CN108086687B - Concrete distribution system in floor and construction method thereof - Google Patents
Concrete distribution system in floor and construction method thereof Download PDFInfo
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- CN108086687B CN108086687B CN201711187434.7A CN201711187434A CN108086687B CN 108086687 B CN108086687 B CN 108086687B CN 201711187434 A CN201711187434 A CN 201711187434A CN 108086687 B CN108086687 B CN 108086687B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention relates to a concrete distribution system in a floor and a construction method thereof, belonging to the technical field of building construction. The concrete distributing system in the floor comprises a conveying pipe, a support and a distributing machine, wherein the conveying pipe comprises a pump pipe and a rail positioned above the pump pipe and is fixed through the support; the distributing machine comprises a travelling mechanism which is fixed on the track and can move along the track and a rotary distributing mechanism which is fixed on the travelling mechanism, wherein the rotary distributing mechanism comprises a supporting frame, a rotary base which is positioned at the bottom of the supporting frame and a distributing pipe which is supported on the supporting frame, and the distributing pipe is horizontally and rotatably connected with a pump pipe of the conveying pipe. The concrete distribution system in the floor performs distribution operation in a range with the pump pipe discharge hole as the center and the maximum extension length of the distribution pipe as the radius, so that the workload of manually spreading concrete is greatly reduced, the construction efficiency is improved, the construction period is shortened, and the construction cost is reduced. Meanwhile, the construction method of the concrete distribution system in the floor is simple in operation and convenient in construction.
Description
Technical Field
The invention relates to a concrete distribution system in a floor and a construction method thereof, belonging to the technical field of building construction.
Background
In the current super high-rise building, the reinforced concrete core tube and the peripheral steel structure or the peripheral mixed structure form the basic form of the super high-rise building. The general construction sequence is as follows: firstly, constructing a core tube, then hoisting a steel structure at the periphery of the core tube, synchronously paving profiled steel sheet composite floor slabs of a floor surface, and then carrying out floor concrete pouring.
Usually, the hoisting of the peripheral steel structure is delayed by 8-10 layers of core tube construction, and the concrete pouring construction of the floor surface of the peripheral steel structure is delayed by 4-6 layers of the hoisting of the peripheral steel structure. The distributing device for core tube concrete pouring is generally arranged on the integrally-lifted steel platform, and the distributing device is lifted along with the lifting of the steel platform. Therefore, the distributing device on the core tube cannot be applied to the floor construction of the peripheral steel structure. Moreover, in the case of floor concreting, there are already core tubes and steel structures on the floor after construction, which results in numerous restrictions on the floor concreting.
At present, a floor surface concrete pouring method is generally adopted, namely pouring is started from a position far away from a vertical climbing pipe, the pipe is detached while a pump is removed, and finally, concrete pouring is performed at a position near the climbing pipe. When concrete is poured, the concrete can be poured along the straight line along the arrangement direction of the pump pipe, and the concrete is accumulated at the outlet of the pump pipe, so that the concrete needs to be manually paved from the outlet of the pump pipe to the periphery, and the problems of low construction efficiency, high labor intensity and the like exist, and the requirements of modern construction cannot be met.
Disclosure of Invention
When the existing floor surface concrete pouring adopts a pipe withdrawal method, the concrete pouring can be only carried out along a straight line, concrete is piled up at the outlet of the pump pipe, the concrete needs to be manually paved from the outlet of the pump pipe to the periphery, and the problems of low construction efficiency, high labor intensity and the like exist. Meanwhile, the invention also provides a construction method of the concrete distribution system in the floor, which is simple to operate and convenient to construct.
In order to solve the technical problems, the invention comprises the following technical scheme:
concrete distribution system in floor includes:
a delivery tube comprising a pump tube and a rail positioned above the pump tube;
the support is used for fixing the conveying pipe;
the distributing machine comprises a travelling mechanism moving along the track and a rotary distributing mechanism fixed above the travelling mechanism; the rotary distributing mechanism comprises a supporting frame, a rotary base which is positioned at the bottom of the supporting frame and fixedly connected with the travelling mechanism, and a distributing pipe which is supported on the supporting frame; the distributing pipe and the pump pipe of the conveying pipe can be horizontally and rotatably connected.
Preferably, the conveying pipe comprises a plurality of conveying pipe standard sections, conveying pipe turning joints, and pipe hoops arranged at the joint of two adjacent conveying pipe standard sections and at the joint of the conveying pipe standard sections and the conveying pipe turning joints; the conveying pipe standard joint comprises a pump pipe standard joint and a track standard joint arranged on the pump pipe standard joint; the conveying pipe turning joint comprises a pump pipe joint and a rail joint arranged on the pump pipe joint.
Preferably, the walking device comprises a walking frame and a plurality of sliding wheel sets positioned below the walking frame, and a connecting frame for fixedly connecting the rotating base is further arranged on the walking frame.
Preferably, the track is a T-shaped steel beam, and the bottom of a web plate of the T-shaped steel beam is fixedly connected with the pump pipe; the sliding wheel set comprises a U-shaped bracket, a roller and four buckling wheels, wherein the roller and the four buckling wheels are arranged on the U-shaped bracket, and the roller is supported on the upper surface of the flange of the T-shaped steel beam; two buckling wheels are respectively arranged on two sides of a web plate of the T-shaped steel beam, and the buckling wheels are tightly attached to the lower surface of a flange of the T-shaped steel beam.
Preferably, an upright post is arranged at one end of the walking frame far away from the connecting frame.
Preferably, the distribution pipe is connected to the support frame by a steel cable.
Preferably, the distributing pipe adopts a foldable structure and comprises a plurality of distributing pipe units, and the distributing pipe units are sequentially connected through rotatable components.
Preferably, the rotating base is detachably fixed on the travelling mechanism, a rotating bearing is arranged on the rotating base, and a rotating driving motor is connected to the rotating bearing.
Correspondingly, the invention also provides a construction method of the concrete distribution system in the floor, which comprises the following steps:
s1, reasonably arranging and installing a conveying pipe and a support of an N layer of a floor according to the size and shape of a core tube and the floor, and determining a plurality of pouring position points on the conveying pipe; then, assembling each part of the spreader at one pouring position point to form the concrete spreading system in the floor;
s2, communicating a material distribution pipe of the material distributor with a pump pipe of the conveying pipe, and then rotating the material distributor to distribute concrete until the material distributor finishes distributing at the pouring position point;
s3, removing the connection between the material distribution pipe and the conveying pipe pump pipe, and moving the material distributor to the next pouring position point along the conveying pipe; dismantling the conveying pipe and the support on the constructed side of the spreader;
s4, repeating the steps S2 and S3 until the concrete distribution operation of all pouring position points is completed, and removing the distributor, the rest distribution pipes and the support.
Further, in step S2, the distributing pipe adopts a foldable structure, and includes a plurality of distributing pipe units and rotatable components connected between two adjacent distributing pipe units, and by changing the angles of the adjacent distributing pipe units, the radius of the distributing is changed, so that the distributing machine can perform full coverage distributing within the maximum radius of the distributing.
Compared with the prior art, the invention has the following advantages and positive effects due to the adoption of the technical scheme:
(1) The material distribution pipe can rotate in a horizontal plane, the traditional point type material distribution of the 'pipe withdrawal method' is expanded into circumferential material distribution, and the workload of manually spreading concrete can be obviously reduced; particularly, when the material distribution pipe adopts a folding structure, the material distribution radius of the material distribution pipe can be adjusted through the included angle between the two material distribution pipe units of the meter, so that the material distribution pipe can fully cover the material distribution in the maximum material distribution radius, the workload of spreading concrete by workers is further greatly reduced, the construction efficiency is improved, and the construction cost is reduced;
(2) After finishing the concrete distribution work with the distribution pipe length as the radius, only after the bent pipe is disassembled and the distributor is moved a plurality of conveying pipe standard sections along the track, the unnecessary conveying pipe standard sections are disassembled, and then the pump pipe joints are connected, so that the concrete distribution work can be poured again, and the concrete distribution machine has the advantages of convenience in movement and simplicity in disassembly and assembly;
(3) When the roller and the rotary base are connected with the driving motor, the automatic operation of the movement of the travelling mechanism and the automatic operation of the rotary distribution mechanism for rotating and distributing materials can be realized, the concrete pouring speed is greatly improved, the construction efficiency is improved, and the construction period can be further shortened;
(4) The pump pipe and the track are integrally designed, the track is not required to be additionally arranged, the conveying pipe is sequentially spliced by adopting the conveying pipe standard section and fixed by adopting the support, and the conveying pipe standard section has uniform shape and size, can be produced in an industrialized and standardized way, and is convenient for quick field splicing.
Drawings
FIG. 1 is a schematic view of an in-floor concrete distribution system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a standard unit of a conveying pipe according to an embodiment of the present invention;
FIG. 3 is a schematic view of a pipe-turning joint according to an embodiment of the present invention;
FIG. 4 is a schematic view of a support structure according to an embodiment of the present invention;
FIG. 5 is a schematic view of a walking mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a rotary distribution mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of a second structure of a rotary distributing mechanism according to an embodiment of the present invention;
fig. 8 is a schematic view of a third structure of a rotary distributing mechanism according to an embodiment of the present invention.
The labels in the figures are as follows:
a delivery tube 100; a pipe standard segment 110; pump tube standard section 111; track standard section 112; a hollowed-out hole 112a; a delivery tube turning joint 120; pump tube joint 121; a track joint 122; a pipe clamp 130;
a support 200; a holder body 210; hoop one 220; a rotation shaft 230;
a spreader 300; a running gear 310; a walking frame 311; a slipping wheel set 312; a U-shaped bracket 312a; a roller 312b; clasp wheel 312c; a rotation shaft 312d; a connection frame 313; a cloth pipe joint 314; a pillar 315; a rotary distributing mechanism 320; a support 321; a swivel base 322; a cloth tube 323; a cloth pipe unit 323a; a wire rope 324; staple bolt two 325; a rotatable assembly 326; elbow one 326a; elbow two 326b; rotatable pipe clamp 326c; a hydraulic support bar 327.
Detailed Description
The concrete distribution system in the floor and the construction method thereof provided by the invention are further described in detail below with reference to the accompanying drawings and specific embodiments. Advantages and features of the invention will become more apparent in conjunction with the following description and claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
Example 1
Referring to fig. 1, the in-floor concrete distribution system provided in this embodiment includes: delivery tube 100, support 200, and spreader 300.
Wherein the delivery tube 100 comprises a pump tube and a track above the pump tube. Specifically, the conveying pipe 100 is sequentially connected by the conveying pipe standard joint 110, and is connected at the turning position through the conveying pipe turning joint 120, and the connection position between the conveying pipe standard joint 110 and the connection position between the conveying pipe standard joint 110 and the conveying pipe turning joint 120 are fixedly connected through the pipe hoop 130.
As shown in fig. 2, the conveying pipe standard section 110 includes a pump pipe standard section 111 and a rail standard section 112, preferably, the rail is a T-shaped steel beam, the lower end of a web plate of the rail is welded on the pump pipe standard section 111, more preferably, a plurality of hollowed holes 112a are formed in the web plate of the T-shaped steel beam, and the hollowed holes 112a can be circular or semicircular holes, so that steel can be saved, the dead weight of the rail can be reduced, and meanwhile, the mounting position of the pipe clamp 130 can be avoided.
As shown in fig. 3, the delivery pipe turning joint 120 includes a pump pipe joint 121 and a rail joint 122 fixed to the pump pipe joint 121. The rail joint 122 is of the same material and cross-sectional shape as the rail standard joint 112 and will not be described in detail herein.
Wherein the support 200 is used to fix the delivery tube 100 to the profiled steel sheet of the floor, fig. 4 shows a structural form of the support 200, which includes a support body 210, a hoop 220, and a rotation shaft 230. The rotating shaft 230 is vertically fixed on the support body 210 and can rotate around the axis of the rotating shaft, the top of the rotating shaft is fixedly connected with the first anchor ear 220, and the first anchor ear 220 is hooped on the pump pipe. By way of example, the support body 210 may be welded from profile steel bars and fastened to the profiled steel sheet by bolts.
Wherein, the spreader 300 includes a traveling mechanism 310 and a rotary spreader mechanism 320. The running mechanism 310 is fixed on the track and can move along the extending direction of the track, and the rotary distributing mechanism 320 is supported on the running mechanism 310.
Fig. 5 shows a structural form of a running mechanism 310, specifically including a running frame 311 and a plurality of sliding wheel sets 312 located below the running frame 311, and a connecting frame 313 for fixedly connecting with a rotary distributing mechanism 320 is further disposed on the running frame 311.
Preferably, the track is a T-shaped steel beam, the sliding wheel set 312 comprises a U-shaped bracket 312a, a roller 312b and four buckling wheels 312c, the roller 312b is arranged on the U-shaped bracket, and the roller 312b is supported on the upper surface of the flange of the T-shaped steel beam; two buckling wheels 312c are respectively arranged on two sides of a web plate of the T-shaped steel beam, and the buckling wheels 312c are tightly attached to the lower surface of a flange of the T-shaped steel beam. The sliding wheel set 312 is buckled on the wing plate of the T-shaped steel beam through the roller 312b and the buckling wheel 312c and can move along the track. In a preferred embodiment, as shown in fig. 5, the top of the U-shaped bracket 312 of the sliding wheel set 312 is connected to the walking frame 311 through a rotating shaft 312d, so that the sliding wheel set 312 can rotate to smoothly pass through the pipe turning joint 120. In another preferred embodiment, the roller 312b is connected to a driving motor, so as to implement an automatic operation of the feeding machine 300.
As shown in fig. 6, the rotary distributing mechanism 320 includes a supporting frame 321, a rotary base 322 located at the bottom of the supporting frame 321, and a distributing pipe 323 supported on the supporting frame 321, where the distributing pipe 323 is horizontally rotatably connected with the pump pipe of the conveying pipe 100.
By way of example, the swivel base 322 comprises a swivel bearing comprising an outer race, an inner race and balls disposed between the inner race and the outer race, wherein the outer race is fixedly connected to the connecting frame 313 of the running gear 310, and the supporting frame 321 is fixed to the inner race, thereby realizing free rotation of the swivel distributing mechanism 320 in a horizontal plane. In a preferred embodiment, a driving motor is connected to the rotary bearing, so that the rotary distributing mechanism 320 can automatically operate to rotate and distribute materials.
In order to achieve free rotation of the swing cloth mechanism 320, the cloth tube 323 needs to rotate together with the support frame 321. By way of example, the end of the dispensing tube 323 adjacent the support frame 321 is provided with an elbow that is connected to the end of the delivery tube 100 by a rotatable collar. In a preferred embodiment, as shown in fig. 5 and 6, a material distribution pipe joint 314 is arranged on the walking frame 311, the top of the material distribution pipe joint 314 is fixedly connected with an end bent pipe of a material distribution pipe 323 through a rotatable pipe hoop, and the bottom of the material distribution pipe joint is fixedly connected with a pump pipe through a common pipe hoop or a rotatable pipe hoop. More preferably, the upright post 315 is disposed on the walking frame 311, and the cloth tube 323 is supported on the upright post 315 after rotating when the spreader 300 moves, so that the gravity center position of the spreader 300 can be adjusted, which is beneficial to the safe and stable movement of the spreader 300.
Further, since one end of the distributing pipe 323 is cantilever-mounted, a large moment is generated at the joint between the distributing pipe 323 and the supporting frame 321, and in order to achieve stability of the distributing pipe 323, it is preferable that a steel cable 324 is further provided at the top of the supporting frame 321 and the cantilever end of the distributing pipe 323. In order to facilitate the fixed connection between the steel cable 324 and the distributing pipe 323, more preferably, the distributing pipe 323 is provided with a second hoop 325, the second hoop 325 is hooped on the distributing pipe 323, and the second hoop 325 is provided with a connecting hole, and one end of the steel cable 324 is fixed in the connecting hole. Further, a cable 324 is also provided between the top of the support frame 321 and the top of the upright 315.
Further, as shown in fig. 7, the distribution pipe adopts a horizontal foldable structure, which comprises two distribution pipe units 323a, wherein the two distribution pipe units 323a are connected through a rotatable assembly 326, the rotatable assembly 326 comprises a first bent pipe 326a, a second bent pipe 326b and a rotatable pipe hoop 326c, and the rotatable assembly 326 can rotate in the horizontal plane. . The cloth tube unit 323a is connected to the supporting frame 321 by a wire rope 324. In this embodiment, the radius of the cloth pipe can be adjusted by adjusting the included angle between the two cloth pipe units 323a, so that the full coverage of the cloth pipe in the maximum radius of the cloth is realized, and the workload of spreading concrete by workers is further reduced.
Further, as shown in fig. 8, the distribution pipe adopts a vertically foldable structure, which comprises two distribution pipe units 323a, wherein the two distribution pipe units 323a are connected through a rotatable assembly 326, and the rotatable assembly 326 comprises a first bent pipe 326a, a second bent pipe 326b and a rotatable pipe hoop 326c. Unlike in fig. 7, the following are: in this embodiment, the rotatable component 326 can rotate in a vertical plane, and the distributing pipe unit 323a is supported by the hydraulic support rod 327, so that the mechanized operation of the rotation of the distributing pipe is realized, and the concrete distributing construction is faster and more efficient.
In summary, the in-floor concrete distribution system provided by the invention has the following advantages:
(1) The distributing pipe 323 can rotate in the horizontal plane, so that the traditional 'pipe withdrawal method' point type distributing is expanded into circumferential distributing, and the workload of manually spreading concrete can be obviously reduced; particularly, when the material distribution pipe 323 adopts a folding structure, the material distribution radius of the material distribution pipe 323 can be adjusted by changing the included angle between the two material distribution pipe units 323a, so that the material distribution pipe 323 can fully cover the material distribution within the maximum material distribution radius, the workload of spreading concrete by workers is further greatly reduced, the construction efficiency is improved, and the construction cost is reduced;
(2) After finishing the concrete distribution work in the range of taking the length of the distribution pipe 323 as the radius, the distributor 300 is moved by a plurality of lengths of the conveying pipe standard sections 110 along the track after the bent pipe is disassembled, the unnecessary conveying pipe standard sections 110 are disassembled, and then the pump pipe joint 121 is connected, so that the concrete can be poured again, and the concrete distribution machine has the advantages of convenience in movement and simplicity in disassembly and assembly;
(3) When the roller 312b and the rotary base 322 are connected with the driving motor, the automatic operation of the movement of the travelling mechanism 310 and the automatic operation of the rotary distribution mechanism 320 can be realized, the concrete pouring speed is greatly improved, the construction efficiency is improved, and the construction period can be further shortened;
(4) The pump pipe and the track are integrally designed, no additional track is needed, the conveying pipe 100 is spliced in sequence by adopting the conveying pipe standard section 110 and fixed by adopting the support 200, and the conveying pipe standard section 110 has uniform shape and size, can be produced in a factory and in a standardized way, and is convenient for rapid splicing on site.
Example two
The invention also provides a construction method of the concrete distribution system in the floor, which is further described with reference to fig. 1 to 7, and specifically comprises the following steps:
s1, reasonably arranging and installing a conveying pipe 100 and a support 200 of an N layer of a floor according to the size and shape of a core tube and the floor, and determining a plurality of pouring position points on the conveying pipe 100; the components of spreader 300 are then assembled at one point of placement to form the in-floor concrete spreader system described in embodiment one.
The pouring position points are all arranged at the connection position of the pump pipe standard joint 111, the distance between the two pouring position points is specifically determined by the length of the material distribution pipe 323 and the length of the pump pipe standard joint 111, and as an example, the length of the material distribution pipe 323 is 3.5m, the length of the pump pipe standard joint 111 is 3m, the diameter of the material distribution range of each pouring position point is 7m, and one pouring position point is optionally arranged every two pump pipe standard joints 111.
S2, communicating a distributing pipe 323 of the distributing machine 300 with a pump pipe of the conveying pipe 100, and then rotating the distributing machine 300 to distribute concrete until the distributing machine 300 finishes distributing at the pouring position point.
Wherein the distributing pipe 323 is connected with the pump pipe of the conveying pipe 100 through a rotatable bent pipe so as to ensure that the distributing pipe 323 can rotate along with the rotating base 322. When the travelling mechanism 310 is provided with the material distribution pipe joint 314, the upper end of the material distribution pipe joint 314 is connected with the material distributor 300 through a rotatable pipe hoop, and the lower end is connected with a pump pipe through the pipe hoop.
When the distributing pipe 323 adopts a foldable structure, the angle of the adjacent distributing pipe unit 323a is changed in the concrete distributing construction of the distributing machine 300, so that the distributing radius is changed, and the distributing machine 300 performs full-coverage distributing within the maximum distributing radius.
S3, removing the connection between the distributing pipe 323 and the pump pipe of the conveying pipe 100, and moving the distributing machine 300 to the next pouring position point along the conveying pipe 100; the transfer pipe 100 and the support 200 on the constructed side of the spreader 300 are removed.
When the travelling mechanism 310 is provided with the upright post 315, before the spreader 300 moves along the conveying pipe 100, the rotary spreader mechanism 320 of the spreader 300 rotates, so that the spreader pipe 323 is supported on the upright post 315 of the travelling mechanism 310, thereby changing the overall gravity center of the spreader 300 and facilitating smooth running of the spreader 300 along the track.
S4, repeating the steps S2 and S3 until the concrete distribution operation of all pouring positions is completed, and removing the distributor 300, the residual distributing pipes 323 and the support 200.
The above description is only illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (8)
1. An in-floor concrete distribution system, comprising:
a delivery tube comprising a pump tube and a rail positioned above the pump tube; the rail is a T-shaped steel beam, and the bottom of a web plate of the T-shaped steel beam is fixedly connected with the pump pipe;
the support is used for fixing the conveying pipe;
the distributing machine comprises a travelling mechanism moving along the track and a rotary distributing mechanism fixed above the travelling mechanism; the rotary distributing mechanism comprises a supporting frame, a rotary base which is positioned at the bottom of the supporting frame and fixedly connected with the travelling mechanism, and a distributing pipe which is supported on the supporting frame; the material distribution pipe and the pump pipe of the conveying pipe can be horizontally and rotatably connected; the travelling mechanism comprises a travelling frame and a plurality of sliding wheel sets positioned below the travelling frame, and a connecting frame for fixedly connecting the rotary base is further arranged on the travelling frame; the sliding wheel set comprises a U-shaped bracket, a roller and four buckling wheels, wherein the roller and the four buckling wheels are arranged on the U-shaped bracket, and the roller is supported on the upper surface of the flange of the T-shaped steel beam; two buckling wheels are respectively arranged on two sides of a web plate of the T-shaped steel beam, and the buckling wheels are tightly attached to the lower surface of a flange of the T-shaped steel beam.
2. An in-floor concrete distribution system according to claim 1, wherein,
the conveying pipe comprises a plurality of conveying pipe standard sections and conveying pipe turning joints, and pipe hoops arranged at the joint of two adjacent conveying pipe standard sections and at the joint of the conveying pipe standard sections and the conveying pipe turning joints;
the conveying pipe standard joint comprises a pump pipe standard joint and a track standard joint arranged on the pump pipe standard joint;
the conveying pipe turning joint comprises a pump pipe joint and a rail joint arranged on the pump pipe joint.
3. The in-floor concrete distribution system according to claim 1, wherein an upright is provided at an end of the travelling frame remote from the connection frame.
4. The in-floor concrete batching system according to claim 1 wherein the batching pipe is connected to the supporting frame by means of a steel cable.
5. The in-floor concrete distribution system of claim 1, wherein the distribution pipe is of a collapsible structure comprising a plurality of distribution pipe units connected in sequence by rotatable assemblies.
6. The concrete distribution system in a floor according to claim 1, wherein the swivel base is detachably fixed to the travelling mechanism, a swivel bearing is provided on the swivel base, and a swivel driving motor is connected to the swivel bearing.
7. The construction method of the concrete distribution system in the floor is characterized by comprising the following steps of:
s1, reasonably arranging and installing a conveying pipe and a support of an N layer of a floor according to the size and shape of a core tube and the floor, and determining a plurality of pouring position points on the conveying pipe; assembling the parts of the spreader at one pouring location to form the on-floor concrete spreader system of any one of claims 1 to 6;
s2, communicating a material distribution pipe of the material distributor with a pump pipe of the conveying pipe, and then rotating the material distributor to distribute concrete until the material distributor finishes distributing at the pouring position point;
s3, removing the connection between the material distribution pipe and the conveying pipe pump pipe, and moving the material distributor to the next pouring position point along the conveying pipe; dismantling the conveying pipe and the support on the constructed side of the spreader;
s4, repeating the steps S2 and S3 until the concrete distribution operation of all pouring position points is completed, and removing the distributor, the rest distribution pipes and the support.
8. The method for constructing an on-floor concrete distribution system according to claim 7, wherein in the step S2, the distribution pipes are of a foldable structure, and include a plurality of distribution pipe units and rotatable members connected between two adjacent distribution pipe units, and the distribution radius is changed by changing the angles of the adjacent distribution pipe units, so that the distribution machine performs full-coverage distribution within the maximum distribution radius.
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| CN201711187434.7A CN108086687B (en) | 2017-11-24 | 2017-11-24 | Concrete distribution system in floor and construction method thereof |
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| CN201711187434.7A CN108086687B (en) | 2017-11-24 | 2017-11-24 | Concrete distribution system in floor and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108716411A (en) * | 2018-08-02 | 2018-10-30 | 中铁工程装备集团有限公司 | Concrete spreader terminal mechanism and multiple degrees of freedom concrete distributing system |
| CN109252679B (en) * | 2018-10-11 | 2021-05-18 | 广东博智林机器人有限公司 | Equipment for pumping concrete in ultrahigh mode |
| CN109737256B (en) * | 2018-12-24 | 2021-03-19 | 上海二十冶建设有限公司 | Concrete placement pipe ball-type steering joint device |
| CN112144876B (en) * | 2020-08-29 | 2021-12-21 | 大昌建设集团有限公司 | Concrete low-loss construction process |
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| JPH07259341A (en) * | 1994-03-22 | 1995-10-09 | Kajima Corp | Continuous concrete-placing method by moving placing position by shuttle conveyor |
| JPH1162490A (en) * | 1997-08-26 | 1999-03-05 | Saga Kogyo Kk | Concrete placing construction method and concrete placing piping switching device used therefor |
| JP2003120033A (en) * | 2001-10-05 | 2003-04-23 | Harada Sogo Doboku:Kk | Concrete hose ground connecting device |
| CN201794307U (en) * | 2010-09-15 | 2011-04-13 | 杭州骐瑞机电设备有限公司 | Concrete spreader |
| CN102352692A (en) * | 2011-11-07 | 2012-02-15 | 中联重科股份有限公司 | Concrete pouring device and concrete distributing device thereof |
| CN202509461U (en) * | 2012-04-01 | 2012-10-31 | 中国葛洲坝集团股份有限公司 | Pumping concrete distribution device for aqueduct-making machine |
| CN206267528U (en) * | 2016-12-01 | 2017-06-20 | 中建四局第五建筑工程有限公司 | A kind of turnover type pump pipe bracket |
| CN206268721U (en) * | 2016-12-15 | 2017-06-20 | 青岛科尼乐集团有限公司 | Tower crane placer base on a kind of creeping formwork machine |
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