CN202777283U - Disposable electronic-control trace anesthetic infusion pump - Google Patents
Disposable electronic-control trace anesthetic infusion pump Download PDFInfo
- Publication number
- CN202777283U CN202777283U CN 201220475360 CN201220475360U CN202777283U CN 202777283 U CN202777283 U CN 202777283U CN 201220475360 CN201220475360 CN 201220475360 CN 201220475360 U CN201220475360 U CN 201220475360U CN 202777283 U CN202777283 U CN 202777283U
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- China
- Prior art keywords
- cam
- turning cylinder
- elastic conducting
- push rod
- infusion pump
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- Expired - Fee Related
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Abstract
The utility model discloses a disposable electronic-control trace anesthetic infusion pump in the field of medical apparatus and instruments. The disposable electronic-control trace anesthetic infusion pump comprises an outer shell, wherein the outer shell is internally provided with a circuit board and a motor; the shaft end of the motor is linked with a drive gear through a worm gear and a worm; a driven gear fixed on a rotating shaft is meshed with a driving gear; the rotating shaft is movably connected to a positioning rack in the outer shell; the rotating shaft is provided with first, second and third cams with different phase positions in sequence; first, second and third push rods which respectively abut against the corresponding cams are arranged on the same side surface of the first, second and third cams; the end parts of the first, second and third push rods extend out of the outer shell; the circuit board is fixedly provided with an elastic conducting plate; the circuit board and the elastic conducting plate are respectively provided with corresponding electrodes; and the rotating shaft is provided with a shifting mechanism which can shift the elastic conducting plate at intervals. The disposable electronic-control trace anesthetic infusion pump has good using reliability, can be used for continuously carrying out anesthesia on a patient, and can achieve continuous trace infusion with controllable infusion amount.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly a kind of medical apparatus and instruments for anesthesia.
Background technology
In the prior art, a kind of electronic dental anesthesia infusion pump is arranged, comprise shell body, be provided with circuit board and motor in the shell body, motor shaft end is provided with worm gear, worm gear interlock one worm screw, worm screw is provided with a driving gear, one driven gear is meshed with described driving gear, driven gear is fixed on the turning cylinder, described turning cylinder is movably connected on the locating rack that arranges in the shell body, be disposed with the first different cam of phase place on the turning cylinder, the second cam, the 3rd cam, be positioned at the first cam, the second cam, the 3rd cam same side is respectively equipped with first push rod of conflicting on respective cams, the second push rod, the 3rd push rod, described the first push rod, the second push rod, the end of the 3rd push rod stretches out in outside the shell body, circuit board is mainly used in showing and the control electric machine rotation that a steel wire that links to each other with control circuit on the circuit board is overlapped on the driven gear; During this device work, extruding infusion set is arranged on the push rod end, the driven by motor turning cylinder rotates, turning cylinder drives each cam and rotates, cam promotes each push rod compressing extruding infusion set, each push rod pushes successively infusion set and makes its output medicinal liquid, owing to through the deceleration of worm and wormwheel and gear, make extruding infusion set export medicinal liquid by continuous micro, every rotation one circle of driven gear, by steel wire with electrical signal transfer to control circuit, be used for control transfusion total amount, the mechanical driving part follow procedure carries out work, when reaching the transfusion total amount, the automatic cut-off motor power supply, and send sound and light alarm.Its weak point is: by the steel wire transmission of signal, and its poor reliability, steel wire is crooked easily, makes device malfunctioning.
The utility model content
The purpose of this utility model provides a kind of electronic dental anesthesia infusion pump, makes its signal transmission accurate, uses more reliable.
The purpose of this utility model is achieved in that disposable electric control trace anesthesia infusion pump, comprise shell body, be provided with circuit board and motor in the shell body, motor shaft end is provided with worm gear, worm gear interlock one worm screw, worm screw is provided with a driving gear, one driven gear is meshed with described driving gear, driven gear is fixed on the turning cylinder, described turning cylinder is movably connected on the locating rack that arranges in the shell body, be disposed with the first different cam of phase place on the turning cylinder, the second cam, the 3rd cam, be positioned at the first cam, the second cam, the 3rd cam same side is respectively equipped with first push rod of conflicting on respective cams, the second push rod, the 3rd push rod, described the first push rod, the second push rod, the end of the 3rd push rod stretches out in outside the shell body, be fixed with an elastic conducting strip on the described circuit board, be respectively equipped with corresponding electrode on circuit board and the elastic conducting strip, stir the toggle mechanism that elastic conducting strip is connected two electrodes but described turning cylinder is provided with the gap.
During this utility model work, extruding infusion set is arranged on the push rod end, motor rotates through worm and gear and gear driven turning cylinder, turning cylinder drives each cam and rotates, cam promotes each push rod compressing extruding infusion set, make its output medicinal liquid, because the deceleration through worm and wormwheel and gear, make extruding infusion set export medicinal liquid by continuous micro, every rotation one circle of driven gear, the toggle mechanism that is fixed on the turning cylinder rotates a circle, stirs the elastic conducting strip action once, and two electrodes are connected once, corresponding control circuit counting once, when stored count reaches default when several, the control circuit that is arranged on the circuit board cuts off the working power of motor, sends simultaneously sound and light alarm.Since elastic conducting strip and toggle mechanism setting, make counting more accurate, its action accurately, elastic conducting strip is not easy crooked, also is not easy permanent deformation, therefore, this utility model dependability is good.Can use at the rear continuous narcosis to the patient of operation neutralization operation, can realize the continuous micro transfusion, the transfusion total amount can accurately be controlled.
Described toggle mechanism can have following several technical scheme easy to implement: one is, described toggle mechanism comprises the disk that is fixed on the turning cylinder, the side of disk is provided with a radial protrusion, and the free end of elastic conducting strip stretches in the rotary track of radial protrusion.It two is, described toggle mechanism is the cam of stirring that is fixed on the turning cylinder, and the free end of elastic conducting strip stretches in the rotary track between cam base circle and the tip circle.It three is, described toggle mechanism is the radial protrusion that is fixed on the turning cylinder, and the free end of elastic conducting strip stretches in the rotary track of radial protrusion.Technique scheme, all have simple in structure, easily manufactured, the service-strong advantage.
Description of drawings
Fig. 1 is this utility model structural representation;
Fig. 2 is that the A of Fig. 1 is to the partial structurtes sketch map;
Fig. 3 is this utility model the second partial structurtes sketch maps;
Fig. 4 is the third partial structurtes sketch map of this utility model;
Wherein, 1 motor, 2 worm gears, 3 worm screws, 4 driven gears, 5 driving gears, 6 first cams, 7 first push rods, 8 disks, 9 radial protrusions, 10 elastic conducting strips, 11 second push rods, 12 second cams, 13 the 3rd push rods, 14 the 3rd cams, 15 locating racks, 16 shell bodies, 17 turning cylinders, 18 circuit boards, 19 electrodes, 20 stir cam.
The specific embodiment
Such as Fig. 1 and 2, be disposable electric control trace anesthesia infusion pump, comprise shell body 16, be provided with circuit board 18 and motor 1 in the shell body 16, motor 1 axle head is provided with worm gear 2, worm gear 2 interlocks one worm screw 3, worm screw 3 is provided with a driving gear 5, one driven gear 4 is meshed with described driving gear 5, driven gear 4 is fixed on the turning cylinder 17, described turning cylinder 17 is movably connected on the locating rack 15 of shell body 16 interior settings, be disposed with the first different cam 6 of phase place on the turning cylinder 17, the second cam 12, the 3rd cam 14, be positioned at the first cam 6, the second cam 12, the 3rd cam 14 same side are respectively equipped with first push rod 7 of conflicting on respective cams, the second push rod 11, the 3rd push rod 13, the first push rod 7, the second push rod 11, the end of the 3rd push rod 13 stretches out in outside the shell body 16, be fixed with an elastic conducting strip 10 on the circuit board 18, be respectively equipped with corresponding electrode 19 on circuit board 18 and the elastic conducting strip 10, stir the toggle mechanism that elastic conducting strip 10 is connected two electrodes 19 but described turning cylinder 17 is provided with the gap.Described toggle mechanism comprises the disk 8 that is fixed on the turning cylinder 17, and the side of disk 8 is provided with a radial protrusion 9, and the free end of elastic conducting strip 10 stretches in the rotary track of radial protrusion 9.
During this utility model work, extruding infusion set is arranged on the push rod end, motor 1 rotates through worm gear 2 worm screws 3 and gear driven turning cylinder 17, turning cylinder 17 drives each cam and rotates, cam promotes each push rod compressing extruding infusion set, make its output medicinal liquid, because the deceleration through worm screw 3 worm gears 2 and gear, make extruding infusion set export medicinal liquid by continuous micro, driven gear 4 every rotation one circles, the disk 8 that is fixed on the turning cylinder 17 rotates a circle, and radial protrusion 9 is stirred elastic conducting strip 10 actions once, and two electrodes, 19 gaps are connected once, corresponding control circuit counting once, when stored count reaches default when several, the control circuit that is arranged on the circuit board 18 cuts off the working power of motor 1, sends simultaneously sound and light alarm.
This utility model is not limited to above-described embodiment, and described toggle mechanism can be as shown in Figure 3, and toggle mechanism is to be fixed on to stir cam 20 on the turning cylinder 17, and the free end of elastic conducting strip 10 stretches in the rotary track between cam base circle and the tip circle.Described toggle mechanism also can be as shown in Figure 4, and toggle mechanism is the radial protrusion 9 that is fixed on the turning cylinder 17, and the free end of elastic conducting strip 10 stretches in the rotary track of radial protrusion 9.
Claims (4)
1. disposable electric control trace is anaesthetized infusion pump, comprise shell body, be provided with circuit board and motor in the shell body, motor shaft end is provided with worm gear, worm gear interlock one worm screw, worm screw is provided with a driving gear, one driven gear is meshed with described driving gear, driven gear is fixed on the turning cylinder, described turning cylinder is movably connected on the locating rack that arranges in the shell body, be disposed with the first different cam of phase place on the turning cylinder, the second cam, the 3rd cam, be positioned at the first cam, the second cam, the 3rd cam same side is respectively equipped with first push rod of conflicting on respective cams, the second push rod, the 3rd push rod, described the first push rod, the second push rod, the end of the 3rd push rod stretches out in outside the shell body, it is characterized in that: be fixed with an elastic conducting strip on the described circuit board, be respectively equipped with corresponding electrode on circuit board and the elastic conducting strip, stir the toggle mechanism that elastic conducting strip is connected two electrodes but described turning cylinder is provided with the gap.
2. disposable electric control trace according to claim 1 is anaesthetized infusion pump, it is characterized in that: described toggle mechanism comprises the disk that is fixed on the turning cylinder, the side of disk is provided with a radial protrusion, and the free end of elastic conducting strip stretches in the rotary track of radial protrusion.
3. disposable electric according to claim 1 control trace anesthesia infusion pump, it is characterized in that: described toggle mechanism is the cam of stirring that is fixed on the turning cylinder, the free end of elastic conducting strip stretches in the rotary track between cam base circle and the tip circle.
4. disposable electric control trace according to claim 1 is anaesthetized infusion pump, and it is characterized in that: described toggle mechanism is the radial protrusion that is fixed on the turning cylinder, and the free end of elastic conducting strip stretches in the rotary track of radial protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220475360 CN202777283U (en) | 2012-09-18 | 2012-09-18 | Disposable electronic-control trace anesthetic infusion pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220475360 CN202777283U (en) | 2012-09-18 | 2012-09-18 | Disposable electronic-control trace anesthetic infusion pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202777283U true CN202777283U (en) | 2013-03-13 |
Family
ID=47804640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220475360 Expired - Fee Related CN202777283U (en) | 2012-09-18 | 2012-09-18 | Disposable electronic-control trace anesthetic infusion pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202777283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394147A (en) * | 2013-08-14 | 2013-11-20 | 武汉大学 | Self-control electronic analgesia infusion pump |
| CN106110484A (en) * | 2016-08-31 | 2016-11-16 | 柳州市人民医院 | Multifunctional self-regulating electronic constant speed pulse infusion pump |
-
2012
- 2012-09-18 CN CN 201220475360 patent/CN202777283U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394147A (en) * | 2013-08-14 | 2013-11-20 | 武汉大学 | Self-control electronic analgesia infusion pump |
| CN103394147B (en) * | 2013-08-14 | 2015-05-13 | 武汉大学 | Self-control electronic analgesia infusion pump |
| CN106110484A (en) * | 2016-08-31 | 2016-11-16 | 柳州市人民医院 | Multifunctional self-regulating electronic constant speed pulse infusion pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150918 |
|
| EXPY | Termination of patent right or utility model |