CN211947807U - Road roller with seat rotation mechanism - Google Patents

Abstract

The utility model belongs to the technical field of the road roller, especially, be a road roller with seat rotation mechanism, including the road roller main part, the top fixedly connected with driver's cabin of road roller main part, the bottom of driver's cabin one side is rotated through the bearing and is connected with the spline sleeve pipe, the concentric big sprocket that has concatenated in the outside of spline sleeve pipe, spline sheathed tube center activity gomphosis has the integral key shaft, three electric putter of top fixedly connected with of driver's cabin one side, three electric putter use the integral key shaft to set up as central symmetry, three electric putter's top is supported and is connected with thrust bearing circle, thrust bearing circle's top fixed stay is connected with the seat. The utility model discloses the operation panel passes through the universal joint and drives the rotation axis rotation, and the rotation axis drives the little sprocket of initiative and rotates, and the little sprocket of initiative passes through drive chain and drives driven big sprocket and spline sleeve pipe and rotate, and then drives integral key shaft and seat and rotate, realizes the steering adjustment at seat, subducts the vision blind area, promotes the security.

Description

Road roller with seat rotation mechanism

Technical Field

The utility model relates to a road roller technical field specifically is a road roller with seat rotation mechanism.

Background

The road roller is also called soil compactor, which is a kind of road repairing equipment. The road roller belongs to the field of road equipment in engineering machinery, is widely used for filling compaction operation of large engineering projects such as high-grade highways, railways, airport runways, dams, stadiums and the like, can roll sandy, semi-viscous and cohesive soil, roadbed stabilized soil and asphalt concrete pavement layers, is suitable for various compaction operations under the action of gravity of the machinery, and enables the rolled layers to generate permanent deformation to be compacted; the internal combustion engine is used as power, mechanical transmission or hydraulic transmission is adopted, the front wheels generally steer, the maneuverability is good, and the rear wheels drive. In order to improve the steering and rolling performance, a hinged steering structure and all-wheel drive are adopted; the front wheel frame is hinged with the frame to reduce the swinging of the body when the road surface is uneven. The rear wheel is rigidly connected with the frame, hydraulically operated and controlled by a hydraulic cylinder to steer, the front and rear grinding wheels are provided with scrapers for removing bonding materials on the grinding wheels, and are also provided with a water spraying system for spraying water to the grinding wheels to prevent asphalt mixture from adhering when the asphalt pavement is compacted, and the grinding wheels can be additionally provided with iron, sand, water and the like to increase the weight for increasing the acting force.

The current road rollers have the following problems:

1. most of seats of the existing road rollers are fixed, so that sight blind areas can be generated during operation, and safety accidents are easy to happen.

2. The height of the seat of the existing road roller with a small part of seats with steering mechanisms cannot be adjusted, so that the visual line of drivers with different heights is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a road roller with seat rotation mechanism, the seat of having solved present road roller is mostly fixed, can produce the sight blind area when the operation to and the small part has the road roller of steering mechanism seat to the problem that highly can not adjust of seat.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a road roller with a seat swing mechanism comprises a road roller body, wherein the top end of the road roller body is fixedly connected with a cab, the bottom end of one side of the cab is rotatably connected with a spline sleeve through a bearing, the outer side of the spline sleeve is concentrically connected with a large driven chain wheel in series, a spline shaft is movably embedded in the center of the spline sleeve, the top end of one side of the cab is fixedly connected with three electric push rods, the three electric push rods are arranged in a central symmetry mode by taking the spline shaft as a center, the top ends of the three electric push rods are supported and connected with a thrust bearing ring, the top end of the thrust bearing ring is fixedly supported and connected with a seat plate, the spline shaft is fixedly connected with the center of the bottom surface of the seat plate through a flange plate, the bottom end of the other side of the cab is rotatably connected with a rotating shaft, and a driving small chain wheel is fixedly connected to the bottom end of the rotating shaft in series, and a transmission chain is connected between the driving small chain wheel and the driven large chain wheel in a winding manner.

As a preferred technical scheme of the utility model, positive one side fixedly connected with operation panel of driver's cabin, the gomphosis is fixed with lifting button on the operation panel, lifting button's one end electric connection the power of road roller main part, lifting button's other end electric connection is three electric putter.

As an optimal technical scheme of the utility model, one side of seat top surface is connected with circular arc back board through the horizontal gear axle rotation, fixedly connected with set screw on the circular arc back board, the set screw closure is connected the outer flank of tooth of horizontal gear axle.

As an optimal technical scheme of the utility model, three concatenate among the electric putter and install the spring.

As an optimized technical scheme of the utility model, the drive ratio of the little sprocket of initiative with driven big sprocket is one to two to one to five.

(III) advantageous effects

Compared with the prior art, the utility model provides a road roller with seat rotation mechanism possesses following beneficial effect:

1. this road roller with seat rotation mechanism, the operation panel passes through the universal joint and drives the rotation axis rotation, and the rotation axis drives the rotation of initiative small sprocket, and the driven big sprocket of initiative small sprocket passes through drive chain and drives and spline sleeve pipe and rotate, and then drives integral key shaft and seat and rotate, realizes the regulation that turns to of seat, subducts the vision blind area, promotes the security.

2. This road roller with seat rotation mechanism through the lift of three electric putter of lift button control, and three electric putter pass through the thrust bearing circle and realize the lift to the seat height for the seat can enough go up and down, can carry out pivoted function again, thereby is convenient for the driver of different sizes to operate.

Drawings

FIG. 1 is a schematic view of the subjective structure of the present invention from the bottom;

FIG. 2 is a schematic top view of the subjective structure of the present invention;

fig. 3 is a schematic side view of the front view structure of the present invention.

In the figure: 1. a road roller body; 2. a cab; 3. a spline housing; 4. a driven large sprocket; 5. a spline shaft; 6. an electric push rod; 7. a thrust bearing race; 8. a seat plate; 9. a flange plate; 10. a rotating shaft; 11. a universal joint; 12. an operation panel; 13. a small driving sprocket; 14. a drive chain; 15. an operation table; 16. a lifting button; 17. a horizontal gear shaft; 18. an arc-shaped backboard; 19. a set screw; 20. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a road roller with seat rotation mechanism, including road roller main part 1, the top fixedly connected with driver's cabin 2 of road roller main part 1, the bottom of driver's cabin 2 one side is rotated through the bearing and is connected with spline sleeve 3, spline sleeve 3's the outside has concatenated from the bull sprocket 4 with one heart, spline sleeve 3's central activity gomphosis has integral key shaft 5, three electric putter 6 of top fixedly connected with of driver's cabin 2 one side, three electric putter 6 use integral key shaft 5 to set up as central symmetry, the top of three electric putter 6 is supported and is connected with thrust bearing circle 7, the top fixed stay of thrust bearing circle 7 is connected with seat 8, integral key shaft 5 passes through the center of the 8 bottom surfaces of ring flange 9 fixed connection seat.

In this embodiment, electric putter 6 adopts XTL100N type direct current electric telescopic handle, synchronous lift after three electric putter 6 circular telegrams, the operating personnel who promotes seat 8 and its top and bear goes up and down, so that carry out corresponding regulation according to different operators' height, driven big sprocket 4 is when receiving the pivoted power, drive integral key shaft 5 and rotate, integral key shaft 5 drives seat 8 through ring flange 9 and rotates, relative rotation between seat 8 passes through thrust bearing circle 7 and three electric putter 6, it can enough go up and down to have realized seat 8, can carry out the pivoted function again.

Specifically, the bottom of 2 opposite sides in driver's cabin is rotated through the bearing and is connected with rotation axis 10, 11 swing joint have operation panel 12 through the universal joint on the top of rotation axis 10, the bottom of rotation axis 10 concatenates and is fixed with initiative small sprocket 13, the wire winding has drive chain 14 between initiative small sprocket 13 and the driven big sprocket 4, the positive one side fixedly connected with operation panel 15 of driver's cabin 2, the gomphosis is fixed with lifting button 16 on the operation panel 15, lifting button 16's the power of one end electric connection road roller main part 1, three electric putter 6 of the other end electric connection of lifting button 16.

In this embodiment, the utility model discloses when the driver of road roller rotates operation panel 12, operation panel 12 passes through universal joint 11 and drives rotation axis 10 and rotate, rotation axis 10 drives the little sprocket 13 of initiative and rotates, little sprocket 13 of initiative drives driven big sprocket 4 and spline sleeve 3 through drive chain 14 and rotates, and then drive integral key shaft 5 and seat 8 and rotate, realize turning to of seat and adjust, herein simultaneously, through the lift of three electric putter 6 of lifting button 16 control, three electric putter 6 realize the lift to the seat height through thrust bearing circle 7, wherein lifting button 16 adopts the six foot positive and negative transfer switches of KCD4 type double-pole double-throw.

Specifically, one side of the top surface of the seat plate 8 is rotatably connected with an arc-shaped back plate 18 through a horizontal gear shaft 17, a positioning screw 19 is fixedly connected to the arc-shaped back plate 18, and the positioning screw 19 is connected with the outer tooth surface of the horizontal gear shaft 17 in a locking manner.

In this embodiment, the arc-shaped backrest plate 18 is used for supporting the back of an operator of the road roller, the angle of the arc-shaped backrest plate is adjusted through the horizontal gear shaft 17 and the seat plate 8, a comfortable sitting posture is realized, and after the angle of the sitting posture is adjusted, the angle of the arc-shaped backrest plate and the seat plate is locked and fixed through the positioning screw 19.

Specifically, springs 20 are installed in series in the three electric push rods 6.

In this embodiment, the springs 20 are installed in the three electric push rods 6 in series, and the three springs 20 can provide an elastic supporting force for the thrust bearing ring 7, the seat plate 8 and the loaded driver, so as to partially counteract the gravity of the three, so that the three electric push rods 6 can stably operate, complete the lifting of the seat plate 8 and the loaded driver, and realize the adjustment of the opening width of the sight.

Specifically, the transmission ratio of the driving small sprocket 13 to the driven large sprocket 4 is one to two to one to five.

In this embodiment, the transmission ratio between the small driving sprocket 13 and the large driven sprocket 4 is one to two to one to five, so that when the small driving sprocket 13 rotates two to five turns, the large driven sprocket 4 and the seat plate 8 rotate one turn, so that the rollers of the road roller rotate synchronously, and the synchronous deflection of the observation line of the road roller is realized, so as to facilitate the observation of the line of sight.

The electric push rod 6 and the lifting button 16 in the embodiment are known technologies which are widely applied to industrial production and daily life.

The utility model discloses a theory of operation and use flow: the utility model discloses when the driver of road roller rotates operation panel 12, operation panel 12 drives rotation axis 10 through universal joint 11 and rotates, rotation axis 10 drives initiative little sprocket 13 and rotates, initiative little sprocket 13 drives driven big sprocket 4 and spline sleeve 3 through drive chain 14 and rotates, and then drive integral key shaft 5 and seat 8 and rotate, realize the steering adjustment at seat, herein simultaneously, through the lift of three electric putter 6 of lifting button 16 control, three electric putter 6 realize the lift to the seat height through thrust bearing ring 7, it can enough go up and down to have realized seat 8, can carry out the pivoted function again.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A roller with seat slewing mechanism, comprising a roller body (1), characterized in that: the top fixedly connected with driver's cabin (2) of road roller main part (1), the bottom of driver's cabin (2) one side is rotated through the bearing and is connected with spline sleeve pipe (3), the outside of spline sleeve pipe (3) has concatenated driven big sprocket (4) with one heart, the central activity gomphosis of spline sleeve pipe (3) has integral key shaft (5), three electric putter (6), three of top fixedly connected with of driver's cabin (2) one side electric putter (6) with integral key shaft (5) set up for central symmetry, three the top support of electric putter (6) is connected with thrust race (7), the top fixed stay of thrust race (7) is connected with seat (8), integral key shaft (5) are through ring flange (9) fixed connection the center of seat (8) bottom surface.

2. The compactor with seat rotation mechanism as claimed in claim 1, wherein: the bottom of driver's cabin (2) opposite side is rotated through the bearing and is connected with rotation axis (10), there is operation panel (12) on the top of rotation axis (10) through universal joint (11) swing joint, the bottom of rotation axis (10) concatenates and is fixed with drive small sprocket (13), drive small sprocket (13) with it has drive chain (14) to connect by turns between driven big sprocket (4), positive one side fixedly connected with operation panel (15) of driver's cabin (2), the gomphosis is fixed with lift button (16) on operation panel (15), the one end electric connection of lift button (16) the power of road roller main part (1), the other end electric connection of lift button (16) is three electric putter (6).

3. The compactor with seat rotation mechanism as claimed in claim 1, wherein: one side of the top surface of the seat plate (8) is rotatably connected with an arc backrest plate (18) through a horizontal gear shaft (17), the arc backrest plate (18) is fixedly connected with a positioning screw (19), and the positioning screw (19) is connected with an external tooth surface of the horizontal gear shaft (17) in a locking manner.

4. The compactor with seat rotation mechanism as claimed in claim 1, wherein: springs (20) are installed in the three electric push rods (6) in series.

5. The compactor with seat rotation mechanism as claimed in claim 2, wherein: the transmission ratio of the driving small chain wheel (13) to the driven large chain wheel (4) is one to two to one to five.

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