CN219796231U - Water inlet valve and cleaning robot - Google Patents
Water inlet valve and cleaning robot Download PDFInfo
- Publication number
- CN219796231U CN219796231U CN202320879262.4U CN202320879262U CN219796231U CN 219796231 U CN219796231 U CN 219796231U CN 202320879262 U CN202320879262 U CN 202320879262U CN 219796231 U CN219796231 U CN 219796231U
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- set forth
- wall
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000004140 cleaning Methods 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 115
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000004323 axial length Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 description 5
- 230000013011 mating Effects 0.000 description 4
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model provides a water inlet valve and a cleaning robot, wherein the water inlet valve comprises: the cylinder shell, the valve main body and the sealing sleeve are installed; the installation shell comprises a cylindrical sealing part and a clamping part, wherein the cylindrical sealing part is fixed in the valve installation hole in a sealing way, the axial length of the cylindrical sealing part is greater than that of the valve installation hole, the clamping part is arranged at one end of the cylindrical sealing part facing the inside of the water tank, the outer wall of the valve body is provided with a matching part, the valve body penetrates into the cylindrical sealing part and is clamped in the clamping part through the matching part, and the sealing sleeve is sleeved on the periphery of the valve body and is in interference fit with the inner wall of the cylindrical sealing part. The water inlet valve provided by the utility model has a better sealing effect, and the valve main body is clamped and fixed on the mounting cylinder shell, so that the connection is firm, the sealing sleeve is not damaged, the damage rate of parts can be reduced, and the valve main body is convenient to detach.
Description
Technical Field
The utility model relates to the technical field of cleaning robots, in particular to a water inlet valve and a cleaning robot.
Background
The cleaning robot mainly performs sanitary cleaning, washing and other works, and is generally provided with a water tank for containing clean water, a water inlet valve is arranged on the water tank, and when the water quantity is insufficient, the cleaning robot automatically returns to a water supplementing position (such as a base station) to supplement water through a water inlet valve butt joint water supplementing joint.
The existing water tank is provided with a valve mounting hole, the water inlet valve is arranged in the valve mounting hole and is in sealing connection with the valve mounting hole through sealing components such as a sealing sleeve, however, as the axial length of the valve mounting hole (or the wall thickness of a formed hole site) is too small, the clamping effective distance between the sealing sleeve and the valve mounting hole is limited, only part of the sealing sleeve is in contact with the valve mounting hole, water leakage is easy to occur, the edge of the valve mounting hole is sharp, and the sealing sleeve is easy to damage and leak due to long-time extrusion contact with the sealing sleeve.
Disclosure of Invention
The utility model aims to provide a water inlet valve and a cleaning robot, which are used for solving the defects and shortcomings in the prior art.
The utility model relates to a water inlet valve which is used for a cleaning robot, the cleaning robot comprises a water tank, a valve mounting hole is arranged on the water tank, and the water inlet valve comprises:
the cylinder shell, the valve main body and the sealing sleeve are installed;
the installation shell comprises a cylindrical sealing part and a clamping part, wherein the cylindrical sealing part is fixed in the valve installation hole in a sealing way, the axial length of the cylindrical sealing part is greater than that of the valve installation hole, the clamping part is arranged at one end of the cylindrical sealing part facing the inside of the water tank, the outer wall of the valve body is provided with a matching part, the valve body penetrates into the cylindrical sealing part and is clamped in the clamping part through the matching part, and the sealing sleeve is sleeved on the periphery of the valve body and is in interference fit with the inner wall of the cylindrical sealing part.
The water inlet valve can be arranged on the valve mounting hole of the water tank through the mounting cylinder shell, so that the outer wall of the sealing sleeve can be completely attached to the inner wall of the cylindrical sealing part, the contact area of the sealing sleeve is increased, a better sealing effect can be achieved, the valve main body is clamped and fixed on the mounting cylinder shell, the connection is firm, the sealing sleeve cannot be damaged, the damage rate of parts can be reduced, and the valve main body is convenient to detach.
In a preferred or alternative embodiment, the snap-fit portion is a projection extending radially inwardly from an end of the cylindrical sealing portion, and the mating portion is a recess adapted to the projection.
In a preferred or alternative embodiment, the recess is provided with a guiding ramp on the side adjacent to the interior of the tank.
In a preferred or alternative embodiment, the sealing sleeves are axially spaced and abut against the inner wall of the cylindrical sealing portion.
In a preferred or alternative embodiment, the inner wall of the sealing sleeve is provided with a plurality of circles of second sealing rings in a surrounding mode, and the circles of second sealing rings are arranged at intervals along the axial direction of the sealing sleeve and are abutted against the valve main body.
In a preferred or alternative embodiment, the valve body includes a valve body, a valve core, an elastic member, an end cap, and a seal ring;
the valve body is provided with a runner with an outward opening, the runner comprises an inflow section and an outflow section which are communicated in sequence along a direction far away from the opening and coaxially arranged, the diameter of the inflow section is smaller than that of the outflow section, the outer wall of the valve body is provided with a water outlet hole and a matching part, the outflow section is communicated with the water tank through the water outlet hole, the valve core is movably arranged in the runner, the sealing ring is sleeved on the periphery of the valve core, and the valve core is in interference fit with the inflow section through the sealing ring and is in clearance fit with the outflow section;
the elastic piece is arranged in the flow channel and used for providing elastic force for the valve core to move towards the opening, the end cover is arranged at the opening and used for stopping the valve core, and the sealing sleeve is sleeved on the periphery of the end cover.
In a preferred or alternative embodiment, the inflow and outflow sections are joined by a chamfer.
In a preferred or alternative embodiment, the valve element is provided with a guide post, the valve body is provided with a guide hole, and the guide post is inserted into the guide hole to guide the valve element to move along the flow channel.
In a preferred or alternative embodiment, the elastic member is a spring, and the spring is sleeved on the guide post, and two ends of the spring are respectively abutted against the valve core and the valve body.
The utility model relates to a cleaning robot, which comprises the water inlet valve.
For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.
Drawings
FIG. 1 is a schematic view of a water inlet valve and a water tank in an embodiment of the utility model;
FIG. 2 is a schematic view of the structure of a water inlet valve and a water tank in an embodiment of the utility model;
FIG. 3 is a schematic view of the structure of a water inlet valve and a water tank in an embodiment of the utility model;
FIG. 4 is a schematic cross-sectional view of an end cap according to an embodiment of the present utility model;
reference numerals:
1. a water tank; 11. a valve mounting hole; 2. installing a cartridge housing; 21. a cylindrical sealing part; 22. a clamping part; 3. a valve body; 301. a mating portion; 302. a guide slope; 31. a valve body; 310. an opening; 311. a flow passage; 312. an inflow section; 313. an outflow section; 314. a water outlet hole; 315. chamfering; 316. a guide hole; 32. a valve core; 321. a guide post; 33. an elastic member; 34. an end cap; 341. a cylindrical mounting portion; 342. a ring-shaped retaining portion; 35. a seal ring; 4. sealing sleeve; 41. a first seal ring; 42. and a second seal ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is to be understood that in the description of the present utility model, the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, i.e., features defining "first," "second," may explicitly or implicitly include one or more such features. Furthermore, unless otherwise indicated, the meaning of "a plurality" is two or more.
It should be noted that, in the description of the present utility model, unless explicitly specified and defined otherwise, the terms "disposed," "connected," and "hollow" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, an embodiment of the present utility model provides a water inlet valve for a cleaning robot, the cleaning robot includes a water tank 1, a valve mounting hole 11 is provided on the water tank 1, the water inlet valve of the embodiment includes: cartridge housing 2, valve body 3 and sealing sleeve 4 are installed.
The installation shell 2 comprises a cylindrical sealing part 21 and a clamping part 22, wherein the cylindrical sealing part 21 is fixed in the valve mounting hole 11 in a sealing way, the axial length of the cylindrical sealing part 21 is larger than that of the valve mounting hole 11, the cylindrical sealing part 21 of the installation shell 2 can be fixed with the valve mounting hole 11 in a sealing way through smearing sealing glue or hot melting, and the clamping part 22 is arranged at one end of the cylindrical sealing part 21 facing the inside of the water tank 1.
The outer wall of valve main part 3 is provided with cooperation portion 301, and valve main part 3 penetrates in the tube-shape sealing portion 21 to through cooperation portion 301 joint in joint portion 22, when valve main part 3 and external connection butt joint, valve main part 3 is in the open condition, can realize the water feeding of water tank 1, and when not butt joint, valve main part 3 is in the closed condition, prevents the water discharge of water tank 1.
The sealing sleeve 4 is sleeved on the periphery of the valve main body 3 and is in interference fit with the inner wall of the cylindrical sealing part 21, so that the sealing between the valve main body 3 and the cylindrical sealing part 21 is realized, and water leakage is avoided.
According to the technical scheme, the water inlet valve can be arranged on the valve mounting hole 11 of the water tank 1 through the mounting cylinder shell 2, wherein the cylindrical sealing part 21 of the mounting cylinder shell 2 is in interference fit with the sealing sleeve 4 sleeved on the valve main body 3, the axial length of the cylindrical sealing part 21 can be designed to be longer than that of the valve mounting hole 11, the outer wall of the sealing sleeve 4 can be completely attached to the inner wall of the cylindrical sealing part 21, the contact area of the sealing sleeve 4 is increased, a better sealing effect can be achieved, the valve main body 3 is clamped and fixed on the mounting cylinder shell 2, the sealing sleeve and the valve mounting hole are not required to be fixed in a friction mode in the prior art, the sealing sleeve 4 is not damaged, the component damage rate can be reduced, and the valve main body 3 is convenient to detach.
Preferably, in this embodiment, the clamping portion 22 is a protrusion extending radially inward from an end of the cylindrical sealing portion 21, the mating portion 301 is a groove adapted to the protrusion, and the protrusion is clamped in the groove to achieve a good fixing effect, specifically, the protrusion is an annular protrusion, and the groove is an annular groove. Of course, in other embodiments, the engaging portion 22 may also have a groove-like structure, and the mating portion 301 may also have a protruding structure adapted to the engaging portion 22.
Preferably, in this embodiment, a guiding inclined plane 302 is disposed on a side of the groove near the inside of the water tank 1, the guiding inclined plane 302 is disposed to facilitate the installation of the valve body 3, and the protrusion can slide along the guiding inclined plane 302 to be clamped into the groove during the process of installing the valve body 3 into the cylindrical sealing portion 21, so that the force applied during the installation can be reduced, and the installation is convenient for the user.
In order to improve the sealing effect between the sealing sleeve 4 and the cylindrical sealing portion 21, preferably, the outer wall of the sealing sleeve 4 in this embodiment is provided with a plurality of rings of first sealing rings 41 in a surrounding manner, and the plurality of rings of first sealing rings 41 are disposed at intervals along the axial direction of the sealing sleeve 4 and abut against the inner wall of the cylindrical sealing portion 21. Similarly, in order to improve the sealing effect between the sealing sleeve 4 and the valve body 3, a plurality of circles of second sealing rings 42 are arranged around the inner wall of the sealing sleeve 4, and the circles of second sealing rings 42 are arranged at intervals along the axial direction of the sealing sleeve 4 and are abutted against the valve body 3.
In order to provide a valve body 3 with better sealing performance and more durability, the valve body 3 preferably includes a valve body 31, a valve core 32, an elastic member 33, an end cover 34, and a sealing ring 35 as shown in fig. 2 and 3.
As shown in fig. 3, the valve body 31 is formed with a flow passage 311 with an opening 310 facing outward, the flow passage 311 includes an inflow section 312 and an outflow section 313 which are sequentially communicated and coaxially arranged along a direction away from the opening 310, the diameter of the inflow section 312 is smaller than that of the outflow section 313, the outer wall of the valve body 31 is provided with a water outlet 314 and a fitting portion 301, the outflow section 313 is communicated with the water tank 1 through the water outlet 314, the valve core 32 is movably arranged in the flow passage 311, the sealing ring 35 is sleeved on the periphery of the valve core 32, the valve core 32 is in interference fit with the inflow section 312 through the sealing ring 35, and is in clearance fit with the outflow section 313.
The elastic member 33 is disposed in the flow channel 311, and is used for providing an elastic force for moving the valve core 32 towards the opening 310, the end cover 34 is mounted at the opening 310, and is used for stopping the valve core 32, and the sealing sleeve 4 is sleeved on the outer periphery of the end cover 34.
As can be seen from the above-mentioned scheme, the sealing ring 35 is sleeved on the outer periphery of the valve core 32 and can move along with the valve core 32, when the part of the valve core 32 provided with the sealing ring 35 is located at the inflow section 312, the sealing ring 35 is in interference fit with the inflow section 312, so as to achieve a good sealing effect, and the valve main body 3 is in a closed state (the state in this time can refer to fig. 2); when the portion of the valve body 32 provided with the seal ring 35 is in the outflow section 313, the seal ring 35 is in clearance fit with the outflow section 313, and the valve body 3 is in an open state (this state may refer to fig. 3), at this time, external water may enter the inflow section 312 from the opening 310, and enter the outflow section 313 from a gap between the outflow section 313 and the seal ring 35, and finally flow into the water tank 1 from the water outlet 314.
When in use, the butt joint penetrates through the end cover 34 to abut against the valve core 32, so that the part of the valve core 32 provided with the sealing ring 35 moves from the inflow section 312 to the outflow section 313, water inflow is realized, and when the butt joint loosens the valve core 32, the valve core 32 can be reset under the action of the elastic force of the elastic piece 33, and returns to the opening 310 to be abutted against by the end cover 34. The valve main body 3 of the embodiment of the utility model has reasonable structural design and can effectively avoid the problem of water leakage.
As shown in fig. 4, the end cover 34 includes a cylindrical mounting portion 341 and an annular retaining portion 342 that are integrally disposed, the cylindrical mounting portion 341 is sleeved on the outer periphery of the valve body 31, the sealing sleeve 4 is sleeved on the outer periphery of the cylindrical mounting portion 341, and the annular retaining portion 342 is located at the opening 310 of the valve body 31 to stop the valve core 32.
Preferably, in this embodiment, the inflow segment 312 and the outflow segment 313 are joined by a chamfer 315, which smoothes the transition between the inflow segment 312 and the outflow segment 313, avoiding damage to the seal ring 35.
In order to make the movement of the valve core 32 in the flow channel 311 smooth, it is preferable that a guide post 321 is provided on the valve core 32, a guide hole 316 is provided on the valve body 31, the guide post 321 is inserted into the guide hole 316 to guide the movement of the valve core 32 along the flow channel 311, wherein the guide post 321 and the guide hole 316 are both coaxially provided with the flow channel 311, the guide hole 316 is provided at one end of the valve body 31 opposite to the opening 310, and the guide post 321 is provided at one side of the valve core 32 facing away from the opening 310.
The elastic member 33 is a spring, and the spring is sleeved on the guide post 321 and both ends thereof are respectively abutted against the valve core 32 and the valve body 31, so that the spring can be compressed to store the elastic force when the valve core 32 moves from the inflow section 312 to the outflow section 313. Wherein, the valve body 31 and the valve core 32 are provided with fixing grooves for assisting in fixing the ends of the springs, so that the springs are more firmly installed.
The embodiment of the utility model also provides a cleaning robot, which comprises the water inlet valve and the water tank 1 of the embodiment, wherein the water tank 1 is provided with a valve mounting hole 11, and the cylindrical sealing part 21 is sealed and fixed in the valve mounting hole 11. The cleaning robot provided by the embodiment of the utility model has the beneficial effects of good sealing performance, low damage rate, convenience in disassembly and the like because the water inlet valve is applied.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (10)
1. A water inlet valve for a cleaning robot, the cleaning robot comprising a water tank provided with a valve mounting hole, the water inlet valve comprising:
the cylinder shell, the valve main body and the sealing sleeve are installed;
the installation shell comprises a cylindrical sealing part and a clamping part, wherein the cylindrical sealing part is fixed in the valve installation hole in a sealing way, the axial length of the cylindrical sealing part is greater than that of the valve installation hole, the clamping part is arranged at one end of the cylindrical sealing part facing the inside of the water tank, the outer wall of the valve body is provided with a matching part, the valve body penetrates into the cylindrical sealing part and is clamped in the clamping part through the matching part, and the sealing sleeve is sleeved on the periphery of the valve body and is in interference fit with the inner wall of the cylindrical sealing part.
2. The fill valve as set forth in claim 1 wherein:
the clamping part is a protrusion extending radially inwards from the end part of the cylindrical sealing part, and the matching part is a groove matched with the protrusion.
3. The fill valve as set forth in claim 2 wherein:
and a guiding inclined plane is arranged on one side of the groove close to the inside of the water tank.
4. The fill valve as set forth in claim 1 wherein:
the outer wall of seal cover encircles and is provided with the first sealing ring of multiturn, multiturn first sealing ring follows the axial interval setting of seal cover, and with the inner wall butt of tube-shape sealing part.
5. The fill valve as set forth in claim 4, wherein:
the inner wall of seal cover encircles and is provided with the multiturn second sealing ring, multiturn the second sealing ring is followed the axial interval setting of seal cover, and with the valve main part butt.
6. The fill valve as set forth in any one of claims 1-5 wherein:
the valve body comprises a valve body, a valve core, an elastic piece, an end cover and a sealing ring;
the valve body is provided with a runner with an outward opening, the runner comprises an inflow section and an outflow section which are communicated in sequence along a direction far away from the opening and coaxially arranged, the diameter of the inflow section is smaller than that of the outflow section, the outer wall of the valve body is provided with a water outlet hole and a matching part, the outflow section is communicated with the water tank through the water outlet hole, the valve core is movably arranged in the runner, the sealing ring is sleeved on the periphery of the valve core, and the valve core is in interference fit with the inflow section through the sealing ring and is in clearance fit with the outflow section;
the elastic piece is arranged in the flow channel and used for providing elastic force for the valve core to move towards the opening, the end cover is arranged at the opening and used for stopping the valve core, and the sealing sleeve is sleeved on the periphery of the end cover.
7. The fill valve as set forth in claim 6, wherein:
the inflow section and the outflow section are connected through a chamfer.
8. The fill valve as set forth in claim 6, wherein:
the valve core is provided with a guide post, the valve body is provided with a guide hole, and the guide post is inserted into the guide hole to guide the valve core to move along the flow channel.
9. The fill valve as set forth in claim 8 wherein:
the elastic piece is a spring, the spring is sleeved on the guide post, and two ends of the spring are respectively abutted to the valve core and the valve body.
10. A cleaning robot, comprising:
the fill valve as set forth in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320879262.4U CN219796231U (en) | 2023-04-18 | 2023-04-18 | Water inlet valve and cleaning robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320879262.4U CN219796231U (en) | 2023-04-18 | 2023-04-18 | Water inlet valve and cleaning robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796231U true CN219796231U (en) | 2023-10-03 |
Family
ID=88184329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320879262.4U Active CN219796231U (en) | 2023-04-18 | 2023-04-18 | Water inlet valve and cleaning robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796231U (en) |
-
2023
- 2023-04-18 CN CN202320879262.4U patent/CN219796231U/en active Active
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| GR01 | Patent grant |