CN205913592U - A end liquid spare and check hydraulic device for transfer pump - Google Patents
A end liquid spare and check hydraulic device for transfer pump Download PDFInfo
- Publication number
- CN205913592U CN205913592U CN201620591998.1U CN201620591998U CN205913592U CN 205913592 U CN205913592 U CN 205913592U CN 201620591998 U CN201620591998 U CN 201620591998U CN 205913592 U CN205913592 U CN 205913592U
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- liquid
- matrix
- optocoupler
- driven member
- connecting portion
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Abstract
The utility model provides the utility model discloses a transfer pump end liquid spare, it includes first base member, connecting portion and first stop part, first base member has a chamber of holding, connecting portion are connected to first base member, first stop part is connected to connecting portion, first stop part is with to hold the chamber relative and separate each other. A check hydraulic device, its includes casing, above -mentioned liquid spare and the second of ending end liquid spare, the second ends liquid spare and includes the second base member and end liquid portion, and the casing is provided with only liquid cooperation portion, and first base member is connected with first promotion section and be provided with a reset spring. When opening the pump door, end the liquid double -layered quilt and pull out, end transfer line in the accommodation hole that liquid pressed from both sides and kept off by first stop part and into end the cistern, end cistern extrusion transfer line and end liquid to the transfer line. When the pump door was closed, the pump goalkeeper ended the propulsion of liquid clamp and holds the chamber, and the transfer line is kept off by first base member and into ends the accommodation hole that liquid pressed from both sides to stop the gravity infusion.
Description
Technical field
This utility model is related to medical instruments field, in particular to the only liquid part for infusion pump and only liquid dress
Put.
Background technology
In treatment clinical course, many patients are frequently necessary to carry out infusion treatment.Therefore infusion device becomes
Indispensable visual plant in treatment clinical course.Infusion pump used in infusion device can accurately control number of infusion drops
Or infusion flow rate, and ensure medicine speed uniformly, dose be exactly in patient body, improve the efficiency of clinical administration operation
And motility, reduce nursing work load.
When medical personnel use infusion pump, need manual unlocking pump door to change transfusion device, at this moment need to make tube for transfusion stop
Only gravity infusion, thus infusion pump is when pump door is opened, needs to enter whereabouts liquid using liquid stopping clamp.In the prior art, some stop
Liquid folder manually controls, and relies on the elastic force that spring provides to make liquid stopping clamp clamp tube for transfusion, has a disadvantage in that inconvenient operation；Few
Number supports that the Zhi Ye mechanism of pipe racks liquid stopping clamp all adopts Motor drive, and its manufacturing cost is higher.
Utility model content
The purpose of this utility model is to provide a kind of only liquid part for infusion pump, and it can be beaten in the pump door of infusion pump
When opening automatic liquid-stopping and when pump door is closed stop gravity infusion.
Another object of the present utility model is to provide a kind of only liquid device applying above-mentioned infusion pump liquid-stopping device.
Embodiment of the present utility model is achieved in that
A kind of only liquid part for infusion pump, it includes the first matrix, connecting portion and the first stop part；First matrix tool
There is the accommodating chamber accommodating liquid stopping clamp, connecting portion connects to the first matrix and extends to the direction away from the first matrix；First stops
Block piece connects to connecting portion and the first stop part extends to the direction away from connecting portion, and the first stop part is relative with accommodating chamber simultaneously
And it is spaced.
A kind of only liquid device, it includes housing and the above-mentioned only liquid part for infusion pump；Only liquid device also includes second
Only liquid part, second stops liquid part includes the second matrix and connects to the only liquid portion of the second matrix, and housing is provided with is joined with only liquid portion
The only liquid auxiliary section closed；First matrix and the second matrix are as pivotally connected to housing respectively；First matrix is connected with first and pushes away
Dynamic portion, the first pushing part and the second substrate contact cooperation；First matrix is provided with the (the first back-moving spring making the first matrix reset.
The beneficial effect of the only liquid part for infusion pump of this utility model embodiment and only liquid device is: for infusing
The only liquid part of pump includes the first matrix, connecting portion and the first stop part, and the first matrix has the accommodating chamber accommodating liquid stopping clamp, even
Socket part connects to the first matrix, and the first stop part connects to connecting portion, and the first stop part is relative with accommodating chamber and spaced
Setting.Only liquid part for infusion pump is installed on inside infusion pump, and liquid stopping clamp is installed in accommodating chamber, and liquid stopping clamp connects to transfusion
The pump door of pump, when opening pump door, liquid stopping clamp is drawn out from accommodating chamber by pump door, the tube for transfusion quilt in the receiving hole of liquid stopping clamp
First stop part keeps off into only liquid bath, and the width due to stopping liquid bath is less than the diameter of tube for transfusion, thus only liquid bath extruding tube for transfusion pair
Tube for transfusion stops liquid, and tube for transfusion stops gravity infusion.When pump door is closed, pump goalkeeper's liquid stopping clamp advances accommodating chamber, and tube for transfusion is by the
4th side wall of one matrix keeps off the receiving hole into liquid stopping clamp, because the diameter of receiving hole is far longer than the diameter of tube for transfusion, thus
Fluid in tube for transfusion recovers flowing, and tube for transfusion recovers gravity infusion.Additionally, the only liquid part structure for infusion pump is simple, become
This is relatively low.
Brief description
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to use required in embodiment
Accompanying drawing be briefly described it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is a schematic perspective view of the only first embodiment of liquid part for infusion pump of the present utility model；
Fig. 2 is another schematic perspective view of the only first embodiment of liquid part for infusion pump of the present utility model；
Fig. 3 is that the only liquid part for infusion pump of the present utility model is stood with one of liquid stopping clamp cooperation in the first embodiment
Body schematic diagram, wherein liquid stopping clamp are in only liquid status；
Fig. 4 is that the only liquid part for infusion pump of the present utility model is stood with one of liquid stopping clamp cooperation in the first embodiment
Body schematic diagram, wherein liquid stopping clamp are in non-only liquid status；
Fig. 5 is a schematic perspective view of the only second embodiment of liquid part for infusion pump of the present utility model；
Fig. 6 is another schematic perspective view of the only second embodiment of liquid part for infusion pump of the present utility model；
Fig. 7 is the exploded perspective schematic diagram of only liquid device of the present utility model；
Fig. 8 is the overall schematic perspective view of only liquid device of the present utility model；
Fig. 9 is the schematic perspective view of the only housing of liquid device of the present utility model；
Figure 10 is the first of the only liquid device of the present utility model schematic perspective view stopping liquid part；
Figure 11 is the first schematic perspective view that only liquid part is coordinated with liquid stopping clamp of only liquid device of the present utility model；
Figure 12 is the second of the only liquid device of the present utility model schematic perspective view stopping liquid part；
Figure 13 is the schematic perspective view of only the first driven member of liquid device of the present utility model；
Figure 14 is the schematic perspective view of only the second driven member of liquid device of the present utility model；
Figure 15 be only liquid device of the present utility model second only liquid part be attached to the schematic perspective view of first half-shell；
Figure 16 be only liquid device of the present utility model first only liquid part, the first driven member and the second driven member are respectively mounted
Schematic perspective view to the second half-shell；
Figure 17 is the first only liquid part and the second schematic perspective view that only liquid part coordinates of only liquid device of the present utility model；
Figure 18 is the schematic perspective view not being subject to during external force of only liquid device of the present utility model；
Figure 19 is the schematic perspective view that the first pressing plate stopping liquid part stopping liquid device of the present utility model is pressed onto bottom；
Figure 20 is the schematic diagram of the only first state of liquid device of the present utility model；
Figure 21 is the schematic diagram of only the second state of liquid device of the present utility model；
Figure 22 is the schematic diagram of the only third state of liquid device of the present utility model；
Figure 23 is the schematic diagram of only the 4th state of liquid device of the present utility model；
Figure 24 is the schematic diagram of only the 5th state of liquid device of the present utility model.
Specific embodiment
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of this utility model, rather than whole embodiments.Generally described in accompanying drawing herein and
The assembly of this utility model embodiment illustrating can be arranged with various different configurations and design.
First embodiment
Refer to Fig. 1 and Fig. 2, the present embodiment provides a kind of only liquid part 100 for infusion pump, and it includes the first matrix
110th, connect to the connecting portion 120 of the first matrix 110 and connect to the first stop part 130 of connecting portion 120.
The shape of the first matrix 110 is cuboid.Specifically, the first matrix 110 includes the first side wall 111, second sidewall
112nd, the 3rd side wall 113, the 4th side wall 114, matrix diapire 116 and matrix roof 115, matrix diapire 116 and matrix roof
The first side wall 111, second sidewall 112, the 3rd side wall 113 and the 4th side wall 114, the first side wall 111, second is connected between 115
Side wall 112, the 3rd side wall 113 and the 4th side wall 114 join end to end successively and form rectangular-shaped tubular.First matrix 110 has appearance
Receive chamber 118, accommodating chamber 118 originates in the 3rd side wall 113, and the length direction along the first matrix 110 extends to the 4th side wall 114 simultaneously
And extend through the 3rd side wall 113 and the 4th side wall 114.It should be understood that in other embodiments, the first matrix 110 can be out
It is provided with the physical components accommodating liquid stopping clamp 150, the shape of the first matrix 110 can be selected with being actually needed according to installation site
Select, and the outer surface of side wall, second sidewall 112, the 3rd side wall 113 and the 4th side wall 114 can be plane, curved surface respectively
Or the irregular face of other；The shape of accommodating chamber 118 and the form fit of liquid stopping clamp 150, the shape of accommodating chamber 118 can be according to only
The shape of liquid folder 150 is changed；Accommodating chamber 118 can not be and extends to the 4th side wall 114 from the 3rd side wall 113, can be only
In the 4th side wall 114, there is opening and there is no opening on the 3rd side wall 113.
One end of first matrix 110 is provided with connecting portion 120 and connects to the first stop part 130 of connecting portion 120.Even
Socket part 120 connects to the 4th side wall 114, and connecting portion 120 is located between accommodating chamber 118 and matrix roof 115.First stop part
130 one end connects to the end of connecting portion 120, and the first stop part 130 is entirely located in the side of connecting portion 120, the first backstop
Part 130 and the 4th side wall 114 interval setting, that is, the first stop part 130 is relative with accommodating chamber 118 and interval setting；First stops
The length of block piece 130 is equal to the half of the width of accommodating chamber 118.Connecting portion 120 is vertical with the 4th side wall 114, and connecting portion
120 is vertical with the first stop part 130.First matrix 110, connecting portion 120 and the first stop part 130 are to be integrally formed part.Should
Understand, connecting portion 120 can be down to the 3rd side wall 113, and connecting portion 120 may also connect to the 4th side wall 114 and is arranged at appearance
Receive between chamber 118 and the first side wall 111, can be arranged between accommodating chamber 118 and second sidewall 112 or appearance can be arranged at
Receive between chamber 118 and matrix diapire 116；The middle part of the first stop part 130 can connect to connecting portion 120, the first stop part 130
Form " t " shape or the structure of similar " t " shape with connecting portion 120, the length of the first stop part 130 and connecting portion 120 can basis
The structure of liquid stopping clamp 150 and shape select；First matrix 110, connecting portion 120 and the first stop part 130 can be three independences
Part, or the first stop part 130 can be to be integrally formed part with connecting portion 120.
Fig. 3 and Fig. 4 shows the use of the only liquid part 100 for infusion pump.Refer to Fig. 3, liquid stopping clamp 150 includes engaging
Portion 151 and connecting to the only liquid plate 152 at junction surface 151, only liquid plate 152 have the receiving hole 153 placing tube for transfusion 160 and
Tube for transfusion 160 is stopped with the only liquid bath 154 of liquid.Only liquid part 100 for infusion pump is arranged on the inside of infusion pump, liquid stopping clamp 150
It is arranged in accommodating chamber 118, the junction surface 151 of liquid stopping clamp 150 connects to pump door (not shown), and tube for transfusion 160 passes through receiving hole
153.
As shown in figure 3, when opening pump door, pump door pulls the junction surface 151 of liquid stopping clamp 150, and liquid stopping clamp 150 is from accommodating chamber
It is drawn out in 118, the tube for transfusion 160 in receiving hole 153 is kept off into only liquid bath 154 by the first stop part 130, due to stopping liquid bath 154
Width be less than tube for transfusion 160 diameter, thus only liquid bath 154 extruding tube for transfusion 160 to tube for transfusion 160 stop liquid.As Fig. 4 institute
Show, when pump door is closed, pump door promotes the junction surface 151 of liquid stopping clamp 150, and liquid stopping clamp 150 is pushed into accommodating chamber 118, tube for transfusion
160 are kept off into receiving hole 153 by the 4th side wall 114, because the diameter of receiving hole 153 is far longer than the diameter of tube for transfusion 160, thus
Fluid in tube for transfusion 160 recovers flowing.
Second embodiment
Refer to Fig. 5 and Fig. 6, the present embodiment provides a kind of only liquid part 200 for infusion pump, itself and first embodiment
Only liquid part 100 for infusion pump is roughly the same, and the difference of the two is shape difference and first matrix of the first stop part
Shape different.
Only liquid part 200 for infusion pump includes the first stop part 231 and the second stop part 232, the first stop part 231 He
The shape of the second stop part 232 is identical.First stop part 231 includes the first stop part 233 and connects to the first stop part 233
The second stopper section 234, one end of the first stop part 233 connects to connecting portion 240 and the other end is to away from connecting portion 240
Direction extends；One end of second stopper section 234 connects to connecting portion 240 and the other end connects to matrix diapire 256, and the
The side of two stopper sections 234 connects to connecting portion 240.The width of connecting portion 240 is more than the width of connecting portion 120 in first embodiment
Degree, the side of connecting portion 240 connects to the first stop part 231 and the other end connects to the second stop part 232.First stop part
231 and second stop part 232 be respectively connecting to connecting portion 240 and the second stop part 232 and the first stop part 231 interval sets
Put.
The first matrix 250 for the only liquid part 200 of infusion pump does not have the 3rd side wall 113 and the 4th side wall 114.First side
The length of wall 251 is less than the length of the first side wall 111, and second sidewall 252 includes the first wall portion 253 and connects to the first wall portion
253 the second wall portion 254, the angle between the first wall portion 253 and the second wall portion 254 is about 30 degree it should be appreciated that the first wall portion
253 and second angles between wall portion 254 can be 1 to 180 degree.Base portion diapire 256 has and is shaped as trapezoidal breach, and
Side wall 251, second sidewall 252, base portion roof 255 and base portion diapire 256 are joined together to form accommodating chamber 258.As Fig. 6 institute
Show, liquid stopping clamp 150 is contained in accommodating chamber 258.
The first end 263 of the first matrix 250 connects to connector portion 240, and the matrix roof 255 of the first matrix 250 connects
To the second stop part 232, matrix diapire 256 connects to the first stop part 231, and the first side wall 251 connects to connecting portion 240.The
Second end 264 of one matrix 250 is formed with the first Access Division 260 and the first auxiliary section 270, and the first Access Division 260 is included from base
Projection 261 and the groove 262 being located at projection 261 side that body roof 255 extends, the end face of the first auxiliary section 270 is rectangle.
Refer to Fig. 7 and Fig. 8, this utility model also provides a kind of only liquid device 300, it includes housing 310, first and stops liquid
Part 380, second stops liquid part 390, the first driven member 410, the second driven member 420 and optocoupler assembly 450, and in the present embodiment the
One stops the only liquid part for infusion pump that liquid part 380 is in first embodiment or second embodiment.Fig. 7 is only liquid device 300
Decomposing schematic representation, Fig. 8 is the schematic perspective view of only liquid device 300.
Refer to Fig. 9 it is shown that the schematic perspective view of housing 310.Housing 310 includes first half-shell 320 and the second half-shell
350, first half-shell 320 and the second half-shell 350 are joined together to form housing 310.First half-shell 320 includes roof and connection
To the upper side wall of the side of roof, upper side wall includes the first upper side wall 321, the second upper side wall 322, the 3rd upper side wall 323 and
Four upper side walls 324, the first upper side wall 321 and the relative and interval setting of the 3rd upper side wall 323, the second upper side wall 322 and the 4th
Upper side wall 324 relatively and interval setting, on the upside of the first upper side wall 321, the second upper side wall 322, the 3rd upper side wall 323 and the 4th
Wall 324 is respectively connecting to roof, and upper side wall and roof form the space for accommodating other part.Accordingly, the second half-shell 350
Including the lower wall of roof and the side connecting to diapire, lower wall include the first lower wall 351, the second lower wall 352,
Three lower wall 353 and the 4th lower wall 354, the first lower wall 351 and the relative and interval setting of the 3rd lower wall 353, second
Lower wall 352 and the relative and interval setting of the 4th lower wall 354, under the first lower wall 351, the second lower wall the 352, the 3rd
Side wall 353 and the 4th lower wall 354 are respectively connecting to diapire, and lower wall and diapire form the space for accommodating other part.
First half-shell 320 has the first upper mounting portion 326, the second upper mounting portion 327 and the 3rd installation portion, installs on first
Portion 326, the second upper mounting portion 327 and the 3rd installation portion are respectively connecting to the inner side of roof, and the first upper mounting portion 326,
Two upper mounting portions 327 and the 3rd installation portion are cartridge respectively.Accordingly, the second half-shell 350 has the first lower mounting portion
356th, the second lower mounting portion 357 and the 3rd installation portion, the first installation portion is arranged at the first lower wall 351, the first installation portion setting
There is the first axis hole 368；Second lower mounting portion 357 and the 3rd lower mounting portion 358 are respectively connecting to the inner side of diapire, second time installation
Portion 357 and the 3rd upper mounting portion 328 are cartridge respectively.
3rd upper side wall 323 of first half-shell 320 offers the first upper shed 329, and the second upper side wall 322 offers second
Upper shed 330.Accordingly, the 3rd lower wall 353 of the second half-shell 350 offers the first under shed 359, the second lower wall 352
Offer the second under shed 330.The outside of the first upper side wall 321 of first half-shell 320 is provided with the first sleeve 331, on the 4th
The outside of side wall 324 is provided with second sleeve 332, and the outside of the second upper side wall 322 is provided with 3rd sleeve 333, the first sleeve
331st, second sleeve 332 and 3rd sleeve 333 extend to the direction away from roof from roof respectively.Accordingly, the second half-shell 350
The outside of the first lower wall 351 be provided with the first connecting plate 361, the outside of the 4th lower wall 354 is provided with the second connecting plate
362, the outside of the second lower wall 352 is provided with the 3rd connecting plate 363.By securing member (not shown) by the first sleeve 331 with
First connecting plate 361 is connected, is connected second sleeve 332 with the second connecting plate 362, by 3rd sleeve 333 and the 3rd connecting plate
363 connections.The outside of the second upper side wall 322 of first half-shell 320 is provided with spaced 4th sleeve 334 and 5th sleeve
335, the outside of the second lower wall 352 of the second half-shell 350 is provided with spaced 6th sleeve 364 and the 7th sleeve 365.
The outside of the 3rd upper side wall 323 of first half-shell 320 is provided with only liquid auxiliary section 336, only the shape of liquid auxiliary section 336
Shape is cuboid.The inner side of the 4th upper side wall 324 is provided with the first spring mountings 337, and the first spring mountings 337 include
Connect the fixed plate 338 of the inner side to the 4th upper side wall 324 and connect to the fixed column 339 of fixed plate 338, fixed column 339
Vertically connect to fixed plate 338.The inner side of the second lower wall 352 of the second half-shell 350 is connected with second spring fixture
372, second spring fixture 372 offers the second fixing hole 374；It is solid that the inner side of the 3rd lower wall 353 is connected with the 3rd spring
Determine part 373, the 3rd spring mountings 373 offer the 3rd fixing hole 375；One end of second spring fixture 372 connects to
The two lower wall 352 and other end connects to one end of the 3rd spring mountings 373, the other end of the 3rd spring mountings 373
Connect to the 3rd lower wall 353.The inner vertical of the first lower wall 351 is connected with the 4th spring mountings 376, and the 4th spring is solid
Determining part 376 is plate-shaped member.The inner side of the diapire of the second half-shell 350 is provided with stopper posts 369, the first lower wall 351 and the 4th
The junction formation corner of lower wall 354, stopper posts 369 are arranged near corners.3rd lower wall 353 offers the first installation
Hole 366 and the second installing hole 367, the first installing hole 366 and the second installing hole 367 be respectively used to by only liquid device 300 connect to
Other parts or other device (such as infusion pump).
Refer to Figure 10, the first liquid stopping clamp 150 includes the only liquid part 200 for infusion pump, and the side of its connecting portion 120 is even
Be connected to pressing plate 381 and opposite side be connected with the first stop part 130 and the second stop part, pressing plate 381 respectively with the first stop part
130 or extend in opposite direction with the second stop part, pressing plate 381 and connecting portion 120 have certain angle, and such as 90
Degree.The outside of matrix diapire 116 is provided with the first impeller 382, and the first impeller 382 includes connecting to the first pushing part 383
And connect to the second pushing part 384 of the first pushing part 383, it is vertical between the first pushing part 383 and the second pushing part 384,
Second pushing part 384 offers the first fixing hole 385.It should be understood that the folder between the first pushing part 383 and the second pushing part 384
Angle can be 1 to 180 degree.The outside of matrix roof 115 is connected with the second rotating shaft 520, and the outside of matrix diapire 116 is connected with
One rotating shaft 510.Figure 11 shows that liquid stopping clamp 150 is arranged on first and stops in liquid part 380.
Refer to Figure 12, second only liquid part 390 include the second matrix 391, connect one end to the second matrix 391 only
Liquid portion 392, connect the first optocoupler 451 first optocoupler 451 block piece 395 of the other end to the second matrix 391 and connect to
Second impeller 393 of the side of the second matrix 391.The shape of the second matrix 391 is cuboid, and only liquid portion 392 includes connecting
To the base station 401 of one end of the second matrix 391 and connect to the prism portion 402 of base station 401, only liquid portion 392 rib in only liquid
Tube for transfusion 160 can be cut by post portion 402, and compared with other planes, the pressure that prism applies is bigger, and only liquid effect is more preferable.First
Optocoupler 451 first optocoupler 451 block piece 395 includes the first extension 396 of the other end connecting to the second matrix 391 and connects
It is connected to the first catch 397 of the first extension 396, the first extension 396 forms " l " shape or similar " l " with the second matrix 391
The part of shape.The junction of the second matrix 391 and the first extension 396 offers the second axis hole 398.The one of second matrix 391
Side is connected with the second impeller 393, and the second impeller 393 is plate-like piece, and the section of the second impeller 393 is " l " shape, and second pushes away
Moving part 393 is vertical with the second matrix 391 to be connected.
Refer to Figure 13, the first driven member 410 includes the 3rd matrix 411.The side of the 3rd matrix 411 be connected with first from
Dynamic portion 412, the first follower 412 is connected with the second follower 413, has between the first follower 412 and the second follower 413
Certain angle；The opposite side of the 3rd matrix 411 is connected with the second optocoupler 452 second optocoupler 452 block piece 414, the second optocoupler
452 second optocoupler 452 block piece 414 includes connection and to the second extension 415 of the 3rd matrix 411 and connects to the second prolongation
Second catch 416 in portion 415.Refer to Figure 14, the second driven member 420 includes the 4th matrix 421, connects to the 4th matrix 421
The 3rd follower 423 and connect to the baffle plate 424 of the 3rd follower 423.In the present embodiment, the 3rd matrix 411 and
Four matrixes 421 are cylinder part respectively.Turning back to reference to Fig. 7, optocoupler assembly 450 includes the first optocoupler 451, the second optocoupler 452
With installing plate 453, the first optocoupler 451 and the second optocoupler 452 be respectively connecting to installing plate 453, and installing plate 453 passes through securing member
(not shown) connects the 6th sleeve of 4th sleeve 334 to first half-shell 320 and 5th sleeve 335 and the second half-shell 350
364 and the 7th sleeve 365.
Continue referring to Fig. 9 and Figure 12, and with reference to Figure 15, Figure 15 shows the second only liquid part 390 and the first upper casing
Schematic diagram.Second stops liquid part 390 is sheathed on first rotating shaft 510 and can rotate around the 3rd rotating shaft 530, the 3rd rotating shaft 530
One end is fixedly attached to the second lower mounting portion 357 of the second half-shell 350 and the other end is fixedly attached to the of first half-shell 320
Two upper mounting portions 327.It is provided with the 4th back-moving spring 640, the 4th back-moving spring between fixed plate 338 and the second impeller 393
640 one end leans the second impeller 393 and the other end is sheathed on fixed column 339.
Continue referring to Fig. 9 and Figure 10, and with reference to Figure 16, Figure 16 shows that first stops liquid part 380, the first driven member
410 and second driven member 420 connect to the schematic diagram of the second half-shell 350.It is fixedly attached to the first first rotating shaft stopping liquid part 380
510 the first upper mounting portions 326 being attached to first half-shell 320, first rotating shaft 510 can rotate in the first upper mounting portion 326；
It is fixedly attached to the first axis hole 368 that the first the second rotating shaft 520 stopping liquid part 380 is attached in the second half-shell 350, the second rotating shaft
520 can rotate in the first axis hole 368.3rd matrix 411 of the first driven member 410 be sheathed in the 3rd rotating shaft 530 and
Can rotate around the 3rd rotating shaft 530.4th matrix 421 of the second driven member 420 is sheathed on the 4th rotating shaft and can be around the 4th
Axis of rotation, one end of the 4th rotating shaft is fixedly attached to the 3rd lower mounting portion 358 of the second half-shell 350 and the other end is fixing even
It is connected to the 3rd upper mounting portion 328 of first half-shell 320.
It is arranged with (the first back-moving spring 610 outside first rotating shaft 510, outside the second rotating shaft 520, be arranged with second back-moving spring
620, it is arranged with the 3rd back-moving spring 630 outside the 3rd rotating shaft 530.In the present embodiment, (the first back-moving spring 610, the second reset bullet
Spring 620 and the 3rd back-moving spring 630 are outer arm torsionsprings.One arm of (the first back-moving spring 610 is arranged at the first pushing part
In 383 fixing hole, and another arm is arranged at the 3rd fixing hole 375 of the 3rd spring mountings 373.Second back-moving spring
620 arm is arranged in the 3rd matrix 411, and another arm is arranged at the second of second spring fixture 372 and fixes
Hole 374.One arm of the 3rd back-moving spring 630 is arranged in the 4th matrix 421, and another wall is arranged at the 4th spring
Fixture 376.
As shown in figure 17 it is shown that first stops liquid part 380 and the second operation principle that only liquid part 390 coordinates.When with first
When direction (for example clockwise) pressure first stops the pressing plate 381 of liquid part 380, first stops liquid part 380 around first rotating shaft 510 He
Second rotating shaft 520 is rotated with first direction, the first pushing part 383 promotion second only liquid part 390 of the first impeller 382, and second
Only liquid part 390 rotates around the 3rd rotating shaft 530, and the second the second impeller 393 stopping liquid part 390 compresses the 4th back-moving spring 640.When
When first direction is not subject to ambient pressure, the 4th back-moving spring 640 resets and promotes the second impeller 393, and the second impeller 393 drives
Second stops liquid part 390, and second stops liquid part 390 around the 3rd rotating shaft 530 with second direction (for example counterclockwise) rotation, and second stops
Only liquid part 380 resets for liquid part 390 drive first.
First cooperation that only liquid part 380 stops liquid part 390 with second includes following three kinds of states:
Figure 18 shows first state, and that is, the first pressing plate 381 stopping liquid part 380 is not subject to the situation of external force completely.First stops
Liquid part 380 is in reset state in the presence of (the first back-moving spring 610, first only liquid part 380 be resisted against the 3rd spring and fix
Part 373.Second stops liquid part 390 is in reset state in the presence of the 4th back-moving spring 640, and second stops the only liquid of liquid part 390
Portion 392 is resisted against only liquid auxiliary section 336, and only liquid portion 392 and only the distance between liquid auxiliary section 336 are zero, and that is, second stops liquid part
390 are in only liquid status.
Figure 19 shows the second state, and that is, the first pressing plate 381 stopping liquid part 380 is subject to first direction (for example clockwise)
External force is forced into the situation at bottom, that is, pressing plate 381 is at the maximum compression stroke of pressing plate 381.First stops liquid part 380 in external force
In the presence of rotated around first rotating shaft 510 and the second rotating shaft 520 with first direction, first only liquid part 380 to leave the 3rd spring solid
Only the distance between liquid part 380 and the 3rd spring mountings 373 are in ultimate range to determine part 373 and first, are arranged at first
Only first impeller 382 of liquid part 380 promotes second to stop liquid part 390, and second stops liquid part 390 with second direction (for example counterclockwise)
Rotate around the 3rd rotating shaft 530, only liquid auxiliary section 336 is left in the second only liquid portion 392 stopping liquid part 390, and stops liquid portion 392 and stop
The distance between liquid auxiliary section 336 is only liquid portion 392 and the only ultimate range between liquid auxiliary section 336, i.e. the second only liquid part 390
It is in non-only liquid status.
Refer to Fig. 8, Fig. 8 shows the third state, that is, the first pressing plate 381 stopping liquid part 380 is subject to first direction (for example
External force clockwise) is less than the maximum compression stroke of pressing plate 381 by the situation of half-press, the i.e. compression travel of pressing plate 381.The third
With the difference of second working condition, working condition is that only liquid portion 392 and only the distance between liquid auxiliary section 336 are less than only liquid
Ultimate range between portion 392 and only liquid auxiliary section 336, second stops liquid part 390 is also at non-only liquid status.
Table one
Refer to Figure 20 to 24 it is shown that five kinds of working conditions of only liquid device 300, and defeated by optocoupler assembly 310
Go out this working condition, optocoupler assembly 310 output alarm signal when working state abnormal.First optocoupler 451 and the second light
Coupling 452 is respectively provided with opening, and the opening of the first optocoupler 451 and second stops the first catch 397 of liquid part 390 in same plane, the
Second catch 416 of the opening of two optocouplers 452 and the first driven member 410 is in same plane.When the opening of the first optocoupler 451 no hides
During gear, the output signal of the first optocoupler 451 is not cut off, when the opening of the first optocoupler 451 is blocked by the first catch 397, the
The output signal of one optocoupler 451 is cut off.When the opening of the second optocoupler 452 is unobstructed, the output signal of the second optocoupler 452 does not have
There is cut-out, when the opening of the second optocoupler 452 is blocked by the second catch 416, the output signal of the second optocoupler 452 is cut off.
Figure 20 shows the first working condition in table one, and only liquid device 300 is arranged at the inside of only liquid pump, and only
Liquid folder 150 connects to pump door, when being fitted without liquid stopping clamp 150 in only liquid device 300, after opening pump door, the first only liquid part
380 pressing plate 381 loses compressing of external force, and first stops liquid part 380 around first rotating shaft 510 and the second rotating shaft 520 rotate counterclockwise,
Due to second only liquid part 390 not by first only liquid part 380 first lose compressing of part, second only liquid part 390 the 4th
Turn clockwise in the presence of back-moving spring 640, the second the first catch 397 stopping liquid part 390 does not block the first optocoupler 451
Opening.Because the first driven member 410 is not subject to compressing of liquid stopping clamp 150, the first driven member 410 is in second back-moving spring 620
In the presence of rotate outside up time and reset, the second follower 413 of the first driven member 410 is resisted against the first only liquid part 380
First auxiliary section, the second catch 416 of the first driven member 410 does not block the second optocoupler 452.Second driven member 420 is the 3rd
Turn clockwise in the presence of back-moving spring 630 and against the first driven member 410.Thus, the first catch 397 does not block
One optocoupler 451, the second catch 416 does not block the second optocoupler 452.
Figure 21 shows the second working condition in table one, when being fitted without liquid stopping clamp 150 in only liquid device 300,
After closing pump door, pump door is pressed on the first pressing plate 381 stopping liquid part 380.Second stops liquid part 390 is subject to first to stop liquid part 380
Promote, second stops liquid part 390 has certain distance with the spacing of only liquid auxiliary section 336.Because the first driven member 410 is not only subject to
The promotion of liquid folder 150, the second follower 413 of the first driven member 410 is in the presence of second back-moving spring 620 against first
Stop liquid part 380 and the second catch 416 leaves the second optocoupler 452, the first the first Access Division 260 stopping liquid part 380 abuts against, the
Baffle plate 424 second driven member 420 is blocked in one Access Division, and the second the first catch 397 stopping liquid part 390 leaves the first optocoupler 451.From
And the first optocoupler 451 and the second optocoupler 452 are not all blocked.
Figure 22 shows the third working condition in table one, and after pump door is opened, first stops liquid part 380 first again
Rotate counterclockwise and resetting in the presence of the spring 610 of position, second only liquid part 390 suitable in the presence of the 4th back-moving spring 640
Hour hands rotate and reset, and first catch the first driven member 410 turns clockwise and multiple in the presence of second back-moving spring 620
Position, first stops liquid part 380 withstands the second driven member 420.Thus, the first catch 397 blocks the first optocoupler 451, the second catch 416
Do not block the second optocoupler 452.
Figure 23 shows the 4th kind of working condition in table one.When being provided with liquid stopping clamp 150 in only liquid device 300, pump
After door is closed, pump door is resisted against on liquid stopping clamp 150, and the pressing plate 381 of the first liquid stopping clamp 150 is in the state of half-press.First stops liquid
Folder 150 promotion the first driven member 410, the first driven member 410 rotate counterclockwise, the first catch 397 blocks the first optocoupler 451.The
One driven member 410 promotes the second driven member 420, the second driven member 420 rotate counterclockwise, and the second driven member 420 is resisted against backstop
Post 369, the second only liquid portion 392 stopping liquid part 390 is more than zero and less than only liquid portion with only the distance between liquid auxiliary section 336
392 and the only ultimate range between liquid auxiliary section 336, second only liquid part 390 is in non-only liquid status.Because second stops liquid part
390 be subject to the first only liquid part 380 promotion less, the 4th back-moving spring 640 make second only liquid part rotate second slightly clockwise
Only the second catch 416 of liquid part 390 does not block the second optocoupler 452.
Figure 24 shows the 5th kind of working condition in table one.When being provided with liquid stopping clamp 150 in only liquid device 300, pump
After door is opened, liquid stopping clamp 150 is pulled out by pump door, is installed on the first tube for transfusion 160 stopping liquid part 380 and is stopped liquid part 380 by first
Keep off the only liquid bath 154 into liquid stopping clamp 150, and the second only liquid portion 392 stopping liquid part 390 is clipped together with only liquid auxiliary section 336
Tube for transfusion 160 is carried out with secondary only liquid.Even if the only only liquid disabler of liquid bath 154, the second liquid stopping clamp 150 can be to tube for transfusion
160 stop liquid effectively, thus by first only liquid part 380 and second only liquid part 390 realizes the dual only liquid to tube for transfusion 160.
After liquid stopping clamp 150 is drawn out, first only liquid part 380, second stop the movement locus of liquid part 390 and the first driven member 410 with
Movement locus in Figure 22 are similar.Thus, the first catch 397 blocks the first optocoupler 451, and the second catch 416 does not block second
Optocoupler 452.
It should be understood that first only liquid part 380, second stop liquid part 390, the first driven member 410 and the second driven member 420 and exist respectively
In the presence of (the first back-moving spring 610, second back-moving spring 620, the 3rd back-moving spring 630 and the 4th back-moving spring 640 simultaneously
Motion.
In sum, the only liquid part 100 for infusion pump of the present utility model is including the first matrix 110, connecting portion
And first stop part, the first matrix has the accommodating chamber accommodating liquid stopping clamp, and connecting portion connects to the first matrix, the first stop part
Connect to connecting portion, the first stop part is relative with accommodating chamber and spaced setting.Only liquid part 100 for infusion pump is installed
Inside infusion pump, liquid stopping clamp is installed in accommodating chamber, and liquid stopping clamp connects to the pump door of infusion pump, when opening pump door, only liquid
Double-layered quilt pump door is drawn out from accommodating chamber, and the tube for transfusion in the receiving hole of liquid stopping clamp is kept off into only liquid bath by the first stop part, due to
Only the width of liquid bath is less than the diameter of tube for transfusion, thus only liquid bath extruding tube for transfusion stops liquid to tube for transfusion, tube for transfusion stops gravity
Transfusion.When pump door is closed, pump goalkeeper's liquid stopping clamp advances accommodating chamber, and tube for transfusion is kept off into liquid stopping clamp by the 4th side wall of the first matrix
Receiving hole, because the diameter of receiving hole is far longer than the diameter of tube for transfusion, thus fluid in tube for transfusion recovers flowing, transfusion
Pipe recovers gravity infusion.Its structure is simple, and cost is relatively low.
Claims (10)
1. a kind of only liquid part for infusion pump is it is characterised in that it includes the first matrix, connecting portion and the first stop part；
Described first matrix has the accommodating chamber accommodating liquid stopping clamp, and described connecting portion connects to described first matrix and to away from described
The direction of the first matrix extends；Described first stop part connects to described connecting portion and described first stop part is to away from described
The direction of connecting portion extends, and described first stop part is relative with described accommodating chamber and spaced.
2. the only liquid part for infusion pump according to claim 1 is it is characterised in that the described only liquid part for infusion pump
Also include spaced second stop part with described first stop part, described second stop part connect to described connecting portion and
Extend to the direction away from described connecting portion；One end of described first matrix connects to described connecting portion, described first matrix
The other end is provided with the first Access Division and the first auxiliary section, and described first Access Division includes the projection extending from described first matrix
And the groove positioned at described projection side, the end face of described first auxiliary section is rectangle.
3. a kind of only liquid device is it is characterised in that it includes the only liquid for infusion pump described in housing and claim 2
Part；Described only liquid device also includes second and stops liquid part, and described second stops liquid part includes the second matrix and connect to described second
The only liquid portion of matrix, described housing is provided with the only liquid auxiliary section with described only liquid portion cooperation；Described first matrix and described
Two matrixes are as pivotally connected to described housing respectively；Described first matrix is connected with the first pushing part, described first pushing part
With described second base mate；Described first matrix is provided with the (the first back-moving spring making described first matrix reset.
4. only liquid device according to claim 3 is it is characterised in that described first matrix is by being respectively arranged at described the
The first rotating shaft of one matrix and second turn are pivotally connected to described housing, and described (the first back-moving spring is sheathed on described first rotating shaft,
One arm of described (the first back-moving spring is fixed to described housing and another arm connects to described first pushing part.
5. only liquid device according to claim 4 it is characterised in that described second only liquid part also include connecting to described the
Second pushing part of two matrixes, described second pushing part is connected to described housing by the 4th back-moving spring.
6. only liquid device according to claim 5 is it is characterised in that described only liquid device also includes being arranged at described housing
Outside optocoupler assembly, described optocoupler assembly includes the first optocoupler, the second optocoupler and installs described first optocoupler and described
The installing plate of the second optocoupler, described first optocoupler and described second optocoupler are respectively provided with opening.
7. only liquid device according to claim 6 is it is characterised in that described only liquid device also includes being as pivotally connected to
First driven member of described housing, described first driven member include the 3rd matrix, connect first driven to described 3rd matrix
Portion and connecting to the second follower of described first follower, described second follower and the described only liquid part for infusion pump
Described first auxiliary section cooperation；Described first driven member is additionally provided with the second reset for making described first driven member reset
Spring.
8. only liquid device according to claim 7 is it is characterised in that described only liquid device also includes being as pivotally connected to
Second driven member of described housing, described second driven member include the 4th matrix and connect to described 4th matrix the 3rd from
Dynamic portion, described 3rd follower and described second follower cooperation；Described second driven member be additionally provided with make described second driven
The 3rd back-moving spring that part resets.
9. only liquid device according to claim 8 is it is characterised in that described second driven member is additionally provided with connection to described
The baffle plate of the 3rd follower, the inside of described housing is additionally provided with the stopper posts connecting to described housing, described baffle plate with described
Stopper posts coordinate.
10. only liquid device according to claim 8 is it is characterised in that described first driven member also includes and described first
First catch of optocoupler cooperation, described first catch is arranged at described first driven member, and described first catch and described the
The opening of one optocoupler is in same plane；Second driven member also include with described second optocoupler cooperation the second catch, described second
Catch is arranged at described second driven member, and the opening of described second catch and described second optocoupler is in same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620591998.1U CN205913592U (en) | 2016-06-16 | 2016-06-16 | A end liquid spare and check hydraulic device for transfer pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620591998.1U CN205913592U (en) | 2016-06-16 | 2016-06-16 | A end liquid spare and check hydraulic device for transfer pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205913592U true CN205913592U (en) | 2017-02-01 |
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ID=57877661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620591998.1U Active CN205913592U (en) | 2016-06-16 | 2016-06-16 | A end liquid spare and check hydraulic device for transfer pump |
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| Country | Link |
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| CN (1) | CN205913592U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893715A (en) * | 2018-09-05 | 2019-06-18 | 佛山市奇汇医疗器械有限公司 | One kind is drawn dual-purpose quick blood transfusion transfusion heater |
| CN110913925A (en) * | 2017-07-14 | 2020-03-24 | B.布劳恩梅尔松根股份公司 | Device for controlling opening and closing of a tube |
| CN111760123A (en) * | 2020-08-07 | 2020-10-13 | 深圳迈德瑞纳生物科技有限公司 | Infusion pump liquid stopping clamp device |
| CN112316245A (en) * | 2020-10-30 | 2021-02-05 | 深圳市好克医疗仪器股份有限公司 | Manual liquid stopping mechanism and liquid stopping equipment |
| WO2021179457A1 (en) * | 2020-03-11 | 2021-09-16 | 深圳市科曼医疗设备有限公司 | Liquid-stopping apparatus and infusion pump |
-
2016
- 2016-06-16 CN CN201620591998.1U patent/CN205913592U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110913925A (en) * | 2017-07-14 | 2020-03-24 | B.布劳恩梅尔松根股份公司 | Device for controlling opening and closing of a tube |
| CN110913925B (en) * | 2017-07-14 | 2022-06-14 | B.布劳恩梅尔松根股份公司 | Device for controlling opening and closing of a tube |
| CN109893715A (en) * | 2018-09-05 | 2019-06-18 | 佛山市奇汇医疗器械有限公司 | One kind is drawn dual-purpose quick blood transfusion transfusion heater |
| WO2021179457A1 (en) * | 2020-03-11 | 2021-09-16 | 深圳市科曼医疗设备有限公司 | Liquid-stopping apparatus and infusion pump |
| CN111760123A (en) * | 2020-08-07 | 2020-10-13 | 深圳迈德瑞纳生物科技有限公司 | Infusion pump liquid stopping clamp device |
| CN114887152A (en) * | 2020-08-07 | 2022-08-12 | 深圳迈德瑞纳生物科技有限公司 | Infusion pump limiting device and corresponding infusion pump liquid stopping clamp device |
| CN114887152B (en) * | 2020-08-07 | 2024-04-02 | 深圳迈德瑞纳生物科技有限公司 | Infusion pump stop device |
| CN112316245A (en) * | 2020-10-30 | 2021-02-05 | 深圳市好克医疗仪器股份有限公司 | Manual liquid stopping mechanism and liquid stopping equipment |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 201, Building A, No. 1 Qianwan Road, Qianhaisheng Cooperation Zone, Shenzhen City, Guangdong Province, 518000:5 floor, block A, de Feng Sheng building, 41 Dabao Road, 23 District, Baoan District. Patentee after: Shenzhen Ying Mai Technology Co., Ltd. Address before: Room 201, Building A, No. 1 Qianwan Road, Qianhaisheng Cooperation Zone, Shenzhen City, Guangdong Province, 518000:5 floor, block A, de Feng Sheng building, 41 Dabao Road, 23 District, Baoan District. Patentee before: SHENZHEN YINGMAI TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |