CN110793194A - Double-channel heating device - Google Patents
Double-channel heating device Download PDFInfo
- Publication number
- CN110793194A CN110793194A CN201911222187.9A CN201911222187A CN110793194A CN 110793194 A CN110793194 A CN 110793194A CN 201911222187 A CN201911222187 A CN 201911222187A CN 110793194 A CN110793194 A CN 110793194A
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- China
- Prior art keywords
- heating furnace
- heating
- way valve
- plunger
- dual channel
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0052—Details for air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2064—Arrangement or mounting of control or safety devices for air heaters
Abstract
The invention discloses a double-channel heating device, which comprises a machine body, and a three-way valve, a heating furnace and a three-way mixer which are arranged on the machine body, and is characterized in that: the heating furnace comprises a first heating furnace and a second heating furnace; an air flow controller and a temperature controller which are connected are arranged in the machine body; the airflow controller is connected with the three-way valve; the temperature controller is connected with the first heating furnace and the second heating furnace; the three-way valve comprises an inlet flange and two outlet flanges, and the two outlet flanges are respectively connected with the air inlets of the first heating furnace and the second heating furnace; the air outlets of the first heating furnace and the second heating furnace are respectively connected with two mixed air inlet pipes of the three-way mixer; the first heating furnace and the second heating furnace are mutually standby. The invention can avoid shutdown caused by carbon deposition under the condition of keeping continuous production operation by mutually standby the two heating furnaces, and can also recover carbon black in continuous operation, thereby realizing maximum benefit.
Description
Technical Field
The invention relates to the technical field of synthesis gas heating, in particular to a double-channel heating device.
Background
Coal chemical industry is well developed, and the synthesis gas needs to be heated in the use process because the main component of the synthesis gas is CO and also contains methane, which are easy to deposit carbon in the heating process, especially at 400 to 600 ℃. The carbon deposition affects the service life and heating effect of heating equipment, and the recycling of carbon black is very necessary for environmental protection and economy. At present, methods for preventing carbon deposition are more, but a simple and easy-to-operate method is lacked, namely a device which solves the problem of continuous production and can recover carbon black.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the double-channel heating device which can avoid shutdown caused by carbon deposition under the condition of keeping continuous production operation and can recover carbon black during continuous operation so as to realize maximum benefit.
The invention is realized by the following modes: the utility model provides a binary channels heating device, includes organism and sets up three-way valve, heating furnace, the tee bend blender on the organism, its characterized in that: the heating furnace comprises a first heating furnace and a second heating furnace; an air flow controller and a temperature controller which are connected are arranged in the machine body; the airflow controller is connected with the three-way valve; the temperature controller is connected with the first heating furnace and the second heating furnace; the three-way valve comprises an inlet flange and two outlet flanges, and the two outlet flanges are respectively connected with the air inlets of the first heating furnace and the second heating furnace; the air outlets of the first heating furnace and the second heating furnace are respectively connected with two mixed air inlet pipes of the three-way mixer; the first heating furnace and the second heating furnace are mutually standby.
Further, the upper end and the lower end of the first heating furnace and the second heating furnace are both provided with a gas replacement pipe; and a valve is arranged on the gas replacement pipe.
Furthermore, two symmetrically arranged slide blocks connected through a plunger rod are arranged inside the three-way valve; a sealing ring is arranged on the sliding block; one end of the three-way valve is connected with a driving device; the driving device is hard connected with a sliding block; the driving device is connected with the air flow controller.
Furthermore, the sliding block also comprises a buffer plunger and a plunger; the buffer plunger is a beveled end part formed by beveling one end of the sliding block, which is close to the middle part of the three-way valve, from the upper part to the lower part along the direction far away from the three-way valve; the plunger is a flat end part, and a plurality of sealing rings are arranged on the plunger.
Furthermore, the inlet flange has the same channel flux as the two outlet flanges arranged at intervals below the inlet flange.
Furthermore, a carbon black recovery device is arranged in the first heating furnace and the second heating furnace.
Furthermore, the outlet flange and the mixed air inlet pipe are both provided with valves.
Furthermore, displays are arranged on the first heating furnace and the second heating furnace; and the display displays the current running state of the heating furnace.
The invention has the beneficial effects that: the method comprises the steps that a double-channel heating furnace device is provided, a three-way mixer, an airflow controller and a temperature controller are integrated to form the double-channel heating furnace device, the gas to be heated enters a corresponding heating furnace from an outlet flange of the three-way valve according to preset regulations under the instruction of the airflow controller through the three-way valve, the heating furnace heats according to the instruction of the temperature controller, the gas is heated to the specified temperature and is sent into the three-way mixer, and finally the gas is discharged from a gas outlet pipe of the mixer; when carbon deposition of one heating furnace influences the heating effect, the heating furnace is automatically switched to the other heating furnace, the carbon black recovery device in the stopped heating furnace is used as a standby furnace after carbon black is recovered by cleaning, and one circulation is completed, so that carbon black can be recovered without stopping the heating furnace, and win-win effect is realized.
The air flow controller controls the driving device to drive the sliding block to move, so that the direction of air flow is changed, and because the channel fluxes of the inlet flange and the two outlet flanges arranged below the inlet flange at intervals are the same, no obvious disturbance phenomenon is generated when the direction of air flow is changed, and normal production operation is ensured. The special-shaped structure of the buffering plunger can reduce the disturbance of airflow change, so that the airflow can enter different outlet flanges more smoothly. The gas enters from an inlet flange of the three-way valve and is output from another outlet flange, if the direction of the gas flow needs to be changed, the driving device drives the sliding block to move as long as the gas flow controller gives an instruction to the driving device, and the direction of the gas flow is changed through the movement of the sliding block, so that the directional flow of the material flow is realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a three-way valve according to the present invention;
FIG. 3 is a schematic view of the connection of the components of the present invention:
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
as shown in fig. 1-2, a dual-channel heating device comprises a machine body, a three-way valve 1, a heating furnace and a three-way mixer 4, wherein the three-way valve 1, the heating furnace and the three-way mixer are arranged on the machine body, and the dual-channel heating device is characterized in that: the heating furnace comprises a first heating furnace 2 and a second heating furnace 3; an air flow controller 7 and a temperature controller 8 which are connected are arranged in the machine body; the airflow controller 7 is connected with the three-way valve 1; the temperature controller 8 is connected with the first heating furnace 2 and the second heating furnace 3; the three-way valve 1 comprises an inlet flange 11 and two outlet flanges 12, and the two outlet flanges 12 are respectively connected with the air inlets of the first heating furnace 2 and the second heating furnace 3; the air outlets of the first heating furnace 2 and the second heating furnace 3 are respectively connected with two mixed air inlet pipes 41 of a three-way mixer 4; the first heating furnace 2 and the second heating furnace 3 are mutually standby.
Further, the upper end and the lower end of the first heating furnace 2 and the second heating furnace 3 are both provided with a gas replacement pipe 5; and a valve 6 is arranged on the gas replacement pipe 5.
Furthermore, two symmetrically arranged slide blocks 13 connected through a plunger rod 14 are arranged inside the three-way valve 1; a sealing ring 15 is arranged on the sliding block 13; one end of the three-way valve 1 is connected with a driving device 16; the driving device 16 is hard connected with a sliding block 13; the drive device 16 is connected to the air flow controller 7.
Further, the slide block 13 further comprises a buffer plunger 17 and a plunger 18; the buffering plunger 17 is a chamfered end part formed by chamfering one end of the sliding block 13 close to the middle part of the three-way valve 1 from the upper part to the lower part along the direction far away from the three-way valve 1; the plunger 18 is a flat end, and a plurality of sealing rings 15 are arranged on the plunger 18.
Further, the inlet flange 11 has the same channel flux as the two outlet flanges 12 spaced below.
Further, a carbon black recovery device is arranged in the first heating furnace 2 and the second heating furnace 3.
Further, the outlet flange 12 and the mixing air inlet pipe 41 are both provided with valves 6.
Further, displays are arranged on the first heating furnace 2 and the second heating furnace 3; and the display displays the current running state of the heating furnace.
The working principle is as follows: the three-way valve 1, the three-way mixer 4, the airflow controller 7 and the temperature controller 8 are integrated to form a dual-channel heating furnace device, airflow to be heated enters the first heating furnace 2 from an outlet flange 12 of the three-way valve 1 under the instruction of the airflow controller 7 through the three-way valve 1, the second heating furnace 3 needs to be used as a standby furnace after carbon deposition is removed at the moment, the first heating furnace 2 is heated according to the instruction of the temperature controller 8, the air is rapidly heated to a specified temperature, flows into the three-way mixer 4 through a mixing air inlet pipe 41 connected with the first heating furnace 2, and is finally discharged through a mixer air outlet pipe 42; the second heating furnace 3 needs to be cleaned of carbon deposition at the moment, the operation is stopped, the valve 6 on the outlet flange 12 connected with the second heating furnace 3 is closed, the valve 6 on the mixed air inlet pipe 41 connected with the second heating furnace 3 is also closed at the same time, but the work of the first heating furnace 2 is not influenced, then the gas replacement pipe 5 arranged on the second heating furnace 3 replaces heated gas in the second heating furnace 3 before being used as a standby furnace, so that the production safety is ensured, and the second heating furnace 3 is used as a standby furnace after a carbon black recovery device in the second heating furnace 3 cleans and recovers carbon black. The temperature controller 8 has a linkage function with the gas controller 7, the linkage indicates that the temperature controller 8 sends an instruction to heat the heating furnace, and when the temperature reaches a set value, the gas controller 7 sends an instruction to automatically control the gas flow to change the outlet of the three-way valve and simultaneously close the other outlet.
After first heating furnace 2 used for a period of time, because during the carbon deposit influences heating efficiency, temperature controller 8 control gas controller 7 lets gas controller 7 change the air current direction, and second heating furnace 3 uses as the heating furnace, and first heating furnace 2 stop the operation and clear away the carbon deposit operation. When the temperature controller 8 controls the first heating furnace 2 or the second heating furnace 3 to heat, when the heating efficiency is obviously reduced, the excessive carbon deposition can be judged, so that the heating furnaces are automatically switched, and the temperature controller 8 controls the opening and closing of each valve 6 while the heating furnaces are switched, so that airflow smoothly flows. The display devices arranged on the first heating furnace 2 and the second heating furnace 3 can synchronously display whether the working state of the current heating furnace is the working state or the carbon deposit cleaning state or the standby state, so that the operation personnel can conveniently and rapidly identify and carry out corresponding processing.
The air flow controller 7 controls the driving device 16 to drive the sliding block 13 to move, the air flow direction is changed, and because the channel flux of the inlet flange 11 is the same as that of the two outlet flanges 12 arranged below at intervals, no obvious disturbance phenomenon is generated when the air flow direction is changed, and the normal operation of production is ensured. The profiled structure of the damper piston 17 reduces the disturbance of the air flow variation, so that the air flow can enter different outlet flanges 12 more smoothly. Gas enters from an inlet flange 11 of the three-way valve 1 and is output from another outlet flange 12, if the direction of the gas flow needs to be changed, the gas flow controller 7 only needs to give an instruction to the driving device 16, the driving device 16 drives the sliding block to move, the direction of the gas flow is changed through the smooth movement of the sliding block 13, and the directional flow of the gas flow is realized.
The temperature controller 8, the gas controller 7, and the carbon black recovery device of the present invention are commercially available simply, and the realization of the functions thereof is known to those skilled in the art, and thus the detailed description of the specific structures thereof will not be provided.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a binary channels heating device, includes organism and sets up three-way valve (1), heating furnace, tee bend blender (4) on the organism, its characterized in that: the heating furnace comprises a first heating furnace (2) and a second heating furnace (3); an air flow controller (7) and a temperature controller (8) which are connected are arranged in the machine body; the air flow controller (7) is connected with the three-way valve (1); the temperature controller (8) is connected with the first heating furnace (2) and the second heating furnace (3); the three-way valve (1) comprises an inlet flange (11) and two outlet flanges (12), and the two outlet flanges (12) are respectively connected with the air inlets of the first heating furnace (2) and the second heating furnace (3); the air outlets of the first heating furnace (2) and the second heating furnace (3) are respectively connected with two mixed air inlet pipes (41) of the three-way mixer (4); the first heating furnace (2) and the second heating furnace (3) are mutually standby.
2. A dual channel heating apparatus as claimed in claim 1, wherein: the upper end and the lower end of the first heating furnace (2) and the second heating furnace (3) are respectively provided with a gas replacing pipe (5); and a valve (6) is arranged on the gas replacement pipe (5).
3. A dual channel heating apparatus as claimed in claim 1, wherein: two symmetrically arranged sliding blocks (13) connected through a plunger rod (14) are arranged in the three-way valve (1); a sealing ring (15) is arranged on the sliding block (13); one end of the three-way valve (1) is connected with a driving device (16); the driving device (16) is hard connected with a sliding block (13); the driving device (16) is connected with the air flow controller (7).
4. A dual channel heating apparatus as claimed in claim 3, wherein: the sliding block (13) further comprises a buffer plunger (17) and a plunger (18); the buffer plunger (17) is a beveled end part formed by beveling one end of the sliding block (13) close to the middle part of the three-way valve (1) from the upper part to the lower part along the direction far away from the three-way valve (1); the plunger (18) is a flat end part, and a plurality of sealing rings (15) are arranged on the plunger (18).
5. A dual channel heating apparatus as claimed in claim 1, wherein: the inlet flange (11) has the same channel flux with two outlet flanges (12) arranged at intervals below.
6. A dual channel heating apparatus as claimed in claim 1, wherein: and carbon black recovery devices are arranged in the first heating furnace (2) and the second heating furnace (3).
7. A dual channel heating apparatus as claimed in claim 1, wherein: and valves (6) are arranged on the outlet flange (12) and the mixed air inlet pipe (41).
8. A dual channel heating apparatus as claimed in claim 1, wherein: displays are arranged on the first heating furnace (2) and the second heating furnace (3); and the display displays the current running state of the heating furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911222187.9A CN110793194A (en) | 2019-12-03 | 2019-12-03 | Double-channel heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911222187.9A CN110793194A (en) | 2019-12-03 | 2019-12-03 | Double-channel heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110793194A true CN110793194A (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911222187.9A Pending CN110793194A (en) | 2019-12-03 | 2019-12-03 | Double-channel heating device |
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| CN (1) | CN110793194A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912098A (en) * | 2020-08-03 | 2020-11-10 | 桂林理工大学 | Gas mixing and heating integrated device |
-
2019
- 2019-12-03 CN CN201911222187.9A patent/CN110793194A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912098A (en) * | 2020-08-03 | 2020-11-10 | 桂林理工大学 | Gas mixing and heating integrated device |
| CN111912098B (en) * | 2020-08-03 | 2021-11-05 | 桂林理工大学 | Gas mixing and heating integrated device |
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