CN107975092A - A kind of secondary water supply system - Google Patents
A kind of secondary water supply system Download PDFInfo
- Publication number
- CN107975092A CN107975092A CN201711272438.5A CN201711272438A CN107975092A CN 107975092 A CN107975092 A CN 107975092A CN 201711272438 A CN201711272438 A CN 201711272438A CN 107975092 A CN107975092 A CN 107975092A
- Authority
- CN
- China
- Prior art keywords
- water
- tank
- vacuum tank
- pressure
- water supply
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 239000008399 tap water Substances 0.000 claims abstract description 21
- 235000020679 tap water Nutrition 0.000 claims abstract description 21
- 239000010453 quartz Substances 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 7
- 238000011109 contamination Methods 0.000 abstract description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 210000000476 body water Anatomy 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B1/00—Methods or layout of installations for water supply
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/02—Arrangements or adaptations of tanks for water supply for domestic or like local water supply
- E03B11/06—Arrangements or adaptations of tanks for water supply for domestic or like local water supply with air regulators
- E03B11/08—Air regulators
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/074—Arrangement of water treatment devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/077—Arrangement of backflow preventing devices
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The present invention discloses a kind of secondary water supply system, including tap water oral siphon, has Y-filter on tap water oral siphon, further includes vacuum tank and pressure water tank, variable frequency pump；The water inlet of vacuum tank connects with tap water oral siphon road, the water outlet of the vacuum tank is connected by the water inlet of connecting line and variable frequency pump, the water outlet of the variable frequency pump is connected with the water supply pipe of user equipment, the pressure water tank is connected on the water supply pipe, the pressure water tank connects air compressor by compressed air mouth；The influent side of the vacuum tank is equipped with water quality detection sensor, there are multiple quartz burners set along axis being circular layout in inside, the quartz burner loads from the side of the vacuum tank, and be fixedly connected by light bed plate with the connecting seat set on the inside of the vacuum tank, there is protective cover outside the light bed plate.Tap water is directly incorporated into the equipment of user by the present invention to be used, and there is no the entrance in external contamination source, ensure that the water safety of user.
Description
Technical field
The present invention relates to hydrotechny field, and in particular to a kind of secondary water supply system.
Background technology
Fully closed water supply generally is carried out using vacuum tank and air pressure tank in existing secondary water-supply, to solve to use water tank
Secondary the problem of staining is be easy to cause, and power saving function is reached by diaphragm pneumatic cylinder, reduces the frequent starting of variable frequency pump.It is existing
The middle water for having the vacuum tank in the water system of closing can not be accomplished effectively to disinfect, it is impossible to ensure water out in vacuum tank
For the water of safety, in addition existing air pressure tank includes tank body and the membrane in tank body.Yet with existing air pressure tank use every
Membrane structure, and membrane is made by elastomeric material and formed, it is easy in long-term use, since water not into not going out, is formed accurate in tank
Stagnant water, formed with biomembrane on the melt water face of standard diaphragm, longtime running, which exists, grows various bacteriums, and produces smelly water, deposits
In the safety problem with water.
The content of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide a kind of secondary water supply system.
Technical solution is used by achieve the object of the present invention：
A kind of secondary water supply system, including tap water oral siphon, have Y-filter on the tap water oral siphon, also wrap
Include vacuum tank and pressure water tank, variable frequency pump；The water inlet of the vacuum tank connects with tap water oral siphon road, the vacuum tank
Water outlet pass through the water inlet of connecting line and variable frequency pump and connect, the water outlet of the variable frequency pump and the feed pipe of user equipment
Road is connected, and the pressure water tank is connected on the water supply pipe, and the pressure water tank connects air by compressed air mouth
Compressor；The influent side of the vacuum tank is equipped with water quality detection sensor, inside have it is multiple be circular layout set along axis
Quartz burner, the quartz burner load from the side of the vacuum tank, and pass through light bed plate and vacuum tank inner side
The connecting seat of setting is fixedly connected, and has protective cover outside the light bed plate.
There is first check-valve on the tap water oral siphon of the influent side of the vacuum tank, there is second to stop on the water supply pipe
Valve is returned, the second check-valve is located between the pressure water tank and variable frequency pump.
The bottom of the pressure water tank, which is equipped with, is respectively provided with the water inlet pipe and water outlet pipe of inlet valve and outlet valve, the water into
Pipe and water outlet pipe are connected with water supply pipe respectively, and the effluent pipe mouth of the water inlet pipe is extend into more than the middle part of pressure water tank,
The water inlet of the water outlet pipe is located at the interior bottom of the pressure water tank.
The top of the pressure water tank is equipped with pressure gauge valve, be provided with the side wall of the pressure water tank high-order liquid level gauge,
Low level liquid level gauge.
The free end side of the quartz burner is installed in the mounting hole on two parallel mounting plates, described
It is fixedly connected between installing plate and light bed plate with bracing piece.
The present invention after vacuum tank can be utilized to realize the current stabilization processing to water, passes through pressure by above scheme on daytime
Water pot receives the water storage from variable frequency pump, will supply water using the pressure of compressed air and uses by the pressure water tank in night
Family equipment uses, and so can equally reduce the use of variable frequency pump, and particularly, the vacuum tank, pressure water tank are full-closed structure,
Directly tap water is incorporated into the equipment of user and used, there is no the entrance in external contamination source, ensure that being pacified with water for user
Entirely.
In addition, by being provided with quartz burner in vacuum tank, water can detected by water quality detection sensor
When unqualified, start quartz burner work, so as to fulfill the processing that carries out disinfection to the water in vacuum tank, prevent water in voltage stabilizing
Discharged after being contaminated in tank to user, ensure that the water safety of user.
Brief description of the drawings
Fig. 1 is the structure diagram of secondary water supply system.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It is it should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
Shown in Figure 1, a kind of secondary water supply system, including tap water oral siphon 4, has Y on the tap water oral siphon
Shape filter 41, further includes vacuum tank 1 and pressure water tank 2, variable frequency pump 6；Water inlet 12 and the tap water of the vacuum tank enter
Water lines connect, and the water outlet 15 of the vacuum tank is connected by connecting line 5 with the water inlet of variable frequency pump, the variable frequency pump
Water outlet is connected with the water supply pipe 7 of user equipment 8, and the pressure water tank, the pressure are connected on the water supply pipe
Water pot connects air compressor 3 by compressed air mouth 28, and water is housed on the tap water oral siphon of the influent side of the vacuum tank
There are multiple quartz burners 14 set along axis being circular layout in quality detection sensor 18, inside, and the quartz burner is certainly
The side of the vacuum tank loads, and is fixedly connected by light bed plate 140 with the connecting seat 145 set on the inside of the vacuum tank,
Transparent protective cover 144 is bonded with outside the light bed plate, has power cord to introduce aperture 147, ultraviolet on transparent protective cover 144
Fluorescent tube 14 is fixed on the light bed plate by lamp holder 146, wherein, light bed plate can be connected by screw with connecting seat 145.
The present invention can detect water by being provided with quartz burner in vacuum tank by water quality detection sensor
When unqualified, start quartz burner work, so as to fulfill the processing that carries out disinfection to the water in vacuum tank, prevent water in voltage stabilizing
Discharged after being contaminated in tank to user, ensure that the water safety of user.And due to being that purple has been mounted directly in vacuum tank
Outside line fluorescent tube, simplifies the arrangement of outside, compact-sized.
The AMT-W400 that the water quality detection sensor can use Yun Chuan Internet of Things technology Co., Ltd of Shenzhen to sell is online
Multi-parameter water quality detection sensor, the sensor can select the parameter to be measured to include dissolved oxygen, pH, ORP, electrical conductivity, turbid
Degree etc..Using RS485 buses, Modbus/RTU communications protocol carries out data transmission.The signal that the sensor measures can be passed directly
Data acquisition platform is defeated by, technical staff can use touch-screen, and the various ways such as mobile phone and computer carry out data acquisition, convenient
Fast.Data acquisition platform can pass through data cable or wireless network connection to water processing control host, water processing control host
With quartz burner control connect, when detecting that water quality is unqualified by water quality detection sensor, water processing control host according to
The testing result, controls the quartz burner energization in steady-flow tank to start to work and carries out water sterilization processing, otherwise turn off ultraviolet
Fluorescent tube, without work, so as to realize the safety for ensureing water quality.
Specifically, the free end side of the quartz burner is installed on two the first parallel mounting plates 142, the
In mounting hole on two mounting plates 143, it is circular layout between the installing plate and light bed plate with multiple in the inner side of fluorescent tube
Bracing piece 141 be fixedly connected, bracing piece 141 and mounting plate and light bed plate play reinforcement support to be welded to connect fixation
Make, prevent quartz burner from being loosened or damaged by water impact.
Wherein, there is first check-valve 42 on the tap water oral siphon of the influent side of the vacuum tank, to prevent in vacuum tank
Aqueous reflux return in tap water oral siphon, tap water is formed and is polluted, there is second check-valve 71 on the water supply pipe, described the
Two check-valves are located between the pressure water tank and variable frequency pump, to prevent the water in pressure water tank to be back to frequency conversion pump side.
The vacuum tank is supported in equipment room by support 13, and there is pressure sensor 16 in upper end to detect the interior of tank body
Water pressure, and vacuum suppresser 11 is equipped with, the above is the prior art, this is no longer illustrated.
Wherein, the bottom of the pressure water tank is equipped with water inlet pipe 24 and water outlet pipe 23, divides on water inlet pipe 24 and water outlet pipe 23
There are not inlet valve 25, outlet valve 26, for controlling water inlet and water outlet, the water inlet pipe and water outlet pipe to be connected respectively with water supply pipe
Connect, the effluent pipe mouth of the water inlet pipe is extend into more than the middle part of pressure water tank, and the water inlet of the water outlet pipe is located at the pressure
The interior bottom of power water pot.
Wherein, the top of the pressure water tank is equipped with pressure gauge valve 27, to detect the pressure size of air in pressure water tank
And air during water inlet inside discharge, to intake, the air compressor starts according to air pressure size, pressure is adjusted
The pressure value of compressed air in water pot, air pressure discharge water is carried out to enter when opening outlet valve by compressed air.
Wherein, high-order liquid level gauge 21, low level liquid level gauge 22 are installed, for low in liquid level on the side wall of the pressure water tank
When certain position, inlet valve and pressure gauge valve are opened, by starting frequency conversion pump work water-filling into tank, higher than a positioning
When, close inlet valve and pressure gauge valve.At night, it is necessary to use water, outlet valve is opened, and enter by compressed air inlet and compress
Air, makes in tank body water pressure of being bullied be discharged in the watering equipment of user and use, and need not use the startup of variable frequency pump
The variable frequency pump 6 is two, is arranged in parallel, each other spare use.
In the present invention, the compressed air inlet can connect air compressor by compressed air hose, be compressed by air
Machine provides compressed air in pressure water tank, on daytime, opens inlet valve, water is entered in pressure water tank by variable frequency pump, filling
After full pressure water tank and inlet valve is closed, at night, it is necessary to use water, opens outlet valve, and enter by compressed air inlet and press
Contracting air, makes in tank body water pressure of being bullied be discharged in the watering equipment of user and use, and need not use the startup of variable frequency pump.
The pressure water tank is made of food-grade stainless steel material, can be located at roof, can also be located at describedly
Used between wetting system storage under face, water is sent in user equipment by air compression force and is used, specific volume can root
Designed according to user's needs.
The secondary water supply system of the present invention can be used directly as secondary water-supply, and daytime is directly connected to water by variable frequency pump
The equipment of user is sent to, and is supplied water at night by pressure water tank, without water tank, has prevented the secondary pollution of water tank, and prevent
Diaphragm of rubber and airbag components are used in existing air pressure tank, can polluted problem.
The present invention after vacuum tank can be utilized to realize the current stabilization processing to water, passes through pressure by above scheme on daytime
Water pot receives the water storage from variable frequency pump, will supply water using the pressure of compressed air and uses by the pressure water tank in night
Family equipment uses, and so can equally reduce the use of variable frequency pump, and particularly, the vacuum tank, pressure water tank are full-closed structure,
Directly tap water is incorporated into the equipment of user and used, there is no the entrance in external contamination source, ensure that being pacified with water for user
Entirely.
In addition, the present invention can be examined by being provided with quartz burner in vacuum tank by water quality detection sensor
Measure water it is unqualified when, start quartz burner work, so as to fulfill the processing that carries out disinfection to the water in vacuum tank, prevent water
Discharged after being contaminated in vacuum tank to user, ensure that the water safety of user.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of secondary water supply system, including tap water oral siphon, there is Y-filter on the tap water oral siphon, its feature
It is, further includes vacuum tank and pressure water tank, variable frequency pump；The water inlet of the vacuum tank connects with tap water oral siphon road,
The water outlet of the vacuum tank is connected by the water inlet of connecting line and variable frequency pump, and the water outlet of the variable frequency pump is set with user
Standby water supply pipe is connected, and the pressure water tank is connected on the water supply pipe, and the pressure water tank passes through compressed air
Mouth connection air compressor；The influent side of the vacuum tank is equipped with water quality detection sensor, and there are multiple edges being circular layout in inside
The quartz burner that axis is set, the quartz burner load from the side of the vacuum tank, and by light bed plate with it is described
The connecting seat set on the inside of vacuum tank is fixedly connected, and has protective cover outside the light bed plate.
2. secondary water supply system as claimed in claim 1, it is characterised in that the tap water oral siphon of the influent side of the vacuum tank
On have first check-valve, have second check-valve on the water supply pipe, the second check-valve is located at the pressure water tank with becoming
Between frequency pumps.
3. secondary water supply system as claimed in claim 1, it is characterised in that the bottom of the pressure water tank be equipped be respectively provided with into
The water inlet pipe and water outlet pipe of water valve and outlet valve, the water inlet pipe and water outlet pipe are connected with water supply pipe respectively, the water into
The effluent pipe mouth of pipe is extend into more than the middle part of pressure water tank, and the water inlet of the water outlet pipe is located at the interior bottom of the pressure water tank
Portion.
4. secondary water supply system as claimed in claim 3, it is characterised in that the top of the pressure water tank is equipped with pressure gauge valve,
High-order liquid level gauge, low level liquid level gauge are installed on the side wall of the pressure water tank.
5. secondary water supply system as claimed in claim 1, it is characterised in that the free end side of the quartz burner is installed on
In mounting hole on two parallel mounting plates, it is fixedly connected between the installing plate and light bed plate with bracing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272438.5A CN107975092A (en) | 2017-12-06 | 2017-12-06 | A kind of secondary water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272438.5A CN107975092A (en) | 2017-12-06 | 2017-12-06 | A kind of secondary water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107975092A true CN107975092A (en) | 2018-05-01 |
Family
ID=62009116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711272438.5A Pending CN107975092A (en) | 2017-12-06 | 2017-12-06 | A kind of secondary water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107975092A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457762A (en) * | 2018-06-14 | 2019-03-12 | 天津宏捷安装工程有限公司 | A kind of safe and intelligent laminating water supply equipment configuring steady-flow tank |
-
2017
- 2017-12-06 CN CN201711272438.5A patent/CN107975092A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457762A (en) * | 2018-06-14 | 2019-03-12 | 天津宏捷安装工程有限公司 | A kind of safe and intelligent laminating water supply equipment configuring steady-flow tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104846952A (en) | Dual-mode intelligent secondary water supply equipment | |
| CN107975092A (en) | A kind of secondary water supply system | |
| CN207794178U (en) | A kind of secondary water supply system | |
| CN206328805U (en) | A kind of non-negative pressure water-supply installation with filtering and sterilizing device | |
| CN109113130A (en) | A kind of method of secondary water-supply force (forcing) pump persistent pressure | |
| CN100357532C (en) | Living and fire--fighting common non-negative-pressure water supply system | |
| CN106006829A (en) | Ultraviolet sterilization water tank | |
| CN215053435U (en) | Tap water intelligent constant pressure water supply device | |
| CN207228213U (en) | Integrated-type mute non-negative-pressure laminates intelligent water supply equipment | |
| CN103556680A (en) | Intelligent box water supplying equipment | |
| CN210736287U (en) | Ozone leakage treatment device of water treatment system | |
| CN104846937A (en) | Pipe network pressure-superposed water supply equipment with auxiliary energy-saving small-flow pump | |
| CN207633409U (en) | A kind of pressure-stabilizing water supply system | |
| CN104846931A (en) | Intelligent pipe network pressure-superposed non-negative pressure variable frequency water supply device | |
| CN206233307U (en) | One kind is without negative pressure pressure-superposed steady-flow supply equipment | |
| CN106186173A (en) | A kind of remote control type ultraviolet disinfection water tank | |
| CN107975093A (en) | A kind of pressure-stabilizing water supply system | |
| CN205387735U (en) | Take purification performance's energy -saving no negative pressure water supply equipment | |
| CN104846939A (en) | Full-automatic pipe network pressure-superposed difference compensation secondary water supply device | |
| CN104846945A (en) | Pipe network differential compensation energy-saving water supply equipment with auxiliary pump | |
| CN104846887A (en) | Pot-type pipe network differential pressure quantity compensation flow stabilization water supply device | |
| CN214245930U (en) | Energy-saving efficient immersion type non-negative pressure water supply equipment | |
| CN205190224U (en) | Water level control device of aqueous vapor bucket on water -cooled compressor | |
| CN217998271U (en) | Novel full frequency conversion difference compensation type box type non-negative pressure water supply equipment | |
| CN217782233U (en) | Intelligent integrated water supply device for water tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180501 |
|
| WD01 | Invention patent application deemed withdrawn after publication |