic block is provided with fire prevention gear and gear of being prevented fires outside rear ceramic block in rear ceramic block afterwards, make interior fire prevention back-up ring before being formed on plugging device, preceding outer fire prevention back-up ring, interior fire prevention back-up ring and rear outer fire prevention back-up ring afterwards, fire prevention groove before being between preceding interior fire prevention back-up ring and preceding outer fire prevention back-up ring, prevented fires after being between interior fire prevention back-up ring and rear outer fire prevention back-up ring afterwards groove, this structure high temperature resistant, fire protecting performance is good and water resistance is good.
Description
Technical field
The present invention relates to cable cavern high temperature resistant waterproof plugging device.
Background technology
In many transformer stations, there are many inlet-outlet lines to use power cable, must pass through when passing through floor or partition wall special
With cable cavern, for the ease of installation, general cable cavern is bigger than power cable diameter, just has gap after cable installation,
According to regulatory requirements should be between power cable and hole gap on plugging device is installed, but existing closure installation and removal
Complexity, non-refractory, fire protecting performance is bad, and the excessive water resistance in gap between plugging device and cable cavern is bad.
The content of the invention
For above-mentioned technical problem, it is an object of the invention to：A kind of simple installation and removal, high temperature resistant, fire prevention are provided
The cable cavern high temperature resistant waterproof plugging device that performance is good and water resistance is good.
In order to solve the above-mentioned technical problem, the present invention uses following technical scheme：Cable cavern high temperature resistant waterproof plugging device,
Plugging device is made up of multigroup plugging part, and the plugging device has a cable mounting hole, and the plugging part includes pre-ceramic block, can
Middle sealing gasket, rear ceramic block and the connection fixture of deformation, the pre-ceramic block have pre-ceramic block mounting hole, the middle sealing
Pad has middle sealing gasket mounting hole, and the rear ceramic block has rear ceramic block mounting hole, the pre-ceramic block mounting hole, middle sealing
Pad mounting hole and rear ceramic block mounting hole are communicated, and the connection fixture is installed through pre-ceramic block mounting hole, middle sealing gasket
Hole and rear ceramic block mounting hole, fit together pre-ceramic block, middle sealing gasket and rear ceramic block, and the pre-ceramic block is provided with
The interior fire prevention gear of pre-ceramic block and gear of being prevented fires outside pre-ceramic block, the rear ceramic block are provided with rear ceramic block prevent fires gear and rear ceramics
Prevent fires outside block gear, make interior fire prevention back-up ring before being formed on plugging device, preceding outer fire prevention back-up ring, it is rear in fire prevention back-up ring and rear outer fire prevention keep off
Circle, it is described before in be between fire prevention back-up ring and preceding outer fire prevention back-up ring before fire prevention groove, it is described after in fire prevention back-up ring prevented fires with rear outer
Prevented fires after being between back-up ring groove.
The beneficial effect of cable cavern high temperature resistant waterproof plugging device provided by the invention is：Because plugging device is by multigroup closure
Part forms, and the plugging device has a cable mounting hole, the plugging part include pre-ceramic block, can deformation middle sealing gasket,
Ceramic block and connection fixture afterwards, the pre-ceramic block have pre-ceramic block mounting hole, and the middle sealing gasket has middle sealing gasket
Mounting hole, it is described after ceramic block there is rear ceramic block mounting hole, the pre-ceramic block mounting hole, middle sealing gasket mounting hole and after
Ceramic block mounting hole is communicated, and the connection fixture is pacified through pre-ceramic block mounting hole, middle sealing gasket mounting hole and rear ceramic block
Hole is filled, fits together pre-ceramic block, middle sealing gasket and rear ceramic block, the pre-ceramic block is provided with pre-ceramic block and prevented fires
Gear and gear of being prevented fires outside pre-ceramic block, the rear ceramic block are provided with rear ceramic block prevent fires gear and gear of being prevented fires outside rear ceramic block, made
Interior fire prevention back-up ring before being formed on plugging device, preceding outer fire prevention back-up ring, it is rear in fire prevention back-up ring and rear outer fire prevention back-up ring, it is described before in prevent fires
Fire prevention groove before being between back-up ring and preceding outer fire prevention back-up ring, prevented fires after being between interior fire prevention back-up ring and rear outer fire prevention back-up ring after described
Groove, therefore the gap that need to be only put into multigroup plugging part between cable and hole during installation is assembled so that peace
Assembly and disassembly are simple and convenient, and the pre-ceramic block and rear ceramic block being made of ceramic materials can bear higher temperature with metal phase ratio
Degree, occur flame during fire preceding interior fire prevention back-up ring, preceding outer fire prevention back-up ring, it is rear in fire prevention back-up ring and rear outer fire prevention back-up ring stop
Lower flame, which can be kept off back toward opposite direction, to be sprayed, that is to say, that flame can be kept off under the stop of preceding fire prevention groove and rear fire prevention groove
Return and sprayed toward opposite direction, avoid the gap between gap and plugging device and cable of the flame between plugging device and hole from entering,
The cable and middle sealing gasket for preventing plugging device rear are burned out so that fire protecting performance greatly improves, can shape when plugging device installs
The middle sealing gasket become is upheld under the extruding of pre-ceramic block and rear ceramic block toward both sides becomes big so that the outward flange of middle sealing gasket with
The inwall of hole abuts sealing, and the inward flange of middle sealing gasket abuts sealing with the outer surface of cable so that water can not work as from gap
Middle inflow, so as to which water resistance greatly improves.
Further the pre-ceramic block mounting hole includes the first pre-ceramic block mounting hole and the second pre-ceramic block mounting hole,
Sealing gasket mounting hole in sealing gasket mounting hole and second during the middle sealing gasket mounting hole includes first, the rear ceramic block installation
Ceramic block mounting hole after ceramic block mounting hole and second after hole includes first, it is close in the first pre-ceramic block mounting hole, first
Ceramic block mounting hole is communicated after packing mounting hole and first, and sealing gasket is installed in the second pre-ceramic block mounting hole, second
Ceramic block mounting hole communicates behind hole and second, the connection fixture including first be connected bolt, second be connected
Bolt and positioning locking cap, the positioning locking cap include the first positioning fixed column, the second positioning fixed column and the fixed company of positioning
One end of contact pin, one end of the first positioning fixed column and the second positioning fixed column, which is fixedly connected with piece with positioning and fixed, to be connected
Connect, the other end of the first positioning fixed column has the first positioning fixed column screwed hole, and described second positions the another of fixed column
One end has the second positioning fixed column screwed hole, ceramic block mounting hole after the first positioning fixed column insertion first, and described the
Ceramic block mounting hole after two positioning fixed column insertions second, the positioning is fixedly connected with piece and cooperation is abutted with rear ceramic block, described
First is connected in bolt the first pre-ceramic block mounting hole of insertion and the positioning fixed column screwed hole of screw-in first, and described second connects
Connect fixing bolt insert the second pre-ceramic block mounting hole and screw in second positioning fixed column screwed hole in, make pre-ceramic block, in it is close
Packing and rear ceramic block fit together, and this structure realizes two-point locating, rotation first be connected bolt when, the first positioning
Fixed column remains motionless, rotation second be connected bolt when, second positioning fixed column remains motionless so that installation
It is light with more facilitating during dismounting.
Further there is preceding installation groove on the pre-ceramic block, there is rear installation groove, institute on the rear ceramic block
State first be connected bolt and the second afterbody for being connected bolt be respectively positioned on before in installation groove, the positioning is fixedly connected
Piece is located in rear installation groove, and the preceding installation groove, which is provided with, is connected first bolt and second that is connected bolt
The pre-ceramic sealed cover slip that afterbody covers, the rear installation groove, which is provided with to position, is fixedly connected with the rear ceramic seal that piece covers
Cover plate, this structure cause the exposed part of plugging device to be all made of ceramic materials, so that more high temperature resistant, fire line
Can be more preferable.
Further the rear Internal periphery of installation groove and the Internal periphery of preceding installation groove are fixedly connected with piece with positioning
Outline match, it is described after ceramic seal cover plate outline and pre-ceramic sealed cover slip outline respectively with rear installation
The Internal periphery of groove and the Internal periphery of preceding installation groove match, and this structure causes the overall more smooth, installation of plugging device
It is more convenient, overall more firm.
Further the rear installation groove, preceding installation groove, positioning are fixedly connected with piece, rear ceramic seal cover plate and preceding pottery
Porcelain sealed cover slip is fan ring-type, and fans the both ends arc transition of ring, and this structure is easy to process, manufacturing cost is lower.
Further fire prevention gear and the interior fire prevention of rear ceramic block keep off equal round-corner transition in the pre-ceramic block, and this structure can be kept away
Exempt from breakage when fire prevention gear contacts in the outer surface and the interior fire prevention gear of pre-ceramic block and rear ceramic block of cable.
Gear of further being prevented fires outside the pre-ceramic block is prevented fires outside with rear ceramic block keeps off equal round-corner transition, and this structure can be kept away
The outer surface for exempting from cable is damaged with when fire prevention gear contacts outside prevented fires outside pre-ceramic block gear and rear ceramic block.
Further the plugging device is made up of three groups of plugging parts, and the plugging device installation of three groups of plugging part compositions is more
It is convenient and swift.
The present invention is further illustrated with reference to the accompanying drawings and detailed description
Brief description of the drawings
Fig. 1 is the structural representation of cable cavern high temperature resistant waterproof plugging device provided by the invention；
Cross section structure diagram when Fig. 2 is cable cavern high temperature resistant waterproof plugging device installation provided by the invention；
Fig. 3 is the structural representation of the pre-ceramic block of cable cavern high temperature resistant waterproof plugging device provided by the invention；
Fig. 4 is the structural representation of the rear ceramic block of cable cavern high temperature resistant waterproof plugging device provided by the invention；
Fig. 5 is the structural representation of the middle sealing gasket of cable cavern high temperature resistant waterproof plugging device provided by the invention；
Fig. 6 be the connection fixture of cable cavern high temperature resistant waterproof plugging device provided by the invention structural representation it
One；
Fig. 7 be the connection fixture of cable cavern high temperature resistant waterproof plugging device provided by the invention structural representation it
Two.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the embodiment of cable cavern high temperature resistant waterproof plugging device,
Plugging device 1 is made up of multigroup plugging part 2, and the plugging device 1 has cable mounting hole 3, and the plugging part 2 includes pre-ceramic
Block 4, can deformation middle sealing gasket 5, rear ceramic block 6 and connection fixture 7, the pre-ceramic block 4 has pre-ceramic block mounting hole
8, the middle sealing gasket 5 has middle sealing gasket mounting hole 9, and the rear ceramic block 6 has rear ceramic block mounting hole 10, made pottery before described
Porcelain block mounting hole 8, middle sealing gasket mounting hole 9 and rear ceramic block mounting hole 10 communicate, and the connection fixture 7 passes through pre-ceramic
Block mounting hole 8, middle sealing gasket mounting hole 9 and rear ceramic block mounting hole 10, make pre-ceramic block 4, middle sealing gasket 5 and rear ceramic block 6
Fit together, the pre-ceramic block 4, which is provided with pre-ceramic block to prevent fires, keeps off gear 12 of being prevented fires outside 11 and pre-ceramic block, the rear pottery
Porcelain block 6 is provided with fire prevention in rear ceramic block and keeps off gear 14 of being prevented fires outside 13 and rear ceramic block, makes interior fire prevention back-up ring before being formed on plugging device 1
15th, preceding outer fire prevention back-up ring 16, rear interior prevent fires back-up ring 17 and rear outer fire prevention back-up ring 18, the preceding interior fire prevention back-up ring 15 and preceding outer fire prevention
Fire prevention groove 19 before being between back-up ring 16, groove of being prevented fires after being between interior fire prevention back-up ring 17 and rear outer fire prevention back-up ring 18 after described
20。
The pre-ceramic block mounting hole 8 includes the first pre-ceramic block mounting hole 21 and the second pre-ceramic block mounting hole 22, institute
Sealing gasket mounting hole 24 in sealing gasket mounting hole 23 and second in stating sealing gasket mounting hole 9 and including first, it is described after ceramic block
Ceramic block mounting hole 26, the first pre-ceramic block mounting hole after ceramic block mounting hole 25 and second after mounting hole 10 includes first
21st, ceramic block mounting hole 25 communicates after sealing gasket mounting hole 23 and first in first, the second pre-ceramic block mounting hole 22,
Ceramic block mounting hole 26 communicates after sealing gasket mounting hole 24 and second in second, and the connection fixture 7 includes the first connection
Fixing bolt 27, second be connected bolt 28 and positioning locking cap 29, it is described positioning locking cap 29 include first positioning fix
Post 30, second positions fixed column 31 and piece 32, one end of the first positioning fixed column 30 and the second positioning is fixedly connected with positioning
One end of fixed column 31 is fixedly connected with piece 32 with positioning and is fixedly connected,
The other end of the first positioning fixed column 30 has the first positioning fixed column screwed hole, and second positioning is fixed
The other end of post 31 has the second positioning fixed column screwed hole, and ceramic block is installed after the first positioning fixed column 30 insertion first
Hole 25, ceramic block mounting hole 26 after the second positioning fixed column 31 insertion second, the positioning are fixedly connected with piece 32 and rear pottery
Porcelain block 6, which abuts, to be coordinated, and described first bolt 27 that is connected inserts the first pre-ceramic block mounting hole 21 and to screw in the first positioning solid
In fixed column screwed hole, described second be connected bolt 28 insert the second pre-ceramic block mounting hole 22 and screw in second positioning fix
In male screw hole, fit together pre-ceramic block 4, middle sealing gasket 5 and rear ceramic block 6.
There is preceding installation groove 33 on the pre-ceramic block 4, there is rear installation groove 34 on the rear ceramic block 6, it is described
First be connected bolt 27 and the second afterbody for being connected bolt 28 be respectively positioned on before in installation groove 33, the positioning is fixed
Connection sheet 32 is located in rear installation groove 34, the preceding installation groove 33 be provided with by first be connected bolt 27 and second connect
The pre-ceramic sealed cover slip 35 that the afterbody of fixing bolt 28 covers is connect, the rear installation groove is provided with is fixedly connected with piece by positioning
The 32 rear ceramic seal cover plates 36 covered.
The Internal periphery of installation groove 34 and the Internal periphery of preceding installation groove 33 are fixedly connected with piece 32 with positioning after described
Outline matches, it is described after ceramic seal cover plate 36 outline and pre-ceramic sealed cover slip 35 outline respectively with rear peace
Fill the Internal periphery of groove 34 and the Internal periphery of preceding installation groove 33 matches.
Installation groove 34, preceding installation groove 33, positioning are fixedly connected with piece 32, rear ceramic seal cover plate 36 and preceding pottery after described
Porcelain sealed cover slip 35 is fan ring-type, and fans the both ends arc transition of ring.
Fire prevention keeps off 13 equal round-corner transitions of fire prevention gear in 11 and rear ceramic block in the pre-ceramic block, prevents outside the pre-ceramic block
Prevented fires outside fire gear 12 and rear ceramic block and keep off 14 equal round-corner transitions, the plugging device 1 is made up of three groups of plugging parts 2.
Above is to a kind of preferred embodiment introduced, be the present invention provided by the invention, it can't be to this
The scope of invention is construed as limiting, and all products using this technology are within protection scope of the present invention.
Claims (10)
1. cable cavern high temperature resistant waterproof plugging device, it is characterised in that：Plugging device (1) is made up of multigroup plugging part (2), described
Plugging device (1) has a cable mounting hole (3), the plugging part (2) include pre-ceramic block (4), can deformation middle sealing gasket
(5), rear ceramic block (6) and connection fixture (7), the pre-ceramic block (4) has pre-ceramic block mounting hole (8), close in described
Packing (5) has middle sealing gasket mounting hole (9), and the rear ceramic block (6) has rear ceramic block mounting hole (10), the pre-ceramic
Block mounting hole (8), middle sealing gasket mounting hole (9) and rear ceramic block mounting hole (10) communicate, and the connection fixture (7) passes through
Pre-ceramic block mounting hole (8), middle sealing gasket mounting hole (9) and rear ceramic block mounting hole (10), make pre-ceramic block (4), middle sealing
Pad (5) and rear ceramic block (6) fit together, and the pre-ceramic block (4) is provided with fire prevention gear (11) and preceding pottery in pre-ceramic block
Prevent fires outside porcelain block gear (12), it is described after ceramic block (6) be provided with fire prevention gear (13) and rear ceramic block in rear ceramic block and prevent fires outside gear
(14), make interior fire prevention back-up ring (15) before being formed on plugging device (1), preceding outer fire prevention back-up ring (16), it is rear in fire prevention back-up ring (17) and after
Outer fire prevention back-up ring (18), fire prevention groove (19) before being between interior fire prevention back-up ring (15) and preceding outer fire prevention back-up ring (16) before described, institute
Fire prevention groove (20) after being between interior fire prevention back-up ring (17) and rear outer fire prevention back-up ring (18) after stating.
2. cable cavern high temperature resistant waterproof plugging device according to claim 1, it is characterised in that：The pre-ceramic block installation
Hole (8) includes the first pre-ceramic block mounting hole (21) and the second pre-ceramic block mounting hole (22), the middle sealing gasket mounting hole (9)
Including sealing gasket mounting hole (24) in sealing gasket mounting hole (23) and second in first, it is described after ceramic block mounting hole (10) include
Ceramic block mounting hole (26) after ceramic block mounting hole (25) and second after first, the first pre-ceramic block mounting hole (21),
Ceramic block mounting hole (25) communicates after sealing gasket mounting hole (23) and first in one, the second pre-ceramic block mounting hole
(22), ceramic block mounting hole (26) communicates after sealing gasket mounting hole (24) and second in second, connection fixture (7) bag
Include first be connected bolt (27), second be connected bolt (28) and positioning locking cap (29), the positioning locking cap
(29) piece (32) is fixedly connected with positioning including the first positioning fixed column (30), the second positioning fixed column (31), described first is fixed
One end of position fixed column (30) and one end of the second positioning fixed column (31) are fixedly connected with piece (32) with positioning and are fixedly connected, institute
Stating the other end of the first positioning fixed column (30) has the first positioning fixed column screwed hole, the second positioning fixed column (31)
The other end has the second positioning fixed column screwed hole, ceramic block mounting hole after the first positioning fixed column (30) insertion first
(25), ceramic block mounting hole (26) after the second positioning fixed column (31) insertion second, the positioning are fixedly connected with piece (32)
Abut cooperation with rear ceramic block (6), described first bolt (27) that is connected inserts the first pre-ceramic block mounting hole (21) and revolved
Enter in the first positioning fixed column screwed hole, described second is connected the second pre-ceramic block mounting hole (22) of bolt (28) insertion simultaneously
Screw in the second positioning fixed column screwed hole, fit together pre-ceramic block (4), middle sealing gasket (5) and rear ceramic block (6).
3. cable cavern high temperature resistant waterproof plugging device according to claim 2, it is characterised in that：The pre-ceramic block (4)
Upper have a preceding installation groove (33), and described have a rear installation groove (34) afterwards on ceramic block (6), and described first is connected bolt
(27) it is respectively positioned on the second afterbody for being connected bolt (28) in preceding installation groove (33), the positioning is fixedly connected with piece (32)
In the rear installation groove (34), the preceding installation groove (33), which is provided with, connects first bolt (27) and second that is connected
The pre-ceramic sealed cover slip (35) that the afterbody of fixing bolt (28) covers, the rear installation groove, which is provided with, is fixedly connected with positioning
The rear ceramic seal cover plate (36) that piece (32) covers.
4. cable cavern high temperature resistant waterproof plugging device according to claim 3, it is characterised in that：Installation groove after described
(34) outline that Internal periphery and the Internal periphery of preceding installation groove (33) is fixedly connected with piece (32) with positioning matches, described
Afterwards the outline of the outline of ceramic seal cover plate (36) and pre-ceramic sealed cover slip (35) respectively with rear installation groove (34)
Internal periphery and the Internal periphery of preceding installation groove (33) match.
5. the cable cavern high temperature resistant waterproof plugging device according to claim 3 or 4, it is characterised in that：Installation is recessed after described
Groove (34), preceding installation groove (33), positioning are fixedly connected with piece (32), rear ceramic seal cover plate (36) and pre-ceramic sealed cover slip
(35) it is fan ring-type, and fans the both ends arc transition of ring.
6. the cable cavern high temperature resistant waterproof plugging device according to claim 1 or 2 or 3 or 4, it is characterised in that：Before described
Fire prevention gear (11) and interior fire prevention gear (13) the equal round-corner transition of rear ceramic block in ceramic block.
7. cable cavern high temperature resistant waterproof plugging device according to claim 5, it is characterised in that：Prevent in the pre-ceramic block
Fire prevention gear (13) equal round-corner transition in fire gear (11) and rear ceramic block.
8. the cable cavern high temperature resistant waterproof plugging device according to claim 1 or 2 or 3 or 4, it is characterised in that：Before described
Prevent fires gear (12) outside ceramic block and rear ceramic block is prevented fires gear (14) equal round-corner transition outside.
9. cable cavern high temperature resistant waterproof plugging device according to claim 6, it is characterised in that：It is anti-outside the pre-ceramic block
Fire keeps off outside (12) and rear ceramic block gear (14) equal round-corner transition of preventing fires.
10. the cable cavern high temperature resistant waterproof plugging device according to claim 1 or 2 or 3 or 4, it is characterised in that：The envelope
Stifled device (1) is made up of three groups of plugging parts (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610294663.8A CN105790183B (en) | 2016-05-05 | 2016-05-05 | Cable cavern high temperature resistant waterproof plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610294663.8A CN105790183B (en) | 2016-05-05 | 2016-05-05 | Cable cavern high temperature resistant waterproof plugging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105790183A CN105790183A (en) | 2016-07-20 |
| CN105790183B true CN105790183B (en) | 2018-02-13 |
Family
ID=56400749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610294663.8A Expired - Fee Related CN105790183B (en) | 2016-05-05 | 2016-05-05 | Cable cavern high temperature resistant waterproof plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105790183B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2348328A1 (en) * | 1976-04-14 | 1977-11-10 | Pont A Mousson | Fire arrester for fusible pipe connected through wall - has annular connecting piece with chemical foam mix expanded by heat to seal opening |
| JP3683727B2 (en) * | 1998-04-17 | 2005-08-17 | 未来工業株式会社 | How to close the penetration |
| CN2764017Y (en) * | 2004-12-30 | 2006-03-08 | 英业达股份有限公司 | Fixator for electric connector |
| CN203532988U (en) * | 2013-08-27 | 2014-04-09 | 浙江爱佑管道科技有限公司 | Fire-retardant ring |
| CN103486338B (en) * | 2013-09-02 | 2015-09-30 | 国家电网公司 | Pillar waterproof blocking device worn by a kind of cable |
| CN104728529B (en) * | 2015-04-10 | 2017-03-22 | 缤谷电力科技（上海）有限公司 | Universal protective seal plug for pipe hole |
| CN205565615U (en) * | 2016-05-05 | 2016-09-07 | 温州圆立电力科技有限公司 | High temperature resistant waterproof plugging device of cable hole |
-
2016
- 2016-05-05 CN CN201610294663.8A patent/CN105790183B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105790183A (en) | 2016-07-20 |
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Effective date of registration: 20190117 Address after: Room 101, Building No. 52, Xingshun Road, Puzhou Street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Yongcheng Power Technology Co., Ltd. Address before: Room 104, Building 11, Lupu Jinyuan, Station Avenue, Lucheng District, Wenzhou City, Zhejiang Province Patentee before: WENZHOU YUANLI ELECTRIC POWER TECHNOLOGY CO., LTD. |
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| 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: 20180213 Termination date: 20190505 |