JPH0623912Y2 - Mobile fabric dryer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a mobile dryer for a cloth, and is used to supplement the drying capacity of an existing dryer for drying a long cloth. It

(Prior Art) In a dyeing process from scouring, bleaching to dyeing, printing and finishing of a long fabric, the fabric is wetted with water or another treatment liquid,
This is dried many times, and as a device for the above-mentioned drying, one that radiates infrared rays on both the front and back sides of the cloth running in the expanded state, one that allows the cloth to pass through the high temperature chamber, and the front and back of the expanded cloth Known are ones that blow hot air on both sides, ones that wind a cloth around a heating cylinder and transfer it.

(Problems to be solved by the invention) All of the conventional dryers are fixed on the floor of the factory and cannot be moved, and their drying capacity is determined by the design. When the running fabric changes from thin to thick due to the change of the lot when the fabrics are connected in sequence and alternately pass through various kinds of wetting process and drying process, in order to avoid insufficient drying in the previous process of drying the thick fabric. However, there has been a problem that the traveling speed of the thin cloth in the subsequent step must be reduced.

The present invention provides a mobile drying device for a cloth, which can supplement the drying capacity of an existing drying device that causes insufficient drying, if necessary.

(Means for Solving Problems) Horizontal ducts are vertically projected in two steps on one side of the vertical duct, and a hot air circulation fan is provided on the lower side of the vertical duct. Open the air outlet and the suction port respectively, and inside the vertical duct and the horizontal duct, the hot air blowing fan from the blow side of the circulation fan to the blow port of the horizontal duct and the hot air circulation fan from the suction port of the horizontal duct. A hot air intake side duct reaching the blow side of the air duct, and a heater for air heating is provided in the hot air blow side duct inside the vertical duct, and the air heated by the heater is blown out from the outlet of the horizontal duct, A hot air circulation path is formed which circulates the hot air that is blown out from the suction port and is circulated to the heater, and is composed of a vertical duct, two upper and lower horizontal ducts, and a hot air circulation fan. A character-shaped drying device is provided on a movable carriage in an open state in which the cloth can be introduced from the free end side between the upper and lower horizontal ducts.

(Operation) Since one end of the upper and lower horizontal ducts is fixed to the vertical duct and the other end is a free end, the running fabric in the horizontal direction is inserted between the upper and lower horizontal ducts from the above free end. can do. That is, the carriage is moved to the front or the rear of the existing drying device, the cloth horizontally running in front of or behind the drying device is sandwiched between the upper and lower horizontal ducts, and the upper and lower horizontal ducts face the upper and lower ends of the cloth. The fabric can be auxiliary dried by blowing hot air into the shape. The hot air supplied for drying is reheated by the heater from the suction port through the horizontal duct and the vertical duct, and is sent to the horizontal duct again by the hot air circulating fan.

(Embodiment) In FIG. 1, a U-shaped drying device 4 is provided by means of pillars 3 at four corners on a dolly 2 which is movably formed by wheels 1.
Is fixed. The drying device 4 is composed of a vertical duct 5 and horizontal ducts 6 and 7 arranged in two stages above and below, and inside thereof, as shown in FIG. Upper main duct 8a branched from 8 up and down
And a lower main duct 8b, and five upper outlet ducts 9 and lower outlet ducts 10 which are horizontally branched from the upper main duct 8a and the lower main duct 8b and extend along opposite portions of the horizontal ducts 6 and 7, respectively. The upper air outlet duct 9 and the lower air outlet duct 10 face each other (see FIGS. 1 and 3), and the hot air outlet slit (air outlet) 9a and the lower air outlet common to the upper air outlet duct 9 and the horizontal duct 6 are provided. Outlet duct 10 and horizontal duct 7
Common hot air outlet slits (air outlets) 10a are respectively opened, and the upper and lower horizontal ducts 6 and 7 face each other between the upper outlet ducts 9 and 9 and the lower outlet ducts 10 and 10, respectively, for hot air suction. A large number of small holes (suction ports) 6a and 7a are opened. The blow-out side of the hot-air circulation fan 11 is connected to the lower end of the main duct 8, and the suction side thereof is connected to the lower end extension 5 a of the vertical duct 5 to the connecting duct 1.
3 via the suction port 6a of the upper horizontal duct 6 between the inner surface of the upper horizontal duct 6 and the outer surface of the upper outlet duct 9 or from the suction port 7a of the lower horizontal duct 7 to the inner surface of the lower horizontal duct 7. Lower outlet duct 10
A suction side duct is formed that passes between the outer surface and the inner surface of the vertical duct 5 and the outer surface of the main duct 8 and reaches the hot air circulation fan 11 through the lower end extension 5a and the connecting duct 13. A heater 12 for heating air is attached to a part of the suction side duct, that is, in the vertical duct 5 on the side of the main duct 8. Therefore, the air heated by the heater 12 is not applied to the lower end extension of the vertical duct 5.
5a, connecting duct 13, fan 11, main duct 8, and upper and lower main ducts 8a, 8b are sent to upper and lower blow ducts 9, 10 and blown as hot air from vertically opposed slits 9a, 10a. Is sucked into the upper and lower horizontal ducts 6 and 7 through the suction ports 6a and 7a, and is circulated to the heater 12 through the space between the inner surfaces of the horizontal ducts 6 and 7 and the outer surfaces of the blowout ducts 9 and 10. There is. That is, hot air circulation passages are formed in the vertical duct 5 and the upper and lower horizontal ducts 6 and 7. A drive pulley 11b is fixed to the shaft 11a of the fan 11, and the hot air distribution valve 1 is installed in the main duct 8.
4 and a damper 15 is provided in the connecting duct 13.

In the above structure, the cloth F which is spread and horizontally running is inserted between the upper and lower horizontal ducts 6 and 7, and the hot air is blown from the upper and lower slits (hot air outlets) 9a and 10a.
The fabric F is dried by spraying it on both sides of the fabric. The blown hot air flows along the front surface or the back surface of the fabric F in the length direction of the fabric F, and is sucked into the horizontal ducts 6 and 7 from the suction ports 6a and 7a before and after the blowout ports 9a and 10a and circulated. . In addition,
The amount of hot air sent to the partial blow duct 9 and the lower blow duct 10 is adjusted by the distribution valve 14 in the main duct 8, and the amount of hot air circulated to the suction side of the fan 11 is opened and closed by the damper 15 in the connection duct 13. Is adjusted by.

In the above-mentioned embodiment, the cloth F is transferred with a predetermined tension, but by expanding the space between the upper and lower horizontal ducts 6 and 7, a tenter rail (not shown) is provided between the horizontal ducts 6 and 7. It can be used for drying the fabric which is sandwiched between and is transported by the tenta chain.

FIG. 4 is for drying the fabric F in a relaxed state. Sprockets 20 are attached to the front, rear, left and right of the lower horizontal duct 7 by brackets (not shown), and these sprockets are attached. 20 is wrapped around the chains on both the left and right edges of the endless net conveyor 21, and a part of the net conveyor 21 is placed on the upper and lower horizontal ducts 6, 7.
The net conveyor 21 is driven at a predetermined speed through a gap. In this case, the trolley 2 is moved between the front and rear guide rollers 23, 24 provided in advance at the exit of the desired existing drying device, and the cloth is placed on the net conveyor 21 passing between the upper and lower horizontal ducts 6, 7. Put F on to dry.

The facing portions of the horizontal ducts 6 and 7 may be perforated plates or wire nets having a large number of small holes on the entire surface, and some of the small holes may be hot air outlets and the rest may be suction holes. Further, the hot air blowing surfaces of the blowing ducts 9 and 10 may be brought into close contact with the inner surfaces of the facing portions of the horizontal ducts 6 and 7, or a slight gap may be provided between them.

(Effect of the Invention) In this invention, the U-shaped drying device is provided on the trolley in an open state, and hot air is blown in opposite directions from the upper and lower horizontal ducts of the U-shaped drying device. , The cloth can be inserted between the upper and lower horizontal ducts from the free end side in the width direction and dried. That is, it is possible to bring a dolly closer to a fabric running horizontally and insert the fabric between upper and lower horizontal ducts to dry it. Therefore, the drying capacity of the existing drying device can be supplemented if necessary, and a reduction in the processing speed in the continuous process can be prevented when changing the lot. The horizontal duct is provided with a hot air outlet and a suction port to circulate the hot air in the U-shaped drying device, so that heat energy can be saved.

[Brief description of drawings]

FIG. 1 is a perspective view of an embodiment of the present invention, FIG. 2 is a vertical cut front view of the above embodiment, FIG. 3 is a sectional view taken along line III-III of FIG. 2, and FIG. 4 is of another embodiment. It is a vertical cutting side view. 2: trolley, 3: pillar, U-shaped drying device, 5: vertical duct, 6, 7: horizontal duct, 8, 8a, 8b, 9, 10: hot air blowing side duct, 9a, 10a: hot air Outlet, 6a, 7
a: suction port, 11: fan for circulating hot air, 12: heater for heating air.

Claims (1)

[Scope of utility model registration request] 1. A horizontal duct is provided on one side of a vertical duct so as to project vertically in two stages, a fan for circulating hot air is provided below the vertical duct, and hot air blow-out ports and suction ports are provided at opposite portions of the upper and lower horizontal ducts. To the inside of the above-mentioned vertical duct and horizontal duct, from the outlet side of the above-mentioned hot air circulation fan to the outlet of the horizontal duct From the inlet of the hot-air outlet side duct and horizontal duct to the suction side of the circulation fan A hot air intake side duct is provided side by side, and a heater for heating air is provided in the hot air intake side duct inside the vertical duct, and the air heated by the heater is blown out from the blowout port of the horizontal duct, and this blown hot air is blown out from the suction port. A hot air circulation path that sucks and circulates to the heater is formed, and a U-shaped drying device composed of these vertical ducts, upper and lower horizontal ducts, and a hot air circulation fan is installed. Rotatably mobile drying apparatus fabric introduction of the fabric from its free end between the horizontal duct of the upper and lower on the truck, characterized in that provided in the open state as possible.