Pavement cutting device

Abstract

The utility model discloses a road surface cutting device, which belongs to the technical field of road surface cutting and comprises a base plate and a portal frame, the portal frame is fixedly connected to the upper surface of the base plate, the top of the portal frame is fixedly connected with a first rotating shaft through a bearing, and the upper end of the first rotating shaft is fixedly connected with a crank. The road surface cutting device has the beneficial effects that when the road surface cutting depth of the device is adjusted, people firstly control a motor to operate through a control switch, so that a third rotating shaft, two sets of belt wheels, a fourth rotating shaft and a cutting disc are sequentially driven to rotate, then people rotate a crank, and therefore the first rotating shaft and the threaded column are driven to rotate; and under mutual cooperation of a threaded column and a threaded pipe, the threaded pipe moves and drives a movable block, a pressing plate and a cutting disc to move downwards until the cutting disc enters the ground by a proper depth, the crank is stopped rotating, and people can conveniently adjust the depth of the road surface cut by the device.

Description

Technical Field

[0001] The utility model relates to the technical field of road surface cutting, and more specifically, to a road surface cutting device. Background Art

[0002] Pavement cutting equipment is an indispensable mechanical equipment in the process of pavement maintenance. Therefore, the development of an efficient and environmentally friendly pavement cutting device is of great significance to the maintenance and repair of the pavement. Some existing pavement cutting devices require operators to operate carefully to control the cutting depth of the pavement when cutting the pavement, which seriously affects work efficiency. In order to solve the above problems, we have launched the following device. Utility Model Content

[0003] (1) Technical issues to be solved

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a road surface cutting device, which has the characteristic of being easy to adjust the depth of the road surface cut by the device.

[0005] (2) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides a road cutting device, including a base plate and a gantry, the gantry is fixedly connected to the upper surface of the base plate, the top of the gantry is fixedly connected to a first rotating shaft through a bearing, the upper end of the first rotating shaft is fixedly connected to a crank, the lower end of the first rotating shaft is fixedly connected to a threaded column, the lower end of the threaded column is fixedly connected to a second rotating shaft, the lower end of the second rotating shaft is fixedly connected to the upper surface of the base plate through a bearing, the surface of the threaded column is threadedly connected to a threaded tube, the surface of the threaded tube is fixedly connected to a movable block, a limiting groove is provided on the surface of the gantry, a limiting block is slidably connected to the limiting groove, and the limiting block is fixedly connected The upper surface of the pressure plate is fixedly connected to the motor, the upper surface of the pressure plate is fixedly connected to the first support block, the surface of the first support block is rotatably connected to the third rotating shaft through a bearing, one end of the third rotating shaft is fixedly connected to the other end of the motor output shaft, the other end of the third rotating shaft is fixedly connected to a pulley, the bottom of the pressure plate is fixedly connected to the second support block, the surface of the second support block is fixedly connected to the fourth rotating shaft through a bearing, the surface of the fourth rotating shaft is fixedly connected to another group of pulleys, the two groups of pulleys are connected to each other through belts, and the other end of the fourth rotating shaft is fixedly connected to a cutting disk.

[0007] When using a road cutting device of the present technical solution, by setting a motor, a threaded column and a threaded tube, when adjusting the depth of the device cutting the road surface, people first control the operation of the motor through the control switch, thereby driving the third rotating shaft, two sets of pulleys, the fourth rotating shaft and the cutting disk to rotate in sequence, and then people turn the crank to drive the first rotating shaft and the threaded column to rotate. With the mutual cooperation of the threaded column and the threaded tube, the threaded tube moves and drives the movable block, the pressure plate and the cutting disk to move downward until the cutting disk enters the ground to an appropriate depth, and then stops turning the crank, which makes it convenient for people to adjust the depth of the device cutting the road surface.

[0008] Furthermore, a box body is fixedly connected to the upper surface of the base plate, a negative suction fan is fixedly connected to the upper surface of the box body, a first duct is fixedly connected to the input end of the negative suction fan, the other end of the first duct is passed through the top of the box body, a filter plate is fixedly connected to the inner wall of the box body, a door panel is fixedly connected to the surface of the box body through a hinge, a second duct is passed through the surface of the box body, a support plate is fixedly connected to the surface of the base plate, a vacuum cleaner head is fixedly connected to the upper surface of the support plate, and the other end of the second duct is fixedly connected to the docking port of the vacuum cleaner head.

[0009] Furthermore, there are two groups of limit grooves and limit blocks, which are symmetrically arranged on the surface of the gantry.

[0010] Furthermore, a battery is fixedly connected to the upper surface of the substrate, and a control switch is fixedly connected to the upper surface of the substrate. The control switch is electrically connected to the battery, the motor and the negative suction fan through wires.

[0011] Furthermore, a handle is fixedly connected to the surface of the door panel.

[0012] Furthermore, a trolley frame is fixedly connected to the upper surface of the base plate.

[0013] Furthermore, a wheel set is fixedly connected to the bottom of the base plate, and there are four wheel sets in total, which are arranged in a rectangular shape at the bottom of the base plate.

[0014] (3) Beneficial effects

[0015] In summary, the utility model has the following beneficial effects:

[0016] 1. The road cutting device is provided with a motor, a threaded column and a threaded tube. When adjusting the depth of the road cutting device, people first control the operation of the motor through a control switch, thereby driving the third rotating shaft, two sets of pulleys, the fourth rotating shaft and the cutting disc to rotate in sequence, and then people turn the crank to drive the first rotating shaft and the threaded column to rotate. Under the mutual cooperation of the threaded column and the threaded tube, the threaded tube moves and drives the movable block, the pressure plate and the cutting disc to move downward until the cutting disc enters the ground to an appropriate depth, and then stops turning the crank, which is convenient for people to adjust the depth of the road cutting device;

[0017] 2. This road cutting device is provided with a negative suction fan, a filter plate and a vacuum cleaner head. When dust is generated during road cutting, people control the operation of the negative suction fan through a control switch when the door panel is closed, so that the vacuum cleaner head generates negative pressure. Under the action of negative pressure, the dust passes through the vacuum cleaner head and the second duct in turn and enters the box body. Then, the dust is retained in the box body under the obstruction of the filter plate, and the dust will not accumulate too much on the surface of the filter plate under the action of gravity, ensuring that there is always a large negative pressure at the vacuum cleaner head, which is convenient for people to continuously remove the dust generated by road cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the drawings required for describing the specific implementation or the prior art will be briefly introduced below. Obviously, the drawings described below are only one implementation of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model in a frontal perspective;

[0020] Figure 2 It is a schematic diagram of the structure of the utility model in a frontal three-dimensional cross-sectional view;

[0021] Figure 3 for Figure 2 Schematic diagram of the structure enlarged at point A in the middle.

[0022] The symbols in the accompanying drawings are:

[0023] 1. Base plate; 2. Gantry; 3. First rotating shaft; 4. Crank; 5. Threaded column; 6. Second rotating shaft; 7. Threaded tube; 8. Movable block; 9. Limiting groove; 10. Limiting block; 11. Pressing plate; 12. Motor; 13. First supporting block; 14. Third rotating shaft; 15. Pulley; 16. Second supporting block; 17. Fourth rotating shaft; 18. Cutting disc; 19. Box; 20. Negative suction fan; 21. First duct; 22. Filter plate; 23. Door panel; 24. Second duct; 25. Support plate; 26. Vacuum cleaner head; 27. Battery; 28. Control switch; 29. ​​Handle; 30. Trolley frame; 31. Wheel set. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the technical scheme in the specific implementation mode of the utility model is clearly and completely described below to further illustrate the utility model. Obviously, the specific implementation mode described is only a part of the implementation mode of the utility model, rather than all styles.

[0025] Example:

[0026] The following is combined with Figure 1-3 The utility model is described in further detail.

[0027] See also Figure 1-3 The utility model provides a technical solution: a road cutting device, including a base plate 1 and a gantry 2, the gantry 2 is fixedly connected to the upper surface of the base plate 1, the top of the gantry 2 is fixedly connected to a first rotating shaft 3 through a bearing, the upper end of the first rotating shaft 3 is fixedly connected to a crank 4, the lower end of the first rotating shaft 3 is fixedly connected to a threaded column 5, the lower end of the threaded column 5 is fixedly connected to a second rotating shaft 6, the lower end of the second rotating shaft 6 is fixedly connected to the upper surface of the base plate 1 through a bearing, the surface of the threaded column 5 is threadedly connected to a threaded tube 7, the surface of the threaded tube 7 is fixedly connected to a movable block 8, a limiting groove 9 is provided on the surface of the gantry 2, a limiting block 10 is slidably connected in the limiting groove 9, and the limiting block 10 is fixedly connected to the surface of the movable block 8, A pressure plate 11 is fixedly connected to the surface of the movable block 8, a motor 12 is fixedly connected to the upper surface of the pressure plate 11, a first support block 13 is fixedly connected to the upper surface of the pressure plate 11, a third rotating shaft 14 is rotatably connected to the surface of the first support block 13 through a bearing, one end of the third rotating shaft 14 is fixedly connected to the other end of the output shaft of the motor 12, a pulley 15 is fixedly connected to the other end of the third rotating shaft 14, a second support block 16 is fixedly connected to the bottom of the pressure plate 11, a fourth rotating shaft 17 is fixedly connected to the surface of the second support block 16 through a bearing, another group of pulleys 15 are fixedly connected to the surface of the fourth rotating shaft 17, the two groups of pulleys 15 are connected to each other through belts, and a cutting disk 18 is fixedly connected to the other end of the fourth rotating shaft 17.

[0028] By adopting the above technical solution, the road cutting device is provided with a motor 12, a threaded column 5 and a threaded tube 7. When adjusting the depth of the road cutting device, people first control the operation of the motor 12 through the control switch 28, thereby driving the third rotating shaft 14, two sets of pulleys 15, the fourth rotating shaft 17 and the cutting disc 18 to rotate in sequence, and then people turn the crank 4 to drive the first rotating shaft 3 and the threaded column 5 to rotate. With the mutual cooperation of the threaded column 5 and the threaded tube 7, the threaded tube 7 moves and drives the movable block 8, the pressure plate 11 and the cutting disc 18 to move downward until the cutting disc 18 enters the ground to an appropriate depth, and then stops turning the crank 4, which facilitates people to adjust the depth of the road cutting device.

[0029] Specifically, a box body 19 is fixedly connected to the upper surface of the base plate 1, a negative suction fan 20 is fixedly connected to the upper surface of the box body 19, a first duct 21 is fixedly connected to the input end of the negative suction fan 20, the other end of the first duct 21 is passed through the top of the box body 19, a filter plate 22 is fixedly connected to the inner wall of the box body 19, a door panel 23 is fixedly connected to the surface of the box body 19 through a hinge, a second duct 24 is passed through the surface of the box body 19, a support plate 25 is fixedly connected to the surface of the base plate 1, a vacuum cleaner head 26 is fixedly connected to the upper surface of the support plate 25, and the other end of the second duct 24 is fixedly connected to the docking port of the vacuum cleaner head 26.

[0030] By adopting the above technical solution, the road cutting device is provided with a negative suction fan 20, a filter plate 22 and a vacuum cleaner head 26. When dust is generated by cutting the road surface, people control the operation of the negative suction fan 20 by controlling the switch 28 when the door panel 23 is closed, so that the vacuum cleaner head 26 generates negative pressure. Under the action of the negative pressure, the dust passes through the vacuum cleaner head 26 and the second duct 24 in turn and enters the box body 19. Then, the dust is retained in the box body 19 under the obstruction of the filter plate 22, and the dust will not accumulate too much on the surface of the filter plate 22 under the action of gravity, ensuring that there is always a large negative pressure at the vacuum cleaner head 26, which is convenient for people to continuously remove the dust generated by cutting the road surface.

[0031] Specifically, there are two groups of limiting grooves 9 and limiting blocks 10 , which are symmetrically arranged on the surface of the gantry 2 .

[0032] Specifically, a battery 27 is fixedly connected to the upper surface of the substrate 1 , and a control switch 28 is fixedly connected to the upper surface of the substrate 1 . The control switch 28 is electrically connected to the battery 27 , the motor 12 , and the negative suction fan 20 through wires.

[0033] Specifically, a handle 29 is fixedly connected to the surface of the door panel 23 .

[0034] Specifically, a trolley frame 30 is fixedly connected to the upper surface of the base plate 1 .

[0035] Specifically, a wheel set 31 is fixedly connected to the bottom of the base plate 1 . There are four wheel sets 31 in total and they are arranged in a rectangular shape at the bottom of the base plate 1 .

[0036] The working principle of the utility model is as follows: when in use, people first control the operation of the motor 12 through the control switch 28, thereby driving the third rotating shaft 14, the two sets of pulleys 15, the fourth rotating shaft 17 and the cutting disc 18 to rotate in sequence, and then people turn the crank 4, thereby driving the first rotating shaft 3 and the threaded column 5 to rotate, and under the mutual cooperation of the threaded column 5 and the threaded tube 7, the threaded tube 7 moves and drives the movable block 8, the pressing plate 11 and the cutting disc 18 to move downward until the cutting disc 18 enters the ground to an appropriate depth, and stops turning the crank 4, thereby adjusting the depth of the device cutting the road surface, and at the same time, people control the control switch 28 when the door panel 23 is closed. The operation of the negative suction fan 20 causes the vacuum cleaner head 26 to generate negative pressure. Under the action of negative pressure, the dust passes through the vacuum cleaner head 26 and the second duct 24 in turn into the box 19, and then the dust is retained in the box 19 under the obstruction of the filter plate 22, and the dust will not accumulate too much on the surface of the filter plate 22 under the action of gravity, ensuring that there is always a large negative pressure at the vacuum cleaner head 26, so that people can continuously remove the dust generated by cutting the road surface, and then people can push the device through the cart frame 30 to cut the road surface. After the road surface cutting work is completed, people can open the door panel 23 through the handle 29 to clean the dust accumulated in the box 19.

[0037] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A road surface cutting device, comprising a base plate (1) and a gantry (2), characterized in that: The gantry (2) is fixedly connected to the upper surface of the base plate (1); the top of the gantry (2) is fixedly connected to a first rotating shaft (3) via a bearing; the upper end of the first rotating shaft (3) is fixedly connected to a crank (4); the lower end of the first rotating shaft (3) is fixedly connected to a threaded column (5); the lower end of the threaded column (5) is fixedly connected to a second rotating shaft (6); the lower end of the second rotating shaft (6) is fixedly connected to the upper surface of the base plate (1) via a bearing; the surface of the threaded column (5) is threadedly connected to a threaded tube (7); the surface of the threaded tube (7) is fixedly connected to a movable block (8); a limiting groove (9) is provided on the surface of the gantry (2); a limiting block (10) is slidably connected in the limiting groove (9); the limiting block (10) is fixedly connected to the surface of the movable block (8); the surface of the movable block (8) is fixedly connected to a pressure relief member (11); A plate (11), the upper surface of the pressing plate (11) is fixedly connected to a motor (12), the upper surface of the pressing plate (11) is fixedly connected to a first support block (13), the surface of the first support block (13) is rotatably connected to a third rotating shaft (14) through a bearing, one end of the third rotating shaft (14) is fixedly connected to the other end of the output shaft of the motor (12), the other end of the third rotating shaft (14) is fixedly connected to a pulley (15), the bottom of the pressing plate (11) is fixedly connected to a second support block (16), the surface of the second support block (16) is fixedly connected to a fourth rotating shaft (17) through a bearing, the surface of the fourth rotating shaft (17) is fixedly connected to another group of pulleys (15), the two groups of pulleys (15) are connected to each other through belts, and the other end of the fourth rotating shaft (17) is fixedly connected to a cutting disc (18).

2. A road surface cutting device according to claim 1, characterized in that: The upper surface of the base plate (1) is fixedly connected to a box body (19), the upper surface of the box body (19) is fixedly connected to a negative suction fan (20), the input end of the negative suction fan (20) is fixedly connected to a first conduit (21), the other end of the first conduit (21) is arranged through the top of the box body (19), the inner wall of the box body (19) is fixedly connected to a filter plate (22), the surface of the box body (19) is fixedly connected to a door plate (23) through a hinge, the surface of the box body (19) is penetrated by a second conduit (24), the surface of the base plate (1) is fixedly connected to a support plate (25), the upper surface of the support plate (25) is fixedly connected to a vacuum cleaner head (26), the other end of the second conduit (24) is fixedly connected to a docking port of the vacuum cleaner head (26).

3. A road cutting device according to claim 1, characterized in that: There are two groups of the limiting grooves (9) and the limiting blocks (10), which are symmetrically arranged on the surface of the gantry (2).

4. A road surface cutting device according to claim 1, characterized in that: A storage battery (27) is fixedly connected to the upper surface of the substrate (1), and a control switch (28) is fixedly connected to the upper surface of the substrate (1); the control switch (28) is electrically connected to the storage battery (27), the motor (12) and the negative suction fan (20) respectively through wires.

5. A road cutting device according to claim 2, characterized in that: A handle (29) is fixedly connected to the surface of the door panel (23).

6. A road surface cutting device according to claim 1, characterized in that: The upper surface of the base plate (1) is fixedly connected to a trolley frame (30).

7. A road surface cutting device according to claim 1, characterized in that: A wheel set (31) is fixedly connected to the bottom of the base plate (1); there are four wheel sets (31) in total and they are arranged in a rectangular shape at the bottom of the base plate (1).

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