CN211813900U - Glass grinding fluid filtering, regenerating and recycling system - Google Patents

Abstract

The utility model relates to the field of environmental protection technology for glass grinding disc processing, and specifically to a glass grinding fluid filtering, regenerating and reusing system, including a regenerating and reusing system body, wherein the regenerating and reusing system body includes the following equipment in order according to the flow direction of the grinding fluid: a waste liquid regulating tank, a slag separation device, a floating oil removal and sedimentation device, an air flotation machine, a filtering device, and an ultraviolet sterilization device. The regenerating and reusing system of the utility model can solve the problem of poor impurity treatment effect in the traditional grinding waste liquid recycling process, can effectively treat the glass powder slag generated by grinding in the waste liquid, and has a high waste liquid recycling rate, thereby ensuring the cooling effect of glass grinding disc processing and improving product quality and production efficiency.

Description

A glass grinding fluid filtration regeneration and reuse system

technical field

The utility model relates to the environmental protection technology field of glass grinding sheet processing, in particular to a glass grinding fluid filtration, regeneration and reuse system.

Background technique

In the grinding process of mobile phone glass, grinding fluid is usually used to remove a large amount of grinding heat and reduce the temperature of the grinding zone. Most of the grinding waste liquid produced after glass grinding will be collected and processed and reused in the grinding process. The grinding waste liquid not only contains a large amount of glass grinding fine powder particles, but these particles mostly exist in a suspended state and contain grease, sludge, colloid and microorganisms. The traditional glass grinding waste liquid is collected and then discharged to the sedimentation tank. After standing and settling in the sedimentation tank, it continues to be reused in the glass grinding process. Insufficient precipitation, resulting in a high content of glass powder in the recycled waste liquid, which affects the cooling effect during grinding and greatly reduces the quality and production efficiency of the product. Therefore, the grinding waste liquid needs to be further processed before it can be reused in the grinding sheet production line.

Utility model content

In order to overcome the shortcomings and deficiencies existing in the prior art, the purpose of this utility model is to provide a glass grinding fluid filtration regeneration and reuse system, which can solve the problem of poor treatment effect of impurities existing in the traditional grinding waste fluid reuse process. It can effectively deal with the glass powder slag produced by grinding in the waste liquid, and the recycling rate of the waste liquid is high, so as to ensure the cooling effect of the glass grinding sheet processing, and improve the product quality and production efficiency.

The purpose of the present utility model is achieved through the following technical solutions:

A glass grinding fluid filtration, regeneration and reuse system includes a regeneration and reuse system body, and the regeneration and reuse system body includes the following equipment in sequence according to the flow direction of the grinding fluid: a waste liquid conditioning tank, a slag separation device, and a floating oil precipitation device , Air flotation machine, filter device, ultraviolet sterilization device.

Wherein, the oil removal sedimentation device includes a sedimentation tank and a mud scraper arranged in the sedimentation tank.

Wherein, the body of the regeneration and reuse system further includes a sludge tank, and the inlets of the sludge tank are respectively connected with the slag separation device, the oil removal sedimentation device, the air flotation machine, and the slag discharge port of the filter device.

Wherein, the filtering device is provided with a reverse filtering system.

Wherein, the filtering precision of the filtering device is 0.1-1 μm.

Wherein, the regeneration and reuse system body also includes an intermediate pool, a reuse pool and an automatic dosing device, the liquid inlet of the intermediate pool is connected with the liquid outlet of the ultraviolet sterilization device, and the liquid outlet of the intermediate pool is connected to the liquid outlet of the ultraviolet sterilization device. The liquid inlet of the recycling pool is communicated, and the drug outlet of the automatic dosing device is communicated with the drug inlet of the intermediate pool.

The beneficial effects of the utility model are: the regeneration and reuse system of the utility model can solve the problem of poor treatment effect of impurities in the traditional grinding waste liquid recycling process, and can effectively treat the glass powder slag produced by grinding in the waste liquid, The recycling rate of waste liquid is high, so as to ensure the cooling effect of glass grinding sheet processing and improve product quality and production efficiency.

Description of drawings

FIG. 1 is a system block diagram of the regeneration and reuse system of the present invention.

The reference signs are: 1-grinding production line, 2-waste liquid conditioning tank, 3-slag separation device, 4-oil removal sedimentation device, 5-air flotation machine, 6-filter device, 7-ultraviolet sterilization device, 8 -Intermediate pool, 9-reuse pool, 10-sludge pool, 11-automatic dosing device.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the embodiments and accompanying drawing 1, and the contents mentioned in the embodiments are not intended to limit the present invention.

A glass grinding fluid filtration, regeneration and reuse system includes a regeneration and reuse system body, and the regeneration and reuse system body includes the following equipment in sequence according to the flow direction of the grinding fluid: a waste liquid conditioning tank 2, a slag separation device 3, and an oil slick removal device. Sedimentation device 4 , air flotation machine 5 , filter device 6 , ultraviolet sterilization device 7 .

Wherein, the oil removal sedimentation device 4 includes a sedimentation tank and a mud scraper arranged in the sedimentation tank.

The oil removal sedimentation device 4 is preferably made of stainless steel and has good corrosion resistance. The device is equipped with a mud scraper and a sedimentation device. While precipitating the glass slag in the waste cutting fluid, the mud scraper floats on the surface. Oil and sludge are scraped off, which improves the treatment efficiency of waste liquid. The preliminarily degreasing and precipitation of the waste liquid by the oil-removing and sedimentation device 4 greatly reduces the load of the lower-stage device.

Wherein, the regeneration and reuse system body also includes a sludge tank 10, the inlet of the sludge tank 10 is respectively connected with the slag separation device 3, the oil removal sedimentation device 4, the air flotation machine 5, and the slag discharge port of the filter device 6. Connected.

Wherein, the filtering device 6 is provided with a reverse filtering system.

Wherein, the filtering precision of the filtering device 6 is 0.1-1 μm.

The filter device 6 performs intelligent microfiltration on the lower clear liquid from the air flotation machine 5, which can filter out more than 99% of the particulate impurities in the waste liquid, and the device can quickly and automatically backwash the filter membrane, which not only ensures the filtration of the grinding fluid The quality of the produced water is greatly improved, and the filtration efficiency is greatly improved.

The regeneration and reuse system body also includes an intermediate pool 8, a reuse pool 9 and an automatic dosing device 11. The liquid inlet of the intermediate pool 8 is communicated with the liquid outlet of the ultraviolet sterilization device 7. The intermediate pool The liquid outlet of 8 is communicated with the liquid inlet of the recycling pool 9 , and the drug outlet of the automatic dosing device 11 is communicated with the drug inlet of the intermediate pool 8 .

The automatic dosing device 11 synchronously monitors the grinding fluid concentration in the intermediate tank, and automatically adds the active ingredients required for supplementing the grinding regeneration fluid according to production requirements, which further simplifies labor costs and improves filtration and regeneration efficiency. The reuse tank can store the regenerated grinding fluid, which is convenient for use on the production line.

The operation mechanism of the utility model is as follows: the grinding waste liquid is connected to the waste liquid regulation tank 2 through the waste liquid drainage pipe, and preliminary settlement and water quality adjustment are carried out, and then the waste liquid is transported to the slag separation device 3 and the In addition to the oil slick sedimentation device 4, the slag separation device 3 (such as stainless steel mesh screen, etc.) removes larger impurities, and the oil slick sedimentation device 4 removes the oil slick and sedimented sludge, and is transported to the sludge tank 10, and the preliminary The purified grinding waste liquid is transported to the air flotation machine 5 for air flotation operation, the air flotation scum is discharged to the sludge tank 10 through the sludge discharge pipeline, and the supernatant liquid in the air flotation machine 5 passes through. The supernatant conveying pipeline is connected to the filtering device 6, and the filtering device 6 is provided with a sludge concentrate discharge port and a filtrate discharge pipe, and the sludge concentrate discharge port is connected to the sludge tank 10, so The filtrate discharge pipe is connected to the ultraviolet sterilization device 7 through a pipeline, and the ultraviolet sterilization device 7 sterilizes the grinding regeneration fluid, so as to avoid the problem that the grinding fluid breeds bacteria and deteriorates and produces peculiar smell in the traditional grinding fluid processing process. The ultraviolet sterilization device 7 is connected to the intermediate pool 8 through pipelines, the automatic dosing device 11 is connected to the intermediate pool 8 through pipelines, the intermediate pool 8 is connected to the reuse pool 9 through pipelines, and the reuse pool 9 is connected through pipes. The mesh is connected to the glass grinding sheet production line 1 for regeneration and reuse.

The above-mentioned embodiment is the preferred implementation scheme of the present invention. In addition, the present invention can also be realized in other ways. Any obvious replacement without departing from the concept of the present invention is within the protection scope of the present invention. Inside.

Claims (6)

1. The utility model provides a glass grinding fluid filters regeneration recycling system which characterized in that: including the recycling system body, the recycling system body includes following equipment according to the grinding fluid flow direction in proper order: a waste liquid adjusting tank, a slag separation device, a floating oil removal and precipitation device, an air floatation machine, a filtering device and an ultraviolet sterilization device.

2. The glass grinding fluid filtering, regenerating and recycling system according to claim 1, characterized in that: the floating oil removing and precipitating device comprises a precipitating tank and a mud scraper arranged in the precipitating tank.

3. The glass grinding fluid filtering, regenerating and recycling system according to claim 1, characterized in that: the regeneration and reuse system body also comprises a sludge tank, wherein the inlet of the sludge tank is respectively communicated with the slag discharge ports of the slag separation device, the floating oil removal and precipitation device, the air flotation machine and the filtering device.

4. The glass grinding fluid filtering, regenerating and recycling system according to claim 1, characterized in that: the filtering device is provided with a reverse filtering system.

5. The glass grinding fluid filtering, regenerating and recycling system according to claim 1, characterized in that: the filtration precision of the filtration device is 0.1-1 μm.

6. The glass grinding fluid filtering, regenerating and recycling system according to claim 1, characterized in that: the regeneration recycling system body further comprises an intermediate water tank, a recycling water tank and an automatic dosing device, wherein a liquid inlet of the intermediate water tank is communicated with a liquid outlet of the ultraviolet sterilization device, a liquid outlet of the intermediate water tank is communicated with a liquid inlet of the recycling water tank, and a medicine outlet of the automatic dosing device is communicated with a medicine inlet of the intermediate water tank.

Images