CN209034585U - A kind of adjustable flat mouth curtain nozzle - Google Patents
A kind of adjustable flat mouth curtain nozzle Download PDFInfo
- Publication number
- CN209034585U CN209034585U CN201821719518.0U CN201821719518U CN209034585U CN 209034585 U CN209034585 U CN 209034585U CN 201821719518 U CN201821719518 U CN 201821719518U CN 209034585 U CN209034585 U CN 209034585U
- Authority
- CN
- China
- Prior art keywords
- puff prot
- nozzle
- tapered sleeve
- flat mouth
- nozzle body
- 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 - Fee Related
Links
Landscapes
- Nozzles (AREA)
Abstract
The utility model relates to a kind of adjustable flat mouth curtain nozzles, including nozzle body, nozzle locking nut, taper bush, tapered sleeve adjusting nut, tapered sleeve locking nut, it is characterized by: the nozzle body is hollow cylinder structure, outer surface is provided with external thread structure, one end of nozzle body is provided with the flat mouth shape puff prot of slit, the puff prot end is conical by its shape, and the puff prot extension is provided with elastic construction, and the other end of nozzle body is provided with air inlet；The puff prot end is provided with taper bush, is provided with tapered sleeve adjusting nut outside the taper bush, and the tapered sleeve adjusting nut is threadedly coupled with the nozzle body, and tapered sleeve locking nut is arranged by tapered sleeve adjusting nut；Described air inlet one end is provided with nozzle locking nut, has the advantages that structure is simple, puff prot is adjustable, jet uniformity is good and band-like air curtain jeting effect.
Description
Technical field
The present invention relates to curtain nozzle technical fields, especially relate to a kind of adjustable flat mouth curtain nozzle.
Background technique
Nozzle is widely used in the almost all of industrial technical field such as petrochemical industry, machinery, agricultural, weaving, environmental protection, spraying,
Especially in air curtain installation, play an important role.Air curtain is also known as air gate, air curtain etc., its working principle is that passing through sky
The equipment such as gas disposal equipment, ventilation blower, air-line system and air sparger high speed injection air forms one of invisible air " screen
Barrier ".With the development of society, air curtain is widely used in each field in industry, business, civilian, military project, air curtain at present
Technology has started to conduct a research in terms of automobile rain-proof avenges device.Due to curtain nozzle be by it under a variety of different working conditions
Work and design, select be suitble to need nozzle, to reach optimum performance in use.The characteristic of nozzle is mainly reflected in
The shape of nozzle, i.e. gas leave the shape formed when jet hole and its runnability.Reasonable nozzle arrangements make pipeline
Interior gas can obtain at high speed, so that improving air curtain stops sleet efficiency.Existing disclosed nozzle largely uses circular jetting
Mouth, the air curtain of ejection are the cone gradually amplified, and air curtain dispersion is larger, spray air pressure and weaken significantly, are unable to reach air curtain resistance
Keep off the rain the optimum performance of snow.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of structures simply, jet nozzle mouth is adjustable, band
The significant adjustable flat mouth curtain nozzle of shape air curtain jeting effect, can improve jet uniformity, and outlet pressure is stable and air-flow is powerful,
Can be formed stable has certain thickness Fanned ribbon air curtain.
The technical scheme is that a kind of adjustable flat mouth curtain nozzle, including nozzle body, nozzle locking nut, taper
Bushing, tapered sleeve adjusting nut, tapered sleeve locking nut, the nozzle body are hollow cylinder structure, and outer surface is provided with outer spiral shell
Line structure, one end of nozzle body are provided with the flat mouth shape puff prot of slit, and the puff prot end is conical by its shape, the jet
Mouth extension is provided with elastic construction, and the other end of nozzle body is provided with air inlet；The puff prot end is provided with taper lining
Set, the taper bush are provided with tapered sleeve adjusting nut outside, and the tapered sleeve adjusting nut is threadedly coupled with the nozzle body, cone
It covers and tapered sleeve locking nut is set by adjusting nut；Described air inlet one end is provided with nozzle locking nut.
Further embodiment is that the puff prot is made of puff prot short side and puff prot long side, the puff prot long side
Side extends inwardly to form injection angle.
The elastic construction is made of the puff prot long side extension through slot elasticity slit and elastic aperture, and the elasticity is small
Hole is opened up using the injection angle central point as axis.
The nozzle body internal cavity is set as air inlet port regions and changeover portion region, and the air inlet port regions are cylinder
Shape, the changeover portion region are half ellipsoidal surface shape.
There is transition arc between the puff prot short side and puff prot long side, the transition arc radius is 0.2~0.5
㎜。
For the puff prot short side width between 0.2~1.2 ㎜, the injection angle is set as 33 °~38 °.
The cross-sectional area of the air inlet port regions is greater than the cross-sectional area in changeover portion region.
The beneficial effects of the present invention are: in the principle condition for following " the small place's flow velocity in section is big, and section general goal flow velocity is small "
Under, it is gradually reduced by setting cross section for curtain nozzle ontology internal cavity, and inner surface is smooth semiellipse spheric
Shape can reduce the impact during gas sprays to inner nozzle surface, improve the uniformity that gas sprays and spray with gas is increased
Flow velocity；The setting of the flat mouth shape puff prot of slit, which can make to be formed after gas high speed ejection, stable has certain thickness sector belt
Shape air curtain；By puff prot elastic construction and taper bush composite structure, reach puff prot slit width adjustable target, further
Gas spouting velocity is improved, with structure is simple, puff prot is adjustable, jet uniformity is good and band-like air curtain jeting effect is significant
Advantage.
Compared with prior art, curtain nozzle of the invention is had the advantages that
1, high pressure draught is converged through the smooth cavity of nozzle, jet uniformly, airflow uniform distribution, gas consumption can be reduced；
2, the gas that the flat mouth shape puff prot of slit sprays forms certain thickness along puff prot slit short side direction, along jet
A stable fan-shaped air curtain is presented in mouth longitudinal direction；
3, nozzle arrangements are simple, Split assembled connection, easy to manufacture.
Detailed description of the invention
Fig. 1 is schematic cross-sectional view of the invention；
Fig. 2 is the A-A of Fig. 1 to structural schematic diagram；
Fig. 3 is the B of Fig. 1 to structural schematic diagram；
Fig. 4 is the partial structure diagram of the puff prot end of Fig. 1；
Fig. 5 is the I of Fig. 3 to enlarged drawing；
In figure: 1, nozzle body, 2, nozzle locking nut, 3, taper bush, 4, tapered sleeve adjusting nut, 5, tapered sleeve locking screw
Mother, 6, puff prot, 61, puff prot short side, 62, puff prot long side, 63, transition arc, 7, air inlet, 8, elastic slit, 9, bullet
Property aperture, 10, air inlet port regions, 11, changeover portion region, 12, air inlet port regions section, 13, changeover portion region section, α, injection
Angle.
Specific embodiment
It elaborates with reference to the accompanying drawings and examples to the present invention.
The specific embodiment of the invention is: a kind of adjustable flat mouth curtain nozzle, including nozzle body 1, nozzle locking nut 2,
Taper bush 3, tapered sleeve adjusting nut 4, tapered sleeve locking nut 5, the nozzle body 1 are hollow cylinder structure, and outer surface is set
It is equipped with external thread structure, one end of nozzle body 1 is provided with the flat mouth shape puff prot 6 of slit, and 6 end of puff prot is cone shape
Shape, 6 extension of puff prot are provided with elastic construction, and the other end of nozzle body 1 is provided with air inlet 7；6 end of puff prot
Portion is provided with taper bush 3, is provided with tapered sleeve adjusting nut 4 outside the taper bush 3, the tapered sleeve adjusting nut 4 with it is described
Nozzle body 1 is threadedly coupled, and tapered sleeve locking nut 5 is arranged by tapered sleeve adjusting nut 4；Described 7 one end of air inlet is provided with nozzle
Locking nut 2.
Further instruction is that the puff prot 6 is made of puff prot short side 61 and puff prot long side 62, the puff prot
62 side of long side extends inwardly to form injection angle α；61 width of puff prot short side is between 0.2~1.2 ㎜, the injection folder
Angle α is set as 33 °~38 °；There are transition arc 63, the transition arc between the puff prot short side 61 and puff prot long side 62
63 radiuses are 0.2~0.5 ㎜.
The elastic construction is made of the 62 extension through slot elasticity slit 8 of puff prot long side and elastic aperture 9, the bullet
Property aperture 9 is opened up using the injection angle α central point as axis.
1 internal cavity of nozzle body is set as air inlet port regions 10 and changeover portion region 11, the air inlet port regions 10
For cylindrical shape, the changeover portion region 11 is half ellipsoidal surface shape；The cross-sectional area of the air inlet port regions is greater than changeover portion
The cross-sectional area in region, the i.e. area of air inlet port regions section 12 are greater than the area of changeover portion region section 13.
It is described further in conjunction with attached drawing:
In conjunction with attached drawing 1, the adjustable flat mouth curtain nozzle of one kind of the present invention, by nozzle body 1, nozzle locking nut 2,
Taper bush 3, tapered sleeve adjusting nut 4, tapered sleeve locking nut 5 are constituted, and nozzle body 1 is hollow cylinder structure, and outer surface is set
It is equipped with external thread structure, the internal cavity of nozzle body 1 is set as air inlet port regions 10 and 11 two, changeover portion region part, and into
The area of port region section 12 is greater than the area of changeover portion region section 13；7 one end of air inlet of nozzle body 1 is provided with spray
Mouth locking nut 2,6 one end of puff prot of nozzle body 1 are tapered end structure, match taper bush 3 outside, adjust spiral shell by tapered sleeve
The screw connection structure of mother 4 and nozzle body 1, by 3 pressing sleeve of taper bush outside the end tapered of puff prot 6, tapered sleeve adjustment
Tapered sleeve locking nut 5 is set by nut 4.
In conjunction with attached drawing 3, attached drawing 5, the flat mouth shape puff prot 6 of slit is provided on nozzle body 1, puff prot 6 is short by puff prot
Side 61 and puff prot long side 62 are constituted, and have transition arc 63 between puff prot short side 61 and puff prot long side 62；
In conjunction with attached drawing 2, along puff prot long side, 62 side extends inwardly to form injection angle α, i.e., along puff prot long side 62
Width direction, to the internal cavity of nozzle body 1 extension be crossed to form an injection angle α, the injection angle α is set as
33 °~38 °；
In conjunction with attached drawing 2, attached drawing 3, attached drawing 4, attached drawing 5, in order to adjust the flat mouth slit width of puff prot 6, in jet
6 extensions of mouth are provided with elastic construction, and the elastic construction is by 62 extension through slot elasticity slit 8 of puff prot long side and elastic aperture 9
It constitutes, i.e., elastic slit 8 is the through slot narrow slit opened up along the axis extension of puff prot long side 62, and elastic aperture 9 is with institute
The through-hole that injection angle α central point is opened up by axis is stated, the elastic construction has certain elasticity adjustment surplus, Neng Gouman
Requirement that 6 flat mouthfuls of slit widths of sufficient puff prot are adjustable.
After the combined assembly of this programme nozzle, 7 one end of air inlet and air curtain gas inlet pipe road are mating, and are locked by nozzle
2 locking positioning of tight nut, puff prot 6 screw tapered sleeve tune by the structure function with taper bush 3, tapered sleeve adjusting nut 4, adjustment
Whole nut 4 pushes taper bush 3, more than elasticity adjustment possessed by the elastic construction constituted using elastic slit 8 with elastic aperture 9
Amount, reaches the adjustment to 6 flat mouthfuls of slit widths of puff prot, i.e., the smaller gas of acquisition slit sprays effect, and is locked by tapered sleeve
Tight nut 5 is to 4 locking positioning of tapered sleeve adjusting nut.
When this programme nozzle operation, high pressure gas is inputted from air inlet 7, by the air inlet port regions 10 of cylindrical shape through half
The changeover portion region 11 of ellipsoidal shape, is sprayed by 6 high speed of puff prot, and " the small place's flow velocity in section is big, section general goal stream following
Speed it is small " principle under the conditions of, be gradually reduced by setting cross section for 1 internal cavity of nozzle body, and inner surface be it is smooth
Semiellipse spherical shape can reduce impact to inner nozzle surface during gas sprays, improve uniformity that gas sprays with
Increase gas and sprays flow velocity；The setting of the flat mouth shape puff prot 6 of slit, which can make to be formed after gas high speed ejection, stable has one
Determine the Fanned ribbon air curtain of thickness；By the composite structure of puff prot elastic construction and taper bush 3, reach 6 slit of puff prot
Width adjustable target further increases gas spouting velocity, with structure is simple, puff prot is adjustable, jet uniformity is good and band
The significant advantage of shape air curtain jeting effect.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (7)
1. a kind of adjustable flat mouth curtain nozzle, including nozzle body, nozzle locking nut, taper bush, tapered sleeve adjusting nut, cone
Cover locking nut, it is characterised in that: the nozzle body is hollow cylinder structure, and outer surface is provided with external thread structure, is sprayed
One end of mouth ontology is provided with the flat mouth shape puff prot of slit, and the puff prot end is conical by its shape, extended outside the puff prot
It is equipped with elastic construction, the other end of nozzle body is provided with air inlet；The puff prot end is provided with taper bush, the cone
It is provided with tapered sleeve adjusting nut outside shape bushing, the tapered sleeve adjusting nut is threadedly coupled with the nozzle body, and tapered sleeve adjusts spiral shell
Female other setting tapered sleeve locking nut；Described air inlet one end is provided with nozzle locking nut.
2. the adjustable flat mouth curtain nozzle of one kind according to claim 1, it is characterised in that: the puff prot is short by puff prot
Side and puff prot long side are constituted, and extend to form injection angle in the puff prot longitudinal direction.
3. the adjustable flat mouth curtain nozzle of one kind according to claim 2, it is characterised in that: the elastic construction is by the spray
Port long side extension through slot elasticity slit and elastic aperture are constituted, and the elasticity aperture is using the injection angle central point as axis
It opens up.
4. the adjustable flat mouth curtain nozzle of one kind according to claim 1, it is characterised in that: the nozzle body internal cavity is set
Air inlet port regions and changeover portion region are set to, the air inlet port regions are cylindrical shape, and the changeover portion region is half ellipsoidal surface
Shape.
5. the adjustable flat mouth curtain nozzle of one kind according to claim 2, it is characterised in that: the puff prot short side and jet
There is transition arc between mouth long side, the transition arc radius is 0.2~0.5 ㎜.
6. the adjustable flat mouth curtain nozzle of one kind according to claim 2, it is characterised in that: the puff prot short side width is
Between 0.2~1.2 ㎜, the injection angle is set as 33 °~38 °.
7. the adjustable flat mouth curtain nozzle of one kind according to claim 4, it is characterised in that: the section of the air inlet port regions
Area is greater than the cross-sectional area in changeover portion region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821719518.0U CN209034585U (en) | 2018-10-23 | 2018-10-23 | A kind of adjustable flat mouth curtain nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821719518.0U CN209034585U (en) | 2018-10-23 | 2018-10-23 | A kind of adjustable flat mouth curtain nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209034585U true CN209034585U (en) | 2019-06-28 |
Family
ID=67037055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821719518.0U Expired - Fee Related CN209034585U (en) | 2018-10-23 | 2018-10-23 | A kind of adjustable flat mouth curtain nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209034585U (en) |
-
2018
- 2018-10-23 CN CN201821719518.0U patent/CN209034585U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208363008U (en) | Dust-arrest device and dust suppression vehicle with the dust-arrest device | |
| CN105499002B (en) | A kind of spray gun in adjustable spraying face | |
| CN209034585U (en) | A kind of adjustable flat mouth curtain nozzle | |
| CN113374594A (en) | Control mechanism for expansion section of binary spray pipe | |
| CN109631085B (en) | Sweepback arc type pneumatic atomization evaporation type stabilizer | |
| CN107442311B (en) | Embedded gas-assisted spray head | |
| CN105499023B (en) | A kind of lance head of adjustable spray area | |
| CN105665167A (en) | Low-noise atomized mist sprayer | |
| CN205628353U (en) | Day with fog is penetrated in low noise atomizing | |
| CN110786234B (en) | Quantitative pollen spraying fruit tree pollinator | |
| CN206043215U (en) | A kind of anti-waving apparatus of the wind curtain type for boom sprayer | |
| CN109723571A (en) | A kind of venturi offset fluidic vectoring nozzle of trapezoid cross section and aircraft equipped with the vector spray | |
| CN205887242U (en) | Open -type sphere reflection nozzle | |
| CN111085347A (en) | Adjustable flat-mouth air curtain nozzle | |
| CN206444771U (en) | It is a kind of quickly to adjust the two-fluid spray device of spray direction | |
| CN107321521A (en) | A kind of hand-held sprays rifle | |
| CN209753169U (en) | Easily-replaced anti-blocking spray head structure and spray gun | |
| CN209577076U (en) | A kind of low-pressure nozzle | |
| CN206319056U (en) | A kind of coating steel pipe endoporus blow head | |
| CN106677111A (en) | Air barrel and road cleaning device | |
| CN207709252U (en) | A kind of hand-held sprays rifle | |
| CN206734272U (en) | A kind of steam gun | |
| CN209303064U (en) | A kind of circular pipe air painter | |
| CN204746664U (en) | Energy -saving environmental protection paint spray gun | |
| CN107950355A (en) | A kind of flusher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191113 Address after: No.5, 10 / F, unit 1, building 2, high tech Industrial R & D and production base, West China (Guiyang), No.28, Yangguan Avenue, national high tech Industrial Development Zone, Guiyang City, Guizhou Province, 550081 Patentee after: Guiyang zero one Technology Co., Ltd Address before: 550081 West R&D Base, 28 Yangguan Avenue, Guiyang High-tech Zone, Guanshan Lake District, Guiyang City, Guizhou Province, 2-10-4 Patentee before: Wang Hao |
|
| 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: 20190628 Termination date: 20201023 |