CN205896314U - Seal chamber emergency valve - Google Patents
Seal chamber emergency valve Download PDFInfo
- Publication number
- CN205896314U CN205896314U CN201620763275.5U CN201620763275U CN205896314U CN 205896314 U CN205896314 U CN 205896314U CN 201620763275 U CN201620763275 U CN 201620763275U CN 205896314 U CN205896314 U CN 205896314U
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- Prior art keywords
- valve
- emergency valve
- emergency
- emergent
- seal cavity
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Abstract
The utility model provides a seal chamber emergency valve, including emergency valve body, emergency valve valve, movement spindle and emergent pull ring, movement spindle one end is fixed in the center of emergency valve valve, the other end pass the emergency valve body the middle part and with emergent pull ring fixed mutually, the relative emergency valve body of emergency valve valve reciprocates, when emergency valve valve one side atmospheric pressure is less than opposite side atmospheric pressure, the automatic switch -on that descends of emergency valve valve, when the atmospheric pressure state was opposite, the emergency valve valve upwards sticis and completely cuts off emergency valve valve both sides. This novel adoption emergency valve carries out self -interacting to excessive pressure and undervoltage condition: when seal chamber's atmospheric pressure was higher than the atmospheric pressure of automatic blow off valve valve air relief door settlement, the automatic blow off valve valve air relief door can automatic gassing come steady pressure. And under the circumstances of power failure or other special accidents, the mechanical characteristic who uses emergency valve can prevent effectively that the interior personnel's emergence circumstances of suffocating of seal chamber from taking place.
Description
Technical field
This utility model belongs to seal member field, is related to a kind of emergency valve carrying out safety self regulation.
Background technology
The human body moment is required for being in the space of certain condition and living environment, a lot of in emergency circumstances, in order to
Ensure the life security of people, lifesaving appliance is necessary.In lifesaving appliance, the equipment for completely cutting off outside adverse circumstances is outstanding
It is important, such as oxygen cabin.For currently have sealing requirements nacelle using it is impossible to by extensive popularization and application, be primarily due to
Current seal cavity volume is big, complex structure, price are high, and safety is not high, needs to have the personnel of Professional knowledge
Can be operated.In the case that especially internally air pressure is relatively low, the common standby valve that above-mentioned seal cavity adopts, lead to
Enter and need the long period during gas, or need larger pressure difference to be just enough to form quick-make, this has for the human body
Potential safety hazard.And existing emergency valve is not directed to seal cavity and uses, and is all more general emergency valve, for inside and outside
During pressure change, general emergency valve does not actively carry out assisting the function of opening and closing.
Content of the invention
The technical problems to be solved in the utility model is to provide a kind of to improve in cavity the safety of external seal and just
In the effectively urgent emergency valve using.
A kind of seal cavity emergency valve described in the utility model, including emergent valve body and emergency valve valve, it also wraps
Include mobile screw and emergent draw ring, described emergent valve body is located at outside seal cavity, and described mobile screw one end is fixed on should
The center of anxious valve valve, the other end passes through the middle part of emergent valve body to fix with described emergent draw ring phase, emergency valve valve
Relative emergency valve body moves up and down, when emergency valve valve side air pressure is less than opposite side air pressure, under emergency valve valve is automatic
Fall connects the both sides of emergency valve valve, and when emergency valve valve side air pressure is higher than opposite side air pressure, emergency valve valve is to tightening
Emergency valve body bottom portion is pressed to completely cut off the both sides of emergency valve valve.
Further describe as to a kind of above-mentioned seal cavity emergency valve, described emergency valve valve is located at seal cavity
Medial surface.
Further describe as to a kind of above-mentioned seal cavity emergency valve, described mobile screw end is provided with groove,
Emergent draw ring passes through described groove to interfix with mobile screw.
Further describe as to a kind of above-mentioned seal cavity emergency valve, the edge of described emergency valve valve is taper
Step, the center of this type conical bench and emergency valve body bottom portion is bonded to each other and form sealing structure.
Further describe as to a kind of above-mentioned seal cavity emergency valve, also include plastic feet and axle sleeve, described
Plastic feet and axle sleeve are fixed in seal cavity, and described emergency valve bodies top is provided with multiple through holes, connect emergency valve
Body inside and outside, be provided with back-moving spring between described emergent valve body and emergency valve valve.
The beneficial effects of the utility model are: carry out self-regulation using emergency valve to overvoltage and under-voltage condition, and pass through
Spring energy-storage carries out auxiliary adjustment, can be effectively increased degree easy to use.When the air pressure of cavity is higher than that automatic air release valve sets
During air pressure, automatic air release valve meeting automatic deflation, carrys out the pressure in stabilizing cabin, prevents nacelle from explosion, or human body is in
Uncomfortable situation and occurs in high pressure.And have a power failure or other special unexpected in the case of, the mechanical property of application emergency valve can
Effectively to prevent the asphyxiant situation of personnel in seal cavity.
Brief description
Fig. 1 is overall structure figure of the present utility model；
Fig. 2 is the profile of emergency valve.
Specific embodiment
With reference to Fig. 1-2, a kind of seal cavity emergency valve described in the utility model, including emergent valve body 1 and emergency valve
Valve 2, it also includes mobile screw 3 and emergent draw ring 4, and described emergent valve body 1 is located at outside seal cavity, described mobile spiral shell
The center of emergency valve valve 2 is fixed in bar 3 one end, the other end pass through emergent valve body 1 middle part and with described emergent draw ring 4
Mutually fix, emergency valve valve 2 relative emergency valve body 1 moves up and down, and the both sides of emergency valve valve 2 are divided into the interior of seal cavity
Portion's receiving space and the space outerpace of seal cavity, when emergency valve valve 2 side air pressure is less than opposite side air pressure, emergency valve
Valve 2 declines inner accepting space and the space outerpace connecting emergency valve valve 2 both sides automatically, when emergency valve valve 2 side
When air pressure is higher than opposite side air pressure, emergency valve valve 2 presses emergent valve body 1 bottom upwards and separates emergency valve valve 2 both sides
Space.The seal cavity that this emergency valve is applied can be oxygen cabin, or other lifesaving appliances, mainly in order to provide human body to give birth to
In the air feed equipment of life safety.Taking oxygen cabin as a example illustrate below: when the air pressure in seal cavity declines, in the work of gravity
With under, emergency valve valve 2 will decline automatically, out of my cabin by the air inlet of emergent valve body 1, enters in seal cavity, from
And keep consistent with extraneous pressure in cabin, meanwhile, this mechanical property can have a power failure or other special unexpectedly in the case of, prevent
In seal cavity, personnel are ignorant and and asphyxiant situation occurs.
Further describe as to a kind of above-mentioned seal cavity emergency valve, described emergency valve valve 2 is located at annular seal space
The medial surface of body.
Further describe as to a kind of above-mentioned seal cavity emergency valve, described mobile screw 3 end is provided with groove
5, emergent draw ring 4 passes through described groove 5 to interfix with mobile screw 3.Convenient by emergent draw ring 4 is arranged, effectively
During to needing artificial use emergency valve, can directly open or close.
Further describe as to a kind of above-mentioned seal cavity emergency valve, the edge of described emergency valve valve 2 is cone
Shape step, the center of this type conical bench and emergent valve body 1 bottom is bonded to each other and form sealing structure, gas can be effectively increased
Close performance.
Further describe as to a kind of above-mentioned seal cavity emergency valve, also include plastic feet 12 and axle sleeve 13,
Described plastic feet 12 and axle sleeve 13 are fixed in seal cavity, and described emergent valve body 1 top is provided with multiple through holes 14,
To connect inside and the outside of emergent valve body 1, between described emergent valve body 1 and emergency valve valve 2, it is provided with back-moving spring
15.During connecting interior or exterior space, the pressure of back-moving spring 15 deposit in emergency valve can be equipped with mobile screw 3, emergency valve
The gravity of valve 2 acts on downwards jointly, thus effectively opening emergency valve valve 2.
As people fall asleep in seal cavity occur have a power failure accident when, because the sealing of seal cavity is very good, under air pressure
Fall is slower.Air pressure because being not up to automatic air release valve requires, so automatic air release valve will not start venting function.And adopt
If manual modulation valve, need to unscrew manually and just can be exitted, people is in a sleep state it is impossible to that is exitted manually is dynamic
Make, so this two devices are invalid, occur in seal cavity during this situation cannot self judgment, people is easy to life danger
Danger.Use when it is preferable that, seal cavity inflation during, the finger of people pins emergency valve valve 2, continue 2-3
Can loose one's grip after emergency valve is in sealing state after minute and automatically be closed.
The above not imposes any restrictions to technical scope of the present utility model, all foundation this utility model technical spirit
Any modification, equivalent variations and the modification that above embodiment is made, all still falls within the scope of technical solutions of the utility model
Interior.
Claims (5)
1. a kind of seal cavity emergency valve, including emergent valve body and emergency valve valve it is characterised in that: also include mobile screw
With emergent draw ring, outside seal cavity, emergency valve valve is fixed in described mobile screw one end to described emergent valve body
Center, the other end passes through the middle part of emergent valve body to fix with described emergent draw ring phase, emergency valve valve relative emergency valve
Body moves up and down, and when emergency valve valve side air pressure is less than opposite side air pressure, it is emergent that emergency valve valve declines connection automatically
The both sides of valve valve, when emergency valve valve side air pressure is higher than opposite side air pressure, emergency valve valve presses emergency valve originally upwards
Body bottom and completely cut off the both sides of emergency valve valve.
2. a kind of seal cavity emergency valve according to claim 1 it is characterised in that: described emergency valve valve be located at close
The medial surface of envelope cavity.
3. a kind of seal cavity emergency valve according to claim 1 it is characterised in that: described mobile screw end is provided with
Groove, emergent draw ring passes through described groove to interfix with mobile screw.
4. a kind of seal cavity emergency valve according to claim 1 it is characterised in that: the edge of described emergency valve valve
For type conical bench, this type conical bench is bonded to each other with the center of emergency valve body bottom portion and form sealing structure.
5. a kind of seal cavity emergency valve according to claim 1 it is characterised in that: also include plastic feet and axle
Set, described plastic feet and axle sleeve are fixed in seal cavity, and described emergency valve bodies top is provided with multiple through holes, connect
Emergent valve body inside and outside, be provided with back-moving spring between described emergent valve body and emergency valve valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620763275.5U CN205896314U (en) | 2016-07-20 | 2016-07-20 | Seal chamber emergency valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620763275.5U CN205896314U (en) | 2016-07-20 | 2016-07-20 | Seal chamber emergency valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205896314U true CN205896314U (en) | 2017-01-18 |
Family
ID=57772956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620763275.5U Active CN205896314U (en) | 2016-07-20 | 2016-07-20 | Seal chamber emergency valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205896314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679275A (en) * | 2018-05-07 | 2018-10-19 | 珠海市优氧健康产业有限公司 | Oxygen chamber safety valve |
-
2016
- 2016-07-20 CN CN201620763275.5U patent/CN205896314U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679275A (en) * | 2018-05-07 | 2018-10-19 | 珠海市优氧健康产业有限公司 | Oxygen chamber safety valve |
| CN108679275B (en) * | 2018-05-07 | 2019-11-15 | 珠海市优氧健康产业有限公司 | Oxygen chamber safety 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 |
Effective date of registration: 20200311 Address after: 603-9, floor 6, building 6, yard 54, Shijingshan Road, Shijingshan District, Beijing 100043 Patentee after: Good sleep (Beijing) Technology Co.,Ltd. Address before: 415 card, 4 / F, south wing, data trade building, No. 6, Xiangxing Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN YUANQI HEALTH MANAGEMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210207 Address after: 100045 Room 301, 3rd floor, building 52, Sanlihe 3rd District, Xicheng District, Beijing Patentee after: Shenzhou Aerospace (Beijing) Technology Co.,Ltd. Address before: 100043 603-9, 6th floor, building 6, yard 54, Shijingshan Road, Shijingshan District, Beijing Patentee before: Good sleep (Beijing) Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230801 Granted publication date: 20170118 |
|
| PP01 | Preservation of patent right |