CN210202192U - Horizontal line drying section energy-saving device - Google Patents
Horizontal line drying section energy-saving device Download PDFInfo
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- CN210202192U CN210202192U CN201822028932.3U CN201822028932U CN210202192U CN 210202192 U CN210202192 U CN 210202192U CN 201822028932 U CN201822028932 U CN 201822028932U CN 210202192 U CN210202192 U CN 210202192U
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Abstract
The utility model relates to a water flat line stoving section economizer, including the drying chamber, drying chamber one end is equipped with into the board mouth, the drying chamber other end is equipped with out the board mouth, it is equipped with a plurality of transport running rollers to advance the board mouth and go out between the board mouth, it is equipped with first solid wheel to advance between board mouth and the transport running roller, it is equipped with the solid wheel of second to go out between board mouth and the transport running roller, be equipped with first drive assembly between first solid wheel and the transport running roller, be equipped with second drive assembly between the solid wheel of second and the transport running roller, it is equipped with the heating wheel respectively to carry the running roller both sides, first solid wheel and the solid wheel of second contact with the heating wheel respectively, the drying chamber up end is equipped with the air cycle subassembly, be equipped with baking plate mechanism in the drying chamber, air cycle subassembly one end is connected with baking plate mechanism. Avoid air-drying the air and heat the energy waste that causes repeatedly, the evaporation rate of circuit board surface moisture can be accelerated to first solid core wheel, and the face temperature is reduced rapidly to the cooling subassembly.
Description
Technical Field
The utility model relates to a circuit board production facility field especially relates to a water flat line stoving section economizer.
Background
The horizontal line drying section is used as important equipment of a PCB production line and mainly used for drying the board surface. Controlling the temperature to be 80-100 ℃, and drying the board surface by heating air and then directly blowing the air on the board surface; the drying section usually sucks normal temperature air and discharges hot air, the circulation is repeated, and the continuous cold air heating discharges the hot air, which is huge energy waste; the hot air discharged to the periphery can increase the peripheral temperature, so that the electric quantity for air conditioning in a workshop is increased; after the board surface is taken out of the drying section, because the copper layer of the board surface is made of metal, the surface temperature is usually higher than 80 ℃, and scalding is easily caused when people move the board surface; after the board is taken out of the drying section, the temperature of the board is higher, and in the natural cooling process, the heat energy on the surface of the board is equivalent to serious waste.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water flat line stoving section economizer to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an energy-saving device for a horizontal line drying section comprises a drying chamber, wherein a plate inlet is formed in one end of the drying chamber, a plate outlet is formed in the other end of the drying chamber, a plurality of conveying rollers are arranged between the plate inlet and the plate outlet, a first solid wheel is arranged between the plate inlet and the conveying rollers, a second solid wheel is arranged between the plate outlet and the conveying rollers, a first transmission assembly is arranged between the first solid wheel and the conveying rollers, a second transmission assembly is arranged between the second solid wheel and the conveying rollers, heating wheels are respectively arranged on two sides of each conveying roller, the first solid wheel and the second solid wheel are respectively contacted with the heating wheels, an air outlet and an air inlet are respectively formed in two ends of the upper end face of the drying chamber, an air circulation assembly is arranged above the drying chamber, two ends of the air circulation assembly are respectively communicated with the air outlet and the air inlet, and a plate drying mechanism is arranged in the drying chamber, the drying plate mechanism is connected to the end, close to the air outlet, of the air circulation assembly, and the cooling assembly is arranged on one side, close to the plate outlet, of the drying chamber.
And solid wheels are arranged at the plate inlet and the plate outlet of the drying chamber, are made of metal materials, and have the same diameter as the conveying roller. The original normal transport running roller of contrast, solid round adoption heat conducting material can play the function of face surface heating. After the circuit board face is heated through solid wheel primary, surface moisture temperature risees, and evaporation rate increases, screeds in the uneven place of face moisture simultaneously, is equivalent to increasing the moisture surface area, is favorable to giving off of hydrone. The conveying roller wheel is connected through the transmission of the first solid wheel through the first transmission assembly, the conveying roller wheel is connected through the transmission of the second solid wheel through the second transmission assembly, so that the solid wheels and the conveying roller wheel adopt the same conveying speed, hot air of the drying chamber circulates through the air circulation assembly and provides hot air for the drying plate mechanism, after the surface of a circuit board is dried by the drying plate mechanism, the hot air is filtered through the air circulation assembly, and the hot air is slightly heated and then conveyed into the drying chamber again.
The first solid wheel and the second solid wheel are respectively of a solid cylinder structure made of stainless steel, the conveying roller wheel is of a hollow cylinder structure, the first solid wheel is tangent to the edge of the plate inlet, and the second solid wheel is tangent to the edge of the plate outlet.
The first solid wheel is tangent to the edge of the plate inlet, the solid wheel equivalently seals two air openings of the drying section, and the heated air in the middle can be kept in the drying section, so that the heat dissipation is reduced.
The air circulation assembly comprises a circulation pipeline, an air supplement port, a filter and a heating assembly, one end of the circulation pipeline is communicated with the air outlet, the other end of the circulation pipeline is communicated with the air inlet, one end, close to the air outlet, of the circulation pipeline is sleeved with the heating assembly, one end, close to the air inlet, of the circulation pipeline is sleeved with the heating assembly, the middle of the circulation pipeline is provided with the air supplement port, and the filter is arranged between one end, close to the air inlet, of the circulation pipeline and the air.
Heating element keeps warm at heated air circulation in-process and handles, prevents at the transportation process, and heat loss reduces energy-conserving effect, and at the middle filter stage of heating, add the air and supply the mouth, prevent to produce the inside and outside pressure differential of stoving section when steam is not enough. The hot air in the drying chamber is recycled to achieve the purpose of energy conservation, and after passing through the filter for many times, the dust particles in the circulating air are obviously reduced.
The cooling component comprises a support, an upper water tank, a lower water tank and a heat absorption roller set, wherein the lower water tank and the heat absorption roller set are arranged on the ground surface, the upper water tank is fixed at the upper end of the support, the lower water tank is fixed at the lower end of the support, the heat absorption roller set comprises an upper roller and a lower roller, heat conducting plates are respectively arranged at the lower end of the upper water tank and the upper end of the lower water tank, the upper roller is in contact with the heat conducting plates at the lower end.
After the circuit board was dried, surface temperature was higher, and the temperature will be higher than 80 degrees centigrade usually, had both caused the waste of heat energy and can scald the staff, put into cold water or normal atmospheric temperature water in last water tank and the lower water tank, and the solid round adopts the metal material preparation with the heat absorption water tank skin, keeps in close contact with all the time at the operation process, utilizes metal heat transfer efficiency to show to be higher than the air, can be in the middle of effectively conveying the water tank with the heat, reduces the temperature on circuit board surface.
The drying plate mechanism comprises an upper drying assembly and a lower drying assembly, the lower side of the conveying roller wheel is provided with the lower drying assembly, the upper side of the lower drying assembly is provided with the upper drying assembly, the upper drying assembly comprises an air knife and a first pipeline arranged above the conveying roller wheel, one end of the first pipeline is connected with one end, close to the air outlet, of the circulating pipeline, the other end of the first pipeline is connected with one end, close to the air inlet, of the circulating pipeline, a plurality of air blowing openings are formed in the first pipeline, the air blowing openings are connected with the air knife, and the air knife is arranged in a gap between.
The air knife blows hot air to the upper surface of the circuit board, the function of heating the surface of the circuit board is achieved, the air flowing speed above the circuit board is increased, and water molecules are favorably emitted.
The lower drying assembly comprises a blowing box and a second pipeline, a plurality of through holes are formed in the upper end face of the blowing box, one end of the second pipeline is connected with the blowing box, and the other end of the second pipeline is connected with the first pipeline.
The hot air is blown out through the air blowing box, so that the air temperature of the lower surface of the circuit board is improved, the water molecules are favorably dispersed, and the lower surface of the circuit board is dried.
The heating assembly comprises a heating device and a protective cover, the circulating pipeline is of a cylindrical structure made of heat conducting materials, the heating device is in contact with the outer surface of the circulating pipeline, and the heating device is an electric heating wire or an electric heating plate.
The circulating pipeline is heated by the heating device, and the gas in the circulating pipeline is heated by the heated circulating pipeline.
The outer wall of the circulating pipeline is sleeved with a polyurethane heat-insulating layer or a rubber-plastic sponge heat-insulating layer.
The heat preservation prevents that circulating line's heat from losing, improves circulating line to hot-blast heat preservation effect.
The cooling assembly further comprises a cold air assembly, the cold air assembly comprises an air cooler, a cold air pipeline, cold air branch pipes and a cold air nozzle, the air cooler, the cold air pipeline, the cold air branch pipes and the cold air nozzle are arranged at the upper end of the upper water tank, the cold air pipeline is arranged in the upper water tank and the lower water tank respectively, one end of the cold air pipeline is connected with the air cooler, the cold air pipeline is provided with a plurality of cold air branch pipes, gaps between adjacent upper rollers and gaps between adjacent upper rollers are respectively provided with a.
The air cooler is used for generating low-temperature air, the cold air nozzle is used for spraying the low-temperature air, the upper water tank and the lower water tank contain low-temperature water, the temperature of gas in the cold air pipeline is further reduced by the upper water tank and the lower water tank, and the temperature of the surface of the circuit board is reduced by the cold air nozzle.
The utility model discloses a theory of operation does: and solid wheels are arranged at the plate inlet and the plate outlet of the drying chamber, are made of metal materials, and have the same diameter as the conveying roller. The original normal transport running roller of contrast, solid round adoption heat conducting material can play the function of face surface heating. After the circuit board face is heated through solid wheel primary, surface moisture temperature risees, and evaporation rate increases, screeds in the uneven place of face moisture simultaneously, is equivalent to increasing the moisture surface area, is favorable to giving off of hydrone. First solid round is connected through the transmission of first drive assembly and is carried the running roller, and the second solid round is connected through the transmission of second drive assembly and is carried the running roller for solid round adopts same transfer rate with carrying the running roller, and the hot-air admission air cycle subassembly of drying chamber circulates, and hot-blast process filter after carrying out the secondary heating, hot-blast after filtering through the filter, carries again after carrying out the secondary heating in the drying chamber hot-blast, and provides hot-blast for drying plate mechanism.
The utility model has the advantages that: avoid air-drying the air and heat the energy waste that causes repeatedly, adopt the solid round at drying chamber both ends can accelerate the evaporation rate of circuit board surface moisture, adopt the cooling subassembly can reduce the face temperature rapidly, avoid personnel to carry the scald that the face caused under the special circumstances, get up face heat utilization simultaneously.
Drawings
The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of an energy saving device in a horizontal line drying section according to an embodiment of the present invention.
The labels in the figure are: the drying chamber 1, the conveying roller wheel 2, the first solid wheel 3, the second solid wheel 4, the first transmission assembly 31, the second transmission assembly 41, the heating wheel 5, the circulating pipeline 61, the air supplementing opening 62, the filter 63, the heating assembly 64, the filtering piece 65, the first pipeline 71, the second pipeline 72, the bracket 81, the upper water tank 82, the lower water tank 83, the upper roller wheel 84, the lower roller wheel 85, the air cooler 86, the cold air pipeline 87, the cold air branch pipe 88 and the cold air nozzle 89.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
It should be noted that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or intervening elements may also be present, unless indicated to the contrary, use of directional terms such as "upper, lower, left, right" generally refer to upper, lower, left and right as viewed in FIG. 1. "inner and outer" refer to the inner and outer portions of a particular contour, and "distal and proximal" refer to the distance and proximal relative to a particular feature.
As shown in fig. 1, an energy saving device for horizontal line drying section provided in an embodiment of the present invention comprises a drying chamber 1, wherein a plate inlet is provided at one end of the drying chamber 1, a plate outlet is provided at the other end of the drying chamber 1, a plurality of conveying rollers 2 are provided between the plate inlet and the plate outlet, a first solid wheel 3 is provided between the plate inlet and the conveying rollers 2, a second solid wheel 4 is provided between the plate outlet and the conveying rollers 2, a first transmission assembly 31 is provided between the first solid wheel 3 and the conveying rollers 2, a second transmission assembly 41 is provided between the second solid wheel 4 and the conveying rollers 2, heating wheels 5 are respectively provided at two sides of the conveying rollers 2, the first solid wheel 3 and the second solid wheel 4 are respectively in contact with the heating wheels 5, an air outlet and an air inlet are respectively provided at two ends of an upper end surface of the drying chamber 1, an air circulation assembly is provided above the drying chamber 1, the air circulation assembly is characterized in that two ends of the air circulation assembly are respectively communicated with the air outlet and the air inlet, a drying plate mechanism is arranged in the drying chamber 1, one end, close to the air outlet, of the air circulation assembly is connected with the drying plate mechanism, and a cooling assembly is arranged on one side, close to the plate outlet, of the drying chamber 1.
The second transmission assembly 41 comprises a driving sprocket, a driven sprocket and a transmission chain, the driven sprocket is fixedly arranged at one end of the second solid wheel 4, the driving sprocket is fixedly arranged at one end of the conveying roller 2 close to the plate outlet, and the driving sprocket is connected with the driven sprocket through the transmission of the transmission chain.
The plate inlet and the plate outlet of the drying chamber 1 are provided with solid wheels, the solid wheels are made of metal materials, and the diameters of the solid wheels are consistent with those of the conveying roller 2. Compare original normal transport running roller 2, the solid wheel adopts heat conduction material, can play the function of face surface heating. After the circuit board face is heated through solid wheel primary, surface moisture temperature risees, and evaporation rate increases, screeds in the uneven place of face moisture simultaneously, is equivalent to increasing the moisture surface area, is favorable to giving off of hydrone. First solid round 3 is connected through the transmission of first drive assembly 31 and is carried running roller 2, and the solid round 4 of second is connected through the transmission of second drive assembly 41 and is carried running roller 2 for solid round adopts same transfer rate with carrying running roller 2, and the hot-air of drying chamber 1 circulates and provides the hot-blast for drying by the fire the board mechanism through the air cycle subassembly, dries after drying by the fire the circuit board surface at drying by the fire the board mechanism, and hot-blast after filtering through the air cycle subassembly, carries again in drying chamber 1 after slightly heating hot-blast.
First solid round 3 and the solid round 4 of second are the solid cylinder structure of stainless steel material respectively, and conveying roller wheel 2 is the hollow cylinder structure, and first solid round 3 is tangent with advance board mouth edge, and the solid round 4 of second is tangent with a play board mouth edge part.
The first solid wheel 3 is tangent to the edge of the plate inlet, the solid wheel equivalently seals two air openings of the drying section, and the heated air in the middle can be kept in the drying section, so that the heat dissipation is reduced.
The air circulation assembly comprises a circulation pipeline 61, an air supplement port 62, a filter 63 and a heating assembly 64, one end of the circulation pipeline 61 is communicated with the air outlet, the other end of the circulation pipeline 61 is communicated with the air inlet, the heating assembly 64 is sleeved at one end, close to the air outlet, of the circulation pipeline 61, the heating assembly 64 is sleeved at one end, close to the air inlet, of the circulation pipeline 61, the air supplement port 62 is arranged in the middle of the circulation pipeline 61, and the filter 63 is arranged between one end, close to the air inlet, of the circulation pipeline 61 and the air supplement.
The outer wall of the circulating pipeline 61 is sleeved with a filtering piece 65, the side surface of the filtering piece 65 is in contact with the air supplementing port 62, and the filtering piece 65 is annular activated carbon sponge.
The cooling component comprises a support 81, an upper water tank 82, a lower water tank 83 and a heat absorption roller set, wherein the lower water tank 83 and the heat absorption roller set are arranged on the ground surface, the upper water tank 82 is fixed at the upper end of the support 81, the lower water tank 83 is fixed at the lower end of the support 81, the heat absorption roller set comprises an upper roller 84 and a lower roller 85, heat-conducting plates are respectively arranged at the lower end of the upper water tank 82 and the upper end of the lower water tank 83, the upper roller 84 is in contact with the heat-conducting plates at the lower end of.
After the circuit board was dried, surface temperature is higher, and the temperature will be higher than 80 degrees centigrade usually, both caused the waste of heat energy and can scald the staff, put into cold water or normal atmospheric temperature water in last water tank 82 and lower water tank 83, and the solid round adopts the metal material preparation with the heat absorption water tank skin, keeps in close contact with all the time at the operation process, utilizes metal heat transfer efficiency to show to be higher than the air, can be in the middle of effectively conveying the water tank with the heat, reduces the temperature on circuit board surface.
The baking plate mechanism comprises an upper drying assembly and a lower drying assembly, the lower side of the conveying roller wheel 2 is provided with the lower drying assembly, the upper side of the lower drying assembly is provided with the upper drying assembly, the upper drying assembly comprises an air knife and a first pipeline 71 arranged above the conveying roller wheel 2, one end of the first pipeline 71 is connected with one end of the circulating pipeline 61 close to the air outlet, the other end of the first pipeline 71 is connected with one end of the circulating pipeline 61 close to the air inlet, a plurality of air blowing ports are formed in the first pipeline 71, each air blowing port is connected with the air knife, and the air knives are arranged in gaps between the adjacent conveying roller wheels 2.
The air knife blows hot air to the upper surface of the circuit board, the function of heating the surface of the circuit board is achieved, the air flowing speed above the circuit board is increased, and water molecules are favorably emitted.
The lower drying component comprises a blowing box and a second pipeline 72, a plurality of through holes are formed in the upper end face of the blowing box, one end of the second pipeline 72 is connected with the blowing box, and the other end of the second pipeline 72 is connected with the first pipeline 71.
The hot air is blown out through the air blowing box, so that the air temperature of the lower surface of the circuit board is improved, the water molecules are favorably dispersed, and the lower surface of the circuit board is dried.
The heating assembly 64 includes a heating device and a protective cover, the circulation pipe 61 is a cylindrical structure made of a heat conductive material, the heating device is in contact with the outer surface of the circulation pipe 61, and the heating device is an electric heating wire or an electric heating plate.
The circulation duct 61 is heated by the heating means, and the gas in the circulation duct 61 is heated by the heated circulation duct 61.
The outer wall of the circulating pipeline 61 is sleeved with a polyurethane heat-insulating layer or a rubber-plastic sponge heat-insulating layer.
The heat preservation prevents the heat loss of circulating line 61, improves circulating line 61 to hot-blast heat preservation effect.
The cooling assembly further comprises a cold air assembly, the cold air assembly comprises an air cooler 86, a cold air pipeline 87, cold air branch pipes 88 and a cold air nozzle 89, the air cooler 86, the cold air branch pipes 88 and the cold air nozzle 89 are arranged at the upper end of the upper water tank 82, the cold air pipeline 87 is arranged in the upper water tank 82 and the lower water tank 83 respectively, one end of the cold air pipeline 87 is connected with the air cooler 86, the cold air pipeline 87 is provided with a plurality of cold air branch pipes, gaps between adjacent upper rollers 84 and gaps between adjacent upper rollers 84 are respectively provided with a cold air.
The cold air blower 86 is used for generating low-temperature air, the cold air nozzle is used for spraying the low-temperature air, the upper water tank 82 and the lower water tank 83 contain low-temperature water, the temperature of gas in the cold air pipeline 87 is further reduced by using the upper water tank 82 and the lower water tank 83, and the surface temperature of the circuit board is reduced by using the cold air nozzle.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a water flat line stoving section economizer, includes the drying chamber, drying chamber one end is equipped with the board mouth of advancing, the drying chamber other end is equipped with out the board mouth, advances to be equipped with a plurality of transport running rollers, its characterized in that between board mouth and the board mouth of going out: the improved drying oven is characterized in that a first solid wheel is arranged between the plate inlet and the conveying roller wheel, a second solid wheel is arranged between the plate outlet and the conveying roller wheel, a first transmission assembly is arranged between the first solid wheel and the conveying roller wheel, a second transmission assembly is arranged between the second solid wheel and the conveying roller wheel, heating wheels are arranged on two sides of the conveying roller wheel respectively, the first solid wheel and the second solid wheel are in contact with the heating wheels respectively, an air outlet and an air inlet are arranged at two ends of the upper end face of the drying chamber respectively, an air circulation assembly is arranged above the drying chamber, two ends of the air circulation assembly are communicated with the air outlet and the air inlet respectively, a plate drying mechanism is arranged in the drying chamber, one end, close to the air outlet, of the air circulation assembly is connected with the plate drying mechanism, and one side, close to the plate outlet, of the.
2. The horizontal line drying section energy-saving device according to claim 1, characterized in that: the first solid wheel and the second solid wheel are respectively of a solid cylinder structure made of stainless steel, the conveying roller wheel is of a hollow cylinder structure, the first solid wheel is tangent to the edge of the plate inlet, and the second solid wheel is tangent to the edge of the plate outlet.
3. The horizontal line drying section energy-saving device according to claim 1, characterized in that: the air circulation assembly comprises a circulation pipeline, an air supplement port, a filter and a heating assembly, one end of the circulation pipeline is communicated with the air outlet, the other end of the circulation pipeline is communicated with the air inlet, one end, close to the air outlet, of the circulation pipeline is sleeved with the heating assembly, one end, close to the air inlet, of the circulation pipeline is sleeved with the heating assembly, the middle of the circulation pipeline is provided with the air supplement port, and the filter is arranged between one end, close to the air inlet, of the circulation pipeline and the air.
4. The horizontal line drying section energy-saving device according to claim 1, characterized in that: the cooling component comprises a support, an upper water tank, a lower water tank and a heat absorption roller set, wherein the lower water tank and the heat absorption roller set are arranged on the ground surface, the upper water tank is fixed at the upper end of the support, the lower water tank is fixed at the lower end of the support, the heat absorption roller set comprises an upper roller and a lower roller, heat conducting plates are respectively arranged at the lower end of the upper water tank and the upper end of the lower water tank, the upper roller is in contact with the heat conducting plates at the lower end.
5. The horizontal line drying section energy-saving device according to claim 1, characterized in that: the drying plate mechanism comprises an upper drying assembly and a lower drying assembly, the lower side of the conveying roller wheel is provided with the lower drying assembly, the upper side of the lower drying assembly is provided with the upper drying assembly, the upper drying assembly comprises an air knife and a first pipeline arranged above the conveying roller wheel, one end of the first pipeline is connected with one end, close to the air outlet, of the circulating pipeline, the other end of the first pipeline is connected with one end, close to the air inlet, of the circulating pipeline, a plurality of air blowing openings are formed in the first pipeline, the air blowing openings are connected with the air knife, and the air knife is arranged in a gap.
6. The horizontal line drying section energy-saving device according to claim 5, characterized in that: the lower drying assembly comprises a blowing box and a second pipeline, a plurality of through holes are formed in the upper end face of the blowing box, one end of the second pipeline is connected with the blowing box, and the other end of the second pipeline is connected with the first pipeline.
7. The horizontal line drying section energy-saving device according to claim 3, characterized in that: the heating assembly comprises a heating device and a protective cover, the heating device is in contact with the outer surface of the circulating pipeline, and the heating device is an electric heating wire or an electric heating plate.
8. The horizontal line drying section energy-saving device according to claim 7, characterized in that: the outer wall of the circulating pipeline is sleeved with a polyurethane heat-insulating layer or a rubber-plastic sponge heat-insulating layer.
9. The horizontal line drying section energy-saving device according to claim 7, characterized in that: the cooling assembly further comprises a cold air assembly, the cold air assembly comprises an air cooler, a cold air pipeline, cold air branch pipes and a cold air nozzle, the air cooler, the cold air pipeline, the cold air branch pipes and the cold air nozzle are arranged at the upper end of the upper water tank, the cold air pipeline is arranged in the upper water tank and the lower water tank respectively, one end of the cold air pipeline is connected with the air cooler, the cold air pipeline is provided with a plurality of cold air branch pipes, gaps between adjacent upper rollers and gaps between adjacent upper rollers are respectively provided with a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822028932.3U CN210202192U (en) | 2018-12-05 | 2018-12-05 | Horizontal line drying section energy-saving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822028932.3U CN210202192U (en) | 2018-12-05 | 2018-12-05 | Horizontal line drying section energy-saving device |
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| CN210202192U true CN210202192U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822028932.3U Active CN210202192U (en) | 2018-12-05 | 2018-12-05 | Horizontal line drying section energy-saving device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954909A (en) * | 2021-03-24 | 2021-06-11 | 江西威尔高电子科技有限公司 | Hot-blast device that weathers during production of power battery circuit board based on new energy automobile |
-
2018
- 2018-12-05 CN CN201822028932.3U patent/CN210202192U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954909A (en) * | 2021-03-24 | 2021-06-11 | 江西威尔高电子科技有限公司 | Hot-blast device that weathers during production of power battery circuit board based on new energy automobile |
| CN112954909B (en) * | 2021-03-24 | 2022-08-12 | 江西威尔高电子股份有限公司 | Hot-blast device that weathers during production of power battery circuit board based on new energy automobile |
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