CN105909830B - Safety valve - Google Patents
Safety valve Download PDFInfo
- Publication number
- CN105909830B CN105909830B CN201610430365.7A CN201610430365A CN105909830B CN 105909830 B CN105909830 B CN 105909830B CN 201610430365 A CN201610430365 A CN 201610430365A CN 105909830 B CN105909830 B CN 105909830B
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- deck
- pressure
- relief
- 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.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000010992 reflux Methods 0.000 claims abstract description 7
- 238000004804 winding Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 22
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/105—Three-way check or safety valves with two or more closure members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/184—Combined check valves and actuated valves
- F16K15/1848—Check valves combined with valves having a rotating tap or cock
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0473—Multiple-way safety valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
Safety valve, the valve body including one with water inlet, water outlet and discharge opening, is provided with three-way ball valve in the water inlet of the valve body；Check valve assembly is provided between the three-way ball valve and the water outlet；Relief valve is provided between the check valve assembly and discharge opening；Winding pipe assembly is provided on the discharge opening；Compared with prior art, structure is simple, and ball valve can play cutting valve action, and check-valves can prevent aqueous reflux, and relief valve can automatically open when pressure is more than certain numerical value in pipeline, to prevent after valve watering equipment to be destroyed by high pressure；It can connect pressure gauge on valve body, it can be to the pressure real-time monitoring in pipeline, further, it is also possible to which manual drainage pressure release and sluicing direction 90o are adjustable；Thus structure of the invention is compact, and stability in use and reliability are preferable, convenient to install in a variety of occasions.
Description
Technical field
The present invention relates to a kind of water valve field, it is suitable for family using aqueous reflux and tool can be prevented more particularly to one kind
There is the safety valve of the integral type of preferable stability in use and reliability.
Background technique
Majority prevents the refluence of water using independent check-valves is configured after switch valve in existing water supply pipe；It also configures
Independent pressure-regulating valve keeps the relative constant of hydraulic pressure, is destroyed by high pressure to avoid watering equipment after the switch valve.
However, multiple compared with the shortcoming of the discrete setting of pressure-regulating valve is structure using above-mentioned switch valve, check-valves
It is miscellaneous, and more installation space is occupied, it is especially unsuitable for using in family.
Summary of the invention
The object of the invention is in order to solve above-mentioned problems of the prior art, providing one kind can be effectively prevent
Water source high pressure is to the relative constant safety valve of pressure at the harm of household water pipeline bring, holding valve export.
The technical scheme of the invention to solve the technical problem is: a kind of safety valve, including one with water inlet,
The valve body of water outlet and discharge opening is provided with three-way ball valve in the water inlet of the valve body；The three-way ball valve and the water outlet
Check valve assembly is provided between mouthful；Relief valve is provided between the check valve assembly and discharge opening；It is set on the discharge opening
It is equipped with winding pipe assembly；
The three-way ball valve includes sealing ring, valve ball, valve rod, handle, sealing ring and valve deck, and the sealing ring and valve ball are logical
The water inlet that valve deck is fixed on the valve body is crossed, effect is that the water inlet of three-way ball valve control valve is opened and closed by handle, corresponding
In three-way ball valve position, body base aperture is configured with blocking cap, and taking away blocking cap can connect pressure gauge, carries out to the pressure of pipeline
Monitoring；
The check valve assembly is arranged above valve deck, is fixed with fixed lid, close by O-ring between fixed lid and valve body
Envelope, check valve assembly can prevent aqueous reflux；
The relief valve includes sealing ring, O-ring, diaphragm, central axis, spring, relief valve valve deck, handwheel and circlip；Institute
It states sealing ring to be threaded on valve body, be sealed between sealing ring and valve body by O-ring；Diaphragm setting in sealing ring and
Between relief valve valve deck, relief valve valve deck is threaded on valve body, is sealed between relief valve valve deck and valve body by O-ring,
Diaphragm is provided with central axis, and spring is provided with above central axis, is provided with handwheel above relief valve valve deck, central axis passes through
Relief valve valve deck extends to handwheel, is fixed between handwheel and central axis by circlip；Be provided on the relief valve valve deck inclined-plane,
Pit and groove, corresponding, the handwheel lower part is provided with a protrusion, which can be oblique on the relief valve valve deck
It slides and stops on face, pit and groove, central axis is driven to move up and down；Its function of the above structure is when water inlet pressure is greater than
When the pressure of relief valve setting, water can be discharged from discharge opening, to reduce the pressure in pipeline, guarantee the peace of watering equipment after valve
Entirely；Handwheel is turned, central axis can be driven to move up, opens relief valve draining；
The winding pipe assembly includes valve body connector and direction control unit, and valve body connector is mounted on valve body discharge opening,
Rivet and spring are provided between valve body connector and direction control unit, direction control unit can make 90o around valve body connector
Rotation, it is between valve body connector and direction control unit either horizontal, it is also possible to vertical, facilitates the peace of a variety of occasions
Dress.
The present invention uses the integrated design of ball valve, check-valves and relief valve, compared with prior art, its advantage is that it is tied
Structure is simple, and ball valve can play cutting valve action, and check-valves can prevent aqueous reflux, and relief valve pressure can be more than one in pipeline
It is automatically opened when fixed number value, to prevent after valve watering equipment to be destroyed by high pressure；It can connect pressure gauge on valve body, it can be to pipeline
In pressure real-time monitoring, further, it is also possible to which manual drainage pressure release and sluicing direction 90o are adjustable；Thus structure of the invention is compact,
Stability in use is preferable with reliability, convenient to install in a variety of occasions.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of main view of the present invention.
Fig. 2 is the structural schematic diagram of right view of the present invention.
Fig. 3 is the structural schematic diagram of relief valve valve deck of the present invention.
Fig. 4 is the structural schematic diagram of handwheel of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown, a kind of safety valve, the valve body 1 for having water inlet 11, water outlet 12 and discharge opening 13 including one is described
Three-way ball valve 2 is provided in the water inlet 11 of valve body；Check valve set is provided between the three-way ball valve 2 and the water outlet 12
Part 3；Relief valve 4 is provided between the check valve assembly 3 and discharge opening 13；Winding pipe assembly 5 is provided on the discharge opening 13；
The three-way ball valve 2 includes sealing ring 21, valve ball 22, valve deck 23, valve rod 24, handle 25 and sealing ring 26, described
Sealing ring 21 and valve ball 22 are fixed at the water inlet 11 of the valve body 1 by valve deck 23, and effect is opened and closed by handle 25
The water inlet of 2 control valve of three-way ball valve, corresponds to 2 position of three-way ball valve, and 1 bottom opening of valve body is configured with blocking cap 6, takes away blocking cap 6
It can connect pressure gauge, the pressure of pipeline be monitored；
The check valve assembly 3 is arranged above valve deck 27, fixed with fixed lid 31, leads between fixed lid 31 and valve body 1
The sealing of O-ring 32 is crossed, check valve assembly 3 can prevent aqueous reflux；
The relief valve 4 includes sealing ring 41, O-ring 42, diaphragm 43, central axis 44, spring 45, relief valve valve deck 46, O
Type circle 47, handwheel 48 and circlip 49；The sealing ring 41 is threaded on valve body 1, passes through O between sealing ring 41 and valve body 1
Type circle 42 seals；The diaphragm 43 is arranged between sealing ring 41 and relief valve valve deck 46, and relief valve valve deck 46 is threaded in
On valve body 1, is sealed between relief valve valve deck 46 and valve body 1 by O-ring 47, central axis 44, center are provided with above diaphragm 43
It is provided with spring 45 above axis 44, handwheel 48 is provided with above relief valve valve deck 46, central axis 44 passes through relief valve valve deck 46 and prolongs
Handwheel 48 is reached, it is fixed by circlip 49 between handwheel 48 and central axis 44；Inclined-plane is provided on the relief valve valve deck 46
461, pit 462 and groove 463, corresponding, 48 lower part of handwheel is provided with a protrusion 481, which can be described
It slides and stops on inclined-plane 461, pit 462 and groove 463 on relief valve valve deck 46, central axis 44 is driven to move up and down；With
Its function of upper structure is when 11 mouthfuls of pressure of intaking are greater than the pressure that relief valve 4 is set, and water can be discharged from discharge opening 13, to reduce
Pressure in pipeline guarantees the safety of watering equipment after valve；Handwheel 48 is turned, central axis 44 can be driven to move up, to open
Relief valve 4 drains；
The winding pipe assembly 5 includes valve body connector 51 and direction control unit 52, and valve body connector 51 is mounted on valve body 1 and lets out
On the mouth of a river, rivet 53 and spring 54 are provided between valve body connector 51 and direction control unit 52, direction control unit 52 can enclose
Make 90o rotation around valve body connector 51, it is between valve body connector 52 and direction control unit 51 either horizontal, it is also possible to
Vertical, facilitate the installation of a variety of occasions.
The present invention uses the integrated design of ball valve, check-valves and relief valve, compared with prior art, its advantage is that it is tied
Structure is simple, and ball valve can play cutting valve action, and check-valves can prevent aqueous reflux, and relief valve pressure can be more than one in pipeline
It is automatically opened when fixed number value, to prevent after valve watering equipment to be destroyed by high pressure；It can connect pressure gauge on valve body, it can be to pipeline
In pressure real-time monitoring, further, it is also possible to which manual drainage pressure release and sluicing direction 90o are adjustable；Thus structure of the invention is compact,
Stability in use is preferable with reliability, convenient to install in a variety of occasions.
Claims (1)
1. safety valve, valve body including one with water inlet, water outlet and discharge opening is provided with three in the water inlet of the valve body
Pass ball valve；Check valve assembly is provided between the three-way ball valve and the water outlet；The check valve assembly and discharge opening it
Between be provided with relief valve；Winding pipe assembly is provided on the discharge opening；
The three-way ball valve includes sealing ring, valve ball, valve rod, handle, sealing ring and valve deck, and the sealing ring and valve ball pass through valve
Lid is fixed on the water inlet of the valve body, and the effect of the sealing ring and valve ball is to open and close three-way ball valve control valve by handle
Door water inlet corresponds to three-way ball valve position, and body base aperture is configured with blocking cap, blocking cap connection pressure gauge is taken away, to pipeline
Pressure is monitored；
The check valve assembly is arranged above valve deck, is fixed with fixed lid, is sealed between fixed lid and valve body by O-ring,
Check valve assembly prevents aqueous reflux；
The relief valve includes sealing ring, O-ring, diaphragm, central axis, spring, relief valve valve deck, handwheel and circlip；It is described close
Seal ring is threaded on valve body, is sealed between sealing ring and valve body by O-ring；The diaphragm is arranged in sealing ring and pressure release
Between valve valve deck, relief valve valve deck is threaded on valve body, is sealed between relief valve valve deck and valve body by O-ring, diaphragm
Top is provided with central axis, and spring is provided with above central axis, and handwheel is provided with above relief valve valve deck, and central axis passes through pressure release
Valve valve deck extends to handwheel, is fixed between handwheel and central axis by circlip；Inclined-plane, pit are provided on the relief valve valve deck
And groove, the handwheel lower part are provided with a protrusion, the protrusion is sliding on inclined-plane, pit and the groove on the relief valve valve deck
Dynamic and stop, drives central axis to move up and down；When water inlet pressure is greater than the pressure of relief valve setting, water is arranged from discharge opening
Out, to reduce the pressure in pipeline, guarantee the safety of watering equipment after valve；Handwheel is turned, central axis is driven to move up, is opened
Relief valve draining；
The winding pipe assembly includes valve body connector and direction control unit, and valve body connector is mounted on valve body discharge opening, valve body
Rivet and spring are provided between connector and direction control unit, direction control unit makees 90o rotation, valve body around valve body connector
It is horizontally disposed with or is vertically arranged between connector and direction control unit, facilitate the installation of a variety of occasions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610430365.7A CN105909830B (en) | 2016-06-17 | 2016-06-17 | Safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610430365.7A CN105909830B (en) | 2016-06-17 | 2016-06-17 | Safety valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105909830A CN105909830A (en) | 2016-08-31 |
| CN105909830B true CN105909830B (en) | 2019-07-26 |
Family
ID=56751559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610430365.7A Active CN105909830B (en) | 2016-06-17 | 2016-06-17 | Safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105909830B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301458B (en) * | 2018-04-27 | 2023-12-15 | 周雨洁 | Water purifier waste water recycling device |
| CN113665973A (en) * | 2021-07-27 | 2021-11-19 | 广东立义科技股份有限公司 | A pressure relief mechanism for a vacuum rice bucket |
| CN113665974A (en) * | 2021-07-27 | 2021-11-19 | 广东立义科技股份有限公司 | Vacuum rice bucket |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2068095A2 (en) * | 1992-07-10 | 1995-04-01 | Talleres Mecanicos Mafra S L | Improved valve |
| CN102308152A (en) * | 2009-02-05 | 2012-01-04 | 图尔和安德森公司 | Valve with a delta P-function and flow limiting function |
| DE102012022576A1 (en) * | 2012-06-19 | 2013-12-19 | Caleffi S.P.A. | Safety valve assembly for connecting storage container for pressurized water, has non-return valve that closes output of valve assembly and spherical shutter that is brought into two operating positions and optional third position |
| CN104633185A (en) * | 2015-02-10 | 2015-05-20 | 诸暨市神通机电工业有限公司 | Multifunctional combined valve |
| CN204739259U (en) * | 2015-05-27 | 2015-11-04 | 芜湖美的厨卫电器制造有限公司 | A water heater that is used for relief valve of water heater and has it |
| CN205173601U (en) * | 2015-11-16 | 2016-04-20 | 芜湖美的厨卫电器制造有限公司 | Relief valve and water heater that has it |
| CN205678182U (en) * | 2016-06-17 | 2016-11-09 | 宁波华成阀门有限公司 | Relief valve |
-
2016
- 2016-06-17 CN CN201610430365.7A patent/CN105909830B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2068095A2 (en) * | 1992-07-10 | 1995-04-01 | Talleres Mecanicos Mafra S L | Improved valve |
| CN102308152A (en) * | 2009-02-05 | 2012-01-04 | 图尔和安德森公司 | Valve with a delta P-function and flow limiting function |
| DE102012022576A1 (en) * | 2012-06-19 | 2013-12-19 | Caleffi S.P.A. | Safety valve assembly for connecting storage container for pressurized water, has non-return valve that closes output of valve assembly and spherical shutter that is brought into two operating positions and optional third position |
| CN104633185A (en) * | 2015-02-10 | 2015-05-20 | 诸暨市神通机电工业有限公司 | Multifunctional combined valve |
| CN204739259U (en) * | 2015-05-27 | 2015-11-04 | 芜湖美的厨卫电器制造有限公司 | A water heater that is used for relief valve of water heater and has it |
| CN205173601U (en) * | 2015-11-16 | 2016-04-20 | 芜湖美的厨卫电器制造有限公司 | Relief valve and water heater that has it |
| CN205678182U (en) * | 2016-06-17 | 2016-11-09 | 宁波华成阀门有限公司 | Relief valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105909830A (en) | 2016-08-31 |
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