CN107061930A - Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe - Google Patents
Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe Download PDFInfo
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- CN107061930A CN107061930A CN201710340228.9A CN201710340228A CN107061930A CN 107061930 A CN107061930 A CN 107061930A CN 201710340228 A CN201710340228 A CN 201710340228A CN 107061930 A CN107061930 A CN 107061930A
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- film
- reinforced concrete
- concrete sewer
- polyvinyl chloride
- sewer pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Connection method between a kind of macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe, comprises the following steps：Step 1：Two pieces of anticorrosion films are separately mounted on the inwall of two reinforced concrete sewer pipes, the weld part on the back side is not fixed on the inwall of reinforced concrete sewer pipe；Step 2：A part for middle connection film is fixedly mounted on the inwall of the reinforced concrete sewer pipe of upstream；Step 3：The weld part securely sweat soldering at the back side of the anticorrosion film in the reinforced concrete sewer pipe of upstream is connected on film in centre；Step 4：Another part of middle connection film is fixedly mounted on the front at the film upstream end of the anticorrosion film in the reinforced concrete sewer pipe in downstream.Very smooth the invention enables the flowing of sewage, sewage will not impact two pieces of anticorrosion films and the middle seam crossing for being connected film, and sweat soldering is more lasting, it is not easy to breach.
Description
Technical field
The present invention relates between a kind of macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe
Connection method.
Background technology
With the rapidly development of industry, sewage（Particularly industrial wastewater）In contained acid and poisonous speciality increasingly
It is many, certain erosion is generated to the concrete of draining inside pipe wall.Therefore, the various tubing with corrosion resistance arise at the historic moment.It is dirty
Waterpipe kind is although various, but using it is most be economic and practical reinforced concrete sewer pipe.General sewer coagulation
In terms of the inner face protection of native irrigation canals and ditches pipeline, there is the special acid-resistant paint of brushing, cement mortar is painted or with Acid resisting Cement patch paving ceramic tile
Deng.Though above-listed various protection surface layers are respectively provided with the erosion of anti-soil water biogas (hydrogen sulfide etc.), pipe of concrete is influenceed by external pressure
Afterwards, deformation cracking slightly is had unavoidably, and the protective layer for making inside pipe wall is also cracked or peeled off, hydrogen sulfide therewith by this deformation cracking
Corrosion concrete at cracking or stripping will be followed Deng waste gas, original function is destroyed, service life also shortens, and general sewerage
It is assembled in densely populated big city, for scrapping pipeline, its funds built again must be several times as much as original newly-built expense,
And rebuilding, reconstruction, technically, spatially often there is the difficulty for being difficult to solve.Therefore the protected mode of lumarith must select effectively,
More permanent method, to reach long-lived efficiency.
The content of the invention
The technical problem to be solved in the present invention is：The concrete of existing sewage drainage inside pipe wall is overcome easily to be etched
Shortcoming there is provided the connection side between a kind of macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe
Method.
In order to solve the above-mentioned technical problem, the present invention proposes following technical proposal：A kind of height of reinforced concrete sewer pipe
Connection method between molecular modification polyvinyl chloride lining anti-corrosion film, using two reinforced concrete sewer pipes, two pieces high
Molecular modification polyvinyl chloride lining anti-corrosion film, one piece of middle connection film, two reinforced concrete sewer pipes are sequentially connected
Get up；
According to the upstream and downstream order of current, among the two ends of reinforced concrete sewer pipe, one end positioned at current upstream is referred to as pipe
Upstream end, is referred to as pipe downstream positioned at the one end in current downstream；
Two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films are separately mounted to the inwall of two reinforced concrete sewer pipes
On；
Among the two ends of macromolecule modified polyvinyl chloride lining anti-corrosion film, the one end at trip end installed on the pipe is referred to as on film
You Duan, is referred to as film downstream installed in one end of pipe downstream；
Macromolecule modified polyvinyl chloride lining anti-corrosion film includes liquid contact chip, some installation keys；
Liquid contact chip include surface it is smooth and contact sewage front and be correspondingly fixed on the interior of reinforced concrete sewer pipe
The back side on wall；
Some installation key is abreast located on the back side of liquid contact chip；
Fitly cut off close to the part of film downstream in some installation keys, it is above-mentioned be removed after the region that leaves be to use
Carry out the weld part of connection film in the middle of sweat soldering；
Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of above-mentioned reinforced concrete sewer pipe, including
The following steps：
Step 1：Two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films are separately mounted to two armored concrete drainings
On the inwall of pipe, some installation keys are allowed to be embedded into reinforced concrete sewer pipe, the part on the back side in addition to weld part
It is securely fixed on the inwall of reinforced concrete sewer pipe, the weld part on the back side is not fixed to reinforced concrete sewer pipe
On inwall；
Step 2：A part for middle connection film is fixedly mounted under the pipe of the reinforced concrete sewer pipe of upstream
Swim on the inwall at end；
Step 3：The macromolecule modified polyvinyl chloride lining anti-corrosion film in the reinforced concrete sewer pipe of upstream
The securely sweat soldering of the weld part at the back side is on centre connection film；
Step 4：Another part of middle connection film is fixedly mounted in the reinforced concrete sewer pipe in downstream
On front at the film upstream end of macromolecule modified polyvinyl chloride lining anti-corrosion film.
The further restriction of above-mentioned technical proposal is that installation key is T font keys, and it includes one and vertically prolonged from the back side
The connection strap stretched, it is rectangular pile things on bar, connection strap and pile things on bar to be provided with a cross section in the extension of connection strap ending vertical
Present T-shaped.
The further restriction of above-mentioned technical proposal is that installation key is diamond-key, and it includes one and vertically prolonged from the back side
The connection strap stretched, extends in connection strap ending vertical and is provided with the pile things on bar that a cross section is rhombus, the cross section of pile things on bar is
Rhombus.
Compared with prior art, the present invention has following beneficial effect：
1st, from the direction of current, the macromolecule modified polyvinyl chloride lining anti-corrosion film of upstream is mounted in the upper of middle connection film
Side, centre connection film is mounted in the top of the macromolecule modified polyvinyl chloride lining anti-corrosion film in downstream, therefore the stream of sewage
It is dynamic very smooth, stop without any, and also sewage will not impact two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films
With the middle seam crossing for being connected film, macromolecule modified polyvinyl chloride lining anti-corrosion film and the middle thermofussion welding for being connected film
Connecing can be more lasting, it is not easy to breach or damage.
2nd, the installation key of macromolecule modified polyvinyl chloride lining anti-corrosion film of the invention is T fonts key or diamond-key,
It is embedded in concrete and fastens using installation key, promotes macromolecule modified polyvinyl chloride lining anti-corrosion film to be brought into close contact
In the tube wall of reinforced concrete sewer pipe, the phenomenon of stripping is not had.
3rd, macromolecule modified polyvinyl chloride lining anti-corrosion film is PVC material, with acidproof, alkaline-resisting, chemically-resistant article
Characteristic, be difficult to be corroded by sewage, weatherability, resistance to ag(e)ing are especially excellent, and high resilience, toughness is good；Concrete can be avoided
Because of the phenomenon such as slight crack or stratum variation, and it is abnormal to be peeling or be cracked, and is the optimal material of lining, and even more a kind of splendid prevents
Water material.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 is local structural graph when installation key is diamond-key.
Embodiment
Fig. 1 to Fig. 3 is referred to, the present invention proposes a kind of macromolecule modified polyvinyl chloride liner of reinforced concrete sewer pipe
Connection method between anticorrosion film, using two reinforced concrete sewer pipes 2, two pieces of macromolecule modified polyvinyl chloride liners
Anticorrosion film 3, one piece of middle connection film 4.
Two reinforced concrete sewer pipes 2 are connected in turn.
According to the upstream and downstream order of current, among the two ends of reinforced concrete sewer pipe 2, one end positioned at current upstream claims
For pipe upstream end 22, it is referred to as pipe downstream 24 positioned at the one end in current downstream.
Two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films 3 are separately mounted to two reinforced concrete sewer pipes 2
Inwall 26 on.
Among the two ends of macromolecule modified polyvinyl chloride lining anti-corrosion film 3, the one end at trip end 22 installed on the pipe claims
For film upstream end 32, it is referred to as film downstream 34 installed in one end of pipe downstream 24.
The macromolecule modified polyvinyl chloride lining anti-corrosion film 3 includes liquid contact chip 36, some installation keys 38.
Liquid contact chip 36 include surface it is smooth and contact the front 362 of sewage and be correspondingly fixed on armored concrete row
The back side 364 on the inwall 26 of water pipe 2.
Some installation key 38 is abreast located on the back side 364 of liquid contact chip 36.
Installation key 38 is T font keys, and it includes a vertically extending connection strap 382 from the back side 364, in connection strap
The extension of 382 ending verticals is rectangular pile things on bar 384 provided with a cross section, and T words are presented in connection strap 382 and pile things on bar 384
Shape, therefore referred to as T fonts key.
Or installation key 38 is diamond-key（Alternatively referred to as brilliant key）, it includes one and extended vertically from the back side 364
Connection strap 382, the ending vertical of connection strap 382 extend provided with a cross section be rhombus pile things on bar 386, pile things on bar 386
Cross section be rhombus, therefore referred to as diamond-key.
Fitly cut off close to the part of film downstream 34 in some installation keys 38, it is above-mentioned be removed after leave
Region is the weld part 39 of the connection film 4 in the middle of sweat soldering.
Company between a kind of macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe of the present invention
Method is connect, is comprised the following steps：
Step 1：Two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films 3 are separately mounted to two armored concrete drainings
On the inwall 26 of pipe 2, some installation keys 38 are allowed to be embedded into reinforced concrete sewer pipe 1, except weld part 39 on the back side 364
Outside part be securely fixed on the inwall 26 of reinforced concrete sewer pipe 1, the weld part 39 on the back side 364 is not fixed to
On the inwall 26 of reinforced concrete sewer pipe 1；
Step 2：A part for middle connection film 4 is fixedly mounted in the pipe of the reinforced concrete sewer pipe 2 positioned at upstream
On inwall 26 at downstream 24；
Step 3：The macromolecule modified polyvinyl chloride lining anti-corrosion film 3 in the reinforced concrete sewer pipe 2 of upstream
The back side 364 the securely sweat soldering of weld part 39 centre connection film 4 on；
Step 4：Another part of middle connection film 4 is fixedly mounted in the reinforced concrete sewer pipe 2 in downstream
Macromolecule modified polyvinyl chloride lining anti-corrosion film 3 film upstream end 32 at front 362 on.
The present invention has following beneficial effect：
1st, from the direction of current, the macromolecule modified polyvinyl chloride lining anti-corrosion film 3 of upstream is mounted in middle connection film 4
Top, centre connection film 4 is mounted in the top of the macromolecule modified polyvinyl chloride lining anti-corrosion film 3 in downstream, therefore sewage
Flowing it is very smooth, stop without any, and sewage will not impact two pieces of macromolecule modified polyvinyl chloride lining anti-corrosions
Film 3 is connected film 4 with the middle seam crossing for being connected film 4, macromolecule modified polyvinyl chloride lining anti-corrosion film 3 with centre
Sweat soldering can be more lasting, it is not easy to breach or damage.
2nd, the installation key 38 of macromolecule modified polyvinyl chloride lining anti-corrosion film 3 of the invention is T fonts key or rhombus
Key, is embedded in concrete and fastens using installation key 38, promotes macromolecule modified polyvinyl chloride lining anti-corrosion film 3 tight
The closely connected tube wall together in reinforced concrete sewer pipe 2, does not have the phenomenon of stripping.
3rd, macromolecule modified polyvinyl chloride lining anti-corrosion film 3 is PVC material, with acidproof, alkaline-resisting, chemically-resistant article
Characteristic, be difficult to be corroded by sewage, weatherability, resistance to ag(e)ing are especially excellent, and high resilience, toughness is good；Concrete can be avoided
Because of the phenomenon such as slight crack or stratum variation, and it is abnormal to be peeling or be cracked, and is the optimal material of lining, and even more a kind of splendid prevents
Water material.
Claims (3)
1. the connection method between a kind of macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe, its
It is characterised by, using in two reinforced concrete sewer pipes, two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films, one piece
Between connect film, two reinforced concrete sewer pipes are connected in turn；
According to the upstream and downstream order of current, among the two ends of reinforced concrete sewer pipe, one end positioned at current upstream is referred to as pipe
Upstream end, is referred to as pipe downstream positioned at the one end in current downstream；
Two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films are separately mounted to the inwall of two reinforced concrete sewer pipes
On；
Among the two ends of macromolecule modified polyvinyl chloride lining anti-corrosion film, the one end at trip end installed on the pipe is referred to as on film
You Duan, is referred to as film downstream installed in one end of pipe downstream；
Macromolecule modified polyvinyl chloride lining anti-corrosion film includes liquid contact chip, some installation keys；
Liquid contact chip include surface it is smooth and contact sewage front and be correspondingly fixed on the interior of reinforced concrete sewer pipe
The back side on wall；
Some installation key is abreast located on the back side of liquid contact chip；
Fitly cut off close to the part of film downstream in some installation keys, it is above-mentioned be removed after the region that leaves be to use
Carry out the weld part of connection film in the middle of sweat soldering；
Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of above-mentioned reinforced concrete sewer pipe, including
The following steps：
Step 1：Two pieces of macromolecule modified polyvinyl chloride lining anti-corrosion films are separately mounted to two armored concrete drainings
On the inwall of pipe, some installation keys are allowed to be embedded into reinforced concrete sewer pipe, the part on the back side in addition to weld part
It is securely fixed on the inwall of reinforced concrete sewer pipe, the weld part on the back side is not fixed to reinforced concrete sewer pipe
On inwall；
Step 2：A part for middle connection film is fixedly mounted under the pipe of the reinforced concrete sewer pipe of upstream
Swim on the inwall at end；
Step 3：The macromolecule modified polyvinyl chloride lining anti-corrosion film in the reinforced concrete sewer pipe of upstream
The securely sweat soldering of the weld part at the back side is on centre connection film；
Step 4：Another part of middle connection film is fixedly mounted in the reinforced concrete sewer pipe in downstream
On front at the film upstream end of macromolecule modified polyvinyl chloride lining anti-corrosion film.
2. a kind of macromolecule modified polyvinyl chloride lining anti-corrosion glue of reinforced concrete sewer pipe according to claim 1
Connection method between piece, it is characterised in that installation key is T font keys, it includes a vertically extending connection from the back side
Bar, it is rectangular pile things on bar to be provided with a cross section in the extension of connection strap ending vertical, and T words are presented in connection strap and pile things on bar
Shape.
3. a kind of macromolecule modified polyvinyl chloride lining anti-corrosion glue of reinforced concrete sewer pipe according to claim 1
Connection method between piece, it is characterised in that installation key is diamond-key, it includes a vertically extending connection from the back side
Bar, extends in connection strap ending vertical and is provided with the pile things on bar that a cross section is rhombus, the cross section of pile things on bar is rhombus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710340228.9A CN107061930B (en) | 2017-05-15 | 2017-05-15 | Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710340228.9A CN107061930B (en) | 2017-05-15 | 2017-05-15 | Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107061930A true CN107061930A (en) | 2017-08-18 |
| CN107061930B CN107061930B (en) | 2018-10-12 |
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ID=59609334
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710340228.9A Active CN107061930B (en) | 2017-05-15 | 2017-05-15 | Connection method between the macromolecule modified polyvinyl chloride lining anti-corrosion film of reinforced concrete sewer pipe |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0246043B1 (en) * | 1986-05-13 | 1992-05-27 | W.R. Grace Limited | Method of applying a wrapping |
| CN200952626Y (en) * | 2006-07-17 | 2007-09-26 | 王金桥 | Arc erosion resisting thermal insulating anticorrosion liner connecting sleeve |
| US20160025257A1 (en) * | 2014-07-23 | 2016-01-28 | Michael Derek Birdwell | Covering for Underground Pipes and Related Methods |
| CN205606065U (en) * | 2016-05-12 | 2016-09-28 | 成都贝根管道有限责任公司 | A complete anticorrosive connection structure for serving as a contrast mould compound steel pipes |
-
2017
- 2017-05-15 CN CN201710340228.9A patent/CN107061930B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0246043B1 (en) * | 1986-05-13 | 1992-05-27 | W.R. Grace Limited | Method of applying a wrapping |
| CN200952626Y (en) * | 2006-07-17 | 2007-09-26 | 王金桥 | Arc erosion resisting thermal insulating anticorrosion liner connecting sleeve |
| US20160025257A1 (en) * | 2014-07-23 | 2016-01-28 | Michael Derek Birdwell | Covering for Underground Pipes and Related Methods |
| CN205606065U (en) * | 2016-05-12 | 2016-09-28 | 成都贝根管道有限责任公司 | A complete anticorrosive connection structure for serving as a contrast mould compound steel pipes |
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| Publication number | Publication date |
|---|---|
| CN107061930B (en) | 2018-10-12 |
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