CN211116528U - Pipeline and external circulation hydraulic means special for integral rolling pump - Google Patents
Pipeline and external circulation hydraulic means special for integral rolling pump Download PDFInfo
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- CN211116528U CN211116528U CN201921860592.9U CN201921860592U CN211116528U CN 211116528 U CN211116528 U CN 211116528U CN 201921860592 U CN201921860592 U CN 201921860592U CN 211116528 U CN211116528 U CN 211116528U
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Abstract
The utility model discloses an integral type rolling pump dedicated pipeline and external circulating hydraulic means, integral type rolling pump dedicated pipeline include the pump line section, first connecting pipe section and second connecting pipe section, and first connecting pipe section is connected and is linked through with the one end of pump line section, and the second connecting pipe section is connected and is linked through with the other end of pump line section, and the external diameter of pump line section is greater than the external diameter of first connecting pipe section and second connecting pipe section respectively, adopts the utility model discloses an external circulating hydraulic means of integral type rolling pump dedicated pipeline, it only need carry out two with the connecting pipe of body circulation apparatus and be connected, can not only furthest control the jump that takes place at hookup location take off, block or disturb the risk of torrent, can also simplify the connection operation, reduce the connection degree of difficulty, make the utility model discloses an external circulating hydraulic means's use is more convenient.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to an integral type roller pump special pipeline and external circulating pump pressure equipment device.
Background
As shown in fig. 3, 4 and 5, in a clinical application scenario, the extracorporeal circulation tube 3 used in the extracorporeal circulation of cardiac surgery currently has a pump tube 31 disposed in a containing tank 32 and located at a position rolled by a rolling pump 33, the pump tube 31 is connected to one end of a tube 35 through a reducer joint 34, and the other end of the tube 35 is connected to a systemic circulation apparatus (such as an ultrafilter, a micro-embolus filter, an oxygenator, etc.). The rolling pump 33 rolls the pump tube 31 to pressurize the fluid in the pump tube 31.
The body circulation pipeline pumping pressure pipeline system needs to connect a plurality of pipelines and joints, so that the overall cost is increased, and the preoperative preparation time and the workload of operation operators are increased invisibly; secondly, the reducing joint increases the contact area of blood and foreign matters and occupies a certain blood priming volume of the pipeline system; meanwhile, the inevitable steps are arranged at the connecting position of the pipeline and the joint, so that the blood flowing smoothness is reduced, and the joint at the position close to the rolling pump has the risks of accidents such as blood ejection, operation suspension and the like caused by high pressure jumping.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an embodiment provides a special pipeline of integral type roller pump to solve the use that current extracorporeal circulation pipeline exists in clinical use not convenient, hookup location is too much, and the risk height is taken off in the jump, the smooth and easy low problem of nature of circulation of blood.
In order to solve the technical problem, the utility model provides an integral type roller pump dedicated pipeline, it includes pump pipe section, first connecting pipe section and second connecting pipe section, and first connecting pipe section is connected and is linked together with the one end of pump pipe section, and the second connecting pipe section is connected and is linked together with the other end of pump pipe section, and the external diameter of pump pipe section is greater than the external diameter of first connecting pipe section and second connecting pipe section respectively.
According to the utility model discloses an embodiment still includes first reducing section and second reducing section, and first connecting tube section is connected through first reducing section with the pump line section, and the second connecting tube section is connected through second reducing section with the pump line section.
According to an embodiment of the present invention, the wall thickness of the pump pipe section is greater than the wall thickness of the first connecting pipe section and the second connecting pipe section.
According to an embodiment of the present invention, the lengths of the first connecting pipe section and the second connecting pipe section are respectively greater than the length of the pump pipe section.
According to an embodiment of the present invention, the inner diameter of the first connecting pipe section is equal to the inner diameter of the second connecting pipe section.
According to an embodiment of the present invention, the inner diameter of the first connecting pipe section is smaller than the inner diameter of the second connecting pipe section.
The utility model also provides an external circulation pump pressure equipment device, a serial communication port, including storage tank, roller pump and as above-mentioned special pipeline of integral type roller pump, roller pump and the special pipeline of integral type roller pump set up respectively in the storage tank to the special pipeline of integral type roller pump is located roller pump's rolling within range.
According to the utility model discloses an embodiment still includes the gum cover, in gum cover setting and storage tank, the special pipeline of integral type roller pump is worn to establish in the gum cover.
The utility model discloses an in the embodiment, the first connecting tube section and the second connecting tube section of the special pipeline of integral type roller pump can be directly with the body along being connected, the intercommunication of apparatus, and hookup location in the use reduces to two, reduces hookup location and takes place the risk of jumping and taking off, improves the smooth and easy nature of fluid circulation, and the operation of connecting is also simpler, convenient.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and explain the same, and do not constitute an undue limitation on the invention. In the drawings:
FIG. 1 is a schematic view of the special pipeline of the integrated roller pump of the present invention;
FIG. 2 is a schematic view of the extracorporeal circulation hydraulic apparatus of the present invention;
FIG. 3 is a schematic diagram of a prior art extracorporeal circuit;
FIG. 4 is a diagram of the state of use of a prior art extracorporeal circuit;
fig. 5 is an enlarged view of the region B in fig. 4.
Detailed Description
The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Please refer to fig. 1, which is a schematic diagram of a pipeline dedicated for an integral roller press pump according to the present invention. As shown in the drawings, the pipeline 1 dedicated to the integrated roller press pump of the present embodiment is an integrated pipe, and includes a pump pipe segment 11, a first connecting pipe segment 12 and a second connecting pipe segment 13, the first connecting pipe segment 12 is connected and communicated with one end of the pump pipe segment 11, and the second connecting pipe segment 13 is connected and communicated with the other end of the pump pipe segment 11 to form an integrated pipeline passage.
In particular, the ends of the first connecting pipe section 12 and the second connecting pipe section 13, which are far away from the pump pipe section 11, are respectively provided with an interface for connecting a connecting pipe of a circulation device, and when in use, the pump pipe section 11 is directly connected with the connecting pipe of the circulation device through the interfaces of the first connecting pipe section 12 and the second connecting pipe section 13. In the embodiment, the positions of the special pipeline 1 for the integrated roller pump, which need to be connected, are reduced to two minimum positions, so that on one hand, the risk of jumping off at the connecting position is controlled to the minimum degree, and the probability of fluid blockage or turbulence at the connecting position is reduced; on the other hand, each end of the pipeline 1 special for the integrated roller pump of the embodiment only needs to be connected once, and the simplicity and convenience of operation are greatly improved no matter the pipeline is connected and then fixed or is fixed and then connected; on the other hand, since the pipe 1 dedicated to the integrated roller press pump of the present embodiment is an integrated pipe, the pipe 1 dedicated to the integrated roller press pump of the present embodiment can be manufactured by adjusting the rotation speed and the traction speed of the screw of the extruder during the production process, thereby realizing efficient production.
Further, the pipeline 1 special for the integrated roller press pump of the embodiment further includes a first reducing section 14a and a second reducing section 14b, the first connecting pipe section 12 and the pump pipe section 11 are connected and communicated through the first reducing section 14a, the second connecting pipe section 13 and the pump pipe section 11 are connected and communicated through the second reducing section 14b, and the pipe diameters of the first reducing section 14a and the second reducing section 14b are uniformly transited. The first and second reducing sections 14a and 14b connect and communicate the first connecting pipe section 12, the pump pipe section 11, and the second connecting pipe section 13, respectively, so that fluid can flow more smoothly in the integrated roller pump dedicated pipe 1 of the present embodiment.
Furthermore, the first connecting pipe section 12 and the second connecting pipe section 13 of the integrated rolling pump dedicated pipeline 1 of the present embodiment have the same inner diameter, and when the integrated rolling pump dedicated pipeline 1 of the present embodiment is fixed or connected, it is not necessary to distinguish the first connecting pipe section 12 from the second connecting pipe section 13, so that the fixing or connecting operation is more flexible and convenient.
Preferably, the lengths of the first connecting pipe section 12 and the second connecting pipe section 13 of the pipeline 1 dedicated to the integrated roller press pump of the present embodiment are respectively greater than the length of the pump pipe section 11, so that the first connecting pipe section 12 and/or the second connecting pipe section 13 can be cut at will during use, and use scenes with different length requirements can be met.
Fig. 2 is a schematic diagram of the extracorporeal circulation pumping device according to the present embodiment. As shown in the drawings, the external circulation pump pressing device 2 of the present embodiment adopts the integrated rolling pump dedicated pipeline 1 of the present embodiment, fixes the integrated rolling pump dedicated pipeline 1 in the accommodating groove 21, completes the connection between the integrated rolling pump dedicated pipeline 1 and the connection pipe of the body circulation apparatus, and then starts the rolling pump 22 to roll the pump pipe segment 11.
Specifically, the inner diameter of the pump pipe section 11 is larger than the inner diameters of the first connecting pipe section 12 and the second connecting pipe section 13, respectively, and the outer diameter of the pump pipe section 11 is also larger than the outer diameters of the first connecting pipe section 12 and the second connecting pipe section 13, respectively, so that the pump pipe section 11 has enough space to contain fluid. After the integrated rolling pump dedicated pipeline 1 is placed in the containing groove 21 of the external circulation hydraulic pumping device 2 according to the present embodiment, when the rolling pump 22 rolls the pump pipe section 11, the space in the pump pipe section 11 allows the pipe wall of the pump pipe section 11 to deform enough to squeeze the fluid flow in the pump pipe section 11. It should be noted that, according to practical requirements, the inner diameter of the pump pipe section 11 may also be larger than the inner diameters of the first connecting pipe section 12 and the second connecting pipe section 13.
Preferably, the pipe wall thickness of the pump pipe section 11 of the integrated rolling pump dedicated pipeline 1 of the present embodiment is respectively greater than the pipe wall thickness of the first connecting pipe section 12 and the second connecting pipe section 13, so that when the pump 22 rolls the pump pipe section 11, the pump pipe section 11 can bear rolling of different degrees, in other words, the integrated rolling pump dedicated pipeline 1 of the present embodiment is suitable for both low pressure rolling and high pressure rolling, and has a wider application range.
In another embodiment, the first connecting pipe section 12 of the integrated roller press pump dedicated pipe 1 of the present embodiment has an inner diameter smaller than that of the second connecting pipe section 13. In practical use, under the rolling action of the rolling pump 22, fluid flows from the second connecting pipe section 13 to the first connecting pipe section 12 through the pump pipe section 11 and then flows out of the first connecting pipe section 12, the second connecting pipe section 13 with a larger inner diameter can ensure the flow rate of the fluid, and the first connecting pipe section 12 with a smaller inner diameter can ensure the flow rate of the fluid.
Preferably, in another embodiment, the extracorporeal circulation hydraulic pumping apparatus 2 further comprises a rubber sleeve (not shown), the rubber sleeve is disposed in the containing groove and is located in the rolling range of the rolling pump 22, the inner diameter of the rubber sleeve is greater than/equal to the outer diameter of the pump pipe section 11, and the length of the pump pipe section 11 is greater than the length of the rubber sleeve. When the special pipeline 1 for the integrated rolling pump is fixed, the special pipeline 1 for the integrated rolling pump is inserted into the rubber sleeve, two ends of the pump pipe section 11, a first connecting pipe section 12, a first reducing section 14a, a second connecting pipe section 13 and a second reducing section 14b which are sequentially connected and communicated with the two ends of the pump pipe section are respectively exposed out of two ends of the rubber sleeve, the rolling pump 22 rolls on the rubber sleeve, and the pump pipe section 11 is indirectly extruded through the rubber sleeve, so that fluid flow is realized.
In other words, the pipe wall thickness of the pump pipe section 11 may be a thin wall, and the pipe wall thickness of the pump pipe section 11 may be equal to the pipe wall thickness of the first connecting pipe section 12 and the second connecting pipe section 13, so that the pipe wall of the pump pipe section 11 can bear different rolling degrees when the integrated special pipeline 1 for the rolling pump is rolled by the rubber sleeve. Therefore, the thickness of the pipe wall of the pump pipe section 11 can be reduced in the process of producing the integrated special pipeline 1 for the roller pump, the production is accelerated, and the production materials are saved.
To sum up, the utility model provides a pair of special pipeline of integral type roller pump, it is connected respectively through first connecting pipe section and second connecting pipe, intercommunication pump pipeline section, make first connecting pipe section, pump pipeline section and second connecting pipe sequential connection become the integral type pipeline that link up, and then when using special pipeline of integral type roller pump, only need connect at its both ends, reduce hookup location to two, and hookup location keeps away from the roller pump as far as possible, the risk control that takes place the jump to take off hookup location is to minimum, the probability that the fluid takes place to block or take place the disturbance torrent at hookup location has also been reduced, still simplified the connection operation, it is more convenient to use.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.
Claims (8)
1. A special pipeline for an integrated rolling pump is characterized by comprising:
a pump tube section;
a first connection pipe section connected and communicated with one end of the pump pipe section;
the second connecting pipe section is connected and communicated with the other end of the pump pipe section;
the outer diameters of the pump pipe sections are respectively larger than the outer diameters of the first connecting pipe section and the second connecting pipe section.
2. The integrated roller pump dedicated pipe according to claim 1, further comprising a first reducer section and a second reducer section, wherein the first connecting pipe section and the pump pipe section are connected by the first reducer section, and the second connecting pipe section and the pump pipe section are connected by the second reducer section.
3. The integrated roller press pump dedicated pipe according to claim 2, wherein the pipe wall thickness of the pump pipe section is greater than the pipe wall thickness of the first connecting pipe section and the second connecting pipe section, respectively.
4. The integrated roller pump dedicated pipe according to claim 2, wherein the lengths of the first and second connecting pipe sections are respectively greater than the length of the pump pipe section.
5. The integrated roller pump process pipe according to claim 2, wherein the first connecting pipe section has an inner diameter equal to the inner diameter of the second connecting pipe section.
6. The integrated roller pump process pipe according to claim 2, wherein the first connecting pipe section has an inner diameter smaller than that of the second connecting pipe section.
7. An extracorporeal circulation pump apparatus, comprising:
a containing groove;
the rolling pump is arranged in the accommodating groove;
the integrated roller press pump dedicated pipe as claimed in any one of claims 1 to 6, which is provided in the container and is located within a rolling range of the roller press pump.
8. The extracorporeal circulation hydraulic apparatus as claimed in claim 7, further comprising a rubber sleeve disposed in the receiving groove, wherein the pipeline dedicated to the integral roller pump is inserted into the rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921860592.9U CN211116528U (en) | 2019-10-31 | 2019-10-31 | Pipeline and external circulation hydraulic means special for integral rolling pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921860592.9U CN211116528U (en) | 2019-10-31 | 2019-10-31 | Pipeline and external circulation hydraulic means special for integral rolling pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211116528U true CN211116528U (en) | 2020-07-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921860592.9U Active CN211116528U (en) | 2019-10-31 | 2019-10-31 | Pipeline and external circulation hydraulic means special for integral rolling pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211116528U (en) |
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2019
- 2019-10-31 CN CN201921860592.9U patent/CN211116528U/en active Active
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