Width-adjustable road surface grooving device

Abstract

The road surface grooving device with the adjustable width solves the problem that the width between the two cutting blades of the device is inconvenient to adjust according to actual requirements, so that the application range is small. The left side and the right side of the bottom frame are rotationally provided with idler wheels, the front end of the bottom frame is rotationally provided with universal wheels, the rear end of the bottom frame is hinged to a plate seat, the front end of the plate seat is fixedly provided with an arc-shaped shaft seat extending downwards, and the bottom end of the arc-shaped shaft seat is rotationally provided with a rotating shaft. According to the grooving device, the adjusting component is arranged on the rotating shaft to adjust the width between the two sets of cutting blades, so that the grooving device can meet different actual requirements, the application range is widened, the grooving width of the grooving device is changed by adjusting and changing the number of the cutting blades in each set of cutting blades and changing the overall thickness of each set of cutting blades, and the grooving efficiency is improved. And the grooving device can change the grooving width according to different actual requirements, and the applicability is improved.

Description

Technical Field

[0001] The utility model relates to the field of road construction, in particular to a road surface grooving device with adjustable width. Background Art

[0002] At present, when repairing and maintaining the road surface, many repair technologies require grooving on the road surface to provide better filling space for the repair material and enhance the repair effect. In the prior art, there is a utility model patent with patent number 202120605288.0, which discloses a new type of road surface grooving machine, including a base plate, walking wheels are respectively connected at the four corners of the lower side of the base plate, a push rod is connected to the upper rear side of the base plate, a cutting blade is provided under the base plate, a horizontal axis is fixed between the centers of the two cutting blades, a telescopic rod is connected to the lower side of the base plate, and a motor is provided above one side of the base plate. The road surface grooving machine can control the depth of the cutting blade cutting into the ground, but it is not convenient to adjust the width between the two cutting blades and the cutting width according to actual needs, resulting in a small scope of application and low work efficiency. Utility Model Content

[0003] In order to solve the problem in the background art that the device is not convenient for adjusting the width between the two cutting blades according to actual needs, resulting in a small scope of application, the utility model proposes a road surface grooving device with adjustable width.

[0004] The technical scheme of the utility model is: a road surface grooving device with adjustable width, comprising a frame-shaped structure, rollers are rotatably provided on the left and right sides of the frame, universal wheels are rotatably provided at the front end of the frame, a plate seat is hingedly connected to the rear end of the frame, an arc-shaped shaft seat extending downward is fixedly provided at the front end of the plate seat, a rotating shaft is rotatably provided at the bottom end of the arc-shaped shaft seat, the right end of the rotating shaft is detachably connected to the bottom end of the arc-shaped shaft seat located on the right, two groups of cutting blades arranged at intervals on the left and right are provided on the rotating shaft, each group of cutting blades includes at least one cutting blade, and an adjusting member is provided on the rotating shaft, and the adjusting member is used to adjust the width between the two groups of cutting blades;

[0005] A driving device is fixedly provided on the plate seat, a transmission mechanism is provided on the driving device, and the bottom end of the transmission mechanism is transmission-connected with the rotating shaft;

[0006] A vertical frame is provided on the bottom frame, two armrests are arranged at intervals on the left and right and extend forward on the top of the vertical frame, a fixing rod extending in the front-back direction is provided on the vertical frame, an adjusting mechanism is provided on the fixing rod, a plate seat is provided on the adjusting mechanism, and the adjusting mechanism is used to adjust the cutting depth of the cutting blade.

[0007] Preferably, the adjusting member comprises a sliding ring slidably sleeved on the rotating shaft, the sliding ring being located on the opposite side of the two groups of cutting blades; the rotating shaft is provided with a plurality of threaded through holes which are arranged at intervals from left to right and are transparent from top to bottom; the sliding ring is provided with a first through hole which is transparent from top to bottom and can correspond to any one of the threaded through holes from top to bottom; a screw is penetrated through both the first through hole and the threaded through hole, and the screw thread is penetrated through the threaded through hole;

[0008] A thread groove is provided on the rotating shaft, and two nuts are threadedly connected to the rotating shaft through the thread groove. The nuts are located at one end of the cutting disc away from the sliding ring, and the nuts are used to tighten and fix the cutting disc on the sliding ring.

[0009] Preferably, a first gasket is provided between the sliding ring and the cutting sheet, and the first gasket is fixed on the sliding ring.

[0010] Preferably, a plurality of positioning rods are fixedly provided on one side of the first gasket close to the cutting blade, a plurality of insertion holes are provided on the cutting blade, and the positioning rods are inserted into the insertion holes.

[0011] Preferably, a second gasket is provided between the nut and the cutting disc.

[0012] Preferably, the driving device is an engine, an oil tank is fixedly provided on the plate seat, and the engine is connected to the oil tank through an oil pipe.

[0013] Preferably, the transmission mechanism includes a first tensioning wheel fixedly arranged at the output end of the engine, the left end of the rotating shaft passes through the arc-shaped shaft seat and is fixedly provided with a second tensioning wheel, and the first tensioning wheel is transmission-connected to the second tensioning wheel via a flat belt.

[0014] Preferably, a protective shell is fixedly provided on the left side of the base frame, and the protective shell is sleeved on the transmission mechanism.

[0015] Preferably, the adjustment mechanism comprises a telescopic device, the top end of which is hinged on the fixed rod, and the end of the piston rod of the telescopic device is hinged to the front end of the plate seat;

[0016] A control button is arranged on the handrail, and the control button is control-connected with the telescopic device.

[0017] Advantages of the utility model: the utility model provides an adjusting component on the rotating shaft to adjust the width between the two groups of cutting blades, so that the grooving device can adapt to different actual needs and improve the scope of application; and by adjusting the number of cutting blades in each group of cutting blades and changing the overall thickness of each group of cutting blades to change the grooving width of the grooving device, the grooving device can change the grooving width according to different actual needs and improve the applicability; and by removing or installing a group of cutting blades located on the right, the grooving device can switch between single grooving and double grooving to adapt to different work needs, further improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments 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 overall structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the regulating component of the utility model;

[0021] Figure 3 It is a structural explosion diagram of the regulating component of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the transmission mechanism of the utility model.

[0023] In the figure: 1. base frame; 2. roller; 3. universal wheel; 4. plate seat; 5. arc shaft seat; 6. rotating shaft; 7. engine; 8. fuel tank; 9. cutting disc; 10. sliding ring; 11. first gasket; 12. screw; 13. threaded through hole; 14. second gasket; 15. positioning rod; 16. socket; 17. nut; 18. first tensioning wheel; 19. second tensioning wheel; 20. flat belt; 21. protective shell; 22. stand; 23. handrail; 24. fixing rod; 25. telescopic device; 26. control button. 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: Figure 1-4As shown, a road grooving device with adjustable width comprises a frame 1 of a frame structure, rollers 2 are rotatably provided on the left and right sides of the frame 1, a universal wheel 3 is rotatably provided at the front end of the frame 1, two hinged seats spaced apart front and rear are provided at the rear end of the frame 1, a plate seat 4 extending forward is rotatably provided between the two hinged seats via a rotating shaft, an arc-shaped shaft seat 5 extending downward is fixedly provided at the front end of the plate seat 4, a rotating shaft 6 is rotatably provided at the bottom end of the arc-shaped shaft seat 5, the right end of the rotating shaft 6 is detachably rotatably connected to the bottom end of the arc-shaped shaft seat 5 located on the right, two groups of cutting blades 9 spaced apart left and right are provided on the rotating shaft 6, each group of cutting blades 9 includes at least one cutting blade 9, and the cutting blade 9 is a diamond cutting blade.

[0026] The rotating shaft 6 is provided with an adjusting member for adjusting the width between the two groups of cutting blades 9. Specifically, the adjusting member includes a sliding ring 10 slidably mounted on the rotating shaft 6, and the sliding ring 10 is located on the opposite side of the two groups of cutting blades 9; the rotating shaft 6 is provided with a plurality of threaded through holes 13 which are arranged at intervals left and right and are transparent up and down, and the sliding ring 10 is provided with a first through hole which is transparent up and down and can correspond to any one of the threaded through holes 13 up and down, and a screw 12 is penetrated through the first through hole and the threaded through hole 13 together, and the screw 12 is threadedly penetrated in the threaded through hole 13, and the bottom end of the screw 12 passes through the first through hole; a threaded groove is provided on the rotating shaft 6, and the rotating shaft 6 is threadedly connected to two nuts 17 through the threaded groove, and the nut 17 is located at one end of the cutting blade 9 away from the sliding ring 10, and the nut 17 is used to tighten and fix the cutting blade 9 on the sliding ring 10.

[0027] The position of the sliding ring 10 on the rotating shaft 6 is changed by adjustment, and the sliding ring 10 is fixed by inserting the screw 12 into the first through hole and the threaded through hole 13 to achieve the purpose of adjusting the position of the cutting blade 9, and then achieve the purpose of adjusting the width between the two groups of cutting blades 9, thereby improving the scope of application. After the adjustment is completed, the nut 17 is screwed to tighten the cutting blade 9 to the sliding ring 10 to fix the cutting blade 9 after the position adjustment.

[0028] By changing the number of cutting blades 9 between the sliding ring 10 and the nut 17 and changing the overall thickness of each group of cutting blades 9, the slotting width of the slotting device can be changed, so that the slotting width can be changed according to different actual needs, thereby improving the applicability. By removing or installing a group of cutting blades 9 located on the right, the slotting device can switch between single slotting and double slotting to adapt to different work requirements, thereby further improving the applicability of the device.

[0029] A first gasket 11 is provided between the sliding ring 10 and the cutting blade 9, and the first gasket 11 is fixed on the sliding ring 10. The first gasket 11 can increase the contact area between the sliding ring 10 and the cutting blade 9 to improve the stability of the cutting blade 9; a second gasket 14 is provided between the nut 17 and the cutting blade 9, and the second gasket 14 can increase the contact area between the nut 17 and the cutting blade 9 to improve the stability of the cutting blade 9; a plurality of positioning rods 15 are fixedly provided on one side of the first gasket 11 close to the cutting blade 9, and a plurality of insertion holes 16 are opened on the cutting blade 9, and the positioning rods 15 are inserted into the insertion holes 16; the positioning rods 15 are inserted into the insertion holes 16 of the cutting blade 9, which can prevent the cutting blade 9 from slipping during rotation, thereby reducing work efficiency.

[0030] A driving device is fixedly provided on the plate seat 4, and the driving device is an engine 7. An oil tank 8 is fixedly provided on the plate seat 4. The engine 7 is connected to the oil tank 8 through an oil pipe, and oil is used to supply energy to the engine 7. Compared with electric drive, it can provide high-power driving of the grooving device to cut and groove the road surface, and can support the grooving device to work continuously for a long time without frequent charging or replacement of batteries. It is very beneficial for the situation where grooving operations need to be performed on the road surface, and can improve work efficiency and continuity.

[0031] The engine 7 is provided with a transmission mechanism which can keep the engine 7 away from the cutting blade 9 to prevent dust from causing damage to the engine 7. Specifically, the bottom end of the transmission mechanism is connected to the rotating shaft 6 in transmission. The transmission mechanism includes a first tensioning wheel 18 fixedly arranged at the output end of the engine 7. The left end of the rotating shaft 6 passes through the arc-shaped shaft seat 5 and is fixedly provided with a second tensioning wheel 19. The first tensioning wheel 18 is connected to the second tensioning wheel 19 in transmission via a flat belt 20. A protective shell 21 is fixedly arranged on the left side of the base frame 1. The protective shell 21 is sleeved on the transmission mechanism. The protective shell 21 can separate the transmission mechanism from the outside world to prevent the staff from accidentally touching the transmission mechanism during use, thereby preventing the staff from being harmed.

[0032] A vertical frame 22 is provided on the base frame 1, and two handrails 23 are provided at the top of the vertical frame 22, which are spaced apart from each other and extend forward. A fixed rod 24 extending in the front-to-back direction is provided on the vertical frame 22, and an adjusting mechanism for adjusting the cutting depth of the cutting blade 9 is provided on the fixed rod 24. Specifically, the plate seat 4 is provided on the adjusting mechanism, and the adjusting mechanism includes a telescopic device 25, which is a hydraulic cylinder. The top of the telescopic device 25 is hinged on the fixed rod 24, and the piston rod end of the telescopic device 25 is hinged to the front end of the plate seat 4; a control button 26 is provided on the handrail 23, and the control button 26 is control-connected to the telescopic device 25. The control instruction of the control button 26 on the left is to rise, and the control instruction of the control button 26 on the right is to descend.

[0033] By pressing the control button 26 on the right, the telescopic device 25 can be controlled to extend the piston rod, so that the plate seat 4 rotates downward along the hinge at the rear end, and drives the cutting blade 9 located at the bottom end of the arc-shaped shaft seat 5 to rotate downward to cut the road surface. By continuing to press the control button 26 on the right, the purpose of controlling and adjusting the cutting depth of the cutting blade 9 can be achieved. The control button 26 is located on the handrail 23, so that the staff can press the control button 26 conveniently when operating the grooving device.

[0034] Working principle: When in use, start the engine 7, the output shaft of the engine 7 drives the first tensioning wheel 18 to rotate, the first tensioning wheel 18 drives the second tensioning wheel 19 and the rotating shaft 6 to rotate through the flat belt 20, the rotating shaft 6 drives the two sets of cutting blades 9 to rotate, and then by pressing the control button 26 on the right, the telescopic device 25 can be controlled to extend the piston rod, so that the plate seat 4 rotates downward along the hinge at the rear end, and drives the cutting blade 9 located at the bottom end of the arc-shaped shaft seat 5 to rotate downward to cut the road surface, and by continuing to press the control button 26 on the right, the purpose of controlling and adjusting the cutting depth of the cutting blade 9 can be achieved.

[0035] The position of the sliding ring 10 on the rotating shaft 6 is changed by adjusting, and the sliding ring 10 is fixed by inserting the screw 12 into the first through hole and the threaded through hole 13 to achieve the purpose of adjusting the position of the cutting blade 9, and then the purpose of adjusting the width between the two groups of cutting blades 9 is achieved. After the adjustment is completed, the nut 17 is screwed to tighten and fix the cutting blade 9 on the sliding ring 10 to fix the cutting blade 9 after the position adjustment; by changing the number of cutting blades 9 between the sliding ring 10 and the nut 17, the overall thickness of each group of cutting blades 9 is changed to change the slotting width of the slotting device, so that the slotting device can change the slotting width according to different actual needs, and by removing or installing a group of cutting blades 9 located on the right, the slotting device can switch between single slotting and double slotting.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is limited by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A road surface grooving device with adjustable width, characterized in that: The invention comprises a frame-shaped structure base frame (1), wherein rollers (2) are rotatably provided on the left and right sides of the base frame (1), a universal wheel (3) is rotatably provided on the front end of the base frame (1), a plate seat (4) is hingedly connected to the rear end of the base frame (1), a downwardly extending arc-shaped shaft seat (5) is fixedly provided on the front end of the plate seat (4), a rotating shaft (6) is rotatably provided on the bottom end of the arc-shaped shaft seat (5), the right end of the rotating shaft (6) is detachably rotatably connected to the bottom end of the arc-shaped shaft seat (5) located on the right, two groups of cutting blades (9) are arranged at intervals on the left and right, each group of cutting blades (9) comprises at least one cutting blade (9), and an adjusting member is provided on the rotating shaft (6), the adjusting member is used to adjust the width between the two groups of cutting blades (9); A driving device is fixedly provided on the plate seat (4), a transmission mechanism is provided on the driving device, and the bottom end of the transmission mechanism is in transmission connection with the rotating shaft (6); A stand (22) is provided on the bottom frame (1), two armrests (23) are provided at the top of the stand (22) and are arranged at intervals on the left and right and extend forward, a fixing rod (24) is provided on the stand (22) and extends in the front-back direction, an adjustment mechanism is provided on the fixing rod (24), a plate seat (4) is provided on the adjustment mechanism, and the adjustment mechanism is used to adjust the cutting depth of the cutting blade (9).

2. A road surface grooving device with adjustable width according to claim 1, characterized in that: The adjusting member comprises a sliding ring (10) slidably mounted on the rotating shaft (6), the sliding ring (10) being located on the opposite side of the two groups of cutting blades (9); a plurality of threaded through holes (13) arranged at intervals from left to right and penetrating from top to bottom are provided on the rotating shaft (6); a first through hole which is penetrating from top to bottom and can correspond to any one of the threaded through holes (13) from top to bottom is provided on the sliding ring (10); a screw (12) is passed through both the first through hole and the threaded through hole (13), and the screw (12) is threadedly passed through the threaded through hole (13); A thread groove is formed on the rotating shaft (6), and the rotating shaft (6) is threadedly connected to two nuts (17) through the thread groove. The nuts (17) are located at one end of the cutting blade (9) away from the sliding ring (10), and the nuts (17) are used to tighten and fix the cutting blade (9) on the sliding ring (10).

3. A road surface grooving device with adjustable width according to claim 2, characterized in that: A first gasket (11) is provided between the sliding ring (10) and the cutting blade (9), and the first gasket (11) is fixedly arranged on the sliding ring (10).

4. A road surface grooving device with adjustable width according to claim 3, characterized in that: A plurality of positioning rods (15) are fixedly provided on one side of the first gasket (11) close to the cutting blade (9), a plurality of insertion holes (16) are provided on the cutting blade (9), and the positioning rods (15) are inserted into the insertion holes (16).

5. The width-adjustable road surface grooving device according to claim 2, characterized in that: A second gasket (14) is provided between the nut (17) and the cutting blade (9).

6. A road surface grooving device with adjustable width according to claim 1, characterized in that: The driving device is an engine (7), an oil tank (8) is fixedly provided on the plate seat (4), and the engine (7) is connected to the oil tank (8) through an oil pipe.

7. A road surface grooving device with adjustable width according to claim 6, characterized in that: The transmission mechanism comprises a first tensioning wheel (18) fixedly arranged at the output end of the engine (7); the left end of the rotating shaft (6) passes through the arc-shaped shaft seat (5) and is fixedly provided with a second tensioning wheel (19); the first tensioning wheel (18) is transmission-connected to the second tensioning wheel (19) via a flat belt (20).

8. A road surface grooving device with adjustable width according to claim 7, characterized in that: A protective shell (21) is fixedly provided on the left side of the base frame (1), and the protective shell (21) is sleeved on the transmission mechanism.

9. The width-adjustable road surface grooving device according to claim 1, characterized in that: The adjustment mechanism comprises a telescopic device (25), the top end of the telescopic device (25) is hinged on the fixed rod (24), and the end of the piston rod of the telescopic device (25) is hinged to the front end of the plate seat (4); A control button (26) is provided on the handrail (23), and the control button (26) is controllably connected to the telescopic device (25).

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