CN212127569U - Domestic sewage grating decontamination equipment - Google Patents
Domestic sewage grating decontamination equipment Download PDFInfo
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- CN212127569U CN212127569U CN202020729771.5U CN202020729771U CN212127569U CN 212127569 U CN212127569 U CN 212127569U CN 202020729771 U CN202020729771 U CN 202020729771U CN 212127569 U CN212127569 U CN 212127569U
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- grating
- rotating shaft
- barrel
- superfine
- shaped shell
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Abstract
The utility model relates to a domestic sewage grating decontamination equipment, which comprises a support and a barrel-shaped shell, wherein the upper end of the barrel-shaped shell is provided with a sewage inlet, a sewage outlet and a slag hole, a central rotating shaft is arranged in the barrel-shaped shell, a superfine grating is fixed on the central rotating shaft and comprises a first superfine grating and a second superfine grating, the first superfine grating is elliptical, the center of the first superfine grating coincides with the central axis of the central rotating shaft, the long axis of the first superfine grating and the horizontal plane have an included angle of 8-15 degrees, the projection of the first superfine grating on the horizontal plane is round, the second superfine grating is the same as the first superfine grating in shape, the outer edges of the first superfine grating and the second superfine grating are also provided with annular baffles, the annular baffles are also provided with slag holes, the side wall of the barrel-shaped shell is provided with the slag hole, the application can utilize the rotary centrifugal effect to realize the automatic slag removal of the, simple structure, difficult jam, filtration efficiency is high.
Description
Technical Field
The utility model relates to a sewage treatment technology, especially a domestic sewage grid scrubbing equipment.
Background
With the continuous deterioration of water environment and the continuous improvement of the expectation of the social public on environment improvement, the emission standards of pollutants in various regions are continuously improved, water conservation is advocated, the sewage is purified to realize standard emission, and one of effective ways of saving water when water resources are reused is realized. In the process of treating various kinds of sewage, the sewage is required to be pretreated, and substances such as large-particle impurities, entanglement, floaters and the like in the sewage are filtered, so that the treatment load of a subsequent water treatment process is reduced, and a water pump, a pipeline, an instrument and the like are protected.
The sewage pretreatment who uses at present is the grid mostly, and sewage treatment grid mainly includes can be divided into multiple forms such as grabbing harrow formula, rotation, rotary drum, tooth harrow formula and cascaded, including support, sieve pond and link up the drive arrangement in sieve pond top, scrape the harrow through the support, "a disc superfine grid" that chinese patent document publication No. is CN106430341A, drive arrangement includes that the pivot is connected and is located the harrow rotary motion of scraping in the sieve pond, arranges respectively below the sieve pond and installs inlet tube, outlet pipe and row sediment fill, row sediment fill downside is connected and is arranged the slag pipe, the top of outlet pipe is located the sieve pond and installs the ring sieve board, and the ring sieve board is the crown plate all around, and superfine grid fixes on the support in this scheme, scrapes the rotation of harrow and clears up the grid, and structural design is unreasonable, and filtration efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a domestic sewage grid scrubbing equipment for solve the problem that current sewage treatment grid structural design is unreasonable, filtration efficiency is low.
In order to solve the problems, the utility model provides a domestic sewage grating decontamination equipment, which comprises a support and a barrel-shaped shell, wherein the barrel-shaped shell is fixed on the support, and is characterized in that the upper end of the barrel-shaped shell is provided with a sewage inlet, the bottom of the side wall of the barrel-shaped shell is provided with a sewage outlet, a central rotating shaft positioned at the center of the barrel-shaped shell is arranged in the barrel-shaped shell, a superfine grating is fixed on the central rotating shaft, and the upper end of the central rotating shaft is connected with a rotating shaft of a motor fixed on the barrel-shaped shell; the superfine grating comprises a first superfine grating and a second superfine grating which are arranged up and down along the central rotating shaft and are arranged in parallel, the first superfine grating is elliptical, the center of the first superfine grating is superposed with the central axis of the central rotating shaft, the long axis of the first superfine grating and the horizontal plane have an included angle of 8-15 degrees, the projection of the first superfine grating on the horizontal plane is circular, the shape of the second superfine grating is the same as that of the first superfine grating, the outer edges of the first superfine grating and the second superfine grating are also provided with annular baffles, and the projection of the annular baffles on the horizontal plane is circular; still be equipped with on the annular baffle with the lowest point of first ultrafine grating the slag hole that the lowest point of second ultrafine grating corresponds, be equipped with on the lateral wall of tubbiness casing with the slag notch that the slag hole corresponds, the rotatory in-process of center pivot on the annular baffle the slag hole with on the lateral wall when the slag notch aligns, large granule impurity accessible on the ultrafine grating the slag hole the slag notch is discharged the tubbiness casing.
The utility model provides a domestic sewage grid scrubbing equipment still has following technical characteristic:
furthermore, a slag collecting box corresponding to the slag outlet is further installed on the side wall of the barrel-shaped shell.
Furthermore, a hexagonal counter bore is formed in the upper end of the central rotating shaft, and a hexagonal plug matched with the hexagonal counter bore is arranged on the rotating shaft of the motor.
Further, a rotating shaft installation barrel is arranged at the center of the bottom plate in the barrel-shaped shell, and a rotating platform matched with the rotating shaft installation barrel is arranged at the lower end of the central rotating shaft.
Furthermore, the lower edge of the rotating platform also extends downwards to form an annular flange.
Furthermore, the slag hole and the slag hole are both square holes.
Further, the long axis of the first ultrafine grid has an included angle of 10 degrees with the horizontal plane.
Furthermore, a plurality of supporting rib plates connected with the central rotating shaft and the annular baffle are further arranged on the lower surfaces of the first ultrafine grating and the second ultrafine grating.
Furthermore, a plurality of support columns are arranged between the lower edge of the annular baffle and the central rotating shaft.
The utility model discloses following beneficial effect has: the two oval ultrafine gratings are fixed on the vertical central rotating shaft, the shapes of the two ultrafine gratings are the same and are arranged on the central rotating shaft in an inclined mode, the projections of the two ultrafine gratings on the horizontal plane are circular, the two ultrafine gratings can rotate along with the central rotating shaft, and after sewage falling from the upper part of the ultrafine gratings is filtered by the upper and lower ultrafine gratings, larger particle impurities are reserved above the ultrafine gratings and are discharged from a slag discharge port under the centrifugal action of the rotation of the ultrafine gratings; the superfine grating slope sets up the distance periodic variation between sewage import and the superfine grating when making the superfine grating rotate along with central pivot, from this to the granular impurity on the superfine grating erode in order to be favorable to granular impurity to remove to the grid edge under centrifugal action, when the slag notch on the rotatory in-process of center pivot slag hole on the annular baffle aligns with the slag notch on the lateral wall, granular impurity accessible slag notch on the superfine grating, slag notch discharge tubbiness casing, this domestic sewage grating scrubbing equipment simple structure, difficult jam, and filtration efficiency is high.
Drawings
FIG. 1 is a schematic structural view of a domestic sewage grid decontamination apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of another perspective view of the domestic sewage grating decontamination apparatus of FIG. 1;
FIG. 3 is a sectional view of the domestic sewage grating de-fouling apparatus of FIG. 1;
FIG. 4 is a schematic structural diagram of an ultrafine grid according to an embodiment of the present invention;
FIG. 5 is a schematic view of another perspective structure of the ultrafine grid of FIG. 4;
FIG. 6 is a front view of the ultrafine grid of FIG. 4;
FIG. 7 is a top view of the ultrafine grid of FIG. 4;
FIG. 8 is a cross-sectional view taken along line A-A of FIG. 7;
fig. 9 is a partial sectional view of an ultrafine grid according to an embodiment of the present invention;
fig. 10 is a schematic structural view of another view angle of the ultrafine grid of fig. 9.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1 to 10, in an embodiment of a domestic sewage grid sewage removing apparatus of the present invention, the domestic sewage grid sewage removing apparatus of the embodiment includes a support 40 and a barrel-shaped housing 50, the barrel-shaped housing 60 is fixed on the support 40, a sewage inlet 51 is arranged at an upper end of the barrel-shaped housing 50, a filter screen for filtering strip-shaped and strip-shaped impurities is further arranged at the sewage inlet 51, a sewage outlet 52 is arranged at a bottom of a side wall of the barrel-shaped housing 50, a central rotating shaft 10 located at the center of the barrel-shaped housing 50 is installed in the barrel-shaped housing 50, a superfine grid 20 is fixed on the central rotating shaft 10, and an upper end of the central rotating shaft 10 is connected with a rotating shaft of a motor 60 fixed on the barrel-; the ultrafine grids 20 comprise a first ultrafine grid 21 and a second ultrafine grid 22 which are arranged up and down along the central rotating shaft and are arranged in parallel, the first ultrafine grid 21 is elliptical, the center of the first ultrafine grid is overlapped with the central axis of the central rotating shaft 20, the included angle alpha between the long axis of the first ultrafine grid 21 and the horizontal plane is 8-15 degrees, the projection of the first ultrafine grid 21 on the horizontal plane is circular, the second ultrafine grid 22 is the same as the first ultrafine grid 21 in shape, annular baffles 30 are further arranged on the outer edges of the first ultrafine grid 21 and the second ultrafine grid 22, and the projection of the annular baffles 30 on the horizontal plane is a circular ring; the annular baffle 30 is further provided with a slag hole 31 corresponding to the lowest point of the first ultrafine grid 21 and the lowest point of the second ultrafine grid 22, the side wall of the barrel-shaped shell 50 is provided with a slag hole 53 corresponding to the slag hole 31, and when the slag hole 31 on the annular baffle 30 is aligned with the slag hole 53 on the side wall in the rotating process of the central rotating shaft 10, large-particle impurities on the ultrafine grid 20 can be discharged out of the barrel-shaped shell 50 through the slag hole 31 and the slag hole 53.
The two oval ultrafine gratings are fixed on the vertical central rotating shaft, the shapes of the two ultrafine gratings are the same and are arranged on the central rotating shaft in an inclined mode, the projections of the two ultrafine gratings on the horizontal plane are circular, the two ultrafine gratings can rotate along with the central rotating shaft, and after sewage falling from the upper part of the ultrafine gratings is filtered by the upper and lower ultrafine gratings, larger particle impurities are reserved above the ultrafine gratings and are discharged from a slag discharge port under the centrifugal action of the rotation of the ultrafine gratings; the superfine grating slope sets up the distance periodic variation between sewage import and the superfine grating when making the superfine grating rotate along with central pivot, from this to the granular impurity on the superfine grating erode in order to be favorable to granular impurity to remove to the grid edge under centrifugal action, when the slag notch on the rotatory in-process of center pivot slag hole on the annular baffle aligns with the slag notch on the lateral wall, granular impurity accessible slag notch on the superfine grating, slag notch discharge tubbiness casing, this domestic sewage grating scrubbing equipment simple structure, difficult jam, and filtration efficiency is high.
In one embodiment of the present application, it is preferable that a slag collection box 70 corresponding to the slag outlet 53 is further installed on the sidewall of the barrel-shaped housing 50. Preferably, the bottom of the barrel housing 50 is also provided with an access opening 55. Preferably, a hexagonal counter bore is formed in the upper end of the central rotating shaft 10, and a hexagonal plug matched with the hexagonal counter bore is arranged on the rotating shaft of the motor 60, so that the rotating shaft of the motor is conveniently connected with and detached from the central rotating shaft in an inserting manner. Preferably, an upper cover is provided on an upper side of the tub-shaped case 50, and the motor 60 is fixed to the upper cover.
In one embodiment of the present application, the slag hole 31 and the slag hole 53 are preferably square holes, so that the granular impurities can be smoothly discharged from the slag hole. Preferably, the long axis of the first ultrafine grating 21 has an included angle of 10 ° with the horizontal plane, so that the ultrafine grating has an included angle with the horizontal plane and a larger projection area on the horizontal plane, and the filtering area of the ultrafine grating can be effectively utilized.
In one embodiment of the present application, it is preferable that the lower surfaces of the first and second ultrafine grids 21 and 22 are further provided with a plurality of support ribs 11 connected to the central rotating shaft 10 and the annular baffle 30, thereby supporting the lower surfaces of the ultrafine grids to prevent the ultrafine grids from being deformed. Preferably, a plurality of support columns 12 are further disposed between the lower edge of the annular baffle 30 and the central rotating shaft 10, so that the annular baffle and the ultrafine grating are reliably fixed on the central rotating shaft.
In one embodiment of the present application, it is preferable that a rotation shaft mounting tube 54 is provided at the center of the bottom plate in the tub-shaped case 50, and a rotation table 13 engaged with the rotation shaft mounting tube is provided at the lower end of the central rotation shaft 10. Preferably, the lower edge of the rotating platform 13 is also extended downward to form an annular rib 14, so that the central rotating shaft 10 is reliably installed in the barrel-shaped housing 50.
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 it; 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 technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A domestic sewage grating decontamination device comprises a support and a barrel-shaped shell, wherein the barrel-shaped shell is fixed on the support, and is characterized in that a sewage inlet is formed in the upper end of the barrel-shaped shell, a sewage outlet is formed in the bottom of the side wall of the barrel-shaped shell, a central rotating shaft positioned in the center of the barrel-shaped shell is installed in the barrel-shaped shell, a superfine grating is fixed on the central rotating shaft, and the upper end of the central rotating shaft is connected with a rotating shaft of a motor fixed on the barrel-shaped shell; the superfine grating comprises a first superfine grating and a second superfine grating which are arranged up and down along the central rotating shaft and are arranged in parallel, the first superfine grating is elliptical, the center of the first superfine grating is superposed with the central axis of the central rotating shaft, the long axis of the first superfine grating and the horizontal plane have an included angle of 8-15 degrees, the projection of the first superfine grating on the horizontal plane is circular, the shape of the second superfine grating is the same as that of the first superfine grating, the outer edges of the first superfine grating and the second superfine grating are also provided with annular baffles, and the projection of the annular baffles on the horizontal plane is circular; still be equipped with on the annular baffle with the lowest point of first ultrafine grating the slag hole that the lowest point of second ultrafine grating corresponds, be equipped with on the lateral wall of tubbiness casing with the slag notch that the slag hole corresponds, the rotatory in-process of center pivot on the annular baffle the slag hole with on the lateral wall when the slag notch aligns, large granule impurity accessible on the ultrafine grating the slag hole the slag notch is discharged the tubbiness casing.
2. The domestic sewage grid scrubbing apparatus of claim 1, wherein: and a slag collection box corresponding to the slag outlet is further installed on the side wall of the barrel-shaped shell.
3. The domestic sewage grid scrubbing apparatus of claim 2, wherein: the upper end of the central rotating shaft is provided with a hexagonal counter bore, and the rotating shaft of the motor is provided with a hexagonal plug matched with the hexagonal counter bore.
4. The domestic sewage grid scrubbing apparatus of claim 1, wherein: the center of the bottom plate in the barrel-shaped shell is provided with a rotating shaft installation barrel, and the lower end of the central rotating shaft is provided with a rotating platform matched with the rotating shaft installation barrel.
5. The domestic sewage grid scrubbing apparatus of claim 4, wherein: the lower edge of the rotating platform also extends downwards to form an annular flange.
6. The domestic sewage grid scrubbing apparatus of claim 3, wherein: the slag hole and the slag hole are both square holes.
7. The domestic sewage grid scrubbing apparatus of claim 3, wherein: the long axis of the first ultrafine grating and the horizontal plane form an included angle of 10 degrees.
8. The domestic sewage grid scrubbing apparatus of claim 3, wherein: the lower surface of the first ultrafine grid and the lower surface of the second ultrafine grid are also provided with a plurality of supporting rib plates connected with the central rotating shaft and the annular baffle.
9. The domestic sewage grid scrubbing apparatus of claim 3, wherein: and a plurality of supporting columns are arranged between the lower edge of the annular baffle and the central rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020729771.5U CN212127569U (en) | 2020-05-07 | 2020-05-07 | Domestic sewage grating decontamination equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020729771.5U CN212127569U (en) | 2020-05-07 | 2020-05-07 | Domestic sewage grating decontamination equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212127569U true CN212127569U (en) | 2020-12-11 |
Family
ID=73693890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020729771.5U Expired - Fee Related CN212127569U (en) | 2020-05-07 | 2020-05-07 | Domestic sewage grating decontamination equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212127569U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115043510A (en) * | 2022-07-04 | 2022-09-13 | 陈春豹 | Portable sewage treatment integrated device for building engineering |
-
2020
- 2020-05-07 CN CN202020729771.5U patent/CN212127569U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115043510A (en) * | 2022-07-04 | 2022-09-13 | 陈春豹 | Portable sewage treatment integrated device for building engineering |
| CN115043510B (en) * | 2022-07-04 | 2023-12-19 | 陈春豹 | Portable sewage treatment integrated device for building engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |