CN218794519U - Separation device for sludge treatment - Google Patents

Abstract

The utility model discloses a separator for silt is handled, include: the stirring device comprises an outer shell, an inner shell and a stirring mechanism, wherein a first cavity is arranged in the outer shell, a water inlet, a feed inlet and a first discharge port for discharging hard objects are also arranged on the side wall of the outer shell, and the water inlet, the feed inlet and the first discharge port are all communicated with the first cavity; the inner shell is positioned in the first cavity and provided with a second cavity, a slurry channel for introducing slurry and a second discharge port for discharging the slurry, and the first cavity is communicated with the second cavity through the slurry channel; the working end of the stirring mechanism is positioned in the second chamber and is used for stirring the sludge mixture. The technical scheme can realize continuous feeding and continuous discharging, and realizes high-efficiency slurry and high-efficiency mud-stone separation of the stone-containing sludge mixture.

Description

Separation device for sludge treatment

Technical Field

The utility model relates to a silt mixture handles relevant technical field, in particular to separator for silt is handled.

Background

At present, a certain amount of stones are often contained in sludge mixtures discharged from projects such as river and lake dredging, harbor dredging, water area replacement and filling, water area tunnel penetration and the like. In the prior art, slurry and stone separation is generally carried out on a sludge mixture through manual selection or a filter screen, so that the labor intensity is high and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a separator for silt is handled, separator can feed in succession, arrange material, realize containing efficient thick liquid of stone silt mixture, high-efficient mud stone separation in succession.

According to the utility model discloses a separator for silt is handled, include: the stirring device comprises an outer shell, an inner shell and a stirring mechanism, wherein a first cavity is arranged in the outer shell, a water inlet, a feed inlet and a first discharge port for discharging hard objects are also arranged on the side wall of the outer shell, and the water inlet, the feed inlet and the first discharge port are all communicated with the first cavity; the inner shell is positioned in the first cavity and is provided with a second cavity, a slurry channel for introducing slurry and a second discharge port for discharging the slurry, and the first cavity is communicated with the second cavity through the slurry channel; and the working end of the stirring mechanism is positioned in the second chamber and is used for stirring the sludge mixture.

According to the utility model discloses a separator for silt is handled has following beneficial effect at least: through being provided with first cavity and the second cavity that is located first cavity, and rabbling mechanism's work end is located the second cavity, and the mud passageway only supplies mud to pass through. During operation, a sludge mixture enters the first chamber through the feeding hole, the working end of the stirring mechanism works, under the action of centrifugal force, a vortex facing the second chamber is formed in the second chamber and the first chamber, the sludge mixture moves along with the vortex, and due to the fact that the density of hard objects is high, the hard objects are separated from slurry under the action of the centrifugal force, the slurry enters the second chamber through the slurry channel, and the slurry is discharged to the outside through the second discharging hole; the stereoplasm object is under gravity and centrifugal force effect, to the inside wall bottom motion of first cavity, even contact interior casing, the stereoplasm object also can't enter into the second cavity through mud channel and stays between first cavity and the outside of second cavity, under the promotion of rivers, the stereoplasm object moves to first discharge gate department and discharges to the outside, thereby accomplish mud and the separation of stereoplasm object, but this technical scheme continuous feeding, arrange the material in succession, realize containing the high-efficient thick liquid of stone silt mixture, high-efficient mud stone separation.

According to some embodiments of the utility model, the bottom opening setting of interior casing and with the diapire of shell body is connected, just the second bin outlet is located the diapire of shell body.

According to the utility model discloses a some embodiments, the inner wall circumference of shell body is provided with a plurality of vortex archs.

According to some embodiments of the utility model, the diapire of shell body is provided with the lid and establishes the filtration sieve of second bin outlet.

According to some embodiments of the present invention, the inner housing includes a connecting cover and a plurality of plate bodies, the plurality of plate bodies are arranged in the first chamber in a ring shape, the lower end of each plate body is connected to the bottom wall of the outer housing, and the upper end of each plate body is connected to the connecting cover; the second cavity is defined by the matching of the plurality of plate bodies, the connecting cover body and the bottom wall of the outer shell, and the two adjacent plate bodies are arranged at intervals to form the slurry channel.

According to some embodiments of the utility model, rabbling mechanism include driving motor, with driving motor's pivot transmission connect the (mixing) shaft with set up in the stirring paddle leaf of (mixing) shaft, driving motor set up in the shell body, the (mixing) shaft is worn to establish connect the lid and stretch into to the second cavity, stirring paddle leaf is located in the second cavity.

According to some embodiments of the invention, the connecting cover body has a conical or hemispherical shape.

According to some embodiments of the utility model, the lower terminal surface of plate body is the rectangle, uses one to pass through all the circle of the central point of terminal surface is the base circle under the plate body, passes through tangent line on the base circle of the central point of terminal surface under the plate body and this the contained angle of plate body sets up to alpha, and alpha's scope is 5 degrees to 20 degrees.

According to some embodiments of the invention, the outer shape of the inner shell is a cone structure.

According to some embodiments of the invention, the casing body is provided with a mud pump, an inlet end of the mud pump and the first row

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of a separation apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a cross section of a separation device according to an embodiment of the present invention;

reference numerals:

the device comprises an outer shell 10, a first chamber 11, a water inlet 12, a feed inlet 13 and a first discharge port 14;

the inner shell 20, the second cavity 21, the slurry channel 22, the second discharge port 23, the connecting cover body 24 and the plate body 25;

the stirring mechanism 30, the driving motor 31, the stirring shaft 32 and the stirring blade 33;

turbulent flow convex part 40, filtering sieve plate 50, slurry pump 60 and base circle B.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1 and 2, a separation apparatus for sludge treatment according to an embodiment of the present invention includes: the stirring device comprises an outer shell 10, an inner shell 20 and a stirring mechanism 30, wherein a first chamber 11 is arranged in the stirring device, a water inlet 12, a feed inlet 13 and a first discharge port 14 for discharging hard objects are further arranged on the side wall of the outer shell 10, and the water inlet 12, the feed inlet 13 and the first discharge port 14 are all communicated with the first chamber 11; the inner shell 20 is positioned in the first cavity 11, the inner shell 20 is provided with a second cavity 21, a slurry channel 22 for introducing slurry and a second discharge port 23 for discharging the slurry, and the first cavity 11 is communicated with the second cavity 21 through the slurry channel 22; the working end of the stirring mechanism 30 is located in the second chamber 21 for stirring the sludge mixture.

It should be noted that the hard object is generally a stone block, but in some embodiments, the hard object may also be a metal block, and the like, and is not limited herein.

According to the utility model discloses a separator for silt is handled, through being provided with first cavity 11 and being located the second cavity 21 of first cavity 11, and the work end of rabbling mechanism 30 is located second cavity 21, and mud channel 22 only supplies mud to pass through. In operation, a sludge mixture enters the first chamber 11 through the feeding hole 13, the working end of the stirring mechanism 30 works to form a vortex facing the second chamber 21 between the second chamber 21 and the first chamber 11 under the action of centrifugal force, the sludge mixture moves along with the vortex, the sludge is separated from slurry under the action of centrifugal force due to the high density of hard objects, the slurry enters the second chamber 21 through the slurry channel 22, and the slurry is discharged to the outside through the second discharging hole; under the action of gravity and centrifugal force, the hard objects move towards the bottom of the inner side wall of the first chamber 11, even if the hard objects contact the inner shell 20, the hard objects cannot enter the second chamber 21 through the slurry channel 22 and are left between the outer parts of the first chamber 11 and the second chamber 21, and under the pushing of water flow, the hard objects move to the first discharge port 14 and are discharged to the outside, so that slurry is separated from the hard objects.

It will be appreciated that, as shown in fig. 1 and 2, in some embodiments of the present invention, the bottom opening of the inner shell 20 is disposed and connected with the bottom wall of the outer shell 10, and the second discharge opening 23 is located at the bottom wall of the outer shell 10. By adopting the three structures, the inner shell 20 and the outer shell 10 share the bottom wall, the structure is compact, and the design is reasonable.

The outer case 10 has a cylindrical structure and can be made of hard wear-resistant material such as manganese steel, for example, 65 manganese, 13 manganese, or the like.

It will be appreciated that, as shown in fig. 1, in some embodiments of the present invention, the inner wall of the outer casing 10 is circumferentially provided with a plurality of turbulence protrusions 40 to improve the effect of enhancing the separation and slurrying of the mudstone by increasing the number of impacts under the action of the water flow. It should be noted that the turbulence protrusions 40 are rectangular in shape, and may be hemispheres, and the turbulence protrusions 40 may be made of hard wear-resistant materials such as manganese steel, for example, 65 manganese, 13 manganese, and the like.

In some embodiments of the present invention, the bottom wall of the outer casing 10 is provided with a filter sieve plate 50 covering the second discharge opening 23, which can further filter the slurry to reduce impurities in the slurry. It should be noted that the filtering sieve plate 50 may be made of hard wear-resistant materials such as manganese steel, and the size of the sieve pores is determined according to the process requirements. The filter screen plate 50 and the bottom wall of the outer casing 10 may be rigidly connected by bolts or the like, and the bolts or the like need to be treated for rust prevention and wear prevention to prolong the service life.

It will be appreciated that, as shown in fig. 1 and 2, in some embodiments of the present invention, the inner casing 20 includes a connecting cover 24 and a plurality of plates 25, the plurality of plates 25 are matched to be annularly disposed in the first cavity 11, a lower end of each plate 25 is connected to the bottom wall of the outer casing 10, and an upper end of each plate 25 is connected to the connecting cover 24; wherein, a plurality of plate bodies 25, a connecting cover body 24 and the bottom wall of the outer shell 10 are matched to enclose the second cavity 21, and two adjacent plate bodies 25 are arranged at intervals to form the slurry channel 22. Adopt above-mentioned structure, during the operation, make the mud passageway 22 that the clearance formed between a plurality of plate bodies 25 of mud accessible enter into to second cavity 21 in through rabbling mechanism 30, and the stone that discharges in advance blocks to the plate body 25 outside, moves to first discharge gate 14 and discharges under the rivers effect, simple structure, reasonable in design, separation effect is better, through a plurality of plate bodies 25 cooperation in order to form the mud passageway 22 that has the filtering action, the durability is better.

The plate body 25 is a strip-shaped plate body, and the plate body 25 may be made of hard wear-resistant material such as manganese steel, for example, 65 manganese, 13 manganese, or the like.

Specifically, in the present embodiment, the connecting cover 24 and the plate 25 and the bottom wall of the outer casing 10 are rigidly connected by bolts or the like, and the bolts or the like need to be treated for rust prevention and wear prevention to prolong the service life.

It can be understood that, as shown in fig. 1, in some embodiments of the present invention, the stirring mechanism 30 includes a driving motor 31, a stirring shaft 32 connected to the rotation shaft of the driving motor 31, and a stirring blade 33 disposed on the stirring shaft 32, the driving motor 31 is disposed on the outer housing 10, the stirring shaft 32 penetrates through the connecting cover 24 and extends into the second chamber 21, and the stirring blade 33 is disposed in the second chamber 21. The stirring shaft 32 is driven to rotate by the driving motor 31, so that the stirring blades 33 are driven to rotate to form a vortex under centrifugal force, and then mud-stone separation can be performed on the mud mixture, and the device is stable in structure and reliable in operation.

As shown in fig. 1, in some embodiments of the present invention, the connecting cover 24 has a conical or hemispherical shape. By adopting the structure, the material above the connecting cover body 24 can be favorably reduced from being accumulated and impacting the damaged plate body 25.

Can connect, as shown in fig. 1 and 2, in some embodiments of the present invention, the lower end face of the plate body 25 is rectangular, and a circle passing through the central point of the lower end face of all the plate bodies 25 is a base circle B, and the included angle between the tangent line on the base circle B of the central point of the lower end face of the plate body 25 and the plate body 25 is set to be α, and the range of α is 5 degrees to 20 degrees, so as to filter stone blocks. It should be noted that, the specific angle and the interval dimension between the plate body 25 and the plate body 25 are determined after calculation according to the process requirements, that is, the specific angle and the interval dimension can be determined according to the volume of the stone block.

As shown in fig. 1, in some embodiments of the present invention, the inner housing 20 has a conical shape. Interior casing 20 adopts the taper structure, and some stereoplasm materials receive the protruding 40 striking of vortex and gravity to sink to the second bin outlet, and the outside of casing 20 is left in another part stereoplasm object striking to drop to the second bin outlet along the interior casing 20 outside, be favorable to avoiding blockking silt mixture, mud and stone motion to the below, make silt mixture can carry out the mud stone separation under rabbling mechanism 30's effect fast.

As shown in fig. 1, in some embodiments of the present invention, a slurry pump 60 is disposed on the outer shell 10, and the inlet end of the slurry pump 60 is communicated with the second discharge port 23, so as to rapidly discharge the slurry to the outside, so that the slurry-stone separation apparatus can continuously feed the slurry, continuously discharge the slurry, and realize high-efficiency slurry separation and high-efficiency stone separation of the stone-containing sludge mixture.

It can be understood that, as shown in fig. 1, in this embodiment, the bottom wall of the outer shell 10 is recessed to form a groove, one end of the groove is opened to form the first discharge port 12, an outer communicating channel which is bent upward and is communicated with the first discharge port 12 is arranged on the outer shell 10, the cross section of the outer communicating channel is generally square or circular, the included angle between the outer communicating channel and the outer shell is determined according to the material conveying mechanism and the material requirement, for example, the inclination angle of the bucket elevator is generally not more than 40 °, the belt with the baffle, and the like are generally not more than 23 °, and the like. In addition, the height of the external communicating channel exceeds the working liquid level of stirring, so that slurry leakage can be avoided, and noise reduction and drop leakage pollution reduction are facilitated. It should be noted that the number and size of the grooves are determined by calculation according to the maximum size of the stone block and the amount of slag in unit time according to the condition that the sludge mixture contains the stone, and the shape is not limited so as to be convenient for processing, maintenance and arrangement. When the number of grooves is set to plural, the plural grooves are arranged circumferentially along the outer shell 10.

In some embodiments, the groove is provided with a lifting device, and conventional schemes such as a conventional bucket elevator, a belt with baffles, a heightened herringbone belt and the like are selected according to the conveying process requirements, so that the lifting device is used for conveying slag materials such as sand and stones to the outside of the device and entering the subsequent process.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (10)

1. A separation device for sludge treatment, comprising:

the device comprises an outer shell (10), wherein a first chamber (11) is arranged in the outer shell, a water inlet (12), a feed inlet (13) and a first discharge port (14) for discharging hard objects are further arranged on the side wall of the outer shell (10), and the water inlet (12), the feed inlet (13) and the first discharge port (14) are communicated with the first chamber (11);

the inner shell (20) is positioned in the first cavity (11), the inner shell (20) is provided with a second cavity (21), a slurry channel (22) for introducing slurry and a second discharge port (23) for discharging the slurry, and the first cavity (11) is communicated with the second cavity (21) through the slurry channel (22);

and the working end of the stirring mechanism (30) is positioned in the second chamber (21) and is used for stirring the sludge mixture.

2. The separator for sludge treatment according to claim 1, wherein the bottom opening of the inner shell (20) is arranged and connected with the bottom wall of the outer shell (10), and the second discharge opening (23) is located at the bottom wall of the outer shell (10).

3. The separation device for sludge treatment according to claim 2, wherein the inner wall of the outer shell (10) is circumferentially provided with a plurality of flow disturbing protrusions (40).

4. Separating device for sludge treatment according to claim 2, wherein the bottom wall of the outer casing (10) is provided with a filter screen (50) covering the second discharge opening (23).

5. The separation device for sludge treatment according to claim 2, wherein the inner housing (20) comprises a connecting cover body (24) and a plurality of plate bodies (25), the plurality of plate bodies (25) are matched to be annularly arranged in the first chamber (11), the lower end of each plate body (25) is connected with the bottom wall of the outer housing (10), and the upper end of each plate body (25) is connected with the connecting cover body (24);

the second cavity (21) is defined by the matching of a plurality of plate bodies (25), the connecting cover body (24) and the bottom wall of the outer shell (10), and two adjacent plate bodies (25) are arranged at intervals to form the slurry channel (22).

6. The separation device for sludge treatment according to claim 5, wherein the stirring mechanism (30) comprises a driving motor (31), a stirring shaft (32) in transmission connection with a rotating shaft of the driving motor (31), and a stirring blade (33) arranged on the stirring shaft (32), the driving motor (31) is arranged on the outer shell (10), the stirring shaft (32) penetrates through the connecting cover body (24) and extends into the second chamber (21), and the stirring blade (33) is positioned in the second chamber (21).

7. The separation device for sludge treatment according to claim 5, wherein the connecting cover (24) has a conical or hemispherical shape.

8. The separator for sludge treatment according to claim 5, wherein the lower end surface of the plate body (25) is rectangular, a circle passing through the center point of all the lower end surfaces of the plate body (25) is taken as a base circle (B), and the angle between a tangent line on the base circle (B) passing through the center point of the lower end surface of the plate body (25) and the plate body (25) is set to be α, and α ranges from 5 degrees to 20 degrees.

9. The separator for sludge treatment according to claim 5, wherein the outer shape of the inner housing (20) is of a conical configuration.

10. Separating device for sludge treatment according to claim 2, wherein a slurry pump (60) is arranged on the outer housing (10), an inlet end of the slurry pump (60) being in communication with the second discharge opening (23).

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