CN205569549U - New construction positive -pressure oxygen respirator whole mask drainage valve - Google Patents
New construction positive -pressure oxygen respirator whole mask drainage valve Download PDFInfo
- Publication number
- CN205569549U CN205569549U CN201620309301.7U CN201620309301U CN205569549U CN 205569549 U CN205569549 U CN 205569549U CN 201620309301 U CN201620309301 U CN 201620309301U CN 205569549 U CN205569549 U CN 205569549U
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- CN
- China
- Prior art keywords
- drainage valve
- drain valve
- valve seat
- drainage
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides a new construction positive -pressure oxygen respirator whole mask drainage valve, it includes the whole mask, the guard shield, characterized by fixed connection on the whole mask arranges water valve seat, the rear end of arranging water valve seat is fixed with the spring holder of taking the wash port, assemble the spring on the spring holder, the front end fixed connection who arranges water valve seat takes the guard shield of wash port, the front end of arranging water valve seat sets up the drainage valve opening, drainage valve opening lateral group dress check valve piece, equipment drainage valve rod in the drainage valve opening, the sealed pad of the sealed drainage valve opening of equipment on the drainage valve rod, the outer end cartridge of drainage valve rod is in row water valve seat's guiding hole, drainage valve rod rear end coupling spring. The utility model discloses rescue team member's appear chocing potential safety hazard of water is relieved, external gaseous infiltration when the drainage can be prevented, safe and reliable, simple structure, convenient operation.
Description
Technical field
This utility model belongs to the parts of a kind of positive pressure oxygen respirator, particularly a kind of new construction Full facepiece water discharging valve.
Background technology
Oxygen exhales full facepiece mask in use internal hydrops more at present, it is impossible to gets rid of, causes rescue team member water phenomenon of choking occur, cause potential safety hazard, the most urgently provides a kind of new construction Full facepiece water discharging valve, to meet actually used needs.
Utility model content
The purpose of this utility model is to provide a kind of new construction Full facepiece water discharging valve, can get rid of in full facepiece mask and gather substantial amounts of water, it is ensured that team member is not the most choked the hardship of water, uses safety.
The purpose of this utility model is achieved by the following technical solution, it includes full facepiece mask, guard shield, it is characterized in that: fixing connection drain valve seat on full facepiece mask, the rear end of drain valve seat is fixed with the spring base of band osculum, spring is assembled on spring base, the guard shield connecting band osculum is fixed in the front end of drain valve seat, the front end of drain valve seat arranges draining valve opening, non-return valve block is assembled outside draining valve opening, drain valve stem is assembled in draining valve opening, the sealing gasket in sealed drain valve hole is assembled on drain valve stem, the outer end of drain valve stem is inserted in the pilot hole of drain valve seat, drain valve stem rear end connects spring.
Effect of the present utility model is: releases rescue team member and occurs choking the potential safety hazard of water, can prevent the ambient atmos when draining from penetrating into, safe and reliable, simple in construction, convenient operation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is drain valve seat structural representation.
Fig. 3 is the A-A sectional view of Fig. 2.
Detailed description of the invention
See Fig. 1-3, concrete structure is as follows: by hold-down ring 3 and packing ring 9 fixing connection drain valve seat 1 on full facepiece mask 10, the fixing spring base 2 connecting band osculum on the rear end endoporus of drain valve seat 1, spring 4 is assembled on spring base 2, the guard shield 7 connecting band osculum is fixed in the front end of drain valve seat 1, the front end of drain valve seat 1 arranges draining valve opening, non-return valve block 8 is assembled outside draining valve opening, drain valve stem 5 is assembled in draining valve opening, the sealing gasket 6 in sealed drain valve hole is assembled on drain valve stem 5, the outer end of drain valve stem 5 is inserted in the pilot hole of drain valve seat 1, the rear end of drain valve stem 5 connects spring 4.
Method during use: when full facepiece mask internal water accumulation is more, inwardly press drain valve stem 5, make hydrops discharge.
Claims (1)
1. the Full facepiece water discharging valve of a new construction, it includes full facepiece mask, guard shield, it is characterized in that: fixing connection drain valve seat on full facepiece mask, the rear end of drain valve seat is fixed with the spring base of band osculum, spring is assembled on spring base, the guard shield connecting band osculum is fixed in the front end of drain valve seat, the front end of drain valve seat arranges draining valve opening, non-return valve block is assembled outside draining valve opening, drain valve stem is assembled in draining valve opening, the sealing gasket in sealed drain valve hole is assembled on drain valve stem, the outer end of drain valve stem is inserted in the pilot hole of drain valve seat, drain valve stem rear end connects spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309301.7U CN205569549U (en) | 2016-04-14 | 2016-04-14 | New construction positive -pressure oxygen respirator whole mask drainage valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309301.7U CN205569549U (en) | 2016-04-14 | 2016-04-14 | New construction positive -pressure oxygen respirator whole mask drainage valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205569549U true CN205569549U (en) | 2016-09-14 |
Family
ID=56861768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620309301.7U Expired - Fee Related CN205569549U (en) | 2016-04-14 | 2016-04-14 | New construction positive -pressure oxygen respirator whole mask drainage valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205569549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019228432A1 (en) * | 2018-06-01 | 2019-12-05 | 青岛海尔洗衣机有限公司 | Draining sealing valve, washing machine drum and washing machine |
| CN112915416A (en) * | 2021-03-23 | 2021-06-08 | 深圳市俊雅泽商贸有限公司 | Can collect breathing and produce comdenstion water and prevent respirator that drips |
-
2016
- 2016-04-14 CN CN201620309301.7U patent/CN205569549U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019228432A1 (en) * | 2018-06-01 | 2019-12-05 | 青岛海尔洗衣机有限公司 | Draining sealing valve, washing machine drum and washing machine |
| CN112915416A (en) * | 2021-03-23 | 2021-06-08 | 深圳市俊雅泽商贸有限公司 | Can collect breathing and produce comdenstion water and prevent respirator that drips |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20200414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |