CN103253567A - Method and system for acquiring elevator loads - Google Patents
Method and system for acquiring elevator loads Download PDFInfo
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- CN103253567A CN103253567A CN2013102129578A CN201310212957A CN103253567A CN 103253567 A CN103253567 A CN 103253567A CN 2013102129578 A CN2013102129578 A CN 2013102129578A CN 201310212957 A CN201310212957 A CN 201310212957A CN 103253567 A CN103253567 A CN 103253567A
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Abstract
The invention discloses a method and system for acquiring elevator loads. The method comprises the following steps that load information measured by a weighing device is acquired; revised loads corresponding to acquired load information are mapped out according to corresponding relations of prearranged revised loads of an elevator car and the load information measured by the weighing device; the revised loads which are mapped out are set as actual loads of the elevator car. The method and system for acquiring the elevator loads can effectively reduce load errors caused by the defective workmanship of an elevator and provides an accurate load basis for operations such as starting torque placing or giving of all kinds of replying orders of the elevator.
Description
Technical field
The present invention relates to the treatment technology of elevator load, particularly relate to a kind of method and system that obtains elevator load.
Background technology
At present, in order to improve the elevator starter traveling comfort and to enrich elevator functions, need to measure the load of elevator.The mode of measuring elevator load in the prior art is: one, in the car bottom rubber and micro-switch are installed, the car load variation causes rubber deformation, rubber deformation will touch corresponding micro-switch, between a corresponding load zones of micro-switch; Two, rubber and eddy current sensor are installed in car bottom, car load changes and causes rubber deformation, eddy current sensor and then obtain and analyze the inflection curves of rubber, thus learn load value; Three, at machine room fag end setting pressure sensor, in control housing, increase the pressure sensor control setup, control setup is known load value by the signal of pressure sensor output is analyzed.
But when elevator is installed, its guide rail usually exists as defective workmanships such as burr, unfairnesses, these defectives cause the car of elevator inconsistent in the degree of dip of each floor, make elevator when different floor, pressure sensor in micro-switch, the eddy current sensor in the second way or the third mode in first kind of mode is inconsistent to the signal of same load output, cause elevator weighing apparatus weigh and actual load between exist than mistake.
In the use of this external elevator, the placement of load in elevator is often inhomogeneous, makes lift car be subjected to force unbalance and occurs tilting.Period of service is more of a specified duration, the unbalance stress phenomenon is more serious, elevator tilts more serious, this makes elevator equally when different floor, pressure sensor in micro-switch, the eddy current sensor in the second way or the third mode in first kind of mode is inconsistent to the signal of same load output, cause elevator weighing apparatus weigh and actual load between exist than mistake.
Further, in running process of elevator, the weight of steel rope also can cause the weighting apparatus of mode of above-mentioned three kinds of mensuration elevator load to the weigh difference of same load at different floors, so cause elevator weighing apparatus weigh and actual load between exist than mistake.
Summary of the invention
Based on this, be necessary at weighting apparatus in the technology of said determination electric charge load weigh and there is problem than mistake in actual load, a kind of method and system that obtains elevator load is provided.
Technical scheme of the present invention provides a kind of method of obtaining elevator load, may further comprise the steps:
Obtain the load information that weighting apparatus is measured;
According to the corresponding relation between the load information of the correction load of default lift car and described weighting apparatus mensuration, map out the correction load of the load information correspondence of obtaining;
The correction load that maps out is set to the actual load of described lift car.
Another technical scheme of the present invention provides a kind of system that obtains elevator load, comprising:
Receiver module is used for obtaining the load information that weighting apparatus is measured;
Control module for the corresponding relation between the load information of measuring according to correction load and the described weighting apparatus of default lift car, maps out the correction load of the load information correspondence of obtaining;
Module is set, and the correction load that is used for mapping out is set to the actual load of described lift car.
The method and system that obtains elevator load of the present invention, be converted to correction load by the load of using default corresponding relation that the weighting apparatus of elevator is measured, and then revise the actual load that load is set to lift car, can effectively weaken the load error that the defective workmanship of elevator itself causes, further place moment of starting or assign for elevator and variously reply operations such as instruction accurate load foundation is provided.
Description of drawings
Fig. 1 is the schematic flow sheet that the present invention obtains method first embodiment of elevator load;
Fig. 2 is the schematic flow sheet that the present invention obtains method second embodiment of elevator load;
Fig. 3 is the schematic flow sheet that the present invention obtains method the 3rd embodiment of elevator load;
Fig. 4 is the structural representation that the present invention obtains system's first embodiment of elevator load;
Fig. 5 is the structural representation that the present invention obtains system's second embodiment of elevator load;
Fig. 6 is the structural representation that the present invention obtains system's the 3rd embodiment of elevator load.
The specific embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described in detail.
See also Fig. 1, Fig. 1 is the schematic flow sheet that the present invention obtains method first embodiment of elevator load.
The described method of obtaining elevator load of present embodiment may further comprise the steps:
The described method of obtaining elevator load, be converted to correction load by the load of using default corresponding relation that the weighting apparatus of elevator is measured, and then revise the actual load that load is set to lift car, can effectively weaken the load error that the defective workmanship of elevator itself causes, for elevator is further placed moment of starting or assigned various elevators and reply operations such as instruction accurate load foundation is provided.Can avoid same load at different bus stops, the problem of different measuring load values is arranged.
For step 101, in order to economize on resources or Device memory, can preestablish the time period or interval (bus stop or a certain height) that obtain load information according to the concrete application of elevator measuring load, can only in the Preset Time section or in the interval, obtain load information.Described load information can be electric signal or the numerical information of the sensor output of weighting apparatus, can also be other forms of information for expression load.
In one embodiment, if only obtain the load that weighting apparatus is measured at default bus stop, before the load information that obtains weighting apparatus mensuration, further carry out following steps so:
Judge whether elevator is in default bus stop.
If, obtain the load information that described weighting apparatus is measured, if not, proceed to judge.
For step 102, the corresponding relation between the load information that the correction load of lift car and described weighting apparatus are measured can be functional equation, contain the diagram of curves of coordinate, the data acquisition that is associated with the load information that obtains or other corresponding forms of habitually practising.
In one embodiment, described corresponding relation is functional equation, and the described step that maps out the correction load of the load information correspondence of obtaining comprises:
The described load information that obtains as the described functional equation of variable substitution, is mapped out the correction load as the described correspondence of dependent variable.
In another embodiment, described corresponding relation is diagram of curves, and the described step that maps out the correction load of the load information correspondence of obtaining comprises:
With the described load information that obtains as the variable coordinate projection to described diagram of curves, map out the correction load as the described correspondence of dependent variable coordinate.In this step, obtain the variable coordinate of diagram of curves after, can draw the coordinate of dependent variable by the mode of projection.
For step 103, the described correction load that maps out is compared with the measuring load that obtains, existing effect has been eliminated the measured error that defective workmanship of elevator etc. causes, the described correction load that maps out is set to the actual load of lift car, and other application operatings that carry out for foundation elevator load provide guarantee.
See also Fig. 2, Fig. 2 is the schematic flow sheet that the present invention obtains method second embodiment of elevator load.
Present embodiment described obtains the method for elevator load and the key distinction of described first embodiment is, obtains after the load information that weighting apparatus measures, and further may further comprise the steps:
Control step in the above-mentioned embodiment can be obtained and the current bus stop of living in of elevator or highly corresponding default corresponding relation fast.In other embodiments, if default corresponding relation is not exclusive, also can obtain the corresponding relation of presetting accordingly with the real-time status of elevator by other effective technological means.
See also Fig. 3, Fig. 3 is the schematic flow sheet that the present invention obtains method the 3rd embodiment of elevator load.
Present embodiment described obtains the method for elevator load and the key distinction of described first embodiment is, further comprises the following step of obtaining the corresponding relation between the correction load of described lift car and load information that described weighting apparatus is measured:
In the above-described embodiment, except the mode of curve match, the load information that can obtain to measure by other effective modes and revise corresponding relation between load (or actual load) also, as the mode by a large amount of samplings, at the various possible actual loads of elevator, obtain the load information of the various actual load correspondences of weighting apparatus mensuration, set up two data bank or data acquisitions with mapping relations.After getting access to the load information of mensuration, from the measuring load data bank, find out corresponding load information at every turn, from the actual load data bank, find out the actual load corresponding with this load information then.
See also Fig. 4, Fig. 4 is the structural representation that the present invention obtains system's first embodiment of elevator load.
The described system that obtains elevator load of present embodiment comprises receiver module 110, control module 120 and module 130 is set, wherein:
The described system that obtains elevator load, be converted to correction load by the load of using default corresponding relation that the weighting apparatus of elevator is measured, and then revise the actual load that load is set to lift car, can effectively weaken the load error that the defective workmanship of elevator itself causes, for the further placement moment of starting of elevator or assign various elevators and reply operations such as instruction accurate load foundation is provided.Can avoid same elevator load at different bus stops, the problem of different measuring load values is arranged.
For receiver module 110, in order to economize on resources or Device memory, can preestablish the time period or interval (bus stop or a certain height) that obtain load information according to the concrete application of elevator measuring load, can only in the Preset Time section or in the interval, obtain load information.Described load information can be electric signal or the numerical information of the sensor output of weighting apparatus, can also be other forms of information for expression load.
In one embodiment, if only obtain the load information that weighting apparatus is measured at default bus stop, so before the load information that obtains weighting apparatus mensuration, receiver module 110 can be further used for judging whether elevator is in default bus stop, if, obtain the load information that described weighting apparatus is measured, if not, proceed to judge.
For control module 120, corresponding relation between the load information that the correction load of lift car and described weighting apparatus are measured can be functional equation, contain the diagram of curves of coordinate, the data acquisition that is associated with the load information that obtains or other corresponding forms of habitually practising.
In one embodiment, described corresponding relation is functional equation, described control module 120 can be used for the described load information that obtains as the described functional equation of variable substitution, map out the correction load as the described correspondence of dependent variable.
In another embodiment, described corresponding relation is diagram of curves, described control module 120 also can be used for the described load information that obtains as the variable coordinate projection to described diagram of curves, map out the correction load as the described correspondence of dependent variable coordinate.In this step, obtain the variable coordinate of diagram of curves after, can draw the coordinate of dependent variable by the mode of projection.
For module 130 is set, the described correction load that maps out is compared with the measuring load that obtains, existing effect has been eliminated the measured error that defective workmanship of elevator etc. causes, the described correction load that maps out is set to the actual load of lift car, and other application operatings that carry out for foundation elevator load provide guarantee.
See also Fig. 5, Fig. 5 is the structural representation that the present invention obtains system's second embodiment of elevator load.
Present embodiment described obtains the system of elevator load and the key distinction of described first embodiment is, further comprise and choose module 140, be used for obtaining the residing bus stop of described lift car or height, according to described bus stop or described height, and choose and described bus stop or the corresponding described corresponding relation of described height.Wherein, respectively corresponding described corresponding relation of each bus stop.
Choose module 140 in the above-mentioned embodiment, can obtain fast and the current bus stop of living in of elevator or highly corresponding default corresponding relation.In other embodiments, if default corresponding relation is not exclusive, also can obtain the corresponding relation of presetting accordingly with the real-time status of elevator by other effective technological means.
See also Fig. 6, Fig. 6 is the structural representation that the present invention obtains system's the 3rd embodiment of elevator load.
Present embodiment described obtains the system of elevator load and the key distinction of described first embodiment is, further comprise presetting module 150, the load that is used for described lift car is set to multiple load condition in the load range, under every kind of load condition, load information when using described weighting apparatus mensuration elevator to be positioned at each bus stop respectively, and according to the load information of described mensuration and the actual load of described every kind of load condition correspondence, obtain the corresponding relation between the correction load of load information that the described weighting apparatus of each bus stop correspondence measures and described lift car by the mode of curve match.Because curve or equation that the mode of curve match simulates may only be and in esse equation or curve approximation, thus in the above-mentioned corresponding relation that simulates with the correction load designate actual load corresponding with the multiple load condition that sets in advance.Described load condition be unloaded, fully loaded (maximum gross), 50% load (half of maximum gross) or unloaded be fully loaded with between any one load condition.
In the above-described embodiment, except the mode of curve match, the load information that can obtain to measure by other effective modes and revise corresponding relation between load (or actual load) also, as the mode by a large amount of samplings, at the various possible actual loads of elevator, obtain the load information of the various actual load correspondences of weighting apparatus mensuration, set up two data bank or data acquisitions with mapping relations.After getting access to the load information of mensuration, from the measuring load data bank, find out corresponding load information at every turn, from the actual load data bank, find out the actual load corresponding with this load information then.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.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 (10)
1. a method of obtaining elevator load is characterized in that, may further comprise the steps:
Obtain the load information that weighting apparatus is measured;
According to the corresponding relation between the load information of the correction load of default lift car and described weighting apparatus mensuration, map out the correction load of the load information correspondence of obtaining;
The correction load that maps out is set to the actual load of described lift car.
2. the method for obtaining elevator load according to claim 1 is characterized in that, described corresponding relation is functional equation, and the described step that maps out the correction load of the load information correspondence of obtaining comprises:
The described load information that obtains as the described functional equation of variable substitution, is mapped out the correction load as the described correspondence of dependent variable.
3. the method for obtaining elevator load according to claim 1 is characterized in that, described corresponding relation is diagram of curves, and the described step that maps out the correction load of the load information correspondence of obtaining comprises:
With the described load information that obtains as the variable coordinate projection to described diagram of curves, map out the correction load as the described correspondence of dependent variable coordinate.
4. according to any described method of obtaining elevator load in the claim 1 to 3, it is characterized in that after carrying out the described step of obtaining the load information that weighting apparatus measures, described method is further comprising the steps of:
Obtain the residing bus stop of described lift car;
According to described bus stop, choose and the corresponding described corresponding relation of described bus stop, wherein, the respectively corresponding described corresponding relation of each bus stop.
5. according to any described method of obtaining elevator load in the claim 1 to 3, it is characterized in that, further comprise the step of the corresponding relation between the load information that the correction load of obtaining described lift car and described weighting apparatus measure:
The load of described lift car is set to multiple load condition in the load range;
Under every kind of load condition, the load information when using described weighting apparatus mensuration elevator to be positioned at each bus stop respectively;
According to the load information of described mensuration and the actual load of described every kind of load condition correspondence, obtain the corresponding relation between the correction load of load information that the described weighting apparatus of each bus stop correspondence measures and described lift car by the mode of curve match.
6. a system that obtains elevator load is characterized in that, comprising:
Receiver module is used for obtaining the load information that weighting apparatus is measured;
Control module for the corresponding relation between the load information of measuring according to correction load and the described weighting apparatus of default lift car, maps out the correction load of the load information correspondence of obtaining;
Module is set, and the correction load that is used for mapping out is set to the actual load of described lift car.
7. the system that obtains elevator load according to claim 6, it is characterized in that, described corresponding relation is functional equation, and described control module is used for the described load information that obtains mapping out the correction load as the described correspondence of dependent variable as the described functional equation of variable substitution.
8. the system that obtains elevator load according to claim 6, it is characterized in that, described corresponding relation is diagram of curves, described control module is used for the described load information that obtains as the variable coordinate projection mapping out the correction load as the described correspondence of dependent variable coordinate to described diagram of curves.
9. according to any described system that obtains elevator load in the claim 6 to 8, it is characterized in that, also comprise and choose module, be used for obtaining the residing bus stop of described lift car, and according to described bus stop, choose and the corresponding described corresponding relation of described bus stop, wherein, the respectively corresponding described corresponding relation of each bus stop.
10. according to any described system that obtains elevator load in the claim 6 to 8, it is characterized in that, further comprise presetting module, the load that is used for described lift car is set to multiple load condition in the load range, under every kind of load condition, load information when using described weighting apparatus mensuration elevator to be positioned at each bus stop respectively, and according to the load information of described mensuration and the actual load of described every kind of load condition correspondence, obtain the corresponding relation between the correction load of load information that the described weighting apparatus of each bus stop correspondence measures and described lift car by the mode of curve match.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013102129578A CN103253567A (en) | 2013-05-31 | 2013-05-31 | Method and system for acquiring elevator loads |
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| CN2013102129578A CN103253567A (en) | 2013-05-31 | 2013-05-31 | Method and system for acquiring elevator loads |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103569817A (en) * | 2013-11-08 | 2014-02-12 | 广州日滨科技发展有限公司 | Fault detection method for elevator weighing system |
| EP3050833A4 (en) * | 2013-09-23 | 2017-05-10 | Dinacell Electronica, S.L. | Method and arrangement for calibrating the load control system of a lift |
| CN109250597A (en) * | 2018-11-06 | 2019-01-22 | 广州绰立科技有限公司 | Elevator car loading device antidote |
| CN110316629A (en) * | 2018-03-30 | 2019-10-11 | 上海三菱电梯有限公司 | Elevator meausring apparatus auto-correction method |
| CN111731963A (en) * | 2020-07-23 | 2020-10-02 | 巨人通力电梯有限公司 | Weighing learning method for floor compensation |
| CN111776899A (en) * | 2020-08-10 | 2020-10-16 | 苏州汇川技术有限公司 | Starting control method and system for elevator without weighing |
| CN111994747A (en) * | 2020-08-31 | 2020-11-27 | 通力电梯有限公司 | Method and system for elevator people flow guidance |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3050833A4 (en) * | 2013-09-23 | 2017-05-10 | Dinacell Electronica, S.L. | Method and arrangement for calibrating the load control system of a lift |
| CN103569817A (en) * | 2013-11-08 | 2014-02-12 | 广州日滨科技发展有限公司 | Fault detection method for elevator weighing system |
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| CN110316629A (en) * | 2018-03-30 | 2019-10-11 | 上海三菱电梯有限公司 | Elevator meausring apparatus auto-correction method |
| CN110316629B (en) * | 2018-03-30 | 2021-10-08 | 上海三菱电梯有限公司 | Automatic correction method for elevator weighing device |
| CN109250597A (en) * | 2018-11-06 | 2019-01-22 | 广州绰立科技有限公司 | Elevator car loading device antidote |
| CN111731963A (en) * | 2020-07-23 | 2020-10-02 | 巨人通力电梯有限公司 | Weighing learning method for floor compensation |
| CN111776899A (en) * | 2020-08-10 | 2020-10-16 | 苏州汇川技术有限公司 | Starting control method and system for elevator without weighing |
| CN111994747A (en) * | 2020-08-31 | 2020-11-27 | 通力电梯有限公司 | Method and system for elevator people flow guidance |
| CN111994747B (en) * | 2020-08-31 | 2023-10-17 | 通力电梯有限公司 | Method and system for elevator traffic guidance |
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Application publication date: 20130821 |