CN108552029A - A kind of novel garden maintenance automatic irrigation device - Google Patents
A kind of novel garden maintenance automatic irrigation device Download PDFInfo
- Publication number
- CN108552029A CN108552029A CN201810040644.1A CN201810040644A CN108552029A CN 108552029 A CN108552029 A CN 108552029A CN 201810040644 A CN201810040644 A CN 201810040644A CN 108552029 A CN108552029 A CN 108552029A
- Authority
- CN
- China
- Prior art keywords
- mobile
- water
- pouring
- mobile box
- pipe
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/003—Controls for self-acting watering devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/001—Self-acting watering devices, e.g. for flower-pots with intermittent watering means
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The present invention provides a kind of novel garden maintenance automatic irrigation device, including main control cabinet and the cultivation pedestal for being set to main control cabinet side;Parallel side-by-side is placed with several plantation storehouses for planting plants on the cultivation pedestal;Each plantation storehouse is all correspondingly arranged on a pouring frame, pours frame and is erected in plantation storehouse top;The mobile pouring component poured for planting the plant in storehouse to lower section is provided on pouring frame;The mobile component that pours includes mobile box, water-supply-pipe and the spray head being connected to water-supply-pipe;It is internally provided with driving motor in mobile box, and pulley is provided in the movement box lower part, with pouring frame contact site;Each two adjacent movements are connected between pouring component by scalable conduit, in actual use, each mobile component that pours does not interfere mutually respective operation and movement, flexibility higher, the wireless telecommunications of combining wireless communication unit and main control cabinet connect, it may be implemented wirelessly to manipulate, the design intelligence degree is high, and using effect is good.
Description
[technical field]
The present invention relates to irrigation device technical field more particularly to a kind of new property of innovation are high, reasonable in design, intelligent
The high novel garden of degree conserves automatic irrigation device.
[background technology]
China be a freshwater resources there is a serious shortage of country, country is greatly developing conservation-minded society, and economizes on
Water has been rooted in the hearts of the people, and people use different pouring modes to different plant varieties at present, and such as the crops of large area is adopted
With water inlet surface irrigation, for trees using single pouring of water lift, lawn, which is generally sprayed with water pipe, to be poured, and the irrigation one in gardens
As all be use pipeline water, introduced the water into gardens and poured with sebific duct, very big waste is caused to water resource, and flow directly impacts work
Object, soil, be easy to cause crop damage, soil losses, irrigate non-uniform situation more seriously sometimes can be seedling
Root go out soil and cause death of seedling, cause irrigation effect undesirable, currently, the freshwater resources in natural environment are more and more tighter
It lacks, some places excessively cause the earth's crust to sink using underground water, so being badly in need of that water resource, irrigation effect can be saved in the market
Good irrigator.
Based on the above issues, those skilled in the art has carried out a large amount of research and development and experiment, from automatic irrigation device
Start in terms of structure and principle and be improved and improve, and achieves preferable achievement.
[invention content]
To overcome the problems of prior art, it is high, reasonable in design, intelligent that the present invention provides a kind of new property of innovation
The high novel garden of change degree conserves automatic irrigation device.
The scheme that the present invention solves technical problem is to provide a kind of novel garden maintenance automatic irrigation device, including main control
Cabinet and the cultivation pedestal for being set to main control cabinet side;On the cultivation pedestal parallel side-by-side be placed with several for kind
Plant the plantation storehouse of plant;And each plantation storehouse is all correspondingly arranged on a pouring frame, which is erected in plantation storehouse top;
The mobile pouring component poured for planting the plant in storehouse to lower section is provided on the pouring frame;On the pouring frame
Portion offers rectangular through holes;The mobile component that pours includes mobile box, water-supply-pipe and the spray head being connected to water-supply-pipe;
It is internally provided with driving motor in the mobile box, and pulley is provided in the movement box lower part, with pouring frame contact site;Institute
The rotation of driving motor driving pulley is stated, realizes mobile pouring component moving in parallel on pouring frame;Each two adjacent movements are poured
It is connected to by scalable conduit between filling component;Opened up inside the mobile box and water-filled pipe, the water-filled pipe with it is scalable
Conduit is connected to;The main control cabinet is internally provided with controller, wireless transmission receiving unit, wireless WIFI unit, memory, temperature
Spend sensor, alarm and power supply;The wireless transmission receiving unit, wireless WIFI unit, memory, temperature sensor with
Alarm and controller are electrically connected;The main control cabinet front be provided with the touch display screen that is electrically connected with controller with
And several control buttons, emergency switch button, it is further opened with maintenance door;Each mobile box is internally provided with and main control cabinet
Internal wireless transmission receiving unit carries out wireless communication unit, temperature sensor and the alarm of information interconnection and intercommunication;
The mobile box front is additionally provided with signal display;It is additionally provided with inside the mobile water-supply-pipe for pouring component and spray head
It is connected, the spray head height adjustment mechanism for adjusting spray grease head highness;The spray head height adjustment mechanism includes connection
The driving motor that bar and drive connection bar move up and down;The connection rod outer surface is contacted with water delivery inside pipe wall;The pouring
Frame top offers and pulley form fit, the pulley groove for limiting pulley motion track and direction;The cunning of mobile box lower part
Wheel is directly embedded into the pulley groove;The plantation orlop portion offers several osculums for ponding to be discharged, and is planting
It plants and is additionally provided with soil quality sensor, temperature sensor, humidity sensor and pH value sensor inside storehouse;The soil product
Matter sensor, temperature sensor, humidity sensor and pH value sensor and controller are electrically connected;Outside each mobile box
It is additionally provided with operating status LED light;The operating status LED light includes at least red LED indicator light, green LED
Indicator light and blue led indicator light;Spray head front end position be provided with control spray state solenoid electric valve and
Infrared camera for shooting actual working environment state;The operating status LED light, solenoid electric valve and infrared
Camera is electrically connected with controller;The mobile box of the right end is connected with into water water pipe.
Preferably, each scalable conduit both ends and the connecting portion of mobile box are provided with waterproof connector.
Preferably, the pouring frame both ends are separately provided for incuding the infrared sensor of mobile box running position;It should
Each infrared sensor is electrically connected with controller.
Preferably, the mobile box is internally provided with the nutrient solution storehouse for storing nutrient solution;The nutrient solution storehouse and water delivery
Pipe is interconnected;And connection position is provided with Electromagnetic Control valve.
Preferably, the mobile box is internally provided with chargeable storage.
Compared with prior art, a kind of novel garden maintenance automatic irrigation device of the present invention by being arranged main control cabinet simultaneously
11 and it is set to the cultivation pedestal 12 of 11 side of main control cabinet, and parallel side-by-side places several on the cultivation pedestal 12
For the plantation storehouse 123 of planting plants, pour what plant of the setting for being planted to lower section in storehouse 123 on frame 121 was poured
Mobile to pour component 125, each two adjacent movements are connected between pouring component 125 by scalable conduit 1251, actual use
In the process, each mobile component 125 that pours does not interfere mutually respective operation and movement, flexibility higher, combining wireless communication list
Member is connect with the wireless telecommunications of main control cabinet 11, may be implemented wirelessly to manipulate, and the design intelligence degree is high, and using effect is good.
[description of the drawings]
Fig. 1 is a kind of stereoscopic-state structural schematic diagram of novel garden maintenance automatic irrigation device of the present invention.
Fig. 2 is a kind of stereoscopic-state structural representation at another visual angle of novel garden maintenance automatic irrigation device of the present invention
Figure.
[specific implementation mode]
To make the purpose of the present invention, technical solution and advantage be more clearly understood, with reference to the accompanying drawings and embodiments, to this
Invention is further elaborated.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, not
For limiting the invention.
Please refer to Fig.1 and Fig. 2, a kind of novel garden maintenance automatic irrigation device 1 of the present invention include main control cabinet 11 and
It is set to the cultivation pedestal 12 of 11 side of main control cabinet;On the cultivation pedestal 12 parallel side-by-side be placed with several for kind
Plant the plantation storehouse 123 of plant;And each plantation storehouse 123 is all correspondingly arranged on a pouring frame 121, which is erected in
Plant 123 top of storehouse;The shifting poured for planting the plant in storehouse 123 to lower section is provided on the pouring frame 121
It is dynamic to pour component 125;121 top of pouring frame offers rectangular through holes 1211;The mobile component 125 that pours includes moving
Dynamic box 1259, water-supply-pipe 1253 and the spray head 1255 being connected to water-supply-pipe 1253;It is arranged inside the mobile box 1259
There is driving motor, and pulley is provided in 1259 lower part of movement box, with 121 contact site of pouring frame;The driving motor drives
Movable pulley rotates, and realizes mobile pouring component moving in parallel on pouring frame 121;Component 125 is poured in each two adjacent movements
Between pass through scalable conduit 1251 be connected to;Opened up inside the mobile box 1259 and water-filled pipe, the water-filled pipe with can stretch
Contracting conduit 1251 is connected to;The main control cabinet 11 be internally provided with controller, wireless transmission receiving unit, wireless WIFI unit,
Memory, temperature sensor, alarm and power supply;The wireless transmission receiving unit, wireless WIFI unit, memory, temperature
Sensor is spent to be electrically connected with alarm and controller;It is provided in 11 front of the main control cabinet and is electrically connected with controller
Touch display screen 111 and several control buttons, emergency switch button, are further opened with maintenance door;Each mobile box 1259
It is internally provided with and carries out the wireless communication unit of information interconnection and intercommunication, temperature with the wireless transmission receiving unit inside main control cabinet 11
Spend sensor and alarm;It is additionally provided with signal display in 1259 front of mobile box;The mobile pouring component 125
Water-supply-pipe 1253 inside be additionally provided be connected with spray head 1255, the spray grease head highness for adjusting 1255 height of spray head
Regulating mechanism;The spray head height adjustment mechanism includes the driving motor that connecting rod and drive connection bar move up and down;Institute
Connection rod outer surface is stated to contact with 1253 inner wall of water-supply-pipe;121 top of pouring frame offer with pulley form fit, be used for
Limit the pulley groove of pulley motion track and direction;The pulley of 1259 lower part of mobile box is directly embedded into the pulley groove;It is described
Plantation 123 bottom of storehouse offers several osculums for ponding to be discharged, and is additionally provided with soil product inside plantation storehouse 123
Matter sensor, temperature sensor, humidity sensor and pH value sensor;It is the soil quality sensor, temperature sensor, wet
Sensor and pH value sensor is spent to be electrically connected with controller;It is additionally provided with operating status outside each mobile box 1259
LED light;The operating status LED light includes at least red LED indicator light, green LED indicator lamp and blue led
Indicator light;1255 front end position of the spray head is provided with the solenoid electric valve of control spray state and for shooting practical work
Make the infrared camera of ambient condition;The operating status LED light, solenoid electric valve and infrared camera and controller
It is electrically connected;The mobile box 1259 of the right end is connected with into water water pipe 13.
It is supported by the way that main control cabinet 11 is arranged simultaneously and is set to the cultivation pedestal 12 of 11 side of main control cabinet, and described
The plantation storehouse 123 that parallel side-by-side on pedestal 12 places several for planting plants is grown, pours on frame 121 and is arranged for lower section
The mobile pouring component 125 that plant in plantation storehouse 123 is poured, each two adjacent movements pass through between pouring component 125
Scalable conduit 1251 is connected to, during actual use, each mobile component 125 that pours does not interfere respective operation and shifting mutually
Dynamic, flexibility higher, combining wireless communication unit is connect with the wireless telecommunications of main control cabinet 11, may be implemented wirelessly to manipulate, this
It is high to design intelligence degree, using effect is good.
Preferably, each 1251 both ends of scalable conduit and the connecting portion of mobile box 1259 are provided with waterproof connector.
Good airproof performance.
Preferably, pouring 121 both ends of frame are separately provided for incuding the infrared biography of 1259 running position of mobile box
Sensor;Each infrared sensor is electrically connected with controller.
Preferably, the mobile box 1259 is internally provided with the nutrient solution storehouse for storing nutrient solution;The nutrient solution storehouse with
Water-supply-pipe is interconnected;And connection position is provided with Electromagnetic Control valve.
Preferably, the mobile box 1259 is internally provided with chargeable storage.
Compared with prior art, a kind of novel garden maintenance automatic irrigation device 1 of the present invention by being arranged main control simultaneously
Cabinet 11 and the cultivation pedestal 12 for being set to 11 side of main control cabinet, and parallel side-by-side placement is several on the cultivation pedestal 12
A plantation storehouse 123 for planting plants is poured setting on frame 121 and is poured for planting the plant in storehouse 123 to lower section
Mobile pouring component 125, each adjacent two movement is connected to by scalable conduit 1251 between pouring components 125, actually made
With in the process, each mobile component 125 that pours does not interfere mutually respective operation and movement, flexibility higher, combining wireless communication
Unit is connect with the wireless telecommunications of main control cabinet 11, may be implemented wirelessly to manipulate, and the design intelligence degree is high, using effect
It is good.
The embodiments of the present invention described above are not intended to limit the scope of the present invention.It is any in the present invention
Spirit and principle within made by modifications, equivalent substitutions and improvements etc., should be included in the claim protection model of the present invention
Within enclosing.
Claims (5)
1. a kind of novel garden conserves automatic irrigation device, it is characterised in that:Including main control cabinet and it is set to main control cabinet
The cultivation pedestal of side;Parallel side-by-side is placed with several plantation storehouses for planting plants on the cultivation pedestal;And it is each
Plantation storehouse is all correspondingly arranged on a pouring frame, which is erected in plantation storehouse top;It is provided on the pouring frame
The mobile pouring component poured for planting the plant in storehouse to lower section;It is logical that the pouring frame top offers rectangle
Hole;The mobile component that pours includes mobile box, water-supply-pipe and the spray head being connected to water-supply-pipe;Inside the mobile box
It is provided with driving motor, and pulley is provided in the movement box lower part, with pouring frame contact site;The driving motor driving is slided
Mobile pouring component moving in parallel on pouring frame is realized in wheel rotation;Each adjacent two movement is poured between components by can
Telescoping catheter is connected to;It is opened up inside the mobile box and water-filled pipe, the water-filled pipe is connected to scalable conduit;The master control
Cabinet processed be internally provided with controller, wireless transmission receiving unit, wireless WIFI unit, memory, temperature sensor, alarm with
And power supply;The wireless transmission receiving unit, wireless WIFI unit, memory, temperature sensor and alarm and controller electricity
Property connection;The main control cabinet front be provided with the touch display screen being electrically connected with controller and several control by
Button, emergency switch button, are further opened with maintenance door;Each mobile box is internally provided with and the wireless transmission inside main control cabinet
Receiving unit carries out wireless communication unit, temperature sensor and the alarm of information interconnection and intercommunication;In the mobile box front
It is additionally provided with signal display;It is additionally provided with and is connected with spray head, for adjusting inside the mobile water-supply-pipe for pouring component
The spray head height adjustment mechanism of section spray grease head highness;The spray head height adjustment mechanism includes connecting rod and drive connection
The driving motor that bar moves up and down;The connection rod outer surface is contacted with water delivery inside pipe wall;The pouring frame top offer with
Pulley form fit, the pulley groove for limiting pulley motion track and direction;The pulley of mobile box lower part is directly embedded into described
In pulley groove;The plantation orlop portion offers several osculums for ponding to be discharged, and is also set up inside plantation storehouse
There are soil quality sensor, temperature sensor, humidity sensor and pH value sensor;The soil quality sensor, temperature
Sensor, humidity sensor and pH value sensor and controller are electrically connected;It is additionally provided with operation outside each mobile box
State LED light;The operating status LED light includes at least red LED indicator light, green LED indicator lamp and indigo plant
Color LED light;Spray head front end position is provided with the solenoid electric valve of control spray state and for shooting reality
The infrared camera of working environment state;The operating status LED light, solenoid electric valve and infrared camera and control
Device is electrically connected;The mobile box of the right end is connected with into water water pipe.
2. a kind of novel garden as described in claim 1 conserves automatic irrigation device, it is characterised in that:It is described each scalable to lead
Pipe both ends and the connecting portion of mobile box are provided with waterproof connector.
3. a kind of novel garden as described in claim 1 conserves automatic irrigation device, it is characterised in that:The pouring frame both ends
It is separately provided for incuding the infrared sensor of mobile box running position;Each infrared sensor electrically connects with controller
It connects.
4. a kind of novel garden as described in claim 1 conserves automatic irrigation device, it is characterised in that:Inside the mobile box
It is provided with the nutrient solution storehouse for storing nutrient solution;The nutrient solution storehouse is interconnected with water-supply-pipe;And it is provided at connection position
Electromagnetic Control valve.
5. a kind of novel garden as described in claim 1 conserves automatic irrigation device, it is characterised in that:Inside the mobile box
It is provided with chargeable storage.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810040644.1A CN108552029A (en) | 2018-01-16 | 2018-01-16 | A kind of novel garden maintenance automatic irrigation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810040644.1A CN108552029A (en) | 2018-01-16 | 2018-01-16 | A kind of novel garden maintenance automatic irrigation device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108552029A true CN108552029A (en) | 2018-09-21 |
Family
ID=63529837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810040644.1A Pending CN108552029A (en) | 2018-01-16 | 2018-01-16 | A kind of novel garden maintenance automatic irrigation device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108552029A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022221394A1 (en) * | 2021-04-13 | 2022-10-20 | Steam Tech, Llc | Plant growing system |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204498988U (en) * | 2015-03-04 | 2015-07-29 | 江苏天水灌排设备有限公司 | A kind of drone version treegarden irrigation machine |
CN205284395U (en) * | 2016-01-14 | 2016-06-08 | 潍坊友容实业有限公司 | Seedling cultivation greenhouse |
CN106258861A (en) * | 2016-10-14 | 2017-01-04 | 宁夏大学 | Balcony gardening water-fertilizer integrated intelligent automatic irrigation device |
CN107006302A (en) * | 2017-06-02 | 2017-08-04 | 深圳市正冠科技有限公司 | A kind of high intelligent ecological afforestation management system |
CN107155683A (en) * | 2017-06-02 | 2017-09-15 | 深圳市正冠科技有限公司 | A kind of high intelligent afforestation automatic irrigation system |
CN206586105U (en) * | 2017-03-28 | 2017-10-27 | 安徽理工大学 | A kind of potted landscape maintenance of equipment automatically controlled based on LAN |
CN107333630A (en) * | 2017-07-18 | 2017-11-10 | 刘肖俊 | A kind of novel efficient automated intelligent irrigation system |
CN107535322A (en) * | 2017-09-30 | 2018-01-05 | 梁水明 | A kind of urban afforestation Automated condtrol sprinkling irrigation equipment |
-
2018
- 2018-01-16 CN CN201810040644.1A patent/CN108552029A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204498988U (en) * | 2015-03-04 | 2015-07-29 | 江苏天水灌排设备有限公司 | A kind of drone version treegarden irrigation machine |
CN205284395U (en) * | 2016-01-14 | 2016-06-08 | 潍坊友容实业有限公司 | Seedling cultivation greenhouse |
CN106258861A (en) * | 2016-10-14 | 2017-01-04 | 宁夏大学 | Balcony gardening water-fertilizer integrated intelligent automatic irrigation device |
CN206586105U (en) * | 2017-03-28 | 2017-10-27 | 安徽理工大学 | A kind of potted landscape maintenance of equipment automatically controlled based on LAN |
CN107006302A (en) * | 2017-06-02 | 2017-08-04 | 深圳市正冠科技有限公司 | A kind of high intelligent ecological afforestation management system |
CN107155683A (en) * | 2017-06-02 | 2017-09-15 | 深圳市正冠科技有限公司 | A kind of high intelligent afforestation automatic irrigation system |
CN107333630A (en) * | 2017-07-18 | 2017-11-10 | 刘肖俊 | A kind of novel efficient automated intelligent irrigation system |
CN107535322A (en) * | 2017-09-30 | 2018-01-05 | 梁水明 | A kind of urban afforestation Automated condtrol sprinkling irrigation equipment |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022221394A1 (en) * | 2021-04-13 | 2022-10-20 | Steam Tech, Llc | Plant growing system |
USD1014194S1 (en) | 2021-04-13 | 2024-02-13 | Steam Tech, Llc | Tray |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206866165U (en) | A kind of full-automatic domestic balcony flower plant Cultivate administration intelligence system | |
CN202310715U (en) | Combined type stereoscopic seedling cultivation machine | |
CN204217551U (en) | The full-automatic curing means of green plant | |
CN206118511U (en) | Flower art frame | |
CN105830813A (en) | Automatic flower planting device | |
CN108293941A (en) | The device of plant is breeded fish and cultivated to a kind of movable-type intelligent household | |
CN207284200U (en) | Intelligent translational formula water-fertilizer-pesticide integration sprinkling irrigation equipment | |
CN205623524U (en) | Automatic planting flower ware | |
CN105145157A (en) | Plantation case having automatic soil-turning over function | |
CN209218836U (en) | A kind of intelligence fruit and vegetable planting machine | |
CN108371169A (en) | It is a kind of to plant the automatic control device to spray by green for scape | |
CN108552029A (en) | A kind of novel garden maintenance automatic irrigation device | |
CN109892216A (en) | A kind of Intelligent watering control device in plant culture | |
CN203761983U (en) | Humidity-control adjustable intermittent watering device | |
CN204860280U (en) | Plant case with automatically function of digging | |
CN205756206U (en) | Indoor intelligent fish dish incubator | |
CN207135777U (en) | A kind of potted plant house keeper of visualization based on internet | |
CN202738563U (en) | Timing automatic watering device | |
CN210869024U (en) | Energy-concerving and environment-protective type green house irrigation equipment | |
CN209788000U (en) | Municipal garden afforestation intelligence is grown seedlings and is supplied liquid device | |
CN209330800U (en) | A kind of Catchwork irrigation device in gardens | |
CN207427779U (en) | A kind of planting machines people | |
CN208300416U (en) | A kind of telescopic corps growth frame | |
CN107047130A (en) | Photovoltaic green greenhouse system and greenhouse gardening method | |
CN209268185U (en) | A kind of rhizoma et Radix Baphicacanthis Cusiae seedling raising greenhouse control device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180921 |