CN2844777Y - Low-water-pressure starting water-vapor gear of gas water heater and gas water heater - Google Patents
Low-water-pressure starting water-vapor gear of gas water heater and gas water heater Download PDFInfo
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- CN2844777Y CN2844777Y CN 200520035248 CN200520035248U CN2844777Y CN 2844777 Y CN2844777 Y CN 2844777Y CN 200520035248 CN200520035248 CN 200520035248 CN 200520035248 U CN200520035248 U CN 200520035248U CN 2844777 Y CN2844777 Y CN 2844777Y
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Abstract
The utility model relates to a low water pressure starting water-gas linkage device for a gas water heater, which comprises a water valve, wherein one end of a shaft (7) in the water valve contacts a tympanic membrane (3) by a baffle plate (2), and the other end of the shaft (7) extends out of a water valve cover (1) and contacts one end of a push rod (9); the other end of the push rod (9) extends into an isolation head (15) and contacts a valve (12) in the isolation head (15); the other side of the valve (12) is spaced by an outer spring (13), and an inner spring (14) is arranged in the outer spring The utility model also provides a gas water heater, which comprises the low water pressure starting water-gas linkage device, and the inner spring is installed in the outer spring of the water-gas linkage device. In the utility model, an original outer spring is softened; thus, even the water pressure is very low, the valve can still be opened; when the water pressure is very low, a water flow does not exist, because the inner spring is arranged in the outer spring, the valve in the isolation head can be controlled to reliably close due to the action of the inner spring.
Description
Technical field
The utility model relates to the low hydraulic pressure of a kind of gas heater and starts the aqueous vapor linkage, relates to a kind of gas heater simultaneously.
Background technology
Present gas heater relies on the aqueous vapor linkage to control the unlatching of burnt gas valve, this aqueous vapor linkage is by water valve cap, baffle plate, eardrum, water valve body, the current limliting plug, the water transfer thick stick, axle, push rod, spring, valve, outer spring, isolating head constitutes, wherein axle one end in the water valve contacts with eardrum by baffle plate, the other end of axle stretches out outside the water valve cap and an end in contact of push rod, the outer spring that is with of this end of push rod, the other end of push rod stretches into the isolation head and contacts with its interior valve, the opposite side of valve is spacing by outer spring, cold water flows to from the water valve body water inlet, through the water transfer thick stick, behind the current limliting plug, flow out from delivery port, water is when mobile, produce pressure differential at the eardrum two ends, thereby eardrum is out of shape left, promote baffle plate and be moved to the left, drive again and axially move left, axle promotes push rod again and is moved to the left valve open, and behind the valve opening, combustion gas enters burner from air inlet, push rod also touches microswitch, connect power supply, this moment, outer spring was compressed, thereby allowed water heater begin operate as normal.After water stopped to flow, the eardrum pressure at two ends equated, moves right under the axle spring action outside, returns to original position, deenergization, and water heater quits work.Proper reset when guaranteeing the correct opening and closing of valve, require outer spring that certain intensity is arranged, the requirement of this requirement and valve opening sensitivity is conflicting, so present gas heater has certain requirement to hydraulic pressure or differential water pressures, when having only hydraulic pressure when the cooling water inlet place to certain value, just might back down valve by push rod, make combustion gas enter the combustion chamber, this structure is used to the user and is caused very big inconvenience, the dwelling house that hydraulic pressure is little can not use this constructed products, particularly bring certain trouble than higher user to floor, like this, because seasonal low hydraulic pressure or water concentrate the low hydraulic pressure that causes all may influence use.
Summary of the invention
Even providing a kind of low hydraulic pressure that also can make gas heater normally start sparking under ultralow hydraulic pressure situation, the purpose of this utility model starts the aqueous vapor linkage; The purpose of this utility model also is to provide a kind of and adopts this low hydraulic pressure to start the gas heater of aqueous vapor linkage.
In order to achieve the above object, the utility model adopts following technical scheme: the low hydraulic pressure of a kind of gas heater starts the aqueous vapor linkage, comprise water valve, axle one end in the water valve contacts with eardrum by baffle plate, the other end of axle stretches out outside the water valve cap and an end in contact of push rod, the outer spring that is with of this end of push rod, the other end of push rod stretches into the isolation head and contacts with its interior valve, the opposite side of valve is spacing by outer spring, inner spring is arranged in the outer spring, inner spring one end and the air inlet end in contact of isolating head, its other end contacts with the boss of valve.
The steel wire diameter of described spring is 0.5mm, and internal diameter is 4mm, and length is 21mm; The steel wire diameter of outer spring is 0.9mm, and internal diameter is 14.3mm, and length is 27mm; The steel wire diameter of inner spring is 1.5mm, and internal diameter is 10mm, and length is 12.5mm.
Described eardrum diameter is greater than 58mm, and the minimum place of current limliting plug channel diameter is 4.5mm.
The utility model also provides a kind of gas heater, comprises that low hydraulic pressure starts the aqueous vapor linkage, in the outer spring of this aqueous vapor linkage inner spring is arranged, inner spring one end and the air inlet end in contact of isolating head, and its other end contacts with the boss of valve.
The steel wire diameter of described outer spring is 0.9mm, and internal diameter is 14.3mm, and length is 27mm; The steel wire diameter of inner spring is 1.5mm, and internal diameter is 10mm, and length is 12.5mm.
The utility model since the eardrum effective diameter more than 58mm, the 4.5mm of the minimum place of current limliting plug channel diameter, at 0.01Mpa hydraulic pressure, when the passage of water transfer bar is in maximum rating, discharge is about 3kg/min., though avoid water heater to start, too small because of discharge, and situation about can't use occurs.The steel wire diameter 0.5mm of spring, internal diameter 4mm, length 21mm; The steel wire diameter 0.9mm of outer spring, internal diameter 14.3mm, length 27mm, when Dang Dinggang can just reliably contact with microswitch, about 11～13N that makes a concerted effort of the spring force of outer spring and inner spring.The steel wire diameter 1.5mm of inner spring, internal diameter 10mm, length 12.5mm, as compression 1mm, spring force is about 10N.When the top thick stick can just reliably contact with microswitch, the distance of inner spring and valve was less than 1mm, but can not contact.Because former outer spring is limbered up, when even hydraulic pressure is very low like this, also can guarantee to open valve, eliminated the situation of gas heater because of the low cisco unity malfunction of hydraulic pressure, very low or when not having current when hydraulic pressure, owing to increase in the outer spring inner spring is arranged, because the effect of inner spring is reliably closed the valve control of isolating in the head.
Description of drawings
Fig. 1 is the structural representation that the low hydraulic pressure of the utility model gas heater starts the aqueous vapor linkage;
Fig. 2 is the structural representation of the utility model gas heater.
The specific embodiment
The structure that the low hydraulic pressure of the utility model gas heater starts the aqueous vapor linkage sees that Fig. 1 as can be known: by water valve, axle 7, push rod 9, spring 11, valve 12, outer spring 13, inner spring 14, isolate 15 formation, 10 expression microswitches, wherein water valve is by water valve cap 1, baffle plate 2, eardrum 3, water valve body 4, current limliting plug 5, water transfer thick stick 6, pad 8 constitutes, axle 7 one ends in the water valve contact with eardrum 3 by baffle plate 2, the other end of axle 7 stretches out outside the water valve cap 1 and an end in contact of push rod 9, the outer spring 11 that is with of push rod 9 these ends, the other end of push rod 9 stretches into isolates 15 and contacts with its interior valve 12, the opposite side of valve 12 is spacing by outer spring 13, inner spring 14 is arranged in the outer spring 13, inner spring 14 1 ends and an air inlet end in contact of isolating 15, its other end contacts with the boss a of valve 12.Inner spring 14 is arranged in the outer spring 13, the air inlet end in contact of inner spring 14 1 ends and tracheae 15, its other end contacts with valve 12 boss.The steel wire diameter of spring 11 is 0.5mm, and internal diameter is 4mm, and length is 21mm; The steel wire diameter of outer spring 13 is 0.9mm, and internal diameter is 14.3mm, and length is 27mm; The steel wire diameter of inner spring 14 is 1.5mm, and internal diameter is 10mm, and length is 12.5mm.Eardrum 3 diameters are greater than 58mm, and the minimum place of current limliting plug 5 channel diameters is 4.5mm.Utility model since the eardrum effective diameter more than 58mm, the 4.5mm of the minimum place of current limliting plug channel diameter is at 0.01Mpa hydraulic pressure, when the passage of water transfer bar was in maximum rating, discharge was about 3kg/min., though avoid water heater to start, but too small because of discharge, and situation about can't use occurs.The steel wire diameter 0.5mm of spring, internal diameter 4mm, length 21mm; The steel wire diameter 0.9mm of outer spring, internal diameter 14.3mm, length 27mm, when Dang Dinggang can just reliably contact with microswitch, about 11～13N that makes a concerted effort of the spring force of outer spring and inner spring.The steel wire diameter 1.5mm of inner spring, internal diameter 10mm, length 12.5mm, as compression 1mm, spring force is about 10N.When the top thick stick can just reliably contact with microswitch, the distance of inner spring and valve is less than 1mm, but can not contact, because former outer spring is limbered up, even when hydraulic pressure is very low like this, also can guarantee to open valve, eliminated the situation of gas heater because of the low cisco unity malfunction of hydraulic pressure, very low or when not having current when hydraulic pressure, owing to increase in the outer spring inner spring is arranged, because the effect of inner spring is reliably closed the valve control of isolating in the head.
The structure of the utility model gas heater is as shown in Figure 2: be made of to wind apparatus 16, heat exchanger 17, igniting and induction installation 18, burner 19, controller 20, self-priming valve 21, water out adapter 22, inlet suction port 23, water supply connector 24, sectional-regulated bar 25 of the four seasons, the low hydraulic pressure startup of gas heater aqueous vapor linkage anti-, wherein in the outer spring 13 of this aqueous vapor linkage inner spring 14 is arranged, inner spring 14 1 ends and an air inlet end in contact of isolating 15, its other end contacts with the boss a of valve 12.The steel wire diameter of outer spring 13 is 0.9mm, and internal diameter is 14.3mm, and length is 27mm; The steel wire diameter of inner spring 14 is 1.5mm, and internal diameter is 10mm, and length is 12.5mm.
In Fig. 2, the frame line partly starts the aqueous vapor linkage for the low hydraulic pressure of gas heater, wherein inlet suction port 23 connects by air valve body and isolates an air inlet of 15 in the aqueous vapor linkage, also be connected with self-priming valve 21 on the air valve body, isolating a gas outlet of 15 in the aqueous vapor linkage connects tracheae and source of the gas is provided for burner 19, water supply connector 24 is by the water inlet of water valve body 4 in the water pipe connection aqueous vapor linkage, and the delivery port of water valve body 4 connects water out adapter 22 by water pipe in the aqueous vapor linkage.
Water enters from water supply connector 24, flow to from water valve body 4 water inlets, through water transfer thick stick 6, behind the current limliting plug 5, from water out adapter 22 outflows of delivery port, water is when mobile, produce pressure differential at eardrum 3 two ends, thereby eardrum 3 is out of shape left, promotes baffle plate 2 and be moved to the left, drive axle 7 again and be moved to the left, axle 7 promotes push rod 9 again and is moved to the left valve 12 (the 2nd road valve) is opened, and touch microswitch 10, and connect power supply, this moment, spring 13 was compressed, spring 14 is not stressed, (when valve 12 continued to be moved to the left, spring 14 just can be compressed), controller is started working, the igniter discharge, self-priming valve 21 (the first road valve) is opened, and allows the water heater normal combustion, after water stops to flow, the eardrum pressure at two ends equates, axle 7 on the left side springs 11,13,14 effects move right down, return to original position, deenergization, water heater quits work.
Claims (5)
1, the low hydraulic pressure of a kind of gas heater starts the aqueous vapor linkage, comprise water valve, axle (7) one ends in the water valve contact with eardrum (3) by baffle plate (2), the other end of axle (7) stretches out outside the water valve cap (1) and an end in contact of push rod (9), this end of push rod (9) is with spring (11) outward, the other end of push rod (9) stretches into isolation head (15) and contacts with its interior valve (12), the opposite side of valve (12) is spacing by outer spring (13), it is characterized in that: inner spring (14) is arranged in the outer spring (13), inner spring (14) one ends and the air inlet end in contact of isolating head (15), its other end contacts with the boss (a) of valve (12).
2, the super hydraulic pressure of gas heater according to claim 1 starts the aqueous vapor linkage, and it is characterized in that: the steel wire diameter of spring (11) is 0.5mm, and internal diameter is 4mm, and length is 21mm; The steel wire diameter of outer spring (13) is 0.9mm, and internal diameter is 14.3mm, and length is 27mm; The steel wire diameter of inner spring (14) is 1.5mm, and internal diameter is 10mm, and length is 12.5mm.
3, the super hydraulic pressure of gas heater according to claim 1 starts the aqueous vapor linkage, it is characterized in that: eardrum (3) diameter is greater than 58mm, and the minimum place of current limliting plug (5) channel diameter is 4.5mm.
4, a kind of gas heater, comprise that low hydraulic pressure starts the aqueous vapor linkage, it is characterized in that: inner spring (14) is arranged in the outer spring of this aqueous vapor linkage (13), inner spring (14) one ends and the air inlet end in contact of isolating head (15), its other end contacts with the boss (a) of valve (12).
5, gas heater according to claim 4 is characterized in that: the steel wire diameter of outer spring (13) is 0.9mm, and internal diameter is 14.3mm, and length is 27mm; The steel wire diameter of inner spring (14) is 1.5mm, and internal diameter is 10mm, and length is 12.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520035248 CN2844777Y (en) | 2005-08-25 | 2005-08-25 | Low-water-pressure starting water-vapor gear of gas water heater and gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520035248 CN2844777Y (en) | 2005-08-25 | 2005-08-25 | Low-water-pressure starting water-vapor gear of gas water heater and gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2844777Y true CN2844777Y (en) | 2006-12-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520035248 Expired - Lifetime CN2844777Y (en) | 2005-08-25 | 2005-08-25 | Low-water-pressure starting water-vapor gear of gas water heater and gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2844777Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788173A (en) * | 2012-08-22 | 2012-11-21 | 普鲁卡姆电器（上海）有限公司 | Self-adaptive gas pressure reducing valve |
| CN102878337A (en) * | 2012-10-19 | 2013-01-16 | 普鲁卡姆电器（上海）有限公司 | Self-adaptive double-gas-source valve |
| US9739389B2 (en) | 2011-04-08 | 2017-08-22 | David Deng | Heating system |
| US9752782B2 (en) | 2011-10-20 | 2017-09-05 | David Deng | Dual fuel heater with selector valve |
| US10073071B2 (en) | 2010-06-07 | 2018-09-11 | David Deng | Heating system |
| US10222057B2 (en) | 2011-04-08 | 2019-03-05 | David Deng | Dual fuel heater with selector valve |
-
2005
- 2005-08-25 CN CN 200520035248 patent/CN2844777Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10073071B2 (en) | 2010-06-07 | 2018-09-11 | David Deng | Heating system |
| US9739389B2 (en) | 2011-04-08 | 2017-08-22 | David Deng | Heating system |
| US10222057B2 (en) | 2011-04-08 | 2019-03-05 | David Deng | Dual fuel heater with selector valve |
| US9752782B2 (en) | 2011-10-20 | 2017-09-05 | David Deng | Dual fuel heater with selector valve |
| CN102788173A (en) * | 2012-08-22 | 2012-11-21 | 普鲁卡姆电器（上海）有限公司 | Self-adaptive gas pressure reducing valve |
| CN102788173B (en) * | 2012-08-22 | 2015-03-25 | 普鲁卡姆电器（上海）有限公司 | Self-adaptive gas pressure reducing valve |
| CN102878337A (en) * | 2012-10-19 | 2013-01-16 | 普鲁卡姆电器（上海）有限公司 | Self-adaptive double-gas-source valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150825 Granted publication date: 20061206 |
|
| EXPY | Termination of patent right or utility model |