CN2497277Y - Encoded position detecting device with locating and failure self-diagnosis - Google Patents
Encoded position detecting device with locating and failure self-diagnosis Download PDFInfo
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- CN2497277Y CN2497277Y CN 01252978 CN01252978U CN2497277Y CN 2497277 Y CN2497277 Y CN 2497277Y CN 01252978 CN01252978 CN 01252978 CN 01252978 U CN01252978 U CN 01252978U CN 2497277 Y CN2497277 Y CN 2497277Y
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Abstract
The utility model relates to a detection device of detecting fixed-point position for a mobile machinery. A coded position detecting device that has a function of orientation and can make a self fault diagnosis comprises an information identification signboard which is fixedly arranged on the detected position and a detecting sensor and a controlling device which are arranged on the mobile machinery, wherein, the position information identification signboard (24) comprises a group of identification strips which has locating information code and coding information code, the detecting sensor (20) consists of a locating sensor and a coding sensor, the detecting sensor is output and connected with a logical arithmetic circuit (25), and after calculating the logical arithmetic circuit signals are input into a position indicator (15), a failure testing alarm display panel (18), a positive direction contraposition output display (37), an opposite direction contraposition output display (38), a contraposition completion output display (39) and a mobile machinery main controller. The utility model has function of testing switch code which can realize testing a plurality of positions by fewer detect switches, and also has simple structure and lower cost, thus inconsistent phenomenon in detesting can be avoided effectively.
Description
Technical field
The utility model relates to the pick-up unit of mechanically moving to fixed position, relates in particular to the location of mechanically moving to a plurality of fixed positions.Blowpit position as the stock chest mobile dummy car in the metallurgy industry is detected, the detection of detection of the floor of elevator and stop position in the elevator industry.
Background technology
Existing mobile apparatus multiposition detects and the fixed point technique of counterpoint, use encode to detect but do not have the sensor fault measuring ability, and the detection of position and contraposition shut down general each need a covering device, complex structure and be difficult for adjusting.Owing to adopt the encode detection generally must use the combination of a plurality of sensors to produce code,, so that form mistake control to mobile apparatus if one or the undesired code that will produce mistake of several sensor actions are arranged in a plurality of sensor.In when operation, should accurately detect the position of each floor as elevator, correctly be parked in the floor of regulation, if, will cause serious consequence because detector switch is made mistakes and the location is forbidden to cause between floor and shut down.China Patent No. 93104197.X, patent name " cab position detecting device " and China Patent No. 95118525.X, patent name " control method of stop position of elevator cage " discloses a kind of fixed position point sensor and has carried out the device of encode and the technology that the signal after detecting is handled, but self-test device after not having sensor to break down or method, make mistakes if having one or several faults (often move or be failure to actuate) will produce code in several sensors, cause the incorrect operation of machine.There is not the technology of fault self-diagnosis function to be used for not being stable speed operation's mobile apparatus as having only encode, but running status is various, as: speed speed, move, do not move, moving occasion such as stop, sensor will come and go through the time of state variation critical point, sometimes very short, very long, sometimes even rest on the state variation critical point sometimes, cause code information to make mistakes; If owing to the installation and processing error that detects sign, the reasons such as inconsistency of each sensor, during the critical point of sensor process state variation, also will cause code information to make mistakes.These technical pattern complexity on the other hand, computing and adjust difficulty is difficult to make and make mistakes easily.
Summary of the invention
The utility model has overcome mobile apparatus and a plurality of fixed positions has been detected the defective that misplaces, the coding techniques and the fault diagnosis of position probing are integrated, having detector switch encodes, accurately locatees and fault self-diagnosis function, only need less detector switch can realize multipoint detection, simple in structure, cost is lower, can avoid detecting inconsistent phenomenon effectively.
The utility model is achieved in that
A kind of coding type position detecting device with location and fault self-diagnosis, comprise the message identification board that fixedly is loaded on detected position, detecting sensor on the mobile apparatus and control device, described positional information Sign Board comprises a group id bar that contains locating information sign indicating number and coded message sign indicating number, fixed frame is housed on the mobile apparatus, detecting sensor is housed on the fixed frame, logical operation circuit, position indicator, the fault detect attention display, reset switch, selector switch, forward contraposition Output Display Unit, oppositely Output Display Unit is finished in contraposition Output Display Unit and contraposition, detecting sensor is made up of alignment sensor and code sensor, detecting sensor output connects logical operation circuit, after the logical operation circuit computing with signal input position display, the fault detect attention display, forward contraposition Output Display Unit, reverse contraposition Output Display Unit, Output Display Unit and mobile apparatus master controller are finished in contraposition.
Above-mentioned have in location and the coding type position detecting device of fault self-diagnosis, one group id bar of described positional information Sign Board comprises two positioning mark bars and many code identification bars, the positioning mark bar is shorter than the code identification bar, article two, the positioning mark bar positional information Sign Board left and right sides that is placed in, in the left and right sides along Sign Board center line positioning mark bar than the indentation of code identification bar, overlapped along two positioning mark bars of Sign Board center line, corresponding two alignment sensors and many code sensors of comprising of detecting sensor.
Above-mentioned have in location and the coding type position detecting device of fault self-diagnosis, described logical operation circuit is accepted the location and the coded signal input of detecting sensor, the logical operation circuit circuit connects as follows: one of input end of alignment sensor KZ output signal tap rejection gate 1, with one of door 2 input ends, Sheffer stroke gate 12, rejection gate 32, with door 33, not gate 36, one of input end of alignment sensor KF output signal tap rejection gate 1, with one of door 2 input ends, Sheffer stroke gate 12, rejection gate 32, with door 34, not gate 35, rejection gate 32 outputs connect and door 31, a plurality of code sensor 23 output signal tap rejection gates 1 input ends, with door 2 input ends, deposit decoding scheme 14 input ends, rejection gate 1 output tap rest-set flip-flop 7, rising edge flip-flop number 13, with door 4, with door 2 output tap rest-set flip-flops 3, or door 6, with door 8, connect delay circuit 5 between the input end of rest-set flip-flop 3 input ends and rest-set flip-flop 7, accept to export tap rest-set flip-flop 7 after rest-set flip-flop 3 and rejection gate 1 output signal with door 4, rest-set flip-flop 9, rest-set flip-flop 11 and selector switch 17, with door 8 accept rest-set flip-flop 7 and with door 2 output signals after output connect rest-set flip-flop 9, accept with door 10 that output connects rest-set flip-flop 11 after rest-set flip-flop 9 and Sheffer stroke gate 12 output signals, deposit decoding scheme 14 and accept rest-set flip-flop 11 and code sensor 23 output signals and selector switch 17 back output tap position display 15 and mobile apparatus master controllers 19, accept after rest-set flip-flop 9 and rejection gate 32 output signals contraposition of output tap with door 31 and finish display 39 and mobile apparatus master controller 19, accept rest-set flip-flop 9 with door 33, output tap forward contraposition Output Display Unit 37 and mobile apparatus master controller 19 after not gate 35 and the alignment sensor KZ output signal, accept rest-set flip-flop 9 with door 34, output reverse contraposition Output Display Unit 38 of tap and mobile apparatus master controller 19 after not gate 36 and the alignment sensor KF output signal, or output connects rising edge flip-flop number 13 behind door 6 acceptance and door 2 output signals and reset switch 16 signals, counter 13 output tap fault detect attention display 18 and mobile apparatus master controllers 19.
The utility model adopts the combination of coded system and logical operation circuit, one group of sign bar that contains location and coded message respectively is set on a plurality of fixed positions, the display that detecting sensor and logical operation circuit is housed on the mobile apparatus and shows present case, have accurate location and fault self-diagnosis function, apparatus structure is simple, and cost is lower.
Description of drawings
Fig. 1 is the coding type position detecting device structure principle chart that the utlity model has location and fault self-diagnosis, Fig. 2 is the logical operation circuit electrical schematic diagram, Fig. 3 is a positional information Sign Board synoptic diagram, Fig. 4 be among Fig. 3 detecting sensor in the information representation of each position.Among the figure: switch is a sensor, switch can be optoelectronic switch, mechanical switch or proximity switch, KZ, KF are alignment sensor, K0, K1, K2, Kn are code sensor, left lateral, right lateral are the moving direction of detecting sensor relative position information Sign Board, and Fig. 3 is the relative position synoptic diagram of certain position such as 4# position switch group and positional information Sign Board.
Embodiment
Referring to Fig. 1, a kind of coding type position detecting device with location and fault self-diagnosis, comprise the message identification board 24 that fixedly is loaded on detected position, detecting sensor 20 and control device on the mobile apparatus, positional information Sign Board 24 comprises a group id bar that contains locating information sign indicating number and coded message sign indicating number, one group id bar comprises two positioning mark bars 26 and many code identification bars 27, positioning mark bar 26 is shorter than code identification bar 27, article two, positioning mark bar 26 positional information Sign Board 24 left and right sides that are placed in, in the left and right sides than 27 indentations of code identification bar a bit along Sign Board 24 center line positioning mark bars 26, article two, positioning mark bar 26 is symmetrical along center line, overlapped along two positioning mark bars 26 of Sign Board center line, referring to Fig. 3.Corresponding detecting sensor 20 comprises two alignment sensors 22 (KZ, KF) and many code sensors 23 (K0, K1, K2, Kn).Fixed frame 21 is housed on the mobile apparatus, detecting sensor 20 is housed on the fixed frame 21, logical operation circuit 25, position indicator 15, fault detect attention display 18, reset switch 16, selector switch 17, forward contraposition Output Display Unit 37, reverse contraposition Output Display Unit 38, Output Display Unit 39 is finished in contraposition, detecting sensor 20 output connects logical operation circuit 25, after logical operation circuit 25 computings with signal input position display 15, fault detect attention display 18, forward contraposition Output Display Unit 37, reverse contraposition Output Display Unit 38, Output Display Unit 39 and mobile apparatus master controller 19 are finished in contraposition.
Fig. 2 is the circuit connection diagram of logical operation circuit 25.Logical operation circuit 25 is accepted the location and the coded signal input treated output in back of detecting sensor 20.
When having the coding type position detecting device work of location and fault self-diagnosis, be installed on the mobile apparatus fixed frame 21 by alignment sensor 22, detecting sensor that code sensor 23 is formed 20 moves with mobile apparatus, and do relative motion with fixing positional information Sign Board 24, when detecting sensor 20 does not have in-position message identification board 24, all detecting sensors 20 all do not have signal output, promptly complete " 0 " state, in the time of in detecting sensor 20 in-position message identification board 24 scopes, detecting sensor 20 detects one group of sign bar that comprises location and coded message on the positional information Sign Board 24, can export various status signal, through on position indicator 16, showing the current position that arrives of mobile apparatus after the computing of logical operation circuit 25, at forward contraposition Output Display Unit 37, reverse contraposition Output Display Unit 38, the alignment that shows mobile apparatus on the Output Display Unit 39 is finished in contraposition, and the positional information that simultaneously machine is arrived, alignment is delivered to mobile apparatus master controller 19, and the action of mobile apparatus is controlled.Will on fault detect attention display 17, show failure alarm signal if there is any one sensor to break down in the detecting sensor 20.Logical operation circuit 25 outputs to signal mobile apparatus master controller 19 simultaneously, is controlled by the action of 19 pairs of mobile apparatus of master controller.
Referring to Fig. 3, comprise on the positional information Sign Board 24 by two positioning mark bars 26 and many group id bars that code identification bar 27 is formed, can give each position encoded.The number of positions of fixed point is selected code identification bar 27 as required, and corresponding code sensor 23 also can be determined.As select four code identification bars, then at most can to 15 position encoded, need select four of code sensors for use, adding two alignment sensors again needs six sensors to get final product altogether.Therefore adopt sensor that coded system can be less to positioning detection than multiposition.
Specific embodiment is seen Fig. 3, Fig. 4.Mobile apparatus drives detecting sensor 20 in-position message identification board 24 from the outside; through the right side, position 1; after complete " 0 " of right 2 detection signal is judged with full one state process; in right 3 positions; the output of alignment sensor KF remains " 1 "; " 0 " signal of alignment sensor KZ is reversed " 1 " through not gate 36 and sends to simultaneously and 2 of door 34 with " 1 " signal of alignment sensor KF; 3 input ends; input end 1 before was locked as " 1 " by rest-set flip-flop 9 output Q; with being satisfied of door 34 with condition; Q end output " 1 " makes 38 actions of right lateral contraposition Output Display Unit; simultaneously this signal is delivered to mobile apparatus master controller 19; if the mobile apparatus deceleration of can controlling of preparing to shut down in this position continues right lateral; to seek accurate stop position; if do not prepare to shut down in this position; can control mobile apparatus and ignore this signal and continue normal fast right lateral, to seek correct stop position.Mobile apparatus drives detecting sensor 20 to be continued to move 4 positions to the right from right 3 positions; up to arriving right 4 positions; alignment sensor KZ, KF are 1,2 input ends that " 0 " sends to rejection gate 32; output Q is sent into and door 31 for " 1 "; before be locked as " 1 " by rest-set flip-flop 9 output Q with door 31 input ends 1; with being satisfied of door 31 with condition; Q end output " 1 " makes contraposition finish Output Display Unit 39 actions; simultaneously this signal is delivered to mobile apparatus master controller 19, mobile apparatus is shut down in this position.The control accuracy that mobile apparatus is shut down at fixed position depends on two positioning mark bar KZ of positional information Sign Board 24 and the left side 4 of KF on position Sign Board 24, the overlapping width of right 4 positions, and overlapping wide more precision is low more, and overlapping narrow more precision is high more.Select how many overlapping width to match with the mechanical precision and the technological requirement of mobile apparatus.The left and right sides because the positioning mark bar 26 of positional information Sign Board 24 is placed in, and compare indentation with code identification bar 27 a bit, Sign Board 24 is symmetrical, therefore, no matter mobile apparatus be move from left to right or turn left from the right side operation, no matter be to withdraw from again or moving stopping behind the in-position, can the normal measuring ability of impact position pick-up unit.
The utility model coding type position detecting device has the function of fault self-diagnosis, referring to Fig. 2, Fig. 3, Fig. 4.Do not have in the scope of in-position message identification board 24 at right 1 position-detection sensor 20, the KZ of detecting sensor 20, KF, K0, K1, the equal no signal output of K2, Kn are " 0 " entirely, the output Q of rejection gate 1 is " 1 ", and rising edge flip-flop number 13 count contents are " 1 "; Mobile apparatus drives detecting sensor 20 and moves 2 positions to the right in right 1 position, the KZ of detecting sensor 20, KF, K0, K1, K2, the Kn output signal is become non-complete " 0 " and is trended towards complete " 1 " by complete " 0 ", the output Q of rejection gate 1 becomes " 0 " by " 1 ", if the KZ of detecting sensor 20, KF, K0, K1, K2, the Kn sensor all moves normally, the KZ of detecting sensor 20, KF, K0, K1, K2, the Kn output signal will become " 1 " entirely, rise to " 1 " with the output Q of door 2 by " 0 ", by or door 6 input end 2 make output Q rise to " 1 " from " 0 ", the clear terminal R of enter counter 13 makes count content " 1 " be reset to " 0 ", judge promptly that through complete " 0 " and full one state process all detecting sensor 20 work are good, rest-set flip-flop 9 set that is triggered, circuit enters the preparation of reading location data.
Move 2 positions to the right in right 1 position, rising edge flip-flop number 13 count contents are " 1 ", and the KZ of detecting sensor 20, KF, K0, K1, K2, Kn output signal become non-complete " 0 " by complete " 0 ", and the output Q of rejection gate 1 becomes " 0 " by " 1 ".If have one or several actions undesired in the KZ of detecting sensor 20, KF, K0, K1, K2, the Kn sensor, detecting sensor 20 abnormal sensor output signals will be maintained " 0 ", can not rise to " 1 " with the output Q of door 2 yet, can not be to the clear terminal R zero clearing of counter 13, count content remains " 1 ", rest-set flip-flop 9 set that can not be triggered, circuit can not the reading location data.
Mobile apparatus drives detecting sensor 20 continuation and moves or return right 1 position in 7 positions to the right, the KZ of detecting sensor 20, KF, K0, K1, K2, the Kn output signal becomes " 0 " entirely by non-complete " 0 ", the output Q of rejection gate 1 becomes " 1 " once more by " 0 ", rising edge flip-flop number 13 count contents are added " 1 ", the content of these hour counter 13 countings is " 2 ", the Q end of counter 13 becomes " 1 " by " 0 ", the parts of then representing detecting sensor 20 have fault, and failure message delivers to fault alarm display 18 and mobile apparatus master controller 19 is used for fault alarm, show and control.Fault reset circuit 16 by or the fault-signal of door 1 pair of memory of input end of 6 reset, if the trouble unit of detecting sensor 20 is repaired, mobile apparatus can be reset equally through positional information Sign Board 24 a faults memory.
If logical operation circuit 25 selector switch 17 when resetting is chosen as connection, be cleared simultaneously by depositing the positional information that decoding scheme 14 latchs so, the expression mobile apparatus has left the position; If selector switch 17 is chosen as disconnection, be retained by depositing the positional information that decoding scheme 14 latchs so, when the next position Refresh Data, replaced by new location data.
Claims (3)
1. one kind has the coding type position detecting device of locating with fault self-diagnosis, comprise the message identification board that fixedly is loaded on detected position, detecting sensor on the mobile apparatus and control device, it is characterized in that positional information Sign Board (24) comprises a group id bar that contains locating information sign indicating number and coded message sign indicating number, fixed frame (21) is housed on the mobile apparatus, detecting sensor (20) is housed on the fixed frame (21), logical operation circuit (25), position indicator (15), fault detect attention display (18), reset switch (16), selector switch (17), forward contraposition Output Display Unit (37), oppositely Output Display Unit (39) is finished in contraposition Output Display Unit (38) and contraposition, detecting sensor (20) is made up of alignment sensor (22) and code sensor (23), detecting sensor (20) output connects logical operation circuit (25), after logical operation circuit (25) computing with signal input position display (15), fault detect attention display (18), forward contraposition Output Display Unit (37), reverse contraposition Output Display Unit (38), Output Display Unit (39) and mobile apparatus master controller (19) are finished in contraposition.
2. the coding type position detecting device with location and fault self-diagnosis according to claim 1, a group id bar that it is characterized in that positional information Sign Board (24) comprises two positioning mark bars (26) and many code identification bars (27), positioning mark bar (26) is shorter than code identification bar (27), article two, positioning mark bar (26) positional information Sign Board (24) left and right sides that is placed in, in the left and right sides along Sign Board (24) center line positioning mark bar (26) than code identification bar (27) indentation, overlapped along Sign Board (24) two positioning mark bars of center line (26), corresponding two alignment sensors (22) and many code sensors (23) of comprising of detecting sensor (20).
3. the coding type position detecting device with location and fault self-diagnosis according to claim 1 and 2, it is characterized in that logical operation circuit (25) accepts the location of detecting sensor (20) and coded signal input, logical operation circuit (25) circuit connects as follows: one of input end of the KZ output signal tap rejection gate (1) of alignment sensor (22), with one of door (2) input end, Sheffer stroke gate (12), rejection gate (32), with door (33), not gate (36), one of input end of the KF output signal tap rejection gate (1) of alignment sensor (22), with one of door (2) input end, Sheffer stroke gate (12), rejection gate (32), with door (34), not gate (35), rejection gate (32) output connects and door (31), a plurality of code sensors (23) output signal tap rejection gates (1) input end, with door (2) input end, deposit decoding scheme (14) input end, rejection gate (1) output tap rest-set flip-flop (7), rising edge flip-flop number (13), with door (4), with door (2) output tap rest-set flip-flop (3), or door (6), with door (8), connect delay circuit (5) between the input end of rest-set flip-flop (3) input end and rest-set flip-flop (7), accept to export tap rest-set flip-flop (7) after rest-set flip-flop (3) and rejection gate (1) output signal with door (4), rest-set flip-flop (9), rest-set flip-flop (11) and selector switch (17), with door (8) accept rest-set flip-flop (7) and with door (2) output signal after output connect rest-set flip-flop (9), accept with door (10) that output connects rest-set flip-flop (11) after rest-set flip-flop (9) and Sheffer stroke gate (12) output signal, deposit decoding scheme (14) and accept rest-set flip-flop (11) and code sensor (23) output signal and selector switch (17) back output tap position display (15) and mobile apparatus master controller (19), accept after rest-set flip-flop (9) and rejection gate (32) output signal contraposition of output tap with door (31) and finish display (39) and mobile apparatus master controller (19), accept rest-set flip-flop (9) with door (33), output tap forward contraposition Output Display Unit (37) and mobile apparatus master controller (19) after not gate (35) and the alignment sensor KZ output signal, accept rest-set flip-flop (9) with door (34), output reverse contraposition Output Display Unit of tap (38) and mobile apparatus master controller (19) after not gate (36) and the alignment sensor KF output signal, or output connects rising edge flip-flop number (13) behind door (6) acceptance and door (2) output signal and reset switch (16) signal, counter (13) output tap fault detect attention display (18) and mobile apparatus master controller (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01252978 CN2497277Y (en) | 2001-08-09 | 2001-08-09 | Encoded position detecting device with locating and failure self-diagnosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01252978 CN2497277Y (en) | 2001-08-09 | 2001-08-09 | Encoded position detecting device with locating and failure self-diagnosis |
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| Publication Number | Publication Date |
|---|---|
| CN2497277Y true CN2497277Y (en) | 2002-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01252978 Expired - Lifetime CN2497277Y (en) | 2001-08-09 | 2001-08-09 | Encoded position detecting device with locating and failure self-diagnosis |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363380A (en) * | 2017-01-26 | 2018-08-03 | 英飞凌科技股份有限公司 | Sensor controller and sensor-signal receiver and its method |
| CN112099459A (en) * | 2020-10-20 | 2020-12-18 | 万体物联信息科技(无锡)有限公司 | Operation monitoring system and method for rainwater and sewage pipe network |
| CN115151128A (en) * | 2019-12-23 | 2022-10-04 | 罗伯特·博世有限公司 | Electric device having at least one handle for safely guiding the electric device and method for operating the electric device |
-
2001
- 2001-08-09 CN CN 01252978 patent/CN2497277Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363380A (en) * | 2017-01-26 | 2018-08-03 | 英飞凌科技股份有限公司 | Sensor controller and sensor-signal receiver and its method |
| CN115151128A (en) * | 2019-12-23 | 2022-10-04 | 罗伯特·博世有限公司 | Electric device having at least one handle for safely guiding the electric device and method for operating the electric device |
| CN115151128B (en) * | 2019-12-23 | 2024-06-07 | 罗伯特·博世有限公司 | Electric appliance and method for operating an electric appliance |
| CN112099459A (en) * | 2020-10-20 | 2020-12-18 | 万体物联信息科技(无锡)有限公司 | Operation monitoring system and method for rainwater and sewage pipe network |
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Expiration termination date: 20110809 Granted publication date: 20020626 |