CN207836163U - Hydraulic system and seeder - Google Patents
Hydraulic system and seeder Download PDFInfo
- Publication number
- CN207836163U CN207836163U CN201820226951.4U CN201820226951U CN207836163U CN 207836163 U CN207836163 U CN 207836163U CN 201820226951 U CN201820226951 U CN 201820226951U CN 207836163 U CN207836163 U CN 207836163U
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- China
- Prior art keywords
- oil
- inlet pipe
- oil inlet
- seeder
- hydraulic system
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Abstract
Hydraulic system provided by the utility model and seeder, are related to agricultural machinery technological field.The hydraulic system is used for seeder, wherein including part flow arrangement and at least two oil cylinders, the first oil inlet pipe is provided on the oil cylinder, the part flow arrangement is connected to first oil inlet pipe, the flow for distributing multiple oil cylinders.Part flow arrangement described in hydraulic system provided by the utility model is connected to first oil inlet pipe of oil cylinder, the flow for distributing multiple oil cylinders.By part flow arrangement between multiple oil cylinders, the balanced flow for distributing oil cylinder, to ensure synchronism of the seeder in lifting process, to solve the problems, such as lateral deviation that seeder occurs in lifting process, the stationarity for preferably ensureing seeder, has higher safety.
Description
Technical field
The utility model is related to agricultural machinery technological fields, more particularly, to a kind of hydraulic system and seeder.
Background technology
China is agricultural machinery big country, and seeder type is abundant, and the kind of drive is varied.Wherein chaindriven mode is extensive
It is used in the transmission of seeder above.The power resources of seeder realize that power passes in the driving of driving wheel by chain drive
Pass, change rotation direction, after transmissions at different levels, realize planting with sowing machine, fertilising function.
For in the hydraulic lifting system of trail-behind planter currently on the market, fluid pressure line uses concatenated connection side
Formula causes seeder to will appear lateral deviation phenomenon in lifting process, it is impossible to ensure that the stationarity of seeder during the work time
And reliability.
Hydraulic system in the hydraulic system of existing seeder, both sides synchronism is bad, and seeder can be caused to lift
There is the phenomenon that lateral deviation in process, and lifting for a long time will appear drop, and safety is relatively low.
Utility model content
One of the utility model is designed to provide a kind of hydraulic system, to solve the hydraulic pressure in existing hydraulic system
System, both sides synchronism is bad, and seeder can be caused the phenomenon that lateral deviation occur in lifting process, and the lower technology of safety is asked
Topic.
Another of the utility model is designed to provide a kind of seeder, includes the hydraulic system of above-mentioned offer.
In order to solve the above technical problems, the utility model uses following technical scheme；The utility model first aspect carries
The hydraulic system of confession is used for seeder, wherein including part flow arrangement and at least two oil cylinders, the is provided on the oil cylinder
One oil inlet pipe, the part flow arrangement are connected to first oil inlet pipe, the flow for distributing multiple oil cylinders.
Part flow arrangement described in hydraulic system provided by the utility model is connected to first oil inlet pipe of oil cylinder, is used for
Distribute the flow of multiple oil cylinders.By part flow arrangement between multiple oil cylinders, the balanced flow for distributing oil cylinder, from
And ensure synchronism of the seeder in lifting process, to solve the problems, such as lateral deviation that seeder occurs in lifting process,
The stationarity for preferably ensureing seeder, has higher safety.
In order to ensure, in lifting, when external system loses pressure, oil cylinder can be lockked in time and do not fallen after rise, at above-mentioned
In one technical solution, further, hydraulic lock is provided on the oil cylinder, first oil inlet pipe passes through the hydraulic lock and institute
State oil cylinder connection.The safety and reliability that hydraulic lock improves seeder is set.
In any of the above-described technical solution, further, the hydraulic lock includes multiple check valves of parallel connection.By unidirectional
Valve can lock oil cylinder and not fall after rise.
In any of the above-described technical solution, further, the part flow arrangement passes through elbow bend and first oil inlet
Pipe is connected to.Two inlet interfaces in part flow arrangement are connected with the hydraulic port of fuel tank, and the first of two discharge couplings and oil cylinder
Oil inlet pipe connects, and in the utility model, the number of oil cylinder is preferably two.
In any of the above-described technical solution, further, the elbow bend is pressed with first oil inlet pipe.By straight
Angle elbow and the pressing of the first oil inlet pipe can prevent oil from letting out.
In any of the above-described technical solution, further, the part flow arrangement is flow divider-combiner.Utilize flow divider-combiner
Operation principle ensure the flow equalization that distribute to two side cylinders, ensure that the synchronism that seeder both sides lift.
In any of the above-described technical solution, further, first oil inlet pipe is the harder conduit of material.
Further include the second oil inlet pipe being connect with the oil cylinder further in any of the above-described technical solution, described
Two oil inlet pipes are connected to hydraulic fluid port.
In any of the above-described technical solution, further, second oil inlet pipe is connect by triple valve with oil cylinder, described
Triple valve is connect with the hydraulic fluid port.
Second oil inlet pipe is in parallel with the first oil inlet pipe, and the second oil inlet pipe is connected to by hydraulic lock with the oil cylinder, and oil can be with
Enter from the first oil inlet pipe, is come out from the second oil inlet pipe.
Fuel tank is connect with the first oil inlet pipe or the second oil inlet pipe, and valve can be provided between fuel tank and oil inlet pipe.
The seeder that the utility model second aspect provides includes the hydraulic system that first aspect provides, therefore with the
On the one hand whole advantageous effects of the hydraulic system provided, just do not repeat one by one herein.
Using above-mentioned technical proposal, the utility model has the advantages that：
Part flow arrangement described in hydraulic system provided by the utility model is connected to first oil inlet pipe of oil cylinder, is used for
Distribute the flow of multiple oil cylinders.By part flow arrangement between multiple oil cylinders, the balanced flow for distributing oil cylinder, from
And ensure synchronism of the seeder in lifting process, to solve the problems, such as lateral deviation that seeder occurs in lifting process,
The stationarity for preferably ensureing seeder, has higher safety.
Further, hydraulic lock is provided on the oil cylinder, first oil inlet pipe passes through the hydraulic lock and the oil
Cylinder connects.
Further, the hydraulic lock includes multiple check valves in parallel.
The additional aspect and advantage of the utility model will become apparent in following description section, or new by this practicality
The practice of type is recognized.
Description of the drawings
It below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the hydraulic system that the utility model embodiment one provides；
Fig. 2 is the oil circuit figure for the hydraulic system that the utility model embodiment one provides.
Reference numeral：
1- oil cylinders；2- flow divider-combiners；3- hydraulic locks；
4- elbow bends；The first oil inlet pipes of 5-；The second oil inlet pipes of 6-；
7- check valves；8- triple valves.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.It should be noted that in the absence of conflict, the feature in embodiments herein and embodiment can
To be combined with each other.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Explanation is further explained to the utility model with reference to specific embodiment.
Embodiment one
Fig. 1 is the structural schematic diagram for the hydraulic system that the utility model embodiment one provides；Fig. 2 is implemented for the utility model
The oil circuit figure for the hydraulic system that example one provides.
As depicted in figs. 1 and 2, the hydraulic system that the utility model first aspect provides is used for seeder, wherein packet
Part flow arrangement and at least two oil cylinders 1 are included, the first oil inlet pipe 5, the part flow arrangement and described first are provided on the oil cylinder 1
Oil inlet pipe 5 is connected to, the flow for distributing multiple oil cylinders 1.
Part flow arrangement described in hydraulic system provided by the utility model is connected to first oil inlet pipe 5 of oil cylinder 1, is used
In the flow for distributing multiple oil cylinders 1.By part flow arrangement between multiple oil cylinders 1, the balanced stream for distributing oil cylinder 1
Amount, to ensure synchronism of the seeder in lifting process, to solve the lateral deviation that seeder occurs in lifting process
Problem preferably ensures the stationarity of seeder, has higher safety.
In order to ensure, in lifting, when external system loses pressure, oil cylinder 1 can be lockked in time and do not fallen after rise, above-mentioned
In any technical solution, further, hydraulic lock 3 is provided on the oil cylinder 1, first oil inlet pipe 5 passes through the hydraulic pressure
Lock 3 is connect with the oil cylinder 1.The safety and reliability that hydraulic lock 3 improves seeder is set.
In any of the above-described technical solution, further, the hydraulic lock 3 includes multiple check valves 7 of parallel connection.Pass through list
Oil cylinder 1 can be lockked to valve 7 not fall after rise.
In any of the above-described technical solution, further, the part flow arrangement passes through elbow bend 4 and the first oil inlet pipe 5
Connection.Two inlet interfaces in part flow arrangement are connected with the hydraulic port of fuel tank, two discharge couplings and oil cylinder 1 first into
Oil pipe 5 connects, and in the utility model, the number of oil cylinder 1 is preferably two.
In any of the above-described technical solution, further, the elbow bend 4 is pressed with first oil inlet pipe 5.Pass through
Elbow bend 4 and the pressing of the first oil inlet pipe 5 can prevent oil from letting out.
In any of the above-described technical solution, further, the part flow arrangement is flow divider-combiner 2.Utilize flow distributing and collecting
The operation principle of valve 2 ensures the flow equalization distributed to two side cylinders 1, ensure that the synchronism of seeder both sides lifting.
In any of the above-described technical solution, further, first oil inlet pipe 5 is the harder conduit of material.
Further include the second oil inlet pipe being connect with the oil cylinder 1 further in any of the above-described technical solution, it is described
Second oil inlet pipe is connected to hydraulic fluid port.
The seeder that the utility model second aspect provides includes the hydraulic system that first aspect provides, therefore with the
On the one hand whole advantageous effects of the hydraulic system provided, just do not repeat one by one herein.
Embodiment two
For the ease of safe handling, in any of the above-described technical solution, further, second oil inlet pipe 6 passes through three
Port valve 8 is connect with oil cylinder 1, and the triple valve 8 is connect with hydraulic fluid port.
There are two connector (one-in-and-one-out), a connector is connected to flow divider-combiner 2, shunting collection for tractor and hydraulic system
Stream valve 2 separates two the first oil inlet pipes 5 and is connected by hydraulic lock 3 with oil cylinder 1.Two the second oil inlet pipes 6 pass through triple valve 8 and oil
Cylinder 1 is connected, and 8 other end of triple valve is connected with the hydraulic fluid port of tractor.
Second oil inlet pipe 6 is in parallel with first oil inlet pipe 5, and second oil inlet pipe 6 is connect with the oil cylinder 1.Second
Oil inlet pipe 6 is connected to by hydraulic lock with the oil cylinder 1, and oil can enter from the first oil inlet pipe 5, be come out from the second oil inlet pipe 6.
Fuel tank is connect with the first oil inlet pipe 5 or the second oil inlet pipe 6, and valve can be provided between fuel tank and oil inlet pipe.Oil
It can be provided with oil pump between case and the first oil inlet pipe 5 or the second oil inlet pipe 6, oil pump is entered in oil inlet pipe.Remaining same embodiment
One.
In seeder provided by the utility model, mainly it is made of the oil cylinder of self-locking 1, flow divider-combiner 2.Flow divider-combiner
2 are located at the centre of two side cylinders 1, the balanced flow for distributing two side cylinders 1, to ensure seeder both sides in lifting process
In synchronism preferably ensure the steady of seeder to solve the problems, such as lateral deviation that seeder occurs in lifting process
Property；The oil cylinder 1 of self-locking can ensure, in lifting, when external system loses pressure, can lock in time using its self-locking performance
Oil cylinder 1 is not fallen after rise, improves the safety and reliability of seeder.
In conclusion first oil inlet of part flow arrangement described in hydraulic system provided by the utility model and oil cylinder 1
Pipe 5 is connected to, the flow for distributing multiple oil cylinders 1.By part flow arrangement between multiple oil cylinders 1, balanced distribution
The flow for oil cylinder 1, to ensure synchronism of the seeder in lifting process, to solve seeder in lifting process
The lateral deviation problem of appearance preferably ensures the stationarity of seeder, has higher safety.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.In addition, it will be appreciated by those of skill in the art that although some implementations described herein
Example includes certain features included in other embodiments rather than other feature, but the group of the feature of different embodiments is desirable
Taste within the scope of the utility model and forms different embodiments.For example, in claims above, institute
The one of arbitrary of claimed embodiment mode can use in any combination.It is disclosed in the background technology part
Information is merely intended to deepen the understanding to the general background technology of the utility model, and is not construed as recognizing or with any shape
Formula implies that the information constitutes the prior art known to those skilled in the art.
Claims (10)
1. a kind of hydraulic system is used for seeder, which is characterized in that including part flow arrangement and at least two oil cylinders, the oil
The first oil inlet pipe is provided on cylinder, the part flow arrangement is connected to first oil inlet pipe, for distributing multiple oil cylinders
Flow.
2. hydraulic system according to claim 1, which is characterized in that it is provided with hydraulic lock on the oil cylinder, described first
Oil inlet pipe is connect by the hydraulic lock with the oil cylinder.
3. hydraulic system according to claim 2, which is characterized in that the hydraulic lock includes multiple check valves of parallel connection.
4. hydraulic system according to claim 1, which is characterized in that the part flow arrangement passes through elbow bend and described the
One oil inlet pipe is connected to.
5. hydraulic system according to claim 4, which is characterized in that the elbow bend and the first oil inlet pipe pressure
It closes.
6. hydraulic system according to claim 1, which is characterized in that the part flow arrangement is flow divider-combiner.
7. hydraulic system according to claim 1, which is characterized in that first oil inlet pipe is the harder conduit of material.
8. hydraulic system according to claim 1, which is characterized in that further include the second oil inlet being connect with the oil cylinder
Pipe, second oil inlet pipe are connected to hydraulic fluid port.
9. hydraulic system according to claim 8, which is characterized in that second oil inlet pipe is connected by triple valve and oil cylinder
It connects, the triple valve is connect with the hydraulic fluid port.
10. a kind of seeder, which is characterized in that including hydraulic system as described in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820226951.4U CN207836163U (en) | 2018-02-07 | 2018-02-07 | Hydraulic system and seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820226951.4U CN207836163U (en) | 2018-02-07 | 2018-02-07 | Hydraulic system and seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207836163U true CN207836163U (en) | 2018-09-11 |
Family
ID=63411992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820226951.4U Expired - Fee Related CN207836163U (en) | 2018-02-07 | 2018-02-07 | Hydraulic system and seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207836163U (en) |
-
2018
- 2018-02-07 CN CN201820226951.4U patent/CN207836163U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20210207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |