Multi-rolling-brush throwing and sweeping mechanism of sweeper

Abstract

The multi-rolling-brush throwing and sweeping mechanism comprises a housing fixed in a vehicle frame, a motor is connected to the side face of the housing, and a motor belt pulley is connected to the output end of the motor. Inner belt grooves and outer belt grooves are formed in the first belt wheel, the second belt wheel, the third belt wheel, the fourth belt wheel and the motor belt wheel, the first belt wheel and the second belt wheel are connected through belts in the inner belt grooves, and the third belt wheel and the fourth belt wheel are connected through belts in the outer belt grooves. The second belt pulley is connected with the motor belt pulley through a belt in the outer belt groove, and the third belt pulley is connected with the motor belt pulley through a belt in the inner belt groove. The third belt pulley drives the fourth belt pulley to rotate, the transmission stage number is reduced, and the transmission efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to road surface cleaning car technical field, concretely is a kind of sweeping car multi-roller brush throwing and sweeping mechanism. BACKGROUND

[0002] The prior art discloses a garbage conveying device of a sweeping car in application No.201320588728.1.In the device, the drum-type sanitation brush is connected with the driving assembly through a belt, and each drum-type sanitation brush is sequentially connected with each other through a belt.The lowermost drum-type sanitation brush is directly connected with the motor, and the transmission efficiency is the highest.The uppermost drum-type sanitation brush has the lowest transmission efficiency and the lowest rotating speed.The transmission structure causes the stress of the drum-type sanitation brush from bottom to top to gradually decrease, and the garbage transmission is unstable, and the garbage is easy to fall off.Therefore, the multi-roller brush throwing and sweeping mechanism is designed.The motor simultaneously drives the second drum and the third drum through the double-groove belt, reduces the transmission efficiency loss, and improves the transmission efficiency and stability. SUMMARY

[0003] The utility model discloses a kind of sweeping car multi-roller brush throwing and sweeping mechanism, the rotation of third pulley and second pulley is simultaneously driven by motor, then the rotation of first pulley is driven using second pulley, third pulley drives the rotation of fourth pulley, reduces transmission series, improves transmission efficiency, so that the stress of first pulley and fourth pulley is uniform, ensures the stability of garbage transmission.

[0004] The utility model provides following technical scheme: a kind of sweeping car multi-roller brush throwing and sweeping mechanism, including the shell fixed in the frame, the shell includes the drum cavity and garbage throwing and sweeping cavity of inclination setting, the garbage throwing and sweeping cavity is shaped in the upper end of drum cavity, the drum cavity is sequentially provided with sweeping drum, first drum, second drum, third drum and fourth drum from bottom to top, the sweeping drum, first drum, second drum, third drum and fourth drum are all rotatedly connected in shell by bearing, the sweeping drum is in contact with ground, the side surface of the shell is connected with motor, the first drum, second drum, third drum and fourth drum are rotated by same motor drive, the sweeping drum is rotated by another motor drive, the lower end of the garbage throwing and sweeping cavity is equipped with garbage throwing and sweeping hole, the garbage throwing and sweeping hole is located above garbage can;

[0005] The motor is connected with a motor pulley on the output end, the first roller is connected with a first pulley on one end, the second roller is connected with a second pulley on one end, the third roller is connected with a third pulley on one end, the fourth roller is connected with a fourth pulley on one end, the first pulley, the second pulley, the third pulley, the fourth pulley and the motor pulley are all formed with inner belt grooves and outer belt grooves, the first pulley and the second pulley are connected through the belts in the inner belt grooves, the third pulley and the fourth pulley are connected through the belts in the outer belt grooves, the second pulley and the motor pulley are connected through the belts in the outer belt grooves, and the third pulley and the motor pulley are connected through the belts in the inner belt grooves.

[0006] According to the technical scheme, the V-shaped brushes are fixed on the surfaces of the sweeping roller, the first roller, the second roller, the third roller and the fourth roller, the V-shaped brushes block the garbage, and the garbage is thrown to the adjacent brush above under the rotation.

[0007] According to the technical scheme, the inner wall of the cover is formed with three baffles, the three baffles are located between the first roller and the second roller, between the second roller and the third roller and between the third roller and the fourth roller, the baffles guide the falling garbage, the falling garbage falls on the adjacent roller below, the garbage is prevented from directly falling on the ground along the inner wall, and the cleaning efficiency is improved.

[0008] According to the technical scheme, the lower ends of the roller cavities are provided with waist holes, and the sweeping roller is arranged in the waist holes.

[0009] According to the technical scheme, the side surface of the cover is fixed with a positioning strip, a plurality of circular holes in the same straight line are formed in the positioning strip, the first pulley, the second pulley, the third pulley and the fourth pulley are sequentially connected in the circular holes from bottom to top, and are connected with the first roller, the second roller, the third roller and the fourth roller respectively.

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] (1) the rotation of the third pulley and the second pulley is driven by the motor, the rotation of the first pulley is driven by the second pulley, and the rotation of the fourth pulley is driven by the third pulley, so that the transmission efficiency is improved, the stress of the first pulley and the fourth pulley is uniform, and the stability of garbage transmission is ensured.

[0012] (2) By setting the baffle on the inner wall of the cover, the falling garbage is guided to the adjacent lower roller through the baffle guide, and the garbage is sequentially transferred to the upper roller by utilizing the rotation of the roller, so that the garbage is transferred, the garbage is prevented from sliding along the inner wall of the cover to the ground, and the cleaning efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. In the drawings:

[0014] Figure 1 is a perspective view of the overall structure of the present application;

[0015] Figure 2 is a front view of the overall structure of the present application;

[0016] Figure 3 is a sectional view of A-A in the present application Figure 2

[0017] Figure 4 is a side view of the overall structure of the present application;

[0018] Figure 5 is a perspective view of the first roller of the present application;

[0019] In the drawing: 1, cover; 11, roller cavity; 12, garbage throwing and sweeping hole; 13, baffle; 14, positioning strip; 15, garbage throwing and sweeping cavity; 16, waist hole; 2, sweeping roller; 3, motor; 31, motor pulley; 4, first roller; 41, first pulley; 5, second roller; 51, second pulley; 6, third roller; 61, third pulley; 7, fourth roller; 71, fourth pulley. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Please refer to Figure 1 and Figure 2 ​The utility model provides technical scheme: a kind of multiple roll brush sweeping mechanism of sweeper, including the shell 1 being fixed in vehicle frame, shell 1 includes the drum cavity 11 and garbage throwing cavity 15 of oblique arrangement, garbage throwing cavity 15 is shaped in the upper end of drum cavity 11, garbage throwing cavity 15 is used to collect garbage thrown by drum, there is sequentially arranged with sweeping drum 2, first drum 4, second drum 5, third drum 6 and fourth drum 7 in drum cavity 11 from bottom to top, sweeping drum 2, first drum 4, second drum 5, third drum 6 and fourth drum 7 are all rotatedly connected in shell 1 by bearing, sweeping drum 2 is contacted with ground, utilize sweeping drum 2 to sweep the garbage of ground into shell 1, then sequentially pass first drum 4, second drum 5, third drum 6 and fourth drum 7 to lift garbage to garbage throwing cavity 15, the side of shell 1 is connected with motor 3, first drum 4, second drum 5, third drum 6 and fourth drum 7 are rotated by same motor 3 drive, sweeping drum 2 is rotated by another motor 3 drive, the lower portion of garbage throwing cavity 15 is provided with garbage can, the lower end of garbage throwing cavity 15 is provided with garbage throwing hole 12, garbage throwing hole 12 is located above garbage can, all garbage is thrown into garbage can by garbage throwing hole 12, realize the automatic cleaning and collection of road surface garbage;

[0022] The output end of motor 3 is connected with motor pulley 31, one end of first drum 4 is connected with first pulley 41, one end of second pulley is connected with second pulley 51, one end of third pulley is connected with third pulley 61, one end of fourth pulley is connected with fourth pulley 71, first pulley 41, second pulley 51, third pulley 61, fourth pulley 71 and motor pulley 31 are all formed with inner belt groove and outer belt groove, first pulley 41 and second pulley 51 are connected by belt in inner belt groove, third pulley 61 and fourth pulley 71 are connected by belt in outer belt groove, second pulley 51 and motor pulley 31 are connected by belt in outer belt groove, third pulley 61 and motor pulley 31 are connected by belt in inner belt groove, the rotation of second pulley 51 and third pulley 61 is directly driven by motor 3, then first pulley 41 is driven to rotate by second pulley 51, fourth pulley 71 is driven to rotate by third pulley 61, reduce transmission loss, improve the driving force of first pulley 41 and fourth pulley 71, ensure the stability of garbage transmission, reduce the situation of garbage falling.

[0023] As Figure 5 Indicated, the surface of sweeping drum 2, first drum 4, second drum 5, third drum 6 and fourth drum 7 is all fixed with V-shaped brush, V-shaped brush is used to block garbage, and the V-shaped brush rotating simultaneously will apply centrifugal force to garbage, and the garbage is thrown to the drum above or garbage throwing cavity 15.

[0024] AsFigure 3 As shown, three baffles 13 are formed on the inner wall of the cover 1, which are respectively located between the first roller 4 and the second roller 5, between the second roller 5 and the third roller 6, and between the third roller 6 and the fourth roller 7. The garbage is guided by the baffles 13, so that the garbage falling on the upper roller can slide to the lower roller under the action of the baffles 13, and then the garbage is thrown to the upper roller by the rotation of the lower roller, realizing the retransmission of the falling garbage, avoiding the falling of garbage, and improving the cleaning efficiency.

[0025] As shown in the drawings, Figure 4 As shown, the waist hole 16 is provided on the lower end of the roller cavity 11, and the sweeping roller 2 is arranged in the waist hole 16. By moving the sweeping roller 2 in the waist hole 16, the gap between the sweeping roller 2 and the ground is adjusted, and the cleaning efficiency is improved.

[0026] As shown in the drawings, Figure 1 As shown, the positioning strip 14 is fixed on one side surface of the cover 1, and a plurality of circular holes in the same straight line are provided on the positioning strip 14. The first pulley 41, the second pulley 51, the third pulley 61 and the fourth pulley 71 are connected in the circular holes from bottom to top in sequence. The first pulley 41 is connected with the first roller 4 and rotates together, the second pulley 51 is connected with the second roller 5 and rotates together, the third pulley 61 is connected with the third roller 6 and rotates together, and the fourth pulley 71 is connected with the fourth roller 7 and rotates together. The installation positions of the first roller 4, the second roller 5, the third roller 6 and the fourth roller 7 are positioned by the positioning strip 14, the gap between the first roller 4, the second roller 5, the third roller 6 and the fourth roller 7 is ensured, and the stable transmission of the garbage is ensured.

[0027] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-roller sweeping mechanism for a sweeper, comprising a cover fixed inside the frame, characterized in that: The cover includes an inclined roller cavity and a garbage sweeping cavity. The garbage sweeping cavity is formed at the upper end of the roller cavity. Inside the roller cavity, a sweeping roller, a first roller, a second roller, a third roller, and a fourth roller are arranged sequentially from bottom to top. The sweeping roller, the first roller, the second roller, the third roller, and the fourth roller are all rotatably connected to the cover through bearings. The sweeping roller is in contact with the ground. A motor is connected to the side of the cover. The first roller, the second roller, the third roller, and the fourth roller are driven to rotate by the same motor, while the sweeping roller is driven to rotate by another motor. A garbage sweeping hole is opened at the lower end of the garbage sweeping cavity, and the garbage sweeping hole is located above the garbage bin. The motor output end is connected to a motor pulley. One end of the first roller is connected to a first pulley. One end of the second roller is connected to a second pulley. One end of the third roller is connected to a third pulley. One end of the fourth roller is connected to a fourth pulley. The first pulley, second pulley, third pulley, fourth pulley, and motor pulley are all formed with inner and outer belt grooves. The first pulley and second pulley are connected by a belt in the inner belt groove. The third pulley and fourth pulley are connected by a belt in the outer belt groove. The second pulley and motor pulley are connected by a belt in the outer belt groove. The third pulley and motor pulley are connected by a belt in the inner belt groove.

2. The sweeper multi-brush sweeping mechanism according to claim 1, characterized in that: V-shaped brushes are fixed on the surfaces of the sweeping roller, the first roller, the second roller, the third roller, and the fourth roller.

3. The sweeper multi-brush sweeping mechanism according to claim 1, characterized in that: Three baffles are formed on the inner wall of the cover, and the three baffles are respectively located between the first roller and the second roller, between the second roller and the third roller, and between the third roller and the fourth roller.

4. The sweeper multi-brush sweeping mechanism according to claim 1, characterized in that: The lower end of the roller cavity has waist holes on both sides, and the sweeping roller is installed in the waist holes.

5. The sweeper multi-brush sweeping mechanism according to claim 1, characterized in that: A positioning strip is fixed on one side surface of the cover. Multiple circular holes are opened on the positioning strip in a straight line. The first pulley, the second pulley, the third pulley, and the fourth pulley are connected to the circular holes from bottom to top and are respectively connected to the first roller, the second roller, the third roller, and the fourth roller.

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