CN112555174B - Air outlet equipment of fan - Google Patents

Air outlet equipment of fan Download PDF

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Publication number
CN112555174B
CN112555174B CN202011391242.XA CN202011391242A CN112555174B CN 112555174 B CN112555174 B CN 112555174B CN 202011391242 A CN202011391242 A CN 202011391242A CN 112555174 B CN112555174 B CN 112555174B
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China
Prior art keywords
fan
variable flow
air outlet
air
fan cover
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Application number
CN202011391242.XA
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Chinese (zh)
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CN112555174A (en
Inventor
施恒之
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Zhejiang Yikm Intelligent Technology Co ltd
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Zhejiang Yikm Intelligent Technology Co ltd
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Priority to CN202011391242.XA priority Critical patent/CN112555174B/en
Publication of CN112555174A publication Critical patent/CN112555174A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626—Mounting or removal of fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a fan air outlet device, and belongs to the technical field of air duct design. The variable-flow fan comprises a fan, a third air duct, a variable-flow liner and a fan cover, wherein the fan cover is communicated with the fan through the third air duct, the fan cover is provided with an air inlet and an air outlet, and the fan cover is a sleeve of the air outlet which is smoothly transited from a circular air inlet to a straight groove mouth shape; the variable flow lining comprises a connecting ring and variable flow bulges, the variable flow bulges are provided with leeward surfaces attached to the inner wall of the fan cover and convex and streamline windward surfaces, a pair of variable flow bulges are arranged and are connected to the connecting ring, and the two variable flow bulges are respectively attached to the upper surface wall and the lower surface wall of the fan cover; the fan cover is provided with a fixed seat. After the variable flow inner lining is additionally arranged, the air outlet speed of the common gradual change type flat fan cover can be correspondingly increased under the condition that the air inlet quantity is unchanged.

Description

Air outlet equipment of fan
Technical Field
The invention belongs to the technical field of air duct design, and particularly relates to air outlet equipment of a fan.
Background
At present, need air-dry the processing after the car washer washs, what automatic carwash was noted is that the efficiency of improving the carwash, often need air-dry fast promptly, corresponding needs carry out the strong wind and weather, install the fan housing on the air outlet usually when increasing the wind speed at present, and through carrying out the circulation speed that the concave design can further increase the wind again with the inner wall of fan housing, the die sinking batch production of corresponding this kind of design is not convenient for.
Disclosure of Invention
The invention aims to provide air outlet equipment of a fan, which can correspondingly increase the air outlet speed of a common gradual change type flat fan cover under the condition of unchanged air inlet amount and reduce the production cost by additionally arranging a variable flow lining.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a fan air outlet device which comprises a fan, a variable flow liner, a third air duct and a fan cover, wherein the fan cover is communicated with the fan through the third air duct;
the fan cover is provided with an air inlet and an air outlet, and is a sleeve of the air outlet, wherein the circular air inlet is smoothly transited into a straight groove mouth shape;
the variable flow lining comprises a connecting ring and variable flow bulges, the variable flow bulges are provided with leeward surfaces attached to the inner wall of the fan cover and convex and streamline windward surfaces, a pair of variable flow bulges are arranged and are connected to the connecting ring, and the two variable flow bulges are respectively attached to the upper surface wall and the lower surface wall of the fan cover;
the fan cover is provided with a fixed seat.
Furthermore, the surface of the air inlet end on the wind shield is arranged on the fixing seat, and the fixing seat and the wind shield are provided with through positioning holes.
Furthermore, a clamping groove is formed in the fixing seat.
Furthermore, the variable flow bulge is also provided with a blind hole communicated with the positioning hole, and the variable flow bulge is connected with the fan cover and the fixed seat through a positioning bolt.
Furthermore, a slot and a jack are arranged on the variable flow lining, one end of the slot is a notch and is positioned on the outer end face of the connecting ring, the jack is positioned on the outer surface of the variable flow protrusion, the other end of the slot extends into the variable flow protrusion, and the slot is communicated with the positioning hole through the jack.
Furthermore, one end of the positioning bolt is provided with a positioning notch, a bolt is matched in the slot, and the end part of the bolt is matched on the positioning groove.
Furthermore, the bolt is a U-shaped bolt, and the positioning groove is an annular groove.
Furthermore, the air inlet of the air cover is in threaded connection with the air outlet port of the third air duct, and the inner surface of the port of the third air duct is attached to the outer surface of the connecting ring.
Furthermore, a first air duct and a second air duct are sequentially arranged between the fan and the third air duct.
Furthermore, the first air duct is a threaded pipe, the second air duct is a bent pipe, and the third air duct is an elastic pipe.
The invention has the following beneficial effects:
the invention can correspondingly increase the air outlet speed of the common gradual-change flat fan cover under the condition of unchanged inlet air quantity, increase the stability of the installation of the variable flow lining through the matching of the plug pin and the annular groove on the positioning bolt, and increase the length of the air supply pipeline through arranging the first air duct and the second air duct between the fan and the third air duct in sequence.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a fan cover and a third air duct
FIG. 3 is a schematic structural view of a variable flow liner and a fan housing;
FIG. 4 is a schematic structural view of a deflector liner;
FIG. 5 is a schematic structural view of a plug and a positioning bolt;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a fan, 2-a first air duct, 3-a fixed seat, 4-a second air duct, 5-a third air duct, 6-a fan cover, 7-a positioning bolt, 8-a variable flow lining, 9-a bolt, 301-a clamping groove, 302-a positioning hole, 601-an air outlet, 602-an air inlet, 801-a variable flow protrusion, 802-a slope edge, 803-a connecting ring, 804-a slot and 805-a jack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-5, the present invention is a fan air-out device.
The fan air-out equipment comprises a fan 1, a third air channel 5 and a fan cover 6, the fan cover 6 is communicated with the fan 1 through the third air channel 5, correspondingly, the length of an air supply pipeline can be increased by sequentially arranging a first air channel 2 and a second air channel 4 between the fan 1 and the third air channel 5, wherein the first air channel 2 is a threaded pipe, the second air channel 4 is a bent pipe, and the third air channel 5 is an elastic pipe.
The fan housing 6 has an air inlet 602 and an air outlet 601, and the fan housing 6 is a sleeve of the air outlet 601 that is smoothly transited from the circular air inlet 602 to a straight notch shape.
The wind turbine further comprises a variable flow lining 8, wherein the variable flow lining 8 is installed in the wind hood 6, the speed of wind flowing through the wind hood 6 is changed through the variable flow lining 8, and the wind outlet speed of the common gradual change type flat wind hood 8 can be correspondingly increased under the condition that the wind inlet amount is not changed by additionally arranging the variable flow lining 8 which is easy to design and process and produce.
Specifically, the method comprises the following steps: the variable flow liner 8 comprises a connecting ring 803 and a variable flow protrusion 801, the variable flow protrusion 801 is provided with a leeward surface attached to the inner wall of the fan housing 6 and a convex and streamline windward surface, the area of wind circulation at the convex part of the fan housing 6 is reduced by the convex, and further the wind speed at the convex part is increased, and the preferable variable flow protrusions 801 are provided with a pair and are symmetrical about the cross section of the straight-notch-shaped air outlet 601 of the fan housing 6.
The two flow-changing protrusions 801 are both connected to the connection ring 803, and the two flow-changing protrusions 801 are respectively attached to the upper and lower surface walls of the wind cover 6.
Preferably, deflector ledge 801 has a slope 802, and the slope 802 allows the wind to smoothly flow to the inner surface arm of wind shield 6, and the connection ring 803 also has a slope to allow the wind to smoothly flow to deflector ledge 801.
In addition, the air inlet 602 of the air hood 6 is in threaded connection with the air outlet port of the third air duct 5, and the inner surface of the port of the third air duct 5 is attached to the outer surface of the connection ring 803.
The fan housing 6 is provided with a fixed seat 3.
The fixing base 3 is arranged on the surface of the air inlet 602 end on the fan housing 6, and the fixing base 3 and the fan housing 6 are provided with through positioning holes 302.
The fixing seat 3 is provided with a clamping groove 301, and the connecting piece with a clamping strip is connected with the outside through the clamping groove 301 on the fixing seat 3.
The flow transforming protrusion 801 is also provided with a blind hole communicated with the positioning hole 302, an opening of the blind hole is positioned on the leeward side of the flow transforming protrusion 801, and the flow transforming protrusion 801, the wind shield 6 and the fixed seat 3 are connected through a positioning bolt 7.
Further, a slot 804 and a jack 805 are arranged on the variable flow liner 8, one end of the slot 804 is a notch located on the outer end face of the connection ring 803, the other end of the slot 804 extends into the variable flow protrusion 801, the jack 805 is located on the outer surface of the variable flow protrusion 801, the slot 804 is communicated with the positioning hole 302 through the jack 805, one end of the positioning bolt 7 is provided with a positioning slot, a plug pin 9 is matched in the slot 804, the end of the plug pin 9 is matched on the positioning groove, the plug pin 9 is a U-shaped plug pin, the positioning groove is an annular groove, and the stability of installation of the variable flow liner 8 is improved through the matching of the plug pin 9 and the annular groove on the positioning bolt 7.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (9)

1. The utility model provides a fan air-out equipment, includes fan (1), third wind channel (5) and fan housing (6), through third wind channel (5) intercommunication, its characterized in that between fan housing (6) and fan (1): further comprising a variable flow liner (8);
the fan cover (6) is provided with an air inlet (602) and an air outlet (601), and the fan cover (6) is a sleeve of the air outlet (601) which is in a straight notch shape and is smoothly transited from the round air inlet (602);
the variable flow lining (8) comprises a connecting ring (803) and variable flow protrusions (801), the variable flow protrusions (801) are provided with leeward surfaces attached to the inner wall of the fan cover (6) and convex and streamline windward surfaces, a pair of variable flow protrusions (801) are arranged and are connected to the connecting ring (803), and the two variable flow protrusions are respectively attached to the upper surface wall and the lower surface wall of the fan cover (6);
the variable flow lining (8) is provided with a slot (804) and a jack (805), one end of the slot (804) is a notch which is positioned on the outer end surface of the connecting ring (803), the jack (805) is positioned on the outer surface of the variable flow bulge (801), the other end of the slot (804) extends into the variable flow bulge (801), and the slot (804) is communicated with the positioning hole (302) through the jack (805);
the fan cover (6) is provided with a fixed seat (3).
2. The fan air outlet device of claim 1, wherein the fixing base (3) is disposed on a surface of an air inlet (602) end of the fan housing (6), and the fixing base (3) and the fan housing (6) have through positioning holes (302).
3. The fan air outlet device according to claim 2, wherein the fixing base (3) has a slot (301).
4. The fan air outlet device of claim 2, wherein the variable flow protrusion (801) is also provided with a blind hole communicated with the positioning hole (302), and the variable flow protrusion (801) is connected with the fan cover (6) and the fixing seat (3) through a positioning bolt (7).
5. A fan outlet device according to claim 1, wherein one end of the positioning bolt (7) has a positioning notch, a plug (9) is fitted in the slot (804), and the end of the plug (9) is fitted on the positioning notch.
6. The fan air outlet device of claim 1, wherein the pin (9) is a U-shaped pin, and the positioning groove is an annular groove.
7. The fan air outlet device of any one of claims 1 to 6, wherein the air inlet (602) of the fan housing (6) is in threaded connection with the air outlet port of the third air duct (5), and the inner surface of the port of the third air duct (5) is attached to the outer surface of the connecting ring (803).
8. The fan air outlet device according to claim 1, wherein a first air duct (2) and a second air duct (4) are sequentially arranged between the fan (1) and the third air duct (5).
9. The fan air outlet device of claim 7, wherein the first air duct (2) is a threaded pipe, the second air duct (4) is a bent pipe, and the third air duct (5) is an elastic pipe.
CN202011391242.XA 2020-12-02 2020-12-02 Air outlet equipment of fan Active CN112555174B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011391242.XA CN112555174B (en) 2020-12-02 2020-12-02 Air outlet equipment of fan

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Application Number Priority Date Filing Date Title
CN202011391242.XA CN112555174B (en) 2020-12-02 2020-12-02 Air outlet equipment of fan

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Publication Number Publication Date
CN112555174A CN112555174A (en) 2021-03-26
CN112555174B true CN112555174B (en) 2022-04-22

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128965A1 (en) * 1981-07-22 1983-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Nozzle arrangement in a device for drying vehicles
GB2376521A (en) * 2001-06-13 2002-12-18 John Speller Vehicle drying or de-icing apparatus
NL1035784A1 (en) * 2008-08-04 2008-11-24 Srikantharajah Paramanathan DC portable hand blowing apparatus for removing water, water / oil mixed particles, and etc. off the car or any other vehicles.
CN201269529Y (en) * 2008-08-22 2009-07-08 袁柏安 Coal burning stove nozzle of thermal plant
CN202570325U (en) * 2012-04-28 2012-12-05 广州金凯新材料有限公司 Nozzle for preparing high-purity powder
CN103270315A (en) * 2010-12-21 2013-08-28 依必安-派特穆尔芬根股份有限两合公司 Fan diffuser having a circular inlet and a rotationally asymmetrical outlet

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8613147B2 (en) * 2011-05-16 2013-12-24 Lucian G. McElroy Hinged nozzle vehicle drying assembly
US10093285B2 (en) * 2015-08-24 2018-10-09 Washme Properties, Llc Lighted vehicle wash dryer assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128965A1 (en) * 1981-07-22 1983-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Nozzle arrangement in a device for drying vehicles
GB2376521A (en) * 2001-06-13 2002-12-18 John Speller Vehicle drying or de-icing apparatus
NL1035784A1 (en) * 2008-08-04 2008-11-24 Srikantharajah Paramanathan DC portable hand blowing apparatus for removing water, water / oil mixed particles, and etc. off the car or any other vehicles.
CN201269529Y (en) * 2008-08-22 2009-07-08 袁柏安 Coal burning stove nozzle of thermal plant
CN103270315A (en) * 2010-12-21 2013-08-28 依必安-派特穆尔芬根股份有限两合公司 Fan diffuser having a circular inlet and a rotationally asymmetrical outlet
CN202570325U (en) * 2012-04-28 2012-12-05 广州金凯新材料有限公司 Nozzle for preparing high-purity powder

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