CN102633026A - Bagged cement or fly ash unpacking and conveying system and operation method thereof - Google Patents
Bagged cement or fly ash unpacking and conveying system and operation method thereof Download PDFInfo
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- CN102633026A CN102633026A CN2012101085559A CN201210108555A CN102633026A CN 102633026 A CN102633026 A CN 102633026A CN 2012101085559 A CN2012101085559 A CN 2012101085559A CN 201210108555 A CN201210108555 A CN 201210108555A CN 102633026 A CN102633026 A CN 102633026A
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Abstract
The invention relates to a bagged cement or fly ash unpacking and conveying system and an operation method thereof. The bagged cement or fly ash unpacking and conveying system controls an air supply system, a material storage system, an axial flow fan, a dust collector, a double-bin pump, an unpacking machine and a belt conveyor to sequentially run by utilizing an automatic control program. The operation method comprises the following steps of: transmitting bagged cement or fly ash through the belt conveyor to a sliding plate with an angle of 45 degrees, sliding down along the sliding plate depending on the gravity, cutting off a package bag by a blade in a sliding process, enabling a cut broken bag and cement or fly ash to slide into a rotary drum screen to be screened, outputting the cement or the fly ash falling down through the rotary drum screen by a spiral conveyor, catching dust generated in a bag breaking process by a cloth bag type dust catcher, shaking off the dust into the spiral conveyor, enabling the dust to flow into the double-bin pump through a forked funnel, and conveying the dust into a material storage pot to be stored through a pneumatic conveying pipe. The bagged cement or fly ash unpacking and conveying system disclosed by the invention is of an integral structure, circularly works by utilizing the vertical double-bin pump, realizes the continuous operation of an unpacking and conveying system, and has the characteristics of high work efficiency, reliability in operation, high automatic degree and good environmental friendliness.
Description
Technical field
The present invention relates to a kind of bagged cement or fly ash unpack delivery system and method for operation thereof.
Background technology
Restricted by conditions of transportation, the concrete works that large-scale construction engineering is built in some remote districts all adopts bagged cement and packed fly ash.Because bagged cement and packed fly ash consumption are big, cause the amount of unpacking big.Prior art bagged cement and packed fly ash are unpacked to satisfy and are unpacked and the delivery system continuous working, and work efficiency is low.The employing manual work is unpacked, and airborne dust is big in the process of unpacking, and jeopardizes the healthy of people and pollute ambient environment.
Summary of the invention
It is high that the technical matters that the present invention will solve provides a kind of work efficiency, reliable, and degree of automation is high, a kind of bagged cement that the feature of environmental protection is good or fly ash unpack delivery system and method for operation thereof.
The technical scheme that the present invention adopts:
A kind of bagged cement or the fly ash delivery system of unpacking, it comprises Air compressor, Air compressor is connected with storage tank through pipeline; Storage tank is provided with first filter through the plumbing connection drier between drier and the storage tank, be provided with second filter between drier and the vertical storehouse pump; Drier is through the vertical storehouse of plumbing connection pump, and pump bottom in vertical storehouse is provided with bleeder valve, and the bleeder valve lower end connects storage tank through conveying pipeline; Pump top, vertical storehouse is provided with exhausr port and feed pipe, and exhausr port is provided with blow off valve, and feed pipe is provided with inlet valve; Feed pipe communicates with bale breaker, and the bale breaker side is provided with travelling apron, and bale breaker top is provided with breather pipe; Be connected with prerotator on the breather pipe, breather pipe is connected with first dust-precipitator, and described storage tank is provided with second dust-precipitator; On the pipeline between drier and the vertical storehouse pump, be provided with control cock and air inlet valve successively, whole delivery system also comprises control system.
Above-mentioned vertical storehouse pump is provided with 2, and 2 storehouse pumps are installed in below ground, and realizes cycle alternation work by the PLC programming control.
Above-mentioned feed pipe is inverted Y-shaped, and a feed pipe connects two vertical storehouse pumps.
Go up on the pipeline between drier and the vertical storehouse pump, the front end that is positioned at control cock is provided with second filter, and said first filter is a coarse filter, and said second filter is a fine filtrator.
Above-mentioned bale breaker is made up of broken bag cutter, rotary screen, support, conveyor screw, sack cleaner and control box, realizes unpacking automatically.
Above-mentioned conveying pipeline is the bend pipe setting, and its elbow radius R must not be less than 1m, and elbow adopts thickening complex abrasion-proof elbow.
Above-mentioned sealing-tape machine, bale breaker and vertical storehouse pump all are arranged in the machine room of unpacking; Described Air compressor is arranged in the pneumatics machine room.
Above-mentioned control cock, air inlet valve, bleeder valve, blow off valve and inlet valve are pneumatic control valve, and the wind regime of pneumatic control valve comes from independently air feed system, and supply gas pressure must not be lower than 0.5Mpa.
Above-mentioned Air compressor is the double-screw type Air compressor; Drier is a heatless regeneration adsorption air drier, and travelling apron adopts the chevron pointing adhesive tape.
The unpack method of operation of delivery system of a kind of bagged cement or fly ash, it comprises the steps,
(1), at first the start-up control wind regime is enshrined and worship system, observe its pressure gauge reading bleed pressure to be >=0.5Mpa; Start to carry the source of the gas Air compressor whether to observe pressure gauge reading then, observe each pipeline simultaneously, valve has or not gas leak phenomenon, in time handle as finding gas leakage at 0.5Mpa～0.7 Mpa;
(2), open double vertical storehouse pump air inlet valve and blow off valve, open double vertical storehouse pump bleeder valve then, debug the sensitivity and the reliability of each control cock, the clout of emptying storehouse pump and delivery duct notes abnormalities and in time handles simultaneously;
(3), open bale breaker and travelling apron, if no abnormal workshop prerotator and the dust-precipitator all around of unpacking of promptly opening;
(4), configure system operational parameters, system gets into automatic running program, the operative employee begins that bagged cement or fly ash are brought up to travelling apron and is delivered to bale breaker and unpacks then;
(5), this moment control system the PLC controller send operating instruction, vertical storehouse pump inlet valve is opened, blow-off valve cuts out; After vertical storehouse stock was filled, inlet valve cut out, and blow-off valve is opened; Material gets into delivery duct smoothly and is delivered to storage tank after forming fluidization through gasification, and gas is exhaust to atmosphere after dust exhaustor filters; So alternately reciprocal, thus two successive convey materials of storehouse pump guaranteed.
The technique effect that the present invention obtains:
1, adopt screw-rod air compressor and dispose drier and filter, effectively airborne moisture of separate compressed and impurity lump because of suction to prevent powder, and then effectively guarantee to control the reliability service of gate valve and storing and transporting system;
2, adopt vertical pair of storehouse pump circulation work, guarantee effectively to unpack and the delivery system continuous working, thereby improved the work efficiency of system;
3, native system is provided with dust-precipitator above storage tank; In bale breaker, being furnished with dust-precipitator, is a closed job-shop between whole unpacking, and exterior wall disposes prerotator all around in the workshop; Other is furnished with ventilator tube; Prerotator is connected with ventilator tube to concentrate to dust-precipitator and gathers dust, thereby has improved system job personnel's working environment effectively, has avoided in system's operational process dust to the pollution of ambient environment.
4, control system application software of the present invention comprises master stage (upper computer) application software and control unit (PLC) application software.The air feed system and the control system of the delivery system of unpacking are carried out automatic centralized control, keep fully independently terrain manual mode operation system of a cover simultaneously, to satisfy the independent operation of the delivery system of unpacking.Be autonomous cruise speed system in case when out of service for some reason, operating personal can be timely, safe switches to the manual control system operation scheme, thereby improves the flexibility of operation of total system, and then has improved whole system operation efficient.
Description of drawings
Fig. 1 is that technology of the present invention and equipment disposition are used scheme drawing;
Fig. 2 is I-I section-drawing of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present invention is done further explanation.
Referring to Fig. 1-2, a kind of bagged cement or the fly ash delivery system of unpacking, it comprises Air compressor 1; Air compressor is connected with storage tank 2 through pipeline, and storage tank is provided with first filter 3 through plumbing connection drier 5 between drier and the storage tank; Be provided with second filter 4 between drier and the vertical storehouse pump, drier is through the vertical storehouse of plumbing connection pump 10,15, and pump bottom in vertical storehouse is provided with bleeder valve 9,14; The bleeder valve lower end connects storage tank 26 through conveying pipeline 25, and pump top, vertical storehouse is provided with exhausr port and feed pipe 18, and exhausr port is provided with blow off valve 11,16; Feed pipe is provided with inlet valve 12,17, and feed pipe communicates with bale breaker 19, and the bale breaker side is provided with travelling apron 20; Bale breaker top is provided with breather pipe 22, is connected with prerotator 21 on the breather pipe, and breather pipe is connected with first dust-precipitator 23; Described storage tank is provided with second dust-precipitator 27, on the pipeline between drier and the vertical storehouse pump, is provided with control cock 6 and air inlet valve 8,13 successively, and whole delivery system also comprises control system.
Described vertical storehouse pump is provided with 2, and 2 storehouse pumps are installed in below ground, and realizes cycle alternation work by the PLC programming control.Described feed pipe is inverted Y-shaped, and a feed pipe connects two vertical storehouse pumps.On the pipeline between drier and the vertical storehouse pump, the front end that is positioned at control cock is provided with second filter 4, and said first filter is a coarse filter, and said second filter is a fine filtrator.Described bale breaker 19 is made up of broken bag cutter, rotary screen, support, conveyor screw, sack cleaner and control box, realizes unpacking automatically.Described conveying pipeline is the bend pipe setting, and its elbow radius R must not be less than 1m, and elbow adopts thickening complex abrasion-proof elbow.Described sealing-tape machine 20, bale breaker 19 and vertical storehouse pump 10,15 all are arranged in the machine room 29 of unpacking; Described Air compressor is arranged in the pneumatics machine room 28.Described control cock 6, air inlet valve 8,13, bleeder valve 9,14, blow off valve 11,16 and inlet valve 12,17 are pneumatic control valve, and the wind regime of pneumatic control valve comes from independently air feed system, and supply gas pressure must not be lower than 0.4Mpa.Described Air compressor 1 is the double-screw type Air compressor; Drier 5 is a heatless regeneration adsorption air drier, and travelling apron machine 20 adopts the chevron pointing adhesive tape.
The unpack method of operation of delivery system of a kind of bagged cement or fly ash: it comprises the steps,
(1), at first the start-up control wind regime is enshrined and worship system, observe its pressure gauge reading bleed pressure to be >=0.5Mpa; Start to carry the source of the gas Air compressor whether to observe pressure gauge reading then, observe each pipeline simultaneously, valve has or not gas leak phenomenon, in time handle as finding gas leakage at 0.5Mpa～0.7 Mpa;
(2), open double vertical storehouse pump air inlet valve and blow off valve, open double vertical storehouse pump bleeder valve then, debug the sensitivity and the reliability of each control cock, the clout of emptying storehouse pump and delivery duct notes abnormalities and in time handles simultaneously;
(3), open bale breaker and travelling apron, if no abnormal workshop prerotator and the dust-precipitator all around of unpacking of promptly opening;
(4), configure system operational parameters, system gets into automatic running program, the operative employee begins that bagged cement or fly ash are brought up to travelling apron and is delivered to bale breaker and unpacks then;
(5), this moment control system the PLC controller send operating instruction, vertical storehouse pump inlet valve is opened, blow-off valve cuts out; After vertical storehouse stock was filled, inlet valve cut out, and blow-off valve is opened; Material gets into delivery duct smoothly and is delivered to storage tank after forming fluidization through gasification, and gas is exhaust to atmosphere after dust exhaustor filters; So alternately reciprocal, thus two successive convey materials of storehouse pump guaranteed.
Must the material in storehouse pump and the pipeline be emptied before each system closing.System is in service, forbids hard stop, forms plugging in the pipeline otherwise cause material to rest on.Pump housing internal pressure increases unusually, and the long period can not discharging, and system alarm is shut down the prompting transfer line and possibly stopped up.Should adopt artificial defeated logical obstruction point this moment immediately, adopt hammering method to judge obstruction place, ventilation row is led to method piecemeal from front to back, removes and stops up.Regularly carry out pneumatic system maintenance, scrutiny charging and discharging valve and other each valves can complete flexible unlatchings, close.Carry out the maintenance and the maintenance of pneumatic element, electromagnetic valve and electrical equipment simultaneously, guarantee automation control flexibly.Regularly carry out air feed system maintenance, the profit in instant emissions filter and the storage tank is changed the filter core in filter and the drier every half a year, to guarantee that compressed-air actuated drying is with clean.
Start automatic control program, air feed system, aggregate-storing system, prerotator and dust-precipitator, two storehouses pump and bale breaker, sealing-tape machine move successively.Bagged cement or fly ash are loaded onto on the slide plate that band conveyor is sent to miter angle through manual work and are relied on gravity to glide along slide plate; In the downslide process, by the blade of twirl packaging bag is severed, residual bag of being severed and cement or fly ash slip into rotary screen and sieve.Exported by conveyor screw from cement or fly ash that rotary screen falls, damaged packing bag, impurity, caking cement or fly ash are taken out of body by rotary screen.The dust that causes in the broken bag of the cutter process is caught by fiber bag precipitator and is shaken off into conveyor screw, and the cement of conveyor screw output or fly ash flow into two storehouses pump through the bifurcated funnel, and will be delivered in the storage tank through Pneumatic conveying pipeline and store.
Native system is provided with dust-precipitator above storage tank; In bale breaker, being furnished with dust-precipitator, is a closed job-shop between whole unpacking, and exterior wall disposes prerotator all around in the workshop; Other is furnished with ventilator tube; Prerotator is connected with ventilator tube to concentrate to dust-precipitator and gathers dust, thereby has improved system job personnel's working environment effectively, has avoided in system's operational process dust to the pollution of ambient environment.
Claims (10)
1. bagged cement or the fly ash delivery system of unpacking, it is characterized in that: it comprises Air compressor (1), Air compressor is connected with storage tank (2) through pipeline; Storage tank is provided with first filter (3) through plumbing connection drier (5) between drier and the storage tank, be provided with first filter (3) between drier and the storage tank; Drier passes through the vertical storehouse of plumbing connection pump (10,15), and between drier and vertical storehouse pump (10,15), is provided with second filter (4), and pump bottom in vertical storehouse is provided with bleeder valve (9,14); The bleeder valve lower end connects storage tank (26) through conveying pipeline (25); Pump top, vertical storehouse is provided with exhausr port and feed pipe (18), and exhausr port is provided with blow off valve (11,16), and feed pipe is provided with inlet valve (12,17); Feed pipe communicates with bale breaker (19); The bale breaker side is provided with travelling apron (20), and bale breaker top is provided with breather pipe (22), is connected with prerotator (21) on the breather pipe; Breather pipe is connected with first dust-precipitator (23); Described storage tank is provided with second dust-precipitator (27), on the pipeline between drier and the vertical storehouse pump, is provided with control cock (6) and air inlet valve (8,13) successively, and whole delivery system also comprises control system.
2. bagged cement according to claim 1 or the fly ash delivery system of unpacking, it is characterized in that: described vertical storehouse pump is provided with 2, and 2 storehouse pumps are installed in below ground, and realizes cycle alternation work by the PLC programming control.
3. bagged cement according to claim 2 or the fly ash delivery system of unpacking, it is characterized in that: described feed pipe is inverted Y-shaped, a feed pipe connects two vertical storehouse pumps.
4. bagged cement according to claim 1 and 2 or the fly ash delivery system of unpacking; It is characterized in that: on the pipeline between drier and the vertical storehouse pump; The front end that is positioned at control cock is provided with second filter (4); Said first filter is a coarse filter, and said second filter is a fine filtrator.
5. bagged cement according to claim 1 and 2 or the fly ash delivery system of unpacking is characterized in that: described bale breaker (19) is made up of a broken bag cutter, rotary screen, support, conveyor screw, sack cleaner and control box, and realization is unpacked automatically.
6. bagged cement according to claim 1 and 2 or the fly ash delivery system of unpacking, it is characterized in that: described conveying pipeline is the bend pipe setting, and its elbow radius R must not be less than 1m, and elbow adopts thickening complex abrasion-proof elbow.
7. bagged cement according to claim 1 and 2 or ash transfer system is characterized in that: described sealing-tape machine (20), bale breaker (19) and vertical storehouse pump (10,15) all are arranged in the machine room of unpacking (29); Described Air compressor is arranged in the pneumatics machine room (28).
8. bagged cement according to claim 1 and 2 or the fly ash delivery system of unpacking; It is characterized in that: described control cock (6), air inlet valve (8,13), bleeder valve (9,14), blow off valve (11,16) and inlet valve (12,17) are pneumatic control valve; The wind regime of pneumatic control valve comes from independently air feed system, and supply gas pressure must not be lower than 0.5Mpa.
9. bagged cement according to claim 1 and 2 or the fly ash delivery system of unpacking, it is characterized in that: described Air compressor (1) is the double-screw type Air compressor; Drier (5) is a heatless regeneration adsorption air drier, and travelling apron (20) adopts the chevron pointing adhesive tape.
10. according to the unpack method of operation of delivery system of the described bagged cement of claim 1-9 or fly ash: it is characterized in that: it comprises the steps,
(1), at first the start-up control wind regime is enshrined and worship system, observe its pressure gauge reading bleed pressure to be >=0.5Mpa; Start to carry the source of the gas Air compressor whether to observe pressure gauge reading then, observe each pipeline simultaneously, valve has or not gas leak phenomenon, in time handle as finding gas leakage at 0.5Mpa～0.7 Mpa;
(2), open double vertical storehouse pump air inlet valve and blow off valve, open double vertical storehouse pump bleeder valve then, debug the sensitivity and the reliability of each control cock, the clout of emptying storehouse pump and delivery duct notes abnormalities and in time handles simultaneously;
(3), open bale breaker and travelling apron, if no abnormal workshop prerotator and the dust-precipitator all around of unpacking of promptly opening;
(4), configure system operational parameters, system gets into automatic running program, the operative employee begins that bagged cement or fly ash are brought up to travelling apron and is delivered to bale breaker and unpacks then;
(5), this moment control system the PLC controller send operating instruction, vertical storehouse pump inlet valve is opened, blow-off valve cuts out; After vertical storehouse stock was filled, inlet valve cut out, and blow-off valve is opened; Material gets into delivery duct smoothly and is delivered to storage tank after forming fluidization through gasification, and gas is exhaust to atmosphere after dust exhaustor filters; So alternately reciprocal, thus two successive convey materials of storehouse pump guaranteed.
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| CN201210108555.9A CN102633026B (en) | 2012-04-15 | 2012-04-15 | Bagged cement or fly ash unpacking and conveying system and operation method thereof |
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| CN201210108555.9A CN102633026B (en) | 2012-04-15 | 2012-04-15 | Bagged cement or fly ash unpacking and conveying system and operation method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102925614A (en) * | 2012-11-22 | 2013-02-13 | 中冶赛迪工程技术股份有限公司 | Material discharge device for vertical furnace |
| CN103896080A (en) * | 2014-04-15 | 2014-07-02 | 临沂鑫盛利机械有限公司 | Environmental friendly and efficient cement material conveying equipment |
| CN104495383A (en) * | 2014-11-12 | 2015-04-08 | 宁夏嘉翔自控技术有限公司 | Pulverized coal pneumatic conveying system for magnesium smelting |
| CN104555455A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Electric automatic control system of double-bunker pneumatic conveying system for limestone powder |
| CN104555437A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Pneumatic conveying system for soybeans |
| CN104555456A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Automatic electrical control system of pneumatic wheat conveying system |
| CN104555335A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Automatic electric control system of soybean pneumatic transportation system |
| CN106429450A (en) * | 2016-11-28 | 2017-02-22 | 湖北中非膨润土有限公司 | Bentonite powdery material conveying and packaging system |
| CN108423454A (en) * | 2018-03-19 | 2018-08-21 | 亿利洁能科技有限公司 | Powder system in a kind of coal dust jumbo bag unpacking |
| CN108970532A (en) * | 2018-08-04 | 2018-12-11 | 东营万邦石油科技有限责任公司 | A kind of vehicle-mounted Environmental-protecting dust-removing formula broken bag transmission skid-mounted device |
| CN109533528A (en) * | 2018-12-18 | 2019-03-29 | 乔维宝 | Automatic unpacking machine and automatic unpacking sorting line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102925614A (en) * | 2012-11-22 | 2013-02-13 | 中冶赛迪工程技术股份有限公司 | Material discharge device for vertical furnace |
| CN104555335A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Automatic electric control system of soybean pneumatic transportation system |
| CN104555455A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Electric automatic control system of double-bunker pneumatic conveying system for limestone powder |
| CN104555437A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Pneumatic conveying system for soybeans |
| CN104555456A (en) * | 2013-10-20 | 2015-04-29 | 宁夏嘉翔自控技术有限公司 | Automatic electrical control system of pneumatic wheat conveying system |
| CN103896080A (en) * | 2014-04-15 | 2014-07-02 | 临沂鑫盛利机械有限公司 | Environmental friendly and efficient cement material conveying equipment |
| CN103896080B (en) * | 2014-04-15 | 2016-01-20 | 临沂鑫盛利机械有限公司 | A kind of environment-friendly high-efficiency cement material load transfer device |
| CN104495383A (en) * | 2014-11-12 | 2015-04-08 | 宁夏嘉翔自控技术有限公司 | Pulverized coal pneumatic conveying system for magnesium smelting |
| CN106429450A (en) * | 2016-11-28 | 2017-02-22 | 湖北中非膨润土有限公司 | Bentonite powdery material conveying and packaging system |
| CN106429450B (en) * | 2016-11-28 | 2018-10-30 | 咸阳非金属矿研究设计院有限公司 | A kind of bentonite granular material conveying and packaging system |
| CN108423454A (en) * | 2018-03-19 | 2018-08-21 | 亿利洁能科技有限公司 | Powder system in a kind of coal dust jumbo bag unpacking |
| CN108970532A (en) * | 2018-08-04 | 2018-12-11 | 东营万邦石油科技有限责任公司 | A kind of vehicle-mounted Environmental-protecting dust-removing formula broken bag transmission skid-mounted device |
| CN109533528A (en) * | 2018-12-18 | 2019-03-29 | 乔维宝 | Automatic unpacking machine and automatic unpacking sorting line |
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| CN102633026B (en) | 2014-04-02 |
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