CN111504711A - Vehicular surface runoff collection device - Google Patents

Vehicular surface runoff collection device Download PDF

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Publication number
CN111504711A
CN111504711A CN202010386491.3A CN202010386491A CN111504711A CN 111504711 A CN111504711 A CN 111504711A CN 202010386491 A CN202010386491 A CN 202010386491A CN 111504711 A CN111504711 A CN 111504711A
Authority
CN
China
Prior art keywords
water
sampling
surface runoff
wheel
vehicle
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
Application number
CN202010386491.3A
Other languages
Chinese (zh)
Inventor
陈瑞弘
顾耘东
魏伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Three Gorges Corp
Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Original Assignee
Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Investigation Design and Research Institute Co Ltd SIDRI filed Critical Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Priority to CN202010386491.3A priority Critical patent/CN111504711A/en
Publication of CN111504711A publication Critical patent/CN111504711A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/20Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
    • G01N1/2035Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping

Abstract

The invention relates to a vehicle-mounted surface runoff collecting device which is used for being mounted on a vehicle-mounted tool with wheels and wheel mud guards, wherein the tire treads of the vehicles are provided with patterns, the vehicle-mounted surface runoff collecting device comprises a sampling bottle, a water baffle, a water receiving bottom tank, a sampling water pumping pipe, a sampling water distribution pipe and a sampling water pump, the water baffle is fixed below the rear end part of the wheel mud guard, the water receiving bottom tank is fixed at the lower end of the water baffle, the part of the upper end of the water receiving bottom tank, which is connected with the water baffle, is open, the water inlet end of the sampling water pump is connected with the water receiving bottom tank through the sampling water pumping pipe, and the water outlet end of the sampling water pump is connected with the sampling. The vehicle-mounted surface runoff collecting device can realize runoff collection under the conditions of various surface runoff thicknesses by means of the capillary effect of the wheels and the centrifugal force.

Description

Vehicular surface runoff collection device
Technical Field
The invention relates to the field of municipal engineering, in particular to a vehicle-mounted surface runoff collecting device.
Background
Urban runoff pollution assessment is of great significance in the fields of municipal engineering and environmental engineering, runoff pollution conditions need to be obtained by sampling surface runoff, but the surface runoff is influenced by uncertain factors such as weather, and the collection work is difficult to continuously expand. The existing collection technology mainly collects point runoff, the runoff collection difficulty is large, the coverage surface is low, water is collected by adopting an artificial sewer outlet or a roadside mechanical turntable and a water pumping device at the present stage, and the thin surface runoff is difficult to collect. Influenced by manpower and material resources, each runoff sampling can only be performed on a few limited places, the working efficiency is low, and the acquisition effect is poor.
Disclosure of Invention
In view of the above disadvantages of the prior art, the technical problem to be solved by the present invention is to provide a vehicle-mounted surface runoff collecting device, which can quickly and conveniently realize surface runoff collecting work of various thicknesses.
In order to achieve the purpose, the invention provides a vehicle-mounted surface runoff collecting device which is used for being mounted on a vehicle-mounted tool with wheels and wheel mud guards, wherein patterns are arranged on the tire surfaces of the vehicles, the vehicle-mounted surface runoff collecting device comprises a sampling bottle, a water baffle plate, a water receiving bottom tank, a sampling water pumping pipe, a sampling water distribution pipe and a sampling water pump, the water baffle plate is fixed below the rear end parts of the wheel mud guards, the water receiving bottom tank is fixed at the lower end of the water baffle plate, the part, connected with the water baffle plate, of the upper end of the water receiving bottom tank is open, the water inlet end of the sampling water pump is connected with the water receiving bottom tank through the sampling water pumping pipe, and the water outlet end of the sampling water pump is connected.
Further, still including fixing the mounting bracket on-vehicle instrument, the mounting bracket is including setting up bottom plate, the setting board of setting in the wheel top on the wheel left and right sides and the gallows of connecting bottom plate and setting board, the sampling bottle is installed on the bottom plate, the sampling water pump is installed on the setting board.
Further, still be equipped with unable adjustment base on the bottom plate, the sampling bottle is installed in unable adjustment base.
Furthermore, be equipped with the sand board at the bottom of the water receiving in the jar, the sand board with the water receiving at the bottom of jar internal part for chamber before the jar and the chamber behind the jar, just have the clearance between sand board bottom and the jar at the bottom of the water receiving, chamber top is the opening behind the jar, is used for meeting with the breakwater, the sampling drinking-water pipe communicates with the preceding chamber of jar at the bottom.
Furthermore, the sampling water suction pipe is connected to the middle upper part of the front chamber of the bottom tank.
Furthermore, the upper end of the bottom tank front cavity of the water receiving bottom tank is provided with a sand washing movable cover plate which can be opened and closed in a turnover mode.
Further, the sampling bottles are multiple and are arranged on the left and/or right side of the wheel.
Further, still include wiper mechanism, wiper mechanism is including wasing water tank, washing water pump, connecting the washing delivery pipe that washs the water tank and wash the water pump end of intaking and connecting the washing outlet pipe that washs the water pump end of giving water, the delivery port that washs the outlet pipe is established in wheel fender front end department, and towards wheel fender medial surface.
Furthermore, the water outlet direction of the cleaning water outlet pipe is along the tangential direction of the arc-shaped wheel fender.
Furthermore, fixing support rods are arranged between the water baffle and the wheel axle and between the water baffle and the fixing bracket of the wheel fender.
As mentioned above, the vehicle-mounted surface runoff collecting device provided by the invention has the following beneficial effects:
through setting up the sampling bottle, the breakwater, jar at the bottom of the water receiving, the sampling drinking-water pipe, the sampling distribution pipe, and the sampling water pump, in use, install vehicular surface runoff collection device on-vehicle instrument, then arrange the sampling position in, open the sampling water pump, the wheel rolls, because the capillary effect of car tire tread decorative pattern, obtain the water sample from the thin water layer of surface runoff, then through the rolling centrifugal force effect of wheel, separate the water sample, the water sample collects on wheel fender and breakwater, then flow into the water receiving end jar along the breakwater, the sampling water pump sucks the water sample to the sampling bottle in, thereby realize the surface runoff and collect. The vehicle-mounted surface runoff collecting device can realize runoff collection under the condition of various surface runoff thicknesses by means of the capillary effect of the wheels and the centrifugal force, and particularly can smoothly collect surface runoff under the condition of very thin surface runoff. The vehicle-mounted surface runoff collecting device is convenient to move along with the operation of the vehicle-mounted tool, and is flexible and convenient to use.
Drawings
Fig. 1 is a left side view of the vehicular surface runoff collection apparatus of the present invention.
Fig. 2 is a rear view of the vehicular surface runoff collection apparatus of the present invention.
Fig. 3 is a front view of the vehicular surface runoff collection apparatus of the present invention.
Fig. 4 is a top view of the vehicle mounted surface runoff collection apparatus of the present invention.
Fig. 5 is a bottom view of the vehicle-mounted surface runoff collection device of the invention.
FIG. 6 is a schematic view of the installation of the water baffle and the water receiving bottom tank of the invention.
Fig. 7 is a right side view of fig. 6.
Fig. 8 is an enlarged view of a circle a in fig. 6.
Description of the element reference numerals
1 arrangement board
2 cleaning water tank
3 cleaning water pump
4 sampling water pump
5 Battery pack
6 cleaning water outlet pipe
7 cleaning water supply pipe
8 sampling suction pipe
9 sampling water distribution pipe
10 hanger
11 bottom plate
12 fixed base
13 sampling bottle
14 water baffle
15 fixed support rod
16 fixed support plate
17 water receiving bottom tank
18 sandboard
19 sand washing movable cover plate
20 wheel
21 wheel mudguard
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.
Referring to fig. 1 to 8, the invention provides a vehicle-mounted surface runoff collecting device, which is used for being mounted on a vehicle-mounted tool with a wheel 20 and a wheel fender 21, wherein the tread of the wheel 20 is provided with patterns, and the wheel fender 21 extends along the wheel 20 to the rear side of the wheel 20 above the wheel 20, the structure principle of the device is the same as that of the conventional design, and the detailed description is omitted. The vehicle-mounted surface runoff collecting device comprises a sampling bottle 13, a water baffle 14, a water receiving bottom tank 17, a sampling water pumping pipe 8, a sampling water distribution pipe 9 and a sampling water pump 4, wherein the water baffle 14 is fixed below the rear end part of a wheel fender 21, the water receiving bottom tank 17 is fixed at the lower end of the water baffle 14, the part of the upper end of the water receiving bottom tank 17, which is connected with the water baffle 14, is open, the water inlet end of the sampling water pump 4 is connected with the water receiving bottom tank 17 through the sampling water pumping pipe 8, and the water outlet end is connected with the sampling bottle 13 through the sampling water distribution pipe 9.
The vehicle-mounted surface runoff collecting device provided by the invention mainly works according to the following principle: during the use, install vehicular surface runoff collection device on-vehicle instrument, then place in reaching the sampling place together, open sampling water pump 4, drive wheel 20 and roll, owing to the 20 capillary effect of wheel 20 tread decorative pattern, obtain the water sample from the thin water layer of surface runoff, then through the rolling centrifugal force effect of wheel 20, separate the water sample, the water sample collects on wheel fender 21 and breakwater 14, then in water receiving tank 17 along breakwater 14 flows downwards, sampling water pump 4 is through sampling suction pipe 8 and sampling distribution pipe 9 with the water sample suction to sampling bottle 13 in, thereby realize the surface runoff and collect. The vehicle-mounted surface runoff collecting device can realize runoff collection under the condition of various surface runoff thicknesses by means of the capillary effect and the centrifugal force of the wheels 20, and particularly can smoothly collect surface runoff under the condition of very thin surface runoff. And, the vehicular surface runoff collection device shifts conveniently along with the operation of on-vehicle instrument, and it is nimble convenient to use. Wherein, sampling water pump 4 can adopt the diaphragm pump, and sampling suction pipe 8 and sampling distribution pipe 9 all prefer silica gel material hose, and its pipe diameter requires slightly to be greater than the grit particle diameter in the water sample.
Referring to fig. 1 to 5, as a preferred design, in this embodiment, the vehicle-mounted surface runoff collecting device further includes a mounting rack fixed on the vehicle-mounted tool, the mounting rack includes a bottom plate 11 disposed on the left and right sides of the wheel 20, an arrangement plate 1 disposed above the wheel 20, and a hanger 10 connecting the bottom plate 11 and the arrangement plate 1, the sampling bottle 13 is mounted on the bottom plate 11, and the sampling water pump 4 is mounted on the arrangement plate 1. Preferably, a plurality of fixing bases 12 are arranged on the bottom plate 11, and the sampling bottles 13 are installed in the fixing bases 12, so that stable installation is realized. As a preferable design, a plurality of sampling bottles 13 are arranged on the left side and the right side of the wheel 20, the sampling bottles 13 on the two sides are symmetrically arranged, so that the sampling water distribution pipe 9 can be connected into different sampling bottles 13 at different sampling points, and multiple times of separate sampling can be realized.
Referring to fig. 6 to 8, in the present embodiment, the splash guard 14 is mounted below the rear end of the wheel fender 21 through a fixed support plate 16, and two fixed support rods 15 are arranged between the splash guard 14 and the axle of the wheel 20 and between the splash guard 14 and the fixed bracket of the wheel fender 21, which are bilaterally symmetrical, and further support and fix the splash guard 14. The lower section of the sampling suction pipe 8 may be arranged along and fixed to a fixed support bar 15 between the water baffle 14 and the axle of the wheel 20, thereby stabilizing the sampling suction pipe 8.
As a preferable design, referring to FIG. 6, FIG. 7 and FIG. 8, a sand baffle 18 is arranged in the bottom water receiving tank 17, the sand baffle 18 divides the inside of the bottom water receiving tank 17 into a bottom tank front chamber and a bottom tank rear chamber, a gap is arranged between the bottom of the sand baffle 18 and the bottom of the bottom water receiving tank 17, the gap is communicated with the bottom tank front chamber and the bottom tank rear chamber, water flow is allowed, silt is reduced, an opening is arranged above the bottom tank rear chamber and used for being connected with the water baffle 14, and the sampling water pumping pipe 8 is communicated with the bottom tank front chamber. In use, a water sample flowing down from the water baffle 14 enters the rear chamber of the bottom tank, then enters the front chamber of the bottom tank from the gap at the lower end of the sand baffle 18, and is pumped into the sampling suction pipe 8. The sampling suction pipe 8 is preferably connected to the middle upper part of the front cavity of the bottom tank, so that the sampling suction pipe 8 is prevented from directly sucking runoff sediment. In addition, the upper end of the front cavity of the bottom tank of the water receiving bottom tank 17 is provided with a sand washing movable cover plate 19 which can be opened and closed in a turnover mode, the sand washing movable cover plate 19 is connected with the water receiving bottom tank 17 through a hinge, a hinge point of the sand washing movable cover plate is located right above a sand baffle 18, the front cavity of the bottom tank is just covered by the area, and the sand washing movable cover plate 19 plays a role in covering and protecting and is convenient for cleaning the water receiving bottom tank 17.
As a preferable design, in this embodiment, referring to fig. 1 and fig. 2, the vehicle-mounted surface runoff collecting device further includes a cleaning mechanism, the cleaning mechanism includes a cleaning water tank 2, a cleaning water pump 3, a cleaning water supply pipe 7 connecting water inlet ends of the cleaning water tank 2 and the cleaning water pump 3, and a cleaning water outlet pipe 6 connecting a water outlet end of the cleaning water pump 3, and a water outlet of the cleaning water outlet pipe 6 is provided at a front end portion of the wheel fender 21 and faces an inner side of the wheel fender 21. Specifically, wash water tank 2 and fix on setting board 1, preferably adopt transparent PVC material, and the pure water is equipped with to inside, and washing water pump 3 is fixed in sampling water pump 4 top through bolt and support, and washing water pump 3 can adopt ordinary centrifugal pump. The cleaning water supply pipe 7 and the cleaning water outlet pipe 6 are common plastic pipes with larger pipe diameters, and preferably, the tail end of the cleaning water outlet pipe 6 is of a hook-shaped structure, the water outlet is arranged at the hook tip of the hook-shaped structure, and the water outlet direction is along the tangential direction of the upper end part of the wheel fender 21. The washing water pump 3 and the sampling water pump 4 are powered by a battery pack 5 mounted on the arrangement plate 1. Can realize the washing to vehicular surface runoff collection device through wiper mechanism, and to the washing of wheel 20 tread and wheel fender 21, specifically, during the use, open washing water pump 3, the pure water in the washing water tank 2 is taken out, from the delivery port blowout of wasing outlet pipe 6, spout to wheel fender 21 inboard along the tangential direction of wheel fender 21 front end department, the part falls to wheel 20 and washs, partial pure water is along wheel fender 21, breakwater 14, get into water receiving end tank 17, then reopen sand washing removable cover 19, thereby can realize the cleaning work. After the cleaning is finished, the cleaning water pump 3 is closed, the sampling water distribution pipe 9 is in an emptying state, the sampling water pump 4 is opened, and washing water in the water receiving bottom tank 17, the sampling water pumping pipe 8 and the sampling water distribution pipe 9 is discharged. And after the washing water is completely drained, the sampling water pump 4 is closed, and all pipelines are reset for standby.
The vehicular surface runoff collecting device in the embodiment is prepared before use as follows: checking whether the cleaning water tank 2 is full of water, whether the battery pack 5 is full of water, whether the sampling water pumping pipe 8 and the sampling water distribution pipe 9 are blocked by silt or not, if so, disconnecting the sampling water distribution pipe 9 from the sampling bottle 13, and putting the sampling water distribution pipe 9 into an emptying state; the connection between the sampling water suction pipe 8 and the water receiving bottom tank 17 is disconnected, the sampling water suction pipe 8 is connected with the water outlet of the cleaning water outlet pipe 6, the cleaning water pump 3 and the sampling water pump 4 are opened simultaneously, and the sampling water suction pipe 8 and the sampling water distribution pipe 9 are cleaned by purified water. After the water is cleaned, the connection between the sampling water pumping pipe 8 and the water outlet of the cleaning water outlet pipe 6 is disconnected, the cleaning water pump 3 is closed, the sampling water pump 4 is idled, and clear water in the sampling water pumping pipe 8 and the sampling water distribution pipe 9 is discharged. And after the clean water is completely drained, the sampling water pump 4 is closed, all pipelines are reset, and the cleaning water tank 2 is filled fully. And then surface runoff collection is started after reaching the sampling point. After the acquisition work of one stage is completed, the preparation work is repeated, and then the sampling work of the next stage is started.
The vehicular surface runoff collection device in this embodiment has the following advantages: 1) by means of the capillary effect and the centrifugal force of the wheels 20, runoff collection can be realized under the condition of various surface runoff thicknesses, particularly, thin-layer water collection can be still realized under the condition that no runoff is produced on a road, and the use is flexible and convenient; 2) the sand baffle 18 is arranged in the water receiving bottom tank 17, and the joint of the sampling water pumping pipe 8 is positioned at the middle upper part of the front cavity of the bottom tank, so that the sand suction probability of the sampling water pump 4 can be reduced to a certain extent; 3) through the cleaning mechanism, the device and the tire can be cleaned before and after sampling at the completion stage, smooth work of the device is guaranteed, and the sampling accuracy is guaranteed.
In conclusion, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (10)

1. A vehicular surface runoff collection apparatus for mounting on an on-board tool having a wheel (20) and a wheel fender (21), the wheel (20) having a pattern on its tread, characterized in that: vehicular surface runoff collection device includes sampling bottle (13), breakwater (14), water receiving end jar (17), sampling drinking-water pipe (8), sampling distribution pipe (9) and sampling water pump (4), breakwater (14) are fixed in wheel fender (21) rear end portion below, the water receiving end jar (17) is fixed and is being the open-ended at breakwater (14) lower extreme, and the water receiving end jar (17) upper end and the part that breakwater (14) met, the end of intaking of sampling water pump (4) links to each other with water receiving end jar (17) through sampling drinking-water pipe (8), and the water outlet end links to each other with sampling bottle (13) through sampling distribution pipe (9).
2. The vehicle-mounted surface runoff collection device of claim 1, wherein: still including fixing the mounting bracket on-vehicle instrument, the mounting bracket is including setting up bottom plate (11) on wheel (20) left and right sides, setting up arrangement board (1) in wheel (20) top and gallows (10) of connecting bottom plate (11) and arrangement board (1), install on bottom plate (11) sampling bottle (13), install on arrangement board (1) sampling water pump (4).
3. The vehicle-mounted surface runoff collection device of claim 2, wherein: still be equipped with unable adjustment base (12) on bottom plate (11), sampling bottle (13) are installed in unable adjustment base (12).
4. The vehicle-mounted surface runoff collection device of claim 1, wherein: be equipped with in jar (17) at the bottom of the water receiving and keep off sand board (18), keep off sand board (18) with jar (17) at the bottom of the water receiving inside cavity and end jar rear chamber before dividing into end jar, and keep off sand board (18) bottom and water receiving and have the clearance between jar (17) at the bottom, end jar rear chamber top is the opening, is used for meeting with breakwater (14), sampling drinking-water pipe (8) and end jar front chamber intercommunication.
5. The vehicle-mounted surface runoff collection device of claim 4, wherein: and the sampling water pumping pipe (8) is connected to the middle upper part of the front cavity of the bottom tank.
6. The vehicle-mounted surface runoff collection device of claim 4, wherein: the upper end of the front chamber of the bottom tank of the water receiving bottom tank (17) is provided with a sand washing movable cover plate (19) which can be turned over and opened and closed.
7. The vehicle-mounted surface runoff collection device of claim 1, wherein: the sampling bottles (13) are multiple and are arranged on the left and/or right side of the wheel (20).
8. The vehicle-mounted surface runoff collection device of claim 1, wherein: still include wiper mechanism, wiper mechanism is including wasing water tank (2), washing water pump (3), connecting washing water tank (2) and washing water pump (3) and intake washing delivery pipe (7) of end and connect washing water pump (3) play water outlet end wash outlet pipe (6), the delivery port that washs outlet pipe (6) is established in wheel fender (21) front end portion department, and towards wheel fender (21) medial surface.
9. The vehicle-mounted surface runoff collection device of claim 8, wherein: the water outlet direction of the cleaning water outlet pipe (6) is along the tangential direction of the arc-shaped wheel mudguard (21).
10. The vehicle-mounted surface runoff collection device of claim 1, wherein: and fixing support rods (15) are arranged between the water baffle (14) and the wheel shaft of the wheel (20) and between the water baffle (14) and the fixing bracket of the wheel mudguard (21).
CN202010386491.3A 2020-05-09 2020-05-09 Vehicular surface runoff collection device Pending CN111504711A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010386491.3A CN111504711A (en) 2020-05-09 2020-05-09 Vehicular surface runoff collection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010386491.3A CN111504711A (en) 2020-05-09 2020-05-09 Vehicular surface runoff collection device

Publications (1)

Publication Number Publication Date
CN111504711A true CN111504711A (en) 2020-08-07

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ID=71876697

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Application Number Title Priority Date Filing Date
CN202010386491.3A Pending CN111504711A (en) 2020-05-09 2020-05-09 Vehicular surface runoff collection device

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CN (1) CN111504711A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203881576U (en) * 2014-05-30 2014-10-15 福建农林大学 Drawer type portable slope runoff sampler
CN104596800A (en) * 2015-01-08 2015-05-06 同济大学 Wheel type overland runoff sampling device
CN107442501A (en) * 2017-10-10 2017-12-08 温州翔宇教育科技有限公司 A kind of sheet material cleaning device
CN107937633A (en) * 2017-11-24 2018-04-20 佛山市高明恒祥化工树脂有限公司 A kind of leather processing cutting cleaning device
CN208146610U (en) * 2017-11-16 2018-11-27 郑州大学 A kind of cleaning device for chemical tank
CN208297190U (en) * 2018-06-14 2018-12-28 沧州昊海水利工程质量检测有限公司 A kind of novel water pollution collection device
CN209511608U (en) * 2019-03-07 2019-10-18 张震 A kind of oil pipeline automatic sampling device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203881576U (en) * 2014-05-30 2014-10-15 福建农林大学 Drawer type portable slope runoff sampler
CN104596800A (en) * 2015-01-08 2015-05-06 同济大学 Wheel type overland runoff sampling device
CN107442501A (en) * 2017-10-10 2017-12-08 温州翔宇教育科技有限公司 A kind of sheet material cleaning device
CN208146610U (en) * 2017-11-16 2018-11-27 郑州大学 A kind of cleaning device for chemical tank
CN107937633A (en) * 2017-11-24 2018-04-20 佛山市高明恒祥化工树脂有限公司 A kind of leather processing cutting cleaning device
CN208297190U (en) * 2018-06-14 2018-12-28 沧州昊海水利工程质量检测有限公司 A kind of novel water pollution collection device
CN209511608U (en) * 2019-03-07 2019-10-18 张震 A kind of oil pipeline automatic sampling device

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Effective date of registration: 20220524

Address after: 200434 Shanghai city Hongkou District Yixian Road No. 388

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Application publication date: 20200807