CN111593698A - Swing type compact snow removing roller brush - Google Patents
Swing type compact snow removing roller brush Download PDFInfo
- Publication number
- CN111593698A CN111593698A CN202010489482.7A CN202010489482A CN111593698A CN 111593698 A CN111593698 A CN 111593698A CN 202010489482 A CN202010489482 A CN 202010489482A CN 111593698 A CN111593698 A CN 111593698A
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- Prior art keywords
- brush
- roller brush
- swing arm
- hinged
- swing
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/04—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material
- E01H5/08—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements
- E01H5/09—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels
- E01H5/092—Brushing elements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/04—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material
- E01H5/08—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements
- E01H5/09—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels
- E01H5/098—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels about horizontal or substantially horizontal axises perpendicular or substantially perpendicular to the direction of clearing
Abstract
The invention discloses a swing type compact snow removing roller brush which comprises a horizontal swing mechanism, wherein the horizontal swing mechanism is used for realizing horizontal swing of the roller brush; the vertical swing mechanism is hinged on the horizontal swing mechanism; the vertical swing mechanism is used for realizing the lifting of the roller brush; the roller brush further comprises a brush shaft swinging mechanism, the brush shaft swinging mechanism is hinged to the vertical swinging mechanism, and the brush shaft swinging mechanism is used for realizing abrasion compensation and grounding maintenance of brush hair of the roller brush; the brush shaft swinging mechanism is provided with a rotatable brush shaft assembly, and accumulated snow on the road is swept through the rotation of the brush shaft assembly; the invention has the advantages of compact structure, small occupied space, flexible control, accurate control, simple and convenient structure, portability, stable operation, quick assembly and disassembly, convenient debugging and beautiful appearance.
Description
Technical Field
The invention relates to a swing type compact snow removing roller brush, belonging to the technical field of special snow removing vehicle equipment.
Background
Modern traffic is all-round, in order to go out swiftly and guarantee trip safety, high latitude area winter snow need in time clear away, has appeared the special-purpose vehicle that is exclusively used in snow removal for this reason for nearly a century. Snow removal modes include various snow pushing shovels for pushing snow, roller brushes or disc brushes for sweeping the snow, snow throwers for throwing the snow, hot air or cold air blowing of the snow, thermal snow melting, snow melting agent snow melting and other operation modes. The snow removing special vehicle is a comprehensive vehicle with single function or multiple functions.
The snow sweeping roller brush is a special device which is arranged at the front part, the middle part or the rear part of a special vehicle and is specially used for sweeping snow, and snow on a road surface is swept through high-speed rotation of a brush shaft embedded with a brush to form a cylinder.
The common snow removing roller brush has three structural types:
the first is a compound mechanism type of lifting translation and linkage shaft swinging: the whole roller brush is fixed on a chassis girder by a suspension device, and the suspension device is provided with a hydraulic oil cylinder to drive the roller brush to move horizontally and lift, so that the state conversion of snow sweeping operation and non-snow sweeping operation is formed; the brush shaft is arranged on the main frame, two sets of supporting wheels are arranged behind the main frame, the supporting wheels slide up and down along the main frame under the driving of the linkage shaft, and the lifting of the supporting wheels forms brush hair grounding maintenance and abrasion compensation; a rotary support is arranged between the roller brush suspension device and the roller brush and forms roller brush swinging action under the driving of an oil cylinder. The roller brush is complex in structure and heavy in weight, and a roller brush suspension device needs to be installed above a chassis girder, so that the occupied space is large.
The second is a lifting swing arm + supporting wheel swing arm composite swing mechanism type: a slewing bearing is arranged between the lifting swing arm and a roller brush mounting frame on a chassis girder, and the roller brush performs deflection motion under the driving of an oil cylinder; one end of the upper swing arm is hinged on a rotary disc below the crossbeam, and the hydraulic oil cylinder drives the upper swing arm to swing in the vertical direction to complete the lifting action of the roller brush, so that the state conversion of snow sweeping operation and non-snow sweeping operation is formed; a main frame is arranged below the upper swing arm, and a snow sweeping brush shaft is arranged on the main frame; one end of the supporting wheel arm is hinged on the main frame, the other end of the supporting wheel arm crosses the brush shaft cantilever to be connected with the supporting wheel, and the supporting wheel arm swings around the main frame under the driving of a mechanical electric transmission device or a hydraulic transmission device, and the swinging forms the brush hair grounding holding and abrasion compensation. The structural type has the defects that the main frame is arranged in front of the roller brush, the forward snow throwing space of the roller brush is narrow and unsmooth, the supporting wheel is arranged at the rear part of the roller brush, the cantilever is arranged on the main frame, the mounting point and the supporting wheel cross the roller brush shaft, and the structural part needs to have sufficient strength and is not compact in structure for supporting the weight of the roller brush.
The third is a variation of the second, with the support wheels removed. Separate swing arms form the roll brush lifting and bristle compensation, which requires more precise control and a complex and inflexible control system.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
The invention aims to solve the technical problem that the swing type compact snow removing roller brush has the advantages of compact structure, small occupied space, flexible control, accurate control, simple and convenient structure, light weight, stable operation, quick installation and disassembly, convenient debugging and attractive appearance.
In order to solve the technical problems, the invention adopts the following technical scheme: a swing type compact snow removing roller brush comprises a horizontal swing mechanism, wherein the horizontal swing mechanism is used for realizing horizontal swing of the roller brush;
the vertical swing mechanism is hinged to the horizontal swing mechanism; the vertical swing mechanism is used for realizing the lifting of the roller brush;
the roller brush further comprises a brush shaft swinging mechanism, the brush shaft swinging mechanism is hinged to the vertical swinging mechanism, and the brush shaft swinging mechanism is used for realizing abrasion compensation and grounding maintenance of brush hair of the roller brush;
the brush shaft swinging mechanism is provided with a rotatable brush shaft assembly, and accumulated snow on the road is swept through the rotation of the brush shaft assembly.
Furthermore, the horizontal swinging mechanism comprises a slewing bearing, and an outer disc and an inner disc of the slewing bearing are respectively connected with the vehicle connecting frame and the slewing disc; a swing oil cylinder is arranged between the vehicle connecting frame and the rotary disc, and the rotary disc is driven to horizontally swing relative to the vehicle connecting frame in a reciprocating mode through the swing oil cylinder.
Further, the vertical swing mechanism comprises an upper swing arm, and the upper swing arm is of a T-shaped welding frame structure; the rotary disc is connected in the frame structure of the upper swing arm; the opening end of the upper swing arm is hinged with the rotary disc; the closed end of the upper swing arm is hinged with the profiling frame by a second pin shaft; the second pin shaft is horizontally arranged along the direction perpendicular to the length direction of the profiling frame, and two supporting wheels are fixed at two ends of the profiling frame.
Furthermore, the brush shaft swinging mechanism comprises a lower swinging arm assembly, and the lower swinging arm assembly is connected with a brush shaft assembly; the lower swing arm assembly is hinged to the lower part of the profiling frame through a third pin shaft; the third pin shaft is horizontally arranged along the length direction of the profiling frame; a bristle oil cylinder is hinged between the profiling frame and the lower swing arm assembly, and the bristle oil cylinder drives the brush shaft assembly to rotate for a certain angle.
Furthermore, two side arms of the upper swing arm are connected with a lifting oil cylinder through rocker arms; the bottom of the lifting oil cylinder is connected to the rotary disc;
the rocker arm is provided with three connecting parts, and one connecting part is hinged with a cylinder rod of the lifting oil cylinder through a pin shaft; one connecting part is hinged with the side part of the rotary disc through a pin shaft; the other connecting part is hinged with the middle part of a side arm of the upper swing arm through a slide block shaft; the slider shaft is slidably disposed on the rocker arm.
Further, the brush shaft assembly comprises an aluminum roller and brush bristles arranged on the aluminum roller; the two ends of the brush shaft assembly are connected with a roller brush motor; the roller brush motor is connected to the lower swing arm assembly.
Further, the device also comprises an electric control system and a hydraulic system; the electric control system controls the hydraulic system to drive the roller brush to work; the hydraulic system comprises a hydraulic pump; the hydraulic pump is connected with the roller brush motor through a hydraulic pipeline; and a pressure sensor is arranged on a hydraulic pipeline between the hydraulic pump and the roller brush motor and is used for detecting the working pressure of the roller brush.
Further, an angle sensor is arranged on the third pin shaft and used for detecting the rotation angle of the lower swing arm assembly relative to the profiling frame.
Furthermore, a front snow-blocking cover capable of changing positions is connected to the lower swing arm assembly, and two ends of the front snow-blocking cover are hinged to the lower swing arm assembly through two rocking bars respectively to form a four-bar linkage structure; one rocker at each end of the front snow cover is hinged with a cylinder rod of a snow cover oil cylinder; and a cylinder bottom cylinder lug of the snow cover oil cylinder is hinged on the lower swing arm assembly.
Furthermore, a cylinder rod lug of the swing oil cylinder is hinged with the rotary disc, and the cylinder bottom is installed on the vehicle connecting frame.
After the technical scheme is adopted, compared with the prior art, the invention has the following advantages:
1. the double-swing arm structure of the upper swing arm assembly and the lower swing arm assembly is adopted, and the structure is compact and simple.
2. The upper swing arm is responsible for the integral lifting action function of the roller brush to form a snow sweeping operation state and a non-snow sweeping operation state; the lower swing arm assembly is responsible for the brush hair compensation function of the roller brush and swings downwards along with the abrasion of the brush hair; the upper swing arm and the lower swing arm are respectively responsible for one function, and compared with the roller brush with the existing structure, the roller brush with the lower swing arm has the advantage that a linkage mechanism is reduced.
3. The roller brush is provided with two pairs of supporting wheels which are fixedly arranged on the profiling frame, and the structural design ensures that the supporting wheels are fixed with the profiling frame when the roller brush is retracted or works, so that a supporting wheel lifting mechanism is not needed, manual lifting adjustment of the supporting wheels is also omitted, the supporting wheels are compact in structure and always positioned between a chassis girder and the ground, the occupied space is small and low, and the supporting wheels cannot interfere with a chassis storage battery, a brake gas tank and the like.
4. The lower swing arm assembly is a simple link mechanism, and the control is flexible, sensitive and accurate.
5. The front snow guard cover moves along with the lower swing arm, the design is simple and light, the longitudinal length of the roller brush is reduced, and the whole structure is compact.
6. Go up the swing arm and be responsible for raising and lowering functions, removed current roller brush and hung elevating gear, simple to operate, the debugging is convenient.
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of an exploded structure of the present invention;
FIG. 2 is a perspective view of the rear of the roller brush of the present invention;
FIG. 3 is a perspective view of the front of the roller brush of the present invention;
FIG. 4 is a schematic illustration of the connection of the rocker arm;
FIG. 5 is a schematic view of the invention in a non-snowplowing condition;
FIG. 6 is a schematic view of the snow sweeping condition of the present invention;
FIG. 7 is a control system schematic;
FIG. 8 is a schematic view of the present invention mounted on a chassis;
FIG. 9 is a top view of FIG. 8;
FIG. 10 is a schematic view of the present invention mounted on a trailer;
in the figure, the position of the upper end of the main shaft,
1-vehicle connecting frame, 2-slewing bearing, 3-slewing disc, 4-lower swing arm assembly, 41-cross beam, 42-side arm, 5-roller brush cover, 6-brush shaft assembly, 7-front snow cover, 8-swing oil cylinder, 9-lifting oil cylinder, 10-upper swing arm, 11-profiling frame, 12-supporting wheel, 13-brush oil cylinder, 14-angle sensor, 15-snow cover oil cylinder, 16-roller brush motor, 17-rocker, 18-first pin shaft, 19-rocker, 20-second pin shaft, 21-third pin shaft, 22-slider shaft, 23-electric control system, 24-hydraulic control valve bank, 25-hydraulic pump group, 26-pressure sensor, 27-chassis vehicle and 28-trailer.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-6 together, the invention provides a swing type compact snow removing roller brush, which comprises a horizontal swing mechanism, a vertical swing mechanism and a brush shaft swing mechanism; the vertical swing mechanism is hinged on the horizontal swing mechanism; the brush shaft swinging mechanism is hinged to the vertical swinging mechanism, the brush shaft swinging mechanism is connected with a hydraulic motor to drive the brush shaft assembly 6 to rotate, and accumulated snow on a road is swept through the rotation of the brush shaft assembly 6.
The horizontal swinging mechanism is used for swinging the roller brush by a certain angle in the horizontal direction to sweep the accumulated snow to two sides of the vehicle; the horizontal swinging mechanism comprises a slewing bearing 2, the slewing bearing 2 is a standard component, the slewing bearing 2 is provided with an outer disc and an inner disc which rotate mutually, and the outer disc of the slewing bearing 2 is fixedly connected with a vehicle connecting frame 1; the vehicle connecting frame 1 is used for installing the snow removing roller brush below a chassis vehicle girder or below a trailer longitudinal beam.
The inner disc of the slewing bearing 2 is fixedly connected with a slewing disc 3; the rotary disc 3 is hinged to a cylinder rod lug of the swing oil cylinder 8, a cylinder bottom end cylinder lug of the swing oil cylinder 8 is hinged to the vehicle connecting frame 1, and the rotary disc 3 is made to horizontally swing for 25-32 degrees in a reciprocating mode relative to the vehicle connecting frame 1 through the stretching and retracting of the swing oil cylinder 8, so that the roller brush can swing in the horizontal direction, and accumulated snow is swept to the two sides of a vehicle.
The vertical swing mechanism is used for realizing the up-and-down lifting of the roller brush and realizing the conversion between the non-snow-sweeping operation state and the snow-sweeping operation state; the vertical swing mechanism comprises an upper swing arm 10, and the upper swing arm 10 is of a T-shaped welding frame structure; the rotary disc 3 is arranged in a frame structure of the upper swing arm 10; the open end of the upper swing arm 10 is hinged with the rotary disc 3 through a first pin shaft 18, and the first pin shaft 18 is fixed on the rotary disc 3.
The lifting oil cylinders 9 are arranged on two side portions of the rotary disc 3, cylinder rod lugs of the lifting oil cylinders 9 are hinged to rocker arms 19, the rocker arms 19 are provided with three connecting portions, and one connecting portion is hinged to a cylinder rod of the lifting oil cylinder 9 through a pin shaft; one connecting part is hinged with the side part of the rotary disc 3 through a pin shaft; the other connecting part is hinged with the middle part of a side arm of the upper swing arm 10 through a slide block shaft 22; the slide block shaft 22 is arranged on the rocker arm 19 in a sliding manner; specifically, the rocker arm 19 is provided with a fork slot, and the slider shaft 22 is slidably disposed in the fork slot.
When the lifting oil cylinder 9 extends out, the rocker arm 19 rotates around a pin shaft hinged with the rotary disc 3, and the other end of the rocker arm 19 is hinged with the side part of the upper swing arm 10 through the slider shaft 22, so that the upper swing arm 10 swings upwards around the first pin shaft 18, the lifting action of the roller brush is realized, and the state conversion of the roller brush in snow sweeping operation and non-snow sweeping operation is realized; in the lifting process of the upper swing arm 10, the sliding block shaft 22 slides in the fork groove of the rocker arm 19, so that the axial position of the sliding block shaft 22 is changed along with the up-and-down swinging of the upper swing arm 10, and the lifting action of the upper swing arm 10 is realized.
The middle part of the closed end of the upper swing arm 10 is hinged with the profiling frame 11 by a second pin shaft 20; two supporting wheels 12 are fixed at two ends of the profiling frame 11, and the supporting wheels 12 are used for supporting the roller brush during snow removal; the second pin shaft 20 is horizontally arranged along the direction vertical to the length direction of the profiling frame 11, so that when the vehicle chassis turns, shakes and the like inclines left and right, the roller brush does not incline along with the inclination, but is supported by the supporting wheels 12 to be always kept horizontal to the ground.
The brush shaft swinging mechanism is used for realizing the abrasion compensation and the grounding maintenance of the brush hair of the roller brush; the brush shaft swinging mechanism comprises a lower swinging arm assembly 4, and the lower swinging arm assembly 4 is hinged to the lower part of the profiling frame 11 by a third pin shaft 21; the lower swing arm assembly 4 comprises a cross beam 41 and side arms 42 fixed at two ends of the cross beam 41 through bolts; the end parts of the two side arms 42 are provided with a motor-driven rotatable brush shaft assembly 6, the two ends of the brush shaft assembly 6 are connected with a roller brush motor 16, and the roller brush motor 16 drives the brush shaft assembly 6 to rotate so as to realize snow sweeping; the roller brush motor 16 is mounted on side arms 42.
The brush shaft assembly 6 comprises an aluminum roller and brush bristles arranged on the aluminum roller; a roller brush cover 5 is arranged above the bristles, and the roller brush cover 5 is installed on the lower swing arm assembly 4.
The third pin shaft 21 is horizontally arranged along the length direction of the profiling frame 11, so that the lower swing arm assembly 4 drives the brush shaft assembly 6 arranged on the lower swing arm assembly to swing around the third pin shaft 21; still articulated between profile modeling frame 11 and the lower swing arm assembly 4 are provided with brush hair hydro-cylinder 13, and flexible control brush axle assembly 6 through brush hair hydro-cylinder 13 rotates certain angle around profile modeling frame 11 to when the brush hair wearing and tearing, the adjustment brush hair and the distance on ground, make it can reach the purpose of cleaning snow, realize brush hair wearing and tearing automatic compensation.
An angle sensor 14 is arranged on the third pin shaft 21, and the angle sensor 14 is used for detecting the rotation angle of the lower swing arm assembly 4 relative to the profiling frame 11 so as to detect and feed back the wear length of the bristles and control the wear compensation of the bristles.
The lower swing arm assembly 4 is also connected with a front snow cover 7 which can change the position, and two ends of the front snow cover 7 are respectively hinged with the lower swing arm assembly 4 through two rockers 17 to form a four-bar linkage structure; the middle part of one rocker 17 at each end of the front snow cover 7 is hinged with a cylinder rod ear of the snow cover oil cylinder 15; the bottom lug of the snow cover oil cylinder 15 is hinged at the end part of the lower swing arm assembly 4; when the brush hairs are worn, the snow cover oil cylinder 15 retracts by a corresponding stroke, so that the position of the front snow cover 7 is changed, and snow which is not thrown out in a specified direction is blocked.
As shown in fig. 7, the snow removing roller brush further comprises a control system, and the control system is used for controlling the snow removing roller brush to realize actions such as vertical direction swing, horizontal direction swing, brush shaft assembly rotation, front snow cover 7 position adjustment, brush hair abrasion compensation and the like so as to achieve the function of removing accumulated snow; the control system comprises an electric control system 23 and a hydraulic system; the hydraulic system comprises a hydraulic control valve group 24 and a hydraulic pump group 25; the hydraulic control valve group 24 is connected with the swing oil cylinder 8, the lifting oil cylinder 9, the brush oil cylinder 13 and the snow cover oil cylinder 15 through hydraulic pipelines;
the hydraulic pump unit 25 is connected with the roller brush motor 16 through a hydraulic pipeline; a pressure sensor 26 is arranged on a hydraulic pipeline between the hydraulic pump unit 25 and the roller brush motor 16, the pressure sensor 26 detects the working pressure of the roller brush, when the bristles are worn, the electric control system 23 detects the reduction of the working pressure through the pressure sensor 26, the wear condition of the bristles is judged according to the pressure reduction value, a signal is sent to the hydraulic control valve unit 24 to supplement oil to the bristle oil cylinder 13, the bristle oil cylinder 13 acts, and the lower swing arm assembly 4 drives the brush shaft assembly 6 fixed on the lower swing arm assembly to swing around the third pin shaft 21, so that the wear compensation of the bristles is realized.
The hydraulic pump unit 25 includes a main pump for supplying oil to the roll brush motor, and an auxiliary pump for supplying oil to the hydraulic control valve unit 24.
The electric control system 23 is used for controlling the working state of the snow removing roller brush and transmitting the control information of an operator to the hydraulic control valve group 24 and the hydraulic pump group 25 so as to control the swinging oil cylinder 8, the lifting oil cylinder 9, the brush oil cylinder 13, the snow cover oil cylinder 15 and the roller brush motor 16 to act.
As shown collectively in fig. 8-10, the snow removing roller brush of the present invention may be mounted on the longerons of the chassis 27 and also on the longerons of the trailer 28.
The working principle of the invention is as follows:
when the snow removing roller brush is used, the snow removing roller brush is arranged on the chassis vehicle 27 or the trailer 28 through the vehicle connecting frame 1, the roller brush is swung at a certain angle in the horizontal direction through the horizontal swinging mechanism, and accumulated snow is swept to two sides of a vehicle; the control system controls the lifting oil cylinder 9 to stretch and retract, so that the upper swing arm 10 swings up and down in a vertical plane, and the profiling frame 11 drives the lower swing arm assembly and the brush shaft assembly to lift together to form the lifting action of the roller brush.
When the bristles are worn, the electronic control system 23 detects the decrease of the working pressure through the pressure sensor 26, judges the wear condition of the bristles according to the pressure decrease value, and sends a signal to the bristle oil cylinder 13 to act, so that the lower swing arm assembly 4 drives the brush shaft assembly 6 connected to the lower swing arm assembly to swing around the third pin shaft 21, and the wear compensation of the bristles is realized.
The control system controls the roller brush motor 16 to be started or closed, so that the roller brush rotates or is static, and the snow sweeping operation or non-snow sweeping operation state is converted.
While the brush wear is compensated, the control system controls the snow cover cylinder 15 to retract for a certain distance, so that the position of the front snow cover 7 is changed.
The invention adopts a double-swing arm structure of an upper swing arm assembly and a lower swing arm assembly, and has compact and simple structure.
The upper swing arm is responsible for the integral lifting action function of the roller brush to form a snow sweeping operation state and a non-snow sweeping operation state; the lower swing arm assembly is responsible for the brush hair compensation function of the roller brush and swings downwards along with the abrasion of the brush hair; the upper swing arm and the lower swing arm are respectively responsible for one function, and compared with the roller brush with the existing structure, the roller brush with the lower swing arm has the advantage that a linkage mechanism is reduced.
The roller brush is provided with two pairs of supporting wheels which are fixedly arranged on the profiling frame, and the structural design ensures that the positions of the supporting wheels and the profiling frame are fixed when the roller brush is retracted or works, so that a supporting wheel lifting mechanism is not needed, manual lifting adjustment of the supporting wheels is also omitted, the supporting wheels are compact in structure and always positioned between a chassis girder and the ground, the occupied space is small and low, and the supporting wheels cannot interfere with a chassis storage battery, a brake gas tank and the like.
The lower swing arm assembly of the invention is a simple link mechanism, and the control is flexible, sensitive and accurate.
The front snow guard cover of the invention acts along with the lower swing arm, has simple and light design, reduces the longitudinal length of the roller brush and is compact as a whole.
The upper swing arm is responsible for the lifting function, the existing roller brush suspension lifting device is omitted, and the roller brush suspension lifting device is convenient to install and debug.
The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.
Claims (10)
1. The utility model provides a swing compact snow removing roller brush which characterized in that: the roller brush horizontal swinging mechanism is used for realizing horizontal swinging of the roller brush;
the vertical swing mechanism is hinged to the horizontal swing mechanism; the vertical swing mechanism is used for realizing the lifting of the roller brush;
the roller brush further comprises a brush shaft swinging mechanism, the brush shaft swinging mechanism is hinged to the vertical swinging mechanism, and the brush shaft swinging mechanism is used for realizing abrasion compensation and grounding maintenance of brush hair of the roller brush;
the brush shaft swinging mechanism is provided with a rotatable brush shaft assembly (6), and accumulated snow on the road is swept through the rotation of the brush shaft assembly (6).
2. The swing type compact snow removing roller brush as claimed in claim 1, wherein: the horizontal swinging mechanism comprises a slewing bearing (2), and an outer disc and an inner disc of the slewing bearing (2) are respectively connected with the vehicle connecting frame (1) and the slewing disc (3); a swing oil cylinder (8) is arranged between the vehicle connecting frame (1) and the rotary disc (3), and the rotary disc (3) is driven to horizontally swing relative to the vehicle connecting frame (1) in a reciprocating mode through the swing oil cylinder (8).
3. The swing type compact snow removing roller brush as claimed in claim 2, wherein: the vertical swing mechanism comprises an upper swing arm (10), and the upper swing arm (10) is of a T-shaped welding frame structure; the rotary disc (3) is connected in a frame structure of the upper swing arm (10); the opening end of the upper swing arm (10) is hinged with the rotary disc (3); the closed end of the upper swing arm (10) is hinged with the profiling frame (11) by a second pin shaft (20); the second pin shaft (20) is horizontally arranged along the length direction perpendicular to the profiling frame (11), and two supporting wheels (12) are fixed at two ends of the profiling frame (11).
4. The swing type compact snow removing roller brush as claimed in claim 3, wherein: the brush shaft swinging mechanism comprises a lower swing arm assembly (4), and a brush shaft assembly (6) is connected to the lower swing arm assembly (4); the lower swing arm assembly (4) is hinged to the lower part of the profiling frame (11) through a third pin shaft (21); the third pin shaft (21) is horizontally arranged along the length direction of the profiling frame (11); a bristle oil cylinder (13) is hinged between the profiling frame (11) and the lower swing arm assembly (4), and the bristle oil cylinder (13) drives the brush shaft assembly (6) to rotate for a certain angle.
5. The swing type compact snow removing roller brush as claimed in claim 2, wherein: two side arms of the upper swing arm (10) are connected with a lifting oil cylinder (9) through a rocker arm (19); the bottom of the lifting oil cylinder (9) is connected to the rotary disc (3);
the rocker arm (19) is provided with three connecting parts, and one connecting part is hinged with a cylinder rod of the lifting oil cylinder (9) through a pin shaft; one connecting part is hinged with the side part of the rotary disc (3) through a pin shaft; the other connecting part is hinged with the middle part of a side arm of the upper swing arm (10) through a slide block shaft (22); the slide block shaft (22) is arranged on the rocker arm (19) in a sliding mode.
6. The swing type compact snow removing roller brush as claimed in claim 4, wherein: the brush shaft assembly (6) comprises an aluminum roller and brush bristles arranged on the aluminum roller; two ends of the brush shaft assembly (6) are connected with a roller brush motor (16); the roller brush motor (16) is connected to the lower swing arm assembly (4).
7. The swing type compact snow removing roller brush as claimed in claim 1, wherein: the hydraulic system also comprises an electric control system (23); the electric control system (23) controls the hydraulic system to drive the roller brush to work; the hydraulic system comprises a hydraulic pump (25); the hydraulic pump (25) is connected with the roller brush motor (16) through a hydraulic pipeline; and a pressure sensor (26) is arranged on a hydraulic pipeline between the hydraulic pump (25) and the roller brush motor (16), and the pressure sensor (26) is used for detecting the working pressure of the roller brush.
8. The swing type compact snow removing roller brush as claimed in claim 3, wherein: an angle sensor (14) is arranged on the third pin shaft (21), and the angle sensor (14) is used for detecting the rotation angle of the lower swing arm assembly (4) relative to the profiling frame (11).
9. The swing type compact snow removing roller brush as claimed in claim 3, wherein: the lower swing arm assembly (4) is connected with a front snow blocking cover (7) capable of changing positions, and two ends of the front snow blocking cover (7) are hinged with the lower swing arm assembly (4) through two rocking bars (17) respectively to form a four-bar structure; one rocker (17) at each end of the front snow cover (7) is hinged with a cylinder rod of the snow cover oil cylinder (15); and cylinder bottom cylinder lugs of the snow cover oil cylinder (15) are hinged on the lower swing arm assembly (4).
10. The swing type compact snow removing roller brush as claimed in claim 2, wherein: the cylinder rod of the swing oil cylinder (8) is hinged with the rotary disc (3), and the cylinder bottom cylinder ear is hinged on the vehicle connecting frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010489482.7A CN111593698A (en) | 2020-06-02 | 2020-06-02 | Swing type compact snow removing roller brush |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010489482.7A CN111593698A (en) | 2020-06-02 | 2020-06-02 | Swing type compact snow removing roller brush |
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| CN111593698A true CN111593698A (en) | 2020-08-28 |
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| CN202010489482.7A Pending CN111593698A (en) | 2020-06-02 | 2020-06-02 | Swing type compact snow removing roller brush |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319219A (en) * | 2022-01-24 | 2022-04-12 | 沈阳航空航天大学 | Road ice and snow removing device that freezes |
-
2020
- 2020-06-02 CN CN202010489482.7A patent/CN111593698A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319219A (en) * | 2022-01-24 | 2022-04-12 | 沈阳航空航天大学 | Road ice and snow removing device that freezes |
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