CN210904396U - Peristaltic pump infusion device and peristaltic pump administration system with same - Google Patents
Peristaltic pump infusion device and peristaltic pump administration system with same Download PDFInfo
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- CN210904396U CN210904396U CN201920716479.7U CN201920716479U CN210904396U CN 210904396 U CN210904396 U CN 210904396U CN 201920716479 U CN201920716479 U CN 201920716479U CN 210904396 U CN210904396 U CN 210904396U
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- infusion tube
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- 238000001802 infusion Methods 0.000 title claims abstract description 179
- 230000002572 peristaltic effect Effects 0.000 title claims abstract description 75
- 230000007246 mechanism Effects 0.000 claims abstract description 138
- 239000007788 liquid Substances 0.000 claims abstract description 102
- 238000001125 extrusion Methods 0.000 claims abstract description 36
- 238000012377 drug delivery Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 50
- 238000003825 pressing Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 5
- 239000003814 drug Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 11
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Reciprocating Pumps (AREA)
Abstract
The utility model relates to the technical field of medical equipment, concretely relates to peristaltic pump infusion set and have its peristaltic pump drug delivery system. The utility model discloses aim at solving the technical problem that peristaltic pump liquid conveying device extrudes the same position of transfer line for a long time and leads to the transfer line to take place deformation. Mesh for this reason, the utility model provides a peristaltic pump liquid conveying device, include: the platform is used for placing the flexible infusion tube; the extrusion mechanism is arranged above the flexible infusion tube in a mode of moving up and down, and enables liquid to flow in the flexible infusion tube in a mode of extruding and loosening the flexible infusion tube; the rotating mechanism is connected with the flexible infusion tube and can drive the flexible infusion tube to rotate along the circumferential direction when the extrusion mechanism loosens the flexible infusion tube. The utility model discloses a rotary mechanism rotates flexible transfer line to make the different positions that extrusion mechanism can extrude flexible transfer line, reduce the flexible transfer line folk prescription and to taking place the phenomenon that is difficult to resume deformation.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to peristaltic pump infusion set and have its peristaltic pump drug delivery system.
Background
This section provides background information related to the present disclosure only and is not necessarily prior art.
Generally, the administration device such as a medical peristaltic pump and the like accurately administers the medicine in a mode of rolling an elastic peristaltic pump tube, so the rebound resilience of the peristaltic pump tube has great influence on the infusion accuracy. In the prior art, materials such as silicon rubber and elastomer are generally adopted to manufacture the elastic peristaltic pump tube, the elastic materials have good mechanical properties, but the elastic peristaltic pump tube can have the phenomenon of untimely stress release after being rolled for a long time in a single direction, the deformation of the elastic materials can not be timely recovered, and the elastic peristaltic pump tube can generate deformation which is difficult to recover, for example, the elastic peristaltic pump tube can generate flat deformation along the rolling direction, and the deformation can cause the transfusion precision of the elastic peristaltic pump tube to be reduced, particularly in the long-time quick transfusion process of the elastic peristaltic pump tube, the phenomenon that the transfusion precision is reduced due to the extrusion deformation of the elastic peristaltic pump tube is more obvious.
With the increasing demand of the medical peristaltic pump for quick and accurate administration, the medical peristaltic pump for quick administration puts higher requirements on the peristaltic extrusion mode of the elastic peristaltic pump tube, but the peristaltic pump tube deformation phenomenon of the existing medical peristaltic pump is still very obvious, which leads to the great limitation on the application of the medical peristaltic pump for quick and accurate administration.
SUMMERY OF THE UTILITY MODEL
The utility model provides a peristaltic pump infusion set, the same position that the extrusion mechanism in the purpose was solved current peristaltic pump infusion set for a long time extrudees the transfer line leads to the transfer line to take place the technical problem of the deformation that is difficult to resume, and this purpose is realized through following technical scheme:
the first aspect of the utility model provides a peristaltic pump infusion set, peristaltic pump infusion set includes: the platform is used for placing the flexible infusion tube; the extrusion mechanism is arranged above the flexible infusion tube in a mode of moving up and down, and enables liquid to flow in the flexible infusion tube in a mode of extruding and loosening the flexible infusion tube; the rotating mechanism is connected with the flexible infusion tube and can drive the flexible infusion tube to rotate along the circumferential direction when the extrusion mechanism loosens the flexible infusion tube.
Further, the extrusion mechanism comprises a first clamping piece and a second clamping piece which are distributed along the length direction of the flexible infusion tube at intervals, under the condition that the first clamping piece and the second clamping piece are extruded on the flexible infusion tube, the region, between the first clamping piece and the second clamping piece, of the flexible infusion tube forms a liquid collection cavity, the extrusion mechanism further comprises a pressing block which is arranged above the liquid collection cavity in a mode capable of moving up and down, and the pressing block can be extruded to the liquid collection cavity when the flexible infusion tube is loosened by the first clamping piece or the second clamping piece.
Furthermore, the rotating mechanism comprises a driver and a first transmission mechanism, the first transmission mechanism is respectively connected with a first output shaft of the driver and the liquid inlet end or the liquid outlet end of the flexible infusion tube, and the driver can drive the flexible infusion tube to rotate through the first transmission mechanism.
Furthermore, the rotating mechanism further comprises a second transmission mechanism, the second transmission mechanism is respectively connected with a second output shaft of the driver and the liquid outlet end or the liquid inlet end of the flexible infusion tube, and the driver can drive the flexible infusion tube to rotate through the second transmission mechanism.
Further, the transmission mechanism comprises a driving gear and a driven gear which are meshed with each other, the driving gear is connected with the driver, and the driven gear is connected with the flexible infusion tube.
Furthermore, the transmission mechanism comprises a driving wheel and a driven wheel, the driving wheel is connected with the driven wheel through a conveying belt, the driving wheel is connected with a driver, and the driven wheel is connected with a flexible infusion tube.
Furthermore, the liquid inlet end of the flexible infusion tube is connected with the liquid inlet tube, the first transmission mechanism is provided with a first connector which is in circumferential sliding connection with the liquid inlet tube, and the liquid inlet end is arranged in the first connector.
Furthermore, the liquid outlet end of the flexible infusion tube is connected with the liquid outlet tube, a second connector which is in circumferential sliding connection with the liquid outlet tube is arranged on the second transmission mechanism, and the liquid outlet end is arranged in the second connector.
Furthermore, the peristaltic pump infusion device also comprises a shell, and the platform, the flexible infusion tube, the extrusion mechanism and the rotating mechanism are all arranged in the shell.
The second aspect of the present invention further provides a peristaltic pump drug delivery system, which comprises: a liquid storage bag; according to the peristaltic pump infusion device of the first aspect of the utility model, the flexible infusion tube in the peristaltic pump infusion device is communicated with the liquid storage bag through the liquid inlet tube; the flexible infusion tube in the peristaltic pump infusion device is communicated with the medicine injector through a liquid outlet tube.
As can be understood by the technical personnel in the field, the utility model discloses when flexible transfer line was loosened to extrusion mechanism, through the rotatory flexible transfer line of rotary mechanism to make extrusion mechanism can extrude the different positions of flexible transfer line, reduce the same position that extrusion mechanism extruded the transfer line for a long time and make the transfer line appear deformation phenomenon. Specifically, the rotating mechanism of the present embodiment can drive the flexible infusion tube to rotate by a designated angle when the squeezing mechanism releases the flexible infusion tube, for example, the rotating mechanism drives the flexible infusion tube to rotate each time the squeezing mechanism releases the flexible infusion tube
The angle is that after the extrusion mechanism extrudes the flexible infusion tube for n times, the rotating mechanism cumulatively drives the flexible infusion tube to rotate
The angle to the side that makes flexible transfer line is to extrusion mechanism, when extrusion mechanism extrudees flexible transfer line once more, extrusion mechanism makes flexible transfer line resume to the original state through extruding flexible transfer line to this deformation that reduces flexible transfer line appearance and be difficult to resume. Furthermore, the rotation angle of the rotation mechanism in this embodiment driving the flexible infusion tube each time is not 180 ° or 360 °, so as to avoid the phenomenon that the extrusion mechanism still extrudes the flexible infusion tube in the same direction or at the same position after the rotation mechanism drives the flexible infusion tube to rotate.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic view of a peristaltic pump infusion device in accordance with one embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a rotating mechanism in the liquid output device of the peristaltic pump shown in FIG. 1;
10, a platform; 20. a flexible infusion tube; 31. a first clip member; 32. a second clip member; 41. a first drive gear; 42. a first driven gear; 43. a driver; 51. a second driving gear; 52. a second driven gear; 61. a liquid inlet pipe; 62. a liquid outlet pipe; 63. a first connector; 64. a second connector; 70. a housing.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the utility model discloses an it is only a preferred embodiment to be applied to peristaltic pump delivery system with peristaltic pump delivery device, and is not right the utility model discloses peristaltic pump delivery device range of application's restriction, for example, the utility model discloses a peristaltic pump infusion device can also be used to other liquid conveying system like nutrient solution conveying system, and this kind of adjustment is not skew the utility model discloses peristaltic pump delivery device's protection scope.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, elements, and/or components, but do not preclude the presence or addition of one or more other features, elements, components, and/or groups thereof.
Although the terms first, second, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. In addition, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
For convenience of description, spatially relative terms, such as "upper and lower," "above," "inner," "circumferential," "length," "end," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1, a first aspect of the present invention provides a peristaltic pump infusion device, the peristaltic pump infusion device includes a platform 10, an extruding mechanism (described in detail below) and a rotating mechanism (described in detail below), the platform 10 is used for placing a flexible infusion tube 20, the extruding mechanism is disposed above the flexible infusion tube 20 in a manner of being capable of moving up and down, the extruding mechanism enables liquid to flow in the flexible infusion tube 20 in a manner of extruding and loosening the flexible infusion tube 20, the rotating mechanism is connected with the flexible infusion tube 20, and the rotating mechanism can drive the flexible infusion tube 20 to rotate along a circumferential direction when the extruding mechanism loosens the flexible infusion tube 20.
In the embodiment, the flexible infusion tube 20 is rotated by the rotating mechanism when the extrusion mechanism loosens the flexible infusion tube 20, so that the extrusion mechanism can extrude different positions of the flexible infusion tube 20, and the phenomenon that the extrusion mechanism extrudes the same position of the infusion tube for a long time to cause the infusion tube to have deformation which is difficult to recover is reduced. Specifically, when the squeezing mechanism squeezes the flexible infusion tube 20, the flexible infusion tube 20 deforms under the squeezing force of the squeezing mechanism, and the deformed flexible infusion tube 20 pushes the liquid at the squeezing position to flow, so as to achieve the purpose of driving the liquid to flow in the infusion tube, however, when the squeezing mechanism frequently squeezes the same position of the flexible infusion tube 20 for a long time, the flexible infusion tube 20 deforms in a flat shape at the position, and the flat deformation is difficult to return to the original shape, so that the flow resistance of the liquid at the deformed position on the flexible infusion tube 20 is increased, and the efficiency of the peristaltic pump infusion device for conveying the liquid is seriously affected. In order to reduce the deformation of the flexible infusion tube 20, the flexible infusion tube 20 is connected to the rotating mechanism, and the pressing part on the flexible infusion tube 20 is changed by driving the flexible infusion tube 20 to rotate, so that the problem that the same part is difficult to restore due to long-term pressing can be avoided. Further, the rotating mechanism of the present embodiment can drive the flexible infusion tube 20 to rotate by a designated angle when the squeezing mechanism releases the flexible infusion tube 20, for example, the rotating mechanism drives the flexible infusion tube to rotate each time the squeezing mechanism releases the flexible infusion tube 20
Angle, when the extrusion mechanism extrudes the flexible transfusion tubeAfter n times, the rotating mechanism cumulatively drives the flexible infusion tube to rotate
The angle to the lateral wall that makes flexible transfer line 20 take place deformation department is towards extrusion mechanism, and when extrusion mechanism extruded flexible transfer line 20 once more, extrusion mechanism made flexible transfer line 20 resume to the original state by flat shape through extrusion flexible transfer line 20, with this reduction flexible transfer line 20 the phenomenon that appears being difficult to resume deformation. Further, the rotating mechanism of the present embodiment can drive the flexible infusion tube 20 to perform a reciprocating rotation motion, for example, the rotating mechanism can drive the flexible infusion tube 20 to rotate left for the first time and drive the flexible infusion tube 20 to rotate right for the second time, so as to reduce the phenomenon that the flexible infusion tube 20 is twisted and knotted due to the long-term unidirectional driving of the rotating mechanism on the flexible infusion tube 20.
Specifically, be provided with the arc recess on the mesa of platform 10 in the above-mentioned embodiment, flexible transfer line 20 is placed in the arc recess, and the arc recess plays certain positioning action to flexible transfer line 20, still is provided with the support frame that is used for placing extrusion mechanism and is provided with the mounting bracket that is used for placing rotary mechanism on the mesa of platform 10 in the above-mentioned embodiment, and wherein, the specific structure and the relative position relation of support frame and mounting bracket can carry out nimble setting, no longer describe herein.
Specifically, according to the embodiment of the present invention, the rotation mechanism drives the flexible infusion tube 20 to rotate by pi/40 degrees each time the flexible infusion tube 20 is loosened by the squeezing mechanism, and the rotation mechanism drives the flexible infusion tube 20 to rotate by pi/2 degrees cumulatively after the squeezing mechanism squeezes the flexible infusion tube 20 twenty times cumulatively. Furthermore, the rotation angle of the rotation mechanism in this embodiment driving the flexible infusion tube 20 each time is not 180 ° nor 360 °, so as to avoid the phenomenon that the extrusion mechanism still extrudes the flexible infusion tube 20 in the same direction or the same position after the rotation mechanism drives the flexible infusion tube 20 to rotate.
Continuing to refer to fig. 1, according to the utility model discloses an embodiment, the extrusion mechanism includes first fastener 31 and second fastener 32 along the length direction interval distribution of flexible transfer line 20, all extrude the condition to flexible transfer line 20 under first fastener 31 and second fastener 32, the region that flexible transfer line 20 is located between first fastener 31 and the second fastener 32 forms the collecting chamber, the extrusion mechanism still includes and sets up the briquetting (not shown in the figure) in collecting chamber top with the mode that can reciprocate, the briquetting can extrude to collecting chamber when first fastener 31 or second fastener 32 loosen flexible transfer line 20.
Thereby the effect of first fastener 31 and second fastener 32 separates out a section liquid collecting cavity on flexible transfer line 20 in this embodiment, and this liquid collecting cavity has an amount of liquid to store, liquid in order to make the liquid collecting cavity can flow to the assigned direction, this embodiment can be through the briquetting when the liquid of extrusion liquid collecting cavity unclamp first fastener 31 or second fastener 32, when first fastener 31 unclamp, the briquetting promotes the liquid in the liquid collecting cavity to flow to first fastener 31 direction, when second fastener 32 unclamp, the briquetting promotes the liquid in the liquid collecting cavity to flow to second fastener 32 direction, thereby realize the purpose that the liquid in the drive flexible transfer line 20 flows to the assigned direction. Specifically, the bottom of the first fastener 31 and the second fastener 32 of this embodiment is provided with the plane that radially distributes along flexible infusion tube 20, the purpose that the flexible infusion tube 20 was extruded through the plane of bottom to first fastener 31 and second fastener 32 so as to realize damming, the briquetting of this embodiment can set up in the position that is close to first fastener 31, the bottom of briquetting is provided with the plane that distributes along the length direction of flexible infusion tube 20 to this increase the area of action of briquetting to flexible infusion tube 20, thereby improve the liquid volume of the interior liquid of briquetting drive flexible infusion tube 20.
Further, the present embodiment further includes a first driving device for driving the first clamping member 31, a second driving device for driving the second clamping member 32, and a third driving device for driving the pressing member, wherein the first driving device, the second driving device, and the third driving device may be a pneumatic cylinder or a hydraulic cylinder, and the specific structure and driving manner of the driving devices are not described in detail herein.
With continued reference to fig. 1, according to the embodiment of the present invention, the rotating mechanism includes a driver 43 and a first transmission mechanism, the first transmission mechanism is respectively connected to the first output shaft of the driver 43 and the liquid inlet end or the liquid outlet end of the flexible infusion tube 20, and the driver 43 can drive the flexible infusion tube 20 to rotate through the first transmission mechanism.
In this embodiment, the first transmission mechanism not only can separate the driver 43 from the flexible infusion tube 20 to reduce the interference phenomenon between the driver 43 and the flexible infusion tube 20, but also can reduce the driving speed of the driver 43 to reduce the damage phenomenon to the flexible infusion tube 20 caused by the excessively high driving speed of the driver 43. Specifically, the first transmission mechanism of this embodiment may include a first driving gear 41 and a first driven gear 42 that are engaged with each other, the first driving gear 41 is connected to a first output shaft of the driver 43, the first driven gear 42 is connected to a liquid inlet end of the flexible infusion tube 20, the driver 43 of this embodiment may adopt a step motor, and the step motor drives the flexible infusion tube 20 to rotate through the first driving gear 41 and the first driven gear 42, wherein a diameter of the first driving gear 41 is smaller than a diameter of the first driven gear 42, so that the first driving gear 41 and the first driven gear 42 can play a certain role in speed reduction.
It should be noted that, in the present embodiment, the first transmission mechanism is provided as the first driving gear 41 and the first driven gear 42, which is only a preferred embodiment, and is not a limitation on the protection range of the first transmission mechanism of the present embodiment, for example, the first transmission mechanism of the present embodiment may also be a driving wheel and a driven wheel, the driving wheel and the driven wheel are connected through a transmission belt or a transmission chain, the driving wheel is connected with the first output shaft of the driver 43, and the driven wheel is connected with the liquid inlet end of the flexible infusion tube 20, and this adjustment also belongs to the protection range of the first transmission mechanism of the present embodiment.
With reference to fig. 1, the rotating mechanism further includes a second transmission mechanism, the second transmission mechanism is respectively connected to a second output shaft of the driver 43 and the liquid outlet end or the liquid inlet end of the flexible infusion tube 20, and the driver 43 can drive the flexible infusion tube 20 to rotate through the second transmission mechanism.
In this embodiment, when the first transmission mechanism is connected to one of the liquid inlet end or the liquid outlet end of the flexible infusion tube 20, the second transmission mechanism is connected to the other of the liquid inlet end or the liquid outlet end of the flexible infusion tube 20, so that the second transmission mechanism can drive the two ends of the flexible infusion tube 20 in cooperation with the first transmission mechanism, specifically, considering that the first clamping piece 31 and the second clamping piece 32 in the pressing mechanism do not simultaneously release the flexible infusion tube 20, the second transmission mechanism and the first transmission mechanism in this embodiment do not simultaneously rotate the flexible infusion tube 20, that is, when the first clamping piece 31 releases the flexible infusion tube 20, the driver 43 can drive the liquid inlet end of the flexible infusion tube 20 through the first output shaft and the first transmission mechanism, so that the flexible infusion tube 20 rotates, and when the second clamping piece 32 releases the flexible infusion tube 20, the driver 43 can drive the liquid outlet end of the flexible infusion tube 20 through the second output shaft and the second transmission mechanism, so that the flexible infusion tube 20 rotates The flexible infusion tube 20 is rotated, so that the deformation phenomenon of the liquid inlet end or the liquid outlet end of the flexible infusion tube 20 is reduced. Further, in the embodiment, reference may be made to the first transmission mechanism for a specific embodiment of the second transmission mechanism, that is, the second transmission mechanism may be composed of the second driving gear 51 and the second driven gear 52, and may also be composed of a driving gear, a driven gear and a transmission belt. Still further, the driver 43 of the present embodiment may be composed of two stepping motors, and the two stepping motors extend out of the first output shaft and the second output shaft in opposite directions, so that the driver 43 can separately drive the first transmission mechanism or the second transmission mechanism.
Continuing to refer to fig. 1, according to the embodiment of the present invention, the liquid inlet end of the flexible infusion tube 20 is connected to the liquid inlet tube 61, the first transmission mechanism is provided with a first connector 63 connected to the liquid inlet tube 61 in a sliding manner circumferentially, and the liquid inlet end is disposed in the first connector 63. Further, the liquid outlet end of the flexible infusion tube 20 is connected with the liquid outlet tube 62, the second transmission mechanism is provided with a second connector 64 which is connected with the liquid outlet tube 62 in a circumferential sliding manner, and the liquid outlet end is arranged in the second connector 64.
In this embodiment, in order to improve peristaltic pump infusion set's application scope, this embodiment is connected the feed liquor end and the feed liquor pipe 61 of flexible transfer line 20, simultaneously be connected the liquid outlet end and the drain pipe 62 of flexible transfer line 20, thereby make peristaltic pump infusion set can follow feed liquor pipe 61 and drain pipe 62 and demolish, convenience of customers hand-carries peristaltic pump infusion set, hard material can be chooseed for use like the tubular metal resonator to feed liquor pipe 61 and drain pipe 62, reduce feed liquor pipe 61 and drain pipe 62 and appear the deformation phenomenon by the extrusion in the use, and simultaneously, reduce feed liquor pipe 61 and drain pipe 62 and appear the deformation phenomenon because high temperature. Furthermore, in the present embodiment, the flexible infusion tube 20 is driven by the liquid inlet tube 61 and the liquid outlet tube 62, so that the phenomenon that the flexible infusion tube 20 is damaged due to the fact that the flexible infusion tube 20 is directly driven by the rotating mechanism is reduced. Meanwhile, the liquid inlet end of the flexible infusion tube 20 is fixed in the first connector 63, and the liquid outlet end of the flexible infusion tube 20 is fixed in the second connector 63, so that the swivel mechanism can drive the flexible infusion tube 20 to rotate through the first connector 63 and the second connector 64. Further, in the present embodiment, the first connector 63 is slidably connected to the liquid inlet tube 61, and the second connector 64 is slidably connected to the liquid outlet tube 62, when the rotating mechanism drives the flexible infusion tube 20 to rotate, the first connector 63 rotates relative to the liquid inlet tube 61, and the second connector 64 rotates relative to the liquid outlet tube 62, so as to reduce the rotation of the liquid inlet tube 61 and the liquid outlet tube 62.
With continued reference to fig. 1, according to an embodiment of the present invention, the peristaltic pump infusion device further includes a housing 70, and the platform 10, the flexible infusion tube 20, the squeezing mechanism and the rotating mechanism are disposed in the housing 70.
This embodiment is through all setting up platform 10, flexible transfer line 20, extrusion mechanism and rotary mechanism in casing 70, and casing 70 not only plays the guard action to platform 10, extrusion mechanism, rotary mechanism and transfer line, and still convenience of customers carries the peristaltic pump infusion device to this application scope who improves the peristaltic pump infusion device. Specifically, when the peristaltic pump infusion device is used, only the liquid inlet end of the flexible infusion tube 20 is communicated with the liquid inlet tube 61, and the liquid outlet end of the flexible infusion tube 20 is communicated with the liquid outlet tube 62, so that after the peristaltic pump infusion device finishes infusion work, a user can directly detach the peristaltic pump infusion device from the liquid inlet tube 61 and the liquid outlet tube 62.
With continued reference to fig. 1, a second aspect of the present invention also provides a peristaltic pump drug delivery system, comprising: a liquid storage bag; according to the peristaltic pump infusion device of the first aspect of the present invention, the liquid inlet pipe 61 on the peristaltic pump infusion device is communicated with the liquid storage bag; and the liquid outlet pipe 62 on the liquid conveying device of the peristaltic pump is communicated with the medicine injector. Therefore, the utility model discloses a peristaltic pump drug delivery system has the utility model discloses all technological effects of peristaltic pump infusion device, the concrete implementation of peristaltic pump drug delivery system is no longer repeated here.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A peristaltic pump infusion device, comprising:
a platform for placement of a flexible infusion tube;
the squeezing mechanism is arranged above the flexible infusion tube in a vertically movable mode and enables liquid to flow in the flexible infusion tube in a mode of squeezing and loosening the flexible infusion tube;
the rotating mechanism is connected with the flexible infusion tube and can drive the flexible infusion tube to rotate along the circumferential direction when the extrusion mechanism loosens the flexible infusion tube.
2. The peristaltic pump infusion device of claim 1, wherein the squeezing mechanism comprises a first clamping piece and a second clamping piece which are distributed at intervals along the length direction of the flexible infusion tube, under the condition that the first clamping piece and the second clamping piece are squeezed onto the flexible infusion tube, a liquid collection cavity is formed in the area, located between the first clamping piece and the second clamping piece, of the flexible infusion tube, the squeezing mechanism further comprises a pressing block which is arranged above the liquid collection cavity in a vertically movable mode, and the pressing block can be squeezed onto the liquid collection cavity when the flexible infusion tube is loosened by the first clamping piece or the second clamping piece.
3. A peristaltic pump infusion device as claimed in claim 1, wherein the rotation mechanism comprises a driver and a first transmission mechanism, the first transmission mechanism is connected to a first output shaft of the driver and a liquid inlet end or a liquid outlet end of the flexible infusion tube, respectively, and the driver is capable of driving the flexible infusion tube to rotate through the first transmission mechanism.
4. The peristaltic pump fluid delivery device of claim 3, wherein the rotation mechanism further comprises a second transmission mechanism, the second transmission mechanism is connected to a second output shaft of the driver and the fluid outlet end or the fluid inlet end of the flexible fluid delivery tube, respectively, and the driver is capable of driving the flexible fluid delivery tube to rotate via the second transmission mechanism.
5. A peristaltic pump infusion device as claimed in claim 4, wherein the transmission mechanism includes mutually engaging drive and driven gears, the drive gear being connected to the driver and the driven gear being connected to the flexible infusion tube.
6. A peristaltic pump infusion device as claimed in claim 4, wherein the transmission mechanism comprises a driving wheel and a driven wheel, the driving wheel is connected with the driven wheel through a conveyor belt, the driving wheel is connected with the driver, and the driven wheel is connected with the flexible infusion tube.
7. The peristaltic pump fluid delivery device of claim 3, wherein the fluid inlet end of the flexible fluid delivery tube is connected to a fluid inlet tube, the first transmission mechanism is provided with a first connector circumferentially slidably connected to the fluid inlet tube, and the fluid inlet end is disposed in the first connector.
8. The peristaltic pump infusion device as claimed in claim 4, wherein the liquid outlet end of the flexible infusion tube is connected with the liquid outlet tube, the second transmission mechanism is provided with a second connector which is connected with the liquid outlet tube in a circumferential sliding manner, and the liquid outlet end is arranged in the second connector.
9. A peristaltic pump infusion device as claimed in any one of claims 1 to 8, further comprising a housing, the platform, the flexible infusion tube, the squeezing mechanism and the rotating mechanism all being disposed within the housing.
10. A peristaltic pump drug delivery system, comprising:
a liquid storage bag;
the peristaltic pump infusion device of any one of claims 1 to 9, a flexible infusion tube within the peristaltic pump infusion device in communication with the reservoir bag through an inlet tube;
and the flexible infusion tube in the peristaltic pump infusion device is communicated with the medicine injector through a liquid outlet tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716479.7U CN210904396U (en) | 2019-05-17 | 2019-05-17 | Peristaltic pump infusion device and peristaltic pump administration system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716479.7U CN210904396U (en) | 2019-05-17 | 2019-05-17 | Peristaltic pump infusion device and peristaltic pump administration system with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210904396U true CN210904396U (en) | 2020-07-03 |
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ID=71359374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920716479.7U Expired - Fee Related CN210904396U (en) | 2019-05-17 | 2019-05-17 | Peristaltic pump infusion device and peristaltic pump administration system with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210904396U (en) |
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2019
- 2019-05-17 CN CN201920716479.7U patent/CN210904396U/en not_active Expired - Fee Related
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Granted publication date: 20200703 |