CN107246380A - A kind of linear peristaltic pump - Google Patents
A kind of linear peristaltic pump Download PDFInfo
- Publication number
- CN107246380A CN107246380A CN201710600630.6A CN201710600630A CN107246380A CN 107246380 A CN107246380 A CN 107246380A CN 201710600630 A CN201710600630 A CN 201710600630A CN 107246380 A CN107246380 A CN 107246380A
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- CN
- China
- Prior art keywords
- hose
- peristaltic pump
- pressure pipe
- reciprocating motion
- straight reciprocating
- 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.)
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Classifications
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- 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
- F04B43/1223—Machines, pumps, or pumping installations having flexible working members having peristaltic action the actuating elements, e.g. rollers, moving in a straight line during squeezing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of linear peristaltic pump, including：Lift drive component, pump assembly, straight reciprocating motion module, back-flow preventer, pressure pipe roll wheel assembly, hose and cover plate assembly；The lifting drive component, back-flow preventer, straight reciprocating motion module are installed on pump assembly；The hose and cover plate assembly are arranged on lifting drive component, drive the hose and cover plate assembly to move up and down by lifting drive component；The pressure pipe roll wheel assembly is arranged on straight reciprocating motion module；The back-flow preventer is arranged on one end back-flow preventer of straight reciprocating motion module.The present invention has the advantages that simple, with low cost principle, stable transmission, measuring accuracy are higher.
Description
Technical field
Present invention relates generally to fluid metering technical field, a kind of linear peristaltic pump suitable for fluid is refered in particular to.
Background technology
With the development of technology, many special industries are such as given birth to the precision of metering and the requirement more and more higher of cleanliness factor
Thing pharmaceutical industry, medical industry, chemical industry etc..At present, when carrying out accurate measurement to fluid, typically using plunger pump, compacted
Dynamic pump technology.But existing mode still has some shortcomings, so as to largely effect on the accuracy of metering.
In existing straight line peristaltic pump technology, straight reciprocating motion module is fixed, and pressure pipe roller needs to be arranged on straight line
Move back and forth and moved along a straight line on module, while the pressure pipe for doing raising and lowering is acted, thus whole drive mechanism is more complicated.
It is farthest from straight line module sliding block during pressure pipe roller pressure pipe, while suffered elastic hose resistance is maximum during work so that straight line module
Sliding block moment of torsion increases, and transmission efficiency is relatively low and is driven relatively unstable.Simultaneously in existing straight line peristaltic pump technology, back-flow preventer
Each a set of independent power drive is needed with pressure pipe roller devices, control is relative complex, and stability is poor.
The content of the invention
The technical problem to be solved in the present invention is that：The technical problem existed for prior art, the present invention provides one
Plant the higher linear peristaltic pump of simple, with low cost principle, stable transmission, measuring accuracy.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of linear peristaltic pump, including：Lift drive component, pump assembly, straight reciprocating motion module, back-flow preventer,
Pressure pipe roll wheel assembly, at least one set of hose and cover plate assembly；The lifting drive component, back-flow preventer, linear reciprocation
Motion module is installed on pump assembly；The hose and cover plate assembly are arranged on lifting drive component, by rising
Drop drive component drives the hose and cover plate assembly to move up and down；The pressure pipe roll wheel assembly is arranged on linear reciprocation
Move on module；The back-flow preventer is arranged on one end back-flow preventer of straight reciprocating motion module.
As a further improvement on the present invention：The back-flow preventer is check valve or pinch valve.
As a further improvement on the present invention：The back-flow preventer is connected with lifting drive component, the anti-return dress
The elevating movement put and the elevating movement of hose and cover plate assembly share a set of power-driven system.
As a further improvement on the present invention：The lifting drive component includes driving power part and cam mechanism, according to
It is suitable that elevating movement and back-flow preventer clamp by the curve controlled hose and cover plate assembly of the cam mechanism are moved
Sequence.
As a further improvement on the present invention：The output end of the driving power part passes through shaft coupling and connecting shaft phase
Even, flexible pipe lifter cam mechanism and anti-return lifter cam mechanism are installed in the connecting shaft.
As a further improvement on the present invention：The hose is arranged in pressure pipe roll wheel assembly and cover plate assembly
Between.
As a further improvement on the present invention：The pressure pipe roll wheel assembly includes roller mounting seat, pressure pipe roller and roller
Axle, the pressure pipe roller is installed in roller mounting seat by roller shaft, the pressure pipe roller be used for hose coordinate with
Carry out extruding action.
As a further improvement on the present invention：The hose includes elastic hose and pipe joint, the elastic hose
Arrange that the two ends of the elastic hose are provided with pipe joint along the direction of motion of straight reciprocating motion module.
As a further improvement on the present invention：The pressure pipe roll wheel assembly, hose, straight reciprocating motion module are one by one
One group is correspondingly formed, the linear peristaltic pump includes more than two and is controlled simultaneously.
Compared with prior art, the advantage of the invention is that：The linear peristaltic pump of the present invention, simple in construction, transmission is steady
Fixed, measuring accuracy is higher.Straight reciprocating motion module is not moved up and down, and control simple and stable, energy consumption is low, ensure that straight line
The accuracy of motion, it is final to be beneficial to optimize and lifted overall control accuracy and measuring accuracy.
Brief description of the drawings
Fig. 1 is the structure front sectional view of embodiments of the invention one.
Fig. 2 is Fig. 1 left view sectional view.
Fig. 3 is structural representation when embodiments of the invention one work.
Fig. 4 is the structure front sectional view of embodiments of the invention two.
Fig. 5 is the lifting drive component schematic diagram of embodiments of the invention two.
Marginal data：
1st, drive component is lifted；11st, power part is driven；12nd, shaft coupling；13rd, bearing block；14th, module lifter cam mechanism；
15th, lifting guide pillar；16th, lifting guide pillar seat；17th, anti-return lifter cam mechanism；18th, connecting shaft；2nd, pump assembly；3rd, straight line
Move back and forth module；4th, back-flow preventer；5th, pressure pipe roll wheel assembly；51st, roller mounting seat；52nd, pressure pipe roller；53rd, roller
Axle；6th, hose；61st, elastic hose；62nd, pipe joint；7th, anti-reflux valve；8th, module installing plate；9th, cover plate assembly.
Embodiment
The present invention is described in further details below with reference to Figure of description and specific embodiment.
Embodiment 1：As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, a kind of linear peristaltic pump of the invention, including：Lifting driving
Component 1, pump assembly 2, straight reciprocating motion module 3, back-flow preventer 4, pressure pipe roll wheel assembly 5, at least one set of hose 6
With cover plate assembly 9.Lifting drive component 1, back-flow preventer 4, straight reciprocating motion module 3 are installed on pump assembly 2, can
Installed by module installing plate 8；Hose 6 and cover plate assembly 9 are arranged on lifting drive component 1, pass through lifting
Drive component 1 is driven, and hose 6 and cover plate assembly 9 can be moved up and down.Pressure pipe roll wheel assembly 5 is directly fixedly mounted on
On straight reciprocating motion module 3.Back-flow preventer 4 is arranged on one end of straight reciprocating motion module 3.
In the present embodiment, it will be understood that in other examples, above-mentioned back-flow preventer 4 can use anti-reflux valve
7, check valve or pinch valve, or on-off valve are for example used according to actual needs, but are also not limited to on-off valve and above-mentioned valve group.
In the present embodiment, lifting drive component 1 includes driving power part 11 and cam mechanism, is controlled by cam curve
Control the elevating movement of hose 6 and cover plate assembly 9, and with the clamp of back-flow preventer 4 is moved sequentially forms cooperation.This
In embodiment, driving power part 11 be connected by shaft coupling 12, bearing block 13 with connecting shaft 18, be provided with connecting shaft 18 to
Few one group of module lifter cam mechanism 14, module lifter cam mechanism 14 includes lifting guide pillar 15 and lifting guide pillar seat 16, lifting
Guide rod 15 is installed in connecting shaft 18 by lifting guide pillar seat 16.In this example, module lifter cam mechanism 14 is two groups, is located at
The two ends of connecting shaft 18, corresponding to the two ends of hose 6.
In concrete application example, straight reciprocating motion module 3 can select suitable mechanism according to actual needs, only
Meet the demand of straight reciprocating motion.
In the present embodiment, pressure pipe roll wheel assembly 5 includes roller mounting seat 51, pressure pipe roller 52 and roller shaft 53, pressure pipe rolling
Wheel 52 is installed in roller mounting seat 51 by roller shaft 53, and pressure pipe roller 52 is used for coordinating to be extruded with hose 6
Action.
In the present embodiment, hose 6 includes elastic hose 61 and pipe joint 62, and elastic hose 61 is transported along linear reciprocation
The direction of motion arrangement of dynamic model group 3, the two ends of elastic hose 61 are provided with pipe joint 62.
In the present embodiment, hose 6 is arranged on the centre of pressure pipe roll wheel assembly 5 and cover plate assembly 9.
During work, driven by lifting drive component 1, elevating movement is carried out with hose 6 and cover plate assembly 9, so that
Pressure pipe roll wheel assembly 5 contacts, extrudes or left hose 6；Meanwhile, as straight reciprocating motion module 3 is with pressure pipe roller
Arranged direction of the component 5 along hose 6 is moved, and measuring fixed amount operation is completed with squeezing tube component 6.During this,
Back-flow preventer 4 also coordinates elevating movement, is coordinated with hose 6, prevents fluid reflux.
Embodiment 2：As shown in Figure 4 and Figure 5, a kind of linear peristaltic pump of the invention, including：Lift drive component 1, pump
Body component 2, straight reciprocating motion module 3, back-flow preventer 4, pressure pipe roll wheel assembly 5, hose 6 and cover plate assembly 9.Lifting
Drive component 1, back-flow preventer 4, straight reciprocating motion module 3 are installed on pump assembly 2, can pass through module installing plate 8
To be installed；Hose 6 and cover plate assembly 9 are arranged on lifting drive component 1, are driven by lifting drive component 1, soft
Tube assembly 6 and cover plate assembly 9 can be moved up and down.Pressure pipe roll wheel assembly 5 is directly fixedly mounted on straight reciprocating motion module 3
On.Back-flow preventer 4 is arranged on one end of straight reciprocating motion module 3.
In the present embodiment, above-mentioned back-flow preventer 4 is by the way of crimp member, and the back-flow preventer 4 drives with lifting
Dynamic component 1 is connected, and under the driving of lifting drive component 1, moves up and down to reach the effect of clamp or loose tube.It is described to prevent back
Flow the elevating movement of device 4 and share a set of power-driven system with the elevating movement of hose 6 and cover plate assembly 9.
In the present embodiment, lifting drive component 1 includes driving power part 11 and cam mechanism, is controlled by cam curve
The elevating movement of back-flow preventer 4, hose 6 and cover plate assembly 9 is controlled, and it is suitable with the clamp motion of back-flow preventer 4
Sequence formation coordinates.In the present embodiment, driving power part 11 is connected by shaft coupling 12 with connecting shaft 18, is installed in connecting shaft 18
There is at least one set of module lifter cam mechanism 14, module lifter cam mechanism 14 includes lifting guide pillar 15 and lifting guide pillar seat 16,
Lifting guide pillar 15 is installed in connecting shaft 18 by lifting guide pillar seat 16.In this example, module lifter cam mechanism 14 is two groups,
Positioned at the two ends of connecting shaft 18, corresponding to the two ends of hose 6.It is also equipped with preventing back for driving and controlling in connecting shaft 18
Flow the anti-return lifter cam mechanism 17 of device 4.
In the present embodiment, pressure pipe roll wheel assembly 5 includes roller mounting seat 51, pressure pipe roller 52 and roller shaft 53, pressure pipe rolling
Wheel 52 is installed in roller mounting seat 51 by roller shaft 53, and pressure pipe roller 52 is used for coordinating to be extruded with hose 6
Action.
In the present embodiment, hose 6 includes elastic hose 61 and pipe joint 62, and elastic hose 61 is transported along linear reciprocation
The direction of motion arrangement of dynamic model group 3, the two ends of elastic hose 61 are provided with pipe joint 62.
Referring to Fig. 5, pressure pipe roll wheel assembly 5, hose 6, straight reciprocating motion module 3, which are corresponded, forms one group, this
It can be multigroup in example, and be controlled simultaneously.It is appreciated that cover plate assembly 9 can also be multiple, respectively with each group pair
Should.
In other embodiments, hose 6, can be by pressure pipe roll wheel assembly 5 come Synchronization Control to be more than two.
During work, driven by lifting drive component 1, elevating movement is carried out with hose 6 and cover plate assembly 9, so that
Pressure pipe roll wheel assembly 5 contacts, extrudes or left hose 6；Meanwhile, as straight reciprocating motion module 3 is with pressure pipe roller
Arranged direction of the component 5 along hose 6 is moved, and measuring fixed amount operation is completed with squeezing tube component 6.During this,
Back-flow preventer 4 also carries out elevating movement in the case where lifting drive component 1 drives, and is coordinated with hose 6, prevents fluid from returning
Stream.
It the above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention should be regarded as the protection of the present invention
Scope.
Claims (10)
1. a kind of linear peristaltic pump, it is characterised in that including：Lift drive component（1）, pump assembly（2）, linear reciprocation fortune
Dynamic model group（3）, back-flow preventer（4）, pressure pipe roll wheel assembly（5）, at least one set of hose（6）And cover plate assembly（9）；It is described
Lift drive component（1）, back-flow preventer（4）, straight reciprocating motion module（3）It is installed in pump assembly（2）On；It is described soft
Tube assembly（6）And cover plate assembly（9）Installed in lifting drive component（1）On, by lifting drive component（1）Drive the flexible pipe
Component（6）And cover plate assembly（9）Move up and down；The pressure pipe roll wheel assembly（5）Installed in straight reciprocating motion module（3）
On；The back-flow preventer（4）It is arranged on straight reciprocating motion module（3）One end.
2. linear peristaltic pump according to claim 1, it is characterised in that the back-flow preventer（4）Driven with lifting
Component（1）It is connected, the back-flow preventer（4）Elevating movement and straight reciprocating motion module（3）Elevating movement share one
Cover power-driven system；The lifting drive component（1）Including driving power part（11）And cam mechanism, by the cam
The curve controlled hose of mechanism（6）And cover plate assembly（9）Elevating movement and back-flow preventer（4）Elevating movement it is suitable
Sequence.
3. linear peristaltic pump according to claim 2, it is characterised in that the driving power part（11）Output end
Pass through shaft coupling（12）With connecting shaft（18）It is connected, the connecting shaft（18）On anti-return lifter cam mechanism is installed（17）With
At least one set of module lifter cam mechanism（14）.
4. linear peristaltic pump according to claim 2, it is characterised in that the straight reciprocating motion module（3）Pass through
Module installing plate（8）It is fixedly mounted.
5. linear peristaltic pump according to claim 4, it is characterised in that the module lifter cam mechanism（14）Including
Lifting guide pillar（15）With lifting guide pillar seat（16）, the lifting guide pillar（15）Pass through lifting guide pillar seat（16）It is installed on connecting shaft
（18）On.
6. linear peristaltic pump according to claim 1, it is characterised in that the back-flow preventer 4 uses anti-reflux valve
（7）, the anti-reflux valve（7）For check valve or pinch valve.
7. the linear peristaltic pump according to any one in claim 1~6, it is characterised in that the hose（6）
It is arranged on pressure pipe roll wheel assembly（5）With cover plate assembly（9）Centre.
8. the linear peristaltic pump according to any one in claim 1~6, it is characterised in that the pressure pipe roller group
Part（5）Including roller mounting seat（51）, pressure pipe roller（52）And roller shaft（53）, the pressure pipe roller（52）Pass through roller shaft
（53）It is installed on roller mounting seat（51）On, the pressure pipe roller（52）It is used for and hose（6）Coordinate dynamic to carry out extruding
Make.
9. the linear peristaltic pump according to any one in claim 1~6, it is characterised in that the hose（6）
Including elastic hose（61）And pipe joint（62）, the elastic hose（61）Along straight reciprocating motion module（3）Motion side
To arrangement, the elastic hose（61）Two ends be provided with pipe joint（62）.
10. the linear peristaltic pump according to any one in claim 1~6, it is characterised in that the pressure pipe roller group
Part（5）, hose（6）, straight reciprocating motion module（3）Correspond and form one group, the linear peristaltic pump includes two
More than group and it is controlled simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710600630.6A CN107246380B (en) | 2017-07-21 | 2017-07-21 | Linear peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710600630.6A CN107246380B (en) | 2017-07-21 | 2017-07-21 | Linear peristaltic pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107246380A true CN107246380A (en) | 2017-10-13 |
| CN107246380B CN107246380B (en) | 2021-03-23 |
Family
ID=60015432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710600630.6A Active CN107246380B (en) | 2017-07-21 | 2017-07-21 | Linear peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107246380B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139436A (en) * | 2018-09-30 | 2019-01-04 | 长沙执先智量科技股份有限公司 | A kind of linear peristaltic pump roller gearing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3437050A (en) * | 1966-01-10 | 1969-04-08 | Ceskoslovenska Akademie Ved | Peristaltic pumping device |
| US5431307A (en) * | 1994-08-26 | 1995-07-11 | Gencorp Inc. | Dispensing plural components |
| CN103147964A (en) * | 2013-03-27 | 2013-06-12 | 常州普瑞流体技术有限公司 | Linear peristaltic pump |
| CN203161500U (en) * | 2013-03-27 | 2013-08-28 | 常州普瑞流体技术有限公司 | Linear type peristaltic pump |
| CN103557144A (en) * | 2013-11-07 | 2014-02-05 | 常州普瑞流体技术有限公司 | Linear type peristaltic pump for precise and quantitative fluid conveying |
| CN103874855A (en) * | 2011-10-21 | 2014-06-18 | 费森尤斯维亚尔两合公司 | Peristaltic pump for pumping a liquid and method for operating a peristaltic pump |
| CN207048957U (en) * | 2017-07-21 | 2018-02-27 | 长沙执先智量科技股份有限公司 | A kind of linear peristaltic pump |
-
2017
- 2017-07-21 CN CN201710600630.6A patent/CN107246380B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3437050A (en) * | 1966-01-10 | 1969-04-08 | Ceskoslovenska Akademie Ved | Peristaltic pumping device |
| US5431307A (en) * | 1994-08-26 | 1995-07-11 | Gencorp Inc. | Dispensing plural components |
| CN103874855A (en) * | 2011-10-21 | 2014-06-18 | 费森尤斯维亚尔两合公司 | Peristaltic pump for pumping a liquid and method for operating a peristaltic pump |
| CN103147964A (en) * | 2013-03-27 | 2013-06-12 | 常州普瑞流体技术有限公司 | Linear peristaltic pump |
| CN203161500U (en) * | 2013-03-27 | 2013-08-28 | 常州普瑞流体技术有限公司 | Linear type peristaltic pump |
| CN103557144A (en) * | 2013-11-07 | 2014-02-05 | 常州普瑞流体技术有限公司 | Linear type peristaltic pump for precise and quantitative fluid conveying |
| CN207048957U (en) * | 2017-07-21 | 2018-02-27 | 长沙执先智量科技股份有限公司 | A kind of linear peristaltic pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139436A (en) * | 2018-09-30 | 2019-01-04 | 长沙执先智量科技股份有限公司 | A kind of linear peristaltic pump roller gearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107246380B (en) | 2021-03-23 |
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Address after: 410129 room 607, building 4, Xingwei Chuangxin garden, No.57, south section of Huangxing Avenue, Langli street, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Zhixian Technology Co.,Ltd. Address before: 410129 room 607, building 4, Xingwei Chuangxin garden, No.57, south section of Huangxing Avenue, Langli street, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee before: CHANGSHA ZENITHSUN INTELLIGENCE QUANTITATIVE TECHNOLOGY Co.,Ltd. |