CN109187108B - Multi-stage speed reduction type automatic sand collector and working method - Google Patents
Multi-stage speed reduction type automatic sand collector and working method Download PDFInfo
- Publication number
- CN109187108B CN109187108B CN201811119063.3A CN201811119063A CN109187108B CN 109187108 B CN109187108 B CN 109187108B CN 201811119063 A CN201811119063 A CN 201811119063A CN 109187108 B CN109187108 B CN 109187108B
- Authority
- CN
- China
- Prior art keywords
- sand
- wind
- speed reduction
- cavity
- air inlet
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to a multi-stage speed reduction type automatic sand collector and a working method thereof, and the multi-stage speed reduction type automatic sand collector comprises a sand wind separating mechanism, wherein the sand wind separating mechanism is used for carrying out multi-stage speed reduction on sand wind flow to realize sand wind separation, the upper end of the sand wind separating mechanism is connected with a guide mechanism, the guide mechanism is used for ensuring that an air inlet of the sand wind separating mechanism is aligned with the wind direction, the lower end of the sand wind separating mechanism is fixedly connected with a bearing box, a weighing system is fixed in the space of the bearing box below the sand wind separating mechanism and is used for weighing sand in real time, the bearing box is rotatably connected with a base, and the bearing box can freely rotate under the guiding action of the guide mechanism.
Description
Technical Field
The invention relates to the technical field of sand collecting devices, in particular to a multistage deceleration type automatic sand collecting instrument and a working method.
Background
Soil erosion is the first link of land desertification in early dry, early semi-dry and partially semi-humid areas. The sand collector is a necessary instrument for researching the structure and motion rule of the sand flow. The existing sand collector is a manual sand collector, a sand collecting box is detachable, and after wind erosion observation is finished, the sand collecting box needs to be detached and taken back to a laboratory for sand dust weighing; the other type is an automatic sand collector, and a weighing sensor is designed below a sand collecting box, so that the manual labor is reduced, and the real-time measurement and recording of the weight of sand and dust in the sand collecting box are realized.
In the field appearance time measurement, the experiment activity is often restricted by complicated changeable field environment, and manual collection sand appearance needs the intervallic sand collection volume of weighing, especially when bad weather, can increase experimenter's danger, and automatic collection sand appearance can real-time, continuous recording collection sand volume, but automatic collection sand appearance's sand wind-blown separation effect is not good, leads to the collection sand effect poor.
When sand flows enter the sand collector, if the air flow speed is greatly reduced to be lower than the suspension speed of sand and dust, and the air flow is not capable of dragging the sand and dust, the sand and the wind can be separated, so that the method for greatly reducing the sand flow speed is the most effective method for promoting the separation of the sand and the wind.
Therefore, it is significant to develop a sand collector which can greatly reduce the air flow speed and automatically record the sand collection amount.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multi-stage deceleration type automatic sand collector, which can not only efficiently separate sand from wind, but also continuously record the sand collecting amount in real time and better meet the requirement of field wind erosion observation.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automatic husky appearance that gathers of multistage deceleration formula, includes sand wind separating mechanism, sand wind separating mechanism is used for carrying out multistage deceleration to sand wind stream, realizes the sand wind separation, sand wind separating mechanism's upper end is connected with guiding mechanism, guiding mechanism is used for guaranteeing sand wind separating mechanism's air intake alignment wind direction, sand wind separating mechanism's lower extreme and bearing box fixed connection, the bearing box space internal fixation of sand wind separating mechanism below has the weighing system, the weighing system is used for weighing in real time the dust and sand, bearing box and base rotate and be connected, but bearing box free rotation under guiding mechanism's guide effect.
Further, the sand wind separating mechanism includes intake pipe, deceleration passageway, separation chamber, collection chamber and collection husky box, the deceleration passageway from the separation chamber upper end insert the separation chamber inside and with separation chamber fixed connection, the collection chamber of separation chamber lower extreme fixedly connected with back taper, the deceleration passageway includes a plurality of concentric settings and the just conical cavity and the chamber of back taper of distribution in turn, the chamber on topmost be the chamber of back taper, and with intake-tube connection, the axis mutually perpendicular of intake pipe axis and deceleration passageway, the chamber of bottommost be the chamber of back taper, still be fixed with the blast pipe in the deceleration passageway, separation chamber and bearing box fixed connection, the below of collecting the chamber is equipped with collection husky box, collection husky box is fixed in on the weighing system.
Furthermore, the cross section of the air inlet pipe is rectangular, and the width of the rectangle is larger than the height of the rectangle.
Furthermore, the cross-section of the exhaust pipe is rectangular, the width of the rectangle is greater than the height of the rectangle, the exhaust pipe comprises a horizontal section and a vertical section, one end of the horizontal section is vertically connected with one end of the vertical section, the other end of the horizontal section extends out of the chamber at the top end of the speed reduction channel, and the other end of the vertical section extends into the separation cavity.
Furthermore, a certain distance is reserved between the sand collecting box and the collecting cavity.
Furthermore, the bearing box and the separation cavity are fixedly connected in a detachable mode.
Furthermore, the axis of the vertical section of the exhaust pipe and the axis of the air inlet pipe are positioned in the same plane, and the width of the exhaust pipe is greater than that of the air inlet pipe.
Further, guiding mechanism includes deflector and deep bead, the deep bead is U type structure, includes the horizontal plate and fixes the vertical plate at the horizontal plate both ends, the horizontal plate is fixed in the deceleration passageway up end, and the vertical plate is located intake pipe and deceleration passageway both sides, the deflector vertical fixation is on the horizontal plate, the focus and the air inlet of deflector, deep bead are located the both sides of deceleration passageway central line.
Furthermore, the weighing system comprises a weighing sensor, one end of the weighing sensor is provided with the sand collecting box, the other end of the weighing sensor is fixedly connected with the bearing box, the weighing sensor is connected with the data acquisition card and stores acquired data into the data acquisition card, and the weighing sensor and the data acquisition card are both connected with the power supply device and are powered by the power supply device.
The invention also provides a working method of the multistage deceleration type automatic sand collector, which comprises the following steps:
under the effect of the guide mechanism, the air inlet pipe is aligned to the wind direction, wind sand flow enters the speed reduction channel from the air inlet pipe, multi-stage speed reduction is realized in the speed reduction channel and the separation cavity, the wind sand flow speed is reduced to be lower than the suspension speed of sand dust, the sand dust and the air flow are separated and fall into the weighing system for weighing, the air flow is discharged from the exhaust pipe, the speed is further reduced in the exhaust pipe, small particles of sand dust mixed with tail gas are separated, and the sand dust falls back into the separation cavity and then falls into the weighing system for carrying out a sand collection experiment.
The invention has the beneficial effects that:
1. the multi-stage speed reduction type automatic sand collector provided by the invention is provided with the speed reduction channel, the separation cavity and the exhaust pipe, can realize multi-stage speed reduction on the sand flow entering from the air inlet pipe, effectively promotes the separation of sand dust and wind, and has good separation and collection effects.
2. The multi-stage speed-reducing automatic sand collector provided by the invention is provided with the weighing sensor and the data acquisition card, can automatically record the sand collection amount, ensures the real-time property and continuity of wind erosion observation, and better meets the complex and variable field observation requirements.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic view of the invention taken along line A of FIG. 1;
FIG. 3 is a schematic view of the invention taken along line B of FIG. 1;
FIG. 4 is a schematic front view of the working principle of the present invention;
FIG. 5 is a schematic top view of the working principle of the present invention;
the device comprises an air inlet pipe 1, an impact cavity 2, a diffusion cavity 3, a reflux cavity 4, a separation cavity 5, a collection cavity 6, a bearing box 7, a sand collection box 8, a vertical section 9, a horizontal section 10, a horizontal plate 11, a vertical plate 12, a guide plate 13, a weighing sensor 14, a bracket 15, a tray 16, a data acquisition card 17, a voltage adapter 18, a battery 19, a rotating shaft 20 and a base 21.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As introduced in the background art, the conventional manual sand collector has high danger in use, and the automatic sand collector has poor wind-sand separation effect.
In a typical implementation mode of this application, as shown in fig. 1-3, an automatic sand collection appearance of multistage deceleration formula, including sand blown by the wind separating mechanism, sand blown by the wind separating mechanism is used for carrying out multistage deceleration to sand blown by the wind stream, realizes the sand blown by the wind separation, sand blown by the wind separating mechanism's upper end is connected with guiding mechanism, guiding mechanism is used for guaranteeing sand blown by the wind separating mechanism's air intake and aims at the wind direction, sand blown by the wind separating mechanism's lower extreme and bearing box fixed connection, the bearing box space internal fixation of sand blown by the wind separating mechanism below has weighing system, weighing system is used for weighing in real time sand and dust, bearing box and base rotate and are connected, but bearing box free rotation under guiding mechanism's guide effect.
The wind-sand separating mechanism comprises an air inlet pipe 1, a speed reduction channel, a separating cavity, a collecting cavity and a sand collecting box.
The speed reduction passageway is including striking chamber 2, diffusion chamber 3 and backward flow chamber 4 that set up with one heart and distribute from top to bottom, striking chamber is the cavity of obconic shape, and the diffusion chamber is the cavity of forward taper shape, and the backward flow chamber is the cavity of obconic shape, the lower extreme in striking chamber is connected with the upper end in diffusion chamber, and the lower extreme in diffusion chamber is connected with the upper end in backward flow chamber.
The speed reduction channel is inserted into the separation cavity 5 from the upper end of the separation cavity and is fixedly connected with the separation cavity, the separation cavity is a cylindrical cavity, the diameter of the separation cavity is equal to that of the larger end of the diameter of the impact cavity or the diffusion cavity or the reflux cavity, and the connection position of the speed reduction channel and the connection position of the diffusion cavity and the reflux cavity are located.
The bottom fixedly connected with back taper of disengagement chamber collects the chamber 6, disengagement chamber and collection chamber insert 7 insides from the bearing box top, the bearing box top can be dismantled with the bottom of disengagement chamber through the screw thread and be connected.
The below of collecting the chamber is equipped with collection sand box 8, collection sand box is fixed in on the weighing system, collection sand box uses with the cooperation of collecting the chamber, is favorable to the quick collection of sand and dust, and simultaneously, collection sand box and collect the chamber between at a distance of one section distance, can eliminate the quick landing of sand and dust again and weigh the interference of system.
The air inlet pipe is communicated with the top impact cavity of the deceleration channel, the axis of the air inlet pipe is perpendicular to the axis of the deceleration channel, the length of the air inlet pipe is long, the influence of a stagnation flow field formed by the whole sand collector in a flow field can be eliminated, the isodynamic property of an air inlet of the air inlet pipe is guaranteed, the cross section of the air inlet pipe is rectangular, the width of the air inlet pipe is larger than the height of the air inlet pipe, and the actual sand conveying amount on the width of the air inlet is convenient to calculate.
Still be fixed with the blast pipe in the speed reduction passageway, the blast pipe cross-section is the rectangle, and its width is greater than the width of intake pipe, the blast pipe is including connecting vertical section 9 and horizontal segment 10 as an organic whole, the horizontal segment is fixed in on the square hole of seting up on the striking cavity wall, realizes the fixed of blast pipe, vertical section one end is located the striking intracavity and is connected with the horizontal segment, and the other end stretches into inside the separation chamber, horizontal segment one end and vertical section fixed connection, the striking cavity is stretched out to the other end, the axis of vertical section is located same plane with the axis of intake pipe, and the horizontal segment axis is 180 with the contained angle of intake pipe axis in the horizontal plane.
Striking chamber, diffusion chamber, backward flow chamber, separation chamber and blast pipe cooperation use, form the speed reduction process of diffusion, striking and backward flow offset, can realize six grades of speed reductions, play the primary role to the sand-wind separation, the blast pipe diameter is greater than the intake pipe diameter, from the entry to export diffusion trend in the sand-wind, realize seventh grade speed reduction in the blast pipe, make tiny particle sand and dust fall back to the separation chamber from the blast pipe, striking chamber lower extreme bore is big, backward flow chamber lower extreme bore is little, the cooperation is used, be the shrink trend, be favorable to the backward flow offset of sand-wind. The diameter of the lower end of the backflow cavity is small, the diameter of the lower end of the collection cavity is large, the backflow cavity and the collection cavity are used cooperatively, the diffusion trend is achieved, and the speed reduction of the dust at the lower port of the collection cavity is facilitated.
Guiding mechanism includes deflector and deep bead, the deep bead is U type structure, and the deep bead includes the horizontal plate 11 and is fixed in the vertical plate 12 at horizontal plate both ends, the horizontal plate is fixed in on the up end in striking chamber, and the vertical plate is located striking chamber both sides, and parallel with the axis of intake pipe, deflector 13 vertical fixation is on the horizontal plate, the deflector is the pentagon that upper and lower both sides are parallel, and the focus of deflector, deep bead and the air inlet of intake pipe are located the both sides of deceleration passageway central line respectively, and the focus of deflector and deep bead is located leeward one side promptly, and the windy power acts on, can drive the free rotation who bears case, sand-wind separating mechanism, makes the air inlet of intake pipe aim at the wind direction. The wind shield is used for blocking side wind, eliminating the influence of the side wind on an exhaust port of the exhaust pipe, and can be matched with the guide plate for use, so that the reliability of the sand collector rotating along with the wind can be improved.
The weighing system comprises a weighing sensor 14, one end of the weighing sensor is fixed on a support 15, the other end of the weighing sensor is fixed with a tray 16, the tray is fixedly connected with a sand collecting box through threads and supports the sand collecting box, the sand collecting box is not in contact with other parts, the interference of an external factor weighing sensor is eliminated, and the support is fixed on the inner wall of the bearing box and supports the whole weighing system.
The weighing sensor is connected with the data acquisition card 17 through a data line, the sand collecting amount can be recorded continuously in real time, and stored data can also be exported through a computer, the weighing sensor and the data acquisition card are connected with the power supply device through the overvoltage adapter 18, the voltage adapter plays a role in adjusting the voltage of the power supply device, the power supply device adopts the battery 19, and the battery adopts a common acid-base battery to provide electric energy for the whole weighing system.
The bearing box bottom has a rotating shaft 20, the rotating shaft is rotatably connected with a base 21 through a ball bearing, and the base can stabilize the sand collector and ensure the flexibility of the rotation of the sand collector.
The invention also provides a working method of the multistage deceleration type automatic sand collector, which comprises the following steps:
under the action of the guide mechanism, the air inlet pipe is aligned with the wind direction, wind sand flow enters the speed reduction channel from the air inlet pipe, multistage speed reduction is realized in the speed reduction channel and the separation cavity, the wind sand flow speed is reduced to be lower than the suspension speed of sand dust, the sand dust and the air flow are separated and fall into the weighing system for weighing, the air flow is discharged from the exhaust pipe, further speed reduction is carried out in the exhaust pipe, small particles of sand dust mixed with tail gas are separated, the sand dust falls back into the separation cavity and further falls into the weighing system, after the inspection is finished, the separation cavity is separated from the bearing box, the data acquisition card is taken out, and data are guided into the computer.
The concrete process of wind sand flow multistage deceleration is as follows:
as shown in fig. 4-5, the sand flow enters the impact chamber from the air inlet pipe, and is firstly affected by the enlarged space to realize the first-stage speed reduction. And one part of the wind sand flow impacts the outer wall of the vertical section of the exhaust pipe, and the other part of the wind sand flow winds to one side of the horizontal section of the exhaust pipe of the impact cavity and impacts the outer wall of the horizontal section of the exhaust pipe, so that second-stage speed reduction is realized. And a part of wind sand flow deviates, and the impact inclined impact cavity is positioned on the cavity wall on one side of the exhaust port of the exhaust pipe to form backflow hedging so as to realize third-stage speed reduction. The sand flow flows downwards to the diffusion cavity and is influenced by the diffusion structure, and fourth-stage speed reduction is realized. And the sand flows carry out backflow hedging in the backflow cavity to realize the fifth-stage speed reduction. The sand flow descending from the reflux cavity is influenced by the enlarged space of the separation cavity, and the sixth-level speed reduction is realized. Through multistage deceleration, the sand flow velocity is reduced to be lower than the suspension velocity of sand and dust, the air flow cannot drag the sand and dust, and the sand and wind are separated in the separation cavity. The intake pipe bore is little, and the blast pipe bore is big, is the diffusion trend from the entry with the export, realizes seventh level deceleration in the blast pipe, will sneak into the tiny particle sand and dust separation of tail gas, falls back to the disengagement chamber, and sand and dust falls into collection sand box through collecting the chamber, and tail gas is discharged from the blast pipe.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (9)
1. A multi-stage speed reduction type automatic sand collector is characterized by comprising a sand wind separating mechanism, wherein the sand wind separating mechanism is used for carrying out multi-stage speed reduction on sand wind flow to realize sand wind separation, the upper end of the sand wind separating mechanism is connected with a guide mechanism, the guide mechanism is used for ensuring that an air inlet of the sand wind separating mechanism is aligned with the wind direction, the lower end of the sand wind separating mechanism is fixedly connected with a bearing box, a weighing system is fixed in a bearing box space below the sand wind separating mechanism and used for weighing sand dust in real time, the bearing box is rotatably connected with a base, and the bearing box can freely rotate under the guiding action of the guide mechanism;
the wind-sand separation mechanism comprises an air inlet pipe, a speed reduction channel, a separation cavity, a collection cavity and a sand collection box, wherein the speed reduction channel is inserted into the separation cavity from the upper end of the separation cavity and is fixedly connected with the separation cavity, the lower end of the separation cavity is fixedly connected with the inverted cone-shaped collection cavity, the speed reduction channel comprises a plurality of concentrically arranged and alternately distributed regular cone-shaped cavities and inverted cone-shaped cavities, the topmost cavity is an inverted cone-shaped cavity and is connected with an air inlet pipe, the axis of the air inlet pipe is mutually vertical to the axis of the speed reduction channel, the bottommost cavity is an inverted cone-shaped cavity, and an exhaust pipe is further fixed in the speed reduction channel;
the exhaust pipe comprises a horizontal section and a vertical section, one end of the horizontal section is vertically connected with one end of the vertical section, the other end of the horizontal section extends out of the chamber at the topmost end of the speed reduction channel, and the other end of the vertical section extends into the separation chamber; the axis of the vertical section of the exhaust pipe and the axis of the air inlet pipe are located in the same plane, and the width of the exhaust pipe is larger than that of the air inlet pipe.
2. The multi-stage deceleration type automatic sand collector as claimed in claim 1, wherein the separation chamber is fixedly connected with the bearing box, a sand collecting box is arranged below the collection chamber, and the sand collecting box is fixed on the weighing system.
3. The multi-stage deceleration type automatic sand collector as claimed in claim 1, wherein the cross section of the air inlet pipe is rectangular, and the width of the rectangle is larger than the height.
4. The multi-stage deceleration type automatic sand collector as claimed in claim 1, wherein the section of the exhaust pipe is rectangular, and the width of the rectangle is larger than the height.
5. The multi-stage deceleration type automatic sand collector as claimed in claim 1, wherein a certain distance is provided between the sand collecting box and the collecting chamber.
6. The multi-stage deceleration type automatic sand collector as claimed in claim 1, wherein the carrying box is fixedly connected with the separation chamber in a detachable manner.
7. The automatic sand collector of claim 1, wherein the guiding mechanism comprises a guiding plate and a wind shielding plate, the wind shielding plate is of a U-shaped structure and comprises a horizontal plate and vertical plates fixed at two ends of the horizontal plate, the horizontal plate is fixed on the upper end surface of the deceleration passage, the vertical plates are positioned at two sides of the air inlet pipe and the deceleration passage, the guiding plate is vertically fixed on the horizontal plate, and the gravity center and the air inlet of the guiding plate and the wind shielding plate are positioned at two sides of the center line of the deceleration passage.
8. The multi-stage deceleration type automatic sand collector as claimed in claim 1, wherein the weighing system comprises a weighing sensor, the weighing sensor is connected with a data acquisition card for storing collected data in the data acquisition card, and the weighing sensor and the data acquisition card are both connected with a power supply device for supplying power thereto.
9. A method of operating a multi-stage step-down automatic sand trap as claimed in any one of claims 1 to 8, comprising: under the effect of the guide mechanism, the air inlet pipe is aligned to the wind direction, wind sand flow enters the speed reduction channel from the air inlet pipe, multi-stage speed reduction is realized in the speed reduction channel and the separation cavity, the wind sand flow speed is reduced to be lower than the suspension speed of sand dust, the sand dust and the air flow are separated and fall into the weighing system for weighing, the air flow is discharged from the exhaust pipe, the speed is further reduced in the exhaust pipe, small particles of sand dust mixed with tail gas are separated, and the sand dust falls back into the separation cavity and then falls into the weighing system for carrying out a sand collection experiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119063.3A CN109187108B (en) | 2018-09-25 | 2018-09-25 | Multi-stage speed reduction type automatic sand collector and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119063.3A CN109187108B (en) | 2018-09-25 | 2018-09-25 | Multi-stage speed reduction type automatic sand collector and working method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109187108A CN109187108A (en) | 2019-01-11 |
| CN109187108B true CN109187108B (en) | 2021-08-17 |
Family
ID=64909805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811119063.3A Active CN109187108B (en) | 2018-09-25 | 2018-09-25 | Multi-stage speed reduction type automatic sand collector and working method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109187108B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118586A (en) * | 2019-05-07 | 2019-08-13 | 北京邮电大学 | A kind of dust storm monitoring system and method based on fiber-optic grating sensor |
| CN113092726A (en) * | 2021-04-12 | 2021-07-09 | 河南卓越建设工程有限公司 | Automatic monitoring devices suitable for prevention and cure of geological disasters |
| CN113029510B (en) * | 2021-04-13 | 2022-05-20 | 中铁五局集团第一工程有限责任公司 | Sand collector for measuring sand blown along railway and sand blown measuring method |
| CN113418817A (en) * | 2021-05-25 | 2021-09-21 | 中国农业大学 | Farmland raise dust automatic monitoring device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226023A (en) * | 2016-09-08 | 2016-12-14 | 甘肃省治沙研究所 | A kind of active automatic sand instrument |
| CN106583067A (en) * | 2017-03-13 | 2017-04-26 | 北京首钢国际工程技术有限公司 | Built-in double spiral axial cyclone dust collector |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2592280Y (en) * | 2002-12-12 | 2003-12-17 | 上海交通大学 | Cone-diffusion cyclone separator |
| CN2906578Y (en) * | 2006-01-17 | 2007-05-30 | 常兆丰 | Sand flow sediment runoff tester |
| CN200956008Y (en) * | 2006-09-29 | 2007-10-03 | 甘肃省治沙研究所 | Wind direction tracing filter-bag type sand dust level through put instrument |
| CN102735419B (en) * | 2012-06-29 | 2015-02-25 | 甘肃省治沙研究所 | Device for automatically collecting sand transported by sand and dust storm |
| CN203337361U (en) * | 2013-04-16 | 2013-12-11 | 中国科学院寒区旱区环境与工程研究所 | Dedicated soil wind erosion collector for wind tunnel |
| CN103335813B (en) * | 2013-05-28 | 2016-08-10 | 内蒙古农业大学 | A kind of airflow anti-phase opposite thrust sand collector |
| KR20160030662A (en) * | 2014-09-11 | 2016-03-21 | 한국기계연구원 | Blowing sand and dust test equipment |
| CN105043709A (en) * | 2015-04-22 | 2015-11-11 | 山西大学 | Airflow cyclotron type sand sampler |
| CN104931225B (en) * | 2015-06-24 | 2016-06-29 | 河北师范大学 | A kind of Automatic continuous Weighing type sand-taped instrument |
-
2018
- 2018-09-25 CN CN201811119063.3A patent/CN109187108B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226023A (en) * | 2016-09-08 | 2016-12-14 | 甘肃省治沙研究所 | A kind of active automatic sand instrument |
| CN106583067A (en) * | 2017-03-13 | 2017-04-26 | 北京首钢国际工程技术有限公司 | Built-in double spiral axial cyclone dust collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109187108A (en) | 2019-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109187108B (en) | Multi-stage speed reduction type automatic sand collector and working method | |
| CN206483588U (en) | A kind of cyclone dust collectors | |
| CN103335813A (en) | Airflow anti-phase opposite thrust sand collector | |
| CN2828789Y (en) | Fine sand sampler | |
| CN101598800A (en) | A kind of method and device that gas concentration in the emanometer measuring chamber is mixed | |
| CN201615883U (en) | Dust concentration sensor | |
| CN109799063B (en) | All-round automatic sand collector | |
| CN115112339B (en) | Soil wind erosion desertification monitoring sand collecting device | |
| CN217931004U (en) | Air particulate matter collection system | |
| CN201968601U (en) | Double-cylinder dust collector | |
| CN208184368U (en) | A kind of wind tower Universal rotary device | |
| CN105850382A (en) | Pollen sampling collecting tool | |
| CN205947100U (en) | General type cigarette machine companion obstructs flexible piece -rate system of retrieving of silk | |
| CN213812804U (en) | Near-surface wind dust flow sample collecting and monitoring system | |
| CN203700363U (en) | Simple spore catcher | |
| CN202157153U (en) | Cotton and impurity separating passage device | |
| CN103033397A (en) | Field portable sampling device and using method thereof | |
| CN113738690A (en) | Wind direction-adjustable glass fiber reinforced plastic fan for potassium nitrate production and adjusting method | |
| CN2828800Y (en) | Cyclone separating sand collection instrument | |
| CN112474326A (en) | Tin powder sieve separator | |
| CN210802841U (en) | Sand collector of sand wind monitor capable of improving measurement precision | |
| CN202962181U (en) | Filter or dust collector air-flow inlet two-order diffusion apparatus | |
| CN219399478U (en) | Dust fall device | |
| CN208651041U (en) | A kind of wind power generating set and wind power plant | |
| CN112473252A (en) | Multistage super gravity dust remover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |