CN213942465U - Dust collector of environmental protection concrete mixing plant - Google Patents

Dust collector of environmental protection concrete mixing plant Download PDF

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Publication number
CN213942465U
CN213942465U CN202022812038.2U CN202022812038U CN213942465U CN 213942465 U CN213942465 U CN 213942465U CN 202022812038 U CN202022812038 U CN 202022812038U CN 213942465 U CN213942465 U CN 213942465U
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China
Prior art keywords
dust
pipe
box
feed bin
filter screen
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CN202022812038.2U
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Chinese (zh)
Inventor
陈卫忠
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Hangzhou Yuhang Hengli Concrete Co ltd
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Hangzhou Yuhang Hengli Concrete Co ltd
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Abstract

The application relates to a dust removal device of an environment-friendly concrete mixing plant, which comprises a dust collection conduit communicated with a bin, wherein the dust collection conduit is communicated with a dust removal box, a dust removal mechanism capable of filtering dust is arranged in the dust removal box, one side of the dust removal box, which is far away from the dust collection conduit, is communicated with a negative pressure fan, the dust collection conduit comprises a bin pipe communicated with the bin, the circumferential outer wall of one end, close to the dust removal box, of the bin pipe is communicated with a box pipe, the opening sectional area, close to the dust removal box, of the box pipe is larger than that of one end, close to the bin pipe, of the box pipe, a bin pipe rotating shaft is rotatably connected in the bin pipe, a spiral driving blade is fixedly connected to the outer wall of the bin pipe rotating shaft, a conveying motor with an output shaft coaxially and fixedly connected to the bin pipe rotating shaft is arranged at the end, close to the box pipe, of the bin pipe, and a starting conveying motor are arranged, so that the driving blade can drive the dust blocked in the bin pipe and the box pipe, so as to be conveyed into the dust removing box, and the air can smoothly pass through the bin pipe and the box pipe.

Description

Dust collector of environmental protection concrete mixing plant
Technical Field
The application relates to the field of mixing plant dust removal, especially relates to a dust collector of environmental protection concrete mixing plant.
Background
In the concrete mixing plant, the feed bin is used for storing cement, fly ash, the powdered material of slag ash, and when sending into the material to the feed bin in through the material tank car, still need set up the gas vent, make feed bin internal gas pressure can not too big, the material also can get into to the feed bin smoothly in, but the material gets into to the feed bin in the time, owing to have the drive of high drop and air current, make can raise a large amount of dusts in the feed bin, for this need set up dust collector in gas vent department, the dust can not be in the lump caused the influence to the environment by direct discharge in the air when discharging the air smoothly.
The utility model provides a current concrete mixing plant feed bin dust collector, bulletin number is CN207628158U, including going out the feed bin, the storage silo passes through welded plate fixed connection with the support, support and base fixed connection, the storage silo rotates with the feed inlet end cover to be connected, the welding has the riser on the support, the riser passes through pipe strap fixed connection with the dust absorption pipe, dust absorption pipe tail end and dust catcher fixed connection, dust catcher fixed mounting is on the fixed block, the dust catcher passes through out dirt pipe intercommunication with the clean room, install the water tank on the clean room, install the shower nozzle in the clean room, the right side top of clean room is provided with the air outlet, air outlet and sack fixed connection.
In view of the above-mentioned related technologies, the inventor believes that the dust amount in the actual bin is large, the dust collection duct is easily blocked, and the defect that air in the bin cannot smoothly pass through the blocked dust collection duct exists.
SUMMERY OF THE UTILITY MODEL
In order to make the air can be comparatively smooth and easy through the dust absorption pipe, this application provides a dust collector of environmental protection concrete mixing plant.
The application provides a dust collector of environmental protection concrete mixing plant adopts following technical scheme:
the utility model provides a dust collector of environmental protection concrete mixing plant, including the dust absorption pipe that communicates in the feed bin, dust absorption pipe intercommunication has the dust removal case, the dust removal incasement portion is equipped with and carries out filterable dust removal mechanism with the dust, the dust removal case is kept away from dust absorption pipe one side intercommunication and is had negative-pressure air fan, the dust absorption pipe is including the feed bin pipe that communicates in the feed bin, the circumference outer wall intercommunication that the feed bin pipe is close to dust removal case one end has the case pipe, the opening sectional area that the case pipe is close to dust removal case one end is greater than the opening sectional area that the case pipe is close to feed bin pipe one end, the intraductal rotation of feed bin is connected with feed bin pipe pivot, feed bin pipe pivot outer wall fixedly connected with is the linear drive blade of spiral, the tip that the feed bin pipe.
Through adopting above-mentioned technical scheme, when having more dust to make the air be difficult to pass through in the dust absorption pipe, start the conveying motor, then make to drive the blade and rotate, carry by force the dust of jam in the feed bin pipe, make the dust in the feed bin pipe enter into to the case pipe, and the case pipe is close to the case one end sectional area that goes dirt great, make the difficult jam of case pipe, the air that has more dust gets into to and carries out the dust filtration in going dirt case, make the air discharge behind negative-pressure air fan, the dust remains in going dirt case.
Preferably, the feed bin pipe is far away from the material blocking cover that case pipe one end fixedly connected with was arranged in the feed bin, and the opening lower surface that keeps off the material blocking cover lower surface and set up opening and keep off the material blocking cover highly is less than the lower part height that the feed bin pipe communicates in feed bin one end.
Through adopting above-mentioned technical scheme for the material that sends into to the feed bin from feed bin upper portion is difficult in the in-process that drops directly enters into the feed bin pipe, makes the dust of raising just can enter into the feed bin pipe as far as possible, reduces the dust removal mechanism and need carry out filtration treatment's dust volume, reduces the pressure of dust removal mechanism.
Preferably, the dust removing mechanism comprises a dust filter screen and a dust hopper, wherein the dust filter screen is arranged in the dust removing box and divides the dust removing box into two spaces, the dust hopper is communicated with the bottom of the dust removing box, and the dust hopper and the negative pressure fan are respectively communicated with the two inner spaces of the dust removing box in a one-to-one correspondence manner.
Through adopting above-mentioned technical scheme, the dust filter screen filters the dust in the air, then the dust that subsides can gather in the dust hopper to handle the dust, negative-pressure air fan is difficult for inhaling more dust simultaneously, reduces negative-pressure air fan's maintenance frequency.
Preferably, the dust filter screen is inclined, the dust collecting hopper is positioned below the dust filter screen, and the negative pressure fan is communicated with the inner wall of the dust removing box above the dust filter screen.
Through adopting above-mentioned technical scheme for the air that has the dust passes through the dust filter screen after entering into the dust removal case, and the dust is difficult for piling up on the dust filter screen, helps dust filter screen throughput not too much reduction.
Preferably, two groove poles of dusting incasement wall fixedly connected with, the side fixedly connected with filter screen frame piece all around of dust filter screen, the filter screen frame piece is pegged graft in the close side of two groove poles, the dusting case runs through to have seted up near the one end side of groove pole and has taken out the groove, it closely pegs graft to take out the groove and has the piece of taking out that can support tightly in the filter screen frame piece, it has seted up the stretching-in groove towards the side of filter screen frame piece to take out the piece, filter screen frame piece fixedly connected with can stretch into to the pulling ring that stretches into in the groove, it deviates from one side fixedly connected with screw piece of groove pole to take out the piece, screw piece wears to be equipped with threaded connection in the fixed screw of dusting case.
Through adopting above-mentioned technical scheme, will fix the screw and unscrew, then will take out the piece and take out again, then rethread pulling ring pulls out filter screen frame piece and dust filter screen to change the dust filter screen, need not change whole dust removal case, it is comparatively convenient.
Preferably, the bottom end of the dust collecting hopper back leaving dust box is communicated with a dust collecting pipe, the dust collecting pipe is provided with a dust collecting valve, the outer wall of the dust collecting pipe is fixedly connected with a fixed block, the dust collecting pipe is slidably connected with a movable block along the length direction of the dust collecting pipe, and the movable block can be abutted against the fixed block.
Through adopting above-mentioned technical scheme, place sack opening one end on the fixed block, then compress tightly the movable block in the fixed block again for the sack receives the clamp of fixed block and movable block tightly, makes then the sack difficult break away from between fixed block and the movable block, so that the dust enters into the in-process to the sack from the dust collecting tube, and the dust is difficult to spill over from sack opening one end, reduces the excessive volume of dust.
Preferably, the outer wall of the dust collecting pipe is fixedly connected with a spring block, the moving block is positioned between the fixed block and the spring block, and a pushing spring sleeved on the dust collecting pipe is fixedly connected between the spring block and the moving block.
Through adopting above-mentioned technical scheme, promote the spring and force the movable block to move towards the fixed block, then need not press the movable block through the manual work, it is comparatively convenient.
Preferably, the movable block inner wall fixedly connected with stopper, the spacing groove has been seted up along self length direction to the outer wall of collecting tube, and stopper edge collecting tube length direction sliding connection in spacing groove, movable block outer wall fixedly connected with drive handle.
Through adopting above-mentioned technical scheme for the dust collecting pipe is difficult for rotating round the axis of dust collecting pipe at the removal in-process, makes then the position that drives the handle difficult to change, makes to drive the handle and moves towards a given position all the time, so that carry out a convenient operation to driving the handle.
In summary, the present application includes at least one of the following benefits:
when more dust is stored in the dust collection guide pipe and air is difficult to pass through, the conveying motor is started, then the conveying motor drives the blades to rotate, the dust blocked in the bin pipe is forcibly conveyed, the dust in the bin pipe enters the box pipe, the cross section area of one end, close to the dust removal box, of the box pipe is larger, the box pipe is difficult to block, the air with more dust enters the dust removal box and is subjected to dust filtration, the air is discharged after passing through the negative pressure fan, and the dust is kept in the dust removal box;
the dust collecting pipe is difficult for rotating round the axis of dust collecting pipe at the removal in-process, makes then the position that drives the handle difficult change for drive the handle and move towards a set position all the time, so that carry out a convenient operation to driving the handle.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present application;
FIG. 2 is a schematic diagram of a silo and a silo tube with a portion cut away to show the interior of the silo tube and a material blocking cover;
FIG. 3 is a schematic sectional view of the dust removing box at the end away from the box tube, showing the internal structure of the dust removing box, the groove rod, the taking-out groove and the extending-into groove;
fig. 4 is a schematic view showing the structure of the outer wall of the dust collecting pipe.
Description of reference numerals: 1. a dust collection duct; 11. a push spring; 12. a limiting block; 13. a limiting groove; 14. driving the handle; 15. extending into the groove; 16. pulling the circular ring; 17. driving the blade; 18. a frame block groove; 19. a dust collection valve; 2. a dust removal box; 21. a filter screen frame block; 22. taking out of the groove; 23. taking out the block; 24. a screw block; 25. fixing screws; 26. a dust collecting pipe; 27. fixing blocks; 28. a moving block; 29. a spring block; 3. a negative pressure fan; 31. a silo pipe; 32. a box pipe; 33. a bin pipe rotating shaft; 34. a conveying motor; 35. a material blocking cover; 36. a dust filter screen; 37. a dust collecting hopper; 38. a dust inlet; 39. a grooved rod.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses dust collector of environmental protection concrete mixing plant, refer to FIG. 1, including one end fixed connection and communicate in the dust absorption pipe 1 of feed bin upper portion department, dust absorption pipe 1 keeps away from feed bin one end intercommunication and has dust removal case 2, and dust removal case 2 keeps away from the length direction one end terminal surface intercommunication of dust absorption pipe 1 and has negative-pressure air fan 3.
Referring to fig. 1 and 2, the dust suction duct 1 includes a bin pipe 31 fixedly connected and communicated with the bin, the bin pipe 31 is horizontal, one end of the bin pipe 31 located in the bin is fixedly connected with a material blocking cover 35, a dust inlet 38 is formed through the lower surface of the material blocking cover 35, air with dust can enter the bin pipe 31 through the dust inlet 38, the bottom opening height of the dust inlet 38 is lower than the bottom height of the bin pipe 31, the inner end surface of the bin pipe 31 far away from one end of the material blocking cover 35 is coaxially and rotatably connected with a bin pipe rotating shaft 33, the circumferential outer wall of the bin pipe rotating shaft 33 is fixedly connected with a spiral driving blade 17, the end surface of the outer wall of one end of the bin pipe 31 far away from the material blocking cover 35 is fixedly connected with a conveying motor 34, the output shaft of the conveying motor 34 is coaxially and fixedly connected with the bin pipe rotating shaft 33, the circumferential outer wall of the bottom of one end of the bin pipe 31 near to the conveying motor 34 is fixedly connected and communicated with a vertical box pipe 32, the opening cross-sectional area of the bottom end of the tank pipe 32 is larger than the opening cross-sectional area of the upper end of the tank pipe 32, and the bottom end of the tank pipe 32 is fixedly connected and communicated with the inside of the upper surface of the dust removing tank 2.
Referring to fig. 1 and 3, a groove rod 39 is fixedly connected to the inner surface of the dust removing box 2 in the length direction and the vertical inner wall of the width direction, the length direction of the groove rod 39 is parallel to the width direction of the dust removing box 2, frame grooves 18 are formed in the upper horizontal surfaces of the groove rod 39 with a high position and the groove rod 39 with a low position, the length direction of the frame grooves 18 is parallel to the length direction of the groove rod 39, the frame grooves 18 penetrate through the two ends of the length direction of the groove rod 39, the vertical sides of the length direction of the dust removing box 2 penetrate through the width direction of the dust removing box 2 to form taking-out grooves 22, the taking-out grooves 22 are close to one end of the groove rod 39 penetrated through by the frame grooves 18, the two frame grooves 18 are inserted and slidably connected with inclined filter screen frame blocks 21 in the length direction, rubber layers can be adhered to the outer walls of the four thickness directions of the filter screen frame blocks 21, the cross section of the filter screen 21 is in a rectangular frame shape, the filter screen frame block 21 can be penetrated through the taking-out grooves 22 and the side surfaces of the filter screen frame blocks 21 close to the taking-out grooves 22 are fixedly connected with the pulling grooves 22 Move ring 16, filter screen frame piece 21 inner wall fixedly connected with dust filter screen 36, dust filter screen 36 can be the high-efficient filter screen of HEPA, dust filter screen 36's the incline direction is unanimous with filter screen frame piece 21's incline direction, it has the piece 23 of taking out to take out groove 22 closely to peg graft along groove pole 39 length direction, it offers the groove 15 that stretches into that supplies pulling ring 16 to get into towards the side of filter screen frame piece 21 to take out piece 23, it supports tightly in filter screen frame piece 21 to take out piece 23, it deviates from filter screen frame piece 21's side fixedly connected with screw piece 24 to take out piece 23, screw piece 24 butt is in the vertical outer wall of length direction of dust removal case 2, several fixed screw 25 is worn to be equipped with along the width direction of dust removal case 2 to screw piece 24, fixed screw 25 threaded connection is in dust removal case 2, screw piece 24 hugs closely under the effect of fixed screw 25 in the outer wall of dust removal case 2.
Referring to fig. 1 and 4, a dust collecting hopper 37 communicated with each other is fixedly connected to the bottom surface of the dust removing box 2, a vertical dust collecting pipe 26 communicated with each other is fixedly connected to the bottom of the dust collecting hopper 37, a dust collecting valve 19 is installed at one end of the dust collecting pipe 26 close to the dust collecting hopper 37, a fixed block 27 is coaxially and fixedly connected to the bottom end of the dust collecting pipe 26, a limiting groove 13 is formed in the circumferential outer wall of the dust collecting pipe 26 along the vertical direction, a limiting block 12 is slidably connected to the inner portion of the limiting groove 13 along the length direction of the limiting groove, a movable block 28 is slidably connected to the circumferential outer wall of the dust collecting pipe 26 along the vertical direction, the horizontal cross sections of the fixed block 27 and the movable block 28 are circular, a driving handle 14 is fixedly connected to the circumferential outer wall of the movable block 28, the circumferential side of an inner ring of the movable block 28 is fixedly connected to the limiting block 12, a spring block 29 is fixedly connected to the upper portion of the dust collecting pipe 26, a pushing spring 11 sleeved on the lower surface of the spring block 29, the bottom end of the push spring 11 is fixedly connected to the upper surface of the movable block 28.
The dust collector of environmental protection concrete mixing plant of this application embodiment implements the principle and does: air that thoughtlessly has the dust enters into feed bin pipe 31 from the dust inlet 38 that keeps off material cover 35 bottom, when the dust is more in feed bin pipe 31, start conveying motor 34, make to drive blade 17 round the axis initiative of feed bin pipe pivot 33, then carry the dust in feed bin pipe 31 and enter into to dust removal case 2, through the filtration of dust filter screen 36, the air that makes final negative pressure air fan 3 air outlet department send out is comparatively clean, the dust that the filtration was stayed in dust removal case 2 gathers in dust hopper 37, and accessible dust collecting tube 26 gets into to collect in the sack of cup jointing in dust collecting tube 26 in order to carry out centralized processing.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an environmental protection concrete mixing plant's dust collector, includes dust absorption pipe (1) that communicates in the feed bin, its characterized in that: dust absorption pipe (1) intercommunication has dust removal case (2), dust removal case (2) inside is equipped with and carries out filterable dust removal mechanism with the dust, dust removal case (2) are kept away from dust absorption pipe (1) one side intercommunication and are had negative-pressure air fan (3), dust absorption pipe (1) is including feed bin pipe (31) that communicates in the feed bin, the circumference outer wall intercommunication that feed bin pipe (31) are close to dust removal case (2) one end has case pipe (32), the opening sectional area that case pipe (32) are close to dust removal case (2) one end is greater than the opening sectional area that case pipe (32) are close to feed bin pipe (31) one end, feed bin pipe (31) internal rotation is connected with feed bin pipe pivot (33), feed bin pipe pivot (33) outer wall fixedly connected with is the linear drive blade (17) of spiral, the tip that feed bin pipe (31) are close to case pipe (32) one end is equipped with output shaft coaxial fixed connection in the conveyor motor (34) of.
2. The dust removing device of the environment-friendly concrete mixing plant as recited in claim 1, wherein: feed bin pipe (31) are kept away from case pipe (32) one end fixedly connected with and are arranged in keeping off material cover (35) of feed bin, keep off material cover (35) lower surface and set up the opening and keep off the opening lower surface height that material cover (35) highly is less than feed bin pipe (31) and communicate in the lower part height of feed bin one end.
3. The dust removing device of the environment-friendly concrete mixing plant as recited in claim 1, wherein: the dust removing mechanism comprises a dust filter screen (36) which is arranged inside the dust removing box (2) and divides the inside of the dust removing box (2) into two spaces, and a dust collecting hopper (37) communicated with the bottom of the dust removing box (2), wherein the dust collecting hopper (37) and the negative pressure fan (3) are correspondingly communicated with the two inner spaces of the dust removing box (2) one by one.
4. The dust removing device of the environment-friendly concrete mixing plant as claimed in claim 3, wherein: the dust filter screen (36) is inclined, the dust hopper (37) is positioned below the dust filter screen (36), and the negative pressure fan (3) is communicated with the upper inner wall of the dust removing box (2) positioned on the dust filter screen (36).
5. The dust removing device of the environment-friendly concrete mixing plant as claimed in claim 3, wherein: go two groove poles (39) of dirt case (2) inner wall fixedly connected with, the side fixedly connected with filter screen frame piece (21) all around of dust filter screen (36), filter screen frame piece (21) are pegged graft in the close side of two groove poles (39), the one end side that dust case (2) are close to groove pole (39) is run through and has been seted up and has been taken out groove (22), it closely pegs graft and has to support in taking out piece (23) of filter screen frame piece (21), it has seted up towards the side of filter screen frame piece (21) and has stretched into groove (15) to take out piece (23), filter screen frame piece (21) fixedly connected with can stretch into to the pulling ring (16) that stretches into in groove (15), it deviates from one side fixedly connected with screw piece (24) of groove pole (39) to take out piece (23), fixed screw (25) of threaded connection in dust case (2) are worn to be equipped with in screw piece (24).
6. The dust removing device of the environment-friendly concrete mixing plant as recited in claim 4, wherein: the bottom end of the dust hopper (37) back to the dust box (2) is communicated with a dust collecting pipe (26), the dust collecting pipe (26) is provided with a dust collecting valve (19), the outer wall of the dust collecting pipe (26) is fixedly connected with a fixed block (27), the dust collecting pipe (26) is slidably connected with a movable block (28) along the length direction of the dust collecting pipe, and the movable block (28) can be abutted against the fixed block (27).
7. The dust removing device of the environment-friendly concrete mixing plant as recited in claim 6, wherein: the dust collecting pipe is characterized in that a spring block (29) is fixedly connected to the outer wall of the dust collecting pipe (26), a movable block (28) is located between a fixed block (27) and the spring block (29), and a pushing spring (11) sleeved on the dust collecting pipe (26) is fixedly connected between the spring block (29) and the movable block (28).
8. The dust removing device of the environment-friendly concrete mixing plant as recited in claim 7, wherein: the utility model discloses a dust collecting device, including movable block (28), spacing groove (13) have been seted up along self length direction to the outer wall of dust collecting tube (26), movable block (28) inner wall fixedly connected with stopper (12), stopper (12) along dust collecting tube (26) length direction sliding connection in spacing groove (13), movable block (28) outer wall fixedly connected with drive handle (14).
CN202022812038.2U 2020-11-28 2020-11-28 Dust collector of environmental protection concrete mixing plant Active CN213942465U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022812038.2U CN213942465U (en) 2020-11-28 2020-11-28 Dust collector of environmental protection concrete mixing plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022812038.2U CN213942465U (en) 2020-11-28 2020-11-28 Dust collector of environmental protection concrete mixing plant

Publications (1)

Publication Number Publication Date
CN213942465U true CN213942465U (en) 2021-08-13

Family

ID=77213270

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022812038.2U Active CN213942465U (en) 2020-11-28 2020-11-28 Dust collector of environmental protection concrete mixing plant

Country Status (1)

Country Link
CN (1) CN213942465U (en)

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