CN111003534B - Sectional type bin capable of realizing continuous high-pressure powder feeding and use method thereof - Google Patents
Sectional type bin capable of realizing continuous high-pressure powder feeding and use method thereof Download PDFInfo
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- CN111003534B CN111003534B CN201911385517.6A CN201911385517A CN111003534B CN 111003534 B CN111003534 B CN 111003534B CN 201911385517 A CN201911385517 A CN 201911385517A CN 111003534 B CN111003534 B CN 111003534B
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- 239000000843 powder Substances 0.000 title claims abstract description 158
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 79
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 239000000428 dust Substances 0.000 claims abstract description 31
- 238000010276 construction Methods 0.000 claims abstract description 23
- 239000003814 drug Substances 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 9
- 230000009194 climbing Effects 0.000 claims abstract description 3
- 239000000956 alloy Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 241000282326 Felis catus Species 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 description 16
- 239000002689 soil Substances 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000005429 filling process Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The invention discloses a sectional type bin body capable of realizing continuous high-pressure powder feeding and a using method thereof, belonging to the field of powder material feeding equipment, and comprising a rotary feeder, a feeding funnel, a middle hopper, a metering funnel, an exhaust chamber, a valve module, a motor, a base bracket, an upper bracket, a mass meter, a ball valve, a connecting pipe, an exhaust pipe, a dust removing box, a guardrail, a climbing ladder, a powder channel, a soft guide pipe and a pressure relief pipe; the base support and the upper support are formed by welding square steel, a guardrail is welded on the outermost periphery of the upper surface of the bottom support, and a cat ladder is welded on the side edge of the bottom support; the structures inside the bottom bracket and the upper bracket are sequentially as follows from bottom to top: powder passageway, rotary feeder, feed hopper, no. 3 valves, intermediate hopper, no. 2 valves, exhaust chamber, no. 1 valves, and metering hopper. The invention solves the difficult problems that the powder medicament cannot be metered and regulated and controlled, solves the difficult problem that the traditional equipment cannot continuously and normally work, and improves the construction efficiency.
Description
Technical Field
The invention relates to the field of equipment for supplying powder materials, in particular to a sectional type bin body capable of realizing continuous high-pressure powder feeding and a using method thereof.
Background
The powder-spraying pile is also called reinforced soil pile, and is characterized by that it utilizes the materials of powder cement (or lime) and the like as solidifying agent, and adopts a specially-made powder-spraying pile machine to spray solidifying agent into deep layer of soft soil foundation in the course of drilling, and makes in-situ soil and solidifying agent uniformly mix and produce a series of physical and chemical reactions so as to make the soft soil be hardened into the powder-spraying pile composite foundation with integral mutual influence and combined action for bearing upper load. The powder spraying pile has the advantages of effectively reducing the total settlement, bearing larger loading rate, having strong lateral deformation resistance, greatly shortening the construction period and the like, and is widely applied to the field of highway construction at present.
However, the powder spraying technology has not been well developed for a long time due to technical and equipment limitations. The existing powder spraying device is simple in structure, the powder storage bin is mostly of an open top design without a dust remover, and the powder filling process basically uses a crown block to hang a powder filling bag to the top of the powder storage bin, and the bag is broken manually or by a cutting knife provided in the powder storage bin, so that powder is directly added. Therefore, a great amount of dust is generated in the powder filling process, and environmental pollution is caused.
In general, the main problems with the prior art powder spraying devices are: the powder is required to be added manually, so that the labor intensity of workers is high, and the working efficiency is low; the simple powder spraying transposition has low automation degree, the gas of the whole system can not be detected, regulated and controlled on line, the powder spraying intensity can not be controlled, and the spraying quantity can not be measured; the powder storage bin and the powder spraying tank are unreasonable in design, and the powder adding and spraying processes are often blocked and cannot continuously and normally work; the whole device cannot be closed, so that blockage can be caused by using powder which is easy to wet; the unit blowing amount is smaller, and the production requirement can not be met. Therefore, on the basis of the prior art, the invention provides a sectional type bin body capable of realizing continuous high-pressure powder feeding and a using method thereof.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a sectional type bin body capable of realizing continuous high-pressure powder feeding and a use method thereof, and overcomes the defects in the prior art. By arranging the rotary feeder, the difficult problems that the powder medicament cannot be measured and regulated are solved; by arranging four bin bodies which are not mutually influenced, the problems that blockage often occurs in the powder adding and powder spraying processes and continuous normal operation cannot be realized are solved; by arranging the metering hopper, the powder medicament addition amount is visualized, the inaccuracy of manual feeding is replaced, and the construction efficiency is improved; by arranging the dust removing box, the environment pollution caused by escape of powder medicaments is avoided.
Can realize continuous high pressure feed's of powder sectional type storehouse body, its characterized in that: the device comprises a rotary feeder, a feeding funnel, a middle hopper, a metering funnel, an exhaust chamber, a valve module, a motor, a base bracket, an upper bracket, a mass meter, a ball valve, a connecting pipe, an exhaust pipe, a dust removing box, a guardrail, a ladder, a powder channel, a soft guide pipe and a pressure relief pipe; the valve module comprises a valve No. 1, a valve No. 2 and a valve No. 3; the base support and the upper support are formed by welding square steel, the bottom support is connected with the upper support in a welding mode, the central axes of the two supports coincide, a steel plate is welded outside the overlapping range of the upper surface of the bottom support and the lower surface of the upper support to form a walking platform, a guardrail is welded at the outermost periphery of the upper surface of the bottom support, and a climbing ladder is welded at the side edge of the bottom support; the structures inside the bottom bracket and the upper bracket are sequentially as follows from bottom to top: the powder channel, the rotary feeder, the feeding funnel, the valve No. 3, the middle hopper, the valve No. 2, the exhaust chamber, the valve No. 1 and the metering funnel; the rotary feeder is positioned at the junction of the powder channel and the feeding funnel, the rotary feeder is fixed on the base bracket through a bolt, the valve No. 3 is positioned at the junction of the feeding funnel and the middle hopper, the valve No. 3 is fixed on the base bracket through a bolt, the valve No. 2 is positioned at the junction of the middle hopper and the exhaust chamber, the valve No. 2 is fixed on the upper bracket through a bolt, the valve No. 1 is positioned at the junction of the metering funnel and the exhaust chamber, and the valve No. 1 is fixed on the upper bracket through a bolt; the top of the metering funnel is reserved with an exhaust hole, the soft guide pipe is fixed on the exhaust hole through a binding belt, the soft guide pipe is connected with an exhaust pipe through a binding belt, and the exhaust pipe is welded with the dust removal box; one end of the connecting pipe is welded with the middle hopper, one end of the connecting pipe is welded with the exhaust pipe, and a ball valve is arranged on the connecting pipe; one end of the pressure relief pipe is welded with the exhaust chamber, the other end of the pressure relief pipe is welded with the exhaust pipe, and a mass meter is arranged on the outer surface of the metering funnel; the motor is connected with the rotary feeder through a belt.
Preferably, the bottom bracket and the upper bracket are made of the same material and are made of high-strength alloy materials, the side length of square steel of the bottom bracket is 10-15cm, the side length of square steel of the upper bracket is 6-10cm, the base bracket is formed into a cuboid structure by 12-20 square steels, and the upper bracket is formed into a cuboid structure by 8-12 square steels.
Preferably, the ball valve is a one-way switch, which only allows gas to pass from the exhaust chamber to the exhaust pipe, and does not allow reverse flow of gas.
Preferably, the flexible conduit is made of rubber, the length of the flexible conduit is 1.2-2.0m, the connecting pipe is made of steel, the diameter of the connecting pipe is 3-7cm, the exhaust pipe is made of steel, the diameter of the exhaust pipe is 10-25cm, the pressure relief pipe is made of steel, and the diameter of the pressure relief pipe is 10-25cm.
Preferably, the rotary feeder supplies medicine for the gear, the powder material falls into the gap of the gear, then the gear rotates to send the powder material into the powder channel, and the rotating speed of the rotary feeder is 10-100r/min.
The utility model provides a can realize continuous high pressure feed's of powder sectional type storehouse body's method of application which characterized in that: the sectional type bin body capable of realizing continuous high-pressure powder feeding is adopted for construction, and the specific construction steps are as follows:
step one: checking whether a switch is closed, and sealing conditions of a feeding hopper, a middle hopper, a metering hopper and an exhaust chamber are normal or not;
step two: firstly, closing a valve No. 1, a valve No. 2 and a valve No. 3, and keeping a feeding funnel, an intermediate hopper, a metering funnel and an exhaust chamber in a closed state;
step three: the powder material enters a metering hopper, and a mass meter starts to work, wherein the maximum allowable error of the mass meter is 1kg;
step four: when the mass of the powder material in the metering hopper reaches 80% -120% of a set value, the valve No. 1, the valve No. 2 and the valve No. 3 are simultaneously and automatically opened;
step five: powder material enters a feeding funnel, and when the material in the feeding funnel reaches 80% -120% of a design value, a valve No. 1 and a valve No. 2 are closed automatically at the same time;
step six: simultaneously, a motor is started to enable the rotary feeder to start working, and the quality of the powder material in the rotary feeding hopper is gradually reduced along with the powder material falling into the powder channel and being driven by high-pressure gas to move and spray to a specified position outside the bin body at a high speed;
step seven: continuously adding the powder material into the metering hopper, and stopping adding the powder material when the powder material in the feeding hopper reaches 80% -120% of the designed value;
step eight: when the content of powder materials in the feeding hopper reaches 80% -120% of the minimum value, automatically closing a No. 3 valve, simultaneously opening a ball valve switch, enabling high-pressure gas to enter an exhaust pipe through a connecting pipe, finally entering a dust removal box, automatically locking the ball valve switch when the air pressure in the middle hopper is reduced to a set pressure, then opening a No. 2 valve, and discharging the high-pressure gas in the exhaust chamber through a pressure relief pipe;
step nine: when the pressure in the exhaust chamber is completely released, the valve No. 1 is automatically opened, and powder materials enter the intermediate hopper through exhaust;
step ten: the valve No. 1 and the valve No. 2 are simultaneously and automatically closed, the valve No. 3 is automatically opened, and powder materials enter a feeding funnel;
step eleven: the motor and the rotary feeder continuously work, and high-pressure gas is continuously sprayed to enable the powder material to reach a specified position outside the bin body;
step twelve: repeating the steps seven to eleven until the construction is completed.
Preferably, the high-pressure air in the powder channel in the step six is provided by an air press, and the air pressure range is 0.01-5MPa.
Preferably, the dust removing box is communicated with the atmosphere, and the gas after dust removal is discharged into the atmosphere.
Preferably, when the powder material enters the metering hopper, if gas exists, the powder material is transmitted to the exhaust pipe through the soft pipe and finally enters the dust removal box.
Preferably, the set pressure in the step eight is set in a range of 0.01-1MPa.
The invention has the beneficial technical effects that:
(1) By arranging the rotary feeder, the difficult problems that the powder medicament cannot be measured and regulated are solved; (2) By arranging four bin bodies which are not mutually influenced, the problems that blockage often occurs in the powder adding and powder spraying processes and continuous normal operation cannot be realized are solved; (3) By arranging the metering hopper, the powder medicament addition amount is visualized, the inaccuracy of manual feeding is replaced, and the construction efficiency is improved; (4) By arranging the dust removing box, the environment pollution caused by escape of powder medicaments is avoided.
Drawings
Fig. 1 is a schematic structural view of a sectional type bin body capable of realizing continuous high-pressure powder feeding.
Fig. 2 is a schematic structural view of a rotary feeder in a sectional bin body, which can realize continuous high-pressure powder feeding.
The device comprises a 1-rotary feeder, a 2-feeding funnel, a 3-middle funnel, a 4-metering funnel, a 5-exhaust chamber, a 6-No. 1 valve, a 7-No. 2 valve, a 8-No. 3 valve, a 9-motor, a 10-base support, a 11-upper support, a 12-mass meter, a 13-ball valve, a 14-connecting pipe, a 15-exhaust pipe, a 16-dust removal box, a 17-guardrail, a 18-cat ladder, a 19-powder channel, a 20-soft guide pipe and a 21-pressure relief pipe.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description:
example 1:
when the dry spraying method is used for stirring pile construction, the sectional type bin body capable of realizing continuous high-pressure powder feeding is adopted for construction, wherein the parameters of the stirring pile are as follows: the mixing amount of the curing agent is 25%, the diameter of the pile is 800mm, and the length of the pile is 30m. The concrete construction steps are as follows:
as shown in fig. 1-2, a sectional bin body capable of realizing continuous high-pressure powder feeding is characterized in that: the automatic feeding device comprises a rotary feeder 1, a feeding funnel 2, an intermediate hopper 3, a metering funnel 4, an exhaust chamber 5, a valve module, a motor 9, a base bracket 10, an upper bracket 11, a mass counter 12, a ball valve 13, a connecting pipe 14, an exhaust pipe 15, a dust removal box 16, a guardrail 17, a cat ladder 18, a powder channel 19, a soft guide pipe 20 and a pressure relief pipe 21; the valve module comprises a valve No. 16, a valve No. 2 7 and a valve No. 3 8; the base support 10 and the upper support 11 are formed by welding square steel, the bottom support is connected with the upper support 11 in a welding mode, the central axes of the two supports coincide, a steel plate is welded outside the overlapping range of the upper surface of the bottom support and the lower surface of the upper support 11 to form a walking platform, a guardrail 17 is welded at the outermost periphery of the upper surface of the bottom support, and a ladder stand 18 is welded at the side edge of the bottom support; the structures inside the bottom bracket and the upper bracket 11 are as follows from bottom to top: powder channel 19, rotary feeder 1, feeding funnel 2, valve No. 3 8, middle hopper 3, valve No. 2 7, exhaust chamber 5, valve No. 16, metering funnel 4; the rotary feeder 1 is positioned at the junction of the powder channel 19 and the feeding funnel 2, the rotary feeder 1 is fixed on the base bracket 10 through bolts, the valve No. 3 8 is positioned at the junction of the feeding funnel 2 and the middle hopper 3, the valve No. 3 8 is fixed on the base bracket 10 through bolts, the valve No. 2 7 is positioned at the junction of the middle hopper 3 and the exhaust chamber 5, the valve No. 2 7 is fixed on the upper bracket 11 through bolts, the valve No. 16 is positioned at the junction of the metering funnel 4 and the exhaust chamber 5, and the valve No. 16 is fixed on the upper bracket 11 through bolts; the top of the metering funnel 4 is reserved with an exhaust hole, the soft guide pipe 20 is fixed on the exhaust hole through a binding belt, the soft guide pipe 20 is connected with the exhaust pipe 15 through the binding belt, and the exhaust pipe 15 is welded with the dust removal box 16; one end of the connecting pipe 14 is welded with the middle hopper 3, one end of the connecting pipe is welded with the exhaust pipe 15, and the ball valve 13 is arranged on the connecting pipe 14; one end of the pressure relief pipe 21 is welded with the exhaust chamber 5, the other end of the pressure relief pipe is welded with the exhaust pipe 15, and the outer surface of the metering funnel 4 is provided with a mass meter 12; the motor 9 is connected to the rotary feeder 1 by a belt.
Preferably, the bottom bracket and the upper bracket 11 are made of the same material and are made of high-strength alloy materials, the side length of square steel of the bottom bracket is 12cm, the side length of square steel of the upper bracket 11 is 8cm, the base bracket 10 is formed into a cuboid structure by 12 square steels, and the upper bracket 11 is formed into a cuboid structure by 8 square steels.
Preferably, the ball valve 13 is a one-way switch, allowing only gas to pass from the exhaust chamber 5 to the exhaust pipe 15, and not allowing reverse flow of gas.
Preferably, the flexible conduit 20 is made of rubber, the length of the flexible conduit 20 is 1.5m, the material of the connecting pipe 14 is steel, the diameter of the connecting pipe 14 is 5cm, the material of the exhaust pipe 15 is steel, the diameter of the exhaust pipe 15 is 15cm, the material of the pressure relief pipe 21 is steel, and the diameter of the pressure relief pipe 21 is 15cm.
Preferably, the rotary feeder 1 supplies medicine to the gear, the powder material falls into the gap of the gear, and then the gear rotates to send the powder material into the powder channel 19, and the rotating speed of the rotary feeder 1 is 30r/min.
The utility model provides a can realize continuous high pressure feed's of powder sectional type storehouse body's method of application which characterized in that: the sectional type bin body capable of realizing continuous high-pressure powder feeding is adopted for construction, and the specific construction steps are as follows:
step one: checking whether a switch is closed, and whether a feeding funnel 2, an intermediate hopper 3, a metering funnel 4 and an exhaust chamber 5 are sealed, and a line and a pipeline are normal;
step two: firstly, closing a valve No. 16, a valve No. 2 7 and a valve No. 3 8, and keeping a feeding funnel 2, an intermediate hopper 3, a metering funnel 4 and an exhaust chamber 5 in a closed state;
step three: the powder material enters the metering hopper 4, and simultaneously the mass meter 12 starts to work, and the maximum error allowed by the mass meter 12 is 1kg;
step four: when the mass of the powder material in the metering hopper 4 reaches 100% of a set value, the valve No. 16, the valve No. 2 7 and the valve No. 3 8 are simultaneously and automatically opened;
step five: powder material enters the feeding funnel 2, and when the material in the feeding funnel 2 reaches 100% of a design value, the valve No. 16 and the valve No. 2 7 are closed simultaneously and automatically;
step six: simultaneously, the motor 9 is started to enable the rotary feeder 1 to start working, and the quality of the powder material in the rotary feeding hopper 2 is gradually reduced along with the powder material falling into the powder channel 19 and being driven by high-pressure gas to move at a high speed and be sprayed to a specified position outside the bin body;
step seven: continuously adding the powder material into the metering hopper 4, and stopping adding the powder material when the powder material in the feeding hopper 2 reaches 100% of a designed value;
step eight: when the powder material content in the feeding funnel 2 reaches 120% of the minimum value, the valve No. 3 is automatically closed, meanwhile, the switch of the ball valve 13 is opened, high-pressure gas enters the exhaust pipe 15 through the connecting pipe 14 and finally enters the dust removing box 16, when the gas pressure in the middle hopper 3 drops to the set pressure, the switch of the ball valve 13 is automatically locked, then the valve No. 2 7 is opened, and the high-pressure gas in the exhaust chamber 5 is exhausted through the pressure relief pipe 21;
step nine: when the pressure in the exhaust chamber 5 is completely released, the valve No. 16 is automatically opened, and powder materials enter the intermediate hopper 3 through exhaust;
step ten: the valve No. 16 and the valve No. 2 7 are simultaneously and automatically closed, the valve No. 3 and the valve No. 8 are automatically opened, and powder materials enter the feeding funnel 2;
step eleven: the motor 9 and the rotary feeder 1 continuously work, and high-pressure gas is continuously sprayed to enable the powder material to reach a specified position outside the bin body;
step twelve: repeating the steps seven to eleven until the construction is completed.
Preferably, in the sixth step, the high pressure air in the powder channel 19 is provided by an air press, and the air pressure is 0.5MPa.
Preferably, the dust removal tank 16 communicates with the atmosphere, and discharges the dust removed gas to the atmosphere.
Preferably, when the powder material enters the metering hopper 4, if gas is present, it is transported through the flexible conduit 20 to the exhaust pipe 15 and finally into the dust bin 16.
Preferably, the set pressure in the step eight is set to be within a range of 0.1MPa.
Example 2:
when the powder medicament is used for repairing the soil of the polluted site, the sectional type bin body capable of realizing continuous high-pressure powder feeding is adopted for construction, the medicament doping amount is 1 percent, and the specific construction steps are as follows:
as shown in fig. 1-2, a sectional bin body capable of realizing continuous high-pressure powder feeding is characterized in that: the automatic feeding device comprises a rotary feeder 1, a feeding funnel 2, an intermediate hopper 3, a metering funnel 4, an exhaust chamber 5, a valve module, a motor 9, a base bracket 10, an upper bracket 11, a mass counter 12, a ball valve 13, a connecting pipe 14, an exhaust pipe 15, a dust removal box 16, a guardrail 17, a cat ladder 18, a powder channel 19, a soft guide pipe 20 and a pressure relief pipe 21; the valve module comprises a valve No. 16, a valve No. 2 7 and a valve No. 3 8; the base support 10 and the upper support 11 are formed by welding square steel, the bottom support is connected with the upper support 11 in a welding mode, the central axes of the two supports coincide, a steel plate is welded outside the overlapping range of the upper surface of the bottom support and the lower surface of the upper support 11 to form a walking platform, a guardrail 17 is welded at the outermost periphery of the upper surface of the bottom support, and a ladder stand 18 is welded at the side edge of the bottom support; the structures inside the bottom bracket and the upper bracket 11 are as follows from bottom to top: powder channel 19, rotary feeder 1, feeding funnel 2, valve No. 3 8, middle hopper 3, valve No. 2 7, exhaust chamber 5, valve No. 16, metering funnel 4; the rotary feeder 1 is positioned at the junction of the powder channel 19 and the feeding funnel 2, the rotary feeder 1 is fixed on the base bracket 10 through bolts, the valve No. 3 8 is positioned at the junction of the feeding funnel 2 and the middle hopper 3, the valve No. 3 8 is fixed on the base bracket 10 through bolts, the valve No. 2 7 is positioned at the junction of the middle hopper 3 and the exhaust chamber 5, the valve No. 2 7 is fixed on the upper bracket 11 through bolts, the valve No. 16 is positioned at the junction of the metering funnel 4 and the exhaust chamber 5, and the valve No. 16 is fixed on the upper bracket 11 through bolts; the top of the metering funnel 4 is reserved with an exhaust hole, the soft guide pipe 20 is fixed on the exhaust hole through a binding belt, the soft guide pipe 20 is connected with the exhaust pipe 15 through the binding belt, and the exhaust pipe 15 is welded with the dust removal box 16; one end of the connecting pipe 14 is welded with the middle hopper 3, one end of the connecting pipe is welded with the exhaust pipe 15, and the ball valve 13 is arranged on the connecting pipe 14; one end of the pressure relief pipe 21 is welded with the exhaust chamber 5, the other end of the pressure relief pipe is welded with the exhaust pipe 15, and the outer surface of the metering funnel 4 is provided with a mass meter 12; the motor 9 is connected to the rotary feeder 1 by a belt.
Preferably, the bottom bracket and the upper bracket 11 are made of the same material and are made of high-strength alloy materials, the side length of square steel of the bottom bracket is 12cm, the side length of square steel of the upper bracket 11 is 8cm, the base bracket 10 is formed into a cuboid structure by 12 square steels, and the upper bracket 11 is formed into a cuboid structure by 8 square steels.
Preferably, the ball valve 13 is a one-way switch, allowing only gas to pass from the exhaust chamber 5 to the exhaust pipe 15, and not allowing reverse flow of gas.
Preferably, the flexible conduit 20 is made of rubber, the length of the flexible conduit 20 is 1.5m, the material of the connecting pipe 14 is steel, the diameter of the connecting pipe 14 is 5cm, the material of the exhaust pipe 15 is steel, the diameter of the exhaust pipe 15 is 15cm, the material of the pressure relief pipe 21 is steel, and the diameter of the pressure relief pipe 21 is 15cm.
Preferably, the rotary feeder 1 supplies medicine to the gear, the powder material falls into the gap of the gear, and then the gear rotates to send the powder material into the powder channel 19, and the rotating speed of the rotary feeder 1 is 30r/min.
The utility model provides a can realize continuous high pressure feed's of powder sectional type storehouse body's method of application which characterized in that: the sectional type bin body capable of realizing continuous high-pressure powder feeding is adopted for construction, and the specific construction steps are as follows:
step one: checking whether a switch is closed, and whether a feeding funnel 2, an intermediate hopper 3, a metering funnel 4 and an exhaust chamber 5 are sealed, and a line and a pipeline are normal;
step two: firstly, closing a valve No. 16, a valve No. 2 7 and a valve No. 3 8, and keeping a feeding funnel 2, an intermediate hopper 3, a metering funnel 4 and an exhaust chamber 5 in a closed state;
step three: the powder material enters the metering hopper 4, and simultaneously the mass meter 12 starts to work, and the maximum error allowed by the mass meter 12 is 1kg;
step four: when the mass of the powder material in the metering hopper 4 reaches 100% of a set value, the valve No. 16, the valve No. 2 7 and the valve No. 3 8 are simultaneously and automatically opened;
step five: powder material enters the feeding funnel 2, and when the material in the feeding funnel 2 reaches 100% of a design value, the valve No. 16 and the valve No. 2 7 are closed simultaneously and automatically;
step six: simultaneously, the motor 9 is started to enable the rotary feeder 1 to start working, and the quality of the powder material in the rotary feeding hopper 2 is gradually reduced along with the powder material falling into the powder channel 19 and being driven by high-pressure gas to move at a high speed and be sprayed to a specified position outside the bin body;
step seven: continuously adding the powder material into the metering hopper 4, and stopping adding the powder material when the powder material in the feeding hopper 2 reaches 100% of a designed value;
step eight: when the powder material content in the feeding funnel 2 reaches 120% of the minimum value, the valve No. 3 is automatically closed, meanwhile, the switch of the ball valve 13 is opened, high-pressure gas enters the exhaust pipe 15 through the connecting pipe 14 and finally enters the dust removing box 16, when the gas pressure in the middle hopper 3 drops to the set pressure, the switch of the ball valve 13 is automatically locked, then the valve No. 2 7 is opened, and the high-pressure gas in the exhaust chamber 5 is exhausted through the pressure relief pipe 21;
step nine: when the pressure in the exhaust chamber 5 is completely released, the valve No. 16 is automatically opened, and powder materials enter the intermediate hopper 3 through exhaust;
step ten: the valve No. 16 and the valve No. 2 7 are simultaneously and automatically closed, the valve No. 3 and the valve No. 8 are automatically opened, and powder materials enter the feeding funnel 2;
step eleven: the motor 9 and the rotary feeder 1 continuously work, and high-pressure gas is continuously sprayed to enable the powder material to reach a specified position outside the bin body;
step twelve: repeating the steps seven to eleven until the construction is completed.
Preferably, in the sixth step, the high pressure air in the powder channel 19 is provided by an air press, and the air pressure is 0.5MPa.
Preferably, the dust removal tank 16 communicates with the atmosphere, and discharges the dust removed gas to the atmosphere.
Preferably, when the powder material enters the metering hopper 4, if gas is present, it is transported through the flexible conduit 20 to the exhaust pipe 15 and finally into the dust bin 16.
Preferably, the set pressure in the step eight is set to be within a range of 0.1MPa.
The invention relates to a sectional type bin body capable of realizing continuous high-pressure powder feeding and a use method thereof, which solves the problem that powder medicaments cannot be measured and regulated and controlled by arranging a rotary feeder 1; by arranging four bin bodies which are not mutually influenced, the problems that blockage often occurs in the powder adding and powder spraying processes and continuous normal operation cannot be realized are solved; by arranging the metering hopper 4, the powder medicament addition amount is visualized, the inaccuracy of manual feeding is replaced, and the construction efficiency is improved; by providing the dust removal box 16, the escape of the powder medicament is avoided to cause environmental pollution.
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that other variations, modifications, additions and substitutions are possible, without departing from the scope of the invention as disclosed in the accompanying claims.
Claims (9)
1. The utility model provides a can realize continuous high pressure feed's of powder sectional type storehouse body's method of application which characterized in that: the device comprises a rotary feeder, a feeding funnel, a middle hopper, a metering funnel, an exhaust chamber, a valve module, a motor, a base bracket, an upper bracket, a mass meter, a ball valve, a connecting pipe, an exhaust pipe, a dust removing box, a guardrail, a ladder, a powder channel, a soft guide pipe and a pressure relief pipe; the valve module comprises a valve No. 1, a valve No. 2 and a valve No. 3; the base support and the upper support are formed by welding square steel, the bottom support is connected with the upper support in a welding mode, the central axes of the two supports coincide, a steel plate is welded outside the overlapping range of the upper surface of the bottom support and the lower surface of the upper support to form a walking platform, a guardrail is welded at the outermost periphery of the upper surface of the bottom support, and a climbing ladder is welded at the side edge of the bottom support; the structures inside the bottom bracket and the upper bracket are sequentially as follows from bottom to top: the powder channel, the rotary feeder, the feeding funnel, the valve No. 3, the middle hopper, the valve No. 2, the exhaust chamber, the valve No. 1 and the metering funnel; the rotary feeder is positioned at the junction of the powder channel and the feeding funnel, the rotary feeder is fixed on the base bracket through a bolt, the valve No. 3 is positioned at the junction of the feeding funnel and the middle hopper, the valve No. 3 is fixed on the base bracket through a bolt, the valve No. 2 is positioned at the junction of the middle hopper and the exhaust chamber, the valve No. 2 is fixed on the upper bracket through a bolt, the valve No. 1 is positioned at the junction of the metering funnel and the exhaust chamber, and the valve No. 1 is fixed on the upper bracket through a bolt; the top of the metering funnel is reserved with an exhaust hole, the soft guide pipe is fixed on the exhaust hole through a binding belt, the soft guide pipe is connected with an exhaust pipe through a binding belt, and the exhaust pipe is welded with the dust removal box; one end of the connecting pipe is welded with the middle hopper, one end of the connecting pipe is welded with the exhaust pipe, and a ball valve is arranged on the connecting pipe; one end of the pressure relief pipe is welded with the exhaust chamber, the other end of the pressure relief pipe is welded with the exhaust pipe, and a mass meter is arranged on the outer surface of the metering funnel; the motor is connected with the rotary feeder through a belt;
the use method of the sectional type bin body capable of realizing continuous high-pressure powder feeding adopts the sectional type bin body capable of realizing continuous high-pressure powder feeding for construction, and the specific construction steps are as follows:
step one: checking whether a switch is closed, and sealing conditions of a feeding hopper, a middle hopper, a metering hopper and an exhaust chamber are normal or not;
step two: firstly, closing a valve No. 1, a valve No. 2 and a valve No. 3, and keeping a feeding funnel, an intermediate hopper, a metering funnel and an exhaust chamber in a closed state;
step three: the powder material enters a metering hopper, and a mass meter starts to work, wherein the maximum allowable error of the mass meter is 1kg;
step four: when the mass of the powder material in the metering hopper reaches 80% -120% of a set value, the valve No. 1, the valve No. 2 and the valve No. 3 are simultaneously and automatically opened;
step five: powder material enters a feeding funnel, and when the material in the feeding funnel reaches 80% -120% of a design value, a valve No. 1 and a valve No. 2 are closed automatically at the same time;
step six: simultaneously, a motor is started to enable the rotary feeder to start working, and the quality of the powder material in the rotary feeding hopper is gradually reduced along with the powder material falling into the powder channel and being driven by high-pressure gas to move and spray to a specified position outside the bin body at a high speed;
step seven: continuously adding the powder material into the metering hopper, and stopping adding the powder material when the powder material in the feeding hopper reaches 80% -120% of the designed value;
step eight: when the content of powder materials in the feeding hopper reaches 80% -120% of the minimum value, automatically closing a No. 3 valve, simultaneously opening a ball valve switch, enabling high-pressure gas to enter an exhaust pipe through a connecting pipe, finally entering a dust removal box, automatically locking the ball valve switch when the air pressure in the middle hopper is reduced to a set pressure, then opening a No. 2 valve, and discharging the high-pressure gas in the exhaust chamber through a pressure relief pipe;
step nine: when the pressure in the exhaust chamber is completely released, the valve No. 1 is automatically opened, and powder materials enter the intermediate hopper through exhaust;
step ten: the valve No. 1 and the valve No. 2 are simultaneously and automatically closed, the valve No. 3 is automatically opened, and powder materials enter a feeding funnel;
step eleven: the motor and the rotary feeder continuously work, and high-pressure gas is continuously sprayed to enable the powder material to reach a specified position outside the bin body;
step twelve: repeating the steps seven to eleven until the construction is completed.
2. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: the bottom support and the upper support are made of the same material and are made of high-strength alloy materials, the side length of square steel of the bottom support is 10-15cm, the side length of square steel of the upper support is 6-10cm, the base support is of a cuboid structure formed by 12-20 square steels, and the upper support is of a cuboid structure formed by 8-12 square steels.
3. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: the ball valve is a one-way switch, only allows gas to flow from the exhaust chamber to the exhaust pipe, and does not allow the gas to flow reversely.
4. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: the flexible conduit is made of rubber, the length of the flexible conduit is 1.2-2.0m, the connecting pipe is made of steel, the diameter of the connecting pipe is 3-7cm, the exhaust pipe is made of steel, the diameter of the exhaust pipe is 10-25cm, the pressure relief pipe is made of steel, and the diameter of the pressure relief pipe is 10-25cm.
5. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: the rotary feeder supplies medicine for the gear, powder materials fall into the gap of the gear, then the gear rotates to send the powder materials into the powder channel, and the rotating speed of the rotary feeder is 10-100r/min.
6. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: in the step six, high-pressure air in the powder channel is provided by an air press, and the air pressure range is 0.01-5MPa.
7. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: the dust removal box is communicated with the atmosphere, and the gas after dust removal is discharged into the atmosphere.
8. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: when the powder material enters the metering hopper, if gas exists, the powder material is transmitted to the exhaust pipe through the soft pipe and finally enters the dust removal box.
9. The use method of the sectional bin body capable of realizing continuous high-pressure powder feeding according to claim 1, which is characterized in that: and in the step eight, the set pressure is set to be 0.01-1MPa.
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