CN112628483A - Inner wall PP anti-corrosion reinforced concrete pipe - Google Patents
Inner wall PP anti-corrosion reinforced concrete pipe Download PDFInfo
- Publication number
- CN112628483A CN112628483A CN202011533595.9A CN202011533595A CN112628483A CN 112628483 A CN112628483 A CN 112628483A CN 202011533595 A CN202011533595 A CN 202011533595A CN 112628483 A CN112628483 A CN 112628483A
- Authority
- CN
- China
- Prior art keywords
- pipe
- concrete
- sleeve
- corrosion
- groove
- 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.)
- Granted
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 47
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 22
- 239000004567 concrete Substances 0.000 claims abstract description 143
- 238000009415 formwork Methods 0.000 claims abstract description 58
- 230000002787 reinforcement Effects 0.000 claims abstract description 40
- 230000007797 corrosion Effects 0.000 claims abstract description 15
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- 239000004743 Polypropylene Substances 0.000 claims description 85
- 238000005266 casting Methods 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 238000007788 roughening Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000011083 cement mortar Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000011505 plaster Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000012530 fluid Substances 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
- 238000005498 polishing Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
-
- 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
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
-
- 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
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/76—Moulds
- B28B21/82—Moulds built-up from several parts; Multiple moulds; Moulds with adjustable parts
Abstract
The invention discloses an inner wall PP anti-corrosion reinforced concrete pipe, which relates to the technical field of concrete pipes and comprises an anti-corrosion concrete pipe, wherein the anti-corrosion concrete pipe comprises a PP pipe and a concrete pipe, the concrete pipe is poured on the outer side of the PP pipe, the preparation process comprises the steps of preparing the PP pipe, binding a reinforcement cage of the concrete pipe, fixing the PP pipe and the reinforcement cage by adopting a pouring frame, pouring concrete into a gap between a concrete formwork and the PP pipe, and curing after the concrete is formed to obtain the anti-corrosion concrete pipe. The PP pipe is arranged in the anti-corrosion concrete pipe, the inner wall of the concrete pipe can be protected by the PP pipe, the corrosion resistance of the interior of the anti-corrosion concrete pipe is improved, the PP pipe can be protected by the concrete pipe, the service life of the anti-corrosion concrete pipe can be prolonged, and the surface of the PP pipe can be subjected to galling treatment during processing, so that the integrity between the PP pipe and the concrete pipe can be enhanced, and the problem of falling off during use is solved.
Description
Technical Field
The invention relates to the technical field of concrete pipes, in particular to an inner wall PP (polypropylene) corrosion-resistant reinforced concrete pipe.
Background
The concrete pipe is made of concrete or reinforced concrete, can be used for conveying water, oil and gas fluids, and can be divided into plain concrete pipe, ordinary reinforced concrete pipe, self-stress reinforced concrete pipe and prestressed concrete pipe, and compared with steel pipe, according to the different pipe joint types said concrete pipe also can be divided into plain pipe, spigot-and-socket pipe and tongue-and-groove pipe, and its joint form can be cement mortar plaster joint, steel wire net cement mortar plaster joint, cement mortar spigot-and-socket and rubber ring spigot-and-socket.
Chinese patent discloses a preparation method of a reinforced concrete drain pipe or jacking pipe lined with PVC sheets (publication number: CN101774219A), which comprises the following steps: (1) manufacturing a base blank of the reinforced concrete drain pipe or the jacking pipe in a pipe die of the drain pipe or the jacking pipe by adopting a suspension roll method; (2) feeding fine aggregate into the base blank, and continuously forming a concrete fine aggregate layer on the inner wall of the base blank by adopting a roller suspension method; (3) the pipe die is made to rotate circumferentially, the PVC sheets are vibrated and rolled, and the PVC sheets are lined on the inner wall of the concrete fine aggregate layer from the head end to the tail end in sequence; (4) steam curing the pipe die and the corresponding base blank lined with the PVC sheet and then demoulding; (5) and welding the abutted seams of the PVC sheets to obtain a finished product.
The existing reinforced concrete pipe has poor internal corrosion capability, and the existing processing method of the concrete pipe is not easy to process the concrete pipe and other materials, so that the integrity of the concrete pipe and other materials is poor.
Disclosure of Invention
In order to overcome the technical problems that the internal corrosion capability of the existing reinforced concrete pipe is poor, and the integrity of the concrete pipe and other materials is poor due to the fact that the existing concrete pipe processing method is not easy to process the concrete pipe and other materials, the invention aims to provide the inner wall PP corrosion-resistant reinforced concrete pipe.
The purpose of the invention can be realized by the following technical scheme:
the inner wall PP anti-corrosion reinforced concrete pipe comprises an anti-corrosion concrete pipe, wherein the anti-corrosion concrete pipe comprises a PP pipe and a concrete pipe, and the concrete pipe is poured on the outer side of the PP pipe;
the preparation process of the anti-corrosion concrete pipe comprises the following steps:
the method comprises the following steps: extruding the molten PP material into an extrusion die in a machine head through an extruder to obtain a PP pipe, cooling the PP pipe and storing the PP pipe for later use;
step two: binding a reinforcement cage of the concrete pipe, and horizontally placing the reinforcement cage on a flat ground for later use;
step three: sequentially embedding the pouring plates in the pouring frame into connecting grooves of the connecting plate, fixing the pouring plates and the connecting plate by using bolts, then rotating the supporting legs to drive threaded pipes on the upper sides of the supporting legs to rotate inside the sleeves, rotating the bottoms of the supporting legs to the ground and then stopping, placing each first support on the lower side of the connecting plate, starting the first supports to support the connecting plate, starting a second electric telescopic rod, and extending the supporting plate to the upper sides of the pouring plates;
step four: starting a driving motor, lifting a sliding pipe along a supporting pipe, starting a crane, transferring the PP pipe to the upper side of a supporting plate, then descending the PP pipe, sleeving the PP pipe on the outer side of the supporting plate, performing galling treatment on the surface of the PP pipe, flushing the PP pipe by using clear water, starting the crane again, hoisting the steel reinforcement cage, and sleeving the reinforcement cage on the outer side of the PP pipe;
step five: starting a hoisting machine, sequentially hoisting and conveying two parts of the concrete formwork into connecting sleeves at two sides of a PP pipe, fixing the connecting sleeves and the concrete formwork by using bolts, starting a first electric telescopic rod, folding two groups of concrete formworks, fixing connecting blocks of the concrete formwork by using the bolts, then sequentially hoisting and conveying each reinforcing ring to the outer side of the concrete formwork by using the hoisting machine again, and sequentially sleeving the reinforcing rings on the outer side of the concrete formwork;
step six: and pouring concrete into the gap between the concrete support formwork and the PP pipe, curing the formed concrete to obtain the anti-corrosion concrete pipe, removing the formwork after curing is finished, and taking the anti-corrosion concrete pipe out of the pouring frame.
As a further scheme of the invention: the length of the PP pipe is 15-20cm longer than the designed length when the PP pipe is poured, when the reinforcement cage is sleeved outside the PP pipe, the top of the reinforcement cage is inserted with a horizontal reinforcement, the horizontal reinforcement is erected at the top of the PP pipe, and a gap of 4-6cm is reserved between the bottom of the reinforcement cage and the pouring plate.
As a further scheme of the invention: before concrete is poured, the distance between the reinforcement cage and the PP pipe is adjusted, and the reinforcement cage is adjusted to the middle part of the gap between the PP pipe and the concrete formwork.
As a further scheme of the invention: this frame of pouring includes two sets of support frames, fixedly connected with beam arm between the top of support frame, the internally mounted of beam arm has a loop wheel machine, fixedly connected with connecting plate between the bottom of support frame side, the lower surface spiro union of connecting plate have with first eyelidretractor, and the inside embedding of connecting plate is connected with a plurality of and pours the board, the lower fixed surface of pouring the board is connected with the second eyelidretractor, the connecting plate upper surface is close to the equal fixedly connected with support in both sides of pouring the board, the first electric telescopic handle of one side fixedly connected with of board is pour to the support orientation, first electric telescopic handle's output fixedly connected with adapter sleeve, the inside spiro union of adapter sleeve has the concrete formwork, the outside cover on concrete formwork top is equipped with the anchor ring.
As a further scheme of the invention: the spread groove has been seted up with the position that pours the board and be connected to the connecting plate, and the inside both sides that are close to the spread groove of connecting plate have all seted up first screw hole, the draw-in groove has all been seted up to the both sides and the rear side of pouring the board, the draw-in groove cover is established in the outside at spread groove edge, pour the board lower surface and be located the downside of draw-in groove and seted up the second screw hole, the upside that pours the board lower surface and be located the second eyelidretractor has seted up and has accomodate the groove, and pours the inboard upside that is close to and accomodate the.
As a further scheme of the invention: the inside fixedly connected with second electric telescopic handle of second eyelidretractor, second electric telescopic handle's output fixedly connected with connection pad, the last fixed surface of connection pad is connected with a plurality of backup pad, the backup pad all imbeds in the inside of embedded groove, the lower fixed surface of second eyelidretractor is connected with the sleeve pipe, and the downside of second eyelidretractor is provided with the supporting leg, the last fixed surface of supporting leg is connected with the screwed pipe, screwed pipe threaded connection is in sheathed tube inside.
As a further scheme of the invention: the surface of concrete formwork is from last to first dog, second dog and the third dog of fixedly connected with in proper order down, first dog, second dog and third dog increase in proper order apart from the distance at concrete formwork edge, and first dog, second dog and third dog all are not in same vertical direction and edge all not coincidence, the edge fixedly connected with a plurality of connecting block of concrete formwork.
As a further scheme of the invention: the reinforcing ring comprises a first sleeve ring, a second sleeve ring and a third sleeve ring, wherein first sleeve grooves are formed in the two sides of the inner portions of the first sleeve ring, the second sleeve ring and the third sleeve ring, second sleeve grooves are formed in the two sides, close to the first sleeve grooves, of the inner portions of the second sleeve ring and the third sleeve ring, and third sleeve grooves are formed in the two sides, close to the second sleeve grooves, of the inner portions of the third sleeve ring.
As a further scheme of the invention: the support frame includes the support body, the inside fixedly connected with stay tube of support body, the inside sliding connection of stay tube has the slip pipe, the thread groove has been seted up to the inside of slip pipe, the inside bottom fixedly connected with driving motor of stay tube, driving motor's output passes through shaft coupling fixedly connected with turbine pole, turbine pole threaded connection is in the inside of thread groove, the top at the slip pipe is installed to the beam arm.
As a further scheme of the invention: the use method of the pouring frame comprises the following steps:
the clamping groove of the pouring plate is sleeved outside the connecting groove in the connecting plate, the second threaded hole is aligned to the first threaded hole, the second threaded hole and the first threaded hole are installed in the first threaded hole and the second threaded hole through bolts, then the supporting leg is rotated, the supporting leg drives the threaded pipe to rotate inside the sleeve, the height of the supporting leg is changed, after the supporting leg is rotated to be in contact with the ground, the second electric telescopic rod is started, the second electric telescopic rod drives the connecting disc and the supporting plate to ascend, when the supporting plate ascends, the supporting plate can slide along the embedded groove, and the PP pipe is sleeved outside the supporting plate to fix the supporting plate;
starting a first support to support the connecting plate, then fixedly connecting the connecting sleeve with the concrete supporting formwork through a bolt, starting a first electric telescopic rod to drive the concrete supporting formwork to be folded, then fixing the connecting blocks of the two groups of concrete supporting formworks through the bolt, and covering the reinforcement cage and the PP pipe in the concrete supporting formwork;
sequentially sleeving a third lantern ring, a second lantern ring and a first lantern ring to the outer side of the concrete formwork, sequentially penetrating a first sleeve groove, a second sleeve groove and the third sleeve groove in the third lantern ring through a connecting block, a first stop block and a second stop block of the concrete formwork and erecting the third sleeve groove on the upper side of the third stop block, sequentially penetrating the first sleeve groove and the second sleeve groove in the second lantern ring through the connecting block and the first stop block of the concrete formwork and erecting the first sleeve groove on the upper side of the second stop block when the second lantern ring is sleeved, and sequentially penetrating the first sleeve groove in the first lantern ring through the connecting block and erecting the first sleeve groove on the upper side of the first stop block to reinforce the concrete formwork when the first lantern ring is sleeved;
when the component is hoisted, the driving motor is started, the driving motor drives the turbine rod to rotate in the threaded groove, and then the sliding pipe can be driven to slide along the supporting pipe, so that the heights of the beam arm and the crane are changed.
The invention has the beneficial effects that:
the PP pipe is arranged in the anti-corrosion concrete pipe, the inner wall of the concrete pipe can be protected by the PP pipe, the corrosion resistance of the interior of the anti-corrosion concrete pipe is improved, the PP pipe can be protected by the concrete pipe, the service life of the anti-corrosion concrete pipe can be prolonged, and the surface of the PP pipe can be subjected to galling treatment during processing, so that the integrity between the PP pipe and the concrete pipe can be enhanced, and the problem of falling off during use is solved.
The anti-corrosion concrete pipe is processed by adopting the pouring frame, the pouring frame can fix the PP pipe through the supporting plate in the second support, the pouring frame is matched with the concrete support formwork, a pouring area of the concrete pipe can be arranged on the outer side of the PP pipe, and pouring processing of workers is facilitated.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the connection between the anti-corrosion concrete pipe and the pouring plate according to the present invention;
FIG. 3 is a cross-sectional view of a pouring deck and a secondary support of the present invention;
FIG. 4 is a partial structural view of a connecting plate according to the present invention;
FIG. 5 is a schematic view of the construction of a reinforcement ring according to the present invention;
fig. 6 is a side sectional view of the stand of the present invention.
In the figure: 1. an anti-corrosion concrete pipe; 2. a support frame; 3. a beam arm; 4. hoisting a crane; 5. a connecting plate; 6. a first supporter; 7. pouring a plate; 8. a second support; 9. supporting a concrete formwork; 10. a support; 11. a first electric telescopic rod; 12. connecting sleeves; 13. a reinforcing ring; 101. a PP pipe; 102. a concrete pipe; 51. connecting grooves; 52. a first threaded hole; 71. a card slot; 72. a second threaded hole; 73. a receiving groove; 74. a groove is embedded; 81. a second electric telescopic rod; 82. a sleeve; 83. a threaded pipe; 84. supporting legs; 85. a connecting disc; 86. a support plate; 91. a first stopper; 92. a second stopper; 93. a third stopper; 94. connecting blocks; 131. a first collar; 132. a second collar; 133. a third collar; 134. a first set of grooves; 135. a second set of grooves; 136. a third set of grooves; 21. a frame body; 22. supporting a tube; 23. a sliding tube; 24. a drive motor; 25. a turbine rod; 26. a thread groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, an inner wall PP corrosion-resistant reinforced concrete pipe comprises a corrosion-resistant concrete pipe 1, the corrosion-resistant concrete pipe 1 comprises a PP pipe 101 and a concrete pipe 102, and the concrete pipe 102 is poured outside the PP pipe 101; the anti-corrosion concrete pipe 1 is processed by adopting a pouring frame, the pouring frame comprises two groups of support frames 2, a beam arm 3 is fixedly connected between the tops of the support frames 2, a crane 4 is installed inside the beam arm 3, a connecting plate 5 is fixedly connected between the bottom ends of the side surfaces of the support frames 2, the lower surface of the connecting plate 5 is in threaded connection with a first support 6, a plurality of pouring plates 7 are embedded and connected inside the connecting plate 5, a second support 8 is fixedly connected to the lower surface of each pouring plate 7, supports 10 are fixedly connected to the two sides, close to the upper surface of each pouring plate 7, of the upper surface of each connecting plate 5, a first electric telescopic rod 11 is fixedly connected to one side of each support 10, a connecting sleeve 12 is fixedly connected to the output end of each electric telescopic rod 11, a concrete support mold 9 is in threaded connection inside the connecting sleeve 12, a reinforcing ring 13 is sleeved on the outer side of the top end of each concrete support mold 9, and, Second dog 92 and third dog 93, first dog 91, second dog 92 and third dog 93 increase in proper order apart from the distance at concrete formwork 9 edge, and first dog 91, second dog 92 and third dog 93 all are not in same vertical direction and edge all not coincide, and concrete formwork 9's edge fixedly connected with a plurality of connecting block 94.
Referring to fig. 3-4, a connecting groove 51 is formed at a connecting portion of a connecting plate 5 and a casting plate 7, first threaded holes 52 are formed at two sides of the connecting plate 5 near the connecting groove 51, clamping grooves 71 are formed at two sides and a rear side of the casting plate 7, the clamping grooves 71 are sleeved at an outer side of an edge of the connecting groove 51, second threaded holes 72 are formed at a lower surface of the casting plate 7 and a lower side of the clamping grooves 71, receiving grooves 73 are formed at a lower surface of the casting plate 7 and an upper side of a second support 8, a plurality of embedded grooves 74 are formed at an upper side of the casting plate 7 near the receiving grooves 73, the embedded grooves 74 are annularly distributed, a second electric telescopic rod 81 is fixedly connected to the inside of the second support 8, a connecting plate 85 is fixedly connected to an output end of the second electric telescopic rod 81, a plurality of supporting plates 86 are fixedly connected to an upper surface of the connecting plate 85, and the lateral wall of the supporting plate 86 is closely attached to the inner wall of the embedded groove 74, so that leakage can be prevented when concrete is poured, the lower surface of the second supporter 8 is fixedly connected with the sleeve 82, the lower side of the second supporter 8 is provided with the supporting leg 84, the upper surface of the supporting leg 84 is fixedly connected with the threaded pipe 83, and the threaded pipe 83 is in threaded connection with the inside of the sleeve 82.
Referring to fig. 5, the reinforcing ring 13 includes a first collar 131, a second collar 132 and a third collar 133, wherein first grooves 134 are formed on two sides of the first collar 131, the second collar 132 and the third collar 133, second grooves 135 are formed on two sides of the second collar 132 and the third collar 133 close to the first grooves 134, and third grooves 136 are formed on two sides of the third collar 133 close to the second grooves 135.
Referring to fig. 6, the support frame 2 includes a frame body 21, a support tube 22 is fixedly connected to the inside of the frame body 21, a sliding tube 23 is slidably connected to the inside of the support tube 22, a threaded groove 26 is formed in the sliding tube 23, a driving motor 24 is fixedly connected to the bottom end of the inside of the support tube 22, an output end of the driving motor 24 is fixedly connected to a turbine rod 25 through a coupler, the turbine rod 25 is in threaded connection with the inside of the threaded groove 26, and the beam arm 3 is installed at the top end of the sliding tube 23.
The preparation method of the anti-corrosion concrete pipe comprises the following steps:
the method comprises the following steps: extruding the molten PP material into an extrusion die in a machine head through an extruder to obtain a PP pipe 101, and cooling the PP pipe 101 and then storing for later use;
step two: binding a reinforcement cage of the concrete pipe 102, horizontally placing the reinforcement cage on a flat ground for later use, and preventing the reinforcement cage from deforming when placed on the flat ground;
step three: the pouring plates 7 in the pouring frame are sequentially inserted into the connecting grooves 51 of the connecting plate 5, the second threaded holes 72 are aligned with the first threaded holes 52 and are installed into the first threaded holes 52 and the second threaded holes 72 by using bolts, then the supporting legs 84 are rotated, the supporting legs 84 drive the threaded pipes 83 to rotate inside the sleeves 82, so that the heights of the supporting legs 84 are changed, the supporting legs 84 are rotated to be in contact with the ground and then stop rotating, the second electric telescopic rods 81 are started, the second electric telescopic rods 81 drive the connecting discs 85 and the supporting plates 86 to ascend, the supporting plates 86 slide along the inserting grooves 74 when ascending, the PP pipes 101 are sleeved outside the supporting plates 86 to be fixed, the first supports 6 are started to support the connecting plate 5, then the connecting sleeves 12 are fixedly connected with the concrete support molds 9 by using bolts, and then the first electric telescopic rods 11 are started, driving the concrete supporting mold 9 to be folded, fixing the connecting blocks 94 of the two groups of concrete supporting molds 9 by using bolts, covering a reinforcement cage and a PP pipe 101 in the concrete supporting mold 9, performing anti-leakage treatment at the connecting part of the concrete supporting mold 9 and the pouring plate 7, sleeving a sealing ring on the outer side of the connecting part of the concrete supporting mold 9 and the pouring plate 7 to prevent water leakage during concrete pouring, and adopting a tongue-and-groove type supporting mold for the concrete supporting mold 9;
step four: starting a driving motor 24, lifting a sliding pipe 23 along a supporting pipe 22, starting a crane 4, transferring a PP pipe 101 to the upper side of a supporting plate 86, then descending the PP pipe 101, sleeving the PP pipe 101 to the outer side of the supporting plate 86, then roughening the surface of the PP pipe 101, flushing with clean water, starting the crane 4 again, hoisting a reinforcement cage and sleeving the reinforcement cage to the outer side of the PP pipe 101, wherein the length of the PP pipe 101 during casting is 20cm longer than the designed length, when the reinforcement cage is sleeved outside the PP pipe 101, a horizontal reinforcement bar is inserted into the top of the reinforcement cage, the horizontal reinforcement bar is erected on the top of the PP pipe 101, a gap of 5cm is reserved between the bottom of the reinforcement cage and a casting plate 7, and redundant parts are arranged on the PP pipe 101 for hoisting the reinforcement cage, so that the bottom of the reinforcement cage is prevented from being exposed to the outer side of concrete after casting;
step five: starting the crane 4, hoisting two parts of the concrete formwork 9 into the connecting sleeves 12 on two sides of the PP pipe 101 in sequence, fixing the connecting sleeves 12 and the concrete formwork 9 by using bolts, starting the first electric telescopic rod 11, folding two groups of concrete formworks 9, fixing the connecting blocks 94 of the concrete formwork 9 by using bolts, hoisting each reinforcing ring 13 to the outer side of the concrete formwork 9 by using the crane 4 again, sleeving the third lantern ring 133, the second lantern ring 132 and the first lantern ring 131 in the reinforcing rings 13 to the outer side of the concrete formwork 9 in sequence, when sleeving the third lantern ring 133, sequentially passing the first lantern ring 134, the second lantern ring 135 and the third lantern ring 136 inside the third lantern ring through the connecting blocks 94, the first stop block 91 and the second stop block 92 of the concrete formwork 9, and erecting the third stop block 93, when sleeving the second lantern ring 132, sequentially penetrating a first sleeve groove 134 and a second sleeve groove 135 inside the concrete formwork through a connecting block 94 and a first stop block 91 of the concrete formwork 9 and erecting the first sleeve groove on the upper side of a second stop block 92, and when the first sleeve ring 131 is sleeved, penetrating a first sleeve groove 134 inside the concrete formwork through the connecting block 94 and erecting the first sleeve groove on the upper side of the first stop block 91 to reinforce the concrete formwork 9;
step six: before pouring concrete, adjusting the distance between the reinforcement cage and the PP pipe 101, adjusting the reinforcement cage to the middle part of the gap between the PP pipe 101 and the concrete support 9, pouring concrete into the gap between the concrete support 9 and the PP pipe 101, curing after the concrete is formed to obtain the anti-corrosion concrete pipe 1, detaching the mold after curing is finished, taking the anti-corrosion concrete pipe 1 out of the pouring frame, cutting the exposed PP pipe 101, and polishing the part of the PP pipe 101, which is cut.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (8)
1. The inner wall PP anti-corrosion reinforced concrete pipe comprises an anti-corrosion concrete pipe (1), and is characterized in that the anti-corrosion concrete pipe (1) comprises a PP pipe (101) and a concrete pipe (102), and the concrete pipe (102) is poured on the outer side of the PP pipe (101);
the preparation process of the anti-corrosion concrete pipe (1) comprises the following steps:
the method comprises the following steps: extruding the molten PP material into an extrusion die in a machine head through an extruder to form a PP pipe (101), and cooling the PP pipe (101) and storing for later use;
step two: binding a reinforcement cage of the concrete pipe (102), and horizontally placing the reinforcement cage on a flat ground for later use;
step three: the method comprises the steps that pouring plates (7) in a pouring frame are sequentially embedded into connecting grooves (51) of a connecting plate (5), the pouring plates (7) and the connecting plate (5) are fixed through bolts, then supporting legs (84) are rotated to drive threaded pipes (83) on the upper sides of the supporting legs to rotate inside sleeves (82), the bottoms of the supporting legs (84) are rotated to the ground and then stopped, first supporters (6) are placed on the lower sides of the connecting plate (5), the first supporters (6) are started to support the connecting plate (5), second electric telescopic rods (81) are started, and supporting plates (86) are extended to the upper sides of the pouring plates (7);
step four: starting a driving motor (24), lifting a sliding pipe (23) along a supporting pipe (22), starting a crane (4), transferring a PP pipe (101) to the upper side of a supporting plate (86), then descending the PP pipe (101), sleeving the PP pipe to the outer side of the supporting plate (86), roughening the surface of the PP pipe (101), flushing with clean water, starting the crane (4) again, hoisting a reinforcement cage, and sleeving the reinforcement cage to the outer side of the PP pipe (101);
step five: starting a hoisting machine (4), hoisting and conveying two parts of a concrete formwork (9) into connecting sleeves (12) on two sides of a PP pipe (101) in sequence, fixing the connecting sleeves (12) and the concrete formwork (9) by using bolts, starting a first electric telescopic rod (11), folding two groups of concrete formworks (9), fixing connecting blocks (94) of the concrete formwork (9) by using bolts, hoisting and conveying reinforcing rings (13) to the outer side of the concrete formwork (9) in sequence by using the hoisting machine (4) again, and sequentially sheathing the reinforcing rings (13) on the outer side of the concrete formwork (9);
step six: pouring concrete into the gap between the concrete support (9) and the PP pipe (101), curing after the concrete is formed to obtain the anti-corrosion concrete pipe (1), removing the formwork after curing is finished, and taking the anti-corrosion concrete pipe (1) out of the pouring frame.
2. The inner PP corrosion-resistant reinforced concrete pipe as claimed in claim 1, wherein the length of the PP pipe (101) during casting is 15-20cm longer than the designed length, when the reinforcement cage is sleeved outside the PP pipe (101), the top of the reinforcement cage is inserted with the horizontal reinforcement, the horizontal reinforcement is erected on the top of the PP pipe (101), and the bottom of the reinforcement cage is spaced from the casting slab (7) by 4-6 cm.
3. The inner wall PP corrosion-resistant reinforced concrete pipe according to claim 1, wherein the casting frame comprises two groups of support frames (2), a beam arm (3) is fixedly connected between the tops of the support frames (2), a crane (4) is installed inside the beam arm (3), a connecting plate (5) is fixedly connected between the bottom ends of the side surfaces of the support frames (2), the lower surface of the connecting plate (5) is in threaded connection with a first support (6), a plurality of casting plates (7) are embedded and connected inside the connecting plate (5), a second support (8) is fixedly connected to the lower surface of each casting plate (7), supports (10) are fixedly connected to two sides, close to the casting plates (7), of the upper surface of the connecting plate (5), a first electric telescopic rod (11) is fixedly connected to one side, facing the casting plates (7), of each support (10), the output end of the first electric telescopic rod (11) is fixedly connected with a connecting sleeve (12), the inner portion of the connecting sleeve (12) is connected with a concrete formwork (9) in a threaded mode, and a reinforcing ring (13) is sleeved on the outer side of the top end of the concrete formwork (9).
4. The PP corrosion-resistant reinforced concrete pipe as claimed in claim 3, wherein, a connecting groove (51) is arranged at the connecting part of the connecting plate (5) and the pouring plate (7), and both sides of the inside of the connecting plate (5) close to the connecting groove (51) are provided with first threaded holes (52), clamping grooves (71) are respectively arranged at the two sides and the rear side of the pouring plate (7), the clamping grooves (71) are sleeved at the outer sides of the edges of the connecting grooves (51), a second threaded hole (72) is formed in the lower surface of the pouring plate (7) and positioned on the lower side of the clamping groove (71), a containing groove (73) is arranged on the lower surface of the pouring plate (7) and positioned on the upper side of the second support (8), and pour the inside upside that is close to and accomodates groove (73) of board (7) and seted up a plurality of embedded groove (74), annular distribution between embedded groove (74).
5. The anti-corrosion reinforced concrete pipe with the PP inner wall as claimed in claim 4, wherein a second electric telescopic rod (81) is fixedly connected to the inside of the second support (8), a connecting disc (85) is fixedly connected to the output end of the second electric telescopic rod (81), a plurality of supporting plates (86) are fixedly connected to the upper surface of the connecting disc (85), the supporting plates (86) are embedded in the embedding groove (74), a sleeve (82) is fixedly connected to the lower surface of the second support (8), supporting legs (84) are arranged on the lower side of the second support (8), a threaded pipe (83) is fixedly connected to the upper surface of each supporting leg (84), and the threaded pipe (83) is in the sleeve (82) in a threaded mode.
6. The inner wall PP corrosion-resistant reinforced concrete pipe as claimed in claim 3, wherein the outer surface of the concrete formwork (9) is fixedly connected with a first stopper (91), a second stopper (92) and a third stopper (93) from top to bottom in sequence, the distances from the first stopper (91), the second stopper (92) and the third stopper (93) to the edge of the concrete formwork (9) are sequentially increased, the first stopper (91), the second stopper (92) and the third stopper (93) are not in the same vertical direction, the edges of the first stopper (91), the second stopper (92) and the third stopper (93) are not overlapped, and the edge of the concrete formwork (9) is fixedly connected with a plurality of connecting blocks (94).
7. The inner wall PP corrosion-resistant reinforced concrete pipe as claimed in claim 6, wherein the reinforcing ring (13) comprises a first sleeve ring (131), a second sleeve ring (132) and a third sleeve ring (133), first sleeve grooves (134) are formed in two sides of the inside of the first sleeve ring (131), the second sleeve ring (132) and the third sleeve ring (133), second sleeve grooves (135) are formed in two sides of the inside of the second sleeve ring (132) and the inside of the third sleeve ring (133) close to the first sleeve grooves (134), and third sleeve grooves (136) are formed in two sides of the inside of the third sleeve ring (133) close to the second sleeve grooves (135).
8. The PP corrosion-resistant reinforced concrete pipe with the inner wall as claimed in claim 3, wherein the casting frame is used by the following method:
sleeving a clamping groove (71) of a pouring plate (7) on the outer side of a connecting groove (51) in a connecting plate (5), aligning a second threaded hole (72) with a first threaded hole (52), installing bolts into the first threaded hole (52) and the second threaded hole (72), then rotating a supporting leg (84), driving a threaded pipe (83) to rotate inside a sleeve (82) by the supporting leg (84), so that the height of the supporting leg (84) is changed, rotating the supporting leg (84) to be in contact with the ground, starting a second electric telescopic rod (81), driving a connecting disc (85) and a supporting plate (86) to ascend by the second electric telescopic rod (81), and when the supporting plate (86) ascends, sliding along the embedding groove (74) to sleeve a PP pipe (101) on the outer side of the supporting plate (86) to fix the PP pipe;
starting a first support (6) to support a connecting plate (5), fixedly connecting a connecting sleeve (12) with a concrete formwork (9) through a bolt, starting a first electric telescopic rod (11) to drive the concrete formwork (9) to fold, fixing connecting blocks (94) of two groups of concrete formworks (9) through bolts, and covering a reinforcement cage and a PP (polypropylene) pipe (101) in the concrete formwork (9);
the third lantern ring (133), the second lantern ring (132) and the first lantern ring (131) are sequentially sleeved outside the concrete formwork (9), when the third lantern ring (133) is sleeved, the first sleeve groove (134), the second sleeve groove (135) and the third sleeve groove (136) inside the third lantern ring sequentially penetrate through the connecting block (94), the first stop block (91) and the second stop block (92) of the concrete formwork (9) and are erected on the upper side of the third stop block (93), when the second lantern ring (132) is sleeved, the first sleeve groove (134) and the second sleeve groove (135) inside the second lantern ring sequentially penetrate through the connecting block (94) and the first stop block (91) of the concrete support formwork (9) and are erected on the upper side of the second stop block (92), when the first lantern ring (131) is sleeved, the first sleeve groove (134) in the first lantern ring penetrates through the connecting block (94), and is erected on the upper side of the first stop block (91) to reinforce the concrete formwork (9);
when the component is hoisted, the driving motor (24) is started, the driving motor (24) drives the turbine rod (25) to rotate in the threaded groove (26), and then the sliding pipe (23) can be driven to slide along the supporting pipe (22), so that the heights of the beam arm (3) and the crane (4) are changed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011533595.9A CN112628483B (en) | 2020-12-22 | 2020-12-22 | Inner wall PP anti-corrosion reinforced concrete pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011533595.9A CN112628483B (en) | 2020-12-22 | 2020-12-22 | Inner wall PP anti-corrosion reinforced concrete pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112628483A true CN112628483A (en) | 2021-04-09 |
| CN112628483B CN112628483B (en) | 2022-05-03 |
Family
ID=75321302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011533595.9A Active CN112628483B (en) | 2020-12-22 | 2020-12-22 | Inner wall PP anti-corrosion reinforced concrete pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112628483B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2600510Y (en) * | 2003-03-07 | 2004-01-21 | 上海远建管网技术有限公司 | Cement compound drain pipe with plastic lining |
| TWM270026U (en) * | 2004-11-12 | 2005-07-11 | Chao-Huang Wang | Improved structure of mold for precast cement pipe |
| KR101421966B1 (en) * | 2013-02-28 | 2014-08-13 | 울산대학교 산학협력단 | Concrete pipe making apparatus |
| CN106122631A (en) * | 2016-08-30 | 2016-11-16 | 周茂振 | The concrete composite pipe of a kind of band corrosion-proof lining and production, assemble method |
| CN110303593A (en) * | 2018-03-27 | 2019-10-08 | 北京跃通水泥制品有限公司 | A kind of preparation method and preparation facilities of concrete reinforced pipe |
| CN110630834A (en) * | 2019-08-29 | 2019-12-31 | 潍坊正奇管业有限公司 | Preparation method of concrete pipe with rubber ring groove |
| CN110671545A (en) * | 2019-09-29 | 2020-01-10 | 北京密云水泥制品有限责任公司 | Concrete pipe and manufacturing process thereof |
| CN111267220A (en) * | 2019-11-22 | 2020-06-12 | 广东鑫隆管业有限公司 | Forming device is used in production of reinforced concrete drain pipe |
| CN111941634A (en) * | 2020-08-18 | 2020-11-17 | 广东联星瑞业水泥制品有限公司 | F-shaped steel bell mouth cement pipe pouring device |
-
2020
- 2020-12-22 CN CN202011533595.9A patent/CN112628483B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2600510Y (en) * | 2003-03-07 | 2004-01-21 | 上海远建管网技术有限公司 | Cement compound drain pipe with plastic lining |
| TWM270026U (en) * | 2004-11-12 | 2005-07-11 | Chao-Huang Wang | Improved structure of mold for precast cement pipe |
| KR101421966B1 (en) * | 2013-02-28 | 2014-08-13 | 울산대학교 산학협력단 | Concrete pipe making apparatus |
| CN106122631A (en) * | 2016-08-30 | 2016-11-16 | 周茂振 | The concrete composite pipe of a kind of band corrosion-proof lining and production, assemble method |
| CN110303593A (en) * | 2018-03-27 | 2019-10-08 | 北京跃通水泥制品有限公司 | A kind of preparation method and preparation facilities of concrete reinforced pipe |
| CN110630834A (en) * | 2019-08-29 | 2019-12-31 | 潍坊正奇管业有限公司 | Preparation method of concrete pipe with rubber ring groove |
| CN110671545A (en) * | 2019-09-29 | 2020-01-10 | 北京密云水泥制品有限责任公司 | Concrete pipe and manufacturing process thereof |
| CN111267220A (en) * | 2019-11-22 | 2020-06-12 | 广东鑫隆管业有限公司 | Forming device is used in production of reinforced concrete drain pipe |
| CN111941634A (en) * | 2020-08-18 | 2020-11-17 | 广东联星瑞业水泥制品有限公司 | F-shaped steel bell mouth cement pipe pouring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112628483B (en) | 2022-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102677890B (en) | Chimney building formwork lifting device and construction method | |
| CN1028556C (en) | Building construction system | |
| CN108487630B (en) | Concrete sill prefabricated assembly construction method | |
| CN109680830A (en) | Workshop section's shear wall sliding push mode peace tears formwork system and construction method open after deformation joint | |
| CN213710348U (en) | Underground station side wall formwork supporting system combined with full support | |
| CN107489098A (en) | Concrete prefabricated solder type guardrail and construction method of installation | |
| CN205894670U (en) | Concrete connects template structure of stubble construction between floor | |
| CN112628483B (en) | Inner wall PP anti-corrosion reinforced concrete pipe | |
| CN108560842B (en) | Precast concrete stair section with multipurpose holes and preparation and application thereof | |
| CN104831832B (en) | Assembly of shear wall structure and its installation method | |
| CN109797777A (en) | Assembled is constructed from sealing underground pipe gallery and construction method | |
| CN210263131U (en) | Assembled is from stagnant water underground pipe gallery structure | |
| CN112227817A (en) | Construction method for casting circular herringbone column of cooling tower in sections | |
| CN209585348U (en) | Workshop section's shear wall sliding push mode peace tears formwork system open after deformation joint | |
| CN111364422A (en) | Site construction method of prefabricated corridor | |
| CN108130889B (en) | Manufacturing method of stepped construction joint between main bottom plate of pump brake and side wall of runner layer | |
| CN114622492B (en) | Ultrahigh hollow thin-wall pier large-section diaphragm plate and construction method | |
| CN214460136U (en) | Pier breast wall pipe gallery template structure | |
| CN211547797U (en) | Tower crane foundation structure suitable for basement raft foundation | |
| CN209798958U (en) | Pouring system for drainage ditch of bottom plate post-cast strip and shaping hanging die for drainage ditch | |
| CN114164763A (en) | Construction method of bridge pier column system | |
| CN111395514A (en) | Novel prefabricated overhanging air conditioner plate assembly and construction method thereof | |
| CN110952448A (en) | Construction method of steel shell concrete combined cable tower | |
| CN218406078U (en) | Cutting-free recyclable inner frame steel pipe bottom support | |
| CN114427276B (en) | Prestressed reinforcement hook type additional steel member laminated slab and construction method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An inner wall PP anti-corrosion reinforced concrete pipe Effective date of registration: 20220829 Granted publication date: 20220503 Pledgee: Huizhou Merchants Bank Limited by Share Ltd. Qianshan branch Pledgor: ANHUI HUAQI PIPE Co.,Ltd. Registration number: Y2022980013800 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230313 Granted publication date: 20220503 Pledgee: Huizhou Merchants Bank Limited by Share Ltd. Qianshan branch Pledgor: ANHUI HUAQI PIPE Co.,Ltd. Registration number: Y2022980013800 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An inner wall PP corrosion-resistant reinforced concrete pipe Granted publication date: 20220503 Pledgee: China Co. truction Bank Corp Qianshan branch Pledgor: ANHUI HUAQI PIPE Co.,Ltd. Registration number: Y2024980006950 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |