CN208353878U - A kind of novel pneumatic seeder switching device - Google Patents
A kind of novel pneumatic seeder switching device Download PDFInfo
- Publication number
- CN208353878U CN208353878U CN201820787055.5U CN201820787055U CN208353878U CN 208353878 U CN208353878 U CN 208353878U CN 201820787055 U CN201820787055 U CN 201820787055U CN 208353878 U CN208353878 U CN 208353878U
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- Prior art keywords
- transmission shaft
- ball link
- way body
- cylinder
- valve block
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- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 238000010899 nucleation Methods 0.000 claims abstract description 26
- 238000004064 recycling Methods 0.000 claims abstract description 3
- 230000033001 locomotion Effects 0.000 claims description 6
- 241000196324 Embryophyta Species 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000009331 sowing Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 241000592344 Spermatophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model relates to a kind of novel pneumatic seeder switching devices, including three-way body, cylinder, lead screw, valve block, transmission shaft and solenoid directional control valve etc.；Two transmission shafts pass through lead screw, ball link and flange connector respectively and connect with cylinder；It is fixed on transmission shaft that there are two valve blocks；Two valve blocks are vertically arranged；Three-way body is equipped with air inlet and air outlet；Gas outlet is connect with vacuum blower, and two air inlets are respectively used to useless kind of recycling and seeding；The utility model carries out clear kind of operation to the remaining seed in feed mechanism for seed after seeding, by switching over realization to access, and the seed of different lines is avoided mutually to obscure；It is easy to operate using electromagnetic switch control valve device, make seeding and clear kind of operation switching rapidly, saves the time, improve the working efficiency of seeder.
Description
Technical field
The utility model relates to a kind of novel pneumatic seeder switching devices, belong to agricultural machinery and equipment field.
Background technique
For plant planter, seeding and clear kind of system are the essential two kinds of systems of plant planter, cell sowing
There are specific technical requirements to seeder, is broadcast in row in required, to finish the seed of a certain strain, Different Crop just
Seed cannot remain in seeding box, plant planter realizes the switching of seeding and clear kind of access by the switching device, will
Extra seed collection into cleaning device, mutually obscure, and used at present by the seed for avoiding different lines in feed mechanism for seed
Plant planter needs artificial clear kind mostly without cleaning device, time-consuming and laborious, even if there is cleaning device, cannot also guarantee to arrange
Kind, clear kind of state switching, are extremely difficult to the requirement that cell precision planter is precisely sowed.
Summary of the invention
To solve the above-mentioned problems, the utility model provides a kind of novel pneumatic seeder switching device；This is practical
New Energy according to the switching for requiring to realize seeding, clear kind of two states, mutually obscure, increase and broadcast by the seed for avoiding different lines
The reliability and accuracy of kind.
The utility model, which is created, uses following technical scheme:
A kind of novel pneumatic seeder switching device, including three-way body, cylinder, ball link, flange connector, silk
Thick stick, three-way body fixing shell, valve block, transmission shaft and solenoid directional control valve；
The solenoid directional control valve passes through tracheae one respectively and tracheae two connects the left and right chamber of cylinder, passes through solenoid directional control valve
Switching, control Telescopic-cylinder bar carry out different directions movement；Cylinder bottom is fixed on three-way body fixing shell left side top；
Telescopic-cylinder bar one end and ball link three are connected and fixed on the right side of three-way body fixing shell；Ball link three and spherical shape
Connector two and the movable connection in two both ends of flange connector, ball link two and ball link three and flange connector two
Between can relatively rotate；Ball link two-way crosses lead screw and ball link one is threadedly coupled；Lead screw and Telescopic-cylinder bar are flat
Row is arranged in three-way body cover top portion；Three-way body is located at the inside of three-way body fixing shell；Transmission shaft one and transmission shaft two are distinguished
Pass perpendicularly through three-way body and three-way body fixing shell；The top of transmission shaft one passes through logical among bearing one and flange connector one
Hole is fixedly connected；The top of transmission shaft two is fixedly connected by bearing two with the through-hole among flange connector two；Three-way body is solid
Determine to be respectively fixed with valve block one and valve block two on the transmission shaft one and transmission shaft two of interior of shell, each valve block and transmission shaft can be same
When rotate.
The valve block one and valve block two is vertically arranged, and two valve blocks spatially intersect in 90 °.
Air inlet there are two being set at left and right sides of the three-way body, three between two bottom end of transmission shaft one and transmission shaft
Entire body bottom is equipped with a gas outlet；Gas outlet is connect with vacuum blower, and two air inlets are carried with cotton planter respectively
Useless kind of recyclable device and feed mechanism for seed corresponding device be connected to form clear kind and seeding access, pass through electromagnetic switch described in manipulation
Valve completes seeding or clear kind of work；Two air inlets are respectively used to useless kind of recycling and seeding.
The ball link three and cylinder telescopic rod are using threaded connection；
The lead screw both ends have oppositely oriented screw thread, the ball link one and ball link two and silk
Thick stick both ends are using threaded connection；It can make ball link one and ball link two that micro opposite direction occur by rotational lead screw
Relative rotation, and realize by the transmission of flange connector and transmission shaft the minor rotation of valve block one and valve block two, strengthen
Airtightness of two valve blocks to clear kind of access and seeding access.
The utility model has the following beneficial effects:
1, the utility model can be after seed discharging operation, by switching over realization to the residue in feed mechanism for seed to access
Seed carries out clear kind of operation, and the seed of different lines is avoided mutually to obscure.
2, the utility model uses electromagnetic switch control valve device, easy to operate, and device is made to have the characteristics that quick response,
Make seeding and clear kind of operation switching rapidly, saves the time, improve the working efficiency of seeder.
3, plant planter needs frequent progress seeding and the clear kind of conversion operated, and the utility model has in switching operation
Have the characteristics that impact small, it can be achieved that frequently commutating causes biggish shocking damage without to switching device.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the utility model
Fig. 2 is the internal structure chart in the three-way body of the utility model
Fig. 3 is the flow direction of air-flow when seeding access is connected in the utility model
Fig. 4 is the flow direction of air-flow when clear kind of access is connected in the utility model
In figure: 1, tracheae 1, solenoid directional control valve 3, tracheae 24, three-way body 5, three-way body fixing shell 6, bearing
One 7, flange connector 1, ball link 1, lead screw 10, ball link 2 11, bearing 2 12, flanged joint
Part 2 13, ball link 3 14, Telescopic-cylinder bar 15, Standard Cylinder 16, transmission shaft 1, valve block 1, transmission
Axis 2 19, two, of valve block
Specific embodiment
Embodiment 1:
A kind of pneumatic seeder switching device, including three-way body 4, cylinder 15 (existing Standard Cylinder), ball link,
Flange connector, bearing, lead screw 9, three-way body fixing shell 5, valve block, transmission shaft, solenoid directional control valve.
Solenoid directional control valve 4 is connected with the left and right chamber of Standard Cylinder 15 respectively by tracheae 1 and tracheae 23, manipulates electromagnetism
Reversal valve makes pneumatic power source connect by tracheae with difference cylinder chamber, and Telescopic-cylinder bar is made to carry out the movement of different directions；Gas
It is threadedly coupled between cylinder telescopic rod (14) and ball link 3 13, ball link 3 13, flange connector 2 12 and flange
It is attached respectively with pin shaft and split pin between connector 2 12, ball link 2 10, ball link 2 10, lead screw 9
Between be threadedly coupled respectively between lead screw 9, ball link 1, between ball link 1, flange connector 1
It is attached with pin shaft and split pin, the connection between each section is played the role of transmitting power；One end of flange connector 1
It is carried out respectively with bearing 1 and bearing 2 11 with the through-hole among flange connector 2 12 with transmission shaft 1 and transmission shaft 2 18
Connection, bearing connection play the role of reduce connector between wear and play connection three-way body 4 and three-way body fixing shell 5 work
With；Valve block 1 and valve block 2 19 is respectively welded on transmission shaft 1 and transmission shaft 2 18, is connected between valve block and transmission shaft
One entirety rotates simultaneously.
The valve block 1 and valve block 2 19 is vertically arranged, and two valve blocks spatially intersect in 90 °.
Set at left and right sides of the three-way body 4 there are two air inlet, be located at transmission shaft 1 and 2 18 bottom end of transmission shaft it
Between three-way body bottom be equipped with a gas outlet；Gas outlet is connect with vacuum blower, and two air inlets are broadcast with existing cotton respectively
Useless kind of the recyclable device carried in kind machine connects to form clear kind and seeding access with feed mechanism for seed；By manipulating the electromagnetic switch
Valve 4 completes seeding or clear kind of work.
In the utility model, the Standard Cylinder is a kind of the pressure energy of compressed gas to be converted to the pneumatic of mechanical energy
Executive component, effect is that the air pressure for generating air pump is converted into the linear motion of Telescopic-cylinder bar, so that valve block be made to turn
It is dynamic, realize the switching of seeding and clear kind of access.
The ball link three has threaded hole, can carry out screw thread company with screwed Telescopic-cylinder bar and lead screw
It connects, is convenient to mount and dismount two components being threadedly coupled.
The lead screw both ends have oppositely oriented screw thread, it can be achieved that the ball link 1 and spherical connection
Distance elongates or shortens between part 2 10, to realize the minor rotation of valve block 1 and valve block 2 19, reinforces two valve blocks
To the airtightness of two paths；Lead screw 9 plays the connection function of connecting rod, transmits power and movement.
When seeding, vacuum blower is opened, opens the air pump being connected with solenoid directional control valve 2, solenoid directional control valve 2 is powered on
Afterwards, the air stream that air pump generates enters Standard Cylinder 15, pushes piston, moves Telescopic-cylinder bar 14, drives flange connector
2 12 and the transmission shaft 2 18 matched with in-between through-hole rotation, realize that seeding is logical in 2 19 pairs of three-way bodies 4 of valve block on axis
The opening on road, i.e. vacuum blower and seeding access are connected, and sowing port end is made to generate vacuum degree, are carried out using negative-pressure adsorption seed
Seeding；The rotation for driving flange connector 1 while flange connector 2 12 moves by the transmission of lead screw 9, makes with valve
The transmission shaft 1 of piece 1 rotates, and realizes the closing of clear kind of access in three-way body 4, and the negative pressure of clear kind of access end disappears, clearly
Kind operation stops.
At clear kind, 2 commutation work of solenoid directional control valve, Telescopic-cylinder bar 14 movement band moving valve plate 2 19 and one 17 turns of valve block
It is dynamic, make seeding path blockade, the sowing port negative pressure of seeding access end disappears, and seed discharging operation stops, while clear kind of access is opened,
I.e. vacuum blower is connected with clear kind of access, so that clear kind of access end is generated negative pressure using the vacuum degree that vacuum blower generates, will be arranged
Useless kind in kind cleaning device is adsorbed onto useless kind and deposits in kind of room, carries out useless kind of collection.
The utility model is able to achieve the switching of two kinds of accesses under given conditions, realizes reasonable connection, easy to operate, tool
There are preferable practicability and prospect of the application.
The above is only the preferred embodiment of the application, is skilled artisans appreciate that or realizing this Shen
Please.This specific example is only the explanation to the utility model, is not limitations of the present invention, the technology people of one's respective area
Member can according to need after reading this specification and make no creative contribution modification to this example, as long as but at this
The protection of Patent Law is all received in the scope of the claims of utility model.
Claims (4)
1. a kind of pneumatic seeder switching device, it is characterised in that: including three-way body, cylinder, ball link, flanged joint
Part, lead screw, three-way body fixing shell, valve block, transmission shaft and solenoid directional control valve；
The solenoid directional control valve passes through tracheae one respectively and tracheae two connects the left and right chamber of cylinder, passes through cutting for solenoid directional control valve
It changes, control Telescopic-cylinder bar carries out the movement of different directions；Cylinder bottom is fixed on three-way body fixing shell left side top；Cylinder
Telescopic rod one end and ball link three are connected and fixed on the right side of three-way body fixing shell；Ball link three and spherical connection
Part two and two both ends of flange connector constitute movable connection, make ball link two and ball link three and flange connector
It can be relatively rotated between two；Ball link two-way crosses lead screw and ball link one is threadedly coupled；Lead screw is stretched with cylinder
Contracting bar is arranged in parallel in three-way body cover top portion；Three-way body is located at the inside of three-way body fixing shell；Transmission shaft one and transmission shaft
Two are respectively perpendicular across three-way body and three-way body fixing shell；The top of transmission shaft one passes through in bearing one and flange connector one
Between through-hole be fixedly connected；The top of transmission shaft two is fixedly connected by bearing two with the through-hole among flange connector two；Three
Valve block one and valve block two, each valve block and transmission are respectively fixed on transmission shaft one and transmission shaft two inside entire body fixing shell
Axis can rotate simultaneously；
It is set at left and right sides of the three-way body there are two air inlet, the three-way body between two bottom end of transmission shaft one and transmission shaft
Bottom is equipped with a gas outlet；Gas outlet is connect with vacuum blower, and two air inlets are respectively used to useless kind of recycling and seeding；Pass through
Seeding or clear kind of work are completed in the switching of solenoid directional control valve.
2. a kind of pneumatic seeder switching device as described in claim 1, it is characterised in that: the valve block one and valve block
Two are vertically arranged, and two valve blocks spatially intersect in 90 °.
3. a kind of pneumatic seeder switching device as described in claim 1, it is characterised in that: the ball link three
With cylinder telescopic rod using threaded connection.
4. a kind of pneumatic seeder switching device as described in claim 1, it is characterised in that: the lead screw both ends have
Oppositely oriented screw thread, the ball link one and ball link two are used with lead screw both ends and are threadedly coupled；Rotate silk
Thick stick makes ball link one and the biography that opposite direction relatively rotates, and passes through flange connector and transmission shaft occurs for ball link two
The dynamic rotation for realizing valve block one and valve block two, realizes two valve blocks to the airtightness of clear kind of access or seeding access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820787055.5U CN208353878U (en) | 2018-05-25 | 2018-05-25 | A kind of novel pneumatic seeder switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820787055.5U CN208353878U (en) | 2018-05-25 | 2018-05-25 | A kind of novel pneumatic seeder switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208353878U true CN208353878U (en) | 2019-01-11 |
Family
ID=64930063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820787055.5U Expired - Fee Related CN208353878U (en) | 2018-05-25 | 2018-05-25 | A kind of novel pneumatic seeder switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208353878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108432408A (en) * | 2018-05-25 | 2018-08-24 | 山东农业大学 | A kind of novel pneumatic seeder switching device |
-
2018
- 2018-05-25 CN CN201820787055.5U patent/CN208353878U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108432408A (en) * | 2018-05-25 | 2018-08-24 | 山东农业大学 | A kind of novel pneumatic seeder switching device |
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| 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: 20190111 |