CN219066755U

CN219066755U - Integrated vacuum cavity

Info

Publication number: CN219066755U
Application number: CN202222911216.6U
Authority: CN
Inventors: 王璐菊; 胡相楠; 吴海荣; 王少勇; 赵德梦
Original assignee: Suzhou Bowei Instrument Technology Co ltd
Current assignee: Suzhou Bowei Instrument Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-05-23
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses an integrated vacuum cavity, which comprises a cavity body, wherein an upper cover is rotatably arranged on one side of the top end of the cavity body, and the other side of the upper cover is fixed with the cavity body through a spring buckle; and a third sealing ring is arranged at the position of the cavity body, which is positioned at the upper cover. According to the utility model, the whole aluminum plate is used for hollowing out corresponding necessary parts, so that the increased risk of air leakage of an external device is very likely to be reduced, meanwhile, the sealing type result design is carried out in multiple steps, the vacuum degree of leakage is prevented by the inner sealing ring and the outer sealing ring, the uniformity of stress is ensured by the lock catch type upper cover, and gap air leakage caused by uneven cover plate can not occur; outer coverThe connection type circuit part adopts a double sealing design, the contact points are filled with sealant, and a sealing cover plate is additionally arranged outside the circuit, so that the vacuum degree can reach 10 under the conventional power consumption ^‑6 Pa。

Description

Integrated vacuum cavity

Technical Field

The utility model relates to the technical field related to mass spectrometers, in particular to an integrated vacuum cavity.

Background

The mass spectrum technology as a high-end analysis instrument is more and more favored, the application field of related equipment is greatly expanded due to the low test lower limit, but the key technology in the mass spectrometer is the vacuum degree problem of a vacuum cavity, the lower the vacuum degree is, the stronger the sensitivity of the instrument performance is, various circuits, gas circuits and mechanical devices are connected in the vacuum cavity in real time, and a high-power suction filtration system is adopted to ensure certain vacuum degree at present, so that the power consumption is high, and meanwhile, noise pollution is caused, and the problem of industry is solved.

Disclosure of Invention

The utility model aims to provide an integrated vacuum cavity to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the integrated vacuum cavity comprises a cavity body, wherein an upper cover is rotatably arranged on one side of the top end of the cavity body, and the other side of the upper cover is fixed with the cavity body through a spring buckle; and a third sealing ring is arranged at the position of the cavity body, which is positioned at the upper cover.

Preferably, the upper surface of the upper cover is provided with a first mounting groove and a second mounting groove, the upper cover is positioned in the first mounting groove and is detachably provided with a first pressing plate, and the upper cover is positioned in the second mounting groove and is detachably provided with a second pressing plate.

Preferably, the upper cover is located in the first mounting groove and is further provided with a first sealing ring, and the upper cover is located in the second mounting groove and is further provided with a second sealing ring.

Preferably, the first pressing plate and the upper cover are fixed through bolts, and the second pressing plate and the upper cover are fixed through bolts.

Compared with the prior art, the utility model has the beneficial effects that: the whole aluminum plate is adopted to empty corresponding necessary parts, the increased risk of air leakage of an external device is very likely to be reduced, meanwhile, multiple sealing type result designs are adopted, the inner sealing ring and the outer sealing ring prevent the vacuum degree from leaking, the lock catch type upper cover ensures the uniformity of stress, and the uneven cover plate cannot appearGap leakage caused by the whole process; the external circuit part of the upper cover adopts double sealing design, the contact point is filled with sealant, and the sealing cover plate is additionally arranged outside the circuit, so that the vacuum degree can reach 10 under the conventional power consumption ^-6 Pa。

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the utility model with the platen removed;

fig. 3 is a schematic view of the structure of the upper cover of the present utility model when opened.

In the figure: 1. a cavity body; 2. a spring buckle; 3. a first platen; 4. an upper cover; 5. a second pressing plate; 6. a first mounting groove; 7. a first seal ring; 8. a second mounting groove; 9. a second seal ring; 10. and a third sealing ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Please refer to1-3, in the embodiment of the utility model, an integrated vacuum cavity comprises a cavity body 1, wherein an upper cover 4 is rotatably arranged on one side of the top end of the cavity body 1, and the other side of the upper cover 4 is fixed with the cavity body 1 through a spring buckle 2; a third sealing ring 10 is arranged at the position of the cavity body 1, which is positioned at the upper cover 4; the upper surface of the upper cover 4 is provided with a first mounting groove 6 and a second mounting groove 8, the upper cover 4 is positioned in the first mounting groove 6 and is detachably provided with a first pressing plate 3, and the upper cover 4 is positioned in the second mounting groove 8 and is detachably provided with a second pressing plate 5; the upper cover 4 is positioned in the first mounting groove 6 and is also provided with a first sealing ring 7, and the upper cover 4 is positioned in the second mounting groove 8 and is also provided with a second sealing ring 9; the first pressing plate 3 and the upper cover 4 are fixed through bolts, and the second pressing plate 5 and the upper cover 4 are fixed through bolts; the whole aluminum plate is adopted to empty corresponding necessary parts, so that the increased risk of air leakage of an external device is very likely to be reduced, meanwhile, the sealing type result design is carried out in multiple steps, the inner sealing ring and the outer sealing ring prevent the vacuum degree from leaking, the lock catch type upper cover ensures the uniformity of stress, and the gap air leakage caused by uneven cover plates can not occur; the external circuit part of the upper cover adopts double sealing design, the contact point is filled with sealant, and the sealing cover plate is additionally arranged outside the circuit, so that the vacuum degree can reach 10 under the conventional power consumption ^-6 Pa。

The working principle of the utility model is as follows: the whole aluminum plate is adopted to empty corresponding necessary parts, so that the increased risk of air leakage of an external device is very likely to be reduced, meanwhile, the sealing type result design is carried out in multiple steps, the inner sealing ring and the outer sealing ring prevent the vacuum degree from leaking, the lock catch type upper cover ensures the uniformity of stress, and the gap air leakage caused by uneven cover plates can not occur; the external circuit part of the upper cover adopts double sealing design, the contact point is filled with sealant, and the sealing cover plate is additionally arranged outside the circuit, so that the vacuum degree can reach 10 under the conventional power consumption ^-6 Pa。

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an integral type vacuum cavity, includes cavity main part (1), its characterized in that: an upper cover (4) is rotatably arranged on one side of the top end of the cavity body (1), and the other side of the upper cover (4) is fixed with the cavity body (1) through a spring buckle (2); the cavity body (1) is provided with a third sealing ring (10) at the upper cover (4).

2. An integrated vacuum chamber as claimed in claim 1, wherein: the upper cover (4) upper surface has seted up first mounting groove (6) and second mounting groove (8), upper cover (4) are located first mounting groove (6) detachable installs first clamp plate (3), upper cover (4) are located second mounting groove (8) detachable installs second clamp plate (5).

3. An integrated vacuum chamber as claimed in claim 2, wherein: the upper cover (4) is located in the first mounting groove (6) and is further provided with a first sealing ring (7), and the upper cover (4) is located in the second mounting groove (8) and is further provided with a second sealing ring (9).

4. An integrated vacuum chamber as claimed in claim 2, wherein: the first pressing plate (3) and the upper cover (4) are fixed through bolts, and the second pressing plate (5) and the upper cover (4) are fixed through bolts.