CN212923158U - Dust device of concrete aggregate conveyer belt - Google Patents
Dust device of concrete aggregate conveyer belt Download PDFInfo
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- CN212923158U CN212923158U CN202021207215.8U CN202021207215U CN212923158U CN 212923158 U CN212923158 U CN 212923158U CN 202021207215 U CN202021207215 U CN 202021207215U CN 212923158 U CN212923158 U CN 212923158U
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- negative pressure
- dust
- pressure barrel
- concrete aggregate
- conveyer belt
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Abstract
The utility model relates to a dust fall device of a concrete aggregate conveyer belt, which relates to the technical field of concrete production and aims to solve the technical problem that raised dust is easy to generate when the aggregate is transported by a conveyer belt; it is provided with the dust removal subassembly including setting up the dust hood in the support body outside, be provided with the dust removal subassembly in the dust hood, the dust removal subassembly is including setting up the negative pressure bucket on the support body, and the intercommunication has the exhaust column on the negative pressure bucket, and the other end of exhaust column sets up towards oblique conveyer belt, still is provided with the fan that a pair of negative pressure bucket carries out convulsions on the negative pressure bucket, and the roof of exhaust bucket still is provided with a shower head that downwards sprays water and subsides the raise dust. The utility model discloses have the effect that reduces the aggregate raise dust in the transportation.
Description
Technical Field
The utility model belongs to the technical field of the technique of concrete production and specifically relates to a dust device of concrete aggregate conveyer belt is related to.
Background
Aggregate of different kinds of specifications that need store the storage area in concrete production is discharged according to established proportion and is transported to the agitator tank through the conveyer belt and is stirred the mixture.
In the mixing plant for convenience unload to the storage area and conveniently reinforced in to the concrete tank car, the position of agitator tank is generally higher than the storage area to the conveyer belt slope sets up and transports the aggregate to the agitator tank of top in. When the aggregate is driven to move by the conveyor belt, dust attached between the aggregates is easy to vibrate and generate raise dust, so that the air quality of the concrete mixing plant is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a dust device of concrete aggregate conveyer belt, it has the effect that reduces the aggregate raise dust in the transportation.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a dust device of concrete aggregate conveyer belt, sets up on the support body, still is provided with oblique conveyer belt on the support body, including setting up the dust hood in the support body outside, be provided with the dust removal subassembly in the dust hood, the dust removal subassembly is including setting up the negative pressure bucket on the support body, and the intercommunication has the exhaust column on the negative pressure bucket, and the other end of exhaust column sets up towards oblique conveyer belt, still is provided with the fan that a pair of negative pressure bucket carries out convulsions on the negative pressure bucket, and the roof of exhaust column still is provided with a shower head that downwards sprays water and subsides the raise dust.
Through adopting above-mentioned technical scheme, produce the negative pressure in fan work negative pressure bucket to raise dust suction that will incline the conveyer belt top and produce because the aggregate motion is gone into in the negative pressure bucket and is caught by shower head spun water. The raised dust is collected at the bottom of the negative pressure barrel, so that the condition that the dust floats in the air and influences the environment is reduced.
The present invention may be further configured in a preferred embodiment as: and one end of the exhaust pipe facing the inclined conveyor belt is provided with a flaring.
Through adopting above-mentioned technical scheme, when the exhaust column took out dirt to the conveyer belt surface to one side, the flaring setting of exhaust column has increased the area of contact of exhaust column to the dust, has improved extraction efficiency.
The present invention may be further configured in a preferred embodiment as: one end of the exhaust pipe, which faces the negative pressure barrel, extends into the negative pressure barrel, a funnel-shaped diffusion pipe is arranged at the end part of the exhaust pipe, the small end of the diffusion pipe is communicated with the exhaust pipe, and the lowest point of the diffusion pipe is lower than an air inlet of the fan.
Through adopting above-mentioned technical scheme, in the effect of exhaust column at the fan to the air suction that will carry dust advances the negative pressure bucket, when the air current enters into the diffuser when inside by the exhaust column, because the internal diameter of diffuser is greater than the internal diameter of exhaust column to lead to gaseous velocity of flow to slow, gaseous carry the effect to the dust reduces, thereby made things convenient for the alternate segregation of dust and air current more.
The present invention may be further configured in a preferred embodiment as: the air exhaust outlet of the fan is provided with a filter screen for filtering sandy soil.
Through adopting above-mentioned technical scheme, the filter screen filters the air that the dust hood was blown out to the fan to reduce dust and discharged the condition that causes secondary pollution from the fan, improved the stability of dust removal component work.
The present invention may be further configured in a preferred embodiment as: the air exhaust opening of the fan is provided with a filter box, the filter screen is inserted in the filter box, the side wall of the filter box is provided with a clamping groove, and the inner wall of the negative pressure barrel is fixedly connected with an elastic clamping piece which is matched with the clamping groove for clamping.
Through adopting above-mentioned technical scheme, when the staff installs the filter cartridge to the negative pressure bucket, at first press and move the filter cartridge, set up the surface and the filter cartridge contact of scarf angle on the filter cartridge to fixed shell fragment takes place elastic deformation, when the slider slides to the draw-in groove inside, fixed shell fragment drive fixture block card is gone into inside mutual screens through draw-in groove and fixture block of entering draw-in groove, thereby fix the filter cartridge on the negative pressure bucket, the setting of fixed shell fragment has improved the convenience of mutually ann tearing open between filter cartridge and the negative pressure bucket, made things convenient for the staff to change the filter screen.
The present invention may be further configured in a preferred embodiment as: the lower end of the negative pressure barrel is provided with an opening, the opening at the lower end of the negative pressure barrel is provided with a sealing plate for controlling the opening and the closing of the negative pressure barrel, a closing component is arranged between the sealing plate and the negative pressure barrel,
the closing component comprises a screw rod hinged on the outer wall of the negative pressure barrel, and a pressing ring tightly supported on the sealing plate is further in threaded fit on the screw rod.
Through adopting above-mentioned technical scheme, when the closing plate was closed with the terminal surface of negative pressure bucket, the staff can change over into the screw rod and give way in the groove and revolve the twisted compression ring and make the clamping ring butt jam plate on to fix the closing plate at the terminal surface of negative pressure bucket, improved the stability that closing plate and negative pressure bucket are connected. When the negative pressure bucket is used for a long time and then the inside a large amount of dust that has collected of negative pressure bucket, the staff can open closing assembly to the sand and soil that deposits on the closing plate is cleared up, has improved the convenience that the negative pressure bucket was maintained.
The present invention may be further configured in a preferred embodiment as: and a hand wheel is fixedly connected to the pressing ring.
Through adopting above-mentioned technical scheme, the setting up of hand wheel makes the staff directly to twist with the hand and revolve to twist and twist the hand wheel and then control the clamping ring rotatory to the convenience that the staff controlled the closing of closing plate has been improved.
The present invention may be further configured in a preferred embodiment as: the end face of the negative pressure barrel facing the sealing plate is provided with an embedding groove, and a sealing ring is embedded in the embedding groove.
Through adopting above-mentioned technical scheme, the setting of sealing ring is when the closing plate pastes the terminal surface at the negative pressure bucket, and the closing plate supports tightly each other with the negative pressure bucket to the closed stability of closing plate with the negative pressure bucket has been improved.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the dust removal component, when aggregate generates dust due to movement, the fan works and sucks the dust into the negative pressure barrel, and water sprayed out of the spray header is settled and then collected in the negative pressure barrel, so that the generation of the dust is reduced, and the air quality of a production workshop is purified;
2. the convenience that the negative pressure bucket was unloaded has been improved, and through the setting of closing plate and closing assembly, the staff can open the closing plate through control closing assembly to will subside the dust and sand clearance on the sealing plate surface, improved the convenience that the closing plate was maintained.
Drawings
Fig. 1 is a schematic overall structure diagram of a dust settling device;
FIG. 2 is a schematic view of the structure in which the dust-removing cover is hidden and the installation position of the dust-removing assembly is shown;
FIG. 3 is a schematic view of the internal structure of the negative pressure barrel;
FIG. 4 is an enlarged view of detail A of FIG. 3 and shows the filter assembly;
FIG. 5 is a schematic view of the internal structure of the negative pressure bucket; and the sealing relation between the sealing plate and the negative pressure barrel is embodied;
fig. 6 is an enlarged view at detail B of fig. 5 and embodies the closure assembly.
In the figure, 1, a frame body; 11. a diversion trench; 2. an inclined conveyor belt; 3. a dust cover; 4. a dust removal assembly; 41. a negative pressure barrel; 411. a water level hole; 412. a drainage groove; 413. a bonding sheet; 414. caulking grooves; 415. a seal ring; 42. an exhaust pipe; 43. a fan; 44. a shower head; 45. a diffuser tube; 46. a sealing plate; 5. a closure assembly; 51. a screw; 52. pressing a ring; 53. a hand wheel; 54. a locking plate; 55. a yielding groove; 6. a filter assembly; 61. a filter cartridge; 62. a box cover; 63. a filter screen; 64. an elastic card; 65. a clamping block; 66. a clamping groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a dust device of concrete aggregate conveyer belt sets up on support body 1, and support body 1 slope sets up, installs oblique conveyer belt 2 on the support body 1. After the aggregates are quantitatively weighed by a weighing mechanism below, the aggregates are transported by the inclined conveyor belt 2 and then moved into a stirring mechanism at the upper end of the inclined conveyor belt 2. Aggregate is transporting the in-process, produces the raise dust easily, for reducing the pollution of raise dust to the air, still is provided with dust device on the support body 1. Dust device establishes the dust hood 3 that hides in the support body 1 outside including the cover, and the both ends that hide dust hood 3 along 2 length direction of oblique conveyer belt are the opening setting, hides dust hood 3 and support body 1 rigid coupling, hides and still is provided with dust removal component 4 in the dust hood 3.
As shown in fig. 2 and 3, the dust removing assembly 4 is provided in plural along the length direction of the inclined conveyor belt 2. The dust removal assembly 4 comprises a negative pressure barrel 41 arranged on the frame body 1, the negative pressure barrel 41 is vertically arranged and fixedly connected with the frame body 1, the top end of the negative pressure barrel 41 is communicated with an exhaust pipe 42, and one end, positioned outside the negative pressure barrel 41, of the exhaust pipe 42 is arranged towards the inclined conveyor belt 2; the other end of the exhaust pipe 42 extends into the negative pressure barrel 41. The top end of the negative pressure barrel 41 is also communicated with a fan 43, and an air outlet of the fan 43 passes through the dust hood 3 and extends out of the dust hood 3. The lower end of the negative pressure barrel 41 is provided with an opening, the lower end of the negative pressure barrel 41 is provided with a sealing plate 46 for controlling the opening and closing of the negative pressure barrel 41, and the sealing plate 46 is provided with a closing assembly 5 for tightly closing the sealing plate 46 and the negative pressure barrel 41. A spray header 44 is further fixedly connected to the top wall of the interior of the negative pressure barrel 41, when the fan 43 works, negative pressure is generated in the negative pressure barrel 41, so that dust generated by movement of aggregate above the inclined conveyor belt 2 is sucked into the negative pressure barrel 41 and captured by water sprayed by the spray header 44. The dust is collected at the bottom of the negative pressure barrel 41, thereby reducing the condition that the dust floats in the air and influences the environment.
As shown in fig. 2 and 3, a water level hole 411 is further formed on the circumferential surface of the negative pressure barrel 41, when the water level in the negative pressure barrel 41 is higher than the water level hole 411, the water in the negative pressure barrel 41 can be discharged from the water level hole 411, a plurality of drainage grooves 412 are further fixedly connected to the outer wall of the corresponding negative pressure barrel 41, and the plurality of drainage grooves 412 correspond to the water level holes 411 of the plurality of negative pressure barrels 41 one to one. The frame body 1 is further fixedly connected with a diversion trench 11, one end of the plurality of diversion trenches 412 far away from the negative pressure barrel 41 is arranged towards the diversion trench 11, and sewage is discharged into the sewage treatment tank for treatment after being concentrated through the diversion trench 412 and the diversion trench 11 after being discharged from the water level hole 411. An adhesive sheet 413 (shown in fig. 5) made of rubber is disposed at a position of the water level hole 411 outside the negative pressure barrel 41, an upper end edge of the adhesive sheet 413 is fixedly connected to the negative pressure barrel 41, and a lower end of the adhesive sheet 413 is a free end. When the blower 43 works, the negative pressure in the negative pressure barrel 41 drives the attaching piece 413 to be attached to the outer peripheral surface of the negative pressure barrel 41, so that the leakage of gas from the water level hole 411 is reduced, the dust pumping effect is further influenced, when the water level is higher than the water level hole 411, water flows seep out from a gap between the attaching piece 413 and the outer peripheral surface of the negative pressure barrel 41, water in the negative pressure barrel 41 is discharged in time, a worker does not need to drain the negative pressure barrel 41 frequently, and the use convenience of the negative pressure barrel is improved. The level holes 411 are located above the sealing plate 46 and a settling height is left between the level holes 411 and the sealing plate 46 to accommodate settling of the dust. When the sand falls to the water surface, the sand falls below the water level hole 411 and is collected in the negative pressure bucket 41.
As shown in fig. 3, one end of the exhaust pipe 42 located outside the negative pressure barrel 41 is provided with a flaring, and when the exhaust pipe 42 performs dust extraction on the surface of the inclined conveyor belt 2, the flaring of the exhaust pipe 42 is provided, so that the contact area of the exhaust pipe 42 to dust is increased, and the extraction efficiency is improved. The coaxial rigid coupling of one end that exhaust column 42 is located negative pressure bucket 41 inside has a diffusion tube 45 that leaks hopper-shaped, and the microcephaly end of diffusion tube 45 sets up towards exhaust column 42, and the least significant end of diffusion tube 45 is less than the least significant end of fan 43. When the effect of exhaust column 42 at fan 43 to carrying in the air suction of dust enters into negative pressure bucket 41, when the air current enters into the inside of diffuser 45 by exhaust column 42, because the internal diameter of diffuser 45 is greater than the internal diameter of exhaust column 42, thereby lead to gaseous velocity of flow to slow, gaseous carry effect to the dust reduces, thereby more made things convenient for the alternate segregation of dust and air current, the least of diffuser is less than the setting of the least significant end in fan 43 ventilation hole, after dust is discharged from diffuser 45, dust falls under the carry effect that receives self gravity and shower head 44 spun water, thereby it rises upwards and then enters into the inside and the condition of discharging again of fan 43 to have reduced dust, the stability of dust removal component 4 work has been improved.
As shown in fig. 3 and 4, a filter assembly 6 is further disposed at the air inlet of the fan 43, the filter assembly 6 includes a filter box 61, one end of the filter box 61 is open and hinged to a box cover 62, and two opposite sides of the filter box are respectively provided with a through hole. The filter box 61 is filled with a filter screen 63. The two sides of the top wall of the negative pressure barrel 41, which are located at the air inlet of the blower 43, are respectively provided with an elastic clamping piece 64, the elastic clamping pieces 64 are arranged downwards perpendicular to the top wall of the negative pressure barrel 41, one opposite side of each of the two elastic clamping pieces 64 is fixedly connected with a clamping block 65, and the side wall corresponding to the filter box 61 is provided with a clamping groove 66 which is mutually matched and clamped with the clamping block 65. The side of the fixture block 65, which is away from the top wall of the negative pressure barrel 41, is provided with a chamfer angle for facilitating the edge of the filter cartridge 61 to be clamped in. When the staff installs filter cartridge 61 in to negative pressure bucket 41, at first press filter cartridge 61, set up the surface and the filter cartridge 61 contact of scarf angle on the filter cartridge 61, and elastic deformation takes place for fixed shell fragment, slide to draw-in groove 66 when inside when the slider, fixed shell fragment drive fixture block 65 card is gone into draw-in groove 66 inside mutual screens through draw-in groove 66 and fixture block 65, thereby fix filter cartridge 61 on negative pressure bucket 41, the filter screen blows out the air that dust cover 3 to fan 43 and filters, thereby reduced dust and discharged the condition that causes secondary pollution from fan 43, the stability of dust removal subassembly 4 work has been improved. The arrangement of the fixing elastic sheet improves the convenience of mutual mounting and dismounting between the filter box 61 and the negative pressure barrel 41, and facilitates the replacement of the filter screen by workers.
As shown in fig. 5 and 6, the sealing plate 46 is hinged to the negative pressure tank, and the closing assembly 5 is located at one end of the sealing plate 46 far away from the hinge. The closing component 5 comprises a screw rod 51 hinged on the outer peripheral surface of the negative pressure barrel 41, a pressing ring 52 in threaded connection with the screw rod 51, and a hand wheel 53 fixedly connected on the pressing ring 52. One side rigid coupling that deviates from articulated department on the global of closing plate 46 has a jam plate 54, one side that jam plate 54 deviates from closing plate 46 has been seted up one and has been held screw rod 51 and has been changeed the groove of stepping down 55, when closing plate 46 is closed the terminal surface of negative pressure bucket 41, the staff can be with screw rod 51 change into in the groove of stepping down 55 and twist clamping ring 52 and make clamping ring 52 butt closing plate 54 on to fix closing plate 46 at the terminal surface of negative pressure bucket 41, the stability that closing plate 46 is connected with negative pressure bucket 41 has been improved. When negative pressure bucket 41 is used for a long time and then negative pressure bucket 41 is inside to be collected a large amount of dust, the staff can open closing component 5 to the sand and soil that deposits on the closing plate 46 clears up, has improved the convenience that negative pressure bucket 41 maintained. The end face of the negative pressure barrel 41 facing the sealing plate 46 is provided with an embedding groove 414, a sealing ring 415 is embedded in the embedding groove 414, and when the sealing plate 46 is attached to the end face of the negative pressure barrel 41, the sealing plate 46 and the negative pressure barrel 41 are tightly abutted to each other due to the arrangement of the sealing ring 415, so that the stability of closing the negative pressure barrel 41 by the sealing plate 46 is improved.
The implementation principle of the embodiment is as follows: when oblique conveyer belt 2 work and carry the aggregate, dust device work, the fan 43 with oblique conveyer belt 2 near the air suction enter negative pressure bucket 41 and through spraying of shower head 44 in, through the filtration of filtering subassembly 6, collect in negative pressure bucket 41 to the condition emergence that produces the raise dust in the aggregate transportation process of oblique conveyer belt 2 has been reduced, has improved operational environment.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a dust device of concrete aggregate conveyer belt, sets up on support body (1), still is provided with oblique conveyer belt (2) on support body (1), its characterized in that: including setting up dust hood (3) in support body (1) outside, be provided with dust removal subassembly (4) in dust hood (3), dust removal subassembly (4) are including setting up negative pressure bucket (41) on support body (1), and the intercommunication has exhaust column (42) on negative pressure bucket (41), and the other end of exhaust column (42) sets up towards oblique conveyer belt (2), still is provided with fan (43) that a pair of negative pressure bucket (41) carried out convulsions on negative pressure bucket (41), and the roof of exhaust column still is provided with one and sprays water downwards and carry out shower head (44) that subsides to the raise dust.
2. The dust falling device of the concrete aggregate conveying belt according to claim 1, characterized in that: and one end of the exhaust pipe (42) facing the inclined conveyor belt (2) is provided with a flaring.
3. The dust falling device of the concrete aggregate conveying belt according to claim 1, characterized in that: one end of the exhaust pipe (42) facing the negative pressure barrel (41) extends into the negative pressure barrel (41) and the end part of the exhaust pipe is provided with a funnel-shaped diffusion pipe (45), the small end of the diffusion pipe (45) is communicated with the exhaust pipe (42), and the lowest point of the diffusion pipe (45) is lower than the air inlet of the fan (43).
4. The dust falling device of the concrete aggregate conveying belt according to claim 3, characterized in that: and a filter screen (63) for filtering the sandy soil is arranged at the air exhaust outlet of the fan (43).
5. The dust fall device of the concrete aggregate conveying belt according to claim 4, characterized in that: the utility model discloses a filter box, including filter box (61), draw-in window department of fan (43), filter screen (63) are inserted and are established in filter box (61), have seted up draw-in groove (66) on filter box (61) lateral wall, and the rigid coupling has elasticity card (64) with draw-in groove (66) mutually supporting screens on the inner wall of negative pressure bucket (41).
6. The dust falling device of the concrete aggregate conveying belt according to claim 1, characterized in that: the lower end of the negative pressure barrel (41) is provided with an opening, a sealing plate (46) used for controlling the opening and the closing of the negative pressure barrel (41) is arranged at the opening at the lower end of the negative pressure barrel (41), a closing component (5) is arranged between the sealing plate (46) and the negative pressure barrel (41),
the closing component (5) comprises a screw rod (51) hinged on the outer wall of the negative pressure barrel (41), and a pressing ring (52) tightly pressed on the sealing plate (46) is further matched on the screw rod (51) in a threaded mode.
7. The dust falling device of the concrete aggregate conveying belt according to claim 6, characterized in that: a hand wheel (53) is fixedly connected to the pressing ring (52).
8. The dust falling device of the concrete aggregate conveying belt according to claim 6, characterized in that: the end face, facing the sealing plate (46), of the negative pressure barrel (41) is provided with an embedding groove (414), and a sealing ring (415) is embedded in the embedding groove (414).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021207215.8U CN212923158U (en) | 2020-06-24 | 2020-06-24 | Dust device of concrete aggregate conveyer belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021207215.8U CN212923158U (en) | 2020-06-24 | 2020-06-24 | Dust device of concrete aggregate conveyer belt |
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| Publication Number | Publication Date |
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| CN212923158U true CN212923158U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021207215.8U Active CN212923158U (en) | 2020-06-24 | 2020-06-24 | Dust device of concrete aggregate conveyer belt |
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| CN (1) | CN212923158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115107170A (en) * | 2022-06-25 | 2022-09-27 | 济南圣华混凝土有限公司 | Dust device is used in concrete production |
-
2020
- 2020-06-24 CN CN202021207215.8U patent/CN212923158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115107170A (en) * | 2022-06-25 | 2022-09-27 | 济南圣华混凝土有限公司 | Dust device is used in concrete production |
| CN115107170B (en) * | 2022-06-25 | 2024-01-30 | 济南圣华混凝土有限公司 | Dust fall device for concrete production |
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