CN114508053B - Basket arch concrete pouring equipment for viaduct - Google Patents
Basket arch concrete pouring equipment for viaduct Download PDFInfo
- Publication number
- CN114508053B CN114508053B CN202210069510.9A CN202210069510A CN114508053B CN 114508053 B CN114508053 B CN 114508053B CN 202210069510 A CN202210069510 A CN 202210069510A CN 114508053 B CN114508053 B CN 114508053B
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- pair
- pipe
- suction
- basket
- relay
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
Abstract
The invention discloses a basket arch concrete pouring device for a viaduct, which comprises a base, a concrete mixing station, a fluid delivery pump and a pipeline connecting assembly, wherein the concrete mixing station is arranged on the base, the fluid delivery pump is arranged on one side of the concrete mixing station, a pump discharge port is arranged at the end part of the fluid delivery pump, an extension delivery material pipe is connected to the pump discharge port, and the fluid delivery pump is connected with the end part of the extension delivery material pipe through the pipeline connecting assembly. This a basket encircles concreting equipment for overpass, to current overpass have the big problem of concreting equipment deployment work load in basket encircles the pouring process, increase the conveying distance with multistage relay's mode, cooperation simultaneously can actuate the concrete placement mechanism of itinerary formula to pour the basket arch, its is small, can effectively reduce the place demand, improves the efficiency that the basket encircles to pour, reduces the earlier stage work load of construction.
Description
Technical Field
The invention relates to the technical field of concrete pouring equipment, in particular to basket arch concrete pouring equipment for an overhead bridge.
Background
The viaduct is an important application in modern transportation, can effectively utilize the high-rise space of cities or the field, plays roles of vehicle diversion and the like, is an indispensable application means in modern road transportation, and in the application process of the viaduct, concrete is an important building raw material of the viaduct, is not only used for constructing a main body of the viaduct, but also used for constructing a basket arch, and the basket arch is a viaduct system, is constructed on the side surface of a bridge body, is like a basket handle type bridge, and is characterized in that the rise of the bridge arch is very large, the characteristics of the arch can be effectively utilized to disperse the stress of the bridge to the foundation, the bridge body basically does not bear bending moment and shearing force, and in the construction process of the existing basket arch, foundation components such as a base are constructed in a concrete pouring mode, and because some cases are constructed on a river channel, the casting equipment is required to have a reliable standing platform, the existing equipment is heavy in structure and large in volume, the casting needs to be close to a construction place in the casting process, the front stage, the whole construction site is not convenient to be deeply researched, and the problem is solved.
Disclosure of Invention
The invention aims to solve the problems, designs the basket arch concrete pouring equipment for the viaduct, and solves the problems of the prior background technology.
The technical scheme of the invention for achieving the purpose is as follows: the basket arch concrete pouring equipment for the viaduct comprises a base, a concrete mixing station, a fluid conveying pump and a pipeline connecting component, wherein the concrete mixing station is arranged on the base, and the fluid conveying pump is arranged on one side of the concrete mixing station;
a plurality of relay passing structures are arranged on the extension conveying pipe;
a concrete pouring mechanism is arranged at the end part of the extension conveying pipe;
the concrete pouring mechanism is provided with a transverse movement adjusting structure;
the concrete pouring mechanism comprises: the device comprises a connecting pipe, a movable seat, a plunger pump shell, a discharge hole, a feed inlet, a power motor, a discharge pipe, a pair of sliding sleeves and a pair of rotating nuts;
the end of extension conveying material pipe is equipped with the connecting pipe, remove the seat and install on sideslip adjustment structure, it is equipped with the plunger pump case to remove the seat, plunger pump case both ends are equipped with discharge gate and feed inlet respectively, the feed inlet is connected with the connecting pipe, be equipped with the plunger structure in the plunger pump case, one side of plunger structure is connected with power motor, discharge gate one side is connected with the discharging pipe, it is equipped with a pair of slip cap to remove the bottom surface parallel of seat, a pair of fixed mounting has a pair of rotation nut in the slip cap.
The sideslip adjustment structure includes: the device comprises a supporting plate, a pair of slide ways, a pair of sliding blocks, a pair of rotating screw rods, a pair of driven bevel gears, a rotating shaft, a pair of driving bevel gears, a driven gear, a driving motor and a driving gear;
the support plate is provided with a pair of parallel slide ways, a pair of slide blocks are embedded in the slide ways, a pair of rotating screw rods are arranged in parallel between the slide ways, a pair of driven bevel gears are arranged at the end parts of the rotating screw rods, the rotating shaft is arranged on one side of the driven bevel gears, a pair of driving bevel gears are arranged at the two ends of the rotating shaft and meshed with the driven bevel gears, a driven gear is sleeved on the rotating shaft, a driving motor is arranged on one side of the driven gear, a driving gear is meshed with the driven gear, and a pair of rotating nuts are sleeved on the pair of rotating screw rods.
The relay pass-through structure includes: the device comprises a relay station, a pair of relay pipes, a feeding pipe, a suction groove, a suction pipe, a suction cylinder and a piston;
the two sides of the relay station are provided with a pair of relay pipes, the pair of relay pipes are connected to the extension conveying pipe, the pair of relay pipes are provided with a pair of one-way switches, the top surface of the relay station is provided with a suction groove, the suction groove is provided with a suction pipe, a suction cylinder is inserted in the suction pipe, and a piston is connected to the telescopic end of the suction cylinder and embedded in the suction pipe.
The extension conveying material pipe is a through pipe with a cylindrical cavity, and the extension conveying material pipe is in butt joint installation in a multi-section pipe flange connection mode.
The pipeline connection assembly includes: the flange comprises a butt joint pipe, a pair of flange plates and a plurality of split bolts;
the end part of the pump shell is provided with a butt joint pipe and an extension conveying pipe, the opposite ends of the butt joint pipe and the extension conveying pipe are provided with a pair of matched flange plates, and a plurality of split bolts are arranged on two sides of the pair of opposite flange plates in an annular array.
The support plate is provided with a pair of support seats, and the rotating shaft is movably arranged on the pair of support seats.
The driven gear and the driving gear are parallel axis bevel gears, and the gear ratio of the driven gear to the driving gear is larger than 1.5.
The relay station center is provided with a pair of relay pipes which are respectively communicated with the relay pipes through cavities, and the top surface of each relay station is provided with a connecting hole which is communicated with the suction pipe.
The piston is a plate block with a disc-shaped structure, the top surface of the piston is connected with the telescopic end of the suction cylinder, and the suction cylinder is fixed at the top end of the suction pipe through an external fixing sleeve.
Two pairs of support legs are arranged on the bottom surface of the base, and two pairs of universal moving wheels are arranged on the outer sides of the two pairs of support legs.
The invention has the beneficial effects that: this a basket encircles concreting equipment for overpass, to current overpass have the big problem of concreting equipment deployment work load in basket encircles the pouring process, increase the conveying distance with multistage relay's mode, cooperation simultaneously can actuate the concrete placement mechanism of itinerary formula to pour the basket arch, its is small, can effectively reduce the place demand, improves the efficiency that the basket encircles to pour, reduces the earlier stage work load of construction.
Drawings
Fig. 1 is a schematic diagram of a front view of a basket arch concrete pouring apparatus for an overhead bridge according to the present invention.
Fig. 2 is a schematic diagram of a cross-sectional structure of a relay station of a basket arch concrete pouring apparatus for an overhead bridge according to the present invention.
Fig. 3 is a schematic side view of a concrete pouring mechanism of the basket arch concrete pouring device for the overhead bridge.
Fig. 4 is a schematic diagram of a front view of a concrete pouring mechanism of the basket arch concrete pouring device for the overhead bridge.
Fig. 5 is a schematic side view of a relay station of the basket arch concrete pouring device for an overhead bridge.
In the figure: 1. a base; 2. a concrete mixing plant; 3. a fluid transfer pump; 4. extending a conveying pipe; 5. a connecting pipe; 6. a movable seat; 7. plunger pump housing; 8. a discharge port; 9. a feed inlet; 10. a power motor; 11. a discharge pipe; 12. a sliding sleeve; 13. rotating the nut; 14. a support plate; 15. a slideway; 16. a slide block; 17. rotating the screw rod; 18. a driven bevel gear; 19. a rotating shaft; 20. a driving bevel gear; 21. a driven gear; 22. a driving motor; 23. a drive gear; 24. a relay pipe; 25. a suction groove; 26. a suction cylinder; 27. a piston; 28. a relay station; 29. a butt joint pipe; 30. a flange plate; 31. a split bolt; 32. a support base; 33. a support leg; 34. a universal moving wheel.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, as shown in fig. 1 to 5.
All electric components in the scheme are connected with an adaptive power supply through wires by a person skilled in the art, and an appropriate controller is selected according to actual conditions so as to meet control requirements, specific connection and control sequences, and the electric connection is completed by referring to the following working principles in the working sequence among the electric components, wherein the detailed connection means are known in the art, and the following main description of the working principles and processes is omitted from the description of electric control.
The utility model provides a basket arch concrete placement equipment for overhead bridge, including base 1, concrete mixing plant 2, fluid delivery pump 3 and pipeline coupling assembling, concrete mixing plant 2 installs on base 1, fluid delivery pump 3 installs in concrete mixing plant 2 one side, fluid delivery pump 3's tip is equipped with the pump discharge gate, be connected with extension conveying pipe 4 on the pump discharge gate, fluid delivery pump 3 and extension conveying pipe 4 tip are equipped with the pipeline coupling assembling and are connected, in the concrete implementation process, mix through the concrete base station on base 1, pump the material that concrete mixing plant 2 stirs into extension conveying pipe 4 through fluid delivery pump 3, pump the material from extension conveying pipe 4, pipeline coupling assembling is used for fixed extension conveying pipe 4's tip, base 1 bottom surface is equipped with two pairs of stabilizer blades 33, the outside of two pairs of stabilizer blades 33 is equipped with two pairs of universal removal wheels 34, be convenient for whole removal upper portion concrete mixing plant 2;
the extension conveying pipe 4 is provided with a plurality of relay passing structures for intermediate relay concrete, so that the problems of blockage of materials and the like when the conveying distance is long are avoided;
a concrete pouring mechanism is arranged at the end part of the extension conveying pipe 4 and is used for conveying materials into a poured mold at the end part;
the concrete pouring mechanism is provided with a transverse movement adjusting structure for adjusting the position of the concrete pouring mechanism, so that pouring is convenient in place;
as can be seen from fig. 1 to 5 of the specification, the concrete pouring mechanism comprises: the connecting pipe 5, the movable seat 6, the plunger pump shell 7, the discharge hole 8, the feed inlet 9, the power motor 10, the discharge pipe 11, the pair of sliding sleeves 12 and the pair of rotating nuts 13 are connected in the following manner;
the end part of the extension conveying material pipe 4 is provided with a connecting pipe 5, a movable seat 6 is arranged on a transverse movement adjusting structure, a plunger pump shell 7 is arranged on the movable seat 6, two ends of the plunger pump shell 7 are respectively provided with a discharge hole 8 and a feed inlet 9, the feed inlet 9 is connected with the connecting pipe 5, a plunger structure is arranged in the plunger pump shell 7, one side of the plunger structure is connected with a power motor 10, one side of the discharge hole 8 is connected with a discharge pipe 11, a pair of sliding sleeves 12 are arranged on the bottom surface of the movable seat 6 in parallel, and a pair of rotating nuts 13 are fixedly arranged in the pair of sliding sleeves 12;
in the concrete implementation process, the connecting pipe 5 is connected with the feed inlet 9 of the plunger pump shell 7, materials entering the plunger pump shell 7 are discharged through the discharge pipe 11 on the discharge hole 8, the plunger structure in the plunger pump shell 7 is utilized to be connected with the power motor 10, concrete is injected into a die to be poured under the action of the plunger structure, the plunger pump shell 7 and the power motor 10 are arranged on the movable seat 6, a pair of rotating nuts 13 are arranged in the pair of sliding sleeves 12 to be matched with the traversing adjusting structure, the movable seat 6 is controlled to drive the plunger pump shell 7 on the movable seat to slide, the discharge pipe 11 on one side of the plunger pump shell 7 is driven to slide, the angle of the discharge pipe 11 can be adjusted by utilizing the rotating structure at the end part of the discharge pipe 11 according to requirements, the materials are conveniently added at different positions, the extending conveying pipe is a pipe with a cylindrical cavity, and the extending conveying pipe is in a butt joint installation mode by adopting a multi-section pipe flange connection, so that the connection and the paving are convenient.
As can be seen from fig. 1 to 5 of the specification, the above traversing adjusting structure includes: the connection and positional relationship of the support plate 14, the pair of slide ways 15, the pair of sliders 16, the pair of rotating screw rods 17, the pair of driven bevel gears 18, the rotating shaft 19, the pair of driving bevel gears 20, the driven gear 21, the driving motor 22 and the driving gear 23 are as follows;
the support plate 14 is provided with a pair of parallel slide ways 15, a pair of sliding blocks 16 are embedded in the pair of slide ways 15, a pair of rotating screw rods 17 are arranged in parallel between the pair of slide ways 15, a pair of driven bevel gears 18 are arranged at the end parts of the pair of rotating screw rods 17, a rotating shaft 19 is arranged on one side of the pair of driven bevel gears 18, a pair of driving bevel gears 20 are arranged at the two ends of the rotating shaft 19, the pair of driving bevel gears 20 are meshed with the pair of driven bevel gears 18, a driven gear 21 is sleeved on the rotating shaft 19, a driving motor 22 is arranged on one side of the driven gear 21, a driving gear 23 is meshed with the driven gear 21 on the driving end of the driving motor 22, and a pair of rotating nuts 13 are sleeved on the pair of rotating screw rods 17.
In a specific implementation process, the supporting plate 14 is a plate with a rectangular structure, a reinforcing structure with a triangular structure is arranged at the lower part of the supporting plate and is connected with the outer side of a casting mold, the sliding track of the pair of sliding blocks 16 is limited by the pair of sliding ways 15, the driving motor 22 is utilized to drive the driving gear 23 to rotate and then to be meshed with the driven gear 21, the driven gear 21 drives the rotating shaft 19 to rotate, the supporting plate 14 is provided with the pair of supporting seats 32, the rotating shaft 19 is movably mounted on the pair of supporting seats 32, so that the pair of driving bevel gears 20 at two ends of the rotating shaft 19 are controlled to rotate and are meshed with the pair of driven bevel gears 18, the pair of rotating screw rods 17 are driven to rotate, the rotating screw rods 17 are meshed with the rotating nuts 13, the moving seat 6 on the rotating nuts 13 is driven to slide, the driven gear 21 and the driving gear 23 are parallel axis bevel gears, the tooth ratio of the driven gear 21 and the driving gear 23 is greater than 1.5, the meshing of the driven gear 21 and the driving gear 23 enables the output torque of the rotating shaft 19 to be further increased, and the pair of sliding blocks 16 are mounted on the bottom surface of the moving block to provide additional supporting force.
As can be seen from fig. 1 to 5 of the specification, the relay passing structure includes: the relay station 28, the pair of relay pipes 24, the feed pipe, the suction groove 25, the suction pipe, the suction cylinder 26, and the piston 27 are connected and positioned as follows;
a pair of relay pipes 24 are arranged on two sides of the relay station 28, the pair of relay pipes 24 are connected to the extension conveying pipe 4, a pair of one-way switches are arranged on the pair of relay pipes 24, a suction groove 25 is formed in the top surface of the relay station 28, a suction pipe is arranged on the suction groove 25, a suction cylinder 26 is inserted in the suction pipe, and a piston 27 is connected to the telescopic end of the suction cylinder 26 and embedded in the suction pipe.
In the specific implementation process, the pair of relay pipes 24 can be parallel or in an elbow form, the shape of the relay pipes 24 is changed according to arrangement requirements, the center of the relay station 28 is provided with a connecting hole which is communicated with the pair of relay pipes 24 through a cavity and is arranged on the top surface of the cavity, when the device is used, the piston 27 is driven to move up and down by sliding the suction cylinder 26 in the suction pipe, the pressure in the cavity is changed, power is provided for material passing, the piston 27 is a plate of a disc-shaped structure, the top surface of the piston 27 is connected with the telescopic end of the suction cylinder 26, and the suction cylinder 26 is fixed on the top end of the suction pipe through an external fixing sleeve, so that the device is convenient to install.
As can be seen from fig. 1 to 5 of the specification, the above pipe connection assembly includes: the butt joint pipe 29, the pair of flange plates 30 and the plurality of tie bolts 31 are connected in the following manner;
the end part of the pump shell is provided with a butt joint pipe 29 which is in butt joint with the extension conveying pipe 4, the opposite ends of the butt joint pipe 29 and the extension conveying pipe 4 are provided with a pair of matched flange plates 30, and a plurality of pairs of pull bolts 31 are arranged on two sides of the pair of opposite flange plates 30 in an annular array.
In the specific implementation process, the butt joint pipe 29 is connected with the extension conveying pipe 4 through the butt joint pipe 29 and the flange plate 30 at the butt joint position of the extension conveying pipe 4 by the butt joint bolts 31.
The above technical solution only represents the preferred technical solution of the present invention, and some changes that may be made by those skilled in the art to some parts of the technical solution represent the principles of the present invention, and the technical solution falls within the scope of the present invention.
Claims (10)
1. The basket arch concrete pouring equipment for the viaduct comprises a base (1), a concrete mixing station (2), a fluid conveying pump (3) and a pipeline connecting assembly, wherein the concrete mixing station (2) is arranged on the base (1), and the fluid conveying pump (3) is arranged on one side of the concrete mixing station (2);
a plurality of relay passing structures are arranged on the extension conveying pipe (4);
a concrete pouring mechanism is arranged at the end part of the extension conveying pipe (4);
the concrete pouring mechanism is provided with a transverse movement adjusting structure;
the concrete pouring mechanism comprises: the device comprises a connecting pipe (5), a movable seat (6), a plunger pump shell (7), a discharge port (8), a feed port (9), a power motor (10), a discharge pipe (11), a pair of sliding sleeves (12) and a pair of rotating nuts (13);
the end of extension conveying pipe (4) is equipped with connecting pipe (5), remove seat (6) and install on sideslip adjustment structure, it is equipped with plunger pump case (7) on seat (6) to remove, plunger pump case (7) both ends are equipped with discharge gate (8) and feed inlet (9) respectively, feed inlet (9) are connected with connecting pipe (5), be equipped with plunger structure in plunger pump case (7), one side of plunger structure is connected with motor (10), discharge gate (8) one side is connected with discharging pipe (11), the bottom surface parallel of seat (6) is equipped with a pair of slip cap (12), a pair of fixed mounting has a pair of rotation nut (13) in slip cap (12).
2. The basket arch concrete placement apparatus for a overpass of claim 1, wherein the traversing adjustment structure comprises: a supporting plate (14), a pair of slide ways (15), a pair of sliding blocks (16), a pair of rotating screw rods (17), a pair of driven bevel gears (18), a rotating shaft (19), a pair of driving bevel gears (20), a driven gear (21), a driving motor (22) and a driving gear (23);
the support plate (14) is provided with a pair of parallel slide ways (15), a pair of slide ways (15) are embedded with a pair of sliding blocks (16), a pair of rotating screw rods (17) are arranged between the slide ways (15) in parallel, the end parts of the rotating screw rods (17) are provided with a pair of driven bevel gears (18), the rotating shafts (19) are arranged on one sides of the driven bevel gears (18), two ends of the rotating shafts (19) are provided with a pair of driving bevel gears (20), the driving bevel gears (20) are meshed with the driven bevel gears (18), driven gears (21) are sleeved on the rotating shafts (19), a driving motor (22) is arranged on one side of the driven gears (21), driving gears (23) are meshed with the driven gears (21) are arranged on the driving ends of the driving motor (22), and the rotating nuts (13) are sleeved on the pair of the rotating screw rods (17).
3. The basket arch concreting apparatus for overpass of claim 1, wherein the relay pass-through structure comprises: a relay station (28), a pair of relay pipes (24), a feed pipe, a suction tank (25), a suction pipe, a suction cylinder (26), and a piston (27);
the two sides of the relay station (28) are provided with a pair of relay pipes (24), the pair of relay pipes (24) are connected to the extension conveying material pipes (4), the pair of relay pipes (24) are provided with a pair of one-way switches, the top surface of the relay station (28) is provided with a suction groove (25), the suction groove (25) is provided with a suction pipe, the suction pipe is internally provided with a suction cylinder (26), and the telescopic end of the suction cylinder (26) is connected with a piston (27) to be embedded in the suction pipe.
4. The basket arch concrete pouring device for a viaduct according to claim 1, wherein the extension conveying pipe is a tube with a cylindrical cavity, and the extension conveying pipe is butt-mounted in a manner of multi-section pipe flange connection.
5. The basket arch concrete placement apparatus for a overpass of claim 1, wherein the pipe connection assembly comprises: a butt joint pipe (29), a pair of flange plates (30) and a plurality of butt bolts (31);
the end part of the pump shell is provided with a butt joint pipe (29) and an extension conveying pipe (4), a pair of matched flange plates (30) are arranged at the opposite ends of the butt joint pipe (29) and the extension conveying pipe (4), and a plurality of split bolts (31) are arranged on two sides of the pair of opposite flange plates (30) in an annular array.
6. The basket arch concrete placement equipment for viaducts according to claim 2, characterized in that said support plate (14) is provided with a pair of support seats (32), said rotation shaft (19) being movably mounted on a pair of said support seats (32).
7. The basket arch concrete placement apparatus for overpass according to claim 2, wherein the driven gear (21) and the driving gear (23) are both parallel axis helical gears and the gear ratio of the driven gear (21) and the driving gear (23) is greater than 1.5.
8. A basket arch concrete placement apparatus for viaducts according to claim 3, characterized in that the center of the relay station (28) is provided with a through-cavity communicating with a pair of the relay pipes (24), respectively, and the top surface of the through-cavity is provided with a connecting hole communicating with a suction pipe.
9. A basket arch concrete casting device for viaducts according to claim 3, characterized in that the piston (27) is a plate of disc-type construction, the top surface of the piston (27) being connected to the telescopic end of a suction cylinder (26), the suction cylinder (26) being fixed to the top end of the suction pipe by means of an external fixing sleeve.
10. The basket arch concrete placement equipment for viaducts according to claim 1, characterized in that the bottom surface of the foundation (1) is provided with two pairs of legs (33), the outer sides of the two pairs of legs (33) being provided with two pairs of universal moving wheels (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210069510.9A CN114508053B (en) | 2022-01-21 | 2022-01-21 | Basket arch concrete pouring equipment for viaduct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210069510.9A CN114508053B (en) | 2022-01-21 | 2022-01-21 | Basket arch concrete pouring equipment for viaduct |
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| Publication Number | Publication Date |
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| CN114508053A CN114508053A (en) | 2022-05-17 |
| CN114508053B true CN114508053B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210069510.9A Active CN114508053B (en) | 2022-01-21 | 2022-01-21 | Basket arch concrete pouring equipment for viaduct |
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| KR20200132527A (en) * | 2019-05-17 | 2020-11-25 | 컨텍이앤씨 주식회사 | Method of filling construction of Grout Using Differencial Head Where in Sheath Tube of Post-Tension Bridge |
| CN213829635U (en) * | 2020-08-18 | 2021-07-30 | 杨东利 | Prevent concrete feeding device for civil engineering who solidifies |
| CN113618908A (en) * | 2021-08-20 | 2021-11-09 | 中建七局(上海)有限公司 | Concrete pouring equipment for prefabrication of constructional engineering |
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| US20020015618A1 (en) * | 2000-07-31 | 2002-02-07 | Quenzi Philip J. | Concrete placing machine with hydraulic and concrete swivel |
| KR101851337B1 (en) * | 2017-11-06 | 2018-04-24 | 한국건설기술연구원 | Concrete batch casting method of high-flowability high performance concrete and low-flowability high performance concrete |
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| CN1138885A (en) * | 1994-11-22 | 1996-12-25 | 株木建设株式会社 | Appts. for transferring ready-mixed concrete |
| JPH10202636A (en) * | 1997-01-23 | 1998-08-04 | Esubitsuku Kk | Production of textured concrete block |
| US6082059A (en) * | 1997-06-11 | 2000-07-04 | Loomans; David C. | Pour and set concrete construction system |
| US6588448B1 (en) * | 2002-01-07 | 2003-07-08 | Glazer Enterprises, Inc. | Telescopic boom-mounted concrete pump apparatus |
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| CN213829635U (en) * | 2020-08-18 | 2021-07-30 | 杨东利 | Prevent concrete feeding device for civil engineering who solidifies |
| CN113618908A (en) * | 2021-08-20 | 2021-11-09 | 中建七局(上海)有限公司 | Concrete pouring equipment for prefabrication of constructional engineering |
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| Publication number | Publication date |
|---|---|
| CN114508053A (en) | 2022-05-17 |
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