CN112080994A - Concrete road surface dowel bar fixing device - Google Patents
Concrete road surface dowel bar fixing device Download PDFInfo
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- CN112080994A CN112080994A CN202010829608.0A CN202010829608A CN112080994A CN 112080994 A CN112080994 A CN 112080994A CN 202010829608 A CN202010829608 A CN 202010829608A CN 112080994 A CN112080994 A CN 112080994A
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- movable
- fixed beam
- dowel bar
- fixed
- fixing device
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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
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/04—Devices for laying inserting or positioning reinforcing elements or dowel bars with or without joint bodies; Removable supports for reinforcing or load transfer elements; Devices, e.g. removable forms, for making essentially horizontal ducts in paving, e.g. for prestressed reinforcements
- E01C23/045—Removable, e.g. reusable supports for positioning reinforcing or load transfer elements, adapted or not to also hold joint bodies
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention provides a concrete pavement dowel bar fixing device which comprises a fixing frame, a pushing mechanism, a traveling mechanism and a jacking mechanism, wherein the fixing frame comprises a portal frame for supporting, a fixed beam I and a fixed beam II which are connected with two ends of the portal frame, a movable beam is arranged at the center of the portal frame, the movable beam is arranged in parallel with the fixed beam I and the fixed beam II and has the same distance with the fixed beam I and the fixed beam II, the pushing mechanism is arranged above the fixing frame and is connected with the movable beam, the jacking mechanism is arranged on the fixing frame and is connected with the portal frame, the traveling mechanism is arranged at the bottom of the portal frame, a plurality of movable bars are arranged at the bottoms of the fixed beam I, the fixed beam II and the movable beam at equal intervals, and grooves are formed in the bottoms of the movable bars. The invention has simple structure, convenient installation and disassembly, low cost and convenient maintenance and replacement, is convenient for raw materials from construction raw materials of a construction site, reduces the cost of equipment maintenance, and is convenient for the installation and the fixation of the dowel bar of the concrete pavement of the highway.
Description
Technical Field
The invention belongs to the technical field of cement concrete road construction, and particularly relates to a concrete road surface dowel bar fixing device.
Background
In the process of road construction, a dowel bar of a concrete pavement needs to be installed and fixed, the method commonly used at present is that a springboard is poured according to manual work, namely, a bracket is arranged for installing the dowel bar, and the springboard is used for pouring the concrete pavement.
With the continuous progress of science, the existing installation equipment for installing the dowel bars on the concrete pavement is used for installing the dowel bars on the concrete pavement, the dowel bars are installed at the end parts of the vertical steel plates and then are fixed through the pushing equipment of the movable beams, the movable beams move after the concrete pavement is poured, the vertical steel plates are lifted out of the concrete pavement through the lifting system of the portal frame, and the walking system drives the whole device to move to the next dowel bar position along the curb stone for construction.
The existing dowel bar is fixed by manually installing a frame and installing the dowel bar on the frame for construction, so that in the actual use process, more consumed human resources are consumed, the position of the dowel bar is difficult to control in the installation process, pavement concrete cannot be continuously poured, and the construction quality is difficult to guarantee.
Disclosure of Invention
The invention provides a concrete pavement dowel bar fixing device, which aims to solve the defects in the prior art.
The technical scheme of the invention is as follows: the utility model provides a concrete road surface dowel steel fixing device, includes mount, pushing mechanism, running gear, climbing mechanism, the mount is including the portal that plays supporting role, the fixed beam I and the fixed beam II at connection portal both ends, the central point of portal puts and installs the walking beam, walking beam and fixed beam I and fixed beam II parallel arrangement, and with fixed beam I and fixed beam II between the interval the same, pushing mechanism sets up and is connected with the walking beam in the mount top, climbing mechanism sets up and is connected with the portal on the mount, running gear sets up the bottom at the portal, the equidistant a plurality of movable rods that are equipped with in the bottom of fixed beam I, fixed beam II, walking beam, the bottom of movable rod is equipped with the recess.
The scheme is further, the bottom of fixed beam I, fixed beam II, walking beam is equipped with the spout, and the side is equipped with the cardboard, the movable rod passes through slide bearing and fixed beam I, fixed beam II, walking beam swing joint, slide bearing's side is equipped with the mounting, the mounting includes L type fastener, connecting rod and slide bearing fixed connection, the long limit and the connecting rod hinged joint of L type fastener, the minor face length of L type fastener is not more than the cardboard width.
The scheme is further that the pushing mechanism comprises a pushing oil cylinder, and the output end of the pushing oil cylinder is connected with one end of the movable beam to drive the movable beam to move transversely.
The scheme is further, the portal includes the crossbeam, sets up the landing leg at crossbeam both ends, the landing leg includes hollow landing leg I and landing leg II, the top and the crossbeam bottom fixed connection of landing leg I, the bottom activity of landing leg I is pegged graft in landing leg II, the bottom and the running gear of landing leg II are connected.
The technical scheme is that a through movable groove is formed in the center of a cross beam of the portal frame, and the movable beam can transversely displace in the movable groove.
The scheme is further that the jacking mechanism comprises a winch, a steel wire rope and a pulley, wherein a mounting plate and a support are arranged at one end above the fixing frame, the winch is arranged on the mounting plate, the pulley is arranged on the support, one end of the steel wire rope is connected with the winch, and the other end of the steel wire rope is divided into two strands which are respectively connected with the two gantries.
The scheme is further, the movable rod is including setting up at the movable rod I of movable beam bottom, setting up at the movable rod II of II bottoms of fixed beam I and fixed beam, the recess opening of the bottom of movable rod I sets up left, the recess opening of II bottoms of movable rod is downward.
The scheme is further that the travelling mechanism comprises travelling wheels and a travelling motor.
The scheme is further that a hook is arranged above the beam of the door frame.
The scheme is further that scales are arranged on the side faces of the fixed beam I, the fixed beam II and the movable beam.
In the using process, the whole dowel bar fixing device is driven to move along the kerb through the portal frame and the travelling mechanism, the elevation of the end part of the vertically arranged movable rod is controlled through the jacking mechanism to determine the height position of the dowel bar, the distance between the movable rods is controlled through the sliding bearing with the fixing piece, the transverse position and the distance between the dowel bars are accurately determined by utilizing the scales, and the movable beam is moved through the jacking mechanism to fix the dowel bar so that the dowel bar has a fixed position and direction.
The invention has the advantages that: the invention has simple structure, is convenient to disassemble and assemble, is convenient to overhaul and replace, reduces the maintenance cost of equipment, is convenient to fix the dowel bar on the concrete pavement of the highway and is convenient for operators to fix the subsequent dowel bar.
Drawings
FIG. 1 is a schematic structural view of a dowel bar fixing device for a concrete pavement according to the present invention;
FIG. 2 is a schematic side view of a dowel fixing device for a concrete pavement according to the present invention;
FIG. 3 is a schematic structural diagram of a portal frame of the dowel bar fixing device for a concrete pavement of the present invention;
FIG. 4 is a schematic structural view of a movable rod I of the fixing device for a dowel bar of a concrete pavement;
FIG. 5 is a schematic structural view of a movable rod II of the concrete pavement dowel bar fixing device of the invention;
FIG. 6 is a schematic cross-sectional view of a fixing beam I of the dowel bar fixing device for a concrete pavement of the present invention;
FIG. 7 is a schematic cross-sectional view of the connection between the fixed beam I and the movable rod of the dowel bar fixing device for concrete pavement according to the present invention;
wherein: 1. the device comprises a fixed beam I, a fixed beam II, a fixed beam 3, a movable beam 4, a portal frame 41, a cross beam 42, a support leg I, a support leg II, a support leg 44, a movable groove 5, a walking mechanism 6, a pushing mechanism 7, a movable rod 7-1, a movable rod I, a movable rod 7-2, a movable rod II, a winch 8, a winch 9, a pulley 10, a steel wire rope 11, a groove 12, a mounting plate 13, a support 14, a sliding bearing 15, a fixing part 151, a connecting rod 152, an L-shaped clamping part 16, a clamping plate 17 and a sliding groove.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which a person skilled in the art can, without any creative effort, fully implement the present invention.
The specific implementation mode of the invention is as follows: as shown in figures 1-7, a concrete pavement dowel bar fixing device comprises a fixing frame, a pushing mechanism 6, a traveling mechanism 5 and a jacking mechanism, the fixing frame comprises a portal frame 4 for supporting, a fixing beam I1 and a fixing beam II 2 which are connected with two ends of the portal frame 4, the center of the portal frame 4 is provided with a movable beam 3, the movable beam 3 is arranged in parallel with the fixed beam I1 and the fixed beam II 2, and the distance between the pushing mechanism and the fixed beam I1 is the same as that between the fixed beam II 2 and the fixed beam I1, the pushing mechanism 6 is arranged above the fixed frame and connected with the movable beam 3, the jacking mechanism is arranged on the fixed frame and connected with the portal frame 4, the walking mechanism 5 is arranged at the bottom of the portal frame 4 and drives the whole device to move on the kerbstone, the bottom of fixed beam I1, fixed beam II 2, walking beam 3 is equidistant to be equipped with a plurality of movable rods 7, the bottom of movable rod 7 is equipped with recess 11.
Furthermore, the bottom of the fixed beam I1, the fixed beam II 2 and the movable beam 3 is provided with a sliding groove 17, the side surface of the fixed beam I1, the fixed beam II 2 and the movable beam 3 is provided with a clamping plate 16, the movable rod 7 is movably connected with the fixed beam I1, the fixed beam II 2 and the movable beam 3 through a sliding bearing 14, the side surface of the sliding bearing 14 is provided with a fixed piece 15, the fixed piece 15 comprises an L-shaped clamping piece 152 and a connecting rod 151, the connecting rod 151 is fixedly connected with the sliding bearing 14, the long edge of the L-shaped clamping piece 152 is hinged with the connecting rod 151, the length of the short edge of the L-shaped clamping piece 152 is not more than the width of the clamping plate 16, the sliding bearing 14 and the movable rod 7 are fixed through the fixed piece 15.
Further, the pushing mechanism 6 comprises a pushing oil cylinder, and the output end of the pushing oil cylinder is connected with one end of the movable beam 3 to drive the movable beam 3 to move transversely.
The portal frame 4 further comprises a cross beam 41 and support legs arranged at two ends of the cross beam 41, the support legs comprise hollow support legs I42 and support legs II 43, the top of each support leg I42 is fixedly connected with the bottom of the cross beam 41, the bottoms of the support legs I42 are movably inserted into the support legs II 43, and the bottoms of the support legs II 43 are connected with the walking mechanism 5.
Furthermore, the center of the beam 41 of the gantry 4 is provided with a through movable slot 44, and the movable beam 3 can make transverse displacement in the movable slot 44.
The invention further provides a jacking mechanism which comprises a winch 8, a steel wire rope 10 and a pulley 9, wherein one end above the fixed frame is provided with a mounting plate 12 and a support 13, the winch 8 is arranged on the mounting plate 12, the pulley 9 is arranged on the support 13, one end of the steel wire rope 10 is connected with the winch 8, the other end of the steel wire rope is divided into two strands which are respectively connected with the two door frames 4, and the jacking mechanism is used for realizing height adjustment of the fixed frame and the movable beam 3 so as to adapt to different concrete pavement heights.
The invention further comprises a movable rod 7 which comprises a movable rod I7-1 arranged at the bottom of the movable beam 3 and a movable rod II 7-2 arranged at the bottoms of the fixed beam I1 and the fixed beam II 2, wherein a groove 11 at the bottom of the movable rod I7-1 is opened leftwards, a groove 11 at the bottom of the movable rod II 7-2 is opened downwards, and the movable rod I7-1 and the movable rod II 7-2 are fixedly clamped with a force transmission rod.
Furthermore, the travelling mechanism 5 comprises travelling wheels and a travelling motor, and drives the whole device to travel along the kerb.
Furthermore, a hook is arranged above the cross beam 41 of the door frame 4, so that the connection of the steel wire rope 10 is facilitated.
Furthermore, scales are arranged on the side surfaces of the fixed beam I1, the fixed beam II 2 and the movable beam 3, so that the moving distance can be conveniently controlled.
The working principle of the invention is as follows: in the using process of the invention, the whole dowel bar fixing device is driven to move along a kerb through the portal frame 4 and the travelling mechanism 5, the elevation of the end part of the vertically arranged movable rod 7 is controlled through the jacking mechanism to determine the height position of the dowel bar, the distance between the movable rods is controlled through the sliding bearing 14 with the fixing piece 15, the transverse position and the distance between the dowel bars are accurately determined by utilizing scales, the movable beam 3 is moved through the jacking mechanism 6 to fix the dowel bar, so that the dowel bar has a fixed position and direction, the movable rod is made of a steel plate with the width of 5cm, the fixed beam I1, the fixed beam II 2 and the movable beam 3 are all made of square steel pipes, and the portal frame 4 and the fixing frame are of an integrated structure.
While the preferred embodiments of the invention have been described, it is to be understood that the invention is not limited to the precise embodiments described, and that equipment and structures not described in detail are understood to be practiced as commonly known in the art; any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention by those skilled in the art can be made without departing from the technical scope of the present invention, and still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a concrete road surface dowel steel fixing device, a serial communication port, including mount, thrusting mechanism, running gear, climbing mechanism, the mount is including the portal that plays supporting role, the fixed beam I and the fixed beam II of connecting the portal both ends, the central point of portal puts and installs the walking beam, the walking beam is with fixed beam I and fixed beam II parallel arrangement, and with fixed beam I and fixed beam II between the interval the same, thrusting mechanism sets up and is connected with the walking beam in the mount top, climbing mechanism sets up and is connected with the portal on the mount, running gear sets up the bottom at the portal, the bottom equidistant a plurality of movable rods that are equipped with of fixed beam I, fixed beam II, walking beam, the bottom of movable rod is equipped with the recess.
2. The concrete pavement dowel bar fixing device of claim 1, wherein the bottom of the fixed beam I, the fixed beam II and the movable beam is provided with a sliding groove, the side of the fixed beam I, the fixed beam II and the movable beam is provided with a clamping plate, the movable beam is movably connected with the fixed beam I, the fixed beam II and the movable beam through sliding bearings, the side of each sliding bearing is provided with a fixing piece, each fixing piece comprises an L-shaped clamping piece and a connecting rod, each connecting rod is fixedly connected with each sliding bearing, the long edge of each L-shaped clamping piece is hinged with each connecting rod, and the length of the short edge of each L-shaped clamping piece is not greater than.
3. The concrete pavement dowel bar fixing device of claim 2, wherein the pushing mechanism comprises a pushing cylinder, and an output end of the pushing cylinder is connected with one end of the movable beam to drive the movable beam to make a transverse displacement.
4. The concrete pavement dowel bar fixing device of claim 3, wherein the portal frame comprises a cross beam and support legs arranged at two ends of the cross beam, each support leg comprises a hollow support leg I and a hollow support leg II, the top of each support leg I is fixedly connected with the bottom of the cross beam, the bottom of each support leg I is movably inserted into each support leg II, and the bottom of each support leg II is connected with the walking mechanism.
5. The concrete pavement dowel bar fixture of claim 4, wherein a through movable slot is formed in the center of the beam of the portal frame, and the movable beam can move transversely in the movable slot.
6. The concrete pavement dowel bar fixing device of claim 5, wherein the jacking mechanism comprises a winch, a steel wire rope and a pulley, a mounting plate and a support are arranged at one end above the fixing frame, the winch is arranged on the mounting plate, the pulley is arranged on the support, one end of the steel wire rope is connected with the winch, and the other end of the steel wire rope is divided into two strands which are respectively connected with the two gantries.
7. The concrete pavement dowel bar fixing device of claim 6, wherein the movable bars comprise a movable bar I arranged at the bottom of the movable beam and a movable bar II arranged at the bottoms of the fixed beam I and the fixed beam II, the opening of the groove at the bottom of the movable bar I is arranged leftwards, and the opening of the groove at the bottom of the movable bar II is downwards.
8. The concrete pavement dowel bar fixture of claim 7, wherein the travel mechanism includes a travel wheel and a travel motor.
9. The apparatus as claimed in claim 8, wherein a hook is provided above the beam of the gantry.
10. The concrete pavement dowel bar fixing device of claim 9, wherein the side surfaces of the fixed beam I, the fixed beam II and the movable beam are provided with scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010829608.0A CN112080994A (en) | 2020-08-18 | 2020-08-18 | Concrete road surface dowel bar fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010829608.0A CN112080994A (en) | 2020-08-18 | 2020-08-18 | Concrete road surface dowel bar fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112080994A true CN112080994A (en) | 2020-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010829608.0A Pending CN112080994A (en) | 2020-08-18 | 2020-08-18 | Concrete road surface dowel bar fixing device |
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| Country | Link |
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| CN (1) | CN112080994A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832097A (en) * | 2021-01-31 | 2021-05-25 | 中交二航局第一工程有限公司 | Accurate positioning and mounting device for middle pull rod of plain concrete road surface layer |
-
2020
- 2020-08-18 CN CN202010829608.0A patent/CN112080994A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832097A (en) * | 2021-01-31 | 2021-05-25 | 中交二航局第一工程有限公司 | Accurate positioning and mounting device for middle pull rod of plain concrete road surface layer |
| CN112832097B (en) * | 2021-01-31 | 2022-08-02 | 中交二航局第一工程有限公司 | Accurate positioning and mounting device for middle pull rod of plain concrete road surface layer |
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