CN220951369U - Medical wastewater treatment device - Google Patents
Medical wastewater treatment device Download PDFInfo
- Publication number
- CN220951369U CN220951369U CN202322778726.5U CN202322778726U CN220951369U CN 220951369 U CN220951369 U CN 220951369U CN 202322778726 U CN202322778726 U CN 202322778726U CN 220951369 U CN220951369 U CN 220951369U
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- CN
- China
- Prior art keywords
- storage tank
- connecting groove
- stirring rod
- wastewater treatment
- central shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 239000000701 coagulant Substances 0.000 claims abstract description 19
- 239000008394 flocculating agent Substances 0.000 abstract description 17
- 239000012535 impurity Substances 0.000 abstract description 16
- 239000010865 sewage Substances 0.000 abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 230000016615 flocculation Effects 0.000 abstract description 10
- 238000005189 flocculation Methods 0.000 abstract description 10
- 239000000084 colloidal system Substances 0.000 abstract description 7
- 239000008187 granular material Substances 0.000 abstract description 4
- 239000007921 spray Substances 0.000 abstract description 4
- 239000000693 micelle Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 21
- 239000002351 wastewater Substances 0.000 description 13
- 239000002906 medical waste Substances 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 208000032420 Latent Infection Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037771 disease arising from reactivation of latent virus Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003904 radioactive pollution Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model discloses a medical wastewater treatment device which comprises a central shaft and a storage tank, wherein the central shaft is rotatably arranged at a discharge hole of the storage tank, a connecting groove communicated with the storage tank is formed in the upper end of the inner part of the central shaft, two groups of stirring rods which are uniformly distributed are arranged on the side surfaces of the central shaft corresponding to the connecting groove, the stirring rods are of hollow structures and are communicated with the connecting groove, the bottom of each stirring rod is provided with a uniform discharge hole, a one-way valve is arranged in the discharge hole, and two groups of conveying blades which are correspondingly arranged on the side surfaces of the central shaft are arranged on the side surfaces of the central shaft. The device can spray out flocculating agent, coagulant aid fast and evenly through high pressure and rotatory mode to make it spread fast in water to stir sewage, can promote the collision chance and the number of times of the colloid impurity granule in water and the micelle that the flocculating agent hydrolysised into, make it condense into the great granule of size fast, thereby improve flocculation speed, and improve sewage treatment efficiency, work efficiency is high.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a medical wastewater treatment device.
Background
Medical wastewater is wastewater from hospitals, and generally refers to hospital wastewater. Hospital sewage refers to sewage discharged from hospitals to natural environments or urban pipelines; the hospital sewage has complex sources and components, contains pathogenic microorganisms, toxic and harmful physicochemical pollutants, radioactive pollution and the like, has the characteristics of space pollution, acute infection, latent infection and the like, and can become an important path for spreading epidemic diseases and seriously pollute the environment without effective treatment.
At present, the treatment process of hospital sewage is as follows: flocculation precipitation (materialization) +hydrolytic acidification (biochemistry) +deep oxidation (biochemistry) +disinfection- - -reaching the standard and discharging. Wherein, the materialization is mainly to add chemical agents such as flocculating agent, coagulant and the like into sewage to lead harmful sediment which cannot be decomposed by microorganisms, transfer the harmful substances to sludge and treat the sludge. However, the existing flocculant and coagulant adding mode is mainly a metering pump adding mode, and manual adjustment and automatic adjustment can be easily realized; however, after the flocculant and the coagulant aid are added in the adding mode, the flocculant and the coagulant aid are slowly diffused in water, collision opportunities and times of colloid impurity particles in water and colloid groups formed by hydrolysis of the flocculant are small, and the colloid impurity particles cannot be quickly aggregated into particles with larger sizes, so that the flocculation speed is low, and the sewage treatment efficiency is reduced.
Disclosure of utility model
The utility model aims to overcome the existing defects, and provides the medical wastewater treatment device which can quickly and uniformly spray the flocculating agent and the coagulant aid in a high-pressure and rotating mode, can quickly diffuse the flocculating agent and the coagulant aid in water, stir sewage, can promote collision opportunities and times of colloid impurity particles in water and colloid groups formed by hydrolysis of the flocculating agent, quickly agglomerate the colloid impurity particles into particles with larger sizes, thereby improving flocculation speed, improving sewage treatment efficiency, and being high in working efficiency, and effectively solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a medical wastewater treatment device, includes axis and storage tank, the axis rotates the discharge gate that sets up the storage tank, and the spread groove with the storage tank intercommunication has been seted up to the inside upper end of axis, the axis is equipped with two sets of evenly distributed's puddler with the side that the spread groove corresponds, the puddler is hollow structure, and puddler and spread groove intercommunication, even discharge gate has been seted up to the bottom of puddler, and the inside check valve that is equipped with of discharge gate, the centraxonial side is equipped with two sets of conveying blade that set up that correspond with the puddler.
As a preferable technical scheme of the utility model, a driver for driving the middle shaft to rotate is arranged at the lower end of the side surface of the storage tank, the driver comprises a servo motor arranged at the lower end of the side surface of the storage tank, a main belt pulley is arranged on an output shaft of the servo motor, an auxiliary belt pulley is arranged at the upper end of the side surface of the middle shaft, and the main belt pulley is connected with the auxiliary belt pulley through a belt.
As a preferable technical scheme of the utility model, the top of the storage tank is provided with a feed pipe for storing flocculant and coagulant aid, and the feed pipe is provided with a valve.
As a preferable technical scheme of the utility model, the top of the storage tank is provided with the booster pump, and the air outlet pipe orifice of the booster pump is exposed at the top of the inner cavity of the storage tank.
As a preferable technical scheme of the utility model, the side face of the storage tank is provided with a mounting frame.
Compared with the prior art, the utility model has the beneficial effects that:
According to the medical wastewater treatment device, the servo motor drives the main belt pulley to work, the main belt pulley drives the auxiliary belt pulley to rotate through the belt, the auxiliary belt pulley drives the middle shaft to rotate, the middle shaft drives the stirring rod and the conveying blade to rotate, and the conveying blade drives medical wastewater to move upwards and stir the medical wastewater when rotating, so that collision opportunities and times of flocculant and impurity particles are promoted, and the flocculant and the impurity particles are quickly aggregated into particles with larger sizes.
According to the medical wastewater treatment device, when the booster pump works, the pressure intensity in the storage tank and the middle shaft is increased, so that the diluted flocculant is sprayed out through the one-way valve, and meanwhile, due to the rotation of the stirring rod, the flocculant is uniformly distributed in medical wastewater, and the flocculation effect can be improved.
The medical wastewater treatment device can quickly and uniformly spray the flocculating agent and the coagulant aid in a high-pressure and rotating mode, quickly diffuse the flocculating agent and the coagulant aid in water, stir sewage, and promote collision opportunities and times of colloidal impurity particles in the water and colloidal clusters hydrolyzed by the flocculating agent to quickly agglomerate into particles with larger sizes, so that the flocculation speed is improved, the sewage treatment efficiency is improved, and the working efficiency is high.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
Fig. 3 is a schematic bottom view of fig. 2.
In the figure: 1 center shaft, 2 puddler, 21 check valve, 3 conveying blade, 4 storage tank, 41 mounting bracket, 5 servo motor, 51 main belt pulley, 52 accessory belt pulley, 53 belt, 6 booster pump.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a medical wastewater treatment device, including axis 1 and storage tank 4, axis 1 rotates the discharge gate that sets up storage tank 4, and the spread groove with storage tank 4 intercommunication is seted up to axis 1's inside upper end, axis 1 is equipped with two sets of evenly distributed puddler 2 with the side that the spread groove corresponds, puddler 2 is hollow structure, and puddler 2 and spread groove intercommunication, even discharge gate has been seted up to puddler 2's bottom, and the inside check valve 21 that is equipped with of discharge gate, axis 1's side is equipped with two sets of conveying blade 3 that correspond with puddler 2, axis 1 drives puddler 2 and conveying blade 3 rotation, drive medical wastewater and upwards move when conveying blade 3 rotates, and stir medical wastewater, thereby promote the collision opportunity and the number of times of flocculating agent and impurity granule, make it agglomerate into the great granule of size fast.
Further, in order to accelerate the mixing of the flocculant, the coagulant aid and impurities in the sewage, a driver for driving the middle shaft 1 to rotate is arranged at the lower end of the side surface of the storage tank 4, the driver comprises a servo motor 5 arranged at the lower end of the side surface of the storage tank 4, a main belt pulley 51 is arranged on an output shaft of the servo motor 5, an auxiliary belt pulley 52 is arranged at the upper end of the side surface of the middle shaft 1, the main belt pulley 51 is connected with the auxiliary belt pulley 52 through a belt 53, the servo motor 5 drives the main belt pulley 51 to work, the main belt pulley 51 drives the auxiliary belt pulley 52 to rotate through the belt 53, the auxiliary belt pulley 52 drives the middle shaft 1 to rotate, the middle shaft 1 drives the stirring rod 2 and the conveying blades 3 to rotate, the medical waste water is driven to move upwards when the conveying blades 3 rotate, and the medical waste water is stirred, so that collision opportunities and times of the flocculant and the impurity particles are promoted, and the flocculant is rapidly aggregated into particles with larger size.
Further, in order to facilitate the addition of the flocculant and the coagulant aid, a feeding pipe for storing the flocculant and the coagulant aid is arranged at the top of the storage tank 4, a valve is arranged on the feeding pipe, the diluted flocculant is conveyed into the storage tank 4 through the feeding pipe, and the valve is closed, so that the supercharging operation is facilitated.
Further, the top of the storage tank 4 is provided with the booster pump 6, the air outlet pipe orifice of the booster pump 6 is exposed at the top of the inner cavity of the storage tank 4, the pressure inside the storage tank 4 and the center shaft 1 is increased when the booster pump 6 works, the diluted flocculant passes through the one-way valve 21 to be sprayed out, and meanwhile, the flocculant is uniformly distributed in medical wastewater due to the rotation of the stirring rod 2.
Further, the side of the storage tank 4 is provided with a mounting frame 41, the mounting frame 41 is mounted in external lifting equipment, and the external lifting equipment drives the middle shaft 1, the stirring rod 2 and the conveying blades 3 of the device to be inserted below the liquid level of the flocculation tank, so that lifting operation of the device is facilitated.
The servo motor 5, the booster pump 6 and the like used in the utility model are common electronic components in the prior art, the working mode and the circuit structure of the servo motor are well known techniques, and the servo motor 5 and the booster pump 6 are electrically connected with an external switch group, so that the servo motor 5 can rotate positively and negatively, and the rotating speed of the booster pump 6 can be adjusted.
When in use:
Mounting the mounting frame 41 into external lifting equipment, wherein the central shaft 1, the stirring rod 2 and the conveying blades 3 of the external lifting equipment driving device are inserted below the liquid level of the flocculation tank;
Conveying the diluted flocculant into a storage tank 4 through a feed pipe, closing a valve, and flowing the diluted flocculant into a center shaft 1 and a stirring rod 2 under the action of gravity;
The servo motor 5 and the booster pump 6 are controlled to work through an external switch group, the servo motor 5 drives the main belt pulley 51 to work, the main belt pulley 51 drives the auxiliary belt pulley 52 to rotate through the belt 53, the auxiliary belt pulley 52 drives the center shaft 1 to rotate, and the center shaft 1 drives the stirring rod 2 and the conveying blades 3 to rotate;
When the booster pump 6 works, the pressure in the storage tank 4 and the middle shaft 1 is increased, so that the diluted flocculant is sprayed out through the one-way valve 21, and meanwhile, the flocculant is uniformly distributed in the medical wastewater due to the rotation of the stirring rod 2;
The conveying blade 3 drives the medical wastewater to move upwards when rotating and stirs the medical wastewater, thereby promoting the collision opportunity and times of the flocculating agent and impurity particles and enabling the flocculating agent and the impurity particles to be quickly aggregated into particles with larger sizes;
After the flocculant is added, adding the diluted coagulant aid into the storage tank 4, controlling the booster pump 6 to work, and controlling the servo motor 5 to rotate reversely;
When the booster pump 6 works, the pressure in the storage tank 4 and the middle shaft 1 is increased, so that the diluted coagulant aid passes through the one-way valve 21 to be sprayed out, and meanwhile, the coagulant aid is uniformly distributed in medical wastewater due to the rotation of the stirring rod 2;
The servo motor 5 can indirectly drive the conveying blade 3 to rotate reversely when rotating reversely, and the conveying blade 3 drives the medical waste water to move downwards when rotating reversely, and the medical waste water is stirred, so that collision opportunities and times of flocculating agent and impurity particles are promoted through forward rotation and reverse rotation of the conveying blade 3, the flocculating agent is quickly coagulated into particles with larger sizes, and flocculation efficiency is improved.
The utility model can spray the flocculating agent and the coagulant aid rapidly and uniformly in a high-pressure and rotary mode, and can make the flocculating agent and the coagulant aid rapidly diffuse in water and stir sewage, so that collision opportunities and times of colloidal impurity particles in the water and colloidal clusters formed by hydrolysis of the flocculating agent can be promoted, and the colloidal impurity particles are rapidly aggregated into particles with larger size, thereby improving flocculation speed, sewage treatment efficiency and high working efficiency.
The non-disclosed parts of the utility model are all prior art, and the specific structure, materials and working principle thereof are not described in detail. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Medical wastewater treatment device, including axis (1) and storage tank (4), its characterized in that: the utility model discloses a storage tank, including storage tank (4), bottom bracket (1), bottom bracket (2), connecting groove, conveying blade (3), connecting groove, stirring rod (2) and connecting groove, axis (1) rotates the discharge gate that sets up storage tank (4), and the inside upper end of axis (1) has been seted up with storage tank (4) intercommunication, the side that axis (1) corresponds with the connecting groove is equipped with two sets of evenly distributed stirring rod (2), stirring rod (2) are hollow structure, and stirring rod (2) and connecting groove intercommunication, even discharge gate has been seted up to the bottom of stirring rod (2), and the inside check valve (21) that is equipped with of discharge gate, the side of axis (1) is equipped with two sets of conveying blade (3) that set up that correspond with stirring rod (2).
2. The medical wastewater treatment apparatus according to claim 1, wherein: the storage tank is characterized in that a driver for driving the middle shaft (1) to rotate is arranged at the lower end of the side face of the storage tank (4), the driver comprises a servo motor (5) arranged at the lower end of the side face of the storage tank (4), a main belt pulley (51) is arranged on an output shaft of the servo motor (5), a secondary belt pulley (52) is arranged at the upper end of the side face of the middle shaft (1), and the main belt pulley (51) is connected with the secondary belt pulley (52) through a belt (53).
3. The medical wastewater treatment apparatus according to claim 1, wherein: the top of the storage tank (4) is provided with a feed pipe for storing flocculant and coagulant aid, and the feed pipe is provided with a valve.
4. The medical wastewater treatment apparatus according to claim 1, wherein: the top of the storage tank (4) is provided with a booster pump (6), and an air outlet pipe orifice of the booster pump (6) is exposed at the top of an inner cavity of the storage tank (4).
5. The medical wastewater treatment apparatus according to claim 1, wherein: the side of the storage tank (4) is provided with a mounting rack (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322778726.5U CN220951369U (en) | 2023-10-17 | 2023-10-17 | Medical wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322778726.5U CN220951369U (en) | 2023-10-17 | 2023-10-17 | Medical wastewater treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220951369U true CN220951369U (en) | 2024-05-14 |
Family
ID=90973687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322778726.5U Active CN220951369U (en) | 2023-10-17 | 2023-10-17 | Medical wastewater treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220951369U (en) |
-
2023
- 2023-10-17 CN CN202322778726.5U patent/CN220951369U/en active Active
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