CN201794681U - Automatic gas pressure regulator - Google Patents
Automatic gas pressure regulator Download PDFInfo
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- CN201794681U CN201794681U CN2010205497200U CN201020549720U CN201794681U CN 201794681 U CN201794681 U CN 201794681U CN 2010205497200 U CN2010205497200 U CN 2010205497200U CN 201020549720 U CN201020549720 U CN 201020549720U CN 201794681 U CN201794681 U CN 201794681U
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- gas
- combustion gas
- nozzle
- housing
- vacuum
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
The utility model discloses an automatic gas pressure regulator, which is arranged on a small fuel engine during use. The automatic gas pressure regulator comprises a shell provided with an air inlet nozzle and an air outlet nozzle, a safety gas stopping device and an automatic pressure regulating device; when the engine runs, a piston descends to generate vacuum in a cylinder, the vacuum is transferred into the negative pressure cavity in the safety gas stopping device through an admission passage to suck a vacuum diaphragm, a rocker arm mechanism is driven to open the air inlet nozzle, the gas enters the throat of a carburetor of the small fuel engine after pressure regulation and pressure stabilization of the automatic pressure regulating device, and the gas and the air sucked by the engine form 'air-gas' mixed gas with an ideal mixing ratio at the throat. The automatic gas pressure regulator can change the small fuel engine into a multi-fuel purpose engine product which can use gasoline fuel and gas fuels (such as natural gas, liquefied petroleum gas, methane, water gas and the like), and can ensure low rotational speed fluctuation and stable operation of the engine.
Description
Technical field
The utility model relates to a kind of combustion gas automatic voltage regulator.
Background technique
At present, both at home and abroad institute's small-sized fuel engine of developing, manufacturing has three types of petrol engine, kerosene oil engine and diesel engines.The main trend that is transformed to gas energy such as rock gases by oil, coal along with fuel energy in the world and to the rapid growth year by year of the market demand of electronic products such as small generator has promoted the very big development of China's machine building industry.Under the situation that China's small-sized fuel engine products export amount increases fast, research and development utilizes combustion gas automatic voltage regulator technology, it is applied on the small-sized fuel engine so that it can utilize gaseous fuels such as rock gas better, in the society that advocates the life of green energy resource and low-carbon (LC), meaning is very great.
Summary of the invention
The utility model purpose is: a kind of combustion gas automatic voltage regulator is provided, it is installed on the small-sized fuel engine, small-sized fuel engine is changed into can use many fuel purposes engine product that Fuel Petroleum again can using gases fuel (gaseous fuels such as rock gas, liquefied petroleum gas (LPG), biogas, water gas).
The technical solution of the utility model is: a kind of combustion gas automatic voltage regulator, it is characterized in that comprising that the housing, the safe gas stopping device that are provided with air inlet nozzle and outlet nozzle reach from regulator, described safe gas stopping device comprises to be located at the vacuum nozzle on the housing and to be located at housing interior blast nozzle, vacuum diaphragm, Returnning spring and rocker arm body, described blast nozzle communicates with air inlet nozzle, surround negative cavity between one side of described vacuum diaphragm and inner walls, described negative cavity links to each other with vacuum nozzle; Described rocker arm body comprises the rocking arm of pin joint on the inboard key seat of housing, the end deduction blast nozzle of described rocking arm, and the other end then is fixed on the vacuum diaphragm, and described Returnning spring is positioned at negative cavity, and two ends are supported respectively and are located on inner walls and the vacuum diaphragm; Describedly comprise voltage regulation diaphragm, pressure adjusting spring and screw press from regulator, described voltage regulation diaphragm is located in the housing, and surrounds the decompression pressure stabilizing cavity jointly with the opposite side of inner walls and vacuum diaphragm, described decompression pressure stabilizing cavity with link to each other into and out of valve; Described screw press is screwed onto in the tapped hole that housing is provided with, and screw press inside is provided with the cavity that holds pressure adjusting spring, and described pressure adjusting spring one end supports and is located at the cavity end, and the other end then links to each other with rocking arm in the rocker arm body.
The utility model also further comprises the pre-enrichment-system of combustion gas, and the pre-enrichment-system of this combustion gas comprises rubber waterproof cap, enriching adjusting screw rod, cylindrical nut, pressure spring and spring seat; Described housing is provided with the screw rod perforating, described screw rod perforating internal fixation has spring seat, described enriching adjusting screw rod passes the spring seat endoporus, one end is fixed with the voltage regulation diaphragm in the housing, the other end cylindrical nut that then is spirally connected, tightly on cylindrical nut, described pressure spring one end supports and is located on the spring seat described rubber waterproof cap sleeve, and the other end then supports and is located in the rubber waterproof cap.
Further, housing described in the utility model is by the cylindrical casing of an opening and be fastened on the cylindrical casing opening surface and the circular closure of fixing by screw and cylindrical casing together constitutes, described voltage regulation diaphragm is clamped and fixed between cylindrical casing and the circular closure, and around the described vacuum diaphragm by annular pressing plate and screw in the cylindrical casing bottom, described annular pressing plate, cylindrical casing and circular closure are concentric; Described air inlet nozzle, outlet nozzle and vacuum nozzle all are located on the cylindrical cover shell side wall, and described screw rod perforating then is located at the circle centre position of circular closure.
Further, described in the utility model on the rocking arm one be connected with vertical with it transverse arm, be provided with pin-and-hole in the transverse arm, wear bearing pin in the pin-and-hole, the two ends of bearing pin are articulated in respectively on two key seats being located on the cylindrical casing; Described pressure adjusting spring one end in regulator supports the cavity end that is located in the screw press, and the other end then links to each other with above-mentioned transverse arm, and pressure adjusting spring is vertical with transverse arm, and the immovable point of described rocking arm and vacuum diaphragm is positioned at the circle centre position of annular pressing plate.
Further, also gripped decompression pressure stabilizing cavity seal ring between cylindrical casing described in the utility model and the circular closure.
Further, also gripped the negative cavity seal ring between annular pressing plate described in the utility model and the cylindrical casing bottom.
Further, flow control valve is housed on the outlet nozzle described in the utility model, described flow control valve comprises the Flow-rate adjustment valve body that fuses with outlet nozzle and is fixed on Flow-rate adjustment screw rod on the Flow-rate adjustment valve body by locking nut, the outlet passageway of described Flow-rate adjustment valve body is communicated with outlet nozzle, and described Flow-rate adjustment screw rod can vertically be regulated in the Flow-rate adjustment valve body to change the cross-sectional sizes of outlet passageway.
Further, one end of rocking arm described in the utility model is fixed with envelope gas rubber column, and by this envelope gas rubber column deduction blast nozzle.
This combustion gas automatic voltage regulator that the utility model provides, it need be installed in the enterprising enforcement usefulness of small-sized fuel engine, and when specifically assembling, air inlet nozzle and gas source (combustion gas is meant gaseous fuels such as rock gas, liquefied petroleum gas (LPG), biogas, water gas) join; Intake duct opening on vacuum nozzle and the small-sized fuel engine thermal baffle joins, thereby the formed negative pressure of intake duct communicates during with engine running; Described outlet nozzle is the Carburetor aditus laryngis of connection small fuel engine then.The working principle of each device is as follows in the utility model:
Safe gas stopping device: because the physical state of combustion gas and gasoline is different, make combustion gas must guarantee strict sealing, it is dangerous to avoid gas leakage to occur, and adopts safe gas stopping device for this reason.After small-sized fuel engine running, the vacuum that produces in cylinder when engine piston is descending is delivered under negative cavity in the utility model inhales the vacuum diaphragm through intake duct, drive rocking arm and open blast nozzle, combustion gas just enters the Carburetor aditus laryngis place of small-sized fuel engine through reduce pressure pressure stabilizing cavity and outlet nozzle.When engine stoping operation, the vacuum expendable pattern of motor, the elastic force of Returnning spring promotes the stretching, extension of vacuum diaphragm and drives rocking arm action sealing blast nozzle, makes combustion gas not enter the engine and carburetor aditus laryngis through decompression pressure stabilizing cavity and outlet nozzle, thereby the problem of combustion gas leakage also just can not occur.
From regulator: the function of this device is that the running for small-sized fuel engine provides the combustion gas that pressure is lower and the pressure surge scope is very little, the staff is at first according to the employed gas source situation of motor, set up the position and the tightness of screw press in advance, guarantee to be the combustion gas that the motor proper functioning provides convenient pressure for the tightening force size of rocking arm with this thereby change pressure adjusting spring.Subsequently, when because gaseous-pressure that source of the gas provided when exceeding the needed pressure range of motor proper functioning because of fluctuation, voltage regulation diaphragm moves with the variation of gaseous-pressure and drives the rocking arm action, and then envelope gas rubber column on the rocking arm is moved change the blast nozzle aperture that links to each other with the decompression pressure stabilizing cavity, thereby guarantee the stable of gaseous-pressure, satisfy the proper functioning of motor.
Flow control valve: the function of this valve is the combustion gas that optimum flow is provided for small-sized fuel engine work, further guarantees to enter the combustion gas and the air mixing ratio ideal of motor, the sufficient combustion of combustion gas, emission compliance.This device can change the cross-sectional sizes of Flow-rate adjustment valve body outlet passageway by regulating the height of Flow-rate adjustment screw rod, and then adjusts the combustion gas molecular amounts that enters motor, and the combustion gas molecule of optimal number is provided for motor.
The pre-enrichment-system of combustion gas: the function of this device is when starting small-sized fuel engine, and the combustion gas of some is provided for motor in advance.Promote the enriching adjusting screw rod when moving the rubber waterproof cap, and then promote voltage regulation diaphragm drive rocking arm unlatching blast nozzle, make combustion gas through pressure stabilizing cavity and the outlet nozzle inflow engine cylinder of reducing pressure with hand.
The small-sized fuel engine that the utility model relates to is meant fuel such as using gasoline, kerosene, diesel oil, rated power below 19Kw, mainly as family expenses such as generator, water pump, microtilling machine, washing machine, grass-mowing machine, stirrer, road cleaner, agricultural, industrial building equipment with, lawn and garden equipment with and the power used of off roader.
The utility model has the advantages that:
1. this combustion gas automatic voltage regulator that provides of the utility model, be installed on the small-sized fuel engine, small-sized fuel engine changed into to use many fuel purposes engine product that Fuel Petroleum again can using gases fuel (gaseous fuels such as rock gas, liquefied petroleum gas (LPG), biogas, water gas); The fuel that has promoted small-sized fuel engine greatly is by the conversion to green energy resources such as rock gas, liquefied petroleum gas (LPG), biogas, water gas such as gasoline, kerosene, diesel oil, really realizes the low-carbon (LC) that people expect and yearn for, green life.
2. this combustion gas automatic voltage regulator that provides of the utility model can be guaranteed air and the combustion gas proportioning ideal of small-sized fuel engine in full operating mode during its work, and sufficient combustion makes that the fluctuation of speed of motor is little, working stability.
3. this combustion gas automatic voltage regulator that provides of the utility model, overall structure is simple, and low cost of manufacture is safe and reliable; Applying of this product can have a tremendous social and economic benefits.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is enclosure interior structural representation of the present utility model (a removal circular closure);
Fig. 2 is the A-A sectional drawing of Fig. 1;
Fig. 3 is the B-B sectional drawing of Fig. 1;
Fig. 4 is that the K of Fig. 1 is to revolved view.
Wherein: 1, housing; 1a, cylindrical casing; 1b, circular closure; 2, air inlet nozzle; 3, outlet nozzle; 4, vacuum nozzle; 5, blast nozzle; 6, vacuum diaphragm; 7, Returnning spring; 8, key seat; 9, rocking arm; 10, voltage regulation diaphragm; 11, pressure adjusting spring; 12, screw press; 13, rubber waterproof cap; 14, enriching adjusting screw rod; 15, cylindrical nut; 16, pressure spring; 17, spring seat; 18, annular pressing plate; 19, transverse arm; 20, bearing pin; 21, decompression pressure stabilizing cavity seal ring; 22, negative cavity seal ring; 23, Flow-rate adjustment valve body; 24, locking nut; 25, Flow-rate adjustment screw rod; 26, envelope gas rubber column.
Embodiment
Embodiment: in conjunction with Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, this combustion gas automatic voltage regulator that present embodiment provides is by the housing 1 that is provided with air inlet nozzle 2 and outlet nozzle 3, safe gas stopping device, form jointly from the pre-enrichment-system of regulator, flow control valve and combustion gas.Housing described in the present embodiment 1 is by the cylindrical casing 1a of an opening and be fastened on the cylindrical casing 1a opening surface and by screw and together constitute with the circular closure 1b that cylindrical casing 1a fixes.
Specifically in conjunction with Fig. 1, Fig. 2 and shown in Figure 3, described safe gas stopping device comprises the vacuum nozzle of being located on the housing 14 and is located at blast nozzle 5, vacuum diaphragm 6, Returnning spring 7 and rocker arm body in the housing 1, described air inlet nozzle 2, outlet nozzle 3 and vacuum nozzle 4 specifically all are located on the cylindrical casing 1a sidewall, described blast nozzle 5 communicates with air inlet nozzle 2, be fixed on cylindrical casing 1a bottom by annular pressing plate 18 and screw (not marking among the figure) around the described vacuum diaphragm 6, described annular pressing plate 18, cylindrical casing 1a and circular closure 1b are concentric; Surround negative cavity between one side of described vacuum diaphragm 6 and housing 1 inwall, described negative cavity links to each other with vacuum nozzle 4.Also gripped negative cavity seal ring 22 between described annular pressing plate 18 and the cylindrical casing 1a bottom.Described rocker arm body comprises rocking arm 9, and one is connected with vertical with it transverse arm 19 on the described rocking arm 9, is provided with pin-and-hole in the transverse arm 19, wears bearing pin 20 in the pin-and-hole, and the two ends of bearing pin 20 are articulated in respectively on two key seats 8 being located on the cylindrical casing 1a.Described rocking arm 9 one ends are fixed with envelope gas rubber column 26, and by these envelope gas rubber column 26 deduction blast nozzles 5, the other end then is fixed on the vacuum diaphragm 6, and described Returnning spring 7 is positioned at negative cavity, and two ends are supported respectively and are located on housing 1 inwall and the vacuum diaphragm 6.
Specifically in conjunction with Fig. 1, shown in Figure 2, describedly comprise voltage regulation diaphragm 10, pressure adjusting spring 11 and screw press 12 from regulator, described voltage regulation diaphragm 10 is located in the housing 1, specifically be clamped and fixed between cylindrical casing 1a and the circular closure 1b, and surround the decompression pressure stabilizing cavity jointly with the opposite side of housing 1 inwall and vacuum diaphragm 6, described decompression pressure stabilizing cavity with link to each other into and out of valve 2,3, also gripped simultaneously decompression pressure stabilizing cavity seal ring 21 between described cylindrical casing 1a and the circular closure 1b.Described screw press 12 is screwed onto in the tapped hole that housing 1 is provided with, screw press 12 inside are provided with the cavity that holds pressure adjusting spring 11, described pressure adjusting spring 11 1 ends support the cavity end that is located in the screw press 12, the other end then links to each other with transverse arm 19 in the rocker arm body, and pressure adjusting spring 11 is vertical with transverse arm 19, and the immovable point of described rocking arm 9 and vacuum diaphragm 6 is positioned at the circle centre position of annular pressing plate 18.
Specifically in conjunction with shown in Figure 2, the pre-enrichment-system of described combustion gas comprises rubber waterproof cap 13, enriching adjusting screw rod 14, cylindrical nut 15, pressure spring 16 and spring seat 17; Described screw rod perforating is located at the circle centre position of circular closure 1b, screw rod perforating internal fixation has spring seat 17, described enriching adjusting screw rod 14 passes spring seat 17 endoporus, one end is fixed with the voltage regulation diaphragm 10 in the housing 1, the other end cylindrical nut 15 that then is spirally connected, described rubber waterproof cap 13 is locked on cylindrical nut 15, and described pressure spring 16 1 ends support and are located on the spring seat 17, and the other end then supports and is located in the rubber waterproof cap 13.
Specifically in conjunction with shown in Figure 4, described flow control valve is installed on the outlet nozzle 3, this flow control valve comprises the Flow-rate adjustment valve body 23 that fuses with outlet nozzle 3 and is fixed on Flow-rate adjustment screw rod 25 on the Flow-rate adjustment valve body 23 by locking nut 24, the outlet passageway of described Flow-rate adjustment valve body 23 is communicated with outlet nozzle 3, and described Flow-rate adjustment screw rod 25 can vertically be regulated in Flow-rate adjustment valve body 23 to change the cross-sectional sizes of outlet passageway.
This combustion gas automatic voltage regulator that the utility model provides, it need be installed in the enterprising enforcement usefulness of small-sized fuel engine, and when specifically assembling, air inlet nozzle 2 joins with gas source (combustion gas is meant gaseous fuels such as rock gas, liquefied petroleum gas (LPG), biogas, water gas); Vacuum nozzle 4 joins with intake duct opening on the small-sized fuel engine thermal baffle, thereby the formed negative pressure of intake duct communicates during with engine running; The Carburetor aditus laryngis of 3 connection small fuel engines of described outlet nozzle.The working principle of each device is as follows in the utility model:
Safe gas stopping device: because the physical state of combustion gas and gasoline is different, make combustion gas must guarantee strict sealing, it is dangerous to avoid gas leakage to occur, and adopts safe gas stopping device for this reason.After small-sized fuel engine running, the vacuum that produces in cylinder when engine piston is descending is delivered under negative cavity in the utility model inhales vacuum diaphragm 6 through intake duct, drive rocking arm 9 and open blast nozzle 5, combustion gas just enters the Carburetor aditus laryngis place of small-sized fuel engine through reduce pressure pressure stabilizing cavity and outlet nozzle 3.When engine stoping operation, the vacuum expendable pattern of motor, the elastic force of Returnning spring 7 promotes 6 stretching, extensions of vacuum diaphragm and drives rocking arm 9 action sealing blast nozzles 5, makes combustion gas not enter the engine and carburetor aditus laryngis through decompression pressure stabilizing cavity and outlet nozzle 3, thereby the problem of combustion gas leakage also just can not occur.
From regulator: the function of this device is that the running for small-sized fuel engine provides the combustion gas that pressure is lower and the pressure surge scope is very little, the staff is at first according to the employed gas source situation of motor, set up the position and the tightness of screw press 12 in advance, guarantee to be the combustion gas that the motor proper functioning provides convenient pressure for the tightening force size of rocking arm 9 with this thereby change pressure adjusting spring 11.Subsequently, when because gaseous-pressure that source of the gas provided when exceeding the needed pressure range of motor proper functioning because of fluctuation, voltage regulation diaphragm 10 moves with the variation of gaseous-pressure and drives rocking arm 9 actions, and then make envelope gas rubber column 26 actions on the rocking arm 9 change blast nozzle 5 apertures that link to each other with the decompression pressure stabilizing cavity, thereby guarantee the stable of gaseous-pressure, satisfy the proper functioning of motor.
Flow control valve: the function of this valve is the combustion gas that optimum flow is provided for small-sized fuel engine work, further guarantees to enter the combustion gas and the air mixing ratio ideal of motor, the sufficient combustion of combustion gas, emission compliance.This device can change the cross-sectional sizes of Flow-rate adjustment valve body 23 outlet passageways by regulating the height of Flow-rate adjustment screw rod 25, and then adjusts the combustion gas molecular amounts that enters motor, and the combustion gas molecule of optimal number is provided for motor.
The pre-enrichment-system of combustion gas: the function of this device is when starting small-sized fuel engine, and the combustion gas of some is provided for motor in advance.Promote enriching adjusting screw rods 14 when move rubber waterproof cap 13 with hand, and then promote voltage regulation diaphragm 10 drive rocking arms 9 unlatching blast nozzles 5, make combustion gas through pressure stabilizing cavity and the outlet nozzle 3 inflow engine cylinders of reducing pressure.
Claims (8)
1. combustion gas automatic voltage regulator, it is characterized in that comprising that the housing (1), the safe gas stopping device that are provided with air inlet nozzle (2) and outlet nozzle (3) reach from regulator, described safe gas stopping device comprises the vacuum nozzle of being located on the housing (1) (4) and is located at housing (1) interior blast nozzle (5), vacuum diaphragm (6), Returnning spring (7) and rocker arm body, described blast nozzle (5) communicates with air inlet nozzle (2), surround negative cavity between one side of described vacuum diaphragm (6) and housing (1) inwall, described negative cavity links to each other with vacuum nozzle (4); Described rocker arm body comprises the rocking arm (9) of pin joint on the inboard key seat of housing (1) (8), the one end deduction blast nozzle (5) of described rocking arm (9), the other end then is fixed on the vacuum diaphragm (6), described Returnning spring (7) is positioned at negative cavity, and two ends are supported respectively and are located on housing (1) inwall and the vacuum diaphragm (6); Describedly comprise voltage regulation diaphragm (10), pressure adjusting spring (11) and screw press (12) from regulator, described voltage regulation diaphragm (10) is located in the housing (1), and surround the decompression pressure stabilizing cavity jointly with the opposite side of housing (1) inwall and vacuum diaphragm (6), described decompression pressure stabilizing cavity with link to each other into and out of valve (2,3); Described screw press (12) is screwed onto in the tapped hole that housing (1) is provided with, screw press (12) inside is provided with the cavity that holds pressure adjusting spring (11), described pressure adjusting spring (11) one ends support and to be located at the cavity end, and the other end then links to each other with rocking arm (9) in the rocker arm body.
2. combustion gas automatic voltage regulator according to claim 1, it is characterized in that also comprising the pre-enrichment-system of combustion gas, the pre-enrichment-system of this combustion gas comprises rubber waterproof cap (13), enriching adjusting screw rod (14), cylindrical nut (15), pressure spring (16) and spring seat (17); Described housing (1) is provided with the screw rod perforating, described screw rod perforating internal fixation has spring seat (17), described enriching adjusting screw rod (14) passes spring seat (17) endoporus, voltage regulation diaphragm (10) in the same housing of one end (1) is fixed, the other end cylindrical nut (15) that then is spirally connected, described rubber waterproof cap (13) is locked on cylindrical nut (15), and described pressure spring (16) one ends support and are located on the spring seat (17), and the other end then supports and is located in the rubber waterproof cap (13).
3. combustion gas automatic voltage regulator according to claim 2, it is characterized in that described housing (1) is by the cylindrical casing (1a) of an opening be fastened on cylindrical casing (1a) opening surface and together constitute by the fixing circular closure (1b) of screw and cylindrical casing (1a), described voltage regulation diaphragm (10) is clamped and fixed between cylindrical casing (1a) and the circular closure (1b), and described vacuum diaphragm (6) passes through annular pressing plate (18) and screw all around in cylindrical casing (1a) bottom, described annular pressing plate (18), cylindrical casing (1a) and circular closure (1b) are concentric; Described air inlet nozzle (2), outlet nozzle (3) and vacuum nozzle (4) all are located on cylindrical casing (1a) sidewall, and described screw rod perforating then is located at the circle centre position of circular closure (1b).
4. combustion gas automatic voltage regulator according to claim 3, it is characterized in that the last one of described rocking arm (9) is connected with vertical with it transverse arm (19), transverse arm is provided with pin-and-hole in (19), wear bearing pin (20) in the pin-and-hole, the two ends of bearing pin (20) are articulated in respectively on two key seats (8) of being located on the cylindrical casing (1a); Described pressure adjusting spring (11) one ends in regulator support the cavity end that is located in the screw press (12), the other end then links to each other with above-mentioned transverse arm (19), and pressure adjusting spring (11) is vertical with transverse arm (19), and the immovable point of described rocking arm (9) and vacuum diaphragm (6) is positioned at the circle centre position of annular pressing plate (18).
5. combustion gas automatic voltage regulator according to claim 3 is characterized in that also having gripped between described cylindrical casing (1a) and the circular closure (1b) decompression pressure stabilizing cavity seal ring (21).
6. combustion gas automatic voltage regulator according to claim 3 is characterized in that also having gripped negative cavity seal ring (22) between described annular pressing plate (18) and cylindrical casing (1a) bottom.
7. combustion gas automatic voltage regulator according to claim 1, it is characterized in that on the described outlet nozzle (3) flow control valve being housed, described flow control valve comprises the Flow-rate adjustment valve body (23) that fuses with outlet nozzle (3) and is fixed on Flow-rate adjustment screw rod (25) on the Flow-rate adjustment valve body (23) by locking nut (24), the outlet passageway of described Flow-rate adjustment valve body (23) is communicated with outlet nozzle (3), and described Flow-rate adjustment screw rod (25) can vertically be regulated in Flow-rate adjustment valve body (23) to change the cross-sectional sizes of outlet passageway.
8. combustion gas automatic voltage regulator according to claim 1 is characterized in that described rocking arm (9) one ends are fixed with envelope gas rubber column (26), and by this envelope gas rubber column (26) deduction blast nozzle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205497200U CN201794681U (en) | 2010-09-30 | 2010-09-30 | Automatic gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205497200U CN201794681U (en) | 2010-09-30 | 2010-09-30 | Automatic gas pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201794681U true CN201794681U (en) | 2011-04-13 |
Family
ID=43849594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205497200U Expired - Lifetime CN201794681U (en) | 2010-09-30 | 2010-09-30 | Automatic gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201794681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943085A (en) * | 2010-09-30 | 2011-01-12 | 苏州市双马机电有限公司 | Automatic gas pressure regulator |
-
2010
- 2010-09-30 CN CN2010205497200U patent/CN201794681U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943085A (en) * | 2010-09-30 | 2011-01-12 | 苏州市双马机电有限公司 | Automatic gas pressure regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110413 Effective date of abandoning: 20111221 |