CN214022010U - Large-processing-quantity environment-friendly dust removal winnowing machine - Google Patents

Abstract

The utility model relates to an environment-friendly dedusting winnowing machine with large processing amount, which comprises a frame, a negative pressure winnowing ratio weight machine arranged on the frame, a grading sieve communicated with a good material outlet of the negative pressure winnowing ratio weight machine, a spiral deduster communicated with the negative pressure winnowing ratio weight machine through an air pipe and a pulse deduster communicated with an air outlet of the spiral deduster; the utility model discloses with pulse dust collector, spiral dust remover, classifying screen and proportion air separator organic integration on an equipment, can effectively guarantee the selection by winnowing cleanliness index when the large output, and solved the granule problem of leaking when containing the granule more in the raw materials, improved the performance that equipment overall separation collected impurity.

Description

Large-processing-quantity environment-friendly dust removal winnowing machine

Technical Field

The utility model relates to a big processing volume environmental protection dust removal air separator.

Background

When the traditional air-screen cleaning and sorting machine is used for processing raw materials, the yield is small, a pulse dust collector, a spiral dust collector and a classifying screen are not integrated on one device, only two functions of air separation and classification are realized, and heavy and light impurities cannot be well removed. The requirement on environmental protection in the market is higher and higher, and clean production and efficient dust removal are urgent processing requirements of clients in the market. In this market context, conventional wind screening devices have been unable to meet market customer needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a grain cleanliness factor requirement and can satisfy the environmental protection requirement when big processing volume production is guaranteed to provide a big processing volume environmental protection dust removal air separator.

The utility model adopts the technical proposal that: the environment-friendly dedusting air separator with large processing amount comprises a rack, a negative pressure air separation gravity separator arranged on the rack, a classifying screen communicated with a good material outlet of the negative pressure air separation gravity separator, a spiral dust remover communicated with the negative pressure air separation gravity separator through an air pipe, and a pulse dust remover communicated with an air outlet of the spiral dust remover.

Furthermore, pulse dust collector includes the box and sets up the division board in the box, the division board separates into filter chamber and clean room with the box internal portion, is equipped with the pulse filter core in the filter chamber open on the lateral wall of box has the mounting hole, has the mounting panel through the bolt fastening on the mounting hole, is equipped with a plurality of pulse filter core on every mounting panel.

Furthermore, a dust collecting chamber is arranged below the filtering chamber, and an exhaust fan is arranged at the bottom of the cleaning chamber.

Further, negative pressure selection by winnowing proportion is heavy machine includes the proportion platform, sets up the negative pressure cover of induced drafting in proportion platform top and sets up the feeding fill in the raw materials entrance that the cover was induced drafted in the negative pressure the top that just is located the proportion platform in the cover that induced drafts is equipped with air ducting, is connected with drive arrangement on the proportion platform, the negative pressure cover that induced drafts communicates with the tuber pipe.

Furthermore, the air guiding device comprises a first air guiding plate arranged above one side of the upper discharging end of the gravity table and a second air guiding plate arranged above one side of the lower discharging end of the gravity table, the first air guiding plate is fixedly arranged on the inner side of the negative pressure air suction cover, the second air guiding plate is a folded plate, and the upper end of the second air guiding plate corresponds to the bottom of an air outlet of the negative pressure air suction cover.

Furthermore, a plurality of first air deflectors are arranged in parallel and incline towards the inner side, an air guide baffle is arranged at the lower end of one side, close to the inner side, of each first air deflector, the distances between the bottoms of the plurality of first air deflectors and the table top of the specific gravity table are equal, and two surfaces, facing the specific gravity table, of the second air deflectors are arranged in an obtuse angle.

Furthermore, the specific weight platform comprises a frame body and a screen surface arranged in the frame body through a clamping mechanism, wherein the clamping mechanism comprises a supporting plate arranged on the inner side wall of the frame body, a pressing strip positioned above the supporting plate, a bolt penetrating through the pressing strip and a plum blossom handle matched with the bolt; the top surface of the pressing strip is an inclined plane, the bottom surface of the pressing strip is a plane, the screen surface is placed on the supporting plate and pressed by the bottom surface of the pressing strip, and a pressing strip supporting plate matched with the top surface of the pressing strip is arranged on the inner side wall of the frame body and above the pressing strip.

Furthermore, a guide plate is arranged at the rear end of the screen surface of the specific weight table, light impurity outlet adjusting plates are arranged on two sides of the guide plate, and the opening of the light impurity outlet adjusting plates is controlled by an air valve actuator.

Further, the reel of the specific weight platform comprises an outer frame, and longitudinal round steel and a transverse square pipe which are arranged on the inner side of the outer frame, wherein the longitudinal round steel and the transverse square pipe are arranged in a crossed manner.

Furthermore, the bottom of the spiral dust collector is provided with a trash discharging packing auger which is arranged below the frame bottom frame.

The utility model discloses an actively the effect does: the utility model discloses with pulse dust collector, spiral dust remover, classifying screen and proportion air separator organic integration on an equipment, can effectively guarantee the selection by winnowing cleanliness index when the large output, and solved the granule problem of leaking when containing the granule more in the raw materials, improved the performance that equipment overall separation collected impurity.

The utility model discloses structural configuration is compact, and area is little, and the discharge gate height is high, is convenient for use with other equipment coordination.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the pulse dust collector of the present invention;

FIG. 4 is a schematic sectional view of the pulse dust collector of the present invention;

FIG. 5 is a schematic structural view of the gravity separator of the present invention;

fig. 6 is a schematic structural view of the air guiding device of the present invention;

FIG. 7 is a schematic view of the bulk cargo device of the present invention;

FIG. 8 is a schematic structural view of the weight table of the present invention;

fig. 9 is a schematic structural view of the clamping device of the present invention;

FIG. 10 is a schematic view of the structure of the screen frame of the present invention;

fig. 11 is a schematic structural view of the air valve actuator of the present invention.

Detailed Description

As shown in the attached drawings 1 and 2, the utility model discloses a frame 6, install negative pressure selection by winnowing than heavy machine 1 in frame 6 upper end, set up in negative pressure selection by winnowing than heavy machine 1 below and rather than the classifying screen 5 of good material export intercommunication, set up in classifying screen 5 below and with negative pressure wind selection than heavy machine 1 through the spiral dust remover 3 of tuber pipe 4 intercommunication and set up in one side of spiral dust remover 3 and rather than the pulse dust remover 2 of air outlet intercommunication, classifying screen 5, spiral dust remover 3, pulse dust remover 2 are all installed in frame 6, through reasonable arranging for its structural configuration is compact, and area is extremely less, and the discharge gate height is high, is convenient for use with other equipment are supporting.

As shown in fig. 3 and 4, the pulse dust collector 2 includes a box 201 and a partition plate 205 disposed in the box 201, the partition plate 205 is vertically disposed to divide the space in the box 201 into two parts, the left side is a filter chamber, the right side is a cleaning chamber, an air inlet 202 and an air outlet are disposed on the side wall of the filter chamber, air discharged from the air outlet of the spiral dust collector 3 enters the pulse dust collector 2, dust in the air is removed under the action of the pulse dust collector 2, and the discharged air meets the environmental protection standard.

The side wall of one side of the filter chamber is provided with a mounting hole, mounting plates 203 are mounted on the mounting hole through bolts, each mounting plate 203 is provided with 3 pulse filter elements 204, the pulse filter elements 204 are obliquely arranged in the filter chamber, one end of each pulse filter element is fixed on the mounting plate 203, and the other end of each pulse filter element is connected with a partition plate 205. The cleaning chamber is internally provided with a pulse air blowing port 206 corresponding to the pulse filter element 204, the bottom of the cleaning chamber is provided with an exhaust fan 207, and the exhaust fan 207 and the box body 201 adopt an integrated structure, so that the cleaning chamber is more compact. At the bottom of the filter chamber is a dust chamber 208. The pulse filter elements 204 are installed in place by the detachable installation plate 203, so that the number of the pulse filter elements is increased under the condition that the volume of the pulse dust collector 2 is not changed, the ventilation volume is large, and the problem that the ventilation volume is small when the volume is small is solved. The pulse dust collector 2 has a more compact overall structure and a small volume, and is convenient to be matched with other equipment for use.

As shown in fig. 5-7, the negative pressure air-selecting gravity machine 1 of the present invention comprises a gravity table 102, a negative pressure air suction hood disposed above the gravity table 102, and a feeding hopper 103 disposed at a raw material inlet 105 of the negative pressure air suction hood 101, wherein the gravity table 102 is connected to a driving device. The utility model discloses existing proportion selects the function and also has the wind to select the function, and proportion platform 102 both can play the bulk grain effect and the comprehensive action of accessible wind and vibration makes good material and the light miscellaneous separation of heavy matter in the material, can effectively get rid of the light skin of dust and the light miscellaneous of heavy matter, strengthens the utilization ratio of wind on original basis, has realized the light miscellaneous quick return separation in material top layer.

An air guide device is arranged in the negative pressure air suction hood 101 and above the specific weight platform 102, and the air guide device can be divided into two parts, wherein one part is a first air guide plate 108 positioned above the upper discharging end (namely a good material outlet) of the specific weight platform 102, and the other part is a second air guide plate 107 positioned above the lower discharging end (namely a mildewed grain outlet) of the specific weight platform 102. The first air deflectors 108 are fixedly installed in the negative pressure air suction hood 101 and are inclined towards the inner side (namely the middle direction) of the specific gravity table 102, a plurality of first air deflectors 108 are arranged in parallel, an air guide baffle 109 is arranged at the lower end of the inner side of each first air deflector 108, and the bottom edges of the plurality of first air deflectors 108 are equal to the table top distance of the specific gravity table 102. In the present embodiment, there are 4 sets of the first wind deflectors 108. The first air deflector 108 can make the material surface layer of the gravity table form backflow airflow, accelerate the light impurity of the surface layer to move to the low end, and improve the separation efficiency. The principle is that the clearance between the negative pressure air suction cover 101 and the material surface layer can be reduced by adding the first air deflector, the air speed of the material surface layer is increased under the condition that the total air quantity is not changed, and the air direction points to the lower end of the specific gravity table, so that the light impurities are enabled to flow back quickly.

The second air guiding plate 107 is formed by two angularly arranged structural plates into a shape of a folded plate, the two structural plates are arranged in an obtuse angle towards the surface of the specific gravity table 102, the upper end of the structural plate positioned above corresponds to the bottom end of the air outlet of the negative pressure air suction cover 101, and the structural plate positioned below inclines towards the inner side (i.e. the middle direction) of the specific gravity table 102. The second air deflector 107 can obviously improve the wind speed at the position, and improves the winnowing efficiency.

As a further improvement of the utility model, raw materials entry 105 is vertical setting, and its bottom is the inclined plane, is equipped with the raw materials export in one side on inclined plane, is equipped with sealed apron 110 in the hinge of raw materials exit, because the dead weight of sealed apron 110, under natural state, sealed apron 110 and raw materials export contact form the structure of lock. Preferably, the illustrated sealing cap 110 includes a cap body 1001 and a barrier 1002 disposed on both left and right sides of the cap body 1001. When the cover plate body 1001 is in contact with the raw material outlet, the baffles 1002 at the left and right sides thereof are in contact with the left and right sides of the raw material outlet. When material enters from the raw material inlet 105, the sealing cover plate 110 needs to be pushed open by the gravity of the raw material to fall onto the specific weight table 102, and when the sealing cover plate 110 is opened, the baffles 1002 on the two sides can still keep contact with the two sides of the raw material outlet. Through increasing the gland plate 110 in the raw materials exit of raw materials entry 105, only just can open when the feeding, for traditional horizontal sealing cover plate structure, solved pan feeding in-process problem of leaking out, promote and close the wind effect, improved the wind utilization ratio of horizontal wind sieve.

As the utility model discloses a further improvement is equipped with bulk cargo board 106 in raw materials inlet 105's below, bulk cargo board 106 and negative pressure suction hood 101 pass through bolt or screw can dismantle the connection, when the wearing and tearing need change appear in bulk cargo board 106, can in time change, and simple and convenient.

The bulk material plate 106 comprises a second bulk material plate 1602, a first bulk material plate 1601 and a third bulk material plate 1603 which are arranged on the left side and the right side of the second bulk material plate 1602 respectively, the first bulk material plate 1601 and the third bulk material plate 1603 incline downwards gradually, and the second bulk material plate 1602 is located right below the raw material inlet 105. First bulk cargo board 1601, second bulk cargo board 1602, third bulk cargo board 1603 forms approximate arch, and all be equipped with first baffle 1604 in first bulk cargo board 1601, second bulk cargo board 1602, one side that third bulk cargo board 1603 is close to raw materials entry 105, one side of keeping away from raw materials entry 105 and the eminence end that is located first bulk cargo board 1601 and third bulk cargo board 1603 is equipped with second baffle 1605, one side of keeping away from raw materials entry 105 at second bulk cargo board 1602 also is equipped with second baffle 1605, unique bulk cargo board structure both can play the bulk cargo effect and also can be with even the divideing into two parts of material, help the proportion mesa to form the passageway of three times of backward flow, the backward flow of light miscellaneous in the middle of the proportion mesa of acceleration.

As shown in fig. 8 and 9, the specific gravity table 102 of the present invention includes a frame 1021 and a screen surface 1022 disposed in the frame 1021 by a plurality of clamping mechanisms uniformly disposed on side plates on both sides of the frame 1021.

The clamping mechanism comprises a supporting plate 1029 arranged on the inner wall of the side plate, a pressing strip 1026 located above the supporting plate 1029, a bolt 1028 penetrating in the pressing strip 1026 and a plum blossom handle 1027 matched with the bolt 1028, wherein one end of the bolt 1028 penetrates through the side plate, the plum blossom handle 1027 is located on the outer side of the side plate, the bolt 1028 is tightened by screwing the plum blossom handle 1027, and the pressing strip 1026 is fixed on the inner side wall of the side plate. The top surface of the pressing strip 1026 is an inclined surface, the bottom surface is a plane, a pressing strip supporting plate 1025 is arranged above the pressing strip 1026 and fixed on the inner side wall of the side plate, the bottom surface of the pressing strip supporting plate 1025 corresponds to the top surface of the pressing strip 1026, the pressing strip supporting plate 1025 is also an inclined surface, when the pressing strip 1026 is pulled towards the side plate, the pressing strip 1026 gradually moves downwards by using the opposite inclined surface to be contacted and pressed with the screen surface, and the screen surface is pressed on the supporting plate 1029. The plane of the pressing strip 1026 is in contact with the screen surface, so that the contact area is larger, and the screen surface can be pressed closer without loosening. Meanwhile, the top surface of the pressing strip supporting plate 1025 is also designed to be an inclined surface which inclines inwards (namely towards one side of the center of the screen surface), so that the material is prevented from being retained on the pressing strip supporting plate 1025.

The discharging nozzle 1023 is arranged in front of the frame 1021, and the discharging nozzle 1023 is connected with the frame 1021 through a bolt, so that the dismounting is convenient, and the work is more reliable.

When the screen surface needs to be replaced, the plum blossom handle 1027 is unscrewed, then the plum blossom handle 1027 is pressed inwards to loosen the pressing strip 1026, and finally the bolts on the two sides of the discharge nozzle 1023 are removed, so that the screen surface can be drawn out to replace the screen surface with large and small particles.

The sieve surface 1022 comprises a sieve frame and a fish scale sieve sheet fixed on the sieve frame by using a drill tail nail, so that the assembly is quicker and more convenient, and the production efficiency is improved.

The sieve surface 1022 is uniformly provided with the guide strips arranged along the longitudinal direction, so that the material on the table surface is more uniformly distributed, and the screening effect is better.

A guide plate is arranged at the rear end of the screen surface 1022, light and impurity outlet adjusting plates 1024 are arranged on two sides of the guide plate, and the opening degree of the light and impurity outlet adjusting plates 1024 is controlled by an air valve actuator 10210, so that the table board can conveniently hold and accurately adjust the light and impurity outlet adjusting plates 1024 during vibration.

As shown in fig. 11, the air valve actuator 10210 is installed on the outer side surface of the frame 1021, and includes an actuator mounting plate 10215, a worm 10211 disposed inside the actuator mounting plate 10215, a worm wheel engaged with the worm, and a mounting sleeve 10213 disposed at the center of the worm wheel, a locking bolt 10214 is disposed on the mounting sleeve 10213, a flap rotating shaft is disposed at the outer side end of the light and impurity outlet adjusting plate 1024, the flap rotating shaft is fixed by the locking bolt 10214 after being sleeved with the mounting sleeve 10213, and a hand wheel 10212 is disposed at the end of the worm 10211. An actuator support plate is arranged on the outer side surface of the frame 1021, and the air valve actuator is integrally installed in place after the actuator support plate is connected with the actuator installation plate 10215. What blast gate executor 10210 adopted is worm gear drive structure, drives the turbine pinion rack and then the drive turns over the board pivot through rotating the worm, and the problem of difficult location when proportion platform vibration operation of light miscellaneous export regulating plate 1024 can effectively be solved to this structure, and adjusts positioning accuracy and improve, can fix light miscellaneous export regulating plate 1024 in arbitrary angular position, has solved traditional light miscellaneous mouthful and can not finely tune in accommodation process, takes good grain problem.

As shown in fig. 10, the utility model discloses a reel includes outline 1201 and sets up at the inboard vertical round steel 1203 of outline 1201 and horizontal side's pipe 1202, and the both ends of horizontal side's pipe 1202 respectively with the inboard fixed connection of the left and right sides wall of the outline 1201 that corresponds, the both ends of vertical round steel 1203 respectively with the inboard fixed connection of the front and back two inside walls of the corresponding outline 1201, vertical round steel 1203 and horizontal side's pipe 1202 crossing arrangement.

Preferably, the longitudinal round bars 1203 are arranged in parallel, and the transverse square tubes 1202 are also arranged in parallel. Each longitudinal round steel 1203 penetrates through the plurality of transverse square tubes 1202 and is welded with the position where the longitudinal round steel 1203 penetrates through the transverse square tubes 1202, the welding process is simplified, the operation is simple, and the grinding process is omitted.

The position that vertical round steel 1203 passes horizontal square pipe 1202 is located the middle part of horizontal square pipe 1202 or leans on the lower position for there is certain clearance between the fish scale sieve piece of vertical round steel 1203 and top, like this when needs windy follow supreme passing down, wind can bypass vertical round steel 1203 and then pass the fish scale sieve piece, makes the fish scale sieve piece on can not appear the less and screening effect than the poor condition that leads to of the regional wind-force of certain vertical bar in longitudinal direction, makes the wind-force size of sieve on the horizontal direction even.

The integral strength of the screen frame is higher, the climbing speed of the materials on the table surface is higher than that of the heavy table during vibration, the separation speed of good materials and light impurities is high, and the effect is obvious. And the vibration of the table board in the horizontal direction has high consistency, and the screening effect of the table board is obviously improved compared with that of the common table board.

Claims (10)

1. The utility model provides a big processing capacity environmental protection dust removal air separator, its characterized in that includes frame (6), set up negative pressure selection by winnowing than heavy machine (1) in frame (6) upper end, with the fine material export intercommunication of negative pressure selection by winnowing than heavy machine (1) and lie in classifying screen (5) of its below, set up in negative pressure selection by winnowing than heavy machine (1) below and rather than spiral dust remover (3) through tuber pipe (4) intercommunication and set up in one side of spiral dust remover (3) and rather than pulse dust remover (2) of air outlet intercommunication.

2. The environment-friendly dust removal winnowing machine with large processing amount as claimed in claim 1, wherein the pulse dust collector (2) comprises a box body (201) and a partition plate (205) arranged in the box body (201), the partition plate (205) divides the interior of the box body (201) into a filtering chamber and a cleaning chamber, a pulse filter element (204) is arranged in the filtering chamber, mounting holes are formed in the side wall of the box body (201), mounting plates (203) are fixed on the mounting holes through bolts, and a plurality of pulse filter elements (204) are arranged on each mounting plate (203).

3. The large-processing-capacity environment-friendly dust-removing air separator as claimed in claim 2, wherein a dust-collecting chamber (208) is arranged below the filtering chamber, and an exhaust fan (207) is arranged at the bottom of the cleaning chamber.

4. The environment-friendly dust removal winnowing machine with large processing amount according to claim 1, characterized in that the negative pressure winnowing specific gravity machine (1) comprises a specific gravity table (102), a negative pressure air suction hood (101) arranged above the specific gravity table (102) and a feeding hopper (103) arranged at a raw material inlet (105) of the negative pressure air suction hood (101), an air guide device is arranged in the negative pressure air suction hood (101) and above the specific gravity table (102), a driving device is connected to the specific gravity table (102), and the negative pressure air suction hood (101) is communicated with the air pipe (4).

5. The large-processing-capacity environment-friendly dust-removing air separator as claimed in claim 4, wherein the air guiding device comprises a first air guiding plate (108) arranged above one side of the upper discharging end of the specific gravity table (102) and a second air guiding plate (107) arranged above one side of the lower discharging end of the specific gravity table (102), the first air guiding plate (108) is fixedly arranged on the inner side of the negative pressure air suction hood (101), the second air guiding plate (107) is a folded plate, and the upper end of the folded plate corresponds to the bottom of the air outlet of the negative pressure air suction hood (101).

6. The environment-friendly dust removal winnowing machine with large processing amount according to claim 5, characterized in that a plurality of first air deflectors (108) are arranged in parallel and inclined inwards, an air guide baffle (109) is arranged at the lower end of the inner side of the first air deflector (108), the distances between the bottoms of the plurality of first air deflectors (108) and the table top of the counterweight table (102) are equal, and two surfaces of the second air deflector (107) facing the counterweight table (102) are arranged in an obtuse angle.

7. The environment-friendly dust-removing air separator with large processing capacity as claimed in claim 4, wherein the specific weight table (102) comprises a frame body (1021) and a screen surface (1022) arranged in the frame body (1021) through a clamping mechanism, the clamping mechanism comprises a supporting plate (1029) arranged on the inner side wall of the frame body (1021), a pressing strip (1026) positioned above the supporting plate (1029), a bolt (1028) penetrating in the pressing strip (1026) and a plum blossom handle (1027) matched with the bolt (1028); the top surface of layering (1026) is the inclined plane, and the bottom surface is the plane, sieve face (1022) are placed on layer board (1029) and are pushed down by the bottom surface of layering (1026), are equipped with layering backup pad (1025) with the top surface looks adaptation of layering (1026) on the inside wall of frame (1021) and be located the top of layering (1026).

8. The large-processing-capacity environment-friendly dust-removing air separator as claimed in claim 4, wherein a guide plate is arranged at the rear end of the screen surface (1022) of the specific weight table (102), light impurity outlet adjusting plates (1024) are arranged on two sides of the guide plate, and the opening degree of the light impurity outlet adjusting plates (1024) is controlled by an air valve actuator (10210).

9. The environment-friendly dust removal air separator with large processing amount according to claim 4, characterized in that the screen frame of the specific weight platform (102) comprises an outer frame (1201) and longitudinal round steel (1203) and transverse square tubes (1202) arranged inside the outer frame (1201), wherein the longitudinal round steel (1203) and the transverse square tubes (1202) are arranged in a crossed manner.

10. The environment-friendly dedusting air separator with large processing amount according to claim 1, characterized in that the bottom of the spiral deduster (3) is provided with an impurity discharging auger (7), and the impurity discharging auger (7) is installed below the bottom frame of the frame (6).

Images