CN108724446A - A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process - Google Patents
A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process Download PDFInfo
- Publication number
- CN108724446A CN108724446A CN201810726736.5A CN201810726736A CN108724446A CN 108724446 A CN108724446 A CN 108724446A CN 201810726736 A CN201810726736 A CN 201810726736A CN 108724446 A CN108724446 A CN 108724446A
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- Prior art keywords
- reinforced plastic
- push pipe
- concrete
- concrete layer
- inner lining
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- 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.)
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- 239000003365 glass fiber Substances 0.000 title claims abstract description 32
- 229920002430 Fibre-reinforced plastic Polymers 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 239000011152 fibreglass Substances 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 19
- 230000003628 erosive effect Effects 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 239000011265 semifinished product Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 239000002689 soil Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000035772 mutation Effects 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 235000009854 Cucurbita moschata Nutrition 0.000 description 1
- 240000001980 Cucurbita pepo Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 235000020354 squash Nutrition 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation processes, including glass reinforced plastic pipe and concrete layer, concrete layer is coated on the outside of glass reinforced plastic pipe, glass reinforced plastic pipe both ends are respectively arranged with connector and birdsmouth, several fixed anchor posts are equidistantly fixedly connected on glass reinforced plastic pipe lateral wall, it is equidistantly provided with several steel bar layers on several fixed anchor posts, several steel rings are equidistantly arranged in several steel bar layers, concrete layer is arranged with connection ring set close to birdsmouth one end, concrete layer is provided with round continuing surface on the side wall of connector one end, annular groove two is provided on round continuing surface, sealing ring two is fixedly installed inside annular groove two, concrete layer equidistantly interts on the end face of birdsmouth is equipped with several positioning columns, concrete layer is equidistantly provided with several abutment sleeves on the end face of connector.Advantageous effect：Construction efficiency is improved, push pipe stable connection is suitable for emergency case, and accurate positioning improves service life.
Description
Technical field
The present invention relates to glass reinforced plastic push pipe technical fields, it particularly relates to a kind of pre-stress glass fibre reinforced plastic inner lining concrete
Push pipe and its preparation process.
Background technology
With the development of urban economy and the expansion of city size, various city's political and ideological works such as subway, cross-river tunnel, sewage conduct
The construction of journey is also more and more.Construction method of the push pipe jacking construction method as a kind of laying underground piping of no-dig technique is right
Surrounding environment influence is small and advantage of lower cost, therefore is widely used.During push pipe jacking construction, by means of
Push pipe is passed through soil layer by the jacking force from oil cylinder or jack etc., and it is embedded followed by pipeline, maximum superiority
It is, using the tunneling mode that do not slot, to directly affect so as to avoid to above-ground structures or structures.
However, it is inevitably present frictional resistance between the outer surface and the soil body of push pipe during push pipe jacking construction,
Power is acted to push pipe surface so that shaken between push pipe, be unfavorable for jacking construction, and easily push pipe is caused to connect
Dislocation movement occurs for place, causes the excessive generation of frp lining layer stress damaged, and the leakproofness at disconnection causes pipeline
Leakage, influences the service life of push pipe, will also result in ambient contamination for harmful liquid.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Invention content
For the problems in the relevant technologies, a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe of present invention proposition and its preparation
Technique, to overcome the above-mentioned technical problem present in existing the relevant technologies.
The technical proposal of the invention is realized in this way：
A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process, including glass reinforced plastic pipe and concrete layer, it is described mixed
Solidifying soil layer is coated on the outside of the glass reinforced plastic pipe, and the glass reinforced plastic pipe both ends are respectively arranged with connector and birdsmouth, the company
It is equidistantly provided with several annular grooves one on interface lateral wall, sealing ring one, institute are fixedly installed inside the annular groove one
It states and is equidistantly fixedly connected with several fixed anchor posts on glass reinforced plastic pipe lateral wall, be equidistantly provided on several fixed anchor posts several
Steel bar layer is equidistantly arranged with several steel rings, the fixed anchor post, the steel bar layer and the reinforcing bar in several steel bar layers
Circle is located inside the concrete layer, and the concrete layer is arranged with connection ring set close to described birdsmouth one end, described
For connection ring set on the concrete layer lateral wall, the concrete layer is provided with circle on the side wall of described connector one end
Shape continuing surface, the circle continuing surface are matched with the connection ring set, and annular groove two is provided on the circle continuing surface,
Sealing ring two is fixedly installed inside the annular groove two, the concrete layer is equidistantly worn on the end face of the birdsmouth
Several positioning columns are inserted with, the concrete layer is equidistantly provided with several abutment sleeves, institute on the end face of the connector
It states abutment sleeve to be embedded in inside the concrete layer, the positioning column is identical as the abutment sleeve quantity, the positioning sleeve
Cylinder is corresponding with the position of the positioning column and match, the concrete layer and the connection ring set leak outside surface be coated with it is anti-
Rotten layer.
Further, the positioning column is inserted on described one section of lateral wall of inside concrete and is provided with several auxiliary anchor posts one.
Further, several auxiliary anchor posts two are provided on the lateral wall of the abutment sleeve.
Further, the end face that the connection ring set is contacted with the concrete layer is provided with auxiliary anchor post three, the auxiliary
Anchor post three inserts in inside the concrete layer.
Further, the glass reinforced plastic pipe is fixed in described fixed anchor post one end by unsaturated-resin and epoxide resin material
On side wall.
Further, gasket seal is arranged on the positioning column, the gasket seal is tightly attached to the erosion resistant coating.
Further, erosion resistant coating is polyvinyl resin material, thickness 3-5mm.
Optionally, it connects or welds by iron wire between the fixed anchor post and the steel bar layer.
Optionally, it connects or welds by iron wire between the steel bar layer and the steel ring.
According to another aspect of the present invention, a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe preparation process is provided, is used
In the preparation of pre-stress glass fibre reinforced plastic inner lining concrete push pipe.
Pre-stress glass fibre reinforced plastic inner lining concrete push pipe preparation process, includes the following steps：
Prepare the glass reinforced plastic pipe；
The fixed anchor post is fixed on the glass reinforced plastic pipe；
The steel bar layer is fixed on the fixed anchor post, the steel ring is fixed in the steel bar layer；
The glass reinforced plastic pipe is erected to come and fix, assembly mold, the pre-buried positioning column and the connection ring set and positioning are admittedly
It is fixed；
Casting concrete, the near pre-buried abutment sleeve in top, then continues to casting concrete；
After concrete curing, mold is removed, carrying out smooth processing to the concrete surface obtains semi-finished product push pipe；
Semi-finished product are being processed, the annular groove one, the annular groove two and the round continuing surface are outputed；
Smear the erosion resistant coating；
After the erosion resistant coating solidification, one-time surface processing is being carried out, a section pre-stress glass fibre reinforced plastic inner lining concrete push pipe is made.
Beneficial effects of the present invention：By the way that connector and birdsmouth is arranged, when being connected between push pipe so that accept muzzle
Sealing ring one is placed together on connector, opening up annular groove on the outer wall of connector so that push pipe inside and external environment
It separates, prevents internal liquid from leaking；The setting for connecting ring set and round continuing surface, increases the stability of push pipe connection, reduces top
The shake for holding junction, ensures the normal work of push pipe, the setting of annular groove two and sealing ring two so that connection ring set and circle
Shape continuing surface is sealed, and the leakproofness of push pipe junction is further enhanced, the safety of environment where ensureing push pipe work
Property；The setting of fixed anchor post so that glass reinforced plastic pipe combines together with concrete layer, and it is integrally-built steady to substantially increase push pipe
It is fixed, and coordinate the use of steel bar layer and steel ring, the anti-pressure ability of push pipe is substantially increased, can be ensured in the environment of mutation
Push pipe is not damaged, can work normally, and ensures the safety of jacking construction process；The setting of positioning column and abutment sleeve, significantly
It improves the stability of push pipe junction, while also providing positioning function for top junction, ensure connector and birdsmouth
Cooperation and the cooperation of connection ring set and round continuing surface equally ensure under the environmental change of some bursts between them
Cooperation, avoids colliding, and causes push pipe damaged, ensures normal work ability, ensure the service life of push pipe, meanwhile, it is applying
Working hour all push pipe strings form straight line together, and direction is stablized, and construction is significantly facilitated, to improve construction efficiency；Anti-corrosion
The setting of layer, one layer of guarantee is provided for concrete layer so that concrete layer is separated in external environment, mixed to substantially increase
The use for coagulating soil is awaited your instructions, and then improves the service life of push pipe.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structure chart of pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to the ... of the embodiment of the present invention；
Fig. 2 is the junction part-structure figure of pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to the ... of the embodiment of the present invention；
Fig. 3 is the flow chart of pre-stress glass fibre reinforced plastic inner lining concrete push pipe preparation process according to the ... of the embodiment of the present invention.
In figure：
1, glass reinforced plastic pipe；2, concrete layer；3, connector；4, birdsmouth；5, annular groove one；6, sealing ring one；7, fixed anchor
Column；8, steel bar layer；9, steel ring；10, ring set is connected；11, round continuing surface；12, annular groove two；13, sealing ring two；14,
Positioning column；15, abutment sleeve；16, erosion resistant coating；17, anchor post one is assisted；18, anchor post two is assisted；19, anchor post three is assisted；20, close
Gasket.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belong to what the present invention protected
Range.
According to an embodiment of the invention, a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe is provided.
As shown in Figs. 1-2, pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to the ... of the embodiment of the present invention, including glass reinforced plastic pipe
1 and concrete layer 2, the concrete layer 2 is coated on 1 outside of the glass reinforced plastic pipe, and 1 both ends of the glass reinforced plastic pipe are respectively arranged with
Connector 3 and birdsmouth 4, are equidistantly provided with several annular grooves 1 on 3 lateral wall of the connector, in the annular groove
Portion is fixedly installed sealing ring 1, several fixed anchor posts 7 is equidistantly fixedly connected on 1 lateral wall of the glass reinforced plastic pipe, if described
It is solid to determine equidistantly to be provided with several steel bar layers 8 on anchor post 7, several steel rings 9, institute are equidistantly arranged in several steel bar layers 8
It states fixed anchor post 7, the steel bar layer 8 and the steel ring 9 to be located inside the concrete layer 2, the concrete layer 2 leans on
Nearly 4 one end of the birdsmouth is arranged with connection ring set 10, and the connection ring set 10 is on 2 lateral wall of the concrete layer, institute
State concrete layer 2 and be provided with round continuing surface 11 on 3 one end side wall of the connector, the circle continuing surface 11 with it is described
Connection ring set 10 matches, and annular groove 2 12 is provided on the circle continuing surface 11, and 2 12 inside of the annular groove is solid
Surely it is provided with sealing ring 2 13, the concrete layer 2 equidistantly interts on the end face of the birdsmouth 4 is equipped with several positioning columns
14, the concrete layer 2 is equidistantly provided with several abutment sleeves 15, the abutment sleeve on the end face of the connector 3
15 are embedded in inside the concrete layer 2, and the positioning column 14 is identical as 15 quantity of the abutment sleeve, the abutment sleeve 15
It is corresponding with the position of the positioning column 14 and match, the concrete layer 2 and 10 outer drain surface of connection ring set cladding
There is erosion resistant coating 16.
In one embodiment, the positioning column 14 be inserted on one section of lateral wall of the inside concrete be provided with it is several auxiliary
Help anchor post 1.
In one embodiment, several auxiliary anchor posts 2 18 are provided on the lateral wall of the abutment sleeve 15.
In one embodiment, the end face that the connection ring set 10 is contacted with the concrete layer 2 is provided with auxiliary anchor post
3 19, the auxiliary anchor post 3 19 inserts in inside the concrete layer 2.
In one embodiment, institute is fixed in described 7 one end of fixed anchor post by unsaturated-resin and epoxide resin material
It states on 1 side wall of glass reinforced plastic pipe.
In one embodiment, gasket seal 20 is arranged on the positioning column 14, the gasket seal 20 is tightly attached to institute
State erosion resistant coating 16.
In one embodiment, erosion resistant coating 16 is polyvinyl resin material, thickness 3-5mm.
In one embodiment, it connects or welds by iron wire between the fixed anchor post 7 and the steel bar layer 8.
In one embodiment, it connects or welds by iron wire between the steel bar layer 8 and the steel ring 9.
According to another aspect of the present invention, a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe preparation process is provided, is used
In the preparation of pre-stress glass fibre reinforced plastic inner lining concrete push pipe.
As described in Figure 3, pre-stress glass fibre reinforced plastic inner lining concrete push pipe preparation process, includes the following steps：
Step S101 prepares the glass reinforced plastic pipe 1；Using the life for being closely wound squash type after glass fibre infiltration unsaturated-resin
Frp lining material is made seamless glass reinforced plastic pipe 1 according to the inner wall size of push pipe by production. art；
The fixed anchor post 7 is fixed on the glass reinforced plastic pipe 1 by step S103；After prepared by glass reinforced plastic pipe 1, by will be pre-
It is first ready to paste material and fixed anchor post 7, fixed anchor post 7 is equidistantly arranged in 1 outer wall of glass reinforced plastic pipe according to design and layout
On, pass through mould pressing process so that fixed anchor post 7 meets tensile test requirement；
The steel bar layer 8 is fixed on the fixed anchor post 7 by step S105, and the steel ring 9 is fixed on the steel bar layer 8
On；After fixed anchor post 7 has been fixed and cooled down, steel bar layer 8 is fixed on fixed anchor post 7, as soon as often fixing layer steel bar layer 8, is connect
It and fixes one layer of 9 layers of steel ring, this steel ring 9 is to disconnect circle, and wherein their the optional iron wire that is fixedly connected is fastened
Connection or welding；
Step S107 erects the glass reinforced plastic pipe 1 to come and fix, assembly mold, the pre-buried positioning column 14 and the connection
Ring set 10 simultaneously positions fixation；After having fixed steel bar layer 8 and steel ring 9, glass reinforced plastic pipe 1 is erected to come, and be placed on inner lining mould,
So that glass reinforced plastic pipe 1 is fixed and positions, outside mould is then fixed positioning, while by ready positioning column 14
With connection ring set 10 be embedded in entire working face bottom in advance, by bottom die to positioning column 14 and connection ring set 10 be fixed and
Positioning；
Step S109, casting concrete, the near pre-buried abutment sleeve 15 in top then continue to casting concrete；Mold is solid
Concreting is carried out after having determined to position and fix abutment sleeve 15 by mechanical arm when concrete block is to top,
Wherein the running of mechanical arm is associated with bottom positioning column 14, after positioning column 14 is fixed, the position similarly quilt of abutment sleeve 15
It is fixed, after pre-buried abutment sleeve 15, concreting is being carried out, and complete to pour；
Step S111 after concrete curing, removes mold, and carrying out smooth processing to 2 surface of the concrete layer obtains semi-finished product
Push pipe；After concrete curing, the positioning tool such as mold is removed, smooth place is carried out to the concrete after solidification by flattening process
Reason eliminates margin, obtains semi-finished product；
Step S113 is processing semi-finished product, outputs the annular groove 1, the annular groove 2 12 and round continuing surface
11；To semi-finished product progress turning process, connected in star one, the annular groove 2 12 and the round continuing surface 11 needed at turning,
And chamfered is carried out to each right-angle side, prevent incised wound sealing ring 1 and sealing ring 2 13；
Step S115 smears the erosion resistant coating 16；After turnery processing, 16 application process of erosion resistant coating is carried out to semi-finished product, to leakage
Concrete layer 2 smeared, ensure concrete layer 2 be higher than isolation；
Step S117 after the erosion resistant coating 16 cures, is carrying out one-time surface processing, and it is mixed that a section prestressed glass steel lining is made
Solidifying soil push pipe；It after erosion resistant coating 16 processes, is processed, the erosion resistant coating 16 on surface is carried out smooth to surface of semi-finished
Margin is handled and eliminated, a section pre-stress glass fibre reinforced plastic inner lining concrete push pipe is finally made.
In conclusion by means of the above-mentioned technical proposal of the present invention, by the way that connector 3 and birdsmouth 4 is arranged, push pipe it
Between when connecting so that birdsmouth 4 is placed on connector 3, and annular groove 1 is opened up on the outer wall of connector 3 and places sealing ring
One 6 so that separated with external environment inside push pipe, prevent internal liquid from leaking；Connection ring set 10 is set with round continuing surface 11
It sets, increases the stability of push pipe connection, reduce the shake of top junction, ensure the normal work of push pipe, annular groove 2 12
With the setting of sealing ring 2 13 so that connection ring set 10 is sealed with round continuing surface 11, further enhances push pipe company
The leakproofness at place is connect, the safety of environment where ensureing push pipe work；The setting of fixed anchor post 7 so that glass reinforced plastic pipe 1 and coagulation
Soil layer 2 combines together, substantially increases the integrally-built stabilization of push pipe, and coordinate the use of steel bar layer 8 and steel ring 9, greatly
The big anti-pressure ability for improving push pipe, can ensure that push pipe is not damaged in the environment of mutation, can work normally, and ensure that push pipe is applied
The safety of work process；The setting of positioning column 14 and abutment sleeve 15 substantially increases the stability of push pipe junction, simultaneously also
Positioning function is provided for top junction, ensure the cooperation of connector 3 and birdsmouth 4 and connects ring set 10 and round continuing surface
11 cooperation equally ensures the cooperation between them, avoids colliding, cause push pipe under the environmental change of some bursts
Breakage ensures normal work ability, ensures the service life of push pipe, meanwhile, in construction, all push pipe strings form one together
Straight line, direction are stablized, and construction are significantly facilitated, to improve construction efficiency；The setting of erosion resistant coating 16 provides for concrete layer 2
One layer of guarantee so that concrete layer 2 is separated in external environment, and the use to substantially increase concrete is awaited your instructions, Jin Erti
The high service life of push pipe.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe, which is characterized in that including glass reinforced plastic pipe（1）And concrete layer（2）,
The concrete layer（2）It is coated on the glass reinforced plastic pipe（1）Layer outside, the glass reinforced plastic pipe（1）Both ends are respectively arranged with connection
Mouthful（3）And birdsmouth（4）, the connector（3）Several annular grooves one are equidistantly provided on lateral wall（5）, the annular is recessed
Slot one（5）Inside is fixedly installed sealing ring one（6）, the glass reinforced plastic pipe（1）If being equidistantly fixedly connected on lateral wall solid
Determine anchor post（7）, several fixed anchor posts（7）On be equidistantly provided with several steel bar layers（8）, several steel bar layers（8）It is first-class
Away from being arranged with several steel rings（9）, the fixed anchor post（7）, the steel bar layer（8）With the steel ring（9）It is located at institute
State concrete layer（2）Inside, the concrete layer（2）Close to the birdsmouth（4）One end is arranged with connection ring set（10）, described
Connect ring set（10）Embedded in the concrete layer（2）On lateral wall, the concrete layer（2）Close to the connector（3）One end
Round continuing surface is provided on side wall（11）, the circle continuing surface（11）With the connection ring set（10）It matches, the circle
Shape continuing surface（11）On be provided with annular groove two（12）, the annular groove two（12）Inside is fixedly installed sealing ring two
（13）, the concrete layer（2）Close to the birdsmouth（4）End face on equidistantly intert be equipped with several positioning columns（14）, described
Concrete layer（2）Close to the connector（3）End face on be equidistantly provided with several abutment sleeves（15）, the abutment sleeve
（15）It is embedded in the concrete layer（2）Inside, the positioning column（14）With the abutment sleeve（15）Quantity is identical, described fixed
Position sleeve（15）With the positioning column（14）Position it is corresponding and match, the concrete layer（2）With the connection ring set
（10）Outer drain surface is coated with erosion resistant coating（16）.
2. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 1, which is characterized in that the positioning column（14）
It is inserted into the concrete layer（2）It is provided with several auxiliary anchor posts one on internal one section of lateral wall（17）.
3. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 2, which is characterized in that the abutment sleeve
（15）Lateral wall on be provided with several auxiliary anchor posts two（18）.
4. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 3, which is characterized in that the connection ring set
（10）With the concrete layer（2）The end face of contact is provided with auxiliary anchor post three（19）, the auxiliary anchor post three（19）Insert in institute
State concrete layer（2）It is internal.
5. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 4, which is characterized in that the fixed anchor post
（7）The glass reinforced plastic pipe is fixed in one end by unsaturated-resin and epoxide resin material（1）On side wall.
6. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 1, which is characterized in that the positioning column（14）
On be arranged with gasket seal（20）, the gasket seal（20）It is tightly attached to the erosion resistant coating（16）.
7. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 1, which is characterized in that erosion resistant coating（16）It is poly-
Vinyl material, thickness 3-5mm.
8. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 1 and its preparation process, which is characterized in that institute
State fixed anchor post（7）With the steel bar layer（8）Between pass through iron wire connection or welding.
9. pre-stress glass fibre reinforced plastic inner lining concrete push pipe according to claim 1 and its preparation process, which is characterized in that institute
State steel bar layer（8）With the steel ring（9）Between pass through iron wire connection or welding.
10. a kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe preparation process, which is characterized in that for described in claim 1
The preparation of pre-stress glass fibre reinforced plastic inner lining concrete push pipe, includes the following steps：
Prepare the glass reinforced plastic pipe（1）；
By the fixed anchor post（7）It is fixed on the glass reinforced plastic pipe（1）On；
By the steel bar layer（8）It is fixed on the fixed anchor post（7）On, the steel ring（9）It is fixed on the steel bar layer（8）
On；
By the glass reinforced plastic pipe（1）It erects and comes and fix, assembly mold, the pre-buried positioning column（14）With the connection ring set
（10）It positions and fixes；
Casting concrete, the near pre-buried abutment sleeve in top（15）, then continue to casting concrete；
After concrete curing, mold is removed, to the concrete layer（2）Surface carries out smooth processing and obtains semi-finished product push pipe；
Semi-finished product are being processed, the annular groove one is outputed（5）, the annular groove two（12）With round continuing surface（11）；
Smear the erosion resistant coating（16）；
The erosion resistant coating（16）After solidification, one-time surface processing is being carried out, a section pre-stress glass fibre reinforced plastic inner lining concrete top is made
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726736.5A CN108724446A (en) | 2018-07-04 | 2018-07-04 | A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726736.5A CN108724446A (en) | 2018-07-04 | 2018-07-04 | A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process |
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| Publication Number | Publication Date |
|---|---|
| CN108724446A true CN108724446A (en) | 2018-11-02 |
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|---|---|---|---|
| CN201810726736.5A Pending CN108724446A (en) | 2018-07-04 | 2018-07-04 | A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707919A (en) * | 2018-12-28 | 2019-05-03 | 南京新核复合材料有限公司 | A kind of prefabricated recirculated water GRP pipe of modularization and preparation method thereof |
| CN115596893A (en) * | 2022-12-14 | 2023-01-13 | 河北省多基复合材料产业技术研究院有限公司（Cn） | Glass fiber reinforced plastic reinforced concrete composite pipe and preparation method thereof |
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| CN109707919A (en) * | 2018-12-28 | 2019-05-03 | 南京新核复合材料有限公司 | A kind of prefabricated recirculated water GRP pipe of modularization and preparation method thereof |
| CN115596893A (en) * | 2022-12-14 | 2023-01-13 | 河北省多基复合材料产业技术研究院有限公司（Cn） | Glass fiber reinforced plastic reinforced concrete composite pipe and preparation method thereof |
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