CN114576434B - Buried pipeline wall-penetrating waterproof device and installation method - Google Patents
Buried pipeline wall-penetrating waterproof device and installation method Download PDFInfo
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- CN114576434B CN114576434B CN202210110199.8A CN202210110199A CN114576434B CN 114576434 B CN114576434 B CN 114576434B CN 202210110199 A CN202210110199 A CN 202210110199A CN 114576434 B CN114576434 B CN 114576434B
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- 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
- F16L5/10—Sealing by using sealing rings or sleeves only
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Abstract
The invention relates to a buried pipeline wall-through waterproof device and an installation method, the device comprises a flexible sealing sleeve sleeved on the buried pipeline, the buried pipeline penetrates through the outer wall of an underground building structure, the flexible sealing sleeve is a conical sleeve and is positioned in the underground building structure, the big end of the flexible sealing sleeve is fixedly connected with a connecting piece on the outer wall in a sealing way through a wall body sealing ring, the small end of the flexible sealing sleeve is fixedly connected with the buried pipeline in a sealing way, and the middle part of the flexible sealing sleeve is provided with an expansion joint formed by folding; the installation method has the advantages of simple process, high working efficiency, safety and reliability.
Description
Technical Field
The invention relates to a sealing waterproof device, in particular to a buried pipeline wall-penetrating waterproof device suitable for an underground building structure and an installation method.
Background
Modern cities have a large number of underground building structures, and various functional pipelines of the underground building structures are generally arranged in a manner of penetrating through an outer wall and being buried underground. In order to prevent outdoor water from entering the indoor space along the buried pipeline, the present field usually adopts a method of filling waterproof material between the buried pipeline and the wall (or wall bushing) for waterproofing, and this method can achieve the basic waterproof purpose, but has the following problems in practical application: 1. after a period of use, water leakage is easily caused due to expansion caused by heat, contraction caused by cold and the like, and the safety is affected; 2. the leakage is not easy to check and block after water leakage occurs, the maintenance process is complicated, the maintenance cost is high, and the long-term leakage blocking effect is difficult to achieve.
Disclosure of Invention
The invention aims to provide a buried pipeline wall-penetrating waterproof device and an installation method, and the device has the advantages of simple structure, low cost, good waterproof effect, convenience in routing inspection and maintenance and strong practicability; the method has the advantages of simple process, high working efficiency, safety and reliability.
In order to solve the problems in the prior art, the invention provides a buried pipeline wall-through waterproof device which comprises a flexible sealing sleeve sleeved on a buried pipeline, wherein the buried pipeline penetrates through an outer wall of an underground building structure, the flexible sealing sleeve is a conical sleeve and is positioned inside the underground building structure, a large end of the flexible sealing sleeve is fixedly connected with a connecting piece on the outer wall in a sealing mode through a wall sealing ring, a small end of the flexible sealing sleeve is fixedly connected with the buried pipeline in a sealing mode, and a telescopic joint formed by folding is arranged in the middle of the flexible sealing sleeve.
Furthermore, the invention relates to a wall-through waterproof device for a buried pipeline, wherein the connecting piece is an embedded piece or a rear anchor piece, the embedded piece comprises a sleeve pipe embedded in an outer wall in advance, connecting plates extending outwards are arranged at two ends of the sleeve pipe, the rear anchor piece comprises a connecting plate installed at the later stage, the connecting plate is fixed on the inner side surface of the outer wall through an anchor bolt, a first sealing gasket is arranged between the connecting plate and the outer wall, and the buried pipeline penetrates through the sleeve pipe or the connecting plate.
Optionally, the wall-through waterproof device for the buried pipeline is characterized in that the wall body sealing ring is welded and sealed with the connecting plate or the connecting disc.
Optionally, the wall-through waterproof device for the buried pipeline is provided with a flange, the flange is fixedly connected with a connecting plate or a connecting disc through a bolt, and a second sealing gasket is arranged between the flange and the connecting plate or the connecting disc.
Furthermore, the wall-through waterproof device for the buried pipeline is characterized in that the flexible sealing sleeve is formed by coiling a plate into a cylinder shape, the butt joint edges of the plate are in sealing connection, the wall body sealing ring is formed by butt joint of two semi-rings, and the butt joint edges of the two semi-rings are in sealing connection.
Furthermore, the wall-through waterproof device for the buried pipeline is characterized in that butt joint edges of plates of the flexible sealing sleeves are sealed through welding or gluing, and butt joint edges of two semi-rings of the wall sealing ring are sealed through welding.
Furthermore, the invention relates to a buried pipeline wall-through waterproof device, wherein a first sleeve head and a second sleeve head integrated with the flexible sealing sleeve are correspondingly arranged at two ends of the flexible sealing sleeve, the first sleeve head is sleeved on a wall sealing ring and is fastened and fixed through a first fastening piece, and the second sleeve head is sleeved on a buried pipeline and is fastened and fixed through a second fastening piece.
Furthermore, the invention relates to a wall-through waterproof device for a buried pipeline, wherein the first fastener and the second fastener are hoops or locking strapping tapes, a first sealing ring is arranged between the first sleeve head and the wall sealing ring, and a second sealing ring is arranged between the second sleeve head and the buried pipeline.
Further, the buried pipeline wall-through waterproof device is characterized in that the flexible sealing sleeve is made of rubber or polyurethane, a reinforcing layer is arranged in the rubber or polyurethane, and the reinforcing layer is a fiber woven mesh or a steel wire mesh.
The invention provides an installation method of the buried pipeline through-wall waterproof device, which comprises the following steps:
s1, arranging an embedded part or a rear anchor on an outer wall of an underground building structure, and enabling a buried pipeline to penetrate through the outer wall through the embedded part or the rear anchor;
s2, fixing the wall sealing ring on the embedded part or the rear anchor part on the inner side of the underground building structure in a sealing manner by welding or flange bolt connection;
s3, sleeving a flexible sealing sleeve on the buried pipeline on the inner side of the underground building structure, and folding the middle part of the flexible sealing sleeve to form an expansion joint;
s4, sleeving the large head end of the flexible sealing sleeve on the wall body sealing ring through a first sleeve head, and sealing and fixing the large head end and the wall body sealing ring through a first fastening piece, wherein the first fastening piece is a hoop or a locking strapping tape;
and S5, sleeving the small end of the flexible sealing sleeve on the buried pipeline through a second sleeve head, and sealing and fixing the small end of the flexible sealing sleeve and the buried pipeline through a second fastener, wherein the second fastener is an anchor ear or a locking strapping tape.
Compared with the prior art, the buried pipeline wall-through waterproof device and the installation method have the following advantages: the invention is characterized in that the flexible sealing sleeve sleeved on the buried pipeline is arranged, the buried pipeline penetrates through the outer wall of the underground building structure, the flexible sealing sleeve adopts a conical sleeve and is positioned in the underground building structure, the large end of the flexible sealing sleeve is fixedly connected with the connecting piece on the outer wall in a sealing way through the wall body sealing ring, the small end of the flexible sealing sleeve is fixedly connected with the buried pipeline in a sealing way, and the middle part of the flexible sealing sleeve is provided with the telescopic joint formed by folding. Therefore, the buried pipeline wall-penetrating waterproof device is simple in structure, low in cost, good in waterproof effect, convenient to patrol and maintain and high in practicability, and the underground building structure can be separated from the indoor space and the outdoor space through the sealing and isolating effect of the flexible sealing sleeve, so that the waterproof purpose of the buried pipeline wall-penetrating position is achieved. According to the invention, the flexible sealing sleeve is used as a waterproof sealing part, and the purpose of isolation and water prevention can be realized only by fixedly connecting the two ends of the flexible sealing sleeve with the wall sealing ring and the buried pipeline correspondingly, so that the convenience of disassembly and assembly is improved; by utilizing the self deformation capability of the flexible sealing sleeve and the axial expansion capability of the expansion joint, the flexible sealing sleeve can be well adapted to the radial rotation and the axial displacement of the buried pipeline caused by expansion with heat and contraction with cold, and the reliability and the safety of water resistance are improved; the flexible sealing sleeve is arranged inside the underground building structure, so that the convenience of routing inspection and maintenance is improved, and the purpose of quick leakage stoppage can be realized only by replacing the flexible sealing sleeve when water leakage occurs. The installation method of the buried pipeline wall-through waterproof device provided by the invention has the advantages of simple process, high working efficiency, safety and reliability.
The buried pipeline wall-penetrating waterproof device and the installation method of the invention are further described in detail with reference to the specific embodiments shown in the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a buried pipeline wall-penetrating waterproof device according to a first embodiment of the present invention;
FIG. 2 isbase:Sub>A view taken along line A-A of FIG. 1;
fig. 3 is a front view of a wall body sealing ring in a first embodiment of the buried pipeline wall penetrating waterproof device of the present invention;
fig. 4 is an axonometric view of a flexible sealing sleeve in a first embodiment of the buried pipeline wall-penetrating waterproof device of the invention;
fig. 5 is a schematic structural diagram of a buried pipeline wall-penetrating waterproof device according to a second embodiment of the present invention;
fig. 6 is a front view of a wall body sealing ring in a second embodiment of the buried pipeline wall penetrating waterproof device of the present invention.
Detailed Description
First, it should be noted that, the directional terms such as up, down, left, right, front, rear, etc. described in the present invention are only described with reference to the accompanying drawings for easy understanding, and do not limit the technical solution and the claimed scope of the present invention.
As shown in fig. 1 to 4, the first embodiment of the wall-through waterproof device for the buried pipeline of the present invention includes a flexible sealing sleeve 2 which is sleeved on the buried pipeline 1, so that the buried pipeline 1 penetrates through an outer wall 3 of an underground building structure, the flexible sealing sleeve 2 is a conical sleeve and is positioned inside the underground building structure, a large end of the flexible sealing sleeve 2 is fixedly connected with a connecting piece on the outer wall 3 through a wall sealing ring 4 in a sealing manner, a small end of the flexible sealing sleeve 2 is fixedly connected with the buried pipeline 1 in a sealing manner, and an expansion joint 21 formed by folding is arranged in the middle of the flexible sealing sleeve 2. The connecting piece on the outer wall 3 is an embedded part 5, the embedded part 5 is a sleeve 51 embedded in the outer wall 3 in advance, connecting plates 52 extending outwards are arranged at two ends of the sleeve 51, the buried pipeline 1 penetrates through the sleeve 51, and the wall body sealing ring 4 and the connecting plates 52 are sealed through welding.
Through the arrangement, the buried pipeline wall-penetrating waterproof device is simple in structure, low in cost, good in waterproof effect, convenient to patrol and maintain and high in practicability, and the underground building structure can be separated from the indoor space and the outdoor space through the sealing and isolating effect of the flexible sealing sleeve 2, so that the waterproof purpose of the wall-penetrating position of the buried pipeline 1 is achieved. According to the invention, the flexible sealing sleeve 2 is used as a waterproof sealing part, and the purpose of isolation and water prevention can be realized only by correspondingly and fixedly connecting the two ends of the flexible sealing sleeve 2 with the wall sealing ring 4 and the buried pipeline 1 in a sealing manner, so that the convenience of disassembly and assembly is improved; by utilizing the self deformability of the flexible sealing sleeve 2 and the axial expansion capability of the expansion joint 21, the flexible sealing sleeve can be well adapted to the radial rotation and the axial displacement of the buried pipeline 1 caused by expansion with heat and contraction with cold, and the reliability and the safety of water resistance are improved; through setting up flexible seal cover 2 in underground building structure's inside, improved the convenience of patrolling and examining, maintaining, only need change flexible seal cover when appearing leaking and can realize quick leaking stoppage purpose. It should be noted that the invention usually adopts rubber or polyurethane to make the flexible sealing sleeve 2, in order to guarantee its deformability, but is not limited to two materials of rubber and polyurethane, can also adopt other elastomer materials that can realize the sealing to make the flexible sealing sleeve 2, can realize the technical purpose of the invention too; in order to improve the strength of the flexible sealing sleeve 2, a reinforcing layer can be arranged in rubber or polyurethane, and the reinforcing layer can adopt various modes such as fiber woven mesh, steel wire mesh and the like. In practical application, this embodiment is suitable for the piping arrangement and waterproofing treatment of a newly built underground building structure, and the embedded part 5 may be previously provided in the outer wall 3 so that the buried pipeline 1 passes through the sleeve 51 of the embedded part 5; in this embodiment, the wall sealing ring 4 and the connecting plate 52 are not limited to be fixed by welding, and the wall sealing ring 4 may be fixed by other sealing methods such as flange connection.
As an optimized scheme, the flexible sealing sleeve 2 adopts a structure that a plate is formed into a cylinder shape through a ring and butt joint edges of the plate are connected in a sealing mode, and the flexible sealing sleeve 2 is integrated when being installed, so that the convenience for installing the flexible sealing sleeve 2 is improved. Similarly, the wall sealing ring 4 of the present embodiment adopts a structure in which two half rings are butted and the butted edges of the two half rings are hermetically connected, and this arrangement improves the convenience of installing the wall sealing ring 4 by integrating the wall sealing ring 4 during installation. In practical application, the invention generally enables the butt edges of the plates of the flexible sealing sleeve 2 to be connected in a sealing manner by welding or gluing, and enables the two half-ring butt edges of the wall sealing ring 4 to be connected in a sealing manner by welding. The abutting edges of the sheets of the flexible sealing sleeve 2 are not limited to the above-mentioned sealing connection, but may be other sealing connection such as a sealing zipper, or the abutting edges of the two half rings of the wall sealing ring 4 may be other sealing connection such as welding, or may be internally connected by bolts. However, it should be noted that the flexible sealing sleeve 2 and the wall sealing ring 4 are not limited to the above structure, and the flexible sealing sleeve 2 and the wall sealing ring 4 can be made into a whole before installation, and when the buried pipeline 1 is arranged, the flexible sealing sleeve 2 and the wall sealing ring 4 are only required to be sleeved on the buried pipeline 1 in advance.
As a specific implementation mode, a first sleeve head 22 and a second sleeve head 23 integrated with the flexible sealing sleeve 2 are correspondingly arranged at two ends of the flexible sealing sleeve 2, wherein the first sleeve head 22 is sleeved on the wall sealing ring 4 and is tightly fixed through a first fastening piece 6, and the second sleeve head 23 is sleeved on the buried pipeline 1 and is tightly fixed through a second fastening piece 7. According to the structure, the first sleeve head 22 with the unchanged inner diameter is arranged, so that the sealing reliability of the connection of the flexible sealing sleeve 2 and the wall body sealing ring 4 is improved, and the second sleeve head 23 with the unchanged inner diameter is arranged, so that the sealing reliability of the connection of the flexible sealing sleeve 2 and the buried pipeline 1 is improved. In practice, the present invention generally allows the first and second fasteners 6 and 7 to be used with either hoops or locking straps, or other fasteners that perform the same function. In order to enhance the reliability of the sealing, the invention can also arrange a first sealing ring between the first sleeve head 22 and the wall sealing ring 4, and arrange a second sealing ring between the second sleeve head 23 and the buried pipeline 1.
As shown in fig. 5 and 6, a second embodiment of the buried pipeline wall-through waterproofing device of the present invention is different from the first embodiment in that the connecting member on the outer wall 3 in the second embodiment is a rear anchor 5', the rear anchor 5' includes a later-installed connecting plate 51', the connecting plate 51' is fixed on the inner side surface of the outer wall 3 by an anchor bolt 52', a first sealing gasket is arranged between the connecting plate 51' and the outer wall 3, and the buried pipeline 1 passes through the connecting plate 51 '; the wall body sealing ring 4 is provided with a flange 41, the flange 41 is fixedly connected with a connecting plate 51 'through bolts, and a second sealing gasket is arranged between the flange 41 and the connecting plate 52 or the connecting plate 51'. This embodiment and the connecting structure also achieve the technical object of the present invention. It should be noted that, this embodiment is suitable for the waterproof treatment of the wall-penetrating pipeline of the existing underground building structure, and for the buried pipeline without the embedded wall-penetrating sleeve, the installation of the wall body sealing ring 4 and the flexible sealing sleeve 2 can be performed by anchoring the connecting disc 51' on the wall body; in this embodiment, the wall sealing ring 4 and the anchor connecting plate 51' are not limited to be connected in a flange sealing manner, and other sealing and fixing methods such as welding may be adopted.
Based on the same conception, the invention also provides an installation method of the buried pipeline wall-through waterproof device, which comprises the following steps:
s1, arranging an embedded part 5 or a rear anchor part 5 'on an outer wall 3 of an underground building structure, and enabling the buried pipeline 1 to penetrate through the outer wall 3 through the embedded part 5 or the rear anchor part 5'.
And S2, fixing the wall sealing ring 4 on the inner side of the underground building structure in a sealing manner through welding or flange bolt connection on the embedded part 5 or the rear anchor part 5'.
And S3, sleeving a flexible sealing sleeve 2 on the buried pipeline 1 on the inner side of the underground building structure, and folding the middle part of the flexible sealing sleeve 2 to form an expansion joint 21.
And S4, sleeving the large head end of the flexible sealing sleeve 2 on the wall sealing ring 4 through the first sleeve head 22, and sealing and fixing the large head end and the wall sealing ring 4 through the first fastening piece 6. The first fastening member 6 may employ a hoop or a locking strap.
And S5, sleeving the small end of the flexible sealing sleeve 2 on the buried pipeline 1 through a second sleeve head 23, and sealing and fixing the small end and the buried pipeline through a second fastener 7. The second fastening member 7 may employ a hoop or a locking strap.
The installation method of the buried pipeline wall-through waterproof device provided by the invention has the advantages of simple process, safety, reliability and high working efficiency.
The above examples are only for describing the preferred embodiments of the present invention, and do not limit the scope of the claimed invention, and various modifications made by those skilled in the art according to the technical solutions of the present invention should fall within the scope of the invention defined by the claims without departing from the design concept of the present invention.
Claims (1)
1. A method for installing a buried pipeline wall-through waterproof device comprises a flexible sealing sleeve (2) sleeved on a buried pipeline (1), wherein the buried pipeline (1) penetrates through an outer wall (3) of an underground building structure, the flexible sealing sleeve (2) is a conical sleeve and is positioned inside the underground building structure, a large end of the flexible sealing sleeve (2) is fixedly connected with a connecting piece on the outer wall (3) in a sealing mode through a wall sealing ring (4), a small end of the flexible sealing sleeve (2) is fixedly connected with the buried pipeline (1) in a sealing mode, and a telescopic joint (21) formed by folding is arranged in the middle of the flexible sealing sleeve (2); the connecting piece is an embedded part (5) or a rear anchor (5 '), the embedded part (5) comprises a sleeve (51) embedded in the outer wall (3) in advance, connecting plates (52) extending outwards are arranged at two ends of the sleeve (51), the rear anchor (5 ') comprises a connecting disc (51 ') installed at a later stage, the connecting disc (51 ') is fixed on the inner side surface of the outer wall (3) through an anchor bolt (52 '), a first sealing gasket is arranged between the connecting disc (51 ') and the outer wall (3), and the buried pipeline (1) penetrates through the sleeve (51) or the connecting disc (51 '), and the mounting method is characterized by comprising the following steps of:
s1, arranging an embedded part (5) or a rear anchor part (5 ') on an outer wall (3) of an underground building structure, and enabling a buried pipeline (1) to penetrate through the outer wall (3) through the embedded part (5) or the rear anchor part (5');
s2, fixing the wall sealing ring (4) on the embedded part (5) or the rear anchor part (5') on the inner side of the underground building structure in a sealing manner through welding or flange bolt connection;
s3, sleeving a flexible sealing sleeve (2) on the buried pipeline (1) on the inner side of the underground building structure, and folding the middle part of the flexible sealing sleeve (2) to form an expansion joint (21);
s4, sleeving the large-head end of the flexible sealing sleeve (2) on the wall body sealing ring (4) through a first sleeve head (22), and sealing and fixing the large-head end and the wall body sealing ring through a first fastening piece (6), wherein the first fastening piece (6) is a hoop or a locking strapping tape;
s5, sleeving the small end of the flexible sealing sleeve (2) on the buried pipeline (1) through a second sleeve head (23), and enabling the small end and the buried pipeline to be sealed and fixed through a second fastening piece (7), wherein the second fastening piece (7) is a hoop or a locking strapping tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210110199.8A CN114576434B (en) | 2022-01-29 | 2022-01-29 | Buried pipeline wall-penetrating waterproof device and installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210110199.8A CN114576434B (en) | 2022-01-29 | 2022-01-29 | Buried pipeline wall-penetrating waterproof device and installation method |
Publications (2)
| Publication Number | Publication Date |
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| CN114576434A CN114576434A (en) | 2022-06-03 |
| CN114576434B true CN114576434B (en) | 2022-12-20 |
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| CN202210110199.8A Active CN114576434B (en) | 2022-01-29 | 2022-01-29 | Buried pipeline wall-penetrating waterproof device and installation method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115404917B (en) * | 2022-10-08 | 2023-10-20 | 上海金鹿建设(集团)有限公司 | Deep well type building wall seepage-proofing structure and construction method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2721379B1 (en) * | 1994-06-20 | 1996-07-26 | Gec Alsthom Stein Ind | Fixing arrangement on a hearth wall of a through pipe intended to open into a box. |
| CN101858464A (en) * | 2009-04-11 | 2010-10-13 | 牟义慧 | Sealed elastic compensation sleeve |
| CN102767647B (en) * | 2012-08-09 | 2014-11-26 | 南车株洲电力机车有限公司 | Sealing pipe sleeve |
| DE102018124233A1 (en) * | 2018-10-01 | 2020-04-02 | Viega Technology Gmbh & Co. Kg | Sealing set and method for sealing a water pipe in the area of a wall duct to be produced, and use of such a sealing set |
| CN217108555U (en) * | 2022-01-29 | 2022-08-02 | 北京市煤气热力工程设计院有限公司 | Underground building structure wall pipeline watertight fittings that wears |
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