CN208546593U - A kind of composite exhaust valve - Google Patents
A kind of composite exhaust valve Download PDFInfo
- Publication number
- CN208546593U CN208546593U CN201820165040.5U CN201820165040U CN208546593U CN 208546593 U CN208546593 U CN 208546593U CN 201820165040 U CN201820165040 U CN 201820165040U CN 208546593 U CN208546593 U CN 208546593U
- Authority
- CN
- China
- Prior art keywords
- valve body
- exhaust tube
- movable block
- hole
- valve
- 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.)
- Active
Links
Abstract
Utility model is related to valve technology field, more particularly, to be a kind of composite exhaust valve.The utility model discloses a kind of composite exhaust valve, including valve body and is set to the intracorporal exhaust tube of valve, movable block, pull rod, lever, air bag and connecting rod.Overall structure is simple, design rationally, by being provided with the sacculus of charge valve, can by adjusting the buoyancy size of sacculus, come adjust movement size and exhaust outlet number, sensitivity.Simultaneously according to lever principle, connecting rod upper end is installed in different mounting grooves, can adjust the ratio of active force between lever both ends movable block and air bag, realizes that the utility model is suitable for different output pressure pipelines.
Description
Technical field
The utility model relates to valve technology field, more particularly, to be a kind of composite exhaust valve.
Background technique
Exhaust valve is mostly installed at the high point of aqueduct for having arranged gas in pipeline, when there is gas on waterline
When body overflows, gas can climb along pipeline is gathered in the top of exhaust valve into exhaust valve valve chamber, with gas in valve
Increase, pressure rises, and when gas pressure is greater than system pressure, gas can be such that the intracavitary water surface declines, and float is removed with water level one
Drop opens exhaust outlet；After gas drains, water level rises, and movable block also rises with it, and closes exhaust outlet.Same reason, when being
Negative pressure is generated in system, the water surface declines in valve chamber, Exhaust Open, since external atmospheric pressure is bigger than system pressure at this time, so
Atmosphere can enter system by exhaust outlet, prevent the harm of negative pressure.
Existing novel combined exhaust valve, the gas generated during water delivery require to be discharged from the water outlet, and work as
It does not need largely to be vented when hydraulic pipeline normally conveys, only a small amount of air accumulation is in valve, novel combined exhaust at this time
Valve still will do it exhaust, and stainless steel floating ball is caused frequently to make lifting exhaust event, to reduce making for stainless steel floating ball
Use the service life.And there is air-tightness in the flange seal in existing novel combined exhaust valve.
Utility model content
Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of composite exhaust valves.
To achieve the above object, the technical solution of the utility model is: a kind of composite exhaust valve, including valve body and
Set on the intracorporal exhaust tube of valve, movable block, pull rod, lever, air bag and connecting rod.Valve body includes upper valve body and lower valve body, upper valve
Flanged joint is used between body and lower valve body, lower valve body lower end is connected with ring flange.Valve body is divided into upper valve body, lower valve body, is convenient for
Valve inner part is safeguarded, is adjusted.The exhaust tube is installed on the upper left quarter of upper valve body, and it is small that exhaust tube lower end is equipped with internal diameter
In the through-hole of exhaust tube internal diameter；Exhaust tube side wall is provided with the upper stomata being connected, air holes, and upper stomata is located in air holes
Side, air holes are located above through-hole.The movable block diameter is equal with exhaust tube internal diameter, and movable block is set in exhaust tube, activity
Block is located above through-hole, and the height of movable block is greater than the vertical interval of through-hole and air holes, and the height of movable block is less than upper stomata
With the spacing of air holes.Pull rod upper end passes through through-hole and is articulated in movable block lower end, and pull rod lower end and lever left end are hinged.It is described
Air bag is fixed on the right end of lever；Strip hole is equipped among the lever.The top inner wall that upper valve body is located on the right of exhaust tube is set
There are several mounting grooves, several mounting grooves are arranged in rows in, and each mounting groove is different to exhaust tube distance.The connecting rod upper end installation
In in mounting groove, lower end is articulated in strip hole.According to lever principle, connecting rod upper end is installed in different mounting grooves,
The ratio of active force between adjustable lever both ends movable block and air bag, realizes that the utility model is suitable for different output pressure pipes
Road.
Preferably, O-ring seal is embedded between the upper valve body and lower valve body.Increase between upper valve body, lower valve body
Leakproofness.
Preferably, gasket is provided on the lower end inner wall of the exhaust tube, gasket is located above through-hole, in gasket
Diameter is identical as through-hole internal diameter.When the utility model operation, the bottom of movable block, which is supported, to be affixed on gasket, ensure that sealing performance.
Preferably, it is provided with charge valve on the air bag, convenient for inflating in time to air bag.
By using above-mentioned technical solution, the beneficial effects of the utility model are: the utility model disclose it is a kind of compound
Formula exhaust valve, including valve body and be set to the intracorporal exhaust tube of valve, movable block, pull rod, lever, air bag and connecting rod.Overall structure
Simply, design rationally, can be by the buoyancy size of adjusting sacculus, to adjust movement by being provided with the sacculus of charge valve
Size and exhaust outlet number, sensitivity.Simultaneously according to lever principle, connecting rod upper end is installed on to different installations
In slot, the ratio of active force between lever both ends movable block and air bag can adjust, realize that the utility model is suitable for different output gas
Pressure pipeline.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Main appended drawing reference explanation: (1, valve body；11, upper valve body；12, lower valve body；13, ring flange；14, O-ring seal；
15, mounting groove；2, exhaust tube；21, through-hole；22, upper stomata；23, air holes；24, gasket；3, movable block；4, pull rod；5, thick stick
Bar；51, strip hole；6, air bag；61, charge valve；7, connecting rod).
Specific embodiment
The utility model is further illustrated below in conjunction with the drawings and specific embodiments.
The direction term being previously mentioned in the utility model, such as: it is upper and lower, inside and outside etc., it is only reference book attached drawing 1
Direction.Therefore, the direction term used is intended merely to illustrate, is not used to limit the utility model.
As shown in Figure 1, a kind of composite exhaust valve of the utility model, exhaust tube 2 including valve body 1 and in valve body 1,
Movable block 3, pull rod 4, lever 5, air bag 6 and connecting rod 7.
Valve body 1 includes upper valve body 11 and lower valve body 12, and flanged joint, lower valve body are used between upper valve body 11 and lower valve body 12
12 lower ends are connected with ring flange 13.Valve body 1 is divided into upper valve body 11, lower valve body 12, convenient for being safeguarded, being adjusted to 1 inner part of valve body
It is whole.It is embedded with O-ring seal 14 between the upper valve body 11 and lower valve body 12, increases close between upper valve body 11, lower valve body 12
Feng Xing.
The exhaust, 2 are installed on the upper left quarter of upper valve body 11, and 2 lower end of exhaust tube is equipped with internal diameter and is less than 2 internal diameter of exhaust tube
Through-hole 21；2 side wall of exhaust tube is provided with the upper stomata 22 being connected, air holes 23, and upper stomata 22 is located at 23 top of air holes, under
Stomata 23 is located at 21 top of through-hole.
3 diameter of movable block is equal with 2 internal diameter of exhaust tube, and movable block 3 is set in exhaust tube 2, and movable block 3 is located at through-hole
21 tops, the height of movable block 3 are greater than the vertical interval of through-hole 21 and air holes 23, and the height of movable block 3 is less than upper stomata 22
With the spacing of air holes 23.
Gasket 24 is provided on the lower end inner wall of the exhaust tube 2, gasket 24 is located at 21 top of through-hole, gasket 24
Internal diameter is identical as 21 internal diameter of through-hole.When the utility model operation, the bottom of movable block 3, which is supported, to be affixed on gasket 24, ensure that close
Sealing property.
4 upper end of pull rod passes through through-hole 21 and is articulated in 3 lower end of movable block, and 4 lower end of pull rod and 5 left end of lever are hinged.
The air bag 6 is fixed on the right end of lever 5.It is provided with charge valve 61 on the air bag 6, convenient in time to air bag 6
Inflation.
Strip hole 51 is equipped among the lever 5.
The top inner wall that upper valve body 11 is located at 2 the right of exhaust tube is equipped with several mounting grooves 15, and several mounting grooves 15, which are embarked on journey, to be set
It sets, each mounting groove 15 to exhaust tube 2 is apart from difference.7 upper end of connecting rod is installed in mounting groove 15, and lower end is articulated with length
In hole 51.According to lever principle, 7 upper end of connecting rod is installed in different mounting grooves 15, can adjust the activity of 5 both ends of lever
The ratio of active force between block 3 and air bag 6 realizes that the utility model is suitable for different output pressure pipelines.
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 (4)
1. a kind of composite exhaust valve, it is characterised in that: including valve body and be set to the intracorporal exhaust tube of valve, movable block, pull rod, thick stick
Bar, air bag and connecting rod；Valve body includes upper valve body and lower valve body, and flanged joint, lower valve body are used between upper valve body and lower valve body
Lower end is connected with ring flange；The exhaust tube is installed on the upper left quarter of upper valve body, and exhaust tube lower end is equipped with internal diameter and is less than exhaust tube
The through-hole of internal diameter；Exhaust tube side wall is provided with the upper stomata being connected, air holes, and upper stomata is located above air holes, air holes
Above through-hole；The movable block diameter is equal with exhaust tube internal diameter, and movable block is set in exhaust tube, and movable block is located at through-hole
Top, the height of movable block are greater than the vertical interval of through-hole and air holes, and the height of movable block is less than upper stomata and air holes
Spacing；Pull rod upper end passes through through-hole and is articulated in movable block lower end, and pull rod lower end and lever left end are hinged；The air bag is fixed on
The right end of lever；Strip hole is equipped among the lever；Upper valve body is located at the top inner wall on the right of exhaust tube equipped with several installations
Slot, several mounting grooves are arranged in rows in, and each mounting groove is different to exhaust tube distance；The connecting rod upper end is installed on mounting groove
Interior, lower end is articulated in strip hole.
2. a kind of composite exhaust valve according to claim 1, it is characterised in that: embedding between the upper valve body and lower valve body
Equipped with O-ring seal.
3. a kind of composite exhaust valve according to claim 1, it is characterised in that: set on the lower end inner wall of the exhaust tube
It is equipped with gasket, gasket is located above through-hole, and gasket internal diameter is identical as through-hole internal diameter.
4. a kind of composite exhaust valve according to claim 1, it is characterised in that: be provided with charge valve on the air bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165040.5U CN208546593U (en) | 2018-01-31 | 2018-01-31 | A kind of composite exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165040.5U CN208546593U (en) | 2018-01-31 | 2018-01-31 | A kind of composite exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208546593U true CN208546593U (en) | 2019-02-26 |
Family
ID=65417332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820165040.5U Active CN208546593U (en) | 2018-01-31 | 2018-01-31 | A kind of composite exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208546593U (en) |
-
2018
- 2018-01-31 CN CN201820165040.5U patent/CN208546593U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110953382B (en) | Combined type discharge valve with buffer | |
| CN208935529U (en) | A kind of agricultural irrigation pipeline rapid escape valve | |
| CN101086211A (en) | Automatic slag-discharging water draining device | |
| CN208546593U (en) | A kind of composite exhaust valve | |
| CN109340445A (en) | A kind of ball-cock assembly | |
| CN201651461U (en) | Ball float breather valve | |
| CN106195414B (en) | A kind of composite exhaust valve with buffer unit | |
| CN208702458U (en) | Gather qi together and quick deslagging discharge water integrated apparatus | |
| CN201963937U (en) | Suction valve for bullet train | |
| CN203247692U (en) | Feces suction truck magnet tank overflowing prevention device | |
| CN205842199U (en) | A kind of compressed air floating ball hydrophobic water valve | |
| CN202646875U (en) | Float valve internally provided with floats | |
| CN202012649U (en) | One-way automatic air inlet valve | |
| CN110425328B (en) | Quick exhaust valve for agricultural irrigation pipeline | |
| CN209164613U (en) | Drainpipe negative pressure canceller | |
| CN209819203U (en) | Automatic drainage device at outlet flue of desulfurization draught fan | |
| CN207500799U (en) | A kind of Free Float Type Steam Trap | |
| CN205978754U (en) | Novel high -speed admission valve that exhausts of combined type | |
| CN111425619A (en) | Distributed vacuum sewage collecting barrel and fault early warning method | |
| CN201056717Y (en) | Vacuum eliminator for water supply system | |
| CN207729253U (en) | Boosting-type gas leakage preventing device | |
| CN2211521Y (en) | Automatic inlet-outlet valve for transferring pipe | |
| CN220770235U (en) | Vacuum drainage pressure stabilizing valve | |
| CN209130244U (en) | A kind of anti-vacuum evacuation valve arrangement | |
| CN102182849B (en) | One-way automatic air inlet valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |