WO2020019656A1 - Appareil de traitement de gaz - Google Patents

Appareil de traitement de gaz Download PDF

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Publication number
WO2020019656A1
WO2020019656A1 PCT/CN2018/122922 CN2018122922W WO2020019656A1 WO 2020019656 A1 WO2020019656 A1 WO 2020019656A1 CN 2018122922 W CN2018122922 W CN 2018122922W WO 2020019656 A1 WO2020019656 A1 WO 2020019656A1
Authority
WO
WIPO (PCT)
Prior art keywords
cross
air
gas processing
flow
air outlet
Prior art date
Application number
PCT/CN2018/122922
Other languages
English (en)
Chinese (zh)
Inventor
梁浩
柳洲
贾铌
万博臣
闫鲁华
王孝忱
Original Assignee
珠海格力电器股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 珠海格力电器股份有限公司 filed Critical 珠海格力电器股份有限公司
Publication of WO2020019656A1 publication Critical patent/WO2020019656A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • 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
    • F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps

Definitions

  • the invention relates to the technical field of fans, in particular to a gas processing device.
  • the tower fan generally adopts a cross-flow air duct.
  • the air outlet of the tower fan is set at the most favorable position of the cross-flow air duct, and the most favorable position of the cross-flow duct is in the tower fan.
  • One side of the tower fan, that is, the air outlet of the tower fan is arranged in a tangential direction of the rotating direction of the cross flow wind wheel.
  • the air outlet of the prior art tower fan is provided in a part of the shell of the tower fan.
  • the appearance of the tower fan is seriously affected.
  • setting the air outlet of the tower fan in the middle position of the tower fan will seriously reduce the air output of the tower fan and affect the user experience.
  • an object of the present invention is to provide a gas processing device with a more beautiful appearance.
  • the present invention adopts the following technical solutions:
  • a gas processing equipment includes a casing and a cross-flow wind wheel arranged inside the casing.
  • the cross-flow wind wheel is vertically arranged.
  • the casing is provided with an air inlet and an air outlet. The direction of the air outlet near the center line is substantially located in the radial direction of the cross-flow wind wheel.
  • a volute is provided between the casing on the side from the air inlet to the air outlet and the cross-flow wind wheel, and the volute includes a first volute section and A second volute section, the first volute section being close to the air inlet, and the second volute section being close to the air outlet, in a direction from the air inlet to the air outlet, the first The volute section is extended in a direction gradually approaching the cross-flow wind wheel, and the second volute section is extended in a direction gradually far from the cross-flow wind wheel.
  • the volute is provided with a buffer portion for reducing the impact of the air flow flowing from the air inlet into the housing on the volute, and the buffer portion is provided at the first volute section Up and close to the second volute section.
  • the buffer portion is configured in an arc shape, and a distance between an end near the air inlet and the cross-flow air wheel is greater than a distance between an end far from the air inlet and the cross-flow air wheel.
  • a radius of the buffer portion is 15-20 mm; and / or,
  • the distance between the buffer portion and the cross-flow wind wheel is 3-8 mm.
  • a volute is provided between the casing from the air outlet to the side of the air inlet and the cross-flow wind wheel near the air outlet, and the worm
  • the tongue includes a guide portion provided on a side near the air outlet, the guide portion includes a first guide portion extending substantially in a radial direction of the cross-flow air wheel and a first guide portion extending substantially in a circumferential direction of the cross-flow air wheel. Two guiding portions, the first guiding portion and the second guiding portion are smoothly connected to each other.
  • the volute includes a blocking portion for blocking airflow from flowing back into the inner cavity of the housing in a direction from the air outlet to the air inlet.
  • the blocking portion in the rotation direction of the cross-flow wind wheel, includes a protrusion provided on a downstream side of the guide portion and protruding toward the cross-flow wind wheel.
  • the gas processing equipment further comprises an air outlet grid provided at the air outlet, and a flow guide structure is provided on the air outlet grid, and the air guide structure includes a plurality of air guide bars.
  • the guide bar is arranged along the vertical direction.
  • the diversion grid includes a first diversion section and a second diversion section, wherein:
  • the first diversion section is inclined, and the first diversion section is inclined from the inside to the outside in a direction in which the cross-flow wind wheel rotates,
  • the middle portion of the second diversion section is disposed to extend substantially along the radial direction of the cross-flow wind wheel, and the portions on both sides are disposed substantially parallel to the middle portion.
  • the inclination angle of the first guide section on the upstream side is smaller than the inclination angle of the first guide section on the downstream side.
  • the outflow grid is configured in an arc shape, and the outflow grid in an arc shape is located on a cylindrical surface with an axis of the cross-flow wind wheel as an axis; and / or,
  • the casing is located on a cylindrical surface with an axis of the cross-flow wind wheel as an axis.
  • the gas processing equipment includes a tower fan.
  • the air outlet is set to the approximate position of the air outlet direction near the vertical centerline of the air outlet and to the radial direction of the cross-flow air wheel, so that the air outlet structure is not provided at the air outlet. , Can also make the appearance of the gas processing equipment more beautiful.
  • FIG. 1 is a cross-sectional view of a gas processing apparatus in a specific embodiment of the present invention.
  • a gas processing device of the present invention may be, for example, a tower fan.
  • the gas processing device includes a casing 1 and a cross-flow wind wheel 2 disposed inside the casing 1. 2 is vertically arranged, the casing 1 is provided with an air inlet 11 and an air outlet 12, and the direction of the air outlet near the vertical centerline of the air outlet 12 is generally located in the radial direction of the cross-flow wind wheel 2, so, Even if no air guiding structure such as a grill structure is provided at the air outlet 12, the appearance of the gas processing equipment can be made more beautiful.
  • the air outlet 12 of the gas processing device is set so that the direction of the air outlet near the vertical center line of the air outlet 12 is roughly located in the cross-flow air wheel 2 In the radial direction, although the appearance of the gas processing equipment can be made more beautiful, this arrangement will reduce the air output of the gas processing equipment. For this reason, in the rotation direction of the cross-flow wind wheel 2, A volute 4 is provided between the air outlet 12 to the casing 1 on the side of the air inlet 11 and the cross-flow wind wheel 2 near the air outlet 12, and the volute 4 is located near the air outlet 12 A guide portion 41 is provided at a position.
  • the guide portion 41 includes a first guide portion 411 extending substantially in a radial direction of the cross-flow wind wheel 2 and a second guide portion 412 extending substantially in a circumferential direction of the cross-flow fan 2.
  • the air outside the gas processing equipment enters the interior of the casing 1 through the air inlet 11, and the part of the air entering the interior of the casing 1 follows the first guide
  • the flow part 411 is discharged from the air outlet 12, and the other part
  • the second air guide portion 412 returns to the inside of the housing 1, and the first air guide portion 411 is provided so that part of the air entering the inside of the housing 1 is smoothly discharged from the air outlet 12, so
  • the setting of the second air guide portion 412 allows the air entering the inside of the housing 1 to flow back to the inside of the housing 1 smoothly, thereby reducing air resistance and energy consumption.
  • the distance between the flow portion 412 and the cross-flow wind wheel 2 can reduce the amount of air returning from the air outlet 12 to the inside of the casing 1.
  • the smooth transitional connection between the first guide portion 411 and the second guide portion 412 can further reduce air resistance and reduce energy consumption.
  • the volute 4 includes a blocking portion 42 for blocking airflow from flowing back into the inner cavity of the housing 1 in a direction from the air outlet 12 to the air inlet 11, so that the air outlet 12 returns to The amount of air inside the casing 1 is reduced, and the amount of air output from the gas processing equipment is increased.
  • the blocking portion 42 includes a protrusion 421 provided on the downstream side of the guide portion 41 and protruding toward the cross-flow air wheel 2.
  • the guide portion The downstream side of 41 refers to the second guide portion 412, and the distance of the protrusion 421 from the cross-flow wind wheel 2 makes the return air duct of the air returning to the inside of the housing 1 decrease at the position of the protrusion 421, Further, the air pressure returning to the inside of the housing 1 at the second guide portion 421 increases, and the pressure at the air outlet 12 returning to the housing 1 increases, thereby reducing the air pressure. The amount of air returning to the inside of the casing 1 at the air outlet 12 increases the air output of the gas processing equipment.
  • a volute 3 is provided between the casing 1 on the side of the air inlet 11 to the air outlet 12 and the cross-flow wind wheel 2 in the rotation direction of the cross-flow wind wheel 2, and the volute 3 includes a first A volute section 31 and a second volute section 32, the first volute section 31 is close to the air inlet 11, the second volute section 32 is close to the air outlet 12, and the air inlet 11 reaches In the direction of the air outlet 12, the first volute section 31 extends toward a direction gradually approaching the cross-flow wind wheel 2, and the second volute section 32 extends toward a direction gradually away from the cross-flow wind wheel 2.
  • the second volute section 32 is preferably arranged in a spiral shape, so as to further increase the air intake and air output of the gas processing equipment.
  • the volute 3 is provided with a buffer portion 33 for reducing the impact of the airflow flowing from the air inlet 11 into the housing 1 on the volute 3, and the buffer portion 33 is provided in the first A volute section 31 and a position close to the second volute section 32.
  • air entering the interior of the housing 1 from the air inlet 11 directly acts on the buffer portion 33, and the buffer portion 33 Under the action of 33, the impact of the air entering the inside of the housing 1 on the volute 3 is reduced, and the life of the volute 3 is increased, because the air entering the inside of the housing 1 has an impact on the volute The noise caused by the shock of 3 is reduced.
  • the buffer portion 33 is configured in an arc shape, and a distance between an end near the air inlet 11 and the cross-flow air wheel 2 is greater than a distance between an end far from the air inlet 11 and the cross-flow air wheel 2.
  • the buffer portion 33 is preferably a circular arc pit.
  • the air entering the interior of the housing 1 directly enters the interior of the circular pit, and the air entering the interior of the housing 1 has an effect on the circular pit.
  • the directions are a plurality of directions that are perpendicular to the arc surface of the arc pit. In this way, the total force of the air entering the casing 1 on the volute 3 is reduced, that is, the The impact is reduced.
  • a radius of the buffer portion 33 is 15-20 mm, and a distance from the buffer portion 33 to the cross-flow wind wheel 2 is 3-8 mm.
  • the gas processing device further includes an outlet grid 5 provided at the air outlet 12, and a flow guide structure 51 is provided on the outlet style / 5.
  • the flow guide structure 51 includes a plurality of flow guide bars 511.
  • the flow guide bars 511 are arranged in a vertical direction, and the air inside the casing 1 can be smoothly discharged from the inside of the gas processing equipment under the guiding effect of the flow guide bars 511.
  • the diversion grid 511 includes a first diversion section 5111 and a second diversion section 5112, wherein the first diversion section 5111 is disposed obliquely, and the first A diversion section 5111 is inclined from the inside to the outside.
  • the middle section of the second diversion section 5112 is arranged to extend substantially along the radial direction of the cross-flow wind wheel 2.
  • the sections on both sides are arranged substantially parallel to the section located in the middle. In this way, the air volume and wind speed of the gas processing equipment are improved, thereby further improving the experience of the gas processing equipment.
  • the inclination angle of the first diversion section 5111 on the upstream side is smaller than the inclination angle of the first diversion section 5111 on the downstream side, so that the outlet
  • the wind direction at the air outlet 12 is to wind in the radial direction of the cross-flow wind wheel 2 to improve the use experience of the gas processing equipment.
  • the outflow grid 5 is configured in an arc shape, and the outflow grid 5 in an arc shape is located on a cylindrical surface with the axis of the cross-flow wind wheel 2 as an axis, and the housing 1 is located on the cross-flow wind
  • the axis of the wheel 2 is a cylindrical surface of the shaft, so that the appearance of the gas processing equipment is more beautiful.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)

Abstract

L'invention concerne un appareil de traitement de gaz, l'appareil de traitement de gaz comprenant un boîtier (1) et une roue éolienne à flux transversal (2) disposée au niveau d'une partie interne du boîtier (1), la roue éolienne à flux transversal (2) étant disposée verticalement, le boîtier (1) étant pourvu d'une entrée d'air (11) et d'une sortie d'air (12), et la direction de sortie d'air à proximité d'une ligne centrale verticale de la sortie d'air (12) étant approximativement située dans la direction radiale de la roue éolienne à flux transversal (2). Dans l'appareil de traitement de gaz, en configurant la sortie d'air (12) pour en faire l'emplacement approximatif de la direction de sortie d'air près de la ligne centrale verticale de la sortie d'air (12) et dans la direction radiale de la roue éolienne à flux transversal (2), même lorsqu'une structure de guidage d'air n'est pas disposée au niveau de la sortie d'air (12), l'aspect de l'appareil de traitement de gaz peut être rendu plus esthétique.
PCT/CN2018/122922 2018-07-27 2018-12-22 Appareil de traitement de gaz WO2020019656A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810843373.3 2018-07-27
CN201810843373.3A CN108980082A (zh) 2018-07-27 2018-07-27 气体处理设备

Publications (1)

Publication Number Publication Date
WO2020019656A1 true WO2020019656A1 (fr) 2020-01-30

Family

ID=64551800

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/122922 WO2020019656A1 (fr) 2018-07-27 2018-12-22 Appareil de traitement de gaz

Country Status (2)

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CN (1) CN108980082A (fr)
WO (1) WO2020019656A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110553399B (zh) * 2019-07-17 2021-07-20 珠海格力电器股份有限公司 一种贯流风道组件及暖风机
CN112443513B (zh) * 2019-08-30 2022-11-01 广东美的环境电器制造有限公司 风道组件及具有其的送风设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201982367U (zh) * 2011-04-15 2011-09-21 珠海格力电器股份有限公司 贯流风机及具有贯流风机的空调器
WO2012177767A2 (fr) * 2011-06-20 2012-12-27 Vornado Air, Llc Arrêt de soufflante
CN106438418A (zh) * 2016-12-06 2017-02-22 陈力 一种直立式风扇
CN206175317U (zh) * 2016-11-10 2017-05-17 华中科技大学 一种贯流风机
CN107747565A (zh) * 2017-10-11 2018-03-02 珠海格力电器股份有限公司 贯流风轮的风道组件及塔扇

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106812709A (zh) * 2015-11-27 2017-06-09 深圳市联创科技集团有限公司 出风角度能调整的塔式风扇
CN107023499B (zh) * 2016-01-29 2020-04-24 台达电子工业股份有限公司 风扇及散热装置
CN106640754B (zh) * 2017-01-05 2020-06-12 上海交通大学 带有环形突起结构的新型离心压气机
CN107166496A (zh) * 2017-06-30 2017-09-15 广东美的环境电器制造有限公司 风道组件和暖风机
CN107829982A (zh) * 2017-12-06 2018-03-23 珠海格力电器股份有限公司 一种壳网体组件及塔扇
CN208749613U (zh) * 2018-07-27 2019-04-16 珠海格力电器股份有限公司 气体处理设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201982367U (zh) * 2011-04-15 2011-09-21 珠海格力电器股份有限公司 贯流风机及具有贯流风机的空调器
WO2012177767A2 (fr) * 2011-06-20 2012-12-27 Vornado Air, Llc Arrêt de soufflante
CN206175317U (zh) * 2016-11-10 2017-05-17 华中科技大学 一种贯流风机
CN106438418A (zh) * 2016-12-06 2017-02-22 陈力 一种直立式风扇
CN107747565A (zh) * 2017-10-11 2018-03-02 珠海格力电器股份有限公司 贯流风轮的风道组件及塔扇

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