CN108496572B

CN108496572B - Portable jujube picking and separating device

Info

Publication number: CN108496572B
Application number: CN201810600161.2A
Authority: CN
Inventors: 张庆
Original assignee: Hubei University of Education
Current assignee: Hubei University of Education
Priority date: 2018-06-12
Filing date: 2018-06-12
Publication date: 2023-03-10
Anticipated expiration: 2038-06-12
Also published as: CN108496572A

Abstract

The invention relates to a portable jujube picking and separating device, which is characterized in that: the device comprises a shell, a cover body, a suction pipe, a suction head, a micro controller, an electronic timer, a base, a movable frame body, braces, a control switch and a power supply; the shell is of a hollow cylinder structure, a first cavity and a second cavity which are connected in series are arranged in the shell, funnel-shaped through pipes are sleeved in the lower ends of the first cavity and the second cavity respectively, and the through pipes comprise a first through pipe sleeved in the first cavity and a second through pipe sleeved in the second cavity; the bottom ends of the first through pipe and the second through pipe are respectively provided with an electromagnetic valve device; the cover body covers the top end of the shell, and a fan is arranged in the cover body; the suction pipe is positioned at the upper end of the side edge of the shell; the micro controller is connected with the electronic timer; the base is connected with the lower end of the second cavity. The electromagnetic valve is matched with the electromagnetic valve device, the automatic opening and closing of the cavity is controlled by the electronic timer and the microcontroller, and meanwhile, the continuous work of the cavity is ensured on the premise of sealing.

Description

Portable jujube picking and separating device

Technical Field

The invention relates to a portable jujube picking and separating device.

Background

The red date planting area in south Xinjiang is rapidly increased, huge economic benefits are brought to farmers, due to the rapid development of the forest and fruit industry, the planting scale in various regions is large, a large amount of labor is required to be invested to complete fruit harvesting in each harvesting season, and after 3-5 years, after newly planted fruit trees enter the full-bearing period, the fruit harvesting operation can directly influence the fruit quality and cause a large amount of loss due to labor shortage and untimely harvesting.

Disclosure of Invention

In view of the above, the present invention is directed to a portable jujube picking and separating device to solve at least one aspect of the above problems.

The technical scheme adopted for realizing the purpose of the invention is as follows: the utility model provides a branch device is picked up to portable jujube which characterized in that: the device comprises a shell, a cover body, a suction pipe, a suction head, a micro controller, an electronic timer, a base, a movable frame body, braces, a control switch and a power supply; the shell is of a hollow cylinder structure, a first cavity and a second cavity which are connected in series are arranged in the shell, the first cavity is positioned at the upper end in the shell, the second cavity is positioned at the lower end of the first cavity, wall holes communicated with a straw are formed in the side edge of the first cavity, funnel-shaped through pipes are sleeved in the lower ends of the first cavity and the second cavity respectively, the through pipes comprise a first through pipe sleeved in the first cavity and a second through pipe sleeved in the second cavity, vent holes communicated with the upper cavity and the lower cavity are formed in the side walls of the first through pipe and the second through pipe respectively, electromagnetic valves are arranged in the vent holes, and the input ends of the electromagnetic valves are connected with corresponding electronic timers; the bottom ends of the first through pipe and the second through pipe are respectively provided with an electromagnetic valve device; the cover body covers the top end of the shell, and a fan is arranged in the cover body; the suction pipe is positioned at the upper end of the side edge of the shell, one end of the suction pipe is communicated with the first cavity in the shell, and the other end of the suction pipe is connected with the suction head; the suction head is funnel-shaped; the microcontroller is connected with an electronic timer; the electronic timers are respectively connected with the corresponding electromagnetic valves and the electromagnetic valve devices; the base is connected with the lower end of the second cavity; the movable frame body is connected to the lower end of the base; the braces are connected to the movable frame body; the control switch is positioned on the outer surface of the shell; the power supply is positioned on the outer side of the shell.

Furthermore, the electromagnetic valve device comprises a spring valve and an electromagnet; the spring valve is hinged to the bottom ends of the first through pipe and the second through pipe; the electromagnet is connected to the outer wall of the through pipe on the side edge of the spring valve, and the output end of the electromagnet is connected with the spring valve.

Furthermore, the spring valve comprises a rotating plate, a rotating shaft, a return spring and a permanent magnet which are integrally formed; one end of the rotating plate is a cylindrical cover plate which is covered with the bottom end of the through pipe, the other end of the rotating plate is a cuboid connecting plate which is attracted with the electromagnet, the cover plate and the connecting plate are fixed at an included angle of more than 90 degrees, a shaft hole which is sleeved with the rotating shaft is also arranged between the cover plate and the connecting plate, and an opening for connecting a reset spring is arranged in the middle of the shaft hole; the rotating shaft is sleeved in the shaft hole of the rotating plate, and two end parts of the rotating shaft are respectively connected to the bottom ends of the through pipes; the reset spring is positioned in the opening of the shaft hole, the rotating shaft is sleeved with the reset spring, one end of the reset spring is connected with the change, and the other end of the reset spring is connected with the connecting plate; the permanent magnet is fixed on the surface of one end of the connecting plate, which is close to the electromagnet, and the position of the permanent magnet corresponds to that of the electromagnet.

Further, a first filter screen and a wind shield for absorbing dust are arranged in the first cavity.

Further, first filter screen laminating at the inner wall of first cavity, first filter screen is piled up by a plurality of asbestos gauge and is formed.

Furthermore, the wind shield is located at the lower end of the inner wall of the first cavity and is of an arch structure, and the length and the width of the wind shield are both smaller than the diameter of the first cavity.

Further, the base be the square structure of fretwork, the second cavity is located the base of fretwork, and second cavity bottom is connected with the base upper end, still is equipped with the container that is used for collecting the jujube in the base, the entry of container is located the lower extreme that the second cavity exports.

Furthermore, the side of the base is also provided with a fan for blowing dust and sundries.

Furthermore, the fan is positioned on the side edge of the outlet of the through pipe in the second cavity.

Furthermore, the movable frame is of an isosceles triangle structure, and a support rod for fixing the base is further arranged on the surface of the movable frame.

Furthermore, the moving frame is respectively provided with a universal wheel and two supporting wheels.

Furthermore, the universal wheel is positioned on the intersection point of the isosceles sides of the movable frame, and the two supporting wheels are respectively connected to the two ends of the bottom side of the movable frame.

Furthermore, the middle position of the suction pipe is connected by a straight pipe communicated with the middle.

Further, the bottom end of the cover body is also provided with a second filter screen.

Furthermore, the fan has power of 2000W and airflow of 106L/s.

The invention has the beneficial effects that:

1. the electromagnetic valve is matched with an electromagnetic valve device for use, the cavity is controlled to be automatically opened and closed through an electronic timer and a microcontroller, and meanwhile, the cavity is ensured to continuously work on the premise of sealing;

2. the serial structure of the two cavities ensures that the suction and the separation of the red dates are carried out uninterruptedly;

3. the three-wheel mechanism with the front wheel matched with the rear wheel ensures that the device can be stopped along with follow-up, and is flexible and controllable;

4. the arch deep bead forms quiet wind district in the below, prevents that leaf and jujube from because circling round in the cavity, blockking up the air inlet, picks up and divides the work to go on, cooperates the filter screen simultaneously, prevents that the dust from getting into upper portion fan.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic view of the pipe structure.

Fig. 4 is a schematic diagram of a spring valve structure.

Fig. 5 is a schematic view of a base structure.

FIG. 6 is a top view of the movable stand.

Fig. 7 is a schematic view of the internal structure of the first chamber.

FIG. 8 is a circuit diagram of the present invention.

In the figure, 1-a fan, 2-a cover body, 3-a shell, 4-a suction pipe, 5-a suction head, 6-a moving frame, 7-a fan, 8-a base, 9-a second cavity, 10-a through pipe, 11-a first cavity, 12-a first through pipe, 13-a second through pipe, 14-a supporting wheel, 15-a universal wheel, 16-an electromagnet, 17-a spring valve, 18-an electromagnetic valve, 19-a permanent magnet, 20-a connecting plate, 21-an axle hole, 22-a cover plate, 23-a supporting rod, 24-a wind shield, 25-a wall hole and 26-a first filter screen.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Fig. 1-8 schematically show the structure of a portable jujube picking-up and separating device according to an embodiment of the invention.

As shown in fig. 1-8, a portable jujube picking and separating device is characterized in that: the device comprises a shell, a cover body, a suction pipe, a suction head, a micro controller, an electronic timer, a base, a movable frame body, braces, a control switch and a power supply; the shell is of a hollow cylinder structure, a first cavity and a second cavity which are connected in series are arranged in the shell, the first cavity is positioned at the upper end inside the shell, the second cavity is positioned at the lower end inside the first cavity, wall holes communicated with a straw are formed in the side edge of the first cavity, funnel-shaped through pipes are respectively sleeved inside the lower ends of the first cavity and the second cavity and comprise a first through pipe sleeved in the first cavity and a second through pipe sleeved in the second cavity, air holes communicated with the upper cavity and the lower cavity are respectively formed in the side walls of the first through pipe and the second through pipe, electromagnetic valves are arranged in the air holes, and the input ends of the electromagnetic valves are connected with corresponding electronic timers; the bottom ends of the first through pipe and the second through pipe are respectively provided with an electromagnetic valve device; the cover body covers the top end of the shell, and a fan is arranged in the cover body; the suction pipe is positioned at the upper end of the side edge of the shell, one end of the suction pipe is communicated with the first cavity in the shell, and the other end of the suction pipe is connected with the suction head; the suction head is funnel-shaped; the microcontroller is connected with an electronic timer; the electronic timers are respectively connected with the corresponding electromagnetic valves and the electromagnetic valve devices; the base is connected with the lower end of the second cavity; the movable frame body is connected to the lower end of the base; the braces are connected to the movable frame body; the control switch is positioned on the outer surface of the shell; the power supply is positioned on the outer side of the shell.

As shown in fig. 1, 2 and 3, the electromagnetic valve device comprises a spring valve and an electromagnet; the spring valve is hinged to the bottom ends of the first through pipe and the second through pipe; the electromagnet is connected to the outer wall of the through pipe on the side edge of the spring valve, and the output end of the electromagnet is connected with the spring valve.

As shown in fig. 1, 2, 3 and 4, the spring valve includes a rotating plate, a rotating shaft, a return spring and a permanent magnet which are integrally formed; one end of the rotating plate is a cylindrical cover plate which is covered with the bottom end of the through pipe, the other end of the rotating plate is a cuboid connecting plate which is sucked with the electromagnet, the cover plate and the connecting plate are fixed at an included angle of more than 90 degrees, a shaft hole which is used for sleeving the rotating shaft is also arranged between the cover plate and the connecting plate, and an opening which is used for connecting a reset spring is arranged in the middle of the shaft hole; the rotating shaft is sleeved in the shaft hole of the rotating plate, and two end parts of the rotating shaft are respectively connected to the bottom ends of the through pipes; the reset spring is positioned in the opening of the shaft hole, the rotating shaft is sleeved with the reset spring, one end of the reset spring is connected with the change, and the other end of the reset spring is connected with the connecting plate; the permanent magnet is fixed on the surface of one end of the connecting plate, which is close to the electromagnet, and the position of the permanent magnet corresponds to that of the electromagnet.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the spring valve is in a normally closed state under the elastic force of the return spring, when the electromagnet is powered on, the electromagnet generates a magnetic field to attract and attract the permanent magnet on the connecting plate, so that the cover plate is driven to rotate downwards, and the jujubes in the cavity fall out of the cavity; when the electromagnet is powered off, the electromagnet does not generate a magnetic field, and the cover plate rotates to a normally closed state under the elastic action of the return spring, so that the bottom end of the cavity is closed.

As shown in fig. 1, 2, 3, 4 and 8, when the vacuum cleaner works, the electromagnetic valves and the spring valves of the first cavity and the second cavity are both in a normally closed state, the control button is firstly pressed to start the fan, so that air in the first cavity is pumped out, air in the suction head part at the front end of the fan is continuously supplemented with air in the fan, instantaneous vacuum is generated in the first cavity, negative pressure difference is formed, and the first cavity sucks the jujubes in the field together with sundries such as branches and leaves into the first cavity through the suction head communicated with the suction pipe.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 8, when the time reaches a set value, the electronic timer controls the electromagnetic valve on the first cavity to be powered on and opened, the air in the second cavity rapidly enters the first cavity, so that the air pressures in the first cavity and the second cavity are balanced, then the electronic timer controls the electromagnet of the first cavity to be powered on to drive the spring valve to be opened, and the dates enter the second cavity.

As shown in fig. 1, 2, 3, 4 and 8, when the electronic timer controls the opening time of the spring valve of the first cavity to reach the set time, the electronic timer controls the power-off of the electromagnet and the electromagnetic valve on the first cavity, so that the spring valve connected with the first cavity is restored to the closed state under the elastic force of the spring, at the moment, the electronic timer controls the opening of the electromagnetic valve on the second cavity, so that after the air pressure in the second cavity is balanced with the external atmospheric pressure, and the opening time of the electromagnetic valve reaches the set time, the electromagnet of the electronic timer controls the power-on of the electromagnet of the second cavity to drive the spring valve to open, and the jujube and the sundries continuously fall under the action of gravity; when the electronic timer is opened to the set time through the electromagnet control spring valve, the electromagnet of the electronic timer control second cavity is powered off to drive the spring valve to be closed and control the electromagnetic valve on the second cavity to be powered off and closed, so that the circulation of one work is completed, after one work cycle is completed, the micro controller controls the electronic timer to enter the next circulation, and therefore the jujube can be collected sustainably.

As shown in fig. 1, 2, 3 and 7, a first filter screen and a wind deflector for absorbing dust are further disposed in the first cavity.

As shown in fig. 1, 2, 3 and 7, the first filter screen is attached to the inner wall of the first cavity, and the first filter screen is formed by stacking asbestos meshes.

As shown in fig. 1, 2, 3 and 7, the wind deflector is located at the lower end of the wind avoiding hole in the inner wall of the first cavity, the wind deflector is in an arched structure, and the length and the width of the wind deflector are both smaller than the diameter of the first cavity.

As shown in fig. 1, 2, 3, and 7, the first filter screen is used for absorbing dust and impurities in the first cavity, so as to prevent the dust and the impurities from entering the fan or the second cavity.

As shown in fig. 1, 2, 3 and 7, the arched wind shield inside the first cavity forms a quiet zone below the wind shield, so that leaves and dates are prevented from being prevented from falling to the second cavity due to the fact that the leaves and the dates are coiled in the first cavity.

As shown in fig. 1, fig. 2, fig. 3 and fig. 5, the base is a hollow square structure, the second cavity is located in the hollow base, the bottom end of the second cavity is connected with the upper end of the base, a container for collecting jujubes is further arranged in the base, and the inlet of the container is located at the lower end of the outlet of the second cavity.

As shown in fig. 1, 2, 3 and 5, a fan for blowing dust and impurities is further disposed at a side of the base.

As shown in fig. 1, 2, 3 and 5, the fan is located at the side of the outlet of the duct in the second chamber.

As shown in fig. 1, 2, 3 and 5, the dates in the second cavity fall through the spring valve, and the fan blows the fallen dates in the falling process, so that dust or impurities with the mass smaller than that of the dates are blown to one side, the dust or impurities are prevented from being mixed into the dates, and the dates blown by the fan fall into a collecting container, so that the dates are collected; when the jujube in the container is fully collected, the collecting container is replaced.

As shown in fig. 1, 2, 3, 5 and 6, the movable stand is in an isosceles triangle structure, and a support rod for fixing the base is further disposed on the surface of the movable stand.

As shown in fig. 1, 2, 3, 5 and 6, the moving frame is provided with a universal wheel and two supporting wheels respectively.

As shown in fig. 1, 2, 3, 5 and 6, the universal wheels are located at the intersection point of the isosceles sides of the movable frame, and the two support wheels are respectively connected to the two ends of the bottom side of the movable frame.

As shown in fig. 1, fig. 2, fig. 3, fig. 5 and fig. 6, when the shell needs to be moved, the movement of the moving frame is pulled by the straps, so that the movement of the whole device is driven, the movement of the device driven by the pulling of both hands is avoided, the fan is away from the human body by a certain distance, the influence on the health of a user due to the overlarge noise of the fan is avoided, and the triangular moving frame is more favorable for the stability of the device in the moving process.

As shown in fig. 1-8, the middle position of the suction pipe is connected by a straight pipe which is hollow, so that the jujubes can smoothly enter the first cavity, and the problem that the jujubes cannot be sucked due to knotting of the suction pipe is avoided.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that at least one of the variations and modifications can be made without departing from the inventive concept herein, and it is intended to cover all such modifications and variations as fall within the scope of the invention.

Claims

1. The utility model provides a branch device is picked up to portable jujube which characterized in that: the device comprises a shell, a cover body, a suction pipe, a suction head, a micro controller, an electronic timer, a base, a movable frame body, braces, a control switch and a power supply; the shell is of a hollow cylinder structure, a first cavity and a second cavity which are connected in series are arranged in the shell, the first cavity is positioned at the upper end in the shell, the second cavity is positioned at the lower end of the first cavity, wall holes communicated with a straw are formed in the side edge of the first cavity, funnel-shaped through pipes are sleeved in the lower ends of the first cavity and the second cavity respectively, the through pipes comprise a first through pipe sleeved in the first cavity and a second through pipe sleeved in the second cavity, vent holes communicated with the upper cavity and the lower cavity are formed in the side walls of the first through pipe and the second through pipe respectively, electromagnetic valves are arranged in the vent holes, and the input ends of the electromagnetic valves are connected with corresponding electronic timers; the bottom ends of the first through pipe and the second through pipe are respectively provided with an electromagnetic valve device; the cover body covers the top end of the shell, and a fan is arranged in the cover body; the suction pipe is positioned at the upper end of the side edge of the shell, one end of the suction pipe is communicated with the first cavity in the shell, and the other end of the suction pipe is connected with the suction head; the suction head is funnel-shaped; the micro controller is connected with an electronic timer; the electronic timers are respectively connected with the corresponding electromagnetic valves and the electromagnetic valve devices; the base is connected with the lower end of the second cavity; the movable frame body is connected to the lower end of the base; the straps are connected to the movable frame body; the control switch is positioned on the outer surface of the shell; the power supply is positioned on the outer side edge of the shell;

the electromagnetic valve device comprises a spring valve and an electromagnet; the spring valve is hinged to the bottom ends of the first through pipe and the second through pipe; the electromagnet is connected to the outer wall of the through pipe on the side edge of the spring valve, and the output end of the electromagnet is connected with the spring valve;

the spring valve comprises a rotating plate, a rotating shaft, a return spring and a permanent magnet which are integrally formed; one end of the rotating plate is a cylindrical cover plate which is covered with the bottom end of the through pipe, the other end of the rotating plate is a cuboid connecting plate which is attracted with the electromagnet, the cover plate and the connecting plate are fixed at an included angle of more than 90 degrees, a shaft hole which is sleeved with the rotating shaft is also arranged between the cover plate and the connecting plate, and an opening for connecting a reset spring is arranged in the middle of the shaft hole; the rotating shaft is sleeved in the shaft hole of the rotating plate, and two end parts of the rotating shaft are respectively connected to the bottom ends of the through pipes; the reset spring is positioned in the opening of the shaft hole, the rotating shaft is sleeved with the reset spring, one end of the reset spring is connected with the change, and the other end of the reset spring is connected with the connecting plate; the permanent magnet is fixed on the surface of one end of the connecting plate, which is close to the electromagnet, and the position of the permanent magnet corresponds to that of the electromagnet;

a first filter screen and a wind shield for absorbing dust are arranged in the first cavity; the first filter screen is attached to the inner wall of the first cavity and is formed by stacking a plurality of asbestos meshes; the wind shield is located at the lower end of the wind shield hole in the inner wall of the first cavity and is of an arch structure, and the length and the width of the wind shield are smaller than the diameter of the first cavity.

2. The portable jujube picking and separating device according to claim 1, wherein: the base be the square structure of fretwork, the second cavity is located the base of fretwork, and second cavity bottom is connected with the base upper end, still is equipped with the container that is used for collecting the jujube in the base, the entry of container is located the lower extreme that the second cavity exported.

3. The portable jujube picking and separating device according to claim 1, wherein: the side of the base is also provided with a fan for blowing dust and sundries; the fan is positioned on the side edge of the outlet of the through pipe in the second cavity.

4. The portable jujube picking and separating device according to claim 1, wherein: the movable frame body is in an isosceles triangle structure, and a support rod for fixing the base is further arranged on the surface of the movable frame body; the movable frame body is respectively provided with a universal wheel and two supporting wheels.

5. The portable jujube picking and separating device according to claim 4, wherein: the universal wheels are positioned on the intersection point of the isosceles sides of the movable frame body, and the two supporting wheels are respectively connected to the two ends of the bottom edge of the movable frame body.

6. The portable jujube picking and separating device according to claim 1, wherein: the middle position of the suction pipe is connected by a straight pipe which is communicated with the middle.

7. The portable jujube picking and separating device according to claim 1, wherein: the bottom end of the cover body is also provided with a second filter screen; the fan is a fan with the power of 2000W and the airflow of 106 liters/second.