CN216347847U - Pipeline reduction furnace cooling structure - Google Patents
Pipeline reduction furnace cooling structure Download PDFInfo
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- CN216347847U CN216347847U CN202122972120.6U CN202122972120U CN216347847U CN 216347847 U CN216347847 U CN 216347847U CN 202122972120 U CN202122972120 U CN 202122972120U CN 216347847 U CN216347847 U CN 216347847U
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Abstract
The utility model discloses a cooling structure of a pipeline reduction furnace, which comprises a pipeline type hearth and a conveying device, wherein the front end of the pipeline type hearth is provided with an inlet, the rear end of the pipeline type hearth is provided with an outlet, the conveying device enters the pipeline type hearth from the inlet and penetrates out of the pipeline type hearth from the outlet, a sintering chamber and a cooling chamber are sequentially arranged in the pipeline type hearth from front to back, and the cooling structure is characterized in that: the first heat insulation cover is arranged on the left outer side wall of the pipeline type hearth, and a first heat insulation cavity is defined by the first heat insulation cover and the left outer side wall of the pipeline type hearth; the second separates heat exchanger and installs on the right lateral wall of pipeline formula furnace, and the second separates heat exchanger and encloses into the thermal-insulated chamber of second with the right lateral wall of pipeline formula furnace. The cooling structure of the pipeline reducing furnace has good heat insulation performance, heat in a hearth inner cavity can be effectively reduced or avoided being dissipated to a workshop through heat radiation, the working environment of the workshop is greatly improved, the risk of scalding when workers walk can be reduced, and the health of the workers is guaranteed.
Description
Technical Field
The utility model relates to electronic component production equipment, in particular to a cooling structure of a pipeline reduction furnace.
Background
When manufacturing a ceramic capacitor, an electrode sintering process is required to be performed on a ceramic capacitor dielectric sheet with electrode paste (such as silver electrode paste or copper electrode paste) printed on both surfaces thereof to form an electrode. When the electrode is sintered, the ceramic capacitor dielectric sheet printed with the electrode slurry is firstly placed in the sagger, then the sagger is placed on the conveying device, the sagger and the ceramic capacitor dielectric sheet therein are moved to a hearth of the pipeline reduction furnace by the conveying device and are gradually conveyed backwards, and an electrode sintering process is carried out to enable the electrode slurry to form the electrode.
However, when the electrode is sintered, since the furnace temperature of the pipeline reduction furnace is too high (generally reaching 800 ℃ or higher), the temperature of the outer side wall of the furnace is also increased due to heating, the temperature of the whole workshop is gradually increased along with the influence of heat radiation, the working condition is relatively severe, and when workers work in the high-temperature workshop environment for a long time, the workers are easy to be over-fatigued, particularly in summer, the heatstroke is easy to occur, and the physical health of the workers is influenced. In addition, the outer side wall of the hearth is too high in temperature, and workers can be easily scalded by the high-temperature outer side wall of the hearth when walking.
Disclosure of Invention
The utility model aims to provide a cooling structure of a pipeline reducing furnace, which has better heat insulation property, can effectively reduce or avoid heat in a hearth cavity from being dissipated into a workshop through heat radiation, greatly improves the working environment of the workshop, can reduce the risk of scalding workers when the workers walk, and ensures the health of the workers.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a pipeline reducing furnace cooling structure, includes pipeline formula furnace and conveyor, is equipped with the export on pipeline formula furnace's the front end is equipped with entry, the rear end, and conveyor gets into pipeline formula furnace from the entry and wears out pipeline formula furnace from the export, is equipped with sintering chamber and cooling chamber, its characterized in that in proper order from preceding to the back in the pipeline formula furnace: the first heat insulation cover is arranged on the left outer side wall of the pipeline type hearth, and a first heat insulation cavity is defined by the first heat insulation cover and the left outer side wall of the pipeline type hearth; the second separates heat exchanger and installs on the right lateral wall of pipeline formula furnace, and the second separates heat exchanger and encloses into the thermal-insulated chamber of second with the right lateral wall of pipeline formula furnace.
The above definitions before and after: along the conveying direction of the conveying device, the first arrival is front, and the slow arrival is back.
Set up first heat shield and form first thermal-insulated chamber (first thermal-insulated chamber is the intermediate layer cavity) on pipeline formula furnace's the left outer lateral wall, set up the second on pipeline formula furnace's the right lateral wall and separate the heat shield and form the second chamber that separates heat (the second separates the heat shield and is the intermediate layer cavity), pipeline formula furnace of high temperature is in between first heat shield and the second separates the heat shield, can make pipeline formula furnace's the left and right sides lateral wall have better heat-proof quality, can effectively reduce or avoid the heat in the pipeline formula furnace inner chamber to give off to the workshop in, guarantee that the ambient temperature of whole workshop is in a suitable temperature range, improve the operational environment in workshop greatly, can reduce the risk of being scalded when the workman walks about again, guarantee that the workman's is healthy.
The above-mentioned conveying device may adopt a plurality of conveying rollers arranged in sequence, which belongs to the prior art and will not be described in detail here.
As a preferred scheme of the utility model, the cooling structure of the pipeline reduction furnace further comprises a first air cooler, a first air inlet pipe, a second air inlet pipe, a first exhaust pipe and a second exhaust pipe; the first air cooler is arranged on the outer side of the pipeline type hearth; the first heat insulation cover is provided with a first exhaust port and a first air inlet, the first exhaust port and the first air inlet are both communicated with the first heat insulation cavity, the first end of a first air inlet pipe is communicated with the air outlet of the first air cooler, the second end of the first air inlet pipe is communicated with the first heat insulation cavity through the first air inlet, and the air inlet end of the first exhaust pipe is communicated with the first heat insulation cavity through the first exhaust port; and a second air outlet and a second air inlet are arranged on the second heat insulation cover, the second air outlet and the second air inlet are communicated with a second heat insulation cavity, the first end of a second air inlet pipe is communicated with the air outlet of the first air cooler, the second end of the second air inlet pipe is communicated with the second heat insulation cavity through the second air inlet, and the air inlet end of the second air outlet pipe is communicated with the second heat insulation cavity through the second air outlet. A first air cooler is started, air is supplied to a first heat insulation cavity through a first air inlet pipe, heat on the left outer side wall of the pipeline type hearth is taken away by flowing air flow, and the heat is discharged to the outside of a workshop through a first air outlet and a first air exhaust pipe; meanwhile, air is supplied to the second heat insulation cavity through the second air inlet pipe, and flowing air flow takes away heat on the right outer side wall of the pipeline type hearth and is discharged to the outside of a workshop through the second air outlet and the second air exhaust pipe.
As a further preferable scheme of the present invention, the first heat shield includes a first top plate, a first bottom plate, and a first side plate, a left edge of the first top plate and a left edge of the first bottom plate are respectively connected to an upper edge and a lower edge of the first side plate, the first exhaust port is disposed on the first top plate, and the first air inlet is disposed on the first bottom plate. Through the arrangement, air blown out by the first air cooler is supplied to the first heat insulation cavity from bottom to top through the first air inlet pipe, so that air flow flowing from bottom to top brings away heat on the left outer side wall of the pipeline type hearth, and then is discharged to the outside of a workshop through the first air outlet.
As a further preferable scheme of the present invention, the second heat shield includes a second top plate, a second bottom plate, and a second side plate, a right edge of the second top plate and a right edge of the second bottom plate are respectively connected to an upper edge and a lower edge of the second side plate, the second air outlet is disposed on the second top plate, and the second air inlet is disposed on the second bottom plate. Through the arrangement, air blown out by the first air cooler is supplied to the second heat insulation cavity from bottom to top through the second air inlet pipe, so that air flow flowing from bottom to top takes away heat on the right outer side wall of the pipeline type hearth and is discharged to the outside of a workshop through the second air outlet.
In a preferred embodiment of the present invention, the first heat shield and the second heat shield are made of a heat insulating material. The first heat insulation cover and the second heat insulation cover are made of heat insulation materials (such as asbestos plates), and have a good heat insulation effect.
As a preferred scheme of the utility model, the cooling structure of the pipeline reduction furnace further comprises a second air cooler, a third air inlet pipe, an air inlet cover and a third exhaust pipe; the second air cooler is arranged on the outer side of the pipeline type hearth, the air inlet cover is arranged in the inner cavity of the cooling chamber and is positioned on the lower side of the conveying device, an air outlet is formed in the top of the air inlet cover, an air inlet is formed in the bottom of the air inlet cover, and the air outlet of the air inlet cover faces the conveying device; the top of the cooling chamber is provided with a third air outlet, the bottom of the cooling chamber is provided with a third air inlet, the first end of the third air inlet pipe is communicated with the air outlet of the second air cooler, the second end of the third air inlet pipe is communicated with the air inlet of the air inlet cover through the third air inlet, the third air outlet is communicated with the inner cavity of the cooling chamber, and the air inlet end of the third air outlet pipe is communicated with the cooling chamber through the third air outlet. The product enters a cooling chamber under the drive of a conveying device after being sintered in a sintering chamber of a pipeline type hearth; the second air cooler supplies air to the cooling chamber through the third air inlet pipe and blows air upwards towards the products on the conveying device, so that air flow flowing from bottom to top can be formed in the cooling chamber and partial heat of the products on the conveying device can be taken away, the air flow is discharged to the outside of a workshop through the third air outlet and the third air outlet pipe, the products are cooled, the cooled products are moved out of the cooling chamber, and the products are conveyed to a next process from an outlet at the rear end of the pipeline type hearth through the conveying device. Through the arrangement, air cooling can be carried out on the sintered product, cooling of the sintered product is accelerated, the phenomenon that the peripheral temperature is affected due to overhigh temperature of the product can be prevented, the operation of transferring and the like by workers is facilitated, and the product performance is ensured.
As a further preferable aspect of the present invention, the cross-sectional area of the air inlet cover becomes gradually larger from the lower end thereof to the upper end thereof. Above-mentioned air inlet cover can distribute the wind that comes out from third air inlet pipe second end to blow the product on the conveyor comparatively evenly, the radiating effect is better.
Compared with the prior art, the utility model has the following advantages:
the cooling structure of the pipeline reducing furnace has good heat insulation performance, heat in a hearth inner cavity can be effectively reduced or avoided being dissipated to a workshop through heat radiation, the working environment of the workshop is greatly improved, the risk of scalding when workers walk can be reduced, and the health of the workers is guaranteed.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention;
fig. 2 is a cross-sectional view a-a of fig. 1.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the cooling structure of the pipeline reduction furnace in this embodiment includes a pipeline type furnace hearth 1, a conveying device 2, a first heat shield 3 and a second heat shield 4, the front end of the pipeline type furnace hearth 1 is provided with an inlet 11, the rear end of the pipeline type furnace hearth 1 is provided with an outlet 12, the conveying device 2 enters the pipeline type furnace hearth 1 from the inlet 11 and penetrates out of the pipeline type furnace hearth 1 from the outlet 12, a sintering chamber 5 and a cooling chamber 6 are sequentially arranged in the pipeline type furnace hearth 1 from front to back, the first heat shield 3 is installed on the left outer side wall of the pipeline type furnace hearth 1, and the first heat shield 3 and the left outer side wall of the pipeline type furnace hearth 1 enclose a first heat insulating cavity 7; the second separates heat exchanger 4 and installs on the right lateral wall of pipeline formula furnace 1, and second separates heat exchanger 4 and encloses into the thermal-insulated chamber 8 of second with the right lateral wall of pipeline formula furnace 1.
The above definitions before and after: in the conveying direction of the conveyor 2, the first arrival is before and the slow arrival is after.
The above-mentioned conveying device 2 may adopt a plurality of conveying rollers 21 arranged in sequence, which belongs to the prior art and will not be described in detail here.
The present embodiment further includes a first air cooler 9, a first air inlet pipe 10, a second air inlet pipe 101, a first exhaust pipe 102, and a second exhaust pipe 103; the first air cooler 9 is arranged on the outer side of the pipeline type hearth 1; the first heat shield 3 is provided with a first exhaust opening 31 and a first air inlet 32, the first exhaust opening 31 and the first air inlet 32 are both communicated with the first heat insulation cavity 7, the first end of the first air inlet pipe 10 is communicated with the air outlet of the first air cooler 9, the second end of the first air inlet pipe 10 is communicated with the first heat insulation cavity 7 through the first air inlet 32, and the air inlet end of the first exhaust pipe 102 is communicated with the first heat insulation cavity 7 through the first exhaust opening 31; a second air outlet 41 and a second air inlet 42 are arranged on the second heat insulation cover 4, the second air outlet 41 and the second air inlet 42 are both communicated with the second heat insulation cavity 8, a first end of a second air inlet pipe 101 is communicated with an air outlet of the first air cooler 9, a second end of the second air inlet pipe 101 is communicated with the second heat insulation cavity 8 through the second air inlet 42, and an air inlet end of a second air outlet pipe 103 is communicated with the second heat insulation cavity 8 through the second air outlet 41. The first air cooler 9 is started, air is supplied to the first heat insulation cavity 7 through the first air inlet pipe 10, the flowing air flow takes away heat on the left outer side wall of the pipeline type hearth 1, and the heat is exhausted to the outside of a workshop through the first exhaust port 31 and the first exhaust pipe 102; meanwhile, air is supplied to the second heat insulation cavity 8 through the second air inlet pipe 101, and the flowing air flow takes away heat on the right outer side wall of the pipeline type hearth 1 and is discharged to the outside of the workshop through the second air outlet 41 and the second air outlet pipe 103.
The first heat shield 3 includes a first top plate 33, a first bottom plate 34 and a first side plate 35, the left edge of the first top plate 33 and the left edge of the first bottom plate 34 are respectively connected with the upper edge and the lower edge of the first side plate 35, the first exhaust opening 31 is arranged on the first top plate 33, and the first air inlet 32 is arranged on the first bottom plate 34. Through the arrangement, air blown out by the first air cooler 9 is supplied to the first heat insulation cavity 7 from bottom to top through the first air inlet pipe 10, so that air flow flowing from bottom to top takes away heat on the left outer side wall of the pipeline type hearth 1 and is exhausted to the outside of a workshop through the first exhaust port 31.
The second heat shield 4 includes a second top plate 43, a second bottom plate 44 and a second side plate 45, a right edge of the second top plate 43 and a right edge of the second bottom plate 44 are respectively connected with an upper edge and a lower edge of the second side plate 45, the second air outlet 41 is disposed on the second top plate 43, and the second air inlet 42 is disposed on the second bottom plate 44. Through the arrangement, air blown out by the first air cooler 9 is supplied to the second heat insulation cavity 8 from bottom to top through the second air inlet pipe 101, so that air flow flowing from bottom to top takes away heat on the right outer side wall of the pipeline type hearth 1 and is discharged to the outside of a workshop through the second air outlet 41.
The first heat shield 3 and the second heat shield 4 are made of a heat insulating material. The first heat shield 3 and the second heat shield 4 are made of heat insulating materials (such as asbestos plates), and have a good heat insulating effect.
The embodiment also comprises a second air cooler 104, a third air inlet pipe 105, an air inlet hood 106 and a third exhaust pipe 107; the second air cooler 104 is arranged outside the duct type hearth 1, the air inlet cover 106 is arranged in the inner cavity of the cooling chamber 6 and is positioned at the lower side of the conveying device 2, the top of the air inlet cover 106 is provided with an air outlet 1061, the bottom of the air inlet cover 106 is provided with an air inlet 1062, and the air outlet 1061 of the air inlet cover 106 faces the conveying device 2; a third air outlet 61 is arranged on the top of the cooling chamber 6, a third air inlet 62 is arranged on the bottom of the cooling chamber, a first end of a third air inlet pipe 105 is communicated with an air outlet of the second air cooler 104, a second end of the third air inlet pipe 105 is communicated with an air inlet 1062 of the air inlet cover 106 through the third air inlet 62, the third air outlet 61 is communicated with an inner cavity of the cooling chamber 6, and an air inlet end of a third air outlet pipe 107 is communicated with the cooling chamber 6 through the third air outlet 61. The product is sintered in a sintering chamber 5 of a pipeline type hearth 1 and then enters a cooling chamber 6 under the drive of a conveying device 2; the second air cooler 104 blows air to the cooling chamber 6 through the third air inlet pipe 105 and blows air upwards towards the products on the conveying device 2, thus airflow flowing from bottom to top is formed in the cooling chamber 6 and partial heat of the products on the conveying device 2 is taken away, the air is discharged to the outside of the workshop through the third air outlet 61 and the third air outlet 107, the products are cooled, the cooled products are moved out of the cooling chamber 6, and the products are conveyed to the next process from an outlet at the rear end of the pipeline type hearth 1 through the conveying device 2. Through the arrangement, air cooling can be carried out on the sintered product, cooling of the sintered product is accelerated, the phenomenon that the peripheral temperature is affected due to overhigh temperature of the product can be prevented, the operation of transferring and the like by workers is facilitated, and the product performance is ensured.
The cross-sectional area of the air inlet cover 106 becomes gradually larger from the lower end thereof to the upper end thereof. The air inlet hood 106 can distribute air from the second end of the third air inlet pipe 105, and the air is uniformly blown to products on the conveying device 2, so that the heat dissipation effect is better.
Set up first heat shield 3 and form first thermal-insulated chamber 7 (first thermal-insulated chamber 7 is the intermediate layer cavity) on the left lateral wall of pipeline formula furnace 1, set up second heat shield 4 and form second thermal-insulated chamber 8 (second thermal-insulated chamber 8 is the intermediate layer cavity) on the right lateral wall of pipeline formula furnace 1, pipeline formula furnace 1 department of high temperature is between first heat shield 3 and second heat shield 4, can make pipeline formula furnace 1's left and right sides lateral wall have better heat-proof quality, can effectively reduce or avoid the heat in the 1 inner chamber of pipeline formula furnace to distribute to the workshop, guarantee that the ambient temperature of whole workshop is in a suitable temperature range, improve the operational environment in workshop greatly, can reduce the risk of being scalded when the workman walks about again, guarantee that the workman is healthy.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (7)
1. The utility model provides a pipeline reducing furnace cooling structure, includes pipeline formula furnace and conveyor, is equipped with the export on pipeline formula furnace's the front end is equipped with entry, the rear end, and conveyor gets into pipeline formula furnace from the entry and wears out pipeline formula furnace from the export, is equipped with sintering chamber and cooling chamber, its characterized in that in proper order from preceding to the back in the pipeline formula furnace: the first heat insulation cover is arranged on the left outer side wall of the pipeline type hearth, and a first heat insulation cavity is defined by the first heat insulation cover and the left outer side wall of the pipeline type hearth; the second separates heat exchanger and installs on the right lateral wall of pipeline formula furnace, and the second separates heat exchanger and encloses into the thermal-insulated chamber of second with the right lateral wall of pipeline formula furnace.
2. The cooling structure of a pipeline reducing furnace according to claim 1, wherein: the air conditioner also comprises a first air cooler, a first air inlet pipe, a second air inlet pipe, a first exhaust pipe and a second exhaust pipe; the first air cooler is arranged on the outer side of the pipeline type hearth; the first heat insulation cover is provided with a first exhaust port and a first air inlet, the first exhaust port and the first air inlet are both communicated with the first heat insulation cavity, the first end of a first air inlet pipe is communicated with the air outlet of the first air cooler, the second end of the first air inlet pipe is communicated with the first heat insulation cavity through the first air inlet, and the air inlet end of the first exhaust pipe is communicated with the first heat insulation cavity through the first exhaust port; and a second air outlet and a second air inlet are arranged on the second heat insulation cover, the second air outlet and the second air inlet are communicated with a second heat insulation cavity, the first end of a second air inlet pipe is communicated with the air outlet of the first air cooler, the second end of the second air inlet pipe is communicated with the second heat insulation cavity through the second air inlet, and the air inlet end of the second air outlet pipe is communicated with the second heat insulation cavity through the second air outlet.
3. The cooling structure of a pipeline reducing furnace according to claim 2, wherein: the first heat shield comprises a first top plate, a first bottom plate and a first side plate, the left edge of the first top plate and the left edge of the first bottom plate are connected with the upper edge and the lower edge of the first side plate respectively, the first exhaust port is formed in the first top plate, and the first air inlet is formed in the first bottom plate.
4. The cooling structure of a pipeline reducing furnace according to claim 2, wherein: the second heat shield comprises a second top plate, a second bottom plate and a second side plate, the right edge of the second top plate and the right edge of the second bottom plate are connected with the upper edge and the lower edge of the second side plate respectively, the second air outlet is formed in the second top plate, and the second air inlet is formed in the second bottom plate.
5. The cooling structure of a pipeline reducing furnace according to claim 1, wherein: the first heat shield and the second heat shield are both made of heat insulating materials.
6. The cooling structure of a pipeline reducing furnace according to claim 1, wherein: the air conditioner also comprises a second air cooler, a third air inlet pipe, an air inlet cover and a third exhaust pipe; the second air cooler is arranged on the outer side of the pipeline type hearth, the air inlet cover is arranged in the inner cavity of the cooling chamber and is positioned on the lower side of the conveying device, an air outlet is formed in the top of the air inlet cover, an air inlet is formed in the bottom of the air inlet cover, and the air outlet of the air inlet cover faces the conveying device; the top of the cooling chamber is provided with a third air outlet, the bottom of the cooling chamber is provided with a third air inlet, the first end of the third air inlet pipe is communicated with the air outlet of the second air cooler, the second end of the third air inlet pipe is communicated with the air inlet of the air inlet cover through the third air inlet, the third air outlet is communicated with the inner cavity of the cooling chamber, and the air inlet end of the third air outlet pipe is communicated with the cooling chamber through the third air outlet.
7. The cooling structure of a pipeline reducing furnace according to claim 6, wherein: the cross-sectional area of the air inlet cover is gradually increased from the lower end to the upper end of the air inlet cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122972120.6U CN216347847U (en) | 2021-11-30 | 2021-11-30 | Pipeline reduction furnace cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122972120.6U CN216347847U (en) | 2021-11-30 | 2021-11-30 | Pipeline reduction furnace cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216347847U true CN216347847U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122972120.6U Active CN216347847U (en) | 2021-11-30 | 2021-11-30 | Pipeline reduction furnace cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216347847U (en) |
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2021
- 2021-11-30 CN CN202122972120.6U patent/CN216347847U/en active Active
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