CN218207120U - Magnetic suspension high-speed centrifugal vacuum pump - Google Patents
Magnetic suspension high-speed centrifugal vacuum pump Download PDFInfo
- Publication number
- CN218207120U CN218207120U CN202222191511.9U CN202222191511U CN218207120U CN 218207120 U CN218207120 U CN 218207120U CN 202222191511 U CN202222191511 U CN 202222191511U CN 218207120 U CN218207120 U CN 218207120U
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- China
- Prior art keywords
- motor
- base
- mounting panel
- arc
- flabellum
- Prior art date
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- Expired - Fee Related
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- 239000000725 suspension Substances 0.000 title claims abstract description 15
- 241000883990 Flabellum Species 0.000 claims abstract description 22
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 230000000994 depressogenic effect Effects 0.000 claims abstract description 5
- 238000005339 levitation Methods 0.000 claims 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a magnetic suspension high-speed centrifugal vacuum pump, including spiral case and the motor of setting in spiral case one side, the rigid coupling has the mounting panel after the power take off end of motor inserts the inside of spiral case, the mounting panel is kept away from one side of motor and is installed the arc flabellum, the arc flabellum is close to one side of mounting panel and establishes to protruding arc portion, one side that the motor was kept away from to the mounting panel is equipped with annular depressed area with the position that the arc flabellum corresponds. The utility model discloses in be equipped with the depressed area on the mounting panel, arc flabellum middle part is equipped with protruding arc portion, and then the surface area of whole arc flabellum middle part position is the biggest, and the surface area at both ends is the minimum, presents the trend that the surface area reduces gradually towards both sides from the middle, and such setting can make the wind-force increase that arc flabellum middle part bore, reduces both sides pressure of catching wind to the problem that the atress is little in the great centre of the flabellum both sides atress among the balanced prior art, the life-span of this device flabellum is prolonged.
Description
Technical Field
The utility model relates to a vacuum pump technical field specifically is magnetic suspension high-speed centrifugal vacuum pump.
Background
A magnetic suspension centrifugal vacuum pump is a pump with a motor shaft installed by a magnetic suspension bearing and a volute, a power fan blade of the pump is in a state shown in figure 5, a middle arch part 200 is arranged in the middle of an original fan blade 100, when the fan blade rotates, the arch part and two sides of the fan blade form a streamline shape, the middle arch part 200 is small in wind force, the two sides are large in wind force, unbalanced wind force easily causes deformation of the fan blade, and the service life of the fan blade is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a magnetic suspension high-speed centrifugal vacuum pump to the middle hunch-up portion of flabellum receives the wind-force little among the solution prior art, and both sides receive wind-force big, and unbalanced wind-force easily leads to the flabellum to warp like this, reduces the problem of its life-span.
In order to achieve the above purpose, the utility model provides a following technical scheme: magnetic suspension high-speed centrifugal vacuum pump, including spiral case and the motor of setting in spiral case one side, the rigid coupling has the mounting panel after the power take off end of motor inserts the inside of spiral case, and rotates through the magnetic suspension bearing between the power take off end of motor and the mounting panel and be connected, the arc flabellum is installed to one side that the motor was kept away from to the mounting panel, the arc flabellum is close to one side of mounting panel and establishes to protruding arc portion, one side that the motor was kept away from to the mounting panel is equipped with annular depressed area with the position that the arc flabellum corresponds.
Preferably, the scroll casing further comprises a first base and a second base, the scroll casing is installed above the first base, and the motor is installed on the upper surface of the second base.
Preferably, a gap is arranged between the first base and the second base.
Preferably, first blind holes are formed in two sides of one end, close to the second base, of the first base, connecting rods are connected to the inner portions of the first blind holes in a sliding mode, and second through holes are formed in the positions, corresponding to the first blind holes, of the second base.
Preferably, the both sides of first base have all seted up the spout with the position that first blind hole corresponds, and the inside sliding connection of spout has the slider, slider and connecting rod rigid coupling.
Preferably, an air inlet is formed in one side, away from the motor, of the volute, and an air outlet is formed above the volute.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in be equipped with the depressed area on the mounting panel, arc flabellum middle part is equipped with protruding arc portion, and then the surface area of whole arc flabellum middle part position is the biggest, and the surface area at both ends is the minimum, presents the trend that the surface area reduces gradually towards both sides from the middle, and such setting can make the wind-force increase that arc flabellum middle part bore, reduces both sides pressure of catching wind to the problem that the atress is little in the great centre of the flabellum both sides atress among the balanced prior art, the life-span of this device flabellum is prolonged.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connecting rod of the present invention;
FIG. 3 is a schematic view of the installation of the arc-shaped fan blade of the present invention;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic view of a fan blade in the prior art.
In the figure: 1. a volute; 2. an air outlet; 3. a first base; 4. a second base; 5. a first blind hole; 6. a slider; 7. a chute; 8. a motor; 11. a second through hole; 13. a connecting rod; 14. mounting a plate; 141. a recessed region; 15. arc-shaped fan blades; 151. a convex arc portion; 17. a magnetic suspension bearing; 100. original fan blades; 200. a middle arch part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Please refer to fig. 1 and fig. 3, in an embodiment of the present invention, a magnetic suspension high-speed centrifugal vacuum pump includes a spiral case 1 and a motor 8 disposed on one side of the spiral case 1, a mounting plate 14 is fixedly connected to a power output end of the motor 8 after being inserted into the spiral case 1, an arc fan blade 15 is mounted on one side of the mounting plate 14 away from the motor 8, and the power output end of the motor 8 is rotatably connected to the mounting plate 14 through a magnetic suspension bearing 17, that is, when the motor 8 rotates, the mounting plate 14 can be driven to rotate, and air can be pumped in a rotating process of the mounting plate 14, since the power shaft of the motor 8 is connected to the spiral case 1 through the magnetic suspension bearing 17, abrasion between the power shaft and the spiral case 1 is small, and further, power of the motor 8 is enabled to operate on the rotating arc fan blade 15;
as shown in fig. 3 and 4, one side of the arc-shaped fan blade 15 close to the mounting plate 14 is set as a convex arc portion 151, and a position of one side of the mounting plate 14 far away from the motor 8, which corresponds to the arc-shaped fan blade 15, is provided with an annular concave area 141, so that the surface area of the middle portion of the whole arc-shaped fan blade 15 is the largest, the surface areas of the two ends are the smallest, and the trend that the surface area is gradually reduced from the middle to the two sides is presented, such an arrangement can increase the wind force borne by the middle portion of the arc-shaped fan blade 15, reduce the wind pressure on the two sides, so as to balance the situation that the middle portion of the fan blade 100 is stressed more on the two sides and is stressed less on the middle portion (as shown in fig. 5) in the prior art, and cause the middle arching portion 200 to be damaged due to uneven stress on the fan blade 100, so that the fan blade of the device can have a longer service life in long-term use;
as shown in fig. 1, the scroll casing further includes a first base 3 and a second base 4, the scroll casing 1 is installed above the first base 3, the motor 8 is installed on the upper surface of the second base 4, and the scroll casing 1 and the motor 8 are further separated from each other to avoid resonance of the two, preferably, a gap is formed between the first base 3 and the second base 4 to avoid a resonance phenomenon caused by contact between the two;
as shown in fig. 1 and fig. 2, first blind holes 5 are formed in both sides of one end of the first base 3, which is close to the second base 4, a connecting rod 13 is slidably connected inside the first blind holes 5, second through holes 11 are formed in the second base 4, which correspond to the first blind holes 5, and the connecting rod 13 is pushed to be inserted into the second through holes 11, so that the first base 3 is close to the second base 4 and connected with each other, which is convenient for transportation of the device, further, sliding grooves 7 are formed in both sides of the first base 3 and the positions corresponding to the first blind holes 5, sliding blocks 6 are slidably connected inside the sliding grooves 7, the sliding blocks 6 are fixedly connected with the connecting rod 13, and the connecting rod 13 is convenient to slide by manually sliding the sliding blocks 6;
referring to fig. 1, an air inlet is disposed at a side of the spiral case 1 away from the motor 8, and an air outlet 2 is disposed above the spiral case 1 for facilitating air inlet and outlet.
The utility model discloses a theory of operation and use flow: when the device is used, the motor 8 works to enable the mounting plate 14 and the arc-shaped fan blades 15 to rotate, when the arc-shaped fan blades 15 rotate, air pumping can be carried out, the concave area 141 is arranged on the mounting plate 14, the convex arc part is arranged in the middle of the arc-shaped fan blades 15, the surface area of the middle part of the whole arc-shaped fan blades 15 is the largest, the surface areas of the two ends are the smallest, and the surface area tends to be gradually reduced from the middle to the two sides;
all can produce vibrations at motor 8 and arc flabellum 15 during operation, because the two is installed respectively on first base 3 and second base 4, so the two can not produce resonance, when this device of needs transportation, through sliding block 6 for connecting rod 13 inserts inside second through-hole 11, and then realizes first base 3 and the connection of second base 4, and this device of being convenient for transports.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Magnetic suspension high-speed centrifugal vacuum pump, including spiral case (1) and motor (8) of setting in spiral case (1) one side, the rigid coupling has mounting panel (14) after the power take off of motor (8) inserts the inside of spiral case (1), and rotates through magnetic suspension bearing (17) between the power take off of motor (8) and mounting panel (14) and be connected its characterized in that: arc flabellum (15) are installed to one side that motor (8) were kept away from in mounting panel (14), one side that arc flabellum (15) are close to mounting panel (14) is established to convex arc portion (151), the position that one side that motor (8) were kept away from in mounting panel (14) and arc flabellum (15) correspond is equipped with annular depressed area (141).
2. The magnetic levitation high-speed centrifugal vacuum pump of claim 1, wherein: the volute is characterized by further comprising a first base (3) and a second base (4), the volute (1) is installed above the first base (3), and the motor (8) is installed on the upper surface of the second base (4).
3. The magnetic levitation high-speed centrifugal vacuum pump of claim 2, wherein: a gap is arranged between the first base (3) and the second base (4).
4. A magnetic levitation high-speed centrifugal vacuum pump as claimed in claim 3, wherein: first blind hole (5) have all been seted up to one end both sides that first base (3) are close to second base (4), and the inside sliding connection of first blind hole (5) has connecting rod (13), second through-hole (11) have been seted up with the position that first blind hole (5) correspond on second base (4).
5. The magnetic levitation high-speed centrifugal vacuum pump of claim 4, wherein: both sides of first base (3) and the position that first blind hole (5) correspond have all seted up spout (7), and the inside sliding connection of spout (7) has slider (6), slider (6) and connecting rod (13) rigid coupling.
6. The magnetic levitation high-speed centrifugal vacuum pump of claim 1, wherein: an air inlet is formed in one side, far away from the motor (8), of the volute (1), and an air outlet (2) is formed above the volute (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222191511.9U CN218207120U (en) | 2022-08-19 | 2022-08-19 | Magnetic suspension high-speed centrifugal vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222191511.9U CN218207120U (en) | 2022-08-19 | 2022-08-19 | Magnetic suspension high-speed centrifugal vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218207120U true CN218207120U (en) | 2023-01-03 |
Family
ID=84658641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222191511.9U Expired - Fee Related CN218207120U (en) | 2022-08-19 | 2022-08-19 | Magnetic suspension high-speed centrifugal vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218207120U (en) |
-
2022
- 2022-08-19 CN CN202222191511.9U patent/CN218207120U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230103 |