CN1056356C - Device for detecting rock of car of elevator - Google Patents
Device for detecting rock of car of elevator Download PDFInfo
- Publication number
- CN1056356C CN1056356C CN94108524A CN94108524A CN1056356C CN 1056356 C CN1056356 C CN 1056356C CN 94108524 A CN94108524 A CN 94108524A CN 94108524 A CN94108524 A CN 94108524A CN 1056356 C CN1056356 C CN 1056356C
- Authority
- CN
- China
- Prior art keywords
- car
- mentioned
- governor
- wirerope
- rock
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
- B66B1/14—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Elevator Control (AREA)
Abstract
A car swing detecting device for an elevator. An operating piece 21 is installed on the rod 12 of a vibration suppressing device 9 for a speed governor rope 8, and an automatic return type detection switch 22 which is operated by the operating piece 21 is installed on a car 4, and when the speed governor rope 8 is shifted over a set value by the swing of the car, the detection switch 22 operates, and a detection relay 25 transmits a signal, and an alarm buzzer 31 operates, and a control circuit 32 stops the car 4 temporarily. Therefore, the device can prevent the erroneous operation of a speed governor due to the swing of a car and prevent the generation of the confined trouble through the erroneous operation.
Description
The present invention relates to detect the lift car device for detecting rock of the rock of car that the mischievous grade of passenger causes.
Fig. 2 represents the summary constructional drawing of elevator one example in the past.Among the figure, the 1st, place the steel wire coaster of the lifting winch in the machine room of elevating road top, the 2nd, the deflector wheel that is arranged side by side with lifting winch, the 3rd, the jackstay on wire rope block 1 and the deflector wheel 2, the 4th, be suspended in the car on jackstay 3 one ends, comprise cage 4a and car frame 4b.The 5th, be suspended in the bob-weight on the other end of jackstay 3.
The 6th, be located at the governor of machine room, the 7th, place the governor wirerope tension wheel of elevating road bottom, the 8th, around the governor wirerope between governor 6 and the governor wirerope tension wheel, the 9th, be contained in the equipment for inhibiting of vibration (damping portion) that car frame 4b went up and connected governor wirerope 8 both ends.
Fig. 3 is the amplification assumption diagram of equipment for inhibiting of vibration among Fig. 2, and to disclose clear 54-112276 communique shown device identical with for example practical new case of Japan.Among the figure, the 17th, rotatably be located at the emergency braking bar on the car frame 4b, the angle of this emergency braking bar 17 only hoisting force more than regulation is done the time spent and is just changed (not shown).The 11st, be contained in the supporting seat of emergency braking bar 17 front ends, the 12nd, sliding along car lifting direction runs through the connecting rod of supporting seat 11 freely.This connecting rod 12 is provided with the top of limiting its sliding area and block 12a, the 12b of bottom.In addition, the upper and lower end parts of connecting rod 12 connects governor wirerope 8 respectively.
13, the 14th, be separately fixed at the spring perch of upper and lower side of the supporting seat 11 of connecting rod 12, the 15, the 16th, place the damping spring between spring perch 13,14 and the supporting seat respectively.In addition, 18 is nut, the 19th, be used to connect the connecting rod end tail of governor wirerope 8.
Then, explanation work.Usually, during mobile car, be supported on supporting seat 11 on the car frame 4b by emergency braking bar 17, because of being subjected to the identical elastic force pressing up and down of damping spring 15,16, car 4 is static relatively under Fig. 3 state for vibrations restraining device 9.That is normally rocking by vibrations restraining device 9 during, car 4 moves absorbs.And when the descending speed of car 4 increased unusually, then owing to retrain governor wireropes 8 with governor 6, connecting rod 12 headed on damping spring 15,16, moved to Fig. 3 top relative to supporting seat 11.At this moment, block 12b promotes supporting seat 11 up.Therefore, 17 rotations of emergency braking bar are raised with its bonded assembly pitman (not shown), are located at emergency braking apparatus (not shown) work of car 4 bottoms, and car is promptly stopped.
In the elevator in the past of above-mentioned formation, the passenger deliberately makes trouble when rocking elevator 4 in moving, and rocks to reach by emergency braking bar 17 and supporting seat 11 and car frame 4b bonded assembly governor wirerope 8.At this moment, damping spring 15,16 alternate repetitions are flexible, and the relative velocity of the relative car 4 of governor wirerope changes as shown in Figure 4.And when the moving velocity curve of car 4 was Fig. 5, the speed of governor 6 detected governor wireropes 8 changed as Fig. 6 of composite diagram 4 and Fig. 5.Among Fig. 6, the part of crossing the dotted line of expression actual car 4 moving velocitys is that car 4 rocks the speed excess portion that causes.In this case, governor 6 is judged as governor wirerope 8 and is departing from the actual speed speedup, action immediately, and the result exists car 4 that unnecessary promptly stopping to take place, will bring into operation again and spend the more time again, and the passenger such as is closed in the car 4 at problem sometimes.
The objective of the invention is to address the above problem, obtain a kind of energy, prevent the governor misoperation that causes because of rock of car, and can prevent that the passenger from being closed the device for detecting rock of car of the elevator in car by detecting rock of car.
The device for detecting rock of car of the elevator of the present invention's the 1st form is to be provided with the testing circuit that signal takes place when the vibratory magnitude of the governor wirerope that causes because of rock of car surpasses setting value.
The device for detecting rock of car of the elevator of the present invention's the 2nd form is to be provided with according to coming the signal of self-detection circuit, the warning device that gives the alarm at least one side of car and elevator management chamber.
The device for detecting rock of car of the elevator of the present invention's the 3rd form is the signal that is provided with according to coming self-detection circuit, the display member that shows on cage operating panel.
The device for detecting rock of car of the elevator of the present invention's the 4th form is the signal that is provided with according to coming self-detection circuit, allows car be parked in the control circuit of nearest floor.
The device for detecting rock of car of the elevator of the present invention's the 5th form, be in detecting circuit, to be provided with the formula of automatically reseting to detect switch, and be provided with the control circuit that suspends, also after detector switch automatically resets, brings into operation automatically again by car according to the signal that comes self-detection circuit.
The device for detecting rock of car of the elevator of the present invention's the 6th form, be provided with the warning device that gives the alarm at least one side of car and elevator management chamber according to the signal that comes self-detection circuit and according to the signal that comes self-detection circuit with the recall control circuit of predefined certain floor of car.
The present invention is because when the generation elevator rocked, vibration can be passed to the governor wirerope that is contained on the car, therefore, by monitoring the displacement of the governor wirerope that this vibration causes, if displacement surpasses setting value, just send signal, detect rock of car, prevent the misoperation of governor by testing circuit.
Fig. 1 is the constructional drawing of expression one embodiment of the invention device for detecting rock;
Fig. 2 represents the summary constructional drawing of elevator one example in the past;
Fig. 3 is the constructional drawing that amplifies equipment for inhibiting of vibration in the presentation graphs 2;
The graph of a relation that the relative velocity of the relative car of governor wirerope changes when shaking on the car in Fig. 4 presentation graphs 2;
Fig. 5 is the graph of a relation of moving velocity curve one example of car in the presentation graphs 2;
Fig. 6 be take place on the car in the presentation graphs 2 Fig. 4 such rock the time governor wirerope velocity variations that detects by governor graph of a relation.
Relevant label implication is as follows among the figure.4: car, 8: governor wirerope, 9: equipment for inhibiting of vibration, 22: output switch, 25: testing circuit, 31: warning buzzing (warning device), 32: control circuit.
Below in conjunction with the description of drawings embodiments of the invention.Fig. 1 is the constructional drawing of expression one embodiment of the invention device for detecting rock of car, and the same label of filling on or the considerable part identical with Fig. 3 saves its explanation.
Among the figure, the 21st, be fixed in the driver blade on connecting rod end tail 19 parts of connecting rod 12 upper ends with nut 18, the 22nd, be loaded into the switch that detects on the car 4, for example use the type switch that declines that automatically resets, the 23rd, bottom part rotatably be located at detect on the switch 22 and fore-end opposed and make the control lever that detects switch 22 actions with interval K and driver blade 21, the 24th, detect relay with detecting the switch bonded assembly, this detects relay 24 and is connected as the alarm buzzer 31 of warning device and the control circuit 32 of control elevator operation.25 form by detecting switch 22 and detecting relay 24.In addition, basic identical as elevator single-piece structure and Fig. 2.
Its action then is described.Usually during operation, with the same in the past since supporting seat 11 be subjected to damping spring 15,16 from about with identical springs power pressing, vibration damping restraining device 9 relative cars 4 are static.When the descending speed of car 4 increased unusually, then governor 6 retrained governor wireropes 8, the emergency braking apparatus action, and car 4 promptly stops.
Usually during operation, go through when harmful when rocking because of reason cars 4 such as the passenger are mischievous, connecting rod 12 relative supporting seat 11 up-down vibration then, damping spring 15,16 alternate repetitions stretch.So when connecting rod 12 upwards moved, example shortened the interval K between driver blade 21 and the control lever 23.If rocking of car 4, then driver blade 21 and control lever 23 overlap joints greater than set amount.Therefore, detect relay 24 actions, the alarm buzzer of car 4 or elevator management chamber pipes, and simultaneously, signal is delivered to control circuit 32, and car 4 suspends.
Then, prevent that the passenger makes trouble etc. after, when rock of car stops, control lever 22 is not pressed, and then detects switch 22 to automatically reset, and begins the operation of elevator more automatically.At this moment,, then, therefore, automatically reset, also can in certain period, no longer bring into operation even detect switch because driver blade 21 contacts, separates with control lever 23 repeatedly in case shake on the car.
Because this device for detecting rock is to detect rock of car according to governor wirerope 8 and connecting rod 12 with respect to the vibration of car 4, when alarm buzzer 31 pipes, the elevator operation is suspended, thereby can prevent the misoperation of the emergency braking apparatus that rock of car causes.Here because emergency braking apparatus when work, for the non-automatic oneself who resets keeps the switch work of type, so the passenger is closed in car 4 the maintainer arrives before, and present embodiment detect switch 22 for automatically reseting, so the passenger can not gone into by the pass.
In addition, the foregoing description when detecting rock of car, is that alarm buzzer pipes, but also can for other warning device, for example broadcasting etc. or is provided with display member on cage operating panel, can show with lamp, literal etc.
Also have, the foregoing description is that driver blade 21 is contained on the connecting rod 12, but also can be contained in the end of damping spring 15,16 and governor wirerope 8.
Have, the foregoing description shows the mechanical type that moves according to driver blade 21 overlap joint control lever 23 and detects switch 22, but also can use near switch or optical profile type switch again.
The foregoing description shows according to the signal from relay 24, the situation that control circuit allows car stop immediately, but also can allow car be parked in hithermost floor, will prevent that the passenger from being closed in car more reliably like this.If the floor at guardian place is set at certain floor, then can the smooth implementation safety verification and bring into operation again.
In sum, the device for detecting rock of car of the elevator of the present invention's the 1st form, because The vibratory output that is provided with the governor wirerope that causes at rock of car surpasses when setting value, and sends Therefore the testing circuit of signal has and can detect rock of car, prevents from causing because of rock of car The effect of governor misoperation.
The device for detecting rock of car of the elevator of the present invention's the 2nd form is owing to be provided with basis Come the signal of self-detection circuit, at least one party gives the alarm in car and the elevator management chamber Warning device is so outside having above-mentioned the 1st homomorphosis effect, also have and can end to transfer The artificial rock of car that skin is made trouble etc. and to be caused can prevent the misoperation of governor reliably, Simultaneously can improve the effect of security.
The device for detecting rock of car of the elevator of the present invention's the 3rd form is owing to be provided with according to coming The signal of self-detection circuit, the display member that shows at cage operating panel, thereby tool Effect with above-mentioned the 2nd homomorphosis is arranged.
The device for detecting rock of car of the elevator of the present invention's the 4th form is owing to be provided with according to coming The signal of self-detection circuit makes car be parked in the control circuit of hithermost floor, therefore, removes Have outside the same effect of above-mentioned the 1st form, also have and to prevent that the passenger from being closed at car In, improve the effect of security.
The device for detecting rock of car of the elevator of the present invention's the 5th form is because at testing circuit On Automatic-reset be set detect switch, and be provided with according to the signal from detecting circuit, make Car suspends, and automatically resets the control electricity that then automatically brings into operation again when detecting switch one The road, thus except having above-mentioned the 1st homomorphosis effect, also have and can prevent the accident of closing, Can bring into operation again easily simultaneously, alleviate maintenance load, and can prevent that operational efficiency from reducing Effect.
The rock of car detection device of the elevator of the present invention's the 6th form is owing to be provided with basis The warning that the signal that comes self-detection circuit gives the alarm to car and elevator management chamber at least one party Device and recall car to predefined specific building according to the signal that comes self-detection circuit The control circuit of layer, so, except having above-mentioned the 2nd form effect same, also have energy Prevent the accident of closing, can carry out at an easy rate safety verification etc., energy at specific floor simultaneously Improve security, and can prevent the effect that operational efficiency reduces.
Claims (6)
1. the device for detecting rock of car of an elevator is characterized in that having by equipment for inhibiting of vibration and is contained in the governor wirerope on the car and the vibratory magnitude of the above-mentioned governor wirerope that causes because of rock of car sends the testing circuit of signal when surpassing setting value.
2. the device for detecting rock of car of an elevator, it is characterized in that having by equipment for inhibiting of vibration be contained in governor wirerope on the car, the vibratory magnitude of the above-mentioned governor wirerope that causes because of rock of car sends the testing circuit of signal when surpassing setting value and according to the signal from above-mentioned testing circuit, the warning device that gives the alarm at least one side of above-mentioned car and elevator management chamber.
3. the device for detecting rock of car of an elevator, it is characterized in that having by equipment for inhibiting of vibration and be contained in governor wirerope on the car, send the testing circuit of signal during the super setting value of vibratory magnitude of the above-mentioned governor wirerope that causes because of rock of car and, the display member that on cage operating panel, shows according to signal from above-mentioned testing circuit.
4. the device for detecting rock of car of an elevator, it is characterized in that having by equipment for inhibiting of vibration be contained in governor wirerope on the car, the vibratory magnitude of the above-mentioned governor wirerope that causes because of rock of car sends the testing circuit of signal when surpassing setting value and according to the signal from above-mentioned testing circuit, makes above-mentioned car be parked in the control circuit of close floor.
5. the device for detecting rock of car of an elevator, it is characterized in that having by equipment for inhibiting of vibration is contained in governor wirerope on the car, the vibratory magnitude of the above-mentioned governor wirerope that causes because of rock of car moves when surpassing setting value the formula that automatically resets detector switch, according to the detection loop of sending signal from the action of above-mentioned detector switch and according to above-mentioned car being suspended from the signal that detects the loop, and when above-mentioned detector switch once the automatic control circuit that brings into operation again that automatically resets.
6. the device for detecting rock of car of an elevator, it is characterized in that having by equipment for inhibiting of vibration be contained in governor wirerope on the car, the vibratory magnitude of the above-mentioned governor wirerope that causes because of rock of car sends the testing circuit of signal when surpassing setting value, according to signal from above-mentioned testing circuit, the warning device that gives the alarm at least one side of above-mentioned car and elevator management chamber, and according to the signal from above-mentioned testing circuit above-mentioned car is recalled to the control circuit of predefined certain floor.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP204025/93 | 1993-08-18 | ||
| JP5204025A JPH0753155A (en) | 1993-08-18 | 1993-08-18 | Car swing detecting device for elevator |
| JP204025/1993 | 1993-08-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1117469A CN1117469A (en) | 1996-02-28 |
| CN1056356C true CN1056356C (en) | 2000-09-13 |
Family
ID=16483519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94108524A Expired - Fee Related CN1056356C (en) | 1993-08-18 | 1994-07-20 | Device for detecting rock of car of elevator |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH0753155A (en) |
| KR (1) | KR970006583B1 (en) |
| CN (1) | CN1056356C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2169988B1 (en) * | 2000-03-17 | 2003-10-01 | Otis Elevator Co | CONTROLLER DEVICE OF THE DRIVER OF THE SPEED LIMITER OF AN ELEVATOR. |
| JP5102546B2 (en) * | 2007-06-27 | 2012-12-19 | 東芝エレベータ株式会社 | Elevator governor rope state detection device and elevator control system |
| JP2015003799A (en) * | 2013-06-21 | 2015-01-08 | 株式会社日立製作所 | Vibration control device for elevator tail cord |
| CN106477408A (en) * | 2015-08-25 | 2017-03-08 | 韩国升降机安全公团 | The elevator quality parameter diagnostic equipment |
| CN107826921A (en) * | 2017-11-16 | 2018-03-23 | 东莞市联洲知识产权运营管理有限公司 | A kind of elevator car sway detecting system |
| CN107902512A (en) * | 2017-11-16 | 2018-04-13 | 东莞市联洲知识产权运营管理有限公司 | A kind of lift car device for detecting rock |
| CN110775763B (en) * | 2019-11-05 | 2022-10-04 | 森赫电梯股份有限公司 | Anti-swing detection method and anti-swing detection device for elevator |
| CN110980467B (en) * | 2019-12-24 | 2021-04-27 | 福建快科城建增设电梯股份有限公司 | Car running quality detection method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5613145B2 (en) * | 1973-06-30 | 1981-03-26 | ||
| JPH0653554B2 (en) * | 1988-06-25 | 1994-07-20 | 株式会社日立製作所 | Hydraulic elevator system and its tampering alarm method |
| JP2567956B2 (en) * | 1989-10-03 | 1996-12-25 | 株式会社日立ビルシステムサービス | Abnormal vibration detection control device for elevator car |
-
1993
- 1993-08-18 JP JP5204025A patent/JPH0753155A/en active Pending
-
1994
- 1994-07-20 CN CN94108524A patent/CN1056356C/en not_active Expired - Fee Related
- 1994-07-27 KR KR1019940018307A patent/KR970006583B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1117469A (en) | 1996-02-28 |
| JPH0753155A (en) | 1995-02-28 |
| KR950005729A (en) | 1995-03-20 |
| KR970006583B1 (en) | 1997-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |