CN219985080U - Venturi spiral spray head - Google Patents
Venturi spiral spray head Download PDFInfo
- Publication number
- CN219985080U CN219985080U CN202321426314.9U CN202321426314U CN219985080U CN 219985080 U CN219985080 U CN 219985080U CN 202321426314 U CN202321426314 U CN 202321426314U CN 219985080 U CN219985080 U CN 219985080U
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- CN
- China
- Prior art keywords
- venturi
- liquid inlet
- head according
- inlet part
- screw head
- Prior art date
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- 239000007921 spray Substances 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 230000008602 contraction Effects 0.000 claims abstract description 12
- 238000009792 diffusion process Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 abstract description 22
- 238000000889 atomisation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005507 spraying Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000012387 aerosolization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses a Venturi spiral spray head, which mainly comprises a liquid inlet part and a spray pipe, wherein the spray pipe is gradually contracted into a spiral shape along the spraying direction, the inner wall of the liquid inlet part is provided with a pressure regulating part, the pressure regulating part comprises a contraction section and a venturi tube, when the sprayed fluid enters the contraction section, the flow speed rises due to the increase of the interception area, and the whole surge flow is subjected to the contraction process in the same time, so that the pressure is reduced at the same time to generate pressure difference, and the pressure difference provides external suction force for the fluid; because the flow speed is increased, the air atomization effect is improved, and the air atomization coverage range is enlarged.
Description
Technical Field
The utility model belongs to the technical field of spray heads, and particularly relates to a venturi spiral spray head.
Background
In the industries of spraying, chemical industry and the like, the spiral spray head is widely applied to the air atomization engineering of the fluid, and the air atomization effect of the fluid is indistinguishable from factors such as the pipe diameter of a spray pipe, the flow speed of the fluid and the like; the traditional spiral spray head comprises a liquid inlet part and a spiral spray pipe, wherein the liquid inlet part and the spray pipe are integrally formed, the pipe diameter of the spray pipe is gradually reduced along the spray direction, when the spiral spray head is used, fluid rapidly flows out to impact the spiral spray pipe, and the fluid is dispersed and atomized through impact.
However, since the output force of the fluid is completely dependent on the output force of the pump, the output force of the fluid transmitted through the pipeline is extremely limited, the coverage required by engineering cannot be achieved, the aerosolization effect is poor, and the fluid is wasted.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the Venturi spiral nozzle with good atomization effect, large coverage space and throttling.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a venturi helix spray head comprising: the liquid inlet part is connected with the pipeline system, and the spray pipe is used for materializing the spray fluid and gradually reduces into a spiral shape along the spray direction; wherein, be equipped with pressure regulating portion on the inner wall of feed liquor portion, pressure regulating portion includes constriction section and choke.
Further, the front end of the contraction section is provided with an air hole, compressed air enters the pipe through the air hole and is mixed with fluid and then is sprayed out, vacuum degree is generated at the rear part of the throat pipe, and adsorption force is generated on the fluid.
Further, the pressure regulating part further comprises a diffusion section, and the diffusion section is arranged at the tail end of the throat pipe.
Further, the pressure regulating part and the diffusion section are integrally connected with the liquid inlet part.
Further, the contraction section and the diffusion section are in conical structures.
Further, the throat is of a columnar structure.
Further, the ratio of the diameter of the throat pipe to the diameter of the liquid inlet part is 0.4-0.55/1.
Further, the front end of the liquid inlet part is provided with a buckle, so that the Venturi spiral spray head is movably connected with the pipeline system, and the spiral spray head is convenient to maintain and replace.
Further, the outer surface of the liquid inlet part is provided with threads, so that the Venturi spiral nozzle is movably connected with the pipeline system, and the spiral nozzle is convenient to maintain and replace.
Further, the liquid inlet part is a flange plate, so that the Venturi spiral spray head is movably connected with the pipeline system, and the spiral spray head is convenient to maintain and replace.
Compared with the prior art, the utility model has the beneficial effects that:
when the jet fluid enters the contraction section, the flow speed rises due to the increase of the interception area, and the whole surge flow is subjected to the contraction process at the same time, so that the pressure is reduced at the same time to generate a pressure difference, and the pressure difference provides an external suction force for the fluid; because the flow speed is increased, the air atomization effect is improved, and the air atomization coverage range is enlarged.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a second embodiment of the present utility model.
Fig. 3 is a schematic diagram of a third structure of an embodiment of the present utility model.
In the figure: 1 liquid inlet part, 2 spray pipes, 3 pressure regulating parts, 4 contraction sections, 5 throats, 6 threads, 7 air holes, 8 diffusion sections, 9 buckles and 10 flanges.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1
Referring to fig. 1, a venturi spiral nozzle comprises a liquid inlet part 1, a spray pipe 2 and a pressure regulating part 3, wherein threads 6 are arranged on the outer surface of the liquid inlet part 1 and are movably connected with a pipeline system, the pressure regulating part 3 is used for regulating the flow rate of spray fluid, the spray pipe 2 is used for spraying the fluid, and the fluid is atomized; the pressure regulating portion 3 comprises a contraction section 4 and a throat 5, and the pressure regulating portion and the liquid inlet portion 1 are integrally formed, so that the venturi spiral spray head is better in integrity, no preferential corrosion part exists, and the service life of the spiral spray head can be effectively prolonged.
Specifically, in this embodiment, the flow rate of the injected fluid increases due to the increase in the shut-off area when it enters the constriction 4, and the entire surge flow undergoes the constriction at the same time, so that the pressure also decreases at the same time to create a pressure difference that provides an external suction force to the fluid; because the flow speed is increased, the air atomization effect is improved, and the air atomization coverage range is enlarged.
Example 2
Referring to fig. 2, the main difference from embodiment 1 is that: an air hole 7 is arranged at the inlet of the contraction section 4, a diffusion section 8 is arranged at the tail end of the throat pipe 5, compressed air enters the air hole 7 and is mixed with fluid and then is sprayed out, a vacuum degree is generated in the inlet of the diffusion section 8, and the adsorption force on the fluid is generated, so that the flow speed is increased; the front end of the liquid inlet part 1 is provided with the buckle 9, so that the detachable connection between the spiral spray head and the pipeline system can be realized, and the venturi spiral spray head is convenient to maintain and replace.
Example 3
Referring to fig. 3, the main difference from embodiment 1 is that: the liquid inlet part 1 is a flange plate 10, so that detachable connection between the spiral spray head and a pipeline system can be realized, and the venturi spiral spray head is convenient to maintain and replace.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The venturi spiral spray head mainly comprises a liquid inlet part and a spray pipe, wherein the spray pipe is gradually contracted into a spiral shape along the spray direction.
2. A venturi screw head according to claim 1, wherein: the front end of the contraction section is provided with an air hole.
3. A venturi screw head according to claim 1, wherein: the pressure regulating part also comprises a diffusion section which is arranged at the tail end of the throat pipe.
4. A venturi screw head according to claim 3, wherein: the pressure regulating part is integrally connected with the liquid inlet part.
5. A venturi screw head according to claim 4, wherein: the contraction section and the diffusion section are in conical structures.
6. A venturi screw head according to claim 1, wherein: the throat is of a columnar structure.
7. A venturi screw head according to claim 1, wherein: the ratio of the diameter of the throat pipe to the diameter of the liquid inlet part is 0.4-0.55/1.
8. A venturi screw head according to claim 1, wherein: the front end of the liquid inlet part is provided with a buckle.
9. A venturi screw head according to claim 1, wherein: the outer surface of the liquid part is provided with threads.
10. A venturi screw head according to claim 1, wherein: the liquid inlet part is a flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321426314.9U CN219985080U (en) | 2023-06-06 | 2023-06-06 | Venturi spiral spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321426314.9U CN219985080U (en) | 2023-06-06 | 2023-06-06 | Venturi spiral spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219985080U true CN219985080U (en) | 2023-11-10 |
Family
ID=88611440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321426314.9U Active CN219985080U (en) | 2023-06-06 | 2023-06-06 | Venturi spiral spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219985080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433335A (en) * | 2023-12-21 | 2024-01-23 | 福建省江南冷却科技有限公司 | Disturbance wave flow cooling heat exchange equipment |
-
2023
- 2023-06-06 CN CN202321426314.9U patent/CN219985080U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433335A (en) * | 2023-12-21 | 2024-01-23 | 福建省江南冷却科技有限公司 | Disturbance wave flow cooling heat exchange equipment |
| CN117433335B (en) * | 2023-12-21 | 2024-03-05 | 福建省江南冷却科技有限公司 | Disturbance wave flow cooling heat exchange equipment |
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