CN220294955U - Spray head for atomizing liquid - Google Patents
Spray head for atomizing liquid Download PDFInfo
- Publication number
- CN220294955U CN220294955U CN202321531927.9U CN202321531927U CN220294955U CN 220294955 U CN220294955 U CN 220294955U CN 202321531927 U CN202321531927 U CN 202321531927U CN 220294955 U CN220294955 U CN 220294955U
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- China
- Prior art keywords
- spray head
- liquid
- gas
- mixing chamber
- atomizing
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- 239000007788 liquid Substances 0.000 title claims abstract description 97
- 239000007921 spray Substances 0.000 title claims abstract description 68
- 238000007789 sealing Methods 0.000 claims description 5
- 238000000889 atomisation Methods 0.000 abstract description 7
- 238000005507 spraying Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 102220042174 rs141655687 Human genes 0.000 description 1
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- Nozzles (AREA)
Abstract
The utility model discloses a spray head for atomizing liquid, which comprises: the spray head comprises a spray head body, wherein one side of the top of the spray head body is provided with an opening, a gas-liquid mixing chamber, an external mounting hole and a liquid inlet of the gas-liquid mixing chamber are sequentially formed in the bottom of the spray head body from outside to inside along the liquid inlet direction at the center of the bottom surface of the spray head body, the aperture of the liquid inlet is smaller than that of the external mounting hole, at least three oblique air inlets communicated with the gas-liquid mixing chamber are uniformly formed in the bottom of the spray head body along the circumferential direction by taking the axial lead of the external mounting hole as the center, the projection of the axial lead of the oblique air inlets on the cross section of the gas-liquid mixing chamber deviates from the axial lead of the gas-liquid mixing chamber, and the projection of the tangent line of the gas-liquid mixing chamber at the intersection point of the axial lead of the oblique air inlets and the gas-liquid mixing chamber and the cross section of the gas-liquid mixing chamber form a rotary spraying angle. The spray head is suitable for the air atomization occasion.
Description
Technical Field
The utility model relates to a spray head, in particular to a spray head for atomizing liquid.
Background
At present, a spray head (abbreviated as an atomization spray head) for atomizing liquid has a problem that compressed air enters a gas-liquid mixing chamber from the side wall of a spray head body perpendicular to the liquid inlet direction, and the atomization effect on the liquid entering the gas-liquid mixing chamber is poor.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: a spray head for atomizing liquid is provided, which can enable compressed gas to enter a gas-liquid mixing chamber obliquely relative to the liquid inlet direction.
In order to solve the technical problems, the utility model adopts the following technical scheme: a spray head for atomizing a liquid, comprising: the spray head comprises a spray head body, wherein a cylindrical gas-liquid mixing chamber which is open towards one side of the top is arranged in the spray head body, an external mounting hole and a liquid inlet hole which is connected with the external mounting hole and the gas-liquid mixing chamber are sequentially formed in the center of the bottom surface of the spray head body from outside to inside along the liquid inlet direction, the aperture of the liquid inlet hole is smaller than that of the external mounting hole, at least three oblique air inlets which are communicated with the gas-liquid mixing chamber are uniformly formed in the bottom of the spray head body in a spherical shape along the circumferential direction by taking the axial lead of the external mounting hole as the center, the projection of the axial lead of the oblique air inlets on the cross section of the gas-liquid mixing chamber deviates from the axial lead of the gas-liquid mixing chamber, and the projection of the tangential line of the gas-liquid mixing chamber at the intersection point of the axial lead of the oblique air inlets and the gas-liquid mixing chamber on the cross section of the gas-liquid mixing chamber forms a rotary spray angle.
As a preferable scheme, in the spray head for atomizing liquid, a liquid inlet buffer hole is further arranged at the bottom of the spray head body between the external mounting hole and the liquid inlet hole, and the diameter of the liquid inlet buffer hole is larger than that of the liquid inlet hole.
In one preferred embodiment, in the spray head for atomizing liquid, the gas-liquid mixing chamber has a stepped structure, and includes: the diameter of the inner side cylindrical section is smaller than that of the outer side cylindrical section.
In one preferable mode, in the spray head for atomizing liquid, the rotary spraying angles of the inclined air inlets are equal.
In one preferred embodiment, in the spray head for atomizing a liquid, the spin spray angle is not less than 0 ° and not more than 65 °.
In one preferable scheme, in the spray head for atomizing liquid, six oblique air inlets are uniformly arranged at the bottom of the spray head body along the circumferential direction by taking the axial lead of the external mounting hole as the center.
In one preferred embodiment, in the spray head for atomizing a liquid, the spray head body is further provided with an annular sealing groove.
In one preferable mode, in the spray head for atomizing liquid, the external mounting hole is a threaded hole.
The beneficial effects of the utility model are as follows: according to the utility model, the bottom of the spray head body is provided with the inclined air inlet hole, so that compressed air obliquely enters the gas-liquid mixing chamber to fully atomize liquid entering the gas-liquid mixing chamber from the liquid inlet hole, and the atomization effect is greatly improved. Actual detection proves that the atomization particle size distribution result of the spray head is D90=0.935 mu m, namely the particle ratio of the atomization particle size smaller than 1 mu m is larger than 90%, which is far higher than the prior art in the market.
Drawings
Fig. 1 is a schematic view of a spray head for atomizing a liquid according to the present utility model.
FIG. 2 is a schematic cross-sectional view of A-A in FIG. 1.
Fig. 3 is a left-hand structural schematic diagram of fig. 1.
The reference numerals in fig. 1 to 3 are: 1. the spray head comprises a spray head body, wherein the spray head body comprises a spray head body 10, a bottom part, a spray head body 101, an external mounting threaded hole, a spray head body 102, a liquid inlet buffer hole 103, a liquid inlet hole 100, a spray head top part 108, an annular sealing groove 11, a gas-liquid mixing chamber 111, an inner cylindrical section 112, an outer cylindrical section 12, an oblique air inlet hole 13, an axial lead 14, an axial lead 141, a projection 15 and a tangential line.
Detailed Description
The following describes in detail a specific embodiment of a spray head for atomizing a liquid according to the present utility model with reference to the accompanying drawings:
as shown in fig. 1, 2 and 3, a spray head for atomizing a liquid according to the present utility model has a structure including: the shower nozzle body 1 is provided with in the shower nozzle body 1 towards its top 100 one side open, cylindrical gas-liquid mixing room 11, and this gas-liquid mixing room 11 is the ladder structure, and its structure includes: an inner cylindrical section 111 and an outer cylindrical section 112 open outward, the diameter of the inner cylindrical section 111 being smaller than the diameter of the outer cylindrical section 112; the bottom 10 of the spray head body 1 is provided with an external mounting threaded hole 101 (used for mounting a spray pipe, which belongs to the conventional technology in the field and is not described in the expansion any more here) along the liquid inlet direction from outside to inside in the center of the bottom surface of the spray head body 1, a liquid inlet buffer hole 102 and a liquid inlet hole 103, the corresponding ends of the liquid inlet hole 103 are connected with an inner cylindrical section 111 of the gas-liquid mixing chamber 11, wherein the diameter of the liquid inlet hole 103 is smaller than that of the liquid inlet buffer hole 102, the diameter of the liquid inlet buffer hole 102 is smaller than that of the external mounting threaded hole 101, the bottom 10 of the spray head body 1 is spherical, six oblique air inlet holes 12 which have completely same structures and are communicated with the bottom wall and the side wall corners of the bottom of the gas-liquid mixing chamber 11 are uniformly arranged along the circumferential direction by taking the axial lead of the external mounting threaded hole 101 (namely the axial lead of the liquid inlet hole 103) as the center, the projection 141 of the axial lead 14 of the inclined air inlet hole 12 on the cross section of the gas-liquid mixing chamber 11 deviates from the axial center of the gas-liquid mixing chamber 11, and the tangential line 15 of the gas-liquid mixing chamber 11 at the intersection point of the axial lead 14 of the inclined air inlet hole 12 and the gas-liquid mixing chamber 11 forms a rotary spraying angle theta with the projection 141 of the axial lead 14 of the inclined air inlet hole 12 on the cross section of the gas-liquid mixing chamber 11 at the intersection point of the axial lead of the inclined air inlet hole 12 and the gas-liquid mixing chamber 11, wherein the rotary spraying angle theta is controlled to be between 0 and 65 degrees (including the number).
In practical application, the nozzle body 1 is further provided with an annular sealing groove 108 on the top 100 for installing a sealing ring.
In actual use, compressed air obliquely enters the gas-liquid mixing chamber 11 through the oblique air inlet hole 12 to fully atomize the liquid entering the gas-liquid mixing chamber 11 through the liquid inlet hole 103, so that the atomization effect is greatly improved.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but rather the equivalent variations and modifications in shape, construction, characteristics and spirit according to the scope of the claims should be construed to be included in the scope of the claims.
Claims (8)
1. A spray head for atomizing a liquid, comprising: the spray head comprises a spray head body, wherein a cylindrical gas-liquid mixing chamber which is open towards one side of the top is arranged in the spray head body, an external mounting hole and a liquid inlet hole which is connected with the external mounting hole and the gas-liquid mixing chamber are sequentially formed in the bottom of the spray head body from outside to inside along the liquid inlet direction at the center of the bottom surface of the spray head body, and the aperture of the liquid inlet hole is smaller than that of the external mounting hole.
2. The spray head for atomizing liquid according to claim 1, wherein a liquid inlet buffer hole is further arranged at the bottom of the spray head body between the external mounting hole and the liquid inlet hole, and the diameter of the liquid inlet buffer hole is larger than that of the liquid inlet hole.
3. The spray head for atomizing a liquid according to claim 1, wherein the gas-liquid mixing chamber has a stepped structure, comprising: the diameter of the inner side cylindrical section is smaller than that of the outer side cylindrical section.
4. A spray head for atomizing a liquid according to claim 1, wherein the oblique air inlet holes are all equal in the angle of swirl spray.
5. The spray head for atomizing a liquid according to claim 4, wherein the spin spray angle is not less than 0 ° and not more than 65 °.
6. The spray head for atomizing a liquid according to claim 1, wherein six oblique air inlet holes are uniformly formed in the bottom of the spray head body in the circumferential direction with the axis of the external mounting hole as a center.
7. A spray head for atomizing a liquid according to claim 1, wherein the spray head body is further provided with an annular sealing groove.
8. A spray head for atomizing a liquid according to any one of claims 1 to 7, wherein the external mounting hole is a threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321531927.9U CN220294955U (en) | 2023-06-15 | 2023-06-15 | Spray head for atomizing liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321531927.9U CN220294955U (en) | 2023-06-15 | 2023-06-15 | Spray head for atomizing liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220294955U true CN220294955U (en) | 2024-01-05 |
Family
ID=89349369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321531927.9U Active CN220294955U (en) | 2023-06-15 | 2023-06-15 | Spray head for atomizing liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220294955U (en) |
-
2023
- 2023-06-15 CN CN202321531927.9U patent/CN220294955U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |