CN108344297A - A kind of step-by-step movement combustion furnace - Google Patents
A kind of step-by-step movement combustion furnace Download PDFInfo
- Publication number
- CN108344297A CN108344297A CN201810174101.9A CN201810174101A CN108344297A CN 108344297 A CN108344297 A CN 108344297A CN 201810174101 A CN201810174101 A CN 201810174101A CN 108344297 A CN108344297 A CN 108344297A
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- China
- Prior art keywords
- fire
- combustion
- small fire
- gas pipe
- big
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/201—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace walking beam furnace
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
- F27B2009/3607—Heaters located above the track of the charge
- F27B2009/3615—Burner in the ceiling directed vertically downwards
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2001/00—Composition, conformation or state of the charge
- F27M2001/15—Composition, conformation or state of the charge characterised by the form of the articles
- F27M2001/1539—Metallic articles
- F27M2001/1547—Elongated articles, e.g. beams, rails
- F27M2001/1556—Tubes or cylindrical bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
A kind of step-by-step movement combustion furnace,Including furnace body,Furnace body sets spout at the top of furnace chamber,Temperature sensing device is set on inner wall,The spitfire end of nozzle probes into spout,Upper end respectively with combustion-supporting air hose,Gas Pipe connects,Composition has both ends to be interconnected big on combustion-supporting air hose,The combustion-supporting air hose of small fire,Big fire analog quantity actuator and big fire air quantity sampling head are set on the combustion-supporting air hose of big fire,Small fire analog quantity actuator and small fire air quantity sampling head are set on the combustion-supporting air hose of small fire,Composition has both ends to be interconnected big in Gas Pipe,Small fire Gas Pipe,Big fire proportioning valve and big fire solenoid valve are set in big fire Gas Pipe,Small fire proportioning valve and small fire solenoid valve are set in small fire Gas Pipe,Greatly,Small fire proportioning valve with it is big,Respectively by big between small fire air quantity sampling head,Small fire probe tube is connected to,Greatly,Small fire analog quantity actuator and big,Small fire solenoid valve is connect with temperature sensing device respectively.It not will produce secret note, homogeneous heating on tube body；It avoids tube body from aoxidizing, reduces the consumption to combustion gas.
Description
Technical field
The invention belongs to seamless steel pipe processing technique fields, and in particular to a kind of step-by-step movement combustion furnace.
Background technology
The processing of seamless steel pipe will pass through ten multiple working procedures, wherein be needed to pipe before being perforated to pipe with punch
Base is heated, and is also required to carry out annealing heat-treats to steel pipe after processing is completed in seamless steel pipe, above-mentioned heat treated
Cheng Ze needs to use step-by-step movement combustion furnace gradually to heat tube body.In order to make tube body and furnace chamber reach and keep ideal temperature
It spends, step-by-step movement combustion furnace heats tube body and make stove frequently with the structure of solenoid valve Pulse Width Control furnace body side burner at present
Chamber is kept the temperature, and this structure deficiency existing in actual use is：The downward furnace pressure of side burning is relatively low when heating, is easy to make tube body
Determine to generate the secret note marking at beam movement dynamic, surface made to generate the temperature difference, and the temperature difference of the furnace body when stopping burning in furnace chamber with
Atmosphere fluctuation is larger, is easy that tube surfaces is made to aoxidize, thus when generating the larger temperature difference in furnace chamber, needs to open solenoid valve and lead to
Enter the air mixed in proportion and combustion gas and sustained combustion heating is carried out to furnace chamber, but not only heating temperature is not or not this mode of heating
Uniformly, the phenomenon that above involved tube surfaces oxidation can not be reduced, and firepower size can not smooth adjustment, waste combustion gas
Consumption.
In view of the foregoing, it is necessary to design a kind of top-jet-type, can heat preservation be carried out to furnace chamber constantly and can be fast
Speed eliminates the step-by-step movement combustion furnace of the temperature difference in furnace chamber.For this purpose, the applicant has made beneficial design, technology described below
Scheme generates in this background.
Invention content
The invention aims to provide a kind of step-by-step movement combustion furnace, contributes to optimization furnace structure to use and improve heating part
The generated secret note marking on tube body is eliminated in position, contributes to optimization gas supply burning structure to use and continues to furnace chamber and tube body
Heating and heat preservation cause the oxidative phenomena of tube surfaces appearance to avoid furnace chamber interior because the temperature difference is larger, while also reducing furnace body pair
The consumption of combustion gas.
The purpose of the present invention is come what is reached, a kind of step-by-step movement combustion furnace, including furnace body, the furnace body are interior with stove in this way
Chamber, it is characterised in that：The furnace body offers a spout at the top of furnace chamber, is provided with a temperature sense on the inner wall of furnace chamber
Device, the furnace body is answered to be provided with a nozzle at the position positioned at spout, the spitfire end of the nozzle probes into spout downwards,
The upper end of the nozzle leans out outside furnace body and is connect respectively with one end of combustion-supporting air hose and Gas Pipe, wherein the combustion-supporting air hose
The combustion-supporting air hose of a big fire for there are both ends interconnected and the combustion-supporting air hose of a small fire are constituted at the nearly middle part of length direction, described is big
It is disposed with a big fire analog quantity actuator and a big fire air quantity sampling head, the combustion-supporting air hose of the small fire on the combustion-supporting air hose of fire
On be disposed with a small fire analog quantity actuator and a small fire air quantity sampling head, the Gas Pipe length direction it is close in
Portion constitutes the big fire Gas Pipe and a small fire Gas Pipe for having both ends interconnected, is set gradually in the big fire Gas Pipe
There are a big fire proportioning valve and a big fire solenoid valve, a small fire proportioning valve and one small is disposed in the small fire Gas Pipe
Thermoelectricity magnet valve is connected between the big fire proportioning valve and big fire air quantity sampling head by big fire probe tube, small fire ratio
It is connected to by small fire probe tube between example valve and small fire air quantity sampling head, the big fire analog quantity actuator, small fire analog quantity
Actuator, big fire solenoid valve and small fire solenoid valve are electrically connected with temperature sensing device respectively.
In the specific embodiment of the present invention, the step for placing and moving tube body is provided in the furnace chamber
Precession beam.
In another specific embodiment of the present invention, the combustion-supporting air hose of the small fire is connected with the combustion-supporting air hose of big fire
A small fire combustion air tube valve is provided on logical one end.
In another specific embodiment of the present invention, the big fire Gas Pipe is at the place that is connected with small fire Gas Pipe
Both ends on be respectively arranged with a big fire Gas Pipe early gate and a big fire Gas Pipe late gate.
In another specific embodiment of the present invention, the small fire Gas Pipe is at the place that is connected with big fire Gas Pipe
Both ends on be respectively arranged with a small fire Gas Pipe early gate and a small fire Gas Pipe late gate.
In specific embodiment there are one the present invention, the gas being passed through in the combustion-supporting air hose is air.
The present invention's and then in a specific embodiment, the gas being passed through in the Gas Pipe is combustion gas.
The present invention with the above structure, has the advantage that：First, nozzle is arranged at the top of furnace body, it is this
Top-jet-type furnace structure not will produce the secret note marking not only on tube body, but also more uniform to the heating of tube body；Next, by
Coordinate the structure of big and small fire proportioning valve in using big and small fire analog quantity actuator, and is automatically adjusted by temperature sensing device
The size of firepower keeps the difference variation in furnace chamber minimum, avoids the oxidative phenomena of prior art middle tube body surface appearance, simultaneously
Also reduce consumption of the furnace body to combustion gas.
Description of the drawings
Fig. 1 is the structural schematic diagram of one embodiment of the invention.
In figure：1. beam is moved in furnace body, 11. furnace chambers, 12. spouts, 13. temperature sensing devices, 14. steppings；2. nozzle；3. combustion-supporting
Air hose, the combustion-supporting air hose of 31. big fire, 311. big fire analog quantity actuators, 312. big fire air quantity sampling heads, 3121. big fire probe tubes,
32. the combustion-supporting air hose of small fire, 321 small fire analog quantity actuators, 322. small fire air quantity sampling heads, 3221. small fire probe tubes, 323. small
Fiery combustion air tube valve；4. Gas Pipe, 41. big fire Gas Pipes, 411. big fire Gas Pipe early gates, 412. big fire proportioning valves,
It is 413. big fire solenoid valves, 414. big fire Gas Pipe late gates, 42. small fire Gas Pipes, 421. small fire Gas Pipe early gates, 422. small
Fiery proportioning valve, 423. small fire solenoid valves, 424. small fire Gas Pipe late gates.
Specific implementation mode
In order to enable the auditor especially public of Patent Office that the technical spirit of the present invention is more clearly understood and have
Beneficial effect, applicant will elaborate by way of examples below, but be not to this hair to the description of embodiment
The limitation of bright scheme, the made only formal but not substantive equivalent transformation of any design according to the present invention are all answered
It is considered as technical scheme of the present invention scope.
The concept of every directionality for being related to upper, lower, left, right, front and rear or directionality is all in the following description
For the location of current Fig. 1 states, thus the spy to technical solution provided by the invention cannot be understood as
It does not limit.
Referring to Fig. 1, the present invention relates to a kind of step-by-step movement combustion furnace, including furnace body 1, the furnace body 1 is interior to have furnace chamber 11,
It is characterized in that：The furnace body 1 offers a spout 12 at the top of furnace chamber 11, is provided with a temperature on the inner wall of furnace chamber 11
Sensing device 13, the furnace body 1 are being provided with a nozzle 2 at the position of spout 12, and the spitfire end of the nozzle 2 is to test
Enter in spout 12, the upper end of the nozzle 2 leans out outside furnace body 1 and connect respectively with one end of combustion-supporting air hose 3 and Gas Pipe 4, wherein
The combustion-supporting air hose 3 constitutes combustion-supporting 31 and one small fire of air hose of a big fire for having both ends interconnected at the nearly middle part of length direction
Combustion-supporting air hose 32 is disposed with a big fire analog quantity actuator 311 and a big fire air quantity on the combustion-supporting air hose of the big fire 31
Sampling head 312 is disposed with a small fire analog quantity actuator 321 on the combustion-supporting air hose of the small fire 32 and a small fire air quantity takes
Sample head 322, the Gas Pipe 4 constitute the big fire Gas Pipe 41 and one for having both ends interconnected at the nearly middle part of length direction
Small fire Gas Pipe 42 is disposed with a big fire proportioning valve 412 and a big fire solenoid valve in the big fire Gas Pipe 41
413, a small fire proportioning valve 422 and a small fire solenoid valve 423 are disposed in the small fire Gas Pipe 42, described is big
It is connected to by big fire probe tube 3121 between fiery proportioning valve 412 and big fire air quantity sampling head 312, the small fire proportioning valve 422
It is connected to by small fire probe tube 3221 between small fire air quantity sampling head 322, the big fire analog quantity actuator 311, small fire
Analog quantity actuator 321, big fire solenoid valve 413 and small fire solenoid valve 423 are electrically connected with temperature sensing device 13 respectively.
Further, it is provided with the stepping for placing and moving tube body in the furnace chamber 11 and moves beam 14.
Further, the combustion-supporting air hose of the small fire 32 is provided with one on the one end being connected with the combustion-supporting air hose of big fire 31
Small fire combustion air tube valve 323.The big fire Gas Pipe 41 is set respectively being connected on the both ends at place with small fire Gas Pipe 42
It is equipped with a big fire Gas Pipe early gate 411 and a big fire Gas Pipe late gate 414.The small fire Gas Pipe 42 is fired with big fire
Tracheae 41, which is connected on the both ends at place, is respectively arranged with a small fire Gas Pipe early gate 421 and a small fire Gas Pipe late gate 424.
Before the small fire combustion air tube valve 323, big fire Gas Pipe early gate 411,414 small fire Gas Pipe of big fire Gas Pipe late gate
Valve 421 and small fire Gas Pipe late gate 424 are respectively used to close the combustion-supporting air hose 32 of small fire and Gas Pipe 4 to prevent gas leakage
With maintain easily.
Further, the gas being passed through in the combustion-supporting air hose 3 is air；The gas being passed through in the Gas Pipe 4
For combustion gas.
Please continue to refer to Fig. 1, the operation principle of the present invention is described：When furnace body 1 is started to work, first by small fire analog quantity
Actuator 321 and small fire solenoid valve 423 are opened, and process is：Air is flowed by combustion-supporting air hose 3 in the combustion-supporting air hose of small fire 32, works as stream
When through small fire air quantity sampling head 322, the small fire proportioning valve 422 is sampled air quantity by small fire air quantity sampling head 322,
And small fire proportioning valve 422 is opened according to air volume, at the same time combustion gas is flowed by Gas Pipe 4 in small fire Gas Pipe 42, and
Convergence enters in nozzle 2 after small fire solenoid valve 423 on flowing through small fire Gas Pipe 42, and at this moment combustion gas is sufficiently mixed simultaneously with air
Combustion heating is carried out to furnace chamber 11.Small fire to be determined gradually opens big fire analog quantity actuator 311, big fire solenoid valve after lighting
413 carry out combustion heating, and process is：Air is flowed through in the combustion-supporting air hose of big fire 31 by combustion-supporting air hose 3 by opening big fire proportioning valve
412 enter in nozzle 2, while opening big fire solenoid valve 413 after the sampling of big fire air quantity sampling head 312, and combustion gas is through big fire Gas Pipe
41 and big fire solenoid valve 413 simultaneously converge into nozzle 2 in furnace chamber carry out big fire heating.When furnace chamber 11 is interior close to set temperature
When, signal is fed back and big fire analog quantity actuator 311 is made gradually to turn down by the temperature sensing device 13 makes big fire quantity combusted
Synchronous to decline, big fire analog quantity actuator 311 and big fire solenoid valve 413 are closed when the set temperature is reached, only open institute at this time
The small fire analog quantity actuator 321 and small fire solenoid valve 423 stated, and adjusted by automatically adjusting small fire analog quantity actuator 321
Small fire quantity combusted to furnace chamber 11 is heated and is kept the temperature；When the temperature difference of temperature and setting in furnace chamber 11 is poor more than setting
When value, signal is fed back and big fire analog quantity actuator 311 and big fire solenoid valve 413 is made to beat by the temperature sensing device 13
It opens, and then furnace chamber 11 is heated and is again switched off after being warming up to set temperature；When the temperature in furnace chamber 11 is small by adjusting
When fiery 321 small fire of analog quantity actuator burning is also above set temperature, signal is fed back and is made by the temperature sensing device 13
Big fire analog quantity actuator 311 and big fire solenoid valve 413 and small fire analog quantity actuator 321 and small fire solenoid valve 423 are all
It closes, waits for furnace chamber to be voluntarily cooled to after set temperature and open small fire analog quantity actuator 321 and small fire solenoid valve 423 again
It is heated and is kept the temperature, moved in circles successively.
Through practice have shown that, the present invention can not only automatically control the temperature in furnace chamber with the above structure, make its temperature difference
It changes very little, to effectively prevent the oxidative phenomena of tube surfaces appearance, and there has also been bright for consumption of the furnace body to combustion gas
Aobvious reduction；In addition, after using overhead type nozzle, the secret note marking generated on tube body is eliminated, and more to the heating of tube body
Add uniformly.
Claims (7)
1. a kind of step-by-step movement combustion furnace, including furnace body (1), the furnace body (1) is interior to have furnace chamber (11), it is characterised in that：Described
Furnace body (1) offers a spout (12) at the top of furnace chamber (11), is provided with temperature sense dress on the inner wall of furnace chamber (11)
Set (13), the furnace body (1) is provided with a nozzle (2) at the position positioned at spout (12), the spitfire end of the nozzle (2) to
Under probe into spout (12), the upper end of the nozzle (2) lean out furnace body (1) outside and respectively with combustion-supporting air hose (3) and Gas Pipe (4)
One end connects, wherein the combustion-supporting air hose (3) constitutes the big fire for having both ends interconnected at the nearly middle part of length direction and helps
Air hose (31) and the combustion-supporting air hose of a small fire (32) are fired, a big fire analog quantity is disposed on the combustion-supporting air hose of the big fire (31)
Actuator (311) and a big fire air quantity sampling head (312) are disposed with a small fire mould on the combustion-supporting air hose of the small fire (32)
Analog quantity actuator (321) and a small fire air quantity sampling head (322), the Gas Pipe (4) are constituted at the nearly middle part of length direction
Have the big fire Gas Pipe (41) and a small fire Gas Pipe (42) that both ends are interconnected, in the big fire Gas Pipe (41) according to
It is secondary to be provided with a big fire proportioning valve (412) and a big fire solenoid valve (413), it is set gradually in the small fire Gas Pipe (42)
There are a small fire proportioning valve (422) and a small fire solenoid valve (423), the big fire proportioning valve (412) and big fire air quantity sampling head
(312) it is connected to by big fire probe tube (3121) between, the small fire proportioning valve (422) and small fire air quantity sampling head (322)
Between pass through small fire probe tube (3221) connection, the big fire analog quantity actuator (311), small fire analog quantity actuator
(321), big fire solenoid valve (413) and small fire solenoid valve (423) are electrically connected with temperature sensing device (13) respectively.
2. a kind of step-by-step movement combustion furnace according to claim 1, it is characterised in that setting is useful in the furnace chamber (11)
In placement and the dynamic beam (14) of the stepping of mobile tube body.
3. a kind of step-by-step movement combustion furnace according to claim 1, it is characterised in that the combustion-supporting air hose of the small fire (32) exists
A small fire combustion air tube valve (323) is provided on the one end being connected with the combustion-supporting air hose of big fire (31).
4. a kind of step-by-step movement combustion furnace according to claim 1, it is characterised in that the big fire Gas Pipe (41) with
Small fire Gas Pipe (42), which is connected on the both ends at place, is respectively arranged with a big fire Gas Pipe early gate (411) and a big fire Gas Pipe
Late gate (414).
5. a kind of step-by-step movement combustion furnace according to claim 1, it is characterised in that the small fire Gas Pipe (42) with
Big fire Gas Pipe (41), which is connected on the both ends at place, is respectively arranged with a small fire Gas Pipe early gate (421) and a small fire Gas Pipe
Late gate (424).
6. a kind of step-by-step movement combustion furnace according to claim 1, it is characterised in that be passed through in the combustion-supporting air hose (3)
Gas is air.
7. a kind of step-by-step movement combustion furnace according to claim 1, it is characterised in that the gas being passed through in the Gas Pipe (4)
Body is combustion gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810174101.9A CN108344297A (en) | 2018-03-02 | 2018-03-02 | A kind of step-by-step movement combustion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810174101.9A CN108344297A (en) | 2018-03-02 | 2018-03-02 | A kind of step-by-step movement combustion furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108344297A true CN108344297A (en) | 2018-07-31 |
Family
ID=62959694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810174101.9A Pending CN108344297A (en) | 2018-03-02 | 2018-03-02 | A kind of step-by-step movement combustion furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108344297A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852549A (en) * | 2010-05-27 | 2010-10-06 | 潍坊同晟工贸有限公司 | Low-energy consumption wide tunnel furnace |
| CN103499103A (en) * | 2013-10-12 | 2014-01-08 | 江苏高皓工业炉有限公司 | Device automatically controlling temperature in furnace |
| CN203687046U (en) * | 2013-12-16 | 2014-07-02 | 张家港市金工热能设备有限公司 | Safe and energy-saving proportional fuel gas burner |
| CN107091577A (en) * | 2017-05-18 | 2017-08-25 | 佛山市安然热工机电设备有限公司 | A kind of online linear scale control combustion system and its control method |
| CN206891169U (en) * | 2017-06-20 | 2018-01-16 | 佛山市安然热工机电设备有限公司 | A kind of ratio Combustion System with waste heat recovery is molten to protect stove |
| CN206974151U (en) * | 2017-05-18 | 2018-02-06 | 佛山市安然热工机电设备有限公司 | A kind of pressure proportional pulse sequence combustion control equipment applied to shuttle kiln |
-
2018
- 2018-03-02 CN CN201810174101.9A patent/CN108344297A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852549A (en) * | 2010-05-27 | 2010-10-06 | 潍坊同晟工贸有限公司 | Low-energy consumption wide tunnel furnace |
| CN103499103A (en) * | 2013-10-12 | 2014-01-08 | 江苏高皓工业炉有限公司 | Device automatically controlling temperature in furnace |
| CN203687046U (en) * | 2013-12-16 | 2014-07-02 | 张家港市金工热能设备有限公司 | Safe and energy-saving proportional fuel gas burner |
| CN107091577A (en) * | 2017-05-18 | 2017-08-25 | 佛山市安然热工机电设备有限公司 | A kind of online linear scale control combustion system and its control method |
| CN206974151U (en) * | 2017-05-18 | 2018-02-06 | 佛山市安然热工机电设备有限公司 | A kind of pressure proportional pulse sequence combustion control equipment applied to shuttle kiln |
| CN206891169U (en) * | 2017-06-20 | 2018-01-16 | 佛山市安然热工机电设备有限公司 | A kind of ratio Combustion System with waste heat recovery is molten to protect stove |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180731 |