CN211633094U

CN211633094U - Stair cleaning device

Info

Publication number: CN211633094U
Application number: CN201922419975.9U
Authority: CN
Inventors: 焦博萍; 吕佳乐; 张熙; 郑海鹏
Original assignee: Hebei College of Industry and Technology
Current assignee: Hebei College of Industry and Technology
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-09
Anticipated expiration: 2029-12-27

Abstract

The utility model provides a stair cleaning device, which belongs to the technical field of cleaning equipment and comprises a vehicle body, a dust collection part, a driving mechanism, a bracket, a detection part and a control part, wherein at least three wheels are arranged on the vehicle body, two of the wheels protrude the front side of the vehicle body and can simultaneously conflict with the side surface of a step, and one of the wheels is a power wheel; the dust collecting part is provided with a dust collecting head; the driving mechanism is arranged on the vehicle body and connected with the dust collection head; the support is provided with two chain wheels, the two chain wheels are meshed with the chain, the chain moves in the vertical direction by virtue of the chain wheels, the lower end of the support is provided with a driving wheel, the chain is connected with the vehicle body, and the vehicle body and the support are alternately lifted by virtue of forward and reverse movement of the chain respectively; the detection part is used for detecting the distance from the vehicle body to the front side step; the control part is used for receiving the signal of the detection part and controlling the power wheel, the driving wheel and the chain wheel to rotate and the driving mechanism to act. The utility model provides a stair cleaning device has liberated the labour, has improved clean efficiency.

Description

Stair cleaning device

Technical Field

The utility model belongs to the technical field of cleaning device, more specifically say, relate to a stair cleaning device.

Background

At present, the building floors are higher and higher, and dust can be accumulated in the corridors and the staircases. The existing residential property adopts a manual cleaning mode, the physical strength of workers is consumed, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stair cleaning device aims at solving current stairwell and cleans and consume labourer's physical power, the problem of inefficiency.

In order to achieve the above object, the utility model adopts the following technical scheme: the stair cleaning device comprises a vehicle body, a dust collection part, a driving mechanism, a support, a detection part and a control part, wherein at least three wheels are arranged on the vehicle body, two wheels protrude out of the front side of the vehicle body and can simultaneously abut against the side surfaces of steps, and one wheel is a power wheel; the dust collection part is provided with a dust collection head which is used for collecting dust and cleaning the stairs and the corridors; the driving mechanism is arranged on the vehicle body and connected with the dust collection head, and the driving mechanism is used for driving the dust collection head to move for collecting dust; the support is provided with two chain wheels, the two chain wheels are meshed with the chain, the chain moves in the vertical direction by virtue of the chain wheels, the lower end of the support is provided with a driving wheel, the chain is connected with the vehicle body, and the vehicle body and the support are alternately lifted by virtue of forward and reverse movement of the chain respectively; the detection part is used for detecting the distance from the vehicle body to the front side step; the control part is used for receiving the signal of the detection part and controlling the power wheel, the driving wheel and the chain wheel to rotate and the driving mechanism to act.

As another embodiment of the present application, there are two driving wheels, the two driving wheels are respectively rotatably disposed on two sides of the bracket, and the two driving wheels are respectively connected to the two second driving elements.

As another embodiment of this application, be equipped with the base plate on the support, second drive element is driving motor, and driving motor locates on the base plate, and driving motor all coaxial coupling first gear, first gear and second gear mesh mutually, and second gear and action wheel coaxial arrangement.

As another embodiment of the application, the driving mechanism comprises a fixed seat, a first slide rod, a fixed part, a second slide rod, a pushing element, a sliding plate and a pushing assembly, wherein a first slide way is arranged on the fixed seat and is vertically arranged; the first sliding rod is L-shaped, one end of the first sliding rod is arranged in the first slide way in a sliding mode, the other end of the first sliding rod is provided with a second slide way, and the second slide way is parallel to the width direction of the vehicle body; the fixing piece is used for fixing the first sliding rod in the first slideway; the second slide bar is arranged in the second slide way in a sliding manner, the end part of the second slide way is provided with a mounting seat, and the length direction of the mounting seat is parallel to the length direction of the vehicle body; the pushing element is used for pushing the second sliding rod to slide; the sliding plate is arranged on the mounting seat and can slide along the length direction of the mounting seat, and a dust collection head is arranged on the sliding plate; the pushing assembly is used for pushing the sliding plate to slide.

As another embodiment of this application, be equipped with the screw hole on the fixing base, the mounting is the screw rod, screw rod and screw hole threaded connection, the screw rod is used for pressing first slide bar admittedly in the first slide of fixing base.

As another embodiment of the present application, the ejector member is an electric cylinder.

As another embodiment of the application, the pushing assembly comprises a rack, a transmission gear and a first motor, wherein the rack is arranged on the mounting seat; the transmission gear is rotationally connected with the sliding plate and meshed with the rack; the first motor is arranged on the sliding plate and is coaxially connected with the transmission gear.

As another embodiment of the application, the dust collection part is also provided with a collection bin, a transmission pipe and a fan, wherein one end of the transmission pipe is connected with the dust collection head, and the other end of the transmission pipe is connected with the collection bin; the fan is arranged in the collection bin.

As another embodiment of the application, a supporting seat is arranged on the sliding plate, and wiping cloth is arranged on the supporting seat.

As another embodiment of the application, the detection part is a laser position sensor, and the laser position sensor is arranged on the vehicle body.

The utility model provides a stair cleaning device's beneficial effect lies in: compared with the prior art, the utility model discloses stair cleaning device is equipped with support, automobile body, dust absorption portion, actuating mechanism, is equipped with two sprockets and action wheel on the support, and two sprockets pass through the chain and link to each other, and the chain links to each other with the automobile body, is equipped with the wheel on the automobile body, and wherein two wheels protrusion automobile body front sides, can conflict with the step side simultaneously, and one of them wheel is power wheel. When the detection part detects a stair step, the driving wheel stops moving, and the driving mechanism drives the dust collection part to move to collect dust on the step. After dust collection is finished, the vehicle body is controlled to move according to the distance from the detection part to the front side step until two wheels protruding out of the front side of the vehicle body abut against the side face of the step, the chain wheel rotates positively to drive the chain to move, the vehicle body rises along with the chain, in the process that the vehicle body rises along with the chain, the driving wheel rotates all the time to guarantee the abutting force of the two wheels against the side face of the step, at the moment, the two wheels abutting against the step form support with the driving wheel, the vehicle body cannot topple, after the vehicle body rises to a set height, the driving wheel and the power wheel rotate synchronously, the vehicle body part reaches the step, then the chain wheel rotates reversely, when the support rises to a proper height, the driving wheel and the power wheel rotate synchronously, the support moves to. The utility model discloses stair cleaning device has liberated the labour, has improved the clean efficiency of stair.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a stair cleaning device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the stair cleaning device according to the embodiment of the present invention when climbing stairs.

In the figure: 1. a support; 2. a driving wheel; 5. a wheel; 6. a laser position sensor; 8. a vehicle body; 9. a dust collection head; 10. wiping cloth; 11. a supporting seat; 12. a rack; 13. a mounting seat; 14. a slide plate; 15. a conveying pipe; 16. a second slide bar; 17. an electric cylinder; 18. a first slide bar; 19. a fixed seat; 20. a collection bin; 21. a chain; 22. a sprocket; 23. a drive motor; 24. a substrate; 25. a first gear; 26. a screw; 27. a transmission gear; 28. a first motor; 29. a second motor.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2 together, the stair cleaning device of the present invention will now be described. The stair cleaning device comprises a support 1, a vehicle body 8, a dust collection part, a driving mechanism, a detection part and a control part, wherein at least three wheels 5 are arranged on the vehicle body 8, two wheels 5 protrude out of the front side of the vehicle body 8 and can simultaneously abut against the side faces of steps, and one wheel 5 is a power wheel; the dust collection part is provided with a dust collection head 9, and the dust collection head 9 is used for collecting dust and cleaning stairs and corridors; the driving mechanism is arranged on the vehicle body 8 and is connected with the dust collection head 9, and the driving mechanism is used for driving the dust collection head 9 to move for dust collection; the support 1 is provided with two chain wheels 22, the two chain wheels 22 are meshed with the chain 21, the chain 21 moves in the vertical direction by means of the chain wheels 22, the lower end of the support 1 is provided with the driving wheel 2, the chain 21 is connected with the vehicle body 8, and the vehicle body 8 and the support 1 are alternately lifted by means of forward and reverse movement of the chain 21; the detection part is used for detecting the distance from the vehicle body 8 to the front side step; the control part is used for receiving the signal of the detection part and controlling the driving wheels, the driving wheel 2 and the chain wheel 22 to rotate and the driving mechanism to act.

The utility model provides a stair cleaning device compares with prior art, is equipped with support 1, automobile body 8, dust absorption portion, detection portion, actuating mechanism, is equipped with two sprocket 22 and action wheel 2 on the support 1, and two sprocket 22 pass through chain 21 and link to each other, and chain 21 links to each other with automobile body 8, is equipped with wheel 5 on the automobile body 8, and wherein two wheel 5 protrusion automobile body 8 front sides, can conflict with the step side simultaneously, and one of them wheel 5 is power wheel. When the detection part detects a stair step, the driving wheel 2 stops moving, and the driving mechanism drives the dust collection part to move to collect dust on the step. The dust absorption finishes, detect the automobile body 8 according to the detection portion and control automobile body 8 to the distance of front side step, until making two wheels 5 that outstanding automobile body 8 front side support the side of step, sprocket 22 corotation, drive the motion of chain 21, automobile body 8 rises along with chain 21, in automobile body 8 rises along with chain 21 in-process, action wheel 2 rotates all the time and guarantees the power that supports of two wheels 5 to the step side, two wheels 5 that support the step form with action wheel 2 this moment, automobile body 8 can not produce and topple over, rise to the settlement height after, action wheel 2 and power wheel 5 synchronous revolution, thereby automobile body 8 part reaches on the step, later sprocket 22 antiport, support 1 rises to suitable height along with chain 21, action wheel 2 and power wheel 5 rotate, support 1 moves on the step, then clean next layer step. The utility model discloses stair cleaning device has liberated the labour, has improved the clean efficiency of stair.

In this embodiment, one of the chain wheels 22 is connected to the second motor 29, the power wheel is connected to the third motor, and the control unit controls the rotation of the chain wheel 22 and the power wheel through the second motor 29 and the third motor, respectively. The stair cleaning device is used for cleaning the upper step by absorbing dust on the lower step. When the stair cleaning device cleans the upper step, the stair cleaning device needs to climb up the upper step to clean the next layer, the driving wheel 2 and the power wheel 5 synchronously rotate to enable the two wheels 5 to abut against the side wall of the upper step, the driving wheel 2 continuously rotates to enable the two wheels 5 to continuously abut against the side wall of the upper step, the chain wheel 22 rotates forwards, the chain 21 drives the vehicle body 8 to ascend, and when the ascending height is the height of the step surface, the driving wheel 2 and the power wheel 5 push the whole device to move forwards so that the vehicle body 8 reaches the upper step; then the chain wheel 22 rotates reversely, the vehicle body 8 is on the upper step, the displacement is limited by the upper step, the chain 21 moves to cause the bracket 1 to move upwards, when the bracket 1 rises to the step height, the driving wheel 2 and the power wheel 5 rotate, and the bracket 1 reaches the upper step. When all steps are cleaned, the operator takes the stair cleaning device back.

As a specific embodiment of the stair cleaning device of the present invention, please refer to fig. 1 to 2, two driving wheels 2 are provided, two driving wheels 2 are respectively rotatably disposed on two sides of the support 1, and the two driving wheels 2 are respectively connected to two second driving elements.

In this embodiment, two driving wheels 2 are provided, the two driving wheels 2 are respectively connected with two second driving elements, and when the stairs and the stairway transition corridor are reached, the car body 8 and the support 1 can be steered by controlling the rotation speed difference of the two driving wheels 2. The number of the wheels 5 is four, the wheels are symmetrically arranged on two sides of the vehicle body 8 in pairs, one of the wheels is a power wheel 5, and the rotating speed of the power wheel 5 is consistent with that of the driving wheel 2 on the same side.

As a specific implementation manner of the stair cleaning device provided in the present invention, please refer to fig. 1 to 2, a base plate 24 is disposed on the support 1, the second driving element is a driving motor 23, the driving motor 23 is disposed on the base plate 24, the driving motor 23 is coaxially connected to the first gear 25, the first gear 25 is engaged with the second gear, and the second gear is coaxially disposed with the driving wheel 2.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the driving mechanism includes a fixing seat 19, a first slide bar 18, a fixing member, a second slide bar 16, a pushing element, a sliding plate 14, and a pushing assembly, wherein the fixing seat 19 is provided with a first slide way, and the first slide way is vertically arranged; the first slide bar 18 is L-shaped, one end of the first slide bar 18 is slidably arranged in the first slide way, and the other end of the first slide bar 18 is provided with a second slide way which is parallel to the width direction of the vehicle body 8; the fixing piece is used for fixing the first slide bar 18 in the first slideway; the second slide bar 16 is arranged in a second slide way in a sliding manner, the end part of the second slide way is provided with a mounting seat 13, and the length direction of the mounting seat 13 is parallel to the length direction of the vehicle body 8; the pushing element is used for pushing the second slide bar 16 to slide; the sliding plate 14 is arranged on the mounting seat 13 and can slide along the length direction of the mounting seat 13, and the dust collection head 9 is arranged on the sliding plate 14; the pushing assembly is used for pushing the sliding plate 14 to slide.

In the embodiment, the driving mechanism drives the dust collection head 9 to move so as to clean stairs and corridors. The first slide way is vertically arranged, the first slide rod 18 is lifted along the first slide way, the second slide way extends to the front side of the vehicle body 8, the second slide rod 16 moves back and forth along the second slide way, when the device is used, the second slide way is perpendicular to the step, the length direction of the mounting seat 13 is parallel to the step, and the sliding plate 14 slides along the length direction of the mounting seat 13.

As a specific implementation manner of the embodiment of the present invention, refer to fig. 1 and fig. 2, a threaded hole is formed on the fixing base 19, the fixing member is a screw rod 26, the screw rod 26 is in threaded connection with the threaded hole, and the screw rod 26 is used for pressing and fixing the first sliding rod 18 in the first slide way of the fixing base 19.

In this embodiment, the position of the first slide bar 18 in the first slideway is adjusted according to the height of the step before cleaning, so as to ensure that the dust collection head 9 is at a proper height.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the pushing element is an electric cylinder 17.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the pushing assembly includes a rack 12, a transmission gear 27, and a first motor 28, the rack 12 is disposed on the mounting base 13; the transmission gear 27 is rotationally connected with the sliding plate 14, and the transmission gear 27 is meshed with the rack 12; the first motor 28 is disposed on the sliding plate 14 and coaxially connected to the transmission gear 27.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the dust collecting part is further provided with a collecting bin 20, a transmission pipe 15 and a fan, one end of the transmission pipe 15 is connected to the dust collecting head 9, and the other end is connected to the collecting bin 20; the fan is arranged in the collection bin 20.

In this embodiment, dust is collected into the collection bin 20 through the dust collection head 9 and the conveying pipe 15, and an operator only needs to clean the collection bin 20 regularly.

Referring to fig. 1, a support 11 is disposed on a sliding plate 14, and a wiping cloth 10 is disposed on the support 11.

In this embodiment, the wiping cloth 10 is fixed to the sliding plate 14 via the support 11 and is thus movable with the cleaner head 9. The utility model discloses when cleaning stair, set for the procedure, dust absorption head 9 removes from the stair left side to the right side, and wiping cloth 10 removes from a left side to the right side along with dust absorption head 9, cleans immediately after dust absorption head 9 sweeps.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the detecting portion is a laser position sensor 6, and the laser position sensor 6 is disposed on the vehicle body 8.

In this embodiment, the distance between the vehicle body 8 and the front step is detected by the reflection of the laser, and when the detected distance is a set distance, at least one of the wheels 5 abuts against the side surface of the step, so that the vehicle body 8 can be lifted.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Stair cleaning device, its characterized in that includes:

the vehicle comprises a vehicle body, wherein at least three wheels are arranged on the vehicle body, two of the wheels protrude out of the front side of the vehicle body and can simultaneously abut against the side surface of a step, and one of the wheels is a power wheel;

the dust collection part is provided with a dust collection head which is used for collecting dust and cleaning stairs and corridors;

the driving mechanism is arranged on the vehicle body, is connected with the dust collection head and is used for driving the dust collection head to movably collect dust;

the support is provided with two chain wheels, the two chain wheels are meshed with a chain, the chain moves in the vertical direction by virtue of the chain wheels, the lower end of the support is provided with a driving wheel, the chain is connected with the vehicle body, and the vehicle body and the support are alternately lifted by virtue of forward and reverse movement of the chain;

a detection section for detecting a distance from the vehicle body to the front side step;

and the control part is used for receiving the signal of the detection part and controlling the power wheel, the driving wheel and the chain wheel to rotate and the driving mechanism to act.

2. A stair cleaning device as claimed in claim 1, wherein there are two drive wheels, two drive wheels are rotatably mounted on either side of the frame, and two drive wheels are connected to two second drive elements.

3. A staircase cleaning device as defined in claim 2, wherein the frame is provided with a base plate, the second driving elements are driving motors provided on the base plate, the driving motors are coaxially connected to first gears, the first gears are engaged with second gears, and the second gears are coaxially provided with the driving wheels.

4. A stair cleaning device as claimed in claim 1, wherein the drive mechanism comprises:

the fixing seat is provided with a first slideway, and the first slideway is vertically arranged;

the first sliding rod is L-shaped, one end of the first sliding rod is arranged in the first slide way in a sliding mode, the other end of the first sliding rod is provided with a second slide way, and the second slide way is parallel to the width direction of the vehicle body;

the fixing piece is used for fixing the first sliding rod in the first slide way;

the second sliding rod is arranged in the second sliding way in a sliding mode, the end portion of the second sliding way is provided with an installation seat, and the length direction of the installation seat is parallel to the length direction of the vehicle body;

the pushing element is used for pushing the second sliding rod to slide;

the sliding plate is arranged on the mounting seat and can slide along the length direction of the mounting seat, and a dust collection head is arranged on the sliding plate; and

and the pushing assembly is used for pushing the sliding plate to slide.

5. A stair cleaning device as claimed in claim 4, wherein the fixing base has a threaded hole, the fixing member is a threaded rod, the threaded rod is in threaded connection with the threaded hole, and the threaded rod is used to press and fix the first slide rod in the first slide way of the fixing base.

6. A stair cleaning device as claimed in claim 5, wherein the ejector element is an electric cylinder.

7. A stair cleaning device as claimed in claim 6, wherein the pushing assembly comprises:

the rack is arranged on the mounting seat;

the transmission gear is rotationally connected with the sliding plate and meshed with the rack;

the first motor is arranged on the sliding plate and is coaxially connected with the transmission gear.

8. A stair cleaning device as claimed in claim 1, wherein the suction portion is further provided with:

a collection bin;

one end of the transmission pipe is connected with the dust collection head, and the other end of the transmission pipe is connected with the collection bin;

and the fan is arranged in the collection bin.

9. A staircase cleaning device as defined in claim 4, wherein the slide plate is provided with a support base, on which a wiping cloth is provided.

10. A stair cleaning device as claimed in claim 1, wherein the sensing means is a laser position sensor, the laser position sensor being provided on the vehicle body.