CN206175835U - A nodular cast -iron pipe that is used for acid and alkali -resistance of sewage transportation - Google Patents
A nodular cast -iron pipe that is used for acid and alkali -resistance of sewage transportation Download PDFInfo
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- CN206175835U CN206175835U CN201621079349.XU CN201621079349U CN206175835U CN 206175835 U CN206175835 U CN 206175835U CN 201621079349 U CN201621079349 U CN 201621079349U CN 206175835 U CN206175835 U CN 206175835U
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- iron
- acid
- iron pipe
- spheroidal graphite
- graphite cast
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Abstract
The utility model discloses a nodular cast -iron pipe that is used for acid and alkali -resistance of sewage transportation, store ball, connecting pipe, anti -corrosion coating, cement inner liner, outside anti layer, the permeability hole of corroding including body bellmouth, nodular cast iron lid, external cast iron pipe, nodular cast iron body, rubber ring ring, bolt, acidifying or alkalizing agent. The beneficial effects of the utility model are that: quality of water can be protected to the inside lining cement layer, reduces head loss, improves T type nodular cast -iron pipe's life, and anti -corrosion coating can improve the anti -erosion capacity to the acid -base composition in the sewage, and the outside anti layer of corroding can protect nodular cast -iron pipe to bury the erosion that receives for a long time under soil, further improves T type nodular cast -iron pipe's corrosion resistance, and acidifying or alkalizing agent stores at acidifying or alkalizing agent in storing the ball for in with sewage in the acid -base composition, reduce the corruption to nodular cast -iron pipe inside, the utility model discloses effectively guaranteed nodular cast -iron pipe's life, provide convenient to follow -up sewage treatment simultaneously.
Description
Technical field
This utility model is related to a kind of cast iron pipe, the ductile iron pipe of specially a kind of acid and alkali-resistance for sewage transport,
Belong to pipe applications technical field.
Background technology
T-shaped ductile iron pipe be for recommend for admission to school water, coal gas, atmosphere, oil and the daily elevated pressures fluid of heating steam etc. and
The characteristics of T-shaped spheroidal graphite casting material of other use is that inner wall smooth, lightweight, corrosion-resistant, good antiscale property function be good, the low one-level of cost.
The forging technology of ductile iron pipe has, and individual middle water cooling is, when modern skill, not conform to technique
Spheroidal graphite cast-iron skill work(is contrasted with plain cast iron pipe, the corrosion resistance of the plain cast iron pipe that not only stood facing each other, and have intensity it is high,
Good toughness, wall are thin, lightweight, impact resistance, bending function is big, install box lunch etc., and also achieve at home and fulfil well
With.
Though the existing domestic ductile iron pipe for defeated sewage has corrosion-resistant coating, unavoidably it is corroded, simply corrodes
Speed is slow, but the soda acid in sewage is seriously uneven, and sewage quantity is big, and long-term conventional corrosion is slowly destroyed inside ductile iron pipe
Structure, and change sewage conduct and more bother, therefore, a kind of acid and alkali-resistance for sewage transport is proposed for the problems referred to above
Ductile iron pipe.
Utility model content
The purpose of this utility model is that to solve the above problems and provides a kind of acid and alkali-resistance for sewage transport
Ductile iron pipe.
This utility model is achieved through the following technical solutions above-mentioned purpose, a kind of ball of the acid and alkali-resistance for sewage transport
Graphite cast iron pipe, including spheroidal graphite cast-iron body, described spheroidal graphite cast-iron body one end are provided with bellmouth, and the spheroidal graphite cast-iron body
Section is connected with Puncture Tube, is provided with spheroidal graphite cast-iron lid, is provided with some on the spheroidal graphite cast-iron tops at the top of the Puncture Tube
Cushion rubber ring is provided with bolt, and the spheroidal graphite cast-iron lid, the spheroidal graphite cast-iron body most external is provided with outside anti-erosion layer,
Cement lining layer is provided with below the outside anti-erosion layer, the spheroidal graphite cast-iron body penetralia is provided with corrosion-resistant coating, institute
State Puncture Tube to be connected with connecting tube, the connecting tube bottom is connected with acid-base modifier storage ball, the acid-base modifier storage
Permeability hole is provided with ball.
Preferably, the liner cement layer is the inside packed layer of the spheroidal graphite cast-iron body.
Preferably, the thickness of the liner cement layer is 3-10mm.
Preferably, the permeability hole is circular web frame, and a diameter of 2-3mm.
Preferably, it is to be flexibly connected between the spheroidal graphite cast-iron lid and the Puncture Tube.
The beneficial effects of the utility model are：Liner cement layer can protect water quality, reduce the loss of flood peak, improve T-shaped ball
The service life of graphite cast iron pipe, corrosion-resistant coating can improve the corrosion resistance to the soda acid composition in sewage, outside anti-erosion
Layer can protect ductile iron pipe to be embedded in erosion suffered under soil for a long time, further improve the corrosion resistant of T-shaped ductile iron pipe
Corrosion, is stored in acid-base modifier in acid-base modifier storage ball, for neutralizing the soda acid composition in sewage, reduces and spheroidal graphite is cast
Corrosion inside iron pipe, this utility model have been effectively ensured the service life of ductile iron pipe, while carrying to follow-up sewage disposal
Convenience is supplied.
Description of the drawings
Fig. 1 is this utility model overall structure diagram；
Generalized sections of the Fig. 2 for this utility model spheroidal graphite cast-iron body；
In figure：1st, body bellmouth, 2, spheroidal graphite cast-iron lid, 3, external cast iron pipe, 4, spheroidal graphite cast-iron body, 5, cushion rubber ring, 6,
Bolt, 7, acid-base modifier storage ball, 8, connecting tube, 9, corrosion-resistant coating, 10, cement lining layer, 11, outside anti-erosion layer, 12,
Permeability hole.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Refer to shown in Fig. 1-2, a kind of ductile iron pipe of the acid and alkali-resistance for sewage transport, including spheroidal graphite cast-iron body
4,4 one end of spheroidal graphite cast-iron body is provided with bellmouth 1, and 4 stage casing of spheroidal graphite cast-iron body is connected with Puncture Tube 3, pacifies at the top of Puncture Tube 3
Equipped with spheroidal graphite cast-iron lid 2, if be provided with the top of spheroidal graphite cast-iron lid 2 on bolt stem 6, and spheroidal graphite cast-iron lid 2 being provided with cushion rubber ring
5,4 most external of spheroidal graphite cast-iron body is provided with outside anti-erosion layer 11, and cement lining layer is provided with below outside anti-erosion layer 11
10,4 penetralia of spheroidal graphite cast-iron body is provided with corrosion-resistant coating 9, and Puncture Tube 3 is connected with connecting tube 8,8 bottom of connecting tube and soda acid
Regulator storage ball 7 connects, and is provided with permeability hole 12 on acid-base modifier storage ball 7.
Inside packed layer of the liner cement layer 10 for spheroidal graphite cast-iron body 4, effective protection liner cement layer 10 be not rotten
Erosion destruction, reduces the loss of water, and the thickness of liner cement layer 10 is 3-10mm, and rational thickness can improve the guarantee to water quality
With reduce water loss, permeability hole 12 is circular web frame, and a diameter of 2-3mm, it is to avoid acid-base modifier consumes too fast, causes into
This is too high, to be flexibly connected between spheroidal graphite cast-iron lid 2 and Puncture Tube 3, can open acid-alkali accommodation of the spheroidal graphite cast-iron lid 2 to powdered
Agent is supplemented.
First, 4 most external of spheroidal graphite cast-iron body be outer anti-erosion layer 11, the various erosions that effectively can completely cut off in soil,
4 penetralia of spheroidal graphite cast-iron body is corrosion-resistant coating 9, it is possible to increase the corrosion resistance to soda acid composition in water, liner cement layer 4
For internal packed layer, liner cement layer 4 ensure that water quality and reduce the loss of water, and acid-base modifier storage ball 7 can be to sewage
In soda acid carry out part neutralization, small permeability hole 12 avoids acid-base modifier and consumes too fast, can open for a period of time and put
Acid-base modifier is supplemented in the spheroidal graphite cast-iron lid 2 of soil surface, in effectively reducing sewage, soda acid composition is cast to spheroidal graphite
The corrosion of iron pipe, extends service life.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as restriction
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity
Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (5)
1. a kind of ductile iron pipe of the acid and alkali-resistance for sewage transport, including spheroidal graphite cast-iron body（4）, it is characterised in that：Institute
State spheroidal graphite cast-iron body（4）One end is provided with bellmouth（1）, and the spheroidal graphite cast-iron body（4）Stage casing and Puncture Tube（3）Connection,
The Puncture Tube（3）Top is provided with spheroidal graphite cast-iron lid（2）, the spheroidal graphite cast-iron lid（2）If being provided with bolt stem on top
（6）, and the spheroidal graphite cast-iron lid（2）On be provided with cushion rubber ring（5）, the spheroidal graphite cast-iron body（4）Most external is provided with outside
Anti-erosion layer（11）, the outside anti-erosion layer（11）Lower section is provided with cement lining layer（10）, the spheroidal graphite cast-iron body（4）
Penetralia is provided with corrosion-resistant coating（9）, the Puncture Tube（3）With connecting tube（8）Connection, the connecting tube（8）Bottom and soda acid
Regulator stores ball（7）Connection, the acid-base modifier store ball（7）On be provided with permeability hole（12）.
2. it is according to claim 1 it is a kind of for sewage transport acid and alkali-resistance ductile iron pipe, it is characterised in that：It is described
Cement lining layer（10）For the spheroidal graphite cast-iron body（4）Inside packed layer.
3. it is according to claim 1 it is a kind of for sewage transport acid and alkali-resistance ductile iron pipe, it is characterised in that：It is described
Cement lining layer（10）Thickness be 3-10mm.
4. it is according to claim 1 it is a kind of for sewage transport acid and alkali-resistance ductile iron pipe, it is characterised in that：It is described
Permeability hole（12）For circular web frame, and a diameter of 2-3mm.
5. it is according to claim 1 it is a kind of for sewage transport acid and alkali-resistance ductile iron pipe, it is characterised in that：It is described
Spheroidal graphite cast-iron lid（2）With the Puncture Tube（3）Between for be flexibly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621079349.XU CN206175835U (en) | 2016-09-26 | 2016-09-26 | A nodular cast -iron pipe that is used for acid and alkali -resistance of sewage transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621079349.XU CN206175835U (en) | 2016-09-26 | 2016-09-26 | A nodular cast -iron pipe that is used for acid and alkali -resistance of sewage transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206175835U true CN206175835U (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621079349.XU Active CN206175835U (en) | 2016-09-26 | 2016-09-26 | A nodular cast -iron pipe that is used for acid and alkali -resistance of sewage transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206175835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813019A (en) * | 2017-04-17 | 2017-06-09 | 全南县智护力工业产品设计有限公司 | A kind of iron pipe for transporting sewage |
| CN111043428A (en) * | 2019-12-18 | 2020-04-21 | 江苏万源新材料股份有限公司 | Special-shaped trousers type three-way pipeline and forming die |
-
2016
- 2016-09-26 CN CN201621079349.XU patent/CN206175835U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813019A (en) * | 2017-04-17 | 2017-06-09 | 全南县智护力工业产品设计有限公司 | A kind of iron pipe for transporting sewage |
| CN111043428A (en) * | 2019-12-18 | 2020-04-21 | 江苏万源新材料股份有限公司 | Special-shaped trousers type three-way pipeline and forming die |
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