TWI786436B - Robot cleaner - Google Patents
Robot cleaner Download PDFInfo
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- TWI786436B TWI786436B TW109129929A TW109129929A TWI786436B TW I786436 B TWI786436 B TW I786436B TW 109129929 A TW109129929 A TW 109129929A TW 109129929 A TW109129929 A TW 109129929A TW I786436 B TWI786436 B TW I786436B
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- force transmitter
- belt
- side brush
- cleaning robot
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0427—Gearing or transmission means therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0427—Gearing or transmission means therefor
- A47L9/0444—Gearing or transmission means therefor for conveying motion by endless flexible members, e.g. belts
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0405—Driving means for the brushes or agitators
- A47L9/0411—Driving means for the brushes or agitators driven by electric motor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0427—Gearing or transmission means therefor
- A47L9/0433—Toothed gearings
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
- A47L9/0466—Rotating tools
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
- A47L9/0466—Rotating tools
- A47L9/0477—Rolls
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
- A47L9/0488—Combinations or arrangements of several tools, e.g. edge cleaning tools
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2836—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means characterised by the parts which are controlled
- A47L9/2847—Surface treating elements
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
Description
本發明係關於一種清掃機器人,更具體而言,係關於一種清掃機器人,其即使在行進時側刷擋住障礙物,也不會對障礙物或側刷造成損毀。 The present invention relates to a cleaning robot, and more specifically, to a cleaning robot that does not damage the obstacle or the side brush even if the side brush blocks the obstacle while traveling.
一般而言,真空吸塵器是一種藉由驅動吸氣裝置自外部抽吸含有異物的空氣的裝置,該吸氣裝置設置在清掃機主體的內部,以產生吸氣力,並分離和收集異物。 In general, a vacuum cleaner is a device that sucks air containing foreign matter from the outside by driving an air suction device provided inside a cleaning machine body to generate suction force and separate and collect foreign matter.
執行上述功能的真空吸塵器分為:由使用者直接操控的手動真空吸塵器;以及不需要使用者操控而可自行進行清掃的清掃機器人。清掃機器人抽吸待清掃表面上的各種異物,同時在待清掃表面上自主行進。 Vacuum cleaners that perform the above functions are classified into: manual vacuum cleaners that are directly controlled by users; and cleaning robots that can clean by themselves without user manipulation. The cleaning robot sucks all kinds of foreign objects on the surface to be cleaned, and at the same time travels autonomously on the surface to be cleaned.
韓國專利申請公開第10-2006-0111788號揭露了一種其中清掃機器人包含側刷以在清掃時清掃各種地板表面的技術。根據該先前技術,當側刷撞到障礙物時,障礙物可以移動靠近抽吸部,並可以被吸入清掃機中。然而,在先前技術中,當在側刷撞到障礙物而障礙物未移動時,側刷可能被障礙物擋住且可能受到損毀,或者強旋轉力可能被傳遞至障礙物,而可能損毀障礙物。具體而言,當障礙是電線時,可能會切斷電線,並可能發生漏電等現象。 Korean Patent Application Publication No. 10-2006-0111788 discloses a technology in which a cleaning robot includes side brushes to clean various floor surfaces while cleaning. According to this prior art, when the side brush hits an obstacle, the obstacle can move close to the suction portion and can be sucked into the sweeper. However, in the prior art, when the side brush hits an obstacle and the obstacle does not move, the side brush may be blocked by the obstacle and may be damaged, or a strong rotational force may be transmitted to the obstacle, which may damage the obstacle . Specifically, when the obstacle is an electric wire, the electric wire may be cut, and phenomena such as electric leakage may occur.
本發明旨在解決上述問題。本發明提供一種清掃機器人,其行進時具有改善的穩定性。 The present invention aims to solve the above-mentioned problems. The present invention provides a cleaning robot with improved stability while traveling.
另外,本發明提供一種清掃機器人,其中,當側刷擋住障礙物時,側刷的旋轉會改變,從而防止對障礙物或側刷的損毀。 In addition, the present invention provides a cleaning robot in which, when the side brush blocks an obstacle, the rotation of the side brush is changed, thereby preventing damage to the obstacle or the side brush.
為了實現上述目的,本發明包括:一主體,包含設置於其上的抽吸部;多個主輪,用於移動主體;以及一側刷組件,設置在主體上,並以與主輪的旋轉軸垂直的旋轉軸旋轉,其中,側刷組件的旋轉可以基於是否撞到障礙物來改變。 In order to achieve the above object, the present invention includes: a main body including a suction part provided thereon; a plurality of main wheels for moving the main body; The axis of rotation is perpendicular to the axis of rotation, wherein the rotation of the side brush assembly can be changed based on whether it hits an obstacle.
在本實施例中,兩個傳輸器透過皮帶彼此連接,因此在側刷組件撞到障礙物時,兩個傳輸器之間的旋轉力發生改變的情況下,仍可以維持側刷組件的操作。另外,本發明所揭露的是一種透過具有恆定垂直尺寸的皮帶彼此連接的兩個傳輸器的配置,使得當側刷組件還原至沒撞到障礙物的狀態時,可以再次於兩個傳輸器之間傳輸旋轉力。 In this embodiment, the two conveyors are connected to each other by a belt, so that the operation of the side brush assembly can be maintained even if the rotational force between the two conveyors changes when the side brush assembly hits an obstacle. In addition, the present invention discloses a configuration of two conveyors connected to each other by a belt with a constant vertical dimension, so that when the side brush assembly returns to the state where it does not hit an obstacle, it can be moved between the two conveyors again. transmission of rotational force.
本發明提供一種清掃機器人,包括:一主體,包含設置在其上的抽吸部;多個主輪,用於移動主體;以及一側刷組件,設置在主體上,並以與主輪的旋轉軸垂直的旋轉軸旋轉,其中,該側刷組件包含一殼體,用於形成側刷組件的外部;一第一力傳輸器,設置在殼體中,並藉由接收驅動力來旋轉;皮帶,連接至第一力傳輸器;一第二力傳輸器,透過皮帶連接至第一力傳輸器,以接收第一力傳輸器的旋轉力;以及一側刷,耦接至第二力傳輸器。 The present invention provides a cleaning robot, comprising: a main body, including a suction part arranged on it; a plurality of main wheels, used to move the main body; and a brush assembly on one side, arranged on the main body, and The axis of rotation is perpendicular to the axis of rotation, wherein the side brush assembly includes a housing for forming the outside of the side brush assembly; a first force transmitter is arranged in the housing and rotates by receiving a driving force; a belt , connected to the first force transmitter; a second force transmitter, connected to the first force transmitter through a belt, to receive the rotational force of the first force transmitter; and a side brush, coupled to the second force transmitter .
本發明揭露一種其中當滑動發生在皮帶與第一力傳輸器和第二力傳輸器的其中之一之間時,第一力傳輸器的旋轉角速度和第二力傳輸器的旋轉角速度變成不一樣的結構。 The present invention discloses a method wherein when a slip occurs between a belt and one of the first force transmitter and the second force transmitter, the angular velocity of rotation of the first force transmitter and the angular velocity of rotation of the second force transmitter become different Structure.
而且,本發明揭露一種能使用一個馬達組件提供旋轉力給側刷和攪拌器的技術。可以根據不同的耦接方案和齒輪比例,傳輸不同的旋轉速度至側刷和攪拌器。 Also, the present invention discloses a technology capable of providing rotational force to the side brush and the agitator using one motor assembly. Different rotational speeds can be transmitted to the side brushes and agitators according to different coupling schemes and gear ratios.
第二力傳輸器包括耦接皮帶的皮帶輪;以及耦接至皮帶輪的旋轉中心的旋轉軸件。在這一點上,側刷以與旋轉軸件相同的旋轉角速度旋轉。 The second force transmitter includes a pulley coupled to the belt; and a rotating shaft coupled to the center of rotation of the pulley. At this point, the side brush rotates at the same rotational angular velocity as the rotating shaft member.
由於馬達組件和第一力傳輸器透過複數齒輪耦接彼此耦接,旋轉速度會改變,但旋轉力仍不斷地自馬達組件傳輸至第一力傳輸器。然而,由於旋轉力由皮帶自馬達組件傳輸至第二力傳輸器,即使第一力傳輸器持續旋轉,第二力傳輸器的旋轉可能基於第二力傳輸器的情況而改變。在一示例中,當在第二力傳輸器的旋轉改變之後移除改變第二力傳輸器的旋轉的因素時,第一力傳輸器的旋轉力會再次穩定地透過皮帶傳輸至第二力傳輸器。 Since the motor assembly and the first force transmitter are coupled to each other through a plurality of gear couplings, the rotation speed will change, but the rotation force is still continuously transmitted from the motor assembly to the first force transmitter. However, since the rotational force is transmitted by the belt from the motor assembly to the second force transmitter, even if the first force transmitter continues to rotate, the rotation of the second force transmitter may vary based on the condition of the second force transmitter. In one example, when the factor changing the rotation of the second force transmitter is removed after the rotation of the second force transmitter is changed, the rotational force of the first force transmitter is again stably transmitted through the belt to the second force transmitter. device.
根據本發明,即使當側刷撞到未被側刷移動的障礙物時,側刷或障礙物均不會出現損毀,因此清掃機器人可以穩定地行進。 According to the present invention, even when the side brush hits an obstacle not moved by the side brush, neither the side brush nor the obstacle is damaged, so the cleaning robot can travel stably.
亦即,根據本發明,當側刷受到大於等於特定大小的旋轉力時,可以改變側刷的旋轉力,使得側刷不再撞到障礙物。 That is, according to the present invention, when the side brush receives a rotation force greater than or equal to a certain magnitude, the rotation force of the side brush can be changed so that the side brush no longer hits an obstacle.
10:主體 10: Subject
14:抽吸部 14: Suction part
20:前輔助輪 20: Front training wheel
30:後輔助輪 30: rear training wheel
40:主輪 40: main wheel
60:攪拌器 60: Stirrer
100:側刷組件 100: side brush assembly
112:上殼體 112: upper shell
114:下殼體 114: lower shell
116:減速齒輪 116: reduction gear
117:齒輪 117: gear
130:第一力傳輸器 130: First force transmitter
134:第一耦接槽 134: the first coupling slot
136:第一耦接肋 136: the first coupling rib
150:皮帶 150: belt
170:第二力傳輸器 170: second force transmitter
172:皮帶輪 172: Pulley
174:第二耦接槽 174: Second coupling slot
176:第二耦接肋 176: second coupling rib
180:旋轉軸件 180: rotating shaft
190:側刷 190: side brush
194:刷子 194: brush
200:馬達組件 200: motor assembly
300:齒輪箱 300: gear box
304:第一蓋 304: first cover
306:第二蓋 306: second cover
310,320:齒輪 310,320: Gears
圖1係顯示根據本發明的清掃機器人的底面的圖式。 FIG. 1 is a diagram showing a bottom surface of a cleaning robot according to the present invention.
圖2係顯示根據一實施例的主要元件的圖式。 Figure 2 is a diagram showing the main components according to an embodiment.
圖3係顯示圖2中之分解立體圖的圖式。 FIG. 3 is a diagram showing an exploded perspective view of FIG. 2 .
圖4係顯示圖2中之部分主要元件的剖面圖的圖式。 FIG. 4 is a diagram showing a cross-sectional view of some of the main components in FIG. 2 .
圖5係顯示側刷組件的操作的圖式。 Figure 5 is a diagram showing the operation of the side brush assembly.
在下文中,將參照附圖描述可以具體實現上述目的之本發明的較佳實施例。 Hereinafter, preferred embodiments of the present invention which can specifically achieve the above objects will be described with reference to the accompanying drawings.
在此流程中,為了清楚和方便描述,可以放大附圖所示出的組件的尺寸、形狀等。另外,考量本發明的配置和操作而具體定義的術語可以根據使用者或操作者的目的或實施方法而變化。該類術語應根據整篇說明書的內容加以定義。 In this process, the size, shape, etc. of components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms specifically defined in consideration of the configuration and operation of the present invention may vary depending on a user's or operator's purpose or implementation method. Such terms shall be defined according to the content of the entire specification.
圖1係顯示根據本發明的清掃機器人的底面的圖式。接下來,將參照圖1來實現描述。 FIG. 1 is a diagram showing a bottom surface of a cleaning robot according to the present invention. Next, description will be realized with reference to FIG. 1 .
本發明包括:主體10,用於形成外部;主輪40,佈置在主體10上且旋轉,使得主體10可以前後移動或可以轉向;以及前輔助輪20,用於支撐主體10的一側,並透過主輪40協助主體10的轉向。
The present invention includes: a main body 10 for forming the exterior; a
在這點上,主輪40彼此各自佈置在主體10的左側和右側。可以彼此獨立地驅動左右兩側的主輪40。
In this regard, the
主體10包括抽吸部14,用於抽吸異物等。抽吸部14可以包括:攪拌器60,設置在主體10上,並與旋轉時在其上進行清掃的地板接觸;抽吸孔,界定在主體10中,並能透過主體10內部產生的吸力抽吸外部異物;以及其他部件。
The main body 10 includes a
在一示例中,後輔助輪30可以設置在主輪40後方,以支撐主體10的其他側。
In one example, the rear
前輔助輪20和後輔助輪30佈置為可相對於本體10在垂直方向上自由旋轉。在一示例中,前輔助輪20和後輔助輪30佈置以具有相對於本體10的一固定高度。
The front
在一示例中,儘管主輪40不能相對於主體10在水平方向上旋轉,但是主輪40由兩側的滾輪組成,且兩側的滾輪以不同的旋轉速度或不同的方向旋轉,因此主體10可以轉向左方或右方。
In one example, although the
尤其,不像前輔助輪20,主輪40的高度相對於主體10而變化。主輪40在旋轉軸大致平行於地板表面或清掃機器人移動的待清潔表面的狀態下,可以透過滾輪的旋轉力,移動至所期望的位置或在所期望的方向上旋轉。
In particular, unlike the front
側刷組件100設置在主體10的一側上。在側刷組件100中,隨著刷子旋轉,刷子移動位於遠離主體10底部的障礙物或與牆壁接觸的障礙物,以被吸入抽吸部14中。當清掃機器人行駛時,可以一起驅動側刷組件100和抽吸部14。
The
在側刷組件100中,可以使用在抽吸部14中產生的抽吸力或用於旋轉主輪40的驅動力作為旋轉刷子的驅動力。在一實施例中,側刷組件100可以包括單獨馬達,以產生個別旋轉力。
In the
圖2係顯示根據一實施例的主要元件的圖式。 Figure 2 is a diagram showing the main components according to an embodiment.
在圖2中,可以一起顯示馬達組件200、齒輪箱300和側刷組件100。
In FIG. 2 , the
馬達組件200中具有馬達,所以可以產生馬達的旋轉力。
Since the
馬達組件200耦接至齒輪箱300,因此由馬達組件200產生的旋轉力傳輸至齒輪箱300。齒輪箱300耦接至側刷組件100,以便馬達組件200的旋轉力透過齒輪箱300傳輸至側刷組件100。
The
側刷組件100包括:殼體,其形成側刷組件100的外部;第一力傳輸器130,設置在殼體上,並藉由接收驅動力來旋轉;皮帶150,連接至第一力傳輸器130;第二力傳輸器170,透過皮帶150連接至第一力傳輸器130,以接收第一力傳輸器130的旋轉力;以及側刷190,耦接至第二力傳輸器170。
The
亦即,傳輸至側刷組件100的旋轉力透過第一力傳輸器130、皮
帶150和第二力傳輸器170傳遞至側刷190。
That is, the rotational force transmitted to the
圖3係顯示圖2中之分解立體圖的圖式;以及圖4係顯示圖2中之部分主要元件的剖面的圖式。 FIG. 3 is a diagram showing an exploded perspective view in FIG. 2; and FIG. 4 is a diagram showing a cross-section of some main components in FIG. 2.
參照下方的圖3和圖4,形成側刷組件100外部的殼體包括:上殼體112,設置在上側;以及下殼體114,耦接至上殼體112的下側。一空間可以由上殼體112和下殼體114界定在內部,而複數個元件可以佈置在該空間中。
Referring to FIGS. 3 and 4 below, the case forming the exterior of the
第一力傳輸器130可旋轉地耦接至上殼體112和下殼體114。第一力傳輸器130具有界定在其中的第一耦接槽134,皮帶150耦接至第一耦接槽134。用於防止皮帶150自第一耦接槽134脫落的第一耦接肋136分別佈置在第一耦接槽134的頂面和底面上。第一耦接肋136可以佈置以自第一耦接槽134凹陷的部分突出,以分別圍繞皮帶150的上端和下端。因此,即使當皮帶150瞬間滑動時,仍可以防止皮帶150離開第一耦接槽134。第一耦接肋136完全地沿第一耦接槽134的圓周佈置。
The
第二力傳輸器170可旋轉地耦接至上殼體112和下殼體114。第二力傳輸器170具有界定在其中的第二耦接槽174,皮帶150耦接至第二耦接槽174。第二耦接肋176分別佈置在第二耦接槽174的頂面和底面上,以防止皮帶150自第二耦接槽174脫落。第二耦接肋176可以佈置以自第二耦接槽174凹陷的部分突出,以分別圍繞皮帶150的上端和下端。因此,即使當皮帶150瞬間滑動時,仍可以防止皮帶150離開第二耦接槽174。第二耦接肋176完全地沿第二耦接槽174的圓周佈置。
The
皮帶150可以是無接縫皮帶。另外,該無接縫皮帶可以具有一恆定垂直尺寸。
第一耦接槽134和第二耦接槽174中的每一個可以是環形,其中其中心部分比其外部更凹陷,以耦接至皮帶150的圓形剖面。在一示例中,可以界定耦接槽,使得耦接槽的中心部分的凹陷深度和外部的凹陷深度相同。
Each of the
第一耦接槽134和第二耦接槽174中的每一個都具有其中凹槽不界定在中間的形狀,且仍具有維持恆定沿著圓周凹陷的形狀。亦即,界定第一耦接槽134和第二耦接槽174的形狀維持平滑,而沒有間斷的突出部分。因此,即使當皮帶150上發生滑動,且皮帶150耦接至第一耦接槽134和第二耦接槽174的位置改變時,仍可以維持皮帶150耦接至第一耦接槽134和第二耦接槽174的狀
態。
Each of the
第二力傳輸器170包括皮帶輪172,皮帶150耦接至皮帶輪172;以及旋轉軸件180,耦接至皮帶輪172的旋轉中心。在這點上,第二耦接槽174和第二耦接肋176分別界定在皮帶輪172中,並形成在皮帶輪172上。
The
旋轉軸件180耦接至皮帶輪172的中心部分,因此當皮帶輪172旋轉時,旋轉軸件180一起旋轉。旋轉軸件180形成,使得其上側和下側為多邊形而非環形。因此,由於皮帶輪172的中心通孔耦接至旋轉軸件180的上側,皮帶輪172以與旋轉軸件180相同的旋轉角速度旋轉。皮帶輪172的中心通孔界定以具有多邊形,其相同於形成在旋轉軸件180的上側的多邊形,因此皮帶輪172可以耦接至旋轉軸件180,而不會空轉。
The
側刷190耦接至旋轉軸件180的下側。通孔亦界定在側刷190的中心,並耦接至形成在旋轉軸件180的下側的多邊形部分。界定在側刷190中的通孔亦界定在與旋轉軸件180相同的多邊形中,因此側刷190和旋轉軸件180可以在相同的旋轉角速度下旋轉,而不會空轉。
The
側刷190包括複數個刷子194。刷子194可以分配為彼此間隔開,並撞擊清掃機器人正在移動的地板部分。刷子194由受到外力時可變形的材料製成。具體而言,由於刷子194由橡膠材料製成,所以刷子194的變形,如彎曲,可以在刷子194撞上材質相對堅固的障礙物時發生。另外,當刷子194藉由遠離障礙物移動而未撞上障礙物時,刷子194可以還原至原來的形狀,即一直線的延伸形狀。
The
側刷組件100包括減速齒輪116,用於降低自齒輪箱300傳輸的旋轉力的速度。傳輸至減速齒輪116的旋轉力透過另一個齒輪117傳輸至第一力傳輸器130。自齒輪箱300傳輸的旋轉力透過複數個齒輪傳輸至第一力傳輸器130。因此,當齒輪箱300的齒輪旋轉時,第一力傳輸器130總是旋轉。然而,旋轉速度等因素可能會被齒輪比例改變。
The
馬達組件200包括馬達,其藉由接收電池的電流來旋轉。隨著馬達旋轉,馬達組件200可以產生旋轉力。
The
齒輪箱300設置以接合設置在馬達組件200中的馬達的旋轉軸。齒輪箱300包含:第一蓋304,其形成齒輪箱300的外部;第二蓋306,耦接至第一蓋304。當第一蓋304和第二蓋306彼此耦接時,一空間界定於其間,且複數個
齒輪310和320佈置以在對應的空間中彼此接合。複數個齒輪310和320基於自馬達組件200供應的旋轉力旋轉。具體而言,設置在齒輪箱300一端的齒輪310可以耦接至設置在馬達組件200中的馬達的旋轉軸,並與其一起旋轉。另外,設置在齒輪箱300另一端的齒輪320的中心耦接至減速齒輪116,以便隨著齒輪320旋轉,減速齒輪116亦可以一起旋轉。齒輪320可以將旋轉力傳遞至攪拌器60的旋轉軸。因此,當齒輪320旋轉時,旋轉力可以同時傳遞至側刷組件100和攪拌器60。
The
圖5係顯示側刷組件的操作的圖式。 Figure 5 is a diagram showing the operation of the side brush assembly.
如圖5所示,在馬達組件200中產生的旋轉力可以傳遞至側刷組件100和攪拌器60兩者。由於齒輪箱300設置在側刷組件100與攪拌器60之間,馬達組件200的旋轉力可以同時傳遞至側刷組件100和攪拌器60。
As shown in FIG. 5 , the rotational force generated in the
在一示例中,攪拌器60設置在圖5中的水平方向上,而攪拌器60的旋轉軸平行於攪拌器60設置的方向。另一方面,由於側刷組件100的旋轉軸為圖5的法線方向,用於旋轉攪拌器60的旋轉軸和側刷組件100的旋轉軸彼此垂直地佈置。在一示例中,攪拌器60的旋轉軸和馬達組件200的旋轉軸可以彼此平行地佈置。佈置在齒輪箱300中的所有齒輪皆可以與在平行於攪拌器60的旋轉軸的方向上的旋轉軸旋轉。
In one example, the
在一示例中,側刷組件100亦可以設置在攪拌器60的左側上,因此由一個馬達組件200產生的旋轉力可以傳遞至兩個側刷組件100。由於攪拌器60在主體10中延伸,所以攪拌器60可以執行將旋轉力傳遞至位於相對側的側刷組件100的功能。
In one example, the
由馬達組件200產生的旋轉力透過齒輪箱300傳遞至攪拌器60和側刷組件100。在這點上,由於齒輪箱300以不同的形式耦接至攪拌器60和側刷組件100,旋轉速度也以不同的方式傳遞。在一示例中,在側刷組件100中,旋轉方向透過減速齒輪116垂直地變更,並可以降低旋轉速度。與減速齒輪116耦接的齒輪117齒輪耦接至第一力傳輸器130。因此,當減速齒輪116旋轉時,第一力傳輸器130必會一起旋轉,且當減速齒輪116停止旋轉時,第一力傳輸器130也必會停止旋轉。
The rotational force generated by the
在一示例中,當第一力傳輸器130旋轉時,隨著耦接至皮帶150的第二力傳輸器170也旋轉,側刷190亦旋轉以撞擊地板或側面。在這點上,當
諸如電線等相對大的物體擋住刷子194時,刷子194可能變形。另外,可能發生側刷190的旋轉變慢或停止的情況。
In one example, as the
因此,滑動可能發生在皮帶150與第二力傳輸器170之間,因此第一力傳輸器130可以繼續旋轉。舉例來說,當第二力傳輸器170應在第一力傳輸器130旋轉時恆定地旋轉時,即使在側刷190撞到任何障礙物,側刷190亦應恆定地旋轉。當即使在與諸如電線等物體發生糾纏側刷190仍持續旋轉時,可能對清掃機器人和側刷190造成損毀。因此,在本實施例中,由於可能發生即使旋轉力持續地自第一力傳輸器130傳遞,但第二力傳輸器170不會基於第一力傳輸器130的旋轉力持續旋轉的情況,所以可以防止側刷190受損。在本實施例中,所揭露的是一種其中當滑動發生皮帶150與第一力傳輸器130或第二力傳輸器170之間時,第一力傳輸器130的旋轉角速度和第二力傳輸器170的旋轉角速度可以不同的結構。
Therefore, slippage may occur between the
在一示例中,當刷子194沒有撞到障礙物時,刷子194可以用皮帶150的旋轉力,再次透過自第一力傳輸器130傳遞的旋轉力來旋轉。
In one example, when the
本發明不受限於上述實施方式。如所附申請專利範圍所示,本發明所屬技術領域中具有通常知識者可以修改本發明,且該些修改均屬本發明的範疇中。 The present invention is not limited to the above-mentioned embodiments. As indicated by the scope of the appended patent application, those skilled in the art to which the present invention pertains can modify the present invention, and these modifications all belong to the scope of the present invention.
10:主體 10: Subject
14:抽吸部 14: Suction part
20:前輔助輪 20: Front training wheel
30:後輔助輪 30: rear training wheel
40:主輪 40: main wheel
60:攪拌器 60: Stirrer
100:側刷組件 100: side brush assembly
Claims (13)
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TWM560281U (en) * | 2018-01-12 | 2018-05-21 | Uni Ring Tech Co Ltd | Cleaning device |
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KR101469333B1 (en) * | 2012-12-26 | 2014-12-04 | 엘지전자 주식회사 | Automatic cleaner |
KR102137524B1 (en) * | 2014-02-13 | 2020-07-24 | 삼성전자주식회사 | Robot cleaner |
JP6877089B2 (en) * | 2016-02-17 | 2021-05-26 | 日立グローバルライフソリューションズ株式会社 | Vacuum cleaner |
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