CN113044690A - Elevator speed measurement method, device, system, computer equipment and storage medium - Google Patents
Elevator speed measurement method, device, system, computer equipment and storage medium Download PDFInfo
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- CN113044690A CN113044690A CN202110350944.1A CN202110350944A CN113044690A CN 113044690 A CN113044690 A CN 113044690A CN 202110350944 A CN202110350944 A CN 202110350944A CN 113044690 A CN113044690 A CN 113044690A
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- 238000012423 maintenance Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000005259 measurement Methods 0.000 claims description 12
- 238000004590 computer program Methods 0.000 claims description 5
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- 238000001514 detection method Methods 0.000 description 2
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- 238000007689 inspection Methods 0.000 description 2
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- 238000003199 nucleic acid amplification method Methods 0.000 description 2
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Classifications
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- 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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0025—Devices monitoring the operating condition of the elevator system for maintenance or repair
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- 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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- 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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
Abstract
The invention relates to an elevator speed measuring method, a device, a system, computer equipment and a storage medium, wherein the elevator speed measuring device comprises a first assembly and a second assembly which can move relative to the first assembly, the first assembly comprises a fixed part, and at least one hole is formed in the fixed part; the second assembly comprises a movable part, at least one laser emitting unit, at least one laser receiving unit and a single chip microcomputer system, wherein the at least one laser emitting unit and the at least one laser receiving unit are connected with the movable part; the movable part moves relative to the fixed part, so that the laser receiving unit receives the laser beams emitted by the laser emitting unit and the singlechip system calculates the shielding time difference and the running speed of the elevator car. The elevator speed measuring device can detect the running speed of the elevator in real time and quickly and feed the running speed back to maintenance personnel, so that the maintenance personnel can monitor the basic information of the elevator, and the running quality of the elevator is improved.
Description
Technical Field
The invention relates to the field, in particular to an elevator speed measuring method, device, system, computer equipment and storage medium.
Background
The corresponding operation management system is often needed in the use process of the elevator, along with the development of the science and technology, the corresponding safety monitoring system of the elevator is required to be more advanced and reliable, and the connection with the internet is easier to realize, so that the accurate control of the elevator data is realized, the data acquisition of parts in the elevator is particularly important, and the establishment of a perfect data acquisition and management system has important significance.
The speed detection to elevator car often realizes through the functioning speed who detects hauler or driving sheave in most elevator structures now, and the precision is not high to current elevator structure can't carry out accurate collection to the data of elevator operation, when the elevator has the trouble, can't monitor and inform the maintenance to it.
Disclosure of Invention
In view of the above-mentioned shortcomings in the prior art, it is an object of the present invention to provide a method, apparatus, system, computer device and storage medium for measuring speed of an elevator, which solve one or more problems of the prior art.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the elevator speed measuring method comprises the following steps:
acquiring primary shielding time;
acquiring secondary shielding time;
obtaining the shielding time difference and calculating the running speed of the elevator car according to the following relational expression;
the method is characterized in that the driving speed of the elevator car is represented, the hole distance between two adjacent holes is represented, and the shielding time difference between the secondary shielding time and the primary shielding time is represented.
An elevator speed measurement device comprising a first component and a second component movable relative to the first component, wherein
The first assembly comprises a fixed part, and at least one hole is formed in the fixed part;
the second assembly comprises a movable part, at least one laser emitting unit, at least one laser receiving unit and a single chip microcomputer system, wherein the at least one laser emitting unit and the at least one laser receiving unit are connected with the movable part;
the movable part moves relative to the fixed part, so that the laser receiving unit receives the laser beams emitted by the laser emitting unit and the singlechip system calculates the shielding time difference and the running speed of the elevator car.
Further, the laser receiving unit and the laser emitting unit are coaxially arranged.
Furthermore, the single chip microcomputer system comprises a receiving unit, an interface circuit and a CPU, wherein one part of the interface circuit is connected with the receiving unit, the other part of the interface circuit is connected with the CPU, and the CPU is connected with a timing module.
Furthermore, the elevator speed measuring device also comprises a display unit connected with the single chip microcomputer system, and the display unit is used for displaying the running speed of the elevator car and providing the speed for a user to look up.
An elevator speed measuring system comprises the elevator speed measuring device and a data system, wherein the data system and the elevator speed measuring device are connected with a server module together; wherein
The data system has at least one target data and sends a collection instruction to the server module to request the server module to collect the target data;
and the server module is used for receiving the acquisition instruction and uploading the target data.
The data system comprises an elevator file module, a grouping management module, a fault recording module, a message pushing module and a user management module, wherein the elevator file module, the grouping management module, the fault recording module, the message pushing module and the user management module are connected with the elevator file module
The elevator file module is used for establishing a file for the elevator information state;
the grouping management module is used for grouping the archives;
the fault recording module is used for collecting elevator fault information;
the message pushing module is used for recording the elevator fault information;
the user management module is used for pushing maintenance personnel information.
The elevator speed measurement system further comprises an alarm unit, and the alarm unit is connected with the fault recording module and used for collecting elevator fault information and giving an alarm at the same time.
A computer device comprising a processor; and the memorizer is provided with a computer readable instruction which is executed by the processor to realize the elevator speed measuring method.
A storage medium having stored thereon a computer program which, when executed by a processor, implements the above-described method of measuring speed of an elevator.
Compared with the prior art, the invention has the following beneficial technical effects:
the elevator speed measuring device can detect the running speed of the elevator in real time and quickly and feed the running speed back to maintenance personnel, so that the maintenance personnel can monitor basic information of the elevator, and the running quality of the elevator is improved.
Furthermore, the elevator speed measuring system can collect information of related maintenance personnel and carry out filing and grouping management on the elevator state, so that the elevator operation management effect is improved, a fault signal can be timely pushed to the maintenance personnel, and the maintenance personnel can conveniently maintain the fault elevator in time.
(III)
Drawings
Fig. 1 shows a flow chart of elevator speed measurement in a method, an apparatus, a system, a computer device and a storage medium for elevator speed measurement according to an embodiment of the present invention.
Fig. 2 shows a schematic installation diagram of an elevator speed measuring device according to an embodiment of the invention.
Fig. 3 shows a schematic structural diagram of an elevator speed measuring device according to an embodiment of the invention.
Fig. 4 shows a schematic view of a part of the structure of an elevator speed measuring device according to an embodiment of the present invention.
Fig. 5 shows a schematic structural diagram of an elevator speed measuring system and an elevator monitoring system according to an embodiment of the invention.
Fig. 6 shows a schematic structural diagram of a main board in an elevator speed measuring system according to an embodiment of the invention.
Fig. 7 shows a schematic structural diagram of a computer device according to an embodiment of the present invention.
In the drawings, the reference numbers: 1. an elevator car; 2. an elevator speed measuring device; 20. a movable portion; 21. a fixed portion; 210. an aperture; 201. a laser emitting unit; 202. a laser receiving unit; 2021. a laser detection unit; 2022. a first amplifying unit; 2023. a decoding output unit; 203. a first extension portion; 204. a second extension portion; 205. spacing; 206. a body portion; 3. a single chip system; 301. a signal receiving unit; 302. an interface unit; 303. a CPU; 304. a second amplifying unit; 4. a display unit; 5. an elevator archive module; 6. a grouping management unit; 7. a fault recording module; 8. an alarm unit; 9. a message pushing unit; 10. a user management module; 11. a speed reduction device; 12. a server module; 13. a computer device; 1301. a memory; 1302. computer readable instructions; 1303. a processor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the method, apparatus, system, computer device and storage medium for measuring speed of elevator provided by the present invention are described in detail below with reference to the accompanying drawings and the detailed description. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are all used in a non-precise scale for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention. To make the objects, features and advantages of the present invention comprehensible, reference is made to the accompanying drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the implementation conditions of the present invention, so that the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.
The invention provides an elevator speed measuring method which can effectively realize accurate speed measurement of an elevator, and correspondingly, the invention also provides an elevator speed measuring device which can be arranged in computer equipment, for example, the computer equipment is a desktop computer, a server and the like, so that an efficient elevator speed measuring method is realized.
The first embodiment is as follows:
the following first describes the specific structure of the elevator speed measuring device as follows:
referring to fig. 2 and 3, the elevator speed measuring device includes a first assembly and a second assembly movable relative to the first assembly, wherein
The first component comprises a fixing portion 21, and at least one hole 210 is formed in the fixing portion 21. Specifically, in the elevator speed measuring device according to the first embodiment of the present invention, the fixing portion 21 is a fixing strip, the fixing strip is fixed to the elevator rail by a fastener, and a plurality of holes 210 are formed in the fixing strip, the holes axially penetrate through the fixing strip, preferably, in the elevator speed measuring device according to the first embodiment of the present invention, the holes 210 are circular holes, and the distance between each adjacent circular holes is equal.
Of course, in other embodiments of the present invention, the hole 210 may be any shape other than a circular hole as long as it is sufficient for the laser beam to pass through and be received and detected by the laser receiving unit 202, and the present invention is not limited further.
With continuing reference to fig. 2 and fig. 3, the second assembly includes a movable portion 20, at least one laser emitting unit 201 and at least one laser receiving unit 202 connected to the movable portion 20, and a single chip microcomputer system 3.
In particular, with continued reference to fig. 2 and 3, the movable part 20 is secured to the elevator car 1 so that the movable part 20 can move with the elevator car in the elevator hoistway relative to the fixed part 21 and the elevator track.
Further, with continuing reference to fig. 2 and fig. 3, the movable portion 20 includes a body portion 206, and a first extending portion 203 and a second extending portion 204 connected to the body portion 206, wherein the first extending portion 203 and the second extending portion 204 are integrally connected to the body portion 206, the first extending portion 203 and the second extending portion 204 are symmetrically arranged with an axial center of the body portion 206 as a center, and an extending length of the first extending portion 203 is the same as an extending length of the second extending portion 204.
Further, with continuing reference to fig. 2 and fig. 3, the laser emitting unit 201 is fixed inside the first extending portion 203, the laser emitting unit 201 is used for emitting laser beams, the present invention adopts a semiconductor laser, LD circuit laser coding modulation is implemented by integrated chip hardware, and an emission driving circuit in the laser is driven by an APC (automatic power control) circuit, so as to ensure the stability of the light power output of the laser diode.
Further, referring to fig. 3 and 4, the laser receiving unit 202 is fixed on the inner side of the second extending portion 204, and the laser emitting unit 201 and the laser receiving unit 202 are arranged opposite and coaxially to each other, so as to ensure that the laser emitting unit 201 can accurately emit laser beams and be received by the laser receiving unit 202, and ensure that the laser beams emitted by the laser emitting unit 201 are not mistakenly received by the laser receiving unit 202 due to wrong positions, thereby affecting the speed measuring effect. Further, the laser receiving unit 202 includes a laser detecting unit 2021, a first amplifying unit 2022, and a decoding output unit 2023, wherein the laser detecting unit selects an element with high sensitivity of red light band and fast response speed, the first amplifying unit 2022 adopts an integrated receiving module, the address setting of the decoding output unit 2023 is consistent with the transmitting address, and the decoding output unit 2023 outputs a level signal corresponding to the transmitting end.
Further, referring to fig. 6, the single chip microcomputer system 3 includes a receiving unit 301, an interface circuit 302 and a CPU303, wherein a part of the interface circuit 302 is connected to the receiving unit 301, another part of the interface circuit 302 is connected to the CPU303, the CPU303 is connected to a timing module 304, preferably, the interface circuit 302 is a 4N25 optoelectronic isolation integrated circuit, the CPU303 is preferably an AT89S52 serving as a control core of the system, the timing module 304 includes a timing logic component and a timing user interface component that are independent of each other, the timing logic component is used for processing timing related logic, transmitting data to a timing user interface, and the timing user interface component renders the received data, so that a maintenance person can operate the timing user interface AT the terminal to obtain timing time.
Further, with continued reference to fig. 6, the output of the CPU303 may be connected to the display unit 4 via a second amplification unit 304 in order to be able to display the travel speed of the elevator car and to be available for the user, i.e. the serviceman, to review. Preferably, in the elevator speed measuring device according to the first embodiment of the present invention, the second amplifying unit 304 may be a triode, and the display unit 4 may adopt an LCD display screen, and the running speed of the elevator car is fed back in real time through the LCD display screen and an adjustment command may be issued through a selectable graphical interface.
Further, the single chip microcomputer system 3 can be further connected with a speed reduction device 11, the speed reduction device 11 can be a speed reducer for controlling the elevator car 1 to reduce speed, for example, after the single chip microcomputer system 3 measures the speed of the elevator, whether the elevator exceeds a preset speed is judged according to a preset elevator standard value, if the elevator exceeds the preset speed, the speed reducer is controlled to be started, and the running speed of the elevator car 1 is gradually reduced to the preset speed.
Correspondingly, the invention also provides an elevator speed measuring system, and the structure of the elevator speed measuring system is described as follows:
referring to fig. 5, the elevator speed measuring system includes the above-mentioned elevator speed measuring device and data system, the data system and the elevator speed measuring device are connected to the server module 12 together, wherein
The data system has at least one target data and can send a collection instruction to the server module 12 to request the server module 12 to collect the target data, and the server module 12 is used for receiving the Egypt instruction and uploading the target data.
Further, please continue to refer to fig. 5, the speed measuring system of the elevator further includes a data system, which has at least one target data and sends a collecting instruction to the server module 12 to request the server module 12 to collect the target data.
The data system comprises an elevator archive module 5, a grouping management module 6, a fault recording module 7, a message pushing module 9 and a user management module 10, wherein
Further, the elevator archive module is used for establishing an archive of an elevator information state, wherein the elevator information state belongs to target data and comprises an elevator address, main technical parameters, next annual inspection time, first-party safety management personnel contact information, maintenance personnel, the number of certain unit elevators, specification and model of accessories, last major and medium repair or updating and transforming time, the positions of the elevators and the counties to which the elevators belong.
Further, the grouping management module 6 is configured to group the archives, specifically, the archives may be grouped for elevator information states, the grouping specifically includes person grouping, time grouping, location grouping, parameter grouping, and the like, the person grouping includes first-party safety management personnel and maintenance personnel in the elevator archive module, the time grouping includes next annual inspection time, major and middle maintenance repair or update modification time, the parameter grouping includes technical parameters, elevator quantity, accessory specification and model, and the location grouping includes elevator location, elevator county, and the like.
Further, the fault recording module 7 is configured to collect fault information of the elevator, where the fault information of the elevator includes a current fault state of the elevator and a historical fault state of the elevator.
Further, the message pushing module 9 is used for recording the current fault state of the elevator and the historical fault state of the elevator. Accordingly, in other embodiments of the present invention, the message pushing module may be directly or indirectly connected to the user terminal through a wired or wireless communication manner, so as to transmit the recorded current fault state and the recorded historical fault state of the elevator to the user terminal, specifically, the user terminal may be a desktop computer, a notebook computer, a tablet computer, a smart phone, a smart speaker, a smart watch, or other electronic devices capable of providing a network communication function, which is not limited herein.
Further, the user management module 10 is configured to push information of maintenance personnel, specifically, the information of the maintenance personnel is automatically screened according to a certain round rule, and is pushed to the user side, so that a user can directly interface with the maintenance engineer and process fault information.
Furthermore, above-mentioned elevator speed measurement system still includes alarm unit 8, alarm unit 8 is connected with trouble record module 7, alarm unit 8 can be the warning light of installing in elevator car 1 inside, and this warning light passes through the wire and is connected with communications facilities and control chip respectively, control chip is connected with trouble record module 7 to be used for when current elevator is in the fault condition immediately through control chip messenger warning light execution alarm, and accessible communications facilities gets in touch with the maintenance engineer.
Fig. 5 is a schematic view of an elevator speed measurement system related to an elevator speed measurement method, where the system has a server module 12, where the server module 12 may be an independent physical server, a server cluster or a distributed system formed by a plurality of physical servers, or a cloud server providing basic cloud computing services such as cloud service, cloud data system, cloud computing, cloud function, cloud storage, network service, cloud communication, middleware service, domain name service, security service, CDN, and big data and artificial intelligence platform, or a cloud computing center formed by a plurality of cloud servers, and this does not limit the present invention specifically.
Referring to fig. 1, correspondingly, the present invention further provides an elevator speed measurement method, including the following steps:
s1: acquiring primary shielding time;
referring to fig. 1 and 2, taking hole a1 and hole a2 as an example, the laser emitting unit 201 is activated and emits a laser beam, at this time, the laser emitted by the laser emitting unit 201 passes through hole a1 and can be received by the laser receiving unit 202, the elevator car moves relative to the elevator track, so that the movable part 20 also moves relative to the fixed part 21 synchronously, when the laser emitting unit 201 passes through hole a1, the laser emitting unit 201 passes through hole a1The laser beam emitted by the laser emitting unit 201 is shielded by the fixing part 21, so that the output voltage of the laser receiving unit 202 changes from low to high, passes through the first amplifying unit 2022 and the decoding output unit 2023 to the receiving unit 301, so that the output voltage of the receiving unit 301 changes from low to high, passes through the interface circuit 202, intervenes in the CPU303 and triggers the timer in the single chip microcomputer system 3 to start timing, and when the laser emitting unit 201 moves to the hole a2 and the laser receiving unit 202 can receive the laser beam again, timing is finished, so that one shielding time T is obtained1。
S2: acquiring secondary shielding time;
the acquisition of the secondary occlusion time is similar to the acquisition of the primary occlusion time except that the movable part 20 is moved from the hole a2 to the hole A3 with respect to the fixed part 21, and the time when the laser beam is occluded from the hole a2 to the hole A3, i.e., the secondary occlusion time T, is timed by the timing module 304 in the one-chip microcomputer system2。
S3: obtaining the shielding time difference and calculating the running speed of the elevator car according to the following relational expression;
specifically, the single chip microcomputer system executes a program according to the following relational expression and calculates the traveling speed of the elevator car 1.
Where V represents the travel speed of the elevator car, S is a known quantity and represents the hole spacing between two adjacent holes 201, and T represents the secondary occlusion time T2And one time of shielding time1After the traveling speed of the elevator car 1 is calculated by the above relational expression, the speed value is displayed on the display unit 4 through the second amplification unit 304 to be viewed by a maintenance person or a user.
Referring to fig. 7, correspondingly, the present invention further provides a computer device 13, where the computer device 13 includes a processor 1303 and a memory 1301, where the memory stores a computer readable instruction 1302, and the computer readable instruction 1302 is executed by the processor 1303, so as to implement the elevator speed measurement methods of S1 to S3.
Correspondingly, the invention also provides a storage medium, wherein a computer program is stored on the storage medium, and the computer program is executed by a processor to realize the elevator speed measuring method.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The elevator speed measuring method is characterized by comprising the following steps:
acquiring primary shielding time;
acquiring secondary shielding time;
obtaining the shielding time difference and calculating the running speed of the elevator car according to the following relational expression;
wherein V represents the running speed of the elevator car, S represents the hole distance between two adjacent holes, and T represents the shielding time difference between the secondary shielding time and the primary shielding time.
2. The utility model provides an elevator speed sensor which characterized in that: the elevator speed measuring device comprises a first component and a second component which can move relative to the first component, wherein
The first component comprises a fixed part (21), and at least one hole (210) is formed in the fixed part (21);
the second assembly comprises a movable part (20), at least one laser emitting unit (201) connected with the movable part (20), at least one laser receiving unit (202) and a single chip microcomputer system (3);
the movable part (20) moves relative to the fixed part (21), so that the laser receiving unit (202) receives the laser beam emitted by the laser emitting unit (201) and the singlechip system (3) calculates the shielding time difference and the running speed of the elevator car.
3. An elevator speed measurement device according to claim 2, wherein: the laser receiving unit (202) is arranged coaxially with the laser emitting unit (201).
4. An elevator speed measurement device according to claim 3, wherein: the single chip microcomputer system comprises a receiving unit (301), an interface circuit (302) and a CPU (303), wherein one part of the interface circuit (302) is connected with the receiving unit (301), the other part of the interface circuit (302) is connected with the CPU (303), and the CPU (303) is connected with a timing module (304).
5. An elevator speed measurement device according to claim 4, wherein: the elevator speed measuring device also comprises a display unit connected with the single chip microcomputer system, and the display unit is used for displaying the running speed of the elevator car and providing the speed for a user to look up.
6. An elevator speed measuring system which is characterized in that: the elevator speed measuring system comprises the elevator speed measuring device and a data system according to any one of claims 2-5, wherein the data system and the elevator speed measuring device are jointly connected with a server module (12); wherein
The data system has at least one target data and sends a collection instruction to the server module (12) to request the server module (12) to collect the target data;
the server module (12) is used for receiving the acquisition instruction and uploading the target data.
7. An elevator speed measurement system according to claim 6, wherein: the data system comprises an elevator archive module (5), a grouping management module (6), a fault recording module (7), a message pushing module (9) and a user management module (10), wherein
The elevator file module (5) is used for establishing a file for the elevator information state;
the grouping management module (6) is used for grouping the archives;
the fault recording module (7) is used for collecting elevator fault information;
the message pushing module (9) is used for recording the elevator fault information;
the user management module (10) is used for pushing maintenance personnel information.
8. An elevator speed measurement system according to claim 6, wherein: the elevator speed measuring system further comprises an alarm unit (8), wherein the alarm unit (8) is connected with the fault recording module (7) and used for collecting elevator fault information and giving an alarm at the same time.
9. A computer device, characterized by: comprising a processor (1303); and a memory (1301) having computer readable instructions (1302) stored thereon, the computer readable instructions (1302) when executed by the processor (1303) implementing the method of measuring elevator speed according to claim 1.
10. A storage medium having a computer program stored thereon, characterized in that: the computer program, when executed by a processor, implements the method of measuring elevator speed of claim 1.
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Application publication date: 20210629 |