CN215860811U - Water pump with high lift and ultrahigh cavitation allowance - Google Patents
Water pump with high lift and ultrahigh cavitation allowance Download PDFInfo
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- CN215860811U CN215860811U CN202122356360.3U CN202122356360U CN215860811U CN 215860811 U CN215860811 U CN 215860811U CN 202122356360 U CN202122356360 U CN 202122356360U CN 215860811 U CN215860811 U CN 215860811U
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Abstract
The utility model discloses a high-lift water pump with ultrahigh cavitation allowance, which belongs to the field of water pump structures and comprises a first pump body and a second pump body, wherein the second pump body is integrally formed at the other end of the first pump body, an output pipeline is assembled on the surface of the top of the second pump body, a first support frame is connected to the surface of the first pump body in a key mode, an installation shell is bolted to one side of a protection shell arranged at the end part of the first pump body, the installation shell is fixedly bolted to the surface of one side of the second pump body, a second support frame is connected to the surface of the second pump body in a key mode, a tail cover is assembled at one end of the second pump body, and an output shaft is movably installed at the end part of the tail cover in a matched mode through a bearing. The utility model optimizes the structure of the high-lift water pump, well meets the requirement of cavitation resistance of the gas-containing saturated liquid by arranging the self-suction type first-stage impeller and the front inducer structure, and prolongs the service life of parts.
Description
Technical Field
The utility model relates to the field of water pump structures, in particular to a high-lift water pump with ultrahigh cavitation allowance.
Background
In actual service condition, the condition of gas-liquid mixing often appears, when carrying higher lift, needs higher rotational speed again, aggravates the formation of gas-liquid, and this kind of condition very easily causes the water conservancy of water pump to receive the destruction of cavitation, just so makes and changes this kind of condition, and this patent design is exactly the cavitation performance improvement to high-lift water pump goes on the structural design.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-lift water pump with ultrahigh cavitation allowance, which optimizes the structure of the high-lift water pump, well meets the cavitation resistance requirement of gas-containing saturated liquid by arranging a self-suction type first-stage impeller and a front inducer structure, and prolongs the service life of parts.
The utility model provides the following technical scheme: a water pump with high lift and ultrahigh cavitation allowance comprises a first pump body and a second pump body, wherein the other end of the first pump body is integrally formed with the second pump body, the top surface of the second pump body is assembled with an output pipeline, the surface of the first pump body is in key connection with a first support frame, the surface of one side of the first support frame is in sequential and uniform bolted connection with a protective shell, the protective shell is sleeved on the surface of the first pump body, one side of the protective shell arranged at the end part of the first pump body is in bolted connection with an installation shell, the installation shell is in bolted connection and fixed with the surface of one side of the second pump body, the surface of the second pump body is in key connection with a second support frame, one end of the second pump body is assembled with a tail cover, and the end part of the tail cover is movably installed with an output shaft in a matching mode through a bearing;
the transmission shaft is installed through the shaft coupling cooperation to the one end of output shaft, the other end transmission of transmission shaft is connected with the connecting axle, connecting axle and first order impeller key-type connection, first order impeller sets up the inside at the second pump body, the tip of connecting axle passes first order impeller surface and is connected with the inducer through shaft coupling cooperation transmission.
Preferably, one end surface of the first-stage impeller is sequentially and uniformly provided with balance holes, and the inner wall of the tail cover is provided with a throttling gap.
Preferably, an inner groove is formed in the surface of the protective shell, reinforcing ribs are sequentially and uniformly arranged on the inner groove of the protective shell, and the protective shell is connected in a matched mode through the reinforcing ribs to form an integrated structure.
Preferably, the surface of the first support frame is sequentially and uniformly inserted with a blocking rod, and the other end of the blocking rod is correspondingly bolted to the side surface of the second mounting shell.
Preferably, the protective shell, the blocking rod and the mounting shell are all of an integrated structure made of steel structural materials.
Preferably, the end of the first pump body is sleeved with a first flange, and the end of the output pipeline is sleeved with a second flange.
The utility model has the technical effects and advantages that:
1. the utility model optimizes the structure of the high-lift water pump, well meets the requirement of cavitation resistance of the gas-containing saturated liquid by arranging the self-suction type first-stage impeller and the front inducer structure, and prolongs the service life of parts.
2. The well balanced design and seal structure for the operation reliability of water pump strengthens greatly, has prolonged life, the economic benefits who improves.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a primary impeller and inducer mounting structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the protective shell of the present invention.
Description of reference numerals: 1. a first pump body; 2. a first flange; 3. a first support frame; 4. a protective shell; 41. an inner tank; 42. reinforcing ribs; 5. a gear lever; 6. mounting a shell; 7. a second pump body; 8. a second support frame; 9. a tail cover; 10. an output shaft; 11. an output pipe; 12. a second flange; 13. a first stage impeller; 14. a connecting shaft; 15. a drive shaft; 16. an inducer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
The utility model provides a high-lift water pump with ultrahigh cavitation allowance, which comprises a first pump body 1 and a second pump body 7, wherein the other end of the first pump body 1 is integrally formed with the second pump body 7, the top surface of the second pump body 7 is provided with an output pipeline 11, the surface of the first pump body 1 is in key connection with a first support frame 3, the surface of the first support frame 3 is sequentially and uniformly inserted with a blocking rod 5, the other end of the blocking rod 5 is correspondingly bolted to the side surface of a second mounting shell 6 to play an auxiliary blocking and protecting effect and ensure the integral safety, one side surface of the first support frame 3 is sequentially and uniformly bolted with a protective shell 4, the protective shell 4 is sleeved on the surface of the first pump body 1, one side of the protective shell 4 arranged at the end part of the first pump body 1 is bolted with a mounting shell 6, the mounting shell 6 is fixedly bolted with one side surface of the second pump body 7, the surface of the second pump body 7 is in key connection with a second support frame 8, one end of the second pump body 7 is provided with a tail cover 9, and the end part of the tail cover 9 is movably provided with an output shaft 10 through a bearing and matching.
Wherein the inside internal groove 41 that has seted up of surface of protecting crust 4, and protecting crust 4 evenly is equipped with strengthening rib 42 in proper order in internal groove 41 department, and protecting crust 4 forms the integral structure through strengthening rib 42 cooperation connection. Therefore, a certain auxiliary reinforcing effect is achieved, the overall compression-resistant and impact-resistant effect of the protective shell 4 is improved, and unnecessary damage caused by the influence of external factors on the protective shell is avoided.
The protective shell 4, the stop lever 5 and the mounting shell 6 are all of an integrated structure made of steel structural materials. The integral strength and rigidity can be guaranteed, the integral compression-resistant impact-resistant effect is improved, and the stability of the water pump is ensured. The end of the first pump body 1 is sleeved with a first flange 2, and the end of the output pipeline 11 is sleeved with a second flange 12. The pipe fitting is used for being matched with other pipelines to be assembled, the disassembly and assembly work is easy to carry out, and the whole structure is simple and easy to realize. The equipment adopts a temperature-resistant and cavitation-resistant material, so that the application range and the application field of the water pump are improved, and the water pump can be well applied to a working condition environment with corrosivity at high temperature and high pressure.
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 or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a water pump of high-lift superelevation cavitation surplus, includes first pump body (1) and second pump body (7), its characterized in that: the other end of the first pump body (1) is integrally formed with a second pump body (7), the top surface of the second pump body (7) is provided with an output pipeline (11), the surface of the first pump body (1) is connected with a first support frame (3) in a key way, one side surface of the first support frame (3) is sequentially and uniformly bolted with a protective shell (4), the protective shells (4) are sleeved on the surface of the first pump body (1), one side of the protective shell (4) arranged at the end part of the first pump body (1) is bolted with a mounting shell (6), the mounting shell (6) is bolted and fixed with one side surface of the second pump body (7), the surface of the second pump body (7) is connected with a second supporting frame (8) by a key, a tail cover (9) is assembled at one end of the second pump body (7), and an output shaft (10) is movably mounted at the end part of the tail cover (9) in a matched manner through a bearing;
the one end of output shaft (10) is passed through the shaft coupling cooperation and is installed transmission shaft (15), the other end transmission of transmission shaft (15) is connected with connecting axle (14), connecting axle (14) and first impeller (13) key-type connection, first impeller (13) set up the inside at the second pump body (7), the tip of connecting axle (14) passes first impeller (13) surface and is connected with inducer (16) through shaft coupling cooperation transmission.
2. The water pump of claim 1, wherein the pump comprises: balance holes are sequentially and uniformly formed in the surface of one end of the first-stage impeller (13), and a throttling gap is formed in the inner wall of the tail cover (9).
3. The water pump of claim 1, wherein the pump comprises: the inner groove (41) is formed in the surface of the protective shell (4), the reinforcing ribs (42) are sequentially and uniformly arranged on the protective shell (4) in the inner groove (41), and the protective shell (4) is connected in a matched mode through the reinforcing ribs (42) to form an integrated structure.
4. The water pump of claim 1, wherein the pump comprises: the surface of the first support frame (3) is sequentially and uniformly inserted with a stop lever (5), and the other end of the stop lever (5) is correspondingly bolted to the side surface of the second mounting shell (6).
5. The water pump of claim 4, wherein the pump comprises: the protective shell (4), the stop rod (5) and the mounting shell (6) are all of an integrated structure made of steel structural materials.
6. The water pump of claim 1, wherein the pump comprises: the end part of the first pump body (1) is sleeved with a first flange (2), and the end part of the output pipeline (11) is sleeved with a second flange (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122356360.3U CN215860811U (en) | 2021-09-28 | 2021-09-28 | Water pump with high lift and ultrahigh cavitation allowance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122356360.3U CN215860811U (en) | 2021-09-28 | 2021-09-28 | Water pump with high lift and ultrahigh cavitation allowance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215860811U true CN215860811U (en) | 2022-02-18 |
Family
ID=80261221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122356360.3U Active CN215860811U (en) | 2021-09-28 | 2021-09-28 | Water pump with high lift and ultrahigh cavitation allowance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215860811U (en) |
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2021
- 2021-09-28 CN CN202122356360.3U patent/CN215860811U/en active Active
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