CN203258095U - Fuel gas control ratio adjustment and pressure stability control device - Google Patents
Fuel gas control ratio adjustment and pressure stability control device Download PDFInfo
- Publication number
- CN203258095U CN203258095U CN 201320206739 CN201320206739U CN203258095U CN 203258095 U CN203258095 U CN 203258095U CN 201320206739 CN201320206739 CN 201320206739 CN 201320206739 U CN201320206739 U CN 201320206739U CN 203258095 U CN203258095 U CN 203258095U
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- ratio
- fuel gas
- ball valve
- permanent magnet
- voltage
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Abstract
The utility model discloses a fuel gas control ratio adjustment and pressure stability control device which comprises a valve body, wherein a fuel gas inlet channel, a ratio cavity and a fuel gas outlet are arranged in the valve body, a ratio coil set is arranged above the ratio cavity, and a ball valve component for controlling fuel gas outlet amount of the fuel gas outlet is arranged under the ratio coil set. The upper end face of the ball valve component is provided with a permanent magnet with a magnetic field opposite to a magnetic field generated by the ratio coil set. Due to the fact that the permanent magnet with the magnetic field opposite to the magnetic field generated by the ratio coil set is arranged under the ratio coil set, after the ratio coil set is powered on, the magnetic field force generated by the ratio coil set pushes the permanent magnet to move up and down to achieve up and down movement of the ball valve component. Therefore, output of fuel gas flow is achieved, and when currents are constant, stable output of flue gas flow is achieved. The fuel gas control ratio adjustment and pressure stability control device is applied to fuel gas water heaters, fuel gas wall-mounted furnaces, fuel gas furnaces and other fuel gas control systems.
Description
Technical field
The utility model relates to a kind of combustion gas control ratio to be regulated and voltage-stabilizing controller, belongs to a kind of control gear of fuel gas buring control.
Background technique
The combustion gas control ratio is regulated and voltage-stabilizing controller, is generally gas ratio valve.Gas ratio valve is exactly the modulating valve of combustion gas and AIR Proportional, can make the abundant energy saving of fuel gas buring by regulating.Gas ratio valve always is the core component of the gas utensils such as gas water-heater, burnt gas wall hanging furnace, gas fired boiler, and its Main Function is to stablize Proportional valve output to regulate the Proportional valve delivery pressure in the eyes and according to input current.
Combustion gas control ratio is in the market regulated and voltage-stabilizing controller, generally the size of current by change ratio coil changes the magnetic field size, the moving core that is in ratio coil central authorities is subject to the active force in magnetic field and moves up and down, thereby driving the ball valve assembly that is connected with moving core moves up and down, the breathing area that the sphere of ball valve assembly matches with proportion valve body moves up and down along with ball valve assembly and changes, the final Proportional valve delivery pressure that changes, the Proportional valve delivery pressure is to increase along with the increase of Proportional valve electric current.Present combustion gas control ratio is regulated and also there is following shortcoming in voltage-stabilizing controller: 1) solenoid valve in the control gear can not bear middle pressure impact; 2) in the valve without filtrating equipment, cause right large particulate matter wherein to enter valve inner, final, large particulate matter is stuck on the valve port and causes the gas leakage event, has a strong impact on product working life; 3) in long process, the combustion gas control ratio is regulated and sticking valve phenomenon can appear in voltage-stabilizing controller, the generation of fault and the security incident that some igniting fire of the valve that causes occurring not opening.
The model utility content
The purpose of this utility model is to provide a kind of combustion gas control ratio to regulate and voltage-stabilizing controller.
The solution that the utility model solves its technical problem is: a kind of combustion gas control ratio is regulated and voltage-stabilizing controller, it comprises valve body, described valve inner is provided with gas inlet passage, ratio cavity and gas outlet, the top of described ratio cavity is equipped with the ratio coil groups, described ratio coil groups below is equipped with the ball valve assembly of the gas outlet amount of control gas outlet, and the upper-end surface of ball valve assembly is equipped with the opposite permanent magnet in magnetic field that produces with the ratio coil groups.
As further improvement in the technical proposal, described ratio coil groups comprises the ratio support, is wrapped in the ratio coil of ratio internal stent and the magnetic core that is in ratio coil central authorities; Described ball valve assembly comprises ball valve rod, the upper end of described ball valve rod is fixed together by locking plate with permanent magnet after passing successively pad, diaphragm and lower cover, the lower end of ball valve rod is provided with sphere, be provided with composite component between described sphere and the ratio cavity, the breathing area that sphere matches with the inwall of composite component moves up and down along with ball valve assembly and changes and then change the Proportional valve delivery pressure.
As further improvement in the technical proposal, the top of described permanent magnet is provided with upper cover, and described upper cover is fastened on the lower cover, and the upper-end surface middle position of upper cover is provided with one and is convenient to the magnetic flux hole that the magnetic line of force passes through.
As further improvement in the technical proposal, be provided with a step in the described gas inlet passage, be inlaid with columned filter screen on the described step.
As further improvement in the technical proposal, the end face of described magnetic core and permanent magnet effect is provided with a step hole.
As further improvement in the technical proposal, the diameter of described step hole is less than the outer diameter of permanent magnet.
As further improvement in the technical proposal, also comprise and be installed in the outer electromagnet cut off valve of valve body, glue bat and glue are installed on the output terminal of described electromagnet cut off valve clap pad, the sealing back side that described glue is clapped is provided with a circle seal groove, is fixed on the sealing back side that glue is clapped behind the described seal groove of insertion after the end bending of described glue bat pad.
As further improvement in the technical proposal, the lower end surface of described composite component is provided with a circle and recovers groove, and composite component comprises the skeleton of steel part and is wrapped in the outer rubber parts of skeleton.
The beneficial effects of the utility model are: the utility model is by arranging a permanent magnet opposite with the magnetic field of ratio coil groups generation below the ratio coil groups, so after the energising of ratio coil groups, the magnetic force that the ratio coil groups produces promotes permanent magnet and moves up and down, thereby realize that ball valve assembly moves up and down, and then the output of realization gas flow, when current constant, realize the stable output of gas flow.
Description of drawings
Below in conjunction with accompanying drawing and example the utility model is further described.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the glue in the utility model is clapped and glue is clapped the structural representation that fills up;
Fig. 3 is the structural representation of the composite component in the utility model.
Embodiment
Below in conjunction with accompanying drawing, describe application of the present utility model in detail.
With reference to Fig. 1～Fig. 3, a kind of combustion gas control ratio is regulated and voltage-stabilizing controller, it comprises valve body 1, described valve body 1 inside is provided with gas inlet passage 16, ratio cavity 17 and gas outlet 18, the top of described ratio cavity 17 is equipped with the ratio coil groups, described ratio coil groups below is equipped with the ball valve assembly of the gas outlet amount of control gas outlet, and the upper-end surface of ball valve assembly is equipped with the opposite permanent magnet 10 in magnetic field that produces with the ratio coil groups.
Be further used as preferred embodiment the magnetic core 14 that described ratio coil groups comprises ratio support 19, is wrapped in the ratio coil 13 of ratio support 19 inside and is in ratio coil 13 central authorities; Described ball valve assembly comprises ball valve rod 6, the upper end of described ball valve rod 6 is passed after pad 15, diaphragm 7 and the lower cover 8 successively and permanent magnet 10 is fixed together by locking plate 9, the lower end of ball valve rod 6 is provided with sphere, be provided with composite component 3 between described sphere and the ratio cavity 17, the breathing area that sphere matches with the inwall of composite component 3 moves up and down along with ball valve assembly and changes and then change the Proportional valve delivery pressure, and the loam cake 12 with 17 sealings of ratio cavity also is installed between permanent magnet 10 and magnetic core.
Combustion gas enters by electromagnet cut off valve 5 from the gas inlet passage 16 of valve body 1, and under the effect of electromagnet cut off valve 5 control voltages, electromagnet cut off valve 5 is opened combustion gas and entered in the ratio cavity 17 from the valve port of valve body 1.Then, passing ratio coil 13 applies control ratio control electric current, under the effect of magnetic core 14 and ratio support 19, produce a powerful electromagnetic field, this powerful electromagnetic field is just opposite with the magnetic field that permanent magnet 10 produces, therefore the magnetic force that produces can push away permanent magnet 10 and move, because permanent magnet 10 is fixed together at the lower and upper cover 11 of the effect of locking plate 9, lower cover 8, diaphragm 7, pad holder 15 and ball valve rod 6, when permanent magnet 10 moves, ball valve rod 6 is also followed movement, finally reach the size of adjusting ratio valve port, thereby regulated the size of gas flow.Because air pressure acts on the diaphragm 7 at last, along with the increase of recent pressure, the power that acts on the diaphragm 7 is larger, and when the proportional control current constant, thereby the ratio valve port can reduce to realize the stable output of gas flow.
Be further used as preferred embodiment, the top of described permanent magnet 10 is provided with upper cover 11, and described upper cover 11 is fastened on the lower cover 8, and the upper-end surface middle position of upper cover 11 is provided with one and is convenient to the magnetic flux hole that the magnetic line of force passes through.
Be further used as preferred embodiment, be provided with a step in the described gas inlet passage 16, be inlaid with columned filter screen 2 on the described step, thereby prevented that effectively the large particulate matter in the combustion gas from entering valve body 1 inside, finally prevents owing to large particulate matter is stuck in the generation that causes the gas leakage event on the valve port.
Be further used as preferred embodiment, described magnetic core 14 is provided with a step hole with the end face of permanent magnet 10 effects, according to the strong characteristics of permanent magnet 10 peripheral magnetic intensities, by step hole is set, changed the distribution of the magnetic line of force on magnetic core 14 end faces, so that the utilization of magnetic energy is more abundant, can reduce the electric current of ratio coil.
Be further used as preferred embodiment, the diameter of described step hole is less than the outer diameter of permanent magnet 10.
Be further used as preferred embodiment, also comprise the electromagnet cut off valve 5 that is installed in outside the valve body 1, glue bat 4 and glue are installed on the output terminal of described electromagnet cut off valve 5 clap pad 40, after valve body 1 inside is stretched in described glue bat 4, can seal gas inlet passage 16 and ratio cavity 17 connectivity parts, on off operating mode between control gas inlet passage 16 and the ratio cavity 17, the sealing back side of described glue bat 4 is provided with a circle seal groove, be fixed on the sealing back side of glue bat 4 after the one end bending of described glue bat pad 40 behind the described seal groove of insertion, in electromagnet cut off valve 5 using processs, electromagnet cut off valve 5 can also use after the impact of high gaseous-pressure, the highest impact that can bear the 0.8MPa combustion gas.
Be further used as preferred embodiment, the lower end surface of described composite component 3 is provided with a circle and recovers groove, composite component 3 comprises the skeleton 30 of steel part and is wrapped in the outer rubber parts of skeleton, recovering groove is arranged on the rubber parts, the phenomenon of valve prevents from occurring when not using for a long time not opening, the lower end surface of composite component 3 is provided with a circle and recovers groove, can improve the sealing of proportion valve.
More than be that preferred embodiments of the present utility model is specified, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement under the prerequisite of the utility model spirit, the modification that these are equal to or replacement all are included in the application's claim limited range.
Claims (8)
1. a combustion gas control ratio is regulated and voltage-stabilizing controller, it comprises valve body (1), it is characterized in that: described valve body (1) inside is provided with gas inlet passage (16), ratio cavity (17) and gas outlet (18), the top of described ratio cavity (17) is equipped with the ratio coil groups, described ratio coil groups below is equipped with the ball valve assembly of the gas outlet amount of control gas outlet, and the upper-end surface of ball valve assembly is equipped with the opposite permanent magnet (10) in magnetic field that produces with the ratio coil groups.
2. combustion gas control ratio according to claim 1 is regulated and voltage-stabilizing controller, it is characterized in that: the magnetic core (14) that described ratio coil groups comprises ratio support (19), is wrapped in the inner ratio coil (13) of ratio support (19) and is in ratio coil (13) central authorities; Described ball valve assembly comprises ball valve rod (6), the upper end of described ball valve rod (6) is passed after pad (15), diaphragm (7) and the lower cover (8) successively and permanent magnet (10) is fixed together by locking plate (9), the lower end of ball valve rod (6) is provided with sphere, be provided with composite component (3) between described sphere and the ratio cavity (17), the breathing area that sphere matches with the inwall of composite component (3) moves up and down along with ball valve assembly and changes and then change the Proportional valve delivery pressure.
3. combustion gas control ratio according to claim 2 is regulated and voltage-stabilizing controller, it is characterized in that: the top of described permanent magnet (10) is provided with upper cover (11), described upper cover (11) is fastened on the lower cover (8), and the upper-end surface middle position of upper cover (11) is provided with one and is convenient to the magnetic flux hole that the magnetic line of force passes through.
According to claim 1 and 2 or 3 described combustion gas control ratios regulate and voltage-stabilizing controllers, it is characterized in that: be provided with a step in the described gas inlet passage (16), be inlaid with columned filter screen (2) on the described step.
According to claim 1 and 2 or 3 described combustion gas control ratios regulate and voltage-stabilizing controllers, it is characterized in that: described magnetic core (14) is provided with a step hole with the end face of permanent magnet (10) effect.
6. combustion gas control ratio according to claim 5 is regulated and voltage-stabilizing controller, and it is characterized in that: the diameter of described step hole is less than the outer diameter of permanent magnet (10).
According to claim 1 and 2 or 3 described combustion gas control ratios regulate and voltage-stabilizing controllers, it is characterized in that: also comprise being installed in the outer electromagnet cut off valve (5) of valve body (1), glue is installed on the output terminal of described electromagnet cut off valve (5) claps (4) and glue bat pad (40), the sealing back side that described glue is clapped (4) is provided with a circle seal groove, is fixed on the sealing back side that glue is clapped (4) behind the described seal groove of insertion after the end bending of described glue bat pad (40).
According to claim 2 or 3 described combustion gas control ratios regulate and voltage-stabilizing controllers, it is characterized in that: the lower end surface of described composite component (3) is provided with a circle and recovers groove, and composite component (3) comprises the skeleton (30) of steel part and is wrapped in the outer rubber parts of skeleton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320206739 CN203258095U (en) | 2013-04-22 | 2013-04-22 | Fuel gas control ratio adjustment and pressure stability control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320206739 CN203258095U (en) | 2013-04-22 | 2013-04-22 | Fuel gas control ratio adjustment and pressure stability control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203258095U true CN203258095U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320206739 Expired - Fee Related CN203258095U (en) | 2013-04-22 | 2013-04-22 | Fuel gas control ratio adjustment and pressure stability control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203258095U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626874A (en) * | 2016-03-16 | 2016-06-01 | 芜湖美的厨卫电器制造有限公司 | Gas proportional valve |
| CN107166048A (en) * | 2017-06-09 | 2017-09-15 | 杭州强邦精密机械电器有限公司 | Novel structure gas proportioning valve |
| CN108757992A (en) * | 2018-09-11 | 2018-11-06 | 广东万家乐燃气具有限公司 | A kind of gas ratio valve and water heater |
| IT201700111238A1 (en) * | 2017-10-04 | 2019-04-04 | Sit Spa | Valve unit for controlling the supply of a combustible gas to a burner appliance |
| CN110778773A (en) * | 2018-07-31 | 2020-02-11 | 浙江三花智能控制股份有限公司 | Electromagnetic driving device and gas proportional valve with same |
| CN112128985A (en) * | 2019-06-25 | 2020-12-25 | 芜湖美的厨卫电器制造有限公司 | Gas water heater's gas adjusting device and gas water heater that has it |
-
2013
- 2013-04-22 CN CN 201320206739 patent/CN203258095U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626874A (en) * | 2016-03-16 | 2016-06-01 | 芜湖美的厨卫电器制造有限公司 | Gas proportional valve |
| CN107166048A (en) * | 2017-06-09 | 2017-09-15 | 杭州强邦精密机械电器有限公司 | Novel structure gas proportioning valve |
| IT201700111238A1 (en) * | 2017-10-04 | 2019-04-04 | Sit Spa | Valve unit for controlling the supply of a combustible gas to a burner appliance |
| CN110778773A (en) * | 2018-07-31 | 2020-02-11 | 浙江三花智能控制股份有限公司 | Electromagnetic driving device and gas proportional valve with same |
| CN108757992A (en) * | 2018-09-11 | 2018-11-06 | 广东万家乐燃气具有限公司 | A kind of gas ratio valve and water heater |
| CN112128985A (en) * | 2019-06-25 | 2020-12-25 | 芜湖美的厨卫电器制造有限公司 | Gas water heater's gas adjusting device and gas water heater that has it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 |