CN206439443U - A kind of ship high-speed ventilation valve - Google Patents
A kind of ship high-speed ventilation valve Download PDFInfo
- Publication number
- CN206439443U CN206439443U CN201720079912.1U CN201720079912U CN206439443U CN 206439443 U CN206439443 U CN 206439443U CN 201720079912 U CN201720079912 U CN 201720079912U CN 206439443 U CN206439443 U CN 206439443U
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- piston
- spring
- valve body
- hole
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Abstract
The utility model discloses a kind of ship high-speed ventilation valve, including valve body, the valve body is hollow structure, the both sides of the valve body are arranged with first through hole, piston is movably equipped with the valve body, the piston is concave structure, the bottom of the piston is arranged with the second through hole, negative-pressure balancing device is arranged with the piston, and negative-pressure balancing device is connected with the second through hole, the both sides of the piston are arranged with third through-hole, the side of the piston is connected with the first spring, and first side of the spring away from piston be provided with regulating bolt, the regulating bolt is extended to outside valve body, the one end of the piston away from the first spring is provided with spacing ring, and spacing ring is extended to outside valve body, the one end of the spacing ring away from piston is connected with shut-off valve.The utility model effectively mitigates pressure in cabin, it is to avoid flat phenomenon is inhaled caused by temples hypotony, and either high pressure or low pressure all have good protective effect.
Description
Technical field
The utility model is related to shipping industry technical field, more particularly to a kind of ship high-speed ventilation valve.
Background technology
High speed ventilation valve for ship is the special equipment of ship fire safety, and it is each mounted in oil carrier or chemical tanker
The top of individual cargo tank, for discharging transport and the mistake high pressure or too low triggered in storage process due to temperature change in freight house
The phenomenon of blast or container destruction caused by pressure.
Traditional high speed ventilation valve for ship is typically just used as single, typically only possesses the effect of deflation, low
Do not have during pressure and be difficult to recover after good protective effect, and deflation, cause gas persistently to be revealed, so as to cause to waste and dirty
Dye.
Utility model content
The purpose of this utility model is and a kind of ship high speed proposed in order to solve shortcoming present in prior art
Vent valve.
To achieve these goals, the utility model employs following technical scheme：
A kind of ship high-speed ventilation valve, including valve body, the valve body are hollow structure, and the both sides of the valve body are symmetrically set
Have and piston is movably equipped with first through hole, the valve body, the piston is concave structure, the bottom of the piston is arranged with the
Negative-pressure balancing device is arranged with two through holes, the piston, and negative-pressure balancing device is connected with the second through hole, the piston
Both sides be arranged with third through-hole, the side of the piston is connected with the first spring, and side of first spring away from piston
Provided with regulating bolt, the regulating bolt is extended to outside valve body, and the one end of the piston away from the first spring is provided with spacing ring, and
Spacing ring is extended to outside valve body, and the one end of the spacing ring away from piston is connected with shut-off valve.
It is preferred that, the negative-pressure balancing device includes being movably equipped with A-frame, the triangle branch in sleeve pipe, described sleeve pipe
The side of frame is provided with second spring, and the one end of the second spring away from A-frame is connected with steel ball, and steel ball is located at spacing
On ring.
It is preferred that, the regulating bolt is provided with skid resistant course.
It is preferred that, first spring and second spring are that identical material manufacture is formed.
It is preferred that, the radius of the first through hole is more than the radius of third through-hole.
It is preferred that, the A-frame is provided with mounting blocks close to the side of second spring, and second spring is located at mounting blocks
On.
Compared with prior art, the beneficial effects of the utility model are：
In the utility model, in use, when room pressure is too high, hyperbar promotes the spring of piston press first, finally
In pressure limit, third through-hole is connected with first through hole, and cabin inner high voltage is discharged, effective to mitigate pressure in cabin, after decompression,
The continuation that set back in the presence of the first spring keeps airtight condition；When in cabin being low pressure, atmospheric pressure is logical by first
In hole, the second through hole, sleeve pipe, steel ball is ejected, so, you can balance internal pressure, it is to avoid temples hypotony and lead
The flat phenomenon of suction of cause, either high pressure or low pressure all have good protective effect.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of ship high-speed ventilation valve sectional view；
Fig. 2 be the utility model proposes a kind of ship high-speed ventilation valve negative-pressure balancing device structural representation；
Fig. 3 be the utility model proposes a kind of ship high-speed ventilation valve A-frame mounting structure schematic diagram.
In figure：1 shut-off valve, 2 valve bodies, 3 negative-pressure balancing devices, 31 steel balls, 32 second springs, 33 A-frames, 34 sleeve pipes,
4 first through hole, 5 second through holes, 6 regulating bolts, 7 first springs, 8 pistons, 9 third through-holes, 10 spacing rings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-3, a kind of ship high-speed ventilation valve, including valve body 2, valve body 2 are hollow structure, the both sides of valve body 2
It is arranged with first through hole 4, valve body 2 and is movably equipped with piston 8, piston 8 is concave structure, the bottom of piston 8 is arranged with the
Negative-pressure balancing device 3 is arranged with two through holes 5, piston 8, and negative-pressure balancing device 3 is connected with the second through hole 5, piston 8
Both sides are arranged with third through-hole 9, and the side of piston 8 is connected with the first spring 7, and the first side of the spring 7 away from piston 8 is set
There is regulating bolt 6, regulating bolt 6 is extended to outside valve body 2, the one end of piston 8 away from the first spring 7 is provided with spacing ring 10, and limit
Position ring 10 is extended to outside valve body 2, and the one end of spacing ring 10 away from piston 8 is connected with shut-off valve 1, and negative-pressure balancing device 3 includes set
A-frame 33 is movably equipped with pipe 34, sleeve pipe 34, the side of A-frame 33 is provided with second spring 32, and second spring 32 is remote
One end of A-frame 33 is connected with steel ball 31, and steel ball 31 is on spacing ring 10, and regulating bolt 6 is provided with skid resistant course, the
One spring 7 and second spring 32 are that identical material manufacture is formed, and the radius of first through hole 4 is more than the radius of third through-hole 9, three
Angle support 33 is provided with mounting blocks close to the side of second spring 32, and second spring 32 is on mounting blocks.
In use, when room pressure is too high, hyperbar promotes piston 8 to extrude the first spring 7, finally in pressure limit
Third through-hole 9 is connected with first through hole 4, and cabin inner high voltage is discharged, effective to mitigate pressure in cabin, after decompression, in the first spring 7
In the presence of set back continuation keep airtight condition；When in cabin being low pressure, atmospheric pressure is logical by first through hole 4, second
In hole 5, sleeve pipe 34, steel ball 31 is ejected, so, you can balance internal pressure, it is to avoid caused by temples hypotony
Flat phenomenon is inhaled, either high pressure or low pressure all have good protective effect.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of ship high-speed ventilation valve, including valve body (2), it is characterised in that the valve body (2) is hollow structure, described
The both sides of valve body (2), which are arranged with first through hole (4), the valve body (2), is movably equipped with piston (8), and the piston (8) is recessed
Type structure, the bottom of the piston (8), which is arranged with the second through hole (5), the piston (8), is arranged with negative-pressure balancing device
(3), and negative-pressure balancing device (3) is connected with the second through hole (5), the both sides of the piston (8) are arranged with third through-hole
(9), the side of the piston (8) is connected with the first spring (7), and side of the first spring (7) away from piston (8) is provided with regulation
Bolt (6), the regulating bolt (6) extends to valve body (2) outside, and the one end of the piston (8) away from the first spring (7) is provided with limit
Position ring (10), and spacing ring (10) extends to valve body (2) outside, one end connection of the spacing ring (10) away from piston (8) is relevant
Disconnected valve (1).
2. a kind of ship high-speed ventilation valve according to claim 1, it is characterised in that the negative-pressure balancing device (3)
It is movably equipped with A-frame (33) including sleeve pipe (34), in described sleeve pipe (34), the side of the A-frame (33) is provided with the
Two springs (32), the one end of the second spring (32) away from A-frame (33) is connected with steel ball (31), and steel ball (31) is set
In on spacing ring (10).
3. a kind of ship high-speed ventilation valve according to claim 1, it is characterised in that set on the regulating bolt (6)
There is skid resistant course.
4. a kind of ship high-speed ventilation valve according to claim 1, it is characterised in that first spring (7) and
Two springs (32) are that identical material manufacture is formed.
5. a kind of ship high-speed ventilation valve according to claim 1, it is characterised in that the half of the first through hole (4)
Footpath is more than the radius of third through-hole (9).
6. a kind of ship high-speed ventilation valve according to claim 1, it is characterised in that the A-frame (33) is close
The side of second spring (32) is provided with mounting blocks, and second spring (32) is on mounting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720079912.1U CN206439443U (en) | 2017-01-21 | 2017-01-21 | A kind of ship high-speed ventilation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720079912.1U CN206439443U (en) | 2017-01-21 | 2017-01-21 | A kind of ship high-speed ventilation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206439443U true CN206439443U (en) | 2017-08-25 |
Family
ID=59636148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720079912.1U Expired - Fee Related CN206439443U (en) | 2017-01-21 | 2017-01-21 | A kind of ship high-speed ventilation valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206439443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332147A (en) * | 2020-05-20 | 2020-06-26 | 大连理工江苏研究院有限公司 | Prevent low-lying ground of flood irrigation with filling electric pile |
-
2017
- 2017-01-21 CN CN201720079912.1U patent/CN206439443U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332147A (en) * | 2020-05-20 | 2020-06-26 | 大连理工江苏研究院有限公司 | Prevent low-lying ground of flood irrigation with filling electric pile |
| CN111332147B (en) * | 2020-05-20 | 2020-09-18 | 大连理工江苏研究院有限公司 | Prevent low-lying ground of flood irrigation with filling electric pile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20180121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |