CN209886134U

CN209886134U - Positive pressure on-line screening airflow screen

Info

Publication number: CN209886134U
Application number: CN201920249544.XU
Authority: CN
Inventors: 韩百鑫; 贺文如; 王明利; 张广云; 张歌
Original assignee: Xinxiang Gaofu Machinery Co Ltd
Current assignee: Xinxiang Gaofu Machinery Co Ltd
Priority date: 2019-02-27
Filing date: 2019-02-27
Publication date: 2020-01-03
Anticipated expiration: 2029-02-27

Abstract

A positive-pressure online screening airflow screen comprises a horizontal screen box and a main shaft, wherein a coarse material bin is arranged at the left end in the screen box, a fine material bin is arranged at the right end in the screen box, a cylindrical mesh cage is arranged in the fine material bin, a feeding bin is arranged outside the left end of the screen box, a feeding hole is formed in the feeding bin, a fine material outer outlet is formed in the lower portion of the fine material bin, a coarse material outer outlet is formed in the lower portion of the coarse material bin, a sealing end plate is fixedly arranged on the left end port of the mesh cage, a coarse material inner outlet is formed in the lower portion of the sealing end plate, an elastic baffle is arranged outside the coarse material inner outlet, the upper portion of the elastic baffle is fixedly arranged on the sealing end plate, and the lower portion of the elastic baffle is blocked on the coarse; the right end of the mesh cage is communicated with the feeding bin, and the left end of the main shaft is provided with blades and is positioned in the mesh cage; the feeding bin is internally and fixedly provided with a supporting seat, the middle part of the main shaft is fixedly sleeved with a supporting bearing, and the supporting bearing is fixedly connected with the supporting seat. The utility model discloses the gas tightness of air current sieve has been guaranteed for air current sieve malleation is sieved on line and is made possible.

Description

Positive pressure on-line screening airflow screen

Technical Field

The utility model relates to a screening equipment, concretely relates to online screening air current sieve of malleation.

Background

The existing horizontal airflow sieve can not realize continuous online sieving in a series system due to the problem of air tightness. The front and the back of the current airflow screen shaft are supported by bearings, powder and liquid materials easily enter the bearings, the service life is influenced, and the requirements of food and medicine grade sanitation are not met. The main problems of the existing large-scale screening equipment are that a net cage and a rear cover are too heavy, the operation is difficult, and the service life of the sieve is short after the diameter of the sieve is increased.

Disclosure of Invention

To the problem among the prior art, the utility model provides an online screening air current sieve of malleation.

The utility model provides an online screening air current sieve of malleation, includes horizontal sieve case and main shaft, is equipped with the coarse fodder storehouse at the left end tip of sieve incasement, and right-hand member tip at the sieve incasement is equipped with thin feed bin, is equipped with the cylinder mould's cylinder mould in thin feed bin, is equipped with the feeding storehouse in the left end outside of sieve case, is equipped with the feed inlet on the feeding storehouse, and the lower part of thin feed bin is equipped with the export outward of thin material, and the lower part of coarse fodder storehouse is equipped with the export outward of coarse material, its characterized in that: a sealing end plate is fixedly arranged on a left end port of the net cage, a coarse material inner outlet is arranged at the lower part of the sealing end plate, an elastic baffle plate is arranged outside the coarse material inner outlet, the upper part of the elastic baffle plate is fixedly arranged on the sealing end plate, and the lower part of the elastic baffle plate is blocked on the coarse material inner outlet; the right end of the net cage is communicated with the feeding bin, the left end of the main shaft is provided with blades and is positioned in the net cage, the right end of the main shaft is positioned in the feeding bin, the outside of the feeding bin is fixedly provided with a motor, and a driving shaft arranged on the motor penetrates through the feeding bin and is linked with the main shaft; a supporting seat is fixedly arranged in the feeding bin, a supporting bearing is fixedly sleeved in the middle of the main shaft, and the supporting bearing is fixedly connected with the supporting seat.

Further comprises the following steps: the supporting seat comprises an annular sealing plate and a sealing cylinder which are movably sleeved on the main shaft, the inner cavity of the feeding bin is cylindrical, the outer ring of the annular sealing plate is fixedly connected with the inner wall of the feeding bin in a sealing mode, the annular sealing plate is located on the right side of the feeding port, one end of the sealing cylinder is fixedly connected with the inner ring of the annular sealing plate in a sealing mode, the supporting bearing is fixedly sleeved on the inner wall of the other end of the sealing cylinder, and a feeding channel is formed among the sealing cylinder, the inner wall of the feeding.

Further comprises the following steps: the driving shaft and the main shaft are coaxially arranged and fixedly connected through a coupler, a bearing with a seat is installed at a position, close to the coupler, on the main shaft, and the bearing with the seat is located on the right side of the annular sealing plate and is fixed on the inner wall of the feeding bin.

Further comprises the following steps: the seated bearing is a UCFC bearing.

Further comprises the following steps: an annular boss is arranged on the inner wall of the right end of the fine material bin at a position corresponding to the port of the mesh cage, and the port of the mesh cage is sleeved on the annular boss and attached to the outer circumference of the annular boss; an annular partition plate is fixedly arranged between the fine material bin and the coarse material bin, a mesh cage is movably sleeved in the annular partition plate, the right side face of the edge of the sealing end plate is attached to the left side face of the annular partition plate and fixedly connected with the left side face of the sealing end plate through a butterfly bolt, and the middle part of the left side face of the sealing end plate is fixedly connected with a handle; a cleaning opening is formed in the coarse material bin corresponding to the position of the sealing end plate, a rear cover sealing plate is detachably mounted on the cleaning opening and is arranged on the cleaning opening in a sealing manner, the sealing end plate and the cleaning opening are both circular, and the diameter of the sealing end plate is smaller than that of the cleaning opening; so that the sealing end plate can be taken out by the cleaning port, namely, the cleaning port is opened, the nut between the sealing end plate and the partition plate is disassembled, and the handle is used for taking the sealing end plate and the net cage out of the cleaning port.

Further comprises the following steps: the screen box is cylindrical, the left end of the screen box is provided with an opening, and the left end port of the screen box is a cleaning port; an annular fixed plate is arranged on the inner wall of the screen box and close to the cleaning port, the rear cover sealing plate is circular, the edge of the rear cover sealing plate is overlapped with the annular fixed plate, and a sealing ring is arranged between the annular fixed plate and the rear cover sealing plate; the closing plate outside butt of back lid has set firmly the clamp block on the closing plate, has seted up L type draw-in groove on the lateral wall of sieve case left end, and the clamp block joint is in L type draw-in groove.

Further comprises the following steps: the pressure strip is laminated with the back lid closing plate, and the middle part of pressure strip rotates and installs on the back lid closing plate, and the pressure strip is the circular slab, and evenly distributed has the fixture block on the circumference of pressure strip, and the position that corresponds the fixture block on the left end terminal surface of sieve case all is provided with L type draw-in groove.

Further comprises the following steps: the screen box is characterized in that a sliding seat is fixed on one side of the end part of the left end of the screen box, a sliding rod is slidably mounted on the sliding seat, a rotating shaft is rotatably mounted at one end of the sliding rod, a connecting plate is fixedly connected to the rotating shaft, a containing groove is formed in the side wall of the end head of the left end of the screen box and corresponds to the position of the connecting plate, the connecting plate is located in the containing groove, and the connecting plate is integrally connected with a rear cover sealing plate.

Further comprises the following steps: the lower part of the screen box is fixedly provided with a support frame.

The utility model has the advantages that: an upper sealing end plate is blocked at the left end port of the mesh cage, so that when positive pressure is applied to the airflow screen, the speed of the material passing through the mesh cage is not too high, the screening quality is ensured, and the positive pressure on-line screening becomes possible; the support structure and the bearings are arranged at the middle part and the right end of the main shaft, so that the main shaft in the fine material bin is free from the support structure, and meanwhile, the net cage can be freely taken out and installed, and the cleaning of the net cage is facilitated; the bearings are sealed, so that the drug and liquid materials can be conveniently screened; set up back lid closing plate and pressure strip at the left end of sieve case, back lid closing plate plays sealed effect, and the pressure strip plays the compacting effect, and simple structure is convenient for operate.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a block diagram of the present invention;

fig. 3 is an enlarged view of a structure of a region a in fig. 1.

In the figure, 1, a sieve box; 12. a rear cover sealing plate; 121. a connecting plate; 13. a compression plate; 131. a clamping block; 14. a slide base; 15. a slide bar; 16. a rotating shaft; 17. an L-shaped clamping groove; 2. a cylinder mould; 21. sealing the end plate; 211. a handle; 22. an annular partition plate; 23. an elastic baffle plate; 24. an annular boss; 3. a main shaft; 31. a blade; 32. a coupling; 4. a fine material bin; 41. a fine material outlet; 5. a coarse aggregate bin; 51. a coarse material outlet; 6. a feeding bin; 61. a feed inlet; 62. a feed channel; 63. an annular seal plate; 64. a sealing cylinder; 641. a support bearing; 65. a pedestal bearing; 7. a motor; 8. a support frame.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings. It should be noted that the terms of orientation such as left, middle, right, up and down in the examples of the present invention are only relative to each other or are referred to the normal use status of the product, and should not be considered as limiting.

As shown in fig. 1, a positive pressure on-line screening air flow sieve comprises a horizontal sieve box 1 and a main shaft 3, wherein a coarse material bin 5 is arranged at the left end in the sieve box 1, a fine material bin 4 is arranged at the right end in the sieve box 1, a cylindrical mesh cage 2 is arranged in the fine material bin 4, a feeding bin 6 is arranged outside the left end of the sieve box 1, a feeding port 61 is arranged on the feeding bin 6, a fine material outlet 41 is arranged at the lower part of the fine material bin 4, a coarse material outlet 51 is arranged at the lower part of the coarse material bin 5, a sealing end plate 21 is fixedly arranged on the left end port of the mesh cage 2, a coarse material inner outlet is arranged at the lower part of the sealing end plate 21, an elastic baffle 23 is arranged outside the coarse material inner outlet, the upper part of the elastic baffle 23 is fixedly arranged on the sealing end plate 21, and the lower part of the elastic baffle 23 is blocked on the coarse; the right end of the net cage 2 is communicated with the feeding bin 6, the left end of the main shaft 3 is provided with blades and is positioned in the net cage 2, the right end of the main shaft 3 is positioned in the feeding bin 6, the motor 7 is fixedly arranged outside the feeding bin 6, and a driving shaft arranged on the motor 7 penetrates through the feeding bin 6 and is linked with the main shaft 3; a supporting seat is fixedly arranged in the feeding bin 6, a supporting bearing 641 is fixedly sleeved in the middle of the main shaft 3, and the supporting bearing 641 is fixedly connected with the supporting seat.

The supporting seat comprises an annular sealing plate 63 and a sealing cylinder 64 which are movably sleeved on the main shaft 3, the inner cavity of the feeding bin 6 is cylindrical, the outer ring of the annular sealing plate 63 is fixedly connected with the inner wall of the feeding bin 6 in a sealing manner, the annular sealing plate 63 is positioned on the right side of the feeding port, one end of the sealing cylinder 64 is fixedly connected with the inner ring of the annular sealing plate 63 in a sealing manner, a supporting bearing 641 is fixedly sleeved on the inner wall of the other end of the sealing cylinder 64, and a feeding channel 62 is formed among the sealing cylinder 64, the inner wall of the feeding bin 6 and the; the driving shaft and the main shaft 3 are coaxially arranged and fixedly connected through the coupler 32, a bearing with a seat 65 is arranged on the main shaft 3 close to the coupler 32, the bearing with a seat 65 is positioned on the right side of the annular sealing plate 63 and is fixed on the inner wall of the feeding bin 6, and the bearing with a seat 65 is a UCFC bearing;

referring to fig. 3, an annular boss 24 is provided on the inner wall of the right end of the fine material bin 4 at a position corresponding to the port of the mesh cage 2, and the port of the mesh cage 2 is sleeved on the annular boss 24 and attached to the outer circumference of the annular boss 24; an annular partition plate 22 is fixedly arranged between the fine material bin 4 and the coarse material bin 5, the net cage 2 is movably sleeved in the annular partition plate 22, the right side face of the edge of the sealing end plate 21 is attached to the left side face of the annular partition plate 22 and fixedly connected with the left side face of the sealing end plate 22 through a butterfly bolt, and the middle part of the left side face of the sealing end plate 21 is fixedly connected with a handle 211; the position that corresponds sealed end plate 21 on coarse fodder storehouse 5 has seted up the clearance mouth, and demountable installation has back lid closing plate 12 on the clearance mouth, and back lid closing plate 12 is sealed to be set up on the clearance mouth, and sealed end plate 21 and clearance mouth are circular, and the diameter of sealed end plate 21 is less than the diameter of clearance mouth.

Referring to fig. 2, the screen box 1 is cylindrical, the left end of the screen box 1 is provided with an opening, and the left end port of the screen box 1 is a cleaning port; an annular fixing plate is arranged on the inner wall of the sieve box 1 close to the cleaning opening, the rear cover sealing plate 12 is circular, the edge of the rear cover sealing plate 12 is overlapped with the annular fixing plate, and a sealing ring is arranged between the annular fixing plate and the rear cover sealing plate 12; a pressing plate 13 is abutted to the outer side of the rear cover sealing plate 12, a clamping block 131 is fixedly arranged on the pressing plate 13, an L-shaped clamping groove 17 is formed in the side wall of the end head at the left end of the screen box 1, and the clamping block 131 is clamped in the L-shaped clamping groove 17; the pressing plate 13 is attached to the rear cover sealing plate 12, the middle of the pressing plate 13 is rotatably mounted on the rear cover sealing plate 12, the pressing plate 13 is a circular plate, the clamping blocks 131 are uniformly distributed on the circumference of the pressing plate 13, and L-shaped clamping grooves 17 are formed in the left end face of the screen box 1 corresponding to the clamping blocks 131; a sliding seat 14 is fixed on one side of the left end of the screen box 1, a sliding rod 15 is slidably mounted on the sliding seat 14, a rotating shaft 16 is rotatably mounted at one end of the sliding rod 15, a connecting plate 121 is fixedly connected to the rotating shaft 16, a containing groove is formed in the side wall of the left end of the screen box 1 corresponding to the connecting plate 121, the connecting plate 121 is located in the containing groove, after the rear cover sealing plate 12 is taken out of the screen box 1, the connecting plate 121 is moved out of the containing groove, and the connecting plate 121 and the rear cover sealing plate 12 are integrally connected; the lower part of the screen box 1 is fixedly provided with a support frame 8.

The utility model discloses a theory of operation: a higher level material supply system is arranged for supplying materials to be screened, a first lower level material collecting system is arranged for collecting coarse materials screened by the utility model, and a second lower level material collecting system is arranged for collecting fine materials screened by the utility model; the upper-level feeding system is communicated with the feeding hole, the first lower-level material collecting system is communicated with the coarse material outer outlet, and the second lower-level material collecting system is communicated with the fine material outer outlet. The motor is started to enable the main shaft to rotate, the upper-level feeding system adopts positive pressure and inputs materials to be screened to the feeding hole, the materials to be screened enter the mesh cage through the feeding channel, the blades screen the materials, fine materials enter the fine material bin after being filtered by the mesh cage and enter the second lower-level material collecting system through the fine material outlet; the coarse material moves towards the left end of the net cage under the action of the blades, meanwhile, the coarse material pushes the elastic baffle and opens an inner coarse material outlet so as to enter a coarse material bin, and then enters a first lower-stage material collecting system through an outer coarse material outlet;

when the net cage needs to be cleaned, the clamping relation of the pressing plate is contacted when the equipment does not run; under the action of the sliding seat and the sliding rod, the pressing plate and the rear cover sealing plate are pulled out simultaneously, and after the rear cover sealing plate is pulled out of the sieve box, the rear cover sealing plate is rotated under the action of the rotating shaft, so that a cleaning opening is opened; and loosening the butterfly bolts, taking the mesh cage out of the screen box, cleaning the mesh cage, then newly putting the mesh cage into the screen box, fixing the mesh cage, and finally sealing the cleaning opening through the rear cover sealing plate and the pressing plate.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an online screening air current sieve of malleation, includes horizontal sieve case and main shaft left end tip in the sieve case is equipped with the coarse fodder storehouse right-hand member tip in the sieve case is equipped with the thin feed bin be equipped with the cylinder type cylinder mould in the thin feed bin the left end outside of sieve case is equipped with the feeding storehouse be equipped with the feed inlet on the feeding storehouse, the lower part of thin feed bin is equipped with the export outside the thin material, the lower part of coarse fodder storehouse is equipped with the export outside the coarse fodder, its characterized in that: a sealing end plate is fixedly arranged on a left end port of the mesh cage, a coarse material inner outlet is formed in the lower portion of the sealing end plate, an elastic baffle is arranged on the outer side of the coarse material inner outlet, the upper portion of the elastic baffle is fixedly arranged on the sealing end plate, and the lower portion of the elastic baffle is blocked on the coarse material inner outlet; the right end of the net cage is communicated with the feeding bin, the end part of the left end of the main shaft is provided with blades and is positioned in the net cage, the end part of the right end of the main shaft is positioned in the feeding bin, the outside of the feeding bin is fixedly provided with a motor, and a driving shaft arranged on the motor penetrates through the feeding bin and is linked with the main shaft; the feeding bin is fixedly provided with a supporting seat, the middle part of the main shaft is fixedly sleeved with a supporting bearing, and the supporting bearing is fixedly connected with the supporting seat.

2. The positive pressure on-line screening air flow screen of claim 1, wherein: the supporting seat comprises an annular sealing plate and a sealing cylinder which are movably sleeved on the main shaft, the inner cavity of the feeding bin is cylindrical, the outer ring of the annular sealing plate is fixedly connected with the inner wall of the feeding bin in a sealing mode, the annular sealing plate is located on the right side of the feeding port, one end of the sealing cylinder is fixedly connected with the inner ring of the annular sealing plate in a sealing mode, the supporting bearing is fixedly sleeved on the inner wall of the other end of the sealing cylinder, and a feeding channel is formed among the sealing cylinder, the inner wall of the feeding bin and the annular sealing plate.

3. The positive pressure on-line screening air flow screen of claim 2, wherein: the driving shaft and the main shaft are coaxially arranged and fixedly connected through a coupler, a bearing with a seat is installed on the main shaft close to the coupler, and the bearing with the seat is located on the right side of the annular sealing plate and fixed on the inner wall of the feeding bin.

4. The positive pressure on-line screening air flow screen of claim 3, wherein: the seated bearing is a UCFC bearing.

5. A positive pressure on-line screening air flow screen according to any one of claims 1 to 4, characterized in that: an annular boss is arranged on the inner wall of the right end of the fine material bin at a position corresponding to the port of the mesh cage, and the port of the mesh cage is sleeved on the annular boss and attached to the outer circumference of the annular boss; an annular partition plate is fixedly arranged between the fine material bin and the coarse material bin, the mesh cage is movably sleeved in the annular partition plate, the right side face of the edge of the sealing end plate is attached to the left side face of the annular partition plate and fixedly connected with the left side face of the sealing end plate through a butterfly bolt, and the middle part of the left side face of the sealing end plate is fixedly connected with a handle; the coarse aggregate bin is characterized in that a cleaning port is formed in the position, corresponding to the sealing end plate, of the coarse aggregate bin, a rear cover sealing plate is detachably mounted on the cleaning port, the rear cover sealing plate is arranged on the cleaning port in a sealing mode, the sealing end plate and the cleaning port are circular, and the diameter of the sealing end plate is smaller than that of the cleaning port.

6. The positive pressure on-line screening air flow screen of claim 5, wherein: the screen box is cylindrical, the left end of the screen box is provided with an opening, and the left end port of the screen box is a cleaning port; an annular fixed plate is arranged on the inner wall of the screen box and close to the cleaning opening, the rear cover sealing plate is circular, the edge of the rear cover sealing plate is overlapped with the annular fixed plate, and a sealing ring is arranged between the annular fixed plate and the rear cover sealing plate; the outer side of the rear cover sealing plate is abutted with a pressing plate, a clamping block is fixedly arranged on the pressing plate, an L-shaped clamping groove is formed in the side wall of the end head at the left end of the screen box, and the clamping block is clamped in the L-shaped clamping groove.

7. The positive pressure on-line screening air flow screen of claim 6, wherein: the screen box is characterized in that the compression plate is attached to the rear cover sealing plate, the middle of the compression plate is rotatably mounted on the rear cover sealing plate, the compression plate is a circular plate, clamping blocks are uniformly distributed on the circumference of the compression plate, and L-shaped clamping grooves are formed in the positions, corresponding to the clamping blocks, of the left end face of the screen box.

8. The positive pressure on-line screening air flow screen of claim 7, wherein: the screen box is characterized in that a sliding seat is fixed on one side of the end part of the left end of the screen box, a sliding rod is slidably mounted on the sliding seat, a rotating shaft is rotatably mounted at one end of the sliding rod, a connecting plate is fixedly connected to the rotating shaft, a containing groove is formed in the side wall of the end head of the left end of the screen box, corresponding to the connecting plate, and is located in the containing groove, and the connecting plate is integrally connected with a rear cover sealing plate.

9. The positive pressure on-line screening air flow screen of claim 8, wherein: and a support frame is fixedly arranged at the lower part of the screen box.