CN115789667A - Waste gas purification system for rubber discharge of push plate furnace - Google Patents
Waste gas purification system for rubber discharge of push plate furnace Download PDFInfo
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- CN115789667A CN115789667A CN202211624140.7A CN202211624140A CN115789667A CN 115789667 A CN115789667 A CN 115789667A CN 202211624140 A CN202211624140 A CN 202211624140A CN 115789667 A CN115789667 A CN 115789667A
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- push plate
- oil storage
- incineration tower
- waste gas
- purification system
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Abstract
The invention discloses a waste gas purification system for glue discharging of a push plate furnace, which comprises a conveying pipeline and an incineration tower, wherein the gas inlet of the conveying pipeline is connected with a low-temperature glue discharging pipeline of the push plate furnace, and the gas outlet of the conveying pipeline is connected with the inlet end of the incineration tower; an oil storage tank is arranged at one end close to the air inlet of the conveying pipeline, and a heating pipe for heating the waste gas in the oil storage tank is arranged at the bottom of the oil storage tank; the incineration tower comprises an incineration tower tank body and a hydrogen ignition tube, wherein a hydrogen ignition port is formed in the side wall of the incineration tower, and the hydrogen ignition tube is inserted in the hydrogen ignition port. In the invention, the waste gas of the low-temperature glue discharging section is collected to the incineration tower through the conveying pipeline of the purification system, the heating pipe is arranged to store the glue condensed in the oil storage tank and heat the glue to liquid, the conveying performance of the waste gas is improved, and the hydrogen ignition pipe in the incineration tower is used for igniting the waste gas by open fire, so that the waste gas purification effect can be effectively achieved.
Description
Technical Field
The invention relates to the technical field of high-temperature co-fired ceramic sintering, in particular to a waste gas purification system for glue discharging of a push plate furnace.
Background
The push plate furnace is a continuous production device widely applied to the field of high temperature co-fired ceramic (HTCC) sintering. The product can be subjected to a glue discharging process in the early sintering stage, and a large amount of colloid gas is volatilized in the glue discharging process of the product, so that a large amount of waste gas is generated.
At present, in the traditional waste gas treatment mode, an exhaust chimney is arranged at the low-temperature section of a kiln, the exhaust chimney is converged into a purifying furnace through a pipeline, and then the purifying furnace is used for purifying waste gas. In the treatment mode, a centrifugal fan is required to be arranged between the kiln and the purification furnace, and colloid can be condensed in the centrifugal fan in the long-term use process, so that the fan can lose effectiveness for a long time; meanwhile, the purification furnace mostly adopts a heating carbonization mode, and the mode has high energy consumption.
Therefore, the invention provides a waste gas purification system for rubber discharge of a push plate furnace, which can effectively solve the problems of fan loss and high energy consumption.
Disclosure of Invention
The invention provides a waste gas purification system for push plate furnace sintering, and simultaneously overcomes the defects of easy failure and high energy consumption of a centrifugal fan in the traditional mode.
In order to realize the purpose, the technical scheme of the invention is as follows:
a waste gas purification system for glue discharging of a push plate furnace comprises a conveying pipeline and an incineration tower, wherein a gas inlet of the conveying pipeline is connected with a low-temperature glue discharging pipeline of the push plate furnace, and a gas outlet of the conveying pipeline is connected with an inlet end of the incineration tower;
an oil storage tank is arranged at one end close to the air inlet of the conveying pipeline, and a heating pipe for heating the waste gas in the oil storage tank is arranged at the bottom of the oil storage tank;
the incineration tower comprises an incineration tower tank body and a hydrogen ignition tube, wherein a hydrogen ignition port is formed in the side wall of the incineration tower, and the hydrogen ignition tube is inserted into the hydrogen ignition port.
Furthermore, an air inlet is formed in the side wall of the lower portion of the incineration tower, and the air inlet is connected with an external air blower through a pipeline.
Furthermore, a heating rod for supporting combustion is installed on the side wall of the incineration tower, and a first temperature control thermocouple is installed on the side wall of the top of the incineration tower.
Furthermore, an observation mirror is arranged on the side wall of the incineration tower.
Furthermore, a second temperature control thermocouple is arranged between the air inlet of the conveying pipeline and the oil storage tank and connected with the controller of the heating pipe.
Furthermore, the bottom of the oil storage tank is provided with an oil discharge port and a hand valve.
Furthermore, a stop valve is designed at the air outlet of the oil storage tank.
Furthermore, a plurality of oil storage tanks are arranged on the conveying pipeline.
The invention has the beneficial effects that:
1. the waste gas purification system for the sintering of the push plate furnace, provided by the invention, is characterized in that the waste gas at the low-temperature glue discharging section of the push plate furnace is collected to the incineration tower through the conveying pipeline of the purification system, the conveying pipeline is provided with the oil storage tank and the heating pipe, the colloid condensed in the oil storage tank is stored and heated to liquid, the conveying performance of the waste gas is improved, the waste gas is collected into the incineration tower to the maximum extent, and then the waste gas is ignited by open fire through the hydrogen ignition pipe in the incineration tower, so that the waste gas purification effect can be effectively achieved; the waste gas is purified by using an open fire ignition mode, which is different from a direct heating carbonization mode, so that the energy consumption is greatly reduced;
2. compared with the traditional mode, a centrifugal fan is not needed to be arranged between the incineration tower and the conveying pipeline of the waste gas purification system, so that the failure of the centrifugal fan is avoided, and the system can not work normally;
3. the waste gas purification system for the sintering of the push plate furnace can effectively prevent substances such as tar from dropping on products.
Drawings
The invention will be further described with reference to the drawings and examples
FIG. 1 is a schematic front view of an incineration tower according to the present invention;
FIG. 2 is a schematic left side view of an incineration tower according to the invention;
FIG. 3 is a schematic view of a heating rod;
fig. 4 is a schematic three-dimensional structure of the conveying pipeline:
fig. 5 is a schematic view of a heating tube structure.
Wherein: 1. an incineration tower; 2. an incineration tower tank body; 3. a heating rod; 4. an observation mirror; 5. a hydrogen ignition tube; 6. an air inlet; 7. a first temperature control thermocouple; 8. a delivery conduit; 9. an oil storage tank; 10. heating a tube; 11. an air inlet of the conveying pipeline; 12. a second temperature control thermocouple; 13. a stop valve; 14. and (4) a hand valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 5, a waste gas purification system for glue discharging of a push plate furnace comprises a conveying pipeline 8 and an incineration tower 1, wherein a gas inlet 11 of the conveying pipeline is connected with a low-temperature glue discharging pipeline of the push plate furnace, and a gas outlet is connected with an inlet end of the incineration tower 1;
an oil storage tank 9 is arranged at one end close to an air inlet 11 of the conveying pipeline, and a heating pipe 10 for heating the waste gas in the oil storage tank 9 is arranged at the bottom of the oil storage tank 9;
waste gas gets into the oil storage tank through the air inlet, and the heating pipe has been installed to the oil storage tank bottom, and the main effect of heating pipe is to heat tar, and the prevention colloid is at the pipe-line transportation in-process condensation, heats the colloid of condensation in the oil storage tank simultaneously to regularly discharge.
The incineration tower 1 comprises an incineration tower tank body 2 and a hydrogen ignition tube 5, wherein a hydrogen ignition port is formed in the side wall of the incineration tower 1, and the hydrogen ignition tube 5 is inserted into the hydrogen ignition port.
The incineration tower tank body 2 is provided with a hydrogen ignition port for igniting waste gas, the hydrogen ignition 5 is manually ignited outside the incineration tower 1, and the hydrogen ignition port is inserted after ignition.
Waste gas at the low-temperature glue discharging section of the push plate furnace is collected to the incineration tower 1 through a conveying pipeline 8 of a purification system, an oil storage tank 9 and a heating pipe 10 are arranged on the conveying pipeline 8, the colloid condensed in the oil storage tank 9 is stored and heated to be liquid, the conveying performance of the waste gas is provided, the waste gas is converged into the incineration tower 1 to the maximum extent, and then the waste gas is ignited through a hydrogen ignition pipe 5 in the incineration tower 1 by open fire, so that the waste gas purification effect can be effectively achieved; the waste gas is purified by using the mode of igniting open fire, which is different from the mode of directly heating and carbonizing, and the energy consumption is greatly reduced.
As shown in fig. 1 and 2, in one embodiment of the present invention:
an air inlet 6 is arranged on the side wall of the lower part of the incineration tower 1, and the air inlet 6 is connected with an external air blower through a pipeline.
The incineration tower 1 ignites the collected waste gas in the tower by open fire, thereby achieving the purpose of purifying the waste gas. The incineration tower tank body 2 is provided with an air inlet 6, and air required by combustion is conveyed into the incineration tower by an air blower.
As shown in fig. 1 and 3, in an embodiment of the present invention:
the side wall of the incineration tower 1 is provided with a heating rod 3 for supporting combustion, and the side wall of the top of the incineration tower 1 is provided with a first temperature control thermocouple 7.
The heating rod 3 is arranged inside the incineration tower 1 and used for heating gas in the incineration tower 1 and mainly has the function of supporting combustion. The upper part of the incineration tower 1 is provided with a first temperature control thermocouple 7 for detecting the temperature in the tower.
As shown in fig. 1, in one embodiment of the present invention:
and an observation mirror 4 is arranged on the side wall of the incineration tower 1. The incineration tower in be equipped with sight glass 4, be convenient for observe the gas burning condition in the tower, whether the observation naked light goes out when hydrogen lighting tube stopper goes into the tower simultaneously.
As shown in fig. 4, in another embodiment of the invention:
a second temperature control thermocouple 12 is arranged between the air inlet 11 of the conveying pipeline and the oil storage tank 9, and the second temperature control thermocouple 12 is connected with a controller of the heating pipe 10. The heating tube 10 is shown in fig. 5.
The second temperature control thermocouple 1 is used for detecting the gas temperature in real time, and if the gas temperature is lower, the heating power output proportion of the heating tube 10 is adjusted to adjust the temperature.
In this embodiment, the bottom of the oil storage tank is provided with an oil drain port, and a hand valve 14 is arranged. The air outlet of the oil storage tank is provided with a stop valve 13.
The glue discharging of the materials in the whole manufacturing process is mainly concentrated in the low-temperature section, and waste gas generated by glue discharging is collected to the incineration tower 1 through a conveying pipeline 8 of a waste gas purification system by a low-temperature section gas outlet pipeline. Pipeline closes on the one end of air inlet and has been equipped with oil storage tank 9, and waste gas is at first through oil storage tank 9, and the design has heating pipe 10 in 9 bottom of oil storage tank, heats jar well waste gas, improves gas temperature, and prevention waste gas is gas condensation in transportation process, and then can't collect 1 and burn in the tower. Meanwhile, a small amount of condensed colloid is stored, heated to be liquid, and opened by a hand valve to be emptied when the colloid is stored to a certain amount. The air outlet of each oil storage tank 9 is provided with a stop valve 13, so that the pipeline maintenance is facilitated.
The operation principle is as follows: before the equipment is operated, the inside of the whole equipment needs to be purged by using nitrogen, and the purging time depends on the volume of the equipment. If the purging is incomplete, there is even a risk of explosion during operation of the incineration tower 1. After the equipment is completely purged, a control valve of the hydrogen ignition tube 5 is opened, hydrogen is ignited outside the tower and then placed in the tower, and whether the hydrogen is extinguished or not is confirmed through a sight glass. After confirming that the hydrogen is in the ignition state, the blower is started, the air inlet amount is adjusted, and then whether the hydrogen is in the ignition state is observed again. Along with the operation of the equipment, the gas collected in the tower in the furnace is gradually changed into waste gas containing colloid from initial purge gas, and the heating rod in the waste gas tower is firstly heated and then ignited and combusted by hydrogen, so that the purification effect is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A waste gas purification system for glue discharging of a push plate furnace is characterized by comprising a conveying pipeline and an incineration tower, wherein a gas inlet of the conveying pipeline is connected with a low-temperature glue discharging pipeline of the push plate furnace, and a gas outlet of the conveying pipeline is connected with an inlet end of the incineration tower;
an oil storage tank is arranged at one end close to the air inlet of the conveying pipeline, and a heating pipe for heating the waste gas in the oil storage tank is arranged at the bottom of the oil storage tank;
the incineration tower comprises an incineration tower tank body and a hydrogen ignition tube, wherein a hydrogen ignition port is formed in the side wall of the incineration tower, and the hydrogen ignition tube is inserted into the hydrogen ignition port.
2. The exhaust gas purification system for the stoking of the push plate furnace as claimed in claim 1, wherein an air inlet is arranged on the lower side wall of the incineration tower, and the air inlet is connected with an external blower through a pipeline.
3. The exhaust gas purification system for push plate furnace adhesive discharging according to claim 2, wherein a heating rod for supporting combustion is installed on the side wall of the incineration tower, and a first temperature control thermocouple is installed on the side wall of the top of the incineration tower.
4. The exhaust gas purification system for push plate furnace grate stoking according to claim 3, wherein the side wall of the incineration tower is provided with an observation window.
5. The exhaust gas purification system for the rubber discharge of the push plate furnace according to claim 1, wherein a second temperature control thermocouple is arranged between the air inlet of the conveying pipeline and the oil storage tank, and the second temperature control thermocouple is connected with the controller of the heating pipe.
6. The exhaust gas purification system for push plate furnace adhesive discharging according to claim 5, wherein the oil storage tank is provided with an oil discharge port at the bottom and a hand valve.
7. The exhaust gas purification system for push plate furnace discharging glue of claim 5, wherein the air outlet of the oil storage tank is designed with a stop valve.
8. The exhaust gas purification system for push plate furnace adhesive discharging according to claim 1, wherein a plurality of oil storage tanks are provided on the delivery pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211624140.7A CN115789667A (en) | 2022-12-16 | 2022-12-16 | Waste gas purification system for rubber discharge of push plate furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211624140.7A CN115789667A (en) | 2022-12-16 | 2022-12-16 | Waste gas purification system for rubber discharge of push plate furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115789667A true CN115789667A (en) | 2023-03-14 |
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ID=85425973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211624140.7A Pending CN115789667A (en) | 2022-12-16 | 2022-12-16 | Waste gas purification system for rubber discharge of push plate furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115789667A (en) |
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2022
- 2022-12-16 CN CN202211624140.7A patent/CN115789667A/en active Pending
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| CB03 | Change of inventor or designer information |
Inventor after: Du Runsheng Inventor after: Xia Peng Inventor after: Li Liuya Inventor after: Wang Weichen Inventor after: Han Weikang Inventor before: Du Runsheng Inventor before: Wei Wushuai Inventor before: Xia Peng Inventor before: Li Liuya Inventor before: Wang Weichen Inventor before: Han Weikang |