CN114180345B - Boosting dense-phase conveying system - Google Patents
Boosting dense-phase conveying system Download PDFInfo
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- CN114180345B CN114180345B CN202210146535.4A CN202210146535A CN114180345B CN 114180345 B CN114180345 B CN 114180345B CN 202210146535 A CN202210146535 A CN 202210146535A CN 114180345 B CN114180345 B CN 114180345B
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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
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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
- B65G53/52—Adaptations of pipes or tubes
- B65G53/521—Adaptations of pipes or tubes means for preventing the accumulation or for removal of deposits
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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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Abstract
The invention discloses a boosting dense-phase conveying system, which comprises: the device comprises a boosting guide pipe, a pulse bolt bulkhead, an adjustable guide mechanism and a pulse air knife generator, wherein the adjustable guide mechanism and the pulse air knife generator are positioned inside the boosting guide pipe and the pulse bolt bulkhead, a pneumatic boosting mechanism is arranged on the outer side of the boosting guide pipe, one end of the boosting guide pipe is fixedly connected with the end part of the pulse bolt bulkhead, the other ends of the boosting guide pipe and the pulse bolt bulkhead are respectively provided with an inlet electric control valve and a bolt electric control valve, and the input end of the pneumatic boosting mechanism is fixedly connected with a boosting air pump mechanism. According to the invention, a novel boosting structure is additionally arranged, a boosting valve pipe structure uniformly distributed on the surface of a boosting material guide pipe is utilized to intervene in dense-phase conveying airflow to accelerate the conveying airflow, boosting gas is introduced from the outside to accelerate and boost dense-phase conveying, and the forming speed of the material plug and the dense-phase conveying efficiency are improved.
Description
Technical Field
The invention relates to the technical field of dense-phase conveying, in particular to a boosting dense-phase conveying system.
Background
Since the pneumatic conveying technology of solid materials in pipelines starts to be industrialized from the first half of the 19 th century, powder and granular materials are conveyed in various industries such as petroleum, chemical industry, medicine, grain, food, electric power, building materials, metallurgy, mines and the like because the pneumatic conveying technology has the advantages of being airtight, safe, clean in materials and environment, easy to realize automatic continuous operation and the like, and the problem that the materials pollute the environment and the environment mutually in the conveying process exists; on the other hand, some materials have the characteristics of being easy to oxidize, absorbing moisture and the like, and the materials can be qualitatively changed when conveyed in an open state, namely the environment pollutes the materials.
Therefore, the closed pipeline is adopted for conveying, the problems are better solved, and the main mode of pipeline conveying is pneumatic conveying. Compared with other belt conveying and mechanical conveying, the pneumatic conveying has the following advantages: 1. the materials are conveyed in a closed pipeline, so that the materials cannot leak, and the environment is not easily polluted; the materials are conveyed in a closed pipeline, so that the materials cannot leak, and the environment is not easily polluted; the closed pipeline can effectively prevent the influence of the environment on the conveyed materials, and ensure the quality of the materials; the mechanical transmission parts are few, the structure is simple, and the construction and maintenance cost is low; the automation degree is high, and the operation is convenient; and the conveying lines can be flexibly arranged, and the occupied area is small.
The existing dense-phase conveying system generally adopts a connection mode of connecting an atmospheric pressure bin, a pressure transformation bin and 3 tanks of the high pressure bin in series, powder is conveyed to the high pressure bin from the atmospheric pressure bin through the pressure transformation bin in sequence, so that the powder flows in the high pressure bin, when the material flows in the middle section, the air flow movement rate is reduced due to the consumption of a pipeline structure, the blockage condition is very easy to occur when the conveying efficiency is reduced, powder cannot be pushed by high-pressure gas in a plug forming cavity to form a compact plug structure, under the action of dense-phase static pressure difference, a large amount of air bubbles mixed in the plug lead to the disassembly of the plug, thereby influencing the stable operation of the whole dense-phase conveying, and further having certain defects.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art or the related art.
Therefore, the technical scheme adopted by the invention is as follows: the dense phase conveying system with booster includes: the device comprises a boosting guide pipe, a pulse bolt bulkhead, an adjustable guide mechanism and a pulse air knife generator, wherein the adjustable guide mechanism and the pulse air knife generator are positioned inside the boosting guide pipe and the pulse bolt bulkhead; the pneumatic boosting mechanism comprises a distribution balance ring pipe, a distributor and boosting valve pipes, wherein the boosting valve pipes are distributed on the periphery of the boosting material guide pipe uniformly and communicated with the inner side of the boosting material guide pipe, one side of each boosting valve pipe is provided with an active air inlet port, the other end of each active air inlet port is communicated with the inner cavity of the distribution balance ring pipe, and one side of the distribution balance ring pipe is communicated with the inner cavity of the distributor;
adjustable guiding mechanism includes electric putter, quiet ring seat and water conservancy diversion valve plate, the outside of electric putter and quiet ring seat all is equipped with the bracing piece with boosting passage inner wall fixed connection, water conservancy diversion valve plate movable mounting is on the surface of quiet ring seat, electric putter's output swing joint has the link pin pole and articulates through the one end activity of link pin pole with the water conservancy diversion valve plate, electric putter's opposite side is equipped with the water conservancy diversion awl and covers.
The present invention in a preferred example may be further configured to: the boosting and guiding pipe and the pulse material bolt bulkhead are of smooth surface structures and are mutually communicated, a material bolt forming cavity is arranged inside the pulse material bolt bulkhead, and the pulse air knife generator is located inside the pulse material bolt bulkhead and is close to one end of the boosting and guiding pipe.
By adopting the technical scheme, the boosting material guide pipe structure is additionally arranged at the end part of the pulse material bolt bulkhead for carrying out centralized conveying of materials, the centralized conveying of the materials in the dense-phase conveying system is kept, and the materials are guided and boosted by the pneumatic boosting mechanism on the surface of the boosting material guide pipe and the pulse air knife generator.
The present invention in a preferred example may be further configured to: the boosting valve pipes are uniformly distributed on the surfaces of the boosting material guide pipes in a spiral shape, the number of the distribution balance ring pipes is multiple, the distribution balance ring pipes are same in size and shape, the input end of the distributor is communicated with the air outlet end of the boosting air pump mechanism, and the inner sides of the boosting valve pipes are of circular pipe cavity surface structures.
Through adopting above-mentioned technical scheme, adopt the boosting valve pipe to intervene the inside air current motion of boosting the passage, accelerate the air current, improve transport efficiency, also can carry out the compensation of initiatively carrying under outside boosting air pump mechanism opens.
The present invention in a preferred example may be further configured to: the boosting valve pipe is of a right-angle tubular structure, the arrangement direction of the active air inlet port is the same as the direction of a right-angle edge on one side of the boosting valve pipe, the lengths of the right-angle edges on the two sides of the boosting valve pipe are different, and one end of the boosting valve pipe on a longer right-angle edge faces one side of the pulse material bolt separation compartment.
By adopting the technical scheme, the boosting structure is formed by the boosting valve pipe, so that the air flow conveying efficiency in the boosting material guide pipe is accelerated.
The present invention in a preferred example may be further configured to: the boosting air pump mechanism comprises a compression pump and a freeze dryer structure, the output end of the compression pump is communicated with a high-pressure air storage tank through the freeze dryer, the high-pressure air storage tank is communicated with the end part of the distributor, and the opposite direction of the active air inlet port is the same as the connection direction of the boosting material guide pipe and the pulse material bolt bulkhead.
Through adopting above-mentioned technical scheme, utilize freeze dryer to carry out the drying to outside boosting gas, avoid introducing outside steam and cause the damping and the quality degradation of transported substance when the boosting effect is opened.
The present invention in a preferred example may be further configured to: one side of the pulse air knife generator is provided with an air inlet end pipe positioned on the outer side of the pulse material bolt partition, the end part of the air inlet end pipe is connected with a pulse generator and an electromagnetic control valve structure, the input end of the pulse generator is communicated with the air outlet end of the boosting air pump mechanism, and the inner side of the pulse air knife generator is provided with an air knife emission ring groove vertical to the surface of the material bolt forming cavity.
By adopting the technical scheme, the pulse air knife generator is used for emitting the pulse air knife, the pulse air knife is used for cutting materials into the material plugs after the material plugs are generated in the material plug forming cavity, the low-speed pressure feeding working conditions that the material plugs and the air plugs are alternated are formed in the pipeline, the materials are pushed forward by taking static pressure difference between the front and the back of the material plugs as a driving force, the conveying is realized, and the wear degree of a pipeline and the materials is lower due to the lower material conveying speed.
The present invention in a preferred example may be further configured to: the quantity of water conservancy diversion valve plate is a plurality of and is circumferencial direction evenly distributed in the surface of quiet ring seat, the surface of water conservancy diversion valve plate is equipped with the cover cylinder seat, the outside in quiet ring seat is cup jointed in the activity of cover cylinder seat, the water conservancy diversion valve plate is the circular arc sector form, the periphery side of water conservancy diversion valve plate and the inner wall slip butt of boosting passage.
Through adopting above-mentioned technical scheme, utilize the inclination of water conservancy diversion valve plate to adjust water conservancy diversion valve plate's deflection motion to guide the material at the transported substance in-process, make the inner wall of material laminating boosting passage and material bolt shaping chamber move and pile up to the inside material bolt shaping intracavity and form the material bolt structure, the material bolt shaping is closely knit, avoids the material bolt to decompose in the static pressure difference promotes.
The present invention in a preferred example may be further configured to: one side of the diversion valve plate close to the electric push rod is of an arc-shaped arch surface structure, the surface of the arch surface is a smooth surface, the diversion conical cover is conical, and the surfaces of the diversion valve plate and the diversion conical cover are subjected to hardening treatment.
Through adopting above-mentioned technical scheme, improve adjustable guiding mechanism surface structure rigidity and smoothness through sclerosis processing and plain noodles structure, reduce the friction of carrying with the material motion, improve equipment life.
The beneficial effects obtained by the invention are as follows:
1. according to the invention, a novel boosting structure is additionally arranged, a boosting valve pipe structure uniformly distributed on the surface of a boosting material guide pipe is utilized to intervene in dense-phase conveying airflow to accelerate the conveying airflow, and boosting gas can be introduced from the outside to accelerate and boost dense-phase conveying, so that the forming speed of the material plug and the dense-phase conveying efficiency are improved.
2. According to the invention, the adjustable guide mechanism is used for adjustably guiding the dense-phase conveying airflow and the materials, so that the materials move along the inner wall of the boosting guide pipe, and are gradually stacked on the inner wall of the material plug forming cavity to form a material plug structure, the material plug is stably formed, the mixing of gas and the materials is avoided, the formed material plug structure is compact and is not easy to disperse, the material plug is prevented from being decomposed in static pressure difference pushing, and the stability of material plug conveying is ensured.
3. According to the invention, positive pressure boosting is carried out by adopting the input of external boosting gas of a boosting valve pipe, the boosting air pump mechanism transmits power as material transmission driving kinetic energy compensation, air flow enters a material plug forming cavity of a sending tank through a guide pipe, so that granular materials are gradually gathered in the conveying pipe to form a material plug, and the generation of the material plug is controlled by combining moving components such as an electromagnetic valve at the outlet of the guide pipe, so that the automatic plug formation in the conveying pipe is realized, the working energy consumption is greatly reduced, and the cost is saved.
Drawings
FIG. 1 is a schematic overall structure diagram of one embodiment of the present invention;
FIG. 2 is a schematic view of a boosted material guide tube structure according to an embodiment of the invention;
FIG. 3 is a schematic diagram of a pulse material bolt compartment according to an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a pneumatic booster mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a push-assist material guide tube according to an embodiment of the present invention;
FIG. 6 is a schematic view of a pulsed air knife generator according to one embodiment of the present invention;
FIG. 7 is a schematic view of an adjustable guide mechanism mounting configuration according to an embodiment of the present invention;
FIG. 8 is an exploded view of an adjustable guide mechanism according to an embodiment of the present invention;
fig. 9 is a schematic view of a diverter valve plate structure according to an embodiment of the present invention.
Reference numerals:
100. a boosting material guide pipe; 110. an inlet electric control valve; 120. a material bolt electric control valve;
200. the pulse material bolt compartment; 210. a plug forming cavity;
300. a pneumatic boosting mechanism; 310. a balance ring pipe is distributed; 320. a distributor; 330. a boost valve tube; 331. an active intake port;
400. a pulsed air knife generator; 410. an air inlet end pipe; 420. an air knife emission ring groove;
500. an adjustable guide mechanism; 510. an electric push rod; 520. a stationary ring seat; 530. a flow guide valve plate; 540. a flow guide conical cover; 511. a link pin; 521. a support bar; 531. a sleeve mount.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.
The boosted dense phase transport system provided by some embodiments of the present invention is described below with reference to the accompanying drawings.
Referring to fig. 1-9, the present invention provides a boosted dense phase transport system comprising: the boosting material guide pipe 100, the pulse material bolt compartment 200, the adjustable guide mechanism 500 and the pulse air knife generator 400 are positioned inside the boosting material guide pipe 100 and the pulse material bolt compartment 200, the outer side of the boosting material guide pipe 100 is provided with the pneumatic boosting mechanism 300, one end of the boosting material guide pipe 100 is fixedly connected with the end part of the pulse material bolt compartment 200, the other ends of the boosting material guide pipe 100 and the pulse material bolt compartment 200 are respectively provided with the inlet electric control valve 110 and the material bolt electric control valve 120, the input end of the pneumatic boosting mechanism 300 is fixedly connected with a boosting air pump mechanism, the inner walls of the boosting material guide pipe 100 and the pulse material bolt compartment 200 are in smooth surface structures and are communicated with each other, the pulse material bolt compartment 200 is internally provided with the material bolt forming cavity 210, the pulse air knife generator 400 is positioned inside the pulse material bolt compartment 200 and is close to one end of the boosting material guide pipe 100, the structure of the boosting material guide pipe 100 is additionally arranged at the end part of the pulse material bolt compartment 200 for centralized conveying of materials, keeping the centralized transportation of the materials in the dense-phase transportation system, and guiding and boosting the materials through a pneumatic boosting mechanism 300 and a pulse air knife generator 400 on the surface of a boosting material guide pipe 100;
the pneumatic boosting mechanism 300 comprises a plurality of distribution balance ring pipes 310, a distributor 320 and boosting valve pipes 330, wherein the boosting valve pipes 330 are uniformly distributed on the periphery of the boosting material guiding pipe 100 and communicated with the inner side of the boosting material guiding pipe 100, one side of the boosting valve pipes 330 is provided with an active air inlet 331, the other end of the active air inlet 331 is communicated with the inner cavity of the distribution balance ring pipe 310, one side of the distribution balance ring pipe 310 is communicated with the inner cavity of the distributor 320, in the embodiment, the plurality of boosting valve pipes 330 are uniformly distributed on the surface of the boosting material guiding pipe 100 in a spiral shape, the number of the distribution balance ring pipes 310 is a plurality of and the size and shape are the same, the input end of the distributor 320 is communicated with the air outlet end of the boosting air pump mechanism, high-pressure air flow is input through the boosting air pump, the high-pressure air flow is conveyed to the inside of the boosting material guiding pipe 100 through the boosting valve pipes 330 for boosting, the inner side of the boost valve pipe 330 is in a circular pipe cavity surface structure.
Specifically, the boosting valve pipe 330 is used for interfering the movement of the air flow inside the boosting material guide pipe 100, and when the boosting air pump works and the air flow conveys materials through the boosting material guide pipe 100, a boosting effect is formed to improve the conveying efficiency, and active conveying compensation is performed.
Further, the boosting valve pipe 330 is of a right-angle tubular structure, the arrangement direction of the active air inlet port 331 is the same as the direction of a right-angle edge on one side of the boosting valve pipe 330, the lengths of the right-angle edges on the two sides of the boosting valve pipe 330 are different, one end of the boosting valve pipe 330 with a longer right-angle edge faces to one side of the pulse bolt compartment 200, and the boosting valve pipe 330 is utilized to form a boosting structure so as to accelerate the air flow conveying efficiency in the boosting material guide pipe 100;
the adjustable guide mechanism 500 comprises an electric push rod 510, a stationary ring seat 520 and a flow guide valve plate 530, wherein the outer sides of the electric push rod 510 and the stationary ring seat 520 are respectively provided with a support rod 521 fixedly connected with the inner wall of the boosting material guide pipe 100, the flow guide valve plate 530 is movably arranged on the surface of the stationary ring seat 520, the output end of the electric push rod 510 is movably connected with a linkage pin 511 and is movably hinged with one end of the flow guide valve plate 530 through the linkage pin 511, and the other side of the electric push rod 510 is provided with a flow guide conical cover 540.
In this embodiment, the boosting air pump mechanism includes a compression pump and a freeze dryer structure, an output end of the compression pump is communicated with a high-pressure air storage tank through the freeze dryer, the high-pressure air storage tank is communicated with an end of the distributor 320, and an opposite direction of the active air inlet 331 is the same as a connection direction of the boosting material guiding pipe 100 and the pulse material plug compartment 200.
Specifically, the freeze dryer is used for drying the external boosting gas, and the damp and quality reduction of the conveyed materials caused by the introduction of external water vapor is avoided when the boosting effect is started.
In this embodiment, a gas inlet pipe 410 located outside the pulse plug compartment 200 is disposed at one side of the pulse air knife generator 400, the end of the gas inlet pipe 410 is connected to a pulse generator and an electromagnetic control valve structure, the input end of the pulse generator is connected to the gas outlet end of the boost air pump mechanism, and an air knife emission ring groove 420 perpendicular to the surface of the plug forming cavity 210 is disposed at the inner side of the pulse air knife generator 400.
Specifically, the pulse air knife generator 400 is used for emitting the pulse air knife, after the material plug is generated in the material plug forming cavity 210, the pulse air knife is used for cutting the material into the material plug, so that a low-speed pressure conveying working condition that the material plug and the air plug are alternated is formed in the pipeline, the material is pushed forward by taking static pressure difference between the front and the back of the material plug as a driving force, the conveying is realized, and the material conveying speed is low, so that the wear degree of a pipeline and the material is low.
In this embodiment, the number of the guide valve plates 530 is several, and the guide valve plates are uniformly distributed on the surface of the stationary ring seat 520 in the circumferential direction, the surface of the guide valve plate 530 is provided with the sleeve seat 531, the sleeve seat 531 is movably sleeved on the outer side of the stationary ring seat 520, the guide valve plate 530 is in the shape of an arc sector, and the outer peripheral side of the guide valve plate 530 is in sliding contact with the inner wall of the boosting material guiding pipe 100.
Specifically, the inclination angle of the guide valve plate 530 is adjusted by the deflection motion of the guide valve plate 530, so that the material is guided in the material conveying process, the material is attached to the inner walls of the boosting guide pipe 100 and the material plug forming cavity 210 and moves to the inside of the material plug forming cavity 210 to be stacked to form a material plug structure, the material plug is tightly formed, and the material plug is prevented from being decomposed in static pressure difference pushing.
In this embodiment, one side of the guide valve plate 530 close to the electric push rod 510 is in a circular arc-shaped arch surface structure, the surface of the arch surface is a smooth surface, the guide cone cover 540 is in a conical shape, and the surfaces of the guide valve plate 530 and the guide cone cover 540 are hardened.
Specifically, the rigidity and smoothness of the surface structure of the adjustable guide mechanism 500 are improved through hardening treatment and a smooth surface structure, friction with material movement conveying is reduced, and the service life of the device is prolonged.
The working principle and the using process of the invention are as follows:
when the boosting type dense-phase conveying equipment is used, the boosting guide pipe 100 and the pulse material bolt compartment 200 are connected into a dense-phase conveying system, materials enter the material bolt forming cavity 210 through the inside of the boosting guide pipe 100 and are gradually stacked in the dense-phase conveying process, the inner wall of the material bolt forming cavity 210 is gradually stacked to form a material bolt structure, the material bolt is stably formed, the mixing of gas and the materials is avoided, the formed material bolt structure is compact and is not easy to disperse, the material bolt is prevented from being decomposed in static pressure difference boosting, after the materials in the material bolt forming cavity 210 reach a certain amount, the pulse air knife generator 400 performs pulse release on air flow through the pulse generator, cuts the material bolt, opens the material bolt electric control valve 120 through the controller to perform material bolt static pressure difference pushing conveying in the next stage, the boosting structure is used for accelerating the air flow, the conveying efficiency is improved, active conveying compensation can be performed under the opening of the external boosting air pump mechanism, the dense-phase conveying efficiency is improved; during material conveying, the guide valve plate 530 can be pulled by the electric push rod 510 to perform deflection motion around the static ring seat 520, the larger the deflection angle of the static ring seat 520 is, the larger the communication area inside the boosting material guide pipe 100 is, and the more the material is passed through in unit time, so that the deflection control of the guide valve plate 530 is used for adjusting the material flow, and the purpose of adjusting the material flow rate is achieved.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are used broadly and encompass, for example, a fixed connection, a removable connection, or an integral connection, and a connection may be a direct connection or an indirect connection via intermediate media. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (8)
1. A boosted dense phase transport system comprising: the pulse bolt separation chamber is characterized by comprising a boosting guide pipe (100), a pulse bolt separation chamber (200), an adjustable guide mechanism (500) and a pulse air knife generator (400) which are positioned inside the boosting guide pipe (100) and the pulse bolt separation chamber (200), wherein a pneumatic boosting mechanism (300) is arranged on the outer side of the boosting guide pipe (100), one end of the boosting guide pipe (100) is fixedly connected with the end part of the pulse bolt separation chamber (200), the other ends of the boosting guide pipe (100) and the pulse bolt separation chamber (200) are respectively provided with an inlet electric control valve (110) and a bolt electric control valve (120), and the input end of the pneumatic boosting mechanism (300) is fixedly connected with a boosting air pump mechanism;
the pneumatic boosting mechanism (300) comprises a distribution balance ring pipe (310), a distributor (320) and boosting valve pipes (330), wherein the number of the boosting valve pipes (330) is a plurality, the boosting valve pipes are uniformly distributed on the periphery of the boosting material guide pipe (100) and communicated with the inner side of the boosting material guide pipe (100), one side of each boosting valve pipe (330) is provided with an active air inlet port (331), the other end of each active air inlet port (331) is communicated with the inner cavity of the distribution balance ring pipe (310), and one side of the distribution balance ring pipe (310) is communicated with the inner cavity of the distributor (320);
adjustable guiding mechanism (500) includes electric putter (510), quiet ring seat (520) and water conservancy diversion valve plate (530), the outside of electric putter (510) and quiet ring seat (520) all is equipped with bracing piece (521) with boosting passage (100) inner wall fixed connection, water conservancy diversion valve plate (530) movable mounting is on the surface of quiet ring seat (520), the output swing joint of electric putter (510) has linkage pin rod (511) and is articulated through the one end activity of linkage pin rod (511) with water conservancy diversion valve plate (530), the opposite side of electric putter (510) is equipped with water conservancy diversion conical cover (540).
2. The boost dense-phase conveying system according to claim 1, wherein the boost material guide pipe (100) and the pulse material bolt compartment (200) have smooth surface structures and are communicated with each other, a material bolt forming cavity (210) is arranged inside the pulse material bolt compartment (200), and the pulse air knife generator (400) is located inside the pulse material bolt compartment (200) and is close to one end of the boost material guide pipe (100).
3. The boost dense-phase conveying system according to claim 1, wherein a plurality of boost valve pipes (330) are uniformly distributed on the surface of the boost material guiding pipe (100) in a spiral shape, the number of the distribution balance ring pipes (310) is a plurality, the distribution balance ring pipes are identical in size and shape, the input end of the distributor (320) is communicated with the air outlet end of the boost air pump mechanism, and the inner sides of the boost valve pipes (330) are in a circular pipe cavity surface structure.
4. The boost dense-phase conveying system according to claim 1, wherein the boost valve pipe (330) is of a right-angle tubular structure, the arrangement direction of the active air inlet port (331) is the same as the direction of a right-angle side of the boost valve pipe (330), the lengths of the right-angle sides of the boost valve pipe (330) are different, and one end of the boost valve pipe (330) with a longer right-angle side faces one side of the pulse material bolt separation compartment (200).
5. The boost dense-phase conveying system according to claim 1, wherein the boost air pump mechanism comprises a compression pump and a freeze dryer structure, an output end of the compression pump is communicated with a high-pressure air storage tank through the freeze dryer, the high-pressure air storage tank is communicated with an end of the distributor (320), and the opposite direction of the active air inlet port (331) is the same as the connection direction of the boost guide pipe (100) and the pulse material bolt separation compartment (200).
6. The boost dense-phase conveying system according to claim 1, wherein a gas inlet end pipe (410) positioned outside the pulse material plug separation chamber (200) is arranged on one side of the pulse air knife generator (400), a pulse generator and an electromagnetic control valve structure are connected to the end of the gas inlet end pipe (410), the input end of the pulse generator is communicated with the gas outlet end of the boost air pump mechanism, and an air knife emission ring groove (420) perpendicular to the surface of the material plug forming cavity (210) is arranged on the inner side of the pulse air knife generator (400).
7. The boost dense-phase conveying system according to claim 1, wherein the number of the guide valve plates (530) is several and the guide valve plates are uniformly distributed on the surface of the stationary ring seat (520) in the circumferential direction, the surface of the guide valve plates (530) is provided with a sleeve seat (531), the sleeve seat (531) is movably sleeved on the outer side of the stationary ring seat (520), the guide valve plates (530) are in the shape of an arc sector, and the outer peripheral side of the guide valve plates (530) is in sliding abutting joint with the inner wall of the boost material guide pipe (100).
8. The boost dense-phase conveying system according to claim 1, wherein one side of the guide valve plate (530) close to the electric push rod (510) is in a circular arc-shaped arch surface structure, the surface of the arch surface is a smooth surface, the guide cone cover (540) is in a conical shape, and the surfaces of the guide valve plate (530) and the guide cone cover (540) are hardened.
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| CN202210146535.4A CN114180345B (en) | 2022-02-17 | 2022-02-17 | Boosting dense-phase conveying system |
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| CN114180345A CN114180345A (en) | 2022-03-15 |
| CN114180345B true CN114180345B (en) | 2022-04-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114715626B (en) * | 2022-06-07 | 2022-09-02 | 盘星新型合金材料(常州)有限公司 | High-air-tightness powder conveying equipment for gas atomization powder preparation |
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| GB701876A (en) * | 1951-02-23 | 1954-01-06 | Wilhelm Ponndorf | Improvements in conveyors for slurry, pulp or the like moist material |
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