CN103456127B - Leakage protection system for water - Google Patents
Leakage protection system for water Download PDFInfo
- Publication number
- CN103456127B CN103456127B CN201310385313.9A CN201310385313A CN103456127B CN 103456127 B CN103456127 B CN 103456127B CN 201310385313 A CN201310385313 A CN 201310385313A CN 103456127 B CN103456127 B CN 103456127B
- Authority
- CN
- China
- Prior art keywords
- signal
- water
- leak
- protection system
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 229920000742 Cotton Polymers 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 239000000523 sample Substances 0.000 claims abstract description 10
- 210000000981 epithelium Anatomy 0.000 claims description 9
- 230000008054 signal transmission Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims 1
- 230000007812 deficiency Effects 0.000 abstract description 3
- 238000001727 in vivo Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Abstract
The invention discloses a kind of effective detection leak of energy and actively enforcement protection operation; prevent leak from continuing the protection system for occurring; the leakage inspector for overcoming prior art is only capable of providing warning message, but effectively can not prevent to continue leak in case stopping loss the deficiency for losing expansion.A kind of described leakage protection system for water; including signal detection module, signal emission module, signal receiving module, signal emission module include signal projector; signal detection module includes water leak detector; water leak detector includes body, and described sheet is provided with leak probe in vivo, and leak probe is provided with two detached contacts; body is provided with absorbent cotton; signal receiving module includes signal receiver, and signal receiver connection controller, controller connect a break-make electromagnetic valve.The present invention is applied to the be suitable for occasion of conventional leakage inspector, with can effective detection whether leak, and control water source and stop, and erroneous judgement can be prevented, it is to avoid be unnecessary the advantages of cutting off the water supply.
Description
Technical field
The invention belongs to leak protection field, more particularly to a kind of leakage protection system for water.
Background technology
Current uses water field, and as external force destruction, water pipe are aging, or the water consumption device of pipeline connection is impaired, and
Forget to close water equipment, device, can cause the generation of leak situation.In the market, some produce for leak
Detection means, alarm device, after leak is detected, early warning, buzzing can be sent, reminded the user that and be there occurs leak.So
And, existing leak water detdction, water leakage alarm device are only capable of realizing post-event alarm, after leak occurs, if scene nobody, still not
It is avoided that destruction and loses, and the continuation of water leakage situation also cannot be prevented immediately to occur, furthermore, the leak water detdction of prior art
The suspicion of leak can only be detected whether, can not accurately determine whether that normal leak is also merely detection part and is stained with to water.
The content of the invention
The invention aims to the leakage inspector for solving prior art is only capable of providing warning message, can not but have
Effect prevention continues leak in case stopping loss the deficiency that mistake expands, there is provided a kind of effective detection leak of energy and actively enforcement protection behaviour
Make, prevent leak from continuing the protection system for occurring.
Another object of the present invention accurately can not be determine whether to solve the leakage inspector of prior art
The deficiency of normal leak, there is provided a kind of effective detection leak of energy simultaneously determines whether normal leak, so as to accurately choose whether
The protection system of cut-out water flowing.
The present invention is achieved by the following technical solutions：
A kind of leakage protection system for water, including signal detection module, signal emission module, signal receiving module, described letter
Number transmitter module includes a signal projector, and described signal projector is provided with signal transmission circuit, described signal transmitting
Signal transmitting mainboard is provided with circuit, described signal detection module includes at least one water leak detector, and described leak is visited
Surveying device includes body, and described sheet is provided with the leak probe being connected in signal transmission circuit in vivo, on described leak probe
Two detached contacts are provided with, described body is provided with the absorbent cotton being connected with two contacts, and described signal receives mould
Block includes a signal receiver corresponding with signal projector, described signal receiver connection controller, described controller
Connection one is used for the break-make electromagnetic valve for controlling water pipe break-make.Absorbent cotton is used to absorb water, and is powered after water suction, and contacting, signal are sent out
Transmit-receive radio road is connected, and signal transmitting mainboard starts transmission signal, and signal corresponding thereto receptor passes to control after receiving signal
Device processed, now controller control break-make electromagnetic valve work, the current blocked in water pipe, so as to realize that leak is protected.
Preferably, described body is provided with a cavity, described absorbent cotton is within cavity, the described body back of the body
Face is connected with signal projector, and described cavity surface is provided with some diverging chambers, and described diverging chamber is in put centered on cavity
Penetrate shape arrangement.Signal projector, is damaged because contacting water in can avoiding detection process also far away from water away from detection surface.
The radial arrangement in diverging chamber, it is possible to increase coverage, it is ensured that the working range of absorbent cotton is enough big, so as to improve the sensitivity of detection
Degree, once leak, can absorb water and carry out leak judgement, as early as possible so as to send signal.
Preferably, described controller connects a display, described display is provided with for controlling break-make electromagnetism
The setting button that valve and controller are opened, described setting button connects controller.Break-make electromagnetic valve first can be set by setting button
Unlatching, and opening controller are set to, user can just be commonly used water and is in leak guard mode.
Preferably, described break-make electromagnetic valve is provided with connecting water pipe, it is provided with described connecting water pipe for closing
Or the epithelium core of connecting water pipe is opened, described epithelium core is connected with cutting somebody's hair on break-make electromagnetic valve.Using break-make electromagnetic valve
Cut somebody's hair, drive epithelium core to block the path in connecting water pipe or the path in opening connecting water pipe, so as to control the logical of current
It is disconnected.
Preferably, described signal projector is provided with transmitting antenna.Can prevent from receiving signal not with enhanced signal
Power.
Preferably, described signal projector is provided with drop handle, described drop handle is in the side of signal projector.Carry
Ring is of the invention beneficial to mobile, carrying, while band and other items can also be coordinated to be fixed signal projector.
Preferably, described body is provided with storing support, described storing support is in body and launches away from signal
The side of device, described absorbent cotton are projected outside cavity, described absorbent cotton minimum point higher than put support and ground or other
The contact point of placement surface.If by absorbent cotton directly contact ground or placed side, being easily stained with the water that splashes on placed side and making
Into erroneous judgement, after having support, it is necessary to be that water has some height, can just encounter absorbent cotton, so as to erroneous judgement will not occur,
Break-make water can accurately be controlled.
Preferably, described storing support is provided with air bag, described air bag and the placement surface residing for storing support
Contact, described body are provided with pressure transducer, and described pressure transducer connects a pilot controller, described auxiliary control
Device processed connects a pressure signal emitter, and described one pressure signal corresponding with pressure signal emitter of controller connection is received
Device.Originally, leakage inspector can not accurately determine whether normal leak, touch suction when having some hydrops or the water for spilling
Water cotton, may result in and be judged to leak, controls electromagnetism break-make valve events, cuts off the water supply by controller so as to pass through signal, and this will lead
Cause user greatly inconvenient；And it is present, once leak, water touches air bag, and air bag slightly floats, and touches pressure sensing
Device, now can set a time value in advance in pilot controller, when pressure transducer continuously senses that pressure exceedes setting
Time value after, signal is transmitted to into pressure signal receptor by pressure signal emitter, controller is connect by pressure signal
After receipts device receives the signal, just judged for water leakage, otherwise, even if receiving water leakage, will not also be controlled
Break-make electromagnetic valve work.So as to preventing what erroneous judgement caused to cut off the water supply, it is ensured that user smoothly uses water.
Therefore, the invention has the beneficial effects as follows：（1）Can effective detection whether leak, and control water source cutout, prevent from continuing
Leak；（2）The erroneous judgement that causes because absorbent cotton is drawn onto the water for spilling and action of cutting off the water supply can be prevented, it is ensured that smooth with water.
Description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the structural representation of water leak detector and signal projector in the embodiment of the present invention 1；
Fig. 3 is the schematic diagram of the embodiment of the present invention 2；
Fig. 4 is the front view in the embodiment of the present invention 2 at water leak detector；
Fig. 5 is the upward view in the embodiment of the present invention 2 at water leak detector；
Fig. 6 is the structural representation at break-make electromagnetic valve of the present invention.
In figure：Signal detection module 1, signal emission module 2, signal receiving module 3, signal projector 4, body 5, water suction
Cotton 6, controller 7, break-make electromagnetic valve 8, diverging chamber 9, display 10, connecting water pipe 11, transmitting antenna 12, drop handle 13, storing
Frame 14, air bag 15, pressure transducer 16.
Specific embodiment
Below by embodiment, with reference to accompanying drawing, the present invention will be further described：
Embodiment 1：A kind of leakage protection system for water as shown in Figure 1, Figure 2, Figure 6 shows, including signal detection module 1, signal
Module 2, signal receiving module 3 are penetrated, described signal emission module 2 includes a signal projector 4, described signal projector 4
Signal transmission circuit is provided with, signal transmitting mainboard in described signal transmission circuit, is provided with, described signal detection module 1 is wrapped
At least one water leak detector is included, and described water leak detector includes body 5, is provided with signal is connected in described body 5
Leak probe in transmit-receive radio road, described leak probe are provided with two detached contacts, and described body 5 is provided with and two
The connected absorbent cotton 6 in contact, described signal receiving module 3 include one with 4 corresponding signal receiver of signal projector, institute
The signal receiver connection controller 7 stated, the described connection of controller 7 one are used to control the break-make electromagnetic valve 8 of water pipe break-make.Institute
The body 5 stated is provided with a cavity, and described absorbent cotton 6 is within cavity, described 5 back side of body and signal projector 4
It is connected, described cavity surface is provided with some diverging chambers 9, the described radial arrangement centered on cavity of diverging chamber 9.Signal
Emitter 4, is damaged because contacting water in can avoiding detection process also far away from water away from detection surface.Diverging chamber 9 is in radiation
Shape is arranged, it is possible to increase coverage, it is ensured that the working range of absorbent cotton 6 is enough big, so as to improve the sensitivity of detection, once leakage
Water, can absorb water and carry out leak judgement, as early as possible so as to send signal.Described controller 7 connects a display 10, and described is aobvious
Show that device 10 is provided with for controlling the setting button that break-make electromagnetic valve 8 and controller 7 are opened, described setting button connects control
Device 7.Break-make electromagnetic valve 8 first can be set on by setting button, and opening controller 7, and user can just be commonly used water and be located
In leak guard mode.Described break-make electromagnetic valve 8 is provided with connecting water pipe 11, be provided with described connecting water pipe 11 for
The epithelium core of connecting water pipe 11 is closed or opens, described epithelium core is connected with cutting somebody's hair on break-make electromagnetic valve 8.Using power on/off
Cutting somebody's hair for magnet valve 8, drives epithelium core to block the path in connecting water pipe 11 or the path in opening connecting water pipe 11, so as to control
The break-make of controlling the water circulation stream.Described signal projector 4 is provided with transmitting antenna 12.Reception signal can be prevented ineffective with enhanced signal.
Described signal projector 4 is provided with drop handle 13, and described drop handle 13 is in the side of signal projector 4.Drop handle 13 is beneficial to shifting
Dynamic, the carrying present invention, while band and other items can also be coordinated to be fixed signal projector 4.
After leak occurs, absorbent cotton 6 absorbs water, collect it is a certain amount of after, be provided with energization ability so that two contacts it
Between connect so that signal transmission circuit connect, signal transmitting mainboard start working, launch water leakage, it is corresponding
Signal receiver connects, and can receive the signal, and pass it to controller 7, and controller 7 judges that leak occurs, and controls power on/off
Magnet valve 8 works, and makes connecting water pipe 11 stop, and so as to block the source of current, completes leak protection act.And, the present invention
Alarm can also be connected, warning message is also provided while cutting off the water supply, allow user to learn the situation of leak as early as possible.
Embodiment 2：A kind of leakage protection system for water as shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, including signal detection module 1, letter
Number transmitter module 2, signal receiving module 3, described signal emission module 2 include a signal projector 4, described signal transmitting
Device 4 is provided with signal transmission circuit, and signal transmitting mainboard, described signal detection module are provided with described signal transmission circuit
1 includes at least one water leak detector, and described water leak detector includes body 5, is provided with and is connected to signal in described body 5
Leak probe in radiating circuit, described leak probe are provided with two detached contacts, and described body 5 is provided with and two
The connected absorbent cotton 6 in individual contact, described signal receiving module 3 include one with 4 corresponding signal receiver of signal projector,
Described signal receiver connection controller 7, the described connection of controller 7 one are used to control the break-make electromagnetic valve 8 of water pipe break-make,
Described body 5 is provided with a cavity, and described absorbent cotton 6 is within cavity, described 5 back side of body and signal projector
4 are connected, and described cavity surface is provided with some diverging chambers 9, the described radial arrangement centered on cavity of diverging chamber 9, institute
The controller 7 stated connects a display 10, and described display 10 is provided with for controlling 8 action of break-make electromagnetic valve and controller
The 7 setting buttons opened, described setting button connects controller 7, described break-make electromagnetic valve 8 are provided with connecting water pipe 11,
It is provided with described connecting water pipe 11 for closing or opening the epithelium core of connecting water pipe 11, described epithelium core and break-make electromagnetism
Cutting somebody's hair on valve 8 is connected, and described signal projector 4 is provided with transmitting antenna 12, and described signal projector 4 is provided with drop handle
13, described drop handle 13 is in the side of signal projector 4, and described body 5 is provided with storing support 14, described storing
Frame 14 is in side of the body 5 away from signal projector 4, and described absorbent cotton 6 is projected outside cavity, and described absorbent cotton 6 is most
Higher than support 14 is put with ground or the contact point of other placement surfaces, described storing support 14 is provided with air bag 15 to low spot,
Described air bag 15 is contacted with the placement surface put residing for support 14, and described body 5 is provided with pressure transducer 16, described
Pressure transducer 16 connect a pilot controller, described pilot controller connects a pressure signal emitter, described control
Device processed 7 connects a pressure signal receptor corresponding with pressure signal emitter.
If by 6 directly contact ground of absorbent cotton or placed side, being easily stained with the water that splashes on placed side and causing erroneous judgement,
After having support, it is necessary to be that water has some height, can just encounter absorbent cotton 6, so as to erroneous judgement will not occur, accurately can control
Break-make water processed.Originally, leakage inspector can not accurately determine whether normal leak, connect when having some hydrops or the water for spilling
Absorbent cotton 6 is contacted, be may result in and be judged to leak, controlled electromagnetism break-make valve events, cut off the water supply by controller 7 so as to pass through signal,
It is greatly inconvenient that this may result in user；And in the present embodiment, once there is leak, water first touches air bag 15, air bag 15
Slightly float, touch pressure transducer 16, now a time value can be set in pilot controller in advance, such as 30 seconds, when
After pressure transducer 16 continuously senses pressure more than 30 seconds, signal is transmitted to into pressure signal by pressure signal emitter and is connect
Device is received, controller 7 is just judged for water leakage after pressure signal receptor receives the signal, otherwise, even if
Water leakage is received, break-make electromagnetic valve 8 will not be also controlled and be worked.So as to prevent only because of part water, to splash absorbent cotton 6 first-class
There is erroneous judgement in factor, cause unnecessary cutting off the water supply, it is ensured that user smoothly uses water.
Embodiment described above only expresses the specific embodiment of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.
Claims (8)
1. a kind of leakage protection system for water, including signal detection module（1）, signal emission module（2）, signal receiving module（3）, institute
The signal emission module stated（2）Including a signal projector（4）, described signal projector（4）Signal transmission circuit is provided with,
Signal transmitting mainboard is provided with described signal transmission circuit, be it is characterized in that, described signal detection module（1）Including at least one
Individual water leak detector, described water leak detector include body（5）, described body（5）Inside it is provided with and is connected to signal transmitting electricity
Leak probe in road, described leak probe are provided with two detached contacts, described body（5）It is provided with and touches with two
The connected absorbent cotton of point（6）, described signal receiving module（3）Including one and signal projector（4）Corresponding signal is received
Device, described signal receiver connection controller（7）, described controller（7）Connection one is used for the break-make for controlling water pipe break-make
Electromagnetic valve（8）, described body（5）It is provided with storing support（14）, described storing support（14）It is in body（5）Away from letter
Number emitter（4）Side, described storing support（14）It is provided with air bag（15）, described air bag（15）With storing support
（14）Residing placement surface contact, described body（5）It is provided with pressure transducer（16）, described pressure transducer（16）
Connect a pilot controller, described pilot controller connects a pressure signal emitter, described controller（7）Connection one with
The corresponding pressure signal receptor of pressure signal emitter.
2. leakage protection system for water according to claim 1, is characterized in that, described body（5）A cavity is provided with, it is described
Absorbent cotton（6）It is within cavity, described body（5）The back side and signal projector（4）It is connected.
3. leakage protection system for water according to claim 2, is characterized in that, described cavity surface is provided with some diverging chambers
（9）, described diverging chamber（9）The radial arrangement centered on cavity.
4. the leakage protection system for water according to claim 1 or 2 or 3, is characterized in that, described controller（7）Connection one shows
Show device（10）, described display（10）It is provided with for controlling break-make electromagnetic valve（8 actions and controller（7）The setting of unlatching
Button, described setting button connects controller（7）.
5. leakage protection system for water according to claim 1, is characterized in that, described break-make electromagnetic valve（8）It is provided with connection
Water pipe（11）, described connecting water pipe（11）Inside it is provided with for closing or opening connecting water pipe（11）Epithelium core, described skin
Film core and break-make electromagnetic valve（8）On cut somebody's hair it is connected.
6. leakage protection system for water according to claim 1, is characterized in that, described signal projector（4）It is provided with transmitting
Antenna（12）.
7. leakage protection system for water according to claim 6, is characterized in that, described signal projector（4）It is provided with drop handle
（13）, described drop handle（13）It is in signal projector（4）Side.
8. leakage protection system for water according to claim 1, is characterized in that, described absorbent cotton（6）Outside prominent cavity, institute
The absorbent cotton stated（6）Minimum point is higher than storing support（14）With ground or the contact point of other placement surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385313.9A CN103456127B (en) | 2013-08-29 | 2013-08-29 | Leakage protection system for water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385313.9A CN103456127B (en) | 2013-08-29 | 2013-08-29 | Leakage protection system for water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103456127A CN103456127A (en) | 2013-12-18 |
| CN103456127B true CN103456127B (en) | 2017-03-29 |
Family
ID=49738447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310385313.9A Active CN103456127B (en) | 2013-08-29 | 2013-08-29 | Leakage protection system for water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103456127B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261162A (en) * | 2015-11-02 | 2016-01-20 | 浪潮集团有限公司 | Household intelligent water invasion preventive detection and alarm system |
| CN107940068B (en) * | 2017-11-20 | 2020-03-31 | 李远雷 | Automatic water leakage protection system and integrated electric valve |
| CN109091374A (en) * | 2018-08-22 | 2018-12-28 | 南京新生医疗科技有限公司 | A kind of herbal fumigation care instrument for hair nursing |
| CN110275016B (en) * | 2019-07-25 | 2023-11-17 | 山东新域生物技术有限公司 | Fluorescent microfluidic detection pen and marking reagent plate |
| CN110835042A (en) * | 2019-10-15 | 2020-02-25 | 徐州志欧机电设备有限公司 | Escalator bottom water inlet detection device |
| CN111181016A (en) * | 2019-11-15 | 2020-05-19 | 纪发展 | Outdoor waterproof power cabinet |
| CN111323625A (en) * | 2020-03-24 | 2020-06-23 | 浙江深华颖智能科技有限公司 | Electric energy metering cabinet and working method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339421A (en) * | 2008-08-11 | 2009-01-07 | 伍华本 | Wireless control water leakage detection protector |
| CN201672106U (en) * | 2010-04-28 | 2010-12-15 | 宏义兴业有限公司 | Anti-leakage cut-off device |
| CN202176783U (en) * | 2011-08-12 | 2012-03-28 | 福建省特瓷卫浴实业有限公司 | Household water safety valve |
| CN202598866U (en) * | 2012-04-28 | 2012-12-12 | 艾欧史密斯(中国)热水器有限公司 | Anti-seepage device for water storage container |
| CN202790731U (en) * | 2012-08-09 | 2013-03-13 | 浙江师范大学 | Safety valve used for preventing household flood |
| CN203455918U (en) * | 2013-08-29 | 2014-02-26 | 上海宏沛电子科技有限公司 | Water leakage protection system |
-
2013
- 2013-08-29 CN CN201310385313.9A patent/CN103456127B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339421A (en) * | 2008-08-11 | 2009-01-07 | 伍华本 | Wireless control water leakage detection protector |
| CN201672106U (en) * | 2010-04-28 | 2010-12-15 | 宏义兴业有限公司 | Anti-leakage cut-off device |
| CN202176783U (en) * | 2011-08-12 | 2012-03-28 | 福建省特瓷卫浴实业有限公司 | Household water safety valve |
| CN202598866U (en) * | 2012-04-28 | 2012-12-12 | 艾欧史密斯(中国)热水器有限公司 | Anti-seepage device for water storage container |
| CN202790731U (en) * | 2012-08-09 | 2013-03-13 | 浙江师范大学 | Safety valve used for preventing household flood |
| CN203455918U (en) * | 2013-08-29 | 2014-02-26 | 上海宏沛电子科技有限公司 | Water leakage protection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103456127A (en) | 2013-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103456127B (en) | Leakage protection system for water | |
| CN106521861B (en) | A kind of washing machine with ultrasonic wave function of washing clothes | |
| CN110047290A (en) | Highway Maintenance and accident treatment safety pre-warning system | |
| CN101339421B (en) | Wireless control water leakage detection protector | |
| CA3079237C (en) | Trash bag detection device, intelligent trash can, and automatic bag changing control method | |
| CN207798184U (en) | A kind of gas meter, flow meter with leakage warning function | |
| CN203455918U (en) | Water leakage protection system | |
| CN205877341U (en) | Family expenses protection device that leaks | |
| CN111855286A (en) | Tunnel lining's percolating water sample collection system | |
| CN106091500A (en) | A kind of Safe liquid storage tank device and use its air-conditioning | |
| CN110735291B (en) | Turbidity detection device, washing machine and control method of washing machine | |
| CN110792843A (en) | Self-generating water leakage cut-off alarm device and control method thereof | |
| JP3442560B2 (en) | Flush toilet water supply system | |
| CN209892837U (en) | Canned liquefied gas detector device with alarm function | |
| CN206609565U (en) | Ultrasonic transmitter for ship water tight hatch leak detector | |
| CN210321876U (en) | Water level detection alarm device of power supply system | |
| CN209621567U (en) | A kind of air compressor machine low-pressure automatic alarm system that security performance is high | |
| US20110140886A1 (en) | Emergency warning device | |
| CN207109940U (en) | Water tower pumping system | |
| KR102456779B1 (en) | A location transmitter for rescue of marine survivors equipped with an lcd capable of bidirectional communication and a wireless charging function | |
| CN212429881U (en) | Fluid leakage protection device | |
| CN203771718U (en) | Gas water heater | |
| CN212411312U (en) | High-voltage near-electricity alarm | |
| CN107806527A (en) | A kind of intelligent valve | |
| CN210239730U (en) | Roadway air door opening and closing device and roadway air door assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230417 Address after: 201700, 3rd Floor, Building 1, No. 3424 Zhufeng Road, Liantang Town, Huangpu District, Shanghai Patentee after: Shanghai Huiyu Mechanical and Electrical Engineering Equipment Co.,Ltd. Address before: No. 1010 Zhangyang North Road, Pudong New Area, Shanghai, 200120 Patentee before: SHANGHAI HONGPEI ELECTRONIC SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201700, 3rd Floor, Building 1, No. 3424 Zhufeng Road, Liantang Town, Qingpu District, Shanghai Patentee after: Shanghai Yixiu Ge Internet Technology Co.,Ltd. Address before: 201700, 3rd Floor, Building 1, No. 3424 Zhufeng Road, Liantang Town, Huangpu District, Shanghai Patentee before: Shanghai Huiyu Mechanical and Electrical Engineering Equipment Co.,Ltd. |