CN215488155U

CN215488155U - Helium sealing jig

Info

Publication number: CN215488155U
Application number: CN202122392470.5U
Authority: CN
Inventors: 卫志勇; 田学超; 杨虎
Original assignee: Sichuan Kema Material Technology Co Ltd
Current assignee: Sichuan Kema Material Technology Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-11
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of chemical industry, in particular to a helium sealing jig which comprises a hollow sleeve, wherein one end of the sleeve is provided with a connecting sleeve, and the helium sealing jig is characterized in that: the sleeve with be threaded connection between the adapter sleeve the sleeve with be provided with the annular groove on the axial butt face of adapter sleeve be provided with the sealing washer in the annular groove, the telescopic one end is kept away from to the adapter sleeve is provided with the apron, the apron with be provided with the sealing washer between the adapter sleeve, the one end that the adapter sleeve was kept away from to the apron still is provided with and compresses tightly the cover shell, compress tightly the cover shell with the adapter sleeve is connected, will the apron compresses tightly on the sleeve.

Description

Helium sealing jig

Technical Field

The utility model relates to the technical field of chemical engineering, in particular to a helium sealing jig.

Background

Chemical vapor deposition is a chemical technology, which is a method for generating a thin film by performing a chemical reaction on the surface of a substrate by using one or more gaseous compounds or simple substances containing thin film elements.

The existing nylon jig has the defects that in the actual production process, the sealing ring is not thoroughly sealed, so that liquid medicine is very easily poured into the product during anode operation, the product is unqualified or the premium is caused, the installation is complicated, and the phenomena of air leakage, liquid leakage and the like exist.

Disclosure of Invention

The utility model aims to: the helium sealing jig is provided for the defect that the existing helium sealing jig is not tight in sealing in the using process.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the utility model provides a helium gas seals tool, includes hollow sleeve, telescopic one end is provided with the adapter sleeve, its characterized in that: the sleeve is in threaded connection with the connecting sleeve, an annular groove is formed in the axial butt joint face of the sleeve and the connecting sleeve, a sealing ring is arranged in the annular groove, an cover plate is arranged at one end, away from the sleeve, of the connecting sleeve, a sealing ring is arranged between the cover plate and the connecting sleeve, a pressing sleeve shell is further arranged at one end, away from the connecting sleeve, of the cover plate, the pressing sleeve shell is connected with the connecting sleeve, and the cover plate is pressed on the sleeve

As a preferable technical scheme, the connecting sleeve is also provided with an annular groove, the annular groove on the connecting sleeve is opposite to the annular groove on the sleeve, and the depth of the annular groove on the sleeve is greater than that of the annular groove on the connecting sleeve.

As the preferred technical scheme, the connecting sleeve is in threaded connection with the pressing casing.

As a preferred technical scheme, the compaction sleeve is a hollow cylindrical structure with one open end, and the compaction sleeve covers the cover plate.

As the preferred technical scheme, the middle part of the pressing sleeve is also provided with a notch.

As a preferable technical scheme, the opposite end surfaces of the sleeve and the connecting sleeve are flat and smooth.

Preferably, the sleeve, the connecting sleeve and the pressing casing have the same outer diameter.

As the preferred technical scheme, the cover plate is a sealing plate or a connecting plate with a connecting notch arranged in the middle, and when the cover plate is the sealing plate, the cover plate seals the end part of the sleeve.

Preferably, the diameter of the notch in the cover plate is smaller than the diameter of the notch in the pressing sleeve.

Preferably, the sealing ring is an O-ring.

Compared with the prior art, the utility model has the beneficial effects that:

in the scheme of this application, adopt helicitic texture at sealing washer coupling part, promote the sealed effect of tool body to with the inconvenient problem of sealing washer installation in the traditional tool, especially solved sealed uncontrollable, the adapter sleeve leads to the problem that shifts even drops because of the too big shift of leading to of sleeve internal gas pressure easily, place sealing washer department set up with sealing washer assorted sealing washer groove, further improvement seals the effect, and carry out detachable design and design multiple apron form with the upper portion apron and use for various use scenes.

Description of the drawings:

FIG. 1 is a schematic structural view of a helium sealing jig;

the following are marked in the figure: 1-sleeve, 2-connecting sleeve, 3-pressing sleeve shell, 4-sealing ring and 5-cover plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model as claimed, but is merely representative of some embodiments of the utility model. 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.

It should be noted that the embodiments of the present invention and the features and technical solutions thereof may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and such terms are used for convenience of description and simplification of the description, and do not refer to or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

The first embodiment is as follows: as shown with reference to figure 1 of the drawings,

the helium sealing jig provided by the embodiment comprises a hollow sleeve 1, wherein one end of the sleeve 1 is provided with a connecting sleeve 2, and the helium sealing jig is characterized in that: the sleeve 1 is in threaded connection with the connecting sleeve 2, an annular groove is arranged on the axial abutting surface of the sleeve 1 and the connecting sleeve 2, a sealing ring 4 is arranged in the annular groove, a cover plate 5 is arranged at one end of the connecting sleeve 2 far away from the sleeve 1, a sealing ring is arranged between the cover plate 5 and the connecting sleeve 2, a pressing sleeve shell 3 is also arranged at one end of the cover plate 5 far away from the connecting sleeve 2, the pressing casing 3 is connected with the connecting sleeve 2, the cover plate 5 is pressed on the sleeve 1, the connecting sleeve 2 is additionally arranged and is connected by a thread structure, so that the sealing property can be effectively improved, simultaneously the threaded structure of the connecting sleeve 2 can ensure that the stress of the sealing ring 4 is uniform, so that the sealing ring 4 is prevented from being broken due to the fact that the sealing ring 4 is subjected to excessive pressure at a certain point, and the service life of the sealing ring is further prolonged.

As the preferred technical scheme of this application adapter sleeve 2 also is provided with the annular groove, the annular groove on the adapter sleeve 2 with the annular groove on the sleeve 1 is relative, is located the degree of depth of the annular groove on the sleeve 1 is greater than and is located the degree of depth of the annular groove on the adapter sleeve 2, adapter sleeve 2 with the zonulae occludens of inner wall and outer wall can be realized to recess relative connection on the sleeve 1, ensures can not right in the leakproofness of helium sealing device the wholeness of helium sealing device's inner wall causes the influence.

As the preferred technical scheme of this application, adapter sleeve 2 with compress tightly for threaded connection between the cover 3, in the use adapter sleeve 2 with compress tightly threaded connection between the cover 3 can further improvement compress tightly cover 3's leakproofness.

As the preferred technical scheme of this application, compress tightly cover shell 3 and be the open hollow cylinder form structure of one end, compress tightly cover shell 3 will including apron 5 cladding, compress tightly cover shell 3 with apron 5 forms an overall structure, utilizes in the use compress tightly cover shell 3 with the connection structure of apron 5 can further improvement right sleeve 1's sealed effect.

As the preferred technical scheme of this application, the middle part that compresses tightly cover shell 3 still is provided with the breach, it needs other equipment to connect to compress tightly cover shell 3 when carrying out the positive pole operation the middle part breach that compresses tightly cover shell 3 so that connecting device with helium gas seals tool and connects.

As the preferred technical scheme of this application, sleeve 1 with the relative terminal surface of adapter sleeve 2 levels smoothly, sleeve 1 with the leakproofness must be ensured to the link of adapter sleeve 2, use when sealed 4 ensure sleeve 1 with the smooth improvement that can further of section of adapter sleeve 2 the whole sealed effect of helium sealing jig.

As the preferred technical scheme of this application, sleeve 1, adapter sleeve 2 are the same with compressing tightly the external diameter of cover case 3, add adapter sleeve 2 improves when leakproofness sleeve 1, adapter sleeve 2 and compressing tightly the exterior scene of cover case 3 the same can improve the helium sealing device is whole.

As the preferred technical scheme of this application, apron 5 is the shrouding or is provided with the connecting plate of connecting the breach for the middle part, works as when apron 5 is the shrouding, apron 5 seals this tip of sleeve 1, apron 5 need be connected the combined work with other equipment when carrying out the positive pole operation, will apron 5 relates to and can be time for being provided with the connecting plate of connecting the breach and shrouding shape apron 5 can be selected according to the use scene, ensures can improve when the sealed effect of apron 5 the application scope of apron 5.

As the preferred technical scheme of this application, the diameter of breach is less than on the apron 5 compress tightly the diameter of the breach on the cover 3, the breach adaptation and the connecting device of apron 5, and compress tightly cover 3 need make connecting device smoothly with the breach on the apron 5 is connected.

As the preferred technical scheme of this application, sealing washer 4 is O type sealing washer, the sealing washer adopts O type sealing washer can make the sealing washer takes place deformation under the pressurized state to the area of contact of O type sealing washer is bigger than in the sealing washer of other shapes when taking place deformation, can reduce the pressure that the sealing washer received, further improvement the life expectancy of sealing washer.

The above embodiments are only used for illustrating the utility model and not for limiting the technical solutions described in the utility model, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement of the present invention is made; all such modifications and variations are intended to be included herein within the scope of this disclosure and the appended claims.

Claims

1. The utility model provides a helium gas seals tool, includes hollow sleeve (1), the one end of sleeve (1) is provided with adapter sleeve (2), its characterized in that: sleeve (1) with be threaded connection between adapter sleeve (2) sleeve (1) with be provided with the annular groove on the axial butt face of adapter sleeve (2) be provided with sealing washer (4) in the annular groove, the one end that adapter sleeve (2) was kept away from sleeve (1) is provided with apron (5), apron (5) with be provided with the sealing washer between adapter sleeve (2), the one end that adapter sleeve (2) was kept away from in apron (5) still is provided with and compresses tightly cover shell (3), compress tightly cover shell (3) with adapter sleeve (2) are connected, will apron (5) compress tightly on sleeve (1).

2. The helium sealing jig of claim 1, wherein: the connecting sleeve (2) is also provided with an annular groove, the annular groove on the connecting sleeve (2) is opposite to the annular groove on the sleeve (1), and the depth of the annular groove on the sleeve (1) is greater than that of the annular groove on the connecting sleeve (2).

3. The helium sealing jig of claim 2, wherein: the connecting sleeve (2) is in threaded connection with the pressing casing (3).

4. The helium sealing jig of claim 3, wherein: the pressing sleeve (3) is of a hollow cylindrical structure with one open end, and the pressing sleeve (3) covers the cover plate (5).

5. The helium sealing jig of claim 4, wherein: the middle part of the pressing sleeve shell (3) is also provided with a notch.

6. The helium sealing jig of claim 5, wherein: the opposite end surfaces of the sleeve (1) and the connecting sleeve (2) are flat and smooth.

7. The helium sealing jig of claim 6, wherein: the outer diameters of the sleeve (1), the connecting sleeve (2) and the pressing casing (3) are the same.

8. The helium sealing jig of any one of claims 1-6, wherein: the cover plate (5) is a sealing plate or a connecting plate with a connecting notch arranged in the middle, and when the cover plate (5) is the sealing plate, the cover plate (5) seals the end part of the sleeve (1).

9. The helium sealing jig of claim 8, wherein: the diameter of the gap in the cover plate (5) is smaller than the diameter of the gap in the pressing sleeve (3).

10. The helium sealing jig of claim 6, wherein: the sealing ring (4) is an O-shaped sealing ring.