CN110671290B - Waste water tank evacuation-proof device and use method thereof - Google Patents
Waste water tank evacuation-proof device and use method thereof Download PDFInfo
- Publication number
- CN110671290B CN110671290B CN201910988268.3A CN201910988268A CN110671290B CN 110671290 B CN110671290 B CN 110671290B CN 201910988268 A CN201910988268 A CN 201910988268A CN 110671290 B CN110671290 B CN 110671290B
- Authority
- CN
- China
- Prior art keywords
- liquid level
- water
- protective net
- cleaning
- net cylinder
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
Abstract
The invention discloses an anti-evacuation device for a wastewater pool and a using method thereof, wherein the anti-evacuation device comprises the wastewater pool, an anti-evacuation protection part and a control cabinet; the wastewater pool is provided with a water inlet pipeline and a water outlet pipeline; the water outlet pipeline is connected with a water pump; the anti-pumping-out protection part comprises a liquid level transmitter, a grid bracket outer cylinder, a protection net cylinder and a cleaning cavity; the outer cylinder of the grid support is arranged in the wastewater tank; the protective net cylinder is sleeved in the outer cylinder of the grid bracket, and the top of the protective net cylinder is connected with a cleaning motor; the cleaning cavity is arranged on the side surface of the outer cylinder of the grating bracket; a cleaning brush is arranged in the cleaning cavity; the brush head of the cleaning brush penetrates into the protective net cylinder; the liquid level transmitter is arranged at the bottom of the protective net barrel; a control system established based on PLC is arranged in the control cabinet; the control system comprises a frequency converter and a timer. The invention has smart design, can control the water pump to output with different powers according to the liquid level, avoids evacuation and burnout, can also protect the liquid level sensing device, and avoids the influence of corrosion and large-particle impurities.
Description
Technical Field
The invention belongs to the technical field of wastewater treatment, and relates to an anti-pumping device for a wastewater pool and a using method thereof.
Background
In the production process of the electronic aluminum foil, waste water discharged in the production process needs to be recovered in a waste water tank. A high/low limit switch or a household float switch (hereinafter referred to as a contact element) is arranged in a traditional waste water recovery pond and is connected with a water pump and other electrical elements to be used as an automatic liquid level control device. When the liquid level is high, the high-level contact element is connected, the water pump is started to pump the liquid away, when the liquid level is low, the low-level contact element is disconnected, the water pump is stopped, and the steps are repeated in a cycle to control the liquid level of the underground water pool. However, in such devices, the contact element needs to be partially exposed and soaked in the liquid containing acidity and alkalinity, so that the contact element is extremely easy to corrode, and meanwhile, the contact element is influenced by impurities in the wastewater, so that the control system is in failure, and even the production line is in paralysis; repeated starting and stopping of the water pump also tends to cause the water pump to evacuate and burn out, which can affect the health of the equipment.
Disclosure of Invention
The invention aims to provide an evacuation-proof device for a wastewater pool and a using method thereof, aiming at the defects of the prior art, the device is ingenious in design, can control a water pump to operate at different output powers in different liquid level states, avoids the problem of pump evacuation and burnout of the water pump, and simultaneously can protect a liquid level sensing device and avoid the influence of corrosion and large-particle impurities.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-evacuation device for a wastewater pool comprises the wastewater pool, an anti-evacuation protection part and a control cabinet; the wastewater pool is provided with a water inlet pipeline and a water outlet pipeline; the water outlet pipeline is connected with a water pump; the anti-pumping-out protection part comprises a liquid level transmitter, a grid bracket outer cylinder, a protection net cylinder and a cleaning cavity; the outer cylinder of the grid support is arranged in the wastewater tank; the protective net cylinder is sleeved in the outer cylinder of the grid bracket, and the top of the protective net cylinder is connected with a cleaning motor; the cleaning cavity is arranged on the side surface of the outer cylinder of the grating bracket; at least one row of cleaning brushes are distributed in the cleaning cavity; the brush head of the cleaning brush penetrates into the protective net cylinder; the liquid level transmitter is arranged at the bottom of the protective net barrel; a control system established based on PLC is arranged in the control cabinet; the control system comprises a frequency converter and a timer; the liquid level transmitter, the cleaning motor and the water pump are all connected with a control system in a conventional mode; the liquid level transmitter is connected with a transmitter signal wire; the liquid level transmitter is connected with the control system through a transmitter signal wire; a pressure transmitter is arranged at the water outlet of the water pump; the pressure transmitter is connected with the control system in a conventional mode; the outer skin of the transmitter signal wire is made of corrosion-resistant plastic; the liquid level transmitter judges the height of the liquid level by sensing the water pressure, and the shell is made of a corrosion-resistant material in a totally closed manner without exposing a contact; the pressure transmitter is matched with the control system to realize the adjustment of the output power of the water pump; the outer barrel of the grid support is formed by annularly arranging a plurality of corrosion-resistant grid strips; the protective net cylinder is made of a corrosion-resistant net.
As a further technical improvement, two groups of mutually crossed brackets are arranged at the top of the protective net cylinder; and the rotor of the cleaning motor is connected with the centers of the crossing parts of the two groups of brackets. The crossed part of the bracket is positioned at the circle center of the circular end surface of the protective net cylinder.
As a further technical improvement, an alarm and a control screen are arranged on the control cabinet. The alarm gives out sound/light alarm when equipment is in failure or the water level is abnormal; the control screen is used for inputting control information such as high/low liquid level set values and the like and can call the related information of the checking device.
As a further technical improvement, the bottom of the outer cylinder of the grid support is contacted with the bottom of the wastewater pool, and the top of the outer cylinder of the grid support penetrates through the top of the wastewater pool. The bottom of the protective net cylinder is also close to the bottom of the wastewater pool, so that the liquid level in the wastewater pool can be more accurately sensed.
The use method of the anti-evacuation device for the wastewater pool comprises the following steps:
1) setting: when in use, a water level target value is set through the control cabinet;
2) water pumping: the wastewater enters a wastewater pool through a water inlet pipeline; the control system converts the liquid level analog signal sensed by the liquid level transmitter into a digital signal and controls the water pump to convert actual output power through the frequency converter; when the liquid level is higher than the set water level target value, the actual output power of the water pump is increased, the water pumping is accelerated, and the water level is lowered; when the liquid level is lower than the set water level target value, the actual output power of the water pump is reduced, water pumping is slowed down, and the water level rises; the wastewater is discharged to the next process step through a water outlet pipeline; the reciprocating way ensures that the water pump does not stop running and avoids evacuation;
3) protection: in the process, large particle impurities in the wastewater are isolated by the outer cylinder of the grid support and the protective net cylinder, so that the liquid level transmitter cannot be influenced; the timer controls the cleaning motor to start at regular time to drive the protective net cylinder to rotate, so that the cleaning brush in the cleaning cavity brushes out particle impurities deposited on the protective net cylinder to keep the meshes of the protective net cylinder to be dredged.
Compared with the prior art, the invention has the following beneficial effects:
1. the device can control the water pump to change the actual output power to operate for a long time without frequent start/stop, and control the water level to a certain depth, thereby eliminating the problem of burnout caused by pumping out the water in the pool by the water pump.
2. According to the invention, the outer cylinder of the grid support and the protective net cylinder can prevent impurities in wastewater from influencing the liquid level transmitter, and the cleaning cavity plays a cleaning role at the same time, so that the normal use of the device is ensured.
3. The parts of the device contacting with the waste water are all made of sealed corrosion-resistant materials, so that the condition that components are exposed is avoided, and the health of the device is protected.
4. The invention has the alarm function, can give an alarm to the water level abnormity problem, reduces the equipment failure rate and reduces the equipment maintenance cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the device.
Fig. 2 is a front view of the evacuation-preventing protection portion.
Fig. 3 is a plan view of the evacuation-proof protection portion.
Reference numerals: 1-a wastewater pond, 2-an anti-evacuation protection part, 3-a control cabinet, 4-a liquid level transmitter, 5-a grid support outer cylinder, 6-a protection net cylinder, 7-a cleaning cavity, 8-a cleaning motor, 9-a water pump, 10-a water inlet pipeline, 11-a water outlet pipeline, 12-an alarm, 13-a pressure transmitter, 14-a transmitter signal line, 15-a cleaning brush, 16-a support and 17-a control screen.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-3, an anti-evacuation device for a wastewater disposal basin comprises a wastewater disposal basin 1, an anti-evacuation protection part 2 and a control cabinet 3; the wastewater tank 1 is provided with a water inlet pipeline 10 and a water outlet pipeline 11; the water outlet pipeline 11 is connected with a water pump 9; the evacuation-proof protection part 2 comprises a liquid level transmitter 4, a grid bracket outer cylinder 5, a protection net cylinder 6 and a cleaning cavity 7; the outer cylinder 5 of the grid support is arranged in the wastewater pool 1; the protective net cylinder 6 is sleeved in the outer cylinder 5 of the grid bracket, and the top of the protective net cylinder is connected with a cleaning motor 8; the cleaning cavity 7 is arranged on the side surface of the outer cylinder 5 of the grid support; at least one row of cleaning brushes 15 are distributed in the cleaning cavity 7; the brush head of the cleaning brush 15 penetrates into the protective net cylinder 6; the liquid level transmitter 4 is arranged at the bottom of the protective net cylinder 6; a control system established based on a PLC is arranged in the control cabinet 3; the control system comprises a frequency converter and a timer; the liquid level transmitter 4, the cleaning motor 8 and the water pump 9 are all connected with a control system in a conventional mode. The outer barrel 5 of the grid support is formed by annularly arranging a plurality of corrosion-resistant grid strips; the protective net cylinder 6 is made of corrosion-resistant net.
Two groups of mutually crossed brackets 16 are arranged at the top of the protective net cylinder 6; the rotor of the cleaning motor 8 is connected with the center of the intersection part of the two groups of brackets 16. The crossed part of the bracket 16 is positioned at the center of the circular end face of the protective net cylinder 6.
The liquid level transmitter 4 is connected with a transmitter signal line 14; the liquid level transmitter 4 is connected with a control system through a transmitter signal wire 14; a pressure transmitter 13 is arranged at the water outlet of the water pump 9; the pressure transmitter 13 is connected to the control system in a conventional manner. The outer skin of the transmitter signal wire 14 is made of corrosion-resistant plastic; the liquid level transmitter 4 judges the liquid level by sensing the water pressure, and the shell is made of a corrosion-resistant material in a totally closed way without exposing a contact; and the pressure transmitter 13 is matched with a control system to realize the adjustment of the output power of the water pump.
The using method of the invention is as follows:
setting: when in use, a water level target value is set through the control cabinet 3; water pumping: wastewater enters a wastewater pool 1 through a water inlet pipeline 10; the control system converts the liquid level analog signal sensed by the liquid level transmitter 4 into a digital signal and controls the water pump 9 to convert the actual output power through the frequency converter; when the liquid level is higher than the set water level target value, the actual output power of the water pump 9 is increased, the water pumping is accelerated, and the water level is lowered; when the liquid level is lower than the set water level target value, the actual output power of the water pump 9 is reduced, water pumping is slowed down, and the water level rises; the waste water is discharged to the next process step through a water outlet pipeline 11; the water pump 9 does not stop running by reciprocating in this way, and evacuation is avoided; protection: in the process, large particle impurities in the wastewater are isolated by the outer cylinder 5 of the grid support and the protective mesh cylinder 6, so that the liquid level transmitter 4 cannot be influenced; the timer controls the cleaning motor 8 to start at regular time to drive the protective net cylinder 6 to rotate, so that the cleaning brush 15 in the cleaning cavity 7 brushes out the particle impurities deposited on the protective net cylinder 6 to keep the meshes of the protective net cylinder 6 smooth.
Example 2:
this example differs from example 1 in that: and an alarm 12 and a control screen 17 are arranged on the control cabinet 3. The alarm 12 gives out sound/light alarm when equipment is in failure or the water level is abnormal; the control screen 17 is used to input control information such as high/low liquid level set values and the like, and can call viewing device related information.
The method of use of this example is the same as example 1.
Example 3:
this example differs from example 2 in that: the bottom of the outer barrel 5 of the grid support contacts the bottom of the wastewater pool 1, and the top of the outer barrel penetrates through the top of the wastewater pool 1. The bottom of the protective net cylinder 6 is also close to the bottom of the wastewater pool 1, so that the liquid level in the wastewater pool 1 can be sensed more accurately.
The method of use of this example is the same as example 1.
Example 4:
this example differs from example 3 in that: and an alarm 12 and a control screen 17 are arranged on the control cabinet 3. The alarm 12 gives out sound/light alarm when equipment is in failure or the water level is abnormal; the control screen 17 is used to input control information such as high/low liquid level set values and the like, and can call viewing device related information. The bottom of the outer barrel 5 of the grid support contacts the bottom of the wastewater pool 1, and the top of the outer barrel penetrates through the top of the wastewater pool 1. The bottom of the protective net cylinder 6 is also close to the bottom of the wastewater pool 1, so that the liquid level in the wastewater pool 1 can be sensed more accurately.
The method of use of this example is the same as example 1.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (4)
1. An anti-evacuation device for a wastewater pool comprises a wastewater pool (1), an anti-evacuation protection part (2) and a control cabinet (3); the method is characterized in that: the wastewater tank (1) is provided with a water inlet pipeline (10) and a water outlet pipeline (11); the water outlet pipeline (11) is connected with a water pump (9); the evacuation-proof protection part (2) comprises a liquid level transmitter (4), a grid bracket outer cylinder (5), a protection net cylinder (6) and a cleaning cavity (7); the outer cylinder (5) of the grid support is arranged in the wastewater pool (1); the protective net cylinder (6) is sleeved in the outer cylinder (5) of the grid support, and the top of the protective net cylinder is connected with a cleaning motor (8); the cleaning cavity (7) is arranged on the side surface of the outer cylinder (5) of the grating bracket; at least one row of cleaning brushes (15) are distributed in the cleaning cavity (7); the brush head of the cleaning brush (15) penetrates into the protective net cylinder (6); the liquid level transmitter (4) is arranged at the bottom of the protective net barrel (6); a control system established based on a PLC is arranged in the control cabinet (3); the control system comprises a frequency converter and a timer; the liquid level transmitter (4), the cleaning motor (8) and the water pump (9) are connected with a control system in a conventional mode; the liquid level transmitter (4) is connected with a transmitter signal wire (14); the liquid level transmitter (4) is connected with a control system through a transmitter signal wire (14); a pressure transmitter (13) is arranged at the water outlet of the water pump (9); the pressure transmitter (13) is connected with a control system in a conventional manner;
the bottom of the grid support outer cylinder (5) is in contact with the bottom of the wastewater pool (1), and the top of the grid support outer cylinder penetrates through the top of the wastewater pool (1).
2. A waste extraction prevention unit as claimed in claim 1, wherein: two groups of mutually crossed brackets (16) are arranged at the top of the protective net cylinder (6); and the rotor of the cleaning motor (8) is connected with the centers of the crossing parts of the two groups of brackets (16).
3. A waste extraction prevention unit as claimed in claim 1, wherein: and an alarm (12) and a control screen (17) are arranged on the control cabinet (3).
4. A method of using a waste evacuator prevention apparatus according to any of claims 1 to 3, wherein: the method comprises the following steps:
1) setting: when in use, a water level target value is set through the control cabinet (3);
2) water pumping: wastewater enters a wastewater pool (1) through a water inlet pipeline (10); the control system converts the liquid level analog signal sensed by the liquid level transmitter (4) into a digital signal and controls the water pump (9) to convert the actual output power through the frequency converter; when the liquid level is higher than the set water level target value, the actual output power of the water pump (9) is increased, the water pumping is accelerated, and the water level is reduced; when the liquid level is lower than the set water level target value, the actual output power of the water pump (9) is reduced, water pumping is slowed down, and the water level rises; the waste water is discharged to the next procedure link through a water outlet pipeline (11); the water pump (9) does not stop running by reciprocating in this way, so as to avoid evacuation;
3) protection: in the process, large particle impurities in the wastewater are isolated by the outer cylinder (5) of the grid support and the protective net cylinder (6), so that the liquid level transmitter (4) cannot be influenced; the timer controls the cleaning motor (8) to start at regular time to drive the protective net cylinder (6) to rotate, so that the cleaning brush (15) in the cleaning cavity (7) brushes out the particle impurities deposited on the protective net cylinder (6) to keep the meshes of the protective net cylinder (6) smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910988268.3A CN110671290B (en) | 2019-10-17 | 2019-10-17 | Waste water tank evacuation-proof device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910988268.3A CN110671290B (en) | 2019-10-17 | 2019-10-17 | Waste water tank evacuation-proof device and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110671290A CN110671290A (en) | 2020-01-10 |
| CN110671290B true CN110671290B (en) | 2021-10-12 |
Family
ID=69083364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910988268.3A Active CN110671290B (en) | 2019-10-17 | 2019-10-17 | Waste water tank evacuation-proof device and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110671290B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201519513U (en) * | 2009-09-28 | 2010-07-07 | 刘林沛 | Full-automatic urban domestic sewage waterpower catch basin |
| CN102116043A (en) * | 2009-12-31 | 2011-07-06 | 上海东方泵业(集团)有限公司 | Frequency conversion constant-pressure water supply system and control method thereof |
| CN205038530U (en) * | 2015-10-22 | 2016-02-17 | 安徽宁瑞自动化控制设备有限公司 | Automatic emission control case of sewage |
| CN206057987U (en) * | 2016-08-25 | 2017-03-29 | 成都康弘制药有限公司 | A kind of tank level control system of self-draining arrangement |
| CN206906901U (en) * | 2017-07-11 | 2018-01-19 | 新能（廊坊）能源化工技术服务有限公司 | draining pump control system and drainage system |
| CN209481387U (en) * | 2018-11-24 | 2019-10-11 | 新昌县澄潭镇澄设机械厂 | A kind for the treatment of tank convenient for cleaning inner wall |
-
2019
- 2019-10-17 CN CN201910988268.3A patent/CN110671290B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201519513U (en) * | 2009-09-28 | 2010-07-07 | 刘林沛 | Full-automatic urban domestic sewage waterpower catch basin |
| CN102116043A (en) * | 2009-12-31 | 2011-07-06 | 上海东方泵业(集团)有限公司 | Frequency conversion constant-pressure water supply system and control method thereof |
| CN205038530U (en) * | 2015-10-22 | 2016-02-17 | 安徽宁瑞自动化控制设备有限公司 | Automatic emission control case of sewage |
| CN206057987U (en) * | 2016-08-25 | 2017-03-29 | 成都康弘制药有限公司 | A kind of tank level control system of self-draining arrangement |
| CN206906901U (en) * | 2017-07-11 | 2018-01-19 | 新能（廊坊）能源化工技术服务有限公司 | draining pump control system and drainage system |
| CN209481387U (en) * | 2018-11-24 | 2019-10-11 | 新昌县澄潭镇澄设机械厂 | A kind for the treatment of tank convenient for cleaning inner wall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110671290A (en) | 2020-01-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110671290B (en) | Waste water tank evacuation-proof device and use method thereof | |
| CN100337717C (en) | Method for detecting service life of filtering core for water purifier | |
| CN104267706A (en) | Integrated management system for water affairs | |
| CN115253425A (en) | Vertical towerless water feeder with impurity filtering and collecting structure | |
| CN209638026U (en) | A kind of coal mine electromechanics immersible pump being easily installed | |
| CN216986723U (en) | A flue gas processing apparatus for silver is smelted | |
| CN109052841A (en) | A kind of artificial swamp | |
| CN202122561U (en) | Dish-washing machine | |
| CN208918812U (en) | A kind of water tank for high pressure pump assembly | |
| CN110966046B (en) | Ground remote monitoring system of mine drainage device | |
| CN210509703U (en) | Stainless steel deep well submersible pump | |
| CN106577461A (en) | System for purifying the bottom of eel culture pond | |
| CN110877942A (en) | Automatic operation method of ultrapure water equipment | |
| CN106007025B (en) | A kind of system that industrial water circulation utilizes | |
| CN206610409U (en) | A kind of warning device for copper powder recycling machine | |
| CN207268849U (en) | A kind of automatic control system intelligently adjusted for filtering cloth filtering pool liquid level | |
| CN212315733U (en) | Sewage treatment device of numerical control machine tool | |
| CN110339518A (en) | A kind of automatic sprinkler fire-extinguishing system | |
| CN212864177U (en) | Sludge discharge equipment for sewage treatment | |
| CN210656163U (en) | Waste sulfuric acid regenerating unit | |
| CN211247588U (en) | Cleaning fluid anti-backflow device of ultrasonic cleaning machine | |
| CN220319837U (en) | Submerged pump convenient for cleaning | |
| CN214914474U (en) | Spraying dust suppression device is carried to cement manufacture material | |
| CN210168987U (en) | Oil tea fruit peeling equipment | |
| CN218525032U (en) | Self-cleaning pump pit flood-prevention early warning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |