CN102619181B - Sewer scavenger - Google Patents
Sewer scavenger Download PDFInfo
- Publication number
- CN102619181B CN102619181B CN201210100646.8A CN201210100646A CN102619181B CN 102619181 B CN102619181 B CN 102619181B CN 201210100646 A CN201210100646 A CN 201210100646A CN 102619181 B CN102619181 B CN 102619181B
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- water
- suction
- road surface
- sewer scavenger
- casing
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Abstract
The invention discloses a sewer scavenger for the removal operation of water accumulated on a road surface. The sewer scavenger comprises a closed water tank installed on an automobile, wherein a sewage discharge port and a sewage discharge valve are formed on the water tank, an air suction pipe communicated with the water tank is arranged at the upper part of the water tank, the air suction pipe is communicated with the air inlet of a vacuum pump or an exhaust fan, a motor for driving the vacuum pump or the exhaust fan is also installed on the automobile, a water suction pipe is communicated with the upper part of the water tank, and a water suction head clung to the road surface is arranged at the end part of the water suction pipe. According to the invention, the removal operation vehicle for water accumulated on the road surface can run on the road by adopting the automobile and is agile and prompt to start, the negative pressure is formed in the water tank, and then water accumulated on the road surface can be sucked to the vehicle-mounted water tank by the water suction pipe, so that mechanical removal of the water accumulated on the road surface is realized, and therefore, the removal operating efficiency and the cleaning effect of the sewage on the road surface are significantly improved.
Description
Technical field
The present invention relates to a kind of environmental protection working vehicle, is for clearing up the working vehicle of surface gathered water specifically.
Background technology
Road surface, highways and streets in use, due to particularly heavy-duty vehicle spreading of vehicle, or due to variations in temperature, or the reason of construction quality, cause road surface for low-lying injustice, at rainy day or thaw, low-lying place, because ponding appears in impeded drainage, affects the appearance of the city and normal, safe passing.The water drainage car although also speedily carry out rescue work is at present to utilize water pump that ponding is taken away.Yet this water drainage car of speedily carrying out rescue work is only applicable to the ponding water drainage that water accumulating volume is large and the depth of water is darker, the puddles of water less for area on road surface or the depth of water is more shallow, because the depth of water can not be flooded the water drainage car water inlet pipe mouth of pipe, or the water yield can not be full of water pump and water inlet pipe and cannot use water pump operation.At present be generally sanitationman's profit broom or the inspection shaft of pushing foul drainage system to, this manner of cleaning up not only labour intensity is large, and operating efficiency is very low, sanitationman people send a car toward road in carry out operation and not only affect the normal current of road, and sanitationman's safety also can not get ensureing.
Summary of the invention
The problems referred to above for the cleaning of road surface sewage, the object of the present invention is to provide a kind of suction-type sewer scavenger of removing surface gathered water, to realize efficient, the safety cleaning of surface gathered water.
A kind of suction-type sewer scavenger, comprise the airtight water pot being arranged on motor vehicle, water pot bottom is provided with Sewage outlet and sewage blow-down valve, water pot top is provided with the aspiration channel being communicated with it, aspiration channel communicates with the air intake of vacuum pump or exhaust blower, the motor that drives vacuum pump or exhaust blower is also installed on motor vehicle, and water pot top is communicated with suction water pipe, and there is the suction head on road surface suction water pipe end.
Described suction head comprises a long casing, and long bottom half is formed with water sucking mouth along its length, is arranged with a plurality of suction water pipes that are connected with water pot and the suction water pipe mouth of pipe and is connected with long casing water sucking mouth in casing.Also comprise and be arranged on the first lifting support of described motor vehicle front end and be arranged on the horizontal shifting mechanism on lifting support, described casing is arranged in described horizontal shifting mechanism.
Described casing water sucking mouth is the dovetail groove shape that outer imperial palace is little.
Roller is installed before and after described casing.
Can also comprise the road surface wiping arrangement that is positioned at suction head rear portion, road surface wiping arrangement is installed on described motor vehicle by the second lifting support, described road surface wiping arrangement comprises at least two rack-mounted horizontal roller in two ends, and around the flexible water sucting belt of the closure in described two horizontal roller, also comprise that at least one horizontal squeeze roll pushes water sucting belt from the flexible water sucting belt of described closure outside, below squeeze roll, be provided with water receiving tank, the bottom surface of described frame is higher than the nethermost Free Surface of described water sucting belt.
4 or 3 rollers are also installed in described frame with frames and whole road surface wiping arrangement can be slided on the ground, the setting height(from bottom) of roller guarantees that described water sucting belt bottom position contacts with road surface.
Described water receiving tank bottom is provided with outfall, and outfall is connected to described water pot top by the valve on gutter and gutter.
This surface gathered water prune job car, adopt motor vehicle, can on road, travel, set out flexibly rapidly, can utilize and water pot is taken out to negative pressure by suction water pipe, surface gathered water is drawn in vehicle-mounted water pot, realize the mechanization of surface gathered water and removed, can also further by wiping, clear up ponding with wiping unit further, therefore can significantly improve operating efficiency and the cleaning effect that road surface sewage is removed, can the low-lying place of road pavement residual accumulated water clear up.
Accompanying drawing explanation
Fig. 1 is the structural representation of suction-type sewer scavenger of the present invention.
Fig. 2 is the structural representation of suction head.
Fig. 3 is the upward view of suction head shown in Fig. 2.
The structural representation of Fig. 4 wiping arrangement.
Fig. 5 is the A-A sectional view of wiping arrangement shown in Fig. 4.
The specific embodiment
Below by specific embodiment, the present invention is described in further detail, to help understanding content of the present invention.
As shown in Figure 1, a kind of suction-type sewer scavenger, comprise the airtight water pot 2 being arranged on motor vehicle 1, water pot bottom is provided with Sewage outlet and sewage blow-down valve (omitting in figure), water pot top is provided with the aspiration channel 3 being communicated with it, aspiration channel 3 communicates with the air intake of vacuum pump or exhaust blower 4, so that the sucking-off of water pot inner air is formed to negative pressure, the motor (omitting in figure) that drives vacuum pump or exhaust blower is also installed on motor vehicle 1, water pot top is communicated with suction water pipe 5, there is the suction head 6 on road surface suction water pipe 5 ends, pressure differential in order to the negative pressure with water pot inside and outside atmosphere formation, by being put into the suction head 6 at puddles of water place, road surface, surface gathered water is drawn onto in water pot 1 by suction water pipe 5, to remove surface gathered water.
Adopt single suction water pipe and suction head overwrite job area less, for the less calipers of road area, need constantly to change the position of suction head, use efficiency and convenience is bad.As a preferred embodiment, as shown in Figures 2 and 3, suction head adopts a long casing 11, long casing 11 bottoms are formed with water sucking mouth 11a along its length, the water outlet end 12b of a plurality of suction water pipes 12 of the interior arrangement row of casing 11 is communicated with the suction water pipe 5 in Fig. 1 respectively, and suction water pipe is connected with long casing water sucking mouth 11a, while utilizing suction water pipe 12 to vacuumize, 11a place, whole long casing water sucking mouth all forms certain vacuum degree, ponding in coverage rate place, casing water sucking mouth can be sucked away, rather than only the position of the corresponding suction water pipe mouth of pipe is just sucked away.The Design of length of long casing 11 and suction-type sewer scavenger overall width adapt.As long as the ponding of the position of vehicle process all can be sucked away.
In casing 11 front and back, roller 13 is all installed, roller 13 is installed and by controlling setting height(from bottom), makes bottom half end face maintain fixed interval (FI) with road surface, can not cause wearing and tearing with pavement friction, utilize roller 13 to rotate and reduce running resistance.
Suction water pipe described in the present embodiment 12 is four as shown in Figure 3, equidistantly arranges, and suction water pipe can suitably increase and decrease as required, during operation so that whole casing 11 water sucking mouth vacuums are more even.
Described casing water sucking mouth 11a is the dovetail groove shape that outer imperial palace is little as shown in Figure 2, not only can increase operation coverage rate, and can reduce suction resistance.
As shown in Figure 2, suction water pipe 12 in suction head adopts elbow bend, make suction water pipe water inlet 12a end vertical with suction water pipe delivery port 12b end, so that can pass through from automobile chassis while as shown in Figure 1 suction water pipe 5 being installed, while avoiding water outlet end to be arranged on top, suction water pipe need to pass through from vehicle front, affects attractive in appearance and sight line.
Although it is motionless that suction head can be fixed on motor vehicle, but more satisfactory mode is suction head can up and down and be moved left and right, move up and down and be conducive to suction head be mentioned to improve motor vehicle handling capacity when not operation, move left and right the ponding that is conducive to descaling machine motor-car one side.Therefore, also comprise and be arranged on the first lifting support of described motor vehicle front end and be arranged on the horizontal shifting mechanism on lifting support, described casing 11 is arranged in described horizontal shifting mechanism.For example as shown in Figure 2, a horizontal guide rail 14 can be installed in motor vehicle the place ahead, guide rail 14 is assembled together and forms the mechanism that can horizontally slip with the chute 15 that is fixedly mounted on casing 11 tops, motor-driven leading screw 17 is also installed through being fixed on guide rail 14 and through on the nut 16 of chute 15 on casing 11, form horizontal shifting mechanism, utilize motor driving can realize casing 11 and horizontally slip along guide rail 14 and motor vehicle.Equally, the first elevating mechanism can adopt with horizontal shifting mechanism and similarly install, vertical installation just, and driving mechanism is except can be with also can be by hydraulic cylinder or air cylinder driven screw mechanism, or pinion and rack.Now water pipe 5 will adopt flexible pipe to be connected with suction head junction.
Little uneven owing to having between Kashiwa oil road surface stone, by suction Ex-all ponding, acquire a certain degree of difficulty merely, for improving except sewage effect, as shown in Figure 1, also comprise and be positioned at the road surface wiping arrangement 7 that suction head rear portion is particularly installed on tailstock portion, road surface wiping arrangement comprises that the second lifting support (can adopt existing any elevating mechanism, in figure, omit) and be arranged on the wiping unit that includes absorbent material on lifting support, utilize absorbent material to carry out wiping to a small amount of residual ponding in road surface after absorbing water, clean ponding is removed as far as possible.
Guarantee to continue wiping effect, also need the sewage of inhaling in wiping unit absorbent material constantly to extrude to guarantee water imbibition, so wiping unit can be as shown in Figures 4 and 5, comprise that four two ends are arranged on the horizontal roller 22 in frame 21, and around the flexible water sucting belt 24 of the closure in four horizontal roller 22, the horizontal squeeze roll 23 that also comprises a closed flexible water sucting belt of extruding, squeeze roll 23 from the flexible water sucting belt of described closure 24 tops, be pressed on closed flexible water sucting belt 24 make water sucting belt tensioning and absorbent material compacted, so that the water of its absorption is extruded, below squeeze roll 23, be provided with the water that water receiving tank 26 is extruded from the flexible water sucting belt 24 of closure for splendid attire, the bottom surface of described frame 21 is higher than the nethermost Free Surface of described water sucting belt 24, to guarantee that water sucting belt 24 can contact with ground and frame 21 does not touch ground.
For ease of whole road surface wiping arrangement on road surface, advance and make water sucting belt not by excess compression to guarantee water absorbing capacity, on four angles of described frame, 4 rollers 25 are also installed, with frames 21 and whole road surface wiping arrangement can be slided on the ground, the setting height(from bottom) of roller guarantees that described water sucting belt 24 bottom positions contact road pavement and carry out wiping with road surface.Certainly, also can only at frame front or rear portion middle position, a roller be only installed, form three roller supportings.
Frame 21 can by manage or frame construction that rod member or section bar are made so that the bearing support at each roller two ends to be installed.For making this product good integrity and attractive in appearance, and make designs simplification be beneficial to welding, described frame and described water receiving tank are structure as a whole, be that water receiving tank is done again frame use simultaneously, as shown in Figure 4 and Figure 5, comprise two parallel vertical boxboard 26a, described horizontal roller 22 and squeeze roll 23 two ends are arranged between these two vertical boxboard 26a by bearing and bearing support, between described two vertical boxboard 26a, be also welded with the base plate 26c and front side board and the back side panel 26d that form described water receiving tank, form the water receiving tank of opening above.
Described water receiving tank bottom is provided with gutter 27, and can select and draining valve is housed to carry out draining, or by water pipe 8, is connected in water pot 2 tops as shown in Figure 1, to utilize the water pot external and internal pressure that forms negative pressure by the water suction water pot 2 in water receiving tank.
In the embodiment shown in Fig. 3 to Fig. 4, described squeeze roll 23 is one, and two vertically disposed horizontal roller 22 are positioned at described squeeze roll 23 and water receiving tank 26 the place aheads, and two vertically disposed horizontal roller 22 are positioned at described squeeze roll 23 and water receiving tank 26 rears.Spacing above in four horizontal roller 22 between two and the below spacing between two can be the same or different.
Certainly, also can adopt three horizontal roller, for example, in Fig. 4, cancel a horizontal roller below.Or only adopt two horizontal roller 22, will be enough greatly to form water receiving tank 26 installing spaces in short transverse for ease of 26, two horizontal roller 22 diameters of water receiving tank are set.Setting, more than the horizontal roller of four, also can realize.
The flexible water sucting belt 24 of described closure forms by having compound flexible absorbent material on the conveyer belt of some strength and tension stress and conveyer belt.Conveyer belt can be a closed flexible net, for example wire lath or cloth, and described absorbent material is soft porous material, nonwoven, woven fabric or water suction bar.Flexible net and belt etc. are compared, and its loose structure is conducive to water when extruding absorbent material discharges by mesh, improves water squeezing effect.
During use, wiping arrangement is dropped to closed flexible water sucting belt 24 contact road surfaces, now closed flexible water sucting belt 24 surfaces contact with road surface and are slightly squeezed, closed flexible-belt 24 due to and road surface between have frictional force, when being carried out to wiping, ground make closed flexible-belt drive horizontal roller 22 to rotate simultaneously, closed flexible-belt absorbs the ponding on ground, and floor cleaning is clean.Absorbed closed flexible-belt 24 rotations after surface gathered water upwards, then during by squeeze roll 23, squeeze roll is squeezed closed flexible-belt, the ponding of absorption is extruded in closed flexible-belt, fall in water receiving tank 26 and be collected.When the water collected is more, can or directly be discharged in the sewage well road in gutter 27 is collected into water pot 2.
When the sewage accumulating at the low-lying place of road pavement carries out prune job, sewage prune job car is reached near sewage or directly reaches in sewage, put down suction head or directly put suction water pipe in sewage, utilize blower fan or vacuum pump to vacuumize and cause negative pressure water pot,, as power sewage is sucked in water pot by suction water pipe with the pressure reduction of external pressure.And the wiping arrangement that sucks the rear recycling tailstock carries out wiping by road surface, with as far as possible, except decontaminated water, compare with manual type and can obviously improve sewage cleaning efficiency and effect.
Claims (9)
1. a suction-type sewer scavenger, it is characterized in that: comprise the airtight water pot being arranged on motor vehicle, water pot bottom is provided with Sewage outlet and sewage blow-down valve, water pot top is provided with the aspiration channel being communicated with it, aspiration channel communicates with the air intake of vacuum pump or exhaust blower, the motor that drives vacuum pump or exhaust blower is also installed on motor vehicle, and water pot top is communicated with suction water pipe, and there is the suction head on road surface suction water pipe end; Described suction head comprises a long casing, and long bottom half is formed with water sucking mouth along its length, is arranged with a plurality of suction water pipes that are connected with water pot and the suction water pipe mouth of pipe and is connected with long casing water sucking mouth in casing; Also comprise and be arranged on the first lifting support of described motor vehicle front end and be arranged on the horizontal shifting mechanism on lifting support, described casing is arranged in described horizontal shifting mechanism; The structure of described horizontal shifting mechanism is: a horizontal guide rail is installed on motor vehicle, guide rail is assembled together and forms the mechanism that horizontally slips with the chute that is fixedly mounted on long casing top, leading screw is also installed on long casing, leading screw is through being fixed on guide rail and through the nut of chute, forms described horizontal shifting mechanism; Can also comprise the road surface wiping arrangement that is positioned at suction head rear portion, road surface wiping arrangement is installed on described motor vehicle by the second lifting support, described road surface wiping arrangement comprises at least two rack-mounted horizontal roller in two ends, and around the flexible water sucting belt of the closure in described two horizontal roller, also comprise that at least one horizontal squeeze roll pushes water sucting belt from the flexible water sucting belt of described closure outside, below squeeze roll, be provided with water receiving tank, the bottom surface of described frame is higher than the nethermost Free Surface of described water sucting belt.
2. suction-type sewer scavenger according to claim 1, is characterized in that: described casing water sucking mouth is the dovetail groove shape that outer imperial palace is little.
3. suction-type sewer scavenger as claimed in claim 1, is characterized in that: roller is installed before and after described casing.
4. suction-type sewer scavenger as claimed in claim 1, is characterized in that: described casing is arranged on described motor vehicle the place ahead by left and right translation and elevating mechanism.
5. suction-type sewer scavenger as claimed in claim 1, it is characterized in that: 4 or 3 rollers and frames are also installed in described frame and whole road surface wiping arrangement can be slided on the ground, the setting height(from bottom) of roller guarantees that described water sucting belt bottom position contacts with road surface.
6. suction-type sewer scavenger as claimed in claim 1, is characterized in that: described water receiving tank bottom is provided with outfall, and outfall is connected to described water pot top by the valve on gutter and gutter.
7. suction-type sewer scavenger as claimed in claim 1, is characterized in that: the flexible water sucting belt of described closure is comprised of the absorbent material on closed flexible net and flexible net surface, and described absorbent material is soft porous material, nonwoven, woven fabric or water suction bar.
8. suction-type sewer scavenger as claimed in claim 1, it is characterized in that: described squeeze roll is one, horizontal roller is four, wherein two vertically disposed described horizontal roller are positioned at described squeeze roll and described water receiving tank the place ahead, and another two vertically disposed described horizontal roller are positioned at described squeeze roll and water receiving tank rear.
9. suction-type sewer scavenger as claimed in claim 1, it is characterized in that: described frame and described water receiving tank are structure as a whole, comprise two blocks of parallel vertical boxboards, described horizontal roller and squeeze roll two ends are arranged between these two blocks of vertical boxboards by bearing and bearing support, are also welded with the base plate and front side board and the back side panel that form described water receiving tank between described two blocks of vertical boxboards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210100646.8A CN102619181B (en) | 2012-04-09 | 2012-04-09 | Sewer scavenger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210100646.8A CN102619181B (en) | 2012-04-09 | 2012-04-09 | Sewer scavenger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102619181A CN102619181A (en) | 2012-08-01 |
| CN102619181B true CN102619181B (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210100646.8A Expired - Fee Related CN102619181B (en) | 2012-04-09 | 2012-04-09 | Sewer scavenger |
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| CN (1) | CN102619181B (en) |
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| CN105445163A (en) * | 2015-11-25 | 2016-03-30 | 沈阳黎明航空发动机(集团)有限责任公司 | Water absorption device for fluorescence detecting and cleaning of complicated inner chambers of disk-drum parts |
| CN108179711A (en) * | 2017-12-30 | 2018-06-19 | 郑州默尔电子信息技术有限公司 | A kind of efficient building construction place clearing apparatus |
| CN113062254B (en) * | 2021-03-31 | 2021-12-07 | 广东冠御建设工程有限公司 | Energy-conserving town road rainwater recovery system |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0220712A (en) * | 1988-07-08 | 1990-01-24 | Hokkaido Kaihatsukiyoku Kensetsu Kikai Kousakushiyochiyou | Water economization type air circulation type road sweeper |
| CN2227674Y (en) * | 1995-08-08 | 1996-05-22 | 张建国 | Street cleaning vehicle |
| WO2000025654A1 (en) * | 1998-10-29 | 2000-05-11 | Carter George A | Machine for removing water from outdoor surfaces |
| CN2583197Y (en) * | 2002-07-09 | 2003-10-29 | 重庆市迪马实业股份有限公司 | Accumulated snow clearing away machine |
| CN2845696Y (en) * | 2005-10-17 | 2006-12-13 | 倪结忠 | Floor mopping machine |
| CN2845701Y (en) * | 2005-11-21 | 2006-12-13 | 王辉 | Mop device capable of sucking water |
| CN2873880Y (en) * | 2005-08-30 | 2007-02-28 | 李宝坤 | Electric dust suction car |
| CN201952766U (en) * | 2011-01-28 | 2011-08-31 | 宣伯民 | Accumulated water absorbing device |
| CN102182155A (en) * | 2011-03-31 | 2011-09-14 | 浙江工业大学 | Accumulated water aspirator for road |
| WO2011117660A2 (en) * | 2010-03-24 | 2011-09-29 | Nikolaos Logothetis | Draining vehicle of water, snow or/and hail from athletic grounds |
| CN202672082U (en) * | 2012-04-09 | 2013-01-16 | 北京市西杰物业管理服务中心 | Sewage-suction truck |
-
2012
- 2012-04-09 CN CN201210100646.8A patent/CN102619181B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0220712A (en) * | 1988-07-08 | 1990-01-24 | Hokkaido Kaihatsukiyoku Kensetsu Kikai Kousakushiyochiyou | Water economization type air circulation type road sweeper |
| CN2227674Y (en) * | 1995-08-08 | 1996-05-22 | 张建国 | Street cleaning vehicle |
| WO2000025654A1 (en) * | 1998-10-29 | 2000-05-11 | Carter George A | Machine for removing water from outdoor surfaces |
| CN2583197Y (en) * | 2002-07-09 | 2003-10-29 | 重庆市迪马实业股份有限公司 | Accumulated snow clearing away machine |
| CN2873880Y (en) * | 2005-08-30 | 2007-02-28 | 李宝坤 | Electric dust suction car |
| CN2845696Y (en) * | 2005-10-17 | 2006-12-13 | 倪结忠 | Floor mopping machine |
| CN2845701Y (en) * | 2005-11-21 | 2006-12-13 | 王辉 | Mop device capable of sucking water |
| WO2011117660A2 (en) * | 2010-03-24 | 2011-09-29 | Nikolaos Logothetis | Draining vehicle of water, snow or/and hail from athletic grounds |
| CN201952766U (en) * | 2011-01-28 | 2011-08-31 | 宣伯民 | Accumulated water absorbing device |
| CN102182155A (en) * | 2011-03-31 | 2011-09-14 | 浙江工业大学 | Accumulated water aspirator for road |
| CN202672082U (en) * | 2012-04-09 | 2013-01-16 | 北京市西杰物业管理服务中心 | Sewage-suction truck |
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| CN102619181A (en) | 2012-08-01 |
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