CN219554512U - Sealing connection structure of cable protection tube - Google Patents
Sealing connection structure of cable protection tube Download PDFInfo
- Publication number
- CN219554512U CN219554512U CN202320383828.4U CN202320383828U CN219554512U CN 219554512 U CN219554512 U CN 219554512U CN 202320383828 U CN202320383828 U CN 202320383828U CN 219554512 U CN219554512 U CN 219554512U
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- CN
- China
- Prior art keywords
- pipe
- sealing
- ring
- tail
- tube
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 121
- 239000000463 material Substances 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 20
- 239000003566 sealing material Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 6
- 238000012946 outsourcing Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a sealing connection structure of a cable protection tube, which belongs to the technical field of cable protection tubes and comprises a tube head section and a tube tail section, wherein a plurality of tube head sealing snap rings are arranged on the outer side wall of the tube head section in a straight line equidistant array, the tail end of the tube tail section is connected with a tube tail outer wrapping tube through a tube tail flaring tube, a plurality of tube tail sealing snap rings which can be matched and connected with the tube head sealing snap rings are arranged on the inner side wall of the tube tail outer wrapping tube in a straight line equidistant array, and sealing abutting ring pieces are abutted and connected with the end part of the tube tail outer wrapping tube.
Description
Technical Field
The utility model relates to the field of cable protection pipes, in particular to a sealing connection structure of a cable protection pipe.
Background
At present, one end of a protection tube for a cable is a flaring end, the other end of the protection tube is a straight splicing end, and when a pipeline is paved, two adjacent tubes are connected in a splicing mode, namely, the straight end of one tube is inserted into the flaring end of the other tube. In order to facilitate the insertion, an insertion gap of 4-5mm is reserved between the insertion end and the flaring end, and slurry, sandy soil and water can enter the pipe due to the insertion gap, so that the pipeline is easy to be blocked, and safety accidents are easy to be caused by long-term immersion of the cable in water. At present, a method of installing a sealing ring is generally adopted to realize sealing, but after the sealing ring is used, the sealing ring is very difficult to plug in, so that the construction difficulty is high, and the construction cost is greatly increased. In addition, even if the sealing ring is adopted, the sealing effect is poor, and because the pipe body and the cable have large self weight, the lower part of the sealing ring is compressed greatly, so that a gap is formed at the upper part of the sealing ring, and leakage is easy to occur;
the patent number CN201020212742.8 discloses a sealing connection structure of a cable protection tube, wherein the inner cavity of a flaring section of the sealing connection structure of the structure is conical, convex ribs are arranged on an inserting section at intervals, the longitudinal connecting line of the vertex of each convex rib is consistent with the inclination angle of the longitudinal profile line of the longitudinal section of the inner cavity of the flaring section, that is, the vertex of each convex rib is positioned on a conical surface with the same taper as the taper of the inner cavity of the flaring section, when the inserting section is inserted with the flaring section, the inserting section is easy to insert and tighter, the convex ribs are tightly attached to the surface of the inner cavity of the flaring section, and the convex ribs play the roles of sealing, positioning and blocking sediment from entering the protection tube; the sealing body in the sealing cavity formed between the adjacent convex ribs is not influenced by the weight of the pipe body and the cable any more, the condition that the bottom is compressed and the top is compressed due to the weight of the pipe body and the cable is avoided, the sealing effect can be achieved, the pipe wall of the flaring section is provided with a material injection hole communicated with the sealing cavity, finally, fluid sealing materials are injected into the sealing cavity through the material injection hole, and the sealing materials can be expanded and solidified into an elastomer in a short time.
The sealing connection structure of the cable protection tube disclosed in the patent is characterized in that the longitudinal profile line of the longitudinal section of the inner cavity of the flaring section is an inclined line, so that the inner cavity is in a cone shape with large outside and small inside, only the part of the convex rib arranged at intervals around the outer wall of the splicing section forms an extrusion sealing structure with the inner cavity of the flaring section, and finally, the sealing material in a fluid shape is filled, therefore, the sealing structure is very troublesome, and the cone-shaped flaring end is easy to loose, so that the sealing effect is poor.
Disclosure of Invention
The utility model aims to provide a sealing connection structure of a cable protection pipe, which adopts a double-flat-opening sealing connection structure and is connected through a plurality of layers of flexible buckle rings capable of being connected in a buckling manner, the same and multiple sealing effects can be achieved at the connection positions of a plurality of groups of buckle structures of a connecting section, the end part of the outer pipe end of the pipe tail is tightly abutted against a sealing abutting ring sheet, the sealing effect is further increased, a fluid sealing material is not required to be poured outside, the connecting step is simplified, and the sealing effect is enhanced, so that the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a sealing connection structure of cable protection tube, includes first section of pipe and pipe end section, first section of pipe lateral wall is sharp equidistance array mounting and has a plurality of first sealing snap ring, pipe end section end is connected with the outer package pipe of pipe end through the pipe end flaring pipe, the outer package pipe inside wall of pipe end is sharp equidistance array mounting and can seal the snap ring of pipe end that the snap ring cooperation is connected with the pipe, the outer package pipe end portion of pipe end supports tightly to be connected with sealed ring piece of supporting.
As a further scheme of the utility model: the outer edge of one side of the sealing propping ring piece, which is close to the pipe tail outer wrapping pipe, is integrally connected with a sealing outer ring, and the end part of the sealing outer ring is integrally connected with a sealing opening ring.
As a further scheme of the utility model: and a tube tail skeleton ring is arranged on the inner side wall of the end part of the tube tail outer wrapping tube.
As a further scheme of the utility model: and a pipe head skeleton ring is arranged on the inner side wall of the end part of the pipe head section.
As a further scheme of the utility model: the sealing support ring piece lateral wall is kept away from the pipe tail and is wrapped one side of pipe outward and install the stereoplasm and support the ring, the stereoplasm supports the ring and is a plurality of spring of circumference equidistance array installation through its surface and is connected with the stereoplasm base ring.
As a further scheme of the utility model: the hard base ring is arranged on the outer side wall of the pipe head section and is in reinforced connection with the pipe head section through a plurality of ribs.
As a further scheme of the utility model: the sealing abutting ring piece, the sealing outer ring, the sealing Zhang Kouhuan, the pipe tail sealing snap ring and the pipe head sealing snap ring are all made of rubber materials.
Compared with the prior art, the utility model has the beneficial effects that:
the sealing connection structure of the cable protection tube adopts a double-flat-mouth sealing connection structure and is connected through a plurality of layers of soft buckle rings which can be connected in a buckling way, the same and multiple sealing effects can be achieved at the connection positions of a plurality of groups of buckle structures of the connection section, the end part of the outer tube end of the tube tail is tightly abutted against the sealing abutting ring piece, the sealing effect is further increased, the sealing material in a fluid state is not required to be poured outside, the connection step is simplified, the sealing effect is enhanced, and the problems that the sealing effect is poor due to the fact that the sealing connection structure of the cable protection tube disclosed in the patent is very troublesome in final filling of the fluid sealing material, and the conical flaring end is very easy to loosen are solved.
Drawings
Fig. 1 is a schematic structural view of a sealing connection structure of a cable protection tube according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the structure at A in FIG. 1;
FIG. 3 is a schematic cross-sectional view of a sealing connection structure of a cable protection tube according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of the structure at B in fig. 3.
In the figure: 1. a pipe head section; 2. a tube tail section; 3. flaring the pipe at the tail of the pipe; 4. wrapping the pipe tail; 5. a rib; 6. a hard base ring; 7. a spring; 8. a hard support ring; 9. sealing the ring abutting piece; 10. sealing the outer ring; 11. sealing the opening ring; 12. a tube tail skeleton ring; 13. a pipe tail sealing snap ring; 14. a pipe head sealing snap ring; 15. and a pipe head skeleton ring.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments. Materials and equipment used in this example are commercially available, except as specifically noted. Examples of such embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.
Referring to fig. 1 to 4, in the embodiment of the utility model, a sealing connection structure of a cable protection tube comprises a tube head section 1 and a tube tail section 2, wherein a plurality of tube head sealing snap rings 14 are arranged on the outer side wall of the tube head section 1 in a straight line equidistant array, a tube tail outer wrapping tube 4 is connected to the tail end of the tube tail section 2 through a tube tail flaring tube 3, a plurality of tube tail sealing snap rings 13 which can be matched and connected with the tube head sealing snap rings 14 are arranged on the inner side wall of the tube tail outer wrapping tube 4 in a straight line equidistant array, and sealing abutting ring pieces 9 are tightly abutted to the end part of the tube tail outer wrapping tube 4.
The outer edge of one side of the sealing propping ring piece 9, which is close to the outer tube 4 of the tube tail, is integrally connected with a sealing outer ring 10, and the end part of the sealing outer ring 10 is integrally connected with a sealing opening ring 11, so that the plugging is convenient; wherein, the inner side wall of the end part of the tube tail outsourcing tube 4 is provided with a tube tail framework ring 12 which can keep the shape of the tube tail outsourcing tube 4; wherein, the inner side wall of the end part of the pipe head section 1 is provided with a pipe head framework ring 15 which can keep the shape of the pipe head section 1; the side, far away from the pipe tail outer wrapping pipe 4, of the outer side wall of the sealing abutting ring piece 9 is provided with a hard abutting ring 8, the hard abutting ring 8 is connected with a hard base ring 6 through a plurality of springs 7, the surfaces of the springs 7 are arranged in a circumferential equidistant array, the springs 7 are compressed and shortened, and the resilience force of the springs 7 enables the sealing abutting ring piece 9 to tightly abut against the joint of the end part of the pipe tail outer wrapping pipe 4 and the pipe head section 1, so that the sealing effect is further improved; the hard base ring 6 is arranged on the outer side wall of the pipe head section 1 and is in reinforced connection with the pipe head section 1 through a plurality of ribs 5, so that the connection is stable; the sealing support ring piece 9, the sealing outer ring 10, the sealing Zhang Kouhuan 11, the pipe tail sealing clamping ring 13 and the pipe head sealing clamping ring 14 are made of rubber materials, the rubber is soft and elastic, the sealing support ring can rebound rapidly under normal temperature pressure, the sealing effect is good, and the sealing effect equivalent to the end and the head is formed.
The working principle of the utility model is as follows: the sealing connection structure of the cable protection pipe adopts a double-flat-opening sealing connection structure, the two flat-opening sealing connection structure is connected through a plurality of layers of flexible buckle rings capable of being in buckle connection, the same and multiple sealing effects can be achieved at the connection positions of the plurality of groups of buckle structures of the connection section, the end part of the pipe tail outsourcing pipe 4 is also abutted against the sealing abutting ring piece 9, the sealing effect is further improved, the sealing material in an external filling fluid state is not needed, the connection step is simplified, the sealing effect is enhanced, one section of cable protection pipe head section 1 is inserted into the pipe tail end of the other cable protection pipe, the inner side wall of the end part of the pipe tail outsourcing pipe 4 is provided with the pipe tail skeleton ring 12, the shape of the pipe tail outsourcing pipe 4 can be kept, the inner side wall of the end part of the pipe head section 1 is provided with the pipe head skeleton ring 15, the shape of the pipe head section 1 can be kept, the pipe tail outsourcing pipe 4 is extruded from the outside of the pipe head sealing clamping ring 14 of the inner side wall of the pipe head section 1 through the pipe tail sealing clamping ring 13, the sealing abutting ring piece 9 is clamped, the sealing abutting ring piece 9, the sealing abutting ring 10, the sealing Zhang Kouhuan, the pipe tail sealing clamping ring 13 and the pipe tail sealing material are clamped tightly, the elastic sealing ring 14 is pressed down, the end part is elastically sealing ring 7 is pressed down, the end part is further, the sealing effect is better, the elastic sealing effect is pressed down, the end sealing ring end section is pressed down, and the end part is tightly against the end part is pressed down, and the end of the end sealing ring is tightly against the end sealing ring 7, and the end sealing effect is pressed, and the end sealing effect is made of sealing ring 7 is pressed.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. Sealing connection structure of cable protection tube, its characterized in that: including pipe first section (1) and pipe tail section (2), pipe first section (1) lateral wall is sharp equidistance array and installs a plurality of pipe first sealed buckle ring (14), pipe tail section (2) end is connected with pipe tail outer package pipe (4) through pipe tail flaring pipe (3), pipe tail outer package pipe (4) inside wall is sharp equidistance array and installs a plurality of can be with pipe first sealed buckle ring (14) cooperation connection's pipe tail sealed buckle ring (13), pipe tail outer package pipe (4) tip supports tightly to be connected with sealed ring piece (9).
2. The sealing connection structure of a cable protection tube according to claim 1, wherein: the sealing support ring piece (9) is connected with a sealing outer ring (10) near the outer edge of one side of the pipe tail outer wrapping pipe (4) in an integrated way, and the end part of the sealing outer ring (10) is connected with a sealing opening ring (11) in an integrated way.
3. The sealing connection structure of a cable protection tube according to claim 1, wherein: the inner side wall of the end part of the pipe tail wrapping pipe (4) is provided with a pipe tail framework ring (12).
4. The sealing connection structure of a cable protection tube according to claim 1, wherein: the inner side wall of the end part of the pipe head section (1) is provided with a pipe head framework ring (15).
5. The sealing connection structure of a cable protection tube according to claim 1, wherein: the sealing support ring piece (9) lateral wall is kept away from one side of pipe tail outer package pipe (4) and is installed stereoplasm support ring (8), stereoplasm support ring (8) are a plurality of spring (7) of circumference equidistance array installation through its surface and are connected with stereoplasm base ring (6).
6. The sealed connection structure of a cable protective tube according to claim 5, wherein: the hard base ring (6) is arranged on the outer side wall of the pipe head section (1) and is in reinforced connection with the pipe head section (1) through a plurality of ribs (5).
7. The sealing connection structure of a cable protection tube according to claim 1, wherein: the sealing support ring piece (9), the sealing outer ring (10), the sealing opening ring (11), the pipe tail sealing clamping ring (13) and the pipe head sealing clamping ring (14) are made of rubber materials.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320383828.4U CN219554512U (en) | 2023-03-04 | 2023-03-04 | Sealing connection structure of cable protection tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320383828.4U CN219554512U (en) | 2023-03-04 | 2023-03-04 | Sealing connection structure of cable protection tube |
Publications (1)
Publication Number | Publication Date |
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CN219554512U true CN219554512U (en) | 2023-08-18 |
Family
ID=87699710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320383828.4U Active CN219554512U (en) | 2023-03-04 | 2023-03-04 | Sealing connection structure of cable protection tube |
Country Status (1)
Country | Link |
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CN (1) | CN219554512U (en) |
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2023
- 2023-03-04 CN CN202320383828.4U patent/CN219554512U/en active Active
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Sealing connection structure of cable protection tube Effective date of registration: 20231120 Granted publication date: 20230818 Pledgee: Bank of China Limited by Share Ltd. Shuyang branch Pledgor: JIANGSU QINFENG PIPE INDUSTRY Co.,Ltd. Registration number: Y2023980066071 |