CN207360555U - A kind of aluminium alloy air pipe head - Google Patents
A kind of aluminium alloy air pipe head Download PDFInfo
- Publication number
- CN207360555U CN207360555U CN201721121884.1U CN201721121884U CN207360555U CN 207360555 U CN207360555 U CN 207360555U CN 201721121884 U CN201721121884 U CN 201721121884U CN 207360555 U CN207360555 U CN 207360555U
- Authority
- CN
- China
- Prior art keywords
- silica gel
- valve body
- air
- plate portion
- ceiling plate
- 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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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model provides a kind of aluminium alloy air pipe head, including valve body, end cap and floating ball, the switching chamber and air duct being isolated are equipped with valve body, valve body is equipped with the air intlet and air outlet slit communicated with switching chamber, floating ball is arranged on switching intracavitary, it is located at air outlet slit above floating ball and is fixed with sealing device and protective device, valve body is equipped with 2 air intlets communicated with switching chamber, the bottom for switching chamber is arcwall face, the bottom of air intlet is the V-arrangement face adjacent with arcwall face, and the bottom in V-arrangement face is not higher than the bottom of arcwall face；Sealing device is a silica gel overall structure, and protective device includes bowl-shape filter screen, and protective device, silica gel ceiling plate portion are fixedly connected after being set gradually from top to bottom with valve body by screw assemblies.The utility model sets 2 air intlets on valve body, and vapor permeation area is big, and air permeability effect is good.Switch bottom of chamber portion to flow out easy to water using arc surface and the structure of V-arrangement face adjoining, V-arrangement face, therefore, switching intracavitary will not ponding.
Description
Technical field
It the utility model is related to a kind of shipborne equipment, and in particular to a kind of aluminium alloy air pipe head.
Background technology
Air pipe head is mainly used on various ships, for keeping ventilative pipeline unimpeded, makes ship by ventilative and air-breathing
Air pressure in cabin is close to atmospheric pressure, so as to ensure that cabin pressure is no more than the design pressure of itself.When hull run-off the straight
Or when running into stormy waves, water flows into air inlet, the floating ball in air pipe head floats rapidly under buoyancy be bonded general with sealing ring
Ventilative closedown of pipeline, so as to prevent water from entering cabin；After water flows out, original position is dropped down onto under floating ball, pipeline of breathing freely continues unimpeded.
For the structure of common air pipe head as shown in Figure 1, including valve body, end cap and floating ball, valve body is interior to be equipped with what is be isolated
Switching chamber and air duct, valve body is equipped with the air intlet and air outlet slit communicated with switching chamber, and floating ball is arranged on switching intracavitary,
Air outlet slit is located above floating ball and is fixed with sealing device and protective device, and protective device generally selects bowl-shape filter screen.Pass
The air pipe head of system only opens up an air intlet on valve body, and the bottom for switching chamber is spherical groove, and air intlet is higher than
The bottom of spherical groove, the valve body of this kind of structure have the disadvantage that：Air intlet is few, and vapor permeation area is small；The bottom of spherical groove
The easy ponding in portion, sewage residual condition are serious.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of aluminium alloy air pipe head, has 2 air intlets, thoroughly
Gas area is big；It is inclined-plane at air intlet, prevents ponding.
In order to solve the above technical problems, a kind of aluminium alloy air pipe head of embodiment offer of the utility model, including valve body,
End cap and floating ball, valve body is interior to be equipped with the switching chamber and air duct being isolated, and valve body is equipped with the air communicated with switching chamber
Import and air outlet slit, floating ball are arranged on switching intracavitary, are located at air outlet slit above floating ball and are fixed with sealing device and protection
Device, the valve body are equipped with 2 and the air intlets that communicate of switching chamber, and the bottom for switching chamber is arcwall face, the sky
The bottom of gas import is the V-arrangement face adjacent with arcwall face, and the bottom in the V-arrangement face is not higher than the bottom of arcwall face；
The sealing device is a silica gel overall structure, including integrally formed silica gel ceiling plate portion and silica gel skirt section, described
Silica gel ceiling plate portion and silica gel skirt section are loop configuration, and the outside diameter of the silica gel ceiling plate portion is more than the outside diameter in silica gel skirt section, along institute
The periphery for stating silica gel ceiling plate portion is equipped with multiple mounting holes, and the medial surface in the silica gel skirt section is what can be bonded with the spherical outside surface of floating ball
Inclined-plane, the upper-end inner diameter on the inclined-plane is identical with the internal diameter of silica gel ceiling plate portion, and the bottom diameter on the inclined-plane is more than upper-end inner diameter,
The silica gel ceiling plate portion is fixedly connected with the valve body by mounting hole, and the silica gel skirt section is inserted in switching intracavitary；
The protective device includes bowl-shape filter screen, and the protective device, silica gel ceiling plate portion and valve body are from top to bottom successively
It is fixedly connected after setting by screw assemblies.
Wherein, 2 switching chambers are equipped with the valve body, the lower part of each switching chamber is equipped with air intlet, and upper end is set
There is air outlet slit, sealing device and protective device are equipped with the air outlet slit of each switching chamber.
Preferably, the protective device further includes metallic support, and the metallic support includes quoit, two arch metals
Bar, the both ends of each arch metal strip are fixedly connected with quoit respectively, and the two arch metal strips intersect setting, described
Bowl-shape filter screen is coated and fixed on the outside of metallic support, and the quoit, silica gel ceiling plate portion and valve body are from top to bottom successively
Set and be fixedly connected by screw assemblies.
Further, the bowl mouth rim of the bowl-shape filter screen is turned down to the inner side of quoit.
Wherein, the bottom in the V-arrangement face is concordant with the bottom of arcwall face.
Preferably, multiple mounting ears are equipped with along the periphery of the silica gel ceiling plate portion, the mounting hole is opened on mounting ear.
Preferably, the outside diameter of the silica gel ceiling plate portion is no more than the outside diameter for switching chamber cavity wall at air outlet slit.
The above-mentioned technical proposal of the utility model has the beneficial effect that：The utility model sets 2 air on valve body
Import, vapor permeation area is big, and air permeability effect is good.Switch bottom of chamber portion using arc surface and the structure of V-arrangement face adjoining, water is easy in V-arrangement face
Outflow, therefore, switching intracavitary will not ponding.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment one；
Fig. 2 is the sectional view of sealing device in embodiment one；
Fig. 3 is the sectional view of protective device in embodiment one；
Fig. 4 is the structure diagram of the utility model embodiment two.
Description of reference numerals：
1st, valve body；2nd, end cap；3rd, floating ball；4th, chamber is switched；5th, air duct；6th, air intlet；7th, air outlet slit；8th, arc
Face；9th, V-arrangement face；10th, sealing device；11st, protective device.
Embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
Embodiment 1
As shown in Figure 1, the embodiment of the utility model provide a kind of aluminium alloy air pipe head, including valve body 1, end cap 2 with
And floating ball 3, the valve body 1 and end cap 2 are aluminium alloy castings.The switching chamber 4 and air duct 5 being isolated are equipped with valve body 1,
Valve body 1 is equipped with the air intlet 6 and air outlet slit 7 communicated with switching chamber 4, and floating ball 3 is arranged in switching chamber 4, at air outlet slit 7
Above floating ball 3 and sealing device 10 and protective device 11 are fixed with, the valve body 1 is symmetrically arranged with cutting equipped with 2
Change the air intlet 6 that chamber 4 communicates, the bottom of the switching chamber 4 is arcwall face 8, and the bottom of the air intlet 6 is and arcwall face
8 adjacent V-arrangement faces 9, the bottom in the V-arrangement face 9 are not higher than the bottom of arcwall face 8.Preferably, the bottom in the V-arrangement face with
The bottom of arcwall face is concordant.
As shown in Fig. 2, the sealing device 10 is a silica gel overall structure, including integrally formed silica gel ceiling plate portion and silicon
Glue skirt section, the silica gel ceiling plate portion and silica gel skirt section are loop configuration, and the outside diameter of the silica gel ceiling plate portion is more than silica gel skirt section
Outside diameter, be equipped with multiple mounting ears along the periphery of the silica gel ceiling plate portion, each mounting ear is equipped with a mounting hole.The silica gel
The medial surface in skirt section is the inclined-plane that can be bonded with the spherical outside surface of floating ball（It can also be round table surface, or match with floating ball spherical
Cambered surface）, the upper-end inner diameter on the inclined-plane is identical with the internal diameter of silica gel ceiling plate portion, and the bottom diameter on the inclined-plane is more than in upper end
Footpath, the silica gel ceiling plate portion are fixedly connected with the valve body by mounting hole, and the silica gel skirt section is inserted in switching intracavitary.The silica gel
The outside diameter of ceiling plate portion is no more than the outside diameter for switching chamber cavity wall at air outlet slit.
As shown in figure 3, the protective device 11 includes bowl-shape filter screen, metallic support, the metallic support includes metal
Circle, two arch metal strips, the both ends of each arch metal strip are fixedly connected with quoit respectively, the two arch metal strips
Intersecting to set, the bowl-shape filter screen is coated and fixed on the outside of metallic support, and the bowl mouth rim fold of bowl-shape filter screen
To the inner side of quoit.The quoit, silica gel ceiling plate portion and valve body are fixed after setting gradually from top to bottom by screw assemblies
Connection.
Embodiment 2
As shown in figure 4, the structure of the present embodiment and the structure of embodiment 1 are essentially identical, difference lies in：In the valve body 1
Equipped with 2 switching chambers 4, the lower part of each switching chamber 4 is equipped with air intlet 6, and upper end is equipped with air outlet slit 7, each described
Switch and be equipped with sealing device 10 and protective device 11 at the air outlet slit 7 of chamber 4.
The above is the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of principle described in the utility model is not departed from, some improvements and modifications can also be made, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (7)
1. a kind of aluminium alloy air pipe head, including valve body（1）, end cap（2）And floating ball（3）, valve body（1）It is interior to be equipped with what is be isolated
Switch chamber（4）And air duct（5）, valve body（1）It is equipped with switching chamber（4）The air intlet communicated（6）And air outlet slit
（7）, floating ball（3）Arranged on switching chamber（4）It is interior, air outlet slit（7）Place is located at floating ball（3）Top is simultaneously fixed with sealing device（10）With
Protective device（11）, it is characterised in that the valve body（1）It is equipped with 2 and switching chamber（4）The air intlet communicated（6）, it is described
Switch chamber（4）Bottom be arcwall face（8）, the air intlet（6）Bottom be and arcwall face（8）Adjacent V-arrangement face
（9）, the V-arrangement face（9）Bottom be not higher than arcwall face（8）Bottom；
The sealing device（10）It is described for a silica gel overall structure, including integrally formed silica gel ceiling plate portion and silica gel skirt section
Silica gel ceiling plate portion and silica gel skirt section are loop configuration, and the outside diameter of the silica gel ceiling plate portion is more than the outside diameter in silica gel skirt section, along institute
The periphery for stating silica gel ceiling plate portion is equipped with multiple mounting holes, and the medial surface in the silica gel skirt section is what can be bonded with the spherical outside surface of floating ball
Inclined-plane, the upper-end inner diameter on the inclined-plane is identical with the internal diameter of silica gel ceiling plate portion, and the bottom diameter on the inclined-plane is more than upper-end inner diameter,
The silica gel ceiling plate portion is fixedly connected with the valve body by mounting hole, and the silica gel skirt section is inserted in switching intracavitary；
The protective device includes bowl-shape filter screen, and the protective device, silica gel ceiling plate portion and valve body are set gradually from top to bottom
It is fixedly connected afterwards by screw assemblies.
2. aluminium alloy air pipe head according to claim 1, it is characterised in that the valve body（1）Inside it is equipped with 2 switching chambers
（4）, each switching chamber（4）Lower part be equipped with air intlet（6）, upper end is equipped with air outlet slit（7）, each switching chamber
（4）Air outlet slit（7）Place is equipped with sealing device（10）And protective device（11）.
3. aluminium alloy air pipe head according to claim 1 or 2, it is characterised in that the protective device（11）Further include
Metallic support, the metallic support include quoit, two arch metal strips, the both ends of each arch metal strip respectively with gold
Belonging to circle to be fixedly connected, the two arch metal strips intersect setting, and the bowl-shape filter screen is coated and fixed on the outside of metallic support,
The quoit, silica gel ceiling plate portion and valve body set gradually and are fixedly connected by screw assemblies from top to bottom.
4. aluminium alloy air pipe head according to claim 3, it is characterised in that the bowl mouth rim of the bowl-shape filter screen
Turn down to the inner side of quoit.
5. aluminium alloy air pipe head according to claim 1, it is characterised in that the bottom in the V-arrangement face and arcwall face
Bottom is concordant.
6. aluminium alloy air pipe head according to claim 1, it is characterised in that be equipped with along the periphery of the silica gel ceiling plate portion
Multiple mounting ears, the mounting hole are opened on mounting ear.
7. aluminium alloy air pipe head according to claim 1, it is characterised in that the outside diameter of the silica gel ceiling plate portion is not more than
Switch the outside diameter of chamber cavity wall at air outlet slit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121884.1U CN207360555U (en) | 2017-09-04 | 2017-09-04 | A kind of aluminium alloy air pipe head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121884.1U CN207360555U (en) | 2017-09-04 | 2017-09-04 | A kind of aluminium alloy air pipe head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207360555U true CN207360555U (en) | 2018-05-15 |
Family
ID=62351221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721121884.1U Expired - Fee Related CN207360555U (en) | 2017-09-04 | 2017-09-04 | A kind of aluminium alloy air pipe head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207360555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254682A (en) * | 2019-06-28 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | A kind of ship and wave resistance drainage ventilation device peculiar to vessel |
-
2017
- 2017-09-04 CN CN201721121884.1U patent/CN207360555U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254682A (en) * | 2019-06-28 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | A kind of ship and wave resistance drainage ventilation device peculiar to vessel |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 |