CN112113877A - Dust collecting device, dust fall weighing system who contains this dust collecting device - Google Patents
Dust collecting device, dust fall weighing system who contains this dust collecting device Download PDFInfo
- Publication number
- CN112113877A CN112113877A CN202010748818.7A CN202010748818A CN112113877A CN 112113877 A CN112113877 A CN 112113877A CN 202010748818 A CN202010748818 A CN 202010748818A CN 112113877 A CN112113877 A CN 112113877A
- Authority
- CN
- China
- Prior art keywords
- dust collecting
- dust
- assembly
- cylinder
- driving
- 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
Links
- 239000000428 dust Substances 0.000 title claims abstract description 287
- 238000005303 weighing Methods 0.000 title claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000004809 Teflon Substances 0.000 claims abstract description 6
- 229920006362 Teflon® Polymers 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 63
- 238000003860 storage Methods 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 claims description 17
- 238000013519 translation Methods 0.000 claims description 16
- 238000001704 evaporation Methods 0.000 claims description 15
- 230000008020 evaporation Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 239000008400 supply water Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 description 30
- 239000007921 spray Substances 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/04—Investigating sedimentation of particle suspensions
Landscapes
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a dust collecting device and a dust fall weighing system comprising the same. The invention also provides a dust fall weighing system which comprises the dust collecting device, wherein the dust fall weighing system is provided with a second cavity, and the weighing assembly is arranged in the second cavity. The dust fall weighing system is provided with the movable cover, the movable cover is arranged outside the box body of the whole system, the waterproof stability is greatly improved compared with that of a traditional built-in cover body, the dust fall weighing system can effectively cope with extreme environments, and the watertight performance of the dust fall weighing system is improved. The dust collecting barrel is provided with a dust collecting outlet, and the dust collecting outlet is communicated with the dust collecting cylinder. And the Teflon coating is coated on the wall of the dust collection cylinder, so that the cleanliness of the cylinder wall is ensured, and simultaneously, water or dust fall attached to the cylinder wall can be guided into the dust collection cylinder along the taper of the frustum, so that the dust fall can be collected more conveniently and rapidly.
Description
Technical Field
The invention belongs to the technical field of environmental protection and safe production management, and particularly relates to a dust collecting device applied to a dust-fall weighing instrument and a dust-fall weighing system comprising the dust collecting device.
Background
The dust fall is the deposit of dust in the atmosphere, the particles which can be settled in the existing air are settled in a dust collecting tank which is filled with glycol aqueous solution as collecting liquid, and the dust fall amount is calculated after evaporation, drying and weighing. With the increase of national dust and sand frequency and harm degree, the research of atmospheric dust fall is aggravated day by day, and the monitoring of atmospheric dust fall volume on the market generally needs monitoring personnel to make a round trip to rush to the ripples and take a sample to with the collection dirt jar and bring the laboratory back and detect.
In order to solve the problem of back-and-forth wave sampling detection, a dust fall measuring device capable of being tested on site at a collection point is derived, but the dust fall measuring device has the following problems:
inside (one) current dust fall measuring equipment places the measuring apparatu structure in as the lid of airtight collection mouth function in, when meeting with bad weather for example when rainstorm environment, because lid drainage performance is not good and waterproof performance is relatively poor for inside the easy infiltration of rainwater gets into the instrument, make the inside spare part of instrument wet, thereby influenced dust fall measuring equipment's normal use, reduced the life of instrument.
(II) the structure volume of dust collection usefulness among the current dust fall measuring equipment is great, causes the poor stability of weighing, has increased measuring error.
(III) have the heating structure who accelerates the moisture evaporation in the constant temperature and humidity environment among the current dust fall measuring equipment, need pass through the felt moisture absorption and refrigerate in this constant temperature and humidity environment after the dust collecting container heating, this dust collecting container needs consume a large amount of time when cooling to satisfying the constant temperature and humidity condition of measurement to whole weighing time has been prolonged.
Disclosure of Invention
In view of the above-described drawbacks of the prior art, an object of the present invention is to provide a dust collecting device and a dustfall weighing system including the same. Compared with the prior art, the invention not only improves the waterproof performance of the equipment, but also realizes the switching of the dust collecting cylinder from the dust collecting cavity to the constant temperature and humidity cavity, thereby effectively shortening the weighing time of the whole equipment.
In order to achieve the purpose, the technical scheme of the invention is as follows:
dust collecting device, dust collecting device has first chamber, dust fall subassembly, motion control subassembly set up respectively in first chamber, the dust fall subassembly is used for collecting the environment dust fall, the motion control subassembly be used for with the dust fall that the dust fall subassembly was collected is followed first chamber shifts.
Furthermore, the dust fall component comprises a dust collecting barrel and a dust collecting cylinder, the dust collecting barrel is provided with a dust collecting inlet and a dust collecting outlet, and the dust collecting cylinder is detachably arranged in the motion control component.
Further, the motion control assembly comprises a translation assembly and a lifting assembly, wherein the translation assembly is used for controlling the dust collection cylinder to make translational motion; the lifting component is used for controlling the dust collecting cylinder to do lifting motion so as to realize the sealing or separation of the dust collecting cylinder and the dust collecting barrel.
Furthermore, a frustum is formed at one end of the dust collecting cylinder, which is close to the dust collecting cylinder, and the frustum enables the cylinder diameter of the dust collecting cylinder to decrease progressively from the dust collecting inlet to the dust collecting outlet.
Further, the wall of the dust collecting cylinder is coated with self-cleaning paint, and the self-cleaning paint is made of Teflon.
Furthermore, a filter screen is arranged in the dust collecting cylinder.
Furthermore, a boss is arranged at one end of the dust collecting cylinder close to the dust collecting outlet, and a sealing element is arranged inside the boss.
Furthermore, the dust collecting barrel is arranged in the cover body component, and the cover body component is also provided with at least one alarm and at least one sensor.
Furthermore, the translation assembly comprises a second driving part, a third driving part, a positioning frame, a first moving plate, a connecting plate and a first fixed support, the positioning frame is movably arranged on the first fixed support, and the second driving part is in transmission connection with the second driving part and is used for driving the second driving part to rotate; the second transmission piece is in transmission connection with the third transmission piece and is used for driving the third transmission piece to rotate; the third transmission part is connected with the first moving plate, the first moving plate is connected with one end of the connecting plate, the other end of the connecting plate is connected with the positioning frame and used for driving the positioning frame to move relative to the first fixed support, and a positioning opening for clearance fit of the dust collecting cylinder is formed in the positioning frame.
Furthermore, the lifting assembly comprises a third driving piece, a fourth driving piece, a fifth driving piece, a second moving plate, a second fixed support and an evaporation assembly, the evaporation assembly is connected with the second moving plate, the second moving plate is movably arranged on the second fixed support, and the third driving piece is in transmission connection with the fourth driving piece and is used for driving the fourth driving piece to rotate; the fourth transmission piece is in transmission connection with the fifth transmission piece and is used for driving the fifth transmission piece to rotate; and the fifth transmission piece is in transmission connection with the second moving plate and is used for driving the second moving plate and the evaporation assembly to move up and down relative to the second fixed support.
Further, the dust fall device also comprises a movable cover assembly, and the movable cover assembly can rotate relative to the dust fall assembly.
The movable cover assembly includes: a cover assembly for opening and closing the dust collection inlet;
a connector for connecting the cap assembly;
the rotating piece is connected with the connecting piece and is used for enabling the cover assembly and the connecting piece to rotate along with the rotating piece;
the first transmission piece is connected with the rotating piece and used for driving the rotating piece to rotate;
the driving piece is connected with the first transmission piece and used for driving the first transmission piece to transmit.
Further, the removable cover assembly includes: the cover assembly comprises a first cover plate and at least one storage assembly, and the first cover plate is connected with the storage assembly.
Further, the storage component is provided with at least one hollow part, and the hollow part is provided with
The first camera shooting component is used for observing the dust collection amount of the wall of the dust collection barrel;
at least one spraying component for washing the wall of the dust collecting cylinder.
Furthermore, at least one drainage hole is formed in the first cover plate and/or the storage assembly.
Dust fall weighing system, including above-mentioned dust collecting device, dust fall weighing system has the second cavity, weigh the subassembly set up in the second cavity, it is used for weighing the measurement to the dust fall that the collection dirt jar was collected to weigh the subassembly.
Further, still include controlling means, controlling means includes constant temperature and humidity subassembly, constant temperature and humidity subassembly be used for the second chamber provides constant temperature and humidity environment.
Further, the spraying device also comprises a water pump and a water tank, wherein the water pump is connected with the water tank, and the water pump pressurizes and supplies the water source of the water tank to the spraying assembly in a supplementing manner.
The wind power generation device further comprises a data acquisition assembly, wherein the data acquisition assembly comprises at least one anemoscope, at least one anemoscope and at least one second camera shooting assembly.
Compared with the prior art, the invention has the following beneficial technical effects:
the movable cover is arranged outside the box body of the whole system, so that the waterproof stability is greatly improved compared with that of a traditional built-in cover body, the movable cover can effectively cope with extreme environments (such as rainstorm and the like), the watertight performance of the dust fall weighing system is improved, the normal use of the internal structure of the structure is ensured, and the service life is prolonged.
And (II) further, rainwater can be gathered by arranging a surrounding wall on the cover plate of the movable cover, and the rainwater can be intensively discharged by utilizing a water outlet formed in the surrounding wall, so that the rainwater is prevented from permeating into the system.
And (III) one end of the dust collecting cylinder, which is close to the dust collecting outlet, is a frustum, and the inclination formed by the frustum enables the dustfall to be guided into the dust collecting cylinder when being flushed, so that the guiding effect is achieved. And the Teflon coating is coated on the wall of the dust collection cylinder, so that the cleanliness of the cylinder wall is ensured, and simultaneously, water or dust fall attached to the cylinder wall can be guided into the dust collection cylinder along the taper of the frustum, so that the dust fall can be collected more conveniently and rapidly.
And (IV) further, the dust falling of the wall of the dust collection cylinder can be realized by arranging the spray head to wash the dust collection cylinder, and whether foreign matters exist on the dust collection cylinder or not can be observed by arranging the camera, so that the measuring accuracy is ensured.
(V) furtherly, can realize the reciprocating motion of collection dirt jar between dust collecting chamber and constant temperature and humidity chamber through setting up translation subassembly, can realize the airtight connection or the separation of collection dirt jar and dust collection section of thick bamboo through setting up lifting unit to the dust fall that makes a dust collection section of thick bamboo can all wash or fall into to the collection dirt jar, avoids spilling the influence and measures accurate nature.
Drawings
Fig. 1 is an isometric view of a dust collecting device and a dustfall weighing system including the dust collecting device according to an embodiment of the invention.
Fig. 2 is a schematic diagram illustrating an internal structure of a dust collecting device and a dustfall weighing system including the dust collecting device according to an embodiment of the present invention.
Fig. 3 shows an isometric view of a dust collection device and a translation assembly in a dustfall weighing system incorporating the dust collection device, according to an embodiment of the invention.
Fig. 4 is an isometric view of a translation assembly of a dust collection device and a dustfall weighing system incorporating the dust collection device, as viewed from below, according to an embodiment of the present invention.
Fig. 5 is an isometric view of a dust collection device and a lifting assembly in a dustfall weighing system incorporating the dust collection device according to an embodiment of the present invention.
Fig. 6 is a partial schematic structural diagram of a dust collecting device and a movable cover in a dustfall weighing system including the dust collecting device according to an embodiment of the invention.
Fig. 7 shows an axial cross-sectional view of a dust collecting device, a movable cover, a dust collecting cylinder and a dust deposition cylinder in a dustfall weighing system comprising the dust collecting device according to an embodiment of the invention.
Fig. 8 is an isometric view showing the connection of a dust collecting device and a movable cover and a cover body assembly in a dustfall weighing system comprising the dust collecting device according to the embodiment of the invention.
Fig. 9 is a schematic top view illustrating a dust collecting device and a movable cover of a dustfall weighing system including the dust collecting device according to an embodiment of the present invention.
Fig. 10 shows a cross-sectional view in the direction B-B of fig. 9.
Fig. 11 is an isometric view showing a dust collecting device and an open movable cover of a dust fall weighing system including the dust collecting device according to an embodiment of the invention.
In the drawings, the reference numbers:
11. a first case; 12. a side cover plate; 13. a movable cover; 130. a cap assembly; 131. a first cover plate; 132. A storage assembly; 133. a surrounding wall; 134. a drain hole; 135. a second cover plate; 136. a connecting member; 137. a water pipe; 138. a rotating shaft; 1381. a through hole; 139. a bearing; 1310. a bearing seat; 1311. a first synchronizing wheel; 1312. a first synchronization belt; 1313. a second synchronizing wheel; 1314. a first motor; 13141. a first motor mounting plate; 1315. a camera; 1316. a spray head; 1317. a cover assembly; 13171. a base plate; 13172, a cover plate; 1318. a rain sensor; 1319. a buzzer; 1320. a partition plate;
141. a dust collecting cylinder; 142. filtering with a screen; 143. a dust collecting cylinder; 1431. a seal member; 144. a boss; 145. a limiting part;
15. a translation assembly; 151. a second motor; 152. a third synchronous pulley; 153. a second synchronous belt; 154. A fourth timing pulley; 155. a first screw base; 156. a first lead screw; 157. a connecting plate; 158. a positioning frame; 159. positioning the opening; 1510. a first photoelectric switch; 1511. a first photoelectric switch mounting bracket; 1512. a support bar; 1513. a first fixed bracket; 1514. a first guide rail; 1515. a first slider; 1516. a first moving plate; 1517. a groove; 1518. an opening;
16. a lifting assembly; 161. a third motor; 162. a fifth timing pulley; 163. a third motor mount; 164. a third synchronous belt; 165. a sixth timing pulley; 166. a second screw base; 167. a second lead screw; 168. a second moving plate; 169. an evaporation assembly; 1610. a second guide rail; 1611. a second slider; 1612. A second photoelectric switch mounting bracket; 1613. a second photoelectric switch; 1614. a second fixed bracket;
17. weighing component 181, pipe inlet; 182. and (4) a pipe outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the dust collecting device and the dustfall weighing system including the dust collecting device according to the present invention will be described in further detail below with reference to the accompanying drawings and the detailed description. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are all used in a non-precise scale for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention. To make the objects, features and advantages of the present invention comprehensible, reference is made to the accompanying drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the implementation conditions of the present invention, so that the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.
Referring to fig. 3 and 4, the dust collecting system has a first chamber, which is a dust collecting chamber in this embodiment, a dust settling component and a motion control component are respectively disposed in the dust collecting chamber, the dust settling component is configured to collect environmental dust, and the motion control component is configured to transfer the dust collected by the dust settling component from the first chamber.
Specifically, referring to fig. 4, the dustfall assembly includes a dust collecting cylinder 141 and a dust collecting cylinder 143, wherein the dust collecting cylinder 141 has a cylindrical structure with openings at two ends, one of the openings is a dust collecting inlet, the other opening is a dust collecting outlet, the dust collecting cylinder 143 is located below the dust collecting cylinder 141 and close to the dust collecting outlet, and the dust collecting cylinder 143 is detachably disposed in the motion control assembly.
Referring to fig. 4, one end of the dust collecting cylinder 141 close to the dust collecting cylinder 143 is provided with a frustum, the frustum decreases the cylinder diameter of the dust collecting cylinder 141 from the dust collecting inlet to the dust collecting outlet, and the taper of the frustum has a guiding function to enable the dustfall to fall into the dust collecting cylinder 143.
The wall of the dust collection cylinder 141 is coated with self-cleaning paint which is a Teflon coating layer, and the coating layer has lubrication and non-adhesiveness, so that dust is not easy to adhere to the wall of the dust collection cylinder 141, and the dust can fall into the dust collection cylinder 143 even if the dust adheres to the wall of the cylinder by spraying through the spraying component. The self-cleaning paint includes but is not limited to teflon coating, and any coating which has lubricating effect and is not easy to adhere dust fall can be implemented in the invention.
In another embodiment of the present invention, a filter screen 142 is further disposed in the dust collecting cylinder 141, preferably, the filter screen 142 is disposed inside the dust collecting cylinder 141 and near the dust collecting outlet, and the filter screen 142 is used for filtering large particulate matters (such as transfusion liquid, etc.) and preventing the large particulate matters from falling into the dust collecting cylinder 143 to affect the weighing quality.
Referring to fig. 6 and 7, a projection 144 is further disposed at the dust collection outlet of the dust collection container 141, and a sealing member 1431 is disposed in the projection 144. Specifically, in the dust fall measuring instrument provided in this embodiment, the boss 144 is a hollow cylindrical structure, and the hollow cylindrical structure is formed to extend in the axial direction of the dust collecting cylinder 141. A sealing cavity is formed between the wall surface of the hollow cylindrical structure and the outer cylinder wall of the dust collection cylinder 141, the sealing member 1431 is arranged inside the sealing cavity, and the sealing member 1431 is a sealing ring, so that the sealing property between the dust collection cylinder 141 and the dust collection cylinder 143 is ensured, and the dustfall is ensured to fall into the dust collection cylinder 143 completely when the spray assembly is washed. Referring to fig. 9, preferably, the bottom of the hollow cylindrical structure is further bent along the radial direction to form a limiting portion 145, and the limiting portion 145 is used for preventing the sealing member 1431 from being separated from the sealing cavity.
Referring to fig. 4, the translation assembly 15 includes a second driving member, a third driving member, a positioning frame 158 and a first fixing bracket 1513, the positioning frame 158 is movably disposed on the first fixing bracket 1513, referring to fig. 4, the first fixing bracket 1513 is provided with a groove 1517, and both sides of the positioning frame 158 have end portions engaged with the groove 1517, so that the positioning frame 158 can move along the groove 1517. And an opening 1518 is opened on the first fixed bracket 1513 to facilitate the first moving plate 1516 to extend and move. The second driving piece is in transmission connection with the second transmission piece and is used for driving the second transmission piece to rotate; the second transmission piece is in transmission connection with the third transmission piece and is used for driving the third transmission piece to rotate; the third transmission member is connected with the first moving plate 1516, the first moving plate 1516 is connected with one end of the connecting plate 157, the other end of the connecting plate 157 is connected with the positioning frame 158, the positioning frame 158 is driven to move relative to the first fixed support 1513, and the positioning frame 158 is provided with a positioning hole 159 for clearance fit of the dust collecting cylinder 143.
Specifically, the second driving element in the translation assembly 15 of the dust fall measuring instrument provided by this embodiment is the second motor 151, the second transmission element includes a third synchronous pulley 152, a second synchronous belt 153 and a fourth synchronous pulley 154, wherein the output end of the second motor 151 is connected with the third synchronous pulley 152, and the third synchronous pulley 152 is connected with the fourth synchronous pulley 154 through the second synchronous belt 153.
Specifically, the third transmission member includes a first screw 156 and a first moving plate 1516, the first moving plate 1516 is provided with a threaded hole for being in threaded connection with the first screw 156, two ends of the first screw 156 are both mounted on the first screw seat 155, and the first screw seat 155 is fixed on the first fixing support 1513.
Further, the translation assembly 15 further includes a first guide 1514 and a plurality of first sliding blocks 1515, wherein the first guide 1514 is mounted on a surface of the first fixed bracket 1513, the first sliding blocks 1515 are slidably connected to the first guide 1514, and the first sliding blocks 1515 are connected to a bottom portion of the connection plate 157.
Further, a first photoelectric switch mounting rack 1511 is fixedly connected to at least one side of the first fixing support 1513, a first photoelectric switch 1510 is mounted on the first photoelectric switch mounting rack 1511, the first photoelectric switch 1510 is used for stopping the movement of the positioning rack 158 at a first point and a second point, at the first point, the positioning rack 158 and the dust collecting cylinder 143 are located below the center of the dust collecting cylinder 141, and at the second point, the positioning rack 158 and the dust collecting cylinder 143 enter the constant temperature and humidity chamber and are located above the weighing end of the weighing assembly 17.
Further, support bars 1512 are connected to four corners of the first fixing bracket 1513, and the support bars 1512 ensure stable installation of the first fixing bracket 1513.
Referring to fig. 5, the following describes a specific structure of the lifting assembly 16:
the lifting assembly 16 comprises a third driving element, a fourth transmission element, a fifth transmission element, a second moving plate 168, a second fixed support 1614 and an evaporation assembly 169, the evaporation assembly 169 is connected with the second moving plate 168, the second moving plate 168 is movably arranged on the second fixed support 1614, and the third driving element is in transmission connection with the fourth transmission element and is used for driving the fourth transmission element to rotate; the fourth transmission piece is in transmission connection with the fifth transmission piece and is used for driving the fifth transmission piece to rotate; the fifth transmission member is in transmission connection with the second moving plate 168 and is used for driving the second moving plate 168 to move up and down relative to the second fixed bracket 1614.
The evaporation assembly 169 is preferably a baking tray, which is formed by combining a plurality of heating rods for heating and a sensor for detecting the temperature of the heating rods.
Referring to fig. 7, specifically, the third driving component in the lifting assembly 16 of the dust fall measuring instrument provided in this embodiment is a third motor 161, the fourth driving component includes a fifth synchronous pulley 162, a third synchronous belt 164 and a sixth synchronous pulley 165, the fifth synchronous pulley 162 is connected to an output end of the third motor 161, the third motor 161 is fixedly connected to a third motor mounting seat 163, the third motor mounting seat 163 is fixedly connected to the first box 11, the first box 11 closes the box opening through the side cover 12, and the side cover 12 can be opened to inspect internal structures during inspection.
Referring to fig. 7, the fifth transmission member includes a second lead screw 167 and a second moving plate 168, a threaded hole is formed in the second moving plate 168 for being in threaded connection with the second lead screw 167, two ends of the second lead screw 167 are mounted on a second lead screw seat 166, and the second lead screw seat 166 is fixed on a second fixed bracket 1614.
Further, the lifting assembly 16 further includes a second guide rail 1610 and a second slider 1611, the second guide rail 1610 is slidably connected to the second slider 1611, the second guide rail 1610 is fixedly connected to the second fixed bracket 1614, and the second slider 1611 is fixedly connected to the second moving plate 168.
Further, at least one second photoelectric switch 1613 is further disposed on the second fixing support 1614, the second photoelectric switch 1613 is fixedly connected to a second photoelectric switch mounting frame 1612, and the second photoelectric switch mounting frame 1612 is fixedly connected to the second fixing support 1614. The second photoelectric switch 1613 is used to stop the movement of the second moving plate 168 at a third point and a fourth point, and when the second moving plate 168 is at the third point, it is lifted to the highest position, so that the dust collecting cylinder 143 contacting the evaporation assembly 169 is hermetically connected to the dust collecting cylinder 141. When at the fourth point, the second moving plate 168 descends to the lowest position, so that the evaporation assembly 169 is separated from the dust collection cylinder 143, and the evaporation assembly 169 does not contact the dust collection cylinder 143, thereby realizing that the dust collection cylinder 143 is embedded in the positioning opening 159 of the positioning frame 158.
Referring to fig. 8 to 11, the dust collecting system further includes a movable cover 13, and the movable cover 13 is rotatable relative to the dustfall assembly.
Specifically, referring to fig. 8 and 9, the specific structure of the movable cover 13 includes:
the movable cover 13 includes:
and a cover assembly 130, the cover assembly 130 being used to open or close the dust collection inlet.
And a connector 136, the connector 136 being used to connect the cap assembly 130.
And a rotation member coupled to the connection member 136 for rotating the cap assembly 130 and the connection member 136 with the rotation member.
The transmission piece is connected with the rotating piece and used for driving the rotating piece to rotate;
the driving piece is connected with the transmission piece and used for driving the first transmission piece to transmit.
The lid assembly 130 includes a first lid 131 and at least one storage element 132, wherein the first lid 131 is connected to the storage element 132.
Referring to fig. 9, the storage component 132 has a hollow portion, and at least one first camera component and at least one spraying component are respectively disposed in the hollow portion, wherein the first camera component is used for observing the dust collection storage amount in the dust collection cylinder 141, and the spraying component is used for spraying and washing the dust collected on the cylinder wall of the dust collection cylinder 141. Preferably, the storage component 132 of the dustfall measuring instrument provided by the present embodiment is a first cylindrical structure having a single hollow inside, and the first cylindrical structure has an opening, and one end of the first cylindrical structure is connected to the surface of the first cover plate 131. Spray assembly adopts spray head 1316, first camera assembly is camera 1315, spray head 1316's shower nozzle orientation dust collection tube 141's inside to the realization is washed the dust fall that descends on dust collection tube 141 section of thick bamboo wall and is sprayed, spray head 1316's water source leads to pipe 137 and connects the water source and obtains, need set up two holes respectively in order to correspond camera 1315 and spray head 1316 respectively on first apron 131 in order to realize above-mentioned function, makes above-mentioned equipment can normally work in order to gather the image and wash and spray. The hollow portion includes but is not limited to one according to different embodiments, and the first camera module and the spray module may have any structures except the embodiments, as long as the functions and functions of the camera 1315 and the spray head 1316 are satisfied.
Referring to fig. 7, in order to ensure the sealing performance of the storage assembly 132 and the normal use of the internal camera 1315 and the spray head 1316 and improve the service life of the camera 1315 and the spray head 1316, one end of the storage assembly 132 of the dust fall measuring instrument provided by this embodiment, which has an opening, is closed by a second cover plate 135, and the second cover plate 135 is arranged concentrically with the first cover plate 131.
Referring to fig. 7, optionally, in order to enable the cover assembly 130 to have a water drainage function, a surrounding wall 133 is disposed on the peripheries of the first cover plate 131 and the second cover plate 135 along the circumferential direction, and at least one water drainage hole 134 is formed in the surrounding wall 133, preferably, the number of the water drainage holes 134 in the dust fall measuring instrument provided in this embodiment is two for each first cover plate 131 or each second cover plate 135.
Referring to fig. 7, the following describes a specific structure of the connecting member 136 as follows:
specifically, the connecting member 136 is a portion of a square tube, the other portion of the square tube is a cylindrical structure connected to one end of the rotating shaft 138, the square tube and the cylindrical structure are connected to form an integrated structure, the interior of the integrated structure is provided with a hollow portion through which the water supply pipe 137 passes and an opening through which the water supply pipe 137 enters the through hole 1381, and the other end of the square tube extends into the storage assembly 132. The connector 136 may be any structure other than the embodiment, and may be any structure that ensures the installation of the water pipe 137 and allows the water pipe 137 to transition to the rotating shaft 138.
Referring to fig. 7, the specific structure of the rotating member is described as follows:
the rotation member in the dust fall measuring instrument provided in this embodiment is the rotation shaft 138, and the periphery of the rotation shaft 138 is installed in the bearing seat 1310 through a plurality of bearings 139, and preferably, there are two bearings 139. A through hole 1381 for inserting the water pipe 137 is formed in the axial direction of the shaft center of the rotation shaft 138, and the through hole 1381 ensures that the water pipe 137 does not interfere with other components when supplying water.
Referring to fig. 7, the movable cover 13 of the dust fall measuring apparatus further includes a first transmission member, the first transmission member includes a first synchronizing wheel 1311, a first synchronizing belt 1312, and a second synchronizing wheel 1313, wherein the first synchronizing wheel 1311 is connected to the second synchronizing wheel 1313 through the first synchronizing belt 1312, and the first synchronizing wheel 1311 is engaged with one end of the rotating shaft 138. Preferably, the first synchronization belt 1312 is made of a polyurethane material, and has the advantages of long service life, high strength and good transmission precision.
Referring to fig. 7, the movable cover 13 of the dust fall measuring instrument further includes a driving member, and the driving member is connected to the first transmission member and is configured to drive the first transmission member to transmit. Specifically, the driving member includes a first motor 1314, the first motor 1314 is fixed to the first casing 11 through a first motor mounting plate 13141, and an output end of the first motor 1314 is connected to the second synchronizing wheel 1313.
Referring to fig. 9 to 11, the dust fall measuring apparatus of the present embodiment further includes a cover assembly 1317, a bearing seat 1310 in the movable cover 13, a rotating shaft 138 extending into the cover assembly 1317 and connected to a bearing 139 in the bearing seat 1310, and in the cover assembly 1317, the dust collecting cylinder 141 is also disposed in the cover assembly 1317.
Referring to fig. 8, 9, 10 and 11, preferably, the cover assembly 1317 includes a bottom plate 13171 and a cover plate 13172, wherein the bottom plate 13171 is fixedly connected to the cover plate 13172, and the cover plate 13172 is provided with a hole adapted to the outer diameter of the dust collecting cylinder 141 for mounting the dust collecting cylinder 141. The cover body assembly 1317 is further provided with at least one alarm and at least one sensor, preferably, the alarm is a buzzer 1319, the sensor is a rain sensor 1318, the buzzer 1319 is used for expelling birds and preventing the birds from standing on a dust collecting system to influence detection precision, and the rain sensor 1318 is used for detecting whether rain falls and the size of rain amount, so that a feedback instruction is given to the server to control the movable cover 13 to close or open a dust collecting inlet.
Referring to fig. 2, the present invention further provides a dust-fall measuring instrument, which includes the dust collecting system, and the dust-fall measuring instrument has a second cavity, in the dust-fall measuring instrument provided in this embodiment, the second cavity is a constant-temperature and constant-humidity cavity, and the constant-temperature and constant-humidity cavity is separated from the dust collecting cavity by a partition 1320. Weigh the subassembly 17 set up in the constant temperature and humidity chamber, weigh subassembly 17 and be used for weighing the measurement to the dust fall that collection dirt jar 143 was collected.
In another embodiment of the present invention, the diameter of the dust collecting cylinder 143 is larger than the diameter of the weighing end of the weighing assembly 17 or the diameter of the dust collecting cylinder 143 is the same as the diameter of the weighing end of the weighing assembly 17, and preferably, the diameter of the dust collecting cylinder 143 is larger than the diameter of the weighing end of the weighing assembly 17 in this embodiment, so that the weighing of the dust collecting cylinder 143 is more stable, and the accuracy of the dustfall measurement is ensured.
The specific working process of the dustfall weighing system provided by the invention is described as follows:
referring to fig. 7, the server controls the movable cover 13 to open, so that the particles in the environment automatically fall into the dust collecting cylinder 141, and after a period of time for collection, the cover assembly 130 closes the dust collecting inlet of the dust collecting cylinder 141. Specifically, as shown in fig. 7, the first motor 1314 is started, the output end thereof drives the second synchronous wheel 1313 to rotate synchronously, the second synchronous wheel 1313 is connected with the first synchronous wheel 1311 through the first synchronous belt 1312, so that the first synchronous wheel 1311 rotates along with the rotation, the first synchronous wheel 1311 rotates and simultaneously drives the rotating shaft 138 and the connecting member 136 connected with the rotating shaft 138 to rotate, the connecting member 136 is connected with the storage assembly 132, so that the movable lid assembly 130 rotates integrally, the lid assembly 130 gradually rotates out from the dust collection inlet of the dust collection canister 141, so that the lid assembly 130 opens the dust collection inlet of the dust collection canister 141, and when the lid assembly 130 is closed, the rotation direction of the lid assembly 130 is opposite to that when the dust collection inlet is opened.
The lifting end of the lifting assembly 16 gradually rises to make the baking tray 169 contact the dust collecting cylinder 143, and then the lifting end continues to rise to make the dust collecting cylinder 143 contact the sealing member 1431 at the bottom of the dust collecting cylinder 141, specifically, the third motor 161 is started, the output end of the third motor 161 drives the fifth synchronous pulley 162 to rotate, the fifth synchronous pulley 162 rotates and transmits the revolute pair to the sixth synchronous pulley 165 through the third synchronous belt 164, the sixth synchronous pulley 165 rotates to drive the second lead screw 167 to rotate in the second lead screw seat 166, the second lead screw 167 rotates to move the second moving plate 168 in threaded connection with the second lead screw, and the second moving plate 168 slides along the second guide rail 1610 through the second slider 1611. When the third point is reached, the second moving plate 168 is lifted to the highest position, so that the dust collecting cylinder 143 contacting the baking plate 169 is hermetically connected to the dust collecting outlet of the dust collecting cylinder 141.
Referring to fig. 2 and 7, the spray head 1316 is started, water is introduced through the water pipe 137, spraying is performed on the wall of the dust collection cylinder 141, dustfall and particles fall into the dust collection cylinder 143 after being washed, whether spraying of the spray head 1316 is finished is observed through the first camera 1315, if foreign matters exist in the dust collection cylinder 143 after spraying is finished, the data of the day is taken away on site and is not recorded, and all data are recalculated from the next day.
Referring to fig. 5, when no foreign matter is found, the temperature of the baking tray 169 is raised according to the instruction, the heating rod inside the baking tray 169 is started to heat the baking tray 169 to 80-105 ℃, the temperature is kept for a certain time, the moisture in the dust collecting cylinder 143 is evaporated, after the moisture is evaporated to meet the weighing requirement, the dust collecting cylinder 143 is naturally cooled, then the second moving plate 168 of the lifting assembly 16 is lowered, referring to fig. 4 and 5, the dust collecting cylinder 143 firstly falls into the positioning hole 159 of the positioning frame 158 in the translation assembly in the process of lowering.
Referring to fig. 2, the second moving plate 168 then continues to descend to the lowest position, which is located at the fourth point, where the dust collection cylinder 143 is positioned in the positioning hole 159, so that the baking plate 169 is disengaged from the dust collection cylinder 143.
The dust collecting cylinder 143 is cooled to a certain temperature, the translation assembly 15 drives the dust collecting cylinder 143 to translate into the constant temperature and humidity chamber, specifically, the second motor 151 is started, the output end of the second motor 151 drives the third synchronous pulley 152 to rotate, the third synchronous pulley 152 rotates and transmits the revolute pair to the fourth synchronous pulley 154 through the second synchronous belt 153, the fourth synchronous pulley 154 rotates and drives the first screw 156 to rotate, two ends of the first screw 156 are respectively supported by the first screw seat 155, the first moving plate 1516 follows the rotation of the first screw 156, as the first moving plate 1516 is fixedly connected with one end of the connecting plate 157, the other end of the connecting plate 157 fixes the positioning frame 158, the positioning frame 158 moves to the inside of the constant temperature and humidity chamber and is located on the tray in the weighing assembly 17 along the first fixing bracket 1513 groove, the tray descends through the lifting mechanism, so that the dust collecting cylinder 143 gradually contacts with the measuring rod equipped with the micro weight sensor, the weight of the dust collecting cylinder 143 with dust fall is transmitted to the micro weight sensor, when the weighing requirement of the constant temperature and humidity chamber is reached (certain temperature and certain humidity are satisfied), the micro weight sensor collects weight data and records the weight data in a chip for comparing the last weighing weight, and finally, the two collected weights are calculated to obtain the dust fall amount.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (19)
1. Dust collecting device, its characterized in that: dust collection device has first chamber, dust fall subassembly, motion control subassembly set up respectively in first chamber, the dust fall subassembly is used for collecting the environment dust fall, the motion control subassembly be used for with the dust fall that the dust fall subassembly was collected is followed first chamber shifts.
2. The dust collecting apparatus of claim 1, wherein: the dustfall component comprises a dust collecting cylinder (141) and a dust collecting cylinder (143), the dust collecting cylinder (141) is provided with a dust collecting inlet and a dust collecting outlet, and the dust collecting cylinder (143) is detachably arranged in the motion control component.
3. The dust collecting apparatus of claim 2, wherein: the motion control assembly comprises a translation assembly (15) and a lifting assembly (16), wherein the translation assembly (15) is used for controlling the dust collection cylinder (143) to move in a translation manner; the lifting component (16) is used for controlling the dust collection cylinder (143) to do lifting movement so as to realize the sealing or separation of the dust collection cylinder (143) and the dust collection cylinder (141).
4. A dust collecting device according to claim 3, wherein: one end of the dust collecting cylinder (141) close to the dust collecting cylinder (143) is provided with a frustum, and the frustum enables the cylinder diameter of the dust collecting cylinder (141) to be gradually reduced from a dust collecting inlet to a dust collecting outlet.
5. The dust collecting apparatus of claim 4, wherein: the wall of the dust collection cylinder (141) is coated with self-cleaning paint, and the self-cleaning paint is made of Teflon.
6. The dust collecting apparatus of claim 5, wherein: a filter (142) is provided in the dust collecting cylinder (141).
7. The dust collecting apparatus of claim 6, wherein: a boss (144) is arranged at one end of the dust collection barrel (141) close to the dust collection outlet, and a sealing piece (1431) is arranged inside the boss (144).
8. The dust collecting apparatus of claim 7, wherein: the dust collecting barrel (141) is arranged in a cover component (1317), and at least one alarm and at least one sensor are further arranged on the cover component (1317).
9. The dust collecting apparatus of claim 1, wherein: the translation assembly comprises a second driving piece, a third driving piece, a positioning frame (158), a first moving plate (1516), a connecting plate (157) and a first fixed support (1513), the positioning frame (158) is movably arranged on the first fixed support (1513), and the second driving piece is in transmission connection with the second driving piece and is used for driving the second driving piece to rotate; the second transmission piece is in transmission connection with the third transmission piece and is used for driving the third transmission piece to rotate; the third transmission piece is connected with a first moving plate (1516), the first moving plate (1516) is connected with one end of a connecting plate (157), the other end of the connecting plate (157) is connected with the positioning frame (158) and used for driving the positioning frame (158) to move relative to the first fixed support (1513), and a positioning opening (159) for the clearance fit of the dust collection cylinder (143) is formed in the positioning frame (158).
10. The dust collecting apparatus of claim 1, wherein: the lifting assembly (16) comprises a third driving piece, a fourth driving piece, a fifth driving piece, a second moving plate (168), a second fixed support (1614) and an evaporation assembly (169), the evaporation assembly (169) is connected with the second moving plate (168), the second moving plate (168) is movably arranged on the second fixed support (1614), and the third driving piece is in transmission connection with the fourth driving piece and used for driving the fourth driving piece to rotate; the fourth transmission piece is in transmission connection with the fifth transmission piece and is used for driving the fifth transmission piece to rotate; the fifth transmission piece is in transmission connection with the second moving plate (168) and is used for driving the second moving plate (168) and the evaporation assembly (169) to move up and down relative to the second fixed support (1614).
11. The dust collecting apparatus of claim 1, wherein: the dust fall device also comprises a movable cover assembly (13), wherein the movable cover assembly (13) can rotate relative to the dust fall assembly.
12. The dust collecting apparatus of claim 11, wherein: the removable cover assembly (13) comprises: a cover assembly (130), the cover assembly (130) is used for opening and closing the dust collection inlet;
a connector (136), the connector (136) for connecting the cap assembly (10);
a rotating member connected to the connecting member (136) for rotating the cover assembly (130), the connecting member (136) with the rotating member;
the first transmission piece is connected with the rotating piece and used for driving the rotating piece to rotate;
the driving piece is connected with the first transmission piece and used for driving the first transmission piece to transmit.
13. The dust collecting apparatus of claim 12, wherein: the removable cover assembly (13) comprises: the lid assembly (130) comprises a first lid (131) and at least one storage assembly (132), the first lid (131) being connected to the storage assembly (132).
14. The dust collecting apparatus of claim 13, wherein: the storage component (132) is provided with at least one hollow part which is provided with
At least one first camera component for observing the dust collection amount of the wall of the dust collection tube (141);
at least one spraying component is used for washing the wall of the dust collecting cylinder (141).
15. The dust collecting apparatus of claim 13, wherein: at least one drain hole (134) is formed in the first cover plate (131) and/or the storage component (132).
16. Dust fall weighing system, its characterized in that: comprising a dust collecting device according to any one of claims 1 to 15, the dust measuring apparatus having a second chamber, a weighing assembly (27) being arranged in the second chamber, the weighing assembly (27) being adapted to perform a weighing measurement of the dust collected by the dust collecting cylinder (243).
17. The dustfall weighing system of claim 16, wherein: still include controlling means (1), controlling means (1) includes constant temperature and humidity subassembly, constant temperature and humidity subassembly be used for the second chamber provides the constant temperature and humidity environment.
18. The dust fall weighing system of claim 17, wherein: the spraying device is characterized by further comprising a water pump (107) and a water tank (103), wherein the water pump (107) is connected with the water tank (103), and the water pump (107) pressurizes to supply water source of the water tank (103) to the spraying assembly in a supplementing mode.
19. The dustfall weighing system of claim 18, wherein: the wind direction instrument is characterized by further comprising a data acquisition assembly, wherein the data acquisition assembly comprises at least one anemoscope (4), at least one anemoscope (5) and at least one second camera shooting assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748818.7A CN112113877A (en) | 2020-07-30 | 2020-07-30 | Dust collecting device, dust fall weighing system who contains this dust collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748818.7A CN112113877A (en) | 2020-07-30 | 2020-07-30 | Dust collecting device, dust fall weighing system who contains this dust collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112113877A true CN112113877A (en) | 2020-12-22 |
Family
ID=73799637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010748818.7A Pending CN112113877A (en) | 2020-07-30 | 2020-07-30 | Dust collecting device, dust fall weighing system who contains this dust collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112113877A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115683963A (en) * | 2022-09-19 | 2023-02-03 | 兰州空间技术物理研究所 | Device and method for testing lunar dust deposition uniformity |
-
2020
- 2020-07-30 CN CN202010748818.7A patent/CN112113877A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115683963A (en) * | 2022-09-19 | 2023-02-03 | 兰州空间技术物理研究所 | Device and method for testing lunar dust deposition uniformity |
| CN115683963B (en) * | 2022-09-19 | 2023-10-27 | 兰州空间技术物理研究所 | Device and method for testing deposition uniformity of moon dust |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112161899A (en) | Dust fall measuring instrument and measuring method thereof | |
| CN110231314A (en) | Activated sludge on-line monitoring device | |
| CN106370481A (en) | Remote filter membrane automatic-sampling device and dust concentration monitoring method thereof | |
| CN112113877A (en) | Dust collecting device, dust fall weighing system who contains this dust collecting device | |
| CN110426497A (en) | A kind of water quality monitoring sensor applied to water environment | |
| CN112113886A (en) | Automatic dust fall monitor | |
| CN214174060U (en) | Dust collecting device, dust fall weighing system who contains this dust collecting device | |
| CN216080208U (en) | Intelligent fresh air equipment with air quality detection function | |
| CN113267496B (en) | Soil erosion and water loss monitoring instrument based on photoelectric principle | |
| CN213456564U (en) | Dust fall measuring instrument | |
| CN212321371U (en) | Automatic dust fall monitor | |
| CN113246275A (en) | Humidity detection device for numerical control cement concrete standard curing box | |
| CN211042821U (en) | Water sampling device for environmental detection | |
| CN208805517U (en) | A kind of miniature automatic water quality monitoring algae-removing device | |
| CN213643408U (en) | Movable cover and dust collection system comprising same | |
| CN217180813U (en) | Automatic detection device for harmful gas components in feces fermentation | |
| CN110967276A (en) | Electronic dust-falling cylinder | |
| CN212432684U (en) | Dust fall sampling analysis device | |
| CN212722498U (en) | Device for automatically monitoring dust fall | |
| CN212916968U (en) | Dust collecting system | |
| CN110967275A (en) | Electronic dust-falling cylinder | |
| CN219573643U (en) | Atmospheric dust fall monitoring sampling weighing integrated device | |
| CN219417778U (en) | Meteorological data acquisition equipment | |
| CN212748640U (en) | Cap assembly | |
| CN110967272A (en) | Dust fall measuring instrument |
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 |