CN215566625U - Miniature water ring vacuum pump - Google Patents
Miniature water ring vacuum pump Download PDFInfo
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- CN215566625U CN215566625U CN202122210635.2U CN202122210635U CN215566625U CN 215566625 U CN215566625 U CN 215566625U CN 202122210635 U CN202122210635 U CN 202122210635U CN 215566625 U CN215566625 U CN 215566625U
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Abstract
The utility model discloses a miniature water ring vacuum pump, which comprises a pump body, a pump shaft, an impeller and a pump cover, wherein the pump shaft is arranged on the pump body; the pump comprises a pump body, a pump cover, a front distributing plate, a rear distributing plate, a pump shaft, a pump cavity, an impeller, a pump cavity and a pump cover, wherein the front side of the pump body is provided with the front distributing plate, the rear side of the pump body is provided with the rear distributing plate, the pump shaft is arranged on a bearing group located on the front distributing plate and the rear distributing plate, the pump body, the front distributing plate and the rear distributing plate are surrounded to form the pump cavity, the pump cavity is a conical cavity, the impeller is arranged on the pump shaft located in the pump cavity, the front distributing plate is provided with a circulation hole, and the pump cover is connected with the front distributing plate. The volume and the weight of the pump body are reduced, but the water flow speed is improved.
Description
Technical Field
The utility model relates to a vacuum pump, in particular to a miniature water ring type vacuum pump.
Background
The water-ring vacuum pump is a pump which realizes air suction, compression and exhaust by strong volume change of the pump, is widely used due to simple structure and low manufacturing precision, and can be directly connected with a rotating shaft of a motor due to higher rotating speed. At present, the development of a water-ring vacuum pump is towards the direction of small volume and large discharge capacity, and a miniature water-ring vacuum pump is produced at the same time.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a miniature water-ring vacuum pump.
In order to solve the technical problems, the technical scheme adopted by the utility model is a miniature water ring vacuum pump which comprises a pump body, a pump shaft, an impeller and a pump cover;
the pump comprises a pump body, a pump cover, a front distributing plate, a rear distributing plate, a pump shaft, a pump cavity, an impeller, a pump cavity and a pump cover, wherein the front side of the pump body is provided with the front distributing plate, the rear side of the pump body is provided with the rear distributing plate, the pump shaft is arranged on a bearing group located on the front distributing plate and the rear distributing plate, the pump body, the front distributing plate and the rear distributing plate are surrounded to form the pump cavity, the pump cavity is a conical cavity, the impeller is arranged on the pump shaft located in the pump cavity, the front distributing plate is provided with a circulation hole, and the pump cover is connected with the front distributing plate.
Furthermore, the cross section of the pump body is conical, and the diameter of a plate body of a front distributing plate arranged on the front side of the pump body is smaller than that of a plate body of a rear distributing plate arranged on the rear side of the pump body.
Further, the diameter of the impeller is smaller than that of the plate body of the front distribution plate.
Furthermore, an annular sealing ring is arranged at the joint of the pump cover and the front distributing plate, and the pump cover and the front distributing plate are fastened through bolts.
Further, a water inlet and a water outlet are arranged on the pump cover.
Furthermore, static sealing rings are arranged at the connecting positions of the pump shaft and the front distributing plate and the connecting positions of the pump shaft and the rear distributing plate.
Furthermore, one end of the pump shaft penetrates out of the rear distribution plate and is connected with an output shaft of the motor.
The utility model discloses a miniature water-ring vacuum pump, which reduces the volume and the weight of a pump body but improves the flow velocity of water flow compared with the water-ring vacuum pumps of the same type. The utility model has simple structure, is successfully manufactured in a trial mode, and achieves the expected effect through testing various technical indexes.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a pump body; 2. a pump shaft; 3. an impeller; 4. a pump cover; 5. a front distribution plate; 6. a rear distribution plate; 7. a pump chamber; 8. a flow-through hole; 9. an annular seal ring; 10. a bolt; 11. a water inlet; 12. a water outlet; 13. a static seal ring; 14. a bearing set; 15. an electric motor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a micro water-ring vacuum pump specifically includes a pump body 1, a pump shaft 2, an impeller 3, and a pump cover 4; the pump body 1, the front distributing plate 5 and the rear distributing plate 6 are arranged in a surrounding mode to form a pump cavity 7, the key point of the pump body is that the pump cavity 7 is a conical cavity, the diameter of a plate body of the front distributing plate 5 arranged on the front side of the pump body 1 is smaller than that of a plate body of the rear distributing plate 6 arranged on the rear side of the pump body 1, and therefore the cross section of the pump body 1 is conical.
And bearing groups 14 are arranged on the outer sides of the front distribution plate 5 and the rear distribution plate 6, the pump shaft 2 is arranged on the bearing groups 14 of the front distribution plate 5 and the rear distribution plate 6, one end of the pump shaft 2 sequentially penetrates out of the rear distribution plate 6 and the bearing groups 14 outwards and is connected with an output shaft of a motor 15, and the output shaft of the motor 15 drives the pump shaft 2 to rotate in the bearing groups 14. The impeller 3 is arranged on the pump shaft 2 in the pump cavity 7, the output shaft of the motor 15 drives the impeller 3 to rotate, and the diameter of the impeller 3 is smaller than that of the plate body of the front distribution plate 5, so that the impeller does not generate friction with the pump body.
Be provided with circulation hole 8 on preceding break plate 5 for the water conservancy diversion, pump cover 4 is connected with preceding break plate 5, and is specific, and pump cover 4 and preceding break plate 5 pass through bolt 10 fastening, are provided with water inlet 11 and delivery port 12 on the pump cover 4. Wherein, the joint of the pump cover 4 and the front distributing plate 5 is provided with an annular sealing ring 9. Static sealing rings 13 are arranged at the joints of the pump shaft 2 and the front distributing plate 5 and the joints of the pump shaft 2 and the rear distributing plate 6, and the annular sealing rings 9 and the static sealing rings 13 are used for improving the sealing performance.
The working principle of the utility model is as follows: according to the Bernoulli principle of hydrodynamics, the pressure of fluid is related to the flow velocity of the fluid, the larger the flow velocity is, the smaller the pressure is, so that the water flows through the water inlet 11 and enters the pump body 1, negative pressure is generated at the positions close to the pump cover 4 and the front distribution plate 5 and is led out from the water outlet 12, and compared with the water ring vacuum pump of the same type, the volume and the weight of the pump body are reduced, but the flow velocity of the water flow is improved.
Therefore, after the scheme is adopted, the water flow speed control device has the outstanding characteristics of small volume, light weight, improvement of water flow speed and simple structure, and the water flow speed control device is successfully manufactured in a trial mode and achieves expected effects through testing of various technical indexes.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make variations, modifications, additions or substitutions within the technical scope of the present invention.
Claims (7)
1. A miniature water ring vacuum pump which characterized in that: the pump comprises a pump body (1), a pump shaft (2), an impeller (3) and a pump cover (4);
the pump is characterized in that a front distribution plate (5) is arranged on the front side of the pump body (1), a rear distribution plate (6) is arranged on the rear side of the pump body (1), the pump shaft (2) is arranged on a bearing group (14) located in the front distribution plate (5) and the rear distribution plate (6), the pump body (1) and the front distribution plate (5) and the rear distribution plate (6) are surrounded to form a pump cavity (7), the pump cavity (7) is a conical cavity, the impeller (3) is arranged on the pump shaft (2) located in the pump cavity (7), a circulation hole (8) is formed in the front distribution plate (5), and the pump cover (4) is connected with the front distribution plate (5).
2. The micro water-ring vacuum pump as claimed in claim 1, wherein: the cross section of the pump body (1) is conical, and the diameter of a plate body of a front distributing plate (5) arranged on the front side of the pump body (1) is smaller than that of a plate body of a rear distributing plate (6) arranged on the rear side of the pump body (1).
3. The micro water-ring vacuum pump as claimed in claim 2, wherein: the diameter of the impeller (3) is smaller than that of the plate body of the front distribution plate (5).
4. The micro water-ring vacuum pump as claimed in claim 3, wherein: the joint of the pump cover (4) and the front distributing plate (5) is provided with an annular sealing ring (9), and the pump cover (4) and the front distributing plate (5) are fastened through bolts (10).
5. The micro water-ring vacuum pump as claimed in claim 4, wherein: the pump cover (4) is provided with a water inlet (11) and a water outlet (12).
6. The micro water-ring vacuum pump as claimed in claim 5, wherein: and static sealing rings (13) are arranged at the joints of the pump shaft (2) and the front distribution plate (5) and the pump shaft (2) and the rear distribution plate (6).
7. The micro water-ring vacuum pump as claimed in claim 6, wherein: one end of the pump shaft (2) penetrates out of the rear distribution plate (6) and is connected with an output shaft of the motor (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122210635.2U CN215566625U (en) | 2021-09-13 | 2021-09-13 | Miniature water ring vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122210635.2U CN215566625U (en) | 2021-09-13 | 2021-09-13 | Miniature water ring vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566625U true CN215566625U (en) | 2022-01-18 |
Family
ID=79850095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122210635.2U Active CN215566625U (en) | 2021-09-13 | 2021-09-13 | Miniature water ring vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215566625U (en) |
-
2021
- 2021-09-13 CN CN202122210635.2U patent/CN215566625U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230718 Address after: 256600 Binhai Zhen Geng Ju Cun Bei, Zhanhua District, Binzhou City, Shandong Province Patentee after: Shandong Pengxiang Biotechnology Co.,Ltd. Address before: 264200 room 222, No. 186-1, Hexing Road, Yangting Town, Huancui District, Weihai City, Shandong Province Patentee before: Weihai zhongpump Environmental Technology Co.,Ltd. |