CN218961860U

CN218961860U - Sand discharging and sand-water separating device of cyclone sand settling tank

Info

Publication number: CN218961860U
Application number: CN202223380105.3U
Authority: CN
Inventors: 李光磊; 柴文俊; 杨日剑; 鲍习峰
Original assignee: Suining Zhongpeng Environmental Protection Technology Co ltd
Current assignee: Suining Zhongpeng Environmental Protection Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-05
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a sand discharge and sand-water separation device of a cyclone sand sedimentation tank, which comprises a sand sedimentation tank, a water inlet channel, a water outlet channel, a suction sand discharge mechanism, a stirring mechanism and a sand filtering mechanism, wherein the water inlet channel is communicated with one side behind the sand sedimentation tank, the water outlet channel is communicated with the other side behind the sand sedimentation tank, a sand discharge pipe is communicated with the bottom of the sand sedimentation tank, a pressure water pipe is communicated with one side of the lower end of the sand discharge pipe, a water injector is communicated with the other side of the lower end of the sand discharge pipe, a collecting pipe is communicated with the other end of the water injector, a maintenance valve is arranged on the sand discharge pipe, the stirring mechanism is arranged in the sand sedimentation tank, and the sand filtering mechanism is communicated with the other end of the collecting pipe; according to the utility model, the water is pressurized and conveyed through the pressure water pipe, so that the water ejector forms vacuum suction under the water pressure, the problem that the sand suction pipe is extremely easy to block, sand grains cannot be discharged and accumulated at the bottom of a pond is solved, the filter cylinder is driven by a motor to rotate for separation and filtration, the filtered sand grains are discharged from the sand outlet, and filtered wastewater is discharged through the water discharge pipe, so that overflow is not generated in the sand-water separation process, and the sand discharge efficiency is high.

Description

Sand discharging and sand-water separating device of cyclone sand settling tank

Technical Field

The utility model relates to the technical field of environmental protection equipment, in particular to a sand discharging and sand-water separating device of a cyclone sand settling tank.

Background

The sand basin is a treatment structure for separating sand grains from sewage by utilizing physical precipitation, is an important pretreatment unit in the sewage treatment process, is usually arranged behind a fine grid, can separate out particulate matters with the relative density of more than 2.65 and the particle size of more than 0.2mm in the sewage so as to ensure the normal operation of subsequent treatment structures and equipment, and has the common advantages of small occupied area, high sand removal efficiency, low civil engineering cost and reliable equipment operation compared with the traditional advection type sand basin and aeration sand basin, although the sand basin has less investment and small occupied area in the construction of a sewage treatment plant, the sand basin is very important but cannot be replaced in the sewage treatment process, the operation effect of the sand basin directly influences the treatment effect of the subsequent process units and the sewage treatment cost;

however, the cyclone sand sedimentation tank has the problems that the sand removal effect is poor and even sand cannot be lifted in the operation process, sand grains are accumulated and hardened in a sand accumulation area, the traditional cyclone sand sedimentation tank adopts gas stripping for removing sand, the air pressure is insufficient due to dispersion of air pipe orifices, a sand suction pipe is extremely easy to block, the sand lifting cannot be continuous, the whole set of equipment has a plurality of faults, the maintenance workload is large, the sand grains cannot be removed and accumulated at the bottom of the tank, and the equipment is seriously worn, so the utility model provides a sand discharge and sand-water separation device for the cyclone sand sedimentation tank, which is used for solving the problems in the prior art.

Disclosure of Invention

Aiming at the problems, the utility model aims to provide the sand discharging and sand-water separating device of the cyclone sand sedimentation tank, which is used for pressurizing and conveying water through a pressure water pipe, so that a water injector forms vacuum suction under water pressure, sand in the sand sedimentation tank is continuously discharged, the problems that a sand suction pipe is easy to block, sand lifting cannot be continuous, the whole equipment has a plurality of faults, the maintenance workload is large, sand cannot be discharged and accumulated at the bottom of the tank and the equipment is seriously worn are solved, a filter cylinder is driven by a motor to rotate for separation and filtration, filtered sand is discharged from a sand outlet along with rotation of the filter cylinder, filtered wastewater is discharged through a drain pipe after flowing out of a micro-filter, overflow is not generated in the sand-water separating process, and the sand discharging efficiency is high.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the utility model provides a cyclone sand sedimentation tank arranges sand and sand water separator, includes sand sedimentation tank, inlet channel, outlet channel, suction sand discharge mechanism, rabbling mechanism and sand filtering mechanism, one side intercommunication is equipped with the inlet channel behind the sand sedimentation tank, opposite side intercommunication is equipped with the outlet channel behind the sand sedimentation tank, suction sand discharge mechanism includes sand discharge pipe, pressurized-water pipe, water jet, collecting pipe and maintenance valve, sand sedimentation tank bottom intercommunication is equipped with the sand discharge pipe, sand discharge pipe lower extreme one side intercommunication is equipped with pressurized-water pipe, sand discharge pipe lower extreme opposite side intercommunication is equipped with the water jet, the water jet other end intercommunication is equipped with the collecting pipe, install on the sand discharge pipe and examine and repair the valve, be equipped with rabbling mechanism in the sand sedimentation tank, the collecting pipe other end intercommunication is equipped with sand filtering mechanism.

The further improvement is that: the sand discharge pipe is connected with the bottom of the sand sedimentation tank through a rigid waterproof sleeve, and the sand discharge pipe is connected with the overhaul valve through a flange.

The further improvement is that: the stirring mechanism comprises a rotating shaft, paddles and a motor, the rotating shaft is rotationally arranged in the sand settling tank, the paddles are symmetrically and fixedly arranged at the bottom of the rotating shaft, the motor is fixedly arranged in the middle of the upper part of the sand settling tank, and the output end of the motor is in driving connection with the rotating shaft.

The further improvement is that: the sand filtering mechanism comprises a supporting platform, a micro-filter, a filter cartridge, a drain pipe and a sand outlet, wherein the micro-filter is communicated with the other end of the collecting pipe, the supporting platform is fixedly arranged below the micro-filter, the filter cartridge is rotationally arranged in the micro-filter and is driven to rotate by a motor, the drain pipe is communicated with the middle of the supporting platform, and the sand outlet is communicated with the other side of the micro-filter.

The further improvement is that: the bottom of the micro-filter is hollowed, the collecting pipe extends into the micro-filter to be communicated with the filter cylinder, and the other side of the filter cylinder is communicated with the sand outlet.

The further improvement is that: the other side of the supporting platform is provided with a sand receiving trolley, and the sand receiving trolley corresponds to the upper and lower positions of the sand outlet.

The beneficial effects of the utility model are as follows: according to the utility model, water is pressurized and conveyed through the pressure water pipe, so that the water ejector forms vacuum suction under the water pressure, sand grains in the sand sedimentation tank are continuously discharged, the problems that a sand suction pipe is extremely easy to block, sand lifting cannot be continuous, the whole equipment has a large number of faults, maintenance workload is large, sand grains cannot be discharged and accumulated at the bottom of the tank, equipment wear is serious are solved, a filter cylinder is driven by a motor to rotate for separation and filtration, filtered sand grains are discharged from a sand outlet along with rotation of the filter cylinder, filtered wastewater is discharged from a micro-filter and then discharged through a drain pipe, overflow is not generated in the sand-water separation process, and the sand discharge efficiency is high.

Drawings

FIG. 1 is an overall front cross-sectional view of the present utility model;

fig. 2 is an overall top cross-sectional view of the present utility model.

Wherein: 1. a sand sedimentation tank; 2. a water inlet channel; 3. a water outlet channel; 4. a sand discharge pipe; 5. a pressure water pipe; 6. a water jet; 7. a manifold; 8. a valve is overhauled; 9. a rotating shaft; 10. a paddle; 11. a motor; 12. a support platform; 13. a micro-filter; 14. a filter cartridge; 15. a drain pipe; 16. a sand outlet; 17. and (5) receiving sand trolleys.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to the figures 1 and 2, the embodiment provides a sand and sand separating device of a cyclone sand sedimentation tank, which comprises a sand sedimentation tank 1, a water inlet channel 2, a water outlet channel 3, a suction sand discharging mechanism, a stirring mechanism and a sand filtering mechanism, wherein the water inlet channel 2 is communicated with one side behind the sand sedimentation tank 1, the water outlet channel 3 is communicated with the other side behind the sand sedimentation tank 1, the suction sand discharging mechanism comprises a sand discharging pipe 4, a pressure water pipe 5, a water injector 6, a collecting pipe 7 and a maintenance valve 8, the bottom of the sand sedimentation tank 1 is communicated with the sand discharging pipe 4, one side of the lower end of the sand discharging pipe 4 is communicated with the pressure water pipe 5, the other side of the lower end of the sand discharging pipe 4 is communicated with the water injector 6, the other end of the water injector 6 is communicated with the collecting pipe 7, the maintenance valve 8 is arranged on the sand discharging pipe 4, the stirring mechanism is arranged in the sand sedimentation tank 1, the other end of the collecting pipe 7 is communicated with the sand filtering mechanism, the sand discharge pipe 4 is connected with the bottom of the sand sedimentation tank 1 by adopting a rigid waterproof sleeve, the sand discharge pipe 4 is connected with the overhaul valve 8 by adopting a flange, water flows into the sand sedimentation tank 1 through the water inlet channel 2 and then forms circulation by means of automatic kinetic energy of the water flow, meanwhile, the stirring mechanism rotates at a constant speed to enable the water flow to form circulation on a vertical plane, sand grains are brought into the center of the sand sedimentation tank 1 under the action of the circulation, the speed of the sand grains becomes larger gradually, organic matters attached to the sand grains are separated into water, the sand grains fall into a sand accumulation area at the bottom of the sand sedimentation tank 1, water is pressurized and conveyed through the pressure water pipe 5, so that the water injector 6 forms vacuum suction under the water pressure, sand grains in the sand sedimentation tank 1 are continuously discharged, and the problems that the sand suction pipe is extremely easy to block, the whole set of equipment fails, the maintenance workload is large, the sand grains cannot be discharged and accumulated at the bottom of the tank and the equipment is severely worn are solved.

The stirring mechanism comprises a rotating shaft 9, paddles 10 and a motor 11, the rotating shaft 9 is rotationally arranged in the sand sedimentation tank 1, the paddles 10 are symmetrically and fixedly arranged at the bottom of the rotating shaft 9, the motor 11 is fixedly arranged in the middle of the upper part of the sand sedimentation tank 1, the output end of the motor 11 is in driving connection with the rotating shaft 9, and when rotational flow sand sedimentation is carried out, the motor 11 starts to drive the rotating shaft 9 to rotate so as to drive the paddles 10 to rotate at a constant speed and stir so as to enable water flow in the sand sedimentation tank 1 to form circulation, and sand stacking speed is accelerated.

The sand filtering mechanism comprises a supporting platform 12, a micro-filter 13, a filter cylinder 14, a drain pipe 15 and a sand outlet 16, wherein the micro-filter 13 is communicated with the other end of the collecting pipe 7, the supporting platform 12 is fixedly arranged below the micro-filter 13, the filter cylinder 14 is rotationally arranged in the micro-filter 13, the filter cylinder 14 is driven by a motor to rotate, the drain pipe 15 is communicated with the middle of the supporting platform 12, the sand outlet 16 is communicated with the other side of the micro-filter 13, the bottom of the micro-filter 13 is hollowed out, the collecting pipe 7 stretches into the micro-filter 13 to be communicated with the filter cylinder 14, the other side of the filter cylinder 14 is communicated with the sand outlet 16, the body of the micro-filter 13 is made of stainless steel SS304, the supporting platform 12 is effectively corrosion-resistant by adopting carbon steel, after sand mixed water flows into the filter cylinder 14 from the collecting pipe 7, the motor drives the filter cylinder 14 to rotate to separate and filter, filtered sand is discharged from the sand outlet 16 along with the rotation of the filter cylinder 14, filtered waste water is discharged from the micro-filter 13 through the drain pipe 15 after flowing out of the sand and water, so that the sand and water is separated does not overflow in the process, and the sand discharging efficiency is high.

The other side of the supporting platform 12 is provided with a sand receiving trolley 17, the sand receiving trolley 17 corresponds to the upper and lower positions of the sand outlet 16, and sand grains are discharged from the sand outlet 16 and directly fall into the sand receiving trolley 17, so that the sand grains can be conveniently moved and transported.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cyclone sand sedimentation pond arranges sand and sand water separator which characterized in that: including sand basin (1), inlet channel (2), outlet channel (3), suction sand discharging mechanism, rabbling mechanism and sand filtering mechanism, one side intercommunication is equipped with inlet channel (2) behind sand basin (1), opposite side intercommunication is equipped with outlet channel (3) behind sand basin (1), suction sand discharging mechanism includes sand discharging pipe (4), pressure pipe (5), water jet (6), collecting pipe (7) and overhauls valve (8), sand basin (1) bottom intercommunication is equipped with sand discharging pipe (4), sand discharging pipe (4) lower extreme one side intercommunication is equipped with pressure pipe (5), sand discharging pipe (4) lower extreme opposite side intercommunication is equipped with water jet (6), water jet (6) other end intercommunication is equipped with collecting pipe (7), install on sand discharging pipe (4) and be equipped with on the valve (8), be equipped with rabbling mechanism in sand basin (1), collecting pipe (7) other end intercommunication is equipped with sand filtering mechanism.

2. The cyclone sand-settling tank sand-discharging and sand-water separating device according to claim 1, wherein: the sand discharge pipe (4) is connected with the bottom of the sand sedimentation tank (1) through a rigid waterproof sleeve, and the sand discharge pipe (4) is connected with the overhaul valve (8) through a flange.

3. The cyclone sand-settling tank sand-discharging and sand-water separating device according to claim 1, wherein: the stirring mechanism comprises a rotating shaft (9), paddles (10) and a motor (11), the rotating shaft (9) is rotationally arranged in the sand sedimentation tank (1), the paddles (10) are symmetrically and fixedly arranged at the bottom of the rotating shaft (9), the motor (11) is fixedly arranged in the middle of the upper part of the sand sedimentation tank (1), and the output end of the motor (11) is in driving connection with the rotating shaft (9).

4. The cyclone sand-settling tank sand-discharging and sand-water separating device according to claim 1, wherein: the sand filtering mechanism comprises a supporting platform (12), a micro-filter (13), a filter cartridge (14), a drain pipe (15) and a sand outlet (16), wherein the micro-filter (13) is arranged at the other end of the collecting pipe (7) in a communicating mode, the supporting platform (12) is fixedly arranged below the micro-filter (13), the filter cartridge (14) is rotationally arranged in the micro-filter (13), the filter cartridge (14) is driven to rotate by a motor, the drain pipe (15) is arranged in the middle of the supporting platform (12) in a communicating mode, and the sand outlet (16) is arranged at the other side of the micro-filter (13) in a communicating mode.

5. The cyclone sand-settling tank sand-discharging and sand-water separating device according to claim 4, wherein: the bottom of the micro-filter (13) is hollowed, the collecting pipe (7) stretches into the micro-filter (13) to be communicated with the filter cylinder (14), and the other side of the filter cylinder (14) is communicated with the sand outlet (16).

6. The cyclone sand-settling tank sand-discharging and sand-water separating device according to claim 4, wherein: the other side of the supporting platform (12) is provided with a sand receiving trolley (17), and the sand receiving trolley (17) corresponds to the upper and lower positions of the sand outlet (16).