CN216549153U - Detection device for detecting opening and closing states of elevator door and elevator - Google Patents
Detection device for detecting opening and closing states of elevator door and elevator Download PDFInfo
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- CN216549153U CN216549153U CN202122451265.1U CN202122451265U CN216549153U CN 216549153 U CN216549153 U CN 216549153U CN 202122451265 U CN202122451265 U CN 202122451265U CN 216549153 U CN216549153 U CN 216549153U
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Abstract
The utility model discloses a detection device for detecting the opening and closing state of an elevator door and an elevator, wherein the detection device is arranged on the elevator; the elevator is provided with a carriage body and two elevator doors, wherein a door gap is formed between the two elevator doors and is provided with an end surface and a door surface; the detection device comprises an infrared receiving and transmitting device and a processor; a smoothly-transitional fillet is formed between the end surface of at least one ladder door and the door surface; the infrared transceiver is fixedly arranged at the rear vertex angle of the passenger compartment, and the infrared emission direction of the infrared transceiver is configured to ensure that the infrared emitted by the infrared transceiver is suitable for being emitted to a fillet of a door when the passenger compartment is closed, and the infrared emitted by the infrared transceiver is received by the infrared transceiver after being reflected by the fillet; the processor is in signal connection with the infrared receiving and transmitting device, and the infrared receiving and transmitting device respectively judges whether the elevator door is in a closed state or an open state when receiving or not receiving infrared rays, so that the Internet of things equipment can know the opening and closing state of the elevator door from a control cabinet which does not need to be in signal connection with the elevator.
Description
Technical Field
The present invention relates to the field of elevator technology, and more particularly, to a detection device for detecting an open/close state of an elevator door and an elevator.
Background
The Internet of things equipment can only be connected with a door relay contact switch in the car top control cabinet through signals to obtain the switching state of the elevator door, or an external relay is used for judging whether the door is opened or closed. However, the elevator is special equipment, so that the information cannot be directly acquired from the equipment, and the technical problem is caused to the equipment of the internet of things.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solve the above problems, and provides a detection device for detecting the open/close state of an elevator door and an elevator, which can know the open/close state of the elevator door without obtaining information from a control cabinet.
In order to achieve the above object, the first aspect of the present invention provides a detecting device for detecting an open/close state of an elevator door, wherein the detecting device is installed in the elevator; the elevator has a cubic structure with a passenger compartment formed inside and having two doors each adapted to translate in a horizontal first direction, forming a door gap therebetween and moving away from and towards each other to open and close the passenger compartment, respectively; defining the wall surface of the ladder door opposite to the other ladder door as an end surface, and defining the wall surface of the ladder door coplanar with the other ladder door as a door surface; the detection device comprises an infrared receiving and transmitting device and a processor; a smoothly-transitional fillet is formed between the end surface of at least one ladder door and the door surface; the infrared transceiver is fixedly arranged at the rear vertex angle of the passenger compartment, and the infrared emission direction of the infrared transceiver is configured to enable the infrared emitted by the infrared transceiver to be suitable for emitting to a fillet of the door when the passenger compartment is closed, and the infrared emitted by the infrared transceiver is received by the infrared transceiver after being reflected by the fillet; the processor is in signal connection with the infrared receiving and transmitting device and respectively judges that the ladder door is in a closed state and an open state when the infrared receiving and transmitting device receives and does not receive infrared rays.
Further, the infrared transceiver sends 1 and 0 digital signals to the processor when receiving and not receiving infrared rays, so that the processor judges that the door is in a closed state and an open state according to the digital signals.
Furthermore, a camera device is arranged in the elevator, is arranged at the back vertex angle of the passenger compartment and comprises an outer cover and a camera lens arranged in the outer cover; the infrared receiving and transmitting device is arranged in the outer cover of the camera device.
Further, the infrared transmitting direction of the infrared transmitting and receiving device is also configured to enable the intersection point of the infrared transmitted by the infrared transmitting and receiving device and the end face of the ladder door to be located at a height of not less than 2.05m in the passenger box.
Further, an included angle between the infrared transmitting direction of the infrared transmitting and receiving device and a vertical plane is greater than 45 degrees.
In order to achieve the above object, a second aspect of the present invention provides an elevator, including the detecting device according to the above-mentioned technical solution.
Compared with the prior art, the elevator door opening and closing state detection device and the elevator have the following beneficial effects:
(1) utilize infrared reflection principle to dispose infrared transceiver in the passenger compartment, and disposed infrared transceiver's the position of setting up and infrared emission direction, make the infrared ray of infrared transceiver transmission can be received by this infrared transceiver again through the fillet reflection on the step door when the step door is closed, thereby make infrared transceiver can not receive the infrared ray when the step door is opened, therefore accessible treater and infrared transceiver communication obtain the information of step door on-off state, make thing networking equipment also can learn the on-off state of lift-cabin door from the switch board that need not signal connection elevator.
(2) The processor and the infrared receiving and transmitting device are transmitted through digital signals, and the method is simple and accurate.
(3) The infrared receiving and transmitting device and the camera device are integrated, so that the space is saved.
(4) The height of the intersection point of the infrared rays emitted by the infrared receiving and emitting device and the end face of the ladder door in the passenger box is not lower than 2.05m, and the infrared rays are guaranteed not to be shielded by human bodies and objects.
(5) The included angle between the infrared rays emitted by the infrared receiving and transmitting device and the vertical surface is larger than 45 degrees, and the infrared receiving and transmitting device can not receive the infrared rays when the ladder door is opened.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of an elevator of an embodiment of the present invention;
FIG. 2 is a schematic diagram of an infrared reflection circuit according to an embodiment of the present invention.
The main reference numbers: the car body 10, the ladder door 11, the end surface 111, the door surface 112 and the infrared transceiver 20.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are presently preferred embodiments of the utility model and are not to be taken as an exclusion of other embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.
In the claims, the specification and the drawings of the present invention, the terms "including", "having" and their variants, if used, are intended to be inclusive and not limiting.
Referring to fig. 1-2, an embodiment of the present invention provides an elevator having a car 10, the car 10 being of cubic configuration and forming a passenger compartment therein, and having two doors 11 each adapted to translate in a horizontal first direction, the doors 11 forming a door gap therebetween and moving away from and towards each other to open and close the passenger compartment, respectively. In this embodiment, a wall surface of the door 11 opposite to the other door 11 is defined as an end surface 111, and a wall surface of the door 11 coplanar with the other door 11 is defined as a door surface 112. In particular, the end surface 111 and the door surface 112 of at least one of the doors 11 are rounded to form a smooth transition.
In this embodiment, the elevator further includes a detection device for detecting the open/close state of the elevator door 11, and the detection device is installed in the passenger compartment of the elevator.
The detection means comprise infrared transceiver means 20 and a processor (not shown in the figures). The infrared transceiver 20 is fixed at the rear corner of the passenger compartment, and the infrared emitting direction of the infrared transceiver 20 is configured such that the infrared emitted by the infrared transceiver 20 is suitable for being emitted towards a rounded corner of the door 11 when the passenger compartment is closed, and is received by the infrared transceiver 20 after being reflected by the rounded corner. The processor is in signal connection with the infrared transceiver 20, and respectively judges that the elevator door 11 is in a closed state and an open state when the infrared transceiver 20 receives and does not receive infrared rays.
Specifically, the infrared transceiver 20 sends digital signals 1 and 0 to the processor when receiving and not receiving infrared rays, so that the processor can determine that the door 11 is in the closed state and the open state according to the digital signals, and the signal transmission process is simple and accurate.
Furthermore, a camera device is arranged in the elevator, is arranged at the rear vertex angle of the passenger compartment and comprises an outer cover and a camera lens arranged in the outer cover. The infrared transceiver 20 is disposed in the housing of the camera device. In other words, the infrared transceiver 20 is integrated with the imaging device, thereby saving space.
Preferably, the infrared transmitting direction of the infrared transceiver 20 is also configured such that the intersection point of the infrared rays transmitted by the infrared transceiver and the end surface 111 of the elevator door 11 is less than 5cm away from the door lintel in the passenger compartment, and since the standard height of the elevator passenger compartment is 2.1m, the height of the intersection point in the passenger compartment is not lower than 2.05 m. The angle between the infrared transmitting direction of the infrared transceiver 20 and the vertical plane is greater than 45 °. This ensures that the infrared rays are not blocked by human bodies and objects, and also ensures that the infrared transceiver 20 does not receive infrared rays when the door 11 is opened.
In summary, in the elevator and the detection device of the present embodiment, the infrared transceiver 20 is disposed in the passenger compartment by using the infrared reflection principle, and the installation position and the infrared emission direction of the infrared transceiver 20 are configured, so that the infrared rays emitted by the infrared transceiver 20 can be reflected by the rounded corner on the door 11 and then received by the infrared transceiver 20 when the door 11 is closed, and thus the infrared transceiver 20 cannot receive the infrared rays when the door 11 is opened, and the processor can communicate with the infrared transceiver 20 to obtain the information of the opening and closing state of the door 11, so that the internet of things device can know the opening and closing state of the elevator door 11 from the control cabinet without signal connection to the elevator.
The description of the above specification and examples is intended to be illustrative of the scope of the present invention and is not intended to be limiting. Modifications, equivalents and other improvements which may occur to those skilled in the art and which may be made to the embodiments of the utility model or portions thereof through a reasonable analysis, inference or limited experimentation, in light of the common general knowledge, the common general knowledge in the art and/or the prior art, are intended to be within the scope of the utility model.
Claims (6)
1. The detection device is used for detecting the opening and closing state of the elevator door and is arranged on the elevator; the elevator has a cubic structure with a passenger compartment formed inside and having two doors each adapted to translate in a horizontal first direction, forming a door gap therebetween and moving away from and towards each other to open and close the passenger compartment, respectively; defining the wall surface of the ladder door opposite to the other ladder door as an end surface, and defining the wall surface of the ladder door coplanar with the other ladder door as a door surface;
the method is characterized in that: the detection device comprises an infrared receiving and transmitting device and a processor; a smoothly-transitional fillet is formed between the end surface of at least one ladder door and the door surface;
the infrared receiving and transmitting device is fixedly arranged at the back vertex angle of the passenger compartment, and the infrared transmitting direction of the infrared receiving and transmitting device is configured to ensure that the infrared transmitted by the infrared receiving and transmitting device is suitable for emitting to a fillet of the door when the passenger compartment is closed, and the infrared transmitted by the infrared receiving and transmitting device is received by the infrared receiving and transmitting device after being reflected by the fillet;
the processor is in signal connection with the infrared receiving and transmitting device and respectively judges that the ladder door is in a closed state and an open state when the infrared receiving and transmitting device receives and does not receive infrared rays.
2. The detection device of claim 1, wherein: and the infrared receiving and transmitting device respectively transmits digital signals of 1 and 0 to the processor when receiving and not receiving infrared rays, so that the processor judges that the elevator door is in a closed state and an open state according to the digital signals.
3. The sensing device of claim 1, wherein: the elevator is internally provided with a camera device which is arranged at the back vertex angle of the passenger compartment and comprises an outer cover and a camera lens arranged in the outer cover; the infrared receiving and transmitting device is arranged in the outer cover of the camera device.
4. The detection device of claim 1, wherein: the infrared transmitting direction of the infrared transmitting and receiving device is also configured to enable the intersection point of the infrared transmitted by the infrared transmitting and receiving device and the end face of the elevator door to be located at a height of not less than 2.05m in the passenger compartment.
5. The detection device of claim 4, wherein: the included angle between the infrared transmitting direction of the infrared transmitting and receiving device and the vertical surface is larger than 45 degrees.
6. An elevator, characterized in that: comprising a detection device according to any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122451265.1U CN216549153U (en) | 2021-10-12 | 2021-10-12 | Detection device for detecting opening and closing states of elevator door and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122451265.1U CN216549153U (en) | 2021-10-12 | 2021-10-12 | Detection device for detecting opening and closing states of elevator door and elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216549153U true CN216549153U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122451265.1U Active CN216549153U (en) | 2021-10-12 | 2021-10-12 | Detection device for detecting opening and closing states of elevator door and elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216549153U (en) |
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2021
- 2021-10-12 CN CN202122451265.1U patent/CN216549153U/en active Active
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