CN202971123U - Elastic pressure type bi-directional peristaltic pump system - Google Patents
Elastic pressure type bi-directional peristaltic pump system Download PDFInfo
- Publication number
- CN202971123U CN202971123U CN 201220558081 CN201220558081U CN202971123U CN 202971123 U CN202971123 U CN 202971123U CN 201220558081 CN201220558081 CN 201220558081 CN 201220558081 U CN201220558081 U CN 201220558081U CN 202971123 U CN202971123 U CN 202971123U
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- pump
- peristaltic pump
- peristaltic
- foot
- roller mechanism
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Abstract
The utility model discloses an elastic pressure type bi-directional peristaltic pump system, which includes a pump body, wherein a pump base is arranged on the pump body; a pump water nozzle is arranged on the pump base; a pump jacket shaft is arranged on the pump base; a stepping motor is mounted on the pump base; a triangle roller mechanism is mounted on a shaft of the stepping motor; the pump jacket shaft is sleeved with pump jackets; a spring is arranged between each pump jacket and the pump base; a flow adjusting shaft is arranged on the pump base; and a peristaltic pump pipe is arranged between each pump jacket and the triangle roller mechanism. The utility model has the following benefits: as the peristaltic pump pipe is arranged between each pump jacket and the triangle roller mechanism, when the stepping motor rotates, pump tension springs are tightened, the triangle roller mechanism rotates along with the tension of the springs, under the rotary extrusion of the three pump rollers, one sides of the two peristaltic pump pipes are vacuum, and the other sides of the two peristaltic pump pipes exert pressure to push liquid inside the pump pipes to move to the rotating direction, so as to convey liquid.
Description
Technical field
The utility model relates to a kind of medical instruments field, is specifically related to the two-way peristaltic pump of a kind of elastic pressure formula.
Background technique
Peristaltic pump is to be used for liquid feeding pump or positive displacement pump in medical equipment, instrument is carried out pipeline clean parts with removal waste fluid.Peristaltic pump is a kind of liquid transporting apparatus of controllable flow speed.Make by the repeated compression spring tube commonly that in pipe, content moves towards certain orientation, its flow velocity is determined by diameter and the compression speed of pipe, is mainly used in the systems such as LC and perfusion.Fluid only contacts pump line, does not contact the pump housing, and precision is high; Repeatability, the high low-shearing force of steady state accuracy; Carry shear-sensitive, the ideal tools good airproof performance of erodibility high current body; Have good suction capacity, idle running can prevent that the backflow maintenance is simple; Valveless and Sealing; Has two-way equal flow conveying capacity; Can any parts of pump not caused damage in no liquid no load running situation; Can produce and reach 98% degree of vacuum; There is no valve, mechanical seal and stuffing seal, just do not have these to produce the factor of revealing and safeguarding yet; Can carry easily solid, liquid or gas-liquid mixed phase fluid, allow the interior contained solid diameter of fluid to reach pipe member internal diameter 40%; Can carry various materials with grinding, burn into oxygen sensitivity characteristic and various food etc.; Only the parts of flexible pipe for needing to replace, change operation very simple; Except flexible pipe, institute's conveying products does not contact with any parts.
But the peristaltic pump of present stage, structure are comparatively complicated, usually need to dismantle whole peristaltic pump when needing to change pump line.At present, in field of medical device, gear pump is arranged, diaphragm pump, but the gear pump spacing fix, there is no adjustability, need airtight environment, easy-to-leak liquid, operating noise is large, motor power consumption is large, and heating is large, and diaphragm pump works long hours, fragile, easily to reflux, the life-span is poor, at present a lot of peristaltic pump gap is fixed, pressure is difficult for adjusting, and pipeline is worked under less pressure as a result, and wriggling is poor, work under larger pressure, the pipeline cracky, higher to the size requirement of mounting parts, simultaneously, a lot of peristaltic pumps are that single tube is wriggled, and efficient is low.
The model utility content
The purpose of this utility model is to propose the two-way peristaltic pump system of a kind of elastic pressure formula, and is poor with the wriggling that solves peristaltic pump of the prior art, work under larger pressure, and pipeline cracky problem.
For reaching this purpose, the utility model by the following technical solutions:
The two-way peristaltic pump system of a kind of elastic pressure formula, comprise the pump housing, be provided with pump-foot on the described pump housing, be provided with pump sheath axle on described pump-foot, on described pump-foot, stepper motor is installed, the triangle roller mechanism is installed on described step motor shaft, on described pump sheath axle, cover has the pump sheath, be provided with a pair of pump extension spring between described pump sheath and pump-foot, be provided with flow on described pump-foot and adjust axle, and the Flow-rate adjustment axle is connected with a pump extension spring on being arranged on the pump sheath, and two peristaltic pump tubes are arranged between described pump sheath and triangle roller mechanism.
Preferably, the two ends of described triangle roller mechanism are cover plate, are provided with lower of roller and pump roller between described two cover plates.
Especially, respectively by pump water nozzle and a pipeline connection, described pump water nozzle is arranged on pump-foot described peristaltic pump tube two ends.
The beneficial effects of the utility model are: owing to being provided with the pump extension spring between described pump sheath and pump-foot, be provided with flow on described pump-foot and adjust axle, between described pump sheath and triangle roller mechanism, peristaltic pump tube is arranged, when so the utility model rotates when stepper motor, the pump extension spring is tightened up, the triangle roller mechanism rotates thereupon, under the rotary squeezing of three pump rollers, one side of 2 peristaltic pump tubes is vacuum state, opposite side is pressurized state, the liquid of promotion pump line inside moves toward sense of rotation, thereby plays the effect of carrying liquid; And the utility model is provided with two peristaltic pump tubes, is the two-way pipeline when work, can complete the discharging of waste liquid when instrument cleans, has saved the time of taking out waste liquid, makes into discharge opeing efficient higher.
Description of drawings
The sectional drawing of the two-way peristaltic pump system of Fig. 1 a kind of elastic pressure formula described in the utility model;
The A-A of Fig. 1 of the two-way peristaltic pump system of Fig. 2 a kind of elastic pressure formula described in the utility model is to view;
The pump sheath mounting point structural representation of the two-way peristaltic pump system of Fig. 3 a kind of elastic pressure formula described in the utility model;
The internal structure exploded view of the two-way peristaltic pump system of Fig. 4 a kind of elastic pressure formula described in the utility model;
Fig. 5 a kind of elastic pressure formula described in the utility model two-way peristaltic pump system with internal structure exploded view Fig. 4 different visual angles;
The structural representation of the triangle roller mechanism of the two-way peristaltic pump system of Fig. 6 a kind of elastic pressure formula described in the utility model;
The pump extension spring of the two-way peristaltic pump system of Fig. 7 a kind of elastic pressure formula described in the utility model and the mounting structure schematic diagram of Flow-rate adjustment axle;
Overall structure schematic diagram after the installation combination of the two-way peristaltic pump system of Fig. 8 a kind of elastic pressure formula described in the utility model.
In figure:
1, pump sheath axle; 2, peristaltic pump tube a; 3, peristaltic pump tube b; 4, pump sheath a; 5, pump sheath b; 6, pump extension spring a; 7, pump extension spring b; 8, triangle roller mechanism; 9, Flow-rate adjustment axle; 10, pump water nozzle; 11, stepper motor; 12, pump-foot; 13, cover plate; 14, pump roller; 15, roller is lower.
Embodiment
further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment, as extremely shown in Figure 8 in Fig. 1, the two-way peristaltic pump system of a kind of elastic pressure formula, installation pump sheath axle 1 on pump- foot 12, 2 pump sheaths of cover on pump sheath axle 1, be pump sheath a4 and pump sheath b5, by pump extension spring a6 and pump extension spring b7, two pump sheaths are connected connection with pump-foot, be in particular, pump extension spring a6 is arranged between pump sheath and pump-foot 12, and be connected with Flow-rate adjustment axle 9 on pump extension spring b7, the top of described Flow-rate adjustment axle 9 is connected on pump-foot 12, by adjusting Flow-rate adjustment axle 9, adjust easily the spring tension of pump extension spring b7, the resiliently deformable of the pump extension spring by 2 different pressures,
When stepper motor 11 rotation, pump extension spring a6 and pump extension spring b7 are tightened up, and triangle roller mechanism 8 rotates thereupon, under the rotary squeezing of three pump rollers 14, one side of 2 peristaltic pump tubes is vacuum state, and opposite side is pressurized state, and the liquid that promotes pump line inside moves toward sense of rotation, thereby play the effect of carrying liquid, and the utility model is the two-way pipeline, can when instrument cleans, complete the discharging of waste liquid, saved the time of taking out waste liquid, made into discharge opeing efficient higher.
peristaltic pump of the present utility model is the two-way peristaltic pump with elastic pressure, because pump extension spring a6 is arranged between pump sheath and pump-foot 12, and be connected with Flow-rate adjustment axle 9 on pump extension spring b7, the top of described Flow-rate adjustment axle 9 is connected on pump-foot 12, by adjusting Flow-rate adjustment axle 9, adjust easily the spring tension of pump extension spring b7, the resiliently deformable of the pump extension spring by 2 different pressures, so it is adjustable to the utlity model has squeeze pressure, resiliently deformable is controlled, pipeline is changed convenient and swift, two-way wriggling advances discharge opeing, safety and stability is efficient, the triangle rolling extrusion, the mounting parts processing request reduces, delicate structure, control accurate advantage.
Above embodiment has just set forth basic principle of the present utility model and characteristic; the utility model is not limited by above-described embodiment; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various variations and change, and these variations and change all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. two-way peristaltic pump system of elastic pressure formula, comprise the pump housing, be provided with pump-foot on the described pump housing, it is characterized in that: be provided with pump sheath axle on described pump-foot, on described pump-foot, stepper motor is installed, the triangle roller mechanism is installed on described step motor shaft, on described pump sheath axle, cover has the pump sheath, be provided with a pair of pump extension spring between described pump sheath and pump-foot, be provided with flow on described pump-foot and adjust axle, and the Flow-rate adjustment axle is connected with a pump extension spring on being arranged on the pump sheath, two peristaltic pump tubes are arranged between described pump sheath and triangle roller mechanism.
2. the two-way peristaltic pump system of a kind of elastic pressure formula according to claim 1, it is characterized in that: the two ends of described triangle roller mechanism are cover plate, are provided with lower of roller and pump roller between described two cover plates.
3. the two-way peristaltic pump system of a kind of elastic pressure formula according to claim 1 is characterized in that: described peristaltic pump tube two ends are respectively by pump water nozzle and a pipeline connection, and described pump water nozzle is arranged on pump-foot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220558081 CN202971123U (en) | 2012-10-26 | 2012-10-26 | Elastic pressure type bi-directional peristaltic pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220558081 CN202971123U (en) | 2012-10-26 | 2012-10-26 | Elastic pressure type bi-directional peristaltic pump system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202971123U true CN202971123U (en) | 2013-06-05 |
Family
ID=48512207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220558081 Expired - Lifetime CN202971123U (en) | 2012-10-26 | 2012-10-26 | Elastic pressure type bi-directional peristaltic pump system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202971123U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775316A (en) * | 2014-02-26 | 2014-05-07 | 苏州市玄天环保科技有限公司 | Long-life peristaltic pump |
| CN105402107A (en) * | 2014-09-09 | 2016-03-16 | 玉宗股份有限公司 | Multi-hole peristaltic pump |
| CN105840471A (en) * | 2016-05-04 | 2016-08-10 | 嘉兴栋马童车有限公司 | Peristaltic pump |
| CN107269504A (en) * | 2017-08-16 | 2017-10-20 | 保定准择恒流泵制造有限公司 | Peristaltic pump flow rate adjusting method and the peristaltic pump based on this method |
| CN107701408A (en) * | 2017-11-22 | 2018-02-16 | 东莞市松研智达工业设计有限公司 | A kind of peristaltic pump based on differential mechanism |
| CN107725344A (en) * | 2017-11-22 | 2018-02-23 | 东莞市松研智达工业设计有限公司 | A kind of peristaltic pump based on rotor driving |
| CN108729174A (en) * | 2018-07-20 | 2018-11-02 | 浙江松洋电器有限公司 | A kind of presses of single pump control |
| CN112780535A (en) * | 2020-12-31 | 2021-05-11 | 帕艾斯电子技术（南京）有限公司 | Detergent adding pump system and method thereof |
| CN114278542A (en) * | 2021-12-28 | 2022-04-05 | 通达创智(厦门)股份有限公司 | Peristaltic pump for multi-tube equivalent liquid conveying |
-
2012
- 2012-10-26 CN CN 201220558081 patent/CN202971123U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775316A (en) * | 2014-02-26 | 2014-05-07 | 苏州市玄天环保科技有限公司 | Long-life peristaltic pump |
| CN105402107A (en) * | 2014-09-09 | 2016-03-16 | 玉宗股份有限公司 | Multi-hole peristaltic pump |
| CN105840471A (en) * | 2016-05-04 | 2016-08-10 | 嘉兴栋马童车有限公司 | Peristaltic pump |
| CN107269504A (en) * | 2017-08-16 | 2017-10-20 | 保定准择恒流泵制造有限公司 | Peristaltic pump flow rate adjusting method and the peristaltic pump based on this method |
| CN107701408A (en) * | 2017-11-22 | 2018-02-16 | 东莞市松研智达工业设计有限公司 | A kind of peristaltic pump based on differential mechanism |
| CN107725344A (en) * | 2017-11-22 | 2018-02-23 | 东莞市松研智达工业设计有限公司 | A kind of peristaltic pump based on rotor driving |
| CN107701408B (en) * | 2017-11-22 | 2018-10-30 | 东莞市松研智达工业设计有限公司 | A kind of peristaltic pump based on differential mechanism |
| CN107725344B (en) * | 2017-11-22 | 2019-04-19 | 东莞市松研智达工业设计有限公司 | A kind of peristaltic pump based on rotor driving |
| CN108729174A (en) * | 2018-07-20 | 2018-11-02 | 浙江松洋电器有限公司 | A kind of presses of single pump control |
| CN112780535A (en) * | 2020-12-31 | 2021-05-11 | 帕艾斯电子技术（南京）有限公司 | Detergent adding pump system and method thereof |
| CN114278542A (en) * | 2021-12-28 | 2022-04-05 | 通达创智(厦门)股份有限公司 | Peristaltic pump for multi-tube equivalent liquid conveying |
| CN114278542B (en) * | 2021-12-28 | 2023-11-21 | 通达创智(厦门)股份有限公司 | Peristaltic pump for transporting liquid in equal quantity through multiple tubes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |