CN219015326U - Signal start-stop detection device and security inspection channel comprising same - Google Patents
Signal start-stop detection device and security inspection channel comprising same Download PDFInfo
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- CN219015326U CN219015326U CN202223414236.9U CN202223414236U CN219015326U CN 219015326 U CN219015326 U CN 219015326U CN 202223414236 U CN202223414236 U CN 202223414236U CN 219015326 U CN219015326 U CN 219015326U
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- 238000001514 detection method Methods 0.000 title claims abstract description 14
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- 238000009434 installation Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
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- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to equipment for detecting signal start and stop and a security inspection channel comprising the equipment. The equipment for detecting the signal start and stop comprises: the encoder is provided with a motion axis and is used for identifying the motion state of the motion axis; the mounting bracket is provided with two ends, one end of the mounting bracket is fixedly arranged, the other end of the mounting bracket is close to the conveyor belt of the X-ray machine, and the encoder is arranged on the other end of the mounting bracket; the spring is provided with two ends, and one end of the spring is arranged on the mounting bracket; the roller is arranged on the motion shaft of the encoder, the other end of the spring is connected with the encoder, and the roller is tightly attached to the conveyor belt of the X-ray machine through the tension of the spring. According to the signal start-stop detection device, the safety inspection channel can convey the objects to be detected to enter the X-ray machine automatically and orderly, and the device and the X-ray machine can synchronously work together and synchronously, and the structure is simple.
Description
Technical Field
The utility model relates to the field of security inspection channels, in particular to equipment for detecting signal start and stop of a security inspection channel, which comprises the security inspection channel of the equipment.
Background
At present, along with the gradual implementation of intelligent airport construction requirements, more and more airports are gradually introduced into intelligent security inspection channel equipment, and functions such as automatic transmission and automatic sorting of hand luggage during passenger inspection are realized. Because the airport intelligent security inspection channel and the X-ray machine belong to different manufacturers, the running state signals of the equipment cannot realize interaction, and a unified interaction protocol is required to be formulated to realize the intercommunication of the running signals among the equipment so as to realize the cooperative running among the equipment.
However, at present, for various reasons, signal intercommunication between the intelligent security inspection channel and the X-ray machine cannot be realized in many airports, and finally, cooperative work between the security inspection channel and the X-ray machine cannot be realized, when the baggage to be inspected can enter the X-ray machine to be inspected, the baggage can be completed only by assisting on-site staff, the efficiency of over-inspection is greatly influenced, and the labor output of the staff is increased.
Disclosure of Invention
The utility model aims to solve the technical problem of how to realize synchronous starting or stopping between an intelligent security inspection channel and an X-ray machine and realize cooperative work.
To solve the above technical problem, according to one aspect of the present utility model, there is provided a signal start-stop detection apparatus for detecting a start-stop state of an X-ray machine conveyor belt, the apparatus comprising: the encoder is an incremental encoder, and is provided with a motion axis and used for identifying the motion state of the motion axis; the mounting bracket is provided with two ends, one end of the mounting bracket is fixedly arranged, the other end of the mounting bracket is close to the conveyor belt of the X-ray machine, and the encoder is arranged on the other end of the mounting bracket; the spring is provided with two ends, and one end of the spring is arranged on the mounting bracket; the roller is arranged on a moving shaft of the encoder, the other end of the spring is connected with the encoder, the roller is tightly attached to a conveyor belt of the X-ray machine through tension of the spring, the conveyor belt of the X-ray machine drives the roller to rotate during operation, meanwhile, the roller drives the moving shaft of the encoder to rotate, and the encoder obtains a moving state of the moving shaft and outputs the moving state, so that whether the conveyor belt of the X-ray machine is started or is running is obtained.
According to an embodiment of the utility model, the encoder may also be used for recognizing the rotation state of the movement axis, and judging and outputting the conveying direction of the conveyor belt of the X-ray machine by the direction of the movement axis.
Further, the encoder model may be: ohm dragon E6B2-C. The model selected by the encoder includes, but is not limited to, E6B2-C, and the function of identifying the motion state can be realized, and the method is not limited in particular.
According to an embodiment of the present utility model, it may further include: one end of the fixing frame is connected with the ground, and the other end of the fixing frame is provided with a mounting bracket.
According to another aspect of the present utility model, there is provided a security inspection channel for use with an X-ray machine for detecting items of luggage, the X-ray machine having a conveyor belt disposed in the X-ray machine, the security inspection channel comprising: the conveying belt is used for conveying the luggage items to be detected and detected, and the conveying belt are continuously arranged along the luggage conveying direction; the central control module is used for controlling the start-stop and running directions of the transmission belt; the equipment for detecting the signal start and stop is used for identifying three running states of forward running, reverse running and stop running of the X-ray machine conveying belt, the equipment outputs running state signals to the central control module, and the equipment controls the conveying belt to run, so that the automatic orderly entering of the tray to be detected into the X-ray machine during conveying through the airport intelligent security inspection channel is realized, and the conveying belt stop together.
According to the embodiment of the utility model, one end of the mounting bracket can be fixedly arranged on the security inspection channel. After the installation, the relative position of the installation bracket and the X-ray machine is not changed at will.
Compared with the prior art, the technical scheme provided by the embodiment of the utility model at least has the following beneficial effects:
the signal start-stop equipment overcomes the dilemma that the existing security inspection channel cannot work cooperatively with an X-ray machine, not only can realize detection and identification of the start-stop state of the X-ray machine transmission belt, but also can further detect and identify whether the X-ray machine transmission belt runs forward or backward, and can identify three running states of forward running, backward running and stop running of the X-ray machine transmission belt, thereby realizing automatic and orderly entering of trays to be detected conveyed by the airport intelligent security inspection channel and synchronous running with the same running and stop of the X-ray machine, and having simple structure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following brief description of the drawings of the embodiments will make it apparent that the drawings in the following description relate only to some embodiments of the present utility model and are not limiting of the present utility model.
Fig. 1 is a schematic diagram of an apparatus for signal start-stop detection according to an embodiment of the present utility model.
Fig. 2 is an enlarged view of fig. 1.
Fig. 3 is a schematic diagram illustrating an encoder according to an embodiment of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.
Fig. 1 is a schematic diagram of an apparatus illustrating signal start-stop detection according to an embodiment of the present utility model, fig. 2 is an enlarged view of fig. 1, and fig. 3 is a schematic diagram illustrating an encoder according to an embodiment of the present utility model.
The device 10 is used for detecting the start-stop state of the conveyor belt 21 of the X-ray machine 20. As shown in fig. 1 to 3, the apparatus 10 for signal start-stop detection includes: encoder 11, mounting bracket 12 and roller 13.
The encoder 11 is an incremental encoder 11, the encoder 11 has a motion axis 111, and the encoder 11 is used for recognizing the motion state of the motion axis 111.
The mounting bracket 12 has two ends, one end is fixedly arranged, the other end is close to a conveyor belt 21 of the X-ray machine 20, and the encoder 11 is arranged on the other end of the mounting bracket 12; the spring has two ends, one end being mounted on the mounting bracket 12.
The roller 13 is mounted on the moving shaft 111 of the encoder 11, the other end of the spring is connected with the encoder 11, and the roller 13 is tightly attached to the conveyor belt 21 of the X-ray machine 20 by the tension of the spring.
When the conveyor belt 21 of the X-ray machine 20 runs, the roller 13 is driven to rotate, meanwhile, the roller 13 drives the moving shaft 111 of the encoder 11 to rotate, and then the encoder 11 obtains the moving state of the moving shaft 111 and outputs the moving state, so that whether the conveyor belt 21 of the X-ray machine 20 starts or runs is obtained.
According to one or some embodiments of the present utility model, the encoder 11 is also used to recognize the rotation state of the moving axis, and determine and output the conveying direction of the conveyor belt 21 of the X-ray machine 20 by the direction of the moving axis.
Further, the encoder 11 model may be: ohm dragon E6B2-C. The model selected by the encoder 11 includes, but is not limited to, E6B2-C, and may be any type of encoder capable of performing the above-described function of recognizing a motion state, and is not particularly limited.
According to one or more embodiments of the present utility model, further comprising: the fixed frame 14, fixed frame 14 one end is connected ground, and the other end installation sets up installing support 12.
According to another aspect of the utility model, a security screening tunnel is provided for use with an X-ray machine 20, the X-ray machine 20 being used for detecting items of baggage, and the X-ray machine 20 having a conveyor belt 21 arranged in the X-ray machine 20. The security inspection channel comprises: a transmission belt, a central control module and a device 10 for signal start-stop detection.
And a conveyor belt for transporting the luggage items to be inspected and detected, the conveyor belt 21 being disposed continuously with the conveyor belt in the luggage transport direction. The baggage is transported to a conveyor belt 21 of an X-ray machine 20 by means of the conveyor belt 21, and is moved to a detection position in the X-ray machine 20, and after the baggage is detected, the baggage is transported out of the X-ray machine 20 by means of the conveyor belt 21 and is further transported by means of the conveyor belt of a security inspection channel.
And the central control module is used for controlling the start-stop and running directions of the transmission belt.
The above-mentioned signal start-stop detection device 10, wherein, the signal start-stop detection device 10 is used for identifying three operation states of forward traveling, reverse traveling and stop traveling of the conveyor belt of the X-ray machine 20, the device 10 outputs operation state signals to the central control module, and the device 10 controls the operation of the conveyor belt, so that the automatic orderly entering of trays to be detected into the X-ray machine 20 during the conveying of the airport intelligent security inspection channel is realized, and the conveyor belt 21 are simultaneously stopped.
According to one or some embodiments of the present utility model, one end of the mounting bracket 12 may be fixedly mounted to the security screening pathway. After the installation, the relative positions of the mounting bracket 12 and the X-ray machine 20 are not changed at will.
When in use, the conveyor belt 21 of the X-ray machine 20 is contacted with the roller 13, the roller 13 is arranged on the moving shaft 111 of the incremental encoder 11, the incremental encoder 11 is fixed on the mounting bracket 12, and the mounting bracket 12 adjusts the tension by using a spring, so that the roller 13 is tightly attached to the conveyor belt 21 of the X-ray machine 20. When the X-ray machine 20 runs and the X-ray machine 20 conveyor belt 21 drives the roller 13 to rotate by friction, the roller 13 drives the incremental encoder 11, the angular displacement of the X-ray machine 20 conveyor belt 21 is converted into an electric signal by utilizing the structural device, the incremental encoder 11 further changes the electric signal into a counting pulse and outputs the counting pulse to a central control module of the intelligent security inspection channel, which comprises the PLC equipment 10, and finally the running state of the X-ray machine 20 conveyor belt 21 is obtained.
Specifically, the encoder 11 has 5 output leads, one is a COM line, one is a power line, and the other three are pulse output lines, representing A, B, Z two-phase pulse output. In practical applications, the A, B two phases differ by a quarter cycle (i.e. 90 °), so that the running direction of the conveyor belt 21 of the X-ray machine 20 can be determined by comparing whether the a phase is preceding or the B phase is preceding.
The signal start-stop device 10 overcomes the dilemma that the existing security inspection channel cannot work cooperatively with the X-ray machine 20, not only can realize detection and identification of the start-stop state of the transmission belt of the X-ray machine 20, but also can further detect and identify whether the transmission belt of the X-ray machine 20 runs forward or backward, and can identify three running states of forward, backward and stop of the transmission belt of the X-ray machine 20, thereby realizing automatic and orderly entering of the tray to be detected in the airport intelligent security inspection channel and synchronous running and synchronous working of the X-ray machine 20, and has simple structure.
The foregoing is merely exemplary embodiments of the present utility model and is not intended to limit the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. An apparatus for signal start-stop detection, the apparatus for detecting start-stop status of an X-ray machine conveyor belt, the apparatus comprising:
an encoder, the encoder being an incremental encoder, the encoder having a motion axis, the encoder being configured to identify a motion state of the motion axis;
the mounting bracket is provided with two ends, one end of the mounting bracket is fixedly arranged, the other end of the mounting bracket is close to the conveyor belt of the X-ray machine, and the encoder is arranged at the other end of the mounting bracket;
the spring is provided with two ends, and one end of the spring is installed on the installation bracket;
the roller is arranged on the motion shaft of the encoder, the other end of the spring is connected with the encoder, the roller is tightly attached to the conveyor belt of the X-ray machine through the tension of the spring,
the roller drives the motion shaft of the encoder to rotate when the conveyor belt of the X-ray machine runs, and the encoder obtains the motion state of the motion shaft and outputs the motion state, so that whether the conveyor belt of the X-ray machine is started or running is obtained.
2. The apparatus according to claim 1, wherein the encoder is also for recognizing a rotation state of the moving axis, and judging and outputting a conveying direction of the conveyor belt of the X-ray machine by a direction of the moving axis.
3. The apparatus of claim 2, wherein the encoder model is: ohm dragon E6B2-C.
4. The apparatus as recited in claim 1, further comprising: the fixed mount, fixed mount one end is connected ground, and the other end installation sets up the installing support.
5. A security inspection channel for use with an X-ray machine for detecting luggage items, the X-ray machine having a conveyor belt disposed in the X-ray machine, the security inspection channel comprising:
the conveying belt is used for conveying the luggage items to be detected and detected, and the conveying belt are continuously arranged along the luggage conveying direction;
the central control module is used for controlling the start-stop and running directions of the transmission belt;
the device for detecting the start and stop of signals according to any one of claims 1 to 4, wherein the device for detecting the start and stop of signals is used for identifying three operation states of forward direction feeding, reverse direction feeding and stop feeding of a conveyor belt of an X-ray machine, the device outputs an operation state signal to the central control module, and the device controls the conveyor belt to operate, so that the automatic orderly entering of trays to be detected into the X-ray machine during conveying of an airport intelligent security inspection channel is realized, and the conveyor belt stop together.
6. The security inspection channel of claim 5, wherein one end of the mounting bracket is fixedly mounted on the security inspection channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223414236.9U CN219015326U (en) | 2022-12-20 | 2022-12-20 | Signal start-stop detection device and security inspection channel comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223414236.9U CN219015326U (en) | 2022-12-20 | 2022-12-20 | Signal start-stop detection device and security inspection channel comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219015326U true CN219015326U (en) | 2023-05-12 |
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ID=86269467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223414236.9U Active CN219015326U (en) | 2022-12-20 | 2022-12-20 | Signal start-stop detection device and security inspection channel comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219015326U (en) |
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2022
- 2022-12-20 CN CN202223414236.9U patent/CN219015326U/en active Active
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Denomination of utility model: The equipment for signal start stop detection includes the security inspection channel of the equipment Granted publication date: 20230512 Pledgee: Changning Sub Branch of Shanghai Rural Commercial Bank Co.,Ltd. Pledgor: HAOZHAO AVIATION TECHNOLOGY (SHANGAI) Co.,Ltd. Registration number: Y2024310000211 |