JPH04152955A - Drying method for fire fighting hose - Google Patents

Abstract

PURPOSE:To efficiently execute the drying by constituting the device of a dehumidifier and a drying box, supporting a fire fighting hose meanderingly in the drying box, and thereafter, supplying dry air dehumidified by the dehumidifier into the drying box. CONSTITUTION:A fire fighting hose 9 used for a fire is washed by a wasting device, wound round to a reel 12, and attached to a fitting base 13. Subsequently, by allowing a supporting frame 21 to ascend, the fire fighting hose 9 is allowed to pass through between rotary rollers 19-1-19-5, and its tip part is gripped by a hook provided on the wall part of a drying box 7. Next, the supporting frame 21 is allowed to descend and pinch rollers 20-1-20-5 attached thereto are pressed against the rotary rollers 19-1-19-5 and the fire fighting hose 9 is gripped between both the rollers. Thereafter, by driving a driving machine 16-1, a meandering part 9a of the fire fighting hose 9 is formed. Subsequently, by driving a driving machine 16-2, a meandering part 9b is formed, and in the same way meandering, parts 9c, 9d and 9e are formed. Next, when a booster fan 5 is driven, the open air sucked into a dehumidifier 1 is dehumidified and dried, supplied plied into a chamber in which the fire fighting hose 9 is contained, and exhausted from an exhaust port 10. In such a way, the fire fighting hose can be dried at a low temperature.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a method for drying a fire hose used for extinguishing a fire, in which the hose is cleaned, dried, and stored.

[Prior art]

Fire hoses used to extinguish fires have dirt, etc. attached to them, so they must be cleaned after use, dried, and stored, and prepared for the next use.

Conventionally, the surface of a fire hose was cleaned with a brush, and the cleaned fire hose was hung on a high place such as a steel tower and allowed to dry naturally, but this process took a long time. Therefore, the drying work was troublesome.

For this reason, Japanese Patent Application Laid-Open No. 80-1138 proposed that the fire hose be housed in a box and forced dry by blowing hot air.
No. 68 and Patent Publication No. 56-501273.

(Problem to be Solved by the Invention) However, the method of drying fire hoses described above has a problem because it uses hot air. Namely, fire hoses usually have a lining made of rubber or the like inside, so if they are heated, There is a problem of deterioration and reduced durability.Therefore, even if hot air is used, the temperature is at most 70°C.
Therefore, it takes a considerable amount of time to sufficiently dry the fire hose.

[Means to solve the problem]

The present invention has been made in order to solve the above-mentioned problems of the conventional art. It is an object of the present invention to provide a method for drying a fire hose in which dehumidified dry air is supplied into the drying box.

Unlike the conventional method of heating and drying the fire hose itself, the present invention evaporates the water contained in the fire hose by drying the air supplied into the drying box, that is, the air surrounding the fire hose. be.

Preferably, good results can be obtained even if the dry air dehumidified by the dehumidifier is heated to a temperature slightly higher than the outside temperature by 10 to 20° C. and is supplied into the drying box.

[Function] By doing this, the moisture present on the surface of the fire hose is removed by dry air.

〔Example〕

An embodiment of the method for drying a fire hose according to the present invention will be described below with reference to FIGS. 1 to 5.

FIG. 1 shows a schematic side view of a device used to carry out the method of drying a fire hose according to the present invention, in which 1 is a dehumidifier containing a moisture absorbent such as silica gel; An intake port 2 for outside air is provided at the bottom of the machine 1, and a discharge port 4 having a damper 3 is provided at the top thereof, and the outside air is supplied to the bottom of the drying box 7 via a booster fan 5 and a supply pipe 6. A punching metal 8 is provided in the lower part of the drying box 7, and a fire hose 9 is meanderingly supported in the upper part of the punching metal 8, and a discharge port 10 is provided in the upper part.

Specifically, as shown in FIGS. 2 and 3, the drying box 7 is provided with a mounting base 13 on the lower part of the box body 11 on which a reel 12 for winding the fire hose 9 is removably attached. reel 1 by motor 14 and chain 15.
2 can be rotated. Although five mounting stands 13 are provided in the illustrated example, this number can be increased or decreased as necessary.

A driving chamber 17 is provided in the ceiling of the drying box 7, and driving machines 16-1 to 16-5 are housed inside the driving chamber 17.

Each of these driving machines 16-1 to 16-5 is connected to rotating rollers 19-1 to 19-5 by a chain 18. Further, 20-1 to 20-5 are pinch rollers attached to the support frame 21, which move up and down by raising and lowering the support frame 21, and each rotary roller 1 at the lower position.
It contacts (pinch) 9-1 to 19-5. Note that 22 is a support spring for the support frame 21, and the pinching force can be adjusted by the elastic force of this spring. Reference numeral 23 denotes a hose connection fitting, which is detachably supported by the mounting piece 24.

The apparatus having the above configuration is used as follows.

The fire hose 9 used in the fire is cleaned by a separately provided cleaning device, wound around a reel 12, and then wrapped around the reel 12.
2 to the mounting base 13. Next, the support frame 21 is raised and the fire hose 9 is passed between the rotating rollers 19-1 to 19-5, and its tip is gripped by a hook 24 provided on the wall of the drying box 7. Next, the support frame 21 is lowered and the pinch rollers 20-1 to 20- attached to it are lowered.
5 is pressed against the rotating rollers 19-1 to 19-5, and the fire hose 9 is gripped (pinch) between both rollers.

First, the driver 16-1 is driven to form the first meandering portion 9a of the fire hose 9. Of course, at this time the drive unit 16
-2 to 16-5 are simultaneously driven, and rotating rollers 19-2 to 19-2 are driven simultaneously.
Fire hose 9 is sent out by 19-5.

When the first meandering portion 9a is formed in this manner, the driving machine 16-1 is stopped and, if necessary, a stopper is applied to the rotating roller 19-1 and the pinch roller 20-1.

Next, the driver 16-2 is driven to form the second meandering portion 9b. In this way, the third meandering section 9c, the fourth meandering section 9d, and the fifth meandering section 9e are formed.

After the fire hose 9 is meanderingly supported in the drying box 11 in this way, when the booster fan 5 is driven, the outside air sucked into the dehumidifier 1 from the intake port is dehumidified and dried there. That is, moisture contained in the outside air is absorbed by the moisture absorbent and dried.

The degree of this dryness can be selected in various ways, but in winter it is 0.
5g/kg, the absolute humidity becomes 18g/kg or less in summer, the temperature is raised by about 10 to 20°C, and this is supplied to the lower part of the drying box 11. The flow is then rectified by a punching metal 8 provided at the bottom of the drying box 11 and supplied into the room where the fire hose 9 is stored. After removing moisture from the surface of the fire hose 9, it is discharged from the discharge port 10. Ru.

The moisture absorbed by the moisture absorbent in the dehumidifier 1 is heated and evaporated by the built-in heater, and is released from the discharge port 4 by opening the damper 3.

4 and 5 show other embodiments of the drying box 7. FIG.

In this embodiment, the upper part of the box body 30 has a hose population of 3.
1 is provided with a hose outlet 32 at its lower part, and inside thereof a wire conveyor 33 is wound around a roller 34 and supported by a support roller 35. Note that this wire conveyor 33 is configured in a messini shape and is provided with a guide 36.

A plurality of the wire conveyors 33 are arranged vertically at alternate positions so as to communicate with each other at their ends, and a communication path 37 is formed at each end. 38 is a guide for forming the communication path 37;
A motor drives the roller 34, and a motor 40 supplies the fire hose 9.

In the drying box 7 configured as described above, the fire hose 9 is supplied from the hose pipe 31 onto the wire conveyor 33 by driving the motor 40, and is transported by the wire pipe 33 in a meandering state as shown by the arrow. It is dried by the dry air supplied from the dryer port 41 by the dehumidifier 1 until it is taken out from the lower hose outlet 32.

〔Effect of the invention〕

The present invention comprises a dehumidifier and a drying box, and after a fire hose is supported in a meandering manner within the drying box, dry air dehumidified by the dehumidifier is supplied into the drying box. The following effects can be achieved.

Dry air that has been dehumidified and dried by a dehumidifier is supplied into the drying box, and water is removed from the fire hose that is supported in a meandering manner within the drying box, making it possible to dry the fire hose at a low temperature. .

Therefore, since the fire hose is not exposed to high temperatures unlike conventional hot air drying, there is an effect that the fire hose will not deteriorate and lose its durability.

[Brief explanation of drawings]

The figure shows an embodiment of a drying device used to carry out the method of drying a fire hose according to the present invention,
Fig. 1 is a schematic side view, Fig. 2 is a side view of the drying box, Fig. 3 is a view taken along arrow A-A in Fig. 2, Fig. 4 is a side view of another embodiment of the drying box, and Fig. 5 is a side view of the drying box. The figure is a view taken along the line B-B in FIG. 4. 1... Dehumidifier, 7... Drying box, 9... Fire hose, 11... Box body, 12... Reel, 13... Mounting stand, 16-1 to 16-5...・Driver, 19-1 to 19
-5... Rotating roller, 20-1 to 20-5... Pinch roller, 21... Support frame, 31... Hose inlet,
32...Hose outlet, 33...Wire conveyor.

Claims (1)

[Claims] A firefighting device comprising a dehumidifier and a drying box, wherein a fire hose is supported in a meandering manner inside the drying box, and then dry air dehumidified by the dehumidifier is supplied into the drying box. How to dry a hose.