CN218967564U - Pump head fixing structure - Google Patents
Pump head fixing structure Download PDFInfo
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- CN218967564U CN218967564U CN202222438645.6U CN202222438645U CN218967564U CN 218967564 U CN218967564 U CN 218967564U CN 202222438645 U CN202222438645 U CN 202222438645U CN 218967564 U CN218967564 U CN 218967564U
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- pump head
- ferromagnetic metal
- fixing structure
- structure according
- recess
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Abstract
The embodiment of the application provides a pump head fixed knot constructs, pump head bottom is provided with the magnetic part, pump head fixed knot constructs and includes: a protective housing and ferromagnetic metal; the inside of the protective shell is provided with a cavity for accommodating the pump head, and the protective shell is provided with an opening; the magnetic pump is characterized in that ferromagnetic metal is arranged in the chamber and opposite to the opening, a fixing piece is arranged on the upper surface of the ferromagnetic metal in a cover mode, the bottom of the pump head is arranged on the upper surface of the fixing piece, and the bottom of the pump head is matched with the ferromagnetic metal through the magnetic piece, so that the pump head is fixed in a pump head fixing structure. According to the embodiment of the application, the ferromagnetic metal arranged in the pump head fixing structure is matched with the magnetic piece in the pump head, so that the pump head can be fixed in the fixing structure, the pump head can be conveniently transported, and the pump head is prevented from being damaged.
Description
Technical Field
The embodiment of the application belongs to the field of pump head fixation, and particularly relates to a pump head fixing structure.
Background
In an extracorporeal membrane pulmonary oxygenation system, a pump head is equivalent to an artificial heart, and products with high safety requirements are required to be protected during transportation, so that falling and collision loss during transportation are avoided.
Disclosure of Invention
An object of an embodiment of the present application is to provide a pump head fixing structure so as to solve the problems existing in the prior art.
The embodiment of the application provides a pump head fixed knot constructs, pump head bottom is provided with the magnetic part, pump head fixed knot constructs and includes: a protective housing and ferromagnetic metal;
the inside of the protective shell is provided with a cavity for accommodating the pump head, and the protective shell is provided with an opening;
the ferromagnetic metal is arranged at the opposite position of the opening in the cavity, a fixing piece is arranged on the upper surface cover of the ferromagnetic metal, the bottom of the pump head is arranged on the upper surface of the fixing piece, and the bottom of the pump head is matched with the ferromagnetic metal through the magnetic piece, so that the pump head is fixed in a pump head fixing structure.
As a preferred embodiment of the present application, a recess is provided at the opposite position of the opening, and the ferromagnetic metal is provided in the recess.
As a preferred embodiment of the present application, the ferromagnetic metal is in a ring shape, and the shape of the groove matches with the shape of the ferromagnetic metal.
As a preferred embodiment of the present application, the recess is provided with a protrusion, and the annular ferromagnetic metal is sleeved around the protrusion.
As a preferred embodiment of the present application, a recess area recessed toward the opening direction is provided at a position of the bottom of the fixing member corresponding to the protrusion, and the protrusion is provided in the recess area.
As a preferred embodiment of the present application, the outer diameter of the fixing member gradually decreases from top to bottom.
As a preferred embodiment of the present application, the maximum outer diameter of the fixing member is larger than the outer diameter of the ferromagnetic metal.
As a preferred embodiment of the present application, the magnetic member is a magnet.
As a preferred embodiment of the present application, a notch is provided in the chamber at a position where the pump head outlet is provided.
Compared with the prior art, this application embodiment provides a pump head fixed knot constructs, pump head bottom is provided with the magnetic part, pump head fixed knot constructs and includes: a protective housing and ferromagnetic metal; the inside of the protective shell is provided with a cavity for accommodating the pump head, and the protective shell is provided with an opening; the ferromagnetic metal is arranged at the opposite position of the opening in the cavity, a fixing piece is arranged on the upper surface cover of the ferromagnetic metal, the bottom of the pump head is arranged on the upper surface of the fixing piece, and the bottom of the pump head is matched with the ferromagnetic metal through the magnetic piece, so that the pump head is fixed in the pump head fixing structure. According to the embodiment of the application, the ferromagnetic metal arranged in the pump head fixing structure is matched with the magnetic piece in the pump head, so that the pump head can be fixed in the fixing structure, the pump head can be conveniently transported, and falling and collision loss during transportation are avoided.
Drawings
Fig. 1 is an exploded view of a pump head fixing structure according to embodiment 1 of the present application;
fig. 2 is a schematic structural diagram of a pump head fixing structure provided in embodiment 1 of the present application;
fig. 3 is a schematic structural view of a pump head fixing structure according to embodiment 2 of the present application in a use state;
fig. 4 is a schematic structural view of a fixing member provided in embodiments 1 and 2 of the present application.
Detailed Description
In order to better understand the technical solutions of the present application, the following description will clearly and completely describe the technical solutions of the embodiments of the present application with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
Example 1
As shown in fig. 1 and 2, the embodiment of the present application provides a pump head 05 fixing structure, a magnetic member is provided at the bottom of the pump head 05, and the pump head 05 fixing structure includes: a protective housing 01 and a ferromagnetic metal 03; the ferromagnetic substance 03 may be a magnetophilic metal such as iron, nickel, or cobalt.
The inside cavity 02 that holds pump head 05 that is provided with of protection casing 01, protection casing 01 has an opening with the opening relative position is provided with ferromagnetic metal 03 in the cavity 02, ferromagnetic metal 03 upper surface lid is equipped with a mounting 04, pump head 05 bottom sets up the upper surface of mounting 04, pump head 05 bottom passes through magnetic part and ferromagnetic metal 03 cooperation, and then will pump head 05 is fixed in pump head 05 fixed knot constructs. In this application embodiment, be provided with the opening on the protection casing 01 and mainly be conveniently place pump head 05 to cavity 02 in, in specific use, with the opening of protection casing 01 up, cavity 02 sets up at protection casing 01's bottommost, and pump head 05 sets up in cavity 02.
It should be noted that the pump head 05 of the embodiment of the present application may be a pump head in an extracorporeal membrane lung oxygenation system, or any other to-be-protected member as long as the bottom specific magnetic member is included in the scope of protection of the present application.
Preferably, in order to better fix the ferromagnetic metal 03, a recess is provided in the chamber 02 opposite the opening, and the ferromagnetic metal 03 is disposed in the recess.
Preferably, the pump head 05 is fixed more firmly and is matched with the coverage of the magnet on the pump head 05, the ferromagnetic metal 03 is arranged in a circular ring shape, and the shape of the groove is matched with that of the ferromagnetic metal 03.
Preferably, the protrusion 02-1 is arranged in the groove, and the annular ferromagnetic metal 03 is sleeved around the protrusion 02-1.
Preferably, as shown in fig. 4, a recess 04-1 is provided at a position corresponding to the protrusion 02-1 on the bottom of the fixing member 04, the protrusion being provided in the recess 04-1. The fixing piece 04 is fastened on the protrusion 02-1 in the groove through the concave area 04-1 at the lower end of the fixing piece 04, so that the fixing piece 04 is fixed in the cavity 02. Preferably, the outer diameter of the fixing piece 04 gradually decreases from top to bottom, the fixing piece 04 is in a groove-shaped structure, the fixing piece 04 is covered on the upper surface of the ferromagnetic metal 03, and the gradual decrease of the outer diameter of the fixing piece 04 from top to bottom is mainly used for better covering the ferromagnetic metal 03, and the occupied space of the fixing piece 04 is reduced.
Preferably, in order to make the fixing member 04 better covered with the ferromagnetic metal 03, the maximum outer diameter of the fixing member 04 is larger than the outer diameter of the ferromagnetic metal 03, and in this embodiment, the ferromagnetic metal is made of metallic iron.
Preferably, the magnetic member is a magnet.
Example 2
As shown in fig. 3, fig. 3 is different from fig. 1 and 3 in that a notch 02 is provided at a position where the outlet of the pump head is fixed on the chamber 02, and the fixed pump head can be conveniently taken out by providing the notch 06.
The embodiment of the application provides pump head fixed knot constructs's protection casing 01 inner wall and pump head 05 shape assorted, and there is a recess in the bottom of cavity 02 for place ferromagnetic metal 03, after ferromagnetic metal 03 put into the recess, reuse mounting 04 presses the fastening in the recess of cavity 02 through the protruding structure of self lower extreme, then places pump head 05 bottom at mounting 04 upper surface, and is fixed through magnetic attraction between the magnetic part of pump head 05 bottom and the ferromagnetic metal 03. According to the embodiment of the application, the ferromagnetic metal 03 arranged in the pump head 05 fixing structure is matched with the magnetic piece in the pump head 05, so that the pump head 05 can be fixed in the fixing structure, the pump head 05 can be conveniently transported, and the pump head 05 is prevented from being damaged.
While the present application has been described in detail with respect to the general description and the specific embodiments thereof, it will be apparent to those skilled in the art that certain modifications and improvements may be made thereto based on the present application. Accordingly, such modifications or improvements may be made without departing from the spirit of the application and are intended to be within the scope of the utility model as claimed.
Claims (9)
1. The utility model provides a pump head fixed knot constructs, its characterized in that, pump head bottom is provided with the magnetic part, pump head fixed knot constructs includes: a protective housing and ferromagnetic metal;
the inside of the protective shell is provided with a cavity for accommodating the pump head, and the protective shell is provided with an opening;
the ferromagnetic metal is arranged at the opposite position of the opening in the cavity, a fixing piece is arranged on the upper surface cover of the ferromagnetic metal, the bottom of the pump head is arranged on the upper surface of the fixing piece, and the bottom of the pump head is matched with the ferromagnetic metal through the magnetic piece, so that the pump head is fixed in a pump head fixing structure.
2. A pump head fixing structure according to claim 1, wherein a recess is provided in the chamber at a position opposite to the opening, and the ferromagnetic metal is provided in the recess.
3. A pump head fixing structure according to claim 2, wherein the ferromagnetic metal is annular, and the shape of the groove is matched with the shape of the ferromagnetic metal.
4. A pump head fixing structure according to claim 3, wherein the recess is provided with a protrusion, and the annular ferromagnetic metal is sleeved around the protrusion.
5. A pump head fixing structure according to claim 4, wherein a recess area recessed toward the opening direction is provided at a position of the bottom of the fixing member corresponding to the projection, and the projection is provided in the recess area.
6. A pump head fixing structure according to claim 1, wherein the outer diameter of the fixing member is gradually reduced from top to bottom.
7. A pump head fixing structure according to claim 1, wherein said fixing member has a maximum outer diameter larger than an outer diameter of said ferromagnetic metal.
8. A pump head fixing structure according to any one of claims 1 to 7, wherein the magnetic member is a magnet.
9. A pump head fixing structure according to claim 8, wherein a notch is provided in the chamber at a position where the pump head outlet is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438645.6U CN218967564U (en) | 2022-09-15 | 2022-09-15 | Pump head fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438645.6U CN218967564U (en) | 2022-09-15 | 2022-09-15 | Pump head fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218967564U true CN218967564U (en) | 2023-05-05 |
Family
ID=86155715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222438645.6U Active CN218967564U (en) | 2022-09-15 | 2022-09-15 | Pump head fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218967564U (en) |
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2022
- 2022-09-15 CN CN202222438645.6U patent/CN218967564U/en active Active
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