CN109457641A - A kind of water spray guardrail - Google Patents
A kind of water spray guardrail Download PDFInfo
- Publication number
- CN109457641A CN109457641A CN201811460380.1A CN201811460380A CN109457641A CN 109457641 A CN109457641 A CN 109457641A CN 201811460380 A CN201811460380 A CN 201811460380A CN 109457641 A CN109457641 A CN 109457641A
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- CN
- China
- Prior art keywords
- water
- guardrail
- water pipe
- pipe
- vertical
- 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.)
- Withdrawn
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
-
- 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
- E01H3/04—Fixed devices, e.g. permanently- installed flushing means
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- 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
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
A kind of water spray guardrail belongs to energy conservation and environmental protection facility field.It is by guardrail, rain collector, pumping water device, water-storing device, water injector, purification device, emergency set, what sewers and clearing apparatus formed, rainwater-collecting processing unit is located at the top of guardrail and on guardrail bottom fixed station, pumping water device is located at the lower section of nonfloating rail, it is connected with guardrail inside, water injector is located on vertical guardrail, water-storing device is located at the lower section of the road where guardrail, purification device is located on horizontal guardrail, clearing apparatus is located at the top of guardrail, emergency set is located at horizontal and the junction of vertical guardrail and the junction of guardrail and ground.The device is preferably collected and utilizes rainwater, it can periodically spray, it avoids and diffuses a large amount of dust on road for a long time, the effect of purification air may be implemented in water in sink, timing is flowed, it can guarantee that the water quality of the water exchanged with the external world, these flowing waters flow to reservoir after filtering, avoids the waste of water.
Description
Technical field
The present invention relates to a kind of water spray guardrail, it is specifically a kind of using guardrail, rain collector, pumping water device,
The guardrail that water-storing device, water injector, purification device, emergency set, sewers and clearing apparatus form, belongs to energy conservation and environmental protection
Facility field.
Background technique
Nowadays, people's lives are constantly progressive on energy-saving and environment-friendly direction, and it is also more hot that rainwater-collecting, which re-uses,
The topic of door, but the most common catch-basin also has the position that can not directly collect, most obvious one is exactly road center.
Scorching afternoon, dry weather, road fugitive dust is more, and sprinkling truck can not constantly pay close attention to each section, moreover, spilling
The every task of waterwheel, will labor intensive, the energy etc., and the consumption of water is larger, so cannot be referred to as environmental protection.
Fugitive dust and tail gas are flooded on road, air quality is often bad, and the placement due to entreating in the road for a long time,
Dust etc. on guardrail is not easy to sweep.
It is one indispensable in city in daily life it is not difficult to find that being nearly all equipped with guardrail on every road
Point, their effect is isolation and warning, is provided convenience to drive the people of vehicle, still, so public on a large scale to set
It applies only these functions and seems some wastes.
Summary of the invention
In view of the above-mentioned deficiencies, the present invention provides a kind of water spray guardrails.
The present invention is achieved by the following technical solutions: a kind of water spray guardrail is by guardrail, rain collector, pump
What water installations, water-storing device, water injector, purification device, emergency set, sewers and clearing apparatus formed, the rain
Water collection and treatment device is located at the top of guardrail and on guardrail bottom fixed station, and the pumping water device is located under nonfloating rail
Side is connected with guardrail inside, and the water injector is located on vertical guardrail, and the water-storing device is located at the road where guardrail
The lower section on road, the purification device are located on horizontal guardrail, and the clearing apparatus is located at the top of guardrail, the emergency
Device is located at horizontal and the junction of vertical guardrail and the junction of guardrail and ground.
The guardrail is made of horizontal guardrail, vertical guardrail and fixed station, and the fixed station is located at vertical shield
Column bottom, horizontal guardrail are located at the top on fixed station top and vertical guardrail, are connected to multiple vertical guardrails, and vertical guardrail is located at
Between two horizontal guardrails.
The rain collector is by collection box, top filter, top mounting groove, collected overhead water pipe, bottom
What collection port, bottom filters and bottom collection water pipe formed, collection box is located at the top of collection device, opens, has upwards
Certain angle, top filter are located at below collection box, and the connection of collected overhead water pipe is located at the collecting board and filter at top,
Top mounting groove is installed on vertical guardrail, and bottom collection mouth is located at fixed station bottom, bottom filters and bottom collection mouth phase
Connection, the connection of bottom collection water pipe are located at bottom filters, and bottom collection water pipe passes through fixed station.
The clearing apparatus is by cleaning shell, idler wheel, the motor that moves ahead, gear, rotating arm, the first adjustable spring, rolling
What cylinder plate, roller, rotating electric machine and the second adjustable spring formed.It cleans shell to connect by idler wheel with mounting box, move ahead motor
It being connect with gear, gear is meshed with the spur rack on mounting box, and rotating arm, which is connected to, to be cleaned between shell and roller plate, and first
Adjustable spring is connected to rotating arm and cleans between shell, and the second adjustable spring is installed between rotating arm and roller plate, roller
It is installed on roller plate, is connected with rotating electric machine.
The pumping water device is to pump water pipe by drought period, Pluvial water pumping water pipe, manifold trunk, transmission water pipe, pump device, valve
What door, timer, underground water pipeline and water yield inductor formed, the drought period, pumps water pipe and connects underground water pipeline, Pluvial
It pumps water pipe and connects water storage pipeline, the manifold trunk connection drought period pumps water pipe, the Pluvial pumps water pipe and transmission water pipe, described
Transmission water pipe connection manifold trunk, water pipe and exchange water pipe, the water pumping device be located at water pipe bottom, convergence pipe with transmit water pipe
The top of junction, the valve are located between drought period water pumping water pipe and foggara, and the timer is located on valve,
The water yield inductor is located on horizontal guardrail.
The water-storing device is made of water storage pipeline and reservoir, and water storage pipeline connects reservoir and the Pluvial pumps
Water pipe.
The water injector is made of hole for water spraying and water pipe, and the hole for water spraying gathers on vertical guardrail, institute
The water pipe top stated is connected with collected overhead water pipe, and lower part is connected with dispatch tube.
The switch is made of sink, exchange water pipe, and the sink is located on horizontal guardrail, described
Water pipe one end connection transmission water pipe is exchanged, horizontal guardrail is led in one end.
The circulator is made of circulating water pipe and filter, circulating water pipe one end connection water channel,
The other end leads to reservoir, and the filter is located at the junction of circulating water pipe and reservoir.
The emergency set is made of multiple emergency buttons, they are located at crossing for different types of water pipe
Place, pressure sensor are located at the intersection of horizontal guardrail and vertical guardrail.
The usefulness of the invention is that the device can be collected preferably and using rainwater, and utilize ground well
Sewer is timely supplemented, and can periodically be sprayed, and is avoided and is diffused a large amount of dust on road for a long time, the water in sink can
To realize that the effect of purification air, timing are flowed, it is ensured that the water quality of the water exchanged with the external world, these flowing waters are through filtering
After flow to reservoir, avoid the waste of water.The device has better application to guardrail, expands its function.Device
In rainwater treatment device can preferably realize the collection of rainwater, while being directly filtered, water is clean when ensure that use
Only.Water-storing device in device largely ensure that the complete collection of rainwater after filtering, and together with circulator, protect
Recycling for water in sink has been demonstrate,proved, the waste of water resource is largely avoided.Water injector in device can replace watering
Vehicle road pavement is dusted and humidifies.The effect of purification air may be implemented in switch in device, and dirty air enters,
Clean air is sent out.Clearing apparatus in device is capable of the dust on automatic cleaning guardrail surface, saves guardrail sweeper
Workload.Emergency set in device avoids the waste of water resource when automobile bumps against guardrail, can close in time different
The position of water pipe connection, realizes environmental protection.
Detailed description of the invention
Fig. 1 is front view of the invention；
Fig. 2 is the structure chart of collected overhead device；
Fig. 3 is the structural schematic diagram of collection device；
Fig. 4 is the principle of the present invention schematic diagram；
Fig. 5 is the schematic diagram of clearing apparatus；
Fig. 6 is the detail view of clearing apparatus.
In figure, 1, guardrail, 2, rain collector, 3, pumping water device, 4, water-storing device, 5, water injector 6, purification dress
It sets, 7, emergency set, 8, sewers, 9, clearing apparatus, 101, horizontal guardrail, 102, vertical guardrail, 103, fixed station, 201,
Collection box, 202, top filter, 203, top mounting groove, 206, collected overhead water pipe, 207, bottom collection water pipe, 208, bottom
Portion's collection port, 209, bottom filters, 301, drought period water pumping water pipe, 302, Pluvial water pumping water pipe, 303, manifold trunk, 304, transmission
Water pipe, 305, water pumping device, 306, valve, 307, timer, 401, water storage pipeline, 402, reservoir, 501, hole for water spraying, 502, water
Pipe, 601, sink, 602, exchange water pipe, 701, emergency button, 702, pressure sensor, 901, cleaning shell, 902, idler wheel, 903,
Move ahead motor, 904, gear, 905, rotating arm, the 906, first adjustable spring, 907, roller plate, 908, roller, 909, electric rotating
Machine, the 910, second adjustable spring, 1001, circulating water pipe, 1002, filter, 2011, spur rack.
Specific embodiment
A kind of water spray guardrail is by guardrail 1, rain collector 2, pumping water device 3, water-storing device 4, water injector 5, net
Makeup sets what 6, emergency set 7, sewers 8 and clearing apparatus 9 formed, and the rainwater-collecting processing unit 2 is located at guardrail 1
On top and guardrail bottom fixed station 103, the pumping water device 3 is located at the lower section of nonfloating rail 1, and is connected inside guardrail 1,
The water injector 5 is located on vertical guardrail, and the water-storing device 4 is located at the lower section of the road where guardrail, described
Purification device 6 is located on horizontal guardrail, and the clearing apparatus 9 is located at the top of guardrail, and the emergency set 7 is located at level
With the junction of the junction of vertical guardrail and guardrail and ground.
The guardrail is made of horizontal guardrail 101, vertical guardrail 102 and fixed station 103, the fixed station
103 are located at vertical 102 bottom of guardrail, and horizontal guardrail 101 is located at the top on fixed station 103 top and vertical guardrail 102, is connected to
Multiple vertical guardrails 102, vertical guardrail 102 are located between two horizontal guardrails 101.
The rain collector 2 is by collection box 201, top filter 202, top mounting groove 203, collected overhead
What water pipe 206, bottom collection mouth 208, bottom filters 209 and bottom collection water pipe 207 formed, collection box 201 is located at rainwater
The top of collection device 2 is opened upwards, has certain angle, and top filter 202 is located at 201 lower section of collection box, and top is received
The connection of collector pipe 206 is located at the collection box 201 and top filter 202 at top, and top mounting groove 203 is installed on vertical guardrail
On 102, bottom collection mouth 208 is located at 103 bottom of fixed station, and bottom filters 209 are connected with bottom collection mouth 208, bottom
It collects the connection of water pipe 207 and is located at bottom filters 209, bottom collection water pipe 207 passes through fixed station 103.
The clearing apparatus 9 be by cleaning shell 901, idler wheel 902, move ahead motor 903, gear 904, rotating arm 905,
What the first adjustable spring 906, roller plate 907, roller 908, rotating electric machine 909 and the second adjustable spring 910 formed.Clean shell
901 are connect by idler wheel 902 with collection box 201, and the motor 903 that moves ahead is connect with gear 904, on gear 904 and collection box 201
Spur rack 2011 is meshed, and rotating arm 905, which is connected to, to be cleaned between shell 901 and roller plate 907, and the first adjustable spring 906 connects
It being connected to rotating arm 905 and cleans between shell 901, the second adjustable spring 910 is installed between rotating arm 905 and roller plate 907,
Roller 908 is installed on roller plate 907, is connected with rotating electric machine 909.
The pumping water device 3 is that water pipe 301, Pluvial water pumping water pipe 302, manifold trunk 303, transmission water pipe are pumped by drought period
304, it pumps device 305, valve 306, timer 307 to form, the drought period pumps water pipe 301 and connects underground water pipeline, rain
Phase pumps water pipe 302 and connects water storage pipeline, and the manifold trunk 303 connects drought period water pumping water pipe 301, the Pluvial pumps water pipe 302
With transmission water pipe 304, the transmission water pipe 304 connects manifold trunk 303, water pipe 502 and exchange water pipe 602, the water pumping
Device 305 is located at 602 bottom of water pipe, convergence pipe 303 and the top for transmitting 304 junction of water pipe, and the valve 306 is located at drought period
It pumps between water pipe 301 and foggara 8, the timer 307 is located on valve 306.
The water-storing device 4 is made of water storage pipeline 401 and reservoir 402, and water storage pipeline 401 connects reservoir
402 and the Pluvial pump water pipe 302.
The water injector 5 is made of hole for water spraying 501 and water pipe 502, and the hole for water spraying 501 gathers vertical
On guardrail 102, the water pipe 502 is connected with manifold trunk 303.
The switch 6 is made of sink 601, exchange water pipe 602, and the sink 601 is located at horizontal shield
On column 101,602 one end of exchange water pipe connection transmission water pipe 304, horizontal guardrail 101 is led in one end.
The circulator 10 is made of circulating water pipe 1001 and filter 1002, the circulating water pipe 1001
One end connection water channel 601, the other end lead to reservoir 402, and the filter 1002 is located at circulating water pipe 1001 and reservoir
402 junction.
The emergency set 7 is made of multiple emergency buttons 701 and pressure sensor 702,701 difference position of emergency button
In the intersection of different types of water pipe, pressure sensor 702 is located at the intersection of horizontal guardrail 101 and vertical guardrail 102.
When not raining, device timing is opened and closed, and valve 306 is opened when unlatching, and the water in reservoir 402 is through water storage pipeline
401 flow to Pluvial water pumping water pipe 302, then flow successively through manifold trunk 303 and transmission water pipe 304, then flow into from transmission water pipe 304
Water pipe 502 and exchange water pipe 602, the water of the inflow water pipe 502 spray water along hole for water spraying 501 by pumping device 305, institute
The water flow for the inflow exchange water pipe 602 stated is to sink 601.Valve 306 is closed when the device is closed.
When guardrail dust is more, start clearing apparatus 9, the motor 903 that moves ahead provides power, passes through gear 904 and straight-tooth
The engagement of item 2011, and pass through the sliding of idler wheel 902, clearing apparatus 9 can be made toward front slide, rotating electric machine 909 starts, and drives
Roller 908 on roller plate 907 rotates, and the first adjustable spring 906 and the second adjustable spring 910 can prevent roller 908 and shield
It collides on column 1.
When having vehicle to hit guardrail, 702 automatic sensing of pressure sensor simultaneously closes off the emergency button 701 around the guardrail.
For the ordinary skill in the art, introduction according to the present invention, do not depart from the principle of the present invention with
In the case where spirit, changes, modifications that embodiment is carried out, replacement and variant still fall within protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of water spray guardrail, be by guardrail, rain collector, pumping water device, water-storing device, water injector, purification device,
What emergency set, sewers and clearing apparatus formed, it is characterised in that: the rainwater-collecting processing unit is located at guardrail top
In portion and guardrail bottom fixed station, the pumping water device is located at the lower section of nonfloating rail, is connected with guardrail inside, the spray
Water installations are located on vertical guardrail, and the water-storing device is located at the lower section of the road where guardrail, the purification device position
In on horizontal guardrail, the clearing apparatus is located at the top of guardrail, and the emergency set is located at horizontal and vertical guardrail
The junction of junction and guardrail and ground.
2. a kind of water spray guardrail as described in claim 1, it is characterised in that: the guardrail is by horizontal guardrail, vertical shield
What column and fixed station formed, the fixed station is located at vertical guardrail bottom, and horizontal guardrail is located at fixed station top and vertical shield
The top on column, is connected to multiple vertical guardrails, and vertical guardrail is located between two horizontal guardrails.
3. a kind of water spray guardrail as described in claim 1, it is characterised in that: the rain collector be by collection box,
What top filter, top mounting groove, collected overhead water pipe, bottom collection mouth, bottom filters and bottom collection water pipe formed,
Collection box is located at the top of collection device, opens upwards, has certain angle, and top filter is located at below collection box, top
The collecting board and filter that water pipe connection is located at top are collected by portion, and top mounting groove is installed on vertical guardrail, bottom collection mouth
Positioned at fixed station bottom, bottom filters are connected with bottom collection mouth, and the connection of bottom collection water pipe is located at bottom filters, bottom
It collects water pipe and passes through fixed station in portion.
4. a kind of water spray guardrail as described in claim 1, it is characterised in that: the clearing apparatus is by cleaning shell, rolling
Wheel, the motor that moves ahead, gear, rotating arm, the first adjustable spring, roller plate, roller, rotating electric machine and the second adjustable spring composition
, it cleans shell and is connect by idler wheel with mounting box, the motor that moves ahead is connect with gear, and gear is mutually nibbled with the spur rack on mounting box
It closing, rotating arm, which is connected to, to be cleaned between shell and roller plate, and the first adjustable spring is connected to rotating arm and cleans between shell, the
Two adjustable springs are installed between rotating arm and roller plate, and roller is installed on roller plate, are connected with rotating electric machine.
5. a kind of water spray guardrail as described in claim 1, it is characterised in that: the pumping water device is to pump water by drought period
Pipe, Pluvial pump water pipe, manifold trunk, transmission water pipe, pump device, valve, timer, underground water pipeline and water yield inductor composition
, the drought period, pumps water pipe and connects underground water pipeline, and the Pluvial pumps water pipe and connects water storage pipeline, the manifold trunk connection
Drought period, pumps water pipe, the Pluvial pumps water pipe and transmission water pipe, transmission water pipe connection manifold trunk, water pipe and the exchange water pipe,
The water pumping device is located at the top of water pipe bottom, convergence pipe and transmission water pipe junction, and the valve is located at drought period water pumping
Between water pipe and foggara, the timer is located on valve, and the water yield inductor is located on horizontal guardrail.
6. a kind of water spray guardrail as described in claim 1, it is characterised in that: the water-storing device is by water storage pipeline and storage
Pond composition, water storage pipeline connects reservoir and the Pluvial pumps water pipe.
7. a kind of water spray guardrail as described in claim 1, it is characterised in that: the water injector is by hole for water spraying and water pipe
Composition, the hole for water spraying gathers on vertical guardrail, and the water pipe top is connected with collected overhead water pipe, lower part and
Dispatch tube is connected.
8. a kind of water spray guardrail as described in claim 1, it is characterised in that: the switch is by sink, exchanged water
Pipe composition, the sink is located on horizontal guardrail, and exchange water pipe one end connection transmission water pipe, level is led in one end
Guardrail.
9. a kind of water spray guardrail as described in claim 1, it is characterised in that: the circulator is by circulating water pipe and mistake
Filter composition, circulating water pipe one end connection water channel, the other end leads to reservoir, and the filter is located at recirculated water
The junction of pipe and reservoir.
10. a kind of water spray guardrail as described in claim 1, it is characterised in that: the emergency set is detained by multiple emergency
Composition, they are located at the intersection of different types of water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811460380.1A CN109457641A (en) | 2018-12-01 | 2018-12-01 | A kind of water spray guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811460380.1A CN109457641A (en) | 2018-12-01 | 2018-12-01 | A kind of water spray guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109457641A true CN109457641A (en) | 2019-03-12 |
Family
ID=65612209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811460380.1A Withdrawn CN109457641A (en) | 2018-12-01 | 2018-12-01 | A kind of water spray guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109457641A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005021A (en) * | 2019-05-22 | 2019-07-12 | 黄恒奎 | A kind of road traffic dust guard |
| CN111424762A (en) * | 2020-06-08 | 2020-07-17 | 长沙开湖设备有限公司 | Multi-mode device for road drainage in rainy days or sprinkling in sunny days |
| CN111476980A (en) * | 2020-04-10 | 2020-07-31 | 冯继超 | Railing for municipal road |
-
2018
- 2018-12-01 CN CN201811460380.1A patent/CN109457641A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005021A (en) * | 2019-05-22 | 2019-07-12 | 黄恒奎 | A kind of road traffic dust guard |
| CN111476980A (en) * | 2020-04-10 | 2020-07-31 | 冯继超 | Railing for municipal road |
| CN111476980B (en) * | 2020-04-10 | 2021-06-15 | 冯继超 | Railing for municipal road |
| CN111424762A (en) * | 2020-06-08 | 2020-07-17 | 长沙开湖设备有限公司 | Multi-mode device for road drainage in rainy days or sprinkling in sunny days |
| CN111424762B (en) * | 2020-06-08 | 2021-05-11 | 江苏健达交通工程有限公司 | Multi-mode device for road drainage in rainy days or sprinkling in sunny days |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190312 |
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| WW01 | Invention patent application withdrawn after publication |