WO2013097216A1 - 一种风机测压接口自动调节结构 - Google Patents

一种风机测压接口自动调节结构 Download PDF

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Publication number
WO2013097216A1
WO2013097216A1 PCT/CN2011/085135 CN2011085135W WO2013097216A1 WO 2013097216 A1 WO2013097216 A1 WO 2013097216A1 CN 2011085135 W CN2011085135 W CN 2011085135W WO 2013097216 A1 WO2013097216 A1 WO 2013097216A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure measuring
volute
hole
measuring interface
pressure
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2011/085135
Other languages
English (en)
French (fr)
Inventor
王雄程
雷威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Broad Ocean Motor Co Ltd
Original Assignee
Zhongshan Broad Ocean Motor Co Ltd
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 Zhongshan Broad Ocean Motor Co Ltd filed Critical Zhongshan Broad Ocean Motor Co Ltd
Priority to MX2013011035A priority Critical patent/MX351654B/es
Priority to CA2850555A priority patent/CA2850555C/en
Priority to CN2011900002064U priority patent/CN202628583U/zh
Priority to PCT/CN2011/085135 priority patent/WO2013097216A1/zh
Priority to US13/786,429 priority patent/US9983082B2/en
Publication of WO2013097216A1 publication Critical patent/WO2013097216A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means

Definitions

  • the utility model relates to an automatic adjusting structure of a pressure measuring interface of a fan.
  • the fan pressure measuring interface is a small part mounted on the side of the fan volute. It is a safety device. Although its volume is small, it has a very large effect.
  • the negative pressure value of the pressure measuring interface is directly connected to the air switch, and the air is directly connected.
  • the switch controls the operation or stop of the whole system. Different loads have different output values for the pressure measurement interface.
  • the traditional method is to move the position of the pressure measurement interface, or change the shape of the pressure measurement interface to reach the output value of the qualified pressure measurement interface.
  • the purpose of this is that a fan has a multi-structure pressure measuring interface, or a pressure measuring interface with multiple positions, which greatly increases the production cost, and the quality is not conducive to control.
  • the utility model aims to provide an automatic adjusting structure of a pressure measuring interface of a fan, which has a single structure and is suitable for different types of fans, has high versatility and reduces production cost.
  • the utility model relates to an automatic adjusting structure of a pressure measuring interface of a fan, comprising a volute and a pressure measuring interface, a cavity for accommodating a wind wheel is arranged in the middle of the volute, a pressure measuring through hole is arranged in the middle of the pressure measuring interface, and a pressure measuring interface is installed on the worm provided by the volute
  • the shell through hole can be axially moved along the through hole of the volute, and the pressure measuring through hole communicates with the cavity.
  • the sealing sleeve provided on the outer side of the pressure measuring interface and the through hole of the volute is provided with a card slot on the outer side of the sealing sleeve, the card slot is embedded in the bottom plate of the volute, and a mounting hole is formed in the middle of the sealing sleeve, and the pressure measuring interface is embedded and installed. The hole can be moved axially along the mounting hole.
  • the end of the pressure measuring interface described above is provided with a flange.
  • the sealing sleeve described above is a rubber member.
  • the pressure measuring interface described above is injection molded or made of a metal material.
  • the utility model has the following effects: 1) The pressure measuring interface of the utility model is installed on the through hole of the volute opened by the volute and can move axially along the through hole of the volute, and the pressure measuring through hole and the air are measured.
  • the The structure is simple, suitable for different types of fans, strong versatility, reducing production cost, changing the negative pressure output value of the fan by changing the position of the pressure measuring interface, thereby changing the performance of the fan; 2) outside the pressure measuring interface, the volute
  • a sealing sleeve is arranged at the through hole, a card slot is arranged outside the sealing sleeve, the card slot is embedded in the bottom plate of the volute, and a mounting hole is formed in the middle of the sealing sleeve, and the pressure measuring interface is embedded in the mounting hole and can move axially along the mounting hole.
  • the sealing sleeve is suitable for the volute fan with thin wall surface, ensuring that the pressure measuring interface can move axially and the sealing effect is good; 3)
  • the end of the pressure measuring interface is provided with a flange to prevent the pressure measuring interface from falling off.
  • Figure 1 is a perspective view of the present invention.
  • Figure 2 is a schematic view of the structure of the present invention.
  • Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
  • Figure 4 is a partial B-B diagram of Figure 3.
  • a fan pressure measuring interface automatic adjusting structure comprises a volute 1 and a pressure measuring interface 2, and a cavity 1 1 for accommodating a wind wheel is opened in the middle of the volute 1
  • a pressure measuring through hole 21 is arranged in the middle of the pressure interface 2
  • the pressure measuring interface 2 is mounted on the volute through hole 12 of the volute 1 and can move axially along the volute through hole 12, and the pressure measuring through hole 21 and the cavity 1 1 communication
  • a sealing sleeve 3 is arranged outside the pressure measuring interface 2 and at the volute through hole 12, and a slot 31 is arranged outside the sealing sleeve 3, the slot 31 is embedded in the bottom plate of the volute 1, and the sealing sleeve 3 is opened in the middle
  • the mounting hole 32, the pressure measuring interface 2 is embedded in the mounting hole 32 and can move axially along the mounting hole 32; the end of the pressure measuring interface 2 is provided with a flange 22; the sealing sleeve 3 is a rubber
  • the utility model is provided with a sealing sleeve 3 on the outer side of the pressure measuring interface 2 and the through hole 12 of the volute.
  • the outside of the sealing sleeve 3 is provided with a card slot 31.
  • the card slot 31 is embedded in the bottom plate of the volute 1 and the sealing sleeve 3 is installed in the middle.
  • the hole 32 and the pressure measuring interface 2 are embedded in the mounting hole 32 and can be axially moved along the mounting hole 32. After moving to a suitable position, the pressure measuring port 2 is fixed by glue or screw, and the structure is single, suitable for different types of fans, universal Strong, reducing production costs.

Landscapes

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

Abstract

一种风机测压接口自动调节结构，包括蜗壳（1）和测压接口（2），蜗壳（1）中间开设容纳风轮的空腔（11），测压接口（2）中间设有测压通孔（21），测压接口（2）安装在蜗壳（1）开设的蜗壳通孔（12）上并可沿蜗壳通孔（12）轴向移动，测压通孔（21）和空腔（11）连通，该结构通过改变测压接口的位置而改变风机负压输出值，从而改变风机的性能。该结构简单、成本低，通用性强，适用于不同类型的风机。

Description

一种风机测压接口自动调节结构
技术领域：
本实用新型涉及一种风机测压接口自动调节结构。
背景技术：
风机测压接口作为安装在风机蜗壳侧面的一个小零件， 它是一个安全装置， 其体积虽然小， 但是作用却非常大， 测压接口输出的负压值直接连接到空气开 关中， 而空气开关控制整个系统的运行或停止， 不同的负载对测压接口的输出 值要求不同， 传统的做法是移动测压接口的位置， 或者改变测压接口形状， 以 此到达合格的测压接口输出值的目的， 这样造成了一个风机有多种结构的测压 接口， 或者有多种位置的测压接口， 极大的增加了生产成本， 同时质量方面不 利于管控。
发明内容：
本实用新型的目的是提供一种风机测压接口自动调节结构， 它结构筒单， 适用不同类型的风机， 通用性强， 降低生产成本。
本实用新型的目的是通过下述技术方案予以实现的。
一种风机测压接口自动调节结构， 包括蜗壳和测压接口， 蜗壳中间开设容 纳风轮的空腔， 测压接口中间设有测压通孔， 测压接口安装在蜗壳开设的蜗壳 通孔上并可沿蜗壳通孔轴向移动， 测压通孔和空腔连通。
上述所述的在测压接口外侧、 蜗壳通孔处设有密封套， 密封套外侧设有卡 槽， 卡槽嵌入蜗壳的底板上， 密封套中间开设有安装孔， 测压接口嵌入安装孔 里并可沿安装孔轴向移动。
上述所述的测压接口的端部设有翻边。
上述所述的密封套是橡胶件。
上述所述的测压接口是注塑成型或者金属材料制成。
本实用新型与现有技术相比， 具有如下效果： 1 )本实用新型测压接口安装 在蜗壳开设的蜗壳通孔上并可沿蜗壳通孔轴向移动， 测压通孔和空腔连通， 该 结构筒单， 适用不同类型的风机， 通用性强， 降低生产成本， 通过改变测压接 口的位置而改变风机负压输出值， 从而达到改变风机的性能； 2 )在测压接口外 侧、 蜗壳通孔处设有密封套， 密封套外侧设有卡槽， 卡槽嵌入蜗壳的底板上， 密封套中间开设有安装孔， 测压接口嵌入安装孔里并可沿安装孔轴向移动， 该 密封套适用于壁面较薄的蜗壳风机， 保证测压接口能轴向移动， 且密封效果好； 3 )测压接口的端部设有翻边， 防止测压接口脱落。
附图说明：
图 1 是本实用新型立体图。
图 2 是本实用新型结构示意图。
图 3 是图 2的 A-A部分剖视图。
图 4 是图 3的 B-B局部防大图。
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。
如图 1、 图 2、 图 3和图 4所示， 一种风机测压接口自动调节结构， 包括蜗 壳 1和测压接口 2 , 蜗壳 1中间开设容纳风轮的空腔 1 1 , 测压接口 2中间设有 测压通孔 21 , 测压接口 2安装在蜗壳 1开设的蜗壳通孔 1 2上并可沿蜗壳通孔 12轴向移动， 测压通孔 21和空腔 1 1连通； 在测压接口 2外侧、 蜗壳通孔 12处 设有密封套 3 , 密封套 3外侧设有卡槽 31 , 卡槽 31嵌入蜗壳 1的底板上， 密封 套 3中间开设有安装孔 32 , 测压接口 2嵌入安装孔 32里并可沿安装孔 32轴向 移动； 测压接口 2的端部设有翻边 22 ; 密封套 3是橡胶件； 测压接口 2是注塑 成型或者金属材料制成。
本实用新型在测压接口 2外侧、 蜗壳通孔 12处设有密封套 3 , 密封套 3外侧设 有卡槽 31 , 卡槽 31嵌入蜗壳 1的底板上， 密封套 3中间开设有安装孔 32 , 测压接 口 2嵌入安装孔 32里并可沿安装孔 32轴向移动， 移动到合适的位置后通过胶水或 者螺釘固定测压接口 2 , 它结构筒单， 适用不同类型的风机， 通用性强， 降低生 产成本。

Claims

权 利 要 求
1、 一种风机测压接口自动调节结构， 包括蜗壳 （1 )和测压接口 （2 ), 蜗 壳（ 1 )中间开设容纳风轮的空腔（ 11 ), 测压接口 （ 2 )中间设有测压通孔（ ), 其特征在于； 测压接口 （ 2 )安装在蜗壳 （ 1 )开设的蜗壳通孔（ U )上并可沿 蜗壳通孔（ 12 )轴向移动， 测压通孔（ 21 )和空腔（ 11 )连通。
2、 根据权利要求 1所述的一种风机测压接口自动调节结构， 其特征在于： 在测压接口 （ 2 )外侧、 蜗壳通孔（ U )处设有密封套（ 3 ) , 密封套（ 3 )外侧 设有卡槽（ 31 ) , 卡槽（ 31 )嵌入蜗壳 （ 1 ) 的底板上， 密封套（ 3 ) 中间开设有 安装孔（ 32 ), 测压接口 （ 2 )嵌入安装孔（ 32 )里并可沿安装孔（ 32 )轴向移 动。
3、 根据权利要求 1或 2所述的一种风机测压接口自动调节结构， 其特征在 于： 测压接口 （2 ) 的端部设有翻边（ 22 )。
4、 根据权利要求 2所述的一种风机测压接口自动调节结构， 其特征在于： 密封套（3 )是橡胶件。
5、 根据权利要求 3所述的一种风机测压接口自动调节结构， 其特征在于： 测压接口 （2 )是注塑成型或者金属材料制成的。
PCT/CN2011/085135 2011-12-31 2011-12-31 一种风机测压接口自动调节结构 Ceased WO2013097216A1 (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
MX2013011035A MX351654B (es) 2011-12-31 2011-12-31 Estructura para ajustar automáticamente el portillo medidor de presión de un soplador.
CA2850555A CA2850555C (en) 2011-12-31 2011-12-31 Structure for automatically adjusting pressure-measuring port of blower
CN2011900002064U CN202628583U (zh) 2011-12-31 2011-12-31 一种风机测压接口自动调节结构
PCT/CN2011/085135 WO2013097216A1 (zh) 2011-12-31 2011-12-31 一种风机测压接口自动调节结构
US13/786,429 US9983082B2 (en) 2011-12-31 2013-03-05 Volute mechanism for blower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/085135 WO2013097216A1 (zh) 2011-12-31 2011-12-31 一种风机测压接口自动调节结构

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/786,429 Continuation-In-Part US9983082B2 (en) 2011-12-31 2013-03-05 Volute mechanism for blower

Publications (1)

Publication Number Publication Date
WO2013097216A1 true WO2013097216A1 (zh) 2013-07-04

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ID=47381788

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/085135 Ceased WO2013097216A1 (zh) 2011-12-31 2011-12-31 一种风机测压接口自动调节结构

Country Status (5)

Country Link
US (1) US9983082B2 (zh)
CN (1) CN202628583U (zh)
CA (1) CA2850555C (zh)
MX (1) MX351654B (zh)
WO (1) WO2013097216A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN204200641U (zh) * 2014-10-27 2015-03-11 中山大洋电机制造有限公司 一种风机的测压接口结构
CN104912825A (zh) * 2015-04-30 2015-09-16 浙江双双制冷设备有限公司 一种离心风机
US10590941B2 (en) * 2017-05-24 2020-03-17 Regal Beloit America, Inc. Static pressure tap
CN208634102U (zh) * 2018-07-06 2019-03-22 中山大洋电机股份有限公司 一种用在蜗壳上的测压接口组件及应用其的引风机
CN111271773A (zh) * 2020-03-20 2020-06-12 海信（山东）空调有限公司 空调器室内机

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SU691706A1 (ru) * 1977-07-21 1979-10-15 Предприятие П/Я Р-6639 Устройство дл измерени полного давлени на входе компрессора
JPS604932U (ja) * 1983-06-24 1985-01-14 株式会社日立製作所 送風機
US4631967A (en) * 1985-05-17 1986-12-30 Welker Engineering Company Automatic insertion device
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FR2840987A1 (fr) * 2002-06-18 2003-12-19 Rational Ag Dispositif pour determiner le rapport des pressions au niveau d'une roue d'un ventilateur et appareil de cuisson avec un tel dispositiff.
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Also Published As

Publication number Publication date
CN202628583U (zh) 2012-12-26
CA2850555C (en) 2019-06-04
MX2013011035A (es) 2013-12-06
US9983082B2 (en) 2018-05-29
CA2850555A1 (en) 2013-07-04
MX351654B (es) 2017-10-24
US20130178140A1 (en) 2013-07-11

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