CN219712603U - Interface device for connecting nodular cast iron pipe and gray iron pipe - Google Patents
Interface device for connecting nodular cast iron pipe and gray iron pipe Download PDFInfo
- Publication number
- CN219712603U CN219712603U CN202321128059.XU CN202321128059U CN219712603U CN 219712603 U CN219712603 U CN 219712603U CN 202321128059 U CN202321128059 U CN 202321128059U CN 219712603 U CN219712603 U CN 219712603U
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- Prior art keywords
- pipe
- pipe fitting
- socket
- iron pipe
- fitting
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- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 44
- 229910001060 Gray iron Inorganic materials 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims abstract description 11
- 239000011487 hemp Substances 0.000 claims abstract description 11
- 239000004568 cement Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 244000025254 Cannabis sativa Species 0.000 description 3
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 3
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 3
- 235000009120 camo Nutrition 0.000 description 3
- 235000005607 chanvre indien Nutrition 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model discloses an interface device for connecting a ductile cast iron pipe and a gray iron pipe, which comprises a connecting pipe fitting detachably arranged between the gray iron pipe and the ductile cast iron pipe, wherein the connecting pipe fitting is a prefabricated member integrally manufactured, the front end of the connecting pipe fitting is a pipe fitting bell mouth, the middle of the connecting pipe fitting is a pipe fitting body, the tail end of the connecting pipe fitting is a pipe fitting spigot, a cement-oil-hemp sealing filler is arranged between the connecting pipe fitting and the gray iron pipe, and a T-shaped rubber ring is arranged between the connecting pipe fitting and the ductile cast iron pipe.
Description
Technical Field
The utility model relates to the field of water supply and drainage pipelines of building tunnels, in particular to an interface device for connecting a ductile cast iron pipe and a gray iron pipe.
Background
With the continuous acceleration of urban process, urban population is more and more dense, so that the generated sewage is more and more in the urban development process, and the higher requirements are put on municipal sewage pipe networks. In terms of the construction of the municipal sewage pipe network, a certain problem exists, no special joint product is connected between the gray iron pipe and the nodular cast iron pipe, the cement sealing is adopted for sealing after the two pipes are butted in a construction site, and the problems of large connecting gap, unmatched structure and the like cause the conditions of leakage at the joint of the pipes, and the like, and the small leakage affects the normal operation of equipment; the service life of the building can be greatly reduced, and the leaked water source can form potential safety hazards for the stability of the building structure. Because the engineering quantity is large when the water supply and drainage system is constructed, the water supply and drainage system is often more influenced by the outside.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an interface device for connecting a ductile cast iron pipe and a gray iron pipe, which can detachably connect the gray iron pipe and the ductile cast iron pipe, is convenient for pipeline transformation or dismantling, can be reused, reduces construction cost, is convenient for construction operation, and can improve construction efficiency.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a connect interface arrangement of nodular cast iron pipe and grey iron pipe, is including dismantling the connecting tube spare that sets up between grey iron pipe and nodular cast iron pipe, connecting tube spare prefab as an organic whole makes, connecting tube spare's front end is the pipe fitting bellmouth, middle for the pipe fitting body, terminal for the pipe fitting socket, be provided with cement oil and hemp seal filler between connecting tube spare and the grey iron pipe, be provided with T type rubber ring between connecting tube spare and the nodular cast iron pipe.
The technical scheme of the utility model is further improved as follows: the pipe fitting bell mouth of the connecting pipe fitting is the same as the bell mouth of the gray iron pipe, the pipe fitting spigot of the connecting pipe fitting is the same as the spigot of the nodular cast iron pipe, the spigot of the gray iron pipe is arranged in the pipe fitting bell mouth of the connecting pipe fitting, and the pipe fitting spigot of the connecting pipe fitting is arranged in the bell mouth of the nodular cast iron pipe.
The technical scheme of the utility model is further improved as follows: the pipe fitting bell mouth of the connecting pipe fitting is the same as the bell mouth of the ductile cast iron pipe, the pipe fitting spigot of the connecting pipe fitting is the same as the spigot of the gray iron pipe, the spigot of the ductile cast iron pipe is arranged in the pipe fitting bell mouth of the connecting pipe fitting, and the pipe fitting spigot of the connecting pipe fitting is arranged in the bell mouth of the gray iron pipe.
The technical scheme of the utility model is further improved as follows: the connecting pipe fitting is made of cast spheroidal graphite cast iron.
By adopting the technical scheme, the utility model has the following technical progress:
1. the connecting pipe fitting can detachably connect the gray iron pipe and the nodular cast iron pipe, is convenient for the pipeline to be transformed or dismantled, can be repeatedly used, reduces the construction cost, is convenient for construction operation, and can improve the construction efficiency;
2. according to the utility model, the cement-oil-hemp sealing filler is arranged between the connecting pipe fitting and the gray iron pipe, and the T-shaped rubber ring is arranged between the connecting pipe fitting and the nodular cast iron pipe, so that the safety and reliability of water supply can be ensured;
3. the prefabricated part which is integrally manufactured by the connecting pipe fitting can be produced in a standardized way, and is convenient to process;
4. the connecting pipe fitting provided by the utility model is made of cast spheroidal graphite cast iron, has good corrosion resistance, can meet the use requirement of corrosive environments, and can adapt to various operating environments.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
FIG. 2 is a schematic structural view of embodiment 2 of the present utility model;
wherein, 1, gray iron pipe, 2, nodular cast iron pipe, 3, connecting pipe fitting, 4, cement oil hemp sealing filler, 5, T rubber ring.
Detailed Description
The utility model is further illustrated by the following examples:
the utility model provides a connect interface arrangement of nodular cast iron pipe and grey iron pipe, is including dismantling the connection pipe fitting 3 that sets up between grey iron pipe 1 and nodular cast iron pipe 2, the prefab that connection pipe fitting 3 was made as an organic whole, the front end of connection pipe fitting 3 is pipe fitting bellmouth, middle for the pipe fitting body, terminal for the pipe fitting socket, be provided with cement oil hemp seal filler 4 between connection pipe fitting 3 and the grey iron pipe 1, be provided with T type rubber ring 5 between connection pipe fitting 3 and the nodular cast iron pipe 2.
Example 1
As shown in fig. 1, the pipe socket of the connecting pipe fitting 3 is the same as the socket of the gray iron pipe 1, the pipe socket of the connecting pipe fitting 3 is the same as the socket of the ductile cast iron pipe 2, the socket of the gray iron pipe 1 is arranged in the pipe socket of the connecting pipe fitting 3, and the pipe socket of the connecting pipe fitting 3 is arranged in the socket of the ductile cast iron pipe 2. A cement-oil-hemp sealing filler 4 is arranged between the socket of the gray iron pipe 1 and the pipe socket of the connecting pipe fitting 3, and a T-shaped rubber ring 5 is arranged between the pipe socket of the connecting pipe fitting 3 and the socket of the nodular cast iron pipe 2.
The installation method of the connecting pipe fitting 3 comprises the following steps:
firstly, the spigot of the gray iron pipe 1 is inserted into the pipe socket of the connecting pipe fitting 3, and then the cement-oil-hemp sealing filler 4 is put into a gap between the spigot of the gray iron pipe 1 and the pipe socket of the connecting pipe fitting 3 for solidification. And finally, inserting a pipe fitting socket of the connecting pipe fitting 3 into the bell mouth of the nodular cast iron pipe 2, and extruding the T-shaped rubber ring 5 to achieve a sealing effect.
Example 2
As shown in fig. 2, the pipe socket of the connecting pipe fitting 3 is the same as the socket of the ductile cast iron pipe 2, the pipe socket of the connecting pipe fitting 3 is the same as the socket of the gray iron pipe 1, the socket of the ductile cast iron pipe 2 is arranged in the pipe socket of the connecting pipe fitting 3, and the pipe socket of the connecting pipe fitting 3 is arranged in the socket of the gray iron pipe 1. A T-shaped rubber ring 5 is arranged between the socket of the nodular cast iron pipe 2 and the pipe socket of the connecting pipe fitting 3. A cement-oil-hemp sealing filler 4 is arranged between the pipe fitting socket of the connecting pipe fitting 3 and the bell mouth of the gray iron pipe 1.
The installation method of the connecting pipe fitting 3 comprises the following steps:
firstly, the T-shaped rubber ring 5 is placed into the socket sealing surface of the nodular cast iron pipe 2, then the socket of the nodular cast iron pipe 2 is inserted into the pipe fitting socket of the connecting pipe fitting 3, and the sealing effect is achieved by extruding the T-shaped rubber ring 5. Then, the pipe fitting insertion opening of the connecting pipe fitting 3 is inserted into the bell mouth of the gray iron pipe 1, and finally, the cement-oil-hemp sealing filler 4 is put into the gap between the insertion opening of the gray iron pipe 1 and the pipe fitting bell mouth of the connecting pipe fitting 3 to be solidified.
Claims (4)
1. An interface device for connecting a ductile cast iron pipe and a gray iron pipe, which is characterized in that: the novel cement oil-hemp sealing filler comprises a connecting pipe fitting (3) which is detachably arranged between an gray iron pipe (1) and a ductile cast iron pipe (2), wherein the connecting pipe fitting (3) is a prefabricated member which is integrally manufactured, the front end of the connecting pipe fitting (3) is a pipe fitting bell mouth, the middle of the connecting pipe fitting is a pipe fitting body, the tail end of the connecting pipe fitting is a pipe fitting spigot, a cement oil-hemp sealing filler (4) is arranged between the connecting pipe fitting (3) and the gray iron pipe (1), and a T-shaped rubber ring (5) is arranged between the connecting pipe fitting (3) and the ductile cast iron pipe (2).
2. An interface device for connecting a ductile iron pipe to a gray iron pipe according to claim 1, wherein: the pipe socket of the connecting pipe fitting (3) is the same as the socket of the gray iron pipe (1), the pipe socket of the connecting pipe fitting (3) is the same as the socket of the nodular cast iron pipe (2), the socket of the gray iron pipe (1) is arranged in the pipe socket of the connecting pipe fitting (3), and the pipe socket of the connecting pipe fitting (3) is arranged in the socket of the nodular cast iron pipe (2).
3. An interface device for connecting a ductile iron pipe to a gray iron pipe according to claim 1, wherein: the pipe socket of the connecting pipe fitting (3) is the same as the socket of the nodular cast iron pipe (2), the pipe socket of the connecting pipe fitting (3) is the same as the socket of the gray iron pipe (1), the socket of the nodular cast iron pipe (2) is arranged in the pipe socket of the connecting pipe fitting (3), and the pipe socket of the connecting pipe fitting (3) is arranged in the socket of the gray iron pipe (1).
4. A joint arrangement for joining a ductile iron pipe to a gray iron pipe according to any one of claims 2 or 3, characterized in that: the connecting pipe fitting (3) is made of cast spheroidal graphite cast iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321128059.XU CN219712603U (en) | 2023-05-11 | 2023-05-11 | Interface device for connecting nodular cast iron pipe and gray iron pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321128059.XU CN219712603U (en) | 2023-05-11 | 2023-05-11 | Interface device for connecting nodular cast iron pipe and gray iron pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219712603U true CN219712603U (en) | 2023-09-19 |
Family
ID=88003579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321128059.XU Active CN219712603U (en) | 2023-05-11 | 2023-05-11 | Interface device for connecting nodular cast iron pipe and gray iron pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219712603U (en) |
-
2023
- 2023-05-11 CN CN202321128059.XU patent/CN219712603U/en active Active
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| GR01 | Patent grant |