CN207456136U - A kind of control device of synthetic leather baking oven air duct flow field - Google Patents
A kind of control device of synthetic leather baking oven air duct flow field Download PDFInfo
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- CN207456136U CN207456136U CN201721501162.9U CN201721501162U CN207456136U CN 207456136 U CN207456136 U CN 207456136U CN 201721501162 U CN201721501162 U CN 201721501162U CN 207456136 U CN207456136 U CN 207456136U
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- air passage
- wind
- deflector
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Abstract
The utility model proposes a kind of control device of synthetic leather baking oven air duct flow field, including hot body, control device and air speed measuring apparatus；Hot body includes wind turbine, air passage, deflector；Air passage is triangular prism shaped in traverse；One side in triangular prism shaped air passage is vertically arranged, and the another side of triangular prism is laterally set；The vertical side in triangular prism air passage is air intake surface, and deflector is vertically rotatably disposed at air intake surface；The transverse side in triangular prism air passage is outlet air surface；Equably be arranged in parallel the bar shaped outlet air gate hole of multiple rows of identical air-out area at outlet air surface；The air speed measuring apparatus, which is arranged at outlet air gate hole, measures wind speed；The air speed measuring apparatus, deflector are connected with control device；Control device surveys wind speed according to air speed measuring apparatus, for rotating flow guidance plate so as to change the Flow Field Distribution of air passage air flow, this product can improve each vent wind speed distributing homogeneity in air passage, ensure drying uniformity of the material in drying process, the drying time of synthetic leather is reduced, reduces energy consumption.
Description
Technical field
The utility model is related to baking oven air duct flow field control system technical field, especially a kind of synthetic leather baking oven air passage stream
The control device of field.
Background technology
At present, new heat-supplying mode, exploitation are sought first to realize extension growth and industrial upgrading by many synthetic leather enterprises
Into drying equipment and dry technology.Baking oven is essential apparatus in the dry industry such as leather, dyeing and finishing.Air passage conduct
Critical component in synthetic leather baking oven plays conclusive effect, the design of structure to oven drying efficiency and dry mass
It not only needs to meet technologic requirement, run with also ensureing drying process high-efficient simple as much as possible.And existing air passage
It is not reasonable due to designing so that the wind speed at wind row's nozzle is uneven, and different position wind speed deviation is big, causes the baking of synthetic leather
Dry efficiency deficiency influences the stability of product quality；As can solving nozzle wind velocity problem of non-uniform, synthetic leather will be effectively improved
Product quality, improving production efficiency and energy-saving and emission-reduction to synthetic leather enterprise has important realistic meaning.
The content of the invention
The utility model proposes a kind of control devices of synthetic leather baking oven air duct flow field, can improve each vent wind speed in air passage point
Cloth uniformity ensures drying uniformity of the material in drying process, reduces the drying time of synthetic leather, reduces energy consumption.
The utility model uses following technical scheme.
A kind of control device of synthetic leather baking oven air duct flow field, the control system include hot body, control device and
Air speed measuring apparatus；The hot body includes wind turbine, air passage, deflector；The air passage is triangular prism shaped in traverse；It is triangular prism shaped
One side in air passage is vertically arranged, and the another side of triangular prism is laterally set；The vertical side in triangular prism air passage is air intake surface,
The deflector is vertically rotatably disposed at air intake surface；The transverse side in triangular prism air passage is outlet air surface；It is uniform at outlet air surface
Ground is arranged in parallel the bar shaped outlet air gate hole of multiple rows of identical air-out area；The air speed measuring apparatus, which is arranged at outlet air gate hole, measures wind
Speed；The air speed measuring apparatus, deflector are connected with control device；Control device surveys wind speed according to air speed measuring apparatus, and rotation is led
Flowing plate is so as to changing the Flow Field Distribution of air passage air flow.
Wind row's nozzle is equipped at each outlet air gate hole, the air speed measuring apparatus is arranged at wind row's nozzle.
The hot body further includes heat exchanger；When hot body works, cool ambient air by baking oven air inlet into
Enter, mixed with original hot-air in baking oven, then sprayed through heat exchanger, deflector, air passage, nozzle.
When the vertical angle of the deflector is zero degree, the horizontal trend of deflector is identical with the air inlet direction of air intake surface,
The outlet air wind speed of each wind row nozzle is different at this time.
The air passage quantity is two, and two air passages arrange above and below, and upper air duct wind row's nozzle is respectively directed to synthetic leather to be dried
The upper surface of material, lower air duct wind row's nozzle are directed toward the lower surface of synthetic leather material to be dried.
The control of the control system convection current field distribution is divided into following steps；
A1, the vertical angle of deflector is adjusted as zero degree, the air inlet of air intake surface is entered the wind；
A2, data acquisition is carried out to nozzle wind velocity with the air speed measuring apparatus at wind row's nozzle, each spray is calculated with control device
The unevenness of mouth wind speed；
A3, it is divided into 11 gears from 0 degree of the vertical angle of deflector to 10 degree, by the angle of shelves adjustment deflector, often adjusts
One grade repeats step A2, calculates the nozzle wind velocity unevenness per gear, i.e. flow field unevenness coefficient；Establish flow field unevenness
Functional relation between evenness coefficient and deflector angle determines the optimal gear of the vertical angle of deflector；
Deflector angle is adjusted to optimal gear and locked by A4, control device, and the wind speed of air passage routinely operating mode is entered the wind
And outlet air, and carry out the Xun Huan of the hot-air in baking oven.
Preferably, the air speed measuring apparatus at wind row nozzle is monitoring point；
IfThe population mean of --- --- whole monitoring point wind speed, m/s；
vi--- the wind speed of selected monitoring point, m/s；
--- the standard variance of whole monitoring points；
N --- --- jet expansion number, the i.e. number of monitoring point；
Then with nonuniformity coefficient formula
Calculate flow field unevenness coefficient；
When establishing the functional relation between flow field unevenness coefficient and deflector angle, when unevenness coefficient is minimum
When, the corresponding vertical angle of deflector is just needed optimal value.
Preferably, when carrying out the data acquisition of step A2, with the wind at the non-uniform nozzle of the wind speed that can substantially detect
Fast measuring instrument carries out data acquisition.
The utility model improves air outlet velocity distributing homogeneity, ensures the uniformity of material quality in the drying process,
The drying time of synthetic leather is reduced, reduces energy consumption；Production technology and transformation drying equipment can be improved, effectively accelerates production efficiency,
Positive meaning can be generated in enterprise practical production run；Improvement of this product to air duct flow field, can effectively improve synthetic leather
Product quality, improving production efficiency and energy-saving and emission-reduction to synthetic leather enterprise has important realistic meaning.
Description of the drawings
With reference to the accompanying drawings and detailed description to the further details of explanation of the utility model：
Attached drawing 1 is the front view of the hot body of the utility model；
Attached drawing 2 is the side view of the hot body of the utility model；
Attached drawing 3 is the vertical view of the hot body of the utility model to schematic diagram（Deflector has turned to most optimal gear）；
Attached drawing 4 is the schematic diagram in the air passage of the utility model；
Attached drawing 5 is the workflow schematic diagram of the utility model；
In figure：1- deflectors；2- air passages；3- air speed measuring apparatus；4- nozzles；5- synthetic leather materials；6- control devices；7- dries
Case air inlet；8- wind turbines；9- heat exchangers；101- air intake surfaces；102- outlet air surfaces；103- outlet air gate hole.
Specific embodiment
As shown in Figs. 1-5, the control system includes hot body, control device 6 and air speed measuring apparatus 3；The hot wind
Mechanism includes wind turbine 8, air passage 2, deflector 1；The air passage 2 is triangular prism shaped in traverse；One side in triangular prism shaped air passage 2
Vertically arranged, the another side of triangular prism is laterally set；The vertical side in triangular prism air passage be air intake surface 101, the deflector 1
Vertically it is rotatably disposed at air intake surface 101；The transverse side in triangular prism air passage is outlet air surface 102；At outlet air surface 102 equably
Be arranged in parallel the bar shaped outlet air gate hole 103 of multiple rows of identical air-out area；The air speed measuring apparatus 3, which is arranged at outlet air gate hole, measures wind
Speed；The air speed measuring apparatus 3, deflector 1 are connected with control device 6；Control device surveys wind speed according to air speed measuring apparatus, rotation
Deflector is so as to changing the Flow Field Distribution of air passage air flow.
Wind row's nozzle 4 is equipped at each outlet air gate hole 103, the air speed measuring apparatus 3 is arranged at wind row's nozzle 4.
The hot body further includes heat exchanger 9；When hot body works, cool ambient air passes through baking oven air inlet 7
Into mixing with original hot-air in baking oven, then sprayed through heat exchanger 9, deflector 1, air passage 2, nozzle 4.
When the vertical angle of the deflector 1 is zero degree, the horizontal trend of deflector and the air inlet direction phase of air intake surface 101
Together, the outlet air wind speed of each wind row nozzle is different at this time.
2 quantity of air passage is two, and two air passages arrange above and below, and upper air duct wind row's nozzle is respectively directed to synthesis to be dried
The upper surface of material is removed from office, lower air duct wind row's nozzle is directed toward the lower surface of synthetic leather material to be dried.
The control of the control system convection current field distribution is divided into following steps；
A1, the vertical angle of deflector is adjusted as zero degree, the air inlet of air intake surface is entered the wind；
A2, data acquisition is carried out to nozzle wind velocity with the air speed measuring apparatus at wind row's nozzle, each spray is calculated with control device
The unevenness of mouth wind speed；
A3, it is divided into 11 gears from 0 degree of the vertical angle of deflector to 10 degree, by the angle of shelves adjustment deflector, often adjusts
One grade repeats step A2, calculates the nozzle wind velocity unevenness per gear, i.e. flow field unevenness coefficient；Establish flow field unevenness
Functional relation between evenness coefficient and deflector angle determines the optimal gear of the vertical angle of deflector；
Deflector angle is adjusted to optimal gear and locked by A4, control device, and the wind speed of air passage routinely operating mode is entered the wind
And outlet air, and carry out the Xun Huan of the hot-air in baking oven.
Preferably, the air speed measuring apparatus at wind row nozzle is monitoring point；
IfThe population mean of --- --- whole monitoring point wind speed, m/s；
vi--- the wind speed of selected monitoring point, m/s；
--- the standard variance of whole monitoring points；
N --- --- jet expansion number, the i.e. number of monitoring point；
Then with nonuniformity coefficient formula
Calculate flow field unevenness coefficient；
When establishing the functional relation between flow field unevenness coefficient and deflector angle, when unevenness coefficient is minimum
When, the corresponding vertical angle of deflector is just needed optimal value.
Preferably, when carrying out the data acquisition of step A2, with the wind at the non-uniform nozzle of the wind speed that can substantially detect
Fast measuring instrument carries out data acquisition.
Embodiment 1：
Before devoting oneself to work when air passage, deflector is adjusted to optimal gear with step A1-A4, the air stream for entering air intake surface
Change to by deflector, the wind velocity that goes out of each nozzle in air passage is allowed to tend to be uniform, hot wind is then passed to, is sent between upper and lower air passage
Enter synthetic leather material 5, make each position of upper and lower surface of synthetic leather material 5 can be subject to identical hot wind air quantity, allow synthetic leather object
Material is equably dried.
Embodiment 2：
When hot wind air quantity need to be changed, and still need each nozzle wind velocity it is convergent when, deflector is readjusted with step A1-A4.
Claims (5)
1. a kind of control device of synthetic leather baking oven air duct flow field, it is characterised in that：The control system includes hot body, control
Device and air speed measuring apparatus processed；The hot body includes wind turbine, air passage, deflector；The air passage is triangular prism shaped in traverse；
One side in triangular prism shaped air passage is vertically arranged, and the another side of triangular prism is laterally set；The vertical side in triangular prism air passage
For air intake surface, the deflector is vertically rotatably disposed at air intake surface；The transverse side in triangular prism air passage is outlet air surface；Outlet air
Equably be arranged in parallel the bar shaped outlet air gate hole of multiple rows of identical air-out area at face；The air speed measuring apparatus is arranged at outlet air gate hole
Measure wind speed；The air speed measuring apparatus, deflector are connected with control device；Control device surveys wind speed according to air speed measuring apparatus,
Rotating flow guidance plate is so as to changing the Flow Field Distribution of air passage air flow.
2. a kind of control device of synthetic leather baking oven air duct flow field according to claim 1, it is characterised in that：Each outlet grid
Wind row's nozzle is equipped at hole, the air speed measuring apparatus is arranged at wind row's nozzle.
3. a kind of control device of synthetic leather baking oven air duct flow field according to claim 2, it is characterised in that：The hot wind
Mechanism further includes heat exchanger；When hot body works, cool ambient air is entered by baking oven air inlet, and original in baking oven
Hot-air mixes, then is sprayed through heat exchanger, deflector, air passage, nozzle.
4. a kind of control device of synthetic leather baking oven air duct flow field according to claim 2, it is characterised in that：The water conservancy diversion
When the vertical angle of plate is zero degree, the horizontal trend of deflector is identical with the air inlet direction of air intake surface, and each wind arranges nozzle at this time
Outlet air wind speed is different.
5. a kind of control device of synthetic leather baking oven air duct flow field according to claim 4, it is characterised in that：The air passage
Quantity is two, and two air passages arrange above and below, and upper air duct wind row's nozzle is respectively directed to the upper surface of synthetic leather material to be dried, under
Air passage wind row's nozzle is directed toward the lower surface of synthetic leather material to be dried.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721501162.9U CN207456136U (en) | 2017-11-13 | 2017-11-13 | A kind of control device of synthetic leather baking oven air duct flow field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721501162.9U CN207456136U (en) | 2017-11-13 | 2017-11-13 | A kind of control device of synthetic leather baking oven air duct flow field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207456136U true CN207456136U (en) | 2018-06-05 |
Family
ID=62278951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721501162.9U Expired - Fee Related CN207456136U (en) | 2017-11-13 | 2017-11-13 | A kind of control device of synthetic leather baking oven air duct flow field |
Country Status (1)
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| CN (1) | CN207456136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677110A (en) * | 2017-11-13 | 2018-02-09 | 福州大学 | A kind of control system of synthetic leather baking oven air duct flow field |
-
2017
- 2017-11-13 CN CN201721501162.9U patent/CN207456136U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677110A (en) * | 2017-11-13 | 2018-02-09 | 福州大学 | A kind of control system of synthetic leather baking oven air duct flow field |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |