CN111790713A - A environment-friendly powder dust arrester installation for asphalt concrete production - Google Patents
A environment-friendly powder dust arrester installation for asphalt concrete production Download PDFInfo
- Publication number
- CN111790713A CN111790713A CN202010785668.7A CN202010785668A CN111790713A CN 111790713 A CN111790713 A CN 111790713A CN 202010785668 A CN202010785668 A CN 202010785668A CN 111790713 A CN111790713 A CN 111790713A
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- ring
- dust collecting
- dust
- cloth bag
- collecting device
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- 239000000428 dust Substances 0.000 title claims abstract description 197
- 239000000843 powder Substances 0.000 title claims abstract description 33
- 239000011384 asphalt concrete Substances 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 title claims description 24
- 239000004744 fabric Substances 0.000 claims abstract description 82
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 241001233242 Lontra Species 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000004575 stone Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/06—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an environment-friendly powder dust collecting device for asphalt concrete production, which belongs to the technical field of asphalt concrete powder dust collecting devices and comprises a crushing bin, a dust collecting device and a dust collecting device, wherein a supporting seat is fixedly connected below the crushing bin; a mounting cavity is arranged in the mounting ring, a gear ring, a dust collection fan, a rotary rod and a driven gear are arranged in the mounting cavity, and teeth on the outer side of the gear ring are meshed with the driven gear; the dust collecting device comprises a dust collecting cloth bag, a first tensioning block, a second tensioning block and a sealing plate, wherein the dust collecting cloth bag is an annular cloth bag; a first connecting groove and a second connecting groove are respectively formed in two sides of the lower portion of the connecting ring, and the first tensioning block and the second tensioning block are respectively in sliding connection with the first connecting groove and the second connecting groove; the invention can absorb dust without dead angle on circumference, has excellent dust absorption effect, and can seamlessly replace the dust collection cloth bag without stopping.
Description
Technical Field
The invention relates to the technical field of asphalt concrete powder dust collecting devices, in particular to an environment-friendly powder dust collecting device for asphalt concrete production.
Background
Asphalt concrete, commonly known as asphalt concrete, is a mixture of mineral aggregate with a certain gradation composition, crushed stone or crushed gravel, stone chips or sand, mineral powder, etc. and a certain proportion of road asphalt material, which are mixed under strictly controlled conditions. The mixture binds the mineral aggregate into a whole, increases the strength and enhances the ability of the pavement to resist driving damage, and makes the pavement water-resistant.
In the stone crushing process, the problem of powder dust raising inevitably occurs, the working environment is influenced, and a powder dust collecting device is required to be arranged for dust collection operation. The traditional powder dust collecting device only collects dust at one side of the crushing device, and has poor dust collecting effect; in addition, in order to prevent powder from leaking out in the replacement process of a cloth bag of the traditional dust collecting device, dust collection needs to be interrupted, and the working efficiency is reduced.
Based on the above, the invention designs an environment-friendly powder dust collecting device for asphalt concrete production, so as to solve the problems.
Disclosure of Invention
In order to solve the above problems, the present invention provides the following technical solutions:
an environment-friendly powder dust collecting device for asphalt concrete production comprises a crushing bin, a dust collecting device and a dust collecting device, wherein a supporting seat is fixedly connected below the crushing bin, the dust collecting device comprises a dust collecting shell, a connecting ring and a mounting ring, the connecting ring is fixedly connected with the upper part of the outer wall of the crushing bin, a through groove is formed in the middle of the connecting ring, the upper part of the through groove is connected with the dust collecting shell in a sliding mode, and dust collecting holes are uniformly formed in the annular wall of the inner side of the dust collecting shell; the utility model discloses a mounting ring, including mounting ring, installation ring, rotary rod, driven gear, dust absorption fan, motor, output shaft fixedly connected with driving gear, driving gear and ring gear inboard, mounting ring fixed connection is in linking ring lower extreme, the inside installation cavity that is equipped with of mounting ring, installation ring outer wall lower part circumference evenly is equipped with the bleeder vent, be equipped with ring gear, dust absorption fan, rotary rod and driven gear in the installation cavity, the rotary rod lower extreme rotates with the mounting ring lower wall to be connected, dust absorption fan fixed mounting is in the rotary rod upper end, driven gear and rotary rod fixed connection, the tooth and the driven gear meshing in the ring gear outside, the ring gear rotates with the mounting ring to be connected, the mounting ring downside is equipped with the motor, the output shaft fixedly connected.
The dust collecting device comprises a dust collecting cloth bag, a first tensioning block, a second tensioning block and a sealing plate, wherein the dust collecting cloth bag is an annular cloth bag, the first tensioning block and the second tensioning block are respectively and fixedly connected with the left end and the right end of an opening at the upper end of the dust collecting cloth bag, and a plurality of first tensioning blocks and a plurality of second tensioning blocks are uniformly arranged on the circumference of each of the first tensioning block and the second tensioning block; the improved dust collecting bag is characterized in that a first connecting groove and a second connecting groove are respectively formed in two sides of the lower portion of the connecting ring, the first tensioning block and the second tensioning block are respectively in sliding connection with the first connecting groove and the second connecting groove, the lower portion of the dust collecting bag is located in the installation cavity, the installation cavity is fixedly connected with a separation screen plate below the dust collecting bag, and the sealing plates are provided with two ends which are respectively fixedly connected with the head end and the tail end of the dust collecting bag.
When the dust collection fan works, dust can conveniently penetrate through the dust collection holes, the air holes can be used as air outlets, air which penetrates through the dust collection cloth bag is discharged, the dust collection cloth bag can be separated by the separation screen plate, and the dust collection cloth bag is prevented from touching the dust collection fan.
As a further scheme of the invention, sponge is attached to the upper part of the inner wall of the through groove, a connecting block is arranged in the middle of the through groove and fixedly connected with the connecting ring, and the lower end of the dust collection shell is positioned at the upper end of the connecting block. During operation, the existence of the sponge can prevent the powder from leaking from the gap at the joint.
As a further scheme of the invention, the lower wall of the installation cavity is fixedly connected with a slide rail, the lower end of the gear ring is fixedly connected with a track ring, the slide rail and the track ring are both circular rings, and the track ring is rotatably connected with the slide rail. During operation, the track ring and the sliding rail are matched to play a role in supporting the gear ring, and the gear ring can rotate circumferentially conveniently.
As a further scheme of the invention, cloth bag port grooves are formed in the inner sides of the first connecting groove and the second connecting groove, and the left side port and the right side port of the upper end of the dust collection cloth bag are attached to the cloth bag port grooves. When the dust collecting bag works, the opening of the dust collecting bag can be tightly attached to the wall of the through groove of the connecting ring, and powder leakage is prevented.
As a further aspect of the present invention, the first tensioning block is an L-shaped block, and the second tensioning block is a concave block. When the dust collecting bag tensioning device works, the first tensioning block and the second tensioning block are prevented from being separated from the first connecting groove and the second connecting groove, and the dust collecting bag can be tensioned more reliably.
As a further scheme of the invention, notches are formed in the same positions of the upper part of the mounting ring and the lower part of the connecting ring, and the head end and the tail end of the dust collecting cloth bag are respectively positioned on two sides of the notch. When the dust collecting bag works, a space is reserved for replacing the dust collecting bag.
As a further scheme of the invention, a leak-proof plate is arranged above the gap and fixedly connected to the lower end of the through groove of the connecting ring; and the lower end of the outer side of the connecting ring is provided with a fixing mechanism and a moving mechanism on two sides of the notch. When the dust collecting bag works, the leakage-proof plate can prevent powder from leaking from the upper part of the notch, so that the powder is completely sucked into the dust collecting bag.
As a further aspect of the present invention, the fixing mechanism includes a first fixing hole, a second fixing hole, a spring, a first fixing column, a second fixing column, and a fixing plate, the first fixing hole is disposed on the linking ring, the second fixing hole is disposed at two positions respectively below the linking ring and a second tensioning block adjacent to the gap, and the sealing plate is fixedly connected to the second tensioning block adjacent to the gap and the first tensioning block.
As a further aspect of the present invention, the diameter of the upper portion of the first fixing hole is greater than the diameter of the lower portion of the first fixing hole, the diameter of the upper end of the first fixing column is greater than the diameter of the lower portion of the first fixing column, the first fixing column and the second fixing column are slidably connected to the first fixing hole and the second fixing hole, respectively, and a spring is disposed in the first fixing column. When the dust collection cloth bag is in work, the second fixing column is connected with the second fixing hole in the second tensioning block, so that the second tensioning block can be fixed, the sealing plate is further fixed, and the two ends of the dust collection cloth bag are prevented from moving; when the dust collecting cloth bag needs to be replaced, the first fixing column can be pulled downwards, the spring is compressed to shrink, the second fixing column is separated from the second fixing hole in the second tensioning block, and then the second fixing column is rotated to be inserted into the second fixing hole in the connecting ring.
As a further scheme of the invention, the moving mechanism comprises a moving block and a plug connector, the moving block is provided with two second tensioning blocks which are respectively fixedly connected with the two sides of the notch, and the outer side of the moving block is not provided with a jack.
As a further scheme of the invention, the plug connector comprises two plug rods, two plug plates and two holding rods, wherein the two plug rods are fixedly connected with the plug plates, the holding rods are fixedly connected with the plug plates, and the plug rods are in sliding connection with the jacks. During operation, when the dust collecting cloth bag needs to be replaced, the sealing plate at the initial end of the new dust collecting cloth bag is attached to the sealing plate at the tail end of the dust collecting cloth bag to be replaced, then the two inserting rods of the inserting connector are respectively inserted into the two inserting holes, the sealing plate at the initial end of the new dust collecting cloth bag is dragged to slide simultaneously with the sealing plate at the tail end of the dust collecting cloth bag to be replaced, and the new dust collecting cloth bag and the dust collecting cloth bag to be replaced are replaced seamlessly.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. through the cooperation of the dust suction device and the dust collection device, dust generated by crushing stone materials can be collected, and the environment and the health of workers are protected. By arranging the annular dust absorption shell, dust can be absorbed without dead angles on the circumference, and the dust absorption effect is excellent.
2. Through the cooperation use of structures such as motor, driving gear, ring gear and driven gear, a motor rotates and to drive a plurality of driven gear rotations, and then drives a plurality of dust absorption fan rotations, practices thrift the cost, increases suction.
3. By matching the dust collection cloth bag, the sealing plate, the first tensioning block, the second tensioning block, the fixing mechanism and the moving mechanism, a new dust collection cloth bag is attached to the sealing plate of the dust collection cloth bag to be replaced, and meanwhile, the new dust collection cloth bag is dragged to prevent dust leakage; and the new dust collecting cloth bag and the dust collecting cloth bag to be replaced are seamlessly replaced without stopping.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of the closure panel of the present invention;
FIG. 3 is a schematic side cross-sectional view of a first and second connecting grooves of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 3 according to the present invention;
FIG. 6 is a schematic bottom view of the present invention;
FIG. 7 is a schematic cross-sectional view of a securing mechanism of the present invention;
FIG. 8 is an enlarged schematic view of the securing mechanism of FIG. 7 according to the present invention;
FIG. 9 is a schematic top cross-sectional view of an installation cavity of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a crushing bin, 2-a support base, 3-a dust-absorbing shell, 4-an engagement ring, 5-an installation ring, 6-a through groove, 7-a dust-absorbing hole, 8-an installation cavity, 9-a vent hole, 10-a gear ring, 11-a dust-absorbing fan, 12-a rotary rod, 13-a driven gear, 14-a motor, 15-a driving gear, 16-a dust-absorbing cloth bag, 17-a first tensioning block, 18-a second tensioning block, 19-a sealing plate, 20-a first connection groove, 21-a second connection groove, 22-a separation screen plate, 23-a connection block, 24-a slide rail, 25-a track ring, 26-a cloth bag port groove, 27-a leakage-proof plate, 28-a fixing mechanism, 29-a moving mechanism, 30-a first fixing hole, 31-a second fixing hole, 32-spring, 33-first fixed column, 34-second fixed column, 35-fixed plate, 36-moving block, 37-plug connector, 38-jack, 39-inserted bar, 40-inserted bar and 41-holding bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution:
an environment-friendly powder dust collecting device for asphalt concrete production comprises a crushing bin 1, a dust collecting device and a dust collecting device, wherein a supporting seat 2 is fixedly connected below the crushing bin 1, the dust collecting device comprises a dust collecting shell 3, a connecting ring 4 and a mounting ring 5, the connecting ring 4 is fixedly connected with the upper part of the outer wall of the crushing bin 1, a through groove 6 is arranged in the middle of the connecting ring 4, the upper part of the through groove 6 is connected with a dust collecting shell 3 in a sliding mode, and dust collecting holes 7 are uniformly formed in the annular wall of the inner side of the dust collecting shell; the mounting ring 5 is fixedly connected to the lower end of the connecting ring 4, a mounting cavity 8 is arranged in the mounting ring 5, air holes 9 are uniformly formed in the circumference of the lower portion of the outer wall of the mounting ring 5, a gear ring 10, a dust suction fan 11, a rotating rod 12 and a driven gear 13 are arranged in the mounting cavity 8, the lower end of the rotating rod 12 is rotatably connected with the lower wall of the mounting ring 5, the dust suction fan 11 is fixedly mounted at the upper end of the rotating rod 12, the driven gear 13 is fixedly connected with the rotating rod 12, teeth on the outer side of the gear ring 10 are meshed with the driven gear 13, the gear ring 10 is rotatably connected with the mounting ring 5, a motor 14 is arranged on the lower side of the mounting ring 5, an output shaft of the motor 14 is fixedly connected with a driving gear 15, the driving gear 15;
the dust collecting device comprises a dust collecting cloth bag 16, a first tensioning block 17, a second tensioning block 18 and a sealing plate 19, wherein the dust collecting cloth bag 16 is an annular cloth bag, the first tensioning block 17 and the second tensioning block 18 are respectively and fixedly connected with the left end and the right end of an opening at the upper end of the dust collecting cloth bag 16, and a plurality of first tensioning blocks 17 and a plurality of second tensioning blocks 18 are uniformly arranged on the circumference of each of the first tensioning blocks 17 and the second tensioning blocks 18; two sides of the lower portion of the connecting ring 4 are respectively provided with a first connecting groove 20 and a second connecting groove 21, a first tensioning block 17 and a second tensioning block 18 are respectively in sliding connection with the first connecting groove 20 and the second connecting groove 21, the lower portion of the dust collection cloth bag 16 is located in the installation cavity 8, the installation cavity 8 is fixedly connected with a separation net plate 22 below the dust collection cloth bag 16, and two sealing plates 19 are respectively fixedly connected with the head end and the tail end of the dust collection cloth bag 16.
When the dust collection device works, dust can conveniently penetrate through the dust collection holes 7, the air holes 9 can be used as air outlets to discharge air penetrating through the dust collection cloth bag 16, the separation screen plate 22 can separate 16 dust collection fans 11 of the dust collection cloth bag, and the dust collection cloth bag 16 is prevented from touching the dust collection fans 11.
As an implementation mode of the invention, sponge is attached to the upper part of the inner wall of the through groove 6, the connecting block 23 is arranged in the middle of the through groove 6, the connecting block 23 is fixedly connected with the connecting ring 4, and the lower end of the dust collection shell 3 is positioned at the upper end of the connecting block 23. During operation, the existence of the sponge can prevent the powder from leaking from the gap at the joint.
According to one embodiment of the invention, a slide rail 24 is fixedly connected to the lower wall of the mounting cavity 8, a track ring 25 is fixedly connected to the lower end of the gear ring 10, the slide rail 24 and the track ring 25 are both circular rings, and the track ring 25 is rotatably connected with the slide rail 24. In operation, orbital ring 25 cooperates with slide rail 24 to support ring gear 10 and facilitate circumferential rotation of ring gear 10.
In one embodiment of the present invention, the first connection groove 20 and the second connection groove 21 are provided with bag port grooves 26 on the inner sides thereof, and the dust collection bag 16 is attached to the bag port grooves 26 at both left and right sides of the upper end thereof. When the dust collecting bag works, the opening of the dust collecting bag 16 can be tightly attached to the wall of the through groove 6 of the connecting ring 4, and powder leakage is prevented.
As an embodiment of the present invention, the first tensioning block 17 is an L-shaped block, and the second tensioning block 18 is a concave block. In operation, the first tensioning block 17 and the second tensioning block 18 are prevented from being separated from the first connecting groove 20 and the second connecting groove 21, and the dust collecting cloth bag 16 can be tensioned more reliably.
As an embodiment of the invention, the upper part of the mounting ring 5 and the lower part of the connecting ring 4 are provided with notches at the same position, and the head end and the tail end of the dust collecting cloth bag 16 are respectively positioned at two sides of the notch. When in work, a space is reserved for replacing the dust collecting cloth bag 16.
As an embodiment of the present invention, a leakage-proof plate 27 is disposed above the gap, and the leakage-proof plate 27 is fixedly connected to the lower end of the through slot 6 of the joining ring 4; the lower end of the outer side of the connecting ring 4 is provided with a fixing mechanism 28 and a moving mechanism 29 at two sides of the gap. When the dust collecting bag works, the leakage-proof plate 27 can prevent powder from leaking from the upper part of the notch, so that the powder is completely sucked into the dust collecting cloth bag 16.
In one embodiment of the present invention, the fixing mechanism 28 includes a first fixing hole 30, a second fixing hole 31, a spring 32, a first fixing column 33, a second fixing column 34, and a fixing plate 35, the first fixing hole 30 is disposed on the attachment ring 4, the second fixing hole 31 is disposed at two positions respectively below the attachment ring 4 and the second tensioning block 18 adjacent to the notch, and the sealing plate 19 is fixedly connected to the second tensioning block 18 adjacent to the notch and the first tensioning block 17.
In one embodiment of the present invention, the diameter of the upper portion of the first fixing hole 30 is larger than that of the lower portion, the diameter of the upper end of the first fixing post 33 is larger than that of the lower portion, the first fixing post 33 and the second fixing post 34 are slidably connected with the first fixing hole 30 and the second fixing hole 31, respectively, and a spring 32 is disposed in the first fixing post 33. When the dust collection bag 16 works, the second fixing columns 34 are connected with the second fixing holes 31 in the second tensioning block 18, so that the second tensioning block 18 can be fixed, the sealing plate 19 is further fixed, and the two ends of the dust collection bag 16 are prevented from moving; when the dust collecting cloth bag 16 needs to be replaced, the first fixing column 33 can be pulled downwards, the spring 32 is compressed and contracted, the second fixing column 34 is separated from the second fixing hole 31 in the second tensioning block 18, and then the second fixing column 34 is rotated to be inserted into the second fixing hole 31 in the connecting ring 4.
In one embodiment of the present invention, the moving mechanism 29 includes a moving block 36 and a plug 37, the moving block 36 is provided with two second tensioning blocks 18 fixedly connected to both sides of the notch, and the outside of the moving block 36 is provided with an insertion hole 38.
In one embodiment of the present invention, the plug 37 includes two plug rods 39, an insert plate 40 and a holding rod 41, wherein the two plug rods 39 are fixedly connected to the insert plate 40, the holding rod 41 is fixedly connected to the insert plate 40, and the plug rods 39 are slidably connected to the insertion holes 38. When the dust collection cloth bag 16 needs to be replaced, the sealing plate 19 at the initial end of the new dust collection cloth bag 16 is attached to the sealing plate 19 at the tail end of the dust collection cloth bag 16 to be replaced, then the two insertion rods 39 of the insertion components 37 are respectively inserted into the two insertion holes 38, the sealing plate 19 at the initial end of the new dust collection cloth bag 16 and the sealing plate 19 at the tail end of the dust collection cloth bag 16 to be replaced are dragged to simultaneously slide, and the new dust collection cloth bag 16 and the dust collection cloth bag 16 to be replaced can be replaced seamlessly.
One specific application of this embodiment is:
dust generated by hammering crushed stone materials in the crushing bin 1 is sucked into the dust collecting device through the dust suction device, and after the dust collecting cloth bag 16 of the dust collecting device is filled, a new dust collecting cloth bag 16 can be replaced to continuously collect dust without stopping the machine. Wherein mainly relate to part working process: a dust suction process of the dust suction device and a process of replacing the dust collection cloth bag 16.
The dust collecting process of the dust collecting device. Starting the motor 14, wherein the motor 14 rotates to drive the driving gear 15 to rotate, and the driving gear 15 drives the engaged gear ring 10 to rotate on the slide rail 24; the gear ring 10 drives the plurality of driven gears 13 which are meshed to rotate simultaneously, so that the plurality of dust suction fans 11 rotate simultaneously, the dust suction fans 11 rotate to suck air on the upper portions of the dust suction fans, air pressure in the dust suction shell 3 is reduced, dust generated by crushed stone is sucked into the dust suction shell 3, then the dust is wrapped by the air under the action of suction force and enters the dust collection cloth bag 16, the air penetrates through the dust collection cloth bag 16 and is discharged from the air holes 9, and the dust is intercepted in the dust collection cloth bag 16.
And (5) replacing the dust collection cloth bag 16. First, the first fixing column 33 at one end of the dust collecting cloth bag 16 to be replaced is pulled down, the spring 32 is compressed and contracted, the second fixing column 34 is separated from the second fixing hole 31 on the second tensioning block 18, and then the second fixing column 34 is rotated to be inserted into the second fixing hole 31 on the connecting ring 4, so that the sealing plate 19 is released from fixing. And then, a sealing plate 19 at the initial end of the new dust collection cloth bag 16 is attached to a sealing plate 19 at the tail end of the dust collection cloth bag 16 to be replaced, two insertion rods 39 of the insertion pieces 37 are respectively inserted into the two insertion holes 38, the sealing plate 19 at the initial end of the new dust collection cloth bag 16 and the sealing plate 19 at the tail end of the dust collection cloth bag 16 to be replaced are dragged to simultaneously slide, the new dust collection cloth bag 16 enters the installation cavity 8, and the new dust collection cloth bag 16 and the dust collection cloth bag 16 to be replaced are seamlessly replaced. It should be noted that, while a new dust collecting cloth bag 16 is dragged into the installation cavity 8, the other end of the dust collecting cloth bag 16 to be replaced needs to be dragged out of the installation cavity 8 synchronously; further, each of the first and second tensioning blocks 17 and 18 is aligned with the first and second coupling grooves 20 and 21. After the replacement is completed, the process of releasing the sealing plate 19 may be reversed to fix the sealing plate 19 again. The invention can absorb dust without dead angle on the circumference, has excellent dust absorption effect, and can seamlessly replace the dust collection cloth bag 16 without stopping.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (11)
1. The utility model provides an environment-friendly powder dust arrester installation for asphalt concrete production, is including smashing storehouse (1), dust extraction and dust arrester installation, its characterized in that: the dust collection device comprises a dust collection shell (3), a connecting ring (4) and a mounting ring (5), wherein the connecting ring (4) is fixedly connected with the upper part of the outer wall of the crushing bin (1), a through groove (6) is formed in the middle of the connecting ring (4), the dust collection shell (3) is connected to the upper part of the through groove (6) in a sliding mode, and dust collection holes (7) are uniformly formed in the annular wall of the inner side of the dust collection shell (3); installing ring (5) fixed connection links up ring (4) lower extreme, installing ring (5) inside is equipped with installation cavity (8), installing ring (5) outer wall lower part circumference evenly is equipped with bleeder vent (9), be equipped with ring gear (10), dust absorption fan (11), rotary rod (12) and driven gear (13) in installation cavity (8), rotary rod (12) lower extreme rotates with installing ring (5) lower wall to be connected, dust absorption fan (11) fixed mounting is in rotary rod (12) upper end, driven gear (13) and rotary rod (12) fixed connection, the tooth and the driven gear (13) meshing in the ring gear (10) outside, ring gear (10) rotate with installing ring (5) to be connected, installing ring (5) downside is equipped with motor (14), the output shaft fixedly connected with driving gear (15) of motor (14), driving gear (15) and the inboard tooth meshing of ring gear (10), a plurality of rotating rods (12), dust collection fans (11) and driven gears (13) are uniformly arranged along the circumference of the mounting ring (5);
the dust collecting device comprises a dust collecting cloth bag (16), a first tensioning block (17), a second tensioning block (18) and a sealing plate (19), wherein the dust collecting cloth bag (16) is an annular cloth bag, the first tensioning block (17) and the second tensioning block (18) are respectively and fixedly connected with the left end and the right end of an upper opening of the dust collecting cloth bag (16), and a plurality of first tensioning blocks (17) and a plurality of second tensioning blocks (18) are uniformly arranged on the circumference; link up and connect ring (4) lower part both sides and be equipped with first spread groove (20) and second spread groove (21) respectively, first tensioning piece (17) and second tensioning piece (18) respectively with first spread groove (20) and second spread groove (21) sliding connection, it is located installation cavity (8) to gather dust sack (16) lower part, installation cavity (8) are in the sack (16) below fixedly connected with that gathers dust and are separated otter board (22), seal board (19) be equipped with two and respectively with the head and the tail both ends fixed connection of the sack (16) that gathers dust.
2. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 1, characterized in that: the sponge is attached to the upper portion of the inner wall of the through groove (6), a connecting block (23) is arranged in the middle of the through groove (6), the connecting block (23) is fixedly connected with the connecting ring (4), and the lower end of the dust collection shell (3) is located at the upper end of the connecting block (23).
3. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 1, characterized in that: installation cavity (8) lower wall fixedly connected with slide rail (24), ring gear (10) lower extreme fixedly connected with track ring (25), slide rail (24) and track ring (25) are ring shape, track ring (25) rotate with slide rail (24) and are connected.
4. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 1, characterized in that: the inner sides of the first connecting groove (20) and the second connecting groove (21) are respectively provided with a cloth bag port groove (26), and ports on the left side and the right side of the upper end of the dust collection cloth bag (16) are respectively attached to the cloth bag port grooves (26).
5. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 1, characterized in that: the first tensioning block (17) is an L-shaped block and the second tensioning block (18) is a concave block.
6. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 1, characterized in that: gaps are formed in the same positions of the upper portion of the mounting ring (5) and the lower portion of the connecting ring (4), and the head end and the tail end of the dust collecting cloth bag (16) are located on two sides of the gaps respectively.
7. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 6, characterized in that: a leakage-proof plate (27) is arranged above the gap, and the leakage-proof plate (27) is fixedly connected to the lower end of the through groove (6) of the connecting ring (4); the lower end of the outer side of the connecting ring (4) is provided with a fixing mechanism (28) and a moving mechanism (29) at two sides of the gap.
8. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 7, characterized in that: the fixing mechanism (28) comprises a first fixing hole (30), a second fixing hole (31), a spring (32), a first fixing column (33), a second fixing column (34) and a fixing plate (35), the first fixing hole (30) is formed in the connecting ring (4), the second fixing hole (31) is provided with two lower portions which are respectively located in the connecting ring (4) and a second tensioning block (18) adjacent to the notch, and the sealing plate (19) is fixedly connected with the second tensioning block (18) adjacent to the notch and the first tensioning block (17).
9. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 8, characterized in that: the diameter of the upper portion of the first fixing hole (30) is larger than that of the lower portion of the first fixing hole, the diameter of the upper end of the first fixing column (33) is larger than that of the lower portion of the first fixing column, the first fixing column (33) and the second fixing column (34) are in sliding connection with the first fixing hole (30) and the second fixing hole (31) respectively, and a spring (32) is arranged in the first fixing column (33).
10. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 7, characterized in that: the moving mechanism (29) comprises a moving block (36) and a plug connector (37), the moving block (36) is provided with two second tensioning blocks (18) which are respectively fixedly connected with the two sides of the notch, and the outer side of the moving block (36) is not provided with an insertion hole (38).
11. The environment-friendly powder dust collecting device for asphalt concrete production according to claim 10, characterized in that: plug connector (37) are including inserted bar (39), picture peg (40) and holding rod (41), inserted bar (39) are equipped with two and all with picture peg (40) fixed connection, holding rod (41) and picture peg (40) fixed connection, inserted bar (39) and jack (38) sliding connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010785668.7A CN111790713A (en) | 2020-08-06 | 2020-08-06 | A environment-friendly powder dust arrester installation for asphalt concrete production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010785668.7A CN111790713A (en) | 2020-08-06 | 2020-08-06 | A environment-friendly powder dust arrester installation for asphalt concrete production |
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| CN111790713A true CN111790713A (en) | 2020-10-20 |
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| CN202010785668.7A Pending CN111790713A (en) | 2020-08-06 | 2020-08-06 | A environment-friendly powder dust arrester installation for asphalt concrete production |
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