CN117983368A - Soil screening device for geological detection - Google Patents
Soil screening device for geological detection Download PDFInfo
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- CN117983368A CN117983368A CN202410404819.8A CN202410404819A CN117983368A CN 117983368 A CN117983368 A CN 117983368A CN 202410404819 A CN202410404819 A CN 202410404819A CN 117983368 A CN117983368 A CN 117983368A
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- 238000012216 screening Methods 0.000 title claims abstract description 134
- 239000002689 soil Substances 0.000 title claims abstract description 115
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000005096 rolling process Methods 0.000 claims abstract description 114
- 238000007664 blowing Methods 0.000 claims description 54
- 239000012528 membrane Substances 0.000 claims description 32
- 238000004140 cleaning Methods 0.000 claims description 21
- 238000007790 scraping Methods 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 8
- 238000013459 approach Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 12
- 238000005067 remediation Methods 0.000 abstract description 3
- 238000007873 sieving Methods 0.000 description 14
- 238000007599 discharging Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000005056 compaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The invention relates to the technical field of soil remediation, in particular to a soil screening device based on geological detection, which comprises a shell, and a rolling device and a screening device which are sequentially arranged from top to bottom along the height direction of the shell; the conveying device is of an annular structure, the conveying device is arranged on the periphery of the rolling device in a moving mode along the height direction of the shell, the conveying device is in a first state, a second state and a third state, when the conveying device is in the first state, the vertical section of the conveying device is of a V-shaped structure, when the conveying device is in the second state, the vertical section of the conveying device is inclined towards one side of the rolling device, when the conveying device is in the third state, the vertical section of the conveying device is inclined towards one side far away from the rolling device, and the conveying device discharges soil which does not meet requirements. The invention can refine and screen out the soil as much as possible when the device screens out, and can automatically discharge the impurities.
Description
Technical Field
The invention relates to the technical field of soil remediation, in particular to a soil screening device for geological detection.
Background
To the screening technology after the soil is smashed that involves among the soil remediation technology, often simple adoption multilayer different screening aperture's screening plant or mechanism realize, screening effect is relatively poor, blocks up easily, and the drawback is obvious.
Chinese patent CN109141999B discloses a soil screening device based on geological detection, comprising an air energy heat pump and a dehumidifier which are sequentially connected in series by a heat supply pipeline, wherein the air outlet of the air energy heat pump is connected with a soil grinding mechanism through a heat communication pipeline to form an air energy heat conveying channel; the top of the soil grinding mechanism is connected with the air inlet of the dehumidifier through a backheating pipeline to form an air energy heat recovery channel. Soil grinding mechanism includes the soil grinding barrel that circumference evenly is equipped with the tooth's socket in the top, sets up the feed inlet of soil grinding barrel upper segment one side is arranged in the row's material pipe in soil grinding barrel hypomere outside, and set up respectively the support of soil grinding barrel top surface, set up the support frame of soil grinding barrel bottom surface inside top-down of soil grinding barrel sets gradually the gear drive subassembly, sets up the epaxial soil grinding subassembly of gear drive's central drive gear pivot, and is located soil grinding subassembly below, and the drive shaft with the coaxial soil screening ware that sets up of central drive gear pivot.
Above-mentioned scheme is provided with the whereabouts hole on the receiving dish that is located the grinding blind area in the grinding, and the soil that is located the grinding blind area is provided with the whereabouts hole in addition, because the soil has certain humidity, when the grinding element grinds the soil on the receiving dish, can make to be the strip when suddenly passing through the whereabouts hole and extrude, is unfavorable for the screening, and the soil of so banding just all gathers on the upper portion of sieving mechanism for a lot of soil can't obtain effective screening.
Disclosure of Invention
To the above-mentioned problem, provide a soil screening plant for geological detection based on, conveyor has first state, second state and third state, conveyor's vertical cross-section is v shape structure when being in first state, this moment conveyor accepts the oversized soil granule after the sieving mechanism filters, conveyor is in the second state, conveyor is located the high periphery of rolling mechanism and conveyor's vertical cross-section is for rolling one side slope towards the rolling mechanism, rolling mechanism carries out secondary rolling to the soil that conveyor carried in the second state, conveyor is in the third state, conveyor's vertical cross-section is for being inclined towards one side that keeps away from the rolling mechanism, conveyor will not accord with the soil of requirement and discharge, make the soil granule through the sieving mechanism small enough, switch in first state and second state simultaneously, make the soil that does not fully roll can be rolled by rolling mechanism a lot of times, make sieving mechanism can fully filter the soil, simultaneously switch to the conveying mechanism of third state can discharge the soil that the rolling mechanism can not roll, make the device sieve soil and can refine the impurity simultaneously and can also discharge the impurity when sieving the soil as far as possible automatically.
In order to solve the problems in the prior art, the invention provides a soil screening device based on geological detection, which comprises a shell, a rolling device and a screening device, wherein the rolling device and the screening device are sequentially arranged from top to bottom along the height direction of the shell, and axes are reserved in the rolling device and the screening device along the height direction of the shell; the screening device comprises a conveying device, wherein the conveying device is of an annular structure, the conveying device is arranged on the periphery of the rolling device in a moving mode along the height direction of a shell, the conveying device is in a first state, a second state and a third state, when the conveying device is in the first state, the vertical section of the conveying device is of a V-shaped structure, at the moment, the conveying device supports oversized soil particles screened by the screening device, when the conveying device is in the second state, the conveying device is located on the periphery of the height of the rolling device, the vertical section of the conveying device is inclined towards one side of the rolling device, the rolling device carries out secondary rolling on soil conveyed by the conveying device in the second state, when the conveying device is in the third state, the vertical section of the conveying device is inclined towards one side far away from the rolling device, and the conveying device discharges the soil which does not meet the requirements.
Preferably, the conveying device comprises a lifting shell, a first elastic membrane and a first linear driver; the lifting shell is of an annular structure, the lifting shell is movably arranged on the periphery of the rolling device along the height direction of the shell, a first lifting bin, a second lifting bin and a third lifting bin are sequentially arranged on the upper portion of the lifting shell along the radial direction of the lifting shell in a direction away from the axis of the lifting shell, the first lifting bin, the second lifting bin and the third lifting bin are of annular structures, a first lifting ring is slidably arranged in the first lifting bin along the axis of the lifting shell, a second lifting ring is slidably arranged in the second lifting bin along the axis of the lifting shell, and a third lifting ring is slidably arranged in the third lifting bin along the axis of the lifting shell; the first elastic membrane is of an annular structure, the bottom of an inner ring of the first elastic membrane is connected with the top of the first lifting ring, the bottom of an outer ring of the first elastic membrane is connected with the top of the third lifting ring, and the top of the second lifting ring is connected with a part between the inner ring and the outer ring of the first elastic membrane; the first linear driver is arranged at the bottom of the lifting shell along the axis of the lifting shell, and the first linear driver drives the lifting shell to move along the height direction of the shell.
Preferably, when the conveying device is in the first state, the upper part of the first lifting ring and the upper part of the third lifting ring are at the same height, and the upper part of the second lifting ring is lower than the upper part of the first lifting ring.
Preferably, when the conveying device is in the second state, the third lifting ring, the second lifting ring and the first lifting ring are sequentially arranged in a descending manner along the radial direction of the rolling device towards the axial direction of the rolling device.
Preferably, when the conveying device is in the third state, the third lifting ring, the second lifting ring and the first lifting ring are sequentially lifted and arranged along the radial direction of the rolling device towards the axial direction of the rolling device.
Preferably, the rolling device comprises a scraping plate, a rolling wheel and a pressure-bearing disc; the bearing plate is arranged in the shell along the height direction of the shell, a falling hole is formed in the bearing plate in a penetrating mode along the axis of the bearing plate, and the bearing plate is used for bearing a soil sample to be crushed; the plurality of rolling wheels are uniformly arranged on the upper part of the pressure-bearing disc around the axis of the pressure-bearing disc, and can roll on the pressure-bearing disc around the axis of the pressure-bearing disc and roll soil samples on the pressure-bearing disc; the scraping plates are in one-to-one correspondence with the rolling wheels, the bottoms of the scraping plates are connected with the upper parts of the bearing plates, the scraping plates arranged on one side of the rolling wheels surround the bearing plates and gradually approach the axes of the bearing plates from the periphery of the bearing plates along the radial direction of the bearing plates, and the scraping plates synchronously move along with the rolling wheels.
Preferably, the screening device comprises a vibration screening machine and a cleaning device; the vibration screening machine is arranged at the lower part of the rolling device and comprises a screening net which screens the falling soil at the rolling device, and screening holes are formed in the screening net; the cleaning device is arranged below the screening net and is used for cleaning screening holes on the screening net.
Preferably, the screening device further comprises a second elastic membrane, a gap is reserved between the screening net and the inner wall of the shell, the gap is of an annular structure, the second elastic membrane is of an annular structure, and the second elastic membrane is arranged on the gap.
Preferably, the cleaning device comprises a second driving device and an air blowing pipe; the screening net is of a circular structure, and the air blowing pipe is arranged below the screening net along the radial direction of the screening net, and is provided with air blowing holes on the side wall of the air blowing pipe, and the air blowing pipe blows air to the screening net through the air blowing holes; the second driving device is arranged at the lower part of the air blowing pipe and drives the air blowing pipe to rotate around the axis of the screening net.
Preferably, the cleaning device further comprises a steering engine, the steering engine is arranged at the end part of the air blowing pipe, the air blowing hole is arranged on one side of the air blowing pipe, and the steering engine drives the air blowing pipe to rotate along the axis of the air blowing pipe.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the conveying device is arranged, the conveying device is provided with the first state, the second state and the third state, when the conveying device is in the first state, the vertical section of the conveying device is of a v-shaped structure, at the moment, the conveying device is used for carrying out bearing on soil particles which are screened by the screening device and are oversized, when the conveying device is in the second state, the conveying device is positioned at the periphery of the height of the rolling device, the vertical section of the conveying device is inclined towards one side of the rolling device, the rolling device is used for carrying out secondary rolling on the soil conveyed by the conveying device in the second state, when the conveying device is in the third state, the vertical section of the conveying device is inclined towards one side away from the rolling device, the conveying device is used for discharging the soil which does not meet the requirement, so that the screened soil particles are small enough, meanwhile, the screening device can be used for rolling the soil for a plurality of times, the screening device can be used for fully screening the soil, and meanwhile, when the conveying device which is switched to the third state can be used for discharging the soil impurities which cannot be screened by the rolling device, the soil impurities can be refined and can be screened as far as possible, and the soil can be automatically discharged.
Drawings
Fig. 1 is a schematic perspective view of a soil screening apparatus for geological detection.
Fig. 2 is a schematic perspective view in cross-section of a conveyor based on a soil screening device for geological detection in a first state.
Fig. 3 is an enlarged schematic view of a portion of the soil screening apparatus for geological detection at a point a in fig. 2.
Fig. 4 is an enlarged schematic view of a portion of the soil screening apparatus for geological detection at B in fig. 2.
Fig. 5 is a schematic perspective view in cross-section of a conveyor based on a soil screening device for geological detection in a second state.
Fig. 6 is an enlarged schematic view of a portion of the soil screening apparatus for geological detection at C in fig. 5.
Fig. 7 is a schematic perspective view in cross-section of a conveyor based on a soil screening device for geological detection in a third state.
Fig. 8 is a schematic perspective view of a soil screening apparatus for geological detection with the outer housing and the collection housing removed.
Fig. 9 is a top view of a scraper arrangement on a pressure plate based on a soil screening device for geological detection.
Fig. 10 is a schematic perspective view of a soil screening apparatus for geological detection with the feed device, conveyor, housing and collection housing removed.
Fig. 11 is a schematic perspective view of a housing provided with a cleaning device and a second elastic membrane based on a soil screening device for geological detection.
The reference numerals in the figures are:
1. A housing; 2. a rolling device; 21. a scraping plate; 22. a rolling wheel; 23. a pressure-bearing disc; 231. a drop hole; 24. a pressing device; 241. a pressing frame; 242. an extension rod; 243. an extension frame; 244. a spring; 245. a first gear; 246. a second linear driver; 25. a first driving device; 251. a second gear; 252. a first rotary driver; 3. a screening device; 31. vibrating sieving machine; 311. screening net; 312. a second elastic film; 32. a cleaning device; 321. a second driving device; 3211. a second rotary driver; 3212. an air duct; 3213. placing a bin; 322. an air blowing pipe; 3221. a blow hole; 323. an air pump; 324. steering engine; 4. a conveying device; 41. lifting the shell; 411. a first lifting bin; 412. a first lifting ring; 413. a second lifting bin; 414. a second lifting ring; 415. a third lifting bin; 416. a third lifting ring; 42. a first elastic film; 43. a first linear driver; 5. a feeding device; 6. the shell is collected.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 and 2: a soil screening device based on geological detection comprises a shell 1, a rolling device 2 and a screening device 3 which are sequentially arranged from top to bottom along the height direction of the shell 1, wherein axes are reserved in the rolling device 2 and the screening device 3 along the height direction of the shell 1; the screening device comprises a conveying device 4, the conveying device 4 is of an annular structure, the conveying device 4 is arranged on the periphery of a rolling device 2 in a moving mode along the height direction of a shell 1, the conveying device 4 is in a first state, a second state and a third state, when the conveying device 4 is in the first state, the vertical section of the conveying device 4 is of a V-shaped structure, at the moment, the conveying device 4 is used for bearing soil particles with oversized size after screening by the screening device 3, when the conveying device 4 is in the second state, the conveying device 4 is located on the periphery of the height of the rolling device 2, the vertical section of the conveying device 4 is inclined towards one side of the rolling device 2, the rolling device 2 is used for secondarily rolling soil conveyed by the conveying device 4 in the second state, when the conveying device 4 is in the third state, the vertical section of the conveying device 4 is inclined towards one side far away from the rolling device 2, and the conveying device 4 is used for discharging soil which does not meet requirements.
The shell 1 is of a cylindrical structure, when the conveying device 4 is in a first state, the vertical section of the conveying device 4 is of a V-shaped structure, at the moment, the conveying device 4 is positioned at the periphery of the height of the screening device 3 and is used for carrying out oversized soil particles screened by the screening device 3, when the conveying device 4 is in a second state, the conveying device 4 is positioned at the periphery of the height of the rolling device 2, the vertical section of the conveying device 4 is inclined towards one side of the rolling device 2, the conveying device 4 conveys oversized soil particles in the first state to the rolling device 2 for secondary rolling, when the conveying device 4 is in a third state, the vertical section of the conveying device 4 is inclined towards one side far away from the rolling device 2, at the moment, the conveying device 4 is positioned at the periphery of the same height of the rolling device 2, the conveying device 4 is used for discharging the soil which does not meet the requirement, the feeding device 5 is arranged at one side of the rolling device 2, the feeding device 5 can guide the soil sample into the rolling device 2, when the feeding device 5 is used, the soil sample is poured into the feeding device 5, the feeding device 5 guides the soil sample into the rolling device 2, then the rolling device 2 rolls the soil sample, the sample is rolled more finely, then the rolled soil falls from the rolling device 2, the screening device 3 receives the fallen soil sample, the screening device 3 screens the soil sample, the soil with enough fineness can be screened out by the screening device 3, and oversized soil particles and impurities can move to the conveying device 4 under the shaking of the screening device 3, at the moment, the conveying device 4 is in a first state, the section of the conveying device 4 is in a V-shaped structure, at the moment, the conveying device 4 can receive the soil which is not screened on the screening device 3, the conveyor 4 can last to keep for a period in the first state, the holding time of conveyor 4 in the first state can be set up in advance according to the actual conditions, after conveyor 4 keeps the first state to reach preset time, conveyor 4 rises along the axis of shell 1, conveyor 4 removes to the same high periphery of rolling machine 2 from the periphery of sieving mechanism 3, conveyor 4 switches to the second state, conveyor 4 pours the soil that receives the size great into rolling machine 2, rolling machine 2 carries out secondary compaction to the soil that the size is great, then rolling machine 2 will secondary compaction the soil and is discharged into sieving mechanism 3 and carry out secondary screening, repeat above-mentioned step a lot of, repeated number of times can freely set up according to the actual conditions, after reaching the repetition number of times of setting, conveyor 4 rises to rolling machine 2 department from sieving mechanism 3, conveyor 4 just can switch over from the first state to the third state, conveyor 4 under the third state will not be by sieving mechanism 3's soil granule and impurity discharge, set up at housing 1's periphery and collect shell 6 for annular structure, collect shell 6 carries out secondary compaction to the soil that the size is great, can's soil granule and impurity can't be discharged out the sieving mechanism to the complete time-out the sieving mechanism simultaneously when sieving mechanism 2 can's impurity is able to be discharged out the complete screening mechanism to the impurity, can's complete screening mechanism can's the time-out the screening to the impurity can's 3.
Referring to fig. 2 and 3: the conveying device 4 includes a lifting case 41, a first elastic film 42, and a first linear actuator 43; the lifting shell 41 is of an annular structure, the lifting shell 41 is movably arranged on the periphery of the rolling device 2 along the height direction of the shell 1, a first lifting bin 411, a second lifting bin 413 and a third lifting bin 415 are sequentially arranged on the upper portion of the lifting shell 41 along the radial direction of the lifting shell 41 towards the axis direction far away from the lifting shell 41, the first lifting bin 411, the second lifting bin 413 and the third lifting bin 415 are of annular structures, a first lifting ring 412 is slidably arranged in the first lifting bin 411 along the axis of the lifting shell 41, a second lifting ring 414 is slidably arranged in the second lifting bin 413 along the axis of the lifting shell 41, and a third lifting ring 416 is slidably arranged in the third lifting bin 415 along the axis of the lifting shell 41; the first elastic membrane 42 is in an annular structure, the bottom of the inner ring of the first elastic membrane 42 is connected with the top of the first lifting ring 412, the bottom of the outer ring of the first elastic membrane 42 is connected with the top of the third lifting ring 416, and the top of the second lifting ring 414 is connected with a part between the inner ring and the outer ring of the first elastic membrane 42; the first linear actuator 43 is provided at the bottom of the elevation housing 41 along the axis of the elevation housing 41, and the first linear actuator 43 drives the elevation housing 41 to move in the height direction of the housing 1.
Since the first, second and third elevation chambers 411, 413 and 415 are sequentially opened at the upper portion of the elevation housing 41 in the radial direction of the elevation housing 41 toward the axial direction far from the elevation housing 41, the diameter of the first elevation chamber 411 is the smallest, followed by the second elevation chamber 413, and the diameter of the third elevation chamber 415 is the largest, the diameter of the first elevation ring 412 correspondingly disposed in the first elevation chamber 411 is also smaller than the diameter of the second elevation ring 414 disposed in the second elevation chamber 413, and the diameter of the second elevation ring 414 is smaller than the diameter of the third elevation ring 416 disposed in the third elevation chamber 415, the shape of the first elastic membrane 42 disposed at the tops of the first, second and third elevation rings 412, 414 and 416 is changed by height adjustment of the first elevation ring 412, the second elevation ring 414 and the third elevation ring 416, further, the conveying device 4 is switched among a first state, a second state and a third state, the first linear driver 43 is preferably a linear cylinder, since the conveying device 4 is positioned at one side of the height of the rolling device 2 in the second state and the third state, the output end of the first linear driver 43 is in a fully extended state at this time, while the output end of the first linear driver 43 is in a retracted state in the first state of the conveying device 4, the first lifting ring 412, the second lifting ring 414 and the third lifting ring 416 are driven by air pressure, a pump body is arranged at the bottom of the lifting shell 41, a distributor is arranged at the end of the pump body, the pump body controls the air capacity in the first lifting bin 411, the second lifting bin 413 and the third lifting bin 415 through the distributor, so that the difference in height of the first lifting ring 412, the second lifting ring 414 and the third lifting ring 416 occurs, and thus the vertical sectional shape of the first elastic film 42 is changed.
Referring to fig. 2: when the conveyor 4 is in the first state, the upper part of the first lifting ring 412 and the upper part of the third lifting ring 416 are at the same height, and the upper part of the second lifting ring 414 is lower than the upper part of the first lifting ring 412.
Because the upper portions of the second lifting ring 414 located between the first lifting ring 412 and the third lifting ring 416 are both the former, the first elastic membrane 42 will have a V-shaped structure, and the first elastic membrane 42 in the V-shaped structure can receive the soil and impurities with larger size screened by the screening device 3.
Referring to fig. 5: when the conveyor 4 is in the second state, the third lifting ring 416, the second lifting ring 414, and the first lifting ring 412 are sequentially lowered in the radial direction of the rolling apparatus 2 toward the axial direction of the rolling apparatus 2.
At this point the soil on the first elastic membrane 42 is guided into the rolling mill 2.
Referring to fig. 7: when the conveyor 4 is in the third state, the third lifting ring 416, the second lifting ring 414, and the first lifting ring 412 are sequentially lifted and arranged in the radial direction of the rolling apparatus 2 toward the axial direction of the rolling apparatus 2.
At this time, soil and foreign matter on the first elastic membrane 42 are guided into the collecting housing 6.
Referring to fig. 5-9: the rolling device 2 comprises a scraping plate 21, a rolling wheel 22 and a pressure-bearing disc 23; the bearing plate 23 is arranged in the shell 1 along the height direction of the shell 1, and a falling hole 231 is formed in the bearing plate along the axis of the bearing plate in a penetrating way, and the bearing plate is used for bearing a soil sample to be crushed; the rolling wheels 22 are arranged in a plurality, the rolling wheels 22 are uniformly arranged at the upper part of the pressure-bearing disc 23 around the axis of the pressure-bearing disc 23, and the rolling wheels 22 can roll on the pressure-bearing disc 23 around the axis of the pressure-bearing disc 23 and roll soil samples on the pressure-bearing disc 23; the scraping plates 21 are in one-to-one correspondence with the rolling wheels 22, the bottoms of the scraping plates 21 are connected with the upper parts of the pressure-bearing plates 23, the scraping plates 21 arranged on one side of the rolling wheels 22 are gradually close to the axes of the pressure-bearing plates 23 from the periphery of the pressure-bearing plates 23 along the radial direction of the pressure-bearing plates 23 around the pressure-bearing plates 23, and the scraping plates 21 synchronously move along with the rolling wheels 22.
The rolling machine 2 further comprises a pressing device 24, the pressing device 24 comprises a pressing frame 241, an extension rod 242, an extension frame 243, a spring 244, a first gear 245 and a second linear driver 246, the pressing frame 241 is arranged at the upper part of the rolling wheel 22, the rolling wheel 22 is rotatably arranged on the pressing frame 241, the extension rod 242 is fixedly arranged at the upper part of the pressing frame 241 along the axis of the shell 1, the extension frame 243 is arranged above the pressing frame 241, the extension rod 242 penetrates through the extension frame 243 and is in sliding fit with the extension frame 243, a gap is reserved between the extension frame 243 and the pressing frame 241, the spring 244 is arranged in the gap along the axis of the extension rod 242, two ends of the spring 244 are fixedly connected with the pressing frame 241 and the extension frame 243 respectively, the first gear 245 is fixedly arranged at the upper part of the extension frame 243 along the axis of the shell 1, the first linear driver 43 is arranged at the upper part of the first gear 245 along the axis of the shell 1, the output end of the first linear actuator 43 is in running fit with the upper end surface of the first gear 245, the first gear 245 and the output end of the first linear actuator 43 move synchronously, the first linear actuator 43 is preferably a linear cylinder, the rolling device 2 further comprises a first driving device 25, the first driving device 25 comprises a second gear 251 and a first rotary actuator 252, the second gear 251 is rotatably arranged at one side of the first gear 245 along the axis of the first gear 245, the first gear 245 and the second gear 251 are meshed with each other, the first rotary actuator 252 is vertically arranged at the end of the second gear 251, the first rotary actuator 252 drives the second gear 251 to rotate, the thickness of the second gear 251 is thinner than that of the first gear 245, the first rotary actuator 252 is preferably a servo motor, the first rotary actuator 252 drives the first gear 245 to rotate after the first rotary actuator 252 is started, meanwhile, if the first linear driver 43 can not be started by the pressure of the rolling wheel 22, the first linear driver 43 drives the first gear 245 to descend, so that the extension frame 243 arranged at the lower part of the first gear 245 generates pressure on the spring 244, and the thickness of the second gear 251 is thinner than that of the first gear 245, so that when the second linear driver 246 drives the first gear 245 to descend, the first gear 245 and the second gear 251 can not be disengaged, the first driving device 25 can stably drive the first gear 245 to rotate, and the rolling wheel 22 is rotatably arranged on the pressing frame 241, after the extension frame 243 rotates, the pressing frame 241 can synchronously rotate, so that the rolling wheel 22 can roll on the pressing disc 23 around the axis of the pressing disc 23, the scraping plate 21 on one side of the rolling wheel 22 gradually approaches to the axis of the pressing disc 23 along the radial direction of the pressing disc 23 around the pressing disc 23, the soil close to the pressing disc 23 can be gradually stirred to the axial line 231 of the pressing disc 23, and finally, the screening device can be prevented from falling smoothly from the screening device 231.
Referring to fig. 2, 3 and 5: the screening device 3 comprises a vibration screening machine 31 and a cleaning device 32; the vibration screening machine 31 is arranged at the lower part of the rolling device 2, the vibration screening machine 31 comprises a screening net 311, the screening net 311 screens the soil falling from the rolling device 2, and screening holes are formed in the screening net 311; the cleaning device 32 is arranged below the screening net 311, and the cleaning device 32 cleans screening holes on the screening net 311.
The cleaning device 32 is operated intermittently, i.e. the cleaning device 32 will clean the screen 311 after the vibratory screening machine 31 has been operated for a period of time.
Referring to fig. 7: the screening device 3 further comprises a second elastic membrane 312, a gap is reserved between the screening net 311 and the inner wall of the shell 1, the gap is of an annular structure, the second elastic membrane 312 is of an annular structure, and the second elastic membrane 312 is arranged on the gap.
The inner ring of second elastic membrane 312 and screening net 311's periphery fixed connection, the outer loop of second elastic membrane 312 and the inner wall fixed connection of shell 1, because during vibration screening machine 31 operation, screening net 311 can appear rocking, need guarantee so that there is the space between the inner wall of screening net 311 and shell 1, avoided screening net 311 striking on the inner wall of shell 1, the great soil of size that is screened out simultaneously from the screening net can drop from the space, and then can't be accepted by conveyor 4 in the first state, the second elastic membrane 312 that like this set up in the space just can avoid the emergence of above-mentioned condition.
Referring to fig. 2,4 and 11: the cleaning device 32 comprises a second driving device 321 and an air blowing pipe 322; the screening net 311 is of a circular structure, the air blowing pipe 322 is arranged below the screening net 311 along the radial direction of the screening net 311, the side wall of the air blowing pipe 322 is provided with air blowing holes 3221, and the air blowing pipe 322 blows air to the screening net 311 through the air blowing holes 3221; the second driving device 321 is arranged at the lower part of the air blowing pipe 322, and the second driving device 321 drives the air blowing pipe 322 to rotate around the axis of the sieving net 311.
The second driving device 321 comprises a second rotary driver 3211, an air duct 3212 and a placing bin 3213, the second rotary driver 3211 is vertically arranged below the screening net 311, the air duct 3212 is fixedly arranged on the output end of the second rotary driver 3211 along the axis of the shell 1, the placing bin 3213 is fixedly arranged on the upper portion of the air duct 3212, the axis of the air duct 3212 is collinear with the axis of the screening net 311, the placing bin 3213 is communicated with the air duct 3212, an air pump 323 is arranged at the bottom of the placing bin 3213, the air pump 323 is communicated with the outside air through the air duct 3212, the air pump 323 can blow the outside air into the placing bin 3213, the placing bin 3213 is communicated with the air duct 322, the air in the placing bin 3213 can be blown out through an air hole 3221 on the air duct 322, the second rotary driver 3211 is preferably a servo motor, after the second rotary driver 3211 is started, the second rotary driver 3211 drives the placing bin 3213 to rotate through the air duct 3212, and the air pump 323 can blow out soil blocked on the screening hole.
Referring to fig. 4: the cleaning device 32 further comprises a steering engine 324, the steering engine 324 is arranged at the end part of the air blowing pipe 322, the air blowing hole 3221 is arranged on one side of the air blowing pipe 322, and the steering engine 324 drives the air blowing pipe 322 to rotate along the axis of the air blowing pipe 322.
Because the air blowing pipe 322 is in operation, the air blowing hole 3221 on the air blowing pipe 322 needs to be vertically upwards, so that the air blowing pipe 322 can blow air to the screening net 311, but the air blowing pipe 322 does not always run, when cleaning is not needed, no air exists in the air blowing pipe 322, and if the air blowing hole 3221 in the air blowing pipe 322 is still vertically upwards, the air blowing hole 3221 is blocked by soil falling from the screening net 311, so that the normal operation of the air blowing pipe 322 is influenced, and when the air blowing pipe 322 does not run, the steering engine 324 drives the air blowing pipe 322 to rotate 180 degrees, so that the air blowing hole 3221 arranged in the air blowing pipe 322 is vertically downwards, and the blocking of the air blowing hole 3221 by soil is avoided.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.
Claims (10)
1. A soil screening device based on geological detection comprises a shell (1), and a rolling device (2) and a screening device (3) which are sequentially arranged from top to bottom along the height direction of the shell (1), wherein axes are reserved in the rolling device (2) and the screening device (3) along the height direction of the shell (1);
The screening device is characterized by comprising a conveying device (4), the conveying device (4) is of an annular structure, the conveying device (4) is arranged on the periphery of the rolling device (2) in a moving mode along the height direction of the shell (1), the conveying device (4) is in a first state, a second state and a third state, when the conveying device (4) is in the first state, the vertical section of the conveying device (4) is of a V-shaped structure, at the moment, the conveying device (4) supports oversized soil particles screened by the screening device (3), when the conveying device (4) is in the second state, the conveying device (4) is located on the periphery of the height of the rolling device (2) and the vertical section of the conveying device (4) is inclined towards one side of the rolling device (2), the rolling device (2) rolls soil conveyed by the conveying device (4) in the second state for the second time, and when the conveying device (4) is in the third state, the vertical section of the conveying device (4) is inclined towards one side far away from the rolling device (2), and the conveying device (4) discharges the soil which does not meet the requirements.
2. A soil screening apparatus for geological detection according to claim 1, characterized in that the conveying means (4) comprises a lifting casing (41), a first elastic membrane (42) and a first linear actuator (43);
The lifting shell (41) is of an annular structure, the lifting shell (41) is arranged on the periphery of the rolling device (2) in a moving mode along the height direction of the shell (1), a first lifting bin (411), a second lifting bin (413) and a third lifting bin (415) are sequentially arranged on the upper portion of the lifting shell (41) along the radial direction of the lifting shell (41) towards the axis direction far away from the lifting shell (41), the first lifting bin (411), the second lifting bin (413) and the third lifting bin (415) are of annular structures, a first lifting ring (412) is arranged in the first lifting bin (411) in a sliding mode along the axis of the lifting shell (41), a second lifting ring (414) is arranged in the second lifting bin (413) in a sliding mode along the axis of the lifting shell (41), and a third lifting ring (416) is arranged in the third lifting bin (415) in a sliding mode along the axis of the lifting shell (41);
The first elastic membrane (42) is of an annular structure, the bottom of an inner ring of the first elastic membrane (42) is connected with the top of the first lifting ring (412), the bottom of an outer ring of the first elastic membrane (42) is connected with the top of the third lifting ring (416), and the top of the second lifting ring (414) is connected with a part between the inner ring and the outer ring of the first elastic membrane (42);
The first linear actuator (43) is provided at the bottom of the lifting case (41) along the axis of the lifting case (41), and the first linear actuator (43) drives the lifting case (41) to move in the height direction of the housing (1).
3. A soil screening apparatus for geological detection according to claim 2, wherein the upper part of the first lifting ring (412) and the upper part of the third lifting ring (416) are at the same height and the upper part of the second lifting ring (414) is lower than the upper part of the first lifting ring (412) when the conveying means (4) is in the first state.
4. A soil screening apparatus for geological detection according to claim 2, wherein the third lifting ring (416), the second lifting ring (414) and the first lifting ring (412) are arranged in a decreasing order in the radial direction of the rolling means (2) towards the axial direction of the rolling means (2) when the conveying means (4) is in the second state.
5. A soil screening apparatus for geological detection according to claim 2, wherein the third lifting ring (416), the second lifting ring (414) and the first lifting ring (412) are arranged in a raised order in the radial direction of the rolling means (2) towards the axial direction of the rolling means (2) when the conveying means (4) is in the third state.
6. A soil screening apparatus for geological detection according to claim 1, characterized in that the rolling means (2) comprises a scraping plate (21), a rolling wheel (22) and a pressure-bearing disc (23);
The bearing plate (23) is arranged in the shell (1) along the height direction of the shell (1), and a falling hole (231) is formed in the bearing plate in a penetrating manner along the axis of the bearing plate, and the bearing plate is used for bearing a soil sample to be crushed;
The rolling wheels (22) are arranged in a plurality, the rolling wheels (22) are uniformly arranged on the upper part of the pressure-bearing disc (23) around the axis of the pressure-bearing disc (23), and the rolling wheels (22) can roll on the pressure-bearing disc (23) around the axis of the pressure-bearing disc (23) and roll soil samples on the pressure-bearing disc (23);
The scraping plates (21) are in one-to-one correspondence with the rolling wheels (22), the bottoms of the scraping plates (21) are connected with the upper parts of the bearing plates (23), the scraping plates (21) arranged on one side of the rolling wheels (22) surround the bearing plates (23) and gradually approach the axes of the bearing plates (23) from the periphery of the bearing plates (23) along the radial direction of the bearing plates (23), and the scraping plates (21) synchronously move along with the rolling wheels (22).
7. A soil screening apparatus for geological detection according to claim 1, wherein the screening apparatus (3) comprises a vibratory screening machine (31) and a cleaning apparatus (32);
The vibration screening machine (31) is arranged at the lower part of the rolling device (2), the vibration screening machine (31) comprises a screening net (311), the screening net (311) screens the soil falling from the rolling device (2), and screening holes are formed in the screening net (311);
the cleaning device (32) is arranged below the screening net (311), and the cleaning device (32) is used for cleaning screening holes in the screening net (311).
8. The soil screening device for geological detection according to claim 7, wherein the screening device (3) further comprises a second elastic membrane (312), a gap is reserved between the screening net (311) and the inner wall of the housing (1), the gap is of an annular structure, the second elastic membrane (312) is of an annular structure, and the second elastic membrane (312) is arranged on the gap.
9. A soil screening apparatus for geological detection according to claim 7, wherein the cleaning means (32) comprises a second driving means (321) and a blow pipe (322);
The screening net (311) is of a circular structure, the air blowing pipe (322) is arranged below the screening net (311) along the radial direction of the screening net (311), the air blowing hole (3221) is arranged on the side wall of the air blowing pipe (322), and the air blowing pipe (322) blows air to the screening net (311) through the air blowing hole (3221);
The second driving device (321) is arranged at the lower part of the air blowing pipe (322), and the second driving device (321) drives the air blowing pipe (322) to rotate around the axis of the screening net (311).
10. The soil screening device for geological detection according to claim 9, wherein the cleaning device (32) further comprises a steering engine (324), the steering engine (324) is arranged at the end part of the air blowing pipe (322), the air blowing hole (3221) is arranged at one side of the air blowing pipe (322), and the steering engine (324) drives the air blowing pipe (322) to rotate along the axis of the air blowing pipe (322).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410404819.8A CN117983368B (en) | 2024-04-07 | Soil screening device for geological detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410404819.8A CN117983368B (en) | 2024-04-07 | Soil screening device for geological detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117983368A true CN117983368A (en) | 2024-05-07 |
| CN117983368B CN117983368B (en) | 2024-06-04 |
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