CN2753770Y - Dyeing liquid heating device for dyeing machine - Google Patents

Abstract

The utility model discloses dyeing liquor heating device for a dyeing machine by means of heat conducting oil. The heating device comprises a heat exchanger and a dye vat, wherein the heat exchanger is composed of a cylindrical shell body, a pipe plate and a plurality of heat exchanging pipes. The utility model is characterized in that an oil boiler is arranged, an oil outlet of the oil boiler is communicated with an inlet of the cylindrical shell body of the heat exchanger via an oil pump, an oil inlet valve and an oil pipe, an outlet of the cylindrical shell body is communicated with an oil inlet of the oil boiler via an oil outlet valve and the oil pipe, and thus a closed circulating oil path is formed between the oil boiler and the cylindrical shell body. The heat conducting oil entering the cylindrical shell body is used for heating dyeing liquor flowing in the heat exchanging pipes. The dyeing liquor heating device for a dyeing machine saves energy, reduces using cost and prolongs the service life of equipment when used for heating the dyeing liquor.

Description

Dyeing liquid heating arrangement for dyeing machine

(1) technical field

The utility model relates to a kind of heater.Specifically, be the heater that the dyeing liquor that uses on the dyeing machine is heated with conduction oil.Be applicable to that dyeing heats dyeing liquor.

(2) background technology

At dyeing, being used for to the heater that dyeing liquor heats all is steam heater at present.This steam heater contains a heat exchanger, and this heat exchanger is made up of tubular shell, tube sheet and some heat exchanger tubes.Tubular shell two ends wherein have medium import and media outlet respectively.Said tube sheet and heat exchanger tube are in the tubular shell.Tube sheet wherein has two, and they leave spacing respectively and between the two ends of tubular shell inner chamber, around them all with the inwall sealing-in mutually of tubular shell, they top is processed with some through holes accordingly.Insert respectively in the respective through hole on two tube sheets at the heat exchanger tube two ends, and sealing-in mutually between the through hole on the end lateral surface that makes heat exchanger tube and the tube sheet, and the inner chamber of heat exchanger tube is connected with the medium import and the media outlet at tubular shell two ends.Import and outlet are arranged respectively on the barrel at tubular shell two ends, import wherein is connected with vapor source (such as the steam pipeline of power plant) by pipeline and cap relief valve, by the high-temperature vapour that enters in the tubular shell dyeing liquor of the heat exchanger tube inner chamber of flowing through is heated, realize coloration of textile materials.Though the employing steam heated also can realize the heating to dyeing liquor, has following problem:

The one and since in the heat exchanger tube to be heated the dyeing liquor temperature lower, and the temperature of steam is higher, steam and to be heated between dyeing liquor the temperature difference bigger.This big temperature difference can produce monkey wrench such as impact to equipment, thereby shortens the service life of equipment;

The 2nd, because the steam that enters tubular shell is after the heating of exchange heat pipe, directly the outlet from tubular shell is emitted in vain, can only disposablely use, and the utilization rate of heat low (having only about 35% usually) not only, and also serious to the waste of water resource;

The 3rd, waste energy, use cost is higher.As 1 ton of fabric is dyeed, adopt steam that dyeing liquor is heated, need 8 tons of steams.The market price according to 145 yuan of present steams per ton is calculated, and dying 1 ton of fabric needs 1160 yuan of steam expenses.

(3) utility model content

The technical problems to be solved in the utility model provides a kind of dyeing liquid heating arrangement for dyeing machine.Use this dyeing liquid heating arrangement for dyeing machine that dyeing liquor is heated, but not only energy savings, reduce use cost, also can prolong service life of equipment.

For solving the problems of the technologies described above, the utility model by the following technical solutions:

Dyeing liquid heating arrangement for dyeing machine of the present utility model comprises heat exchanger and dye vat.Said heat exchanger is made up of tubular shell, tube sheet and some heat exchanger tubes.Tubular shell wherein is horizontal layout, and its two ends have medium import and media outlet respectively.The liquid outlet of dye vat links to each other with the medium import with water pipe by water pump, and the inlet of dye vat joins by the media outlet of water pipe and tubular shell.Said tube sheet has two, the plate face of these two tube sheets is vertical with the longitudinal centre line of tubular shell, they leave spacing respectively and between the two ends of tubular shell inner chamber, around them all with the inwall sealing-in mutually of tubular shell, they top is processed with some through holes accordingly.Insert respectively in the respective through hole on two tube sheets at the heat exchanger tube two ends, and sealing-in mutually between the through hole on the end lateral surface that makes heat exchanger tube and the tube sheet, thereby the inner chamber of heat exchanger tube is connected with the medium import and the media outlet at tubular shell two ends.Import and outlet are arranged respectively on the barrel at tubular shell two ends, this import and the outlet all with two tube sheets between the tubular shell inner chamber be communicated with.Its design feature is also to be provided with thermo oil boiler, the oil-out of thermo oil boiler is connected with import on the tubular shell by oil pump, inlet valve and oil pipe, outlet on the tubular shell is connected with the oil-in of thermo oil boiler by delivery valve and oil pipe, thereby makes the circulating oil path that forms a closure between thermo oil boiler and tubular shell.Conduction oil is all arranged in thermo oil boiler and the tubular shell.

The utility model also comprises cooler, and the structure of this cooler is identical with heat exchanger with shape, and its media outlet links to each other with the medium import of heat exchanger, and its medium import is joined by the liquid outlet of water pump and water pipe and dye vat.Between the import of cooler and outlet cold water source is arranged, the entery and delivery port of this cold water source joins by the export and import of water pump and water pipe and cooler respectively, thereby makes the circulation waterway of a closure of formation between the tubular shell of cooler and cold water source.

Said inlet valve is a triple valve, and a valve port of this triple valve is communicated with the oil-in of thermo oil boiler by oil return pipe.

Adopt such scheme, have the following advantages:

Because dyeing liquid heating arrangement for dyeing machine of the present utility model contains thermo oil boiler, import on the tubular shell and outlet are connected with the oil-out and the oil-in of this thermo oil boiler respectively by oil pipe, thereby make the circulating oil path that forms a closure between thermo oil boiler and tubular shell.Adopt the medium dyeing liquor in the conduction oil exchange heat pipe to heat, make the dyeing liquor heating process in the heat exchanger tube slower, avoided high-temperature vapour in traditional steam heated process and low temperature to be heated the big temperature difference between dyeing liquor, thereby prolonged the service life of equipment the destructive factors such as impact that equipment produced.

Owing to constitute the circulating oil path of a closure between thermo oil boiler and tubular shell, utilize the conduction oil of circulation that the dyeing liquor in the heat exchanger tube of flowing through is heated again.In heating process, except that the heat transmission of equipment itself, do not have other loss again, and conduction oil is capable of circulation, use repeatedly, can loss, make its utilization rate near 100%, overcome and adopted the waste of steam heated water resource.

Again on the one hand,, adopt dyeing liquid heating arrangement for dyeing machine of the present utility model that dyeing liquor is heated, 1 ton of fabric is dyeed, only consume coal-fired 800kg through adjusting.According to 600 yuan of/ton calculating of existing market coal price, dye 1 ton of fabric and need heat 480 yuan of expenses, only be to adopt about 40% of 1160 yuan of heating of steam heated expense, not only saved the energy, also greatly reduce use cost.

(4) description of drawings

Accompanying drawing is a dyeing liquid heating arrangement for dyeing machine structural representation of the present utility model.

(5) specific embodiment

As shown in drawings, dyeing liquid heating arrangement for dyeing machine of the present utility model contains heat exchanger, thermo oil boiler 13 and dye vat 25, and heat exchanger wherein is made up of tubular shell 9, tube sheet 18 and some heat exchanger tubes 6.Tubular shell 9 wherein is horizontal layout, and the center at its two ends is processed with medium import 3 and media outlet 10 respectively.The inlet 26 of dye vat 25 is connected with the media outlet 10 of tubular shell 9 by water pipe 2.Said tube sheet 18 has two, the plate face of these two tube sheets is vertical with the longitudinal centre line of tubular shell 9, they leave spacing respectively and between the two ends of tubular shell 9 inner chambers, their surrounding welds together along all being closed with the inwall of tubular shell 9, their the top through hole that is processed with accordingly, insert respectively on two tube sheets 18 in the corresponding through hole accordingly at the two ends of some heat exchanger tubes 6, and will weld together between the lateral surface of heat exchanger tube 6 ends and the through hole on the corresponding tube sheet 18, thereby the inner chamber of some heat exchanger tubes 6 all is connected with the medium import 3 and the media outlet 10 at tubular shell 9 two ends.Also be provided with two deflectors 7 in the tubular shell 9 between two tube sheets 18, the shape of this two deflector is identical with the inner chamber cross section of tubular shell 9, one side at them is cut one respectively, makes them all have scarce limit, so that make tubular shell 9 intracavity inter-connections of deflector 7 both sides.Said two deflectors 7 go to upper and lower shape along the inner chamber of tubular shell 9 and alternately arrange, deflector 7 edges outside the deferrization limit all weld together with the inwall of tubular shell 9.Wherein, near the scarce limit of that piece deflector 7 of medium import 3 one sides in the bottom, then be in its top near the scarce limit of that piece deflector 7 of media outlet 10 1 sides.Be processed with some through holes on the deflector 7, the quantity of these some through holes equates that with heat exchanger tube 6 some heat exchanger tubes 6 penetrate one by one and are welded in these through holes in process.Be processed with import 17 and outlet 4 on the barrel at tubular shell 9 two ends respectively, import 17 wherein is near between the tube sheet 18 and corresponding deflector 7 of medium import 3 one sides, exports 4 and then is near between the tube sheet 18 and corresponding deflector 7 of media outlet 10 1 sides.

The oil-out 14 of said thermo oil boiler 13 is connected with import 17 on the tubular shell 9 by oil pump 15, inlet valve 16 and oil pipe, 4 of the outlets of tubular shell 9 are connected with the oil-in 12 of thermo oil boiler 13 by delivery valve 5 and oil pipe 8, thereby make the circulating oil path that forms a closure between the inner chamber of thermo oil boiler 13 and tubular shell 9.Inlet valve 16 wherein is a triple valve, and a valve port of this triple valve is connected with the oil-in 12 of thermo oil boiler 13 by oil return pipe 11.Fill and conduction oil in thermo oil boiler 13 and the tubular shell 9.During work, close that valve port that inlet valve 16 and oil return pipe 11 join, through the conduction oil after thermo oil boiler 13 heating, enter in the tubular shell 9 by means of the import 17 of oil pump 15, inlet valve 16 and oil pipe from tubular shell 9 one ends, water conservancy diversion through two deflectors 7, flow to outlet 4 places of tubular shell 9 other ends, reheat by being sent back in the thermo oil boiler 13 again, make conduction oil use repeatedly capable of circulation with outlet 4 delivery valves that are communicated with 5 and oil pipe 8.

In addition, in dyeing course, need carry out first intensification, back cooling, processing step such as intensification again to dyeing liquor according to technological requirement.For adapting to this needs, on dyeing liquid heating arrangement for dyeing machine of the present utility model, also be provided with cooler.The structure of this cooler is identical with heat exchanger with shape, two tube sheet 18-1 and deflector are also arranged in its tubular shell 20, be provided with filter screen 21 between its inlet 3-1 and corresponding tube sheet 18-1, its media outlet 10-1 links to each other with the medium import 3 of heat exchanger, and its medium import 3-1 joins by the liquid outlet 24 of water pump 23 and water pipe and dye vat 25.Be provided with cold water source 1 between the import 17-1 of cooler and the outlet 4-1, this cold water source is a water cooling pond, its entery and delivery port joins by the outlet 4-1 and the import 17-1 of water valve 19,22 and water pipe and cooler respectively, thereby makes tubular shell 20 and 1 circulation waterway that constitutes a closure of cold water source of cooler.In the equipment work process, when need are lowered the temperature to dyeing liquor, close earlier 13 of heat exchanger tubular shell 9 and thermo oil boilers into and out of fuel tap 16 and 5, and open inlet valve 16 and that valve port that oil return pipe 11 joins, the conduction oils in the heat exchanger tubular shell 9 are back in the thermo oil boiler 13.Open the water valve 19,22 of 1 of the tubular shell 20 of cooler and cold water source again, cold water will enter cooler, and the dyeing liquor in the heat exchanger tube 6-1 that flows through is lowered the temperature.

Claims (3)

1. dyeing liquid heating arrangement for dyeing machine comprises heat exchanger and dye vat (25); Said heat exchanger is made up of tubular shell (9), tube sheet (18) and some heat exchanger tubes (6); Tubular shell wherein (9) is horizontal layout, and its two ends have medium import (3) and media outlet (10) respectively; The liquid outlet (24) of dye vat (25) links to each other with medium import (3) with water pipe by water pump (23), and the inlet (26) of dye vat (25) joins by the media outlet (10) of water pipe (2) with tubular shell (9); Said tube sheet (18) has two, the plate face of these two tube sheets is vertical with the longitudinal centre line of tubular shell (9), they leave spacing respectively and between the two ends of tubular shell (9) inner chamber, around them all with the inwall sealing-in mutually of tubular shell (9), they top is processed with some through holes accordingly; Insert respectively in the respective through hole on two tube sheets (18) at heat exchanger tube (6) two ends, and sealing-in mutually between the through hole on the end lateral surface that makes heat exchanger tube (6) and the tube sheet (18), thereby the inner chamber of heat exchanger tube (6) is connected with the medium import (3) and the media outlet (10) at tubular shell (9) two ends; Import (17) and outlet (4) are arranged respectively on the barrel at tubular shell (9) two ends, this import and export all with two tube sheets (18) between tubular shell (9) inner chamber be communicated with; It is characterized in that also comprising thermo oil boiler (13), the oil-out (14) of thermo oil boiler (13) is connected with import (17) on the tubular shell (9) by oil pump (15), inlet valve (16) and oil pipe (8), outlet (4) on the tubular shell (9) is connected with the oil-in (12) of thermo oil boiler (13) by delivery valve (5) and oil pipe (8), thereby makes the circulating oil path that forms a closure between thermo oil boiler (13) and tubular shell (9); In thermo oil boiler (13) and the tubular shell (9) conduction oil is arranged all.

2. dyeing liquid heating arrangement for dyeing machine according to claim 1, it is characterized in that also being provided with cooler, the structure of this cooler is identical with heat exchanger with shape, its media outlet (10-1) links to each other with the medium import (3) of heat exchanger, and its medium import (3-1) is joined by the liquid outlet (24) of water pump (23) and water pipe and dye vat (25); Between import of cooler (17-1) and outlet (4-1) cold water source (1) is arranged, the entery and delivery port of this cold water source joins by the outlet (4-1) and the import (17-1) of water valve (19,22) and water pipe and cooler respectively, thereby makes the circulation waterway that forms a closure between the tubular shell (20) of cooler and cold water source (1).

3. dyeing liquid heating arrangement for dyeing machine according to claim 2 is characterized in that said inlet valve (16) is a triple valve, and a valve port of this triple valve is communicated with the oil-in (12) of thermo oil boiler (13) by oil return pipe (11).

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