CN216241294U - High stability vacuum pump - Google Patents
High stability vacuum pump Download PDFInfo
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- CN216241294U CN216241294U CN202122071568.0U CN202122071568U CN216241294U CN 216241294 U CN216241294 U CN 216241294U CN 202122071568 U CN202122071568 U CN 202122071568U CN 216241294 U CN216241294 U CN 216241294U
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- pump
- rotor
- boss
- vacuum pump
- high stability
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Abstract
The utility model discloses a high-stability vacuum pump which comprises a pump body and a pump cover, wherein a pump cavity is formed in the pump body, a rotor is arranged in the pump cavity, the center of the rotor is connected with a rotating shaft, a sliding sheet is connected to the rotor and positioned in the pump cavity, the sliding sheet is attached to the inner wall of the pump cavity, and a positioning guide structure is arranged between the rotor and the pump cover to improve the stability of the rotor during rotation. Compared with the prior art, the utility model can greatly improve the rotation stability of the rotor by additionally arranging the positioning guide structure, thereby ensuring that the performance of the vacuum pump is not influenced, and the utility model has simple structure and easy realization.
Description
Technical Field
The utility model relates to the technical field of vacuum pumps, in particular to a high-stability vacuum pump.
Background
The sliding vane type vacuum pump mainly comprises a pump body, a rotor, a rotating shaft, a sliding vane and the like, wherein the upper side of the sliding vane is divided into two containing cavities, the left side of the sliding vane is a vacuum cavity, and the containing cavities have larger and larger volumes along with the rotation of the sliding vane, so that the vacuum degree is generated.
The sliding vane vacuum pump in the existing market has poor rotation stability of a rotor in a pump cavity, and further influences the performance of the whole vacuum pump, so that the problem is urgently solved.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a high stability vacuum pump to solve the above problems in the prior art.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a high stability vacuum pump, includes the pump body and pump cover, it has the pump chamber to open on the pump body, be provided with the rotor in the pump chamber, the center of rotor is connected with the pivot, just be connected with the gleitbretter on the rotor, the gleitbretter is located the pump chamber, just the gleitbretter with the laminating of pump chamber inner wall mutually, the rotor with be provided with the stability of location guide structure when improving the rotor rotation between the pump cover.
As a preferable scheme of the present invention, the positioning and guiding structure includes a boss fixed on the rotor, and a groove adapted to the boss is formed in a position of the pump cover corresponding to the boss.
As a preferable aspect of the present invention, the boss and the rotor are of an integral structure.
As a preferable scheme of the utility model, the positioning and guiding structure comprises a boss fixed on the inner side of the pump cover, and the rotor is provided with a groove matched with the boss.
As a preferable scheme of the utility model, the boss and the pump cover are of an integrated structure.
As a preferable scheme of the utility model, the pump cover is connected with the pump body through a fixing bolt, and a sealing ring is arranged between the pump cover and the pump body.
Compared with the prior art, the utility model has the beneficial effects that the positioning guide structure is additionally arranged, so that the rotation stability of the rotor can be greatly improved, the performance of the vacuum pump is not influenced, and the structure is simple and easy to realize.
Drawings
Fig. 1 is a schematic structural view of a high-stability vacuum pump.
In the figure:
1. a pump body; 2. a pump cover; 3. a pump chamber; 4. a rotor; 5. a boss; 6. and (4) a groove.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the embodiments described herein are illustrative only and are not limiting upon the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a high-stability vacuum pump.
In this embodiment, a high stability vacuum pump, including the pump body 1 and pump cover 2, it has pump chamber 3 to open on the pump body 1, be provided with rotor 4 in the pump chamber 3, the center of rotor 4 is connected with the pivot, just be connected with the gleitbretter on the rotor 4, the gleitbretter is located in the pump chamber 3, just the gleitbretter with the 3 inner walls of pump chamber laminate mutually, rotor 4 with be provided with the stability of location guide structure when improving rotor 4 rotation between the pump cover 2.
Specifically, in this embodiment, the positioning and guiding structure includes a boss 5 fixed on the rotor 4, and a groove 6 adapted to the boss 5 is formed on the pump cover 2 at a position corresponding to the boss 5.
Specifically, in this embodiment, the boss 5 and the rotor 4 are an integral structure.
Specifically, in this embodiment, the pump cover 2 is connected to the pump body 1 through a fixing bolt, and the pump cover 2 is provided with a seal ring between the pump body 1.
It should be noted that, although the boss 5 of the positioning and guiding structure is disposed on the rotor 4 in the embodiment, the utility model is not limited thereto, and the boss of the positioning and guiding structure may also be disposed on the pump cover 2, and correspondingly, the groove matched with the boss is disposed on the rotor 4.
Above-mentioned high stability vacuum pump is through addding location guide structure, and then can improve the rotational stability of rotor greatly to guarantee that the performance of vacuum pump is not influenced, simple structure, easily realization.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the utility model, which changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims.
Claims (6)
1. The utility model provides a high stability vacuum pump, includes the pump body and pump cover, it has the pump chamber to open on the pump body, be provided with the rotor in the pump chamber, the center of rotor is connected with the pivot, just be connected with the gleitbretter on the rotor, the gleitbretter is located the pump chamber, just the gleitbretter with the laminating of pump chamber inner wall mutually, its characterized in that: and a positioning guide structure is arranged between the rotor and the pump cover so as to improve the stability of the rotor during rotation.
2. A high stability vacuum pump according to claim 1, wherein: the positioning guide structure comprises a boss fixed on the rotor, and a groove matched with the boss is formed in the position, corresponding to the boss, of the pump cover.
3. A high stability vacuum pump according to claim 2, wherein: the boss and the rotor are of an integrated structure.
4. A high stability vacuum pump according to claim 1, wherein: the positioning and guiding structure comprises a boss fixed on the inner side of the pump cover, and a groove matched with the boss is formed in the rotor.
5. A high stability vacuum pump according to claim 4, wherein: the boss and the pump cover are of an integrated structure.
6. A high stability vacuum pump according to any of claims 1 to 5, wherein: the pump cover passes through fixing bolt with the pump body links to each other, just the pump cover with be provided with the sealing washer between the pump body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122071568.0U CN216241294U (en) | 2021-08-30 | 2021-08-30 | High stability vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122071568.0U CN216241294U (en) | 2021-08-30 | 2021-08-30 | High stability vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216241294U true CN216241294U (en) | 2022-04-08 |
Family
ID=80982293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122071568.0U Active CN216241294U (en) | 2021-08-30 | 2021-08-30 | High stability vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216241294U (en) |
-
2021
- 2021-08-30 CN CN202122071568.0U patent/CN216241294U/en active Active
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