CN101244408A - Bidirectional marching type full-fluid jet spray gun - Google Patents
Bidirectional marching type full-fluid jet spray gun Download PDFInfo
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- CN101244408A CN101244408A CNA2008100207603A CN200810020760A CN101244408A CN 101244408 A CN101244408 A CN 101244408A CN A2008100207603 A CNA2008100207603 A CN A2008100207603A CN 200810020760 A CN200810020760 A CN 200810020760A CN 101244408 A CN101244408 A CN 101244408A
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- spray gun
- signal stream
- spool
- mouth
- stepping
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Abstract
The invention discloses a bidirectional stepping full-jet spray gun, belonging to key dustproof and dedusting equipment and agricultural irrigating equipment, comprising a rotary sealing device, a runner, a jet element, and a reversing device. The jet element comprises a water feeding horn mouth, a nozzle, an action area, and a cover plate which are connected with each other. The reserving device comprises a reversing vale casing, a reversing valve core, a pulling bar, and a limit ring. The working principle is that, during positive rotation, positive stepping is done mainly by air supply of the gap on the right side of the spray gun C2 (6) and the positive air supply hole13; during reversing rotation, the reversing stepping is done mainly by the air supply and the air-water separation of the reversing air supply hole 8 and the gap on the right side the spray gun C1 (1). The stepping full-jet spray gun has the advantages of simpler structure, more stable performance, more even spray, and longer range.
Description
Technical field
The invention belongs to a kind of dustproof dedusting key equipment and agricultural irrigation equipment, refer in particular to bidirectional marching type full-fluid jet spray gun.
Background technology
In the agricultural water irrigation process, water-use efficiency is not high, and water resource waste is serious, makes agricultural water resources lack further aggravation, and China water efficiency of irrigation is between 40%-50%, and the irrigation water utilization rate of developed country has reached 80%-90%.Greatly developing water-saving irrigation is to solve the basic outlet of using water shortage on China's agricultural, and sprinkler irrigation technique is one of water-saving technology efficiently at present, the special long drive journey of spray gun shower nozzle is one of key equipment of spray irrigation system, and the quality of its performance directly has influence on the quality that sprinkling irrigation is sprayed.
In production practices such as industry, open storage ground as harbour, coke-oven plant, metallurgical works and some other industrial and mining enterprises' bulk materials, many valuable minerals such as coal dust, fine ore run off easily, the some of them fine powder also can the severe contamination surrounding environment, infringement people's health and vegeto-animal normal growth.In time spray water and prevent that the dirt powder from flying upward, washing road and ground, stock ground is a kind of simple and effective method that reduces valuable mineral loss and environmental pollution.Therefore, strengthen the research and development dynamics, the new equipment of a collection of water-saving agriculture of going into operation and dustproof cooling and to form industrialization be the task of top priority.
Bidirectional marching type full-fluid jet spray gun is compared with traditional rotary spray gun, has advantages such as structure is simple more, performance is stable more, spray more evenly, range is farther.Cost is lower simultaneously, can reduce the economy of engineering system investment, raising system.
By retrieval, also there is not the relevant patent of declaring at present.
Summary of the invention
The purpose of this invention is to provide a kind of stable and reliable operation, bidirectional marching type full-fluid jet spray gun that sprinkler performance is good, for the water-saving irrigation market and the industrial anti-dust field of China provides inexpensive renewal product.Characteristics such as that the present invention has is simple in structure, far firing range, cost is low, sprinkling is even.
The technical solution adopted for the present invention to solve the technical problems is: bidirectional marching type full-fluid jet spray gun is made up of four parts such as rotatory sealing mechanism, runner, fluidic, changements.Key component of the present invention is fluidic and changement, fluidic is connected successively by water inlet horn mouth, nozzle, active region, cover plate etc. and forms, key position has cover plate, the active region left side in spray gun exit to become the signal water at 30 degree angles to connect reverse signal stream on mouth, left side, the active region horizontal direction with the spray gun water (flow) direction to connect the forward signal stream that mouth, right side, active region and reverse signal stream connects the mouth symmetry and connect mouth, and the left gap and the right end clearance of element exit and the formation of water bundle.The key position of changement has the reverse signal stream in valve casing, spool, valve casing left side to connect the mouth pipe and oppositely the forward signal stream on tonifying Qi hole, valve casing right side connects the twice spool groove on mouth pipe and forward tonifying Qi hole, the spool, the signal water in spool left side connects the driving lever of mouth pipe and spool valve casing below.
Its operation principle is: during forward rotation, mainly rely on the clearance C on spray gun right side
2(6) and forward tonifying Qi hole 13 mend air and realize the forward stepping.During backward rotation, mainly rely on the clearance C in spray gun left side
1(1) and tonifying Qi is carried out in reverse tonifying Qi hole 8 and gas-water separation realizes reverse stepping.
The course of work is: spray gun signal water connects mouth 3 and signal water pipe 10 is communicated with, and reverse signal stream connects mouth 4 and oppositely connects mouth pipe 9 and is communicated with, and forward signal stream connects mouth 7 and forward signal stream connects 14 connections of mouth pipe.During the forward stepping, spool groove 16 in the changement connects mouth pipe 14 with forward signal stream and is communicated with, and spool groove 12 connects mouth pipe 9 with reverse signal stream and is closure state, and signal water directly enters forward signal stream by spool groove 16 and connects mouth pipe 14 and arrive the forward signal streams and connect mouth 7.Forward steps to a certain angle, promote dead man 17 by spacing ring, making spool groove 12 in the changement connect mouth pipe 9 with reverse signal stream is communicated with, and spool groove 16 connects mouth pipe 14 with forward signal stream and is closure state, signal water directly enters reverse signal stream by spool groove 12 and connects mouth pipe 9 and arrive the reverse signal streams and connect mouth 4, realizes reverse stepping.Oppositely step to a certain angle, promote dead man 17, enter forward stepping state once more by spacing ring.Thereby realize positive and negative stepping.
Advantages such as the bidirectional marching type full-fluid jet spray gun with above feature is compared traditional rotary spray gun, and its structure is simple more, performance is stable more, spray more evenly, range is farther, cost is lower.
Description of drawings
Fig. 1 is the fluidic schematic diagram, among the figure, and 1. left clearance C
1, 2. cover plate 3. signal water connect mouth, and 4. reverse signal stream connects mouth, 5. power stream, 6. right end clearance C
2, 7. forward signal stream connects mouth.
Fig. 2 is the changement schematic diagram, among the figure, and 8. reverse tonifying Qi hole, 9. reverse signal stream connects the mouth pipe, and 10. signal water connects the mouth pipe, 11. spools, 12. spool grooves, 13. forward tonifying Qi holes, 14. forward signal streams connect the mouth pipe, 15. valve casings, 16. spool grooves, 17. dead mans.
The specific embodiment
Bidirectional marching type full-fluid jet spray gun is made up of four parts such as rotatory sealing mechanism, runner, fluidic, changements.Key component is fluidic and changement, by the attached wall principle of jet spray gun is rotated, and changement can be controlled the positive and negative stepping of spray gun well, and positive and negative stepping is realized in the gap and the positive and negative tonifying Qi hole of the left and right sides by fluidic.
The course of work is: spray gun signal water connects mouth 3 and signal water pipe 10 is communicated with, and reverse signal stream connects mouth 4 and oppositely connects mouth pipe 9 and is communicated with, and forward signal stream connects mouth 7 and forward signal stream connects 14 connections of mouth pipe.During the forward stepping, spool groove 16 in the changement connects mouth pipe 14 with forward signal stream and is communicated with, and spool groove 12 connects mouth pipe 9 with reverse signal stream and is closure state, and signal water directly enters forward signal stream by spool groove 16 and connects mouth pipe 14 and arrive the forward signal streams and connect mouth 7.When spray gun begins to rotate, the absolute pressure in the left chamber of fluidic body is more bigger than right chamber, but be not enough to promote the attached to the right wall of power stream 5, spray gun direct projection state, synchronous signal water arrives forward signal stream by changement and connects mouth 7 and entrainmented by power stream 5 and enter right chamber, and a part adds power stream 5, a part is stayed vortex region, when the current of vortex region ran up to critical size, the pressure differential in chamber, the left and right sides was enough to power stream 5 is pushed to the attached wall in right side, right side clearance C
2(6) block the stepping of spray gun forward.At this moment, power stream 5 bendings, signal water connects mouth 3 and comes to nothing, and no longer gets signal water, can get air, and chamber, the left and right sides forms maximum pressure, and the signal water in the conduit is found time rapidly, and air enters right chamber, recovers the direct projection state, simultaneously the right side clearance C
2(6) be opened, realize the forward stepping so repeatedly.Forward steps to a certain angle, promote dead man 17 by spacing ring, making spool groove 12 in the changement connect mouth pipe 9 with reverse signal stream is communicated with, and spool groove 16 connects mouth pipe 14 with forward signal stream and is closure state, and signal water directly enters reverse signal stream by spool groove 12 and connects mouth pipe 9 and arrive the reverse signal streams and connect mouth 4, and left and right sides cavity pressure of fluidic is suitable in a flash for this, spray gun recovers the direct projection state, synchronous signal water enters reverse signal stream and connects mouth 4, through the accumulation of current, the clearance C in left side
1(1) blocked, the pressure in right chamber is greater than left chamber, and the attached left wall of power stream 5 promotes the reverse stepping of spray gun, signal stream connect mouth 3 and came to nothing this moment, no longer get signal water, and oppositely air was mended in tonifying Qi hole 8, left and right sides cavity pressure reduces, and spray gun recovers the direct projection state, realizes reverse stepping so repeatedly.Oppositely step to a certain angle, promote dead man 17, enter forward stepping state once more by spacing ring.Thereby realize positive and negative stepping.
Claims (2)
1. bidirectional marching type full-fluid jet spray gun, by rotatory sealing mechanism, runner, fluidic, changement four parts are formed, it is characterized in that fluidic comprises the water inlet horn mouth that is connected successively, nozzle, the active region, cover plate, wherein be provided with the cover plate (2) in spray gun exit, the left side, active region becomes the signal water at 30 degree angles to connect mouth with spray gun power stream (5) direction, reverse signal stream connects mouth (4) on the horizontal direction of left side, active region, the forward signal stream that right side, active region and reverse signal stream connect the mouth symmetry connects mouth (7), and the left gap (1) and the right end clearance (6) of element exit and the formation of water bundle; Changement comprise the reverse signal stream in valve casing (15), spool (11), valve casing (15) left side connect mouth pipe (9) and oppositely the twice spool groove (16), the signal water on the left of the spool (11) that connect on mouth pipe (14) and forward tonifying Qi hole (13), the spool (11) of the forward signal stream on tonifying Qi hole (8), valve casing (15) right side connect the driving lever (17) below mouth pipe (10) and spool (11) valve casing (15).
2. bidirectional marching type full-fluid jet spray gun according to claim 1, when it is characterized in that the forward stepping, spool groove (16) in the changement connects mouth pipe (14) with forward signal stream and is communicated with, and spool groove (12) connects mouth (9) closure with reverse signal stream, oppositely during stepping, spool groove (12) connects mouth pipe (9) with reverse signal stream and is communicated with, and spool groove (16) connects mouth pipe (14) closure with forward signal stream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100207603A CN101244408A (en) | 2008-02-26 | 2008-02-26 | Bidirectional marching type full-fluid jet spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100207603A CN101244408A (en) | 2008-02-26 | 2008-02-26 | Bidirectional marching type full-fluid jet spray gun |
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| Publication Number | Publication Date |
|---|---|
| CN101244408A true CN101244408A (en) | 2008-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100207603A Pending CN101244408A (en) | 2008-02-26 | 2008-02-26 | Bidirectional marching type full-fluid jet spray gun |
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| CN (1) | CN101244408A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972722A (en) * | 2010-11-22 | 2011-02-16 | 江苏大学 | External water jet attached-wall type control element |
| CN102513240A (en) * | 2011-09-30 | 2012-06-27 | 江苏大学 | Unequal potential difference jet flow switching control element |
| CN102962149A (en) * | 2012-11-21 | 2013-03-13 | 江苏大学 | Jet-flow type spray head reversing control mechanism |
| CN102962152A (en) * | 2012-11-21 | 2013-03-13 | 江苏大学 | Two-way synchronous jet nozzle |
-
2008
- 2008-02-26 CN CNA2008100207603A patent/CN101244408A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972722A (en) * | 2010-11-22 | 2011-02-16 | 江苏大学 | External water jet attached-wall type control element |
| CN101972722B (en) * | 2010-11-22 | 2013-04-17 | 江苏大学 | External water jet attached-wall type control element |
| CN102513240A (en) * | 2011-09-30 | 2012-06-27 | 江苏大学 | Unequal potential difference jet flow switching control element |
| CN102513240B (en) * | 2011-09-30 | 2014-04-09 | 江苏大学 | Unequal potential difference jet flow switching control element |
| CN102962149A (en) * | 2012-11-21 | 2013-03-13 | 江苏大学 | Jet-flow type spray head reversing control mechanism |
| CN102962152A (en) * | 2012-11-21 | 2013-03-13 | 江苏大学 | Two-way synchronous jet nozzle |
| CN102962152B (en) * | 2012-11-21 | 2015-11-25 | 江苏大学 | A kind of bi-directional synchronization fluid jet nozzle |
| CN102962149B (en) * | 2012-11-21 | 2015-11-25 | 江苏大学 | Jetting type shower nozzle commutation controlling mechanism |
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Open date: 20080820 |