CN111003841A

CN111003841A - Medical wastewater treatment system

Info

Publication number: CN111003841A
Application number: CN201911331702.7A
Authority: CN
Inventors: 郭永强; 李志城
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-04-14

Abstract

The invention relates to the technical field of wastewater treatment, in particular to a medical wastewater treatment system, wherein one end of a connecting pipe, which is far away from a water collecting tank, is fixedly connected with a first water pump, one end of the first water pump, which is far away from the connecting pipe, is connected with a filtering structure, one end of the filtering structure is connected with a sedimentation tank, one end of the sedimentation tank, which is far away from the first water pump, is connected with a second water pump, one end of the second water pump is connected with a disinfection tank, and a feeding structure is connected on the disinfection tank. The flocculating agent can be fully mixed with the water body, and the precipitation efficiency is further accelerated.

Description

Medical wastewater treatment system

Technical Field

The invention relates to the technical field of wastewater treatment, in particular to a medical wastewater treatment system.

Background

The medical sewage is mainly sewage discharged from diagnosis and treatment rooms, laboratory rooms, ward rooms, laundry rooms, X-ray photography rooms, operating rooms and the like of hospitals, and the source and the components of the sewage are very complex. Hospital sewage contains a large amount of pathogenic bacteria, viruses and chemical agents and has the characteristics of space pollution, acute infection and latent infection.

The treatment of medical wastewater is always an important problem, for example, improper treatment and the discharge of pathogen sewage can directly bring great influence on the environment around a water source body and influence the physical health of residents, so that large-scale transfection diseases are generated, the medical wastewater attracts public attention many times, and the discharge of the medical wastewater has great harm to water resources and becomes a source harmful to the health of the public; some regions really can reach the national discharge standard and only have several hospitals with flexible indexes, at present, the law is not standard, the environmental awareness is weak, and the current situations of direct discharge of medical waste water and high pollution and low treatment existing in various hospitals are caused.

The treatment of medical waste water needs to ensure that the whole process is in a monitorable state, but the problem on treatment hardware still exists, so that the treated water cannot be directly used, the water is also checked before being used, and the water can be continuously used after no problem is ensured, so that the water for hospitals is taken and used more inconveniently, and the existing waste water treatment needs to put some disinfectant, the putting equipment is simpler, and a corresponding mixing and stirring device is not arranged, so that the disinfectant cannot be fully mixed with the waste water after being put, and an ideal disinfection effect cannot be achieved.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a medical wastewater treatment system which can effectively solve the technical problems.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a medical wastewater treatment system, includes the catch basin, the one end below fixedly connected with connecting pipe of catch basin, the one end fixedly connected with suction pump of catch basin is kept away from to the connecting pipe, the one end that the connecting pipe was kept away from to a suction pump is connected with filtration, filtration's one end is connected with the sedimentation tank, the one end that a suction pump was kept away from to the sedimentation tank is connected with No. two suction pumps, the one end of No. two suction pumps is connected with the disinfection pond, be connected with on the disinfection pond and throw the material structure.

Specifically, filtration includes the slot, the slot is seted up on filtration's roof and is established a plurality ofly, the slot in-connection has the filter plate, fixedly connected with handle in the middle of the filter plate top, equal fixedly connected with limiting plate on the both ends lateral wall that the filter plate top kept away from each other, the middle fixedly connected with filter screen of filter plate, the inside groove has been established in the middle of filtration's inside, the inside equal hollow spacing curb plate of fixedly connected with of the inside relative both sides lateral wall of inside groove, spacing curb plate quantity is the same with slot quantity, the filter plate alternates detachable connection in spacing curb plate, the filter screen is established altogether and is had a plurality ofly and every filter screen mesh size all inequality.

Specifically, the sedimentation tank includes the fly leaf, the layer board has all been established to the both sides border below that the fly leaf kept away from each other, one side swing joint of fly leaf has the pivot, it is equipped with the settling zone to open in the middle of the sedimentation tank is internal, layer board fixed connection is on the lateral wall of settling zone, pivot swing joint is on one side border at settling zone top, be connected with the conveying pipeline on the fly leaf, driving motor has been established to one side of conveying pipeline, bottom fixed connection adsorption plate in the settling zone.

Specifically, driving motor includes the retainer plate, retainer plate fixed connection is on driving motor's outer wall, pillar fixed connection is passed through on the fly leaf in the bottom of retainer plate, driving motor's output fixedly connected with linkage post, the linkage post is kept away from a plurality of stirring boards of even fixedly connected with on the one end lateral wall of fly leaf.

The purification device comprises a sedimentation zone, a purification plate, a switching tube, a baffle plate, a purification plate and a purification plate, wherein the sedimentation zone is arranged on the bottom edge of one end of the sedimentation zone, the switching tube is fixedly connected to the lower side of the side wall of one side of the sedimentation zone, the switching tube is arranged in one end of the sedimentation zone and is detachably connected with the purification plate, the purification plate is of a hollow latticed structure, movable carbon is filled in the purification plate, and the switching tube is arranged on the bottom edge of one end.

The disinfection pond is including the district of stewing, the district of stewing is seted up in the middle of the disinfection pond is inside, one side outer wall mountain fixedly connected with fixed plate in the disinfection pond, fixedly connected with impeller in the fixed plate, the output of impeller extends into the district of stewing, the impeller be with the district of stewing in the output fixedly connected with stirring post, fixed crisscross fixedly connected with a plurality of pillar on the outer wall of stirring post, the one end swing joint that the impeller was kept away from to the stirring post has the loose axle, loose axle fixed connection is on the lateral wall of keeping away from impeller one side in the district of stewing, throw the material structure and rotate and connect on the disinfection pond.

The feeding structure comprises a hopper, the hopper is of a hollow structure, a guide plate is arranged at the bottom in the hopper and is of a slope structure, one end of the guide plate is fixedly connected to one side wall inside the hopper, an opening is arranged at the joint of the guide plate and the hopper, a flow plate is fixedly connected to the lower side of one side of the outer wall of the hopper, the flow plate is far away from one end of the diffusion plate, a control panel is fixedly connected to one side wall of the flow plate, a rotary column is fixedly connected to the middle of the bottom of the hopper, and the rotary column is movably connected to the top of one side wall of the disinfection tank through the bottom.

The invention has the beneficial effects that:

(1) according to the medical wastewater treatment system, the filtering structure is arranged, wastewater can be effectively filtered through the filtering structure, the wastewater can be preliminarily treated through filtering, fixed particles or particles are removed, the subsequent purification process is convenient to treat, the wastewater can be precipitated through the sedimentation tank, the precipitation efficiency can be effectively improved by adding the flocculating agent, the water body in which the flocculating agent is put is stirred through the stirring plate, the flocculating agent can be fully mixed with the water body, and the precipitation efficiency is further improved.

(2) According to the medical wastewater treatment system, the disinfection tank is arranged, so that the water body can be disinfected in the disinfection tank, the water body is further purified, and pathogens or other harmful substances in the water body can be effectively removed; through setting up the material structure of throwing, can be with disinfection article even the input into disinfection pond via throwing the material structure, make disinfection article put in more convenient and even, can make disinfection article and the abundant integration that fuses of water, through the mating reaction between disinfection pond and the sedimentation tank, inside the disinfection pond is taken out to the water on sedimentation tank upper portion under the effect of No. two water pumps, the realization is rotated to the inside impeller of disinfection pond.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic perspective view of a medical wastewater treatment system according to the present invention;

FIG. 2 is a schematic plan sectional view of a filtering structure of a medical wastewater treatment system according to the present invention;

FIG. 3 is a schematic sectional plan view of a settling tank of a medical wastewater treatment system according to the present invention;

FIG. 4 is a schematic plan sectional view of a feeding structure of a medical wastewater treatment system according to the present invention;

FIG. 5 is a schematic sectional plan view of a disinfection tank of a medical wastewater treatment system according to the present invention.

In the figure: 1. a water collecting tank; 2. a connecting pipe; 3. a water pump I; 4. a filter structure; 41. a slot; 42. an inner tank; 43. filtering the plate; 44. a handle; 45. a limiting plate; 46. filtering with a screen; 47. a limiting side plate; 5. a sedimentation tank; 51. a movable plate; 52. a support plate; 53. a delivery pipe; 54. a drive motor; 541. a stationary ring; 542. a linkage column; 543. stirring the plate; 55. a rotating shaft; 56. a settling zone; 561. a transfer tube; 562. a purification plate; 563. a lower baffle plate; 57. an adsorption plate; 6. a second water pump; 7. a disinfection tank; 71. a standing area; 72. a fixing plate; 73. an impeller; 74. a stirring column; 75. a pillar; 76. a movable shaft; 8. a feeding structure; 81. a hopper; 82. a control panel; 83. a guide plate; 84. vibrating a motor; 85. a flow plate; 86. a diffusion plate; 87. and (4) rotating the column.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-5, the medical wastewater treatment system of the invention comprises a water collecting tank 1, wherein a connecting pipe 2 is fixedly connected below one end of the water collecting tank 1, one end of the connecting pipe 2, which is far away from the water collecting tank 1, is fixedly connected with a first water pump 3, one end of the first water pump 3, which is far away from the connecting pipe 2, is connected with a filtering structure 4, one end of the filtering structure 4 is connected with a sedimentation tank 5, one end of the sedimentation tank 5, which is far away from the first water pump 3, is connected with a second water pump 6, one end of the second water pump 6 is connected with a disinfection tank 7, and a feeding structure 8 is connected to the disinfection tank 7.

Specifically, the filtering structure 4 comprises a plurality of slots 41, the slots 41 are arranged on a top plate of the filtering structure 4 and are provided with a plurality of filter plates 43, handles 44 are fixedly connected to the middle of the tops of the filter plates 43, limiting plates 45 are fixedly connected to the side walls of the two ends, far away from each other, of the tops of the filter plates 43, filter screens 46 are fixedly connected to the middle of the filter plates 43, an inner groove 42 is arranged in the middle of the inside of the filtering structure 4, hollow limiting side plates 47 are fixedly connected to the side walls of the two opposite sides of the inside of the inner groove 42, the number of the limiting side plates 47 is the same as that of the slots 41, the filter plates 43 are detachably and alternately connected to the limiting side plates 47, the filter screens 46 are provided with a plurality of filter screens 46, the mesh sizes of the filter screens 46 are different, and wastewater can, and can carry out preliminary treatment to waste water through filtering, clear away some fixed or some particles, the subsequent purification process of being convenient for is handled.

Specifically, sedimentation tank 5 includes fly leaf 51, layer board 52 has all been established to the both sides border below that fly leaf 51 kept away from each other, one side swing joint of fly leaf 51 has pivot 55, settling zone 56 has been seted up in the middle of sedimentation tank 5 is inside, layer board 52 fixed connection is on settling zone 56's lateral wall, pivot 55 swing joint is on one side border at settling zone 56 top, be connected with conveying pipeline 53 on fly leaf 51, driving motor 54 has been established to one side of conveying pipeline 53, bottom fixed connection adsorption plate 57 in settling zone 56 through setting up sedimentation tank 5, through can carrying out sedimentation treatment to waste water by sedimentation tank 5, adds and has the flocculating agent to make the effectual improvement of precipitation efficiency.

Specifically, driving motor 54 includes retainer plate 541, retainer plate 541 fixed connection is on driving motor 54's outer wall, pillar fixed connection is passed through on fly leaf 51 in the bottom of retainer plate 541, driving motor 54's output fixedly connected with linkage post 542, linkage post 542 keeps away from a plurality of stirring boards 543 of even fixedly connected with on the one end lateral wall of fly leaf 51, stirs the water of puting in the flocculating agent through stirring board 543, makes the flocculating agent can with the abundant mixture of water, further accelerates precipitation efficiency.

Specifically, the settling zone 56 includes the adapter tube 561, adapter tube 561 fixed connection is in one side lateral wall below of settling zone 56, adapter tube 561 is located one of settling zone 56 and serves detachable connection with purification board 562, purification board 562 is hollow latticed structure, the packing activity carbon in purification board 562, baffle 563 is down in the bottom edge fixedly connected with that adapter tube 561 is located settling zone 56 one end, can avoid the water in the settling zone 56 to transmit debris in the lump away when carrying out the switching transport.

Specifically, the disinfection tank 7 comprises a standing area 71, the standing area 71 is arranged in the middle inside the disinfection tank 7, a fixing plate 72 is fixedly connected to the outer wall of one side of the disinfection tank 7, an impeller 73 is fixedly connected in the fixing plate 72, the output end of the impeller 73 extends into the standing area 71, the impeller 73 and the output end in the standing area 71 are fixedly connected with a stirring column 74, a plurality of struts 75 are fixedly connected to the outer wall of the stirring column 74 in a staggered manner, a movable shaft 76 is movably connected to one end of the stirring column 74 far away from the impeller 73, the movable shaft 76 is fixedly connected to the side wall of the side of the standing area 71 far away from the impeller 73, the feeding structure 8 is rotatably connected to the disinfection tank 7, and by arranging the disinfection tank 7, the water body that can disinfect in disinfection pond 7 makes the water body obtain further purification, can effectual some pathogens or other harmful substance of clearing away the water body.

Specifically, the feeding structure 8 comprises a hopper 81, the hopper 81 is of a hollow structure, a guide plate 83 is arranged at the bottom in the hopper 81, the guide plate 83 is of a slope structure, one end of the guide plate 83 is fixedly connected to one side wall inside the hopper 81, an opening is arranged at the joint of the guide plate 83 and the hopper 81, a flow plate 85 is fixedly connected below one side of the outer wall of the hopper 81, a diffusion plate 86 is fixedly connected to one end of the flow plate 85 far away from the hopper 81, a control plate 82 is fixedly connected to one side wall of the hopper 81 far away from the flow plate 85, a rotating column 87 is fixedly connected to the middle of the bottom of the hopper 81, the rotating column 87 is movably connected to the top of one side wall of the disinfection tank 7 through the bottom end, and by arranging the feeding structure 8, the disinfection objects can be uniformly fed into the disinfection tank 7 through the feeding structure 8, so that the disinfection objects can be fed more conveniently and uniformly, can lead the disinfected articles to be fully fused with the water body.

Specifically, wastewater is discharged into the water collecting tank 1 through a drainage pipeline of a hospital, wastewater in the water collecting tank 1 is extracted through a connecting pipe 2 of a water suction pump 3 and is conveyed to next-stage treatment equipment, a water outlet pipe of the water suction pump 3 is connected with a filtering structure 4, the wastewater pumped by the water suction pump 3 is filtered by the filtering device 4 and then is conveyed into a sedimentation tank 5 for sedimentation treatment, a plurality of layers of filtering plates 43 are arranged in the filtering structure 4, a filtering net 46 is fixedly connected in the middle of each filtering plate 43, the net openings of the filtering nets 46 which are closer to the sedimentation tank 5 are smaller, the filtering capacity of the filtering structure 4 can be effectively increased, the filtering plates 43 are detachably connected in an inner groove of the filtering structure 4 and are limited and fixed by limiting side plates 47, the filtering plates 43 can stably filter, and fixed impurities in the wastewater can be cleaned through the filtering structure 4, and can filter some relatively bigger particles, after the filtered waste water enters the sedimentation tank 6, through the conveying pipeline 53 fixedly connected on one side of the movable plate 51, the flocculant is put into the waste water in the sedimentation tank 5, the water is stirred by the linkage column 542 driven by the driving motor 54, so that the flocculant can be more fully fused with the water, the flocculant can be earlier generated, the stirring plate 543 is fixedly connected on the side wall of the bottom end of the linkage column 542, the water can be driven to be fully stirred by the stirring plate 543, the driving motor 54 only stirs when the flocculant is put in, and the stirring time is manually controlled, the stirring motor and the sedimentation tank 5 are kept static, the water is stable, the effective sedimentation can be carried out, the flocculant can sink when the impurities reach a certain weight, the adsorption plate 57 is fixedly connected on the bottom plate of the sedimentation tank 5, the adsorption plate 57 is a structure similar to a felt arranged on the surface layer, after impurities adsorbed by a flocculating agent are flocculent and sink to the adsorption plate 57, the adsorption plate 57 can fix the impurities at the water bottom, after the impurities are settled for a certain time, water in the sedimentation tank 5 is conveyed into the disinfection tank 7 through the second suction pump 6, in order to prevent some impurities from being conveyed together, the adapter tube 561 is detachably connected with one end in the sedimentation zone 56 through a purification plate 562, the purification plate 562 is a latticed stainless steel plate, activated carbon is filled in a hollow layer arranged in the adapter tube, impurities can be prevented from being adapter into the disinfection tank 7, certain purification and filtration can be carried out, in order to prevent floccules on the adsorption plate 57 from being sucked, the bottom edge of the adapter tube 561 is fixedly connected with a lower baffle plate 53 for separation, after a water body enters the disinfection tank 7, the hydrogen potassium monopersulfate composite powder is put into the tank through the feeding structure 8, the potassium monopersulfate composite powder is poured into a hopper 81, a slope-shaped guide plate 83 is arranged at the bottom end inside the hopper 81, one end of the guide plate 83 is fixed with the hopper 81, an outlet is formed in the joint of the guide plate 83 and the hopper 81, in order to enable the guide plate 83 to smoothly transfer the potassium monopersulfate composite powder, a small-sized vibration motor 84 is fixedly connected to the bottom of the guide plate 83 for assistance, the control panel 82 controls the feeding structure 8 to be capable of steering adjustment along a rotary column 87, the potassium monopersulfate composite powder passes through a flow plate 85 and a diffusion plate 86, the feeding of the potassium monopersulfate composite powder is more uniform, the inner walls of the flow plate 85 and the diffusion plate 86 are smoother, the flowing of the potassium monopersulfate composite powder is not hindered, an impeller 73 is started to drive a stirring column 74 to rotate after the potassium monopersulfate composite powder is fed into a disinfection tank 7, and the potassium monopersulfate composite powder can be, the potassium monopersulfate composite powder can sufficiently disinfect a water body, and has no risk of corrosion, explosion and leakage; no carcinogen is generated, no secondary pollution phenomenon exists, and the method is efficient: the oxidizing ability is strong, the sterilization efficiency is high, not only a plurality of pathogenic microorganisms can be killed, but also protozoa and algae can be killed; the effect is durable: the method is characterized in that trace amounts of nascent active oxygen and active oxygen free radicals are maintained to keep the oxidizing capability of the nascent active oxygen and the active oxygen free radicals through a chain reaction in water, the action is lasting, the humic substances and trihalomethane precursors which can be directly oxidized in water can be prevented from being polluted again, so Trihalomethane (THM) is not generated, a rotating motor 73 stops working after stirring, a water body is placed in a standing area 71 for disinfection, the water body is conveyed into a secondary sedimentation tank for treatment through a pipeline connected to a disinfection tank 7 after a certain time, the secondary sedimentation tank is a conventional wastewater treatment means and is provided with active sludge, further treatment can be carried out on the basis, the treated water body can be put into use after no problem is ensured through detection, and detection is not needed when the water body is used.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a medical wastewater treatment system, its characterized in that, includes catch basin (1), one end below fixedly connected with connecting pipe (2) of catch basin (1), one end fixedly connected with suction pump (3) of catch basin (1) are kept away from in connecting pipe (2), the one end that connecting pipe (2) were kept away from in suction pump (3) is connected with filtration (4), the one end of filtration (4) is connected with sedimentation tank (5), the one end that suction pump (3) were kept away from in sedimentation tank (5) is connected with No. two suction pump (6), the one end of No. two suction pump (6) is connected with disinfection pond (7), be connected with on disinfection pond (7) and throw material structure (8).

2. The medical wastewater treatment system according to claim 1, wherein the filtering structure (4) comprises a plurality of slots (41), the slots (41) are arranged on the top plate of the filtering structure (4) and are provided with a plurality of slots, the slots (41) are connected with filtering plates (43), the middle of the tops of the filtering plates (43) are fixedly connected with a handle (44), the two side walls of the tops of the filtering plates (43) far away from each other are fixedly connected with limiting plates (45), the middle of the filtering plates (43) is fixedly connected with a filtering net (46), the middle of the interior of the filtering structure (4) is provided with an inner groove (42), the two opposite side walls of the interior of the inner groove (42) are fixedly connected with hollow limiting side plates (47), the number of the limiting side plates (47) is the same as that of the slots (41), and the filtering plates (43) are inserted and detachably connected in the limiting side plates (47), the filter screens (46) are arranged in a plurality of groups, and the mesh sizes of the filter screens (46) are different.

3. The medical wastewater treatment system according to claim 1, wherein the sedimentation tank (5) comprises a movable plate (51), support plates (52) are respectively arranged below two side edges of the movable plate (51) which are far away from each other, a rotating shaft (55) is movably connected to one side of the movable plate (51), a sedimentation zone (56) is arranged in the middle of the interior of the sedimentation tank (5), the support plates (52) are fixedly connected to the side wall of the sedimentation zone (56), the rotating shaft (55) is movably connected to one side edge of the top of the sedimentation zone (56), a conveying pipe (53) is connected to the movable plate (51), a driving motor (54) is arranged on one side of the conveying pipe (53), and an adsorption plate (57) is fixedly connected to the bottom of the sedimentation zone (56).

4. The medical wastewater treatment system according to claim 3, wherein the driving motor (54) comprises a fixed ring (541), the fixed ring (541) is fixedly connected to the outer wall of the driving motor (54), the bottom of the fixed ring (541) is fixedly connected to the movable plate (51) through a pillar, the output end of the driving motor (54) is fixedly connected with a linkage column (542), and the side wall of one end of the linkage column (542) far away from the movable plate (51) is uniformly and fixedly connected with a plurality of stirring plates (543).

5. The medical wastewater treatment system according to claim 3, wherein the settling zone (56) comprises an adapter tube (561), the adapter tube (561) is fixedly connected below the side wall of one side of the settling zone (56), one end of the adapter tube (561) located in the settling zone (56) is detachably connected with a purification plate (562), the purification plate (562) is of a hollow grid-shaped structure, the purification plate (562) is filled with movable carbon, and the bottom edge of one end of the adapter tube (561) located in the settling zone (56) is fixedly connected with a lower baffle plate (563).

6. The medical wastewater treatment system according to claim 1, wherein the disinfection tank (7) comprises a standing area (71), the standing area (71) is arranged in the middle of the inside of the disinfection tank (7), a fixed plate (72) is fixedly connected to the outer wall of one side of the disinfection tank (7), an impeller (73) is fixedly connected to the inside of the fixed plate (72), the output end of the impeller (73) extends into the standing area (71), the impeller (73) is fixedly connected with a stirring column (74) with the output end of the inside of the standing area (71), a plurality of support columns (75) are fixedly connected to the outer wall of the stirring column (74) in a staggered and fixed manner, a movable shaft (76) is movably connected to one end of the stirring column (74) far away from the impeller (73), the movable shaft (76) is fixedly connected to the side wall of the inside of the standing area (71) far away from the impeller (73), the feeding structure (8) is rotationally connected to the disinfection tank (7).

7. The medical wastewater treatment system according to claim 1, wherein the feeding structure (8) comprises a hopper (81), the hopper (81) is of a hollow structure, a guide plate (83) is arranged at the bottom in the hopper (81), the guide plate (83) is of a slope structure, one end of the guide plate (83) is fixedly connected to one side wall of the interior of the hopper (81), an opening is arranged at the joint of the guide plate (83) and the hopper (81), a flow-rotating plate (85) is fixedly connected below one side of the outer wall of the hopper (81), one end of the flow-rotating plate (85) far away from the hopper (81) is fixedly connected with a diffusion plate (86), one side wall of the hopper (81) far away from the flow-rotating plate (85) is fixedly connected with a control plate (82), and a rotating column (87) is fixedly connected in the middle of the bottom of the hopper (81), the rotating column (87) is movably connected to the top of the side wall at one side of the disinfection tank (7) through the bottom end.