Baking oven
Technical field
This utility model is related to membrane production equipment technical field, more particularly to a kind of baking oven.
Background technology
The cross directional stretch of plastic sheeting and it is lax must carry out under appropriate thermal process environment, baking oven is exactly thermal process ring
The equipment in border, baking oven directly influence the product matter of thin film to temperature, blast, the isoparametric control accuracy of wind speed and the uniformity
Amount.
At present, the baking oven of the pattern of existing employing airduct convection current, direction of motion continuous arrangement of its airduct along thin film, temperature
And the uniformity of blast has and improves;But quick effectively heat exchange cannot be formed in thin film region, occur in that between airduct and do not advise
Then turbulent flow, have impact on thermal cycle effect.
The content of the invention
Based on this, it is necessary to provide a kind of baking oven, can be prevented effectively between airduct and occur in that random turbulence, improve energy profit
With rate.
Its technical scheme is as follows:
A kind of baking oven, including support frame, the support frame are provided with the entrance and outlet being oppositely arranged;Wind pipe component,
The wind pipe component includes the first airduct being arranged between the entrance and the outlet and the second airduct, first airduct
With the longitudinally spaced setting of second airduct, first airduct is provided with least two the first air-out towards second airduct
Groove, is provided with the first return flow line between adjacent two first air-out grooves, second airduct is provided with least two towards institute
The second air-out groove of the first airduct is stated, between adjacent two second air-out grooves, the second return flow line is provided with;And two be used for
The power set of hot blast are produced, two power set lateral separations are installed in the support frame, described in one of them
The outfan of power set is connected with one end of first airduct and one end of second airduct, another described power dress
The outfan put is connected with the other end of the other end and second airduct of first airduct.
Further below technical scheme is illustrated:
Wherein in one embodiment, at least two first air-out grooves are horizontally arranged at interval in the entrance and described
Between outlet, and correspond with least two second air-out grooves respectively;First air-out groove and second air-out
Groove is in strip.
Wherein in one embodiment, first airduct is at least two, between at least two first airducts are horizontal
Every being arranged between the outlet and the entrance, second airduct is at least two, and at least two second airducts are horizontal
To be arranged at intervals at it is described outlet and the entrance between, and with first airduct correspond.
Wherein in one embodiment, the baking oven also includes kuppe, and the side of the kuppe is installed in the support
On framework, the water conservancy diversion is covered with curved diversion division, the diversion division be arranged at first airduct and the second airduct it
Between, and near it is described outlet arrange.
Wherein in one embodiment, the water conservancy diversion is covered with multiple reinforcements spaced along its length, institute
State reinforcement relative with the diversion division.
Wherein in one embodiment, the baking oven also includes the first isocon and the second isocon, the power set
Outfan passes through first isocon and the second isocon is connected with first airduct and the second airduct respectively, and described first
The port of export of isocon is provided with the first buckle, and the port of export of second isocon is provided with the second buckle, and first airduct sets
There is the first card division being engaged with first buckle, second airduct is provided with the second card being engaged with second buckle
Portion.
Wherein in one embodiment, the width of the first end of first buckle is more than the second end of first buckle
Width, the width of the width of the first end of second buckle more than the second end of second buckle;First card division
The first draw-in groove being adapted with first buckle is provided with, first card division passes through first draw-in groove and first buckle
It is detachably connected;Second card division is provided with the second draw-in groove being adapted with second buckle, and second card division passes through institute
State the second draw-in groove to be detachably connected with first buckle.
Wherein in one embodiment, at least two spaced first arc drains in first isocon, are provided with
Plate, the first arc drainage plate are arranged at the corner of first isocon;Or/and be provided with second isocon to
Few two spaced second arc drainage plates, the second arc drainage plate are arranged at turning round for second isocon
Place.
Wherein in one embodiment, the first regulation gate valve in the port of export of first isocon, is additionally provided with, described
The second regulation gate valve is additionally provided with the port of export of two isocons.
Wherein in one embodiment, the power set are provided with air inlet and plenum chamber, and the air inlet is near described
First return flow line or/and the second return flow line are arranged, and the power set pass through the plenum chamber and first isocon
And second isocon connection.
Wherein in one embodiment, the support frame is respectively provided on two sides with warming plate, opens up on the warming plate
There is maintenance door, the maintenance door is arranged near the power set.
" first " described in above-mentioned this utility model, " second " do not represent specific quantity and order, are only used for name
The differentiation of title.
Above-mentioned the beneficial effects of the utility model:
When above-mentioned baking oven is used, thin film is entered from the entrance of the support frame, is indulged into the first airduct and the second airduct
In the thermal treatment zone formed to interval setting, sent into circulation by the hot blast that power set are produced by the first airduct and the second airduct
The upper and lower surface of thin film is uniformly heated respectively in road, with the thermal process environment needed for meeting thin film stretching or relaxing,
After thin film completes above-mentioned operation, pull out from exit and enter next process;In the process, due at adjacent two articles described
It is provided between one air-out groove between the first return flow line and adjacent two second air-out grooves and is provided with the second return flow line so that
First air-out groove air-flow out can carry out drain by the first return flow line, and the second air-out groove air-flow out can pass through second
Return flow line carries out drain, forms stable thermal cycle passage.The oven structure reliability, can be prevented effectively between airduct and occur in that not
Regular turbulent flow, improves capacity usage ratio.
Description of the drawings
Fig. 1 is the structural representation of baking oven described in the utility model.
Description of reference numerals:
100th, support frame, 110, entrance, 120, outlet, 130, warming plate, 140, maintenance door, 200, wind pipe component,
210th, the first airduct, the 214, first return flow line, the 216, first card division, the 220, second airduct, the 222, second air-out groove, 224,
Two return flow lines, the 226, second card division, 300, power set, 310, outfan, 320, plenum chamber, 400, kuppe, 410, lead
Stream portion, 420, reinforcement, the 500, first isocon, the 510, first buckle, the 520, first arc drainage plate, the 530, first regulator
Valve, the 600, second isocon, the 610, second buckle, the 620, second arc drainage plate, 700, thin film.
Specific embodiment
It is to make the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and specifically real
Mode is applied, this utility model is described in further detail.It should be appreciated that specific embodiment described herein
Only to explain this utility model, protection domain of the present utility model is not limited.
As shown in figure 1, a kind of baking oven described in the utility model, including support frame 100, support frame 100 is provided with phase
Entrance 110 and outlet 120 to setting;Wind pipe component 200, wind pipe component 200 include being arranged at entrance 110 and outlet 120 it
Between the first airduct 210 and the second airduct 220, the 220 longitudinally spaced setting of the first airduct 210 and the second airduct, the first airduct 210
At least two the first air-out groove (not shown) towards the second airduct 220 are provided with, between adjacent two article of first air-out groove, is provided with
One return flow line 214, the second airduct 220 are provided with least two the second air-out grooves 222 towards the first airduct 210, adjacent two
The second return flow line 224 is provided between second air-out groove 222;And two power set 300 for being used to produce hot blast, two power
300 lateral separation of device is installed in support frame 100, the outfan 310 and the first airduct of one of power set 300
One end connection of 210 one end and the second airduct 220, the outfan 310 of another power set 300 and the first airduct 210
The other end connection of the other end and the second airduct 220.
When the baking oven is used, thin film entered from the entrance 110 of support frame 100, into the first airduct 210 and the second airduct
In the 220 longitudinally spaced thermals treatment zone that formation is set, power set 300 are produced by the first airduct 210 and the second airduct 220
The upper and lower surface of thin film is uniformly heated respectively in hot blast feeding convection channel, to meet thin film stretching or lax required
Thermal process environment, after thin film completes above-mentioned operation, from outlet 120 at pull out enter next process;In the process, due to
It is provided between adjacent two article of first air-out groove between the first return flow line 214 and adjacent two article of second air-out groove 222 and is provided with
Two return flow lines 224 so that the first air-out groove air-flow out can carry out drain by the first return flow line 214, in top shape
Into stable thermal cycle passage, the second air-out groove 222 air-flow out can carry out drain by the second return flow line 224, under
Portion forms stable thermal cycle passage, and blows by two power set 300 are symmetrical, thus in the working area of baking oven to thin film
Surface forms the heat exchange air-flow of quick, stable, uniform, symmetrical, constant temperature, and then can realize thin film work area optimum temperature precision
+/- 0.5T °, wind speed precision:+/-1m/s.The oven structure reliability, can be prevented effectively between airduct and occur in that random turbulence, carry
High-energy utilization rate.
As shown in figure 1, in the present embodiment, at least two the first air-out grooves are horizontally arranged at interval in entrance 110 and outlet
Between 120, and correspond with least two the second air-out grooves 222 respectively;First air-out groove and the second air-out groove 222 are in length
Strip, thus multiple first air-out grooves and multiple second air-out grooves 222 can be set according to different thermal process needs, improve this
The adaptability of baking oven;First air-out groove and the second air-out groove 222 are in strip simultaneously, are easy to the width in thin film uniform
Air-out, it is ensured that the unified quality standard of thin film;Further, the first airduct 210 is at least two, at least two first airducts
210 are horizontally arranged at interval between outlet 120 and entrance 110, and the second airduct 220 is at least two, at least two second airducts
220 it is horizontally arranged at interval between outlet 120 and entrance 110, and corresponds with the first airduct 210, thus can reduces arranging
The manufacture difficulty of multiple first air-out grooves and multiple second air-out grooves 222, and be easy to need to carry out assembling formation according to thermal process
Multiple first air-out grooves and multiple second air-out grooves 222;Preferably, first airduct 210 arrange two the first air-out grooves and
One the first return flow line 214, second airduct 220 arrange two the second air-out grooves 222 and second return flow line
224。
As shown in figure 1, in the present embodiment, the baking oven also includes kuppe 400, the side of kuppe 400 install in
On support frame frame 100, kuppe 400 is provided with curved diversion division 410, and diversion division 410 is arranged at the first airduct 210 and the second wind
Between pipe 220, and near outlet 120 arrange, thus can avoid outlet 120 at there is random turbulence, have impact on thermal cycle effect
Really, effective hot blast isolation is formed between adjacent baking oven, while the generation of evitable turbulent flow.Further, kuppe 400 is provided with
Multiple spaced reinforcements 420 along its length, reinforcement 420 are relative with diversion division 410, by arranging reinforcement
420 intensity that can effectively strengthen kuppe 400, it is to avoid occur rocking, affect water conservancy diversion effect.The kuppe 400 is preferably two,
The both sides of outlet 120 are symmetricly set in, water conservancy diversion is carried out to the hot blast that the first airduct 210 and the second airduct 220 flow out respectively.
As shown in figure 1, in the present embodiment, the baking oven also includes the first isocon 500 and the second isocon 600, power
The outfan 310 of device 300 pass through the first isocon 500 and the second isocon 600 respectively with the first airduct 210 and the second airduct
220 connections, 120 end of outlet of the first isocon 500 are provided with the first buckle 510, and 120 end of outlet of the second isocon 600 is provided with
Second buckle 610, the first airduct 210 are provided with the first card division 216 being engaged with the first buckle 510, the second airduct 220 be provided with
The second card division 226 that second buckle 610 is engaged;Thus power set 300 pass through the first isocon 500 and the second isocon
600 can connect multiple first airducts 210 and multiple second airducts 220;Pass through between first airduct 210 and the first isocon 500
Fix and coordinate, by fixing cooperation between the second airduct 220 and the second isocon 600, be easy to which to dismount, rupture of membranes occurring, setting
When standby maintenance, troubleshooting, dismounting can be rapidly completed and keeped in repair, assembling after having keeped in repair, can be rapidly completed, improve this
The effective time of baking oven, improve the efficiency of whole film line.Further, the width of the first end of the first buckle 510
Width of the degree more than the second end of the first buckle 510, the width of the first end of the second buckle 610 more than the second buckle 610 the
The width at two ends, thus fix on isocon using the self gravitation of airduct, first buckle 510 and the second buckle 610
Shape can be for " herringbone ", trapezoidal, triangle etc.;First card division 216 is provided with the first card being adapted with the first buckle 510
Groove (not shown), the first card division 216 are detachably connected with the first buckle 510 by the first draw-in groove;Second card division 226 is provided with and
The second draw-in groove (not shown) that two buckles 610 are adapted, the second card division 226 are detachable with the first buckle 510 by the second draw-in groove
Connection;Thus the form being engaged with buckle by draw-in groove realizes being detachably connected for airduct and isocon, is easy to the later stage to tie up
Shield, and attachment structure reliability.Further, it is provided with least two spaced first arcs in the first isocon 500 to draw
Stream plate 520, the first arc drainage plate 520 are arranged at the corner of the first isocon 500;Or/and second be provided with isocon 600
At least two spaced second arc drainage plates 620, the second arc drainage plate 620 is arranged at turning for the second isocon 600
Crook, by arranging the gas that power set 300 quickly can be produced by the first arc drainage plate 520 and the second arc drainage plate 620
That flows steady ordered is drained to each airduct, it is to avoid form random turbulence in corner, wastes energy.Further,
The first regulation gate valve 530 is additionally provided with the port of export of one isocon 500, in the port of export of the second isocon 600, second is additionally provided with
Regulation gate valve (not shown), thus the hot-blast pressure and wind of the outlet that can be needed each isocon is adjusted flexibly according to thermal process
Speed.Further, power set 300 are provided with air inlet and plenum chamber 320, air inlet near the first return flow line 214 or/and
Second return flow line 224 is arranged, and power set 300 are connected with the first isocon 500 and the second isocon 600 by plenum chamber 320
Logical, the air inlet of one of power set 300 and the first return flow line 214 cooperatively form a stable thermal cycle passage,
The air inlet of another power set 300 and the second return flow line 224 cooperatively form stable another thermal cycle passage;Simultaneously
By arranging 320 further buffer gas flow of plenum chamber, it is to avoid produce random turbulence.
As shown in figure 1, in the present embodiment, support frame 100 is respectively provided on two sides with warming plate 130, on warming plate 130
Maintenance door 140 is offered, maintenance door 140 is arranged near power set 300, heat losses are reduced by arranging warming plate 130, led to
Setting maintenance door 140 is crossed, is easy to maintainer to be keeped in repair in baking oven.
Each technical characteristic of embodiment described above arbitrarily can be combined, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, some deformations and improvement can also be made, these belong to
Protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.