CN202177109U - Gas burner - Google Patents
Gas burner Download PDFInfo
- Publication number
- CN202177109U CN202177109U CN2011202592566U CN201120259256U CN202177109U CN 202177109 U CN202177109 U CN 202177109U CN 2011202592566 U CN2011202592566 U CN 2011202592566U CN 201120259256 U CN201120259256 U CN 201120259256U CN 202177109 U CN202177109 U CN 202177109U
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- CN
- China
- Prior art keywords
- combustion head
- controller
- air
- servomotor
- gas burner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 67
- 239000007789 gas Substances 0.000 claims abstract description 31
- 230000003993 interaction Effects 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims description 45
- 239000000567 combustion gas Substances 0.000 claims description 18
- 238000012544 monitoring process Methods 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000000446 fuel Substances 0.000 abstract description 3
- 238000012806 monitoring device Methods 0.000 abstract 2
- 239000002912 waste gas Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000036651 mood Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
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- Regulation And Control Of Combustion (AREA)
Abstract
The utility model discloses a gas burner comprising a combustion head, a controller, a human-machine interaction device, an ignition device and a flame monitoring device both mounted on the combustion head, and a fuel device and an air supply device which are connected to the controller, respectively, wherein the output end of the flame monitoring device is connected to the input end of the controller; the output end of the controller is connected to the input end of the ignition device so as to control the on and off of the ignition device; and the human-machine interaction device is connected to the corresponding interface of the controller. The gas burner is characterized in that: the gas quantity and the air quantity are regulated independently; with the human-machine interaction device, an air-to-gas ratio is predetermined; an air valve and the gas quantity are automatically regulated; and the energy consumption is low; therefore, the emission of waste gas is reduced; the gas burner solves the problem of complex operation through the human-machine interaction device, and is high in automation degree, accurate in temperature control and high in gas regulation ratio, and is further capable of improving efficiency; the gas burner can be applied to either boilers or hot air furnaces, or hot-air (250 DEG C at most) combustion devices.
Description
Technical field
The utility model relates to a kind of burner, is specifically related to a kind of gas burner.
Background technology
Conventional at present gas burner can be divided into the single hop fire, two sections fire, ratios are regulated, but they all are mechanical interlocks, by changing the stroke of servomotor, drives air door and the operation of combustion gas dish valve through link rod then, regulates the size of fire amount.This gas burner is behind long-play, and its link rod can produce wearing and tearing or distortion, so the following defective of ubiquity: (1) energy consumption big (mechanical adjustment general mood is lower than precision, and it is insufficient to burn); (2) complicated operation (gaseous-pressure changes and will regulate again); (3) combustion gas is regulated than low (1: 4); (4) complicated in mechanical structure, part is short service life, problems such as repair difficult.
The utility model content
To the deficiency that prior art exists, the utility model purpose provides a kind of energy consumption gas burner low, simple to operate, have frame for movement simple, be convenient to advantages such as maintenance and part long service life.
To achieve these goals, the utility model is to realize through following technical scheme:
The utility model comprises combustion head, controller, human-computer interaction device, be installed in igniter and flame monitoring apparatus and the fuel-device and the air-supply arrangement that are connected respectively with controller on the combustion head; Flame monitoring apparatus output termination controller input is used for detected flame combustion signal is sent to controller; Controller output end contact fire device input is used to control igniter and opens and closes; Human-computer interaction device is connected with the controller corresponding interface.
The utility model also comprises the attemperating unit that is installed in the combustion head, and attemperating unit output termination controller input is used for temperature signal is transferred to controller.
The above-mentioned combustion head of stating comprises the combustion head housing and is installed in combustion head air inlet pipe and the combustion head blast pipe on the combustion head housing.
Above-mentioned combustion head also comprises flame-observing hole that is installed on the combustion head housing and the burner atomising device that is installed in the combustion head housing.
Above-mentioned fuel-device comprise the gaseous-pressure high detection device that is installed on the combustion head air inlet pipe and with the corresponding cartridge of combustion head air inlet pipe; The cartridge input is provided with the low checkout gear of gaseous-pressure that is used to detect the combustion gas admission pressure; Its output is equipped with air inlet dish valve; On the cartridge between low checkout gear of gaseous-pressure and the air inlet dish valve combination valve is installed, the cartridge between the combination valve is provided with leakage detection apparatus; Air inlet dish valve is through its aperture of tolerance servomotor control, and the tolerance servomotor is provided with tolerance servomotor feedback; Tolerance servomotor feedback, tolerance servomotor, the low checkout gear of gaseous-pressure, combination valve, gaseous-pressure high detection device are connected with controller respectively with leakage detection apparatus.
Above-mentioned air-supply arrangement comprises with the corresponding air-blast device of combustion head blast pipe and is installed in wind pressure detection device and the air door on the combustion head blast pipe; Air door is through its switching value of air quantity servomotor control, and the air quantity servomotor is provided with air quantity servomotor feedback; Wind pressure detection device, air quantity servomotor feedback, air quantity servomotor are connected with controller respectively with air-blast device.
Above-mentioned igniter adopts is mounted in the gas ignition rifle on the combustion head housing.
Above-mentioned flame monitoring apparatus adopts is mounted in the flame sensor on the combustion head housing.
Above-mentioned attemperating unit adopts is mounted in the temperature sensor in the combustion head housing.
The utility model tolerance and air quantity are regulated separately, through human-computer interaction device, and pre-set general mood ratio, automatic damper and tolerance, energy consumption is low, thereby has reduced exhaust gas discharging; The utility model has solved the problem of complicated operation through human-computer interaction device, and automaticity is high, and temperature control is accurate, and combustion gas is regulated than high, can raise the efficiency; Advantages such as simple, the easy to maintenance and part long service life of the utility model frame for movement; The utility model can be used for boiler, also can be used for hot-blast stove, also is applicable to hot-air (the highest 250 ℃) burner.
Description of drawings
Fig. 1 is the structural representation of the utility model; (direction that A representes among the figure is an airintake direction, and the direction that B representes is the air intake direction)
Fig. 2 is the electrical equipment catenation principle figure of the utility model;
Fig. 3 is the automatic control process flow chart of the utility model;
Fig. 4 is the relation curve of air inlet dish valve and tolerance;
Fig. 5 is the relation curve of air door and air quantity.
(each label among the figure: 11, combustion head housing, 12, the combustion head air inlet pipe, 13, the combustion head blast pipe, 14, flame-observing hole, 2, controller; 31, gaseous-pressure high detection device, 32, cartridge, 33, the low checkout gear of gaseous-pressure, 34, combination valve, 35, air inlet dish valve; 36, leakage detection apparatus, 37, the tolerance servomotor, 38, tolerance servomotor feedback, 39, filter, 310, expansion joint; 41, wind pressure detection device, 42, air door, 43, air-blast device, 44, the air quantity servomotor, 45, air quantity servomotor feedback; 5, igniter, 6, flame monitoring apparatus, 7, human-computer interaction device, 8, attemperating unit)
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with the specific embodiment, further set forth the utility model.
Referring to Fig. 1 and Fig. 2, the utility model comprises combustion head, controller 2, human-computer interaction device 7, igniter 5, flame monitoring apparatus 6, attemperating unit 8 and the fuel-device and the air-supply arrangement that are connected respectively with controller 2.Wherein, igniter 5 is installed on the combustion head with flame monitoring apparatus 6, and attemperating unit 8 is installed in the combustion head.
Human-computer interaction device 7 is connected with controller 2 corresponding interface; Each association of gas burner shows through human-computer interaction device 7, also can send through human-computer interaction device 7 simultaneously to start or stop order and revise data such as gas burner general mood compares.
Combustion head comprises combustion head housing 11, burner atomising device (not drawing among the figure), combustion head air inlet pipe 12, combustion head blast pipe 13 and flame-observing hole 14.
Wherein, the burner atomising device is installed in the combustion head housing 11; Combustion head air inlet pipe 12, combustion head blast pipe 13 and flame-observing hole 14 are installed on the combustion head housing 11.
Fuel-device comprises the gaseous-pressure high detection device 31 and cartridge 32 that is installed on the combustion head air inlet pipe 12; The outlet of cartridge 32 is corresponding with the import of combustion head air inlet pipe 12.
On the cartridge 32 on low checkout gear 33 left sides of gaseous-pressure, filter 39 is installed also, filter 39 is connected through expansion joint 310 with the cartridge 32 that gaseous-pressure hangs down between the checkout gear 33.
Air inlet dish valve 35 is equipped with tolerance servomotor feedback 38 through tolerance servomotor 37 its apertures of control on the tolerance servomotor 37.
Gaseous-pressure high detection device 31 is used to detect the fuel pressure at air inlet dish valve 35 valve export places, and regulates the switching value of air inlet dish valve 35 in view of the above, and is stable with the fuel pressure that keeps air inlet dish valve 35 valve export places.
The course of work is following:
Combustion gas gets into combustion head air inlet pipe 12 through cartridge 32; Gaseous-pressure checkout gear (comprising the low checkout gear 33 of gaseous-pressure high detection device 31 and gaseous-pressure) detects the gaseous-pressure signal to controller 2; Thereby; Controller 2 control tolerance servomotors 37, and then tolerance servomotor 37 is regulated the aperture of air inlet dish valve 35.Tolerance servomotor feedback 38 is transferred to controller 2 to the aperture signal of tolerance servomotor 37, forms a closed-loop control.
Air-supply arrangement comprises air-blast device 43 and is installed in wind pressure detection device 41 and the air door 42 on the combustion head blast pipe 13.The air outlet of air-blast device 43 is corresponding with the air inlet of combustion head blast pipe 13.
Wind pressure detection device 41, air quantity servomotor feedback 45, air quantity servomotor 44 are connected with controller 2 respectively with air-blast device 43.Air-blast device 43 is through controller 2 its rotating speeds of control.
The course of work is following:
Air-blast device 43 is blown into combustion head blast pipe 13 with wind, and wind pressure detection device 41 is transferred to controller 2 with detected wind pressure signal, thereby, controller 2 control air quantity servomotors 44, and then, the aperture of air quantity servomotor 44 dampers 42; Air quantity servomotor feedback 45 is transferred to controller 2 to the aperture signal of air quantity servomotor 44, forms a closed-loop control.
The utility model adopts electronics ratio regulative mode, and air quantity and tolerance are regulated separately automatically, through the general mood ratio that human-computer interaction device 7 is set, and control air quantity servomotor 44 and 37 operations of tolerance servomotor, thereby the size of control fire amount.
Referring to Fig. 3, the automatic control process of the utility model comprises ignition phase, temperature automatically controlled stage and stop phase successively.
Ignition phase is to start gas burner through human-computer interaction device 7, comprises following step:
(A) gaseous-pressure is low detects: the low checkout gear 33 of gaseous-pressure detects combustion gas admission pressure size, and controller 2 is combustion gas admission pressure size and low checkout gear 33 setting values of gaseous-pressure relatively,
If combustion gas admission pressure size then turns to step (B) greater than low checkout gear 33 setting values of gaseous-pressure;
If combustion gas admission pressure size is less than low checkout gear 33 setting values of gaseous-pressure, then controller 2 sends the low warning of combustion gas admission pressure, and shows through human-computer interaction device 7, after fault resets, turns to step (A);
(B) leak detection first process:
Second valve in the combination valve 34 was opened 5 seconds, was closed again 25 seconds,
If during this period of time, leakage detection apparatus 36 is failure to actuate, and then explanation leak detection first process is accomplished, and turns to step (C);
If during this period of time, leakage detection apparatus 36 actions, then controller 2 sends the warning of leak detection first valve, and shows through human-computer interaction device 7, after fault resets, turns to step (A);
(C) leak detection second process:
First valve in the combination valve 34 was opened 5 seconds, was closed again 27 seconds,
If during this period of time, leakage detection apparatus 36 actions, then explanation leak detection second process is accomplished, and turns to step (D);
If during this period of time, leakage detection apparatus 36 is failure to actuate, and then controller 2 sends the warning of leak detection second valve, and shows through human-computer interaction device 7, after fault resets, turns to step (A);
(D) start air-blast device 43:
If air-blast device 43 starts failure, then controller 2 sends air-blast device 43 startup failure warnings, and shows through human-computer interaction device 7, after fault resets, then turns to step (A);
(E) start air door 42:
Air-blast device 43 successful enabling signals feed back to controller 2, and controller 2 sends door 42 signals that blow in, and air quantity servomotor 44 drives air door 42 to the big position of amount, continues after 30 seconds, and air quantity servomotor 44 drives air door 42 to ignition location, turns to step (F) then;
(F) the starting ignition device 5:
If flare up fire is arranged, then turn to step (G);
If there is not flare up fire, then controller 2 sends the igniting warning, stops igniting, and shows through human-computer interaction device 7, after fault resets, turns to step (A);
(G) open combination valve 34:
Whether controller 2 sends opens combination valve 34 signals, detect combustion gas through flame monitoring apparatus 6 once more and lighted, open in 5 seconds at combination valve 34,
If flame monitoring apparatus 6 detects main flare up fire, then ignition phase finishes, and turns to step (H)
If flame monitoring apparatus 6 does not detect main flare up fire, then controller 2 sends the igniting warning, and shows through human-computer interaction device 7, after fault resets, turns to step (A).
(H) gaseous-pressure high detection: gaseous-pressure high detection device 31 detects combustion gas admission pressure size, and controller 2 is combustion gas admission pressure size and gaseous-pressure high detection device 31 setting values relatively,
If the combustion gas admission pressure is greater than gaseous-pressure high detection device 31 setting values, then controller 2 sends the high warning of combustion gas admission pressure, and shows through human-computer interaction device 7, after fault resets, turns to step (A);
If the combustion gas admission pressure is less than gaseous-pressure high detection device 31 setting values, then controller 2 sends the gaseous-pressure normal signal.
System temperature control procedure principle is following:
The system temperature height is controlled through tolerance and air quantity; When system temperature is higher; Reduce air inlet dish valve 35 apertures and promptly reduce tolerance, reduce air door 42 in proportion simultaneously and promptly reduce air quantity, when system temperature is on the low side; Increase air inlet dish valve 35 apertures and promptly increase tolerance, scale up air door 42 simultaneously and promptly increase air quantity.
The temperature automatically controlled stage:
Configure the general mood ratio through human-computer interaction device 7; Control air quantity servomotor 44 and 37 operations of tolerance servomotor; And then the amount of opening of control air door 42 and air inlet dish valve 35; And the real system temperature feeding back to controller 2 through attemperating unit 8,2 accurate computings realize the automatic control of system temperatures through controller.
The general mood ratio is to come out according to the curve calculation shown in the figure, has shown the relation curve of air inlet dish valve 35 and tolerance at curve shown in Figure 4; The relation curve that has shown air door 42 and air quantity at curve shown in Figure 5.
Stop phase:
When stopping: air door 42 runs to little fiery position automatically, and controller 2 sends signal, closes air inlet dish valve 35, and air-blast device stopped after 43120 seconds.
Under any circumstance, press emergency stop switch, controller 2 is out of service.
In the present embodiment, what controller 2 adopted is Siemens S7-200 plc.
In the present embodiment, what the burner atomising device adopted is to mix valve behind the gas ring type.
In the present embodiment, what gaseous-pressure high detection device 31 adopted is the high switch of Siemens's QPL gaseous-pressure.
In the present embodiment, what the low checkout gear 33 of gaseous-pressure adopted is Siemens QPL gaseous-pressure low switch.
In the present embodiment, what combination valve 34 adopted is Siemens VGD multifunctional electromagnetic valves.
In the present embodiment, what leakage detection apparatus 36 adopted is Siemens QPL leak detection pressure switch.
In the present embodiment, what tolerance servomotor 37 adopted is the general VALPES VSP of Siemens SQM tolerance servomotor or Wal tolerance servomotor.
In the present embodiment, what wind pressure detection device 41 adopted is the blast pressure switch.
In the present embodiment, what air-blast device 43 adopted is cfentrifugal blower.
In the present embodiment, what air quantity servomotor 44 adopted is the general VALPES VSP of Siemens SQM air quantity servomotor or Wal air quantity servomotor.
In the present embodiment, igniter 5 adopts is mounted in the gas ignition rifle on the combustion head housing 11.
In the present embodiment, flame monitoring apparatus 6 adopts is mounted in the flame sensor that is used for the flame detection combustion case on the combustion head housing 11.
In the present embodiment, what human-computer interaction device 7 adopted is touch-screen.
In the present embodiment, attemperating unit 8 adopts is mounted in the temperature sensor in the combustion head housing.
More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (9)
1. a gas burner is characterized in that, comprises combustion head, controller (2), human-computer interaction device (7), is installed in igniter (5) and flame monitoring apparatus (6) and the fuel-device and the air-supply arrangement that are connected respectively with controller (2) on the combustion head;
Said flame monitoring apparatus (6) output termination controller (2) input is used for detected flame combustion signal is sent to controller (2);
Said controller (2) output contact fire device (5) input is used to control igniter (5) and opens and closes;
Said human-computer interaction device (7) is connected with controller (2) corresponding interface.
2. gas burner according to claim 1 is characterized in that, also comprises the attemperating unit (8) that is installed in the combustion head, and said attemperating unit (8) output termination controller (2) input is used for temperature signal is transferred to controller (2).
3. gas burner according to claim 2 is characterized in that, said combustion head comprises combustion head housing (11) and is installed in combustion head air inlet pipe (12) and the combustion head blast pipe (13) on the combustion head housing (11).
4. gas burner according to claim 3 is characterized in that, said combustion head also comprises the flame-observing hole (14) that is installed on the combustion head housing (11) and is installed in the burner atomising device in the combustion head housing (11).
5. gas burner according to claim 3 is characterized in that, said fuel-device comprise the gaseous-pressure high detection device (31) that is installed on the combustion head air inlet pipe (12) and with the corresponding cartridge of combustion head air inlet pipe (12) (32);
Said cartridge (32) input is provided with the low checkout gear (33) of gaseous-pressure that is used to detect the combustion gas admission pressure; Its output is equipped with air inlet dish valve (35); Said gaseous-pressure hangs down on the cartridge (32) between checkout gear (33) and the air inlet dish valve (35) combination valve (34) is installed, and the cartridge (32) between the said combination valve (34) is provided with leakage detection apparatus (36);
Said air inlet dish valve (35) is controlled its aperture through tolerance servomotor (37), and said tolerance servomotor (37) is provided with tolerance servomotor feedback (38);
Said tolerance servomotor feedback (38), tolerance servomotor (37), the low checkout gear (33) of gaseous-pressure, combination valve (34), gaseous-pressure high detection device (31) are connected with controller (2) respectively with leakage detection apparatus (36).
6. gas burner according to claim 3 is characterized in that, said air-supply arrangement comprises with the corresponding air-blast device of combustion head blast pipe (13) (43) and is installed in wind pressure detection device (41) and the air door (42) on the combustion head blast pipe (13);
Said air door (42) is controlled its switching value through air quantity servomotor (44), and said air quantity servomotor (44) is provided with air quantity servomotor feedback (45);
Said wind pressure detection device (41), air quantity servomotor feedback (45), air quantity servomotor (44) are connected with controller (2) respectively with air-blast device (43).
7. according to any described gas burner of claim 3～6, it is characterized in that said igniter (5) adopts is mounted in the gas ignition rifle on the combustion head housing (11).
8. according to any described gas burner of claim 3～6, it is characterized in that said flame monitoring apparatus (6) adopts is mounted in the flame sensor on the combustion head housing (11).
9. according to any described gas burner of claim 3～6, it is characterized in that said attemperating unit (8) adopts is mounted in the temperature sensor in the combustion head housing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202592566U CN202177109U (en) | 2011-07-21 | 2011-07-21 | Gas burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202592566U CN202177109U (en) | 2011-07-21 | 2011-07-21 | Gas burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202177109U true CN202177109U (en) | 2012-03-28 |
Family
ID=45866985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202592566U Expired - Lifetime CN202177109U (en) | 2011-07-21 | 2011-07-21 | Gas burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202177109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345871A (en) * | 2011-07-21 | 2012-02-08 | 江苏欧标有限公司 | Gas burner |
| CN103672904A (en) * | 2013-12-19 | 2014-03-26 | 江阴江顺铝型材成套设备制造有限公司 | Gas line of combustor |
-
2011
- 2011-07-21 CN CN2011202592566U patent/CN202177109U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345871A (en) * | 2011-07-21 | 2012-02-08 | 江苏欧标有限公司 | Gas burner |
| CN103672904A (en) * | 2013-12-19 | 2014-03-26 | 江阴江顺铝型材成套设备制造有限公司 | Gas line of combustor |
| CN103672904B (en) * | 2013-12-19 | 2016-05-18 | 江阴江顺铝型材成套设备制造有限公司 | A kind of fuel gas pipeline of burner |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120328 |