CN213977353U

CN213977353U - Sewage treatment equipment for environmental protection

Info

Publication number: CN213977353U
Application number: CN202022730590.7U
Authority: CN
Inventors: 庄志杰; 陈望; 陈义萍
Original assignee: CNNC Huachen Engineering Management Co Ltd
Current assignee: CNNC Huachen Engineering Management Co Ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-08-17
Anticipated expiration: 2030-11-23

Abstract

The utility model relates to a sewage treatment device for environmental protection, include the sedimentation tank and set up in the cleaning tank of sedimentation tank one side, the slope is provided with carries out filterable grid plate and is the level setting and is located the below of grid plate in order to carry out filterable filter screen to small-size impurity and mud to the large-scale impurity in the sewage in the sedimentation tank, the cleaning tank is provided with and deposits the mud pump that gathers in the filter screen top to the mud cleaning assembly in cleaning tank. This application has the effect of reducing the advantage of mud accumulation on the filter screen.

Description

Sewage treatment equipment for environmental protection

Technical Field

The application relates to the technical field of sewage treatment, in particular to sewage treatment equipment for environmental protection.

Background

Sewage treatment, in order to make sewage reach the water quality requirement of discharging into a certain water body or reuse and carry out the process of purifying it, sewage treatment is widely used in each field such as building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment and food and beverage, also increasingly goes into common people's daily life.

At present, Chinese patent with the publication number of CN 206915933U discloses a device for integrated deodorization and sewage treatment of municipal sewage plants, which comprises an air flotation tank and a cement fixing block, wherein the left end of the air flotation tank is connected with a sewage inlet, a grid plate is arranged inside the air flotation tank, a filter screen is arranged below the grid plate, a pressure dissolved air tank is arranged on the right side outside the air flotation tank, the cement fixing block is arranged at the bottom of the air flotation tank, a centrifugal fan is arranged above the pressure dissolved air tank, the right end of the centrifugal fan is connected with an exhaust gas deodorization treatment box, an ion generator is arranged inside the exhaust gas deodorization treatment box, a purified gas outlet is arranged above the exhaust gas deodorization treatment box, an adjusting tank is arranged at the bottom of the exhaust gas deodorization treatment box, a neutralizing medicine inlet is arranged above the right side of the adjusting tank, and the outside left side of equalizing basin is provided with the PH value tester, the below of PH value tester is provided with the suction pump, the right side of equalizing basin is provided with the hydrolytic acidification pond, the right side in hydrolytic acidification pond is provided with oxygen generator, oxygen generator's below is provided with the contact oxidation pond, the right side in contact oxidation pond is connected with the connecting pipe, the sedimentation tank is connected to the right-hand member of connecting pipe, pressure dissolves gas pitcher, centrifugal fan, ion generator, oxygen generator, suction pump and PH value tester and all with external control panel electric connection.

With respect to the related art, the inventors consider that the following drawbacks exist: the filter screen filters large impurities, silt and other substances in the sewage, and the large impurities and the silt are easily accumulated on the filter screen due to self weight, so that the sewage holding capacity of the air floatation tank is reduced, the sewage treatment capacity of the air floatation tank is reduced, and the sewage treatment efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The application provides a sewage treatment device for environmental protection has the advantage that reduces mud and gathers on the filter screen.

The application provides a sewage treatment device for environmental protection adopts following technical scheme:

the utility model provides a sewage treatment device for environmental protection, includes the sedimentation tank and sets up in the cleaning tank of sedimentation tank one side, the slope is provided with carries out filterable grid board and is the level setting and is located the below of grid board in order to carry out filterable filter screen to small-size impurity and mud to the large-scale impurity in the sewage in the sedimentation tank, the cleaning tank is provided with and deposits the mud pump-feed to the cleaning tank's of gathering in the filter screen top mud clearance subassembly.

Through adopting above-mentioned technical scheme, be provided with clear mud subassembly in order to deposit impurity and the mud pump that piles up on the filter screen to the cleaning tank and concentrate the collection and handle, on the one hand, concentrate the collection to mud, can be arranged in the pit of landfill environment to sink or be used as other usage, recycle mud, practiced thrift the cost, on the other hand, guarantees the holding capacity of sedimentation tank, guarantees sewage treatment capacity.

Preferably, the mud cleaning assembly comprises a cleaning pipe with one end connected to the cleaning pool and a mud suction machine connected to the other end of the cleaning pipe to pump the mud in the settling pond to the cleaning pool, and a mud suction port of the mud suction machine is communicated with the side wall of the settling pond above the filter screen.

Through adopting above-mentioned technical scheme, set up clearance pipe and suction dredge, the suction dredge provides power for the clearance pipe to impurity and mud in the deposit room are pumped to the cleaning tank in.

Preferably, the clearance pond is provided with along vertical sliding connection in the mud groove of storing up of clearance pond inner wall and the elevating system that the drive mud groove slided, it is the opening setting to store up mud groove upper portion, stores up the mud groove lateral wall and is equipped with the export that supplies mud exhaust, articulate in the driving piece that the free end that stores up the mud groove and can will export confined apron and drive apron rotates in order to control the export and open and close, under the initial condition, the up end that stores up the mud groove is located the below of clearance pipe and clearance pond connector.

Through adopting above-mentioned technical scheme, when needs are cleared up impurity and mud in the mud storage tank, rise through elevating system drive mud storage tank for apron breaks away from with the lateral wall in clearance pond, and it rotates to drive the apron through the driving piece, thereby opens the export, and the workman of being convenient for clears away impurity and mud in the mud storage tank.

Preferably, the spout along vertical extension is all seted up to the relative both sides wall in clearance pond, the lateral wall protrusion in storage mud groove be provided with be located the export the below and slide connect in the slider of spout, elevating system places in including the spout just rotates to be connected in the transmission lead screw of spout inner wall and drive transmission lead screw pivoted driving motor, the transmission lead screw thread is worn to locate the slider, the axis of transmission lead screw is vertical setting.

Through adopting above-mentioned technical scheme, be provided with spout and sliding block, realized storing up the slidingtype assembly of mud groove at the filtering ponds inside wall, the rotation of restriction storage mud groove, driving motor rotates and drives the transmission lead screw and rotate, and transmission lead screw thread fit in slider restricts the rotation of slider because of the spout to realize that the slider slides along the axis direction of transmission lead screw and goes up and down, thereby realize storing up the lift in mud groove.

Preferably, the transmission screw rod is a reciprocating screw rod.

Through adopting above-mentioned technical scheme, reciprocal lead screw can make the reciprocating lifting of the sliding frame of threaded connection above that when driving motor unidirectional rotation to avoid the higher servo motor of use cost, reduce the cost of manufacture.

Preferably, the number of the transmission screw rods is two, and the lifting mechanism further comprises a transmission assembly for driving the two transmission screw rods to synchronously rotate.

By adopting the technical scheme, the transmission assembly is arranged to ensure that the two transmission screw rods synchronously rotate, so that on one hand, the filter tank is ensured to stably lift; on the other hand, only one driving motor is needed to drive one of the transmission screw rods to rotate, so that the two transmission screw rods synchronously rotate through the transmission assembly, and the cost is reduced.

Preferably, the transmission assembly comprises a first bevel gear coaxially and fixedly sleeved on the transmission screw rod, a transmission rod with an axis horizontally arranged and rotatably connected to the side wall of the filtering tank, and a second bevel gear coaxially and fixedly sleeved on the transmission rod and meshed with the first bevel gear.

By adopting the technical scheme, the output shaft of the driving motor rotates to drive one of the transmission screw rods to rotate, and the other transmission screw rod is driven to rotate through the first bevel gear, the second bevel gear and the transmission rod.

Preferably, two sides of the inner wall of the cover plate are provided with leakage-proof side plates.

Through adopting above-mentioned technical scheme, the apron is provided with the leak protection curb plate, reduces the in-process of cleaing away impurity and mud, and impurity and mud drop the subaerial possibility.

In summary, the present application includes at least one of the following beneficial technical effects:

the sludge cleaning component is arranged to pump impurities and sludge deposited and accumulated on the filter screen to the cleaning tank for centralized collection treatment, on one hand, the sludge is collected in a centralized manner and can be used for pit sinking in a landfill environment or other purposes, the sludge is recycled, the cost is saved, on the other hand, the accommodation capacity of the sedimentation tank is ensured, and the sewage treatment capacity is ensured;

when impurity and mud in the mud storage tank need be cleared up, the mud storage tank is driven to ascend through the lifting mechanism, so that the cover plate is separated from the side wall of the cleaning pool, the cover plate is driven to rotate through the driving piece, the outlet is opened, and the workers can clear the impurity and the mud in the mud storage tank conveniently.

Drawings

FIG. 1 is a schematic view showing the overall construction of an environmental-protection sewage treatment apparatus.

FIG. 2 is a schematic view showing the internal structure of the settling tank, the microbial reaction tank and the deodorization tank.

Fig. 3 is a schematic structural diagram of the mud cleaning assembly.

FIG. 4 is a schematic view of the internal structure of the cleaning tank.

Fig. 5 is a schematic structural view of the transmission assembly.

Description of reference numerals: 1. a sedimentation tank; 11. a water inlet pipe; 12. a flow control valve; 13. a grid plate; 14. a filter screen; 15. a first exhaust tube; 16. a first air pump; 2. a microbial reaction tank; 21. a deodorization box; 211. an exhaust pipe; 212. an ion deodorizer; 22. an aeration pipe; 23. an aerator; 24. an exhaust hole; 3. a regulating tank; 4. a clean water tank; 41. a water outlet pipe; 5. cleaning the pool; 51. a sludge storage tank; 511. a slider; 512. a cover plate; 513. a leakage-proof side plate; 514. a drive member; 52. a second extraction tube; 53. a second air pump; 54. a chute; 55. mounting a plate; 6. a mud cleaning component; 61. cleaning the pipe; 62. a suction dredge; 7. a lifting mechanism; 71. a transmission screw rod; 72. a drive motor; 73. a transmission assembly; 731. a first bevel gear; 732. a second bevel gear; 733. and a transmission rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses sewage treatment device for environmental protection, refer to fig. 1, include sedimentation tank 1, microbial reaction pond 2, equalizing basin 3, clean water basin 4 and set up in the cleaning tank 5 of sedimentation tank 1 one side, communicate each other through the connecting pipe between sedimentation tank 1, microbial reaction pond 2, equalizing basin 3 and the clean water basin 4. A sewage inlet pipe 11 is arranged on the sedimentation tank 1, a clean water outlet pipe 41 is arranged on the clean water tank 4, and flow control valves 12 are arranged on the inlet pipe 11 and the outlet pipe 41.

Referring to fig. 2 and 3, a grating plate 13 for filtering large impurities in sewage and a filter screen 14 horizontally disposed below the grating plate 13 for filtering small impurities and sludge are obliquely disposed in the sedimentation tank 1, and a connection port between the sedimentation tank 1 and the connection pipe is located below the filter screen 14. The cleaning pool 5 is provided with a sludge cleaning component 6 for pumping sludge deposited and accumulated above the filter screen 14 to the cleaning pool 5, the sludge cleaning component 6 comprises a cleaning pipe 61 with one end connected to the cleaning pool 5 and a sludge suction machine 62 connected to the other end of the cleaning pipe 61 for pumping the sludge in the sedimentation pool 1 to the cleaning pool 5, and a sludge suction port of the sludge suction machine 62 is communicated with the side wall of the sedimentation pool 1 above the filter screen 14.

Referring to fig. 4, the upper portion of the cleaning pool 5 is provided with an opening, and the cleaning pool 5 is provided with a sludge storage tank 51 connected to the inner wall of the cleaning pool 5 along the vertical direction in a sliding manner and a lifting mechanism 7 for driving the sludge storage tank 51 to slide. The relative both sides wall of clearance pond 5 all is seted up along vertical extension's spout 54, store up the lateral wall protrusion of mud groove 51 be provided with be located the below of export and slide connect in the slider 511 of spout 54, elevating system 7 includes that two correspond place in two spouts 54 and rotate the transmission lead screw 71 of connecting in the spout 54 inner wall, drive one of them transmission lead screw 71 pivoted driving motor 72 and drive two synchronous pivoted transmission assembly 73 of transmission lead screw 71, under the initial condition, the up end of storing up mud groove 51 is located the below of clearance pipe 61 and clearance pond 5 connector.

Referring to fig. 4 and 5, the transmission screw 71 is threaded through the slider 511, the axis of the transmission screw 71 is vertically arranged, and the driving motor 72 is fixedly connected to the upper end surface of the cleaning pool 5. The inner wall of the bottom of the cleaning tank 5 is fixedly connected with a pair of mounting plates 55, and the transmission assembly 73 comprises a first bevel gear 731 coaxially and fixedly sleeved on the transmission screw 71, a transmission rod 733 with an axis horizontally arranged and rotatably penetrating through the mounting plates 55, and a second bevel gear 732 coaxially and fixedly sleeved on the transmission rod 733 and meshed with the first bevel gear 731.

Referring to fig. 3, mud storage tank 51's lateral wall is seted up and is supplied mud exhaust export, articulate in mud storage tank 51 and can rotate the driving piece 514 that opens and close in order to control the export with the free end of export confined apron 512 and drive apron 512, the inner wall both sides of apron 512 are provided with leak protection curb plate 513, driving piece 514 is the cylinder, the cylinder is provided with two, the cylinder body of every cylinder articulates in mud storage tank 51's bottom inner wall, the piston rod tip of cylinder articulates in leak protection curb plate 513.

Referring to fig. 1 and 2, a deodorization tank 21 is fixedly connected to the top of the microbial reaction tank 2, an ion deodorizer 212 is disposed in the deodorization tank 21, and an exhaust pipe 211 communicated with the inner cavity of the deodorization tank 21 is disposed at the top of the deodorization tank 21. The top of the sedimentation tank 1 is communicated with a first air suction pipe 15, the other end of the first air suction pipe 15 is connected with a first air suction pump 16, and an air outlet of the first air suction pump 16 is communicated with a deodorization box 21. The top of the side wall of the cleaning pool 5 is connected with a second air suction pipe 52, the other end of the second air suction pipe 52 is connected with a second air suction pump 53, and the air outlet of the first air suction pump 16 is communicated with the deodorization box 21.

The microbial reaction tank 2 is internally provided with an aerator pipe 22 which divides the inner cavity of the microbial reaction tank into an anaerobic area and an aerobic area, and an aerator 23 which is positioned outside the microbial reaction tank 2 and is communicated with the aerator pipe 22, and the upper peripheral surface of the aerator pipe 22 is provided with an air outlet. The anaerobic area is positioned below the aerator pipe 22, the aerobic area is positioned above the aerator pipe 22, the aerobic area is filled with light suspended biological filler, and the top wall of the microbial reaction tank 2 is provided with an exhaust hole communicated with the deodorization box 21.

The implementation principle of the sewage treatment equipment for environmental protection in the embodiment of the application is as follows: sewage firstly enters a sedimentation tank 1 from a water inlet pipe 11, impurities and sludge in the sewage are filtered through a grating plate 13 and a filter screen 14, then enters a microbial reaction tank 2 to complete denitrification and dephosphorization reactions in an anaerobic area and an aerobic area through biological fillers, then enters a regulating tank 3 to perform hydrolysis reaction, and finally is discharged into a clean water tank 4; the impurities and sludge deposited on the filter screen 14 are pumped into the sludge storage tank 51 through the sludge suction machine 62 and the cleaning pipe 61, the odor discharged by the sewage in the sedimentation tank 1 and the odor discharged by the sludge in the sludge storage tank 51 are respectively pumped into the deodorization box 21 through the first air pump 16, the second air pump 53, the first air pump 15 and the second air pump 52 for deodorization, and finally, the air exhaust pipe 211 exhausts the external environment.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a sewage treatment device for environmental protection which characterized in that: including sedimentation tank (1) and set up in cleaning tank (5) of sedimentation tank (1) one side, the slope is provided with carries out filterable grid board (13) and is the level setting and is located the below of grid board (13) in order to carry out filterable filter screen (14) to small-size impurity and mud in sedimentation tank (1) interior large-scale impurity in the sewage, cleaning tank (5) are provided with sludge removal subassembly (6) of gathering the mud pump to cleaning tank (5) in filter screen (14) top with depositing.

2. The sewage treatment apparatus for environmental protection according to claim 1, wherein: clear mud subassembly (6) include that one end is connected in the clearance pipe (61) of clearance pond (5) and connect in the other end of clearance pipe (61) in order to pump the mud in sedimentation tank (1) to the suction dredge (62) of clearance pond (5), the mud suction mouth of suction dredge (62) communicates in the lateral wall that sedimentation tank (1) is located filter screen (14) top.

3. The sewage treatment apparatus for environmental protection according to claim 2, wherein: clearance pond (5) are provided with along vertical sliding connect in the elevating system (7) that the mud groove (51) and the drive of clearance pond (5) inner wall stored up mud groove (51) slided, mud groove (51) upper portion is the opening setting, and mud groove (51) lateral wall is equipped with the export that supplies mud exhaust, articulates in mud groove (51) and can rotate driving piece (514) opened and close with the control export with the free end of export confined apron (512) and drive apron (512), and under the initial condition, the up end of storing up mud groove (51) is located the below of clearance pipe (61) and clearance pond (5) connector.

4. The sewage treatment apparatus for environmental protection according to claim 3, wherein: the utility model discloses a mud cleaning machine, including cleaning pool (5), the relative both sides wall of cleaning pool (5) all seted up along vertical extension's spout (54), the lateral wall protrusion of storing up mud groove (51) be provided with be located the export the below and slide connect in slider (511) of spout (54), elevating system (7) are including placing in spout (54) and rotate and connect in transmission lead screw (71) and the drive transmission lead screw (71) pivoted driving motor (72) of spout (54) inner wall, transmission lead screw (71) screw thread is worn to locate slider (511), the axis of transmission lead screw (71) is vertical setting.

5. The sewage treatment apparatus for environmental protection according to claim 4, wherein: the transmission screw rod (71) is a reciprocating screw rod.

6. The sewage treatment apparatus for environmental protection according to claim 4, wherein: the two transmission screw rods (71) are arranged, and the lifting mechanism (7) further comprises a transmission assembly (73) for driving the two transmission screw rods (71) to synchronously rotate.

7. The sewage treatment apparatus for environmental protection according to claim 6, wherein: the transmission assembly (73) comprises a first bevel gear (731) which is coaxially and fixedly sleeved on the transmission screw rod (71), a transmission rod (733) of which the axis is horizontally arranged and is rotatably connected to the side wall of the cleaning pool (5), and a second bevel gear (732) which is coaxially and fixedly sleeved on the transmission rod (733) and is meshed with the first bevel gear (731).

8. The sewage treatment apparatus for environmental protection according to claim 3, wherein: and two sides of the inner wall of the cover plate (512) are provided with leakage-proof side plates (513).