CN111226605B - A red date harvester - Google Patents
A red date harvester Download PDFInfo
- Publication number
- CN111226605B CN111226605B CN202010176826.9A CN202010176826A CN111226605B CN 111226605 B CN111226605 B CN 111226605B CN 202010176826 A CN202010176826 A CN 202010176826A CN 111226605 B CN111226605 B CN 111226605B
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- air
- picking
- bracket
- frame
- collecting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D51/00—Apparatus for gathering together crops spread on the soil, e.g. apples, beets, nuts, potatoes, cotton, cane sugar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of agricultural machinery, in particular to a red date strip collecting device and a red date harvester. The main technical scheme is as follows: a red date strip collecting device comprises a strip collecting bracket, an air chamber and a fan; the collecting bar bracket can be arranged on a rack of a driving vehicle and is supported by the rack to move; the collecting bar bracket is positioned in front of the frame; the air chamber is fixedly arranged on the collecting strip bracket; the number of the air chambers is two; the two air chambers are distributed on the left side and the right side of the rack; the air chambers are provided with air nozzles for jetting air flow to the ground so as to purge the red dates on the ground to the middle parts of the two air chambers; the air chamber is provided with an air inlet; the fan is arranged on the frame; and an airflow outlet of the fan is communicated with the air inlet. By adopting the invention, the red dates can be gathered, so that the red dates are convenient to pick up, and the picking up efficiency is improved.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a red date harvester.
Background
The red dates are important characteristic fruits of Xinjiang, and have great ecological and economic benefits. The jujube tree is very suitable for natural environments with sufficient illumination in Xinjiang and large day and night temperature difference, a dwarf close planting cultivation mode is adopted for increasing economic benefit, natural air drying is carried out on the jujube tree after the jujube is ripe for improving quality, and at the moment, the jujube tree falls off in a large amount due to the characteristics of the jujube tree and external disturbance. The harvesting mode is that after the red dates remained on the tree are knocked off manually, the red dates are picked and collected from the ground, the labor intensity of picking up the red dates is high, the efficiency is low, the cost is high, and the development of mechanical harvesting of the red dates is an important way for increasing the planting benefit of jujube farmers.
The existing picking modes include a mechanical mode and an air force mode, wherein the red date is separated from the ground in the modes of shoveling, picking, poking, clamping and the like of a picking mechanism. The red dates are sucked and picked up pneumatically through the air flow. However, as the red dates are distributed in the whole jujube tree planting area, the distribution range is wide, and when picking up, some places cannot be picked up, especially places close to the root of the jujube tree, so that manual operation is needed, the labor intensity is increased, and the picking up efficiency is reduced.
Disclosure of Invention
In view of the above, the present invention provides a red date harvester, which is mainly aimed at collecting red dates for easy picking up, so as to improve picking up efficiency.
In order to achieve the above purpose, the present invention mainly provides the following technical solutions:
In one aspect, the embodiment of the invention provides a red date strip collecting device, which comprises a strip collecting bracket, an air chamber and a fan;
the collecting bar bracket can be arranged on a rack of a driving vehicle and is supported by the rack to move; the collecting bar bracket is positioned in front of the frame;
the air chamber is fixedly arranged on the collecting strip bracket; the number of the air chambers is two; the two air chambers are distributed on the left side and the right side of the rack;
the air chambers are provided with air nozzles for jetting air flow to the ground so as to purge the red dates on the ground to the middle parts of the two air chambers; the air chamber is provided with an air inlet;
the fan is arranged on the frame; and an airflow outlet of the fan is communicated with the air inlet.
Further, the air flow sprayed to the ground by the air chamber on one side is distributed in a strip shape;
the air flows sprayed to the ground by the two air chambers are distributed in a V shape from back to front.
Further, the collecting bar support is arranged on the frame and can swing up and down relative to the frame.
Further, the number of the collecting bar brackets is two; the two collecting bar brackets are symmetrically arranged on two sides of the frame;
when the air chambers on the two collecting bar brackets swing downwards, the distance is gradually increased.
In another aspect, a red date harvester includes: the red date strip collecting device, the picking device, the cleaning box and the date collecting basket of any one of the above;
the picking device is positioned between the two air chambers and is used for picking up red dates on the ground;
The pickup device includes: pick up support, conveying channel and regulating cylinder;
the picking support is hinged with the frame and can swing up and down relative to the frame;
the conveying channel is fixedly arranged on the pickup bracket and is used for sucking and conveying the red dates through air flow;
one end of the adjusting oil cylinder is hinged with the pickup bracket, and the other end of the adjusting oil cylinder is hinged with the rack; the adjusting oil cylinder stretches to adjust the swing angle of the pickup bracket;
The cleaning box comprises: the box body, the air closer and the rotary screen;
The box body is provided with an air inlet and an air outlet; the air inlet is communicated with the conveying channel; the air outlet is communicated with an air flow inlet of the fan;
A jujube outlet channel and a impurity outlet channel are sequentially arranged between the air inlet and the air outlet; the jujube outlet channel is positioned at the lower part of the box body and is used for discharging the red jujubes; the impurity outlet channel is positioned at the lower part of the box body and is used for discharging impurities;
the air closer is arranged on the impurity outlet channel to discharge impurities;
the drum screen is positioned at the air outlet so as to prevent impurities from passing through;
The jujube collecting basket is fixedly arranged on the frame and is positioned below the jujube outlet channel; the jujube collecting frame is communicated with the jujube outlet channel of the cleaning box and is used for collecting red jujubes;
and an air flow inlet of the fan is communicated with an air outlet of the box body.
Further, the method further comprises the following steps: an auxiliary strip collecting mechanism;
the auxiliary strip collecting mechanism is arranged at the rear part of the frame; the auxiliary collecting bar mechanism is communicated with the air flow outlet of the fan and is used for spraying air flow to the ground on two sides of the rack so as to spray the red dates which are not collected to two sides of the rack.
Further, the pickup device further includes: selecting teeth;
The picking teeth are fixedly arranged on the picking support; the number of the picking teeth is multiple; the picking teeth are arranged at intervals along the left-right direction of the picking support;
The picking teeth are positioned at the front end of the conveying channel and used for picking up red dates on the ground, so that the conveying channel can convey the red dates conveniently through air flow.
Further, a flow baffle is arranged in the cleaning box; the baffle plate can slide up and down in the cleaning box; the flow baffle is positioned between the jujube outlet channel and the impurity outlet channel.
Further, a guide wall is arranged in the cleaning box; the guide wall is positioned above the jujube outlet channel;
The guide wall extends to the curved surface towards the guide channel, so that the red dates entering the box body are guided to the date outlet channel to be discharged.
Further, the collecting bar bracket is hinged with the frame;
The picking support is hinged with the collecting bar support through a connecting rod; the pick-up support is driven to swing, and then the collecting bar support is driven to swing.
By means of the technical scheme, the red date harvester has at least the following advantages:
can collect the strip with the red date, be convenient for pick up to promote and pick up efficiency.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a red date harvester according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a single-sided red date strip collecting device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a pickup device in a red date harvester according to an embodiment of the invention;
FIG. 4 is a schematic view of a pick in a pickup device according to an embodiment of the present invention;
Fig. 5 is a schematic diagram of a cleaning box in a red date harvester according to an embodiment of the invention.
The figure shows:
1 is a frame, 2 is a red date strip collecting device, 2-1 is a strip collecting bracket, 2-2 is an air chamber, 2-21 is an air inlet, 3 is a picking device, 3-1 is a picking bracket, 3-2 is a conveying channel, 3-3 is a picking tooth, 4 is a cleaning box, 4-1 is a box body, 4-11 is an air inlet, 4-12 is an air outlet, 4-2 is a jujube outlet channel, 4-3 is a impurity outlet channel, 4-4 is an air closer, 4-5 is a drum screen, 5 is a fan, 6 is an auxiliary strip collecting mechanism, 7 is a travelling mechanism, and 8 is a jujube collecting basket.
Detailed Description
In order to further describe the technical means and effects adopted for achieving the preset aim of the invention, the following detailed description refers to the specific implementation, structure, characteristics and effects according to the application of the invention with reference to the accompanying drawings and preferred embodiments. In the following description, different "an embodiment" or "an embodiment" do not necessarily refer to the same embodiment. Furthermore, the particular features, structures, or characteristics of one or more embodiments may be combined in any suitable manner.
As shown in fig. 1 and 2, an embodiment of the present invention provides a red date strip collecting device 2 for blowing red dates on the ground into a strip shape to facilitate pickup; the device comprises a collecting strip bracket 2-1, an air chamber 2-2 and a fan 5; the collecting bar bracket 2-1 can be arranged on a frame 1 of the driving vehicle and is supported by the frame 1 to move; the collecting bar bracket 2-1 is positioned in front of the frame 1; when the vehicle moves forward, the collecting bar bracket 2-1 can be driven to move forward. The air chamber 2-2 is fixedly arranged on the collecting strip bracket 2-1; the number of the air chambers 2-2 is two; the two air chambers 2-2 are distributed on the left side and the right side of the frame 1; the air chambers 2-2 are provided with air nozzles for jetting air flow to the ground so as to purge the red dates on the ground to the middle parts of the two air chambers 2-2; the air chamber 2-2 is provided with an air inlet 2-21; the fan 5 is arranged on the frame 1; the air flow outlet of the fan 5 is communicated with the air inlets 2-21. The air flow provided by the air flow outlet of the fan 5 enters the air chamber 2-2 through the air inlet 2-21 of the air chamber 2-2, is guided by the air chamber 2-2 to be sprayed to the ground, and sweeps the red dates on the ground between the two air chambers 2-2, so that the red dates on the ground form a strip shape, and the red dates are convenient to pick up.
The embodiment of the invention provides a red date strip collecting device 2, which can collect red dates, is convenient to pick up and improves the pick-up efficiency.
As a preference of the above embodiment, the air flow of the air chamber 2-2 on one side sprayed to the ground is distributed in a stripe shape; the air flow sprayed to the ground by the two air chambers 2-2 is distributed in a V shape from back to front so as to purge the red dates on the ground gradually towards the middle of the two air chambers 2-2.
As a preferred embodiment, the collecting bar support 2-1 is arranged on the frame 1 and can swing up and down relative to the frame 1, so as to facilitate the adjustment of the height of the air chamber 2-2.
As preferable of the above embodiment, the gather strip holder 2-1 is two; the two collecting bar brackets 2-1 are symmetrically arranged at two sides of the frame 1; when the air chambers 2-2 on the two collecting bar brackets 2-1 swing downwards, the distance gradually increases so as to lower the air chambers 2-2 when working, the air chambers 2-2 are close to the ground and open to a preset width to spray air flow to the ground; when the operation is not needed, the air chambers 2-2 are lifted upwards, the distance between the two air chambers 2-2 is reduced, and the trafficability of the vehicle can be increased.
Referring to fig. 1 to 5, an embodiment of the present invention provides a red date harvester, comprising: the red date strip collecting device 2, the pickup device 3, the cleaning box 4 and the date collecting basket 8; the pickup device 3 is arranged on the frame 1; the frame 1 is also provided with a travelling mechanism 7; the travelling mechanism 7 is driven to drive the frame 1 to travel.
The pickup device 3 is positioned between the two air chambers 2-2 and is used for picking up red dates on the ground; the red dates are purged into strips by the red date collecting device 2 and then picked up by the picking device 3. The pickup device 3 includes: the device comprises a pickup bracket 3-1, a conveying channel 3-2 and an adjusting oil cylinder; the pickup bracket 3-1 is hinged with the frame 1 and can swing up and down relative to the frame 1; the conveying channel 3-2 is fixedly arranged on the pickup bracket 3-1 and is used for sucking and conveying the red dates through air flow; the transfer channel 3-2 may be provided integrally with the pickup bracket 3-1, or may be provided as the pickup bracket 3-1 through the rigid transfer channel 3-2. In the embodiment, the suction port at the front end of the conveying channel 3-2 is close to the ground so as to suck the red dates on the ground by air flow and convey the red dates to the cleaning box 4; alternatively, the pickup device 3 further includes: 3-3 of picking teeth; the picking teeth 3-3 are fixedly arranged on the picking support 3-1; the picking teeth 3-3 are of a curved rod-shaped structure so as to be convenient for picking up the red dates. The number of the picking teeth 3-3 is multiple; the plurality of picking teeth 3-3 are arranged at intervals along the left-right direction of the picking support 3-1; the picking teeth 3-3 are positioned at the front end of the conveying channel 3-2 and are used for picking up red dates on the ground, so that the conveying channel 3-2 can conveniently suck and convey the red dates through air flow. The conveying channel 3-2 sucks the red date picked up by the picking teeth 3-3 and conveys the red date to the cleaning box 4. One end of the adjusting oil cylinder is hinged with the pickup bracket 3-1, and the other end is hinged with the frame 1; the adjusting oil cylinder stretches to adjust the swing angle of the pickup bracket 3-1, so as to adjust the height of the front end of the conveying channel 3-2; in another embodiment the height of the teeth 3-3 may be adjusted.
The purge bin 4 includes: the box body 4-1, the air closer 4-4 and the rotary screen 4-5; the box body 4-1 is provided with an air inlet 4-11 and an air outlet 4-12; the air inlet 4-11 is communicated with the conveying channel 3-2; the air outlets 4-12 are communicated with an air flow inlet of the fan 5; the fan 5 is communicated with the conveying channel 3-2 through the box body 4-1; to suck the red dates of the conveying channel 3-2.
A jujube outlet channel 4-2 and a impurity outlet channel 4-3 are sequentially arranged between the air inlet 4-11 and the air outlet 4-12; the jujube outlet channel 4-2 is positioned at the lower part of the box body 4-1 and is used for discharging the red jujubes; the impurity outlet channel 4-3 is positioned at the lower part of the box body 4-1 and is used for discharging impurities; the red dates entering the box body 4-1 through the conveying channel 3-2 fall into the jujube discharging channel 4-2 under the action of gravity and fall into the jujube collecting frame through the jujube discharging channel 4-2; the jujube collecting basket 8 is arranged in a closed manner, so that air flow can be prevented from entering.
The air closer 4-4 is arranged on the impurity outlet channel 4-3 to discharge impurities; when the impurities are discharged, the air flow is prevented from entering. The rotary screen 4-5 is positioned at the air outlet 4-12 to prevent impurities from passing through; the impurities are dropped into the impurity discharging passage 4-3 to be discharged. The rotary screen 4-5 is driven to rotate by a motor or a motor to avoid blockage, and a impurity cleaning plate is arranged on one side of the rotary screen 4-5 to clean impurities on the rotary screen 4-5 and fixedly arranged on the box body 4-1.
The jujube collecting basket 8 is fixedly arranged on the frame 1 and is positioned below the jujube outlet channel 4-2; the jujube collecting basket 8 is communicated with the jujube outlet channel 4-2 of the cleaning box 4 and is used for collecting red jujubes;
The fan 5 is fixedly arranged on the frame 1; the air inlet of the blower 5 communicates with the air outlet 4-12 of the housing 4-1 to form a suction effect on the conveying passage 3-2 through the housing 4-1. The fan 5 is driven by the engine, the airflow flowing out of the airflow outlet of the fan 5 is divided into a front path and a rear path, the front path airflow flows to the red date strip collecting device 2, and the rear path airflow flows to the auxiliary strip collecting mechanism 6.
The embodiment of the invention provides a red date harvester, which can collect red dates, is convenient to pick up, so that the picking efficiency is improved, and the coverage area required by a picking device 3 is narrower, so that the picking effect can be improved.
The embodiment of the invention provides a red date harvester, which can collect and pick up red dates at one time by sucking and picking up the red dates by negative pressure after collecting the red dates by air blowing.
As a preference of the above embodiment, an embodiment of the present invention provides a red date harvester further including: an auxiliary strip collecting mechanism 6; the auxiliary strip collecting mechanism 6 is arranged at the rear part of the frame 1; the auxiliary strip collecting mechanism 6 is communicated with an air flow outlet of the fan 5 and is used for spraying air flow to the ground on two sides of the frame 1 so as to spray red dates which are not collected to two sides of the frame 1, and sweep the red dates near the root of the jujube tree, so that the next collection is facilitated.
As a preferable example of the above embodiment, a baffle plate is provided in the purge tank 4; the baffle plate can slide up and down in the cleaning box 4; the baffle plate is positioned between the jujube outlet channel 4-2 and the impurity outlet channel 4-3, so that the materials entering the jujube outlet channel 4-2 and the impurity outlet channel 4-3 can be regulated by regulating the height of the baffle plate.
As a preference to the above embodiment, the inside of the purge bin 4 is provided with a deflector wall; the guide wall is positioned above the jujube outlet channel 4-2; the guide wall extends to the curved surface towards the guide channel, so that the red dates entering the box body 4-1 are guided to the date discharging channel 4-2 to be discharged.
As a preference of the above embodiment, the gather strip holder 2-1 is hinged with the frame 1; the pick-up bracket 3-1 is hinged with the collecting bar bracket 2-1 through a connecting rod; the pickup bracket 3-1 is driven to swing, so that the collecting bar bracket 2-1 is driven to swing, and the operation is simple and convenient.
Preferably, the auxiliary collecting bar mechanism 6 is a laval nozzle which sprays air flow to two sides of the frame 1. The two Laval nozzles are arranged in an splayed manner on a plane perpendicular to the ground, so that ground red dates can be conveniently purged, and the two Laval nozzles have a certain inclination angle and can be used for blowing the red dates which are missed and root parts of the jujube trees to adjacent jujube rows.
When the air conditioner works, the fan 5 is driven by the engine to generate negative pressure at the air inlet and positive pressure at the air outlet, the air flow flowing out of the air outlet of the fan 5 is divided into a front air flow and a rear air flow, the front air flow is divided into two air flows, the two air flows enter the two air chambers 2-2 respectively, the air flows are converted into strip-shaped air curtains through the air chambers 2-2, and scattered red dates, impurities and the like are blown to the middle of a tree row by the air curtains. The V-shaped air curtain is guided by the ground to form a rotational flow, so that impurities with light specific gravity can be cleaned; along with the advancing of the machine, the red dates picked up by the picking teeth 3-3 of the pick-up device 3 are piled up and gathered on the picking teeth 3-3 and then sucked into the cleaning box 4 under the action of negative pressure air flow of the conveying channel 3-2, the cleaning box 4 cleans by utilizing the difference of the characteristics of the air flow of the red dates and the impurity, the red dates fall into a date collecting frame through the date discharging channel 4-2, and the impurity is discharged after being transferred to the baffle action range of the air closer 4-4 by the rotary drum screen 4-5.
Further, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, with these terms only being used to distinguish one element from another. Without departing from the scope of the exemplary embodiments. Similarly, neither element nor element two is a sequence of elements only intended to distinguish one element from another element. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention in any way, but any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010176826.9A CN111226605B (en) | 2020-03-13 | 2020-03-13 | A red date harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010176826.9A CN111226605B (en) | 2020-03-13 | 2020-03-13 | A red date harvester |
Publications (2)
| Publication Number | Publication Date |
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| CN111226605A CN111226605A (en) | 2020-06-05 |
| CN111226605B true CN111226605B (en) | 2024-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010176826.9A Active CN111226605B (en) | 2020-03-13 | 2020-03-13 | A red date harvester |
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| CN (1) | CN111226605B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113748849B (en) * | 2021-09-30 | 2022-06-21 | 新疆农业大学 | Ground red date harvester |
| CN114175928A (en) * | 2021-12-07 | 2022-03-15 | 塔里木大学 | Pneumatic type ground red date strip collecting and harvesting all-in-one machine |
| CN115226498A (en) * | 2022-08-09 | 2022-10-25 | 新疆理工学院 | A landing red jujube picker based on bionic mechanism |
| CN115250750A (en) * | 2022-08-18 | 2022-11-01 | 石河子大学 | Pickup attachment and machine is picked up to red date |
| CN116548181A (en) * | 2023-05-08 | 2023-08-08 | 新疆农业科学院农业机械化研究所 | A hanging orchard blowing and collecting machine |
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| Publication number | Publication date |
|---|---|
| CN111226605A (en) | 2020-06-05 |
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