CN206478254U - A kind of desktop stationary gas ball valve - Google Patents
A kind of desktop stationary gas ball valve Download PDFInfo
- Publication number
- CN206478254U CN206478254U CN201720051780.1U CN201720051780U CN206478254U CN 206478254 U CN206478254 U CN 206478254U CN 201720051780 U CN201720051780 U CN 201720051780U CN 206478254 U CN206478254 U CN 206478254U
- Authority
- CN
- China
- Prior art keywords
- valve
- shoulder hole
- valve body
- venthole
- sealing gasket
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 19
- 239000000567 combustion gas Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a kind of desktop stationary gas ball valve, including knob and valve body, knob is installed on desktop and positioned at valve body upper end, valve pocket is provided with valve body, valve body is provided with the air admission hole and venthole connected with valve pocket, venthole includes the first shoulder hole and the second shoulder hole, core is provided with valve pocket, knob stretches into valve body by valve rod and is connected with core, annular groove is provided with first shoulder hole, plain cushion is provided with annular groove, first shoulder hole and the second shoulder hole connection end are additionally provided with sealing gasket, provided with the first spring so that sealing gasket and the second shoulder hole closely offset between plain cushion and sealing gasket.Ball valve of the present utility model is by setting sealing gasket, when rotating swing handle closing not close or poor sealing performance, portion gas leakage, first spring makes sealing gasket closely be offseted with the second shoulder hole, so that gas can not be discharged from venthole, it is to avoid gas accidentses, eliminate potential safety hazard.
Description
Technical field
The utility model is related to gas appliance technical field, more particularly to a kind of desktop stationary gas ball valve.
Background technology
With the development of society.The extensive use of new energy, combustion gas has become industrial and necessary fuel in life
The energy, popularizes huge numbers of families, must be used in daily life., it is necessary to in pipeline in the installation process of gas pipeline
The carry out Flow-rate adjustment of combustion gas, it is therefore desirable to use valve, and ball valve be it is a kind of make opening and closing element with the spheroid with manhole, ball
Body is rotated with valve rod, and to realize the valve of switching motion, ball valve relies on its own compact conformation, it is easy to which Operation and maintenance etc. are many
Advantage, is widely used in fuel gas transmission field.
Ball valve typically all includes valve body and the core and valve rod that are arranged in valve body, valve rod the inner stretch into valve body and with
Valve element is connected, and valve rod outer end is stretched out outside valve body and connects handle, and the unlatching of ball valve is controlled with ovable valve stem rotation by handle
And closing.But in use, ball valve closing is not close, and gas leakage can be produced during poor sealing performance, it can cause a lot
Gas accidentses, there is very big potential safety hazard.
The content of the invention
In view of the shortcomings of the prior art with defect there is provided a kind of desktop stationary gas ball valve, by setting sealing gasket, and
Closely offseted with air admission hole by spring, ensure that combustion gas will not be revealed when sealing property of ball valves is poor
To achieve the above object, the utility model provides following technical scheme.
A kind of desktop stationary gas ball valve, including knob and valve body, knob are installed on desktop and positioned at valve body upper end,
It is provided with valve pocket in valve body, valve body is provided with the air admission hole and venthole connect with valve pocket, venthole includes the first shoulder hole and the
Core is provided with two shoulder holes, valve pocket, knob stretches into valve body by valve rod and is connected with core, annular groove is provided with the first shoulder hole,
Plain cushion is provided with annular groove, the first shoulder hole and the second shoulder hole connection end are additionally provided with sealing gasket, be provided between plain cushion and sealing gasket
First spring is so that sealing gasket and the second shoulder hole closely offset.
Further, plain cushion is provided with the through hole for gas circulation.
Further, it is arranged with rubber blanket on valve rod.
Further, valve rod is provided with groove, is provided with electrostatic guide device in groove, electrostatic guide device respectively with valve rod
It is in contact with valve body.
Further, electrostatic guide device includes second spring and conductive plunger, and second spring is conductive on the inside of groove
Plunger is on the outside of groove.
Further, knob be provided with square swing handle, when swing handle direction is consistent with venthole axis direction, venthole and
Connect, when swing handle direction and venthole axis direction are perpendicular, closed between venthole and air admission hole between air admission hole.
The beneficial effects of the utility model are：A kind of desktop stationary gas ball valve, including knob and valve body, knob are installed
In being provided with valve pocket on desktop and in valve body upper end, valve body, valve body is provided with the air admission hole and venthole connected with valve pocket, gone out
Stomata includes being provided with core in the first shoulder hole and the second shoulder hole, valve pocket, and knob stretches into valve body by valve rod and is connected with core,
It is provided with first shoulder hole in annular groove, annular groove and is provided with plain cushion, the first shoulder hole and the second shoulder hole connection end is additionally provided with sealing gasket,
Provided with the first spring so that sealing gasket and the second shoulder hole closely offset between plain cushion and sealing gasket.Ball valve of the present utility model leads to
Setting sealing gasket is crossed, when rotating swing handle closing not close or poor sealing performance, portion gas leakage, the first spring makes sealing gasket
Closely offseted with the second shoulder hole so that gas can not be discharged from venthole, it is to avoid gas accidentses, eliminate safety hidden
Suffer from, when rotating swing handle unlatching, air admission hole is connected with venthole, and gaseous-pressure promotes sealing gasket to compress the first spring, fires it
Gas can be discharged through venthole.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is valve inner structural representation of the present utility model.
Fig. 3 is enlarged drawing at A in Fig. 2.
In figure, 1. valve bodies；11. valve pocket；12. air admission hole；13. venthole；131. the first shoulder hole；132. the second ladder
Hole；14. plain cushion；15. sealing gasket；16. the first spring；2. knob；3. valve rod；31. electrostatic guide device；311. conductive plungers；
312. second spring；4. rubber blanket；5. core.
Embodiment
With reference to accompanying drawing to the further explaination of the utility model.
Referring to a kind of desktop stationary gas ball valve shown in Fig. 1 to Fig. 3, including knob 2 and valve body 1, knob 2 is installed on
Valve pocket 11 is provided with desktop and in the upper end of valve body 1, valve body 1, valve body 1 is provided with the air admission hole 12 connected with valve pocket 11 and gone out
Stomata 13, venthole 13 includes being provided with core 5 in the first shoulder hole 131 and the second shoulder hole 132, valve pocket 11, and knob 2 passes through valve
Bar 3 stretches into valve body 1 and is connected with core 5, and knob 2 is fixedly connected by screw with valve rod 3, and is arranged with rubber blanket 4 on valve rod 3,
Prevent combustion gas from being escaped through gap at valve rod 3.
Valve rod 3, which is provided with groove, groove, is provided with electrostatic guide device 31, and electrostatic guide device 31 includes second spring
312 are located on the inside of groove with conductive plunger 311, second spring 312, and conductive plunger 311 is located at groove outside, second spring 312
One end closely offsets with valve rod 3, and the other end of second spring 312 offsets with conductive plunger 311, and conductive plunger 311 is in second spring
It is in close contact under 312 resilient force with valve body 1, and then realization conducts the electrostatic in core 5 to valve body 1 through valve rod 3, then
By the safety export of valve body 1, it is ensured that the security of fuel gas transmission.
It is provided with first shoulder hole 131 in annular groove, annular groove and is provided with plain cushion 14, plain cushion 14 is provided with for the logical of gas circulation
Hole, the first shoulder hole 131 and the connection end of the second shoulder hole 132 are additionally provided with sealing gasket 15, are provided between plain cushion 14 and sealing gasket 15
First spring 16 is so that the shoulder hole 132 of sealing gasket 15 and second closely offsets.
Ball valve of the present utility model is by setting sealing gasket 15, when rotating swing handle closing not close or poor sealing performance,
Portion gas is revealed, and the first spring 16 makes sealing gasket 15 closely be offseted with the second shoulder hole 132 so that gas can not be from venthole
13 discharges, it is to avoid gas accidentses, eliminate potential safety hazard, when rotating swing handle and opening, air admission hole 12 connects with venthole 13
Logical, gaseous-pressure promotes sealing gasket 15 to compress the first spring 16, its combustion gas is discharged through venthole 13.
Further, knob 2 is provided with square swing handle, when swing handle direction is consistent with the axis direction of venthole 13, outlet
Connected between hole 13 and air admission hole 12, when swing handle direction and the axis direction of venthole 13 are perpendicular, venthole 13 and air admission hole
Closed between 12, can clearly determine the on off state of ball valve, convenient operation.
Described above is only better embodiment of the present utility model, therefore all according to described in the utility model patent claim
The equivalent change or modification done of construction, feature and principle, be included in the utility model patent claim.
Claims (6)
1. a kind of desktop stationary gas ball valve, including knob（2）And valve body（1）, knob（2）It is installed on desktop and positioned at valve
Body（1）Upper end, it is characterised in that：Valve body（1）It is interior to be provided with valve pocket（11）, valve body（1）It is provided with and valve pocket（11）The air inlet of connection
Hole（12）And venthole（13）, venthole（13）Including the first shoulder hole（131）With the second shoulder hole（132）, valve pocket（11）It is interior
Provided with core（5）, knob（2）Pass through valve rod（3）Stretch into valve body（1）With core（5）Connection, the first shoulder hole（131）Inside it is provided with
Plain cushion is provided with annular groove, annular groove（14）, the first shoulder hole（131）With the second shoulder hole（132）Connection end is additionally provided with sealing gasket
（15）, plain cushion（14）And sealing gasket（15）Between be provided with the first spring（16）So that sealing gasket（15）With the second shoulder hole（132）
Closely offset.
2. a kind of desktop stationary gas ball valve according to claim 1, it is characterised in that：Plain cushion（14）It is provided with for combustion
The logical through hole of air-flow.
3. a kind of desktop stationary gas ball valve according to claim 1, it is characterised in that：Valve rod（3）On be arranged with rubber
Rubber cushion（4）.
4. a kind of desktop stationary gas ball valve according to claim 1, it is characterised in that：Valve rod（3）Groove is provided with,
Electrostatic guide device is provided with groove（31）, electrostatic guide device（31）Respectively with valve rod（3）And valve body（1）It is in contact.
5. a kind of desktop stationary gas ball valve according to claim 4, it is characterised in that：Electrostatic guide device（31）Bag
Include second spring（312）With conductive plunger（311）, second spring（312）On the inside of groove, conductive plunger（311）Located at recessed
On the outside of groove.
6. a kind of desktop stationary gas ball valve according to claim 1, it is characterised in that：Knob（2）Provided with square
Swing handle, when swing handle direction and venthole（13）When axis direction is consistent, venthole（13）With air admission hole（12）Between connect, work as rotation
Handle direction and venthole（13）When axis direction is perpendicular, venthole（13）With air admission hole（12）Between close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720051780.1U CN206478254U (en) | 2017-01-17 | 2017-01-17 | A kind of desktop stationary gas ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720051780.1U CN206478254U (en) | 2017-01-17 | 2017-01-17 | A kind of desktop stationary gas ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206478254U true CN206478254U (en) | 2017-09-08 |
Family
ID=59755160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720051780.1U Expired - Fee Related CN206478254U (en) | 2017-01-17 | 2017-01-17 | A kind of desktop stationary gas ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206478254U (en) |
-
2017
- 2017-01-17 CN CN201720051780.1U patent/CN206478254U/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: 20170908 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |