CN117016157A - Pneumatic pipeline fertilizer conveying system for irrigation - Google Patents
Pneumatic pipeline fertilizer conveying system for irrigation Download PDFInfo
- Publication number
- CN117016157A CN117016157A CN202311299046.3A CN202311299046A CN117016157A CN 117016157 A CN117016157 A CN 117016157A CN 202311299046 A CN202311299046 A CN 202311299046A CN 117016157 A CN117016157 A CN 117016157A
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- China
- Prior art keywords
- cavity
- valve
- pipe
- fertilizer
- liquid
- Prior art date
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 95
- 230000002262 irrigation Effects 0.000 title claims abstract description 35
- 238000003973 irrigation Methods 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 85
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 23
- 238000002156 mixing Methods 0.000 claims description 96
- 238000005507 spraying Methods 0.000 claims description 31
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims 3
- 238000009826 distribution Methods 0.000 abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 44
- 230000000694 effects Effects 0.000 description 15
- 238000010298 pulverizing process Methods 0.000 description 6
- 238000005086 pumping Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000003621 irrigation water Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/042—Adding fertiliser to watering systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The application provides a pneumatic pipeline fertilizer delivery system for irrigation, comprising: the pipe cavity is provided with two partition plates at intervals along the axial direction, the pipe cavity is divided into a first cavity and two second cavities by the two partition plates, the first cavity is positioned between the two partition plates, the two second cavities are positioned at two sides of the two partition plates, and a feed inlet and a discharge outlet are arranged at two opposite sides of the side wall of the first cavity; the material distribution column is coaxially and rotatably arranged in the first cavity; the valve body is arranged in the second cavity and is in driving connection with the material distributing column, and the valve body comprises a liquid inlet and a liquid outlet; the driving impeller is arranged in the other second cavity and is in driving connection with the material distributing column; along the axial direction of lumen, be provided with an air inlet and gas outlet on the lateral wall in another second chamber at intervals, through this kind of setting up mode, can get material through control entering air inlet air current break-make to fertilizer and rivers, get material convenient and simple, improve the configuration efficiency of fertilizer liquid.
Description
Technical Field
The application belongs to the technical field of pneumatic pipeline conveying, and particularly relates to a pneumatic pipeline fertilizer conveying system for irrigation.
Background
The water and fertilizer integration is an important technical approach for realizing water-saving irrigation and efficient water and fertilizer management, and fertilizer can be added into irrigation water when crops are irrigated, so that synchronous irrigation and fertilizer application are realized.
When adding fertilizer to the irrigation water source, add the fertilizer liquid to the raceway in most adoption to the flow of control fertilizer liquid and the inside flow adaptation of raceway, thereby guarantee that fertilization concentration is unanimous, the fertilizer liquid can select the liquid fertilizer, also can adopt solid fertilizer and water to mix the configuration to form, at present, the fertilizer liquid adopts solid fertilizer and water to mix to form, but, adopt this kind of mode to prepare the fertilizer liquid according to a certain proportion in advance, need weigh the fertilizer when mixing, then add to predetermined volume's water inside, need weigh, and need mix through stirring when mixing, this kind of mode fertilizer is direct to add the fertilizer to inside the water, can cause the fertilizer caking and need long-time stirring just can guarantee that the fertilizer fully dissolves, configuration fertilizer liquid inefficiency.
Disclosure of Invention
In view of the above problems, the application provides a pneumatic pipeline fertilizer conveying system for irrigation, which is used for preparing fertilizer liquid and improves the efficiency of fertilizer liquid preparation.
The application provides a pneumatic pipeline fertilizer delivery system for irrigation, comprising:
the pipe cavity is internally provided with two partition plates at intervals along the axial direction, the two partition plates divide the pipe cavity into a first cavity and two second cavities, the first cavity is positioned between the two partition plates, the two second cavities are positioned at two sides of the two partition plates, and the two opposite sides of the side wall of the first cavity are provided with a feed inlet and a discharge outlet;
the material distribution column is coaxially and rotatably arranged in the first cavity;
the valve body is arranged in one second cavity and is in driving connection with the material distributing column, and the valve body comprises a liquid inlet and a liquid outlet;
the driving impeller is arranged in the other second cavity and is in driving connection with the material dividing column;
according to the axial direction of the pipe cavity, the other side wall of the second cavity is provided with the air inlet and the air outlet at intervals, through the arrangement mode, the air inlet is communicated with the air source, the liquid inlet is communicated with the water source, the feed inlet is communicated with the fertilizer box, the air source can supply air and then flow out from the air outlet, the driving impeller is pushed to rotate, the distribution column can be driven to rotate when the driving impeller rotates, waste in the fertilizer box is discharged from the discharge hole according to a certain speed, the valve body can be opened by driving, water in the water source can be discharged through the valve body at the moment, and the distribution tank is arranged on the peripheral surface of the distribution column along with the larger airflow flow rate of the driving impeller, the larger distribution tank volume is the larger when the rotating speed of the distribution column is the same, the distribution column provided with a proper volume integral tank is selected, the quantity of discharged fertilizer is in accordance with the proportion, the quantity of the discharged fertilizer can be obtained through controlling the flow rate of the air flow, the water and the fertilizer with the waste are convenient and simple, and the configuration efficiency of the fertilizer liquid is improved.
Further, the two ends of the material distribution column are coaxially provided with rotating shafts, the two rotating shafts are respectively in rotary sealing fit with the two partition plates, the driving impeller is provided with the end part of the rotating shaft, and the valve body is in driving connection with the other rotating shaft. Specifically, through this kind of arrangement mode, the transmission mode through the pivot is simple reliable.
Further, the valve body is including set up in the inlet with valve plate between the liquid outlet, follow the face direction of valve plate set up in the valve way of valve plate, follow the axial direction interval setting of valve way runs through the valve plate and with a plurality of runners that the valve way alternately set up, wear to be equipped with the valve rod in the valve way, be provided with on the valve rod with a plurality of second runners of runner one-to-one, the valve rod with the pivot drive is connected, in order to drive the valve rod takes place the displacement along the axial, in order to adjust the circulation of valve body.
Further, be provided with first elastic component between the valve rod with the valve plate, the valve plate is provided with the piston chamber, the axis in piston chamber is on a parallel with the axis of valve way, be provided with first piston in the piston chamber, first piston with the valve rod is connected, the lateral wall in piston chamber is provided with a plurality of runner that release along axial direction even interval from the one end that is close to the bottom, the bottom intercommunication in piston chamber has the air pump, the air pump with the pivot drive is connected the elasticity effect of first elastic component down the valve plate can support and lean on in the bottom in piston chamber.
Further, the axis of the piston chamber is disposed off-axis with the axis of the valve passage. Through this kind of setting method, can guarantee that the valve rod can not rotate around the axis in the valve passageway inside after valve rod and first piston fixed connection to can effectively avoid the angle emergence deviation of runner and second runner.
Further, a crushing device is arranged at the feed inlet. Can smash granular fertilizer through reducing mechanism and be the granule, on the one hand can improve the branch material precision of dividing the flitch, on the other hand, the fertilizer of granule is more easy to mix with clear water and dissolves, improves mixing efficiency.
Further, the mixing device comprises a mixing cylinder, wherein the mixing cylinder comprises an annular mixing cavity with one closed end and one open end, a mixing chamber which is arranged at the open end of the annular mixing cavity and is communicated with the annular mixing cavity, a mixed liquid outlet which is arranged at one end of the mixing chamber far away from the annular mixing cavity, and a first rigid pipe and a second rigid pipe which are arranged on the outer annular surface of the annular mixing cavity at intervals along the radial direction, the first rigid pipe and the second rigid pipe are arranged along the radial direction of the outer annular surface of the annular mixing cavity, the ends of the first rigid pipe and the second rigid pipe, which are far away from the annular mixing cavity, are obliquely arranged towards the end far away from the mixing chamber, the first rigid pipe, which is close to the mixing chamber, is communicated with the discharge port, and the second rigid pipe is communicated with the air outlet; the annular mixing cavity is close to a plurality of liquid spraying ports on the inner ring surface of one end of the mixing cavity, and the liquid spraying ports are communicated with the liquid outlet. Through the arrangement mode, water flow can be sprayed out from the plurality of liquid spraying openings, air flow enters the annular mixing cavity through the second rigid pipe after passing through the driving impeller, and the air flow can form rotary air flow in the annular mixing cavity through the guiding of the annular mixing cavity to flow to the mixing cavity, and fertilizer flowing into the annular mixing cavity through the second rigid pipe is taken away together to blow to the mixing cavity when passing through the second rigid pipe, so that the dispersity of the fertilizer can be improved when the fertilizer and the air flow in the annular mixing cavity, the air flow can be contacted with the sprayed water flow when passing through the liquid spraying openings, the mixing effect of the fertilizer and the water is improved, the rotary air flow still rotates under the inertia effect after flowing into the mixing cavity, so that the mixing effect of the water and the fertilizer is further improved, then the mixed water and the fertilizer are discharged and collected into the collecting box through the mixed liquid discharge outlet, and the configuration of the fertilizer liquid can be completed in the collecting box through simple stirring and mixing, and the configuration efficiency of the fertilizer liquid can be further improved.
Further, the mixing drum comprises an outer drum body and an inner drum body which are coaxially arranged, one end of the outer drum body is in sealing fit with the outer peripheral surface of the inner drum body, the other end of the outer drum body is provided with a mixed liquid outlet, an annular mixing cavity is formed between the inner peripheral surface of the outer drum body and the outer peripheral surface of the inner drum body, a plurality of liquid spraying openings are formed in the outer peripheral surface of one end of the inner drum body, extending into the outer drum body, of the inner drum body, and the other end of the outer drum body is communicated with the liquid outlet.
Further, the plurality of liquid spraying ports are uniformly arranged at intervals along the axial direction of the inner cylinder body, and the liquid spraying ports are arranged along the radial direction of the inner cylinder body.
Further, the end part of the inner cylinder body, which is provided with the liquid spraying opening, is sleeved with a cleaning sleeve, the cleaning sleeve is connected with a driving piece, and the driving direction of the driving rod is parallel to the axial direction of the inner cylinder body. Through setting up the clearance cover, when long-time use hydrojet mouth is blockked up the outflow less, the actuating lever can drive clearance cover along axial direction motion, and the fertilizer of hardening in hydrojet mouth department is shoveled the clearance, guarantees that rivers can be smooth and easy discharge to guarantee the mixing effect.
Advantageous effects
The application provides a pneumatic pipeline fertilizer delivery system for irrigation, comprising:
the pipe cavity is internally provided with two partition plates at intervals along the axial direction, the two partition plates divide the pipe cavity into a first cavity and two second cavities, the first cavity is positioned between the two partition plates, the two second cavities are positioned at two sides of the two partition plates, and the two opposite sides of the side wall of the first cavity are provided with a feed inlet and a discharge outlet;
the material distribution column is coaxially and rotatably arranged in the first cavity;
the valve body is arranged in one second cavity and is in driving connection with the material distributing column, and the valve body comprises a liquid inlet and a liquid outlet;
the driving impeller is arranged in the other second cavity and is in driving connection with the material dividing column;
along the axial direction of lumen, another the interval is provided with an air inlet and gas outlet on the lateral wall in second chamber, through this kind of setting up mode, can get the material to fertilizer and rivers through control entering air inlet air current break-make, get the material convenient and simple, improve the configuration efficiency of fertilizer liquid.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings.
Fig. 1 is a schematic diagram of the overall structure of a pneumatic pipeline fertilizer delivery system for irrigation according to the present application.
Fig. 2 is a schematic view of a partially enlarged structure at a position a in the pneumatic pipeline fertilizer delivery system for irrigation according to the present application shown in fig. 1.
FIG. 3 is a schematic view of a partially enlarged construction of a pneumatic pipe fertilizer delivery system for irrigation at A-1 according to the present application shown in FIG. 2.
Fig. 4 is a schematic end-face structure of an air pump of a pneumatic pipeline fertilizer delivery system for irrigation.
FIG. 5 is a schematic view of the pneumatic pipe fertilizer delivery system for irrigation of FIG. 3, shown in an enlarged partial schematic view at A-11.
FIG. 6 is a schematic view of a partially enlarged construction of a portion A-12 of the pneumatic pipe fertilizer delivery system for irrigation according to the present application shown in FIG. 3.
Fig. 7 is an enlarged schematic view of the mixing drum and rigid outer drum at B in the pneumatic pipeline fertilizer delivery system for irrigation according to the present application shown in fig. 1.
Fig. 8 is a schematic view of a partially enlarged structure of a mixing drum and a rigid outer drum at B in the pneumatic pipeline fertilizer delivery system for irrigation according to the present application shown in fig. 1.
Fig. 9 is a schematic view of a partially enlarged structure of a mixing drum separated from a rigid outer drum in a pneumatic pipeline fertilizer delivery system for irrigation according to the present application.
Fig. 10 is a schematic view showing a partially enlarged structure of a rigid outer cylinder and a mixing cylinder in a pneumatic pipeline fertilizer delivery system for irrigation according to the present application.
FIG. 11 is a schematic view showing a partially enlarged structure of a position B-1 in the pneumatic pipeline fertilizer delivery system for irrigation according to the present application shown in FIG. 8.
FIG. 12 is a schematic view of a partially enlarged construction of a pneumatic pipe fertilizer delivery system for irrigation of FIG. 11 at B-11 according to the present application.
FIG. 13 is a schematic view of a partially enlarged structure at B-2 in the pneumatic pipeline fertilizer delivery system for irrigation according to the present application shown in FIG. 8.
Detailed Description
The application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the application are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
The present application provides, as a specific embodiment, a pneumatic pipe fertilizer delivery system for irrigation, referring to fig. 1, the system comprising:
the pipe cavity 1 is provided with two partition plates 11 at intervals in the pipe cavity 1 along the axial direction, the two partition plates divide the pipe cavity into a first cavity 1a and two second cavities 1b, the first cavity 1a is positioned between the two partition plates 11, and the two second cavities 1b are positioned at two sides of the two partition plates 11; the opposite sides of the side wall of the first cavity 1a are provided with a feed inlet 10 and a discharge outlet 14;
the material distributing column 2 is coaxially and rotatably arranged in the first cavity 1 a;
the valve body 3 is arranged in one second cavity 1b and is in driving connection with the material distributing column 2, and the valve body 3 comprises a liquid inlet 31 and a liquid outlet 32;
the driving impeller 4 is arranged in the other second cavity 1b and is in driving connection with the material distributing column 2;
an air inlet 1b-1 and an air outlet 1b-2 are arranged on the side wall of the other second cavity 1b at intervals along the axial direction of the tube cavity.
Further, two ends of the material separating column 2 are coaxially provided with rotating shafts 21, two rotating shafts are respectively in rotary sealing fit with two partition plates 11, the driving impeller 4 is provided with the end part of the rotating shaft, and the valve body 3 is in driving connection with the other rotating shaft.
Specifically, referring to fig. 1 and 2, when in use, the air inlet 1b-1 is connected with the air source 1b-11 through the air pipe, the liquid inlet 31 is connected with the water source 3a through the water pipe, the feed inlet 10 is connected with the fertilizer box 100, the air source 1b-11 can supply air and then flow out from the air outlet 1b-2, wherein the air source can be a compressed air storage tank, compressed air with preset pressure can be supplied, the water source 3a can supply a water source with certain pressure, a water pump and the like can be selected for supplying water, when the air flows into the other second cavity 1b through the air inlet 1b-1, the driving impeller 4 can be pushed to rotate, the driving impeller 4 can be driven to rotate, the distribution tank 2 can be driven to rotate, waste in the fertilizer box can be discharged from the discharge port 14 at a certain speed, and meanwhile, the valve body 3 can be driven to open, at the moment, water in the water source can pass through the valve body to be discharged, the distribution tank is arranged on the outer peripheral surface of the distribution tank, when the distribution tank is the same, the distribution tank is larger in volume, the quantity of discharged fertilizer is also larger, the quantity of the discharged fertilizer is capable of being supplied, when the air is selected, the distribution tank is provided with proper integral, the volume is arranged, the output is convenient, and the ratio of the waste can be obtained, namely, and the ratio of the waste can be obtained through the water is simply and is convenient.
Further, as a specific embodiment, referring to fig. 2 to 6, the specific structure of the valve body 3 is: the valve body 3 comprises a valve plate 33 arranged between the liquid inlet 31 and the liquid outlet 32, and a valve channel 34 arranged on the valve plate 33 along the plate surface direction of the valve plate 33, a plurality of flow channels 331 penetrating through the valve plate 33 and intersecting with the valve channel 34 are arranged along the axial direction of the valve channel 34 at intervals, a valve rod 35 is arranged in the valve channel 34 in a penetrating manner, a plurality of second flow channels 351 corresponding to the flow channels one by one are arranged on the valve rod, and the valve rod 35 is in driving connection with the rotating shaft 21 so as to drive the valve rod 35 to displace along the axial direction so as to regulate the flow quantity of the valve body 3. By means of the arrangement, the flow rate of the air flow passing through the driving impeller 4 can be controlled, so that when the air flow passing through the driving impeller fluctuates and the rotating speed of the driving impeller changes, the rotating speed of the material distributing column 2 also changes, the amount of fertilizer passing through the material distributing column changes, and meanwhile, the opening of the valve body also changes, and as the water source is a constant-pressure water source, when the opening of the valve body changes, the flow rate of water flowing through the valve body also changes, particularly when the air flow passing through the driving impeller decreases, the rotating speed of the material distributing column decreases, and the opening of the valve body decreases; when the air flow passing through the driving impeller increases, the rotating speed of the material distributing column increases, and the opening of the valve body increases, so that the quantities of fertilizer and water flow are always consistent.
Further, referring specifically to fig. 3-6, the driving connection manner of the driving shaft 21 and the valve body is: the valve rod 35 with be provided with first elastic component 36 between the valve plate 33, the valve plate is provided with piston chamber 332, the axis in piston chamber 332 is on a parallel with the axis of valve way, be provided with first piston 333 in the piston chamber 332, first piston with valve rod 35 is connected, the lateral wall in piston chamber is provided with a plurality of bleeder flow channels 3320 along axial direction even interval from the one end that is close to the bottom, the bottom intercommunication in piston chamber has air pump 37, the air pump with pivot 21 drive connection under the elasticity effect of first elastic component 36 valve plate 33 can support in the bottom in piston chamber.
Specifically, as an implementation manner, the piston cavity 332 is arranged at the upper end of the valve channel, the opening position is provided with an air-permeable end plug, the lower end of the valve channel 34 is communicated with the valve plate 33, the lower end of the valve rod 35 extends out of the valve channel and is detachably and fixedly connected with the end plate 35a at the end, wherein the first elastic piece 36 is a pressure spring arranged between the end plate 35a and the end of the valve plate, referring to fig. 3, when the rotating shaft 21 does not rotate, the first piston is enabled to abut against the bottom of the piston cavity to limit under the elastic force of the first elastic piece, at the moment, the plurality of flow channels 331 and the plurality of second flow channels 351 are in a staggered and non-communicated state, at the moment, when the driving impeller 4 is driven to rotate, the distributing column is driven to rotate the rotating shaft 21, the driving air pump 37 is driven to work, and pumping is carried out to the bottom of the piston cavity 332, because the first piston shields the corresponding discharge flow channel 3320 when the valve body is in a closed state, at the moment, the gas cannot flow out of the piston cavity to enable the air pressure between the bottom of the piston cavity and the first piston to be increased, the first piston is pushed to move under the action of the air pressure and drive the valve rod 35 to move, the first elastic piece 36 is extruded to enable the flow channel 331 to partially overlap with the second flow channel, when the first piston moves a certain distance, part of the discharge flow channel 3320 is opened, the gas in the piston cavity flows out of the discharge flow channel, when the speed of the air flow flowing out of the discharge flow channel is equal to the pumping speed, the first piston stops moving, at the moment, the valve body keeps the opening, when the rotation speed of the driving impeller is increased, the pumping speed of the air pump 37 is increased, the pumping speed is increased, therefore, the speed of the air flow entering the piston cavity is higher than the flowing out speed, the first piston can be driven to continue to move upwards, more discharge flow channel 3320 is opened, therefore, the overlapping area of the flow channel and the second flow channel is further increased, the opening of the valve body is increased, and similarly, when the rotation speed of the driving impeller is reduced, the opening of the valve body is reduced, so that the purpose of adjusting the opening of the valve body is realized.
Further, referring to fig. 3 to 6, the specific structure of the air pump 37 is: comprises a shell 371, a piston plate 372 movably arranged in the shell, a first air passage 376 arranged at the bottom of the shell and communicated with the bottom of the piston cavity 332, a second air passage 377 communicated with the outside atmosphere, a first one-way valve 3761 arranged at the first air passage and a second one-way valve 3771 arranged at the second air passage 377, wherein the first one-way valve can allow air to flow into the piston cavity 332 from the inside of the shell in a one-way, the second one-way valve allows external air to flow into the inside of the shell 371 in a one-way, the axis of the shell and the rotating shaft 21 are coaxially arranged, two first permanent magnets and two second permanent magnets 374 are symmetrically arranged on the piston plate around the axis, a driving plate 210 is arranged at intervals between the end part of the rotating shaft 21 and the piston plate, two third permanent magnets 211 are symmetrically arranged on the driving plate around the axis of the rotating shaft, wherein the third permanent magnets are magnetically matched with the first permanent magnets, the third permanent magnet and the second permanent magnet are in magnetic repulsion fit, when the rotating shaft drives the driving plate to rotate, the third permanent magnet can alternately pass through the two first permanent magnets and the two second permanent magnets, when the third permanent magnet passes through the first permanent magnet, the force approaching the piston plate 372 towards the piston plate under the action of magnetic attraction force can be provided for the piston plate when the third permanent magnet passes through the second permanent magnet, the force moving away from the piston plate can be provided for the piston plate, so that the piston plate can be driven to reciprocate in the shell, when the piston plate moves away from the driving plate, the second one-way valve is in a closed state, the piston plate extrudes air in the shell to jack the first one-way valve into the piston cavity, when the piston plate moves towards the direction approaching the driving plate, negative pressure can be generated in the shell, at the moment, the first one-way valve is closed, external air current jacks the second one-way valve into the shell, and the reciprocating is performed, the pumping effect is realized, and the faster the rotating speed of the rotating shaft is, the faster the pumping speed of the air pump is.
Further, the axis of the piston chamber 332 is offset from the axis of the valve passage. Through this kind of setting method, can guarantee that the valve rod can not rotate around the axis in the valve passageway inside after valve rod and first piston fixed connection to can effectively avoid the angle emergence deviation of runner and second runner.
Further, a pulverizing device (not shown) is provided at the feed inlet 10. Specifically, the pulverizing device selected in the present application may be any pulverizing device capable of pulverizing the granular fertilizer, for example, a roll-in pulverizing device, which may be any one of the pulverizing devices in the prior art, and may be used to pulverize the granular fertilizer into small particles, so that on the one hand, the accuracy of the separation of the material separation column may be improved, and on the other hand, the small-particle fertilizer may be more easily mixed with clean water to be dissolved, thereby improving the mixing efficiency.
Example two
The application provides a pneumatic pipeline fertilizer conveying system for irrigation, as a specific implementation mode, referring to fig. 7-13, further comprising a mixing drum 5, wherein the mixing drum 5 comprises an annular mixing cavity 51 with one closed end and one open end, a mixing chamber 511 which is arranged at the open end of the annular mixing cavity 51 and communicated with the annular mixing cavity 51, a mixed liquid outlet 52 which is arranged at the end of the mixing chamber 511 far from the annular mixing cavity 51, and a first rigid pipe 53 and a second rigid pipe 54 which are arranged on the outer ring surface of the annular mixing cavity 51 at intervals along the radial direction of the outer ring surface of the annular mixing cavity, the first rigid pipe 53 and the second rigid pipe 54 are arranged in an inclined way towards the end far from the annular mixing cavity, the first rigid pipe near the mixing chamber is communicated with the discharge port 14, and the second rigid pipe is communicated with the air outlet 1 b-2; the annular mixing chamber 51 is close to a plurality of liquid spraying ports 512 on an inner ring surface of one end of the mixing chamber 51, and a plurality of liquid spraying ports 512 are communicated with the liquid outlet 32.
Specifically, referring to fig. 1 and 2, which are schematic structural views of a mixing drum connected with an air outlet, a discharge port and a liquid outlet, after the air flow passes through a driving impeller 4, the air flow flows out from the air outlet 1b-2 and then flows into an annular mixing cavity 51 through a second rigid pipe 53, because the first rigid pipe and the second rigid pipe are both arranged along the radial direction of the outer peripheral surface of the annular mixing cavity 51 and are both arranged in a deflection way in a direction away from a mixing chamber 511, the air flow is guided by the second rigid pipe to flow into the annular mixing cavity 51 and then is guided by the annular mixing cavity to form a rotating air flow in the annular mixing cavity, referring to fig. 1, wherein the arrangement directions of the first rigid pipe and the second rigid pipe are consistent, when the annular air flow passes through the orifice of the first rigid pipe, the fertilizer that can take to flow out from first rigid pipe rotates the dispersion, and rivers can follow the vaporific blowout of hydrojet mouth 511, rivers and the inside powder of air carry out first step mixing when rotatory air current reaches hydrojet mouth spun rivers, then flow to mixing chamber 511 along with the air current in, and continue the rotation under the inertial effect of air current, thereby make water and powder further mix, thereby improve the mixing effect, improve mixing efficiency, then the air current drives the mixture of rivers and fertilizer and flows out fast from mixed liquid outlet 52, collect to the collection box 7 of below inside, and make the mixed liquid produce stirring effect in the collection box under the drive effect of air current, mix once more, thereby improve stirring efficiency.
Further, as a specific embodiment, the specific structure of the mixing drum is as follows: referring to fig. 7-11, the mixing drum 5 includes an outer drum 5a and an inner drum 5b coaxially disposed, one end of the outer drum 5a is in sealing fit with the outer peripheral surface of the inner drum 5b, the other end is provided with the mixed liquid outlet 52, the annular mixing chamber 51 is formed between the inner peripheral surface of the outer drum 5a and the outer peripheral surface of the inner drum 5b, a plurality of liquid spraying openings 512 are formed on the outer peripheral surface of one end of the inner drum 5b extending into the outer drum 51, the other end of the outer drum 5b is communicated with the liquid outlet 32, specifically, the liquid spraying openings 512 are micropores drilled on the side wall of the inner drum, and the liquid flow has a certain atomization effect when flowing out rapidly through the micropores, so as to improve the mixing effect.
Further, as a preferred embodiment, the plurality of liquid spraying openings 512 are uniformly spaced along the axial direction of the inner cylinder, and the liquid spraying openings 512 are arranged along the radial direction of the inner cylinder, so that water flow can be guided to be sprayed out along the radial direction through the liquid spraying openings, and the water flow can be better contacted with the powder, and a better mixing effect is achieved.
Example III
The application provides a pneumatic pipeline fertilizer conveying system for irrigation, which is a specific implementation mode, and is different from the second implementation mode in that a cleaning sleeve 6 is sleeved at the end part of the inner cylinder body 5b provided with the liquid spraying opening 512, the cleaning sleeve 6 is connected with a driving piece 61, and the driving direction of the driving rod is parallel to the axial direction of the inner cylinder body 5 b.
Specifically, it will be understood that when the fertilizer solution is prepared, the powder flows into the mixing chamber along with the air flow, after the preparation, fertilizer dust possibly floats in the annular mixing chamber or fertilizer particles adhere to the position of the inner tank body, where the liquid spraying port is arranged, after the preparation is finished, the fertilizer dust adheres to the periphery of the liquid spraying port and is dissolved by residual water, and a plate layer of the fertilizer is produced at the liquid spraying port after the residual water evaporates to block the spraying port, in order to solve the problem, referring to fig. 9, 11 and 12, a cleaning sleeve 6 is sleeved at the end part of the inner pipe 5b, an end plug 5b1 is connected at the end part in threaded manner, a limiting surface is arranged at one side of the inner pipe, far from the end plug, of the cleaning sleeve, an annular elastic pad 65 is arranged between one end of the cleaning sleeve, close to the end plug, and the other end of the cleaning sleeve is abutted against the limiting surface under the elastic force of the annular elastic pad, the cleaning sleeve is provided with a plurality of through holes 611 which are in one-to-one correspondence with the liquid spraying openings 512, the through holes are provided with peripheral surfaces 6110 which gradually expand radially outwards from one end close to the liquid spraying openings to one end far away from the liquid spraying openings, the through holes 611 are correspondingly communicated with the liquid spraying openings when the cleaning sleeve is propped against the limiting surface, the driving piece 61 is arranged on the limiting surface, the minimum radius of the through holes is larger than the radius of the spraying holes, in this way, when the laminated layers of fertilizer are formed, the through holes 611 can be formed at the side walls of the through holes and the outlets of the spraying holes, when the system is used for preparing fertilizer liquid, when the spraying holes are blocked to influence water flow, the driving piece 61 rapidly drives the cleaning sleeve 6 to squeeze the annular elastic pad 65 to crush and shovel away the formed hardened layers, then the driving piece 61 is restored to an initial state, the cleaning sleeve returns to the initial position under the elastic action of the annular elastic pad, at the moment, liquid flow is taken away by the hardened matters when the spraying holes are sprayed, mixing in water flow to realize cleaning.
8-10 and 11, as a preferred embodiment, an annular mounting groove coaxial with the inner tube is arranged on the limiting surface, the driving piece 61 is a piezoelectric stack arranged in the annular mounting groove, a rigid outer tube 62 is connected with an end flange of the mixing cylinder in a flange mode, an just-shaped inner tube 63 is coaxially arranged in the rigid outer tube, one end of the just-shaped inner tube far away from the mixing cylinder is fixedly connected, the rigid inner tube is provided with a plugging end 630, the inner tube 5b is provided with an adapting end 5b-1 matched with the plugging end 630, so that the plugging end is inserted into the adapting end after the rigid outer tube is connected with the mixing cylinder, the inner tube is communicated with the rigid inner tube, the end of the rigid inner tube is provided with a connecting port 632, the connecting port 632 is communicated with the liquid outlet 32 through a liquid conveying tube 320, an annular piston 66 is movably sleeved on the rigid outer tube, the annular piston is in sliding sealing fit with the inner peripheral surface of the rigid outer tube, referring to FIG. 8 and FIG. 10, in FIG. 13, a second compression spring 64 is arranged between the annular piston and the rigid outer tube, the annular piston is abutted against the end face of the mixing cylinder under the action of the elastic force of the second compression spring, a communication hole 631 is arranged on the side wall of the rigid inner tube close to the plug-in end, a cavity is arranged between the annular piston and the end face of the mixing cylinder when the second compression spring 64 is arranged between the annular piston and the rigid outer tube, the communication hole can communicate the rigid inner tube and the cavity, a plurality of second mounting grooves are arranged on the end face of the mixing cylinder, a second piezoelectric stack 611 is arranged in each second mounting groove, a bearing member 6110 is arranged at the end part of the second piezoelectric stack, a third mounting groove corresponding to the second mounting groove is arranged on the annular piston, a third through hole 661 is arranged at the bottom of the third mounting groove, an annular fourth permanent magnet 662 capable of exposing the third through hole is arranged at the bottom of the third mounting groove, the third mounting groove is internally provided with an impact member 612 in a guiding and inserting way, a second flow channel 6120 is arranged on the impact member in a penetrating way, the impact member is in magnetic attraction fit with a fourth permanent magnet, the fourth permanent magnet shields and seals the second valve channel when the impact member is in magnetic attraction with the fourth permanent magnet, the end part of the impact member is provided with a third elastic member 613, the third elastic member 613 is fixedly connected with the bottom of the first annular mounting groove, referring to fig. 13, the annular piston is in an initial state at the moment, the annular piston is abutted against the end part of the mixing cylinder, when the fertilizer solution is configured, the opening and closing degree of the valve body is controlled by controlling the gas flow through the driving impeller 4, so that the flow area of the valve body is equal to the flow area of a plurality of ejection holes at the moment, if the ejection holes are not blocked at the moment, water flows into the rigid inner tube 63 through the liquid outlet 32, if the ejection holes are blocked at the moment, the water flow cannot smoothly flow out, and the inflow water flow is larger than the outflow amount of the flow, water flow is introduced between the annular piston and the end face of the mixing drum through the insertion end 630 to push the annular piston to move, the second pressure spring 64 is extruded, the annular piston is continuously pushed to move along with the water flow, the impact piece is adsorbed by the fourth permanent magnet to block the third through hole 661, the impact piece 612 is pulled to move under the action of magnetic force to stretch the third elastic piece, the elastic force is larger as the stretching amount of the third elastic piece is larger, when the elastic force is larger than the attractive force of the fourth permanent magnet, the impact piece is separated from the fourth permanent magnet, the impact piece is rapidly moved under the elastic force of the third elastic piece to impact the force-bearing piece 6110, the impact force is applied to the second piezoelectric stack to enable the second piezoelectric stack to be in extrusion deformation, the second piezoelectric stack is connected with the first piezoelectric stack through a lead, the first piezoelectric stack can be in extension deformation at the moment, after the impact piece is separated from the fourth permanent magnet, the third through hole is opened, part of water flows out from the third through hole and flows out from the liquid return pipe 6200, the annular piston returns under the elastic action of the first pressure spring, so that the fourth permanent magnet and the impact piece are washed and adsorbed, and if the ejection hole is not cleaned, the above actions are continuously repeated until the cleaning is completed.
Further, referring to fig. 10, a fourth flow port 6200 is provided at the end of the rigid outer cylinder connected to the rigid inner cylinder, and a liquid return pipe (not shown) communicating with the collecting tank 7 is provided at the fourth flow port, so that water flow can be recovered into the paper collecting tank, and the concentration of the configured fertilizer liquid can be ensured.
Further, referring to fig. 13, the end of the impact member has a tapered structure, and the tapered surface is provided with a flow channel 6121, and the flow channel 6121 communicates with the second flow channel 6120, so that the resistance of the impact member during impact movement can be reduced.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the application referred to in the present application is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present application (but not limited to) having similar functions are replaced with each other.
Claims (10)
1. A pneumatic pipe fertilizer delivery system for irrigation, comprising:
the pipe cavity (1) is internally provided with two partition plates (11) at intervals along the axial direction, the two partition plates (11) divide the pipe cavity into a first cavity (1 a) and two second cavities (1 b), the first cavity (1 a) is positioned between the two partition plates (11), and the two second cavities (1 b) are positioned on two sides of the two partition plates (11); two opposite sides of the side wall of the first cavity (1 a) are provided with a feed inlet (10) and a discharge outlet (14);
the material distributing column (2) is coaxially and rotatably arranged in the first cavity (1 a);
the valve body (3) is arranged in one second cavity (1 b) and is in driving connection with the material distributing column (2), and the valve body (3) comprises a liquid inlet (31) and a liquid outlet (32);
the driving impeller (4) is arranged in the other second cavity (1 b) and is in driving connection with the material separating column (2);
an air inlet (1 b-1) and an air outlet (1 b-2) are arranged on the side wall of the other second cavity (1 b) at intervals along the axial direction of the pipe cavity.
2. A pneumatic pipeline fertilizer delivery system for irrigation according to claim 1, wherein two ends of the material separating column (2) are coaxially provided with rotating shafts (21), two rotating shafts are respectively in rotating and sealing fit with two partition plates (11), the driving impeller (4) is provided with an end part of the rotating shaft, and the valve body (3) is in driving connection with the other rotating shaft.
3. A pneumatic pipeline fertilizer delivery system for irrigation according to claim 2, wherein the valve body (3) comprises a valve plate (33) arranged between the liquid inlet (31) and the liquid outlet (32), a valve channel (34) arranged on the valve plate (33) along the plate surface direction of the valve plate (33), a plurality of flow channels (331) penetrating the valve plate (33) and intersecting the valve channel (34) are arranged at intervals along the axial direction of the valve channel (34), a valve rod (35) is arranged in the valve channel (34) in a penetrating manner, a plurality of second flow channels (351) in one-to-one correspondence with the flow channels are arranged on the valve rod, and the valve rod (35) is in driving connection with the rotating shaft (21) so as to drive the valve rod (35) to displace along the axial direction so as to regulate the flow rate of the valve body (3).
4. A pneumatic pipe fertilizer delivery system for irrigation according to claim 3, characterized in that a first elastic member (36) is arranged between the valve rod (35) and the valve plate (33), the valve plate is provided with a piston cavity (332), the axis of the piston cavity (332) is parallel to the axis of the valve channel, a first piston (333) is arranged in the piston cavity (332), the first piston is connected with the valve rod (35), a plurality of discharge flow passages (3320) are uniformly arranged on the side wall of the piston cavity at intervals along the axial direction from one end close to the bottom, an air pump (37) is communicated with the bottom of the piston cavity, the air pump is in driving connection with the rotating shaft (21), and the valve plate (33) can be abutted against the bottom of the piston cavity under the action of the elastic force of the first elastic member (36).
5. A pneumatic pipe fertilizer delivery system for irrigation as claimed in claim 4, wherein the axis of the piston chamber (332) is offset from the axis of the valve passage.
6. A pneumatic pipe fertilizer delivery system for irrigation according to claim 5, wherein the feed inlet (10) is provided with comminuting means.
7. A pneumatic pipe fertilizer delivery system for irrigation according to any one of claims 1-5, further comprising a mixing drum (5), said mixing drum (5) comprising an annular mixing chamber (51) closed at one end and open at one end, a mixing chamber (511) provided at one end of said annular mixing chamber (51) and in communication with said annular mixing chamber (51), a mixing liquid outlet (52) provided at one end of said mixing chamber (511) remote from said annular mixing chamber (51), and a first rigid pipe (53) and a second rigid pipe (54) provided at radial intervals on an outer annulus of said annular mixing chamber (51), said first rigid pipe (53) and said second rigid pipe (54) each being provided in a radial direction of said outer annulus of said annular mixing chamber, said first rigid pipe and said second rigid pipe each being provided at an end remote from said annular mixing chamber inclined to an end remote from said mixing chamber, said first rigid pipe being in communication with said outlet (14), said second rigid pipe being in communication with said outlet (1-2); the annular mixing cavity (51) is close to a plurality of liquid spraying ports (512) on an inner ring surface of one end of the mixing cavity (51), and the liquid spraying ports (512) are communicated with the liquid outlet (32).
8. A pneumatic pipe fertilizer delivery system for irrigation according to claim 7, wherein the mixing drum (5) comprises an outer drum body (5 a) and an inner drum body (5 b) coaxially arranged, one end of the outer drum body (5 a) is in sealing fit with the outer peripheral surface of the inner drum body (5 b), the other end of the outer drum body is provided with the mixed liquid outlet (52), the annular mixing cavity (51) is formed between the inner peripheral surface of the outer drum body (5 a) and the outer peripheral surface of the inner drum body (5 b), a plurality of liquid spraying openings (512) are formed in the outer peripheral surface of one end of the inner drum body (5 b) extending into the outer drum body (51), and the other end of the outer drum body (5 b) is communicated with the liquid outlet (32).
9. A pneumatic pipe fertilizer delivery system for irrigation as claimed in claim 8, wherein a plurality of the liquid spray ports (512) are uniformly spaced along the axial direction of the inner cylinder and the liquid spray ports (512) are disposed along the radial direction of the inner cylinder.
10. A pneumatic pipe fertilizer delivery system for irrigation according to claim 9, wherein the end of the inner cylinder (5 b) provided with the liquid spray opening (512) is sleeved with a cleaning sleeve (6), the cleaning sleeve (6) is connected with a driving member (61), and the driving direction of the driving rod is parallel to the axial direction of the inner cylinder (5 b).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311299046.3A CN117016157B (en) | 2023-10-09 | 2023-10-09 | Pneumatic pipeline fertilizer conveying system for irrigation |
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| CN202311299046.3A CN117016157B (en) | 2023-10-09 | 2023-10-09 | Pneumatic pipeline fertilizer conveying system for irrigation |
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| CN117016157B CN117016157B (en) | 2024-01-05 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117016157B (en) | 2024-01-05 |
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