CN202679958U - Seedling transplanter - Google Patents

Seedling transplanter Download PDF

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Publication number
CN202679958U
CN202679958U CN 201220307470 CN201220307470U CN202679958U CN 202679958 U CN202679958 U CN 202679958U CN 201220307470 CN201220307470 CN 201220307470 CN 201220307470 U CN201220307470 U CN 201220307470U CN 202679958 U CN202679958 U CN 202679958U
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CN
China
Prior art keywords
engine
battery
cooling fan
variable speed
infinite variable
Prior art date
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Expired - Fee Related
Application number
CN 201220307470
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Chinese (zh)
Inventor
草本英之
根田满夫
中西康仁
川田诚
石山和宏
三浦健太郎
佐伯正文
玉井利男
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Iseki and Co Ltd
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Iseki and Co Ltd
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Publication date
Priority claimed from JP2011143393A external-priority patent/JP2013011294A/en
Priority claimed from JP2011277630A external-priority patent/JP2013126403A/en
Application filed by Iseki and Co Ltd filed Critical Iseki and Co Ltd
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Publication of CN202679958U publication Critical patent/CN202679958U/en
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Abstract

The utility model provides a seedling transplanter which is capable of improving operationality and safety of operators who move on a floor step. According to the seedling transplanter, a seedling planting device (3) is assembled on a driving car body (2) through a lifting link rod device (80), the floor step (41) and a preparation seedling carrying platform (61) are arranged on the driving car body (2), and a battery (71) is carried on the upper surface of the floor step (41) and at the position below the preparation seedling carrying platform (61). According to the seedling transplanter, the battery (71) can be configured at the position which doesn't hinder the operators who move on the floor step (41), soil can be prevented from being adhered to the battery (71), and the battery (71) can be easily detached during charging so that operationality is improved.

Description

Seeding transplant machine
Technical field
The utility model relates to plants seeding transplant machine in the farmland with seedling.
Background technology
Seeding transplant machine has: the running vehicle body that possesses engine, main variable-speed motor, secondary variable-speed motor and operating means etc.; And the seedling cultivation device that is installed in the rear portion of this running vehicle body.About this seeding transplant machine, be disclosed in routine patent documentation described as follows 1 and the patent documentation 2.In the seeding transplant machine of patent documentation 1, dispose the heat exchanger that the cooling water to engine cools off at the body rear of engine, in order to improve the cooling effectiveness of this heat exchanger, between engine and heat exchanger, be provided with the cooling fan of heat exchanger cooling usefulness.In addition, in the seeding transplant machine of patent documentation 2, between the main variable-speed motor (HST) in engine and engine the place ahead, be equipped with the fan of air-supply towards the body rear, realize the cooling of engine.
The prior art document
Patent documentation
Patent documentation 1: TOHKEMY 2008-289367 communique
Patent documentation 2: TOHKEMY 2008-099585 communique
Yet, in seeding transplant machine, at engine various parts are installed.For example, and fuel tank between the cartridge of feed fuels and fuel filter etc. are installed.In addition, the exhaust pathway at engine is equipped with blast pipe etc.At this, so various parts are in view of maintaining the workability preferred disposition on floor step.Yet, on the other hand, in the situation on the mobile operator's of floor step the viewpoint, need pin can not moved and operation by these parts with stumbling, the configuration on floor step is not good configuration.
The utility model content
Utility model problem to be solved
So problem of the present utility model provides a kind of undesirable condition that this conventional example has that improves, can improve at the mobile operator's of floor step workability and the seeding transplant machine of safety.
Be used for solving the method for problem
To achieve these goals, the utility model of scheme 1 record is a kind of seeding transplant machine, it is characterized in that, on running vehicle body, be equipped with the seedling cultivation device via the lifting linkage, be provided with floor step and preparation seedling carrying base at running vehicle body, at the lower position of preparation seedling carrying base and the upper surface mounting of floor step battery arranged.
The new utility model that scheme 2 is put down in writing is characterized in that according to the seeding transplant machine of the utility model of scheme 1, and above-mentioned preparation seedling carrying base is arranged in the mode that can rotate around the back shaft of above-below direction.
The new utility model that scheme 3 is put down in writing is characterized in that according to the seeding transplant machine of the utility model of scheme 1 or scheme 2, with the cartridge of above-mentioned battery and the fuel in the engine feed fuels case be configured in body about side's side.
The new utility model that scheme 4 is put down in writing is according to the seeding transplant machine of the utility model of scheme 1 or scheme 2, it is characterized in that, form clathrate and the auxiliary step that can have an X-rayed in the sidepiece setting of the left and right sides of above-mentioned floor step, at the upper surface mounting battery of this auxiliary step.
The new utility model that scheme 5 is put down in writing is according to the seeding transplant machine of the utility model of scheme 3, it is characterized in that, above the hood that covers above-mentioned engine, be provided with the manipulation seat, front portion at the running vehicle body that becomes the place ahead of handling seat is provided with front shroud, top at front shroud is provided with control wheel, disposes fuel tank in front shroud.
The effect of utility model is as follows.
The utility model that scheme 1 is put down in writing can suppress earth and be attached on the battery with cell arrangement on the position that can not become at the operator's that floor step moves obstacle, and easy dismounting battery when charging etc. improves workability.
The effect of the utility model that the utility model that scheme 2 is put down in writing is put down in writing except scheme 1, because the preparation seedling carrying base is moved, the left and right sides width in the time of therefore can dwindling the body folding and unfolding can easily carry out the folding and unfolding operation.And, move by making the preparation seedling carrying base, improve the maintenance workability of battery.
The effect of the utility model that the utility model that scheme 3 is put down in writing is put down in writing except scheme 1 or 2, by one side's side about body with battery and cartridge centralized configuration, improve the maintenance workability of inspection, replacing and the loading and unloading etc. of battery and cartridge.
The effect of the utility model that the utility model that scheme 4 is put down in writing is put down in writing except scheme 1 or 2, because battery is positioned in the upper surface of auxiliary step, therefore when charging etc., pull down easily battery, further improve workability.
The effect of the utility model that the utility model that scheme 5 is put down in writing is put down in writing except scheme 3, because fuel tank is configured in the front shroud, therefore improve the maintenance workability of inspection, replacing and the loading and unloading etc. of fuel tank, battery and cartridge in the front shroud.
Description of drawings
Fig. 1 is the end view of seeding transplant machine.
Fig. 2 is the vertical view of seeding transplant machine.
Fig. 3 is the front view of seeding transplant machine.
Fig. 4 is the vertical view that lays the seeding transplant machine that the path describes to wirning harness and cartridge.
Fig. 5 is the vertical view that other of cartridge is laid the seeding transplant machine that the path describes.
Fig. 6 is the vertical view that the configuration of the cooling fan used of the cooling fan used of heat exchanger and Hyaulic infinite variable speed machine describes.
Fig. 7 is the vertical view that the configuration of the cooling fan used of cooling fan that the heat exchanger of variation is used and Hyaulic infinite variable speed machine describes.
Fig. 8 is the vertical view that the configuration of the cooling fan used of cooling fan that the heat exchanger of other variation is used and Hyaulic infinite variable speed machine describes.
Fig. 9 is the front view of the seeding transplant machine of variation.
Embodiment
Below, the embodiment to seeding transplant machine of the present utility model is elaborated based on accompanying drawing.And this utility model is not limited to this embodiment.
The seeding transplant machine of symbol 1 expression present embodiment.Below the direction of advance of body is defined as the place ahead, will from direct of travel observe about be defined as about.
This seeding transplant machine 1 roughly is divided into advances body or the running vehicle body 2 of rotation etc. and be configured in the seedling cultivation device 3 at the rear of this running vehicle body 2.
Be that four wheel Wfl, Wfr, Wrl, Wrr are the so-called four-wheel drive vehicle of driving wheel at this illustrative running vehicle body 2.In addition, this running vehicle body 2 can be always to produce the All Time four-wheel drive vehicle of driving force with whole wheel Wfl, Wfr, Wrl, Wrr, but also can be for switching the part-time four-wheel drive vehicle of two wheel drive and four wheel drive.
As shown in Figures 1 and 2, this running vehicle body 2 possesses: the main frame 11 that is configured in the substantial middle of body; The engine 20 of lift-launch on this main frame 11; And with the transmission of power of this engine 20 power transmission 30 on driving wheel and the seedling cultivation device 3.Namely, in this seeding transplant machine 1, the power of this engine 20 not only is used for the purpose make running vehicle body 2 advance or retreat, but also is used for driving the purpose of seedling cultivation device 3.
Engine 20 is the heat engine of diesel engine or gasoline engine etc., from output shaft 20a outputting power.In this running vehicle body 2, so that its output shaft 20a carries engine 20 to body left or the right-hand outstanding mode of body.In this example, make output shaft 20a outstanding to the body left.
In addition, this engine 20 is configured in substantial middle at the body left and right directions.And the floor step 41 that this engine 20 is placed pin (taking the operator) when riding than the operator is more outstanding state configuration.In example, the configuration of employing is output shaft 20a than the bottom surface of this floor step 41 more on the lower.
At this, this floor step 41 is arranged to cross between the rear portion of front part of a body and engine 20, and is installed on the main frame 11.This floor step 41 possesses: observation is the roughly main step 41a of T word shape above body; And than the front part of a body side of this main step 41a by the rear and be configured in respectively the auxiliary step 41b of body left and right sides.Form cancellate transparent step at this illustrative auxiliary step 41b for all or part of.The reason that adopts this structure be the operator can be from the gap of this grid visual front-wheel Wfl, Wfr etc.Therefore, when transparent step is used as auxiliary step 41b, the operator can be visual with respect to the front-wheel Wfl of the manipulation operations of the front-wheel Wfl, the Wfr that use control wheel 52 described later, the steering angle of Wfr, the operability during its manipulation operations becomes well, can improve operating efficiency.And, when having used this transparent step, the earth that is attached on the footwear is fallen the farmland from this grid.
In addition, be provided with the backward step 42 of the dashboard of the double Wrl of being of trailing wheel, Wrr at the rear of this floor step 41.This backward step 42 has: compare floor step 41 and extend the upper end of extending the face that arranges and extending the face that arranges from this top in the top that arranges to body top and extend the rear extension that arranges to the body rear face is set, and be configured in engine 20 about each side.Namely, this backward step 42 is given prominence to the top from floor step 41 to body.In extension above the example face being set is by above the body and the inclined plane that tilts to the body rear than floor step 41.Be equipped with various action bars described later on the inclined plane of this backward step 42.In addition, the extension of this backward step 42 arranges face and floor step 41 similarly, take the ground plane of running vehicle body 2 as the benchmark almost parallel.
In this example, also make engine 20 outstanding upward from the inclined plane of this backward step 42.Owing to adopt this structure, this engine 20 is covered from main step 41a and backward step 42 outstanding part upward by hood 43.In this running vehicle body 2, by backward step 42 and hood 43, at the rear portion side formation peristome of engine 20.
In addition, this engine 20 is water-cooled.Be equipped with the heat exchanger 21 that the cooling water to the inner loop of the heat of drawing machine-operated main body cools off at this engine 20.This heat exchanger 21 is configured in the rear of engine 20, and is configured to that wind energy is enough passes through radiating part along the body fore-and-aft direction.This heat exchanger 21 is configured on the position of being clamped by above-mentioned backward step 42, can suck wind from above-mentioned peristome.
In this engine 20, in order to suck energetically wind to this radiating part, at the rear of heat exchanger 21 cooling fan 22 is set.Forwards radiating part was sent into wind when this cooling fan 22 was used for driving.Therefore, in this running vehicle body 2, cooling fan 22 can suck from above-mentioned peristome the fresh air of the impact of the ambient air temperature that is difficult to receive engine 20, can improve the cooling effectiveness of heat exchanger 21, improves the cooling performance of engine 20.As the drive source of this cooling fan 22, also can use special-purpose motor (omitting diagram), also can use the power of the engine 20 that transmits by the Poewr transmission mechanisms such as belt or belt wheel, gear (omitting diagram).
In this running vehicle body 2, be provided with manipulation seat 51 on the top of this hood 43.And, be equipped with front shroud 44 at the place ahead and the front part of a body of this manipulation seat 51.This front shroud 44 is with the outstanding state configuration upward from the bottom surface of main step 41a, about the front part of a body side of this main step 41a is divided into.
Be equipped with the fuel tank of various operating means and power fuel etc. in the inside of this front shroud 44.In addition, be equipped with the action bars that makes this operating means work etc. and instrument class, control wheel 52 on the top of this front shroud 44.This control wheel 52 is used for the operator front-wheel Wfl, Wfr is carried out manipulation operations, by the operating means in the front shroud 44 etc. front-wheel Wfl, Wfr is turned to.
In addition, the part of each side about the front shroud 44 that is positioned at floor step 41 disposes and places in advance the preparation seedling carrying base 61,61 that replenishes with seedling.As shown in Figure 3, this preparation seedling carrying base 61,61 is rotated supported freely by the back shaft (vertical axle) outstanding from the bottom surface of main step 41a 62, can be configured in the top of main step 41a or the top of auxiliary step 41b.For example, be configured in the top of auxiliary step 41b when this preparation seedling carrying base 61,61 operation, can folding and unfolding after the end of job to the top of main step 41a.Therefore, with regard to this running vehicle body 2, owing to can reduce body left and right sides width with should preparation seedling carrying base 61,61 folding and unfoldings inboard at body, therefore can not account for the place when being put into garage etc., it is easy that its readjusting operations becomes.And this preparation seedling carrying base 61,61 rotation are undertaken by operator's hand.
In addition, upload the battery 71 that is equipped with to supply capabilities such as engines 20 in the bottom surface of auxiliary step 41b.This battery 71 is installed on the auxiliary step 41b by the not shown maintenance utensils such as battery tray.Like this, on the bottom surface that battery 71 is configured in auxiliary step 41b, and this seeding transplant machine 1 be in the past with cell arrangement in front shroud 44, thus easily near battery 71, improve the maintenance workability of battery 71, the operation of the maintenance of battery 71 and loading and unloading etc. becomes easy.In addition, according to this configuration, the spaces in the front shroud 44 increase, and also improve the maintenance workability of the operating means that is configured in the front shroud 44 etc.
At this, this battery 71 is carried with exposing, and therefore preferred at least terminal part is covered by the insulator with water proofing property.
In addition, these battery 71 preferred disposition are not becoming on the operator's that floor step 41 moves obstacle location.Based on this purpose, this battery 71 is configured in the preparation seedling carrying base 61 of left and right sides any one party, 61 below.Because this preparation seedling carrying base 61,61 can rotate centered by back shaft 62, as long as therefore for example guarantee that the operator is to the smoothly boarding of running vehicle body 2, the preparation seedling carrying base 61 of the turned position when then this battery 71 is configured in boarding, 61 below get final product, as long as realize that then this battery 71 is configured in the preparation seedling carrying base 61 of the turned position when supplying with operation, 61 below gets final product to smooth and easyization of the supply operation of preparation seedling carrying base 61,61 seedling.In this example, because the accessory class (starter 23 etc.) of engine 20 is configured in the body left side, therefore consider wirning harness 72(battery wire bundle described later, holding wire etc.) lay, under the preparation seedling carrying base 61 in configuration body left side.Therefore, when the accessory class of body right side configuration engine 20, if consider the path of laying of wirning harness 72, battery 71 is configured under the preparation seedling carrying base 61 on body right side and gets final product.By this configuration, battery 71 can not become the obstacle the mobile operator of floor step 41, but also the adhering to of the earth that can suppress to kick up.Also have, this battery 71 also can implemented to be used for waterproof and or antifouling etc. protective cover after dispose again.
On the other hand, do not consider wirning harness 72 lay the path time, determine that with the configuration-independent ground of the accessory class of engine 20 configuration of battery 71 gets final product.For example, in front shroud 44, be equipped with fuel tank 24, but at this fuel tank 24 from body center any one party when configuration skew ground to the left and right, as long as battery 71 is configured under the preparation seedling carrying base 61 with the configuration left and right sides opposition side of fuel tank 24.Thus, seeding transplant machine 1 can dwindle body about weight balancing poor.
With regard to the configuration of below of preparation seedling carrying base 61, the preparation seedling carrying base 61 that is positioned at the top becomes obstacle with regard to battery 71, and the maintenance workability of the loading and unloading etc. of battery 71 is reduced.But, as mentioned above, because preparation seedling carrying base 61 can rotate, therefore by pull down this preparation seedling carrying base 61 from the top of battery 71, can avoid the reduction of the maintenance workability of battery 71 centered by back shaft 62.Namely, move by making preparation seedling carrying base 61, become easy to the approaching of battery 71 during the maintenance operation.Therefore, according to this configuration, can improve the maintenance workability of battery 71, and the workability of the operator during the common operation of battery 71 beyond when not hindering the maintenance operation.Fig. 3 represents that battery 71 is positioned at the state (solid line of Fig. 3) of the below of preparing seedling carrying base 61 and makes this preparation seedling carrying base 61 improve the state (double dot dash line of Fig. 3) of the maintenance workability of battery 71 to the body medial movement.Also have, if the preparation seedling carrying base 61 in this body left side is pulled down from the top of battery 71, then can rotate in the mode of stretching out to the body outside from the state that battery 71 be positioned at the below, but also can be to body the place ahead or the body rear rotate.
In addition, electric power of engine 20 pipage control signals and battery 71 etc.And, in this running vehicle body 2, supply with between object itself and the battery 71 at the electric power of engine 20 grades and to be laid with the battery wire bundle, in addition, such as between interior etc. the operating means of engine 20 grades and front shroud 44, being laid with holding wire.And, engine 20 and fuel tank 24 between be laid with cartridge (fuel hose or cartridge etc.) 25, via the fuel in this cartridge 25 feed fuels casees 24.
Establish these battery wire bundles, holding wire (hereinafter referred to as " wirning harness 72 " if on running vehicle body 2, be covered with as big as you please.) and cartridge 25, then the operator must move everywhere when the maintenance operation, and is bad aspect its workability.Therefore, wish the be laid in any one party (Fig. 4) on body left side or body right side of this wirning harness 72 and cartridge 25.In this example because the accessory class of engine 20 and battery 71 are configured in the body left side, therefore, with its as one man, with wirning harness 72 and the cartridge 25 body left side that is laid in.Like this, by with wirning harness 72 and cartridge 25 centralized configuration in the left and right sides of body any one party, thereby improve to wire harness 72 and cartridge 25 check or change, the workability of maintenance operation during loading and unloading etc.
Have again, wish the be laid in below (Fig. 4) of floor step 41 and main frame 11 of this wirning harness 72 and cartridge 25.But, at this moment, if there is not up main frame 11, then preferably avoids the below of the clathrate part of auxiliary step 41b and come laying wires bundle 72 and cartridge 25.If there is up main frame 11, even then earth falls downwards from this clathrate part, this earth also can be blocked and can be attached on wirning harness 72 and the cartridge 25 by main frame 11.In addition, because with the be laid in below of floor step 41 of wirning harness 72 and cartridge 25, therefore with regard to this running vehicle body 2, or the operator that carries out operation mobile at floor step 41 can not stumbled pin by wirning harness 72 etc., can improve this operator's operating efficiency and safety.In addition, in this running vehicle body 2, because operator's pin does not directly contact this wirning harness 72 etc., therefore can suppress earth adhering to wirning harness 72 grades.Therefore, when wirning harness 72 grades are implemented waterproof processing, can reduce needed time of cleaning and labour to these wirning harness 72 grades.Its effect can be by main step 41a that this wirning harness 72 and cartridge 25 are laid in the below and the below of the main frame 11 that is not laid in also can access.
At this, be equipped with the fuel accessory in the path of this cartridge 25.For example, be connected with the fuel filter 25a that removes the dust in the fuel and the petrolift 25b that fuel is delivered to engine 20 in this path.In addition, when engine 20 is diesel engine, also be connected with the sediment 25c that removes the moisture in the fuel in the path of cartridge 25.Fuel accessory, the below of the floor step 41 that also preferably is laid in and the below of main frame 11 or the below of main step 41a about these fuel filters 25a etc.Thus, this running vehicle body 2 can access and above-mentioned same effect, can improve operator's operating efficiency and safety, inhibition earth and adhere to, carries out easily fuel with the cleaning of accessory to fuel with accessory.Also have, Fig. 5 illustration be configured in the cartridge 25 of below of main step 41a and fuel filter 25a etc.
On the other hand, wirning harness 72 and cartridge 25 and the accessory class of engine 20 and the configuration-independent ground of battery 71 get final product on the position of the raising maintenance workability of the secondary variable-speed motor in be laid in main variable-speed motor described later (Hyaulic infinite variable speed machine 31) and the gearbox body 34.For example, if from the left and right sides any one party of body this main variable-speed motor etc. is maintained operation, wirning harness 72 and cartridge 25 be not as long as take the operator's of this maintenance operation position as the be laid in left and right sides opposition side of body of benchmark, just can become the obstacle of maintaining operation.
The engine 20 of this running vehicle body 2 is heat engines, so the waste gas after after its fuel combustion is discharged.Exhaust pathway at this engine 20 is equipped with emission-control equipment 26(Fig. 1 that the harmful components in the waste gas are purified).This emission-control equipment 26 refers to catalytic unit that harmful components (HC, NOx, CO etc.) are purified.In addition, when engine 20 is diesel engine, as the DPF(Diesel Particulate Filter of PM capturing device) be also contained in the emission-control equipment 26.The fuel that this emission-control equipment 26 is configured in than cartridge 25 and fuel filter 25a etc. leans on body rear and the below of floor step 41 or the below of backward step 42 with accessory.
When this emission-control equipment 26 is arranged on the below of floor step 41, be configured in the below of main frame 11 or the below of main step 41a.Therefore thus, this running vehicle body 2 can access the above-mentioned effect of the configuration that utilizes cartridge 25 grades, can improve operator's operating efficiency and safety, inhibition earth and adhere to, carries out easily the cleaning of emission-control equipment 26 to emission-control equipment 26.
On the other hand, when this emission-control equipment 26 is arranged on the below of backward step 42, wish that the ratio that is configured in this backward step 42 more leans on the body rear from the above-mentioned inclined plane that floor step 41 tilts.Namely, this emission-control equipment 26 be arranged at backward step 42 below the time, wish to be configured in by the above-mentioned inclined plane of this backward step 42 and extend that the spatial portion that face consists of being set.Same effect when even the configuration of this emission-control equipment 26, this running vehicle body 2 also can access with the below that is configured in above-mentioned floor step 41.More and, the spatial portion of the below of emission-control equipment 26 by being configured in backward step 42 can be realized the maximization of its build, therefore can improve the purifying property of harmful components.Therefore, in this running vehicle body 2, even the capacity of engine 20 increases, also can realize by the maximization of emission-control equipment 26 effective purification of harmful components, can improve discharge performance.
Have again, owing to as described below exhaust outlet 27a is configured in the body right side, so this emission-control equipment 26 also can as one man be configured in the body right side with this exhaust outlet 27a.
In addition, be provided with silencing means 27(Fig. 5 at this exhaust pathway).Discharged to the outside from exhaust outlet 27a afterwards by this silencing means 27 by the waste gas after emission-control equipment 26 purifications.At this, this exhaust outlet 27a is configured in the below of floor step 41 and the clathrate portion boundary part of main step 41a and auxiliary step 41b.Thus, in this running vehicle body 2, can prevent that the waste gas of discharging is full of the downside of main step 41a, can suppress to be configured in the temperature that the waste gas of the engine 20 of below of main step 41a and heat exchanger 21, power transmission 30 etc. causes and rise.Therefore, the interruption of the operation that this running vehicle body 2 can prevent from following the excessive temperature of these engine 20 grades to rise causing improves operating efficiency.
At this, in this example, this exhaust outlet 27a is configured in the clathrate portion boundary part of main step 41a and the auxiliary step 41b on body right side.Its reason is that in this example, with the below of the end on the left of the body of the main step 41a that are laid in such as wirning harness 72 and cartridge 25, making becomes the exhaust outlet of thermal source 27a away from wirning harness 72 and cartridge 25 etc.
Be provided with at power transmission 30: as the Hyaulic infinite variable speed machine 31 of main variable-speed motor; And the belt Poewr transmission mechanism 32 that transmits the power of engine 20 to this Hyaulic infinite variable speed machine 31.
This Hyaulic infinite variable speed machine 31 is to be called HST(Hydro Static Transmission) pressure type stepless speed changer at quiet night.In this Hyaulic infinite variable speed machine 31, the hydraulic pump that drives by the power with engine 20 produces hydraulic pressure, this hydraulic rotation is changed into power (revolving force) and the output of machinery by hydraulic motor.
This Hyaulic infinite variable speed machine 31 is configured in ratio engine 20 on the front and than the bottom surface of floor step 41 on the lower.In this example, above body, observe, dispose Hyaulic infinite variable speed machine 31 in the place ahead of engine 20.In addition, the leading section of these Hyaulic infinite variable speed machine 31 phase ratio engines 20 is along the configuration of body fore-and-aft direction devices spaced apart ground.And, with regard to this Hyaulic infinite variable speed machine 31, if the output shaft 20a that makes engine 20 is outstanding then be configured in the body left side to the body left, if make this output shaft 20a right-hand outstanding then be configured in the body right side to body.In this example, because output shaft 20a is outstanding to the body left, therefore Hyaulic infinite variable speed machine 31 is configured in the body left side.
At this, belt Poewr transmission mechanism 32 possesses: be installed in the first belt wheel (the first power transmission member) 32a on the output shaft 20a of engine 20; Be installed in the second belt wheel (the second power transmission member) 32b on the power shaft 31a of Hyaulic infinite variable speed machine 31; Tensioning pulley (tension adjustment parts) 32d that is wound on belt (the 3rd power transmission member) 32c on the first belt wheel 32a and the second belt wheel 32b and adjusts the tension force of this belt 32c.Hyaulic infinite variable speed machine 31 so that power shaft 31a dispose to the outstanding mode of body left.Also have, right-hand when outstanding to body at output shaft 20a, as long as make the power shaft 31a of the Hyaulic infinite variable speed machine 31 that is configured in the body right side right-hand outstanding to body.
In addition, the fan 33 that cooling fluid pressure type stepless speed changer 31 is cooled off from the outside also is installed on this power transmission 30.This cooling fan 33 makes the wind that is accompanied by the rotation generation on the cabinet of Hyaulic infinite variable speed machine 31.Hyaulic infinite variable speed machine 31 uprises cooling performance by this cooling fan 33, and the working oil that therefore can prevent following excessive temperature to rise and produce deteriorated etc. improves speed change efficient and durability.
In addition, the wind that is produced by this cooling fan 33 is from Hyaulic infinite variable speed machine 31 extract heat, temperature rise and pass Hyaulic infinite variable speed machine 31 rear side (in this explanation, take the wind of cooling fan 33 to part as the front).Identical with it, about the cooling fan 22 of heat exchanger 21 usefulness, temperature rises the wind of generation along with passing through radiating part, and passes body the place ahead.Therefore, and Hyaulic infinite variable speed machine 31 between after warm air after the heat exchange is sent to the cooling fan 22 of heat exchanger 21 and heat exchanger 21 usefulness, in this heat exchanger 21, than fresh sky more warm air might cause the reduction of heat transfer rate by radiating part.In addition, when having passed through warm air behind the radiating part of heat exchanger 21 and being sent to the cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness, the air warmer than fresh air is fed into Hyaulic infinite variable speed machine 31 from cooling fan 33, therefore might cause the reduction of the cooling performance of Hyaulic infinite variable speed machine 31.
Therefore, the cooling fan (the second cooling fan) 33 of heat exchanger 21 and cooling fan (the first cooling fan) 22 and Hyaulic infinite variable speed machine 31 usefulness is configured in the position that air after each heat exchange can not supply to the opposing party's cooling device.Namely, heat exchanger 21 and each cooling fan 22,33 are configured in following position: and Hyaulic infinite variable speed machine 31 between after the heat exchange air can not be transported to heat exchanger 21 and cooling fan 22 as the cooling device of engine 20 usefulness, and, and heat exchanger 21 between air after the heat exchange can not be transported to cooling fan 33 as the cooling device of Hyaulic infinite variable speed machine 31 usefulness.
In this example, owing to heat exchanger 21 and cooling fan 22 are configured in the rear of engine 20, with it is configured in for example the structure of the prior art between the engine and Hyaulic infinite variable speed machine and compares, heat exchanger 21 and cooling fan 22 are positioned at the position of leaving from Hyaulic infinite variable speed machine 31, be difficult to be subject to and this Hyaulic infinite variable speed machine 31 between the impact of warm air after the heat exchange.And the wind direction by this cooling fan 33 being configured to cooling fan 33 is towards the direction at body rear, thus heat exchanger 21 and cooling fan 22 more be difficult to supply with and Hyaulic infinite variable speed machine 31 between air after the heat exchange.The cooling fan 33 of these Hyaulic infinite variable speed machine 31 usefulness is adapted to its wind direction towards the direction in oblique the place ahead of body side, body the place ahead or body.In addition, if form larger gap at the body above-below direction of Hyaulic infinite variable speed machine 31, then cooling fan 33 also can be provided so its wind direction towards the body below or the direction of body top.In addition, if and Hyaulic infinite variable speed machine 31 between air after the heat exchange do not reach heat exchanger 21 and cooling fan 22, and the air that does not hinder this air and passed through heat exchanger 21 flows mutually, and then the cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness also can be provided so its wind direction towards the direction at the oblique rear of body.In this example, cooling fan 33 is configured to wind direction towards right-hand direction of body the direction of the wind direction quadrature of the cooling fan 22 of heat exchanger 21 usefulness (namely with).
By this heat exchanger 21 and each cooling fan 22,33 configuration, the air of sending from the cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness and Hyaulic infinite variable speed machine 31 between after the heat exchange, do not reach heat exchanger 21 and cooling fan 22 but discharge to engine body exterior.Therefore, supply with fresh air to heat exchanger 21, this heat exchanger 21 and cooling fan 22 can improve the cooling effectiveness of engine 20, can improve the cooling performance of engine 20.On the other hand, passed through after the heat exchange of radiating part of this heat exchanger 21 air as shown in Figure 6, its part is by sending to the place ahead of engine 20 between engine 20 and the hood 43, is sent to the gap between the leading section of Hyaulic infinite variable speed machine 31 and engine 20 along hood 43.At this moment, in this example, in this gap, it is right-hand that the part of the air of sending from the cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness flows to body from the body left.Therefore, to this gap send by the air after heat exchanger 21 heat exchange (especially the left of engine 20, above and below the air that flows) as shown in Figure 6, along with flow in this gap from the flowing of the air of cooling fan 33, it is right-hand to flow to body.Therefore, supply with by the warm air after heat exchanger 21 heat exchange to cooling fan 33, this cooling fan 33 can be supplied with fresh air in Hyaulic infinite variable speed machine 31, can improve the cooling performance of this Hyaulic infinite variable speed machine 31.In addition, the air behind this interflow and the surplus air sent from cooling fan 33 are along with the right-hand mobile air flow body the place ahead at engine 20.Therefore, the warm air after the heat exchange be difficult to be full of engine 20 and Hyaulic infinite variable speed machine 31 around, therefore in this engine 20 and Hyaulic infinite variable speed machine 31, can suppress the rising of ambient air temperature, can improve cooling performance separately.
The cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness can be used for drive source with the motor (omitting diagram) of special use, but utilizes the power of engine 20 to make its rotation at this.This cooling fan 33 is installed on the power shaft 31a of Hyaulic infinite variable speed machine 31, rotates with following from the rotation of the transmission of power of engine 20 of this power shaft 31a, and the wind that this rotation is produced is delivered to the cabinet of Hyaulic infinite variable speed machine 31.
At this, as shown in Figure 6, these cooling fan 33 preferred disposition are between the cabinet and the second belt wheel 32b of Hyaulic infinite variable speed machine 31.Thus, with regard to Hyaulic infinite variable speed machine 31, the wind of sending from cooling fan 33 can not blocked by the second belt wheel 32b, can be with the cabinet of a large amount of winds to Hyaulic infinite variable speed machine 31, therefore can realize the further raising of cooling performance, and then realize the further raising of durability.
This seeding transplant machine 1 is by above-mentioned heat exchanger 21 and each cooling fan 22,33 configuration, can import fresh air to heat exchanger 21 and Hyaulic infinite variable speed machine 31 respectively by cooling fan 22,33, in addition, because the air after the heat exchange does not hinder mutual flowing respectively, therefore can improve the cooling performance of engine 20 and Hyaulic infinite variable speed machine 31.
In this power transmission 30, via the transmission of power of the engine 20 of belt Poewr transmission mechanism 32 and Hyaulic infinite variable speed machine 31 outputs to gearbox body 34.This gearbox body 34 is installed in the front portion of main frame 11.And, the power of this transmission pass in the gearbox body 34 secondary variable-speed motor (omitting diagram) and by speed change, be divided into travelling with power with towards the driving of seedling cultivation device 3 with power and be output towards each wheel Wfl, Wfr, Wrl, Wrr.
The front- wheel terminal housing 35,35 of the part with power of travelling about via body is delivered to front-wheel Wfl, Wfr, and remaining travelling is delivered to trailing wheel Wrl, Wrr with the rear wheel gear case 36,36 of power about via body.This each terminal housing 35,35 of front-wheel be provided in gearbox body 34 about each side, drive accordingly with the manipulation operations of control wheel 52, front-wheel Wfl, Wfr are turned to.Front-wheel Wfl, Wfr link with the terminal housing 35 of each front-wheel, 35 via axletree.And trailing wheel Wrl, Wrr link with each rear wheel gear case 36,36 via axletree.On the other hand, drive with transmission of power to the plantation clutch (omitting diagram) at the rear portion that is located at running vehicle body 2, during this plantation clutch engaged transmission by plantation power transmission shaft (omit and illustrate) to 3 transmissions of seedling cultivation device.
In this running vehicle body 2, be equipped with the various action bars of operator's operation at above-mentioned backward step 42.In this running vehicle body 2, across handle seat 51 at the action bars of left and right sides any one party configuration operation Hyaulic infinite variable speed machine 31 (hereinafter referred to as " HST action bars ".) 54 and spacing in the rows handover operation bar 55.In addition, on backward step 42, also dispose a plurality of (this be three) ridge clutch lever 56 consistent with planting number.One in the ridge clutch lever 56 is configured in a side identical with HST action bars 54 etc., and remaining ridge clutch lever 56 is configured in a side opposite with HST action bars 54 grades.In the example of Fig. 2, on the body right side, begin to dispose successively HST action bars 54, ridge clutch lever 56 and spacing in the rows handover operation bar 55 from handling seat 51 sides, dispose two ridge clutch levers 56 in the body left side.
Seedling cultivation device 3 is installed in the rear portion of running vehicle body 2 via lifting linkage 80.This lifting linkage 80 possesses the rear portion that links running vehicle body 2 and the parallel linkage mechanism 81 of seedling cultivation device 3, and the expanding-contracting action by hydraulic lifting cylinder 82 makes 3 liftings of seedling cultivation device.This lifting linkage 80 makes seedling cultivation device 3 rise to non-job position by this lifting action or drops to over the ground job position (planting over the ground the position).
This seedling cultivation device 3 is illustrated as an example of the device of six plantations example.This seedling cultivation device 3 possesses seedling carrying box 91 and plantation mechanism 92.This seedling carrying box 91 has year seedling face 91a of the plantation number that is spaced at the body left and right directions, and seedling face 91a uploads the cushion seedling that is equipped with band soil in each year.The seedling that plantation mechanism 92 will load on seedling carrying box 91 is planted in the farmland.This plantation mechanism 92 per two sets one, possesses the plantation pawl 92a of two amounts.
In addition, be provided with rotor and buoyancy body as the soil preparation machine structure at this seedling cultivation device 3.Rotor is tripartite rotor, possesses: the central rotor 93A that is configured in the center at the body left and right directions; And be configured in respectively body rear and body left and body right- hand side rotor 93B, 93B(Fig. 1 from this central rotor 93A).Central rotor 93A and side rotor 93B, 93B link via link mechanism.In addition, as buoyancy body, possess: the central buoyancy body 95A that is configured in the center at the body left and right directions; And be configured in respectively body rear and body left and body right-hand side buoyancy body 95B, 95B from the buoyancy body 95A of these central authorities.The buoyancy body 95A of central authorities slides on the face of farmland with the movement of the car body 2 that travels and ground grading is configured in the body rear from central rotor 93A.Side buoyancy body 95B slides on the face of farmland with the movement of the car body 2 that travels and ground grading, is configured in than side rotor 93B by the body rear.
(variation 1)
In addition, the cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness in above-described embodiment is by between the cabinet and the second belt wheel 32b that are configured in Hyaulic infinite variable speed machine 31, thus the cooling performance of raising Hyaulic infinite variable speed machine 31.At this, in the belt Poewr transmission mechanism 32 when driving, between first and second belt wheel 32a, 32b and belt 32c, produce frictional heat, in any case its calorific value all might cause especially belt 32c of first and second belt wheel 32a, 32b and belt 32c() the reduction of durability.Therefore, above-mentioned parts also can adopt as shown in Figure 7 following structure: when might rise to the temperature of the viewpoint that is not used in durability because of frictional heat, this second belt wheel 32b is configured between the cabinet and cooling fan 33 of Hyaulic infinite variable speed machine 31, wind by carrying from cooling fan 33 can also cool off the second belt wheel 32b and belt 32c with Hyaulic infinite variable speed machine 31.According to this configuration, compare with the structure of previous embodiment, can not increase the parts number of packages, can suppress the increase of cost and improve the durability of belt Poewr transmission mechanism 32.To have again, when carrying out this configuration, in order making from also the blowing on the tensioning pulley 32d of cooling fan 33, to wish tensioning pulley 32d is configured near the second belt wheel 32b.Thus, belt Poewr transmission mechanism 32 can be realized the further raising of durability.
(variation 2)
In the above-described embodiment, heat exchanger 21 and each cooling fan 22,33 are by the configuration of following position relationship: and Hyaulic infinite variable speed machine 31 between air after the heat exchange can not be sent to heat exchanger 21 and cooling fan 22 as the cooling device of engine 20 usefulness, and, and heat exchanger 21 between air after the heat exchange can not be sent to cooling fan 33 as the cooling device of Hyaulic infinite variable speed machine 31 usefulness, and, each air after the heat exchange can not be full of engine 20 and Hyaulic infinite variable speed machine 31 around.It is comparatively desirable that this is configured in the cooling performance aspect that improves engine 20 and Hyaulic infinite variable speed machine 31, but heat exchanger 21 and each cooling fan 22,33 configurations by following explanation also can realize the raising of the cooling performance of engine 20 etc.
This variation disposes heat exchanger 21 and each cooling fan 22,33 as follows: each wind direction of the cooling fan 33 of the cooling fan 22 of heat exchanger 21 usefulness and Hyaulic infinite variable speed machine 31 usefulness is equidirectional or roughly the same direction (for example in the scope about skew several times) and the cooling fan 33 that does not have Hyaulic infinite variable speed machine 31 usefulness in the flow range of the wind of sending from the cooling fan 22 of heat exchanger 21 usefulness.Fig. 8 illustration to make each cooling fan 22,33 wind direction be the structure of equidirectional.At this, different from previous embodiment, describe to the configuration of the cooling fan 22 of constant more heat exchanger 21 and heat exchanger 21 usefulness.Cooling fan 33 is configured in the leading section of engine 20 and the gap between the Hyaulic infinite variable speed machine 31.This cooling fan 33 uses special-purpose motor (omitting diagram) to drive.According to this variation, cooling fan 33 will be supplied to Hyaulic infinite variable speed machine 31 via the warm air (warm air that especially flows in the left side of engine 20) that heat exchanger 21 flows out to the place ahead of engine 20.Yet, in this variation, because each cooling fan 22,33 wind direction be towards identical or roughly the same direction, so the flow efficiency of the ambient air of engine 20 and Hyaulic infinite variable speed machine 31 is good, warm air is full of around it, can flows to body the place ahead.Therefore, even heat exchanger 21 and each cooling fan 22,33 are this configuration, also can improve the cooling performance of engine 20 and Hyaulic infinite variable speed machine 31.
(variation 3)
In the above-described embodiment, battery 71 is loaded on the bottom surface of auxiliary step 41b, although and the battery 71 of this variation is not changed into the preparation seedling carrying base 61 that is configured in left and right sides any one party, 61 below, but as shown in Figure 9, take upper surface as not being embedded in this auxiliary step 41b from the outstanding height in the bottom surface of auxiliary step 41b.Therefore, be provided with the battery holding slots 45 that keeps battery 71 at auxiliary step 41b.The groove depth of this battery holding slots 45 (interval between the bottom surface of bottom land and auxiliary step 41b) is the degree of depth identical with the height (also comprising the terminal part) of battery 71.Perhaps, this groove depth is darker than the height of this battery 71.According to this variation, when guaranteeing the identification with the installation site of the equal maintenance workability of previous embodiment and battery 71, can further reduce operator or object collision to the possibility of battery 71.Therefore, in this seeding transplant machine 1, can avoid because of external force or the coming off of battery 71 that the vibration when travelling causes, can prevent from following the operation that can not supply capability causes to interrupt.
At this, if the terminal part of battery 71 prevents that object from hanging over the first-class battery wire bundle that causes of battery wire bundle and coming off, then preferred not outstanding from the bottom surface of auxiliary step 41b.But, take the installation exercise of battery wire bundle when preferential, also can make the terminal part of battery 71 outstanding from the bottom surface of auxiliary step 41b.
(variation 4)
In the above-described embodiment, Poewr transmission mechanism at connecting engine 20 and Hyaulic infinite variable speed machine 31 has used belt Poewr transmission mechanism 32, although but this Poewr transmission mechanism is not shown, but also can be replaced into the Poewr transmission mechanism that for example possesses such as lower member, namely possess: be installed in the first gear (the first power transmission member) on the output shaft 20a of engine 20; Be installed in the second gear (the second power transmission member) on the power shaft 31a of Hyaulic infinite variable speed machine 31; Be wound on the chain (the 3rd power transmission member) on the first gear and the second gear; And the chain stretching device (tension adjustment parts) of adjusting the tension force of chain.Even at this moment, so long as for example take the structure of the example of Fig. 6 as basic structure, then the cooling fan 33 of Hyaulic infinite variable speed machine 31 usefulness is configured between Hyaulic infinite variable speed machine 31 and the second gear and gets final product.In addition, take the structure of the example of Fig. 7 during as basic structure, for the wind that makes cooling fan 33 on the second gear and chain stretching device, chain stretching device is configured to get final product near the second gear, can improves the cooling performance of this Poewr transmission mechanism (especially chain and chain stretching device).
(variation 5)
In the above-described embodiment, Hyaulic infinite variable speed machine 31 is configured in ratio engine 20 on the front (body front side) and than the bottom surface of floor step 41 on the lower, but this Hyaulic infinite variable speed machine 31 also can be configured in ratio engine 20 by rear (body rear side) and than the bottom surface of floor step 41 on the lower.At this moment, heat exchanger 21 and cooling fan 22 are configured in ratio engine 20 by the body front side,, to the air-supply of body rear side engine 20 are cooled off from the body front side.And even this moment, the cooling fan 33 of this heat exchanger 21 and cooling fan 22 and Hyaulic infinite variable speed machine 31 usefulness also is configured in air after each heat exchange not to position that other cooling devices are supplied with.Therefore, even adopt this configuration, also can pure and fresh air be imported to respectively heat exchanger 21 and Hyaulic infinite variable speed machine 31 by each cooling fan 22,33, and, owing to do not hinder mutual the flowing of air after each heat exchange, therefore similarly can improve the cooling performance of engine 20 and Hyaulic infinite variable speed machine 31 with the above embodiments.

Claims (5)

1. a seeding transplant machine is characterized in that,
Upward be equipped with seedling cultivation device (3) via lifting linkage (80) at running vehicle body (2), be provided with floor step (41) and preparation seedling carrying base (61) at running vehicle body (2), at the lower position of preparation seedling carrying base (61) and the upper surface mounting of floor step (41) battery (71) arranged.
2. seeding transplant machine according to claim 1 is characterized in that,
Above-mentioned preparation seedling carrying base (61) is arranged in the mode that can rotate around the back shaft (62) of above-below direction.
3. seeding transplant machine according to claim 1 and 2 is characterized in that,
With the cartridge (25) of above-mentioned battery (71) and the fuel in engine (20) the feed fuels case (24) be configured in body about side's side.
4. seeding transplant machine according to claim 1 and 2 is characterized in that,
Form clathrate and the auxiliary step (41b) that can have an X-rayed in the left and right sides sidepiece setting of above-mentioned floor step (41), at the upper surface mounting battery (71) of this auxiliary step (41b).
5. seeding transplant machine according to claim 3 is characterized in that,
Be provided with manipulation seat (51) in the top of the hood (43) that covers above-mentioned engine (20), front portion at the running vehicle body (2) that becomes the place ahead of handling seat (51) is provided with front shroud (44), be provided with control wheel (52) on the top of front shroud (44), in front shroud (44), dispose fuel tank (24).
CN 201220307470 2011-06-28 2012-06-27 Seedling transplanter Expired - Fee Related CN202679958U (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2011143393A JP2013011294A (en) 2011-06-28 2011-06-28 Seedling transplanter
JP2011-143393 2011-06-28
JP2011-277630 2011-12-19
JP2011277630A JP2013126403A (en) 2011-12-19 2011-12-19 Seedling transplanter

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Publication Number Publication Date
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CN 201220307470 Expired - Fee Related CN202679958U (en) 2011-06-28 2012-06-27 Seedling transplanter
CN 201220308784 Expired - Fee Related CN202722005U (en) 2011-06-28 2012-06-28 Seedling transplanting machine

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Application Number Title Priority Date Filing Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109041710A (en) * 2013-11-29 2018-12-21 井关农机株式会社 Working truck
CN109955921A (en) * 2017-12-26 2019-07-02 株式会社久保田 Field working rig
CN111108872A (en) * 2014-05-26 2020-05-08 株式会社久保田 Planting and seeding series working machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109041710A (en) * 2013-11-29 2018-12-21 井关农机株式会社 Working truck
CN109041710B (en) * 2013-11-29 2021-11-19 井关农机株式会社 Seedling transplanter
CN111108872A (en) * 2014-05-26 2020-05-08 株式会社久保田 Planting and seeding series working machine
CN109955921A (en) * 2017-12-26 2019-07-02 株式会社久保田 Field working rig

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