CN210131443U - Internal water inlet type rotary screen for sewage treatment - Google Patents
Internal water inlet type rotary screen for sewage treatment Download PDFInfo
- Publication number
- CN210131443U CN210131443U CN201920525409.3U CN201920525409U CN210131443U CN 210131443 U CN210131443 U CN 210131443U CN 201920525409 U CN201920525409 U CN 201920525409U CN 210131443 U CN210131443 U CN 210131443U
- Authority
- CN
- China
- Prior art keywords
- water inlet
- box body
- drum
- screen
- rotary screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtration Of Liquid (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses an internal water inlet type rotary screen for sewage treatment, which comprises a frame, a rotary screen and a driving mechanism for driving the rotary screen to rotate, wherein the rotary screen is installed in the horizontal direction; a closed box body is arranged outside the drum screen, one end of the box body is provided with a water inlet pipe orifice, and the other end of the box body is provided with a residue collecting box; a water receiving groove communicated with the water inlet pipe orifice is fixedly arranged in the drum screen along the horizontal direction; the drum screen comprises a drum, and a spiral material guide plate is arranged on the inner wall of the drum screen along the axis direction; and a driving wheel is arranged at the end part of the roller close to the driving mechanism side, and the driving wheel is connected with the driving mechanism through a connecting piece. Adopt above-mentioned technical scheme, can be in succession and screen off aquatic suspended solid effectively, adopt inside into water, filter in succession and do not have the dead angle, can effectually get rid of thinner fibre, the oily solid that general grid is difficult to get rid of, the higher suspended solid of concentration, adopt the mode of interior inflow overflow to receive sewage moreover, solved the current problem that the inflow is little greatly.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, especially, relate to an interior formula of intaking drum sieve for sewage treatment.
Background
Drum sieve formula effluent treatment plant, mainly used handles life, chemical industry waste water, floater and large granule suspended solid, large granule impurity etc. in the mainly used processing waste water. At present, a trommel treatment device in the prior art mainly comprises a frame, an inclined trommel arranged on the frame, a spray pipe spraying water to the inclined trommel, a water tank extending to the upper end of the inclined trommel and a motor driving mechanism driving the inclined trommel to rotate, thereby realizing effective sewage discharge and interception.
Drum sieve formula sewage treatment plant among the prior art all has the problem: 1. the large impurities (floaters, suspended matters and the like) in the sewage easily block the sieve pores of the drum sieve, which is a common problem of the existing drum sieve type sewage treatment device, such as adopting a multi-stage drum sieve to sort the impurities and reduce the blocking of the impurities, but only can play a certain control effect, and the large impurities still easily block at a water inlet, so that the treatment effect of the drum sieve is poor and the treatment speed is slow; meanwhile, the filtered residues are conveyed to the tail of the drum screen by the aid of inclination and water flow impact to discharge the residues, and because the residues have impurities with strong adhesion or hair and the like, screen holes of the drum screen are easily blocked, and the drum screen at the tail is blocked, the drum screen needs to be cleaned regularly, the treatment effect is poor, and the cleaning period is frequent; 2. the problem of treatment capacity, the existing inclined drum screen type treatment device, when treating waste water, has small treatment capacity.
Therefore, the utility model provides an interior formula of intaking drum sieve for sewage treatment that handling capacity is big, clearance cycle is long, reduce shut down clearance operation number of times, improve production efficiency.
Disclosure of Invention
Problem to prior art exists, the utility model provides a rational in infrastructure, convenient operation, the handling capacity is big, clearance cycle is long, reduce shut down clearance operation number of times, improve production efficiency's interior formula of intaking drum sieve for sewage treatment.
The utility model is realized in such a way, the internal water inlet type drum screen for sewage treatment comprises a frame, a drum screen and a driving mechanism for driving the drum screen to rotate, wherein two ends of the drum screen are arranged on the frame through supporting roller groups, and the drum screen is arranged in the horizontal direction; the rotary screen device comprises a closed box body arranged on the outer side of a rotary screen, wherein the box body consists of an upper box body and a lower box body, and the bottom of the lower box body is provided with a drainage pipe orifice; one end of the upper box body is provided with a water inlet pipe orifice, and the center line of the water inlet pipe orifice and the center line of the drum screen are positioned on the same axis; the other end of the upper box body is provided with a residue collecting box, and the bottom of the residue collecting box is provided with a residue collecting port; a hole is formed in an outer side panel of the residue collecting box, and a door plate with a locking member is mounted on the hole; a water receiving groove communicated with the water inlet pipe orifice is fixedly arranged in the drum screen along the horizontal direction; the drum screen comprises a drum, wherein filter tanks are uniformly distributed on the drum along the circumferential direction, filter members are fixedly arranged on the filter tanks, two annular vertical plates are respectively arranged at two ends of the drum, and a guide groove for placing and supporting a roller train is formed between the two annular vertical plates; a spiral material guide plate is arranged on the inner wall of the drum screen along the axis direction; and a driving wheel is arranged at the end part of the roller close to the driving mechanism side, and the driving wheel is connected with the driving mechanism through a connecting piece.
The technical scheme can also adopt the following technical scheme:
preferably, a back flush spray device is arranged at the upper part of the inner side of the upper box body at the outer side of the rotary screen. The back-flushing spraying device is used for removing impurities possibly adhered to the roller and preventing the roller from being blocked to influence the filtering effect and the flow. Based on above-mentioned structure back flush spray set can wash under the circumstances that does not stop the normal operation of drum sieve, improve the operating efficiency.
Preferably, the backwashing spray device comprises a water inlet pipe, and a water inlet of the water inlet pipe extends out of the upper box body; and a plurality of nozzles which are inclined upwards and correspond to the rotary screen are arranged on the water inlet pipe in the upper box body along the length direction of the water inlet pipe. Foretell spray set simple structure can be connected with external water source through the coupling is direct, and the spraying that sets up to one side simultaneously is favorable to washing away the impurity of adhesion drum sieve inner wall, and the impurity that washes away is carried to the residue along with drum sieve's rotation and collects the mouth, and then realizes arranging outward.
Preferably, an overflow cofferdam is arranged on the side of the water receiving tank close to the water inlet. Reduce the sewage that has impurity and carry out the overflow in the water inlet side for sewage is close to the central point that the drum sieve put and is overflowed after the water receiving tank meets full, avoids impurity to gather in the side of intaking.
The two sides of the upper box body are provided with movable box doors, and the door handles with lock cylinders are installed on the box doors. By adopting the structure, the maintenance cost is reduced and the work efficiency is improved due to the assembly and later maintenance of the product.
Preferably, the filtering component is a pore plate, a metal mesh or a wedge-shaped grid.
In conclusion, by adopting the technical scheme, the suspended solid in water can be continuously and effectively screened out, the internal water inlet is adopted, no dead angle exists in the continuous filtration, the fine fibers, oily solids and suspended solids with high concentration which are difficult to remove by a common grating can be effectively removed, the sewage is received by adopting an internal water inlet overflow mode, the influence of the filtering surface of the drum screen is avoided, and the problem of small water inlet amount in the prior art is greatly solved; additionally, the utility model discloses rational in infrastructure, the handling capacity is big, the clearance cycle is long, reduce advantages such as shut down clearance operation number of times, production efficiency height. The utility model discloses it is extensive to use, can be applied to among the meticulous filtration or the industrial screening technology of sewage preliminary treatment, trades such as weaving printing and dyeing, papermaking, agricultural product, food, marine product processing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 and 3 are perspective views of the present invention;
FIG. 4 is a schematic view of the present invention with the upper box removed;
FIG. 5 is a schematic view of the present invention with the filter element removed;
fig. 6 is a schematic view of a trommel with the filtering element removed.
In the figure: 10. a frame; 101. a cross beam; 20. a drum screen; 201. a drum; 202. a filter tank; 203. a filter member; 204. an annular vertical plate; 205. a guide groove; 206. a spiral material guide plate; 207. a drive wheel; 208. a chain; 30. a drive mechanism; 40. supporting the roller group; 50. a box body; 501. an upper box body; 511. a movable box door; 502. a lower box body; 503. a drain pipe orifice; 504. a water inlet pipe orifice; 60. a residue collection box; 601. a residue collection port; 602. a hole; 603. a locking member; 604. a door panel; 70. a water receiving tank; 701. an overflow cofferdam; 80. a back flush spray device; 801. a water inlet pipe; 802. a nozzle;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 6, the drum screen for internal water inlet type sewage treatment provided by the present invention includes a frame 10, a drum screen 20 and a driving mechanism 30 for driving the drum screen to rotate, wherein two ends of the drum screen passing through are mounted on the frame 10 through a supporting roller set 40, and the drum screen is mounted in a horizontal direction; the closed box body 50 is arranged outside the drum screen and consists of an upper box body 501 and a lower box body 502, and the bottom of the lower box body is provided with a drainage pipe opening 503; for convenience of connection, a flange is arranged at the end part of the drainage pipe orifice 503, a water inlet pipe orifice 504 is arranged at one end of the upper box body, for convenience of connection, a flange is arranged at the end part of the water inlet pipe orifice 504, and the center line of the water inlet pipe orifice and the center line of the drum screen are positioned on the same axis; the other end of the upper box body 501 is provided with a residue collection box 60, and the bottom of the residue collection box is provided with a residue collection port 601; a hole 602 is arranged on the outer side panel of the residue collection box, and a door panel 604 with a locking member 603 is arranged on the hole; a water receiving groove 70 communicated with a water inlet pipe orifice is fixedly arranged in the drum screen along the horizontal direction; the drum screen 20 comprises a drum 201, wherein filter tanks 202 are uniformly distributed on the drum along the circumferential direction, filter members 203 are fixedly mounted on the filter tanks, two annular vertical plates 204 are mounted at two ends of the drum, and a guide groove 205 for placing a support roller set is formed between the two annular vertical plates; a spiral material guide plate 206 is arranged on the inner wall of the drum screen along the axial direction; a driving wheel 207 is installed at the end part of the roller close to the driving mechanism side, the driving wheel is connected with the driving mechanism 30 through a connecting piece, the driving wheel can be a chain wheel or a belt wheel, in this embodiment, a chain wheel is preferred, the driving mechanism corresponding to the chain wheel comprises a motor and a speed reducer, a driving chain wheel is installed at the output end of the speed reducer, and the connecting piece connecting the driving chain wheel and the chain wheel of the roller is a chain 208.
The utility model discloses the theory of operation: sewage (or other raw water) is conveyed by a water pump, enters a water receiving tank in the roller from a water inlet pipe orifice, overflows by gravity, flows through a filtering surface of the roller, and large solids or fibers are intercepted in the rotating roller, are gathered and moved to an outlet at one end of the roller under the action of an internal spiral plate, fall into a residue collecting port and are collected in a centralized manner.
The technical scheme can also adopt the following technical scheme:
preferably, a back flush shower unit 80 is installed at the outer side of the drum screen and the inner upper part of the upper box body. The back-flushing spraying device is used for removing impurities possibly adhered to the roller and preventing the roller from being blocked to influence the filtering effect and the flow. Based on above-mentioned structure back flush spray set can wash under the circumstances that does not stop the normal operation of drum sieve, improve the operating efficiency.
Preferably, the backwashing spray device 80 comprises a water inlet pipe 801, and a water inlet of the water inlet pipe extends out of the upper box body; a plurality of nozzles 802 which are inclined upwards and correspond to the drum screen are arranged on the water inlet pipe in the upper box body along the length direction of the water inlet pipe. Foretell spray set simple structure can be connected with external water source through the coupling is direct, and the spraying that sets up to one side simultaneously is favorable to washing away the impurity of adhesion drum sieve inner wall, and the impurity that washes away is carried to the residue along with drum sieve's rotation and collects the mouth, and then realizes arranging outward.
Preferably, an overflow cofferdam 701 is provided on the water receiving tank 70 near the water inlet. Reduce the sewage that has impurity and carry out the overflow in the water inlet side for sewage is close to the central point that the drum sieve put and is overflowed after the water receiving tank meets full, avoids impurity to gather in the side of intaking.
Two sides of the upper box body 501 are provided with movable box doors 511, and door handles 512 with lock cylinders are arranged on the box doors. By adopting the structure, the maintenance cost is reduced and the work efficiency is improved due to the assembly and later maintenance of the product.
Preferably, the filtering component 203 is a pore plate, a metal mesh or a wedge-shaped grid, and is selected according to actual needs; an orifice plate is preferred in this embodiment.
In conclusion, by adopting the technical scheme, the suspended solid in water can be continuously and effectively screened out, the internal water inlet is adopted, no dead angle exists in the continuous filtration, the fine fiber, the oily solid and the suspended solid with higher concentration which are difficult to remove by a common grating can be effectively removed, and the sewage is received by adopting the internal water inlet overflow mode, so that the problem of small water inlet quantity in the prior art is greatly solved; additionally, the utility model discloses rational in infrastructure, the handling capacity is big, the clearance cycle is long, reduce advantages such as shut down clearance operation number of times, production efficiency height. The utility model discloses it is extensive to use, can be applied to among the meticulous filtration or the industrial screening technology of sewage preliminary treatment, trades such as weaving printing and dyeing, papermaking, agricultural product, food, marine product processing.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. An internal water inlet type drum screen for sewage treatment comprises a rack, a drum screen and a driving mechanism for driving the drum screen to rotate, wherein two ends of the drum screen passing through are arranged on the rack through a supporting roller group;
the rotary screen device comprises a closed box body arranged on the outer side of a rotary screen, wherein the box body consists of an upper box body and a lower box body, and the bottom of the lower box body is provided with a drainage pipe orifice; one end of the upper box body is provided with a water inlet pipe orifice, and the center line of the water inlet pipe orifice and the center line of the drum screen are positioned on the same axis; the other end of the upper box body is provided with a residue collecting box, and the bottom of the residue collecting box is provided with a residue collecting port; a hole is formed in an outer side panel of the residue collecting box, and a door plate with a locking member is mounted on the hole;
a water receiving groove communicated with the water inlet pipe orifice is fixedly arranged in the drum screen along the horizontal direction;
the drum screen comprises a drum, wherein filter tanks are uniformly distributed on the drum along the circumferential direction, filter members are fixedly arranged on the filter tanks, two annular vertical plates are respectively arranged at two ends of the drum, and a guide groove for placing and supporting a roller train is formed between the two annular vertical plates; a spiral material guide plate is arranged on the inner wall of the drum screen along the axis direction; and a driving wheel is arranged at the end part of the roller close to the driving mechanism side, and the driving wheel is connected with the driving mechanism through a connecting piece.
2. The internal water inlet type rotary screen for sewage treatment as claimed in claim 1, wherein a back flush shower unit is installed at an upper portion of an inner side of the upper case outside the rotary screen.
3. The internal water inlet type rotary screen for sewage treatment as claimed in claim 2, wherein the back flush spray device comprises a water inlet pipe, and a water inlet of the water inlet pipe extends out of the upper box body; and a plurality of nozzles which are inclined upwards and correspond to the rotary screen are arranged on the water inlet pipe in the upper box body along the length direction of the water inlet pipe.
4. The internal water intake type rotary screen for sewage treatment as claimed in claim 1, wherein an overflow cofferdam is provided at a side of the water receiving tank close to the water inlet.
5. The internal water inlet type rotary screen for sewage treatment as claimed in claim 1, wherein movable box doors are arranged on two sides of the upper box body, and a door handle with a lock cylinder is installed on the box doors.
6. The internal water inlet type rotary screen for sewage treatment as claimed in claim 1, wherein the filtering component is a perforated plate, a metal mesh or a wedge-shaped grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920525409.3U CN210131443U (en) | 2019-04-17 | 2019-04-17 | Internal water inlet type rotary screen for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920525409.3U CN210131443U (en) | 2019-04-17 | 2019-04-17 | Internal water inlet type rotary screen for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210131443U true CN210131443U (en) | 2020-03-10 |
Family
ID=69703778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920525409.3U Active CN210131443U (en) | 2019-04-17 | 2019-04-17 | Internal water inlet type rotary screen for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210131443U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934693A (en) * | 2021-02-02 | 2021-06-11 | 格林美(武汉)城市矿山产业集团有限公司 | Self-cleaning drum screen |
| CN114984652A (en) * | 2022-06-10 | 2022-09-02 | 福建气好克环保科技有限公司 | Sewage circulation treatment device with self-cleaning roller screen |
-
2019
- 2019-04-17 CN CN201920525409.3U patent/CN210131443U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934693A (en) * | 2021-02-02 | 2021-06-11 | 格林美(武汉)城市矿山产业集团有限公司 | Self-cleaning drum screen |
| CN114984652A (en) * | 2022-06-10 | 2022-09-02 | 福建气好克环保科技有限公司 | Sewage circulation treatment device with self-cleaning roller screen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210131443U (en) | Internal water inlet type rotary screen for sewage treatment | |
| CN115634491B (en) | Coal washing wastewater treatment device capable of being automatically cleaned regularly | |
| CN202237495U (en) | Unpowered rotary filter | |
| CN110052072A (en) | Breeding wastewater waste separation equipment rotary drum Microfilter | |
| CN208645753U (en) | A kind of chemical industry textile waste recyclable device | |
| CN207928809U (en) | Novel sewage pre-filtrating equipment | |
| KR20160004499A (en) | Drum Screen Device for Water Purification | |
| CN117298705A (en) | Internal inflow type screen plate grid dirt remover and dirt removing method | |
| CN108905320B (en) | Active sand filter | |
| CN208526018U (en) | A kind of glass reinforced plastic water purifier | |
| CN214715046U (en) | Rotary drum type solid filtering and recovering equipment | |
| CN108144347B (en) | Method for rapidly treating sewage | |
| CN115671859A (en) | Filter pipeline that hydraulic engineering used | |
| CN210448290U (en) | Industrial wastewater treatment device convenient for filtering and disposal | |
| CN210176477U (en) | Grid trash-blocking treatment system | |
| CN220619599U (en) | Filter device for separating pulp fibers and sediment | |
| CN213202599U (en) | Primary waste water filtering device | |
| CN215137721U (en) | Potato cleaning and processing wastewater treatment device | |
| CN214209674U (en) | Industrial fiber rotary disc filter tank | |
| CN214299693U (en) | Water-saving resource recycling device | |
| CN218561146U (en) | Waste water treatment device for food production | |
| CN217458934U (en) | Treatment device for coal gas washing sewage | |
| CN217188111U (en) | Construction sewage treatment ware case | |
| CN220110603U (en) | Sewage precipitation screening structure | |
| CN113402119B (en) | Energy-saving environment-friendly domestic sewage treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |