CN201327277Y - Air-flow type drying box for drying coating of spoke-shape material - Google Patents
Air-flow type drying box for drying coating of spoke-shape material Download PDFInfo
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- CN201327277Y CN201327277Y CNU2008202175640U CN200820217564U CN201327277Y CN 201327277 Y CN201327277 Y CN 201327277Y CN U2008202175640 U CNU2008202175640 U CN U2008202175640U CN 200820217564 U CN200820217564 U CN 200820217564U CN 201327277 Y CN201327277 Y CN 201327277Y
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Abstract
The utility model discloses an air-flow type drying box for drying the coating of spoke-shape material. The drying box comprises a drying box body, an upper wind liner, a lower wind liner, a group of guide rollers, two rows of up-and-low opposite blast nozzles and an internal recycling air blower. The lower-row blast nozzles adopt blast nozzle parts which are arranged in a line and provided with upward nozzles, and each blast nozzle part is a box body. The box body is provided with an air inlet which is formed at lower part. A guide roller slot is formed in the middle of the upper part of the box body, and the box body is provided with an inner cavity which is formed at the lower part; a left air passage and a right air passage which are positioned on the left and right sides of upper part and are directly communicated with the inner cavity. The air outlet of the left air passage adopts a left-inclined parallel air-flow type left blast nozzle, and the air outlet of the right air passage adopts a right-inclined parallel air-flow type left blast nozzle. When using the drying box, the direct contact area of the blast and the spoke-shape material is increased, the surface of the spoke-shape material is heated uniformly; the heat exchange between parallel hot blast and the spoke-shape material is better, and the heat exchange efficiency is increased; moreover, due to the uniform heating, the drying quality is better.
Description
Technical field
The utility model relates to a kind of drying device, particularly a kind ofly is used for the drying box that drying is coated on the liquid coating of strip-shaped material one side surface.
Background technology
Spoke shape material is meant paper, plastic sheeting, nonwoven of the vertically hung scroll shape of thinner thickness etc.; in order to increase the function of these spoke shape materials; often to apply liquid coating to a side surface of these strip-shaped materials with certain function; as coatings such as the silicone oil of binding agent, antiseized usefulness or protective layers; then, by drying process the liquid coating drying is fixed on the spoke shape material.The dry of liquid coating on the spoke shape material imported and exported and be provided with in the drying tunnel of spoke shape material conveying device or the drying box and carry out being provided with spoke shape material usually.The casing of drying box is generally made by insulation material; The drying box that has also is provided with the case lid that is rotationally connected with casing; Also be provided with air inlet on the casing of drying box, this air inlet is used to introduce desiccant hot blast; The outside of drying box is provided with circulating fan, and the air that will be heated by circulating fan imports in the casing and becomes desiccant hot blast, and circulating fan make air-flow in casing and casing outside the air channel and the system of air heating plant formation in circulate.The hot blast of introducing from air inlet blows on the strip-shaped material by blast nozzle part, and will be attached to that solvent in the liquid on the strip-shaped material evaporates and dry.
Present spoke shape material drying box has two kinds of structures.First kind of structure is in line several blast nozzle part on the direct of travel of carrying spoke shape material, and the wind mouth mouth of each blast nozzle part is aimed at strip-shaped material to be dried; Second kind of structure is the improvement to first kind of drying box structure, just adopted the relative blast nozzle part of two line interlacings up and down as U.S. Pat 5014447, strip-shaped material is moving drying up and down between the blast nozzle part, thereby can make heat exchange more abundant, improves heat exchanger effectiveness.
The blast nozzle part that is adopted for the spoke shape material drying box of above-mentioned two kinds of structures also has two kinds of structures, and the core position of blast nozzle part is tuyere (nozzle of title, air blast beak are also arranged).The tuyere of the blast nozzle part of first kind of structure is the orifice-plate type tuyere.The tuyere of the blast nozzle part of second kind of structure is the slit tuyere.The tuyere of these two kinds of structures all is directly vertically impact type spray wind being carried out on the strip-shaped material surface and coming the liquid on the strip-shaped material is carried out dry of adopting, the temperature difference maximum of the temperature on the temperature at air outlet place and strip-shaped material surface, the heat exchanger effectiveness from air outlet to spoke shape material surface reduces gradually.
Chinese patent literature CN 2741664Y discloses a kind of " bond paper drying machine hot-blast spray nozzle ", and wherein said hot-blast spray nozzle is blast nozzle part, and the tuyere that is adopted then is the orifice-plate type tuyere.Its blast nozzle part is roughly a thin type casing, is evenly distributed with exhaust vent on the outlet air surface of casing, and wind is from these exhaust vents dry strip-shaped material that comes out.This kind blast nozzle part is simple in structure, and when work, its tuyere makes that by a plurality of air-out aperture ejection hot blasts the flow regime of wind is a line stream, and spray wind wind speed is lower, if strengthen the instability that wind speed can cause the operation of spoke shape material.Though the document has respectively increased by 1 air outlet that direction is relative in the front and back of orifice-plate type tuyere side, can avoid the generation of frictioning phenomenon so that bond paper is similar sinusoidal wave-like paper feed; Adopt the drying equipment heat exchange efficiency of this blast nozzle part lower, be applicable to the spoke shape material that coating is thicker, but carry out dry spoke shape material rapidly then drying effect is relatively poor for spraying wind with impact type.
Chinese patent literature CN 2609949Y discloses a kind of " crack type tuyere blast pipe ", and wherein said tuyere blast pipe is blast nozzle part, and the tuyere that is adopted then is the slit tuyere.During work, hot blast sprays from the crack type wind mouth mouth of airduct surface.What U.S. Pat 4854052 adopted also is the slit tuyere, and its blast nozzle part is roughly a square box, and an end has air inlet, and the other end is provided with two slit tuyeres.Slit tuyere wind speed height, the direct purging face of hot blast that is gushed out and strip-shaped material is narrow, causing the light and thin type material to rise owing to wind speed is too high simultaneously floats, not only influence dry mass, be unfavorable for dry carrying out continuously, and lack with the direct time of contact of spoke shape material by the hot blast of tuyere ejection, abundant inadequately to spoke shape material heating.
The utility model content
The purpose of this utility model is the aforementioned technical problem that solves the air blast beak existence of existing drying box employing, provides in a kind of use to make hot blast spoke shape material fully be heated and air-flowing type drying box and the blast nozzle part thereof good to the coating drying effect on the spoke shape material.
The technical scheme that realizes the utility model purpose is a kind of drying box, comprises drying box, windward courage, leeward courage, relative tuyere and the interior circulating fan of two row up and down.Also comprise one group of deflector roll.Drying box is provided with air inlet, air inlet, return air exhaust outlet and strip-shaped material are imported and exported down.Drying box is made of sheet metal component outer wall, sheet metal component inwall and their folded heat-insulation layers.Fixing air intake at air inlet place on the drying box takes over, is fixed with lower blast pipe at the following air inlet place of drying box, is fixed with the return air exhaust duct at the return air and the exhaust outlet place of drying box.Windward courage, leeward courage and interior circulating fan all are fixed on the drying box and are arranged in drying box.Upper blast pipe and return air exhaust duct all communicate with the inner chamber of drying box, and the inner chamber of lower blast pipe and drying box is isolated.The fan of interior circulating fan is positioned at the air inlet place of windward courage, and the air draught position of interior circulating fan communicates with the inner chamber of drying box.Each air outlet place that is positioned at the lower end of windward courage is fixed with one group of up tuyere.Each air outlet place that is positioned at the upper end of leeward courage is connected with one group of descending tuyere, and the air inlet that is positioned at the lower end of leeward courage is fixedlyed connected with lower blast pipe is airtight.
Described up tuyere is the one group of downward vertical slits formula air blast beak of wind mouth mouth that is in line.Described descending tuyere is one group of blast nozzle part that the wind mouth mouth that is in line makes progress, and each blast nozzle part is a casing.Casing has the air inlet that is positioned at the bottom.In the middle of the top of casing be guide roller grooves, and casing has the inner chamber that is positioned at the bottom and the left air channel and the right air channel that directly are connected with inner chamber that are positioned at the left and right sides, top.The air outlet in air channel, a left side is the parallel airflow formula left side tuyere that is tilted to the left, and the air outlet in right air channel is the right tuyere of parallel airflow formula that is tilted to the right.
Each deflector roll is rotationally connected by corresponding bearing block and drying box, and each deflector roll is positioned at the guide roller grooves of the middle part plate of a corresponding blast nozzle part.
Described casing comprises left plate, right plate, base plate, front apron, backboard and middle part plate.This middle part plate is a groove shape folding shape plate, this groove is the guide roller grooves of blast nozzle part, comprise successively link to each other as the lower plate section: the inboard swash plate of the left tuyere that tilts left, left air channel interior plate, horizontal box epipleural, right air channel interior plate and the inboard swash plate of right tuyere that tilts to the right.Base plate is provided with the fresh air inlet as the casing air inlet.Left plate comprises the horizontal supporting plate of left tuyere that links to each other successively, left tuyere first outside swash plate and the left air channel outer panel that has a down dip to the right.Right plate comprises the horizontal supporting plate of right tuyere that links to each other successively, right tuyere first outside swash plate and the right air channel outer panel that tilt to left down.The lower end of air channel, left side outer panel links to each other with the left end of base plate, and the lower end of right air channel outer panel links to each other with the right-hand member of base plate.
The left air channel of described descending tuyere and left tuyere and right air channel and right tuyere are symmetrical arranged with respect to the sagittal median plane of middle part plate, left side tuyere first outside swash plate parallels with the inboard swash plate of left tuyere, right tuyere first outside swash plate parallels with the inboard swash plate of right tuyere, and left tuyere first outside swash plate is all identical with the folded acute angle of horizontal plane with folded acute angle of horizontal plane and right tuyere first outside swash plate, and this acute angle theta scope is 10 °～60 °.
Form the inner chamber of casing between the horizontal box epipleural of lower semisection, front apron, backboard and the middle part plate of the right air channel outer panel of the lower semisection of the left air channel outer panel of left plate, base plate, right plate.Form left air channel between the upper semisection of the left air channel outer panel of left plate and the left air channel interior plate of middle part plate.Form left tuyere between the inboard swash plate of the left tuyere of the horizontal supporting plate of left tuyere of left plate, left tuyere first outside swash plate and middle part plate.Form right air channel between the upper semisection of the right air channel outer panel of right plate and the right air channel interior plate of middle part plate.Form right tuyere between the inboard swash plate of the right tuyere of the horizontal supporting plate of right tuyere of right plate, right tuyere first outside swash plate and middle part plate.
Described casing comprises left plate, right plate, base plate, front apron, backboard and middle part plate.This middle part plate is a groove shape folding shape plate, this groove is the guide roller grooves of blast nozzle part, comprise successively link to each other as the lower plate section: the inboard swash plate of the left tuyere that tilts left, left air channel interior plate, the inboard swash plate in left air channel that has a down dip to the right, horizontal box epipleural, the inboard swash plate in right air channel, the right air channel interior plate that tilt to left down and the inboard swash plate of right tuyere that tilts to the right.Base plate is provided with the fresh air inlet as the casing air inlet.Left plate comprises the left air channel outside swash plate and the inner chamber outer panel of the horizontal supporting plate of left tuyere that links to each other successively, left tuyere first outside swash plate that has a down dip, left air channel outer panel, inclination to left down to the right.Right plate comprises successively the horizontal supporting plate of right tuyere that links to each other, right tuyere first outside swash plate that tilts to left down, right air channel outer panel, the right air channel outside swash plate and the inner chamber outer panel that have a down dip to the right.The lower end of inner chamber outer panel links to each other with the left end of base plate, and the lower end of inner chamber outer panel links to each other with the right-hand member of base plate.
The left air channel of described descending tuyere and left tuyere and right air channel and right tuyere are symmetrical arranged with respect to the sagittal median plane of middle part plate, left side tuyere first outside swash plate parallels with the inboard swash plate of left tuyere, right tuyere first outside swash plate parallels with the inboard swash plate of right tuyere, and left tuyere first outside swash plate is all identical with the folded acute angle of horizontal plane with folded acute angle of horizontal plane and right tuyere first outside swash plate, and this acute angle theta scope is 10 °～60 °.
Form the inner chamber of casing between the horizontal box epipleural of the inner chamber outer panel of the inner chamber outer panel of left plate, base plate, right plate, front apron, backboard and middle part plate.Form left air channel between the outside, left air channel swash plate, left air channel outer panel and the left air channel interior plate of middle part plate of left plate, the inboard swash plate in left air channel.Form left tuyere between the inboard swash plate of the left tuyere of the horizontal supporting plate of left tuyere of left plate, left tuyere first outside swash plate and middle part plate.Form right air channel between the outside, right air channel swash plate, right air channel outer panel and the right air channel interior plate of middle part plate of right plate, the inboard swash plate in right air channel.Form right tuyere between the inboard swash plate of the right tuyere of the horizontal supporting plate of right tuyere of right plate, right tuyere first outside swash plate and middle part plate.
The left end of the horizontal supporting plate of left tuyere of the left plate of described descending tuyere also is connected with left tuyere second outside swash plate that tilts to left down and left tuyere the 3rd outside swash plate that has a down dip from right to left in turn to the right.The right-hand member of the horizontal supporting plate of right tuyere of described right plate also is connected with right tuyere second outside swash plate that has a down dip and right tuyere the 3rd outside swash plate that tilts to left down from left to right in turn to the right.Form left tuyere between the inboard swash plate of the left tuyere of left tuyere the 3rd outside swash plate of left plate, left tuyere second outside swash plate, the horizontal supporting plate of left tuyere, left tuyere first outside swash plate and middle part plate.Form right tuyere between the inboard swash plate of the right tuyere of right tuyere the 3rd outside swash plate of right plate, right tuyere second outside swash plate, the horizontal supporting plate of right tuyere, right tuyere first outside swash plate and middle part plate.
The width of the parallel airflow formula tuyere of each blast nozzle part of described descending tuyere is than the big 50～400mm of width of described strip-shaped material.The length of the parallel airflow formula tuyere of each blast nozzle part of described descending tuyere is 150～500mm.The scope of the horizontal supporting plate of each blast nozzle part of described descending tuyere and the drying distance between the described strip-shaped material is 0～10mm during use.
The utlity model has positive effect: (1) blast nozzle part of the present utility model in use; its left and right sides wind mouth mouth will speed up the left and right sides that air-flow is guided blast nozzle part into; and air-flow is formed be parallel to the Parallel airflow of strip-shaped material with the left and right horizontal supporting plate; the direct contact surface that has increased wind and strip-shaped material is long-pending; the surface of strip-shaped material is heated evenly; the heat exchange of parallel hot blast and strip-shaped material is more abundant; can break rapidly because the cold and hot protective layer that is positioned at the strip-shaped material surface that the temperature difference causes; reach dry purpose very soon; improved heat exchanger effectiveness and owing to be heated evenly, dry mass is better.
(2) blast nozzle part of the present utility model in use, the high velocity air of its left and right sides wind mouth mouth ejection is parallel to strip-shaped material, principle according to " fluid velocity is big more; pressure is more little ", high speed parallel wind forms negative pressure between the horizontal supporting plate of left and right sides wind mouth mouth and strip-shaped material, make that strip-shaped material has been difficult for floating.
(3) when the left side plate of blast nozzle part of the present utility model has the folding shape plate that links to each other with base plate, can increase the volume of blast nozzle part inner chamber; Between the left air channel interior plate of the middle part of blast nozzle part of the present utility model plate and right air channel interior plate and horizontal box epipleural, has swash plate, and left plate and right plate are when also being provided with corresponding swash plate, the swash plate of the sloping portion of left side plate and middle part plate cooperatively interacts, can increase guidance quality to wind, reduce windage to Influences on Wind Velocity, wind energy is more successfully sprayed from the tuyere of the left and right sides, reduced the blast loss.
(4) when tuyere place, the left and right sides of blast nozzle part of the present utility model has adopted second outside swash plate and the 3rd outside swash plate, can increase guide functions on the one hand to the Parallel airflow that comes out from left and right sides tuyere, have guide effect on the other hand, can make strip-shaped material pass through the horizontal supporting plate of left and right sides tuyere successfully, glossily strip-shaped material.
(5) because blast nozzle part of the present utility model can obtain the dry mass that high heat exchanger effectiveness is become reconciled, therefore and then can shorten the distance of wind mouth mouth, and accelerate the walking speed of strip-shaped material from strip-shaped material, drying efficiency is further improved.
(6) left and right tuyere first outside swash plate of blast nozzle part of the present utility model parallels with the inboard swash plate of left and right tuyere, and left and right tuyere first outside swash plate is identical with the folded acute angle of horizontal plane, and the span of acute angle is 10 °～60 °.The angle of this inclination can guide the horizontal supporting plate direction motion of the left and right tuyere of wind direction that comes out from left and right air channel, obtains to be parallel to the Parallel airflow of strip-shaped material.And when acute angle was got 10 °～30 °, the Parallel airflow effect that obtains was best.
(7) adopted the drying box of blast nozzle part of the present utility model can be under the requirement of finishing the strip-shaped material drying, reached and improve heat exchanger effectiveness, shortening heat swap time, improve strip-shaped material and work the situation of floating, improve process speed, shorten device length, save the significant beneficial effect in factory building space.
(8) it is simple in structure, easy to operate that the coating to spoke shape material of the present utility model is carried out dry air-flowing type drying box and blast nozzle part thereof.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Fig. 1 is a kind of structural representation of blast nozzle part of the present utility model.
Fig. 2 is the middle part plate structural representation in the blast nozzle part of Fig. 1.
Fig. 3 is the another kind of structural representation of blast nozzle part of the present utility model.
Fig. 4 is that the A of Fig. 2 is to schematic diagram.
Fig. 5 is a kind of structural representation of drying box of the present utility model.
Fig. 6 is the cross-sectional schematic of Fig. 5 along the B-B line.
The specific embodiment
(embodiment 1, blast nozzle part)
See Fig. 1 and Fig. 2, the blast nozzle part in the present embodiment is a casing 1.In the middle of the top of casing 1 be guide roller grooves 11, and casing 1 has the inner chamber 12 that is positioned at the bottom and the left air channel 13a and the right air channel 13b that directly are connected with inner chamber 12 that are positioned at the left and right sides, top.The air outlet of left side air channel 13a is the parallel airflow formula left side tuyere 14a that is tilted to the left, and the air outlet of right air channel 13b is the right tuyere 14b of parallel airflow formula that is tilted to the right, and casing 1 also has the air inlet that is positioned at the bottom.
See Fig. 2, middle part plate 18 is a groove shape folding shape plate, this groove is the guide roller grooves 11 of blast nozzle part, comprise successively link to each other as the lower plate section: the inboard swash plate 18-1 of the left tuyere that tilts left, left air channel interior plate 18-2, horizontal box epipleural 18-3, right air channel interior plate 18-4 and the inboard swash plate 18-5 of right tuyere that tilts to the right.
The lower end of left side air channel outer panel 15a-3 links to each other with the left end of base plate 16, and the lower end of right air channel outer panel 15b-3 links to each other with the right-hand member of base plate 16.
Thus, form the inner chamber 12 of casing 1 between the horizontal box epipleural 18-3 of the left air channel outer panel 15a-3 of left plate 15a half section under half section under the horizontal box epipleural 18-3 of middle part plate 18, the horizontal box epipleural 18-3 of the right air channel outer panel 15b-3 of base plate 16, right plate 15b, front apron 17a, backboard 17b and middle part plate 18 at middle part plate 18.
The left air channel outer panel 15a-3 of left plate 15a the horizontal box epipleural 18-3 of middle part plate 18 on half section and the left air channel interior plate 18-2 of middle part plate 18 between form left air channel 13a.The right air channel outer panel 15b-3 of right plate 15b the horizontal box epipleural 18-3 of middle part plate 18 on half section and the right air channel interior plate 18-4 of middle part plate 18 between form right air channel 13b.
Form left tuyere 14a between the inboard swash plate 18-1 of the left tuyere of the horizontal supporting plate 15a-1 of the left tuyere of left plate 15a, left tuyere first outside swash plate 15a-2 and middle part plate 18.Form right tuyere 14b between the inboard swash plate 18-5 of the right tuyere of the horizontal supporting plate 15b-1 of the right tuyere of right plate 15b, right tuyere first outside swash plate 15b-2 and middle part plate 18.
Left side air channel 13a and left tuyere 14a, right air channel 13b and right tuyere 14b are symmetrical arranged with respect to the sagittal median plane of middle part plate 18.Left side tuyere first outside swash plate 15a-2 parallels with the inboard swash plate 18-1 of left tuyere, right tuyere first outside swash plate 15b-2 parallels with right tuyere inboard swash plate 18-5, and left tuyere first outside swash plate 15a-2 and the folded acute angle of horizontal plane and right tuyere first outside swash plate 15b-2 and the folded acute angle of horizontal plane are 10 °.
When carrying out drying, deflector roll 6 is placed in the guide roller grooves 11 of blast nozzle part,
Strip-shaped material 8 transmits on deflector roll 6.Horizontal supporting plate 15a-1 of the left tuyere of blast nozzle part and the horizontal supporting plate 15b-1 of right tuyere and the drying between the strip-shaped material 8 that transmits on the deflector roll 6 are 0～10mm apart from the scope of d4.The width d1 of left and right sides tuyere 14a, 14b is greater than the width d3 of strip-shaped material 8.
The wind that is used for dry strip-shaped material 8 can be selected hot blast or cold wind according to the characteristic of strip-shaped material 8.If select hot blast for use, then the wind F1 that enters inner chamber 12 from fresh air inlet 16-1 is a hot blast.Because left and right air channel 13a, the formed slit of 13b are to distinguished and admirable guidance quality, hot blast F1 splits into hot blast F2, hot blast F3 at left and right air channel 13a, 13b place in inner chamber 12.Hot blast F2, hot blast F3 obtain at the slit place of left and right air channel 13a, 13b quickening, and spray from left and right sides tuyere 14a, 14b.The horizontal supporting plate 15a-1 of left and right tuyere, 15b-1 have guidance quality to distinguished and admirable, so form Parallel airflow F4, F5 between the horizontal supporting plate 15a-1 of left and right tuyere, 15b-1 and strip-shaped material.Because the width d1 of left and right tuyere 15a, 15b is greater than the width d3 of strip-shaped material 8, thereby strip-shaped material 8 can, even contact abundant at the horizontal supporting plate 15a-1 of left and right sides tuyere, 15b-1 place and Parallel airflow F4, F5, makes heat exchange fully, carry out at high speed.Simultaneously,, need leave strip-shaped material problem far away, can shorten dry distance, make strip-shaped material 8 press close to left and right tuyere 15a, 15b operation because uniform drying has been avoided orifice-plate type wind mouth mouth and narrow formula wind mouth mouth air outlet place and the strip-shaped material temperature difference maximum met.Fluid mechanics principle according to " fluid velocity is big more; pressure is more little ", high velocity air after Parallel airflow F4, the F5 of left and right sides tuyere 15a, 15b ejection are to quicken through left and right air channel 13a, the formed slit of 13b, the formed slit of left and right tuyere 15a, 15b, therefore between the horizontal supporting plate 15a-1 of the tuyere of left and right sides tuyere 15a, 15b, 15b-1 and strip-shaped material 8, form negative pressure, strip-shaped material 8 can not risen float.
(embodiment 2, blast nozzle part)
See Fig. 3 and Fig. 4, the present embodiment remainder is identical with embodiment 1, and difference is: the middle part plate comprise successively link to each other as the lower plate section: the inboard swash plate 18-1 of the left tuyere that tilts left, left air channel interior plate 18-2, the inboard swash plate 18-6 in left air channel, the horizontal box epipleural 18-3 that have a down dip to the right, the inboard swash plate 18-7 in right air channel that tilts to left down, right air channel interior plate 18-4 and the inboard swash plate 18-5 of right tuyere that tilts to the right.
The lower end of inner chamber outer panel 15a-5 links to each other with the left end of base plate 16, and the lower end of inner chamber outer panel 15b-5 links to each other with the right-hand member of base plate 16.
Form the inner chamber 12 of casing 1 between the horizontal box epipleural 18-3 of inner chamber outer panel 15b-5, front apron 17a, backboard 17b and the middle part plate 18 of the inner chamber outer panel 15a-5 of left plate 15a, base plate 16, right plate 15b.
Form left air channel 13a between the left air channel outside swash plate 15a-4 of left plate 15a, left air channel outer panel 15a-3 and the left air channel interior plate 18-2 of middle part plate 18, the inboard swash plate 18-6 in left air channel.Form right air channel 13b between the right air channel outside swash plate 15b-4 of right plate 15b, right air channel outer panel 15b-3 and the right air channel interior plate 18-4 of middle part plate 18, the inboard swash plate 18-7 in right air channel.
Left side tuyere first outside swash plate 15a-2 and the folded acute angle of horizontal plane and right tuyere first outside swash plate 15b-2 and the folded acute angle of horizontal plane are 15 °.
The purpose that adopts the structure in the present embodiment is for the volume that can increase the air blast beak inner chamber increases guidance quality to wind simultaneously, reduces windage to Influences on Wind Velocity, makes wind energy more successfully from the ejection of left and right sides wind mouth mouth, reduces the blast loss.
See Fig. 4, d1 is the left and right tuyere 15a of blast nozzle part, the width of 15b, and d2 is the left and right sides tuyere 15a of blast nozzle part, the length of 15b.D3 is the width of strip-shaped material 8.Wherein, d1=d3+50～400mm; D2=150-500mm.
(embodiment 3 and embodiment 4, blast nozzle part)
Still see Fig. 3 and Fig. 4, embodiment 3 is corresponding with embodiment 1, and embodiment 4 is corresponding with embodiment 2.Embodiment 3 is identical with corresponding embodiment with embodiment 4 remainders, and difference is:
The left end of the horizontal supporting plate 15a-1 of left tuyere of left plate 15a also is connected with left tuyere second outside swash plate 15a-6 that tilts to left down and left tuyere the 3rd outside swash plate 15a-7 that has a down dip from right to left in turn to the right.
The right-hand member of the horizontal supporting plate 15b-1 of right tuyere of right plate 15b also is connected with right tuyere second outside swash plate 15b-6 that has a down dip and right tuyere the 3rd outside swash plate 15b-7 that tilts to left down from left to right in turn to the right.
Form left tuyere 14a between the inboard swash plate 18-1 of the left tuyere of left tuyere the 3rd outside swash plate 15a-7 of left plate 15a, left tuyere second outside swash plate 15a-6, the horizontal supporting plate 15a-1 of left tuyere, left tuyere first outside swash plate 15a-2 and middle part plate 18.Form right tuyere 14b between the inboard swash plate 18-5 of the right tuyere of right tuyere the 3rd outside swash plate 15b-7 of right plate 15b, right tuyere second outside swash plate 15b-6, the horizontal supporting plate 15b-1 of right tuyere, right tuyere first outside swash plate 15b-2 and middle part plate 18.
Left side tuyere first outside swash plate 15a-2 and the folded acute angle of horizontal plane and right tuyere first outside swash plate 15b-2 and the folded acute angle of horizontal plane are 30 °.
The purpose that adopts the structure in the present embodiment is in order to increase the guide functions to the Parallel airflow that comes out from left and right sides tuyere 15a, 15b, simultaneously strip-shaped material 8 to be produced guide effect.Such structure can make strip-shaped material 8 pass through the horizontal supporting plate 15a-1 of left and right tuyere, 15b-1 successfully, glossily.See Fig. 3, Parallel airflow F4, F5 are because the guide functions that left and right sides tuyere the 3rd outside swash plate 15a-7, the 15b-7 of left and right sides tuyere 15a, 15b and left and right sides tuyere second outside swash plate 15a-6,15b-6 reach forms the wind F6, the F7 that are directed downwards.
(embodiment 5, drying box)
See Fig. 5 and Fig. 6, the drying box of present embodiment comprises drying box 7, windward courage 31, leeward courage 32, the tuyere that two row are relative up and down, interior circulating fan 5, one group of deflector roll 6.
Windward courage 31, leeward courage 32 and interior circulating fan 5 all are fixed on the drying box 7 and are arranged in drying box 7.Upper blast pipe 21 and return air exhaust duct 23 all communicate with the inner chamber of drying box 7, and lower blast pipe 22 is isolated with the inner chamber of drying box 7.The fan of interior circulating fan 5 is positioned at the air inlet place of windward courage 31, and the air draught position of interior circulating fan 5 communicates with the inner chamber of drying box.Each air outlet place that is positioned at the lower end of windward courage 31 is fixed with one group of up tuyere.Each air outlet place that is positioned at the upper end of leeward courage 32 is connected with one group of descending tuyere, the air inlet that is positioned at the lower end of leeward courage 32 and lower blast pipe 22 airtight fixedlying connected.
Wherein, up tuyere is the one group of downward vertical slits formula air blast beak 4 of wind mouth mouth that is in line.
Descending tuyere is the blast nozzle part among one group of embodiment 1 making progress of the wind mouth mouth that is in line.The insertion pipe of the position of blast nozzle part by being arranged on fresh air inlet 16-1 is communicated with the leeward courage 32 of drying box.
Each deflector roll 6 is rotationally connected by corresponding bearing block and drying box 7, and each deflector roll 6 is positioned at the guide roller grooves of the middle part plate 18 of a corresponding blast nozzle part 1.
The length of drying box is 2m in the present embodiment, has 4,4 blast nozzle part of 18 vertical slits formula air blast beaks and 4 deflector rolls 6.
Fig. 4 and drying box shown in Figure 5 also comprise the heat exchanger 9 that is positioned at upper blast pipe 21 bottoms, windward courage 31 tops.If heat exchange is to carry out in the drying box outside, then do not need this heat exchanger 9.
When carrying out drying, the strip-shaped material 8 of surface coating (wet glue) enters drying box, and strip-shaped material 8 moves between air blast beak on the slit 4 and blast nozzle part 1 by deflector roll 6.Cold wind enters drying box from upper blast pipe 21, through over-heat-exchanger 9 heating, through 5 circulations of interior circulating fan, make in the whole windward courage 31 to be full of hot blast again, simultaneously in circulating fan 5 hot blast is quickened the wind mouth mouth ejection of air blast beak 4 contacts with the upper surface of strip-shaped material 8 from the slit.Upper surface to strip-shaped material 8 heats up, carries out heat exchange, makes the moisture volatilization.
The wind that enters from following air inlet 22 can be cold wind, also can be the hot blast that had heated in the drying box outside.Overheated (cold) wind enters leeward courage 32 after quickening through outside blower fan, enter the inner chamber 12 of blast nozzle part 1 again from the fresh air inlet 16-1 of blast nozzle part 1, spray from left and right sides tuyere 15a, 15b, form Parallel airflow and contact at the horizontal supporting plate 15a-1 of left and right sides tuyere, 15b-1 place, carry out heat exchange with strip-shaped material 8.
By two row air blast beaks up and down strip-shaped material 8 is carried out drying simultaneously, thereby drying efficiency, dry mass improve greatly.
(embodiment 6, drying box)
Still see Fig. 5 and Fig. 6, the present embodiment remainder is identical with embodiment 5, and difference is: the structure of blast nozzle part 1 is the structure among the embodiment 2.
(embodiment 7, drying box)
Still see Fig. 5 and Fig. 6, the present embodiment remainder is identical with embodiment 6, and difference is: the structure of air blast beak 1 is the structure among the embodiment 3.
(embodiment 8, drying box)
Still see Fig. 5 and Fig. 6, the present embodiment remainder is identical with embodiment 6, and difference is: the structure of air blast beak 1 is the structure among the embodiment 4.
To the guide effect of strip-shaped material 8, strip-shaped material 8 can be successfully runs on the horizontal supporting plate 15a-1 of left tuyere of left tuyere 15a of a back blast nozzle part from the horizontal supporting plate 15b-1 of right tuyere of the right tuyere 15b of previous blast nozzle part.
Drying box in the present embodiment confirms that through practice on BOPP adhesive tape coating machine drying box length can shorten 15% under same drying process condition, and under the drying box of same length, the speed of service can improve 35% than routine.
Claims (5)
1, a kind of coating to spoke shape material is carried out dry air-flowing type drying box, comprises drying box (7), windward courage (31), leeward courage (32), relative tuyere and the interior circulating fan (5) of two row up and down; It is characterized in that:
Also comprise one group of deflector roll (6); Drying box (7) is provided with air inlet, air inlet, return air exhaust outlet and strip-shaped material are imported and exported down; Drying box is made of sheet metal component outer wall (71), sheet metal component inwall (72) and their folded heat-insulation layers (73); The fixing air intake of going up is taken over (21), is fixed with lower blast pipe (22) at the following air inlet place of drying box (7), is fixed with return air exhaust duct (23) at the return air and the exhaust outlet place of drying box (7) at the last air inlet place of drying box (7); Windward courage (31), leeward courage (32) and interior circulating fan (5) all are fixed on the drying box (7) and are arranged in drying box (7); Upper blast pipe (21) and return air exhaust duct (23) all communicate with the inner chamber of drying box (7), and lower blast pipe (22) is isolated with the inner chamber of drying box (7); The fan of interior circulating fan (5) is positioned at the air inlet place of windward courage (31), and the air draught position of interior circulating fan (5) communicates with the inner chamber of drying box; Each air outlet place that is positioned at the lower end of windward courage (31) is fixed with one group of up tuyere; Each air outlet place that is positioned at the upper end of leeward courage (32) is connected with one group of descending tuyere, the air inlet that is positioned at the lower end of leeward courage (32) and airtight the fixedlying connected of lower blast pipe (22);
Described up tuyere is the downward one group of vertical slits formula air blast beak (4) of wind mouth mouth that is in line; Described descending tuyere is one group of blast nozzle part that the wind mouth mouth that is in line makes progress, and each blast nozzle part is a casing (1); Casing (1) has the air inlet that is positioned at the bottom; In the middle of the top of casing (1) is guide roller grooves (11), the left air channel (13a) and right air channel (13b) that directly are connected with inner chamber (12) that casing (1) has the inner chamber (12) that is positioned at the bottom and is positioned at the left and right sides, top; The air outlet in air channel, a left side (13a) is the parallel airflow formula left side tuyere (14a) that is tilted to the left, and the air outlet of right air channel (13b) is the right tuyere (14b) of parallel airflow formula that is tilted to the right;
Each deflector roll (6) is rotationally connected by corresponding bearing block and drying box (7), and each deflector roll (6) is positioned at the guide roller grooves of the middle part plate (18) of a corresponding blast nozzle part (1).
2, the coating to spoke shape material according to claim 1 is carried out dry air-flowing type drying box, and it is characterized in that: described casing (1) comprises left plate (15a), right plate (15b), base plate (16), front apron (17a), backboard (17b) and middle part plate (18); This middle part plate (18) is a groove shape folding shape plate, this groove is the guide roller grooves (11) of blast nozzle part, comprise successively link to each other as the lower plate section: the inboard swash plate (18-1) of the left tuyere that tilts left, left air channel interior plate (18-2), horizontal box epipleural (18-3), right air channel interior plate (18-4) and the right tuyere inboard swash plate (18-5) that tilts to the right; Base plate (16) is provided with the fresh air inlet (16-1) as the casing air inlet; Left plate (15a) comprises the horizontal supporting plate of left tuyere (15a-1) that links to each other successively, left tuyere first outside swash plate (15a-2) and the left air channel outer panel (15a-3) that has a down dip to the right; Right plate (15b) comprises the horizontal supporting plate of right tuyere (15b-1) that links to each other successively, right tuyere first outside swash plate (15b-2) and the right air channel outer panel (15b-3) that tilt to left down; The lower end of left side air channel outer panel (15a-3) links to each other with the left end of base plate (16), and the lower end of right air channel outer panel (15b-3) links to each other with the right-hand member of base plate (16);
The left air channel (13a) of described descending tuyere and left tuyere (14a) and right air channel (13b) and right tuyere (14b) are symmetrical arranged with respect to the sagittal median plane of middle part plate (18), left side tuyere first outside swash plate (15a-2) parallels with the inboard swash plate of left tuyere (18-1), right tuyere first outside swash plate (15b-2) parallels with the inboard swash plate of right tuyere (18-5), and left tuyere first outside swash plate (15a-2) is all identical with the folded acute angle of horizontal plane with folded acute angle of horizontal plane and right tuyere first outside swash plate (15b-2), and this acute angle theta scope is 10 °～60 °;
Form the inner chamber (12) of casing (1) between the horizontal box epipleural (18-3) of the lower semisection of the right air channel outer panel (15b-3) of the lower semisection of the left air channel outer panel (15a-3) of left plate (15a), base plate (16), right plate (15b), front apron (17a), backboard (17b) and middle part plate (18); Form left air channel (13a) between the upper semisection of the left air channel outer panel (15a-3) of left plate (15a) and the left air channel interior plate (18-2) of middle part plate (18); Form left tuyere (14a) between the inboard swash plate of left tuyere (18-1) of the horizontal supporting plate of left tuyere (15a-1) of left plate (15a), left tuyere first outside swash plate (15a-2) and middle part plate (18); Form right air channel (13b) between the upper semisection of the right air channel outer panel (15b-3) of right plate (15b) and the right air channel interior plate (18-4) of middle part plate (18); Form right tuyere (14b) between the inboard swash plate of right tuyere (18-5) of the horizontal supporting plate of right tuyere (15b-1) of right plate (15b), right tuyere first outside swash plate (15b-2) and middle part plate (18).
3, a kind of coating to spoke shape material according to claim 1 is carried out dry air-flowing type drying box, and it is characterized in that: described casing (1) comprises left plate (15a), right plate (15b), base plate (16), front apron (17a), backboard (17b) and middle part plate (18); This middle part plate (18) is a groove shape folding shape plate, this groove is the guide roller grooves (11) of blast nozzle part, comprise successively link to each other as the lower plate section: the inboard swash plate (18-1) of the left tuyere that tilts left, left air channel interior plate (18-2), the inboard swash plate (18-6) in left air channel that has a down dip to the right, horizontal box epipleural (18-3), the inboard swash plate (18-7) in right air channel, the right air channel interior plate (18-4) that tilt to left down and the right tuyere inboard swash plate (18-5) that tilts to the right; Base plate (16) is provided with the fresh air inlet (16-1) as the casing air inlet; Left plate (15a) comprises the left air channel outside swash plate (15a-4) and the inner chamber outer panel (15a-5) of the horizontal supporting plate of left tuyere (15a-1) that links to each other successively, left tuyere first outside swash plate (15a-2) that has a down dip, left air channel outer panel (15a-3), inclination to left down to the right; Right plate (15b) comprises successively the horizontal supporting plate of right tuyere (15b-1) that links to each other, right tuyere first outside swash plate (15b-2) that tilts to left down, right air channel outer panel (15b-3), the right air channel outside swash plate (15b-4) and the inner chamber outer panel (15b-5) that have a down dip to the right; The lower end of inner chamber outer panel (15a-5) links to each other with the left end of base plate (16), and the lower end of inner chamber outer panel (15b-5) links to each other with the right-hand member of base plate (16);
The left air channel (13a) of described descending tuyere and left tuyere (14a) and right air channel (13b) and right tuyere (14b) are symmetrical arranged with respect to the sagittal median plane of middle part plate (18), left side tuyere first outside swash plate (15a-2) parallels with the inboard swash plate of left tuyere (18-1), right tuyere first outside swash plate (15b-2) parallels with the inboard swash plate of right tuyere (18-5), and left tuyere first outside swash plate (15a-2) is all identical with the folded acute angle of horizontal plane with folded acute angle of horizontal plane and right tuyere first outside swash plate (15b-2), and this acute angle theta scope is 10 °～60 °;
Form the inner chamber (12) of casing (1) between the horizontal box epipleural (18-3) of the inner chamber outer panel (15b-5) of the inner chamber outer panel (15a-5) of left plate (15a), base plate (16), right plate (15b), front apron (17a), backboard (17b) and middle part plate (18); Form left air channel (13a) between the outside, left air channel swash plate (15a-4), left air channel outer panel (15a-3) and the left air channel interior plate (18-2) of middle part plate (18) of left plate (15a), the inboard swash plate in left air channel (18-6); Form left tuyere (14a) between the inboard swash plate of left tuyere (18-1) of the horizontal supporting plate of left tuyere (15a-1) of left plate (15a), left tuyere first outside swash plate (15a-2) and middle part plate (18); Form right air channel (13b) between the outside, right air channel swash plate (15b-4), right air channel outer panel (15b-3) and the right air channel interior plate (18-4) of middle part plate (18) of right plate (15b), the inboard swash plate in right air channel (18-7); Form right tuyere (14b) between the inboard swash plate of right tuyere (18-5) of the horizontal supporting plate of right tuyere (15b-1) of right plate (15b), right tuyere first outside swash plate (15b-2) and middle part plate (18).
4, carry out dry air-flowing type drying box according to claim 2 or 3 described coatings to spoke shape material, it is characterized in that: the left end of the horizontal supporting plate of left tuyere (15a-1) of the left plate of described descending tuyere (15a) also is connected with left tuyere second outside swash plate (15a-6) that tilts to left down and left tuyere the 3rd outside swash plate (15a-7) that has a down dip from right to left in turn to the right; The right-hand member of the horizontal supporting plate of right tuyere (15b-1) of described right plate (15b) also is connected with right tuyere second outside swash plate (15b-6) that has a down dip and right tuyere the 3rd outside swash plate (15b-7) that tilts to left down from left to right in turn to the right; Form left tuyere (14a) between the inboard swash plate of left tuyere (18-1) of left tuyere the 3rd outside swash plate (15a-7) of left plate (15a), left tuyere second outside swash plate (15a-6), the horizontal supporting plate of left tuyere (15a-1), left tuyere first outside swash plate (15a-2) and middle part plate (18); Form right tuyere (14b) between the inboard swash plate of right tuyere (18-5) of right tuyere the 3rd outside swash plate (15b-7) of right plate (15b), right tuyere second outside swash plate (15b-6), the horizontal supporting plate of right tuyere (15b-1), right tuyere first outside swash plate (15b-2) and middle part plate (18).
5, the coating to spoke shape material according to claim 4 is carried out dry air-flowing type drying box, and it is characterized in that: the width (d1) of the parallel airflow formula tuyere (14a, 14b) of each blast nozzle part of described descending tuyere is than the big 50～400mm of width (d3) of described strip-shaped material (8); The length (d2) of the parallel airflow formula tuyere (14a, 14b) of each blast nozzle part (1) of described descending tuyere is 150～500mm; The scope of horizontal supporting plate (15a-1,15b-1) of each blast nozzle part (1) of described descending tuyere and the drying between the described strip-shaped material (8) distance (d4) is 0～10mm during use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202175640U CN201327277Y (en) | 2008-12-03 | 2008-12-03 | Air-flow type drying box for drying coating of spoke-shape material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202175640U CN201327277Y (en) | 2008-12-03 | 2008-12-03 | Air-flow type drying box for drying coating of spoke-shape material |
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| CN201327277Y true CN201327277Y (en) | 2009-10-14 |
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| CNU2008202175640U Expired - Fee Related CN201327277Y (en) | 2008-12-03 | 2008-12-03 | Air-flow type drying box for drying coating of spoke-shape material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101417276B (en) * | 2008-12-03 | 2011-11-09 | 常州永盛包装有限公司 | Air-flow type drying oven for drying coating layer of radiate material and blast nozzle parts thereof |
| CN102357453A (en) * | 2011-10-24 | 2012-02-22 | 深圳市浩能科技有限公司 | Coating machine hot air dryer and special irregular air nozzle thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101417276B (en) * | 2008-12-03 | 2011-11-09 | 常州永盛包装有限公司 | Air-flow type drying oven for drying coating layer of radiate material and blast nozzle parts thereof |
| CN102357453A (en) * | 2011-10-24 | 2012-02-22 | 深圳市浩能科技有限公司 | Coating machine hot air dryer and special irregular air nozzle thereof |
| CN102357453B (en) * | 2011-10-24 | 2013-07-17 | 深圳市浩能科技有限公司 | Coating machine hot air dryer and special irregular air nozzle thereof |
| CN102501600A (en) * | 2011-10-28 | 2012-06-20 | 深圳市润天智数字设备股份有限公司 | Ink curing system |
| CN103586182A (en) * | 2013-11-07 | 2014-02-19 | 东南大学 | Convection drying oven for coating and drying power lithium ion battery |
| CN109114937A (en) * | 2015-11-29 | 2019-01-01 | 杭州跟策科技有限公司 | Wardrobe support leg drying machine |
| CN109186226A (en) * | 2015-11-29 | 2019-01-11 | 杭州跟策科技有限公司 | Woodcarving sea-gull dryer |
| CN109186226B (en) * | 2015-11-29 | 2020-06-09 | 南京青橄榄网络科技有限公司 | Wood carving seagull dryer |
| CN109114937B (en) * | 2015-11-29 | 2020-06-09 | 南京溧水高新创业投资管理有限公司 | Wardrobe supporting leg drying machine |
| CN107588635A (en) * | 2017-08-11 | 2018-01-16 | 安徽嘉利网业织造有限公司 | One kind weaving stamp drying unit of weaving cotton cloth |
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Granted publication date: 20091014 Termination date: 20121203 |