CN104127293A - Driving system of mobile medical equipment - Google Patents
Driving system of mobile medical equipment Download PDFInfo
- Publication number
- CN104127293A CN104127293A CN201410370114.5A CN201410370114A CN104127293A CN 104127293 A CN104127293 A CN 104127293A CN 201410370114 A CN201410370114 A CN 201410370114A CN 104127293 A CN104127293 A CN 104127293A
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- Prior art keywords
- arc
- framework
- shaped magnet
- medical device
- hall element
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G12/00—Accommodation for nursing, e.g. in hospitals, not covered by groups A61G1/00 - A61G11/00, e.g. trolleys for transport of medicaments or food; Prescription lists
- A61G12/001—Trolleys for transport of medicaments, food, linen, nursing supplies
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Nursing (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Magnetic Treatment Devices (AREA)
- Mechanical Control Devices (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention discloses a driving system of mobile medical equipment. The driving system comprises driving wheels installed at the bottom of the needed mobile medical equipment, and the driving wheels are driven by an external rotor motor which is connected with a control unit. The control unit comprises a switching device, and the switching device comprises a framework, a push rod installed on the framework, an arc-shaped magnet installed on the framework and a Hall element induced with the arc-shaped magnet. The push rod is connected with the arc-shaped magnet or the Hall element through a knob structure to control the arc-shaped magnet to be moved relative to the Hall element. When the switching device arranged on a control handle of a mobile working station is pressed, the medical equipment will advance; when the switching device is not pressed or the advance speed of the medical equipment is higher than the traveling speed of an operator, pressure exerted on the switching device is reduced or the switching device moves relatively, the relative moving distance becomes short, and the advance speed of the medical equipment will become slow automatically or the medical equipment will stop advancing.
Description
Technical field
The present invention relates to armarium technical field, especially, relate to a kind of drive system of ambulatory medical device.
Background technology
Along with scientific and technological development, the function of armarium is more and more abundanter, and the medical treatment device of interpolation is also more and more, therefore makes the weight of armarium more and more heavier, promote more and more difficult, for the movement of armarium has brought suitable inconvenience.
Summary of the invention
The object of the invention is to provide a kind of drive system of ambulatory medical device, to solve large, the mobile inconvenient problem of medical weight of equipment in prior art.
For achieving the above object, the invention provides a kind of drive system of ambulatory medical device, comprise the driving wheel that is arranged on ambulatory medical device bottom, driving wheel is that external rotor electric machine is the driving wheel of power, external rotor electric machine connection control unit; Control unit comprises switching device, and switching device comprises framework, is arranged on the push rod on framework, the Hall element that is arranged on the arc-shaped magnet on framework and responds to mutually with arc-shaped magnet; Push rod connects arc-shaped magnet or Hall element by turn-knob structure, controls between arc-shaped magnet and Hall element and forms relative motion.
Further, turn-knob structure comprises swivel mount, offers through hole on swivel mount, and a lobe is set on push rod, and lobe coordinates with through hole; Swivel mount is hinged by torsion spring and framework, and Hall element is arranged on the end of swivel mount, and arc-shaped magnet is fixed on framework, and Hall element slides and responds to mutually with arc-shaped magnet.
Further, bearing pin is set on framework, swivel mount is located on bearing pin, and torsion spring set is on swivel mount.
Further, arc-shaped magnet below is provided with the magnet holder of arc, and arc-shaped magnet is fixed on framework by magnet holder.
Further, turn-knob structure comprises turns round arm and gear frame, turns round one end of arm and offers draw-in groove, and a lobe is set on push rod, and lobe coordinates with draw-in groove, and the other end of turning round arm arranges gear, and hinged by axle and framework; One end of gear frame is hinged by torsion spring and framework, and this end arranges gear and turn round the engagement of gear on arm, and the other end of gear frame arranges arc-shaped magnet, and Hall element is fixed on framework, and arc-shaped magnet slides and responds to mutually with Hall element.
Further, arc-shaped magnet or gear frame below are provided with the magnet holder of arc, and magnet holder is fixed on framework, and arc-shaped magnet or gear frame slide along magnet holder.
Further, push rod is lath-shaped, and one end of push rod is hinged by axle and framework, and and framework between be provided with elastic component, the other end of push rod arranges gear and turn-knob respective outer side edges; Turn-knob structure comprises turn-knob frame, and turn-knob frame and framework are hinged, and one end of turn-knob frame arranges the gear engagement on gear and push rod, and the other end of turn-knob frame arranges arc-shaped magnet, and Hall element is fixed on framework, and arc-shaped magnet slides and responds to mutually with Hall element.
Further, control unit also comprises signal amplifier, controller and the driver connecting successively, and the Hall element of switching device is connected with signal amplifier, and driver connects external rotor electric machine.
Further, install and promote handle on ambulatory medical device, switching device is arranged on and promotes on handle.
Further, one or two in the driving wheel of ambulatory medical device bottom be external rotor electric machine as drive source, and the outer circumferential side of external rotor electric machine is coated elastomeric material.
The present invention has following beneficial effect:
The drive system of ambulatory medical device of the present invention, can help operator to control easily the motion of Mobile Nursing Station, and operator can push and be arranged on the switching device that armarium promotes on handle and drive armarium to move.Switching device can be realized the speed controlling to external rotor electric machine driving wheel according to the dynamics of pressing or the distance of pressing.When pressing the switching device being arranged on mobile workstation control handle, armarium will advance; When stopping pressing or the pace of armarium is greater than operator's the speed of travel, the pressure that puts on switching device reduces or switching device relative displacement shortens, and the pace of armarium is will be automatically slack-off or halt.
Accompanying drawing explanation
Below with reference to figure, the present invention is further detailed explanation.The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of ambulatory medical device in the drive system of ambulatory medical device of the present invention;
Fig. 2 is the structural representation of switching device embodiment mono-in the drive system of ambulatory medical device of the present invention;
Fig. 3 is the cross-sectional view of switching device embodiment mono-in the drive system of ambulatory medical device of the present invention;
Fig. 4 is the structural representation of switching device embodiment bis-in the drive system of ambulatory medical device of the present invention;
Fig. 5 is the structural representation of switching device embodiment tri-in the drive system of ambulatory medical device of the present invention;
Fig. 6 is that the switching device shown in Fig. 5 is arranged on the structural representation promoting on handle;
Fig. 7 is the cross-sectional view of external rotor electric machine driving wheel in the drive system of ambulatory medical device of the present invention;
Fig. 8 is that in the drive system of ambulatory medical device of the present invention, switching device is arranged on the structural representation promoting on handle; And
Fig. 9 is the structured flowchart of control unit in the drive system of ambulatory medical device of the present invention.
Description of reference numerals:
1, ambulatory medical device; 2, promote handle; 10, external rotor electric machine; 20, elastomeric material; 30, push rod; 31, framework; 32, swivel mount; 33, arc-shaped magnet; 34, magnet holder; 35, Hall element; 36, lobe; 37, torsion spring; 38, bearing pin; 50, turn round arm; 51, gear frame; 60, elastic component; 61, turn-knob frame.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated.
Refer to Fig. 1 to Fig. 3, the preferred embodiments of the present invention provide a kind of drive system of ambulatory medical device, comprise the driving wheel that is arranged on ambulatory medical device 1 bottom, driving wheel is that external rotor electric machine 10 is the driving wheel of power, external rotor electric machine 10 connection control units; Control unit comprises switching device, and switching device comprises framework 31, is arranged on the push rod 30 on framework 31, the Hall element 35 that is arranged on the arc-shaped magnet 33 on framework 31 and responds to mutually with arc-shaped magnet 33; Push rod 30 connects arc-shaped magnet 33 or Hall element 35 by turn-knob structure, controls 35 of arc-shaped magnet 33 and Hall elements and forms relative motion.
When driving armarium to move, operator press push rod 30, push rod 30 makes arc-shaped magnet 33 and 35 of Hall elements form relative motion by turn-knob structure, thereby the linear voltage changing, linear voltage inputs to after control unit, export the different external rotor electric machines 10 that control signal to, and then change the angular velocity of external rotor electric machine 10, control the translational speed of ambulatory medical device 1.
In the present embodiment, turn-knob structure comprises swivel mount 32, on swivel mount 32, offers through hole, and a lobe 36 is set on push rod 30, and lobe 36 coordinates with through hole; Swivel mount 32 is hinged by torsion spring 37 and framework 31, and Hall element 35 is arranged on the end of swivel mount 32, and arc-shaped magnet 33 is fixed on framework 31, and Hall element 35 slides and responds to mutually with arc-shaped magnet 33.Operator promote push rod 30, and push rod 30 can drive Hall element 35 to slide along arc-shaped magnet 33 by swivel mount 32, and then the linear voltage changing.Meanwhile, during swivel mount 32 rotation, torsion spring 37 can produce deformation, and when operator stop pressing push rod 30, torsion spring 37 can produce restoring force and drive Hall element 35 to reset, and automatically stops the running of external rotor electric machine 10.
Preferably, for simplifying turn-knob structure, bearing pin 38 is set on framework 31, swivel mount 32 is located on bearing pin 38, and torsion spring 37 is enclosed within on swivel mount 32.
Preferably, for convenience of fixing of arc-shaped magnet 33, arc-shaped magnet 33 belows are provided with the magnet holder 34 of arc, and arc-shaped magnet 33 is fixed on framework 31 by magnet holder 34.
Turn-knob structure can also adopt alternate manner to be achieved: refer to Fig. 4, turn-knob structure comprises turns round arm 50 and gear frame 51, turn round one end of arm 50 and offer draw-in groove, one lobe 36 is set on push rod 30, lobe 36 coordinates with draw-in groove, the other end of turning round arm 50 arranges gear, and hinged by axle and described framework 31; One end of gear frame 51 is hinged by torsion spring and framework 31, and this end arranges gear and the gear engagement of turning round on arm 50, the other end of gear frame 51 arranges arc-shaped magnet 33, and Hall element 35 is fixed on framework 31, and arc-shaped magnet 33 slides and responds to mutually with Hall element 35.Operator promote push rod 30, push rod 30 can drive gear frames 51 rotations by turning round arm 50, thereby arc-shaped magnet 33 is slided, different along with Hall element 35 and arc-shaped magnet 33 contacts site, the linear voltage changing, and then the rotating speed of control external rotor electric machine 10.Meanwhile, when gear frame 51 rotates, torsion spring can produce deformation, and when operator stop pressing push rod 30, torsion spring can produce restoring force and drive arc-shaped magnet 33 to reset, and automatically stops the running of external rotor electric machine 10.
Preferably, for guaranteeing the degree of accuracy of arc-shaped magnet 33 movement locus, the magnet holder 34 of arc can be set below arc-shaped magnet 33 or gear frame 51, magnet holder 34 is fixed on framework 31, arc-shaped magnet 33 or gear frame 51 slide in magnet holder 34, to prevent that the phenomenon swinging up and down from appearring in gear frame 51 in rotary course.
Turn-knob structure can also adopt following manner to be achieved: refer to Fig. 5, push rod 30 is lath-shaped, one end of push rod 30 is hinged by axle and framework 31, and and 31 of frameworks are provided with elastic component 60, elastic component 60 can adopt the member of shell fragment or spring and so on, the shell fragment adopting in the present embodiment.The other end of push rod 30 arranges gear and turn-knob respective outer side edges.Turn-knob structure comprises turn-knob frame 61, turn-knob frame 61 hinged with framework 31, one end of knob frame 61 arranges the gear engagement on gear and push rod 30, and the other end of turn-knob frame 61 arranges arc-shaped magnet 33, Hall element 35 is fixed on framework 31, and arc-shaped magnet 33 slides and responds to mutually with Hall element 35.
Refer to Fig. 9, preferably, control unit also comprises signal amplifier, controller and the driver connecting successively, and the Hall element 35 of switching device is connected with signal amplifier, and driver connects external rotor electric machine 10.The linear voltage that Hall element 35 produces inputs to after control unit, first pass through signal amplifier processing and amplifying, then enter controller, controller can adopt the electronic components such as MCU, single-chip microcomputer, controller output drive signal is to driver, finally by 10 runnings of driver drives external rotor electric machine.
Refer to Fig. 8, for ease of operator's contact switch device, preferably, install and promote handle 2 on ambulatory medical device 1, switching device is arranged on and promotes, on handle 2, to be beneficial to like this operator's contact switch device.Refer to Fig. 6, switching device also can be arranged on the back side of ambulatory medical device 1.
Refer to Fig. 7, preferably, one or two in the driving wheel of ambulatory medical device 1 bottom is that external rotor electric machine is as drive source, one or two external rotor electric machine can drive ambulatory medical device 1 preferably, meanwhile, the drive source that is all designed to external rotor electric machine than four driving wheels has advantages of that cost is low.In addition, the coated elastomeric material 20 of the outer circumferential side of external rotor electric machine 10.External rotor electric machine, for compact conformation, does not use wheel hub, directly coated elastomeric material 20 is used as wheel hub, has the advantages such as simple in structure, rapid heat dissipation.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect:
The drive system of ambulatory medical device of the present invention, can help operator to control easily the motion of Mobile Nursing Station, and operator can push and be arranged on the switching device that armarium promotes on handle and drive armarium to move.Switching device can be realized the speed controlling to external rotor electric machine driving wheel according to the dynamics of pressing or the distance of pressing.When pressing the switching device being arranged on mobile workstation control handle, armarium will advance; When stopping pressing or the pace of armarium is greater than operator's the speed of travel, the pressure that puts on switching device reduces or switching device relative displacement shortens, and the pace of armarium is will be automatically slack-off or halt.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention; For a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a drive system for ambulatory medical device, comprises the driving wheel that is arranged on described ambulatory medical device bottom, it is characterized in that:
Described driving wheel is that external rotor electric machine is the driving wheel of power, described external rotor electric machine connection control unit;
Described control unit comprises switching device, and described switching device comprises framework, is arranged on the push rod on described framework, the Hall element that is arranged on the arc-shaped magnet on described framework and responds to mutually with described arc-shaped magnet;
Described push rod connects described arc-shaped magnet or described Hall element by turn-knob structure, controls between described arc-shaped magnet and described Hall element and forms relative motion.
2. the drive system of ambulatory medical device according to claim 1, is characterized in that:
Described turn-knob structure comprises swivel mount, on described swivel mount, offers through hole, and a lobe is set on described push rod, and described lobe coordinates with described through hole;
Described swivel mount is hinged by torsion spring and described framework, and described Hall element is arranged on the end of described swivel mount, and described arc-shaped magnet is fixed on described framework, and described Hall element slides and responds to mutually with described arc-shaped magnet.
3. the drive system of ambulatory medical device according to claim 2, is characterized in that:
On described framework, bearing pin is set, described swivel mount is located on described bearing pin, and described torsion spring set is on described swivel mount.
4. the drive system of ambulatory medical device according to claim 2, is characterized in that:
Described arc-shaped magnet below is provided with the magnet holder of arc, and described arc-shaped magnet is fixed on described framework by described magnet holder.
5. the drive system of ambulatory medical device according to claim 1, is characterized in that:
Described turn-knob structure comprises turns round arm and gear frame, described in turn round arm one end offer draw-in groove, a lobe is set on described push rod, described lobe coordinates with described draw-in groove, described in turn round arm the other end gear is set, and hinged by axle and described framework;
One end of described gear frame is hinged by torsion spring and described framework, and this end arrange gear with described in turn round the engagement of gear on arm, the other end of described gear frame arranges described arc-shaped magnet, and described Hall element is fixed on described framework, and described arc-shaped magnet slides and responds to mutually with described Hall element.
6. the drive system of ambulatory medical device according to claim 5, is characterized in that:
Described arc-shaped magnet or gear frame below are provided with the magnet holder of arc, and described magnet holder is fixed on described framework, and described arc-shaped magnet or described gear frame slide along described magnet holder.
7. the drive system of ambulatory medical device according to claim 1, is characterized in that:
Described push rod is lath-shaped, and one end of described push rod is hinged by axle and described framework, and and described framework between be provided with elastic component, the other end of described push rod arranges gear and described turn-knob respective outer side edges;
Described turn-knob structure comprises turn-knob frame, described turn-knob frame and described framework are hinged, one end of described turn-knob frame arranges the gear engagement on gear and described push rod, the other end of described turn-knob frame arranges described arc-shaped magnet, described Hall element is fixed on described framework, and described arc-shaped magnet slides and responds to mutually with described Hall element.
8. the drive system of ambulatory medical device as described in any one in claim 1-7, is characterized in that:
Described control unit also comprises signal amplifier, controller and the driver connecting successively, and the described Hall element of described switching device is connected with described signal amplifier, and described driver connects described external rotor electric machine.
9. the drive system of ambulatory medical device as described in any one in claim 1-7, is characterized in that:
On described ambulatory medical device, install and promote handle, described switching device is arranged on described promotion handle.
10. the drive system of ambulatory medical device as described in any one in claim 1-7, is characterized in that:
One or two in the driving wheel of described ambulatory medical device bottom be described external rotor electric machine as drive source, and the outer circumferential side of described external rotor electric machine is coated elastomeric material.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610659220.4A CN106074061B (en) | 2014-07-31 | 2014-07-31 | The drive control structure of ambulatory medical device |
| CN201410370114.5A CN104127293B (en) | 2014-07-31 | 2014-07-31 | The drive system of ambulatory medical device |
| CN201610659208.3A CN106309066B (en) | 2014-07-31 | 2014-07-31 | The driving control system of ambulatory medical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410370114.5A CN104127293B (en) | 2014-07-31 | 2014-07-31 | The drive system of ambulatory medical device |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610659208.3A Division CN106309066B (en) | 2014-07-31 | 2014-07-31 | The driving control system of ambulatory medical device |
| CN201610659220.4A Division CN106074061B (en) | 2014-07-31 | 2014-07-31 | The drive control structure of ambulatory medical device |
Publications (2)
| Publication Number | Publication Date |
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| CN104127293A true CN104127293A (en) | 2014-11-05 |
| CN104127293B CN104127293B (en) | 2017-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610659220.4A Active CN106074061B (en) | 2014-07-31 | 2014-07-31 | The drive control structure of ambulatory medical device |
| CN201410370114.5A Active CN104127293B (en) | 2014-07-31 | 2014-07-31 | The drive system of ambulatory medical device |
| CN201610659208.3A Active CN106309066B (en) | 2014-07-31 | 2014-07-31 | The driving control system of ambulatory medical device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610659220.4A Active CN106074061B (en) | 2014-07-31 | 2014-07-31 | The drive control structure of ambulatory medical device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610659208.3A Active CN106309066B (en) | 2014-07-31 | 2014-07-31 | The driving control system of ambulatory medical device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137032A (en) * | 2015-04-03 | 2016-11-23 | 科沃斯机器人股份有限公司 | Vacuum cleaner with power assisting device |
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- 2014-07-31 CN CN201610659220.4A patent/CN106074061B/en active Active
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- 2014-07-31 CN CN201610659208.3A patent/CN106309066B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106074061A (en) | 2016-11-09 |
| CN106309066A (en) | 2017-01-11 |
| CN106074061B (en) | 2018-12-07 |
| CN106309066B (en) | 2018-10-02 |
| CN104127293B (en) | 2017-07-04 |
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