CN218552226U - Rolling brush leveling mechanism, corresponding rolling brush system and cleaning equipment - Google Patents

Abstract

The utility model discloses a rolling brush leveling mechanism, a corresponding rolling brush system and cleaning equipment, wherein the rolling brush leveling mechanism comprises a connecting seat, a bidirectional moving unit and a swing arm hoisting slide rail for driving a double-rolling brush module to move; the bidirectional moving unit is arranged to drive the connecting seat and the swing arm hoisting slide rail to move towards opposite directions simultaneously. When the rolling brush leveling mechanism is used on cleaning equipment, the connecting seat and the swing arm hoisting slide rail can be driven to move towards opposite directions only by adjusting the bidirectional moving unit, the swing arm hoisting slide rail drives the double rolling brush module to move towards the front or the rear of the cleaning equipment under the driving of the bidirectional moving unit, and two rolling brushes in the double rolling brush module are recovered to the position of the same horizontal line by adjusting the front and rear positions of the double rolling brush module.

Description

Rolling brush leveling mechanism, corresponding rolling brush system and cleaning equipment

Technical Field

The utility model relates to a cleaning device technical field, concretely relates to round brush levelling mechanism and corresponding round brush system and cleaning device.

Background

With the development of economy and the progress of science and technology, the cleaning work of various places such as homes, markets and the like is gradually changed from manual labor to mechanization and intellectualization, cleaning equipment such as a sweeper, a floor washing machine, a sweeping robot and the like appears, and the work burden of people on the aspect of cleaning the scenes is greatly reduced.

Generally, the bottom of the cleaning device is provided with a double rolling brush module, and the two rolling brushes in the double rolling brush module rotate in opposite directions or in the same direction to clean garbage on the ground and wash stains on the ground. Generally, in order to ensure the cleaning effect of the dual-roller brush module, the two rollers thereof should be on the same horizontal plane.

However, at present, due to the influence of the processing precision and the installation precision, the lifting motion track of the double-rolling brush module installed on the cleaning equipment is easy to deviate back and forth, so that the two rolling brushes of the double-rolling brush module are not kept on the same horizontal plane any more. In order to return the double roller brushes deviated from the same horizontal plane to the same horizontal plane, an adjusting mechanism needs to be provided on the cleaning apparatus.

The current adjusting mechanism is mainly to connect a double-rolling brush module to a fixed bolt seat 20 through a screw nut structure which is matched with each other, specifically, as shown in fig. 1, in the double-rolling brush module, a rolling brush hoisting slide rail 21 which connects two rolling brushes is detachably connected to the fixed bolt seat 20 through an adjusting bolt 31, more specifically, the adjusting bolt 31 passes through the fixed bolt seat 20, and a first locking nut 32 is in threaded connection with the adjusting bolt 31 which passes through the fixed bolt seat 20, so as to clamp the fixed bolt seat 20; the adjusting bolt 31 penetrating through the fixing bolt seat 20 is further connected with a second locking nut 33 before penetrating through the rolling brush hoisting slide rail 21, and a slide rail fixing nut 34 is further in threaded connection with the adjusting bolt 31 penetrating through the rolling brush hoisting slide rail 21 so as to clamp the rolling brush hoisting slide rail 21 through the second locking nut 33 and the slide rail fixing nut 34, wherein the adjusting bolt 31 is arranged along the front-back direction of the cleaning equipment.

When two rolling brushes in the double-rolling brush module need to be adjusted to the same horizontal plane, firstly, the slide rail fixing nut 34 needs to be unscrewed; then, the first lock nut 32 and the second lock nut 33 are loosened; then, the rolling brush hoisting slide rail 21 is adjusted in place by rotating the adjusting bolt 31; then the slide rail fixing nut 34 is screwed tightly; finally, the first lock nut 32 and the second lock nut 33 are tightened, so that the two rolling brushes in the double-rolling-brush module can be adjusted to be on the same horizontal plane. The existing mechanism is used for leveling the double-rolling brush module, at least four steps are needed to be operated, the process is complex, the whole operation process consumes long time, and the labor intensity of workers is high; moreover, because the double-rolling brush module is arranged at the bottom of the cleaning equipment, the operation space is smaller, the operation difficulty is further increased, and the operation time is prolonged.

SUMMERY OF THE UTILITY MODEL

When relying on current guiding mechanism to realize the leveling of two round brush modules in order to solve, the workflow of existence is loaded down with trivial details, and is consuming time many, problem that intensity of labour is big, according to the utility model discloses an aspect provides a round brush levelling mechanism.

The rolling brush leveling mechanism comprises a connecting seat, a bidirectional moving unit and a swing arm hoisting slide rail for driving the double rolling brush modules to move; the bidirectional moving unit is arranged to drive the connecting seat and the swing arm hoisting slide rail to move towards opposite directions simultaneously.

Therefore, when the cleaning rolling brush leveling mechanism is used on cleaning equipment, the double rolling brush modules are relatively fixedly arranged relative to the swing arm hoisting slide rail, the connecting seat is relatively fixedly arranged relative to a chassis or a machine base of the cleaning equipment, and the bidirectional moving unit drives the connecting seat and the swing arm hoisting slide rail to move towards the front and back of the cleaning equipment.

When the cleaning device is used, the connecting seat and the swing arm hoisting slide rail can be driven to move towards opposite directions only by adjusting the bidirectional moving unit, the swing arm hoisting slide rail drives the double rolling brush module to move towards the front or the rear of the cleaning device under the driving of the bidirectional moving unit, and two rolling brushes in the double rolling brush module are restored to the position of the same horizontal line by adjusting the front and rear positions of the double rolling brush module. Because the use steps of the rolling brush leveling mechanism are less, the operation process is greatly simplified, the time consumption of the operation process is less, and the labor intensity of operators is greatly reduced.

In some embodiments, the bi-directional movement unit has an adjustment axis; the adjusting shaft is arranged in such a way that when the adjusting shaft rotates forwards, the connecting seat and the swing arm hoisting slide rail move towards opposite directions, and when the adjusting shaft rotates backwards, the connecting seat and the swing arm hoisting slide rail move towards opposite directions; or the adjusting shaft is set to move towards the direction deviating from the connecting seat and the swing arm hoisting slide rail when the adjusting shaft rotates forwards, and the adjusting shaft is also set to move towards the opposite direction when the adjusting shaft rotates backwards.

From this, can drive connecting seat and swing arm hoist and mount slide rail simultaneously towards opposite direction motion through rotating the adjusting spindle, for example, move towards relative direction simultaneously, or move towards the direction that deviates from mutually simultaneously to realize the adjustment of the front and back position of two round brush modules through simple and easy operation mode.

In some embodiments, the adjustment shaft is a positive and negative threaded screw having a positive thread on one end and a negative thread on the other end; the positive and negative screw rod is connected with one of the connecting seat and the swing arm hoisting slide rail through positive threads, and the positive and negative screw rod is connected with the other of the connecting seat and the swing arm hoisting slide rail through negative threads. Therefore, the connecting seat and the swing arm hoisting slide rail which are screwed in different directions can move towards opposite directions simultaneously or move towards opposite directions simultaneously by rotating the positive and negative threaded screws so as to adjust the position of the swing arm hoisting slide rail relative to the connecting seat; meanwhile, the process of adjusting the position of the swing arm hoisting slide rail does not relate to the process of loosening and tightening a plurality of nuts, so that the operation is more convenient; moreover, the structure of the bidirectional moving unit can be simplified, so that the preparation cost of the bidirectional moving unit is reduced.

In some embodiments, the end part of the screw rod with the positive and negative teeth, which is far away from the swing arm hoisting slide rail, is provided with an operating part which is convenient for driving the screw rod with the positive and negative teeth to rotate. Therefore, the operator can directly control the operation part through the control operation part or through the auxiliary tool, and the operation difficulty of the operator is reduced.

In some embodiments, at least one of the positive and negative threads is a trapezoidal thread. Therefore, the phenomenon that the positive and negative screw rods are loosened due to the reaction force generated by the vibration of the rolling brush leveling mechanism can be avoided, and the effect of preventing the positive and negative screw rods from being loosened is achieved.

In some embodiments, the bi-directional movement unit further comprises a driving gear disposed on the adjustment shaft; the first driven gear and the second driven gear are meshed at two sides of the driving gear; the first screw rod and the second screw rod are respectively and coaxially connected to the first driven gear and the second driven gear, and the rotating directions of the first screw rod and the second screw rod are the same; and the thread structures are arranged on the connecting seat and the swing arm hoisting slide rail and are respectively matched with the first screw rod and the second screw rod.

From this, can rotate through the driving gear, drive first driven gear and second driven gear antiport, and then drive connecting seat and swing arm hoist and mount slide rail and move towards opposite direction simultaneously through the rotation of first screw rod and second screw rod.

In some embodiments, the bidirectional moving unit further comprises a motion guiding unit, and the motion guiding unit is configured to limit the motion direction of the connecting seat or the swing arm hoisting slide rail to be parallel to the direction in which the bidirectional moving unit drives the connecting seat and the swing arm hoisting slide rail to move. Therefore, when in use, the motion guide unit is relatively fixedly arranged relative to the chassis or the machine base of the cleaning equipment; when the bidirectional moving unit drives the swing arm hoisting slide rail or the connecting seat to move, the swing arm hoisting slide rail or the connecting seat can be prevented from shaking in the front and back movement process due to the limitation of the movement guide unit.

In some embodiments, the roller brush leveling mechanism further comprises a swing arm hoist track; the swing arm hoisting slide rail is provided with a first slide rail arranged along the motion direction of the connecting seat and the swing arm hoisting slide rail, the swing arm hoisting slide rail is provided with a first slide block matched with the first slide rail, and the first slide rail and the first slide block form a motion guide unit; or the swing arm hoisting slide rail is provided with a second slide way arranged along the motion direction of the connecting seat and the swing arm hoisting slide rail, the swing arm hoisting track is provided with a second slide block matched with the second slide way, and the second slide way and the second slide block form a motion guide unit.

From this, through the mode that sets up slide and slider on swing arm hoist and mount track and swing arm hoist and mount slide rail respectively, can realize still guaranteeing under the condition of addding the motion direction unit the utility model discloses a round brush levelling mechanism keeps comparatively retrencied structure.

In some embodiments, the roller brush leveling mechanism further comprises a swing arm hoisting track, and the motion guide unit comprises guide rail sliding block units which are matched with each other; one of the guide rail and the slider of the guide rail slider unit is connected to one of the swing arm hoisting rail and the swing arm hoisting slide rail, the other of the guide rail and the slider of the guide rail slider unit is connected to the other of the swing arm hoisting rail and the swing arm hoisting slide rail, and the guide rail in the guide rail slider unit is arranged along the motion direction of the connecting seat and the swing arm hoisting slide rail.

Therefore, the original shapes of the swing arm hoisting track and the swing arm hoisting slide rail can be kept in a mode of respectively connecting the guide rail and the slide block which are matched with each other on the swing arm hoisting track and the swing arm hoisting slide rail, so that the change of the rolling brush leveling mechanism caused by additionally arranging the motion guide unit is reduced.

According to an aspect of the present invention, a roll brush system is provided. The rolling brush system comprises a rolling brush leveling mechanism and a double rolling brush module; the rolling brush leveling mechanism is the rolling brush leveling mechanism; the double-rolling brush module is hung on the swing arm hoisting slide rail.

Therefore, the connecting seat and the swing arm hoisting slide rail can be driven to move towards the front or the rear of the cleaning equipment respectively only by adjusting the bidirectional moving unit, so that the two rolling brushes in the double-rolling brush module can be restored to the position of the same horizontal line by adjusting the front and rear positions of the double-rolling brush module. Because the use steps of the rolling brush leveling mechanism are less, the operation process is greatly simplified, the time consumption of the operation process is less, and the labor intensity of operators is greatly reduced.

In some embodiments, the double-rolling brush module is hung on the swing arm hanging slide rail through the swing arm piece. The double rolling brush modules are integrated through the swinging arm component, so that the double rolling brush modules are connected to the swinging arm hoisting slide rail conveniently.

According to an aspect of the present invention, a cleaning device is provided.

The cleaning equipment comprises the rolling brush system and a chassis, wherein a connecting seat in the rolling brush system is fixedly arranged relative to the chassis; a swing arm hoisting track in the rolling brush system is fixedly arranged relative to the chassis or the connecting seat. Therefore, the rolling brush system can play a role in the cleaning equipment in a mode of fixing the connecting seat relative to the chassis and a mode of fixing the swing arm hoisting track relative to the chassis or the connecting seat, and the arrangement mode is simple and easy.

Drawings

Fig. 1 is a schematic structural diagram of an adjusting mechanism for adjusting two rolling brushes in a dual-rolling brush module to a same horizontal line in the prior art;

fig. 2 is a schematic structural view of a rolling brush leveling mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of another view angle of the roller brush leveling mechanism shown in FIG. 2;

fig. 4 is a schematic structural diagram of a bidirectional mobile unit according to another embodiment of the present invention;

fig. 5 is a schematic structural view of a rolling brush system according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a cleaning device according to an embodiment of the present invention;

reference numerals are as follows: 20. fixing a bolt seat; 21. the rolling brush hoists the slide rail; 31. adjusting the bolt; 32. a first lock nut; 33. a second lock nut; 34. a slide rail fixing nut; 40. a connecting seat; 50. a swing arm hoists the slide rail; 60. a positive and negative thread screw; 61. an orthodontic thread; 62. a reverse thread; 63. an outer hexagonal structure; 64. a driving gear; 65. a first driven gear; 66. a second driven gear; 67. a first screw; 68. a second screw; 70. hoisting the track by the swing arm; 80. a motion guide unit; 81. a first slideway; 82. a first slider; 90. a double rolling brush module; 91. a swinging arm member; 100. a chassis.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element. The terms used herein are generally terms commonly used by those skilled in the art, and if they are inconsistent with such commonly used terms, the terms herein control.

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than 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.

Fig. 2 and 3 schematically show a round brush leveling mechanism according to an embodiment of the present invention.

As shown in fig. 2 and 3, the rolling brush leveling mechanism comprises a connecting base 40, a swing arm hoisting slide rail 50 and a bidirectional moving unit; wherein, the connecting base 40 is generally used for connecting the rolling brush leveling mechanism to the chassis 100 or the machine base of the cleaning device; the swing arm hoisting slide rail 50 is used for driving the double rolling brush module 90 to move, and generally, the double rolling brush module 90 is connected with the swing arm hoisting slide rail 50 through a swing arm; generally, the two-way mobile unit can couple together connecting seat 40 and swing arm hoist and mount slide rail 50, and the two-way mobile unit sets to and can drive connecting seat 40 and swing arm hoist and mount slide rail 50 simultaneously and move towards opposite direction, can enough drive connecting seat 40 and swing arm hoist and mount slide rail 50 simultaneously and move towards relative direction, also can drive connecting seat 40 and swing arm hoist and mount slide rail 50 simultaneously and move towards the direction that deviates from mutually.

In some embodiments, the bi-directional movement unit has an adjustment axis. The adjustment shaft is configured such that when it is rotated forward, the connecting base 40 and the swing arm lifting slide 50 move in opposite directions, and the adjustment shaft is further configured such that when it is rotated backward, the connecting base 40 and the swing arm lifting slide 50 move in opposite directions. Or the adjusting shaft is set to move towards the direction opposite to the direction of the connecting seat 40 and the swing arm hoisting slide rail 50 when the adjusting shaft rotates forwards, and the adjusting shaft is also set to move towards the opposite direction of the connecting seat 40 and the swing arm hoisting slide rail 50 when the adjusting shaft rotates backwards. The connecting seat 40 and the swing arm hoisting slide rail 50 can be driven to move towards opposite directions by rotating the adjusting shaft, so that the front and back positions of the double-rolling brush module 90 can be adjusted by a simple operation mode.

As one of the implementation manners of the bidirectional moving unit, as shown in fig. 2 and 3, the bidirectional moving unit includes a screw 60 with positive and negative teeth, the screw 60 with positive and negative teeth can be connected to an adjusting shaft, and can also be used as an adjusting shaft, one end of the screw 60 with positive teeth has a positive thread 61, and the other end has a negative thread 62; the positive and negative threaded rods 60 are connected with the right-handed threads on one of the connecting base 40 and the swing arm hoisting slide rail 50 through the positive threads 61, the positive and negative threaded rods 60 are connected with the left-handed threads on the other of the connecting base 40 and the swing arm hoisting slide rail 50 through the negative threads 62, for example, the positive and negative threaded rods 60 are connected with the right-handed threads of the connecting base 40 through the positive threads 61, and the positive and negative threaded rods 60 are connected with the left-handed threads of the swing arm hoisting slide rail 50 through the negative threads 62. This embodiment realizes only driving positive and negative tooth screw rod 60 through the ratchet sleeve and rotates through the mode that sets up the screw thread of positive and negative tooth screw rod 60 and looks adaptation with the two-way mobile unit, just can drive connecting seat 40 and swing arm hoist and mount slide rail 50 reverse motion simultaneously, not only easy and simple to handle, the structure is succinct moreover, and the cost of manufacture is low. Preferably, at least one of the threads 61 and 62 is trapezoidal, and most preferably, both the threads 61 and 62 are trapezoidal, so as to avoid loosening of the screw 60 due to the reaction force generated by the vibration of the roller brush leveling mechanism.

In order to reduce the damage to the threads on the positive and negative threaded rods 60 when the positive and negative threaded rods 60 are rotated, and meanwhile, to maintain the convenience of the rotation of the positive and negative threaded rods 60, in some preferred embodiments, an operation portion for driving the positive and negative threaded rods 60 to rotate is disposed at an end portion of the positive and negative threaded rods 60 (i.e., a free end of the positive and negative threaded rods 60) away from the swing arm hoisting slide 50. As one of the implementation manners of the operation portion, as shown in fig. 2 and 3, the operation portion is an external hexagonal structure 63 disposed on the free end of the front and back threaded rod 60 and coaxial with the front and back threaded rod 60, and when the front and back threaded rod 60 is to be rotated, the operation strength can be reduced by a wrench such as a spanner wrench, a ring wrench or an open end wrench. As another mode of the operation portion, the operation portion is an inner hexagonal recessed groove formed in an end surface of a free end of the forward and reverse threaded screw 60, and thus the operation portion can be provided without increasing the length of the forward and reverse threaded screw 60, and when the forward and reverse threaded screw 60 is to be rotated, the forward and reverse threaded screw 60 can be rotated by an inner hexagonal wrench. As another implementation of the operation part, the operation part may be a handle integrally formed, machined or connected to the free end of the forward and backward threaded rod 60, and preferably, the handle extends in a direction not parallel to the axial direction of the forward and backward threaded rod 60, so that the operator can rotate the forward and backward threaded rod 60 by applying a small force to the handle. Because the rolling brush leveling mechanism is generally arranged on a chassis of the cleaning equipment, the operation space is narrow, the operation part arranged on the positive and negative thread screw rod 60 can provide convenience for operating the positive and negative thread screw rod 60 by operators, and finally the operation efficiency of the rolling brush leveling mechanism can be improved.

As another implementation manner of the bidirectional moving unit, as shown in fig. 4, the bidirectional moving unit includes a driving gear 64, a first driven gear 65, a second driven gear 66, a first screw 67, a second screw 68, and a screw structure adapted to the first screw 67 and the second screw 68; the driving gear 64 is pivotally connected to the connecting seat 40; the thread structure comprises a first thread and a second thread which are respectively arranged on the swing arm hoisting slide rail 50 and the connecting seat 40 along the axial direction of the driving gear 64; the first screw 67 is connected to the swing arm hoisting slide rail 50 through a first thread; the second screw 68 is connected to the connecting seat 40 through a second thread; the first driven gear 65 is coaxially connected with the first screw 67 and meshed with the driving gear 64; the second driven gear 66 is coaxially connected with the second screw 68 and meshed with the driving gear 64; the first and second threads are both positive threads 61 or both negative threads 62. Therefore, when the driving gear 64 rotates, the first driven gear 65 and the second driven gear 66 are driven to rotate in opposite directions, and the connecting seat 40 and the swing arm hoisting slide rail 50 are driven to move in opposite directions simultaneously by the rotation of the first screw 67 and the second screw 68. Preferably, in order to achieve the compactness of the structure, a through hole for the first screw 67 to pass through is integrally formed or machined on the connecting base 40, so that the first screw 67 connected to the swing arm hoisting slide rail 50 can be connected with the first driven gear 65 after passing through the through hole on the connecting base 40. Preferably, the adjusting shaft may be disposed on the driving gear 64, and an operating portion may be disposed on the driving gear 64, and the manner of disposing the operating portion is similar to the manner of disposing the operating portion on the front and back threaded rod 60, which is not described again. Preferably, the driving gear 64 is coaxially connected to the rotating motor, so that the driving gear 64 is driven to rotate by the rotating motor, thereby facilitating the automatic driving of the driving gear 64.

When the rolling brush leveling mechanism is used, the connecting base 40 is relatively fixedly arranged relative to the chassis 100 of the cleaning device or the machine base, for example, the connecting base 40 is connected to the chassis 100 of the cleaning device, and the bidirectional moving unit drives the connecting base 40 and the swing arm hoisting slide rail 50 to move towards the front and back of the cleaning device, where the front of the cleaning device refers to the advancing direction of the cleaning device, and the back of the cleaning device refers to the direction opposite to the front. When needs were leveled two round brush module, only through this step of adjustment two-way moving unit, can drive connecting seat 40 and the motion of swing arm hoist and mount slide rail 50 towards opposite direction to position through adjusting two round brush module 90 front and back positions make two round brushes in two round brush modules resume to same water flat line uses the utility model discloses a round brush levelling mechanism has significantly reduced operating procedure, and it is consuming time to reduce the leveling, reduces intensity of labour.

No matter which of the foregoing implementation manners is adopted by the bidirectional moving unit, in order to avoid the problem of shaking occurring during the process of the front and rear movement of the swing arm hoisting slide rail 50 or the connecting seat 40, preferably, as shown in fig. 2 and fig. 3, the bidirectional moving unit further comprises a movement guiding unit 80, and the movement guiding unit 80 is set to limit the movement direction of the connecting seat 40 or the swing arm hoisting slide rail 50 to be parallel to the direction in which the bidirectional moving unit drives the connecting seat 40 and the swing arm hoisting slide rail 50 to move. When the cleaning device is used, one of the connecting seat 40 and the swing arm hoisting slide rail 50, which is not limited by the motion guide unit 80 in the motion direction, is fixedly connected to the chassis 100 or the base of the cleaning device, and when the bidirectional moving unit drives the swing arm hoisting slide rail 50 or the connecting seat 40 to move, the problem of shaking of the swing arm hoisting slide rail 50 or the connecting seat 40 in the front-back motion process can be avoided due to the limitation of the motion guide unit 80.

As one of the embodiments of the movement guide unit 80, as shown in fig. 3, in the embodiment, the roll brush leveling mechanism further includes a swing arm hoist rail 70. The swing arm hoisting track 70 is provided with a first slide rail 81 arranged along the movement direction of the connecting seat 40 and the swing arm hoisting slide rail 50, the swing arm hoisting slide rail 50 is provided with a first slide block 82 matched with the first slide rail 81, the first slide rail 81 and the first slide block 82 form a movement guide unit 80, namely the first slide rail 81 is integrally formed on the swing arm hoisting track 70, and the first slide block 82 is integrally formed or machined on the swing arm hoisting slide rail 50; or the swing arm hoisting slide rail 50 is provided with a second slide way arranged along the moving direction of the connecting seat 40 and the swing arm hoisting slide rail 50, the swing arm hoisting track 70 is provided with a second slide block matched with the second slide way, and the second slide way and the second slide block form a movement guiding unit 80 so as to keep the structure simple.

As another embodiment of the motion guiding unit 80, in this embodiment, the roll brush leveling mechanism further includes a swing arm hoisting track 70, and the motion guiding unit 80 includes guide rail slider units that are adapted to each other; one of the guide rail and the slide block of the guide rail slide block unit is connected to one of the swing arm hoisting rail 70 and the swing arm hoisting slide rail 50, the other of the guide rail and the slide block of the guide rail slide block unit is connected to the other of the swing arm hoisting rail 70 and the swing arm hoisting slide rail 50, and the guide rail in the guide rail slide block unit is arranged along the moving direction of the connecting seat 40 and the swing arm hoisting slide rail 50. For example, the guide rail in the guide rail slider unit is connected to the swing arm hoisting rail 70, and the slider in the guide rail slider unit is connected to the swing arm hoisting slide rail 50, so as to reduce the change of the rolling brush leveling mechanism.

Fig. 5 exemplarily shows a roll brush system according to an embodiment of the present invention.

As shown in fig. 5, the roll brush system includes a roll brush leveling mechanism and a double roll brush module 90; the rolling brush leveling mechanism is the rolling brush leveling mechanism; the double rolling brush module 90 is hung on the swing arm hoisting slide rail 50. Specifically, the double rolling brush module 90 may be directly connected to the swing arm hoisting slide rail 50, or may be connected to the swing arm hoisting slide rail 50 through the swing arm member 91.

When the rolling brush system is used, the connecting seat 40 of the rolling brush leveling mechanism is relatively fixedly arranged relative to the chassis 100 or the machine base of the cleaning equipment, and meanwhile, the bidirectional moving unit drives the connecting seat 40 and the swing arm hoisting slide rail 50 to move towards the front and back of the cleaning equipment. When the rolling brush system needs to be leveled, the connecting seat 40 and the swing arm hoisting slide rail 50 can be driven to move towards opposite directions only by adjusting the bidirectional moving unit, so that two rolling brushes in the double rolling brush module can be restored to the position of the same horizontal line by adjusting the front and back positions of the double rolling brush module 90.

Fig. 6 shows an exemplary embodiment of a cleaning device according to the invention.

As shown in fig. 6, the cleaning apparatus includes the aforementioned roll brush system, and a chassis 100; the connecting seat 40 in the rolling brush system is fixedly arranged relative to the chassis 100; the swing arm lifting rail 70 in the rolling brush system is fixedly arranged relative to the chassis 100 or the connecting base 40. The two-way moving unit is adjusted to drive the connecting seat 40 and the swing arm hoisting slide rail 50 to move in a reciprocating mode towards the front and the rear of the cleaning equipment respectively, and operation is convenient and fast.

In a preferred embodiment, the motion guiding unit 80 can limit the moving direction of the connecting seat 40 or the swing arm hoisting slide 50 to be parallel to the direction in which the bidirectional moving unit drives the connecting seat 40 and the swing arm hoisting slide 50 to move, that is, the motion guiding unit 80 is configured to limit the moving direction of the connecting seat 40 or the swing arm hoisting slide 50 to move back and forth. So as to ensure that the connecting seat 40 or the swing arm hoisting slide rail 50 can move stably when the bidirectional moving unit drives the swing arm hoisting slide rail 50 to move.

In the present invention, the connection or installation is a fixed connection without particular emphasis. The fixed connection may be realized as a detachable connection or a non-detachable connection as is commonly used in the art. The detachable connection can be realized by the prior art, such as a threaded connection or a key connection. The non-detachable connection can also be realized by using the prior art, such as welding or gluing.

What has been described above is merely some embodiments of the present invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (12)

1. The rolling brush leveling mechanism is characterized by comprising a connecting seat (40), a bidirectional moving unit and a swing arm hoisting slide rail (50) for driving a double rolling brush module (90) to move; wherein the content of the first and second substances,

the bidirectional moving unit is arranged to drive the connecting seat (40) and the swing arm hoisting slide rail (50) to move towards opposite directions simultaneously.

2. The roll brush leveling mechanism of claim 1, wherein the bi-directional movement unit has an adjustment shaft;

the adjusting shaft is arranged in such a way that when the adjusting shaft rotates forwards, the connecting seat (40) and the swing arm hoisting slide rail (50) move towards opposite directions, and when the adjusting shaft rotates backwards, the connecting seat (40) and the swing arm hoisting slide rail (50) move towards opposite directions; or

The adjusting shaft is set to move towards the direction of the deviation of the connecting seat (40) and the swing arm hoisting slide rail (50) when the adjusting shaft rotates forwards, and is also set to move towards the opposite direction of the connecting seat (40) and the swing arm hoisting slide rail (50) when the adjusting shaft rotates backwards.

3. The roller brush leveling mechanism according to claim 2 wherein the adjustment shaft is a positive and negative threaded rod (60) having a positive thread (61) at one end and a negative thread (62) at the other end;

the positive and negative threaded rod (60) is connected with one of the connecting seat (40) and the swing arm hoisting slide rail (50) through a positive thread (61), and the positive and negative threaded rod (60) is connected with the other of the connecting seat (40) and the swing arm hoisting slide rail (50) through a negative thread (62).

4. The roller brush leveling mechanism according to claim 3, wherein an end of the front and back threaded rod (60) far away from the swing arm hoisting slide rail (50) is provided with an operating portion for driving the front and back threaded rod (60) to rotate.

5. The roller brush leveling mechanism according to claim 3, wherein at least one of the positive (61) and negative (62) threads is a trapezoidal thread.

6. The roll brush leveling mechanism of claim 2, wherein the bi-directional movement unit further comprises:

the driving gear (64), the said driving gear (64) is set up on the said regulating shaft;

a first driven gear (65) and a second driven gear (66) engaged on both sides of the drive gear (64);

a first screw (67) and a second screw (68) which are respectively and coaxially connected to the first driven gear (65) and the second driven gear (66), wherein the rotating directions of the first screw (67) and the second screw (68) are the same;

and the thread structures are arranged on the connecting seat (40) and the swing arm hoisting slide rail (50) and are respectively matched with the first screw rod (67) and the second screw rod (68).

7. The roller brush leveling mechanism according to any one of claims 3-6, wherein the bidirectional moving unit further comprises a motion guiding unit (80), and the motion guiding unit (80) is configured to limit a motion direction of the connecting base (40) or the swing arm lifting slide rail (50) to be parallel to a motion direction of the bidirectional moving unit driving the connecting base (40) and the swing arm lifting slide rail (50).

8. The roller brush leveling mechanism according to claim 7, further comprising a swing arm hoist track (70);

the swing arm hoisting track (70) is provided with a first slide way (81) arranged along the movement direction of the connecting seat (40) and the swing arm hoisting slide rail (50), the swing arm hoisting slide rail (50) is provided with a first slide block (82) matched with the first slide way (81), and the first slide way (81) and the first slide block (82) form the movement guide unit (80); or

The swing arm hoisting slide rail (50) is provided with a second slide rail arranged along the motion direction of the connecting seat (40) and the swing arm hoisting slide rail (50), the swing arm hoisting track (70) is provided with a second slide block matched with the second slide rail, and the second slide rail and the second slide block form the motion guide unit (80).

9. The roller brush leveling mechanism according to claim 7, further comprising a swing arm hoist rail (70), wherein the motion guide unit (80) comprises a rail slider unit adapted to each other;

one of a guide rail and a slide block of the guide rail slide block unit is connected to one of the swing arm hoisting rail (70) and the swing arm hoisting slide rail (50), the other of the guide rail and the slide block of the guide rail slide block unit is connected to the other of the swing arm hoisting rail (70) and the swing arm hoisting slide rail (50), and the guide rail of the guide rail slide block unit is arranged along the movement direction of the connecting seat (40) and the swing arm hoisting slide rail (50).

10. The rolling brush system is characterized by comprising a rolling brush leveling mechanism and a double rolling brush module (90); wherein the content of the first and second substances,

the rolling brush leveling mechanism is the rolling brush leveling mechanism of any one of claims 1 to 9;

and the double-rolling brush module (90) is hung on the swing arm hoisting slide rail (50).

11. The round brush system according to claim 10, characterized in that the double round brush module (90) is hung on the swing arm hanging slide rail (50) through a swing arm piece (91).

12. A cleaning device, characterized by comprising a roll brush system according to any of claims 10-11, and a chassis (100);

a connecting seat (40) in the rolling brush system is fixedly arranged relative to the chassis (100);

a swing arm hoisting track (70) in the rolling brush system is fixedly arranged relative to the chassis (100) or the connecting seat (40).

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