CN114342655A - Encircling type field watermelon harvester - Google Patents

Abstract

The invention provides an encircling type field watermelon harvester which comprises an encircling header device, a conveying blanking system, a cab, a bin body, a buffering and collecting device, an impurity removing fan, a bin, a main frame, a vine removing fan and a walking system, wherein the conveying blanking system is arranged on the encircling header device; the conveying blanking system, the cab, the bin body and the melon vine bin are respectively arranged on the main frame, and the walking system is arranged below the main frame; the encircling cutting table device is connected with one end of the conveying and blanking system, and the other end of the conveying and blanking system is connected with one side of the bin body; the buffer collecting device is positioned in a storage bin of the storage bin body, and an inlet of the buffer collecting device is communicated with the other end of the conveying blanking system; the trash-removing fan is arranged on the other side of the bin body, and the vine-removing fan is arranged on one side of the bin body. The watermelon harvester reduces the labor intensity of workers, has certain stability, reliability and low failure rate, realizes the high-efficiency harvesting of the watermelon, and improves the harvesting efficiency.

Description

An embracing field watermelon harvester

technical field

The invention relates to the technical field of field watermelon harvesting equipment, in particular to an embracing field watermelon harvester.

Background technique

Watermelon is a 1-year-old herb of the Cucurbitaceae family. It is eaten with mature fruits. It is juicy and sweet. It contains a variety of vitamins and minerals. It is the most popular fruit in summer. my country is the world's largest producer and consumer of watermelon, accounting for nearly 70% of the world's production area and consumption. Watermelon cultivation has become an indispensable industry in the adjustment of rural economic structure. However, in terms of mechanized harvesting of watermelons, at present, most areas still rely on manual picking, which is labor-intensive, labor-intensive, time-consuming, and low in production efficiency. Foreign and small parts of the country have begun to combine manual harvesting with mechanized transportation. It requires manual harvesting and handling, the steps are cumbersome, and the related technologies for mechanized harvesting of watermelons are lacking.

At present, for the harvesting and transportation of watermelons, Chinese invention CN201710502824.2 discloses a watermelon harvester, and provides a watermelon harvester and a harvesting method thereof. The watermelon is placed on a secondary conveying device, and the secondary conveying device conveys the watermelon to the main On the conveying device, the main conveying device transmits the watermelon to the weight screening device for gravity screening, which simplifies the watermelon harvesting process; Chinese invention CN202110985652.5 discloses a machine vision-based sortable watermelon harvesting conveyor, providing a machine vision-based watermelon harvesting conveyor. The watermelon harvesting conveyor can be classified, through the combination of the chain drive mechanism and the carrying mechanism, it can move forward while conveying the watermelon, which improves the efficiency of watermelon harvesting and transportation. The machine vision technology is used to achieve accurate classification of watermelons, and the sorting quality is high.

The above technologies all propose methods and equipment designs for the harvesting and handling of watermelons. At present, most harvesters use the above-mentioned conveying devices combined with manual picking methods to harvest watermelons. However, due to the particularity of field planting, semi-mechanized harvesting methods will cause high labor intensity, The problem of increasing economic time cost has damaged the interests of the majority of farmers.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the present invention provides an embracing field watermelon harvester, aiming at the problem of lack of mechanized harvesting means and large workload for field watermelon planting, and the commonly used artificial harvesting combined with mechanical conveying trough transmission. The principle of semi-mechanization is different. The embracing field watermelon harvester of the present invention uses the embracing header device to simulate artificially picking up the watermelon from the field, and then conveys the watermelon to the inside of the harvester through the conveying and blanking system. The principle is to remove the melons and vines, and then use the double fan to further remove the melons and vines. While realizing large-scale harvesting of watermelons, it also reduces most of the melon and vine miscellaneous residues caused by harvesting, greatly reducing the workload and labor intensity, achieving efficient watermelon harvesting and improving harvesting efficiency. .

The present invention achieves the above technical purpose through the following technical means.

An embracing field watermelon harvester, comprising an embracing header device, a conveying and blanking system, a cab, a silo body, a buffer collection device, a miscellaneous exhaust fan, a silo, a main frame, a rattan fan and a walking system; The conveying and blanking system, the cab, the silo body, and the melon and vine silo are respectively installed on the main frame, and the walking system is installed under the main frame; The other end of the material system is connected with one side of the silo body; the buffer collection device is located in the silo of the silo body, and the inlet of the buffer collection device is communicated with the other end of the conveying and blanking system; The fan is installed on the other side of the silo body, and the rattan fan is installed on one side of the silo body.

In the above solution, a silo of melon and vine is also included; the silo of melon and vine is communicated with the conveying and blanking system.

Further, the encircling header device includes a blade base, an upper support beam, a connecting shaft, a header support beam, a header backboard, a support beam, a header bottom plate, an encircling blade, an inner drive chain, and an inner rotating gear;

The blade base is provided with a number of surrounding blades, the blade base is provided with an inner transmission chain, the inner rotating gear is arranged at both ends of the inner transmission chain, the inner transmission chain meshes with the inner rotation gear, and the inner rotation gear is connected with the gear shaft through the gear shaft. The support beam is connected, the upper end of the support beam is connected with the upper support beam, the lower end is connected with the header bottom plate, the end of the header bottom plate is connected with the header back plate, and the header back plate is connected with the connecting shaft through the header support beam.

Further, the conveying and blanking system includes a feeding plate, a side plate driven gear, a side plate transmission chain, a side plate driving wheel, at least one vine curtain, a vine blanking baffle and a conveying trough;

The feeding plate is hinged with the lower end of the conveying trough, the upper end of the conveying trough is connected with the silo body, the side plate transmission chain is located in the conveying trough, the side plate driven gear and the side plate driving wheel are respectively installed at both ends of the conveying trough , The melon blanking baffle is installed under the side plate transmission chain, forming a melon blanking channel with the conveying trough. , and is located above the entrance of the melon and vine blanking channel.

In the above solution, the conveying trough is connected to the main frame through a liftable support rod.

In the above solution, the end of the conveying and blanking system is arranged with 2-3 melon and vine curtains along the conveying direction, and a gap of 10-20 cm is left between adjacent melon and vine curtains.

In the above solution, the buffer collection device includes an upper support bar, a buffer net, a lower support bar, a lower hydraulic cylinder, a fixed side plate, and an upper hydraulic cylinder;

The fixed side plate is installed on the silo body, one end of the upper support bar is hinged with the upper part of the fixed side plate, the lower support bar is located below the upper support bar, and one end of the lower support bar is hinged with the fixed side plate The buffer net is installed on the upper support bar and the lower support bar to form a collection channel, the inlet of the collection channel is connected with the inlet of the silo body; one end of the lower hydraulic cylinder is connected with the fixed side plate, and the other end is connected with the lower support bar. One end of the rod is connected, one end of the upper hydraulic cylinder is connected with the fixed side plate, and the other end of the upper hydraulic cylinder is connected with one end of the upper support cross bar.

In the above solution, the impurity exhaust fan further includes a fan inner plate, a fan blade, a guide pipe and a blade rotating shaft;

One end of the guide pipe is installed at the rear of the silo body, the fan blade is installed on the fan inner plate through the blade rotating shaft, and one end of the guide pipe of the fan inner plate is installed.

In the above scheme, the rattan fan includes a fan casing, a deflector and an exhaust blade;

The exhaust blades are installed in the fan casing, and the guide plate is installed at the outlet of the fan casing.

In the above scheme, the melon silo includes a melon blanking chute, a silo box, a locking buckle handle, and a silo door; the silo box is installed on the main frame; the melon and vine One end of the blanking slideway is connected to the conveying blanking system, and the other end is connected to the silo box. The silo box is provided with a silo door, and the silo door is provided with a locking snap handle.

Compared with the prior art, the beneficial effects of the present invention are:

1. The embracing type field watermelon harvester of the present invention is different from the semi-mechanized principle that is generally used in combination with the semi-mechanized principle of manual harvesting combined with mechanical conveying trough transmission for the lack of mechanized harvesting means for field watermelon planting. The embracing field watermelon harvester uses the embracing header device to simulate manually picking up the watermelon and picking up the watermelon from the field, and then transporting the watermelon to the inside of the harvester through the conveying and blanking system. The combination of double fans further removes the melon and vine residues. While harvesting watermelon on a large scale, it also reduces the melon and vine residues caused by most of the harvest, and greatly reduces the workload.

2. The embracing type field watermelon harvester of the present invention, aiming at the problem that watermelon harvesting is difficult to pick up, is designed with an embracing header device, which simulates the process of manually picking up the watermelon, and utilizes the rotation of the embracing blades to realize the watermelon being picked up from the field into the harvester. .

3. The embracing field watermelon harvester of the present invention designs a conveying and blanking system in view of the feeding problem of watermelon, and uses the inclination of the front end of the shrinking feeding plate to fall by the inertia of the watermelon itself, so as to realize that the watermelon is dropped by the embracing header device. At the same time, the shrinking feeding plate can also be driven to shrink inward through the transmission system, which drives the watermelon to be fed into the conveying and blanking system.

4. The embracing field watermelon harvester of the present invention, aiming at the separation problem of melon and watermelon, is designed to arrange 2-3 melon and vine curtains at the end of the conveying and blanking system, leaving 10-20 cm of melon and vine curtains. The gap is used to drive the melon vine curtain backward when the watermelon is transported, and the melon vine on the watermelon is pulled down by the inertial force of the melon vine curtain when it resets and falls back.

5. The embracing type field watermelon harvester of the present invention is designed for the problem of melon and vine collection and a large amount of accumulation, and the melon and vine silo is designed. The channel slides down and falls into the silo box with the aid of the melon and vine blanking chute. The side of the silo box is designed with a silo box door, which can be opened by locking the buckle handle to clean and discharge the melon and vine, which improves the harvester's efficiency. Carrying capacity, improve the long-term operation ability of the harvester.

6. The embracing field watermelon harvester of the present invention designs a buffer collection device for the collection problem of watermelons, reduces the impact force after the watermelon falls through the buffer net, and installs hydraulic cylinders through the upper and lower support bars to control the buffering. The inclination angle of the blocking net realizes the adjustment of the falling angle and speed of the watermelon, and improves the collection and shipment capacity of the harvester.

7. The embracing watermelon harvester of the present invention, aiming at the further cleaning of melons and vines, is designed with a double fan to cooperate with the impurity removal method, and a vine-off fan is designed at the lower part of the buffer block to blow the melons and vines on the buffer block upwards. From the beginning, an exhaust fan is designed at the upper end of the silo to blow in and crush the remaining melons and vines, reducing the residual rate in the silo.

Description of drawings

Fig. 1 is the general drawing of the embracing type field watermelon harvester according to the present invention.

2 is a schematic diagram of the connection between the encircling header device and the conveying and blanking system according to the present invention.

FIG. 3 is a schematic diagram of the device for embracing the header according to the present invention.

FIG. 4 is a schematic diagram of the main working parts of the encircling header device according to the present invention.

FIG. 5 is a schematic diagram of the conveying and blanking system according to the present invention.

FIG. 6 is a schematic diagram of the rear end of the conveying and blanking system according to the present invention.

7 is a schematic diagram of the melon vine silo according to the present invention.

FIG. 8 is a schematic diagram of the buffer collecting device according to the present invention.

FIG. 9 is a schematic diagram of the rattan blower according to the present invention.

FIG. 10 is a schematic diagram of the impurity exhaust fan according to the present invention.

In the picture: 1-Embrace header device; 101-Blade base, 102-Up support beam, 103-Connect shaft, 104-Header support beam, 105-Header back plate, 106-Support beam, 107-Header Bottom plate, 108-encircling blade, 109-internal transmission chain, 1010-internal rotating gear; 2-conveying blanking system; 201-shrinking feeding plate, 202-side plate driven gear, 203-side plate transmission chain, 204- Side plate driving wheel, 205- melon curtain, 206- melon blanking baffle; 207- conveying trough; 3- cab; 4- silo body; 5- buffer collection device; 501- upper support cross bar , 502-buffer screen, 503-lower support crossbar, 504-lower hydraulic cylinder, 505-fixed side plate, 506-upper hydraulic cylinder; 6-exhaust fan; 601-fan inner plate, 602-fan blade, 603- Diversion duct and 604-blade shaft; 7-watermelon silo; 8-main frame; 9-extraction fan; 901-fan housing, 902-deflector and 903-exhaust blade; 10-melon material Warehouse; 1001- melon and vine blanking chute, 1002- silo box, 1003- locking buckle handle, 1004- silo box door; 11- walking system.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but the protection scope of the present invention is not limited thereto.

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar 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 accompanying drawings are exemplary, and are intended to explain the present invention and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "axial", The orientation or positional relationship indicated by "radial", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Figures 1 and 2 show an embodiment of the embracing field watermelon harvester according to the present invention. The embracing field watermelon harvester includes an embracing header device 1, a conveying and blanking system 2, a cab 3, and a silo. The fuselage 4, the buffer collection device 5, the impurity exhaust fan 6, the silo 7, the main frame 8, the rattan fan 9 and the walking system 11;

The conveying and blanking system 2, the cab 3, the silo body 4 and the melon vine silo 10 are respectively installed on the main frame 8, and the walking system 11 is installed under the main frame 8; One end of the blanking system 2 is connected, and the other end of the conveying blanking system 2 is connected to the upper part of one side of the silo body 4; the buffer collecting device 5 is located in the silo 7 of the silo body 4, and the buffer collecting device The inlet of 5 is communicated with the other end of the conveying and blanking system 2; The watermelon enters the silo 7 through the conveying and blanking system 2 and the buffer collecting device 5 through the encircling header device 1 in turn.

According to this embodiment, preferably, a silo 10 is also included; the silo 10 is in communication with the conveying and blanking system 2 .

As shown in FIGS. 3 and 4 , the encircling header device 1 includes a blade base 101 , an upper support beam 102 , a connecting shaft 103 , a header support beam 104 , a header backboard 105 , a support beam 106 , and a header bottom plate 107. Encircling blades 108, inner transmission chain 109, and inner rotating gear 1010; the blade base 101 is provided with a number of encircling blades 108 perpendicular to the advancing direction, and the blade base 101 is provided with an inner transmission chain 109, and the inner rotating gear 1010 is arranged at both ends of the inner transmission chain 109, the inner transmission chain 109 meshes with the inner rotating gear 1010, the inner rotating gear 1010 is connected with the support beam 106 through the gear shaft, the upper end of the support beam 106 is connected with the upper support beam 102, and the lower end is connected with the header The bottom plate 107 is connected, and the end of the header bottom plate 107 is connected with the header back plate 105 , and the header back plate 105 is connected with the connecting shaft 103 through the header support beam 104 . Preferably, the front end of the header bottom plate 107 is a flexible material, which is used to lift the watermelon and the melon vine from the ground. Preferably, the top of the embracing blade 108 is made of flexible material, and the lower end can be mounted on the blade base 101 by welding, and the inner rotating gear 1010 is driven to rotate by the inner drive chain 109, so as to realize the feeding, conveying and blanking system of the embracing melon. 2. Aiming at the problem that the watermelon harvest is difficult to pick up, the present invention designs an embracing header device 1, which simulates the process of manually picking up the watermelon, and utilizes the rotation of the encircling blades 108 to realize the watermelon being picked up from the field into the harvester, the front end of the header bottom plate 107 and the encircling blades 108 The top is made of flexible material, which ensures that the watermelon is picked up while reducing the damage to the watermelon, avoiding the tedious manual picking process.

As shown in FIGS. 5 and 6 , the conveying and blanking system 2 includes a feeding plate 201 , a side plate driven gear 202 , a side plate transmission chain 203 , a side plate driving wheel 204 , at least one melon curtain 205 , a melon vine The blanking baffle 206 and the conveying chute 207; the feeding plate 201 is hinged to the lower end of the conveying chute 207, the upper end of the conveying chute 207 is connected to the silo body 4, and the side plate transmission chain 203 is located in the conveying chute 207, and the side plate The driven gear 202 and the side plate driving wheel 204 are respectively installed at both ends of the conveying trough 207, the melon blanking baffle 206 is installed under the side plate transmission chain 203, and the bottom of the melon blanking baffle 206 is connected to the conveying groove 207 A melon and vine blanking channel is formed therebetween, the melon and vine blanking channel is communicated with the melon and vine silo 10, and the melon and vine blocking curtain 205 is installed on the upper end of the conveying trough 207, and is located above the entrance of the melon and vine blanking channel. The shrinking feeding plate 201 is located on the header bottom plate 107, and is used to feed the watermelon from the embracing header device 1 into the conveying and blanking system 2; The lower end hangs down naturally, which is used to pull down the melon vine and fall off into the melon vine blanking channel, and finally enter the melon vine silo 10 . Aiming at the feeding problem of watermelon, the present invention designs a conveying and blanking system, which utilizes the front-end inclination of the shrinking feeding plate 201 to fall by the inertia of the watermelon itself, so that the watermelon falls from the encircling header device 1 into the conveying blanking system 2, and at the same time shrinks and feeds The feeding plate 201 can also be driven to shrink inward by the transmission system, so as to drive the watermelon to be fed into the conveying and blanking system 2 . Preferably, for the encircling field watermelon harvester of the present invention, in view of the problem of separation between melons and watermelons, the end of the conveying and blanking system 2 is arranged along the conveying direction. A gap of 10-20 cm is left between the rattan curtains 205 . When the watermelon is conveyed, it drives the melon vine curtain 205 backwards, and the melon vine on the watermelon is pulled down by the inertial force of the melon vine curtain 205 when it resets and falls back.

According to this embodiment, preferably, the conveying trough 207 is connected to the main frame 8 through a liftable support rod. The encircling header device 1 is connected to the conveying and blanking system 2, and is installed on the main frame 8 through a liftable support rod, so as to make the watermelon enter the buffer collection device 5;

As shown in FIG. 7 , the melon vine silo 10 includes a melon vine blanking chute 1001, a silo box body 1002, a locking buckle handle 1003, and a silo box door 1004; the silo box body 1002 passes through bolts It is connected and fixed on the main frame 8; the silo box 1002 is installed on the main frame 8; one end of the melon and vine blanking slideway 1001 is connected to the conveying and blanking system 2, and the other end is connected to the silo box 1002, which is used for The melon vines blocked by the melon vine curtain 205 slide into the melon vine silo 10; the silo box body 1002 is provided with a silo box door 1004, and the silo box door 1004 is provided with a locking snap handle 1003, which is used to realize pulling Open the bin door 1004 to clean up the melons and vines. The surrounding type field watermelon harvester of the present invention is designed for the problem of melon and vine collection and a large amount of accumulation, and the melon and vine silo 10 is designed. The channel slides down, and falls into the silo box 1002 with the assistance of the melon and vine blanking chute. The side of the silo box 1002 is designed with a silo box door 1004, which can be opened by locking the buckle handle 1003 to realize the cleaning and discharge of the melon and vine, and lift the The carrying capacity of the harvester is improved, and the long-term operation ability of the harvester is improved.

As shown in FIG. 8 , the buffer collecting device 5 includes an upper support bar 501, a buffer net 502, a lower support bar 503, a lower hydraulic cylinder 504, a fixed side plate 505, and an upper hydraulic cylinder 506; the fixed side plate 505 Installed on the silo body 4, one end of the upper support bar 501 is hinged with the upper part of the fixed side plate 505, the lower support bar 503 is located below the upper support bar 501, and one end of the lower support bar 503 is connected to the fixed side plate. 505 is hinged, the buffer net 502 is installed on the upper support bar 501 and the lower support bar 503 to form a collection channel, the inlet of the collection channel is connected with the inlet of the silo body 4; one end of the lower hydraulic cylinder 504 is connected to the fixed side plate 505 One end of the upper hydraulic cylinder 506 is connected to the fixed side plate 505 , and the other end of the upper hydraulic cylinder 506 is connected to one end of the upper support beam 501 . The inclination of the upper support bar 501 , the buffer net 502 , and the lower support bar 503 is adjusted by the upper hydraulic cylinder 506 and the lower hydraulic cylinder 504 , so that the watermelon falls into the bin 7 . Preferably, the buffer net 502 is composed of a plurality of flexible ropes to form a plurality of evenly distributed square grids, and the area of the square grids does not exceed 0.9 times the cross-sectional area of the small end of the watermelon. The embracing field watermelon harvester of the present invention is designed to solve the problem of collecting watermelons, and a buffer collecting device 5 is designed. The impact force after the watermelon is dropped is reduced through the buffer net 502, and hydraulic cylinders are respectively installed through the upper and lower support bars 503 to control the The inclination angle of the buffer net 502 can be adjusted to realize the adjustment of the falling angle and speed of the watermelon, and improve the collecting and shipping capacity of the harvester.

As shown in FIG. 9 , the impurity exhaust fan 6 also includes a fan inner plate 601, a fan blade 602, a guide duct 603 and a blade rotating shaft 604; one end of the guide duct 603 is installed at the rear of the silo body 4, The fan blade 602 is mounted on the fan inner plate 601 through the blade rotating shaft 604 and one end of the guide pipe 603 of the fan inner plate 601 . The fan blade 602 is used to crush the melon and vine residue, and the diversion pipe 603 is used to directly discharge the melon and vine residue into the field.

As shown in FIG. 10, the rattan fan 9 includes a fan casing 901, a deflector 902 and an exhaust blade 903; the exhaust blade 903 is installed in the fan casing 901, and the baffle 902 is installed in the fan casing 901. At the outlet of the fan housing 901 . The deflector 902 is used to adjust the wind direction to blow the wind to the bottom of the buffer collection device 5 , so as to blow the melons and vines to the blower 6 . Aiming at the problem of further cleaning of melons and vines, the present invention designs a double fan to cooperate with impurity removal. A vine-removing fan 9 is designed at the lower part of the buffer screen 502 to blow up the melons and vines on the buffer screen 502, and the upper end of the silo body 4 is blown up. The impurity exhaust fan 6 is designed to blow in and crush the remaining melons and vines, which reduces the residual rate in the silo 7.

The embracing type field watermelon harvester of the present invention aims at the problem of lack of mechanized harvesting means and large workload in field watermelon planting. The header device 1 simulates manually picking up the watermelon from the field, and then conveys the watermelon to the inside of the harvester through the conveying and blanking system 2. At the same time, using the inertial principle of the melon vine curtain 205, some melons and vines are set off, and they are set off. The melon and vine enters the melon and vine blanking channel between the conveying trough 207 and the melon and vine blanking baffle 206, and falls into the melon and vine silo 10.

The hydraulic cylinder is used to adjust the buffer collecting device 5 to adjust the direction and speed of the watermelon falling into the silo 7, and then use the impurity exhaust fan 6 and the vine removal fan 9 to further remove the melon and vine residue. While harvesting watermelon on a large scale, it also reduces the melon and vine residues caused by most of the harvest, and greatly reduces the workload.

Aiming at the problem of lack of mechanized harvesting means and large workload in the planting of watermelon in the field, the invention is different from the semi-mechanized principle commonly used in combination with manual harvesting and transmission by mechanical conveying troughs. The device 1 simulates picking up the watermelon manually from the field, and then conveys the watermelon to the inside of the harvester through the conveying and blanking system 2, and at the same time uses the principle of inertia to drop the melon vine, and adjusts the buffer collection device 5 through the hydraulic cylinder. The direction and speed of the silo 7, and then use the double fan to further remove the melon and vine. While harvesting watermelon on a large scale, it also reduces the melon and vine residues caused by most of the harvest, and greatly reduces the workload.

The invention has the functions of efficient harvesting, picking up and transporting, conveying, collecting and discharging, and the watermelon harvester can complete the operations of picking up, transporting, conveying, removing impurities, collecting and discharging, etc., which reduces the labor intensity and has certain stability, Reliability and low failure rate, realize efficient harvesting of watermelon and improve harvesting efficiency.

It should be understood that although this specification is described according to various embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for the feasible embodiments of the present invention, and they are not intended to limit the protection scope of the present invention. Changes should all be included within the protection scope of the present invention.

Claims (10)

1. An embracing field watermelon harvester, characterized in that it comprises an embracing header device (1), a conveying blanking system (2), a cab (3), a silo body (4), a buffer collecting device ( 5), an exhaust fan (6), a silo (7), a main frame (8), a rattan fan (9) and a walking system (11); The conveying and blanking system (2), the cab (3), the silo body (4), and the melon silo (10) are respectively installed on the main frame (8), and the walking system (11) is installed on the main frame (8) down; the encircling header device (1) is connected to one end of the conveying blanking system (2), and the other end of the conveying blanking system (2) is connected to one side of the silo body (4); The buffer collecting device (5) is located in the silo (7) of the silo body (4), and the inlet of the buffer collecting device (5) is communicated with the other end of the conveying and blanking system (2). (6) is installed on the other side of the silo body (4), and the rattan fan (9) is installed on one side of the silo body (4). 2 . The embracing field watermelon harvester according to claim 1 , further comprising a melon silo (10); the melon silo (10) is communicated with a conveying and blanking system (2). 3 . 3. The embracing field watermelon harvester according to claim 2, wherein the embracing header device (1) comprises a blade base (101), an upper support beam (102), a connecting shaft (103), A header support beam (104), a header back plate (105), a support beam (106), a header bottom plate (107), an encircling blade (108), an inner drive chain (109), and an inner rotation gear (1010); The blade base (101) is provided with a plurality of surrounding blades (108), the blade base (101) is provided with an inner transmission chain (109), and the inner rotating gear (1010) is arranged on two parts of the inner transmission chain (109). end, the inner transmission chain (109) meshes with the inner rotating gear (1010), the inner rotating gear (1010) is connected with the supporting beam (106) through the gear shaft, the upper end of the supporting beam (106) is connected with the upper supporting beam (102), the lower end It is connected with the header bottom plate (107), the end of the header bottom plate (107) is connected with the header backboard (105), and the header backboard (105) is connected with the connecting shaft (103) through the header support beam (104). 4. The embracing type field watermelon harvester according to claim 3, wherein the conveying and blanking system (2) comprises a feeding plate (201), a side plate driven gear (202), a side plate transmission chain (203), a side plate driving wheel (204), at least one vine curtain (205), a vine blanking baffle (206) and a conveying trough (207); The feeding plate (201) is hinged with the lower end of the conveying chute (207), the upper end of the conveying chute (207) is connected with the silo body (4), and the side plate transmission chain (203) is located in the conveying chute (207), The side plate driven gear (202) and the side plate driving wheel (204) are respectively installed at both ends of the conveying trough (207), and the melon blanking baffle plate (206) is installed under the side plate transmission chain (203), and is connected with the side plate transmission chain (203). A melon and vine blanking channel is formed between the conveying troughs (207), the melon and vine blanking passage is communicated with the melon and vine silo (10), and the melon and vine blocking curtain (205) is installed on the upper end of the conveying trough (207), and is located in the melon and vine Above the entrance of the blanking channel. 5 . The embracing watermelon harvester according to claim 1 , wherein the conveying trough ( 207 ) is connected to the main frame ( 8 ) through a liftable support rod. 6 . 6. The embracing field watermelon harvester according to claim 1, characterized in that, the end of the conveying and blanking system (2) is arranged along the conveying direction with 2-3 melon vine curtains (205), and adjacent melons A gap of 10-20 cm is left between the rattan curtains (205). 7. The embracing field watermelon harvester according to claim 1, wherein the buffer collecting device (5) comprises an upper support bar (501), a buffer net (502), and a lower support bar (503) , a lower hydraulic cylinder (504), a fixed side plate (505), and an upper hydraulic cylinder (506); The fixed side plate (505) is mounted on the silo body (4), one end of the upper support cross bar (501) is hinged with the upper part of the fixed side plate (505), and the lower support cross bar (503) is located on the upper support cross bar The lower part of (501), and one end of the lower support cross bar (503) is hinged with the fixed side plate (505), and the buffer net (502) is installed on the upper support cross bar (501) and the lower support cross bar (503) to form A collection channel, the inlet of the collection channel is connected with the inlet of the silo body (4); one end of the lower hydraulic cylinder (504) is connected with the fixed side plate (505), and the other end is connected with one end of the lower support crossbar (503), One end of the upper hydraulic cylinder (506) is connected with the fixed side plate (505), and the other end of the upper hydraulic cylinder (506) is connected with one end of the upper support cross bar (501). 8. The embracing type field watermelon harvester according to claim 1, characterized in that, the impurity exhaust fan (6) further comprises a fan inner plate (601), fan blades (602), and a guide pipe (603) and blade shaft (604); One end of the guide pipe (603) is installed at the rear of the silo body (4), the fan blade (602) is installed on the fan inner plate (601) through the blade rotating shaft (604), and the flow guide of the fan inner plate (601) inside one end of the pipe (603). 9. The embracing type field watermelon harvester according to claim 1, characterized in that, the devine fan (9) comprises a fan casing (901), a deflector (902) and an exhaust blade (903) ; The exhaust blades (903) are installed in the fan casing (901), and the guide plate (902) is installed at the outlet of the fan casing (901). 10. The embracing type field watermelon harvester according to claim 1, wherein the melon and vine silo (10) comprises a melon and vine blanking chute (1001), a silo box (1002), a locking The snap handle (1003) and the silo box door (1004); the silo box body (1002) is installed on the main frame (8); one end of the melon and vine blanking slideway (1001) is connected to the conveying blanking system (2), the other end is connected to the silo box (1002), the silo box (1002) is provided with a silo box door (1004), and the silo box door (1004) is provided with a locking snap handle (1003).

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