WO2023197645A1

WO2023197645A1 - Raising/lowering apparatus and cleaning device

Info

Publication number: WO2023197645A1
Application number: PCT/CN2022/138284
Authority: WO
Inventors: 郭建刚
Original assignee: 广东新宝电器股份有限公司
Priority date: 2022-04-15
Filing date: 2022-12-12
Publication date: 2023-10-19
Also published as: CN114587202B; CN114587202A

Abstract

A raising/lowering apparatus (100) and a cleaning device (200). The cleaning device (200) comprises a box body (201) and a cover body (73). The raising/lowering apparatus (100) comprises a power assembly (1), a wastewater discharge/water injection assembly (2), and a cover opening assembly (3). The wastewater discharge/water injection assembly (2) is connected to the power assembly (1) to perform vertical movement under the action of the power assembly (1), and the wastewater discharge/water injection assembly (2) at least has a first position, a second position, and a third position; the cover opening assembly (3) comprises a flipping portion (31); when the wastewater discharge/water injection assembly (2) moves from the first position to the second position, an ejector rod (21) acts on the flipping portion (31), so as to drive the cover opening assembly (3) to descend from an initial position to a trigger position; when the wastewater discharge/water injection assembly (2) moves from the second position to the third position, a water inlet/outlet is communicated with the box body (201) to extract water in the box body (201) and/or inject water into the box body (201), so that wastewater is automatically discharged and/or clear water is injected, thereby facilitating usage of a user.

Description

Lifting device and cleaning equipment

Technical field

The present invention relates to the technical field of household appliances, and in particular to a lifting device and cleaning equipment.

Background technique

Existing cleaning equipment with integrated sewage extraction and water injection functions has a cover at the sewage discharge and water injection port of the cleaning robot. After the cleaning robot completes its work, it is necessary to manually inject clean water and manually pour out the sewage on the cleaning robot, which cannot completely free the user's hands. , very inconvenient for users to use. For example, Chinese patent publication number CN112773263A discloses a sweeping robot, which includes a maintenance station and a sweeping machine body. The sweeping machine body is provided with a dust collection box and a water collection box. The water collection box is provided with multiple drainage holes. , the hydrophobic hole is connected to the cleaning component at the bottom of the sweeping machine body. The dust collection box is used to collect dust and garbage on the ground where the sweeping machine body passes. The sweeping robot requires the user to manually participate in the operation after working, so that the sewage in the sweeping robot can be collected. Pulling out and injecting clean water into the sweeping robot is far from satisfying the user's desire to free their hands.

Contents of the invention

In view of the above technical problems existing in the prior art, the present invention provides a lifting device and cleaning equipment, which can communicate with the box through the water opening after the cover is opened, so as to extract and/or discharge the water in the box. Water is injected into the box to realize automatic discharge of sewage and/or injection of clean water, making it convenient for users to use.

An embodiment of the present invention provides a lifting device for use in cleaning equipment. The cleaning equipment includes a box and a cover for covering the box. It is characterized in that the lifting device includes:

power components;

The sewage drainage and water injection assembly is connected to the power assembly to perform lifting movements under its action. The sewage drainage and water injection assembly at least has a first position, a second position and a third position arranged sequentially along the descending direction of the lifting movement, so The sewage water injection assembly includes a push rod, and the sewage water injection assembly has a water port located on a first side thereof;

A cover opening assembly is provided on the first side of the sewage drainage and water filling assembly and includes a flip portion; wherein, when the sewage drainage and water filling assembly moves from the first position to the second position, the push rod acts on the The flipping part is used to drive the lid opening component down from the initial position to the triggering position. When in the triggering position, the lid opening component acts on the lid body to flip the lid body to open the box body; When the sewage drainage and water filling assembly moves from the second position to the third position, the interaction between the push rod and the flip portion is released, the cover opening assembly remains in the trigger position, and the water opening Communicated with the box to extract water from the box and/or inject water into the box. The above structure can be connected with the box through the water port after the cover is opened to extract water from the box and/or inject water into the box, thereby realizing automatic discharge of sewage and/or injecting clean water, which is convenient for users.

In some embodiments, the box includes at least a first sewage tank and a first clean water tank, the water inlet at least includes a water filling port and a sewage discharge port, and the cover is used to jointly cover the first sewage tank. and a first clean water tank. When the sewage discharge and water filling assembly moves from the second position to the third position, the water injection port is connected to the first clean water tank, and the sewage discharge port is connected to the first sewage tank. The above structure can communicate with the first clean water tank through the water filling port after opening the cover body, and communicate with the first sewage tank through the sewage discharge port, so as to realize the automatic execution of the cover opening action and the sewage discharge and water filling action, making it convenient for users to use.

In some embodiments, the cover opening assembly further includes a triggering assembly. When the cover opening assembly moves to the triggering position driven by the sewage drainage and water filling assembly, the triggering assembly acts on the flipping part, The flipping part is flipped in the first direction and separated from the push rod, so that when the sewage drainage and water filling assembly moves from the second position to the third position, the cover opening assembly can be maintained in the Trigger position. By arranging the above trigger component, the sewage discharge and water filling component and the cover opening component can be released in time, thereby effectively preventing the cover opening component from continuing to move downward along with the sewage discharge and water filling component.

In some embodiments, the sewage drainage and water filling assembly further includes a supporting member, and the cover opening assembly includes a bump provided corresponding to the supporting member. When the sewage drainage and water filling assembly rises from the second position to the second position, In one position, the supporting member acts on the bump to drive the lid opening assembly to move back to the initial position from the triggering position. In this way, the cover opening assembly can move back to the initial position from the triggering position along with the sewage discharge and water filling assembly, and the structure design is simple and the movement is stable.

In some embodiments, the lifting device further includes a control board and an induction component. Both the induction component and the power component are electrically connected to the control board. The induction component at least includes a first sensor, a second sensor and A third sensor, the first sensor is used to sense that the sewage drainage and water filling component is in the first position, the second sensor is used to sense that the cover opening component is in the trigger position, and the third sensor is used to sense that the sewage discharge and water filling component is in the first position. The sewage water filling component is in the third position, and the control panel is configured to receive the position signal detected by the sensing component and send a signal to the power component to accurately control the positions of the sewage water filling component and the cover opening component.

In some embodiments, the cover opening assembly further includes a cover opening body, the flipping part includes an elastic member and a flipping plate pivotally connected to the lid opening body, and the elastic member is used to apply force to the flipping plate. A force that causes it to flip in a second direction opposite to the first direction. The elastic member applies force to the flipping plate to flip it upward, so that when the flipping part interacts with the ejector rod, the flipping part can be maintained in a state of stably resisting the ejector rod.

In some embodiments, the trigger assembly includes a trigger body for acting on the first end of the flip plate, the second end of the flip plate has a hook, the trigger body has a notch, and the trigger body has a notch. After the flipping part is flipped in the first direction, the hook extends into the notch; wherein, the second end is the end where the flipping plate interacts with the push rod, and the first end is the end where the flipping plate interacts with the push rod. The end opposite to the second end. The above-mentioned hook extending into the notch can keep the flipping part in a state of moving in the first direction, avoid interference with the push rod of the sewage drainage and water filling assembly, and improve the stability of the movement.

In some embodiments, the sewage drainage and water filling assembly includes a sewage drainage chamber and a water injection chamber with open upper and lower ends respectively. The lower end of the sewage drainage chamber is open to form the sewage outlet, and the lower end of the water injection chamber is open. The opening forms the water injection port, and the push rod and the supporting member are arranged on the outer wall of the sewage chamber or the water injection chamber. The above structure is reasonably designed and compact.

In some embodiments, the lid opening body further includes a first through cavity, and the trigger body further has a second through cavity connected to the first through cavity. When the sewage drainage and water filling assembly is in the second position, When switching between the third position and the third position, the sewage drainage and water injection assembly passes through the first through-cavity and the second through-cavity so that the water injection port of the sewage drainage and water-injection assembly communicates with the first clean water tank, so The sewage outlet is connected with the first sewage tank. In this way, when the sewage discharge and water filling assembly, the cover opening assembly and the triggering assembly are arranged sequentially from top to bottom, the cover opening assembly and the triggering assembly will not interfere with the movement of the sewage discharge and water filling assembly, and the structural layout is more reasonable.

An embodiment of the present invention also provides a cleaning equipment, including the above-mentioned lifting device, a movable cleaning body and a fixed body. The lifting device is provided on the fixed body and is located above the movable cleaning body. The above structure can be connected to the first clean water tank through the water injection port after the cover is opened, and can be connected to the first sewage tank through the sewage outlet to realize automatic injection of clean water and discharge of sewage, which is convenient for users.

In some embodiments, the movable cleaning body includes a first sewage tank, a first clean water tank and a cover for covering the first sewage tank and the first clean water tank, and the fixed body includes a second sewage tank. , a second clean water tank, a first pump body and a second pump body. When the sewage discharge and water filling assembly is in the third position, the second sewage tank is connected to the first sewage tank through the sewage outlet, and the The second clean water tank is connected to the first clean water tank through the water injection port, and the first pump body is used to pump the sewage in the first sewage tank to the second sewage tank. The pump body is used to pump the clean water in the second clean water tank to the first clean water tank. The above structure realizes automatic completion of the lid opening action and sewage discharge and water filling action, eliminating the need for users to perform frequent maintenance activities to clean the machine body, making it convenient for users to use.

Compared with the prior art, the beneficial effects of the embodiments of the present invention are that: the present invention drives the sewage drainage and water filling assembly to perform linear lifting movements through the power assembly, so that when the sewage drainage and water filling assembly moves from the first position to the second position, it can drive the lid opening The assembly then drops from the initial position to the triggering position, thereby acting on the cover to flip over and open the box located below the cover. Then the sewage drainage and water filling assembly releases the function of the cover opening assembly and continues to descend from the second position to the third position. In the third position, the water port of the sewage discharge and water injection assembly 2 is connected to the box. The above structure can not only realize the automatic opening of the lid, but also realize the automatic injection of clean water and/or discharge of sewage, without the need for manual operation by the user, which improves user use. experience.

Description of the drawings

In the drawings, which are not necessarily to scale, the same reference numbers may describe similar components in the different views. The same reference number with a letter suffix or different letter suffixes may refer to different instances of similar components. The drawings illustrate various embodiments generally by way of example and not limitation, and together with the description and claims serve to explain the disclosed embodiments. Where appropriate, the same reference numbers will be used throughout the drawings to refer to the same or similar parts. Such embodiments are illustrative and are not intended to be exhaustive or exclusive embodiments of the apparatus or method.

Figure 1 is a schematic structural diagram of a cleaning equipment using a lifting device according to an embodiment of the present invention;

Figure 2 is a schematic structural diagram of a lifting device according to an embodiment of the present invention;

Figure 3 is an exploded view of the power assembly of the lifting device according to the embodiment of the present invention;

Figure 4 is an exploded view of the sewage discharge and water injection assembly of the lifting device according to the embodiment of the present invention;

Figure 5 is an exploded view of the cover opening assembly of the lifting device according to the embodiment of the present invention;

Figure 6 is a cross-sectional view of the lifting device according to the embodiment of the present invention. The sewage drainage and water injection assembly shown in the figure is in the first position;

Figure 7 is a cross-sectional view of the lifting device according to the embodiment of the present invention. The sewage drainage and water injection assembly shown in the figure is in the second position;

Figure 8 is a cross-sectional view of the lifting device according to the embodiment of the present invention. The sewage drainage and water injection assembly shown in the figure is in the third position;

Figure 9 is a schematic structural diagram of the trigger assembly of the lifting device according to the embodiment of the present invention;

Figure 10 is a sectional view of the lifting device from another perspective according to the embodiment of the present invention. The sewage drainage and water injection assembly shown in the figure is in the second position;

Figure 11 is a schematic structural diagram of a lifting device according to an embodiment of the present invention. The sewage drainage and water injection assembly shown in the figure is in the second position;

Figure 12 is an enlarged view of part A in Figure 11.

Components represented by reference numbers in the figure:

100-lifting device; 200-cleaning equipment; 201-box; 1-power component; 11-screw motor;; 2-sewage water injection component; 21-ejector rod; 22-water injection port; 23-sewage outlet; 24- Supporting member; 3-opening assembly; 31-turning part; 32-bump; 33-opening body; 34-elastic member; 35-turning plate; 36-hook; 37-first through cavity; 4- Fixed body; 41-second sewage tank; 42-second clean water tank; 5-sensing component; 51-first sensor; 52-second sensor; 53-third sensor; 6-trigger component; 61-trigger body; 62-the second through-chamber; 63-the slot; 7-the movable cleaning body; 71-the first sewage tank; 72-the first clean water tank; 73-the cover.

Detailed ways

In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be described in detail below with reference to the drawings and specific implementation modes. The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and specific examples, but this is not intended to limit the present invention.

As shown in Figures 1 to 8, an embodiment of the present invention provides a lifting device 100. The lifting device 100 is applied to the cleaning equipment 200. The cleaning equipment 200 can be understood as an equipment used for cleaning. Some of its components can be used for cleaning, such as the movable cleaning body 7 below, and the other components can be fixedly placed in one place and used to supply clean water to the movable cleaning body 7 and clean it. Sewage recovery in the movable cleaning machine body 7, such as the stationary machine body 4 below. For example, the above-mentioned cleaning equipment 200 may include a movable cleaning body 7 as a sweeping robot and a fixed body 4 as a fixed chassis. After the sweeping robot completes its work, it will return to the chassis, thereby automatically supplying clean water to the sweeping robot through the chassis and cleaning the robot. The sewage recovery in the sweeping robot does not require manual operation by the user and is user-friendly. Of course, the above-mentioned cleaning equipment 200 is not limited to including a sweeping robot, but may also include a handheld vacuum cleaner, etc., which is not specifically limited in this application.

Further, as shown in FIGS. 1 to 8 , the cleaning equipment 200 includes a box 201 and a cover 73 for covering the box 201 . The lifting device 100 includes a power component 1 , a sewage water filling component 2 and a cover opening component 3 . The sewage water injection assembly 2 is connected to the power assembly 1 to perform lifting and lowering movements under its action. The sewage drainage and water filling assembly 2 at least has a first position, a second position and a third position arranged sequentially along the descending direction of the lifting movement. The sewage water filling assembly 2 includes a push rod 21, and the sewage water filling assembly 2 has a water opening located on a first side thereof. The cover opening assembly 3 is provided on the first side of the sewage drainage and water filling assembly 2, and the cover opening assembly 3 includes a flip portion 31. When the sewage drainage and water filling assembly 2 moves from the first position to the second position, the push rod 21 acts on the flip portion 31 to drive the cover opening assembly 3 to drop from the initial position to the triggering position. At the triggering position, the cover opening assembly 3 acts. When the lid 73 is turned over to open the box 201; when the sewage drainage and water filling assembly 2 moves from the second position to the third position, the interaction between the push rod 21 and the flip portion 31 is released, and the lid opening assembly 3 remains in position. In the triggering position, the water port is connected with the box 201 to extract water from the box 201 and/or inject water into the box 201 .

Specifically, the above-mentioned lifting device 100 has at least a vertical use state and a horizontal use state. The lifting device 100 shown in Figures 1 and 2 is in a vertical use state. The embodiment of the present application does not affect the use state of the lifting device 100. To make specific limitations, those skilled in the art can select the lifting direction that the lifting device 100 can realize according to the setting scene, such as the vertical direction or the horizontal direction. To simplify the description, the following description assumes that the lifting device 100 is in a vertical state of use, but the present application is not limited to this state of use. In addition, the ascending direction and descending direction of the lifting movement in the embodiment of the present application change with the use state of the lifting device 100. For example, when the lifting device 100 is in a vertical use state, the ascending direction and the descending direction refer to the vertical direction. Lifting; when the lifting device 100 is in a horizontal use state, the ascending direction and the descending direction refer to the left and right of the horizontal direction.

Specifically, when the lifting device 100 is in a vertical use state, the first position, the second position and the third position are arranged from high to low.

Specifically, as shown in FIG. 1 , the first side of the above-mentioned sewage water injection assembly 2 can be understood as the lower part of the sewage drainage and water injection assembly 2 .

Specifically, the above-mentioned power component 1 can be understood as a component that can drive the sewage water injection component 2 to perform linear lifting motion. For example, the power component 1 can be a screw motor 11 as shown in Figure 2 . The power component 1 can also be other components that can convert the rotational motion output by the motor into linear motion, such as a rack and pinion structure, a worm gear structure, etc.

With reference to Figures 6 to 8, the sewage drainage and water filling assembly 2 shown in Figure 6 is in the first position, and the cover opening assembly 3 is in the initial position; the sewage drainage and water filling assembly 2 shown in Figure 7 is in the second position, and the cover opening assembly 3 is in Trigger position; the sewage drainage and water filling assembly 2 shown in Figure 8 is in the third position, and the cover opening assembly 3 is in the trigger position. When the above-mentioned sewage drainage and water filling assembly 2 is lowered from the first position to the second position, the push rod 21 of the sewage drainage and water filling assembly 2 will push against the flip portion 31, so that the cover opening assembly 3 moves downward with the sewage drainage and water filling assembly 2, that is, from the initial position. Descend to the trigger position, push the cover 73 down to flip it over, and open the box 201 located below the cover 73; when the sewage drainage and water filling assembly 2 drops from the second position to the third position, the flip portion 31 will flip And the action of the push rod 21 is released, so that the sewage discharge and water filling assembly 2 cannot continue to drive the cover opening assembly 3 to perform a downward movement, so that the cover opening assembly 3 is maintained in the triggering position. The lowering of the sewage drainage and water filling assembly 2 again will allow the water port on it to communicate with the box 201 to extract water from the box 201 and/or inject water into the box 201, thus realizing automatic drainage and/or injection of sewage. Clear water for user convenience

Specifically, the lower part of the above-mentioned cover opening assembly 3 can be formed with a tip, and the cover 73 can be provided in a pivotal manner. In this way, as shown in Figure 7, when the cover opening assembly 3 is lowered to the triggering position, the tip Push one side of the cover 73 to flip the cover 73 to the open state, thereby opening the box 201 .

Specifically, the above-mentioned lid-opening body 33 has no connection relationship with the power assembly 1. The movement of the lid-opening body 33 between the initial position and the triggering position is driven by the sewage drainage and water filling assembly 2. The above-mentioned lifting device 100 may also include a plurality of guide rods. The length direction of the guide rods is the same as the lifting direction of the sewage drainage and water injection assembly 2. The above-mentioned lid opening body 33 may be threaded on the guide rods to oppose the lifting movement of the lid opening body 33. It plays a guiding role to prevent the movement of the lid opening body 33 from shifting.

Specifically, the movement of the above-mentioned lifting device 100 is associated with the position of the movable cleaning body 7 of the cleaning equipment 200. It can be understood that when the movable cleaning body 7 moves to a designated position, the lifting device 100 recognizes the movable cleaning body 7 It will not start until it is in place, thereby performing the actions of opening the cover and draining and filling water. Among them, the above designated position is the position where the movable cleaning body 7 is located below the lifting device 100. Only at the designated position can the sewage drainage and water filling assembly 2 be connected to the box 201 through the water port.

In the present invention, the power assembly 1 drives the sewage drainage and water filling assembly 2 to perform a linear lifting movement, so that when the sewage drainage and water filling assembly 2 moves from the first position to the second position, it can drive the cover opening assembly 3 to subsequently drop from the initial position to the triggering position, thereby Acting on the cover body 73, the cover body 73 is turned over to open the box 201 located below the cover body 73, and then the sewage discharge and water filling assembly 2 releases the function of the cover opening assembly 3 and continues to move down from the second position to the third position. The water inlet of the water injection assembly 2 is connected to the box 201, and the sewage outlet 23 can be connected to the first sewage tank 71. The above structure can not only realize the automatic opening of the cover, but also can realize the automatic injection of clean water and/or the discharge of sewage without the need for User manual operation improves user experience.

In some embodiments, as shown in Figures 1 to 8, the box 201 at least includes a first sewage tank 71 and a first clean water tank 72, the water inlet at least includes a water filling port 22 and a sewage discharge port 23, and the cover 73 is used for The first sewage tank 71 and the first clean water tank 72 are jointly covered. When the sewage water injection assembly 2 moves from the second position to the third position, the water injection port 22 is connected to the first clean water tank 72 , and the sewage discharge port 23 is connected to the first sewage tank 71 Connected. Among them, the first sewage tank 71 is used to recover sewage generated after cleaning, and the first clean water tank 72 is used to contain clean water used for cleaning.

Continuing with FIG. 6 to FIG. 8 , when the sewage drainage and water injection assembly 2 is lowered from the second position to the third position, the water injection port 22 of the sewage drainage and water injection assembly 2 can be connected with the first clean water tank 72 , and the first clean water tank can be connected through the water injection port 22 72 is added to the preset water level to prepare for the cleaning work of the cleaning equipment 200 again; at the same time, the sewage outlet 23 of the sewage water injection assembly 2 will also be lowered to communicate with the first sewage tank 71, thereby draining the water in the first sewage tank 71. The sewage is pumped out through the sewage outlet 23, eliminating the need for the user to manually dump the sewage in the first sewage tank 71, thereby freeing the user's hands.

Specifically, when the cover opening assembly 3 descends to the triggering position, the cover body 73 will be flipped to the open state under the action of the cover opening assembly 3, thereby opening the first sewage tank 71 and the second fresh water tank 42. The first sewage tank 71 may include a box body 201 and a sewage connection pipe connected thereto, and the first clean water tank 72 may include a box body 201 and a clean water connection pipe connected thereto, which are not shown in Figures 6 to 8 The above-mentioned box 201 only shows the sewage connection pipe and the clean water connection pipe.

In some embodiments, as shown in Figures 2 and 6, the cover opening assembly 3 also includes a trigger assembly 6. When the cover opening assembly 3 moves to the trigger position driven by the sewage drainage and water filling assembly 2, the trigger assembly 6 acts to turn over. part 31 to flip the flip part 31 in the first direction and away from the push rod 21, so that when the sewage drainage and water filling assembly 2 moves from the second position to the third position, the cover opening assembly 3 can be maintained in the triggering position. The first direction can be understood as the direction in which the end of the flipping portion 31 that interacts with the push rod 21 is flipped downward. With reference to FIG. 10 , the flipping portion 31 shown in FIG. 10 is in a state of being flipped in the first direction. By providing the above-mentioned trigger component 6, the sewage drainage and water filling assembly 2 and the cover opening assembly 3 can be released in time, thereby effectively preventing the cover opening assembly 3 from continuing to move downward along with the sewage drainage and water filling assembly 2.

Specifically, as shown in Figure 10, the above-mentioned trigger component 6 can be located below the cover opening component 3. Only after the cover opening component 3 moves to the triggering position, the trigger component 6 can push against the flipping member to flip it over to connect with the push rod. 21 phase separation.

It should be noted that when the above-mentioned sewage water filling assembly 2 moves from the first position to the second position, the force direction of the above-mentioned push rod 21 on the flip portion 31 is in the vertical direction, thereby pushing the cover opening assembly 3 to move downward; When the sewage drainage and water filling assembly 2 moves from the second position to the third position, the above-mentioned push rod 21 can push the flip portion 31 to keep it in a state of flipping in the first direction. At this time, the force exerted by the push rod 21 on the flip portion 31 The direction is the horizontal direction, which effectively prevents the flipping part 31 from being reset.

In some embodiments, as shown in FIGS. 2 to 9 , the sewage water filling assembly 2 also includes a supporting member 24 , and the cover opening assembly 3 includes a bump 32 corresponding to the supporting member 24 . When the sewage water filling assembly 2 is opened by the first When the second position rises to the first position, the supporting member 24 acts on the bump 32 to drive the lid opening assembly 3 to move from the trigger position back to the initial position. In this way, the cover opening assembly 3 can move back to the initial position from the triggering position along with the sewage drainage and water filling assembly 2, and the structure design is simple and the movement is stable.

Specifically, the upper surface of the above-mentioned supporting member 24 can be configured as the first acting surface, and the lower surface of the bump 32 can be configured as the second acting surface, and the bump 32 is located above the supporting member 24. When the sewage drainage and water filling assembly 2 When moving between the first position and the second position, the first acting surface of the supporting member 24 and the second acting surface of the bump 32 are in contact with each other; when the sewage drainage and water filling assembly 2 moves from the second position to the third position, The supporting member 24 moves downward and separates from the bump 32; when the sewage drainage and water filling assembly 2 moves from the third position to the second position, the supporting member 24 moves upward until the first action surface and the second action surface are in contact. , the supporting member 24 has no functional relationship with the bump 32; when the sewage drainage and water filling assembly 2 moves from the second position to the first position, the sewage drainage and water filling assembly 2 acts on the bump 32 through the supporting member 24, thereby driving the cover opening assembly 3 moves upward along with the sewage water injection component 2.

Specifically, the number of the above-mentioned supporting parts 24 can be multiple, and the bumps 32 are arranged in one-to-one correspondence with the supporting parts 24. The number of two supporting parts 24 shown in FIG. 4 is only an example. The number of brackets 24 is not specifically limited, as long as the sewage discharge and water filling assembly 2 can stably drive the cover opening assembly 3 to perform an upward movement.

In some embodiments, as shown in Figure 2, the lifting device 100 also includes a control board (not shown in the figure) and an induction component 5. Both the induction component 5 and the power component 1 are electrically connected to the control board. The induction component 5 at least includes The first sensor 51, the second sensor 52 and the third sensor 53. The first sensor 51 is used to sense that the sewage drainage and water filling assembly 2 is in the first position, the second sensor 52 is used to sense that the cover opening assembly 3 is in the trigger position, and the third sensor 53 For sensing that the sewage drainage and water filling assembly 2 is in the third position, the control board is configured to receive the position signal detected by the sensing assembly 5 and send a signal to the power assembly 1 . The position of the sewage drainage and water filling assembly 2 and the cover opening assembly 3 can be determined in time through the sensing component 5, and the start and stop of the power assembly 1 can be controlled in time through the control panel to accurately control the positions of the sewage drainage and water filling assembly 2 and the cover opening assembly 3.

Specifically, the above-mentioned lifting device 100 may also include a position sensor electrically connected to the control board. The position sensor is used to generate an in-position signal that the movable cleaning body 7 is in place. After the movable cleaning body 7 completes cleaning and moves to the lower part of the lifting device 100 , the position sensor generates the above-mentioned in-position signal. After the control panel receives the in-position signal, it can control the power component 1 of the lifting device 100 to start, thereby performing the cover opening action and the sewage water filling action.

Specifically, the above-mentioned sewage water filling assembly 2 can be protruding with a first triggering part. When the sewage water filling assembly 2 is in the first position, the first triggering part can trigger the first sensor 51 to generate a signal that the sewage water filling assembly 2 is in the first position. First position signal. The above-mentioned lid opening assembly 3 may be provided with a second triggering part. When the lid opening assembly 3 is in the triggering position, the second triggering part can trigger the second sensor 52 to generate a second position signal indicating that the lid opening assembly 3 is in the triggering position. The above-mentioned sewage water injection assembly 2 can also be protruded with a third triggering part. When the sewage drainage and water injection assembly 2 is in the third position, the third triggering part can trigger the third sensor 53 to generate a third signal that the sewage drainage and water injection assembly 2 is in the third position. location signal.

In some embodiments, as shown in Figures 5 to 8 and 10, the cover opening assembly 3 also includes a cover opening body 33, and the flip portion 31 includes an elastic member 34 and a flip plate 35 pivotally connected to the cover opening body 33. The elastic member 34 is used to exert a force on the flip plate 35 to flip it in the second direction opposite to the first direction. The elastic member 34 applies a force to the flip plate 35 to flip upward, so that when the flip portion 31 interacts with the ejector pin 21 , the flip portion 31 can be maintained in a state of stably abutting against the ejector pin 21 .

Specifically, the above-mentioned elastic member 34 can be configured as a torsion spring, which has low manufacturing cost and simple installation.

In some embodiments, as shown in Figure 5 and Figures 9 to 12, the trigger assembly 6 includes a trigger body 61 for acting on the first end of the flip plate 35, and the second end of the flip plate 35 has a hook 36, The trigger body 61 has a notch 63. After the flipping part 31 is flipped in the first direction, the hook 36 extends into the notch 63; the second end is the end where the flipping plate 35 interacts with the push rod 21, and the first end is the end opposite to the second end. The above-mentioned hook 36 extending into the notch 63 can keep the flipping part 31 in a state of moving in the first direction, avoid interference with the push rod 21 of the sewage drainage and water filling assembly 2, and improve the movement stability.

Specifically, the above-mentioned push rods 21 can be arranged in pairs. The two push rods 21 are distributed on opposite sides of the sewage drainage and water injection assembly 2. The flip portion 31 and the trigger body 61 are arranged in one-to-one correspondence with the push rods 21, so as to facilitate the improvement of the lifting device 100. movement stability.

Specifically, the above-mentioned hook 36 can be integrally formed with the flip plate 35 , so that the relatively stable positional relationship and connection relationship between the hook 36 and the flip plate 35 can be maintained.

In some embodiments, as shown in Figure 4, the sewage drainage and water injection assembly 2 includes a sewage drainage chamber and a water injection chamber with open upper and lower ends respectively. The lower end of the sewage drainage chamber is open to form a sewage outlet 23, and the lower end of the water injection chamber is open. The opening forms a water injection port 22, and the push rod 21 and the supporting member 24 are arranged on the outer wall of the sewage chamber or the water injection chamber. The above structure is reasonably designed and compact.

Specifically, the above-mentioned sewage discharge and water injection assembly 2 can be made by one-piece molding. The sewage discharge chamber and the water injection cavity are two side-by-side chambers, and they are not connected. The upper open end of the sewage discharge chamber can be used for In communication with the second sewage tank 41 on the fixed body 4, the upper open end of the water injection chamber can be used to communicate with the second clean water tank 42 on the fixed body 4. In this way, the second clean water tank 42 on the fixed body 4 can be connected to the first clean water tank 72 on the movable cleaning body 7, and the second sewage tank 41 can be connected to the first sewage tank 71.

In some embodiments, as shown in Figures 5 to 9, the lid opening body 33 also includes a first through cavity 37, and the trigger body 61 also has a second through cavity 62 connected with the first through cavity 37. When the sewage drainage and water filling assembly 2. When switching between the second position and the third position, the sewage drainage and water injection assembly 2 passes through the first through-cavity 37 and the second through-cavity 62, so that the water injection port 22 of the sewage drainage and water injection assembly 2 is connected with the first clean water tank 72. The sewage outlet 23 is connected with the first sewage tank 71 . In this way, when the sewage drainage and water injection assembly 2, the cover opening assembly 3 and the trigger assembly 6 are arranged sequentially from top to bottom, the cover opening assembly 3 and the trigger assembly 6 will not interfere with the movement of the sewage drainage and water injection assembly 2, and the structural layout is more reasonable.

Specifically, the above-mentioned opening body 33 can extend downward to form a hollow cavity, and the above-mentioned first through-cavity 37 is formed in the cavity. After the above-mentioned sewage drainage and water injection assembly 2 passes through the first through-cavity 37, the first through-cavity 37 can be directed to The movement of the sewage discharge and water injection assembly 2 plays a guiding role to prevent the sewage discharge and water injection assembly 2 from shaking left and right, thereby improving the stability of the movement.

The embodiment of the present invention also provides a cleaning equipment 200. As shown in Figure 1, the cleaning equipment 200 includes the above-mentioned lifting device 100, and also includes a movable cleaning body 7 and a fixed body 4. The lifting device 100 is located on the fixed body 4. And is located above the movable cleaning body 7 . The cleaning equipment 200 can be understood as equipment for cleaning. The movable cleaning body 7 can be used for movable cleaning. The fixed body 4 can be fixedly placed in one place and used to supply clean water to the movable cleaning body 7 and remove the water in the movable cleaning body 7 . Wastewater recycling. For example, the above-mentioned movable cleaning body 7 can be a sweeping robot, and the fixed body 4 can be a fixed chassis. The sweeping robot will return to the chassis after completing its work, so that the chassis can automatically supply clean water to the sweeping robot and remove sewage in the sweeping robot. Recycling does not require manual operation by the user, making it easy for users to use.

The cleaning equipment 200 using the above-mentioned lifting device 100 drives the sewage drainage and water injection assembly 2 to perform a linear lifting movement through the power assembly 1, so that when the sewage drainage and water injection assembly 2 moves from the first position to the second position, it can drive the cover opening assembly 3 to follow it from the initial position. The position drops to the trigger position, thereby acting on the cover 73, causing the cover 73 to flip open the first sewage tank 71 and the second clean water tank 42 located below the cover 73, and then the sewage drainage and water filling assembly 2 releases the function of the cover opening assembly 3 , when continuing to move down from the second position to the third position, the water injection port 22 of the sewage water injection assembly 2 can be connected to the first clean water tank 72, and the sewage discharge port 23 can be connected to the first sewage tank 71. The above structure can realize automatic opening. The cover action can also realize automatic injection of clean water and discharge of sewage, eliminating the need for users to perform frequent manual maintenance activities to clean the body 7, which improves the user experience.

In some embodiments, as shown in FIG. 1 and FIGS. 6 to 8 , the movable cleaning body 7 includes a first sewage tank 71 , a first clean water tank 72 , and a cover for covering the first sewage tank 71 and the first clean water tank 72 . The cover 73, the fixed body 4 includes a second sewage tank 41, a second clean water tank 42, a first pump body and a second pump body. When the sewage drainage and water filling assembly 2 is in the third position, the second sewage tank 41 passes through the sewage outlet. 23 is connected to the first sewage tank 71, the second clean water tank 42 is connected to the first clean water tank 72 through the water injection port 22, and the first pump body is used to pump the sewage in the first sewage tank 71 to the second sewage tank 41, The second pump body is used to pump the clean water in the second clean water tank 42 to the first clean water tank 72 . The above structure realizes the automatic completion of the lid opening action and the sewage and water filling action, without requiring users to perform frequent maintenance activities to clean the body 7, making it convenient for users to use.

The above embodiments are only exemplary embodiments of the present invention and are not used to limit the present invention. Those skilled in the art can make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions should also be deemed to fall within the protection scope of the present invention.

Claims

A lifting device applied to cleaning equipment. The cleaning equipment includes a box and a cover for covering the box. It is characterized in that the lifting device includes:

power components;

The sewage drainage and water injection assembly is connected to the power assembly to perform lifting movements under its action. The sewage drainage and water injection assembly at least has a first position, a second position and a third position arranged sequentially along the descending direction of the lifting movement, so The sewage water injection assembly includes a push rod, and the sewage water injection assembly has a water port located on a first side thereof;

A cover opening assembly is provided on the first side of the sewage drainage and water filling assembly and includes a turning portion; wherein,

When the sewage drainage and water filling assembly moves from the first position to the second position, the push rod acts on the flip portion to drive the cover opening assembly to drop from the initial position to the trigger position. When the cover opening assembly acts on the cover body to flip the cover body to open the box; when the sewage drainage and water filling assembly moves from the second position to the third position, the push rod and the The function between the turning parts is released, the lid opening assembly is maintained in the triggering position, and the water opening is connected with the box to pump out the water in the box and/or into the box. Fill with water.
The lifting device according to claim 1, wherein the box body at least includes a first sewage tank and a first clean water tank, the water opening at least includes a water filling port and a sewage discharge port, and the cover body is used to jointly The first sewage tank and the first clean water tank are covered. When the sewage discharge and water filling assembly moves from the second position to the third position, the water filling port is connected to the first clean water tank, and the sewage discharge port is connected to the first clean water tank. The first sewage tank is connected.
The lifting device according to claim 2, wherein the cover opening assembly further includes a trigger assembly, and when the cover opening assembly moves to the trigger position driven by the sewage discharge and water filling assembly, the trigger assembly The assembly acts on the flipping part to flip the flipping part in the first direction and separate from the push rod, so that when the sewage drainage and water filling assembly moves from the second position to the third position, the The lid opening assembly can be maintained in the triggering position.
The lifting device according to claim 3, wherein the sewage drainage and water filling assembly further includes a supporting member, and the cover opening assembly includes a protrusion corresponding to the supporting member. When the sewage drainage and water filling assembly is formed by When the second position rises to the first position, the supporting member acts on the bump to drive the lid opening assembly to move from the triggering position back to the initial position.
The lifting device according to claim 1, characterized in that the lifting device further includes a control board and an induction component, the induction component and the power component are both electrically connected to the control board, the induction component at least includes A first sensor, a second sensor and a third sensor, the first sensor is used to sense that the sewage drainage and water filling assembly is in the first position, the second sensor is used to sense that the cover opening assembly is in the triggering position, so The third sensor is used to sense that the sewage drainage and water filling component is in a third position, and the control panel is configured to receive the position signal detected by the sensing component and send the position signal to the power component.
The lifting device according to claim 4, wherein the cover opening assembly further includes a cover opening body, the flipping part includes an elastic member and a flipping plate pivotally connected to the cover opening body, the elastic member Used to apply a force to the flip plate to flip it in a second direction opposite to the first direction.
The lifting device according to claim 6, wherein the trigger assembly includes a trigger body for acting on the first end of the flip plate, the second end of the flip plate has a hook, and the trigger The body has a notch, and after the turning portion is turned over in the first direction, the hook extends into the notch; wherein the second end is the end where the turning plate interacts with the push rod. The first end is an end opposite to the second end.
The lifting device according to claim 7, wherein the sewage discharge and water filling assembly includes a sewage discharge chamber and a water filling chamber with upper and lower ends respectively open, and the lower end of the sewage discharge chamber is open to form the sewage discharge port, The lower end of the water injection chamber is open to form the water injection port, and the push rod and the supporting member are arranged on the outer wall of the sewage chamber or the water injection chamber.
The lifting device according to claim 8, wherein the lid-opening body further includes a first through-cavity, and the triggering body further has a second through-cavity connected to the first through-cavity. When the sewage discharge When the water injection assembly is switched between the second position and the third position, the sewage drainage and water injection assembly passes through the first through-cavity and the second through-cavity, so that the water injection port of the sewage drainage and water-injection assembly is in contact with the The first clean water tank is connected, and the sewage outlet is connected with the first sewage tank.
A cleaning equipment, characterized in that it includes the lifting device according to any one of claims 1 to 9, and also includes a movable cleaning body and a fixed body, the lifting device is provided on the fixed body and is located on the fixed body. Use the activities described above to clean the top of the machine.
The cleaning equipment according to claim 10, wherein the movable cleaning body includes a first sewage tank, a first clean water tank and a cover for covering the first sewage tank and the first clean water tank, so The fixed body includes a second sewage tank, a second clean water tank, a first pump body and a second pump body. When the sewage drainage and water filling assembly is in the third position, the second sewage tank communicates with the sewage discharge port through the sewage outlet. The first sewage tank is connected to the first sewage tank, the second clean water tank is connected to the first clean water tank through the water injection port, and the first pump body is used to pump the sewage in the first sewage tank to the second clean water tank. In the sewage tank, the second pump body is used to pump the clean water in the second clean water tank to the first clean water tank.