CN206785603U - Peristaltic pump - Google Patents
Peristaltic pump Download PDFInfo
- Publication number
- CN206785603U CN206785603U CN201720356990.1U CN201720356990U CN206785603U CN 206785603 U CN206785603 U CN 206785603U CN 201720356990 U CN201720356990 U CN 201720356990U CN 206785603 U CN206785603 U CN 206785603U
- Authority
- CN
- China
- Prior art keywords
- pump case
- flexible pipe
- rotating disc
- pump
- compression roller
- 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.)
- Expired - Fee Related
Links
- 230000002572 peristaltic effect Effects 0.000 title claims abstract description 25
- 230000006835 compression Effects 0.000 claims abstract description 31
- 238000007906 compression Methods 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 13
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 230000032258 transport Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model provides a kind of peristaltic pump, available for conveying various liquid, fluid, including the medical reagent with burn into oxygen sensitivity characteristic, chemical reagent, unclassified stores and various food etc..Peristaltic pump provided by the utility model includes pump case and the pump housing, and the pump housing includes rotating disc and compression roller, and rotating disc drives compression roller to rotate with driving axis connection to be rotated around central shaft, so as to which rotation direction of the liquid in a plurality of flexible pipe along rotating disc be conveyed.The utility model can realize that multi-pipeline is stable and convey.
Description
Technical field
Liquid pump field is the utility model is related to, specifically, is related to a kind of peristaltic pump.
Background technology
Peristaltic pump is generally used for liquid by the way that the elastic delivery hose of pump is alternately extruded and discharged to pump fluid
Metering filling field, such as quantitative filling of medical treatment detection and chemical detection reagent, its operation principle is generally by compression roller
Around a rotary shaft parallel with its axle in pump case internal rotation, extrude and promote the liquid in elastic delivery hose to travel forward, make
Elastic delivery hose rear end produces vacuum, draws liquid into elastic delivery hose, is further pushed away by the compression roller to follow up below
It is dynamic to advance, so as to quantitatively transport liquid.
When carrying out liquid conveying using peristaltic pump, in addition to flexible pipe, institute's conveying products do not contact directly with the pump housing, and repeat essence
Degree and stability are all higher, and any part of pump will not be caused damage in the case of no liquid dry run, and can convey various has
Medical reagent, chemical reagent, unclassified stores and various food of burn into oxygen sensitivity characteristic etc..When in use, only flexible pipe is needs
The part of replacement, and replacement operation is simpler, thus peristaltic pump is widely applied to the conveying of various fluids.
Chinese utility model patent CN201953621U discloses such a Peristaltic pump head, including preceding fagging 6, back brace
Plate 5, the upper holder block 8 being arranged between the preceding fagging and rear stay plate and card pipe device 11, it is arranged on preceding fagging and rear stay plate
The roller devices of central hole, formed with the first chute 51 between the preceding fagging and rear stay plate, the upper holder block be provided with
The sliding block 81 of the first chute slide fit, the bottom of first chute are provided with clamping portion of the card with the sliding block（I.e.：Neck）.
Upper holder block 8 utilizes the elasticity of itself, and its sliding block is pressed into the first chute, discharged after clamping portion is entered, by natural resiliency, on
Briquetting recovers original form, is fixed on operating position automatically.Peristaltic pump head disclosed in the utility model has following 3 and asked
Topic, problem 1：Upper holder block 8 must be flexible, is otherwise difficult to complete assembling；Problem 2：Peristaltic pump head is by upper holder block 8, rolling
The flexible pipe of wheel 12 and conveying liquid（It is not shown）Coordinate to realize the conveying of liquid, because upper holder block 8 possesses elasticity, rigid
It is low, one or two Pipeline transports are suitable only for, can not realize that multi-pipeline conveys, be conveyed if necessary to multi-pipeline, then need to use
Multiple wriggling parallels connection of pumps work simultaneously, the cost increase for conveying liquid；Problem 3：Also it is compacted just because upper holder block 8 possesses elasticity
After dynamic pump pump head long-term work, easily deform upon, it is difficult to ensure that quantitatively conveying liquid.
Utility model content
The purpose of this utility model is to provide a kind of intensity height, multi-pipeline, the peristaltic pump of stable conveying.
To achieve the above object, peristaltic pump provided by the utility model includes pump case and the pump housing, and the pump housing is arranged in pump case,
The pump housing includes rotating disc and compression roller, and rotating disc includes two the first rotating discs for facing each other and being coaxially disposed and second and rotated
Disk, the both ends of compression roller are supported by the first rotating disc and the second rotating disc respectively, and rotating disc is with driving axis connection with around its center
Axle rotates.Compression roller is arranged to two or more, equidistant with respect to central shaft and symmetrically set, for conveying the flexible pipe of liquid
It is arranged between compression roller and pump case, and the roller extruding that is squeezed, drive compression roller to rotate during turn disc, so as to by flexible pipe
Liquid along rotating disc rotation direction conveying.Flexible pipe is arranged to more than two, is arranged side by side along the axial direction of compression roller.Pump case by
Rigid material is made without elasticity.
From above scheme, flexible pipe is arranged between compression roller and rigid pump case, and the roller extruding that is squeezed, rotating disc turn
Compression roller is driven to rotate when dynamic, so as to which rotation direction of the liquid in flexible pipe along rotating disc be conveyed, to realize soft liquid in pipe
Stable conveying, and multiple flexible pipes can be arranged side by side along the length direction of compression roller, when the length of compression roller is longer, can arrange
More pipeline, so as to realize that multi-pipeline conveys, but to realize being accurately positioned and preventing interference for each flexible pipe, flexible pipe
Also should not arrange excessive.
More specific scheme is that the bottom of pump case is provided with leakage collecting tank, sets on pump case and is connected with leakage collecting tank
Wetability material, wetability material color after being contacted with liquid changes.
From above scheme, when leakage occurs for the flexible pipe in pump case, first to be concentrated in leakage collecting tank, soak
Color change after property material contacts with liquid, so as to easily discover, so that flexible pipe to be repaired or replaced in time.
More specifically scheme is that the structure with driving axis connection is both provided with the first rotating disc and the second rotating disc.
From above scheme, drive shaft can be connected with the first rotating disc and is also connected with the second rotating disc, so as to drive
Can be more flexible, installation is also more convenient, and can easily realize the conveying of both direction.
Another more specifically scheme is that flexible pipe is arranged to three, and compression roller is arranged to three.
From above scheme, three flexible pipes can realize three Pipeline transports, and the setting of three compression rollers makes rotating disk rotate one
The conveying of extruding three times to flexible pipe three times can be achieved in circle, by driving turn disc certain angle, realizes quantitative conveying, every time
Quantify and be smaller than a circle, or a few circles, conveying capacity is directly proportional to the angle of turn disc.
Further more specifically scheme is, flexible pipe includes the joint for setting its both ends, and joint is fixed on the pump case.
From above scheme, it is fixed on by joint on pump case, the flexible pipe in pump case will not produce global displacement, so as to
The conveying of liquid is more stable.
Preferably, pump case has a hexahedral profile, and flexible pipe introduces face from the flexible pipe of pump case and entered in pump case, and from pump case
Flexible pipe lead surface draw, flexible pipe introduces the same side that face and flexible pipe lead surface are pump case.
From above scheme, flexible pipe passes in and out from the same side of pump case, and flexible pipe can squeeze in the interior pressure roller that is squeezed in a big way
Pressure push liquid, it is more stable so as to convey.
More particularly, pump case includes upper pump case, lower pump case and center section, and the first rotating disc is arranged on pump case, the
Two rotating discs are arranged on lower pump case, and the part that flexible pipe is located in pump case is arranged between center section and compression roller, pars intermedia
It is divided into " recessed " type with opening, and the face relative with opening is arc surface, flexible pipe is by being arranged on upper pump case or lower pump case
Open slot enter pump case in, and from the open slot of upper pump case or the opposite side of lower pump case draw, center section closing open slot
Opening portion.
From above scheme, flexible pipe can be arranged on pump case by open slot, and the opening portion of open slot can be by
Between it is partially enclosed, so as to realize the fixation of flexible pipe, need change flexible pipe when, only center section need to be removed, you can expose soft
Pipe, easily changed with realizing.
More specifically, the axle center of arc surface and center overlapping of axles, the angle of arc surface is 120 degree~180 degree.
From above scheme, axle center and the center overlapping of axles of arc surface, when being squeezed pressure roller extruding so as to flexible pipe, in circular arc
In the range of face, the uniform force of flexible pipe.The angle of arc surface may be configured as 120 degree~180 degree, thus flexible pipe can 120 degree~
Pressure roller extruding push liquid is squeezed in the range of 180 degree, it is more stable so as to convey.
More specifically, on upper pump case or lower pump case set with center section coordinate guide structure, or upper pump case and under
The guide structure coordinated with center section is both provided with pump case.
From above scheme, the precise positioning of center section can be achieved in the setting of guide structure.
Further more specifically, being provided with guide ribs on lower pump case, guide groove is provided with center section.
From above scheme, by the cooperation of the guide groove in the guide ribs and center section on lower pump case, can facilitate
The installation positioning of center section.
It is another more particularly, set on upper pump case or lower pump case restricted center section along away from flexible pipe introduce face direction
Limiting structure is both provided with the limiting structure of disengaging, or upper pump case and lower pump case.
From above scheme, the fixation of center section is realized by limiting structure, when changing flexible pipe, can first be dismantled down
Limiting structure makes limiting structure be in the position for not limiting center section.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2, which is the utility model embodiment, introduces structural representation when from the point of view of face from its flexible pipe；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is the structural representation of the utility model embodiment middle pump body；
Fig. 5 is the structural representation of the utility model embodiment middle pump body and flexible pipe；
Fig. 6 is the structural representation of center section in the utility model embodiment；
Fig. 7 is the structural representation of center section in the utility model embodiment；
Fig. 8 is the structure chart of lower pump case in the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in figure 1, peristaltic pump includes pump case 1 and the pump housing in pump case, pump case 1 is in hexahedral shape on the whole
Shape, including upper pump case 11, center section 12 and lower pump case 13, wherein being fixed up and down between pump case by screw 3, screw 4 is set
On upper pump case 11 and lower pump case 13, its head of screw abuts with center section, so as to limit center section 12 and upper pump case 11 or
Lower pump case departs from.Pump case 1 is made up of rigid material, and without elasticity.Pump case 1 can be by metal material, plastics or other are firm
Property material is made.
As shown in Fig. 2 flexible pipe 5 enters in pump case 1 from a side of pump case 1, the side is that flexible pipe introduces face, simultaneously
Flexible pipe 5 is also drawn from the side, i.e., the same side that flexible pipe introduces face with flexible pipe lead surface is pump case 1.Also set up on the side
There is wetability material 6, wetability material 6 connects with the leakage collecting tank in pump case.
With reference to figure 3 and Fig. 4, the pump housing 2 is arranged in pump case, including the first rotating disc 21, the second rotating disc 22, connection first
The main shaft 23 of the rotating disc 22 of rotating disc 21 and second and both ends are arranged on respectively by the first rotating disc 21 and the second rotating disc 22
The compression roller 24 of support, the end of main shaft 23 can be provided with bearing as rotating disc and the structure of driving axis connection, the outside of main shaft 23
26, make the rotation of rotating disc more flexible, wherein the both ends of main shaft 23 all can with driving axis connection to drive turn disc, so as to
Driving can be more flexible, and installation is also more convenient, and can easily realize the conveying of both direction.The central shaft of rotating disc and main shaft 23
Center overlapping of axles, three compression rollers 24 are equidistant with respect to central shaft and symmetrically set, and set for conveying the flexible pipe of liquid
Between compression roller 24 and the center section 12 of pump case, and it is squeezed roller 24 and center section 12 extrudes, dotted line is shown in Fig. 3
Imaginary positions when flexible pipe is not compact.
First rotating disc 21 is located in upper pump case 11, and the top surface that main shaft 23 is extend out to from upper pump case 11 exposes, with driving
Axis connection, the second rotating disc 22 are located in the cavity of lower pump case 13, and leakage collecting tank 131 is positioned at the second rotating disc 22 and cavity bottom
Between face, wetability material 6 connects with leakage collecting tank 131.
As shown in figure 5, part of the flexible pipe 5 in pump case includes joint 51 and connection flexible pipe 52.Its center tap 51 is fixed on
On pump case 1, so that connection flexible pipe 52 can be precisely located.
As shown in fig. 6, center section 12 is " recessed " type with opening, and the face relative with opening is arc surface 123, circle
The axle center of cambered surface 123 and center overlapping of axles, so that when compression roller extrudes connection flexible pipe 52, the uniform force of connection flexible pipe 52.
As shown in fig. 7, the angle [alpha] of arc surface is 120 degree~180 degree（180 degree can not be included yet not comprising 120 degree）, flexible pipe can be 120
Pressure roller extruding push liquid is squeezed in the range of degree~180 degree, more stable so as to convey, the face being connected with arc surface can be oblique
Face or other transition faces, at transition face, extruding force suffered by connection flexible pipe 52 is less than the extruding force at arc surface 123.Pars intermedia
Guide groove 122 is provided with points 12 bottom surface 121, to be engaged with the guide ribs 132 set on lower pump case 13, referring to Fig. 8, with
The installation of center section 12 is facilitated to position.Joint 51 is clamped in the open slot 133 on lower pump case 13, and center section 12 is closed
The opening portion of open slot.Screw hole 134 on lower pump case 13 is used for mounting screw 3 to be fixed with upper pump case 11.
At work, the joints 51 of both sides is connected the present embodiment with input flexible pipe and delivery hose respectively, and with pump case 1
Connection flexible pipe 52 forms path, and drive shaft rotates in the case where motor or other drive devices drive, and makes rotating disc band by main shaft 21
Dynamic compression roller 24 rotates along conveying direction, extrudes and promotes the liquid in connection flexible pipe 52 quantitatively to be conveyed along conveying direction, makes liquid
Body stably flows to delivery hose from input flexible pipe.
When 51 part seepage of connection flexible pipe 52 or joint, the liquid leaked out can be flowed into leakage collecting tank 131, with leakage
The color that liquid collecting tank 131 connects wetability material 6 can produce change, remind the user that leakage generation.Now, need to only tear open
Screw 4 is unloaded, connection flexible pipe 52 and joint 51 can be exposed by removing center section 12 along the direction that face is introduced away from flexible pipe, be checked
After handling or changing problematic connection flexible pipe or joint, center section 12 is turned back to, guide groove 122 slides along guide ribs 133,
The opening portion of open slot 133 and the another side relative with flexible pipe introducing face are closed completely to the both sides of center section 12, it is middle
Part 12 is generally aligned in the same plane with upper pump case 11, lower pump case 13, and peristaltic pump can be reused.
In other embodiments, two rotating discs can be fixedly connected by multiple connecting rods rather than main shaft；The quantity of flexible pipe
It can be two or four；Compression roller can be two or four；Center section can be set guide ribs and set guide groove on lower pump case；
The installation guide structure of center section may be provided on pump case and center section；Other limitations can be set in upper pump case or lower pump case
The limiting structure that center section departs from along the direction that face is introduced away from flexible pipe, without using screw, such as pivotable limited block
Deng.
Claims (10)
1. peristaltic pump, including pump case and the pump housing, the pump housing are arranged in the pump case, the pump housing includes rotating disc and extruding
Roller, the rotating disc include two the first rotating discs and the second rotating disc for facing each other and being coaxially disposed, the compression roller
Both ends are supported by first rotating disc and second rotating disc respectively；
The rotating disc is with driving axis connection to be rotated around central shaft；
The compression roller is arranged to two or more, and relatively described central shaft is equidistant and symmetrically sets, for conveying liquid
Flexible pipe be arranged between the compression roller and the pump case, and extruded by the compression roller, driven during the turn disc
The compression roller rotates, so as to which rotation direction of the liquid in the flexible pipe along rotating disc be conveyed；
It is characterized in that：
The flexible pipe is arranged to more than two, is arranged side by side along the axial direction of the compression roller；
The structure with the driving axis connection is both provided with first rotating disc and second rotating disc；
The pump case is made up without elasticity of rigid material.
2. peristaltic pump according to claim 1, it is characterised in that：
The bottom of the pump case is provided with leakage collecting tank, and the wetability connected with the leakage collecting tank is set on the pump case
Material, wetability material color after being contacted with liquid change.
3. peristaltic pump according to claim 2, it is characterised in that：
The flexible pipe is arranged to three, and the compression roller is arranged to three.
4. peristaltic pump according to claim 3, it is characterised in that：
The flexible pipe includes the joint for setting its both ends, and the joint is fixed on the pump case.
5. according to the peristaltic pump described in any one of Claims 1-4, it is characterised in that：
The pump case has hexahedral profile, and the flexible pipe introduces face from the flexible pipe of the pump case and entered in the pump case, and
Drawn from the flexible pipe lead surface of the pump case, the same side that the flexible pipe introduces face with the flexible pipe lead surface is the pump case
Face.
6. peristaltic pump according to claim 5, it is characterised in that：
The pump case includes upper pump case, lower pump case and center section, and first rotating disc is arranged on the upper pump case, described
Second rotating disc is arranged on the lower pump case, the part that the flexible pipe is located in the pump case be arranged on the center section with
Between the compression roller, the center section is " recessed " type with opening, and is arc surface with the relative face of the opening, institute
Flexible pipe is stated by the open slot that is arranged on the upper pump case or the lower pump case to enter in the pump case, and from the upper pump case
Or the open slot of the opposite side of the lower pump case is drawn, the opening portion of the open slot is closed in the center section.
7. peristaltic pump according to claim 6, it is characterised in that：
The axle center of the arc surface and the center overlapping of axles, the angle of the arc surface is 120 degree~180 degree.
8. peristaltic pump according to claim 7, it is characterised in that：
On the upper pump case or the lower pump case set with the center section coordinate guide structure, or the upper pump case and
The guide structure coordinated with the center section is both provided with the lower pump case.
9. peristaltic pump according to claim 8, it is characterised in that：
Guide ribs are provided with the lower pump case, guide groove is provided with the center section.
10. peristaltic pump according to claim 6, it is characterised in that：
The restricted center section is set on the upper pump case or the lower pump case along the direction that face is introduced away from the flexible pipe
The limiting structure is both provided with the limiting structure of disengaging, or the upper pump case and the lower pump case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720356990.1U CN206785603U (en) | 2017-04-06 | 2017-04-06 | Peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720356990.1U CN206785603U (en) | 2017-04-06 | 2017-04-06 | Peristaltic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206785603U true CN206785603U (en) | 2017-12-22 |
Family
ID=60705741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720356990.1U Expired - Fee Related CN206785603U (en) | 2017-04-06 | 2017-04-06 | Peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206785603U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108580194A (en) * | 2018-07-04 | 2018-09-28 | 周莉 | A kind of multistation dispenser |
| CN108787327A (en) * | 2018-07-04 | 2018-11-13 | 周莉 | A kind of precision screw glue dispensing valve and the dispenser with it |
| CN108787328A (en) * | 2018-07-04 | 2018-11-13 | 周莉 | A kind of precision screw glue dispensing valve |
| CN112275575A (en) * | 2020-10-31 | 2021-01-29 | 深圳市高创自动化技术有限公司 | Method for controlling amount of adhesive for adhering curved-surface screen of mobile phone with high precision and low cost |
-
2017
- 2017-04-06 CN CN201720356990.1U patent/CN206785603U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108580194A (en) * | 2018-07-04 | 2018-09-28 | 周莉 | A kind of multistation dispenser |
| CN108787327A (en) * | 2018-07-04 | 2018-11-13 | 周莉 | A kind of precision screw glue dispensing valve and the dispenser with it |
| CN108787328A (en) * | 2018-07-04 | 2018-11-13 | 周莉 | A kind of precision screw glue dispensing valve |
| CN108787327B (en) * | 2018-07-04 | 2020-07-17 | 嘉兴市品信电器有限公司 | Precise screw type dispensing valve and dispensing machine with same |
| CN108580194B (en) * | 2018-07-04 | 2021-01-29 | 烟台匠为电子科技有限公司 | Multi-station glue dispenser |
| CN108787328B (en) * | 2018-07-04 | 2021-03-02 | 深圳市金麒麟环境科技有限公司 | Precise screw type dispensing valve |
| CN112275575A (en) * | 2020-10-31 | 2021-01-29 | 深圳市高创自动化技术有限公司 | Method for controlling amount of adhesive for adhering curved-surface screen of mobile phone with high precision and low cost |
| CN112275575B (en) * | 2020-10-31 | 2021-08-13 | 深圳市高创自动化技术有限公司 | Method for controlling amount of adhesive for adhering curved-surface screen of mobile phone with high precision and low cost |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: Room 103-030, 1st Floor, Building 1, No. 18, Futian Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 (centralized office area) Patentee after: Zhuhai Guangyi Intelligent Technology Co.,Ltd. Address before: 519031 Room 105, No. 6, Baohua Road, Hengqin New District, Zhuhai City, Guangdong Province-11644 Patentee before: ZHUHAI YIDONG INTELLIGENT EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |