CN112030680A - Curb slip form construction process - Google Patents
Curb slip form construction process Download PDFInfo
- Publication number
- CN112030680A CN112030680A CN202010679779.XA CN202010679779A CN112030680A CN 112030680 A CN112030680 A CN 112030680A CN 202010679779 A CN202010679779 A CN 202010679779A CN 112030680 A CN112030680 A CN 112030680A
- Authority
- CN
- China
- Prior art keywords
- curb
- elevation
- machine
- slip form
- kerbstone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- 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
-
- 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
- E01C19/4893—Apparatus designed for railless operation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to a curb slip form construction process, which comprises the following specific steps of: s1, basic primary processing; s2, measuring the wire-laying shape and the elevation control wire; s3, performing basic fine processing; s4, positioning the slip form machine; s5, construction of a slip form machine: placing concrete into a concrete groove of a slip casting machine through a tank car chute, manually adding the mixed mortar into the mortar groove continuously, extruding the concrete into a curb mold by an extruding device, forming a smooth surface on the surface of the extruded curb by the mortar, and enabling the slip casting machine to move forwards by virtue of an extrusion reaction force; s6, smearing kerbstone; and S7, maintaining and slitting. The construction efficiency is greatly improved, the construction material consumption is obviously reduced, meanwhile, the large area of occupied field is avoided, and good economic benefit is obtained; because of mechanized construction, the formed kerbstone has the characteristics of high overall strength, strong anti-collision capability, uniform color, smooth line shape and the like, and the bonding degree between the kerbstone and the lower bonding layer is improved by in-situ pouring.
Description
Technical Field
The invention relates to the technical field of curb construction, in particular to a curb slip form construction process.
Background
The curb stone as a highway accessory project is an essential component of a highway. In the traditional construction of prefabricating and installing the concrete curb, a large number of templates need to be consumed, a large-area prefabricating field needs to be occupied, the construction time is long, and the construction cost is high.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a curb slip-form construction process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a curb slip form construction process comprises the following specific steps:
s1 basic preliminary treatment
Firstly, checking the kerbstone and the foundation in the traveling range of the slip form machine, processing the elevation, compacting and providing conditions for measurement and setting-out;
s2 control line for measuring wire laying and level
Carrying out wire laying and elevation control lines at positions with equal length outside the kerbstone, arranging one reinforcing steel bar at intervals of 5m in the straight line section, and determining the distance between two adjacent reinforcing steel bars by the arc section according to the radian; after the reinforcing steel bars are arranged, measuring and placing elevation control lines of the kerbs on the reinforcing steel bars, wherein the elevation control lines are based on the top elevation of the kerbs;
s3, basic detail processing
After the elevation control line is finished as required, checking the basic elevation, wherein the basic elevation cannot exceed the designed elevation because the curb template is a sizing template, otherwise, the elevation of the top of the curb exceeds the designed value;
s4, positioning of slip form machine
Adjusting the position and the elevation of the sliding die machine according to the control line, mainly determining by an indicating needle on the side surface of the sliding die machine, adjusting the sliding die machine to a designed position, and adjusting the elevation of the indicating needle to be the same elevation as the control line;
after the adjustment of the slip form machine is completed, arranging a support pad below the mold, and lifting the two rear wheels away from the ground;
after the adjustment of the slip form machine is completed, observing a level gauge at the top to ensure that the slip form machine is in a horizontal state;
s5 construction of slip form machine
After all the concrete is ready, the slip form construction is started, the tank car and the slip form machine are in parallel in place, the concrete is put into a concrete groove of the slip form machine through a chute of the tank car, the mixed mortar is manually and continuously added into the mortar groove, an extrusion device works to continuously extrude the concrete into a curb mold, the mortar forms a smooth surface on the surface of the extruded curb, and the slip form machine walks forwards by virtue of the extrusion reaction force;
s6 finishing kerbstone
After the curbstone is formed by the slip form, a shaping and plastering tool is used for plastering, so that the boundary stone is ensured to meet the requirement on the overall dimension, and the surface is smooth and has no cracks;
s7, maintenance and slitting
After the kerbstone surface treatment is finished, timely maintenance is carried out, when the strength of the kerbstone reaches 10Mpa, one through seam is sawed every 12m, and the occurrence of kerbstone cracks is reduced.
In step S2, it is ensured that the line shape formed by the control line and the design deviation are not more than 10 mm.
In step S3, the slipform machine has the function of adjusting elevation upwards by 50mm, so the basic elevation of the curb is processed to be 20-30mm lower than the designed elevation, and the curb is controlled according to the top elevation when sliding, so that the top elevation of the curb can be better controlled.
In step S4, the pointer 3 is fixed and locked after adjustment is completed, thereby preventing changes during walking.
In step S4, since the curb is extruded and the sliding block machine travels by the extrusion reaction force, after the two rear wheels of the sliding block machine are lifted, the two front wheels need to open the brake device to ensure the reaction force and the extrusion quality of the curb.
In the step S5, in the construction process, it is avoided that the mixed material or other coarse aggregate enters the mortar groove to cause blockage, which affects the outflow of mortar, and causes no mortar on the surface of the curb.
Specifically, in step S7, the curing method is: and covering the geotextile, and watering and maintaining.
Specifically, in step S7, the curing method is: and (5) coating plastic cloth for autotrophy.
The invention has the beneficial effects that: by using the curb slip form construction process, the construction efficiency is greatly improved, the construction material consumption is obviously reduced, meanwhile, the site is not occupied in a large area, and good economic benefit is obtained; because of mechanized construction, the formed kerbstone has the characteristics of high integral strength, strong anti-collision capability, uniform color, smooth line type and the like, and meanwhile, because of in-situ pouring, the bonding degree of the kerbstone and the lower bonding layer is improved.
Drawings
FIG. 1 is a schematic view of the construction of the present invention;
FIG. 2 is a schematic view of the position relationship of the curb and the slipform machine of the present invention;
FIG. 3 is a block diagram of the slide molding machine of the present invention;
in the figure: 1-a kerbstone; 2-a slide molding machine; 3-an indicator needle; 4-rear wheel; 5-front wheels; 6-a brake device; 7-concrete tank; 8-a mortar groove;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1 to 3, a curb slip-form construction process specifically includes the steps of:
s1 basic preliminary treatment
Firstly, checking the foundation in the walking range of the curbstone 1 and the sliding formwork machine 2, processing the elevation, compacting and providing conditions for measuring and paying off;
s2 control line for measuring wire laying and level
Carrying out wire laying and elevation control lines at positions with equal length outside the kerb 1, arranging a reinforcing steel bar at intervals of 5m in the straight line section, and determining the distance between two adjacent reinforcing steel bars by the arc section according to the radian; after the reinforcing steel bars are arranged, measuring and placing elevation control lines of the kerbs 1 on the reinforcing steel bars, wherein the elevation control lines are based on the top elevation of the kerbs 1;
s3, basic detail processing
After the elevation control line is finished as required, checking the basic elevation, wherein the basic elevation cannot exceed the designed elevation because the curb template is a shaped template, otherwise, the top elevation of the curb 1 exceeds the designed value;
s4, positioning of slip form machine 2
The position and the elevation of the sliding mould machine 2 are adjusted according to the control line, the position and the elevation are mainly determined by an indicating needle 3 on the side surface of the sliding mould machine 2, the sliding mould machine 2 is adjusted to a design position, and the elevation of the indicating needle 3 is adjusted to be the same elevation as the control line;
after the adjustment of the sliding die machine 2 is finished, a support pad is arranged below the die, and the two rear wheels 4 are lifted off the ground;
after the adjustment of the sliding die machine 2 is finished, observing a level gauge at the top to ensure that the sliding die machine 2 is in a horizontal state;
s5 construction of slip form machine 2
After all the concrete is ready, slip form construction is started, a tank car and a slip form machine 2 are in parallel in place, concrete is placed into a concrete groove 7 of the slip form machine 2 through a chute of the tank car, mixed mortar is manually and continuously added into a mortar groove 8, an extrusion device works to continuously extrude the concrete into a curb mold, the mortar forms a smooth surface on the surface of an extruded curb, and the slip form machine 2 moves forwards by means of extrusion reaction force;
After the curbstone 1 is subjected to slip form forming, a sizing and plastering tool is used for plastering, so that the boundary stone 1 meets the requirement on the overall dimension, and has a smooth surface and no cracks;
s7, maintenance and slitting
After 1 surface treatment of curb accomplished, in time maintenance, when 1 intensity of curb reached 10Mpa, saw one through crack every 12m, reduce 1 fissured emergence of curb.
In step S2, it is ensured that the line shape formed by the control line and the design deviation are not more than 10 mm.
In step S3, the slipform machine 2 has a function of adjusting the elevation upwards by 50mm, so that the basic elevation of the curb 1 is processed to be 20-30mm lower than the designed elevation, and the curb 1 is controlled according to the elevation of the top when sliding, so that the elevation of the top of the curb can be well controlled.
In step S4, the pointer 3 is fixed and locked after adjustment is completed, thereby preventing changes during walking.
In step S4, since the curb 1 is formed by extrusion and the sliding block machine 2 travels by the extrusion reaction force, after the two rear wheels 4 of the sliding block machine 2 are lifted, the two front wheels 5 need to open the brake device 6 to ensure the reaction force and the extrusion quality of the curb 1.
In the step S5, in the construction process, it is avoided that the mixed material or other coarse aggregate enters the mortar groove 8 to cause blockage, which affects the outflow of mortar, and causes no mortar on the surface of the curb 1.
In step S7, the curing method is: and (5) watering and maintaining the covering geotextile or coating plastic cloth for autotrophy.
By using the curb slip form construction process, the construction efficiency is greatly improved, the construction material consumption is obviously reduced, meanwhile, the site is not occupied in a large area, and good economic benefit is obtained; because of mechanized construction, the formed kerbstone 1 has the characteristics of high overall strength, strong anti-collision capability, uniform color, smooth line shape and the like, and meanwhile, because of in-situ pouring, the bonding degree of the kerbstone 1 and the lower bonding layer is improved.
The invention has been described in connection with the accompanying drawings, it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the invention, and all such modifications and variations are within the scope of the invention.
Claims (8)
1. A curb slip form construction process is characterized by comprising the following specific steps:
s1 basic preliminary treatment
Firstly, checking the foundation in the walking range of the curb (1) and the slip form machine (2), processing the elevation, compacting and providing conditions for measuring and paying off;
s2 control line for measuring wire laying and level
Carrying out wire laying and elevation control lines at positions with equal length outside the kerbstone (1), arranging reinforcing steel bars at intervals of 5m in the straight line section, and determining the distance between every two adjacent reinforcing steel bars by the arc section according to the radian; after the reinforcing steel bars are arranged, measuring and placing elevation control lines of the kerbstones (1) on the reinforcing steel bars, wherein the elevation control lines are based on the top heights of the kerbstones (1);
s3, basic detail processing
After the elevation control line is finished as required, checking the basic elevation, wherein the basic elevation cannot exceed the designed elevation because the curb template is a shaped template, otherwise, the top elevation of the curb (1) exceeds the designed value;
s4, positioning the slip form machine (2)
The sliding die machine (2) adjusts the position and elevation according to the control line, mainly determined by the indicating needle (3) on the side surface of the sliding die machine (2), adjusts the sliding die machine (2) to the design position, and adjusts the elevation of the indicating needle (3) to the same elevation as the control line;
after the adjustment of the sliding die machine (2) is finished, a support pad is arranged below the die, and the two rear wheels (4) are lifted off the ground;
after the adjustment of the sliding die machine (2) is finished, observing a level gauge at the top to ensure that the sliding die machine (2) is in a horizontal state;
s5 construction of slip form machine (2)
After all the concrete is ready, slip form construction is carried out, a tank car and a slip form machine (2) are in parallel in place, concrete is placed into a concrete groove (7) of the slip form machine (2) through a chute of the tank car, mixed mortar is manually and continuously added into a mortar groove (8), an extrusion device works to continuously extrude the concrete into a curb mold, the mortar forms a smooth surface on the surface of an extruded curb, and the slip form machine (2) moves forwards by virtue of an extrusion reaction force;
s6 plastering kerbstone (1)
After the curbstone (1) is subjected to slip form molding, a sizing and plastering tool is used for plastering, so that the boundary stone (1) is ensured to meet the requirement on the overall dimension, and the surface is smooth and has no cracks;
s7, maintenance and slitting
After the surface treatment of the kerbstone (1) is finished, the kerbstone is maintained in time, when the strength of the kerbstone (1) reaches 10Mpa, one through seam is sawed every 12m, and the occurrence of cracks of the kerbstone (1) is reduced.
2. A curb slipform construction process as claimed in claim 1 wherein in step S2 it is ensured that the control lines are formed with a line shape and design deviation of no more than 10 mm.
3. The curb slipform construction process of claim 2, characterized in that in step S3, the slipform machine (2) has the function of adjusting elevation upwards by 50mm, so that the basic elevation of the curb (1) is processed to be 20-30mm lower than the designed elevation, and the curb (1) is controlled according to the height of the top when slipform, so that the elevation of the top of the curb can be well controlled.
4. The curb slipform construction process of claim 3, characterized in that in step S4, the pointer (3) is fixed and locked after adjustment to prevent change during walking.
5. The curbstone slip-form construction process according to claim 4, wherein in step S4, since the curbstone (1) is formed by extrusion, the slip-forming machine (2) runs by the extrusion reaction force, and therefore after the two rear wheels (4) of the slip-forming machine (2) are lifted, the two front wheels (5) need to open the brake device (6) to ensure the reaction force and the extrusion quality of the curbstone (1).
6. The curb slipform construction process of claim 5, characterized in that in step S5, mixture or other coarse aggregate is prevented from entering into the mortar groove (8) to cause blockage, influence on mortar outflow and cause no mortar on the surface of the curb (1) in the construction process.
7. The curb slipform construction process of claim 6, wherein in step S7, the maintenance mode is: and covering the geotextile, and watering and maintaining.
8. The curb slipform construction process of claim 6, wherein in step S7, the maintenance mode is: and (5) coating plastic cloth for autotrophy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010679779.XA CN112030680A (en) | 2020-07-15 | 2020-07-15 | Curb slip form construction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010679779.XA CN112030680A (en) | 2020-07-15 | 2020-07-15 | Curb slip form construction process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112030680A true CN112030680A (en) | 2020-12-04 |
Family
ID=73579194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010679779.XA Withdrawn CN112030680A (en) | 2020-07-15 | 2020-07-15 | Curb slip form construction process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112030680A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125801A (en) * | 2022-06-24 | 2022-09-30 | 保利长大工程有限公司 | Construction process of shoulder sand-free macroporous concrete slip form |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000290922A (en) * | 1999-04-06 | 2000-10-17 | Nippon Hodo Co Ltd | Method for controlling construction machine in slip form construction method, and device therefor |
| CN103114509A (en) * | 2013-03-04 | 2013-05-22 | 济南城建集团有限公司 | Slipform construction method for concrete side film of roadbase |
| CN103835205A (en) * | 2012-11-26 | 2014-06-04 | 五冶集团上海有限公司 | Construction method for road edge stone sliding mode |
| CN110304868A (en) * | 2019-06-25 | 2019-10-08 | 中交一公局第四工程有限公司 | A kind of high additive Machine-made Sand border stone slip-form concrete and its construction technology |
-
2020
- 2020-07-15 CN CN202010679779.XA patent/CN112030680A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000290922A (en) * | 1999-04-06 | 2000-10-17 | Nippon Hodo Co Ltd | Method for controlling construction machine in slip form construction method, and device therefor |
| CN103835205A (en) * | 2012-11-26 | 2014-06-04 | 五冶集团上海有限公司 | Construction method for road edge stone sliding mode |
| CN103114509A (en) * | 2013-03-04 | 2013-05-22 | 济南城建集团有限公司 | Slipform construction method for concrete side film of roadbase |
| CN110304868A (en) * | 2019-06-25 | 2019-10-08 | 中交一公局第四工程有限公司 | A kind of high additive Machine-made Sand border stone slip-form concrete and its construction technology |
Non-Patent Citations (2)
| Title |
|---|
| 杨磊: "路缘石滑模机施工过程质量控制", 《山西建筑》 * |
| 邱睿: "浅谈公路路缘石滑膜施工", 《科技创新导报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125801A (en) * | 2022-06-24 | 2022-09-30 | 保利长大工程有限公司 | Construction process of shoulder sand-free macroporous concrete slip form |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108638324A (en) | A kind of construction method of prefabricated case beam | |
| CN112873518B (en) | Factory prefabrication production method for airport assembly type pavement slab | |
| CN111119003A (en) | Cast-in-place curb construction method | |
| CN103114509B (en) | Slipform construction method for concrete side film of roadbase | |
| CN112030680A (en) | Curb slip form construction process | |
| CN103835205A (en) | Construction method for road edge stone sliding mode | |
| CN110306791A (en) | Superelevation clear-water concrete independence cylinder construction method | |
| FI124185B (en) | Method and apparatus for casting concrete products | |
| KR100995727B1 (en) | A flat working device for constructing concrete bottom | |
| CN110485237A (en) | A kind of production method of fabricated permeable pavement concrete slab | |
| CN215332898U (en) | Simple circular slip form trolley for flat tunnel | |
| CN203834325U (en) | Slip-form curb paver | |
| CN106142339A (en) | A kind of automatic production line of mechanical presses molding prestressed concrete base plate | |
| CN218404953U (en) | Cement pouring equipment | |
| CN211285172U (en) | Curb slipform construction design levels device | |
| CN107142804A (en) | A kind of roadbed filler on bridgehead of high-grade highway and its production method | |
| CN111364372A (en) | Concrete pouring device for bridge railing and construction method | |
| CN111764287B (en) | Construction method for improving flatness of bridge deck | |
| CN212452646U (en) | Gradual change type rail drawing die for overflow surface concrete lining | |
| CN107263675B (en) | A kind of preparation method and its equipment of the prefabricated sluicing the Eight Character trough of asphalt | |
| CN112936575B (en) | Factory prefabrication production method of embossed airport assembly type pavement slab | |
| CN108487510A (en) | Anti- waterproof tongue and groove construction method on a kind of cast-in-place concrete exterior wall | |
| CN116497769B (en) | Concrete slip form lining machine for face plates of dams and reservoir basins | |
| CN219218604U (en) | Airport pavement base leveling engineering machinery | |
| CN217710201U (en) | Full-automatic truss type laser ultrasonic double-control leveling full-width bridge floor paver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201204 |
|
| WW01 | Invention patent application withdrawn after publication |