CN202101643U - Angle monitoring system based on displacement sensor - Google Patents
Angle monitoring system based on displacement sensor Download PDFInfo
- Publication number
- CN202101643U CN202101643U CN2010206967970U CN201020696797U CN202101643U CN 202101643 U CN202101643 U CN 202101643U CN 2010206967970 U CN2010206967970 U CN 2010206967970U CN 201020696797 U CN201020696797 U CN 201020696797U CN 202101643 U CN202101643 U CN 202101643U
- Authority
- CN
- China
- Prior art keywords
- driving lever
- buoyancy aid
- displacement transducer
- angle
- fanning strip
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses an angle monitoring system based on a displacement sensor, comprising a data processing unit, an execution unit and a signal acquisition unit, wherein the signal acquisition unit comprises a sectorial angle conversion mechanism, a guyed displacement sensor fixed on a river bank and a poking mechanism; the sectorial angle conversion mechanism includes a mounting support fixed on the river bank, a sectorial plate cooperatively connected with the mounting support through a pin shaft, and a stop level fixedly connected with one end of the sectorial plate near the closing direction of a floating door; and the arc surface of the sectorial plate is provided with an arc groove . The guyed displacement sensor is in communication connection with a data processing unit, and provided with stay wires and wire outgoing holes, and the stay wires are fixedly connected with the end of the sectorial plate near the closing direction of the floating door. The poking mechanism includes a fixing plate for fixing on the upper portion of the floating door, a poking rod holder and a poking rod embedded in the poking rod holder and cooperatively connected with the poking rod holder, and the relative position relationship of the poking rod and the stop rod enables the poking rod to poke the stop rod when rotating along with the floating door.
Description
Technical field
The utility model relates to a kind of angle monitor system, relates in particular to a kind of angle monitor system based on displacement transducer.
Background technology
Suzhou River keeps off damp mitigation emergency work newly-built one emergent tidal gate, and for guaranteeing the attractive in appearance of safe and reliable and protection gate, float type one word strobe is adopted in design, is called for short the buoyancy aid door.The buoyancy aid door is on the basis of floating box type river lock, to grow up, and is fit to use in the moving water, can well solve the contradiction of river lock and traffic.Buoyancy aid Men Yiduan utilizes on the hinged door pillar that is fixed on the riverbank gate pier, and the other end utilizes screw propeller to promote gate opening/closing, is sunken to the gate floor in a storehouse at ordinary times down.Buoyancy aid door barrier gate process is: the barrier gate instruction issuing, start the draining of gate ballast water tank water, and cause the gate come-up, after come-up puts in place, start the rotation of gate; Beginning barrier gate, barrier gate put the back in place to the ballast water tank water water-filling, and gate is sunk.The process of opening a sluice gate is the inverse process of barrier gate process.
The rotation of buoyancy aid door drives adopts twin screw to drive, and according to the buoyancy aid door rotation angle degree or the angular velocity of real-time monitoring, in the gate rotary course, comes the rotating speed of automatic adjustable screw oar.Because the buoyancy aid door adopts hinged structure, door-hinge is fixing can not to be rotated with the rotation of gate, and common angular transducer mainly contains two types on the market now: potentiometer formula and photoelectric encoder formula.The principle of work of this angular transducer of two types is through the rotation of monitoring axle and measures real-time angle value, all can't use in this case, adopts angular-rate sensor monitoring gate angular velocity of rotation so intend.It is too frequent that but the trim angle of buoyancy aid door changes, and the measured value influence of angle speed sensor is very big, can not reflect the real magnitude of angular velocity of gate.Therefore be badly in need of a kind ofly monitoring the gate angle in real time, can reduce the angle monitor system of gate trim angle simultaneously again the influence of measured value.
The utility model content
The utility model provides a kind of can monitor the gate angle in real time, can reduce the angle monitor system of gate trim angle to the influence of measured value simultaneously again.
For realizing above-mentioned purpose, the said angle monitor system that states based on displacement transducer comprises data processing unit, performance element and signal gathering unit; Said signal gathering unit comprises that fan-shaped angle throw-over gear comprises the mounting bracket that is used for fixing on the riverbank; Fanning strip, it is connected through bearing pin and said mounting bracket; And, pin, itself and said fanning strip are connected near an end of buoyancy aid door closing direction; Be used for fixing the stay-supported displacement transducer on the riverbank, it is connected with the data processing unit communication, and said stay-supported displacement transducer has backguy and wire hole, and said backguy and fanning strip are connected near an end of buoyancy aid door closing direction; And toggle mechanism comprises the fixed head that is used for fixing on buoyancy aid door top; The driving lever seat; Driving lever, said driving lever embeds in the driving lever seat, and is connected with said driving lever seat; The relative position relation of said driving lever and pin makes said driving lever when rotating with the buoyancy aid door, can stir said pin.
Preferably, the center of circle of said fanning strip is positioned on the axis of buoyancy aid door-hinge.
Preferably, said backguy has the power of automatically replying, height such as said wire hole and arc groove center line.
Preferably, said fixed head central point is laid on the center line of buoyancy aid door, and said driving lever seat is fixed on the center of fixed head, and said driving lever vertically embeds in the driving lever seat and with the driving lever seat and is connected.
The beneficial effect of the utility model is, simple, the easy for installation and flexible operation of said angle monitor system architecture based on displacement transducer; Said angle monitor system based on displacement transducer; Can be applicable to conventional angular transducer can't use or use with angular-rate sensor have any problem, the demanding float type gate of the measuring accuracy angle situation of monitoring in real time, the while can be reduced the influence of gate trim angle to measured value again.
Description of drawings
Fig. 1 shows the principle schematic based on the angle monitor system of displacement transducer.
Fig. 2 shows the structural representation of signal gathering unit.
Fig. 3 (a) and Fig. 3 (b) show the error correction schematic diagram.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 shows the principle schematic based on the angle monitor system 100 of displacement transducer.Said angle monitor system 100 based on displacement transducer comprises data processing unit 20 and the performance element 30 that is connected with said data processing unit 20 communications; Said data processing unit 20 comprises PLC22 and the display 23 that is connected with said PLC22 communication; Said performance element 30 comprises the drive unit 33 that is connected with said PLC22 communication, and said drive unit 33 is electrically connected the rotation with control motor 32 with motor 32, and said motor 32 is connected with screw propeller 31, rotates to drive screw propeller 31; Said screw propeller 31 has speed probe, and said speed probe is connected with said drive unit 33 communications; Said angle monitor system 100 based on displacement transducer also comprises signal gathering unit 10; Said signal gathering unit 10 has the stay-supported displacement transducer 13 that is connected with said PLC22 communication, fan-shaped angle throw-over gear 12 and toggle mechanism 11.
Fig. 2 shows the structural representation of signal gathering unit 10.Said toggle mechanism 11 comprises fixed head 8, driving lever 6 and driving lever seat 7; Said fixed head is fixed on buoyancy aid door top, and said fixed head 8 central points are laid on the center line of buoyancy aid door; Driving lever seat 7 adopts the bolt mounting means to be fixed on the center of said fixed head 8; Driving lever 6 vertically embeds in the driving lever seats 7 and is connected with said driving lever seat 7, adopts screw retention, and the verticality of driving lever 6 and buoyancy aid door upper plane is not more than 0.2mm.Said fan-shaped angle throw-over gear 12 comprises mounting bracket 2, fanning strip 4, bearing pin 3 and arc groove; Said mounting bracket 2 adopts expansion bolts to be fixed on the riverbank 9, and the center of circle of said fanning strip 4 is positioned on the axis of the door-hinge that floats and deviation is not more than 0.2mm, and is basic identical with the anglec of rotation of guaranteeing fanning strip 4 anglecs of rotation and buoyancy aid door; Fanning strip 4 is connected through bearing pin 3 and said mounting bracket 2; Pin 5 employing bolts and said fanning strip 4 are connected near an end of buoyancy aid door closing direction; The arc surface of said fanning strip 4 has and prevents that said pin 5 from skidding off the arc groove of said arc surface; The relative position relation of said driving lever 6 and pin 5 makes said driving lever 6 when rotating with the buoyancy aid door, can stir said pin 5.The said stay-supported displacement transducer 13 that is fixed on the riverbank 9 comprises wire hole and backguy, and the height such as arc groove center line of its wire hole and said fanning strip 4 arc surfaces, and deviation is not more than 0.2mm; Backguy and said fanning strip 4 are connected near an end of buoyancy aid door closing direction, and said backguy has 1 kilogram the power that automatically replies.
The scaling method of said angle monitor system 100 based on displacement transducer does, at first the buoyancy aid door placed the complete opening state, and this moment, said stay-supported displacement transducer 13 output voltage values were set to zero; Secondly said buoyancy aid door is placed buttoned-up status, read said stay-supported displacement transducer 13 output voltage values this moment, thereby confirm the variation range of said stay-supported displacement transducer 13 output voltages; The said buoyancy aid door of last manually rotation; Begin from buoyancy aid door full open position; Every rotation 5 degree of said buoyancy aid door write down the magnitude of voltage of once said stay-supported displacement transducer 13 outputs, and the magnitude of voltage that is write down and its corresponding buoyancy aid door rotation angle degree tabulation are calculated; Obtain the sensitivity of said angle monitor system 100 based on displacement transducer, thereby accomplish the demarcation of said angle monitor system 100 based on displacement transducer.
Said PLC22 is that according to the control program of said sensitivity adjustment PLC22, the output voltage values that inputs to the stay-supported position transducer in the PLC22 converts corresponding angle value into through said control program with the method for work that electric signal is converted into angle value.
The said method of work of controlling the buoyancy aid closing speeds based on the angle monitor system 100 of displacement transducer is at first said angle monitor system 100 based on displacement transducer to be demarcated; When buoyancy aid door rotary closing, fixed head 8 drives driving lever 6 and rotates synchronously around the buoyancy aid door-hinge after the demarcation; Driving lever 6 is stirred pin 5, rotates synchronously to drive fanning strip 4, and the backguy of stay-supported displacement transducer 13 is pulled out along the arc groove of fanning strip 4; Said stay-supported displacement transducer 13 is converted into electric signal with the backguy length of pulling out and transfers among the PLC22 of data processing unit 20; Said PLC22 is converted into the electric signal that receives angle value and carries out error correction; Revised angle value shows through display 23; PLC22 draws angle difference with revised angle value and the contrast of desired angle value, and then changes into screw propeller 31 rotating speeds of expectation, obtains the control signal of motor 32 in conjunction with the speed probe that detects screw propeller 31 rotating speeds; Final control screw propeller 31 rotational speed as expected, thereby the closing velocity of control buoyancy aid door.
The method of work that said angle monitor system 100 based on displacement transducer controls buoyancy aid door opening speeds is at first said angle monitor system 100 based on displacement transducer to be demarcated; When unlatching was closed in the rotation of buoyancy aid door, fixed head 8 drove driving levers 6 and rotates synchronously around the buoyancy aid door-hinge after the demarcation; By the power that automatically replies of backguy, pin 5 is followed driving lever 6 revolutions, and fanning strip 4 turns round synchronously simultaneously, and the backguy of stay-supported displacement transducer 13 is regained along the arc groove of fanning strip 4; Said stay-supported displacement transducer 13 is converted into electric signal with the backguy length of regaining and transfers among the PLC22 of data processing unit 20; Said PLC22 is converted into the electric signal that receives angle value and carries out error correction; Revised angle value shows through display 23; PLC22 draws angle difference with revised angle value and the contrast of desired angle value, and then changes into screw propeller 31 rotating speeds of expectation, obtains the control signal of motor 32 in conjunction with the speed probe that detects screw propeller 31 rotating speeds; Final control screw propeller 31 rotational speed as expected, thereby the opening speed of control buoyancy aid door.
Fig. 3 (a) and Fig. 3 (b) show the error correction schematic diagram.The method that said PLC22 revises the error that buoyancy aid door trim angle causes does, the swing of said driving lever 6 takes place can cause in the trim in opening-closing process the buoyancy aid door.The chord length that shown in Fig. 3 (a), is caused by buoyancy aid door trim angle is expressed as L; L is confirmed by formula
; Wherein x representes the distance of fixed head 8 to pin 5, and
representes the trim angle of buoyancy aid door.The chord length that shown in Fig. 3 (b), causes for driving lever 6 and fanning strip 4 buoyancy aid door trim angle equates; Be expressed as L equally; L also can be by formula L=2ysin (β/2), and wherein y representes the distance of fanning strip 4 centers to pin 5, and β representes the fluctuation angle of fanning strip 4.Above-mentioned two formula can be released xsin (α/2)=ysin (β/2), and fanning strip 4 fluctuation angle β are confirmed by formula xsin (α/2)=ysin (β/2) thus, specifically can receive the influence of x, y and three factors of α.
Become with SEA LEVEL VARIATION when wherein the x value is in buoyancy aid door opening-closing process; It can be confirmed by formula x=z-Δ x in real time; Z is the water level minimum of buoyancy aid door when the water level minimum point; Δ x is the range value that buoyancy aid door opening-closing process middle water level goes up, and said water level rising range value Δ x can record through liquid level sensor; The y value is the distance of fanning strip 4 center pits to pin 5, and this value is confirmed later in system's installation; Buoyancy aid door trim angle a value also can be measured through double-shaft tilt angle sensor in buoyancy aid door opening-closing process.To sum up, the error that said buoyancy aid door trim angle causes, promptly fanning strip 4 fluctuation angle β can be confirmed by said method, and then PLC22 revises the angle value of real-time measurement according to this modified value.
The above; Be merely the preferred embodiment of the utility model, should be pointed out that for a person skilled in the art; Under the prerequisite that does not break away from the utility model principle; Can also make some distortion and improvement,, also belong to the protection domain of this utility model such as change to mechanical transmission structure.
Claims (4)
1. the angle monitor system based on displacement transducer is characterized in that: comprise data processing unit, performance element and signal gathering unit; Said signal gathering unit comprises,
Fan-shaped angle throw-over gear comprises the mounting bracket that is used for fixing on the riverbank; Fanning strip, it is connected through bearing pin and said mounting bracket, and the arc surface of said fanning strip has arc groove; And, pin, itself and said fanning strip are connected near an end of buoyancy aid door closing direction;
Be used for fixing the stay-supported displacement transducer on the riverbank, it is connected with the data processing unit communication, and said stay-supported displacement transducer has backguy and wire hole, and said backguy and fanning strip are connected near an end of buoyancy aid door closing direction; And,
Toggle mechanism comprises the fixed head that is used for fixing on buoyancy aid door top; The driving lever seat; Driving lever, said driving lever embeds in the driving lever seat, and is connected with said driving lever seat; The relative position relation of said driving lever and pin makes said driving lever when rotating with the buoyancy aid door, can stir said pin.
2. according to the said angle monitor system based on displacement transducer of claim 1, it is characterized in that: the center of circle of said fanning strip is positioned on the axis of buoyancy aid door-hinge.
3. according to the said angle monitor system based on displacement transducer of claim 1, it is characterized in that: said backguy has the power of automatically replying, height such as said wire hole and arc groove center line.
4. according to the said angle monitor system of claim 1 based on displacement transducer; It is characterized in that: said fixed head central point is laid on the center line of buoyancy aid door; Said driving lever seat is fixed on the center of fixed head, and said driving lever vertically embeds in the driving lever seat and with the driving lever seat and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206967970U CN202101643U (en) | 2010-12-31 | 2010-12-31 | Angle monitoring system based on displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206967970U CN202101643U (en) | 2010-12-31 | 2010-12-31 | Angle monitoring system based on displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202101643U true CN202101643U (en) | 2012-01-04 |
Family
ID=45387651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206967970U Expired - Fee Related CN202101643U (en) | 2010-12-31 | 2010-12-31 | Angle monitoring system based on displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202101643U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953012A (en) * | 2014-01-08 | 2014-07-30 | 中国船舶科学研究中心上海分部 | Propeller driven floating gate |
| CN106643605A (en) * | 2017-01-04 | 2017-05-10 | 大连海事大学 | Door horizontal jump real-time monitoring device and method in running state of navigation lock |
| CN114295335A (en) * | 2021-11-11 | 2022-04-08 | 江苏徐工工程机械研究院有限公司 | Engineering machinery control handle working interval testing system and analysis method |
| CN114808871A (en) * | 2022-05-23 | 2022-07-29 | 水利部交通运输部国家能源局南京水利科学研究院 | Linear floating body gate without opening and closing system |
-
2010
- 2010-12-31 CN CN2010206967970U patent/CN202101643U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953012A (en) * | 2014-01-08 | 2014-07-30 | 中国船舶科学研究中心上海分部 | Propeller driven floating gate |
| CN106643605A (en) * | 2017-01-04 | 2017-05-10 | 大连海事大学 | Door horizontal jump real-time monitoring device and method in running state of navigation lock |
| CN106643605B (en) * | 2017-01-04 | 2018-12-18 | 大连海事大学 | Door body level jump real-time monitoring device and its monitoring method under ship gateway operation state |
| CN114295335A (en) * | 2021-11-11 | 2022-04-08 | 江苏徐工工程机械研究院有限公司 | Engineering machinery control handle working interval testing system and analysis method |
| CN114295335B (en) * | 2021-11-11 | 2023-12-08 | 江苏徐工工程机械研究院有限公司 | Engineering machinery control handle working area test system and analysis method |
| CN114808871A (en) * | 2022-05-23 | 2022-07-29 | 水利部交通运输部国家能源局南京水利科学研究院 | Linear floating body gate without opening and closing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102168416B (en) | Operating method for displacement-sensor-based angle monitoring system | |
| CN202101643U (en) | Angle monitoring system based on displacement sensor | |
| CN113108768A (en) | Hydrology water resource survey device with self preservation protects function | |
| CN205193602U (en) | Draw formula of dragging surface of water photovoltaic tracking system of floating | |
| CN206787669U (en) | Hydraulic engineering Level monitor | |
| CN214372765U (en) | Water conservancy depth sounding equipment | |
| CN108327853B (en) | Buoy capable of changing detection depth | |
| CN208777511U (en) | Shade is used on a kind of glass curtain wall | |
| CN114701602A (en) | Anchoring buoy monitoring device with winch and position control method thereof | |
| CN213842706U (en) | Water conservancy water and electricity construction is with surveying equipment | |
| CN213117201U (en) | Flood prevention alarm device for hydraulic engineering | |
| CN208688619U (en) | A kind of floatation type water-level gauge | |
| CN116289783A (en) | Dynamic water diversion revolving door of irrigation channel, irrigation channel system and water control method | |
| CN216041007U (en) | Channel gate for hydraulic engineering | |
| CN216332671U (en) | Glider propulsion propeller with good stability | |
| CN209989785U (en) | Driving device for water conservancy gate | |
| CN216717457U (en) | Dam seepage flow and flow velocity monitoring device | |
| CN221123440U (en) | Flood prevention early warning device | |
| CN218883412U (en) | Water level monitoring alarm device for hydraulic engineering | |
| CN216524247U (en) | Adjustable ultrasonic water level gauge for hydrology | |
| CN220884712U (en) | Culture tail water informatization device | |
| CN205507560U (en) | Screw impulse type floats photovoltaic tracking device | |
| CN212206072U (en) | Wave sensor | |
| CN111776155A (en) | Semi-submersible offshore oil drilling platform | |
| CN218032228U (en) | Be used for hydraulic engineering water level monitoring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20131231 |