CN110258405A - A kind of new road dredging trash-removal device - Google Patents
A kind of new road dredging trash-removal device Download PDFInfo
- Publication number
- CN110258405A CN110258405A CN201910650042.2A CN201910650042A CN110258405A CN 110258405 A CN110258405 A CN 110258405A CN 201910650042 A CN201910650042 A CN 201910650042A CN 110258405 A CN110258405 A CN 110258405A
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- motor
- cabinet
- supply line
- power supply
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 238000004140 cleaning Methods 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000005096 rolling process Methods 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 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 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/02—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt
- E01H1/04—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt taking- up the sweepings, e.g. for collecting, for loading
- E01H1/045—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt taking- up the sweepings, e.g. for collecting, for loading the loading means being a rotating brush with horizontal axis
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/02—Mobile apparatus, e.g. watering-vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention provides a kind of new road dredging trash-removal device, including cabinet, chamber door, pull ring, pushing hands, observation window, movable pulley, cleaning mechanism, baffle, scraper bowl, partition, water pump, cleaning pipe, battery, controller, the first motor, transmission rolling shaft, buzzer, water inlet, switching group, water level sensor, storage box and water tank, the chamber door are mounted on the one side of cabinet, and wherein the one side of cabinet is welded with pull ring, and the another side of cabinet is welded with pushing hands；The cleaning mechanism is mounted on the one side of movable pulley；The water tank is internally provided with water pump, and wherein the downside of water pump is equipped with cleaning pipe；The another side of the battery is equipped with the first motor, wherein the downside of the first motor is equipped with transmission rolling shaft.Cleaning mechanism of the present invention, the setting of cleaning pipe and transmission rolling shaft, dredging effect is preferable, and use is more convenient, and can be to cleaning after road dredging, and mud is not easy to fall, and safety is preferable.
Description
Technical field
The invention belongs to Municipal Road Engineering equipment technology field more particularly to a kind of new road dredging trash-removal devices.
Background technique
Vital arteries of the urban road as the development in city, are of great immediate significance, but rainfall in China in recent years
It is universal on the high side, and heavy rain is continuous, causes the low-lying section ponding in city serious, and ponding can form thick on road surface after decorporating
One layer of mud, vehicle sail easy skidding in wet and slippery mud ground uplink, influence the passage of vehicle, and it is hidden to there is very big safety
Suffer from, it is therefore desirable to which sanitationman clears up.
China Patent Publication No. is 208685513 U of CN, and a kind of entitled Municipal Road Engineering environmental protection of innovation and creation is clear
Silt device, including placing box, the right side of placing box are equipped with battery, and the top of battery is equipped with switch, the output end of switch with
The input terminal of battery is electrically connected, and the right side of placing box is equipped with two upright bars, the top of upright bar and the one of No. two electric telescopic rods
End is fixedly connected, and the input terminal of No. two electric telescopic rods is electrically connected with the output end of switch, the other end of No. two electric telescopic rods
It is fixedly connected with the side of mounting blocks, the bottom of mounting blocks is fixedly connected with one end of No.1 electric telescopic rod, and No.1 is electronic to stretch
The input terminal of contracting bar is electrically connected with the output end of switch, and the other end of No.1 electric telescopic rod is fixedly connected with the side of motor.
But that there is dredging effects is poor for existing political affairs road engineering environment-protective desilting device, it is inconvenient to use, and can not be to road
It is cleaned after dredging, while mud is easy to fall, safety is poor, and after dredging, mud is not easy the problem of taking out.
Therefore, a kind of new road dredging trash-removal device is invented to be very necessary.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of new road dredging trash-removal devices, to solve existing political affairs
That there is dredging effects is poor for road engineering environment-protective desilting device, inconvenient to use, and can not to being cleaned after road dredging,
Mud is easy to fall simultaneously, and safety is poor, and after dredging, mud is not easy the problem of taking out.A kind of new road
Dredging trash-removal device, including cabinet, chamber door, pull ring, pushing hands, observation window, movable pulley, cleaning mechanism, baffle, scraper bowl, partition, water
Pump, cleaning pipe, battery, controller, the first motor, transmission rolling shaft, buzzer, water inlet, switching group, water level sensor,
Storage box and water tank, the chamber door are mounted on the one side of cabinet, and wherein the one side of cabinet is welded with pull ring, and cabinet is another
One side is welded with pushing hands；The observation window is mounted on the one side of cabinet, and wherein the downside of cabinet is provided with movable pulley；Institute
The one side that cleaning mechanism is mounted on movable pulley is stated, wherein the upper side of cleaning mechanism is provided with baffle, and the one of cleaning mechanism
Side is equipped with scraper bowl；The partition is mounted on the inside of cabinet, and wherein the one side of partition is provided with water tank, and water tank is another
One side is provided with storage box；The water tank is internally provided with water pump, and wherein the downside of water pump is equipped with cleaning pipe；It is described
The upper side of cabinet is equipped with battery, and wherein the one side of battery is equipped with controller；The another side of the battery
First motor is installed, wherein the downside of the first motor is equipped with transmission rolling shaft；The buzzer is mounted on cabinet
Upper side, wherein the side of buzzer is equipped with water inlet, and the other side of water inlet is equipped with switching group；The water tank it is interior
Portion is provided with water level sensor.
The cleaning mechanism includes mounting plate, the second motor, connection frame, fixed frame, screw rod and scrub-brush, the peace
The downside of loading board is equipped with the second motor by bolt, wherein the one side of the second motor is equipped with screw rod, and spiral shell
The lateral surface of spinner handle is equipped with scrub-brush；The screw rod passes through fixed frame, wherein there are two fixed mount settings, and fixed frame
Upper side is cased with connection frame；Spring is installed, wherein one end of fixed frame is embedded in connection between the fixed frame and connection frame
Inside frame.
The cleaning pipe includes tube body, transverse pipe, spray head and fixed link, and the downside of the tube body is equipped with by screw thread
Transverse pipe, wherein the downside of transverse pipe is provided with spray head, and the upper end of transverse pipe is equipped with fixed link, and wherein fixed link is arranged
There are two.
The controller includes microprocessor, voltage changing module, the first drive module, the second drive module and relay, institute
It states microprocessor to be connected by power supply line with voltage changing module, wherein voltage changing module passes through power supply line and battery or switching group phase
Connect, and the model S-60-12 of voltage changing module, the model NP220-12 of the battery；The input terminal of the microprocessor is logical
It crosses power supply line to be connected with water level sensor, wherein the model LPC4076FET180K of microprocessor, and water level sensor uses
Capacitive approach switch；The output end of the microprocessor is connected by power supply line with the first drive module, wherein the first driving
Module is connected by power supply line with the first motor or the second motor, and the model L298N of the first drive module, this first
The model Y80M1-2 of motor or the second motor；The output end of the microprocessor passes through power supply line and the second driving mould
Block is connected, wherein the second drive module is connected by power supply line with water pump, and the model L298N of the second drive module, the water
The model 50GW25-10-1.5 of pump；The output end of the microprocessor is connected by power supply line with relay, wherein relay
It is connected by power supply line with buzzer, wherein the model ZHRT1-A2T AC220V of relay, the model MT- of the buzzer
520。
The lateral surface of the transmission rolling shaft is provided with helical-blade, and wherein one end of transmission rolling shaft is arranged inside scraper bowl, and
The other end installation of transmission rolling shaft is connected with the first motor, and the middle section of the transmission rolling shaft is arranged in storage box.
Compared with prior art, the invention has the following beneficial effects:
1. the present invention cleaning pipe setting, can effectively to cleaning road mud after, carry out spraying-rinsing processing, and spray
It is preferable to wash effect, use is more convenient, avoids dusty situation.
2. the setting of cleaning mechanism of the present invention, can effectively ground-to-ground the mud on face and rubbish are cleaned, and assist
Scraper bowl is collected, and when road is rugged and rough, screw rod can be risen or fallen under the action of the spring, energy
Enough it is applicable in and different roads.
3. the setting of transmission rolling shaft of the present invention can effectively be collected the mud in scraper bowl in storage box, make
Preferable with effect, safety is higher, can be effectively prevented mud leakage.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is cleaning mechanism structural schematic diagram of the invention.
Fig. 3 is cleaning pipe structural schematic diagram of the invention.
Fig. 4 is the working principle of the invention structural schematic diagram.
In figure:
1- cabinet, 2- chamber door, 3- pull ring, 4- pushing hands, 5- observation window, 6- movable pulley, 7- cleaning mechanism, 71- mounting plate,
The second motor of 72-, 73- connection frame, 74- fixed frame, 75- screw rod, 76- scrub-brush, 8- baffle, 9- scraper bowl, 10- partition,
11- water pump, 12- cleaning pipe, 121- tube body, 122- transverse pipe, 123- spray head, 124- fixed link, 13- battery, 14- control
Device, 141- microprocessor, 142- voltage changing module, the first drive module of 143-, the second drive module of 144-, 145- relay, 15-
First motor, 16- transmission rolling shaft, 17- buzzer, 18- water inlet, 19- switching group, 20- water level sensor, 21- storage box,
22- water tank.
Specific embodiment
The present invention is described further below in conjunction with attached drawing:
Embodiment:
As shown in attached drawing 1 to attached drawing 4
The present invention provides a kind of new road dredging trash-removal device, including cabinet 1, chamber door 2, pull ring 3, pushing hands 4, observation window
5, movable pulley 6, cleaning mechanism 7, baffle 8, scraper bowl 9, partition 10, water pump 11, cleaning pipe 12, battery 13, controller 14, first
Motor 15, transmission rolling shaft 16, buzzer 17, water inlet 18, switching group 19, water level sensor 20, storage box 21 and water tank 22,
The chamber door 2 is mounted on the one side of cabinet 1, and wherein the one side of cabinet 1 is welded with pull ring 3, and the another side weldering of cabinet 1
It is connected to pushing hands 4；The observation window 5 is mounted on the one side of cabinet 1, and wherein the downside of cabinet 1 is provided with movable pulley 6；It is described
Cleaning mechanism 7 is mounted on the one side of movable pulley 6, and wherein the upper side of cleaning mechanism 7 is provided with baffle 8, and cleaning mechanism 7
One side is equipped with scraper bowl 9；The partition 10 is mounted on the inside of cabinet 1, and wherein the one side of partition 10 is provided with water tank 22,
And the another side of water tank 22 is provided with storage box 21；The water tank 22 is internally provided with water pump 11, wherein under water pump 11
Side is equipped with cleaning pipe 12；The upper side of the cabinet 1 is equipped with battery 13, and wherein the one side of battery 13 is equipped with
Controller 14；The another side of the battery 13 is equipped with the first motor 15, wherein the downside of the first motor 15 is pacified
Equipped with transmission rolling shaft 16；The buzzer 17 is mounted on the upper side of cabinet 1, and wherein the side of buzzer 17 is equipped with water inlet
18, and the other side of water inlet 18 is equipped with switching group 19；The water tank 22 is internally provided with water level sensor 20.
The cleaning mechanism 7 includes mounting plate 71, the second motor 72, connection frame 73, fixed frame 74, screw rod 75 and hard
The downside of hairbrush 76, the mounting plate 71 is equipped with the second motor 72 by bolt, wherein the side of the second motor 72
Face is equipped with screw rod 75, and the lateral surface of screw rod 75 is equipped with scrub-brush 76；The screw rod 75 passes through fixed frame 74,
There are two the middle settings of fixed frame 74, and the upper side of fixed frame 74 is cased with connection frame 73；The fixed frame 74 and connection frame 73 it
Between spring is installed, wherein one end of fixed frame 74 is embedded in inside connection frame 73, can effectively ground-to-ground the mud on face and
Rubbish is cleaned, and scraper bowl 9 is assisted to be collected, and when road is rugged and rough, screw rod 75 can be in spring
It is risen or fallen, can be applicable in and different roads under effect.
The cleaning pipe 12 includes tube body 121, transverse pipe 122, spray head 123 and fixed link 124, under the tube body 121
Side is equipped with transverse pipe 122 by screw thread, and wherein the downside of transverse pipe 122 is provided with spray head 123, and transverse pipe 122
Upper end is equipped with fixed link 124, wherein fixed link 124 setting there are two, can effectively to cleaning road mud after, sprayed
Water cleaning treatment, and hydro-peening effect is preferable, use is more convenient, avoids dusty situation.
The controller 14 includes microprocessor 141, voltage changing module 142, the first drive module 143, the second drive module
144 and relay 145, the microprocessor 141 is connected by power supply line with voltage changing module 142, and wherein voltage changing module 142 passes through
Power supply line is connected with battery 13 or switching group 19, and the model S-60-12 of voltage changing module 142, the model of the battery 13
For NP220-12；The input terminal of the microprocessor 141 is connected by power supply line with water level sensor 20, wherein microprocessor
141 model LPC4076FET180K, and water level sensor 20 uses capacitive approach switch；The microprocessor 141
Output end is connected by power supply line with the first drive module 143, wherein the first drive module 143 is electronic by power supply line and first
Machine 15 or the second motor 72 are connected, and the model L298N of the first drive module 143, first motor 15 or the second electricity
The model Y80M1-2 of motivation 72；The output end of the microprocessor 141 is connected by power supply line with the second drive module 144,
Wherein the second drive module 144 is connected by power supply line with water pump 11, and the model L298N of the second drive module 143, the water
The model 50GW25-10-1.5 of pump 11；The output end of the microprocessor 141 is connected by power supply line with relay 145,
Middle relay 145 is connected by power supply line with buzzer 17, wherein the model ZHRT1-A2T AC220V of relay 145, should
The model MT-520 of buzzer 17 can effectively be controlled the operation of whole device by switching group 19, while work as water tank
In 22 water level as low as to a certain degree when, water level sensor 20 can deliver a signal to microprocessor 141, and pass through microprocessor
The 141 control sendings of buzzer 17 pipe, and use is more convenient.
The lateral surface of the transmission rolling shaft 16 is provided with helical-blade, and wherein one end of transmission rolling shaft 16 is arranged in scraper bowl 9
Portion, and the other end installation of transmission rolling shaft 16 is connected with the first motor 15, the middle section setting of the transmission rolling shaft 16 is being deposited
It puts in case 21, effectively the mud in scraper bowl 9 can be collected in storage box 21, using effect is preferable, security protection
Property it is higher, can be effectively prevented mud leakage.
Working principle
In the present invention, needing to carry out to work in use, controlling the second motor 72 by switching group 19 first, the
Two motor 72 drive screw rod 75 to be rotated, and it is clear that screw rod 75 carries out scrub-brush 76 to ground
It sweeps, and mud is swept into scraper bowl 9, the first motor 15 is then controlled by switching group 19 and is worked, the first motor
15 drive transmission rolling shafts 16 are rotated, and transmission rolling shaft 16 drives mud out of scraper bowl 9 to storage box 21 in the course of rotation
It is inside conveyed, then by pushing pushing hands 4, is moved, mud large-scale on road is carried out in the process of moving
Cleaning can control water pump 11 by switching group 19 in scale removal process and work, water pump 11 is made to draw the water in water tank 22,
And ground is sprayed by spray head 123, when dropping to a certain degree under water, water level sensor 20 can in water tank 22
Controller 14 is delivered a signal to, controller 14 controls buzzer 17 and pipes, to remind user of service to pass through water inlet 18
It is filled the water into water tank 22, can ought observe the amount of storage of mud in storage box 21 by observation window 5 after a period of use,
When mud storage to a certain extent when, chamber door 2 can be opened, mud is taken away, chamber door 2 be shut after taking away and can be after
It is continuous to use, after use can pull ring 3, move this equipment, a large amount of labour can be reduced.
Using technical solution of the present invention or those skilled in the art under the inspiration of technical solution of the present invention, if
Similar technical solution is counted out, and reaches above-mentioned technical effect, is to fall into protection scope of the present invention.
Claims (5)
1. a kind of new road dredging trash-removal device, it is characterised in that: including cabinet (1), chamber door (2), pull ring (3), pushing hands
(4), observation window (5), movable pulley (6), cleaning mechanism (7), baffle (8), scraper bowl (9), partition (10), water pump (11), cleaning pipe
(12), battery (13), controller (14), the first motor (15), transmission rolling shaft (16), buzzer (17), water inlet (18),
Switching group (19), water level sensor (20), storage box (21) and water tank (22), the chamber door (2) are mounted on the side of cabinet (1)
Face, wherein the one side of cabinet (1) is welded with pull ring (3), and the another side of cabinet (1) is welded with pushing hands (4)；The observation
Window (5) is mounted on the one side of cabinet (1), and wherein the downside of cabinet (1) is provided with movable pulley (6)；The cleaning mechanism (7)
It is mounted on the one side of movable pulley (6), wherein the upper side of cleaning mechanism (7) is provided with baffle (8), and cleaning mechanism (7)
One side is equipped with scraper bowl (9)；The partition (10) is mounted on the inside of cabinet (1), wherein the one side setting of partition (10)
Have water tank (22), and the another side of water tank (22) is provided with storage box (21)；The water tank (22) is internally provided with water pump
(11), wherein the downside of water pump (11) is equipped with cleaning pipe (12)；The upper side of the cabinet (1) is equipped with battery
(13), wherein the one side of battery (13) is equipped with controller (14)；The another side of the battery (13) is equipped with
One motor (15), wherein the downside of the first motor (15) is equipped with transmission rolling shaft (16)；Buzzer (17) installation
Upper side in cabinet (1), wherein the side of buzzer (17) is equipped with water inlet (18), and the other side peace of water inlet (18)
Equipped with switching group (19)；The water tank (22) is internally provided with water level sensor (20).
2. new road dredging trash-removal device as described in claim 1, it is characterised in that: the cleaning mechanism (7) includes peace
Loading board (71), the second motor (72), connection frame (73), fixed frame (74), screw rod (75) and scrub-brush (76), the installation
The downside of plate (71) is equipped with the second motor (72) by bolt, wherein the one side of the second motor (72) is equipped with spiral shell
Spinner handle (75), and the lateral surface of screw rod (75) is equipped with scrub-brush (76)；The screw rod (75) passes through fixed frame (74),
There are two middle fixed frame (74) settings, and the upper side of fixed frame (74) is cased with connection frame (73)；The fixed frame (74) and company
It connects and spring is installed between frame (73), wherein it is internal to be embedded in connection frame (73) for one end of fixed frame (74).
3. new road dredging trash-removal device as described in claim 1, it is characterised in that: the cleaning pipe (12) includes tube body
(121), the downside of transverse pipe (122), spray head (123) and fixed link (124), the tube body (121) is equipped with by screw thread
Transverse pipe (122), wherein the downside of transverse pipe (122) is provided with spray head (123), and the upper end of transverse pipe (122) is equipped with
Fixed link (124), wherein there are two fixed link (124) settings.
4. new road dredging trash-removal device as described in claim 1, it is characterised in that: the controller (14) includes micro- place
It manages device (141), voltage changing module (142), the first drive module (143), the second drive module (144) and relay (145) are described
Microprocessor (141) is connected by power supply line with voltage changing module (142), and wherein voltage changing module (142) passes through power supply line and electric power storage
Pond (13) or switching group (19) are connected, and the model S-60-12 of voltage changing module (142), the model of the battery (13)
NP220-12；The input terminal of the microprocessor (141) is connected by power supply line with water level sensor (20), wherein microprocessor
(141) model LPC4076FET180K, and water level sensor (20) uses capacitive approach switch；The microprocessor
(141) output end is connected by power supply line with the first drive module (143), wherein the first drive module (143) passes through power supply
Line is connected with the first motor (15) or the second motor (72), and the model L298N of the first drive module (143), this
The model Y80M1-2 of one motor (15) or the second motor (72)；The output end of the microprocessor (141) passes through power supply
Line is connected with the second drive module (144), wherein the second drive module (144) is connected by power supply line with water pump (11), and the
The model L298N of two drive modules (143), the model 50GW25-10-1.5 of the water pump (11)；The microprocessor
(141) output end is connected by power supply line with relay (145), and wherein relay (145) passes through power supply line and buzzer
(17) it is connected, wherein the model ZHRT1-A2T AC220V of relay (145), the model MT-520 of the buzzer (17).
5. new road dredging trash-removal device as described in claim 1, it is characterised in that: the outside of the transmission rolling shaft (16)
Face is provided with helical-blade, and wherein one end setting of transmission rolling shaft (16) is internal in scraper bowl (9), and the other end of transmission rolling shaft (16)
Installation is connected with the first motor (15), and the middle section setting of the transmission rolling shaft (16) is in storage box (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650042.2A CN110258405A (en) | 2019-07-18 | 2019-07-18 | A kind of new road dredging trash-removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650042.2A CN110258405A (en) | 2019-07-18 | 2019-07-18 | A kind of new road dredging trash-removal device |
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| Publication Number | Publication Date |
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| CN110258405A true CN110258405A (en) | 2019-09-20 |
Family
ID=67926938
Family Applications (1)
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|---|---|---|---|
| CN201910650042.2A Pending CN110258405A (en) | 2019-07-18 | 2019-07-18 | A kind of new road dredging trash-removal device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502227A (en) * | 2020-12-07 | 2021-03-16 | 张方娥 | Dam sludge cleaning equipment |
| CN113802502A (en) * | 2021-09-29 | 2021-12-17 | 关晨 | Municipal administration post-disaster road desilting device |
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| CN108166424A (en) * | 2017-12-26 | 2018-06-15 | 郑州国知网络技术有限公司 | A kind of cleaning collection device of gardens fallen leaves |
| CN208266290U (en) * | 2018-03-27 | 2018-12-21 | 驰马拉链（安徽）有限公司 | A kind of gold-plated equipment of Novel zipper |
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| CN113802502A (en) * | 2021-09-29 | 2021-12-17 | 关晨 | Municipal administration post-disaster road desilting device |
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Application publication date: 20190920 |
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