CN216837240U

CN216837240U - Coal chemical wastewater treatment device

Info

Publication number: CN216837240U
Application number: CN202220357742.XU
Authority: CN
Inventors: 张传兵; 杨传忠; 王刚; 翟瑞锋; 郝世斌; 乔丙林; 贾天聪; 杨鹏; 吴少杰; 何朋英; 王彦军
Original assignee: Huaxia Bishui Ningxia Environmental Protection Technology Co ltd
Current assignee: Huaxia Bishui Ningxia Environmental Protection Technology Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-06-28
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a coal chemical industry effluent treatment plant, be provided with first oil removal baffle and second oil removal baffle in the cell body, buffer zone, oil removal district and filtering area have set gradually along the rivers direction in the cell body, be provided with oil receiving mechanism and blowdown mechanism in the oil removal district, oil receiving mechanism includes first drive roll, first driven voller, adjusting roller and first chain, first drive roll sets up in first oil removal baffle one side, detachably installs the oil trap on the second oil removal baffle, the adjusting roller is located between first drive roll and the first driven voller, be fixed with a plurality of oil pushing plates along rivers flow direction even interval on the first chain, the first chain between adjusting roller and the first driven voller is the slope upward state, the entrance of oil trap outwards extends has the slope guide plate; and one side of the oil discharge pipe and one side of the sewage discharge pipe are respectively provided with a steam pipeline. The utility model discloses can solve current coal chemical wastewater treatment in-process, the inconvenient, the lower problem of efficiency of oil slick and mud discharge mode in the oil removal tank.

Description

Coal chemical wastewater treatment device

Technical Field

The utility model relates to a waste water treatment technical field especially relates to a coal chemical industry effluent treatment plant.

Background

In the process of coal chemical industry enterprise production, links such as coal coking, coal gas purification all probably produce a large amount of coal chemical industry waste water, and coal chemical industry waste water can be based on the difference of concentration and divide into high concentration waste water and low concentration waste water, and high concentration waste water has mainly contained: sulfur-containing wastewater, phenol-containing wastewater, etc., and low-concentration wastewater is mainly oil-containing substances. When low concentration waste water is treated, an oil separation tank is frequently used, the oil separation tank is used for utilizing a natural floating method to remove floatable oil substances in the oily waste water, the floatable oil substances naturally float on the surface of the oily waste water, sludge substances naturally settle at the bottom of the tank, when floating oil accumulates to a certain thickness, an oil collecting pipeline arranged at a high position is frequently adopted to discharge, sludge at the bottom of the tank is regularly opened, a top cover of the tank is used for cleaning and shoveling, the sewage discharge mode can only utilize fluctuation of water flow to push floating oil to an inlet of the oil collecting pipeline, the efficiency is low, the cleaning mode is passive, waste oil is inconvenient to discharge, and the treatment effect of the oily waste water is influenced.

Disclosure of Invention

An object of the utility model is to provide a coal chemical industry effluent treatment plant for in solving current coal chemical industry effluent treatment process, the inconvenient, the lower problem of efficiency of oil slick and mud discharge mode in the oil removal tank.

In order to solve the problem, the utility model adopts the following technical scheme:

a coal chemical industry wastewater treatment device comprises a tank body, wherein a water inlet and a water outlet are formed in the tank body, a first oil separation baffle and a second oil separation baffle are arranged in the tank body, a buffer area, an oil separation area and a filtering area are sequentially arranged in the tank body along the water flow direction, the buffer area, the oil separation area and the filtering area are separated by a vertical wall, a filtering grid plate is arranged in the buffer area, an oil collecting mechanism and a sewage discharging mechanism are arranged in the oil separation area, the oil collecting mechanism is positioned at the upper part of the oil separation area, the sewage discharging mechanism is positioned at the bottom of the oil separation area, the oil collecting mechanism comprises a first driving roller, a first driven roller and an adjusting roller, the first driving roller is arranged on one side of the first oil separation baffle, an oil collecting groove is detachably arranged on the second oil separation baffle, the first driven roller is positioned above the oil collecting groove, the adjusting roller is positioned between the first driving roller and the first driven roller, and first chain wheels are respectively arranged on the first driving roller, the first driven roller and the adjusting roller, the first chain wheel is in transmission connection with a first chain, a plurality of oil pushing plates are uniformly fixed on the first chain at intervals along the flow direction of water flow, the first chain between the adjusting roller and the first driven roller is in an inclined upward state, and an inclined guide plate extends outwards from the inlet of the oil collecting tank;

an oil discharge pipe is installed in the oil collecting tank, a drain pipe is installed at the bottom of the oil separating area, and steam pipelines are respectively installed on one sides of the oil discharge pipe and the drain pipe.

Optionally, the side wall of the tank body is provided with adjusting long holes, a plurality of positioning holes are uniformly arranged below the adjusting long holes at intervals, the adjusting long holes are detachably provided with bearing seats through bolts penetrating through the positioning holes, and two ends of the adjusting roller respectively extend out of the adjusting long holes and are rotatably connected with the bearing seats.

Optionally, the blowdown mechanism includes a second driving roller and a second driven roller, a second chain wheel is respectively installed on the second driving roller and the second driven roller, a second chain is connected to the second chain wheel in a transmission manner, a plurality of mud pushing plates are uniformly fixed on the second chain at intervals along the water flow direction, and the moving direction of one side of the second chain below the second chain is opposite to the water flow direction.

Optionally, a sewage draining area is downwards sunken at the bottom of the oil separating area at one side of the sewage draining mechanism, and the sewage draining pipe is arranged in the sewage draining area.

Optionally, a fire fighting pipeline is annularly arranged at the top of the oil separation area.

Optionally, the filtering grid plate is obliquely arranged, two ends of the filtering grid plate are fixedly connected with the front side wall and the rear side wall of the tank body buffer area respectively, and a buffer baffle plate vertically fixed at the bottom of the tank body is further arranged in the oil separation area.

Optionally, a hanging groove is formed in the second oil separation baffle, and a hook matched with the hanging groove is fixed on the oil collecting groove.

Optionally, a cover plate is detachably mounted above the oil separation area of the tank body, and a handle is mounted on the cover plate.

Adopt above-mentioned technical scheme, the utility model has the advantages of it is following:

the utility model discloses a set up in the oil removal district and receive oily mechanism and sewage mechanism, can realize automatic discharge oil slick or mud, effectively improve discharge efficiency, simultaneously, the first chain slope that is close to oil trap department in receiving oily mechanism upwards marchs, and the entrance correspondence of oil trap is provided with the slope guide plate, has both guaranteed that the oil slick can push the oil trap through pushing away the oilboard in, has avoided rivers automatic flow in the oil trap to influence the oil slick to collect the discharge simultaneously.

Additionally, the utility model discloses still set up steam conduit, can avoid the greasy dirt to solidify when the environment is cold, ensure that the greasy dirt flows smoothly.

Drawings

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

fig. 2 is a schematic diagram of the relative positions of the adjusting long holes and the adjusting rollers in the present invention.

Reference numerals: 1. the oil separator comprises a water inlet, 2, a water outlet, 3, a buffer area, 4, an oil separating area, 5, a filtering area, 6, a vertical wall, 7, a filtering grid plate, 8, a first driving roller, 9, a first driven roller, 10, an adjusting roller, 11, an oil collecting tank, 12, a first chain wheel, 13, a first chain, 14, an oil pushing plate, 15, an inclined guide plate, 16, an oil discharge pipe, 17, a sewage discharge pipe, 18, a steam pipeline, 19, an adjusting long hole, 20, a positioning hole, 21, a bearing seat, 22, a second driving roller, 23, a second driven roller, 24, a second chain wheel, 25, a second chain, 26, a mud pushing plate, 27, a sewage discharge area, 28, a fire fighting pipeline, 29, a buffering baffle plate, 30, a cover plate, 31, a handle, 32, a first oil separating baffle plate, 33 and a second oil separating baffle plate.

Detailed Description

In order to make the technical purpose, technical solution and advantageous effects of the present invention clearer, the technical solution of the present invention is further described below with reference to fig. 1-2 and the specific embodiments, wherein the arrows in the figures indicate the moving direction of the floating oil or sludge.

An embodiment of a coal chemical industry effluent treatment plant:

a coal chemical industry wastewater treatment device comprises a tank body, a water inlet 1 and a water outlet 2 are formed in the tank body, a first oil separation baffle 32 and a second oil separation baffle 33 are arranged in the tank body, the first oil separation baffle 32 is close to the water inlet 1, the second oil separation baffle 33 is close to the water outlet 2, a buffer zone 3, an oil separation zone 4 and a filtering zone 5 are sequentially arranged in the tank body along the water flow direction, the buffer zone 3, the oil separation zone 4 and the filtering zone 5 are separated by a vertical wall 6, a filtering grid plate 7 is arranged in the buffer zone 3, an oil collecting mechanism and a sewage discharging mechanism are arranged in the oil separation zone 4, filtering media such as activated carbon, gravel, fine sand and the like can be filled in the filtering zone 5, the wastewater after oil separation can be further treated, the oil collecting mechanism is positioned at the upper part of the oil separation zone 4, the sewage discharging mechanism is positioned at the bottom part of the oil separation zone 4, the oil collecting mechanism comprises a first driving roller 8, a first driven roller 9 and an adjusting roller 10, the first driving roller 8 extends out of the tank body and is connected with a driving mechanism, for example, the first driving roller 8 is arranged on one side of the first oil separation baffle 32, the oil collecting tank 11 is detachably mounted on the second oil separation baffle 33, the first driven roller 9 is positioned above the oil collecting tank 11, when in use, the height of water flow in the oil separation area 4 is always below the opening height of the oil collecting tank 11, the adjusting roller 10 is positioned between the first driving roller 8 and the first driven roller 9, the first driving roller 8, the first driven roller 9 and the adjusting roller 10 are respectively provided with a first chain wheel 12, the first chain wheel 12 is in transmission connection with a first chain 13, a plurality of oil pushing plates 14 are uniformly fixed on the first chain 13 at intervals along the flow direction of the water flow, the first chain 13 between the adjusting roller 10 and the first driven roller 9 is in an inclined upward state, and an inclined guide plate 15 extends outwards from the inlet of the oil collecting tank 11.

An oil discharge pipe 16 is arranged in the oil collecting tank 11, a sewage discharge pipe 17 is arranged at the bottom of the oil separating area 4, and steam pipelines 18 are respectively arranged on one sides of the oil discharge pipe 16 and the sewage discharge pipe 17. The steam pipe 18 can prevent the oil stain from being solidified when the environment is cold, and the oil stain can be ensured to flow smoothly.

The coal chemical industry wastewater firstly enters the buffer area 3, enters the oil separation area 4 after being buffered to remove oil, floatable oil substances in the wastewater naturally float, sludge substances naturally settle at the bottom of the tank, when the floating oil is accumulated to a certain thickness, the oil collecting mechanism is started, the first chain 13 rotates to drive the oil pushing plate 14 to move towards the oil collecting tank 11, and the oil pushing plate 14 inclines upwards at a position close to the oil collecting tank 11 so as to push the floating oil into the oil collecting tank 11; for sludge at the bottom of the tank, the sewage draining mechanism is periodically started, and the sludge is pushed to the sewage draining pipe 17 through the mud pushing plate 26 and is drained. The cleaning process effectively reduces manpower, and can clear up floating oil and mud fast, improves work efficiency.

Further, as the utility model discloses a wherein one of them embodiment has seted up on the lateral wall around the cell body and has adjusted slot hole 19, adjusts the even interval in below of slot hole 19 and has seted up a plurality of locating holes 20, adjusts slot hole 19 department and installs bearing frame 21 through the bolt detachably who passes locating hole 20, and the both ends of regulating roll 10 are stretched out respectively and are adjusted slot hole 19 and rotate with bearing frame 21 and be connected. By changing the position of the adjusting roller 10, the inclination degree of the first chain 13 between the adjusting roller 10 and the first driven roller 9 can be changed, so that the water flow height and the oil slick thickness in the oil separating area 4 can be conveniently adapted, and the oil slick can be more efficiently pushed into the oil collecting tank 11.

Further, as the utility model discloses a one of them embodiment, sewage discharging mechanism includes second drive roll 22 and second driven voller 23, second drive roll 22 stretches out the cell body and is connected with actuating mechanism, if motor etc., install second sprocket 24 on second drive roll 22 and the second driven voller 23 respectively, the transmission is connected with second chain 25 on the second sprocket 24, be fixed with a plurality of mud pushing plates 26 along the even interval of rivers flow direction on the second chain 25, one side moving direction that second chain 25 is located the below is opposite with rivers flow direction, can avoid mud class material to flow into next process along with rivers again to a certain extent.

Further, as one of the embodiments of the present invention, the bottom of the oil separating area 4 is recessed downwards at one side of the drainage mechanism to form a drainage area 27, and the drainage pipe 17 is installed in the drainage area 27. The sewage draining area 27 is arranged and can be used for guiding the sludge substances pushed by the sewage draining mechanism, so that the sludge substances can be drained through the sewage draining pipe 17 better.

Further, as one of the embodiments of the utility model discloses a 4 top annulars of oil-separating district are provided with fire pipeline 28. Because the floating oil is collected in the isolation area, the fire fighting pipeline 28 can improve the production safety. The fire conduit 28 may be secured to the first oil barrier 32, the second oil barrier 33 and the side walls of the tank.

Further, as the utility model discloses an one of them embodiment, filter grid 7 slope setting, and filter grid 7's both ends respectively with two lateral wall fixed connection around 3 departments of cell body buffers, still be provided with vertical buffer baffle 29 of fixing in the cell body bottom in the oil removal district 4. The filter grid plate 7 which is obliquely arranged can further reduce the impact force of the water flow, and the buffer baffle plate 29 can reduce the impact force of the water flow entering the filter area 5 from the oil separation area 4, thereby ensuring the normal operation of wastewater treatment.

Further, as one of the embodiments of the present invention, a hanging groove is provided on the second oil-separating baffle 33, and a hook matched with the hanging groove is fixed on the oil-collecting groove 11. The removable oil sump 11 is more convenient to clean.

Further, as one of the embodiments of the present invention, a cover plate 30 is detachably installed above the oil separation region 4 of the tank body, and a handle 31 is installed on the cover plate 30. The cover plate 30 can be detached, so that the oil stain in the wastewater can be prevented from dissipating to pollute the environment, and the requirement for maintaining the pool body is also taken into consideration.

The above embodiments are not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification of the above embodiments.

Claims

1. The utility model provides a coal chemical industry effluent treatment plant, includes the cell body, has seted up water inlet and delivery port on the cell body, is provided with first oil baffle and second oil baffle, its characterized in that of separating in the cell body: the pool body is internally provided with a buffer area, an oil separation area and a filtering area in sequence along the water flow direction, the buffer area, the oil separation area and the filtering area are separated by a vertical wall, a filtering grid plate is arranged in the buffer area, an oil receiving mechanism and a sewage discharging mechanism are arranged in the oil separation area, the oil receiving mechanism is positioned at the upper part of the oil separation area, the sewage discharging mechanism is positioned at the bottom part of the oil separation area, the oil receiving mechanism comprises a first driving roller, a first driven roller and an adjusting roller, the first driving roller is arranged at one side of the first oil separation baffle, an oil collecting tank is detachably arranged on the second oil separation baffle, the first driven roller is positioned above the oil collecting tank, the adjusting roller is positioned between the first driving roller and the first driven roller, the first driving roller, the first driven roller and the adjusting roller are respectively provided with a first chain wheel, the first chain wheel is in transmission connection with a first chain, a plurality of oil pushing plates are uniformly fixed on the first chain at intervals along the water flow direction, and the first chain between the adjusting roller and the first driven roller is in an inclined upward state, an inclined guide plate extends outwards from the inlet of the oil collecting tank;

2. The coal chemical industry wastewater treatment device according to claim 1, characterized in that: the lateral wall of cell body has been seted up and has been adjusted the slot hole, and a plurality of locating holes have been seted up at the even interval in below of adjusting the slot hole, and the bearing frame is installed through the bolt detachably who passes the locating hole in regulation slot hole department, and the both ends of regulating roll stretch out respectively and adjust the slot hole and rotate with the bearing frame and be connected.

3. The coal chemical industry wastewater treatment device according to claim 1, characterized in that: the blowdown mechanism comprises a second driving roller and a second driven roller, wherein a second chain wheel is respectively installed on the second driving roller and the second driven roller, a second chain is connected to the second chain wheel in a transmission mode, a plurality of mud pushing plates are fixed to the second chain at even intervals along the water flow direction, and the moving direction of one side, located below, of the second chain is opposite to the water flow direction.

4. The coal chemical industry wastewater treatment device according to claim 3, characterized in that: one side of the bottom of the oil separating area, which is positioned on the sewage discharging mechanism, is downwards sunken to form a sewage discharging area, and the sewage discharging pipe is arranged in the sewage discharging area.

5. The coal chemical industry wastewater treatment device according to claim 1, characterized in that: the top of the oil separation area is annularly provided with a fire-fighting pipeline.

6. The coal chemical industry wastewater treatment device according to any one of claims 1 to 5, characterized in that: the filtering grid plate is obliquely arranged, two ends of the filtering grid plate are fixedly connected with the front side wall and the rear side wall of the tank body buffer area respectively, and a vertical buffering baffle fixed at the bottom of the tank body is further arranged in the oil separation area.

7. The coal chemical industry wastewater treatment device according to claim 1, characterized in that: the second oil separation baffle is provided with a hanging groove, and the oil collecting groove is fixedly provided with a hook matched with the hanging groove.

8. The coal chemical industry wastewater treatment device according to claim 1, characterized in that: the apron is installed to the oil removal district top detachably of cell body, installs the handle on the apron.