CN208967191U - The exhaust valve of fire hydrant - Google Patents
The exhaust valve of fire hydrant Download PDFInfo
- Publication number
- CN208967191U CN208967191U CN201821320777.6U CN201821320777U CN208967191U CN 208967191 U CN208967191 U CN 208967191U CN 201821320777 U CN201821320777 U CN 201821320777U CN 208967191 U CN208967191 U CN 208967191U
- Authority
- CN
- China
- Prior art keywords
- floating ball
- rubber pad
- inner cavity
- gas vent
- fire hydrant
- 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
Links
Abstract
The exhaust valve of fire hydrant, including valve body, valve body is interior to be equipped with inner cavity, the top of inner cavity is equipped with the extraneous gas vent of connection, and interior intracavitary equipped with rubber pad and floating ball, rubber pad is set to the top of floating ball, rubber pad moves up salable gas vent, and the lower part of inner cavity is equipped with the pin moved down for blocking floating ball.The lower part of valve body can connect fire hydrant, and water enters from inner cavity lower part, and floating ball floating can push away rubber pad above and block gas vent, and when water moves back, floating ball falls rubber pad disengaging gas vent and is exhausted.
Description
Technical field
The utility model relates to exhaust valve field, more particularly, to be fire hydrant exhaust valve.
Background technique
The exhaust valve of existing fire hydrant can block gas vent generally by one with movable plug, plug and row
Spring is set between stomata, and when fire hydrant water flowing, the hydraulic pressure in fire hydrant can push plug and block gas vent, nothing in fire hydrant
When water, spring pushes plug open from gas vent, is exhausted.The structure needs to use spring etc., and the structure rate of exchange are complicated, assembling
When it is relatively time-consuming.
Utility model content
Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of exhaust valves for assembling simple fire hydrant.
To achieve the above object, the technical solution of the utility model is: the exhaust valve of fire hydrant, including valve body, valve
Internal to be equipped with inner cavity, the top of inner cavity is equipped with the extraneous gas vent of connection, and interior intracavitary equipped with rubber pad and floating ball, rubber pad is set to
The top of floating ball, rubber pad move up salable gas vent, and the lower part of inner cavity is equipped with the pin moved down for blocking floating ball.Valve body
Lower part can connect fire hydrant, and water enters from inner cavity lower part, and floating ball floating can push away rubber pad above and block gas vent, when water moves back,
Floating ball falls rubber pad disengaging gas vent and is exhausted.
Preferably, floating ball is hollow stainless steel ball.Stainless steel ball is easy to fall when inner cavity is anhydrous than heavier, will not block
It is intracavitary inside.
Preferably, rubber pad is set to the top surface of floating ball, and floating ball is inverted cone shape, and the top of floating ball is hollow, and the lower part of floating ball is
It is solid.Rubber pad and floating ball are integrally formed, and can be floated up and down simultaneously according to the height of the inner cavity water surface, floating ball is inverted cone shape
And upper hollow, lower part be it is solid, the existing enough areas in top block gas vent, and center of gravity, will not be in inner cavity also in lower part
Rolling.
It preferably, further include inside casing, inside casing is set to interior intracavitary, and rubber pad is set to the top of inside casing, and floating ball is set in inside casing.
Floating ball, which moves up, to push inside casing to move up, and floating ball, which moves down, to pull inside casing to move down, and the rubber pad that interior arch is arranged in can be with
Inside casing moves up and down, and will not be stuck in interior intracavitary, and rubber pad is caused to block gas vent.
Preferably, gas vent is set to the middle part of inner cavity top surface, and the top surface of rubber pad is set on the outside of gas vent face position
There is protrusion.The protrusion of rubber pad top surface moves up in rubber pad and blocks gas vent simultaneously by the top surface extruding of inner cavity, when floating ball moves down
When, protrusion can flick rubber pad from the top surface of inner cavity, avoid rubber pad from being stuck at the top of inner cavity and block gas vent.
Preferably, the side of rubber pad is equipped with notch.Notch can be used as the exhaust passage of rubber pad upper and lower.
By using above-mentioned technical solution, the beneficial effects of the utility model are: the lower part of the valve body of the utility model
Can connect fire hydrant, water enters from inner cavity lower part, and floating ball floating can push away rubber pad above and block gas vent, when water moves back, floating ball
Rubber pad disengaging gas vent is fallen to be exhausted.Overall structure is simple, and only rubber pad and floating ball need to be fitted into inner cavity and in inner cavity
Lower part be packed into pin, assembly working is simple.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the utility model embodiment 2；
Fig. 3 is the structural schematic diagram of the utility model embodiment 3；
Fig. 4 is the structural schematic diagram of the utility model embodiment 4.
Main appended drawing reference explanation:
Valve body 1；Inner cavity 11；Gas vent 12；Floating ball 2；Rubber pad 3；Protrusion 31；Notch 32；Pin 4；Inside casing 5.
Specific embodiment
The utility model is further illustrated below in conjunction with the drawings and specific embodiments.
Embodiment 1:
As shown in Figure 1, the exhaust valve of the utility model fire hydrant, including valve body 1, valve body 1 is interior to be equipped with inner cavity 11, inner cavity 11
Top be equipped with the extraneous gas vent 12 of connection, rubber pad 3 and floating ball 2 are equipped in inner cavity 11, rubber pad 3 is set to the upper of floating ball 2
Side, rubber pad 3 move up salable gas vent 12, and the lower part of inner cavity 11 is equipped with the pin 4 moved down for blocking floating ball 2.Floating ball 2 is
Hollow stainless steel ball.The settable external screw thread in the lower part of valve body 1, valve body can be fixed on fire hydrant by external screw thread, fire hydrant
Interior water or gas can enter from the bottom of inner cavity.
Interior intracavitary when having water, floating ball 2, which can float, up pushes up rubber pad 3, and rubber pad 3, which moves up, seals gas vent.It is interior intracavitary
When not having water or water level decreasing, floating ball 2 is moved down under gravity and is blocked by pin, and rubber pad 3 is in natural resiliency and gravity
While effect under leave gas vent 12, the gas of inner cavity 11 is discharged from gas vent 12.
Embodiment 2:
As shown in Fig. 2, the exhaust valve of the utility model fire hydrant, including valve body 1, valve body 1 is interior to be equipped with inner cavity 11, inner cavity 11
Top be equipped with the extraneous gas vent 12 of connection, rubber pad 3 and floating ball 2 are equipped in inner cavity 11, rubber pad 3 is set to the upper of floating ball 2
Side, rubber pad 3 move up salable gas vent 12, and the lower part of inner cavity 11 is equipped with the pin 4 moved down for blocking floating ball 2.Floating ball 2 is
Hollow stainless steel ball.The settable external screw thread in the lower part of valve body 1, valve body can be fixed on fire hydrant by external screw thread, fire hydrant
Interior water or gas can enter from the bottom of inner cavity.Gas vent 12 is set to the middle part of 11 top surface of inner cavity, and the top surface of rubber pad 3 exists
The outside of 12 face position of gas vent is equipped with protrusion 31.The side of rubber pad 3 is equipped with notch 32.
Interior intracavitary when having water, floating ball 2, which can float, up pushes up rubber pad 3, and rubber pad 3, which moves up, seals gas vent.It is interior intracavitary
When not having water or water level decreasing, floating ball 2 is moved down under gravity and is blocked by pin, and rubber pad 3 is in natural resiliency and gravity
While effect under leave gas vent 12, the gas of inner cavity 11 is discharged from gas vent 12.
Embodiment 3:
As shown in figure 3, the exhaust valve of the utility model fire hydrant, including valve body 1, valve body 1 is interior to be equipped with inner cavity 11, inner cavity 11
Top be equipped with the extraneous gas vent 12 of connection, rubber pad 3 and floating ball 2 are equipped in inner cavity 11, rubber pad 3 is set to the upper of floating ball 2
Side, rubber pad 3 move up salable gas vent 12, and the lower part of inner cavity 11 is equipped with the pin 4 moved down for blocking floating ball 2.Rubber pad 3
Set on the top surface of floating ball 2, rubber pad 3 and floating ball 2 are structure as a whole, and floating ball 2 is inverted cone shape, and the top of floating ball 2 is hollow, floating ball 2
Lower part be it is solid so that the center of gravity of floating ball 2 will not be overturn in lower part.Gas vent 12 is set to the middle part of 11 top surface of inner cavity, rubber
The top surface of pad 3 is equipped with protrusion 31 in the outside of 12 face position of gas vent.
When having water in inner cavity 11, floating ball 2 can float, and 2 top rubber pad 3 of floating ball seals gas vent 12.Do not have water in inner cavity 11
Or when water level decreasing, floating ball 2 is moved down under gravity and is blocked by pin, and rubber pad 3 leaves gas vent 12, makes inner cavity 11
Gas can be discharged from gas vent 12.
Embodiment 4:
As shown in figure 4, the exhaust valve of the utility model fire hydrant, including valve body 1, valve body 1 is interior to be equipped with inner cavity 11, inner cavity 11
Top be equipped with the extraneous gas vent 12 of connection, rubber pad 3 and floating ball 2 are equipped in inner cavity 11, rubber pad 3 is set to the upper of floating ball 2
Side, rubber pad 3 move up salable gas vent 12, and the lower part of inner cavity 11 is equipped with the pin 4 moved down for blocking floating ball 2.Further include
Inside casing 5, inside casing 5 are set in inner cavity 11, and rubber pad 3 is set to the top of inside casing 5, and floating ball 2 is set in inside casing 5.
When having water in inner cavity 11, floating ball 2, which can float, up pushes up inside casing 5, and inside casing 5 moves up the rubber pad 3 at the top of it and seals
Gas vent 12.When not having water or water level decreasing in inner cavity 11, floating ball 2 moves down under gravity and inside casing 5 is pulled to move down, inside casing
The rubber pad 3 at 5 tops leaves gas vent 12, and the gas of inner cavity 11 is discharged from gas vent 12.
Above-described, the only preferred embodiment of the utility model cannot limit the range of this practical implementation, all
It is equivalent change made according to the patent scope of the utility model and decoration, should still belong to the range covered in the utility model
It is interior.
Claims (6)
1. the exhaust valve of fire hydrant, including valve body, it is characterised in that: be equipped with inner cavity in valve body, it is outer that the top of inner cavity is equipped with connection
The gas vent on boundary, interior intracavitary equipped with rubber pad and floating ball, rubber pad is set to the top of floating ball, and rubber pad moves up salable exhaust
Hole, the lower part of inner cavity are equipped with the pin moved down for blocking floating ball.
2. the exhaust valve of fire hydrant according to claim 1, it is characterised in that: floating ball is hollow stainless steel ball.
3. the exhaust valve of fire hydrant according to claim 1, it is characterised in that: rubber pad is set to the top surface of floating ball, floating ball
Top for inverted cone shape, floating ball is hollow, and the lower part of floating ball is solid.
4. the exhaust valve of fire hydrant according to claim 1, it is characterised in that: further include inside casing, inside casing be set to it is interior intracavitary,
Rubber pad is set to the top of inside casing, and floating ball is set in inside casing.
5. the exhaust valve of fire hydrant according to claim 1, it is characterised in that: gas vent is set to the middle part of inner cavity top surface,
The top surface of rubber pad is equipped with protrusion in the outside of gas vent face position.
6. the exhaust valve of fire hydrant according to claim 5, it is characterised in that: the side of rubber pad is equipped with notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821320777.6U CN208967191U (en) | 2018-08-16 | 2018-08-16 | The exhaust valve of fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821320777.6U CN208967191U (en) | 2018-08-16 | 2018-08-16 | The exhaust valve of fire hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208967191U true CN208967191U (en) | 2019-06-11 |
Family
ID=66754144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821320777.6U Expired - Fee Related CN208967191U (en) | 2018-08-16 | 2018-08-16 | The exhaust valve of fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208967191U (en) |
-
2018
- 2018-08-16 CN CN201821320777.6U patent/CN208967191U/en not_active Expired - Fee Related
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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: 20190611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |