CN101644251A - Detection device for control motor of peristaltic pump - Google Patents
Detection device for control motor of peristaltic pump Download PDFInfo
- Publication number
- CN101644251A CN101644251A CN200810118030A CN200810118030A CN101644251A CN 101644251 A CN101644251 A CN 101644251A CN 200810118030 A CN200810118030 A CN 200810118030A CN 200810118030 A CN200810118030 A CN 200810118030A CN 101644251 A CN101644251 A CN 101644251A
- Authority
- CN
- China
- Prior art keywords
- detection device
- pump head
- peristaltic pump
- magnet
- wriggling pump
- 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.)
- Pending
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a detection device for a peristaltic pump, which comprises a Hall element arranged on a circuit board fixed to a fixed shell of the peristaltic pump, and a magnet which is arranged on a rotating part of the peristaltic pump relative to a rotation axis of the peristaltic pump in an offset mode. The detection device avoids the detection failure caused by the presence of a foreign matter on the surface of a photoelectric switch when the photoelectric switch is adopted for the detection in the prior art, and can detect the working state of the peristaltic pump accurately inreal time and avoid influencing the safety of a patient caused by the fault of a motor or the peristaltic pump.
Description
Technical field
The present invention relates to a kind of detection device that is used for Wriggling Pump Head, more specifically, relate to a kind of detection device that is used for the infusion pump Wriggling Pump Head.
Background technique
Present stage, infusion pump generally adopts stepper motor to drive Wriggling Pump Head extruding transfusion device as power source, to reach the purpose of carrying liquid.Thereby cause transfusion to cause the danger of patient safety aspect unusually for fear of motor or Wriggling Pump Head operational failure, usually, also have detection system, so that work detects to Wriggling Pump Head.When motor rotation, Wriggling Pump Head rotates thereupon, and detection system is judged whether fault of Wriggling Pump Head according to detected signal, and makes infusion pump stop transfusion by program control when detecting abnormal signal and send warning.
The design of existing detection system is a lot, and wherein commonplace is to use the operational situation that optoelectronic switch detects Wriggling Pump Head.But in some cases, because the consumption and the bad control of the uniformity of the lubricating grease in Wriggling Pump Head, lubricating grease in Wriggling Pump Head more for a long time, after the long-term running continuously of Wriggling Pump Head, lubricating grease is heated and melts and be easy to flow on the optoelectronic switch, and is set in the switch surface of optoelectronic switch, thereby causes the optoelectronic switch disabler, cause false alarm, and cause the infusion pump cisco unity malfunction.
Summary of the invention
Propose the present invention for addressing the above problem, and the purpose of this invention is to provide a kind of detection device that is used for Wriggling Pump Head, this detection device can overcome deficiency of the prior art.
The detection device that is used for Wriggling Pump Head according to the present invention comprises: Hall element, be arranged on the circuit board, and described circuit board is fixed in the stationary housing of described Wriggling Pump Head; And magnet, with respect to the biasing of the rotatingshaft of described Wriggling Pump Head be arranged on the rotating part of described Wriggling Pump Head.
Preferably, described magnet is arranged on the rotating block, and described rotating block is connected in the rotatingshaft of described Wriggling Pump Head.
Preferably, described rotating block at one end by bolt in described rotatingshaft, and the other end is provided with groove, described magnet is installed in the described groove.
Preferably, described detection device also comprises alarm element.
Preferably, described magnet is a magnet.
Detection device according to the present invention replaces conventional optoelectronic switch with Hall element, whether utilize the performance of Hall element in magnetic field to detect Wriggling Pump Head work exists unusually, because magnet surface exists the foreign matter of lubricating grease etc. can not cause changes of magnetic field, thereby the detection that has existed foreign matter to cause owing to the optoelectronic switch surface when having avoided the available technology adopting optoelectronic switch to detect is malfunctioning, and can detect accurately in real time the Wriggling Pump Head working state, avoid motor or Wriggling Pump Head fault that patient safety is impacted.
Description of drawings
By the detailed description below in conjunction with accompanying drawing, above-mentioned and others of the present invention, feature and other advantage will be understood better, in the accompanying drawing:
The schematically illustrated detection device that is used for the infusion pump Wriggling Pump Head according to the preferred embodiment of the invention of Fig. 1;
The rotating block of schematically illustrated this detection device of Fig. 2; And
The schematically illustrated Hall element that is installed on the circuit board of Fig. 3.
Embodiment
Below in conjunction with accompanying drawing, be that example describes the present invention with the detection device that is used for the infusion pump Wriggling Pump Head.Yet the present invention can be with a lot of multi-form enforcements, the embodiment that should not be understood that to only limit to here and presented.On the contrary, provide this embodiment, make that the disclosure is comprehensive and complete, and all sidedly scope of the present invention is conveyed to those skilled in the art.
The schematically illustrated detection device that is used for the infusion pump Wriggling Pump Head according to the preferred embodiment of the invention of Fig. 1.As shown in Figure 1, motor 1 rotates by the Wriggling Pump Head 2 that belt transmission drives infusion pump, thereby makes pump sheet 9 move left and right, with the transfusion of extruding transfusion device.What can see in Fig. 1 is, also has detection device, detects with the work to Wriggling Pump Head 2.When motor 1 running, detection device is judged whether fault of Wriggling Pump Head 2 or motor 1 according to detected signal, and makes infusion pump stop to infuse and sending warning by program control when detect abnormal signal.
As shown in Figure 1, the detection device according to this embodiment comprises Hall element 7 and magnet 6.Preferably, Hall element 7 is arranged on (as shown in Figure 3) on the circuit board 3, and this circuit board 3 is fixed on the stationary housing of Wriggling Pump Head 2, is maintained fixed during rotating at Wriggling Pump Head 2.Magnet 6 is connected in the rotatingshaft 5 of Wriggling Pump Head 2 by rotating block 4, and with respect to rotatingshaft 5 biasings, magnet 6 rotates along with the rotation of Wriggling Pump Head 2.
The rotating block 4 of schematically illustrated this detection device of Fig. 2.In this embodiment, rotating block 4 at one end is fixed in rotatingshaft 5 by bolt 8, and the other end is provided with groove 10, and magnet 6 is installed in the groove 10.Preferably, in this embodiment, magnet 6 is a magnet.
Replacedly, magnet 6 also can be set directly on the rotating part of Wriggling Pump Head 2.
The working principle of detection device is according to the present invention, and when motor 1 drove Wriggling Pump Head 2 rotations, the rotating block 4 that is connected with rotatingshaft 5 rotated thereupon, and Hall element 7 is maintained fixed.Rotating block 4 whenever rotates a circle, and the magnet 6 that is installed on the rotating block 4 will be through Hall element 7 once.Like this, when rotating block 4 process Hall elements 7, the interior Hall element 7 of magnetic field range that is in magnet 6 can be such as transmitting a high electricity frequency signal by circuit board 3 to infusion pump control system (not shown), and behind rotating block 4 process Hall elements 7, Hall element 7 can be such as hanging down electric signal frequently by circuit board 3 to the transmission of infusion pump control system.Be in normal working following time at Wriggling Pump Head 2, the infusion pump control system can receive clocklike electricity signal frequently by detection device.When unusual running appears in the Wriggling Pump Head under the Electric Machine Control, the infusion pump control system can receive different electricity signal frequently by detection device, thereby stop transfusion, and, the alarm element (not shown) that is preferably included in this detection device sends warning, to remind the operator motor 1 or Wriggling Pump Head 2 is detected and operation such as follow-up maintenance.
Detection device according to the present invention replaces conventional optoelectronic switch with Hall element, thereby the detection that has existed foreign matter to cause owing to the optoelectronic switch surface when having avoided the available technology adopting optoelectronic switch to detect is malfunctioning, and can detect accurately in real time the Wriggling Pump Head working state, avoid motor or Wriggling Pump Head fault that patient safety is impacted.
Though invention has been described in conjunction with being considered to practical exemplary embodiment at present, yet, those skilled in the art will appreciate that to the invention is not restricted to disclosed exemplary embodiment.All any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a detection device that is used for Wriggling Pump Head (2) is characterized in that, described detection device comprises:
Hall element (7) is arranged on the circuit board (3), and described circuit board (3) is fixed in the stationary housing of described Wriggling Pump Head (2); And
Magnet (6), with respect to the biasing of the rotatingshaft (5) of described Wriggling Pump Head (2) be arranged on the rotating part of described Wriggling Pump Head (2).
2. detection device according to claim 1 is characterized in that, described magnet (6) is arranged on the rotating block (4), and described rotating block (4) is connected in the rotatingshaft (5) of described Wriggling Pump Head (2).
3. detection device according to claim 2 is characterized in that, described rotating block (4) at one end is fixed in described rotatingshaft (5) by bolt (8), and the other end is provided with groove (10), and described magnet (6) is installed in the described groove (10).
4. detection device according to claim 1 is characterized in that, described magnet (6) directly is arranged on the described rotating part.
5. detection device according to claim 1 is characterized in that described detection device also comprises alarm element.
6. detection device according to claim 1 is characterized in that, described magnet (6) is a magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810118030A CN101644251A (en) | 2008-08-06 | 2008-08-06 | Detection device for control motor of peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810118030A CN101644251A (en) | 2008-08-06 | 2008-08-06 | Detection device for control motor of peristaltic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101644251A true CN101644251A (en) | 2010-02-10 |
Family
ID=41656262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810118030A Pending CN101644251A (en) | 2008-08-06 | 2008-08-06 | Detection device for control motor of peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101644251A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785889A (en) * | 2009-01-22 | 2010-07-28 | 深圳市深科医疗器械技术开发有限公司 | Infusion pump with occlusion alarm device |
| CN102410913A (en) * | 2011-07-26 | 2012-04-11 | 北京鑫禾丰医疗技术有限公司 | Blockage detection device |
| CN103104444A (en) * | 2013-01-29 | 2013-05-15 | 深圳玉升医疗科技有限公司 | Peristaltic device |
| CN104784045A (en) * | 2015-04-23 | 2015-07-22 | 山东威高集团医用高分子制品股份有限公司 | Electric dosage device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0241173A (en) * | 1988-07-29 | 1990-02-09 | Terumo Corp | Syringe pump |
| CN2539340Y (en) * | 2002-04-08 | 2003-03-05 | 刘敢 | Motor with magnetosensitive controller |
| CN1519038A (en) * | 2003-02-04 | 2004-08-11 | 株式会社根本杏林堂 | Liquid injection system for assaying clamping collar of piston pusher |
| CN101039710A (en) * | 2004-10-13 | 2007-09-19 | 马林罗特公司 | Improvements to powerhead of a power injection system |
| CN201000460Y (en) * | 2006-12-29 | 2008-01-02 | 上海达华医疗器械有限公司 | Peristaltic pump speed measuring device |
-
2008
- 2008-08-06 CN CN200810118030A patent/CN101644251A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0241173A (en) * | 1988-07-29 | 1990-02-09 | Terumo Corp | Syringe pump |
| CN2539340Y (en) * | 2002-04-08 | 2003-03-05 | 刘敢 | Motor with magnetosensitive controller |
| CN1519038A (en) * | 2003-02-04 | 2004-08-11 | 株式会社根本杏林堂 | Liquid injection system for assaying clamping collar of piston pusher |
| CN101039710A (en) * | 2004-10-13 | 2007-09-19 | 马林罗特公司 | Improvements to powerhead of a power injection system |
| CN201000460Y (en) * | 2006-12-29 | 2008-01-02 | 上海达华医疗器械有限公司 | Peristaltic pump speed measuring device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785889A (en) * | 2009-01-22 | 2010-07-28 | 深圳市深科医疗器械技术开发有限公司 | Infusion pump with occlusion alarm device |
| CN101785889B (en) * | 2009-01-22 | 2013-10-16 | 深圳市深科医疗器械技术开发有限公司 | Infusion pump with occlusion alarm device |
| CN102410913A (en) * | 2011-07-26 | 2012-04-11 | 北京鑫禾丰医疗技术有限公司 | Blockage detection device |
| CN102410913B (en) * | 2011-07-26 | 2015-01-21 | 刘仲馨 | Blockage detection device |
| CN103104444A (en) * | 2013-01-29 | 2013-05-15 | 深圳玉升医疗科技有限公司 | Peristaltic device |
| CN104784045A (en) * | 2015-04-23 | 2015-07-22 | 山东威高集团医用高分子制品股份有限公司 | Electric dosage device |
| CN104784045B (en) * | 2015-04-23 | 2018-07-27 | 山东威高集团医用高分子制品股份有限公司 | Electronic dispenser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102890237B (en) | The detection method of a kind of high-voltage DC contactor main contacts fault and device | |
| CN101644251A (en) | Detection device for control motor of peristaltic pump | |
| WO2018123452A1 (en) | Pump device | |
| EP2887371A1 (en) | Actuator for a switching device | |
| CN104310013A (en) | Conveyor belt off-tracking warning device | |
| CN203561736U (en) | A motor stalling detection apparatus | |
| US9353766B2 (en) | Containment structure for an actuation unit for immersion pumps, particularly for compact immersion pumps to be immersed in wells | |
| US8191399B2 (en) | Monitoring device and monitoring method for a drive device | |
| CN201654551U (en) | Emulsifying machine safe operation early warning monitor device for explosive production line | |
| CN204780263U (en) | Fabric operation alarm device | |
| CN200990020Y (en) | Goods fork position detector | |
| JP2005280262A (en) | Abnormality monitoring system for molding machine | |
| CN201999492U (en) | Two-way stay cord bipolar deviation integrated switch | |
| CN104963140A (en) | Fabric running alarm device and control method thereof | |
| CN104438072A (en) | Vibrating screen operation detection device | |
| CN108178027A (en) | A kind of textile machine of break alarm | |
| CN205441832U (en) | A chain rupture alarm device for on chain convey machine | |
| CN203865479U (en) | Operation detecting system for conveyer belt rubber stripping device | |
| CN107784802B (en) | Lubrication guarantee system, alarm method and crusher | |
| CN205289937U (en) | Automatic detect cutting device | |
| KR20170135077A (en) | Control system and method for metering tube pump | |
| CN220601201U (en) | Protection device for claw unloading station of slaughter house | |
| CN101644631B (en) | Syringe pump fault detecting device | |
| CN218166212U (en) | Overload alarm device and have its rotation grid | |
| CN102588388B (en) | Starting protection device and method of hydraulic system and engineering machinery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100210 |