CN104876463A - Dry machine-made sand production system - Google Patents

Dry machine-made sand production system Download PDF

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Publication number
CN104876463A
CN104876463A CN201510261658.2A CN201510261658A CN104876463A CN 104876463 A CN104876463 A CN 104876463A CN 201510261658 A CN201510261658 A CN 201510261658A CN 104876463 A CN104876463 A CN 104876463A
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CN
China
Prior art keywords
outlet
separating
dust
equipment
sand production
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Pending
Application number
CN201510261658.2A
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Chinese (zh)
Inventor
黄建安
罗嵩
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Henan Liming Heavy Industry Technology Co Ltd
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Henan Liming Heavy Industry Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Henan Liming Heavy Industry Technology Co Ltd filed Critical Henan Liming Heavy Industry Technology Co Ltd
Priority to CN201510261658.2A priority Critical patent/CN104876463A/en
Publication of CN104876463A publication Critical patent/CN104876463A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a dry machine-made sand production system, which comprises a crusher, a vibrating feeding mechanism and a winnowing screening device, which are sequentially connected with one another, wherein a dust outlet of the winnowing screening device is connected with an inlet of primary dust-removing equipment; an air outlet of the dust-removing equipment is connected with the inlet of a draught fan; an outlet of the draught fan is respectively connected with an air inlet of the winnowing screening device and the inlet of secondary dust-removing equipment; a crude product outlet of the winnowing screening device is connected with the inlet of the crusher; a dust outlet and a feeding opening are formed in the upper part of the winnowing screening device; a lateral air inlet is formed below the feeding opening; a sieve is arranged in the middle of the winnowing screening device; a finished product outlet below the sieve and a crude product outlet below the outlet at the lower end of the sieve are formed in the lower part of the winnowing screening device; and the feeding opening is connected with a discharge opening of the vibrating feeding mechanism. According to the dry machine-made sand production system, the energy consumption of the system is effectively reduced; and the equipment investment cost and the late maintenance cost are greatly reduced.

Description

Dry type Machine-made Sand production system
Technical field
The present invention relates to Machine-made Sand production field, especially relate to a kind of dry type Machine-made Sand production system.
Background technology
Along with the raising of people's environmental consciousness and for reducing the destruction to natural resources, the use of natural sand has been subjected to strict restriction, progressively will exit building materials market, and replaced by Machine-made Sand.Machine-made Sand belongs to the fine aggregate in concrete, refers to the rock particles being less than 4.75mm by Mechanical Crushing, particle diameter.Dry type Machine-made Sand method conventional is at present: raw material is after disintegrating apparatus, sieve out finished product, usually the additional operation such as shaping and humidification, to return disintegrating apparatus again broken by all or part of for coarse fodder more than final dimension simultaneously, and bed blending is added the dust major part produced man-hour and recycled by selection by winnowing, collection device.Wherein, selection by winnowing, secondary selection by winnowing need to configure high-power blast apparatus, meet the object of abundant selection by winnowing; Then need to be equipped with induced draft fan at dust recovery process to gather dust for negative pressure; In order to reach emission request, avoiding environmental pollution, usually also needing to select the fly-ash separator compared with large gauge.Therefore, the equipment needed for whole system is more, and disposable input cost is higher, and brings a large amount of maintenance services.
Summary of the invention
The invention provides a kind of dry type Machine-made Sand production system, solve the problem that existing dry type Machine-made Sand production system equipment investment cost is high, maintenance workload is large.
For achieving the above object, the present invention can take following technical proposals:
Dry type Machine-made Sand production system of the present invention, comprise connect successively crusher, vibrator supply mechanism, wind riddle separating device; The dust removal port of described wind riddle separating device connects the import of primary dust removing equipment, the import of the air outlet connecting fan of described primary dust removing equipment, and the outlet of described blower fan connects the blast inlet of wind riddle separating device and the import of two-stage dust removal equipment respectively; The crude product outlet of described wind riddle separating device connects the import of described crusher, the top of wind riddle separating device is provided with dust removal port and feeding mouth, side air admission mouth is provided with below described feeding mouth, the middle part of wind riddle separating device is provided with screen cloth, and the bottom of wind riddle separating device is provided with the product outlet be positioned at below described screen cloth and the crude product outlet being positioned at outlet below, screen cloth lower end; Described feeding mouth is connected with the discharge port of described vibrator supply mechanism.
The export pipeline of described blower fan is provided with flow distributor.
Described screen cloth is arranged to described crude product outlet lopsidedness.
Described primary dust removing equipment is tornado dust collector.
Described blower fan works in selection by winnowing and dedusting simultaneously.
The present invention utilizes same blower fan to complete selection by winnowing and dedusting operation, selects two-stage dust removal installation simultaneously, has following beneficial effect:
the wind riddle separating device structure used is simple, dedusting abundant, is beneficial to bolting operation, largely improves screening efficiency;
according to the feature of wind path feature and Fan Equipment, the Fans equipment that makes full use of completes selection by winnowing and gathers dust, and reduces system configuration cost;
classification dedusting, selects tornado dust collector, replaces the function of specific equipment, reduce the configuration requirement of specific equipment, thus reduce the maintenance cost in system configuration cost and later stage with general-purpose equipment part;
owing to being configured with air-flow distributor in malleation pipeline, selection by winnowing dynamics is controlled, thus the powder containing quantity in adjustment finished sand.
In sum, dry type Machine-made Sand production system of the present invention takes full advantage of equipment complex performance, effectively reduces system energy consumption, greatly reduces equipment investment cost and later maintenance cost, is high, the environment friendly and pollution-free sand system processed of a kind of selection by winnowing efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
As shown in Figure 1, dry type Machine-made Sand production system of the present invention, comprise connect successively crusher 1, vibrator supply mechanism 2, wind riddle separating device 3; The top of this wind riddle separating device 3 is provided with dust removal port 4 and feeding mouth 10, side air admission mouth 7 is provided with below feeding mouth 10, the middle part of wind riddle separating device 3 is provided with screen cloth 11, this screen cloth 11 exports 9 lopsidedness to crude product and arranges, and the bottom of wind riddle separating device 3 is provided with the product outlet 12 be positioned at below screen cloth 11 and the crude product outlet 9 being positioned at outlet below, screen cloth 11 lower end.Described feeding mouth 10 is connected with the discharge port of vibrator supply mechanism 2, and dust removal port 4 connects the import of the tornado dust collector 5 being used for primary dust removing.Meanwhile, crude product outlet 9 is connected by the import of lift technique with crusher 1, carries out secondary breaking, selection by winnowing to defective crude product.The import of the air outlet connecting fan 6 of tornado dust collector 5, the outlet of blower fan 6 connects the import of the blast inlet 7 of wind riddle separating device 3 and the fly-ash separator 8 for two-stage dust removal respectively, and arranges air-flow distributor 13 on this outlet malleation pipeline.
The crusher 1 adopted in the present embodiment is vertical shaft impact crusher.
The vibrator supply mechanism 2 adopted in the present embodiment, can make sand material vibrate at level, vertical direction, thus reach the object of even bulk cargo, be conducive to follow-up selection by winnowing.At raw material ideally, can be replaced by friction feeding device.
Adopt wind riddle separating device 3 in the present embodiment, implement selection by winnowing with malleation controllable air flow, usually set up the setting device such as bulk cargo, backgauge, thus reach better result of use.
Tornado dust collector 5 in the present embodiment are that the centrifugal force utilizing swirling eddy to produce makes grit be separated from air-flow.In systems in which, blower fan 6 produces malleation and negative pressure can be fully used.According to the requirement to finished sand size fractionated ratio and content of stone powder, by air-flow distributor 13, with the air-flow size entering fly-ash separator 8, distribution is carried out to the air-flow entering wind riddle separating device 3 and control, realize the adjustment to selection by winnowing air-flow.
During use, rubble raw material is processed into Machine-made Sand by crusher 1, delivers to vibrator supply mechanism 2 via handling equipment, enter wind riddle separating device 3.Raw material is by the free blanking of feeding mouth 10, and now blast inlet 7 place has the malleation air-flow that blower fan 6 provides, and with under the effect of sand material, by dust separation wherein, and is sent to dust removal port 4.Sand material after dedusting falls to and carry out screening operation on the vibration screen 11 of crude product outlet 9 inclination, and qualified finished sand falls below screen cloth 11, exports finished sand by product outlet 12; The underproof sand material of particle diameter falls into crude product outlet 9 above screen cloth 11, then takes back crusher 1 by handling equipment, re-starts fragmentation.
Dust laden air enters the tornado dust collector 5 for primary dust removing from the external pipeline of dust removal port 4, eddy current is formed along the flowing of its inwall, the grit generation sedimentation that particle diameter is greater than 0.005 ~ 0.01 millimeter, stone flour collecting bin is entered from tornado dust collector 5 bottom, the negative pressure that residue is provided by blower fan 6 containing micro mist gas is from tornado dust collector 5 top sucking-off, two-way is divided into by air-flow distributor 13: a road returns blast inlet 7 recycle of wind riddle separating device 3 after blower fan 6, additional air is sent into and is used in the fly-ash separator 8 of two-stage dust removal by another road, air is entered after further purification, the stone flour that fly-ash separator 8 collective low obtains through sedimentation.

Claims (5)

1. a dry type Machine-made Sand production system, is characterized in that: comprise connect successively crusher (1), vibrator supply mechanism (2), wind riddle separating device (3); The dust removal port (4) of described wind riddle separating device (3) connects the import of primary dust removing equipment (5), the import of the air outlet connecting fan (6) of described primary dust removing equipment (5), the outlet of described blower fan (6) connects the blast inlet (7) of wind riddle separating device (3) and the import of two-stage dust removal equipment (8) respectively; Crude product outlet (9) of described wind riddle separating device (3) connects the import of described crusher (1), the top of wind riddle separating device (3) is provided with dust removal port (4) and feeding mouth (10), described feeding mouth (10) below is provided with side air admission mouth (7), the middle part of wind riddle separating device (3) is provided with screen cloth (11), and the bottom of wind riddle separating device (3) is provided with the product outlet (12) being positioned at described screen cloth (11) below and crude product outlet (9) being positioned at outlet below, screen cloth (11) lower end; Described feeding mouth (10) is connected with the discharge port of described vibrator supply mechanism (2).
2. dry type Machine-made Sand production system according to claim 1, is characterized in that: the export pipeline of described blower fan (6) is provided with flow distributor (13).
3. dry type Machine-made Sand production system according to claim 1, is characterized in that: described screen cloth (11) exports (9) lopsidedness to described crude product and arranges.
4. dry type Machine-made Sand production system according to claim 1, is characterized in that: described primary dust removing equipment (5) is tornado dust collector.
5. dry type Machine-made Sand production system according to claim 1, is characterized in that: described blower fan (6) works in selection by winnowing and dedusting simultaneously.
CN201510261658.2A 2015-05-21 2015-05-21 Dry machine-made sand production system Pending CN104876463A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510261658.2A CN104876463A (en) 2015-05-21 2015-05-21 Dry machine-made sand production system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510261658.2A CN104876463A (en) 2015-05-21 2015-05-21 Dry machine-made sand production system

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CN104876463A true CN104876463A (en) 2015-09-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106186760A (en) * 2016-07-17 2016-12-07 临汾市华基新型建材有限公司 The short route technology for making sand of concrete
CN106552767A (en) * 2015-09-29 2017-04-05 东台市食品机械厂有限公司 A kind of equipment that slag charge is removed from edible diaphragm

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203253517U (en) * 2013-05-16 2013-10-30 福建南方路面机械有限公司 Sand production system
CN104384004A (en) * 2014-08-27 2015-03-04 三一汽车制造有限公司 Production system and method for machine-made sand
CN204661562U (en) * 2015-05-21 2015-09-23 河南黎明重工科技股份有限公司 Dry type Machine-made Sand production system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203253517U (en) * 2013-05-16 2013-10-30 福建南方路面机械有限公司 Sand production system
CN104384004A (en) * 2014-08-27 2015-03-04 三一汽车制造有限公司 Production system and method for machine-made sand
CN204661562U (en) * 2015-05-21 2015-09-23 河南黎明重工科技股份有限公司 Dry type Machine-made Sand production system

Non-Patent Citations (2)

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Title
李建钊: "《一图一解之通风空调工程施工图识读》", 31 January 2013, 天津大学出版社 *
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106552767A (en) * 2015-09-29 2017-04-05 东台市食品机械厂有限公司 A kind of equipment that slag charge is removed from edible diaphragm
CN106186760A (en) * 2016-07-17 2016-12-07 临汾市华基新型建材有限公司 The short route technology for making sand of concrete

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Application publication date: 20150902

RJ01 Rejection of invention patent application after publication