CN218761890U - Sealing waterproof structure for pipe wall-penetrating sleeve - Google Patents
Sealing waterproof structure for pipe wall-penetrating sleeve Download PDFInfo
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- CN218761890U CN218761890U CN202223236885.4U CN202223236885U CN218761890U CN 218761890 U CN218761890 U CN 218761890U CN 202223236885 U CN202223236885 U CN 202223236885U CN 218761890 U CN218761890 U CN 218761890U
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- hemp thread
- steel sleeve
- pipe
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Abstract
The utility model discloses a tubular product wall bushing seal waterproof construction, predetermine part and installation auxiliary component in the wall body, predetermine the part in the wall body and preset in the wall body when the construction, in the installation auxiliary component is installed the wall body along with the heating pipe later stage and predetermines the part, predetermine the part in the wall body and include steel sleeve, annular anchor assembly, pitch hemp thread ascending pipe and pitch hemp thread escape pipe, the utility model discloses when having avoided laying the heating pipe network in the higher area of groundwater level, the sealed not tight condition in wall bushing position in the well room prevents to produce the corrosion to valve and pipeline in the well room in the groundwater infiltration well, has prolonged the life of pipeline and valve, has solved current wall bushing seal waterproof construction and has subsided owing to receiving pipeline deformation, thermal contraction etc. the closely knit degree of construction is not enough, material self is anti-cracking, the toughness is not enough, sealing material degradation scheduling problem.
Description
Technical Field
The utility model relates to a heat supply pipeline erects construction technical field, in particular to tubular product wall bushing seals waterproof construction.
Background
The PE-RT II pipe has the advantages of heat resistance, corrosion resistance, good flexibility, convenience in construction and maintenance, long service life and the like, the application range in thermal engineering is enlarged year by year, when a heat supply pipe network is laid in an area with a high underground water level, if the wall bushing part in a well chamber is not tightly sealed, underground water permeates into the well, valves and pipelines in the well chamber can be rusted, the service life of the pipelines and the valves is shortened, the existing wall bushing sealing waterproof structure is limited by pipeline deformation (sedimentation, thermal expansion and cold contraction and the like), insufficient construction filling compactness, material self crack resistance, impermeability and toughness, degradation of sealing materials and the like, and the leakage problem of the pipe and the pipe gap sealing waterproof structure is sometimes caused on the premise of short service life, so that a novel sealing waterproof structure and a novel process method which are more reasonable, have excellent crack resistance and impermeability and are suitable for the PE-RT II pipe to penetrate through the underground well chamber pipe are sought, and become practical problems which need to be solved when the application range of the PE-RT II pipe further enlargement of engineering are solved, and in order to solve the problems, a pipe wall bushing sealing waterproof structure is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem among the above-mentioned background art, and provide a tubular product wall bushing seals waterproof construction.
A sealing and waterproof structure of a pipe wall-penetrating sleeve comprises a preset part and an installation auxiliary part in the wall, wherein the preset part in the wall is arranged in the wall in advance during construction, the installation auxiliary part is installed in the preset part in the wall along with the later stage of a heat supply pipe, the preset part in the wall comprises a steel sleeve, an annular anchoring piece, an asphalt hemp thread injection pipe and an asphalt hemp thread removal pipe, the annular anchoring piece is sleeved on the steel sleeve and is welded and fixed in the middle of the steel sleeve, the asphalt hemp thread injection pipe and the asphalt hemp thread removal pipe are respectively arranged on the steel sleeve on two sides of the annular anchoring piece, and the asphalt hemp thread injection pipe and the asphalt hemp thread removal pipe respectively penetrate through the side wall of the steel sleeve and are communicated with the interior of the steel sleeve; the installation auxiliary component comprises an annular check ring, an annular installation piece, a first rubber sealing ring and a second rubber sealing ring, the annular check ring, the annular installation piece, the first rubber sealing ring and the second rubber sealing ring are sequentially sleeved on the outer wall of the heat supply pipe, the annular check ring can be fixedly installed at two ends of the steel sleeve through fixing bolts, injection ports are evenly distributed on the annular check ring in an annular mode, through holes are evenly distributed on the second rubber sealing ring in an annular mode, and the through holes correspond to the positions of the injection ports one by one;
annular shaft shoulders are symmetrically arranged in the steel sleeve, and the inner diameter of each annular shaft shoulder is smaller than the outer diameter of the first rubber sealing ring;
the left steel sleeve of the annular anchoring piece is provided with two asphalt hemp thread injection pipes which are distributed in an annular shape at 180 degrees, the right steel sleeve of the annular anchoring piece is provided with two asphalt hemp thread discharge pipes which are distributed in an annular shape at 180 degrees, and the asphalt hemp thread injection pipes and the asphalt hemp thread discharge pipes can be replaced with each other.
The utility model has the advantages that:
the utility model has the advantages of simple structure, it is fixed convenient, safety and reliability, when having avoided laying the heating pipe network in the higher area of groundwater level, the sealed not tight condition in wall bushing position in the well room, produce the corrosion to well indoor valve and pipeline in preventing the groundwater infiltration well, the life of pipeline and valve has been prolonged, solved current wall bushing sealed waterproof structure and subsided owing to receiving the pipeline deformation, expend with heat and contract with cold etc. closely knit degree is not enough, material self is anti split, impervious and toughness is not enough, sealing material degradation scheduling problem, the emergence of the condition that sleeve pipe and pipeline gap sealed waterproof structure produced the seepage under the not long prerequisite of service life has been avoided, and is suitable for extensive popularization and application.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a top view of the present invention installed in a wall;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view showing a state where the installation assisting member of the present invention is installed on the heating pipe;
FIG. 7 is a perspective view of a predetermined component in a wall body according to the present invention;
FIG. 8 is a top view of the pre-installed components in the wall of the present invention;
fig. 9 is a cross-sectional view taken along line C-C of fig. 8 according to the present invention.
Detailed Description
Referring to fig. 1 to 9, a pipe wall bushing sealing and waterproof structure comprises a wall internal preset part 1 and an installation auxiliary part, wherein the wall internal preset part 1 is preset in a wall 10 during construction, the installation auxiliary part is installed in the wall internal preset part 1 along with a heat supply pipe 9 at a later stage, the wall internal preset part 1 comprises a steel bushing 11, an annular anchoring member 12, an asphalt hemp thread injection pipe 13 and an asphalt hemp thread removal pipe 14, the annular anchoring member 12 is sleeved on the steel bushing 11 and welded and fixed in the middle of the steel bushing 11, the asphalt hemp thread injection pipe 13 and the asphalt hemp thread removal pipe 14 are respectively arranged on the steel bushing 11 at two sides of the annular anchoring member 12, and the asphalt hemp thread injection pipe 13 and the asphalt hemp thread removal pipe 14 respectively penetrate through the side wall of the steel bushing 11 to be communicated with the inside of the steel bushing 11; the installation auxiliary component comprises an annular retainer ring 2, annular installation pieces 3, a first rubber sealing ring 4 and a second rubber sealing ring 5, the annular retainer ring 2, the annular installation pieces 3, the first rubber sealing ring 4 and the second rubber sealing ring 5 are sequentially sleeved on the outer wall of the heat supply pipe 9, the annular retainer ring 2 can be fixedly installed at two ends of a steel sleeve pipe 11 through fixing bolts 6, injection ports 21 are uniformly distributed on the annular retainer ring 2 in an annular mode, through holes 51 are uniformly distributed on the second rubber sealing ring 5 in an annular mode, and the through holes 51 correspond to the injection ports 21 one by one;
specifically, the preset component 1 in the wall body is embedded in the wall body in advance during construction, the annular anchoring piece 12 is welded on the outer wall of the steel sleeve 11 to play a role of reinforcing the steel sleeve 11 and prevent the steel sleeve 11 from being drawn out, the asphalt hemp thread injection pipe 13 and the asphalt hemp thread discharge pipe 14 are arranged on the steel sleeve 11 at two sides of the annular anchoring piece 12 and communicated with the inside of the steel sleeve 11 for injecting asphalt hemp threads into the steel sleeve 11 at the later stage, the installation process of the installation auxiliary component is that the annular check ring 2, the second rubber sealing ring 5, the annular installation piece 3 and the first rubber sealing ring 4 are sleeved on the outer wall of the heat supply pipe 9 according to the sequence of the annular check ring 2, the second rubber sealing ring 5, the annular installation piece 3 and the first rubber sealing ring 4, and then the heat supply pipe 9 penetrates through the inside of the steel sleeve 11 and extends to the other side of the wall body 10, then, according to the sequence of the first rubber sealing ring 4, the annular mounting piece 3, the second rubber sealing ring 5 and the annular retainer ring 2, the first rubber sealing ring 4, the annular mounting piece 3, the second rubber sealing ring 5 and the annular retainer ring 2 are sleeved on the outer wall of the heat supply pipe 9, at the moment, the states of the annular retainer rings 2, the second rubber sealing ring 5, the annular mounting piece 3 and the first rubber sealing ring 4 on two sides of the wall body after being mounted are completely symmetrical, then the first rubber sealing ring 4 is pushed into the steel sleeve 11 by pushing the annular mounting piece 3, the annular mounting piece 3 has the main function of conveniently mounting the first rubber sealing ring 4 to a required position inside the steel sleeve 11, after the through holes 51 on the second rubber sealing ring 5 are aligned with the injection holes 21 on the annular retainer rings 2 one by one, the annular retainer rings 2 are fixed at two ends of the steel sleeve 11 by the fixing bolts 6, at the moment, the outer wall of the heat supply pipe 9 and the inner wall of the steel sleeve 11, the annular retainer ring 2, the second rubber seal ring 5, the annular mounting piece 3 and the first rubber seal ring 4 jointly form three annular chambers, the middle annular chamber is communicated with the outside through an asphalt hemp thread injection pipe 13 and an asphalt hemp thread discharge pipe 14, the annular chambers on two sides are communicated with the outside through a through hole 51 and an injection hole 21, then PVA fiber reinforced cement base materials are injected into the annular chambers on two sides through the injection hole 21 and the through hole 51, the annular chambers on two sides are filled with the PVA fiber reinforced cement base materials to form a PVA fiber reinforced cement base material anti-seepage layer 8, then asphalt hemp threads are injected into the annular chamber in the middle through the asphalt hemp thread injection pipe 13, the annular chamber in the middle is filled with the asphalt hemp threads to form an asphalt hemp thread anti-seepage layer 7, and the installation of the heat supply pipe 9 is completed;
specifically, the middle asphalt hemp thread impermeable layer 7 and the PVA fiber reinforced cement-based material impermeable layers 8 at the two sides play roles of protecting and buffering the heat supply pipe 9, and play roles of preventing seepage and preventing leakage for the whole joint;
an annular shaft shoulder 111 is symmetrically arranged in the steel sleeve 11, and the inner diameter of the annular shaft shoulder 111 is smaller than the outer diameter of the first rubber sealing ring 4;
specifically, when the annular mounting piece 3 is pushed to push the first rubber sealing ring 4 into the steel sleeve 11, the annular shaft shoulder 111 plays a role in limiting the position of the first rubber sealing ring 4, so that the size of the asphalt hemp thread impermeable layer 7 and the size of the PVA fiber reinforced cement-based material impermeable layers 8 on the two sides can be accurately controlled, and accurate construction is facilitated;
two asphalt hemp thread injection pipes 13 are arranged on the steel sleeve 11 on the left side of the annular anchoring piece 12, the two asphalt hemp thread injection pipes 13 are distributed in an annular shape at 180 degrees, two asphalt hemp thread discharge pipes 14 are arranged on the steel sleeve 11 on the right side of the annular anchoring piece 12, the two asphalt hemp thread discharge pipes 14 are distributed in an annular shape at 180 degrees, and the asphalt hemp thread injection pipes 13 and the asphalt hemp thread discharge pipes 14 can be mutually replaced and used.
The utility model discloses a theory of operation and process:
referring to fig. 1 to 9, in use, a preset component 1 in a wall is pre-embedded in a wall 10 during construction, an annular anchoring member 12 is welded on the outer wall of a steel sleeve 11 to reinforce the steel sleeve 11 and prevent the steel sleeve 11 from being drawn out, an asphalt hemp thread injection pipe 13 and an asphalt hemp thread removal pipe 14 are arranged on the steel sleeve 11 at two sides of the annular anchoring member 12 and are communicated with the inside of the steel sleeve 11, the asphalt hemp thread injection pipe 13 and the asphalt hemp thread removal pipe 14 are pre-embedded in the wall 10 for later injecting asphalt hemp thread into the steel sleeve 11, then an installation auxiliary component is installed and penetrated, the installation process of the installation auxiliary component is that the annular retainer ring 2, the second rubber seal ring 5, the annular mounting plate 3 and the first rubber seal ring 4 are firstly sleeved on the outer wall of the steel sleeve 11 according to the sequence of the annular retainer ring 2, the second rubber seal ring 5, the annular mounting plate 3 and the first rubber seal ring 4, then the annular retainer ring 2, the annular retainer ring 5, the annular mounting plate 3 and the first rubber seal ring 4 are sleeved on the outer wall of the steel sleeve 11 and the annular retainer ring 4, then the annular retainer ring 4 is pushed to the inner side of the steel sleeve by the annular retaining ring 11, the annular retaining ring 3, the annular retaining ring 4, the annular retaining ring 3 and the annular retaining ring 4, then the annular retaining ring 4 is pushed to the annular retaining ring 4, the annular retaining ring 3, the annular retaining ring 4 and the annular retaining ring 4, the annular retaining ring 4 is completely installed in sequence of the steel sleeve, and the steel sleeve, the steel sleeve and the steel sleeve 11, the annular shoulder 111 plays a role in limiting the position of the first rubber sealing ring 4, after the through holes 51 on the second rubber sealing ring 5 are aligned with the injection ports 21 on the annular retainer ring 2 one by one, the annular retainer ring 2 is fixed at two ends of the steel sleeve 11 by the fixing bolts 6, at this time, three annular cavities are formed by the outer wall of the heat supply pipe 9, the inner wall of the steel sleeve 11, the annular retainer ring 2, the second rubber sealing ring 5, the annular mounting sheets 3 and the first rubber sealing ring 4 together, the middle annular cavity is communicated with the outside through the asphalt hemp thread injection pipe 13 and the asphalt hemp thread removal pipe 14, the annular cavities at two sides are communicated with the outside through the through holes 51 and the injection ports 21, then PVA fiber reinforced cement-based materials are injected into the annular cavities at two sides through the injection ports 21 and the through holes 51, the annular cavities on two sides are filled with the PVA fiber reinforced cement-based material to form the impermeable layer 8 of the PVA fiber reinforced cement-based material, then asphalt hemp threads are injected into the annular cavity in the middle through the asphalt hemp thread injection pipe 13, the annular cavity in the middle is filled with the asphalt hemp threads to form the impermeable layer 7 of the asphalt hemp threads, the installation of the heat supply pipe 9 is completed, the impermeable layer 7 of the asphalt hemp threads in the middle and the impermeable layers 8 of the PVA fiber reinforced cement-based material on two sides play a role in protecting and buffering the heat supply pipe 9, the whole joint plays a role in preventing seepage and leakage, the annular shoulder 111 plays a role in limiting the position of the first rubber sealing ring 4, the sizes of the impermeable layer 7 of the asphalt hemp threads and the impermeable layers 8 of the PVA fiber reinforced cement on two sides can be accurately controlled, and the accurate construction is facilitated.
Claims (3)
1. The utility model provides a tubular product wall bushing seals waterproof construction, includes predetermines part (1) and installation auxiliary component in the wall body, predetermines part (1) in the wall body and preset in wall body (10) when the construction, installation auxiliary component along with heating pipe (9) later stage install in the wall body predetermine part (1), its characterized in that: the wall body internal preset component (1) comprises a steel sleeve (11), an annular anchoring piece (12), an asphalt hemp thread injection pipe (13) and an asphalt hemp thread removal pipe (14), the annular anchoring piece (12) is sleeved on the steel sleeve (11) and welded and fixed in the middle of the steel sleeve (11), the asphalt hemp thread injection pipe (13) and the asphalt hemp thread removal pipe (14) are respectively arranged on the steel sleeve (11) on two sides of the annular anchoring piece (12), and the asphalt hemp thread injection pipe (13) and the asphalt hemp thread removal pipe (14) respectively penetrate through the side wall of the steel sleeve (11) to be communicated with the interior of the steel sleeve (11); installation auxiliary component includes annular retaining ring (2), annular installation piece (3), first rubber seal (4) and second rubber seal (5), and annular retaining ring (2), annular installation piece (3), first rubber seal (4) and second rubber seal (5) are established in proper order on heating pipe (9) outer wall, annular retaining ring (2) can be through fixing bolt (6) fixed mounting at steel casing (11) both ends, annular retaining ring (2) are gone up the annular equipartition and are had injection opening (21), the annular equipartition has through-hole (51) on second rubber seal (5), through-hole (51) and injection opening (21) position one-to-one.
2. The pipe wall bushing sealing waterproof structure of claim 1, characterized in that: annular shaft shoulders (111) are symmetrically arranged in the steel sleeve (11), and the inner diameter of the annular shaft shoulders (111) is smaller than the outer diameter of the first rubber sealing ring (4).
3. The pipe wall bushing sealing waterproof structure of claim 1, characterized in that: the asphalt hemp thread removing device is characterized in that two asphalt hemp thread injection pipes (13) are arranged on a steel sleeve (11) on the left side of the annular anchoring piece (12), the two asphalt hemp thread injection pipes (13) are distributed in an 180-degree annular mode, two asphalt hemp thread removing pipes (14) are arranged on the steel sleeve (11) on the right side of the annular anchoring piece (12), the two asphalt hemp thread removing pipes (14) are distributed in an 180-degree annular mode, and the asphalt hemp thread injection pipes (13) and the asphalt hemp thread removing pipes (14) can be replaced and used mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223236885.4U CN218761890U (en) | 2022-12-05 | 2022-12-05 | Sealing waterproof structure for pipe wall-penetrating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223236885.4U CN218761890U (en) | 2022-12-05 | 2022-12-05 | Sealing waterproof structure for pipe wall-penetrating sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218761890U true CN218761890U (en) | 2023-03-28 |
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ID=85680837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223236885.4U Active CN218761890U (en) | 2022-12-05 | 2022-12-05 | Sealing waterproof structure for pipe wall-penetrating sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218761890U (en) |
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2022
- 2022-12-05 CN CN202223236885.4U patent/CN218761890U/en active Active
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