CN114772842A - High-efficient purification treatment system of nuclear medical facilities sewage - Google Patents
High-efficient purification treatment system of nuclear medical facilities sewage Download PDFInfo
- Publication number
- CN114772842A CN114772842A CN202210291826.2A CN202210291826A CN114772842A CN 114772842 A CN114772842 A CN 114772842A CN 202210291826 A CN202210291826 A CN 202210291826A CN 114772842 A CN114772842 A CN 114772842A
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- Prior art keywords
- sewage
- disinfectant
- spraying
- pipe
- tank
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- 239000010865 sewage Substances 0.000 title claims abstract description 70
- 238000000746 purification Methods 0.000 title claims abstract description 9
- 239000000645 desinfectant Substances 0.000 claims abstract description 48
- 238000005507 spraying Methods 0.000 claims abstract description 41
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 238000002347 injection Methods 0.000 claims abstract description 22
- 239000007924 injection Substances 0.000 claims abstract description 22
- 238000005086 pumping Methods 0.000 claims abstract description 11
- 239000000243 solution Substances 0.000 claims description 28
- 230000002421 anti-septic effect Effects 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000001802 infusion Methods 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 7
- 238000009206 nuclear medicine Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000249 desinfective effect Effects 0.000 abstract description 2
- 230000002285 radioactive effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a high-efficiency sewage purification treatment system for nuclear medical facilities, which comprises a sewage treatment device main body, wherein a disinfection tank is arranged in the sewage treatment device main body, a disinfectant feeding mechanism is arranged in the disinfection tank, the disinfectant feeding mechanism comprises a fixing frame, a disinfectant pumping structure, a disinfectant injection structure and a plurality of uniform spraying structures, the disinfectant pumping structure comprises a seat plate, a liquid storage tank and a liquid conveying pump, the disinfectant injection structure comprises a plurality of concentration pipes and a plurality of vertical pipes, and the uniform spraying structures are formed by combining a pair of spraying rings in a semi-annular structure. According to the invention, by the aid of the disinfectant feeding mechanism, disinfectant can be pumped into the disinfectant injection structure and then uniformly injected into sewage in the disinfection tank through the uniform spraying structure, so that the sewage can be in full contact with the disinfectant, and the aim of fully disinfecting the sewage is fulfilled.
Description
Technical Field
The invention belongs to the technical field of wastewater treatment, and particularly relates to a high-efficiency purification treatment system for sewage of nuclear medical facilities.
Background
In modern medicine, nuclear medicine is more and more commonly applied to diagnosis and treatment in hospitals, radioactive sewage generated by nuclear medical facilities can only be reduced by natural decay fundamentally so as to eliminate the radioactivity of radioactive nuclides contained in the radioactive sewage, so that the radioactive sewage generated by the nuclear medical facilities needs to be disinfected by adding disinfectant after being naturally decayed in a normal sewage treatment process.
Disclosure of Invention
The invention aims to provide a high-efficiency purification treatment system for sewage of a nuclear medical facility, which solves the problem of insufficient contact between the sewage and a disinfectant in the prior art.
In order to achieve the purpose, the invention provides a high-efficiency purification treatment system for sewage of nuclear medical facilities, which comprises a sewage treatment device main body, wherein one end of the sewage treatment device main body is provided with a grid well, the grid well is connected with a water inlet pipe, the other end of the sewage treatment device main body is connected with a water outlet pipe, a sewage treatment tank, a plurality of decay tanks and a disinfection tank are sequentially arranged in the sewage treatment device main body from the grid well to the direction of the water outlet pipe, the top end of the disinfection tank is provided with a through hole, and a disinfection solution feeding mechanism is arranged in the disinfection tank;
antiseptic solution feeding mechanism includes mount, antiseptic solution pump sending structure, antiseptic solution injection structure and evenly sprays the structure, the mount sets up in the disinfection pond, antiseptic solution pump sending structrual installation be in the top of mount, antiseptic solution injection structrual installation be in the mount, it is a plurality of evenly spray the structure setting and be in the antiseptic solution injects structurally.
According to the technical scheme, the fixing frame comprises a bottom plate, an end plate and connecting rods, the bottom plate is attached to the bottom of the disinfection tank, the end plate is in lap joint with the top surface of the main body of the sewage treatment device, and the bottom plate is connected with the end plate through the connecting rods.
In the technical scheme of the invention, the disinfectant pumping structure comprises a seat plate, a liquid storage tank and an infusion pump, wherein the seat plate is arranged at the top of the fixed frame, and the liquid storage tank and the infusion pump are both arranged at the top end of the seat plate.
In the technical scheme of the invention, the disinfectant injection structure comprises a plurality of horizontally arranged concentration pipes and a plurality of vertical pipes connected to the bottom ends of the concentration pipes, and the bottom ends of the vertical pipes extend into the disinfection tank.
In the technical scheme of the invention, the centralized pipes are connected with through pipes, the through pipes are communicated with the centralized pipes in a penetrating way, the liquid outlet end of the infusion pump is communicated with one centralized pipe through a conveying pipe, and the vertical pipes are respectively provided with a plurality of pairs of one-way valves.
In the technical scheme of the invention, a plurality of trepanning holes are formed in the bottom plate and the end plate, the number of the trepanning holes is equal to that of the vertical pipes, the positions of the trepanning holes correspond to those of the vertical pipes one by one, and the vertical pipes penetrate through the trepanning holes.
In the technical scheme of the invention, the uniform spraying structure comprises a pair of spraying rings in a semi-annular structure, a cavity is formed in each spraying ring, spraying holes are formed in the surfaces of the spraying rings and communicated with the cavities, convex plates are integrally formed at two ends of each spraying ring, and the convex plates of the two spraying rings in the same uniform spraying structure are fixedly connected through bolts.
In the technical scheme of the invention, an end sleeve is integrally formed in the middle of the spray ring, the end sleeve is communicated with the cavity, the end sleeve is sleeved on the outer side of the one-way valve, and a retaining ring is fixed on the outer surface of the one-way valve.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, the disinfectant stored in the liquid storage tank can be pumped into the disinfectant injection structure and then uniformly injected into the sewage in the disinfection tank through the plurality of uniform spraying structures arranged on the disinfectant injection structure through the disinfectant feeding mechanism arranged on the sewage treatment device main body, so that the disinfectant can be fully distributed in the sewage in the disinfection tank, the sewage can be fully contacted with the disinfectant, and the aim of fully disinfecting the sewage is fulfilled.
2. According to the invention, the one-way valve arranged on the disinfectant injection structure can enable the disinfectant to be normally sprayed out from the vertical pipe, and meanwhile, the sewage in the disinfection tank can be prevented from being poured into the vertical pipe reversely under the action of the one-way valve.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a sectional view of a sewage treatment apparatus main body according to the present invention;
FIG. 3 is a structural diagram of a disinfectant feeding mechanism according to the present invention;
FIG. 4 is a view showing the structure of the fixing frame of the present invention;
FIG. 5 is a structural view of a pumping structure of the disinfectant liquid in the present invention;
FIG. 6 is a structural view of a disinfectant injection structure according to the present invention;
FIG. 7 is an enlarged view of the point A of the present invention;
FIG. 8 is a structural view of a uniform spraying structure of the present invention;
FIG. 9 is a cross-sectional view of a spray ring of the present invention.
Description of the reference numerals:
1-a sewage treatment device main body; 11-a grid well; 111-a water inlet pipe; 12-a sewage treatment tank; 13-a decay tank; 14-a disinfection tank; 141-ports; 142-a water outlet pipe; 2-a disinfectant feeding mechanism; 21-a fixing frame; 211-a base plate; 212-end plate; 213-a connecting rod; 214-trepan; 22-disinfectant pumping structure; 221-seat board; 2211-support legs; 222-a reservoir; 2221-injection port; 223-an infusion pump; 2231-a delivery tube; 23-a disinfectant injection structure; 231-a concentration conduit; 2311-pipe passing; 232-standpipe; 2321-one-way valve; 2322-stop ring; 24-uniform spraying structure; 241-spraying rings; 2411-a cavity; 2412-spraying holes; 2413-convex plate; 242-end cap.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations such as "comprises" or "comprising", etc., will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Referring to fig. 1 to 9, the high-efficiency purification treatment system for sewage of nuclear medical facilities of the present invention includes a sewage treatment apparatus main body 1, one end of the sewage treatment apparatus main body 1 is provided with a grid well 11, the grid well 11 is connected with a water inlet pipe 111, the other end of the sewage treatment apparatus main body 1 is connected with a water outlet pipe 142, the sewage treatment apparatus main body 1 is internally provided with a sewage treatment tank 12, a plurality of decay tanks 13 and a disinfection tank 14 from left to right, the water outlet pipe 142 is communicated with the disinfection tank 14, so that sewage can be filtered by the grid well 11 after being injected from the water inlet pipe 111, biologically treated by the sewage treatment tank 12, decayed by radioactive elements of the decay tanks 13 and disinfected by the disinfection tank 14, and then discharged from the water outlet pipe 142, thereby achieving the purpose of sewage treatment for the nuclear medical facilities.
A port 141 is formed at the top end of the disinfection tank 14, a disinfection solution feeding mechanism 2 is arranged in the disinfection tank 14, and the disinfection solution feeding mechanism 2 extends into the disinfection tank 14 from the port 141. The disinfectant feeding mechanism 2 comprises a fixing frame 21, a disinfectant pumping structure 22, a disinfectant injection structure 23 and a plurality of uniform spraying structures 24, the disinfectant pumping structure 22 is installed at the top of the fixing frame 21, the disinfectant injection structure 23 is installed in the fixing frame 21, and the plurality of uniform spraying structures 24 are arranged on the disinfectant injection structure 23.
The fixing frame 21 comprises a bottom plate 211, an end plate 212 and a plurality of connecting rods 213, the bottom plate 211 is attached to the bottom of the disinfection tank 14, the end plate 212 is lapped on the top surface of the sewage treatment device main body 1, and the bottom plate 211 and the end plate 212 are connected through the plurality of connecting rods 213.
Specifically, the disinfectant pumping structure 22 includes a seat plate 221, a liquid storage tank 222 and an infusion pump 223, wherein the liquid storage tank 222 is overlapped on the top end of the seat plate 221, and the infusion pump 223 is fixed on the top end of the seat plate 221. Several support legs 2211 are fixed between the bottom end face of the seat plate 221 and the top face of the end plate 212, so that the seat plate 221 is fixed to the top end of the end plate 212 through the support legs 2211. The top end of the liquid storage tank 222 is provided with a liquid injection port 2221, so that people can inject disinfectant into the liquid storage tank 222 from the liquid injection port 2221, thereby achieving the purpose of storing the disinfectant.
Antiseptic solution pours into structure 23 and includes a plurality of central pipes 231 that are horizontal and connect a plurality of standpipes 232 at central pipe 231 bottom, and in disinfection pond 14 was stretched into to the bottom of standpipe 232, was connected with siphunculus 2311 on the central pipe 231, siphunculus 2311 ran through and is linked together a plurality of central pipes 231, makes central pipe 231, central pipe 231 and standpipe 232 be the form that communicates each other.
A plurality of trepanning 214 are formed in the bottom plate 211 and the end plate 212, the number of the trepanning 214 is equal to that of the vertical pipes 232, the positions of the trepanning 214 and the positions of the vertical pipes 232 correspond to each other one by one, and the vertical pipes 232 penetrate through the trepanning 214, so that the vertical pipes 232 are fixed on the fixing frame 21, and the disinfectant injection structure 23 can form a stable integral structure with the fixing frame 21.
The even spraying structure 24 comprises a pair of spraying rings 241 in a semi-annular structure, a cavity 2411 is formed in the spraying rings 241, spraying holes 2412 are formed in the surfaces of the spraying rings 241, the spraying holes 2412 are communicated with the cavity 2411, two ends of each spraying ring 241 are integrally formed with a convex plate 2413, the end parts of the two spraying rings 241 in the same even spraying structure 24 are attached to each other and fixedly connected through bolts from the convex plates 2413, and the two spraying rings 241 are made to be a complete even spraying structure 24 through bolt combination. Spout ring 241 middle part integrated into one piece and have end cover 242, end cover 242 is linked together with cavity 2411, end cover 242 cover is established in the outside of check valve 2321, make check valve 2321 and cavity 2411 can be the intercommunication form, when antiseptic solution outwards spouts from check valve 2321, the antiseptic solution fills cavity 2411 and outwards spouts from a plurality of orifice 2412, make the antiseptic solution can be more even pour into the sewage in disinfection pond 14 into, further make sewage and antiseptic solution fully contact, reach the purpose that increases the disinfection effect.
A blocking ring 2322 is fixed on the peripheral surface of the one-way valve 2321, and when the end sleeve 242 is sleeved on the outer side of the one-way valve 2321, the blocking ring 2322 can block and limit the end sleeve 242, so as to prevent the uniform spraying structure 24 installed between the pair of one-way valves 2321 from falling off from the one-way valve 2321 due to axial shaking on the one-way valve 2321.
The operating principle of the efficient purification treatment system for sewage of nuclear medical facilities is as follows:
firstly, sewage can be filtered by the grid well 11 after being injected from the water inlet pipe 111, then the sewage is discharged from the water outlet pipe 142 after biological treatment of the decay tank 13, radioactive element decay of the decay tank 13 and disinfection treatment of the disinfection tank 14, so as to achieve the purpose of sewage treatment for nuclear medical facilities, then when the sewage is disinfected at the disinfection tank 14, the infusion pump 223 starts to work by connecting the infusion pump 223 with an external power supply, so that disinfectant in the liquid storage tank 222 can be pumped into the concentration pipes 231 under the action of the infusion pump 223, at the moment, under the action of the through pipe 2311, the plurality of concentration pipes 231 can be filled with disinfectant, so that the disinfectant can be pumped into the vertical pipe 232, and finally, along with the continuous work of the infusion pump 223, the disinfectant can be correspondingly and continuously pumped into the vertical pipe 232, so that the disinfectant in the vertical pipe 232 can be injected into the spray ring 241 from the one-way valve 2321, make the antiseptic solution outwards spout from a plurality of orifices 2412 after filling cavity 2411 for the antiseptic solution can be more even in being poured into the sewage in disinfection pond 14, make sewage and antiseptic solution carry out abundant contact, reach the purpose that increases the disinfection effect to sewage.
The foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (9)
1. The utility model provides a high-efficient purification treatment system of nuclear medical facilities sewage, includes sewage treatment plant main part (1), its characterized in that: a grid well (11) is arranged at one end of the sewage treatment device main body (1), a water inlet pipe (111) is connected onto the grid well (11), a water outlet pipe (142) is connected to the other end of the sewage treatment device main body (1), a sewage treatment tank (12), a plurality of decay tanks (13) and a disinfection tank (14) are sequentially arranged in the sewage treatment device main body (1) from the grid well (11) to the water outlet pipe direction, a through hole (141) is formed in the top end of the disinfection tank (14), and a disinfection liquid feeding mechanism (2) is arranged in the disinfection tank (14);
antiseptic solution feeding mechanism (2) include mount (21), antiseptic solution pumping structure (22), antiseptic solution injection structure (23) and evenly spray structure (24), mount (21) set up in disinfection pond (14), antiseptic solution pumping structure (22) are installed the top of mount (21), antiseptic solution injection structure (23) are installed in mount (21), it is a plurality of evenly spray structure (24) and set up on antiseptic solution injection structure (23).
2. The system for efficiently purifying and treating the sewage in the nuclear medicine facility according to claim 1, wherein: the fixing frame (21) comprises a bottom plate (211), an end plate (212) and a connecting rod (213), the bottom plate (211) is attached to the bottom of the disinfection tank (14), the end plate (212) is connected to the top surface of the sewage treatment device main body (1), and the bottom plate (211) is connected with the end plate (212) through a plurality of connecting rods (213).
3. The system for efficiently purifying and treating sewage of a nuclear medical facility as claimed in claim 2, wherein: antiseptic solution pumping structure (22) include bedplate (221), liquid reserve tank (222) and transfer pump (223), bedplate (221) set up mount (21) top, liquid reserve tank (222) and transfer pump (223) all set up bedplate (221) top.
4. The system for efficiently purifying and treating the sewage in the nuclear medicine facility according to claim 3, wherein: through a plurality of supporting legs (2211) fixed connection between the bottom face of bedplate (221) and the top surface of end plate (212), the top of liquid reserve tank (222) is provided with annotates liquid port (2221), conveyer pipe (2231) are all installed with income liquid end to transfer pump (223), the income liquid end of transfer pump (223) with the inside of liquid reserve tank (222) is passed through conveyer pipe (2231) are linked together.
5. The system for efficiently purifying and treating sewage of a nuclear medical facility as claimed in claim 4, wherein: the disinfectant liquid injection structure (23) comprises a plurality of horizontally arranged concentration pipes (231) and a plurality of vertical pipes (232) connected to the bottom ends of the concentration pipes (231), and the bottom ends of the vertical pipes (232) extend into the disinfection tank (14).
6. The system for efficiently purifying and treating the sewage in the nuclear medicine facility according to claim 5, wherein: the centralized pipe (231) is connected with a through pipe (2311), the through pipe (2311) penetrates and communicates the centralized pipes (231), the liquid outlet end of the infusion pump (223) is communicated with one centralized pipe (231) through a conveying pipe (2231), and the vertical pipe (232) is provided with a plurality of pairs of check valves (2321).
7. The system for efficiently purifying and treating sewage of a nuclear medical facility as claimed in claim 6, wherein: the bottom plate (211) and the end plate (212) are respectively provided with a plurality of trepanning holes (214), the number of the trepanning holes (214) is equal to that of the vertical pipes (232), the positions of the trepanning holes are in one-to-one correspondence, and the vertical pipes (232) penetrate through the trepanning holes (214).
8. The system for efficiently purifying and treating the sewage in the nuclear medicine facility according to claim 7, wherein: the uniform spraying structure (24) comprises a pair of spraying rings (241) which are of a semi-annular structure, a cavity (2411) is formed in each spraying ring (241), spraying holes (2412) are formed in the surfaces of the spraying rings (241), the spraying holes (2412) are communicated with the cavities (2411), protruding plates (2413) are integrally formed at two ends of each spraying ring (241), and the protruding plates (2413) of the two spraying rings (241) in the same uniform spraying structure (24) are fixedly connected through bolts.
9. The system for efficiently purifying and treating the sewage in the nuclear medicine facility according to claim 8, wherein: an end sleeve (242) is integrally formed in the middle of the spraying ring (241), the end sleeve (242) is communicated with the cavity (2411), the end sleeve (242) is sleeved on the outer side of the one-way valve (2321), and a blocking ring (2322) is fixed on the outer surface of the one-way valve (2321).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210291826.2A CN114772842A (en) | 2022-03-23 | 2022-03-23 | High-efficient purification treatment system of nuclear medical facilities sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210291826.2A CN114772842A (en) | 2022-03-23 | 2022-03-23 | High-efficient purification treatment system of nuclear medical facilities sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114772842A true CN114772842A (en) | 2022-07-22 |
Family
ID=82424639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210291826.2A Pending CN114772842A (en) | 2022-03-23 | 2022-03-23 | High-efficient purification treatment system of nuclear medical facilities sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114772842A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004236968A (en) * | 2003-02-07 | 2004-08-26 | Mitsubishi Heavy Ind Ltd | Sterilizer |
| CN209322666U (en) * | 2018-12-12 | 2019-08-30 | 广州市城市规划勘测设计研究院 | A kind of sewage treatment facility |
| CN111268864A (en) * | 2020-03-07 | 2020-06-12 | 浙江津膜环境科技有限公司 | Hospital sewage treatment process containing highly pathogenic viruses |
| CN214917205U (en) * | 2021-05-17 | 2021-11-30 | 沧州金桥环保科技发展有限公司 | A even medication dosing device for sewage treatment |
-
2022
- 2022-03-23 CN CN202210291826.2A patent/CN114772842A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004236968A (en) * | 2003-02-07 | 2004-08-26 | Mitsubishi Heavy Ind Ltd | Sterilizer |
| CN209322666U (en) * | 2018-12-12 | 2019-08-30 | 广州市城市规划勘测设计研究院 | A kind of sewage treatment facility |
| CN111268864A (en) * | 2020-03-07 | 2020-06-12 | 浙江津膜环境科技有限公司 | Hospital sewage treatment process containing highly pathogenic viruses |
| CN214917205U (en) * | 2021-05-17 | 2021-11-30 | 沧州金桥环保科技发展有限公司 | A even medication dosing device for sewage treatment |
Non-Patent Citations (1)
| Title |
|---|
| 朱文发: "医院污水分类收集与预处理", 北方环境, vol. 24, no. 4, pages 98 - 100 * |
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