阅读说明：本技术 沼液过滤器 (Biogas slurry filter ) 是由 杜静 程学顺 奚永兰 苗晓 胡传杰 鲍少杨 于 2019-12-13 设计创作，主要内容包括：本发明提供了一种沼液过滤器,包括箱体、设置在箱体上的进料口、设置在箱体内且在进料口下方的过滤装置、螺旋挤压机,物料经过过滤装置过滤到箱体的底部,过滤装置包括从上到下依次设置的第一过滤网、第二过滤网、第三过滤网,第一过滤网的孔径大于第二过滤网的孔径大于第三过滤网的孔径,第一过滤网与进料口相接触,在第三过滤网的下方、箱体的侧面的底端设置有排液口,还能防止过滤的液体内含有细小的杂质随着液体的流动排出,进而堵塞管网。第一过滤网、第二过滤网、第三过滤网均与螺旋挤压机的入口相连接,物料通过过滤装置的过滤后,不会对管网造成堵塞,过滤后的废渣滑动到螺旋挤压机的入口,螺旋挤压机对废渣进行处理。(The invention provides a biogas slurry filter, which comprises a box body, a feed inlet arranged on the box body, a filtering device arranged in the box body and below the feed inlet, and a screw extruder, wherein materials are filtered to the bottom of the box body through the filtering device, the filtering device comprises a first filtering net, a second filtering net and a third filtering net which are sequentially arranged from top to bottom, the aperture of the first filtering net is larger than that of the second filtering net and larger than that of the third filtering net, the first filtering net is in contact with the feed inlet, liquid discharge ports are arranged below the third filtering net and at the bottom end of the side surface of the box body, and fine impurities in filtered liquid can be prevented from being discharged along with the flowing of the liquid, so that a pipe network is blocked. First filter screen, second filter screen, third filter screen all are connected with screw extruder's entry, and the material passes through filter equipment's filtration back, can not cause the jam to the pipe network, and the waste residue after the filtration slides the entry to screw extruder, and screw extruder handles the waste residue.)

1. A biogas slurry filter is characterized by comprising a box body (1), a feed inlet (2) arranged on the box body (1), a filtering device arranged in the box body (1) and below the feed inlet (2), and a screw extruder (3), wherein the filtering device is sequentially provided with a first filter screen (4), a second filter screen (5) and a third filter screen (6) from top to bottom, the aperture of the first filter screen (4) is larger than that of the second filter screen (5) and larger than that of the third filter screen (6), the first filter screen (4) is contacted with the feed port (2), a liquid outlet (7) is arranged at the bottom end of the side surface of the box body (1) and below the third filter screen (6), the first filter screen (4), the second filter screen (5) and the third filter screen (6) are all connected with an inlet of the screw extruder (3).

2. The biogas slurry filter according to claim 1, wherein a vibration motor (8) and a second support frame (13) for supporting the vibration motor (8) are arranged in the box body (1), and the second support frame (13) is fixed on the inner side wall of the box body (1).

3. The biogas slurry filter according to claim 1, wherein the filter device comprises a first support frame fixed on the box body (1), and the first filter screen (4), the second filter screen (5) and the third filter screen (6) are arranged on the first support frame.

4. The biogas slurry filter according to claim 1, wherein the first filter screen (4), the second filter screen (5) and the third filter screen (6) are all obliquely arranged, and the heights of the ends, close to the feed port (2), of the first filter screen (4), the second filter screen (5) and the third filter screen (6) are higher than the heights of the ends, close to the screw extruder (3).

5. The biogas slurry filter according to claim 4, wherein the inclination angle of the third filter screen (6) is smaller than the inclination angles of the first filter screen (4) and the second filter screen (5).

6. The biogas slurry filter according to claim 4, wherein the first filter (4) has a pore size of 0.5 mm, the second filter (5) has a pore size of 0.3 mm, and the third filter (6) has a pore size of 0.1 mm.

7. The biogas slurry filter according to claim 1, wherein the screw extruder (3) comprises a rotating shaft (9) and a motor (10) for driving the rotating shaft (9) to rotate, a spiral disc (11) is arranged on the rotating shaft (9), and the inlet of the screw extruder (3) is parallel to the rotating shaft (9).

8. Biogas slurry filter according to claim 1, characterized in that the screw extruder (3) is provided with two outlets, one of which is to discharge the extruded liquid and the other one is to discharge the extruded waste residue.

9. The biogas slurry filter according to claim 1, wherein the first filter screen (4), the second filter screen (5) and the third filter screen (6) are made of stainless steel.

10. Biogas slurry filter according to claim 1, characterized in that a bracket (12) is arranged below the tank (1).

Technical Field

The invention relates to the technical field of liquid filtration, in particular to a biogas slurry filter.

Background

At present, biogas is widely used as an environment-friendly energy source, particularly, the biogas is more commonly used in circular agriculture, excrement of animals and straws in planting are used as main sources of biogas raw materials in the breeding process, the prepared biogas can meet the requirements of cooking and basic life, and waste residue liquid extracted from a biogas digester can be used as a fertilizer to provide nutrition for crops.

When people use waste residue liquid for irrigation, a pipe network for conveying liquid is often blocked, so that the liquid cannot be conveyed normally, and a large amount of labor and working time are wasted in the maintenance process.

The problem that people are easy to block the pipe network during irrigation is mainly solved by researching how to solve the problem.

Disclosure of Invention

The invention aims to provide a biogas slurry filter to solve the problem that a pipe network is easily blocked when people irrigate.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides a biogas slurry filter which comprises a box body, a feed inlet arranged on the box body, a filtering device arranged in the box body and below the feed inlet, and a screw extruder, wherein the filtering device is sequentially provided with a first filter screen, a second filter screen and a third filter screen from top to bottom, the aperture of the first filter screen is larger than that of the second filter screen and larger than that of the third filter screen, the first filter screen is in contact with the feed inlet, a liquid discharge port is arranged at the bottom end of the side face of the box body and below the third filter screen, and the first filter screen, the second filter screen and the third filter screen are all connected with an inlet of the screw extruder.

Preferably, a vibration motor and a second support frame for supporting the vibration motor are arranged in the box body, and the second support frame is fixed on the inner side wall of the box body.

Preferably, the filtering device comprises a first support frame fixed on the box body, and the first support frame is provided with the first filter screen, the second filter screen and the third filter screen.

Preferably, the first filter screen, the second filter screen, the third filter screen all inclines to set up, first filter screen, the second filter screen, the third filter screen is close to the height that highly is higher than of the one end of feed inlet is close to screw extruder one end.

Preferably, the inclination angle of the third filter screen is smaller than the inclination angles of the first filter screen and the second filter screen.

Preferably, the aperture of the first filter is 0.5 mm, the aperture of the second filter is 0.3 mm, and the aperture of the third filter is 0.1 mm.

Preferably, the screw extruder comprises a rotating shaft and a motor for driving the rotating shaft to rotate, wherein a screw disc is arranged on the rotating shaft, and an inlet of the screw extruder is parallel to the rotating shaft.

Preferably, the screw extruder is provided with two outlets, one of which is to discharge extruded liquid and the other of which is to discharge extruded waste.

Preferably, the first filter screen, the second filter screen and the third filter screen are all made of stainless steel.

Preferably, a bracket is arranged below the box body.

The technical scheme provided by the self-application document has the following beneficial effects:

the invention provides a biogas slurry filter, which comprises a box body, a feed inlet arranged on the box body, a filtering device arranged in the box body and below the feed inlet, and a screw extruder, wherein the feed inlet is preferentially arranged at the upper half part of the box body, and materials are filtered to the bottom of the box body through the filtering device, the filtering device comprises a first filtering net, a second filtering net and a third filtering net which are sequentially arranged from top to bottom, the aperture of the first filtering net is larger than that of the second filtering net, the aperture of the second filtering net is larger than that of the third filtering net, the filtering device is provided with three layers of filtering nets, the service life of the filtering nets can be prolonged, waste residues in liquid can be filtered, the first filtering net is in contact with the feed inlet, a liquid discharge port is arranged at the bottom end of the side surface of the box body and below the third filtering net, the bottom end of the side, and fine impurities contained in the filtered liquid can be prevented from being discharged along with the flowing of the liquid, so that a pipe network is blocked. Wherein, first filter screen, second filter screen, third filter screen all are connected with screw extruder's entry, and the material passes through filter equipment's filtration back, and the granule that holds in the liquid is very little, can not cause the jam to the pipe network, and the waste residue after the filtration slides screw extruder's entry, and screw extruder handles the waste residue.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram illustrating the construction of a biogas slurry filter according to an exemplary embodiment;

fig. 2 is a top view illustrating a biogas slurry filter according to an exemplary embodiment.

In the figure: 1. a box body; 2. a feed inlet; 3. a screw extruder; 4. a first filter screen; 5. a second filter screen; 6. a third filter screen; 7. a liquid discharge port; 8. a vibration motor; 9. a rotating shaft; 10. a motor; 11. a spiral disk; 12. a support; 13. a second support frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

This embodiment provides a natural pond liquid filter to solve the problem that people cause the pipe network to block up easily when watering.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.

Referring to fig. 1-2, the invention provides a biogas slurry filter, which comprises a box body 1, a feed port 2 arranged on the box body 1, a filtering device arranged in the box body 1 and below the feed port 2, and a screw extruder 3, wherein the feed port 2 is preferentially arranged at the upper half part of the box body 1, materials are filtered to the bottom of the box body 1 through the filtering device, the filtering device comprises a first filtering net 4, a second filtering net 5 and a third filtering net 6 which are sequentially arranged from top to bottom, the aperture of the first filtering net 4 is larger than that of the second filtering net 5 than that of the third filtering net 6, the filtering device is provided with three layers of filtering nets, the service life of the filtering nets can be prolonged, waste residues in liquid can be filtered, the first filtering net 4 is in contact with the feed port 2, a liquid discharge port 7 is arranged at the bottom end of the side face of the box body 1 and below the third, the bottom end of the side surface of the box body 1 is the bottom end of the peripheral surface of the box body 1, and the liquid discharge port 7 is arranged on the side surface, so that fine impurities contained in the filtered liquid can be prevented from being discharged along with the flowing of the liquid. Wherein, first filter screen 4, second filter screen 5, third filter screen 6 all are connected with screw extruder 3's entry, and the material passes through filter equipment's filtration back, and the granule that holds in the liquid is very little, can not cause the jam to the pipe network, and the waste residue after the filtration slides the entry to screw extruder 3, and screw extruder 3 handles the waste residue.

Wherein filter equipment not only includes the three-layer filter screen, can also include more filter screens, can also set up to one deck or two-layer equally, in order to guarantee the filter effect at that time, avoids filter equipment's overweight simultaneously, and priority filter equipment is provided with the three-layer.

In this embodiment, be provided with vibrating motor 8 in the box 1 and be used for supporting vibrating motor 8's second support frame 13, second support frame 13 is fixed on the inside wall of box 1, and vibrating motor 8 drives box 1 overall movement at the during operation, and first filter screen 4, second filter screen 5, third filter screen 6 are at the in-process of vibrations for the material flows, accelerates to filter, improves filter equipment's work efficiency.

In this embodiment, the filtering apparatus includes a first support frame fixed on the box body 1, the first support frame is provided with a first filter screen 4, a second filter screen 5 and a third filter screen 6, for installation convenience, the first filter screen 4, the second filter screen 5 and the third filter screen 6 are arranged on the first support frame, and the first support frame is fixed on the inner side wall of the box body 1. Wherein, in order to increase the vibration effect, the first support frame and the second support frame 13 can be arranged into an integral structure.

In this embodiment, first filter screen 4, second filter screen 5, the equal slope setting of third filter screen 6, first filter screen 4, second filter screen 5, the height that highly is higher than being close to 3 one ends of screw extruder of the one end of third filter screen 6 near feed inlet 2 make things convenient for the material to move down, and the waste residue after conveniently filtering simultaneously flows to screw extruder 3.

In this embodiment, the inclination angle of the third filter 6 is smaller than the inclination angles of the first filter 4 and the second filter 5. The inclination angle of the third filter 6 is reduced, and the force of the third filter 6 dropping to the bottom of the box body 1 can be reduced.

In the preferred scheme that this embodiment provided, the aperture of first filter screen 4 is 0.5 millimeter, the aperture of second filter screen 5 is 0.3 millimeter, the aperture of third filter screen 6 is 0.1 millimeter, and the first layer filter screen filters the material of the great piece in the waste residue at first, and second filters, third filter screen 6 filters in proper order, and then obtains the liquid that does not contain the waste residue, avoids liquid to block up the pipe network.

In this embodiment, the screw extruder 3 includes a rotating shaft 9 and a motor 10 for driving the rotating shaft 9 to rotate, a screw disc 11 is disposed on the rotating shaft 9, an inlet of the screw extruder 3 is parallel to the rotating shaft 9, the screw disc 11 is wound around the rotating shaft 9 along an extending direction of the rotating shaft 9, the motor 10 drives the rotating shaft 9 to move, and further drives the rotating disc to rotate, and the rotating disc brings away the waste slag, so as to avoid extruding the position of the inlet of the screw extruder 3.

In this embodiment, the screw extruder 3 is provided with two outlets, one of the outlets discharges the extruded liquid, the other outlet discharges the extruded waste slag, a large amount of water is still present in the waste slag, in order to avoid waste, the waste slag is extruded in the screw extruder 3, one of the outlets is the outlet discharging the liquid, the other outlet discharges the extruded waste slag, and the extruded waste slag contains less water, so that the subsequent treatment is performed by the staff.

In this embodiment, the first filter screen 4, the second filter screen 5, and the third filter screen 6 are made of stainless steel, which is a kind of steel with weak corrosion resistance to air, steam, water, etc. or with stainless property, so as to prolong the service life of the first filter screen 4, the second filter screen 5, and the third filter screen 6.

In this embodiment, the support 12 that is used for supporting box 1 is provided with in the below of box 1, supports box 1, avoids box 1 to place subaerial, makes things convenient for people to accept the liquid after the filtration simultaneously.

The application document provides a biogas slurry filter, which comprises a box body 1, a feed port 2 arranged on the box body 1, a filtering device arranged in the box body 1 and below the feed port 2, and a screw extruder 3, wherein the feed port 2 is preferentially arranged at the upper half part of the box body 1, and materials are filtered to the bottom of the box body 1 through the filtering device, wherein the filtering device comprises a first filter screen 4, a second filter screen 5 and a third filter screen 6 which are sequentially arranged from top to bottom, the aperture of the first filter screen 4 is larger than that of the second filter screen 5 and is larger than that of the third filter screen 6, the first filter screen 4, the second filter screen 5 and the third filter screen 6 are all obliquely arranged, the height of one end of the first filter screen 4, the second filter screen 5 and the third filter screen 6 close to the feed port 2 is higher than that of one end close to the screw extruder 3, so that the materials can move downwards, and simultaneously, the filtered waste residues can flow, the first filter screen 4, the second filter screen 5, the aperture of the third filter screen 6 is 0.5 millimeter respectively, 0.3 millimeter, 0.1 millimeter, first filter screen 4, the second filter screen 5, the third filter screen 6 sets up on first support frame, first support frame is fixed on box 1, still include vibrating motor 8, support vibrating motor 8's second support frame 13, second support frame 13 sets up on box 1, preferentially set up first support frame and second support frame 13 as an organic whole structure, first filter screen 4 contacts with feed inlet 2, below the third filter screen 6, the bottom of the side of box 1 is provided with leakage fluid dram 7, the bottom of the side of box 1 said is the global bottom of box 1, set up leakage fluid dram 7 in the side, can also prevent that the filterable liquid contains tiny waste residue and discharges along with the flow of liquid. Wherein, first filter screen 4, second filter screen 5, third filter screen 6 all are connected with screw extruder 3's entry, the material passes through filter equipment's filtration back, and the granule that holds in the liquid is very little, can not lead to the fact the jam to the pipe network, and the waste residue after the filtration slides screw extruder 3's entry, and screw extruder 3 handles the waste residue, so sets up, and the filter screen that has the different apertures of three-layer filters liquid, has avoided the waste residue to get into the pipe network, leads to the fact the jam to the pipe network.

It should be noted that the terms "first," "second," "third," and the like, as used herein, are not intended to limit the specific order, but merely to distinguish one element from another or function. The described upper and lower parts are indicated when the biogas slurry filter is in the state of being arranged as shown in figure 1.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.