WO2020238105A1 - Brosse à plancher et aspirateur - Google Patents

Brosse à plancher et aspirateur Download PDF

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Publication number
WO2020238105A1
WO2020238105A1 PCT/CN2019/121461 CN2019121461W WO2020238105A1 WO 2020238105 A1 WO2020238105 A1 WO 2020238105A1 CN 2019121461 W CN2019121461 W CN 2019121461W WO 2020238105 A1 WO2020238105 A1 WO 2020238105A1
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WO
WIPO (PCT)
Prior art keywords
section
guide
brush body
floor brush
roller brush
Prior art date
Application number
PCT/CN2019/121461
Other languages
English (en)
Chinese (zh)
Inventor
于宇
刘海平
邢振宇
顾德志
薛烨炜
Original Assignee
天佑电器（苏州）有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 天佑电器（苏州）有限公司 filed Critical 天佑电器（苏州）有限公司
Publication of WO2020238105A1 publication Critical patent/WO2020238105A1/fr

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Classifications

    • 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
    • A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
    • A47L9/0673—Nozzles with fixed, e.g. adjustably fixed brushes or the like with removable brushes, combs, lips or pads

Definitions

  • the invention relates to a floor brush, in particular to a floor brush with a rolling brush body that can be easily disassembled and assembled.
  • the invention also relates to a vacuum cleaner.
  • the working principle of the vacuum cleaner is to use the high-speed rotation of the motor to form a vacuum in the main unit, and use the resulting high-speed airflow to suck in the airflow of garbage from the suction port of the floor brush, leave the garbage in the main unit, and discharge the clean airflow. Therefore, the floor brush is an essential part of the vacuum cleaner.
  • the floor brush usually includes a floor brush body and a roller brush body detachably installed on the floor brush body.
  • the rotation of the roller brush body can greatly improve the cleaning efficiency of the vacuum cleaner, but the roller brush body is in contact with the ground for a long time, and it is particularly easy to entangle hair and other filaments. Therefore, users often need to remove the roller brush body from the floor brush body to clean the roller brush body.
  • the end of the floor brush body and the roller brush body are usually made of plastic, they have a small amount of elasticity. With the existing floor brushes, users generally vigorously overcome the elasticity of the floor brush body and the roller brush body and disassemble the roller brush body. Not convenient enough.
  • the object of the present invention is to provide a floor brush whose rolling brush body can be more conveniently disassembled and assembled.
  • the present invention provides a floor brush, a floor brush, comprising a floor brush body, a roller brush body detachably mounted on the floor brush body, the roller brush body extends longitudinally and defines the The longitudinal extension direction of the roller brush body is the axial direction, and the direction in which the roller brush body rotates is defined as the circumferential direction.
  • the roller brush body includes a first part and a second part connected to each other, pressing the second part, The second component moves axially and circumferentially relative to the first component, so that the roller brush body and the floor brush body can be detachably installed.
  • the first component is the main body of the roller brush body, and the second component is an end cover provided at one end of the main body.
  • an elastic member is provided between the first member and the second member, and the second member is pressed against the force of the elastic member to make the second member face
  • the first part moves axially and circumferentially to loosen the second part, and the second part returns to the installation position or the disassembly position under the action of the elastic member.
  • a guide mechanism is provided between the second component and the floor brush body, and the guide mechanism includes a guide provided on the second component, A guide groove on the brush body, the guide groove includes an open port, a fixed position closed at the distal end, a groove extending between the port and the fixed position, the port and the fixed position in the circumferential direction A certain distance apart, the groove body extends a certain distance in the axial direction.
  • the guide groove includes a mounting section and a dismounting section that are sequentially connected, and the mounting section and the dismounting section are separated by a partition, and the mounting section is separated from the port Extend to the fixed position, and the detachment section extends from the fixed position to the port.
  • the installation section and the disassembly section both include a guide section, a transition section, and an end section that are sequentially connected, and an elasticity is provided between the first part and the second part.
  • the guide member moves from the guide section to the transition section against the force of the elastic member, and the guide member moves from the transition section to the end section under the action of the elastic member.
  • extension lines of the guide section and the transition section are different.
  • the extension line shape of the transition section matches the extension line shape of the cross section of the guide member.
  • the guide section includes a first section and a second section arranged at an angle, the transition section is connected to the second section, and the transition section and the first section are in the circumference. Stagger up a certain distance.
  • the number of the guide members is several, the plurality of guide members are evenly distributed in the circumferential direction of the second component, and the number of the guide grooves is the same as the number of the guide members. Match one by one.
  • the beneficial effect of the present invention is that the roller brush body can be disassembled and assembled more easily and conveniently through the axial movement and circumferential movement of the second component relative to the first component.
  • Another object of the present invention is to provide a vacuum cleaner provided with any one of the above-mentioned floor brushes.
  • the beneficial effect of the present invention is that because the rolling brush body of the floor brush is easy to disassemble and assemble, the vacuum cleaner of this embodiment is also more convenient to use.
  • Figure 1 is a perspective exploded view of a floor brush provided by a specific embodiment of the present invention.
  • Figure 2 is a front view of the rolling brush body of the floor brush shown in Figure 1;
  • Figure 3 is a right side view of the rolling brush body of Figure 2;
  • Figure 4 is a cross-sectional view of the rolling brush body of Figure 2;
  • Figure 5 is a perspective view of the upper cover of the floor brush shown in Figure 1;
  • Figure 6 is a partial plan view of the upper cover shown in Figure 5, mainly showing the guide groove;
  • Figure 7 is a schematic diagram of the floor brush shown in Figure 1 when the roller brush body is ready to be installed or the roller brush body can be removed from the floor brush body. At this time, the guide is located at the open port;
  • FIG. 8 is a schematic diagram of the guide groove of the upper cover shown in FIG. 6 and the guide member matching, at this time, the guide member is located at the open port;
  • Fig. 9 is a schematic diagram of the guide groove of the upper cover shown in Fig. 6 and the guide piece being matched. At this time, the guide piece is attached to the installation transition section;
  • FIG. 10 is a schematic diagram of the guide groove of the upper cover shown in FIG. 6 and the guide member matching, at this time, the guide member abuts the fixed position;
  • Figure 11 is a side view of the floor brush shown in Figure 1 after the roller brush body is installed;
  • Fig. 12 is a schematic diagram of the guide groove of the upper cover shown in Fig. 6 and the guide member, at this time, the guide member is attached to the disassembly transition section;
  • connection should be understood in a broad sense. For example, they may be fixedly connected, detachably connected, or integrated; they may be directly connected. The connection can also be indirectly connected through an intermediate medium, and it can be a communication between two elements or an interaction relationship between two elements.
  • connection can also be indirectly connected through an intermediate medium, and it can be a communication between two elements or an interaction relationship between two elements.
  • the "above” or “below” of the first feature of the second feature may include the first and second features in direct contact, or may include the first and second features Not in direct contact but through other features between them.
  • a floor brush 100 provided by a specific embodiment of the present invention includes a floor brush body 120 and a roller brush body 130 detachably mounted on the floor brush body 120.
  • roller brush body 130 can be detached from the floor brush body 120 to clean the debris on the roller brush body 130 and improve the cleaning efficiency of the floor brush 100.
  • the roller brush body 130 includes a first part 131 and a second part 132 connected to each other, the second part 132 moves relative to the first part 131, so that the roller brush body 130 and The floor brush body 120 is detachably installed.
  • the first member 131 is the main body 133 of the roller brush body 130
  • the second member 132 is an end cover 134 provided at one end of the main body 133.
  • the main body 133 of the roller brush body 130 usually has fluff or flocking to improve the cleaning efficiency. As shown in FIG. 1, the main body 133 is covered with fluff.
  • the second component 132 moves axially and circumferentially relative to the first component 131, so that the roller brush body 130 and the floor brush body 120 can be detachably installed, which is convenient and quick.
  • the axial movement and the circumferential movement can occur simultaneously. It can have a sequence, that is, the circumferential movement can occur simultaneously with the axial movement.
  • the circumferential movement occurs passively (as shown in Figure 5 to Figure 12) or actively (such as manual rotation by the user, the structure can be relatively A simple U-shape) can be used.
  • the circumferential movement can also be performed after the axial movement is completed.
  • the simultaneous or sequential movement is not limited.
  • an elastic member 140 is provided between the first member 131 and the second member 132.
  • the elastic member 140 assists the relative movement between the second component 132 and the first component 131, and the structure is simple and reasonable. Especially, when the roller brush body 130 is in the installation position, the elastic member 140 exerts a force away from the first member 131 on the second member 132, which can keep the roller brush body 130 in the installation position reliably, and the use of the floor brush 100 is more stable. reliable.
  • the second part 132 moves axially and circumferentially relative to the first part 131.
  • the roller brush body 130 and the floor brush body 120 are detachably connected.
  • a guide mechanism is provided between the second component 132 and the floor brush body 120.
  • the guide mechanism includes a guide 142 provided on the second component 132 and a guide mechanism provided on the floor brush body.
  • the guide groove 144 on the 120 includes an open port 146, a fixed position 148 closed at the distal end, and a groove body 150 extending between the port 146 and the fixed position 148.
  • the port 146 and the fixed position 148 are spaced a certain distance in the circumferential direction.
  • the groove 150 extends a certain distance in the axial direction.
  • the guide groove 144 can define the movement path of the guide 142, so that the guide 142 moves according to a desired path, so that the second component 132 moves in a desired movement mode relative to the first component 131 to complete the disassembly and assembly of the roller brush body 130.
  • the open port 146 can make the disassembly and assembly of the roller brush body 130 more convenient.
  • the guide 142 enters from the open port 146 to start to install the roller brush body 130 to the floor brush body 120; when disassembling, the guide 142 exits from the open port 146 to ensure that the roller brush body 130 is removed from the floor brush body 120. Take off, that is, during the disassembly process, the guide 142 moves to the open port 146, and the second part 132 is located at the disassembly position.
  • the fixed position 148 is a part of the guide groove 144, and therefore, the fixed position 148 cannot be completely closed.
  • the distal end of the fixed position 148 is closed, which means that the fixed position 148 is closed at the end of the second part 132 away from the first part 131.
  • the fixed position 148 with the closed distal end can make the second part 132 away from the first part 131.
  • the position of is fixed, so that the roller brush body 130 is fixed relative to the brush body 120. That is, during the installation process, the guide 142 abuts the fixing position 148, and the second component 132 is located at the installation position.
  • the port 146 and the fixing position 148 are spaced at a certain distance in the circumferential direction, so that the port 146 and the fixing position 148 are staggered, which can prevent the guide 142 from accidentally slipping out of the port 146 and ensure the reliable installation of the roller brush body 130.
  • the port 146 and the fixing position 148 are spaced at a certain distance in the circumferential direction, so that the guide 142 generates a circumferential displacement when moving in the guide groove 144; the groove body 150 extends a certain distance in the axial direction. When the guide 142 moves in the guide groove 144, an axial displacement is generated.
  • the roller brush body 130 is located at the installation position, and the roller brush body 130 is installed on the floor brush body 120.
  • the roller brush body 130 is located at the disassembly position and can be removed from the floor brush body 120.
  • the guide groove 144 includes an installation section 152 and a disassembly section 154 that are sequentially connected.
  • the guide groove 144 extending from the open port 146 to the fixed position 148 is the installation section 152, and extends from the fixed position 148 to the open position.
  • the guide groove 144 between the ports 146 is a disassembly section 154.
  • both ends of the installation section 152 and the removal section 154 are the same, they are both an open port 146 and a fixed position 148, but the installation section 152 and the removal section 154 are two different paths.
  • the installation section 152 and the disassembly section 154 are separated by a partition 155.
  • the installation section 152 and the disassembly section 154 can be designed separately, and misoperation can also be avoided.
  • the installation section 152 and the disassembly section 154 both include a guide section 156A/156B, a transition section 158A/158B, and a terminal section 160A/160B that are sequentially connected.
  • the installation section 152 includes an installation guide section 156A, an installation transition section 158A, and an installation end section 160A that are sequentially connected.
  • the disassembly section 154 includes a disassembly guide section 156B, a disassembly transition section 158B, and a disassembly end section 160B that are sequentially connected.
  • an elastic member 140 is provided between the first component 131 and the second component 132, and the guide member 142 overcomes the force of the elastic member 140 to move from the guide section 156A/156B to the transition section 158A/158B, and the guide member 142 The end section 160A/160B is moved from the transition section 158A/158B under the action of the elastic member 140.
  • the operator overcomes the force of the elastic member 140 to push the second component 132, thereby pushing the guide 142 into the installation guide section 156A from the open port 146 and move in the installation guide section 156A.
  • the installation guide section 156A moves to the installation transition section 158A.
  • the operator knows that the operation is in place.
  • the operator can loosen the second component 132.
  • the guide 142 moves from the installation transition section 158A to the installation end section 160A under the action of the elastic member 140. Then, it moves under the guidance of the installation end section 160A until it abuts against the fixed position 148, and the roller brush body 130 is installed in place.
  • the operator overcomes the force of the elastic member 140 to push the second component 132, thereby pushing the guide 142 from the fixed position 148 into the disassembly guide section 156B and move within the disassembly guide section 156B.
  • roller brush body 130 can be detached from the floor brush body 120 by moving under the guidance of the brush until the opening port 146 is reached.
  • the installation section 152 and the disassembly section 154 are rationally designed to make the disassembly and assembly of the roller brush body 130 very convenient.
  • the guide section 156A/156B includes an angled first section 171 and a second section 172, the transition section 158A/158B is connected to the second section 172, and the transition section 158A/158B and the first section 171 Stagger a certain distance in the circumferential direction.
  • the transition section 158A/158B is not directly connected with the first section 171, and the transition section 158A/158B is connected to the first section 171.
  • the section 171 is staggered by a certain distance in the circumferential direction to prevent the guide 142 from returning to the guide section 156A/156B from the transition section 158A/158B, and the guide 142 can only go from the transition section 158A/158B to the end section 160A/160B, thereby ensuring Reliable disassembly and assembly of the roller brush body 130.
  • the guiding design of the second section 172 allows the operator to press the second part 132 so that the guide 142 can reach the transition section 158A/158B smoothly, without additional rotation, and the operation is simpler and more convenient.
  • the extension lines of the guide section 156A/156B and the transition section 158A/158B are different.
  • the guide section 158A/158B When the operator presses the second part 132 and the guide 142 moves in the guide groove 144, when the operator feels that the shape of the guide groove 144 abutted by the guide 142 has changed, the guide 142 has entered a different linear shape.
  • the operator can judge that the operation is in place, the operator can release the hand, and the roller brush body 130 can be disassembled and assembled under the action of the elastic member 140. Therefore, in this embodiment, the guide section 156A/156B and the transition section 158A/158B with different extension lines can be designed to help the operator determine whether the operation is in place.
  • the extension line shape of the transition section 158A/158B matches the extension line shape of the cross section of the guide 142 in this embodiment. This can make the guide 142 fit the transition section 158A/158B well. When the operator perceives this fit, the operator can accurately judge that the operation is in place, and the design is very reasonable.
  • the main body 133 of the guide 142 is cylindrical, and the transition section 158A/158B extends in an arc, so that the guide 142 fits well with the transition section 158A/158B.
  • the guide The shape of the cross section of 142 and the transition section 158A/158B can be designed according to needs, and any solution that is the same or similar to the embodiment is covered by the protection scope of the present invention.
  • the number of guide members 142 is several, and the plurality of guide members 142 are evenly distributed in the circumferential direction of the second member 132.
  • the number of guide grooves 144 and the number of guide members 142 are the same and matched one by one.
  • the end covers 134 of the three guide members 142 are evenly spaced in the circumferential direction.
  • the three guide grooves 144 are on the floor brush body 120, specifically on the inner wall of the receiving groove of the floor brush body 120 for receiving the roller brush body 130, evenly spaced circumferentially. This can make the rolling brush body 130 and the floor brush body 120 bear more uniform force, and the installation is more reliable.
  • roller brush body 130 The following is a more complete description of the installation process of the roller brush body 130.
  • the operator overcomes the force of the elastic member 140 to apply force to the end cover 134 in the direction close to the main body 133 of the roller brush body 130, so that the guide member 142 is installed and guided in the guide groove 144 sequentially.
  • the first section 171 and the second section 172 of section 156A move.
  • the guide 142 moves to fit the installation transition section 158A, the operator can perceive that its operation is in place.
  • the operator releases the hand, and the end cap 134 is on the elastic member.
  • the guide 142 moves from the installation transition section 158A to the installation end section 160A, and finally abuts at the fixed position 148.
  • the rolling brush body 130 is reliably installed on the floor brush body 120.
  • the end cap 134 When the guide 142 moves from the open port 146 to the installation transition section 158A, the end cap 134 is close to the body, and the axial length of the entire brush body 130 is shortened; when the guide 142 moves from the installation transition section 158A to the fixed position 148, the end cap 134 is far away from the body, and the axial length of the entire brush body 130 becomes longer. Therefore, during the installation process, the axial length of the roller brush body 130 may change. At the same time, since the open port 146 and the fixed position 148 are spaced at a certain distance in the circumferential direction, the circumferential angle of the roller brush body 130 will also change during the installation process.
  • the elastic member 140 moves away from the main body 133 of the roller brush body 130, and the guide member 142 moves from the disassembly transition section 158B to the disassembly end section 160B, and finally returns to the state shown in FIGS. 7 and 9, the guide member 142 reaches the open Port 146, the roller brush body 130 can be removed from the floor brush body 120.
  • the end cap 134 When the guide 142 moves from the fixed position 148 to the disassembly transition section 158B, the end cap 134 is close to the body, and the axial length of the entire brush body 130 is shortened; when the guide 142 moves from the disassembly transition section 158B to the open port 146, the end cap 134 is far away from the body, and the axial length of the entire brush body 130 becomes longer. Therefore, during the disassembly process, the axial length of the roller brush body 130 will change. At the same time, since the fixed position 148 and the open port 146 are spaced a certain distance in the circumferential direction, the circumferential angle of the roller brush body 130 will also change during the disassembly process.
  • the end cap 134 as the second part 132 moves axially and circumferentially relative to the main body 133 as the first part 131, resulting in axial displacement and Circumferential displacement.
  • the axial displacement provides a moving path for the installation and disassembly of the roller brush body 130, while the circumferential displacement can prevent the roller brush body 130 from accidentally falling off the main body 133.
  • the structure design is very reasonable and the operation is very simple.
  • This embodiment also provides a vacuum cleaner which is provided with the above-mentioned floor brush 100. Since the rolling brush body 130 of the floor brush 100 is easy to disassemble and assemble, the vacuum cleaner of this embodiment is also more convenient to use, and will not be repeated.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Brushes (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

L'invention concerne une brosse à plancher (100) et un aspirateur. La brosse à plancher (100) comprend un corps de brosse à plancher (120) et une brosse à rouleau (130) installée amovible sur le corps de brosse à plancher (120). La brosse à rouleau (130) s'étend longitudinalement, la direction longitudinale d'extension de la brosse à rouleau (130) étant définie comme la direction axiale, et la direction de rotation de la brosse à rouleau (130) étant définie comme la direction circonférentielle. La brosse à rouleau (130) comprend un premier élément (131) et un second élément (132) reliés l'un à l'autre. Le second élément (132) est pressé de manière à se déplacer axialement et de manière circonférentielle par rapport au premier élément (131), ce qui permet d'installer de manière amovible la brosse à rouleau (130) sur le corps de brosse à plancher (120). Le second élément (132) est déplacé axialement et de manière circonférentielle par rapport au premier élément (131), de telle sorte que la brosse à rouleau (130) peut être fixée et détachée facilement et commodément.
PCT/CN2019/121461 2019-05-30 2019-11-28 Brosse à plancher et aspirateur WO2020238105A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910462742.9 2019-05-30
CN201910462742.9A CN110151052A (zh) 2019-05-30 2019-05-30 地刷及吸尘器

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WO2020238105A1 true WO2020238105A1 (fr) 2020-12-03

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PCT/CN2019/121461 WO2020238105A1 (fr) 2019-05-30 2019-11-28 Brosse à plancher et aspirateur

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WO (1) WO2020238105A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110151052A (zh) * 2019-05-30 2019-08-23 天佑电器（苏州）有限公司 地刷及吸尘器

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US2251899A (en) * 1938-11-28 1941-08-05 Hoover Co Suction cleaner
CN205094323U (zh) * 2015-10-10 2016-03-23 江苏美的清洁电器股份有限公司 地刷以及具有其的吸尘器
CN105433863A (zh) * 2016-01-04 2016-03-30 江苏美的清洁电器股份有限公司 地刷和吸尘器
CN105496309A (zh) * 2016-01-27 2016-04-20 江苏美的清洁电器股份有限公司 地刷及具有该地刷的吸尘器
CN108078491A (zh) * 2017-12-04 2018-05-29 江苏美的清洁电器股份有限公司 用于吸尘器地刷的滚刷及具有其的地刷和吸尘器
CN108903829A (zh) * 2018-08-21 2018-11-30 江苏美的清洁电器股份有限公司 清洁机器人
CN110151052A (zh) * 2019-05-30 2019-08-23 天佑电器（苏州）有限公司 地刷及吸尘器

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CN206507882U (zh) * 2016-12-12 2017-09-22 江苏美的清洁电器股份有限公司 地刷组件和吸尘器
CN106943079B (zh) * 2017-05-15 2018-11-30 苏州市春菊电器有限公司 一种滚刷快速拆装装置及其清洁器具
CN108185910A (zh) * 2018-03-12 2018-06-22 江苏美的清洁电器股份有限公司 用于地刷的滚刷、地刷及吸尘器
CN210871298U (zh) * 2019-05-30 2020-06-30 天佑电器（苏州）有限公司 地刷及吸尘器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2251899A (en) * 1938-11-28 1941-08-05 Hoover Co Suction cleaner
CN205094323U (zh) * 2015-10-10 2016-03-23 江苏美的清洁电器股份有限公司 地刷以及具有其的吸尘器
CN105433863A (zh) * 2016-01-04 2016-03-30 江苏美的清洁电器股份有限公司 地刷和吸尘器
CN105496309A (zh) * 2016-01-27 2016-04-20 江苏美的清洁电器股份有限公司 地刷及具有该地刷的吸尘器
CN108078491A (zh) * 2017-12-04 2018-05-29 江苏美的清洁电器股份有限公司 用于吸尘器地刷的滚刷及具有其的地刷和吸尘器
CN108903829A (zh) * 2018-08-21 2018-11-30 江苏美的清洁电器股份有限公司 清洁机器人
CN110151052A (zh) * 2019-05-30 2019-08-23 天佑电器（苏州）有限公司 地刷及吸尘器

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