CN202052373U - Mud discharge car positioning device and mud discharge car operation control device based on device - Google Patents
Mud discharge car positioning device and mud discharge car operation control device based on device Download PDFInfo
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- CN202052373U CN202052373U CN2011201294095U CN201120129409U CN202052373U CN 202052373 U CN202052373 U CN 202052373U CN 2011201294095 U CN2011201294095 U CN 2011201294095U CN 201120129409 U CN201120129409 U CN 201120129409U CN 202052373 U CN202052373 U CN 202052373U
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- spoil disposal
- signal output
- mud discharge
- signal input
- disposal car
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Abstract
The utility model provides a mud discharge car positioning device and a mud discharge car operation control device based on the device, relates to a positioning device and an operation control device based on the device and solves the problems of low positioning precision and low mud discharge efficiency of the existing mud discharge car. The positioning device is characterized in that metal detection blocks are fixed on the outer side walls of mud discharge car wheels, an approach switch is used for detecting the positions of the metal detection blocks, and the switch quantity signal output end of the approach switch is connected with the switch quantity signal input end of a control unit. The operation control device is characterized in that the signal input end of an analog quantity output unit is connected with the signal output end of the control unit, the signal output end of the analog quantity output unit is connected with the signal input end of a frequency converter, and the signal output end of the frequency converter is connected with the signal input end of a walking motor. The walking motor is used for driving the mud discharge car to walk, and the control signal output end of the control unit is connected with the control signal input end of a siphon mud discharge device. The mud discharge car positioning device and the mud discharge car operation control device are suitable for being used for positioning the mud discharge car and controlling the automatic operation of the mud discharge car.
Description
Technical field
The utility model relates to a kind of positioner and based on the operating control device of described device.
Background technology
In the water-purifying process of waterworks, former water is after pump is transported to water purification plant area by water intaking, adopts measuring pump dosing coagulant in former water between dosing, pass through pipe-line mixer after, enter folded plate flocculation pond and horizontal sedimentation tank.The fine sediment that suspends in water is under certain hydraulics, by between micelle and and other particulate between mutual collision and gathering, the flco material that formation is easy to separate from water, thus add the coagulation of fast particle, reach the purpose (this phenomenon or operation are called flocculation) that solid-liquid separates.Along water (flow) direction, deposition is more and more, and in time getting rid of deposition is the necessary condition that guarantees the normal operation of sedimentation basin, and present domestic water factory horizontal sedimentation tank spoil disposal generally adopts truss-like siphon spoil disposal car to carry out spoil disposal.
In order to reduce unnecessary spoil disposal water content consumption, must improve the whole solid content of sludge from sedimentation tank water by reasonable spoil disposal.The mode of the mechanical dredge that now is popular is to carry out the segmentation spoil disposal by pond prodelta clay mud rule, and specific practice is: when strong point pond, sedimentation basin front end 1/3 pond prodelta clay mud reaches certain thickness, start the spoil disposal car and absorb the interior mud (being referred to as 1/3 spoil disposal) of front end 1/3 scope; And over time the sedimentation basin front end to the pond long 1/2 place siltation carry out 1/2 spoil disposal to a certain degree the time.Because the long scope in 1/2 pond, sedimentation basin rear end is less because of deposition, after 1/3,1/2 spoil disposal comes and goes 2 to 3 times, more once along the omnidistance operation of whole sedimentation basin length spoil disposal; Carrying out reasonable spoil disposal according to the precipitation rule of mud can accomplish to save water and energy.
Now; the particular location method that the spoil disposal car of how determining to walk is positioned horizontal sedimentation tank has a lot; utilize travel switch or artificial disturbance or malfunction occur through regular meeting at particular location installation and measuring object near methods such as switches; cause positioning accuracy lower, and then cause spoil disposal car spoil disposal efficient lower.
The utility model content
The utility model is in order to solve low, the inefficient problem of spoil disposal of existing spoil disposal car positioning accuracy, thereby provides a kind of spoil disposal car positioner and based on the spoil disposal car operating control device of described device.
A kind of spoil disposal car positioner, it comprises spoil disposal car position collecting unit and control module, described spoil disposal car position collecting unit is formed by the metal detection piece with near switch, and described metal detection piece is fixed on the lateral wall of spoil disposal car wheel, is used to detect the position of metal detection piece near switch; Described switching value signal output part near switch is connected with the switching value signal input part of control module.
A kind of spoil disposal car operating control device based on said apparatus, it comprises analog quantity output unit, frequency converter, movable motor and siphon mud discharging device, the signal input part of analog quantity output unit is connected with the signal output part of control module, the signal output part of described analog quantity output unit is connected with the signal input part of frequency converter, and the signal output part of described frequency converter is connected with the signal input part of movable motor; Movable motor is used to drive the walking of spoil disposal car; The control signal output of control module is connected with the control signal input of siphon mud discharging device.
Beneficial effect: the utility model passes through to locate the positioning accuracy height to gather the switching value that spoil disposal car wheel rotates near switch thereby calculate the position that obtains the spoil disposal car by control module; And the utility model is by the particular location of the spoil disposal car that obtains, control the walking of spoil disposal car automatically or stop, and control the spoil disposal car automatically and carry out spoil disposal, and spoil disposal efficient height, sludge discharge effects is good.
Description of drawings
Fig. 1 spoil disposal car of the present utility model positioning device structure schematic diagram; Fig. 2 is the structural representation of spoil disposal car operating control device of the present utility model.
The specific embodiment
The specific embodiment one, this specific embodiment is described in conjunction with Fig. 1, a kind of spoil disposal car positioner, it comprises spoil disposal car position collecting unit 1 and control module 2, described spoil disposal car position collecting unit 1 is formed by metal detection piece 1-1 with near switch 1-2, described metal detection piece 1-1 is fixed on the lateral wall of spoil disposal car wheel, is used to detect the position of metal detection piece 1-1 near switch 1-2; Described switching value signal output part near switch 1-2 is connected with the switching value signal input part of control module 2.Adopt inductance type direct current two-wire system near switch 1-2.
Operation principle: because the length of horizontal sedimentation tank and the girth of spoil disposal car wheel are fixed, when the spoil disposal car when enable position begins to walk, the number of times that turns over wheel multiply by the timely position that value that wheel circumference draws and sedimentation basin length can be determined the spoil disposal car.Therefore, the utility model has welded a metal detection piece 1-1 on the wheel housing of spoil disposal car, be fixed on appropriate location on the spoil disposal car wheel upper bearing (metal) with one near switch 1-2 simultaneously, when metal detection piece 1-1 rotates along with the spoil disposal wheel near near switch 1-2 the time, make control module 2 receive a switching signal near switch 1-2 action, control module 2 calculates the switching value signal of receiving, thereby calculates the spoil disposal car position under the current time, the location of realizing the spoil disposal car.
The specific embodiment two, based on a kind of spoil disposal car operating control device of the specific embodiment one described a kind of spoil disposal car positioner, it comprises analog quantity output unit 3, frequency converter 4, movable motor 5 and siphon mud discharging device 6, the signal input part of analog quantity output unit 3 is connected with the signal output part of control module 2, the signal output part of described analog quantity output unit 3 is connected with the signal input part of frequency converter 4, and the signal output part of described frequency converter 4 is connected with the signal input part of movable motor 5; Movable motor 5 is used to drive the walking of spoil disposal car; The control signal output of control module 2 is connected with the control signal input of siphon mud discharging device 6.
Operation principle: in the continuous walking of spoil disposal car, the switching value signal that 2 pairs of control modules are received is counted, (arrive desired location) when reaching the numerical value of setting, control module 2 control movable motors 5 control spoil disposal cars are walked automatically, and control siphon mud discharging device 6 carries out spoil disposal work.
The utility model can accurately be determined the particular location of spoil disposal car, makes the walking in time automatically of spoil disposal car and inhales mud, helps body to increase work efficiency and reduces unnecessary water resource waste.
The difference of the specific embodiment three, this specific embodiment and concrete mode two described a kind of spoil disposal car operating control devices is, it also comprises electromagnetism emptying pump 7, the electromagnetism emptying pump control signal input of described electromagnetism emptying pump 7 is connected with the electromagnetism emptying pump control signal output of control module 2, the vacuum that described electromagnetism emptying pump 7 forms when being used to destroy 6 work of siphon mud discharging device.
The difference of the specific embodiment four, this specific embodiment and concrete mode two or three described a kind of spoil disposal car operating control devices is, it also comprises electric contact vacuum meter 8, and the pressure acquisition signal output part of described electric contact vacuum meter 8 is connected with the pressure acquisition signal output part of control module 2.
Electric contact vacuum meter 8 in the present embodiment is used to gather the pressure of siphon mud discharging device.
The difference of the specific embodiment five, this specific embodiment and concrete mode four described a kind of spoil disposal car operating control devices is, it also comprises travel switch 9, and the travel switch amount signal output part of described travel switch 9 is connected with the travel switch amount signal input part of control module 2.
The difference of the specific embodiment six, this specific embodiment and concrete mode two, three or five described a kind of spoil disposal car operating control devices is that it comprises that also control module 2 adopts PLC to realize.
The difference of the specific embodiment seven, this specific embodiment and concrete mode six described a kind of spoil disposal car operating control devices is that it comprises that also PLC is that model is the PLC of OMRON CPM2A-40CDR.
The difference of the specific embodiment eight, this specific embodiment and concrete mode two, three, five or seven described a kind of spoil disposal car operating control devices is that it comprises that also analog quantity output unit 3 is that model is the analog quantity output unit of CPM1A-MAD01.
Below in conjunction with concrete occasion effect of the present invention is described: in certain Large Water Works, the wheel circumference of spoil disposal car is 126cm, total distance that the spoil disposal car opinion of horizontal sedimentation tank is walked on rail is 92.4m, then the spoil disposal car is when starting walking position to 1/2/, 1/3 position of sedimentation basin, and wheel respectively must 37 and 24 weeks of rotation.PLC counts the switching signal of sending near switch, and control system control movable motor drive spoil disposal car is walked automatically after reaching preset value, and inhales mud automatically; Its detailed process is: adopt change-over switch to select 1/3 or 1/2 stroke, start the siphon mud discharging device, do not form as siphon, then restart the siphon mud discharging device; When the siphon of siphon mud discharging device formed, movable motor 5 drove the walking of spoil disposal car forward, when arriving 1/3 or 1/2 stroke, stop walking, and destroy the vacuum that siphon forms, after the destruction, movable motor 5 drives spoil disposal car inverted running, after operation puts in place, finishes spoil disposal one time.Spoil disposal car of the present utility model accurate positioning, the operational efficiency height, to inhale mud effective.
Claims (8)
1. spoil disposal car positioner, it is characterized in that: it comprises spoil disposal car position collecting unit (1) and control module (2), described spoil disposal car position collecting unit (1) is formed by metal detection piece (1-1) with near switch (1-2), described metal detection piece (1-1) is fixed on the lateral wall of spoil disposal car wheel, is used to detect the position of metal detection piece (1-1) near switch (1-2); Described switching value signal output part near switch (1-2) is connected with the switching value signal input part of control module (2).
2. based on a kind of spoil disposal car operating control device of a kind of spoil disposal car positioner according to claim 1, it is characterized in that: it comprises analog quantity output unit (3), frequency converter (4), movable motor (5) and siphon mud discharging device (6), the signal input part of analog quantity output unit (3) is connected with the signal output part of control module (2), the signal output part of described analog quantity output unit (3) is connected with the signal input part of frequency converter (4), and the signal output part of described frequency converter (4) is connected with the signal input part of movable motor (5); Movable motor (5) is used to drive the walking of spoil disposal car; The control signal output of control module (2) is connected with the control signal input of siphon mud discharging device (6).
3. a kind of spoil disposal car operating control device according to claim 2, it is characterized in that it also comprises electromagnetism emptying pump (7), the electromagnetism emptying pump control signal input of described electromagnetism emptying pump (7) is connected with the electromagnetism emptying pump control signal output of control module (2), the vacuum that described electromagnetism emptying pump (7) forms when being used to destroy siphon mud discharging device (6) work.
4. according to claim 2 or 3 described a kind of spoil disposal car operating control devices, it is characterized in that it also comprises electric contact vacuum meter (8), the pressure acquisition signal output part of described electric contact vacuum meter (8) is connected with the pressure acquisition signal output part of control module (2), and described electric contact vacuum meter (8) is used for gathering the pressure when destroying siphon arranging device (6) work.
5. a kind of spoil disposal car operating control device according to claim 4 is characterized in that it also comprises travel switch (9), and the travel switch amount signal output part of described travel switch (9) is connected with the travel switch amount signal input part of control module (2).
6. according to claim 2,3 or 5 described a kind of spoil disposal car operating control devices, it is characterized in that control module (2) adopts PLC to realize.
7. a kind of spoil disposal car operating control device according to claim 6 is characterized in that PLC is that model is the PLC of OMRONCPM2A-40CDR.
8. according to claim 2,3,5 or 7 described a kind of spoil disposal car operating control devices, it is characterized in that analog quantity output unit (3) is that model is the analog quantity output unit of CPM1A-MAD01.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201294095U CN202052373U (en) | 2011-04-27 | 2011-04-27 | Mud discharge car positioning device and mud discharge car operation control device based on device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201294095U CN202052373U (en) | 2011-04-27 | 2011-04-27 | Mud discharge car positioning device and mud discharge car operation control device based on device |
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| Publication Number | Publication Date |
|---|---|
| CN202052373U true CN202052373U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201294095U Expired - Lifetime CN202052373U (en) | 2011-04-27 | 2011-04-27 | Mud discharge car positioning device and mud discharge car operation control device based on device |
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| CN (1) | CN202052373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104876129A (en) * | 2015-05-20 | 2015-09-02 | 河南省恒远起重机械集团有限公司 | Limiting device of electric trolley of bridge type crane |
| CN107754395A (en) * | 2017-10-13 | 2018-03-06 | 瀚蓝环境股份有限公司 | A kind of sludge discharging method, sludge drainage system and sludge discharging machine |
-
2011
- 2011-04-27 CN CN2011201294095U patent/CN202052373U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104876129A (en) * | 2015-05-20 | 2015-09-02 | 河南省恒远起重机械集团有限公司 | Limiting device of electric trolley of bridge type crane |
| CN107754395A (en) * | 2017-10-13 | 2018-03-06 | 瀚蓝环境股份有限公司 | A kind of sludge discharging method, sludge drainage system and sludge discharging machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GRANDBLUE ENVIRONMENT CO., LTD. Free format text: FORMER NAME: NANHAI DEVELOPMENT CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528200 Guangdong Foshan Nanhai Nanhai Nanhai Avenue building, Guicheng Patentee after: Grandblue Environment Co., Ltd. Address before: 528200, Guangdong Foshan Nanhai Nanhai Avenue Finance Union Building Patentee before: Nanhai Development Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111130 |