CN216843543U - Ductile cast iron water supply pipe - Google Patents
Ductile cast iron water supply pipe Download PDFInfo
- Publication number
- CN216843543U CN216843543U CN202123046386.4U CN202123046386U CN216843543U CN 216843543 U CN216843543 U CN 216843543U CN 202123046386 U CN202123046386 U CN 202123046386U CN 216843543 U CN216843543 U CN 216843543U
- Authority
- CN
- China
- Prior art keywords
- cast iron
- water supply
- supply pipe
- iron water
- flange plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 103
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 82
- 229910052751 metal Inorganic materials 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 44
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003063 flame retardant Substances 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 230000002269 spontaneous effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The utility model discloses a nodular cast iron feed pipe, which comprises a first nodular cast iron feed pipe and a second nodular cast iron feed pipe, wherein a connecting structure is arranged between the first nodular cast iron feed pipe and the second nodular cast iron feed pipe, and a protection structure is arranged on each of the first nodular cast iron feed pipe and the second nodular cast iron feed pipe; the connecting structure comprises: the flame-retardant cable comprises a pair of annular baffles, a first flange plate, a second flange plate, a plurality of bolts, a right metal hose, a left metal hose, flame-retardant fillers and fixing screws; a pair of ring baffle is installed respectively on first nodular cast iron feed pipe and second nodular cast iron feed pipe, the utility model relates to a nodular cast iron feed pipe technical field has solved current needs and has carried out the extension with the nodular cast iron feed pipe, often causes the nodular cast iron pipe to trade the problem of damage in the problem that the spontaneous combustion takes place easily in extension department.
Description
Technical Field
The utility model relates to a nodular cast iron feed pipe technical field specifically is a nodular cast iron feed pipe.
Background
The nodular cast iron pipe is made by adding magnesium or rare earth magnesium combined with a nodulizer into molten iron before casting, so that graphite is nodulized, stress concentration is reduced, and the pipe has the advantages of high strength, high elongation, impact resistance, corrosion resistance, good sealing performance and the like.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a nodular cast iron water supply pipe comprises a first nodular cast iron water supply pipe and a second nodular cast iron water supply pipe, a connecting structure is arranged between the first nodular cast iron water supply pipe and the second nodular cast iron water supply pipe, and protection structures are arranged on the first nodular cast iron water supply pipe and the second nodular cast iron water supply pipe;
the connecting structure comprises: the flame-retardant cable comprises a pair of annular baffles, a first flange plate, a second flange plate, a plurality of bolts, a right metal hose, a left metal hose, flame-retardant fillers and fixing screws;
a pair of ring-shaped baffles are respectively arranged on a first nodular cast iron water supply pipe and a second nodular cast iron water supply pipe, a first flange plate is arranged on the first nodular cast iron water supply pipe, a second flange plate is arranged on the second nodular cast iron water supply pipe, the left wall surface and the right wall surface of the first flange plate and the second flange plate are provided with through holes, a plurality of bolts are arranged at the through holes arranged on the left wall surface and the right wall surface of the first flange plate and the second flange plate, one end of a right metal hose is arranged at the right end of the first nodular cast iron water supply pipe, a right metal hose is arranged between the first flange plate and the second flange plate, one end of the left metal hose is arranged at the left end of the second nodular cast iron water supply pipe, a left metal hose is arranged between the first flange plate and the second flange plate, the other end of the right metal hose is connected with the other end of the left metal hose, a left metal hose is arranged at the right end of the right metal hose, and flame-retardant filler are arranged between the outer wall surfaces of the right metal hose and the left metal hose and the pair of the first flange plate and the second flange plate, the first flange plate is provided with a through hole, and the fixing screw is arranged at the through hole arranged on the first flange plate.
Preferably, the protection structure comprises: an anticorrosive layer, a wear-resistant layer and an insulating layer;
the anticorrosive coating is installed respectively on first nodular cast iron feed pipe and second nodular cast iron feed pipe outer wall, and the wearing layer is installed on the inoxidizing coating outer wall, and the insulating layer is installed on the wearing layer outer wall.
Preferably, a sealing ring for sealing is arranged between the first flange plate and the pair of ring-shaped baffle plates and between the second flange plate and the pair of ring-shaped baffle plates.
Preferably, a gasket for preventing looseness is arranged between the bolts and the second flange plate.
Preferably, the first ductile cast iron water supply pipe and the second ductile cast iron water supply pipe have the same inner structure.
Preferably, the anticorrosive coating adopts the ceramic anticorrosive coating.
Advantageous effects
The utility model provides a nodular cast iron feed pipe. The nodular cast iron water supply pipe has the advantages that the connection structure is mainly adopted, the structure is simple, the operation is convenient, flame retardant substances can be filled at the joint of the nodular cast iron water supply pipe, the nodular cast iron water supply pipe is prevented from spontaneous combustion and damage at the joint, the service life of the nodular cast iron water supply pipe is greatly prolonged by arranging the anti-corrosion layer, the wear-resisting layer and the insulating layer on the nodular cast iron water supply pipe, and the problem that the nodular cast iron water supply pipe is damaged due to the fact that spontaneous combustion easily occurs at the extending position when the nodular cast iron water supply pipe needs to be extended in the prior art is solved.
Drawings
Fig. 1 is a schematic view of a nodular cast iron water supply pipe according to the present invention.
Fig. 2 is a schematic view of a main view local amplification structure of a ductile cast iron water supply pipe of the present invention.
In the figure: 1-a first ductile cast iron water supply pipe; 2-a second ductile cast iron water supply pipe; 3-an annular baffle; 4-a first flange plate; 5-a second flange plate; 6-bolt; 7-a right metal hose; 8-left metal hose; 9-a flame retardant filler; 10-a set screw; 11-an anticorrosive layer; 12-a wear resistant layer; 13-an insulating layer; 14-a sealing ring; 15-gasket.
Detailed Description
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): referring to fig. 1-2, a ductile iron water supply pipe includes the following main components: the water supply device comprises a first nodular cast iron water supply pipe 1 and a second nodular cast iron water supply pipe 2, wherein a connecting structure is arranged between the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2, and a protection structure is arranged on each of the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2;
it should be noted that, when the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2 are applied, the connection structure between the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2 can be used for connection, and the protection assemblies on the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2 can effectively prolong the service life of the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2.
In the specific implementation process, the connecting structure comprises: the flame-retardant plastic pipe comprises a pair of annular baffles 3, a first flange plate 4, a second flange plate 5, a plurality of bolts 6, a right metal hose 7, a left metal hose 8, a flame-retardant filler 9 and fixing screws 10;
a pair of ring-shaped baffles 3 are respectively arranged on a first nodular cast iron water supply pipe 1 and a second nodular cast iron water supply pipe 2, a first flange plate 4 is arranged on the first nodular cast iron water supply pipe 1, a second flange plate 5 is arranged on the second nodular cast iron water supply pipe 2, through holes are arranged on the left wall surface and the right wall surface of the first flange plate 4 and the second flange plate 5, a plurality of bolts 6 are arranged at the through holes arranged on the left wall surface and the right wall surface of the first flange plate 4 and the second flange plate 5, one end of a right metal hose 7 is arranged at the right end of the first nodular cast iron water supply pipe 1, a right metal hose 7 is arranged between the first flange plate 4 and the second flange plate 5, one end of a left metal hose 8 is arranged at the left end of the second nodular cast iron water supply pipe 2, a left metal hose 8 is arranged between the first flange plate 4 and the second flange plate 5, the other end of the right metal hose 7 is connected with the other end of the left metal hose 8, the left metal hose 8 is arranged at the right end of the right metal hose 7, the flame-retardant filler 9 is positioned between the outer wall surfaces of the right metal hose 7 and the left metal hose 8 and the pair of first flange plates 4 and the second flange plates 5, through holes are formed in the first flange plates 4, and the fixing screws 10 are installed at the through holes formed in the first flange plates 4.
It should be noted that, when the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2 need to be connected, the right metal hose 7 and the left metal hose 8 are fixed, the first flange 4 on the first nodular cast iron water supply pipe 1 and the second flange 5 on the second nodular cast iron water supply pipe 2 can be fixed by using a plurality of bolts 6, the flame-retardant filler 9 enters through the through holes on the first flange 4, the flame-retardant filler 9 is filled between the inner wall surfaces of the first flange 4 and the second flange 5 and the outer wall surfaces of the right metal hose 7 and the left metal hose 8, and the interface between the first nodular cast iron water supply pipe 1 and the second nodular cast iron water supply pipe 2 is in danger when the wall surfaces are used.
In the implementation process, the protection structure further comprises: an anticorrosive layer 11, an abrasion resistant layer 12 and an insulating layer 13;
the anticorrosive coating 11 is installed respectively on first nodular cast iron feed pipe 1 and second nodular cast iron feed pipe 2 outer wall, and wearing layer 12 is installed on the inoxidizing coating outer wall, and insulating layer 13 is installed on wearing layer 12 outer wall.
It should be noted that the anti-corrosion layer 11 installed on the outer wall surfaces of the first and second ductile cast iron water supply pipes 1 and 2 is used for preventing the first and second ductile cast iron water supply pipes 1 and 2 from being corroded, the wear-resistant layer 12 installed on the outer wall surface of the anti-corrosion layer 11 improves the service life of the first and second ductile cast iron water supply pipes 1 and 2, and the insulating layer 13 installed on the outer wall surface of the wear-resistant layer 12 plays a role in protecting the first and second ductile cast iron water supply pipes 1 and 2.
In the specific implementation process, a sealing ring 14 for sealing is further arranged between the first flange plate 4 and the pair of ring-shaped baffle plates 3 and between the second flange plate 5 and the pair of ring-shaped baffle plates 3.
In the concrete implementation process, furthermore, a gasket 15 for preventing looseness is arranged between the plurality of bolts 6 and the second flange plate 5.
In the specific implementation process, the first ductile cast iron water supply pipe 1 and the second ductile cast iron water supply pipe 2 have the same internal structure.
In the specific implementation process, the anticorrosive coating 11 is a ceramic anticorrosive coating 11.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A ductile cast iron water supply pipe comprises a first ductile cast iron water supply pipe and a second ductile cast iron water supply pipe, and is characterized in that a connecting structure is arranged between the first ductile cast iron water supply pipe and the second ductile cast iron water supply pipe, and a protection structure is arranged on each of the first ductile cast iron water supply pipe and the second ductile cast iron water supply pipe;
the connecting structure comprises: the flame-retardant cable connector comprises a pair of annular baffles, a first flange plate, a second flange plate, a plurality of bolts, a right metal hose, a left metal hose, flame-retardant fillers and fixing screws;
a pair of ring-shaped baffles are respectively arranged on a first nodular cast iron water supply pipe and a second nodular cast iron water supply pipe, a first flange plate is arranged on the first nodular cast iron water supply pipe, a second flange plate is arranged on the second nodular cast iron water supply pipe, the left wall surface and the right wall surface of the first flange plate and the second flange plate are provided with through holes, a plurality of bolts are arranged at the through holes arranged on the left wall surface and the right wall surface of the first flange plate and the second flange plate, one end of a right metal hose is arranged at the right end of the first nodular cast iron water supply pipe, a right metal hose is arranged between the first flange plate and the second flange plate, one end of the left metal hose is arranged at the left end of the second nodular cast iron water supply pipe, a left metal hose is arranged between the first flange plate and the second flange plate, the other end of the right metal hose is connected with the other end of the left metal hose, a left metal hose is arranged at the right end of the right metal hose, and flame-retardant filler are arranged between the outer wall surfaces of the right metal hose and the left metal hose and the pair of the first flange plate and the second flange plate, the first flange plate is provided with a through hole, and the fixing screw is arranged at the through hole arranged on the first flange plate.
2. The ductile iron water supply pipe according to claim 1, wherein the protective structure comprises: an anticorrosive layer, a wear-resistant layer and an insulating layer;
the anticorrosive coating is installed respectively on first nodular cast iron feed pipe and second nodular cast iron feed pipe outer wall, and the wearing layer is installed on the inoxidizing coating outer wall, and the insulating layer is installed on the wearing layer outer wall.
3. The ductile iron water supply pipe according to claim 1, wherein a sealing ring for sealing is provided between the first flange and the pair of ring-shaped baffles and between the second flange and the pair of ring-shaped baffles.
4. The ductile iron water supply pipe according to claim 1, wherein a gasket for preventing looseness is provided between the plurality of bolts and the second flange.
5. The ductile iron water supply pipe according to claim 1, wherein the first ductile iron water supply pipe and the second ductile iron water supply pipe have the same inner structure.
6. The ductile cast iron water supply pipe according to claim 1, wherein the corrosion-resistant layer is a ceramic corrosion-resistant layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123046386.4U CN216843543U (en) | 2021-12-07 | 2021-12-07 | Ductile cast iron water supply pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123046386.4U CN216843543U (en) | 2021-12-07 | 2021-12-07 | Ductile cast iron water supply pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216843543U true CN216843543U (en) | 2022-06-28 |
Family
ID=82105573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202123046386.4U Expired - Fee Related CN216843543U (en) | 2021-12-07 | 2021-12-07 | Ductile cast iron water supply pipe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN216843543U (en) |
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2021
- 2021-12-07 CN CN202123046386.4U patent/CN216843543U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220628 |