CN204817111U - Coating machine and oven exhaust system thereof - Google Patents
Coating machine and oven exhaust system thereof Download PDFInfo
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- CN204817111U CN204817111U CN201520607463.4U CN201520607463U CN204817111U CN 204817111 U CN204817111 U CN 204817111U CN 201520607463 U CN201520607463 U CN 201520607463U CN 204817111 U CN204817111 U CN 204817111U
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Abstract
The utility model provides a coating machine and oven exhaust system thereof. The oven exhaust system is arranged in airing exhaust for the three section oven that the coating machine links to each other in order, includes along the exhaust pipe of oven length direction extension and the power supply of airing exhaust that links to each other with the exhaust pipe, the exhaust pipe communicates with the air exit of each oven, the cross -sectional area of exhaust pipe middle part position is greater than the cross -sectional area of both ends position, the power supply of airing exhaust is connected the middle part position of exhaust pipe. The utility model discloses an oven exhaust system adaptation oven load is by low - high - low change process, and under the inconsistent circumstances of the three section oven volume of airing exhaust, the speed of airing exhaust that enables every section oven is roughly the same, reduces windage and linear loss in the exhaust pipe, makes each oven air exhaust evenly, has greatly improved the homogeneity in whole flow field, effectively solves among the prior art because of airing exhaust freely of resulting in of the inequality of airing exhaust, the vortex, dry inhomogeneous scheduling problem.
Description
Technical field
The utility model relates to coating machine, particularly a kind of coating machine and oven exhaust system thereof.
Background technology
Coating machine is used for the surperficial coating process of base material, and its main working process applies slurry on base material, rolling after then being dried by the base material after coating.In coating machine, more piece baking oven is often set to dry the base material after coating.In baking oven, arrange tuyere carry out drying to base material blowing to base material, the air part return air absorbing base material moisture enters after the circulatory system reheats and enters in baking oven again, and another part enters exhaust system from the exhaust outlet of baking oven and drains.
As shown in Figure 1 to Figure 3, in existing a kind of structure, be a unit be connected in turn three joint baking oven 2a, the air that exhaust system 1a collects this three joints baking oven 2a discharge is drained again.This exhaust system 1a comprises the top that exhaust duct 11a and air draft power source 12a, exhaust duct 11a are arranged on three joint baking oven 2a, and the length direction along baking oven 2a extends, and the whole length direction of exhaust duct 11a is isometrical version.The exhaust outlet 201a of each baking oven 2a is connected with this exhaust duct 11a respectively by tube connector 23a; Air draft power source 12a is arranged on the position near end, exhaust duct 11a one end, is drained by the air in exhaust duct 11a.In this structure, 201a is comparatively far away, asymmetric for air draft power source 12a distance other end baking oven 2 exhaust outlet.In the drying load rate of three joint baking oven 2a from the change procedure of low-Gao-low, the exhaust air rate often saving baking oven 2a in three joint baking oven 2a also will change, and the arrangement of this exhaust system 1a of prior art can not meet the demand often saving the even air draft of baking oven 2a and even speed, air velocity can be allowed to change, causing exhaust duct 11a windage to increase causes linear loss large, and baking oven 2a air draft can be caused not smooth, produce the phenomenon of local eddy currents and uneven drying in baking oven 2a.
Utility model content
The purpose of this utility model is to provide a kind of coating machine and oven exhaust system thereof, and the air draft that in solution prior art, each baking oven air draft inequality causes is smooth, the problem of uneven drying.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
According to an aspect of the present utility model, the utility model provides a kind of oven exhaust system of coating machine, for the three joint baking oven air drafts for being connected in turn, comprise the exhaust duct extended along baking oven length direction and the air draft power source be connected with exhaust duct, described exhaust duct is communicated with the exhaust outlet of each baking oven; The cross-sectional area of described exhaust duct medium position is greater than the cross-sectional area of end positions, and described air draft power source connects the medium position of described exhaust duct.
Preferably, described exhaust duct comprises first row airduct and the two second row airducts being connected first row airduct two ends respectively; Described first row airduct is wait gauge structure; Described second row airduct comprises isometrical pipeline section and cross-sectional area becomes large reducing pipeline section gradually, and the small end of described reducing pipeline section connects with isometrical pipeline section, and the large end of reducing pipeline section connects with described first row airduct.
Preferably, described in described first row airduct and two, second row airduct is respectively equipped with import, is communicated with so that the exhaust outlet saving described baking oven respectively with three is corresponding.
According to another aspect of the present utility model, the utility model also provides a kind of coating machine, comprises the more piece baking oven be connected in turn, and every three joint baking oven correspondences are provided with an oven exhaust system as above.
Preferably, in described every three joint baking ovens, the exhaust air rate being positioned at middle baking oven is greater than the exhaust air rate of another two joint baking ovens.
Preferably, described baking oven comprises oven main body and air-intaking box; The sidewall of described oven main body one end is provided with return air inlet, and described air-intaking box is positioned at described oven main body sidepiece and corresponding described return air inlet is arranged; The sidewall of described air-intaking box is provided with described exhaust outlet, and this exhaust outlet is connected with the exhaust duct of described oven exhaust system.
Preferably, described exhaust duct is positioned at the top of the air-intaking box of the described baking oven of each joint.
As shown from the above technical solution, advantage of the present utility model and good effect are: in oven exhaust system of the present utility model, exhaust duct is set to gradient profile, medium position has larger cross-sectional area, end positions has less cross-sectional area, and air draft power source is positioned at the centre position of exhaust duct.This version adapts to the change procedure of baking oven load by low-Gao-low, when three joint baking oven exhaust air rates are inconsistent, the ventilation velocity often saving baking oven can be made roughly the same, reduce windage and linear loss in exhaust duct, make each baking oven air draft even, drastically increase the uniformity in whole flow field, effectively solve the problems such as the air draft caused because air draft is uneven in prior art is smooth, eddy current, uneven drying.
Accompanying drawing explanation
Fig. 1 is the structural representation of baking oven and oven exhaust system in prior art coating machine.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the structural representation of baking oven and oven exhaust system in the utility model coating machine preferred embodiment.
Fig. 5 is the top view of Fig. 4.
Fig. 6 is the left view of Fig. 4.
Description of reference numerals is as follows: 1, oven exhaust system; 11, exhaust duct; 1101, import; 111, first row airduct; 112, second row airduct; 1121, isometrical pipeline section; 1122, reducing pipeline section; 12, air draft power source; 2, baking oven; 21, oven main body; 22, air-intaking box; 23, tube connector; 201, exhaust outlet; 202, return air inlet.
Detailed description of the invention
The exemplary embodiment embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes on different embodiments, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be use when explain in essence, and be not used to limit the utility model.
Consult Fig. 4 to Fig. 6, the utility model provides a kind of coating machine and oven exhaust system 1 thereof, wherein, coating machine is provided with the more piece baking oven 2 be connected in turn, using every three joint baking ovens 2 as a unit, correspondence arranges an oven exhaust system 1, that is: each oven exhaust system 1 is three corresponding joint baking oven 2 air drafts.Using three joint baking ovens 2 as a unit, exhaust air rate can be controlled easily, thus optimize drying effect.
Oven exhaust system 1 comprises the exhaust duct 11 extended along baking oven 1 length direction and the air draft power source 12 be connected with exhaust duct 11.
Exhaust duct 11 is provided with three imports 1101, and the exhaust outlet 201 saving baking oven 2 respectively with three is corresponding to be communicated with, thus collects the air of discharging from three joint baking ovens 2.Wherein, the cross-sectional area of exhaust duct 11 medium position is greater than the cross-sectional area of end positions.Air draft power source 12 connects the medium position of exhaust duct 11.
Particularly, exhaust duct 11 comprises first row airduct 111 and the two second row airducts 112 being connected first row airduct 111 two ends respectively; First row airduct 111 is for waiting gauge structure; Second row airduct 112 comprises isometrical pipeline section 1121 and cross-sectional area becomes large reducing pipeline section 1122 gradually, the small end (one end that namely cross-sectional area is less) of reducing pipeline section 1122 connects with isometrical pipeline section 1121, and the large end (one end that namely cross-sectional area is larger) of reducing pipeline section 1122 connects with first row airduct 111.
First row airduct 111 is positioned at the medium position of exhaust duct 11, has larger cross-sectional area.The isometrical pipeline section 1121 of second row airduct 112 is positioned at the end positions of exhaust duct 11, has less cross-sectional area.Reducing pipeline section 1122 be from isometrical pipeline section 1121 to first row airduct 111 transition, its cross-sectional area is strengthened to large end place gradually by small end.As shown in Figure 6, in the present embodiment, the cross section of first row airduct 111 and second row airduct 112 is all rectangular, the width W of first row airduct 111
111, height H
111be greater than the width W of second row airduct 112 isometrical pipeline section 1121 correspondence
1121, height H
1121.
Air draft power source 12 can be blower fan, and it is connected with first row airduct 111, is taken away by the air in first row airduct 111.
In this oven exhaust system, exhaust duct is set to gradient profile, and medium position has larger cross-sectional area, and end positions has less cross-sectional area, and air draft power source is positioned at the centre position of exhaust duct.This version adapts to the change procedure of baking oven load by low-Gao-low, when three joint baking oven exhaust air rates are inconsistent, the ventilation velocity often saving baking oven can be made roughly the same, reduce windage and linear loss in exhaust duct, make each baking oven air draft even, drastically increase the uniformity in whole flow field, effectively solve the problems such as the air draft caused because air draft is uneven in prior art is smooth, eddy current, uneven drying.
This oven exhaust system 1 when mounted, first row airduct 111 is arranged in the top of three joint baking oven 2 second section baking ovens 2, two second row airducts 112 lay respectively at above another two joint baking ovens 2, first row airduct 111 and two second row airducts 112 respectively arrange an import 1101, are communicated with between the exhaust outlet 201 of each baking oven 2 and the import 1101 of exhaust duct 11 by a tube connector 23.Wherein, in three joint baking ovens 2, the exhaust air rate being positioned at middle second section baking oven 2 is greater than the exhaust air rate of another two joint baking ovens 2, optimizes the drying effect to base material.
In the present embodiment, baking oven 2 comprises oven main body 21 and air-intaking box 22.The sidewall of oven main body 21 one end is provided with return air inlet 202, and air-intaking box 22 is positioned at oven main body 21 sidepiece and corresponding return air inlet 202 is arranged.The exhaust outlet 201 of baking oven 2 is arranged at the sidewall of air-intaking box 22.
The exhaust duct 11 of oven exhaust system 1 is positioned at the top of the air-intaking box 22 of each joint baking oven 2, and one end of tube connector 23 is communicated with the exhaust outlet 201 on air-intaking box 22, and the other end is communicated with the import 1101 of exhaust duct 11.
In this structure, the return air in oven main body 21 is discharged from exhaust outlet 201 after first mixing in air-intaking box 22 again, improves the uniformity in flow field further.
Although describe the utility model with reference to several exemplary embodiment, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Specifically can implement in a variety of forms due to the utility model and not depart from spirit or the essence of utility model, so be to be understood that, above-mentioned embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (7)
1. an oven exhaust system for coating machine, for the three joint baking oven air drafts for being connected in turn, comprise the exhaust duct extended along baking oven length direction and the air draft power source be connected with exhaust duct, described exhaust duct is communicated with the exhaust outlet of each baking oven; It is characterized in that: the cross-sectional area of described exhaust duct medium position is greater than the cross-sectional area of end positions, and described air draft power source connects the medium position of described exhaust duct.
2. oven exhaust system according to claim 1, is characterized in that, described exhaust duct comprises first row airduct and the two second row airducts being connected first row airduct two ends respectively;
Described first row airduct is wait gauge structure;
Described second row airduct comprises isometrical pipeline section and cross-sectional area becomes large reducing pipeline section gradually, and the small end of described reducing pipeline section connects with isometrical pipeline section, and the large end of reducing pipeline section connects with described first row airduct.
3. oven exhaust system according to claim 2, is characterized in that, described in described first row airduct and two, second row airduct is respectively equipped with import, is communicated with so that the exhaust outlet saving described baking oven respectively with three is corresponding.
4. a coating machine, comprises the more piece baking oven be connected in turn, and every three joint baking oven correspondences are provided with an oven exhaust system; It is characterized in that, described oven exhaust system is the oven exhaust system described in any one of claim 1-3.
5. coating machine according to claim 4, is characterized in that, in described every three joint baking ovens, the exhaust air rate being positioned at middle baking oven is greater than the exhaust air rate of another two joint baking ovens.
6. coating machine according to claim 4, is characterized in that, described baking oven comprises oven main body and air-intaking box; The sidewall of described oven main body one end is provided with return air inlet, and described air-intaking box is positioned at described oven main body sidepiece and corresponding described return air inlet is arranged; The sidewall of described air-intaking box is provided with described exhaust outlet, and this exhaust outlet is connected with the exhaust duct of described oven exhaust system.
7. coating machine according to claim 6, is characterized in that, described exhaust duct is positioned at the top of the air-intaking box of the described baking oven of each joint.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520607463.4U CN204817111U (en) | 2015-08-12 | 2015-08-12 | Coating machine and oven exhaust system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520607463.4U CN204817111U (en) | 2015-08-12 | 2015-08-12 | Coating machine and oven exhaust system thereof |
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| CN204817111U true CN204817111U (en) | 2015-12-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972979A (en) * | 2016-06-07 | 2016-09-28 | 广东环葆嘉节能科技有限公司 | Exhaust hot air drying system |
-
2015
- 2015-08-12 CN CN201520607463.4U patent/CN204817111U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972979A (en) * | 2016-06-07 | 2016-09-28 | 广东环葆嘉节能科技有限公司 | Exhaust hot air drying system |
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