CN220452295U - Air outlet structure and pipeline fan - Google Patents
Air outlet structure and pipeline fan Download PDFInfo
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- CN220452295U CN220452295U CN202320061397.XU CN202320061397U CN220452295U CN 220452295 U CN220452295 U CN 220452295U CN 202320061397 U CN202320061397 U CN 202320061397U CN 220452295 U CN220452295 U CN 220452295U
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 27
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 238000009423 ventilation Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 12
- 230000005855 radiation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses an air outlet structure and a pipeline fan, which comprises an air guide outer cover and a first air guide inner cover, wherein the inner peripheral wall of the air guide outer cover is conical, the first air guide inner cover is of a cover structure, the first air guide inner cover is coaxially arranged in the air guide outer cover, a first air guide channel is formed between the inner peripheral wall of the air guide outer cover and the first air guide inner cover, the first air guide inner cover is in a blunt conical shape close to the air outlet end of the first air guide channel, a plurality of first air guide plates extending along the air direction are annularly arranged at intervals in the first air guide channel, and the first air guide plates are connected between the air guide outer cover and the first air guide inner cover. By utilizing the wall-approaching effect of the air, the air extruded by the fan blades is attached to the surface of the first air guide inner cover of the air outlet structure body, and flows to the air outlet side along the first air guide inner cover in a concentrated manner, so that the resistance of the air outlet can be reduced better, the air flow is output more easily, and the air flow is smoother.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to an air outlet structure and a pipeline fan.
Background
The fan is widely applied in daily life, the main improvement purpose of the fan is low noise and high air output, and the air flow of the air outlet structure of the traditional pipeline fan is directly discharged along the outlet of the pipeline, so that the flow of the air is unsmooth, and the generated turbulent flow is large, so that the air output is influenced.
Disclosure of Invention
The utility model aims to provide an air outlet structure and a pipeline fan, which are used for solving one or more technical problems in the prior art and at least providing a beneficial selection or creation condition.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an air outlet structure which comprises an air guide outer cover and a first air guide inner cover, wherein the inner peripheral wall of the air guide outer cover is conical, the first air guide inner cover is of a cover structure, the first air guide inner cover is coaxially arranged in the air guide outer cover, a first air guide channel is formed between the inner peripheral wall of the air guide outer cover and the first air guide inner cover, the first air guide inner cover is in a blunt conical shape near the air outlet end of the first air guide channel, a plurality of first air guide plates extending along the air direction are annularly arranged at intervals of the first air guide channel, and the first air guide plates are connected between the air guide outer cover and the first air guide inner cover.
The beneficial effects of the utility model are as follows:
when the air guide device is used, air flows out along the first channel, as the inner peripheral wall of the air guide outer cover is conical, the diameter of the air guide outer cover is gradually reduced from left to right, the effect of compressed air is achieved, the diameter of the first air guide inner cover is also gradually reduced from left to right, the wall effect of air is utilized, the air extruded by the fan blades is attached to the surface of the first air guide inner cover of the air outlet structure body, the air flows to the air outlet side along the concentrated direction of the first air guide inner cover, the resistance of the air outlet can be better reduced, the air flow is easier to output, and the air flow is smoother.
As a further improvement of the technical scheme, the air outlet end of the first air deflector is concaved towards the air inlet end of the first air guide channel, so that air can conveniently attach to the surface of the first air guide inner cover to flow to the air inlet in a concentrated manner.
As the further improvement of above-mentioned technical scheme, the outer peripheral wall of first wind-guiding inner cover is the circular arc transition, and the gaseous laminating of being convenient for, the air current is more smooth and easy.
As the further improvement of above-mentioned technical scheme, air outlet structure still includes and is tubular wind-guiding shell, second wind-guiding inner cover, the second wind-guiding inner cover is annular, the wind-guiding outer cover with the second wind-guiding inner cover all coaxial set up in the wind-guiding shell, form the second wind-guiding passageway between the inner peripheral wall of wind-guiding shell and the second wind-guiding inner cover, the second wind-guiding inner cover set up in the air inlet end of first wind-guiding passageway, second wind-guiding passageway annular interval has a plurality of spiral to extend the second aviation baffle that sets up, the second aviation baffle connect in between wind-guiding shell and the second wind-guiding inner cover, the second aviation baffle with first aviation baffle one-to-one is connected and is set up.
The outflow channel of the air outlet structure is longer, so that the inclined flow gas extruded by the fan blade can be corrected, and the generation of internal turbulence is reduced.
As a further improvement of the technical scheme, the second air guide inner cover is clamped at the air inlet end of the first air guide inner cover, so that the installation is more convenient.
The utility model also provides a pipeline fan, which comprises any one of the air outlet structure, an air pipe and a power air group, wherein the air pipe is provided with a ventilation channel, the power air group is arranged in the ventilation channel, and the air outlet structure is arranged at the outlet end of the ventilation channel. Pipeline fan is a gas of (2) the outflow is smoother. The power wind group is arranged in the ventilation channel, the structure is more compact, and the internal air flow is helpful for heat dissipation of the power wind group.
As a further improvement of the technical scheme, two wind hoods are detachably arranged at two ends of the wind pipe, so that the wind pipe is convenient to install and maintain.
As a further improvement of the technical scheme, the fan cover is rotationally clamped at the two ends of the air pipe, so that the fixing is firmer.
As a further improvement of the above technical solution, the power wind group includes a motor, and the motor is installed in the second wind guiding inner cover. The installation space is saved, and the structure is more compact.
As the further improvement of above-mentioned technical scheme, the inner peripheral wall of second wind-guiding inner cover is annular interval and is provided with a plurality of heat radiation structure, the periphery wall of motor with heat radiation structure butt plays the effect of fixed motor, and the motor forms the arc interval with the inner peripheral wall of second wind-guiding inner cover simultaneously, can play the radiating effect betterly.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic view of a piping blower according to an embodiment of the present utility model, wherein two arrows respectively indicate left and right directions;
FIG. 2 is a schematic diagram of an exploded structure of an embodiment of a duct fan according to the present utility model, wherein two arrows respectively indicate left and right directions;
FIG. 3 is a cross-sectional view of an embodiment of a duct fan according to the present utility model, wherein the two arrows respectively indicate left and right directions;
FIG. 4 is a schematic view of a partial structure of an embodiment of a duct fan according to the present utility model, wherein two arrows respectively indicate left and right directions;
fig. 5 is an enlarged view of a in fig. 2;
FIG. 6 is a left side view of FIG. 4;
FIG. 7 is a right side view of FIG. 4;
fig. 8 is a schematic partial structure of an embodiment of a duct fan according to the present utility model.
Reference numerals:
the wind guide housing 100, the first wind guide plate 120, the first wind guide inner cover 200, the wind guide housing 300, the second wind guide inner cover 400, the second wind guide plate 420, the wind cover 500, the motor 600, the heat radiation structure 700, the wind wheel 800 and the power PC board 900.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
In order to further reduce airflow discharge and reduce turbulence, referring to fig. 1 to 8, the present utility model provides an air outlet structure and a duct fan, and the following embodiments are provided:
in this embodiment, referring to fig. 2, 3, 7 and 8, an air outlet structure includes an air guiding outer cover 100 and a first air guiding inner cover 200, the first air guiding inner cover 200 has an axis extending from left to right, the air flows from left to right, the air extends from left to right, the inner peripheral wall of the air guiding outer cover 100 is tapered, the diameter of the inside of the air guiding outer cover 100 gradually decreases from left to right, the first air guiding inner cover 200 is a cover structure, the first air guiding inner cover 200 is coaxially arranged in the air guiding outer cover 100, a first air guiding channel is formed between the inner peripheral wall of the air guiding outer cover 100 and the first air guiding inner cover 200, the first air guiding inner cover 200 is in a blunt taper shape near the air outlet end of the first air guiding channel, that is, the right end of the first air guiding inner cover 200 is in a blunt taper shape, the diameter of the first air guiding inner cover 200 also gradually decreases from left to right, a plurality of first air guiding plates 120 extending along the air direction are annularly spaced, the first air guiding plates 120 are connected between the first air guiding outer cover 100 and the first air guiding inner cover 200, the first air guiding inner cover 200 and the first air guiding inner cover 120 are integrally formed.
When the air guide device is used, air flows out along the first channel, the inner peripheral wall of the air guide outer cover 100 is conical, the diameter of the air guide outer cover is gradually reduced from left to right, the effect of compressed air is achieved, the diameter of the first air guide inner cover 200 is also gradually reduced from left to right, the wall effect of air is utilized, the air extruded by the fan blades is attached to the surface of the first air guide inner cover 200 of the air outlet structure body, and flows to the air outlet side along the concentrated direction of the first air guide inner cover 200, so that the resistance of the air outlet can be better reduced, the air flow is easier to output, and the air flow is smoother.
Further, the air outlet end of the first air deflector 120 is concave towards the air inlet end of the first air guiding channel, that is, the air outlet end of the first air deflector 120 is concave towards the left side, so that the air is convenient to attach to the surface of the first air guiding inner cover 200 and flow to the air inlet in a concentrated manner. And further, the outer peripheral wall of the first wind guiding inner cover 200 is in arc transition, so that the air is convenient to attach, and the air flow is smoother.
Further, the air outlet structure further includes a tubular air guiding housing 300 and a second air guiding inner cover 400, the air guiding housing 300 may be an air duct of a pipeline fan, or may be an air guiding housing 300 alone, and a person skilled in the art makes a transformation according to a specific practical situation, in this embodiment, the air guiding housing 300 may be an air duct of a pipeline fan. The second wind-guiding inner cover 400 is annular, the wind-guiding outer cover 100 and the second wind-guiding inner cover 400 are coaxially arranged in the wind-guiding outer cover 300, a second wind-guiding channel is formed between the inner peripheral wall of the wind-guiding outer cover 300 and the second wind-guiding inner cover 400, the second wind-guiding inner cover 400 is arranged at the wind inlet end of the first wind-guiding channel, namely, the second wind-guiding inner cover 400 is arranged at the left side of the first wind-guiding inner cover 200, a plurality of second wind-guiding plates 420 which are spirally arranged at annular intervals of the second wind-guiding channel are arranged, the second wind-guiding plates 420 are connected between the wind-guiding outer cover 300 and the second wind-guiding inner cover 400, spiral channels are formed between two adjacent second wind-guiding plates 420, wind directions are led to be spirally wind-out along the spiral channels between the adjacent second wind-guiding plates 420, the second wind-guiding plates 420 are correspondingly connected with the first wind-guiding plates 120, the spiral wind-out wind flows into the first wind-guiding channels one by one, and the gas extruded by the fan blades flow out of the fan blades along the surface of the first wind-guiding inner cover 200. The second air guide inner cover 400 and the second air guide plate 420 are arranged, so that the outflow channel of the air outlet structure is longer, the inclined flow gas extruded by the fan blades can be corrected, and the internal turbulence is reduced.
Further, referring to fig. 3, the second inner wind guiding cover 400 is clamped to the air inlet end of the first inner wind guiding cover 200, so that the installation is more convenient and the connection is more firm. Specifically, the right end of the second wind guiding inner cover 400 is provided with a first clamping step, the left end of the first wind guiding inner cover 200 is provided with a second clamping step, and the first clamping step and the second clamping step are mutually clamped. In other embodiments, the air guiding outer case 300, the second air guiding inner cover 400, and the plurality of second air guiding plates 420 are integrally provided.
Referring to fig. 1, fig. 2, and fig. 3, the present utility model further provides an embodiment of a duct fan, including an air outlet structure, an air duct, and a power air group, where in this embodiment, the air guiding housing 300 is a section of the air duct, the air duct has a ventilation channel extending from left to right, the power air group is installed in the ventilation channel, the power air group includes a motor 600, a wind wheel 800, and a power PC board 900, the air outlet structure is installed at an outlet end of the ventilation channel, and the wind wheel 800, the motor 600, and the power PC board 900 are sequentially installed in the air duct from left to right. Because the pipeline fan is provided with the air outlet structure, the resistance of the air at the air outlet is small, and the air outflow is smoother. In addition, the power wind group is arranged in the ventilation channel, the structure is more compact, the installation space is saved, and the internal air flow is helpful for heat dissipation of the power wind group. In particular, the power PC board 900 is mounted within the ventilation channel to facilitate the heat dissipation of the power PC board.
Referring to fig. 2 and 4, it can be seen that the side wall of the air duct is further provided with a mounting base, which is convenient for mounting components inside the air duct, including a motor 600, a wind wheel 800, a power PC board 900, and an air outlet structure. The reason for this is that the cross section of the air duct is mostly cylindrical, but in other embodiments, the cross section of the air duct may also have other shapes such as rectangular, triangular, oval, etc. When the cross section of tuber pipe personally submits cylindricly, when these structures of installation motor 600, wind wheel 800, power PC board 900, air outlet structure, the tuber pipe can take place to roll, and the installation is inconvenient, consequently sets up the installation base, and when the installation, the tuber pipe can not take place to roll, consequently more convenient installer installs.
Further, two wind hoods 500 are detachably arranged at two ends of the wind pipe, so that the wind pipe is convenient to install and maintain. Referring to fig. 5, the fan housing 500 is rotatably clamped at two ends of the air duct, so that the fixing is more firm. The fan housing 500 is provided with a first fastening step, the air pipe is provided with a groove, and the first fastening step and the groove are mutually fastened. The fan cover 500 realizes the fastening function in a fastening and screw fixing mode, and when the fan cover 500 is installed, the first fastening step of the fan cover 500 is aligned to the groove of the air pipe; step 2, rotating the air inlet 22 degrees clockwise, and fastening the fan housing 500 and the air pipe with each other; and 3, locking screws at the bottom of the air port, and thus, the installation work of the fan housing 500 and the air pipe can be completed.
Further, the power wind group comprises a motor 600, the motor 600 is arranged in the second wind guiding inner cover 400, the installation space is saved, the structure is more compact, the inner space of the wind pipe is fully utilized, and the structural design is reasonable. The installation of the motor 600 is not affected, the outflow channel of the air outlet structure can be prolonged, the inclined flow gas extruded by the fan blades can be corrected, and the internal turbulence is reduced.
Further, the inner peripheral wall of the second wind guiding inner cover 400 is provided with four heat dissipation structures 700 at annular intervals, and the outer peripheral wall of the motor 600 is abutted to the heat dissipation structures 700, so as to fix the motor. The number and structure of the heat dissipation structure 700 are not particularly limited in the present utility model, and those skilled in the art can vary according to actual situations. The heat dissipation structure 700 may be an arc-shaped protrusion, which may not directly adhere the outer peripheral wall of the motor 600 to the inner peripheral wall of the second wind guiding inner cover 400, and may perform a heat dissipation function.
Specifically, the heat dissipation structure 700 includes an arc heat dissipation wall extending from left to right, and a heat dissipation gap is formed between the arc heat dissipation wall and the inner peripheral wall of the second wind guiding inner cover 400, and meanwhile, the motor 600 and the inner peripheral wall of the second wind guiding inner cover 400 form four arc intervals, so that a better heat dissipation effect can be achieved. The heat dissipation structure 700 is further provided with a screw hole extending from left to right, so as to further fix the first inner wind guiding cover 200 to the right end of the second inner wind guiding cover 400. Correspondingly, the inner peripheral walls of the arc-shaped heat dissipation wall and the second wind guide inner cover 400 are provided with reinforcing ribs, and the reinforcing ribs correspond to the connecting screw holes, so that the structural strength is improved. In addition, the heat dissipation gap is formed, so that the weight of the structure is reduced, and the production cost is saved. In other embodiments, the heat dissipation structure 700 may also be an arc-shaped protrusion.
While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the examples, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. The utility model provides an air outlet structure, its characterized in that includes wind-guiding dustcoat (100), first wind-guiding inner cover (200), the inner peripheral wall of wind-guiding dustcoat (100) is the toper, first wind-guiding inner cover (200) are shroud structure, first wind-guiding inner cover (200) coaxial set up in wind-guiding dustcoat (100), the inner peripheral wall of wind-guiding dustcoat (100) with form first wind-guiding passageway between first wind-guiding inner cover (200), first wind-guiding inner cover (200) are close to first wind-guiding passageway air-out end is blunt cone form, first wind-guiding passageway annular interval has a plurality of first aviation baffle (120) that extend along the wind direction, first aviation baffle (120) connect in between wind-guiding dustcoat (100) and first wind-guiding inner cover (200).
2. An air outlet structure according to claim 1, wherein:
the air outlet end of the first air deflector (120) is concaved towards the air inlet end of the first air guide channel.
3. An air outlet structure according to claim 1, wherein:
the outer peripheral wall of the first wind guide inner cover (200) is in arc transition.
4. An air outlet structure according to claim 1, wherein:
the air outlet structure is still including being tubular wind guiding shell (300), second wind guiding inner cover (400) are cyclic annular, wind guiding dustcoat (100) with second wind guiding inner cover (400) all coaxial set up in wind guiding shell (300), form the second wind guiding passageway between the inner peripheral wall of wind guiding shell (300) and second wind guiding inner cover (400), second wind guiding inner cover (400) set up in the air inlet end of first wind guiding passageway, second wind guiding passageway annular interval has second aviation baffle (420) that a plurality of spiral extended set up, second aviation baffle (420) connect in wind guiding shell (300) with between second wind guiding inner cover (400), second aviation baffle (420) with first aviation baffle (120) one-to-one are connected and are set up.
5. An air outlet structure according to claim 4, wherein:
the second wind guiding inner cover (400) is clamped at the air inlet end of the first wind guiding inner cover (200).
6. A pipeline fan, characterized by comprising an air outlet structure, an air pipe and a power air group according to any one of claims 4 to 5, wherein the air pipe is provided with a ventilation channel, the power air group is arranged in the ventilation channel, and the air outlet structure is arranged at the outlet end of the ventilation channel.
7. The duct fan of claim 6, wherein:
two wind hoods (500) are detachably arranged at two ends of the wind pipe.
8. A duct fan as claimed in claim 7, wherein:
the fan housing (500) is rotationally clamped at two ends of the air pipe.
9. The duct fan of claim 6, wherein:
the power wind group comprises a motor (600), and the motor (600) is installed in the second wind guide inner cover (400).
10. A duct fan as claimed in claim 9, wherein:
the inner peripheral wall of the second wind guide inner cover (400) is provided with a plurality of heat dissipation structures (700) at annular intervals, and the outer peripheral wall of the motor (600) is abutted to the heat dissipation structures (700).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320061397.XU CN220452295U (en) | 2023-01-03 | 2023-01-03 | Air outlet structure and pipeline fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320061397.XU CN220452295U (en) | 2023-01-03 | 2023-01-03 | Air outlet structure and pipeline fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452295U true CN220452295U (en) | 2024-02-06 |
Family
ID=89732184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320061397.XU Active CN220452295U (en) | 2023-01-03 | 2023-01-03 | Air outlet structure and pipeline fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452295U (en) |
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2023
- 2023-01-03 CN CN202320061397.XU patent/CN220452295U/en active Active
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