CN112982110A

CN112982110A - Curing means is used in road bridge concrete construction

Info

Publication number: CN112982110A
Application number: CN202110481743.5A
Authority: CN
Inventors: 张永存; 白哲; 谷骁勇; 郑超; 贺瑞霞; 黄伟; 王宏艳; 李爱红
Original assignee: Henan University of Urban Construction
Current assignee: Henan University of Urban Construction
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-06-18

Abstract

The invention relates to the technical field of road and bridge maintenance, in particular to a maintenance device for road and bridge concrete construction, which comprises a support, wherein rollers for driving are arranged on the support, the support is connected with a connecting frame in a sliding manner, the connecting frame is fixedly connected with a first motor, a gear is arranged on an output shaft of the first motor, a rack matched with the gear is arranged on the support, the connecting frame is fixedly connected with a second motor, a support is arranged on an output shaft of the second motor, a water pipe for sprinkling water is arranged on the support, a laying unit for laying a film is arranged on the rear side of the water pipe of the support, the laying unit comprises a mounting frame, the mounting frame is rotatably connected with the support, an elastic piece made of an elastic material is arranged between the mounting frame and the support, and a first roller contacted with the surface of concrete is arranged at the bottom end of the mounting frame.

Description

Curing means is used in road bridge concrete construction

Technical Field

The invention relates to the technical field of road and bridge maintenance, in particular to a maintenance device for road and bridge concrete construction.

Background

After concrete is pounded, it can be gradually set and hardened mainly as a result of hydration of cement, which requires appropriate temperature and humidity conditions, so that the concrete must be cured in order to ensure appropriate hardening conditions and to increase its strength. Concrete for road bridge still need cover the film after the watering in the maintenance process, locks moisture in the membrane, and the watering among the prior art all is manual operation with the epiphragma, receives the influence of artificial self operation easily, if can not realize even spraying, film and concrete top layer can not the close coupling, the easy gassing, and then reduced the effect of maintenance, be unfavorable for the further construction on road surface.

Disclosure of Invention

Aiming at the defects of the prior art and overcoming the defects of the prior art, the invention aims to provide the maintenance device for road and bridge concrete construction, and solves the problem that concrete maintenance is inconvenient in the prior art.

Its technical scheme is, curing means is used in road and bridge concrete construction, which comprises a bracket, the shelf location is used for driven gyro wheel, support sliding connection link, the first motor of link fixed connection, first motor output shaft installation gear, the shelf location be used for with gear complex rack, link fixed connection second motor, erection support on the output shaft of second motor, the installation is used for the water pipe of watering on the support, the support is used for laying the unit of laying of film at the installation of water pipe rear side, it includes the mounting bracket to lay the unit, the mounting bracket rotates with the support and is connected, the elastic component that installation elastic material made between mounting bracket and the support, the bottom installation of mounting bracket is used for the first cylinder with concrete surface contact.

Preferably, the first connecting rod of installation on the mount frame, install the second connecting rod on the support, first connecting rod and second connecting rod sliding connection, the stopper that is used for restricting the relative second connecting rod sliding displacement of first connecting rod is installed to the junction installation of first connecting rod and second connecting rod, install first baffle on the first connecting rod, install the second baffle on the second connecting rod, install between first baffle and the second baffle the elastic component, distance between first baffle and the second baffle is less than or equal to the length of elastic component under the no external force state.

Preferably, the installation is used for installing the installation pole of film on the mount frame, the axis of installation pole is parallel with the axis of first cylinder, installation pole one end and mount frame threaded connection, the installation pole other end and mount frame sliding connection.

Preferably, the mounting bracket is fixedly connected with a third motor, a second roller is mounted on an output shaft of the third motor, the second roller is rotatably connected with the mounting bracket, the axis of the second roller is parallel to the axis of the first roller, the second roller is in surface contact with the first roller, a film is clamped tightly through the matching of the first roller and the second roller, the first roller is driven to rotate and the film moves through the rotation of the second roller, and the rotating speed of one point on the circumferential side surface of the first roller is the same as the rotating direction and the rotating speed of one point on the circumferential side surface of the roller are the same as the rotating direction.

Preferably, the hanger rods are slidably connected to the support, each hanger rod is fixedly connected to a hose, the hose is communicated with a water pipe, a limiting rod is fixedly connected between one of the hanger rods, which is tightly attached to the connecting frame, and the connecting rod, and the length of the limiting rod in the sliding direction of the hanger rods is greater than the maximum rotation radius of the support.

Preferably, spray headers are mounted on the water pipe, and the spray headers are uniformly distributed along the axial direction of the water pipe.

Preferably, the mounting frame is detachably and rotatably connected with the first connecting rod through support plates, and the support plates are linearly distributed on the mounting frame.

Preferably, the support is provided with a water tank, the water tank is fixedly connected with a water suction pump communicated with the water tank, and a water outlet of the water suction pump is communicated with the hose.

The invention provides a maintenance device for road and bridge concrete construction, which has the following beneficial effects compared with the prior art:

1. the water pipe is convenient for spray water on the concrete surface layer, elasticity through the elastic component makes first cylinder and concrete surface layer in close contact with, on the one hand pass through first cylinder and concrete surface layer in close contact with the film, the extrusion of the first cylinder of on the other hand accessible to the film, make first cylinder remove at the film that the pivoted in-process pulling is located the mounting bracket, the film of being convenient for is laid on the concrete surface layer, through first motor, the second motor, the watering of the whole concrete upper surface layer of being convenient for, and lay the film, thereby the maintenance of the road bridge concrete of being convenient for.

2. Through second cylinder and first cylinder surface contact, when making the film be located between first cylinder and the second cylinder, first cylinder presss from both sides tight film with the cooperation of second cylinder, through the rotation of third motor, it rotates to drive the second cylinder, and then drive first cylinder and rotate, make the film expand through the clamp of first cylinder and second cylinder, the rotation and the concrete top layer of rethread first cylinder combine closely, damage the film when preventing first cylinder and concrete top layer from skidding, thereby influence the concrete maintenance.

Drawings

Fig. 1 is a schematic front view of the present invention.

FIG. 2 is an enlarged sectional view taken along the line A-A of the present invention.

FIG. 3 is an enlarged sectional view taken along the direction B-B of the present invention.

Fig. 4 is a partial enlarged view of the present invention at C.

In the figure: the device comprises a support 1, a left side frame 1.1, a right side frame 1.2, a cross beam 1.3, a connecting frame 2, a support 3, a laying unit 4, a mounting frame 4.1, an elastic piece 4.2, a first roller 4.3, a second roller 4.4, a first connecting rod 4.5, a second connecting rod 4.6, a first baffle 4.7, a second baffle 4.8, a limiting block 4.9, a supporting plate 4.10, a mounting rod 4.11, a third motor 4.12, a roller 5, a first motor 6, a gear 7, a rack 8, a second motor 9, a water pipe 10, a hanging rod 11, a hose 12, a limiting rod 13, a water tank 14, a water pump 15, a spray head 16, a cross rod 17, a vertical rod 18 and an inclined rod 19.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without any creative effort belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance in the description of the present invention, it being noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: a maintenance device for road and bridge concrete construction comprises a support 1, wherein the support 1 is provided with rollers 5 for driving, the support 1 comprises a left side frame 1.1 and a right side frame 1.2, a cross beam 1.3 is fixed between the left side frame 1.1 and the right side frame 1.2 through bolts, the cross section of the cross beam 1.3 is of an I-shaped structure, the number of the rollers 5 is four, the bottom end of the left side frame 1.1 is rotatably connected with two rollers 5, the bottom end of the right side frame 1.2 is rotatably connected with two rollers 5, one roller 5 under the left side frame 1.1 and one roller 5 under the right side frame 1.2 are provided with hub motors for driving the support 1 to move, the support 1 is slidably connected with a connecting frame 2, the connecting frame 2 is fixedly provided with a first motor 6 through bolts, a gear 7 is arranged on an output shaft of the first motor 6, a rack 8 matched with the gear 7 is arranged on the support 1, the rack 8 and the cross beam 1.3 in the support 1 are of an integrated, the gear 7 is driven to be meshed with the rack 8 through the rotation of the first motor 6, so that the sliding of the connecting frame 2 relative to the support 1 is controlled, the second motor 9 is fixed through bolts of the connecting frame 2, the support 3 is fixedly welded on an output shaft of the second motor 9, a water pipe 10 for sprinkling is fixed through bolts on the support 3, the support 3 is provided with a laying unit 4 for laying a film on the rear side of the water pipe 10, the laying unit 4 comprises a mounting frame 4.1, the mounting frame 4.1 is rotatably connected with the support 3, an elastic piece 4.2 made of elastic materials such as a spring is arranged between the mounting frame 4.1 and the support 3, the bottom end of the mounting frame 4.1 is rotatably connected with a first roller 4.3 used for being in contact with the surface of the concrete through a bearing, the first roller 4.3 is enabled to be in tight contact with the surface of the concrete through the elasticity of the elastic piece 4.2, on one hand, the film is enabled to be tightly combined with the surface of the concrete through the, so that the first roller 4.3 pulls the film on the mounting rack 4.1 to move in the rotating process, so that the film can be conveniently laid on the concrete surface layer, when in use, the bracket 1 is moved from one end of the concrete surface layer to the other end through the roller 5 and then moved from the other end to one end of the concrete surface layer, the reciprocating circulation is carried out, in the process that the bracket 1 is moved from one end of the concrete surface layer to the other end, the water pipe 10 sprays water on the front side, the laying unit 4 lays the film on the rear side, when the bracket 1 is moved to the other end, the film is manually cut off, the second motor 9 rotates 180 degrees, the connecting rack 2 is moved for a certain displacement through the rotation of the first motor 6, the water pipe 10 is combined with the laying unit 4 and the laying film, so that the bracket 1 is moved from the other end to one end of the concrete surface layer, in the process, the water pipe 10 sprays water on the front side, the, when support 1 removed to the one end department on concrete surface layer, 9 antiport 180 of second motor, 6 rotations of rethread first motor make link 2 remove certain displacement, the reciprocating cycle to be convenient for the watering of whole concrete upper surface layer, and lay the film, the road bridge concrete maintenance of being convenient for.

In one embodiment, the first connecting rod 4.5 is installed on the installation frame 4.1, the second connecting rod 4.6 is rotatably connected to the support 3, the first connecting rod 4.5 is slidably connected with the second connecting rod 4.6, the limiting block 4.9 for limiting the sliding displacement of the first connecting rod 4.5 relative to the second connecting rod 4.6 is installed at the joint of the first connecting rod 4.5 and the second connecting rod 4.6, the limiting block 4.9 and the first connecting rod 4.5 are of an integral structure, the first baffle 4.7 is welded and fixed on the first connecting rod 4.5, the second baffle 4.8 is welded and fixed on the second connecting rod 4.6, the elastic member 4.2 is clamped and fixed between the first baffle 4.7 and the second baffle 4.8, the elastic member 4.2 is sleeved outside the first connecting rod 4.5 and the second connecting rod 4.6, the distance between the first baffle 4.7 and the second baffle 4.8 is smaller than or equal to the length of the elastic member 4.2 under the no external force state, so that when the first roller 4.3 is not in contact with the concrete surface layer, and the first roller is in the normal state or in the compressed state, the elastic element 4.2 is in a compressed state, facilitating the first roller 4.3 to be in close contact with the concrete surface.

In an embodiment, the mounting frame 4.1 is detachably and rotatably connected with the first connecting rod 4.5 through the support plates 4.10, each support plate 4.10 is linearly distributed on the mounting frame 4.1, each support plate 4.10 is fixedly welded with the mounting frame 4.1, the first connecting rod 4.5 is connected with one bolt in each support plate 4.10, so that the first connecting rod 4.5 can rotate relative to the mounting frame 4.1 and can also be detached from the mounting frame 4.1, the mounting frame 4.1 is detachably and rotatably connected with the first connecting rod 4.5 through the support plates 4.10, and the height of the first roller 4.3 can be conveniently adjusted through connection of each support plate 4.10 and the first connecting rod 4.5.

In an embodiment, the installation rod 4.11 for installing the film is installed on the installation frame 4.1, the axis of the installation rod 4.11 is parallel to the axis of the first roller 4.3, one end of the installation rod 4.11 is in threaded connection with the installation frame 4.1, the other end of the installation rod 4.11 is in sliding connection with the installation frame 4.1, the installation rod 4.11 is inserted into the cylinder with the film rolled up during use, the film can rotate relative to the installation rod 4.11, the film is driven to rotate and unfold through the rotation of the first roller 4.3, and the installation rod 4.11 is connected with the installation frame 4.1, so that the installation rod 4.11 can be conveniently disassembled and assembled, and the film can be conveniently installed on the installation frame 4.1.

In one embodiment, the third motor 4.12 is fixed on the mounting frame 4.1 through bolts, an output shaft of the third motor 4.12 is fixedly connected with the second roller 4.4, the second roller 4.4 is rotatably connected with the mounting frame 4.1 through a bearing, an axis of the second roller 4.4 is parallel to an axis of the first roller 4.3, the second roller 4.4 is in surface contact with the first roller 4.3 to form a structure which clamps the film through matching of the first roller 4.3 and the second roller 4.4, the first roller 4.3 is driven to rotate and move through rotation of the second roller 4.4, the rotation speed and the rotation direction of a point on the circumferential side surface of the first roller 4.3 are the same as those of a point on the circumferential side surface of the roller 5, when the concrete surface layer is used, the film passes through a space between the first roller 4.3 and the second roller 4.4, and then passes through the lowest side of the first roller 4.3 to be laid on the concrete surface layer, the radius of the first roller 4.3 is the same as that of the second roller 4.4, and the radius of the first motor, The second motor 9, the third motor 4.12 are servo motors, contact with the surface of the first roller 4.3 through the second roller 4.4, when the film is located between the first roller 4.3 and the second roller 4.4, the first roller 4.3 and the second roller 4.4 are matched to clamp the film, the second roller 4.4 is driven to rotate through the rotation of the third motor 4.12, and then the first roller 4.3 is driven to rotate, so that the film is clamped and unfolded through the first roller 4.3 and the second roller 4.4, and the rotation of the first roller 4.3 is tightly combined with the concrete surface layer, thereby forming a structure that the film is clamped through the matching of the first roller 4.3 and the second roller 4.4, and the first roller 4.3 is driven to rotate and move through the rotation of the second roller 4.4, so as to prevent the first roller 4.3 and the concrete surface layer from being damaged when slipping, thereby affecting the concrete curing.

In one embodiment, the hanger rods 11 are slidably connected to the bracket 1, wherein the hanger rods 11 are slidably connected to grooves of the I-shaped position on the cross beam 1.3 of the bracket 1 through pulleys, each hanger rod 11 is fixed to the hose 12 in a clamping manner, the hose 12 is communicated with the water pipe 10, one of the hanger rods 11 tightly attached to the bracket 2 is fixed to the connecting rod through a bolt 13, the length of the limiting rod 13 in the sliding direction of the hanger rods 11 is larger than the maximum rotating radius of the support 3, when the bracket 2 slides relative to the bracket 1 through the hanger rods 11, the water supply at the water pipe 10 is not affected, and the limiting rod 13 prevents the support 3 from being stirred with the hose 12 when rotating.

In one embodiment, the bracket 1 is fixed with a water tank 14 through bolts, the water tank 14 is fixed with a water pump 15 through bolts, the water outlet of the water pump 15 is communicated with the hose 12, two water tanks 14 are arranged on the right side frame 1.2, and the bottoms of the two water tanks 14 are communicated through a connecting pipe.

In one embodiment, the water pipe 10 is provided with spray headers 16, and the spray headers 16 are uniformly distributed along the axial direction of the water pipe 10, so that uniform spraying is facilitated through the spray headers 16.

Wherein the mounting bracket 4.1 includes two down tube 19, two 19 upper ends of down tube are rotated with extension board 4.10 and are connected, two 19 lower extremes of down tube and first cylinder 4.3, second cylinder 4.4 rotate and are connected, two horizontal poles 17 of welding between two down tube 19, two montants 18 of welding between two horizontal poles 17, each extension board 4.10 is located montant 18, first connecting rod 4.5, second connecting rod 4.6, the quantity of elastic component 4.2 has two, installation pole 4.11 and an 19 sliding connection of down tube, installation pole 4.11 and another 19 threaded connection of down tube.

The present invention has been described in detail with reference to the specific embodiments and examples, but these are not intended to limit the present invention. Many variations and modifications may be made by one of ordinary skill in the art without departing from the principles of the present invention, which should also be considered as within the scope of the present invention.

Claims

1. Curing means is used in road bridge concrete construction, including support (1), the installation is used for driven gyro wheel (5), its characterized in that on support (1): the bracket (1) is connected with the connecting frame (2) in a sliding way, the connecting frame (2) is fixedly connected with the first motor (6), a gear (7) is arranged on an output shaft of the first motor (6), a rack (8) matched with the gear (7) is arranged on the bracket (1), the connecting frame (2) is fixedly connected with a second motor (9), a support (3) is arranged on an output shaft of the second motor (9), a water pipe (10) for sprinkling water is arranged on the support (3), a laying unit (4) for laying a film is arranged on the support (3) at the rear side of the water pipe (10), the laying unit (4) comprises a mounting rack (4.1), the mounting rack (4.1) is rotatably connected with the support (3), an elastic piece (4.2) made of elastic material is arranged between the mounting rack (4.1) and the support (3), the bottom end of the mounting rack (4.1) is provided with a first roller (4.3) which is used for contacting with the concrete surface.

2. The maintenance device for road and bridge concrete construction according to claim 1, characterized in that: install first connecting rod (4.5) on mounting bracket (4.1), install second connecting rod (4.6) on support (3), first connecting rod (4.5) and second connecting rod (4.6) sliding connection, the junction installation of first connecting rod (4.5) and second connecting rod (4.6) is used for restricting stopper (4.9) of first connecting rod (4.5) relative second connecting rod (4.6) sliding displacement, install first baffle (4.7) on first connecting rod (4.5), install second baffle (4.8) on second connecting rod (4.6), install between first baffle (4.7) and second baffle (4.8) elastic component (4.2), the distance between first baffle (4.7) and second baffle (4.8) is less than or equal to the length of elastic component (4.2) under the no external force state.

3. The maintenance device for road and bridge concrete construction according to claim 1, characterized in that: the installation is used for installing installation pole (4.11) of film on mounting bracket (4.1), the axis of installation pole (4.11) is parallel with the axis of first cylinder (4.3), installation pole (4.11) one end and mounting bracket (4.1) threaded connection, installation pole (4.11) other end and mounting bracket (4.1) sliding connection.

4. The maintenance device for road and bridge concrete construction according to claim 1, characterized in that: fixedly connected third motor (4.12) on mounting bracket (4.1), output shaft installation second cylinder (4.4) of third motor (4.12), second cylinder (4.4) rotate with mounting bracket (4.1) and are connected, the axis of second cylinder (4.4) is parallel with the axis of first cylinder (4.3), second cylinder (4.4) and first cylinder (4.3) surface contact form and press from both sides tight film through the cooperation of first cylinder (4.3) and second cylinder (4.4) to the structure that rotation through second cylinder (4.4) drove first cylinder (4.3) and rotate and the film removes, and the rotational speed and the direction of rotation of a bit on first cylinder (4.3) week side and the rotational speed and the direction of a bit on gyro wheel (5) week side are the same.

5. The maintenance device for road and bridge concrete construction according to claim 1, characterized in that: the support (1) is connected with suspension rods (11) in a sliding mode, each suspension rod (11) is fixedly connected with a hose (12), the hoses (12) are communicated with a water pipe (10), one of the suspension rods (11) clinging to the connecting frame (2) is fixedly connected with a limiting rod (13) with the connecting rod, and the length of the limiting rod (13) in the sliding direction of the suspension rods (11) is larger than the maximum rotating radius of the support (3).

6. The maintenance device for road and bridge concrete construction according to claim 1, characterized in that: the spray headers (16) are arranged on the water pipe (10), and the spray headers (16) are uniformly distributed along the axial direction of the water pipe (10).

7. The maintenance device for road and bridge concrete construction according to claim 2, characterized in that: the mounting rack (4.1) is detachably and rotatably connected with the first connecting rod (4.5) through support plates (4.10), and the support plates (4.10) are linearly distributed on the mounting rack (4.1).

8. The maintenance device for road and bridge concrete construction according to claim 5, characterized in that: install water tank (14) on support (1), fixed connection is rather than suction pump (15) of intercommunication on water tank (14), the delivery port and hose (12) intercommunication of suction pump (15).