CN115258713A - Adipic acid powder conveying system and method - Google Patents
Adipic acid powder conveying system and method Download PDFInfo
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- CN115258713A CN115258713A CN202211034379.9A CN202211034379A CN115258713A CN 115258713 A CN115258713 A CN 115258713A CN 202211034379 A CN202211034379 A CN 202211034379A CN 115258713 A CN115258713 A CN 115258713A
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- adipic acid
- acid powder
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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
- B65G63/00—Transferring or trans-shipping at storage areas, railway yards or harbours or in opening mining cuts; Marshalling yard installations
- B65G63/008—Transferring or trans-shipping at storage areas, railway yards or harbours or in opening mining cuts; Marshalling yard installations for bulk material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/02—Large containers rigid
- B65D88/022—Large containers rigid in multiple arrangement, e.g. stackable, nestable, connected or joined together side-by-side
- B65D88/027—Large containers rigid in multiple arrangement, e.g. stackable, nestable, connected or joined together side-by-side single containers connected to each other by additional means so as to form a cluster of containers, e.g. a battery of containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
- B65D88/64—Large containers characterised by means facilitating filling or emptying preventing bridge formation
- B65D88/66—Large containers characterised by means facilitating filling or emptying preventing bridge formation using vibrating or knocking devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
- B65D88/64—Large containers characterised by means facilitating filling or emptying preventing bridge formation
- B65D88/70—Large containers characterised by means facilitating filling or emptying preventing bridge formation using fluid jets
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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
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/50—Pneumatic devices
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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
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/58—Devices for accelerating or decelerating flow of the materials; Use of pressure generators
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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
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material
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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
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/04—Loading land vehicles
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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
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The utility model provides an adipic acid powder conveying system, including screw feeder, screw feeder sets up two at least flexible conveying pipeline, still include the transport vechicle, defeated feed bin, the top of defeated feed bin sets up the apron and seals, defeated feed bin includes a plurality of feed bins that are inversion toper, connect through the bellied cambered surface section that makes progress between the adjacent feed bin, be provided with a plurality of feed inlets on the apron, with the feed bin, the cambered surface section corresponds, still include the air inlet pipeline, the air inlet pipeline is gone up to set up a plurality of air inlets and links to each other with the feed bin lower part that corresponds, and respectively through admission valve control switching, still include row material pipeline, it links to each other with the feed bin bottom that corresponds to set up a plurality of bin outlet on the material pipeline, and respectively through row material valve control switching, two at least flexible conveying pipeline forms to dismantle with the feed inlet on the apron and is connected, the combination constitutes adipic acid powder conveying system. The device has a simple structure, is convenient to operate, can quickly finish the conveying purpose of the adipic acid powder at low cost, and ensures the conveying efficiency and the product quality.
Description
Technical Field
The invention relates to the field of chemical industry, in particular to an adipic acid powder conveying system and method.
Background
Adipic acid liquid synthesized by chemical enterprises is crystallized to form a slurry state, then wet adipic acid material with the water content of about 10% is obtained through centrifugal separation, the wet adipic acid material enters a fluidized bed for heating and drying, and the adipic acid powder is obtained through cooling. And packaging the adipic acid powder produced by the chemical enterprises into bagged products by a packaging machine, warehousing and stacking after weighing is qualified, and externally conveying by a vehicle.
The packaged adipic acid stacked in a stacking manner is easy to agglomerate due to extrusion in the conveying process, so that the product quality is reduced, and in addition, the adipic acid powder is packaged and stacked, so that the defects of high packaging cost and high manual labor intensity are also overcome.
Therefore, how to transport adipic acid powder externally with high efficiency and low cost is a problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
One of the purposes of the present invention is to provide an adipic acid powder conveying system, which is simple in structure and convenient to operate, can accomplish the conveying purpose of adipic acid powder quickly and at low cost, and ensures conveying efficiency and product quality.
The invention also aims to provide a method for conveying the adipic acid powder by using the conveying system, which is simple and convenient to operate, can greatly reduce the labor intensity of workers and effectively improve the conveying efficiency of the adipic acid powder.
The technical scheme for realizing one purpose of the invention is as follows: the utility model provides an adipic acid powder conveying system, includes spiral feeder, spiral feeder's feed inlet is used for linking to each other with adipic acid powder source, and spiral feeder's bottom evenly sets up two at least flexible conveying pipeline along length direction, and passes through bleeder valve control switching respectively, still includes the transport vechicle to and set up the conveying storehouse on the transport vechicle, the top of conveying storehouse sets up the apron and seals, conveying storehouse includes a plurality of feed bins that are inversion toper, and a plurality of feed bins are arranged along the length direction of transport vechicle, connects through the bellied cambered surface section that makes progress between the adjacent feed bin, be provided with a plurality of feed inlets on the apron, a plurality of feed inlets along the length direction interval distribution of transport vechicle, with the feed bin, cambered surface section corresponds, still includes the air inlet pipeline, the air inlet pipe is on the way set up a plurality of air inlets and is continuous with the feed bin lower part that corresponds, and respectively through admission valve control switching, still includes row material pipe way, arranges the material pipe way and sets up a plurality of bin bottoms that the bin that a plurality of bin row material outlets and correspond and link to each other with corresponding on row material pipe, and link to each other through the row material pipe way respectively, and through the discharge valve control switching, and form to dismantle with the feed inlet formation on at least two at least flexible conveying pipeline and be connected, and constitute adipic acid powder conveying system.
And a pressure relief valve and a safety valve are arranged at the downstream end of the air inlet pipeline.
Still include the three-way valve, the first port of three-way valve is used for linking to each other with adipic acid powder source, and the second port of three-way valve is used for the packagine machine feed inlet to link to each other, and the third port of three-way valve links to each other with screw feeder's feed inlet.
The device is characterized by further comprising a plurality of blowing assisting pipes, the number of the blowing assisting pipes is matched with that of the storage bins, the upstream end of each blowing assisting pipe is connected with the air inlet pipeline, the downstream end of each blowing assisting pipe is connected to the material outlet pipeline and is positioned at the upstream of the corresponding material outlet, and the blowing assisting pipes are controlled to be opened and closed through the blowing assisting valves respectively.
The circulating pipeline is connected with the discharge pipeline and positioned at the downstream of the discharge port, the downstream end of the circulating pipeline is connected with the air inlet pipeline and positioned at the upstream of the air inlet, and the circulating pipeline is controlled to be opened and closed through the circulating valve.
The second technical scheme for realizing the aim of the invention is as follows: the method for conveying the adipic acid powder by adopting the adipic acid powder conveying system comprises the following steps:
1) Starting the spiral material conveyor;
2) Through two at least flexible conveying pipelines, and the bleeder valve that the control corresponds inputs the adipic acid powder to defeated feed bin, and the input mode is:
conveying materials to the corresponding feed inlets of the bins along the direction of the head or the tail of the vehicle in sequence until the height of the adipic acid powder accumulated in the bins exceeds the height of the cambered surface section; then, conveying materials to the corresponding feed inlets of the cambered surface sections along the direction of the head or the tail of the vehicle in sequence until the height of the adipic acid powder accumulated in each cambered surface section is not more than that of the adipic acid powder accumulated in the bin, finishing the conveying, and sealing each feed inlet;
3) The transport vehicle is transferred to a destination, and an air inlet pipeline and an air inlet valve are utilized to pressurize the material conveying bin;
4) Opening a discharge valve corresponding to the storage bin to discharge materials outwards;
5) And (5) repeating the step 3) and the step 4) until discharging is finished.
Preferably, the height of the adipic acid powder accumulated in each bin in the step 2) is 95% of the height of the space between the bottom of each bin and the cover plate, and the height of the adipic acid powder accumulated on each arc surface section is 90% of the height of the space between the bottom of each bin and the cover plate.
And 3) pressurizing by using inert gas.
Adopt above-mentioned technical scheme to have following beneficial effect:
1. the adipic acid powder conveying system comprises a spiral conveyor, a feed inlet of the spiral conveyor is used for being connected with an adipic acid powder source, at least two flexible conveying pipelines are uniformly arranged at the bottom of the spiral conveyor along the length direction and are controlled to be opened and closed through discharge valves respectively, and the adipic acid powder is discharged along the corresponding flexible conveying pipelines by opening or closing the corresponding discharge valves. Still include the transport vechicle to and set up the defeated feed bin on the transport vechicle, promptly, defeated feed bin accessible transport vechicle shifts to the assigned position. The top of the conveying bin is provided with a cover plate for sealing. Defeated feed bin includes that a plurality of feed bins that are inversion toper are arranged along the length direction of transport vechicle, connects through the bellied cambered surface section that makes progress between the adjacent feed bin, also promptly, space between a plurality of feed bins and the apron and the space between cambered surface section and the apron constitute the loading space of defeated feed bin. Be provided with a plurality of feed inlets on the apron, a plurality of feed inlets are along the length direction interval distribution of transport vechicle, correspond with feed bin, cambered surface section, also promptly, all are provided with the feed inlet above feed bin, the cambered surface section. Still include the air inlet pipeline, it links to each other with the feed bin lower part that corresponds to set up a plurality of air inlets on the air inlet pipeline, and pass through the switching of admission valve control respectively, also, just, ventilate to the feed bin that corresponds through the control admission valve, make defeated material storehouse inner space have pressure, utilize pressure to unload the adipic acid powder in the feed bin by force, simultaneously, the gaseous adipic acid powder in the still fluffy feed bin of still accessible feed bin of air inlet and/or the adipic acid powder on the formation pulse oscillation feed bin inner wall, guarantee the quality of adipic acid powder, and improve the row material efficiency of adipic acid powder. Still including arranging the material pipeline, arrange and set up a plurality of bin outlets on the material pipeline and link to each other with the feed bin bottom that corresponds, and respectively through the blow off valve control switching, through opening the blow off valve that corresponds, fluffy adipic acid powder in the corresponding feed bin is through blow off valve, row material pipeline externally discharge under gas pressure and action of gravity, arranges material efficiently, and discharged adipic acid powder does not have the caking phenomenon, and product quality is good, and reduction manual labor intensity that can be very big. At least two flexible conveying pipelines form detachable connection with the feed inlet on the cover plate to form an adipic acid powder conveying system in a combined mode, adipic acid powder is input into the feed bin from the feed inlet corresponding to the feed bin, an inverted cone-shaped material stack is formed on the upper portion of the feed bin, the adipic acid powder is input into the cambered surface section from the feed inlet corresponding to the cambered surface section, and the space between the two adjacent material stacks is filled, so that the utilization rate of the loading space of the whole conveying bin is high, and the conveying efficiency of the adipic acid powder is improved.
2. The downstream end of air inlet pipeline is provided with relief valve and relief valve, and the relief valve is used for avoiding defeated material storehouse internal gas pressure too high, guarantees conveying system's safety, and the relief valve is used for opening the pressure release after arranging the material and finishing.
3. Still include the three-way valve, the first port of three-way valve is used for linking to each other with adipic acid powder source, and the second port of three-way valve is used for the packagine machine feed inlet to link to each other, and the third port of three-way valve links to each other with screw feeder's feed inlet, can select to utilize conveying system to carry adipic acid powder product outward according to actual need, perhaps sends the adipic acid powder to the baling press packing and handles, satisfies the actual demand of enterprise.
4. The adipic acid powder discharge device is characterized by further comprising a plurality of blowing assisting pipes, the number of the blowing assisting pipes is matched with the number of the storage bins, the upstream end of each blowing assisting pipe is connected with the air inlet pipeline, the downstream end of each blowing assisting pipe is connected to the material discharge pipeline and located at the upstream of the corresponding material discharge port, the blowing assisting pipes are controlled to be opened and closed through the blowing assisting valves respectively, high-pressure gas is filled into the material discharge pipeline section for discharging materials by opening the blowing assisting valves and is matched with the air pressure in the material conveying bins, and the material discharge efficiency of adipic acid powder is improved.
5. Still include the circulating line, the upper reaches end of circulating line links to each other with the discharge pipeline, is located the low reaches of bin outlet, and the low reaches end of circulating line links to each other with the inlet line, is located the upper reaches of air inlet, the circulating line passes through circulating valve control switching, can select to open the circulating valve according to actual demand, makes high-pressure gas flow return to the inlet line along the circulating valve, improves high-pressure gas's utilization efficiency.
6. According to the conveying method, the plurality of flexible conveying pipelines are utilized to convey materials to the bins in sequence, the height of the adipic acid powder accumulated in the bins exceeds the height point of the cambered surface section, the adipic acid powder is filled in the bins, and the part of the adipic acid powder exceeding the bins is accumulated in an inverted cone shape. Then utilize a plurality of flexible conveying pipeline to defeated material to each cambered surface section in proper order, fill the interval space between the adipic acid material that adjacent feed bin is piled up, improve the whole rate of charging of defeated feed bin by a wide margin, improve the defeated material efficiency of transport vechicle. In the conveying process of the transport vehicle loaded with the adipic acid powder, the bumpy transport state is also favorable for avoiding agglomeration of the adipic acid powder accumulated in the storage bin. After the transport vehicle loaded with the adipic acid powder arrives at a destination, the gas inlet pipeline is firstly utilized to pressurize the conveying bin, and in the stamping process, high-pressure gas enters from the bottom of the corresponding bin, so that the adipic acid powder can be further fluffy and piled, and the quality of the adipic acid is improved. After the air inflation is finished, the corresponding discharge valve is opened, the adipic acid powder accumulated in the bin is discharged through the discharge valve under the action of air pressure, the conveying purpose of the adipic acid powder is completed, the conveying efficiency is high, the quality of the conveyed adipic acid powder is good, and the manual labor intensity can be greatly reduced.
The following further description is made with reference to the accompanying drawings and detailed description.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the attached drawing, 1 is a spiral feeder, 2 is a flexible conveying pipeline, 3 is a discharge valve, 4 is a transport vehicle, 5 is a conveying bin, 6 is a cover plate, 7 is a storage bin, 8 is an arc surface section, 9 is a feed inlet, 10 is an air inlet pipeline, 11 is an air inlet, 12 is an air inlet valve, 13 is a discharge pipeline, 14 is a discharge outlet, 15 is a discharge valve, 16 is a pressure release valve, 17 is a safety valve, 18 is a three-way valve, 19 is an auxiliary blow pipe, 20 is an auxiliary blow valve, 21 is a circulation pipeline, and 22 is a circulation valve.
Detailed Description
Example 1
Referring to FIG. 1, an embodiment of an adipic acid powder delivery system is shown. Adipic acid powder conveying system includes screw feeder 1, screw feeder 1's feed inlet is used for linking to each other with adipic acid powder source, screw feeder 1's bottom evenly sets up two at least flexible conveying pipeline 2 along length direction, and control the switching through bleeder valve 3 respectively, in this embodiment, the quantity of flexible conveying pipeline is two, of course, also can be according to actual need, set up more flexible conveying pipeline of quantity, still include three-way valve 18, three-way valve 18's first port is used for linking to each other with adipic acid powder source, three-way valve's second port is used for the packagine machine feed inlet to link to each other, three-way valve's third port and screw feeder 1's feed inlet link to each other, through controlling first port and second port intercommunication or first port and third port intercommunication, or close the three-way valve, make adipic acid powder get into screw feeder or get into packagine machine packing and be the product in bags, satisfy the actual demand of enterprise. Still include transport vechicle 4 to and set up defeated feed bin 5 on transport vechicle 4, the top of defeated feed bin 5 sets up apron 6 and seals, defeated feed bin 5 includes that the three is invert conical feed bin 7, and these three feed bin 7 are arranged along the length direction of transport vechicle 4, connects through bellied cambered surface section 8 that makes progress between the adjacent feed bin 7, and it is very obvious, has the space between bin opening and the apron on feed bin upper portion. The cover plate 6 is provided with five feed inlets 9, and the five feed inlets 9 are distributed at intervals along the length direction of the transport cart 4 and correspond to the stock bin 7 and the cambered surface section 8. Still include air inlet pipeline 10, air inlet pipeline 10 is last to set up three air inlets 11 of group and to link to each other with 7 lower parts of feed bin that correspond, and respectively through admission valve 12 control switching, and is concrete, the quantity of a set of air inlet is two, all link to each other with the lower part of feed bin, it is obvious, air inlet pipeline's upstream end links to each other with high pressurized air source, in order to satisfy the actual demand, and guarantee safety, air inlet pipeline 10's downstream end is provided with relief valve 16 and relief valve 17, in this embodiment, air inlet pipeline's downstream end fork is two ways, set up the relief valve on one of them pipeline, set up the relief valve on the other pipeline. The blowing-assisting device is characterized by further comprising a discharge pipeline 13, wherein three discharge ports 14 are formed in the discharge pipeline 13, the discharge ports are connected with the bottom of the corresponding storage bin 7 and are controlled to be opened and closed through discharge valves 15 respectively, in the embodiment, the blowing-assisting device further comprises a plurality of blowing-assisting pipes 19, the number of the blowing-assisting pipes 19 is matched with that of the storage bin 7, namely, the number of the blowing-assisting pipes is three, the upstream end of each blowing-assisting pipe 19 is connected with the air inlet pipeline 10, the downstream end of each blowing-assisting pipe 10 is connected to the discharge pipeline 13 and is located at the upstream of the corresponding discharge port 14, the blowing-assisting pipes 10 are controlled to be opened and closed through blowing-assisting valves 20 respectively, in order to improve the utilization rate of high-pressure gas, the blowing-assisting device further comprises a circulation pipeline 21, the upstream end of the circulation pipeline 21 is connected with the discharge pipeline 13 and is located at the downstream of the discharge ports 14, the downstream end of the circulation pipeline 21 is connected with the air inlet pipeline 10 and is located at the upstream of the air inlet 11, and the circulation pipeline is controlled to be opened and closed through circulation valves 22. The two flexible material conveying pipelines 2 are detachably connected with a feeding hole 9 on the cover plate and combined to form an adipic acid powder conveying system.
Example 2
The method for conveying the adipic acid powder by using the adipic acid powder conveying system described in example 1 comprises the following steps:
1) Starting the spiral material conveyor, and controlling the first port and the third port of the three-way valve to be communicated;
2) Through two flexible conveying pipelines, and the bleeder valve that the control corresponds inputs the adipic acid powder to defeated feed bin, and the input mode is:
conveying materials to the feed inlets corresponding to the bins along the direction of the head or the tail of the vehicle in sequence until the height of the adipic acid powder accumulated in the bins exceeds the height point of the cambered surface section, specifically, the height of the adipic acid powder accumulated in the bins is 95% of the spacing height between the bottoms of the bins and the cover plate, then conveying materials to the feed inlets corresponding to the cambered surface sections along the direction of the head or the tail of the vehicle in sequence until the height of the adipic acid powder accumulated in the cambered surface sections does not exceed the height of the adipic acid powder accumulated in the bins, specifically, the height of the adipic acid powder accumulated on each cambered surface section is 90% of the spacing height between the bottoms of the bins and the cover plate, and sealing the feed inlets after the material conveying is finished;
3) The transport vehicle is transferred to a destination, an air inlet pipeline and an air inlet valve are utilized to pressurize the material conveying bin, generally, inert gas such as nitrogen is used for pressurizing, and in the inflating process, high-pressure gas plays a role in loosening adipic acid powder accumulated in each bin;
4) Sequentially opening discharge valves corresponding to the bins along the direction of the head or the tail of the vehicle to discharge materials outwards;
5) And (5) repeating the step 3) and the step 4), and opening the corresponding blow-assisting valve according to the actual situation, and utilizing high-pressure gas to assist in discharging till discharging is finished.
Claims (8)
1. An adipic acid powder conveying system is characterized in that: comprises a spiral feeder (1), a feed inlet of the spiral feeder (1) is used for being connected with an adipic acid powder source, at least two flexible feed conveying pipelines (2) are uniformly arranged at the bottom of the spiral feeder (1) along the length direction and are respectively controlled to be opened and closed by a discharge valve (3),
the conveying device is characterized by further comprising a transport vehicle (4) and conveying bins (5) arranged on the transport vehicle (4), wherein the top of each conveying bin (5) is provided with a cover plate (6) for sealing, each conveying bin (5) comprises a plurality of inverted conical bins (7), the plurality of bins (7) are arranged along the length direction of the transport vehicle (4), adjacent bins (7) are connected through an upward convex cambered surface section (8), the cover plate (6) is provided with a plurality of feed inlets (9), the plurality of feed inlets (9) are distributed at intervals along the length direction of the transport vehicle (4) and correspond to the bins (7) and the cambered surface section (8),
also comprises an air inlet pipeline (10), a plurality of air inlets (11) are arranged on the air inlet pipeline (10) and are connected with the lower part of the corresponding storage bin (7) and are respectively controlled to be opened and closed by an air inlet valve (12),
also comprises a discharge pipeline (13), a plurality of discharge ports (14) are arranged on the discharge pipeline (13) and are connected with the bottom of the corresponding storage bin (7), and the discharge ports are respectively controlled to be opened and closed by a discharge valve (15),
at least two flexible material conveying pipelines (2) are detachably connected with a feeding port (9) on the cover plate to form an adipic acid powder conveying system.
2. The adipic acid powder delivery system of claim 1, wherein: and a pressure relief valve (16) and a safety valve (17) are arranged at the downstream end of the air inlet pipeline (10).
3. The adipic acid powder delivery system of claim 1, wherein: still include three-way valve (18), the first port of three-way valve (18) is used for linking to each other with adipic acid powder source, and the second port of three-way valve is used for the packagine machine feed inlet to link to each other, and the third port of three-way valve links to each other with the feed inlet of spiral feeder (1).
4. The adipic acid powder delivery system of claim 1, wherein: the device is characterized by further comprising a plurality of blow-assisting pipes (19), the number of the blow-assisting pipes (19) is matched with the number of the storage bins (7), the upstream end of each blow-assisting pipe (19) is connected with the air inlet pipeline (10), the downstream end of each blow-assisting pipe (10) is connected to the discharge pipeline (13) and located at the upstream of the corresponding discharge port (14), and the blow-assisting pipes (10) are controlled to be opened and closed through blow-assisting valves (20).
5. The adipic acid powder delivery system of claim 1, wherein: the material discharging device is characterized by further comprising a circulating pipeline (21), wherein the upstream end of the circulating pipeline (21) is connected with the material discharging pipeline (13) and located at the downstream of the material discharging opening (14), the downstream end of the circulating pipeline (21) is connected with the air inlet pipeline (10) and located at the upstream of the air inlet (11), and the circulating pipeline is controlled to be opened and closed through a circulating valve (22).
6. A method for transporting adipic acid powder using the adipic acid powder transport system of any one of claims 1 to 5, comprising the steps of:
1) Starting the spiral material conveyor;
2) Through two at least flexible conveying pipelines, and the bleeder valve that the control corresponds inputs the adipic acid powder to defeated feed bin, and the input mode is:
conveying materials to the corresponding feed inlets of the bins along the direction of the head or the tail of the vehicle in sequence until the height of the adipic acid powder accumulated in the bins exceeds the height of the cambered surface section; then, conveying materials to the corresponding feed inlets of the cambered surface sections along the direction of the head or the tail of the vehicle in sequence until the height of the adipic acid powder accumulated in each cambered surface section is not more than that of the adipic acid powder accumulated in the bin, finishing the conveying, and sealing each feed inlet;
3) The transport vehicle is transferred to a destination, and an air inlet pipeline and an air inlet valve are utilized to pressurize the material conveying bin;
4) Opening a discharge valve corresponding to the storage bin to discharge materials outwards;
5) And (5) repeating the step 3) and the step 4) until discharging is finished.
7. The method of claim 6, wherein the height of the adipic acid powder accumulated in each bin in the step 2) is 95% of the height of the space between the bottom of the bin and the cover plate, and the height of the adipic acid powder accumulated on each arc surface section is 90% of the height of the space between the bottom of the bin and the cover plate.
8. The method of claim 6, wherein the pressurizing of step 3) is performed by pressurizing with an inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211034379.9A CN115258713A (en) | 2022-08-26 | 2022-08-26 | Adipic acid powder conveying system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211034379.9A CN115258713A (en) | 2022-08-26 | 2022-08-26 | Adipic acid powder conveying system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115258713A true CN115258713A (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211034379.9A Pending CN115258713A (en) | 2022-08-26 | 2022-08-26 | Adipic acid powder conveying system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115258713A (en) |
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2022
- 2022-08-26 CN CN202211034379.9A patent/CN115258713A/en active Pending
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