CN113615668A - Double-flow-passage water-medicine integrated multifunctional spray head and method - Google Patents

Double-flow-passage water-medicine integrated multifunctional spray head and method Download PDF

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Publication number
CN113615668A
CN113615668A CN202110811068.8A CN202110811068A CN113615668A CN 113615668 A CN113615668 A CN 113615668A CN 202110811068 A CN202110811068 A CN 202110811068A CN 113615668 A CN113615668 A CN 113615668A
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CN
China
Prior art keywords
spray head
water
sealing ring
head body
cap
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Pending
Application number
CN202110811068.8A
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Chinese (zh)
Inventor
刘俊萍
王鑫建
刘青松
张晴
钱兆
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Jiangsu University
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Jiangsu University
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Priority to CN202110811068.8A priority Critical patent/CN113615668A/en
Publication of CN113615668A publication Critical patent/CN113615668A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/005Special arrangements or adaptations of the spraying or distributing parts, e.g. adaptations or mounting of the spray booms, mounting of the nozzles, protection shields
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0089Regulating or controlling systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/26Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/34Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
    • B05B1/3405Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl
    • B05B1/341Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Nozzles (AREA)

Abstract

The invention discloses a double-flow-passage water-medicine integrated multifunctional spray head and a method, belonging to the field of agricultural sprinkling irrigation, and comprising a spray head body, a rotary shell and a spray head cap; the rotary shell is arranged on the spray head body, and the spray head cap is arranged above the spray head body; when spraying medicine, the spray head cap is rotated upwards, the rotating shell is rotated downwards, and the liquid medicine enters the spray head body and is sprayed out through the spray head cap; when water is poured, the nozzle cap is rotated downwards, the rotating shell is rotated upwards, so that the flow guide groove formed in the nozzle body is opened, and water flows out of the nozzle through the flow guide groove. The invention can realize the conversion of the spray head between two working modes of fan-shaped lateral irrigation and conical longitudinal spraying pesticide application, and achieves the aims of precise irrigation pesticide application, improvement of the effective utilization rate of the pesticide and saving of the system cost.

Description

Double-flow-passage water-medicine integrated multifunctional spray head and method
Technical Field
The invention belongs to the field of agricultural sprinkling irrigation, relates to key equipment in a water-medicine integrated system, and particularly relates to a double-channel water-medicine integrated multifunctional spray head and a method.
Background
Aiming at fruit trees with wide and large area, the prior irrigation mode mainly adopts micro-irrigation, the pesticide application method mainly adopts discontinuous manual pesticide application or sprayer pesticide application, and the pesticide application mode has the defects of large drift loss, large harm to human bodies and the like. The water and pesticide integration technology is one of the most popular water-saving irrigation technologies at present in China due to the advantages of accurate irrigation and pesticide application, improvement of water and pesticide utilization efficiency and the like. The water and medicine integration is realized in the same micro-irrigation system, and water irrigation and medicine application are needed to be carried out by leaning against the head through the tail end of the system. In the existing domestic and foreign spray head products, the spray head has single function, if the micro spray head is adopted, only the irrigation performance can be met, if the atomizing spray head only can be used for applying the pesticide, and the irrigation performance and the pesticide application performance cannot be considered at the same time.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a double-flow-channel water-medicine integrated multifunctional spray head which adopts the same micro-irrigation system to realize the irrigation function or the medicine application function or realize both the irrigation function and the medicine application function.
The present invention achieves the above-described object by the following technical means.
A double-flow-passage water-medicine integrated multifunctional spray head comprises a spray head body, a rotary shell and a spray head cap; the rotary shell is arranged on the spray head body, and the spray head cap is arranged above the spray head body; when spraying medicine, the spray head cap is rotated upwards, the rotating shell is rotated downwards, and the liquid medicine enters the spray head body and is sprayed out through the spray head cap; when water is poured, the nozzle cap is rotated downwards, the rotating shell is rotated upwards, so that the flow guide groove formed in the nozzle body is opened, and water flows out of the nozzle through the flow guide groove.
Furthermore, a through hole is formed in the center of the spray head body, a transverse flow guide hole is formed in the transverse direction of the spray head body, a flow guide groove is formed in the longitudinal direction of the spray head body, the flow guide groove is arranged above the flow guide hole, and water flows into the flow guide hole through the through hole and then flows into the flow guide groove to be sprayed out.
Further, a nozzle is arranged at the outlet end of the flow guide groove; the flow guide groove is of an L-shaped structure.
Furthermore, a flow guide device is arranged at the outlet end of the spray head body, and a flow guide chute is formed in the flow guide device; the center of the spray head cap is provided with a spray water outlet, when the spray head cap rotates upwards to a certain position, the spray water outlet can be communicated with the diversion chute, and the liquid medicine enters the spray water outlet through the diversion chute and then is sprayed out; when the nozzle cap rotates downwards to a certain position, the spray water outlet is not communicated with the diversion chute.
Furthermore, the water flow sprayed out of the nozzle is sprayed onto the refraction cone; the refraction cone is arranged on the nozzle cap.
Furthermore, a stepped hole is formed in the center of the rotating shell, the lower portion of the rotating shell is in threaded connection with the spray head body, and a sealing ring is arranged at the contact position of the rotating shell and the spray head body.
Furthermore, the spray head cap is in threaded connection with the outer side wall above the spray head body.
Further, a sealing ring groove A and a sealing ring groove B are formed in the spray head body; the inner side of the rotary shell is provided with a sealing ring groove C, and the inner side of the spray head cap is provided with a sealing ring groove D.
Furthermore, an O-shaped sealing ring A is arranged in the sealing ring groove A and is positioned between the spray head body and the rotary shell; an O-shaped sealing ring B is arranged in the sealing ring groove B and is positioned at the lower side of the flow guide groove; an O-shaped sealing ring C is arranged in the sealing ring groove C and is positioned between the spray head body and the rotary shell; and an O-shaped sealing ring D is arranged in the sealing ring groove D and is positioned between the spray head body and the spray head cap.
The working method of the double-flow-passage water-medicine integrated multifunctional spray head comprises a spraying working mode and a watering working mode;
the spraying working mode is as follows: the water flow flows into a through hole formed in the center of the spray head body, generates rotational flow through the flow guide chute, flows into a rotation acceleration chamber between the spray head body and the spray head cap, is further rotated and accelerated, and is sprayed out from the spray water outlet;
and (3) a water filling working mode: the rotating shell is rotated, the diversion groove is opened, the diversion hole is communicated with the diversion groove, the spray head cap is rotated to close the rotating acceleration chamber, water flows into the diversion groove through the diversion hole without passing through the diversion chute, the water flows into the diversion groove through the diversion hole, rotates and accelerates, the water is sprayed out from the nozzles on two sides and impacts the refraction cone at the bottom end of the spray head cap, and the water flows out to two sides.
Has the advantages that:
1. the spray head of the invention is compatible with the functions of irrigating the roots of crops, applying the pesticide to the branches and leaves, adjusting the microclimate of an orchard and the like, improves the effective utilization rate of the pesticide, and reduces the system cost.
2. When the sprayer is in a pesticide application mode, the sprayer cap is rotated upwards, the sprayer body is rotated downwards, the diversion hole is closed at the moment, the spray water outlet is opened, water flows into the sprayer body and only passes through the diversion chute, the water flows into a rotating acceleration chamber formed between the sprayer body and the sprayer cap in a rotating mode, the water flows further in the acceleration chamber in a rotational flow acceleration mode, and the water is ejected out through the spray water outlet to form small fog drops which are attached to plants. During the conversion, the water conservancy diversion chute is plugged up to the nozzle cap that rotates downwards, upwards rotates rotatory shell, and the water conservancy diversion hole is opened, and rivers flow into water conservancy diversion recess internal rotation through the water conservancy diversion hole this moment with higher speed, from both sides nozzle blowout, strike the refraction awl of nozzle cap bottom and jet out from both sides, irrigate the plant root.
3. The water conservancy diversion recess is L type structure through-hole structure, and this structural design makes things convenient for the downthehole liquid of water conservancy diversion to directly get into the water conservancy diversion recess, simultaneously, when need not switch on the water conservancy diversion recess, can be through rotatory shell blocks up the water conservancy diversion recess down, and such simple structure and operation get up the high efficiency.
4. The invention can realize the conversion of the spray head between two working modes of fan-shaped lateral irrigation and conical longitudinal spraying pesticide application, and achieves the aims of precise irrigation pesticide application, improvement of the effective utilization rate of the pesticide and saving of the system cost.
5. The refraction cone is a smooth conical surface which is gradually reduced from top to bottom, so that the sprinkling irrigation effect is improved.
Drawings
FIG. 1 is a schematic view of an overall structure of a dual-channel water-medicine integrated multifunctional spray head according to an embodiment of the present invention;
FIG. 2 is a state diagram of the mode of operation of the present invention for dispensing;
FIG. 3 is a state diagram of the water filling mode of the present invention;
FIG. 4 is a schematic view of the rotary housing of FIG. 1 according to the present invention;
FIG. 5 is a schematic structural view of the showerhead body of FIG. 1 according to the present invention;
FIG. 6 is a schematic cross-sectional view of the deflector device of FIG. 1 according to the present invention;
FIG. 7 is a schematic view of an O-ring according to the present invention;
fig. 8 is a schematic view of the structure of the head cap of fig. 1 according to the present invention.
Reference numerals:
1-a spray head body; 2-rotating the housing; 3-a spray head cap; 4-a flow guiding chute; 5-a spray water outlet; 6-diversion holes; 7-a flow guide groove; 8-a nozzle; 9-refraction cone; 10-O type sealing ring A; 11-O type sealing ring B; 12-O type sealing ring C; 13-O type seal ring D; 14-external thread a; 15-internal thread a; 16-external thread B; 17-internal thread B; 18-seal ring groove a; 19-seal ring groove B, 20-seal ring groove C; 21-seal ring groove D; 22-a rotating acceleration chamber; 23-a through hole; 24-a flow guiding device.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
A double-flow-passage water-medicine integrated multifunctional spray head comprises a spray head body 1, a rotary shell 2 and a spray head cap 3; the rotary shell 2 is arranged on the spray head body 1, and the spray head cap 3 is arranged above the spray head body 1; when spraying medicine, the spray head cap 3 is rotated upwards, the rotating shell 2 is rotated downwards, and the liquid medicine enters the spray head body 1 and is sprayed out through the spray head cap 3; when water is poured, the nozzle cap 3 is rotated downwards, the rotating shell 2 is rotated upwards, so that the flow guide groove 7 formed in the nozzle body 1 is opened, and water flows through the flow guide groove 7 and is sprayed out of the nozzle 8.
Wherein, the center of the spray head body 1 is provided with a through hole 23, the spray head body 1 is provided with a transverse diversion hole 6 in the transverse direction, a diversion groove 7 is arranged in the longitudinal direction, the diversion groove 7 is arranged above the diversion hole 6, and water flow enters the diversion hole 6 through the through hole 23 and then flows into the diversion groove 7 to be sprayed out.
The outlet end of the flow guide groove 7 is provided with a nozzle 8; the flow guide groove 7 is of an L-shaped structure.
The outlet end of the spray head body 1 is provided with a flow guide device 24, and the flow guide device 24 is provided with a flow guide chute 4; a spray water outlet 5 is formed in the center of the spray head cap 3, when the spray head cap 3 rotates upwards to a certain position, the spray water outlet 5 and the diversion chute 4 can be communicated, and the liquid medicine enters the spray water outlet 5 through the diversion chute 4 and then is sprayed out; when the nozzle cap 3 rotates downwards to a certain position, the spray water outlet 5 is not communicated with the diversion chute 4.
The water flow sprayed out of the nozzle 8 is sprayed onto the refraction cone 9; the refraction cone 9 is arranged on the nozzle cap 3. A stepped hole is formed in the center of the rotating shell 2, the lower portion of the rotating shell 2 is in threaded connection with the spray head body 1, and a sealing ring is arranged at the contact position of the rotating shell 2 and the spray head body 1. And the spray head cap 3 is in threaded connection with the outer side wall above the spray head body 1. A sealing ring groove A18 and a sealing ring groove B19 are arranged on the spray head body 1; the inner side of the rotary shell 2 is provided with a sealing ring groove C20, and the inner side of the nozzle cap 3 is provided with a sealing ring groove D21.
An O-shaped sealing ring A10 is arranged in the sealing ring groove A18 and is positioned between the spray head body 1 and the rotary shell 2; an O-shaped sealing ring B11 is arranged in the sealing ring groove B19 and is positioned at the lower side of the diversion groove 7; an O-shaped sealing ring C12 is arranged in the sealing ring groove C20 and is positioned between the spray head body 1 and the rotary shell 2; an O-shaped sealing ring D13 is arranged in the sealing ring groove D21 and is positioned between the spray head body 1 and the spray head cap 3.
The working method of the double-flow-passage water-medicine integrated multifunctional spray head is characterized by comprising a spraying working mode and an irrigation working mode;
the spraying working mode is as follows: the water flow flows into a through hole 23 formed in the center of the spray head body 1, generates rotational flow through the diversion chute 4, flows into a rotation acceleration chamber 22 between the spray head body 1 and the spray head cap 3, then further rotates and accelerates, and is sprayed out from the spray water outlet 5;
and (3) a water filling working mode: rotate rotatory shell 2, open water conservancy diversion recess 7, make water conservancy diversion hole 6 and water conservancy diversion recess 7 switch on, rotate sprinkler head cap 3 and close rotatory room 22 with higher speed, rivers do not pass through water conservancy diversion chute 4, but flow in water conservancy diversion recess 7 internal rotation through water conservancy diversion hole 6 with higher speed, spout from the nozzle 8 of both sides, strike the refraction awl 9 of sprinkler head cap 3 bottom, rivers jet out to both sides.
Referring to the attached figure 1, the double-channel water-medicine integrated multifunctional spray head comprises a spray head body 1, a rotary shell 2 and a spray head cap 3; referring to fig. 5 and 6, the spray head body 1 is a multi-stage hollow cylindrical structure, the side wall of the spray head body 1 is provided with a diversion hole 6, the upper side of the diversion hole 6 is provided with a diversion groove 7 and two nozzles 8, the top end plane of the spray head body 1 is provided with a plurality of diversion chutes 4, the bottom end of the spray head body 1 is provided with an external thread a14 connected with the rotary housing 2, the top end of the spray head body 1 is provided with an external thread B16 connected with the spray head cap 3, the spray head body 1 is provided with a sealing ring groove a18 and a sealing ring groove B which are respectively provided with an O-shaped sealing ring a10 and an O-shaped sealing ring B11; as shown in fig. 4, the bottom end of the rotary casing 2 is provided with an internal thread a15 matched with the external thread a14, the inner side of the rotary casing 2 is provided with a sealing ring groove C20, and an O-shaped sealing ring C12 is arranged in the groove; referring to fig. 8, the top end of the nozzle cap 3 is provided with a spray outlet 5, the spray outlet 5 is provided with an inner cone angle and an outer cone angle, the bottom surface of the nozzle cap 3 is a refraction cone 9, the bottom end of the nozzle cap 3 is provided with an inner thread B17 matched with an outer thread B16, the inner side of the nozzle cap 3 is provided with a sealing ring groove D21, and an O-shaped sealing ring D13 is arranged in the groove.
Referring to fig. 2, in the spray application mode realized by the present invention, the spray head cap 3 is rotated upward, the rotary housing 2 is rotated downward, the water flows into the spray head body 1, and the water flows through the diversion chute 4 to generate a rotational flow, and further rotates and accelerates after flowing into the rotation acceleration chamber 22 between the spray head body 1 and the spray head cap 3, and is sprayed out from the water outlet 5; referring to fig. 3, the water pouring mode is changed into a water pouring mode by rotating the rotary housing 2 upwards to open the flow guide hole 6 and rotating the nozzle cap 3 downwards to block the flow guide chute 4, the rotary acceleration chamber 22 is closed by rotating the nozzle cap 3, water flows into the flow guide groove 7 through the flow guide hole 6 without passing through the flow guide chute 4 and rotates and accelerates, and is sprayed out from the nozzles 8 at the two sides to impact the refraction cone 9 at the bottom end of the nozzle cap 3, and the water is sprayed out from the two sides.
The O-ring of the present invention has the function of sealing and stopping water, as shown in fig. 7.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims (10)

1. A double-flow-channel water-medicine integrated multifunctional spray head is characterized by comprising a spray head body (1), a rotary shell (2) and a spray head cap (3); the rotary shell (2) is arranged on the spray head body (1), and the spray head cap (3) is arranged above the spray head body (1); when spraying medicine, the spray head cap (3) is rotated upwards, the rotating shell (2) is rotated downwards, and the liquid medicine enters the spray head body (1) and is sprayed out through the spray head cap (3); when water is poured, the spray head cap (3) is rotated downwards, the rotary shell (2) is rotated upwards, so that a flow guide groove (7) formed in the spray head body (1) is opened, and water flows through the flow guide groove (7) and is sprayed out from a spray nozzle (8).
2. The dual-channel water-medicine integrated multifunctional sprayer according to claim 1, wherein a through hole (23) is formed in the center of the sprayer body (1), a transverse diversion hole (6) is formed in the transverse direction of the sprayer body (1), a diversion groove (7) is formed in the longitudinal direction of the sprayer body, the diversion groove (7) is formed above the diversion hole (6), and water flows into the diversion hole (6) through the through hole (23) and then flows into the diversion groove (7) to be sprayed out.
3. The dual-channel water-medicine integrated multifunctional spray head according to claim 2, characterized in that the outlet end of the flow guide groove (7) is provided with a nozzle (8); the flow guide groove (7) is of an L-shaped structure.
4. The dual-channel water-medicine integrated multifunctional spray head according to claim 1, characterized in that a flow guide device (24) is arranged at the outlet end of the spray head body (1), and a flow guide chute (4) is formed on the flow guide device (24); a spray water outlet (5) is formed in the center of the spray head cap (3), when the spray head cap (3) rotates upwards to a certain position, the spray water outlet (5) and the diversion chute (4) can be communicated, and liquid medicine enters the spray water outlet (5) through the diversion chute (4) and then is sprayed out; when the nozzle cap (3) rotates downwards to a certain position, the spray water outlet (5) is not communicated with the diversion chute (4).
5. The dual-channel water-medicine integrated multifunctional spray head according to the claim 1, characterized in that the water flow sprayed from the spray nozzle (8) is sprayed onto the refraction cone (9); the refraction cone (9) is arranged on the spray head cap (3).
6. The dual-channel water-medicine integrated multifunctional spray head according to claim 1, characterized in that a stepped hole is formed in the center of the rotary housing (2), the lower part of the rotary housing (2) is in threaded connection with the spray head body (1), and a sealing ring is arranged at the contact part of the rotary housing (2) and the spray head body (1).
7. The dual-channel water-medicine integrated multifunctional sprayer according to claim 1, characterized in that the sprayer cap (3) is in threaded connection with the outer side wall above the sprayer body (1).
8. The dual-channel water-medicine integrated multifunctional spray head according to claim 1, characterized in that a sealing ring groove A (18) and a sealing ring groove B (19) are arranged on the spray head body (1); the inner side of the rotary shell (2) is provided with a sealing ring groove C (20), and the inner side of the spray head cap (3) is provided with a sealing ring groove D (21).
9. The dual-channel water-medicine integrated multifunctional spray head according to claim 1, characterized in that an O-shaped sealing ring A (10) is arranged in the sealing ring groove A (18) and is positioned between the spray head body (1) and the rotary shell (2); an O-shaped sealing ring B (11) is arranged in the sealing ring groove B (19) and is positioned at the lower side of the flow guide groove (7); an O-shaped sealing ring C (12) is arranged in the sealing ring groove C (20) and is positioned between the spray head body (1) and the rotary shell (2); an O-shaped sealing ring D (13) is arranged in the sealing ring groove D (21) and is positioned between the spray head body (1) and the spray head cap (3).
10. The working method of the dual-channel water-medicine integrated multifunctional spray head according to any one of claims 1 to 9, characterized by comprising a spraying working mode and a watering working mode;
the spraying working mode is as follows: the water flow flows into a through hole (23) formed in the center of the spray head body (1), generates rotational flow through the diversion chute (4), flows into a rotation acceleration chamber (22) between the spray head body (1) and the spray head cap (3), further rotates and accelerates, and is sprayed out from the spray water outlet (5);
and (3) a water filling working mode: rotate rotatory shell (2), open water conservancy diversion recess (7), make water conservancy diversion hole (6) and water conservancy diversion recess (7) switch on, rotate sprinkler head cap (3) and close rotatory room (22) with higher speed, rivers do not pass through water conservancy diversion chute (4), but flow in water conservancy diversion recess (7) internal rotation through water conservancy diversion hole (6) with higher speed, spout from nozzle (8) of both sides, strike refraction awl (9) of sprinkler head cap (3) bottom, rivers are to both sides jettison.
CN202110811068.8A 2021-07-19 2021-07-19 Double-flow-passage water-medicine integrated multifunctional spray head and method Pending CN113615668A (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN114146832A (en) * 2021-11-23 2022-03-08 江苏大学 Pressure self-control type irrigation and pesticide application spray head of micro-irrigation system

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US20180161788A1 (en) * 2016-12-12 2018-06-14 Sewerquip Pty Ltd Water jetting nozzle
US20180345300A1 (en) * 2017-05-31 2018-12-06 Nike, Inc. Air Masking Nozzle
CN209680343U (en) * 2019-03-07 2019-11-26 厦门大白科技有限公司 A kind of Water outlet spray head with side water exit

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Publication number Priority date Publication date Assignee Title
CN201913016U (en) * 2010-12-29 2011-08-03 广东联塑科技实业有限公司 Adjustable plastic sprayer
CN105457770A (en) * 2015-12-15 2016-04-06 重庆冬润果蔬产业发展有限公司 Double-spray-hole type sprayer for fruit and vegetable sprinkling irrigation system
US20180161788A1 (en) * 2016-12-12 2018-06-14 Sewerquip Pty Ltd Water jetting nozzle
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114146832A (en) * 2021-11-23 2022-03-08 江苏大学 Pressure self-control type irrigation and pesticide application spray head of micro-irrigation system
CN114146832B (en) * 2021-11-23 2023-02-17 江苏大学 Pressure self-control type irrigation and pesticide application spray head of micro-irrigation system
WO2023092832A1 (en) * 2021-11-23 2023-06-01 江苏大学 Pressure self-controlled irrigation and pesticide application spray nozzle for micro-irrigation system

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Application publication date: 20211109