CN202238395U - Spray nozzle of onboard spraying machine - Google Patents
Spray nozzle of onboard spraying machine Download PDFInfo
- Publication number
- CN202238395U CN202238395U CN2011203075637U CN201120307563U CN202238395U CN 202238395 U CN202238395 U CN 202238395U CN 2011203075637 U CN2011203075637 U CN 2011203075637U CN 201120307563 U CN201120307563 U CN 201120307563U CN 202238395 U CN202238395 U CN 202238395U
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- water inlet
- inlet pipe
- spraying machine
- spray nozzle
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Abstract
The utility model relates to a spray nozzle of an onboard spraying machine. The spray nozzle comprises a spray nozzle body and a water inlet pipe, wherein the spray nozzle body is provided with water spray holes, and the water inlet pipe is used for communicating the spray nozzle body and a spray pipe of the onboard spraying machine; the water inlet pipe is arranged horizontally, one end of the water inlet pipe is communicated with the spray pipe, and the other end of the water inlet pipe is communicated with the spray nozzle body; the end part of the water inlet pipe, which is communicated with the spray nozzle body, is provided with a one-way valve, when the spraying machine is in a working state, the one-way valve is at the opening position, and the water inlet pipe is communicated with the spray nozzle body; when the spraying machine is in an off-working state, the one-way valve is at the closing position, and the water inlet pipe is disconnected from the spray nozzle body. According to the spray nozzle of the onboard spraying machine, as the one-way valve is additionally arranged between the water inlet pipe and the spray nozzle body, once the spraying machine stops spraying, the one-way valve blocks the water inlet pipe immediately, thereby effectively preventing the liquid medicine in the spray pipe from entering the spray nozzle body continuously and dripping from the water spray holes, so that the problems of liquid medicine waste as well as secondary pollution and corrosion caused by the dripped liquid medicine can be avoided. Moreover, the spray nozzle is simple in structure.
Description
Technical field
the utility model belongs to the equipment for plant protection field, particularly a kind of airborne spraying machine shower nozzle.
Background technology
spraying machine is a kind of facility that liquid dispersion is come, and is a kind of of dispenser machinery, divides agricultural, medical and other purposes (as industrial), the agricultural equipment for plant protection that is categorized as agricultural machinery.Spraying machine divides fluid power, strength and centrifugal spraying machine by operation principle.At present,, generally adopt the pulling type spraying machine in the plant protection field, in the back of medicine-chest connection horizontal to spray boom, on spray boom, be fixed with jet pipe, on jet pipe, be provided with some shower nozzles, from top to bottom spray insecticide, efficient is higher.Shower nozzle generally comprises head body with hole for water spraying and the water inlet pipe that said head body is communicated with the jet pipe of spraying machine.The shower nozzle of this structure is when stopping dispenser, and the soup in the jet pipe still can continue to flow out from hole for water spraying, has caused serious liquid waste and unnecessary soup to second environmental pollution; Because most of soup also has certain corrosive nature, the soup of outflow also possibly cause the corrosion of other parts.
Summary of the invention
the utility model technical problem to be solved is the deficiency that overcomes prior art, and a kind of improved airborne spraying machine shower nozzle is provided.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
a kind of airborne spraying machine shower nozzle, it comprises head body with hole for water spraying and the water inlet pipe that is used for head body is communicated with the jet pipe of airborne spraying machine, said water inlet pipe is horizontally disposed with; The one of which end is communicated with jet pipe; The other end is communicated with head body, and the end position that is communicated with head body at water inlet pipe is provided with check valve, when said spraying machine is in running order; Check valve is shown in an open position, and water inlet pipe is communicated with head body; When spraying machine was in off working state, check valve was in the close position and water inlet pipe and said head body is broken off.
are according to the further embodiment of the utility model: said check valve comprises the taper valve core of the nozzle position that is arranged on water inlet pipe and supports and is located at the spring between said taper valve core and the head body; When said spraying machine is in running order; Spring is compressive state, constitutes the passage that supplies soup to pass through between taper valve core and the water inlet pipe; When said spraying machine was in off working state, said taper valve core was blocked water inlet pipe under the effect of said spring.
according to a concrete aspect of the utility model, said head body has reclinate arcuate nozzle, and said hole for water spraying is opened on the bottom of said nozzle.
Among
the present invention, the in running order state that is meant when spraying machine is sprayed of described spraying machine is in the state that off working state refers to that promptly spraying machine stops to spray.
are owing to adopt the enforcement of above technical scheme; The utility model compared with prior art has following advantage: the utility model is set up check valve between water inlet pipe and head body; In case spraying machine stops spraying; Check valve is immediately with water inlet pipe blocking-up, thereby effectively stoped soup in the jet pipe to continue to enter into head body and from the hole for water spraying drippage, secondary pollution and the etching problem of avoiding the soup of liquid waste and drippage to cause.In addition, the utility model is simple in structure.
Description of drawings
are done further detailed explanation below in conjunction with accompanying drawing and concrete embodiment to the utility model.
Fig. 1 is the main structure sketch map according to the airborne spraying machine shower nozzle of the utility model;
wherein: 1, head body; 10, hole for water spraying; 11, arcuate nozzle; 2, jet pipe; 3, water inlet pipe; 4, check valve; 40, spool; 41, spring.
The specific embodiment
are as shown in Figure 1, and the airborne spraying machine shower nozzle that present embodiment provides mainly comprises head body 1, be used for water inlet pipe 3 and check valve 4 that head body 1 is communicated with the jet pipe 2 of airborne spraying machine.Wherein, head body 1 has reclinate arcuate nozzle 11, offers hole for water spraying 10 in the bottom of arcuate nozzle 11.During spraying machine work, soup enters into arcuate nozzle 11 by jet pipe 2 through water inlet pipe 3, and through hole for water spraying 10 ejections.Water inlet pipe 3 is horizontally disposed with, and the one of which end is communicated with jet pipe 2, and the other end is communicated with the upper end of the arcuate nozzle 11 of head body 1.Said check valve 4 is arranged on the end position that water inlet pipe 3 is communicated with head body 1.Being arranged so that of check valve 4 is communicated with water inlet pipe 3 when said spraying machine is in running order with arcuate nozzle 11; When spraying machine is in off working state, water inlet pipe 3 and said arcuate nozzle 11 are broken off.
preferably have following structure though check valve 4 itself is known in this example: check valve 4 comprises the taper valve core 40 of the nozzle position that is arranged on water inlet pipe 3 and supports and is located at the spring 41 between taper valve core 40 and the head body 1.When spraying machine was in running order, the soup in the spraying machine led to water inlet pipe 3 from jet pipe 2 and produces pressure, promotes taper valve core 40 and moves right, and spring 41 is compressed, and between taper valve core 40 and water inlet pipe 3, has formed the passage that can supply soup to pass through; When spraying machine is in off working state, lead to water inlet pipe 3 from jet pipe 2 and produce the pressure disappearance, taper valve core 40 is moved to the left under the effect of spring 41, and water inlet pipe 3 is blocked.
to sum up; The present embodiment shower nozzle is owing to set up check valve 4 between water inlet pipe 3 and head body 1; In case spraying machine stops spraying; Check valve 4 is immediately with water inlet pipe 3 blocking-up, thereby effectively stoped soups in the jet pipe 2 to continue to enter into head body 1 and from hole for water spraying 10 drippages, secondary pollution and the etching problem of avoiding the soup of liquid waste and drippage to cause.
More than the utility model has been done detailed description; Its purpose is to let the personage that is familiar with this art can understand the content of the utility model and implements; Can not limit the protection domain of the utility model with this; All equivalences of doing according to the spirit of the utility model change or modify, and all should be encompassed in the protection domain of the utility model
Claims (3)
1. airborne spraying machine shower nozzle; It comprises the have hole for water spraying head body (1) and being used for of (10) is communicated with said head body (1) with the jet pipe (2) of said airborne spraying machine water inlet pipe (3); It is characterized in that: said water inlet pipe (3) is horizontally disposed with, and the one of which end is communicated with described jet pipe (2), and the other end is communicated with said head body (1); And the end position that is communicated with said head body (1) at said water inlet pipe (3) is provided with check valve (4); When said spraying machine was in running order, said check valve (4) was shown in an open position, and said water inlet pipe (3) is communicated with said head body (1); When said spraying machine was in off working state, said check valve (4) was in the close position and said water inlet pipe (3) and said head body (1) is broken off.
2. airborne spraying machine shower nozzle according to claim 1; It is characterized in that: said check valve (4) comprises the taper valve core (40) of the nozzle position that is arranged on said water inlet pipe (3) and supports and is located at the spring (41) between said taper valve core (40) and the said head body (1); When said spraying machine is in running order; Said spring (41) is compressive state, constitutes the passage that supplies soup to pass through between said taper valve core (40) and the said water inlet pipe (3); When said spraying machine was in off working state, said taper valve core (40) was blocked said water inlet pipe (3) under the effect of said spring (41).
3. airborne spraying machine shower nozzle according to claim 1 and 2 is characterized in that: said head body (1) has reclinate arcuate nozzle (11), and said hole for water spraying (10) is opened on the bottom of said nozzle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203075637U CN202238395U (en) | 2011-08-23 | 2011-08-23 | Spray nozzle of onboard spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203075637U CN202238395U (en) | 2011-08-23 | 2011-08-23 | Spray nozzle of onboard spraying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202238395U true CN202238395U (en) | 2012-05-30 |
Family
ID=46099700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203075637U Expired - Fee Related CN202238395U (en) | 2011-08-23 | 2011-08-23 | Spray nozzle of onboard spraying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202238395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618312A (en) * | 2015-12-17 | 2016-06-01 | 江苏同盛环保技术有限公司 | Spray nozzle base of leak through prevention structure |
| WO2019109342A1 (en) * | 2017-12-08 | 2019-06-13 | 深圳市大疆创新科技有限公司 | Nozzle assembly, nozzle device and unmanned aerial vehicle |
-
2011
- 2011-08-23 CN CN2011203075637U patent/CN202238395U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618312A (en) * | 2015-12-17 | 2016-06-01 | 江苏同盛环保技术有限公司 | Spray nozzle base of leak through prevention structure |
| WO2019109342A1 (en) * | 2017-12-08 | 2019-06-13 | 深圳市大疆创新科技有限公司 | Nozzle assembly, nozzle device and unmanned aerial vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20170823 |