WO2014000482A1 - Fan volute structure - Google Patents

Fan volute structure Download PDF

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Publication number
WO2014000482A1
WO2014000482A1 PCT/CN2013/073181 CN2013073181W WO2014000482A1 WO 2014000482 A1 WO2014000482 A1 WO 2014000482A1 CN 2013073181 W CN2013073181 W CN 2013073181W WO 2014000482 A1 WO2014000482 A1 WO 2014000482A1
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WO
WIPO (PCT)
Prior art keywords
plate
mounting
side plate
volute
mounting holes
Prior art date
Application number
PCT/CN2013/073181
Other languages
French (fr)
Chinese (zh)
Inventor
雷威
贾松
刘先军
罗云益
杨文波
曾建华
Original Assignee
中山大洋电机股份有限公司
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.)
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Publication date
Application filed by 中山大洋电机股份有限公司 filed Critical 中山大洋电机股份有限公司
Publication of WO2014000482A1 publication Critical patent/WO2014000482A1/en

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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
    • 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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • 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

Definitions

  • the utility model relates to a fan volute structure.
  • the conventional fan volute structure includes a volute and a cover plate, and the cover plate is mounted on the volute casing, and the fixed connection between the volute casing and the cover plate cannot be moved.
  • the structure is only suitable for one type of fan structure, and the versatility Poor, for different performance requirements of the fan structure need to adopt different structures of the volute and cover, the type is complex, production and operation and management costs are high.
  • the object of the present invention is to provide a fan volute structure which is simple in structure, simple in assembly, reduces the type of volute, and reduces production operation and management costs.
  • a fan volute structure comprises a volute and a cover plate
  • the volute casing comprises a bottom plate and a side plate protruding upward from the edge of the bottom plate, the side plate forms a cavity for installing the wind wheel
  • the cover plate comprises an air inlet at the middle
  • the top plate, the mounting plate protruding downward from the top edge of the top plate, the mounting plate is provided with a through hole, and the side plate is provided with a plurality of axially distributed side plate mounting holes, the mounting plate is embedded in the cavity, and the screw is screwed into the side plate through the through hole In the mounting hole, the mounting plate is locked to the side plate, and the mounting plate can be moved in the axial direction.
  • the inner panel is protruded on the inner side of the side panel and the inner panel, and the inner panel and the side panel form a strip-shaped groove, and the mounting panel can be axially moved along the strip groove and locked by screws.
  • the inner panel has a plurality of inner panel mounting holes, and the side panel mounting holes and the inner panel mounting holes correspond to each other, and the screws pass through the side panel mounting holes, the through holes and the inner panel mounting holes to lock the mounting plate.
  • the plurality of inner panel mounting holes described above are evenly distributed on the inner panel in the axial direction.
  • the inner panel described above is welded to the bottom plate.
  • the utility model has the beneficial effects compared with the prior art: 1) The mounting plate of the utility model can move along the axial direction of the strip groove to move the cover plate in the axial direction, and adjust the height of the volute to adjust the whole casing of the volute Performance, simple structure, easy assembly, improved standardization of volute parts, reduced volute type, reduced The production operation and management cost; 2) the installation plate is provided with a through hole, the side plate is provided with a plurality of side plate mounting holes, and the inner plate is provided with a plurality of inner plate mounting holes, and the side plate mounting holes and the inner plate mounting hole positions correspond to The screws are inserted through the side plate mounting holes, the through holes and the inner plate mounting holes to lock the mounting plate, and the plurality of side plate mounting holes are evenly distributed on the side plates in the axial direction, and the plurality of inner plate mounting holes are evenly distributed on the inner plate in the axial direction.
  • the structure is reasonable in design and easy to install.
  • Figure 1 is a perspective view of the utility model
  • Figure 2 is an exploded view of the utility model
  • Figure 3 is a schematic structural view of the utility model
  • Figure 4 is a cross-sectional view of the portion A-A of Figure 3.
  • Embodiment 1 As shown in FIG. 1 to FIG. 4, the utility model relates to a fan volute structure, which comprises a volute casing 1 and a cover plate 2, and the volute casing 1 comprises a bottom plate 11 and a convex upward from the edge of the bottom plate 11.
  • the side plate 12 and the side plate 12 form a cavity 3 for mounting a wind wheel.
  • the cover plate 2 includes a top plate 21 having an air inlet 4 therein, a mounting plate 22 protruding downward from the edge of the top plate 21, and a through hole on the mounting plate 22.
  • the side plate 12 is provided with a plurality of axially distributed side plate mounting holes 120, the mounting plate 22 is embedded in the cavity 3, and the screw 5 is screwed into the side plate mounting hole 120 through the through hole 220 to lock the mounting plate 22 to the side On the plate 12, the mounting plate 22 is movable in the axial direction.
  • Embodiment 2 The following technical features are added on the basis of the first embodiment: an inner panel 13 is protruded on the inner side of the side panel 12 and the bottom panel 11, and the inner panel 13 and the side panel 12 form a strip-shaped slot 14, and the mounting panel 22 can be along the strip.
  • the slot 14 moves axially and is locked by a screw 5.
  • Embodiment 3 The following technical features are added on the basis of the second embodiment: a plurality of inner panel mounting holes 130 are defined in the inner panel 13, and the side panel mounting holes 120 and the inner panel mounting holes 130 are correspondingly positioned, and the screws 5 pass through the side panel mounting holes. 120, the through hole 220 and the inner plate mounting hole 130 lock the mounting plate 22.
  • Embodiment 4 On the basis of the third embodiment, the following technical features are added: A plurality of inner panel mounting holes 130 are evenly distributed on the inner panel 13 in the axial direction.
  • Embodiment 5 The following technical features are added on the basis of the second embodiment or the third embodiment or the fourth embodiment:
  • the inner panel 13 is welded to the bottom plate 11. Since the present application is in the field of mechanics, it will be obvious to those skilled in the art that the additional technical features mentioned in the second embodiment, the third embodiment, the fourth embodiment or the fifth embodiment are freely combined, and the technical solution of the first embodiment is combined with the new one. Technical solution.
  • the utility model adjusts the performance of the volute machine by adjusting the height of the volute, has a simple structure, is easy to assemble, improves the standardization degree of the volute parts, reduces the type of the volute, and reduces the production operation and management cost.

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

Abstract

Disclosed is a fan volute structure, comprising a volute body (1) and a cover plate (2), wherein the volute body (1) comprises a bottom plate (11) and a side plate (12) protruding upward from the edge of the bottom plate (11), with the side plate (12) forming a cavity (3) for installing a fan wheel; the cover plate (2) comprises a top plate (21) with an air inlet (4) provided in the middle thereof, and a mounting plate (22) protruding downward from the edge of the top plate (21), the mounting plate (22) being provided with through holes (220); a number of axially distributed side plate mounting holes (120) are provided on the side plate (12); the mounting plate (22) is embedded in the cavity (3); and screws (5) are screwed into the side plate mounting holes (120) through the through holes (220) so as to tightly lock the mounting plate (22) onto the side plate (12), with the mounting plate (22) being capable of moving axially. The fan volute structure is simple, is easy to assemble, reduces the types of the volute, and reduces costs of production operation and management.

Description

一种风机蜗壳结构  Fan volute structure
技术领域： Technical field:
本实用新型涉及一种风机蜗壳结构。  The utility model relates to a fan volute structure.
背景技术： Background technique:
传统的风机蜗壳结构， 包括蜗壳体和盖板， 盖板安装在蜗壳体上， 蜗壳体 和盖板之间固定不能移动、该结构只适用于一种型号的风机结构，通用性较差， 对于不同性能要求的风机结构需采用不同结构的蜗壳体和盖板，种类复杂， 生 产运营及管理成本较高。  The conventional fan volute structure includes a volute and a cover plate, and the cover plate is mounted on the volute casing, and the fixed connection between the volute casing and the cover plate cannot be moved. The structure is only suitable for one type of fan structure, and the versatility Poor, for different performance requirements of the fan structure need to adopt different structures of the volute and cover, the type is complex, production and operation and management costs are high.
发明内容： Summary of the invention:
本实用新型的目的是提供一种风机蜗壳结构， 该结构简易， 装配简易， 减 少了蜗壳种类， 降低了生产运营及管理成本。  The object of the present invention is to provide a fan volute structure which is simple in structure, simple in assembly, reduces the type of volute, and reduces production operation and management costs.
本实用新型的目的是通过以下的技术方案予以实现的。  The object of the present invention is achieved by the following technical solutions.
一种风机蜗壳结构，包括蜗壳体和盖板，蜗壳体包括底板和从底板边缘向 上凸起的侧板， 侧板形成安装风轮的空腔， 盖板包括中间设有进风口的顶板， 顶板边缘向下凸出的安装板，安装板上设有通孔， 侧板上开设有若干轴向分布 的侧板安装孔， 安装板嵌入空腔里， 螺钉通过通孔拧入侧板安装孔里将安装板 锁紧在侧板上， 安装板可沿轴向移动。  A fan volute structure comprises a volute and a cover plate, the volute casing comprises a bottom plate and a side plate protruding upward from the edge of the bottom plate, the side plate forms a cavity for installing the wind wheel, and the cover plate comprises an air inlet at the middle The top plate, the mounting plate protruding downward from the top edge of the top plate, the mounting plate is provided with a through hole, and the side plate is provided with a plurality of axially distributed side plate mounting holes, the mounting plate is embedded in the cavity, and the screw is screwed into the side plate through the through hole In the mounting hole, the mounting plate is locked to the side plate, and the mounting plate can be moved in the axial direction.
上述所述的在侧板内侧、 底板上凸出内板， 内板和侧板形成条形槽， 安装 板可沿条形槽轴向移动并通过螺钉锁紧。  The inner panel is protruded on the inner side of the side panel and the inner panel, and the inner panel and the side panel form a strip-shaped groove, and the mounting panel can be axially moved along the strip groove and locked by screws.
上述所述的内板上开设若干内板安装孔，侧板安装孔和内板安装孔位置对 应， 螺钉穿过侧板安装孔、 通孔和内板安装孔将安装板锁紧。  The inner panel has a plurality of inner panel mounting holes, and the side panel mounting holes and the inner panel mounting holes correspond to each other, and the screws pass through the side panel mounting holes, the through holes and the inner panel mounting holes to lock the mounting plate.
上述所述的若干内板安装孔沿轴向均布在内板上。  The plurality of inner panel mounting holes described above are evenly distributed on the inner panel in the axial direction.
上述所述的内板焊接在底板上。  The inner panel described above is welded to the bottom plate.
本实用新型与现有技术相比的有益效果是： 1 ) 本实用新型安装板可沿条 形槽轴向移动，使盖板沿轴向移动，通过调节蜗壳高度来调整蜗壳整机的性能， 结构简易， 装配简易， 提高蜗壳零部件的标准化程度， 减少了蜗壳种类， 降低 了生产运营及管理成本； 2 ) 安装板上设有通孔， 侧板上开设有若干侧板安装 孔， 内板上开设若干内板安装孔， 侧板安装孔和内板安装孔位置对应， 螺钉穿 过侧板安装孔、通孔和内板安装孔将安装板锁紧， 若干侧板安装孔沿轴向均布 在侧板上， 若干内板安装孔沿轴向均布在内板上， 结构设计合理， 安装简易。 附图说明： The utility model has the beneficial effects compared with the prior art: 1) The mounting plate of the utility model can move along the axial direction of the strip groove to move the cover plate in the axial direction, and adjust the height of the volute to adjust the whole casing of the volute Performance, simple structure, easy assembly, improved standardization of volute parts, reduced volute type, reduced The production operation and management cost; 2) the installation plate is provided with a through hole, the side plate is provided with a plurality of side plate mounting holes, and the inner plate is provided with a plurality of inner plate mounting holes, and the side plate mounting holes and the inner plate mounting hole positions correspond to The screws are inserted through the side plate mounting holes, the through holes and the inner plate mounting holes to lock the mounting plate, and the plurality of side plate mounting holes are evenly distributed on the side plates in the axial direction, and the plurality of inner plate mounting holes are evenly distributed on the inner plate in the axial direction. The structure is reasonable in design and easy to install. BRIEF DESCRIPTION OF THE DRAWINGS:
图 1 是本实用新型的立体图；  Figure 1 is a perspective view of the utility model;
图 2 是本实用新型的分解图；  Figure 2 is an exploded view of the utility model;
图 3 是本实用新型的结构示意图；  Figure 3 is a schematic structural view of the utility model;
图 4 是图 3 A-A部分的剖视图。  Figure 4 is a cross-sectional view of the portion A-A of Figure 3.
具体实施方式： 下面通过具体实施例并结合附图对本实用新型作进一步详细的描述。 实施例一： 如图 1至图 4所示， 本实用新型是一种风机蜗壳结构， 包括蜗 壳体 1和盖板 2， 蜗壳体 1包括底板 11和从底板 11边缘向上凸起的侧板 12， 侧板 12形成安装风轮的空腔 3， 盖板 2包括中间设有进风口 4的顶板 21， 顶 板 21边缘向下凸出的安装板 22，安装板 22上设有通孔 220，侧板 12上开设有 若干轴向分布的侧板安装孔 120， 安装板 22嵌入空腔 3里， 螺钉 5通过通孔 220拧入侧板安装孔 120里将安装板 22锁紧在侧板 12上， 安装板 22可沿轴 向移动。 BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be further described in detail below by way of specific embodiments and with reference to the accompanying drawings. Embodiment 1 As shown in FIG. 1 to FIG. 4, the utility model relates to a fan volute structure, which comprises a volute casing 1 and a cover plate 2, and the volute casing 1 comprises a bottom plate 11 and a convex upward from the edge of the bottom plate 11. The side plate 12 and the side plate 12 form a cavity 3 for mounting a wind wheel. The cover plate 2 includes a top plate 21 having an air inlet 4 therein, a mounting plate 22 protruding downward from the edge of the top plate 21, and a through hole on the mounting plate 22. 220, the side plate 12 is provided with a plurality of axially distributed side plate mounting holes 120, the mounting plate 22 is embedded in the cavity 3, and the screw 5 is screwed into the side plate mounting hole 120 through the through hole 220 to lock the mounting plate 22 to the side On the plate 12, the mounting plate 22 is movable in the axial direction.
实施例二： 在实施例一的基础上增加如下技术特征： 在侧板 12内侧、 底 板 11上凸出内板 13， 内板 13和侧板 12形成条形槽 14， 安装板 22可沿条形 槽 14轴向移动并通过螺钉 5锁紧。  Embodiment 2: The following technical features are added on the basis of the first embodiment: an inner panel 13 is protruded on the inner side of the side panel 12 and the bottom panel 11, and the inner panel 13 and the side panel 12 form a strip-shaped slot 14, and the mounting panel 22 can be along the strip. The slot 14 moves axially and is locked by a screw 5.
实施例三： 在实施例二的基础上增加如下技术特征： 内板 13上开设若干 内板安装孔 130， 侧板安装孔 120和内板安装孔 130位置对应， 螺钉 5穿过侧 板安装孔 120、 通孔 220和内板安装孔 130将安装板 22锁紧。  Embodiment 3: The following technical features are added on the basis of the second embodiment: a plurality of inner panel mounting holes 130 are defined in the inner panel 13, and the side panel mounting holes 120 and the inner panel mounting holes 130 are correspondingly positioned, and the screws 5 pass through the side panel mounting holes. 120, the through hole 220 and the inner plate mounting hole 130 lock the mounting plate 22.
实施例四： 在实施例三的基础上增加如下技术特征： 若干内板安装孔 130 沿轴向均布在内板 13上。  Embodiment 4: On the basis of the third embodiment, the following technical features are added: A plurality of inner panel mounting holes 130 are evenly distributed on the inner panel 13 in the axial direction.
实施例五： 在实施例二或实施例三或实施例四的基础上增加如下技术特 征： 内板 13焊接在底板 11上。 由于本申请是机械领域，本领普通技术人员显而易见联想得到：实施例二、 实施例三、实施例四或实施例五提及的增加的技术特征自由组合， 与实施例一 的技术方案组合成新的技术方案。 Embodiment 5: The following technical features are added on the basis of the second embodiment or the third embodiment or the fourth embodiment: The inner panel 13 is welded to the bottom plate 11. Since the present application is in the field of mechanics, it will be obvious to those skilled in the art that the additional technical features mentioned in the second embodiment, the third embodiment, the fourth embodiment or the fifth embodiment are freely combined, and the technical solution of the first embodiment is combined with the new one. Technical solution.
本实用新型通过调节蜗壳高度来调整蜗壳整机的性能， 结构简易， 装配简 易， 提高蜗壳零部件的标准化程度， 减少了蜗壳种类， 降低了生产运营及管理 成本。  The utility model adjusts the performance of the volute machine by adjusting the height of the volute, has a simple structure, is easy to assemble, improves the standardization degree of the volute parts, reduces the type of the volute, and reduces the production operation and management cost.

Claims

权利要求 Rights request
1. 一种风机蜗壳结构， 包括蜗壳体 （1) 和盖板 （2)， 蜗壳体 （1) 包括底板A fan volute structure comprising a volute (1) and a cover (2), the volute (1) comprising a bottom plate
(11)和从底板（11)边缘向上凸起的侧板（12)， 侧板（12)形成安装风 轮的空腔 （3)， 盖板（2)包括中间设有进风口 （4) 的顶板（21)， 其特征 在于： 顶板（21)边缘向下凸出的安装板（22)，安装板（22)上设有通孔 (220)， 侧板 （12) 上开设有若干轴向分布的侧板安装孔 （120)， 安装板 (22)嵌入空腔（3)里， 螺钉（5)通过通孔（220)拧入侧板安装孔（120) 里将安装板 （22) 锁紧在侧板 （12) 上， 安装板 （22) 可沿轴向移动。(11) and a side plate (12) projecting upward from the edge of the bottom plate (11), the side plate (12) forming a cavity (3) for mounting the wind wheel, and the cover plate (2) including an air inlet (4) in the middle The top plate (21) is characterized in that: a mounting plate (22) protruding downward from the edge of the top plate (21), a through hole (220) is arranged on the mounting plate (22), and a plurality of shafts are arranged on the side plate (12) Mounting holes (120) to the distributed side plates, the mounting plate (22) is embedded in the cavity (3), and the screws (5) are screwed into the side plate mounting holes (120) through the through holes (220) to mount the plate (22) Locked on the side plate (12), the mounting plate (22) can move in the axial direction.
2. 根据权利要求 1所述的一种风机蜗壳结构， 其特征在于： 在侧板 （12) 内 侧、底板（11)上凸出内板（13)， 内板（13)和侧板（12)形成条形槽（14)， 安装板 （22) 可沿条形槽 （14) 轴向移动并通过螺钉 （5) 锁紧。 2. A fan volute structure according to claim 1, characterized in that: an inner plate (13), an inner plate (13) and a side plate are protruded on the inner side of the side plate (12) and the bottom plate (11) ( 12) A strip groove (14) is formed, and the mounting plate (22) is axially movable along the strip groove (14) and locked by a screw (5).
3. 根据权利要求 2所述的一种风机蜗壳结构， 其特征在于： 内板 （13) 上开 设若干内板安装孔 （130)， 侧板安装孔 （120) 和内板安装孔 （130) 位置 对应， 螺钉（5)穿过侧板安装孔（120)、 通孔（220)和内板安装孔（130) 将安装板 (22) 锁紧。  3. The fan volute structure according to claim 2, wherein: the inner plate (13) defines a plurality of inner plate mounting holes (130), side plate mounting holes (120) and inner plate mounting holes (130). Correspondingly, the screw (5) is locked through the side plate mounting hole (120), the through hole (220) and the inner plate mounting hole (130) to lock the mounting plate (22).
4. 根据权利要求 3所述的一种风机蜗壳结构， 其特征在于： 若干内板安装孔 4. A fan volute structure according to claim 3, wherein: a plurality of inner panel mounting holes
(130) 沿轴向均布在内板 (13) 上。 (130) Uniformly distribute the inner plate (13) in the axial direction.
5.根据权利要求 2或 3或 4所述的一种风机蜗壳结构，其特征在于：内板（13) 焊接在底板 （11) 上。  A fan volute structure according to claim 2 or 3 or 4, characterized in that the inner plate (13) is welded to the bottom plate (11).
PCT/CN2013/073181 2012-06-30 2013-03-26 Fan volute structure WO2014000482A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201220317416 CN202718923U (en) 2012-06-30 2012-06-30 Blower volute structure
CN201220317416.2 2012-06-30

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202718923U (en) * 2012-06-30 2013-02-06 中山大洋电机股份有限公司 Blower volute structure
CN109838415B (en) * 2019-03-12 2020-09-15 上海应达风机股份有限公司 Fan volute with noise reduction device and assembling method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59226298A (en) * 1983-06-06 1984-12-19 Kawasaki Heavy Ind Ltd Liner of pump casing
CN101347894A (en) * 2008-07-18 2009-01-21 唐兴洲 Integral drawing technique of draught fan volute
CN101649846A (en) * 2009-09-10 2010-02-17 长沙水泵厂有限公司 Structure of horizontal split pump for dredge pump
CN201723488U (en) * 2010-07-20 2011-01-26 杭州南方特种泵业股份有限公司 Coupler protecting cover used for pumps
CN202718923U (en) * 2012-06-30 2013-02-06 中山大洋电机股份有限公司 Blower volute structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59226298A (en) * 1983-06-06 1984-12-19 Kawasaki Heavy Ind Ltd Liner of pump casing
CN101347894A (en) * 2008-07-18 2009-01-21 唐兴洲 Integral drawing technique of draught fan volute
CN101649846A (en) * 2009-09-10 2010-02-17 长沙水泵厂有限公司 Structure of horizontal split pump for dredge pump
CN201723488U (en) * 2010-07-20 2011-01-26 杭州南方特种泵业股份有限公司 Coupler protecting cover used for pumps
CN202718923U (en) * 2012-06-30 2013-02-06 中山大洋电机股份有限公司 Blower volute structure

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