JP2010149101A - Method and apparatus for treating waste liquid in grease trap - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an apparatus for treating waste liquid using a liquid agent which does not easily become a cause of pollution, the apparatus being easily operated. <P>SOLUTION: In the waste liquid treating method, while pumping up the waste liquid from a grease trap, a treating agent such as a liquid agent made into soap, an emulsifier, a detergent or a surfactant is supplied to the waste liquid, and they are mixed and agitated to be turned to treated liquid and then returned into the grease trap or discharged to the outside. In this case, the waste liquid or treated liquid is made to pass through a filter having filtration, decoloration and deodorization functions and then returned into the grease trap or discharged to the outside. The waste liquid treating apparatus includes a pumping pump for pumping up the waste liquid inside the grease trap, the filter and a treating agent container, and is capable of supplying the treating agent to the waste liquid while sucking the waste liquid by the pumping pump, mixing and agitating them and turning them into the treated liquid. A discharge pump for discharging the treated liquid into the grease trap can be provided inside a case as well. The waste liquid treating apparatus can be provided in a moving vehicle to be movable. The pumping pump can be freely elevated and lowered by a lifter. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The invention of the present application, for example, drains liquid in a grease trap installed inside or outside kitchens of various facilities such as lunch centers, restaurants, hotels, food processing plants, supermarkets, department stores, hospitals, and other kitchens. The present invention relates to a drainage treatment method to be processed and a drainage treatment apparatus used for the drainage treatment.

  In kitchens such as lunch centers, restaurants, hotels, food processors, supermarkets, department stores, hospitals, restaurants, etc., cooking oil, food waste, leftover food, chopsticks, toothpicks, paper scraps, plastic scraps, other Dust and associated liquids (hereinafter referred to as “drainage”) are generated on a daily basis. In Japan, it is forbidden to drain the drainage into sewers and drains, so the drainage is currently stored in a liquid storage tank (grease strap) installed inside or outside the kitchen. The actual situation is that the drainage liquid in the strap is periodically cleaned by a cleaning company, for example, once a week or once a month.

  However, with the current periodic drainage treatment method, it is necessary to neutralize the drainage with a neutralizing agent after draining treatment by the cleaning company, and then discharge it to the sewer or septic tank. Cost and high cost. Also, before the next periodic cleaning day, the grease trap is filled with drainage, and the drainage may flow untreated into the drainage and sewage pipes, causing environmental pollution and odors in the kitchen. It was.

  The inventor of the present application has previously developed a drainage treatment apparatus for grease traps shown in Patent Documents 1 and 2. This is a wastewater treatment vehicle equipped with a wastewater treatment device in an automobile, a vacuum that sucks the wastewater from the grease trap, a stirring separator that crushes and removes dust and sludge in the wastewater sucked by the vacuum, and suction Oil and water separation chamber that separates the discharged waste water into oil and water, a combustion device that promotes separation of oil and water by heating the waste water in the oil and water separation chamber, and dust and sludge from the oil separated in the oil and water separation chamber An oil refining machine that removes dust and sludge from the water separated in the oil / water separation chamber and supplies the fuel oil as fuel to the combustion device of the oil / water separation chamber. The centrifuge is returned to the strap.

  According to the drainage treatment apparatus of Patent Documents 1 and 2, the drained liquid sucked from the grease wrap can be separated into oil and water to return only moisture to the grease wrap, and the amount of drainage flowing into the drainage pipe and sewage pipe is reduced. There is an advantage that the grease trap can be cleaned hygienically without polluting the environment.

JP 2006-737 A JP 2007-14926 A

The drainage treatment apparatus described in Patent Documents 1 and 2 has the following problems.
(1) Since the drainage processing apparatus described in Patent Documents 1 and 2 is mounted on a vehicle, the apparatus cannot be carried into a building, and the workable place is restricted. In that case, the drainage treatment work must be performed by drawing the hose into the building from the drainage treatment device mounted on the vehicle. However, pulling the hose into the building may be disliked by some buildings and cannot be pulled in. Even if the hose is pulled in, the hose may become dirty after the drainage treatment, so that the inside of the building may become dirty or a strange odor may remain in the building when the hose is collected.
(2) Since the drainage treatment apparatus described in Patent Documents 1 and 2 is a system that promotes the separation of oil and moisture by heating the drainage, it takes time to prepare (warm up) until the working temperature is reached. The workability was poor.
(3) In any case, the drained liquid after treatment is dirty in color, so when the drained liquid is poured into the sewer, the sewage is discolored by the color of the drained liquid and becomes dirty.

  The invention of the present application can solve the above-mentioned problems, can be made into a treatment liquid that is hardly polluted even if the treated waste liquid is discharged to the outside, and can also perform processes such as filtration, decolorization, and deodorization. And a drainage treatment apparatus.

  One of the grease trap drainage processing methods of the present invention is to put a treatment agent into the wastewater in the greasetrap, and mix and agitate the treatment agent and wastewater in the greasetrap to make the wastewater a treatment solution. Or pumped with a pump without mixing and stirring, mixed and stirred in the pump to be treated as a processing liquid, and discharged to the inside or outside of the grease trap. In this method, the treatment liquid is filtered, decolored, and passed through a filter having a deodorizing function.

  One of the grease trap drainage processing methods of the present invention is to pump the drainage liquid in the greasetrap with a pump and suck the treatment agent, and mix and agitate both with the pump to make the drainage a treatment liquid. It is a method of discharging the grease strap to the inside or the outside and passing the waste liquid or the treatment liquid through a filter having a filtering, decoloring, and deodorizing function in any one or two or more steps.

  One of the grease trap drainage processing methods of the present invention is a method of hanging or setting up a pump in the grease trap drainage and lifting the pump by an elevator in the grease trap drainage method. It is.

  In the grease trap drainage processing apparatus of the present invention, the drainage processing apparatus that converts the drainage liquid in the greasetrap to the treatment liquid with the processing agent includes a pump, a processing agent container, and a filter. It is possible to pump up the drainage liquid and suck the processing agent in the processing agent container, mix and agitate the pumped drainage liquid and the sucked processing agent to make the drainage liquid into the processing liquid, and the processing liquid is inside or outside the grease trap. The filter is a device capable of filtering or decoloring the drainage or treatment liquid.

  Another one of the grease trap drainage processing apparatus according to the present invention includes a drain pump for discharging the processing liquid discharged from the pumping pump to the inside or outside of the grease trap in the grease strap drainage processing apparatus. Device.

  Another one of the grease trap drainage processing apparatus according to the present invention is an apparatus provided with a recovery tool for recovering waste liquid or dust in the treatment liquid in the grease trap drainage processing apparatus.

  Another one of the grease strap drainage processing apparatus according to the present invention is the grease strap drainage treatment apparatus, comprising a support base capable of supporting the pumping pump in the grease strap or a suspension tool capable of being suspended. The stand is a device capable of adjusting the height of the pump and the height of the lifting pump in the grease strap by the lifting operation of the elevator.

  Another one of the grease trap drainage treatment apparatus according to the present invention is an apparatus in which the grease trap drainage treatment apparatus described above is mounted on a moving body.

In the grease strap drainage processing method of the present invention, the drainage liquid in the grease wrap is treated with a treatment liquid such as a soap solution, emulsification liquid, detergent liquid, etc. The following effects are obtained.
(1) Even if the treatment liquid is discharged to a sewer or septic tank, there is no problem of environmental pollution due to the oil and fat as in the case of discharging the waste liquid containing the oil and fat as it is.
(2) The waste liquid in the grease trap is automatically cleaned by the treatment liquid, and the oil and fat in the drainage liquid in the sewer and septic tank is automatically converted into the treatment liquid when the treatment liquid flows in the sewer and septic tank. As a result, dirt in sewers and septic tanks is also cleaned.
(3) Since the effluent is not heated during the effluent treatment, no odor is generated and the odor does not drift in the building.
(4) Since the drainage in the grease strap can be processed quickly and easily, the drainage treatment cost is low, and even if the wastewater treatment is performed frequently, the cost burden does not increase significantly. And the kitchen can be kept hygienic.
(5) Environmental pollution is reduced because the waste liquid is treated and discharged into sewage.
(6) Since the drainage or treatment liquid is filtered, decolored, deodorized, etc., and then discharged, there is no problem that the sewage is polluted or discolored even when it is passed to the sewer, or that a strange odor is generated.

  The grease trap drainage processing method of the present invention performs pumping of the grease trap drainage and suction of the processing agent by a pumping pump, and mixes and agitates both of them with the pumping pump to make the drainage a processing liquid. Easily pumps waste liquid and sucks treatment agent. When the waste liquid and the treatment agent are stirred and mixed in the grease trap, an unpleasant odor drifts around the grease trap.

  In the grease strap drainage processing method of the present invention, the pumping pump supported or suspended in the greasetrap is moved up and down, so that it can be lifted and lowered according to the amount of drainage in the greasetrap. This makes it easy and reliable. Even if the pumping pump is moved up and down to reduce the amount of drainage in the grease trap, the fluid can be pumped up and pumped up to near the bottom of the grease trap, so the soap solution without leaving the fluid in the grease trap It can also be.

The drainage treatment apparatus for grease trap according to the present invention has the following effects.
(1) Since the configuration is simple and small, it is easy to move, transport and operate, the work place is not restricted, it is easy to carry in the building, and the building is difficult to get dirty.
(2) Since the drainage liquid is automatically pumped and treated by liquefaction only by driving the pumping pump, the drainage treatment work becomes easy and rapid processing becomes possible.
(3) Since the sucked drainage is not heated, there is no need to warm up before the drainage treatment work, and the work efficiency is improved. Moreover, since the drainage is not heated, a bad odor is hardly generated.
(4) Equipped with a discharge pump in addition to the pump, the drainage treatment capacity will be improved. Further, since mixing and stirring of the drainage liquid and the processing agent are performed by both pumps, the processing liquid can be quickly and easily made.
(5) If the drainage treatment device is mounted on a moving body, the mobility will be improved, it will be easy to move inside and outside the building, and drainage treatment of grease traps in high-rise buildings, large buildings, etc. will be possible. It becomes.
(6) Since the pump is movable up and down, even if the liquid level in the grease wrap is lowered by pumping up the drainage with the pump, the remaining drainage in the grease wrap can be easily pumped up. Drainage treatment is possible up to the bottom of the strap.
(7) If the lifting tool is a pipe or a rod that can be passed over the edge of the grease strap, it is easy to suspend the pump. In addition, it does not take up space to install pipes and rods, so it is suitable for drainage treatment in narrow places.
(8) The pumping pump in the grease strap can be raised and lowered according to the amount of drainage in the grease trap by lifting and lowering the support base, and lifting and lowering by the elevator. Can be done.

Sectional drawing which shows an example of the existing grease strap. The perspective explanatory view showing an example of the embodiment of the drainage processing device of the grease strap of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective explanatory view showing an embodiment in which a drainage processing apparatus of the present invention is used in a grease strap. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective explanatory view showing an embodiment in which the drainage treatment apparatus of the present invention is installed outside a grease strap and used. Side surface explanatory drawing of embodiment which suspends and uses the drainage processing apparatus of this invention for the edge of a grease strap.

(Embodiment 1 of drainage treatment method of grease trap)
A first embodiment of the grease strap drainage processing method of the present invention will be described below. In this embodiment, a saponifying agent is used as the treating agent. As shown in FIG. 1, the drainage (usually containing dust) B is discharged from the kitchen etc. into the grease wrap A, and the dust contained in the drainage B is collected in the basket C, and the oil and fat. The waste liquid B containing the minute amount stays in the grease trap A. In the grease trap A, the water speed is decelerated by several partitions D, the oil and fat E stays on the moisture (usually including sludge) F with a specific gravity, and the moisture F gradually passes through the trap G and gradually becomes a sewer or septic tank. To be discharged. The fat E accumulated in the upper part of the moisture F in the grease strap A is a combination of glycerin and fatty acid.

  In this embodiment, a saponifying agent is added to the drainage liquid B in the grease wrap A, and both are stirred in the grease wrap A to make the drainage B a soaped solution. More specifically, fat and oil E and water F are changed to fatty acids by chemical reaction (separated from glycerin). By using fats and oils as fatty acids, biodegradability is much higher than the fats and oils E itself. In this embodiment, the soap liquefied soap solution passes through the trap G and is naturally discharged to a sewer or septic tank outside the grease trap A or forcedly discharged by a discharge pump (not shown). In this case, it is preferable that the soap solution is discharged after collecting the dust mixed therein. If there is little dust, it can be discharged without collecting the dust. In either case, the soap solution is discharged through the filter H. Of course, the filter H has a filtering function for removing contaminants in the soap solution, but also has various functions such as decolorization, deodorization, deoiling, chlorine removal, total oxidation removal, chlorine removal and the like. Things are desirable. The filter H can be provided in two or more layers in the soaping liquid discharge path. The mixing ratio of the drainage B and the saponifying agent is preferably about 5: 1 from the viewpoint of soaping efficiency, cost, etc., but this ratio can be changed depending on the degree of soiling of the draining liquid B. When the amount is larger than the above ratio and the amount of dirt is small, the saponifying agent can be reduced. The use of the filter H and the mixing ratio are the same in the following embodiments.

(Embodiment 2 of the drainage treatment method of grease strap)
A second embodiment of the grease strap drainage processing method of the present invention will be described below. This embodiment is also a case where a saponifying agent is used as the treating agent. In this embodiment, a saponifying agent is added to the drainage liquid B in the grease trap A in FIG. 1, and the mixture of the saponifying agent and the drainage B is pumped up by a pump (not shown) and mixed and stirred in the pumping pump. The soap solution is passed through the filter H after collecting or removing the dust contained in the soap solution, or after filtering, decoloring, deodorizing, etc. with the filter H, Discharge outside. For removing dust, basket C or other vented containers with air permeability can be used.

(Embodiment 3 of the drainage treatment method of grease strap)
A third embodiment of the grease strap drainage processing method of the present invention will be described below. This embodiment is also a case where a saponifying agent is used as the treating agent. This drainage treatment method is a method of purifying the inside of grease trap A using the drainage treatment apparatus 1 shown in FIG. In the drainage treatment apparatus 1 shown in FIG. 2, a pumping pump 5, a discharge pump 6, a saponifying agent container 7 that can store a saponifying agent, a dust remover 9, and a motor M are accommodated in one case 13. The case 13 is movable with wheels 15 on the bottom surface. The pump 5 has a pumping function capable of pumping the drainage liquid B in the grease trap A, a suction function capable of sucking the saponifying agent in the container when pumping, and a mixing stirring function capable of mixing and stirring the pumped drainage B and the saponifying agent. I have. The discharge pump 6 can return the soaped liquid mixed and stirred by the pumping pump 5 into the grease lap A or discharge it to a sewer or septic tank outside the grease lap A. The saponifying agent container 7 may be taken out of the case 13, and the motor M may be incorporated in the pumping pump 5 and the discharge pump 6. A drainage treatment method using the drainage treatment apparatus 1 shown in FIG. 2 will be described below.

(1) As shown in FIG. 2, the pumping pipe or hose (hereinafter referred to as “pumping hose”) 3 connected to the connecting pipe 5a of the pumping pump 5, and the discharge connected to the connecting pipe 6a of the discharge pump 6. A pipe or hose (hereinafter referred to as “discharge hose”) 4 is inserted into grease strap A. The connecting pipe 5 a of the pump 5 is connected to the saponifying agent container 7 via a saponifying agent supply path (hose or pipe) 14.
(2) The pump M and the discharge pump 6 are operated by driving the motor M, and the liquid B in the grease strap A is pumped by the pump 5 and sucked through the hose 3. At this time, the saponifying agent in the saponifying agent container 7 is supplied into the connecting pipe 5a through the saponifying agent supply path 14 by the operation of the pumping pump 5, and merges with the effluent B pumped up by the pumping hose 3. The saponifying agent and the saponifying agent are mixed and stirred by the operation (rotation) of the pump 5 to be a soap solution, and discharged into the dust remover 9 through a transfer pipe or hose (hereinafter referred to as “transfer hose”) 8.
(3) The discharged effluent B passes through the through hole 10 of the dust remover 9 and flows down to the tray 11, and then flows down to the hose 12 communicated with the recovery hole of the tray 11. It remains inside and is recovered.
(4) The soap solution is discharged into the grease trap A through the hose 12 and the discharge pump 6 and the discharge hose 4, or in some cases, for example, to the sewer. In this case, when passing through the discharge pump 6, the soap solution is further stirred and mixed to be surely converted into a soap solution. By continuously performing the above operation, the drainage liquid B in the grease wrap A becomes a soap solution, and the drainage B in the grease wrap A is purified. The soap solution is filtered, decolored, deodorized, etc. through the filter H, and then discharged into the grease strap A or outside.

(Embodiment 4 of draining treatment method of grease strap)
A fourth embodiment of the drainage treatment method of the present invention will be described. This embodiment is also a case where a saponifying agent is used as the treating agent. This drainage treatment method is a method of purifying the inside of grease trap A using the drainage treatment apparatus 1 shown in FIG. 3, and the details thereof will be described below.
(1) As shown in FIG. 3, a support base 24 such as a tripod is disposed in the grease strap A, and a case 21 containing the pumping pump 20 is installed thereon. At this time, the end (suction port) 22 of the pumping hose 3 is inserted into the drainage B in the grease strap A, and the end (discharge port) 23 of the discharge hose 4 is inserted into the bowl-shaped dust remover 9 to saponify. The saponifying agent container 7 containing the agent is installed outside the grease strap A. Although the height of the support 24 may be fixed, the height of the pump 20 can be adjusted according to the height of the drainage B so that the height can be adjusted.
(2) The pump M is operated by the motor M and the drainage liquid B in the grease strap A is sucked from the pumping hose 3. The motor M can be built in the pumping pump 20.
(3) The saponifying agent is sucked from the saponifying agent container 7 by the operation of the pumping pump 20 and mixed with the effluent B in the pumping hose 3, and both are mixed and stirred in the pumping pump 20 to obtain a soap solution.
(4) The soap solution passes through the pump 20 and is sent to the discharge hose 4.
(5) The soap solution passing through the discharge hose 4 is discharged into the dust remover 9. The soap solution in the dust remover 9 passes through the through hole 10 of the dust remover 9 and flows into the grease trap A, and the dust and sludge in the soap remover remain in the dust remover 9 and are recovered and collected. The
(6) By continuously performing the above operations (2) to (5), the drained liquid B in the grease wrap A becomes a soap solution and the drained liquid B in the grease wrap A is purified. The soap solution is filtered, decolored, deodorized, etc. through the filter H, and then discharged into the grease strap A or outside.

(Embodiment 5 of the drainage treatment method of grease strap)
A fifth embodiment of the grease strap drainage processing method of the present invention will be described below by taking the drainage treatment apparatus shown in FIG. 4 as an example. This embodiment is also a case where a saponifying agent is used as the treating agent. 4 includes a pump 13, a discharge pump 6, a processing tank 30, a motor M, and a saponifying agent container 7 that can store a saponifying agent in a case 13 with a handle 16 and wheels 15. Yes. The motor M can be incorporated in the pumping pump 5 and the discharge pump 6. The saponifier container 7 can also be arranged outside the case 13.
(1) The pumping hose 3 and the draining hose 4 connected to the pumping pump 5 and the draining pump 6 protruding from the drainage treatment apparatus 1 are inserted into the drainage B in the grease strap A.
(2) The pumping pump 5 is operated by the rotation of the motor M, and the drainage liquid B in the grease strap A is pumped up from the pumping hose 3.
(3) The pumped drainage B passes through the pumping pump 5, is transferred through the transfer hose 8, is sent into the processing tank 30, and is stored therein. At the same time, the saponifying agent in the saponifying agent container 7 is sent through the saponifying agent supply path 14 into the bowl-shaped dust removing device 9 in the processing tank 30.
(4) The waste liquid B and the saponifying agent are mixed and stirred by the stirring device 31 in the dust remover 9, the waste liquid B is made into a soap solution, and dust and sludge remain in the dust remover 9. Flows out of the dust remover 9 (in the treatment tank 30).
(5) The soap solution in the treatment tank 30 is sent to the discharge pump 6 through the hose 12, and returned to the grease strap A by the discharge pump 6. The soap solution can be discharged into the sewer instead of being returned to the grease trap A. Also in this case, the soap solution is filtered, decolored, deodorized, etc. by the filter H and then discharged into the grease strap A or outside.
By continuously performing the drainage treatment, the drainage B in the grease strap A becomes a soap solution. The drained liquid B in the grease strap A is also purified by the soap solution returned into the grease strap A.

(Embodiment 6 of drainage treatment method of grease strap)
A sixth embodiment of the grease strap drainage processing method of the present invention will be described below. This embodiment is also a case where a saponifying agent is used as the treating agent. This drainage treatment method is a method of purifying drainage using the drainage treatment apparatus 1 shown in FIG. The drainage treatment apparatus 1 has a pumping pump built in a case 50, and a saponifying agent container 7 that can store a saponification solution and a dust remover 56 are provided outside the case 50. The drainage process using these drainage treatment apparatuses 1 is performed as follows.
(1) One or two or more rod-shaped or pipe-shaped locking members 60 are passed to the periphery of the grease strap A, and the case 50 and the dust remover 56 are suspended to the opening 50 on the side surface of the case 50. It is immersed in the fat and oil layer of drainage B in the strap A (the layer of fat and oil E of the drainage B). In this case, the case 50 is suspended by the elevator 61 and the elevator 61 is operated so that the case 50 can be moved up and down according to the liquid level of the drainage B in the grease strap A. Good.
(2) With the operation of the pump, the drainage liquid B in the grease trap A is pumped from the opening 51 on the side surface of the case 50. At the same time, the saponifying agent is sucked from the saponifying agent container 7, Mix and stir to make soap solution.
(3) The soap solution is discharged from the discharge hose 55 on the outlet side of the pump to the dust remover 56, passes through the through hole 10 of the dust remover 56, and is returned to the grease strap A to be contained in the soap solution. The dust and sludge are collected in the dust remover 56. The inside of grease strap A is washed with this soap solution. The soaped liquid that has passed through the dust remover 56 can be directly discharged to the sewer. The soap solution is filtered, decolored, deodorized, etc. with a filter H and then discharged.

(Saponifying agent in the drainage treatment method of grease trap)
The saponifying agent used in the present invention is one that can make the waste liquid B in the grease wrap A, particularly the fat and oil E in the waste liquid B into a soap liquid (soap liquid), liquid, gel, Powdered or other shapes are used. Specifically, for example, the applicant's product (product name “Clean Eco Flow”) or the like can be used. Examples of the components contained in the clean ecoflow are fatty acid sodium, fatty acid potassium, coconut fatty acid jetanolamide, several inorganics, purified water, and others. In the present invention, if the drainage B can be modified and is environmentally friendly, a surfactant, a deodorant, a neutralizing agent, a mixture of two or more thereof may be used in addition to the saponifying agent. it can.

  The soap solution obtained by mixing and stirring the saponifying agent can be used for cleaning the surroundings such as the inner wall and the peripheral edge of the grease trap A, and the scum dirt on the wall surface of the grease strap A can also be cleaned.

(Embodiment 1 of drainage treatment apparatus of grease strap)
An example of the grease trap drainage processing apparatus of the present invention will be described with reference to FIG. This embodiment is also a case where a saponifying agent is used as the treating agent. The drainage treatment apparatus 1 shown in FIG. 2 pumps up a pump 5 in one case 13, a saponifier container 7 containing a saponifier supplied to the drainage B sucked by the pump 5, and pumps up the saponifier. A saponifying agent supply passage 14 for supplying to the inlet side of the pump 5, a dust remover 9 for separating and removing dust and sludge in the soaped liquid obtained by mixing and stirring by rotation of the pump 5, and dust and sludge A discharge pump 6 is provided for returning the separated soap solution to the grease trap A.

  As shown in FIG. 2, the case 13 has a shape and a size that can accommodate the pump 5, the saponifying agent container 7 that can store the saponifying agent, the saponifying agent supply path 14, the dust remover 9, and the discharge pump 6. A wheel 15 and a handle 16 are attached to the case 13 so that the drainage treatment apparatus 1 can be manually pushed and moved.

  The pump 5 is a suction device for sucking the drained liquid B in the grease trap A, and a vacuum capable of sucking and discharging the liquid, a submersible pump, a land pump, and any other electric pumps can be used. . The pump 5 can drive (rotate) not only the drainage B in the grease strap A but also suck the saponifying agent in the saponifying agent container 7 and stir and mix the effluent B and the saponifying agent. A pumping hose 3 having flexibility is suitable, and one end (base side) of the pumping hose 3 is connected to a connecting pipe 5a of the pumping pump 5 protruding outside the case 13. The outlet side of the pump 5 is connected to a transfer hose 8 for sending the soaped liquid in which the waste liquid B and the saponifying agent are mixed and stirred to the bowl-shaped dust remover 9. A transfer hose 8 having flexibility is suitable, and its tip is inserted into a dust remover 9.

  The saponifying agent container 7 is a container for storing a saponifying agent for converting the drainage B into soap liquor. As shown in FIG. The saponifying agent in the saponifying agent container 7 is automatically sucked into the connecting pipe 5a of the suction pump 5 by the driving of the pumping pump 5 and automatically with the drainage B in the pumping hose 3. To be mixed. The saponifying agent supply path 14 is tubular, and an open / close valve 17 is provided in the middle thereof. The flow rate of the saponifying agent is adjusted or the supply is stopped and the supply is started by opening and closing the on-off valve 17.

  The dust remover 9 is for mixing and stirring by the pump 5 to separate the liquid in the soaped liquid from the dust and sludge. The dust remover 9 has a large number of through holes 10 large enough to allow the liquid to pass through. Yes. The tip of the transfer hose 8 is inserted into the dust remover 9, all the soaping liquid sent out from the transfer hose 8 is discharged to the dust remover 9, and the filtered liquid (soap liquid) is discharged to the outside. Thus, dust and sludge in the soap liquid remain in the dust remover 9. A tray 11 that receives the liquid that has passed through the dust remover 9 is disposed under the dust remover 9. A hose 12 is connected to the tray 11, and the soap solution received by the tray 11 is sucked into the pump 6 by the discharge pump 6 and discharged to the outside. The soap solution is filtered, decolored, deodorized, etc. by a filter H provided on the hose 12.

  As shown in FIG. 2, the discharge pump 6 is a discharge device that is provided in the case 13 and returns the soaped liquid flowing from the hose 12 into the grease wrap A. As the discharge pump 6, a vacuum capable of sucking and discharging liquid, a submersible pump, or the like can be used. The soap solution that flows from the hose 12 to the discharge pump 6 and passes through the discharge pump 6 is also stirred and mixed by the discharge pump 6 to be surely liquefied. The discharge pump 6 is provided with a discharge hose 4 for feeding the soap solution into the grease wrap A. A flexible one is suitable for the discharge hose 4, and the base side is connected to the connection pipe 6a of the discharge pump 6 and the tip side is inserted into the grease strap A as shown in FIG. The soaped liquid to be returned to the grease trap A can be discharged into the sewage. The soap solution is filtered, decolored, deodorized, etc. even with the filter H provided in the discharge hose 4. When the soap solution is returned to grease strap A, grease strap A is washed with the soap solution. The arrangement location and the number of arrangement of the filter H can be selected so as to improve the efficiency of filtration, decolorization, and deodorization.

(Embodiment 2 of a grease trap drainage treatment apparatus)
Another example of the embodiment of the drainage treatment apparatus of the present invention will be described with reference to FIG. This embodiment is also a case where a saponifying agent is used as the treating agent. As shown in FIG. 3, the drainage treatment apparatus 1 is a type of apparatus that uses the pump 20 submerged in the drain B of the grease trap A, and includes the pump 20 in the case 21. The drainage liquid B in the grease wrap A is sucked through the pumping hose 3 provided in the pump 20 and passed through the pumping pump 20 to be liquefied with soap, and then discharged from the outlet hose 4 on the outlet side. A saponifying agent container 7 and a saponifying agent supply path 14 are connected to the pumping hose 3 in the middle thereof, and the discharge port of the discharge hose 4 is set in the dust remover 9, and the discharge hose 4 is discharged from the discharge hose 4. The soap and sludge mixed with the liquid B and the soap is discharged to the dust remover 9 so that dust and sludge are separated and removed.

  A case 21 in FIG. 3 is a housing that covers the pumping pump 20 and protects it from the drainage B in the grease strap A. When the case 21 and the pumping pump 20 are put into the drainage B in the grease strap A, for example, the case 21 is supported in the drainage B in the grease strap A by the support base 24 (FIG. 3), or the case 21 Can be engaged with the peripheral edge of the grease strap A and suspended in the drainage B. The height of the pumping pump 20 can be adjusted by adjusting the height of the support base 24.

  The pumping pump 20 in FIG. 3 is the same as the pumping pump 5 in the first embodiment in that the sucked liquid is agitated and sent out, but the submersible pump for sludge suction or other structures such as dust and sludge are removed. It is desirable to use a liquid that does not easily fail even if the drainage B containing it is sucked. A pumping hose 3 and a discharge hose 4 are attached to the pumping pump 20.

  The suction port 22 of the pumping hose 3 is arranged in the grease strap A, and the drainage liquid B in the grease strap A is sucked by driving the pumping pump 20.

  In the middle of the pumping hose 3, as shown in FIG. 3, a saponifying agent supply path 14 connected to a saponifying agent container 7 disposed outside the grease strap A is connected. Simultaneously with the suction, the saponifying agent is supplied to the drainage B in the pumping hose 3. In the example of FIG. 3, the saponifying agent container 7 is arranged outside the grease strap A, but the saponifying agent container 7 can also be installed in the case 21. The saponifying agent supply path 14 is tubular, and an open / close valve 17 is provided in the middle thereof. The flow rate of the saponifying agent is adjusted or the supply is stopped and the supply is started by opening and closing the on-off valve 17.

  The discharge port 23 of the discharge hose 4 is inserted into a dust remover 9 disposed in the grease wrap A, and a large number of through holes 10 are opened in the dust remover 9, so When passing through the dust remover 9, dust and sludge in the soap solution are separated and removed. The soap solution passing through the dust remover 9 is filtered, decolored, deodorized, etc. by the filter H disposed under the dust remover 9 and then flows down into the grease strap A. The arrangement location and the number of arrangement of the filter H can be selected so as to improve the efficiency of filtration, decolorization, and deodorization.

(Embodiment 3 of drainage treatment apparatus of grease strap)
Another example of the embodiment of the drainage treatment apparatus of the present invention will be described with reference to FIG. This embodiment is also a case where a saponifying agent is used as the treating agent. As shown in FIG. 4, the drainage treatment apparatus 1 is common to that described in the first embodiment in that a case 13 includes a pumping pump 5, a discharge pump 6, and a saponifying agent container 7 similar to those in FIG. 2. However, the drainage treatment described in the first embodiment is provided with a treatment tank 30 that stores the drainage B sucked by the pumping pump 5 in the case 13 and further stirs by adding a saponifying agent. Different from the device.

  The treatment tank 30 is a tank that can store the waste liquid B and the saponifying agent in a mixed manner. As shown in FIG. 4, the transfer hose 8 is inserted and the waste liquid B sucked by the pump 5 is treated. It is sent into the tank 30. Further, a saponifying agent supply path 14 connected to the saponifying agent container 7 is also inserted into the processing tank 30 so that the saponifying agent is supplied. A dust remover 9 is provided in the processing tank 30, and a stirring device 31 including a rotating shaft 32 and a blade 33 is disposed in the processing tank 30, and liquid is discharged in the processing tank 30 by the rotation of the stirring device 31. B and the saponifying agent are agitated and mixed to form a soap liquor, and the dust and sludge of the soap liquor are separated and removed by the dust remover 9. The soap solution in the treatment tank 30 is sucked into the discharge pump 6 through the hose 12 and sent from the outlet side of the discharge pump 6 into the discharge hose 4 to be returned into the grease strap A or discharged into sewage. It is like that. The soap solution is filtered, decolored, deodorized, etc. by the filter H and then discharged. The arrangement location and the number of arrangement of the filter H can be selected so as to improve the efficiency of filtration, decolorization, and deodorization.

(Embodiment 4 of drainage treatment apparatus of grease strap)
Another example of the embodiment of the drainage treatment apparatus of the present invention will be described with reference to FIG. This embodiment is also a case where a saponifying agent is used as the treating agent. As shown in FIG. 5, the drainage treatment apparatus 1 has a pump 50 (not shown) housed in a case 50, and operates the pump to pump the drainage B in the grease strap A. The liquid B is passed through the pump to be liquefied with soap and discharged from the outlet hose 55 on the outlet side. The discharge port of the discharge hose 55 is set in the dust remover 56, and the soap solution mixed with the waste liquid B discharged from the discharge hose 55 and the soap solution is discharged to the dust remover 56. Although the dust and sludge are separated and removed, it is the same as that of the second embodiment of the drainage treatment apparatus 1 except that the case 50 is suspended by a lifting tool 58, the saponifying agent container 7 and the saponifying agent. The supply path 14 is connected to the pump, and an opening 51 for taking in the drainage B of the grease strap A is provided on the side of the case 50, and the drainage B taken in from the opening 51 is pumped up. It differs from the drainage processing apparatus 1 of Embodiment 2 in that it can be sucked up.

  The case 50 is sized to accommodate the pumping pump, and an opening 51 for taking in the drainage B in the grease strap A is provided on the side surface of the case 50. The opening 51 shown in FIG. 5 is an example, and the size, number, and formation position of the opening 51 can be arbitrarily selected. The case 50 is provided with a storage space 53 for temporarily storing the drainage B taken from the opening 51, and the drainage B stored in the storage space 53 is pumped up by the pump. It can be sucked in.

  The case 50 is hung on a lifting tool 58 on a long rod-like or pipe-like support material 60 that extends around the periphery of the grease strap A, and can be moved up and down by operating an elevator (for example, winch) 61. A filter H is disposed under the dust remover 56 so that the soaped liquid flowing down from the dust remover 56 is filtered, decolored, deodorized, and the like by the filter H. The hanger 58 is a metal chain, but may be other than that, for example, a rope, a band, or the like. The support tool 60 may be one or two or more.

In addition to the peripheral edge of the grease strap A, the suspension tool 58 can be suspended and suspended by, for example, a support member 60 installed above the grease strap A. More specifically, the top plate of the grease strap A is removed, and a support member 60 such as a square H pipe or an elongated bar is laid on the opening, and the suspension member 58 is used to suspend the support member 60. it can. By suspending the drainage treatment apparatus 1 with the elevator 61, even if the amount of the liquid in the grease strap A is reduced, the drainage can be surely pumped up by the pump. The elevator 61 can be easily moved up and down by operating the elevator 61.
The number of the support members 60 can be arbitrarily selected. For example, when two or more support members 60 are installed, the drainage treatment apparatus 1 can be stably suspended.

(Another embodiment of the drainage treatment apparatus of grease strap)
The above-described hanger 58 can be used by being attached to the drainage treatment apparatus 1 described in the first and second embodiments of the drainage treatment apparatus 1.

  As shown in FIGS. 2, 4, and 5, when the drainage treatment apparatus 1 is used outside the grease strap A, the pumping hose 3 and / or the draining hose 4 should be long. In addition, it is preferable that the liquid can be pumped up and discharged even if the amount of the drainage B in the grease strap A decreases.

  The pumping hose 3, the discharge hose 4, the saponifying agent supply path 14, etc. are provided with electromagnetic valves, and the electromagnetic valves are automatically opened when necessary to suck out the drainage B and the saponifying agent, and stir and mix to liquefy the soap. The soap liquefaction can be automatically stopped by automatically stirring and mixing. In this case, a timer can be linked to the pump and the discharge pump, and the pumps can be operated at predetermined intervals so that the grease trap A can be cleaned periodically.

  Separation means for separating dust and sludge from the waste liquid B or soaped liquid is not limited to the bowl-shaped dust remover 9 as shown in FIG. 2, but can be any other means. Therefore, for example, it is possible to provide a centrifuge in the flow path of the waste liquid B or soaped liquid to separate dust and sludge from the drained liquid B or soaped liquid.

  The drainage treatment apparatus according to the present invention is not limited to a configuration that includes wheels 15 and a handle 16 as shown in FIG. 2 and can be pushed and traveled, and may be fixed or mounted on a cart or automobile. Etc. are also possible. Moreover, each component of the drainage treatment apparatus 1 can be mounted on a separate carriage.

  In the present invention, not only a saponifying agent that can soap the oil in the drainage as a treatment agent, but also various types of agents such as emulsifiers, detergents, surfactants, and bleaching agents that can decompose, mix, and purify the oil in the drainage. An oil treating agent can be used. In addition, those that can mix water and oil, those that can decompose oil, those that can clean oil stains, those that are compatible with the environment and pollution, those that are excellent in biodegradability, etc. can be used, especially alkaline liquids are suitable .

  In the drainage treatment method of the present invention, the drainage or the treatment liquid may be passed through the filter in any step, and may be passed in one or more steps. In the drainage treatment apparatus of the present invention, the filter may be disposed at any location in the treatment process, and may be disposed at one or more locations.

DESCRIPTION OF SYMBOLS 1 Drainage processing apparatus 3 Pumping hose 4 Discharging hose 5 Pumping pump 5a (pumping pump) connection pipe 6 Discharge pump 6a (discharging pump) connecting pipe 7 Treatment agent container 8 Transfer hose 9 Dust removal device 10 Through hole 11 Tray 12 Hose 13 Case 14 Treatment agent supply path 15 Wheel 16 Handle 17 On-off valve 20 Pumping pump 21 Case 22 Suction port 23 Discharge port 24 Support base 30 Treatment tank 31 Stirring device 32 Rotating shaft 33 Blade 50 Case 51 Opening 53 Saving space 55 Discharge Hose 56 Dust remover 58 Lifting tool 60 Support material 61 Elevator A Grease strap B Drainage C Basket D Partition E Oil and fat F Moisture G Trap H Filter M Motor

Claims (8)

  The treatment agent is put into the waste liquid in the grease trap, and the treatment agent and the waste liquid are mixed and stirred in the grease trap to make the waste liquid a treatment solution, or pumped up with a pump without mixing and stirring. Mix and agitate in the pump to make it a processing liquid and discharge it inside or outside the grease trap, and filter or decolorize and pass a filter having a deodorizing function in the drainage or processing liquid in any one or more of the above steps. A drainage treatment method for grease wrap characterized by the above.   The drainage liquid in the grease trap is pumped up by the pump, and the treatment agent is sucked in. The pumps are mixed and stirred to discharge the waste liquid into the treatment liquid as a treatment liquid. A drainage treatment method for grease trap, wherein the drainage or treatment liquid is filtered, decolored, and passed through a filter having a deodorizing function in two or more steps.   3. The grease trap drainage processing method according to claim 1 or 2, wherein the pump is suspended or installed in the drain of the grease trap, and the pump is moved up and down by an elevator. Drainage treatment method.   The drainage treatment device that converts the wastewater in the grease trap to the treatment liquid with the treatment agent comprises a pumping pump, a treatment agent container, and a filter. The pumping pump pumps up the wastewater in the greasetrap and the treatment agent in the treatment agent container. The drained liquid pumped up and the sucked processing agent are mixed and stirred to make the drained liquid into a processing liquid, and the processing liquid can be discharged into or out of the grease trap. A grease trap drainage treatment apparatus characterized by being able to filter, decolorize and deodorize liquid.   5. The grease trap drainage processing apparatus according to claim 4, further comprising a discharge pump for discharging the processing liquid discharged from the pumping pump to the inside or outside of the grease trap. .   6. The grease trap drainage treatment apparatus according to claim 4 or 5, further comprising a recovery tool for collecting the waste liquid or dust in the treatment liquid.   The drainage treatment apparatus for grease strap according to any one of claims 4 to 6, further comprising a support base capable of supporting the pump in the grease strap or a suspension device capable of being suspended, and the support base is height-adjusted. Thus, the lifting device can adjust the height of the pumping pump in the grease strap by the lifting operation of the elevator.   8. A grease trap drainage treatment apparatus according to claim 4, wherein the grease trap drainage treatment apparatus is mounted on a movable body.

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