Trowelling device for expressway pavement construction

Abstract

The trowelling device for expressway pavement construction comprises a support, a roller and a handrail, wing plates are arranged at the two ends of the support, grooves are formed in the opposite faces of the wing plates, screws are arranged in the grooves in a penetrating mode, sliding blocks are arranged on the screws, the roller is erected between the two sliding blocks, a scraping plate is arranged on the inner side, close to the roller, of the support, and the scraping plate is arranged on the inner side, close to the roller, of the support. The free end of the scraping plate is connected with the outer circular surface of the roller; the two ends of the wing plate are connected with rollers through telescopic rods; the handrail is arranged at the top of the bracket; the end of the screw penetrates through the top of the support to be connected with a gear. The grooves are formed in the inner sides of the wing plates, the screw rods are arranged in the grooves, the motor drives the screw rods to rotate, the height of the sliding blocks can be adjusted so as to adjust the height of the roller, and the trowelling device can adapt to different filling thicknesses; the concrete can better enter the filled cracks of the expressway pavement, and meanwhile, the top of the concrete can be flattened.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete leveling, and more specifically to a leveling device for high-speed road construction. Background Art

[0002] Expressway refers to freeways, which are multi-lane roads specially designed for cars to travel in different directions and lanes, with full access control. Freeways have a large volume of traffic every day. During long-term use, cracks and potholes will appear on the road surface of the freeway, which can easily bring danger to vehicles traveling at high speeds. Concrete is needed to fill and smooth the cracks to keep the freeway road surface flat.

[0003] A Chinese patent discloses a smoothing device for road construction, with the publication number CN213896656U. The article proposes "including a device shell, both ends of the top of the device shell are fixedly installed with support platforms, the tops of the left and right ends of the support platforms are respectively fixedly installed with a No. 1 motor and a No. 2 motor, the inner wall of the device shell is movably installed with a connecting rod, both ends of the connecting rod pass through the device shell and extend to the outside of the device shell and are fixedly connected with wheels, the outer surface of the right end of the connecting rod is fixedly sleeved with a gear, the output shaft of the No. 1 motor passes through the support platform and extends to the inner cavity of the device shell and is fixedly connected with a turbine, and the turbine is meshed with the gear", but the prior art cannot adjust the height position, resulting in the inability to change according to the thickness of the concrete to be filled, affecting the use effect of the equipment. Therefore, it is very necessary to design a smoothing device for high-speed road construction. Utility Model Content

[0004] The utility model provides a trowel device for high-speed road construction, which solves the problem that the existing trowel device for road construction cannot adjust the roller height, resulting in failure to change the thickness of concrete to be filled, thus affecting the use effect.

[0005] According to one aspect of the utility model, a smoothing device for high-speed road construction is provided, including a bracket, a roller and a handrail, wherein wing plates are provided at both ends of the bracket, grooves are provided on the opposite surfaces of the wing plates, a screw rod is passed through the groove, a slider is installed on the screw rod, the roller is mounted between the two sliders, a scraper is provided on the inner side of the bracket close to the roller, and the free end of the scraper is connected to the outer circumferential surface of the roller; rollers are connected to the two ends of the wing plates by telescopic rods, and the handrail is installed on the top of the bracket; the end of the screw rod passes through the top of the bracket and is connected to a gear, and a driving wheel driven by a motor is provided on the bracket, and the driving wheel is meshed with the gear.

[0006] Preferably, based on the above solution, the scraper is connected to the bracket via a spring rod.

[0007] Preferably, based on the above scheme, a water tank is further installed on the upper part of the bracket, a water pipe is provided on the water tank, the water pipe is connected to a spray plate, a plurality of nozzles are provided on the spray plate, and the spray plate is arranged opposite to the roller.

[0008] Preferably, based on the above solution, a connecting seat is provided on the water tank, and the handrail is mounted on the water tank through the connecting seat.

[0009] Preferably, based on the above scheme, there are multiple water pipes evenly spaced, one side of the water pipe is connected to the water tank, and the other side of the water pipe is connected to the spray plate, and the nozzles are evenly distributed on the spray plate.

[0010] Preferably, based on the above solution, the water tank has a built-in water pump, and the water pipe is connected to the water pump.

[0011] Preferably, based on the above scheme, the scraper includes a mounting plate, a baffle and an action plate, the action plate and the baffle are respectively arranged on both sides of the mounting plate, and the angle between the action plate and the mounting plate is greater than the angle between the baffle and the mounting plate, and the action plate is connected to the outer cylindrical surface of the roller.

[0012] The utility model discloses a smoothing device for high-speed road construction, in which a groove is arranged on the inner side of a wing plate, a screw rod is installed in the groove, and the screw rod is driven to rotate by a motor, so that the height of the slider can be adjusted to adjust the height of the roller to adapt to different filling thicknesses. When in use, when the smoothing device for high-speed road construction of the application moves above the concrete, the concrete can be better entered into the crack filled in the high-speed road surface under the rolling of the roller, and at the same time, the top of the concrete can be smoothed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following is a brief introduction to the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0014] Figure 1 It is a structural schematic diagram of a trowel device for high-speed road construction of the utility model;

[0015] Figure 2 Another three-dimensional schematic diagram of the trowel device for high-speed road construction of the utility model;

[0016] Figure 3 It is a first cross-sectional view of the trowel device for high-speed road construction of the utility model;

[0017] Figure 4 It is a second cross-sectional view of the trowel device for high-speed road construction of the utility model;

[0018] Description of Figure Numbers:

[0019] Bracket 1, wing plate 11, groove 12, screw 13, slider 14, spring rod 15, water inlet end 2, roller 3, handrail 4, scraper 5, mounting plate 51, baffle 52, action plate 53, telescopic rod 6, roller 7, gear 71, driving wheel 72, motor 73, water tank 8, water pipe 81, spray plate 82, nozzle 83, connecting seat 84, rubber sleeve 85; DETAILED DESCRIPTION

[0020] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] It should be understood that when used in this specification and the appended claims, the term "comprising" indicates the presence of described features, integers, steps, operations, elements and / or components, but does not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or collections.

[0022] In order to simplify the drawings, only the parts related to the utility model are schematically shown in each figure, and they do not represent the actual structure of the product. In addition, in order to simplify the drawings and facilitate understanding, in some figures, only one of the parts with the same structure or function is schematically drawn or marked. In this article, "one" not only means "only one", but also means "more than one".

[0023] It should be further understood that the term “and / or” used in the specification and appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations.

[0024] In the embodiments shown in the drawings, the directions (such as up, down, left, right, front and back) used to explain the structure and movement of the various components of the present invention are not absolute but relative. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the positions of the components changes, the directions also change accordingly.

[0025] In addition, in the description of the present application, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the specific implementation methods of the utility model will be described below with reference to the accompanying drawings. Obviously, the accompanying drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings and other implementation methods can be obtained based on these drawings without creative work.

[0027] See also Figure 1 , and combined with Figure 2 and Figure 3 As shown, a smoothing device for high-speed road construction of the utility model comprises a bracket 1, a roller 3 and a handrail 4, wherein wing plates 11 are arranged at both ends of the bracket 1, and the wing plates 11 are vertically arranged on both sides of the bracket 1 to form a concave structure, and grooves 12 are arranged on the opposite surfaces of the two wing plates 11, and a rotatable screw rod 13 is passed through the groove 12, and the top of the screw rod 13 passes through the bracket 1 and extends outward to be equipped with a gear 71, and a driving wheel 72 driven by a motor 73 is arranged on the bracket 1, and the driving wheel 72 is meshed with the gear 71. When the motor 73 drives the driving wheel 72 to rotate, the screw rod 13 is driven to rotate through the gear 71.

[0028] A slider 14 is mounted on the screw 13, and the slider 14 is slidably embedded in the groove 12. A roller 3 is mounted between the two slider 14 brackets 1. When the screw 13 rotates, the slider 14 moves up and down on the screw 13 to change the height of the bracket 1 on the slider 14, thereby adjusting the height of the roller 3 and the ground to be suitable for concrete leveling work of different thicknesses, thereby improving the usability of the equipment.

[0029] It should be noted that the utility model is provided with a scraper 5 on the inner side of the bracket 1 close to the roller 3, the free end of the scraper 5 is connected to the outer circumferential surface of the roller 3, and rollers 7 are connected to the two outer sides of the wing plate 11 through telescopic rods 6, and the handrail 4 is installed on the top of the bracket 1.

[0030] When in use, the handrail 4 is used to push the roller 7 on the bracket 1 to roll on the high-speed road surface. Under the rolling of the roller 3, the concrete can better enter the cracks filled in the high-speed road surface. At the same time, the top of the concrete can be smoothed. The concrete on the roller 3 can be scraped off by the scraper 5. The spring rod 15 can increase the fit between the scraper 5 and the roller 3, which is beneficial to improve the scraping effect.

[0031] The scraper 5 of the utility model is connected to the bracket 1 through a spring rod 15. Specifically, the scraper 5 includes a mounting plate 51, a baffle 52 and an action plate 53. The action plate 53 and the baffle 52 are respectively arranged on both sides of the mounting plate 51, and the angle between the action plate 53 and the mounting plate 51 is greater than the angle between the baffle 52 and the mounting plate 51. The action plate 53 is connected to the outer cylindrical surface of the roller 3.

[0032] When in use, the action plate 53 can scrape the concrete on the roller 3, and the spring rod 15 can increase the fit between the scraper 5 and the roller 3, which is beneficial to improving the scraping effect.

[0033] Furthermore, the utility model is also equipped with a water tank 8 on the upper part of the bracket 1, and a water pipe 81 is provided on the water tank 8. The water pipe 81 is connected to a spray plate 82, and a plurality of nozzles 83 are provided on the spray plate 82. The spray plate 82 is arranged opposite to the roller 3. Specifically, there are multiple water pipes 81 and they are evenly spaced. One side of the water pipe 81 is connected to the water tank 8, and the other side of the water pipe 81 is connected to the spray plate 82. The nozzles 83 are evenly arranged on the spray plate 82. The water tank 8 has a built-in water pump, and the water pipe 81 is connected to the water pump. For the specific structure, please refer to Figure 4 shown.

[0034] During leveling, the water in the water tank 8 can be transported to the spray plate 82 by using a water pump and a water pipe 81, and sprayed out through the nozzle 83, so as to wet the roller 3 and prevent the concrete from sticking to the roller 3. The water pipe 81 is made of stainless steel, which can not only transfer water but also fix the water tank 8 and the spray plate 82. The top end face of the water tank 8 of the utility model is provided with a water inlet end 2, through which water can be added to the water tank 8.

[0035] The utility model has a connecting seat 84 screwed in the center of the top end surface of the water tank 8, and an armrest 4 is provided on the connecting seat 84. A rubber sleeve 85 is sleeved on the top of the armrest 4. The armrest 4 can be used to push the bracket 1 to move, and the rubber sleeve 85 can be used to increase the friction between the hand and the armrest 4.

[0036] The utility model discloses a smoothing device for high-speed road construction, in which a groove 12 is arranged on the inner side of a wing plate 11, a screw rod 13 is installed inside the groove 12, and the screw rod 13 is driven to rotate by a motor 73, so that the height of a slider 14 can be adjusted to adjust the height of a roller 3 to adapt to different filling thicknesses. When in use, when the smoothing device for high-speed road construction of the present application moves above the concrete, the concrete can be better entered into the crack filled in the high-speed road surface under the rolling of the roller 3, and at the same time, the top of the concrete can be smoothed.

[0037] Finally, the method of this application is only a preferred implementation scheme and is not intended to limit the protection scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A smoothing device for high-speed road construction, characterized in that: It includes a bracket, a roller and a handrail, wherein wing plates are provided at both ends of the bracket, grooves are provided on the opposite surfaces of the wing plates, a screw rod is passed through the groove, a slider is installed on the screw rod, the roller is mounted between the two sliders, a scraper is provided on the inner side of the bracket close to the roller, and the free end of the scraper is connected to the outer circumferential surface of the roller; rollers are connected to both ends of the wing plates through telescopic rods, and the handrail is installed on the top of the bracket; the end of the screw rod passes through the top of the bracket and is connected to a gear, and a driving wheel driven by a motor is provided on the bracket, and the driving wheel is meshed with the gear.

2. A trowel device for high-speed road construction as claimed in claim 1, characterized in that: The scraper is connected to the bracket via a spring rod.

3. A trowel device for high-speed road construction as claimed in claim 1, characterized in that: A water tank is also installed on the upper part of the bracket. A water pipe is arranged on the water tank. The water pipe is connected to a spray plate. A plurality of nozzles are arranged on the spray plate. The spray plate is arranged opposite to the roller.

4. A trowel device for high-speed road construction as claimed in claim 3, characterized in that: A connecting seat is arranged on the water tank, and the handrail is mounted on the water tank through the connecting seat.

5. A trowel device for high-speed road construction as claimed in claim 3, characterized in that: There are multiple water pipes that are evenly spaced, one side of the water pipe is connected to the water tank, and the other side of the water pipe is connected to the spray plate, and the nozzles are evenly distributed on the spray plate.

6. A trowel device for highway road construction as claimed in claim 3, characterized in that: The water tank has a built-in water pump, and the water pipe is connected to the water pump.

7. A trowel device for high-speed road construction as claimed in claim 1, characterized in that: The scraper includes a mounting plate, a baffle and an action plate, wherein the action plate and the baffle are respectively arranged on both sides of the mounting plate, and the angle between the action plate and the mounting plate is greater than the angle between the baffle and the mounting plate, and the action plate is connected to the outer cylindrical surface of the roller.

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