CN110241688B - Concrete leveling device for bridge deck construction and construction method - Google Patents
Concrete leveling device for bridge deck construction and construction method Download PDFInfo
- Publication number
- CN110241688B CN110241688B CN201910481241.5A CN201910481241A CN110241688B CN 110241688 B CN110241688 B CN 110241688B CN 201910481241 A CN201910481241 A CN 201910481241A CN 110241688 B CN110241688 B CN 110241688B
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- concrete
- screed
- leveling
- hand member
- plate
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- 238000010276 construction Methods 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 15
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 15
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 15
- 238000007664 blowing Methods 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 238000007605 air drying Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- E01C19/22—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 consolidating or finishing laid-down unset materials
- E01C19/42—Machines for imparting a smooth finish to freshly-laid paving courses other than by rolling, tamping or vibrating
-
- 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
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/03—Arrangements for curing paving; Devices for applying curing means; Devices for laying prefabricated underlay, e.g. sheets, membranes; Protecting paving under construction or while curing, e.g. use of tents
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a concrete leveling device for bridge deck construction, which comprises a leveling plate, wherein an upper inclined plane is arranged on the upper surface of the right end of the leveling plate, a lower inclined plane is arranged on the lower surface of the right end of the leveling plate, a plurality of groups of air holes distributed at equal intervals are arranged at the right end of the leveling plate, and the invention also discloses a construction method for bridge deck construction, comprising the following steps: step one: pouring concrete; step two: leveling the concrete; step three: curing the concrete; step four: and (5) finishing the manufacture. The invention can discharge bubbles in the concrete, and simultaneously level the surface of the concrete, thereby improving the overall construction efficiency.
Description
Technical Field
The invention relates to the technical field of concrete leveling devices and construction methods for bridge deck construction, in particular to a concrete leveling device and a construction method for bridge deck construction.
Background
The bridge floor construction is construction in the aspects of paving, leveling, maintaining and the like on the bridge floor, and the following defects often exist in the construction process of leveling concrete on the bridge floor:
1. In the prior art, compacting and leveling are usually directly carried out when the bridge deck concrete is leveled, and the leveling mode ensures that bubbles in the concrete are not easy to discharge, gaps are easy to appear in the bridge deck after the bridge deck is manufactured, the integral quality of the bridge deck is influenced, and the supporting strength of the bridge deck is reduced;
2. and the bridge floor is often all carried out the tamping process through the rammer and is leveled again when the flattening, holistic inefficiency is unsuitable for promoting.
Therefore, we propose a concrete leveling device for bridge deck construction and a construction method for solving the above drawbacks.
Disclosure of Invention
The invention aims to provide a concrete leveling device for bridge deck construction and a construction method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a concrete leveling device for bridge floor construction, includes the screed, the right-hand member upper surface of screed is provided with the upper inclined plane, and the right-hand member lower surface of screed is provided with the lower inclined plane, and the right-hand member of screed is provided with the multiunit and is the gas pocket that the equidistance distributes, the gas pocket runs through the upper and lower surface setting of screed simultaneously, and the left end lower surface of screed is provided with polytetrafluoroethylene board, the upper surface fixed welding of screed has the bellows, and the right-hand member of bellows is provided with the blowing mouth, and the blowing mouth is linked together with the inside hair-dryer of bellows, the blowing mouth is just set up to the left side top on the upper inclined plane, is provided with the one-way pneumatic valve in the blowing mouth, the upper surface fixed welding of bellows has electric putter, and electric putter's upper end fixed welding is in the upper end bottom of moving frame, the moving frame is the concave shape structure of inversion, and the equal fixed welding of both sides lower extreme surface has the backup pad, and the front and back activity run through in the backup pad has the axis of rotation, and the last movable sleeve of moving frame front side is equipped with from the driving wheel, and the both ends of driving wheel pass through stop nut and limit nut in the axis of rotation, the axis of rotation on the axis of rotation on the moving frame rear side, the motor movable sleeve is equipped with the axis of rotation of motor and the rear side through the stop nut and the limit nut is passed through the rear side of the rotation at the fixed position of the rear end.
Preferably, the upper left end of the polytetrafluoroethylene plate is fixedly welded with two groups of left end fixing plates, the two groups of left end fixing plates are respectively movably inserted into left end fixing grooves on the lower left surface of the screed plate, and the two groups of left end fixing plates are transversely fixed in the screed plate through fixing screws arranged on the left side surface of the screed plate.
Preferably, the right side upper end fixed welding of polytetrafluoroethylene board has right-hand member fixed plate, and the right-hand member fixed plate is vertical activity and runs through the screed, and the upper end of right-hand member fixed plate is arranged in the right-hand member fixed slot of screed upper surface intermediate position, and the activity is run through about the upper end of right-hand member fixed plate has fixing screw, and fixing screw's both ends are connected with stop nut through screw-thread fit.
A construction method for bridge deck construction comprises the following steps:
step one: pouring concrete, namely pouring the concrete on a bridge deck, pre-paving the concrete, and paving enough concrete on the bridge deck;
Step two: leveling concrete, namely leveling a concrete pavement by using a concrete leveling device, and discharging bubbles in the concrete while leveling, so that gaps are not easy to appear when the concrete is coagulated, and the quality of concrete pavement during bridge deck construction is improved;
step three: curing the concrete, namely paving a permeable sunshade net on the surface of the concrete, and watering and curing the concrete for one time at intervals of 0.5 to 1 hour while naturally drying the concrete until the concrete is thoroughly dried;
Step four: and (3) after the manufacturing is completed, removing the sunshade net on the surface of the concrete, and after the pouring, leveling and air drying of the concrete are completed, carrying out corresponding construction on the bridge deck.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality and has the following advantages:
1. According to the invention, the lower surface of the right end of the leveling plate is provided with the lower inclined surface, the lower inclined surface is provided with the air holes, when the leveling plate moves from left to right to level the concrete pavement, air bubbles in the concrete are extruded to be discharged from the air holes, the air bubbles cannot remain in the concrete, the structural arrangement is reasonable, the overall quality of the bridge deck is improved, and the supporting strength of the bridge deck is improved;
2. The invention replaces the rammer compactor, can level the surface of the concrete while discharging bubbles in the concrete, and improves the overall construction efficiency;
3. The invention has simple structure, convenient maintenance and use, convenient disassembly, assembly and cleaning of the screed plate and suitability for popularization.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a mobile frame according to the present invention;
FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure B in fig. 1 according to the present invention.
In the figure: the air conditioner comprises a flattening plate 1, a lower inclined surface 2, an upper inclined surface 3, air holes 4, a right-end fixing plate 5, a polytetrafluoroethylene plate 6, a supporting plate 7, a driving wheel 8, a left-end fixing plate 9, an air box 10, a moving frame 11, an electric push rod 12, a blower 13, an air blowing port 14, a one-way air valve 15, a driven wheel 16, a rotating shaft 17, a motor 18, a left-end fixing groove 19, a fixing screw 20, a right-end fixing groove 21 and a fixing screw 22.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a concrete leveling device for bridge floor construction, includes screed 1, and the right-hand member upper surface of screed 1 is provided with upper inclined plane 3, and the right-hand member lower surface of screed 1 is provided with down inclined plane 2, and the right-hand member of screed 1 is provided with multiunit and is equidistant gas pocket 4 that distributes, and gas pocket 4 runs through the upper and lower surface setting of screed 1 simultaneously, and the bubble that can not only arrange the department in the gas pocket 4, unnecessary concrete also can be arranged on upper inclined plane 3 through gas pocket 4;
the polytetrafluoroethylene plate 6 is arranged on the lower surface of the left end of the flattening plate 1, the polytetrafluoroethylene plate 6 is convenient to clean and not easy to adhere to concrete, the polytetrafluoroethylene plate 6 has high wear resistance, a good protection effect is achieved on the flattening plate 1, and the polytetrafluoroethylene plate 6 is convenient to disassemble, assemble and replace, so that the overall loss and the use cost are reduced;
The upper surface of the flattening plate 1 is fixedly welded with an air box 10, the right end of the air box 10 is provided with an air blowing opening 14, the air blowing opening 14 is communicated with an air blower 13 in the air box 10, the air blowing opening 14 is arranged right above the left side of the upper inclined plane 3, the air blower 13 blows excessive concrete from the upper inclined plane 3 to the front area of the flattening plate 1 for filling, the air blowing opening 14 is internally provided with a one-way air valve 15, and the phenomenon that the air blowing opening 14 is carried out by the concrete is avoided by the one-way air valve 15;
An electric push rod 12 is fixedly welded on the upper surface of the bellows 10, the model of the electric push rod 12 can use an ANT-26, and the electric push rod 12 plays a role in adjusting the height of the flattening plate 1;
The upper end of the electric putter 12 is fixedly welded at the upper end bottom surface of the movable frame 11, the movable frame 11 is of an inverted concave structure, the support plates 7 are fixedly welded on the lower end surfaces of the front side and the rear side of the movable frame 11, the rotating shafts 17 on the front side of the movable frame 11 are movably sleeved with driven wheels 16, the two ends of the driven wheels 16 are limited on the rotating shafts 17 through limiting nuts, the rotating shafts 17 on the rear side of the movable frame 11 are movably sleeved with driving wheels 8, the two ends of the driving wheels 8 are limited on the rotating shafts 17 through limiting nuts, a motor 18 is connected with the rear end transmission of the rotating shafts 17 penetrating through the middle position of the driving wheels 8, the motor 18 is fixedly welded on the rear side surfaces of the support plates 7 on the rear side of the movable frame 11, and the type of the motor 18 can be used: IH6PF6N-19.
Two groups of left end fixing plates 9 are fixedly welded at the upper left end of the polytetrafluoroethylene plate 6, the two groups of left end fixing plates 9 are respectively movably inserted into left end fixing grooves 19 on the lower left surface of the screed 1, the two groups of left end fixing plates 9 are transversely fixed inside the screed 1 together through fixing screws 20 arranged on the left side surface of the screed 1, the right end fixing plates 5 are fixedly welded at the upper right end of the polytetrafluoroethylene plate 6, the right end fixing plates 5 vertically movably penetrate through the screed 1, the upper ends of the right end fixing plates 5 are positioned in right end fixing grooves 21 in the middle position of the upper surface of the screed 1, fixing screws 22 are movably penetrated left and right at the upper ends of the right end fixing plates 5, limit nuts are connected to the two ends of the fixing screws 22 through threaded fit, the polytetrafluoroethylene plate 6 is fixed left and right, the structure is stable, and the leveling efficiency is higher.
A construction method for bridge deck construction comprises the following steps:
step one: pouring concrete, namely pouring the concrete on a bridge deck, pre-paving the concrete, and paving enough concrete on the bridge deck;
Step two: leveling concrete, namely leveling a concrete pavement by using a concrete leveling device, and discharging bubbles in the concrete while leveling, so that gaps are not easy to appear when the concrete is coagulated, and the quality of concrete pavement during bridge deck construction is improved;
Step three: curing the concrete, namely paving a permeable sunshade net on the surface of the concrete, and watering and curing the concrete for one time at intervals of 0.5 hour, 0.7 hour, 0.8 hour and 1 hour while naturally airing the concrete until the concrete is thoroughly aired;
Step four: and (3) after the manufacturing is completed, removing the sunshade net on the surface of the concrete, and after the pouring, leveling and air drying of the concrete are completed, carrying out corresponding construction on the bridge deck.
Working principle:
Firstly, the driving wheel 8 is driven to move by the motor 18, the driven wheel 16 synchronously moves while the driving wheel 8 moves, so that the movable frame 11 drives the leveling plate 1 to walk on the surface of concrete, the concrete is compacted downwards continuously under the action of the lower inclined surface 2, bubbles in the concrete are pressed out and can be discharged from the air holes 4, the phenomenon that the bubbles cannot be discharged due to the flat compaction between the existing compacting plate and the concrete is avoided, the effect of compacting the concrete is improved, the compacted concrete is leveled by the polytetrafluoroethylene plate 6 at the left lower end of the leveling plate 1, leveling and compacting are integrated, and the leveling and compacting efficiency after concrete pouring is improved;
in the process of compacting concrete on the lower inclined surface 2, bubbles at the positions can be discharged from the air holes 4, and redundant concrete can be discharged to the upper inclined surface 3 through the air holes 4, at the moment, a fan 13 is started to blow the redundant concrete from the upper inclined surface 3 to fill the area in front of the screed plate 1, so that the structural design is reasonable;
The electric putter 12 can adjust the height of screed 1, conveniently adjusts the use according to actual concrete thickness who pours, and the practicality is strong.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. A concrete leveling device for bridge floor construction, its characterized in that: including screed (1), the right-hand member upper surface of screed (1) is provided with inclined plane (3), and the right-hand member lower surface of screed (1) is provided with inclined plane (2) down, and the right-hand member of screed (1) is provided with multiunit and is gas pocket (4) that the equidistance distributes, upper and lower surface setting of screed (1) is run through simultaneously in gas pocket (4), and the left end lower surface of screed (1) is provided with polytetrafluoroethylene board (6), the upper surface fixed welding of screed (1) has bellows (10), and the right-hand member of bellows (10) is provided with air blowing mouth (14), and air blowing mouth (14) are linked together with bellows (13) of bellows (10) inside, air blowing mouth (14) just set up above the left side of inclined plane (3), are provided with unidirectional air valve (15) in air blowing mouth (14), the upper surface fixed welding of bellows (10) has electric putter (12), and the upper end fixed welding of electric putter (12) is in the upper end of moving frame (11), moving frame (11) are the concave shape bottom surface of inverted, and are equipped with front and back-end (17) and back-side (17) are equipped with front and back rotation round axle (17) and move around on the front and are equipped with front-end (17), two ends of the driven wheel (16) are limited on the rotating shaft (17) through limit nuts, a driving wheel (8) is movably sleeved on the rotating shaft (17) at the rear side of the movable frame (11), two ends of the driving wheel (8) are limited on the rotating shaft (17) through limit nuts, a motor (18) is connected with the rear end of the rotating shaft (17) penetrating through the middle position of the driving wheel (8) in a transmission manner, and the motor (18) is fixedly welded on the rear side surface of the supporting plate (7) at the rear side of the movable frame (11);
two groups of left end fixing plates (9) are fixedly welded at the upper end of the left side of the polytetrafluoroethylene plate (6), the two groups of left end fixing plates (9) are respectively movably inserted into left end fixing grooves (19) on the lower surface of the left side of the screed plate (1), and the two groups of left end fixing plates (9) are transversely fixed in the screed plate (1) together through fixing screws (20) arranged on the left side surface of the screed plate (1);
The right-side upper end fixed welding of polytetrafluoroethylene board (6) has right-hand member fixed plate (5), and right-hand member fixed plate (5) are vertical activity and run through screed (1), and the upper end of right-hand member fixed plate (5) is arranged in right-hand member fixed slot (21) of screed (1) upper surface intermediate position, and the activity has run through fixing screw (22) about the upper end of right-hand member fixed plate (5), and the both ends of fixing screw (22) are connected with stop nut through screw-thread fit.
2. A construction method of a concrete leveling apparatus for bridge deck construction as claimed in claim 1, characterized in that: the processing flow of the product comprises the following steps:
step one: pouring concrete, namely pouring the concrete on a bridge deck, pre-paving the concrete, and paving enough concrete on the bridge deck;
step two: leveling concrete, namely leveling a concrete pavement by using a concrete leveling device, and discharging bubbles in the concrete while leveling, so that gaps are not easy to appear when the concrete is coagulated;
step three: curing the concrete, namely paving a permeable sunshade net on the surface of the concrete, and watering and curing the concrete for one time at intervals of 0.5 to 1 hour while naturally drying the concrete until the concrete is thoroughly dried;
Step four: and (3) after the manufacturing is completed, removing the sunshade net on the surface of the concrete, and after the pouring, leveling and air drying of the concrete are completed, carrying out corresponding construction on the bridge deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481241.5A CN110241688B (en) | 2019-06-04 | 2019-06-04 | Concrete leveling device for bridge deck construction and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481241.5A CN110241688B (en) | 2019-06-04 | 2019-06-04 | Concrete leveling device for bridge deck construction and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110241688A CN110241688A (en) | 2019-09-17 |
| CN110241688B true CN110241688B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910481241.5A Active CN110241688B (en) | 2019-06-04 | 2019-06-04 | Concrete leveling device for bridge deck construction and construction method |
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| Country | Link |
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| CN (1) | CN110241688B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU937680A1 (en) * | 1978-02-08 | 1982-06-23 | Научно-Исследовательский Институт Строительных Конструкций | Apparatus for moulding concrete articles |
| CN101564717A (en) * | 2009-06-02 | 2009-10-28 | 上海工程技术大学 | Device for automatically immersing chain in asphalt and applications thereof |
| CN101666066A (en) * | 2009-09-30 | 2010-03-10 | 归立发 | Road surface smoothness repairing machine |
| JP2017066608A (en) * | 2015-09-28 | 2017-04-06 | 株式会社大林組 | Laying-leveling plate and device using the same |
| CN108019045A (en) * | 2017-12-09 | 2018-05-11 | 广州金辉建设集团有限公司 | A kind of ground apparatus for leveling |
| TWM573353U (en) * | 2018-10-24 | 2019-01-21 | 莊訓義 | Self-propelled road or ground surface removing and leveling machine |
| CN109457577A (en) * | 2018-10-26 | 2019-03-12 | 赵智慧 | A kind of construction site ground flattening device |
| CN210315151U (en) * | 2019-06-04 | 2020-04-14 | 中建八局第二建设有限公司 | A concrete leveling device for bridge floor construction |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030219309A1 (en) * | 2000-07-13 | 2003-11-27 | Moore Mark C. | Apparatus and method for finishing concrete during a leveling process |
-
2019
- 2019-06-04 CN CN201910481241.5A patent/CN110241688B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU937680A1 (en) * | 1978-02-08 | 1982-06-23 | Научно-Исследовательский Институт Строительных Конструкций | Apparatus for moulding concrete articles |
| CN101564717A (en) * | 2009-06-02 | 2009-10-28 | 上海工程技术大学 | Device for automatically immersing chain in asphalt and applications thereof |
| CN101666066A (en) * | 2009-09-30 | 2010-03-10 | 归立发 | Road surface smoothness repairing machine |
| JP2017066608A (en) * | 2015-09-28 | 2017-04-06 | 株式会社大林組 | Laying-leveling plate and device using the same |
| CN108019045A (en) * | 2017-12-09 | 2018-05-11 | 广州金辉建设集团有限公司 | A kind of ground apparatus for leveling |
| TWM573353U (en) * | 2018-10-24 | 2019-01-21 | 莊訓義 | Self-propelled road or ground surface removing and leveling machine |
| CN109457577A (en) * | 2018-10-26 | 2019-03-12 | 赵智慧 | A kind of construction site ground flattening device |
| CN210315151U (en) * | 2019-06-04 | 2020-04-14 | 中建八局第二建设有限公司 | A concrete leveling device for bridge floor construction |
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| Publication number | Publication date |
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| CN110241688A (en) | 2019-09-17 |
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