CN116465158B - Vacuum rake dryer capable of quantitatively discharging - Google Patents
Vacuum rake dryer capable of quantitatively discharging Download PDFInfo
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- CN116465158B CN116465158B CN202310731339.8A CN202310731339A CN116465158B CN 116465158 B CN116465158 B CN 116465158B CN 202310731339 A CN202310731339 A CN 202310731339A CN 116465158 B CN116465158 B CN 116465158B
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- pipe
- discharging
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- 238000007599 discharging Methods 0.000 title claims abstract description 79
- 239000000463 material Substances 0.000 claims abstract description 129
- 238000001035 drying Methods 0.000 claims description 41
- 230000035939 shock Effects 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 13
- 238000013016 damping Methods 0.000 claims description 12
- 238000007790 scraping Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 claims 2
- 238000004891 communication Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000003756 stirring Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000005086 pumping Methods 0.000 description 8
- 238000000605 extraction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
- F26B11/16—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices the stirring device moving in a vertical or steeply-inclined plane
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention belongs to the technical field of grain dryers, in particular to a quantitative discharging vacuum rake dryer, which aims at the problem that the existing dryer cannot quantitatively discharge, and provides the following scheme. According to the invention, through the arrangement of the sliding adjusting barrel capable of sliding up and down, the quantity of materials falling at one time can be changed, and then the components of the materials coming out each time can be set.
Description
Technical Field
The invention relates to the technical field of grain dryers, in particular to a quantitative discharging vacuum rake dryer.
Background
The vacuum rake dryer is used in chemical industry, feed industry and food industry for drying granule and powder. The device is novel horizontal intermittent vacuum drying equipment, wet materials are subjected to conduction evaporation, a stirrer is pushed in a dryer to form a circulating flow, and moisture is pumped out by a vacuum pump after evaporation, so that the drying effect is achieved; therefore, the method is particularly suitable for materials which are not resistant to high temperature and are easy to oxidize at high temperature or materials which are easy to generate powder (such as various fuels) during drying, and materials which are removed in the drying process and have to be recovered in steam or solvent.
Through the search, the existing vacuum rake dryer mainly comprises a motor, a rotating shaft connected with the motor, rake teeth integrally formed with the rotating shaft, a cylinder body for wrapping the rake teeth and a feed inlet arranged above the cylinder body. When the vacuum rake dryer is used for drying industrial wet material products, a worker adds the dried wet material into a feed inlet arranged above the cylinder, and after the material is added, the motor drives the rotating shaft to rotate continuously; the drying mode has good drying effect, but the machine is required to be stopped for reversing when discharging each time, so that the operation difficulty is increased, and the amount of discharged materials each time cannot be controlled.
Disclosure of Invention
The invention provides a quantitative discharging vacuum rake dryer which comprises a damping bearing frame which is integrally Z-shaped, wherein the damping bearing frame comprises a high platform and a low platform, a drying barrel which is consistent with the extending direction of the damping bearing frame is fixed on the high platform of the damping bearing frame, an end plate is fixed at one end of the drying barrel, which is close to the low platform, of the drying barrel, an eccentrically arranged internal material barrel is inserted at the other end of the drying barrel, a spiral steam spray pipe is fixed on the circumferential inner wall of the drying barrel, steam air outlets which are equidistantly distributed are formed in one side, far away from the inner wall of the drying barrel, of the steam spray pipe, and a discharging mechanism capable of quantitatively discharging is arranged at one end, close to the end plate, of the circumferential side wall of the internal material barrel.
The invention is further arranged in that the discharging mechanism comprises a discharging pipe which is welded on the side wall of the inner material barrel and extends vertically downwards; the circumference outer wall of the internal material barrel is positioned at two ends of the steam spray pipe and is sleeved with sealing baffle rings, two mutually symmetrical feeding pipes are arranged at one end of the internal material barrel, which is far away from the end plate, an opening of one end of the internal material barrel, which is close to the feeding pipes, is clamped with an inclined slide plate, a bearing seat is arranged at one pipe orifice of the internal material barrel, which is close to the inclined slide plate, a main rotating rod inserted into the internal material barrel is rotationally connected with the bearing seat, stirring rake rods distributed at equal intervals are fixed on the circumference outer wall of the main rotating rod, and a scraping plate attached to the inner wall of the internal material barrel is fixed at one end of the stirring rake rod, which is far away from the main rotating rod; the circumference of inside material storage bucket is inside still to reserve has the bellied mounting groove that makes progress, and the upper surface that the shock attenuation born the weight of the frame is located the one end middle part of high platform and is fixed with the bearing bracket, and the top of bearing bracket is provided with vacuum pumping mechanism, and vacuum pumping mechanism includes the exhaust tube of joint in the mounting groove.
The invention is further arranged in that the axial lead of the internal material barrel is positioned right below the drying barrel, the internal material barrel and the drying barrel are mutually parallel, the circumferential outer wall of the internal material barrel is fixedly provided with a plurality of heat conducting strips, and the distance between one end of the heat conducting strip far away from the internal material barrel and the inner wall of the steam spray pipe is the same, and the distance is less than one centimeter; through a plurality of heat conducting strips of setting up inside material storage vat outer wall, can let the outer wall of inside material storage vat and the contact of high temperature steam more closely, improve the heat transfer effect.
The invention is further arranged in that an insulating layer is arranged between the circumferential inner wall of the drying barrel and the inner wall of the steam spray pipe, one end of the inner material barrel, which is close to the end plate, and the end plate are provided with observation windows, and double-side heat insulation glass is embedded in the observation windows; through heat preservation and the observation window that set up, can improve the heat preservation effect of device and can observe inside material and pile up the condition from the external world to in time adjust rotational speed and turn to.
The invention is further arranged in that a servo motor is fixed on the upper surface of the damping bearing frame near the side surface of the bearing frame, a driving belt pulley is fixed on the top end of an output shaft of the servo motor, a driven belt pulley in transmission connection with the driving belt pulley is fixed on the top end of the bearing frame, a movable shaft is fixed on the side surface of the driven belt pulley near the circumferential edge, a connecting rod is sleeved on the movable shaft, a piston barrel with a downward opening and integrally in a barrel-shaped structure is also fixed on the top end of the bearing frame, a piston plate horizontally arranged is connected in the piston barrel in a sliding manner, and the top end of the connecting rod is hinged to the lower surface of the piston plate; two communicating pipes are inserted at the top end of the piston barrel, the top end of one communicating pipe is communicated with the exhaust pipe, the other communicating pipe is communicated with the exhaust pipe, and one-way air valves with opposite directions are respectively arranged in the two communicating pipes; the unidirectional air valve comprises a fixed box, a sealing baffle is hinged to the inner wall of the fixed box close to the pipe orifice of the communicating pipe, and a compression spring is arranged between the other end of the sealing baffle and the inner wall of the fixed box; through the sealing baffle that sets up, can be under compression spring's effect the tight lid in the port department of communicating pipe, then can let the air current jack-up sealing baffle carry out the bleed when the piston bucket begins the operation.
The invention is further arranged in that the upper surface of the damping bearing frame is fixed with two shaft lever frames at the end part of the motor output shaft, the two shaft lever frames are rotationally connected with the same transmission rod, and the end part of the transmission rod is connected with the output shaft of the servo motor through a coupler; the middle of the transmission rod is positioned below the driven gear, a driving gear meshed with the driven gear is connected with the middle of the transmission rod in a key way, and the diameter of the driven gear is ten to twenty times that of the driving gear; through such setting, can let servo motor more steady when driving main dwang rotation, reduce motor load.
The invention is further arranged in that the discharging mechanism further comprises a stepping motor which is fixed on the side surface of the end plate and is close to the bottom end, a belt pulley I is fixed on the top end of an output shaft of the stepping motor, a mounting perforation is formed on the outer wall of the drying barrel below the discharging pipe, two mutually symmetrical annular sliding rails are fixed on the outer wall of the drying barrel below the mounting perforation through screws, the same belt trough belt ring is rotationally connected between the two annular sliding rails, the same conveyor belt is wound between the circumferential outer wall of the belt trough belt ring and the circumferential outer wall of the belt pulley I, a thread groove is formed on the circumferential inner wall of the belt trough belt ring, and a sliding adjusting barrel is screwed on the circumferential inner wall of the belt trough belt ring; the inner diameter of the sliding adjusting barrel is matched with the outer diameter of the discharging pipe, three lug plate slip rings which are distributed in a central symmetry mode are fixed on the circumferential outer wall of the sliding adjusting barrel close to the top end, vertical and parallel wear-resistant rods are fixed on the outer wall of the internal material barrel, and the wear-resistant rods are in sliding connection in the lug plate slip rings, so that the sliding adjusting barrel can vertically slide up and down; through the setting of the sliding adjusting barrel which can slide up and down, the quantity of the materials which fall once can be changed, and then the components of the materials which come out each time can be set.
The invention is further arranged in that a discharging gap is formed at the lower part of the stepping motor at the end part of the low platform of the shock absorption bearing frame, spring telescopic pipes are fixed at four corners of the upper surface of the shock absorption bearing frame, which are positioned at the upper surface of the discharging gap, two mutually parallel connecting plates are fixed between the top ends of the four spring telescopic pipe extending pipes, two discharging sliding rails with opposite openings and mutually parallel are fixed between the two ends of the two connecting plates, the same sliding baffle is connected between the two discharging sliding rails in a sliding manner, the upper surface of the sliding baffle is stuck at the pipe orifice at the bottom end of the sliding adjustment barrel, and a sealing ring is arranged at the pipe orifice at the bottom end of the sliding adjustment barrel; a round hole is formed in one end, far away from the vacuum air suction mechanism, of the sliding baffle, a material receiving pipe is embedded at the bottom end of the round hole, and a material receiving supporting plate is hinged at the bottom end of the material receiving pipe; an L-shaped discharging baffle is fixed at the bottom end of one discharging sliding rail, a horizontal plate of the L-shaped discharging baffle is positioned at the lower opening of the material receiving pipe, and the L-shaped discharging baffle is positioned right below the sliding adjusting barrel; tightly propping the material receiving supporting plate against the bottom end of the material receiving pipe; when discharging is needed, the sliding baffle is pulled to the sliding adjusting barrel, so that the pipe orifice at the top end of the material receiving pipe is in butt joint with the pipe orifice at the bottom end of the sliding adjusting barrel, and materials accumulated in the sliding adjusting barrel can be discharged; and then pushing out the material receiving pipe.
The invention is further arranged in that the middle part of the shock absorption bearing frame is provided with a mounting opening near the end part of the sliding baffle, an electric telescopic rod is fixed in the mounting opening, the end part of the electric telescopic rod is locked, a swinging spring is fixed at the end part of the electric telescopic rod, which is far away from the electric telescopic rod, a push rod is fixed at the end part of the push rod, and the end part of the push rod is fixed at the end part of the sliding baffle.
The invention is further arranged in that an endoscope is fixed in the interior of the internal material barrel and positioned above the discharging pipe, and a control device matched with the endoscope is arranged on the damping bearing frame, so that whether the interior of the sliding adjustment barrel is filled with materials or not after the height is adjusted can be observed through the arranged endoscope, and the forward rotation and the reverse rotation of the main rotating rod are controlled; the control switches of the electric telescopic rod, the stepping motor and the servo motor are connected with the signal input end of the control equipment through signal lines, and the integral operation coordination is controlled through the setting of the control equipment.
The beneficial effects of the invention are as follows:
1. through the scraping plate arranged at the end part of the stirring rake rod, the main rotating rod is rotated clockwise during normal drying, and the main rotating rod is rotated anticlockwise again during discharging, so that materials can be pushed to the discharging pipe under the action of the scraping plate, and the exhaust pipe embedded in the top mounting groove does not influence stirring of the materials, and avoids pumping the materials as much as possible during exhausting; the discharging pipe capable of quantitatively discharging is matched, and the quantity of the drying materials which are equal to each other can be discharged after adjustment is needed.
2. Through a plurality of heat conducting strips of setting up inside material storage vat outer wall, can let the outer wall of inside material storage vat and the contact of high temperature steam more closely, improve the heat transfer effect.
3. Through the setting of the sliding adjusting barrel which is arranged and can slide up and down, the quantity of the materials which fall once can be changed, and then the components of the materials which come out each time can be set.
4. By arranging the sliding baffle which is embedded and arranged in the sliding way, when discharging is needed, the material receiving support plate only needs to be tightly propped against the bottom end of the material receiving pipe; the sliding baffle is pulled to the sliding adjusting barrel, so that the pipe orifice at the top end of the material receiving pipe is in butt joint with the pipe orifice at the bottom end of the sliding adjusting barrel, and materials accumulated in the sliding adjusting barrel can be discharged; and then pushing out the material receiving pipe.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram showing the front view structure of the drying process of the present invention;
FIG. 3 is a schematic view of the structure of the discharging device of the present invention;
FIG. 4 is a side view of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view showing the structure of the inside of the drying tub according to the present invention;
FIG. 7 is a schematic view of the overall structure of the vacuum pumping mechanism of the present invention;
FIG. 8 is a cross-sectional view of a one-way valve of the present invention;
FIG. 9 is a schematic diagram of the overall structure of the quantitative discharging mechanism;
fig. 10 is a schematic view of an exploded structure of the sliding adjustment barrel.
In the figure: 1. a shock absorption bearing frame; 2. an electric telescopic rod; 3. a control device; 4. a drying barrel; 5. an inner material barrel; 6. a shaft rod frame; 7. a servo motor; 8. a vacuum air extraction mechanism; 81. a piston barrel; 82. an exhaust pipe; 83. a one-way air valve; 84. an exhaust pipe; 85. a communicating pipe; 86. a compression spring; 87. a sealing baffle; 9. a driven gear; 10. a feed pipe; 11. an end plate; 12. an observation window; 13. a stepping motor; 14. a discharging slide rail; 15. a connecting plate; 16. a discharging notch; 17. a material receiving supporting plate; 18. a material receiving pipe; 19. a return spring; 20. a spring extension tube; 21. a transmission rod; 22. a main rotating lever; 23. an L-shaped discharging baffle; 24. sliding the adjusting barrel; 25. a bearing bracket; 26. a sliding baffle; 27. turning the harrow bar; 28. an inclined slide plate; 29. a steam nozzle; 30. a driving pulley; 31. a driven pulley; 32. a drive gear; 33. a sealing baffle ring; 34. a heat conducting strip; 35. a discharge pipe; 36. an annular slide rail; 37. a belt loop with a groove; 38. a first belt pulley; 39. a wear-resistant rod; 40. an ear plate slip ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-10, a quantitative discharging vacuum rake dryer comprises a damping bearing frame 1 with a Z-shaped structure as a whole, wherein the damping bearing frame 1 comprises a high platform and a low platform, a drying barrel 4 consistent with the extending direction of the damping bearing frame 1 is fixed on the high platform of the damping bearing frame 1, an end plate 11 is fixed at one end of the drying barrel 4 close to the low platform, an eccentrically arranged inner material barrel 5 is inserted at the other end of the drying barrel 4, a steam spray pipe 29 distributed in a spiral shape is fixed at the circumferential inner wall of the drying barrel 4, steam air outlet holes distributed in an equidistant manner are formed at one side of the steam spray pipe 29 far from the inner wall of the drying barrel 4, a discharging mechanism capable of quantitatively discharging is arranged at one end of the circumferential side wall of the inner material barrel 5 close to the end plate 11, and the discharging mechanism comprises a discharging pipe 35 welded at the side wall of the inner material barrel 5 and extending vertically downwards; the circumference outer wall of the inner material barrel 5 is positioned at the two ends of the steam spray pipe 29 and is sleeved with a sealing baffle ring 33, two mutually symmetrical feeding pipes 10 are arranged at one end of the inner material barrel 5 far away from the end plate 11, an opening of one end of the inner material barrel 5 close to the feeding pipes 10 is clamped with an inclined slide plate 28, a bearing seat is arranged at one end pipe orifice of the inner material barrel 5 close to the inclined slide plate 28, a main rotating rod 22 inserted into the inner material barrel 5 is rotationally connected with the bearing seat, turning rake rods 27 distributed in an equidistance and staggered manner are fixed on the circumference outer wall of the main rotating rod 22, and a scraping plate attached to the inner wall of the inner material barrel 5 is fixed at one end of the turning rake rods 27 far away from the main rotating rod 22; an upward protruding mounting groove is reserved in the circumference of the inner material barrel 5, a bearing bracket 25 is fixed in the middle of one end of the upper surface of the shock absorption bearing bracket 1, which is positioned on the high platform, a vacuum air suction mechanism 8 is arranged at the top end of the bearing bracket 25, and the vacuum air suction mechanism 8 comprises an air suction pipe 84 clamped in the mounting groove; through the scraping plate arranged at the end part of the turning rake rod 27, the main rotating rod 22 is rotated clockwise during normal drying, and the main rotating rod 22 is rotated anticlockwise again during discharging, so that materials can be pushed to the discharging pipe 35 under the action of the scraping plate, and the air extraction pipe 84 embedded in the top mounting groove does not influence stirring of the materials, and avoids pumping away the materials as much as possible during air extraction; the discharging pipe capable of quantitatively discharging is matched, and the quantity of the drying materials which are equal to each other can be discharged after adjustment is needed.
Referring to fig. 5, the axis of the inner material tank 5 is located right below the drying tank 4, the inner material tank 5 and the drying tank 4 are parallel to each other, a plurality of heat conducting strips 34 are fixed on the circumferential outer wall of the inner material tank 5, and the distance between one end of the heat conducting strip 34 far away from the inner material tank 5 and the inner wall of the steam spray pipe 29 is the same, and the distance is less than one centimeter; through a plurality of heat conducting strips 34 arranged on the outer wall of the internal material barrel 5, the outer wall of the internal material barrel 5 can be in closer contact with high-temperature steam, and the heat transfer effect is improved.
In the invention, an insulating layer is arranged between the circumferential inner wall of a drying barrel 4 and the inner wall of a steam spray pipe 29, one end of an internal material barrel 5, which is close to an end plate 11, and the end plate 11 are provided with observation windows 12, and double-side heat insulation glass is embedded in the observation windows 12; through heat preservation and observation window 12 that set up, can improve the heat preservation effect of device and can observe inside material and pile up the condition from the external world to in time adjust rotational speed and turn to.
Referring to fig. 7, a servo motor 7 is fixed on the upper surface of the shock absorbing bearing frame 1 near the side surface of the bearing frame 25, a driving pulley 30 is fixed on the top end of an output shaft of the servo motor 7, a driven pulley 31 in transmission connection with the driving pulley 30 is fixed on the top end of the bearing frame 25, a movable shaft is fixed on the side surface of the driven pulley 31 near the circumferential edge, a connecting rod is sleeved on the movable shaft, a piston barrel 81 with a downward opening integrally in a barrel structure is also fixed on the top end of the bearing frame 25, a piston plate horizontally arranged is connected in a sliding manner in the piston barrel 81, and the top end of the connecting rod is hinged on the lower surface of the piston plate; two communicating pipes 85 are inserted into the top end of the piston barrel 81, the top end of one communicating pipe 85, which is communicated with the exhaust pipe 84, of the other communicating pipe 85 is communicated with the exhaust pipe 82, and one-way air valves 83 with opposite directions are respectively arranged in the two communicating pipes 85; the unidirectional air valve 83 comprises a fixed box, a sealing baffle 87 is hinged to the inner wall of the fixed box near the pipe orifice of the communicating pipe 85, and a compression spring 86 is arranged between the other end of the sealing baffle 87 and the inner wall of the fixed box; through the sealing baffle 87, the sealing baffle 87 can be tightly covered at the port of the communicating pipe 85 under the action of the compression spring 86, and then the air flow can be pushed open to suck air when the piston barrel 81 starts to operate.
Referring to fig. 2 and 6, two shaft lever brackets 6 are fixed at the end part of the upper surface of the shock absorption bearing bracket 1, which is positioned at the output shaft of the motor, and the same transmission rod 21 is rotationally connected between the two shaft lever brackets 6, and the end part of the transmission rod 21 is connected with the output shaft of the servo motor 7 through a coupler; the middle of the transmission rod 21 is positioned below the driven gear 9 and is connected with the driving gear 32 which is meshed with the driven gear 9, and the diameter of the driven gear 9 is ten to twenty times that of the driving gear 32.
Referring to fig. 2 and 9-10, the discharging mechanism further comprises a stepping motor 13 fixed on the side surface of the end plate 11 and close to the bottom end, a first belt pulley 38 is fixed on the top end of an output shaft of the stepping motor 13, an installation perforation is formed in the outer wall of the drying barrel 4 below the discharging pipe 35, two mutually symmetrical annular sliding rails 36 are fixed on the outer wall of the drying barrel 4 below the installation perforation through screws, the same belt groove belt ring 37 is rotationally connected between the two annular sliding rails 36, the same conveying belt is wound between the circumferential outer wall of the belt groove belt ring 37 and the circumferential outer wall of the first belt pulley 38, a thread groove is formed in the circumferential inner wall of the belt groove belt ring 37, and a sliding adjusting barrel 24 is screwed on the circumferential inner wall of the belt groove belt ring 37; the inner diameter of the sliding adjusting barrel 24 is matched with the outer diameter of the discharging pipe 35, three lug plate slip rings 40 which are distributed in a central symmetry mode are fixed on the circumferential outer wall of the sliding adjusting barrel 24 close to the top end, vertical and mutually parallel wear-resistant rods 39 are fixed on the outer wall of the internal material barrel 5, and the wear-resistant rods 39 are in sliding connection in the lug plate slip rings 40, so that the sliding adjusting barrel 24 can vertically slide up and down; through the sliding adjusting barrel 24 which is arranged and can slide up and down, the quantity of the material which falls down once can be changed, and then the material component which comes out each time can be set.
Referring to fig. 2 and 9-10, a discharging gap 16 is formed at the lower part of the stepping motor 13 at the end part of the low platform of the shock absorption bearing frame 1, spring telescopic pipes 20 are fixed at four corners of the upper surface of the shock absorption bearing frame 1 at the discharging gap 16, two connecting plates 15 which are parallel to each other are fixed between the top ends of the four spring telescopic pipes 20 extending pipes, two discharging slide rails 14 which are opposite in opening and parallel to each other are fixed between the two ends of the two connecting plates 15, the same sliding baffle 26 is connected between the two discharging slide rails 14 in a sliding way, the upper surface of the sliding baffle 26 is attached to the bottom pipe orifice of the sliding adjustment barrel 24, and a sealing ring is arranged at the bottom pipe orifice of the sliding adjustment barrel 24; a round hole is formed in one end, far away from the vacuum pumping mechanism 8, of the sliding baffle 26, a material receiving pipe 18 is embedded at the bottom end of the round hole, and a material receiving supporting plate 17 is hinged at the bottom end of the material receiving pipe 18; an L-shaped discharging baffle plate 23 is fixed at the bottom end of one discharging sliding rail 14, a horizontal plate of the L-shaped discharging baffle plate 23 is positioned at the lower opening of the material receiving pipe 18, the L-shaped discharging baffle plate 23 is positioned under the sliding adjusting barrel 24, and a reset spring 19 is arranged between one end of the material receiving supporting plate 17, which is close to a hinge point, and the outer wall of the material receiving pipe 18; tightly propping the material receiving supporting plate 17 against the bottom end of the material receiving pipe 18; when discharging is needed, the sliding baffle 26 is pulled to the sliding adjusting barrel 24, so that the pipe orifice at the top end of the material receiving pipe 18 is in butt joint with the pipe orifice at the bottom end of the sliding adjusting barrel 24, and the materials accumulated in the sliding adjusting barrel 24 can be discharged; and then the receiving tube 18 is pushed out.
Referring to fig. 1, an installation opening is formed in the middle of the shock absorbing bearing frame 1 near the end of the sliding baffle 26, an electric telescopic rod 2 is fixed in the installation opening, a swinging spring is fixed at the end of the extending rod of the locking electric telescopic rod 2, a push rod is fixed at one end of the swinging spring far away from the electric telescopic rod 2, the end of the push rod is fixed at the end of the sliding baffle 26, and the sliding baffle 26 can still be pushed to move along the discharging sliding rail 14 when moving up and down in the whole height through the arranged swinging spring.
In the invention, an endoscope is fixed in the inner part of the inner material barrel 5 above the discharging pipe 35, and a control device 3 matched with the endoscope is arranged on the shock absorption bearing frame 1, and whether the inner part of the sliding adjustment barrel 24 after the height adjustment is filled with materials can be observed through the arranged endoscope, so that the forward rotation and the reverse rotation of the main rotating rod 22 are controlled.
In the invention, the control switches of the electric telescopic rod 2, the stepping motor 13 and the servo motor 7 are all connected with the signal input end of the control device 3 through signal wires, and the integral operation coordination is controlled through the arrangement of the control device 3.
Before use, the sliding baffle 26 in the discharging mechanism is controlled to block the pipe orifice at the bottom of the sliding adjusting barrel 24, then the material is slowly charged into the internal material barrel 5 through the two material charging pipes 10, the material charging pipe 10 is blocked after the material charging is finished, steam is controlled to enter and the servo motor 7 is started, at the moment, the main rotating rod 22 is rotated clockwise during normal drying through the scraping plate arranged at the end part of the stirring rake rod 27, and the stirring rake rod 27 can continuously stir the material to intermittently contact with the inner wall of the high-temperature internal material barrel 5; at the same time, the vacuum pumping mechanism 8 begins to pump moisture through the pumping tube 84 that extends into the inner tank 5; when the material is required to be discharged, the main rotating rod 22 is rotated anticlockwise, so that the material can be pushed to the discharge pipe 35 under the action of the scraping plate, the air extraction pipe 84 embedded in the top mounting groove does not influence the stirring of the material, and the material is prevented from being extracted as much as possible during air extraction; when the discharging pipe 35 capable of quantitatively discharging is matched, the sliding adjusting barrel 24 is controlled to extend out to a preset height, the overlapped internal volume of the two pipes is the discharging amount, the main rotating rod 22 is controlled to rotate reversely, the discharging pipe 35 can be filled, and then the material receiving pipe 18 is moved to the lower part of the sliding adjusting barrel 24 to be aligned; finally, the material receiving pipe 18 is pushed out to leak the material.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a vacuum rake dryer of ration unloading, includes whole shock attenuation frame (1) that bear of bearing of Z shape structure that is, and shock attenuation frame (1) are including a high platform and a low platform, be fixed with on the high platform of shock attenuation frame (1) with shock attenuation frame (1) extension direction unanimous dry bucket (4), and dry bucket (4) are close to low platform's one end and are fixed with end plate (11), the other end grafting of dry bucket (4) has inside material bucket (5) of eccentric setting, a serial communication port, the circumference inner wall of dry bucket (4) is fixed with steam jet pipe (29) that are the heliciform and distribute, and open one side that is kept away from of steam jet pipe (29) inner wall has the venthole that the equidistance distributes, the circumference lateral wall of inside material bucket (5) is provided with the discharge mechanism that can quantitative ejection of compact near end plate (11), and discharge mechanism includes welding inside material bucket (5) lateral wall and vertical downwardly extending's discharging pipe (35);
the circumference outer wall of the internal material barrel (5) is positioned at the two ends of the steam spray pipe (29) and is sleeved with sealing baffle rings (33), two mutually symmetrical feeding pipes (10) are arranged at one end of the internal material barrel (5) far away from the end plate (11), an opening of one end of the internal material barrel (5) close to the feeding pipes (10) is clamped with an inclined slide plate (28), a bearing seat is arranged at a pipe orifice of one end of the internal material barrel (5) close to the inclined slide plate (28), a main rotating rod (22) inserted into the internal material barrel (5) is rotationally connected with the bearing seat, turning harrow rods (27) distributed in an equidistance and staggered mode are fixed at the circumference outer wall of the main rotating rod (22), and scraping plates attached to the inner wall of the internal material barrel (5) are fixed at one end of the turning harrow rods (27) far away from the main rotating rod (22); an upward protruding mounting groove is reserved in the circumference of the inner material barrel (5), a bearing frame (25) is fixed in the middle of one end of the upper surface of the shock absorption bearing frame (1) positioned on the high platform, a vacuum air suction mechanism (8) is arranged at the top end of the bearing frame (25), and the vacuum air suction mechanism (8) comprises an air suction pipe (84) clamped in the mounting groove;
the axial lead of the internal material barrel (5) is positioned under the drying barrel (4), the internal material barrel (5) is parallel to the drying barrel (4), a plurality of heat conducting strips (34) are fixed on the circumferential outer wall of the internal material barrel (5), and the distance between one end of the heat conducting strip (34) far away from the internal material barrel (5) and the inner wall of the steam spray pipe (29) is the same, and the distance is smaller than one centimeter;
the discharging mechanism further comprises a stepping motor (13) fixed on the side surface of the end plate (11) and close to the bottom end, a belt pulley I (38) is fixed on the top end of an output shaft of the stepping motor (13), a mounting perforation is formed in the lower portion of the discharging pipe (35) on the outer wall of the drying barrel (4), two mutually symmetrical annular sliding rails (36) are fixedly arranged below the mounting perforation through screws on the outer wall of the drying barrel (4), the same belt groove belt ring (37) is rotationally connected between the two annular sliding rails (36), the same conveying belt is wound between the circumferential outer wall of the belt groove belt ring (37) and the circumferential outer wall of the belt pulley I (38), a thread groove is formed in the circumferential inner wall of the belt groove belt ring (37), and the circumferential inner wall of the belt groove belt ring (37) is in threaded connection with the sliding adjusting barrel (24); the inner diameter of the sliding adjusting barrel (24) is matched with the outer diameter of the discharging pipe (35), three lug plate slip rings (40) which are distributed in a central symmetry mode are fixed on the circumferential outer wall of the sliding adjusting barrel (24) close to the top end, vertical and parallel abrasion-resistant rods (39) are fixed on the outer wall of the inner material barrel (5), and the abrasion-resistant rods (39) are in sliding connection with the lug plate slip rings (40);
the lower platform end of the shock absorption bearing frame (1) is positioned below the stepping motor (13) and provided with a discharging gap (16), four corners of the upper surface of the shock absorption bearing frame (1) positioned at the upper surface of the discharging gap (16) are respectively fixedly provided with a spring telescopic pipe (20), two mutually parallel connecting plates (15) are fixed between the top ends of the four spring telescopic pipes (20) extending pipes, two discharging sliding rails (14) with opposite openings and mutually parallel are fixed between the two ends of the two connecting plates (15), the two discharging sliding rails (14) are connected with the same sliding baffle plate (26) in a sliding manner, the upper surface of the sliding baffle plate (26) is attached to the bottom pipe orifice of the sliding adjusting barrel (24), and a sealing ring is arranged at the bottom pipe orifice of the sliding adjusting barrel (24); a round hole is formed in one end, far away from the vacuum air suction mechanism (8), of the sliding baffle (26), a receiving pipe (18) is embedded at the bottom end of the round hole, and a receiving supporting plate (17) is hinged at the bottom end of the receiving pipe (18); and the bottom end of one of the discharging slide rails (14) is fixedly provided with an L-shaped discharging baffle (23), a horizontal plate of the L-shaped discharging baffle (23) is positioned at the lower opening of the material receiving pipe (18), the L-shaped discharging baffle (23) is positioned under the sliding adjusting barrel (24), and a reset spring (19) is arranged between one end, close to a hinge point, of the material receiving support plate (17) and the outer wall of the material receiving pipe (18).
2. The quantitative discharging vacuum rake dryer according to claim 1, wherein an insulation layer is arranged between the circumferential inner wall of the drying barrel (4) and the inner wall of the steam spray pipe (29), one end of the inner material barrel (5) close to the end plate (11) and the end plate (11) are provided with observation windows (12), and double-side heat insulation glass is embedded in the observation windows (12).
3. The quantitative discharging vacuum rake dryer according to claim 2, characterized in that the upper surface of the shock absorption bearing frame (1) is fixed with a servo motor (7) near the side surface of the bearing frame (25), the top end of an output shaft of the servo motor (7) is fixed with a driving pulley (30), the top end of the bearing frame (25) is fixed with a driven pulley (31) in transmission connection with the driving pulley (30), the side surface of the driven pulley (31) is fixed with a movable shaft near the circumferential edge, the movable shaft is sleeved with a connecting rod, the top end of the bearing frame (25) is also fixed with a piston barrel (81) with a downward opening integrally in a barrel structure, the interior of the piston barrel (81) is connected with a horizontally arranged piston plate in a sliding manner, and the top end of the connecting rod is hinged to the lower surface of the piston plate; two communicating pipes (85) are inserted at the top end of the piston barrel (81), the top end of one communicating pipe (85) is communicated with the exhaust pipe (84), the top end of the other communicating pipe (85) is communicated with the exhaust pipe (82), and unidirectional air valves (83) with opposite directions are respectively arranged in the two communicating pipes (85); the unidirectional air valve (83) comprises a fixed box, a sealing baffle (87) is hinged at the pipe orifice of the inner wall of the fixed box, which is close to the communicating pipe (85), and a compression spring (86) is arranged between the other end of the sealing baffle (87) and the inner wall of the fixed box.
4. A quantitative discharging vacuum rake dryer according to claim 3, characterized in that the upper surface of the shock absorbing bearing frame (1) is provided with two shaft brackets (6) at the end part of the motor output shaft, the two shaft brackets (6) are rotatably connected with the same transmission rod (21), and the end part of the transmission rod (21) is connected with the output shaft of the servo motor (7) through a coupling; a driving gear (32) which is meshed with the driven gear (9) is connected with the middle of the transmission rod (21) and is positioned below the driven gear (9), and the diameter of the driven gear (9) is ten to twenty times of that of the driving gear (32).
5. The quantitative discharging vacuum rake dryer according to claim 1, wherein the middle part of the shock absorption bearing frame (1) is provided with a mounting opening near the end part of the sliding baffle plate (26), an electric telescopic rod (2) is fixed in the mounting opening, the end part of the electric telescopic rod (2) is locked, a swinging spring is fixed at the end part of the electric telescopic rod, a push rod is fixed at the end part of the swinging spring far away from the electric telescopic rod (2), and the end part of the push rod is fixed at the end part of the sliding baffle plate (26).
6. The quantitative discharging vacuum rake dryer according to claim 5, wherein an endoscope is fixed above the discharging pipe (35) in the interior of the inner material barrel (5), and a control device (3) matched with the endoscope is arranged on the damping bearing frame (1); the control switches of the electric telescopic rod (2), the stepping motor (13) and the servo motor (7) are connected with the signal input end of the control equipment (3) through signal lines.
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| CN202310731339.8A CN116465158B (en) | 2023-06-20 | 2023-06-20 | Vacuum rake dryer capable of quantitatively discharging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310731339.8A CN116465158B (en) | 2023-06-20 | 2023-06-20 | Vacuum rake dryer capable of quantitatively discharging |
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| CN116465158B true CN116465158B (en) | 2023-09-05 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206001836U (en) * | 2016-07-14 | 2017-03-08 | 郑世浦 | A kind of novel evacuated rake material drier |
| CN206867742U (en) * | 2017-06-30 | 2018-01-12 | 河南森源本草天然产物股份有限公司 | Vacuum rake dryer |
| CN213713819U (en) * | 2020-11-05 | 2021-07-16 | 常州市苏力干燥设备有限公司 | Anti-blocking vacuum rake dryer |
| CN213931718U (en) * | 2020-11-25 | 2021-08-10 | 常州鸿石干燥科技有限公司 | Vacuum rake dryer |
| CN214065451U (en) * | 2020-12-31 | 2021-08-27 | 淮安兄弟生物科技有限公司 | Vacuum rake dryer |
| CN218955431U (en) * | 2022-11-21 | 2023-05-02 | 康龙化成(天津)药物制备技术有限公司 | Rake type dryer convenient for feeding |
-
2023
- 2023-06-20 CN CN202310731339.8A patent/CN116465158B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206001836U (en) * | 2016-07-14 | 2017-03-08 | 郑世浦 | A kind of novel evacuated rake material drier |
| CN206867742U (en) * | 2017-06-30 | 2018-01-12 | 河南森源本草天然产物股份有限公司 | Vacuum rake dryer |
| CN213713819U (en) * | 2020-11-05 | 2021-07-16 | 常州市苏力干燥设备有限公司 | Anti-blocking vacuum rake dryer |
| CN213931718U (en) * | 2020-11-25 | 2021-08-10 | 常州鸿石干燥科技有限公司 | Vacuum rake dryer |
| CN214065451U (en) * | 2020-12-31 | 2021-08-27 | 淮安兄弟生物科技有限公司 | Vacuum rake dryer |
| CN218955431U (en) * | 2022-11-21 | 2023-05-02 | 康龙化成(天津)药物制备技术有限公司 | Rake type dryer convenient for feeding |
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