CN208167877U - Lose heart water-spill-over protection device and intelligent cleaning sink - Google Patents
Lose heart water-spill-over protection device and intelligent cleaning sink Download PDFInfo
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- CN208167877U CN208167877U CN201820425989.4U CN201820425989U CN208167877U CN 208167877 U CN208167877 U CN 208167877U CN 201820425989 U CN201820425989 U CN 201820425989U CN 208167877 U CN208167877 U CN 208167877U
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- water
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- 238000004140 cleaning Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000007788 liquid Substances 0.000 claims abstract description 53
- 238000005192 partition Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 7
- 239000010425 asbestos Substances 0.000 claims description 5
- 229910052895 riebeckite Inorganic materials 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000007667 floating Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The discouraged water-spill-over protection device of the utility model and intelligent cleaning sink, are related to a kind of discouraged water-spill-over protection device, including：Case is overflowed, the discouraged port of case is overflowed in connection, the overflow tank of case is overflowed in connection and connects the liquid level sensor of overflow tank.The spill cavity for overflowing connector of the case equipped with the groove body inner cavity for being connected to intelligent cleaning sink and being connected to connector.Lose heart port connection spill cavity.Overflow tank has internal partition.The inside division of overflow tank is the first water overflow chamber and the second water overflow chamber by internal partition.The bottom end of internal partition is equipped with drain notch.Rout up hole in top of the side wall top of overflow tank equipped with connection spill cavity.Overflow tank also has the spilling port of the bottom end of the second water overflow chamber of connection.Liquid level sensor is set in overflow tank.Meanwhile also providing a kind of intelligent cleaning sink comprising the water-spill-over protection device that loses heart.The beneficial effects of the utility model are：In the same device, while realizing spilling water protection and protection of losing heart, and structure is simple, can protect the normal operation of intelligent cleaning sink.
Description
Technical field
The utility model relates to household electrical appliances design fields, more particularly to a kind of discouraged water-spill-over protection device and a kind of packet
Intelligent cleaning sink containing the water-spill-over protection device that loses heart.
Background technique
With the development of science and technology, smart home starts to be dissolved into daily life.Wherein, intelligent cleaning sink is
A kind of equipment that can clean automatically tableware is equipped with the groove body for cleaning tableware, and is additionally provided with for controlling the groove body
The PCB main board of work is to realize the automated job of groove body.Groove body at work, can generate a large amount of steam, with the product of steam
Tired, the chamber pressure of groove body increases, and is easy to jeopardize the normal operation of equipment.In addition, when groove body is intake or is worked, if groove body
Interior liquid level is excessively high, is unfavorable for the normal operation of equipment.
Utility model content
Based on this, the utility model provides a kind of discouraged water-spill-over protection device and realizes simultaneously in the same device
Spilling water protection and protection of losing heart, and structure is simple, can protect the normal operation of intelligent cleaning sink.
A kind of discouraged water-spill-over protection device, including：
Overflow case；Overflow case be equipped with for be connected to intelligent cleaning sink groove body inner cavity connector be connected to connector
Spill cavity；
The discouraged port of case is overflowed in connection；Lose heart port connection spill cavity；
The overflow tank of case is overflowed in connection；Overflow tank has internal partition；The inside or so of overflow tank is divided by internal partition
One water overflow chamber and the second water overflow chamber；The bottom end of internal partition is equipped with drain notch；The tip height of internal partition is less than the first water overflow chamber
And second water overflow chamber height；Rout up hole in top of the side wall top of overflow tank equipped with connection spill cavity；It routs up hole and is located at the
The top of one water overflow chamber；The bottom end of first water overflow chamber is connected to the bottom end of the second water overflow chamber by drain notch；First water overflow chamber
Top and the top of the second water overflow chamber cross the top of internal partition and be interconnected；Overflow tank also has the second spilling water of connection
The spilling port of the bottom end of chamber；And
Connect the liquid level sensor of overflow tank；Liquid level sensor is set in overflow tank.
Above-mentioned discouraged water-spill-over protection device, when liquid level reaches preset warning line in the groove body of intelligent cleaning sink, slot
Intracorporal liquid can be flowed into spill cavity by overflowing the connector of case.As liquid level further increases, spill cavity is filled,
Just the hole of routing up through overflow tank is flowed into the first water overflow chamber of overflow tank liquid, and passes through the drain notch of internal partition bottom end
It is flowed into the second water overflow chamber, then is overflowed port discharge, play the role of spilling water protection.When the hydrops in overflow tank is further
Increase and liquid level be higher than internal partition top when, liquid is flowed into the second spilling water from the bottom end of the first water overflow chamber and top together
In chamber and by overflowing port discharge.Liquid level sensor is for detecting the liquid level in overflow tank and being electrically connected intelligent ejected wash water
The PCB main board of slot, it is only difficult by overflowing port if the liquid level in overflow tank further walks when increasing and reaching preset risk altitude
Liquid is rapidly discharged, just means that the water inlet of groove body is continuously being intake at this time, will pass through PCB main board at this time
The water inlet of control cutting groove body, to play spilling water protection.And it is protected for losing heart, the excess steam in intelligent cleaning sink
It is entered in spill cavity by connector, port discharge of being lost heart.By above-mentioned design, it in the same device, realizes simultaneously
Spilling water protection and protection of losing heart, and structure is simple, can protect the normal operation of intelligent cleaning sink.
Liquid level sensor is floating ball type liquid level sensor in one of the embodiments,.
Liquid level sensor is set in the first water overflow chamber in one of the embodiments,.
Liquid level sensor is set in the second water overflow chamber in one of the embodiments,.
The junction for overflowing case and discouraged port in one of the embodiments, is equipped with regulation component of losing heart；Discouraged pressure regulation
Component includes：It is connected to the relief tube between spill cavity and discouraged port, the piston being installed in relief tube and is set in work
Spring beyond the Great Wall；The top of relief tube is connected to port of losing heart；The bottom end of relief tube is connected to spill cavity；The opening on the top of relief tube
Width is held to be less than the open end width of the bottom end of relief tube；The top of piston passes through the open end on the top of relief tube and extends to
Discouraged port；The top peripheral envelope of piston is equipped with sealing ring；The width of sealing ring is greater than the open end on the top of relief tube；Piston
Bottom end width be greater than relief tube top open end width；One end of spring is resisted against the opening on the top of relief tube
The other end of the inside at end, spring is resisted against the bottom end of piston.When in the groove body of intelligent cleaning sink because steam excessively due to cause
When air pressure raising and preset safety value, since the raising of air pressure can jack up upwards piston, steam rises through discouraged port discharge
To the effect of pressure release, when air pressure drops to preset safety value in groove body, piston moves down reset, reaches equilibrium state, thus
Realize the function of automatic Regulation.
Discouraged port is the vertical tube for being connected to the top for overflowing case in one of the embodiments,.
The outer surface of discouraged port is enclosed with asbestos heat insulation layer in one of the embodiments,.Asbestos heat insulation layer avoids making
User scalds because touching discouraged port, the safety in utilization of lifting means.
Overflow tank is equipped with dismountable capping in one of the embodiments,；Capping the first water overflow chamber of covering and second overflows
Water cavity.The inner cavity of overflow tank can be cleaned by dismantling capping, it is convenient for safeguarding.
The overflow device that loses heart further includes in one of the embodiments,：Connect the returnable bottle of overflow tank；Returnable bottle connection
Overflow port.Returnable bottle is used to store the liquid overflowed, convenient for recycling.
Meanwhile also providing a kind of intelligent cleaning sink comprising any of the above-described is lost heart water-spill-over protection device.
Detailed description of the invention
Fig. 1 is the schematic diagram of the discouraged water-spill-over protection device of an embodiment of the present invention；
Fig. 2 is the cross-sectional view of discouraged water-spill-over protection device shown in FIG. 1；
Fig. 3 is the schematic diagram of the discouraged regulation component in the discouraged water-spill-over protection device of another embodiment；
Fig. 4 is the schematic diagram of the intelligent cleaning sink of an embodiment of the present invention.
The meaning of each label is in attached drawing：
100- intelligence cleaning sink；
10- groove body；
20- loses heart water-spill-over protection device；21- overflows case, 211- connector, 212- spill cavity；22- loses heart port；23- overflows
Water tank, 231- internal partition, the first water overflow chamber of 232-, the second water overflow chamber of 233-, 234- drain notch, 235- rout up hole, and 236- overflows
Exit port, 237- capping；24- liquid level sensor；25- loses heart regulation component, 251- relief tube, 252- piston, 253- spring,
254- sealing ring；26- inlet tank, 261- water inlet port.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
The understanding for opening content is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
It referring to Fig. 1 and Fig. 2, is a kind of schematic diagram of the discouraged water-spill-over protection device 20 of embodiment of the utility model.
As shown in Figure 1, this loses heart, water-spill-over protection device 20 includes：Overflow case 21, connection overflow case 21 discouraged port 22,
Connection overflows the overflow tank 23 of case 21 and connects the liquid level sensor 24 of overflow tank 23.
As shown in Fig. 2, overflow case 21 be equipped with for be connected to intelligent cleaning sink groove body inner cavity connector 211 be connected to
The spill cavity 212 of connector 211.
As shown in Fig. 2, port 22 of losing heart is connected to spill cavity 212.In the present embodiment, port 22 is lost heart to be connected to spilling
The vertical tube on the top of case 21.Ground connection can be managed, port 22 of losing heart is also possible to connection and overflows the side wall of case 21 and extend outwardly,
Wherein, design straight up is more advantageous to the discharge of steam.In view of the temperature of steam is higher, and exposed discouraged port 22
Accommodating heats up because of heat transfer process, therefore, in other embodiments, it is exhausted that the outer surface for port 22 of losing heart can be enclosed with asbestos
Thermosphere.Asbestos heat insulation layer avoids user from scalding because touching discouraged port 22, the safety in utilization of lifting means.
As shown in Fig. 2, overflow tank 23 has internal partition 231.The inside or so of overflow tank 23 is divided by internal partition 231
One water overflow chamber 232 and the second water overflow chamber 233.The bottom end of internal partition 231 is equipped with drain notch 234.The tip height of internal partition 231
Less than the height of the first water overflow chamber 232 and the second water overflow chamber 233.The side wall top of overflow tank 23 is equipped with connection spill cavity 212
Rout up hole 235 in top.Rout up the top that hole 235 is located at the first water overflow chamber 232.It overflows the bottom end of first water overflow chamber 232 and second
The bottom end of water cavity 233 is connected to by drain notch 234.The top of first water overflow chamber 232 and the top of the second water overflow chamber 233 are crossed
It the top of internal partition 231 and is interconnected.Overflow tank 23 also has the spilling port of the bottom end of the second water overflow chamber 233 of connection
236。
In the present embodiment, overflow tank 23 is additionally provided with dismountable capping 237.237 covering 232 He of the first water overflow chamber of capping
Second water overflow chamber 233.The inner cavity of overflow tank 23 can be cleaned by disassembly capping 237, it is convenient for safeguarding.
In the present embodiment, spilling water port is connected to indoor floor drain by corresponding pipe fitting (such as hose), will directly overflow
Liquid guide flow out is into drainage system.And in other embodiments, for environmental protection and water-saving purpose, the overflow device that loses heart
Can also include：Connect the returnable bottle of overflow tank 23.Port 236 is overflowed in returnable bottle connection.Returnable bottle is used to store the liquid overflowed
Body, convenient for recycling.
As shown in Fig. 2, liquid level sensor 24 is set in overflow tank 23, in use, the liquid level sensor 24 need to connect intelligence
The PCB main board of energy cleaning sink.In the present embodiment, liquid level sensor 24 is the float-ball type being set in the first water overflow chamber 232
(it includes magnetic floating ball, measurement conduit, signal element, electronic unit, terminal box and installation part to liquid level sensor.It is general magnetic
The specific gravity of floating ball can be floated on liquid level and be moved up and down along measurement conduit less than 0.5.Conduit is provided with measuring cell, it can
To be converted into tested liquid level signal under outer magnetic action to be proportional to the resistance signal of liquid level variation, and electronic unit is converted into
4mA~20mA or the output of other electronic standard signals).In other embodiments, liquid level sensor 24 is also possible to other types
Sensor, such as magnetic floating ball (is changed to floating drum, float-type liquid level sensor 24 is using small by float-type liquid level sensor
Metal film strain sensing technology measure liquid level, boundary position or the density of liquid) or static pressure type liquid level sensor (using anti-
The measuring principle of quick-fried flowmeter hydrostatic pressure works.It is general select Silicon pressure load cell by the pressure conversion measured at
Electric signal is compensated through amplifying circuit amplification and compensation circuit again later, finally defeated with 4mA~20mA or 0~10mA current system
Out).In addition, liquid level sensor 24 is also possible to be set in the second water overflow chamber 233, it is preferably set to the first water overflow chamber 232
It is interior.
In other embodiments, it overflows case 21 and the junction of discouraged port 22 is also provided with discouraged regulation component 25.
For example, as shown in figure 3, regulation component 25 of losing heart includes：Be connected to relief tube 251 between spill cavity 212 and discouraged port 22,
The piston 252 being installed in relief tube 251 and the spring 253 being set on piston 252.The top connection of relief tube 251 is let out
Gas port 22.The bottom end of relief tube 251 is connected to spill cavity 212.The open end width on the top of relief tube 251 is less than relief tube
The open end width of 251 bottom end.The top of piston 252 passes through the open end on the top of relief tube 251 and extends to discouraged end
Mouth 22.The top peripheral envelope of piston 252 is equipped with sealing ring 254.The width of sealing ring 254 is greater than opening for the top of relief tube 251
Mouth end.The width of the bottom end of piston 252 is greater than the width of the open end on the top of relief tube 251.One end of spring 253 is resisted against
The inside of the open end on the top of relief tube 251, the other end of spring 253 are resisted against the bottom end of piston 252.When intelligent ejected wash water
In the groove body of slot when steam is excessive leads to air pressure raising and preset safety value, since the raising of air pressure can be by piston 252
It jacks up upwards, steam is discharged through discouraged port 22, plays the role of pressure release, when air pressure drops to preset safety value in groove body
When, piston 252 moves down reset, reaches equilibrium state, to realize the function of automatic Regulation.In other embodiments, this loses heart
Regulation component 25 can be with other implementations, such as the regulation component 25 of losing heart includes：The gas being set in spill cavity 212
Solenoid valve between pressure sensor and relief tube 251 between spill cavity 212 and discouraged port 22, and the baroceptor
It is electrically connected the PCB main board of intelligent cleaning sink with solenoid valve, electromagnetism is controlled according to the atmospheric pressure value that baroceptor detects
The opening and closing of valve.
In addition, in the present embodiment, the inlet tank 26 completely cut off with water overflow chamber 212 is also connected in the bottom of overflow tank 21,
The inlet tank 26 is used to be connected to the groove body of intelligent cleaning sink, and the bottom of the inlet tank 26 is additionally provided with into water port 261.
Above-mentioned discouraged water-spill-over protection device 20, when liquid level reaches preset warning line in the groove body of intelligent cleaning sink,
The intracorporal liquid of slot can be flowed into spill cavity 212 by overflowing the connector 211 of case 21.As liquid level further increases, overflow
Chamber 212 is filled out, and just the hole 235 of routing up through overflow tank 23 is flowed into the first water overflow chamber 232 of overflow tank 23 liquid, and
It is flowed into the second water overflow chamber 233, then be discharged through overflowing port 236, is played by the drain notch 234 of 231 bottom end of internal partition
The effect of spilling water protection.When the hydrops in overflow tank 23 further increases and liquid level is higher than the top of internal partition 231, liquid
It is flowed into the second water overflow chamber 233 from the bottom end of the first water overflow chamber 232 and top and is discharged by overflowing port 236 together.Liquid
Level sensor 24 is used to detect the liquid level in overflow tank 23 and is electrically connected the PCB main board of intelligent cleaning sink, if overflow tank
When liquid level in 23 further walks increase and reaches preset risk altitude, rapidly discharge liquor only is difficult to by overflowing port 236
Body just means that the water inlet of groove body is continuously being intake at this time, will pass through PCB main board at this time to control cutting groove body
Water inlet can also sound an alarm sound by the PCB main board to warn user, to play spilling water protection.And for losing heart
It protects, the excess steam in intelligent cleaning sink is entered in spill cavity 212 by connector 211, and port 22 of being lost heart is discharged.
By above-mentioned design, in the same device, while spilling water protection is realized and protection of losing heart, and structure is simple, Neng Goubao
Protect the normal operation of intelligent cleaning sink.
It referring to fig. 4, is a kind of schematic diagram of the intelligent cleaning sink 100 of embodiment of the utility model.
The intelligence cleaning sink 100 includes the discouraged water-spill-over protection device 20 of any of the above-described embodiment.In the present embodiment,
As shown in figure 4, the intelligence cleaning sink 100 includes：Groove body 10, the PCB main board (not shown) for being electrically connected the groove body and connection
In the gas water-spill-over protection device 20 of the lateral wall of groove body 10.Groove body 10 is for realizing the washing and cleaning operation of tableware, and PCB main board is then used
In the automatic operation of control groove body 10, the water-spill-over protection device 20 that loses heart is connected to the inner cavity of groove body 10 and is electrically connected the PCB master
Plate.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above embodiments only express the preferred embodiment of the utility model, and the description thereof is more specific and detailed, but
It cannot be understood as the limitations to utility model patent range.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of discouraged water-spill-over protection device, it is characterised in that：Including：
Overflow case；It is described overflow case be equipped with for be connected to intelligent cleaning sink groove body inner cavity connector be connected to the connection
The spill cavity of mouth；
Connect the discouraged port for overflowing case；The discouraged port is connected to the spill cavity；
Connect the overflow tank for overflowing case；The overflow tank has internal partition；The internal partition is by the inside of the overflow tank
Left and right is divided into the first water overflow chamber and the second water overflow chamber；The bottom end of the internal partition is equipped with drain notch；The top of the internal partition
End height is less than the height of first water overflow chamber and second water overflow chamber；The side wall top of the overflow tank is equipped with connection institute
That states the top of spill cavity routs up hole；The top routed up hole and be located at first water overflow chamber；The bottom of first water overflow chamber
End is connected to the bottom end of second water overflow chamber by the drain notch；It overflows on the top of first water overflow chamber and described second
It crosses the top of the internal partition and is interconnected in the top of water cavity；The overflow tank also has connection second water overflow chamber
Bottom end spilling port；And
Connect the liquid level sensor of the overflow tank；The liquid level sensor is set in the overflow tank.
2. discouraged water-spill-over protection device according to claim 1, which is characterized in that the liquid level sensor is float-ball type liquid
Level sensor.
3. discouraged water-spill-over protection device according to claim 1, which is characterized in that the liquid level sensor is set to described
In first water overflow chamber.
4. discouraged water-spill-over protection device according to claim 1, which is characterized in that the liquid level sensor is set to described
In second water overflow chamber.
5. discouraged water-spill-over protection device according to claim 1, which is characterized in that the spilling case and the discouraged port
Junction be equipped with lose heart regulation component；The discouraged regulation component includes：It is connected to the spill cavity and the discouraged port
Between relief tube, the piston being installed in the relief tube and the spring being set on the piston；The relief tube
Top is connected to the discouraged port；The bottom end of the relief tube is connected to the spill cavity；The open end on the top of the relief tube
Width is less than the open end width of the bottom end of the relief tube；The top of the piston passes through the opening on the top of the relief tube
It holds and extends to the discouraged port；The top peripheral envelope of the piston is equipped with sealing ring；The width of the sealing ring is greater than institute
State the open end on the top of relief tube；The width of the bottom end of the piston is greater than the width of the open end on the top of the relief tube
Degree；One end of the spring is resisted against the inside of the open end on the top of the relief tube, and the other end of the spring is resisted against
The bottom end of the piston.
6. discouraged water-spill-over protection device according to claim 1, which is characterized in that the discouraged port is described to be connected to
Overflow the vertical tube on the top of case.
7. discouraged water-spill-over protection device according to claim 6, which is characterized in that wrap up the outer surface of the discouraged port
There is asbestos heat insulation layer.
8. discouraged water-spill-over protection device according to claim 1, which is characterized in that the overflow tank is equipped with dismountable envelope
Lid；The capping covers first water overflow chamber and second water overflow chamber.
9. discouraged water-spill-over protection device according to claim 1, which is characterized in that further include：Connect the overflow tank
Returnable bottle；The returnable bottle connects the spilling port.
10. a kind of intelligence cleaning sink, which is characterized in that including the discouraged spilling water protection of any one of the claims 1 to 9
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820425989.4U CN208167877U (en) | 2018-03-27 | 2018-03-27 | Lose heart water-spill-over protection device and intelligent cleaning sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820425989.4U CN208167877U (en) | 2018-03-27 | 2018-03-27 | Lose heart water-spill-over protection device and intelligent cleaning sink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208167877U true CN208167877U (en) | 2018-11-30 |
Family
ID=64374558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820425989.4U Expired - Fee Related CN208167877U (en) | 2018-03-27 | 2018-03-27 | Lose heart water-spill-over protection device and intelligent cleaning sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208167877U (en) |
-
2018
- 2018-03-27 CN CN201820425989.4U patent/CN208167877U/en not_active Expired - Fee Related
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