CN113911656B - Combined screw conveyor for high-water-pressure mixed stratum - Google Patents
Combined screw conveyor for high-water-pressure mixed stratum Download PDFInfo
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- CN113911656B CN113911656B CN202111128655.3A CN202111128655A CN113911656B CN 113911656 B CN113911656 B CN 113911656B CN 202111128655 A CN202111128655 A CN 202111128655A CN 113911656 B CN113911656 B CN 113911656B
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- 239000002893 slag Substances 0.000 claims abstract description 60
- 239000002689 soil Substances 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims description 30
- 239000002245 particle Substances 0.000 claims description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 12
- 238000005755 formation reaction Methods 0.000 claims description 12
- 230000005389 magnetism Effects 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000001846 repelling effect Effects 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000008187 granular material Substances 0.000 abstract description 10
- 230000009471 action Effects 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000008674 spewing Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
- B65G33/34—Applications of driving gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
- B65G41/001—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor adjustably mounted on the supporting frame or base
- B65G41/003—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor adjustably mounted on the supporting frame or base mounted for linear movement only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
- B65G2203/042—Sensors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Screw Conveyors (AREA)
Abstract
The invention discloses a combined screw conveyor used in a high water pressure mixed stratum, which comprises a belt screw conveyor and a shaft screw conveyor arranged on one side of the belt screw conveyor, when a shield is propelled in the high water pressure mixed stratum, the belt screw conveyor can discharge large granular cobbles as much as possible, a limiting grid is arranged at the inlet of the shaft screw conveyor to prevent the large granular cobbles from entering the shaft screw conveyor, after the large granules are accumulated to a certain degree through an observation port at the position of the belt screw conveyor, the large granular cobbles are discharged into a slag car through a first slag outlet at the tail end of the belt screw conveyor, the shaft screw conveyor mainly discharges small granules, a soil plug is formed in a cylinder body to resist the gushing phenomenon under the action of high water pressure, the discharged slag is conveyed out through the belt conveyor, the large granular cobbles can be discharged as much as possible to reduce the abrasion of the screw conveyor, meanwhile, the soil plug can be effectively formed, the length of the screw conveyor is lengthened, and the phenomenon of gushing is prevented.
Description
Technical Field
The invention relates to the technical field of earth pressure shield muck transportation equipment, in particular to a combined screw conveyor used in a high-water pressure mixed stratum.
Background
The spiral conveyor is an important component of the earth pressure balance shield and is mainly used for smoothly discharging the muck in the earth bin and then transporting the muck out through the belt conveyor and the muck truck.
The screw conveyer has two main forms, one is a shaft type screw conveyer which is suitable for water-rich strata and fine-particle strata, the pressure in a soil bin is balanced by forming a soil plug to prevent water and soil gushing in the screw conveyer, the other is a belt type screw conveyer which can discharge dregs with larger particle size, reduce the abrasion to a screw shaft and a screw blade, but not easily form the soil plug to easily cause gushing, the two screw conveyer forms have certain applicability to the strata, the shaft type screw conveyer can discharge soil with smaller particle size, but can effectively prevent the occurrence of the gushing phenomenon, and the belt type screw conveyer is suitable for large-particle strata, but not easily form the soil plug to easily cause water and soil gushing.
In response to the above problems, a modular screw conveyor for use in high hydraulic pressure mixed formations has been proposed.
Disclosure of Invention
The invention aims to provide a combined screw conveyor for a high-water-pressure mixed stratum, when a shield is propelled in the high-water-pressure mixed stratum, a belt screw conveyor can discharge large granular pebbles as much as possible, a limiting grid is arranged at the inlet of a shaft screw conveyor to prevent the large granular pebbles from entering the shaft screw conveyor, after the observation port at the position of the belt screw conveyor finds that large granules are accumulated to a certain degree, the large granules are discharged into a slag car through a first slag outlet at the tail end of the belt screw conveyor, the shaft screw conveyor mainly discharges small granules, a soil plug is formed in a cylinder body to resist the gushing phenomenon under the action of high water pressure, the discharged slag is conveyed out through the belt conveyor, the large granular pebbles can be discharged as much as possible to reduce the abrasion of the screw conveyor, meanwhile, the soil plug can be effectively formed, and the length of the screw conveyor is prolonged, the occurrence of the gushing phenomenon is prevented, and the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the combined type screw conveyor for the high-water-pressure mixed stratum comprises a belt type screw conveyor and a shaft type screw conveyor arranged on one side of the belt type screw conveyor, wherein a first driving mechanism is arranged at the upper end of the belt type screw conveyor, and a second driving mechanism is arranged at the upper end of the shaft type screw conveyor;
the belt type screw conveyor comprises a primary barrel and fixed blocks fixedly mounted on two sides of the primary barrel, movable blocks are movably mounted at the outer ends of the fixed blocks, supporting legs are fixedly mounted at the lower ends of the movable blocks, a connecting barrel is further mounted on one side of the primary barrel, a connecting flange is mounted at the outer end of the connecting barrel, the connecting barrel is fixedly connected with a shaft type screw conveyor through the connecting flange, an observation port is mounted on the outer surface of the connecting barrel, and a first slag outlet is fixedly mounted at the lower end of the connecting barrel.
Furthermore, the shaft type screw conveyer comprises a secondary cylinder and a clamping groove processed on the outer surface of the secondary cylinder, a connecting port communicated with the connecting flange is processed on the outer side of the secondary cylinder, a blocking mechanism is installed inside the secondary cylinder, a second slag outlet is fixedly installed at one end, far away from the connecting port, of the secondary cylinder, and a supporting mechanism is installed at the lower end of the secondary cylinder.
Further, stop mechanism includes the restriction grid and installs the rubber pad in restriction grid upper end, and the handle is installed to the upper end of rubber pad, rubber pad and draw-in groove phase-match.
Furtherly, the supporting mechanism includes the extension piece of fixed mounting in the second grade barrel outside and installs the sleeve at extension piece lower extreme, and telescopic lower extreme movable mounting has the pole setting, and the joint cover is installed to telescopic inner wall, and the outer surface mounting of pole setting has a plurality of groups and the joint piece that the joint cover matches, and the inner wall fixed mounting of pole setting has the horizontal pole.
Further, the first driving mechanism comprises a first motor arranged at the upper end of the first-stage cylinder and a first rotating shaft arranged at the output end of the first motor, a first gear is arranged at the lower end of the first rotating shaft, a first worm is arranged on one side of the first gear, a spiral blade of the belt type spiral conveyor is arranged at one end of the first worm, and the spiral blade of the belt type spiral conveyor is arranged inside the first-stage cylinder.
Furthermore, a limiting disc is installed on the inner wall of the first slag outlet, a stabilizing rod is installed on the inner wall of the lower end of the limiting disc at the first slag outlet, and a supporting rod is installed at the upper end of the stabilizing rod.
Furthermore, an electromagnetic block is installed at the upper end of the supporting rod, a pressing sleeve is sleeved at the upper end of the supporting rod, an upper magnetic block magnetically connected with the electromagnetic block is installed on the inner wall of the pressing sleeve, the upper magnetic block and the electromagnetic block are magnets with like poles repelling each other, and a soil pressure sensor is installed at the upper end of the pressing sleeve.
Furthermore, the limiting disc comprises a mounting disc fixedly mounted on the inner wall of the first slag outlet and a supporting strip fixedly mounted on the inner wall of the mounting disc, multiple groups of supporting strips are arranged on the supporting strips, the supporting strips are fixedly mounted on the inner wall of the mounting disc, the multiple groups of supporting strips are combined into a disc-shaped structure, and through holes communicated with the pressing sleeve are processed in the inner wall.
Furthermore, the second driving mechanism comprises a second motor arranged at the upper end of the secondary cylinder and a second rotating shaft arranged at the output end of the second motor, a second gear is arranged at the lower end of the second rotating shaft, a screw shaft is arranged in the secondary cylinder, and a screw part in meshed connection with the second gear and a shaft type screw conveyer screw blade arranged in the secondary cylinder are arranged on the outer surface of the screw shaft.
Further, the belt type screw conveyer is arranged obliquely, and the shaft type screw conveyer is arranged horizontally.
Compared with the prior art, the invention has the beneficial effects that:
1. the combined screw conveyor for the high-water-pressure mixed stratum, provided by the invention, has the advantages that the feeding part extends into the soil bin for feeding, so that the feeding can conveniently enter the inside of the primary cylinder, one side of the primary cylinder is provided with the connecting cylinder, the connecting cylinder is connected with the secondary cylinder through the connecting flange, the belt screw conveyor is obliquely arranged, the shaft screw conveyor is horizontally arranged, the upper end of the primary cylinder is provided with the first motor, the output end of the first motor is provided with the first rotating shaft, the first motor is started to work, the first rotating shaft is enabled to rotate, the lower end of the first rotating shaft is provided with the first gear which can drive the first gear to rotate, one side of the first gear is provided with the first worm, one end of the first worm is provided with the screw blade of the belt screw conveyor, the first worm is driven by the first gear to rotate, so that the screw blade of the belt screw conveyor can rotate in the inside of the primary cylinder, can be drawn into the dregs and transport the connecting cylinder department to one-level barrel afterbody, the surface mounting of connecting cylinder has the viewing aperture, the lower extreme fixed mounting of connecting cylinder has first slag notch, large granule cobble can discharge as far as possible, in order to reduce screw conveyer's wearing and tearing, the lower extreme of first slag notch is provided with the dregs car, after piling up the certain degree through the viewing aperture discovery large granule, open first slag notch, discharge to the dregs car in through first slag notch, stop screw conveyer and arrange the sediment, the anterior restriction grid that is used for the restriction to get into the granule particle diameter of second grade screw conveyer of arranging of second grade screw conveyer, second grade screw conveyer slag notch sets up one gate, be convenient for discharge dregs to band conveyer.
2. The combined screw conveyor for the high-water-pressure mixed stratum, which is provided by the invention, is characterized in that the upper end of a limiting grid is provided with a rubber pad, the upper end of the rubber pad is provided with a handle, the rubber pad is matched with a clamping groove, the limiting grid can be arranged inside a secondary cylinder body through the handle, the rubber pad can seal the joint of the limiting grid and the clamping groove, the disassembly and the assembly of the limiting grid are convenient to complete, the replacement is convenient in time, the particle size entering the secondary screw conveyor is limited by arranging the limiting grid, the outer side of the secondary cylinder body is provided with an extension block, the lower end of the extension block is provided with a sleeve, the lower end of the sleeve is movably provided with a vertical rod, the inner wall of the sleeve is provided with a clamping sleeve, the outer surface of the vertical rod is provided with a plurality of clamping blocks matched with the clamping sleeve, the inner wall of the vertical rod is fixedly provided with a cross rod, the tail end of the secondary cylinder body is adjusted to a certain height, and the clamping blocks with the clamping sleeve with the corresponding height are matched with the clamping sleeve, can fix this height, be convenient for adapt to not co-altitude band conveyer, excellent in use effect.
3. The invention provides a combined screw conveyor used in a high water pressure mixed stratum, wherein the upper end of a stabilizing rod is provided with a supporting rod, the upper end of the supporting rod is provided with an electromagnetic block, the upper end of the supporting rod is sleeved with a pressing sleeve, the upper end of the pressing sleeve is provided with a soil pressure sensor, the soil pressure sensor is externally connected with a controller and is in signal connection with a first motor, the belt screw conveyor is used for comprehensively judging the torque change and is provided with the soil pressure sensor, the data information of the torque and the soil pressure is fed back to the controller, the controller regulates the rotating speed of the first motor according to the information so as to regulate the slag discharging speed of the belt screw conveyor and provide reference for the discharge of slag soil, the inner wall of a first slag outlet is provided with a mounting disc, the inner wall of the mounting disc is provided with a supporting strip, the inner wall of the supporting strip is provided with a through hole communicated with the pressing sleeve, when large-particle pebbles are accumulated at the first slag outlet, the observation hole is observed, the switch of the electromagnetic block is opened to electrify the electromagnetic block, the upper magnetic block magnetically connected with the electromagnetic block is installed on the inner wall of the pressing sleeve, the upper magnetic block and the electromagnetic block are magnets with like poles repelling each other, the pressing sleeve and the electromagnetic block can be suspended and the through hole is blocked, particles can be prevented from being discharged, the effect of the valve is achieved, if the magnetism of the electromagnetic block is gradually reduced by the switch, the upper magnetic block drives the pressing sleeve to gradually approach the electromagnetic block, a certain distance exists between the pressing sleeve and the through hole at the moment, large-particle pebbles can fall off, the larger the opening is, the larger the falling amount is, the higher the speed is, the falling speed can be adjusted by adjusting the magnetism of the electromagnetic block, the plurality of groups of abutting strips are arranged on the inner wall of the mounting plate and fixedly installed on the inner wall of the mounting plate, the plurality of groups of abutting strips are combined into a disc-shaped structure, if the weight of the large-particle pebbles is too large, the abutting strips are pressed by gravity to generate gaps, the discharge is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a modular screw conveyor of the present invention for use in high hydraulic pressure mixed formations;
FIG. 2 is a partial cross-sectional view of a belt screw conveyor of the present invention for use with a modular screw conveyor in a high water pressure mixed formation;
FIG. 3 is a partial cross-sectional view of a shaft screw conveyor of the present invention for use in a modular screw conveyor for use in high water pressure mixed formations;
FIG. 4 is a schematic view of the connecting cylinder structure of the combined screw conveyor used in a high water pressure mixed stratum according to the invention;
FIG. 5 is a diagram of the combined screw conveyor of the present invention used in a high water pressure mixed formation after the pressing sleeve is pressed down;
FIG. 6 is a schematic structural diagram of a limiting disc of the combined screw conveyor for a high water pressure mixed formation according to the present invention;
fig. 7 is a partial exploded view of a second drive mechanism of the modular screw conveyor of the present invention for use in high water pressure mixed formations.
In the figure: 3. a belt-type screw conveyor; 31. a first-stage cylinder; 32. a fixed block; 33. a movable block; 34. supporting legs; 35. connecting the cylinder body; 36. a connecting flange; 37. a viewing port; 38. a first slag outlet; 381. a limiting disc; 3811. mounting a disc; 3812. supporting the strips; 3813. a through hole; 382. a stabilizing rod; 383. a strut; 384. an electromagnetic block; 385. pressing the sleeve; 386. an upper magnetic block; 387. a soil pressure sensor; 4. a shaft screw conveyor; 41. a secondary cylinder; 42. a card slot; 43. a connecting port; 44. a blocking mechanism; 441. a restraint grille; 442. a rubber pad; 443. a handle; 45. a shaft second slag outlet; 46. a support mechanism; 461. an extension block; 462. a sleeve; 463. erecting a rod; 464. a clamping sleeve; 465. a clamping block; 466. a cross bar; 5. a first drive mechanism; 51. a first motor; 52. a first rotating shaft; 53. a first gear; 54. a first worm; 55. helical blades of the belt-type helical conveyor; 6. a second drive mechanism; 61. a second motor; 62. a second rotating shaft; 63. a second gear; 64. a screw shaft; 65. a threaded member; 66. screw blade of shaft screw conveyer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the combined screw conveyor for the high-water-pressure mixed formation comprises a belt screw conveyor 3 and a shaft screw conveyor 4 installed on one side of the belt screw conveyor 3, wherein a first driving mechanism 5 is installed at the upper end of the belt screw conveyor 3, a second driving mechanism 6 is installed at the upper end of the shaft screw conveyor 4, a belt conveyor is installed at the tail end of the shaft screw conveyor 4, discharged dregs are conveyed out through the belt conveyor, the belt screw conveyor 3 is obliquely arranged, and the shaft screw conveyor 4 is horizontally arranged, so that discharging is facilitated.
Referring to fig. 2, the belt-type screw conveyor 3 includes a primary cylinder 31 and fixed blocks 32 fixedly installed at both sides of the primary cylinder 31, a movable block 33 is movably installed at an outer end of the fixed block 32, a support leg 34 is fixedly installed at a lower end of the movable block 33, a connection cylinder 35 is further installed at one side of the primary cylinder 31 for supporting the belt-type screw conveyor 3, a connection flange 36 is installed at an outer end of the connection cylinder 35, the connection cylinder 35 is fixedly connected with the shaft-type screw conveyor 4 through the connection flange 36, the connection is stable, an observation port 37 is installed on an outer surface of the connection cylinder 35 for observing accumulation of large granular pebbles therein, a first slag outlet 38 is fixedly installed at a lower end of the connection cylinder 35 for discharging large granular pebbles, a muck truck is installed at a lower end of the first slag outlet 38, and is discharged into the muck truck through the first slag outlet 38 for discharging large granular pebbles therein, large pebbles can be discharged as much as possible to reduce the abrasion of the screw conveyer.
Referring to fig. 3, the shaft type screw conveyor 4 includes a secondary cylinder 41 and a clamping groove 42 formed in an outer surface of the secondary cylinder 41, a connecting port 43 communicated with the connecting flange 36 is formed in an outer side of the secondary cylinder 41, a blocking mechanism 44 is installed inside the secondary cylinder 41, a second slag outlet 45 is fixedly installed at one end of the secondary cylinder 41 far away from the connecting port 43, and is mainly used for discharging small particles to resist a spewing phenomenon under a high water pressure effect by forming a soil plug inside the cylinder, a gate is arranged at the second slag outlet 45, and a belt conveyor is installed at a lower end of the second slag outlet, and discharged slag is conveyed out by the belt conveyor.
Referring to fig. 3, the blocking mechanism 44 includes a limiting grid 441 and a rubber pad 442 mounted on the upper end of the limiting grid 441, a handle 443 is mounted on the upper end of the rubber pad 442, the rubber pad 442 is matched with the slot 42, the limiting grid 441 can be mounted inside the secondary cylinder 41 through the handle 443, the rubber pad 442 can seal the joint of the limiting grid 441 and the slot 42, the limiting grid 441 can be conveniently detached and replaced in time, and the limiting grid 441 is mounted to limit the particle size entering the secondary screw machine.
Referring to fig. 3, supporting mechanism 46 is installed to the lower extreme of second grade barrel 41, supporting mechanism 46 includes extension piece 461 of fixed mounting in the second grade barrel 41 outside and installs at the sleeve 462 of extension piece 461 lower extreme, the lower extreme movable mounting of sleeve 462 has pole setting 463, joint cover 464 is installed to the inner wall of sleeve 462, the surface mounting of pole setting 463 has a plurality of groups and joint cover 464 assorted joint piece 465, the inner wall fixed mounting of pole setting 463 has horizontal pole 466, adjust the tail end of second grade barrel 41 to certain height, and with the joint piece 465 and the joint cover 464 phase-match of corresponding height, can fix this height, be convenient for adapt to the not high belt conveyor, excellent in use effect.
Referring to fig. 4, the first driving mechanism 5 includes a first motor 51 mounted at the upper end of the primary cylinder 31 and a first rotating shaft 52 mounted at the output end of the first motor 51, the first motor 51 is turned on to rotate the first rotating shaft 52, the first gear 53 is mounted at the lower end of the first rotating shaft 52 to drive the first gear 53 to rotate, a first worm 54 is mounted at one side of the first gear 53, a belt-type screw conveyor screw blade 55 is mounted at one end of the first worm 54, and the first gear 53 drives the first worm 54 to rotate, so that the belt-type screw conveyor screw blade 55 rotates inside the primary cylinder 31, that is, the muck can be rolled and conveyed to the connecting cylinder 35 at the tail of the primary cylinder 31.
Referring to fig. 4, a limiting disc 381 is installed on the inner wall of the first slag hole 38, a stabilizing rod 382 is installed on the inner wall of the lower end of the limiting disc 381 at the first slag hole 38, a supporting rod 383 is installed on the upper end of the stabilizing rod 382, an electromagnetic block 384 is installed on the upper end of the supporting rod 383, a pressing sleeve 385 is sleeved on the upper end of the pressing sleeve 385, a soil pressure sensor 387 is installed on the upper end of the pressing sleeve 385, the soil pressure sensor 387 is externally connected with a controller and is in signal connection with the first motor 51, the belt screw conveyor 3 is subjected to torque change and is provided with the soil pressure sensor 387 for comprehensive judgment, the type of the soil pressure sensor 387 is WIKAS-20, data information of the torque and the soil pressure is fed back to the controller, and the controller adjusts the rotating speed of the first motor 51 according to the information, further adjusts the slag discharging speed of the belt screw conveyor 3, and provides reference for slag discharging.
Referring to fig. 4-6, the limiting plate 381 includes a mounting plate 3811 fixedly mounted on the inner wall of the first slag hole 38 and a supporting bar 3812 fixedly mounted on the inner wall of the mounting plate 3811, a through hole 3813 communicated with the pressing sleeve 385 is processed on the inner wall of the supporting bar 3812, when large pebbles are accumulated at the first slag hole 38, when observed from the observation port 37, the switch of the electromagnetic block 384 is turned on to electrify the electromagnetic block 384, the inner wall of the pressing sleeve 385 is mounted with an upper magnetic block 386 magnetically connected with the electromagnetic block 384, and the upper magnetic block 386 and the electromagnetic block 384 are magnets with like polarities repelling each other, so that the pressing sleeve 385 and the electromagnetic block 384 are suspended and the through hole 3813 is blocked, thereby preventing particles from being discharged and achieving the valve effect, if the magnetism of the electromagnetic block 384 is gradually reduced by the switch, the upper magnetic block 386 drives the pressing sleeve 385 to gradually approach the electromagnetic block 384, and at this time, a certain distance exists between the pressing sleeve 385 and the through hole 3813, can make large granule pebble whereabouts, the opening is bigger, and the whereabouts volume is just bigger, and is fast more, through the magnetism of adjusting electromagnetism piece 384, adjustable falling speed promptly, to the strip 3812 and be provided with the multiunit, and all fixed mounting is in the inner wall of mounting disc 3811, the multiunit the strip 3812 combination that supports be disc structure, if large granule pebble weight is too big, the strip 3812 is pressed to the gravity down and makes wherein produce the space, conveniently arranges the material.
Referring to fig. 7, the second driving mechanism 6 includes a second motor 61 mounted at the upper end of the secondary cylinder 41 and a second rotating shaft 62 mounted at the output end of the second motor 61, the second motor 61 is turned on to rotate the second rotating shaft 62, a second gear 63 is mounted at the lower end of the second rotating shaft 62, a screw shaft 64 is mounted inside the secondary cylinder 41, a screw 65 engaged with the second gear 63 and a shaft-type screw conveyor screw vane 66 disposed inside the secondary cylinder 41 are mounted on the outer surface of the screw shaft 64, the screw 65 and the second gear 63 form a worm drive to rotate the screw shaft 64 and the shaft-type screw conveyor screw vane 66 on the outer surface of the screw shaft 64, the small-particle soil residue transmitted from the belt-type screw conveyor screw vane 55 to the connecting cylinder 35 can be conveyed to the second slag outlet 45, and the flow rate of water is reduced after passing through the belt-type screw conveyor 3 and the shaft-type screw conveyor 4 under the high water pressure, in particular to a shaft type screw conveyor 4 which can effectively form 'soil plug', and can control the occurrence of 'gushing' phenomenon.
The working principle is as follows: when the shield is propelled in a high-water-pressure mixed stratum, a feeding part extends into a soil bin for feeding, so that the shield can conveniently enter the inside of a primary cylinder 31, one side of the primary cylinder 31 is provided with a connecting cylinder 35, a first motor 51 is started to work, a first rotating shaft 52 is enabled to rotate, the lower end of the first rotating shaft 52 is provided with a first gear 53 which can drive the first gear 53 to rotate, one side of the first gear 53 is provided with a first worm 54, one end of the first worm 54 is provided with a belt type screw conveyor helical blade 55, the first gear 53 drives the first worm 54 to rotate, the belt type screw conveyor helical blade 55 can rotate in the primary cylinder 31, so that muck can be rolled and conveyed to the connecting cylinder 35 at the tail part of the primary cylinder 31, the outer surface of the connecting cylinder 35 is provided with an observation port 37, the upper end of a pressing sleeve 385 is provided with a soil pressure sensor 387, and the soil pressure sensor is externally connected with a controller, the belt-type screw conveyor 3 is in signal connection with a first motor 51, the torque change of the belt-type screw conveyor 3 and the arrangement of an earth pressure sensor 387 are used for comprehensive judgment, data information of the torque and the earth pressure are fed back to a controller, the controller adjusts the rotating speed of the first motor 51 according to the information so as to adjust the slag discharging speed of the belt-type screw conveyor 3 and provide reference for discharging the slag, a mounting disc 3811 is mounted on the inner wall of a first slag outlet 38, a supporting strip 3812 is mounted on the inner wall of the mounting disc 3811, a through hole 3813 communicated with a pressing sleeve 385 is processed on the inner wall of the supporting strip 3812, when large-particle pebbles are accumulated at the first slag outlet 38, the observation hole 37 is used for observing, a switch of the electromagnetic block 384 is started to electrify the electromagnetic block 384, an upper magnetic block 386 magnetically connected with the electromagnetic block 384 is mounted on the inner wall of the pressing sleeve 385, and the upper magnetic block 386 and the electromagnetic block 384 are magnets with the same polarity and the same polarity, so that the pressing sleeve 385 and the electromagnetic block 384 are suspended in the air and block 3813, the discharge of particles can be avoided, the effect of the valve is achieved, if the magnetism of the electromagnetic block 384 is gradually reduced by using a switch, the upper magnetic block 386 drives the pressing sleeve 385 to gradually approach the electromagnetic block 384, at the moment, a certain distance exists between the pressing sleeve 385 and the through hole 3813, the large-particle pebbles can fall, the larger the opening is, the larger the falling amount is, the higher the falling speed is, namely, the falling speed can be adjusted by adjusting the magnetism of the electromagnetic block 384, the supporting strips 3812 are provided with a plurality of groups which are fixedly arranged on the inner wall of the mounting plate 3811, the plurality of groups of supporting strips 3812 are combined into a disc-shaped structure, if the large-particle pebbles are too heavy, the supporting strips 3812 are pressed by gravity to generate gaps, the first slag outlet 38 is fixedly arranged at the lower end of the connecting cylinder 35, the slag wagon is arranged at the lower end of the first slag outlet 38, the first slag outlet 38 is opened after the observation port 37 finds that the large particles are accumulated to a certain degree, the slag is discharged into the slag car through the first slag hole 38, slag discharge of the screw conveyor is stopped, the limiting grating 441 can be installed inside the secondary cylinder 41 through the handle 443, the rubber pad 442 can seal the joint of the limiting grating 441 and the clamping groove 42, the limiting grating 441 is arranged inside the secondary cylinder 41 and is used for limiting the particle size entering the secondary screw conveyor, the second motor 61 is started to work, the screw shaft 64 and the screw blade 66 of the screw shaft 64 on the outer surface of the screw shaft 64 can be driven to rotate, the second slag hole 45 is fixedly installed at one end, far away from the connecting port 43, of the secondary cylinder 41, small-particle slag soil transmitted to the connecting cylinder 35 by the screw blade 55 of the belt screw conveyor can be conveyed to the second slag hole 45, the gate is arranged at the second slag hole 45, and the belt conveyor is installed at the lower end of the second slag hole 45, and the discharged slag soil is conveyed out through the belt conveyor.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (5)
1. A combination formula screw conveyer for in high water pressure mixed stratum, including belt screw conveyer (3) and install shaft type screw conveyer (4) in belt screw conveyer (3) one side, its characterized in that: a first driving mechanism (5) is installed at the upper end of the belt type spiral conveyor (3), and a second driving mechanism (6) is installed at the upper end of the shaft type spiral conveyor (4);
the belt type screw conveyor (3) comprises a primary barrel (31) and fixed blocks (32) fixedly installed on two sides of the primary barrel (31), movable blocks (33) are movably installed at the outer ends of the fixed blocks (32), supporting legs (34) are fixedly installed at the lower ends of the movable blocks (33), a connecting barrel (35) is further installed on one side of the primary barrel (31), a connecting flange (36) is installed at the outer end of the connecting barrel (35), the connecting barrel (35) is fixedly connected with the shaft type screw conveyor (4) through the connecting flange (36), an observation hole (37) is installed on the outer surface of the connecting barrel (35), and a first slag outlet (38) is fixedly installed at the lower end of the connecting barrel (35);
the shaft type screw conveyor (4) comprises a secondary cylinder body (41) and a clamping groove (42) machined in the outer surface of the secondary cylinder body (41), a connecting port (43) communicated with a connecting flange (36) is machined in the outer side of the secondary cylinder body (41), a blocking mechanism (44) is installed in the secondary cylinder body (41), a second slag outlet (45) is fixedly installed at one end, far away from the connecting port (43), of the secondary cylinder body (41), and a supporting mechanism (46) is installed at the lower end of the secondary cylinder body (41);
the blocking mechanism (44) comprises a limiting grating (441) and a rubber pad (442) arranged at the upper end of the limiting grating (441), a handle (443) is arranged at the upper end of the rubber pad (442), and the rubber pad (442) is matched with the clamping groove (42);
a limiting disc (381) is installed on the inner wall of the first slag outlet (38), a stabilizing rod (382) is installed on the inner wall of the lower end of the limiting disc (381) of the first slag outlet (38), and a support rod (383) is installed at the upper end of the stabilizing rod (382);
an electromagnetic block (384) is installed at the upper end of the supporting rod (383), a pressing sleeve (385) is sleeved at the upper end of the supporting rod (383), an upper magnetic block (386) magnetically connected with the electromagnetic block (384) is installed on the inner wall of the pressing sleeve (385), the upper magnetic block (386) and the electromagnetic block (384) are magnets with like poles repelling each other, and an earth pressure sensor (387) is installed at the upper end of the pressing sleeve (385); the soil pressure sensor (387) is externally connected with a controller and is in signal connection with a first motor (51) of the first driving mechanism (5), the soil pressure sensor (387) feeds data information of torque and soil pressure back to the controller, and the controller adjusts the rotating speed of the first motor (51) according to the information;
the limiting disc (381) comprises a mounting disc (3811) fixedly mounted on the inner wall of the first slag outlet (38) and a supporting strip (3812) fixedly mounted on the inner wall of the mounting disc (3811), and a through hole (3813) communicated with the pressing sleeve (385) is processed in the inner wall of the supporting strip (3812);
when large pebbles are accumulated at the first slag outlet (38), the observation port (37) observes, the switch of the electromagnetic block (384) is opened to electrify the electromagnetic block, the inner wall of the pressing sleeve (385) is provided with an upper magnetic block (386) which is magnetically connected with the electromagnetic block (384), and the upper magnetic block (386) and the electromagnetic block (384) are magnets with the same poles repelling each other, so that the pressing sleeve (385) and the electromagnetic block (384) are suspended and the through hole (3813) is blocked, the particle discharge is avoided, the valve effect is achieved, if the magnetism of the electromagnetic block (384) is gradually reduced by the switch, the upper magnetic block (386) drives the pressing sleeve (385) to gradually approach the electromagnetic block (384), at the moment, a certain distance exists between the pressing sleeve (385) and the through hole (3813), namely, the pebbles can fall down, the larger the opening is, the falling amount is larger, the falling speed is higher, namely, the magnetism of the electromagnetic block (384) is adjusted, the falling speed is adjusted, the supporting strips (3812) are provided with multiple groups and are fixedly mounted on the inner wall of the mounting plate 3811, the multiple groups of supporting strips (3812) are combined into a disc-shaped structure, and if the weight of large-particle pebbles is too large, the supporting strips (3812) are pressed under the gravity to form gaps, so that the materials are conveniently discharged.
2. The modular screw conveyor for use in high hydraulic pressure mixed formations of claim 1, wherein: supporting mechanism (46) include extension piece (461) of fixed mounting in second grade barrel (41) outside and install sleeve (462) at extension piece (461) lower extreme, the lower extreme movable mounting of sleeve (462) has pole setting (463), joint cover (464) are installed to the inner wall of sleeve (462), the outer surface mounting of pole setting (463) has a plurality of groups and joint cover (464) assorted joint piece (465), the inner wall fixed mounting of pole setting (463) has horizontal pole (466).
3. The modular screw conveyor for use in high hydraulic pressure mixed formations of claim 1, wherein: the first driving mechanism (5) comprises a first motor (51) arranged at the upper end of the primary cylinder body (31) and a first rotating shaft (52) arranged at the output end of the first motor (51), a first gear (53) is arranged at the lower end of the first rotating shaft (52), a first worm (54) is arranged on one side of the first gear (53), a spiral blade (55) of the belt type spiral conveyor is arranged at one end of the first worm (54), and the spiral blade (55) of the belt type spiral conveyor is arranged in the primary cylinder body (31).
4. The modular screw conveyor for use in high hydraulic pressure mixed formations of claim 1, wherein: the second driving mechanism (6) comprises a second motor (61) arranged at the upper end of the secondary cylinder body (41) and a second rotating shaft (62) arranged at the output end of the second motor (61), a second gear (63) is arranged at the lower end of the second rotating shaft (62), a screw shaft (64) is arranged inside the secondary cylinder body (41), a screw member (65) in meshed connection with the second gear (63) and a shaft type screw conveyer screw blade (66) arranged inside the secondary cylinder body (41) are arranged on the outer surface of the screw shaft (64).
5. The modular screw conveyor for use in high hydraulic pressure mixed formations of claim 1, wherein: the belt type screw conveyor (3) is obliquely arranged, and the shaft type screw conveyor (4) is horizontally arranged.
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| CN202111128655.3A CN113911656B (en) | 2021-09-26 | 2021-09-26 | Combined screw conveyor for high-water-pressure mixed stratum |
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| CN202111128655.3A CN113911656B (en) | 2021-09-26 | 2021-09-26 | Combined screw conveyor for high-water-pressure mixed stratum |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106492708A (en) * | 2016-10-31 | 2017-03-15 | 重庆市南川区庆岩福利碱厂 | Granulation Equipments for vulcanized sodium |
| CN111606273A (en) * | 2020-06-12 | 2020-09-01 | 西南交通大学 | Cargo transportation system and transportation method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156128A (en) * | 2015-08-19 | 2015-12-16 | 中国电建集团铁路建设有限公司 | Combined large floating rock treating device and combined large floating rock treating method for screw conveyer |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106492708A (en) * | 2016-10-31 | 2017-03-15 | 重庆市南川区庆岩福利碱厂 | Granulation Equipments for vulcanized sodium |
| CN111606273A (en) * | 2020-06-12 | 2020-09-01 | 西南交通大学 | Cargo transportation system and transportation method |
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