CN216614210U - Solid-liquid separation device - Google Patents

Abstract

The utility model discloses a solid-liquid separation device, which comprises a support frame, wherein a box body is arranged on the support frame, a shell is obliquely arranged in the box body, the low-level end of the shell is connected in the box body, a feeding channel communicated with the low-level end of an inner cavity of the shell is arranged on the box body, and a filtering component is arranged on the side wall of the low-level end of the shell; the high-level end of the shell penetrates out of the box body, a discharge pipe is arranged on the side wall of one end, penetrating out of the box body, of the shell, and a feeding mechanism is arranged in the shell and used for conveying solids at the low-level end in the shell to the high-level end and discharging the solids through the discharge pipe; the bottom of box is equipped with first liquid hole, is equipped with the second on the box lower extreme lateral wall and goes out the liquid hole, and the position that the second goes out the liquid hole place is less than casing low level end and is higher than first liquid hole position. The solid-liquid separation device disclosed by the utility model is simple in structure, convenient to install and high in solid-liquid separation efficiency, and can effectively ensure that filtered oil-water mixed liquid is smoothly discharged out of the cavity of the separation device.

Description

Solid-liquid separation device

technical field

The utility model relates to the technical field of catering sewage treatment, in particular to a solid-liquid separation device.

Background technique

Most of the kitchen waste treatment methods are crushed by a shredder and then discharged into the sewer. This treatment method is not conducive to environmental protection, and the food waste is rich in nutrients and has great potential for recycling. There have been many studies on the recycling of food waste at home and abroad. However, in view of the complex composition and high oil content of kitchen waste, scientific pretreatment of kitchen waste to achieve crushing, dehydration, and oil-water separation is the key to recycling it. One of the more important processes is the separation of mixed solids and liquids. At present, the commonly used separation device only separates liquids through natural filtration through screens, and only relies on gravity for simple treatment of kitchen waste, which is not conducive to subsequent resources. processing.

Utility model content

The utility model aims to solve one of the technical problems in the related art at least to a certain extent, and provides a solid-liquid separation device, which has simple structure, convenient installation, high solid-liquid separation efficiency, and can effectively ensure the filtered oil-water mixture. Smooth out the separation device cavity.

The technical scheme adopted by the present utility model is to provide a solid-liquid separation device, which includes a support frame, a box body is arranged on the support frame, and an inclined casing is arranged in the box body. The lower end is connected to the box, the box is provided with a feed channel that communicates with the lower end of the inner cavity of the shell, and the side wall of the lower end of the shell is provided with a filter assembly for filtering out the liquid into the box; The high end of the casing penetrates out of the box body, and a discharge pipe for solid discharge is provided on the side wall of one end of the casing through the box body, and a discharge pipe extending along its length direction is arranged in the casing. The feeding mechanism is used to transport the solids from the low end of the shell to the high end and discharge them through the discharge pipe; the bottom of the box is provided with a first liquid outlet hole, and the side wall of the lower end of the box is provided with a second liquid outlet The position of the second liquid outlet hole is lower than the lower end of the casing and higher than the position of the first liquid outlet hole.

Compared with the prior art, the solid-liquid separation device of the present invention has the following advantages:

In the structure of the utility model, the preliminary separation of the solid waste and the waste liquid is realized through the casing and the filter assembly. In addition, since the casing is arranged obliquely, when the feeding mechanism drives the solid waste to be conveyed from the low end to the high end, The residual waste liquid in the solid waste is further filtered and separated under the action of gravity to ensure that the solid waste discharged from the discharge pipe has a low moisture content; on the other hand, since the liquid waste water filtered into the box contains a large amount of Grease, and most of the oil is suspended on the upper surface of the liquid, so in this structure, most of the mixture of oil and water is discharged from the second liquid outlet at a higher height. The liquid containing less oil at the bottom of the tank can be directly The liquid is discharged from the first liquid outlet hole, and the liquid is discharged through two channels, so that the oil-water mixture in the box can be discharged from the box more efficiently and thoroughly for subsequent processing and collection.

Further, the feeding mechanism includes a rotating shaft extending along the length direction of the casing, the outer wall of the rotating shaft is provided with a helical blade, and the casing is provided with a driving motor for driving the rotating shaft to drive the helical blade to rotate. , so that the solid at the low end of the shell is transferred to the high end and discharged through the discharge pipe.

Still further, a water flow sensor is arranged in the feeding channel, and the feeding mechanism further includes a controller. When the water flow sensor senses a water flow signal, the controller controls the driving motor to operate. In the above structure, a water flow sensor linked with the drive motor is added in the feeding channel, and the water flow sensor is automatically sensed and then the drive motor runs automatically to realize the action of solid-liquid separation, with a high degree of intelligence, accurate control, and energy saving. consumption.

As an improvement, a flexible scraper is detachably connected to the outer end of the helical blade away from the rotating shaft. When the helical blade rotates with the rotating shaft, the flexible scraper is attached to the inner side wall of the housing. swipe together. In the above structure, the solid waste is conveyed through the spiral blade, which has a simple structure and high conveying efficiency.

In a further improvement, a fitting groove is provided at one end of the flexible scraper near the helical blade, and the radially outer end of the helical blade is inserted and fitted in the fitting groove; A groove extending in its length direction. In the above structure, the fitting groove structure improves the stability of the connection structure between the flexible scraper and the helical blade, and a groove is arranged on the outer end face of the flexible scraper to reduce the contact area with the inner side wall of the casing and reduce frictional resistance.

In a further improvement, the radial outer end of the helical blade is provided with a plurality of communication holes along the helical direction. After the communication holes are arranged, the residual liquid in the solid waste conveyed in the casing can be further separated and filtered, and the residual liquid can be collected to the box for unified recovery.

Preferably, the casing is a U-shaped groove with an upward opening, a feeding pipe is provided on the top plate of the box, and the lower end of the feeding pipe extends above the lower end of the U-shaped groove; the U-shaped A plurality of filter holes are arranged on the side wall of the tank. The structure is simple and the filtering is convenient.

In a further improvement, a sealing plate is provided at the open end of the U-shaped groove passing through the box portion. To ensure the sealing of the entire separation device, to avoid the spread of odors.

In a further improvement, the bottom plate of the box body includes an inclined plate and a horizontal plate, the inclined direction of the inclined plate is consistent with the inclined direction of the casing, and the first liquid outlet hole is provided on the horizontal plate. In the above structure, the inclined plate is arranged to facilitate the confluence of the liquid filtered from the casing to the casing.

In a further improvement, the side wall of the box body is provided with an observation window, and the side wall at the upper end of the box body is also provided with a cleaning hole and a sealing cover covering the cleaning hole. In the above-mentioned improved structure, the observation window is provided to facilitate the observation of the situation in the box at any time; in addition, when the spiral blades in the shell interfere and jam, the sealing cover can be opened to temporarily dispose of the garbage in the shell from the position of the cleaning hole.

Description of drawings

FIG. 1 is a schematic structural diagram of the first embodiment of the solid-liquid separation device of the present invention.

Fig. 2 is a half-section schematic diagram of the first embodiment of the solid-liquid separation device of the present invention.

Fig. 3 is the connection structure diagram of the shell and the feeding structure in the present invention. (without motor)

FIG. 4 is a schematic structural diagram of the spiral blade and the flexible scraper according to the second embodiment of the present invention.

Which shows in the figure:

1-support frame, 2-box, 3-shell, 4-discharge pipe, 5-first liquid outlet, 6-second liquid outlet, 7-rotating shaft, 8-spiral blade, 8.1-connection Hole, 9-flexible scraper, 9.1-fitting groove, 9.2-groove, 10-feeding pipe, 11-sealing plate, 12-inclined plate, 13-horizontal plate, 14-observation window, 15-sealing cover, 16- drive motor, 17- flush pipe.

Detailed ways

The present utility model will be further described below with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper, lower", "outer end", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention The novel and simplified description does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the term "connection" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; It can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Example 1:

As shown in Figures 1-3, the present utility model provides a solid-liquid separation device, which includes a support frame 1, and a box body 2 is arranged on the support frame 1. Specifically, the support frame 1 is assembled from a plurality of square tubes. , the box body 2 is connected and fixed on the top of the support frame 1 . The casing 2 is provided with an inclined casing 3, wherein the lower end of the casing 3 is connected to the casing 2, and the casing 2 is provided with a feed channel that communicates with the lower end of the inner cavity of the casing 3, After the catering wastewater is discharged, it can enter the shell 3 through the feeding channel. In addition, the side wall of the lower end of the casing 3 is provided with a filter assembly for filtering the liquid out into the casing 2; the high end of the casing 3 passes through the casing 2, and the casing 3 passes through one end of the casing 2 There is a discharge pipe 4 for solid discharge on the side wall of the shell 3, and a feeding mechanism extending along its length direction is arranged in the shell 3, which is used to transport the solids from the low end in the shell 3 to the high end and pass through the discharge pipe 4. Discharge; the bottom of the box body 2 is provided with a first liquid outlet hole 5, and the lower end side wall of the box body 2 is provided with a second liquid outlet hole 6, and the position of the second liquid outlet hole 6 is lower than the lower end of the shell 3 and higher at the position of the first liquid outlet hole 5.

In the above structure, after the catering wastewater enters the casing 3, under the filtering action of the filter assembly, part of the liquid directly enters the inner cavity of the casing 2, and at the same time, the feeding mechanism operates to remove the solids at the low end in the casing 3. The waste is transported towards the high end until it is discharged from the discharge pipe 4 at the high end, and the solid waste is collected in a centralized manner. During the transportation process of the feeding mechanism, the liquid in the solid waste continues to be filtered away into the box body 2; filtered into the box body 2 The liquid wastewater contains a lot of grease, and most of the grease is suspended on the upper surface of the liquid, so in this structure, most of the grease and water mixture is discharged from the second liquid outlet 6 at a higher height, at the bottom of the tank 2. The liquid containing less grease can be directly discharged from the first liquid outlet 5, and through the dual-channel discharge, the oil-water mixture in the tank 2 can be discharged more efficiently and thoroughly from the tank 2 for subsequent processing and collection. In the above structure, if only the first liquid outlet hole 5 is provided at the bottom of the box body 2, after the liquid with less grease at the bottom is discharged, the grease in the upper layer is likely to accumulate in a large amount on the side wall of the box body 2, which will cause the final oil-water mixing. The liquid is not completely discharged from the tank 2, and as time goes on, there will be more and more grease on the bottom or side walls of the tank 2, which affects the liquid discharge efficiency. In addition, in the above structure, the second liquid outlet hole 6 is arranged at a position lower than the low end of the casing 3, mainly to prevent the liquid from entering the casing 3 after the liquid level in the casing 2 is higher than the low end of the casing 3 , affecting the solid separation efficiency.

In this embodiment, as shown in FIG. 3 , the feeding mechanism includes a rotating shaft 7 extending along the length direction of the casing 3 . The outer wall of the rotating shaft 7 is provided with a helical blade 8 , and the casing 3 is provided with a driving motor 16 . The rotating shaft 7 is driven to drive the helical blade 8 to rotate, so that the solids at the lower end of the casing 3 are transferred to the upper end and discharged through the discharge pipe 4 . And in this embodiment, in order to ensure that the helical blade 7 can filter the liquid more thoroughly when pushing the solid waste, a plurality of communication holes 8.1 are provided at the radial outer end of the helical blade 8 along the helical direction. In this way, when the screw blade 8 drives the solid waste to push the solid waste from bottom to top, the residual water in the solid waste can be continuously filtered out from the filter assembly and the communication hole 8.1 to ensure the water content of the solid waste discharged from the discharge pipe 4. lower.

In the above structure, in order to further improve the requirements of intelligent control, a water flow sensor is arranged in the feeding channel, and the feeding mechanism also includes a controller. When the water flow sensor senses the water flow signal, the controller controls the driving motor 16 to run, and then A water flow sensor linked with the drive motor 16 is added to the feed channel. By automatically sensing the inflow of water, the drive motor 16 runs automatically to realize the action of solid-liquid separation, with a high degree of intelligence, accurate control and energy saving. Specifically, the water flow sensor

In this embodiment, preferably, the casing 3 is a U-shaped groove with an upward opening, and a feeding pipe 10 is provided on the top plate of the casing 2, and the lower end of the feeding pipe 10 extends above the lower end of the U-shaped groove, forming a Feed channel; a plurality of filter holes 3.1 are arranged on the side wall of the U-shaped groove to form a filter assembly. Of course, in other embodiments, a through hole can also be opened on the side wall of the housing 3, and then a filter element is formed in the form of installing a filter screen in the through hole.

As shown in Fig. 2, in order to ensure the sealing of the entire separation device and prevent the spread of odor, a sealing plate 11 is provided at the open end of the U-shaped groove passing through the part of the box body 2. Further, a corresponding exhaust gas collection device may also be provided on the sealing plate 11 , and this structure will not be further described in this embodiment.

On the other hand, as shown in Fig. 2, a flushing pipe 17 is provided on the top plate of the box body 2 and located above the open end of the U-shaped groove. 3. Rinse the inner wall to prevent solid waste from clogging the filter hole 3.1.

In order to further improve the discharge of the oil-water mixture separated from the box body 2, in this embodiment, the bottom plate of the box body 2 includes an inclined plate 12 and a horizontal plate 13, and the inclination direction of the inclined plate 12 is the same as that of the casing 3. The inclination direction is the same, after this setting, when the spiral blade 8 drives the solid waste to move from bottom to top, the residual liquid further filtered out through the filter hole 3.1 on the shell 3 can flow to the tank 2 along the inclined plate 12. lower end. In addition, the first liquid outlet hole 5 is provided on the horizontal plate 13 .

In addition, an observation window 14 is provided on the side wall of the box body 2. Specifically, the observation window 14 is a transparent plate, which is convenient to observe the situation in the box body 2 at any time; the side wall of the upper end of the box body 2 is also provided with The cleaning hole and the sealing cover 15 covered outside the cleaning hole, once the screw blade 8 in the casing 2 interferes and jams, the sealing cover 15 can be opened to temporarily dispose of the garbage in the casing 3 from the cleaning hole position.

Embodiment 2:

The structure of this embodiment is basically the same as that of the first embodiment, and the only difference is:

In this embodiment, a flexible scraper 9 is detachably connected to the outer end of the helical blade 8 away from the rotating shaft 7 . When the helical blade 8 rotates with the rotating shaft 7 , the flexible scraper 9 is connected to the inner side of the casing 3 . The wall fits and slides, this structure can improve the transmission efficiency of the screw blade 8 for solid waste, and avoid the metal screw blade 8 directly contacting the inside of the casing 3 to generate noise, and the metal and metal wear is serious; if there is no contact, leave a gap , then it will affect the spiral transmission of small particle garbage to a certain extent. In this embodiment, the flexible scraper 9, preferably a rubber plate, is in contact with the inner wall of the metal shell 3 to reduce frictional noise; and the flexible scraper 9 slides against the inner wall of the shell 3 to improve the transmission efficiency.

Specifically, a fitting groove 9.1 is provided at one end of the flexible scraper 9 near the helical blade 8, and the radially outer end of the helical blade 8 is inserted and fitted in the fitting groove 9.1; the flexible scraper 9 is provided with corresponding connecting screws , the flexible scraper 9 and the helical blade are detachably connected by connecting screws, and the flexible scraper 9 is easily replaced after being worn.

On the other hand, a groove 9.2 extending along the length direction is provided on the outer end surface of the flexible scraper 9 to reduce the contact area between the flexible scraper 9 and the inner wall of the housing 3 and reduce frictional resistance.

The preferred embodiments of the present utility model have been described above, but should not be construed as limiting the claims. The present invention is not limited to the above embodiments, and its specific structure is allowed to be changed, and all changes made within the protection scope of the claims of the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a solid-liquid separation equipment, includes support frame (1), be equipped with box (2) on support frame (1), its characterized in that: a shell (3) which is obliquely arranged is arranged in the box body (2), the low-level end of the shell (3) is connected in the box body (2), a feeding channel which is communicated with the low-level end of the inner cavity of the shell (3) is arranged on the box body (2), and a filtering component for filtering liquid into the box body (2) is arranged on the side wall of the low-level end of the shell (3); the high-position end of the shell (3) penetrates out of the box body (2), a discharge pipe (4) for discharging solids is arranged on the side wall of one end, penetrating out of the box body (2), of the shell (3), a feeding mechanism extending along the length direction of the feeding mechanism is arranged in the shell (3) and used for conveying the solids at the low-position end in the shell (3) to the high-position end and discharging the solids through the discharge pipe (4); the bottom of box (2) is equipped with first liquid hole (5), be equipped with second liquid hole (6) on the lateral wall of box (2) lower extreme, the position that second liquid hole (6) place is less than casing (3) low level end and is higher than first liquid hole (5) position.

2. The solid-liquid separation apparatus according to claim 1, characterized in that: feeding mechanism includes edge rotation axis (7) that casing (3) length direction extends, be equipped with helical blade (8) on rotation axis (7) outer wall, be equipped with driving motor (16) on casing (3) for it is rotatory to order about rotation axis (7) to drive helical blade (8), and the solid that realizes casing (3) low level end is carried to the high-order end and is discharged through discharging pipe (4).

3. The solid-liquid separation apparatus according to claim 2, characterized in that: the feeding mechanism is characterized in that a water flow sensor is arranged in the feeding channel, the feeding mechanism further comprises a controller, and when the water flow sensor senses a water flow signal, the controller controls the driving motor (16) to operate.

4. The solid-liquid separation apparatus according to claim 2, characterized in that: the outer end part of the spiral blade (8), which is far away from the rotating shaft (7), is detachably connected with a flexible scraper (9), and when the spiral blade (8) rotates along with the rotating shaft (7), the flexible scraper (9) is attached to and slides on the inner side wall of the shell (3).

5. The solid-liquid separation apparatus according to claim 4, characterized in that: an assembling groove (9.1) is formed in one end, close to the spiral blade (8), of the flexible scraper (9), and the radial outer end of the spiral blade (8) is inserted into the assembling groove (9.1) in a matching mode; the outer end face of the flexible scraper (9) is provided with a groove (9.2) extending along the length direction of the flexible scraper.

6. The solid-liquid separation apparatus according to claim 4, characterized in that: the radial outer end of the helical blade (8) is provided with a plurality of communicating holes (8.1) along the helical direction.

7. The solid-liquid separation apparatus according to claim 5, characterized in that: the shell (3) is a U-shaped groove with an upward opening, a feeding pipe (10) is arranged on a top plate of the box body (2), and the lower end of the feeding pipe (10) extends to the upper part of the lower end of the U-shaped groove; the side wall of the U-shaped groove is provided with a plurality of filtering holes (3.1).

8. The solid-liquid separation apparatus according to claim 7, characterized in that: the U-shaped groove penetrates out of the opening end of the box body (2) part and is provided with a sealing plate (11).

9. The solid-liquid separation apparatus according to claim 1, characterized in that: the bottom plate of box (2) includes hang plate (12) and horizontal plate (13), the incline direction of hang plate (12) with the incline direction of casing (3) is unanimous, first play liquid hole (5) are established on horizontal plate (13).

10. The solid-liquid separation apparatus according to claim 1 or 9, characterized in that: the side wall of the box body (2) is provided with an observation window (14), and the side wall of the upper end of the box body (2) is also provided with a cleaning hole and a sealing cover (15) covering the cleaning hole.

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