CN217445782U - Agricultural operation machine with built-up function - Google Patents

Abstract

The agricultural working machine with the function capable of being built comprises a tractor, a suspension bracket connected to the tractor, a side bracket with a movable supporting surface, a hooking component used for connecting a front working machine and a connecting unit used for connecting a rear working machine and connected with the suspension bracket; the two side supports are respectively connected to the left side and the right side of the tractor, and the rear operation machine tool is arranged on the rear side of the suspension bracket in a swinging mode through the connecting unit; the hooking component comprises a hooking piece seat which is connected to the front end of the tractor and is provided with a hook head, and a hooking groove seat which is connected to the front working machine and is provided with a hooking groove matched with the shape of the hook head, and the front working machine is hooked at the front end of the tractor through the hooking component. Has the advantages that: agricultural operation machines with different functions can be built, so that the use cost of the agricultural machine, particularly the large-scale agricultural machine, is reduced.

Description

Agricultural operation machine with built-up function

Technical Field

The invention relates to agricultural machinery, in particular to an agricultural working machine with a built-up function.

Background

The existing large-scale plant protection machine is used for spraying the pesticide on large farmland, has wide spraying width and large whole machine width, so the manufacturing cost is high, but the function is single, and the whole machine is idle for most of time, thereby increasing the use cost. The existing rice transplanter is narrow in integral transplanting range, a driver and two operators which operate at the two sides behind the driver are needed during rice transplanting, the seedlings can be placed only at the two sides of the driver and within a range which can be taken by the operators, so that the seedlings at the corresponding side are placed on a seedling carrying table at the rear side of the machine, and the seedling carrying amount is small. For large-area paddy fields and rice transplanting operation which needs three persons to cooperate, the efficiency is low. Meanwhile, before transplanting rice seedlings, fertilization operation is carried out through a fertilizer applicator. Therefore, the single-function working machine has the problems of increased working steps, low working efficiency, high working cost, low utilization rate and high use cost as the single-function plant protection machine.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an agricultural working machine with a built-up function, which has the following specific scheme:

the agricultural working machine with the built function comprises a tractor, a suspension bracket connected to the tractor, a side bracket with a movable supporting surface, a hooking component used for connecting a front working machine and a connecting unit used for connecting a rear working machine and connected with the suspension bracket; the two side supports are respectively connected to the left side and the right side of the tractor, and the rear working machine tool can be arranged on the rear side of the suspension bracket in a swinging mode through the connecting unit; the hooking component comprises a hooking piece seat which is connected to the front end of the tractor and is provided with a hook head, and a hooking groove seat which is connected to the front working machine and is provided with a hooking groove matched with the shape of the hook head, and the front working machine is hooked at the front end of the tractor through the hooking component.

The agricultural working machine with the function capable of being built further is characterized in that the connecting unit is a rear platform, and the rear platform comprises a bedplate, a swing frame arranged on the lower side of the bedplate and a rack arranged on the upper side of the bedplate and used for being connected with the suspension frame; the postpositional operation machine is a rice transplanting machine which comprises a floating boat and a rice carrying platform provided with transplanting arms, wherein the two rice carrying platforms are connected to the rear side of the floating boat in a left-right parallel arrangement with a front-rear position difference, and the rice seedling row spacing of the transplanting arms at the adjacent positions of the two rice carrying platforms is the same as the rice seedling row spacing of the transplanting arms of the two adjacent transplanting arms of the same rice carrying platform; the floating boat is connected below the rear platform in a swinging way through a swinging frame; during the operation of transplanting rice seedlings, the side support is used for placing the seedling, and two operation personnel are in the left side and the right side of back platform respectively, snatch respectively and correspond the seedling on the side support to the seedling platform that carries of side, and the seedling that is in the operation personnel and snatchs the scope is got the back, and the translation messenger of accessible side support bottom snatchs the seedling translation outside the scope and arrives and snatch the scope.

The agricultural operation machine with the function capable of being built further comprises a swing frame, wherein the swing frame comprises swing rods and connecting seats, the connecting seats can be hinged to the rear platform in a left-right swinging mode, the four connecting rods are symmetrically arranged on the left side and the right side of the connecting seats in a group in pairs, the two swing rods in each group of swing rods are arranged in parallel in the front-back direction, the upper end and the lower end of each group of swing rods are hinged to the connecting seats and the floating boats respectively, and the floating boats can swing left and right along with the connecting seats and can swing front and back along with the swing rods.

The agricultural operation machine with the built-up function is further designed in that the front side of the floating boat tilts upwards in an arc shape, and the rear side of the floating boat and the rear side of the bedplate are both stepped with front-back position difference on the left side and the right side; and the rear side of the floating boat is behind the rear side of the bedplate.

The agricultural working machine with the built-up function is further designed in that the seedling carrying table is driven by a seedling carrying and transplanting transmission mechanism, the loading and inserting transmission mechanism comprises a main transmission shaft, an auxiliary transmission shaft, a side transmission shaft, a universal joint, a gear box and a chain transmission assembly consisting of a chain wheel and a chain, wherein an input shaft is arranged at the center of one side of the gear box, the other side of the gear box opposite to the side and two symmetrical sides relative to the input shaft are respectively provided with an output shaft, a main transmission shaft is rotatably supported below a chassis of the tractor and is parallel to a power shaft of the tractor, the power shaft drives the main transmission shaft through a chain transmission assembly, two ends of a secondary transmission shaft are respectively connected with the main transmission shaft and the input shaft of the gear box through universal joints, one end of each of two side transmission shafts is respectively connected with the output shaft on the corresponding side of the gear box through the universal joint, and the other end of each of the two side transmission shafts is respectively connected with the input shaft of the seedling carrying table on the corresponding side through the universal joint.

The agricultural working machine with the function capable of being built is further designed in that the connecting unit is a connecting support, the connecting support is connected with the suspension bracket, and two limit surfaces with the same height are arranged on the connecting support; the rear-mounted operation machine is a plant protection machine, the plant protection machine comprises a spraying frame hinged to a connecting support and a spraying device arranged on the spraying frame, the spraying device is composed of a spraying pipe and a plurality of spray heads connected to the spraying pipe, during plant protection operation, the side support is used for placing a medicine box storing and storing pesticides, the pesticides in the medicine box are pumped out by a pump and are conveyed to the spraying pipe through a hose, the spraying frame keeps balance through swinging around a hinged point, and the swinging amplitude is limited by a limiting surface.

The agricultural operation machine with the built-up function is further designed in that the spraying frame comprises hydraulic oil cylinders, a main support and side supports, wherein the main support and the side supports are both provided with pesticide spraying devices; during plant protection operation, the side support rotates to a horizontal spreading position to form the maximum width of the spraying frame, and during non-operation walking, the side support rotates to the highest position to form the minimum width of the spraying frame.

The agricultural working machine with the function capable of being built is further designed in that the front working machine is a fertilizer applicator which is hooked at the front end of the tractor through a hooking component.

The functionally configurable agricultural machine is further designed in that the lateral carrier comprises a lateral support frame and a conveyor belt arranged on the lateral support frame and forming a movable support surface.

The agricultural operation machine that the function can be built's further design lies in, the side supporting frame includes bottom frame, two power transmission rollers and a plurality of transition driving roller, two power transmission rollers rotate respectively and connect at bottom frame front end and rear end, and a plurality of transition driving rollers rotate and connect on the bottom frame between these two power transmission rollers and parallel with the power transmission roller, and the conveyer belt encircles two power transmission rollers and a plurality of transition driving roller, forms portable bearing surface at the supporting frame upside.

A further design of the functionally buildable agricultural implement is that the drive roll is driven by a gear pump driven by an oil pump of the tractor.

The agricultural working machine with the built function is further designed in that the suspension frame comprises a rectangular frame and traction rods, the suspension frame is connected to the tractor through a horizontal frame edge at the lower end of the rectangular frame, and the two traction rods are hinged to a vertical frame edge on the left side and a vertical frame edge on the right side of the rectangular frame respectively.

The agricultural working machine with the function capable of being built is further designed in such a way that two ends of the upper end horizontal frame edge of the rectangular frame respectively extend to the upper parts of the side supports of the corresponding sides and are connected with the side supports through connecting rods.

The invention has the beneficial effects that:

the invention extracts the parts with the commonality from a plurality of single-function working machines to form a shared basic part (such as a part formed by a tractor and side brackets connected with the two sides of the tractor), namely a shared module, and takes the parts (such as a transplanting working machine and a plant protection working machine) capable of realizing special working functions as special modules, the shared module is connected with different special modules through a connecting unit, and agricultural working machines with different functions can be built, thereby reducing the use cost of the agricultural machines, particularly large agricultural machines.

The tractor and the side supports which are arranged on the left side and the right side of the tractor and can translate at the bottoms are used as a shared module, wherein the side supports enable the balance of the whole tractor to be good, the space around the tractor is utilized to the maximum extent, and the accommodating space adaptive to large-scale acting machinery is formed. When the plant protection working machine is built, the side supports on the two sides are used for placing pesticide boxes, so that the pesticide loading capacity is greatly improved, and the pesticide spraying working efficiency of a large field is improved; when setting up for transplanting rice seedlings operation machine, a large amount of seedlings can be stacked to the side support of both sides, and the seedling just in time is facing to the operation personnel that corresponds the side, and the seedling that is in the operation personnel and snatchs the scope has been got the back, and the translation messenger of accessible side support bottom snatchs the seedling translation outside the scope and to snatching the within range, makes the seedling be in the position that is fit for snatching all the time, is favorable to improving work efficiency.

The hooking component for connecting the fertilizer applicator to the front end of the tractor, which is designed by the invention, not only utilizes the space of the front end of the tractor, but also simply and quickly connects the fertilizer applicator to the tractor in a hooking mode, and can match operation functions according to the characteristic requirements of operation, such as simultaneously matching the fertilizer applicator and a seedling transplanting operation machine, simultaneously carrying out fertilizer applicator and seedling transplanting, and simultaneously carrying out multiple operations on an operation machine, thereby reducing the steps of agricultural operation, improving the operation efficiency and reducing the operation cost.

The seedling carrying platform is arranged on the floating boat, and the floating boat can swing back and forth and left and right through the swing frame, so that the seedling carrying platform has a function of profiling along the ground, seedlings can be inserted to the same depth, the floating boat can perform a function of shaping the paddy field, and the transplanting quality is better ensured.

The invention adopts two seedling carrying tables, greatly increases the transplanting amplitude, solves the problem of mutual interference possibly existing when the two seedling carrying tables swing left and right by arranging the two seedling carrying tables in parallel with a front-back position difference, and ensures that the row spacing of the transplanted seedlings in the transplanting amplitude of the two seedling carrying tables is equal without the occurrence of the problem that the row spacing of the seedlings transplanted by the transplanting arms adjacent to the two seedling carrying tables is different from the other row spacing by arranging all transplanting arms of the two seedling carrying tables at equal intervals.

According to the plant protection operation machine, the spraying frame provided with the pesticide spraying device is arranged on the suspension frame in a swinging mode, the swinging amplitude is limited through the limiting surface, and the spraying frame can be automatically balanced by self-weight energy if jolting during running in the operation process. The spraying frame mainly comprises a main support and two side supports hinged to two sides of the main support, the spraying frame with the maximum width can be formed through rotation of the side supports to complete spraying of the maximum width, and the spraying frame with the minimum width can also be formed to adapt to a running state, so that the spraying frame is good in adaptability and can meet requirements of different states.

Drawings

Fig. 1 is a schematic structural view of a fertilizer application machine constructed in embodiment 1.

Fig. 2 is a schematic structural view of a side frame in the fertilizer applicator shown in fig. 1.

FIG. 3 is a shaft sleeve seat

Fig. 4 is a schematic structural diagram of the tensioning mechanism.

FIG. 5 shows a combined rice and fertilizer transplanting machine constructed in accordance with example 2.

Fig. 6 is a plan view of the combined rice transplanting and fertilizing operation shown in fig. 5.

Fig. 7 is a schematic structural view of a side bracket in the combined rice-transplanting and fertilizing machine shown in fig. 2.

FIG. 8 is a schematic view of the structure of the rice transplanter.

Fig. 9 is a partial enlarged view under the rear platform.

Fig. 10 is a schematic structural view of the transmission of the insertion transmission mechanism 7.

FIG. 11 shows a plant protection working machine constructed in example 3.

Detailed Description

Example 1

As shown in fig. 1, the present embodiment is a fertilizer application machine constructed by a base component and a professional component. The base member includes: the tractor comprises a tractor 1, side supports 3 arranged on the left side and the right side of the tractor, and hooking components 4 and a suspension bracket 2 which are arranged at the front end and the rear end of the tractor 1; the professional component is a fertilizer applicator 8 and a front-mounted operation machine.

The suspension bracket 2 is used for connecting a rear-mounted working machine and mainly comprises a rectangular frame 21 and traction rods 22, the lower horizontal frame edge of the rectangular frame 21 is connected to the tractor 1, the left side frame edge and the right side frame edge are respectively hinged with the two traction rods 22, and the rear-mounted working machine is connected with the traction rods 22 through corresponding connecting units, so that the rear-mounted working machine can be connected to the suspension bracket 2 in a swinging mode.

The side supports 3 are intended to form a supporting platform for the sundries, adapted to the supporting accommodation requirements of the working machine for the sundries to be placed during operation. The side frame 3 of the invention has a movable support surface so that the sundries placed on the side frame 3 can be easily taken by translation of the support surface.

As shown in fig. 2 and fig. 3, the side frame of this embodiment includes a side supporting frame 31, a conveyor belt 34 and two driving rollers 32, the two driving rollers 32 are respectively rotatably connected to the supporting frame 31 through bushing seats 35 disposed at the front end and the rear end of the supporting frame, the conveyor belt 34 is driven by the driving rollers 32, and when the conveyor belt 34 is driven by the driving rollers 32, a movable supporting surface on the side frame 3 is formed. The driving roller 32 of this embodiment is driven by a motor, and a support 341 is provided at the inner side of the rear end of the side supporting frame 31 corresponding to the inner axial end of the driving roller for placing the motor, and the motor (not shown) is connected with the driving roller through its rotating shaft and the rotating shaft of the driving roller to drive the driving roller to rotate.

In order to enable the conveyor belt 34 to be more effectively driven by the driving roller 32, a tensioning mechanism 30 is further provided in this embodiment, as shown in fig. 4, the tensioning mechanism 30 mainly includes a tensioning bracket 301, a movable bracket 302, and a bolt 303 and a nut 304 which are adapted to the tensioning bracket 301, the tensioning bracket 301 is welded to the outer side of the side supporting frame 31, the tensioning bracket 301 has two vertical supporting plates, a sleeve seat 35 at the rear end of the supporting frame is horizontally movably disposed in the tensioning bracket 301 between the two vertical supporting plates, one of the supporting plates is connected to the nut 304 and provided with a hole 3022 at the position of the nut for allowing the bolt to pass through, one end of the bolt 303 passes through the hole 3022 and is screwed to the nut 304 to abut against the sleeve seat 35, thereby adjusting the tensioning degree of the conveyor belt, and the movable bracket 302 is adjustably connected to the tensioning bracket 301 at an upper position and a lower position to restrain the sleeve seat 35 from moving up and down.

The hooking component 4 comprises a hooking piece seat 41 with a hook head and a hooking groove seat 42 with a hook groove matched with the shape of the hook head, the hooking piece seat 41 is connected to the front end of the tractor 1, the hooking groove seat 42 is connected to the rear side of the fertilizer applicator 8, and the fertilizer applicator 8 is hooked on the hooking piece seat 41 at the front end of the tractor 1 through the hooking groove seat 42 and is conveniently connected to the front end of the tractor.

When the fertilizer is applied to the field, if the fertilizer is carried by the fertilizer applicator, the fertilizer is often supplemented for many times, so that the operation efficiency is low. The invention can carry more fertilizer by the side bracket 3, the carried fertilizer is respectively arranged in a plurality of fertilizer boxes, each fertilizer box filled with the fertilizer has the weight suitable for being carried by one person, a plurality of fertilizer boxes are arranged in parallel along the length direction of the conveyor belt 34, when the fertilizer in the fertilizer applicator 8 is used up, the operator carries the fertilizer box at the foremost end of the conveyor belt to the fertilizer applicator and pours out the fertilizer, the fertilizer box at the position is convenient to take out from the conveyor belt 34 and is nearest to the fertilizer applicator, then the driving roller 32 is driven to rotate by controlling the motor to drive the conveyor belt 34 to move, the next front fertilizer box which is originally arranged at the rear side of the front fertilizer box is driven to the front position, the empty box for pouring out the fertilizer is placed at the empty position at the rear side of the conveyor belt 34, and the process is repeated until all the fertilizer boxes are moved to the front position and the fertilizer in the empty box is poured out.

Example 2

As shown in fig. 5 and 6, the present embodiment is implemented by re-building functions based on embodiment 1, and adds a rear working implement, which is a rice transplanting implement 6, and the rice transplanting implement 6 is swingably connected to the suspension frame 2 of the tractor through the connection unit of the rear platform 5, so that fertilization and rice transplanting operations can be simultaneously performed, thereby forming a rice transplanting and fertilizing combined working machine.

The embodiment further improves the basic components:

firstly, as for the improvement of the side bracket 3 based on the embodiment 1, as shown in fig. 7, a plurality of transition rollers 33 parallel to the driving rollers are additionally arranged on the side supporting frame between the two driving rollers of the side bracket 3, so that the driving belt is convenient to drive, and the rigidity of the supporting frame is increased; at the same time, the fence 35 is arranged at the periphery of the supporting frame, which can prevent the objects placed on the transmission belt from falling.

Secondly, the hanger 2 of the present embodiment is substantially the same as the hanger 2 of the embodiment 1 with respect to the modification of the hanger 2 of the embodiment 1, except that both ends of the horizontal frame edge at the upper end of the rectangular frame 21 are respectively extended above the side frames 3 at the corresponding sides and connected to the side support frame 3 through the connecting rod 39 to make the side frames 3 have a larger load-bearing capacity.

Thirdly, in the modification of the transmission power of the transmission roller 32 according to embodiment 1, the gear pump 37 is adopted in this embodiment, and the rotation shaft of the gear pump 37 is connected with the rotation shaft of the transmission roller to drive the rotation of the transmission roller 32, thereby driving the transmission belt 34. The high-pressure oil required by the gear pump is supplied by an oil pressure system carried by the tractor, and the gear has larger driving torque compared with the motor, so the gear pump is particularly suitable for the situation that the placed objects carried on the transmission belt 34 are heavy.

Referring to fig. 8 and 9, the rice transplanter 6 comprises a float 62 and a seedling carrying platform 61 with a transplanting arm 611, the two seedling carrying platforms are arranged side by side in the left-right direction with a front-back position difference and connected to the rear side of the float 62, the distance between the two seedling carrying platforms 61 in the parallel direction is designed as follows: the row spacing of the seedlings planted by the two planting arms at the adjacent positions of the two seedling carrying platforms is the same as that of the seedlings planted by the two adjacent planting arms on the same seedling carrying platform. The floats 62 allow the seedling stage 61 to vary with the terrain, thereby keeping the transplanting arms 611 to transplant seedlings at a set transplanting depth all the time. The front side of the float boat 62 is upward curved and raised, so that the float boat has better obstacle crossing capability when walking along with a tractor, and the rear side of the float boat is a step shape with front and rear position differences on the left and right sides so as to adapt to the arrangement of the front and rear position differences of the two seedling carrying platforms.

As shown in fig. 10, the two seedling carrying tables are driven by the seedling carrying transmission mechanism 7, and the seedling carrying transmission mechanism 7 comprises a main transmission shaft 71, a secondary transmission shaft 72, a side transmission shaft 73, a universal joint 74, a gear box 75 and a chain transmission assembly 76 consisting of a chain wheel and a chain. The gear box 75 is mainly composed of a box body, an input gear, two output gears and a plurality of transmission gears (all the gears are not shown), the input gear is arranged in the center of the box body, the corresponding input shaft extends out from one side of the box body, the two output gears are respectively arranged on two sides of the input gear, the corresponding two output shafts extend out from the other parallel side of the box body, the input gear and the output gears on the two sides are in meshing transmission through the plurality of transmission gears, and the centers of all the gears are positioned at the same height position. The main transmission shaft 71 is supported below a chassis 11 of the tractor and is parallel to a power output shaft 12 of the tractor, the power output shaft 12 on the tractor and the transmission main transmission shaft 71 are transmitted through a chain transmission assembly 76, the main transmission shaft 71 is connected with one end of a secondary transmission shaft 72 through a universal joint 74, the other end of the secondary transmission shaft 72 is connected with an input shaft of a gear box 75 through the universal joint 74, two output shafts of the gear box 75 are respectively connected with one end of a side transmission shaft 73 through the universal joint 74, the other end of the side transmission shaft 73 is connected with the input shaft of a seedling carrying table on the corresponding side through the universal joint 74, and the rotating torque on the power output shaft 12 is transmitted to the seedling carrying table to drive the seedling carrying table and the transplanting arm to move.

The rear platform 5 serves as a connecting unit for connecting a rice transplanting implement 6 (professional part) to the suspension frame 2 (basic part) and also as an operating platform for the operator. The rear platform 5 is at least composed of a bedplate 51, a rack 52 and a swinging frame 53, in order to ensure the operation safety, the periphery of the bedplate 51 is provided with a fence 54, the rack 52 is arranged on the upper side of the bedplate 51 and is used for being connected with one end of a traction rod 22 on a suspension frame 2, the rack is a frame formed by connecting a plurality of rod pieces, the rear platform 5 is connected to the rear of the tractor, and the left side and the right side of the front side of the rear platform 5 are respectively butted with the rear side of a side bracket on the corresponding side.

The swing frame 53 is provided on the lower side of the deck 5a1 in the rear deck 5, and is mainly composed of a swing link 5a31 and a hinge base 5a 32. The hinge base of the present embodiment is constituted by the boss 5a322 and the frame member 5a321, the frame member 5a321 being formed by connecting rod members, and the bosses 5a322 being provided at both front and rear ends of the upper side of the frame member. The bedplate 5A1 is provided with two long slot holes 5A11, the distance between the two long slot holes 5A11 is matched with the distance between the two shaft sleeves 5A34 on the hinge seat, the two shaft sleeves 5A34 on the upper side of the frame piece 5A321 respectively pass through the corresponding long slot holes 5A11 and are exposed above the bedplate 5A1, two ends of a hinge shaft 5A33 arranged on the bedplate 5A1 respectively penetrate through the corresponding shaft sleeves 5A322, so that the hinge seat 612 can be connected with the rear platform 5A in a left-right swinging mode. The four swing rods 5A31 are symmetrically arranged on the left side and the right side of the hinge seat 5A32 in a pairwise and one group mode, two swing rods 5A31 in each group of swing rods are arranged in parallel front and back, the upper ends of the swing rods are hinged with the hinge seat 5A32, the lower ends of the swing rods are hinged with the floating boat 62, the floating boat 62 can be connected below the rear platform in a front-back and left-right swinging mode, and the rear side of the floating boat 62 is arranged on the rear side of the rear platform 5A. The transplanter 6 is thus pivotably arranged on the rear side of the suspension bracket via a connecting unit.

In combination with the functional requirements of the rice transplanting machine 6, the embodiment provides a preferable structure of the pontoon 62, the float boat 62 is mainly composed of a float boat frame 622, a float boat plate 621 connected with the lower side of the float boat frame, a connecting bracket 623 and a stay bar 624, the float boat frame 622 is at least provided with a flat frame 6221 and a plurality of arc-shaped bar elements 6223, the arc-shaped bar elements 6223 are upwards tilted and connected with the front side of the flat frame 6221, the float boat plate 621 is basically flush with the back side of the flat frame 6221, and both have a stepped structure with front and rear position differences on the left and right sides, the central positions of the left rear side and the right rear side of the float frame with the front and rear position differences are respectively connected with a connecting bracket 623 for connecting a side seedling carrying platform, and a stay 624 is connected between the front end of the connecting bracket 623 and the frame rod at the front side of the horizontally placed frame 6221, so that the connecting bracket 623 is in a better stress state, and the front side of the pontoon plate is upwards arched along the arc rod 6223 and is connected with the same. In order to make the front side of the tilted float plate more rigid, the float frame 622 of this embodiment is further provided with a vertical frame 6222, which is a triangular frame with a stable structure, and is connected to the front side of the horizontal frame 6221 and is connected to the arc-shaped rod 6223 at the corresponding position.

During the compound operation machine operation of transplanting rice seedlings of this embodiment, side support 3 is used for placing the seedling, two operation personnel are in the left side and the right side of back platform respectively and are facing to the position that corresponds side support 3, snatch the seedling to the year seedling platform that corresponds the side on the corresponding side, transplant the seedling to the seedling bed with the arm of planting in supplying to carry the seedling platform, after the seedling that is in the operation personnel snatch the scope is got to the completion, the translation messenger of operation personnel accessible control side support bottom snatchs the seedling translation outside the scope and shifts to snatching the scope.

Example 3

As shown in fig. 11, the present embodiment is based on the construction of the base member and a rear work implement in embodiment 2, the rear work implement is a plant protection implement 8, and the plant protection implement 8 is swingably connected to the suspension frame 2 of the tractor by a connecting unit of the connecting bracket 5B, whereby plant protection work can be performed, thereby constituting a plant protection work implement.

The connecting bracket 5B is a rectangular frame, and is connected with one end of the traction rod 22 on the suspension bracket 2, and two vertical frame rods of the rectangular frame are respectively provided with a limiting surface 5B 1.

The plant protection machine 8 comprises a spray frame 82 and a spray device 81 which is essentially composed of a spray pipe 812 and a number of spray heads 811 connected to the spray pipe. The spraying frame 82 mainly comprises a main support 821, a side support 822 and a hydraulic telescopic oil cylinder 823, the main support 821 and the side support 822 are space triangular supports formed by connecting rod pieces, spraying devices 81 are arranged on the space triangular supports, the supports on the two sides are symmetrically hinged to the left side and the right side of the main support, the hydraulic telescopic oil cylinder is arranged between the side support 822 and the main support 821 on each side, and the hydraulic telescopic oil cylinder stretches out and draws back to drive the side support 822 to rotate around a hinge point to form expansion or retraction of the side support. During plant protection operation, the side bracket 822 is driven by the hydraulic telescopic oil cylinder 823 to rotate downwards and gradually expand, and when the length direction of the side bracket rotates to be consistent with the length direction of the main bracket, the maximum spreading is formed, so that the maximum spraying width of the spraying bracket 82 is formed. When the bicycle is in a walking state, the side bracket 822 is driven by the hydraulic telescopic cylinder 823 to rotate upwards and gradually retract until the highest retracting position is reached, and the minimum spreading is formed.

The spray bar 82 is articulated on the connecting bar 5B by means of a main bar 821, in a centrally symmetrical position, so that the plant protection device 8 can be pivoted relative to the suspension bar 2. During plant protection operation, if uneven fields are kept balanced through swinging, the two limiting surfaces 5B1 on the connecting support 5B are positioned below the main support 821, so that swinging of the plant protection machine 8 is limited by the limiting surfaces 5B1, and swinging amplitude is limited. The stopper face 5B1 may be a screw end screwed into a fixing nut so that its height position is adjustable.

The side supports 3 in the base member of the present invention are used for placing the medicine boxes 9, the pesticide to be used for the plant protection operation is stored in the medicine boxes 9, the pesticide in the medicine boxes 9 is pumped out by a pump (not shown), and the pesticide is sprayed out from the spray heads through hoses (not shown) correspondingly connecting the pump and the medicine boxes and the pump and the medicine tube 812.

Claims (13)

1. The utility model provides an agricultural operation machine that function can be built, includes tractor and the mounted frame of connection on the tractor, its characterized in that: the side bracket is provided with a movable supporting surface, a hooking component used for connecting a front working machine tool and a connecting unit used for connecting a rear working machine tool and connected with the suspension bracket; the two side supports are respectively connected to the left side and the right side of the tractor, and the rear working machine tool can be arranged on the rear side of the suspension bracket in a swinging mode through the connecting unit; the hooking component comprises a hooking piece seat which is connected to the front end of the tractor and is provided with a hook head, and a hooking groove seat which is connected to the front working machine and is provided with a hooking groove matched with the shape of the hook head, and the front working machine is hooked at the front end of the tractor through the hooking component.

2. The functionally-buildable agricultural implement of claim 1, wherein: the connecting unit is a rear platform which comprises a bedplate, a swing frame arranged on the lower side of the bedplate and a rack arranged on the upper side of the bedplate and connected with the suspension bracket; the rear operation machine is a seedling transplanting machine, the seedling transplanting machine comprises a floating boat and seedling carrying platforms provided with transplanting arms, the two seedling carrying platforms are connected to the rear side of the floating boat in a left-right parallel arrangement with front-back position difference, and the row spacing of seedlings transplanted by the two transplanting arms at the adjacent positions of the two seedling carrying platforms is the same as that of the seedlings transplanted by the two adjacent transplanting arms of the same seedling carrying platform; the floating boat is connected below the rear platform in a swinging way through a swinging frame; during the operation of transplanting rice seedlings, the side support is used for placing the seedling, and two operation personnel are in the left side and the right side of back platform respectively, snatch respectively and correspond seedling on the side support to the seedling platform that carries of corresponding side, and the seedling that is in the operation personnel and snatchs the scope is got up the back, and the translation messenger of accessible side support bottom snatchs the seedling translation outside the scope to snatching the scope in.

3. The functionally-buildable agricultural implement of claim 2, wherein: the swing frame comprises swing rods and a connecting seat, the connecting seat can swing left and right and is hinged to the rear platform, four connecting rods are symmetrically arranged on the left side and the right side of the connecting seat in a pairwise mode, the two swing rods in each group of swing rods are arranged in parallel in the front-back direction, and the upper end and the lower end of each swing rod are hinged to the connecting seat and the floating boat respectively, so that the floating boat can swing left and right along with the connecting seat and can swing front and back along with the swing rods.

4. A functionally configurable agricultural work machine according to claim 3, wherein: the front side of the floating boat is upwards arched, and the rear sides of the floating boat and the bedplate are both stepped with front and rear position differences on the left and right sides; and the rear side edge of the floating boat is arranged behind the rear side edge of the bedplate.

5. The functionally-buildable agricultural implement of claim 2, wherein: the seedling carrying table is driven by a seedling carrying and transplanting transmission mechanism, the seedling carrying and transplanting transmission mechanism comprises a main transmission shaft, an auxiliary transmission shaft, side transmission shafts, universal joints, a gear box and a chain transmission assembly consisting of chain wheels and chains, an input shaft is arranged at the central position of one side of the gear box, output shafts are respectively arranged on the other side of the gear box opposite to the side and on two symmetrical sides relative to the input shaft, the main transmission shaft is rotatably supported below a chassis of the tractor and is parallel to a power shaft of the tractor, the main transmission shaft is driven by the chain transmission assembly, two ends of the auxiliary transmission shaft are respectively connected with the main transmission shaft and the input shaft of the gear box through the universal joints, one end of each side transmission shaft is respectively connected with the output shaft on the corresponding side of the gear box through the universal joint, and the other end of each side transmission shaft is respectively connected with the input shaft of the seedling carrying table on the corresponding side through the universal joint.

6. The functionally-buildable agricultural implement of claim 1, wherein: the connecting unit is a connecting bracket, the connecting bracket is connected with the suspension bracket, and two limit surfaces with equal height are arranged on the connecting bracket; the rear-mounted operation machine is a plant protection machine, the plant protection machine comprises a spraying frame hinged to a connecting support and a spraying device arranged on the spraying frame, the spraying device is composed of a spraying pipe and a plurality of spray heads connected to the spraying pipe, during plant protection operation, the side support is used for placing a medicine box storing and storing pesticides, the pesticides in the medicine box are pumped out by a pump and are conveyed to the spraying pipe through a hose, the spraying frame keeps balance through swinging around a hinged point, and the swinging amplitude is limited by a limiting surface.

7. The functionally configurable agricultural work machine of claim 6, wherein: the spraying frame comprises hydraulic oil cylinders, a main bracket and side brackets, wherein the main bracket and the side brackets are both provided with pesticide spraying devices, the brackets on the two sides are respectively hinged on the left side and the right side of the main bracket, the two hydraulic oil cylinders are respectively arranged on the left side and the right side of the main bracket, the two ends of the hydraulic oil cylinders are respectively hinged with the main bracket and the side bracket on the corresponding side, a triangular structure is formed among the hydraulic oil, the main bracket and the side brackets, and the side brackets rotate around the hinged parts due to the expansion of the hydraulic oil; during plant protection operation, the side support rotates to a horizontal spreading position to form the maximum width of the spraying frame, and during non-operation walking, the side support rotates to the highest position to form the minimum width of the spraying frame.

8. The functionally-buildable agricultural implement of claim 1, wherein: the front-mounted operation machine is a fertilizer applicator which is hooked at the front end of the tractor through a hooking component.

9. A functionally buildable agricultural implement as set forth in any one of claims 1-8, wherein: the side support comprises a side supporting frame and a conveyor belt which is arranged on the side supporting frame and forms a movable supporting surface.

10. The functionally buildable agricultural implement of claim 9, wherein: the side supporting frame comprises a bottom frame, two power transmission rollers and a plurality of transition transmission rollers, the two power transmission rollers are respectively connected to the front end and the rear end of the bottom frame in a rotating mode, the transition transmission rollers are connected to the bottom frame between the two power transmission rollers in a rotating mode and are parallel to the power transmission rollers, the conveying belt surrounds the two power transmission rollers and the transition transmission rollers, and a movable supporting surface is formed on the upper side of the supporting frame.

11. The functionally configurable agricultural work machine of claim 10, wherein: the power transmission roller is driven by a gear pump driven by an oil pump of a tractor.

12. A functionally buildable agricultural implement as set forth in any one of claims 1-8, wherein: the suspension frame comprises a rectangular frame and traction rods, the suspension frame is connected to the tractor through the lower horizontal frame edge of the rectangular frame, and the left vertical frame edge and the right vertical frame edge of the rectangular frame are respectively hinged with the two traction rods.

13. The functionally configurable agricultural work machine of claim 12, wherein: the two ends of the upper horizontal frame edge of the rectangular frame extend to the upper parts of the side supports on the corresponding sides respectively and are connected with the side supports through connecting rods.

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