CN115286127A - Sewage treatment device for construction engineering construction - Google Patents
Sewage treatment device for construction engineering construction Download PDFInfo
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- CN115286127A CN115286127A CN202210131343.6A CN202210131343A CN115286127A CN 115286127 A CN115286127 A CN 115286127A CN 202210131343 A CN202210131343 A CN 202210131343A CN 115286127 A CN115286127 A CN 115286127A
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- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/26—Reducing the size of particles, liquid droplets or bubbles, e.g. by crushing, grinding, spraying, creation of microbubbles or nanobubbles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to a sewage treatment device for construction of constructional engineering, which comprises: the sewage treatment device is used for treating sewage generated by building construction and comprises a crushing unit for crushing silt, a filtering unit for filtering the sewage and a liquid level sensor which is arranged at the bottom of the sewage treatment device and is used for detecting the filtering speed of the sewage; a machine filter for re-filtering the treated sewage; the disinfection box is used for disinfecting the sewage after secondary filtration and discharging the sewage meeting the discharge standard through a drain pipe; and the control unit is connected with the crushing unit, the first filtering unit and the liquid level sensor and is used for controlling the sewage treatment speed. The invention can accurately control the sewage treatment process, effectively increase the sewage treatment speed, and effectively increase the sewage treatment efficiency while ensuring the sewage treatment efficiency.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to sewage treatment equipment for constructional engineering construction.
Background
Chinese patent publication No.: CN210631746U. The utility model discloses an environment-friendly building sewage treatment device, including handling the case, handle the equal fixedly connected with in both sides of incasement chamber and go out flitch, two there is the filter through screw fixed mounting between the flitch, handle the top fixedly connected with baffle that just is located the filter between the both sides of incasement chamber, the middle part at processing incasement chamber top is through connecting block fixedly connected with driving motor, the utility model relates to a sewage treatment technical field. This environment-friendly building sewage treatment equipment finishes filtering sewage, can be quick clean the solid particle on the filter, has guaranteed the normal clear of filter work next time, has reduced operating personnel's intensity of labour to carry out fine collection to solid impurity, carry out dual filtration to building sewage, can filter most of impurity in the sewage, thereby the sewage after the processing can reuse in the construction, has reduced the waste of water resource. Therefore, the problems that the slag trap is blocked and the sewage treatment efficiency is low due to the fact that accurate control cannot be performed during sewage treatment exist in the prior art.
Disclosure of Invention
Therefore, the invention provides sewage treatment equipment for construction engineering, which is used for solving the problem that the prior art cannot carry out accurate control on sewage treatment.
In order to achieve the above object, the present invention provides a sewage treatment apparatus for construction of construction engineering, comprising:
the sewage treatment device is used for treating sewage generated by building construction and comprises a crushing unit for crushing silt, a filtering unit for filtering the sewage and a liquid level sensor which is arranged at the bottom of the sewage treatment device and is used for detecting the filtering speed of the sewage, wherein the crushing unit comprises a motor and a crushing roller; the filter unit comprises a first filter unit for filtering sewage for the first time and a second filter unit for filtering the sewage for the second time, wherein the first filter unit comprises a slag trap for filtering crushed silt for the first time, a slag discharge pipe arranged on one side of the sewage treatment device and used for conveying the silt, a vibrator arranged at the bottom of the slag trap and used for assisting slag discharge, and a weight sensor arranged inside the slag trap and used for detecting the weight of the silt;
the machine filter is connected with the sewage treatment device through a drain pipe and is used for filtering the treated sewage again;
the sterilizing box is connected with the machine filter through a water valve pipe and is used for sterilizing the sewage after secondary filtration and discharging the sewage meeting the discharge standard through a drain pipe;
the control unit, its with crushing unit first filter unit link to each other with level sensor links to each other for control sewage treatment speed, wherein, the control unit acquires the actual sewage filter velocity that level sensor surveyed in the unit interval to compare actual sewage filter velocity with predetermineeing sewage filter velocity, if the control unit judges that actual sewage filter velocity is less than predetermineeing sewage filter velocity, the control unit judges the vibration frequency that needs the control vibrator in order to carry out supplementary row sediment, if the control unit judges that real-time sewage filter velocity is between predetermineeing sewage filter velocity, the control unit acquires the actual disintegrating slag variable quantity that weight sensor surveyed in the unit interval, the control unit is right according to actual disintegrating slag variable quantity control motor the rotational speed of crushing roller finely tunes.
Further, when the sewage processor processes the sewage, the control unit acquires the liquid level height of the sewage measured by the liquid level sensor in real time to calculate an actual sewage processing speed D, the control unit compares the actual sewage processing speed D with a preset sewage processing speed D0, and judges whether the sewage processing speed meets the standard or not according to the comparison result;
the preset sewage treatment speed comprises a first preset sewage treatment speed D1 and a second preset sewage treatment speed D2, wherein D1 is less than D2;
when D is larger than D2, the control unit judges that the sewage treatment speed meets the standard;
when D1 is not less than D and not more than D2, the control unit preliminarily judges that the sewage treatment speed meets the standard;
and when D is less than D1, the control unit judges that the sewage treatment speed does not meet the standard, and controls the motor to adjust the rotating speed of the crushing roller and controls the vibrator to adjust the vibration frequency.
Further, when the control unit judges that the sewage treatment speed does not meet the standard, the control unit acquires the actual crushed slag weight R measured by the weight sensor in real time, compares the actual crushed slag weight R with the preset crushed slag weight R0, and judges whether the slag trap fails according to the comparison result;
when R is larger than or equal to R0, the control unit judges that the slag trap is not in fault and needs to control the vibrator to adjust the vibration frequency;
and when R is less than R0, the control unit judges that the slag trap breaks down and needs to be replaced.
Further, when the control unit determines that the vibrator needs to be controlled to adjust the vibration frequency, the control unit records the adjusted vibration frequency of the vibrator as W1, and sets W1= W0 x (1 + (R-R0)/R0), where W0 is a preset vibration frequency of the vibrator.
Further, the control unit is also provided with a maximum vibration frequency value Wmax of the vibrator, when the control unit controls the vibrator to adjust the vibration frequency to W1, the control unit compares W1 with the maximum vibration frequency value Wmax, when W1 is larger than Wmax, the control unit judges that the sewage treatment speed can not be met only by adjusting the vibration frequency of the vibrator, and when W1 is smaller than or equal to Wmax, the control unit judges that the vibration frequency of the vibrator meets the standard and controls the vibrator to adjust the vibration frequency to W1.
Further, when the control unit determines that it is impossible to adjust the sewage treatment speed to meet the standard by adjusting only the vibration frequency of the vibrator, the control unit controls the motor to adjust the rotation speed of the crushing roller, and the control unit sets V1= V0 x (1 + (W1-Wmax)/W1) with the adjusted rotation speed of the crushing roller as V1, where V0 is a preset rotation speed of the crushing roller.
Further, the control unit is also provided with a maximum Vmax of the rotating speed of the crushing roller, when the control unit controls the motor to adjust the rotating speed of the crushing roller to V1, the control unit compares the V1 with the maximum Vmax of the rotating speed of the crushing roller, when the V1 is larger than the Vmax, the control unit judges that the slag trap is in failure and needs to be replaced, and when the V1 is not larger than the Vmax, the control unit judges that the rotating speed of the crushing roller meets the standard and controls the motor to adjust the rotating speed of the crushing roller to V1.
Further, when the control unit preliminarily judges that the sewage treatment speed meets the standard, the control unit obtains the actual weight variation quantity delta R of the slag on the slag trap in real time in unit time, the actual weight variation quantity delta R is compared with the preset slag weight variation quantity delta R0, whether the actual sewage treatment speed meets the standard or not is judged secondarily according to the comparison result, and delta R = R2-R1 is set, wherein R2 is the weight of the slag on the slag trap at the second moment, and R1 is the weight of the slag on the slag trap at the first moment;
when the delta R is more than or equal to the delta R0, the control unit secondarily judges that the sewage treatment speed meets the standard;
when DeltaR is less than DeltaR 0, the control unit secondarily judges that the sewage treatment speed does not meet the standard.
Further, when the control unit secondarily judges that the sewage treatment speed does not meet the standard, the control unit finely adjusts the rotation speed of the crushing roller by controlling the motor, and the control unit records the rotation speed of the finely adjusted crushing roller as V2 and sets V2= V0 x (1+D/(D1 + D2))
Furthermore, the control unit is also provided with a maximum value of slag weight variation quantity delta Rmax, the control unit compares the actual weight variation quantity delta R with the maximum value of slag weight variation quantity delta Rmax, and when the delta R is larger than or equal to the delta Rmax, the control unit controls the vibrator to vibrate at the vibration frequency of W2, wherein W2= W0/2.
Compared with the prior art, the invention has the advantages that through arranging the control unit, and the control unit obtains the weight of the crushed slag on the mudguard and the increase speed of the sewage liquid level in the sewage treatment device which are respectively measured by the weight sensor and the liquid level sensor in unit time in real time, so as to calculate the real-time slag change and the actual sewage treatment speed, the control unit compares the actual sewage treatment speed with the preset sewage treatment speed, on one hand, when the actual sewage treatment speed is higher than the preset sewage treatment speed, the control unit judges that the sewage treatment speed meets the standard and the sewage treatment device has no fault, when the actual sewage treatment speed is within the preset sewage treatment speed range, the control unit compares the actual slag variation with the preset slag variation, the rotation speed of the crushing roller is finely adjusted by a precise control motor so as to ensure the filtering efficiency of the sewage, when the actual sewage treatment speed is lower than the preset sewage treatment speed, the control unit compares the actual crushed slag weight of the slag trap with the preset weight, the vibration frequency of the vibrator is accurately controlled, so that the conveying of the slag is assisted, the sewage treatment efficiency is ensured, on the other hand, the adjusting mode can be accurately selected through the accurate comparison of the control unit, when the actual weight of the slag is larger than the preset weight, the control unit controls the motor to increase the rotating speed of the crushing roller and the vibration frequency of the vibrator so as to further crush the silt blocks and reduce the weight of the crushed slag on the slag baffle plate, thereby can increase the velocity of flow that sewage passes through the slag trap, when guaranteeing sewage treatment efficiency, can also effectual increase sewage treatment efficiency.
Furthermore, the two preset sewage treatment speeds are specifically set, when sewage treatment is carried out on the sewage treatment device, the control unit acquires the liquid level height of the sewage measured by the liquid level sensor in real time to calculate the actual sewage treatment speed, the actual sewage treatment speed is compared with the two preset sewage treatment speeds respectively, the sewage treatment process can be mastered accurately through accurate comparison of the control unit, and when the control unit judges that the sewage treatment speed does not meet the standard, the control unit controls the motor to adjust the rotating speed of the crushing roller and controls the vibrator to adjust the vibration frequency so as to reduce the crushed slag weight of the slag blocking plate, so that the flow speed of the sewage passing through the slag blocking plate can be increased, the sewage treatment speed can be effectively increased, the sewage treatment efficiency is ensured, and meanwhile, the sewage treatment efficiency can be effectively increased.
Furthermore, the control unit obtains the actual crushed slag weight on the slag trap in real time, compares the actual crushed slag weight with the preset crushed slag weight, and when the control unit judges that the actual crushed slag weight is smaller than the preset crushed slag weight, the control unit judges that the slag trap has a blockage fault, the actual sewage treatment speed cannot meet the preset sewage treatment speed, and needs to be replaced by a new slag trap to purify the sewage.
Further, in the embodiment of the present invention, when the control unit controls the vibrator to adjust the vibration frequency of the vibrator, the control unit adjusts the vibration frequency of the vibrator according to the actual weight of the slag on the slag trap, when the weight of the slag on the slag trap is larger, the adjusted vibration frequency of the vibrator is larger, the actual sewage treatment speed is closer to the preset sewage treatment speed, and the vibration frequency of the vibrator is dynamically adjusted by the control unit, so that the sewage treatment efficiency is ensured, and the sewage treatment efficiency can be effectively increased.
Furthermore, the control unit in the embodiment of the invention is also provided with the maximum value of the vibration frequency of the vibrator, when the control unit controls the vibrator to adjust the vibration frequency of the vibrator, the adjusted vibration frequency is compared with the maximum value of the vibration frequency in real time through the control unit, so that the damage of the vibrator to the slag trap can be prevented, and therefore, the crushed slag on the slag trap can be conveyed in an auxiliary manner within a safe range, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Further, in the embodiment of the present invention, when the control unit controls the motor to adjust the rotation speed of the crushing roller, the control unit adjusts the rotation speed of the crushing roller according to the actual vibration frequency difference value, when the actual vibration frequency difference value is larger, the rotation speed adjusted by the crushing roller is larger, the weight of the slag on the slag trap is lower, the actual sewage treatment speed is closer to the preset sewage treatment speed, and the rotation speed of the crushing roller is dynamically adjusted by the control unit, so that the sewage treatment efficiency is ensured, and the sewage treatment efficiency can be effectively increased.
Furthermore, the control unit of the embodiment of the invention is also provided with the maximum rotating speed of the crushing roller, and when the control unit controls the motor to adjust the rotating speed of the crushing roller, the adjusted rotating speed of the crushing roller is compared with the maximum rotating speed of the crushing pipe in real time through the control unit, so that the earth gravel can be crushed within the safe range of the crushing roller, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Furthermore, the control unit in the embodiment of the invention is further provided with a preset crushed slag weight variation, when sewage is treated, the weight sensor changes the crushed slag weight of the slag trap in unit time, when the weight variation of the crushed slag on the actual slag trap is larger, the control unit judges that the flow speed of the sewage passing through the slag trap is smaller, when the weight variation of the crushed slag on the actual slag trap is smaller, the control unit judges that the flow speed of the sewage passing through the slag trap is larger, and the control unit compares the actual crushed slag weight variation with the preset crushed slag weight variation in unit time, so that the sewage treatment process can be accurately controlled, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Further, when the control unit secondarily judges that the sewage treatment speed does not meet the standard, the control unit can reduce the size of the broken slag block by controlling the motor to finely adjust the rotating speed of the crushing roller, so that the flow speed of sewage passing through the slag trap is effectively increased, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Furthermore, the control unit in the embodiment of the invention is provided with the maximum value of the slag weight variation, when the control unit secondarily judges that the sewage treatment speed meets the standard and the actual slag weight variation is greater than or equal to the maximum value of the slag weight variation, the control unit judges that the slag blocking plate is blocked, and the vibrator is started to vibrate the slag blocking plate to assist in conveying the slag, so that the flow rate of sewage passing through the slag blocking plate can be increased, the sewage treatment efficiency is effectively increased, and the sewage treatment effect is ensured.
Drawings
FIG. 1 is a schematic view of the sewage treatment apparatus according to the present invention;
FIG. 2 is a schematic top view of the sewage treatment apparatus according to the present invention;
FIG. 3 is a schematic rear view of the internal structure of the sewage treatment apparatus according to the present invention;
FIG. 4 is a front view schematically showing the structure of the sewage treatment apparatus according to the present invention.
Reference numerals: 1. a sewage treatment device; 2. a machine filter; 3. a sterilizing box; 4. a fixed block; 5. a motor; 6. a sludge discharge pipe; 7. a water stop valve; 8. a slag discharge pipe; 9. a water pump; 10. a discharge pipe; 11. a water inlet pipe; 12. a slag trap; 121. a vibrator; 13. a filtering column; 14. a crushing roller; 15. an access door; 16. a drain pipe; 17. a water valve tube; 18. and (5) discharging a water pipe.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-4, a schematic structural diagram of a sewage treatment apparatus according to an embodiment of the present invention is shown, including:
the sewage treatment device 1 is used for treating sewage generated by building construction and comprises a crushing unit for crushing silt, a filtering unit for filtering the sewage and a liquid level sensor which is arranged at the bottom of the sewage treatment device and is used for detecting the filtering speed of the sewage, wherein the crushing unit comprises a motor 5 which is arranged on a fixed block 4 and is connected with the sewage treatment device 1 and a crushing roller 14 which is arranged in the sewage treatment device 1; the filtering unit comprises a first filtering unit for primarily filtering sewage and a second filtering unit for secondarily filtering the sewage, wherein the first filtering unit comprises a slag trap 12 for primarily filtering crushed silt, a slag discharge pipe 8 arranged on one side of the sewage treatment device 1 and used for conveying the silt, a vibrator arranged at the bottom of the slag trap and used for assisting slag discharge, and a weight sensor arranged inside the slag trap and used for detecting the weight of the silt, and the second filtering unit is a filtering fence 13 and used for secondarily filtering the sundries in the sewage;
a drain pipe 10 connected to the sewage treatment device 1, wherein one end of the drain pipe is connected to the sewage treatment device 1, the other end of the drain pipe is connected to a water pump 9, and the water pump 9 is connected to the water inlet pipe 11 and is used for delivering sewage to the sewage treatment device for filtering;
a sludge discharge pipe 6 connected with one side of the sewage treatment device 1 and used for discharging silt at the bottom of the sewage treatment device, wherein a water stop valve 7 is further arranged on the sludge discharge pipe and used for preventing the treated water from flowing out along with the silt;
a machine filter 2 connected to the sewage treatment apparatus through a drain pipe 16 for re-filtering the treated sewage;
a sterilizing tank 3 connected to the machine filter 2 through a water valve pipe 17 for sterilizing the secondarily filtered sewage and discharging the sewage meeting a discharge standard through a drain pipe 18;
the control unit, its with crushing unit first filter unit link to each other with level sensor links to each other for control sewage treatment speed, wherein, the control unit acquires the actual sewage filter velocity that level sensor surveyed in the unit interval to compare actual sewage filter velocity with predetermineeing sewage filter velocity, if the control unit judges that actual sewage filter velocity is less than predetermineeing sewage filter velocity, the control unit judges the vibration frequency that needs the control vibrator in order to carry out supplementary row sediment, if the control unit judges that real-time sewage filter velocity is between predetermineeing sewage filter velocity, the control unit acquires the actual disintegrating slag variable quantity that weight sensor surveyed in the unit interval, the control unit is right according to actual disintegrating slag variable quantity control motor the rotational speed of crushing roller finely tunes.
Specifically, when the sewage treatment device in the embodiment of the present invention operates, the control unit first controls the water pump 9 to pump water from the water inlet pipe 11, and then the water enters the sewage treatment device 1 through the drainage pipe 10, after the water enters, the control unit controls the motor to drive the crushing roller 14 to crush some doped mud blocks and cement blocks in the water, the crushed mud blocks and cement blocks will fall into the slag trap 12, and then slide into the slag discharge pipe 8 to be discharged, and then the water will enter the filter fence 13, the filter fence 13 will filter some small plastic bags, nylon and nylon nets in the water through the hooks, and simultaneously the water will be accumulated at the bottom of the sewage treatment device 1, some sediment which is not discharged will be deposited to the bottom, and then the water will be discharged through the drainage pipe 6, and then the water will enter the machine filter 2 through the drainage pipe 16 to perform secondary filtration on the water, some lime powder, fine sand and the like, and finally the water enters the disinfection tank 3 through the water treatment device 17, and the disinfection tank 3 will disinfect some harmful substances in the water, and finally the water will flow out through the water outlet pipe 18 to filter and filter the water.
Specifically, the sidewall mountain of the sewage treatment device 1 according to the embodiment of the present invention is further provided with an access door 15, and when the sewage treatment device 1 fails, the sewage treatment device is maintained through the access door 15.
Specifically, the embodiment of the invention is provided with the control unit, and the control unit acquires the weight of the crushed slag on the fender and the increase speed of the sewage liquid level in the sewage treatment device which are respectively measured by the weight sensor and the liquid level sensor in unit time, so as to calculate the real-time slag change and the actual sewage treatment speed, the control unit compares the actual sewage treatment speed with the preset sewage treatment speed, on one hand, when the actual sewage treatment speed is higher than the preset sewage treatment speed, the control unit judges that the sewage treatment speed meets the standard and the sewage treatment device has no fault, when the actual sewage treatment speed is within the preset sewage treatment speed range, the control unit compares the actual slag variation with the preset slag variation, the rotation speed of the crushing roller is finely adjusted by a precise control motor so as to ensure the filtering efficiency of the sewage, when the actual sewage treatment speed is lower than the preset sewage treatment speed, the control unit compares the actual crushed slag weight of the slag trap with the preset weight, the vibration frequency of the vibrator is accurately controlled, thereby assisting in conveying the slag, ensuring the sewage treatment efficiency, on the other hand, through the accurate comparison of the control unit, the adjusting mode can be accurately selected, when the actual weight of the slag is larger than the preset weight, the control unit controls the motor to increase the rotating speed of the crushing roller and the vibration frequency of the vibrator so as to further crush the silt blocks and reduce the weight of the crushed slag on the slag baffle plate, thereby can increase the velocity of flow that sewage passes through the slag trap, when guaranteeing sewage treatment efficiency, can also effectual increase sewage treatment efficiency.
Specifically, when the sewage processor processes the sewage, the control unit acquires the liquid level height of the sewage measured by the liquid level sensor in real time to calculate an actual sewage processing speed D, the control unit compares the actual sewage processing speed D with a preset sewage processing speed D0, and judges whether the sewage processing speed meets the standard or not according to the comparison result;
the preset sewage treatment speed comprises a first preset sewage treatment speed D1 and a second preset sewage treatment speed D2, wherein D1 is less than D2;
when D is larger than D2, the control unit judges that the sewage treatment speed meets the standard;
when D1 is not less than D and not more than D2, the control unit preliminarily judges that the sewage treatment speed meets the standard;
when D is less than D1, the control unit judges that the sewage treatment speed does not meet the standard, and the motor is controlled to adjust the rotating speed of the crushing roller and the vibrator is controlled to adjust the vibration frequency.
Specifically, two preset sewage treatment speeds are specifically set in the embodiment of the invention, when sewage treatment is carried out in the sewage treatment device, the control unit acquires the liquid level height of the sewage measured by the liquid level sensor in real time to calculate the actual sewage treatment speed, and compares the actual sewage treatment speed with the two preset sewage treatment speeds respectively, through accurate comparison of the control unit, the sewage treatment process can be mastered accurately, and when the control unit judges that the sewage treatment speed does not meet the standard, the control unit controls the motor to adjust the rotating speed of the crushing roller and controls the vibrator to adjust the vibration frequency, so that the crushed slag weight of the slag blocking plate is reduced, the flow speed of the sewage passing through the slag blocking plate can be increased, the sewage treatment speed can be effectively increased, and the sewage treatment efficiency can be effectively increased while the sewage treatment efficiency is ensured.
Specifically, when the control unit judges that the sewage treatment speed does not meet the standard, the control unit acquires the actual crushed slag weight R measured by the weight sensor in real time, compares the actual crushed slag weight R with the preset crushed slag weight R0, and judges whether the slag trap breaks down or not according to the comparison result;
when R is larger than or equal to R0, the control unit judges that the slag trap is not in fault and needs to control the vibrator to adjust the vibration frequency;
and when R is less than R0, the control unit judges that the slag trap is in failure and needs to be replaced.
Specifically, the control unit in the embodiment of the invention obtains the actual weight of the slag on the slag trap in real time, compares the actual weight of the slag with the preset weight of the slag, and when the control unit judges that the actual weight of the slag is smaller than the preset weight of the slag, the control unit judges that the slag trap has a blocking fault, the actual sewage treatment speed cannot meet the preset sewage treatment speed, and needs to be replaced by a new slag trap to purify the sewage.
Specifically, when the control unit determines that the vibrator needs to be controlled to adjust the vibration frequency, the control unit records the adjusted vibration frequency of the vibrator as W1, and sets W1= W0 x (1 + (R-R0)/R0), where W0 is the preset vibration frequency of the vibrator.
Specifically, in the embodiment of the invention, when the control unit controls the vibrator to adjust the vibration frequency of the vibrator, the control unit adjusts the vibration frequency of the vibrator according to the actual weight of the slag on the slag trap, when the weight of the slag on the slag trap is larger, the adjusted vibration frequency of the vibrator is larger, the actual sewage treatment speed is closer to the preset sewage treatment speed, and the vibration frequency of the vibrator is dynamically adjusted by the control unit, so that the sewage treatment efficiency is ensured, and the sewage treatment efficiency can be effectively increased.
Specifically, the control unit is further provided with a maximum vibration frequency value Wmax of the vibrator, compares W1 with the maximum vibration frequency value Wmax when the control unit is to control the vibrator to adjust the vibration frequency to W1, determines that the sewage treatment speed can not be satisfied only by adjusting the vibration frequency of the vibrator when W1 > Wmax, and determines that the vibration frequency of the vibrator is satisfied when W1 is not more than Wmax and adjusts the vibration frequency to W1.
Specifically, the control unit in the embodiment of the invention is also provided with the maximum value of the vibration frequency of the vibrator, and when the control unit controls the vibrator to adjust the vibration frequency of the vibrator, the adjusted vibration frequency is compared with the maximum value of the vibration frequency in real time through the control unit, so that the damage of the vibrator to the slag trap can be prevented, and therefore, the crushed slag on the slag trap can be conveyed in an auxiliary manner within a safe range, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Specifically, when the control unit determines that it is impossible to adjust the sewage treatment speed to meet the standard by adjusting only the vibration frequency of the vibrator, the control unit controls the motor to adjust the rotation speed of the crushing roller, and the control unit records the adjusted rotation speed of the crushing roller as V1, and sets V1= V0 x (1 + (W1-Wmax)/W1), where V0 is a preset rotation speed of the crushing roller.
Specifically, in the embodiment of the present invention, when the control unit controls the motor to adjust the rotation speed of the crushing roller, the control unit adjusts the rotation speed of the crushing roller according to an actual vibration frequency difference value, when the actual vibration frequency difference value is larger, the rotation speed after adjustment of the crushing roller is larger, the actual sewage treatment speed of the crushed slag is closer to a preset sewage treatment speed under the condition that the weight of the slag trap is lower, and the control unit dynamically adjusts the rotation speed of the crushing roller, so that the sewage treatment efficiency is ensured, and the sewage treatment efficiency can be effectively increased.
Specifically, the control unit is further provided with a maximum value Vmax of the rotating speed of the crushing roller, when the control unit controls the motor to adjust the rotating speed of the crushing roller to V1, the control unit compares V1 with the maximum value Vmax of the rotating speed of the crushing roller, when V1 is larger than Vmax, the control unit judges that the slag trap is broken down and needs to be replaced, and when V1 is not larger than Vmax, the control unit judges that the rotating speed of the crushing roller meets the standard and controls the motor to adjust the rotating speed of the crushing roller to V1.
Specifically, the control unit in the embodiment of the invention is also provided with the maximum rotating speed of the crushing roller, and when the control unit controls the motor to adjust the rotating speed of the crushing roller, the adjusted rotating speed of the crushing roller is compared with the maximum rotating speed of the crushing pipe in real time through the control unit, so that the earth and gravel can be crushed within the safe range of the crushing roller, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Specifically, when the control unit preliminarily determines that the sewage treatment speed meets the standard, the control unit obtains the actual weight variation quantity delta R of the slag on the slag trap measured by the weight sensor in unit time in real time, compares the actual weight variation quantity delta R with the preset slag weight variation quantity delta R0, and secondarily determines whether the actual sewage treatment speed meets the standard according to the comparison result, and sets delta R = R2-R1, wherein R2 is the weight of the slag on the slag trap at the second moment, and R1 is the weight of the slag on the slag trap at the first moment;
when the delta R is more than or equal to the delta R0, the control unit secondarily judges that the sewage treatment speed meets the standard;
when DeltaR is less than DeltaR 0, the control unit secondarily judges that the sewage treatment speed does not meet the standard.
Specifically, the control unit in the embodiment of the invention is further provided with a preset slag weight variation, when sewage is treated, through the change of the weight of slag on the slag trap by the weight sensor in unit time, when the change of the weight of slag on the actual slag trap is larger, the control unit judges that the flow rate of sewage passing through the slag trap is smaller, and when the change of the weight of slag on the actual slag trap is smaller, the control unit judges that the flow rate of sewage passing through the slag trap is larger, through unit time, the control unit compares the actual slag weight variation with the preset slag weight variation, so that the sewage treatment process can be accurately controlled, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Specifically, when the control unit secondarily determines that the sewage treatment speed does not meet the standard, the control unit finely adjusts the rotation speed of the pulverizing rollers by controlling the motor, and the control unit sets the rotation speed of the pulverizing rollers after fine adjustment as V2, and sets V2= V0 x (1+D/(D1 + D2)).
Specifically, when the control unit secondarily judges that the sewage treatment speed does not meet the standard, the control unit can reduce the size of the broken slag blocks by controlling the motor to finely adjust the rotating speed of the crushing roller, so that the flow speed of sewage passing through the slag trap is effectively increased, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
Specifically, the control unit is further provided with a maximum slag weight change amount Δ Rmax, compares the actual weight change amount Δ R with the maximum slag weight change amount Δ Rmax, and controls the vibrator to vibrate at a vibration frequency of W2 when Δ R is greater than or equal to Δ Rmax, wherein W2= W0/2.
Specifically, according to the embodiment of the invention, the control unit is provided with the maximum value of the weight variation of the crushed slag, when the control unit secondarily judges that the sewage treatment speed meets the standard and the actual weight variation of the crushed slag is greater than or equal to the maximum value of the weight variation of the crushed slag, the control unit judges that the slag blocking plate is blocked, and the vibrator is started to vibrate the slag blocking plate to assist in conveying the crushed slag, so that the flow speed of sewage passing through the slag blocking plate can be increased, the sewage treatment efficiency is effectively increased, and the sewage treatment efficiency is ensured.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a sewage treatment device for building engineering construction which characterized in that includes:
the sewage treatment device is used for treating sewage generated by building construction and comprises a crushing unit for crushing silt, a filtering unit for filtering the sewage and a liquid level sensor which is arranged at the bottom of the sewage treatment device and is used for detecting the filtering speed of the sewage, wherein the crushing unit comprises a motor and a crushing roller; the filtering unit comprises a first filtering unit for primarily filtering sewage and a second filtering unit for secondarily filtering the sewage, wherein the first filtering unit comprises a slag trap for primarily filtering crushed silt, a slag discharge pipe arranged on one side of the sewage treatment device and used for conveying the silt, a vibrator arranged at the bottom of the slag trap and used for assisting in discharging slag, and a weight sensor arranged inside the slag trap and used for detecting the weight of the silt;
the machine filter is connected with the sewage treatment device through a drain pipe and is used for filtering the treated sewage again;
the sterilizing box is connected with the machine filter through a water valve pipe and is used for sterilizing the sewage after secondary filtration and discharging the sewage meeting the discharge standard through a drain pipe;
the control unit, it respectively with crushing unit first filter unit link to each other with level sensor links to each other for control sewage treatment speed, wherein, the control unit acquires the actual sewage filter velocity that level sensor surveyed in the unit interval to compare actual sewage filter velocity with predetermineeing sewage filter velocity, if the control unit judges that actual sewage filter velocity is less than predetermineeing sewage filter velocity, the control unit judges the vibration frequency of need control vibrator in order to assist and arranges sediment, if the control unit judges that real-time sewage filter velocity is between predetermineeing sewage filter velocity, the control unit acquires the actual disintegrating slag variable quantity that weight sensor surveyed in the unit interval, the control unit is right according to actual disintegrating slag variable quantity control motor the rotational speed of crushing roller finely tunes.
2. The sewage treatment equipment for construction of building engineering according to claim 1, wherein when the sewage treatment device treats sewage, the control unit obtains the liquid level height of the sewage measured by the liquid level sensor in real time to calculate an actual sewage treatment speed D, the control unit compares the actual sewage treatment speed D with a preset sewage treatment speed D0, and determines whether the sewage treatment speed meets a standard according to a comparison result;
the preset sewage treatment speed comprises a first preset sewage treatment speed D1 and a second preset sewage treatment speed D2, wherein D1 is less than D2;
when D is larger than D2, the control unit judges that the sewage treatment speed meets the standard;
when D1 is not less than D and not more than D2, the control unit preliminarily judges that the sewage treatment speed meets the standard;
and when D is less than D1, the control unit judges that the sewage treatment speed does not meet the standard, and controls the motor to adjust the rotating speed of the crushing roller and controls the vibrator to adjust the vibration frequency.
3. The sewage treatment equipment for constructional engineering construction as claimed in claim 2, wherein when the control unit determines that the sewage treatment speed does not meet the standard, the control unit obtains the actual slag weight R measured by the weight sensor in real time, compares the actual slag weight R with a preset slag weight R0, and determines whether the slag trap is faulty or not according to the comparison result;
when R is larger than or equal to R0, the control unit judges that the slag trap is not in fault and needs to control the vibrator to adjust the vibration frequency;
and when R is less than R0, the control unit judges that the slag trap breaks down and needs to be replaced.
4. The sewage treatment apparatus for construction work according to claim 3, wherein when the control unit determines that the vibrator needs to be controlled to adjust the vibration frequency, the control unit records the adjusted vibration frequency of the vibrator as W1, and sets W1= W0 x (1 + (R-R0)/R0), where W0 is a preset vibration frequency of the vibrator.
5. The sewage treatment apparatus for construction of construction works according to claim 4, wherein a maximum value Wmax of vibration frequency of the vibrator is further provided in the control unit, the control unit compares W1 with the maximum value Wmax of vibration frequency when the control unit controls the vibrator to adjust the vibration frequency to W1, the control unit determines that the sewage treatment speed can not be satisfied only by adjusting the vibration frequency of the vibrator when W1 > Wmax, and determines that the vibration frequency of the vibrator satisfies a standard when W1 ≦ Wmax, and controls the vibrator to adjust the vibration frequency to W1.
6. The sewage treatment apparatus for construction work according to claim 5, wherein when the control unit determines that the sewage treatment speed cannot be made to meet a standard by adjusting only the vibration frequency of the vibrator, the control unit controls the motor to adjust the rotation speed of the crushing roller, and the control unit records the adjusted rotation speed of the crushing roller as V1, and sets V1= V0 x (1 + (W1-Wmax)/W1), where V0 is a preset rotation speed of the crushing roller.
7. The sewage treatment equipment for constructional engineering construction according to claim 6, wherein the control unit is further provided with a maximum value Vmax of the rotation speed of the crushing roller, when the control unit controls the motor to adjust the rotation speed of the crushing roller to V1, the control unit compares V1 with the maximum value Vmax of the rotation speed of the crushing roller, when V1 is greater than Vmax, the control unit judges that the slag trap is out of order and needs to be replaced, and when V1 is less than or equal to Vmax, the control unit judges that the rotation speed of the crushing roller meets the standard and controls the motor to adjust the rotation speed of the crushing roller to V1.
8. The sewage treatment equipment for constructional engineering construction according to claim 2, wherein the control unit preliminarily determines that the sewage treatment speed meets the standard, the control unit obtains the actual weight variation Δ R of the slag on the slag trap measured by the weight sensor in unit time in real time, compares the actual weight variation Δ R with the preset slag weight variation Δ R0, and secondarily determines whether the actual sewage treatment speed meets the standard according to the comparison result, sets Δ R = R2-R1, where Δ R > 0, where R2 is the weight of the slag on the slag trap at the second time, and R1 is the weight of the slag on the slag trap at the first time;
when the delta R is more than or equal to the delta R0, the control unit secondarily judges that the sewage treatment speed meets the standard;
when DeltaR is less than DeltaR 0, the control unit secondarily judges that the sewage treatment speed does not meet the standard.
9. The sewage treatment apparatus for construction work according to claim 8, wherein when the control unit secondarily determines that the sewage treatment speed does not meet the standard, the control unit controls the motor to finely adjust the rotation speed of the pulverizing rollers, and the control unit records the finely adjusted rotation speed of the pulverizing rollers as V2, setting V2= V0 x (1+D/(D1 + D2)).
10. The sewage treatment apparatus for construction according to claim 9, wherein a maximum value of weight variation of slag Δ Rmax is further provided in the control unit, the control unit compares an actual weight variation Δ R with the maximum value of weight variation of slag Δ Rmax, and when Δ R ≧ Δ Rmax, the control unit controls the vibrator to vibrate at a vibration frequency of W2, where W2= W0/2.
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| CN115286127B CN115286127B (en) | 2023-06-09 |
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| CN214167637U (en) * | 2021-01-12 | 2021-09-10 | 史舒心 | Building sewage treatment plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH06114294A (en) * | 1992-10-02 | 1994-04-26 | Jiro Sasaoka | Method and device for treatment of muddy water or sand and soil-containing material |
| JP2006297266A (en) * | 2005-04-20 | 2006-11-02 | Minowa Koki Kk | Waste water treatment equipment |
| JP2018162914A (en) * | 2017-03-24 | 2018-10-18 | 光夫 成瀬 | Solid liquid separator |
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| CN213623539U (en) * | 2020-10-27 | 2021-07-06 | 四川新美安佳建筑工程有限公司 | Waste water treatment device for green building construction |
| CN214167637U (en) * | 2021-01-12 | 2021-09-10 | 史舒心 | Building sewage treatment plant |
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| CN115286127B (en) | 2023-06-09 |
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