CN107309106A - A kind of stepless adjustable shower nozzle of spreading of spray - Google Patents
A kind of stepless adjustable shower nozzle of spreading of spray Download PDFInfo
- Publication number
- CN107309106A CN107309106A CN201710750412.0A CN201710750412A CN107309106A CN 107309106 A CN107309106 A CN 107309106A CN 201710750412 A CN201710750412 A CN 201710750412A CN 107309106 A CN107309106 A CN 107309106A
- Authority
- CN
- China
- Prior art keywords
- shower nozzle
- spreading
- mandrel
- spray
- stepless adjustable
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/26—Nozzles, 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/34—Nozzles, 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
Abstract
The invention discloses a kind of stepless adjustable shower nozzle of spreading of spray, including nozzle body and the shower nozzle mandrel being arranged in nozzle body, the shower nozzle mandrel is by divided fluid stream for perpendicular to the radial direction direct current of the axis direction of shower nozzle mandrel, and the tangential swirl rotated around the axis, the radial direction direct current and tangential swirl are sprayed after the port of export mixing of shower nozzle, and the regulation to the spreading of spray of institute's ejecting fluid is realized by adjusting the ratio of radial direction direct current and tangential swirl.The spreading of spray stepless adjustable shower nozzle of the present invention can convenience and high-efficiency realize the stepless adjustable and simple in construction of spreading of spray, using more convenient.
Description
Technical field
The present invention relates to a kind of shower nozzle, and in particular to one kind can realize the stepless adjustable shower nozzle of jet angle.
Background technology
Shower nozzle is a variety of sprays, spraying, oil spout, a part very crucial, even critical piece in paint spraying apparatus,
Form when ejecta sprays can be changed by shower nozzle, different spray head designs can obtain different jeting effects.
At present, shower nozzle is widely used as the critical component of fire-fighting fire-extinguishing equipment.In actual fire extinguishing procedure, it usually needs according to not
Same fire extinguishing demand adjusts the mode of ejecting extinguishing to correspond to, wherein most commonly seen is exactly the angle for adjusting injection water, leads to
Over-subtraction shallow angle can increase jet length, and can then increase the area coverage of injection by increasing jet angle, it can be seen that,
It is generally necessary to which different fire extinguishing demands are flexibly met by changing jet angle.However, the spray of currently used applicator
Fog horn be usually fixed it is nonadjustable, even if also beginning to occur in that the adjustable shower nozzle of some spreadings of spray now, but spraying at present
The adjustable shower nozzle in angle is also only limitted to the switching between several fixed spreadings of spray, can not reach the purpose of step-less adjustment.
The content of the invention
It is easy to use it is an object of the invention to solve the above problems there is provided one kind is simple in construction, it can occasionally realize spreading of spray
Stepless adjustable shower nozzle.
The object of the present invention is achieved like this, a kind of stepless adjustable shower nozzle of spreading of spray, including nozzle body and setting
In the shower nozzle mandrel in nozzle body, the shower nozzle mandrel is by divided fluid stream for perpendicular to the radial direction of the axis direction of shower nozzle mandrel
Direct current, and the tangential swirl rotated around the axis, the radial direction direct current and tangential swirl spray after the port of export mixing of shower nozzle
Go out, the regulation to the spreading of spray of institute's ejecting fluid is realized by adjusting the ratio of radial direction direct current and tangential swirl.
It is preferred that, the shower nozzle mandrel one end open other end closing is opened up on the side wall of sprinkler core axle envelope closed end
There is the opening connected with the fluid passage；Sprinkler core axle envelope closed end, which also extends, is formed with the annular coaxial with shower nozzle mandrel
Section, the side wall of ring segment offers the Tangential Channel tangent with ring segment inwall.
It is preferred that, the Tangential Channel is configured to be opened in the tangential through hole of ring segment side wall, and tangential through hole connects
The inwall for leading to the ring segment is with outer wall and tangent with inwall.
It is preferred that, the Tangential Channel is is opened on the wall of the ring segment side, and the opening tangent with ring segment inwall.
It is preferred that, the port of export of the shower nozzle is additionally provided with the orifice plate for increasing ejecting fluid pressure, the orifice plate
Conical through-hole is offered, radial direction direct current and tangential swirl spray after being mixed in conical through-hole.
It is preferred that, the nozzle body is configured to the core sleeve for including being sheathed on outside the shower nozzle mandrel, the mandrel
Set is outer to be also arranged with nozzle set, and the orifice plate is pressed abd fixed on core sleeve end, the conical through-hole and sprinkler core by nozzle set
Axle is coaxial；Have at regular intervals between the side wall of the sprinkler core axle envelope closed end and core sleeve's inwall, so that in sprinkler core
The second fluid passage for connecting the conical through-hole is formed between the blind end of axle and core sleeve inwall.
It is preferred that, the shower nozzle mandrel is axially moveable adjustable in nozzle body, so as to pass through sprinkler core axle ring segment
The purpose of the radial direction direct current Flow-rate adjustment is realized in the regulation of end face and the spacing of the orifice plate.
It is preferred that, the shower nozzle mandrel outer wall offers external screw thread, and mandrel sleeve lining is offered and the external screw thread phase
The internal thread of cooperation, the internal thread and external screw thread are flat thread.
It is preferred that, limited block is additionally provided between the core sleeve and shower nozzle mandrel, for limiting shower nozzle mandrel in core
Active strokes on axle sleeve.
It is preferred that, the spacing range of the sprinkler core axle ring segment end face and the orifice plate is 0-8mm.
It is preferred that, the Tangential Channel is is opened on the wall of the ring segment side, and the opening tangent with ring segment inwall
Fluid in groove, second fluid passage is entered in ring segment by the open slot forms tangential swirl.
Further, the open slot is axially to be cut to be formed along ring segment by ring segment end face, that is, is formed towards annular
The open slot of section end face opening.
It is further preferred that length range of the open slot along ring segment axial direction is 3-19mm, the opening of open slot is wide
It is 2-9mm to spend scope.
It is preferred that, the orifice plate is sealed by the first sealing ring and core sleeve to be coordinated, and the shower nozzle mandrel is close by second
Seal is sealed with core sleeve to be coordinated.
Compared with prior art, beneficial effects of the present invention are embodied in：The stepless adjustable shower nozzle of spreading of spray that the present invention is provided,
By specific spray head designs, realize shower nozzle spreading of spray can step-less adjustment, and realize the nozzle structure of the effect
Relatively simple, the regulation of spreading of spray is also more convenient, and instant spreading of spray regulation can be achieved in the state of a spray.So as to preferably
Solve existing residential fire sprinkler be difficult to realize spreading of spray it is stepless adjustable, or existing stepless adjustable nozzle structure compared with
The problem of for complexity.
Brief description of the drawings
Fig. 1 is the cross section structure diagram of the stepless adjustable shower nozzle of spreading of spray of one embodiment of the invention；
Fig. 2 is the dimensional structure diagram of ring segment in Fig. 1；
Fig. 3 is the schematic cross-section of the ring segment along the Tangential Channel cutting of the embodiment of the present invention；
Sectional structure under the big spreading of spray state of the stepless adjustable shower nozzle of spreading of spray of Fig. 4 another embodiment of the present invention shows
It is intended to；
Fig. 5 is cross section structure diagram of the shower nozzle shown in Fig. 4 under small spreading of spray state.
Description of reference numerals
1. shower nozzle mandrel, 11. first fluid passages, 12. openings, 13. Tangential Channels, 14. ring segments, 15. external screw threads,
2. core sleeve, 21. second fluid passages, 3. nozzle sets, 4. orifice plates, 41. cylindricality hole sections, 42. conical openings, 5. first sealing rings,
6. the second sealing ring, 7. limited blocks.
Embodiment
Below in conjunction with the drawings and specific embodiments, the stepless adjustable shower nozzle of spreading of spray of the present invention is made further to explain
State bright, it should explanation, following examples can not constitute the concrete restriction to technical solution of the present invention.
Refering to shown in Fig. 1-5, the present invention provides following examples.
A kind of stepless adjustable shower nozzle of spreading of spray, including nozzle body and the shower nozzle mandrel being arranged in nozzle body, institute
State and flow dividing structure, the flow dividing structure are additionally provided with the first fluid passage offered in shower nozzle mandrel vertically, shower nozzle mandrel
By the radial direction direct current that the divided fluid stream entered by fluid passage is the axis direction perpendicular to shower nozzle mandrel, and perpendicular to described
Axis direction and the tangential swirl rotated along the axis, the radial direction direct current and tangential swirl spray after the port of export mixing of shower nozzle
Go out, the regulation of the spreading of spray to institute's ejecting fluid is realized by adjusting the ratio of radial direction direct current and tangential swirl.
As a kind of preferred scheme, the one end open other end of shower nozzle mandrel 1 closing, openend is used for connecting fluid
Source, offers the opening 12 connected with the fluid passage, fluid is by openend on the side wall of sprinkler core axle envelope closed end
Enter in the first fluid passage 11；Sprinkler core axle envelope closed end, which also extends, is formed with the ring segment coaxial with shower nozzle mandrel
14, the side wall of ring segment offers the Tangential Channel 13 tangent with ring segment inwall, and the axis that Fig. 3 show tangentially passage is cutd open
The schematic cross-section for the ring segment cut；Further, the nozzle body is configured to include being sheathed on outside the shower nozzle mandrel
Core sleeve 2, be also arranged with nozzle set 3 outside the core sleeve；Further, the port of export of the shower nozzle is additionally provided with for increasing
Conical through-hole is offered on the orifice plate 4 of big ejecting fluid pressure, the orifice plate, specifically, the orifice plate is pressed abd fixed on spray
Between headgear leading inside and core sleeve's front end face, the conical through-hole and shower nozzle mandrel are coaxial；The conical through-hole includes post
Shape hole section 41 and conical opening 42, the heavy caliber end of the conical opening is towards the shower nozzle mandrel side, small-caliber end and the post
Shape through hole is connected；Have at regular intervals between the side wall of the sprinkler core axle envelope closed end and core sleeve's inwall, so that in spray
The second fluid passage 21 for connecting the conical through-hole is formed between the blind end and core sleeve inwall of head mandrel；Fluid is by shower nozzle
The openend of mandrel is entered in the first fluid passage 11, and the fluid in first fluid passage is by described close to sprinkler core
The opening 12 opened up on the side wall of axle envelope closed end is entered in second fluid passage 21, and the fluid in second fluid passage enters one
Walk the radial direction split into during the gap between sprinkler core axle ring segment end face and the orifice plate enters the conical through-hole straight
Stream, and the tangential swirl entered by the Tangential Channel opened up on the wall of the ring segment side in conical through-hole, the radial direction
Direct current and tangential swirl spray after being mixed in conical through-hole.Further, the shower nozzle mandrel in nozzle body vertically
Activity is adjustable, when shower nozzle mandrel is towards close to orifice plate direction movement, between sprinkler core axle ring segment end face and the orifice plate
Away from reduction, radial direction direct current flow reduces therewith；Conversely, when shower nozzle mandrel is towards away from orifice plate direction movement, radial direction direct current
Flow increases therewith, hereby it is achieved that the regulation of the radial direction direct current flow, while also achieving radial direction direct current and tangential swirl
The purpose of flow-rate ratio regulation.The radial direction direct current is different from the flow-rate ratio of tangential swirl, and the spreading of spray A of shower nozzle is different, radially straight
The ratio flowed shared by flow is bigger, and spreading of spray is smaller, and jet length is more remote；Conversely, reduce the ratio shared by radial direction direct current flow,
Spreading of spray increases, and jet length is relatively reduced, and Fig. 4 and Fig. 5 respectively show the structural representation under different spreading of spray states.Should
The explanation, the front-end and back-end described in above example be fluid relative flowing direction for.
As a kind of specific scheme, as shown in Figures 1 and 2, the Tangential Channel is to be opened in the ring segment side
On wall, and the open slot tangent with ring segment inwall, the fluid in second fluid passage enters ring segment by the open slot
Middle formation tangential swirl.Further, the opening is axially to be cut to be formed along ring segment by ring segment end face, that is, forms direction
The open slot of ring segment end face opening, as it is further preferred that length range of the open slot along ring segment axial direction is 3-
19mm, the opening width range of open slot is 2-9mm.
As another specific scheme, as shown in Figures 4 and 5, the Tangential Channel 13 is configured to be opened in institute
The tangential through hole of ring segment side wall is stated, the inwall that tangential through hole connects the ring segment is with outer wall and tangent with inwall, further
, as needed, multiple tangential through holes can be opened up along the circumferencial direction and/or axial array of the ring segment.
As preferred scheme, the shower nozzle mandrel outer wall offers external screw thread 15, core sleeve's inwall offer with it is described
The internal thread that external screw thread is engaged, it is contemplated that enter shower nozzle mandrel fluid be generally high-pressure fluid, for enhancing shower nozzle mandrel with
Connective stability between core sleeve, the internal thread and external screw thread are flat thread.
As preferred, the spacing range of the sprinkler core axle ring segment end face and the orifice plate is 0-8mm, between described
During away from for 0mm, the radial direction direct current is not produced, the maximization of spreading of spray is realized；When the spacing is 8mm, spreading of spray is realized
Minimum.
As preferred scheme, the orifice plate sidepiece offers the first seal groove, and is realized and core by the first sealing ring 5
Sleeve lining sealing coordinates, and the shower nozzle mandrel side wall offers the second seal groove, and is realized and mandrel by the second sealing ring 6
Set sealing coordinates.
As preferred scheme, limited block 7 is additionally provided between the core sleeve and shower nozzle mandrel, for limiting shower nozzle
Active strokes of the mandrel in core sleeve.Selectable, the limited block is axle jump ring, and core sleeve's inwall is offered
The neck matched with the axle jump ring.
Further, the rear end that external thread section is offered on shower nozzle mandrel is raised section, and the diameter of the raised section is more than
Or equal to the external diameter of the external thread section, as external thread section is movable with respect to core sleeve, the raised section of shower nozzle mandrel exists
Moved axially in core sleeve's inwall, wherein, when extreme direction is moved forward, raised section is by the boss in core sleeve's inwall
It is spacing, when extreme direction backward is moved, raised section is spacing by the limited block 7, it should explanation, described " preceding
For end " is the flow direction of fluid in opposing showerhead with " rear end ".
As preferred scheme, the shower nozzle mandrel openend is to snap connection or be threadedly coupled with fluid input.
In the description of embodiments of the invention, it is to be understood that term " on ", " under ", "front", "rear", " left side ",
" right side ", " hard straight ", " level ", " finger such as " center ", " top ", " bottom ", " top ", " bottom ", " interior ", " outer ", " inner side ", " outside "
The orientation or position relationship shown is based on orientation shown in the drawings or position relationship, merely to making in the description present invention and simplifying
Description, rather than indicate or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore be not considered as limiting the invention.Wherein, " inboard " refers to region or space internal or fence up.It is " outer
Enclose " refer to region around certain particular elements or specific region.
In the description of embodiments of the invention, term " first ", " second ", " the 3rd ", " the 4th " are only used for describing mesh
, and it is not intended that indicating or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, limit
Surely " first ", " second ", " the 3rd ", the feature of " the 4th " express or implicitly include one or more spy
Levy.In the description of the invention, unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to illustrate in the description of embodiments of the invention, unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection ", " assembling " should be interpreted broadly, for example, it may be being fixedly connected or detachably connecting
Connect, or be integrally connected；Can be joined directly together, can also be indirectly connected to by intermediary, can be two element internals
Connection.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Implication.
In the description of embodiments of the invention, specific features, structure, material or feature can in any one or
Combined in an appropriate manner in multiple embodiments or example.
In the description of embodiments of the invention, it is to be understood that what "-" and "~" represented is that two values are same
Scope, and the scope includes end points.For example:" X-Y " represents to be more than or equal to X, and the scope less than or equal to Y." X~Y "
Represent to be more than or equal to X, and the scope less than or equal to Y.
In the description of embodiments of the invention, the terms "and/or", only it is a kind of describe affiliated partner pass
Connection relation, expression may have three kinds of relations, for example, X and/or Y, can be represented：Individualism X, while there is X and Y, individually
There are these three situations of Y.In addition, character "/" herein, it is a kind of relation of "or" to typically represent forward-backward correlation object.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of stepless adjustable shower nozzle of spreading of spray, including nozzle body and the shower nozzle mandrel being arranged in nozzle body, it is special
Levy and be, the shower nozzle mandrel is by the radial direction direct current that divided fluid stream is axis direction perpendicular to shower nozzle mandrel, and around the axle
The tangential swirl of line rotation, the radial direction direct current and tangential swirl spray after the port of export mixing of shower nozzle, by adjusting radially
The ratio of direct current and tangential swirl realizes the regulation to the spreading of spray of institute's ejecting fluid.
2. the stepless adjustable shower nozzle of spreading of spray according to claim 1, it is characterised in that the shower nozzle mandrel one end open
The other end is closed, and first fluid passage vertically is offered in shower nozzle mandrel, is opened on the side wall of sprinkler core axle envelope closed end
Provided with the opening connected with the first fluid passage；Sprinkler core axle envelope closed end also extend be formed with it is coaxial with shower nozzle mandrel
Ring segment, the side wall of ring segment offers the Tangential Channel tangent with ring segment inwall.
3. the stepless adjustable shower nozzle of spreading of spray according to claim 1 or 2, it is characterised in that the port of export of the shower nozzle
It is additionally provided with the orifice plate for increasing ejecting fluid pressure, the orifice plate and offers conical through-hole, radial direction direct current and tangential rotation
Stream sprays after being mixed in conical through-hole.
4. the stepless adjustable shower nozzle of spreading of spray according to claim 3, it is characterised in that the nozzle body is configured to
Including the core sleeve being sheathed on outside the shower nozzle mandrel, nozzle set is also arranged with outside the core sleeve, the orifice plate is by nozzle set
Core sleeve end is pressed abd fixed on, the conical through-hole and shower nozzle mandrel are coaxial；The side wall of the sprinkler core axle envelope closed end and institute
State between core sleeve's inwall and have at regular intervals, institute is connected so as to be formed between the blind end and core sleeve inwall of shower nozzle mandrel
State the second fluid passage of conical through-hole.
5. the stepless adjustable shower nozzle of spreading of spray according to claim 4, it is characterised in that the shower nozzle mandrel is in shower nozzle master
It is axially moveable adjustable in vivo, so that the footpath is realized in the regulation by sprinkler core axle ring segment end face and the spacing of the orifice plate
To the purpose of direct current Flow-rate adjustment.
6. the stepless adjustable shower nozzle of spreading of spray according to claim 5, it is characterised in that the shower nozzle mandrel outer wall is opened up
There is external screw thread, mandrel sleeve lining offers the internal thread being engaged with the external screw thread, and the internal thread and external screw thread are
Flat thread.
7. the stepless adjustable shower nozzle of spreading of spray according to claim 4, it is characterised in that the core sleeve and shower nozzle mandrel
Between be additionally provided with limited block, for limiting active strokes of the shower nozzle mandrel in core sleeve.
8. the stepless adjustable shower nozzle of spreading of spray according to claim 5, it is characterised in that the sprinkler core axle ring segment end
The spacing range of face and the orifice plate is 0-8mm.
9. the stepless adjustable shower nozzle of spreading of spray according to claim 2, it is characterised in that the Tangential Channel is to be opened in
On the wall of the ring segment side, and the open slot tangent with ring segment inwall, the fluid in second fluid passage passes through the opening
Groove, which enters in ring segment, forms tangential swirl.
10. the stepless adjustable shower nozzle of spreading of spray according to claim 4, it is characterised in that the orifice plate is close by first
Seal is sealed with core sleeve to be coordinated, and the shower nozzle mandrel is sealed by the second sealing ring and core sleeve to be coordinated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710750412.0A CN107309106A (en) | 2017-08-28 | 2017-08-28 | A kind of stepless adjustable shower nozzle of spreading of spray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710750412.0A CN107309106A (en) | 2017-08-28 | 2017-08-28 | A kind of stepless adjustable shower nozzle of spreading of spray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107309106A true CN107309106A (en) | 2017-11-03 |
Family
ID=60177004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710750412.0A Pending CN107309106A (en) | 2017-08-28 | 2017-08-28 | A kind of stepless adjustable shower nozzle of spreading of spray |
Country Status (1)
| Country | Link |
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| CN (1) | CN107309106A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999289A (en) * | 2017-11-28 | 2018-05-08 | 姚飞松 | A kind of adjustable nozzles |
| CN110586354A (en) * | 2019-10-14 | 2019-12-20 | 中煤科工集团南京设计研究院有限公司 | Spiral-flow type nozzle for coating airless spraying and coating airless spraying method |
| CN110800719A (en) * | 2019-11-22 | 2020-02-18 | 怀远县荆涂山石榴科技有限公司 | Sprayer spray rod for pomegranate pest control |
| CN113456949A (en) * | 2021-06-16 | 2021-10-01 | 中山市联昌喷雾泵有限公司 | Sprayer |
| CN114526339A (en) * | 2022-04-22 | 2022-05-24 | 陕西祥瑞电气工程自动化有限公司 | Gas flow fine adjuster |
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|---|---|---|---|---|
| CN107999289A (en) * | 2017-11-28 | 2018-05-08 | 姚飞松 | A kind of adjustable nozzles |
| CN107999289B (en) * | 2017-11-28 | 2020-06-19 | 台州嘉亨阀门有限公司 | Adjustable nozzle |
| CN110586354A (en) * | 2019-10-14 | 2019-12-20 | 中煤科工集团南京设计研究院有限公司 | Spiral-flow type nozzle for coating airless spraying and coating airless spraying method |
| CN110800719A (en) * | 2019-11-22 | 2020-02-18 | 怀远县荆涂山石榴科技有限公司 | Sprayer spray rod for pomegranate pest control |
| CN110800719B (en) * | 2019-11-22 | 2021-12-10 | 怀远县荆涂山石榴科技有限公司 | Sprayer spray rod for pomegranate pest control |
| CN113456949A (en) * | 2021-06-16 | 2021-10-01 | 中山市联昌喷雾泵有限公司 | Sprayer |
| CN114526339A (en) * | 2022-04-22 | 2022-05-24 | 陕西祥瑞电气工程自动化有限公司 | Gas flow fine adjuster |
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