CN105363101A - Alarm device of injection pump and injection pump - Google Patents
Alarm device of injection pump and injection pump Download PDFInfo
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- CN105363101A CN105363101A CN201510812056.1A CN201510812056A CN105363101A CN 105363101 A CN105363101 A CN 105363101A CN 201510812056 A CN201510812056 A CN 201510812056A CN 105363101 A CN105363101 A CN 105363101A
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- syringe
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Abstract
The invention discloses an alarm device of an injection pump and the injection pump, wherein the alarm device of the injection pump comprises a guide groove, a potentiometer, an alarm and a trigger; the guide groove comprises a first guide section and a second guide section; the potentiometer comprises a resistor and a sliding handle which slides along the resistor; the sliding handle extends out of a pump shell, and the potentiometer is arranged in a mode of corresponding to the second guide section; the trigger is transmitted with and connected to a piston rod; the piston rod is pressed into a needle cylinder so that the trigger is moved along the guide groove and sequentially passes through the first guide section and the second guide section; a mounting part, which locally extends out of the pump shell and is matched with and connected to the sliding handle, is arranged on the trigger; when the trigger is moved in the second guide section, the sliding handle is moved along the potentiometer through the mounting part and the sliding handle which are installed in a matched mode, so that the potential signal of the potentiometer is changed; and the alarm, after receiving the potential signal, is used for alarming according to the potential signal. According to the technical scheme disclosed by the invention, the universality of the alarm device of the injection pump is improved on the precondition that the potentiometer is not changed.
Description
Technical field
The present invention relates to technical field of medical equipment, particularly a kind of alarm device of syringe pump and syringe pump.
Background technology
Syringe pump is a kind of medical apparatus and instruments for venous transfusion, and it comprises the pump housing and syringe, and described syringe comprises syringe and piston rod; Before liquid in syringe has pushed away soon (transfusion is close to when completing), machine need be produced by an alarm device and report to the police, medical personnel are reminded to carry out changing dressings or other operations, existing alarm device generally comprises the slide bar moving range potentiometer equal or slightly large with the syringe length of syringe, slide bar and piston rod are in transmission connection, produce different electric potential signals along with the propelling of piston rod, treating that electric potential signal arrives marginal value is report to the police.This alarm device must for the potentiometer of the syringe setting of differing needles tube length degree for different size, same potentiometer cannot adapt to the warning needs of the syringe length syringe more much larger than the slide bar moving range of potentiometer, and the versatility causing alarm device to arrange is not strong.
Summary of the invention
Main purpose of the present invention is to provide a kind of alarm device of syringe pump, under being intended to not change the prerequisite of potentiometer, improves the versatility of the alarm device of syringe pump.
For achieving the above object, the alarm device of syringe pump that the present invention proposes, comprises the gathering sill be formed on described pump case, the potentiometer be installed on described pump case, the alarm is electrically connected with described potentiometer, being positioned at described gathering sill also can along the trigger of described gathering sill movement;
Described gathering sill comprises the first guide section and the second guide section;
Described potentiometer comprises the resistive element be arranged in parallel with described second guide section and the sliding handle slided along described resistive element, and described sliding handle stretches out described pump case, and position and the length of corresponding described second guide section of described potentiometer are arranged;
Described trigger and described piston rod are in transmission connection, described piston rod is pressed into described syringe and moves and successively by described first guide section and described second guide section along described gathering sill to drive described trigger, described trigger is provided with local and stretches out described pump case and the installation portion be connected with described sliding handle, when described trigger moves in described second guide section, to be coordinated with described sliding handle by described installation portion and install to drive described sliding handle to slide along resistive element, thus change the electric potential signal of described potentiometer, described alarm receives described electric potential signal and reports to the police according to described electric potential signal.
Preferably, described gathering sill is strip to have the first long limit and the second long limit that are oppositely arranged and to be oppositely arranged the first minor face and the second minor face;
Described first long limit comprises the first guide edge of corresponding first guide section setting and the second guide edge of the described second guide section setting of correspondence, distance between described second guide edge and described second long limit is less than the distance between described first guide edge and described second long limit, is connected between described first guide edge with described second guide edge by the first chamfered transition; The position on close described first inclined-plane of described first guide section is provided with the lobe be positioned on described second long limit;
Described second guide section is arranged near described second minor face, and described sliding handle is stretched out by described second long limit;
Described trigger comprises described installation portion and is located at the adjusting portion of described installation portion near one end of described first minor face, and the width of described adjusting portion and the distance between described second guide edge and described second long limit adapt; Described adjusting portion is provided with the second inclined-plane towards the surface on described second long limit, described second inclined-plane extends to described adjusting portion one end towards described first minor face, and described second inclined-plane is tilted towards the direction on described first long limit by one end of close described first minor face on the one end away from described first minor face to described second inclined-plane on described second inclined-plane; Described adjusting portion is provided with towards the surface on described first long limit the 3rd inclined-plane matched with described first inclined-plane, described 3rd inclined-plane extends to one end of the close described installation portion of described adjusting portion, and described 3rd inclined-plane is tilted towards the direction on described first long limit by the one end away from described installation portion on one end to described 3rd inclined-plane of the close described installation portion on described 3rd inclined-plane, the angle of inclination on described 3rd inclined-plane is greater than the angle of inclination on described first inclined-plane; Described adjusting portion is provided with rotating shaft, the bearing of trend of described rotating shaft and the plane being perpendicular at described gathering sill place, and described trigger can around described axis of rotation; Described installation portion comprises the groove of a notch towards described second long limit, and described groove is positioned at outside described pump case, and described sliding handle is by stretching into being connected of described groove and described installation portion.
Preferably, described installation portion also comprises the baffle plate of the side away from described second minor face being located at described groove, and described baffle plate is positioned at outside described pump case.
Preferably, described sliding handle is provided with the first magnetic portion, and described installation portion is provided with the second magnetic portion, and described sliding handle and described installation portion are connected by magnetic absorption.
Preferably, described alarm comprises light-emitting device and/or sound-producing device, and described alarm receives described electric potential signal and sends light according to described electric potential signal and/or send sound.
The present invention also proposes a kind of syringe pump, comprise the pump housing, the alarm device of syringe pump and the syringe that is in transmission connection with the pump housing, the described pump housing comprises pump case, and described syringe comprises syringe and stretches into the piston rod that described syringe also can make piston movement in described syringe;
The alarm device of described syringe pump comprises the gathering sill be formed on described pump case, the potentiometer be installed on described pump case, the alarm is electrically connected with described potentiometer, being positioned at described gathering sill also can along the trigger of described gathering sill movement;
Described gathering sill comprises the first guide section and the second guide section;
Described potentiometer comprises the resistive element be arranged in parallel with described second guide section and the sliding handle slided along described resistive element, and described sliding handle stretches out described pump case, and position and the length of corresponding described second guide section of described potentiometer are arranged;
Described trigger and described piston rod are in transmission connection, described piston rod is pressed into described syringe and moves and successively by described first guide section and described second guide section along described gathering sill to drive described trigger, described trigger is provided with local and stretches out described pump case and the installation portion be connected with described sliding handle, when described trigger moves in described second guide section, to be coordinated with described sliding handle by described installation portion and install to drive described sliding handle to slide along resistive element, thus change the electric potential signal of described potentiometer, described alarm receives described electric potential signal and reports to the police according to described electric potential signal.
Preferably, described gathering sill is strip to have the first long limit and the second long limit that are oppositely arranged and to be oppositely arranged the first minor face and the second minor face;
Described first long limit comprises the first guide edge of corresponding first guide section setting and the second guide edge of the described second guide section setting of correspondence, distance between described second guide edge and described second long limit is less than the distance between described first guide edge and described second long limit, is connected between described first guide edge with described second guide edge by the first chamfered transition; The position on close described first inclined-plane of described first guide section is provided with the lobe be positioned on described second long limit;
Described second guide section is arranged near described second minor face, and described sliding handle is stretched out by described second long limit;
Described trigger comprises described installation portion and is located at the adjusting portion of described installation portion near one end of described first minor face, and the width of described adjusting portion and the distance between described second guide edge and described second long limit adapt; Described adjusting portion is provided with the second inclined-plane towards the surface on described second long limit, described second inclined-plane extends to described adjusting portion one end towards described first minor face, and described second inclined-plane is tilted towards the direction on described first long limit by one end of close described first minor face on the one end away from described first minor face to described second inclined-plane on described second inclined-plane; Described adjusting portion is provided with towards the surface on described first long limit the 3rd inclined-plane matched with described first inclined-plane, described 3rd inclined-plane extends to one end of the close described installation portion of described adjusting portion, and described 3rd inclined-plane is tilted towards the direction on described first long limit by the one end away from described installation portion on one end to described 3rd inclined-plane of the close described installation portion on described 3rd inclined-plane, the angle of inclination on described 3rd inclined-plane is greater than the angle of inclination on described first inclined-plane; Described adjusting portion is provided with rotating shaft, the bearing of trend of described rotating shaft and the plane being perpendicular at described gathering sill place, and described trigger can around described axis of rotation; Described installation portion comprises the groove of a notch towards described second long limit, and described groove is positioned at outside described pump case, and described sliding handle is by stretching into being connected of described groove and described installation portion.
Preferably, described installation portion also comprises the baffle plate of the side away from described second minor face being located at described groove, and described baffle plate is positioned at outside described pump case.
Preferably, described sliding handle is provided with the first magnetic portion, and described installation portion is provided with the second magnetic portion, and described installation portion and described sliding handle are connected by magnetic.
Preferably, described alarm comprises light-emitting device and/or sound-producing device, and described alarm receives described electric potential signal and sends light according to described electric potential signal and/or send sound.
Technical solution of the present invention is by being divided into the first guide section and the second guide section by gathering sill, the syringe of piston rod press-in syringe to move and successively by the first guide section and the second guide section along gathering sill to be with flip-flop, wherein the position of the piston rod of the corresponding syringe of the second guide section is the position of transfusion close to piston rod when completing, the position of corresponding second guide section of potentiometer is arranged, when trigger moves in the second guide section, to be coordinated with sliding handle by installation portion and install to drive sliding handle to slide along resistive element, thus change the electric potential signal of potentiometer, alarm receives electric potential signal and reports to the police according to electric potential signal, therefore, owing to there being the cooperation of the first guide section, potentiometer only corresponding transfusion is arranged close to the position of the piston rod of syringe when completing, potential change is produced close to completing Shi Caihui in transfusion, and then report to the police, the setting of potentiometer is not by the impact of syringe length, under the prerequisite not changing potentiometer, by adjusting the length of the first guide section, namely the transfusion of the syringe pump of Multiple Type can be adapted to close to warning demand when completing, improve the versatility of the alarm device of this syringe pump.。
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, the structure according to these accompanying drawings can also obtain other accompanying drawing.
Fig. 1 is the structural representation of alarm device one embodiment of syringe pump of the present invention;
Fig. 2 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at original position;
Fig. 3 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at a centre position;
Fig. 4 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at another centre position;
Fig. 5 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at end position;
Fig. 6 is the structural representation of syringe pump one embodiment of the present invention;
Fig. 7 is the syringe of syringe pump in Fig. 6 and the syndeton schematic diagram of trigger.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | The pump housing | 200 | Syringe |
| 120 | Pump case | 220 | Syringe |
| 240 | Piston rod | 300 | Gathering sill |
| 400 | Potentiometer | 500 | Trigger |
| 320 | First guide section | 340 | Second guide section |
| 420 | Sliding handle | 520 | Installation portion |
| 301 | First long limit | 302 | Second long limit |
| 303 | First minor face | 304 | Second minor face |
| 305 | First guide edge | 306 | Second guide edge |
| 307 | First inclined-plane | 308 | Lobe |
| 540 | Adjusting portion | 541 | Second inclined-plane |
| 542 | 3rd inclined-plane | 543 | Rotating shaft |
| 521 | Groove | 522 | Baffle plate |
| 600 | Guide post | 910 | Guide post |
| 920 | Ball-screw | 930 | Location division |
| 940 | Locating rod | 950 | Slide block |
| 952 | Through hole |
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Need explanation, all directivity instruction (such as up, down, left, right, before and afters in the embodiment of the present invention ...) only for explaining the relative position relation, motion conditions etc. under a certain particular pose (as shown in drawings) between each parts, if when this particular pose changes, then directionality instruction also correspondingly changes thereupon.
In addition, relate to the description of " first ", " second " etc. in the present invention only for describing object, and instruction can not be interpreted as or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In addition; technical scheme between each embodiment can be combined with each other; but must be can be embodied as basis with those of ordinary skill in the art; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exist, also not within the protection domain of application claims.
The present invention proposes a kind of alarm device of syringe pump, for reporting to the police close to when completing in syringe pump transfusion, the syringe that syringe pump comprises the pump housing and is in transmission connection with the pump housing, the pump housing comprises pump case, and syringe comprises syringe and stretches into the piston rod that syringe also can make piston movement in syringe.
It is the structural representation of alarm device one embodiment of syringe pump of the present invention referring to figs. 1 through 5, Fig. 1; Fig. 2 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at original position; Fig. 3 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at a centre position; Fig. 4 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at another centre position; Fig. 5 is the schematic diagram that the trigger of the alarm device of the syringe pump of Fig. 1 is positioned at end position.
Refer to Fig. 1, and composition graphs 6 and Fig. 7 understand, in embodiments of the present invention, the alarm device 600 of this syringe pump comprises the gathering sill 300 be formed on pump case 120, the potentiometer 400 be installed on pump case 120, the alarm (not shown) is electrically connected with potentiometer 400, being positioned at gathering sill 300 also can along the trigger 500 of gathering sill 300 movement;
Gathering sill 300 comprises the first guide section 320 and the second guide section 340;
Potentiometer 400 comprises the resistive element (not shown) be arranged in parallel with the second guide section 340 and the sliding handle 420 slided along resistive element, and sliding handle 420 stretches out pump case 120, and position and the length of corresponding second guide section 340 of potentiometer 400 are arranged;
Trigger 500 and piston rod 240 are in transmission connection, the syringe 220 (referring to Fig. 7) that piston rod 240 (referring to Fig. 7) is pressed into syringe 200 is with flip-flop 500 to move and successively by the first guide section 320 and the second guide section 340 along gathering sill 300, trigger 500 is provided with local and stretches out pump case 120 and the installation portion 520 be connected with sliding handle 420, when trigger 500 moves in the second guide section 340, to be coordinated with sliding handle 420 by installation portion 520 and install to drive sliding handle 420 to slide along resistive element, thus change the electric potential signal of potentiometer 400, alarm receives electric potential signal and reports to the police according to electric potential signal.
Technical solution of the present invention is by being divided into the first guide section 320 and the second guide section 340 by gathering sill 300, the syringe 220 that piston rod 240 is pressed into syringe 200 to move and successively by the first guide section 320 and the second guide section 340 along gathering sill 300 to be with flip-flop 500, wherein the position of the piston rod 240 of the corresponding syringe 200 of the second guide section 340 is transfusion positions close to piston rod 240 when completing, the position of corresponding second guide section 340 of potentiometer 400 is arranged, when trigger 500 moves in the second guide section 340, to be coordinated with sliding handle 420 by installation portion 520 and install to drive sliding handle 420 to slide along resistive element, thus change the electric potential signal of potentiometer 400, alarm receives electric potential signal and reports to the police according to electric potential signal, therefore, owing to there being the cooperation of the first guide section 320, potentiometer 400 only corresponding transfusion is arranged close to the position of the piston rod 240 of syringe 200 when completing, potential change is produced close to completing Shi Caihui in transfusion, and then report to the police, the setting of potentiometer 400 is not by the impact of syringe 220 length, under the prerequisite not changing potentiometer 400, by adjusting the length of the first guide section 320, namely the transfusion of the syringe pump of Multiple Type can be adapted to close to warning demand when completing, improve the versatility of the alarm device of this syringe pump.
Wherein, the shape of gathering sill 300 and setting position can be selected as required, as long as under the effect of the syndeton be in transmission connection at trigger 500 and piston rod 240, trigger 500 can be made can to adjust to correspondence position along with the movement of piston rod 240 in gathering sill 300, refer to Fig. 7, in the present embodiment, trigger 500 and piston rod 240 are by guide post 910, ball-screw 920, location division 930, locating rod 940 and slide block 950 complete and are in transmission connection, concrete, location division 930 peace is fixed on one end of locating rod 940, slide block 950 is fixed on the other end of locating rod 940, location division 930 is fixedly connected with piston rod 240, ball-screw 920 and slide block 950 are in transmission connection, trigger 500 is installed on slide block 950, slide block 950 offers through hole 952, the through hole 952 of slide block 950 sheathed with guide post 910 on to make this slide block 950 can move along guide post 910 under the effect of ball-screw 920, now the bearing of trend of gathering sill 300 is consistent with the bearing of trend of guide post 910, ball-screw 920 drives slide block 950, locating rod 940 and location division 930 integrally move along a straight line, when ball-screw 920 piston rod 240 moves into syringe 220, be with flip-flop 500 to move in gathering sill 300 simultaneously.
Refer to Fig. 2 to Fig. 5, in one embodiment of this invention, preferably, gathering sill 300 in strip there is the first long limit 301 and the second long limit 302 that are oppositely arranged and be oppositely arranged the first minor face 303 and the second minor face 304; First long limit 301 comprises the first guide edge 305 of corresponding first guide section 320 setting and the second guide edge 306 of corresponding second guide section 340 setting, distance between second guide edge 306 and the second long limit 302 is less than the distance between the first guide edge 305 and the second long limit 302, is connected between the first guide edge 305 with the second guide edge 306 by the first inclined-plane 307 transition; The position near the first inclined-plane 307 of the first guide section 320 is provided with the lobe 308 be positioned on the second long limit 302; Second guide section 340 is arranged near the second minor face 304, and sliding handle 420 is stretched out by the second long limit 302; Trigger 500 comprises installation portion 520 and is located at the adjusting portion 540 of installation portion 520 near one end of the first minor face 303, and the width of adjusting portion 540 and the distance between the second guide edge 306 and the second long limit 302 adapt; Adjusting portion 540 is provided with the second inclined-plane 541 towards the surface on the second long limit 302, second inclined-plane 541 extends to adjusting portion 540 one end towards the first minor face 303, and the second inclined-plane 541 is by the tilting towards the direction on the first long limit 301 near one end of the first minor face 303 of the inclined-plane, one end to the second 541 away from the first minor face 303 on the second inclined-plane 541; Adjusting portion 540 is provided with towards the surface on the first long limit 301 the 3rd inclined-plane 542 matched with the first inclined-plane 307,3rd inclined-plane 542 extends to one end of the close installation portion 520 of adjusting portion 540, and the 3rd inclined-plane 542 is tilted towards the direction on the first long limit 301 by the one end away from installation portion 520 on one end to the 3rd inclined-plane 542 of the close installation portion 520 on the 3rd inclined-plane 542, the angle of inclination on the 3rd inclined-plane 542 is greater than the angle of inclination on the first inclined-plane 307; Adjusting portion 540 is provided with rotating shaft 543, the bearing of trend of rotating shaft 543 and the plane being perpendicular at gathering sill 300 place, and trigger 500 can 543 rotate around the shaft; Installation portion 520 comprises the groove 521 of a notch towards the second long limit 302, and groove 521 is positioned at outside pump case 120, and sliding handle 420 is by stretching into being connected of groove 521 and installation portion 520.
When starting to infuse, the piston rod 240 of syringe 200 is pressed into the end position (position at trigger 500 place namely in Fig. 5) that syringe 220 moves to second guide section 340 along gathering sill 300 by the original position (position at trigger 500 place namely in Fig. 2) of the first guide section 320 with flip-flop 500 and moves, when moving to the position (position at trigger 500 place namely in Fig. 3) near the first inclined-plane 307, trigger 500 starts to contact with lobe 308, trigger 500 is because the interference being subject to lobe 308 is rotated along rotating shaft 543, thus installation portion 520 is tilted to the direction away from the second long limit 302 along with trigger 500, second inclined-plane 541 coordinates with the second long limit 302, trigger 500 continues mobile at a slant, until the contact on the first inclined-plane 307 and the 3rd inclined-plane 542, and now the second inclined-plane 541 contacts with lobe 308, installation portion 520 correspondence is moved to the position of sliding handle 420, groove 521 is arranged in the below of sliding handle 420 and is obliquely installed (i.e. the position at trigger 500 place of Fig. 4), under the guide effect on the second inclined-plane 541 and the 3rd inclined-plane 542, trigger 500 rotates backward along rotating shaft 543, installation portion 520 sets back, and sliding handle 420 just stretches in groove 521, complete being connected of sliding handle 420 and installation portion 520, trigger 500 continues along with piston rod 240 moves, sliding handle 420 is driven to move, change the signal of telecommunication of potentiometer 400, and then alarm is reported to the police, finally along with injection completes, trigger 500 moves to the end position of the second guide section 340 along with piston rod 240.To be injectedly complete when needing to reset this alarm device 600, piston rod 240 is moved towards the direction of extracting syringe 220 out, band flip-flop 500 moves from the second guide section 340 to the first guide section 320 in groove 521, first inclined-plane 307 of device 500 to be triggered and the contact on the 3rd inclined-plane 542, when second inclined-plane 541 contacts with lobe 308, trigger 500 is because the guide effect being subject to the second inclined-plane 541 and the 3rd inclined-plane 542 is rotated along rotating shaft 543, thus installation portion 520 is tilted to the direction away from the second long limit 302 along with trigger 500, now, groove 521 is separated with sliding handle 420, trigger 500 continues to move along gathering sill 300, and reverse rotation returns to original state after leaving the first inclined-plane 307 and lobe 308, until move to original position, complete reset.By the setting of the shape and size to gathering sill 300, adapt to movement and the rotation of trigger 500, by arranging the first inclined-plane 541, inclined-plane 307, second, the 3rd inclined-plane 542, lobe 308 and rotating shaft 543, the position of trigger 500 in gathering sill 300 and direction can be changed, groove 521 is switched in inclination and level, to make sliding handle 420 can stretch in groove 521, complete being connected of sliding handle 420 and installation portion 520.
Refer to Fig. 1, Fig. 2 and Fig. 5, preferably, installation portion 520 also comprises the baffle plate 522 of the side away from the second minor face 304 being located at groove 521, and baffle plate 522 is positioned at outside pump case 120.By arranging baffle plate 522, can position by fit 521 pairs of sliding handles 420, sliding handle 420 can be promoted when trigger 500 moves simultaneously and moving, prevent sliding handle 420 unbalance stress and damage.
The set-up mode of gathering sill 300 and trigger 500 has a lot, such as, in another embodiment of the invention, preferably, sliding handle 420 is provided with the first magnetic portion (not shown), installation portion 520 is provided with the second magnetic portion (not shown), and sliding handle 420 and installation portion 520 are connected by magnetic absorption.When trigger unit moves to the second guide section 340, installation portion 520 and sliding handle 420 are by magnetic absorption, and sliding handle 420 moves along with trigger unit, and the electric potential signal of potentiometer 400 changes thereupon, and then alarm is reported to the police.
Preferably, alarm comprises light-emitting device (not shown) and/or sound-producing device (not shown), and alarm receives electric potential signal and sends light according to electric potential signal and/or send sound.As required alarm being arranged, making alarm illuminated light or send sound when reporting to the police, can effectively reminding medical personnel to infuse close to completing.
Refer to Fig. 6 and Fig. 7, the present invention also proposes a kind of syringe pump, this syringe pump comprises and alarm device 600, the pump housing 100, the syringe 200 be in transmission connection with the pump housing 100, the pump housing 100 comprises pump case 120, syringe 200 comprises syringe 220 and stretches into the piston rod 240 that syringe 220 also can make piston movement in the syringe 220 of syringe 200, the concrete structure of the alarm device 600 of this syringe pump is with reference to above-described embodiment, because this syringe pump have employed whole technical schemes of above-mentioned all embodiments, therefore all beneficial effects that the technical scheme at least having above-described embodiment is brought, this is no longer going to repeat them.
Wherein, the shape of gathering sill 300 and setting position can be selected as required, as long as under the effect of the syndeton be in transmission connection at trigger 500 and piston rod 240, trigger 500 can be made can to adjust to correspondence position along with the movement of piston rod 240 in gathering sill 300, refer to Fig. 7, in the present embodiment, trigger 500 and piston rod 240 are by guide post 910, ball-screw 920, location division 930, locating rod 940 and slide block 950 complete and are in transmission connection, concrete, location division 930 peace is fixed on one end of locating rod 940, slide block 950 is fixed on the other end of locating rod 940, location division 930 is fixedly connected with piston rod 240, ball-screw 920 and slide block 950 are in transmission connection, trigger 500 is installed on slide block 950, slide block 950 offers through hole 952, the through hole 952 of slide block 950 sheathed with guide post 910 on to make this slide block 950 can move along guide post 910 under the effect of ball-screw 920, now the bearing of trend of gathering sill 300 is consistent with the bearing of trend of guide post 910, ball-screw 920 drives slide block 950, locating rod 940 and location division 930 integrally move along a straight line, when ball-screw 920 piston rod 240 moves into syringe 220, be with flip-flop 500 to move in gathering sill 300 simultaneously.
Refer to Fig. 2 to Fig. 5, in one embodiment of this invention, preferably, gathering sill 300 in strip there is the first long limit 301 and the second long limit 302 that are oppositely arranged and be oppositely arranged the first minor face 303 and the second minor face 304; First long limit 301 comprises the first guide edge 305 of corresponding first guide section 320 setting and the second guide edge 306 of corresponding second guide section 340 setting, distance between second guide edge 306 and the second long limit 302 is less than the distance between the first guide edge 305 and the second long limit 302, is connected between the first guide edge 305 with the second guide edge 306 by the first inclined-plane 307 transition; The position near the first inclined-plane 307 of the first guide section 320 is provided with the lobe 308 be positioned on the second long limit 302; Second guide section 340 is arranged near the second minor face 304, and sliding handle 420 is stretched out by the second long limit 302; Trigger 500 comprises installation portion 520 and is located at the adjusting portion 540 of installation portion 520 near one end of the first minor face 303, and the width of adjusting portion 540 and the distance between the second guide edge 306 and the second long limit 302 adapt; Adjusting portion 540 is provided with the second inclined-plane 541 towards the surface on the second long limit 302, second inclined-plane 541 extends to adjusting portion 540 one end towards the first minor face 303, and the second inclined-plane 541 is by the tilting towards the direction on the first long limit 301 near one end of the first minor face 303 of the inclined-plane, one end to the second 541 away from the first minor face 303 on the second inclined-plane 541; Adjusting portion 540 is provided with towards the surface on the first long limit 301 the 3rd inclined-plane 542 matched with the first inclined-plane 307,3rd inclined-plane 542 extends to one end of the close installation portion 520 of adjusting portion 540, and the 3rd inclined-plane 542 is tilted towards the direction on the first long limit 301 by the one end away from installation portion 520 on one end to the 3rd inclined-plane 542 of the close installation portion 520 on the 3rd inclined-plane 542, the angle of inclination on the 3rd inclined-plane 542 is greater than the angle of inclination on the first inclined-plane 307; Adjusting portion 540 is provided with rotating shaft 543, the bearing of trend of rotating shaft 543 and the plane being perpendicular at gathering sill 300 place, and trigger 500 can 543 rotate around the shaft; Installation portion 520 comprises the groove 521 of a notch towards the second long limit 302, and groove 521 is positioned at outside pump case 120, and sliding handle 420 is by stretching into being connected of groove 521 and installation portion 520.
When starting to infuse, the piston rod 240 of syringe 200 is pressed into the end position (position at trigger 500 place namely in Fig. 5) that syringe 220 moves to second guide section 340 along gathering sill 300 by the original position (position at trigger 500 place namely in Fig. 2) of the first guide section 320 with flip-flop 500 and moves, when moving to the position (position at trigger 500 place namely in Fig. 3) near the first inclined-plane 307, trigger 500 starts to contact with lobe 308, trigger 500 is because the interference being subject to lobe 308 is rotated along rotating shaft 543, thus installation portion 520 is tilted to the direction away from the second long limit 302 along with trigger 500, second inclined-plane 541 coordinates with the second long limit 302, trigger 500 continues mobile at a slant, until the contact on the first inclined-plane 307 and the 3rd inclined-plane 542, and now the second inclined-plane 541 contacts with lobe 308, installation portion 520 correspondence is moved to the position of sliding handle 420, groove 521 is arranged in the below of sliding handle 420 and is obliquely installed (i.e. the position at trigger 500 place of Fig. 4), under the guide effect on the second inclined-plane 541 and the 3rd inclined-plane 542, trigger 500 rotates backward along rotating shaft 543, installation portion 520 sets back, and sliding handle 420 just stretches in groove 521, complete being connected of sliding handle 420 and installation portion 520, trigger 500 continues along with piston rod 240 moves, sliding handle 420 is driven to move, change the signal of telecommunication of potentiometer 400, and then alarm is reported to the police, finally along with injection completes, trigger 500 moves to the end position of the second guide section 340 along with piston rod 240.To be injectedly complete when needing to reset this alarm device 600, piston rod 240 is moved towards the direction of extracting syringe 220 out, band flip-flop 500 moves from the second guide section 340 to the first guide section 320 in groove 521, first inclined-plane 307 of device 500 to be triggered and the contact on the 3rd inclined-plane 542, when second inclined-plane 541 contacts with lobe 308, trigger 500 is because the guide effect being subject to the second inclined-plane 541 and the 3rd inclined-plane 542 is rotated along rotating shaft 543, thus installation portion 520 is tilted to the direction away from the second long limit 302 along with trigger 500, now, groove 521 is separated with sliding handle 420, trigger 500 continues to move along gathering sill 300, and reverse rotation returns to original state after leaving the first inclined-plane 307 and lobe 308, until move to original position, complete reset.By the setting of the shape and size to gathering sill 300, adapt to movement and the rotation of trigger 500, by arranging the first inclined-plane 541, inclined-plane 307, second, the 3rd inclined-plane 542, lobe 308 and rotating shaft 543, the position of trigger 500 in gathering sill 300 and direction can be changed, groove 521 is switched in inclination and level, to make sliding handle 420 can stretch in groove 521, complete being connected of sliding handle 420 and installation portion 520.
Refer to Fig. 1, Fig. 2 and Fig. 5, preferably, installation portion 520 also comprises the baffle plate 522 of the side away from the second minor face 304 being located at groove 521, and baffle plate 522 is positioned at outside pump case 120.By arranging baffle plate 522, can position by fit 521 pairs of sliding handles 420, sliding handle 420 can be promoted when trigger 500 moves simultaneously and moving, prevent sliding handle 420 unbalance stress and damage.
The set-up mode of gathering sill 300 and trigger 500 has a lot, such as, in another embodiment of the invention, preferably, sliding handle 420 is provided with the first magnetic portion, and installation portion 520 is provided with the second magnetic portion, and sliding handle 420 and installation portion 520 are connected by magnetic absorption.When trigger unit moves to the second guide section 340, installation portion 520 and sliding handle 420 are by magnetic absorption, and sliding handle 420 moves along with trigger unit, and the electric potential signal of potentiometer 400 changes thereupon, and then alarm is reported to the police.
Preferably, alarm comprises light-emitting device and/or sound-producing device, and alarm receives electric potential signal and sends light according to electric potential signal and/or send sound.As required alarm being arranged, making alarm illuminated light or send sound when reporting to the police, can effectively reminding medical personnel to infuse close to completing.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every under inventive concept of the present invention; utilize the equivalent structure transformation that description of the present invention and accompanying drawing content are done, or directly/be indirectly used in other relevant technical fields to include in scope of patent protection of the present invention.
Claims (10)
1. the alarm device of a syringe pump, for reporting to the police close to when completing in syringe pump transfusion, the syringe that described syringe pump comprises the pump housing and is in transmission connection with the pump housing, the described pump housing comprises pump case, described syringe comprises syringe and stretches into the piston rod that described syringe also can make piston movement in described syringe, it is characterized in that
The alarm device of described syringe pump comprises the gathering sill be formed on described pump case, the potentiometer be installed on described pump case, the alarm is electrically connected with described potentiometer, being positioned at described gathering sill also can along the trigger of described gathering sill movement;
Described gathering sill comprises the first guide section and the second guide section;
Described potentiometer comprises the resistive element be arranged in parallel with described second guide section and the sliding handle slided along described resistive element, and described sliding handle stretches out described pump case, and position and the length of corresponding described second guide section of described potentiometer are arranged;
Described trigger and described piston rod are in transmission connection, described piston rod is pressed into described syringe and moves and successively by described first guide section and described second guide section along described gathering sill to drive described trigger, described trigger is provided with local and stretches out described pump case and the installation portion be connected with described sliding handle, when described trigger moves in described second guide section, to be coordinated with described sliding handle by described installation portion and install to drive described sliding handle to slide along resistive element, thus change the electric potential signal of described potentiometer, described alarm receives described electric potential signal and reports to the police according to described electric potential signal.
2. the alarm device of syringe pump as claimed in claim 1, is characterized in that, described gathering sill is strip to have the first long limit and the second long limit that are oppositely arranged and to be oppositely arranged the first minor face and the second minor face;
Described first long limit comprises the first guide edge of corresponding first guide section setting and the second guide edge of the described second guide section setting of correspondence, distance between described second guide edge and described second long limit is less than the distance between described first guide edge and described second long limit, is connected between described first guide edge with described second guide edge by the first chamfered transition; The position on close described first inclined-plane of described first guide section is provided with the lobe be positioned on described second long limit;
Described second guide section is arranged near described second minor face, and described sliding handle is stretched out by described second long limit;
Described trigger comprises described installation portion and is located at the adjusting portion of described installation portion near one end of described first minor face, and the width of described adjusting portion and the distance between described second guide edge and described second long limit adapt; Described adjusting portion is provided with the second inclined-plane towards the surface on described second long limit, described second inclined-plane extends to described adjusting portion one end towards described first minor face, and described second inclined-plane is tilted towards the direction on described first long limit by one end of close described first minor face on the one end away from described first minor face to described second inclined-plane on described second inclined-plane; Described adjusting portion is provided with towards the surface on described first long limit the 3rd inclined-plane matched with described first inclined-plane, described 3rd inclined-plane extends to one end of the close described installation portion of described adjusting portion, and described 3rd inclined-plane is tilted towards the direction on described first long limit by the one end away from described installation portion on one end to described 3rd inclined-plane of the close described installation portion on described 3rd inclined-plane, the angle of inclination on described 3rd inclined-plane is greater than the angle of inclination on described first inclined-plane; Described adjusting portion is provided with rotating shaft, the bearing of trend of described rotating shaft and the plane being perpendicular at described gathering sill place, and described trigger can around described axis of rotation; Described installation portion comprises the groove of a notch towards described second long limit, and described groove is positioned at outside described pump case, and described sliding handle is by stretching into being connected of described groove and described installation portion.
3. the alarm device of syringe pump as claimed in claim 2, it is characterized in that, described installation portion also comprises the baffle plate of the side away from described second minor face being located at described groove, and described baffle plate is positioned at outside described pump case.
4. the alarm device of syringe pump as claimed in claim 1, it is characterized in that, described sliding handle is provided with the first magnetic portion, and described installation portion is provided with the second magnetic portion, and described sliding handle and described installation portion are connected by magnetic absorption.
5. the alarm device of syringe pump as claimed in claim 1, it is characterized in that, described alarm comprises light-emitting device and/or sound-producing device, and described alarm receives described electric potential signal and sends light according to described electric potential signal and/or send sound.
6. a syringe pump, it is characterized in that, comprise the pump housing, the alarm device of syringe pump and the syringe that is in transmission connection with the pump housing, the described pump housing comprises pump case, and described syringe comprises syringe and stretches into described syringe and can make the piston rod of piston movement in described syringe;
The alarm device of described syringe pump is the alarm device of described syringe pump as claimed in claim 1.
7. syringe pump as claimed in claim 6, is characterized in that, described gathering sill is strip to have the first long limit and the second long limit that are oppositely arranged and to be oppositely arranged the first minor face and the second minor face;
Described first long limit comprises the first guide edge of corresponding first guide section setting and the second guide edge of the described second guide section setting of correspondence, distance between described second guide edge and described second long limit is less than the distance between described first guide edge and described second long limit, is connected between described first guide edge with described second guide edge by the first chamfered transition; The position on close described first inclined-plane of described first guide section is provided with the lobe be positioned on described second long limit;
Described second guide section is arranged near described second minor face, and described sliding handle is stretched out by described second long limit;
Described trigger comprises described installation portion and is located at the adjusting portion of described installation portion near one end of described first minor face, and the width of described adjusting portion and the distance between described second guide edge and described second long limit adapt; Described adjusting portion is provided with the second inclined-plane towards the surface on described second long limit, described second inclined-plane extends to described adjusting portion one end towards described first minor face, and described second inclined-plane is tilted towards the direction on described first long limit by one end of close described first minor face on the one end away from described first minor face to described second inclined-plane on described second inclined-plane; Described adjusting portion is provided with towards the surface on described first long limit the 3rd inclined-plane matched with described first inclined-plane, described 3rd inclined-plane extends to one end of the close described installation portion of described adjusting portion, and described 3rd inclined-plane is tilted towards the direction on described first long limit by the one end away from described installation portion on one end to described 3rd inclined-plane of the close described installation portion on described 3rd inclined-plane, the angle of inclination on described 3rd inclined-plane is greater than the angle of inclination on described first inclined-plane; Described adjusting portion is provided with rotating shaft, the bearing of trend of described rotating shaft and the plane being perpendicular at described gathering sill place, and described trigger can around described axis of rotation; Described installation portion comprises the groove of a notch towards described second long limit, and described groove is positioned at outside described pump case, and described sliding handle is by stretching into being connected of described groove and described installation portion.
8. syringe pump as claimed in claim 7, it is characterized in that, described installation portion also comprises the baffle plate of the side away from described second minor face being located at described groove, and described baffle plate is positioned at outside described pump case.
9. syringe pump as claimed in claim 6, it is characterized in that, described sliding handle is provided with the first magnetic portion, and described installation portion is provided with the second magnetic portion, and described installation portion and described sliding handle are connected by magnetic.
10. syringe pump as claimed in claim 6, it is characterized in that, described alarm comprises light-emitting device and/or sound-producing device, and described alarm receives described electric potential signal and sends light according to described electric potential signal and/or send sound.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510812056.1A CN105363101B (en) | 2015-11-20 | 2015-11-20 | The warning device and syringe pump of syringe pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510812056.1A CN105363101B (en) | 2015-11-20 | 2015-11-20 | The warning device and syringe pump of syringe pump |
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| CN105363101A true CN105363101A (en) | 2016-03-02 |
| CN105363101B CN105363101B (en) | 2018-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510812056.1A Active CN105363101B (en) | 2015-11-20 | 2015-11-20 | The warning device and syringe pump of syringe pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109481782A (en) * | 2018-12-29 | 2019-03-19 | 深圳市好克医疗仪器股份有限公司 | Syringe pump |
| WO2021093325A1 (en) * | 2019-11-15 | 2021-05-20 | 深圳迈瑞科技有限公司 | Injection pump |
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| WO2021093325A1 (en) * | 2019-11-15 | 2021-05-20 | 深圳迈瑞科技有限公司 | Injection pump |
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| Publication number | Publication date |
|---|---|
| CN105363101B (en) | 2018-08-03 |
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Address after: 518000 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee after: Shenzhen Ying Mai Technology Co., Ltd. Address before: 518000 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee before: SHENZHEN YINGMAI TECHNOLOGY CO., LTD. |