CN209974029U - Early warning elevator for loading superelevation - Google Patents
Early warning elevator for loading superelevation Download PDFInfo
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- CN209974029U CN209974029U CN201920595120.9U CN201920595120U CN209974029U CN 209974029 U CN209974029 U CN 209974029U CN 201920595120 U CN201920595120 U CN 201920595120U CN 209974029 U CN209974029 U CN 209974029U
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Abstract
The utility model discloses a load superelevation early warning elevator, it includes car, obstacle detection device, control module and warning module, obstacle detection device locates the door head of car, control module connects respectively obstacle detection device with the warning module, obstacle detection device outwards sends the light beam along the access & exit direction level of car and accepts the light beam that reflects back whether the horizontal height position in order to detect the preset distance has the obstacle in order to output feedback signal, control module is according to the feedback signal control the warning module sends superelevation warning; the utility model discloses a load superelevation early warning elevator's simple structure and can effectively treat into the object and carry out comprehensive superelevation early warning.
Description
Technical Field
The utility model relates to an elevator safety technical field especially relates to a load superelevation early warning elevator.
Background
The control system of existing elevators is typically mounted on top of the car of the elevator, and the car has a maximum accessible height, which is the height above the floor of the car's door head, and the operator typically loads the load into the car by hand or by fork lift. However, because the cargo is relatively tall, the operator is visually blind because he cannot directly see the top of the cargo. When an operator sends goods into the lift car through manual work or a forklift, the operator can only depend on looking up and judge whether the height of the goods exceeds the maximum accessible height of the lift car through experience. When an operator judges that the goods are sent into the lift car by force due to error, the goods can collide with the door head of the lift and the top of the lift car, so that the lift is damaged and subsequent potential safety hazards are brought.
Therefore, a loaded superelevation early warning elevator is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can effectively treat into the object and carry out loading superelevation early warning elevator of comprehensive superelevation early warning.
In order to realize purposefully, the utility model discloses a load superelevation early warning elevator, it includes car, barrier detection device, control module and reminds the module, barrier detection device locates the door head of car, control module connects respectively barrier detection device with remind the module, barrier detection device follows the outside light beam that launches of access & exit direction level of car and accepts to reflect back whether the light beam has the barrier with the horizontal height position that detects in the predetermined distance with output feedback signal, the control module foundation feedback signal control remind the module to send the superelevation and remind.
Compared with the prior art, the utility model discloses a door head of car and the outside light beam that launches of access & exit direction level along the car are located to barrier detection device, the light beam of its transmission outwards launches and can get into highly uniform with the car the biggest from the door head department of the access & exit of car, when having the barrier in the predetermined distance of the level position of door head, the light beam receives stopping of barrier and reflects back barrier detection device, barrier detection device receives the light beam that reflects back in order to generate feedback signal, control module reminds the module according to feedback signal control and sends the superelevation and remind, a structure is simple, the reflection through the light beam realizes effectively detecting and in time carrying out the superelevation early warning to the barrier in the predetermined distance of the level position of door head, effectively avoid treating into the object and damage the elevator because of the superelevation.
Preferably, the obstacle detection device includes a plurality of photoelectric sensing modules, and the plurality of photoelectric sensing modules are distributed over the door head along the opening and closing direction of the elevator door.
Specifically, the photoelectric sensing module comprises a transmitting unit for transmitting a light beam and a receiving unit for receiving the reflected light beam, and the transmitting unit and the receiving unit are arranged at a certain interval.
More specifically, the angle between the emission path and the reflection path of the light beam is an acute angle or a right angle.
Specifically, the early warning elevator for loading superelevation further comprises a plurality of angle adjusting devices with adjustable horizontal angles, and the transmitting unit and the receiving unit are respectively installed on the door head through the corresponding angle adjusting devices.
Preferably, the photoelectric sensing module includes a transceiver unit, the transceiver unit emits a light beam and receives the reflected light beam, and the light beams emitted by the transceiver units are parallel to each other.
In particular, the emission path of the light beam coincides with the reflection path.
Preferably, the loaded ultrahigh warning elevator further comprises an adjusting module, the adjusting module is connected with the control module, the adjusting module outputs an adjusting signal to the control module, and the control module adjusts the preset distance according to the adjusting signal.
Preferably, the ultra-high reminder comprises a buzzer alarm and/or a voice broadcast.
Preferably, the control module controls the reminding module to act according to the duration of the light beam reflected back and received by the obstacle detection device, and when the duration is greater than or equal to a preset time, the control module controls the reminding module to send out an ultrahigh reminding.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic diagram of a relationship between an obstacle detection device and an obstacle according to a first embodiment of the present invention.
Fig. 3 is a circuit block diagram of the first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 5 is a schematic diagram illustrating a relationship between an obstacle detection device and an obstacle according to a second embodiment of the present invention.
Fig. 6 is a circuit block diagram of a second embodiment of the present invention.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
First embodiment
Referring to fig. 1 to 3, a loading superelevation early warning elevator 100 of the present embodiment includes a car 10, an obstacle detection device 20, a control module 30, and a reminder module 40. The obstacle detection device 20 is disposed at the door head 11 of the car 10 and located outside the doorway of the car 10, and the control module 30 is connected to the obstacle detection device 20 and the reminder module 40, respectively. The barrier detection device 20 emits a light beam horizontally and outwards along the direction of the entrance and exit of the car 10, the barrier detection device 20 receives the reflected light beam to detect whether the horizontal height position within the preset distance h has the barrier 1 or not to generate a feedback signal, the control module 30 controls the reminding module 40 to send out ultra-high reminding according to the feedback signal, the ultra-high reminding form here includes buzzing alarm and/or voice broadcasting, of course, the ultra-high reminding form can also carry out text reminding through a display screen (not shown) in the car 10, and details are not given here.
The obstacle 1 is a part of an object to be entered, which is higher than the door head 11, and since the height of the door head 11 is the maximum accessible height of the car 10, the obstacle detecting device 20 is disposed on the door head 11, and emits a light beam outward from the door head 11 of the entrance/exit of the car 10 and is consistent with the maximum accessible height of the car 10. When the object to be entered within the preset distance h is positioned below the light beam, the maximum height of the object to be entered is smaller than the maximum accessible height of the car 10, the light beam is not blocked by the obstacle 1, so that the light beam continues to emit to a distant place, the obstacle detection device 20 does not receive the reflected light beam, and the reminding module 40 does not act at the moment; when the maximum height of the object to be entered within the preset distance h is greater than or equal to the maximum accessible height of the car 10, the part of the object to be entered, which is higher than the door head 11, cuts the light beam or directly blocks the light beam to advance so as to reflect the light beam back to the obstacle detection device 20, the obstacle detection device 20 receives the reflected light beam to generate a feedback signal and sends the feedback signal to the control module 30, and the control module 30 controls the reminding module 40 to send out an ultrahigh reminding according to the feedback signal to remind an operator that the maximum height of the object to be entered currently exceeds the maximum accessible height of the car 10.
Further, in order to reduce the false alarm rate, the control module 30 of the present embodiment controls the reminding module 40 to operate according to the duration of the reflected light beam received by the obstacle detecting device 20, and when the duration is greater than or equal to the preset time, the control module 30 controls the reminding module 40 to issue the ultra-high reminding, and when the duration is less than the preset time, the reminding module 40 does not operate. The above arrangement can effectively avoid the false alarm of the object passing through the entrance and exit of the car 10 within the preset distance h by the reminding module 40.
Referring to fig. 1 to 3, the obstacle detecting device 20 of the present embodiment includes six photoelectric sensing modules 21, and the photoelectric sensing modules 21 are specifically infrared photosensors. The six photoelectric sensing modules 21 are sequentially arranged on the door head 11 along the opening and closing direction of the elevator door and are fully distributed on the whole door head 11, the photoelectric sensing module 21 positioned on the leftmost side of the door head 11 detects whether the horizontal height position within the preset distance h of the leftmost access has the obstacle 1, and the photoelectric sensing module 21 positioned on the rightmost side of the door head 11 detects whether the horizontal height position within the preset distance h of the rightmost access has the obstacle 1, so that the comprehensive coverage of the detection of the access of the elevator car 10 is realized. The light beams respectively formed by all the photoelectric sensing modules 21 form an ultrahigh detection surface together, and the ultrahigh detection surface is consistent with the width of the entrance and exit of the car 10, so that the object to be entered is comprehensively detected, and the ultrahigh part of the object to be entered is prevented from being missed for detection by a single light beam. The door head 11 is laid with a cable for supplying power to the photoelectric sensing module 21 and transmitting signals to the outside. Of course, the six photoelectric sensing modules 21 of this embodiment can be fixed on the door head through the base body after being installed on the base body with the same width as the door head 11, so as to implement the modular installation, which is not described herein again.
Specifically, the photoelectric sensing module 21 includes a transmitting unit 211 for transmitting a light beam and a receiving unit 212 for receiving the reflected light beam, the transmitting unit 211 and the receiving unit 212 are disposed at a certain interval, and an included angle between a transmitting path and a reflecting path of the light beam is an acute angle or a right angle. According to the principle of light reflection, when a light beam is blocked by the obstacle 1, the light beam is reflected, the incident angle is equal to the reflection angle, and the angle between the transmitting unit 211 and the receiving unit 212 is reasonably set, so that the light beam emitted by the transmitting unit 211 of the same photoelectric sensing module 21 can be emitted to the corresponding receiving unit 212 after being reflected. It should be noted that the number of the photoelectric sensing modules 21 in this embodiment is six, and certainly, the number of the photoelectric sensing modules 21 may also be one, two, three, five, seven, and the like, and the photoelectric sensing modules 21 in different numbers form ultrahigh detection surfaces with different beam densities, which is not limited herein.
As shown in fig. 1-3, the elevator 100 for early warning of superelevation includes a plurality of angle adjusting devices 50 with adjustable horizontal angles and an adjusting module 60, where the angle adjusting devices 50 may be universal balls, the transmitting unit 211 and the receiving unit 212 are respectively mounted on the door head 11 through the corresponding angle adjusting devices 50, and the angles of the corresponding angle adjusting devices 50 are adjusted to adjust the angles between the transmitting unit 211 and the receiving unit 212, so as to correct the angles between the transmitting unit 211 and the receiving unit 212. The adjusting module 60 is communicatively connected to the control module 30, the adjusting module 60 outputs an adjusting signal to the control module 30, and the control module 30 adjusts the preset distance h of the obstacle detecting device 20 according to the adjusting signal. Specifically, when the object 1 to be entered is located within the preset distance h, the obstacle detecting device 20 performs an ultrahigh detection operation on the object to be entered; when the object to be entered is located outside the preset distance h, the obstacle detecting device 20 does not perform the superelevation detection operation on the object to be entered. Different detection requirements are met by setting different preset distances h.
Second embodiment
Referring to fig. 4 to 6, the elevator 200 for early warning of an overload includes a car 10, an obstacle detecting device 20, a control module 30, and a reminding module 40. The obstacle detection device 20 is disposed at the door head 11 of the car 10 and located outside the doorway of the car 10, and the control module 30 is connected to the obstacle detection device 20 and the reminder module 40, respectively. The barrier detection device 20 emits a light beam horizontally and outwards along the direction of the entrance and exit of the car 10, the barrier detection device 20 receives the reflected light beam to detect whether the horizontal height position within the preset distance h has the barrier 1 or not to generate a feedback signal, the control module 30 controls the reminding module 40 to send out ultra-high reminding according to the feedback signal, the ultra-high reminding form includes buzzing alarm and/or voice broadcasting, and of course, the ultra-high reminding form can also carry out text reminding through a display screen (not shown) in the car 10, which is not described herein.
The obstacle 1 is a part of an object to be entered, which is higher than the door head 11, and since the height of the door head 11 is the maximum accessible height of the car 10, the obstacle detecting device 20 is disposed on the door head 11, and emits a light beam outward from the door head 11 of the entrance/exit of the car 10 and is consistent with the maximum accessible height of the car 10. When the object to be entered within the preset distance h is positioned below the light beam, the maximum height of the object to be entered is smaller than the maximum accessible height of the car 10, the light beam is not blocked by the obstacle 1, so that the light beam continues to emit to a distant place, the obstacle detection device 20 does not receive the reflected light beam, and the reminding module 40 does not act at the moment; when the maximum height of the object to be entered within the preset distance h is greater than or equal to the maximum accessible height of the car 10, the part of the object to be entered, which is higher than the door head 11, cuts the light beam or directly blocks the light beam to advance so as to reflect the light beam back to the obstacle detection device 20, the obstacle detection device 20 receives the reflected light beam to generate a feedback signal and sends the feedback signal to the control module 30, and the control module 30 controls the reminding module 40 to send out the superelevation reminding according to the feedback signal.
Further, in order to avoid false alarm, the control module 30 of the present embodiment controls the reminding module 40 to operate according to the duration of the reflected light beam received by the obstacle detecting device 20, and when the duration is greater than or equal to the preset time, the control module 30 controls the reminding module 40 to send out the ultra-high reminding, and when the duration is less than the preset time, the reminding module 40 does not operate. The above arrangement can effectively avoid the false alarm of the object passing through the entrance and exit of the car 10 within the preset distance h by the reminding module 40.
Referring to fig. 4 to 6, the obstacle detecting device 20 of the present embodiment includes six photoelectric sensing modules 21, and the photoelectric sensing modules 21 are specifically infrared photosensors. The six photoelectric sensing modules 21 are arranged on the door head 11 along the opening and closing direction of the elevator door and are fully distributed on the whole door head 11, the photoelectric sensing module 21 positioned on the leftmost side of the door head 11 detects whether the barrier 1 is arranged at the horizontal height position within the preset distance h of the leftmost passageway, and the photoelectric sensing module 21 positioned on the rightmost side of the door head 11 detects whether the barrier 1 is arranged at the horizontal height position within the preset distance h of the rightmost passageway, so that the detection of the passageway of the elevator car 10 is comprehensively covered. The light beams formed by all the photoelectric sensing modules 21 form an ultrahigh detection surface together, and the ultrahigh detection surface is consistent with the width of the entrance and exit of the car 10, so that the object to be entered is comprehensively detected, and the detection omission of the ultrahigh part of the object to be entered by a single light beam is avoided. The door head 11 is laid with a cable for supplying power to the photoelectric sensing module 21 and transmitting signals to the outside. Of course, the six photoelectric sensing modules 21 of this embodiment can be mounted on the base body having the same width as the door head 11 and then fixed on the door head 11 through the base body, so as to implement the modular mounting, which is not described herein again.
Specifically, the photoelectric sensing module 21 includes a transceiver unit 211, the transceiver unit 211 emits a light beam and receives the reflected light beam, an emission path of the light beam coincides with a reflection path, the light beam emitted by the transceiver unit 211 is blocked by the obstacle 1 and then returns to the corresponding transceiver unit 211, and the light beams emitted by different transceiver units 211 are parallel to each other. It should be noted that the number of the photoelectric sensing modules 21 in this embodiment is six, and certainly, the number of the photoelectric sensing modules 21 may also be one, two, three, five, seven, and the like, and the photoelectric sensing modules 21 in different numbers form ultrahigh detection surfaces with different beam densities, which is not limited herein.
As shown in fig. 4-6, the elevator 200 further includes an adjusting module 50, the adjusting module 50 is connected to the control module 30 in a communication manner, the adjusting module 50 outputs an adjusting signal to the control module 30, and the control module 30 adjusts the preset distance h of the obstacle detecting device 20 according to the adjusting signal. Specifically, when the object to be entered is located within the preset distance h, the obstacle detecting device 20 performs an ultrahigh detection operation on the object to be entered; when the object to be entered is located outside the preset distance h, the obstacle detecting device 20 does not perform the superelevation detection operation on the object to be entered. Different detection requirements are met by setting different preset distances h.
Referring to fig. 1 to 6, the obstacle detecting device 20 of the present invention is installed at the door 11 of the car 10 and emits a light beam horizontally outward in the direction of the entrance and exit of the car 10, the light beams emitted therefrom are emitted outward from the door head 11 of the doorway of the car 10 and coincide with the maximum accessible height of the car 10, when the barrier 1 is within the preset distance h of the horizontal height position of the door head 11, the light beam is blocked by the barrier 1 and reflected back to the barrier detection device 20, the barrier detection device 20 receives the reflected light beam to generate a feedback signal, the control module 30 controls the reminding module 40 to send out the ultra-high reminding according to the feedback signal, the elevator detecting device is simple in structure, effective detection of the barrier 1 in the preset distance h of the horizontal height position of the door head 11 is achieved through reflection of light beams, ultrahigh early warning is timely carried out, and damage to the elevator due to ultrahigh of an object to be entered is effectively avoided.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (10)
1. The utility model provides a load superelevation early warning elevator which characterized in that: including car, barrier detection device, control module and warning module, barrier detection device locates the door head of car, control module connects respectively barrier detection device with remind the module, barrier detection device follows the outside light beam of launching of access & exit direction level of car and accept to reflect back whether the light beam has the barrier in order to output feedback signal with detecting the level position in the predetermined distance, control module basis feedback signal control remind the module to send the superelevation and remind.
2. The ultrahigh loading early warning elevator of claim 1, wherein: the obstacle detection device comprises a plurality of photoelectric sensing modules, and the photoelectric sensing modules are distributed over the door head along the opening and closing direction of the elevator door.
3. The ultrahigh loading early warning elevator of claim 2, wherein: the photoelectric sensing module comprises a transmitting unit for transmitting a light beam and a receiving unit for receiving the reflected light beam, and the transmitting unit and the receiving unit are arranged at a certain interval.
4. The ultrahigh loading early warning elevator of claim 3, wherein: the included angle between the emission path and the reflection path of the light beam is an acute angle or a right angle.
5. The ultrahigh loading early warning elevator of claim 3, wherein: the door is characterized by further comprising a plurality of angle adjusting devices with adjustable horizontal angles, and the transmitting unit and the receiving unit are respectively installed on the door head through the corresponding angle adjusting devices.
6. The ultrahigh loading early warning elevator of claim 2, wherein: the photoelectric sensing module comprises a transceiving unit, the transceiving unit emits light beams and receives the reflected light beams, and the light beams emitted by the transceiving unit are parallel to each other.
7. The ultrahigh loading early warning elevator of claim 6, wherein: the emission path of the light beam coincides with the reflection path.
8. The ultrahigh loading early warning elevator of claim 1, wherein: the adjusting module is connected with the control module, the adjusting module outputs an adjusting signal to the control module, and the control module adjusts the preset distance according to the adjusting signal.
9. The ultrahigh loading early warning elevator of claim 1, wherein: the ultra-high reminder comprises a buzzing alarm and/or voice broadcast.
10. The ultrahigh loading early warning elevator of claim 1, wherein: the control module controls the reminding module to act according to the duration time of the light beam reflected back and received by the obstacle detection device, and when the duration time is longer than or equal to preset time, the control module controls the reminding module to send out ultrahigh reminding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920595120.9U CN209974029U (en) | 2019-04-26 | 2019-04-26 | Early warning elevator for loading superelevation |
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| CN201920595120.9U CN209974029U (en) | 2019-04-26 | 2019-04-26 | Early warning elevator for loading superelevation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002311A (en) * | 2019-04-26 | 2019-07-12 | 快意电梯股份有限公司 | Load superelevation early warning elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002311A (en) * | 2019-04-26 | 2019-07-12 | 快意电梯股份有限公司 | Load superelevation early warning elevator |
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