Road bridge construction water retention cloth spreading equipment

Abstract

The utility model discloses highway bridge construction water retention cloth spreading equipment which comprises a base, one side of the top end of the base is fixedly connected with a handle, the two sides of the bottom end of the base are fixedly connected with walking wheels, the two ends of one side of the top end of the base are fixedly connected with a set of supporting frames respectively, and one side of the top of the base is provided with a raw material roller. According to the highway bridge construction water retention cloth paving and scattering equipment, the fixed roller is arranged, before water retention cloth is paved, a raw material roller wound with water retention cloth is placed at the top end of the supporting frame, then the water retention cloth is pulled out and penetrates through the space between the fixed roller and the movable roller, and then a threaded shaft is pulled to drive the movable roller to move towards one side; the water retention cloth is tightly attached to the surfaces of the fixed roller and the movable roller, so that the water retention cloth is automatically pressed to be flat, then the positioning nut is rotated to be attached to one end of the base, the movable roller is positioned through the threaded shaft, and the problem that the water retention cloth cannot be automatically flattened is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of highway bridge construction, in particular to a water-retaining cloth spreading device for highway bridge construction. Background Art

[0002] The surface of roads and bridges is mostly made of concrete. In the construction process of highway and bridge projects, after pouring concrete on the surface of the road surface, it is necessary to lay a water-retaining cloth on the concrete layer and sprinkle water on the water-retaining cloth. The function is to improve the compressive strength of the concrete layer. It is an important step in the construction process of highway and bridge projects.

[0003] However, the water-retaining cloth laying equipment currently used in highway bridge construction still has some defects in use. When laying the water-retaining cloth, the water-retaining cloth cannot be automatically laid flat, resulting in wrinkles on the water-retaining cloth during the laying process, thus affecting the construction effect;

[0004] Now a new type of water-retaining cloth spreading equipment for highway bridge construction is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a water-retaining cloth spreading device for highway bridge construction, so as to solve the problem that the water-retaining cloth cannot be spread automatically in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water-retaining cloth spreading device for highway bridge construction, comprising a base, a handle is fixedly connected to one side of the top of the base, moving wheels are fixedly connected to both sides of the bottom of the base, a group of support frames are fixedly connected to both ends of one side of the top of the base, a raw material roller is arranged on one side of the top of the base, a group of positioning shafts are fixedly connected to both ends of the raw material roller, and the positioning shafts are movably connected to the support frames;

[0007] A fixed roller is movably connected to one side of the base, a group of slide grooves are respectively opened at both ends of the base, a movable roller is arranged inside the base, a group of threaded shafts are respectively fixedly connected to the two ends of the movable roller, and the threaded shafts pass through the slide grooves and are movably connected to positioning nuts.

[0008] Preferably, the positioning nut is movably connected to the base, and the center line of the threaded shaft and the center line of the movable roller are on the same horizontal plane.

[0009] Preferably, the threaded shaft is slidably connected to the slide groove, and the center line of the fixed roller and the center line of the movable roller are on the same horizontal plane.

[0010] Preferably, the top of the base is fixedly connected to a hydraulic cylinder, the bottom of the base is movably connected to a lifting frame, the lifting frame is movably connected to a pressure cylinder, and two sets of limit plates are fixedly connected to both ends of the base.

[0011] Preferably, the lifting frame is slidably connected to the limiting plate, and the center line of the lifting frame and the center line of the pressing cylinder are on the same vertical plane.

[0012] Preferably, the limit plates at both ends of the base are arranged symmetrically, and the output end of the hydraulic cylinder extends to the inside of the base and is fixedly connected to the lifting frame.

[0013] Preferably, a water tank is fixedly connected to one side of the top of the base, a water inlet is fixedly connected to the top of the water tank, a water outlet valve is fixedly connected to the bottom end of one side of the water tank, a water pipe is fixedly connected to the bottom end of the water outlet valve, the water pipe extends to the interior of the base and is fixedly connected to a water guide chamber, and a water sprinkling port is fixedly connected to the bottom end of the water guide chamber.

[0014] Preferably, the water sprinkling ports at the bottom of the water guide bin are arranged at equal intervals, and the water guide pipe is connected to the interior of the water guide bin.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the water-retaining cloth spreading equipment for highway bridge construction can not only automatically lay the water-retaining cloth, automatically attach the water-retaining cloth to the concrete layer, but also automatically sprinkle water to improve construction efficiency;

[0016] (1) By providing a fixed roller, a movable roller, a chute, a threaded shaft and a positioning nut, before laying the water-retaining cloth, a raw material roll with the water-retaining cloth wound around it is placed on the top of the support frame, and then the water-retaining cloth is pulled out and passed between the fixed roller and the movable roller, and then the threaded shaft is pulled to drive the movable roller to move to one side, so that the water-retaining cloth is closely attached to the surfaces of the fixed roller and the movable roller, thereby automatically pressing the water-retaining cloth to keep it flat, and then the positioning nut is rotated to make it fit on one end of the base, so that the movable roller is positioned by the threaded shaft, and the water-retaining cloth can be automatically laid flat;

[0017] (2) By providing a lifting frame, a pressing cylinder, a limiting plate and a hydraulic cylinder, during the process of laying the water-retaining cloth, the water-retaining cloth is passed through the bottom of the pressing cylinder, and then the hydraulic cylinder at the top of the base is started to drive the lifting frame down. When the lifting frame descends, the pressing cylinder is driven down. The pressing cylinder can simultaneously press down the water-retaining cloth and make the water-retaining cloth fit on the concrete layer of the road surface. The limiting plates at both ends of the base fit on both sides of the lifting frame to limit the lifting frame, thereby effectively improving the stability of the pressing cylinder, so that the water-retaining cloth is laid flatly on the concrete layer, and the water-retaining cloth can be automatically and evenly fitted on the concrete layer;

[0018] (3) By providing a water sprinkling port, a water guide chamber, a water guide pipe, a water outlet valve, a water storage tank and a water inlet, during construction, clean water can be first injected into the water storage tank through the water inlet, and then during the laying process, the water outlet valve can be opened to guide water into the water guide chamber through the water guide pipe, and finally, water can be sprayed on the surface of the water-retaining cloth through the water sprinkling port at the bottom of the water guide chamber, so that water can be automatically sprinkled during laying, thereby improving the efficiency of construction and realizing automatic water sprinkling during the laying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the side cross-sectional structure of the lifting frame of the utility model;

[0021] Figure 3 It is a schematic diagram of the side cross-sectional structure of the movable roller of the utility model;

[0022] Figure 4 It is a schematic diagram of the top view of the raw material roller of the utility model.

[0023] In the figure: 1. base; 2. action wheel; 3. fixed roller; 4. movable roller; 5. slide; 6. lifting frame; 7. pressing cylinder; 8. limit plate; 9. water sprinkling port; 10. water guide chamber; 11. water guide pipe; 12. water outlet valve; 13. water storage tank; 14. water filling port; 15. hydraulic cylinder; 16. threaded shaft; 17. support frame; 18. positioning shaft; 19. raw material roller; 20. handle; 21. positioning nut. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1: Please refer to Figure 1-4 A water-retaining cloth spreading device for highway bridge construction includes a base 1, a handle 20 is fixedly connected to one side of the top of the base 1, moving wheels 2 are fixedly connected to both sides of the bottom of the base 1, a group of support frames 17 are fixedly connected to both ends of one side of the top of the base 1, a raw material roller 19 is arranged on one side of the top of the base 1, and a group of positioning shafts 18 are fixedly connected to both ends of the raw material roller 19, and the positioning shafts 18 are movably connected to the support frames 17;

[0026] A fixed roller 3 is movably connected to one side of the base 1, a set of slide grooves 5 are respectively opened at both ends of the base 1, a movable roller 4 is arranged inside the base 1, and a set of threaded shafts 16 are respectively fixedly connected to both ends of the movable roller 4, and the threaded shafts 16 pass through the slide grooves 5 and are movably connected to positioning nuts 21;

[0027] The positioning nut 21 is movably connected to the base 1, and the center line of the threaded shaft 16 and the center line of the movable roller 4 are on the same horizontal plane;

[0028] The threaded shaft 16 is slidably connected to the slide groove 5, and the center line of the fixed roller 3 and the center line of the movable roller 4 are on the same horizontal plane;

[0029] Specifically, Figure 1 and Figure 3 As shown, before laying the water-retaining cloth, the raw material roll 19 wound with the water-retaining cloth is placed on the top of the support frame 17, and then the water-retaining cloth is pulled out and passed between the fixed roller 3 and the movable roller 4, and then the threaded shaft 16 is pulled to drive the movable roller 4 to move to one side, so that the water-retaining cloth is tightly attached to the surfaces of the fixed roller 3 and the movable roller 4, thereby automatically pressing the water-retaining cloth to keep it flat, and then the positioning nut 21 is rotated to make it fit on one end of the base 1, so that the movable roller 4 is positioned by the threaded shaft 16, and the water-retaining cloth can be automatically laid flat.

[0030] Embodiment 2: The top of the base 1 is fixedly connected with a hydraulic cylinder 15, the bottom of the base 1 is movably connected with a lifting frame 6, the lifting frame 6 is movably connected with a pressing cylinder 7, and the two ends of the base 1 are respectively fixedly connected with two sets of limit plates 8;

[0031] The lifting frame 6 is slidably connected to the limit plate 8, and the center line of the lifting frame 6 and the center line of the pressing cylinder 7 are in the same vertical plane;

[0032] The limit plates 8 at both ends of the base 1 are arranged symmetrically, and the output end of the hydraulic cylinder 15 extends to the inside of the base 1 and is fixedly connected to the lifting frame 6;

[0033] Specifically, Figure 1 and Figure 2 As shown, in the process of laying the water-retaining cloth, the water-retaining cloth is passed through the bottom of the pressing cylinder 7, and then the hydraulic cylinder 15 at the top of the base 1 is started to drive the lifting frame 6 to descend. The lifting frame 6 descends and drives the pressing cylinder 7 to descend. The pressing cylinder 7 can press down the water-retaining cloth at the same time and make the water-retaining cloth fit on the concrete layer of the road surface, and the limiting plates 8 at both ends of the base 1 fit on both sides of the lifting frame 6 to limit the lifting frame 6, thereby effectively improving the stability of the pressing cylinder 7, so that the water-retaining cloth is laid flatly on the concrete layer, and the water-retaining cloth can be automatically and evenly fitted on the concrete layer.

[0034] Embodiment 3: A water storage tank 13 is fixedly connected to one side of the top of the base 1, a water inlet 14 is fixedly connected to the top of the water storage tank 13, a water outlet valve 12 is fixedly connected to the bottom end of one side of the water storage tank 13, a water guide pipe 11 is fixedly connected to the bottom end of the water outlet valve 12, the water guide pipe 11 extends to the inside of the base 1 and is fixedly connected to a water guide chamber 10, and a water sprinkling port 9 is fixedly connected to the bottom end of the water guide chamber 10;

[0035] The water sprinkling ports 9 at the bottom of the water guide chamber 10 are arranged at equal intervals, and the water guide pipe 11 is connected to the interior of the water guide chamber 10;

[0036] Specifically, Figure 1 As shown, during construction, clean water can be first injected into the water storage tank 13 through the water filling port 14, and then during the laying process, the water outlet valve 12 can be opened to guide water into the water guide chamber 10 through the water guide pipe 11, and finally, water is sprayed on the surface of the water-retaining cloth through the water sprinkling port 9 at the bottom of the water guide chamber 10, so that automatic watering can be achieved during laying, thereby improving the efficiency of construction and achieving automatic watering during the laying process.

[0037] Working principle: When the utility model is in use, before laying the water-retaining cloth, the raw material roll 19 wound with the water-retaining cloth is placed on the top of the support frame 17, and then the water-retaining cloth is pulled out and passed between the fixed roller 3 and the movable roller 4, and then the threaded shaft 16 is pulled to drive the movable roller 4 to move to one side, so that the water-retaining cloth is tightly attached to the surfaces of the fixed roller 3 and the movable roller 4, thereby automatically pressing the water-retaining cloth to keep the water-retaining cloth flat, and then the positioning nut 21 is rotated to make it fit on one end of the base 1, so as to position the movable roller 4 through the threaded shaft 16. In the process of laying the water-retaining cloth, the water-retaining cloth is passed through the bottom of the pressing cylinder 7, and then the hydraulic cylinder 15 at the top of the base 1 is started to drive the lifting frame 6 to descend, and the lifting frame 6 When it descends, it drives the pressure cylinder 7 to descend. The pressure cylinder 7 can simultaneously press down the water-retaining cloth and make it fit on the concrete layer of the road surface, and the limiting plates 8 at both ends of the base 1 fit on both sides of the lifting frame 6 to limit the lifting frame 6, thereby effectively improving the stability of the pressure cylinder 7, so that the water-retaining cloth can be laid flat on the concrete layer. During construction, clean water can be first injected into the water storage tank 13 through the water filling port 14, and then during the laying process, the water outlet valve 12 can be opened to guide water into the water guide chamber 10 through the water guide pipe 11, and finally, water can be sprayed on the surface of the water-retaining cloth through the water sprinkling port 9 at the bottom of the water guide chamber 10, so that automatic watering can be achieved during laying, thereby improving the efficiency of construction.

Claims

1. A water-retaining fabric spreading device for highway bridge construction, comprising a base (1), characterized in that: A handle (20) is fixedly connected to one side of the top end of the base (1), and moving wheels (2) are fixedly connected to both sides of the bottom end of the base (1). A group of support frames (17) are fixedly connected to both ends of one side of the top end of the base (1). A raw material roller (19) is provided on one side of the top of the base (1), and a group of positioning shafts (18) are fixedly connected to both ends of the raw material roller (19), and the positioning shafts (18) are movably connected to the support frames (17). A fixed roller (3) is movably connected to one side of the interior of the base (1), a group of slide grooves (5) are respectively provided at two ends of the base (1), a movable roller (4) is arranged inside the base (1), and a group of threaded shafts (16) are respectively fixedly connected to the two ends of the movable roller (4), and the threaded shafts (16) pass through the slide grooves (5) and are movably connected to positioning nuts (21).

2. The water-retaining cloth spreading equipment for highway bridge construction according to claim 1 is characterized by: The positioning nut (21) is movably connected to the base (1), and the center line of the threaded shaft (16) and the center line of the movable roller (4) are on the same horizontal plane.

3. The water-retaining cloth spreading equipment for highway bridge construction according to claim 1 is characterized by: The threaded shaft (16) is slidably connected to the slide groove (5), and the center line of the fixed roller (3) and the center line of the movable roller (4) are on the same horizontal plane.

4. The water-retaining cloth spreading equipment for highway bridge construction according to claim 1, characterized in that: The top end of the base (1) is fixedly connected to a hydraulic cylinder (15), the bottom end inside the base (1) is movably connected to a lifting frame (6), the inside of the lifting frame (6) is movably connected to a pressure cylinder (7), and the two ends inside the base (1) are respectively fixedly connected to two sets of limit plates (8).

5. The water-retaining cloth spreading equipment for highway bridge construction according to claim 4, characterized in that: The lifting frame (6) is slidably connected to the limiting plate (8), and the center line of the lifting frame (6) and the center line of the pressing cylinder (7) are on the same vertical plane.

6. The water-retaining cloth spreading equipment for highway bridge construction according to claim 4, characterized in that: The limit plates (8) at both ends of the base (1) are arranged symmetrically, and the output end of the hydraulic cylinder (15) extends to the inside of the base (1) and is fixedly connected to the lifting frame (6).

7. The water-retaining fabric spreading equipment for highway bridge construction according to claim 1, characterized in that: A water tank (13) is fixedly connected to one side of the top of the base (1), a water inlet (14) is fixedly connected to the top of the water tank (13), a water outlet valve (12) is fixedly connected to the bottom of one side of the water tank (13), a water guide pipe (11) is fixedly connected to the bottom of the water outlet valve (12), the water guide pipe (11) extends to the inside of the base (1) and is fixedly connected to a water guide chamber (10), and a water sprinkling port (9) is fixedly connected to the bottom of the water guide chamber (10).

8. The water-retaining fabric spreading equipment for highway bridge construction according to claim 7, characterized in that: The water sprinkling ports (9) at the bottom of the water guide chamber (10) are arranged at equal intervals, and the water guide pipe (11) is connected to the interior of the water guide chamber (10).

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