WO2018166445A1 - Arbre de rotor d'une pompe à tuyau - Google Patents

Arbre de rotor d'une pompe à tuyau Download PDF

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Publication number
WO2018166445A1
WO2018166445A1 PCT/CN2018/078850 CN2018078850W WO2018166445A1 WO 2018166445 A1 WO2018166445 A1 WO 2018166445A1 CN 2018078850 W CN2018078850 W CN 2018078850W WO 2018166445 A1 WO2018166445 A1 WO 2018166445A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
roller
seat
hose pump
hose
Prior art date
Application number
PCT/CN2018/078850
Other languages
English (en)
Chinese (zh)
Inventor
吴俊�
Original Assignee
合肥华运机械制造有限公司
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
Priority claimed from CN201710146817.3A external-priority patent/CN106930929B/zh
Priority claimed from CN201820254043.6U external-priority patent/CN207906045U/zh
Application filed by 合肥华运机械制造有限公司 filed Critical 合肥华运机械制造有限公司
Publication of WO2018166445A1 publication Critical patent/WO2018166445A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action

Definitions

  • the present invention relates to a hose pump, and more particularly to an improved structure of a hose pump rotor.
  • the prior art hose pump is widely used in the chemical industry and the like.
  • the basic structure includes a housing and a hose placed in the housing.
  • the rotor bracket driven by the spindle drives the roller to squeeze the hose to pump the medium.
  • the degree of rolling of the roller that is, the deformation of the hose
  • the degree of squeezing in addition, in the early, middle and late stages of use, because the elasticity of the hose changes, it is urgent for the roller to be adjusted in the radial position to obtain the appropriateness of the roller rolling hose.
  • a hose pump rotor shaft the rotor shaft includes a fixedly connected main shaft and a rotor seat, and a radial displacement limit fit is formed between the roller bracket arm and the rotor seat. At least two mounting positions on the rotor seat are used to connect the roller bracket arms and the mounting positions are symmetrically spaced along the circumferential direction.
  • the roller bracket arm can be displaced in the radial direction on the rotor seat and locked by the locking member, so that the position of the roller bracket arm can be adjusted when needed, that is, Adjust the position of the roller and the hose, so as to ensure the strength of the hose to ensure the normal operation of the hose.
  • Figure 1 is a perspective view of the first embodiment
  • Figure 2 is a right side view of Figure 1;
  • Figure 6 is a perspective view showing the state of use of the present invention.
  • Figure 10 is a schematic view showing the state of use of the first embodiment of the multi-pump
  • Figure 11 is a perspective structural view showing a second embodiment of the multi-pump of the present invention.
  • Figure 12 is a schematic view showing the state of use of the second embodiment of the multi-pump.
  • the hose pump rotor shaft includes a fixedly coupled main shaft 10 and a rotor seat 20, and a radial displacement limit fit is formed between the roller bracket arm 40 and the rotor base 20.
  • At least two mounting positions on the rotor base 20 are used to connect the roller carrier arms 40 and the mounting positions are symmetrically spaced apart in the circumferential direction.
  • the main shaft 10 and the rotor base 20 can be independently processed and fixed in a separate structure.
  • the motor drives the main shaft 10 to rotate, and the rotor base 20 rotates synchronously to drive the roller support arm 40 and the roller 30 connected thereto.
  • the roller 30 rotates, the intermittent contact and the rolling pressure hose realize the task of pumping the medium. Since the roller bracket arm 40 and the rotor base 20 form a radial displacement limit fit, the roller 30 can be adjusted in the radial direction of the rotor as needed to ensure the strength of the roller 30 rolling the hose.
  • the pumping efficiency of the hose under normal operating conditions which can increase the service life of the hose.
  • the rotor seat 20 can be selected to have a groove shape or a square shape.
  • the rotor seat 20 is formed by a groove 21 formed by a bottom plate 21 and two side plates 22 disposed on opposite sides thereof.
  • the bottom plate 21 is fixed to the main shaft 10, and the groove length direction of the groove on the rotor base 20 and the main shaft 10 The radial direction is the same.
  • the slotted structure is selected as the guiding constraint of the limit fit, which is not only simple in structure, but also advantageous in assembly operation.
  • the inner section of the roller bracket arm 40 is located in the slot cavity of the rotor base 20 and the two form a radially moving fit.
  • the roller bracket arm 40 and the bottom plate 21 of the rotor base 20 and/or the side plate 22 are provided with connecting bolts.
  • the 50 constitutes a locking connection, the outer end of the roller carrier arm 40 being located outside the outer end of the slot cavity of the rotor seat 20.
  • the roller bracket arm 40 is in the shape of a strip, and the inner side surface of the roller bracket arm 40 is fitted to the inner surface of the bottom plate 21, and the roller bracket arm is attached.
  • the two sides of the plate 40 are in contact with the inner surface of the side plate 22 of the rotor base 20, and a strip-shaped hole 41 is formed in the surface of the roller support arm 40, and the longitudinal direction of the strip-shaped hole 41 is consistent with the radial direction.
  • a connection hole 211 is defined in the plate surface of the bottom plate 21, and the strip hole 41 corresponds to the position of the connection hole 211 and is connected to the link bolt 50.
  • roller bracket arm 40 and the groove bottom and the groove wall of the rotor base 20 are configured to fit together, that is, a three-face contact type matching between the two, leaving a movement adjustment in the radial direction to ensure the rotor.
  • the two roller support arms 40 are symmetrically arranged about the main shaft 10, the outer surface of the roller support arm 40 is provided with a projection 42, and the adjustment screw is disposed between the projections 42 of the two roller support arms 40. 60.
  • the upper limit groove of the roller bracket arm 40 is a straight groove, which is convenient for processing and convenient adjustment
  • the protrusion 42 is arranged to arrange the screw 60 to allow the screw 60 and the bolt of the connecting bolt 50. It is in the avoidance position and can realize the stepless adjustment of the spacing between the roller support arms 40, so as to achieve the optimal roller 30 pressure of the roller.
  • the mounting position is evenly arranged in the circumferential direction at an angle of intervals of 180, 120, 90, 72, and 60 by 2 to 6.
  • the choice of several installation locations depends on the characteristics of the media and the pumping flow.
  • One end of the main shaft 10 is fixedly connected to the rotor base 20, and the other end is overhanging, and the overhanging end is connected to the power shaft.
  • the overhanging section of the main shaft 10 is located on the side of the bottom plate 21 opposite to the groove type area. . This configuration facilitates the mounting of the rotor shaft and the mounting and adjustment of the roller bracket arm 40.
  • a scale or a marking scale 23 is provided on the rotor base 20.
  • a scale 23 is provided on the edge of the side plate 22 of the rotor base 20 at the notch, and the projection 42 has The scale 421 is marked, and the scale 23 is arranged adjacent to the mark scale 421.
  • the corresponding arrangement of the above-mentioned scale 23 and the marking scale 421 can also be provided when the hose pump is assembled, that is, the hose is first arranged in the pump casing and the pipe end is fixed, and at this time, since there is no squeeze of the roller 30 Pressure, the hose can be installed very conveniently, whether the rear mounting of the rotor or the first installation, the roller bracket arm 40 is first adjusted to the approximate position, that is, the roller 30 is adjusted to the initial position of the installation, in the initial position of the installation.
  • the roller 30 has no interference or substantially no interference with the hose.
  • the position of the roller bracket arm 40 on the rotor seat 20 is adjusted, and the corresponding positions of the scale 23 and the marking scale 421 are observed, which is convenient. It is determined whether the roller 30 has reached the design position.
  • the rotor seat 20 is a slat arranged evenly spaced along the circumference of the main shaft 10 and the longitudinal direction of the slat and the radial direction of the main shaft 10. Consistently, the cross section of the rotor base 20 perpendicular to its longitudinal direction is a non-circular cross section. Preferably, the rotor seat 20 has a square cross section perpendicular to its length.
  • the roller bracket arm 40 which is coupled with the square cross section of the rotor seat 20 may be provided with a slot or a square tube and the rotor seat 20 to form a limit guiding fit for displacement in the radial direction, and a locking mechanism is also adopted between the two. The parts can be locked and fastened.
  • the hose pump is a hose that cooperates with a plurality of rollers on the rotor bracket. This type of structure is called a single stage pump, and the pumping efficiency is determined.
  • the invention also provides a multi-stage hose pump rotor shaft, that is, a rotor shaft drives the roller on the axially spaced multi-stage rotor bracket to cooperate with the corresponding hose to form a multi-stage or multi-stage pump.
  • a multi-stage hose pump rotor shaft that is, a rotor shaft drives the roller on the axially spaced multi-stage rotor bracket to cooperate with the corresponding hose to form a multi-stage or multi-stage pump.
  • At least two mounting positions on the rotor base 20 are used to connect the roller bracket arms 40 and the mounting positions are symmetrically spaced apart in the circumferential direction to form a group of rotors, and the rotor seats 20 are spaced apart in the axial direction. To at least one set of rotors.
  • the rotor seat 20 includes first and second rotor seats 20a, 20b, first and second rotor seats 20a,
  • the first and second roller support arms 40a, 40b and the first and second roller wheels 30a, 30b are disposed in the respective 20b, and the first and second roller support arms 40a, 40b are axially spaced and arranged perpendicular to each other.
  • the pumping efficiency can be improved and the stability of the spindle 10 can be ensured.
  • the main shaft 10 and the rotor base 20 can be independently processed and fixed in a separate structure, and the motor drives the main shaft 10 to rotate, and the rotor base 20 rotates synchronously to drive the first and second roller support arms 40a connected thereto.
  • 40b and the first and second rollers 30a, 30b rotate, and the first and second rollers 30a, 30b rotate intermittently, and the rolling hose realizes the task of pumping the medium.
  • the displacement adjustment of the first and second rollers 30a, 30b along the radial direction of the rotor can be adjusted as needed to ensure the first and second The rollers 30a, 30b roll the strength of the hose to make the pumping efficiency in the normal working state of the hose, which can improve the service life of the hose.
  • the rollers 30a, 30b roll the strength of the hose to make the pumping efficiency in the normal working state of the hose, which can improve the service life of the hose.
  • the groove-shaped area of the first rotor base 20a surrounded by the bottom plate 21 and the opposite side plates 22 thereof constitutes the mounting position of the first roller support arm 40a
  • the bottom plate 21 is fixedly coupled to the main shaft 10
  • the second rotor base 20b includes inner and outer double-sided groove-shaped seats.
  • the slot of the double-sided groove of the base body is perpendicular to the longitudinal direction and the inner slot is opposite to the side plate 22 of the first rotor seat 20a.
  • the slots formed are aligned and integrally joined by a connector 23, and the outer slotted region of the second rotor seat 20b constitutes the mounting position of the second roller bracket arm 40b.
  • the rotor seat 20 is constructed by using a component and then fixedly connected.
  • the above solution is convenient for selecting between a single-stage or two-stage pump. If necessary, the second rotor seat 20b is basically a single-stage pump after being removed. Structure. It is easy to change a single stage to two levels if needed.
  • the groove-shaped area of the first rotor base 20a surrounded by the bottom plate 21 and the opposite side plates 22 thereof constitutes the mounting position of the first roller bracket arm 40a, and the bottom plate 21 and the spindle 10
  • the second flange seat 20b is formed by the outwardly extending flange card slot 24 at the slot edge of the side plate 22, and the slot length direction of the flange card slot 24 is opposite to the slot length of the first rotor seat 20a. vertical.
  • the rotor seat 20 is a monolithic structure, and the precision of the positioning surface is ensured when integrally processed, and the structure of the rotor seat 20 itself is relatively simple.

Abstract

L'invention concerne un arbre de rotor d'une pompe à tuyau, qui permet d'assurer que la position d'un rouleau relié à l'arbre soit ajustable dans la direction radiale, et qu'un degré de compression approprié d'un tuyau soit obtenu. L'arbre de rotor comprend un arbre principal (10) et une base de rotor (20) qui sont reliés de manière fixe ; un bras de support de rouleau (40) et la base de rotor (20) sont ajustés de manière limitée l'un par rapport à l'autre dans le sens de déplacement radial ; et la base de rotor (20) présente au moins deux positions d'installation qui sont conçues pour être reliées au bras de support de rouleau (40) et disposées symétriquement à des intervalles dans la direction circonférentielle. Le bras de support de rouleau peut effectuer un déplacement sur la base de rotor dans la direction radiale et être verrouillé par une partie de verrouillage à fixer. La position du bras de support de rouleau peut être ajustée au besoin, c'est-à-dire que la position d'ajustement du rouleau et du tuyau est ajustée pour garantir la force exercée par le rouleau sur le tuyau, ainsi que le fonctionnement normal du tuyau.
PCT/CN2018/078850 2017-03-13 2018-03-13 Arbre de rotor d'une pompe à tuyau WO2018166445A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201710146817.3 2017-03-13
CN201710146817.3A CN106930929B (zh) 2017-03-13 2017-03-13 软管泵转子轴
CN201820254043.6U CN207906045U (zh) 2018-02-11 2018-02-11 软管泵转子轴
CN201820254043.6 2018-02-11

Publications (1)

Publication Number Publication Date
WO2018166445A1 true WO2018166445A1 (fr) 2018-09-20

Family

ID=63521787

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/078850 WO2018166445A1 (fr) 2017-03-13 2018-03-13 Arbre de rotor d'une pompe à tuyau

Country Status (1)

Country Link
WO (1) WO2018166445A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484864A (en) * 1981-12-31 1984-11-27 Delasco Peristaltic pump
JPH0633777B2 (ja) * 1983-07-25 1994-05-02 フレセニウス アクチエンゲゼルシヤフト ぜん動的に作用するロ−ラポンプ
CN101900104A (zh) * 2010-09-06 2010-12-01 吴俊� 一种软管泵
JP2016191371A (ja) * 2015-03-31 2016-11-10 ミネベア株式会社 ロータ及びポンプ装置
CN106640608A (zh) * 2017-03-13 2017-05-10 合肥华运机械制造有限公司 软管泵转子
CN106930929A (zh) * 2017-03-13 2017-07-07 合肥华运机械制造有限公司 软管泵转子轴
CN206555108U (zh) * 2017-03-13 2017-10-13 合肥华运机械制造有限公司 软管泵转子
CN206723022U (zh) * 2017-03-13 2017-12-08 合肥华运机械制造有限公司 软管泵转子轴

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484864A (en) * 1981-12-31 1984-11-27 Delasco Peristaltic pump
JPH0633777B2 (ja) * 1983-07-25 1994-05-02 フレセニウス アクチエンゲゼルシヤフト ぜん動的に作用するロ−ラポンプ
CN101900104A (zh) * 2010-09-06 2010-12-01 吴俊� 一种软管泵
JP2016191371A (ja) * 2015-03-31 2016-11-10 ミネベア株式会社 ロータ及びポンプ装置
CN106640608A (zh) * 2017-03-13 2017-05-10 合肥华运机械制造有限公司 软管泵转子
CN106930929A (zh) * 2017-03-13 2017-07-07 合肥华运机械制造有限公司 软管泵转子轴
CN206555108U (zh) * 2017-03-13 2017-10-13 合肥华运机械制造有限公司 软管泵转子
CN206723022U (zh) * 2017-03-13 2017-12-08 合肥华运机械制造有限公司 软管泵转子轴

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