CN210812927U - Axial magnetic force unloading type axial flow pump heart auxiliary device - Google Patents
Axial magnetic force unloading type axial flow pump heart auxiliary device Download PDFInfo
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- CN210812927U CN210812927U CN201921165700.0U CN201921165700U CN210812927U CN 210812927 U CN210812927 U CN 210812927U CN 201921165700 U CN201921165700 U CN 201921165700U CN 210812927 U CN210812927 U CN 210812927U
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Abstract
The utility model discloses an axial magnetic force formula axial-flow pump heart auxiliary device that unloads, which comprises a pump body, the inside wall of the pump body rotates and is connected with the transfer line, the surface difference fixedly connected with stator, baffle and the impeller of transfer line, the inner wall fixedly connected with fixed plate of the pump body, the round hole has been seted up to the side of fixed plate, the inner wall fixedly connected with stator coil winding of round hole, stator coil winding's last fixed surface is connected with the connecting pipe. This axial magnetic force formula axial-flow pump heart auxiliary device that unloads, through setting up the fixed plate, round hole and stator coil winding, be convenient for produce magnetic field, make the axial-flow pump suspension, reduce friction, through setting up output tube and silicon steel sheet, be convenient for eliminate the magnetic force in the blood that flows, through setting up circular cone pipe, diaphragm, layer board, fixed column, fixed ring and flabellum, be convenient for make blood flow drive flabellum rotate, blood sends out the axial-flow pump with higher speed, thereby reach the effect that the auxiliary axial magnetic force formula axial-flow pump heart of unloading of being convenient for.
Description
Technical Field
The utility model relates to an axial-flow pump technical field specifically is axial magnetic force unloading formula axial-flow pump heart auxiliary device.
Background
Currently, the most clinically used devices are implantable axial-flow pump heart assist devices. The known axial flow pump structure is composed of an axial flow pump, an axial flow pump motor, a power supply lead and the like. The axial-flow pump and the axial-flow pump motor commonly form a pump-machine combination, when the pump-machine combination is applied, the pump-machine combination is implanted into a human body, an inlet of the axial-flow pump is communicated with an incision at the apex of the heart, blood in a ventricle can be drained into the axial-flow pump, an outlet of the axial-flow pump is connected with an artificial blood vessel, and the other end of the artificial blood vessel is communicated with the aorta of the human body through end-side matching. When the axial flow pump works, the pressure of blood entering the inlet of the pump is increased under the driving of the rotary impeller, and the blood flows out of the outlet of the pump and enters the aorta of a human body through the artificial blood vessel at the outlet end. If the axial flow pump works, the pressure in the heart chamber can be reduced, the heart load can be reduced, the intra-arterial blood pressure can be improved, the peripheral circulation can be maintained, and the life of patients with serious heart failure can be effectively saved.
However, due to high-speed operation inside the axial flow pump, friction is generated between components, the service life of the axial flow pump is shortened, and later-period replacement and maintenance are not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an axial magnetic force unloading formula axial-flow pump heart auxiliary device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the axial magnetic force unloading type axial flow pump heart auxiliary device comprises a pump body, wherein the inner side wall of the pump body is rotatably connected with a transmission rod, the surface of the transmission rod is respectively and fixedly connected with a guide vane, a partition plate and an impeller, the inner wall of the pump body is fixedly connected with a fixed plate, the side surface of the fixed plate is provided with a round hole, the inner wall of the round hole is fixedly connected with a stator coil winding, the upper surface of the stator coil winding is fixedly connected with a connecting pipe, the inside of the connecting pipe is provided with a power wire, the lower surface of the pump body is fixedly connected with an output pipe, the inner side wall of the output pipe is embedded with a silicon steel sheet, the inner wall of the output pipe is fixedly connected with a conical pipe, the inner wall of the conical pipe is fixedly connected with a transverse, the side of fixed column rotates and is connected with fixed ring, the side fixedly connected with flabellum of fixed ring.
Preferably, the surface of the transmission rod is fixedly connected with a guide vane, a partition plate and an impeller from left to right in sequence.
Preferably, one end of the transmission rod passes through a round hole in the side face of the fixing plate, and the surface of the transmission rod is in lap joint with the inner wall of the fixing plate.
Preferably, the inner wall of the pump body is provided with a groove matched with the connecting pipe, and one end of the power line is electrically connected with the stator coil winding.
Preferably, the conical pipe is positioned below the silicon steel sheet, and the silicon steel sheet is circular.
Preferably, the both sides of layer board all fixedly connected with diaphragm, and the side of fixed column set up with the recess of fixed ring looks adaptation.
Advantageous effects
The utility model provides an axial magnetic force formula axial-flow pump heart auxiliary device that unloads, this axial magnetic force formula axial-flow pump heart auxiliary device that unloads, through setting up the fixed plate, round hole and stator coil winding, be convenient for produce magnetic field, make the axial-flow pump suspension, reduce friction, through setting up output tube and silicon steel sheet, be convenient for eliminate the magnetic force in the blood that flows, through setting up the circular cone pipe, the diaphragm, the layer board, the fixed column, fixed ring and flabellum, be convenient for make blood flow drive the flabellum and rotate, blood sends out the axial-flow pump with higher speed, thereby reach the effect of the supplementary axial magnetic force formula axial-flow pump heart of unloading of being.
Drawings
FIG. 1 is a schematic front sectional view of the structure of the present invention;
fig. 2 is an enlarged schematic view of a in fig. 1 of the present invention.
In the figure: the fan comprises a pump body 1, a transmission rod 2, guide vanes 3, a partition plate 4, an impeller 5, a fixed plate 6, a circular hole 7, a stator coil winding 8, a connecting pipe 9, a power line 10, an output pipe 11, a silicon steel sheet 12, a conical pipe 13, a transverse plate 14, a circular hole 15, a supporting plate 16, a fixed column 17, a fixed ring 18 and fan blades 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments 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 belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an axial magnetic force unloading type axial flow pump heart auxiliary device comprises a pump body 1, wherein the inner side wall of the pump body 1 is rotatably connected with a transmission rod 2, the surface of the transmission rod 2 is fixedly connected with a guide vane 3, a partition plate 4 and an impeller 5 respectively, the surface of the transmission rod 2 is fixedly connected with the guide vane 3, the partition plate 4 and the impeller 5 from left to right in sequence, the inner wall of the pump body 1 is fixedly connected with a fixed plate 6, the side surface of the fixed plate 6 is provided with a round hole 7, one end of the transmission rod 2 passes through the round hole 7 on the side surface of the fixed plate 6, the surface of the transmission rod 2 is lapped with the inner wall of the fixed plate 6, the inner wall of the round hole 7 is fixedly connected with a stator coil winding 8, the upper surface of the stator coil winding 8 is fixedly connected with a connecting, the lower surface of the pump body 1 is fixedly connected with an output pipe 11, the inner side wall of the output pipe 11 is embedded with silicon steel sheets 12, a conical pipe 13 is positioned below the silicon steel sheets 12, the shape of the silicon steel sheets 12 is circular, the inner wall of the output pipe 11 is fixedly connected with the conical pipe 13, the inner wall of the conical pipe 13 is fixedly connected with a transverse plate 14, the upper surface of the transverse plate 14 is provided with a circular ring hole 15, one side of the transverse plate 14 is fixedly connected with a supporting plate 16, the upper surface of the supporting plate 16 is fixedly connected with a fixed column 17, the side surface of the fixed column 17 is rotatably connected with a fixed circular ring 18, both sides of the supporting plate 16 are fixedly connected with the transverse plate 14, the side surface of the fixed column 17 is provided with a groove matched with the fixed circular ring 18, the side surface of the fixed circular ring 18 is fixedly connected with a fan blade 19, through the arrangement of a fixed plate 6, the magnetic force in the flowing blood is convenient to eliminate, the conical tube 13, the transverse plate 14, the supporting plate 16, the fixing column 17, the fixing ring 18 and the fan blade 19 are arranged, the blood flows to drive the fan blade 19 to rotate, the blood is accelerated to be sent out of the axial-flow pump, and therefore the effect of facilitating the assistance of the heart of the axial magnetic force unloading type axial-flow pump is achieved.
The working principle is as follows: when the axial magnetic force unloading type axial flow pump heart auxiliary device is used, blood enters the interior of a pump body 1 from a suction chamber of the axial flow pump through the guide vanes 3 and the impeller 5 by starting the axial flow pump, the stator coil winding 8 generates magnetic force after being electrified, the transmission rod 2 is suspended, the gravity and friction of the transmission rod are reduced, the rotating speed is increased, the blood is conveyed into an output tube 11 to be demagnetized through a silicon steel sheet 12, then the fan blades 19 are driven to rotate, and the blood enters an aorta through the circular ring holes 15 on the upper surface of the transverse plate 14, so that the effect of facilitating the auxiliary axial magnetic force unloading type axial flow pump heart is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Axial magnetic force unloading formula axial-flow pump heart auxiliary device, including the pump body (1), its characterized in that: the inner wall of the pump body (1) is rotatably connected with a transmission rod (2), the surface of the transmission rod (2) is respectively and fixedly connected with a guide vane (3), a partition plate (4) and an impeller (5), the inner wall of the pump body (1) is fixedly connected with a fixing plate (6), a round hole (7) is formed in the side face of the fixing plate (6), the inner wall of the round hole (7) is fixedly connected with a stator coil winding (8), the upper surface of the stator coil winding (8) is fixedly connected with a connecting pipe (9), a power line (10) is arranged inside the connecting pipe (9), the lower surface of the pump body (1) is fixedly connected with an output pipe (11), the inner wall of the output pipe (11) is embedded with a silicon steel sheet (12), the inner wall of the output pipe (11) is fixedly connected with a conical pipe (13, the improved fan blade fixing device is characterized in that a circular ring hole (15) is formed in the upper surface of the transverse plate (14), a supporting plate (16) is fixedly connected to one side of the transverse plate (14), a fixing column (17) is fixedly connected to the upper surface of the supporting plate (16), a fixing circular ring (18) is rotatably connected to the side surface of the fixing column (17), and fan blades (19) are fixedly connected to the side surface of the fixing circular ring (18).
2. The axial magnetic force unloading axial flow pump heart assist device of claim 1, wherein: the surface of the transmission rod (2) is fixedly connected with a guide vane (3), a partition plate (4) and an impeller (5) from left to right in sequence.
3. The axial magnetic force unloading axial flow pump heart assist device of claim 1, wherein: one end of the transmission rod (2) passes through a round hole (7) on the side surface of the fixing plate (6), and the surface of the transmission rod (2) is in lap joint with the inner wall of the fixing plate (6).
4. The axial magnetic force unloading axial flow pump heart assist device of claim 1, wherein: the inner wall of the pump body (1) is provided with a groove matched with the connecting pipe (9), and one end of the power line (10) is electrically connected with the stator coil winding (8).
5. The axial magnetic force unloading axial flow pump heart assist device of claim 1, wherein: the conical pipe (13) is positioned below the silicon steel sheet (12), and the shape of the silicon steel sheet (12) is circular.
6. The axial magnetic force unloading axial flow pump heart assist device of claim 1, wherein: both sides of the supporting plate (16) are fixedly connected with transverse plates (14), and the side surface of the fixing column (17) is provided with a groove matched with the fixing ring (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165700.0U CN210812927U (en) | 2019-07-24 | 2019-07-24 | Axial magnetic force unloading type axial flow pump heart auxiliary device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165700.0U CN210812927U (en) | 2019-07-24 | 2019-07-24 | Axial magnetic force unloading type axial flow pump heart auxiliary device |
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| CN210812927U true CN210812927U (en) | 2020-06-23 |
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| CN201921165700.0U Active CN210812927U (en) | 2019-07-24 | 2019-07-24 | Axial magnetic force unloading type axial flow pump heart auxiliary device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956887A (en) * | 2020-09-08 | 2020-11-20 | 张艳艳 | Axial-flow pump heart auxiliary device |
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2019
- 2019-07-24 CN CN201921165700.0U patent/CN210812927U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956887A (en) * | 2020-09-08 | 2020-11-20 | 张艳艳 | Axial-flow pump heart auxiliary device |
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