CN207427781U - A kind of venturi type gas-solid mixing conveying device - Google Patents
A kind of venturi type gas-solid mixing conveying device Download PDFInfo
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- CN207427781U CN207427781U CN201721352247.5U CN201721352247U CN207427781U CN 207427781 U CN207427781 U CN 207427781U CN 201721352247 U CN201721352247 U CN 201721352247U CN 207427781 U CN207427781 U CN 207427781U
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- seed
- flow
- air
- aditus laryngis
- gas
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Abstract
The utility model discloses a kind of venturi type gas-solid mixing conveying devices, for non-rotatable member, including airflow line assembly, left support plate, seed inlet assembly and right support plate, the seed inlet assembly is fixed on airflow line assembly, and the left support plate and right support plate support seed inlet assembly and airflow line assembly；The airflow line assembly includes air flow inlet pipeline, air-flow necking, aditus laryngis, flaring and Dual-Phrase Distribution of Gas olid outlet；Seed enters aditus laryngis through seed inlet assembly, and the mixed process of seed and air-flow is completed at aditus laryngis, and seed is discharged under the action of high-speed flow in the Dual-Phrase Distribution of Gas olid for being flared with seed gas flow being formed in Dual-Phrase Distribution of Gas olid outlet from flow tube road assembly.The utility model reduces air flow pressure loss, simple in structure, the mixing of the various crops pneumatic transmission formula such as applicable rape, rice, wheat collection row's device, delivery requirements using rectangular-shaped aditus laryngis and Dual-Phrase Distribution of Gas olid outlet and air flow inlet pipeline dislocation arrangement.
Description
Technical field
The utility model is related to crop seeding equipment technology field, be specially and air-flow mixed with seed, conveying function
In a kind of venturi type gas-solid mixing conveying device of one.
Background technology
With the continuous quickening of Re-search on Urbanization process, the high-quality labour in rural area is fewer and fewer, and scale management becomes agricultural
The active demand of Mechanization Development.And pneumatic transmission formula precision planter because adapt to various crop, high speed, wide cut and be able to become essence
The important development mode of sowing is measured, core component pneumatic transmission formula collection row's device of pneumatic transmission formula seeder is to drive seed using positive pressure gas flow
The important motivity source to travel forward, seed is uniformly mixed with air-flow, reducing windage loss and seed, uniformly conveying is to realize
The important foundation of even seeding.Due to the crops such as rape, wheat or rice seed by gravity the effects that, realize high-speed flow with kind
It is uniformly to be conveyed for next stage seed, distribute and provide basis that son, which is sufficiently mixed,.
Devise naked oats dual-purpose type integrated arranging seed quantitative device early period（Authorization Notice No. CN105052319 B, Granted publication
Day 2017.3.22）, can be implemented as crop sowing and realize that quantitative and variable for kind, need to change for kind of an amount according to agriculture requirement
And change, therefore gas-solid mixing conveying device needs to meet air-flow and is intended to meet uniform mix with the seed flow rate of Different Crop
With the requirement of conveying.However, existing device carries out the mixing of seed and air-flow using spray regime mostly, it is primarily present for kind
Device is to the problem of gas-solid mixing conveying device fed distance is long, complicated and air-flow pressure loss is big.Therefore, it is whole for simplification
Machine structure and reduction energy loss, there is an urgent need for a kind of seeds simple in structure, dependable performance of utility model and the gas-particle two-phase of air-flow
Flow the gas-solid mixing conveying device of mixing.
The content of the invention
The purpose of this utility model is to overcome above-mentioned deficiencies to provide a variety of works such as a kind of adaptation rape, wheat, rice
The venturi type gas-solid mixing conveying device that species is uniformly mixed with air-flow, conveyed.
To achieve the above object, the venturi type gas-solid mixing conveying device designed by the utility model is nonrotational portion
Part, including airflow line assembly, left support plate, seed inlet assembly and right support plate, the seed inlet assembly is fixed on gas
On flow tube road assembly, the left support plate and right support plate support seed inlet assembly and airflow line assembly；The gas flow tube
Road assembly includes air flow inlet pipeline, air-flow necking, aditus laryngis, flaring and Dual-Phrase Distribution of Gas olid outlet；Seed is total through seed entrance
Into into aditus laryngis, completing the mixed process of seed and air-flow at aditus laryngis, seed under the action of high-speed flow be flared it is gentle
The Dual-Phrase Distribution of Gas olid for forming seed-air-flow in fixed double phase flow outlet is discharged from airflow line assembly.
Further, the airflow line assembly includes air flow inlet pipeline, air-flow necking, aditus laryngis, flaring, gas-particle two-phase
Outflux pipe, the air flow inlet pipeline be pipe, after be connected with air-flow necking；The air-flow necking is to be rolled under air flow inlet
The cone-shaped component that face, air-flow necking bottom plate, air-flow necking upper cover plate, air-flow necking side plate surround；The air-flow necking right end connects
Aditus laryngis is connected to, the aditus laryngis is made of aditus laryngis seed entrance, aditus laryngis side plate and aditus laryngis bottom plate, and the aditus laryngis seed entrance is rectangle
Shape；Flaring is connected with after the aditus laryngis, the flaring is enclosed by air-flow flaring side plate, air-flow flaring upper cover plate and air-flow flaring bottom plate
Into back taper；The section of the air-flow necking and flaring is rectangle；Dual-Phrase Distribution of Gas olid outlet is connected with after the flaring；
The left end of the air flow inlet pipeline is air flow inlet, and the right end of the Dual-Phrase Distribution of Gas olid outlet flows out for seed gas flow two-phase
Mouthful.
Further, the seed inlet assembly includes seed entrance connecting plate, seed entrance connection plate hole, seed entrance
Left plate, seed entrance front side board, seed inlet chamber and rectangle kind rim of the mouth, it is total that the seed entrance connecting plate is located at seed entrance
Into top；There is seed entrance to connect plate hole on the seed entrance connecting plate, for fixing venturi type gas-solid mixing conveying dress
It puts；The seed entrance left plate and seed entrance front side board surround seed inlet chamber；The seed inlet assembly decentralization connection
There is rectangle kind rim of the mouth.
Further, the Dual-Phrase Distribution of Gas olid outlet is arranged with the dislocation of air flow inlet pipeline；The air-flow necking bottom plate
It is horizontal, angle is presented between the air flow inlet lower folding surface and air-flow necking bottom plate isαIt is arc-shaped for 120 °.
The utility model has the advantages that：
1st, the utility model uses rectangular-shaped aditus structure, improves seed and air-flow mixture homogeneity, optimizes literary mound
In formula gas-solid mixing conveying device structure.
2nd, the Dual-Phrase Distribution of Gas olid outlet of the utility model and air flow inlet pipeline dislocation arrangement, improve air-flow into
Enter the air velocity of aditus laryngis and discharged convenient for Dual-Phrase Distribution of Gas olid, reduce air flow pressure loss.
3rd, the venturi type gas-solid mixing conveying device of the utility model is as an independent individual, simple in structure, convenience
Installation and removal, improve versatility.
4th, the various crops such as the applicable rape of venturi type gas-solid mixing conveying device of the utility model, rice, wheat
Mixing, the delivery requirements of pneumatic transmission formula collection row's device are, it can be achieved that comprehensively utilize to reduce production cost, work efficiency is high.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the sectional view of the utility model.
Fig. 3 is the top view of the utility model.
Fig. 4 is the fundamental diagram of the utility model.
Each part numbers are as follows in figure：Airflow line assembly 1, left support plate 2, seed inlet assembly 3, right support plate 4, gas
Inflow entrance pipeline 11, air-flow necking 1a, aditus laryngis 1b, flaring 1c, air flow inlet lower folding surface 12, air-flow necking bottom plate 13, air-flow contracting
Mouth upper cover plate 14, air-flow necking side plate 15, aditus laryngis seed entrance 16, aditus laryngis side plate 17, aditus laryngis bottom plate 18, air-flow flaring side plate
19th, air-flow flaring upper cover plate 110, Dual-Phrase Distribution of Gas olid outlet 111, air-flow flaring bottom plate 112, air flow inlet 113, seed gas flow
Two-phase outflux 114；Before seed entrance connecting plate 31, seed entrance connection plate hole 32, seed entrance left plate 33, seed entrance
Side plate 34, seed inlet chamber 35 and rectangle kind rim of the mouth 36.
Specific embodiment
The utility model is described in further detail for 1- Fig. 4 and embodiment below in conjunction with the accompanying drawings.
Embodiment：Venturi type gas-solid mixing conveying device such as the utility model includes airflow line assembly 1, left support
Plate 2, seed inlet assembly 3 and right support plate 4, the seed inlet assembly 3 are fixed on airflow line assembly 1, the left branch
Fagging 2 and right support plate 4 connect seed inlet assembly 3 and airflow line assembly 1, mainly undertake supporting role.Airflow line is total
Receive the high pressure draught that wind turbine is sent and the kind subflow inputted for kind of the seed of device discharge through seed inlet assembly 3 into 1, it is described
Airflow line assembly 1 includes air flow inlet pipeline 11, air-flow necking 1a, aditus laryngis 1b, flaring 1c and Dual-Phrase Distribution of Gas olid outlet 111
Totally 5 part；Seed enters aditus laryngis 1b through seed inlet assembly 3, and seed and air-flow are completed at the aditus laryngis 1b in flow tube road assembly 1
Mixed process, seed forms seed-air-flow under the action of the high-speed flow in flaring 1c and Dual-Phrase Distribution of Gas olid outlet 111
Dual-Phrase Distribution of Gas olid discharged from flow tube road assembly 1.
As depicted in figs. 1 and 2, the airflow line assembly 1 is the nuclear structure of venturi type gas-solid mixing conveying device,
For non-rotatable member, including air flow inlet pipeline 11, air-flow necking 1a, aditus laryngis 1b, flaring 1c, air flow inlet lower folding surface 12, gas
Flow necking bottom plate 13, air-flow necking upper cover plate 14, air-flow necking side plate 15, aditus laryngis seed entrance 16, aditus laryngis side plate 17, aditus laryngis bottom
Plate 18, air-flow flaring side plate 19, air-flow flaring upper cover plate 110, Dual-Phrase Distribution of Gas olid outlet 111 and air-flow flaring bottom plate 112, institute
Inflow entrance pipeline 11 is stated as pipe, end face is annulus；The inflow entrance pipeline 11 is connected with air-flow necking 1a, the air-flow necking
1a is surrounded jointly by air flow inlet lower folding surface 12, air-flow necking bottom plate 13, air-flow necking upper cover plate 14 and air-flow necking side plate 15；
Angle is presented between the air flow inlet lower folding surface 12 and air-flow necking bottom plate 13 isαIt is arc-shaped for 120 °；Air-flow necking bottom
Plate 13, air-flow necking upper cover plate 14 and air-flow necking side plate 15 surround taper, and the air-flow necking bottom plate 13 is horizontal, gas
The arrangement that stream necking upper cover plate 14 is tilted down, so that 11 side of air flow inlet pipeline horizontal stroke occurs in the air-flow necking 1a
Sectional area is big, the pyramidal structure small positioned at aditus laryngis 1b left side cross-sectional areas.The aditus laryngis 1b includes aditus laryngis seed entrance 16, aditus laryngis
Totally 3 part, the aditus laryngis 1b are rectangular parallelepiped structure for side plate 17 and aditus laryngis bottom plate 18, and top is rectangular-shaped aditus laryngis seed entrance
16, enter for seed stream；Described 16, the 2 aditus laryngis side plates 17 of aditus laryngis seed entrance and aditus laryngis bottom plate surround aditus laryngis 1b jointly.Institute
It states to be connected on the right side of aditus laryngis 1b and is flared 1c, the flaring 1c is expanded by air-flow flaring side plate 19, air-flow flaring upper cover plate 110 and air-flow
Mouth bottom plate 112 forms, and the flaring 1c is in the symmetrical inverted cone-shaped structure of transverse and longitudinal both direction, the section being flared on the left of 1c
Product is less than right side sectional area；It is connected on the left of the flaring 1c with aditus laryngis 1b, rectangular cross-section；The flaring 1c right sides and gas-solid two
Phase outflux pipe 111 connects.The section of the Dual-Phrase Distribution of Gas olid outlet 111 is the circle with 11 same diameter of air flow inlet pipeline
Pipe.Longitudinal difference in height of the Dual-Phrase Distribution of Gas olid outlet 111 and air flow inlet pipeline 11 is arranged for h in dislocation, the longitudinal direction
Difference in height h is 5 mm.The left end of the air flow inlet pipeline 11 is air flow inlet 113, is flowed into for high-speed flow；The gas-solid two
The right end of phase outflux pipe 111 is seed gas flow two-phase outflux 114, and the Dual-Phrase Distribution of Gas olid formed for seed and air-flow is flowed out.
As shown in figure 3,3 function of seed inlet assembly is to receive to imported into the stream from for kind of a seed for device discharge
In pipeline assembly 1；The seed inlet assembly 3 includes seed entrance connecting plate 31, seed entrance connection plate hole 32, seed entrance
Left plate 33, seed entrance front side board 34, seed inlet chamber 35 and rectangle kind rim of the mouth 36, the seed entrance connecting plate 31 are located at
3 top of seed inlet assembly, for connect the venturi type gas-solid mixing conveying device and with kind of a device, the seed entrance
There is seed entrance to connect plate hole 32 on connecting plate 31, facilitate and the venturi type gas-solid mixing conveying device is fixed on for kind of a dress
It puts.The seed entrance left plate 33 and seed entrance front side board 34 surround seed inlet chamber 35, the seed inlet chamber 35
Lower section is rectangle；The decentralization of seed inlet assembly 3 is connected with rectangle kind rim of the mouth 36,36 top of rectangle kind rim of the mouth and seed
Entrance left plate 33 and seed entrance front side board 34 connect；36 lower section of rectangle kind rim of the mouth is connected with airflow line assembly 1
Aditus laryngis seed entrance 16.
As depicted in figs. 1 and 2, the left support plate 2 connects the left plate 33 of seed inlet assembly 3 and airflow line assembly
1 air-flow necking upper cover plate 14；The right support plate 4 connects the side plate of seed inlet assembly 3 and the air-flow of airflow line assembly 1
Upper cover plate 110 is flared, so as to improve the intensity between seed inlet assembly 3 and airflow line assembly 1.
Utility model works principle is as follows：As shown in figure 4, the venturi type gas-solid mixing conveying device of the utility model
Mainly comprising 3 liang of big key devices of airflow line assembly 1 and seed inlet assembly, seed inlet assembly 3 is imported from for kind of a device
Uniform kind of subflow of discharge, airflow line assembly 1 import the high-speed flow that wind turbine provides, and complete the uniform of seed and high-speed flow
It mixes and uniformly exports seed.Specially air-flow is by air flow inlet 113 into air flow inlet pipeline 11, and air-flow is in taper
The lower speedup decompression of air-flow necking 1a effects, air velocity reach highest in aditus laryngis 1b；Synchronously, seed stream passes through seed entrance
The 31 seed inlet chamber 35 of entrance connecting plate of assembly 3 and rectangle kind rim of the mouth 36 enter aditus laryngis 1b by aditus laryngis seed entrance 16
In；Seed is brought under fluid resistance effect in flaring 1c by the high-speed flow in aditus laryngis 1b；It is in back taper to be flared 1c
Structure, then the phenomenon that air-flow appearance deceleration supercharging, so that seed is uniformly mixed with air-flow, conveyed；So that seed and air-flow
The Dual-Phrase Distribution of Gas olid of formation is exported by Dual-Phrase Distribution of Gas olid outlet 111, enters next seeding stage.The venturi type gas
Gu the workflow of mix conveying appliance is：Air-flow is inputted to air flow inlet pipeline 11 --- air-flow subtracts in necking 1a speedups
--- air-flow enters aditus laryngis 1b air-flows and reaches maximum --- seed enters aditus laryngis 1b through seed inlet assembly 3 --- in aditus laryngis 1b pressure
The gas-flow resistance of high-speed flow bring seed into flaring 1c --- the Dual-Phrase Distribution of Gas olid that seed and air-flow are formed in flaring 1c and
Mix, convey in two phase flow outlet 111 --- next seeding delivery phase.
In pneumatic transmission formula collection that the utility model is solved row's device seed mixed with high-speed flow, conveying function, will be for kind filling
Put discharge uniform kind of subflow uniformly, dispersedly convey, overcome gas-solid mixing conveying device fed distance it is long, it is complicated and
The problem of air flow pressure loss is big.The venturi type gas-solid mixing conveying device aditus structure, air-flow reduce pressure loss and
Blending transportation effect have the advantages that it is apparent innovative and.
Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, and does not depart from the utility model technology
The spirit and scope of scheme and modify to the technical solution of the utility model or replace on an equal basis, should all cover in this practicality
In new right.
Claims (4)
1. a kind of venturi type gas-solid mixing conveying device is non-rotatable member, including airflow line assembly（1）, left support plate
（2）, seed inlet assembly（3）And right support plate（4）, the seed inlet assembly（3）It is fixed on airflow line assembly（1）On,
The left support plate（2）And right support plate（4）Support seed inlet assembly（3）With airflow line assembly（1）；The airflow line
Assembly（1）Including air flow inlet pipeline（11）, air-flow necking（1a）, aditus laryngis（1b）, flaring（1c）With Dual-Phrase Distribution of Gas olid outlet
（111）；Seed is through seed inlet assembly（3）Into aditus laryngis（1b）, in aditus laryngis（1b）Place completes the mixed process of seed and air-flow,
Seed is being flared under the action of high-speed flow（1c）With Dual-Phrase Distribution of Gas olid outlet（111）The middle gas-solid for forming seed-air-flow
Two phase flow is from airflow line assembly（1）Middle discharge.
2. venturi type gas-solid mixing conveying device according to claim 1, it is characterised in that：The airflow line assembly
（1）Including air flow inlet pipeline（11）, air-flow necking（1a）, aditus laryngis（1b）, flaring（1c）, Dual-Phrase Distribution of Gas olid outlet（111）,
The air flow inlet pipeline（11）For pipe, after be connected with air-flow necking（1a）；The air-flow necking（1a）For under air flow inlet
Folding face（12）, air-flow necking bottom plate（13）, air-flow necking upper cover plate（14）, air-flow necking side plate（15）The cone-shaped component surrounded；
The air-flow necking（1a）Right end is connected with aditus laryngis（1b）, the aditus laryngis（1b）By aditus laryngis seed entrance（16）, aditus laryngis side plate
（17）With aditus laryngis bottom plate（18）Composition, the aditus laryngis seed entrance（16）To be rectangular-shaped；The aditus laryngis（1b）After be connected with flaring
（1c）, the flaring（1c）Side plate is flared by air-flow（19）, air-flow flaring upper cover plate（110）Bottom plate is flared with air-flow（112）It encloses
Into back taper；The air-flow necking（1a）And flaring（1c）Section be rectangle；The flaring（1c）After be connected with gas-solid
Two phase flow outlet（111）；The air flow inlet pipeline（11）Left end be air flow inlet（113）, the gas-particle two-phase outflow
Mouth pipe（111）Right end be seed gas flow two-phase outflux（114）.
3. venturi type gas-solid mixing conveying device according to claim 1, it is characterised in that：The seed inlet assembly
（3）Including seed entrance connecting plate（31）, seed entrance connection plate hole（32）, seed entrance left plate（33）, before seed entrance
Side plate（34）, seed inlet chamber（35）With rectangle kind rim of the mouth（36）, the seed entrance connecting plate（31）It is total positioned at seed entrance
Into（3）Top；The seed entrance connecting plate（31）On have seed entrance connect plate hole（32）, for fixing venturi type gas-solid
Mix conveying appliance；The seed entrance left plate（33）With seed entrance front side board（34）Surround seed inlet chamber（35）；Institute
State seed inlet assembly（3）Decentralization is connected with rectangle kind rim of the mouth（36）.
4. venturi type gas-solid mixing conveying device according to claim 2, it is characterised in that：The gas-particle two-phase outflow
Mouth pipe（111）With air flow inlet pipeline（11）It arranges in dislocation, longitudinal difference in height h is 5 mm；The air-flow necking bottom plate（13）
It is horizontal, the air flow inlet lower folding surface（12）With air-flow necking bottom plate（13）Between present angle beαFor 120 ° of circle
Arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721352247.5U CN207427781U (en) | 2017-10-20 | 2017-10-20 | A kind of venturi type gas-solid mixing conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721352247.5U CN207427781U (en) | 2017-10-20 | 2017-10-20 | A kind of venturi type gas-solid mixing conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207427781U true CN207427781U (en) | 2018-06-01 |
Family
ID=62292628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721352247.5U Expired - Fee Related CN207427781U (en) | 2017-10-20 | 2017-10-20 | A kind of venturi type gas-solid mixing conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207427781U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114303620A (en) * | 2021-12-24 | 2022-04-12 | 农业农村部南京农业机械化研究所 | Grain flow measuring device and yield measuring method of combine harvester |
| CN114303539A (en) * | 2022-01-10 | 2022-04-12 | 山东大学 | Method and device for carrying out seed-carrying spray seeding of dust suppressant by using ejector and spray seeding nozzle |
| CN116210408A (en) * | 2023-05-05 | 2023-06-06 | 西北农林科技大学 | Air pressure auxiliary type seed guide tube |
-
2017
- 2017-10-20 CN CN201721352247.5U patent/CN207427781U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114303620A (en) * | 2021-12-24 | 2022-04-12 | 农业农村部南京农业机械化研究所 | Grain flow measuring device and yield measuring method of combine harvester |
| CN114303620B (en) * | 2021-12-24 | 2022-11-15 | 农业农村部南京农业机械化研究所 | Grain flow measuring device and yield measuring method of combine harvester |
| CN114303539A (en) * | 2022-01-10 | 2022-04-12 | 山东大学 | Method and device for carrying out seed-carrying spray seeding of dust suppressant by using ejector and spray seeding nozzle |
| CN116210408A (en) * | 2023-05-05 | 2023-06-06 | 西北农林科技大学 | Air pressure auxiliary type seed guide tube |
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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: 20180601 Termination date: 20181020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |