CN103230631B - Infusion pump with electric control pump valve and liquid-stop clamp - Google Patents
Infusion pump with electric control pump valve and liquid-stop clamp Download PDFInfo
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- CN103230631B CN103230631B CN201310071204.XA CN201310071204A CN103230631B CN 103230631 B CN103230631 B CN 103230631B CN 201310071204 A CN201310071204 A CN 201310071204A CN 103230631 B CN103230631 B CN 103230631B
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- stopping clamp
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- pump door
- driving member
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Abstract
The invention discloses an infusion pump with an electric control pump and a liquid-stop clamp. The automatic opening/closing of the pump valve and the automatic clamping/loosing control of the liquid-stop clamp are achieved through a driving device, a reduction gear, a transmission device, a position detection device, a liquid-stop clamp structure, corresponding functional keys and the like, that is, all that is needed is to downwards press one corresponding functional key on the pump valve, the pump valve is automatically opened; all that is needed is to move the pump valve to a position where one corresponding function key is pressed downwards, the pump valve is automatically closed; when an infusion pipe is taken down or mounted, all that is needed is to push or press one corresponding functional key, the liquid-stop clamp is automatically opened; and the liquid-stop clamp is automatically clamped through pushing or loosing the corresponding functional key again. Therefore, the infusion pump saves labor greatly, prevents the infusion pump form inclination due to overexertion, is very convenient to operate, and improves the working efficiency remarkably.
Description
Technical field
The invention belongs to medical instruments field, particularly relate to the infusion pump of a kind of Electronic control pump door and liquid stopping clamp.
Background technology
Infusion pump is that one can accurately control number of infusion drops or infusion flow rate, medicine speed is enable to enter the instrument played a role in patient body equably, the opening and closing of the pump door of existing infusion pump, and the open and close of liquid stopping clamp has manually operated mostly.Be specially, when pump door is opened, liquid stopping clamp needs to rely on larger spring force to clamp this tube for transfusion to block fluid path, operator closes this pump door by manual operation, in this pump door closing process, the spring force that pump door need overcome described liquid stopping clamp makes this liquid stopping clamp unclamp pipeline, and, in installation and when taking off tube for transfusion, need the spring force of this liquid stopping clamp of manual override.Therefore, existing infusion pump is in specific operation process, and operator needs apply larger power ability fastening or open pump door, and takes off or install described tube for transfusion, operates more inconvenient.And, when opening or closing described pump door operation, owing to needing to apply larger push-pull effort to infusion pump, easily make this infusion pump topple over and cause danger.
Summary of the invention
For the problems referred to above, the object of the invention is to overcome the deficiencies in the prior art, the infusion pump of a kind of Electronic control pump door and liquid stopping clamp is provided, it has the effect automatically controlled, when opening or closing pump door operation and taking off and install tube for transfusion, save manpower, convenient to operation, and infusion pump will be toppled over because of operation external force, and staff can not be clamped when closing pump door.
In order to solve the problems of the technologies described above, the invention provides the infusion pump of a kind of Electronic control pump door and liquid stopping clamp, it comprises middle plate, be located at tube for transfusion in this on plate and with this in the hinged pump door of plate, this infusion pump also comprises the control module be arranged on described middle plate, driving device, deceleration device, actuating device, position detecting device and liquid stopping clamp structure, this control module controls the rotary state of described driving device, this driving device is connected with this actuating device by described deceleration device, and drive this actuating device to move together, the rotation of this actuating device triggers described position detecting device, this position detecting device detects the turned position of described actuating device and the state of described pump door and liquid stopping clamp structure, this liquid stopping clamp structure of described actuator drives moves to unclamp or clamp described tube for transfusion relative to described middle plate, described pump door comprises holding piece, described driving device drives described actuator movement by this deceleration device, described pump door is closed or opened to being rotatably assorted of this holding piece and described actuating device, this actuating device drives this liquid stopping clamp structure motion to unclamp or to clamp described tube for transfusion simultaneously, and this actuating device triggers described position detecting device, this position detecting device sends corresponding signal to described control module, and this control module controls described driving device and stops operating.
Wherein, described actuating device comprises driving member, and this driving member is removably fixed on described middle plate by some bearing shells, and rotates in this bearing shell, this driving member is connected with described deceleration device, then described driving device drives this driving member to rotate by described deceleration device.
Wherein, described position detecting device comprises signal trigger member and signal detection part, this signal trigger member is located on described driving member, and rotate along with the rotation of this driving member, this signal detection part is installed on described middle plate, and coordinates with this signal trigger member to detect the turned position of described driving member and the state of described pump door and liquid stopping clamp structure.
Wherein, described signal trigger member is a dark slide, this signal detection part is a photoswitch assembly, this dark slide is sheathed on described driving member, and rotate along with the rotation of this driving member, this photoswitch assembly comprises photoswitch, this photoswitch matches with described dark slide to detect the turned position of described driving member and the state of described pump door and liquid stopping clamp structure, and controlling signal to described control module accordingly according to testing result transmission, this control module then controls described driving device and starts and stop.
Wherein, described signal detection part can be in optocoupler, Hall element, coding disk, touch-switch and microswitch any one or its combination, it is for detecting the state of described pump door and liquid stopping clamp structure.
Wherein, described liquid stopping clamp structure comprises cam and moving part, this cam is installed in one end of described driving member, described cam side is convexly equipped with styletable, one end of this styletable and described moving part is hinged, this cam rotates along with described driving member and moves, then the one end being articulated with the moving part on the styletable of this cam is rotated around described driving member.
Wherein, described liquid stopping clamp structure also comprises liquid stopping clamp and block, this liquid stopping clamp is installed in the guide hole on described middle plate movably, and it is hinged with the other end of described moving part, this block is convexly equipped on described middle plate and the position of close described guide hole, the position of this block is corresponding with the position of described liquid stopping clamp, described tube for transfusion is between this liquid stopping clamp and this block, described driving member drives described cam to rotate, and drive described liquid stopping clamp to move in described guide hole by described moving part, then this liquid stopping clamp end near or away from described block, and match to clamp or unclamp described tube for transfusion with described block.
Wherein, described infusion pump also comprises control button and switch, the position of this control button corresponds to the installation site of described switch, this switch is for triggering described control module, when described control button is depressed, this control button is by described switch opens, and this switch sends triggering signal to described control module, this control module controls described driving device and starts and rotate, and drives described liquid stopping clamp structure to move together with described actuating device by described actuating device.
Wherein, described pump door also comprises door opening key and projection, this door opening key and above-mentioned control module are electrically connected, it is for opening described pump door, and the installation site of described projection corresponds to the installation site of described control button, and aims at this control button, this bump contact also triggers this control button, and by described control button pressure to open described switch, this switch sends corresponding triggering signal to described control module, this control module controls described driving device and starts.
Wherein, described control button protrudes from the height sum that the height of plate in this and described projection protrude from this pump door and is less than or equal to 10 millimeters.
Wherein, described actuating device also comprises fastener, described middle plate offers knocker hole, the position of offering in this knocker hole corresponds to the installation site of described fastener, described holding piece through described knocker hole, and exposes this knocker hole, and this holding piece offers fixing hole, described fastener can move into this fixing hole along with the rotation of above-mentioned driving member, or shifts out in this fixing hole.
Wherein, described deceleration device be in worm and gear reduction assemblies, reduction gear component, belt wheel reduction assemblies and chain sprocket decelerating assembly any one or its combination, described fastener be an arc hook arrangement door hook, described driving device is motor.
Wherein, described pump door is also provided with magnetic part, described middle plate is also provided with Hall element, this magnetic part produces a magnetic field, and the installation site of this Hall element corresponds to the installation site of described magnetic part, and detects magnetic field and the changes of magnetic field thereof of this magnetic part, after described pump door is closed completely, this Hall element detects the magnetic field of described magnetic part, and sends corresponding signal, to confirm that described pump door is closed.
In the infusion pump of Electronic control pump door provided by the invention and liquid stopping clamp, in the process opening and closing described pump door, realize automatically opening and closing described pump door by devices such as described driving device, deceleration device, actuating device, position detecting device and corresponding function buttons, and automatically control the clamping of described liquid stopping clamp and unclamp, namely only need press the correlation function button on this pump door when opening this pump door, then this pump door is just opened automatically.When closing described pump door, only this pump door need be moved to the position of pressure correlation function button, then described pump door is just closed automatically; When taking off and install described tube for transfusion, only need press or pin corresponding function button, this liquid stopping clamp just can be made automatically to open; Again press or unclamp this function button, just can make this liquid stopping clamp Automatic-clamping.Therefore the infusion pump of Electronic control pump door of the present invention and liquid stopping clamp saves manpower greatly, avoids and because manpower is excessive, infusion pump is toppled over, and operation is also very convenient, significantly improves work efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment 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, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the pump door of the infusion pump of the Electronic control pump door that provides of the embodiment of the present invention and liquid stopping clamp when opening.
Fig. 2 is the structural representation of the infusion pump of the pump door that provides of embodiment of the present invention when closing.
Fig. 3 is the decomposing schematic representation of each assembly of the infusion pump that the embodiment of the present invention provides.
Fig. 4 is the fundamental diagram of infusion pump when pump door is closed that the embodiment of the present invention provides.
Fig. 5 is the movement locus figure of fastener relative holding piece when pump door is closed that the embodiment of the present invention provides.
Fig. 6 is that the infusion pump that provides of the embodiment of the present invention is at the fundamental diagram of pump door when opening.
Fig. 7 is the movement locus figure of fastener relative holding piece when pump door is opened that the embodiment of the present invention provides.
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 the present invention's part embodiment, 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.
Refer to Fig. 1, the present invention is the infusion pump 100 that embodiment provides a kind of Electronic control pump door and liquid stopping clamp, it comprises middle plate 10, be located at tube for transfusion 20 in this on plate 10 and with this in the pump door 30 that is hinged of plate 10.The roughly rectangular tabular of described middle plate 10 entirety, the roughly rectangular tabular of this pump door 30 entirety, and can open or close relative to plate in this 10.Described tube for transfusion 20 is the flexible pipe of hollow, and when described pump door 30 is opened relative to plate in this 10, described tube for transfusion 20 is clamped, and the fluid path in this tube for transfusion 20 is blocked; When described pump door 30 is closed relative to plate in this 10, described tube for transfusion 20 is released.
See also Fig. 2 and Fig. 3, the infusion pump 100 of described Electronic control pump door and liquid stopping clamp also comprises control module (not shown), driving device 11, deceleration device 12, actuating device 13, position detecting device 14, liquid stopping clamp structure 15, controls button 17 and switch 18.Described control module, driving device 11, deceleration device 12, actuating device 13, position detecting device 14, liquid stopping clamp structure 15, control button 17 and switch 18 are all arranged on described middle plate 10.
Described control module can be the control system of a man-machine interaction, and it for controlling startup and the stopping of described driving device 11, and can adjust the rotating speed of this driving device 11 further.Described driving device 11 is connected with described actuating device 13 by described deceleration device 12, and provides driving force for this actuating device 13, rotates to drive this actuating device 13.In embodiments of the present invention, described driving device 11 can be motor, and further, this driving device 11 also can adopt motor, and its controllability is strong, so that increase the safety and reliability of operation control.
In embodiments of the present invention, described actuating device 13 comprises driving member 132 and fastener 134, and this driving member 132 entirety is roughly in cylindrical shape, and it is removably fixed on described middle plate 10 by some bearing shells 21, and can rotate in this bearing shell 21.This driving member 132 is connected with described deceleration device 12, then described driving device 11 drives this driving member 132 to rotate by described deceleration device 12.Described fastener 134 entirety is roughly in circular lamellar body, and it can be sheathed on described driving member 132, and can rotate along with the rotation of this driving member 132.In embodiments of the present invention, described fastener 134 can be, but is not limited to, and door hooks.
Described position detecting device 14 is for the state of the turned position and this pump door 30 and liquid stopping clamp structure 15 of detecting described driving member 132, it comprises signal trigger member and signal detection part, this signal trigger member is installed on described driving member 132, and rotates along with the rotation of this driving member 132.Described signal detection part is installed on described middle plate 10, and coordinates with described signal trigger member the turned position detecting described driving member 132.In embodiments of the present invention, described signal trigger member is a dark slide 141, and this signal detection part is a photoswitch assembly 142.The fan-shaped plate body of this dark slide 141 entirety roughly in center drilling, it is sheathed on described driving member 132, and can rotate along with the rotation of this driving member 132.Described photoswitch assembly 142 comprises photoswitch (not shown), it matches with described dark slide 141 to detect the turned position of described driving member 132 and the state of described pump door 30 and liquid stopping clamp structure 15, and controlling signal to described control module accordingly according to testing result transmission, this control module then controls described driving device 11 and starts and stop.In embodiments of the present invention, described photoswitch assembly 14 can be in photo-coupler, Hall element, encoder, touch-switch and microswitch any one or its combination, for detecting the state of described pump door 30 and described liquid stopping clamp structure 15.
In embodiments of the present invention, described liquid stopping clamp structure 15 comprises liquid stopping clamp 153, moving part 154, cam 155 and block 156, described middle plate 10 is offered a rectangular guide hole 157.This liquid stopping clamp 153 is installed in described guide hole 157, and can move back and forth in described guide hole 157, and the end of this liquid stopping clamp 153 is passed and exposed this guide hole 157, and coordinates with described block 156 in order to clamp or to unclamp described tube for transfusion 20.The roughly rectangular shape lamellar body of described moving part 154 entirety, its one end and described liquid stopping clamp 153 hinged, move at described guide hole 157 in order to drive described liquid stopping clamp 153.In embodiments of the present invention, described moving part 154 can be a connecting rod.
Described cam 155 is installed in the position of contiguous described liquid stopping clamp 153 on described driving member 132, and this cam 155 1 side epirelief is provided with a styletable 1552.The styletable 1552 of this cam 155 is hinged with the other end of described moving part 154, namely, the two ends of this moving part 154 respectively with described liquid stopping clamp 153 and cam 155 hinged, this cam 155 rotates along with described driving member 132 and moves, the one end being then articulated with the moving part 154 on the styletable 1552 of this cam 155 is rotated around described driving member 132, thus drives described liquid stopping clamp 153 mobile in described guide hole 157.In embodiments of the present invention, described cam 155 can be an eccentric, and it is sheathed on described driving member 132, and rotates along with the rotation of this driving member 132.
Described block 156 be convexly equipped in described middle plate 10 have described control button 17 surface or with this in plate 10 be formed in one and design, and be positioned at the position near described guide hole 157.The position of this block 156 is corresponding with the position of described liquid stopping clamp 153, and described tube for transfusion 20 is between this liquid stopping clamp 153 and this block 156, and this liquid stopping clamp 153 matches to clamp or unclamp described tube for transfusion 20 with described block 156.Such as, this cam 155 rotates along with described driving member 132 and rotates, then described moving part 154 the rotation along with this cam 155 and move, thus drive described liquid stopping clamp 153 mobile in described guide hole 157, then this liquid stopping clamp 153 end near or away from described block 156, and match to clamp or unclamp described tube for transfusion 20 with described block 156.
The position of described control button 17 corresponds to the installation site of described switch 18, and protrudes from the surface that described middle plate 10 is provided with block 156, and described switch 18 is for triggering described control module.Be specially, when described control button 17 is depressed, described switch 18 is opened by this control button 17, then this switch 18 sends triggering signal to described control module, this control module controls described driving device 11 and starts and rotate, thus drive described cam 155 by described driving member 132, moving part 154 moves together with liquid stopping clamp 153.Described middle plate 10 also offers knocker hole 19, and the position of offering in this knocker hole 19 corresponds to the installation site of described fastener 134.
Described pump door 30 comprises door opening key (not shown), projection 31 and holding piece 32, and described door opening key and above-mentioned control module are electrically connected, for the described pump door 30 of startup.The installation site of described projection 31 corresponds to the installation site of described control button 17, and aim at this control button 17, in the process that described pump door 30 is closed, this projection 31 contacts this control button 17, and described control button 17 can be depressed to trigger this control button 17.Described holding piece 32 can pass above-mentioned knocker hole 19, and part exposes this knocker hole 19.In embodiments of the present invention, described holding piece 32 can be a knocker, it offers fixing hole 322, and described fastener 134 can move in this fixing hole 322 along with the rotation of above-mentioned driving member 132, or shifts out in this fixing hole 322.In embodiments of the present invention, described control button protrudes from the height sum that the height of described middle plate 10 and described projection 31 protrude from described pump door 30 and is less than or equal to 10 millimeters.
When described pump door 30 be in non-fully open or non-fully closure state time, described dark slide 141 shelters from described photoswitch assembly 142, thus stops the signal (as optical signal) that this photoswitch assembly 142 transmits.When described pump door 30 be in open completely or closure state time, described dark slide 141 exposes this photoswitch assembly 142, and sends and control signal to described control module accordingly.
See also Fig. 4 to Fig. 5, when closing described pump door 30, described pump door 30 is being promoted towards the direction of described middle plate 10, when described control button 17 is depressed by described projection 31, described switch 18 is opened by this control button 17, this switch 18 sends triggering signal to described control module, this control module controls described driving device 11 and starts and rotate to a direction (as clockwise), after this driving device 11 is slowed down by described deceleration device 12, drive described driving member 132 to rotate (as clockwise) simultaneously, described cam 155 then on this driving member 132 rotates along with this driving member 132 simultaneously.Now, the one end being articulated with the moving part 154 on the styletable 1552 of this cam 155 is rotated around described driving member 132, then this cam 155 drives this liquid stopping clamp 153 to move in the direction away from described block 156 by described moving part 154, described liquid stopping clamp 153 unclamps described tube for transfusion 20 gradually, therefore, the fluid path conducting in the tube for transfusion 20 between this liquid stopping clamp 153 and block 156.Simultaneously, fastener 134 on described driving member 132 rotates (as clockwise) along with this driving member 132 simultaneously, holding piece then on described pump door 30 32 to be visited button hole 19 through plate 10 in this, fastener 134 on described driving member 132 snaps in the fixing hole 322 of this holding piece 32, and holding piece 32 described in fastening gradually.Simultaneously, described dark slide 141 is rotated together along with this driving member 132, the position of never blocking described photoswitch assembly 142 light when this dark slide 141 turns to the position of blocking this photoswitch assembly 142 light, and when being rotated further the position of not blocking this photoswitch assembly 142 light, represent that described driving member 132 turns to this pump door 30 closed position, and this liquid stopping clamp 153 is totally released described tube for transfusion 20, described control module accessory drive 11 stops operating, described infusion pump 100 starts to start, and starts transfusion.
See also Fig. 6 to Fig. 7, when opening described pump door 30, operate the door opening key on described pump door 30, described control module controls described driving device 11 and starts and carry out oppositely (as counterclockwise) rotation, after described driving device 11 is slowed down by this deceleration device 12, drive (as the counterclockwise) rotation in the other direction simultaneously of described driving member 132, then the described cam 155 on this driving member 132 is along with this driving member 132 counter-rotation simultaneously.Now, the one end being articulated with the moving part 154 on described styletable 1552 is rotated around described driving member, thus drive described liquid stopping clamp 153 mobile in described guide hole 157, then this cam 155 drives described liquid stopping clamp 153 to move in the direction near described block 156 by described moving part 154, this liquid stopping clamp 153 clamps described tube for transfusion 20 gradually, therefore, the tube for transfusion 20 between this liquid stopping clamp 153 and block 156 is clamped, and the fluid path in this tube for transfusion 20 is blocked.Meanwhile, the fastener 134 on described driving member 132 is along with this driving member 132 counter-rotation (as counterclockwise) simultaneously, then described fastener 134 shifts out in the fixing hole 322 on the holding piece 32 this pump door 30.Simultaneously, described dark slide 141 is reversed together along with this driving member 132, the position of never blocking the light of described photoswitch assembly 142 when this dark slide 141 turns to the position of blocking this photoswitch assembly 142 light, and when being rotated further the position of not blocking this photoswitch assembly 142 light, represent that described driving member 132 turns to this pump door 30 open position, now, described control module controls described driving device 11 and stops operating, can complete the action of opening described pump door 30, described tube for transfusion 20 is clamped.
In embodiments of the present invention, the present invention why described control button 17 is protruded with this in the height of plate 10 and described projection 31 height that protrudes from this pump door 30 be arranged to be less than or equal to 10 millimeters, because the thickness of the finger of people is generally greater than 10 millimeters, so, in the process of closing described pump door 30, if staff does not shift out from the gap between described pump door 30 and middle plate 10, then when this pump door 30 pushes down staff, gap between described pump door 30 and middle plate 10 is greater than 10 millimeters, make the projection 31 on this pump door 30 cannot touch control button 17 on described middle plate 10.Therefore, described driving device 11 also just cannot start, and described pump door 30 also just cannot be closed automatically, thus ensure that described pump door 30 and middle plate 10 can not clamp staff, and then safety when ensure that operation.
In other embodiments, this fastener 134 can also be the molectron of wheel and rack, and this gear is installed on described driving member 132, and this tooth bar is installed in described middle plate 10 surface slidably, this gear is meshed with this tooth bar, and this tooth bar can be driven to move relative to described middle plate 10.The front end of this tooth bar is wedge shape, described driving member 132 rotates and drives this gear correspondingly to rotate, the tapered end of tooth bar described in this gear driven is inserted in the fixing hole 322 on described holding piece 32, or shifts out in this fixing hole 322, to realize the closedown of described pump door 30 or to open.
In addition, in the infusion pump 100 of Electronic control pump door provided by the invention and liquid stopping clamp, in the process opening and closing described pump door 30, realize automatically opening and closing described pump door 30 by described driving device 11, deceleration device 12, actuating device 13, position detecting device 14, device such as control button 17 and switch 18 etc., and automatically control the clamping of described liquid stopping clamp 153 and unclamp, namely only need press the door opening key on this pump door 30 when opening this pump door 30, then this pump door 30 is just opened automatically.When closing described pump door 30, only this pump door 30 need be moved to the position of press control button 17, then described pump door 30 is just closed automatically; When taking off and install described tube for transfusion 20, only need press or pin described control button 17, this liquid stopping clamp 153 just can be made automatically to open; Again press or unclamp this control button 17, this liquid stopping clamp 153 Automatic-clamping can be made.Therefore the infusion pump 100 of Electronic control pump door of the present invention and liquid stopping clamp saves manpower greatly, avoids and because manpower is excessive, infusion pump is toppled over, and operation is also very convenient, significantly improves work efficiency.
As shown in Fig. 3, Fig. 5 and Fig. 7, in embodiments of the present invention, described fastener 134 is an arc hook arrangement, this fastener 134 is specifically set to arc hook arrangement, then when closing described pump door 30, described driving member 132 rotates (as shown in Figure 5) clockwise, described fastener 134 enters in the fixing hole 322 on described holding piece 32 along with the rotation of this driving member 132, now, this fastener 134 and holding piece 32 are connected together, thus described pump door 30 is linked closely with this on plate 10.When opening described pump door 30, described driving member 132 counterclockwise rotates (as shown in Figure 7), described fastener 134 is deviate from along with the rotation of this driving member 132 in the fixing hole 322 described holding piece 32, now, this fastener 134 is separated with described holding piece 32, thus is opened by described pump door 30, now, pull out described pump door 30, this pump door 30 can easily open larger angle.
As shown in Figures 2 and 3, in embodiments of the present invention, described bearing shell 21 is installed on described middle plate 10, this bearing shell 21 is sheathed on described driving member 132, this driving member 132 is played to the effect of location, make this driving member 132 can remain on original position to rotate, and prevent this driving member 132 from rotation process, producing skew.
As shown in Figures 2 and 3, as the preferred embodiments of the present invention, described deceleration device 12 is worm and gear reduction assemblies, certainly in other embodiments, deceleration device 12 also can be any one or its combination in the reduction assemblies such as reduction gear component, belt wheel reduction assemblies and chain sprocket decelerating assembly.
In addition, as shown in Figure 3, in embodiments of the present invention, described pump door 30 is also provided with magnetic part 33, described middle plate 10 is also provided with Hall element 25, and this magnetic part 33 can produce a magnetic field, and this Hall element 25 is installed in a mounting groove 26 that described middle plate 10 is offered, its installation site corresponds to the installation site of described magnetic part 33, and can detect magnetic field and the changes of magnetic field thereof of this magnetic part 33.After this pump door 30 is closed, described magnetic part 33 is the shortest with the distance before Hall element 25, and now, this Hall element 25 detects the magnetic field of described magnetic part 33, and sends corresponding signal, to confirm that described pump door 30 is closed.After this pump door 30 shuts, described control module just can control infusion pump and normally work; If this pump door 30 does not shut, infusion pump would not start.Certainly, in other embodiments, described Hall element 25 also can be replaced by the convectional signals such as microswitch, photoswitch detection means with magnetic part 33, can serve the same role equally.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (13)
1. the infusion pump of an Electronic control pump door and liquid stopping clamp, it comprises middle plate, be located at tube for transfusion in this on plate and with this in the hinged pump door of plate, it is characterized in that, this infusion pump also comprises the control module be arranged on described middle plate, driving device, deceleration device, actuating device, position detecting device and liquid stopping clamp structure, this control module controls the rotary state of described driving device, this driving device is connected with this actuating device by described deceleration device, and drive this actuating device to move together, the rotation of this actuating device triggers described position detecting device, this position detecting device detects the turned position of described actuating device and the state of described pump door and liquid stopping clamp structure, this liquid stopping clamp structure of described actuator drives moves to unclamp or clamp described tube for transfusion relative to described middle plate, described pump door comprises holding piece, described driving device drives described actuator movement by this deceleration device, described pump door is closed or opened to being rotatably assorted of this holding piece and described actuating device, this actuating device drives this liquid stopping clamp structure motion to unclamp or to clamp described tube for transfusion simultaneously, and this actuating device triggers described position detecting device, this position detecting device sends corresponding signal to described control module, and this control module controls described driving device and stops operating.
2. the infusion pump of Electronic control pump door according to claim 1 and liquid stopping clamp, it is characterized in that, described actuating device comprises driving member, this driving member is removably fixed on described middle plate by some bearing shells, and rotate in this bearing shell, this driving member is connected with described deceleration device, then described driving device drives this driving member to rotate by described deceleration device.
3. the infusion pump of Electronic control pump door according to claim 2 and liquid stopping clamp, it is characterized in that, described position detecting device comprises signal trigger member and signal detection part, this signal trigger member is located on described driving member, and rotate along with the rotation of this driving member, this signal detection part is installed on described middle plate, and coordinates with this signal trigger member to detect the turned position of described driving member and the state of described pump door and liquid stopping clamp structure.
4. the infusion pump of Electronic control pump door according to claim 3 and liquid stopping clamp, it is characterized in that, described signal trigger member is a dark slide, this signal detection part is a photoswitch assembly, this dark slide is sheathed on described driving member, and rotate along with the rotation of this driving member, this photoswitch assembly comprises photoswitch, this photoswitch matches with described dark slide to detect the turned position of described driving member and the state of described pump door and liquid stopping clamp structure, and control signal to described control module accordingly according to testing result transmission, this control module then controls described driving device and starts and stop.
5. the infusion pump of Electronic control pump door according to claim 3 and liquid stopping clamp, it is characterized in that, described signal detection part can be in optocoupler, Hall element, coding disk, touch-switch and microswitch any one or its combination, it is for detecting the state of described pump door and liquid stopping clamp structure.
6. the infusion pump of Electronic control pump door according to claim 2 and liquid stopping clamp, it is characterized in that, described liquid stopping clamp structure comprises cam and moving part, this cam is installed in one end of described driving member, described cam side is convexly equipped with styletable, one end of this styletable and described moving part is hinged, and this cam rotates along with described driving member and moves, then the one end being articulated with the moving part on the styletable of this cam is rotated around described driving member.
7. the infusion pump of Electronic control pump door according to claim 6 and liquid stopping clamp, it is characterized in that, described liquid stopping clamp structure also comprises liquid stopping clamp and block, this liquid stopping clamp is installed in the guide hole on described middle plate movably, and it is hinged with the other end of described moving part, this block is convexly equipped on described middle plate and the position of close described guide hole, the position of this block is corresponding with the position of described liquid stopping clamp, described tube for transfusion is between this liquid stopping clamp and this block, described driving member drives described cam to rotate, and drive described liquid stopping clamp to move in described guide hole by described moving part, then this liquid stopping clamp end near or away from described block, and match to clamp or unclamp described tube for transfusion with described block.
8. the infusion pump of Electronic control pump door according to claim 1 and liquid stopping clamp, it is characterized in that, described infusion pump also comprises control button and switch, the position of this control button corresponds to the installation site of described switch, this switch is for triggering described control module, when described control button is depressed, this control button is by described switch opens, this switch sends triggering signal to described control module, this control module controls described driving device and starts and rotate, and drive described liquid stopping clamp structure to move together with described actuating device by described actuating device.
9. the infusion pump of Electronic control pump door according to claim 8 and liquid stopping clamp, it is characterized in that, described pump door also comprises door opening key and projection, this door opening key and above-mentioned control module are electrically connected, it is for opening described pump door, the installation site of described projection corresponds to the installation site of described control button, and aim at this control button, this bump contact also triggers this control button, and by described control button pressure to open described switch, this switch sends corresponding triggering signal to described control module, and this control module controls described driving device and starts.
10. the infusion pump of Electronic control pump door according to claim 9 and liquid stopping clamp, is characterized in that, described control button protrudes from the height sum that the height of plate in this and described projection protrude from this pump door and is less than or equal to 10 millimeters.
The infusion pump of 11. Electronic control pump doors according to claim 2 and liquid stopping clamp, it is characterized in that, described actuating device also comprises fastener, described middle plate offers knocker hole, and the position of offering in this knocker hole corresponds to the installation site of described fastener, and described holding piece is through described knocker hole, and expose this knocker hole, this holding piece offers fixing hole, and described fastener can move into this fixing hole along with the rotation of above-mentioned driving member, or shifts out in this fixing hole.
The infusion pump of 12. Electronic control pump doors according to claim 11 and liquid stopping clamp, it is characterized in that, described deceleration device be in worm and gear reduction assemblies, reduction gear component, belt wheel reduction assemblies and chain sprocket decelerating assembly any one or its combination, described fastener is that the door of an arc hook arrangement hooks, and described driving device is motor.
The infusion pump of 13. Electronic control pump doors according to claim 1 and liquid stopping clamp, it is characterized in that, described pump door is also provided with magnetic part, described middle plate is also provided with Hall element, this magnetic part produces a magnetic field, the installation site of this Hall element corresponds to the installation site of described magnetic part, and detect magnetic field and the changes of magnetic field thereof of this magnetic part, after described pump door is closed completely, this Hall element detects the magnetic field of described magnetic part, and send corresponding signal, to confirm that described pump door is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310071204.XA CN103230631B (en) | 2012-10-30 | 2013-03-06 | Infusion pump with electric control pump valve and liquid-stop clamp |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210424104.6 | 2012-10-30 | ||
| CN2012104241046 | 2012-10-30 | ||
| CN 201210424104 CN102940915A (en) | 2012-10-30 | 2012-10-30 | Infusion pump capable of electrically controlling opening and closing of pump door and liquid stop clip |
| CN201310071204.XA CN103230631B (en) | 2012-10-30 | 2013-03-06 | Infusion pump with electric control pump valve and liquid-stop clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103230631A CN103230631A (en) | 2013-08-07 |
| CN103230631B true CN103230631B (en) | 2015-05-13 |
Family
ID=47723967
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210424104 Withdrawn CN102940915A (en) | 2012-10-30 | 2012-10-30 | Infusion pump capable of electrically controlling opening and closing of pump door and liquid stop clip |
| CN201310071204.XA Active CN103230631B (en) | 2012-10-30 | 2013-03-06 | Infusion pump with electric control pump valve and liquid-stop clamp |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210424104 Withdrawn CN102940915A (en) | 2012-10-30 | 2012-10-30 | Infusion pump capable of electrically controlling opening and closing of pump door and liquid stop clip |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102940915A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103120813B (en) * | 2013-02-01 | 2015-02-18 | 深圳麦科田生物医疗技术有限公司 | Infusion pump of electric control switch pump door |
| CN105311704B (en) * | 2015-11-20 | 2018-04-10 | 深圳影迈科技股份有限公司 | Infusion pump |
| WO2017132532A1 (en) * | 2016-01-28 | 2017-08-03 | Deka Products Limited Partnership | Apparatus for monitoring, regulating, or controlling fluid flow |
| CN108671320B (en) * | 2018-04-24 | 2024-03-12 | 深圳麦科田生物医疗技术股份有限公司 | Infusion pump and automatic liquid stopping method thereof |
| CN111249576B (en) * | 2020-01-20 | 2022-03-08 | 江苏爱朋医疗科技股份有限公司 | Liquid automatic locking mechanism and medicine injection pump with same |
| CN111407964A (en) * | 2020-03-11 | 2020-07-14 | 深圳市科曼医疗设备有限公司 | Liquid stopping device and infusion pump |
| CN113648483B (en) * | 2020-08-18 | 2024-03-19 | 深圳迈瑞科技有限公司 | Injection pump and control method for injection pump |
| CN113304000B (en) * | 2021-05-06 | 2022-12-09 | 宿州市久协医药信息咨询有限公司 | Obstetrical department is with intelligent storing medical treatment shallow |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2338759A (en) * | 1996-04-10 | 1999-12-29 | Baxter Int | Infusion pump valve with rounded vertex |
| CN101469695A (en) * | 2007-12-28 | 2009-07-01 | 北京谊安医疗系统股份有限公司 | Medical infusion pump door opening detection device |
| CN101628137A (en) * | 2009-08-12 | 2010-01-20 | 善德仕医疗科技（北京）有限公司 | Parenteral nutrition infusion pump |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7611498B2 (en) * | 2006-05-18 | 2009-11-03 | Codan Holding Gmbh | Arrangement for the coupling of an intravenous tube with infusion pump |
| JP2012029914A (en) * | 2010-07-30 | 2012-02-16 | Terumo Corp | Infusion pump |
-
2012
- 2012-10-30 CN CN 201210424104 patent/CN102940915A/en not_active Withdrawn
-
2013
- 2013-03-06 CN CN201310071204.XA patent/CN103230631B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2338759A (en) * | 1996-04-10 | 1999-12-29 | Baxter Int | Infusion pump valve with rounded vertex |
| CN101469695A (en) * | 2007-12-28 | 2009-07-01 | 北京谊安医疗系统股份有限公司 | Medical infusion pump door opening detection device |
| CN101628137A (en) * | 2009-08-12 | 2010-01-20 | 善德仕医疗科技（北京）有限公司 | Parenteral nutrition infusion pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103230631A (en) | 2013-08-07 |
| CN102940915A (en) | 2013-02-27 |
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Address after: Piovan development building No. 5158 Nanshan District West Road Xili Shahe Shenzhen city Guangdong province 518000 1 twelfth storey Applicant after: MEDCAPTAIN MEDICAL TECHNOLOGY CO., LTD. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Xili Guan Long building C building 508 Applicant before: Shenzhen Yusheng Medical Technology Co.,Ltd. |
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Effective date of registration: 20200327 Address after: 518000 workshop 601, building C, jinweiyuan industrial plant, JuLongshan District, Zhukeng community, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN MAIKETIAN LIFE SCIENCE Co.,Ltd. Address before: Piovan development building No. 5158 Nanshan District West Road Xili Shahe Shenzhen city Guangdong province 518000 1 twelfth storey Patentee before: Medcaptain Medical Technology Co.,Ltd. |