CN105103793A

CN105103793A - Pneumatic agricultural and forestal fruit picking device

Info

Publication number: CN105103793A
Application number: CN201510477910.3A
Authority: CN
Inventors: 马人欢
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-07
Filing date: 2015-08-07
Publication date: 2015-12-02
Also published as: CN106818052A

Abstract

The invention provides a pneumatic agricultural and forestal fruit picking device which comprises a bowl cover and a strut connected to the bottom of the bowl cover. The bowl cover is provided with an inner cavity; communication holes communicated to the inner cavity are distributed on the inner side wall of the bowl cover; the strut comprises a section of screw which is fixedly combined to the bowl cover and is provided with an axial airway and a section of screw tube matched with the screw; the airway of the screw is communicated to a deformable rubber bag arranged in the inner cavity; the screw tube is communicated to an air source. The picking device can be used for easily picking fruits with various sizes in one step and has high picking efficiency.

Description

Pneumatic type agricultural device for picking fruit

Technical field

The present invention relates to agriculture and forestry machinery field, especially, is a kind of device for picking fruit.

Background technology

At present in agricultural picking fruit field, for the fruit that growing height is higher, the main mode of heavy-duty machines harvesting or manual harvesting that adopts is plucked.Wherein the flexibility of machine harvest is poor, and disposable input cost is larger; Picked by hand then mainly adopts picked by hand device to pluck, and picking device mainly comprises straight-bar and bowl cover, by straight-bar, bowl cover is stretched to eminence, and is held by fruit, and twisting straight-bar can by under fruit.But this kind of picked by hand device is fixing due to the hood-shaped shape of bowl, and for the fruit of different size, be difficult to reliably they be held, even if held, during twisting, relative bowl cover moves by fruit, make it be difficult to depart from cane, therefore, its harvesting effect is lower.

Summary of the invention

For the problems referred to above, the object of the present invention is to provide a kind of pneumatic type agricultural device for picking fruit, this picking device a step can easily win the fruit of various sizes, has higher picking efficiency.

The technical scheme that actualizing technology object of the present invention adopts is: this pneumatic type agricultural device for picking fruit comprises the pole bottom bowl cover and connecting bowl cover; Described bowl cover has an inner chamber, and the madial wall of described bowl cover is distributed with the intercommunicating pore being communicated in described inner chamber; Described pole comprises the screw rod with axial air flue that a section is consolidated in bowl cover, and one section of screwed pipe being matched with described screw rod; The air flue of described screw rod be communicated to be located in described inner chamber can deformation rubber bulb; Described screwed pipe is communicated to source of the gas.

As preferably, described source of the gas comprises cylinder, and one end of described cylinder is by screwed pipe described in soft pipe connection, and the other end is communicated with extraneous; Described piston is supported by piston rod, and described piston rod directly connects pressure cap, or is connected to leverage.

As preferably, connection one end, described screwed pipe lower end stereoplasm tube, be provided with the extension spring coaxial with stereoplasm tube in described stereoplasm tube, one end and the stereoplasm tube of described extension spring fix, and the other end and described screw rod fix; Make screw rod after doing screw motion, can reset rapidly and exactly.

As preferably, be also connected in series one section of flexible pipe in described stereoplasm tube, the suppleness of described flexible pipe has following features: have no result in real time in described bowl cover, and it is obviously bending that the deadweight of each several part above flexible pipe cannot make flexible pipe occur; When described bowl cover Neto has fruit, the weight comprising each several part of fruit above flexible pipe makes flexible pipe produce at least 90 ° bending.Further, described flexible pipe comprises the male-pipe at one section of flexible hose and these flexible hose two ends, two sections of male-pipes mates respectively a rotating nut, connects a spring between two rotating nuts.

Beneficial effect of the present invention is: this pneumatic type agricultural device for picking fruit is when plucking the fruit of eminence, only bowl cover need be reached fruit place, fruit is held, then by source of the gas, the rubber bulb in bowl cover is inflated, make it expand and pass the intercommunicating pore on the madial wall of bowl cover, parcel and extruding are formed to fruit surface, fruit is firmly bottled up; Now, owing to being subject to the stop of fruit, rubber bulb is difficult to continue deformation, make to form axis atmospheric pressure upwards in described screw rod, this atmospheric pressure lead-screw axially moves, in this process, by the constraint of screw thread pair, screw rod drives bowl cover to rotate, and just the stem of fruit is twisted into two parts; As can be seen here, a step pressurization inflation action of source of the gas, can realize the parcel of fruit simultaneously and twist into two parts effect, picking efficiency is improved significantly.

Accompanying drawing explanation

Fig. 1 is an embodiment schematic diagram of this pneumatic type agricultural device for picking fruit.

Fig. 2 is in this pneumatic type agricultural device for picking fruit, an embodiment schematic diagram of source of the gas.

Fig. 3 is in this pneumatic type agricultural device for picking fruit, an embodiment schematic diagram of flexible pipe.

Embodiment

Below in conjunction with drawings and Examples, the present invention is further described:

In the embodiment shown in fig. 1, this pneumatic type agricultural device for picking fruit comprises the pole bottom bowl cover 1 and connecting bowl cover; Described bowl cover 1 has an inner chamber, the madial wall of described bowl cover 1 is distributed with the intercommunicating pore 10 being communicated in described inner chamber; Described pole comprises the screw rod 21 with axial air flue that a section is consolidated in bowl cover, and one section of screwed pipe 22 being matched with described screw rod; The air flue of described screw rod 21 be communicated to be located in described inner chamber can deformation rubber bulb 3; Described screwed pipe 22 is communicated to source of the gas 5.

Above-mentioned picking device, the screw thread pair that described screw rod 21, screwed pipe 22 are formed only needs to comprise 4 ~ 5 pitch, fruit cane easily can be twisted 2 ~ 3 weeks, be enough to cane to be twisted into two parts.

In the present embodiment, connection one end, described screwed pipe 22 lower end stereoplasm tube 23, be provided with the extension spring 4 coaxial with stereoplasm tube in described stereoplasm tube 23, one end and the stereoplasm tube 23 of described extension spring 4 fix, and the end of the other end and described screw rod 21 fixes; Make screw rod 21 after doing screw motion, can reset rapidly and exactly; Namely after removing bleed pressure, described rubber bulb 3 shrinks, and described screw rod 21 automatic rotation falls to resetting, to improve the reliability of screw reset, and the automaticity of further raising system.

An embodiment of described source of the gas 5 as shown in Figure 2, comprises cylinder 5, and one end of described cylinder 5 is communicated with described stereoplasm tube 23 and screwed pipe 22 by flexible pipe (not shown), and the other end is communicated with extraneous; Described piston 51 is supported by piston rod 511; In the present embodiment, described piston rod 511 directly connects pressure cap 512, is exerted pressure, can promote piston 51 by manual to pressure cap 512.Certainly, described piston rod 511 also can be connected to leverage, to make pressurization more laborsaving; The version of leverage is various, if sprayer pressure lever mechanism is exactly a kind of typical case, due to the place of not creativeness of the present invention, therefore repeats no more.

In this picking device, be an airtight space between described cylinder 5, screwed pipe 22, rubber bulb 3, air moves back and forth in this confined space.

Above-mentioned pneumatic type agricultural device for picking fruit is when plucking the fruit of eminence, only bowl need be covered 1 reaches fruit place, fruit is held, then by source of the gas 5, the rubber bulb 3 in bowl cover is inflated, make it expand and pass the intercommunicating pore 10 on the madial wall of bowl cover, parcel and extruding are formed to fruit surface, fruit is firmly bottled up; Now, owing to being subject to the stop of fruit, rubber bulb 3 is difficult to continue deformation, make to form axis atmospheric pressure upwards in described screw rod 21, this atmospheric pressure lead-screw 21 axially moves, in this process, by the constraint of screw thread pair, screw rod 21 drives bowl cover 1 to rotate, and just the stem of fruit is twisted into two parts; As can be seen here, a step pressurization inflation action of source of the gas 5, can realize the parcel of fruit simultaneously and twist into two parts effect, picking efficiency is improved significantly.

In addition, except the embodiment shown in Fig. 1, can also be connected in series one section of flexible pipe in described stereoplasm tube 23, the suppleness of described flexible pipe has following features: have no result in real time in described bowl cover 1, and the deadweight of each several part above flexible pipe cannot make flexible pipe occur obviously to bend; When described bowl covers (refer to that fruit departs from cane, its weight acts on bowl cover 1 completely) when 1 Neto has a fruit, the weight comprising each several part of fruit above flexible pipe makes flexible pipe produce at least 90 ° bending.

According to this feature, the obvious advantage obtained is that before fruit is not won, bowl cover 1 is upward, can hold fruit; And fruit is once be won, the weight of fruit just acts on bowl cover 1 completely, and now, flexible pipe is downwards bending, just bowl can be thrown to below by the fruit covered in 1, makes it to be easy to collect.

And due to the weight differences of the fruit of each kind larger, various fruit can be adapted to make described flexible pipe, an one embodiment as shown in Figure 3, described flexible pipe comprise one section of flexible hose 61 and these flexible hose two ends male-pipe 62,62 ', two sections of male-pipes mate respectively between a rotating nut 63,63 ', two rotating nuts and connect a spring 64.According to the program, turn described rotating nut 63,63 ' time, the length of described spring 64 can be regulated, i.e. the axial distribution density of adjustable springs 64 on flexible hose 61, thus realize the adjustment of the total hardness to flexible hose 61 and spring 64, make it the fruit adapting to variant kind; Greatly facilitate its versatility.

The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. a pneumatic type agricultural device for picking fruit, comprises the pole bottom bowl cover (1) and connecting bowl cover; It is characterized in that: described bowl cover (1) has an inner chamber, the madial wall of described bowl cover (1) is distributed with the intercommunicating pore (10) being communicated in described inner chamber; Described pole comprises the screw rod with axial air flue (21) that a section is consolidated in bowl cover, and one section of screwed pipe (22) being matched with described screw rod; The air flue of described screw rod (21) be communicated to be located in described inner chamber can deformation rubber bulb (3); Described screwed pipe (22) is communicated to source of the gas (5).

2. pneumatic type agricultural device for picking fruit according to claim 1, is characterized in that: described source of the gas (5) comprises cylinder (5), and one end of described cylinder (5) is by screwed pipe (22) described in soft pipe connection, and the other end is communicated with extraneous; Described piston (51) is supported by piston rod (511), and described piston rod (511) directly connects pressure cap (512), or is connected to leverage.

3. pneumatic type agricultural device for picking fruit according to claim 1, it is characterized in that: connection one end stereoplasm tube, described screwed pipe lower end (23), the extension spring (4) coaxial with stereoplasm tube is provided with in described stereoplasm tube (23), one end and the stereoplasm tube (23) of described extension spring (4) fix, and the other end and described screw rod (21) fix; Make screw rod (21) after doing screw motion, can reset rapidly and exactly.

4. according to the pneumatic type agricultural device for picking fruit in claim 3 described in any, it is characterized in that: in described stereoplasm tube (23), be also connected in series one section of flexible pipe, the suppleness of described flexible pipe has following features: have no result in real time in described bowl cover (1), and the deadweight of each several part above flexible pipe cannot make flexible pipe occur obviously to bend; When described bowl cover (1) Neto has fruit, the weight comprising each several part of fruit above flexible pipe makes flexible pipe produce at least 90 ° bending.

5. according to the pneumatic type agricultural device for picking fruit in claim 4 described in any, it is characterized in that: described flexible pipe comprises the male-pipe (62,62 ') at one section of flexible hose (61) and these flexible hose two ends, (63,63 ') connects a spring (64) between two rotating nuts (63,63 ') two sections of male-pipes to mate respectively a rotating nut.