CN112482535A - Cast-in-place construction and maintenance method for trapezoid drainage ditch - Google Patents

Cast-in-place construction and maintenance method for trapezoid drainage ditch Download PDF

Info

Publication number
CN112482535A
CN112482535A CN202011313962.4A CN202011313962A CN112482535A CN 112482535 A CN112482535 A CN 112482535A CN 202011313962 A CN202011313962 A CN 202011313962A CN 112482535 A CN112482535 A CN 112482535A
Authority
CN
China
Prior art keywords
cast
drainage ditch
supporting
plate
sliding
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.)
Pending
Application number
CN202011313962.4A
Other languages
Chinese (zh)
Inventor
王新泉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Shirun Jianchuang Technology Development Co Ltd
Original Assignee
Zhejiang Shirun Jianchuang Technology Development Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Shirun Jianchuang Technology Development Co Ltd filed Critical Zhejiang Shirun Jianchuang Technology Development Co Ltd
Priority to CN202011313962.4A priority Critical patent/CN112482535A/en
Publication of CN112482535A publication Critical patent/CN112482535A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/04—Pipes or fittings specially adapted to sewers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/02—Selection of the hardening environment
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/02—Selection of the hardening environment
    • C04B40/0277—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element
    • C04B40/029—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element using an aqueous solution or dispersion
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00—Details of pavings
    • E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
    • E01C11/224—Surface drainage of streets
    • E01C11/227—Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/06—Methods of, or installations for, laying sewer pipes

Abstract

The invention relates to a cast-in-place construction and maintenance method for a trapezoid drainage ditch, which comprises the following steps: step 1: embedding the prefabricated guide beams of the guide positioning device in the soil layer on two sides of the excavated groove; step 2: placing a sliding pouring vehicle; and step 3: adding concrete into a material box of the sliding pouring vehicle, and pushing the sliding pouring vehicle forwards; and 4, step 4: a film covering and supporting frame is arranged above the cast-in-place trapezoidal drainage ditch formed by pouring; and 5: carrying out maintenance operation by using a maintenance trolley; step 6: closing the laminating supporting and pressing frame, and clamping a plastic film between a supporting bottom plate and a pressing plate of the laminating supporting and pressing frame; and 7: and (5) carrying out the recovery operation of the plastic film. The invention has the beneficial effects that: the sliding pouring vehicle moves along a path limited by the guide positioning device under the constraint of the guide positioning device, and can pour the formed cast-in-situ trapezoidal drainage ditch at one time, so that the difficulty of pouring operation is greatly reduced, and the construction quality and efficiency of pouring the concrete trapezoidal drainage ditch are improved.

Description

Cast-in-place construction and maintenance method for trapezoid drainage ditch
Technical Field
The invention relates to the technical field of cast-in-place construction and maintenance of drainage side ditches, in particular to a cast-in-place construction and maintenance method of a trapezoidal drainage ditch.
Background
Drainage ditches are generally arranged along two sides of a road, and are mainly divided into types such as dry masonry, mortar masonry and cast-in-place concrete according to construction materials. For the construction of the cast-in-place concrete drainage ditch with the trapezoidal section form, some technical problems still exist: because the section form is trapezoid, the inclined template is difficult to support; the section size of the drainage ditch is small, the space for formwork erecting operation is limited, and the situation that the vibration is not compact in the pouring process exists; if the manual plastering method is adopted, the line type and the gradient of the drainage ditch are difficult to control. After the cast-in-place concrete drainage ditch is constructed, it is usually necessary to perform watering and film coating maintenance. When the operation of watering, use the water pipe directly to spray usually, this kind of operation mode has the inhomogeneous problem of watering at the bottom of escape canal lateral wall and the ditch, and the lateral wall is owing to loose promptly, and the ditch is over to spill at the bottom. During film covering and maintenance, the two sides of the trench wall are filled with earth and stones for fixation after manual covering; however, this method has a low film coating efficiency and is difficult to recover the film, and the film is easily crushed by the earth and rock tamping, which directly results in that the film cannot be recovered and reused. The tectorial membrane is because there is not the support, and the rainwater that accumulates on the tectorial membrane in rainy day is easy to collapse the tectorial membrane, and the maintenance quality of concrete is influenced after the rainwater gets into.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a cast-in-place construction and maintenance method for a trapezoidal drainage ditch.
The cast-in-place construction and maintenance method for the trapezoid drainage ditch comprises the following steps:
step 1: embedding the prefabricated guide beams of the guide positioning device in a soil layer at two sides of the excavated groove, and adjusting the embedding depth of the prefabricated guide beams to ensure that the gradient of the guide rail is consistent with that of the cast-in-situ trapezoidal drainage ditch;
step 2: placing a sliding pouring vehicle to enable the guide wheels to fall on the guide rails, and adjusting the height of the sliding pouring vehicle through a height adjusting rod to enable the height of the sliding plastering plate to be at the same height as the cast-in-place trapezoidal drainage ditch;
and step 3: adding concrete into a material box of the sliding pouring vehicle, and pushing the sliding pouring vehicle forwards;
and 4, step 4: arranging a film covering supporting and pressing frame above the cast-in-place trapezoidal drainage ditch which is formed by pouring, and enabling the film covering supporting and pressing frame to be in an open state;
and 5: using the maintenance trolley to perform maintenance operation, starting a spraying system on the maintenance trolley to perform watering operation, and simultaneously starting a film spreading and collecting system to perform covering operation of a plastic film;
step 6: closing the laminating supporting and pressing frame, and clamping a plastic film between a supporting bottom plate and a pressing plate of the laminating supporting and pressing frame;
and 7: after the maintenance of the cast-in-place trapezoidal drainage ditch is completed, the film covering and supporting and pressing frame is opened, one end of the plastic film is fixed on the winding drum, and the film spreading and collecting system of the maintenance trolley is started to recycle the plastic film.
Preferably, the method comprises the following steps: in the step 1, the guiding and positioning device mainly comprises a support frame, a height adjusting rod, a guide wheel, a prefabricated guide beam and a guide rail, wherein one end of the support frame is fixed on a sliding pouring vehicle, the other end of the support frame is connected with the height adjusting rod, and the bottom end of the height adjusting rod is supported on the guide wheel; the prefabricated guide beam is embedded in the soil layer, and a guide rail is arranged at the top end of the prefabricated guide beam; the guide wheel is provided with an inward groove and is supported on the guide rail.
Preferably, the method comprises the following steps: in the step 2, the sliding pouring vehicle mainly comprises a material box, a trapezoidal vertical plate, a sliding plastering plate and a plate type vibrator; the cross-sectional shape of the trapezoidal vertical plate is the same as that of the cast-in-place trapezoidal drainage ditch, the material box is fixed on the front side of the trapezoidal vertical plate, the bottom of the material box is provided with a discharge opening, and the sliding surface plate is fixed on the rear side of the trapezoidal vertical plate and clings to the surface of the cast-in-place trapezoidal drainage ditch; and a plate-type vibrator is arranged on the upper side of the sliding plastering plate.
Preferably, the method comprises the following steps: in the step 4, the film covering supporting and pressing frame mainly comprises a supporting bottom plate and a pressing plate, the supporting bottom plate is connected with the pressing plate through a rotating hinge, the supporting bottom plate and the pressing plate are of an upwardly convex arch structure, a layer of soft cushion plate is arranged on the supporting bottom plate, and a plastic film is clamped between the supporting bottom plate and the pressing plate.
Preferably, the method comprises the following steps: in the step 5, the maintenance trolley mainly comprises a supporting platform, a traveling wheel, a spraying system and a film spreading and collecting system, wherein the spraying system and the film spreading and collecting system are arranged on the supporting platform; the walking wheels are arranged below the supporting platform.
Preferably, the method comprises the following steps: step 5, the spraying system mainly comprises a water tank, a water pump, a water supply pipe and a U-shaped water pipe, wherein the water tank, the water pump, the water supply pipe and the U-shaped water pipe are connected in series, adjustable nozzles are uniformly arranged on the U-shaped water pipe, a valve is arranged on the water supply pipe, a quick-plug connector is arranged at a water outlet of the water pump, and the water supply pipe is inserted into the quick-plug connector; the water pump is connected with the water tank through a connecting water pipe.
Preferably, the method comprises the following steps: in the step 5, the film spreading and collecting system mainly comprises a rotating motor, a scroll and a winding drum, wherein the rotating motor is installed on a supporting platform, a clamping ring is arranged on a rotating shaft of the rotating motor, the scroll is fixed on the rotating shaft of the rotating motor through the clamping ring, the winding drum is threaded on the scroll, two ends of the winding drum are fixed through fastening nuts, and two ends of the winding drum are provided with limit rings.
The invention has the beneficial effects that:
1. the sliding pouring vehicle moves along a path limited by the guide positioning device under the constraint of the guide positioning device, and can pour the formed cast-in-situ trapezoidal drainage ditch at one time, so that the difficulty of pouring operation is greatly reduced, and the construction quality and efficiency of pouring the concrete trapezoidal drainage ditch are improved.
2. The film covering supporting and pressing frame can provide stable and reliable support for the plastic film, and meanwhile, the upward arched design can avoid water accumulation on the plastic film; the plastic film is fixed through the pressing plate, and compared with a traditional soil and stone fixing method, the plastic film can be effectively prevented from being damaged, and meanwhile, the fixing effect is more stable.
3. The spraying system and the film spreading and collecting system are integrated on the maintenance trolley, so that the construction efficiency of spraying operation and maintenance operation is effectively improved.
Drawings
FIG. 1 is a schematic three-dimensional structure of a slip casting vehicle;
FIG. 2 is a schematic view of the slide casting machine in operation;
FIG. 3 is a schematic three-dimensional view of a maintenance trolley;
FIG. 4 is a schematic view of the operating state of the maintenance trolley (the operating state of the sprinkler system at section A-A in FIG. 3);
FIG. 5 is a schematic view of the working state of the maintenance trolley (the working state of the film laying and collecting system at the section B-B in FIG. 3);
FIG. 6 is a schematic view of the structure of the film-covering supporting frame.
Description of reference numerals: 1-soil layer, 2-sliding pouring vehicle, 21-bin, 22-trapezoidal vertical plate, 23-sliding panel, 24-discharge opening, 25-plate vibrator, 31-support frame, 32-height adjusting rod, 33-guide wheel, 34-groove, 35-prefabricated guide beam, 36-guide rail, 41-support bottom plate, 42-pressing plate, 43-soft backing plate, 44-rotating hinge, 5-plastic film, 61-support platform, 62-traveling wheel, 71-water tank, 72-connecting water pipe, 73-water pump, 74-quick connector, 75-water supply pipe, 76-valve, 77-U-shaped water pipe, 78-adjustable nozzle, 81-rotating motor, 82-rotating shaft and 83-snap ring, 84-support frame, 85-scroll, 86-reel, 87-limit ring, 88-fastening nut and 9-cast-in-situ trapezoidal drainage ditch.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are set forth merely to aid in the understanding of the invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
As shown in the attached drawings 1 to 6, the cast-in-place construction and maintenance method for the trapezoid drainage ditch comprises the following steps:
step 1, embedding prefabricated guide beams 35 of a guide positioning device in a soil layer 1 at two sides of an excavated groove, and adjusting the embedding depth of the prefabricated guide beams 35 to enable the gradient of a guide rail 36 to be consistent with the gradient of a cast-in-situ trapezoidal drainage ditch 9; as shown in fig. 2, the guiding and positioning device is composed of a support frame 31, a height adjusting rod 32, a guide wheel 33, a prefabricated guide beam 35, a guide rail 36 and the like, one end of the support frame 31 is fixed on the sliding casting car 2, the other end is connected with the height adjusting rod 32, and the bottom end of the height adjusting rod 32 is supported on the guide wheel 33; the prefabricated guide beam 35 is embedded in the soil layer 1, and the top end of the prefabricated guide beam 35 is provided with a guide rail 36; the guide wheel 33 is provided with an inward groove 34, and the guide wheel 33 is supported on a guide rail 36;
step 2, placing the sliding pouring truck 2, enabling the guide wheels 33 to fall on the guide rails 36, and adjusting the height of the sliding pouring truck 2 through the height adjusting rods 32 to enable the height of the sliding plastering plate 23 to be at the same height as the cast-in-place trapezoidal drainage ditch 9; as shown in fig. 1 and fig. 2, the sliding pouring vehicle 2 is composed of a bin 21, a trapezoidal vertical plate 22, a sliding panel 23, a plate vibrator 25, and the like; the section shape of the trapezoidal vertical plate 22 is the same as that of the cast-in-place trapezoidal drainage ditch 9, the feed box 21 is fixed on the front side of the trapezoidal vertical plate 22, the bottom of the feed box 21 is provided with a discharge opening 24, and the sliding plastering plate 23 is fixed on the rear side of the trapezoidal vertical plate 22 and clings to the surface of the cast-in-place trapezoidal drainage ditch 9; a plate-type vibrator 25 is arranged on the upper side of the sliding plastering plate 23; the sliding pouring truck 2 slides along a path limited by the guide rails 36 on the prefabricated guide beam 35 under the restraint of the guide positioning devices on the two sides, and pouring construction operation of the cast-in-situ trapezoidal drainage ditch 9 is performed in the excavated groove;
step 3, adding concrete into a material box 21 of the sliding pouring truck 2, and pushing the sliding pouring truck 2 forwards;
step 4, arranging a film covering supporting and pressing frame above the cast-in-place trapezoidal drainage ditch 9 which is formed by pouring, and enabling the film covering supporting and pressing frame to be in an open state; as shown in fig. 6, the film covering and supporting frame is composed of a supporting base plate 41, a pressing plate 42 and the like, the supporting base plate 41 is connected with the pressing plate 42 through a rotating hinge 44, the supporting base plate 41 and the pressing plate 42 are in an upwardly convex arch structure, a layer of soft cushion plate 43 is arranged on the supporting base plate 41, and a plastic film 5 is clamped between the supporting base plate 41 and the pressing plate 42; the plastic film 5 can be stably and reliably supported and pressed, the soft cushion plate 43 can prevent the plastic film 5 from being broken by pressing, and meanwhile, the supporting bottom plate 41 and the pressing plate 42 are upwards protruded, so that the condition that rainwater is accumulated on the plastic film 5 can be effectively avoided;
step 5, using the maintenance trolley to perform maintenance operation, starting a spraying system on the maintenance trolley to perform watering operation, and simultaneously starting a film spreading and collecting system to perform covering operation of the plastic film 5; the maintenance trolley consists of a supporting platform 61, a travelling wheel 62, a spraying system and a film spreading and collecting system, wherein the spraying system and the film spreading and collecting system are arranged on the supporting platform 61; the travelling wheels 62 are arranged below the supporting platform 61; and spraying and laying and collecting the film for maintenance of the cast-in-situ trapezoidal drainage ditch 9 through the maintenance trolley. As shown in fig. 3 and 4, the spraying system comprises a water tank 71, a water pump 73, a water supply pipe 75, a U-shaped water pipe 77 and the like, wherein the water tank 71, the water pump 73, the water supply pipe 75 and the U-shaped water pipe 77 are connected in series, adjustable nozzles 78 are uniformly arranged on the U-shaped water pipe 77, a valve 76 is arranged on the water supply pipe 75, a quick connector 74 is arranged at a water outlet of the water pump 73, and the water supply pipe 75 is inserted into the quick connector 74; the water pump 73 is connected with the water tank 71 through a connecting water pipe 72; the on-off state of the adjustable nozzle 78 on the U-shaped water pipe 77 can be adjusted according to the size of the cast-in-situ trapezoidal drainage ditch 9. As shown in fig. 3 and 5, the film spreading and collecting system comprises a rotating motor 81, a reel 85, a winding drum 86 and the like, wherein the rotating motor 81 is installed on the supporting platform 61, a rotating shaft 82 of the rotating motor 81 is provided with a clamping ring 83, the reel 85 is fixed on the rotating shaft 82 of the rotating motor 81 through the clamping ring 83, the winding drum 86 penetrates through the reel 85, two ends of the winding drum 86 are fixed through fastening nuts 88, and two ends of the winding drum 86 are provided with limit rings 87; the rotating motor 81 drives the reel 85 and the winding drum 86 to coaxially rotate through the rotating shaft 82 to perform the laying and winding operation of the plastic film 5, and the limiting rings 87 arranged at the two ends of the winding drum 86 can effectively avoid the situation that the plastic film 5 is wound outside the winding drum 86 during the film winding operation;
step 6, closing the laminating supporting and pressing frame, and clamping the plastic film 5 between the supporting bottom plate 41 and the pressing plate 42 of the laminating supporting and pressing frame;
and 7, after the cast-in-place trapezoidal drainage ditch 9 is maintained, opening the film covering and supporting frame, fixing one end of the plastic film 5 on the winding drum 86, and starting a film spreading and collecting system of the maintenance trolley to recycle the plastic film 5.

Claims (7)

1. The cast-in-place construction and maintenance method for the trapezoid drainage ditch is characterized by comprising the following steps of:
step 1: embedding the prefabricated guide beams (35) of the guide positioning device in the soil layer (1) at two sides of the excavated groove, and adjusting the embedding depth of the prefabricated guide beams (35) to ensure that the gradient of the guide rail (36) is consistent with that of the cast-in-situ trapezoidal drainage ditch (9);
step 2: placing a sliding pouring vehicle (2), enabling a guide wheel (33) to fall on a guide rail (36), and adjusting the height of the sliding pouring vehicle (2) through a height adjusting rod (32) to enable the height of a sliding plastering plate (23) to be on the same height with the cast-in-place trapezoidal drainage ditch (9);
and step 3: adding concrete into a material box (21) of the sliding pouring vehicle (2) and pushing the sliding pouring vehicle (2) forwards;
and 4, step 4: a film covering supporting and pressing frame is arranged above a cast-in-place trapezoidal drainage ditch (9) formed by pouring, and the film covering supporting and pressing frame is in an open state;
and 5: using the maintenance trolley to perform maintenance operation, starting a spraying system on the maintenance trolley to perform watering operation, and simultaneously starting a film spreading and collecting system to perform covering operation of the plastic film (5);
step 6: closing the laminating supporting and pressing frame, and clamping the plastic film (5) between a supporting bottom plate (41) and a pressing plate (42) of the laminating supporting and pressing frame;
and 7: after the cast-in-place trapezoidal drainage ditch (9) is maintained, the film covering and supporting frame is opened, one end of the plastic film (5) is fixed on the winding drum (86), and a film spreading and collecting system of the maintenance trolley is started to recycle the plastic film (5).
2. The cast-in-place construction and maintenance method for the trapezoid drainage ditch according to claim 1, wherein in the step 1, the guiding and positioning device mainly comprises a support frame (31), a height adjusting rod (32), a guide wheel (33), a prefabricated guide beam (35) and a guide rail (36), one end of the support frame (31) is fixed on the sliding pouring trolley (2), the other end of the support frame (31) is connected with the height adjusting rod (32), and the bottom end of the height adjusting rod (32) is supported on the guide wheel (33); the prefabricated guide beam (35) is embedded in the soil layer (1), and the top end of the prefabricated guide beam (35) is provided with a guide rail (36); an inward groove (34) is formed in the guide wheel (33), and the guide wheel (33) is supported on the guide rail (36).
3. The cast-in-place construction and maintenance method for the trapezoid drainage ditch according to claim 1, wherein in the step 2, the sliding pouring trolley (2) mainly comprises a bin (21), a trapezoid vertical plate (22), a sliding plastering plate (23) and a plate type vibrator (25); the cross-sectional shape of the trapezoidal vertical plate (22) is the same as that of the cast-in-place trapezoidal drainage ditch (9), the material box (21) is fixed on the front side of the trapezoidal vertical plate (22), the bottom of the material box (21) is provided with a discharge opening (24), and the sliding plastering plate (23) is fixed on the rear side of the trapezoidal vertical plate (22) and clings to the surface of the cast-in-place trapezoidal drainage ditch (9); the upper side of the sliding plastering plate (23) is provided with a plate-type vibrator (25).
4. The cast-in-place construction and maintenance method for the trapezoid drainage ditch according to claim 1, wherein in the step 4, the film covering supporting and pressing frame mainly comprises a supporting bottom plate (41) and a pressing plate (42), the supporting bottom plate (41) and the pressing plate (42) are connected through a rotating hinge (44), the supporting bottom plate (41) and the pressing plate (42) are of an upwardly convex arch structure, a layer of soft cushion plate (43) is arranged on the supporting bottom plate (41), and the plastic film (5) is clamped between the supporting bottom plate (41) and the pressing plate (42).
5. The cast-in-place construction and maintenance method for the trapezoid drainage ditch according to claim 1, wherein in the step 5, the maintenance trolley mainly comprises a supporting platform (61), a travelling wheel (62), a spraying system and a film spreading and collecting system, wherein the spraying system and the film spreading and collecting system are arranged on the supporting platform (61); the travelling wheels (62) are arranged below the supporting platform (61).
6. The cast-in-place construction and maintenance method for the trapezoid drainage ditch according to claim 1, wherein in the step 5, the spraying system mainly comprises a water tank (71), a water pump (73), a water supply pipe (75) and a U-shaped water pipe (77), the water tank (71), the water pump (73), the water supply pipe (75) and the U-shaped water pipe (77) are connected in series, adjustable nozzles (78) are uniformly arranged on the U-shaped water pipe (77), a valve (76) is arranged on the water supply pipe (75), a quick-plug connector (74) is arranged at a water outlet of the water pump (73), and the water supply pipe (75) is inserted into the quick-plug connector (74); the water pump (73) is connected with the water tank (71) through a connecting water pipe (72).
7. The cast-in-place construction and maintenance method for the trapezoid drainage ditch according to claim 1, wherein in the step 5, the film spreading and collecting system mainly comprises a rotating motor (81), a reel (85) and a reel (86), the rotating motor (81) is installed on the supporting platform (61), a clamping ring (83) is arranged on a rotating shaft (82) of the rotating motor (81), the reel (85) is fixed on the rotating shaft (82) of the rotating motor (81) through the clamping ring (83), the reel (86) penetrates through the reel (85), two ends of the reel (86) are fixed through a fastening nut (88), and two ends of the reel (86) are provided with limiting rings (87).
CN202011313962.4A 2020-11-20 2020-11-20 Cast-in-place construction and maintenance method for trapezoid drainage ditch Pending CN112482535A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011313962.4A CN112482535A (en) 2020-11-20 2020-11-20 Cast-in-place construction and maintenance method for trapezoid drainage ditch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011313962.4A CN112482535A (en) 2020-11-20 2020-11-20 Cast-in-place construction and maintenance method for trapezoid drainage ditch

Publications (1)

Publication Number Publication Date
CN112482535A true CN112482535A (en) 2021-03-12

Family

ID=74932661

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011313962.4A Pending CN112482535A (en) 2020-11-20 2020-11-20 Cast-in-place construction and maintenance method for trapezoid drainage ditch

Country Status (1)

Country Link
CN (1) CN112482535A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02266033A (en) * 1989-04-04 1990-10-30 Fujita Corp Construction of drainage ditch and device thereof
DE4234442A1 (en) * 1992-10-13 1994-04-14 Brosi Harald Dipl Ing Fh Method of filling pipe trenches with concrete - involves keeping dry concrete ingredients in silo on vehicle which is brought to trench edge and then adding water to mixture in mixing and conveying machine just before pouring
CN106245488A (en) * 2016-08-10 2016-12-21 中铁十二局集团有限公司 A kind of utilization is shaken the construction method of the formula of stirring sliding formwork continuous placing roadbed gutter voluntarily
CN109763399A (en) * 2019-01-10 2019-05-17 中铁隧道集团二处有限公司 A kind of one body swimming ditch construction mould and construction method
CN110258233A (en) * 2019-06-27 2019-09-20 倡创(上海)咨询管理事务所 The construction method of concrete road surface
CN110424208A (en) * 2019-07-19 2019-11-08 杭州江润科技有限公司 The construction method in cast-in-place gutter
CN210946833U (en) * 2019-09-10 2020-07-07 宁国市东南木纤维科技有限公司 Ecological slope protection maintenance device for mine restoration

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02266033A (en) * 1989-04-04 1990-10-30 Fujita Corp Construction of drainage ditch and device thereof
DE4234442A1 (en) * 1992-10-13 1994-04-14 Brosi Harald Dipl Ing Fh Method of filling pipe trenches with concrete - involves keeping dry concrete ingredients in silo on vehicle which is brought to trench edge and then adding water to mixture in mixing and conveying machine just before pouring
CN106245488A (en) * 2016-08-10 2016-12-21 中铁十二局集团有限公司 A kind of utilization is shaken the construction method of the formula of stirring sliding formwork continuous placing roadbed gutter voluntarily
CN109763399A (en) * 2019-01-10 2019-05-17 中铁隧道集团二处有限公司 A kind of one body swimming ditch construction mould and construction method
CN110258233A (en) * 2019-06-27 2019-09-20 倡创(上海)咨询管理事务所 The construction method of concrete road surface
CN110424208A (en) * 2019-07-19 2019-11-08 杭州江润科技有限公司 The construction method in cast-in-place gutter
CN210946833U (en) * 2019-09-10 2020-07-07 宁国市东南木纤维科技有限公司 Ecological slope protection maintenance device for mine restoration

Similar Documents

Publication Publication Date Title
CN101725149B (en) Construction method of long open-cut tunnel
CN110846967B (en) Method and apparatus for reconstructing a road surface for highway construction
CN109454746B (en) Concrete pouring device for building construction and construction method thereof
US2187080A (en) Road building machine
US5573347A (en) Drain preparation apparatus and method of using same
CN110306644A (en) The construction method of municipal rain sewage diversion pipeline
JP6966853B2 (en) How to place concrete on an inclined surface and mobile formwork equipment
CN102747733A (en) Pouring machine and pouring method for concrete of road shoulder on high-speed railroad bed section
CN111778941A (en) High-standard farmland channel construction method and structure
CN109371910B (en) Ground-cushion height-filling protection and construction method
CN110552371A (en) Construction method for eliminating horizontal construction joints of annular lining wall based on reverse construction method
CN215669967U (en) Cast-in-place construction and maintenance device for trapezoid drainage ditch
JP6944882B2 (en) How to build an invert in an existing tunnel
CN112814116A (en) Construction method of cast-in-situ drainage ditch
CN111608041B (en) Concrete pavement paving method
CN112482535A (en) Cast-in-place construction and maintenance method for trapezoid drainage ditch
CN110847065A (en) Prefabricated assembled box channel and construction method
CN115787576A (en) Movable slope protection sand cushion paving compaction device and construction process
CN212153420U (en) Flexible protection system for treating side slope seepage
KR102171437B1 (en) Construction method of panel for pedestrian block
KR100966639B1 (en) Manhole repair method
CN102912713A (en) Machine for casting curbs in situ and use method thereof
RU2477349C2 (en) Machine to lay geosynthetic materials into underballast layer of railway ground work without removal of rail and sleeper grid
WO2012083375A1 (en) An apparatus, an assembly, a vehicle and a method for forming a drainage assembly within and along an elongate trench
RU2521171C2 (en) Bulk geogrid laying machine

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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210312