CN117534173B - Sterilizing device and process for hospital wastewater - Google Patents
Sterilizing device and process for hospital wastewater Download PDFInfo
- Publication number
- CN117534173B CN117534173B CN202410034759.5A CN202410034759A CN117534173B CN 117534173 B CN117534173 B CN 117534173B CN 202410034759 A CN202410034759 A CN 202410034759A CN 117534173 B CN117534173 B CN 117534173B
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- sedimentation
- communicated
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- 239000002351 wastewater Substances 0.000 title claims abstract description 81
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000004062 sedimentation Methods 0.000 claims abstract description 96
- 230000005540 biological transmission Effects 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 37
- 238000004891 communication Methods 0.000 claims abstract description 30
- 238000001556 precipitation Methods 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims description 39
- 239000010865 sewage Substances 0.000 claims description 26
- 239000010802 sludge Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 6
- 210000002421 cell wall Anatomy 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 239000002906 medical waste Substances 0.000 claims 4
- 238000004065 wastewater treatment Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 239000013049 sediment Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/003—Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
Abstract
The application discloses a disinfection device and a disinfection process for hospital wastewater, which relate to the technical field of wastewater treatment and comprise a mounting frame; a dirt collection tank; a precipitation tank, in which a precipitation tank is formed; the transmission pipes are in one-to-one correspondence with the sedimentation tanks and are connected with the sedimentation tanks; a sterilization tank; the water outlet pipe is respectively communicated with the sterilizing tank and the sedimentation tank; the elastic power piece drives the plugging column to slide upwards until the plugging column plugs the water outlet pipe; when the communication hole is communicated with one of the transmission holes, the control ring seals the other transmission holes relative to the control ring; the control assembly controls the control ring to rotate until the transmission hole is communicated with the next adjacent transmission hole and the transmission pipe when the sedimentation tank fills wastewater; the driving piece is used for driving the plugging column of the relative sedimentation tank to move downwards to the water outlet communicated with the water outlet pipe and the sedimentation tank when the control ring moves to the communication hole communicated with the transmission hole and the transmission pipe. The utility model can reduce the sundries such as floating and suspended matters flowing out of the sedimentation tank.
Description
Technical Field
The application relates to the technical field of wastewater treatment, in particular to a hospital wastewater disinfection device and a hospital wastewater disinfection process.
Background
Medical wastewater refers to sewage discharged from hospitals to natural environments or urban pipelines, and the water quality of the medical wastewater varies with different hospital properties, scales and areas where the medical wastewater is located. The main pollutants contained in the medical wastewater are as follows: pathogens (eggs, pathogens, viruses, etc.), organics, floating and suspended matter, radioactive contaminants, etc.
The utility model of China with the bulletin number of CN214611971U discloses a medical wastewater treatment device which comprises a wastewater collection tank. An aeration pipe is arranged in the wastewater collection tank and is communicated with an aerator pipeline. The wastewater collection tank is sequentially connected with the sedimentation tank, the physical filter tank, the advanced treatment tank and the disinfection tank through pipelines, the wastewater collection tank and the advanced treatment tank are communicated with the medicament tank, an infrared sterilization device is arranged in the wastewater collection tank, and a chlorine dioxide generator is arranged in the disinfection tank.
The wastewater sequentially passes through the sedimentation tank, the physical filter tank, the advanced treatment tank and the disinfection tank, wherein the residence time of the wastewater in the sedimentation tank is short, and most of floating and suspended matters in the wastewater and the wastewater flow to the physical filter tank of the next procedure together for filtering, so that the filtering capacity of the physical filter tank is greatly increased.
Disclosure of Invention
In order to reduce impurities such as floating and suspended matters flowing out of a sedimentation tank, the application provides a disinfection device and a disinfection process for hospital wastewater.
In a first aspect, the present application provides a disinfection apparatus for hospital wastewater, which adopts the following technical scheme:
a sterilizing device for hospital wastewater comprises
A mounting frame;
the sewage collecting tank is arranged on the mounting frame and is communicated with a sewage inlet pipe;
the sedimentation tank is arranged on the mounting frame and surrounds the sewage collection tank, an even number of sedimentation tanks are formed in the sedimentation tank, and the sedimentation tanks surround the sewage collection tank;
the sewage collection tank is communicated with a plurality of transmission pipes, the transmission pipes are in one-to-one correspondence with the sedimentation tanks and are connected with the sedimentation tanks, and the sedimentation tanks are provided with transmission holes communicated with the transmission pipes and the sedimentation tanks;
the sterilizing and disinfecting tank is arranged on the mounting frame;
the water outlet pipes are arranged in the settling tanks and correspond to the settling tanks one by one, and are respectively communicated with the sterilizing tank and the settling tanks;
the sedimentation tank is provided with a plugging column in a vertical sliding manner, and is provided with an elastic power piece which drives the plugging column to slide upwards until the plugging column plugs the water outlet pipe;
the control ring surrounds the dirt collection tank and is connected with the precipitation tank in a sliding manner, the control ring penetrates through the transmission holes in a sliding manner, a communication hole is formed in the control ring, and when one of the transmission holes is communicated with the communication hole, the other transmission holes are blocked relative to the control ring;
the control assembly is arranged in the precipitation tank, and when the precipitation tank is filled with wastewater, the control assembly controls the control ring to rotate until the transmission hole is communicated with the next adjacent transmission hole and the transmission pipe;
the driving piece is arranged in the precipitation tank, the blocking column is provided with a water outlet, and when the control ring moves to the communication hole to be communicated with the transmission hole and the transmission pipe, the driving piece drives the blocking column opposite to the precipitation tank to move downwards to the water outlet to be communicated with the water outlet pipe and the precipitation tank;
the installation frame is provided with a sludge discharge pipe, the sludge discharge pipe is communicated with the sedimentation tank, and the sludge discharge pipe is provided with a control valve.
By adopting the technical scheme, when the hospital wastewater is disinfected, the hospital wastewater is firstly collected in the sewage collecting tank, then the wastewater enters the settling tank from the transmission pipe through the transmission hole communicated with the communication hole, and when the settling tank is filled with the wastewater, the control assembly controls the control ring to move, so that the communication hole moves to the next transmission hole until the communication hole is aligned and communicated with the next adjacent transmission hole, and the wastewater is filled into the next adjacent settling tank; meanwhile, when the control ring rotates, the driving piece drives the plugging column to move downwards, and wastewater deposited in the corresponding depositing tank is discharged into the sterilizing tank through the water outlet pipe for sterilizing. When one of the sedimentation tanks is filled with wastewater, the control ring needs to rotate until the communication hole is aligned with the transmission hole of the other corresponding sedimentation tank, the wastewater can be discharged into the sterilization and disinfection tank, and the wastewater is subjected to long-time sedimentation at this time, so that the quantity of impurities such as floating and suspended matters in the wastewater entering the sterilization and disinfection tank is greatly reduced.
Optionally, the control component comprises a floating plate, a control block, a pushing block, a connecting block, a control rope, a control spring, a pushing spring, a stirring column and a stirring block;
the control blocks are in one-to-one correspondence with the sedimentation tanks and are arranged in the sedimentation tanks, the adjacent control blocks are arranged in a staggered mode, and the control springs are arranged in the sedimentation tanks and push the control blocks to slide along the circumferential direction;
the toggle post slides up and down on the control block, the pushing spring is arranged on the control block, and the pushing spring pushes the toggle post to protrude out of the control block;
the stirring block is arranged on the control ring and slides in the sedimentation tank along the circumferential direction;
the floating plate slides up and down in the sedimentation tank, the floating plate is connected with an abutting block in a sliding manner, and the floating plate is provided with a driving spring for driving the abutting block to align with the connecting block;
the connecting block vertically slides on the wall of the sedimentation tank, the control rope is arranged in the sedimentation tank in a sliding way, one end of the control rope is connected with the control block, and the other end of the control rope is connected with the connecting block;
when the floating plate moves upwards, the abutting block abuts against the connecting block and pushes the connecting block to move upwards, and at the moment, the control rope pulls the control block to squeeze the control spring;
the stirring column is obliquely provided with a pushing surface corresponding to the stirring block, and when the stirring block slides on the pushing surface, the stirring block pushes the stirring column to slide into the control block;
the pushing block is arranged on the wall of the sedimentation tank, when the floating plate moves upwards to be close to the wall of the top of the sedimentation tank, the pushing block pushes the abutting block to be staggered with the connecting block, at the moment, the control spring is released, and the stirring column pushes the stirring block, so that the communication hole slides to a position communicated with the next adjacent transmission hole;
the bottom of the abutting block is obliquely provided with a driving surface corresponding to the connecting block, and when the connecting block slides on the driving surface, the abutting block is pushed to be staggered with the connecting block.
Through adopting above-mentioned technical scheme, when the control spring elasticity release, the control block slides towards the transmission hole, stirs the post and promotes at this moment and stir the piece for the control ring rotates, and the intercommunicating pore moves to next transmission hole.
Optionally, the dirt collection tank is uniformly provided with a plurality of supporting teeth along the circumferential direction, the control ring is provided with sliding teeth, and the sliding teeth are meshed with the supporting teeth;
the control spring is released, so that when the poking column pushes the poking block, the supporting teeth slide on the sliding teeth;
when the poking block slides on the pushing surface, the support teeth unidirectionally support the sliding teeth.
By adopting the technical scheme, the support teeth unidirectionally support the sliding teeth, so that the possibility that the stirring column rotates through the stirring block is reduced.
Optionally, the sedimentation tank cell wall is formed with the spout that supplies the connecting block reciprocates, the connecting block is provided with the restriction piece, the spout cell wall is formed with the confession restriction piece reciprocates the restriction groove that slides.
By adopting the technical scheme, the limiting block slides in the limiting groove to limit the sliding track of the connecting block.
Optionally, the precipitation tank is provided with a plurality of guide posts, and the floating plate slides up and down in the guide posts.
By adopting the technical scheme, the floating plate is guided to move up and down along the vertical direction.
Optionally, the abutment block is provided with the stopper, the precipitation tank is formed with confession the gliding spacing groove of stopper.
By adopting the technical scheme, the limiting block slides in the limiting groove to limit the sliding track of the control block.
Optionally, the driving piece is a driving block, and the driving block is arranged on the control ring;
the top of the plugging column is obliquely provided with a guide surface corresponding to the driving block, and when the driving block slides on the guide surface, the driving block pushes the plugging column to slide downwards.
By adopting the technical scheme, the driving block slides on the guide surface to push the plugging column to move downwards, so that the water outlet can be aligned and communicated with the water outlet pipe.
In a second aspect, the present application provides a disinfection process for hospital wastewater, which adopts the following technical scheme:
a process for sterilizing hospital wastewater, comprising the steps of:
s1: the wastewater is collected in a sewage collection tank;
s2: the wastewater enters the sedimentation tank through the communication hole until the sedimentation tank is filled with wastewater, and the control assembly controls the control ring to slide until the communication hole is communicated with the next adjacent transmission hole; when the wastewater enters the precipitation tank, the driving piece drives the plugging column to the water outlet to be communicated with the water outlet pipe and the precipitation tank;
s3: the wastewater enters the sterilization and disinfection tank through the water outlet pipe for sterilization and disinfection;
s4: and discharging the sterilized and disinfected wastewater.
By adopting the technical scheme, the wastewater is introduced into the sterilizing tank after being precipitated by the precipitation tank, so that the wastewater precipitation time is longer, and the quantity of impurities such as floating and suspended matters in the wastewater is greatly reduced.
In summary, the present application includes at least one of the following beneficial effects:
1. when one of the sedimentation tanks is filled with wastewater during disinfection, the control ring is required to rotate until the communication hole is aligned with the transmission hole of the other corresponding sedimentation tank, the wastewater can be discharged into the disinfection tank, and the wastewater is subjected to long-time sedimentation at the moment, so that the quantity of impurities such as floating and suspended matters in the wastewater entering the disinfection tank is greatly reduced;
2. when in use, the support teeth support the sliding teeth unidirectionally, so that the possibility that the control ring rotates when the poking column passes through the poking block is reduced.
Drawings
FIG. 1 is a schematic view of the external structure of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of the water outlet in the embodiment of the present application in communication with the water outlet pipe;
fig. 3 is a schematic cross-sectional view of the communication hole in the embodiment of the present application when communicating with the transmission hole;
FIG. 4 is a schematic internal cross-sectional view of an embodiment of the present application;
FIG. 5 is an enlarged schematic view of portion A of FIG. 4;
FIG. 6 is a schematic internal cross-sectional view of an embodiment of the present application prior to wastewater infusion;
FIG. 7 is a schematic diagram of a connection structure between a toggle post and a control block in an embodiment of the present application;
fig. 8 is an enlarged schematic view of a portion B of fig. 6.
Reference numerals: 1. a mounting frame; 11. a sludge discharge pipe; 12. a silt outlet pipe; 13. a control valve; 2. a dirt collection tank; 21. a sewage inlet pipe; 3. a precipitation tank; 31. a precipitation tank; 32. a transmission tube; 33. a transmission hole; 34. support teeth; 35. sliding teeth; 36. a chute; 361. a limiting groove; 37. a guide post; 38. a limit groove; 39. a control groove; 4. a sterilization tank; 41. a water outlet pipe; 5. plugging the column; 51. a water outlet; 52. a power spring; 6. a control loop; 61. a communication hole; 62. a driving block; 7. a poking block; 71. a control block; 711. a toggle groove; 72. a pushing block; 73. a connecting block; 731. a limiting block; 74. a control rope; 75. a control spring; 76. a pushing spring; 77. stirring the column; 771. a pushing surface; 772. a guide surface; 78. a floating plate; 781. an abutment block; 7811. a driving surface; 7812. a limiting block; 782. a drive spring; 783. a penetrating opening; 784. abutting the groove.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-8.
The embodiment of the application discloses a disinfection device for hospital wastewater. Referring to fig. 1, the sterilizing apparatus includes a mounting frame 1 and a dirt collecting tank 2, the mounting frame 1 is disposed on the ground, the dirt collecting tank 2 is in a round tank structure and is fixed to the mounting frame 1, and a space is provided between the dirt collecting tank 2 and the ground. The sewage collecting tank 2 is communicated with a sewage inlet pipe 21, and hospital wastewater to be treated is introduced into the sewage collecting tank 2 through the sewage inlet pipe 21.
Referring to fig. 1 and 2, the disinfection device further comprises a settling tank 3 and a sterilizing tank 4, wherein the settling tank 3 is fixedly installed on the installation frame 1 and is used for settling wastewater. The sterilizing tank 4 is fixedly arranged on the mounting frame 1, a water outlet pipe 41 is fixedly communicated between the sterilizing tank 4 and the settling tank 3, and wastewater settled by the settling tank 3 enters the sterilizing tank 4 through the water outlet pipe 41 for sterilizing. The sterilization and disinfection tank 4 is mainly sterilized and disinfected by an ultraviolet lamp emitted by a medicine feeding and ultraviolet lamp tube, and the sterilization and disinfection principle in the sterilization and disinfection tank 4 is the prior art, so the description is omitted here.
Referring to fig. 2 and 3, the outer wall of the settling tank 3 is constructed in an annular structure, and the settling tank 3 is disposed around the dirt collecting tank 2. The sedimentation tank 3 is internally provided with sedimentation tanks 31, and the sedimentation tanks 31 are provided with two groups, each group is provided with a plurality of sedimentation tanks, and the sedimentation tanks 31 of the two groups are in one-to-one correspondence and are symmetrically arranged. The total number of the two groups of settling tanks 31 is even and the settling tanks are arranged around the sewage collecting tank 2, the water outlet pipes 41 are in one-to-one correspondence with the settling tanks 31 and are communicated with each other, and the pipe orifices of the water outlet pipes 41 are positioned at positions, close to the middle, of the vertical side walls at one side of the settling tanks 31. The sedimentation tank 3 is formed with the transmission hole 33 towards the one side of dirt collection tank 2, and transmission hole 33 has a plurality ofly and with sedimentation tank 31 one-to-one, and transmission hole 33 is linked together with sedimentation tank 31. The sewage collection tank 2 is fixedly communicated with the transmission pipes 32, the transmission pipes 32 are in one-to-one correspondence with the transmission holes 33 and are communicated with each other, and sewage in the sewage collection tank 2 enters the sedimentation tank 31 from the transmission holes 33 after passing through the transmission pipes 32.
A control groove 39 surrounding the dirt collection tank 2 is formed in the settling tank 3, and the control groove 39 is communicated with the transmission hole 33. The settling tank 3 is provided with a control ring 6, the control ring 6 slides in a control groove 39, and the peripheral side wall of the control ring 6 is in sliding contact with the wall of the control groove 39 and has friction force. The control ring 6 is formed with communication holes 61, one of the communication holes 61, and when the communication hole 61 communicates with one of the transmission holes 33, the remaining transmission holes 33 are blocked by the control ring 6.
Referring to fig. 4 and 5, the sterilizing apparatus further includes a control assembly including a floating plate 78 (floating plate 78 is shown in fig. 3), a control block 71, a push block 72 (push block 72 is shown in fig. 6), a connection block 73 (connection block 73 is shown in fig. 3), a control string 74, a control spring 75, a push spring 76 (push spring 76 is shown in fig. 7), a toggle post 77, and a toggle block 7.
Referring to fig. 5 and 6, the control groove 39 is formed with moving grooves corresponding to the settling grooves 31 one by one, adjacent moving grooves are offset from each other, and the control block 71 corresponds to and slides in the moving grooves one by one.
The control springs 75 are installed in the movement groove in one-to-one correspondence with the control blocks 71, one end of each control spring 75 is abutted against one side of the control block 71 away from the transmission hole 33 (the transmission hole 33 is marked in fig. 3), and the other end is abutted against the wall of the movement groove. When the control spring 75 is elastically released, the push control block 71 slides toward the transfer hole 33.
Referring to fig. 7, the control block 71 is formed with a toggle slot 711, and toggle posts 77 are in one-to-one correspondence with the control block 71 and slide up and down in the toggle slot 711. The pushing spring 76 is installed in the poking groove 711, one end of the pushing spring 76 is abutted against the poking post 77, and the other end is abutted against the groove wall at the bottom of the poking groove 711. When the pushing spring 76 is elastically released, the pushing post 77 is pushed to protrude out of the pushing groove 711.
Referring to fig. 3, the wall of the settling tank 31 is formed with a chute 36 extending in a vertical direction, and a connection block 73 slides up and down on the chute 36. The side wall of the connecting block 73 is fixedly connected with a limiting block 731, a limiting groove 361 is formed in the groove wall of the sliding groove 36 in a communicated mode, the limiting block 731 slides up and down in the limiting groove 361, and the connecting block 73 is limited to be separated from the sliding groove 36.
Referring to fig. 3 and 5, a control rope 74 is slidably installed through the settling tank 3, one end of the control rope 74 is fixed to a side of the control block 71 away from the transmission hole 33, and the other end is fixed to the bottom of the connection block 73.
Referring to fig. 6 and 8, the settling tank 3 is symmetrically fixed with two guide posts 37 extending in the vertical direction, and the floating plate 78 has a circular structure and slides up and down on the guide posts 37. The floating plate 78 is formed on the outer peripheral side thereof with a penetrating opening 783 extending in the vertical direction, the penetrating opening 783 corresponding to the connection block 73 and being in the same vertical direction. The penetrating opening 783 is formed with an abutting groove 784 extending in the horizontal direction on a side opening wall of the groove wall of the front settling groove 31, the floating plate 78 is provided with an abutting block 781, the width of the abutting block 781 is larger than the width of the connecting block 73, and the abutting block 781 slides in the abutting groove 784.
The floating plate 78 is provided with a drive spring 782, the drive spring 782 is mounted in the abutment groove 784, one end of the drive spring 782 abuts against the abutment block 781, and the other end abuts against the wall of the abutment groove 784. When the drive spring 782 is elastically released, the abutting block 781 is pushed to protrude into the through hole 783, and at this time, the abutting block 781 can abut against the connection block 73.
The bottom fixedly connected with stopper 7812 of butt piece 781, the spacing groove 38 has been seted up to butt groove 784 cell wall intercommunication, and stopper 7812 slides in spacing groove 38 for the position of butt piece 781 reduces the possibility that butt piece 781 breaks away from spacing groove 38.
In the initial state, the floating plate 78 is located near the bottom wall of the settling tank 31, and the abutment block 781 is located directly below the connection block 73. When the wastewater enters the sedimentation tank 31, the wastewater level rises to drive the floating plate 78 to move upwards; when the floating plate 78 moves upward until the abutment block 781 abuts against the connection block 73, the floating plate 78 continues to move upward, driving the connection block 73 to move upward, and at this time, the control rope 74 pulls the control block 71 away from the transmission hole 33, so that the control spring 75 (the control spring 75 is labeled in fig. 5) enters a compressed state.
Referring to fig. 3 and 5, the toggle block 7 is fixedly connected to the control ring 6, and the width of the toggle block 7 is greater than the width of the toggle post 77. A pushing surface 771 is formed on one side of the stirring column 77 away from the transmission hole 33 in an inclined manner, when the control block 71 extrudes the control spring 75, the stirring column 77 is continuously close to the stirring block 7 until the pushing surface 771 is abutted with the stirring block 7, the stirring block 7 pushes the stirring column 77 to slide into a stirring groove 711 (the stirring groove 711 is marked in fig. 7), and the spring 76 is pushed to enter a compressed state; at this time, the control ring 6 continues to slide, so that the poking post 77 can be separated from each other through the poking block 7, the pushing spring 76 releases and pushes the poking post 77 to protrude out of the poking groove 711, and the poking post 77 moves far to one side of the poking block 7 away from the transmission hole 33.
Referring to fig. 2 and 3, in order to reduce the possibility that the toggle block 7 (toggle block 7 is marked in fig. 5) slides on the pushing surface 771 (toggle block 7 is marked in fig. 7), the groove walls of the control groove 39 are communicated with each other to form a containing groove surrounding the dirt collection tank 2, a plurality of supporting teeth 34 are uniformly fixed on the groove walls of the containing groove, the control ring 6 is fixedly connected with sliding teeth 35, and the sliding teeth 35 are meshed with the supporting teeth 34.
The support teeth 34 and the slide teeth 35 are respectively right-angle triangle tooth-like structures, and the support teeth 34 and the slide teeth 35 are respectively made of a material having elasticity, such as plastic, stainless steel, or the like.
Referring to fig. 5 and 6, when the control spring 75 is released, the toggle post 77 pushes the control ring 6 to rotate through the toggle block 7, and the support teeth 34 slide on the sliding teeth 35; when the poking block 7 slides on the pushing surface 771, the poking column 77 is guided towards the side of the poking block 7 away from the transmission hole 33, and at this time, the supporting teeth 34 unidirectionally support the sliding teeth 35, so as to limit the rotation of the control ring 6.
Referring to fig. 6 and 8, a push block 72 is fixed to a vertical sidewall of the settling tank 31, and a power surface is formed at the bottom of the push block 72. When the floating plate 78 moves upwards to be close to the top groove wall of the sedimentation groove 31, the abutting block 781 slides on the power surface, so that the pushing block 72 pushes the abutting block 781 to slide into the abutting groove 784, at this time, the abutting block 781 and the connecting block 73 are dislocated with each other, and the stirring column 77 (stirring column 77 is marked in fig. 7) is located on one side of the stirring block 7 far from the transmission hole 33 and has a distance; when the abutting block 781 and the connecting block 73 are dislocated from each other, the control spring 75 is elastically released, the control block 71 (the control block 71 is marked in fig. 7) is pushed to move towards the direction of the transmission hole 33, then the toggle post 77 abuts against the toggle block 7 and pushes the control ring 6 to rotate, so that the communication hole 61 moves towards the direction of the next adjacent transmission hole 33 until being aligned and communicated, and at the moment, the toggle block 7 moves to a position close to the next control block 71.
Referring to fig. 6 and 8, when the wastewater in the settling tank 31 is discharged through the water outlet pipe 41 (the water outlet pipe 41 is marked in fig. 2), the wastewater level drops, and at this time, the floating plate 78 starts to move downward. The bottom of the abutting block 781 is obliquely formed with a driving surface 7811 corresponding to the connecting block 73, and when the floating plate 78 moves down until the connecting block 73 slides on the driving surface 7811, the connecting block 73 pushes the abutting block 781 to slide into the abutting groove 784, so that the abutting block 781 is dislocated from the connecting block 73 until the abutting block 781 is separated from the connecting block 73, and the abutting block 781 slides to the position right below the connecting block 73.
Referring to fig. 2, the settling tank 3 is provided with blocking columns 5 in a vertically sliding manner, and the blocking columns 5 are in one-to-one correspondence with the water outlet pipes 41. The sedimentation tank 3 is provided with elastic power pieces which are in one-to-one correspondence with the plugging columns 5, the elastic power pieces are power springs 52, and the power springs 52 are positioned below the water outlet 51 pipe and the top of the power springs is abutted to the bottom of the plugging columns 5. The blocking column 5 is formed with a water outlet 51, and when the water outlet 51 is aligned with and communicated with the water outlet 41, the wastewater in the sedimentation tank 31 enters the water outlet 41 through the water outlet 51 and is discharged. When the power spring 52 is elastically released, the blocking column 5 is pushed to move upward, so that the water outlet 51 is dislocated from the water outlet 41, and at this time, the water outlet 41 is blocked by the blocking column 5.
Referring to fig. 2 and 3, the sterilizing device further includes a driving member which drives the blocking post 5 corresponding to the other opposite transfer hole 33 to move downward when the control ring 6 is rotated until the communication hole 61 is aligned with and communicates with one of the transfer holes 33, so that the water outlet 51 is aligned with and communicates with the water outlet pipe 41.
The driving piece is a driving block 62, and the driving block 62 is fixed on the side wall of the control ring 6. The top of the plugging column 5 is obliquely formed with a guide surface 772 corresponding to the driving block 62, and when the driving block 62 slides on the guide surface 772, the driving block 62 pushes the plugging column 5 to slide downwards, so that the water outlet 51 is aligned and communicated with the water outlet pipe 41.
Referring to fig. 6, a sludge discharging pipe 11 is fixedly connected to a mounting frame 1 (the mounting frame 1 is marked in fig. 1), a sludge discharging pipe 12 communicated with a sedimentation tank 31 is fixedly connected to a sedimentation tank 3, the sludge discharging pipes 12 are in one-to-one correspondence with the sedimentation tank 31, and pipe openings are positioned at the bottom of the sedimentation tank 31. The side of the sludge outlet pipe 12 away from the sedimentation tank 31 is communicated with the sludge discharge pipe 11, the sludge discharge pipe 11 is fixedly provided with a control valve 13, and the sludge discharge pipe 11 is communicated with an external sediment treatment part. In the initial state, the control valve 13 is closed. When more sediment is in the sedimentation tank 31, the wastewater is stopped from being introduced into the sedimentation tank 31, then the control valve 13 is opened, and sediment deposited in the sedimentation tank 31 enters the sludge discharge pipe 11 through the sludge discharge pipe 12 and then enters the external sediment treatment part through the sludge discharge pipe 11 for centralized treatment.
The implementation principle of the disinfection device for hospital wastewater in the embodiment of the application is as follows:
during disinfection, hospital wastewater is firstly collected in the sewage collection tank 2 and then enters the sedimentation tank 3 through the transmission pipe 32, when the sedimentation tank 3 is filled with wastewater, the floating plate 78 moves upwards to drive the connecting block 73 to move upwards until the floating plate 78 approaches the top of the sedimentation tank 31, the control spring 75 is released to push the control block 71 to slide, so that the stirring column 77 pushes the stirring block 7 to drive the control ring 6 to move until the communication hole 61 moves to be aligned and communicated with the next transmission hole 33, and the wastewater is filled into the next adjacent sedimentation tank 31; meanwhile, when the control ring 6 rotates, the driving block 62 pushes the blocking column 5 to move downwards, so that the wastewater deposited in the corresponding depositing tank 31 is discharged into the sterilizing tank 4 through the water outlet pipe 41 for sterilizing.
In another aspect, the present application discloses a process for disinfecting hospital wastewater comprising the steps of:
step one: the wastewater is collected in the sewage collection tank 2;
step two: the waste water enters the sedimentation tank 31 through the communication hole 61 until the sedimentation tank 31 is filled with the waste water, and the control assembly controls the control ring 6 to slide until the communication hole 61 is communicated with the next adjacent transmission hole 33; when the wastewater enters the sedimentation tank 31, the driving piece drives the plugging column 5 to the water outlet 51 to be communicated with the water outlet pipe 41 and the sedimentation tank 31;
step three: the wastewater enters the sterilization and disinfection tank 4 through the water outlet pipe 41 for sterilization and disinfection;
step four: and discharging the sterilized and disinfected wastewater.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (6)
1. A sterilizing device for hospital wastewater, which is characterized in that: comprising
A mounting frame (1);
the sewage collecting tank (2) is arranged on the mounting frame (1), and the sewage collecting tank (2) is communicated with a sewage inlet pipe (21);
the sedimentation tank (3) is arranged on the mounting frame (1) and surrounds the sewage collection tank (2), an even number of sedimentation tanks (31) are formed in the sedimentation tank (3), and the sedimentation tanks (31) surround the sewage collection tank (2);
the sewage collection tank (2) is provided with a plurality of transmission pipes (32) in a communicating manner, the transmission pipes (32) are in one-to-one correspondence with the sedimentation tanks (31) and are connected to the sedimentation tanks (3), and the sedimentation tanks (3) are provided with transmission holes (33) which are communicated with the transmission pipes (32) and the sedimentation tanks (31);
a sterilization and disinfection tank (4) which is arranged on the mounting frame (1);
the water outlet pipes (41) are arranged in the settling tanks (3), the water outlet pipes (41) are in one-to-one correspondence with the settling tanks (31), and the water outlet pipes (41) are respectively communicated with the sterilizing tank (4) and the settling tanks (31);
the sedimentation tank (3) is provided with a plugging column (5) in an up-down sliding manner, the sedimentation tank (3) is provided with an elastic power piece, and the elastic power piece drives the plugging column (5) to slide upwards until the plugging column (5) plugs the water outlet pipe (41);
the control ring (6) surrounds the dirt collection tank (2) and is connected with the precipitation tank (3) in a sliding manner, the control ring (6) penetrates through the transmission holes (33) in a sliding manner, the control ring (6) is provided with communication holes (61), and when one of the transmission holes (33) is communicated with the communication holes (61), the other transmission holes (33) are blocked relative to the control ring (6);
the control component is arranged on the sedimentation tank (3), and when the sedimentation tank (3) is filled with wastewater, the control component controls the control ring (6) to rotate until the transmission hole (33) is communicated with the next adjacent transmission hole (33) and the transmission pipe (32);
the driving piece is arranged on the precipitation tank (3), the blocking column (5) is provided with a water outlet (51), and when the control ring (6) moves to the communication hole (61) to be communicated with the transmission hole (33) and the transmission pipe (32), the driving piece drives the blocking column (5) opposite to the precipitation tank (31) to move downwards to the water outlet (51) to be communicated with the water outlet pipe (41) and the precipitation tank (31);
the installation frame (1) is provided with a sludge discharge pipe (11), a sludge discharge pipe (12) is communicated between the sludge discharge pipe (11) and the sedimentation tank (31), and the sludge discharge pipe (11) is provided with a control valve (13);
the control assembly comprises a floating plate (78), a control block (71), a pushing block (72), a connecting block (73), a control rope (74), a control spring (75), a pushing spring (76), a stirring column (77) and a stirring block (7);
the control blocks (71) are in one-to-one correspondence with the sedimentation tanks (31) and are arranged in the sedimentation tanks (3), the adjacent control blocks (71) are arranged in a staggered mode, and the control springs (75) are arranged in the sedimentation tanks (3) and push the control blocks (71) to slide along the circumferential direction;
the toggle column (77) slides up and down on the control block (71), the pushing spring (76) is arranged on the control block (71), and the pushing spring (76) pushes the toggle column (77) to protrude out of the control block (71);
the stirring block (7) is arranged on the control ring (6), and the stirring block (7) slides in the sedimentation tank (3) along the circumferential direction;
the floating plate (78) slides up and down in the sedimentation tank (31), the floating plate (78) is connected with an abutting block (781) in a sliding manner, and the floating plate (78) is provided with a driving spring (782) for driving the abutting block (781) to align with the connecting block (73);
the connecting block (73) slides up and down on the wall of the sedimentation tank (31), the control rope (74) is arranged in the sedimentation tank (3) in a sliding way, one end of the control rope (74) is connected with the control block (71), and the other end of the control rope is connected with the connecting block (73);
when the floating plate (78) moves upwards, the abutting block (781) abuts against the connecting block (73) and pushes the connecting block (73) to move upwards, and at the moment, the control rope (74) pulls the control block (71) to squeeze the control spring (75);
the stirring column (77) is obliquely provided with a pushing surface (771) corresponding to the stirring block (7), and when the stirring block (7) slides on the pushing surface (771), the stirring block (7) pushes the stirring column (77) to slide into the control block (71);
the pushing block (72) is arranged on the groove wall of the sedimentation groove (31), when the floating plate (78) moves upwards to be close to the groove wall at the top of the sedimentation groove (31), the pushing block (72) pushes the abutting block (781) to be staggered with the connecting block (73), at the moment, the control spring (75) is released, the stirring column (77) pushes the stirring block (7), and the communication hole (61) slides to be communicated with the position of the next adjacent transmission hole (33);
a driving surface (7811) corresponding to the connecting block (73) is obliquely formed at the bottom of the abutting block (781), and when the connecting block (73) slides on the driving surface (7811), the abutting block (781) is pushed to be staggered with the connecting block (73);
the sedimentation tank (3) is provided with a plurality of guide posts (37), and the floating plate (78) slides up and down on the guide posts (37).
2. A hospital wastewater disinfection apparatus according to claim 1 and wherein: the dirt collection tank (2) is uniformly provided with a plurality of supporting teeth (34) along the circumferential direction, the control ring (6) is provided with sliding teeth (35), and the sliding teeth (35) are meshed with the supporting teeth (34);
the control spring (75) is released, so that when the poking column (77) pushes the poking block (7), the supporting teeth (34) slide on the sliding teeth (35);
when the poking block (7) slides on the pushing surface (771), the supporting teeth (34) unidirectionally support the sliding teeth (35).
3. A hospital wastewater disinfection apparatus according to claim 2 and wherein: the sedimentation tank (31) cell wall is formed with and supplies connecting block (73) upper and lower gliding spout (36), connecting block (73) are provided with limiting block (731), spout (36) cell wall is formed with and supplies limiting block (731) upper and lower gliding restriction groove (361).
4. A hospital waste water disinfection apparatus as claimed in claim 3, wherein: the abutting block (781) is provided with a limiting block (7812), and the precipitation tank (3) is provided with a limiting groove (38) for the limiting block (7812) to slide.
5. A hospital waste water disinfection apparatus according to claim 4, wherein: the driving piece is a driving block (62), and the driving block (62) is arranged on the control ring (6);
the top of the plugging column (5) is obliquely provided with a guide surface (772) corresponding to the driving block (62), and when the driving block (62) slides on the guide surface (772), the driving block (62) pushes the plugging column (5) to slide downwards.
6. A process for sterilizing hospital waste water using a sterilizing apparatus for hospital waste water according to any one of claims 1 to 5, comprising the steps of:
s1: the wastewater is collected in a sewage collection tank (2);
s2: the waste water enters the sedimentation tank (31) through the communication hole (61) until the sedimentation tank (31) is filled with the waste water, and the control assembly controls the control ring (6) to slide until the communication hole (61) is communicated with the next adjacent transmission hole (33); when wastewater enters the sedimentation tank (31), the driving piece drives the blocking column (5) to the water outlet (51) to be communicated with the water outlet pipe (41) and the sedimentation tank (31);
s3: the wastewater enters the sterilization and disinfection tank (4) through the water outlet pipe (41) for sterilization and disinfection;
s4: and discharging the sterilized and disinfected wastewater.
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| CN202410034759.5A CN117534173B (en) | 2024-01-10 | 2024-01-10 | Sterilizing device and process for hospital wastewater |
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