CN214337445U - Civil air defense engineering wall-crossing wire pipe sealing structure and construction mold - Google Patents
Civil air defense engineering wall-crossing wire pipe sealing structure and construction mold Download PDFInfo
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- CN214337445U CN214337445U CN202023132312.8U CN202023132312U CN214337445U CN 214337445 U CN214337445 U CN 214337445U CN 202023132312 U CN202023132312 U CN 202023132312U CN 214337445 U CN214337445 U CN 214337445U
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Abstract
The utility model provides a civil air defense engineering wall-crossing line pipe sealing structure and a construction mold, wherein the sealing structure comprises a water-closing ring and a sealing protection ring; the water-closing ring and the sealing protective ring are sleeved outside the line pipe in the wall body; the construction mold comprises a left side template and a right side template for wall body molding and a sealing protection ring molding mold; the sealing protection ring forming die comprises an inflatable air bag sleeved on the line pipe; the inflatable air bag is provided with an inflation inlet and an deflation port, the pipe wall of the line pipe is provided with a deflation valve, and the deflation valve is communicated with the deflation port; a grouting joint is arranged on the pipe wall of the spool, and the outlet of the grouting joint is positioned on the inner side wall of the inflatable air bag; a grouting pipe is arranged inside the line pipe and is communicated with the grouting joint; and extruding and injecting epoxy cement through a grouting pipe to compress the inflatable air bag to form a sealing protection ring. The utility model discloses a close the water ring and seal the protection circle and can cut off the capillary crack between spool and the wall body concrete, can improve the sealing performance between spool and the wall body in the civil air defense engineering.
Description
Technical Field
The utility model belongs to the technical field of civil air defense engineering, concretely relates to civil air defense engineering wall-crossing spool enclosed construction and construction mold.
Background
The civil defense is measures and actions implemented by ordinary disaster prevention and relief and wartime air defense, is an important component of national defense construction, is an important aspect of national economy and social development, is important content of modern city construction, and is a social public service of the whole people.
During civil air defense engineering construction, various line pipe penetrating wall plates are weak parts for engineering protection sealing, when capillary cracks between the line pipe and concrete of non-uniform objects and gaps in the line pipe are poor in protection sealing performance, various radioactive substances, chemical poisons and the like can enter the interior of an engineering from the capillary cracks to cause casualties and equipment damage when used in wartime, and the communication can cause the damage of resistance and sealing performance of an engineering protection area to cause the loss of protection performance.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a civil air defense engineering crosses airtight structure of wall spool and construction mould sets up closed water ring and sealed guard ring on the spool through in the wall body, cuts off the capillary crack between spool and the wall body concrete, improves the leakproofness ability between spool and the wall body in the civil air defense engineering.
The utility model discloses a following technical scheme realizes:
a civil air defense engineering wall-crossing wire tube sealing structure is characterized in that a wall body is formed by pouring reinforced concrete, and a wire tube is arranged in the wall body in a penetrating mode; the closed structure comprises a water-closing ring and a sealing protective ring; the water-closing ring and the sealing protective ring are sleeved outside the wire tube and are positioned in the wall body; the inner side wall of the water-closing ring is hermetically connected with the outer side wall of the line pipe; the sealing protective ring is arranged between the water-closing ring and the outer side wall of the wall body; it should be noted that, in civil air defense engineering, the outer side of the wall refers to the overpressure side, and the inner side of the wall refers to the inner side of the protection area; the water-closing ring can prolong a leakage path, the sealing protection ring can cut off capillary cracks between the outer side wall of the line pipe and a concrete wall body, and the sealing performance between the line pipe and the wall body in civil air defense engineering can be improved.
According to the above technical scheme, the utility model provides a pair of civil air defense engineering wall-crossing spool enclosed construction, beneficial effect lies in: the water-closing ring and the sealing protection ring arranged on the line pipe in the wall body can cut off capillary cracks between the line pipe and wall body concrete, so that a leakage path is prolonged, and the sealing performance between the line pipe and the wall body in civil air defense engineering is improved.
Further limiting, the inner side wall of the water-closing ring and the outer side wall of the line pipe are welded and fixed or integrally formed; this structure ensures the sealing property therebetween.
Further limiting, the right side wall of the water-closing ring is provided with a cone frustum-shaped cylinder body, the cone frustum-shaped cylinder body and the right side wall of the water-closing ring are welded and fixed or integrally formed, the cone frustum-shaped cylinder body and the spool are coaxially arranged, and the cone frustum-shaped cylinder body is close to the outer side wall of the wall body; the structure can cut off capillary cracks between the water-closing ring and concrete in the wall body, can prolong a leakage path, and can improve the sealing performance between the line pipe and the wall body in the civil air defense engineering.
Further limit, the sealing material layer is filled in the gap between the inner side wall of the line pipe and the cable in the line pipe, so that the protection airtightness in the line pipe can be improved.
Further, the sealing protection ring and the sealing material layer are both made of epoxy daub; specifically, the sealing protective ring and the sealing material layer are poured by epoxy cement and are maintained and molded, and the outer surface of the line pipe is polished roughly; the shear viscosity strength value between the line pipe and the epoxy daub sealing and protecting ring can be enhanced by the chemical cementing force formed by the epoxy daub and the outer surface of the line pipe, the frictional resistance on the contact surface of the outer surface of the line pipe and the epoxy daub and the mechanical engaging force generated by roughness and unevenness of the surface of the line pipe, so that the sealing and protecting function of the weak part is enhanced.
Further inject, the right-hand member of spool in the wall body is equipped with resistance apron, just resistance apron is pre-buried in the wall body, resistance apron is located the superpressure side, can improve the steadiness and the seal of spool.
The technical scheme of the utility model for solving the technical problems also provides a construction mould of the airtight structure of the civil air defense construction wall-crossing line pipe, which comprises a left side template and a right side template for wall body forming, wherein the line pipe is arranged between the left side template and the right side template;
the construction mould also comprises a sealing protective ring forming mould; the sealing protection ring forming die comprises an inflatable air bag, the inflatable air bag is sleeved on the line pipe, and the inner side wall of the inflatable air bag is in clearance fit with the outer side wall of the line pipe; the inflatable air bag is provided with an inflation inlet and an deflation port, the pipe wall of the line pipe is provided with a deflation valve, and the deflation valve is communicated with the deflation port through an air pipe; the inflation air bag can be inflated through the inflation port, and the deflation valve can be opened from the inside of the line pipe to deflate the inflation air bag; specifically, the air release valve penetrates through the pipe wall of the spool and is fixedly connected with the spool in a sealing way, and the air release valve can be welded, connected by threads or integrally formed, so that a leakage gap is avoided between the air release valve and the spool; specifically, the deflation valve can be an air pipe with one end in the pipeline being sealed, when the inflation air bag deflates, the cutter extends into the pipeline to puncture one end of the seal of the deflation valve, and then deflation can be realized;
the pipe wall of the wire pipe is provided with a grouting joint, the outlet of the grouting joint is positioned on the inner side wall of the inflatable air bag, and when concrete is poured, the inflatable air bag filled with air can block the outlet of the grouting joint, so that the concrete is prevented from entering the grouting joint; the grouting pipe is arranged inside the line pipe and is communicated with the inlet of the grouting joint, and epoxy cement sealing materials can be injected into the grouting joint through the grouting pipe; specifically, the grouting joint penetrates through the pipe wall of the spool and is fixedly connected with the spool in a sealing manner, and the grouting joint and the spool can be welded, connected by threads or integrally formed, so that a leakage gap is avoided between the grouting joint and the spool; after grouting is completed and maintenance molding is carried out, the cutter can be used for cutting off connection between the grouting pipe and the grouting joint in the line pipe, and then epoxy cement sealant can be injected into the line pipe.
According to the above technical scheme, the utility model provides a pair of civil air defense engineering wall-crossing spool enclosed construction's construction mould, beneficial effect lies in: when the construction mold is used for pouring a wall body and embedding a wire pipe, the water-closing ring is fixed on the wire pipe in a sealing way, and the wire pipe and the water-closing ring are bound and fixed with the steel bars of the wall body; the inflatable air bag is filled with air through the inflation inlet, so that the inner side wall of the inflatable air bag is in clearance fit with the outer side wall of the line pipe, the inflatable air bag filled with air can plug the outlet of the grouting joint, and the concrete is prevented from entering the grouting joint when the concrete is poured; pouring concrete between the left side template and the right side template, and maintaining and molding the wall body; after the left side template and the right side template are removed, an air release valve is opened through the interior of the line pipe, epoxy cement sealing material is injected into the grouting joint through the grouting pipe, the epoxy cement flows out of the line pipe from the grouting joint under the pressure of a pump, the inflatable air bag is extruded, the inflatable air bag deflates, the epoxy cement fills a cavity formed after the inflatable air bag deflates, and the epoxy cement fills a gap between the outer side wall of the line pipe and wall body concrete; curing and molding the epoxy daub into a sealing protective ring; the chemical cement formed by the epoxy mastic and the outer surface of the line pipe, the frictional resistance on the contact surface of the outer surface of the line pipe and the epoxy mastic and the mechanical engaging force generated by the roughness of the surface of the line pipe can enhance the shearing viscosity strength value between the line pipe and the epoxy mastic sealing protection ring, thereby achieving the function of enhancing the sealing protection of weak parts, effectively reducing the capillary cracks caused by the large coefficient difference between the line pipe and the concrete material, and when the fluid on the overpressure side flows to the epoxy mastic sealing protection ring through the capillary cracks, the epoxy mastic sealing protection ring can cut off a fluid flow channel.
Further limiting, a positioning ring is arranged on the wire pipe and is positioned on the right side of the water-closing ring, and the inner side wall of the positioning ring is fixedly connected with the outer side wall of the wire pipe, specifically, the positioning ring can be welded and fixed or integrally formed; the structure can ensure the sealing performance between the two parts; the left side wall of the inflatable air bag is abutted to the right side wall of the positioning ring, and the positioning ring can position the inflatable air bag to avoid displacement of the inflatable air bag during concrete pouring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic view of the airtight structure of the wall-passing line of the present invention.
Fig. 2 is a schematic view of a partial structure at a in fig. 1.
Fig. 3 is the utility model discloses a wall spool construction mould's schematic diagram.
Fig. 4 is a schematic view of a partial structure at B in fig. 3.
In the drawings: 1-wall body, 2-line pipe, 3-water-closing ring, 4-sealing protective ring, 5-truncated cone-shaped cylinder body, 6-resistance cover plate, 7-left side template, 8-right side template, 9-inflatable air bag, 10-inflation inlet, 11-deflation valve, 12-grouting joint, 13-grouting pipe and 14-positioning ring.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present application, it is to be understood that the terms "inside", "outside", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In this embodiment, the right side wall of the water-closing ring 3 is provided with a truncated cone-shaped cylinder 5, the truncated cone-shaped cylinder 5 and the right side wall of the water-closing ring 3 are welded, fixed or integrally formed, the truncated cone-shaped cylinder 5 and the spool 2 are coaxially arranged, and the truncated cone-shaped cylinder 5 is close to the outer side wall of the wall 1; the structure can cut off capillary cracks between the water-closing ring 3 and concrete in the wall body 1, can prolong a leakage path, and can improve the sealing performance between the line pipe 2 and the wall body 1 in civil air defense engineering.
In this embodiment, a sealing material layer (not shown in the figure) is filled in a gap between the inner side wall of the spool 2 and the cable in the spool 2, so that the protection tightness in the spool 2 can be improved; the sealing protective ring 4 and the sealing material layer are both made of epoxy daub; specifically, the sealing protective ring 4 and the sealing material layer are poured by epoxy cement and are maintained and molded, and the outer surface of the line pipe 2 is polished to be rough; the shear viscosity strength value between the line pipe 2 and the epoxy daub sealing and protecting ring 4 can be enhanced by the chemical cement force formed by the epoxy daub and the outer surface of the line pipe 2, the friction resistance on the contact surface of the outer surface of the line pipe 2 and the epoxy daub and the mechanical engaging force generated by roughness of the surface of the line pipe 2, so that the sealing and protecting function of a weak part is enhanced.
In this embodiment, the right-hand member of spool 2 in wall body 1 is equipped with resistance apron 6, just resistance apron 6 is pre-buried in wall body 1, resistance apron 6 is located the superpressure side, can improve the steadiness and the leakproofness of spool 2.
the device also comprises a sealing protection ring 4 forming die, wherein the sealing protection ring 4 forming die comprises an inflatable air bag 9; the inflatable air bag 9 is sleeved on the line pipe 2, and the inner side wall of the inflatable air bag 9 is in clearance fit with the outer side wall of the line pipe 2; the inflatable air bag 9 is provided with an inflation inlet 10 and an deflation port, the pipe wall of the spool 2 is provided with a deflation valve 11, and the deflation valve 11 is communicated with the deflation port through an air pipe; the inflatable air bag 9 can be inflated through the inflation inlet 10, and the deflation valve 11 is opened from the inside of the spool 2 to deflate the inflatable air bag 9; specifically, the air release valve 11 penetrates through the pipe wall of the spool 2, is fixedly connected with the spool 2 in a sealing manner, and can be welded, connected by threads or integrally formed, so that a leakage gap is prevented from being formed between the air release valve 11 and the spool 2; specifically, the deflation valve 11 can be an air pipe with one end plugged in the spool 2, and when the inflation air bag 9 deflates, the cutter extends into the spool 2 to puncture one end of the plug of the deflation valve 11, so that deflation can be realized;
a grouting joint 12 is arranged on the pipe wall of the line pipe 2, the outlet of the grouting joint 12 is positioned on the inner side wall of the inflatable air bag 9, and when concrete is poured, the inflatable air bag 9 filled with air can block the outlet of the grouting joint 12, so that the concrete is prevented from entering the grouting joint 12; a grouting pipe 13 is arranged inside the line pipe 2, the grouting pipe 13 is communicated with the inlet of the grouting joint 12, and epoxy cement sealant can be injected into the grouting joint 12 through the grouting pipe 13; specifically, the grouting joint 12 penetrates through the pipe wall of the spool 2, is fixedly connected with the spool 2 in a sealing manner, and can be welded, connected by threads or integrally formed, so that a leakage gap is avoided between the grouting joint 12 and the spool 2; after the grouting is completed and the maintenance molding is performed, the connection between the grouting pipe 13 and the grouting joint 12 in the spool 2 can be cut off by using a cutter, and then the epoxy mastic sealing material can be injected into the spool 2.
In this embodiment, the positioning ring 14 is disposed on the conduit 2, the positioning ring 14 is located on the right side of the water-closing ring 3, and the inner side wall of the positioning ring 14 is fixedly connected with the outer side wall of the conduit 2, specifically, may be welded and fixed or integrally formed; the structure can ensure the sealing performance between the two parts; the left side wall of the inflatable air bag 9 is abutted against the right side wall of the positioning ring 14, and the positioning ring 14 can position the inflatable air bag 9, so that the inflatable air bag 9 is prevented from shifting when concrete is poured.
The working principle of the embodiment is as follows: as shown in fig. 1 to 4, when the wall body 1 is poured by using the construction mold and the conduit 2 is embedded, the water-closing ring 3 is hermetically fixed on the conduit 2, and the conduit 2 and the water-closing ring 3 are bound and fixed with the steel bars of the wall body 1; the inflatable air bag 9 is filled with air through the inflation inlet 10, so that the inner side wall of the inflatable air bag 9 is in clearance fit with the outer side wall of the line pipe 2, the inflatable air bag 9 filled with air can plug the outlet of the grouting joint 12, and concrete is prevented from entering the grouting joint 12 when the concrete is poured; concrete is poured between the left side formwork 7 and the right side formwork 8, and the wall body 1 is maintained and molded; after the left formwork 7 and the right formwork 8 are removed, the air release valve 11 is opened through the inside of the pipeline 2, meanwhile, epoxy daub sealing material is injected into the grouting joint 12 through the grouting pipe 13, the epoxy daub flows out of the pipeline 2 from the grouting joint 12 under the pressure of a pump, the inflatable air bag 9 is extruded, the inflatable air bag 9 deflates, the epoxy daub fills a cavity formed after the inflatable air bag 9 deflates, and the epoxy daub fills a gap between the outer side wall of the pipeline 2 and the concrete of the wall body 1; curing and molding the epoxy resin mortar into a sealing protective ring 4 and forming a sealed structure of the through-wall line pipe 2; the chemical cement power that epoxy daub and spool 2 surface formed, frictional resistance on spool 2 surface and the epoxy daub contact surface and because spool 2 surface roughness produced mechanical interlock power can strengthen the shearing viscosity intensity value between spool 2 and the epoxy daub sealing protection ring 4 to reach the airtight safeguard function of reinforcing weak position, can effectively reduce the capillary crack that causes because of spool 2 and the great difference of concrete material coefficient, when the fluid of superpressure side flows to epoxy daub sealing protection ring 4 department through the capillary crack, epoxy daub sealing protection ring 4 can cut off the fluid flow way.
Claims (8)
1. The utility model provides a civil air defense engineering wall-crossing spool enclosed construction which characterized in that: comprises a water-closing ring and a sealing protective ring; the water-closing ring and the sealing protective ring are sleeved outside the wire tube and are positioned in the wall body; the inner side wall of the water-closing ring is hermetically connected with the outer side wall of the line pipe; the sealing protection ring is arranged between the water-closing ring and the outer side wall of the wall body.
2. The civil air defense engineering wall-crossing line pipe sealing structure according to claim 1, characterized in that: the inner side wall of the water-closing ring and the outer side wall of the line pipe are welded and fixed or integrally formed.
3. The civil air defense engineering wall-crossing wire pipe sealing structure according to claim 2, characterized in that: the right side wall of the water-closing ring is provided with a cone frustum-shaped cylinder body, the cone frustum-shaped cylinder body and the right side wall of the water-closing ring are welded and fixed or integrally formed, the cone frustum-shaped cylinder body and the line pipe are coaxially arranged, and the cone frustum-shaped cylinder body is close to the outer side wall of the wall body.
4. The civil air defense construction wall-passing conduit sealing structure according to any one of claims 1 to 3, wherein: and a sealing material layer is filled in a gap between the inner side wall of the wire pipe and the cable in the wire pipe.
5. The civil air defense engineering wall-crossing wire pipe sealing structure according to claim 4, characterized in that: the sealing protection ring and the sealing material layer are both made of epoxy daub.
6. The civil air defense engineering wall-crossing wire pipe sealing structure according to claim 5, characterized in that: the right end of the line pipe in the wall body is provided with a resistance cover plate, the resistance cover plate is embedded in the wall body, and the resistance cover plate is located on the overpressure side.
7. The utility model provides a civil air defense engineering crosses construction mould of wall spool enclosed construction, is including being used for the fashioned left side template of wall body and right side template, and its characterized in that is worn to locate between left side template and the right side template by the spool: the device also comprises a sealing protection ring forming die;
the sealing protection ring forming die comprises an inflatable air bag, the inflatable air bag is sleeved on the line pipe, and the inner side wall of the inflatable air bag is in clearance fit with the outer side wall of the line pipe; the inflatable air bag is provided with an inflation inlet and an deflation port, the pipe wall of the line pipe is provided with a deflation valve, and the deflation valve is communicated with the deflation port through an air pipe;
a grouting joint is arranged on the pipe wall of the wire pipe, and an outlet of the grouting joint is positioned on the inner side wall of the inflatable air bag; the inside of spool is equipped with the slip casting pipe, the slip casting pipe communicates with slip casting joint's entry.
8. The construction mold of the civil air defense engineering wall-passing line pipe sealing structure according to claim 7, characterized in that: the positioning ring is arranged on the wire pipe and is positioned on the right side of the water-closing ring, and the inner side wall of the positioning ring is fixedly connected with the outer side wall of the wire pipe; the left side wall of the inflatable air bag is abutted against the right side wall of the positioning ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023132312.8U CN214337445U (en) | 2020-12-23 | 2020-12-23 | Civil air defense engineering wall-crossing wire pipe sealing structure and construction mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023132312.8U CN214337445U (en) | 2020-12-23 | 2020-12-23 | Civil air defense engineering wall-crossing wire pipe sealing structure and construction mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214337445U true CN214337445U (en) | 2021-10-01 |
Family
ID=77900968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023132312.8U Active CN214337445U (en) | 2020-12-23 | 2020-12-23 | Civil air defense engineering wall-crossing wire pipe sealing structure and construction mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214337445U (en) |
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2020
- 2020-12-23 CN CN202023132312.8U patent/CN214337445U/en active Active
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