CN109162177B - Paving construction device for small-sized slip form machine in laboratory and use method - Google Patents
Paving construction device for small-sized slip form machine in laboratory and use method Download PDFInfo
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- CN109162177B CN109162177B CN201811270485.0A CN201811270485A CN109162177B CN 109162177 B CN109162177 B CN 109162177B CN 201811270485 A CN201811270485 A CN 201811270485A CN 109162177 B CN109162177 B CN 109162177B
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- laser displacement
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- slip form
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- 238000010276 construction Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000004567 concrete Substances 0.000 claims abstract description 40
- 238000006073 displacement reaction Methods 0.000 claims abstract description 29
- 239000002002 slurry Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 239000011376 self-consolidating concrete Substances 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000009751 slip forming Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 6
- 230000014759 maintenance of location Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
- E01C19/4886—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ for forming in a continuous operation kerbs, gutters, berms, safety kerbs, median barriers or like structures in situ, e.g. by slip-forming, by extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a paving construction device of a small-sized slip form machine in a laboratory, which comprises a workbench, wherein an L-shaped die is arranged on the workbench, a vibration system is arranged in the L-shaped die, a laser displacement detector is arranged on the workbench, and a traction system is arranged at the left end of the workbench. The paving construction device of the small-sized slip form machine in the laboratory can reduce the forming process of slip form paving concrete in an ultrahigh place, can visually see the shape retention capacity and the surface flatness of the concrete, saves the test cost of field construction test, and provides reference for the field construction process.
Description
Technical Field
The invention relates to a paving construction device, in particular to a paving construction device of a small-sized slip form machine in a laboratory and a using method.
Background
The slip form engineering technology is a construction technology which has the advantages of high mechanization degree, high construction speed, less occupied site, strong structural integrity, good earthquake resistance, guaranteed safe operation and obvious environmental and economic comprehensive benefits in the cast-in-place concrete structural engineering construction in China.
However, small-sized slip-form equipment is not available in a laboratory, the prior art cannot simulate the slip-form paving construction process of the concrete site, and reference or guidance suggestions can not be provided for the operation of the construction site. In addition, semi-flow nature self-compaction concrete is a novel concrete mix proportion design that is different from self-compaction concrete, and it can be self-compaction, shape retention ability is good and have certain mobility concurrently, can provide the finished product that more even, smooth, the durability is good in the technology of paving, and construction operation gets up faster, safer simultaneously. Therefore, a laboratory needs a method for simulating a site slipform paving construction process flow aiming at semi-flowable self-compacting concrete equipment, and is beneficial to reducing site test materials, setting up a large prefabricated site, labor loss and the like.
Disclosure of Invention
The invention aims to provide a paving construction device of a small-sized slip form machine in a laboratory and a using method thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a small-size slipform machine construction equipment that paves in laboratory, includes the workstation, install L type mould on the workstation, L type mould internally mounted has vibration system, installs laser displacement detector on the workstation, and traction system is installed to the workstation left end.
As a further scheme of the invention: the L-shaped die is provided with a charging platform, a vertical feeding area and a horizontal sliding mode area of the die are sequentially arranged below the charging platform, the right end of the horizontal sliding mode area is provided with a discharge port, an automatic troweling plate is arranged at the top of the discharge port and is flush with the discharge port, the front side and the rear side of the automatic troweling plate are connected with a clean slurry drainage tube, the right end of the discharge port is provided with a baffle plate, the baffle plate is arranged on a workbench, a traction system is provided with a slide rail, the slide rail is fixed on the workbench through a support, the support and the workbench are fixed through bolts, the slide rail comprises a smooth round rod and a screw rod, the slide rail is fixed with a side plate and a steel sleeve through bolts, holes are formed in the side plate and the steel sleeve in a matching mode with the bolts, the side plate is provided with two rotary machines, the driver is connected with a controller, the vibration system is composed of three plug-in vibration rods, and the three plug-in vibration rods are respectively arranged in the horizontal smooth die area and the vertical feeding area.
As a still further scheme of the invention: and foam sponge sticking strips are stuck at the contact positions of the L-shaped mold and the baffle with the discharge hole.
As a still further scheme of the invention: the baffle and the discharge hole are provided with the same size.
As a still further scheme of the invention: the sliding rail is made of stainless steel.
As a still further scheme of the invention: the workbench and the L-shaped die are made of transparent organic glass plates.
As a still further scheme of the invention: the laser displacement detector is provided with a support, a laser displacement sensor is fixed at the upper end of the support and connected with a laser display screen, the laser displacement sensor comprises a longitudinal laser sensor and a transverse laser displacement sensor, and the longitudinal laser sensor and the transverse laser displacement sensor are respectively connected with the laser display screen.
Another object of the present invention is to provide a method for using a paving construction device of a small-sized slip form machine in a laboratory, comprising the following steps:
(1) after the concrete is stirred, the expansion degree and the slump of the concrete are measured by using an expansion degree cylinder immediately, and the next step is carried out after the expansion degree and the slump meet the requirements required by the test;
(2) filling concrete, and opening an inserted vibrating rod to enable the semi-flowable self-compacting concrete to float upwards in slurry under the micro-vibration effect, so that better surface compactness is facilitated after slip-forming;
(3) after the concrete is charged, the flowing and compact state of the concrete can be observed from the side surface through the transparent organic glass plate, when the concrete is filled below the whole L-shaped die, namely the concrete can be fully vibrated, and the inserted vibrating rod in the L-shaped die is closed;
(4) the linear advancing speed of the L-shaped die can be controlled by adjusting the controller, and meanwhile, the adjustable pressure automatic trowelling plate and the clean slurry drainage tube are started;
(5) after the paving test of the slip-form machine is finished, the laser displacement detector is adjusted, namely the positions of the two laser displacement sensors, the laser display screen and the bracket are adjusted, and the transverse deformation and the longitudinal deformation of the formed concrete are measured.
Compared with the prior art, the invention has the beneficial effects that:
1. the method is used for simulating the semi-flowable self-compacting concrete on-site slip-form construction, fills the technical blank of simulating the concrete slip-form paving in the existing laboratory, can quickly adjust the concrete mix proportion design, the mold advancing speed, the vibration source arrangement and the vibration frequency according to different concrete slip-form molding conditions, and greatly simulates the paving construction process of an on-site concrete slip-form machine;
2. the device has the characteristics of convenience, rapidness, high efficiency, accuracy and the like, provides a truly feasible test method for simulating the paving of the on-site slip form machine in a laboratory for researchers, avoids the blindness of the test of the paving adaptability of the novel concrete mix proportion design and the on-site slip form machine, and saves manpower, material resources and financial resources.
Drawings
Fig. 1 is a schematic structural diagram of a paving construction device of a small-sized laboratory slip form machine.
Fig. 2 is a schematic structural diagram of an L-shaped mold in a spreading and applying device of a laboratory small-sized slip-form machine.
Fig. 3 is a schematic structural diagram of a traction system in a paving construction device of a small-sized laboratory slip form machine.
Fig. 4 is a schematic structural diagram of a workbench in a spreading and applying device of a laboratory small-sized slip-form machine.
Fig. 5 is a schematic structural diagram of a laser displacement detector in a paving construction device of a small-sized laboratory slip form machine.
Wherein: 1-a workbench; 2-water smoothing the mould area; 3-automatic troweling; 4-pulp purification drainage tube; 5-a bracket; 6-laser display screen; 7-laser displacement sensor; 8-L-shaped mould; 9-support; 10-a slide rail; 11-steel sleeves; 12-a loading table; 13-a baffle; 14-side plates; 15-insertion type vibrating rod; 16-a vertical feed zone; 17-a controller; 18-a driver; 19-a transformer; 20-turning the machine; 21-smooth round bar; 22-screw.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Referring to fig. 1-5, a paving construction device for a small-sized slip form machine in a laboratory is provided.
Example 1
Referring to fig. 1-4, in an embodiment of the present invention, a paving construction apparatus for a small-sized slip form machine in a laboratory includes a workbench 1, in order to simulate a semi-flowable self-compacting concrete on-site slip form construction, an L-shaped mold 8 is installed on the workbench 1, a vibration system is installed inside the L-shaped mold 8, in order to measure distance information, a laser displacement detector is installed on the workbench 1, and a traction system is installed at a left end of the workbench 1.
Further, be equipped with charging table 12 on the L type mould 8, charging table 12 below is the perpendicular feeding district 16 and the horizontal slip form district 2 of mould in proper order, the discharge gate has been seted up to 2 right-hand members in horizontal slip form district, the discharge gate width is 30cm and the height is 12cm, automatic troweling plate 3 sets up at the discharge gate top and flushes with the discharge gate, both sides are connected with clean thick liquid drainage tube 4 around automatic troweling plate 3, the clean thick liquid of corresponding match ratio design is poured into in the tubule when slipform machine paves, through the troweling plate drippage in slipform concrete surface through the pipe drainage, can fill the surface defect that the screed aggregate brought, mar, aperture hole etc.. In addition, under the action of an automatic pressure-adjustable trowelling plate, the surface of the formed concrete can be smooth and flat, the appearance is attractive, the manual repair cost is greatly saved, a baffle 13 is arranged at the right end of the discharge port, foam sponge adhesive strips are adhered to the contact positions of the L-shaped die 8 and the baffle 13 with the discharge port so as to improve the gap slurry leakage phenomenon in the slip-form process, the baffle 13 is arranged on the workbench 1, and the baffle 13 and the discharge port are provided with the same size; be equipped with slide rail 10 on the traction system, the material of slide rail 10 is stainless steel, and slide rail 10 passes through support 9 to be fixed on workstation 1, and support 9 and workstation 1 are fixed through the bolt. Slide rail 10 includes smooth round bar 21 and screw rod 22, and slide rail 10 has curb plate 14 and steel sleeve 11 through the bolt fastening, and the hole has been seted up to cooperation bolt on curb plate 14 and the steel sleeve 11, and curb plate 14 is provided with two and articulates respectively on level horizontal parting line 2 front and back both sides face. The workbench 1 and the L-shaped die 8 are made of transparent organic glass plates, the length of the workbench 1 is 160cm, the width of the workbench is 80cm, and the thickness of the plate is 1 cm; the length of the vertical feeding area 16 is 17cm, the width is 30cm, the height is 50cm, the length of the horizontal sliding mode area 2 is 50cm, the width is 30cm, the height is 16cm, and the plate thickness is 2 cm; the length of the charging stand 12 is 22cm, the width is 30cm, and the height is 10 cm; the side plates 14 are 50cm long, 15cm wide and 2cm thick, a rotating machine 20 is arranged on the traction system, an output shaft of the rotating machine 20 is fixed at the tail end of a screw 22, a transformer 19 is connected to the rotating machine 20, a driver 18 is connected to the transformer 19, and a controller 17 is connected to the driver 18. The controller 17 is used for controlling the speed and the rotating direction of the rotating machine 20, the rotating machine 20 drives the screw rod 22 to rotate, the advancing speed and the advancing direction of the L-shaped die 8 are further controlled, and the rotating rate of the rotating machine 20 can be regulated and controlled according to the concrete feeding speed, the fluidity and the shape holding capacity, so that reference is provided for field construction tests; the vibrating system is composed of three insertion vibrating rods 15, and the three insertion vibrating rods 15 are respectively arranged inside the horizontal sliding mode area 2 and the vertical feeding area 16 and provide micro-vibration corresponding to the flowing state of concrete.
Example 2
Referring to fig. 5, a paving construction device of a small-sized laboratory slide-molding machine is further defined based on embodiment 1.
Further, be equipped with support 5 on the laser displacement detector, support 5 upper end is fixed with laser displacement sensor 7, and laser displacement sensor 7 is connected with laser display screen 6, and laser displacement sensor 7 includes vertical laser sensor and horizontal laser displacement sensor, and vertical laser sensor and horizontal laser displacement sensor are connected with laser display screen 6 respectively.
The use method of the paving construction device of the small-sized laboratory slip form machine comprises the following steps:
(1) after the concrete is stirred, the expansion degree and the slump of the concrete are measured by using an expansion degree cylinder immediately, and the next step is carried out after the expansion degree and the slump meet the requirements required by the test;
(2) filling concrete, and opening the inserted vibrating rod 15 to enable the semi-flowable self-compacting concrete to float upwards in slurry under the micro-vibration effect, so that better surface compactness is facilitated after slip-forming;
(3) after the concrete is filled, the flowing and compact state of the concrete can be observed from the side surface through the transparent organic glass plate, when the concrete is filled below the whole L-shaped die 8, namely the concrete can be fully vibrated, the inserted vibrating rod 15 in the L-shaped die 8 is closed;
(4) the linear advancing speed of the L-shaped mould 8 can be controlled by adjusting the controller 17, and the pressure-adjustable automatic trowelling plate 3 and the clean slurry drainage tube 4 are opened simultaneously;
(5) after the paving test of the slip-form machine is finished, the laser displacement detector is adjusted, namely the positions of the two laser displacement sensors 7, the laser display screen 6 and the bracket 5 are adjusted, and the transverse deformation and the longitudinal deformation of the formed concrete are measured.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. A paving construction device of a small-sized laboratory slip form machine comprises a workbench (1), and is characterized in that an L-shaped mold (8) is mounted on the workbench (1), a vibration system is mounted inside the L-shaped mold (8), a laser displacement detector is mounted on the workbench (1), and a traction system is mounted at the left end of the workbench (1); the L-shaped die is characterized in that a charging table (12) is arranged on the L-shaped die (8), a vertical feeding area (16) and a horizontal slip form area (2) of the die are sequentially arranged below the charging table (12), a discharge hole is formed in the right end of the horizontal slip form area (2), an automatic troweling plate (3) is arranged at the top of the discharge hole and is flush with the discharge hole, clean slurry drainage tubes (4) are connected to the front side and the rear side of the automatic troweling plate (3), a baffle (13) is arranged at the right end of the discharge hole, the baffle (13) is installed on the workbench (1), a sliding rail (10) is arranged on a traction system, the sliding rail (10) is fixed on the workbench (1) through a support (9), the support (9) and the workbench (1) are fixed through bolts, the sliding rail (10) comprises a smooth round rod (21) and a screw rod (22), a side plate (14) and a steel sleeve (11), the side plates (14) are provided with two side plates and hinged to the front side surface and the rear side surface of the horizontal smooth die area (2) respectively, a rotating machine (20) is arranged on the traction system, an output shaft of the rotating machine (20) is fixed to the tail end of a screw rod (22), a transformer (19) is connected to the rotating machine (20), a driver (18) is connected to the transformer (19), a controller (17) is connected to the driver (18), the vibration system is composed of three plug-in vibration rods (15), and the three plug-in vibration rods (15) are arranged in the horizontal smooth die area (2) and the vertical feeding area (16) respectively; the workbench (1) and the L-shaped die (8) are made of transparent organic glass plates.
2. The paving construction device of the laboratory small-sized slip form machine according to claim 1, wherein foam sponge sticking strips are stuck at the contact positions of the L-shaped mold (8) and the baffle (13) and the discharge port.
3. The paving construction device of a laboratory small-sized slip form machine according to claim 1, characterized in that the baffle (13) is provided with the same size as the discharge opening.
4. The paving construction device of the laboratory small-sized slip form machine according to claim 1, characterized in that the material of the slide rail (10) is stainless steel.
5. The paving construction device of the small-sized laboratory slipform machine according to claim 1, characterized in that a support (5) is arranged on the laser displacement detector, a laser displacement sensor (7) is fixed at the upper end of the support (5), the laser displacement sensor (7) is connected with a laser display screen (6), the laser displacement sensor (7) comprises a longitudinal laser sensor and a transverse laser displacement sensor, and the longitudinal laser sensor and the transverse laser displacement sensor are respectively connected with the laser display screen (6).
6. The use method of the paving construction device of the laboratory small-sized slip form machine according to claim 5, characterized by comprising the following steps:
(1) after the concrete is stirred, the expansion degree and the slump of the concrete are measured by using an expansion degree cylinder immediately, and the next step is carried out after the expansion degree and the slump meet the requirements required by the test;
(2) filling concrete, and opening the inserted vibrating rod (15) to enable the semi-flowable self-compacting concrete to float upward under the micro-vibration effect, so that better surface compactness is facilitated after slip-forming;
(3) after the concrete is filled, the flowing and compact state of the concrete can be observed from the side surface through the transparent organic glass plate, when the concrete is filled below the whole L-shaped mould (8), namely the concrete can be fully vibrated, the inserted vibrating rod (15) in the L-shaped mould (8) is closed;
(4) the linear advancing speed of the L-shaped die (8) can be controlled by adjusting the controller (17), and the automatic pressure-adjustable trowelling plate (3) and the clean slurry drainage tube (4) are opened simultaneously;
(5) after the paving test of the slip-form machine is finished, the laser displacement detector is adjusted, namely the positions of the two laser displacement sensors (7), the laser display screen (6) and the bracket (5) are adjusted, and the transverse deformation and the longitudinal deformation of the formed concrete are measured.
Priority Applications (1)
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CN201811270485.0A CN109162177B (en) | 2018-10-29 | 2018-10-29 | Paving construction device for small-sized slip form machine in laboratory and use method |
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CN201811270485.0A CN109162177B (en) | 2018-10-29 | 2018-10-29 | Paving construction device for small-sized slip form machine in laboratory and use method |
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CN109162177A CN109162177A (en) | 2019-01-08 |
CN109162177B true CN109162177B (en) | 2020-09-18 |
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CN201811270485.0A Expired - Fee Related CN109162177B (en) | 2018-10-29 | 2018-10-29 | Paving construction device for small-sized slip form machine in laboratory and use method |
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CN110306382A (en) * | 2019-08-06 | 2019-10-08 | 深圳市市政设计研究院有限公司 | A kind of slding form operation method of underground railway track substrate large fluidity spread concrete |
CN112095413B (en) * | 2020-07-22 | 2021-12-17 | 盐城工学院 | Laser guiding device of curb slip form engineering truck |
CN112681069B (en) * | 2020-12-17 | 2022-04-29 | 江苏师范大学 | Small concrete paving equipment and process driven by monorail crane for mine |
CN113430975B (en) * | 2021-07-12 | 2022-09-09 | 包头市公路工程股份有限公司 | Self-compacting concrete wall type guardrail slip form construction method |
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FI96394C (en) * | 1992-10-05 | 1996-06-25 | Parma Oy | Sliding casting method and equipment |
CN202090929U (en) * | 2011-06-08 | 2011-12-28 | 中铁隧道集团二处有限公司 | Automatic forming machine for inverted arch cambered surface of tunnel |
CN206529780U (en) * | 2017-02-22 | 2017-09-29 | 江西省高速公路投资集团有限责任公司 | A kind of clearance type gutter slip-form machine |
CN206740345U (en) * | 2017-05-25 | 2017-12-12 | 长安大学 | A kind of paver screed property test platform |
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