CN212440376U - Die-casting release agent recovery plant - Google Patents

Abstract

The utility model discloses a die-casting release agent recovery device, which comprises a sewage tank, a settling tank, a pressure pump, a first filtering device, a second filtering device, an output pipe and a blow-off pipe, wherein the pressure pump is communicated with the settling tank through a water outlet pipe; the first filtering device is provided with a first water inlet valve, a first filter screen is arranged in the first filtering device, and a first water outlet valve is arranged at the outlet of the first filtering device; the second filtering device is provided with a second water inlet valve, a second filter screen is arranged in the second filtering device, and a second water outlet valve is arranged at the outlet of the second filtering device; the blow off pipe has first blowdown branch pipe and second blowdown branch pipe, and first blowdown branch pipe is provided with first blowoff valve, and second blowdown branch pipe is provided with the second blowoff valve. The utility model discloses can carry out the back flush for first filter screen and second filter screen, increase the life of first filter screen and second filter screen, it is more convenient to use, and the cost is lower.

Description

Die-casting release agent recovery plant

Technical Field

The utility model relates to a sewage treatment technical field, in particular to die-casting release agent recovery plant.

Background

Mold release agents, commonly used in the molding operation of metal die casting. The release agent is collected after the die casting device, namely, the sewage containing the release agent is collected. The sewage generally contains impurities such as aluminum scraps, scum and the like, and the demolding agent can be recovered only by filtering the impurities. The existing recovery device adopts the filter cotton to filter impurities, and the filter cotton needs to be frequently replaced when the impurities are filtered, so that the filter effect can be ensured, the recovery device is inconvenient to use, the consumption of the filter cotton is high, and the cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a die-casting release agent recovery plant, die-casting release agent recovery plant convenient to use, it is with low costs.

The utility model provides a die-casting release agent recovery device, which comprises a sewage tank, a settling tank, a pressure pump, a first filtering device, a second filtering device, an output pipe and a blow-off pipe, wherein the settling tank is communicated with the sewage tank through a water inlet pipe, and the water inlet pipe is provided with a water feeding pump; the booster pump is communicated with the settling tank through a water outlet pipe; the first filtering device is communicated with an outlet of the pressurizing pump through a first filtering pipe, the first filtering pipe is provided with a first water inlet valve, a first filter screen is arranged in the first filtering device, and an outlet of the first filtering device is provided with a first water outlet valve; the second filtering device is communicated with the outlet of the booster pump through a second filtering pipe, the second filtering pipe is provided with a second water inlet valve, a second filter screen is arranged in the second filtering device, the outlet of the second filtering device is provided with a second water outlet valve, and the first water outlet valve is communicated with the second water outlet valve through a connecting pipe; the output pipe is communicated with the connecting pipe and is provided with a water outlet switch valve; the sewage draining pipe is provided with a first sewage draining branch pipe connected with the inlet of the first filtering device and a second sewage draining branch pipe connected with the inlet of the second filtering device, the outlet of the sewage draining pipe is communicated with the sewage pool, the first sewage draining branch pipe is provided with a first sewage draining valve, and the second sewage draining branch pipe is provided with a second sewage draining valve.

According to the utility model discloses die-casting release agent recovery plant has following beneficial effect at least: the first filtering device and the second filtering device are used for filtering impurities in the sewage, so that the aim of filtering the sewage is fulfilled; only opening a second water inlet valve, a second water outlet valve, a first water outlet valve and a first blowdown valve, and washing the first filter screen by using water input into the settling tank by the booster pump; by only opening the first water inlet valve, the first water outlet valve, the second water outlet valve and the second blow-down valve, water input into the settling tank by the pressure pump washes the second filter screen, the purpose of cleaning the first filter screen and the second filter screen is achieved, the service lives of the first filter screen and the second filter screen are prolonged, the number of times of replacing the first filter screen and the second filter screen is reduced, the replacement time is shortened, the use is more convenient, the consumption of the first filter screen and the second filter screen can be reduced, and the cost is reduced.

According to some embodiments of the utility model, the output tube is provided with the ultraviolet sterilization case, the ultraviolet sterilization case is located go out water ooff valve with between the connecting pipe.

According to some embodiments of the utility model, still including the gas blow pipe, the gas blow pipe has the intercommunication first intake pipe and the intercommunication of first filter equipment export the second intake pipe of second filter equipment export, first intake pipe is provided with first blowpipe, the second intake pipe is provided with second blowpipe, the entry linkage of gas blow pipe has air compressor.

According to some embodiments of the utility model, still including the controller, be provided with first level sensor in the setting tank, first level sensor the water feeding pump with the controller electricity is connected.

According to some embodiments of the utility model, be provided with the second level sensor in the effluent water sump, the second level sensor with the controller electricity is connected, the controller electricity is connected with the alarm.

According to some embodiments of the utility model, the upper portion of setting tank is provided with the dross oil drain port, the dross oil drain port passes through the discharge pipe intercommunication the effluent water sump.

According to the utility model discloses a some embodiments, the middle part of effluent water sump has the baffle, the baffle will oil bath and suction water sump are separated into to the effluent water sump, the lower part of baffle is provided with the intercommunication oil bath with the through-hole of suction water sump, the inlet tube intercommunication the suction water sump.

According to some embodiments of the invention, the oil sump has a floating oil recovery device.

According to some embodiments of the utility model, the output tube is in the position of the entry of play water ooff valve is through circulation branch pipe intercommunication the setting tank, circulation branch pipe has the circulation water valve.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram according to an embodiment of the present invention.

Reference numerals:

a sewage tank 100, a second liquid level sensor 110, a partition 120, a through hole 121, an oil tank 130, a floating oil recovery device 131, a pumping tank 140,

A settling tank 200, a water inlet pipe 210, a water feeding pump 211, a first liquid level sensor 220, a scum oil outlet 230, a discharge pipe 240,

A booster pump 300, a water outlet pipe 310,

A first filter unit 400, a first filter pipe 410, a first inlet valve 411, a first outlet valve 420,

A second filter device 500, a second filter pipe 510, a second inlet valve 511, a second outlet valve 520, a connecting pipe 530,

An output pipe 600, a water outlet switch valve 610, an ultraviolet sterilization box 620, a circulation branch pipe 630, a circulation water valve 640,

A sewage draining pipe 700, a first sewage draining valve 710, a second sewage draining valve 720,

An air blowing pipe 800, a first air blowing valve 810, a second air blowing valve 820 and an air compressor 830.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, a die-casting release agent recycling apparatus includes a sewage tank 100, a settling tank 200, a pressure pump 300, a first filtering device 400, a second filtering device 500, an output pipe 600, and a blow-off pipe 700; the settling tank 200 is communicated with the sewage tank 100 through a water inlet pipe 210, the water inlet pipe 210 is provided with a water feeding pump 211, and the booster pump 300 is communicated with the settling tank 200 through a water outlet pipe 310; the first filtering device 400 is communicated with the outlet of the booster pump 300 through a first filtering pipe 410, the first filtering pipe 410 is provided with a first water inlet valve 411, a first filter screen is arranged in the first filtering device 400, and the outlet of the first filtering device 400 is provided with a first water outlet valve 420; a second filtering device 500 connected to the outlet of the pressure pump 300 through a second filtering pipe 510, the second filtering pipe 510 having a second inlet valve 511, the second filtering device 500 having a second filter net therein, the outlet of the second filtering device 500 having a second outlet valve 520, the first outlet valve 420 being connected to the second outlet valve 520 through a connecting pipe 530; the output pipe 600 is communicated with the connecting pipe 530, and the output pipe 600 is provided with a water outlet switch valve 610; the soil discharging pipe 700 has a first soil discharging branch pipe connected to an inlet of the first filtering device 400 and a second soil discharging branch pipe connected to an inlet of the second filtering device 500, an outlet of the soil discharging pipe 700 is communicated with the wastewater tank 100, the first soil discharging branch pipe is provided with a first soil discharging valve 710, and the second soil discharging branch pipe is provided with a second soil discharging valve 720. The wastewater tank 100 is used for storing wastewater containing a mold release agent, which is collected from a die casting device and contains impurities such as dross and aluminum shavings. The upper water pump 211 is used for pumping the sewage in the sewage tank 100 into the settling tank 200 for storage, and the impurities with density larger than that of water, such as aluminum scraps of the sewage, are settled in the settling tank 200.

When sewage filtering treatment is required, only the first water inlet valve 411, the second water inlet valve 511, the first water outlet valve 420, the second water outlet valve 520 and the water outlet switch valve 610 are opened, and the pressure pump 300 is started, so that water in the settling tank 200 flows into the first filtering device 400 and the second filtering device 500 through the water outlet pipe 310 for filtering, and the filtered water flows out from the outlet of the water outlet pipe 600. After the sewage in the settling tank 200 passes through the first filtering device 400 and the second filtering device 500, impurities such as scum, aluminum shavings and dust are removed, and the filtered water contains the release agent, so that the water containing the release agent can flow out of the output pipe 600, the recycling is convenient, and the release agent discharge is reduced. For example, the outlet of the output pipe 600 may be communicated with a mixing and proportioning machine, water containing a release agent is introduced into the mixing and proportioning machine, the proportion of the release agent is readjusted, and the mixing and proportioning machine is used for a demolding process of a die casting device, so that the discharge of the release agent can be reduced, the release agent can be recycled, the consumption of the release agent is reduced, and the cost is saved.

It should be noted that the first filter screen and the second filter screen are commercially available stainless steel filter screens for filtering dross and aluminum chips, wherein for better filtering effect, the first filter screen and the second filter screen are stainless steel filter screens capable of filtering impurities larger than 20 micrometers, and the filter screens are prior art and will not be described herein again.

After the first and second filtering devices 400 and 500 perform filtering for a period of time, impurities such as scum and aluminum shavings may remain on the first and second filters, and at this time, the first and second filters need to be backwashed.

The back washing process of the first filter screen comprises the following steps: only the second inlet valve 511, the second outlet valve 520, the first outlet valve 420, and the first drain valve 710 are opened, and then the pressurizing pump 300 pumps the water in the settling tank 200 into the second filtering pipe 510, passes through the second filtering device 500 for filtering, the filtered water flows into the first filtering device 400 through the connection pipe 530, the first filter screen of the first filter device 400 is backwashed to flush away impurities such as scum, aluminum chips and dust on the first filter screen, so that the scum, aluminum chips and dust carried by water flow are flushed into the sewage pipe 700 from the first sewage branch pipe and finally returned to the sewage tank 100 for collection, thereby achieving the purpose of cleaning the first filter screen, and the first filter screen can continue to filter impurities in the water flow, thereby prolonging the service life of the first filter screen, reducing the replacement times of the first filter screen, shortening the replacement time, being more convenient to use, reducing the consumption of the first filter screen and lowering the cost.

Similarly, the back washing process of the second filter screen is as follows: only the first inlet valve 411, the first outlet valve 420, the second outlet valve 520, and the second blowdown valve 720 are opened, and then the pressurizing pump 300 pumps the water of the settling tank 200 into the first filtering pipe 410, passes through the first filtering device 400 for filtering, and the filtered water passes through the connecting pipe 530 into the second filtering device 500, the second filter screen of the second filter device 500 is backwashed to flush away impurities such as scum, aluminum chips and dust on the second filter screen, so that the scum, aluminum chips and dust carried by the water flow are flushed into the blow-off pipe 700 from the second blow-off branch pipe and finally returned to the sewage tank 100 for collection, thereby achieving the purpose of cleaning the second filter screen, and the second filter screen can continue to filter impurities in the water flow, thereby prolonging the service life of the second filter screen, reducing the replacement times of the second filter screen, shortening the replacement time, being more convenient to use, reducing the consumption of the second filter screen and lowering the cost.

According to some embodiments of the present invention, the output pipe 600 is provided with an ultraviolet sterilization box 620 at a position between the water outlet switch valve 610 and the connection pipe 530. That is, when the sewage filtering treatment is performed, the water output by the output pipe 600 needs to pass through the ultraviolet sterilization box 620, and the ultraviolet sterilization box 620 can perform ultraviolet sterilization and disinfection on the water output by the output pipe 600, so that the bacteria in the water output by the output pipe 600 are reduced, and the water output by the output pipe 600 is cleaner. It should be noted that the ultraviolet sterilizing box 620 is a box body with an ultraviolet sterilizing lamp on the market, and is used for irradiating ultraviolet light to the water in the output pipe 600 for sterilization, and for the prior art, the description is omitted here.

According to some embodiments of the utility model, still including gas blow pipe 800, gas blow pipe 800 has the first intake pipe of the first filter equipment 400 export of intercommunication and the second intake pipe of the second filter equipment 500 export of intercommunication, and first intake pipe is provided with first gas blowing valve 810, and the second intake pipe is provided with second gas blowing valve 820, and gas blow pipe 800's entry connection has air compressor 830. Air compressor 830 is used for providing compressed air for gas blow pipe 800, after the back flush of first filter screen is accomplished, only open first blowdown valve 710, first blowpipe 810 lets air compressor 830's compressed air blow to first filter screen through first filter equipment 400, let the impurity of surplus on first filter screen blow to first blowdown branch pipe, carry out further clearance to first filter screen, let first filter screen cleaner, further increase the life of first filter screen, reduce the consumption of first filter screen, and the cost is saved. Similarly, after the back washing of the second filter screen is completed, only the second blowoff valve 720 and the second air blowing valve 820 are opened, compressed air of the air compressor 830 is blown to the second filter screen through the second filtering device 500, and impurities remained on the second filter screen are blown to the second sewage branch pipe, so that the second filter screen is further cleaned, the second filter screen is cleaner, the service life of the second filter screen is further prolonged, the consumption of the second filter screen is reduced, and the cost is saved.

According to some embodiments of the utility model, still including the controller, be provided with first level sensor 220 in the setting tank 200, first level sensor 220, upward water pump 211 are connected with the controller electricity. First level sensor 220 is used for detecting the liquid level in settling tank 200, the minimum and the maximum of settling tank 200 liquid level are stored in the controller, when first level sensor 220 detects the minimum that is less than the controller and has the settling tank 200 liquid level in settling tank 200, controller control is gone up water pump 211 and is started, pump the water suction of effluent water sump 100 in settling tank 200, until first level sensor 220 detects that the liquid level of settling tank 200 is greater than or equal to the maximum of settling tank 200 liquid level, controller control is gone up water pump 211 and is closed this moment, stop to go up water pump 211 and draw water, then can let the liquid level in settling tank 200 be not less than the minimum of settling tank 200 liquid level, guarantee the normal use of settling tank 200, it can let force (forcing) pump 300 extract to guarantee that there is water. In addition, a scum oil drain port 230 is provided at the upper portion of the settling tank 200, and the scum oil drain port 230 communicates with the wastewater tank 100 through a drain pipe 240. The height of the scum oil outlet 230 is matched with the maximum level of the liquid in the settling tank 200, that is, when the upper water pump 211 pumps water, the liquid level in the settling tank 200 is gradually increased until the maximum level of the liquid in the settling tank 200 is reached, and scum and floating oil on the liquid level in the settling tank 200 are discharged from the scum oil outlet 230 and flow back to the sewage tank 100 through the discharge pipe 240 for collection.

According to some embodiments of the utility model, be provided with second level sensor 110 in effluent water sump 100, second level sensor 110 is connected with the controller electricity, and the controller electricity is connected with the alarm. The second liquid level sensor 110 is used for detecting the liquid level of the sewage pool 100, the controller is internally stored with the maximum value and the minimum value of the liquid level of the sewage pool 100, when the second liquid level sensor 110 detects that the liquid level of the sewage pool 100 is smaller than the minimum value of the liquid level of the sewage pool 100 or the second liquid level sensor 110 detects that the liquid level of the sewage pool 100 is larger than the maximum value of the liquid level of the sewage pool 100, the controller controls the alarm to give an alarm, namely, an alarm sound is given out, people are informed that the water in the sewage pool 100 is too little or too much, people are reminded to pay attention to the liquid level of the sewage pool 100.

According to some embodiments of the present invention, the middle portion of the wastewater tank 100 has a partition 120, the partition 120 separates the wastewater tank 100 into an oil tank 130 and a pumping tank 140, the lower portion of the partition 120 is provided with a through hole 121 communicating the oil tank 130 and the pumping tank 140, and the water inlet pipe 210 communicates the pumping tank 140. The oil pool 130 is an inlet pool for adding sewage, that is, sewage recovered from the equipment is poured into the sewage pool 100 from the oil pool 130, the through hole 121 can enable the oil pool 130 and the water pumping pool 140 to reach the same liquid level, so that water pumping is facilitated, after the sewage enters the oil pool 130, floating oil floats on the liquid level of the oil pool 130, water below the liquid level flows into the water pumping pool 140 from the through hole 121, and the floating oil on the liquid level of the oil pool 130 is more than that on the water pumping pool 140, so that the floating oil of the water pumping pool 140 is reduced. In addition to the above, the oil sump 130 has a floating oil recovery device 131. The floating oil recovery device 131 is a commercially available oil recovery device comprising an oil extractor, a pump, an oil-water separator, and the like, and is suitable for oil pollution on water surface, and is not described herein again for the prior art. A large amount of floating oil on the oil bath 130 can be recovered by providing the floating oil recovering device 131, so that the floating oil content in the wastewater tank 100 is reduced, and wastewater treatment is facilitated.

According to some embodiments of the utility model, when output tube 600 need not to export the water that contains the release agent, in order to reduce the bacterial growing of sewage, output tube 600 communicates precipitation tank 200 through circulation branch pipe 630 in the position of the entry of play water ooff valve 610, and circulation branch pipe 630 has circulation water valve 640. That is, when the output pipe 600 does not need to output water containing a release agent, only the first water inlet valve 411, the second water inlet valve 511, the first water outlet valve 420, the second water outlet valve 520 and the circulating water valve 640 are opened, and the pressure pump 300 is started, so that the water in the settling tank 200 flows into the first filtering device 400 and the second filtering device 500 through the water outlet pipe 310 for filtering, flows to the circulating branch pipe 630 from the output pipe 600, and finally flows back to the settling tank 200, so that the water in the settling tank 200 can flow, the breeding speed of bacteria in the fluid is slow, the breeding of bacteria is slow, and the bacteria content of the water in the settling tank 200 is slow to increase. In order to reduce the bacteria content, the water output from the output pipe 600 flows to the ultraviolet sterilization tank for sterilization and disinfection, and then flows back to the circulation branch pipe 630, as shown in fig. 1, so that the water is sterilized and disinfected during the circulation process, and the bacteria content of the water in the settling tank 200 is reduced.

It should be noted that the controller is an MCU controller, and can control the opening and closing of the upper water pump 211, the pressure pump 300, the first water inlet valve 411, the first water outlet valve 420, the second water inlet valve 511, the second water outlet valve 520, the water outlet switch valve 610, the first blowdown valve 710, the second blowdown valve 720, the circulation water valve 640, the first air blowing valve 810, and the second air blowing valve 820, so as to facilitate the opening and closing of the pipeline channel and the opening and closing of the upper water pump 211 and the pressure pump 300, and facilitate sewage treatment and filter screen backwashing.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (9)

1. A die casting release agent recovery apparatus, characterized by comprising:

a lagoon (100);

the sedimentation tank (200) is communicated with the sewage tank (100) through a water inlet pipe (210), and the water inlet pipe (210) is provided with a water feeding pump (211);

the pressurizing pump (300) is communicated with the settling tank (200) through a water outlet pipe (310);

a first filtering device (400) communicated with the outlet of the booster pump (300) through a first filtering pipe (410), wherein the first filtering pipe (410) is provided with a first water inlet valve (411), a first filtering net is arranged in the first filtering device (400), and the outlet of the first filtering device (400) is provided with a first water outlet valve (420);

a second filtering device (500) communicated with the outlet of the booster pump (300) through a second filtering pipe (510), wherein the second filtering pipe (510) is provided with a second water inlet valve (511), a second filtering screen is arranged in the second filtering device (500), the outlet of the second filtering device (500) is provided with a second water outlet valve (520), and the first water outlet valve (420) is communicated with the second water outlet valve (520) through a connecting pipe (530);

the output pipe (600) is communicated with the connecting pipe (530), and the output pipe (600) is provided with a water outlet switch valve (610);

the sewage draining pipe (700) is provided with a first sewage draining branch pipe connected with the inlet of the first filtering device (400) and a second sewage draining branch pipe connected with the inlet of the second filtering device (500), the outlet of the sewage draining pipe (700) is communicated with the sewage pool (100), the first sewage draining branch pipe is provided with a first sewage draining valve (710), and the second sewage draining branch pipe is provided with a second sewage draining valve (720).

2. The die casting release agent recovery apparatus according to claim 1, characterized in that: the output pipe (600) is provided with an ultraviolet sterilization box (620), and the ultraviolet sterilization box (620) is located the water outlet switch valve (610) and between the connecting pipes (530).

3. The die casting release agent recovery apparatus according to claim 1, characterized in that: the air blowing device is characterized by further comprising an air blowing pipe (800), wherein the air blowing pipe (800) is provided with a first air inlet pipe communicated with an outlet of the first filtering device (400) and a second air inlet pipe communicated with an outlet of the second filtering device (500), the first air inlet pipe is provided with a first air blowing valve (810), the second air inlet pipe is provided with a second air blowing valve (820), and an inlet of the air blowing pipe (800) is connected with an air compressor (830).

4. The die casting release agent recovery apparatus according to claim 1, characterized in that: the automatic water feeding device is characterized by further comprising a controller, wherein a first liquid level sensor (220) is arranged in the settling tank (200), and the first liquid level sensor (220) and the water feeding pump (211) are electrically connected with the controller.

5. The die casting release agent recovery apparatus according to claim 4, characterized in that: a second liquid level sensor (110) is arranged in the sewage pool (100), the second liquid level sensor (110) is electrically connected with the controller, and the controller is electrically connected with an alarm.

6. The die casting release agent recovery apparatus according to claim 4, characterized in that: the upper part of the settling tank (200) is provided with a scum oil outlet (230), and the scum oil outlet (230) is communicated with the sewage tank (100) through a discharge pipe (240).

7. The die casting release agent recovery apparatus according to claim 1, characterized in that: the middle part of effluent water sump (100) has baffle (120), baffle (120) will effluent water sump (100) are separated into oil sump (130) and are taken out water pond (140), the lower part of baffle (120) is provided with the intercommunication oil sump (130) with through-hole (121) of taking out water pond (140), inlet tube (210) intercommunication take out water pond (140).

8. The die casting release agent recovery apparatus according to claim 7, characterized in that: the oil sump (130) has a floating oil recovery device (131).

9. The die casting release agent recovery apparatus according to any one of claims 1 to 8, characterized in that: the output pipe (600) is communicated with the settling tank (200) through a circulation branch pipe (630) at the position of the inlet of the water outlet switch valve (610), and the circulation branch pipe (630) is provided with a circulation water valve (640).

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