Low-water-ratio salt-free dyeing machine

Abstract

The utility model relates to the technical field of dyeing processing, in particular to a low-water-ratio salt-free dyeing machine, which mainly comprises a cylinder body, a dye liquor mixing tank and a heat exchanger, and is characterized by further comprising a first water pump and a second water pump, the power of the second water pump is smaller than that of the first water pump, and a cylinder bottom pipe connected with the cylinder body is arranged at the bottom of the cylinder body. Water inlets of the first water pump and the second water pump are respectively connected with the vat bottom pipe, water outlets of the first water pump and the second water pump are respectively connected with a liquid inlet of the heat exchanger, a liquid outlet of the heat exchanger is connected with a liquid inlet of the vat body, and the dye liquor mixing tank provides dye liquor for the vat body. The water ratio of dyeing bath liquid can be reduced, the water consumption in printing and dyeing processing is greatly reduced, a coloring process is performed through the second water pump with small flow, dye molecules can be sufficiently absorbed and colored in fabrics without adding salt according to the proper dye liquid concentration, a large amount of industrial salt can be saved, and the production cost is reduced. Meanwhile, the sewage treatment capacity is reduced, and the enterprise processing cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to dyeing processing technical field especially relates to a low water ratio saltless dyeing machine. BACKGROUND

[0002] Traditional dyeing process, water consumption is big, therefore water ratio (the proportion of fabric and water) is big, needs to add a large amount of salt as dyeing accelerator in the process of dyeing, these salts all become pollutants when dyeing is completed, whether sodium sulfate or sodium chloride, all belong to small molecule inorganic salt, cannot further digest, can only be separated through membrane treatment, reverse osmosis, ultrafiltration etc.

[0003] If water consumption in printing and dyeing processing can be reduced, the water ratio amount of dyeing bath can be reduced, and the suitable dye concentration can promote the absorption of dye molecules in the fabric without adding salt, a large amount of industrial salt can be saved, the sewage treatment amount is reduced, and the processing cost of enterprises is reduced. UTILITY MODEL CONTENT

[0004] In view of the deficiencies existing in the prior art, the purpose of the utility model is to provide a low water ratio saltless dyeing machine, which reduces water consumption and water ratio in printing and dyeing processing.

[0005] To achieve the above-mentioned purpose, the utility model can be realized by the following technical schemes:

[0006] A low water ratio saltless dyeing machine, comprising a cylinder body, a dye liquor mixing tank and a heat exchanger, further comprising a first water pump and a second water pump, the power of the second water pump is smaller than that of the first water pump, the bottom of the cylinder body is provided with a cylinder bottom pipe connected with the cylinder body, the water inlets of the first water pump and the second water pump are connected with the cylinder bottom pipe respectively, the water outlets of the first water pump and the second water pump are connected with the liquid inlets of the heat exchanger respectively, the liquid outlet of the heat exchanger is connected with the liquid inlet of the cylinder body, and the dye liquor mixing tank provides dye liquor for the cylinder body.

[0007] Further, at least one unit is arranged in the cylinder body, each unit is provided with two cabins and a cloth arrangement device, the inside of each cabin is provided with a front nozzle, a cloth lifting wheel, a cloth guide cylinder and an atomizing nozzle, the front nozzle and the atomizing nozzle are connected with the flow outlet of the heat exchanger respectively, and the bottom of each cabin is provided with a cloth groove.

[0008] Further, the front nozzle and the atomizing nozzle are connected with the PLC controller through control valves respectively.

[0009] Furthermore, a fan is provided between the two compartments of the same unit, and an air nozzle is provided at the air outlet of the fan, and the fan provides auxiliary power for the atomizing nozzles of the two compartments.

[0010] Furthermore, the manipulation device includes a manipulation motor, a first fixed frame, a second fixed frame, a rocker arm, a transmission rod, a first manipulator and a second manipulator, the first fixed frame and the second fixed frame are respectively installed in the two cabins, the transmission rod is movably mounted on the fixed frame, the first manipulator and the second manipulator are respectively fixedly connected to the transmission rod corresponding to the two cabins, the rocker arm is fixedly connected to the driving output shaft of the manipulation motor, the rocker arm is connected to the transmission rod through a joint sleeve, and the manipulation motor drives the rocker arm to push the transmission rod to swing left and right.

[0011] Furthermore, the dye liquor mixing tank injects the dye liquor into each of the compartments through a distributed injection pipe.

[0012] Furthermore, it also includes a filter arranged at the bottom of the cylinder body, the water inlet of the filter is connected to the water outlet of the cylinder bottom pipe, and the water outlet of the filter is connected to the water inlets of the first water pump and the second water pump respectively.

[0013] Furthermore, the first water pump is a high-power water pump, and the second water pump is a low-power water pump.

[0014] Furthermore, the first water pump and the second water pump are both connected to a PLC controller for control.

[0015] Furthermore, it also includes a rotating shower pipe and a shower motor. The rotating shower pipe runs through the left and right ends of the cylinder body. One end of the rotating shower pipe is connected to the water source, and the other end is fixedly connected to the driving output end of the shower motor.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] This utility model uses a low-flow second water pump for the dyeing process and a high-flow first water pump for the washing process, which can reduce the water content of the dye solution and greatly reduce water consumption in the printing and dyeing process. The appropriate dye concentration can promote the absorption and coloring of dye molecules in the fabric without adding salt, which can save a large amount of industrial salt, while reducing the amount of sewage treatment and reducing the processing costs of the enterprise. The dye solution is recirculated through the cylinder body to the bottom pipe of the cylinder, and the dye solution is mixed more fully and evenly, which is conducive to uniform coloring and improves the dyeing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 2 is a rear view structure schematic diagram of the utility model;

[0020] Figure 3 is an internal structure schematic diagram of the utility model;

[0021] Figure 4 is a top view of the cylinder structure of the utility model;

[0022] Figure 5 is a structure schematic diagram of the cloth swinging device of the utility model;

[0023] In the drawing: 1, cylinder body; 2, cylinder bottom pipe; 3, first water pump; 4, second water pump; 5, filter; 6, heat exchanger; 7, cloth lifting wheel; 8, fan; 9, cloth swinging device; 91, cloth swinging motor; 92, first fixed frame; 93, second fixed frame; 94, swinging rod; 95, transmission rod; 96, first cloth swinging device; 97, second cloth swinging device; 10, scattered material injection pipe; 11, dye liquor mixing tank; 12, wool waste discharge port; 13, rotary sprinkling pipe; 14, atomizing nozzle; 15, cabin; 16, front nozzle; 17, shower motor; 18, cloth guide cylinder; 19, cloth groove; 20, air nozzle. DETAILED DESCRIPTION

[0024] The utility model will be further described below in combination with the drawings and specific embodiments. The terms such as "upper", "inner", "middle", "left", "right" and "one" cited in the specification are only for the convenience of clear description, and are not used to limit the scope of the utility model that can be implemented. The change or adjustment of the relative relationship is also regarded as the scope of the utility model that can be implemented without substantial change of technical content.

[0025] As Figures 1-2The utility model discloses a low water ratio salt-free dyeing machine, mainly includes cylinder body 1, dye liquor mixing jar 11 and heat exchanger 6, still includes first water pump 3 and second water pump 4, and the power of second water pump 4 is less than the power of first water pump 3, and the bottom of cylinder body 1 is equipped with the cylinder bottom pipe 2 of being connected with cylinder body 1, and the water inlet of first water pump 3 and second water pump 4 is connected with cylinder bottom pipe 2 respectively, and the water outlet of first water pump 3 and second water pump 4 is connected with the liquid inlet of heat exchanger 6 respectively, and the liquid outlet of heat exchanger 6 is connected with the liquid inlet of cylinder body 1, and dye liquor mixing jar 11 provides dye liquor for cylinder body 1. The utility model discloses through setting two water pumps, and the power of two water pumps is not same, so this can use the second water pump 4 of power smaller to provide the small flow dye liquor for the fabric of cylinder body 1 in the coloring process, reduces the water consumption, reduces the water ratio, avoids adding industrial salt in the coloring process, reduces the pollution to the environment, when washing water process, increases the water ratio, uses the first water pump 3 of power larger to provide the large flow clean water for the fabric dyed in cylinder body 1 and washes, enhances the stability of fabric, and the cleaning effect is good. Preferably, first water pump 3 is high-power water pump, and second water pump 4 is low-power water pump. In order to facilitate the automatic management processing technology, first water pump 3 and second water pump 4 are connected with PLC controller control, and first water pump 3 and second water pump 4 are automatically switched according to the process by PLC controller, when executing to coloring function program, first water pump 3 is closed, and second water pump 4 is opened, when executing to washing water function program, second water pump 4 is closed, and first water pump 3 is opened, and the washing effect is good when using high-power water pump to wash water, and washes more thoroughly. The utility model discloses still through dye liquor mixing jar 11 provides dye liquor for cylinder body 1, and the dye liquor is converged to cylinder bottom pipe 2 again after mixing in cylinder body 1, increases the time of dye liquor mixing, makes dye liquor mix more fully, is favorable for fabric even coloring. Heat exchanger 6 is preferably pipeline type exchanger, and its main function is to shorten the dye liquor pipe.

[0026] As Figure 3As shown, at least one unit is arranged in the cylinder 1, each unit is provided with two cabins 15 and a cloth swinging device 9, and the inside of each cabin 15 is sequentially provided with a front nozzle, a cloth lifting wheel, a cloth guide cylinder and an atomizing nozzle according to the process flow, the front nozzle 16 and the atomizing nozzle 14 are connected with the outlet of the heat exchanger 6 respectively, and the bottom of each cabin is provided with a cloth groove 19. The front nozzle 16 is used to spray clean water to the fabric in the washing water stage, and spray high-temperature water to the fabric in the scouring stage to assist in washing the fabric. The atomizing nozzle 14 is used to spray atomized dye liquor to penetrate into the inside of the fabric, which can effectively reduce the water ratio in cooperation with the small flow of the second water pump 4. The cloth guide cylinder is used to guide the forward movement of the fabric. In order to control the front nozzle and the atomizing nozzle respectively, the front nozzle and the atomizing nozzle are connected with the PLC controller through the control valve respectively; when washing water or scouring, the control valve of the front nozzle 16 is opened and the control valve of the atomizing nozzle 14 is closed through the PLC controller; when dyeing, the control valve of the atomizing nozzle 16 is opened and the control valve of the front nozzle 16 is closed through the PLC controller. The cloth lifting wheel 7 adopts an embedded cloth lifting wheel 7, which is mainly used to reduce the height and tension, and prevent the fabric from stretching. The cloth groove 19 is used to store the fabric falling through the cloth swinging device 9, and can also continue to soak the fabric to enhance the dyeing effect. The two cabins 15 of the same unit are provided with a fan 8, the air outlet of the fan 8 is provided with a wind nozzle 20, and the fan 8 provides auxiliary power for the atomizing nozzles 14 of the two cabins 15. The atomizing nozzles 14 accelerate the penetration of the dye liquor and continuously change the shape of the fabric under the action of the wind of the wind nozzle 20, and at the same time avoid the phenomenon of strip flower. The fan 8 preferably uses a multi-air-inlet fan 8, which can provide auxiliary power for the atomizing nozzles 14 of the two cabins 15 at the same time. This setting can save the cost of the fan 8 and realize one machine with multiple functions. The fan 8 is preferably an embedded fan, which shortens the travel of the air pipe, reduces heat dissipation, and improves the thermal efficiency of the whole machine.

[0027] Such a unit can be arranged in the cylinder 1 in one, two, three or the like. That is, two cabins 15, four cabins 15, six cabins 15 or the like can be arranged in the cylinder 1, one set of cloth swinging device 9 is used for two cabins 15, two sets of cloth swinging device 9 are used for four cabins 15, and three sets of cloth swinging device 9 are used for six cabins 15, and so on.

[0028] Specifically, the cloth swinging device 9 described above includes a cloth swinging motor 91, a first fixed frame 92, a second fixed frame 93, a swing rod 94, a transmission rod 95, a first cloth swinging device 96 and a second cloth swinging device 97, as shown in Figures 4-5The first fixing frame 92 and the second fixing frame 93 are respectively arranged in the two cabins 15, the transmission rod 95 is movably sleeved on the fixing frames, the first swing device 96 and the second swing device 97 are respectively fixedly connected with the transmission rod 95 corresponding to the two cabins 15, the swing rod 94 is fixedly connected with the driving output shaft of the swing motor 91, and the swing rod 94 is connected with the transmission rod 95 through a joint shaft sleeve. When the swing motor 91 rotates, the transmission rod 95 is pushed to slide back and forth left and right through the swing rod 94, the swing devices of the two cabins 15 of the same unit are driven to swing through the same transmission rod 95, the transmission rod 95 slides left and right to drive the swing devices of the two cabins 15 to swing in unison, and the two cabins 15 internally and uniformly swing back and forth. The main function of the swing device is to change the movement direction of the fabric passing through the guide tube 18, and the fabric is stacked and falls into the cloth groove 19 through left and right swinging, so that the fabric is regularly stacked in the cabin without winding and without turning over. The swing device 9 arranged in the same unit can reduce the number of the swing motor 91, the swing rod 94 and the transmission rod 95, and can save cost and space.

[0029] The dye injected in the injection system is first diluted in the dye liquor mixing tank 11, and the diluted dye is uniformly injected into each cabin 15 through the dispersion injection pipe 10. The upper surface of the dispersion injection pipe 10 is provided with injection ports corresponding to each cabin 15, so as to ensure the uniformity and consistency of dye injection and improve the overall uniform dyeing rate of the fabric. The dye liquor flows into the cylinder bottom pipe 2 after passing through each cabin 15, is mixed and recirculated, so that the dye liquor is more fully and uniformly mixed, and the uniform dyeing is facilitated.

[0030] The utility model also includes the filter 5 of setting in the bottom of cylinder body 1, the water inlet of filter 5 is connected with the water outlet of cylinder bottom pipe 2, and the water outlet of filter 5 is connected with the water inlet of first water pump 3 and second water pump 4 respectively. The first water pump 3 and the second water pump 4 are filtered to remove the impurities in the dye liquor through the filter 5 before sucking the dye liquor of cylinder bottom pipe 2, improve the quality of dye liquor, guarantee the coloring effect. The hair scraps filtered out by filter 5 are discharged through the hair scrap discharge port 12 during the drainage in the operation process of dyeing machine. In order to save the water space, the filter 5 is placed at the bottom of the cylinder body 1, and is designed to form an integral whole with the cylinder bottom pipe 2, and share the cylinder bottom space.

[0031] The utility model also includes rotary shower pipe and shower motor 17, rotary shower pipe penetrates the left and right ends of cylinder body 1, one end of rotary shower pipe is connected with water source, and the other end is fixedly connected with the driving output end of shower motor 17. When needing to clean the inside of cylinder body 1, water is entered and the motor is started to rotate rotary shower pipe to spray water and clean the inside of dyeing machine.

[0032] The working process of the utility model:

[0033] When starting the dyeing process, first put the dye into the dye liquor mixing tank 11, dilute and mix the dye in the tank into dye liquor, inject the dye liquor into each cabin 15 through the dispersed injection pipe 10, the dye liquor flows through the cabin 15 and then converges to the cylinder bottom pipe 2, the PLC controller closes the control valve of the first water pump 3 and the front nozzle 16, opens the control valve of the second water pump 4 and the atomizing nozzle 14, the dye liquor is delivered into the heat exchanger 6 at a small flow rate by the second water pump 4 for rapid heating, the high-temperature dye liquor enters the inside of the cabin 15 through the pipeline, the fabric passes through the fabric lifting wheel 7 and the fabric guide cylinder 18, under the action of the atomizing nozzle 14 and the air nozzle 20, the dye liquor further penetrates into the inside of the fabric, and at the same time, the fabric continuously moves forward along the airflow direction, then the fabric swings left and right through the fabric swinging device 9, and is placed in the fabric groove 19 at the bottom of the cabin 15, the fabric in the fabric groove 19 continues to be colored under the infiltration of the dye liquor, so that the fabric repeatedly circulates in the cylinder body 1 until the ideal dyeing effect is achieved. When starting the washing process, the PLC controller closes the control valve of the second water pump 4 and the atomizing nozzle 14, and opens the control valve of the first water pump 3 and the front nozzle 16, the water enters the cylinder bottom pipe 2, and then a large amount of water is extracted through the first water pump 3 and enters each cabin 15 after passing through the heat exchanger 6, and the front nozzle 16 sprays water to the fabric, so that the water ratio is increased, and the fabric is more easily washed.

[0034] The dyeing bath water ratio can be reduced, the fabric dyeing water ratio can be reduced from 1:5 to 1:2.5, the water consumption in printing and dyeing processing is greatly reduced, the suitable dye liquor concentration can be sufficient to absorb the dye molecules in the fabric without adding salt, a large amount of industrial salt can be saved, the sewage treatment amount is reduced, and the enterprise processing cost is reduced. The dye liquor converges to the cylinder bottom pipe 2 through the cylinder body 1, is mixed and circulated, the dye liquor is more fully and uniformly mixed, and the dyeing is uniform.

[0035] The embodiments of the utility model are not limited to this, according to the above content of the utility model, using the ordinary technical knowledge and usual means in the art, under the premise of not departing from the above basic technical thought of the utility model, the utility model can also make other various forms of modification, replacement or combination, all fall within the protection scope of the utility model.

Claims

1. A low-water-ratio salt-free dyeing machine comprising a cylinder, a dye liquor mixing tank, and a heat exchanger, characterized in that: It also includes a first water pump and a second water pump, the second water pump has a smaller power than the first water pump, a cylinder bottom pipe connected to the cylinder body is provided at the bottom of the cylinder body, the water inlets of the first water pump and the second water pump are respectively connected to the cylinder bottom pipe, the water outlets of the first water pump and the second water pump are respectively connected to the liquid inlet of the heat exchanger, the liquid outlet of the heat exchanger is connected to the liquid inlet of the cylinder body, and the dye liquid mixing tank provides dye liquid for the cylinder body.

2. The low water ratio salt-free dyeing machine according to claim 1, characterized in that: At least one unit is provided in the cylinder body, each unit is provided with two cabins and a cloth manipulation device, a front nozzle, a cloth lifting wheel, a cloth guide cylinder and an atomizing nozzle are provided inside each cabin, the front nozzle and the atomizing nozzle are respectively connected to the outflow outlet of the heat exchanger, and a cloth groove is provided at the bottom of each cabin.

3. The low water ratio salt-free dyeing machine according to claim 2, characterized in that: The front nozzle and the atomizing nozzle are connected to a PLC controller via control valves respectively.

4. The low water ratio salt-free dyeing machine according to claim 2 or 3, characterized in that: A fan is provided between the two compartments of the same unit, and an air nozzle is provided at the air outlet of the fan. The fan provides auxiliary power for the atomizing nozzles of the two compartments.

5. The low water ratio salt-free dyeing machine according to claim 2, characterized in that: The manipulation device includes a manipulation motor, a first fixed frame, a second fixed frame, a rocker arm, a transmission rod, a first manipulator and a second manipulator. The first fixed frame and the second fixed frame are respectively installed in the two cabins. The transmission rod is movably mounted on the fixed frame. The first manipulator and the second manipulator are respectively fixedly connected to the transmission rod corresponding to the two cabins. The rocker arm is fixedly connected to the driving output shaft of the manipulation motor. The rocker arm is connected to the transmission rod through a joint sleeve. The manipulation motor drives the rocker arm to push the transmission rod to swing left and right.

6. The low water ratio salt-free dyeing machine according to claim 2, characterized in that: The dye liquor mixing tank injects the dye liquor into each of the compartments through a dispersed injection pipe.

7. The low water ratio salt-free dyeing machine according to claim 1, characterized in that: It also includes a filter arranged at the bottom of the cylinder body, the water inlet of the filter is connected to the water outlet of the cylinder bottom pipe, and the water outlet of the filter is connected to the water inlets of the first water pump and the second water pump respectively.

8. The low water ratio salt-free dyeing machine according to claim 3, characterized in that: The first water pump and the second water pump are both connected to a PLC controller for control.

9. The low water ratio salt-free dyeing machine according to claim 1, characterized in that: It also includes a rotating shower pipe and a shower motor. The rotating shower pipe runs through the left and right ends of the cylinder body. One end of the rotating shower pipe is connected to a water source, and the other end is fixedly connected to the driving output end of the shower motor.

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