CN221246050U - Biofuel particle screening device - Google Patents

Abstract

The utility model relates to a biofuel particle screening device, which comprises a vibration base and a box body, wherein the box body is arranged at the top end of the vibration base, a working cavity is arranged in the box body, a high-efficiency screening mechanism, a screen blocking prevention mechanism and a high-efficiency feeding mechanism are respectively arranged at the top of the working cavity, the bottom of the working cavity and the top end of the box body, the high-efficiency screening mechanism comprises a lifting electric cylinder, a buffer plate, a vibration motor, a rotating shaft, two groups of screens, two groups of rubber scrapers and two groups of discharging pipes, the high-efficiency screening mechanism is designed, when the biofuel particle screening device is used, the vibration motor and the rotating motor can be started to output firstly, the vibration motor can drive the rotating motor to vibrate up and down, the buffer plate can effectively reduce vibration transmission between the vibration motor and the lifting electric cylinder, and the rotating motor output can drive the rotating shaft and the two groups of screens to synchronously rotate, and at the moment, raw materials can be added into the working cavity through the top end of the box body.

Description

Biofuel particle screening device

Technical Field

The utility model relates to the technical field of biofuel particle processing, in particular to a biofuel particle screening device.

Background

Biofuel is generally referred to as solid, liquid or gas fuel composed of or extracted from biomass, and can replace gasoline and diesel oil prepared from petroleum, and is an important direction for the development and utilization of renewable energy sources. The solid biofuel is granulated after the pulverization process, and in order to ensure the pulverization quality of the biofuel, it is necessary to use a sieving device to sieve the biofuel particles, thereby ensuring that the pulverized particle diameters of the biofuel particles are uniform. When the existing screening device is used, particles are continuously added into the rotary vibrating screen, and then the particles with corresponding particle sizes fall onto the corresponding screen through the vibrating action of the rotary vibrating screen, so that multi-level screening of biofuel particles is realized, and screening efficiency is improved. The utility model provides a screening plant, it is in the use at current screening plant discovery, current whirl shakes the sieve and rotates speed when using slower, the condition that the granule can often appear concentrating on screen cloth middle part because centrifugal force is less, need the manual work often to concentrate on the granule at screen cloth middle part and dial outward, thereby ensure that all granule can be through screening back ejection of compact again, secondly, current whirl shakes the sieve and can often appear the condition that big granule blocks up the screen cloth when using, thereby influence whirl shakes the sieve to the screening efficiency of granule, secondly, current biofuel granule exists the very small granule of particle diameter when smashing, this just causes the condition that can appear the raise dust when the manual work carries out the feeding, thereby influence screening operational environment, still can reduce the whole quality after the granule screening to a certain extent, thereby lead to the practicality relatively poor.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model provides a biofuel particle screening device, which aims to solve the technical problems that particles are concentrated in the middle of a screen for screening conveniently, the screen is easily blocked by the particles, and dust is generated in manual feeding in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a biofuel granule screening plant, includes vibration base and box, and the box is installed on vibration base's top, and the inside of box is provided with the working chamber, the top of working chamber, the bottom of working chamber and the top of box are provided with high-efficient screening mechanism, screen cloth anti-blocking mechanism and high-efficient feeding mechanism respectively, high-efficient screening mechanism includes lift jar, buffer plate, vibrating motor, rotating electrical machines, pivot, two sets of screen cloth, two sets of rubber scrapers and three discharging pipes of group, and lift jar is installed at vibration base's top middle part, and the buffer plate is installed at the output of lift jar, and vibrating motor installs in the top middle part of buffer plate, and rotating electrical machines installs on vibrating motor's top, and the bottom middle part of working chamber is provided with the rotation hole, and the bottom of pivot and rotating electrical machines's output is connected, and two sets of screen cloth fixed suit are respectively at the top and the middle part of pivot, and two sets of rubber scrapers are installed at the top and the middle part of working chamber right-hand member respectively, and the input of three sets of discharging pipes communicate with the top, middle part and the bottom of working chamber right-hand member respectively.

Preferably, the screen anti-blocking mechanism comprises two groups of air spraying rings, two groups of air inlet pipes and two groups of pulse valves, round holes are formed in the middle and bottom of the left end of the working cavity, the left ends of the two groups of air spraying rings are respectively connected with the middle and bottom of the left end of the working cavity, the input ends of the two groups of air spraying rings are respectively communicated with the right ends of the two groups of round holes, the output ends of the two groups of air inlet pipes are respectively communicated with the left ends of the two groups of round holes, the two groups of pulse valves are respectively arranged at the input ends of the two groups of air inlet pipes, intermittent pulse type air spraying can be carried out on particles blocking screen holes more conveniently and efficiently through the setting of the screen anti-blocking mechanism, the blocking particles are forcibly blown out of the screen holes, and therefore screening effects of the screen are further ensured.

In the further preferred, high-efficient feeding mechanism includes vacuum feeder, inlet pipe and unloading ring, vacuum feeder installs in the top middle part of box, vacuum feeder's output and the top middle part intercommunication of working chamber, the unloading ring is installed in the top middle part of working chamber and the defeated like end of unloading ring communicates with vacuum feeder's output, the output of inlet pipe and vacuum feeder's input intercommunication, high-efficient feeding mechanism's setting can be more convenient efficient to the granule automatically added to the working chamber of box, and ensure the granule evenly spill the top of upside screen cloth to carry out quick screening to the granule, further improve screening effect.

In a further preferred embodiment, four groups of wheels are uniformly arranged at the bottom end of the vibration base, and the wheels are arranged to move the screening device more conveniently and efficiently.

In a further preferred embodiment, the inner top ends of the plurality of groups of nozzles at the top ends of the two groups of air injection rings are respectively provided with three groups of elastic membrane flaps, and the elastic membrane flaps can be used for blocking the nozzles when the air injection rings do not inject air, so that particles are prevented from falling into the nozzles.

In a further preferred embodiment, the inlet end of the feeding pipe is provided with a filter screen, and the filter screen is arranged to filter the raw material particles when the feeding pipe sucks and feeds the particles, so that the agglomerated particles are prevented from entering the working cavity.

In a further preferred embodiment, the left end of the input end of the feeding pipe is provided with a handle, and the handle is arranged to more conveniently and efficiently take, place and operate the feeding pipe.

Compared with the prior art, the utility model provides a biofuel particle screening device, which has the following beneficial effects:

The design of the high-efficiency screening mechanism can firstly start the vibration motor and the output of the rotation motor when the biofuel particle screening device is used, the vibration motor can drive the rotation motor to vibrate up and down, the buffer plate can effectively reduce the vibration transmission between the vibration motor and the lifting electric cylinder, the output of the rotation motor can drive the rotating shaft and two groups of screens to synchronously rotate, at the moment, raw materials can be added into the working cavity through the top end of the box body, after the raw material particles fall to the top end of the upper screen, the particles are screened under the vibration and rotation action of the upper screen, large particles stay at the top end of the upper screen, small particles fall to the top end of the lower screen, the small particles stay at the top end of the lower screen under the vibration and rotation action of the lower screen, the small particles fall to the top end of the working cavity, and in the working process of the two groups of screens, particles are easy to accumulate in the middle parts of the top ends of the two groups of screens, at the moment, the lifting cylinder can be operated to output and drive the buffer plate to lift, so that the two groups of screens are driven to lift to the top ends of the two groups of screens to be respectively contacted with the bottom ends of the two groups of rubber scrapers, and the particles accumulated in the middle parts of the top ends of the two groups of screens are poked to the outer sides of the top ends of the screens through the two groups of rubber scrapers under the rotation action of the two groups of screens, so that the particles are continuously screened through the screens, the lifting cylinder is operated to retract to an initial position after the poking is finished, the particles with corresponding particle diameters which are stopped at the two groups of screens and fall at the bottom ends of the working cavity are continuously moved to the side walls of the working cavity under the rotation action of the vibrating motor and the two groups of screens and are discharged through the three groups of discharging pipes, at the moment, the particles with different particle diameters can be respectively collected, the screening of biofuel particles is finished, can be more convenient high-efficient carry out high-efficient screening to biofuel granule, and can effectively prevent that the granule from gathering in the top middle part of two sets of screen cloth to improve the screening effect of granule.

The utility model provides a screen cloth anti-blocking mechanism design, in the continuous screening process to granule of two sets of screens, individual particle diameter's granule is easy to block up in the multiunit sieve mesh of two sets of screens, thereby influence the screening effect of two sets of screens, can be at the dead time of screening processing this moment, open two sets of pulse valves, thereby fill intake pipe and jet-propelled intra-annular with external compressed air pulse, thereby spout through the multiunit nozzle of jet-propelled intra-annular, carry out pulsed high pressure jet to the granule in two sets of screen meshes through multiunit nozzle, thereby blow out the sieve mesh with the granule that blocks up, and make the granule slide along with pivoted two sets of screens on the lateral wall of working chamber under continuous blowing effect, and discharge through two sets of discharging pipes of upside, thereby prevent that the screen cloth from blockking up seriously influence screening effect, through the device, can be more convenient high-efficient carry out high pressure pulse jet-propelled to the granule that blocks up in the screen mesh, thereby ensure the screening effect of screen cloth.

The utility model provides a high-efficient feeding mechanism design, when needs add the granule in the working chamber, can insert the granule that needs the material loading earlier with the input of inlet pipe in, then open vacuum feeder output and carry out the evacuation to the inlet pipe, in the vacuum effect of inlet pipe will make the granule enter into inlet pipe, vacuum feeder and unloading intra-annular, the granule then can continue to carry out even unloading through the multiunit feed opening of unloading ring bottom, thereby spill the top of upside screen cloth with granule even, through the device, can more convenient efficient carry out the material loading to the granule, and can make the more even top of spilling the upside screen cloth of granule through the setting of unloading ring, further improve screening effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall front half cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of the overall left half cross-sectional structure of the present utility model;

FIG. 4 is a schematic view of a bottom view of the spindle according to the present utility model;

fig. 5 is a schematic top view of a jet ring according to the present utility model.

In the figure: 1. a vibration base; 2. a case; 3. a working chamber; 4. lifting electric cylinders; 5. a buffer plate; 6. a vibration motor; 7. a rotating electric machine; 8. a rotating shaft; 9. a screen; 10. a rubber scraper; 11. a discharge pipe; 12. a gas spraying ring; 13. an air inlet pipe; 14. a pulse valve; 15. a vacuum feeder; 16. a feed pipe; 17. a blanking ring; 18. a wheel; 19. an elastic membrane flap; 20. a filter screen; 21. a handle.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

Referring to fig. 1-5, a biofuel particle screening device comprises a vibration base 1 and a box body 2, wherein the box body 2 is arranged at the top end of the vibration base 1, a working cavity 3 is arranged in the box body 2, a high-efficiency screening mechanism, a screen blocking prevention mechanism and a high-efficiency feeding mechanism are respectively arranged at the top of the working cavity 3, the bottom of the working cavity 3 and the top end of the box body 2, the high-efficiency screening mechanism comprises an elevating cylinder 4, a buffer plate 5, a vibration motor 6, a rotating motor 7, a rotating shaft 8, two groups of screens 9, two groups of rubber scrapers 10 and three groups of discharging pipes 11, the elevating cylinder 4 is arranged at the middle part of the top end of the vibration base 1, the buffer plate 5 is arranged at the output end of the elevating cylinder 4, the vibration motor 6 is arranged at the middle part of the top end of the buffer plate 5, the rotating motor 7 is arranged at the top end of the vibration motor 6, a rotating hole is arranged at the middle part of the bottom end of the working cavity 3, the rotating shaft 8 is in sliding connection with the rotating hole, the bottom end of the rotating shaft 8 is connected with the output end of the rotating motor 7, the two groups of screens 9 are respectively fixedly sleeved at the top and middle parts of 8, the two groups of rubber scrapers 10 are respectively arranged at the top and middle parts of the working cavity 3 and the top and the right end and the middle part of the middle part 3 are respectively connected with the top and the middle part of the middle part and the right end and is respectively; when the biofuel particle screening device is used, the vibrating motor 6 and the rotating motor 7 can be started to output, the vibrating motor 6 can drive the rotating motor 7 to vibrate up and down, the buffer plate 5 can effectively reduce vibration transmission between the vibrating motor 6 and the lifting electric cylinder 4, the rotating motor 7 output can drive the rotating shaft 8 and the two groups of screens 9 to synchronously rotate, at the moment, raw materials can be added into the working cavity 3 through the top end of the box body 2, after the raw material particles fall to the top end of the upper screen 9, the particles are screened under the vibration and rotation action of the upper screen 9, large particles stay at the top end of the upper screen 9, small particles stay at the top end of the lower screen 9 under the vibration and rotation action of the lower screen 9, and smaller particles fall to the top end of the working cavity 3, in the working process of the two groups of screens 9, particles are easy to accumulate in the middle parts of the top ends of the two groups of screens 9, at the moment, the lifting cylinder 4 can be operated to output to drive the buffer plate 5 to lift, so that the two groups of screens 9 are driven to lift to the top ends of the two groups of screens 9 to be respectively contacted with the bottom ends of the two groups of rubber scrapers 10, the particles accumulated in the middle parts of the top ends of the two groups of screens 9 are stirred to the outer sides of the top ends of the screens 9 under the rotation action of the two groups of screens 9 through the two groups of rubber scrapers 10, so that the particles are continuously sieved through the screens 9, the lifting cylinder 4 is operated to retract to an initial position after the stirring is finished, the particles with corresponding particle diameters which are stopped at the two groups of screens 9 and fall into the bottom end of the working cavity 3 can be continuously moved to the side wall of the working cavity 3 under the rotation action of the vibrating motor 6 and discharged through the three groups of discharge pipes 11, at the moment, the particles with different particle diameters can be respectively collected, the screening to biofuel granule is accomplished, through the device, can be more convenient high-efficient carry out high-efficient screening to biofuel granule, and can effectively prevent that the granule from gathering in the top middle part of two sets of screen cloth 9 to improve the screening effect of granule.

Example 2:

Referring to fig. 1-5, in the process of continuously screening particles by two groups of screens 9, particles with individual particle diameters are easy to block in multiple groups of screen holes of the two groups of screens 9, so that the screening effect of the two groups of screens 9 is affected, at this time, two groups of pulse valves 14 can be opened during the shutdown time of screening processing, so that external compressed air is pulsed into an air inlet pipe 13 and an air injection ring 12, and then the particles in the screen holes of the two groups of screens 9 are sprayed out through multiple groups of nozzles of the air injection ring 12, so that the blocked particles are blown out of the screen holes, and the particles slide onto the side wall of the working cavity 3 along with the rotating two groups of screens 9 under the continuous blowing action, and are discharged through two groups of discharge pipes 11 on the upper side, so that the blocking of the screens 9 is prevented from seriously affecting the screening effect, and by the device, the high-pressure pulse is more convenient and efficient to perform the high-pressure pulse on the blocked particles in the screen holes of the screens 9, so that the smoothness of the screen holes of the screens 9 is ensured.

Example 3:

Referring to fig. 1-5, on the basis of embodiment 2, when particles need to be added into the working cavity 3, the input end of the feeding pipe 16 can be inserted into the particles needing to be fed, then the vacuum feeding machine 15 is started to output the particles to vacuumize the feeding pipe 16, the particles can enter the feeding pipe 16, the vacuum feeding machine 15 and the blanking ring 17 under the vacuum action of the feeding pipe 16, and the particles can continuously uniformly feed through a plurality of groups of blanking openings at the bottom end of the blanking ring 17, so that the particles are uniformly scattered on the top end of the upper screen 9.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a biofuel particle screening plant, includes vibration base (1) and box (2), and the top at vibration base (1) is installed in box (2), and the inside of box (2) is provided with working chamber (3), its characterized in that: the utility model provides a high-efficient screening mechanism, screen cloth anti-blocking mechanism and high-efficient feeding mechanism are provided with respectively on the top of working chamber (3), the bottom of working chamber (3) and the top of box (2), high-efficient screening mechanism includes lift jar (4), buffer board (5), vibrating motor (6), rotating electrical machines (7), pivot (8), two sets of screen cloth (9), two sets of rubber scraper blade (10) and three discharging pipe (11) of group, the top middle part at vibrating base (1) is installed in lift jar (4), the output at lift jar (4) is installed in buffer board (5), the top middle part at buffer board (5) is installed in vibrating motor (6), the bottom middle part at vibrating motor (6) is provided with the rotation hole, the bottom and the output of rotating electrical machines (7) of pivot (8) are connected, two sets of screen cloth (9) are fixed respectively at the top and the middle part of pivot (8), two sets of rubber scraper blade (10) are installed at the top of three top and the middle part of the top of the middle part of the cavity (3) and the top of the right side of the cavity (3) respectively, the top of the middle part of the cavity (3) is connected with the top of the middle part of the cavity (7), the top of the cavity (3) is connected with the top of the cavity respectively.

2. A biofuel particle screening device as claimed in claim 1, wherein: the screen anti-blocking mechanism comprises two groups of air injection rings (12), two groups of air inlet pipes (13) and two groups of pulse valves (14), round holes are formed in the middle and bottom of the left end of the working cavity (3), the left ends of the two groups of air injection rings (12) are respectively connected with the middle and bottom of the left end of the working cavity (3), the input ends of the two groups of air injection rings (12) are respectively communicated with the right ends of the two groups of round holes, the output ends of the two groups of air inlet pipes (13) are respectively communicated with the left ends of the two groups of round holes, and the two groups of pulse valves (14) are respectively arranged at the input ends of the two groups of air inlet pipes (13).

3. A biofuel particle screening device as claimed in claim 1, wherein: the efficient feeding mechanism comprises a vacuum feeding machine (15), a feeding pipe (16) and a discharging ring (17), wherein the vacuum feeding machine (15) is installed at the middle of the top end of the box body (2), the output end of the vacuum feeding machine (15) is communicated with the middle of the top end of the working cavity (3), the discharging ring (17) is installed at the middle of the top end of the working cavity (3) and the output end of the discharging ring (17) is communicated with the output end of the vacuum feeding machine (15), and the output end of the feeding pipe (16) is communicated with the input end of the vacuum feeding machine (15).

4. A biofuel particle screening device as claimed in claim 1, wherein: four groups of wheels (18) are uniformly arranged at the bottom end of the vibration base (1).

5. A biofuel particle screening device as claimed in claim 2, wherein: three groups of elastic membrane flaps (19) are arranged at the inner top ends of the plurality of groups of nozzles at the top ends of the two groups of air injection rings (12).

6. A biofuel particle screening device as claimed in claim 3, wherein: the input end of the feeding pipe (16) is provided with a filter screen (20).

7. A biofuel particle screening device as claimed in claim 3, wherein: the left end of the input end of the feed pipe (16) is provided with a handle (21).