CN213088291U - Double-volute air suspension centrifugal blower structure - Google Patents
Double-volute air suspension centrifugal blower structure Download PDFInfo
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- CN213088291U CN213088291U CN202021598570.2U CN202021598570U CN213088291U CN 213088291 U CN213088291 U CN 213088291U CN 202021598570 U CN202021598570 U CN 202021598570U CN 213088291 U CN213088291 U CN 213088291U
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Abstract
The application discloses two spiral case air suspension centrifugal blower structures. The scheme comprises a support assembly and an air suspension centrifugal blower main body, wherein the support assembly is arranged on the lower side of the air suspension centrifugal blower main body; the supporting assembly comprises a base and a supporting frame, a mounting hole is formed in the surface of the base, and the supporting frame is fixedly mounted on the upper surface of the base; the air suspension centrifugal blower main part includes casing, stator, rotor, heat dissipation impeller, centrifugal impeller and spiral case, casing and support frame fixed connection, the casing both ends all communicate there is the air intake, heat dissipation air intake and heat dissipation air outlet have been seted up to housing face, stator fixed mounting is at the casing internal surface, the rotor passes through the air supporting bearing and rotates to be connected inside the casing, the axis of rotor and the coincidence of the axis of stator, heat dissipation impeller fixed connection is on the rotor, the utility model discloses can solve the too big restriction rotational speed of impeller, the problem of the not good restriction efficiency of heat dissipation.
Description
Technical Field
The application relates to the technical field of air blowers, in particular to a double-volute air suspension centrifugal air blower structure.
Background
The air suspension centrifugal blower is a blower with a brand new concept and adopts three core high-end technologies of an ultra-high speed direct connection motor, an air suspension bearing and a high-precision single-stage centrifugal impeller, and a blower new era with high efficiency, high performance, low noise and low energy consumption is created. Is a new generation of high-tech civil product which is carefully developed by adopting the design experience of the aviation turbo machinery.
The air suspension centrifugal fan increases work along with the maximum power, the impeller is increased more and more, or the rotating speed of the motor needs to be increased more and more, for a single-impeller centrifugal fan, the weight of a rotor is increased due to the fact that the impeller is simply increased, the air suspension centrifugal fan is not favorable for an air bearing with limited bearing capacity, and the rotating speed is simply increased by the single impeller, so that the linear speed of the impeller is increased greatly, and the strength of the impeller is damaged; therefore, a double-volute air suspension centrifugal blower structure is needed, the limitation can be broken through, and the air suspension centrifugal blower is enabled to be higher in power and efficiency.
SUMMERY OF THE UTILITY MODEL
The main objective of this application provides a two spiral case air suspension centrifugal blower structure to solve among the correlation technique too big restriction rotational speed of impeller, the problem of the not good restriction efficiency of heat dissipation.
In order to achieve the above object, the present application provides a dual-volute air-suspending centrifugal blower structure, comprising a support assembly and an air-suspending centrifugal blower main body, wherein the support assembly is arranged at the lower side of the air-suspending centrifugal blower main body;
the supporting assembly comprises a base and a supporting frame, a mounting hole is formed in the surface of the base, and the supporting frame is fixedly mounted on the upper surface of the base; the air suspension centrifugal blower main part includes casing, stator, rotor, heat dissipation impeller, centrifugal impeller and spiral case, casing and support frame fixed connection, the casing both ends all communicate there is the air intake, heat dissipation air intake and heat dissipation air outlet have been seted up to housing face, stator fixed mounting is at the casing internal surface, the rotor passes through the air supporting bearing and rotates to be connected inside the casing, the axis of rotor and the axis coincidence of stator, heat dissipation impeller fixed connection is on the rotor, centrifugal impeller is provided with two sets ofly, and is two sets of centrifugal impeller fixed connection is respectively at the both ends of rotor, and is two sets of centrifugal impeller sets up respectively in two sets of air intakes, and is two sets of centrifugal impeller's soon to opposite, the spiral case is provided with two sets ofly, and is two sets of the.
In an embodiment of the present invention, the heat dissipation impeller is disposed on a side close to the heat dissipation air outlet.
In an embodiment of the present invention, the outside of the heat dissipation air inlet is provided with a dust screen, and the dust screen is a metal mesh.
The utility model discloses an in the embodiment, two sets of cardboards of fixedly connected with on the casing, the cardboard is L type structure, and is two sets of the cardboard sets up respectively in the heat dissipation air outlet both sides, dust screen fixed joint is between two sets of cardboards.
The utility model discloses an in one embodiment, the spiro union has the screw thread knob on one side of the cardboard, screw thread knob one end compresses tightly fixed dust screen.
In an embodiment of the present invention, the casing has a connecting plate fixedly connected to the lower side thereof, and the connecting plate is fixedly connected to the supporting frame.
The utility model discloses an in one embodiment, the heat dissipation air intake has been seted up two sets ofly, and two sets of heat dissipation air intakes are located one side of casing, the heat dissipation air outlet has been seted up two sets ofly, and two sets of heat dissipation air outlets are located the opposite side of casing.
In an embodiment of the present invention, the mounting hole is a waist-shaped hole, and the mounting hole is provided with at least four groups.
The utility model discloses an in one embodiment, base downside fixedly connected with cushion, the cushion is the elastic rubber piece.
In an embodiment of the present invention, the outer surface of the housing is provided with a groove, and the groove is surrounded on the outer surface of the housing at equal intervals.
In the embodiment of the application, a double-volute air suspension centrifugal blower structure is provided, wherein a centrifugal impeller and a volute are respectively arranged on two sides of a rotor, when the double-volute air suspension centrifugal blower structure runs, the directions of the two centrifugal impellers are consistent with the direction of the rotor, the two centrifugal impellers rotate left and right, air can be sucked into an air inlet, and then the air is discharged through the volute to realize fixation;
meanwhile, the heat dissipation air inlet and the heat dissipation air outlet are arranged, the heat dissipation impeller can suck outside air into the heat dissipation air inlet, the air passes through a gap between the stator and the rotor and then is discharged from the heat dissipation air outlet, and the motor can be cooled.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic front view of a dual volute air-suspending centrifugal blower configuration provided in accordance with an embodiment of the present application;
FIG. 2 is an internal schematic view of an air-suspending centrifugal blower body of a dual-volute air-suspending centrifugal blower configuration provided in accordance with an embodiment of the present application;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2 of a dual volute air-suspending centrifugal blower configuration provided in accordance with an embodiment of the present application;
FIG. 4 is a schematic bottom view of a support assembly of a dual volute air-suspending centrifugal blower structure provided in accordance with an embodiment of the present application.
In the figure: 100. a support assembly; 110. a base; 111. mounting holes; 112. cushion blocks; 120. a support frame; 200. a gas-suspension centrifugal blower main body; 210. a housing; 211. an air inlet; 212. a heat dissipation air inlet; 213. a heat dissipation air outlet; 214. a dust screen; 215. clamping a plate; 216. a threaded knob; 217. a connecting plate; 218. a groove; 220. a stator; 230. a rotor; 240. a heat dissipation impeller; 250. a centrifugal impeller; 260. a volute.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Examples
Referring to fig. 1-4, the present application provides a dual-volute air-suspending centrifugal blower structure, which includes a support assembly 100 and an air-suspending centrifugal blower main body 200, wherein the support assembly 100 is disposed at the lower side of the air-suspending centrifugal blower main body 200;
the supporting assembly 100 includes a base 110 and a supporting frame 120, wherein a mounting hole 111 is formed in a surface of the base 110, for convenience of installation, the mounting hole 111 is a waist-shaped hole, and at least four sets of mounting holes 111 are provided. In order to play a role of buffering, a cushion block 112 is fixedly connected to the lower side of the base 110, and the cushion block 112 is an elastic rubber block.
The support frame 120 is fixedly welded to the upper surface of the base 110, and is used for supporting the air suspension centrifugal blower main body 200.
As shown in fig. 1, the air-suspending centrifugal blower main body 200 includes a housing 210, a stator 220, a rotor 230, a heat dissipating impeller 240, a centrifugal impeller 250, and a volute 260;
the housing 210 is fixedly connected to the supporting frame 120, and in order to increase the contact area between the housing 210 and the outside and enhance the heat dissipation efficiency, grooves 218 are formed in the outer surface of the housing 210, and the grooves 218 surround the outer surface of the housing 210 at equal intervals.
In order to facilitate disassembly, a connecting plate 217 is fixedly connected to the lower side of the housing 210, and the connecting plate 217 and the support frame 120 are fixedly connected through bolts.
Both ends of the shell 210 are communicated with an air inlet 211; the surface of the housing 210 is provided with two heat dissipation air inlets 212 and two heat dissipation air outlets 213, in order to increase the heat dissipation efficiency, the two heat dissipation air inlets 212 are provided with two sets, the two sets of heat dissipation air inlets 212 are located at one side of the housing 210, the two sets of heat dissipation air outlets 213 are provided with two sets, and the two sets of heat dissipation air outlets 213 are located at the other side of the housing 210.
The centrifugal impellers 250 are provided with two groups, the two groups of centrifugal impellers 250 are respectively and fixedly connected to two ends of the rotor 230, the two groups of centrifugal impellers 250 are respectively arranged in the two groups of air inlets 211, the rotating directions of the two groups of centrifugal impellers 250 are opposite, the two groups of volutes 260 are provided, and the two groups of volutes 260 are respectively communicated with the two groups of air inlets 211. The two centrifugal impellers 250 rotate left and right, respectively, to draw air into the intake 211 and then discharge it through the volute 260.
For dust prevention, a dust screen 214 is disposed outside the heat dissipation air inlet 212, and the dust screen 214 is a metal screen. In order to facilitate the replacement of the dust screen 214, two sets of clamping plates 215 are fixedly connected to the casing 210, the clamping plates 215 are in an L-shaped structure, the two sets of clamping plates 215 are respectively arranged on two sides of the heat dissipation air outlet 213, and the dust screen 214 is fixedly clamped between the two sets of clamping plates 215. A threaded knob 216 is rotatably and spirally connected to one side of the clamping plate 215, and one end of the threaded knob 216 is tightly pressed on the fixed dust screen 214.
Specifically, the working principle of the double-volute air suspension centrifugal blower structure is as follows: the centrifugal impellers 250 and the volute 260 are respectively arranged on two sides of the rotor 230, when the centrifugal impeller structure is in operation, the directions of the two centrifugal impellers 250 and the rotor 230 are consistent, the two centrifugal impellers 250 rotate left and right respectively, air can be sucked into the air inlet 211 and then discharged through the volute 260, and fixation can be realized;
meanwhile, the heat dissipation air inlet 212 and the heat dissipation air outlet 213 are provided, the heat dissipation impeller 240 can draw the external air into the heat dissipation air inlet 212, and the air passes through the gap between the stator 220 and the rotor 230 and is then discharged from the heat dissipation air outlet 213, so that the motor can be cooled.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A double-volute air suspension centrifugal blower structure is characterized by comprising
The supporting assembly comprises a base and a supporting frame, a mounting hole is formed in the surface of the base, and the supporting frame is fixedly mounted on the upper surface of the base;
a gas suspension centrifugal blower main body, which comprises a shell, a stator, a rotor, a heat dissipation impeller, a centrifugal impeller and a volute, the shell is fixedly connected with the supporting frame, both ends of the shell are communicated with the air inlet, the surface of the shell is provided with the heat dissipation air inlet and the heat dissipation air outlet, the stator is fixedly arranged on the inner surface of the shell, the rotor is rotationally connected inside the shell through an air bearing, the central axis of the rotor is superposed with the central axis of the stator, the heat dissipation impeller is fixedly connected on the rotor, the centrifugal impellers are provided with two groups, the two groups of centrifugal impellers are respectively and fixedly connected with the two ends of the rotor, the two groups of centrifugal impellers are respectively arranged in the two groups of air inlets, the two groups of centrifugal impellers are opposite in rotating direction, the two groups of volutes are arranged, and the two groups of volutes are respectively communicated with the two groups of air inlets.
2. The twin-volute air-suspending centrifugal blower structure of claim 1, wherein the heat dissipating impeller is disposed on a side near the heat dissipating air outlet.
3. The twin-volute air-suspending centrifugal blower structure of claim 1, wherein a dust screen is disposed outside the heat-dissipating air inlet, and the dust screen is a metal screen.
4. The dual-volute air-suspending centrifugal blower structure of claim 3, wherein two sets of clamping plates are fixedly connected to the casing, the clamping plates are in an L-shaped structure, the two sets of clamping plates are respectively disposed at two sides of the heat dissipation air outlet, and the dust screen is fixedly clamped between the two sets of clamping plates.
5. The twin-volute air-suspending centrifugal blower structure of claim 4, wherein a screw knob is rotatably screwed on one side of the clamping plate, and one end of the screw knob is pressed against and fixed to the dust screen.
6. The twin-volute air-suspending centrifugal blower structure of claim 1 wherein the underside of the housing is fixedly connected with a connection plate, the connection plate being fixedly connected with the support frame.
7. The dual-volute air-suspending centrifugal blower structure of claim 1, wherein the heat dissipating air inlets are formed in two sets, the two sets of heat dissipating air inlets are located at one side of the casing, the two sets of heat dissipating air outlets are formed in two sets, and the two sets of heat dissipating air outlets are located at the other side of the casing.
8. The twin-volute air-suspending centrifugal blower structure of claim 1, wherein the mounting holes are kidney-shaped holes, and at least four sets of the mounting holes are provided.
9. The dual-volute air-suspending centrifugal blower structure of claim 1, wherein a cushion block is fixedly connected to the underside of the base, and the cushion block is an elastic rubber block.
10. The twin-volute air-suspending centrifugal blower structure of claim 1 wherein the housing has grooves formed in the outer surface thereof, the grooves being equally spaced around the outer surface of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021598570.2U CN213088291U (en) | 2020-08-04 | 2020-08-04 | Double-volute air suspension centrifugal blower structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021598570.2U CN213088291U (en) | 2020-08-04 | 2020-08-04 | Double-volute air suspension centrifugal blower structure |
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| Publication Number | Publication Date |
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| CN213088291U true CN213088291U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021598570.2U Active CN213088291U (en) | 2020-08-04 | 2020-08-04 | Double-volute air suspension centrifugal blower structure |
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- 2020-08-04 CN CN202021598570.2U patent/CN213088291U/en active Active
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