CN113872141A - Electric power pipeline plugging device - Google Patents
Electric power pipeline plugging device Download PDFInfo
- Publication number
- CN113872141A CN113872141A CN202111053771.3A CN202111053771A CN113872141A CN 113872141 A CN113872141 A CN 113872141A CN 202111053771 A CN202111053771 A CN 202111053771A CN 113872141 A CN113872141 A CN 113872141A
- Authority
- CN
- China
- Prior art keywords
- electric power
- power pipeline
- staple bolt
- sealing
- threaded rod
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Classifications
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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
- H02G15/00—Cable fittings
- H02G15/003—Filling materials, e.g. solid or fluid insulation
-
- 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
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
-
- 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
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to an electric power pipeline plugging device in the technical field of pipeline fittings, which comprises a sealing disc, wherein a cable fastener is arranged on the surface of the sealing disc corresponding to an electric power pipeline, a plurality of concentric sealing rings with different diameters are arranged on the periphery of the cable fastener, a plurality of locking pieces matched with the electric power pipeline are arranged on the side wall of the sealing disc along the circumferential direction, and the locking pieces can be adjusted along the radial direction of the sealing disc and the axial direction of the electric power pipeline. The adjustable cable plugging device is reasonable in structure and simple to operate, the plugging device can adapt to power pipelines with different diameters by arranging the adjustable locking piece and the concentric sealing rings, different cables can be fastened by arranging the elastic belt on the cable fastener and the left and right hoops, the overall application range is wide, the sealing effect is good, and the cable plugging device is not easy to loosen after being used for a long time; all parts are mutually matched, when maintenance is needed, the tightness of the locking piece, the sealing ring and the left and right hoops can be flexibly adjusted according to the field condition, the integral replacement is not needed, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of pipe fittings, in particular to an electric power pipeline plugging device.
Background
The electric power pipeline plugging device is a sealing device arranged in an electric power cable pipeline, generally made of rubber, and the rubber expands inwards and outwards after being stressed (or air pressure) to fill up a section between the cable pipeline and a cable, so that the cable is fixed and the pipeline is sealed. The method for sealing the pipe orifice by using fire-proof mud, cement, yellow sand and the like in the traditional technology is changed, the pipe orifice sealing is convenient to disassemble and seal during rush repair and maintenance, the existing plugging device also adopts a flexible sealing element to seal the pipeline, the principle is that the flexible sealing element is put into a cable pipe, then a bolt of a connecting element is screwed down to force the flexible sealing element to deform, the peripheral surface of an inner ring of the flexible sealing element is tightly attached to the surface of the cable, the outer peripheral surface of the flexible sealing element is tightly attached to the inner wall of the cable pipe, and an annular sealing surface is generated between the pipeline and the cable to seal, the sealing device has a plurality of problems, for example, when the bolt of the connecting element is screwed down to deform the flexible sealing element, the flexible sealing element cannot be comprehensively deformed, a gap can be generated locally, the annular sealing surface has the defect of untight attachment with the outer wall of the pipeline, so that the sealing performance is not strong, and the problem of the sealing performance is also generated in the connection between the connecting element and the flexible sealing element, or the flexible sealing element does not fill the section between the pipeline and the cable, so that the cable cannot be fixed and the pipeline cannot be sealed, and the pipeline plugging device is poor in plugging effect and poor in sealing property and is easy to loosen after being used for a long time; in addition, to the power pipeline of different pipe diameters, need the plugging device of different size models, application scope is little, and ageing needs the plugging device of renewal after the plugging device uses for a long time, and is with high costs.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an electric power pipeline plugging device which comprises a sealing disc, wherein a cable fastening piece is arranged on the surface of the sealing disc corresponding to an electric power pipeline, a plurality of concentric sealing rings with different diameters are arranged on the periphery of the cable fastening piece, a plurality of locking pieces matched with the electric power pipeline are arranged on the side wall of the sealing disc along the circumferential direction, and the locking pieces can be adjusted along the radial direction of the sealing disc and the axial direction of the electric power pipeline.
Preferably, the cable fastener includes left staple bolt and right staple bolt, the one end of left side staple bolt and right staple bolt is passed through articulated shaft hinge and is connected, the one end and the sealed dish of articulated shaft are connected, a plurality of fixed orificess that distribute on the other end of left side staple bolt are equipped with a plurality of fixed blocks that match with the fixed orifices on the other end of right staple bolt, all be equipped with one section elastic webbing on left side staple bolt and the right staple bolt.
Preferably, the elastic band is a rubber band.
Preferably, the centre of a circle of sealing ring is located electric power pipeline's center axis, and each sealing ring is located the concave ring that sealed dish was gone up and is corresponded, and the one end that the sealing ring corresponds electric power pipeline is fixed with rubber seal, and the other end of sealing ring is equipped with a plurality of threaded rods one, a plurality of threaded rods one along the circumference evenly distributed of sealing ring, the one end of threaded rod one is passed through the bearing and is connected with the sealing ring rotation, and the other end of threaded rod one runs through and is equipped with the cross spline on the terminal surface of sealed dish and threaded rod one, threaded rod one with sealed dish screw-thread fit.
Preferably, the number of the first threaded rods is not less than three.
Preferably, the locking piece comprises a rod sleeve, a second threaded rod, a third threaded rod and a locking pressing block; the one end of pole cover and the side fixed connection who seals the dish are fixed with the lug on the inner wall of pole cover, and the other end of pole cover rotates and is connected with the knob, be equipped with the internal thread that matches with two threaded rods on the inner wall of knob, in the one end of two threaded rods passed the knob, be equipped with on two threaded rods with lug complex recess, the one end of lug is located the recess, the other end fixedly connected with connecting block of two threaded rods, be equipped with the screw hole on the connecting block, the one end of three threaded rods is fixed with the turning handle, and the other end of three threaded rods runs through and is rotated and be connected with the horizontally connecting rod behind the screw hole, the one end and the locking briquetting of connecting rod are connected.
Preferably, a rubber pad is arranged on the surface of the locking pressing block corresponding to the power pipeline.
The invention also includes other components that enable the normal use of a power pipeline closure, etc., all by conventional means in the art. In addition, the devices or components which are not limited in the invention all adopt the conventional technical means in the field, and the rubber belts, the rubber sealing rings, the cross splines, the rubber pads and the like are all conventional equipment in the field.
The working principle of the invention is that when in use, the left hoop and the right hoop are firstly opened, then the sealing disc is tightly attached to the end part of the electric power pipeline, the cable in the electric power pipeline is put into the left hoop and the right hoop, the left hoop and the right hoop are buckled according to the thickness of the cable, namely, the fixing block of the right hoop is clamped into the fixing hole of the left hoop, so that the cable is tightly fixed by the left hoop and the right hoop, and then the locking piece is adjusted according to the diameter of the electric power pipeline, so that the sealing disc is fixed with the electric power pipeline, the concrete operation is as follows: the rotary knob is rotated, the second threaded rod does not rotate along with the rotary knob but extends and retracts along the rod sleeve under the action of the convex block and the groove, the second threaded rod extends and retracts to drive the connecting block to move, the third threaded rod drives the locking pressing block to move to the position corresponding to the connecting edge of the end face of the power pipeline, and the rotary handle of the third threaded rod is rotated to enable the locking pressing block to be pressed down to be in close contact with the connecting edge of the end face of the power pipeline; and finally, selecting a proper matched sealing ring on the sealing disc according to the diameter of the power pipeline, and sequentially rotating a plurality of threaded rods I corresponding to the sealing ring by using a tool (such as a screwdriver) to enable the rubber sealing ring of the sealing ring to be tightly combined with the end face of the power pipeline, so that the end face sealing of the power pipeline can be completed.
When the plugging device is loosened or maintained, the locking piece can be reversely operated to open, the fastening condition of the left anchor ear and the right anchor ear to the cable is checked, and if the plugging device is loosened, the adjustable fixing block is matched and connected with the fixing hole, so that the left anchor ear and the right anchor ear are further tightly held; if not hard up, only rotate the locking briquetting that the handle tightened locking piece, rotate threaded rod one and be close to the sealed effect of consolidating rubber seal with corresponding sealed ring to power pipeline, when power pipeline's terminal surface corresponds a plurality of sealing rings, can all form the multiple seal with the power pipeline terminal surface contact with a plurality of sealing rings, further improve sealed effect.
The cable plugging device has the beneficial effects that the structure is reasonable, the operation is simple, the plugging device is suitable for power pipelines with different diameters by arranging the adjustable locking piece and the concentric sealing rings, different cables can be fastened by arranging the elastic belt on the cable fastener and the left and right hoops, the overall application range is wide, the sealing effect is good, the plugging effect is improved, and the cable plugging device is not easy to loosen after being used for a long time; the whole assemblies are mutually matched, when maintenance is needed, the fastening performance of the locking piece, the sealing ring and the left and right hoops can be flexibly adjusted according to the field condition, integral replacement is not needed, the service life is prolonged, the cost is reduced, the efficiency is improved, and the plugging effect is further ensured.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cable fastener of FIG. 1;
FIG. 3 is a bottom view of the sealing disk of FIG. 1;
FIG. 4 is a top plan view of the sealing disk of FIG. 1;
FIG. 5 is a schematic view of the seal ring of FIG. 1;
fig. 6 is an enlarged view at a in fig. 1.
In the figure: 1. the sealing device comprises a sealing disc, a first threaded rod, a first cross spline, a second cross spline, a right hoop, a left hoop, a fixed block, a fixed hole, a fixing belt, a locking pressing block, a connecting rod, a third threaded rod, a connecting block, a rotating handle, a rod sleeve, a knob, a screw rod, a second threaded rod, a connecting block, a rotating handle, a rod sleeve, a rotating handle, a connecting edge, a rubber sealing ring, a concave ring, a convex block, a concave ring, a hinge shaft, a concave ring and a concave ring.
Detailed Description
The present invention will be described more clearly with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention. All other embodiments, which can be obtained by those skilled in the art without any inventive step based on the embodiments of the present invention, should be included in the scope of the present invention.
Examples
As shown in fig. 1-6, the invention provides an electric power pipeline plugging device, which comprises a sealing disc 1, wherein a cable fastener is arranged on the surface of the sealing disc 1 corresponding to an electric power pipeline, a plurality of concentric sealing rings 21 with different diameters are arranged on the periphery of the cable fastener, a plurality of locking pieces matched with the electric power pipeline are arranged on the side wall of the sealing disc 1 along the circumferential direction, and the locking pieces can be adjusted along the radial direction of the sealing disc 1 and the axial direction of the electric power pipeline.
The cable fastener includes left staple bolt 5 and right staple bolt 4, the one end of left side staple bolt 5 and right staple bolt 4 is passed through articulated shaft 20 hinge and is connected, the one end of articulated shaft 20 is connected with sealed dish 1, a plurality of fixed orificess 7 of distributing on the other end of left side staple bolt 5 are equipped with a plurality of fixed blocks 6 that match with fixed orifices 7 on the other end of right staple bolt 4, all be equipped with one section elastic webbing 8 on left side staple bolt 5 and the right staple bolt 4.
The elastic belt 8 is a rubber belt.
The centre of a circle of sealing ring 21 is located electric power pipeline's center axis, and each sealing ring 21 is located the concave ring 22 that sealed dish 1 went up to correspond, and the one end that sealing ring 21 corresponds electric power pipeline is fixed with rubber seal 17, and the other end of sealing ring 21 is equipped with a plurality of threaded rods 2, a plurality of threaded rods 2 along sealing ring 21's circumference evenly distributed, the one end of threaded rod 2 is passed through the bearing and is rotated with sealing ring 21 and be connected, and the other end of threaded rod 2 runs through and is equipped with cross spline 3 on the terminal surface of sealed dish 1 and threaded rod 2, threaded rod 2 and sealed dish 1 screw-thread fit.
The number of the first threaded rods 2 is not less than three, so that the rubber sealing rings 17 are fully and tightly contacted and sealed with the end face of the power pipeline.
The locking piece comprises a rod sleeve 14, a second threaded rod 16, a third threaded rod 11 and a locking pressing block 9; one end of rod cover 14 and sealed dish 1's side fixed connection are fixed with lug 19 on the inner wall of rod cover 14, and the other end of rod cover 14 rotates and is connected with knob 15, be equipped with the internal thread that matches with two 16 threaded rods on the inner wall of knob 15, the one end of two 16 threaded rods is passed and is stretched into in the rod cover 14 behind the knob 15, be equipped with on two 16 threaded rods with lug 19 complex recess 18, the one end of lug 19 is located recess 18, and the length of recess 18 is parallel with two 16 threaded rods's length, and two 16 threaded rod's the other end fixedly connected with connecting block 12, be equipped with the screw hole on connecting block 12, the one end of three 11 threaded rods is fixed with turning handle 13, and the other end of three 11 threaded rods runs through the screw hole after to rotate with the one end of horizontally connecting rod 10 through the bearing and is connected, the other end and the locking briquetting 9 of connecting rod 10 are connected.
The surface of the locking pressing block 9 corresponding to the power pipeline is provided with a rubber pad, so that the locking effect is further improved, and the abrasion of parts is reduced.
During the use, open left staple bolt 5 and right staple bolt 4 earlier, then hug closely electric power pipeline's tip with sealed dish 1, the staple bolt about the cable in the electric power pipeline is put into, according to left staple bolt 5 of thickness lock of cable and right staple bolt 4, be about to 6 cards of fixed block 6 of right staple bolt 4 go into in the fixed orifices 7 of left staple bolt 5, the staple bolt tightly fixes the cable about the messenger, then according to electric power pipeline's diameter, it makes sealed dish 1 fixed with electric power pipeline to adjust the retaining member, concrete operation does: the knob 15 is rotated, the second threaded rod 16 does not rotate along with the knob 15 but extends and retracts along the rod sleeve 14 under the action of the convex block 19 and the groove 18, the second threaded rod 16 extends and retracts to drive the connecting block 12 to move, the third threaded rod 11 drives the locking pressing block 9 to move to the position corresponding to the connecting edge 23 of the end face of the electric power pipeline, and the rotating handle 13 of the third threaded rod 11 is rotated to enable the locking pressing block 9 to be pressed down to be in close contact with the connecting edge 23 of the end face of the electric power pipeline; finally, according to the diameter of the power pipeline, the proper matched sealing ring 21 on the sealing disc 1 is selected, a tool (such as a screwdriver) is used for sequentially rotating the threaded rods I2 corresponding to the sealing ring 21, the rubber sealing ring 17 of the sealing ring 21 is tightly combined with the end face of the power pipeline, and the end face sealing of the power pipeline can be completed.
When the plugging device is loosened or needs to be maintained, the locking piece can be reversely operated to open, the fastening condition of the left hoop 5 and the right hoop 4 to the cable is checked, and if the plugging device is loosened, the adjustable fixing block 6 is matched and connected with the fixing hole 7, so that the left hoop 5 and the right hoop 4 are further clasped; if not hard up, only rotate the locking briquetting 9 that the handle 13 adjusted tightly the retaining member, rotate threaded rod one 2 with corresponding sealing ring 21 to the sealed effect that electric power pipeline is close to reinforcement rubber seal 17, when electric power pipeline's terminal surface corresponds a plurality of sealing rings 21, can all form multichannel sealed with the contact of electric power pipeline terminal surface with a plurality of sealing rings 21, further improve sealed effect.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an electric power pipeline plugging device, includes sealed dish, its characterized in that: be equipped with the cable fastener on the face that sealed dish corresponds electric power pipeline, the cable fastener periphery is equipped with the different endocentric sealing ring of a plurality of diameters, be equipped with a plurality ofly along circumference on the lateral wall of sealed dish with electric power pipeline complex retaining member, the retaining member can be followed the radial of sealed dish and electric power pipeline's axial regulation.
2. The power conduit closure of claim 1, wherein: the cable fastener includes left staple bolt and right staple bolt, the one end of left side staple bolt and right staple bolt is passed through articulated shaft hinge and is connected, the one end and the sealed dish of articulated shaft are connected, a plurality of fixed orificess that distribute on the other end of left side staple bolt are equipped with a plurality of fixed blocks that match with the fixed orifices on the other end of right staple bolt, all be equipped with one section elastic webbing on left side staple bolt and the right staple bolt.
3. The power conduit closure of claim 2, wherein: the elastic belt is a rubber belt.
4. The power conduit closure of claim 1, wherein: the centre of a circle of sealing ring is located electric power pipeline's center axis, and each sealing ring is located the concave ring that corresponds on the sealed dish, and the one end that the sealing ring corresponds electric power pipeline is fixed with rubber seal, and the other end of sealing ring is equipped with a plurality of threaded rod one, a plurality of threaded rod one along the circumference evenly distributed of sealing ring, the one end of threaded rod one is passed through the bearing and is connected with the sealing ring rotation, and the other end of threaded rod one runs through and is equipped with the cross spline on the terminal surface of sealed dish and threaded rod one, threaded rod one and sealed dish screw-thread fit.
5. The power conduit closure of claim 4, wherein: the number of the first threaded rods is not less than three.
6. The power conduit closure of claim 1, wherein: the locking piece comprises a rod sleeve, a second threaded rod, a third threaded rod and a locking pressing block; the one end of pole cover and the side fixed connection who seals the dish are fixed with the lug on the inner wall of pole cover, and the other end of pole cover rotates and is connected with the knob, be equipped with the internal thread that matches with two threaded rods on the inner wall of knob, in the one end of two threaded rods passed the knob, be equipped with on two threaded rods with lug complex recess, the one end of lug is located the recess, the other end fixedly connected with connecting block of two threaded rods, be equipped with the screw hole on the connecting block, the one end of three threaded rods is fixed with the turning handle, and the other end of three threaded rods runs through and is rotated and be connected with the horizontally connecting rod behind the screw hole, the one end and the locking briquetting of connecting rod are connected.
7. The power conduit closure of claim 6, wherein: and a rubber pad is arranged on the surface of the locking pressing block corresponding to the power pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111053771.3A CN113872141B (en) | 2021-09-09 | 2021-09-09 | Electric power pipeline plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111053771.3A CN113872141B (en) | 2021-09-09 | 2021-09-09 | Electric power pipeline plugging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113872141A true CN113872141A (en) | 2021-12-31 |
| CN113872141B CN113872141B (en) | 2023-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111053771.3A Active CN113872141B (en) | 2021-09-09 | 2021-09-09 | Electric power pipeline plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113872141B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5131067A (en) * | 1990-07-31 | 1992-07-14 | Alcatel Cit | Mechanical fuse device for the access cable to a submerged equipment housing |
| US5316492A (en) * | 1989-05-03 | 1994-05-31 | Nkf Kabel B.V. | Plug-in connection for high-voltage plastic cable |
| CN201739673U (en) * | 2010-06-02 | 2011-02-09 | 郑州市兆龙阀门有限公司 | Tray expansion bend |
| CN203641693U (en) * | 2013-12-27 | 2014-06-11 | 中铁十九局集团电务工程有限公司 | Pipe hanger fixing device |
| CN205331681U (en) * | 2015-07-31 | 2016-06-22 | 陈墅庚 | Energy -conserving explosion -proof type compensator |
| CN208386108U (en) * | 2018-07-25 | 2019-01-15 | 国网河南省电力公司镇平县供电公司 | A kind of plugging device for cable channel |
| CN208479086U (en) * | 2018-07-25 | 2019-02-05 | 国网河南省电力公司镇平县供电公司 | A kind of cable duct plugging device |
| CN210111477U (en) * | 2019-06-25 | 2020-02-21 | 南京溧水白马五金线路器材有限公司 | Anchor ear of acting as go-between |
| CN211456546U (en) * | 2019-11-22 | 2020-09-08 | 中国石油天然气股份有限公司 | Cable protector used in well |
| CN112886498A (en) * | 2021-03-26 | 2021-06-01 | 韩彩平 | Cable pipe orifice plugging device |
| CN213585110U (en) * | 2020-11-06 | 2021-06-29 | 杭州齐立电力科技有限公司 | Pipeline plugging device |
-
2021
- 2021-09-09 CN CN202111053771.3A patent/CN113872141B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5316492A (en) * | 1989-05-03 | 1994-05-31 | Nkf Kabel B.V. | Plug-in connection for high-voltage plastic cable |
| US5131067A (en) * | 1990-07-31 | 1992-07-14 | Alcatel Cit | Mechanical fuse device for the access cable to a submerged equipment housing |
| CN201739673U (en) * | 2010-06-02 | 2011-02-09 | 郑州市兆龙阀门有限公司 | Tray expansion bend |
| CN203641693U (en) * | 2013-12-27 | 2014-06-11 | 中铁十九局集团电务工程有限公司 | Pipe hanger fixing device |
| CN205331681U (en) * | 2015-07-31 | 2016-06-22 | 陈墅庚 | Energy -conserving explosion -proof type compensator |
| CN208386108U (en) * | 2018-07-25 | 2019-01-15 | 国网河南省电力公司镇平县供电公司 | A kind of plugging device for cable channel |
| CN208479086U (en) * | 2018-07-25 | 2019-02-05 | 国网河南省电力公司镇平县供电公司 | A kind of cable duct plugging device |
| CN210111477U (en) * | 2019-06-25 | 2020-02-21 | 南京溧水白马五金线路器材有限公司 | Anchor ear of acting as go-between |
| CN211456546U (en) * | 2019-11-22 | 2020-09-08 | 中国石油天然气股份有限公司 | Cable protector used in well |
| CN213585110U (en) * | 2020-11-06 | 2021-06-29 | 杭州齐立电力科技有限公司 | Pipeline plugging device |
| CN112886498A (en) * | 2021-03-26 | 2021-06-01 | 韩彩平 | Cable pipe orifice plugging device |
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| Publication number | Publication date |
|---|---|
| CN113872141B (en) | 2023-02-17 |
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