CN215588580U - Cutting fluid waste liquid treatment device - Google Patents
Cutting fluid waste liquid treatment device Download PDFInfo
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- CN215588580U CN215588580U CN202121513007.5U CN202121513007U CN215588580U CN 215588580 U CN215588580 U CN 215588580U CN 202121513007 U CN202121513007 U CN 202121513007U CN 215588580 U CN215588580 U CN 215588580U
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Abstract
The utility model relates to a cutting fluid waste liquid treatment device, which comprises a primary filter tank, a precise filter element, an oil-water separation membrane component and an oxidation tank, wherein cutting fluid waste liquid collected by a machining center enters the primary filter tank, solid-liquid separation is realized in the primary filter tank by utilizing gravity, the output end of the primary filter tank is connected with the input end of the precise filter element through a pipeline, a driving pump is arranged on the pipeline between the primary filter tank and the precise filter element, the outlet of the precise filter element is connected with the inlet of the oil-water separation membrane component, the bottom end of the oil-water separation membrane component is provided with an oil solution outlet, the separated oil is collected through the oil solution outlet, the bottom of the other side of the oil-water separation membrane component is provided with an aqueous solution outlet, the aqueous solution outlet is connected with the oxidation tank through a pipeline, and the top of the other side of the oxidation tank is provided with a water outlet; the utility model can realize the recycling of the cutting fluid waste liquid and the treatment of the waste liquid, thereby greatly reducing the outsourcing treatment capacity, saving the cost and reducing the pollutant emission.
Description
[ technical field ]
The utility model relates to the technical field of cutting fluid treatment, in particular to a cutting fluid waste liquid treatment device.
[ background art ]
Cutting fluid is an industrial fluid used to cool and lubricate tools and workpieces during metal working. The cutting fluid has higher price, and has better economic benefit for recycling the cutting fluid. At present, the method for purifying and recycling the cutting fluid mainly comprises the following steps: (1) aiming at removing impurity oil, filtration, steel strip separation, centrifugal treatment and the like are carried out; however, the oil removal effect of the method is not thorough, and the effective components in the cutting fluid can be separated together by centrifugal treatment, so that the value of the cutting fluid is lost, and the method is frequent in equipment cleaning and time-consuming and labor-consuming. (2) Aiming at the removal of particles, a non-woven fabric filter and a hydrocyclone separator are adopted, but micron-sized small particles cannot be filtered, and the defects of centrifugal separation and oil removal are the same, so that the effective components of the cutting fluid can be influenced.
In conclusion, the traditional schemes all have disadvantages, and the problem of cutting fluid purification treatment cannot be well solved. Although patent CN110936223A discloses a cutting fluid recovery device for a numerical control machine tool, a multi-cavity filtering device is designed, and scrap iron is separated by multi-stage filtering nets; patent CN110000604A discloses an oil-dust separation and circulation device of a numerical control machine tool, which is used for recovering cutting coolant; patent CN213053922U discloses a cutting fluid recovery device for a metal part cutting machine. However, the effective components of the cutting fluid after being recycled for many times are invalid, the invalid cutting fluid affects the processing quality and damages the tool bit, and brings occupational health hazards, and the cutting fluid needs to be replaced or purified by an effective method. In addition, the cutting fluid waste liquid is directly subjected to external treatment, so that the cost is high, and the cutting fluid waste liquid needs to be treated to reach the standard and be discharged.
Therefore, there is still a need for a device that can purify and recycle cutting fluid and has the function of reducing treatment.
[ contents of utility model ]
The utility model aims to solve the defects and provide a cutting fluid waste liquid treatment device, which can realize the recycling of the cutting fluid waste liquid and the treatment of the waste liquid, greatly reduce the external treatment amount, save the cost and reduce the pollutant discharge.
The chip liquid waste liquid treatment device comprises a primary filter tank 1, a precision filter element 2, an oil-water separation membrane component 3 and an oxidation tank 4, wherein the input end of the primary filter tank 1 is connected with a cutting liquid waste liquid conveying pipe, the cutting liquid waste liquid collected by a machining center is input into the primary filter tank 1, the solid-liquid separation of the cutting liquid waste liquid in the primary filter tank 1 is realized by utilizing gravity, the output end of the primary filter tank 1 is connected with the input end of the precision filter element 2 through a pipeline, a driving pump 5 is arranged on the pipeline between the primary filter tank 1 and the precision filter element 2, the waste cutting liquid output from the primary filter tank 1 is conveyed into the precision filter element 2 through the driving pump 5, the precision filter element 2 is used for realizing the interception and separation of partial oil stains and suspended particles, the outlet of the precision filter element 2 is connected with the inlet of the oil-water separation membrane component 3, the waste cutting fluid filtered by the precision filter element 2 is injected into the oil-water separation membrane component 3 for oil-water separation by being driven by the driving pump 5, an oil solution outlet 6 is formed in the bottom end of the oil-water separation membrane component 3, the separated oil is collected through the oil solution outlet 6, an aqueous solution outlet 7 is formed in the bottom of the other side of the oil-water separation membrane component 3, the aqueous solution outlet 7 is connected with the oxidation tank 4 through a pipeline, a water outlet 9 is formed in the top of the other side of the oxidation tank 4, and the separated aqueous phase is discharged into the oxidation tank 4 through the aqueous solution outlet 7 by the oil-water separation membrane component 3 and is discharged through the water outlet 9 after being deeply oxidized.
Furthermore, a three-way valve 8 is arranged on a pipeline between an aqueous solution outlet 7 of the oil-water separation membrane component 3 and the oxidation tank 4, the residual aqueous phase is mixed with new cutting fluid through the three-way valve 8 by the aqueous solution outlet 7, and the aqueous phase is discharged into the oxidation tank 4 for deep oxidation after being recycled for multiple times.
Further, when the oil-water separation membrane module 3 filters the waste cutting fluid, the oil phase is trapped and finally forms a high-concentration oil-water emulsion, and the water phase solution permeates through the membrane.
Further, a solution taking-out port 10 is formed in a pipeline between the precision filter element 2 and the oil-water separation membrane module 3, and the waste chip liquid filtered by the primary filter tank 1 and the precision filter element 2 is taken out through the solution taking-out port 10 for reuse and enters the next-stage oil-water separation membrane module 3 after being recycled for multiple times.
Further, be provided with filter screen 11 in the primary filter tank 1, filter screen 11 is detachable to be located in primary filter tank 1, filter screen 11 tilting arranges.
Further, the precision filter element 2 is a filter element with higher filtering precision than the filter screen 11 in the primary filter tank 1.
Compared with the prior art, the utility model can realize the recycling of the cutting fluid waste liquid and the treatment of the waste liquid by utilizing the multi-stage filtration and the oil-water separation membrane, greatly reduces the outsourcing treatment amount, saves the cost, reduces the pollutant discharge, has good economic benefit, and solves the problem that the traditional cutting fluid waste liquid treatment device can not well solve the cutting fluid purification treatment.
[ description of the drawings ]
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. the device comprises a primary filter tank 2, a precision filter element 3, an oil-water separation membrane component 4, an oxidation tank 5, a driving pump 6, an oil solution outlet 7, a water solution outlet 8, a three-way valve 9, a water outlet 10, a solution outlet 11 and a filter screen.
[ detailed description of the utility model ]
The utility model is further described below with reference to the accompanying drawings:
as shown in the attached figure 1, the utility model provides a cutting fluid waste liquid treatment device, which comprises a primary filter tank 1, a precision filter element 2, an oil-water separation membrane component 3 and an oxidation tank 4, wherein the input end of the primary filter tank 1 is connected with a cutting fluid waste liquid conveying pipe, the cutting fluid waste liquid collected by a machining center is input into the primary filter tank 1, the solid-liquid separation of the cutting fluid waste liquid in the primary filter tank 1 is realized by using gravity, the output end of the primary filter tank 1 is connected with the input end of the precision filter element 2 through a pipeline, a driving pump 5 is arranged on the pipeline between the primary filter tank 1 and the precision filter element 2, the waste cutting fluid output from the primary filter tank 1 is conveyed into the precision filter element 2 through the driving pump 5, the precision filter element 2 is used for realizing the interception and separation of partial oil stain and suspended particles, the outlet of the precision filter element 2 is connected with the inlet of the oil-water separation membrane component 3, and the driving pump 5 is used for driving to inject the waste cutting fluid filtered by the precision filter element 2 into the oil-water separation membrane component The oil-water separation is carried out in the oil-water separation membrane component 3, an oil solution outlet 6 is formed in the bottom end of the oil-water separation membrane component 3, the separated oil is collected through the oil solution outlet 6, an aqueous solution outlet 7 is formed in the bottom of the other side of the oil-water separation membrane component 3, the aqueous solution outlet 7 is connected with the oxidation tank 4 through a pipeline, a water outlet 9 is formed in the top of the other side of the oxidation tank 4, and the separated aqueous phase is discharged into the oxidation tank 4 through the aqueous solution outlet 7 to be subjected to deep oxidation and then is discharged through the water outlet 9.
A three-way valve 8 is arranged on a pipeline between an aqueous solution outlet 7 of the oil-water separation membrane component 3 and the oxidation tank 4, the residual aqueous phase is mixed with new cutting fluid through the three-way valve 8 by the aqueous solution outlet 7, and the aqueous phase is discharged into the oxidation tank 4 for deep oxidation after being recycled for multiple times; when the oil-water separation membrane component 3 filters the cutting fluid waste liquid, the oil phase is intercepted and finally forms high-concentration oil-water emulsion, and the water phase solution permeates through the membrane; a solution taking-out port 10 is arranged on a pipeline between the precision filter element 2 and the oil-water separation membrane component 3, and the cutting fluid waste liquid filtered by the primary filter tank 1 and the precision filter element 2 is taken out through the solution taking-out port 10 for reuse and enters the next-stage oil-water separation membrane component 3 after being recycled for many times. Be provided with filter screen 11 in the primary filter tank 1, filter screen 11 is detachable to be located in primary filter tank 1, and filter screen 11 tilting arranges, and accurate filter core 2 is the filter core that the filter fineness is higher than filter screen 11 in primary filter tank 1.
The working principle of the utility model is as follows: the cutting fluid waste liquid collected by the processing center enters a primary filter tank, solid-liquid separation is realized in the primary filter tank by utilizing gravity, and impurities such as scrap iron and the like are removed; then the waste cutting fluid is conveyed into a precise filter element through a driving pump, so that part of oil stain and suspended particles are intercepted and separated; the separated cutting fluid can be directly mixed with new cutting for recycling. After repeated recycling, the cutting fluid is invalid, and then the steps are carried out. The inlet of the oil-water separation membrane component is directly connected with the outlet of the precision filter element, a driving pump in front of the precision filter element is used for driving, the chip waste liquid filtered by the precision filter element is subjected to oil-water separation, the separated oil is collected by the oil solution outlet and then is subjected to external treatment, and the rest water phase can be mixed with new cutting fluid through the water solution outlet and can be used through the outlet of a three-way valve; after repeated reuse, the water phase is discharged into an oxidation tank and is discharged from an outlet of a water outlet after deep oxidation.
In the utility model, when the oil-water separation membrane component filters the cutting fluid waste liquid, the oil phase is intercepted, finally high-concentration oil-water emulsion is formed, and simultaneously the water phase solution permeates through the membrane. The waste cutting fluid filtered by the primary filter tank and the precise filter element can be taken out through the solution taking-out port for recycling, and can selectively enter the oil-water separation membrane component of the next stage after being recycled for multiple times. This smear metal liquid waste liquid treatment device utilizes multistage filtration and oil-water separation membrane can realize the cyclic utilization to the cutting fluid waste liquid, can carry out the processing of waste liquid again, and greatly reduced commissions the outer treatment capacity, practices thrift the cost, reduces the pollutant and discharges, has good economic benefits.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.
Claims (6)
1. A cutting fluid waste liquid treatment device is characterized in that: the device comprises a primary filter tank (1), a precise filter element (2), an oil-water separation membrane component (3) and an oxidation tank (4), wherein the input end of the primary filter tank (1) is connected with a cutting fluid waste liquid conveying pipe, the cutting fluid waste liquid collected by a machining center is input into the primary filter tank (1), the cutting fluid waste liquid realizes solid-liquid separation in the primary filter tank (1) by utilizing gravity, the output end of the primary filter tank (1) is connected with the input end of the precise filter element (2) through a pipeline, a driving pump (5) is arranged on the pipeline between the primary filter tank (1) and the precise filter element (2), the waste cutting fluid output from the primary filter tank (1) is conveyed into the precise filter element (2) through the driving pump (5), the precise filter element (2) is used for realizing interception and separation of partial oil stain and suspended particles, the outlet of the precise filter element (2) is connected with the inlet of the oil-water separation membrane component (3), the oil-water separation device is characterized in that a driving pump (5) is used for driving waste cutting fluid filtered by a precision filter element (2) to be injected into an oil-water separation membrane assembly (3) for oil-water separation, an oil solution outlet (6) is formed in the bottom end of the oil-water separation membrane assembly (3), the separated oil is collected through the oil solution outlet (6), an aqueous solution outlet (7) is formed in the bottom of the other side of the oil-water separation membrane assembly (3), the aqueous solution outlet (7) is connected with an oxidation tank (4) through a pipeline, a water outlet (9) is formed in the top of the other side of the oxidation tank (4), and the separated aqueous phase is discharged into the oxidation tank (4) through the aqueous solution outlet (7) for deep oxidation and then discharged through the water outlet (9).
2. The cutting fluid waste fluid treatment apparatus according to claim 1, characterized in that: a three-way valve (8) is arranged on a pipeline between a water solution outlet (7) of the oil-water separation membrane component (3) and the oxidation tank (4), the water solution outlet (7) enables the residual water phase to be mixed with new cutting fluid for use through the three-way valve (8), and the water phase is discharged into the oxidation tank (4) for deep oxidation after being recycled for multiple times.
3. The cutting fluid waste fluid treatment apparatus according to claim 1, characterized in that: when the oil-water separation membrane component (3) filters the waste cutting fluid, the oil phase is intercepted and finally forms high-concentration oil-water emulsion, and the water phase solution permeates through the membrane.
4. The cutting fluid waste fluid treatment apparatus according to claim 1, characterized in that: and a solution taking-out opening (10) is formed in a pipeline between the precision filter element (2) and the oil-water separation membrane component (3), and the cutting fluid waste liquid filtered by the primary filter tank (1) and the precision filter element (2) is taken out through the solution taking-out opening (10) for reutilization, and enters the next-stage oil-water separation membrane component (3) after being recycled for many times.
5. The cutting fluid waste liquid treatment apparatus according to any one of claims 1 to 4, characterized in that: be provided with filter screen (11) in primary filter tank (1), filter screen (11) are detachable to be located in primary filter tank (1), filter screen (11) tilting is arranged.
6. The cutting fluid waste fluid treatment apparatus according to claim 5, characterized in that: the precise filter element (2) is a filter element with the filtering precision higher than that of the filter screen (11) in the primary filter tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121513007.5U CN215588580U (en) | 2021-07-05 | 2021-07-05 | Cutting fluid waste liquid treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121513007.5U CN215588580U (en) | 2021-07-05 | 2021-07-05 | Cutting fluid waste liquid treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215588580U true CN215588580U (en) | 2022-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121513007.5U Active CN215588580U (en) | 2021-07-05 | 2021-07-05 | Cutting fluid waste liquid treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215588580U (en) |
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2021
- 2021-07-05 CN CN202121513007.5U patent/CN215588580U/en active Active
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