CN2367396Y - Spray protection cover for nozzle - Google Patents
Spray protection cover for nozzle Download PDFInfo
- Publication number
- CN2367396Y CN2367396Y CN97215072U CN97215072U CN2367396Y CN 2367396 Y CN2367396 Y CN 2367396Y CN 97215072 U CN97215072 U CN 97215072U CN 97215072 U CN97215072 U CN 97215072U CN 2367396 Y CN2367396 Y CN 2367396Y
- Authority
- CN
- China
- Prior art keywords
- nozzle
- shield
- guard shield
- wall
- injection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Catching Or Destruction (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
- Nozzles (AREA)
Abstract
The utility model relates to a spraying protecting cover, which is used with a nozzle device for avoiding the contact and damage of short stalks of herb crop caused by the spraying drift of weed killer. The protecting cover comprises a sealing hollow wall in the shape of a circular cone. The top end of the cone body is connected with a connecting device of the nozzle, and the wall of the cone is provided with multiple apertures.
Description
The utility model relates to the injection shield of using with playpipe and nozzle device, is used for supplying with spray cone or spray pattern from nozzle within it, so that comprise the drift of spray cone in guard shield, prevents the injury to field-crop.
The peasant who cultivates the draft crop and grow seedlings, when spraying herbicide with the control weeds, and the drift of undesirable herbicide spray touches crops, thereby often faces the injury effect that crops are caused.Different with the effect of woody band stalk, the stalk of draft crop does not possess bark or is that layer of wood is to spraying the protective capability of drift.For fear of this injury, in existing practice, between two row crops in farmland, the injection of herbicide is as far as possible near ground.
Injection has too closely reduced the area coverage of herbicide to ground, thereby, from cost consideration, be unhelpful to the removals of weeds.Tai Gao has increased covering efficient though spray overhead, and unfortunately, it has also increased sprays the incidence angle of drift, thereby causes the injury to crops.
So in plant husbandry, need the device of the area of the spray cone that a kind of control comes out from nozzle, comprising the drift of injection, thereby avoid drifting about and the contacting of draft crop stalk.
The guard shield that the utility model proposes is summarized as follows.
In order to attempt to alleviate the problems referred to above, the invention provides an injection shield, it uses with the nozzle device, and wherein, said guard shield comprises the wall that is conically shaped body in fact of sealing hollow, provides the device that is connected with nozzle on the top of said cone.In addition, on said hollow cone body, provide a plurality of apertures.
In one embodiment, the device that said guard shield is connected with the nozzle device comprises the plate with hole, makes said nozzle device install by said plate.One specific embodiment, the wall of planning plate and hollow cone body is made into one.
The most handy in light weight, the durable and material transparent making of injection shield of the present utility model.One most preferred embodiment of replacing is made guard shield with in light weight, durable metal, and the most handy aluminum is made said injection shield, and wherein, wall welds with the edge that is connected of plate at them, forms the hollow cone body.
Under the situation of using metal and other non-transparent material, preferably at least in injection shield wall one side, top substantially provides an inspection hole, so that the user can observe distribution situation from the liquid spray cone of nozzle by it.
That is to say to the utility model proposes the injection shield that is used for nozzle, this guard shield is a kind of injection shield of using with the nozzle device, it is characterized in that, said guard shield comprises:
One guard shield wall, it be encapsulated as a hollow be conical body in fact; Interface unit, it is used for connecting the nozzle that said cone top provides; And numerous apertures, it is provided on the wall of said cone.
Wherein, the interface unit that said guard shield is linked to each other with the nozzle device comprises the plate with hole, and said nozzle device is installed by said plate.
Wherein, the wall of said plate and said conically shaped body is made into one.
Wherein, said hole has suitable dimensions, and the nozzle in the injection shield body is linked to each other with the nozzle connector part that injection shield is sprayed pipe end outward.
Wherein, it is made with in light weight, durable and material transparent.
Wherein, it is made with in light weight, durable metal.
Wherein, it is formed from aluminium, and wherein, wall is being connected the edge connection to form the hollow cone body with plate.
Wherein, provide a form in the top substantially in injection shield wall one side at least, make the user can pass through the distribution situation of its observation from the nozzle liquid spray cone.
The invention allows for the injector that a kind of and said guard shield is connected.
For the easier quilt of injection shield of the present utility model is understood, below with reference to accompanying drawings, be described in greater detail with the method for the mode of demonstrating to the utility model various characteristics and enforcement.Wherein
Accompanying drawing 1 is the injection shield top perspective view
Accompanying drawing 2 is the injection shield stereogram of bottom view
Accompanying drawing 3 is an injection shield embodiment top perspective view, wherein, provides form at the top of circular cone guard shield wall substantially.
Accompanying drawing 4 is that general injector pipe end and nozzle device schemed with respect to the part disintegration of injection shield
Accompanying drawing 5 is the assembly drawing of the part of accompanying drawing 4, and accompanying drawing 6 is another assembly drawing with interchangeable pipe end of the second nozzle connector part
In order to make it that the guard shield that the utility model proposes is had clearer understanding, now embodiment of the present utility model is described in detail below.
As shown in Figure 1, the utility model provides an injection shield (10) of using with nozzle device (20) (being illustrated in the accompanying drawing 4 to 6), and wherein, said guard shield comprises the wall that is conically shaped body in fact (11) of sealing hollow.Should be understood that, being conical body in fact comprises conical or polyhedron shape, the diffusion end that end forms of said wall (11) can be round, oval, square and other is such as polygonals such as hexagonal, anises, said wall (11) or a plurality of face end at the top, as hereinafter described, can make an amendment to said top.Said " be in fact conical " is basic for providing liquid to spray only, this be because, its shape of most of spray cone of coming out from nozzle is a circular cone, this explanation is without detriment to above-mentioned desirable different shape.
The end or be that the diameter of the diffusion end of cone can be determined by the distance that two row can cover the delegation weeds between the crops.The angle of flare of cone can be determined by nozzle height overhead, and this height and diameter allow the extreme spread of injection.Thereby above-mentioned parameter has also just been determined the size of the utility model injection shield.
Device (12) is provided and is used for being connected with the nozzle device (20) on said cone top.In order to supply with this interface unit, in an embodiment of the present utility model, the device (12) that said guard shield (10) is linked to each other with nozzle device (20) comprises have the hole plate (13) of (14) makes said nozzle device (20) install by said plate (13).
Most preferred embodiment is planned plate (13) and is made one with the wall (11) of cone.This overall structure comprises the top of prefabricated plate (13) and wall (11) or is the welding of convergent boundary.
Shown in accompanying drawing 3 to 6, hole (14) have suitable dimensions, make that the nozzle device (20) in the injection shield body (10) is connected with the nozzle connector part (21) that the playpipe (22) outside the injection shield body (10) is held.Importantly, the size that hole (14) have makes nozzle device (20) link to each other with the nozzle connector part (21) of pipe (22) end, thereby plate (13) is firmly held between the end of nozzle head and pipe (22).
On said cone wall (11), has numerous aperture (17).Have been found that in design of the present utility model wall (11) is provided by providing of hole, when liquid with at a high speed from nozzle ejection the time, air is entered in the hollow jet chamber (18) of cone, with the minimizing of compensation jet chamber (18) pressure.The minimizing of air pressure is that the Bernoulli Jacob by principle of hydrodynamics acts on caused.Because the existence of numerous apertures (17), air enter and the pressure balanced result in jet chamber (18) has improved jet mode greatly, become the open type jet mode.If there are not these apertures (17), find that the air pressure difference between jet chamber (18) and the atmosphere makes and sprays the inside of being partial to wall (11), its result, herbicide liquid fails to be convened for lack of a quorum and flows down along the injection shield wall, and irregular drop reduces spraying range on the ground.
Numerous apertures (17) preferably evenly distribute along cone wall (11), and any point of (18) is compensated because the air pressure difference that Bernoulli Jacob's effect causes is in the jet chamber thereby make.
The most handy in light weight, the durable and material transparent of injection shield of the present utility model, for example transparent plastic manufacturing.Transparency is important, and it makes the user can test injection, observes the angle that spray cone is scattered, and then nozzle is done suitably to adjust, and collides injection shield inwall (11) greatly and not thereby spray cone transferred as far as possible.
One interchangeable embodiment is arranged, and injection shield is with in light weight, durable metal, and the most handy aluminium manufacturing is owing to also be easy to part or be that the edge of part connects.
Because metal for example aluminium is opaque, thereby the user will test injection, to make injection not bump the wall of brushing lightly guard shield be very difficult so that adjust nozzle to observe the distribution angle of spray cone.Thereby preferably provide a form (18) in the end substantially of injection shield wall one side at least, make that the user can be by the distribution situation of its observation from the liquid spray cone of nozzle.
The utility model has been done so to describe, and clearly, for person skilled in the art, concrete structure described here and embodiment can be by many diverse ways changes.These changes can not be considered to break away from scope of the present utility model.Above-described new characteristic, person skilled in the art will understand that it has provided series of advantages.Will point out that except the above instantiation that provides, can use the construction or design of replacement, those skilled in the art will recognize that it can obtain marrow of the present utility model.Each content independently of the utility model, its structure all falls in the scope and spirit of following claim.
Claims (9)
1. the injection shield that is used for nozzle, this guard shield are a kind of injection shield of using with nozzle device (20) (10), it is characterized in that said guard shield comprises:
One guard shield wall (11), it be encapsulated as a hollow be conical body in fact; Interface unit (12), it is used for connecting the nozzle that said cone top provides; And numerous aperture (17), it is provided on the wall of said cone.
2. according to the said guard shield of claim 1, it is characterized in that, the interface unit (12) that said guard shield (10) is linked to each other with nozzle device (20) comprises have the hole plate (13) of (14) makes said nozzle device (20) install by said plate (13).
3. according to the said guard shield of claim 2, it is characterized in that said plate (13) is made into one with the wall (11) of said conically shaped body.
4. according to the said guard shield of claim 2, it is characterized in that said hole (14) have suitable dimensions, the nozzle in the injection shield body is linked to each other with the nozzle connector part (21) of outer playpipe (22) end of injection shield.
5. according to the said guard shield of the arbitrary claim of claim 1 to 4, it is characterized in that it is made with in light weight, durable and material transparent.
6. according to the said guard shield of the arbitrary claim of claim 1 to 4, it is characterized in that it is made with in light weight, durable metal.
7. according to the said guard shield of claim 6, it is characterized in that it is formed from aluminium, wherein, wall (11) is being connected the edge connection to form the hollow cone body with plate (13).
8. according to the said guard shield of claim 6, it is characterized in that, provide a form (18) in the top substantially in injection shield wall (11) one sides at least, make the user can pass through the distribution situation of its observation from nozzle (20) liquid spray cone.
9. according to the said guard shield of claim 7, it is characterized in that, provide a form (18) in the top substantially in injection shield wall (11) one sides at least, make the user can pass through the distribution situation of its observation from nozzle (20) liquid spray cone.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MYPI9602025 | 1996-05-28 | ||
| MYPI9602025 MY127859A (en) | 1996-05-28 | 1996-05-28 | Spray guard for spray nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2367396Y true CN2367396Y (en) | 2000-03-08 |
Family
ID=34056971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97215072U Expired - Lifetime CN2367396Y (en) | 1996-05-28 | 1997-05-13 | Spray protection cover for nozzle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN2367396Y (en) |
| MY (1) | MY127859A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100457288C (en) * | 2006-07-25 | 2009-02-04 | 丁野勇 | Liquid leading device mounted on spray thrower |
| CN102000646A (en) * | 2010-12-09 | 2011-04-06 | 大连东芳果菜专业合作社 | Drift-proof pesticide precise spray cap |
-
1996
- 1996-05-28 MY MYPI9602025 patent/MY127859A/en unknown
-
1997
- 1997-05-13 CN CN97215072U patent/CN2367396Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100457288C (en) * | 2006-07-25 | 2009-02-04 | 丁野勇 | Liquid leading device mounted on spray thrower |
| CN102000646A (en) * | 2010-12-09 | 2011-04-06 | 大连东芳果菜专业合作社 | Drift-proof pesticide precise spray cap |
Also Published As
| Publication number | Publication date |
|---|---|
| MY127859A (en) | 2006-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |