JPH08117714A - Cleaning device for inside of air current circulation path in air current type treating machine - Google Patents

Abstract

PURPOSE: To prevent generation of a color stain in the following lot caused by adhesion of fuzz and dye or the like by spraying cleaning liquid through a spray nozzle to clean the inside of a residence tank and also spraying and supplying cleaning liquid to a header pipe to clean the inside of an air current circulation path. CONSTITUTION: A header pipe 14c is provided in a part of an air current circulation path 14. Pipelines 14d, 14e for circulating air current are derived from the gaseous phase zone of a residence tank 6, communicated and connected with the header pipe 14c. A pipeline 9c for spraying treating liquid is branched from a circulation path 9 of treating liquid and connected to the end part of the upstream side in the direction of air current circulation of the header pipe 14c. A spray nozzle 23 for cleaning is fitted to the terminal of the pipeline 9c. In the case of cleaning a treating tank 1, both a blower 16 of the air current circulation path 14 and a pump 10 of the circulation path 9 of treating liquid are operated. Cleaning liquid is sprayed in the axial direction toward the downstream side in the direction of air current circulation of the header pipe 14c from the spray nozzle 23 for cleaning of the end part of the upstream side in the direction of air current circulation of the header pipe 14c. The inside of the air current circulation path 14 is cleaned.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cleaning device for an air flow circulation path in an air flow type processing machine for rope-like fiber products such as long fabrics.

[0002]

2. Description of the Related Art Conventionally, there has been known a technique of performing dyeing and other treatments while circulating a rope-shaped fiber product by an air stream (air or an inert gas) (see Japanese Patent Laid-Open No. 6-73658).

In the above technique, a treatment liquid such as a dyeing liquid is mixed and supplied in a mist state in an air stream for circulating a rope-shaped fiber product in a treatment tank, and the gas-liquid mixed fluid is jetted to the fiber product to produce the fiber product. The dye and the like are subjected to a synergistic diffusing reaction with the liquid held by, to fix the dye and the like as uniformly as possible, and these treatments can be performed without tension and at a low bath ratio.

[0004]

In the above-mentioned prior art, during operation of the machine, the fluff generated from the textile product is removed by the filter installed in the airflow circulation path, and after the operation is completed, the inside of the treatment tank is washed. However, in the air circulation circuit piping (suction-discharge piping) system, fluff, dye residue, etc. remaining on the piping system of the air circulation circuit are accumulated, and adhere to the textile product during the processing of the next lot and become dirty. Becomes a problem.

An object of the present invention is to solve the above-mentioned problems of the prior art, and to prevent fluff, dye or the like from adhering to cause color stains in the next lot. In order to provide a cleaning device in the air circulation circuit in.

[0006]

In order to achieve the above object, the apparatus of the present invention comprises a header section containing a drive reel, a processing fluid injection section connected to the header section, and a storage tank from the injection section. A circulation processing passage for a rope-shaped fiber product formed by a transfer pipe connected to an inlet side and a retention tank having an inlet side connected to the transfer pipe and an outlet side connected to the header portion, and a gas phase of the retention tank Airflow circulation path from the area to the processing fluid injection section via the filter, blower, heat exchanger and gas-liquid mixing section, and processing from the bottom of the retention tank to the gas-liquid mixing section via the pump and heat exchanger In an air flow type processing machine comprising a liquid circulation path, the gas-liquid mixed fluid generated in the gas-liquid mixing section is jetted and supplied from the processing fluid jetting section to the rope-shaped fiber product, in the gas phase region of the retention tank. From blower inlet A header pipe installed in a part of an airflow circulation path to reach, a plurality of airflow circulation pipes connected to the header pipe from a plurality of locations in a gas phase region of the retention tank, and a heat exchanger of the treatment liquid circulation path A plurality of branching branches from between the gas-liquid mixing section and the vicinity of the suction port of the airflow circulation pipe in the gas phase region of the retention tank and the upstream end of the header pipe in the airflow circulation direction through a spray nozzle. In the cleaning process, the cleaning liquid is sprayed through the spray nozzle to clean the inside of the retention tank and the header pipe is also supplied with the cleaning liquid to clean the inside of the airflow circulation path. To do.

[0007]

According to the present invention, during cleaning of the processing tank, the cleaning liquid is atomized from the upstream end of the header pipe provided in the airflow circulation path and the suction port of the airflow circulation pipe in the gas phase region of the retention tank. As a result, the cleaning liquid is sucked into the air flow in a mist state, mixed and circulated, and thereby the inside of the air flow circulation path is cleaned, so that fluff and dye stains can be easily cleaned.

[0008]

FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention, in which 1 is a processing tank, a header portion 3 containing a drive reel 2, a processing fluid ejecting portion 4, a transfer pipe 5, The end portion is connected to the inlet side 6a, and the retention tank 6 is connected to the header portion 3 via the intermediate portion 6b and the outlet side 6c. The bottom of the intermediate portion 6b is a double bottom having the porous nest plate 7 so that the treatment liquid dropped from the textile 20 can be separated. Reference numeral 9 is a treatment liquid circulation passage, which constitutes a passage through the pump 10, the heat exchanger 11, and the flow meter 12 to reach the treatment fluid injection unit 4. A treatment liquid preparation tank 13 in which dyes, auxiliaries and the like are prepared in advance is provided on the way. 14 is an airflow circulation path, which is sucked out from a plurality of locations in the gas phase region of the retention tank 6,
An airflow circulation path is formed through the filter 15, the blower 16, and the heat exchanger 17 to the processing fluid injection unit 4.
Reference numeral 18 is a gas-liquid mixing section for generating a gas-liquid mixed fluid.

Reference numerals 21, 22 and 23 denote cleaning spray nozzles for the treatment tank 1 and the airflow circulation passage 14, and the airflow circulation passage 14 is installed in the treatment tank 1 at a plurality of locations in the vapor phase region of the retention tank 6. Of the header pipe 14c of the airflow circulation path 14 in the vicinity of the airflow suction ports 14a, 14b of the header pipe 14c. Processing liquid spraying pipes 9a, 9b, 9c branched from the circulation path 9 are connected. Opening valves 24a, 24b, 24c are installed in the processing liquid spraying pipes 9a, 9b, 9c, respectively. The on-off valves 24a, 24b, 24c can be opened or closed manually or automatically.

In the processing of the textile product 20 by the airflow type processing machine, the blower 16 is operated to suck the gas in the retention tank 6 from the airflow suction ports 14a and 14b of the airflow circulation path 14, and the filter 15 causes fluff or the like. Is filtered off and blower 1
6 through the heat exchanger 17 and the gas-liquid mixing section 18 together with the processing liquid from the processing fluid injection section 4 into the transfer pipe 5 of the textile 20. In parallel with this, the pump 10 of the treatment liquid circulation passage 9 is operated, the treatment liquid is drawn out from the liquid reservoir 8 at the bottom of the retention tank 6, and the pump 1
0 to reach the heat exchanger 11, and is mixed into the air flow through the gas-liquid mixing section 18 in a mist form to form a gas-liquid mixed fluid from the processing fluid injection section 4 to the transfer pipe 5 for the textile product 20. The treatment liquid is sprayed into the textile product 20 and permeates the textile product 20. Textile products 2
0 is transferred as a gas-liquid mixed fluid in the transfer pipe 5 by the air flow jetted from the processing fluid jetting unit 4, and coupled with the sliding action due to its own weight, from the inlet side 6a of the retention tank 6 to the intermediate portion 6
It reaches b and is sufficiently retained in the intermediate portion 6b and is processed in a relaxed state. Then, from the intermediate portion 6b to the outlet side 6
C is pushed out to the header portion 3 by the drive reel 2, reaches the processing fluid ejecting portion 4, and the above operation is performed again.

The cleaning of the processing tank 1 is performed by supplying the cleaning liquid from the processing liquid preparation tank 13 and operating the pump 10 to move the gas-liquid mixing section 18 through the processing fluid injection section 4 to the upper part and the inside of the processing tank 1. The cleaning liquid is jetted and supplied to the inside of the pipe 5 and the header portion 3 for cleaning, and at the same time, the processing liquid spraying pipes 9a, 9
cleaning spray nozzles 21, 22, via b and 9c,
The cleaning liquid is also sprayed and supplied from 23 for cleaning.

According to the present invention, a header pipe 14c is installed at a part of the airflow circulation path 14 as shown in an enlarged view in FIG.
Air flow circulation pipes 14d and 14e derived from a plurality of gas phase regions of the retention tank 6 are connected to a header pipe 14c so as to communicate with the header pipe 14c at an upstream end in the air flow circulation direction from the treatment liquid circulation passage 9. The branched processing liquid spraying pipe 9c is connected, the cleaning spray nozzle 23 is attached to the end of this spraying pipe 9c, the blower 16 of the airflow circulation path 14 is operated during cleaning of the processing tank 1, and the processing liquid is Circuit 9
Of the spray pipe 23 for cleaning the upstream end of the header pipe 14c in the air flow circulation direction by operating the pump 10 of FIG.
The cleaning liquid is sprayed in the axial direction toward the downstream side of the header pipe 14c in the airflow circulation direction to clean the inside of the airflow circulation path 14.

In the above embodiment, the spray pipes 9a, 9b,
Although the adjusting means for the branched supply amount of the processing liquid or the like to 9c is omitted, it is of course possible to install such adjusting means.

[0014]

According to the present invention, at the time of cleaning the processing tank, the airflow is connected to the upstream end of the header pipe in the airflow circulation direction and the gas phase region of the retention tank in the piping system of the airflow circulation path. Since the cleaning liquid is sprayed in the form of mist from the vicinity of the suction port of the circulation pipe, the cleaning liquid can be sucked into the air flow in a mist state and mixed in to be circulated. It can be washed thoroughly, and stains due to fluff, stains, etc. can be eliminated.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention.

FIG. 2 is an enlarged view of a main part of the present invention.

[Explanation of symbols]

 1 Processing Tank 2 Drive Reel 3 Header Section 4 Processing Fluid Injection Section 5 Transfer Pipe 6 Retention Tank 7 Porous Nest Plate 8 Liquid Reservoir 9 Processing Liquid Circulation Path 9a, 9b, 9c Processing Liquid Spray Pipe 10 Pump 11 Heat Exchanger 13 Treatment Liquid Preparation Tank 14 Air Flow Circulation Path 14a, 14b Air Flow Suction Port 14c Header Pipe 14d, 14e Air Flow Circulation Pipe 15 Filter 16 Blower 17 Heat Exchanger 18 Gas-Liquid Mixing Section 20 Textile Products 21, 22, 23 Cleaning Spray Nozzle

Claims (1)

[Claims] 1. A header part containing a drive reel, a processing fluid injection part connected to the header part, a transfer pipe connected from the injection part to an inlet side of a retention tank, and an inlet side connected to the transfer pipe. , A circulation processing passage of the rope-shaped fiber product formed of a retention tank whose outlet side is connected to the header section, and a filter, a blower, a heat exchanger and a gas-liquid mixing section from the gas phase region of the retention tank. The gas-liquid generated in the gas-liquid mixing section includes an airflow circulation path reaching the processing fluid injection section, and a processing liquid circulation path reaching the gas-liquid mixing section from the bottom of the retention tank via a pump and a heat exchanger. In an air flow type processing machine in which a mixed fluid is jetted and supplied from the treatment fluid jetting section to a rope-shaped fiber product, a header installed in a part of an air flow circulation path from a gas phase region of the retention tank to a blower suction port. Pipe and before A plurality of gas flow circulation pipes connected to the header pipe from a plurality of locations in the gas phase region of the retention tank, branching from between the heat exchanger and the gas-liquid mixing section of the treatment liquid circulation path to the retention tank. In the cleaning step, the cleaning liquid is provided in the vicinity of the suction port of the gas flow circulation pipe in the gas phase region and a plurality of processing liquid spraying pipes connected to the upstream end of the header pipe in the air flow circulation direction through a spray nozzle. Inside the air flow circulation path in the air flow type processing machine, characterized in that the inside of the air flow circulation path is cleaned by spraying the liquid through the spray nozzle to wash the inside of the retention tank and also supplying the cleaning liquid to the header pipe. Cleaning equipment.