CN217398278U - Safety identification system in elevator shaft and elevator - Google Patents
Safety identification system in elevator shaft and elevator Download PDFInfo
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- CN217398278U CN217398278U CN202221087567.3U CN202221087567U CN217398278U CN 217398278 U CN217398278 U CN 217398278U CN 202221087567 U CN202221087567 U CN 202221087567U CN 217398278 U CN217398278 U CN 217398278U
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Abstract
The utility model discloses a safety identification system and elevator in elevator well, safety identification system in elevator well includes: the laser projection device is configured in a preset safety area in the elevator shaft, faces a preset direction and is used for projecting safety identification information to the preset direction according to a first control command; and the elevator master control is electrically connected with the laser projection device and used for generating a first control command. The existing safety identification method is improved, the traditional method adopting physical identification is replaced by the method adopting virtual identification, and particularly, an additional laser projection device is configured in an elevator control system, so that the area where the safety risk avoiding space is located is clearly and reliably identified, the safety is improved, the technical staff can conveniently check the safety, and the user experience is improved.
Description
Technical Field
The utility model relates to a safety identification technical field specifically relates to a safety identification system and elevator in elevator well.
Background
The elevator is used as an essential indoor vehicle in people's daily life, is widely applied to people's life, and people depend on the elevator to move up and down in modern buildings, so that the normal operation of the elevator is very important to people's daily life.
When the elevator breaks down, often when unable solution relevant problem in elevator car or computer lab, need the technical staff to go to the well in carry out fault handling, for example through getting into the sedan-chair top or well pit to the realization is in the processing to the elevator trouble, and the technical staff is in high altitude construction or operation in narrow and small space this moment, consequently has certain personal safety risk.
In order to ensure the personal safety of the technicians, the safety identification of the car roof is required to be set in relevant safety regulations so as to ensure that each technician can see the identification when entering the car roof. In order to meet the requirement, elevator manufacturers often post corresponding safety signs in an eye-catching position to achieve the reminding effect. However, in the practical application process, technicians find that the existing security identification posting method has at least the following technical problems:
the car top plate is provided with the reinforcing ribs, so that the surface of the car top plate is uneven, and a conventional mark is difficult to further add on the car top plate, so that the requirement cannot be met; the pit has the problem of surface roughness, easy soaking, humidity etc. consequently leads to the safety sign setting of setting unstable, drop easily and damage etc. still can't satisfy the demand.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned technical problem that exists among the prior art, the embodiment of the utility model provides a safety identification system and elevator in the elevator well keeps away dangerous space place regional configuration extra laser projection device through the safety in the elevator well to keep away dangerous space to safe and carry out the safety identification projection operation that corresponds, thereby realize more clear, reliable safety identification, improved the security, improved user experience.
In order to achieve the above object, the embodiment of the utility model provides a safety identification system in elevator well, safety identification system in elevator well includes: the laser projection device is configured in a preset safety area in the elevator shaft and faces a preset direction, and is used for projecting safety identification information to the preset direction according to a first control command; and the elevator master control is electrically connected with the laser projection device and used for generating a first control command.
Preferably, the laser projection device is a holographic laser projection device.
Preferably, the safety identification system in the elevator hoistway further comprises a proximity sensing device, the proximity sensing device is arranged in a matching manner with the laser projection device and is electrically connected with an elevator main control, and the proximity sensing device is used for generating proximity sensing information; the elevator master control is further configured to: and generating a corresponding first control instruction based on the proximity sensing information.
Preferably, the proximity sensing device is an infrared sensor or an ultrasonic sensor.
Preferably, the laser projection device comprises a shutdown trigger button, and the shutdown trigger button is electrically connected with the elevator master control and used for generating a shutdown instruction; the elevator master control is further configured to: and generating a corresponding first control instruction based on the shutdown instruction.
Preferably, the elevator control system further comprises an image acquisition device, the image acquisition device is arranged in match with the laser projection device, and the image acquisition device is used for: acquiring image monitoring information, and generating a human body recognition result based on the image monitoring information; the elevator master control is further configured to: and generating a corresponding first control instruction based on the human body recognition result and the proximity sensing information.
Preferably, the image acquisition device is a starlight camera.
On the other hand, the embodiment of the utility model provides an elevator, the elevator includes the embodiment of the utility model provides a safety marking system in the elevator well.
Through the utility model provides a technical scheme, the utility model discloses following technological effect has at least:
the existing safety identification method is improved, the traditional method adopting physical identification is replaced by the method adopting virtual identification, and particularly, an additional laser projection device is configured in an elevator control system, so that the area of the safety danger avoiding space is clearly and reliably identified, the safety danger avoiding space is convenient to check by technicians, the safety is improved, and the user experience is improved.
Other features and advantages of embodiments of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention, but do not constitute a limitation of the embodiments of the invention. In the drawings:
fig. 1 is a schematic structural diagram of a safety identification system in an elevator shaft according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a safety identification system in an elevator shaft according to a second embodiment of the present invention;
fig. 3 is a schematic structural view of a safety sign system in an elevator shaft according to a third embodiment of the present invention;
fig. 4 is a schematic diagram of a system for indicating heavy proximity in a safety marking in an elevator shaft according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a safety marking system in an elevator shaft according to a fourth embodiment of the present invention;
fig. 6 is a schematic structural view of a safety marking system in an elevator shaft according to a fifth embodiment of the present invention.
Description of the reference numerals
100 laser projection means; 101 shutting down a trigger button;
200 elevator master control; 300 proximate to the sensing device;
400 image acquisition device.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings. It is to be understood that the description herein is only intended to illustrate and explain embodiments of the present invention, and is not intended to limit embodiments of the present invention.
The terms "system" and "network" in the embodiments of the present invention may be used interchangeably. "plurality" means two or more, and in view of this, the embodiments of the present invention may also be understood as "a plurality" of "at least two". "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" generally indicates that the preceding and following related objects are in an "or" relationship, unless otherwise specified. In addition, it is to be understood that the terms first, second, etc. used in the description of the embodiments of the present invention are used for distinguishing between the descriptions and not for indicating or implying any relative importance or order.
Referring to fig. 1, an embodiment of the present invention provides a safety identification system in an elevator shaft, the safety identification system in the elevator shaft includes: the laser projection device 100 is configured in a preset safety area in the elevator shaft, faces a preset direction, and is used for projecting safety identification information to the preset direction according to a first control command; and the elevator master control 200 is electrically connected with the laser projection device 100 and used for generating a first control command.
Preferably, in the embodiment of the present invention, the laser projection device 100 is a holographic laser projection device, and the safety identification information is stereoscopic identification information.
In one possible embodiment, the laser projection device 100 is additionally configured in the elevator control system, the laser projection device 100 can be arranged in an area where a danger avoiding space needs to be arranged, such as the top of a car and the bottom of a hoistway, for example, the area can be determined according to relevant standards, for example, when the danger avoiding space at the top of the car and the bottom of the hoistway is determined, the area can be determined based on relevant regulations in chapter 5.2.5.7.1, 5.2.5.8.1 and the like in GB7588.1-2020, and images projected by the additionally configured laser projection device 100 can cover the corresponding area of the danger avoiding space.
In order to meet the actual safety requirement, the laser projection device 100 may be a holographic projection device, and the projected safety identification information is stereoscopic identification information through the holographic projection device, please refer to fig. 2, and through the stereoscopic identification information, for example, a plurality of holographic projection devices may be arranged at a plurality of positions to generate the stereoscopic identification information, so that a technician may more clearly and intuitively see the position of a safety area or a danger avoiding space, thereby effectively improving the safety during the elevator maintenance or the service process.
In the running process of the elevator, the elevator master control 200 generates a first control instruction, for example, the first control instruction may be a switch control instruction, the laser projection device 100 is turned on by the switch control instruction to control the laser projection device 100 to project safety identification information in a predetermined direction, for example, a corresponding image is projected to a danger avoidance space at a current location, in the projection process, the elevator master control 200 determines whether a shutdown switch signal is obtained in real time (for example, the laser projection device 100 is pressed down on a shutdown key, and at this time, a corresponding connection port of the elevator master control 200 obtains the shutdown switch signal), at this time, the elevator master control 200 generates a first control instruction for shutting down the laser projection device 100, and according to the first control instruction, the laser projection device 100 may be controlled to stop projection operation, for example, the elevator is switched to a sleep state or the laser projection device 100 is turned off.
The embodiment of the utility model provides an in, set up the mode through the safety identification in to the elevator well and improve, dispose special projection arrangement in elevator control system, and keep away dangerous space (for example, the car top, the well bottom, to overlapping regional etc.) and carry out the projection to safety in the elevator well through this projection arrangement, thereby realize keeping away the effective sign in dangerous space to safety in the elevator well, compare in the mode of pasting up sticker or setting up the signboard among the prior art, can effectively improve safety identification's striking degree, effectively protect safety identification not destroyed or influence by the environment in the elevator well (for example unevenness environment, dust environment or humid environment etc.) simultaneously, safety identification's display reliability has been improved.
However, if the display state of the laser projection device 100 is maintained all the time, the display state is not in accordance with the actual operation situation, and the technician has to enter the elevator shaft to repair or maintain the elevator practically rarely (compared to the total operation time of the elevator), so as to reduce the energy consumption and improve the service life of the laser projection device 100, please refer to fig. 3, in the embodiment of the present invention, the safety marking system in the elevator shaft further includes a proximity sensing device 300, the proximity sensing device 300 is disposed in match with the laser projection device 100 and is electrically connected to the elevator main control 200, and the proximity sensing device 300 is used to generate proximity sensing information; the elevator master 200 is further configured to: and generating a corresponding first control instruction based on the proximity sensing information.
In a possible embodiment, an existing proximity sensor (preferably, the proximity sensor is an infrared sensor or an ultrasonic sensor) is connected to the laser projection device 100, or the proximity sensor and the laser projector are integrated to form the laser projection device 100, that is, the proximity sensor is also disposed near the danger avoiding space, when a person walks in, the proximity sensor generates proximity sensing information, for example, at a certain moment, the proximity sensor disposed in the pit generates the proximity sensing information, the elevator master control 200 acquires the proximity sensing information (for example, the proximity sensing information is a switch signal indicating whether an obstacle exists in front of the elevator master control), and therefore, a corresponding first projection control command is immediately generated, the elevator master control 200 immediately controls the laser projection device 100 disposed in the pit to perform a corresponding safety sign projection operation through the first projection control command, therefore, safety identification of the risk avoiding space is carried out for technicians.
Referring to fig. 4, in another possible embodiment, during the operation of the elevator, the proximity sensor detects that the current car is gradually close to the counterweight, so that corresponding proximity sensing information is immediately output, and after the elevator master control 200 acquires the proximity sensing information related to the counterweight, the elevator master control 200 immediately generates a corresponding first projection control command, for example, the laser projection device 100 is started according to the first projection control command and projects corresponding safety identification information on a hoistway wall in front of the current car, for example, safety identification information prompting "paying attention to the approach of the counterweight" is provided, so as to prompt a technician to pay attention to personal safety.
In the practical application process, technicians find that the safety mark of the laser projection device 100 can play a role of safety prompt after the technicians enter the top of the car or the pit, but the obvious light of the safety mark also causes certain trouble for the troubleshooting or maintenance of the technicians.
In order to solve the above technical problem, please refer to fig. 5, in an embodiment of the present invention, the laser projection apparatus 100 includes a shutdown trigger button 101, and the shutdown trigger button 101 is electrically connected to the elevator main control 200 for generating a shutdown command; the elevator master 200 is further configured to: and generating a corresponding first control instruction based on the shutdown instruction.
In one possible embodiment, a shutdown trigger button 101 is provided on the laser projection device 100, and after the technician determines the location of the danger avoidance space according to the safety sign prompted by the laser projection device 100, the shutdown trigger button 101 is pressed to shut down the laser projection device 100 for better maintenance or repair.
The embodiment of the utility model provides an in, through according to technical staff's actual demand, after confirming to carry out safe suggestion to technical staff, the safe sign that closes laser projection device 100 throws the operation to the realization provides the best operational environment for technical staff on the basis of safe suggestion, has improved user experience, has satisfied actual demand.
Further, in the practical application process, in order to further improve technical staff's personal safety, technical staff expects that laser projection device can be when technical staff gets into car top or pit, laser projection device can maximize and keep its indicative function, do not influence technical staff's actual maintenance or maintenance operation simultaneously again, and simultaneously, technical staff discovers, the image processing technique that has now discerned the human body is comparatively ripe, consequently can adopt the camera based on current human body identification technique to control laser projection device's opening and closing, in order to improve laser projection device's demonstration accuracy and user experience.
Referring to fig. 6, in the embodiment of the present invention, the elevator control system further includes an image collecting device 400, the image collecting device 400 is disposed in match with the laser projection device 100, and the image collecting device 400 is configured to: acquiring image monitoring information, and generating a human body recognition result based on the image monitoring information; the elevator master 200 is further configured to: and generating a corresponding first control instruction based on the human body recognition result and the proximity sensing information.
In an embodiment of the present invention, the image capturing device 400 is a starlight camera.
In a possible embodiment, an image capturing device 400 is further configured in the elevator control system, and the image capturing device 400 may be configured in a one-to-one correspondence with each laser projection device 100 and disposed near the corresponding projection device. In an actual application process, for example, at a certain time, the elevator main control 200 acquires the proximity sensing information of the proximity sensor, and determines whether the human body recognition result fed back by the image acquisition device 400 is acquired under the condition that the proximity sensing information is determined to be acquired, for example, a comparator is arranged in the elevator main control 200, and when the proximity sensing information (the first switching signal) and the human body recognition result (the second switching signal) are acquired at the same time, a corresponding first control command is generated according to the comparison result of the two switching signals.
The image collecting device 400 collects image monitoring information in real time in the using process, and then identifies the image monitoring information according to the existing human body identification algorithm, for example, in an embodiment, it is determined that there is no human body in front according to the image monitoring information, that is, the proximity sensor is shielded by other obstacles, such as dust, stones, animals, and the like, so that a human body identification result without a human body (that is, a switch signal with a value of 0 is generated) is generated, at this time, after the elevator main control 200 receives the two switch signals, the elevator main control 200 does not generate a corresponding first control instruction, but at this time, the elevator main control 200 can generate corresponding alarm information to prompt a technician to maintain the proximity sensor, so as to ensure the use effectiveness of the proximity sensor.
In another embodiment, the image monitoring device 400 determines that a human body exists in front according to the image monitoring information, at this time, profile information of the human body can be further obtained according to an existing human body profile extraction algorithm, further, human body position information is determined according to the human body profile information, and whether the human body is located in an area where the danger avoiding space is located is determined according to the human body position information, in the first case, only one human body exists in front and the human body is not located in the area where the danger avoiding space is located, so that a human body identification result (that is, a switching signal with a value of 1) that the human body is not located in the danger avoiding space is immediately generated, and the elevator main control 200 generates a corresponding first control instruction according to the two switching signals; in the second case, there are multiple human bodies in front, and there is at least one human body that is not located in the area where the danger avoiding space is located, so that a human body recognition result (i.e., a switch signal with a value of 1) that the human body is not located in the danger avoiding space is generated, and the elevator main control 200 also immediately generates the first control instruction according to the two switch signals; in the third case, the image monitoring apparatus determines that all currently detected human bodies are located in the area where the danger avoiding space is located, so that a human body recognition result of the human body in the danger avoiding space is generated (i.e., a switch signal with a value of 0 may be generated), and the elevator main control 200 does not generate the first control instruction according to the two switch signals.
In the embodiment of the present invention, by using the image acquisition device 400 to control the laser projection device 100, on one hand, the proximity sensing information acquired by the proximity sensing device 300 can be verified, so as to reduce the false triggering probability of the projection device and improve the control accuracy; on the other hand can carry out more intelligent control to projection of projection arrangement according to human position to on the basis of realizing more intelligent control, higher projection time account for ratio, effectively avoid the influence to technical staff's normal work, improved user experience, satisfied actual demand, improved the security.
On the other hand, the embodiment of the utility model provides a still provide an elevator, the elevator includes the embodiment of the utility model provides a safety marking system in the elevator well.
The above describes in detail optional implementation manners of embodiments of the present invention with reference to the accompanying drawings, however, the embodiments of the present invention are not limited to the details in the above implementation manners, and in the technical concept scope of the embodiments of the present invention, it is possible to perform various simple modifications on the technical solutions of the embodiments of the present invention, and these simple modifications all belong to the protection scope of the embodiments of the present invention.
It should be noted that the various features described in the foregoing embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the embodiments of the present invention do not separately describe various possible combinations.
In addition, various different implementation manners of the embodiments of the present invention can be combined arbitrarily, and as long as it does not violate the idea of the embodiments of the present invention, it should be considered as the disclosure of the embodiments of the present invention.
Claims (8)
1. A safety marking system in an elevator hoistway, the safety marking system in an elevator hoistway comprising:
the laser projection device (100) is configured in a preset safety area in the elevator shaft and faces a preset direction, and is used for projecting safety identification information to the preset direction according to a first control command;
and the elevator master control (200) is electrically connected with the laser projection device (100) and is used for generating a first control command.
2. The safety marking system in an elevator hoistway according to claim 1, wherein the laser projection device (100) is a holographic laser projection device and the safety marking information is stereoscopic marking information.
3. The safety sign system in the elevator shaft according to claim 1, further comprising a proximity sensing device (300), wherein the proximity sensing device (300) is matched with the laser projection device (100) and is electrically connected with an elevator main control (200), and the proximity sensing device (300) is used for generating proximity sensing information;
the elevator master (200) is further configured to:
and generating a corresponding first control instruction based on the proximity sensing information.
4. A safety marking system within an elevator hoistway according to claim 3 wherein the proximity sensing device (300) is an infrared sensor or an ultrasonic sensor.
5. The safety marking system in an elevator hoistway according to claim 1, wherein the laser projection device (100) comprises a shutdown trigger button (101), the shutdown trigger button (101) is electrically connected with the elevator main control (200) for generating a shutdown command;
the elevator master (200) is further configured to:
and generating a corresponding first control instruction based on the shutdown instruction.
6. The safety marking system in an elevator shaft according to claim 3, characterized in that the elevator control system further comprises an image acquisition device (400), wherein the image acquisition device (400) is matched with the laser projection device (100), and the image acquisition device (400) is used for:
acquiring image monitoring information, and generating a human body recognition result based on the image monitoring information;
the elevator master (200) is further configured to:
and generating a corresponding first control instruction based on the human body recognition result and the proximity sensing information.
7. The safety marking system in an elevator hoistway according to claim 6 wherein the image capture device (400) is a starlight camera.
8. An elevator, characterized in that the elevator comprises a safety marking system in an elevator shaft according to any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221087567.3U CN217398278U (en) | 2022-05-07 | 2022-05-07 | Safety identification system in elevator shaft and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221087567.3U CN217398278U (en) | 2022-05-07 | 2022-05-07 | Safety identification system in elevator shaft and elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217398278U true CN217398278U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221087567.3U Active CN217398278U (en) | 2022-05-07 | 2022-05-07 | Safety identification system in elevator shaft and elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217398278U (en) |
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2022
- 2022-05-07 CN CN202221087567.3U patent/CN217398278U/en active Active
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