CN105239491A - Aggregate dust removing device and method used before bin cooling and for asphalt concrete mixing equipment - Google Patents
Aggregate dust removing device and method used before bin cooling and for asphalt concrete mixing equipment Download PDFInfo
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- CN105239491A CN105239491A CN201510696070.XA CN201510696070A CN105239491A CN 105239491 A CN105239491 A CN 105239491A CN 201510696070 A CN201510696070 A CN 201510696070A CN 105239491 A CN105239491 A CN 105239491A
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- asphalt mixing
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Abstract
The invention relates to the field of aggregate dust removal before bin cooling and for asphalt concrete mixing equipment, in particular to an aggregate dust removing device and method used before bin cooling and for the asphalt concrete mixing equipment. The aggregate dust removing device used before bin cooling and for the asphalt concrete mixing equipment comprises an aggregate conveying device, a drying roller, a winnowing device and a dust remover. The winnowing device comprises a winnowing chamber and an air blower; the winnowing chamber is provided with a feed port, a discharge port, an air inlet and a dust suction port, the feed port is communicated with the drying roller, the discharge port is used for discharging screened aggregate, the air inlet is communicated with the air blower, and the dust suction port is connected with the dust remover; the air blower is provided with an air inlet and an air outlet, the air inlet is connected with the dust remover, and the air outlet is connected with the air inlet of the winnowing chamber. Meanwhile, the air blower blows clean air in the dust remover to blow dust of the aggregate in the winnowing chamber. According to the invention, the dust content of the aggregate for asphalt concrete is greatly lowered, waste is avoided, resources are saved, the arrangement is reasonable, and secondary pollution is avoided.
Description
Technical field
The present invention relates to asphalt mixing plant technical field, particularly a kind of for aggregate gumming method before the cold burden storehouse of asphalt mixing plant.
Background technology
Along with unit in charge of construction's improving constantly the flexible control overflow of asphalt mixing plant manufacturing process, the commodity bituminous mixture of continuous seepage different size comes into one's own day by day simultaneously, especially on asphalt mixing plant, it is also proposed higher requirement for seamless the feeding intake at aggregate level of control and whole station.
For solving the problem, present inventor provides a kind of continuous asphalt mixing plant (Authorization Notice No. CN202805426U), comprise aggregate and weigh oven dry supply assembly, aggregate elevator, mixing assembly, asphalt feeding system, powder supplying system, finished product material temporary storing bin and finished product material conveying storage system, it is characterized in that: also include aggregate temporary storage cabin, be provided with the first bone between the output of described aggregate elevator and the input of described mixing assembly to carry, be provided with the second bone between the output of described aggregate elevator and described aggregate temporary storage cabin input to carry, this first bone is carried and the second bone carry between be also provided with block described first bone carry open simultaneously described second bone carry or block described second bone carry open that described first bone carries simultaneously mix switching plate.The sandstone ubiquity powder containing quantity severe overweight used for domestic bituminous concrete at present, finished asphalt concrete can be caused dry and astringent, quality dissatisfaction, be easy to cracking for road construction, embedded squeezing is inadequate, structure is bad also easily rut occurs, for solving the problem, existing asphalt mixing plant processes by successively drying aggregate, sieving, above-mentioned operation required large by energy loss, the production cycle is long, cost of production is high, and the dust in aggregate cannot be recycled, and therefore need further improvement.
Summary of the invention
For overcoming deficiency of the prior art, the invention provides aggregate gumming equipment and gumming method before the cold burden storehouse that a kind of energy consumption is low, the cycle is short.
For achieving the above object, the technical solution used in the present invention is as follows: aggregate gumming equipment before cold burden storehouse, before this cold burden storehouse, aggregate gumming equipment is installed on asphalt mixing plant, it is characterized in that: comprise aggregate conveying device, pneumatic separation device and dust arrester, described aggregate conveying device is communicated with pneumatic separation device, described pneumatic separation device comprises selection by winnowing room and blast fan, this selection by winnowing room is provided with charging aperture, discharging opening, air intake and dust outlet, wherein charging aperture is connected with aggregate conveying device, discharging opening is discharged for the aggregate after screening, air intake is connected with blast fan, described dust arrester comprises dust arrester, this dust arrester is provided with suction port and powder outlet opening, wherein suction port is connected with selection by winnowing room dust outlet.
Further, asphalt mixing plant has tail gas flue, described blast fan is provided with inlet scoop and air outlet, and its inlet scoop is connected with the tail gas flue of asphalt mixing plant, air outlet is connected with selection by winnowing room air intake.
Further, pneumatic separation device also comprises air preheater, and this air preheater is installed on asphalt mixing plant to be had on tail gas flue.
Further, dust arrester also comprises cleaning shaft, air-introduced machine and sack cleaner, this cleaning shaft one end is connected with the powder outlet opening of dust arrester, the other end is connected with tail gas flue, this air-introduced machine is connected with tail gas flue, and this sack cleaner is connected with air-introduced machine and is introduced in sack cleaner by the dust in tail gas flue by air-introduced machine.
Further, dust arrester also comprises cooling driers, and this cooling driers is arranged on cleaning shaft.
Further, also comprise accumulator conveyer, this accumulator conveyer is connected with the discharging opening of selection by winnowing room.
Further, dust arrester also comprises loading spout, and this dust arrester is provided with cleaning door, and this loading spout dust arrester is connected with cleaning door.
Before cold burden storehouse, aggregate gumming method, is characterized in that, asphalt mixing plant is installed aggregate gumming equipment before the cold burden storehouse described in preceding claim any one, concrete steps are as follows:
Step 1, aggregate conveying device receives the aggregate (sandstone) of the runnings such as loading-unloading vehicle for temporary, and is transported in selection by winnowing room by aggregate conveying device by aggregate;
Step 2, aggregate enters selection by winnowing indoor, and blast fan provides wind-force to selection by winnowing indoor, carries out separation screening to aggregate;
Step 3, aggregates etc. are blown up, and coarse aggregate is become gathering materials of all size in selection by winnowing indoor by the sieved through sieve preset, and to discharge and be transported to bituminous mixing plant proportioning station, and dust enters into dust arrester with the wind with certain speed from discharging opening;
Step 4, dust is detained in dust arrester, and the deduster 6 automatic high pressure jetting deashing when dust runs up to a certain amount of, wind is continued to siphon away eliminating by blower fan 8, makes air-dry dry by way of cooling driers 10.
Further, the inlet scoop of blast fan is communicated with the tail gas flue of asphalt mixing plant, the hot blast in tail gas flue is introduced selection by winnowing indoor, carries out selection by winnowing and heating, drying to aggregate simultaneously.
Further, the dust in dust arrester siphons away eliminating by blower fan, makes air-dry dry by way of cooling driers, can be got rid of when Dust Capacity arrives a certain amount of by loading spout.
From the above-mentioned description of this invention, compared with prior art, provided by the invention for aggregate gumming before the cold burden storehouse of asphalt mixing plant, there is beneficial effect: one is bituminous concrete aggregate be greatly reduced to containing powder rate the production requirement 5% that client meets within; Two be recyclable dust for other purposes, can not waste be produced, economize on resources; Three is that pneumatic separation device and deduster and drying drum constitute a loop of circulating, rationally distributed, economize on resources, and does not produce secondary pollution.
Accompanying drawing explanation
Fig. 1 is the structural representation of aggregate gumming before the cold burden storehouse for asphalt mixing plant.
Detailed description of the invention
Below by way of detailed description of the invention, the invention will be further described.
With reference to shown in Fig. 1, aggregate gumming equipment before cold burden storehouse, before this cold burden storehouse aggregate gumming equipment be installed on there is tail gas flue 100 asphalt mixing plant on, comprise aggregate conveying device 1, pneumatic separation device 2, dust arrester 3 and accumulator conveyer 4.
Aggregate conveying device 1 comprises collecting bin 11 and feeding belt 12, and collecting bin 11 is that feeding belt 12 prepares gumming for being transported in pneumatic separation device 2 by the aggregate in feed bin 11 for accepting truck or loader unloads the bucket gathered materials.
Pneumatic separation device 2 comprises selection by winnowing room 21, blast fan 22, air preheater 23, this selection by winnowing room 21 is provided with charging aperture 211, discharging opening 212, air intake 213, dust outlet 214 and multilayer screen cloth 215, wherein charging aperture 211 be connected with feeding belt 12 enter in selection by winnowing room 21 for aggregate, discharging opening 212 be connected with accumulator conveyer 4 confession screen after aggregate is discharged, air intake 213 is connected with blast fan 22, dust outlet 214 is connected with dust arrester 3, and multilayer screen cloth 215 is located in selection by winnowing room 21 for just aggregate screening being become gathering materials of all size;
Blast fan 22 is provided with inlet scoop 221 and air outlet 222, and its inlet scoop 221 is connected with the tail gas flue 100 of asphalt mixing plant, air outlet 222 is connected with selection by winnowing room air intake 213;
Air preheater 23 is installed on asphalt mixing plant to be had on tail gas flue 100, and when in tail gas flue 100, exhaust temperature is inadequate, the air entering blast fan 22 utilizes flue heat energy to shift to an earlier date preheating by air preheater 23.
Dust arrester 3 comprises dust arrester 31, cleaning shaft 32, air-introduced machine 33, sack cleaner 34, cooling driers 35 and loading spout 36, this dust arrester 31 is provided with suction port 311, powder outlet opening 312 and cleaning door 313, wherein suction port 311 is connected with selection by winnowing room dust outlet 214, and powder outlet opening 312 is connected with air-introduced machine 33, cleaning door 313 is connected with loading spout 36; This cleaning shaft 32 one end is connected with the powder outlet opening 312 of dust arrester 31, the other end is connected with tail gas flue 100, this air-introduced machine 33 is connected with tail gas flue 100, this sack cleaner 34 is connected with air-introduced machine 33 and introduces in sack cleaner 34 by air-introduced machine 33 by the dust in tail gas flue 100, this cooling driers 35 is arranged on cleaning shaft 32, and loading spout dust arrester is connected with powder outlet opening.
Accumulator conveyer 4 comprises coarse aggregate belt conveyor 41 and fine aggregate belt conveyor 42, this coarse aggregate belt conveyor 41 and fine aggregate belt conveyor 42 are connected with the discharging opening 212 of selection by winnowing room respectively, and will gather materials according to the specification of gathering materials is transported in bituminous mixing plant proportioning station respectively.
With reference to shown in Fig. 1, a kind of aggregate gumming method before cold burden storehouse, asphalt mixing plant is set up aggregate gumming equipment before the cold burden storehouse stated, and concrete steps are as follows:
Step 1, aggregate conveying device 1 receives the aggregate (sandstone) of the runnings such as loading-unloading vehicle and is temporary in collecting bin 11, and aggregate is transported in selection by winnowing room 21 by feeding belt 12;
Step 2, aggregate enters in selection by winnowing room 21, blast fan 22 provides wind-force to selection by winnowing indoor, separation screening is carried out to aggregate, 21 inlet scoops 221 of blast fan are communicated with the tail gas flue 100 of asphalt mixing plant, hot blast in tail gas flue 100 is introduced in selection by winnowing room 21, selection by winnowing and heating, drying are carried out to aggregate simultaneously;
Step 3, aggregates etc. are blown up, and coarse aggregate 215 is divided into gathering materials of all size by the screen cloth sieve preset in selection by winnowing room 21, to discharge and be transported to bituminous mixing plant proportioning station, and dust enters into dust arrester 31 with the wind with certain speed from discharging opening 212;
Step 4, dust is detained in dust arrester, and the deduster 6 automatic high pressure jetting deashing when dust runs up to a certain amount of, wind is continued to siphon away eliminating by blower fan 8, makes air-dry dry by way of cooling driers 10.
According to claim 8 for aggregate gumming before the cold burden storehouse of asphalt mixing plant, it is characterized in that: the dust in described dust arrester siphons away eliminating by blower fan, make by way of cooling driers air-dry dry, can be got rid of by loading spout when Dust Capacity arrives a certain amount of.
Above are only some detailed description of the invention of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading scope.
Claims (10)
1. for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, before this cold burden storehouse, aggregate gumming equipment is installed on asphalt mixing plant, it is characterized in that: comprise aggregate conveying device, pneumatic separation device and dust arrester, described aggregate conveying device is communicated with pneumatic separation device, described pneumatic separation device comprises selection by winnowing room and blast fan, this selection by winnowing room is provided with charging aperture, discharging opening, air intake and dust outlet, wherein charging aperture is connected with aggregate conveying device, discharging opening is discharged for the aggregate after screening, air intake is connected with blast fan, described dust arrester comprises dust arrester, this dust arrester is provided with suction port and powder outlet opening, wherein suction port is connected with selection by winnowing room dust outlet.
2. according to claim 1 for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, it is characterized in that: described asphalt mixing plant has tail gas flue, described blast fan is provided with inlet scoop and air outlet, and its inlet scoop is connected with the tail gas flue of asphalt mixing plant, air outlet is connected with selection by winnowing room air intake.
3. according to claim 2 for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, it is characterized in that: described pneumatic separation device also comprises air preheater, this air preheater is installed on asphalt mixing plant to be had on tail gas flue.
4. according to Claims 2 or 3 for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, it is characterized in that: described dust arrester also comprises cleaning shaft, air-introduced machine and sack cleaner, this cleaning shaft one end is connected with the powder outlet opening of dust arrester, the other end is connected with tail gas flue, this air-introduced machine is connected with tail gas flue, and this sack cleaner is connected with air-introduced machine and is introduced in sack cleaner by the dust in tail gas flue by air-introduced machine.
5. according to claim 4 for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, it is characterized in that: described dust arrester also comprises cooling driers, this cooling driers is arranged on cleaning shaft.
6. according to claim 1 for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, it is characterized in that: also comprise accumulator conveyer, this accumulator conveyer is connected with the discharging opening of selection by winnowing room.
7. according to claim 1 for aggregate gumming equipment before the cold burden storehouse of asphalt mixing plant, it is characterized in that: described dust arrester also comprises loading spout, this dust arrester is provided with cleaning door, and this loading spout dust arrester is connected with cleaning door.
8. for aggregate gumming method before the cold burden storehouse of asphalt mixing plant, it is characterized in that, asphalt mixing plant is installed aggregate gumming equipment before the cold burden storehouse in claim 1-7 described in any one, concrete steps are as follows:
Step 1, aggregate conveying device receives the aggregate (sandstone) of the runnings such as loading-unloading vehicle for temporary, and is transported in selection by winnowing room by aggregate conveying device by aggregate;
Step 2, aggregate enters selection by winnowing indoor, and blast fan provides wind-force to selection by winnowing indoor, carries out separation screening to aggregate;
Step 3, aggregates etc. are blown up, and coarse aggregate is become gathering materials of all size in selection by winnowing indoor by the sieved through sieve preset, and to discharge and be transported to bituminous mixing plant proportioning station, and dust enters into dust arrester with the wind with certain speed from discharging opening;
Step 4, dust is detained in dust arrester, and the deduster 6 automatic high pressure jetting deashing when dust runs up to a certain amount of, wind is continued to siphon away eliminating by blower fan 8, makes air-dry dry by way of cooling driers 10.
9. according to claim 8 for aggregate gumming method before the cold burden storehouse of asphalt mixing plant, it is characterized in that: the inlet scoop of described blast fan is communicated with the tail gas flue of asphalt mixing plant, hot blast in tail gas flue is introduced selection by winnowing indoor, selection by winnowing and heating, drying are carried out to aggregate simultaneously.
10. according to claim 8 for aggregate gumming method before the cold burden storehouse of asphalt mixing plant, it is characterized in that: the dust in described dust arrester siphons away eliminating by blower fan, make by way of cooling driers air-dry dry, can be got rid of by loading spout when Dust Capacity arrives a certain amount of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510696070.XA CN105239491B (en) | 2015-10-23 | 2015-10-23 | For aggregate gumming device and method before the cold burden storehouse of asphalt mixing plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510696070.XA CN105239491B (en) | 2015-10-23 | 2015-10-23 | For aggregate gumming device and method before the cold burden storehouse of asphalt mixing plant |
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| CN105239491A true CN105239491A (en) | 2016-01-13 |
| CN105239491B CN105239491B (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510696070.XA Active CN105239491B (en) | 2015-10-23 | 2015-10-23 | For aggregate gumming device and method before the cold burden storehouse of asphalt mixing plant |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583139A (en) * | 2016-01-15 | 2016-05-18 | 江苏广吴建设园林有限公司 | Aggregate dust removal device for cement stabilized macadam and cement stabilized macadam mixing station |
| CN107261666A (en) * | 2017-07-12 | 2017-10-20 | 苏州希瑞特环保科技有限公司 | Novel pulse bag-type dust collector |
| CN107727540A (en) * | 2017-10-27 | 2018-02-23 | 华侨大学 | A kind of Machine-made Sand on-line measuring device and online test method |
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| US20050128861A1 (en) * | 2002-04-09 | 2005-06-16 | Gencer Mehmet N. | System units for treatment of aggregate material |
| CN102605703A (en) * | 2012-03-05 | 2012-07-25 | 河南陆德筑机股份有限公司 | Flash dust collecting and processing device for asphalt mixing plant |
| CN203654133U (en) * | 2013-12-07 | 2014-06-18 | 郑州市诚发机械制造有限公司 | Self-dedusting asphalt concrete mixer |
| CN203684035U (en) * | 2013-12-31 | 2014-07-02 | 长安大学 | Drying and dust collecting device for asphalt concrete |
| CN204672041U (en) * | 2015-05-25 | 2015-09-30 | 安徽路达泰克沥青新材料有限公司 | A kind of cleaner of warm-mixed asphalt pavement maintenance truck |
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2015
- 2015-10-23 CN CN201510696070.XA patent/CN105239491B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050128861A1 (en) * | 2002-04-09 | 2005-06-16 | Gencer Mehmet N. | System units for treatment of aggregate material |
| CN102605703A (en) * | 2012-03-05 | 2012-07-25 | 河南陆德筑机股份有限公司 | Flash dust collecting and processing device for asphalt mixing plant |
| CN203654133U (en) * | 2013-12-07 | 2014-06-18 | 郑州市诚发机械制造有限公司 | Self-dedusting asphalt concrete mixer |
| CN203684035U (en) * | 2013-12-31 | 2014-07-02 | 长安大学 | Drying and dust collecting device for asphalt concrete |
| CN204672041U (en) * | 2015-05-25 | 2015-09-30 | 安徽路达泰克沥青新材料有限公司 | A kind of cleaner of warm-mixed asphalt pavement maintenance truck |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583139A (en) * | 2016-01-15 | 2016-05-18 | 江苏广吴建设园林有限公司 | Aggregate dust removal device for cement stabilized macadam and cement stabilized macadam mixing station |
| CN107261666A (en) * | 2017-07-12 | 2017-10-20 | 苏州希瑞特环保科技有限公司 | Novel pulse bag-type dust collector |
| CN107727540A (en) * | 2017-10-27 | 2018-02-23 | 华侨大学 | A kind of Machine-made Sand on-line measuring device and online test method |
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| Publication number | Publication date |
|---|---|
| CN105239491B (en) | 2017-11-10 |
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Address after: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee after: Fujian Nanfang pavement machinery Co., Ltd Address before: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee before: FUJIAN SOUTH HIGHWAY MACHINERY Co.,Ltd. |