CN211595364U

CN211595364U - Sewage centralized treatment system

Info

Publication number: CN211595364U
Application number: CN201922412653.1U
Authority: CN
Inventors: 李志刚; 陈奕宏
Original assignee: Hunan Gurun Environmental Protection Technology Co ltd
Current assignee: Hunan Gurun Environmental Protection Technology Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-09-29
Anticipated expiration: 2029-12-29

Abstract

The utility model discloses a sewage centralized treatment system, it includes solid waste interception pond in proper order, the biomembrane filtering ponds, the flocculation basin, sedimentation tank and gravel purification pond, wherein, gu the waste interception pond upper end connects the inlet tube, gu just be provided with the filtration barrier below the delivery port that lies in the inlet tube in the waste interception pond, be provided with active biological filter material in the biomembrane filtering ponds, active biological filter material sets up in netted frame, the below of biomembrane filtering ponds is provided with a plurality of aeration branch pipes of giving vent to anger, aeration branch pipe and aeration give vent to anger are responsible for and are connected, aeration is given vent to anger and is responsible for and be connected with the aeration machine, it adds the device to be provided with the flocculating agent of taking stirring function in the flocculation basin, be equipped with the mud scraper in the sedimentation tank, sludge discharge pipe and. The utility model discloses successively carry out interception, aeration oxygenation, adsorb, add the flocculating agent through the pollution of active biological filter material in to the sewage and stir formation flocculation thing, deposit and purify to the solid waste in the sewage, realize sewage centralized processing.

Description

Sewage centralized treatment system

Technical Field

The utility model relates to a sewage treatment system, in particular to a sewage centralized treatment system.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.

The existing sewage treatment device has serious waste because the flocculating agent is not fully combined with sewage to form flocculate, and the sewage treatment effect of the existing sewage treatment device is still to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide a sewage centralized processing system, successively to the solid waste in the sewage intercept, aeration oxygenation, adsorb, add the flocculating agent through the pollution of active biological filter material in to the sewage and stir formation flocculation thing, deposit and purify, realize sewage centralized processing.

In order to realize the above purpose, the utility model adopts the technical scheme that: the device comprises a solid waste intercepting pool, a biological membrane filtering pool, a flocculation pool, a sedimentation pool and a sand purification pool in sequence, wherein the upper end of the solid waste intercepting pool is connected with a water inlet pipe, a filtering barrier is arranged in the solid waste intercepting pool and below a water outlet positioned on the water inlet pipe, an active biological filter material is arranged in the biological membrane filtering pool, the active biological filter material is arranged in a net-shaped frame, a plurality of aeration air outlet branch pipes are arranged below the biological membrane filtering pool, the aeration air outlet branch pipes are connected with an aeration air outlet main pipe, the aeration air outlet main pipe is connected with an aerator, a flocculating agent adding device with a stirring function is arranged in the flocculation pool, a mud scraper is arranged in the sedimentation pool, and a mud discharge pipe and a mud discharge pump are connected to the.

In order to improve the effect that flocculating agent and sewage combine to form the flocculation thing, it is further, the flocculating agent adds the device and includes the flocculating agent case, the flocculating agent adds the pump, the stirring cylinder body, elevating system and first motor, first motor is installed on elevating system, driving shaft pipe is connected to first motor, the driving shaft pipe top is connected with rotary joint, rotary joint and flocculating agent add through the corrugated hose connection between the delivery port of pump, the flocculating agent adds through the hard tube coupling between the water inlet of pump and the flocculating agent case delivery port, driving shaft pipe's lower extreme setting is in the stirring cylinder body, be provided with the stirring body in the stirring cylinder body, stirring body fixed connection is on driving shaft pipe, driving shaft pipe's lower extreme evenly sets up a plurality of flocculating agent outlet.

In order to improve the effect that flocculating agent and sewage combine to form the flocculation thing, further, the agitator cylinder body lower extreme evenly sets up a plurality of liquid backward flow notches.

In order to improve the stirring effect of flocculating agent and sewage, further, the middle part of stirring cylinder body is equipped with the body of circling round of outside convex arc form.

In order to improve the stirring effect of the flocculating agent and the sewage and promote the flocculation of organic pollutants in the sewage, the stirring body further comprises an upper spiral body and a lower spiral body, a circular plate is fixedly connected between the upper spiral body and the lower spiral body, and the circular plate is welded on the driving shaft tube.

In order to improve the stirring effect of the flocculating agent and the sewage and promote the flocculation of organic pollutants in the sewage, further, the diameter of the upper spiral body is gradually increased from top to bottom, and the diameter of the lower spiral body is gradually decreased from top to bottom.

In order to improve the stirring effect of flocculating agent and sewage, promote the flocculation of organic pollutant in the sewage, it is further, elevating system is including the installation base, installation base upper end fixed connection grudging post, be provided with longitudinal rail and ball screw on the grudging post, install the crane on the longitudinal rail, first motor passes through the bolt fastening on the crane, supporting nut and crane fixed connection on the ball screw, install the second motor on the crane, the output shaft of second motor upper end all is provided with the belt pulley with ball screw's top, connect through drive belt between two belt pulleys.

In order to improve the purification effect, a cobble layer is arranged at the bottom of the gravel purification tank, and a fine sand layer is arranged above the cobble layer.

In order to improve the flocculation effect of the flocculating agent and the sewage and save the using amount of the flocculating agent, the bottom of the sedimentation tank is connected with the bottom of the flocculation tank through a sludge water return pump and a pipeline.

In order to improve the sedimentation effect, an inclined plate is arranged at the upper end of the sedimentation tank, and the upper part of the inclined plate is communicated with the sand purification tank.

During the use, sewage flows in from the inlet tube, and solid waste blocks through filtering the barrier, and aeration oxygenation is carried out to active biological filter material below, and active biological filter material adsorbs the pollutant in the sewage, and the flocculating agent adds the interpolation and the stirring that the device realized the flocculating agent, makes sewage and flocculating agent mix and form the flocculation thing, and the flocculation thing deposits in the sedimentation tank, and mud is struck off to the mud scraper, and the mud is arranged to the dredge pump, and gravel and sand purification pond further purifies, accomplishes sewage treatment.

The utility model has the advantages that:

1. the utility model discloses successively carry out interception, aeration oxygenation, adsorb, add the flocculating agent through the pollution of active biological filter material in to the sewage and stir formation flocculation thing, deposit and purify to the solid waste in the sewage, realize sewage centralized processing.

2. The utility model provides a flocculating agent adds the device and can realize the automatic interpolation and the stirring of flocculating agent, has very good stirring effect for the efficiency of flocculating agent and sewage direct bonding and formation flocculating agent, improvement sewage treatment effect.

3. The utility model provides a stirring body stirs under first motor drives, simultaneously, carries out the oscilaltion under the elevating system effect for the combination of upper and lower water layer flocculating agent and sewage improves the flocculation effect.

4. The utility model discloses in the stirring body including in last spirochaeta and lower spirochaeta, the diameter of going up the spirochaeta spiral is from last to progressively increasing up down in proper order, the diameter of lower spirochaeta spiral is from last to progressively diminishing down in proper order, the stirring body is ascending and descending in-process formation swirl for the combination of sewage and flocculating agent, can effectively prevent that the flocculation thing from smashing simultaneously, improved the sewage treatment effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the flocculant adding device of the present invention.

Fig. 3 is a side view of the lifting mechanism of the present invention.

Fig. 4 is a front view of the middle lifting mechanism of the present invention.

The text labels in the figures are represented as: 1. a water inlet pipe; 2. filtering the barrier; 3. a solid waste intercepting pool; 4. a biofilm filter tank; 5. an active biological filter material; 6. a flocculant adding device; 7. a flocculation tank; 8. a sedimentation tank; 9. a sloping plate; 10. a sand purification tank; 11. a west sand layer; 12. a cobble layer; 13. a sludge discharge pump; 14. a mud scraper; 15. a sludge water return pump; 16. an aerator; 17. an aeration air outlet branch pipe; 18. an aeration air outlet main pipe; 61. a driving shaft tube; 62. a rotary joint; 63. a first motor; 64. a driving shaft tube; 65. a corrugated hose; 66. a flocculant addition pump; 67. a hard tube; 68. a flocculant box; 69. a flocculant outflow hole; 610. feeding a spiral body; 611. a circular plate; 612. feeding a spiral body; 613. a liquid return slot; 614. a stirring cylinder body; 6101. installing a base; 6102. a second motor; 6103. a drive belt; 6104. a longitudinal guide rail; 6105. a lifting frame; 6106. a ball screw; 6107. and (4) erecting a frame.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1, the specific structure of the present invention is: the device sequentially comprises a solid waste intercepting pool 3, a biological membrane filtering pool 4, a flocculation pool 7, a sedimentation pool 8 and a sand purification pool 10, wherein the upper end of the solid waste intercepting pool 3 is connected with a water inlet pipe 1, a filtering barrier 2 is arranged in the solid waste intercepting pool 3 and below a water outlet of the water inlet pipe 1, an active biological filter material 5 is arranged in the biological membrane filtering pool 4, the active biological filter material 5 is arranged in a net-shaped frame, a plurality of aeration air outlet branch pipes 17 are arranged below the biological membrane filtering pool 4, the aeration air outlet branch pipes 17 are connected with an aeration air outlet main pipe 18, the aeration air outlet main pipe 18 is connected with an aerator 16, a flocculating agent adding device 6 with a stirring function is arranged in the flocculation pool 7, a mud scraper 14 is arranged in the sedimentation pool 8, and a mud discharge pipe and a mud discharge pump 13 are connected to the bottom of the sedimentation.

In this embodiment, as shown in fig. 2, in order to improve the effect of flocculating agent and sewage combined to form flocs, preferably, the flocculating agent adding device 6 comprises a flocculating agent tank 68, a flocculating agent adding pump 66, a stirring cylinder 614, an elevating mechanism 61 and a first motor 63, the first motor 63 is installed on the elevating mechanism 61, the first motor 63 is connected with a driving shaft pipe 64, the top of the driving shaft pipe 64 is connected with a rotary joint 62, the rotary joint 62 is connected with the water outlet of the flocculating agent adding pump 66 through a corrugated hose 65, the water inlet of the flocculating agent adding pump 66 is connected with the water outlet of the flocculating agent tank 68 through a hard pipe 67, the lower end of the driving shaft pipe 64 is arranged in the stirring cylinder 614, a stirring body is arranged in the stirring cylinder 614, the stirring body is fixedly connected to the driving shaft pipe 64, and a plurality of flocculating agent outflow holes 69 are uniformly arranged.

In this embodiment, as shown in fig. 2, in order to enhance the effect of the flocculant combining with the sewage to form flocs, it is preferable that a plurality of liquid reflux notches 613 are uniformly provided at the lower end of the agitation cylinder 614.

In this embodiment, as shown in fig. 2, in order to improve the stirring effect of the flocculant and the sewage, it is preferable that the middle portion of the stirring cylinder 614 is provided with an arc-shaped revolution body protruding outward.

In this embodiment, as shown in fig. 2, in order to improve the stirring effect of the flocculant and the sewage and promote the flocculation of the organic pollutants in the sewage, it is preferable that the stirring body includes an upper spiral 69 and a lower spiral 612, a circular plate 611 is fixedly connected between the upper spiral 610 and the lower spiral 612, and the circular plate 611 is welded on the driving shaft pipe 64.

In this embodiment, as shown in fig. 2, in order to improve the stirring effect of the flocculant and the sewage and promote the flocculation of the organic pollutants in the sewage, it is preferable that the diameter of the spiral of the upper spiral 610 is gradually increased from top to bottom, and the diameter of the spiral of the lower spiral 612 is gradually decreased from top to bottom.

In this embodiment, as shown in fig. 3 to 4, in order to improve the stirring effect of the flocculant and the sewage and promote flocculation of organic pollutants in the sewage, preferably, the lifting mechanism 61 includes an installation base 6101, an upper end of the installation base 6101 is fixedly connected to a vertical stand 6107, a longitudinal guide 6104 and a ball screw 6106 are arranged on the vertical stand 6107, a lifting frame 6105 is arranged on the longitudinal guide 6104, a first motor 63 is fixed on the lifting frame 6105 through a bolt, a nut matched with the ball screw 6106 is fixedly connected to the lifting frame 6105, a second motor 6102 is arranged on the lifting frame 6105, an output shaft at an upper end of the second motor 6102 and a top of the ball screw 6106 are both provided with a belt pulley, and the two belt pulleys are connected through a driving belt 6103.

In this embodiment, as shown in fig. 1, in order to improve the purification effect, it is preferable that a pebble bed 12 is provided at the bottom of the sand and stone purification pond 10, and a fine sand bed 11 is provided above the pebble bed.

In this embodiment, as shown in fig. 1, in order to improve the flocculation effect of the flocculant and the sewage and save the amount of the flocculant, it is preferable that the sedimentation tank 8 is connected with the bottom of the flocculation tank 7 through a sludge water return pump 15 and a pipeline.

In order to improve the sedimentation effect, an inclined plate 9 is preferably arranged at the upper end of the sedimentation tank 8, and the upper part of the inclined plate 9 is communicated with a sand purification tank 10.

The utility model discloses a theory of operation: sewage flows in from inlet tube 1, and solid waste blocks through filtering barrier 2, and aeration oxygenation is carried out to active biological filter material 5 below, and active biological filter material 5 adsorbs the pollutant in the sewage, and flocculating agent interpolation device 6 realizes the interpolation and the stirring of flocculating agent, makes sewage and flocculating agent mix and forms the flocculation thing, and the flocculation thing deposits in sedimentation tank 8, and mud is struck off to mud scraper 14, and mud is arranged to mud pump 13, and gravel and sand purification tank 10 further purifies, accomplishes sewage treatment.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A sewage centralized treatment system is characterized by sequentially comprising a solid waste intercepting pool (3), a biological membrane filtering pool (4), a flocculation pool (7), a sedimentation pool (8) and a sand purification pool (10), wherein the upper end of the solid waste intercepting pool (3) is connected with a water inlet pipe (1), a filtering barrier (2) is arranged in the solid waste intercepting pool (3) and below a water outlet of the water inlet pipe (1), an active biological filter material (5) is arranged in the biological membrane filtering pool (4), the active biological filter material (5) is arranged in a net-shaped frame, a plurality of aeration air outlet branch pipes (17) are arranged below the biological membrane filtering pool (4), the aeration air outlet branch pipes (17) are connected with an aeration air outlet main pipe (18), the aeration air outlet main pipe (18) is connected with an aerator (16), a flocculating agent adding device (6) with a stirring function is arranged in the flocculation pool (7), a mud scraper (14) is arranged in the sedimentation tank (8), and a mud discharge pipe and a mud discharge pump (13) are connected to the bottom of the sedimentation tank (8).

2. The centralized sewage treatment system according to claim 1, wherein the flocculant adding device (6) comprises a flocculant box (68), a flocculant adding pump (66), a stirring cylinder (614), an elevating mechanism (61) and a first motor (63), the first motor (63) is installed on the elevating mechanism (61), the first motor (63) is connected with a driving shaft tube (64), the top of the driving shaft tube (64) is connected with a rotary joint (62), the rotary joint (62) is connected with the water outlet of the flocculant adding pump (66) through a corrugated hose (65), the water inlet of the flocculant adding pump (66) is connected with the water outlet of the flocculant box (68) through a hard pipe (67), the lower end of the driving shaft tube (64) is arranged in the stirring cylinder (614), a stirring body is arranged in the stirring cylinder (614), and the stirring body is fixedly connected to the driving shaft tube (64), the lower end of the driving shaft pipe (64) is uniformly provided with a plurality of flocculating agent outflow holes (69).

3. The centralized wastewater treatment system according to claim 2, wherein the lower end of the agitation cylinder (614) is uniformly provided with a plurality of liquid reflux slots (613).

4. The centralized wastewater treatment system according to claim 2, wherein the mixer cylinder (614) has an arc-shaped revolving body protruding outward at the middle thereof.

5. The centralized sewage treatment system according to claim 2, wherein the stirring body comprises an upper spiral body (610) and a lower spiral body (612), a circular plate (611) is fixedly connected between the upper spiral body (610) and the lower spiral body (612), and the circular plate (611) is welded on the driving shaft pipe (64).

6. The centralized wastewater treatment system according to claim 5, wherein the diameter of the spiral of the upper spiral body (610) increases from top to bottom, and the diameter of the spiral of the lower spiral body (612) decreases from top to bottom.

7. The centralized sewage treatment system according to any one of claims 2 to 6, wherein the lifting mechanism (61) comprises a mounting base (6101), the upper end of the mounting base (6101) is fixedly connected with a stand (6107), the stand (6107) is provided with a longitudinal guide rail (6104) and a ball screw (6106), the longitudinal guide rail (6104) is provided with a lifting rack (6105), the first motor (63) is fixed on the lifting rack (6105) through a bolt, a nut matched with the ball screw (6106) is fixedly connected with the lifting rack (6105), the lifting rack (6105) is provided with a second motor (6102), an output shaft at the upper end of the second motor (6102) and the top of the ball screw (6106) are provided with belt pulleys, and the two belt pulleys are connected through a driving belt (6103).

8. A centralized wastewater treatment system according to claim 1, characterized in that a pebble layer (12) is provided at the bottom of the sand and stone purification tank (10), and a fine sand layer (11) is provided above the pebble layer.

9. The centralized wastewater treatment system according to claim 1, wherein the bottom of the sedimentation tank (8) is connected with the bottom of the flocculation tank (7) through a sludge return pump (15) and a pipeline.

10. The centralized sewage treatment system according to claim 1, wherein an inclined plate (9) is arranged at the upper end of the sedimentation tank (8), and the upper part of the inclined plate (9) is communicated with the sand purification tank (10).