CN209575590U - A kind of open type direct projection spray head - Google Patents
A kind of open type direct projection spray head Download PDFInfo
- Publication number
- CN209575590U CN209575590U CN201920203149.8U CN201920203149U CN209575590U CN 209575590 U CN209575590 U CN 209575590U CN 201920203149 U CN201920203149 U CN 201920203149U CN 209575590 U CN209575590 U CN 209575590U
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- China
- Prior art keywords
- nozzle housing
- spray orifice
- ring
- regular hexagon
- open type
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Abstract
The utility model discloses a kind of open type direct projection spray heads, including nozzle housing, filter screen, circlip retaining ring, O-ring, thin spray orifice and big spray orifice, the nozzle housing top curve inner wall is uniformly provided with thin spray orifice, the big spray orifice being on same axis with thin spray orifice is offered at the top of the nozzle housing, the regular hexagon shell inner wall of the nozzle housing lower part is provided with screw thread, the filter screen is fixedly installed in nozzle housing in arc shell base channel, the circlip retaining ring is fixedly installed in the groove above regular hexagon shell inner thread, the O-ring is elastically mounted to nozzle housing inner wall bottom, the O-ring is elastically mounted to the open end of regular hexagon shell inner thread, thin spray orifice and big spray orifice are evenly arranged at the top of the open type direct projection spray head, it can carry out secondary-atomizing, spraying blind area is eliminated simultaneously, inside setting There are filter screen and O-ring, effectively realizes the function of water purification and anti-interface leak.
Description
Technical field
The utility model relates to fine mist spray head technical field, specially a kind of open type direct projection spray head.
Background technique
Fine mist spray head in fine spray extinguisher, using fine mist spray head under defined operating pressure spray water
Fire is put out a fire or controlled to mist, has that water consumption is few, secondary hazards are small, fire-fighting efficiency is high, environmental-friendly, harmless to object to people excellent
Point, but can only to carry out primary atomization, spraying blind area big for the spray head being commonly used, and interface is easy leak, for this kind of
Problem improves fine mist spray head using the prior art, to solve the above problems.
Summary of the invention
The purpose of this utility model is to provide a kind of open type direct projection spray heads, to solve mentioned above in the background art ask
Topic.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of open type direct projection spray head, including
Nozzle housing, filter screen, circlip retaining ring, O-ring, thin spray orifice and big spray orifice, the nozzle housing top curve inner wall are uniformly opened
Equipped with thin spray orifice, the big spray orifice being on same axis with thin spray orifice, the nozzle housing are offered at the top of the nozzle housing
The regular hexagon shell inner wall of lower part is provided with screw thread, and the filter screen is fixedly installed in arc shell base channel in nozzle housing
Interior, the circlip retaining ring is fixedly installed in the groove above regular hexagon shell inner thread, circlip retaining ring upper surface
It is bonded with filtering sieve bottom fixation, the O-ring is elastically mounted to nozzle housing inner wall bottom, and the O-ring is elastically mounted to
The open end of regular hexagon shell inner thread.
Further, the screw thread opened up inside the nozzle housing is M18 × 1.5.
Further, the O-ring is having a size of φ 15 × 1.8.
Further, the nozzle housing is made of the arc shell of upper part and the regular hexagon shell of lower part, and
Circular inner wall is inscribed in regular hexagon shell.
Compared with prior art, the utility model beneficial effect achieved is: uniformly setting at the top of the open type direct projection spray head
It is equipped with thin spray orifice and big spray orifice, secondary-atomizing can be carried out, while eliminating spraying blind area, be internally provided with filter screen and O-ring,
The function of water purification and anti-interface leak is effectively realized, nozzle housing lower part is regular hexagon, is conducive to make structure more
Stablize.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is the whole main view cutting structural schematic diagram of the utility model.
Fig. 2 is the whole present invention looks up structural representation of the utility model.
In figure: 1, nozzle housing；2, filter screen；3, circlip retaining ring；4, O-ring；5, thin spray orifice；6, big spray orifice.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of open type direct projection spray head, including nozzle housing
1, filter screen 2, circlip retaining ring 3, O-ring 4, thin spray orifice 5 and big spray orifice 6,1 top curve inner wall of nozzle housing are uniformly provided with carefully
Spray orifice 5, offers the big spray orifice 6 being on same axis with thin spray orifice 5 at the top of nozzle housing 1, and positive the six of 1 lower part of nozzle housing
Side shape outer casing inner wall is provided with screw thread, and the screw thread opened up inside nozzle housing 1 is M18 × 1.5, and nozzle housing 1 is by upper part
The regular hexagon shell of arc shell and lower part composition, and circular inner wall is inscribed in regular hexagon shell, filter screen 2 is fixedly mounted
In nozzle housing 1 in arc shell base channel, circlip retaining ring 3 is fixedly installed in recessed above regular hexagon shell inner thread
In slot, 3 upper surface of circlip retaining ring is bonded with the fixation of 2 bottom of filter screen, and O-ring 4 is elastically mounted to 1 inner wall bottom of nozzle housing, O
Type circle 4 is elastically mounted to the open end of regular hexagon shell inner thread, and O-ring 4 is having a size of φ 15 × 1.8；The open type direct projection
The shell of spray head lower part is set as regular hexagon, is convenient for stable structure, installation is fixed with water feed apparatus, nozzle housing 1 is logical
The screw thread for crossing lower inner wall is fixedly connected with water feed apparatus, and circlip retaining ring 3 cooperates the groove in the middle part of 1 inner wall of nozzle housing that will filter
Net 2 is fixedly installed in slot, and after spray head water inlet, water carries out water purification by filter screen 2, then increases hydraulic pressure by thin spray orifice 5
Atomization flows through further pressurised atomised when big spray orifice 6, formation secondary-atomizing, and 1 upper arcuate shell of nozzle housing is uniformly arranged
Have big spray orifice 6, can multi-angle non-blind area water spray, water reflux is had in pressurization, 1 inner wall bottom of nozzle housing setting at this time
O-ring 4 can prevent leak, bottle up the water of reflux.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of open type direct projection spray head, including nozzle housing (1), filter screen (2), circlip retaining ring (3), O-ring (4), thin spray orifice
(5) and big spray orifice (6), it is characterised in that: nozzle housing (1) the top curve inner wall is uniformly provided with thin spray orifice (5), described
The big spray orifice (6) being on same axis with thin spray orifice (5), nozzle housing (1) lower part are offered at the top of nozzle housing (1)
Regular hexagon shell inner wall be provided with screw thread, the filter screen (2) is fixedly installed in arc shell bottom in nozzle housing (1)
In slot, the circlip retaining ring (3) is fixedly installed in the groove above regular hexagon shell inner thread, the circlip retaining ring
(3) upper surface is bonded with the fixation of filter screen (2) bottom, and the O-ring (4) is elastically mounted to nozzle housing (1) inner wall bottom, institute
State the open end that O-ring (4) is elastically mounted to regular hexagon shell inner thread.
2. a kind of open type direct projection spray head according to claim 1, it is characterised in that: opened up inside the nozzle housing (1)
Screw thread be M18 × 1.5.
3. a kind of open type direct projection spray head according to claim 1, it is characterised in that: the O-ring (4) having a size of φ 15 ×
1.8。
4. a kind of open type direct projection spray head according to claim 1, it is characterised in that: the nozzle housing (1) is by upper part
Arc shell and lower part regular hexagon shell composition, and regular hexagon shell be inscribed circular inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203149.8U CN209575590U (en) | 2019-02-16 | 2019-02-16 | A kind of open type direct projection spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203149.8U CN209575590U (en) | 2019-02-16 | 2019-02-16 | A kind of open type direct projection spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209575590U true CN209575590U (en) | 2019-11-05 |
Family
ID=68355295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920203149.8U Active CN209575590U (en) | 2019-02-16 | 2019-02-16 | A kind of open type direct projection spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209575590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249658A (en) * | 2020-01-21 | 2020-06-09 | 沈阳航空航天大学 | Low-voltage single-phase water mist spray head |
-
2019
- 2019-02-16 CN CN201920203149.8U patent/CN209575590U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249658A (en) * | 2020-01-21 | 2020-06-09 | 沈阳航空航天大学 | Low-voltage single-phase water mist spray head |
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