CN206054860U - A kind of multi-stage pressure regulating self-closing safety valve door - Google Patents
A kind of multi-stage pressure regulating self-closing safety valve door Download PDFInfo
- Publication number
- CN206054860U CN206054860U CN201621054072.5U CN201621054072U CN206054860U CN 206054860 U CN206054860 U CN 206054860U CN 201621054072 U CN201621054072 U CN 201621054072U CN 206054860 U CN206054860 U CN 206054860U
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- pressure
- valve
- equiped
- pressure regulation
- diaphragm
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- Control Of Fluid Pressure (AREA)
- Safety Valves (AREA)
Abstract
A kind of multi-stage pressure regulating self-closing safety valve door, it is that improvement is formed on the basis of existing common pressure regulator.It is characterized in：Using multi-stage pressure regulating technology; on the basis of original pressure regulation valve port, the self-closing valve port of pressure regulation is separately increased, so that outlet pressure is more stable and is provided with under-voltage protection function and overpressure protection function; when hypotony or it is too high can close valve, improve security performance；An excessively stream valve element is the increase in separately; make product that there is overcurrent protection function; and can automatically reset; when product outlet side, to occurring with gas end any point, sebific duct comes off, damaged by rats, aging cracking or other problemses can be cut off in time; prevent combustion gas from leaking, and can automatically reset after failture evacuation；Product also add embedded card, can carry out collection, storage and the transmission of information data, and enhance product can tracing function.
Description
Technical field
This utility model is related to a kind of safety-valve, more particularly, to a kind of multi-functional gas safe pressure regulation self-closing valve
Door.
Background technology
In recent years, gas safe Frequent Accidents, burnt gas valve problem are the major reasons for causing the accident.On existing market
The valve for using substantially has following several：The first is traditional single function pressure regulator, and which has the disadvantage：Without pressure regulation lost-control protection
With under-voltage closing function, such as voltage regulation function is out of control or the under-voltage generation that can all cause an explosion accident, and is all one-level pressure regulation, pressure
Force value is unstable, easily causes danger.It is for second：It is insensitive without excessively stream or excessively stream, its have the disadvantage sebific duct come off, be cracked,
During damaged by rats, valve is not closed, and easily causes explosion accident.
The content of the invention
In order to solve the above problems, this utility model provides a kind of multi-stage pressure regulating self-closing safety valve door.Which is mainly characterized by：
Using multi-stage pressure regulating technology, on the basis of original pressure regulation valve port, the self-closing valve port of pressure regulation is separately increased, so that outlet pressure is more
To stablize and being provided with under-voltage protection function and overpressure protection function；In middle pressure inlet channel, an excessively stream valve element is installed
It is engaged with spring, makes product that there is overcurrent protection function, and can automatically reset, improve product safety performance；It is separately
Product increased embedded card, can carry out collection, storage and the transmission of information data.
Technical scheme
A kind of multi-stage pressure regulating self-closing safety valve door that this utility model is provided；It includes lower house and valve gap；Lower house has
Have be interconnected high pressure admission passage, middle pressure chamber room, middle pressure inlet channel, low-pressure chamber, gas outlet；On high pressure admission passage
Rubber cushion is equiped with one heart, enters orotracheal tube, O-ring and handwheel, enter orotracheal tube opponent wheel limited location effect, enter orotracheal tube and high pressure
O-ring is clamped between inlet channel and plays sealing function, enter orotracheal tube also one rubber cushion of snug fit so that valve can be reliable
It is installed on air feed equipment；Two panels flexible sheet is clamped between valve gap and lower house, diaphragm reaches the effect of sealing, valve gap with
Between diaphragm, the spring of setting pressure is equiped with respectively, its center is equiped with a power transmission shaft that can be driven and a pressure
Plate, compresses diaphragm to play sealing function between power transmission shaft and pressing plate；Pressure regulation mouth be arranged on high pressure admission passage on, and with tune
Depression bar concentric fit, pressure regulation plug and pressure regulation bar are jointly mounted on pressuring adjusting valve base with one heart, between pressuring adjusting valve base and lower house also
The spring of a setting pressure is equiped with, power transmission shaft is fitted with pressure regulation bar, plays linkage effect, diaphragm is in middle pressure chamber chamber pressure masterpiece
With a series of lower effect for driving linkage parts to reach pressure regulation；Its center is equiped with a startup pull bar, starts the upper of pull bar
End is equiped with rod cap, the card equipped with a built-in chip in rod cap, and the card with chip can be convenient with logging data
Can tracing management, outside is equiped with back-up ring respectively and carries button in rod cap, to start and be equiped with a magnetic devices below pull bar,
With its adhesive, below magnetic devices, there is an iron plate to be fixed on lower house, iron plate center also extends through pull bar, pull bar is filled with magnetic
Put and be fixed together, pull bar also plays linkage effect with lever mated, and lever is fixed on lower house by lever pin, make the lever can
Circle around lever pin；On middle pressure inlet channel concentric fits push rod, seal rubber plug, middle pressure pressure regulation mouth, excessively stream spring,
Excessively stream valve block, excessively stream valve bracket, press inlet channel same with middle wherein under-voltage self-closing valve port and middle pressure pressure regulation mouth all pass through O-ring
The heart is fitted close, to reach sealing function, middle pressure pressure regulation mouth and excessively stream spring, excessively stream valve block, excessively stream valve bracket snug fit,
Allow excessively stream valve block to sense the pressure differential on both sides, the pressure of low-pressure chamber is reduced so as to mobile, excessively stream spring can make
Excessively stream valve block resets；Linkage effect is played in lever cooperation tangent with push rod, when ventilating every time, is lifted button and is driven rod cap, opens
Dynamic pull bar, magnetic devices, pull bar, lever, push rod so that seal rubber plug separates ventilation with under-voltage self-closing valve port, gas outlet can connect
Gas equipment gas, while pressure regulation mouth reaches secondary pressure regulation effect with seal rubber plug effect so that the pressure in low-pressure chamber is more
Be stable, when pressure regulation is failed, low pressure chamber room pressure increase cause start pull bar separate with magnetic devices, magnetic devices with
Move downward in the presence of iron plate captivation, so as to drive a series of component actuations so that seal rubber plug and under-voltage self-closing valve port
Laminating, prevents ventilation, realizes pressure regulation fail safe.
Beneficial effect
Due to two-stage pressure-regulating technology, on the basis of original one-level pressure regulation, a pressure regulation valve port is increased so that outlet pressure
It is more stable；Increased magnetic force mechanism so as to superpressure and under-voltage protection function；It is equipped with also in rod cap simultaneously and can reads
Win the confidence the card of breath so as to the collection with information data, the function of storage and transmission；Increased can automatically reset excessively stream dress
Put, excessively stream is closed more sensitive.
Description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings
Accompanying drawing is a kind of multifunctional fuel safety pressure regulator side structure schematic view that this utility model is provided
In accompanying drawing, 1, lower house；2nd, valve gap；3rd, high pressure admission passage；4th, middle pressure chamber room；5th, middle pressure inlet channel；6th, it is low
Pressure chamber；7th, gas outlet；8th, rubber cushion；9th, enter orotracheal tube；10th, O-ring；11st, handwheel；12nd, diaphragm；13rd, diaphragm；14th, spring；
15th, spring；16th, power transmission shaft；17th, pressing plate；18th, pressure regulation mouth；19th, pressure regulation bar；20th, pressure regulation plug；21st, pressuring adjusting valve base；22nd, bullet
Spring；23rd, start pull bar；24th, rod cap；25th, card；26th, back-up ring；27th, carry button；28th, magnetic devices；29th, iron plate；30th, pull bar；
31st, lever；32nd, lever pin；33rd, push rod；34th, seal rubber plug；35th, middle pressure pressure regulation mouth；36th, excessively stream spring；37th, excessively stream valve block；
38th, excessively stream valve bracket；39th, under-voltage self-closing valve port.
Specific embodiment：
(as shown in drawings) a kind of multi-stage pressure regulating self-closing safety valve door that this utility model is provided；It includes lower house (1)
With valve gap (2)；Lower house (1) with the high pressure admission passage (3), middle pressure chamber room (4) being interconnected, it is middle pressure inlet channel (5),
Low-pressure chamber (6), gas outlet (7)；It is equiped with rubber cushion (8) on high pressure admission passage (3) with one heart, enters orotracheal tube (9), O-ring
(10) and handwheel (11), enter orotracheal tube (9) to act on handwheel (11) limited location, enter orotracheal tube (9) and high pressure admission passage (3)
Between clamp O-ring (10) and play sealing function, enter orotracheal tube (9) also one rubber cushion (8) of snug fit so that valve can
By being installed on air feed equipment；Two panels flexible sheet, diaphragm (12) and diaphragm (13) are clamped between valve gap (2) and lower house (1)
Reach the effect of sealing, between valve gap (2) and diaphragm (12), diaphragm (13), be equiped with respectively setting pressure spring (14),
Spring (15), diaphragm (12) center are equiped with a power transmission shaft that can be driven (16) and a pressing plate (17), power transmission shaft (16)
Diaphragm (12) is compressed between pressing plate (17) to play sealing function；Pressure regulation mouth (18) on high pressure admission passage (3), and
And be jointly mounted on pressuring adjusting valve base (21) with one heart with pressure regulation bar (19) concentric fit, pressure regulation plug (20) and pressure regulation bar (19),
The spring (22) of a setting pressure, power transmission shaft (16) and pressure regulation bar are equiped between pressuring adjusting valve base (21) and lower house (1) also
(19) fit, play linkage effect, diaphragm (12) drives a series of linkage parts to reach tune under the effect of middle pressure chamber room (4) pressure
The effect of pressure；Diaphragm (13) center is equiped with a startup pull bar (23), and the upper end for starting pull bar (23) is equiped with rod cap
(24), the card (25) equipped with a built-in chip in rod cap (24), the card with chip (25) can be with logging data, side
Just can tracing management, outside is equiped with back-up ring (26) respectively and carries button (27) in rod cap (24), the lower section of startup pull bar (23)
A magnetic devices (28) is equiped with, with its adhesive, below magnetic devices (28), has an iron plate (29) to be fixed on lower house (1)
On, iron plate (29) center also extends through pull bar (30), and pull bar (30) is fixed together with magnetic devices (28), and pull bar (30) is gone back and thick stick
Bar (31) coordinates and plays linkage effect, and lever (31) is fixed on lower house (1) by lever pin (32), makes the lever (31) can be around thick stick
Lever pin (32) is circled；On middle pressure inlet channel (5), concentric fits push rod (33), seal rubber plug (34), middle pressure pressure regulation
Mouth (35), excessively stream spring (36), excessively stream valve block (37), excessively stream valve bracket (38), wherein under-voltage self-closing valve port (39) and middle pressure
Pressure regulation mouth (35) all passes through O-ring and the concentric tight fit of middle pressure inlet channel (5), to reach sealing function, middle pressure pressure regulation mouth
(35) with excessively stream spring (36), excessively stream valve block (37), excessively stream valve bracket (38) snug fit so that excessively stream valve block (37) can be with
The pressure differential on both sides is sensed, the pressure of low-pressure chamber (6) is reduced so as to mobile, excessively stream spring (36) can make excessively stream valve block
(37) reset；Linkage effect is played in lever (31) cooperation tangent with push rod (33), when ventilating every time, is lifted button (27) and is driven drawing
Pole cap (24), startup pull bar (23), magnetic devices (28), pull bar (30), lever (31), push rod (33) so that seal rubber plug
(34) ventilation is separated with under-voltage self-closing valve port (39), gas outlet (7) can connect gas equipment gas, while pressure regulation mouth (35) and sealing
Plug (34) effect reaches secondary pressure regulation effect so that the pressure in low-pressure chamber (6) is more stable, when pressure regulation is failed, low
Pressure chamber (6) interior pressure is increased to cause to start pull bar (23) and is separated with magnetic devices (28), magnetic devices (28) with iron plate
(29) move downward in the presence of captivation, so as to drive a series of component actuations so that seal rubber plug (34) is self-closing with under-voltage
Valve port (39) is fitted, and prevents ventilation, realizes pressure regulation fail safe.
Claims (1)
1. a kind of multi-stage pressure regulating self-closing safety valve door；It includes lower house (1) and valve gap (2)；Lower house (1) is with being interconnected
High pressure admission passage (3), middle pressure chamber room (4), it is middle pressure inlet channel (5), low-pressure chamber (6), gas outlet (7)；High pressure admission
It is equiped with rubber cushion (8) on passage (3) with one heart, enters orotracheal tube (9), O-ring (10) and handwheel (11)；Valve gap (2) and lower house
(1) diaphragm (12) and diaphragm (13) are clamped between, between valve gap (2) and diaphragm (12), diaphragm (13), setting is equiped with respectively
The spring (14) of pressure, spring (15), diaphragm (12) center are equiped with a power transmission shaft that can be driven (16) and a pressing plate
(17) diaphragm (12) is compressed between power transmission shaft (16) and pressing plate (17),；Pressure regulation mouth (18) on high pressure admission passage (3),
And pressuring adjusting valve base (21) is jointly mounted to one heart with pressure regulation bar (19) concentric fit, pressure regulation plug (20) and pressure regulation bar (19)
On, the spring (22) of a setting pressure, power transmission shaft (16) and pressure regulation are also equiped between pressuring adjusting valve base (21) and lower house (1)
Bar (19) is fitted；Diaphragm (13) center is equiped with a startup pull bar (23), and the upper end for starting pull bar (23) is equiped with rod cap
(24), in rod cap (24), in the card (25) equipped with a built-in chip, rod cap (24), outside is equiped with back-up ring respectively
(26) and carrying button (27), starting and a magnetic devices (28) is equiped with below pull bar (23), magnetic devices have one below (28)
Individual iron plate (29) is fixed on lower house (1), and iron plate (29) center also extends through pull bar (30), pull bar (30) and magnetic devices (28)
It is fixed together, pull bar (30) is also coordinated with lever (31), lever (31) is fixed on lower house (1) by lever pin (32)；In
In pressure inlet channel (5), concentric fits push rod (33), seal rubber plug (34), middle pressure pressure regulation mouth (35), excessively stream spring (36), mistake
Stream valve block (37), excessively stream valve bracket (38), wherein under-voltage self-closing valve port (39) with it is middle pressure pressure regulation mouth (35) all pass through O-ring and
Middle pressure inlet channel (5) is fitted close with one heart, middle to press pressure regulation mouth (35) and excessively stream spring (36), excessively stream valve block (37), excess flow valve
Plate rack (38) snug fit；Lever (31) and the tangent cooperation of push rod (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621054072.5U CN206054860U (en) | 2016-08-31 | 2016-08-31 | A kind of multi-stage pressure regulating self-closing safety valve door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621054072.5U CN206054860U (en) | 2016-08-31 | 2016-08-31 | A kind of multi-stage pressure regulating self-closing safety valve door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206054860U true CN206054860U (en) | 2017-03-29 |
Family
ID=58371264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621054072.5U Expired - Fee Related CN206054860U (en) | 2016-08-31 | 2016-08-31 | A kind of multi-stage pressure regulating self-closing safety valve door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206054860U (en) |
-
2016
- 2016-08-31 CN CN201621054072.5U patent/CN206054860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self -imposed safety -valve of multistage pressure regulating Effective date of registration: 20180725 Granted publication date: 20170329 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI ORIENTAL ABRASIVE DIE CASTING CO., LTD. Registration number: 2018990000596 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20180831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200605 Granted publication date: 20170329 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI ORIENTAL ABRASIVE DIE CASTING Co.,Ltd. Registration number: 2018990000596 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |