CN216278521U - Transmission part of centrifugal pump - Google Patents
Transmission part of centrifugal pump Download PDFInfo
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- CN216278521U CN216278521U CN202122310281.9U CN202122310281U CN216278521U CN 216278521 U CN216278521 U CN 216278521U CN 202122310281 U CN202122310281 U CN 202122310281U CN 216278521 U CN216278521 U CN 216278521U
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- rotating shaft
- impeller
- shell
- fixedly connected
- fixing ring
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Abstract
The utility model discloses a transmission part of a centrifugal pump, which comprises a first shell, wherein a rotating shaft is arranged in the first shell, one side of the outer surface of the rotating shaft is fixedly connected with a first fixing ring, the other side of the outer surface of the rotating shaft is fixedly connected with a second fixing ring, and the outer surfaces of the first fixing ring and the second fixing ring are fixedly connected with a first sliding block. According to the utility model, the rotating shaft is rotated by the external driving mechanism, the rotating shaft rotates to drive the impeller and the blades to rotate so as to convey liquid, when the rotating shaft and the impeller rotate, the first sliding block slides in the first sliding groove, the first fixing ring and the second fixing ring improve the stability of the rotating shaft, the bearing improves the stability of the rotating shaft, the second sliding block slides in the second sliding groove, the rotation stability of the impeller and the blades is improved, the influence of high-temperature liquid on the rotation of the impeller and the blades is reduced, the rotation stability of the rotating shaft and the impeller is improved, and the influence of high-temperature fluid on the impeller is reduced.
Description
Technical Field
The utility model relates to the technical field of centrifugal pumps, in particular to a transmission part of a centrifugal pump.
Background
The centrifugal pump works by utilizing the centrifugal action generated by the rotation of the impeller, is the most widely applied pump, is not only applied to the industrial and agricultural fields of petroleum, chemical engineering, water conservancy and the like, but also applied to the high-tech fields of aviation, ships, nuclear energy and the like.
However, when the existing centrifugal pump conveys high-temperature fluid, the temperature of a rotating shaft is high, so that the impeller is not stable enough, and the conveying stability is influenced.
Therefore, it is necessary to invent a transmission component of a centrifugal pump to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transmission part of a centrifugal pump, which aims to solve the problems that the temperature of a rotating shaft is very high, an impeller rotates unstably and the conveying stability is influenced when the conventional centrifugal pump conveys high-temperature fluid.
In order to achieve the above purpose, the utility model provides the following technical scheme: a transmission part of a centrifugal pump comprises a first shell, wherein a rotating shaft is arranged in the first shell, a first fixing ring is fixedly connected to one side of the outer surface of the rotating shaft, a second fixing ring is fixedly connected to the other side of the outer surface of the rotating shaft, first sliding blocks are fixedly connected to the outer surfaces of the first fixing ring and the second fixing ring, first sliding grooves are formed in two sides of the inner wall of the first shell, the first sliding blocks are connected with the first sliding grooves in a sliding mode, a second shell is arranged on one side of the first shell, a bearing is arranged on the outer surface of the rotating shaft, the rotating shaft is connected with the second shell through the bearing, an impeller is arranged in the second shell, one end of the rotating shaft is fixedly connected with the impeller, blades are fixedly connected to one side of the impeller, a second sliding block is fixedly connected to one side of the impeller and one side of each blade, and second sliding grooves are formed in two sides of the inner wall of the second shell, the second sliding block is connected with the second sliding groove in a sliding mode.
Preferably, a reinforcing ring is fixedly connected to one side of the impeller, and the reinforcing ring is arranged on the outer surface of the rotating shaft.
Preferably, the outer surface of the rotating shaft is provided with a plurality of heat dissipation grooves, and the heat dissipation grooves are distributed on the outer surface of the rotating shaft in an annular array.
Preferably, a third shell is arranged at the top of the first shell, and a motor is fixedly mounted at the top of the inner wall of the third shell.
Preferably, a heat radiation fan is arranged at the bottom of the motor and is fixedly connected with an output shaft of the motor.
Preferably, the bottom of the third shell is fixedly connected with a semiconductor refrigeration piece, and the semiconductor refrigeration piece is arranged inside the first shell.
In the technical scheme, the utility model provides the following technical effects and advantages:
1. the rotating shaft is rotated through the external driving mechanism, the rotating shaft rotates to drive the impeller and the blades to rotate, liquid is conveyed, when the rotating shaft and the impeller rotate, the first sliding block slides in the first sliding groove, the first fixing ring and the second fixing ring improve the stability of the rotating shaft, the bearing improves the stability of the rotating shaft, and the second sliding block slides in the second sliding groove, so that the rotation stability of the impeller and the blades is improved, the influence of high-temperature liquid on the rotation of the impeller and the blades is reduced, the connection stability of the impeller and the rotating shaft is improved through the reinforcing ring, the rotating stability of the rotating shaft and the impeller is improved, the liquid conveying stability is improved, and the influence of high-temperature fluid on the impeller is reduced;
2. through starter motor and semiconductor refrigeration piece, the motor output shaft rotates and drives the radiator fan and rotate, and the semiconductor refrigeration piece produces the low temperature, and radiator fan accelerates air temperature and semiconductor refrigeration piece temperature exchange, is favorable to the axis of rotation cooling, and the axis of rotation cooling is favorable to improving axis of rotation rotational stability with higher speed to the radiating groove.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a perspective view of a rotating shaft of the present invention;
fig. 5 is a schematic view of the connection structure of the impeller and the blades of the present invention.
Description of reference numerals:
1. a first housing; 2. a rotating shaft; 3. a first retaining ring; 4. a second retaining ring; 5. a first slider; 6. a first chute; 7. a second housing; 8. a bearing; 9. an impeller; 10. a blade; 11. a second slider; 12. a second chute; 13. a reinforcement ring; 14. a heat sink; 15. a third housing; 16. a motor; 17. a heat radiation fan; 18. semiconductor refrigeration piece.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides a transmission part of a centrifugal pump as shown in figures 1-5, which comprises a first shell 1, a rotating shaft 2 is arranged in the first shell 1, one side of the outer surface of the rotating shaft 2 is fixedly connected with a first fixing ring 3, the other side of the outer surface of the rotating shaft 2 is fixedly connected with a second fixing ring 4, the outer surfaces of the first fixing ring 3 and the second fixing ring 4 are both fixedly connected with a first sliding block 5, two sides of the inner wall of the first shell 1 are both provided with first sliding grooves 6, the first sliding block 5 is in sliding connection with the first sliding grooves 6, one side of the first shell 1 is provided with a second shell 7, the outer surface of the rotating shaft 2 is provided with a bearing 8, the rotating shaft 2 is connected with the second shell 7 through the bearing 8, an impeller 9 is arranged in the second shell 7, one end of the rotating shaft 2 is fixedly connected with the impeller 9, one side of the impeller 9 is fixedly connected with a blade 10, a second sliding block 11 is fixedly connected with one side of each of the impeller 9 and the blade 10, second sliding grooves 12 are respectively arranged on two sides of the inner wall of the second shell, the second sliding blocks 11 are connected with the second sliding grooves 12 in a sliding manner, in use, the external driving mechanism rotates the rotating shaft 2, the rotating shaft 2 rotates to drive the impeller 9 and the blades 10 to rotate, when the rotating shaft 2 and the impeller 9 rotate, the first sliding block 5 slides in the first sliding chute 6, the first fixing ring 3 and the second fixing ring 4 improve the stability of the rotating shaft 2, the bearing 8 improves the stability of the rotating shaft 2, meanwhile, the second sliding block 11 slides in the second sliding groove 12, so that the rotation stability of the impeller 9 and the blades 10 is improved, the influence of high-temperature liquid on the rotation of the impeller 9 and the blades 10 is reduced, the rotation stability of the rotating shaft 2 and the impeller 9 is improved, the liquid conveying stability is improved, and the influence of high-temperature fluid on the impeller 9 is reduced.
Further, in the above technical solution, a reinforcing ring 13 is fixedly connected to one side of the impeller 9, the reinforcing ring 13 is disposed on the outer surface of the rotating shaft 2, and the reinforcing ring 13 improves the connection stability between the impeller 9 and the rotating shaft 2.
As shown in fig. 1-4: radiating groove 14 has been seted up to 2 surfaces of axis of rotation, radiating groove 14 quantity sets up to a plurality ofly, and is a plurality of 14 annular array of radiating groove distribute at 2 surfaces of axis of rotation, and radiating groove 14 accelerates the cooling of axis of rotation 2, is favorable to improving 2 rotational stability of axis of rotation.
Further, in the above technical solution, a third casing 15 is arranged at the top of the first casing 1, a motor 16 is fixedly installed at the top of the inner wall of the third casing 15, and the motor 16 provides power for the rotation of the heat dissipation fan 17.
Further, in the above technical scheme, a heat dissipation fan 17 is arranged at the bottom of the motor 16, the heat dissipation fan 17 is fixedly connected with an output shaft of the motor 16, the motor 16 is started, and the output shaft of the motor 16 rotates to drive the heat dissipation fan 17 to rotate, so that the rotating shaft 2 is cooled.
Further, in the above technical scheme, the bottom of the third casing 15 is fixedly connected with the semiconductor refrigeration piece 18, the semiconductor refrigeration piece 18 is arranged inside the first casing 1, the semiconductor refrigeration piece 18 is started, and the semiconductor refrigeration piece 18 generates low temperature to cool the device.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, in use, an external driving mechanism enables a rotating shaft 2 to rotate, the rotating shaft 2 rotates to drive a impeller 9 and blades 10 to rotate, and liquid is conveyed, when the rotating shaft 2 and the impeller 9 rotate, a first sliding block 5 slides in a first sliding groove 6, a first fixing ring 3 and a second fixing ring 4 improve the stability of the rotating shaft 2, a bearing 8 improves the stability of the rotating shaft 2, meanwhile, a second sliding block 11 slides in a second sliding groove 12 to improve the rotation stability of the impeller 9 and the blades 10 and reduce the influence of high-temperature liquid on the rotation of the impeller 9 and the blades 10, and a reinforcing ring 13 improves the connection stability of the impeller 9 and the rotating shaft 2;
referring to the attached drawings 1-4 of the specification, when the cooling device is used, the motor 16 and the semiconductor refrigerating sheet 18 are started, the output shaft of the motor 16 rotates to drive the cooling fan 17 to rotate, the semiconductor refrigerating sheet 18 generates low temperature, the cooling fan 17 accelerates the temperature exchange between the air and the semiconductor refrigerating sheet 18, the cooling of the rotating shaft 2 is facilitated, the cooling groove 14 accelerates the cooling of the rotating shaft 2, and the rotation stability of the rotating shaft 2 is facilitated to be improved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (6)
1. Transmission part of a centrifugal pump, comprising a first casing (1), characterized in that: the improved structure of the impeller is characterized in that a rotating shaft (2) is arranged in the first shell (1), one side of the outer surface of the rotating shaft (2) is fixedly connected with a first fixing ring (3), the other side of the outer surface of the rotating shaft (2) is fixedly connected with a second fixing ring (4), the outer surfaces of the first fixing ring (3) and the second fixing ring (4) are fixedly connected with a first sliding block (5), the two sides of the inner wall of the first shell (1) are respectively provided with a first sliding groove (6), the first sliding block (5) is connected with the first sliding grooves (6) in a sliding manner, one side of the first shell (1) is provided with a second shell (7), the outer surface of the rotating shaft (2) is provided with a bearing (8), the rotating shaft (2) is connected with the second shell (7) through the bearing (8), an impeller (9) is arranged in the second shell (7), one end of the rotating shaft (2) is fixedly connected with the impeller (9), impeller (9) one side fixedly connected with blade (10), impeller (9) and the equal fixedly connected with second slider (11) in blade (10) one side, second spout (12) have all been seted up to second shells inner wall both sides, second slider (11) and second spout (12) sliding connection.
2. A drive member for a centrifugal pump according to claim 1, wherein: impeller (9) one side fixedly connected with beaded finish (13), beaded finish (13) sets up in axis of rotation (2) surface.
3. A drive member for a centrifugal pump according to claim 1, wherein: heat dissipation groove (14) have been seted up to axis of rotation (2) surface, heat dissipation groove (14) quantity sets up to a plurality ofly, and is a plurality of heat dissipation groove (14) annular array distributes at axis of rotation (2) surface.
4. A drive member for a centrifugal pump according to claim 1, wherein: a third shell (15) is arranged at the top of the first shell (1), and a motor (16) is fixedly mounted at the top of the inner wall of the third shell (15).
5. A drive member for a centrifugal pump according to claim 4, wherein: the motor is characterized in that a heat dissipation fan (17) is arranged at the bottom of the motor (16), and the heat dissipation fan (17) is fixedly connected with an output shaft of the motor (16).
6. A drive member for a centrifugal pump according to claim 4, wherein: the bottom of the third shell (15) is fixedly connected with a semiconductor refrigeration piece (18), and the semiconductor refrigeration piece (18) is arranged inside the first shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122310281.9U CN216278521U (en) | 2021-09-24 | 2021-09-24 | Transmission part of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122310281.9U CN216278521U (en) | 2021-09-24 | 2021-09-24 | Transmission part of centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216278521U true CN216278521U (en) | 2022-04-12 |
Family
ID=81064765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122310281.9U Active CN216278521U (en) | 2021-09-24 | 2021-09-24 | Transmission part of centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216278521U (en) |
-
2021
- 2021-09-24 CN CN202122310281.9U patent/CN216278521U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215100 floor 2, building 15, No. 777, Yuyang Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Kunsha YuanShin Pump Machinery Co.,Ltd. Address before: 215100 floor 2, building 15, No. 777, Yuyang Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Kunshan Yuanxin pump Machinery Co.,Ltd. |