Oil-containing wastewater filter pressing device for car washing station

Abstract

The utility model discloses a car washing station oily wastewater filter pressing device which comprises a wastewater tank and an oil collecting tank, and an oil guide groove extending to the position above the oil collecting tank is formed in the wastewater tank and used for conveying oil. A plurality of clamping grooves are fixed in the inner wall of the wastewater tank, and filter plates are movably clamped in the clamping grooves and used for filtering and separating oil and water; a limiting assembly is mounted on the wastewater tank and is used for clamping and limiting the filter plate; the utility model relates to the technical field of wastewater treatment, in particular to an oily wastewater filter pressing device for a car washing station, which comprises a wastewater tank, a filter pressing mechanism is mounted on the wastewater tank and used for filter pressing of oily wastewater, the filter pressing mechanism comprises a fixing frame fixed on the wastewater tank, an air cylinder is mounted on the fixing frame, and a piston rod penetrating through the fixing frame is mounted at the output end of the air cylinder. The problems of low separation efficiency, low separation rate and incapability of completely separating oil and water due to the fact that an existing oil wastewater oil separation filtering device is used for separating waste oil by virtue of a precipitation mechanism are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a filter press device for oily wastewater in a car wash. Background Art

[0002] Some existing oily wastewater treatment devices in car washes use pistons to clamp the pipes to allow the water to flow out slowly when treating the wastewater. This makes it difficult to separate the waste oil from the wastewater, which is not conducive to recycling and also results in low work efficiency. At the same time, after filtering the dirt in the wastewater, it is inconvenient for the staff to clean and replace the filter plate, which can easily cause blockage inside the device and damage the filter plate, thereby reducing the service life of the filter plate.

[0003] In order to solve the above problems, patent CN202223190443.0 discloses an oil-separating and filtering device for oily wastewater, including a storage box, a feeding mechanism is arranged inside the storage box, a filtering mechanism is arranged inside the storage box, a sedimentation mechanism is arranged on the right side of the storage box, two fixed columns are fixedly connected to the bottom end of the storage box, a water outlet is arranged at the rear end of the sedimentation mechanism, an oil storage box is arranged on the right side of the sedimentation mechanism, the feeding mechanism includes a feeding port, a funnel, a water pump 1, an output pipe, a water pump 2, an oil outlet 1 and a water outlet pipe, the outer wall of the water outlet pipe is arranged on the left side of the storage box, the oil outlet 1 is connected to the output end of the water pump 2, and the input end of the water pump 2 is connected to the right end of the outer wall of the storage box. In the utility model, firstly, the waste oil in the oily wastewater can be separated for a second time through the feeding mechanism and the sedimentation mechanism, the waste oil can be better recycled, and the work efficiency is also improved.

[0004] The following defects and shortcomings exist in its implementation process: relying on the sedimentation mechanism to separate the waste oil, the separation efficiency is low, the separation rate is slow, and the oil and water cannot be completely separated, so it needs to be improved. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a car wash oily wastewater filter press device, which solves the problem that the existing oily wastewater oil separation filter device relies on a sedimentation mechanism to separate the waste oil, has low separation efficiency and slow separation rate, and cannot completely separate the oil and water.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a car wash oily wastewater filter press device, comprising a wastewater tank and an oil collecting tank, the wastewater tank is equipped with an oil guide groove extending to the top of the oil collecting tank for oil transportation;

[0007] The inner wall of the wastewater tank is fixed with a plurality of slots, and filter plates are movably connected inside the slots for filtering and separating oil and water;

[0008] The waste water tank is provided with a limit assembly for limiting the position of the filter plate after being clamped;

[0009] The wastewater tank is provided with a filter press mechanism for filtering oily wastewater, the filter press mechanism comprising a fixed frame fixed on the wastewater tank, a cylinder mounted on the fixed frame, a piston rod penetrating the fixed frame mounted at the output end of the cylinder, and a filter press plate clamped inside the wastewater tank mounted at the bottom end of the piston rod;

[0010] The fixing frame is provided with a turning mechanism for turning the waste water.

[0011] Preferably, a drain pipe is installed on the wastewater tank for discharging the water separated by the filter plate inside the wastewater tank to the outside.

[0012] Preferably, a feed pipe is installed on the wastewater tank for adding oily wastewater from the car wash into the wastewater tank, and the feed pipe extends into the wastewater tank and is located above the filter press plate.

[0013] Preferably, the limiting assembly comprises a pressing plate, one end of which is hinged to the waste water tank via a hinge, a plurality of pressure strips are fixed on the pressing plate, and both ends of the pressure strips are movably connected to the inside of the card slots.

[0014] Preferably, the outer dimensions of the filter press plate are matched with the inner dimensions of the space enclosed by the slot and the inner wall of the wastewater tank.

[0015] Preferably, the flipping mechanism comprises a motor fixed on a fixing frame, a rotating shaft is mounted on an output end of the motor, and a flipping blade is fixedly mounted on the rotating shaft.

[0016] Beneficial Effects

[0017] The utility model provides a filter press device for oily wastewater in a car wash. Compared with the prior art, it has the following beneficial effects:

[0018] 1. A filter press device for oily wastewater in a car wash, a filter plate is installed inside a wastewater tank for oil-water filtering and separation treatment, the separated water is discharged outward through a drain pipe, a card slot is installed through the inner wall of the wastewater tank, the filter plate is movably connected inside the card slot, and a limit assembly is installed on the wastewater tank, the limit assembly includes a pressing plate, a hinge, etc. After the filter plate is installed, the pressing plate is rotated to cover the filter plate and connected to the inside of the card slot through a pressure strip to press and fix the filter plate. This installation structure is convenient for quickly sliding the filter plate out of the card slot, which is convenient for the staff to clean the filter plate, is not easy to cause blockage, and also improves the service life of the filter plate.

[0019] 2. A filter press device for oily wastewater in a car wash is provided. A filter press mechanism is installed on a wastewater tank. The filter press mechanism includes a fixed frame, a cylinder, etc. The cylinder is started to drive the piston rod to extend and retract, which can drive the filter press plate to rise and fall inside the wastewater tank, so that the oily wastewater inside the wastewater tank can be squeezed by the filter press plate. The oil and water are quickly separated by pressurization to improve the separation efficiency. At the same time, the filter press plate can filter out impurities in the wastewater to reduce filter plate clogging. A flip mechanism is installed on the fixed frame. The separated oil and filtered impurities will float on the upper layer of wastewater inside the wastewater tank. The motor drives the flip blade to rotate, which can move the oil and impurities through the oil guide groove into the oil collecting tank for collection, thereby achieving complete separation of oil and water with high separation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second viewing angle;

[0022] Figure 3 It is a schematic diagram of the structure of the filter pressing mechanism and the turning mechanism of the utility model.

[0023] In the figure: 1. waste water tank; 2. filter plate; 3. slot; 4. limit assembly; 41. pressure plate; 42. hinge; 43. pressure strip; 5. oil collecting box; 6. oil guide groove; 7. drain pipe; 8. feed pipe; 9. filter press mechanism; 91. fixing frame; 92. cylinder; 93. piston rod; 94. filter press plate; 10. flip mechanism; 101. motor; 102. rotating shaft; 103. flip blade. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-3 , the utility model provides two technical solutions:

[0026] Embodiment 1:

[0027] A car wash oily wastewater filter press device comprises a wastewater tank 1 and an oil collecting tank 5, wherein the wastewater tank 1 is provided with an oil guide groove 6 extending to the top of the oil collecting tank 5 for oil transportation;

[0028] A plurality of slots 3 are fixed on the inner wall of the wastewater tank 1, and filter plates 2 are movably connected inside the slots 3 for filtering and separating oil and water;

[0029] A limit assembly 4 is installed on the wastewater tank 1 to limit the position of the filter plate 2 after being clamped;

[0030] A filter press mechanism 9 is installed on the wastewater tank 1 for filtering oily wastewater. The filter press mechanism 9 includes a fixing frame 91 fixed on the wastewater tank 1, a cylinder 92 is installed on the fixing frame 91, a piston rod 93 penetrating the fixing frame 91 is installed at the output end of the cylinder 92, and a filter press plate 94 clamped inside the wastewater tank 1 is installed at the bottom end of the piston rod 93;

[0031] A turning mechanism 10 is installed on the fixing frame 91 for turning over the waste water.

[0032] Embodiment 2:

[0033] The main difference from the first embodiment is:

[0034] A filter press device for oily wastewater in a car wash, wherein a drain pipe 7 is installed on the wastewater tank 1 for discharging the water separated by the filter plate 2 inside the wastewater tank 1 to the outside, so as to facilitate the separate collection of the separated water; a feed pipe 8 is installed on the wastewater tank 1 for adding the oily wastewater from the car wash into the wastewater tank 1, the feed pipe 8 extends to the inside of the wastewater tank 1 and is located above the filter press plate 94, and the oily wastewater from the car wash can be preliminarily filtered through the filter press plate 94 after being added into the wastewater tank 1; a limit assembly 4 includes a pressing plate 41, one end of the pressing plate 41 is hinged to the wastewater tank 1 through a hinge 42, a plurality of pressure strips 43 are fixed on the pressing plate 41, and the two ends of the pressure strips 43 are respectively movably connected to the inside of the card slot 3, after the filter plate 2 is installed, the pressing plate 41 is rotated to cover the filter plate 2 and is connected to the inside of the card slot 3 through the pressure strips 43 to press and fix the filter plate 2, and this installation structure facilitates the filter plate 2 to slide quickly from the card slot 3 Pull out; the outer dimensions of the filter plate 94 are adapted to the inner dimensions of the space enclosed by the card slot 3 and the inner wall of the wastewater tank 1. The start cylinder 92 drives the piston rod 93 to extend and retract, which can drive the filter plate 94 to rise and fall inside the wastewater tank 1, so that the oily wastewater inside the wastewater tank 1 can be squeezed by the filter plate 94, and the oil and water are quickly separated by pressurization to improve the separation efficiency. At the same time, the filter plate 94 can filter out impurities in the wastewater and reduce the clogging of the filter plate 2; the flip mechanism 10 includes a motor 101 fixed to the fixed frame 91, and a rotating shaft 102 is installed at the output end of the motor 101. A flip blade 103 is fixedly installed on the rotating shaft 102. The separated oil and filtered impurities will float on the upper layer of the wastewater inside the wastewater tank 1, so that the motor 101 drives the flip blade 103 to rotate, and the oil and impurities can be moved through the oil guide groove 6 into the oil collecting tank 5 for collection, thereby achieving complete separation of oil and water.

[0035] When the oily wastewater filter press device of the car wash is in use, a filter plate 2 is installed inside the wastewater tank 1 for oil-water filtering and separation treatment, and the separated water is discharged outwardly through the drain pipe 7, and a card slot 3 is installed through the inner wall of the wastewater tank 1, and the filter plate 2 is movably connected to the inside of the card slot 3, and a limiting component 4 is installed on the wastewater tank 1, and the limiting component 4 includes a pressing plate 41, a hinge 42, etc. After the filter plate 2 is installed, the pressing plate 41 is rotated to cover the filter plate 2 and is connected to the inside of the card slot 3 through a pressure strip 43 to press and fix the filter plate 2. This installation structure is convenient for the filter plate 2 to slide and pull out of the card slot 3 quickly, which is convenient for the staff to clean the filter plate 2, and it is not easy to cause clogging, and the service life of the filter plate 2 is also improved. A filter press mechanism 9 is installed on the box 1, and the filter press mechanism 9 includes a fixing frame 91, a cylinder 92, etc. By starting the cylinder 92 to drive the piston rod 93 to extend and retract, the filter press plate 94 can be driven to rise and fall inside the wastewater tank 1, so that the oily wastewater inside the wastewater tank 1 can be squeezed by the filter press plate 94, and the oil and water can be quickly separated by pressurization to improve the separation efficiency. At the same time, the filter press plate 94 can filter out impurities in the wastewater to reduce the clogging of the filter plate 2, and a flip mechanism 10 is installed on the fixing frame 91. The separated oil and filtered impurities will float on the upper layer of the wastewater inside the wastewater tank 1, so that the motor 101 drives the flip blade 103 to rotate, and the oil and impurities can be moved through the oil guide groove 6 into the oil collecting tank 5 for collection, thereby achieving complete separation of oil and water with high separation efficiency.

[0036] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A filter press device for oily wastewater in a car wash, comprising a wastewater tank (1) and an oil collecting tank (5), characterized in that: The waste water tank (1) is provided with an oil guide groove (6) extending to the top of the oil collecting tank (5) for oil transportation; The wastewater tank (1) has a plurality of slots (3) fixed on its inner wall, and filter plates (2) are movably connected inside the slots (3) for filtering and separating oil and water; The waste water tank (1) is provided with a limit assembly (4) for limiting the position of the filter plate (2) after being clamped; The wastewater tank (1) is provided with a filter press mechanism (9) for filtering oily wastewater, the filter press mechanism (9) comprising a fixing frame (91) fixed on the wastewater tank (1), a cylinder (92) being installed on the fixing frame (91), a piston rod (93) penetrating the fixing frame (91) being installed at the output end of the cylinder (92), and a filter press plate (94) clamped in the wastewater tank (1) being installed at the bottom end of the piston rod (93); The fixing frame (91) is provided with a turning mechanism (10) for turning the waste water.

2. A car wash oily wastewater filter press device according to claim 1, characterized in that: The waste water tank (1) is provided with a drainage pipe (7) for discharging water filtered and separated by the filter plate (2) inside the waste water tank (1) to the outside.

3. A car wash oily wastewater filter press device according to claim 1, characterized in that: The wastewater tank (1) is provided with a feed pipe (8) for adding oily wastewater from the car wash into the wastewater tank (1); the feed pipe (8) extends into the wastewater tank (1) and is located above the filter press plate (94).

4. A car wash oily wastewater filter press device according to claim 1, characterized in that: The limiting assembly (4) comprises a pressing plate (41), one end of which is hinged to the waste water tank (1) via a hinge (42), a plurality of pressing strips (43) are fixed to the pressing plate (41), and both ends of the pressing strips (43) are movably clamped in the inside of the clamping slot (3).

5. The oily wastewater filter press device for a car wash according to claim 1, characterized in that: The outer dimensions of the filter press plate (94) are compatible with the inner dimensions of the space enclosed by the slot (3) and the inner wall of the waste water tank (1).

6. The oily wastewater filter press device for a car wash according to claim 1, characterized in that: The turning mechanism (10) comprises a motor (101) fixed on a fixing frame (91), a rotating shaft (102) being installed at the output end of the motor (101), and a turning blade (103) being fixedly installed on the rotating shaft (102).

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