CN211339632U - Waste gas heat exchange device for stainless steel band annealing furnace body - Google Patents
Waste gas heat exchange device for stainless steel band annealing furnace body Download PDFInfo
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- CN211339632U CN211339632U CN201922278118.1U CN201922278118U CN211339632U CN 211339632 U CN211339632 U CN 211339632U CN 201922278118 U CN201922278118 U CN 201922278118U CN 211339632 U CN211339632 U CN 211339632U
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Abstract
The utility model discloses a stainless steel band is waste gas heat transfer device for annealing furnace body, including annealing furnace body, the air exhauster, the conveyer pipe, the shunt tubes, the heat exchanger, the collecting pipe, the back flow, the exhaust gas pipe, blast pipe and degradation case, annealing furnace body is last to be provided with heating chamber and waste gas port, the air exhauster is connected with the conveyer pipe, and the conveyer pipe passes through the shunt tubes and is connected with the heat exchanger entry, and the heat exchanger export is connected with the collecting pipe, the collecting pipe passes through the back flow and connects the heating chamber of annealing furnace body, the waste gas port of annealing furnace body passes through the exhaust gas pipe and is connected with the waste gas entry of heat exchanger and lets in waste gas to the heat exchanger, the degradation case passes through; the waste gas heat exchange device for the stainless steel band annealing furnace body can transfer heat energy of burning smoke and sucked air, so that the air is converted into combustion-supporting hot air to be input into the heating chamber to help gas to burn, and the burning heating efficiency is improved.
Description
The technical field is as follows:
the utility model relates to an annealing furnace body equipment technical field especially relates to a stainless steel band is waste gas heat transfer device for annealing furnace body.
Background art:
the stainless steel strip annealing furnace body is mainly applied to stainless steel parts and the annealing processing technology of stainless steel strips, wherein the stainless steel annealing furnace body is mainly applied most widely by using a gas annealing furnace body, a gas burner is directly utilized to spray, burn and heat in a heating chamber, the heating chamber needs to be continuously supplemented with air from the outside to keep burning, waste gas generated by gas burning in the traditional stainless steel annealing furnace body is directly discharged and treated, and high-temperature waste gas is not utilized, so that the waste of heat energy resources is caused.
The utility model has the following contents:
in order to solve the technical problem, the utility model provides a stainless steel band is waste gas heat transfer device for annealing furnace body can carry out the heat energy transfer with the flue gas of burning and inspiratory air, makes the air transformation help coal gas burning in the combustion-supporting hot-blast input heating chamber, improves burning heating efficiency.
The utility model provides a stainless steel band is waste gas heat transfer device for annealing furnace body, is provided with heating chamber and waste gas port including annealing furnace body, air exhauster, conveyer pipe, shunt tubes, heat exchanger, collecting pipe, back flow, exhaust pipe, blast pipe and degradation case on the annealing furnace body, air exhauster and duct connections, and the conveyer pipe passes through shunt tubes and heat exchanger access connection, and the heat exchanger export is connected with the collecting pipe, the collecting pipe passes through the back flow and connects the heating chamber of annealing furnace body, and the heat exchanger top surface is provided with waste gas inlet, and the bottom surface is provided with waste gas outlet, and the waste gas port of annealing furnace body passes through the waste gas inlet connection of exhaust pipe and heat exchanger and lets in waste gas toward the heat exchanger, and the degradation case passes through the.
Preferably, the air extractor comprises a base, a support and an exhaust fan, the exhaust fan is installed on the base through the support, and an outlet of the exhaust fan is communicated with an inlet of the conveying pipe.
Preferably, a plurality of said shunt tubes are arranged around the delivery tube, with shunt tube inlets communicating with the delivery tube outlets.
Preferably, the heat exchanger includes a heat exchanger section of thick bamboo, heat exchange tube and heat transfer seat, and a heat exchanger section of thick bamboo bottom is provided with the support frame, and is a plurality of the heat transfer seat sets gradually at a heat exchanger section of thick bamboo middle part, is provided with the gas transmission mouth on the heat exchange seat and encircles the mounting hole that the gas transmission mouth set up, and is a plurality of the heat exchange tube passes through mounting hole and connects the heat exchange seat, and heat exchange tube entry and shunt tubes export intercommunication, heat exchange tube export and collector tube entry intercommunication.
Preferably, a plurality of collecting pipes are arranged around the side surface of the return pipe, the outlet of each collecting pipe is communicated with the inlet of the return pipe, and the outlet of the return pipe is communicated with the heating chamber of the annealing furnace body.
Preferably, the inlet of the exhaust pipe is communicated with an exhaust port of the annealing furnace body, the outlet of the exhaust pipe is communicated with the top of the heat exchange cylinder close to the confluence pipe, the inlet of the exhaust pipe is communicated with the bottom of the heat exchange cylinder close to the shunt pipe, and the outlet of the exhaust pipe is communicated with the degradation box.
The utility model has the advantages that: this stainless steel band is waste gas heat transfer device for annealing furnace body passes through the aspirator and inhales the conveyer pipe with the air in, the air is in the heat exchange tube of conveyer pipe and shunt tubes entering heat exchanger, the waste gas of exhaust pipe in with the annealing furnace body inputs the heat exchanger section of thick bamboo, high temperature waste gas carries out abundant heat transfer through heat transfer seat and heat exchange tube and with the air, make the air heat-up and turn into high temperature hot-blast, help gas burning in the heating chamber of high temperature hot-blast entering in the annealing furnace body, improve combustion heating efficiency, the heat energy resource of make full use of waste gas, improve its utilization ratio.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the heat exchanger in FIG. 1;
fig. 3 is a cross-sectional view a-a of fig. 2.
In the figure: the annealing furnace comprises an annealing furnace body 1, an air extractor 2, a base 21, a support 22, an exhaust fan 23, a conveying pipe 3, a 4-flow dividing pipe, a 5-heat exchanger, a 51-heat exchange cylinder, a 52-heat exchange pipe, a 53-heat exchange base, a 6-confluence pipe, a 7-return pipe, an 8-waste gas pipe, a 9-exhaust pipe, a 10-degradation box and an 11-air transmission port.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the present invention.
As shown in fig. 1-3, a waste gas heat exchange device for a stainless steel strip annealing furnace body 1 comprises an annealing furnace body 1, an air extractor 2, a delivery pipe 3, a shunt pipe 4, a heat exchanger 5, a collecting pipe 6, a return pipe 7, a waste gas pipe 8, an exhaust pipe 9 and a degradation box, wherein a heating chamber and a waste gas port (not shown in the figure) are arranged on the annealing furnace body 1, the air extractor 2 is connected with the delivery pipe 3, the delivery pipe 3 is connected with an inlet of the heat exchanger 5 through the shunt pipe 4, an outlet of the heat exchanger 5 is connected with the collecting pipe 6, the air is sucked into the delivery pipe 3 by the air extractor 2 and sent into the heat exchanger 5 through the delivery pipe 3 and the shunt pipe 4, the collecting pipe 6 is connected with the heating chamber of the annealing furnace body 1 through the return pipe 7, the waste gas port of the annealing furnace body is connected with the waste gas inlet of the heat exchanger 5 through the waste gas pipe 8 and introduces waste gas into the heat exchanger 55, the waste gas is input into the heat exchanger 5 to be convenient for heat exchange with air, and the air output by the heat exchanger 5 is sent into the heating chamber of the annealing furnace body 1 through the collecting pipe 6 and the return pipe 7 to be used, the degradation box 10 is connected with the waste gas outlet of the heat exchanger 5 through the exhaust pipe 9 and receives the waste gas discharged by the heat exchanger 5, the degradation box 10 is arranged below the heat exchanger 5, a purification device such as an active carbon filter layer is arranged in the degradation box 10 to be convenient for purifying part of the waste gas conveyed from the exhaust pipe 9, the specific structure of the degradation box is the prior art, so that detailed description is omitted, different from the traditional stainless steel strip annealing furnace body 1, the waste gas heat exchange device for the stainless steel strip, air is converted into combustion-supporting hot air and is input into the heating chamber to help gas to be combusted, and the combustion heating efficiency is improved.
On the specific structure of the air extractor 2, the air extractor 2 comprises a base 21, a support 22 and an exhaust fan 23, the exhaust fan 23 is installed on the base 21 through the support 22, the outlet of the exhaust fan 23 is communicated with the inlet of the conveying pipe 3, a plurality of shunt tubes 4 are arranged around the side surface of the conveying pipe 3, the inlet of the shunt pipe 4 is communicated with the outlet of the delivery pipe 3, the exhaust fan 23 is used for absorbing outside air, the air enters the shunt pipe 4 through the delivery pipe 3, the air is respectively delivered into the heat exchanger 5 through the shunt pipe 4 to carry out sufficient heat exchange with waste gas so as to heat the air, and a plurality of the collecting pipes 6 are arranged around the side surface of the return pipe 7, the outlet of the collecting pipe 6 is communicated with the inlet of the return pipe 7, the outlet of the return pipe 7 is communicated with the heating chamber of the annealing furnace body 1, and the heated air enters the return pipe 7 through the collecting pipe 6 and is conveyed to the heating chamber of the annealing furnace body 1 through the return pipe 7 for utilization.
On the specific structure of the heat exchanger, the heat exchanger comprises a heat exchange cylinder 51, a heat exchange tube 52 and a heat exchange base 53, a support frame is arranged at the bottom of the heat exchange cylinder 51, a plurality of heat exchange bases 53 are sequentially arranged in the middle of the heat exchange cylinder 51, a gas transmission port and a mounting hole arranged around the gas transmission port are arranged on the heat exchange base 53, the plurality of heat exchange tubes 52 are connected with the heat exchange base 53 through the mounting hole, the inlet of the heat exchange tube 52 is communicated with the outlet of a shunt tube 4, the outlet of the heat exchange tube 52 is communicated with the inlet of a confluence tube 6, the inlet of an exhaust tube 8 is communicated with an exhaust gas port of an annealing furnace body 1, as shown in figure 1, the outlet of the exhaust tube 8 is communicated with an exhaust gas inlet at the top of the heat exchange cylinder 51 near the confluence tube 6, the inlet of the exhaust tube 9 is communicated with an exhaust gas outlet at the, the waste gas carries out heat transfer to the heat exchange pipe 52 and the heat exchange seat 53, the heat exchange seat 53 can support the heat exchange pipe 52, meanwhile, the heat exchange seat 53 is provided with the gas transmission port 11, the waste gas needs to be transmitted in the heat exchange cylinder 51 through the gas transmission port 11, the heat of the waste gas can be directly transmitted to the heat exchange seat 53 when the waste gas passes through the gas transmission port 11, the heat exchange seat 53 can transmit the heat of the waste gas to the heat exchange pipe 52 arranged on the heat exchange seat 53 after absorbing the heat of the waste gas, thus, the heat absorption and the temperature rise of the air in the heat exchange pipe 52 can be facilitated to be converted into combustion-supporting hot air, and the waste gas after.
The working principle of the waste gas heat exchange device for the stainless steel strip annealing furnace body 1 is as follows: an inlet of an exhaust fan 23 absorbs outside air, the air enters a delivery pipe 3 from an outlet of the exhaust fan 23, then the air enters each shunt pipe 4 through the delivery pipe 3, then the air is delivered to heat exchange pipes 52 in a heat exchanger 5 through the shunt pipes 4, meanwhile, the exhaust gas of the annealing furnace body 1 is output from an exhaust gas port of the annealing furnace body 1 and enters an exhaust gas pipe 8, the exhaust gas enters a heat exchange cylinder 51 through the exhaust gas pipe 8, when the exhaust gas is delivered through a gas delivery port 11, the exhaust gas can carry out heat transfer on the heat exchange pipes 52 and a heat exchange seat 53, the heat exchange seat 53 can support the heat exchange pipes 52, meanwhile, the heat exchange seat 53 can transfer the heat of the exhaust gas to the heat exchange pipes 52 arranged on the heat exchange seat 53 after absorbing the heat of the exhaust gas, the heat absorption and the temperature rise of the air in the heat exchange pipes 52 are facilitated to be converted into combustion-supporting hot air, the heat exchange, the outlet of the return pipe 7 is communicated with the heating chamber of the annealing furnace body 1, the heated air is conveyed into the heating chamber of the annealing furnace body 1 through the return pipe 7 to help coal gas to burn, the heated air is closer to a burning point, the combustion reaction time is shortened, the combustion heating efficiency is improved, waste gas subjected to heat transfer is conveyed into the degradation box through the exhaust pipe 9 to be dissolved, the heat energy resource of the waste gas is fully utilized, and the utilization rate of the waste gas is improved.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a stainless steel band is waste gas heat transfer device for annealing furnace body which characterized in that: including annealing furnace body, aspirator, conveyer pipe, shunt tubes, heat exchanger, collecting pipe, back flow, exhaust pipe, blast pipe and degradation case, be provided with heating chamber and waste gas port on the annealing furnace body, aspirator and duct connections, and the conveyer pipe passes through shunt tubes and heat exchanger access connection, and the heat exchanger export is connected with the collecting pipe, the heating chamber of the annealing furnace body is connected through the back flow to the collecting pipe, and the heat exchanger top surface is provided with waste gas inlet, and the bottom surface is provided with waste gas outlet, and the waste gas port of annealing furnace body passes through the waste gas inlet connection of exhaust pipe and heat exchanger and lets in waste gas toward the heat exchanger, and the degradation case passes through the waste gas outlet connection of blast pipe and heat exchanger and accepts heat.
2. The exhaust gas heat exchange device for the stainless steel strip annealing furnace body according to claim 1, characterized in that: the air extractor comprises a base, a support and an exhaust fan, the exhaust fan is installed on the base through the support, and an outlet of the exhaust fan is communicated with an inlet of the conveying pipe.
3. The exhaust gas heat exchange device for the stainless steel strip annealing furnace body according to claim 1, characterized in that: a plurality of the shunt tubes are arranged around the delivery pipe, and the inlets of the shunt tubes are communicated with the outlets of the delivery pipe.
4. The exhaust gas heat exchange device for the stainless steel strip annealing furnace body according to claim 1, characterized in that: the heat exchanger includes heat exchanger tube, heat exchange tube and heat transfer seat, and heat exchanger tube bottom is provided with the support frame, and is a plurality of the heat transfer seat sets gradually at heat exchanger tube middle part, is provided with the gas transmission mouth on the heat exchange seat and encircles the mounting hole that the gas transmission mouth set up, and is a plurality of the heat exchange tube passes through mounting hole and connects the heat exchange seat, and heat exchange tube entry and shunt tubes export intercommunication, heat exchange tube export and collector tube entry intercommunication.
5. The exhaust gas heat exchange device for the stainless steel strip annealing furnace body according to claim 1, characterized in that: and the plurality of collecting pipes are arranged around the side surface of the return pipe, the outlet of each collecting pipe is communicated with the inlet of the return pipe, and the outlet of the return pipe is communicated with the heating chamber of the annealing furnace body.
6. The exhaust gas heat exchange device for the stainless steel strip annealing furnace body according to claim 4, characterized in that: the inlet of the waste gas pipe is communicated with a waste gas port of the annealing furnace body, the outlet of the waste gas pipe is communicated with the top of the heat exchange cylinder close to the confluence pipe, the inlet of the exhaust pipe is communicated with the bottom of the heat exchange cylinder close to the flow dividing pipe, and the outlet of the exhaust pipe is communicated with the degradation box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922278118.1U CN211339632U (en) | 2019-12-18 | 2019-12-18 | Waste gas heat exchange device for stainless steel band annealing furnace body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922278118.1U CN211339632U (en) | 2019-12-18 | 2019-12-18 | Waste gas heat exchange device for stainless steel band annealing furnace body |
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| CN211339632U true CN211339632U (en) | 2020-08-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758293A (en) * | 2021-10-11 | 2021-12-07 | 温州宪江防腐设备有限公司 | Heat energy recovery environment-friendly oil fume treatment device |
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2019
- 2019-12-18 CN CN201922278118.1U patent/CN211339632U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758293A (en) * | 2021-10-11 | 2021-12-07 | 温州宪江防腐设备有限公司 | Heat energy recovery environment-friendly oil fume treatment device |
| CN113758293B (en) * | 2021-10-11 | 2022-02-25 | 温州宪江防腐设备有限公司 | Heat energy recovery environment-friendly oil fume treatment device |
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