CN203336002U - High-speed exhaust valve - Google Patents
High-speed exhaust valve Download PDFInfo
- Publication number
- CN203336002U CN203336002U CN2013203770057U CN201320377005U CN203336002U CN 203336002 U CN203336002 U CN 203336002U CN 2013203770057 U CN2013203770057 U CN 2013203770057U CN 201320377005 U CN201320377005 U CN 201320377005U CN 203336002 U CN203336002 U CN 203336002U
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- valve
- exhaust
- main
- valve body
- exhaust valve
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model discloses a high-speed exhaust valve. The high-speed exhaust valve comprises a main exhaust valve body and a main valve deck (1) fixedly connected to the main exhaust valve body, wherein the main exhaust valve body is provided with a secondary exhaust valve communicated with a main exhaust valve body pipe. The secondary exhaust valve comprises a secondary valve body (2), a secondary valve deck (3), a secondary valve floating ball (4), a plug (5) and an exhaust screw (6), wherein the secondary valve body (2) is fixedly connected with the secondary valve deck (3), the secondary valve floating ball (4) is movably connected with the secondary valve deck (3), the exhaust screw (6) is fixedly connected to the secondary valve deck (3), the plug (5) is fixedly connected with the secondary valve floating ball (4), and the plug (5) is matched with a passage of the exhaust screw (6) in size. After the structure is adopted, due to the fact that the main exhaust valve body is provided with the secondary exhaust valve communicated with the main exhaust valve body pipe, the exhaust speed is improved, and safe and stable operation of a pipe network is guaranteed.
Description
Technical field
The utility model relates to a kind of outlet valve, especially a kind of high-speed exhaust valve.
Background technique
Outlet valve is the special-purpose intake and exhaust device in the supply and discharge feedwater piping; be widely used in waterline; the Main Function of outlet valve is the normal operation that improves emptying effectiveness and protection pipe network, and the outlet valve operated by rotary motion is at the pipeline higher position, in order to get rid of a large amount of air of assembling in pipeline.While in existing outlet valve pipe, starting water filling, the valve inner float ball is floated carries out exhaust simultaneously, high speed exhaust while pushing up in the close valve gap of ball float answer, but due to pipeline situation complexity, when a small amount of air accumulation is in valve, in valve, water level decline makes ball float descend thereupon, thereby has slowed down exhaust velocity, thereby does not have the gas of discharging easily pipeline to be impacted to the normal operation that threatens whole pipe network.
The model utility content
The purpose of this utility model is to solve existing outlet valve can't carry out the problem that high speed exhaust makes the gas that there is no discharge impact pipeline when water level descends in valve.
The technical solution adopted in the utility model is: a kind of high-speed exhaust valve, and comprise the main exhaust valve body and be connected in the main valve lid on the main exhaust valve body, the main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube.
As further improvement of the utility model, secondary outlet valve comprises valve body of auxiliary valve, secondary valve valve gap, secondary valve ball float, plug and exhaust bolt, valve body of auxiliary valve is fixedly connected with secondary valve valve gap, secondary valve ball float and secondary valve valve gap are flexibly connected, exhaust bolt is connected on secondary valve valve gap, plug is fixedly connected with secondary valve ball float, and the size of the passage on plug and exhaust bolt is suitable.
As further improvement of the utility model, be connected with bearing pin on secondary valve valve gap, secondary valve ball float is flexibly connected by bearing pin and secondary valve valve gap.
As further improvement of the utility model, the pipeline that secondary outlet valve is communicated with main exhaust valve is provided with service valve.
As further improvement of the utility model, the bore of secondary outlet valve is less than the bore of main exhaust valve body, and the pipe connectivity part of secondary outlet valve and main exhaust valve body is positioned at below the horizontal line on main valve lid top.
As further improvement of the utility model, the pipe connectivity part of secondary outlet valve and main exhaust valve body, near top in the main valve lid, is provided with sealing gasket between top in pipe connectivity part and main valve lid, between valve body of auxiliary valve and secondary valve valve gap, also is provided with sealing gasket.
The beneficial effects of the utility model are: after having adopted this structure, because the main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube, so can discharge by secondary outlet valve when a small amount of air accumulation is in the main exhaust valve valve, thereby accelerated exhaust velocity, guaranteed the operation that pipe network can be safe and stable.
The accompanying drawing explanation
Fig. 1 is the utility model schematic diagram.
Fig. 2 is A place enlarged view in Fig. 1.
Shown in figure: 1 main valve lid, 2 valve body of auxiliary valve, 3 secondary valve valve gaps, 4 secondary valve ball floats, 5 plugs, 6 exhaust bolts, 7 bearing pins, 8 service valves, 9 sealing gaskets.
Embodiment
Below in conjunction with Fig. 1,2, the utility model is described further.
As shown in Figure 1, 2, the general embodiment of the utility model: a kind of high-speed exhaust valve, comprise the main exhaust valve body and be connected in the main valve lid 1 on the main exhaust valve body, the main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube, and the pipe connectivity part of secondary outlet valve and main exhaust valve body is positioned at below the horizontal line that main valve covers 1 top.
As Fig. 1, shown in 2, the general preference of the utility model: a kind of high-speed exhaust valve, comprise the main exhaust valve body and be connected in the main valve lid 1 on the main exhaust valve body, the main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube, secondary outlet valve comprises valve body of auxiliary valve 2, secondary valve valve gap 3, secondary valve ball float 4, plug 5 and exhaust bolt 6, valve body of auxiliary valve 2 is fixedly connected with secondary valve valve gap 3, secondary valve ball float 4 is flexibly connected with secondary valve valve gap 3, exhaust bolt 6 is connected on secondary valve valve gap 3, plug 5 is fixedly connected with secondary valve ball float 4, the size of the passage on plug 5 and exhaust bolt 6 is suitable, be connected with bearing pin 7 on secondary valve valve gap, secondary valve ball float 4 is flexibly connected by bearing pin 7 and secondary valve valve gap 3, the pipeline that secondary outlet valve is communicated with main exhaust valve is provided with service valve 8, the bore of secondary outlet valve is less than the bore of main exhaust valve body, the pipe connectivity part of secondary outlet valve and main exhaust valve body is covered 1 interior top near main valve, cover between 1 interior top and be provided with sealing gasket 9 at pipe connectivity part and main valve, also be provided with sealing gasket 9 between valve body of auxiliary valve and secondary valve valve gap.
The general embodiment of the utility model in use, because the main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube, when a small amount of air accumulation is in the main exhaust valve valve, can discharge by secondary outlet valve, thereby accelerated exhaust velocity, guaranteed the operation that pipe network can be safe and stable.
In the general embodiment of the utility model, can adopt the outlet valve of any structure as secondary outlet valve, concrete in the utility model preference, secondary outlet valve adopts following structure: secondary outlet valve comprises valve body of auxiliary valve 2, secondary valve valve gap 3, secondary valve ball float 4, plug 5 and exhaust bolt 6, valve body of auxiliary valve 2 is fixedly connected with secondary valve valve gap 3, secondary valve ball float 4 is flexibly connected with secondary valve valve gap 3, exhaust bolt 6 is connected on secondary valve valve gap 3, plug 5 is fixedly connected with secondary valve ball float 4, the size of the passage on plug 5 and exhaust bolt 6 is suitable, be connected with bearing pin 7 on secondary valve valve gap, secondary valve ball float 4 is flexibly connected by bearing pin 7 and secondary valve valve gap 3, the pipeline that secondary outlet valve is communicated with main exhaust valve is provided with service valve 8, the bore of secondary outlet valve is less than the bore of main exhaust valve body, the pipe connectivity part of secondary outlet valve and main exhaust valve body is positioned at below the horizontal line that main valve covers 1 top, the pipe connectivity part of secondary outlet valve and main exhaust valve body is covered 1 interior top near main valve, cover between 1 interior top and be provided with sealing gasket 9 at pipe connectivity part and main valve, also be provided with sealing gasket 9 between valve body of auxiliary valve and secondary valve valve gap.
When the utility model preference is used, while in pipe, starting water filling, secondary outlet valve plug 5 rests on enable possition and carries out exhaust, because the bore of secondary outlet valve is less than the bore of main exhaust valve body and the pipe connectivity part of secondary outlet valve and main exhaust valve body is covered 1 interior top near main valve, so exhaust velocity is very fast, service valve 8 is set on the pipeline that secondary outlet valve is communicated with main exhaust valve both can close pipeline and also can in exhaust process, control the speed of exhaust when overhauling, in exhaust process, in the main exhaust valve body, ball float floats under the buoyancy of water effect, when air soon in drained main exhaust valve body ball float near the interior top of main valve lid 1, can high speed exhaust thereby secondary valve ball float 4 floats under the buoyancy of water effect that the plug 5 that makes on secondary valve ball float 4 can guarantee in whole exhaust process to exhaust bolt 6 directions motions, when air is drained, plug 5 shutoff exhaust bolts 6 on secondary valve ball float 4 stop exhaust, while when suction engine stops making in-pipe flow empty or in the chance pipe, producing negative pressure, now plug 5 is opened rapidly, and outlet valve sucks rapidly ambient air and guarantees pipeline safety, has prevented the damage phenomenon produced because of negative pressure.In order to guarantee that sealing prevents gas leakage, cover between 1 interior top and be provided with sealing gasket 9 at pipe connectivity part and main valve, also be provided with sealing gasket 9 between valve body of auxiliary valve and secondary valve valve gap.
In sum, after having adopted this structure, because the main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube, so can discharge by secondary outlet valve when a small amount of air accumulation is in the main exhaust valve valve, thereby accelerated exhaust velocity, guaranteed the operation that pipe network can be safe and stable.
Those skilled in the art should know; protection scheme of the present utility model is not limited only to the above embodiments; can also on the basis of above-described embodiment, carry out various permutation and combination and conversion; under the prerequisite without prejudice to the utility model spirit, the various conversion that the utility model is carried out all drop in protection domain of the present utility model.
Claims (6)
1. a high-speed exhaust valve, comprise the main exhaust valve body and be connected in the main valve lid (1) on the main exhaust valve body, it is characterized in that described main exhaust valve body is provided with the secondary outlet valve be communicated with the main exhaust valve body tube.
2. a kind of high-speed exhaust valve according to claim 1, it is characterized in that described secondary outlet valve comprises valve body of auxiliary valve (2), secondary valve valve gap (3), secondary valve ball float (4), plug (5) and exhaust bolt (6), described valve body of auxiliary valve (2) is fixedly connected with secondary valve valve gap (3), described secondary valve ball float (4) is flexibly connected with secondary valve valve gap (3), described exhaust bolt (6) is connected on secondary valve valve gap (3), described plug (5) is fixedly connected with secondary valve ball float (4), and the size of the passage on described plug (5) and exhaust bolt (6) is suitable.
3. a kind of high-speed exhaust valve according to claim 2, is characterized in that being connected with bearing pin (7) on described secondary valve valve gap, and described secondary valve ball float (4) is flexibly connected by bearing pin (7) and secondary valve valve gap (3).
4. a kind of high-speed exhaust valve according to claim 3, is characterized in that the pipeline that described secondary outlet valve is communicated with main exhaust valve is provided with service valve (8).
5. according to the described a kind of high-speed exhaust valve of any one in claim 1 to 4, it is characterized in that the bore of described secondary outlet valve is less than the bore of main exhaust valve body, the pipe connectivity part of secondary outlet valve and main exhaust valve body is positioned at below the horizontal line on main valve lid (1) top.
6. a kind of high-speed exhaust valve according to claim 5, it is characterized in that the pipe connectivity part of described secondary outlet valve and main exhaust valve body is near top in main valve lid (1), be provided with sealing gasket (9) between top in pipe connectivity part and main valve lid (1), between described valve body of auxiliary valve and secondary valve valve gap, also be provided with sealing gasket (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203770057U CN203336002U (en) | 2013-06-28 | 2013-06-28 | High-speed exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203770057U CN203336002U (en) | 2013-06-28 | 2013-06-28 | High-speed exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203336002U true CN203336002U (en) | 2013-12-11 |
Family
ID=49704678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203770057U Expired - Lifetime CN203336002U (en) | 2013-06-28 | 2013-06-28 | High-speed exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203336002U (en) |
-
2013
- 2013-06-28 CN CN2013203770057U patent/CN203336002U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |