CN214316297U - Span type tea picking vehicle - Google Patents

Abstract

The utility model provides a cross-over type tea picking vehicle, which comprises a vehicle frame, a walking device arranged at the bottom of the vehicle frame, a power device arranged on the vehicle frame and used for driving the walking device to move so as to lead the vehicle frame to walk, a harvesting device arranged on the vehicle frame, and a storage box arranged on the vehicle frame and connected with the harvesting device through a material conveying device, wherein the power device, the harvesting device and the material conveying device are all electrically connected with a controller; the frame is the planer-type structure, and running gear is including establishing two sets of running gear in the frame both sides, and the frame can span one row of tea tree, and reaping apparatus establishes the front end at the frame and reaps tealeaves from the top of this row of tea tree. The utility model discloses a tea-leaf picker, when picking tea, the frame spanes one row of tea tree, and harvesting apparatus reaps tealeaves from this row of tea tree's top, and two sets of running gear are located this row of tea tree's both sides respectively for area is little during the operation of tea-leaf picker, and the interval of two rows of tea trees is less, need not to widen the transformation of respectively arranging the tea tree interval to current tea garden.

Description

Span type tea picking vehicle

Technical Field

The utility model belongs to the technical field of tealeaves is picked, concretely relates to tea cart is adopted to span formula.

Background

At present, tea leaves are picked in various forms, the most original form is purely manual picking, and the other form is mechanical picking. At present, tea-picking vehicles generally comprise three types: the tea picking cart can be carried by a single person on back and carried by a hand, a double person and a passenger.

The first two power systems are only supplied for the picking mechanism and the fresh leaf collecting mechanism (usually a long tube cloth bag), the picking position is determined by manual control, and the single picking area is large, so that fatigue is generated when the picking mechanism is held for a long time; and the movement of the machine and the cloth bag can only be propelled by walking of operators, so that the labor intensity is high, the tea picking efficiency is low, and simultaneously the operators of the machine are easy to be tired and cannot continuously operate for a long time.

The other passenger tea picking vehicle has stronger mechanical operation compared with the former two, the whole machine moves and is driven by the walking device, and the picking position can be determined. However, the existing passenger tea picking vehicle occupies a large area during tea picking operation, and the distance between every two rows of tea trees needs to be widened for the existing tea garden; in addition, the existing passenger tea picking vehicle can only pick tea leaves and cannot carry out lateral branch pruning.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the technical problem who exists among the prior art, the utility model aims at providing a tea car is adopted to span formula to solve the current big technical problem of tea car area is adopted to passenger formula.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cross type tea picking vehicle comprises a vehicle frame, a traveling device arranged at the bottom of the vehicle frame, a power device arranged on the vehicle frame and used for driving the traveling device to move so as to enable the vehicle frame to travel, a harvesting device arranged on the vehicle frame, and a material storage box arranged on the vehicle frame and connected with the harvesting device through a material conveying device, wherein the power device, the harvesting device and the material conveying device are all electrically connected with a controller; the frame is the planer-type structure, and running gear is including establishing two sets of running gear in the frame both sides, and the frame can span one row of tea tree, and reaping apparatus establishes the front end at the frame and reaps tealeaves from the top of this row of tea tree.

Use the utility model discloses a tea-leaf picker, when picking tea, the frame spanes one row of tea tree, and harvesting device reaps tealeaves from this row of tea tree's top, and two sets of running gear are located this row of tea tree's both sides respectively for area is little during the tea-leaf picker operation, and the interval of two rows of tea trees is less, need not to widen the transformation of each row of tea tree interval to current tea garden.

The utility model discloses an among the preferred embodiment, still be equipped with the vertical actuating mechanism of drive reaping apparatus vertical movement on the frame, still be equipped with the visual identification camera on the frame, the signal output part and the controller of camera are connected, and the high control end of controller is connected with vertical actuating mechanism's enable end electricity.

Among the above-mentioned technical scheme, the visual identification camera carries out image acquisition and obtains the height of tea tree, and vertical actuating mechanism drive harvesting device vertical motion makes harvesting device's height-adjustable, makes the tea-leaf picker can adapt to the tea tree of co-altitude not.

The utility model discloses an among the preferred embodiment, the frame is including the crossbearer that is located the perpendicular frame of both sides and connects two perpendicular frames, and the crossbearer is extending structure, and the crossbearer is connected with its flexible transverse driving mechanism of drive, is equipped with the infrared sensor of response tea tree width on the frame, and infrared sensor's signal output part is connected with the controller, and the width control end of controller is connected with transverse driving mechanism's enable end electricity.

Among the above-mentioned technical scheme, infrared sensor surveys the width of tea tree, and horizontal actuating mechanism drive crossbearer is flexible in order to change the span width (automobile body width) of frame, makes reaping apparatus's height-adjustable, makes the tea-leaf picker car can adapt to the tea tree of different width.

The utility model discloses an in the preferred embodiment, power device includes the outer gear axle, with the inner gear axle of outer gear axle meshing and drive one of outer gear axle and the inner gear axle pivoted and install the walking motor on the frame, but the outer gear axle sleeve is established outside the inner gear axle and both relative endwise slip, and outer gear axle and inner gear axle all are connected respectively through the running gear of drive mechanism and frame both sides.

Among the above-mentioned technical scheme, outer gear axle and internal gear axle form the telescopic shaft structure, and when the frame width changed, outer gear axle and internal gear axle endwise slip just are in intermeshing's state all the time, and the power transmission of with the walking motor gives running gear.

In a preferred embodiment of the present invention, the two sides of the frame are provided with height-adjustable universal wheels corresponding to the traveling mechanism.

Among the above-mentioned technical scheme, when the width of adjusting the frame, the universal wheel is supplementary to be changed the automobile body width, is convenient for adjust the distance between two sets of running gear.

In another preferred embodiment of the utility model, the material storage box is arranged across the frame, and the material storage box is of a telescopic structure and can be telescopic along with the cross frame;

and/or the number of the two harvesting devices is two, and the two harvesting devices are embedded and matched to form a telescopic structure and can be telescopic along with the cross frame.

Among the above-mentioned technical scheme, the storage case is extending structure, provides bigger storage space when tea tree width increases, can guarantee the static volume of tealeaves under the non-work moreover, practices thrift storage space. The two sets of harvesting devices form a telescopic recutting type cutter set, and when the transverse frame stretches and contracts to change the width of the vehicle body, the recutting type cutter set stretches and contracts to change the working area of the recutting type cutter set.

In another preferred embodiment of the present invention, the harvesting device comprises a harvesting housing, a harvesting knife is mounted at the front end of the harvesting housing, and the harvesting knife is connected with a harvesting driving mechanism for driving the harvesting driving mechanism to move to harvest tea leaves.

In the technical scheme, the harvesting knife is arranged at the front end of the harvesting shell, and when the tea-leaf harvesting vehicle moves forward, tea leaves harvested by the harvesting knife fall into the harvesting shell.

In another preferred embodiment of the utility model, the harvesting knife comprises a blade with knife teeth, the harvesting driving mechanism comprises a harvesting motor arranged on the frame, and the harvesting motor is connected with the blade through a transmission shaft and drives the blade to do reciprocating motion;

or the harvesting knife comprises two cutting blades which are in shearing fit, and the harvesting motor is connected with one cutting blade in the harvesting knife through a transmission shaft and drives the cutting blade to reciprocate.

In the technical scheme, when the harvesting knife only has one blade, the tea leaves are harvested in a manner similar to that of a knife; when the harvesting knife is provided with two blades which are matched in a shearing mode, the tea leaves are harvested in a scissor-like mode.

The utility model discloses an among another kind of preferred embodiment, reaping apparatus still include with reap the temporary storage storehouse of shell intercommunication, reap and be equipped with the conveyer belt that can carry the tealeaves of reaping in the shell to the temporary storage storehouse in the shell, the tealeaves of temporary storage storehouse is carried to the storage box in by feeding device.

Among the above-mentioned technical scheme, carry out preliminary collection to the tealeaves of reaping through the conveyer belt, replace original equipment to utilize the tuber pipe that sets up and arrange at automobile body front end to blow tealeaves to the method of inhaling the material mouth, effectively alleviate noise pollution and very big assurance even entering into temporary storage bin of tealeaves, provide the prerequisite to the even operation that on next step the feeding device carried tealeaves to the storage case.

The utility model discloses a in another preferred embodiment, the left side inboard and the right side inboard of frame all are equipped with the collateral branch trimming means, and the collateral branch trimming means has the open-ended case that gathers materials including the inboard, and the opening part of case that gathers materials is equipped with the side trimmer, and the side trimmer is connected with the pruning actuating mechanism who drives its action in order to prune the collateral branch.

Among the above-mentioned technical scheme, through setting up side branch trimming means, when reaping tealeaves, the side trimmer carries out the pruning of side branch, beautifies the tea tree, realizes that the horticulture is vwatched, realizes vwatching the moderate degree standardization in horticulture and tea garden, reduces the labour and the labour cost of artifical pruning.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a straddle type tea plucking cart according to an embodiment of the present application, in which a heat dissipation casing is omitted for convenience of observation.

Fig. 2 is a schematic structural diagram ii of a straddle type tea-leaf picking cart according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a power plant in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a harvesting device in an embodiment of the present application.

Reference numerals in the drawings of the specification include: the device comprises a vertical frame 1, a transverse frame 2, a material suction hose 3, a material delivery pump 4, a material delivery straight pipe 5, a triangular crawler belt 6, a storage battery 7, a storage box 8, a harvesting motor 9, a transmission shaft (transmission flexible shaft) 10, a power device 11, a shell 12, a harvesting device 13, a transverse driving mechanism 14, a vertical driving mechanism 15, an infrared sensor 16, a camera 17, a heat dissipation shell 18, a baffle plate 19, a universal wheel 20, a universal wheel driving part 21, a material collecting box 22, a side trimming knife 23, a walking motor 25, an outer gear shaft 26, an inner gear shaft 27, a transmission mechanism 28, a gearbox 29, a bearing seat 30, a harvesting shell 31, a sleeve 311, a temporary storage bin 32, a temporary storage bin discharge hole 321, a slide rail 33, a harvesting knife 34, a flexible shaft interface 35, a conveyor belt 36 and an anti-overflow plate 37.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "vertical", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and 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 therefore, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The utility model provides a tea cart is adopted to span formula, as shown in figure 1 and figure 2 the utility model discloses an among the preferred embodiment, it includes the frame, establish at the running gear of frame bottom, establish drive running gear action so that the power device 11 of frame walking, establish at the reaping apparatus 13 of frame front end and establish at the storage case 8 of being connected through feeding device and reaping apparatus 13 of frame afterbody, the frame is provided with shell 12 outward, the shell on frame upper portion is heat dissipation shell 18. The power device 11, the harvesting device 13 and the material conveying device are all electrically connected with a controller, in the embodiment, the controller is arranged on the frame, or the controller is independent of the frame, and the tea picking vehicle is remotely controlled to work. The whole tea-picking vehicle uses the storage battery 7 to supply power, so that the pollution to the environment of the ecological tea garden when the tail gas is discharged by a traditional diesel generator is avoided while the energy is saved.

Wherein, the frame is planer-type structure, and the frame is including the perpendicular frame 1 that is located both sides and the crossbearer 2 of connecting two perpendicular frames 1. The walking device comprises two sets of walking mechanisms respectively arranged on the outer sides of two vertical frames 1 of the frame, each set of walking mechanism comprises two triangular crawler belts 6 which are arranged on the outer sides of the vertical frames 1 in tandem, the tea picking vehicle is provided with four triangular crawler belts 6, the two in front are large triangular crawler belts 6, and the two small triangular crawler belts 6 are arranged on the rear sides.

As shown in fig. 1, the feeding device comprises a material suction hose 3 connected with a discharge port of the harvesting device 13, an outlet end of the material suction hose 3 is connected with a feeding pump 4, preferably, the feeding pump 4 is a silent blower, and the feeding pump 4 is communicated with the material storage tank 8 through a feeding straight pipe 5.

By adopting the technical scheme, during tea picking, the frame spans a row of tea trees, the two sets of travelling mechanisms are respectively positioned at two sides of the row of tea trees, the harvesting device 13 harvests tea leaves from the upper part of the row of tea trees, and the harvested tea tender shoots are conveyed into the storage box 8 at the tail part of the frame by the conveying device. The traveling mechanism adopts the triangular crawler belt 6, so that the tea-picking vehicle can be used for adapting to complex terrain structures in mountains and hills.

As shown in fig. 2, in the present embodiment, the material storage box 8 has a material discharge opening at the bottom, a baffle 19 is disposed at the material discharge opening, one end of the baffle 19 is rotatably connected to the material storage box 8 through a rotating shaft, the other end of the baffle 19 is supported by an electric push rod, and the electric push rod is hinged to the baffle 19 through a hinge. When tea leaves are picked, the electric push rod extends, the baffle 19 seals the discharge hole, when the tea leaves need to be unloaded, the electric push rod retracts to enable the baffle 19 to incline downwards so as to open the discharge hole, and the tea leaves are discharged along the inclined baffle 19.

In another preferred embodiment, as shown in fig. 1 and 2, a vertical driving mechanism 15 for driving the harvesting device 13 to move vertically is further provided on the vertical frame of the vehicle frame. The front end of the frame is also provided with a visual identification camera 17, for example, the visual identification camera 17 is a CMOS sensor camera, the signal output end of the camera 17 is connected with a controller, and the height control end of the controller is electrically connected with the enabling end of the vertical driving mechanism 15. The camera 17 can carry out tender shoot recognition processing, the camera 17 carries out image acquisition, the height of tea tree is obtained through the tea image preprocessing module, the camera 17 sends the height information of the tea tree to the controller, the controller controls the vertical driving mechanism 15 to work according to the height of the tea tree, the vertical driving mechanism 15 drives the harvesting device 13 to move vertically to adapt to the tea picking work of the tea trees with different heights, for example, a method for detecting the height of the tea tree by adopting a height sensor disclosed in CN201420579336.3 is adopted.

In this embodiment, the vertical driving mechanism 15 can adopt the structure of the rotating electrical machine + the vertical lead screw + the lead screw sleeve in the prior art, or the vertical driving mechanism 15 can be a linear electrical machine, as long as the mechanism that can realize linear motion is all applicable, the utility model discloses do not do specific restriction. In order to ensure the stability of the up-and-down movement of the harvesting device 13, a set of vertical driving mechanism 15 is respectively arranged at the front ends of the two vertical frames 1.

In another preferred embodiment, as shown in fig. 1, the cross frame 2 is a telescopic structure, for example, the cross frame 2 includes a plurality of transversely disposed telescopic rods, the plurality of telescopic rods are spaced along the length direction of the tea-making cart, and the telescopic rods of the cross frame 2 are connected to a transverse driving mechanism 14 for driving the telescopic rods to extend and retract. The frame is provided with an infrared sensor 16 for sensing the width of the tea tree, the signal output end of the infrared sensor 16 is connected with the controller, and the width control end of the controller is electrically connected with the enabling end of the transverse driving mechanism 14. The light emitting tube of the infrared sensor 16 emits infrared light, the photosensitive receiving tube receives reflected light of a front object, whether an obstacle exists in the front is judged according to the infrared light, the distance of the object is judged according to the strength of the emitted light, the width of the tea tree is determined accordingly, the infrared sensor 16 sends the width information of the tea tree to the controller, the controller controls the transverse driving mechanism 14 to work according to the width of the tea tree, the transverse driving mechanism 14 drives the transverse frame 2 to stretch and retract so as to adapt to tea leaf picking work of the tea trees with different widths, and for example, a method disclosed in CN201520936387.1 for changing the width of a conveying belt by arranging a photoelectric sensor is adopted.

In this embodiment, the horizontal driving mechanism 14 may also adopt a structure of a rotating electrical machine + a horizontal screw rod + a screw rod sleeve in the prior art, or the horizontal driving mechanism 14 may be a linear electrical machine, as long as it can realize a mechanism of linear motion, the utility model discloses do not make specific limitation.

As shown in fig. 1, in another preferred embodiment, the storage box 8 is located at the rear of the frame and is arranged across the frame, the storage box 8 is of a telescopic structure and can stretch and retract along with the cross frame 2, the storage box 8 is made of plastic, the storage box 8 can stretch and retract by adopting a corrugated pipe structure, the volume of the storage box 8 dynamically changes along with the width of the frame, and a larger storage space is provided while the width of the tea tree is increased.

As shown in fig. 3, in the present embodiment, the power unit 11 includes an outer gear shaft 26, an inner gear shaft 27 engaged with the outer gear shaft 26, and a traveling motor 25 mounted on the frame for driving one of the outer gear shaft 26 and the inner gear shaft 27 to rotate, for example, an output shaft of the traveling motor 25 is connected to a transmission case 29, an output shaft of the transmission case 29 is coaxially connected to the outer gear shaft 26, and preferably, a bearing housing 30 for supporting the outer gear shaft 26 and the inner gear shaft 27 is further mounted on the vertical frame 1 of the frame, and a bearing is provided inside the bearing housing 30. The outer gear shaft 26 is hollow and has inner teeth on its inner wall, and the inner gear shaft 27 has outer teeth on its outer wall, and the outer gear shaft 26 is sleeved on the outer side of the inner gear shaft 27 and meshed therewith and can slide axially relative to the inner gear shaft 27. The outer gear shaft 26 and the inner gear shaft 27 are connected to the traveling mechanisms on both sides of the frame through a transmission mechanism 28, for example, the transmission mechanism 28 is a belt transmission mechanism or a chain wheel and chain transmission mechanism in the prior art, and an output shaft of the transmission mechanism 28 is connected to an input shaft of the triangular crawler belt 6.

The two completely meshed external gear shafts 26 and internal gear shafts 27 form a plunger type telescopic shaft, the external gear shafts 26 and the internal gear shafts 27 can axially slide, when the width of the frame changes, the plunger type telescopic shaft stretches, and the two gear shafts are always in a mutually meshed state.

In another preferred embodiment, as shown in fig. 2, a height-adjustable universal wheel 20 is disposed inside each of the four triangular tracks, and there are four universal wheels 20, each of the universal wheels 20 is connected to a universal wheel driving member 21 for driving the universal wheel driving member to move vertically, the universal wheel driving member 21 is mounted on the vertical frame 1, and the height of the universal wheel 20 can be adjusted by using an electric push rod or a linear motor in the prior art as the specific universal wheel driving member 21.

When the span width of the tea-leaf picking vehicle needs to be adjusted, the four universal wheels 20 at the bottom of the vehicle frame extend out and land, so that the four triangular crawler belts 6 are in an emptying state, the transverse driving mechanism 14 drives the transverse frame 2 to stretch out and draw back to adjust the width of the tea-leaf picking vehicle, after the adjustment is finished, the universal wheels 20 rise, and the four triangular crawler belts 6 land.

In another preferred embodiment, as shown in fig. 4, the number of the harvesting devices 13 is two, and the two harvesting devices 13 are embedded and matched to form a telescopic structure and can be telescopic with the cross frame 2. Wherein, reaping apparatus 13 is including open reaping shell 31, and reaping knife 34 is installed to the front end of reaping shell 31, and the tip of reaping knife 34 has flexible axle interface 35, and the flexible axle interface 35 of reaping knife 34 is connected with the reaping actuating mechanism who drives its action in order to reap tealeaves. The two harvesting shells 31 are nested and matched and are transversely connected in a sliding mode, and an anti-overflow plate 37 is arranged between the two harvesting shells 31. The two harvesting shells 31 are provided with sleeves 311, the two sleeves 311 are nested and matched and are connected in a transverse sliding mode, the frame is further provided with a transverse guide rail 33 which is used for guiding, and the sleeves 311 are in clamping fit with the guide rail 33 and can slide on the guide rail 33. The harvesting knives 34 at the front ends of the two harvesting shells 31 are staggered in tandem, so that the transverse working area of the two harvesting knives 34 can be changed along with the width of the frame.

As shown in fig. 1 and 4, in the present embodiment, the harvesting knife 34 includes a blade with teeth, the harvesting driving mechanism includes a harvesting motor 9 mounted on the frame, the harvesting motor 9 is connected with a flexible shaft interface 35 on the blade through a transmission shaft 10 and drives the blade to reciprocate to harvest tea leaves. Preferably, the two harvesting cutters 34 are driven by one harvesting motor 9, the transmission shaft 10 is a transmission flexible shaft, the harvesting motor 9 is arranged on the inner side of the frame vertical frame 1, and the harvesting motor 9 is in transmission connection with flexible shaft connectors 35 on the two sets of cutting knives respectively through the two transmission flexible shafts 10. Such as a method of reciprocating the cleaning disk by driving a flexible shaft by a motor as disclosed in CN201210148526.5, or a method of reciprocating the massage head linearly by a flexible shaft as disclosed in CN201620372045.6 and CN 88208728.

In another embodiment, the harvesting knife 34 comprises two cutting-fit blades, the harvesting motor 9 is connected with one of the blades 34 through the flexible transmission shaft 10 and drives the one of the blades to reciprocate, for example, the harvesting knife 34 can adopt a blade group structure disclosed in CN 201310150060.7.

In another preferred embodiment, as shown in fig. 4, the harvesting device 13 further comprises a temporary storage bin 32 connected with the harvesting shell 31 and located behind the harvesting shell 31, a conveyor belt 36 capable of conveying tea shoots in the harvesting shell 31 to the temporary storage bin 32 is arranged in the harvesting shell 31, and a discharge port 321 of the temporary storage bin is connected with the material suction hose 3 of the material conveying device. In operation, the harvested tea shoots firstly enter the temporary storage bin 32 through the conveyor belt 36, and the tea shoots in the temporary storage bin 32 are conveyed to the storage box 8 by the conveying device.

In another preferred embodiment, as shown in fig. 2, the left inner side and the right inner side of the frame are provided with side branch trimming devices, each side branch trimming device comprises a collecting box 22 having an opening therein, a side trimming knife 23 is provided at the opening of the collecting box 22, the structure of the side trimming knife 23 is the same as that of the collecting knife 34, and the side trimming knife 23 is connected with a trimming driving mechanism for driving the side trimming knife to trim the side branches, which is not described herein. Preferably, the side trimming knives 23 are also driven by a harvesting motor 9, the harvesting motor 9 is a four-shaft motor, and four output shafts of the harvesting motor 9 are respectively in transmission connection with the two harvesting knives 34 and the two side trimming knives 23 through four transmission flexible shafts 10. When the tea leaves are harvested, the side pruning knife 23 prunes the side branches, and gardening appreciation is achieved.

In the description herein, reference to the description of the terms "preferred embodiment," "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A cross type tea picking vehicle comprises a vehicle frame, a traveling device arranged at the bottom of the vehicle frame, a power device arranged on the vehicle frame and used for driving the traveling device to move so as to enable the vehicle frame to travel, a harvesting device arranged on the vehicle frame, and a material storage box arranged on the vehicle frame and connected with the harvesting device through a material conveying device, wherein the power device, the harvesting device and the material conveying device are all electrically connected with a controller; the tea harvesting machine is characterized in that the frame is of a gantry structure, the traveling device comprises two sets of traveling mechanisms arranged on two sides of the frame, the frame can stretch across a row of tea trees, and the harvesting device is arranged at the front end of the frame and harvests tea leaves from the upper side of the row of tea trees.

2. The straddle type tea plucking vehicle as claimed in claim 1, wherein the frame is further provided with a vertical driving mechanism for driving the harvesting device to move vertically, the frame is further provided with a visual recognition camera, a signal output end of the camera is connected with the controller, and a height control end of the controller is electrically connected with an enabling end of the vertical driving mechanism.

3. The straddle type tea plucking cart according to claim 1, wherein the cart frame comprises vertical frames at both sides and a cross frame connecting the two vertical frames, the cross frame is of a telescopic structure, the cross frame is connected with a transverse driving mechanism for driving the cross frame to stretch, the cart frame is provided with an infrared sensor for sensing the width of tea trees, a signal output end of the infrared sensor is connected with the controller, and a width control end of the controller is electrically connected with an enabling end of the transverse driving mechanism.

4. The straddle-type tea plucking vehicle as claimed in claim 3, wherein the power unit comprises an outer gear shaft, an inner gear shaft engaged with the outer gear shaft, and a traveling motor mounted on the frame for driving one of the outer gear shaft and the inner gear shaft to rotate, the outer gear shaft is sleeved outside the inner gear shaft and is axially slidable relative to the inner gear shaft, and the outer gear shaft and the inner gear shaft are connected to the traveling mechanisms on both sides of the frame through transmission mechanisms, respectively.

5. The straddle-type tea plucking vehicle as claimed in claim 3, wherein the vehicle frame is provided at both sides thereof with height-adjustable universal wheels provided corresponding to the traveling mechanisms.

6. The straddle type tea plucking vehicle as claimed in claim 3, wherein the storage box is arranged across the vehicle frame, is of a telescopic structure and can be telescopic with the cross frame;

and/or the number of the two harvesting devices is two, and the two harvesting devices are embedded and matched to form a telescopic structure and can stretch along with the cross frame.

7. A straddle-type tea-leaf harvesting vehicle according to any one of claims 1 to 6, wherein the harvesting device comprises a harvesting housing, a harvesting knife is mounted at the front end of the harvesting housing, and a harvesting driving mechanism for driving the harvesting knife to act to harvest tea leaves is connected with the harvesting knife.

8. The straddle-type tea plucking vehicle as claimed in claim 7, wherein the harvesting cutter comprises a blade having a cutter tooth, and the harvesting driving mechanism comprises a harvesting motor mounted on the frame, the harvesting motor being connected to the blade through a transmission shaft and driving the blade to reciprocate;

or the harvesting knife comprises two blades which are in shearing fit, and the harvesting motor is connected with one blade in the harvesting knife through a transmission shaft and drives the harvesting knife to reciprocate.

9. The straddle-type tea plucking vehicle as claimed in claim 7, wherein the harvesting device further comprises a temporary storage bin communicating with the harvesting shell, a conveyor belt is provided in the harvesting shell for conveying the tea leaves in the harvesting shell to the temporary storage bin, and the tea leaves in the temporary storage bin are conveyed into the storage bin by the conveyor device.

10. The straddle-type tea plucking vehicle as claimed in any one of claims 1 to 6, wherein the frame is provided at each of left and right inner sides thereof with a side pruning device comprising a collection tank having an opening at an inner side thereof, the collection tank being provided at the opening thereof with a side pruning blade, the side pruning blade being connected to a pruning driving mechanism for driving the side pruning blade to act to prune the side branches.

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