Road flattening device

Abstract

The utility model relates to the technical field of road construction, and discloses a road flattening device which comprises a supporting frame, a liquid storage tank is detachably installed at the upper end of one side of the supporting frame, the liquid outlet end of the liquid storage tank is communicated with a spray head through a water pump, a flattening roller is movably arranged in the middle of the supporting frame in a penetrating mode, and a connecting frame is welded to the upper end of the flattening roller. The connecting frame is slidably connected with the supporting frame. According to the technical scheme, the lead screw can be matched with the lead screw sleeve to drive the connecting frame to slide upwards, the connecting frame drives the flattening roller to move along with the lead screw, and the flattening roller is separated from the ground by a certain height, so that the flattening roller is conveniently pushed to move through the moving wheels on the supporting frame, and the situation that the flattening roller is too strenuous to push due to contact with the ground is avoided; and in the rotating process of the lead screw, the sliding block drives the shielding plate to move leftwards, the shielding plate covers and protects the spray head, and therefore the situation that the spray head is damaged after the flattening device is idle is reduced, and the flattening device can be further conveniently used next time.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction, in particular to a highway flattening device. Background Art

[0002] During highway construction, in order to avoid unevenness and water accumulation after the completion of the road and to improve the safety of road use, it is often necessary to use a flattening device to flatten the road and level it.

[0003] After searching, the publication number is (CN215366667U), which discloses a flattening device for highway construction, including: a trolley, which is placed on the ground, and a fixed plate and a limit plate are fixedly connected to the right side of the trolley; a worm gear, which is engaged and passes through the inside of the limit plate, and connecting plates forming an integrated structure with the worm gear are arranged on the front and rear sides of the middle part of the worm gear, and a pressure rod rotatably connected to the connecting plate is engaged with the inner side of the lower end of the connecting plate; the enclosure plate is screwed to the outer side of the middle part of the connecting plate, and a scraper is welded to the inner side of the lower end of the enclosure plate.

[0004] When implementing this technical solution, there are at least the following defects: although the utility model can flatten the road construction and spray water on the flattening roller to cool it down, it is inconvenient to retract the flattening roller after the road is flattened, which makes it too laborious to push the flattening device and it is inconvenient to protect the nozzle, which is in urgent need of improvement. Therefore, we propose a road flattening device. Utility Model Content

[0005] The utility model aims to provide a road flattening device to solve the problems raised in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a road flattening device, comprising a support frame, a liquid storage tank is detachably mounted on the upper end of one side of the support frame, the liquid outlet end of the liquid storage tank is connected to a nozzle through a water pump, a flattening roller is movably arranged through the middle of the support frame, a connecting frame is welded to the upper end of the flattening roller, the connecting frame is slidably connected to the support frame, a servo motor is detachably mounted on the lower end of the other side of the support frame, and a screw is mounted on the output end of the servo motor;

[0007] A baffle plate is provided at the lower end of one side of the support frame, a slider is fixedly installed at the upper end of the baffle plate, a slide groove is opened at the lower end of one side of the support frame, a traction rope is fixedly connected to the other side of the baffle plate, a winding drum is fixedly installed at the lower end of the screw rod, and the other end of the traction rope is wound around the outer wall of the winding drum.

[0008] By adopting the above technical scheme, the flattening roller can be separated from the ground by a certain height, so that it is convenient to push and move it through the moving wheels on the support frame, avoiding the situation that the flattening roller contacts the ground and causes excessive effort to push, and during the rotation of the screw rod, the winding drum on the screw rod can release the wound traction rope, and according to the spring resilience, the reset spring drives the slider to reset along the slide groove, so that the slider drives the baffle plate to move to the left, so that the baffle plate covers and protects the nozzle, thereby reducing the possibility of nozzle damage after the flattening device is idle, and further facilitating the next use of the flattening device.

[0009] Optionally, a screw sleeve is fixedly installed on the other side of the connecting frame, and the screw is threadedly connected to the screw sleeve.

[0010] By adopting the above technical solution, it is convenient to cooperate with the screw rod and the screw rod sleeve, so as to drive the connecting frame to move, thereby facilitating the control of the position of the flattening roller.

[0011] Optionally, the size of the slider is matched with the size of the slide groove, and the slider is slidably connected to the slide groove.

[0012] By adopting the above technical solution, the stability of the movement of the shielding plate can be ensured through the cooperation between the slider and the slide groove.

[0013] Optionally, the nozzle is arranged at an upper end of one side of the flattening roller.

[0014] By adopting the above technical solution, it is convenient to spray and cool the flattening roller through the nozzle.

[0015] Optionally, a return spring is fixedly installed in the inner cavity of the slide groove, and the other end of the return spring is fixedly connected to the slider.

[0016] By adopting the above technical solution, the reset spring can drive the slider to reset by relying on the spring resilience.

[0017] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0018] The technical solution of the present application, through the support frame, nozzle, servo motor, connecting frame, baffle plate, reset spring and winding reel, can enable the screw rod to cooperate with the screw rod sleeve to drive the connecting frame to slide upward, and the connecting frame drives the flattening roller to follow the movement, so that the flattening roller is separated from the ground by a certain height, thereby facilitating the pushing and moving of the flattening roller by the moving wheels on the support frame, avoiding the situation where the flattening roller contacts the ground and causes excessive effort to push, and during the rotation of the screw rod, the slider can drive the baffle plate to move to the left, so that the baffle plate covers and protects the nozzle, thereby reducing the possibility of damage to the nozzle after the flattening device is idle, and further facilitating the next use of the flattening device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0020] Figure 1 This is a schematic diagram of the overall structure of a road flattening device of the utility model;

[0021] Figure 2 It is a partial enlarged structural schematic diagram of position A of a road flattening device of the utility model.

[0022] In the figure: 1. support frame; 11. liquid storage tank; 12. nozzle; 13. flattening roller; 2. servo motor; 21. screw; 22. connecting frame; 23. screw sleeve; 3. baffle plate; 31. slider; 32. slide groove; 33. reset spring; 4. traction rope; 5. winding drum. DETAILED DESCRIPTION

[0023] See also Figure 1-2 The utility model provides a technical solution: a road flattening device, including a support frame 1, a liquid storage tank 11 is detachably mounted on the upper end of one side of the support frame 1, which is convenient for storing tap water, and the liquid outlet of the liquid storage tank 11 is connected to a nozzle 12 through a water pump, and a flattening roller 13 is movably arranged through the middle of the support frame 1, which is convenient for flattening the road mortar, and a connecting frame 22 is welded to the upper end of the flattening roller 13, and the connecting frame 22 is slidably connected to the support frame 1, and a servo motor 2 is detachably mounted on the lower end of the other side of the support frame 1, and a screw rod 21 is installed at the output end of the servo motor 2;

[0024] A baffle plate 3 is provided at the lower end of one side of the support frame 1, a slider 31 is fixedly installed at the upper end of the baffle plate 3, a slide groove 32 is opened at the lower end of one side of the support frame 1, a traction rope 4 is fixedly connected to the other side of the baffle plate 3, a winding drum 5 is fixedly installed at the lower end of the screw rod 21, and the other end of the traction rope 4 is wound around the outer wall of the winding drum 5, and a nozzle 12 is provided at the upper end of one side of the flattening roller 13, so that the flattening roller 13 can be sprayed and cooled by the nozzle 12, and a reset spring 33 is fixedly installed in the inner cavity of the slide groove 32, and the other end of the reset spring 33 is fixedly connected to the slider 31, so that the reset spring 33 can drive the slider 31 to reset by relying on the spring resilience.

[0025] A screw sleeve 23 is fixedly installed on the other side of the connecting frame 22. The screw 21 is threadedly connected to the screw sleeve 23, so that the connecting frame 22 can be driven to move through the cooperation between the screw 21 and the screw sleeve 23, thereby facilitating the control of the position of the flattening roller 13.

[0026] The size of the slider 31 matches the size of the slide groove 32 , and the slider 31 is slidably connected to the slide groove 32 . The slider 31 cooperates with the slide groove 32 , so that the stability of the movement of the shielding plate 3 can be ensured.

[0027] During transportation, first turn on the servo motor 2, which drives the screw rod 21 to rotate forward. The screw rod 21 cooperates with the screw rod sleeve 23 to drive the connecting frame 22 to slide upward, and the connecting frame 22 drives the flattening roller 13 to follow and move, so that the flattening roller 13 is separated from the ground by a certain height, so as to facilitate the pushing and moving by the moving wheels on the support frame 1, and avoid the situation that the flattening roller 13 contacts the ground and causes too much effort to push. At the same time, during the rotation of the screw rod 21, the winding drum 5 on the screw rod 21 releases the wound traction rope 4. According to the spring resilience, the reset spring 33 drives the slider 31 to reset along the slide groove 32, so that the slider 31 drives the baffle plate 3 to move to the left, so that the baffle plate 3 covers and protects the nozzle 12, thereby reducing the possibility of damage to the nozzle 12 after the flattening device is idle, and further facilitating the next use of the flattening device.

Claims

1. A road flattening device, comprising a support frame (1), characterized in that: A liquid storage tank (11) is detachably mounted on the upper end of one side of the support frame (1), and the liquid outlet end of the liquid storage tank (11) is connected to a nozzle (12) through a water pump. A flattening roller (13) is movably arranged in the middle of the support frame (1), and a connecting frame (22) is welded to the upper end of the flattening roller (13). The connecting frame (22) is slidably connected to the support frame (1). A servo motor (2) is detachably mounted on the lower end of the other side of the support frame (1), and a screw rod (21) is mounted on the output end of the servo motor (2); A baffle plate (3) is provided at the lower end of one side of the support frame (1), a slider (31) is fixedly mounted at the upper end of the baffle plate (3), a slide groove (32) is provided at the lower end of one side of the support frame (1), a traction rope (4) is fixedly connected to the other side of the baffle plate (3), a winding drum (5) is fixedly mounted at the lower end of the screw rod (21), and the other end of the traction rope (4) is wound around the outer wall of the winding drum (5).

2. A road flattening device according to claim 1, characterized in that: A screw sleeve (23) is fixedly mounted on the other side of the connecting frame (22), and the screw rod (21) is threadedly connected to the screw sleeve (23).

3. A road flattening device according to claim 1, characterized in that: The size of the slider (31) matches the size of the slide groove (32), and the slider (31) is slidably connected to the slide groove (32).

4. A road flattening device according to claim 1, characterized in that: The nozzle (12) is arranged at an upper end of one side of the flattening roller (13).

5. A road flattening device according to claim 1, characterized in that: A return spring (33) is fixedly installed in the inner cavity of the slide groove (32), and the other end of the return spring (33) is fixedly connected to the slider (31).

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