CN204083370U - A kind of vacuum nitrogen valve - Google Patents
A kind of vacuum nitrogen valve Download PDFInfo
- Publication number
- CN204083370U CN204083370U CN201420397357.3U CN201420397357U CN204083370U CN 204083370 U CN204083370 U CN 204083370U CN 201420397357 U CN201420397357 U CN 201420397357U CN 204083370 U CN204083370 U CN 204083370U
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- China
- Prior art keywords
- exocoel
- cylinder
- interface
- communicated
- valve body
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- Expired - Fee Related
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- Vacuum Packaging (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model provides a kind of vacuum nitrogen valve, it comprises: valve body, described valve body has inner chamber, described valve body is provided with the first interface, the first exocoel and the second exocoel that are communicated with inner bag, described first exocoel, the second exocoel are respectively by through hole and inner space, described first interface and inner space, described first outer cavity wall is provided with the second interface be communicated with nitrogen device, and described second outer cavity wall is provided with the 3rd interface be communicated with vacuum pump.The utility model can be communicated with inner bag, nitrogen device and vacuum pump simultaneously, is communicated with oven inner container by first interface, the second orifice nitrogen device, 3rd orifice vacuum pump, structure and Placement are simply, easy for installation, volume is little, good sealing effect, has saved cost.
Description
Technical field
The utility model relates to a kind of vacuum nitrogen valve.
Background technique
Current vacuum oven on the market needs the conversion carrying out vacuum and nitrogen in oven inner container, often vacuum interface and nitrogen interface are set in inner bag, and valve body is connected separately on each interface, this valve body connection mode is comparatively complicated, take up room large, multiple valve body causes cost higher, and sealing effect is comparatively undesirable.
Model utility content
The purpose of this utility model is the defect overcoming prior art, provides a kind of vacuum nitrogen valve, and its structure is simple, and easy for installation, volume is little, good sealing effect, has saved cost.
The utility model is achieved in that a kind of vacuum nitrogen valve, and it comprises:
Valve body, described valve body has inner chamber, described valve body is provided with the first interface, the first exocoel and the second exocoel that are communicated with inner bag, described first exocoel, the second exocoel are respectively by through hole and inner space, described first interface and inner space, described first outer cavity wall is provided with the second interface be communicated with nitrogen device, and described second outer cavity wall is provided with the 3rd interface be communicated with vacuum pump.
Further, also comprise the first cylinder, the second cylinder, described first cylinder, the second cylinder fit in valve outer wall, described first cylinder is connected with the first exocoel, described second cylinder is connected with the second exocoel, described first cylinder, the second cylinder are connected to piston, and described piston is movably set in the first exocoel and in the second exocoel respectively, and when described first cylinder, the second cylinder operation, described piston overlays respectively bottom described first exocoel and bottom the second exocoel.
Further, described first exocoel and the second exocoel outer are respectively arranged with groove, are provided with seal ring in described groove, and described first cylinder, the second cylinder are connected to described seal ring respectively.
Further, described piston base is provided with sealing gasket, and when described first cylinder, the second cylinder operation, described sealing gasket overlays respectively bottom described first exocoel and bottom the second exocoel.
Further, described valve body is also provided with the 4th interface be communicated with vacuum detection instrument, described 4th interface and inner space.
The beneficial effect of a kind of vacuum nitrogen valve of the utility model is: the utility model can be communicated with inner bag, nitrogen device and vacuum pump simultaneously, oven inner container is communicated with by first interface, second orifice nitrogen device, 3rd orifice vacuum pump, simply, easy for installation, volume is little for structure and Placement, good sealing effect, has saved cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the stereogram of a kind of vacuum nitrogen valve of the utility model embodiment;
Fig. 2 is the main perspective view of the valve body of a kind of vacuum nitrogen of the utility model embodiment valve;
Fig. 3 is the three-dimensional exploded view of a kind of vacuum nitrogen valve of the utility model embodiment.
Reference character:
Valve body 1; Inner chamber 11; First exocoel 12; Second interface 121; Second exocoel 13; 3rd interface 131; First interface 14; Through hole 15; 4th interface 16; Groove 17; Seal ring 18;
First cylinder 2; Second cylinder 3; Piston 4; Sealing gasket 5.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, Figure 2 and Figure 3, a kind of mode of execution of a kind of vacuum nitrogen of the utility model valve, comprising:
Valve body 1, described valve body 1 has inner chamber 11, described valve body 1 is provided with first interface 14, first exocoel 12 and the second exocoel 13 that are communicated with inner bag, described first exocoel 12, second exocoel 13 is communicated with inner chamber 11 respectively by through hole 15, described first interface 14 is communicated with inner chamber 11, described first exocoel 12 inwall is provided with the second interface 121 be communicated with nitrogen device, and described second exocoel 13 inwall is provided with the 3rd interface 131 be communicated with vacuum pump.
Further, also comprise the first cylinder 2, second cylinder 3, described first cylinder 2 is connected with the first exocoel 12, described first cylinder 2, second cylinder 3 fits in valve body 1 outer wall, described second cylinder 3 is connected with the second exocoel 13, described first cylinder 2, second cylinder 3 is fixedly connected with piston 4 respectively, described piston 4 is movably set in the first exocoel 12 and in the second exocoel 13 respectively, and when described first cylinder 2, second cylinder 3 works, described piston 4 overlays respectively bottom described first exocoel 12 and bottom the second exocoel 13.
Further, described first exocoel 12 and the second exocoel 13 outer are respectively arranged with groove 17, are provided with seal ring 18 in described groove 17, and described first cylinder 2, second cylinder 3 is connected to described seal ring 18 respectively.
Further, be provided with sealing gasket 5 bottom described piston 4, when described first cylinder 2, second cylinder 3 works, described sealing gasket 5 overlays respectively bottom described first exocoel 12 and bottom the second exocoel 13.
Further, described valve body 1 is also provided with the 4th interface 16 be communicated with vacuum detection instrument, and described 4th interface 16 is communicated with inner chamber 11.
During use, be communicated with by the first interface 14 of valve body 1 with inner bag, the second interface 121 is communicated with nitrogen device, and the 3rd interface 131 is communicated with vacuum pump, avoids and installs multiple valve, and valve body 1 structure and Placement are simply, and easy for installation, volume is little, has saved cost.
During utility model works, when needing toward inner bag input nitrogen, first cylinder 2 works, in first exocoel, the piston 4 of 12 is return, and the second interface 121 is opened, simultaneously, second cylinder 3 works, piston 4 in second exocoel 13 advances, and overlays to the second exocoel 13, and the through hole 15 of the second exocoel 13 is closed, particularly, sealing gasket 5 bottom piston 4 is silicagel pad, makes the seal of piston 4 better, now, nitrogen passes through the second interface 121 through the first exocoel 12, enter into inner chamber 11, and enter into inner bag through first interface 14, complete the input of nitrogen.
When needing inner bag to be evacuated, the second cylinder 3 works, and the piston 4 in the second exocoel 13 is return, 3rd interface 131 is opened, meanwhile, the first cylinder 2 works, and the piston 4 in the first exocoel 12 advances, overlay to the first exocoel 12, the through hole 15 of the first exocoel 12 is closed, and now, vacuum pump is connected with valve body 1 by the 3rd interface 131, and by first interface 14, the gas in inner bag is extracted out, make inner bag inside form vacuum.
Seal ring 18 makes the first cylinder 2, second cylinder 3 tightr with the connection of valve body 1, makes seal better.
Preferably, the 4th interface 16 is communicated with vacuum detection instrument, utilizes degree of vacuum in the detectable inner bag of vacuum detection instrument, can adjust the second interface 121 of valve body 1 and the opening and closing of the 3rd interface 131 in time according to detection event.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a vacuum nitrogen valve, it is characterized in that, comprise: valve body, described valve body has inner chamber, described valve body is provided with the first interface, the first exocoel and the second exocoel that are communicated with inner bag, described first exocoel, the second exocoel respectively by through hole and inner space, described first interface and inner space, described first outer cavity wall is provided with the second interface be communicated with nitrogen device, and described second outer cavity wall is provided with the 3rd interface be communicated with vacuum pump.
2. a kind of vacuum nitrogen valve as claimed in claim 1, it is characterized in that: also comprise the first cylinder, the second cylinder, described first cylinder, the second cylinder fit in valve outer wall, described first cylinder is connected with the first exocoel, described second cylinder is connected with the second exocoel, described first cylinder, the second cylinder are connected to piston, described piston is movably set in the first exocoel and in the second exocoel respectively, and when described first cylinder, the second cylinder operation, described piston overlays respectively bottom described first exocoel and bottom the second exocoel.
3. a kind of vacuum nitrogen valve as claimed in claim 2, is characterized in that: described first exocoel and the second exocoel outer are respectively arranged with groove, are provided with seal ring in described groove, and described first cylinder, the second cylinder are connected to described seal ring respectively.
4. a kind of vacuum nitrogen valve as claimed in claim 3, is characterized in that: described piston base is provided with sealing gasket, and when described first cylinder, the second cylinder operation, described sealing gasket overlays respectively bottom described first exocoel and bottom the second exocoel.
5. a kind of vacuum nitrogen valve as claimed in claim 1, is characterized in that: described valve body is also provided with the 4th interface be communicated with vacuum detection instrument, described 4th interface and inner space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397357.3U CN204083370U (en) | 2014-07-17 | 2014-07-17 | A kind of vacuum nitrogen valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397357.3U CN204083370U (en) | 2014-07-17 | 2014-07-17 | A kind of vacuum nitrogen valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204083370U true CN204083370U (en) | 2015-01-07 |
Family
ID=52176091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420397357.3U Expired - Fee Related CN204083370U (en) | 2014-07-17 | 2014-07-17 | A kind of vacuum nitrogen valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204083370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373024A (en) * | 2018-12-03 | 2019-02-22 | 浙江佑天元包装机械制造有限公司 | Composite vacuum charge valve |
-
2014
- 2014-07-17 CN CN201420397357.3U patent/CN204083370U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373024A (en) * | 2018-12-03 | 2019-02-22 | 浙江佑天元包装机械制造有限公司 | Composite vacuum charge valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190603 Address after: 516000 No. 03, 8th floor, Unit 2, Huamao Building, No. 7 Wenchang Road, Jiangbei, Huizhou City, Guangdong Province Patentee after: Huizhou Zhiyan Da Technology Co., Ltd. Address before: 516001 Building 201, Second Floor, 67 Xihu West Avenue, Huizhou City, Guangdong Province Patentee before: HUIZHOU XIN NENG AUTOMATION EQUIPMENT CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20190717 |