CN111298585B - Dust removal device for concrete mixing plant - Google Patents
Dust removal device for concrete mixing plant Download PDFInfo
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- CN111298585B CN111298585B CN202010289119.0A CN202010289119A CN111298585B CN 111298585 B CN111298585 B CN 111298585B CN 202010289119 A CN202010289119 A CN 202010289119A CN 111298585 B CN111298585 B CN 111298585B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
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Abstract
The invention belongs to the technical field of dust removal equipment, and particularly relates to a dust removal device for a concrete mixing plant, aiming at the problem of insufficient dust removal of the existing dust removal equipment for the concrete mixing plant, the dust removal device for the concrete mixing plant comprises a first support shell, an air inlet pipe and an exhaust pipe, wherein the first support shell is fixedly arranged on the outer wall of the bottom of the air inlet pipe, the first support shell is arranged on the outer wall of the top of a second support shell through bolts, and a wind gathering pipe is fixedly arranged on the outer wall of the bottom of the second support shell. According to the dust removal device for the concrete mixing plant, the sealing plate and the second supporting rod are arranged, the sealing plate can be driven to rotate by the second supporting rod in the process that the electric sliding block drives the two first supporting plates to move, so that the first sealing plate can be conveniently opened and closed, slag can be discharged when the sealing plate is opened, sealing is realized when the sealing plate is closed, and the use convenience of the device is improved.
Description
Technical Field
The invention relates to the technical field of dust removal equipment, in particular to a dust removal device for a concrete mixing plant.
Background
The concrete mixing plant mainly comprises 5 major systems such as a mixing host, a material weighing system, a material conveying system, a material storage system, a control system and the like, and other accessory facilities. As the building aggregate metering is compared with the station aggregate metering, four intermediate links are reduced, and the metering time is saved because of vertical blanking metering, the production efficiency is greatly improved.
In the stirring production process of concrete, a large amount of dust can be generated, the dust removing device used in the existing concrete stirring station directly sucks air and dust in the air into the cloth bag and removes the dust by the cloth bag, and the simple dust removing mode of enabling air flow to pass through the cloth bag has the problem of insufficient dust removal, so that the dust removing device for the concrete stirring station needs to be designed to solve the problem.
Disclosure of Invention
Based on the technical problem that the existing dust removing equipment of the concrete mixing plant cannot remove dust sufficiently, the invention provides a dust removing device of the concrete mixing plant.
The invention provides a concrete mixing plant dust removal device, which comprises a first support shell, an air inlet pipe and an exhaust pipe, wherein the bottom outer wall of the air inlet pipe is fixedly provided with the first support shell, the first support shell is arranged on the top outer wall of a second support shell through bolts, the bottom outer wall of the second support shell is fixedly provided with an air gathering pipe, the bottom outer wall of the air gathering pipe is connected with the top outer wall of the exhaust pipe through bolts, the circumferential top inner wall of the air inlet pipe is fixedly provided with a filter screen plate, the circumferential middle inner wall of the air inlet pipe is fixedly provided with an exhaust fan, the section of the first support shell is rectangular, the outer walls of the bottoms of the two sides of the first support shell are fixedly provided with slag discharge pipes, the inner walls of the bottoms of the two sides of the first support shell are fixedly provided with first support rods which are obliquely arranged at equal intervals, and the two groups of the first support rods are symmetrically arranged, adjacent sides of the two first supporting rods are arranged in a butt joint mode through bolts, two groups of lantern rings which are arranged equidistantly are sleeved on the outer walls of the circumferences of the first supporting rods in a sliding mode, the outer walls of the tops of the lantern rings are fixedly provided with the same first cloth pad, the outer wall of the top of one side of the lantern ring is connected with a third supporting rod through a torsional spring hinge, the top of the third supporting rod is arranged in an arc mode, the outer wall of one side, adjacent to two ends of each slag discharging pipe, is provided with a first groove, the inner wall of each first groove is fixedly provided with an electric guide rail, the outer wall of each electric guide rail is connected with an electric slider in a sliding mode, the same first supporting plate is connected between the two electric sliders on the same side through bolts, the outer wall of one side, adjacent to the two first supporting plates, is connected with the outer walls on two sides of the first cloth pads through bolts respectively, and the outer walls on the bottoms of two sides of the first supporting shell are provided with first openings respectively, and the inner walls of the tops of the two first openings are connected with a sealing plate through hinges, the outer wall of the middle part of one side, adjacent to the sealing plate, of the sealing plate is connected with second supporting rods through hinges, and the outer walls of the bottoms of the two second supporting rods are connected with the outer wall of one side, adjacent to the tops of the two first supporting plates, of the top of the two first supporting plates through hinges respectively.
Preferably, the section of the second support shell is circular, a second support plate is fixedly mounted on the inner wall of the top of the circumference of the second support shell, a support screen plate is connected to the inner wall of the bottom of the circumference of the second support shell through bolts, a honeycomb hole is formed in the outer wall of the top of the second support plate, a mounting plate is fixedly mounted on the outer wall of the top of the honeycomb hole, and a second opening is formed in the outer wall of the top of the mounting plate.
Preferably, the outer wall of the top of the supporting screen plate is fixedly provided with a supporting bottom plate which is vertically corresponding to the mounting plate, a second cloth pad which is vertically arranged is fixedly arranged between the vertically corresponding mounting plate and the supporting bottom plate, the second cloth pad is spirally arranged, and second air guide holes which are equidistantly arranged are formed in the outer wall of the second cloth pad.
Preferably, the outer wall of top center of supporting baseplate all is connected with the dwang of vertical setting through the bearing, and the circumference top outer wall fixed mounting of dwang has helical fan blade, the equal fixed mounting of circumference bottom outer wall of dwang has the rotating fan blade that the annular array distributes.
Preferably, the inner wall of the bottom of the circumference of the air inlet pipe is provided with mounting grooves distributed in an annular array, and springs are fixedly mounted on the inner walls of the mounting grooves.
Preferably, the same rubber plate is fixedly mounted on the outer wall of one adjacent side of the spring, and first air guide holes which are arranged equidistantly are formed in the outer wall of the top of the rubber plate.
Preferably, the slag discharging pipe openings of the two slag discharging pipes are arranged downwards.
Preferably, two the equal fixed mounting of middle part outer wall that the scum pipe kept away from one side each other has the distributive pipe, and the equal fixed mounting of adjacent one side outer wall of two distributive pipes has the atomizer that the equidistance set up, two the equal fixed mounting of bottom outer wall of distributive pipe has the water guide hose.
Preferably, the nozzles of the two groups of atomizing nozzles are obliquely and upwards arranged.
Compared with the prior art, the invention provides a dust removal device for a concrete mixing plant, which has the following beneficial effects:
1. this concrete mixing plant dust collector, through be provided with the spring that the annular array distributes in the air-supply line, and be connected with same rubber slab between the spring, be provided with first wind-guiding hole on the rubber slab simultaneously, when using the air exhauster to carry out the induced draft, the distinguished and admirable can drive the rubber slab and swell downwards, and then make the opening of first wind-guiding hole grow gradually, the bore sum until all first wind-guiding holes is the bore sum of air-supply line, after the air inlet finishes, the rubber slab can recover original state, make the bore diameter of first wind-guiding hole become minimum, this kind of setting can effectually avoid the dust to discharge from the top of air-supply line again after the device is inside, the effectual stability of the dust removal that has improved.
2. This concrete mixing plant dust collector, through be provided with first bracing piece in first support housing, and be provided with the lantern ring and first cloth pad on first bracing piece, one side of the lantern ring all is provided with the third bracing piece through the torsional spring hinge simultaneously, at the in-process of air inlet, the third bracing piece can be with first cloth pad jack-up, make the surface formation corrugate of first cloth pad, the effectual area of contact that improves distinguished and admirable and first cloth pad, and then improve the sufficiency of dust removal, in addition, can regularly start electronic slider, drive two first bracing pieces by electronic slider and move toward one side of keeping away from each other, and then can straighten first cloth pad by first bracing piece, and then make the residue on the first cloth pad can be discharged from the scum pipe along first cloth pad, avoid the residue to block up first cloth pad, the smooth and easy nature of dust removal has been improved.
3. This concrete mixing plant dust collector through being provided with closing plate and second bracing piece, drives two first backup pads at electric slider and carries out the in-process that removes, can drive the closing plate by the second bracing piece and rotate, and then realizes the convenient opening and shutting of first closing plate, and then can arrange sediment when the closing plate is opened, realizes sealed when the closing plate is closed, has improved the convenience that the device used.
4. This concrete mixing plant dust collector is through being provided with a plurality of second cloth pads in the second supports the casing to make the second cloth pad make up into a honeycomb, can realize further effectual dust removal by second cloth pad, set the second cloth pad to helical structure simultaneously, when the helical structure that the air current was filled up along the second cloth flows, can effectually improve the area of contact that the air current was filled up with the second cloth, and then improved the sufficiency of dust removal.
5. This concrete mixing plant dust collector is provided with the dwang through the middle part that fills up at the second cloth, and be provided with helical blade at the circumference top of dwang, be provided with the rotating blade that the annular array distributes bottom the circumference of dwang, the wind current can drive the dwang after helical blade and rotate, and then can drive rotating blade and rotate, make the wind current produce centrifugal force, and then make the dust in the wind current further with the second cloth pad fully contact, further improvement the sufficiency of dust removal.
6. This concrete mixing plant dust collector, in embodiment 2, through be provided with distributive pipe and atomizer on the scum pipe, and make the atomizer slope upwards set up, can insert the water guide hose water source, and use a suction pump to draw water to atomizer in addition, have the atomizing nozzle to spray the dust fall to the interior exhaust lime-ash of scum pipe, avoid the lime-ash to discharge and be difficult to collect and cause secondary pollution, further improvement the effect of removing dust.
Drawings
FIG. 1 is a schematic structural view of a dust collector of a concrete mixing plant according to the present invention;
FIG. 2 is a schematic cross-sectional view of an air inlet pipe of a dust collector of a concrete mixing plant in a standing state according to the present invention;
FIG. 3 is a schematic cross-sectional view of an air inlet state of an air inlet pipe of a dust collector of a concrete mixing plant according to the present invention;
FIG. 4 is a schematic view of a partial front cross-sectional structure of a first supporting housing of a dust removing device of a concrete mixing plant according to the present invention;
FIG. 5 is a schematic view of a partially enlarged structure of a dust removing apparatus for a concrete mixing plant according to the present invention;
FIG. 6 is a schematic view of a partial top-view cross-sectional structure of a deslagging pipe of the dust removing device of the concrete mixing plant provided by the invention;
FIG. 7 is a schematic view of a second supporting housing of the dust removing device of the concrete mixing plant according to the present invention, partially in front cross section;
FIG. 8 is a schematic top view of a cross-sectional structure of a second cloth pad of a dust removing apparatus for a concrete mixing plant according to the present invention;
fig. 9 is a schematic partial front sectional structure view of a slag discharge pipe of a dust removal device of a concrete mixing plant according to embodiment 2 of the present invention.
In the figure: the air exhaust pipe 1, the air gathering pipe 2, the slag discharging pipe 3, the first supporting shell 4, the air inlet pipe 5, the second supporting shell 6, the filter screen plate 7, the exhaust fan 8, the spring 9, the rubber plate 10, the first air guide hole 11, the first supporting plate 12, the first cloth pad 13, the third supporting rod 14, the first supporting rod 15, the lantern ring 16, the electric guide rail 17, the rotating fan blade 18, the supporting bottom plate 19, the supporting screen plate 20, the second cloth pad 21, the spiral fan blade 22, the mounting plate 23, the rotating rod 24, the second supporting plate 25, the second air guide hole 26, the water diversion pipe 27, the water guide hose 28, the atomizing nozzle 29, the sealing plate 30 and the second supporting rod 31.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 8, a dust removing apparatus for a concrete mixing plant comprises a first support housing 4, an air inlet pipe 5 and an air outlet pipe 1, wherein the bottom outer wall of the air inlet pipe 5 is connected with the first support housing 4 through bolts, the first support housing 4 is installed on the top outer wall of a second support housing 6 through bolts, the bottom outer wall of the second support housing 6 is connected with an air collecting pipe 2 through bolts, the bottom outer wall of the air collecting pipe 2 is connected with the top outer wall of the air outlet pipe 1 through bolts, the circumferential top inner wall of the air inlet pipe 5 is connected with a filter screen plate 7 through bolts, the circumferential middle inner wall of the air inlet pipe 5 is connected with an exhaust fan 8 through bolts, the section of the first support housing 4 is rectangular, the outer walls of the bottoms of both sides of the first support housing 4 are connected with slag discharge pipes 3 through bolts, the inner walls of the bottoms of both sides of the first support housing 4 are connected with first support rods 15 which are obliquely arranged at equal intervals through bolts, two groups of first supporting rods 15 are symmetrically arranged, adjacent sides of the two first supporting rods 15 are in butt joint through bolts, lantern rings 16 which are arranged equidistantly are sleeved on the circumferential outer walls of the two groups of first supporting rods 15 in a sliding mode, the outer walls of the tops of the lantern rings 16 are connected with the same first cloth pad 13 through bolts, the outer wall of the top of one side of each lantern ring 16 is connected with a third supporting rod 14 through a torsion spring hinge, the top of each third supporting rod 14 is arranged in an arc shape, first grooves are formed in the outer walls of the adjacent sides of two ends of the two slag discharging pipes 3, the inner walls of the first grooves are connected with electric guide rails 17 through bolts, the outer walls of the electric guide rails 17 are connected with electric sliding blocks in a sliding mode, the same first supporting plate 12 is connected between the two electric sliding blocks located on the same side through bolts, the outer walls of the adjacent sides of the two first supporting plates 12 are connected with the outer walls of the two sides of the first cloth pad 13 through bolts respectively, first opening has all been seted up to the bottom outer wall at 4 both sides of first support housing, and two first open-ended top inner walls all have closing plate 30 through hinged joint, and the middle part outer wall of two adjacent one sides of closing plate 30 all has second bracing piece 31 through hinged joint, and the bottom outer wall of two second bracing pieces 31 respectively through hinge and the adjacent one side wall connection in top of two first backup pads 12.
In the invention, the section of the second support shell 6 is circular, the inner wall of the top of the circumference of the second support shell 6 is connected with a second support plate 25 through bolts, the inner wall of the bottom of the circumference of the second support shell 6 is connected with a support screen plate 20 through bolts, the outer wall of the top of the second support plate 25 is provided with honeycomb holes, the outer walls of the tops of the honeycomb holes are connected with mounting plates 23 through bolts, and the outer walls of the tops of the mounting plates 23 are provided with second openings;
the outer wall of the top of the supporting screen plate 20 is connected with a supporting bottom plate 19 which is vertically corresponding to the mounting plate 23 through bolts, a second cloth pad 21 which is vertically arranged is connected between the vertically corresponding mounting plate 23 and the supporting bottom plate 19 through bolts, the second cloth pad 21 is spirally arranged, and second air guide holes 26 which are equidistantly arranged are formed in the outer wall of the second cloth pad 21;
the outer wall of the center of the top of the supporting bottom plate 19 is connected with a vertically arranged rotating rod 24 through a bearing, the outer wall of the circumferential top of the rotating rod 24 is connected with spiral fan blades 22 through bolts, and the outer wall of the circumferential bottom of the rotating rod 24 is connected with rotating fan blades 18 distributed in an annular array mode through bolts;
the inner wall of the circumferential bottom of the air inlet pipe 5 is provided with mounting grooves distributed in an annular array, and the inner walls of the mounting grooves are connected with springs 9 through bolts;
the outer wall of one adjacent side of the spring 9 is connected with the same rubber plate 10 through a bolt, and the outer wall of the top of the rubber plate 10 is provided with first air guide holes 11 which are arranged at equal intervals;
the slag discharging pipe orifices of the two slag discharging pipes 3 are all arranged downwards.
The control mode of the invention is controlled by a controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The working principle is as follows: when the device is used, a user firstly needs to fixedly and vertically install the device in a concrete mixing station, the exhaust pipe 1 is vertically arranged in a downward suspension mode, then the exhaust fan 8 is started to exhaust air and remove dust, when the air is exhausted, the air flow can drive the rubber plate 10 to bulge downwards, the opening of the first air guide hole 11 is gradually enlarged until the sum of the calibers of all the first air guide holes 11 is equal to the sum of the calibers of the air inlet pipe 5, after the air is exhausted, the rubber plate 10 can restore to the original state, the aperture of the first air guide hole 11 is minimized, the arrangement can effectively prevent dust from entering the device and then being exhausted from the top of the air inlet pipe 5, the dust removal stability is effectively improved, the air flow enters the first supporting shell 4, the corrugated first cloth pad 13 effectively improves the contact area of the air flow and the first cloth pad 13, and further improves the dust removal sufficiency, regularly start electronic slider, it removes to one side of keeping away from each other toward by electronic slider drive two first backup pads 12, and then can be straightened first cloth pad 13 by first backup pad 12, and then make the residue on first cloth pad 13 can discharge from scum pipe 3 along first cloth pad 13, avoid the residue to block up first cloth pad 13, the smoothness nature of removing dust has been improved, it gets into second support housing 6 to connect the distinguished and admirable wind, the distinguished and admirable wind can drive dwang 24 behind helical fan blade 22 and rotate, and then can drive rotating fan blade 18 and rotate, make the distinguished and admirable wind produce centrifugal force, and then make the dust in the distinguished and admirable wind fully contact with second cloth pad 21, further improvement the sufficiency of removing dust, discharge from exhaust pipe 1 at last.
Example 2
Referring to fig. 1-9, a concrete mixing plant dust collector still includes and installs the distributive pipe 27 at two slag pipes 3 and keep away from one side middle part outer wall each other through the bolt, and the adjacent one side outer wall of two distributive pipes 27 all has the atomizer 29 that the equidistance set up through bolted connection, and the bottom outer wall of two distributive pipes 27 all has water guide hose 28 through bolted connection, and the shower nozzle of two sets of atomizer 29 all inclines to set up upwards.
During the use, at the in-process that uses the scum pipe to arrange the sediment, insert the water guide hose 28 water source to use a suction pump to draw water to atomizer 29 in addition, there is atomizer 29 to spray the dust fall to the interior exhaust lime-ash of scum pipe 3, avoids the lime-ash to discharge and is difficult to collect and cause secondary pollution, further improvement the effect of removing dust.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a concrete mixing plant dust collector, includes first support casing (4), air-supply line (5) and exhaust pipe (1), its characterized in that, the bottom outer wall fixed mounting of air-supply line (5) has first support casing (4), and first support casing (4) pass through the bolt and install the top outer wall at second support casing (6), the bottom outer wall fixed mounting of second support casing (6) has and gathers tuber pipe (2), and gathers the bottom outer wall of tuber pipe (2) and pass through the top outer wall connection of bolt and exhaust pipe (1), the circumference top inner wall fixed mounting of air-supply line (5) has filter plate (7), the circumference middle part inner wall fixed mounting of air-supply line (5) has air exhauster (8), the section of first support casing (4) becomes the rectangle, the equal fixed mounting of outer wall of first support casing (4) both sides bottom has row sediment pipe (3), the inner walls of the bottoms of the two sides of the first supporting shell (4) are fixedly provided with first supporting rods (15) which are obliquely arranged at equal intervals, the two groups of first supporting rods (15) are symmetrically arranged, the adjacent sides of the two first supporting rods (15) are in butt joint through bolts, the circumferential outer walls of the two groups of first supporting rods (15) are sleeved with lantern rings (16) which are arranged at equal intervals in a sliding mode, the outer wall of the top of each lantern ring (16) is fixedly provided with the same first cloth pad (13), the outer wall of the top of one side of each lantern ring (16) is connected with a third supporting rod (14) through a torsion spring hinge, the top of each third supporting rod (14) is arranged in an arc mode, the outer walls of the adjacent sides of the two ends of the slag discharge pipes (3) are respectively provided with a first groove, the inner walls of the first grooves are fixedly provided with electric guide rails (17), and the outer walls of the electric guide rails (17) are respectively connected with electric sliding blocks in a sliding mode, and be located and have same first backup pad (12) through bolted connection between two electronic sliders with one side, two the outer wall of the adjacent one side of first backup pad (12) is respectively through the both sides wall connection of bolt and first cloth pad (13), first opening has all been seted up to the bottom outer wall of first support casing (4) both sides, and just two first open-ended top inner walls all have closing plate (30), two there are second bracing piece (31) all through hinged connection to the middle part outer wall of the adjacent one side of closing plate (30), and the bottom outer wall of two second bracing pieces (31) is respectively through hinge and the adjacent one side wall connection in top of two first backup pads (12).
2. The concrete mixing plant dust collector of claim 1, wherein the cross section of the second support housing (6) is circular, a second support plate (25) is fixedly mounted on the inner wall of the top of the circumference of the second support housing (6), a support screen plate (20) is connected to the inner wall of the bottom of the circumference of the second support housing (6) through bolts, honeycomb holes are formed in the outer wall of the top of the second support plate (25), mounting plates (23) are fixedly mounted on the outer wall of the top of the honeycomb holes, and second openings are formed in the outer wall of the top of the mounting plates (23).
3. The concrete mixing plant dust collector of claim 2, wherein the top outer wall of the supporting net plate (20) is fixedly provided with a supporting bottom plate (19) vertically corresponding to the mounting plate (23), a second cloth pad (21) vertically arranged is fixedly arranged between the vertically corresponding mounting plate (23) and the supporting bottom plate (19), the second cloth pad (21) is spirally arranged, and the outer wall of the second cloth pad (21) is provided with second air guide holes (26) equidistantly arranged.
4. The concrete mixing plant dust collector of claim 3, wherein the top central outer wall of the supporting bottom plate (19) is connected with a vertically arranged rotating rod (24) through a bearing, the circumferential top outer wall of the rotating rod (24) is fixedly provided with a helical fan blade (22), and the circumferential bottom outer wall of the rotating rod (24) is fixedly provided with a rotating fan blade (18) distributed in an annular array.
5. The concrete mixing plant dust collector of claim 1, wherein the inner wall of the circumferential bottom of the air inlet pipe (5) is provided with mounting grooves distributed in an annular array, and springs (9) are fixedly mounted on the inner walls of the mounting grooves.
6. The concrete mixing plant dust collector of claim 5, wherein the same rubber plate (10) is fixedly installed on the outer wall of one side adjacent to the spring (9), and the outer wall of the top of the rubber plate (10) is provided with first air guide holes (11) which are equidistantly arranged.
7. The concrete mixing plant dust collector according to claim 1, wherein the slag discharge pipe openings of the two slag discharge pipes (3) are arranged downwards.
8. The concrete mixing plant dust collector of claim 1, wherein the two slag discharging pipes (3) are fixedly provided with a water diversion pipe (27) on the outer wall of the middle part of one side away from each other, the two water diversion pipes (27) are fixedly provided with atomizing nozzles (29) arranged at equal intervals on the outer wall of the adjacent side, and the water guide hoses (28) are fixedly arranged on the outer walls of the bottoms of the two water diversion pipes (27).
9. A concrete mixing plant dust collector as claimed in claim 8, characterized in that the sprayers of both sets of sprayers (29) are arranged obliquely upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010289119.0A CN111298585B (en) | 2020-04-14 | 2020-04-14 | Dust removal device for concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010289119.0A CN111298585B (en) | 2020-04-14 | 2020-04-14 | Dust removal device for concrete mixing plant |
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| Publication Number | Publication Date |
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| CN111298585A CN111298585A (en) | 2020-06-19 |
| CN111298585B true CN111298585B (en) | 2021-08-17 |
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| CN202010289119.0A Expired - Fee Related CN111298585B (en) | 2020-04-14 | 2020-04-14 | Dust removal device for concrete mixing plant |
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