WO2023230848A1 - Pompe centrifuge anti-chute à haute stabilité - Google Patents

Pompe centrifuge anti-chute à haute stabilité Download PDF

Info

Publication number
WO2023230848A1
WO2023230848A1 PCT/CN2022/096266 CN2022096266W WO2023230848A1 WO 2023230848 A1 WO2023230848 A1 WO 2023230848A1 CN 2022096266 W CN2022096266 W CN 2022096266W WO 2023230848 A1 WO2023230848 A1 WO 2023230848A1
Authority
WO
WIPO (PCT)
Prior art keywords
centrifugal pump
filtering
input end
annular
frame
Prior art date
Application number
PCT/CN2022/096266
Other languages
English (en)
Chinese (zh)
Inventor
高育志
高洁
高悦
Original Assignee
台州三鹰泵业有限公司
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 台州三鹰泵业有限公司 filed Critical 台州三鹰泵业有限公司
Priority to PCT/CN2022/096266 priority Critical patent/WO2023230848A1/fr
Publication of WO2023230848A1 publication Critical patent/WO2023230848A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal 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
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning

Definitions

  • the utility model belongs to the technical field of water pumps and relates to a centrifugal pump, in particular to a detachment-proof and highly stable centrifugal pump.
  • the centrifugal pump is designed based on the principle of centrifugal force.
  • the high-speed rotating impeller blades drive the water to rotate and throw the water out, thereby achieving the purpose of transportation. Since traditional centrifugal pumps do not have a structure to filter the water, the water contains a large amount of impurities. The impurities may damage the impeller and cause wear of the centrifugal pump parts.
  • the input end of the centrifugal pump is equipped with a layer of filter screen with a simple structure. Although it can achieve a certain filtration effect, the filter screen structure is simple to set up and install. It is easy to fall off under the pressure of the water flow, so it will still affect the filtration. Effect.
  • This utility model is to provide a high-stable centrifugal pump with a stable filtration structure, a filter structure that is not easy to fall off, and good filtration effect to prevent the above-mentioned problems existing in the prior art.
  • a high-stable centrifugal pump that prevents detachment and includes a pump body with an input end. It is characterized in that a filtering device with a filtering function is provided in the input end.
  • the filtering device consists of several filter screens arranged at intervals before and after and a frame for fixing the above-mentioned filter screen. Several of the filter screens are integrally connected to the frame.
  • the input end is provided with a device for compressing and limiting the frame.
  • the inner peripheral wall of the input end has a radial abutment step for the inner end of the limit sleeve to limit and resist, and the inner end of the limit sleeve extends axially toward the frame direction to form a positioning ring, and the There is a gap between the positioning ring and the radial abutment step, the outer end of the frame has an extension ring extending toward the inside of the gap, and the inner end of the limit sleeve has an outer A convex convex ring, the outer end surface of the convex ring is provided with an annular groove, and the end of the radially abutting step has a radially outward protruding annular ring that extends into the annular groove and engages with the annular groove.
  • the latching protrusion has an annular abutment portion on the peripheral wall of the outer end of the extension ring that abuts against the inner wall of the convex ring.
  • a abutment spring is provided between the annular abutment portion and the radial abutment step.
  • the input end A flange is fixed externally, and the inner end of the flange extends into the port of the input end and abuts against the limit sleeve.
  • the longitudinal section of the annular groove is a horizontal straight section, a curved section and an inclined section from the inside to the outside, and the longitudinal section of the annular protrusion is from the outside to the inside.
  • the outer wall of the annular convex is wrapped with a layer of elastic elastic wrapping layer.
  • the inner peripheral wall of the limiting sleeve near its outer end has a detachment opening.
  • Installing a filter device can filter the water flow to prevent impurities from entering the pump body and causing collision and wear of the parts in the pump body.
  • the filter device has a multi-layer filter screen, which greatly improves the filtering effect;
  • Figure 1 is a schematic view of the front structure of this anti-falling, highly stable centrifugal pump.
  • Figure 2 is a partial cross-sectional structural diagram of the input end.
  • Figure 3 is an enlarged structural diagram of Figure 2 at point A.
  • the anti-falling high and stable centrifugal pump includes a pump body 2 with an input end 1.
  • a filtering device with a filtering function is provided in the input end 1.
  • the filtering device is composed of several front and rear intervals.
  • the filter 3 and a frame 4 used to fix the above filter 3, several filters 3 are integrally connected in the frame 4,
  • the input end 1 is provided with a limit sleeve 5 to compress the frame 4, input
  • the inner peripheral wall of the end 1 has a radial abutment step 6 for the inner end of the limit sleeve 5 to limit and abut.
  • the inner end of the limit sleeve 5 extends axially toward the frame 4 to form a positioning ring 7.
  • the positioning ring 7 is connected with the radial end. There is a space between the radial abutment steps 6.
  • the outer end of the frame 4 has an extension ring 8 extending toward the inside of the space.
  • the inner end of the limiting sleeve 5 has an outwardly protruding convex ring 9 between the radial abutment steps 6.
  • the outer end surface of the convex ring 9 is opened and has an annular groove 10, and the end radially abutting the step 6 has a radially outward protruding annular protrusion 11 that extends into the annular groove 10 and engages with the annular groove 10,
  • the outer end peripheral wall of the extension ring 8 has an annular abutment portion 12 that abuts against the inner wall of the convex ring 9.
  • an abutment spring is provided between the annular abutment portion 12 and the radial abutment step 6. 13.
  • the input end 1 is fixedly connected with a flange 14.
  • the inner end of the flange 14 extends into the port of the input end 1 and abuts against the limit sleeve 5.
  • the abutment spring 13 is placed outside the extension ring 8 and One end and the end of the annular abutment part 12, the frame 4 slides into the limit sleeve 5 and the annular abutment part 12 enters between the convex ring 9 and the positioning ring 7.
  • the longitudinal section of the annular groove 10 is divided into a horizontal straight section, a curved section and an inclined section from the inside to the outside.
  • the longitudinal section of the annular protrusion 11 is a transverse straight section from the outside to the inside. 15.
  • the arc portion 16 and the inclined portion 17, the outer wall of the annular protrusion 11 is wrapped with a layer of elastic elastic wrapping layer, and the annular protrusion 11 is engaged in the annular groove 10.
  • the elastic wrapping layer Due to the arrangement of the elastic wrapping layer, it is During the process, the horizontal straight part 15, the arcuate part 16 and the inclined part 17 are respectively stuck into the horizontal straight section, the curved surface section and the inclined section under the action of elastic deformation to achieve a fixed effect, which can effectively prevent the positioning of the limit sleeve 5.
  • the skeleton 4 falls off.
  • the inner peripheral wall of the limit sleeve 5 near its outer end has an escape opening 18.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Le présent modèle d'utilité se rapporte au domaine technique des pompes à eau, et concerne une pompe centrifuge anti-chute à haute stabilité. Le présent modèle d'utilité résout le problème selon lequel une structure de filtration de pompe centrifuge existante est facile à installer et peut tomber facilement, affectant ainsi l'effet de filtration. La présente pompe centrifuge anti-chute à haute stabilité comprend un corps de pompe ayant une extrémité d'entrée ; l'extrémité d'entrée est pourvue à l'intérieur d'un dispositif de filtration ayant une fonction de filtration ; le dispositif de filtration est constitué d'une pluralité de tamis de filtration disposés à intervalles vers l'avant et vers l'arrière et d'un cadre utilisé pour fixer les tamis de filtration ; la pluralité de tamis de filtration sont reliés d'un seul tenant dans le cadre ; l'extrémité d'entrée est pourvue à l'intérieur d'un manchon de limitation destiné à presser et limiter le cadre ; la paroi périphérique interne de l'extrémité d'entrée est pourvue d'un gradin de butée radiale destiné à limiter et venir en butée contre l'extrémité interne du manchon de limitation ; l'extrémité interne du manchon de limitation s'étend axialement vers le cadre pour former une bague de positionnement ; un espace est disposé entre la bague de positionnement et le gradin de butée radiale. Le présent modèle d'utilité présente les avantages que la structure de filtration est stable, la structure de filtration ne tombe pas facilement, et l'effet de filtration est bon.
PCT/CN2022/096266 2022-05-31 2022-05-31 Pompe centrifuge anti-chute à haute stabilité WO2023230848A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/096266 WO2023230848A1 (fr) 2022-05-31 2022-05-31 Pompe centrifuge anti-chute à haute stabilité

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/096266 WO2023230848A1 (fr) 2022-05-31 2022-05-31 Pompe centrifuge anti-chute à haute stabilité

Publications (1)

Publication Number Publication Date
WO2023230848A1 true WO2023230848A1 (fr) 2023-12-07

Family

ID=89026650

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/096266 WO2023230848A1 (fr) 2022-05-31 2022-05-31 Pompe centrifuge anti-chute à haute stabilité

Country Status (1)

Country Link
WO (1) WO2023230848A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018125428A1 (de) * 2018-10-15 2018-12-27 FEV Europe GmbH Verdichtersystem für einen Turbolader
CN213839056U (zh) * 2020-10-22 2021-07-30 苏州苏礼能源科技有限公司 一种节能型离心循环水泵
CN215949964U (zh) * 2021-10-18 2022-03-04 台州三鹰泵业有限公司 一种防脱高稳定离心泵
CN216518696U (zh) * 2021-12-24 2022-05-13 浙江潜工泵业科技有限公司 一种防止杂质进入的潜水泵
CN114526239A (zh) * 2021-12-24 2022-05-24 三星（温岭）水泵有限公司 高稳定长寿命离心泵

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018125428A1 (de) * 2018-10-15 2018-12-27 FEV Europe GmbH Verdichtersystem für einen Turbolader
CN213839056U (zh) * 2020-10-22 2021-07-30 苏州苏礼能源科技有限公司 一种节能型离心循环水泵
CN215949964U (zh) * 2021-10-18 2022-03-04 台州三鹰泵业有限公司 一种防脱高稳定离心泵
CN216518696U (zh) * 2021-12-24 2022-05-13 浙江潜工泵业科技有限公司 一种防止杂质进入的潜水泵
CN114526239A (zh) * 2021-12-24 2022-05-24 三星（温岭）水泵有限公司 高稳定长寿命离心泵

Similar Documents

Publication Publication Date Title
WO2023230848A1 (fr) Pompe centrifuge anti-chute à haute stabilité
CN208474573U (zh) 一种家用管道单向阀接头
CN215949964U (zh) 一种防脱高稳定离心泵
CN211116629U (zh) 用于输送含颗粒介质的离心泵
CN209309026U (zh) 一种具备过滤功能的水泵
CN217080775U (zh) 一种循环水式多用真空泵
CN211885635U (zh) 一种可清洗更换角通过滤器
CN210874327U (zh) 一种t型半自动清洗过滤器
CN216111480U (zh) 一种具有自清洁功能的输送杂质用离心泵
CN209221615U (zh) 一种带过滤网组件的隐藏式水箱
CN208535414U (zh) 一种新型水管
CN216894927U (zh) 一种颗粒介质离心泵结构
CN217431394U (zh) 一种超滤膜过滤装置及包括该装置的污水泵
CN217234763U (zh) 一种带有过滤功能的高颈法兰
CN220625415U (zh) 一种防堵塞的转子流量计
CN219220743U (zh) 一种自吸式排污泵
CN219795645U (zh) 一种便于更换的化工泵用机械密封结构
CN219639570U (zh) 一种污水箱泄压阀
CN217814008U (zh) 一种耐腐蚀的离心泵
CN207437449U (zh) 一种安装方便的化工离心泵泵体
CN219035023U (zh) 用于自吸泵的排气结构
CN217511348U (zh) 一种高效节能自吸泵用的过滤装置
CN212177512U (zh) 一种加压风机可拆卸式机壳结构
CN219492561U (zh) 一种泵阀铸件
CN108379941A (zh) 油烟净化一体机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22944185

Country of ref document: EP

Kind code of ref document: A1