CN104743418A - Method for achieving self-learning leveling function of lifter used for building construction and position correction method - Google Patents
Method for achieving self-learning leveling function of lifter used for building construction and position correction method Download PDFInfo
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- CN104743418A CN104743418A CN201510124398.4A CN201510124398A CN104743418A CN 104743418 A CN104743418 A CN 104743418A CN 201510124398 A CN201510124398 A CN 201510124398A CN 104743418 A CN104743418 A CN 104743418A
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- switch
- elevator
- floor
- closed
- leveling
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
- B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
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- 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
- B66B3/002—Indicators
Abstract
The invention discloses a method for achieving the self-learning leveling function of a lifter used for building construction. A traditional elevator integrated controller is applied to the lifter used for building construction, a leveling switch is removed in consideration of space, then the self-learning leveling function is achieved through operating an overhauling switch, a hoistway self-learning switch, a floor determination switch and an overhauling low-speed switch, and the lifter used for building construction achieves the leveling function without the leveling switch. The invention further discloses a position correction method. When the position of the lifter deviates, the traditional mode that people need to lower an elevator to the bottom layer or lift the elevator the top layer at a low speed, and then perform position correction through a lowering forcible speed decrease switch on the bottom layer or a lifting forcible speed decrease switch on the top layer is abandoned, the lifter can directly reach the position of an actual floor platform and then perform correction by the utilization of data obtained through self-learning, and therefore operating efficiency is remarkably improved compared with the traditional mode.
Description
Technical field
The present invention relates to elevators field, particularly a kind of method of building operation elevator self study story-leveling function and method for correcting position.
Background technology
Along with the quickening of Urbanization in China, vehicle for construction industry has also welcome the golden period of its development.Construction hoist as the requisite mechanical equipment of building operation, production capacity cumulative year after year.
The rising of common lift machine, decline, stopping function are all realized by contactless switch, Control, and speed is wayward, start/stop machine moment impact large, more serious to the damage of physical construction and mechanism; Running velocity is non-adjustable, affects construction enterprises' benefit, parking poor stability.Adopt variable frequency control; the startup acceleration and deceleration of building hoist, the infinite speed variation of braking procedure can be realized; when reducing start/stop machine, motor is to the impact of mechanical system; improve the stationarity in building hoist operational process and comfort; extend the service life of building hoist, drastically increase work efficiency.
In building construction hoist field, much adopt variable frequency control at present.But this mode, compared with traditional elevator, without automatic leveling function, need dedicated driver frequent operation, efficiency is extremely low.Owing to being subject to the restriction in space, building construction hoist does not generally all install the device such as leveling switch and flat bed plate of similar elevator.
Traditional building construction hoist, when there is deviation in the position of elevator (deviation appears in position and the floor levels position of elevator), usually elevator is needed to reach at a slow speed bottom or top layer, then by force under bottom speed reducing switch or top layer on force speed reducing switch to carry out location correction again, cause operating efficiency very low, particularly for the elevator of high-storey.
Summary of the invention
Based on this, be necessary a kind of method providing building operation elevator self study story-leveling function, the method can make building operation elevator realize story-leveling function when not having leveling switch; A kind of method for correcting position is provided in addition, the operating efficiency of elevator can be improved.
A kind of method of building operation elevator self study story-leveling function, be applied to the building operation elevator not installing leveling switch, described elevator comprises elevator integrated controller, described integrated elevator controls comprise inspection switch, hoistway self study switch, floor confirmation switch and overhaul switch at a slow speed, being closed into corresponding pattern or realizing corresponding function by respective switch; One deck be can be regarded as by roof together with uppermost storey, then the floor number of plies is n;
The method of described building operation elevator self study story-leveling function comprises step:
Closed described inspection switch, elevator enters maintenance model, and goes downwards to lower position switch position;
Closed described hoistway self study switch, elevator enters hoistway self-studying mode;
Closed described maintenance switch at a slow speed, elevator maintenance is up, and when the position being confirmed to be 1 floor platform come by elevator, elevator is out of service, and closed floor confirms that switch is to confirm floor;
After each floor i-1 confirms floor, closed described maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be i floor platform come by elevator, elevator is out of service, and closed floor confirms that switch is to confirm floor, and confirms the floor height in i-1 building; Wherein, 2≤i≤n;
All confirmations are preserved after validation.
Wherein in an embodiment, also comprise confirmation forces speed reducing switch position and under force the step of speed reducing switch position.
Wherein in an embodiment, elevator also comprises attention gatter, and described attention gatter is lighted when floor confirms that switch closes, and extinguishes when floor confirms that switch disconnects.
Wherein in an embodiment, closed described maintenance is at a slow speed after switch, and elevator insopection traveling speed is 1/6 ~ 1/2 of normal service running velocity.
Wherein in an embodiment, closed described maintenance is at a slow speed after switch, and elevator insopection traveling speed is 1/3 of normal service running velocity.
The method of above-mentioned building operation elevator self study story-leveling function, traditional elevator integrated controller is applied in building operation elevator, and consider leveling switch to remove for space etc., then confirming switch by inspection switch, hoistway self study switch, floor and overhaul the sequence of operations self study story-leveling function of switch at a slow speed, making when there is no leveling switch building operation elevator realize story-leveling function.
A kind of method for correcting position, be applied to the building operation elevator not installing leveling switch, described elevator comprises elevator integrated controller, described integrated elevator controls comprise inspection switch, hoistway self study switch, floor confirmation switch and overhaul switch at a slow speed, being closed into corresponding pattern or realizing corresponding function by respective switch;
Described method for correcting position comprises step:
Closed described inspection switch, elevator enters maintenance model;
Closed described maintenance switch at a slow speed, elevator moves to correct position;
Closed floor confirms that switch is to confirm floor, and corrects current location information according to the confirmation of preserving in the method for floor information and above-mentioned building operation elevator self study story-leveling function.
Wherein in an embodiment, after correcting current location information, disconnect described inspection switch, elevator normally runs.
Above-mentioned method for correcting position, when there is deviation in the position of elevator (deviation appears in position and the floor levels position of elevator), as traditional method, no longer need elevator to reach at a slow speed bottom or top layer, and then by force under bottom speed reducing switch or top layer on force speed reducing switch to carry out location correction, but can directly allow elevator come actual floor levels position then utilize self study to data correct, operating efficiency promotes obviously for traditional method, particularly for the elevator of high-storey.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of building operation elevator self study story-leveling function;
Fig. 2 is method for correcting position diagram of circuit.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to limit the present invention.Term as used herein "and/or" comprises arbitrary and all combinations of one or more relevant Listed Items.
Fig. 1 is the method flow diagram of building operation elevator self study story-leveling function.
A kind of method of building operation elevator self study story-leveling function, be applied to the building operation elevator not installing leveling switch, elevator comprises elevator integrated controller, integrated elevator controls comprise inspection switch, hoistway self study switch, floor confirmation switch and overhaul switch at a slow speed, being closed into corresponding pattern or realizing corresponding function by respective switch.One deck be can be regarded as by roof together with uppermost storey, then the floor number of plies is n.
The method of building operation elevator self study story-leveling function comprises step:
Step S11: closed inspection switch, elevator enters maintenance model, and goes downwards to lower position switch position.
Step S12: closed hoistway self study switch, elevator enters step S30: hoistway self-studying mode.
Step S13 comprise step 1,2,3,4 ..., (n-2), (n-1), due to do not have leveling switch peace layer signal, the position that elevator will be stopped is determined by operating personal completely.In the present embodiment, with the hoistway self-studying mode that elevator is up, can also be descending hoistway self-studying mode in other embodiments.
Step 1: closed maintenance switch at a slow speed, elevator maintenance is up, when the position being confirmed to be 1 floor platform come by elevator (operating personal thinks it has been 1 floor platform herein), elevator (operating personal makes elevator stop) out of service, (operating personal) closed floor confirms that switch is to confirm floor.
Step 2: closed maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be 2 floor platforms come by elevator (operating personal thinks it has been 2 floor platforms herein), elevator (operating personal makes elevator stop) out of service, (operating personal) closed floor confirms that switch is to confirm floor, and confirms the floor height of 1st floor.
Step 3: closed maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be 3 floor platforms come by elevator (operating personal thinks it has been 3 floor platforms herein), elevator (operating personal makes elevator stop) out of service, (operating personal) closed floor confirms that switch is to confirm floor, and confirms the floor height of 2nd floors.
Step 4: closed maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be 4 floor platforms come by elevator (operating personal thinks it has been 4 floor platforms herein), elevator (operating personal makes elevator stop) out of service, (operating personal) closed floor confirms that switch is to confirm floor, and confirms the floor height of 3rd floors.
……
Step (n-2): closed maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be n-2 floor platform come by elevator (operating personal thinks it has been n-2 floor platform herein), elevator (operating personal makes elevator stop) out of service, (operating personal) closed floor confirms that switch is to confirm floor, and confirms the floor height in n-3 building.
Step (n-1): closed maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be n-1 floor platform come by elevator (operating personal thinks it has been n-1 floor platform herein), elevator (operating personal makes elevator stop) out of service, (operating personal) closed floor confirms that switch is to confirm floor, and confirms the floor height in n-2 building.Meanwhile, using floor n (roof of uppermost storey) as uppermost storey.
Above-mentioned steps 2 ~ step (n-1) can be summarized as: after each floor i-1 confirms floor, closed maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be i floor platform come by elevator, elevator is out of service, closed floor confirms that switch is to confirm floor, and confirms the floor height in i-1 building; Wherein, 2≤i≤n.
In step s 13, closed maintenance is at a slow speed after switch, and elevator overhauls in up process, and elevator insopection traveling speed is 1/6 ~ 1/2 of normal service running velocity, is preferably 1/3 of normal service running velocity.Slow running, can make operating personal position location more easily.
Step S14: all confirmations are preserved after validation, is stored into internal system chip.Certainly, also can preserve after each information of confirmation at once.
Due on force speed reducing switch to be usually arranged on top layer, under force speed reducing switch to be usually arranged on bottom, therefore in above-mentioned steps, also comprise the step (in step n-1) of confirmation forcing the step of speed reducing switch position (after step 1) and forcing speed reducing switch position under confirming, above force speed reducing switch position and under force speed reducing switch position can be used as position signal to correct.
Elevator can also comprise attention gatter, and attention gatter is lighted when floor confirms that switch closes, and extinguishes, handled easily personnel acknowledgement state when floor confirms that switch disconnects.
The method of above-mentioned building operation elevator self study story-leveling function, traditional elevator integrated controller is applied in building operation elevator, and consider leveling switch to remove for space etc., then confirming switch by inspection switch, hoistway self study switch, floor and overhaul the sequence of operations self study story-leveling function of switch at a slow speed, making when there is no leveling switch building operation elevator realize story-leveling function.
After elevator utilizes said method self study story-leveling function, when elevator normally runs, when receiving interference or code device signal loss if there is coder power down, coder, location correction can be carried out by following method for correcting position.
Fig. 2 is method for correcting position diagram of circuit.
A kind of method for correcting position, be applied to the building operation elevator not installing leveling switch, elevator comprises elevator integrated controller, integrated elevator controls comprise inspection switch, hoistway self study switch, floor confirmation switch and overhaul switch at a slow speed, being closed into corresponding pattern or realizing corresponding function by respective switch.
Method for correcting position comprises step:
Step S21:(operating personal) closed inspection switch, elevator enters maintenance model.
Step S22:(operating personal) close and overhaul switch at a slow speed, elevator moves to correct position (operating personal thinks it has been actual floor levels herein), and elevator stops (operating personal system for stopping elevators).
Step S23:(operating personal) closed floor confirms that switch is to confirm floor, elevator integrated controller corrects current location information automatically according to the confirmation of preserving in the method for floor information and above-mentioned building operation elevator self study story-leveling function.
Step S24: after elevator integrated controller corrects current location information, (operating personal) disconnects inspection switch, and elevator enters normal operation mode thus continues normal operation.
Above-mentioned method for correcting position, when there is deviation in the position of elevator (deviation appears in position and the floor levels position of elevator), as traditional method, no longer need elevator to reach at a slow speed bottom or top layer, and then by force under bottom speed reducing switch or top layer on force speed reducing switch to carry out location correction, but can directly allow elevator come actual floor levels position then utilize self study to data correct, operating efficiency promotes obviously for traditional method, particularly for the elevator of high-storey.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1. the building operation method of elevator self study story-leveling function, it is characterized in that, be applied to the building operation elevator not installing leveling switch, described elevator comprises elevator integrated controller, described integrated elevator controls comprise inspection switch, hoistway self study switch, floor confirmation switch and overhaul switch at a slow speed, being closed into corresponding pattern or realizing corresponding function by respective switch; One deck be can be regarded as by roof together with uppermost storey, then the floor number of plies is n;
The method of described building operation elevator self study story-leveling function comprises step:
Closed described inspection switch, elevator enters maintenance model, and goes downwards to lower position switch position;
Closed described hoistway self study switch, elevator enters hoistway self-studying mode;
Closed described maintenance switch at a slow speed, elevator maintenance is up, and when the position being confirmed to be 1 floor platform come by elevator, elevator is out of service, and closed floor confirms that switch is to confirm floor;
After each floor i-1 confirms floor, closed described maintenance switch at a slow speed, it is up that elevator continues maintenance, when the position being confirmed to be i floor platform come by elevator, elevator is out of service, and closed floor confirms that switch is to confirm floor, and confirms the floor height in i-1 building; Wherein, 2≤i≤n;
All confirmations are preserved after validation.
2. the method for building operation elevator self study story-leveling function according to claim 1, is characterized in that, also comprise confirmation forces speed reducing switch position and under force the step of speed reducing switch position.
3. the method for building operation elevator self study story-leveling function according to claim 1, it is characterized in that, elevator also comprises attention gatter, and described attention gatter is lighted when floor confirms that switch closes, and extinguishes when floor confirms that switch disconnects.
4. the method for building operation elevator self study story-leveling function according to claim 1, is characterized in that, closed described maintenance is at a slow speed after switch, and elevator insopection traveling speed is 1/6 ~ 1/2 of normal service running velocity.
5. the method for building operation elevator self study story-leveling function according to claim 1, is characterized in that, closed described maintenance is at a slow speed after switch, and elevator insopection traveling speed is 1/3 of normal service running velocity.
6. a method for correcting position, it is characterized in that, be applied to the building operation elevator not installing leveling switch, described elevator comprises elevator integrated controller, described integrated elevator controls comprise inspection switch, hoistway self study switch, floor confirmation switch and overhaul switch at a slow speed, being closed into corresponding pattern or realizing corresponding function by respective switch;
Described method for correcting position comprises step:
Closed described inspection switch, elevator enters maintenance model;
Closed described maintenance switch at a slow speed, elevator moves to correct position;
Closed floor confirms that switch is to confirm floor, and corrects current location information according to floor information and confirmation according to claim 1.
7. method for correcting position according to claim 6, is characterized in that, after correcting current location information, disconnect described inspection switch, elevator normally runs.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105110113A (en) * | 2015-07-28 | 2015-12-02 | 苏州汇川技术有限公司 | Elevator floor leveling position control system and method |
| CN105668360A (en) * | 2016-03-18 | 2016-06-15 | 深圳市海浦蒙特科技有限公司 | Automatic elevator parameter learning method |
| CN108910641A (en) * | 2018-07-24 | 2018-11-30 | 日立楼宇技术（广州）有限公司 | Elevator landing information processing method, system, equipment and readable storage medium storing program for executing |
| CN109110598A (en) * | 2017-06-26 | 2019-01-01 | 上海三菱电梯有限公司 | elevator floor position learning system |
| CN110626917A (en) * | 2018-06-22 | 2019-12-31 | 奥的斯电梯公司 | Elevator system |
| CN110683437A (en) * | 2019-10-08 | 2020-01-14 | 广州广日电梯工业有限公司 | Semi-automatic learning system and method for elevator shaft floor position information |
| CN113023515A (en) * | 2021-04-15 | 2021-06-25 | 上海高仙自动化科技发展有限公司 | Method, device, equipment, system and storage medium for determining position of carrying equipment |
| CN113666210A (en) * | 2021-08-16 | 2021-11-19 | 杭州西奥电梯有限公司 | Debugging method for absolute position control system |
| CN114906690A (en) * | 2022-05-24 | 2022-08-16 | 无锡英威腾电梯控制技术有限公司 | Elevator limiting method and device, electronic equipment and readable storage medium |
| US11649136B2 (en) | 2019-02-04 | 2023-05-16 | Otis Elevator Company | Conveyance apparatus location determination using probability |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050031U (en) * | 1988-09-16 | 1989-12-27 | 上海市建筑科学研究所 | Monoboard computer plane-layer device |
| JPH11200629A (en) * | 1998-01-09 | 1999-07-27 | Ohbayashi Corp | Temporary elevator post disassembling and assembling method for building construction |
| WO2004069719A1 (en) * | 2003-01-28 | 2004-08-19 | Thyssen Elevator Capital Corp. | Method and device for mounting the shaft equipment |
| CN102887403A (en) * | 2012-10-19 | 2013-01-23 | 南宁科拓自动化设备有限公司 | Construction hoist integrated controller |
| CN103407847A (en) * | 2013-08-12 | 2013-11-27 | 无锡华科机械设备有限公司 | Automatic leveling control device |
| CN103449271A (en) * | 2013-08-20 | 2013-12-18 | 哈尔滨东建机械制造有限公司 | DSP (Digital Signal Processor)-based control device of variable-frequency construction lifting device and method for realizing automatic leveling of lifting device by adopting control device |
-
2015
- 2015-03-19 CN CN201510124398.4A patent/CN104743418B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050031U (en) * | 1988-09-16 | 1989-12-27 | 上海市建筑科学研究所 | Monoboard computer plane-layer device |
| JPH11200629A (en) * | 1998-01-09 | 1999-07-27 | Ohbayashi Corp | Temporary elevator post disassembling and assembling method for building construction |
| WO2004069719A1 (en) * | 2003-01-28 | 2004-08-19 | Thyssen Elevator Capital Corp. | Method and device for mounting the shaft equipment |
| CN102887403A (en) * | 2012-10-19 | 2013-01-23 | 南宁科拓自动化设备有限公司 | Construction hoist integrated controller |
| CN103407847A (en) * | 2013-08-12 | 2013-11-27 | 无锡华科机械设备有限公司 | Automatic leveling control device |
| CN103449271A (en) * | 2013-08-20 | 2013-12-18 | 哈尔滨东建机械制造有限公司 | DSP (Digital Signal Processor)-based control device of variable-frequency construction lifting device and method for realizing automatic leveling of lifting device by adopting control device |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105110113A (en) * | 2015-07-28 | 2015-12-02 | 苏州汇川技术有限公司 | Elevator floor leveling position control system and method |
| CN105668360A (en) * | 2016-03-18 | 2016-06-15 | 深圳市海浦蒙特科技有限公司 | Automatic elevator parameter learning method |
| CN109110598B (en) * | 2017-06-26 | 2021-05-25 | 上海三菱电梯有限公司 | Elevator floor position learning system |
| CN109110598A (en) * | 2017-06-26 | 2019-01-01 | 上海三菱电梯有限公司 | elevator floor position learning system |
| CN110626917A (en) * | 2018-06-22 | 2019-12-31 | 奥的斯电梯公司 | Elevator system |
| CN108910641A (en) * | 2018-07-24 | 2018-11-30 | 日立楼宇技术（广州）有限公司 | Elevator landing information processing method, system, equipment and readable storage medium storing program for executing |
| US11649136B2 (en) | 2019-02-04 | 2023-05-16 | Otis Elevator Company | Conveyance apparatus location determination using probability |
| CN110683437A (en) * | 2019-10-08 | 2020-01-14 | 广州广日电梯工业有限公司 | Semi-automatic learning system and method for elevator shaft floor position information |
| CN113023515A (en) * | 2021-04-15 | 2021-06-25 | 上海高仙自动化科技发展有限公司 | Method, device, equipment, system and storage medium for determining position of carrying equipment |
| CN113023515B (en) * | 2021-04-15 | 2023-06-23 | 上海高仙自动化科技发展有限公司 | Method, device, equipment, system and storage medium for determining position of carrying equipment |
| CN113666210A (en) * | 2021-08-16 | 2021-11-19 | 杭州西奥电梯有限公司 | Debugging method for absolute position control system |
| CN113666210B (en) * | 2021-08-16 | 2023-03-28 | 杭州西奥电梯有限公司 | Debugging method for absolute position control system |
| CN114906690A (en) * | 2022-05-24 | 2022-08-16 | 无锡英威腾电梯控制技术有限公司 | Elevator limiting method and device, electronic equipment and readable storage medium |
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