CN217729763U

CN217729763U - Solid-liquid separator with secondary isolation mechanism

Info

Publication number: CN217729763U
Application number: CN202221782772.1U
Authority: CN
Inventors: 尹永红; 尹永平
Original assignee: Guangzhou Hamei Environmental Protection Technology Co ltd
Current assignee: Guangzhou Hamei Environmental Protection Technology Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-11-04
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses a solid-liquid separation machine with secondary isolation mechanism, because the bottom of drum is provided with a plurality of sieve meshes, keep apart the collecting vat and be fixed in the below of drum, the back flow switches on with the export of keeping apart the collecting vat, and the back flow is arranged in the solid-liquid that mixes the liquid with collecting before the separation to flow back again and mixes the liquid for when the less particulate matter of diameter is extruded through the sieve mesh, and the less particulate matter of these diameters can directly fall into and keep apart the collecting vat, and the back flow is flowed to the export of collecting vat is kept apart to the rethread, then flows back again in the solid-liquid that separates before mixing the liquid, carries out cyclic separation once more. The particles with smaller diameters can not be mixed into the filtered liquid, so that the solid-liquid separation ratio is increased, the solid content in the filtered liquid is reduced, the separation effect is improved, the separation efficiency of the solid-liquid separator is greatly improved, the separation cost of the solid-liquid separator is greatly reduced, and the product competitiveness of the solid-liquid separator is improved.

Description

Solid-liquid separator with secondary isolation mechanism

Technical Field

The utility model relates to a breed solid-liquid separation of sewage and equip the field, more specifically say, relate to a solid-liquid separation machine with secondary isolation mechanism.

Background

The inclined screen extrusion type solid-liquid separator is a filtering device mainly used for carrying out solid-liquid separation on a solid-liquid mixture, the water content of solid slag particles subjected to preliminary separation by an inclined plate circular tube filter screen is still high, and the solid slag particles are required to be further extruded and dehydrated. In the process of conveying and extruding the solid slag particles by the auger, a part of particulate matters with smaller diameters are extruded through the mesh opening at the bottom of the conveying pipe, so that the particulate matters with smaller diameters can be mixed into the filtered liquid, the solid-liquid separation ratio is reduced, the solid content in the filtered liquid is high, the separation effect is influenced, the separation efficiency of the solid-liquid separator is greatly reduced, the separation cost of the solid-liquid separator is greatly improved, the product competitiveness of the solid-liquid separator is reduced, and the ever-increasing quality requirements of production enterprises cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve makes the less particulate matter of diameter not sneak into in the liquid after the filtration. Because the bottom of drum is provided with a plurality of sieve meshes, keeps apart the collecting vat and is fixed in the below of drum, the back flow switches on with the export of keeping apart the collecting vat, the back flow is arranged in the solid-liquid mixture before the separation that returns the solid-liquid mixture of collecting again for when the less particulate matter of diameter was extruded through the sieve mesh, the less particulate matter of these diameters can directly fall into and keep apart the collecting vat, the export of rethread isolation collecting vat flows to the back flow, then returns again in the solid-liquid mixture before the separation, again carry out the circulation separation. The particle materials with smaller diameters cannot be mixed into the filtered liquid, so that the solid-liquid separation ratio is increased, the solid content in the filtered liquid is reduced, the separation effect is improved, the separation efficiency of the solid-liquid separator is greatly improved, the separation cost of the solid-liquid separator is greatly reduced, the product competitiveness of the solid-liquid separator is improved, and the ever-increasing quality requirements of production enterprises are met.

The utility model discloses the technical problem that will solve realizes through following technical scheme:

in order to solve the technical problem, the utility model provides a solid-liquid separator with a secondary isolation mechanism, which comprises a frame, an inclined screen, a solid slag collecting tank, a spiral extrusion dehydrator, an isolation collecting tank and a return pipe, wherein the solid slag collecting tank is fixed on the frame and is positioned below the tail end of the inclined screen; the spiral extrusion dehydrator comprises a cylinder fixed in the solid slag collecting tank and a spiral auger mechanism arranged in the cylinder, and a plurality of sieve pores are arranged at the bottom of the cylinder; the isolation collecting groove is fixed below the cylinder; the backflow pipe is communicated with an outlet of the isolation collecting tank and used for reflowing the collected solid-liquid mixed liquid to the solid-liquid mixed liquid before separation.

As the utility model provides a solid-liquid separation machine's an preferred embodiment with secondary isolation mechanism, the export of keeping apart the collecting vat is circular opening, circular opening is connected with the sump pit, the opening part in sump pit is connected with the collecting pipe, the collecting pipe with the back flow switches on.

As the utility model provides a solid-liquid separation machine's an preferred embodiment with secondary isolation mechanism, keep apart the cross sectional shape of collecting vat and be the V style of calligraphy.

As the utility model provides a preferred embodiment of solid-liquid separation machine with secondary isolation mechanism, keep apart the collecting vat slope setting, the export of keeping apart the collecting vat is located wholly keep apart the minimum of collecting vat.

As the utility model provides a preferred embodiment of solid-liquid separation machine with secondary isolation mechanism, at least one square notch, every have been seted up in proper order to the bottom of drum be fixed with the pipe filter screen on the square notch, be provided with a plurality ofly on the pipe filter screen the sieve mesh.

As the utility model provides a preferred embodiment of solid-liquid separation machine with secondary isolation mechanism, spiral auger mechanism includes rotation axis and helical blade, helical blade locates on the rotation axis, helical blade includes first helical blade and second helical blade, first helical blade with the clearance has between the drum, second helical blade is made by wear-resisting plastics or elastic material, second helical blade's edge butt joint to on the inner wall of drum.

As the utility model provides a solid-liquid separation machine's a preferred embodiment with secondary isolation mechanism, first helical blade is metal helical blade, first helical blade with rotation axis welded fastening.

As the utility model provides a preferred embodiment of solid-liquid separation machine with secondary isolation mechanism, first helical blade with drum clearance fit, second helical blade with drum interference fit.

As the utility model provides a preferred embodiment of the solid-liquid separation machine with secondary isolation mechanism, the second helical blade is fixed in through the fastener on the first helical blade.

As the utility model provides a preferred embodiment of the solid-liquid separation machine with secondary isolation mechanism, the fastener is the screw.

The utility model discloses following beneficial effect has:

because the bottom of drum is provided with a plurality of sieve meshes, keeps apart the collecting vat and is fixed in the below of drum, the back flow switches on with the export of keeping apart the collecting vat, the back flow is arranged in the solid-liquid mixture before the separation that returns the solid-liquid mixture of collecting again for when the less particulate matter of diameter was extruded through the sieve mesh, the less particulate matter of these diameters can directly fall into and keep apart the collecting vat, the export of rethread isolation collecting vat flows to the back flow, then returns again in the solid-liquid mixture before the separation, again carry out the circulation separation. The particle with smaller diameter can not be mixed into the filtered liquid, so that the solid-liquid separation ratio is increased, the solid content in the filtered liquid is reduced, the separation effect is improved, the separation efficiency of the solid-liquid separator is greatly improved, the separation cost of the solid-liquid separator is greatly reduced, the product competitiveness of the solid-liquid separator is improved, and the ever-increasing quality requirements of production enterprises are met.

Drawings

In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is a schematic structural diagram of a solid-liquid separator with a secondary isolation mechanism according to the present invention.

Fig. 2 is a schematic bottom view of the structure of fig. 1.

FIG. 3 is a schematic diagram of the structure of the isolation collection tank of FIG. 2.

Fig. 4 is a schematic structural view of the cylinder of fig. 2.

Fig. 5 is a schematic structural diagram of the spiral auger mechanism in fig. 1.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The utility model provides a solid-liquid separator with a secondary isolation mechanism, which comprises a frame 1, an inclined screen 2, a solid residue collecting tank 3, a spiral extrusion dehydrator 4, an isolation collecting tank 5 and a return pipe 6, wherein the inclined screen 2 is obliquely fixed on one side of the frame 1; the solid slag collecting tank 3 is fixed on the frame 1 and is positioned below the tail end of the inclined screen 2; the spiral extrusion dehydrator 4 comprises a cylinder 41 fixed in the solid slag collecting tank 3 and a spiral auger mechanism 42 arranged in the cylinder 41, and a plurality of sieve holes 43 are arranged at the bottom of the cylinder 41; the isolated collection tank 5 is fixed below the cylinder 41; the return pipe 6 is communicated with an outlet of the isolation collecting tank 5, and the return pipe 6 is used for returning the collected solid-liquid mixed liquid to the solid-liquid mixed liquid before separation again.

Because the bottom of drum 41 is provided with a plurality of sieve meshes 43, keep apart the collecting vat 5 and be fixed in the below of drum 41, back flow 6 switches on with the export of keeping apart the collecting vat 5, back flow 6 is arranged in returning the solid-liquid mixture of collecting back again to the solid-liquid mixture before the separation for when the less particulate matter of diameter is extruded through sieve mesh 43, the less particulate matter of these diameters can directly fall into and keep apart the collecting vat 5, the export of rethread isolation collecting vat 5 flows out back flow 6, then return again to the solid-liquid mixture before the separation in, carry out circulation separation once more. The particle with smaller diameter can not be mixed into the filtered liquid, so that the solid-liquid separation ratio is increased, the solid content in the filtered liquid is reduced, the separation effect is improved, the separation efficiency of the solid-liquid separator is greatly improved, the separation cost of the solid-liquid separator is greatly reduced, the product competitiveness of the solid-liquid separator is improved, and the ever-increasing quality requirements of production enterprises are met.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. The invention is described in detail below with reference to the drawings, wherein examples of the embodiments are shown in the drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 and fig. 2, for the solid-liquid separator with the secondary isolation mechanism provided by the present invention, it includes a frame 1, an inclined screen 2, a solid slag collecting tank 3, a screw extrusion dehydrator 4, an isolation collecting tank 5 and a return pipe 6, wherein the inclined screen 2 is fixed on one side of the frame 1 in an inclined manner; the solid slag collecting tank 3 is fixed on the frame 1 and is positioned below the tail end of the inclined screen 2; the spiral extrusion dehydrator 4 comprises a cylinder 41 fixed in the solid slag collecting tank 3 and a spiral auger mechanism 42 arranged in the cylinder 41, and a plurality of sieve pores 43 are arranged at the bottom of the cylinder 41; the isolated collection tank 5 is fixed below the cylinder 41; the return pipe 6 is communicated with an outlet of the isolation collecting tank 5, and the return pipe 6 is used for returning the collected solid-liquid mixed liquid to the solid-liquid mixed liquid before separation again. Because the bottom of drum 41 is provided with a plurality of sieve meshes 43, keep apart the collecting vat 5 and be fixed in the below of drum 41, back flow 6 switches on with the export of keeping apart collecting vat 5, back flow 6 is arranged in the solid-liquid mixture before the separation that returns again with the solid-liquid mixture of collecting for when the less particulate matter of diameter is extruded through sieve meshes 43, the less particulate matter of these diameters can directly fall into and keep apart collecting vat 5, the export of rethread isolation collecting vat 5 flows out back flow 6, then in the solid-liquid mixture before the separation that returns again, carry out circulation separation once more. The particle materials with smaller diameters cannot be mixed into the filtered liquid, so that the solid-liquid separation ratio is increased, the solid content in the filtered liquid is reduced, the separation effect is improved, the separation efficiency of the solid-liquid separator is greatly improved, the separation cost of the solid-liquid separator is greatly reduced, the product competitiveness of the solid-liquid separator is improved, and the ever-increasing quality requirements of production enterprises are met.

As the preferred embodiment of the present invention, the outlet of the isolation collecting tank 5 is a circular opening, the circular opening is connected with a water collecting bin 7, the opening of the water collecting bin 7 is connected with a collecting pipe 8, and the collecting pipe 8 is connected with the return pipe 6. The solid-liquid mixed liquid collected by the isolation collecting tank 5 flows into the water collecting bin 7, the water collecting bin 7 flows the solid-liquid mixed liquid into the return pipe 6 through the collecting pipe 8, and the return pipe 6 returns the collected solid-liquid mixed liquid to the solid-liquid mixed liquid before separation again, so that the solid-liquid mixed liquid can be subjected to circular separation again.

As the preferred embodiment of the utility model, the cross sectional shape of keeping apart collecting vat 5 is the V style of calligraphy, and V style of calligraphy simple structure, low in manufacturing cost, sexual valence relative altitude.

As the preferred embodiment of the present invention, the isolation collecting tank 5 is inclined, and the outlet of the isolation collecting tank 5 is located entirely at the lowest point of the isolation collecting tank 5, so that all solid-liquid mixed liquid flows out through the outlet of the isolation collecting tank 5 easily, and the occurrence of residue is avoided.

Example 2

Referring to fig. 1 to 4, as a further optimization scheme of embodiment 1, in this embodiment, at least one square notch 44 is sequentially formed at the bottom of the cylinder 41, a circular tube filter screen 45 is fixed on each square notch 44, a plurality of sieve holes 43 are formed in the circular tube filter screen 45, and the isolation collection tank 5 is disposed below the circular tube filter screen 45, so that particulate matters with smaller diameters can fall out through the sieve holes 43, and the separation efficiency of the solid-liquid separator is improved.

Example 3

Referring to fig. 4 and 5, as a further optimized solution of the embodiment 1, in this embodiment, the spiral auger mechanism 42 includes a rotating shaft 421 and a spiral blade, the spiral blade is disposed on the rotating shaft 421, the spiral blade includes a first spiral blade 422 and a second spiral blade 423, a gap is formed between the first spiral blade 422 and the cylinder 41, the second spiral blade 423 is made of wear-resistant plastic or elastic material, and an edge of the second spiral blade 423 abuts against an inner wall of the cylinder 41. Because the existence of first helical blade 422 can guarantee the intensity of spiral auger mechanism 42, and have certain clearance between the inner wall of first helical blade 422 and drum 41 and can avoid producing the friction between the inner wall of first helical blade 422 and drum 41 and lead to first helical blade 422 to produce wearing and tearing, the noise that also can avoid the friction to produce simultaneously, and the edge butt joint of second helical blade 423 is to the inner wall of drum 41, and it chooses for use wear-resisting plastics or elastic material, the inner wall of drum 41 can be hugged closely all the time to the edge of second helical blade 423, avoid the inside moisture of drum 41 to leak, because internal leakage obtains controlling, the dewatering effect has been improved.

As a preferred embodiment of the present invention, the first helical blade 422 is a metal helical blade, and the first helical blade 422 and the rotating shaft 421 are welded and fixed. The strength of the spiral auger mechanism 42 can be further improved, and the cylinder 41 is generally made of metal material, so that direct contact between metal and metal is avoided, and abrasion and noise of the first spiral blade 422 are further avoided. Because the existence of second helical blade 423 for the designable space allowance of first helical blade 422 is enough big, even first helical blade 422 makes first helical blade 422 diminish because errors such as manufacturing error can also compensate through second helical blade 423, reduces the processing degree of difficulty, improves the yield, also avoids producing the condition emergence of scraping or taking place internal leakage with the inner wall of drum 41 when welding deformation produces the error, improves the yield, reduces product cost.

As a preferred embodiment of the present invention, the first helical blade 422 is clearance-fitted with the cylinder 41, so that the clearance between the first helical blade 422 and the inner wall of the cylinder 41 is small enough to prevent internal leakage and ensure the dewatering effect; the second helical blade 423 is in interference fit with the cylinder 41, so that the abutting degree of the second helical blade 423 and the inner wall of the cylinder 41 is not too large, the friction force is increased, the rotating speed of the spiral auger mechanism 42 is improved, and the service life of the second helical blade 423 is prolonged.

As the preferred embodiment of the present invention, the second spiral blade 423 can be directly fixed on the rotating shaft 421, or can be fixed on the first spiral blade 422 through a fastener, and in this embodiment, preferably, the second spiral blade 423 is fixed on the first spiral blade 422 through a fastener, which can make the material of the second spiral blade 423 less, and the structure is lighter, thereby being beneficial to reducing the product cost.

As a preferred embodiment of the present invention, the fastener is a screw. Be equipped with on first helical blade 422 with screw hole that the screw is mutually supported for second helical blade 423 is dismantled easily, can directly lift off the change when second helical blade 423 wears to the certain degree, reduces the maintenance cost.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields, and all the equivalent structures are within the protection scope of the present application.

Claims

1. A solid-liquid separator with a secondary isolation mechanism is characterized by comprising a rack, an inclined screen, a solid slag collecting tank, a spiral extrusion dehydrator, an isolation collecting tank and a return pipe, wherein the solid slag collecting tank is fixed on the rack and is positioned below the tail end of the inclined screen; the spiral extrusion dehydrator comprises a cylinder fixed in the solid slag collecting tank and a spiral auger mechanism arranged in the cylinder, and a plurality of sieve pores are arranged at the bottom of the cylinder; the isolation collecting groove is fixed below the cylinder; the backflow pipe is communicated with an outlet of the isolation collecting tank and used for reflowing the collected solid-liquid mixed liquid to the solid-liquid mixed liquid before separation.

2. The solid-liquid separator with the secondary isolation mechanism according to claim 1, wherein the outlet of the isolation collecting tank is a circular opening, a water collecting bin is connected to the circular opening, a collecting pipe is connected to an opening of the water collecting bin, and the collecting pipe is communicated with the return pipe.

3. The solid-liquid separator with the secondary isolation mechanism according to claim 1, wherein a cross-sectional shape of the isolation collection tank is V-shaped.

4. The solid-liquid separator with the secondary isolation mechanism according to claim 1, wherein the isolation collection tank is disposed obliquely, and an outlet of the isolation collection tank is located at the lowest point of the entire isolation collection tank.

5. The solid-liquid separator with the secondary isolation mechanism according to claim 1, wherein at least one square notch is sequentially formed in the bottom of the cylinder, a round pipe filter screen is fixed on each square notch, and a plurality of sieve holes are formed in the round pipe filter screen.

6. The solid-liquid separator with the secondary isolation mechanism according to claim 1, wherein the spiral auger mechanism comprises a rotating shaft and a spiral blade, the spiral blade is arranged on the rotating shaft, the spiral blade comprises a first spiral blade and a second spiral blade, a gap is formed between the first spiral blade and the cylinder, the second spiral blade is made of wear-resistant plastic or elastic material, and the edge of the second spiral blade is abutted to the inner wall of the cylinder.

7. The solid-liquid separator with the secondary isolation mechanism according to claim 6, wherein the first helical blade is a metal helical blade, and the first helical blade is welded and fixed to the rotating shaft.

8. The solid-liquid separator with the secondary isolation mechanism according to claim 6, wherein the first helical blade is in clearance fit with the cylinder, and the second helical blade is in interference fit with the cylinder.

9. The solid-liquid separator with a secondary isolation mechanism of claim 6, wherein the second helical blade is secured to the first helical blade by a fastener.

10. The solid-liquid separator with a secondary isolation mechanism of claim 9, wherein the fastener is a screw.