CN111003534A - Sectional type bin body capable of realizing continuous high-pressure powder feeding and using method thereof - Google Patents
Sectional type bin body capable of realizing continuous high-pressure powder feeding and using method thereof Download PDFInfo
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- CN111003534A CN111003534A CN201911385517.6A CN201911385517A CN111003534A CN 111003534 A CN111003534 A CN 111003534A CN 201911385517 A CN201911385517 A CN 201911385517A CN 111003534 A CN111003534 A CN 111003534A
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- 239000000843 powder Substances 0.000 title claims abstract description 153
- 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 30
- 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
- 239000000956 alloy Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 description 15
- 239000002689 soil Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 238000005429 filling process Methods 0.000 description 2
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- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 238000011049 filling Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
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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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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 equipment for supplying powder materials, and comprising a rotary feeder, a feeding hopper, an intermediate hopper, a metering hopper, 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 removal box, a guardrail, a ladder stand, a powder channel, a soft conduit and a pressure relief pipe; the base support and the upper support are both formed by welding square steel, the outermost periphery of the upper surface of the bottom support is welded with a guardrail, and the side edge of the bottom support is welded with a ladder stand; the structures in the bottom support and the upper support are sequentially as follows from bottom to top: powder passageway, rotary feeder, feed funnel, No. 3 valves, middle hopper, No. 2 valves, exhaust chamber, No. 1 valves, measuring funnel. The invention solves the problem that the powder medicament cannot be metered, regulated and controlled, solves the 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 powder material supply equipment, in particular to a sectional type bin body capable of realizing continuous high-pressure powder supply and a using method thereof.
Background
The powder-spraying pile is also called reinforced soil pile, it uses powdered cement (or lime) as solidifying agent, and in the course of drilling hole a special powder-spraying pile machine is used to spray the solidifying agent into the deep layer of soft soil foundation, and then the in-situ soil and solidifying agent are uniformly mixed by stirring and produce a series of physical and chemical reactions so as to make the soft soil hard-formed into the powder-spraying pile composite foundation with integral mutual influence and combined action to bear upper load. The powder-sprayed pile has the advantages of effectively reducing the total settlement, bearing higher loading rate, having strong lateral deformation resistance, greatly shortening the construction period and the like, and is widely applied in the field of highway construction at present.
However, powder spraying techniques have not been well developed for a long time due to technical and equipment limitations. The existing powder spraying device is simple in structure, most of the powder storage bin is designed to be open at the top and is not provided with a dust remover, and the powder filling process basically comprises the steps of hanging a bag for filling powder on a crown cap to the top of the powder storage bin, and breaking the bag manually or breaking the bag by a cutting knife arranged on the powder storage bin, so that the powder is directly added. Therefore, a large amount of dust is generated in the powder filling process, and environmental pollution is caused.
Generally speaking, the main problems of the prior art powder spraying devices are that: powder needs to be added manually, so that the labor intensity of workers is high, and the working efficiency is low; the simple powder spraying device has low automation degree, the gas of the whole system cannot be detected, regulated and controlled on line, the powder spraying strength cannot be controlled, and the spraying amount cannot be measured; the powder storage bin and the powder spraying tank are unreasonable in design, and the powder adding and powder spraying processes are blocked frequently, so that the continuous normal operation cannot be realized; the whole device cannot be sealed, so that blockage can be caused by applying powder which is easy to damp; the unit injection amount is small, and the production requirement cannot 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 by integrating the prior instruments and equipment.
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 using method thereof, and overcomes the defects in the prior art. By arranging the rotary feeder, the problem that the powder medicament cannot be metered, regulated and controlled is solved; by arranging four bin bodies which are not mutually influenced, the difficult problems that the powder adding and spraying processes are blocked frequently and cannot work continuously and normally are solved; by arranging the metering funnel, the adding amount of the powder medicament is visualized, the inaccuracy of manual feeding is replaced, and the construction efficiency is improved; by arranging the dust removal box, environmental pollution caused by escape of powder medicament is avoided.
The utility model provides a can realize continuous high-pressure feed's of powder sectional type storehouse body 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 removal box, a guardrail, a ladder stand, a powder channel, a soft conduit and a pressure relief pipe; the valve module comprises a No. 1 valve, a No. 2 valve and a No. 3 valve; the walking platform is characterized in that the base support and the upper support are both formed by welding square steel, the bottom support and the upper support are connected in a welding mode, the central axes of the two supports are overlapped, 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 the walking platform, a guardrail is welded on the outermost periphery of the upper surface of the bottom support, and a ladder is welded on the side edge of the bottom support; the structures in the bottom support and the upper support are sequentially as follows from bottom to top: the device comprises a powder channel, a rotary feeder, a feeding funnel, a No. 3 valve, an intermediate hopper, a No. 2 valve, an exhaust chamber, a No. 1 valve and a 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 support through a bolt, the No. 3 valve is positioned at the junction of the feeding funnel and the middle hopper, the No. 3 valve is fixed on the base support through a bolt, the No. 2 valve is positioned at the junction of the middle hopper and the exhaust chamber, the No. 2 valve is fixed on the upper support through a bolt, the No. 1 valve is positioned at the junction of the metering funnel and the exhaust chamber, and the No. 1 valve is fixed on the upper support through a bolt; an exhaust hole is reserved in the top of the metering funnel, 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 the 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, the other end of the connecting pipe is welded with the exhaust pipe, and the connecting pipe is provided with a ball valve; 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 the outer surface of the metering funnel is provided with a mass meter; the motor is connected with the rotary feeder through a belt.
Preferably, 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 pieces of square steel, and the upper support is of a cuboid structure formed by 8-12 pieces of square steel.
Preferably, 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 gas to flow in the reverse direction.
Preferably, the soft pipe is made of rubber, the length of the soft pipe 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 10-25 cm.
Preferably, the rotary feeder supplies the medicine to 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 10-100 r/min.
The use method of the sectional type bin body capable of realizing continuous high-pressure powder feeding is characterized in that: the sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1 is adopted for construction, and the specific construction steps are as follows:
the method comprises the following steps: checking whether the switch is closed, the sealing conditions of the feeding hopper, the intermediate hopper, the metering hopper and the exhaust chamber, and whether the lines and the pipelines are normal;
step two: firstly, closing the No. 1 valve, the No. 2 valve and the No. 3 valve, and keeping the feeding funnel, the middle hopper, the metering funnel and the exhaust chamber in a closed state;
step three: the powder material enters a metering funnel, and simultaneously a mass meter starts to work, wherein the maximum allowable error of the mass meter is 1 kg;
step four: when the mass of the powder material in the metering hopper reaches 80-120% of the set value, the No. 1 valve, the No. 2 valve and the No. 3 valve are automatically opened simultaneously;
step five: the powder material enters a feeding hopper, and when the material in the feeding hopper reaches 80% -120% of a design value, the No. 1 valve and the No. 2 valve are automatically closed at the same time;
step six: meanwhile, the 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 as the powder material falls into the powder channel and is driven by high-pressure gas to move at a high speed to be sprayed to a designated position outside the bin body;
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 a design value;
step eight: when the content of the powder material in the feeding hopper reaches 80% -120% of the minimum value, the No. 3 valve is automatically closed, the ball valve switch is opened at the same time, high-pressure gas enters the exhaust pipe through the connecting pipe and finally enters the dust removal box, when the pressure in the middle hopper is reduced to a set pressure, the ball valve switch is automatically locked, then the No. 2 valve is opened, and the high-pressure gas in the exhaust chamber is exhausted through the pressure relief pipe;
step nine: when the pressure in the exhaust chamber is completely released, the No. 1 valve is automatically opened, and the powder material enters the intermediate hopper in an exhaust mode;
step ten: the No. 1 valve and the No. 2 valve are automatically closed at the same time, the No. 3 valve is automatically opened, and the powder material enters the feeding hopper;
step eleven: the motor and the rotary feeder work continuously, and high-pressure gas is sprayed continuously to enable the powder material to reach a designated position outside the bin body;
step twelve: and repeating the seventh step to the eleventh step until the construction is finished.
Preferably, the high-pressure gas in the powder channel in the sixth step is provided by an air press, and the gas pressure is in the range of 0.01-5 MPa.
Preferably, the dust removal 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 funnel, if gas exists, the powder material is transmitted to the exhaust pipe through the soft guide pipe and finally enters the dust removal box.
Preferably, the set pressure in the step eight is set within a range of 0.01 to 1 MPa.
The invention has the following beneficial technical effects:
(1) by arranging the rotary feeder, the problem that the powder medicament cannot be metered, regulated and controlled is solved; (2) by arranging four bin bodies which are not mutually influenced, the difficult problems that the powder adding and spraying processes are blocked frequently and cannot work continuously and normally are solved; (3) by arranging the metering funnel, the adding amount of the powder medicament is visualized, the inaccuracy of manual feeding is replaced, and the construction efficiency is improved; (4) by arranging the dust removal box, environmental pollution caused by escape of powder medicament is avoided.
Drawings
FIG. 1 is a schematic structural view of a sectional type silo capable of realizing continuous high-pressure powder feeding according to the present invention.
Fig. 2 is a schematic structural view of a sectional type rotary feeder in a bin body capable of realizing continuous high-pressure powder feeding.
The device comprises a rotary feeder 1, a feeding hopper 2, a middle hopper 3, a metering hopper 4, an exhaust chamber 5, a valve 6-1, a valve 7-2, a valve 8-3, a motor 9, a base support 10, an upper support 11, a mass meter 12, a ball valve 13, a connecting pipe 14, an exhaust pipe 15, a dust removal box 16, a guardrail 17, a ladder 18, a powder channel 19, a soft conduit 20 and a pressure relief pipe 21.
Detailed Description
The invention is described in further detail below with reference to the following figures and detailed description:
example 1:
when the dry spraying method is used for construction of the mixing pile, the sectional type cabin body capable of realizing continuous high-pressure powder feeding is adopted for construction, wherein the parameters of the mixing pile are as follows: the mixing amount of the curing agent is 25 percent, the diameter of the pile is 800mm, and the length of the pile is 30 m. The concrete construction steps are as follows:
as shown in fig. 1-2, a sectional type silo capable of realizing continuous high-pressure powder supply is characterized in that: the 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 support 10, an upper support 11, a mass meter 12, a ball valve 13, a connecting pipe 14, an exhaust pipe 15, a dust removal box 16, a guardrail 17, a ladder 18, a powder channel 19, a soft conduit 20 and a pressure relief pipe 21; the valve module comprises a No. 1 valve 6, a No. 2 valve 7 and a No. 3 valve 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 are overlapped, 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 on the outermost periphery of the upper surface of the bottom support, and a ladder 18 is welded on the side edge of the bottom support; the structures in the bottom bracket and the upper bracket 11 are sequentially as follows from bottom to top: the device comprises a powder channel 19, a rotary feeder 1, a feeding funnel 2, a No. 3 valve 8, an intermediate hopper 3, a No. 2 valve 7, an exhaust chamber 5, a No. 1 valve 6 and a 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 support 10 through bolts, the valve 3 8 is positioned at the junction of the feeding funnel 2 and the middle hopper 3, the valve 3 is fixed on the base support 10 through bolts, the valve 2 is positioned at the junction of the middle hopper 3 and the exhaust chamber 5, the valve 2 is fixed on the upper support 11 through bolts, the valve 1 is positioned at the junction of the metering funnel 4 and the exhaust chamber 5, and the valve 1 is fixed on the upper support 11 through bolts; an exhaust hole is reserved in the top of the metering funnel 4, 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, the other end of the connecting pipe is welded with the exhaust pipe 15, and the connecting pipe 14 is provided with a ball valve 13; 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 a mass meter 12 is arranged on the outer surface of the metering funnel 4; the motor 9 is connected with the rotary feeder 1 through a belt.
Preferably, the bottom support and the upper support 11 are made of the same material and are made of high-strength alloy materials, the side length of the square steel of the bottom support is 12cm, the side length of the square steel of the upper support 11 is 8cm, the base support 10 is of a cuboid structure formed by 12 pieces of square steel, and the upper support 11 is of a cuboid structure formed by 8 pieces of square steel.
Preferably, the ball valve 13 is a one-way switch, which only allows gas to flow from the exhaust chamber 5 to the exhaust pipe 15, but does not allow gas to flow in the reverse direction.
Preferably, the material of the soft conduit 20 is rubber, the length of the soft 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 15 cm.
Preferably, the rotary feeder 1 supplies the 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 30 r/min.
The use method of the sectional type bin body capable of realizing continuous high-pressure powder feeding is characterized in that: the sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1 is adopted for construction, and the specific construction steps are as follows:
the method comprises the following steps: whether the switch is closed, the sealing conditions of the feeding hopper 2, the intermediate hopper 3, the metering hopper 4 and the exhaust chamber 5 and whether the lines and the pipelines are normal are checked;
step two: firstly, a valve 6 No. 1, a valve 7 No. 2 and a valve 8 No. 3 are closed, and a feeding funnel 2, an intermediate hopper 3, a metering funnel 4 and an exhaust chamber 5 are kept in a closed state;
step three: the powder material enters the metering hopper 4, and simultaneously the mass meter 12 starts to work, wherein the maximum allowable error of the mass meter 12 is 1 kg;
step four: when the mass of the powder material in the metering funnel 4 reaches 100% of a set value, the No. 1 valve 6, the No. 2 valve 7 and the No. 3 valve 8 are automatically opened simultaneously;
step five: the powder material enters the feeding hopper 2, and when the material in the feeding hopper 2 reaches 100% of a design value, the No. 1 valve 6 and the No. 2 valve 7 are automatically closed at the same time;
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 to be sprayed to a designated 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 design value;
step eight: when the content of the powder material in the feeding hopper 2 reaches 120% of the minimum value, the valve 8 No. 3 is automatically closed, 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 removal box 16, when the pressure in the intermediate hopper 3 is reduced to a set pressure, the switch of the ball valve 13 is automatically locked, then the valve 7 No. 2 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 No. 1 valve 6 is automatically opened, and the powder material enters the intermediate hopper 3 through an exhaust mode;
step ten: the No. 1 valve 6 and the No. 2 valve 7 are automatically closed at the same time, the No. 3 valve 8 is automatically opened, and the powder material enters the feeding hopper 2;
step eleven: the motor 9 and the rotary feeder 1 continuously work, and the high-pressure gas is continuously sprayed to enable the powder material to reach a designated position outside the bin body;
step twelve: and repeating the seventh step to the eleventh step until the construction is finished.
Preferably, the high pressure gas in the powder channel 19 in the sixth step is provided by an air press, and the gas pressure is 0.5 MPa.
Preferably, the dust removing box 16 is communicated with the atmosphere, and the gas after dust removal is discharged to the atmosphere.
Preferably, the powder material enters the metering hopper 4 and, if gas is present, is transported through the flexible conduit 20 to the exhaust duct 15 and finally to the dust removal bin 16.
Preferably, the set range of the set pressure in the step eight is 0.1 MPa.
Example 2:
when the powder medicament is used for repairing soil in a polluted site, the sectional type bin body capable of realizing continuous high-pressure powder feeding is adopted for construction, the doping amount of the medicament is 1%, and the specific construction steps are as follows:
as shown in fig. 1-2, a sectional type silo capable of realizing continuous high-pressure powder supply is characterized in that: the 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 support 10, an upper support 11, a mass meter 12, a ball valve 13, a connecting pipe 14, an exhaust pipe 15, a dust removal box 16, a guardrail 17, a ladder 18, a powder channel 19, a soft conduit 20 and a pressure relief pipe 21; the valve module comprises a No. 1 valve 6, a No. 2 valve 7 and a No. 3 valve 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 are overlapped, 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 on the outermost periphery of the upper surface of the bottom support, and a ladder 18 is welded on the side edge of the bottom support; the structures in the bottom bracket and the upper bracket 11 are sequentially as follows from bottom to top: the device comprises a powder channel 19, a rotary feeder 1, a feeding funnel 2, a No. 3 valve 8, an intermediate hopper 3, a No. 2 valve 7, an exhaust chamber 5, a No. 1 valve 6 and a 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 support 10 through bolts, the valve 3 8 is positioned at the junction of the feeding funnel 2 and the middle hopper 3, the valve 3 is fixed on the base support 10 through bolts, the valve 2 is positioned at the junction of the middle hopper 3 and the exhaust chamber 5, the valve 2 is fixed on the upper support 11 through bolts, the valve 1 is positioned at the junction of the metering funnel 4 and the exhaust chamber 5, and the valve 1 is fixed on the upper support 11 through bolts; an exhaust hole is reserved in the top of the metering funnel 4, 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, the other end of the connecting pipe is welded with the exhaust pipe 15, and the connecting pipe 14 is provided with a ball valve 13; 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 a mass meter 12 is arranged on the outer surface of the metering funnel 4; the motor 9 is connected with the rotary feeder 1 through a belt.
Preferably, the bottom support and the upper support 11 are made of the same material and are made of high-strength alloy materials, the side length of the square steel of the bottom support is 12cm, the side length of the square steel of the upper support 11 is 8cm, the base support 10 is of a cuboid structure formed by 12 pieces of square steel, and the upper support 11 is of a cuboid structure formed by 8 pieces of square steel.
Preferably, the ball valve 13 is a one-way switch, which only allows gas to flow from the exhaust chamber 5 to the exhaust pipe 15, but does not allow gas to flow in the reverse direction.
Preferably, the material of the soft conduit 20 is rubber, the length of the soft 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 15 cm.
Preferably, the rotary feeder 1 supplies the 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 30 r/min.
The use method of the sectional type bin body capable of realizing continuous high-pressure powder feeding is characterized in that: the sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1 is adopted for construction, and the specific construction steps are as follows:
the method comprises the following steps: whether the switch is closed, the sealing conditions of the feeding hopper 2, the intermediate hopper 3, the metering hopper 4 and the exhaust chamber 5 and whether the lines and the pipelines are normal are checked;
step two: firstly, a valve 6 No. 1, a valve 7 No. 2 and a valve 8 No. 3 are closed, and a feeding funnel 2, an intermediate hopper 3, a metering funnel 4 and an exhaust chamber 5 are kept in a closed state;
step three: the powder material enters the metering hopper 4, and simultaneously the mass meter 12 starts to work, wherein the maximum allowable error of the mass meter 12 is 1 kg;
step four: when the mass of the powder material in the metering funnel 4 reaches 100% of a set value, the No. 1 valve 6, the No. 2 valve 7 and the No. 3 valve 8 are automatically opened simultaneously;
step five: the powder material enters the feeding hopper 2, and when the material in the feeding hopper 2 reaches 100% of a design value, the No. 1 valve 6 and the No. 2 valve 7 are automatically closed at the same time;
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 to be sprayed to a designated 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 design value;
step eight: when the content of the powder material in the feeding hopper 2 reaches 120% of the minimum value, the valve 8 No. 3 is automatically closed, 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 removal box 16, when the pressure in the intermediate hopper 3 is reduced to a set pressure, the switch of the ball valve 13 is automatically locked, then the valve 7 No. 2 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 No. 1 valve 6 is automatically opened, and the powder material enters the intermediate hopper 3 through an exhaust mode;
step ten: the No. 1 valve 6 and the No. 2 valve 7 are automatically closed at the same time, the No. 3 valve 8 is automatically opened, and the powder material enters the feeding hopper 2;
step eleven: the motor 9 and the rotary feeder 1 continuously work, and the high-pressure gas is continuously sprayed to enable the powder material to reach a designated position outside the bin body;
step twelve: and repeating the seventh step to the eleventh step until the construction is finished.
Preferably, the high pressure gas in the powder channel 19 in the sixth step is provided by an air press, and the gas pressure is 0.5 MPa.
Preferably, the dust removing box 16 is communicated with the atmosphere, and the gas after dust removal is discharged to the atmosphere.
Preferably, the powder material enters the metering hopper 4 and, if gas is present, is transported through the flexible conduit 20 to the exhaust duct 15 and finally to the dust removal bin 16.
Preferably, the set range of the set pressure in the step eight is 0.1 MPa.
According to the sectional type bin body capable of realizing continuous high-pressure powder feeding and the using method thereof, the problem that powder medicaments cannot be metered and regulated and controlled is solved by arranging the rotary feeder 1; by arranging four bin bodies which are not mutually influenced, the difficult problems that the powder adding and spraying processes are blocked frequently and cannot work continuously and normally are solved; by arranging the metering funnel 4, the adding amount of the powder medicament is visualized, the inaccuracy of manual feeding is replaced, and the construction efficiency is improved; by arranging the dust removal box 16, environmental pollution caused by escape of powder medicament is avoided.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a can realize continuous high-pressure feed's of powder sectional type storehouse body 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 removal box, a guardrail, a ladder stand, a powder channel, a soft conduit and a pressure relief pipe; the valve module comprises a No. 1 valve, a No. 2 valve and a No. 3 valve; the walking platform is characterized in that the base support and the upper support are both formed by welding square steel, the bottom support and the upper support are connected in a welding mode, the central axes of the two supports are overlapped, 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 the walking platform, a guardrail is welded on the outermost periphery of the upper surface of the bottom support, and a ladder is welded on the side edge of the bottom support; the structures in the bottom support and the upper support are sequentially as follows from bottom to top: the device comprises a powder channel, a rotary feeder, a feeding funnel, a No. 3 valve, an intermediate hopper, a No. 2 valve, an exhaust chamber, a No. 1 valve and a 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 support through a bolt, the No. 3 valve is positioned at the junction of the feeding funnel and the middle hopper, the No. 3 valve is fixed on the base support through a bolt, the No. 2 valve is positioned at the junction of the middle hopper and the exhaust chamber, the No. 2 valve is fixed on the upper support through a bolt, the No. 1 valve is positioned at the junction of the metering funnel and the exhaust chamber, and the No. 1 valve is fixed on the upper support through a bolt; an exhaust hole is reserved in the top of the metering funnel, 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 the 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, the other end of the connecting pipe is welded with the exhaust pipe, and the connecting pipe is provided with a ball valve; 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 the outer surface of the metering funnel is provided with a mass meter; the motor is connected with the rotary feeder through a belt.
2. The sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1, wherein: 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 pieces of square steel, and the upper support is of a cuboid structure formed by 8-12 pieces of square steel.
3. The sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1, wherein: 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 reversely flow.
4. The sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1, wherein: the flexible pipe is made of rubber, the length of the flexible pipe 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 10-25 cm.
5. The sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1, wherein: the rotary feeder supplies medicine to 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 10-100 r/min.
6. The use method of the sectional type bin body capable of realizing continuous high-pressure powder feeding is characterized in that: the sectional type cabin body capable of realizing continuous high-pressure powder feeding of claim 1 is adopted for construction, and the specific construction steps are as follows:
the method comprises the following steps: checking whether the switch is closed, the sealing conditions of the feeding hopper, the intermediate hopper, the metering hopper and the exhaust chamber, and whether the lines and the pipelines are normal;
step two: firstly, closing the No. 1 valve, the No. 2 valve and the No. 3 valve, and keeping the feeding funnel, the middle hopper, the metering funnel and the exhaust chamber in a closed state;
step three: the powder material enters a metering funnel, and simultaneously a mass meter starts to work, wherein the maximum allowable error of the mass meter is 1 kg;
step four: when the mass of the powder material in the metering hopper reaches 80-120% of the set value, the No. 1 valve, the No. 2 valve and the No. 3 valve are automatically opened simultaneously;
step five: the powder material enters a feeding hopper, and when the material in the feeding hopper reaches 80% -120% of a design value, the No. 1 valve and the No. 2 valve are automatically closed at the same time;
step six: meanwhile, the 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 as the powder material falls into the powder channel and is driven by high-pressure gas to move at a high speed to be sprayed to a designated position outside the bin body;
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 a design value;
step eight: when the content of the powder material in the feeding hopper reaches 80% -120% of the minimum value, the No. 3 valve is automatically closed, the ball valve switch is opened at the same time, high-pressure gas enters the exhaust pipe through the connecting pipe and finally enters the dust removal box, when the pressure in the middle hopper is reduced to a set pressure, the ball valve switch is automatically locked, then the No. 2 valve is opened, and the high-pressure gas in the exhaust chamber is exhausted through the pressure relief pipe;
step nine: when the pressure in the exhaust chamber is completely released, the No. 1 valve is automatically opened, and the powder material enters the intermediate hopper in an exhaust mode;
step ten: the No. 1 valve and the No. 2 valve are automatically closed at the same time, the No. 3 valve is automatically opened, and the powder material enters the feeding hopper;
step eleven: the motor and the rotary feeder work continuously, and high-pressure gas is sprayed continuously to enable the powder material to reach a designated position outside the bin body;
step twelve: and repeating the seventh step to the eleventh step until the construction is finished.
7. The use method of the sectional type cabin body capable of realizing the continuous high-pressure powder feeding of the claim 6 is characterized in that: and in the sixth step, high-pressure gas in the powder channel is provided by an air press, and the gas pressure range is 0.01-5 MPa.
8. The use method of the sectional type cabin body capable of realizing the continuous high-pressure powder feeding of the claim 6 is characterized in that: the dust removal box is communicated with the atmosphere and discharges the dust-removed gas into the atmosphere.
9. The use method of the sectional type cabin body capable of realizing the continuous high-pressure powder feeding of the claim 6 is characterized in that: when the powder material enters the metering funnel, if gas exists, the gas is transmitted to the exhaust pipe through the soft guide pipe, and finally enters the dust removal box.
10. The use method of the sectional type cabin body capable of realizing the continuous high-pressure powder feeding of the claim 6 is characterized in that: and the set range of the set pressure in the step eight is 0.01-1 MPa.
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| CN201911385517.6A CN111003534B (en) | 2019-12-29 | 2019-12-29 | Sectional type bin capable of realizing continuous high-pressure powder feeding and use method thereof |
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| CN114988141A (en) * | 2022-05-11 | 2022-09-02 | 江苏仅一联合智造有限公司 | Butt joint and dustless doffer of hopper are transported to powder |
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| CN111003534B (en) | 2023-12-12 |
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