CN209974586U - Roller screen type solid-liquid separator - Google Patents
Roller screen type solid-liquid separator Download PDFInfo
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- CN209974586U CN209974586U CN201920754325.7U CN201920754325U CN209974586U CN 209974586 U CN209974586 U CN 209974586U CN 201920754325 U CN201920754325 U CN 201920754325U CN 209974586 U CN209974586 U CN 209974586U
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Abstract
The utility model provides a roller screen type solid-liquid separation machine relates to solid-liquid separation technical field, and the lower and screen cloth clearance of the rotational speed of roller screen type separation machine for solving existence among the prior art is less, takes place the technical problem who blocks up easily. The roller screen type solid-liquid separator comprises a shell, a screen assembly, a driving mechanism and a screen cleaning mechanism, wherein the screen assembly is arranged in the shell and rotates relative to the shell; the net cleaning mechanism comprises a gas collecting pipe connected with the pressure source assembly, the gas collecting pipe is arranged between the shell and the screen cylinder, and a gas outlet pipe opening of the gas collecting pipe faces the screen surface of the screen cylinder. The roller screen type solid-liquid separator is used for carrying out solid-liquid separation on manure.
Description
Technical Field
The utility model belongs to the technical field of the solid-liquid separation technique and specifically relates to a roller screen formula solid-liquid separation machine is related to.
Background
Various domestic animals such as pigs and cattle fed with the manure discharge a large amount of manure, and if the manure is discharged without permission or left unattended, the manure will cause pollution of soil and groundwater, thereby causing serious environmental pollution. In order to prevent the pollution, the excrement needs to be treated, so that the pollution of the excrement to the environment can be reduced; on the other hand, the waste can be recycled.
The solid-liquid separation is a step in the livestock and poultry manure treatment process, and at present, livestock and poultry manure solid-liquid separation equipment mainly comprises a screen type separator, a centrifugal separator and a filter-press type separator.
Taking a roller screen type separator as an example, the separator is a pretreatment device for solid-liquid dry-wet treatment of excrement. The working principle is as follows: sewage is sent to the roller screen through the sewage pump, liquid materials in the excrement are discharged from the screen under the rotating action of the roller screen, and solid materials are discharged from the discharge hole through the pushing of the helical blades.
However, since the rotating speed of the roller screen type separator is low and the screen gap is small, clogging is likely to occur, thereby affecting the separation effect of the roller screen type separator.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a roller screen formula solid-liquid separation machine to the lower and screen cloth clearance of the rotational speed of the roller screen formula separating machine of alleviating existence among the prior art is less, takes place the technical problem who blocks up easily.
The utility model provides a roller screen formula solid-liquid separation machine, include: the shell, set up in the shell and relative shell pivoted screen assembly, drive screen assembly pivoted actuating mechanism and be used for the clearance screen cloth barrel's among the screen assembly net mechanism of clearing up.
The net cleaning mechanism comprises a gas collecting pipe connected with a pressure source component, the gas collecting pipe is arranged between the shell and the screen cylinder body, and a gas outlet pipe opening of the gas collecting pipe faces the screen surface of the screen cylinder body.
Furthermore, the air outlet pipe opening is a long strip-shaped opening, and the long strip-shaped opening extends along the axis direction of the screen cylinder body.
Furthermore, the air collecting pipe comprises a pipe body and a sharp mouth part, the sharp mouth part protrudes out of one side of the pipe body, and the air outlet pipe opening is formed in the sharp mouth part.
Further, the pressure source assembly includes a blower mounted on the housing.
Further, the screen assembly is including establishing helical blade in the screen cloth barrel, helical blade rigid coupling in the inner wall of screen cloth barrel, and follow the axis direction of screen cloth barrel is the heliciform and extends the setting.
Furthermore, a screen opening is formed in one axial end of the screen cylinder and protrudes out of one end of the shell, so that solid materials in the screen cylinder are discharged.
Furthermore, a discharging cavity is arranged on the shell and is arranged at the opening of the screen mesh and used for receiving and guiding out the solid materials from the opening of the screen mesh.
Furthermore, a flow guide opening is formed in the discharging cavity, and a flow guide plate which is obliquely arranged is arranged at the flow guide opening.
Further, the space between the shell and the screen cylinder forms a water collecting cavity, and a water outlet is formed in the water collecting cavity.
Furthermore, the bottom of the shell is provided with a support frame.
Has the advantages that:
the utility model provides a roller screen formula solid-liquid separation machine, at the during operation, actuating mechanism drives screen assembly and rotates, realizes the dirty solid-liquid separation of excrement, and at this in-process, some excrement are dirty can depend on the screen cloth barrel. Because be equipped with the net cleaning mechanism who is used for clearing up the screen cloth barrel in this roll screen formula solid-liquid separation machine, when using, start the pressure source subassembly, the air current will be discharged through the mouth of pipe of giving vent to anger through the convergent air pipe, because the mouth of pipe of giving vent to anger of convergent air pipe is towards the screen cloth face of screen cloth barrel, therefore high-pressure draught will blow to the screen cloth face of screen cloth barrel, thereby play certain clearance effect to the screen cloth face of screen cloth barrel, reduce or even avoided the gathering of excrement at the screen cloth barrel, and then effectively reduced the emergence of screen cloth barrel jam condition.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a roller-screen type solid-liquid separator provided in an embodiment of the present invention without a support frame;
FIG. 2 is the roller screen solid-liquid separator of FIG. 1, wherein the housing and the discharge chamber are not shown;
FIG. 3 is a schematic structural diagram of a net cleaning mechanism;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a schematic structural diagram of a support frame provided in the roller-screen type solid-liquid separator provided in the embodiment of the present invention.
Icon:
100-a housing;
200-a screen assembly; 210-screen cylinder; 220-helical blade
(ii) a 211-screen openings;
300-a drive mechanism;
400-a net cleaning mechanism; 410-a pressure source assembly; 420-a gas collecting pipe;
421-a tube body; 422-tiptoe part; 4221-air outlet pipe orifice;
500-a discharge chamber; 510-a flow guide plate;
600-support frame.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
The present embodiment provides a roller screen type solid-liquid separator, as shown in fig. 1 to 3, including: the screen assembly comprises a shell 100, a screen assembly 200 arranged in the shell 100 and rotating relative to the shell 100, a driving mechanism 300 for driving the screen assembly 200 to rotate, and a screen cleaning mechanism 400 for cleaning a screen cylinder 210 in the screen assembly 200; wherein, the net cleaning mechanism 400 comprises a gas collecting pipe 420 for connecting with the pressure source assembly 410, the gas collecting pipe 420 is arranged between the casing 100 and the screen cylinder 210, and a gas outlet pipe orifice 4221 of the gas collecting pipe 420 faces the screen surface of the screen cylinder 210.
The roller screen type solid-liquid separator provided by the embodiment is characterized in that when the roller screen type solid-liquid separator works, the driving mechanism 300 drives the screen assembly 200 to rotate, so that solid-liquid separation of excrement is realized, and in the process, some excrement can be attached to the screen cylinder 210.
Because the screen cleaning mechanism 400 for cleaning the screen cylinder 210 is arranged in the roller screen type solid-liquid separator, when the screen cleaning mechanism is used, the pressure source component 410 is started, air flow is discharged through the air outlet pipe orifice 4221 through the air collecting pipe 420, and the air outlet pipe orifice 4221 of the air collecting pipe 420 faces to the screen surface of the screen cylinder 210, so that high-pressure air flow is blown to the screen surface of the screen cylinder 210, a certain cleaning effect is achieved on the screen surface of the screen cylinder 210, the accumulation of excrement in the screen cylinder 210 is reduced or even avoided, the blocking condition of the screen cylinder 210 is effectively reduced, and the screen cleaning mechanism has good application and popularization values.
In this embodiment, the driving mechanism 300 may have various configurations.
For example, the drive mechanism 300 includes a motor that is drivingly connected to the screen cylinder 210.
Alternatively, the driving mechanism 300 includes a motor and a transmission mechanism, and the transmission mechanism is in transmission connection with the screen cylinder 210.
Specifically, the transmission mechanism may be a gear transmission mechanism or a belt transmission mechanism, which is not described in detail.
In this embodiment, as shown in fig. 2, the screen assembly 200 includes a helical blade 220 disposed in the screen cylinder 210, and the helical blade 220 is fixed to the inner wall of the screen cylinder 210 and extends in a helical shape along the axial direction of the screen cylinder 210.
In this embodiment, as shown in fig. 1, an axial end of the screen cylinder 210 is provided with a screen opening 211, and the screen opening 211 protrudes from an end of the casing 100 for discharging the solid material in the screen cylinder 210.
In some embodiments, with continued reference to fig. 1, a discharge chamber 500 is disposed on the housing 100, and the discharge chamber 500 is installed at the screen opening 211 for receiving and guiding out the solid material from the screen opening 211.
Referring to fig. 1 again, a flow guiding opening is formed on the discharging cavity 500, and a flow guiding plate 510 is disposed at the flow guiding opening in an inclined manner.
Wherein, arrange and be equipped with the water conservancy diversion opening of relative setting on the material cavity 500, and guide plate 510 sets up to two, and sets up with water conservancy diversion opening one-to-one, plays the effect of reposition of redundant personnel, prevents that solid-state material from arranging material cavity 500 department and blockking up.
In this embodiment, the space between the housing 100 and the screen cylinder 210 forms a water collecting chamber, and a water outlet is provided on the water collecting chamber.
Specifically, when the screen assembly 200 is driven to rotate by the driving mechanism 300, the solid and liquid in the excrement can be separated by the screw extrusion action of the screw blade 220. Wherein, the liquid material in the excrement flows into the water collecting cavity through the meshes on the screen cylinder 210 and is discharged through the water discharging port, and the solid material enters the discharging cavity 500 from the screen openings 211 of the screen cylinder 210 under the thrust formed by the rotation of the screen cylinder 210 and the helical blades 220, and is discharged out of the solid material through the guide plate 510.
In this embodiment, as shown in fig. 3 and 4, the air outlet 4221 is an elongated opening, and the elongated opening extends along the axial direction of the screen cylinder 210, and the arrangement enables the entire screen surface of the screen cylinder 210 to be cleaned in place.
In some embodiments, as shown in fig. 4, the gas collecting pipe 420 includes a pipe body 421 and a tip portion 422, the tip portion 422 protrudes from one side of the pipe body 421, wherein the gas outlet tube opening 4221 is opened at the tip portion 422.
The advantage of opening outlet tube 4221 in nib 422 is that the atmospheric pressure that can make the air current at the exit rises, and the air current accelerates, forms the effect of air knife to the whole screen surface clearance of screen cloth barrel 210 prevents the emergence of screen cloth jam.
In this embodiment, the pressure source assembly 410 includes a blower mounted on the housing 100, but the pressure source assembly 410 is not limited to the blower and may also include other components capable of providing high pressure airflow, and the details are not repeated herein.
In some embodiments, the blower is mounted to the outside of the housing 100, which facilitates the mounting of the blower.
In this embodiment, as shown in fig. 5, a support frame 600 is provided at the bottom of the housing 100 for supporting the housing 100 and the screen assembly 200, and at the same time, after the support frame 600 is provided, since the housing 100 and the screen assembly 200 are at a certain height from the ground, not only the collection of the solid material but also the collection of the liquid material is facilitated.
The working process of the roller screen type solid-liquid separator for solid-liquid separation is as follows:
the excrement pumped by the sewage pump enters the screen cylinder 210 from the feeding hole, the motor drives the screen cylinder 210 to rotate, under the spiral extrusion action of the spiral blades 220, liquid materials in the excrement flow into the water collecting cavity through meshes on the screen cylinder 210 and are discharged through the water discharging hole, and solid materials enter the material discharging cavity 500 from a screen opening 211 of the screen cylinder 210 under the rotation of the screen cylinder 210 and the thrust formed by the spiral blades 220 and are led out of the solid materials through the guide plate 510.
The working process of the roller-screen type solid-liquid separator for cleaning the screen cylinder 210 is as follows:
referring to fig. 2, the motor drives the screen cylinder 210 to rotate, the blower is started, the air flow enters the air collecting pipe 420, the air pressure of the air flow is increased at the air outlet pipe orifice 4221 of the air collecting pipe 420, the air flow is accelerated, the effect of the air knife is formed, excrement attached to the screen surface of the screen cylinder 210 is continuously cleaned, and finally the cleaned excrement is discharged under the rotation of the screen cylinder 210 and the thrust formed by the helical blades 220.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A roller screen type solid-liquid separator, characterized by comprising: the screen assembly comprises a shell (100), a screen assembly (200) which is arranged in the shell (100) and rotates relative to the shell (100), a driving mechanism (300) which drives the screen assembly (200) to rotate, and a screen cleaning mechanism (400) which is used for cleaning a screen cylinder body (210) in the screen assembly (200);
the net cleaning mechanism (400) comprises a gas collecting pipe (420) connected with a pressure source assembly (410), the gas collecting pipe (420) is arranged between the shell (100) and the screen cylinder (210), and a gas outlet pipe orifice (4221) of the gas collecting pipe (420) faces to the screen surface of the screen cylinder (210).
2. The roller screen type solid-liquid separator according to claim 1, wherein the outlet pipe orifice (4221) is an elongated opening, and the elongated opening is extended along the axial direction of the screen cylinder (210).
3. The roller screen type solid-liquid separator according to claim 2, wherein the gas collecting pipe (420) comprises a pipe body (421) and a tip part (422), the tip part (422) protrudes from one side of the pipe body (421), and the gas outlet pipe orifice (4221) is opened at the tip part (422).
4. The roller screen solid-liquid separator according to claim 1, wherein the pressure source assembly (410) comprises a blower mounted on the housing (100).
5. A roller screen type solid-liquid separator according to any one of claims 1-4, characterized in that the screen assembly (200) comprises a helical blade (220) arranged in the screen cylinder (210), the helical blade (220) being fixedly connected to the inner wall of the screen cylinder (210) and extending helically along the axial direction of the screen cylinder (210).
6. A roller screen type solid-liquid separator according to claim 5, characterized in that a screen opening (211) is provided at one axial end of the screen cylinder (210), and the screen opening (211) protrudes from one end of the housing (100) for discharging the solid material in the screen cylinder (210).
7. A roller screen type solid-liquid separator according to claim 6, characterized in that a discharge cavity (500) is arranged on the housing (100), and the discharge cavity (500) is installed at the screen opening (211) and used for receiving and leading out solid materials from the screen opening (211).
8. The roller screen type solid-liquid separator according to claim 7, wherein the discharge cavity (500) is provided with a flow guide opening, and the flow guide opening is provided with a flow guide plate (510) which is obliquely arranged.
9. A roller screen type solid-liquid separator according to claim 5, characterized in that the space between the housing (100) and the screen cylinder (210) forms a water collection chamber, on which a water discharge is provided.
10. A roller screen type solid-liquid separator according to any of the claims 1-4, characterized in that the bottom of the housing (100) is provided with a support frame (600).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920754325.7U CN209974586U (en) | 2019-05-23 | 2019-05-23 | Roller screen type solid-liquid separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920754325.7U CN209974586U (en) | 2019-05-23 | 2019-05-23 | Roller screen type solid-liquid separator |
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| Publication Number | Publication Date |
|---|---|
| CN209974586U true CN209974586U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920754325.7U Active CN209974586U (en) | 2019-05-23 | 2019-05-23 | Roller screen type solid-liquid separator |
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| CN (1) | CN209974586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054385A (en) * | 2019-05-23 | 2019-07-26 | 定州市四丰环保科技有限公司 | Roller screen formula solid-liquid separating machine |
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2019
- 2019-05-23 CN CN201920754325.7U patent/CN209974586U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054385A (en) * | 2019-05-23 | 2019-07-26 | 定州市四丰环保科技有限公司 | Roller screen formula solid-liquid separating machine |
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