CN109744178B - Discharging device and pneumatic feeder comprising same - Google Patents

Discharging device and pneumatic feeder comprising same Download PDF

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Publication number
CN109744178B
CN109744178B CN201910215324.XA CN201910215324A CN109744178B CN 109744178 B CN109744178 B CN 109744178B CN 201910215324 A CN201910215324 A CN 201910215324A CN 109744178 B CN109744178 B CN 109744178B
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throwing
pneumatic feeder
disc
discharge
throwing disc
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CN109744178A (en
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陈晓龙
田昌凤
杨家朋
徐国昌
刘兴国
车轩
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Fishery Machinery and Instrument Research Institute of CAFS
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Fishery Machinery and Instrument Research Institute of CAFS
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Abstract

The invention relates to a discharging device and a pneumatic feeder comprising the same, and belongs to the field of feeders. This discharging device includes: a discharge pipeline; the material throwing disc is an inverted cone-shaped disc with a downward tip, and the section from the tip to the edge of the disc is arc-shaped; the material throwing disc is fixed above the outlet of the discharge pipeline in a suspending way, and the tip of the material throwing disc is directed at the center of the outlet of the discharge pipeline. The discharge port of the pneumatic feeder is provided with the discharging device. The feed throwing device is used, so that the thrown feed forms a certain track on the lower surface of the feed throwing disc, is thrown into the air after reaching the edge of the feed throwing disc, and then continuously moves in a parabolic track until the feed falls on the water surface, and the feed is accurately thrown in a certain radius range.

Description

Discharging device and pneumatic feeder comprising same
Technical Field
The invention relates to the field of feeder, in particular to a discharging device and a pneumatic feeder comprising the same.
Background
At present, most of pneumatic feeding and discharging are thrown into the air or automatically fall and throw, the discharging mode is too simple, and the feed route cannot be controlled. Particularly for a high-density small-sized culture pond, if the feed route is not controlled, the feed is fed at one point, so that the fish is easily injured by concentrated snatching, or the feed is fed outside the fish pond to cause feed waste.
Disclosure of Invention
The invention aims to solve the problems and provides a discharging device and a pneumatic feeder comprising the discharging device so as to achieve the aim of accurate feeding.
The purpose of the invention is realized as follows:
a discharge device, comprising:
a discharge pipeline;
the material throwing disc is an inverted cone-shaped disc with a downward tip, and the section from the tip to the edge of the disc is arc-shaped;
the material throwing disc is fixed above the outlet of the discharge pipeline in a suspending way, and the tip of the material throwing disc is directed at the center of the outlet of the discharge pipeline.
Preferably, the material throwing disc and the material discharging pipeline are fixed in a hanging mode through at least two supporting rods.
Preferably, one end of the supporting rod is fixedly connected with the material throwing disc, and one end of the supporting rod is fixedly connected with the outer wall of the discharge pipeline.
Preferably, the edge of the material throwing disc is also provided with a circle of adjusting plate which can adjust the angle up and down along the edge of the material throwing disc.
Preferably, the adjusting angle of the adjusting plate is between-30 ° and 30 °.
Preferably, the shape of the throwing disk simultaneously satisfies the following two formulas:
Figure BDA0002001861330000021
and the combination of (a) and (b),
Figure BDA0002001861330000022
wherein H represents the vertical height of the throwing disc, R represents the horizontal radius of the throwing disc, v represents the throwing speed of the granulated feed, H represents the height of the edge of the throwing disc from the water surface, and R represents the throwing radius of the granulated feed.
Preferably, the discharge pipeline is a straight pipe or an L-shaped pipe.
The invention also discloses a pneumatic feeder, and a discharge hole of the pneumatic feeder is provided with the discharge device.
Preferably, the inlet of the discharge pipeline is hermetically connected with the discharge hole of the pneumatic feeder.
Preferably, the inlet sleeve of the discharge pipeline is arranged outside the discharge port of the pneumatic feeder, or the discharge port sleeve of the pneumatic feeder is arranged outside the inlet of the discharge pipeline.
The invention has the beneficial effects that: after the pneumatic feeder uses the discharging device, the thrown feed forms a certain track on the lower surface of the feed throwing disc, is thrown into the air after reaching the edge of the feed throwing disc, and then continues to move along the parabolic track until the feed drops to the water surface, so that the feed is accurately thrown in a certain radius range.
Drawings
FIG. 1 shows a block diagram of one embodiment of the discharge apparatus of the present invention;
FIG. 2 shows a layout of an embodiment of the shape of a throwing disk in the discharging device of the present invention;
figure 3 shows a block diagram of an embodiment of the pneumatic feeder of the present invention.
The device comprises a discharging device A, a throwing disc 1, a discharging pipeline 2, a supporting rod 3, an adjusting plate 4 and a discharging hole of a pneumatic feeder B.
Detailed Description
Various embodiments of the present invention will be described with reference to the accompanying drawings. In the specification and drawings, elements having similar structures or functions will be denoted by the same reference numerals. It is to be understood that the drawings are for purposes of illustration and description only and are not intended as a definition of the limits of the invention. The dimensions shown in the figures are for clarity of description only and are not intended to be limiting, nor are they intended to be exhaustive or to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Firstly, the invention provides a discharging device.
FIG. 1 shows a block diagram of one embodiment of the discharge apparatus of the present invention. The discharging device A comprises a discharging pipeline 2 and a material throwing disc 1. The material throwing disc 1 is an inverted cone-shaped disc with a downward tip part, and the section from the tip part to the edge of the disc is arc-shaped. The material throwing disc 1 is fixed above the outlet of the discharge pipeline 2 in a suspending way, and the tip of the material throwing disc 1 is directed at the center of the outlet of the discharge pipeline 2.
After the fodder is conveyed from the outlet of the discharge pipeline 2 by wind and air and is sprayed out, the fodder can firstly move along the arc-shaped lower surface of the material throwing disc 1 (namely, circular motion), and then is thrown into the air after passing through the edge of the material throwing disc 1, and finally is thrown onto the water surface under the action of self gravity for feeding, and because the fodder moves along the parabolic track, the fodder is thrown to have a certain rule, and the fodder can be roughly controlled on the circumference with the center of the material throwing disc 1 as the center of a circle and with fixed radius. The use of the discharging device is beneficial to the dispersed feeding of the feed, and the condition that the fish is injured by concentrated snatching is avoided.
In one embodiment, the material throwing disc 1 and the material discharging pipeline 2 are suspended and fixed through at least two support rods 3. The concrete connection structure can be that one end of bracing piece 3 links firmly with throwing charging tray 1, and the one end of bracing piece 3 links firmly with the outer wall of pipe of ejection of compact pipeline 2. In order to make the fixation of the throwing disk 1 more stable, three support rods 3 can be preferably used for suspended fixation.
In one embodiment, the optimal design shape of the throwing disk 1 is given according to the feed movement track (as shown in figure 2). Specifically, the shape of the material handling disk 1 (which refers to the vertical height and horizontal radius of the material handling disk 1) should satisfy both of the following equations:
Figure BDA0002001861330000041
and the combination of (a) and (b),
Figure BDA0002001861330000042
wherein H represents the vertical height of the throwing disc 1 (i.e., the vertical distance from the tip of the throwing disc 1 to the edge of the throwing disc 1), R represents the horizontal radius of the throwing disc 1 (i.e., the horizontal distance from the tip of the throwing disc 1 to the edge of the throwing disc 1), v represents the throwing speed of the granulated feed 5, H represents the height of the edge of the throwing disc 1 from the water surface, and R represents the throwing radius of the granulated feed 5.
According to the formula given in the embodiment, when the throwing speed v of the pellet feed 5, the height H of the edge of the throwing disk 1 from the water surface and the throwing radius R of the pellet feed 5 are determined, the vertical height H of the throwing disk 1 and the horizontal radius R of the throwing disk 1 can be calculated according to the two formulas, namely, the shape of the throwing disk 1 is determined. Therefore, by adopting the discharging device described in the embodiment, the throwing requirement can be basically met by adjusting the vertical height h and the horizontal radius r of the throwing disc 1.
However, since the air resistance and the speed of the feed are changed during the spreading process, it is sometimes difficult to control the spreading distance of the feed by precisely designing the shape of the spreading plate 1. Therefore, in order to adjust the throwing radius of the feed within a small range, in a further embodiment, the edge of the throwing disk 1 is also provided with a circle of adjusting plates 4 which can be adjusted up and down along the edge of the throwing disk 1. Specifically, the adjustment angle of the adjustment plate 4 is preferably controllable between-30 ° and 30 °. In actual use, the condition that the feed is thrown out of the fishpond range can be basically avoided by adjusting the angle of the adjusting plate 4. In addition, through the use of regulating plate 4, be more convenient for carry out the small range regulation of range of shedding according to real-time environmental condition, further improve the accurate control of fodder range of shedding.
When the discharging device is used, the throwing disc 1 is parallel to the water surface, namely the outlet of the discharging pipeline 2 is upward, so that the discharging pipeline 2 in the discharging device can be a straight pipe or an L-shaped pipe according to the direction of the discharging port of the wind power feeder, and the using requirement of the discharging device can be met.
The invention further provides a pneumatic feeder which comprises the discharging device.
Figure 3 shows a block diagram of an embodiment of the pneumatic feeder of the present invention. The discharge hole B of the pneumatic feeder is provided with the discharge device A.
In order to ensure the speed of the feed sprayed out from the outlet of the discharge pipeline as much as possible, the inlet of the discharge pipeline 2 is hermetically connected with the discharge hole B of the pneumatic feeder.
In another embodiment, the connection between the discharging device and the pneumatic feeder can be selected according to actual conditions, wherein the inlet of the discharging pipeline 2 is sleeved outside the discharging port B of the pneumatic feeder, or the discharging port B of the pneumatic feeder is sleeved outside the inlet of the discharging pipeline 2.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.

Claims (8)

1. A pneumatic feeder is characterized in that a discharge hole of the pneumatic feeder is provided with a discharge device; the discharging device comprises:
a discharge pipeline;
the material throwing disc is an inverted cone-shaped disc with a downward tip, and the section from the tip to the edge of the disc is arc-shaped;
the material throwing disc is suspended and fixed above the outlet of the discharge pipeline, and the tip of the material throwing disc is directed at the center of the outlet of the discharge pipeline;
the edge of the throwing tray is also provided with a circle of adjusting plate which can adjust the angle up and down along the edge of the throwing tray; the throwing range of the throwing disc is adjusted by adjusting the angle of the adjusting plate.
2. The pneumatic feeder according to claim 1, wherein the material throwing disc and the material discharge pipeline are fixed in a suspended manner through at least two support rods.
3. The pneumatic feeder according to claim 2, wherein one end of the support rod is fixedly connected with the material throwing disc, and one end of the support rod is fixedly connected with the outer wall of the discharge pipeline.
4. The pneumatic feeder of claim 1, wherein the adjustment plate has an adjustment angle of between-30 ° and 30 °.
5. The pneumatic feeder of claim 1, wherein the shape of the throwing disk satisfies both of the following equations:
Figure FDA0003369322260000011
and the combination of (a) and (b),
Figure FDA0003369322260000012
wherein H represents the vertical height of the throwing disc, R represents the horizontal radius of the throwing disc, v represents the throwing speed of the granulated feed, H represents the height of the edge of the throwing disc from the water surface, and R represents the throwing radius of the granulated feed.
6. The pneumatic feeder of claim 1, wherein the discharge conduit is a straight tube or an L-shaped tube.
7. The pneumatic feeder of claim 1, wherein the inlet of the discharge pipe is in sealed connection with the discharge port of the pneumatic feeder.
8. The pneumatic feeder according to claim 1, wherein an inlet of the discharge pipe is sleeved outside a discharge port of the pneumatic feeder, or a discharge port of the pneumatic feeder is sleeved outside an inlet of the discharge pipe.
CN201910215324.XA 2019-03-21 2019-03-21 Discharging device and pneumatic feeder comprising same Active CN109744178B (en)

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Publication number Priority date Publication date Assignee Title
WO1996022681A1 (en) * 1995-01-27 1996-08-01 The Vigoro Corporation Controlled release aquatic nutrients
CN201957588U (en) * 2010-05-27 2011-09-07 吴为国 360-degree feed throwing disc and fishpond feeding machine provided therewith
CN106305562A (en) * 2016-08-18 2017-01-11 中国水产科学研究院渔业机械仪器研究所 Pneumatic feeding device used for high-density pond culture
CN206895580U (en) * 2017-05-25 2018-01-19 湖南新丰唯一生态农业科技发展有限公司 Lobster bait delivery device

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Publication number Priority date Publication date Assignee Title
GB1194777A (en) * 1968-07-05 1970-06-10 William Howard Peck Centrifugal Separator
DE19948773A1 (en) * 1999-10-09 2001-04-12 Amazonen Werke Dreyer H Centrifugal spreader
JP2012100633A (en) * 2010-11-13 2012-05-31 Ebs Sanko Kk Chemical spreader
CN201940302U (en) * 2011-01-31 2011-08-24 广东达华节水科技股份有限公司 Rotary type micro-sprayer
CN104823903A (en) * 2015-06-02 2015-08-12 安徽孔津湖农业开发有限公司 Aquaculture liquid state fodder feeding device
CN206402774U (en) * 2016-12-26 2017-08-15 张建春 It is a kind of to make full use of the green house of vegetables of solar energy
CN107691310A (en) * 2017-10-19 2018-02-16 无锡凹凸自动化科技有限公司 A kind of breed in stew breeding apparatus
CN208370700U (en) * 2018-12-13 2019-01-15 晶傲威电气(常州)有限公司 Feed the adjustable integral type oxygenation feeder of range

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996022681A1 (en) * 1995-01-27 1996-08-01 The Vigoro Corporation Controlled release aquatic nutrients
CN201957588U (en) * 2010-05-27 2011-09-07 吴为国 360-degree feed throwing disc and fishpond feeding machine provided therewith
CN106305562A (en) * 2016-08-18 2017-01-11 中国水产科学研究院渔业机械仪器研究所 Pneumatic feeding device used for high-density pond culture
CN206895580U (en) * 2017-05-25 2018-01-19 湖南新丰唯一生态农业科技发展有限公司 Lobster bait delivery device

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