CN113336065B - Emergency braking system of elevator - Google Patents
Emergency braking system of elevator Download PDFInfo
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- CN113336065B CN113336065B CN202110613982.1A CN202110613982A CN113336065B CN 113336065 B CN113336065 B CN 113336065B CN 202110613982 A CN202110613982 A CN 202110613982A CN 113336065 B CN113336065 B CN 113336065B
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- module
- elevator
- main control
- emergency braking
- braking system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
- B66B29/005—Applications of security monitors
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Abstract
The invention provides an emergency braking system of an elevator. The emergency braking system of an elevator comprises: the detection module comprises a light emitting module and a light receiving module which are respectively arranged at two sides of the elevator, a temperature sensing module for identifying an object with temperature and a dynamic identification module for tracking the object; the identification module, identification module's input with the output electric connection of detection module, identification module includes accurate identification module, judge module and timing module. According to the emergency braking system of the elevator, the detection module and the identification module are arranged at the elevator outlet for detection and identification, so that when a person falls down at the elevator opening, the elevator can be immediately controlled to be braked emergently through the braking module, potential safety hazards caused by continuous operation of the elevator when the person falls down on the elevator are avoided, emergency automatic braking of the elevator is realized, and the safety protection capability of the elevator is improved.
Description
Technical Field
The invention relates to the technical field of escalator, in particular to an emergency braking system of an escalator.
Background
The handrail elevator is an outdoor elevator with handrails, is generally arranged in large facilities such as malls, and can save physical strength of customers going upstairs and downstairs, so that the customers can shop with more vigorous energy.
At the moment of going down from the escalator, the human body still has the inertia of advancing for the inconvenient old person of legs and feet probably causes the potential safety hazard because stand insecurely at the moment of going down the escalator.
In prior art, in order to avoid someone to fall down on the elevator, all can have the brake button on the elevator, press the brake button through other people help and come emergency braking elevator, but when only old person took the elevator alone and fell down and people around are less again, the emergency brake button of elevator can not in time be pressed, and the elevator can not accomplish again and emergency braking carries out automatically, causes the potential safety hazard easily.
Therefore, there is a need to provide an emergency braking system for an elevator that solves the above-mentioned problems.
Disclosure of Invention
The invention provides an emergency braking system of an elevator, which solves the problem that the elevator can only be braked by manually pressing a braking button and cannot be automatically braked when a person falls down.
In order to solve the above technical problems, an emergency braking system for an elevator according to the present invention includes: the detection module comprises a light emitting module and a light receiving module which are respectively arranged at two sides of the elevator, a temperature sensing module for identifying an object with temperature and a dynamic identification module for tracking the object;
the identification module is electrically connected with the input end of the identification module and the output end of the detection module, and comprises an accurate identification module, a judgment module and a timing module, wherein the accurate identification module is used for carrying out frame selection tracking on images of each passing person and respectively tracking the head, body, arms and legs of the human body in each frame;
the input end of the central processing unit is electrically connected with the output end of the identification module;
and the input end of the brake module is electrically connected with the output end of the central processing unit.
Preferably, the light emitting module and the light receiving module are used in cooperation, so that when a person passes through the light emitting module, light emitted by the light emitting module is blocked and cannot be received by the light receiving module.
Preferably, the braking module is used for emergency braking of the power output of the elevator to stop the operation of the elevator.
Preferably, the output end of the central processing unit is electrically connected with an alarm module, the input end of the alarm module is electrically connected with the output end of the central processing unit, the alarm module comprises a near-end alarm module and a far-end alarm module, and the near-end alarm module is used for performing sound-light alarm on one end of the elevator.
Preferably, the output end of the central processing unit is electrically connected with a recovery module, the recovery module comprises a signal transmission module and a voice prompt module, and the output end of the signal transmission module is electrically connected with the input end of the brake module.
Preferably, the device also comprises a main control device integrated by a detection module, an identification module, a central processing unit and a brake module, and an escalator used for installing the main control device, wherein one side of the escalator is fixedly connected with a receiver provided with a light receiving module.
Preferably, an adjusting device is fixedly arranged on one side of the main control equipment, the adjusting device comprises a groove, a press button is movably connected inside the inner wall of the groove, an adjusting pressure plate is fixedly connected to one end of the press button, and two adjusting pressure shafts are fixedly connected to one side of the adjusting pressure plate;
the clamping device is fixed on one side of the main control equipment and comprises a fixed concave block, one side of the inner wall of the fixed concave block is fixedly connected with a guide shaft, a tension spring is sleeved on the guide shaft, and two ends of the tension spring are fixedly connected with clamping inclined blocks which slide on the guide shaft;
the installation component is arranged on one side of the escalator and comprises an installation groove, and fixing grooves are formed in the top and the bottom of the inner wall of the installation groove.
Preferably, the groove is formed in one side of the main control device, the fixed concave block is fixedly connected to one side of the main control device, and the adjusting pressing shaft is located inside the fixed concave block.
Preferably, the mounting groove is formed in one side of the escalator, and the fixing concave block is used for being matched with the clamping inclined block to clamp the fixing concave block in the mounting groove.
Preferably, an adjusting inclined rod is fixedly connected to the clamping inclined block, and one end of the adjusting pressing shaft is abutted to the adjusting inclined rod.
Compared with the related art, the emergency braking system of the elevator provided by the invention has the following beneficial effects:
the invention provides an emergency braking system of an elevator, which is characterized in that a detection module and an identification module are arranged at an elevator outlet for detection and identification, so that when a person falls down at the elevator outlet, the elevator can be immediately controlled to be braked emergently through the braking module, potential safety hazards caused by continuous operation of the elevator when the person falls down on the elevator are avoided, the emergency automatic braking of the elevator is realized, and the safety protection capability of the elevator is improved.
Drawings
Fig. 1 is a system block diagram of a first embodiment of an emergency braking system for an elevator provided by the present invention;
FIG. 2 is a system block diagram of a portion of the detection module of FIG. 1;
FIG. 3 is a system block diagram of the portion of the identification module shown in FIG. 1;
FIG. 4 is a system block diagram of the portion of the alarm module shown in FIG. 1;
FIG. 5 is a system block diagram of the portion of the recovery module shown in FIG. 1;
fig. 6 is a schematic structural view of a third embodiment of an emergency braking system of an elevator provided by the present invention;
fig. 7 is a schematic view of the escalator shown in fig. 6;
FIG. 8 is a side view of the master device of FIG. 6;
FIG. 9 is a schematic diagram of an installation structure of the internal main control device in FIG. 6;
fig. 10 is a schematic view of the interior of the escalator shown in fig. 6.
Reference numbers in the figures:
1. the system comprises a main control device, 2, an escalator, 3 and a receiver;
4. the adjusting device 41, the groove 42, the press button 43, the adjusting press plate 44 and the adjusting press shaft;
6. the clamping device 61, the fixing concave block 62, the guide shaft 63, the tension spring 64 and the clamping inclined block;
7. a mounting component 71, a mounting groove 72 and a fixing groove;
8. an adjusting inclined rod 9, a power connection head 10 and a power connection port.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
First embodiment
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a system block diagram of a first embodiment of an emergency braking system of an elevator provided by the present invention; FIG. 2 is a system block diagram of a portion of the detection module of FIG. 1; FIG. 3 is a system block diagram of the portion of the identification module shown in FIG. 1; FIG. 4 is a system block diagram of the portion of the alarm module shown in FIG. 1. An emergency braking system for an elevator comprising: the detection module comprises a light emitting module and a light receiving module which are respectively arranged at two sides of the elevator, a temperature sensing module for identifying an object with temperature and a dynamic identification module for tracking the object;
the identification module is electrically connected with the input end of the identification module and the output end of the detection module, and comprises an accurate identification module, a judgment module and a timing module, wherein the accurate identification module is used for carrying out frame selection tracking on images of each passing person and respectively tracking the head, body, arms and legs of the human body in each frame;
the input end of the central processing unit is electrically connected with the output end of the identification module;
and the input end of the brake module is electrically connected with the output end of the central processing unit.
All modules can get electricity by being connected with an external power supply or an internal power supply, a central processing unit can be used for a main control single chip microcomputer, the operation of all modules is convenient to coordinate, a dynamic recognition module recognizes a target by using Haar characteristics, a good recognition effect can be achieved as long as training samples are sufficient, and a Camshift algorithm is used for tracking the target on the basis of recognition; the Kalman filtering prediction method is integrated into a Camshift algorithm, the target tracking speed is improved, the problem of target quick tracking under the condition of interference is effectively solved, a quick target automatic identification and tracking system is established, a series of target automatic identification and tracking tests are carried out, a timing module is used for calculating time, and if the time that people stay in the monitoring range is far beyond the time required by actual elevator leaving, the alarm module can give an alarm.
The light emitting module and the light receiving module are matched for use, so that when a person passes through the light emitting module, light emitted by the light emitting module can be blocked and cannot be received by the light receiving module.
If someone passes through between the light emitting module and the light receiving module, the light emitted by the light emitting module is blocked, which indicates that someone is passing through the elevator.
The braking module is used for carrying out emergency braking on the power output of the elevator and stopping the operation of the elevator.
The elevator is also provided with an emergency braking button to achieve the effect of emergency braking, and the braking module and the original emergency braking button on the elevator control the same emergency braking equipment.
The elevator alarm device is characterized in that the output end of the central processing unit is electrically connected with an alarm module, the input end of the alarm module is electrically connected with the output end of the central processing unit, the alarm module comprises a near-end alarm module and a far-end alarm module, and the near-end alarm module is used for conducting audible and visual alarm at one end of an elevator.
The remote module is connected to a monitoring room or a security room through a line to give an alarm, and therefore workers can be prompted to quickly arrive at an alarm site when the alarm is given.
The working principle of the emergency braking system of the elevator provided by the invention is as follows:
whether someone passes through the elevator is monitored through using light emitting module and light receiving module, if light receiving module has the receipts light, then indicate unmanned, if light receiving module has the receipts light, then indicate that there is people or thing to pass through, carry out the temperature sensing through the temperature sensing module this moment, if people or thing that pass through have the temperature, then judge for people or animal, carry out image frame selection and dynamic tracking through dynamic identification module to people or animal that have the temperature that passes through this moment.
Adopt accurate identification module to discern every solitary image frame selection, according to the head, the health, whether the dynamic people or the thing that have the temperature that frame elected are the people is confirmed to four parts of arm and shank, rethread judgment module discernment head, the health, whether arm and shank are in normal walking state, if the head, the health, the arm is whole and the shank is in the same height, then judge for beating, can send the instruction for the braking module through central processing unit this moment, carry out emergency braking through braking module control elevator, it continuously starts to bring the potential safety hazard to fall down the elevator when avoiding someone to get off the elevator.
Compared with the related art, the emergency braking system of the elevator provided by the invention has the following beneficial effects:
detect and discernment through setting up detection module and identification module in elevator exit for when someone falls down at the elevator mouth, can carry out emergency braking through braking module control elevator at once, avoid someone to fall down on the elevator still continuous operation and cause the potential safety hazard, realize the emergency automatic braking of elevator, promote the safety protection ability of elevator.
Second embodiment
Referring to fig. 1 and 5 in combination, a second embodiment of the present application provides another elevator-based emergency braking system based on an elevator emergency braking system provided in a first embodiment of the present application, and the second embodiment of the present application provides an elevator-based emergency braking system that is different in that an output end of the central processing unit is electrically connected to a recovery module, the recovery module includes a signal transmission module and a voice prompt module, and an output end of the signal transmission module is electrically connected to an input end of the braking module.
Compared with the related art, the emergency braking system of the elevator provided by the invention has the following beneficial effects:
after the personnel of falling down who judges through dynamic monitoring module and accurate identification module and read out leaves, the elevator can follow braking state to the starting condition conversion, and carry out voice prompt through the voice prompt module before the elevator starts, the suggestion elevator will reply once more in a certain time and carry out the countdown (reply in a minute if the elevator, then the voice then reports the elevator and will resume the operation in a minute, please suggestion such as relevant personnel notice), need not the manual work and arrive on-the-spot recovery elevator, be convenient for the elevator quick automatic recovery operation under the safe state.
Third embodiment
Referring to fig. 6-10 in combination, a third embodiment of the present application provides another elevator-based emergency braking system based on the elevator-based emergency braking system provided by the first embodiment of the present application. The third embodiment is only the preferable mode of the first embodiment, and the implementation of the third embodiment does not affect the implementation of the first embodiment alone.
Specifically, the elevator-based emergency braking system provided by the third embodiment of the present application is different in that the elevator-based emergency braking system further includes a main control device 1 integrated by a detection module, an identification module, a central processing unit and a braking module, and an escalator 2 for installing the main control device, wherein a receiver 3 installed with a light receiving module is fixedly connected to one side of the escalator 2.
One side of the main control equipment is fixedly provided with an adjusting device 4, the adjusting device 4 comprises a groove 41, the inner part of the inner wall of the groove 41 is movably connected with a press button 42, one end of the press button 42 is fixedly connected with an adjusting press plate 43, and one side of the adjusting press plate 43 is fixedly connected with two adjusting press shafts 44;
the press buttons 42 are two in total, so that the situation that one press button 42 is touched by mistake to cause the main control device 1 to loosen is avoided.
The clamping device 6 is fixed on one side of the main control equipment 1, the clamping device 6 comprises a fixed concave block 61, one side of the inner wall of the fixed concave block 61 is fixedly connected with a guide shaft 62, a tension spring 63 is sleeved on the guide shaft 62, and two ends of the tension spring 63 are fixedly connected with clamping inclined blocks 64 sliding on the guide shaft 62;
the installation component 7 is arranged on one side of the escalator 2, the installation component 7 comprises an installation groove 71, and fixing grooves 72 are formed in the top and the bottom of the inner wall of the installation groove 71.
One side of the clamping inclined block 64 is a curved surface, the tension spring 63 is in a contracted state, thrust in the direction away from each other is exerted on the two clamping inclined blocks 64, and the guide shaft 62 penetrates through the two clamping inclined blocks 64, so that the clamping inclined blocks 64 can only slide along the direction of the guide shaft 62.
The groove 41 is arranged on one side of the main control device 1, the fixed concave block 61 is fixedly connected to one side of the main control device 1, and the adjusting pressing shaft 44 is located inside the fixed concave block 61.
The mounting groove 71 is opened at one side of the escalator 2, and the fixing concave block 61 is used for being matched with the clamping inclined block 64 to clamp the fixing concave block 61 in the mounting groove 71.
The fixing concave block 61 and the main control device 1 are installed inside the installation groove 71.
One side of the inner wall of the mounting groove 71 is provided with an electric connection head 9, and one side of the main control device 1 is fixedly connected with an electric connection port 10.
When the main control equipment 1 is installed in the installation groove 71, the electric connector 9 is relatively inserted into the electric connector 10 to obtain electricity so as to supply power to the main control equipment 1, a circuit of the electric connector 9 penetrates through the escalator 2, a power supply does not need to be installed or replaced, the main control equipment can run continuously, and the electric connector is convenient to use.
An adjusting inclined rod 8 is fixedly connected to the clamping inclined block 64, and one end of the adjusting pressing shaft 44 is abutted to the adjusting inclined rod 8.
One end of the adjusting pressing shaft 44, which is abutted against the adjusting inclined rod 8, is designed to be a curved surface, so that the friction force between the adjusting pressing shaft 44 and the adjusting inclined rod 8 is reduced.
The working principle of the emergency braking system of the elevator provided by the invention is as follows:
when the main control device 1 needs to be installed, the main control device 1 is directly pushed into the installation groove 71, the inner wall of the installation groove 71 can extrude the inclined surface of the clamping inclined block 64, the clamping inclined block 64 is pressed into the fixing concave block 61, and when the main control device 1 is completely pushed into the installation groove 71, the tension spring 63 extends to push the two clamping inclined blocks 64 into the fixing groove 72, so that the installation of the main control device 1 is completed;
when main control equipment 1 needs to be taken down, can manually press the button 42, the button 42 extrusion adjusting pressure plate 43 drives and adjusts the pressure axis 44 and remove, adjusts the down tube 8 through adjusting the pressure axis 44 extrusion for two chucking sloping blocks 64 move to the direction that is close to each other, when chucking sloping block 64 breaks away from fixed slot 72, can follow the inside taking out of mounting groove 71 with main control equipment 1.
Compared with the related art, the emergency braking system of the elevator provided by the invention has the following beneficial effects:
can directly install main control equipment 1 on handrail elevator 2 through pressing main control equipment 1, press the button 42 and can follow mounting groove 71 with main control equipment 1 inside taking out, easy operation, the installation and the dismantlement of the main control equipment 1 of being convenient for, the maintenance and the maintenance of the equipment of being convenient for.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. An emergency braking system for an elevator, comprising:
the detection module comprises a light emitting module and a light receiving module which are respectively arranged at two sides of the elevator, a temperature sensing module for identifying an object with temperature and a dynamic identification module for tracking the object;
the identification module is electrically connected with the input end of the identification module and the output end of the detection module, and comprises an accurate identification module, a judgment module and a timing module, wherein the accurate identification module is used for carrying out frame selection tracking on images of each passing person and respectively tracking the head, body, arms and legs of the human body in each frame;
the input end of the central processing unit is electrically connected with the output end of the identification module;
the input end of the brake module is electrically connected with the output end of the central processing unit;
the light emitting module and the light receiving module are matched for use, so that when people pass through, light emitted by the light emitting module can be blocked and cannot be received by the light receiving module;
the handrail elevator is characterized by further comprising a main control device integrated by a detection module, an identification module, a central processing unit and a brake module, and a handrail elevator used for installing the main control device, wherein one side of the handrail elevator is fixedly connected with a receiver provided with a light receiving module;
an adjusting device is fixedly arranged on one side of the main control equipment and comprises a groove, a press button is movably connected inside the inner wall of the groove, an adjusting pressure plate is fixedly connected to one end of the press button, and two adjusting pressure shafts are fixedly connected to one side of the adjusting pressure plate;
the clamping device is fixed on one side of the main control equipment and comprises a fixed concave block, one side of the inner wall of the fixed concave block is fixedly connected with a guide shaft, a tension spring is sleeved on the guide shaft, and two ends of the tension spring are fixedly connected with clamping inclined blocks which slide on the guide shaft;
the installation assembly is arranged on one side of the escalator and comprises an installation groove, and fixing grooves are formed in the top and the bottom of the inner wall of the installation groove;
the adjusting pressing shaft is positioned inside the fixed concave block;
the mounting groove is formed in one side of the handrail elevator, and the fixing concave block is used for being matched with the clamping inclined block to clamp the fixing concave block in the mounting groove;
an adjusting inclined rod is fixedly connected to the clamping inclined block, and one end of the adjusting pressing shaft is abutted to the adjusting inclined rod;
when main control equipment is installed to needs, directly promote main control equipment to the mounting groove is inside, and the inner wall of mounting groove can extrude the inclined plane of chucking sloping block, impresses the inside of fixed concave block with the chucking sloping block, and when main control equipment pushed the mounting groove inside completely, tension spring extended with two chucking sloping blocks push the fixed slot in, accomplish main control equipment's installation.
2. Emergency brake system for elevators according to claim 1, characterized in that the brake module is used for emergency braking of the power take-off of the elevator, stopping the operation of the elevator.
3. The emergency braking system of an elevator according to claim 1, wherein an output terminal of the central processing unit is electrically connected to an alarm module, an input terminal of the alarm module is electrically connected to an output terminal of the central processing unit, the alarm module comprises a near-end alarm module and a far-end alarm module, and the near-end alarm module is used for performing sound-light alarm at one end of the elevator.
4. The emergency braking system of an elevator according to claim 1, wherein the output terminal of the cpu is electrically connected to a recovery module, the recovery module comprises a signal transmission module and a voice prompt module, and the output terminal of the signal transmission module is electrically connected to the input terminal of the braking module.
5. The emergency braking system of an elevator according to claim 1, wherein the recess is opened at one side of the main control device, and the fixing recess block is fixedly connected to one side of the main control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613982.1A CN113336065B (en) | 2021-06-02 | 2021-06-02 | Emergency braking system of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613982.1A CN113336065B (en) | 2021-06-02 | 2021-06-02 | Emergency braking system of elevator |
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| CN113336065A CN113336065A (en) | 2021-09-03 |
| CN113336065B true CN113336065B (en) | 2022-05-27 |
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| CN109399437A (en) * | 2018-12-28 | 2019-03-01 | 济南浪潮高新科技投资发展有限公司 | Escalator emergency braking system and method based on human action identification |
| CN110472473A (en) * | 2019-06-03 | 2019-11-19 | 浙江新再灵科技股份有限公司 | The method fallen based on people on Attitude estimation detection staircase |
| CN210393378U (en) * | 2019-06-06 | 2020-04-24 | 快意电梯股份有限公司 | Automatic staircase safety arrangement based on AI intelligent monitoring |
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2021
- 2021-06-02 CN CN202110613982.1A patent/CN113336065B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015121751A2 (en) * | 2014-02-16 | 2015-08-20 | Ghadamossoltani Amir Hussein | Intelligent escalator emergency stop system (ie2s2) |
| CN108083075A (en) * | 2018-01-19 | 2018-05-29 | 南京信息职业技术学院 | Escalator scram device |
| CN108750899A (en) * | 2018-06-15 | 2018-11-06 | 武汉理工大学 | Staircase automatic emergency stop device and its control method |
| CN109399437A (en) * | 2018-12-28 | 2019-03-01 | 济南浪潮高新科技投资发展有限公司 | Escalator emergency braking system and method based on human action identification |
| CN110472473A (en) * | 2019-06-03 | 2019-11-19 | 浙江新再灵科技股份有限公司 | The method fallen based on people on Attitude estimation detection staircase |
| CN210393378U (en) * | 2019-06-06 | 2020-04-24 | 快意电梯股份有限公司 | Automatic staircase safety arrangement based on AI intelligent monitoring |
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