CN203319784U - Precipitating device for three-phase separation of sewage - Google Patents
Precipitating device for three-phase separation of sewage Download PDFInfo
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- CN203319784U CN203319784U CN2013203070990U CN201320307099U CN203319784U CN 203319784 U CN203319784 U CN 203319784U CN 2013203070990 U CN2013203070990 U CN 2013203070990U CN 201320307099 U CN201320307099 U CN 201320307099U CN 203319784 U CN203319784 U CN 203319784U
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Abstract
The utility model discloses a precipitating device for three-phase separation of sewage. The precipitating device comprises an enclosure component, a mud-water separating assembly, a degassing system, a water distributing channel, a water distributing tank, a water collecting and draining tank and a mud bucket, wherein the mud-water separating assembly is an inclined plate assembly or pipe assembly; the mud bucket communicated with the mud-water separating assembly is placed below the mud-water separating assembly; a mud outlet of the mud bucket can be opened. According to the precipitating device, air is separated from the sewage through the degassing system, and the rest muddy water is subjected to mud-water separation through the inclined plate assembly or pipe assembly; water is drained from the water collecting and draining tank; mud falls from the mud outlet of the mud bucket. The mud-water separating assembly is the inclined plate assembly or pipe assembly and has the total flow area relatively larger than that of a narrow slit of a three-phase separator, so that the flow rate of the sewage treated by an anaerobic reactor can be increased by the precipitating device under the same ascending velocity of the muddy water; the precipitating device can be used for precipitating in an aerobic activated mud process, so that additional precipitating unit is saved, and as a result, the floor area is reduced; the mud can be reflowed without the need of power equipment, so that the cost and energy consumption are reduced.
Description
Technical field
The utility model relates to technical field of sewage, particularly a kind of settler for the sewage three phase separation.
Background technology
In sewage treatment process, need to carry out the gas, liquid, solid three phase separation to sewage, for the anaerobic process sewage disposal, generally in anaerobic reactor, use triphase separator.
Existing a kind of triphase separator is by the installation composition of a plurality of inverted-V-shapeds, as shown in Figure 1, sewage flows from the bottom up, gas is collected in gas collection district 01, and muddy water can only flow through the narrow slit 02 between the inverted-V-shaped plate, enters the settling region 04 of top, realize the separation of mud, water by the muddy water self gravitation, supernatant liquor enters the effluent trough 03 at top and discharges, and mud is turned back to the reaction zone of below by narrow slit 02, has realized the three phase separation of sewage.But this triphase separator is because the circulation area of narrow slit 02 is less, when needs improve the hydraulic load of anaerobic reactor, (hydraulic load refers to unit surface, the volume of the muddy water passed through in the unit time) time, muddy water upwards increases by the flow velocity of narrow slit 02, the mud that the muddy water risen at a high speed can hinder in settling region 04 turns back to the reaction zone of below swimmingly by narrow slit 02, be unfavorable for the separation of muddy water, thereby limited the increase of the sewage disposal flow of anaerobic reactor.
When adopting aerobic activated sludge process to carry out sewage disposal, settling tank or settling region need to be set separately in addition in aeration zone, to realize mud-water separation, this just need to utilize the power-equipments such as refluxing unit or scraping and sucking machine to transfer in aeration zone by the mud in settling tank or settling region again, therefore, not only settling tank has taken larger sewage disposal area, and power-equipment has increased cost and energy consumption.
In sum, how to solve the less and problem that the sewage disposal flow restriction anaerobic reactor increases of the circulation area of narrow slit of three characteristics of the middle term separator; And good oxygen activity method while disposing of sewage floor space larger, the problem that cost and energy consumption are higher, be those skilled in the art's problem demanding prompt solutions.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of settler, to substitute the triphase separator in anaerobic reactor, thereby, under the prerequisite that can normally carry out in the sewage three phase separation, improves the sewage disposal flow of anaerobic reactor; Settler has been applied in the oxygen activity method, has made aeration and be deposited in same work area, to reduce floor space, saved cost and energy consumption.
For achieving the above object, the utility model provides following technical scheme:
A kind of settler for the sewage three phase separation comprises:
Seal part, described two end faces up and down that seal part are uncovered;
The mud-water separation assembly, described mud-water separation assembly is for being installed on obliquely described plate group or the pipe group sealed in part;
Degas system, described degas system is connected in the described outer wall that seals part and separates with the mud-water separation assembly, and the upper end of described degas system is uncovered;
The cloth aquaporin, described water distribution passage is positioned at described mud-water separation assembly below, and is communicated with described degas system;
The cloth water tank, described cloth water tank be positioned at described seal part inner and with described water distribution channel connection, need to offer a plurality of water distributing pores on described cloth water tank, described mud-water separation assembly is communicated with described cloth water tank by described water distributing pore;
The collection drainage tray, described collection drainage tray is positioned at the top of described mud-water separation assembly;
Bucket, described bucket is positioned at the below of described mud-water separation assembly, described bucket upper shed is communicated with described mud-water separation assembly, described bucket lower opening be can be unlimited mud mouth.
Preferably, in above-mentioned settler, described degas system, described cloth aquaporin, described mud-water separation assembly, described collection drainage tray and described bucket are arranged symmetrically with respect to the cloth water tank.
Preferably, in above-mentioned settler, the total canal of water outlet that described collection drainage tray comprises water leg and is communicated with described water leg.
Preferably, in above-mentioned settler, also comprise the choke parts of the mud mouth below that can be arranged on described bucket.
Preferably, in above-mentioned settler, also comprise the recoil tube on the headwall that is communicated in described bucket.
Preferably, in above-mentioned settler, also comprise the diversion component vertically be arranged in described degas system.
Preferably, in above-mentioned settler, also comprise: the skimming plate or the froth breaking part that are arranged on the notch place of described degas system.
Preferably, in above-mentioned settler, also comprise the manhole be arranged on described cloth water tank.
Preferably, in above-mentioned settler, the angle of inclination between described plate group or Guan Zuyu horizontal plane is in 45 °～60 ° scopes.
Preferably, in above-mentioned settler, the mud mouth of described bucket can seal;
Also comprise:
Be arranged on the sludge sump of described collection drainage tray top;
The mud pipe that inserts described bucket bottom and be communicated with described sludge sump;
Be sheathed in described mud pipe and the air arm be connected with air-lift device.
Compared with prior art, the beneficial effects of the utility model are:
The settler for the sewage three phase separation that the utility model provides, at first sewage separate gas through degas system, remaining muddy water enters the cloth water tank through the cloth aquaporin, by the water distributing pore on the cloth water tank, muddy water is distributed in the mud-water separation assembly, the mud-water separation assembly is plate group or the pipe group be obliquely installed, muddy water rises in the plate group tilted or Guan Zuzhong, and carry out the separation of mud, water, water enters the collection drainage tray of top and discharges, sludge settling gets off, enter in the bucket of below, and fall into reaction zone from mud mouth.Due to plate group or the pipe group of mud-water separation assembly for tilting, its total circulation area is more much bigger than the circulation area of the narrow slit of triphase separator of the prior art, therefore, can bear higher muddy water upflow velocity in the anaerobic reactor of same diameter, therefore settler of the present utility model has increased the sewage disposal flow of anaerobic reactor; And be applied in aerobic activated sludge process, settler self has the precipitation function, can directly in aeration zone, carry out the three phase separation of mud, gas, water, and carry out sludge settling, do not need to arrange separately precipitation unit, mud can fall into from the mud mouth of bucket the aeration zone, bottom, can save use power-equipment by sludge reflux the process to aeration zone, therefore both saved floor space and reduced cost of investment and operation energy consumption.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or scheme of the prior art, below will accompanying drawing that describe required use in embodiment or prior art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those skilled in the art, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the triphase separator of a kind of anaerobic reactor that Fig. 1 provides for prior art;
The structural representation of a kind of settler for the sewage three phase separation that Fig. 2 provides for the utility model embodiment;
The vertical view that Fig. 3 is Fig. 2.
In above-mentioned Fig. 1, gas collection district 01, narrow slit 02, effluent trough 03, settling region 04;
In above-mentioned Fig. 2 and Fig. 3,
Embodiment
The utility model provides a kind of settler for the sewage three phase separation, has substituted the triphase separator in the anaerobic reactor, thereby, under the prerequisite that can normally carry out in the sewage three phase separation, has improved the sewage disposal flow of anaerobic reactor; In the time of in being applied to the oxygen activity method, making aeration and be deposited in same work area, having reduced floor space, having reduced cost and energy consumption.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Based on embodiment of the present utility model, all other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belong to the scope that the utility model is protected.
Please refer to Fig. 2 and Fig. 3, the structural representation of a kind of settler for the sewage three phase separation that Fig. 2 provides for the utility model embodiment; The vertical view that Fig. 3 is Fig. 2.
The utility model embodiment provides a kind of settler for the sewage three phase separation, hereinafter to be referred as settler, mainly comprises and seals part 3, degas system 1, cloth aquaporin 8, cloth water tank 11, mud-water separation assembly 7, collection drainage tray 4 and bucket 9; Wherein, sealing part 3 can be to be surrounded the parts of up/down perforation by dividing plate, can be also to utilize the pool wall of aeration tank to surround, and for the ongoing mud-water separation of settler and outside sewage are kept apart, and supports for other each parts provide to install; Mud-water separation assembly 7 is plate group or pipe group, and the plate group is arranged by a plurality of inclinations and is installed on the swash plate sealed in part 3 and forms, and between each swash plate, space is arranged, and the pipe group is arranged and is installed on by a plurality of next-door neighbours the inclined tube sealed in part 3 and forms; Degas system 1 is connected on the outer wall 301 that seals part 3, and separates by outer wall 301 and mud-water separation assembly 7, and the upper end of degas system is uncovered, as the import of sewage; Cloth aquaporin 8 is positioned at the below of mud-water separation assembly 7, and penetrates outer wall 301 and be communicated with degas system 1, and the muddy water after degas system 1 outgas can enter in cloth aquaporin 8 like this; Cloth water tank 11 is positioned at the inside that seals part 3 and is communicated with cloth aquaporin 8, cloth aquaporin 8 has been communicated with degas system 1 and cloth water tank 11 like this, muddy water after outgas can be entered in cloth water tank 11, offer a plurality of water distributing pores 12 on cloth water tank 11, cloth water tank 11 is except water distributing pore 12 and with cloth aquaporin 8 is communicated with, be the cavity of sealing on the whole, muddy water can not overflow from other position of cloth water tank 11, and mud-water separation assembly 7 is communicated with cloth water tank 11 by water distributing pore 12; Collection drainage tray 4 is positioned at the top of mud-water separation assembly 7, for collecting and discharge the water of separating; Bucket 9 is positioned at the below of mud-water separation assembly 7, and the import that bucket 9 upper end open are mud is communicated with mud-water separation assembly 7, and bucket 9 lower ends are mud mouth, and mud mouth opens wide, so that the mud precipitated after concentrating falls back to reaction zone.
The principle of work of above-mentioned settler is: when settler is installed in anaerobic reactor, degas system 1 is submerged in below sewage level, contain gas, the sewage of water and mud is entered in degas system 1 by the upper end open-mouth of degas system 1, sewage in dewatering system 1 in the process of its flows, sewage and degas system 1 bump, make gas delivery in sewage out, gas moves upward under buoyancy, arrive the upper end open-mouth of degas system 1, the final water surface that breaks away from, and mud and water continue to move downward the bottom that arrives degas system 1 under the self gravitation effect, complete the sepn process of gas and muddy water.Complete the muddy water mixed solution after gas delivery, in the bottom of degas system 1 enters cloth water tank 11 by cloth aquaporin 8, muddy water flows in mud-water separation assembly 7 equably by the water distributing pore 12 of cloth water tank 11 afterwards, when the plate group that the muddy water process is obliquely installed or pipe group, because the sludge density in muddy water is greater than the density of water, sludge settling is on swash plate or inclined tube, final settlement is back to reaction zone to bucket 9 and from unlimited mud mouth, water upwards flows by the passage of the gap between swash plate or inclined tube, enter in collection drainage tray 4, the final discharge outside anaerobic reactor, realize mud, the separation of water.If settler is applied in aerobic activated sludge process, settler is placed in to aeration tank, make uncovered being submerged in below sewage level in upper end of degas system 1, below work with anaerobic reactor in principle of work basic identical, the water separated is discharged aeration tank, is deposited in sludge reflux in bucket to the aeration zone of settler bottom.
Can find out, the settler that the utility model embodiment provides has substituted the triphase separator in anaerobic reactor of the prior art, swash plate or the inclined tube of due to the mud-water separation assembly 7 of settler, by a plurality of inclinations, being arranged form, the circulation area of mud-water separation assembly 7 is more much larger than the circulation area of the narrow slit 02 in triphase separator, therefore, in the situation that identical with the flow velocity of the narrow slit 02 of the triphase separator of flowing through by the flow velocity of mud-water separation assembly 7, if in the anaerobic reactor of same diameter, mud-water separation assembly 7 can be processed the flow of muddy water much larger than triphase separator, and not there will be mud, water can't normal separation situation, therefore improved on the whole the sewage treatment capacity of anaerobic reactor.For aerobic activated sludge process, because settler has mud, water, gas three phase separation function, and the mud of separating can directly certainly be settled down in the aeration zone of bottom from bucket 9, so precipitation unit need to be set separately outside aeration tank, both reduced the floor space of sewage disposal, and saved power-equipment the mud of precipitation unit has been back to the process in aeration tank again, reduced cost and energy consumption; Because mud does not need to reflux, so not there will be because of repeatedly not shifting, the microorganism in mud makes the impaired situation of microbial bacteria micelle, guaranteed preferably microbic activity and settling property, improved the processing efficiency of existing activated sludge process.
Further optimize settler, the degas system 1 in the present embodiment, cloth aquaporin 8, mud-water separation assembly 7, collection drainage tray 4 and bucket 9 etc. all are arranged symmetrically with respect to water distribution case 11; More preferably, degas system 1 is symmetricly set on the both sides of cloth water tank 11; Mud-water separation assembly 7 is divided into two groups, and lays respectively at the both sides of cloth water tank 11; Collection drainage tray 4 is distributed in the both sides of cloth water tank 11 equally; Bucket 9 is two groups of mud-water separation assemblies 7 of corresponding connection respectively.The advantage arranged like this is to make sewage be uniformly distributed in mud-water separation assembly 7, improves the mud-water separation effect.Certainly, the quantity of above-mentioned each parts can be done corresponding adjustment according to practical situation, at this, is not specifically limited.
Collection drainage tray 4 is optimized, and in the present embodiment, collection drainage tray 4 comprises water leg 401 and the total canal 402 of water outlet, water leg 401 is positioned at the both sides of the total canal 402 of water outlet and is communicated with it, during work, the water of separation enters water leg 401, finally imports in the total canal 402 of water outlet and discharges.
Further optimize settler, in the present embodiment, settler also comprises the choke parts 10 of the mud mouth below that is arranged at bucket 9; Reason is that the gas of reaction zone bottom rises, may affect mud successfully falls after rise to reaction zone from the mud mouth of bucket 9, for weaken ascending gas to mud, moisture from interference, choke parts 10 are set below mud mouth, the gas risen is stopped by choke parts 10, gas can not flow to mud mouth, but gets around mud mouth, thereby has weakened the interference of ascending gas to mud-water separation.Choke parts 10 can be triangular prism structures, and a wedge angle of triangular prism is towards mud mouth; Certainly, choke parts 10 are not limited to triangular prism, and every ascending gas that can weaken all belongs to protection domain of the present utility model to the structure of mud mouth mud extraction impact.
Further, settler also comprises the recoil tube 14 on the headwall that is communicated in bucket 9, recoil tube 14 for the recoil equipment connection, recoil equipment to ventilation in settler with clean deposition the dirt in settler, guarantee that settler is normally used; Certainly, also can adopt alternate manner to be recoiled to mud-water separation assembly 7, every can be recoiled to mud-water separation assembly 7 all belong to protection domain of the present utility model.
In order to realize better the gas delivery in sewage, in the present embodiment, diversion component 2 vertically is set in degas system 1, diversion component 2 is generally platy structure; Diversion component 2 can increase the probability of sewage and degas system 1 collision, and gas is separated quickly from sewage; Can certainly adopt other mode at first to realize separating of gas and muddy water, be not specifically limited at this.
Further, at the notch place of degas system 1, skimming plate or froth breaking part are set; The purpose that skimming plate or froth breaking part are set is in order to prevent the obstruction of degas system 1, thereby affects the sewage treating efficiency of settler.
As optimization, in the present embodiment, settler also is provided with manhole 15 on cloth water tank 11; Purpose is to install and maintenance for convenient.
Mud-water separation assembly 7 is optimized, and the pitch angle of plate group or Guan Zuyu horizontal plane is 45 °～60 °, and forming the swash plate of plate group or the inclined tube of formation pipe group and the angle of horizontal plane is 45 °～60 °; Certainly, according to actual service condition, the angle of inclination of plate group or pipe group can adjust accordingly, and is not limited to the angular range of above-mentioned setting.
In order to tackle some Special Circumstances, such as the reaction zone that the mud of separating need to be moved to other is reacted, the mud mouth of the bucket of settler 9 is sealed, collection drainage tray 4 tops arrange sludge sump 5, mud pipe 13 is inserted in the bottom of bucket 9, mud pipe 13 is communicated with sludge sump 5, is arranged with the air arm 14 that can be connected with air-lift device in mud pipe 13; During work, sludge settling is in bucket 9, air-lift device is inflated in air arm 14, sludge density in mud pipe 13 is less than the outer density of mud pipe 13, make the mud in mud pipe 13 suction buckets 9, and by sludge lifting to sludge sump 5, sludge sump 5 leads to other reaction zone, realizes the transfer of mud.Except adopting air-lift device to realize can also adopting mechanical pump that the mud in bucket 9 is transferred to other reaction zone the mud transfer, at this, do not do concrete introduction.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the settler for the sewage three phase separation, is characterized in that, comprising:
Seal part (3), described two end faces up and down that seal part (3) are uncovered;
Mud-water separation assembly (7), described mud-water separation assembly (7) is for being installed on obliquely described plate group or the pipe group sealed in part (3);
Degas system (1), described degas system (1) is connected in the described outer wall (301) that seals part (3) and separates with mud-water separation assembly (7), and the upper end of described degas system (1) is uncovered;
Cloth aquaporin (8), described cloth aquaporin (8) is positioned at described mud-water separation assembly (7) below, and is communicated with described degas system (1);
Cloth water tank (11), it is inner and be communicated with described cloth aquaporin (8) that described cloth water tank (11) is positioned at the described part (3) that seals, need to offer a plurality of water distributing pores (12) on described cloth water tank (11), described mud-water separation assembly (7) is communicated with described cloth water tank (11) by described water distributing pore (12);
Collection drainage tray (4), described collection drainage tray (4) is positioned at the top of described mud-water separation assembly (7);
Bucket (9), described bucket (9) is positioned at the below of described mud-water separation assembly (7), described bucket (9) upper shed is communicated with described mud-water separation assembly (7), described bucket (9) lower opening be can be unlimited mud mouth.
2. settler according to claim 1, it is characterized in that, described degas system (1), described cloth aquaporin (8), described mud-water separation assembly (7), described collection drainage tray (4) and described bucket (9) are arranged symmetrically with respect to cloth water tank (11).
3. settler according to claim 2, is characterized in that, described collection drainage tray (4) comprises water leg (401) and the total canal of water outlet (402) be communicated with described water leg (401).
4. settler according to claim 2, is characterized in that, also comprises the choke parts (10) of the mud mouth below that can be arranged on described bucket (9).
5. settler according to claim 2, is characterized in that, also comprises the recoil tube (14) on the headwall that is communicated in described bucket (9).
6. settler according to claim 2, is characterized in that, also comprises the diversion component (2) vertically be arranged in described degas system (1).
7. settler according to claim 2, is characterized in that, also comprises: the skimming plate or the froth breaking part that are arranged on the notch place of described degas system (1).
8. settler according to claim 2, is characterized in that, also comprises the manhole (15) be arranged on described cloth water tank (11).
9. settler according to claim 2, is characterized in that, the angle of inclination between described plate group or Guan Zuyu horizontal plane is in 45 °～60 ° scopes.
10. settler according to claim 2, is characterized in that, the mud mouth of described bucket (9) can seal;
Also comprise:
Be arranged on the sludge sump (5) of described collection drainage tray (4) top;
The mud pipe (13) that inserts described bucket (9) bottom and be communicated with described sludge sump (5);
The air arm (6) that is sheathed in described mud pipe (13) and is connected with air-lift device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203070990U CN203319784U (en) | 2013-05-30 | 2013-05-30 | Precipitating device for three-phase separation of sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203070990U CN203319784U (en) | 2013-05-30 | 2013-05-30 | Precipitating device for three-phase separation of sewage |
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| Publication Number | Publication Date |
|---|---|
| CN203319784U true CN203319784U (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203070990U Withdrawn - After Issue CN203319784U (en) | 2013-05-30 | 2013-05-30 | Precipitating device for three-phase separation of sewage |
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| Country | Link |
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| CN (1) | CN203319784U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288229A (en) * | 2013-05-30 | 2013-09-11 | 欧基（上海）环保科技有限公司 | Precipitation device for three-phase sewage separation |
| CN108854173A (en) * | 2018-06-27 | 2018-11-23 | 李海强 | Flat turbulent flow alternative expression setting pot |
-
2013
- 2013-05-30 CN CN2013203070990U patent/CN203319784U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288229A (en) * | 2013-05-30 | 2013-09-11 | 欧基（上海）环保科技有限公司 | Precipitation device for three-phase sewage separation |
| CN103288229B (en) * | 2013-05-30 | 2016-03-09 | 欧基（上海）环保科技有限公司 | A kind of settler for sewage three phase separation |
| CN108854173A (en) * | 2018-06-27 | 2018-11-23 | 李海强 | Flat turbulent flow alternative expression setting pot |
| CN108854173B (en) * | 2018-06-27 | 2020-10-16 | 钟静涛 | Flat turbulent flow alternative type grit chamber |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131204 Effective date of abandoning: 20160309 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |