CN210797183U - Reinforced dust collector of asphalt concrete - Google Patents
Reinforced dust collector of asphalt concrete Download PDFInfo
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- CN210797183U CN210797183U CN201921578163.2U CN201921578163U CN210797183U CN 210797183 U CN210797183 U CN 210797183U CN 201921578163 U CN201921578163 U CN 201921578163U CN 210797183 U CN210797183 U CN 210797183U
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Abstract
The utility model relates to a bituminous concrete produces technical field, in particular to reinforced dust collector of bituminous concrete, including air exhauster and the air-supply line of connection on the air exhauster air intake, in the air outlet of air exhauster was connected to the dust remover, the air exhauster was fixed on the dust remover, its characterized in that: the air-supply line sets up the top at the agitator tank, the lower extreme of air-supply line is provided with the support of support, the mouth of pipe department fixedly connected with dust cage of air-supply line, still be connected with the draught fan on the air-supply line, the draught fan is close to the dust cage setting, the draught fan is introduced air and dust in the air-supply line, the dust collector can play the effect of collecting the recovery to the dust that produces when reinforced in the agitator tank, make and produce the dust can not direct fill in the air or fall into around the place, thereby the dust of production can be concentrated and retrieved and carry out reutilization, and the environment has been protected.
Description
Technical Field
The utility model relates to an asphalt concrete produces technical field, in particular to reinforced dust collector of asphalt concrete.
Background
Asphalt concrete (Bituminous concrete) is commonly called as asphalt concrete, and is a mixture prepared by manually selecting mineral aggregate with a certain gradation composition, broken stone or crushed gravel, stone chips or sand, mineral powder and the like, and mixing the mineral aggregate with a certain proportion of road asphalt material under strictly controlled conditions.
At present, certain dust is often generated when raw materials are added into a stirring tank in the process of manufacturing asphalt concrete, and particularly, a large amount of dust is generated when mineral powder is added into the stirring tank. If the dust is directly discharged into the atmosphere, environmental pollution is easily caused, so a dust removal device is usually arranged at a place where the asphalt concrete raw material is added, but spraying dust fall is used for common dust removal, but dust removal is carried out by using the method, and the mineral powder can be directly treated after falling to the ground, so that the mineral powder and the like cannot be recycled. Therefore, in order to improve the existing dust removal mode, the dust removal device capable of recycling and processing dust is designed and provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reinforced dust collector of asphalt concrete, the dust that produces when this dust collector can feed in to the agitator tank plays the effect of collecting the recovery, makes to produce the dust can not direct fill in the air or fall into around the place to the dust that produces can be concentrated and retrieved and carry out reutilization, has protected the environment moreover.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a reinforced dust collector of asphalt concrete, includes the air exhauster and connects the air-supply line on the air exhauster air intake, in the air outlet of air exhauster is connected to the dust remover, the air exhauster is fixed on the dust remover, the air-supply line sets up the top at the agitator tank, the lower extreme of air-supply line is provided with the support of support, the mouth of pipe department fixedly connected with dust cage of air-supply line, still be connected with the draught fan on the air-supply line, the draught fan is close to the dust cage setting, the draught fan is introduced air and dust in the air-supply line.
Through adopting above-mentioned technical scheme, the draught fan makes certain negative pressure in the air-intake pipe, then the air around the dust cage is inhaled in the dust cage to produced dust is gone in the dust cage can be inhaled equally when adding the powdered ore in the agitator tank, then sends into gas through the air exhauster and removes dust and retrieve in the dust remover, thereby can carry out reutilization with the dust of retrieving, has both protected the environment, has improved the utilization ratio of resource moreover.
The utility model discloses further set up to: the dust collecting cover is arranged above the stirring tank in a funnel-shaped inverted buckle manner.
By adopting the technical scheme, the negative pressure generated at the inlet of the dust hood is almost different, and the dust hood cannot generate stronger negative pressure, so that dust generated in the blanking process is mainly absorbed by the dust hood, the mineral powder in the blanking process cannot be absorbed away, and the practicability of the dust hood is improved.
The utility model discloses further set up to: the lower end of the dust collection cover is fixedly connected with a grid plate.
By adopting the technical scheme, the arrangement of the grid plate can prevent sundries like plastic bags from being absorbed into the dust collection cover, so that the phenomenon of blockage of a draught fan, an exhaust fan and even a dust remover is avoided.
The utility model discloses further set up to: the upper portion of the grid plate is connected with a conical plate, the conical plate is in the shape of a conical side face, and the conical plate and the dust hood are coaxially arranged.
Through adopting above-mentioned technical scheme, through setting up the conical plate for the air current that flows to the draught fan can not be directly from agitator tank flow direction dust excluding hood in, but in the even flow direction draught fan of outer lane along the dust cage, thereby make the dust of production can be progressively in flowing into the draught fan.
The utility model discloses further set up to: the upper end of the grid plate is fixed with a circular baffle, the baffle and the conical plate are coaxially arranged, and the diameter of the baffle is the same as that of the conical plate.
Through adopting above-mentioned technical scheme, through setting up the baffle to certain dust of adhesion has been avoided on the internal surface of conical plate.
The utility model discloses further set up to: the cone angle of the cone plate is the same as that of the dust hood.
Through adopting above-mentioned technical scheme to the distance everywhere between conical plate and the dust cage equals, and the air current that produces is also more even, and then the dust air current that flows into in the induced draft fan is also more stable.
The utility model discloses further set up to: the distance between the conical plate and the dust collection cover is between half of the width of the air inlet pipe and the width of the air inlet pipe.
Through adopting above-mentioned technical scheme, through the relation between distance and the air-supply line diameter between restriction conical plate and the dust cage to make the air current relatively stable that flows to in the air-supply line, at the in-process that the air current rises, the dust can not drop, thereby the effect of absorption dust is better.
The utility model discloses further set up to: an air distribution plate is connected between the conical plate and the grid plate and is in a cylindrical side shape.
By adopting the technical scheme, the lower end of the conical plate is further provided with the sub-sealing plate, so that the phenomenon that dust cannot be absorbed in the dust hood due to the fact that the coverage area of the conical plate is too large is avoided.
To sum up, the utility model discloses following beneficial effect has:
1. the dust removal device can well play a role in dust removal and recovery, and the dust collection cover can also prevent mineral powder falling into the stirring tank from being sucked into the dust collection cover as dust while absorbing the dust.
2. The arrangement of the grid plate can prevent sundries such as plastic bags from being sucked into the dust collection cover, and the conical plate, the air distribution plate and the baffle plate can enable air flow around the dust collection cover to uniformly flow to the induced draft fan and then be sent into the dust remover through the induced draft fan.
Drawings
FIG. 1 is a state diagram of use of an embodiment;
FIG. 2 is a schematic view of the structure within the agitator tank;
fig. 3 is a schematic view of the structure inside the dust cage.
In the figure, 1, an exhaust fan; 11. an air inlet pipe; 111. a first air duct; 112. a second air duct; 2. a dust remover; 3. a support; 31. a support plate; 32. a first support bar; 33. a second support bar; 4. a stirring tank; 41. a support leg; 42. a feed plate; 43. a discharge port; 5. a stirring assembly; 51. a stirring shaft; 52. stirring blades; 53. a drive motor; 54. a speed reducer; 6. an induced draft fan; 71. a dust collection cover; 72. a grid plate; 73. a conical plate; 74. a wind distribution plate; 75. and a baffle plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
A dust removal device for asphalt concrete charging is shown in figures 1 and 2 and comprises an exhaust fan 1, wherein an air inlet of the exhaust fan 1 is connected with an air inlet pipe 11, and the air inlet pipe 11 is in flange connection with the exhaust fan 1; the air outlet of the exhaust fan 1 is connected with a dust remover 2, the exhaust fan 1 is connected to the side end face of the dust remover 2 in a flange mode, and the dust remover 2 removes dust and filters the mixture of the blown air and dust. The air inlet pipe 11 is fixed on the ground through the support 3, the air inlet of the air inlet pipe 11 is arranged above the stirring tank 4, and the stirring assembly 5 of the asphalt concrete is arranged in the stirring tank 4. The stirring assembly 5 comprises a stirring shaft 51 arranged in the stirring tank 4 and a stirring blade 52 fixed on the stirring shaft 51, the lower end of the stirring tank 4 is provided with a driving motor 53 for driving the stirring shaft 51 to rotate, the driving motor 53 is connected with a speed reducer 54, the rotating shaft key of the driving motor 53 is connected with the input shaft of the speed reducer 54, the output shaft of the speed reducer 54 is connected with the stirring shaft 51 in a key mode, and the shell of the speed reducer 54 is connected with a flange and fixed at the lower end of the stirring tank 4. The lower extreme of agitator tank 4 is equipped with four landing legs 41 that support agitator tank 4, and the upper end of agitator tank 4 is connected with the charge plate 42 that carries out the material loading to agitator tank 4 in, and the discharge gate 43 of agitator tank 4 sets up the lower extreme at agitator tank 4.
Referring to fig. 1 and 3, an induced draft fan 6 is connected in the middle of the air inlet pipe 11, and the induced draft fan 6 divides the air inlet pipe 11 into two sections: first tuber pipe 111 and second tuber pipe 112, what draught fan 6 and air exhauster 1 were between be first tuber pipe 111, connect on the air intake of draught fan 6 be second tuber pipe 112, first tuber pipe 111 is the same with the diameter size of second tuber pipe 112. The lower extreme of draught fan 6 is provided with the backup pad 31 that supports draught fan 6, and the lower extreme of first tuber pipe 111 is provided with the first bracing piece 32 that supports first tuber pipe 111, is provided with the second bracing piece 33 that supports second tuber pipe 112 on the backup pad 31, and backup pad 31, first bracing piece 32 and second bracing piece 33 are the component part of support 3. The dust collection cover 71 is connected to an air inlet of the second air pipe 112, the dust collection cover 71 is arranged right above the stirring tank 4, the dust collection cover 71 is in a funnel shape and is reversely buckled above the stirring tank 4, the dust collection cover 71 is made of an iron plate, a grid plate 72 is fixedly connected to the lower end of the dust collection cover 71, an inlet of the dust collection cover 71 is sealed by the grid plate 72, a conical plate 73 is arranged between the dust collection cover 71 and the grid plate 72, the conical plate 73 is in a conical side shape, an air distribution plate 74 is arranged between the conical plate 73 and the grid plate 72, the air distribution plate 74 is in a cylindrical shape, the air distribution plate 74 is in a cylindrical side shape, the diameter of the air distribution plate 74 is the same as that of the conical plate 73, the air distribution plate 74, the conical plate 73 and the dust collection cover 71 are coaxially arranged, and the air distribution plate 74 is fixedly connected to the bottom surface of the conical. The cone angle of the conical plate 73 is the same as that of the dust hood 71, a baffle plate 75 is fixedly connected between the air distribution plate 74 and the grid plate 72, the baffle plate 75 is a circular plate, the lower end of the air distribution plate 74 is sealed by the baffle plate 75, the baffle plate 75 and the air distribution plate 74 are coaxially arranged, and the baffle plate 75 is welded at the upper end of the grid plate 72. The vertical distance between the conical plate 73 and the dust collection cover 71 is greater than half the diameter of the first air duct 111, but less than the diameter of the first air duct 111. The grid plate 72, the baffle plate 75, the air distribution plate 74 and the conical plate 73 are integrally welded together, and the conical plate 73 and the dust collection cover 71 have the same cone angle and are coaxially arranged, so that the conical plate 73 and the air distribution plate 74 can play a certain role in distributing air near the dust collection cover 71, and the condition that the induced draft fan 6 directly sucks mineral powder dust in the stirring tank 4 into the second air pipe 112 and sends the mineral powder dust into the dust remover 2 is also avoided.
The utility model discloses a theory of operation: before adding the mineral powder into the stirring tank 4, the exhaust fan 1 and the induced draft fan 6 are started, and the conical plate 73, the air distribution plate 74 and the baffle plate 75 are arranged, so that the airflow in the stirring tank 4 cannot directly flow into the second air pipe 112, and the generated mineral powder dust is sucked by the dust collection cover 71 in the rising process, and then enters the dust collector 2 for recycling and dedusting.
The present invention is not limited to the above embodiment, and those skilled in the art can make modifications to the embodiment as required without inventive contribution after reading the present specification, but all the modifications are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a reinforced dust collector of asphalt concrete, includes air exhauster (1) and air-supply line (11) of connection on air exhauster (1) air intake, in the air outlet of air exhauster (1) was connected to dust remover (2), air exhauster (1) was fixed on dust remover (2), its characterized in that: the utility model discloses a dust collector, including agitator tank (4), air-supply line (11) set up the top in agitator tank (4), the lower extreme of air-supply line (11) is provided with support (3) of support, the mouth of pipe fixedly connected with dust cage (71) of air-supply line (11), still be connected with draught fan (6) on air-supply line (11), draught fan (6) are close to dust cage (71) and set up, draught fan (6) are introduced air and dust in air-supply line (11).
2. The dust removing device for asphalt concrete charging according to claim 1, characterized in that: the dust collection cover (71) is arranged above the stirring tank (4) in a funnel-shaped reverse buckling manner.
3. The dust removing device for asphalt concrete charging according to claim 2, characterized in that: the lower end of the dust collection cover (71) is fixedly connected with a grid plate (72).
4. The dust removing device for asphalt concrete charging according to claim 3, characterized in that: a conical plate (73) is connected above the grid plate (72), the conical plate (73) is in the shape of a conical side face, and the conical plate (73) and the dust collection cover (71) are coaxially arranged.
5. The dust removing device for asphalt concrete charging according to claim 4, characterized in that: a circular baffle plate (75) is fixed at the upper end of the grid plate (72), the baffle plate (75) and the conical plate (73) are coaxially arranged, and the diameter of the baffle plate (75) is the same as that of the conical plate (73).
6. The dust removing device for asphalt concrete charging according to claim 4, characterized in that: the cone angle of the conical plate (73) is the same as that of the dust collection cover (71).
7. The dust removing device for asphalt concrete charging according to claim 6, characterized in that: the distance between the conical plate (73) and the dust collection cover (71) is between half of the width of the air inlet pipe (11) and the width of the air inlet pipe (11).
8. The dust removing device for asphalt concrete charging according to claim 6, characterized in that: an air distribution plate (74) is connected between the conical plate (73) and the grid plate (72), and the air distribution plate (74) is in a cylindrical side shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921578163.2U CN210797183U (en) | 2019-09-21 | 2019-09-21 | Reinforced dust collector of asphalt concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921578163.2U CN210797183U (en) | 2019-09-21 | 2019-09-21 | Reinforced dust collector of asphalt concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210797183U true CN210797183U (en) | 2020-06-19 |
Family
ID=71240323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921578163.2U Active CN210797183U (en) | 2019-09-21 | 2019-09-21 | Reinforced dust collector of asphalt concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210797183U (en) |
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2019
- 2019-09-21 CN CN201921578163.2U patent/CN210797183U/en active Active
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