CN207744354U - A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device - Google Patents
A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device Download PDFInfo
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- CN207744354U CN207744354U CN201721844509.XU CN201721844509U CN207744354U CN 207744354 U CN207744354 U CN 207744354U CN 201721844509 U CN201721844509 U CN 201721844509U CN 207744354 U CN207744354 U CN 207744354U
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Abstract
The utility model discloses a kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting devices, it include the rotary cultivator being connect with tractor, the fertilizer apparatus and feed mechanism for seed being connect with rotary cultivator, it further include the suction type wind turbine being located on rotary cultivator, the tracheae of the Double-sucker that the suction type wind turbine has aspiration direction opposite, the Double-sucker and feed mechanism for seed connects.The suction type wind turbine is driven by high-speed hydraulic motor, and the fertilizer apparatus and feed mechanism for seed are driven by low speed hydraulic motor I and low speed hydraulic motor II respectively, and each hydraulic motor is connect with master controller；The high-speed hydraulic motor, low speed hydraulic motor I and low speed hydraulic motor II are driven by the hydraulic power unit on tractor.The utility model does not need personnel and is operated manually, by realizing artificial intelligence control hydraulic-driven to master controller, man-machine interface, under tractor difference travel speed, realize seeding, fertilizer expelling shaft rotating speed real-time tracking tractor speed, ensure fertilising fabric it is uniformly accurate.
Description
Technical field
The utility model is related to agricultural seeder equipment technical field, especially a kind of intelligence control hydraulic-driven aspirated-air type winter wheat
Broadcasting device.
Background technology
Wheat is the important cereal crops in China, and sowing is the key link of Wheat Production, and the quality of seeding quality is directly
Influence the yield of wheat.For Wheat Pneumatic Precise Seeder because seed is adaptable, seeding precision is high, adapts to high-speed job etc.
Feature is widely used at home and abroad.
Traditional feed mechanism for seed, which is broadly divided into, mechanically aspirated-air type two major classes.The dispenser seeding of aspirated-air type is than calibrated
Really, it is suitble to the sowing of the crops of larger particles, such as corn and soybean.The seed of smaller particle, is generally adopted as wheat
Mechanical seed-distributing device.Major advantage shows that the discharge capacity of each row is consistent, and can adjust active length.Structure is simpler
Single, cheap, adjusting is very convenient, using reliable.
Currently, wheat seed planter obtains some progress at home, but for sowing performance and effect, there are still it is many not
Foot.Air-aspiration type precision planter has many advantages, such as that operating speed is fast, feed mechanism for seed is good to seed adaptability, in recent years more by the country
Outer favor starts gradually to promote the use of in China fraction area, but be substantially tractor rear drive shaft drive wind turbine into
Sowing is inhaled in promoting the circulation of qi, and in parking and u-turn, output will stop after tractor, and at this moment the seed shedding in feed mechanism for seed, carries out again
Easily occurs sterilization phenomenon when sowing；Currently, the seeding fertilizer expelling shaft of wheat seed planter mostly uses ground wheel drive, and land wheel skids easily
Cause wheat fertilizing, sowing performance be unstable, precision not enough etc..For current produced pneumatic seeder, could not also it arrive
Intelligents' the set goal, there are many more part need to re-start design, improve it is perfect.
Utility model content
Aiming at the above shortcomings existing in the prior art, the purpose of this utility model is to provide a kind of intelligence for the utility model
Hydraulic-driven aspirated-air type winter wheat broadcasting device is controlled, the utility model does not need personnel and grasped manually in entire operation process
Make, by realizing artificial intelligence control fluid power system to master controller, man-machine interface, in tractor difference travel speed
Under, seeding operation whole process intelligentized control method, realize seeding, fertilizer expelling shaft rotating speed real-time tracking tractor speed, ensure fertilising cloth
Kind is uniformly accurate.Pressure dwelling loop is designed, no matter which kind of state can ensure the stabilization of speed of wind turbine, ensure aspiration disk entire
In seeding process, there are enough and continual and steady adsorption capacities to wheat seeds.
The utility model is achieved by the following technical solution, and the utility model provides a kind of intelligence control hydraulic-driven aspiration
Formula winter wheat broadcasting device includes the rotary cultivator being connect with tractor, and the fertilizer apparatus and feed mechanism for seed being connect with rotary cultivator, further include position
In the Double-sucker that the suction type wind turbine on rotary cultivator, the suction type wind turbine have aspiration direction opposite, the Double-sucker and row
The tracheae connection of kind device.
Preferably, the suction type wind turbine is driven by high-speed hydraulic motor, the fertilizer apparatus and feed mechanism for seed are respectively by low
Speed hydraulic motor I and low speed hydraulic motor II drive, and each hydraulic motor is connect with master controller；The high-speed hydraulic motor,
Low speed hydraulic motor I and low speed hydraulic motor II are driven by the hydraulic power unit on tractor.
Hydraulic system is carried as power source using tractor, hydraulic power unit output circuit is divided into three tunnels, by tractor hydraulic
Pumping plant output pressure driving hydraulic motor drives suction type wind turbine, the rotation of feed mechanism for seed fertilizer apparatus to complete to broadcast the device of fertilizer.It is main
Controller selects STM32 controllers, is monitored by the master controller real-time control of core of STM32, is distinguished using STM32 controllers
A high-speed hydraulic motor and two low speed hydraulic motor operatings are controlled, in point that high-speed hydraulic motor is connect with suction type wind turbine
Zhi Zhong, the rotation of main controller controls suction type wind turbine so that Double-sucker has adsorption capacity in entire seeding process to wheat seeds.Two
A low speed hydraulic motor then realizes seeding fertilizer under the control of master controller.
With it is traditional with the kind of drive of wheel drive wind turbine compared with, the transmission of wind turbine is directly driven using high-speed hydraulic motor
Mode is avoided since belt wears the loss brought；Suction type wind turbine uses Double-sucker；The positive and negative rotation of high-speed hydraulic motor can
To drive the impeller positive and negative rotation of suction type wind turbine, to complete sowing and clear kind, the tracheae of Double-sucker and feed mechanism for seed is connected directly,
Are reduced by the loss of suction type blower pressure, more conducively sows the progress of work for three feed mechanism for seed air-breathings respectively per side sucker；It drags
Machine drawing carries the hydraulic oil driving high-speed hydraulic motor rotation of hydraulic power unit output, the rotation of high-speed hydraulic motor impeller height
Negative pressure is generated, the wheat of air-suction seeding unit is adsorbed on discharge plate by Double-sucker, while low speed hydraulic motor II drives
Feed shaft rotates, and to complete precise sowing, after the completion of sowing, high-speed hydraulic motor reversion is high by drive shaft impeller
Speed reversion, suction type wind turbine air-breathing from air can carry out clear kind of work of air-suction seeding unit.
Preferably, being equipped with man-machine interface in the side of rotary cultivator, the man-machine interface is electrically connected with master controller.It is logical
It crosses man-machine interface setting relevant parameter and the operation conditions of seeder is informed driver by display controller operation result in time,
It allows driver to make adjustment in time, keeps sowing more smooth, evenly.
Preferably, being returned equipped with pressurize on the branch road that the hydraulic power unit drives high-speed hydraulic motor and suction type wind turbine
Road.
Preferably, the pressure dwelling loop includes pressure sensor and the installation of the air inlet mounted on suction type wind turbine
Electro-hydraulic proportional valve between hydraulic power unit and high-speed hydraulic motor, the pressure sensor, electro-hydraulic proportional valve and master controller
Electrical connection.
In the branch that high-speed hydraulic motor is connect with wind turbine, pressure dwelling loop is designed, the purpose that pressure dwelling loop is arranged is to allow
Wind turbine has constant pressure, caused by avoiding tractor is unstable due to wind pressure during turning round, reversing end for end, inhales kind of rate from declining
Broadcast leakage, broken strip problem.Pressure sensor is installed in the air inlet of suction type wind turbine, measures air inlet wind pressure；By the liquid of tractor
Press pump station drives high-speed hydraulic motor rotation to directly drive the suction kind of suction type wind turbine, when the pressure of pressure sensor reaches pre-
When the pressure first set, main controller controls electro-hydraulic proportional valve is moved to middle position, reaches packing state, at this time no matter which kind of state
It can ensure the stabilization of speed of wind turbine, ensure that aspiration disk in entire seeding process, has wheat seeds enough and continual and steady
Adsorption capacity.
Preferably, the hydraulic power unit of the tractor drives low speed by the electro-hydraulic proportional valve being electrically connected with master controller
Hydraulic motor I and low speed hydraulic motor II operate.Two low speed hydraulic motors then under closed loop control mode, pass through master controller
Control electro-hydraulic proportional valve corrects rotating speed to control the pressure of two low speed hydraulic motors, the export ratio of flow, and then it is low to control two
The rotating speed of speed hydraulic motor.
Preferably, speed governing valve is equipped on the branch road that the hydraulic power unit drives high-speed hydraulic motor, in high-speed hydraulic
Flow sensor is installed, the speed governing valve and flow sensor are electrically connected with master controller between motor and suction type wind turbine.
Flow sensor is installed between high-speed hydraulic motor and suction type wind turbine, what flow sensor measured is to enter suction type wind turbine
Flow, when according to the rotating speed and negative pressure of the different adjustment suction type wind turbine of wheat breed, only need to pass through man-machine interface (MCGS people
Machine interface) instruction is inputted, man-machine interface will issue instruction master controller, and master controller is again by electric signal transmission to speed governing
Valve, and then the flow into hydraulic motor is adjusted, realize the adjustment of suction type rotation speed of fan.
Preferably, the second photoelectric encoder is installed in one end of the feed shaft of the feed mechanism for seed, in the fertilizer apparatus
The first photoelectric encoder is installed in one end of fertilizer expelling shaft, first photoelectric encoder and the second photoelectric encoder respectively with main control
Device is electrically connected.
Preferably, the end both sides in rotary cultivator are equipped with land wheel, third photoelectricity is installed in the rotary shaft of land wheel
Encoder, the third photoelectric encoder are electrically connected with master controller.Land wheel is used for the operating forward of rotary cultivator, with tractor
The speed of service is consistent.Third photoelectric encoder measures the speed of tractor.
The speed that installation photoelectric encoder tests the speed to seeding, fertilizer expelling shaft, and will measure in one end of feed shaft, fertilizer expelling shaft
It is transferred to master controller, the speed of feed shaft is compared by master controller with tractor forward speed, if speed is too fast, control
Device processed will send out signal, and by electric signal transmission to electro-hydraulic proportional valve, and electro-hydraulic proportional valve will act, and reduce amount of opening, make
Output flow is reduced, and then the flow for entering low speed hydraulic motor is reduced, and the rotating speed of low speed hydraulic motor reduces, feed shaft, row
Fertile rotating speed declines.When feed shaft, fertilizer expelling shaft, which drop to, to match with tractor forward speed, using STM32 as the master of core
Controller just completes a process to feed shaft, fertilizer rotating speed real-time speed regulating.In entire speed regulation process, it is not required to very important person
Member is operated manually, by realizing artificial intelligence control hydraulic-driven system to master controller, monitoring system, man-machine interface
System, under tractor difference travel speed, seeding operation whole process intelligentized control method, realize seeding, fertilizer expelling shaft rotating speed in real time with
Track tractor speed ensures that fertilising fabric is uniformly accurate.
Preferably, being equipped with fertilizer apparatus anti-block apparatus on the fertilizer apparatus.Fertilizer apparatus anti-block apparatus is for preventing fertilizer
Device blocks.
The beneficial effects of the utility model are：
1) the utility model intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device does not need personnel in entire operation process
Be operated manually, by realizing artificial intelligence control fluid power system to master controller, man-machine interface, tractor not
With under travel speed, seeding operation whole process intelligentized control method, realize seeding, fertilizer expelling shaft rotating speed real-time tracking tractor speed,
Ensure that fertilising fabric is uniformly accurate.
2) the utility model designs pressure dwelling loop, and no matter which kind of state can ensure the stabilization of speed of wind turbine, ensure gas
Sucker has wheat seeds enough and continual and steady adsorption capacities in entire seeding process.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 seeding apparatus overall top views；
Fig. 2 seeding apparatus entirety front views；
Fig. 3 seeding apparatus entirety rearviews；
Fig. 4 blower fan structure figures
Fig. 5 fertilizer apparatus structure charts
Fig. 6 feed mechanism for seed structure charts
Fig. 7 suction type wind turbine holding pressure control principle assumption diagrams
Fig. 8 controller hardware system construction drawings
In figure, 1, tractor, 2, rotary cultivator, 3, electro-hydraulic proportional valve, 4, pressure sensor, 5, speed governing valve, 6, flow sensing
Device, 7, high-speed hydraulic motor, 8, suction type wind turbine, 9, master controller, 10, man-machine interface, 11, low speed hydraulic motor I, 12, low
Speed hydraulic motor II, 13, the first photoelectric encoder, the 14, second photoelectric encoder, 15, third photoelectric encoder, 16, land wheel,
17, feed mechanism for seed, 18, fertilizer apparatus, 19, fertilizer apparatus anti-block apparatus.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain this practicality
It is novel, it is not used to limit the utility model.
The application principle of the utility model is further described with reference to specific embodiment.
Embodiment 1, shown in Fig. 1-Fig. 6, a kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device, including with it is dilatory
The rotary cultivator 2 that machine 1 connects, the fertilizer apparatus 18 and feed mechanism for seed 17 being connect with rotary cultivator 2 further include the negative pressure being located on rotary cultivator 2
The tracheae of formula wind turbine 8, the Double-sucker that the suction type wind turbine 8 has aspiration direction opposite, the Double-sucker and feed mechanism for seed 17 connects
It connects.
Preferably, the suction type wind turbine 8 is driven by high-speed hydraulic motor 7, the fertilizer apparatus 18 and feed mechanism for seed 17 divide
It is not driven by low speed hydraulic motor I 11 and low speed hydraulic motor II 12, each hydraulic motor is connect with master controller 9；The height
Speed hydraulic motor 7, low speed hydraulic motor I 11 and low speed hydraulic motor II 12 are driven by the hydraulic power unit on tractor 1.
Hydraulic system is carried as power source using tractor, hydraulic power unit output circuit is divided into three tunnels, by tractor hydraulic
Pumping plant output pressure driving hydraulic motor drives suction type wind turbine, the rotation of feed mechanism for seed fertilizer apparatus to complete to broadcast the device of fertilizer.It is main
Controller 9 selects STM32 controllers, is monitored by the master controller real-time control of core of STM32, using STM32 controllers point
Not Kong Zhi a high-speed hydraulic motor and the operating of two low speed hydraulic motors, connect with suction type wind turbine in high-speed hydraulic motor
In branch, the rotation of main controller controls suction type wind turbine so that Double-sucker has adsorption capacity in entire seeding process to wheat seeds.
Two low speed hydraulic motors then realize seeding fertilizer under the control of master controller.
With it is traditional with the kind of drive of wheel drive wind turbine compared with, the transmission of wind turbine is directly driven using high-speed hydraulic motor
Mode is avoided since belt wears the loss brought；Suction type wind turbine 8 uses Double-sucker；The positive and negative rotation of high-speed hydraulic motor can
To drive the impeller positive and negative rotation of suction type wind turbine 8, to complete sowing and clear kind, the direct phase of tracheae of Double-sucker and feed mechanism for seed
Even, reduce the loss of suction type blower pressure respectively to three feed mechanism for seed air-breathings per side sucker, more conducively sow work into
Row；Tractor carries the hydraulic oil driving high-speed hydraulic motor rotation of hydraulic power unit output, and high-speed hydraulic motor impeller is high
Degree rotation generates negative pressure, the wheat of air-suction seeding unit is adsorbed on discharge plate by Double-sucker, while low speed hydraulic motor
II driving feed shaft rotation, to complete precise sowing, after the completion of sowing, high-speed hydraulic motor reversion is driven by drive shaft
Impeller high speed reverse rotation, suction type wind turbine air-breathing from air can carry out clear kind of work of air-suction seeding unit.
Man-machine interface 10 is installed in the side of rotary cultivator 2, the man-machine interface 10 is electrically connected with master controller 9.Pass through
Relevant parameter is arranged in man-machine interface 10 and the operation conditions of seeder is informed driver by display controller operation result in time,
It allows driver to make adjustment in time, keeps sowing more smooth, evenly.
The hydraulic power unit of the tractor 1 drives low speed hydraulic pressure horse by the electro-hydraulic proportional valve 3 being electrically connected with master controller 9
It is operated up to I 11 and low speed hydraulic motor II 12.Two low speed hydraulic motors then under closed loop control mode, pass through master controller control
Electro-hydraulic proportional valve processed corrects rotating speed to control the pressure of two low speed hydraulic motors, the export ratio of flow, and then controls two low speed
The rotating speed of hydraulic motor.
Speed governing valve 5 is equipped on the branch road that the hydraulic power unit drives high-speed hydraulic motor 7, in 7 He of high-speed hydraulic motor
Flow sensor 6 is installed, the speed governing valve 5 and flow sensor 6 are electrically connected with master controller 9 between suction type wind turbine 8.
Flow sensor 6 is installed, what flow sensor 6 measured is to enter suction type wind turbine between high-speed hydraulic motor and suction type wind turbine
8 flow when according to the rotating speed and negative pressure of the different adjustment suction type wind turbine of wheat breed, only need to pass through man-machine interface (MCGS
Man-machine interface) instruction is inputted, man-machine interface will issue instruction master controller, and master controller is again by electric signal transmission to tune
Fast valve, and then the flow into hydraulic motor is adjusted, realize the adjustment of suction type rotation speed of fan.
Fertilizer apparatus anti-block apparatus 19 is equipped on the fertilizer apparatus 18.Fertilizer apparatus anti-block apparatus 19 is for preventing fertilizer apparatus 18
Obstruction.
Embodiment 2, referring to Fig. 8, the present embodiment difference from example 1 is that, in institute on the basis of embodiment 1
The branch road for stating hydraulic power unit driving high-speed hydraulic motor 7 and suction type wind turbine 8 is equipped with pressure dwelling loop.The pressure dwelling loop includes
Mounted on the pressure sensor 4 of the air inlet of suction type wind turbine and between hydraulic power unit and high-speed hydraulic motor 7
Electro-hydraulic proportional valve 3, the pressure sensor 4, electro-hydraulic proportional valve 3 are electrically connected with master controller 9.
In the branch that high-speed hydraulic motor is connect with wind turbine, pressure dwelling loop is designed, the purpose that pressure dwelling loop is arranged is to allow
Wind turbine has constant pressure, caused by avoiding tractor is unstable due to wind pressure during turning round, reversing end for end, inhales kind of rate from declining
Broadcast leakage, broken strip problem.Pressure sensor is installed in the air inlet of suction type wind turbine, measures air inlet wind pressure；By the liquid of tractor 1
Press pump station drives the rotation of high-speed hydraulic motor 7 to directly drive 8 suction kind of suction type wind turbine, when the pressure of pressure sensor reaches
When preset pressure, master controller 9 controls electro-hydraulic proportional valve 3 and is moved to middle position, reaches packing state, at this time without can be with
Ensure the stabilization of speed of wind turbine, ensures that aspiration disk in entire seeding process, there are wheat seeds enough and continual and steady absorption
Power.
Embodiment 3, the present embodiment and embodiment 1 or embodiment 2 the difference is that, in embodiment 1 or embodiment 2
On the basis of the feed mechanism for seed 17 feed shaft one end install the second photoelectric encoder 14, in the row of the fertilizer apparatus 18
The first photoelectric encoder 13 is installed in one end of fertile axis, first photoelectric encoder, 13 and second photoelectric encoder 14 respectively with master
Controller 9 is electrically connected.
Land wheel 16 is installed in the end both sides of rotary cultivator 2, third photoelectric coding is installed in the rotary shaft of land wheel 16
Device 15, the third photoelectric encoder 15 are electrically connected with master controller 9.Land wheel 16 is used for the operating forward of rotary cultivator 2, and dilatory
The speed of service of machine is consistent.Third photoelectric encoder 15 measures the speed of tractor 1.
The speed that installation photoelectric encoder tests the speed to seeding, fertilizer expelling shaft, and will measure in one end of feed shaft, fertilizer expelling shaft
It is transferred to master controller, the speed of feed shaft is compared by master controller with tractor forward speed, if speed is too fast, control
Device processed will send out signal, and by electric signal transmission to electro-hydraulic proportional valve 3, and electro-hydraulic proportional valve 3 will act, and reduce amount of opening,
Output flow is set to reduce, and then the flow for entering low speed hydraulic motor is reduced, the rotating speed of low speed hydraulic motor reduces, feed shaft,
Fertilizer rotating speed declines.When feed shaft, fertilizer expelling shaft, which drop to, to match with tractor forward speed, using STM32 as core
Master controller just completes a process to feed shaft, fertilizer rotating speed real-time speed regulating.In entire speed regulation process, do not need
Personnel are operated manually, by realizing artificial intelligence control hydraulic-driven system to master controller, monitoring system, man-machine interface
System, under tractor difference travel speed, seeding operation whole process intelligentized control method, realize seeding, fertilizer expelling shaft rotating speed in real time with
Track tractor speed ensures that fertilising fabric is uniformly accurate.
The operation principle of above-described embodiment：Three tunnels of the hydraulic power unit of tractor point a, wherein high speed by tractor 1
The rotation of hydraulic motor 7 is to directly drive suction type wind turbine 8 to complete suction kind, when the pressure of hydraulic motor reaches preset pressure
When power, master controller 9 controls electro-hydraulic proportional valve 3 and is moved to middle position, reaches packing state, no matter which kind of tractor is being in just at this time
Normal working condition, Double-sucker all have wheat seeds enough and continual and steady adsorption capacities.Other two hydraulic power units by tractor 1
Low speed hydraulic motor I 11 and low speed hydraulic motor II 12 are driven, feed mechanism for seed 17 is respectively driven and fertilizer apparatus 18 rotates, third photoelectricity
Encoder 15 measures the speed of current tractor 1,18 speed of fertilizer apparatus measured with the first photoelectric encoder 13 and the second photoelectricity
The speed for the feed mechanism for seed 17 that encoder 14 measures is compared in real time, is timely feedbacked to master controller 9, to adjust low speed hydraulic pressure horse
Up to I 11 and the speed of low speed hydraulic motor II 12, to control the amount of fertilizer and seeding in time.Meanwhile it can exist as needed
Fertilizer flow rate is preset in man-machine interface 10.
Certainly, above description is also not limited to the example above, and technical characteristic of the utility model without description can lead to
It crosses or realizes that details are not described herein using the prior art；Above example and attached drawing are merely to illustrate the technology of the utility model
Scheme is not limitations of the present invention, and the utility model is described in detail with reference to preferred embodiment, this
Field it is to be appreciated by one skilled in the art that those skilled in the art institute in the essential scope of the utility model
The variations, modifications, additions or substitutions made without departure from the objective of the utility model, want by the right that should also belong to the utility model
Seek protection domain.
Claims (9)
1. a kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device, includes the rotary cultivator (2) being connect with tractor (1), with rotation
Plough the fertilizer apparatus (18) and feed mechanism for seed (17) of machine (2) connection, it is characterised in that：It further include the suction type being located on rotary cultivator (2)
Wind turbine (8), the Double-sucker that the suction type wind turbine (8) has aspiration direction opposite, the gas of the Double-sucker and feed mechanism for seed (17)
Pipe connects.
2. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 1, it is characterised in that：The suction type
Wind turbine (8) is driven by high-speed hydraulic motor (7), and the fertilizer apparatus (18) and feed mechanism for seed (17) are respectively by low speed hydraulic motor I
(11) it is connect with master controller (9) with low speed hydraulic motor II (12) driving, each hydraulic motor；The high-speed hydraulic motor
(7), low speed hydraulic motor I (11) and low speed hydraulic motor II (12) are driven by the hydraulic power unit on tractor (1).
3. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 2, it is characterised in that：In rotary cultivator
(2) side is equipped with man-machine interface (10), and the man-machine interface (10) is electrically connected with master controller (9).
4. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 2, it is characterised in that：In the hydraulic pressure
Pumping plant drives the branch of high-speed hydraulic motor (7) and suction type wind turbine (8) road to be equipped with pressure dwelling loop.
5. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 4, it is characterised in that：The pressurize is returned
Road include mounted on suction type wind turbine air inlet pressure sensor (4) and be mounted on hydraulic power unit and high-speed hydraulic motor
(7) electro-hydraulic proportional valve (3) between, the pressure sensor (4), electro-hydraulic proportional valve (3) are electrically connected with master controller (9).
6. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 5, it is characterised in that：The tractor
(1) hydraulic power unit drives low speed hydraulic motor I (11) and low by the electro-hydraulic proportional valve (3) that is electrically connected with master controller (9)
Speed hydraulic motor II (12) operates.
7. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 2, it is characterised in that：In the hydraulic pressure
Pumping plant drives the branch road of high-speed hydraulic motor (7) to be equipped with speed governing valve (5), in high-speed hydraulic motor (7) and suction type wind turbine (8)
Between flow sensor (6) is installed, the speed governing valve (5) and flow sensor (6) are electrically connected with master controller (9).
8. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 2, it is characterised in that：In the seeding
The second photoelectric encoder (14) is installed in one end of the feed shaft of device (17), is installed in one end of the fertilizer expelling shaft of the fertilizer apparatus (18)
First photoelectric encoder (13), first photoelectric encoder (13) and the second photoelectric encoder (14) respectively with master controller
(9) it is electrically connected.
9. intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device according to claim 8, it is characterised in that：In rotary cultivator
(2) end both sides are equipped with land wheel (16), and third photoelectric encoder (15) is equipped in the rotary shaft of land wheel (16), described
Third photoelectric encoder (15) is electrically connected with master controller (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844509.XU CN207744354U (en) | 2017-12-26 | 2017-12-26 | A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844509.XU CN207744354U (en) | 2017-12-26 | 2017-12-26 | A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device |
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| Publication Number | Publication Date |
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| CN207744354U true CN207744354U (en) | 2018-08-21 |
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ID=63150632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721844509.XU Active CN207744354U (en) | 2017-12-26 | 2017-12-26 | A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device |
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| CN (1) | CN207744354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107950103A (en) * | 2017-12-26 | 2018-04-24 | 山东农业大学 | A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device |
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2017
- 2017-12-26 CN CN201721844509.XU patent/CN207744354U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107950103A (en) * | 2017-12-26 | 2018-04-24 | 山东农业大学 | A kind of intelligence control hydraulic-driven aspirated-air type winter wheat broadcasting device |
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