CN107591769B - A kind of power cable pipeline waterproof plugging device - Google Patents
A kind of power cable pipeline waterproof plugging device Download PDFInfo
- Publication number
- CN107591769B CN107591769B CN201710840224.7A CN201710840224A CN107591769B CN 107591769 B CN107591769 B CN 107591769B CN 201710840224 A CN201710840224 A CN 201710840224A CN 107591769 B CN107591769 B CN 107591769B
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- Prior art keywords
- pipeline
- seat
- fixedly connected
- power cable
- shell
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- 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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
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- Laying Of Electric Cables Or Lines Outside (AREA)
- Pipe Accessories (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a kind of power cable pipeline waterproof plugging devices, including pipeline one, power cable, pipeline two, closure shell, sealing element one, side plugging structure, pin shaft, upper cover, upper plugging structure, gasket, sealing ring, lock, fixing seat, drinking-water pipe, sealing element two, water collection chamber, waterproof bulkhead, right pumping channel, screw and left pumping channel；The present invention has structurally reasonable simple, production cost is low, here the waterproof bulkhead being arranged, effectively the water between pipeline one and pipeline two can be isolated, the phenomenon that influencing whole pipelines so as to avoid the water in pipeline, right pumping channel set in addition and left pumping channel, what can be convenient for extracts the water generated in pipeline out, side plugging structure set in addition and upper plugging structure, compression sealing effectively can be carried out to power cable, here triple compressions are carried out by the upside between pipeline connects to seal, water can be effectively avoided to flow through from power cable side, to improve the effect of sealing.
Description
Technical field:
The present invention relates to field of power system, in particular to a kind of power cable pipeline waterproof plugging device.
Background technique:
With the fast development of China's electric power and communication career, the laying technology of underground cable is more and more extensive universal,
Buried cable pipe is generally all made with various plastic cement, iron (steel), concrete etc., is emitted in the underground groove dug in advance, and
Man-hand hole is set in a certain distance, as wiring, examination, maintenance or the operating point for managing route.After pipeline construction generally all
Entire cable channel is coated to be perfused with cement, but since man-hand hole and pipeline communicate, so if cable channel herein
Do not make sealing or poor sealing, after long-term, rainwater, sewage, mud are often charged into pipeline or mouse worm etc. scurries into,
And mouse gnaw cable, breeding, it is dead rot, result in line clogging；It is connected as well as pipeline, draws water to be formed down
Fill, can not pump, especially when certain section of cable when something goes wrong, make failure be difficult to exclude due to drawing water because that can not be segmented, therefore, needle
It is always the problem up for solution to the sealing technique between cable and cable channel.
Summary of the invention:
The object of the invention is that a kind of power cable pipeline waterproof plugging device is provided to solve the above-mentioned problems,
Solves the problems, such as the sealing waterproof between cable and cable channel.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions:
A kind of power cable pipeline waterproof plugging device, including pipeline one, power cable and pipeline two, it is characterised in that:
It further include blocking shell, sealing element one, pin shaft, upper cover, upper plugging structure, gasket, sealing ring, lock, fixing seat and sealing element
Two；It blocks and is fixedly connected on the right side of shell lower left side opening and pipeline one, block two left side of shell lower right side opening and pipeline
It is fixedly connected；Power cable passes sequentially through pipeline one, sealing element one, fixing seat, sealing element two and pipeline two；Sealing element one is fixed
It is connected to and blocks on the left of shell upper interior；Sealing element two is located at one right side of sealing element, and sealing element two is fixedly connected on closure shell
On the right side of body upper interior；It is movably connected on the left of upper cover by pin shaft and blocks shell upper left side, by locking and blocking on the right side of upper cover
Shell upper right side is fixedly connected, and is equipped with sealing ring between upper cover bottom surface and closure housing top surface；Upper plugging structure is located at fixing seat
Positive upside, upper plugging structure are fixedly connected in upper cover, and upper plugging structure bottom is fixedly connected with gasket.
Preferably, further including side plugging structure, drinking-water pipe, water collection chamber, waterproof bulkhead, right pumping channel, screw and a left side
Pumping channel；Waterproof bulkhead bottom is fixedly connected on by several screws and is blocked on enclosure interior bottom surface；Right pumping channel is located at
Waterproof bulkhead inner right side, on the upside of right pumping channel be connected inside water collection chamber；Left pumping channel is located inside waterproof bulkhead
Left side, on the upside of left pumping channel be connected inside water collection chamber；Water collection chamber is located at waterproof bulkhead upper interior, goes out on the upside of water collection chamber
Mouth is connected with side entrance under drinking-water pipe；Side plugging structure bottom is fixedly connected at the top of waterproof bulkhead, on the upside of the plugging structure of side
It is fixedly connected with fixing seat.
Preferably, the downside inlet of right pumping channel and left pumping channel is equipped with check valve.
Preferably, being equipped with gasket made of rubber material on the upside of fixing seat.
Preferably, side plugging structure specifically includes attachment base, side seat one, sliding seat one, screw rod one, nut one, cone tooth
Wheel one, gear one, swivel head, intermediate gear, gear two, driven shaft, side seat two, sliding seat two, screw rod two, nut two, cone tooth
Wheel two and connecting shaft；Seat one right side in side is fixedly connected on attachment base lower left side, and seat one left side left and right in side is connected with sliding seat
One, side one center of inside of seat is connected with screw rod one；One right end of screw rod is fixedly connected with bevel gear one, the activity above of screw rod one
It is connected with nut one；Nut one is fixedly connected on the right side of one center of inside of sliding seat；Gear one is movably connected in attachment base upper left
Inside side, it is fixedly connected on the downside of one center of gear and swivel head, is connected by intermediate gear with gear two on the right side of gear one；Tooth
Wheel two is movably connected in attachment base upper interior, and two center of gear is fixedly connected by driven shaft with two center of bevel gear；Bore tooth
Wheel two is connected with bevel gear one；Seat two left side in side is fixedly connected on attachment base lower right side, and seat two right side left and right in side is flexibly connected
There is sliding seat two, side two central movables of seat are connected with screw rod two；Two left end of screw rod passes through connecting shaft and one right center of bevel gear
It is fixedly connected, screw rod two is connected with nut two above；Nut two is fixedly connected on the left of two center of inside of sliding seat.
Preferably, swivel head upper interior is equipped with Hexagon hole.
Preferably, being equipped with rubber gasket on the lateral surface of sliding seat one and sliding seat two.
Preferably, upper plugging structure specifically includes fixed shell, locking head, nut seat, screw rod and movable block；Set casing
Internal portion central movable is connected with screw rod, and fixed shell lower inner part is connected with movable block vertically；Screw tip is fixed to be connected
It is connected to locking head, is connected with nut seat above screw rod；Nut seat is fixedly connected on movable block upper interior center.
Preferably, locking head upper interior is equipped with Hexagon hole.
Beneficial effects of the present invention:
The present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, the waterproof bulkhead being arranged here, Neng Gouyou
The phenomenon that water between pipeline one and pipeline two is isolated in effect, influences whole pipelines so as to avoid the water in pipeline,
Right pumping channel set in addition and left pumping channel, what can be convenient for extracts the water generated in pipeline out, side set in addition
Plugging structure and upper plugging structure effectively can carry out compression sealing to power cable, here by between pipeline connects
Upside carry out triple compression and seal, can effectively avoid water from flowing through from power cable side, to improve the effect of sealing
Fruit.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of side plugging structure.
Fig. 3 is the structural schematic diagram of upper plugging structure.
Specific embodiment:
As shown in Figure 1, present embodiment uses following technical scheme: a kind of power cable pipeline waterproof closure dress
It sets, including pipeline 1, power cable 2 and pipeline 2 18, further includes blocking shell 3, sealing element 1, side plugging structure 5, pin shaft
6, upper cover 7, upper plugging structure 8, gasket 9, sealing ring 10, lock 11, fixing seat 12, drinking-water pipe 13, sealing element 2 14, water collection chamber
15, waterproof bulkhead 16, right pumping channel 17, screw 19 and left pumping channel 20；Block 3 lower left side opening of shell and pipeline one
1 right side is fixedly connected, and is blocked 3 lower right side opening of shell and is fixedly connected with 2 18 left side of pipeline；16 bottom of waterproof bulkhead passes through
Several screws 19, which are fixedly connected on, to be blocked in 3 inner bottom surface of shell；Right pumping channel 17 is located at 16 inner right side of waterproof bulkhead, right
The upside of pumping channel 17 be connected inside water collection chamber 15；Left pumping channel 20 is located at 16 inside left of waterproof bulkhead, and a left side is drawn water
The upside of channel 20 be connected inside water collection chamber 15；Water collection chamber 15 is located at 16 upper interior of waterproof bulkhead, goes out on the upside of water collection chamber 15
Mouth is connected with the lower side entrance of drinking-water pipe 13；Plugging structure 5 bottom in side is fixedly connected on 16 top of waterproof bulkhead, side plugging structure
5 upsides are fixedly connected with fixing seat 12；Sealing element 1, which is fixedly connected on, to be blocked on the left of 3 upper interior of shell；Sealing element 2 14
In one 4 right side of sealing element, sealing element 2 14, which is fixedly connected on, to be blocked on the right side of 3 upper interior of shell；Pass through pin shaft 6 on the left of upper cover 7
It is movably connected in and blocks 3 upper left side of shell, be fixedly connected by lock 11 with 3 upper right side of shell is blocked on the right side of upper cover 7,7 bottom of upper cover
Sealing ring 10 is equipped between face and closure 3 top surface of shell；Upper plugging structure 8 is located at the positive upside of fixing seat 12, and upper plugging structure 8 is solid
Surely it is connected in upper cover 7, upper 8 bottom of plugging structure is fixedly connected with gasket 9；Power cable 2 passes sequentially through pipeline 1, close
Sealing 1, fixing seat 12, sealing element 2 14 and pipeline 2 18.
Wherein, the downside inlet of right pumping channel 17 and left pumping channel 20 is equipped with check valve；12 upside of fixing seat
Equipped with gasket made of rubber material.
As shown in Fig. 2, side plugging structure 5 specifically includes attachment base 51, side seat one 52, sliding seat 1, screw rod 1, spiral shell
Mother 1, bevel gear 1, gear 1, swivel head 58, intermediate gear 59, gear 2 510, driven shaft 511, side seat 2 512,
Sliding seat 2 513, screw rod 2 514, nut 2 515, bevel gear 2 516 and connecting shaft 517；Seat one 52 right side in side is fixedly connected on
51 lower left side of attachment base, one 52 left side left and right of side seat are connected with sliding seat 1, and side one 52 center of inside of seat are flexibly connected
There is screw rod 1；One 54 right end of screw rod is fixedly connected with bevel gear 1, and screw rod 1 is connected with nut 1 above；Spiral shell
Mother 1 is fixedly connected on the right side of one 53 center of inside of sliding seat；Gear 1 is movably connected in inside 51 upper left side of attachment base,
It is fixedly connected on the downside of one 57 center of gear and swivel head 58, one 57 right side of gear is connected by intermediate gear 59 with gear 2 510
It connects；Gear 2 510 is movably connected in 51 upper interior of attachment base, and 2 510 center of gear passes through driven shaft 511 and bevel gear two
516 centers are fixedly connected；Bevel gear 2 516 is connected with bevel gear 1；Seat 2 512 left side in side is fixedly connected on attachment base 51
Lower right side, 2 512 right side left and right of side seat are connected with sliding seat 2 513, and side 2 512 central movables of seat are connected with screw rod two
514；2 514 left end of screw rod is fixedly connected by connecting shaft 517 with one 56 right center of bevel gear, the activity above of screw rod 2 514
It is connected with nut 2 515；Nut 2 515 is fixedly connected on the left of 2 513 center of inside of sliding seat.
Wherein, 58 upper interior of swivel head is equipped with Hexagon hole；On the lateral surface of sliding seat 1 and sliding seat 2 513
Equipped with rubber gasket.
As shown in figure 3, upper plugging structure 8 specifically includes fixed shell 81, locking head 82, nut seat 83, screw rod 84 and lives
Motion block 85；Fixed 81 center of inside of shell is connected with screw rod 84, and fixed 81 lower inner part of shell is connected with work vertically
Motion block 85；Locking head 82 is fixedly connected at the top of screw rod 84, screw rod 84 is connected with nut seat 83 above；Nut seat 83 is fixed
It is connected to 85 upper interior of movable block center.
Wherein, 82 upper interior of locking head is equipped with Hexagon hole.
Use state of the invention are as follows: the present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, set here
The waterproof bulkhead 16 set can effectively be isolated the water between pipeline 1 and pipeline 2 18, so as to avoid in pipeline
Water the phenomenon that influencing whole pipelines, right pumping channel 17 and left pumping channel 20 set in addition, can be convenient for by pipeline
The water of middle generation is extracted out, and side plugging structure 5 and upper plugging structure 8 set in addition can effectively press power cable 2
Close envelope, and side plugging structure 5 compresses when sealing, and rotates swivel head 58 first, thus successively band moving gear 1, intermediate gear
59, gear 2 510, driven shaft 511 and bevel gear 2 516 are rotated, and bevel gear 2 516 are distinguished by bevel gear 1
Screw rod 1 and screw rod 2 514 is driven to rotate, so that sliding seat 1 and sliding seat 2 513 be driven to move through rubber outward
Power cable 2 is pressed on sealing element 1 to glue gasket and sealing element 2 14 is completed to seal above, here by connecting in pipeline
Between upside carry out triple compression and seal, can effectively avoid water from flowing through from 2 side of power cable, to improve sealing
Effect.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. a kind of power cable pipeline waterproof plugging device, including pipeline one (1), power cable (2) and pipeline two (18), special
Sign is: further include block shell (3), sealing element one (4), pin shaft (6), upper cover (7), upper plugging structure (8), gasket (9),
Sealing ring (10), lock (11), fixing seat (12) and sealing element two (14)；Block shell (3) lower left side opening and pipeline one (1)
Right side is fixedly connected, and is blocked and is fixedly connected on the left of shell (3) lower right side opening and pipeline two (18)；Power cable (2) is successively
Pass through pipeline one (1), sealing element one (4), fixing seat (12), sealing element two (14) and pipeline two (18)；Sealing element one (4) is fixed
It is connected to and blocks on the left of shell (3) upper interior；Sealing element two (14) is located at sealing element one (4) right, and sealing element two (14) is solid
Surely it is connected to and blocks on the right side of shell (3) upper interior；It is movably connected on the left of upper cover (7) by pin shaft (6) and blocks shell (3) left side
Upside, upper cover (7) right side are fixedly connected by lock (11) with shell (3) upper right side is blocked, upper cover (7) bottom surface and closure shell
(3) sealing ring (10) are equipped between top surface；
Upper plugging structure (8) is located at right above fixing seat (12), and upper plugging structure (8) is fixedly connected in upper cover (7), upper closure
Structure (8) bottom is fixedly connected with gasket (9).
2. a kind of power cable pipeline waterproof plugging device according to claim 1, which is characterized in that further include side plugging structure
(5), drinking-water pipe (13), water collection chamber (15), waterproof bulkhead (16), right pumping channel (17), screw (19) and left pumping channel
(20)；Waterproof bulkhead (16) bottom is fixedly connected on by several screws (19) and is blocked in shell (3) inner bottom surface；Draw water logical in the right side
Road (17) is located at waterproof bulkhead (16) inner right side, is connected inside right pumping channel (17) upside and water collection chamber (15)；Left pumping
Aquaporin (20) is located at waterproof bulkhead (16) inside left, is connected inside left pumping channel (20) upside and water collection chamber (15)；
Water collection chamber (15) is located at waterproof bulkhead (16) upper interior, and side outlet is connected with side entrance under drinking-water pipe (13) on water collection chamber (15)
It is logical；Side plugging structure (5) bottom is fixedly connected at the top of waterproof bulkhead (16), is fixedly connected on the upside of side plugging structure (5)
Reservation (12).
3. according to a kind of power cable pipeline waterproof plugging device of claim 2, it is characterised in that: right pumping channel (17) and a left side
The downside inlet of pumping channel (20) is equipped with check valve.
4. according to a kind of power cable pipeline waterproof plugging device of claim 3, it is characterised in that: be equipped on the upside of fixing seat (12)
Gasket made of rubber material.
5. according to a kind of power cable pipeline waterproof plugging device of claim 4, it is characterised in that: side plugging structure (5) is specific
Including attachment base (51), side seat one (52), sliding seat one (53), screw rod one (54), nut one (55), bevel gear one (56), tooth
Take turns one (57), swivel head (58), intermediate gear (59), gear two (510), driven shaft (511), side seat two (512), sliding seat two
(513), screw rod two (514), nut two (515), bevel gear two (516) and connecting shaft (517)；It is fixed on the right side of one (52) of seat of side to connect
It connects the left and right on the left of attachment base (51) lower left side, side one (52) of seat and is connected with sliding seat one (53), side one (52) of seat are internal
Central movable is connected with screw rod one (54)；Screw rod one (54) right end is fixedly connected with bevel gear one (56), and screw rod one (54) is above
It is connected with nut one (55)；Nut one (55) is fixedly connected on the right side of sliding seat one (53) center of inside；Gear one (57)
It is movably connected in inside attachment base (51) upper left side, is fixedly connected on the downside of gear one (57) center and swivel head (58), gear one
(57) right side is connected by intermediate gear (59) with gear two (510)；Gear two (510) is movably connected on attachment base (51)
Inside side, gear two (510) center is fixedly connected by driven shaft (511) with bevel gear two (516) center；Bevel gear two
(516) it is connected with bevel gear one (56)；Attachment base (51) lower right side, side seat two are fixedly connected on the left of two (512) of seat of side
(512) right side left and right is connected with sliding seat two (513), and side two (512) central movables of seat are connected with screw rod two (514)；Spiral shell
Bar two (514) left end is fixedly connected by connecting shaft (517) with bevel gear one (56) right center, and screw rod two (514) is lived above
It is dynamic to be connected with nut two (515)；Nut two (515) is fixedly connected on the left of sliding seat two (513) center of inside.
6. according to a kind of power cable pipeline waterproof plugging device of claim 5, it is characterised in that: swivel head (58) upper interior
Equipped with Hexagon hole.
7. according to a kind of power cable pipeline waterproof plugging device of claim 6, it is characterised in that: sliding seat one (53) and activity
Rubber gasket is equipped on the lateral surface of two (513) of seat.
8. according to a kind of power cable pipeline waterproof plugging device of claim 7, it is characterised in that: upper plugging structure (8) are specific
Including fixed shell (81), locking head (82), nut seat (83), screw rod (84) and movable block (85)；Fixed shell (81) are internal
Central movable is connected with screw rod (84), and fixed shell (81) lower inner part is connected with movable block (85) vertically；Screw rod (84)
Top is fixedly connected with locking head (82), and screw rod (84) is connected with nut seat (83) above；Nut seat (83) is fixedly connected
In movable block (85) upper interior center.
9. according to a kind of power cable pipeline waterproof plugging device of claim 8, it is characterised in that: locking head (82) upper interior
Equipped with Hexagon hole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910778003.0A CN110429549B (en) | 2017-09-18 | 2017-09-18 | Waterproof plugging device of power cable pipeline |
| CN201710840224.7A CN107591769B (en) | 2017-09-18 | 2017-09-18 | A kind of power cable pipeline waterproof plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710840224.7A CN107591769B (en) | 2017-09-18 | 2017-09-18 | A kind of power cable pipeline waterproof plugging device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910778003.0A Division CN110429549B (en) | 2017-09-18 | 2017-09-18 | Waterproof plugging device of power cable pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107591769A CN107591769A (en) | 2018-01-16 |
| CN107591769B true CN107591769B (en) | 2019-09-24 |
Family
ID=61047215
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910778003.0A Expired - Fee Related CN110429549B (en) | 2017-09-18 | 2017-09-18 | Waterproof plugging device of power cable pipeline |
| CN201710840224.7A Active CN107591769B (en) | 2017-09-18 | 2017-09-18 | A kind of power cable pipeline waterproof plugging device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910778003.0A Expired - Fee Related CN110429549B (en) | 2017-09-18 | 2017-09-18 | Waterproof plugging device of power cable pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN110429549B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115986664A (en) * | 2021-09-23 | 2023-04-18 | 国网山东省电力公司广饶县供电公司 | Swift watertight fittings suitable for electric power cable head |
| CN115085111B (en) * | 2022-07-13 | 2023-10-13 | 国网河南省电力公司沁阳市供电公司 | Waterproof plugging device of power cable pipeline |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0602757D0 (en) * | 2006-02-10 | 2006-03-22 | Guest John Int Ltd | Improvements in or relating to tube couplings for connecting a pair of conduits for carrying a cable |
| JP2008184810A (en) * | 2007-01-30 | 2008-08-14 | Kowa Sangyo Kk | Watertight anchorage device for repairing method and anchor repairing method |
| JP5684516B2 (en) * | 2010-03-24 | 2015-03-11 | 倉敷化工株式会社 | Flexible joint |
| CN202206099U (en) * | 2011-04-07 | 2012-04-25 | 上海市电力公司 | Connecting and waterproofing structure for tunnel pipe joint in jacking pipe construction of cable tunnel |
| JP6282870B2 (en) * | 2014-01-30 | 2018-02-21 | 昭和電線ケーブルシステム株式会社 | Intermediate connection of protective tube and power cable |
| JP5960324B1 (en) * | 2015-05-26 | 2016-08-02 | 近畿電機株式会社 | Wire cover end sealing method and inner core used in the method |
| CN204835452U (en) * | 2015-07-28 | 2015-12-02 | 山东方特管业有限公司 | Electric power cable pipeline with window rolls off production line |
| CN105490221B (en) * | 2015-12-13 | 2017-09-29 | 南安市威速电子科技有限公司 | A kind of fire safety radiating wiring spool |
| CN205960551U (en) * | 2016-05-18 | 2017-02-15 | 吉林省吉能电力建设监理有限责任公司 | Novel cable is waterproof device |
| CN106340751B (en) * | 2016-08-31 | 2019-10-15 | 浙江凯耀照明股份有限公司 | A kind of Waterproof cable joint |
| CN206385447U (en) * | 2017-01-06 | 2017-08-08 | 徐北 | A kind of bridge pipeline crosses the river structure |
| CN111779903A (en) * | 2018-08-20 | 2020-10-16 | 烟台知兴知识产权咨询服务有限公司 | Heating and ventilation air conditioner pipeline connecting device |
-
2017
- 2017-09-18 CN CN201910778003.0A patent/CN110429549B/en not_active Expired - Fee Related
- 2017-09-18 CN CN201710840224.7A patent/CN107591769B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110429549B (en) | 2020-06-05 |
| CN107591769A (en) | 2018-01-16 |
| CN110429549A (en) | 2019-11-08 |
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Effective date of registration: 20190904 Address after: 264010 Sino-Russian Science Park, No. 4, No. 17 Jingba Road, Yantai High-tech Zone, Shandong Province Applicant after: Yantai Sanxin New Energy Technology Co., Ltd. Address before: 264000 Tongshili 171, Zhifu District, Yantai City, Shandong Province Applicant before: Sun Jingyu |
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Denomination of invention: A waterproof sealing device for power cable pipeline Effective date of registration: 20211221 Granted publication date: 20190924 Pledgee: Yantai Sangao Intellectual Property Agency Co.,Ltd. Pledgor: YANTAI SANXIN NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021980015607 |
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Date of cancellation: 20220526 Granted publication date: 20190924 Pledgee: Yantai Sangao Intellectual Property Agency Co.,Ltd. Pledgor: YANTAI SANXIN NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021980015607 |