CN219557170U - Water injection device and robot sweeps floor - Google Patents
Water injection device and robot sweeps floor Download PDFInfo
- Publication number
- CN219557170U CN219557170U CN202320164021.1U CN202320164021U CN219557170U CN 219557170 U CN219557170 U CN 219557170U CN 202320164021 U CN202320164021 U CN 202320164021U CN 219557170 U CN219557170 U CN 219557170U
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- water injection
- injection device
- water
- ring part
- sealing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a water injection device and a sweeping robot. The base is provided with a containing cavity, and a guide groove is arranged in the bottom wall of the containing cavity; the water injection assembly comprises a water injection pipe and a sealing joint, the water injection pipe is arranged in the guide groove in a sliding manner, a water inlet joint is arranged on the side wall of the water injection pipe, one end of the water injection pipe extends out of the accommodating cavity and is connected with the sealing joint, the sealing joint comprises a first ring part and a second ring part which are sequentially arranged along the direction far away from the base, the diameter of the first ring part is larger than that of the second ring part, a first sealing ring is arranged on the end face, close to the second ring part, of the first ring part, a plurality of second sealing rings are arranged on the peripheral wall of the second ring part, and a water outlet of the second ring part is communicated with the water injection pipe; the driving mechanism is connected to the base and is used for driving the water injection pipe to move along the guide groove. According to the water injection device provided by the embodiment of the first aspect of the utility model, the tightness of the water injection device when the water injection device is in butt joint with the sweeping robot can be improved, and water leakage is avoided.
Description
Technical Field
The utility model relates to the technical field of sweeping robots, in particular to a water injection device and a sweeping robot.
Background
The floor sweeping robot, also called automatic sweeping machine, intelligent dust collector, robot dust collector, etc., is one kind of intelligent household appliance and can complete floor cleaning automatically inside room with certain artificial intelligence. Generally, the brushing and vacuum modes are adopted, and the ground sundries are firstly absorbed into the garbage storage box of the ground, so that the function of cleaning the ground is completed.
At present, a floor sweeping robot with a water tank exists in the market, dust collection and wiping operation can be carried out on the ground, and automatic water injection can be carried out after the floor sweeping robot returns to a base station, but the water injection device of the base station is poor in sealing performance of butt joint with a water injection port of the floor sweeping robot, water leakage is easy to occur, and a plurality of inconveniences are brought to a user.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the water injection device which can improve the tightness when being in butt joint with the water injection port of the sweeping robot and prevent the water leakage phenomenon.
In a second aspect, the utility model further provides a sweeping robot applying the water injection device.
According to a first aspect, the present utility model provides a water injection device, comprising: the base is provided with a containing cavity, and a guide groove is formed in the bottom wall of the containing cavity; the water injection assembly comprises a water injection pipe and a sealing joint, wherein the water injection pipe is arranged on the guide groove in a sliding manner, a water inlet joint is arranged on the side wall of the water injection pipe, a strip-shaped through groove parallel to the guide groove is formed in the base, the water inlet joint penetrates through the strip-shaped through groove, one end of the water injection pipe extends out of the accommodating cavity and is connected with the sealing joint, the sealing joint comprises a first ring part and a second ring part which are sequentially arranged along the direction away from the base, the diameter of the first ring part is larger than that of the second ring part, a first sealing ring is arranged on the end face, close to the second ring part, of the first ring part, a plurality of second sealing rings are arranged on the peripheral wall of the second ring part, and the water outlet of the second ring part is communicated with the water injection pipe; the driving mechanism is connected to the base and used for driving the water injection pipe to move along the guide groove.
The water injection device according to the embodiment of the utility model has at least the following beneficial effects:
the water injection device is installed inside the basic station of robot of sweeping floor and connects the water tank through the water inlet joint, after the machine body returns to the basic station of sweeping floor, water injection device passes through actuating mechanism drive water injection pipe and removes for sealing joint stretches out from the basic station is inside, the machine body of sweeping floor is provided with the water receiving piece of connecting the water catch bowl, the butt joint is realized to the water receiving mouth that the water receiving piece was inserted to the second ring portion, then water injection device pours into the water collecting box with the water of water tank through the water receiving piece, the effect of sealed water receiving mouth is played to the second sealing ring, first ring portion can with water receiving piece butt, thereby avoid the damage of water receiving piece that excessive movement of first ring portion leads to, simultaneously, hug closely with the water receiving piece and the first sealing ring of encircleing the water receiving mouth can further improve sealed effect.
According to some embodiments of the utility model, the sealing joint is made of flexible material, and the sealing joint further comprises a sleeve sleeved at one end of the water injection pipe.
According to some embodiments of the utility model, the water injection pipe comprises a first pipe section and a second pipe section, the diameter of the first pipe section is larger than that of the second pipe section, the first pipe section is arranged in the guide groove in a sliding mode, a plurality of convex rings are arranged on the peripheral wall of the second pipe section, the sleeve wraps the second pipe section, and the outer diameter of the convex rings is larger than the inner diameter of the sleeve.
According to some embodiments of the utility model, the outer wall of the base is provided with a first limiting portion, and the first ring portion can abut against the first limiting portion.
According to some embodiments of the utility model, a through hole is arranged at one end of the first pipe section away from the second pipe section, a sealing plug fixing piece is arranged in the through hole, and a sealing gasket is arranged between the sealing plug fixing piece and the first pipe section.
According to some embodiments of the utility model, the outer peripheral wall of the first tube section is provided with a plurality of elongated ribs extending in an axial direction.
According to some embodiments of the utility model, the driving mechanism comprises a gear and a motor, the gear is arranged in the accommodating cavity, the outer wall of the first pipe section is provided with a tooth part extending along the axial direction, the gear is meshed with the tooth part, the motor is arranged on the base, and an output shaft of the motor is connected with the gear.
According to some embodiments of the utility model, the driving mechanism further comprises a controller, a first micro switch and a second micro switch which are respectively arranged at two ends of the strip-shaped through groove, the motor, the first micro switch and the second micro switch are all electrically connected with the controller, and the water inlet connector can contact with a contact of the first micro switch or a contact of the second micro switch.
According to some embodiments of the utility model, the base comprises a box body and an end cover, the end cover is detachably fixedly connected with the box body, the end cover can cover or open the box body, the end cover and the box body are surrounded with the containing cavity, and the strip-shaped through groove is formed in the end cover.
According to a second aspect, the utility model provides a sweeping robot, which comprises the water injection device of any embodiment of the first aspect.
The sweeping robot according to the embodiment of the utility model has at least the following beneficial effects:
the water injection device is installed inside the basic station of robot of sweeping floor and connects the water tank through the water inlet joint, after the machine body returns to the basic station of sweeping floor, water injection device passes through actuating mechanism drive water injection pipe and removes for sealing joint stretches out from the basic station is inside, the machine body of sweeping floor is provided with the water receiving piece of connecting the water catch bowl, the butt joint is realized to the water receiving mouth that the water receiving piece was inserted to the second ring portion, then water injection device pours into the water collecting box with the water of water tank through the water receiving piece, the effect of sealed water receiving mouth is played to the second sealing ring, first ring portion can with water receiving piece butt, thereby avoid the damage of water receiving piece that excessive movement of first ring portion leads to, simultaneously, hug closely with the water receiving piece and the first sealing ring of encircleing the water receiving mouth can further improve sealed effect.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of a water injection device according to some embodiments of the present utility model;
FIG. 2 is a schematic view of another orientation of a water injection device according to some embodiments of the present utility model;
FIG. 3 is a schematic view of a partial structure of a water injection device according to some embodiments of the present utility model;
FIG. 4 is another partial schematic view of a water injection device according to some embodiments of the present utility model;
fig. 5 is a cross-sectional view of a water injection device according to some embodiments of the present utility model in abutment with a water receiving member.
Wherein, the reference numerals:
a base 100; a strip-shaped through groove 110; a first limiting portion 120; a case 130; an end cap 140;
a receiving chamber 200; a guide groove 210;
a water injection pipe 300; a water inlet joint 310; a first tube segment 320; an elongated rib 321; a tooth portion 322; a second tube segment 330; a second limiting portion 340; a gasket 350; a sealing plug holder 360;
sealing joint 400; a first ring portion 410; a first seal ring 411; a second ring portion 420; a second seal ring 421; a sleeve 430;
a driving mechanism 500; a gear 510; a motor 520; a first micro switch 530; a second micro switch 540;
a water receiving member 600; a water receiving port 610.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 3, a water injection device according to the present utility model includes a base 100, a water injection assembly, and a driving mechanism 500. The base 100 is provided with a receiving chamber 200, and a guide groove 210 is provided in the bottom wall of the receiving chamber 200; the water injection assembly comprises a water injection pipe 300 and a sealing joint 400, wherein the water injection pipe 300 is arranged on a guide groove 210 in a sliding manner, a water inlet joint 310 is arranged on the side wall of the water injection pipe 300, a strip-shaped through groove 110 parallel to the guide groove 210 is arranged on a base 100, the water inlet joint 310 penetrates through the strip-shaped through groove 110, one end of the water injection pipe 300 extends out of a containing cavity 200 and is connected with the sealing joint 400, the sealing joint 400 comprises a first ring part 410 and a second ring part 420 which are sequentially arranged along the direction far away from the base 100, the diameter of the first ring part 410 is larger than that of the second ring part 420, a first sealing ring 411 is arranged on the end face, close to the second ring part 420, of the first ring part 410, a plurality of second sealing rings 421 are arranged on the peripheral wall of the second ring part 420, and a water outlet of the second ring part 420 is communicated with the water injection pipe 300; the driving mechanism 500 is connected to the base 100, and the driving mechanism 500 is used for driving the water injection pipe 300 to move along the guide groove 210.
Referring to fig. 5, it can be understood that the robot for sweeping the floor includes a body of the floor sweeping machine and a base station for charging and injecting water for the body of the floor sweeping machine, the water injecting device is installed inside the base station and connected to the water tank through the water inlet connector 310, the inside of the body of the floor sweeping machine is provided with a water collecting box and a water receiving piece 600 connected to the water collecting box, and a water receiving port 610 of the water receiving piece 600 is provided at a housing of the body of the floor sweeping machine. After the sweeper body returns to the base station, the water injection device drives the water injection pipe 300 to move through the driving mechanism 500, so that the sealing joint 400 stretches out and drives the second ring part 420 to be inserted into the water receiving port 610 of the water receiving piece 600 to realize butt joint, then a water pump connected with a pipeline between the water injection device and the water tank is started, water in the water tank is injected into the water collecting box through the water receiving piece 600, and after water injection is completed, the water injection device can reset. The second sealing ring 421 plays a role of sealing the water receiving port 610, and the first ring portion 410 can be abutted against the water receiving member 600, so that damage to the water receiving member 600 caused by excessive movement of the first ring portion 410 is avoided, and meanwhile, the sealing effect can be further improved by the first sealing ring 411 which is tightly attached to the water receiving member 600 and surrounds the water receiving port 610. The automatic water injection process is controlled by a control module arranged in the base station.
In some embodiments, the water receiving member 600 is disposed on a side of the sweeper body, and the water injection device is disposed on a side of the sweeper body at the base station, so that the water injection device can inject water into the sweeper body along a left-right direction of the base station. Specifically, the base station is provided with the accommodation portion that is used for holding the machine body of sweeping the floor, and the accommodation portion has bottom, lateral part and top, and wherein, water injection device can the level setting in the lateral part, also can be with the horizontal direction slope area angle setting in the lateral part, perhaps set up in other positions, and no more detailed description is here. The lateral part of holding portion still is provided with the sensor, and the receiver sets up in the week side of sweeping the floor machine body, after sweeping the floor machine body and moving to holding portion, discerns after sensor and receiver cooperation that sweeping the floor machine body has reached the assigned position, the control module control water injection device operation of basic station and carry out the water injection to sweeping the floor machine body. In some embodiments, the sensor may be an infrared sensor, a camera or other sensor, and is not particularly limited herein.
In some embodiments, the base station is further provided with a detection module for monitoring the liquid condition inside the water tank, so that when the water tank is filled with water to the water collecting box, the detection module can monitor the liquid storage condition inside the water tank in real time, and the base station can be further provided with an alarm module which alarms when the detection module detects that the liquid in the water tank is insufficient, and accordingly timely reminds a user.
In some embodiments, the water collection box is provided with a detection unit for monitoring whether the water injection amount of the water injection device to the water collection box reaches a threshold value, so that the water injection device can stop water injection in time.
Referring to fig. 4 and 5, according to some embodiments of the present utility model, the sealing joint 400 is made of a flexible material, and the sealing joint 400 further includes a sleeve 430 that is sleeved on one end of the water injection pipe 300. The water injection pipe 300 comprises a first pipe section 320 and a second pipe section 330, wherein the diameter of the first pipe section 320 is larger than that of the second pipe section 330, the first pipe section 320 is slidably arranged in the guide groove 210, a plurality of convex rings are arranged on the peripheral wall of the second pipe section 330, the second pipe section 330 is wrapped by the sleeve 430, and the outer diameter of the convex rings is larger than the inner diameter of the sleeve 430. It can be appreciated that the flexible material of the sealing joint 400 may be rubber or silica gel, so as to improve the sealing effect, and avoid the damage of the water receiving member 600 caused by the collision between the sealing joint 400 and the water receiving member 600, and meanwhile, the sealing joint 400 is convenient to disassemble and assemble by sleeving one end of the water injection pipe 300, so that the sealing joint is convenient to replace, and the outer peripheral wall of the second pipe section 330 is provided with a plurality of convex rings with the outer diameter larger than the inner diameter of the sleeve 430, so that the sleeve 430 can wrap the second pipe section 330 more tightly due to the elasticity of the sleeve 430 when the sleeve is sleeved on the second pipe section 330. In some embodiments, the outer peripheral wall of the second pipe section 330 is further provided with an annular second limiting portion 340, the second limiting portion 340 is located at a connection portion between the first pipe section 320 and the second pipe section 330, and the outer diameter of the second limiting portion 340 is larger than that of the convex ring, so as to position the end position of the sleeve 430 when the sleeve 430 is sleeved on the second pipe section 330, and ensure that the installation position of the sleeve 430 is accurate.
Referring to fig. 1 to 3, it will be understood by those skilled in the art that the base 100 of the water injection device is disposed inside a base station, the inner wall of the base station located in the accommodating portion is provided with a through hole, the second pipe section 330 is threaded through the through hole, so that the sealing joint 400 can be located in the accommodating portion of the base station for standby, when the sweeper body enters the accommodating portion, the driving mechanism 500 drives the sealing joint 400 to complete docking and water injection with the sweeper body, in order to prevent external dust from entering the inside of the base station through the through hole through air flow, the dustproof rubber piece is disposed at the through hole, and can be tightly attached to the inner walls located at both sides of the through hole and can be tightly attached to the sleeve 430, but the dustproof rubber piece easily falls off during long-term use, so in some embodiments, the outer wall of the base 100 is provided with the first limiting portion 120, the first limiting portion 120 is an annular protrusion with an inner diameter larger than the outer diameter of the sleeve 430, and the first limiting portion 120 can directly abut against the dustproof rubber piece, thereby avoiding that the dustproof rubber piece falls off into the inside of the base station or the accommodating portion.
Referring to fig. 2-5, according to some embodiments of the present utility model, the end of the first tube segment 320 remote from the second tube segment 330 is provided with a through hole in which a sealing plug holder 360 is installed, and a gasket 350 is provided between the sealing plug holder 360 and the first tube segment 320. It will be appreciated that, in order to facilitate the casting of the water injection pipe 300, the first pipe section 320 is provided with a through hole, so as to prevent the liquid from flowing out of the through hole, the sealing plug fixing member 360 is installed in the through hole, and the sealing gasket 350 is provided between the sealing plug fixing member 360 and the first pipe section 320, so that sealing is achieved, the sealing plug fixing member 360 is used for fixing the sealing gasket 350, and the assembly and the disassembly are simple and convenient, so that the subsequent replacement is convenient.
Referring to fig. 4, according to some embodiments of the present utility model, the outer circumferential wall of the first pipe section 320 is provided with a plurality of elongated protrusions 321 extending in the axial direction, thereby reducing friction between the first pipe section 320 and the guide groove 210 by avoiding large-area contact between the first pipe section 320 and the guide groove 210.
Referring to fig. 1 to 5, according to some embodiments of the present utility model, a base 100 includes a case 130 and an end cap 140, the end cap 140 is detachably fixed to the case 130, the end cap 140 can cover or open the case 130, the end cap 140 and the case 130 enclose a receiving cavity 200, and a bar-shaped through slot 110 is provided in the end cap 140. In some embodiments, the end cap 140 and the cartridge 130 are secured by snap-fit and snap-fit grooves, allowing for easy disassembly by a user when maintenance and replacement of the internal components of the water injection device is required.
Referring to fig. 1, 2, 4 and 5, according to some embodiments of the present utility model, the driving mechanism 500 includes a gear 510 and a motor 520, the gear 510 is mounted on the inner side of the case 130, the outer wall of the first pipe section 320 is provided with a tooth portion 322 extending in an axial direction, the gear 510 is engaged with the tooth portion 322, the motor 520 is mounted on the outer side of the end cover 140, and an output shaft of the motor 520 passes through the end cover 140 and is connected with the gear 510, so that the gear 510 can be driven to rotate, thereby driving the first pipe section 320 to move along the guide groove 210.
Referring to fig. 1, 2 and 5, according to some embodiments of the present utility model, the driving mechanism 500 further includes a controller, and a first micro switch 530 and a second micro switch 540 respectively disposed at both ends of the bar-shaped through slot 110, the controller is electrically connected to a control module of the base station, and the motor 520, the first micro switch 530 and the second micro switch 540 are electrically connected to the controller, and the water inlet connector 310 can contact a contact of the first micro switch 530 or a contact of the second micro switch 540. It can be appreciated that the first micro switch 530 and the second micro switch 540 are used for in-place detection of the water inlet connector 310, when the motor 520 rotates forward to make the first pipe section 320 move towards the outside of the base 100, the first pipe section 320 drives the water inlet connector 310 to move along the strip-shaped through slot 110, when the water inlet connector 310 moves to the position of the first micro switch 530 and contacts with the contact of the first micro switch 530, the first micro switch 530 transmits a signal to the controller, and then the controller controls the motor 520 to stop rotating. Similarly, when the motor 520 is reversed such that the first pipe section 320 is retracted, and the water inlet connector 310 moves to the position of the second micro switch 540 and contacts the contact of the second micro switch 540, the second micro switch 540 transmits a signal to the controller, and the controller controls the motor 520 to stop rotating, so that the water inlet connector 310 can be prevented from being collided due to excessive movement, and damage to the water inlet connector 310 can be avoided.
In the embodiment of the present utility model, the connecting member may be a clip or a plate with other shapes, and the connecting manner may be a fastening manner, a screw fixing manner, or a welding manner, which will not be described herein.
According to the sweeping robot provided by the utility model, the water injection device comprises any one of the embodiments, and the sweeping robot adopts all the technical schemes, so that the sweeping robot has the same beneficial effects and is not repeated herein.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. A water injection device, comprising:
the base is provided with a containing cavity, and a guide groove is formed in the bottom wall of the containing cavity;
the water injection assembly comprises a water injection pipe and a sealing joint, wherein the water injection pipe is arranged on the guide groove in a sliding manner, a water inlet joint is arranged on the side wall of the water injection pipe, a strip-shaped through groove parallel to the guide groove is formed in the base, the water inlet joint penetrates through the strip-shaped through groove, one end of the water injection pipe extends out of the accommodating cavity and is connected with the sealing joint, the sealing joint comprises a first ring part and a second ring part which are sequentially arranged along the direction away from the base, the diameter of the first ring part is larger than that of the second ring part, a first sealing ring is arranged on the end face, close to the second ring part, of the first ring part, a plurality of second sealing rings are arranged on the peripheral wall of the second ring part, and the water outlet of the second ring part is communicated with the water injection pipe;
the driving mechanism is connected to the base and used for driving the water injection pipe to move along the guide groove.
2. The water injection device of claim 1, wherein the sealing joint is made of flexible material, and further comprises a sleeve sleeved at one end of the water injection tube.
3. The water injection device of claim 2, wherein the water injection pipe comprises a first pipe section and a second pipe section, the first pipe section has a diameter larger than that of the second pipe section, the first pipe section is slidably arranged in the guide groove, a plurality of convex rings are arranged on the peripheral wall of the second pipe section, the sleeve wraps the second pipe section, and the outer diameter of the convex rings is larger than the inner diameter of the sleeve.
4. A water injection device according to claim 3, wherein the outer wall of the base is provided with a first limit portion, the first ring portion being able to abut the first limit portion.
5. A water injection device according to claim 3, wherein the end of the first tube section remote from the second tube section is provided with a through hole in which a sealing plug holder is arranged, a gasket being arranged between the sealing plug holder and the first tube section.
6. A water injection device according to claim 3, wherein the peripheral wall of the first tube section is provided with a plurality of elongate ribs extending in an axial direction.
7. A water injection device according to claim 3, wherein the drive mechanism comprises a gear and a motor, the gear is arranged in the accommodating cavity, the outer wall of the first pipe section is provided with teeth extending along the axial direction, the gear is meshed with the teeth, the motor is mounted on the base, and an output shaft of the motor is connected with the gear.
8. The water injection device of claim 7, wherein the driving mechanism further comprises a controller, a first micro switch and a second micro switch respectively arranged at two ends of the strip-shaped through groove, the motor, the first micro switch and the second micro switch are all electrically connected with the controller, and the water inlet connector can contact a contact of the first micro switch or a contact of the second micro switch.
9. The water injection device of claim 1, wherein the base comprises a box body and an end cover, the end cover is detachably and fixedly connected with the box body, the end cover can be used for covering or opening the box body, the end cover and the box body are surrounded with the containing cavity, and the strip-shaped through groove is formed in the end cover.
10. A sweeping robot comprising the water injection device of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320164021.1U CN219557170U (en) | 2023-01-19 | 2023-01-19 | Water injection device and robot sweeps floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320164021.1U CN219557170U (en) | 2023-01-19 | 2023-01-19 | Water injection device and robot sweeps floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219557170U true CN219557170U (en) | 2023-08-22 |
Family
ID=87670288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320164021.1U Active CN219557170U (en) | 2023-01-19 | 2023-01-19 | Water injection device and robot sweeps floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219557170U (en) |
-
2023
- 2023-01-19 CN CN202320164021.1U patent/CN219557170U/en active Active
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