Collecting device for purifying spinning waste oil

Abstract

The utility model relates to the technical field of spinning waste oil purification, in particular to a collection device for purifying spinning waste oil, which comprises a purification tank, the purification tank is connected with a first connector of a three-way valve through a second pipeline, and a second connector of the three-way valve is communicated with a waste oil recovery tank through a waste oil pipe. A third interface of the three-way valve is communicated with the regeneration recovery tank through a regeneration pipe; a laser is fixed on the outer wall of one side of the second pipeline, a refractive index receiving device is fixed on the outer wall of the other side of the second pipeline, and the refractive index receiving device can receive signals generated after laser emitted by the laser penetrates through air, water, oil or an oil-water mixture and detect the refractive index. According to the utility model, the regenerated oil agent is collected by judging the refractive index of the discharged oil agent after purification. On one hand, the quality of the purified spinning waste oil is more scientifically, conveniently and reasonably controlled, and the method is better applied to a spinning process; on the other hand, cost is reduced, efficiency is improved, working enthusiasm of staff is improved, and enterprise economic benefits are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to spinning waste oil purification technical field, especially a kind of collection device of purified spinning waste oil. BACKGROUND

[0002] At present, in the spinning process of polyamide fibre, using specific spinning oil agent can make the spun yarn have smoothness, cohesion, antistatic property and other performances. But in the process of using oil agent, oil agent residue and high-speed spinning can cause oil agent splashing, which can cause the increase of spinning waste oil. Generally, the spinning waste oil recovered has four uses: 1. Directly recycled and used in the spinning process, which cannot be applied to high-precision spinning and can easily cause uneven spinning oiling and other spinning problems; 2. Used as a combustion-supporting agent for boiler combustion. This situation can face environmental pressure; 3. Used as waste oil pollution treatment, which has high cost and is not suitable for enterprise development; 4. After filtering impurities, the oil agent is added to a certain proportion of emulsifier, antibacterial agent, surfactant and other new oil agents, and then used in actual production. This method of treating spinning oil agent solves the problems of spinning waste oil retention, inventory and environmental protection in most enterprise warehouses.

[0003] However, it is found that the spinning waste oil will appear stratification phenomenon in the purification process, i.e. into regenerated oil agent and waste oil after purification. After testing the oil content of the two kinds of oil agents, it is found that the concentration of waste oil after purification reaches 0%-2%, which cannot meet the requirements of spinning, while the regenerated oil agent can reach 70%-91%, which meets the demand of oil agent required by spinning. However, when collecting the purified oil agent, on the one hand, it is difficult to accurately judge whether the stratified oil agent after purification is regenerated oil agent; on the other hand, collecting the purified oil agent will consume a lot of time and energy, and there will also be safety hazards. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to provide a kind of collection device of purified spinning waste oil, which can separate regenerated oil agent from stratified oil agent after purification and collect it.

[0005] The technical scheme of the utility model:

[0006] A kind of collection device of purified spinning waste oil, including a purification tank, the purification tank is connected with the first interface of three-way valve by second pipeline, the second interface of three-way valve is communicated with waste oil recovery tank by waste oil pipe, the third interface of three-way valve is communicated with regeneration recovery tank by regeneration pipe;

[0007] The side outer wall of the second pipeline is fixed with laser, and the other side outer wall is fixed with refractive index receiving device, the refractive index receiving device can receive the signal of laser emitted by laser after passing through air, water, oil agent or oil-water mixture and detect the refractive index, and the orientation of three-way valve is controlled according to different refractive index.

[0008] Further, the purification tank is communicated with the waste oil agent tank through a first pipeline, and a Y-type filter is arranged on the first pipeline.

[0009] Further, a steam pipeline is arranged in the purification tank, and the steam pipeline is provided with steam by a steam supply device.

[0010] Further, the purification tank is connected with the condensate water recovery device through a condensing pipeline.

[0011] Further, the second pipeline is connected with the water tank through a third pipeline, and a water pump is arranged on the third pipeline.

[0012] Further, the purification tank and the condensate water recovery device are both provided with a pressure gauge and a spring safety valve.

[0013] Further, the purification tank is provided with a thermometer for detecting the temperature in the purification tank.

[0014] The beneficial effects of the present application are as follows:

[0015] (1) The laser emits laser light, the laser light is irradiated on the oil agent through the second pipeline to generate refraction phenomenon, the refractive index receiving device receives the laser light and detects the refractive index, and the different refractive indexes can be used to judge whether the oil agent in the second pipeline is waste oil or regenerated oil agent.

[0016] (2) The spinning waste oil is coarsely filtered into the waste oil agent tank through the oil outlet, and is placed for 4 hours. Then, the first valve is opened, and the oil agent without particulate impurities is finely filtered into the purification tank through the Y-type filter.

[0017] (3) The oil agent in the purification tank is heated by steam through the steam pipeline for 4 hours, and the water vapor and impurities evaporated in the heating process are collected by the condensing pipeline and then recycled by the condensate water recovery device, so that the oil agent in the purification tank can be purified.

[0018] The present application can collect and regenerate the oil agent by judging the refractive index of the oil agent after purification. On the one hand, the quality of the purified spinning waste oil can be more scientifically, conveniently and reasonably controlled, and the spinning process can be better applied; on the other hand, in order to reduce cost and increase benefit, improve the working enthusiasm of employees and improve the economic benefit of enterprises. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 is a structural schematic view of the present application.

[0020] Fig. 2 is a structural schematic view of the laser.

[0021] In the figure: purification tank 1, second pipeline 2, first interface 31, second interface 32, waste oil pipeline 4, waste oil recovery tank 5, third interface 33, regeneration pipeline 6, regeneration recovery tank 7, second valve 8, laser 9, refractive index receiving device 10, first pipeline 11, waste oil agent tank 12, Y-type filter 13, first valve 14, steam pipeline 15, condensing pipeline 16, condensate recovery device 17, thermometer 18, third pipeline 19, water tank 20, water pump 21, third valve 24, pressure gauge 22, spring safety valve 23. DETAILED DESCRIPTION

[0022] The utility model makes further explanation in connection with the drawing below.

[0023] As Figs. 1-2 shown, the utility model provides a kind of first embodiment of the collection device of purification spinning waste oil, including a purification tank 1, the purification tank 1 is connected with the first interface 31 of three-way valve by second pipeline 2, the second interface 32 of three-way valve is communicated with waste oil recovery tank 5 by waste oil pipeline 4, the third interface 33 of three-way valve is communicated with regeneration recovery tank 7 by regeneration pipeline 6.The second pipeline 2 is provided with second valve 8.

[0024] The second pipeline 2 is fixed with laser 9 on one side outer wall, and refractive index receiving device 10 is fixed on the other side outer wall, and the light emission area of laser 9 and the light receiving area of refractive index receiving device 10 corresponding to the second pipeline 2 are all colorless transparent material, and refractive index receiving device 10 can receive the signal of laser emitted by laser 9 after passing through air, water, oil agent or oil-water mixture and detect the refractive index.

[0025] Second valve 8 is opened, so that oil agent in purification tank 1 is passed into second pipeline 2, laser 9 is opened, laser 9 emits laser, laser is irradiated on oil agent by second pipeline 2 and occurs refraction phenomenon, refractive index receiving device 10 receives laser and detects refractive index, and different numerical values of refractive index can judge whether the oil agent in second pipeline 2 is waste oil or regenerated oil agent.When the oil agent in second pipeline 2 is regenerated oil agent, first interface 31 is communicated with third interface 33 by three-way valve, second interface 32 is closed, so that regenerated oil agent is passed into regeneration recovery tank 7;When the oil agent in second pipeline 2 is waste oil, first interface 31 is communicated with second interface 32 by three-way valve, third interface 33 is closed, so that waste oil is passed into waste oil recovery tank 5.

[0026] Refractive index receiving device 10 can adopt abbe refractometer and other optical equipment to manually determine refractive index, and can also adopt other automatic equipment to detect refractive index, and the above-mentioned valve adopts automatic control, and the numerical value of refractive index detected by refractive index receiving device 10 is fed back to realize the opening and closing control of each valve.

[0027] On the basis of the last embodiment, the utility model provides a second embodiment, the purification tank 1 is connected with the waste oil oil agent groove 12 through the first pipeline 11, be provided with Y type filter 13 on the first pipeline 11, still be provided with first valve 14 on the first pipeline 11 between Y type filter 13 and waste oil oil agent groove 12.

[0028] Spinning waste oil is poured into waste oil oil agent groove 12 through the rough filtration of lower oil port and is placed for 4h. Then, open first valve 14, and the oil agent without particulate impurities is fine filtered into purification tank 1 through Y type filter 13.

[0029] On the basis of any one of the above embodiments, the utility model provides a third embodiment, the purification tank 1 is provided with steam pipeline 15, and the steam pipeline 15 is provided with steam by a steam supply device. The purification tank 1 is connected with condensate water recovery device 17 through condensing pipe 16.

[0030] The oil agent in purification tank 1 is heated by steam pipeline 15 for 4h, and the water vapor and impurities evaporated in the heating process reach condensate water recovery device 17 through condensing pipe 16 and are recycled, so that the oil agent in purification tank 1 can be purified.

[0031] On the basis of the third embodiment, the utility model provides a fourth embodiment, the purification tank 1 is provided with thermometer 18 for detecting the temperature in purification tank 1, the temperature of the oil agent after purification can be judged by thermometer 18, and the second valve 8 is opened after the oil agent is cooled to below 40 DEG C, because the operation is not safe due to the temperature being too high, and the oil agent can be stratified at low temperature.

[0032] On the basis of the fourth embodiment, the utility model provides a fifth embodiment, the second pipeline 2 is connected with water tank 20 through third pipeline 19, and water pump 21 is arranged on the third pipeline 19. The third pipeline 19 is also provided with third valve 24. When the flocculent deposit oil in the second pipeline 2 needs to be cleaned, the second valve 8 is closed, the third valve 24 and water pump 21 are opened, pure water enters the second pipeline 2 to clean the pipeline and flows into waste oil recovery groove 5.

[0033] The working principle of the embodiment is: when the oil agent in the second pipeline 2 is waste oil, the first interface 31 is communicated with the second interface 32 through the three-way valve, the third interface 33 is closed, and the waste oil is led into the waste oil recovery tank 5; with the flow of the oil agent, the refractive index gradually increases as the oil agent concentration is higher and higher, an alarm is sent when the refractive index is about to reach the critical point of the waste oil and the regenerated oil agent, then the second valve 8 is closed, the third valve 24 is opened, the water pump 21 is started, the residual waste oil impurities in the pipeline are cleaned, after cleaning, the third valve 24 is closed, the water pump 21 is closed, and the second valve 8 is opened; when the oil agent in the second pipeline 2 is regenerated oil agent, the first interface 31 is communicated with the third interface 33 through the three-way valve, the second interface 32 is closed, and the regenerated oil agent is led into the regeneration recovery tank 7.

[0034] On the basis of the fifth embodiment, the utility model provides sixth embodiment, the pressure gauge 22 and spring safety valve 23 are all provided on the purification tank 1 and condensate recovery device 17, pressure gauge 22 can observe the air pressure condition, spring safety valve 23 can prevent air pressure too big, pressure relief uses.

[0035] The laser, the Abbe refractometer, the valve, the Y-shaped filter and the condensate recovery device in the utility model are prior art, and a person skilled in the art can clearly understand them, and no detailed description is made here.

[0036] The above is only the preferred embodiment of the utility model, and should not be understood as limiting the application, and any equivalent changes and modifications made within the scope of the utility model application patent should be included in the scope of the utility model.

Claims

1. A device for recovering purified spinning waste oil, characterized by comprising: The purification tank is connected with the first interface of the three-way valve through a second pipeline, the second interface of the three-way valve is communicated with the waste oil recovery tank through a waste oil pipeline, and the third interface of the three-way valve is communicated with the regeneration recovery tank through a regeneration pipeline. One side of the second pipeline is fixed with a laser, and the other side is fixed with a refractive index receiving device.

2. The apparatus for collecting purified spinning oil waste according to claim 1, wherein The purification tank is communicated with the waste oil agent tank through a first pipeline, and a Y-shaped filter is arranged on the first pipeline.

3. The apparatus for collecting purified spinning oil waste according to claim 1, wherein The purification tank is provided with a steam pipeline, and the steam pipeline is provided with steam by a steam supply device.

4. The apparatus for collecting purified spinning oil waste according to claim 3, wherein The purification tank is connected with a condensing water recovery device through a condensing pipeline.

5. The apparatus for collecting purified spinning oil waste according to claim 1, wherein The second pipeline is connected with a water tank through a third pipeline, and a water pump is arranged on the third pipeline.

6. The apparatus for collecting purified spinning oil waste according to claim 4, wherein Pressure gauges and spring safety valves are arranged on the purification tank and the condensing water recovery device.

7. The apparatus according to claim 4 or 6, wherein A thermometer for detecting the temperature in the purification tank is arranged on the purification tank.

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