CN1316221C - Air channel of drier - Google Patents
Air channel of drier Download PDFInfo
- Publication number
- CN1316221C CN1316221C CNB021581436A CN02158143A CN1316221C CN 1316221 C CN1316221 C CN 1316221C CN B021581436 A CNB021581436 A CN B021581436A CN 02158143 A CN02158143 A CN 02158143A CN 1316221 C CN1316221 C CN 1316221C
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- Prior art keywords
- air
- channel body
- suction portion
- suction
- inlet
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Abstract
The present invention discloses an air supplying channel for a dryer, which comprises a channel body, a front sucking part and a back sucking part, wherein the front sucking part is composed of a central sucking opening and an end sucking opening; the central sucking opening is formed at the front center of the channel body; the end sucking opening is formed at both front ends of the channel body; the central sucking opening and the end sucking opening are alternately arranged in front of the channel body. The air supplying channel for a dryer in the present invention can cause the integral temperature of air supplied to the inner side of a drying space to be even and enhances drying performance.
Description
Technical field
The present invention relates to dryer, especially the hot blast that will be used to dry is adjusted to the air feed passage that suitable temperature is supplied to the dryer of cylinder inside.
Background technology
The major part structure of prior art dryer as shown in Figure 1, cylinder 1 is arranged on the inside of casing, casing forms the outward appearance of dryer.Cylinder 1 is the open drums in both ends; The outer peripheral face of cylinder 1 is formed with belt grooves 2, can be wound with the drum belt that drives by independent drive source on the belt grooves 2.Be formed with the oven dry space 5 of carrying out oven dry in the cylinder 1.The inside in oven dry space 5 is formed with baffle plate 6, and when cylinder 1 was rotated, 6 pairs of washings in oven dry 5 inside, space of baffle plate overturn.
The front end of cylinder 1 is provided with front head 7; The rear end of cylinder 1 is provided with back head 9.The open portion that front head 7 and back head 9 are respectively applied for the shutoff cylinder forms oven dry space 5, and the front-end and back-end of difference back-up roller 1.At this moment, be provided with between counterrotating front head 7 and the cylinder 1 and prevent the seal member 10 that leaks; Also be provided with between counterrotating front head 9 and the cylinder 1 and prevent the seal member 10 that leaks.Be formed with through hole 8 on the front head 7, through hole 8 is communicated with the inside and outside of oven dry space 5.Optionally open and close through hole 8 by door.
Back head 9 is provided with air feed passage 12, and air feed passage 12 is the paths to the inside in oven dry space 5 supply hot blast.By the hot blast of hot-air channel 20 supplies, the inside of the air feed passage of flowing through 12 flow into the inside in oven dry space 5.
As shown in Figure 2, the inlet portion 12i and the hot-air channel 20 of air feed passage 12 are connected, and the 12e of export department of air feed passage 12 is by the interior bonds of back head 9 with oven dry space 5.The front of air feed passage 12 (towards the face of cylinder 1) is formed with the suction shutter 12v that sucks extraneous air to the inside of air duct 12, and the back side of air feed passage 12 is formed with the suction shutter 12v that sucks extraneous air to the inside of air duct 12.Suck the outside low relatively air of temperature by sucking shutter 12v to the inside of air feed passage 12, regulate temperature to the hot blast of oven dry space 5 inner supplies.
On the one hand, a side of the front head 7 of the lower end correspondence of the through hole 8 of front head 7 is provided with spout assembly 13, and spout assembly 13 is used for the air of oven dry 5 inside, space is discharged.Spout assembly 13 is provided with gauze filter 14.The effect of gauze filter 14 is to be used to collect be mingled in the airborne foreign matter of discharging from oven dry space 5, as the end of a thread or dust etc.
In addition, be provided with the gauze passage 15 that is connected with spout assembly 13, gauze filter 14 is set to the inside of gauze passage 15.Also be provided with the exhaust blower 17 that is connected with gauze passage 15, exhaust blower 17 is extracted the air of oven dry 5 inside, space out by gauze passage 15.Exhaust blower 17 is arranged on the inside of exhaust blower shell 18.One side of exhaust blower shell 18 is connected with gauze passage 15, and the opposite side of exhaust blower shell 18 and blast pipe 19 are connected.Air behind 5 discharges of oven dry space and the gauze passage 15 of flowing through is discharged to the outside by blast pipe 19 by the suction of exhaust blower 17.
On the one hand, be provided with the hot-air channel 20 that is connected with air feed passage 12.Hot-air channel 20 provides required hot blast to the inside in oven dry space 5.The inlet of hot-air channel 20 is provided with the air nozzle 22 that constitutes gas burner.The effect of air nozzle 22 is to be used to spray the coal gas that supply is come.Have valve on the air nozzle 22, valve is used to control the supply of coal gas.The 23rd, gas pipe.Be provided with the mixing tube 24 that prolongs to inside at the inlet of hot-air channel 20, coal gas that will spray from air nozzle 21 at mixing tube 24 and primary air form and mix.That is to say that the extraneous air that coal gas that will eject from air nozzle 22 in the inside of mixing tube 24 and the inlet by mixing tube 24 flow into mixes.The front end of mixing tube 24 is provided with spark plug 26, and spark plug 26 produces the spark that is used to light a fire.
Below, simple declaration is carried out in the work of prior art dryer with said structure:
By the work of exhaust blower 17, discharge the air of drying 5 inside, space to the outside of cylinder 1, supply hot blast by air feed passage 12 to the inside in oven dry space 5 simultaneously.The hot blast that is fed to oven dry 5 inside, space absorbs moisture from the washings that overturns by the rotation of cylinder 1, carries out the oven dry effect.
On the one hand, the extraneous air by the suction shutter 12v that is formed on the air feed passage 12 sucks will be adjusted to proper temperature to the hot blast temperature of oven dry space 5 inner supplies by air feed passage 12.
But, prior art dryer with said structure has following shortcoming: for being transmitted in the hot blast that hot-air channel 20 produces by air feed passage 12 in oven dry space 5, because non-uniform temperature at the each several part of air feed passage 12, cause producing the oven dry deviation in the inside in oven dry space 5, when situation is serious, also can produce the problem that washings is damaged.
As shown in Figure 3, according to the Temperature Distribution result that the A-A ｀ line incision air feed passage 12 of Fig. 1 is measured, the temperature at the two ends, inside of air feed passage 12 is higher relatively than the temperature of the central authorities of air feed passage 12 inside.This is because the suction shutter 12v that forms by the central authorities along the front of air feed passage 12 and the back side has sucked the relative low air of temperature to inside.Because the hot blast temperature that is flowing in air feed passage 12 inner two ends forms high relatively temperature, has increased the heat release loss,, then can reduce the oven dry performance if be that benchmark is controlled with the part of supplying high temperature hot blast in oven dry space 5.
Summary of the invention
Technical problem to be solved by this invention provides and a kind of air feed passage by dryer formed evenly to the hot blast temperature of the inside in oven dry space supply, the air feed passage of the dryer of supplying to the inside in oven dry space.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of air feed passage of dryer, comprise channel body, front suction portion, back suction portion, channel body is formed with the stream that air is flowed, the inlet portion and the hot-air channel of channel body are connected, and the export department of channel body is connected with cylinder inside; Front suction portion is formed on the front of channel body, and the front by channel body can suck air outside in stream; Back suction portion is formed on the opposing face that is formed with front suction portion, can suck air outside by back suction portion in stream; Front suction portion is made of central suction inlet and end suction inlet; Central authorities' suction inlet is formed on the front central authorities of channel body; The end suction inlet is formed on the two ends, front of channel body; Central suction inlet and end suction inlet alternately are arranged on the front of channel body.
Described back suction portion compares more close inlet portion with the front suction portion of channel body, and suction portion in back sucks the extraneous air of relatively small amount.
The two sides of described channel body are formed with side suction portion, can suck air outside by side suction portion in stream.
The air feed passage of dryer of the present invention can be brought following effect: by the air feed passage of dryer of the present invention, can make to be supplied to the air themperature of oven dry interior volume evenly whole.Prevent that the inside in the oven dry space from producing the oven dry deviation of washings, improved the oven dry performance.Particularly, drying course can be correctly controlled, the oven dry performance that has configured can be brought into play owing to can keep hot blast temperature according to the Back ground Information that is used to control drying course.In addition owing to, can keep proper temperature by in the stream of air feed passage inside, the relative low air with the temperature that sucks from the outside of hot blast that flows being mixed, reduced because of with the heat loss of external temperature difference, improved the thermal efficiency of dryer.
Description of drawings
Fig. 1 is the exploded perspective view of the primary structure of prior art dryer.
Fig. 2 is the air feed passage of prior art and the profile of peripheral structure.
Fig. 3 is the Temperature Distribution coordinate diagram of hot blast on the A-A ｀ section of Fig. 1.
Fig. 4 is the structural perspective of air feed passage of the dryer of the embodiment of the invention.
Fig. 5 is the structure side profile of the embodiment of the invention.
Among the figure, 30: air feed passage; 31: channel body; 31f: front; 31s: side; 31r: the back side; 32: stream; 33: inlet portion; 34: export department; 40: front suction portion; 42: central suction inlet; 43,43 ｀: end suction inlet; 50: side suction portion; 60: back suction portion.
The specific embodiment
Be described in further detail below in conjunction with the air feed passage of the drawings and specific embodiments dryer of the present invention:
As shown in Figure 4, the channel body 31 of air feed passage 30 of the present invention is generally formed by metal material, and the pars intermedia of channel body 31 forms with flat quadrangular barrel shape, and the end face of channel body 31 is square shapes.The front 31f of channel body 31 forms the plane with certain area, and the rearward end of front 31f and cylinder vis-a-vis; The width of channel body 31 side faces at both ends 31s is narrower than the width of front 31f.In addition, form the plane that has with the corresponding width of front 31f with the back side 31r of front 31f opposing face.The upper end of side 31s and 31r forms certain arc towards the place ahead of front 31f.
The inside of channel body 31 is formed with the stream 32 that air flows.Flow at the hot blast that the hot blast feeding passage transmits in the oven dry space of cylinder by stream 32.
One end of channel body 31 is formed with inlet portion 33, and inlet portion 33 is connected with hot blast feeding passage from hot blast to the inside of stream 32 that supply.In order successfully to supply hot blast from the hot blast feeding passage, inlet portion 33 has and the corresponding shape of the outlet of hot blast feeding passage.In the present embodiment, the lower end of the front 31f of channel body 31 forms with drum.
In addition, the front 31f of channel body 31 upper end is formed with export department 34.Export department 34 is the parts of supplying to cylinder inside by the hot blast behind the stream 32.Export department 34 forms with a plurality of through holes, and the washings that can prevent cylinder inside is to stream 32 adverse currents.
On the one hand, be formed with front suction portion 40 on the front 31f of channel body 31.Front suction inlet 40 bottom of 31f in front forms certain interval towards the upper end.Front suction portion 40 is by end suction inlet 43,43 ｀ and central suction inlet 42.End suction inlet 43,43 is formed on the two end portions that is equivalent to front 31f; Central authorities' suction inlet 42 is formed on the middle body that is equivalent to front 31f.End suction inlet 43,43 ｀ and central suction inlet 42 alternately form.
By the mid portion supply air outside of central suction inlet 42, by the two end portions supply air outside of suction inlet 43,43 ｀ in end to stream 32 to stream 32.End suction inlet 43,43 ｀ and central suction inlet 42 are by constituting by the shutter 45 that forms respectively on the 31f in front.The leading section of shutter 45 can form towards the inner inclination of stream 32 ground, or the leading section of shutter 45 protrudes towards the place ahead of front 31f and is formed obliquely.
Be formed with side suction portion 50 on the side 31s of channel body 31, side suction portion 50 forms certain interval in the lower end of side 31s towards the upper end.The effect of side suction portion 50 is to the both ends of stream 31 supply air outside.Side suction portion 50 constitutes by the shutter that forms.All be formed with side suction portion 50 on the two ends of channel body 31.
As shown in Figure 5, be formed with back suction portion 60 on the back side 31r of channel body 31.Back suction portion 62 forms certain interval of back side 31r.Compare with front suction portion 40, back suction portion 60 is formed on the position near suction portion 33.In addition, back suction portion 60 is formed into the beginning part that forms front suction portion 40, by back suction portion 60 amount of air drawn than lacking relatively by front suction portion 40 amount of air drawn.Back suction portion 60 also has central authorities and the two ends that correspond respectively to back side 31r, forms the structure identical with front suction portion 40.
Below, the effect of the air feed passage of dryer of the present invention with said structure is elaborated:
At first, dropping into to have needs the cylinder of oven dry washings to be rotated, and exhaust blower carries out work simultaneously, discharges the air of cylinder inside to the outside.By the work of exhaust blower, supply hot blast to the inside of cylinder through air feed passage 30.That is to say,, supply to stream 32 by the inlet portion 33 of channel body 31 at the hot blast that hot-air channel forms.There is the inside of the stream 32 of hot blast to suck the outside low relatively air of temperature by front suction portion 40, side suction portion 50 and back suction portion 60 to flowing.
The inhaled air effect is the proper temperature that the adjustment one-tenth of hot blast can be carried out the oven dry effect in the oven dry space.That is to say, the adjustment Cheng Buhui of hot blast is caused the temperature of damage to the washings of drying.At this moment, the vertical direction integral body that can flow to the hot blast of stream 32 by front suction portion 40 is supplied extraneous air equably.That is to say,, supply air to the both ends of stream 32 by end suction inlet 43,43 ｀ by the middle body supply air of central suction inlet 42 to stream 32.In addition, by side suction portion 50 to the low relatively extraneous air of the two ends of stream 32 supply temperature.In addition, by the back suction portion 60 also low relatively extraneous air of supply temperature in stream 32, back suction portion 60 air supplied amounts compare front suction portion 40 and side suction portion 50 air supplied amounts are few.
In sum, in the present invention, by can in the stream 32 of channel body 31, will the hot blast of uniform temperature being supplied to the inside in oven dry space by export department's 30 integral body from the hot blast of hot-air channel supply and the air feed passage 30 that flows and form by front suction portion 40, side suction portion 50 and the 60 inhaled airs mixing of back suction portion of channel body 31.
Though embodiments of the invention are had been described in detail, in the technical field of the invention, have the personnel of general knowledge, in basic fundamental thought range of the present invention, a lot of distortion can be proposed.Basic fundamental thought of the present invention is embodied in the patent request scope, and all differences point in the equal with it scope all should be interpreted as belonging in the scope of the present invention.
Claims (3)
1, a kind of air feed passage of dryer, comprise channel body, front suction portion, back suction portion, channel body is formed with the stream that air is flowed, the inlet portion and the hot-air channel of channel body are connected, the export department of channel body is connected with cylinder inside, front suction portion is formed on the front of channel body, front by channel body can suck air outside in stream, back suction portion is formed on the opposing face that is formed with front suction portion, can in stream, suck air outside by back suction portion, it is characterized in that front suction portion (40) is by central suction inlet (42) and end suction inlet (43,43 ') constitute, central authorities' suction inlets (42) are formed on the front central authorities of channel body (31), end suction inlet (43,43 ') be formed on the two ends, front of channel body (31), central suction inlet and end suction inlet (43,43 ') alternately are arranged on the front of channel body (31).
2, the air feed passage of dryer according to claim 1 is characterized in that back suction portion (60) compares more close inlet portion with the front suction portion (40) of channel body (31), and back suction portion (60) sucks the extraneous air of relatively small amount.
3, the air feed passage of dryer according to claim 1 and 2 is characterized in that the two sides of channel body (31) are formed with side suction portion (50), can suck air outside by side suction portion (50) in stream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021581436A CN1316221C (en) | 2002-12-25 | 2002-12-25 | Air channel of drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021581436A CN1316221C (en) | 2002-12-25 | 2002-12-25 | Air channel of drier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1510368A CN1510368A (en) | 2004-07-07 |
| CN1316221C true CN1316221C (en) | 2007-05-16 |
Family
ID=34236868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021581436A Expired - Fee Related CN1316221C (en) | 2002-12-25 | 2002-12-25 | Air channel of drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1316221C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102604935B1 (en) * | 2018-12-04 | 2023-11-22 | 엘지전자 주식회사 | Dryer for bed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0859035A (en) * | 1994-08-19 | 1996-03-05 | Furukawa Electric Co Ltd:The | Continuous supply device for belt-shaped material |
| JPH11319397A (en) * | 1998-05-19 | 1999-11-24 | Matsushita Electric Ind Co Ltd | Gas clothes dryer |
| EP0971191A2 (en) * | 1998-07-09 | 2000-01-12 | H. Krantz Textiltechnik Gmbh | Process and apparatus for heating goods by a heated gas |
| CN2379764Y (en) * | 1999-06-01 | 2000-05-24 | 诚鸿机械有限公司 | Wind blowing tube of nozzle jetting drying machine |
| CN1303969A (en) * | 1999-10-01 | 2001-07-18 | 日星机械工业株式会社 | Hot air drying system |
-
2002
- 2002-12-25 CN CNB021581436A patent/CN1316221C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0859035A (en) * | 1994-08-19 | 1996-03-05 | Furukawa Electric Co Ltd:The | Continuous supply device for belt-shaped material |
| JPH11319397A (en) * | 1998-05-19 | 1999-11-24 | Matsushita Electric Ind Co Ltd | Gas clothes dryer |
| EP0971191A2 (en) * | 1998-07-09 | 2000-01-12 | H. Krantz Textiltechnik Gmbh | Process and apparatus for heating goods by a heated gas |
| CN2379764Y (en) * | 1999-06-01 | 2000-05-24 | 诚鸿机械有限公司 | Wind blowing tube of nozzle jetting drying machine |
| CN1303969A (en) * | 1999-10-01 | 2001-07-18 | 日星机械工业株式会社 | Hot air drying system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1510368A (en) | 2004-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070516 Termination date: 20111225 |