CN213981355U - Take air-cooled outer magnet subassembly - Google Patents
Take air-cooled outer magnet subassembly Download PDFInfo
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- CN213981355U CN213981355U CN202022733849.3U CN202022733849U CN213981355U CN 213981355 U CN213981355 U CN 213981355U CN 202022733849 U CN202022733849 U CN 202022733849U CN 213981355 U CN213981355 U CN 213981355U
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- magnetic steel
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- outer magnet
- transmission shaft
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Abstract
The utility model discloses a take wind cooling's outer magnet steel subassembly, include: the external magnetic steel assembly is provided with a through hole, the transmission shaft is arranged in the through hole, one end of the transmission shaft is connected with the pump coupler, and the blade is arranged at one end of the transmission shaft. A take air-cooled outer magnet steel subassembly, optimized outer magnet steel subassembly's structure, its simple structure, reasonable in design through set up the blade in outer magnet steel subassembly bottom, let the fan blade can produce rotatory wind when rotatory and for outer magnet steel cooling, also let the resource realize reasonable utilization to the effectual assurance pump body can normally be produced, and then let its needs that satisfy the production that can be better.
Description
Technical Field
The utility model belongs to the technical field of advanced manufacturing, in particular to take air-cooled outer magnet steel subassembly.
Background
The magnetic pump is a branch belonging to the field of water pump, and is a new product applying the working principle of permanent magnet coupling to centrifugal pump. The magnetic pump consists of three parts, namely a pump, a magnetic driver and a motor. The key part magnetic driver consists of outer magnetic rotor, inner magnetic rotor and isolating sleeve without magnetic conduction. When the motor drives the outer magnetic rotor to rotate, the magnetic field can penetrate through the air gap and the nonmagnetic substance to drive the inner magnetic rotor connected with the impeller to synchronously rotate, so that the non-contact transmission of power is realized, and the dynamic seal is converted into the static seal.
The magnetic pump is used for conveying various chemical media, and when the temperature of the conveying medium is about 300 ℃, external magnetic steel is required to be introduced, so that the normal operation of the magnetic pump is influenced, and therefore the existing magnetic pump is still to be improved.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome not enough above, the utility model aims at providing a take air cooling's outer magnet steel subassembly has optimized outer magnet steel subassembly's structure, and its simple structure, reasonable in design through set up the blade in outer magnet steel subassembly bottom, let the fan blade can produce rotatory wind when rotatory and give the outer magnet steel cooling.
The technical scheme is as follows: in order to achieve the above object, the utility model provides a take air-cooled outer magnet steel subassembly includes: the external magnetic steel assembly is provided with a through hole, the transmission shaft is arranged in the through hole, one end of the transmission shaft is connected with the pump coupler, and the blade is arranged at one end of the transmission shaft. A take air-cooled outer magnet steel subassembly, optimized outer magnet steel subassembly's structure, its simple structure, reasonable in design through set up the blade in outer magnet steel subassembly bottom, let the fan blade can produce rotatory wind when rotatory and for outer magnet steel cooling, also let the resource realize reasonable utilization to the effectual assurance pump body can normally be produced, and then let its needs that satisfy the production that can be better.
The blades comprise a connecting part and a group of fan blades, and the fan blades are arranged on the outer side of the connecting part and are connected in an inclined manner.
Further, the fan blades are concave fan blades.
Preferably, the two sides of the fan blade close to one end of the connecting part are provided with inner grooves, and the inner grooves are arc-shaped grooves.
In addition, the external magnetic steel assembly comprises an external magnetic coupling and external magnetic steel, the transmission shaft is connected with the external magnetic coupling, and the external magnetic steel is arranged on the inner wall of the external magnetic coupling.
Furthermore, the outer magnetic coupling is in a convex shape and comprises an outer magnetic connecting part and a shaft body connecting part, the shaft body connecting part is arranged on the outer magnetic connecting part, the transmission shaft is arranged in a cavity of the shaft body connecting part, and the outer magnetic steel is arranged on the inner wall of the outer magnetic connecting part, which is far away from one end of the shaft body connecting part.
Furthermore, an opening cavity is formed in one end, far away from the shaft body connecting portion, of the outer magnetic connecting portion, and the blades are arranged in the opening cavity.
Further preferably, a protection ring is arranged at the end part of the external magnetic connection part, which is located at the opening cavity, and the external magnetic steel is arranged on the inner side of the protection ring.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:
1. a take air-cooled outer magnet steel subassembly, optimized outer magnet steel subassembly's structure, its simple structure, reasonable in design through set up the blade in outer magnet steel subassembly bottom, let the fan blade can produce rotatory wind when rotatory and for outer magnet steel cooling, also let the resource realize reasonable utilization to the effectual assurance pump body can normally be produced, and then let its needs that satisfy the production that can be better.
2. The utility model discloses in the setting of protection ring, when optimizing the structure, also can play certain guard action to external magnet steel.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural diagram of a blade of the present invention;
FIG. 3 is a view of the installation structure of the outer and the middle magnetic steel components of the present invention;
fig. 4 is a structural diagram of the outer magnetic steel assembly in embodiment 2 of the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Examples
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
A forced air cooled external magnet assembly as shown in figures 1 and 2, comprising: the external magnetic steel assembly comprises an external magnetic steel assembly 1, a transmission shaft 2 and blades 3, wherein the external magnetic steel assembly 1 is provided with a through hole, the transmission shaft 2 is arranged in the through hole, one end of the transmission shaft 2 is connected with a pump coupler 4, and the blades 3 are arranged at one end of the transmission shaft 2.
In this embodiment, the blade 3 includes a connecting portion 31 and a set of blades 32, and the blades 32 are disposed outside the connecting portion 31 and connected in an inclined manner.
In the embodiment, the fan blade 32 is a concave fan blade.
In this embodiment, two sides of one end of the fan blade 32 close to the connecting portion 31 are provided with inner grooves 321, and the inner grooves 321 are arc-shaped grooves.
In this embodiment, the external magnetic steel assembly 1 includes an external magnetic coupling 11 and an external magnetic steel 12, the transmission shaft 2 is connected to the external magnetic coupling 11, and the external magnetic steel 12 is disposed on an inner wall of the external magnetic coupling 11.
In this embodiment, the external magnetic coupling 11 is in a convex shape, and includes an external magnetic connection portion 111 and a shaft connection portion 112, the shaft connection portion 112 is disposed on the external magnetic connection portion 111, the transmission shaft 2 is disposed in a cavity of the shaft connection portion 112, and the external magnetic steel 12 is disposed on an inner wall of the external magnetic connection portion 111, which is far away from one end of the shaft connection portion 112.
In this embodiment, an opening cavity 113 is disposed at an end of the outer magnetic connecting portion 111 away from the shaft connecting portion 112, and the blade 3 is disposed in the opening cavity 113.
In this embodiment, the end of the external magnetic connection portion 111 located in the open cavity 113 is provided with a protection ring 114, and the external magnetic steel 12 is disposed inside the protection ring 114.
Example 2
As shown in fig. 2, 3 and 4, an air-cooled magnetic transmission structure for a magnetic pump comprises: the device comprises an external magnetic steel assembly 1, a transmission shaft 2, blades 3, an internal magnetic steel assembly 4, an isolation sleeve 5 and a suspension 6, wherein the external magnetic steel assembly 1 is arranged inside the suspension 6 and connected through a first rolling bearing 71, the external magnetic steel assembly 1 is provided with a through hole, the transmission shaft 2 is arranged in the through hole 11, the transmission shaft 2 is connected with the suspension 6 through a second rolling bearing 72, a bearing gland 8 is arranged on the outer side of the second rolling bearing 72, and the bearing gland 8 is connected with the suspension 6;
the extension section of the transmission shaft 2, which is positioned outside the bearing gland 8, is connected with the pump coupler 9, the blades 3 are arranged at one end of the transmission shaft 2, which is far away from the pump coupler 9, the inner magnetic steel assembly 4 is arranged inside the outer magnetic steel assembly 1, the isolation sleeve 5 is arranged between the inner magnetic steel assembly 4 and the outer magnetic steel assembly 1, the end part of the isolation sleeve 5 is connected with the middle body 10, a sealing ring 51 is arranged at the joint of the inner magnetic steel assembly 4 and the outer magnetic steel assembly 1, and the end part of the suspension 6 is connected with the middle body 10.
In this embodiment, a pump shaft 101 is arranged in the middle body 10, a shaft sleeve 102 is arranged outside the pump shaft 101, the shaft sleeve 102 is connected with a sliding bearing 103 in the middle body 10, one end of the pump shaft 101 is arranged in a through hole of the inner magnet steel assembly 4 and is connected with the through hole through a lock nut 104, and one end of the inner magnet steel assembly 4, which is far away from the outer magnet steel assembly 1, is connected with the pump shaft 101 through a thrust bearing 105.
In this embodiment, the blade 3 includes a connecting portion 31 and a set of blades 32, the blades 32 are disposed outside the connecting portion 31 and are connected in an inclined manner, and the inclined angle is 30-60 °.
In the embodiment, the fan blade 32 is a concave fan blade.
In this embodiment, two sides of one end of the fan blade 32 close to the connecting portion 31 are provided with inner grooves 321, and the inner grooves 321 are arc-shaped grooves.
In this embodiment, the external magnetic steel assembly 1 includes an external magnetic coupling 11 and an external magnet 12, the transmission shaft 2 is connected to the external magnetic coupling 11, and the external magnet 12 is disposed on an inner wall of the external magnetic coupling 11.
In this embodiment, the external magnet coupling 11 is in a convex shape, and includes an external magnet connecting portion 111 and a shaft connecting portion 112, the shaft connecting portion 112 is disposed on the external magnet connecting portion 111, the transmission shaft 2 is disposed in a cavity of the shaft connecting portion 112, and the external magnet 12 is disposed on an inner wall of the external magnet connecting portion 111, which is far away from one end of the shaft connecting portion 112.
In this embodiment, an opening cavity 113 is disposed at an end of the outer magnetic connecting portion 111 away from the shaft connecting portion 112, and the blade 3 is disposed in the opening cavity 113.
In this embodiment, the end of the external magnetic connection portion 111 located in the open cavity 113 is provided with a protection ring 114, and the external magnet 12 is disposed inside the protection ring 114.
The inner magnet steel assembly 4 in this embodiment comprises an inner magnet connector 41 and an inner magnet 42, wherein the inner magnet 42 is arranged on the inner magnet connector 41, and the inner magnet 42 is matched with the outer magnet 12.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (8)
1. An external magnet steel assembly with air cooling, characterized in that: the method comprises the following steps: the magnetic pump comprises an external magnetic steel assembly (1), a transmission shaft (2) and blades (3), wherein the external magnetic steel assembly (1) is provided with a through hole, the transmission shaft (2) is arranged in the through hole, one end of the transmission shaft is connected with a pump coupler (9), and the blades (3) are arranged at one end of the transmission shaft (2).
2. An external magnetic steel assembly with wind cooling according to claim 1, characterized in that: the blades (3) comprise connecting parts (31) and a group of fan blades (32), and the fan blades (32) are arranged on the outer sides of the connecting parts (31) and are connected in an inclined manner.
3. An external magnetic steel assembly with wind cooling according to claim 2, characterized in that: the fan blade (32) is a concave fan blade.
4. An external magnetic steel assembly with wind cooling according to claim 2, characterized in that: both sides that flabellum (32) are close to connecting portion (31) one end are equipped with inner groovy (321), just inner groovy (321) are the arc recess.
5. An external magnetic steel assembly with wind cooling according to claim 1, characterized in that: the external magnetic steel assembly (1) comprises an external magnetic coupling (11) and external magnetic steel (12), the transmission shaft (2) is connected with the external magnetic coupling (11), and the external magnetic steel (12) is arranged on the inner wall of the external magnetic coupling (11).
6. An external magnetic steel assembly with wind cooling according to claim 5, characterized in that: the outer magnet coupling (11) is in a convex shape and comprises an outer magnet connecting portion (111) and a shaft body connecting portion (112), the shaft body connecting portion (112) is arranged on the outer magnet connecting portion (111), the transmission shaft (2) is arranged in a cavity of the shaft body connecting portion (112), and the outer magnet steel (12) is arranged on the inner wall of one end, far away from the shaft body connecting portion (112), of the outer magnet connecting portion (111).
7. An external magnetic steel assembly with wind cooling according to claim 6, characterized in that: an opening cavity (113) is formed in one end, far away from the shaft body connecting portion (112), of the outer magnetic connecting portion (111), and the blades (3) are arranged in the opening cavity (113).
8. An external magnetic steel assembly with wind cooling according to claim 7, characterized in that: the end part of the external magnetic connecting part (111) positioned in the opening cavity (113) is provided with a protection ring (114), and the external magnetic steel (12) is arranged on the inner side of the protection ring (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022733849.3U CN213981355U (en) | 2020-11-24 | 2020-11-24 | Take air-cooled outer magnet subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022733849.3U CN213981355U (en) | 2020-11-24 | 2020-11-24 | Take air-cooled outer magnet subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213981355U true CN213981355U (en) | 2021-08-17 |
Family
ID=77267179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022733849.3U Active CN213981355U (en) | 2020-11-24 | 2020-11-24 | Take air-cooled outer magnet subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213981355U (en) |
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2020
- 2020-11-24 CN CN202022733849.3U patent/CN213981355U/en active Active
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