CN214837378U - Centrifugal compressor runner structure - Google Patents
Centrifugal compressor runner structure Download PDFInfo
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- CN214837378U CN214837378U CN202121161867.7U CN202121161867U CN214837378U CN 214837378 U CN214837378 U CN 214837378U CN 202121161867 U CN202121161867 U CN 202121161867U CN 214837378 U CN214837378 U CN 214837378U
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- ring
- flow channel
- centrifugal compressor
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Abstract
The utility model discloses a centrifugal compressor runner structure, including main part, axis of rotation and impeller, the outside of main part is equipped with the runner, and the inside of runner is equipped with solid fixed ring, and one side of solid fixed ring is rotated and is connected with a plurality of dwangs, and water conservancy diversion piece and first gear have been welded respectively at the both ends of dwang, the inside of runner is equipped with the ring gear, ring gear and first gear engagement, one side of runner is equipped with the apron, and one side welding of apron has fixed box, and the inside of fixed box is equipped with step motor, one side inner wall of fixed box rotates and is connected with the transmission shaft, and the welding has first drive gear and second drive gear respectively on the one end of transmission shaft and step motor's the output shaft. The utility model discloses a dwang drives first gear revolve to make the ring gear rotate, the ring gear can drive all first gears and rotate thereupon, thereby make all dwangs drive the water conservancy diversion piece and rotate, adjust its angle, thereby realize reducing the loss to the effective transport of air current.
Description
Technical Field
The utility model relates to a centrifugal compressor runner technical field especially relates to a centrifugal compressor runner structure.
Background
The pressure in the centrifugal compressor is increased by the rotation of the impeller and the diffusion of the diffuser, the impeller works to the gas to increase the pressure and speed of the gas, the transportation of the gas is completed, the gas flows through the impeller along the radial direction and then enters the flow passage of the diffuser for pressurization and deceleration, and the diffuser also plays the role of collecting and leading out the gas.
The air flow impact in the fan flow channel inside the existing centrifugal compressor can cause a great deal of energy loss. When the centrifugal compressor works, the internal fan is directly connected with the diffuser through the impeller, and the angle of the air flow transmitted by the blades of the diffuser and the fan is in a fixed mode, so that improper matching is caused, the transmission efficiency of the air flow is influenced, and the working efficiency of the centrifugal compressor is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a flow passage structure of a centrifugal compressor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a centrifugal compressor runner structure, includes main part, axis of rotation and impeller, the outside of main part is equipped with the runner, and the inside of runner is equipped with solid fixed ring, and solid fixed ring's one side is rotated and is connected with a plurality of dwangs, and water conservancy diversion piece and first gear have been welded respectively at the both ends of dwang, the inside of runner is equipped with the ring gear, ring gear and first gear engagement.
Further, one side of runner is equipped with the apron, and one side welding of apron has fixed box, and the inside of fixed box is equipped with step motor, one side inner wall of fixed box rotates and is connected with the transmission shaft, and it has first drive gear and second drive gear to weld respectively on the one end of transmission shaft and step motor's the output shaft, first drive gear and second drive gear meshing, the one end of transmission shaft with dwang fixed connection.
Furthermore, a coupler is arranged between one end of the transmission shaft and the rotating rod.
Furthermore, the outside welding of runner has a plurality of fixed blocks, the fixed block with first through-hole has all been seted up to one side of apron, and the inside of first through-hole is equipped with fastening bolt.
Furthermore, both sides of the flow deflector are in the shape of blades.
Furthermore, a sealing ring is arranged between the flow channel and the cover plate.
Furthermore, the inner wall of the runner is rotatably connected with a roller, the outer wall of the gear ring is provided with an annular groove, and the roller is located inside the annular groove.
The utility model has the advantages that:
1. by arranging the rotating rod, the first gears and the toothed ring, the rotating rod drives the first gears to rotate, so that the toothed ring rotates, and the toothed ring can drive all the first gears to rotate along with the first gears, so that all the rotating rods drive the flow deflectors to rotate, the angles of the flow deflectors are adjusted, the effective conveying of air flow is realized, and the loss is reduced;
2. by arranging the stepping motor and the transmission shaft, the stepping motor 17 can drive the transmission shaft 13 to rotate, so that the rotating rod 10 rotates to control the rotating angle of the guide vane 11, and the stepping motor 17 can accurately control the rotating angle of the guide vane 11;
3. the two sides of the guide vane are in the shape of the blade, so that air resistance can be reduced, and air circulation is facilitated;
4. by arranging the sealing ring, the sealing ring can effectively prevent air from leaking out and influencing the compression of air;
5. through setting up the gyro wheel, the gyro wheel can provide the location guide effect for the rotation of ring gear to guarantee that the ring gear drives all first gear synchronous rotations, accomplish the global adjustment of water conservancy diversion piece.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a flow passage structure of a centrifugal compressor according to embodiment 1;
fig. 2 is a front view of a fixed ring of a centrifugal compressor flow channel structure according to embodiment 1;
fig. 3 is a front view of a rear view of a retainer ring of a flow passage structure of a centrifugal compressor according to embodiment 1;
fig. 4 is a schematic cross-sectional structural view of a flow passage structure of a centrifugal compressor according to embodiment 2.
In the figure: the device comprises a main body 1, a rotating shaft 2, an impeller 3, a flow channel 4, a fastening bolt 5, a cover plate 6, a fixing ring 7, a toothed ring 8, a first gear 9, a rotating rod 10, a flow deflector 11, a fixing box 12, a transmission shaft 13, a first transmission gear 14, a second transmission gear 15, a stepping motor 16, a coupler 17, a fixing block 18 and a roller 19.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, a centrifugal compressor flow channel structure comprises a main body 1, a rotating shaft 2 and an impeller 3, a flow channel 4 is arranged outside the main body 1, a fixing ring 7 is arranged inside the flow channel 4, one side of the fixing ring 7 is rotatably connected with a plurality of rotating rods 10, a flow deflector 11 and a first gear 9 are respectively welded at two ends of the rotating rods 10, a toothed ring 8 is arranged inside the flow channel 4, the toothed ring 8 is meshed with the first gear 9 to drive the impeller 3 to rotate through the rotating shaft 2, so that air can enter the inside of the flow passage 4, and then the rotating rod 10 rotates, the rotation of the rotating rod 10 drives the first gear 9 to rotate, thereby make ring gear 8 rotate, ring gear 8 can drive all first gears 9 and rotate thereupon to make all dwang 10 drive water conservancy diversion piece 11 and rotate, adjust its angle, thereby realize the effective transport to the air current, reduce the loss.
Wherein, one side of runner 4 is equipped with apron 6, the welding of one side of apron 6 has fixed box 12, the inside of fixed box 12 is equipped with step motor 17, one side inner wall of fixed box 12 rotates and is connected with transmission shaft 13, the welding has first drive gear 14 and second drive gear 15 on the one end of transmission shaft 13 and step motor 17's the output shaft respectively, first drive gear 14 and the meshing of second drive gear 15, the one end and the dwang 10 fixed connection of transmission shaft 13, can drive transmission shaft 13 through step motor 17 and rotate, thereby make dwang 10 rotate, the turned angle of control water conservancy diversion piece 11, step motor 17 can be accurate the turned angle of control water conservancy diversion piece 11.
Wherein, a coupling 17 is arranged between one end of the transmission shaft 13 and the rotating rod 10.
Wherein, the outside welding of runner 4 has a plurality of fixed blocks 18, and first through-hole has all been seted up to fixed block 18 and one side of apron 6, and the inside of first through-hole is equipped with fastening bolt 5, is convenient for fixed apron 6 and runner 4 through fastening bolt 5.
Wherein, the both sides of water conservancy diversion piece 11 all are the cutting edge form, can reduce air resistance, the circulation of the air of being convenient for.
Wherein, be equipped with the sealing washer between runner 4 and apron 6, the sealing washer can effectively avoid the air to leak, influences the compression of air.
The working principle is as follows: the impeller 3 is driven to rotate by the rotating shaft 2, so that air can enter the flow channel 4, the rotating rod 10 is driven to rotate, the first gear 9 is driven to rotate by the rotation of the rotating rod 10, the gear ring 8 is driven to rotate, the gear ring 8 can drive all the first gears 9 to rotate along with the first gears, all the rotating rods 10 drive the flow deflector 11 to rotate, the angle of the flow deflector 11 is adjusted, and therefore effective conveying of air flow is achieved, and loss is reduced;
the transmission shaft 13 can be driven to rotate through the stepping motor 17, so that the rotating rod 10 rotates to control the rotation angle of the guide vane 11, and the stepping motor 17 can accurately control the rotation angle of the guide vane 11;
the two sides of the flow deflector 11 are both in the shape of blades, so that air resistance can be reduced, and air circulation is facilitated;
the sealing ring can effectively avoid air leakage and influence on air compression.
Example 2
Referring to fig. 4, a centrifugal compressor runner structure, this embodiment compares in embodiment 1, and in order to increase the practicality of device, the inner wall rotation of runner 4 is connected with gyro wheel 19, and the annular groove has been seted up to the outer wall of ring gear 8, and gyro wheel 19 is in the inside of annular groove, can provide the location guide effect for the rotation of ring gear 8 through gyro wheel 19 to guarantee that ring gear 8 drives all first gear 9 synchronous rotations, accomplish the global adjustment of water conservancy diversion piece 11.
The working principle is as follows: the impeller 3 is driven to rotate by the rotating shaft 2, so that air can enter the flow channel 4, the rotating rod 10 is driven to rotate, the first gear 9 is driven to rotate by the rotation of the rotating rod 10, the gear ring 8 is driven to rotate, the gear ring 8 can drive all the first gears 9 to rotate along with the first gears, all the rotating rods 10 drive the flow deflector 11 to rotate, the angle of the flow deflector 11 is adjusted, and therefore effective conveying of air flow is achieved, and loss is reduced;
the transmission shaft 13 can be driven to rotate through the stepping motor 17, so that the rotating rod 10 rotates to control the rotation angle of the guide vane 11, and the stepping motor 17 can accurately control the rotation angle of the guide vane 11;
the two sides of the flow deflector 11 are both in the shape of blades, so that air resistance can be reduced, and air circulation is facilitated;
the sealing ring can effectively prevent air from leaking out to influence the compression of air;
the idler wheel 19 can provide positioning and guiding effects for the rotation of the gear ring 8, so that the gear ring 8 is ensured to drive all the first gears 9 to synchronously rotate, and the integral adjustment of the flow deflector 11 is completed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a centrifugal compressor runner structure, includes main part (1), axis of rotation (2) and impeller (3), its characterized in that, the outside of main part (1) is equipped with runner (4), and the inside of runner (4) is equipped with solid fixed ring (7), and one side of solid fixed ring (7) is rotated and is connected with a plurality of dwang (10), and the both ends of dwang (10) are fixedly connected with water conservancy diversion piece (11) and first gear (9) respectively, the inside of runner (4) is equipped with ring gear (8), ring gear (8) and first gear (9) meshing.
2. The flow passage structure of the centrifugal compressor according to claim 1, wherein a cover plate (6) is arranged on one side of the flow passage (4), a fixing box (12) is fixedly connected to one side of the cover plate (6), a stepping motor is arranged inside the fixing box (12), a transmission shaft (13) is rotatably connected to the inner wall of one side of the fixing box (12), a first transmission gear (14) and a second transmission gear (15) are respectively and fixedly connected to one end of the transmission shaft (13) and an output shaft of the stepping motor, the first transmission gear (14) is meshed with the second transmission gear (15), and one end of the transmission shaft (13) is fixedly connected with the rotating rod (10).
3. Flow channel structure for centrifugal compressors according to claim 2, characterised in that a coupling (17) is provided between one end of the transmission shaft (13) and the turning rod (10).
4. The flow channel structure of the centrifugal compressor according to claim 2, wherein a plurality of fixing blocks (18) are fixedly connected to the outside of the flow channel (4), first through holes are formed in the fixing blocks (18) and one side of the cover plate (6), and fastening bolts (5) are arranged in the first through holes.
5. Flow channel structure for centrifugal compressors according to claim 1, characterized in that both sides of the guide vane (11) are knife-edged.
6. Flow channel structure for centrifugal compressors according to claim 2, characterized in that a sealing ring is provided between the flow channel (4) and the cover plate (6).
7. The centrifugal compressor flow channel structure according to any one of claims 1 to 6, wherein the inner wall of the flow channel (4) is rotatably connected with a roller (19), the outer wall of the toothed ring (8) is provided with an annular groove, and the roller (19) is positioned inside the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121161867.7U CN214837378U (en) | 2021-05-27 | 2021-05-27 | Centrifugal compressor runner structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121161867.7U CN214837378U (en) | 2021-05-27 | 2021-05-27 | Centrifugal compressor runner structure |
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| CN214837378U true CN214837378U (en) | 2021-11-23 |
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| CN202121161867.7U Active CN214837378U (en) | 2021-05-27 | 2021-05-27 | Centrifugal compressor runner structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222269A (en) * | 2023-05-10 | 2023-06-06 | 潍坊金健钛设备有限公司 | High-flux heat exchanger for fluid separation |
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2021
- 2021-05-27 CN CN202121161867.7U patent/CN214837378U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222269A (en) * | 2023-05-10 | 2023-06-06 | 潍坊金健钛设备有限公司 | High-flux heat exchanger for fluid separation |
| CN116222269B (en) * | 2023-05-10 | 2023-08-08 | 潍坊金健钛设备有限公司 | High-flux heat exchanger for fluid separation |
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