CN217909394U - Kitchen waste water oil-water separator - Google Patents

Abstract

The utility model discloses a kitchen waste water oil-water separation device, which relates to the technical field of kitchen waste water treatment, and comprises a settling tank, a top cover is arranged above the settling tank, a water inlet pipe is fixedly connected to one side of the settling tank, and the inside of the settling tank is close to the inlet. One side of the water pipe is provided with a slag-separating net, which is fixedly connected to the top cover, and the side of the slag-separating net close to the water inlet pipe is provided with a water inlet, and the water inlet is connected with the water inlet pipe. The side is hinged with a spring shaft, and the bottom of the spring shaft is fixedly connected with a sealing plate. The sealing plate is set at the water inlet. After the injection is completed, the sealing plate resets under the rebound effect of the spring shaft, and the sealing plate cooperates with the sealing gasket to seal the water inlet, thereby avoiding the backflow of waste water as much as possible, resulting in a decrease in the oil-water separation efficiency of waste water.

Description

A kitchen wastewater oil-water separation device

technical field

The utility model relates to the technical field of kitchen wastewater treatment, in particular to a kitchen wastewater oil-water separation device.

Background technique

With the improvement of people's living standards, the number of hotels, restaurants, and guesthouses has increased accordingly. The oil in the kitchen waste sewage discharge has not been separated and recycled, and it is directly discharged into the surrounding rivers and lakes, which is likely to cause blockage of sewer pipes and lead to serious water environment. Pollution, it can be seen that separating and collecting the dirty oil in the kitchen drainage is an important measure to prevent water resources from being polluted, and effectively solves the secondary pollution caused by the dining table.

According to the publication number CN210065257U, a kitchen wastewater oil-water separation device is disclosed, which includes a device body and an oil filter box. In the utility model, kitchen waste water is discharged into the dry-wet separation box at one end of the device body through the waste water inlet, and the garbage filter tank inside the dry-wet separation box will filter and collect food residues or vegetable leaves in the waste water, and the waste water carries oil It enters the oil-water separation tank through the filter screen. As the water level rises, the oil floats on the surface of the waste water. When the water level rises to cover the top surface of the oil filter box, it will flow into the oil tank and flow from the oil discharge through the oil delivery port. The valve is discharged, and the sewage enters the drainage tank through the gap between the oil-water separation plate and the water storage plate. The waste water is treated by the activated carbon inside the drainage tank, and then discharged through the drain. This device can effectively remove food residues, oil and The water is separated to prevent the oil from entering the discharge pipe and causing scaling inside the discharge pipe, and the oil in the waste water can be collected to facilitate the cleaning of the oil.

In view of the above, the applicant believes that in the above utility model, the garbage filter tank inside the dry-wet separation box will filter and collect food residues or vegetable leaves in the wastewater, and there is no prevention at the entrance of the wastewater or at the port of the filter tank. Backflow seal structure or device, if there are many impurities in the wastewater to block the filter tank, resulting in a decrease in filtration efficiency, the wastewater in the filter tank will have a backflow phenomenon, which will affect the next step of oil-water separation, and the odor in the wastewater will also It will follow the reverse flow of the pipeline.

Utility model content

The purpose of this utility model is to provide a kitchen wastewater oil-water separation device, which aims to effectively solve the problem that the entrance of the wastewater or the port of the filter tank in the prior art does not involve a structure or device to prevent backflow sealing. More impurities block the filter tank, resulting in a decrease in filtration efficiency, and the wastewater in the filter tank will flow back, affecting the next step of oil-water separation.

In order to solve the above problems, the utility model adopts the following technical solutions:

A kitchen wastewater oil-water separation device, comprising a settling tank, a top cover is arranged on the top of the settling tank, a water inlet pipe is fixedly connected to one side of the settling tank, and a water inlet pipe is installed on the side of the settling tank close to the water inlet pipe The slag-separating net is fixedly connected to the top cover, and a water inlet is opened on the side of the slag-separating net close to the water inlet pipe, and the water inlet is connected with the water inlet pipe. A spring shaft is hinged on one side of the water inlet, and a sealing plate is fixedly connected to the bottom of the spring shaft, and the sealing plate is arranged at the water inlet, and a sealing gasket is fixedly connected to the inner side of the slag separating net and on the other side of the water inlet. The sealing plate is in contact with the sealing pad, and after the waste water is injected, the sealing plate is reset under the rebound effect of the spring shaft, and the sealing plate and the sealing pad cooperate to seal the water inlet, thereby avoiding the backflow of the waste water as far as possible, resulting in waste water The efficiency of oil-water separation decreases.

As a preferred solution of the present invention, the inner bottom surface of the slag separating net is rotatably connected with two crushing shafts, and the two crushing shafts are fixedly connected with multiple groups of crushing knives along the outer diameter, and the two crushing shafts are coaxial A transmission wheel is fixedly connected, a transmission belt is set between the transmission wheels, and a first gear is coaxially fixedly connected to the crushing shaft on one side, and the first gear is located below the transmission wheel.

As a preferred solution of the present utility model, a first bracket is fixedly connected to the side wall of the settling tank, the first bracket is located below the water inlet pipe, and a first motor is fixedly installed above the first bracket. The output end of the first motor is connected to the second gear through transmission, and the second gear is meshed with the first gear through the slag separating screen.

As a preferred solution of the present utility model, the inner bottom surface of the settling tank is fixedly connected with two first partitions, and the inner side of the top cover is fixedly connected with two second partitions, and the first partition and the second The partitions are misplaced.

As a preferred solution of the present utility model, a heating device is fixedly connected to the inner side of the top cover, and a plurality of groups of heat conducting rods are fixedly connected to the bottom of the heating device at equal intervals, and the heating device and the heat conducting rods are arranged on two second between partitions.

As a preferred solution of the present utility model, the inside of the settling tank is rotatably connected with a rotating shaft, the rotating shaft is arranged on one side of the heat conducting rod, and the rotating shaft is fixedly connected with multiple sets of scrapers at equal intervals along the outer diameter , the side of the rotating shaft away from the heat conducting rod is provided with an oil collecting tank, the oil collecting tank is fixedly connected to the second partition, and the side of the oil collecting tank close to the scraper is fixedly connected with a swash plate.

As a preferred solution of the present utility model, a second bracket is fixedly connected to the side near the rotating shaft outside the settling tank, and a second motor is fixedly installed above the second bracket, and the output of the second motor The end is connected with the rotating shaft transmission.

As a preferred solution of the present utility model, the inside of the settling tank is fixedly connected with an L-shaped guard plate on the side far away from the slag separation net, so a lift pump is fixedly installed on the inner side of the L-shaped guard plate, and the lift pump is far away from the L-shaped guard plate. One side of the shaped guard plate is fixedly connected with a clean water pipe, and the clean water pipe passes through the settling tank and extends to the outside.

Compared with the prior art, the utility model has the advantages of:

(1) In order to avoid the reflux of kitchen wastewater as much as possible, resulting in a decrease in the oil-water separation efficiency of wastewater, the sedimentation tank is connected to the external drainage equipment through the water inlet pipe. Filter the impurities in the waste water. After the waste water is injected, the sealing plate resets under the rebound effect of the spring shaft, and the sealing plate and the sealing gasket cooperate to seal the water inlet, so as to avoid the backflow of the waste water as much as possible, resulting in oily water in the waste water Separation efficiency drops.

(2) In order to improve the collection efficiency of the slag screen, the first motor can directly drive the first gear to rotate, and the crushing shaft on one side can be rotated under the cooperation of the first gear and the second gear, and the drive belt can make the The crushing shafts on the other side rotate synchronously. When the two sets of crushing shafts rotate, the larger impurities in the slag separation net are broken by the crushing knife, so as to improve the collection efficiency of the slag separation net and avoid manual cleaning of the slag separation net as much as possible. Trouble.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the settling tank of the present utility model;

Fig. 2 is a schematic side sectional view of the overall device of the present invention;

Fig. 3 is the enlarged schematic diagram of the structure at A in Fig. 2 of the present utility model;

Fig. 4 is the enlarged schematic diagram of the structure at B in Fig. 2 of the present utility model;

Fig. 5 is an enlarged schematic diagram of the structure at C in Fig. 2 of the present invention.

Explanation of symbols in the figure:

1. Settling box; 2. Top cover; 3. Inlet pipe; 4. First support; 5. First motor; 6. Slag separation net; 61. Water inlet; 62. Spring shaft; 63. Sealing plate; Sealing gasket; 65, crushing shaft; 66, first gear; 67, transmission wheel; 68, transmission belt; 69, crushing knife; 7, first partition; 8, second partition; 9, heating device; 10, heat conduction Rod; 11, rotating shaft; 12, scraper; 13, oil collection tank; 131, inclined plate; 14, second motor; 15, L-shaped guard plate; 16, lift pump; 17, clean water pipe; 18, second Gear; 19, the second support.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, those skilled in the art can obtain all other Embodiments all belong to the protection scope of the utility model.

In the description of the present utility model, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer" and "top/bottom" are based on the orientations shown in the drawings or positional relationship, are only for the convenience of describing the utility model and simplifying the description, and do 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 therefore cannot be construed as a limitation of the utility model . In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "set with", "sleeve/connection", "connection", etc. should be understood in a broad sense, for example "Connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be two components Internal connectivity. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Example:

Please refer to Figure 1-5, a kitchen waste water oil-water separation device, including a settling tank 1, a top cover 2 is arranged above the settling tank 1, a water inlet pipe 3 is fixedly connected to one side of the settling tank 1, and the inside of the settling tank 1 is close to One side of the water inlet pipe 3 is provided with a slag separation net 6, the slag separation net 6 is fixedly connected with the top cover 2, and the side of the slag separation net 6 close to the water inlet pipe 3 is provided with a water inlet 61, and the water inlet 61 is connected with the water inlet pipe 3, A spring shaft 62 is hinged on the inner side of the slag-separating net 6 and located at the side of the water inlet 61. A sealing plate 63 is fixedly connected to the bottom of the spring shaft 62. The sealing plate 63 is arranged at the water inlet 61. The other side of the nozzle 61 is fixedly connected with a gasket 64 , and the sealing plate 63 is against the gasket 64 .

In a further embodiment, in order to avoid the reflux of kitchen waste water as much as possible, causing the oil-water separation efficiency of waste water to drop, the sedimentation tank 1 is connected to the external drainage equipment through the water inlet pipe 3, and when the waste water enters the slag separation net 6 through the water inlet 61, the waste water is pushed out. Open into the slag separation net 6 to filter the impurities in the waste water. After the waste water is injected, the sealing plate 63 is reset under the rebound effect of the spring shaft 62, and the sealing plate 63 and the sealing gasket 64 cooperate with the water inlet 61. Sealing is carried out to avoid the backflow of waste water as much as possible, resulting in a decrease in the oil-water separation efficiency of waste water.

Specifically, the inner bottom surface of the slag separating net 6 is rotatably connected with two crushing shafts 65, and the two crushing shafts 65 are fixedly connected with multiple groups of crushing knives 69 along the outer diameter. A transmission belt 68 is sleeved between the wheels 67, a first gear 66 is coaxially fixedly connected to the crushing shaft 65 on one side, the first gear 66 is located below the transmission wheel 67, and a first bracket is fixedly connected to the side wall of the sedimentation tank 1 4. The first bracket 4 is located below the water inlet pipe 3, and the first motor 5 is fixedly installed above the first bracket 4. The output end of the first motor 5 is connected to the second gear 18 through transmission, and the second gear 18 passes through the slag separation. The net 6 is engaged with the first gear 66 .

In a further embodiment, in order to improve the collection efficiency of the slag screen 6, the first motor 5 can directly drive the first gear 66 to rotate, and under the cooperative transmission of the first gear 66 and the second gear 18, one side of the broken shaft 65 realizes the rotation, and through the transmission of the transmission belt 68, the crushing shaft 65 on the other side rotates synchronously. When the two sets of crushing shafts 65 rotate, the larger impurities in the slag screen 6 are crushed by the crushing knife 69, thereby lifting the screen. The collection efficiency of the slag net 6 avoids the trouble of manually cleaning the slag net 6 frequently.

Specifically, two first partitions 7 are fixedly connected to the inner bottom of the settling tank 1, and two second partitions 8 are fixedly connected to the inner side of the top cover 2, and the first partitions 7 and the second partitions 8 are arranged in a misaligned manner.

In a further embodiment, the cavity inside the settling tank 1 is separated by the cooperation of the first partition 7 and the second partition 8, thereby improving the efficiency of oil-water separation in kitchen wastewater.

Specifically, a heating device 9 is fixedly connected to the inner side of the top cover 2 , and a plurality of groups of heat conducting rods 10 are fixedly connected to the bottom of the heating device 9 at equal intervals.

In a further embodiment, due to the density, after a period of precipitation, the oil floats above the water layer, and standing for a long time may cause the oil layer to solidify into a block, so that the heat conduction rod 10 is heated by the heating device 9 output, and then the thermally conductive rod 10 will re-liquefy the solidified oil layer for subsequent collection.

Specifically, the inside of the settling tank 1 is rotatably connected with a rotating shaft 11, and the rotating shaft 11 is arranged on one side of the heat conducting rod 10. The rotating shaft 11 is fixedly connected with multiple sets of scrapers 12 at equal intervals along the outer diameter, and the rotating shaft 11 is far away from the heat conducting rod. One side of 10 is provided with an oil collecting tank 13, and the oil collecting tank 13 is fixedly connected to the second partition 8, and the side of the oil collecting tank 13 close to the scraper 12 is fixedly connected with a swash plate 131, and the outer side of the settling tank 1 is close to one side of the rotating shaft 11. A second bracket 19 is fixedly connected to the side, and a second motor 14 is fixedly installed above the second bracket 19 , and the output end of the second motor 14 is connected to the rotating shaft 11 in transmission.

In a further embodiment, the oil layer is collected through the oil collection tank 13, and the second motor 14 can drive the rotating shaft 11 to rotate. While rotating, the scraper 12 will hang the oil layer into the oil collection tank 13, and through the obliquely arranged inclined The plate 131 improves the efficiency of the oil layer entering the oil collection tank 13 .

Specifically, the side of the settling tank 1 away from the slag separation net 6 is fixedly connected with an L-shaped guard plate 15, so the inner side of the L-shaped guard plate 15 is fixedly installed with a lift pump 16, and the lift pump 16 is far away from the side of the L-shaped guard plate 15. One side is fixedly connected with a clean water pipe 17, and the clean water pipe 17 passes through the sedimentation tank 1 and extends to the outside.

In a further embodiment, after sedimentation and the action of the scraper 12 , the water layer is separated to the side away from the slag screen 6 , and the water layer is drained out through the cooperation of the lift pump 16 and the clean water pipe 17 .

working principle:

When the utility model is in use, the sedimentation tank 1 is connected to the external drainage equipment through the water inlet pipe 3, and when the waste water enters the slag separation net 6 through the water inlet 61, the waste water is pushed away and enters the slag separation net 6, thereby filtering impurities in the waste water , after the waste water injection is completed, the sealing plate 63 resets under the rebound effect of the spring shaft 62, and the sealing plate 63 cooperates with the sealing gasket 64 to seal the water inlet 61, thereby avoiding the backflow of the waste water as much as possible, resulting in the oil-water separation efficiency of the waste water Due to the density, after a period of precipitation, the oil floats above the water layer, and the second motor 14 is activated to drive the rotating shaft 11 to rotate, and the scraper 12 will hang the oil layer into the oil collection tank 13 while rotating.

The above is only a preferred embodiment of the present utility model, but the scope of protection of the present utility model is not limited thereto. Anyone familiar with the technical field is within the technical scope disclosed by the utility model. Any equivalent replacement or change of the technical solution and its improved concept should be covered by the protection scope of the present utility model.

Claims (8)

1. A kitchen wastewater oil-water separation device, comprising a settling tank (1), is characterized in that: the top of the settling tank (1) is provided with a top cover (2), and one side of the settling tank (1) is fixed A water inlet pipe (3) is connected, and a side of the sedimentation tank (1) close to the water inlet pipe (3) is provided with a slag separation net (6), and the slag separation net (6) is fixedly connected to the top cover (2) , the side of the slag-separating net (6) near the water inlet pipe (3) is provided with a water inlet (61), the water inlet (61) is connected with the water inlet pipe (3), and the slag-separating net (6) A spring shaft (62) is hinged inside and on one side of the water inlet (61), and a sealing plate (63) is fixedly connected below the spring shaft (62), and the sealing plate (63) is arranged on the water inlet (61) At the inner side of the slag separating screen (6) and on the other side of the water inlet (61), a gasket (64) is fixedly connected, and the sealing plate (63) is against the gasket (64). 2. A kitchen wastewater oil-water separation device according to claim 1, characterized in that: the inner bottom surface of the slag separating net (6) is rotatably connected with two crushing shafts (65), and the two crushing shafts (65) A plurality of sets of crushing knives (69) are fixedly connected along the outer diameter, and transmission wheels (67) are fixedly connected coaxially on the two crushing shafts (65), and a transmission belt (68) is sleeved between the transmission wheels (67). ), the crushing shaft (65) on one side is coaxially fixedly connected with a first gear (66), and the first gear (66) is located below the transmission wheel (67). 3. A kitchen wastewater oil-water separation device according to claim 2, characterized in that: a first bracket (4) is fixedly connected to the side wall of the settling tank (1), and the first bracket (4) Located below the water inlet pipe (3), a first motor (5) is fixedly installed above the first bracket (4), and the output end of the first motor (5) is connected to a second gear (18) in transmission, The second gear (18) is engaged with the first gear (66) through the slag separating screen (6). 4. A kitchen wastewater oil-water separation device according to claim 1, characterized in that: the inner bottom surface of the settling tank (1) is fixedly connected with two first partitions (7), and the top cover (2) Two second partitions (8) are fixedly connected to the inner side of the first partition (7) and the second partition (8) are arranged in a misaligned manner. 5. A kitchen wastewater oil-water separation device according to claim 4, characterized in that: a heating device (9) is fixedly connected to the inner side of the top cover (2), and the bottom of the heating device (9) is equally spaced A plurality of sets of heat conducting rods (10) are fixedly connected, and the heating device (9) and the heat conducting rods (10) are arranged between two second partitions (8). 6. A kitchen wastewater oil-water separation device according to claim 1, characterized in that: the inside of the settling tank (1) is rotatably connected to a rotating shaft (11), and the rotating shaft (11) is arranged on a heat conducting rod (10), the rotating shaft (11) is fixedly connected with multiple sets of scrapers (12) at equal intervals along the outer diameter, and the side of the rotating shaft (11) away from the heat conducting rod (10) is provided with an oil collection tank (13), the oil collecting tank (13) is fixedly connected to the second partition (8), and the side of the oil collecting tank (13) close to the scraper (12) is fixedly connected with a sloping plate (131). 7. A kitchen wastewater oil-water separation device according to claim 6, characterized in that: a second bracket (19) is fixedly connected to the side of the outside of the settling tank (1) close to the rotating shaft (11), so that A second motor (14) is fixedly installed above the second bracket (19), and the output end of the second motor (14) is connected to the rotating shaft (11) in transmission. 8. A kitchen wastewater oil-water separation device according to claim 1, characterized in that: the side of the settling tank (1) away from the slag separating net (6) is fixedly connected with an L-shaped guard plate (15), The inner side of the L-shaped guard plate (15) is fixedly equipped with a lift pump (16), and the side of the lift pump (16) away from the L-shaped guard plate (15) is fixedly connected with a clean water pipe (17). The clean water pipe (17) extends to the outside through the settling tank (1).

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