WO2016141595A1

WO2016141595A1 - X-ray detection device

Info

Publication number: WO2016141595A1
Application number: PCT/CN2015/074125
Authority: WO
Inventors: 罗艺
Original assignee: 罗艺
Priority date: 2015-03-12
Filing date: 2015-03-12
Publication date: 2016-09-15

Abstract

An X-ray detection device comprises a closed detection channel (10), a conveying device (20), an image display unit (30), and a control unit (40). The conveying device (20) penetrates through the detection channel (10). An outlet and an inlet of the detection channel (10) are provided with protective lead curtains. A detection unit (50) is disposed in the detection channel (10). The detection unit (50) comprises an X-ray source (51) and an L-shaped detector (52) corresponding to the X-ray source (51). The conveying device (20) is connected to a rotating table (60). The rotating table (60) is disposed at any side of the detection unit (50). Belongings are detected by means of the detection unit (50), dragged back onto the rotating table (60) by operating the conveying device (20), rotated by 90 degrees, and are conveyed by the conveying device (20) to the detection unit (50) for again receiving scanning detection, and then are conveyed out by the conveying device (20).

Description

X-ray detecting device

Technical field

The utility model belongs to the field of safety equipment, in particular to a safety inspection device for prohibited articles.

Background technique

The security inspection machine, also known as the security inspection X-ray machine, uses the conveyor belt to carry the checked baggage into the X-ray inspection channel to complete the inspection of the electronic equipment. Baggage entry The X-ray inspection channel will block the package detection sensor, and the detection signal is sent to the system control section to generate an X-ray trigger signal that triggers the X-ray source to emit the X-ray beam. a bundle of directors through the collimator X The beam passes through the object to be inspected on the conveyor belt, the X-ray is absorbed by the object to be inspected, and finally the dual-energy semiconductor detector mounted in the channel is bombarded. Detector put X The rays are converted into signals, and these weak signals are amplified and sent to the signal processing chassis for further processing into visible images. The X-rays are fanned from a point obliquely, and the object to be inspected is transported through the conveyor through the fan. X The ray surface, the detector receives the X after penetrating the object The ray is finally imaged, so that the image obtained by the detection is usually a top view of the object to be detected and two orthographic views of the main view. Here, there is a security hole, that is, the left or right view of the detected object cannot be obtained, for example, If the object being tested is placed vertically and X The blade with the parallel plane of the ray is a straight line in the plan view, and the main view is a short vertical line. If a metal object such as a metal cup is placed over the blade, the straight line of the top view also changes directly. Difficult to trigger The X-ray machine software presets the alarm, and it is difficult for the security inspector to identify it, so that it can pass smoothly. Similarly, if it is a gun weapon, the placement of the gun after the split is difficult to find. Today's X There are such safety issues in the ray machine that need to be solved.

technical problem

The purpose of the utility model is to provide an X-ray detecting device, which aims to solve the security vulnerabilities existing in the prior art.

Technical solution

The utility model is realized in this way, an X The light detecting device comprises a closed detecting channel, a transmitting device, and an image display unit and a control unit, wherein the conveying device runs through the detecting channel, the detecting channel entrance and exit is provided with a protective lead curtain, and the detecting channel is provided with a detecting Unit, the detecting unit includes An X-ray source, and an L-shaped detector corresponding to the X-ray source, the transfer device is connected to a turntable, and the turntable is disposed on either side of the detecting unit.

Preferably, a second detecting unit is disposed in the detecting channel, the second detecting unit is located at one side of the turntable, the turntable is located between the detecting unit and the second detecting unit, and the second transmitting device is further provided with The turntable is connected.

Preferably, the turntable and the transfer device and the second transfer device are both connected to and controlled by the control unit, and the turntable is provided with an inductor capable of sensing an object passing between any of the transfer devices adjacent to the inlet. The inductor is coupled to the control unit and can transmit an object passing condition thereto.

Preferably, The conveyor is connected to the turntable on one side and to the second transfer on the other side, the second transfer being perpendicular to the transfer.

Preferably, the second conveyor is connected to the conveyor outside of the detection channel inlet.

Preferably, an end of the turntable adjacent to the detecting unit is provided with an inductor that can sense the passage of an object, and the sensor is connected to the control unit and can transmit an object passing state thereto.

Preferably, the second conveyor is connected to the conveyor outside of the outlet of the detection channel.

Preferably, the detecting unit further comprises an inductor that can sense the passage of the object, the inductor being connected to the control unit and capable of transmitting an object passing state thereto.

Beneficial effect

According to the above technical solution, after the turntable is added to the detecting device, the baggage item is detected by the detecting unit in a specific working process, and then the conveying device is operated to drag the baggage item back to the turntable. After the baggage item is rotated by ninety degrees, it is operated by the conveying device to the detecting unit to perform scanning detection again, or the baggage item is pushed onto the turntable by the conveying device after the first detection. After being rotated, it is dragged back by the conveying device to perform secondary scanning detection, and then transported out by the conveying device, and the two sides of the baggage article can be detected by any of the above two settings to make up for Security holes described in the background.

DRAWINGS

1 is a schematic side view of a device according to Embodiment 1 of the present invention;

2 is a top plan view of a device according to Embodiment 1 of the present invention;

3 is a longitudinal cross-sectional view of the device detection channel and the detection unit provided by the utility model;

4 is a side view showing another connection scheme of the device provided by Embodiment 1 of the present invention;

5 is a top plan view of another connection scheme of the device provided by Embodiment 1 of the present invention;

6 is a top plan view of a device provided by Embodiment 2 of the present invention;

7 is a top plan view of a device according to Embodiment 3 of the present invention;

8 is a top plan view of a device provided by Embodiment 4 of the present invention;

Embodiments of the invention

In order to make the objects, technical solutions and advantages of the present invention more comprehensible, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Embodiment 1, referring to FIG. 1 to FIG. 3, an X-ray detecting apparatus includes a closed detecting channel 10 and a transmitting device 20 And the image display unit 30 and the control unit 40, the conveying device 20 extends through the detecting passage 10, and the detecting passage 10 is provided with a protective lead curtain at the entrance and exit, and the detecting passage 10 A detection unit 50 is provided, the detection unit 50 includes an X-ray source 51, and an L-shaped detector 52 corresponding to the X-ray source 51, the transfer device 20 Connected to a turntable 60, the turntable 60 is disposed on either side of the detecting unit 50. According to the above technical solution, the turntable 60 is added to the detecting device. Thereafter, in a specific working process, the checked baggage item is detected by the detecting unit 50, and then the conveying device 20 is operated to drag the baggage item back to the turntable 60. After the baggage item is rotated by ninety degrees, the conveyor device 20 is operated to the detecting unit 50 to perform scanning detection again, or, referring to FIG. 4 and FIG. 5 As shown, the baggage item is pushed by the conveyor 20 onto the turret 60 after the first detection and then rotated by the conveyor 20 for secondary scanning detection, and then by the conveyor 20 The two sides of the baggage item can be detected by any of the above two settings to compensate for the security hole described in the background art.

Embodiment 2, with reference to FIG. 6 and FIG. 1 and FIG. 3, this embodiment provides an X. The light detecting device comprises a closed detection channel 10, a transfer device 20, and an image display unit 30 and a control unit 40, the transfer device 20 extending through the detection channel 10 The detection channel 10 is provided with a protective lead curtain at the entrance and exit, and the detecting channel 10 is provided with a detecting unit 50, the detecting unit 50 includes an X-ray source 51, and the X-ray source 51 corresponding to the L-shaped detector 52, the transfer device 20 is connected to a turntable 60, and the turntable 60 is disposed at one side of the detecting unit 50, the turntable 60 The other side is provided with a second detecting unit 50a, and a second conveying device 20a is provided for connection with the turntable 60. The turntable 60 and the conveying device 20 and the second conveying device 20a Both are connected to and controlled by the control unit 40, and between the turntable 60 and any of the conveyors adjacent to the inlet, there is an inductor 70 that senses the passage of an object, the inductor 70 and the control unit 40 Connect and send an object pass status to it. The detecting device provided in this embodiment adds a second detecting unit 50a, and uses the turntable 60 to carry out baggage items between the two detecting units. Degree rotation enables multi-dimensional scanning of the baggage items to compensate for security vulnerabilities in the background art.

Embodiment 3, referring to FIG. 7 and combining with FIG. 1 and FIG. 3, an X-ray detecting apparatus including a closed detection channel 10 a transmitting device 20, and an image display unit 30 and a control unit 40, the transmitting device 20 extending through the detecting channel 10, the detecting channel 10 A protective lead curtain is disposed at the entrance and exit, and the detecting channel 10 is provided with a detecting unit 50, and the detecting unit 50 includes an X-ray source 51 and an L corresponding to the X-ray source 51. The detecting device 52 is connected to a rotating table 60. The turntable 60 is disposed on the detecting side of the detecting unit 50 (the detecting unit 50 shown in FIG. 7). On the right side, the transfer device 20 is connected to the turntable 60 on one side and to the second transfer device 20a on the other side, the second transfer device 20a being perpendicular to the transfer device 20. The second conveyor 20a is located outside the inlet of the detection channel 10 (on the left side of Fig. 7) and is connected to the conveyor 20. The turntable 60 is adjacent to the detecting unit 50 and is provided with a sensor capable of sensing an object passing therethrough. 70. The inductor 70 is connected to the control unit 40 and can transmit an object passing state thereto. According to the technical solution provided by the embodiment, the baggage item to be detected is from the conveying device 20 After entering the detection channel 10, the scanning by the detecting unit 50 is then continued by the conveying device 20 to be sent to the turntable 60 at the sensor 70. It is sensed that the baggage item passes through the post-sending information to the control unit 40 and is controlled by the turntable 60 to be rotated by 90 degrees and pushed back to the conveying device 20 The second detection is performed on the upper return, and the checked baggage item is accepted by the second transmitting device 20a, and the connection scheme can also make up for the security hole described in the background art.

Embodiment 4, referring to FIG. 8 and combining with FIG. 1 and FIG. 3, an X-ray detecting apparatus including a closed detection channel 10 a transmitting device 20, and an image display unit 30 and a control unit 40, the transmitting device 20 extending through the detecting channel 10, the detecting channel 10 A protective lead curtain is disposed at the entrance and exit, and the detecting channel 10 is provided with a detecting unit 50, and the detecting unit 50 includes an X-ray source 51 and an L corresponding to the X-ray source 51. The detecting device 52 is connected to a rotating table 60. The turntable 60 is disposed on a side of the detecting unit 50 to be detected (the detecting unit 50 is shown in FIG. 8). On the left side, the transfer device 20 is connected to the turntable 60 on one side and to the second transfer device 20a on the other side, the second transfer device 20a being perpendicular to the transfer device 20 . The second conveying device 20a is connected to the conveying device 20 outside the outlet of the detecting passage (right side in the drawing). The detecting unit 50 Also included is an inductor (not shown) that can sense the passage of an object, the inductor and the control unit 40 Connect and send object passing status to it. According to the technical solution provided by the embodiment, the baggage item to be detected passes through the detecting unit 50 after entering the detecting channel 10 from the conveying device 20. Scanning, after the baggage item is completely scanned by the detecting unit 50, the sensor senses that the baggage item passes through the post-sending information to the control unit 40 and controls the conveying device 20 therefrom. Turning back to the other end of the conveyor 20 and arriving at the turntable 60, then rotating 90 degrees on the turntable 60 and pushing back to the conveyor 20 The second detection is performed on the upper return, and the checked baggage item is pushed to the second conveying device 20a and then transmitted, and the connection scheme can also make up for the security hole described in the background art.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the present invention. The scope of protection of utility models.

Claims

An X The light detecting device comprises a closed detecting channel, a transmitting device, and an image display unit and a control unit, wherein the conveying device runs through the detecting channel, the detecting channel entrance and exit is provided with a protective lead curtain, and the detecting channel is provided with a detecting Unit, the detecting unit includes An X-ray source, and an L-shaped detector corresponding to the X-ray source, wherein the transfer device is connected to a turntable, and the turntable is disposed on either side of the detecting unit.
X as claimed in claim 1 The light detecting device is characterized in that: a second detecting unit is disposed in the detecting channel, the second detecting unit is located at one side of the turntable, and the turntable is located between the detecting unit and the second detecting unit, and is further provided A second conveyor is coupled to the turret.
X as claimed in claim 2 a light detecting device, characterized in that the turntable and the transfer device and the second transfer device are both connected to and controlled by the control unit, and the turntable is provided with an inductive object between any of the transfer devices adjacent to the entrance The passed sensor is connected to the control unit and can transmit an object passing state thereto.
The X-ray detecting apparatus according to claim 1, wherein The conveyor is connected to the turntable on one side and to the second transfer on the other side, the second transfer being perpendicular to the transfer.
X as claimed in claim 4 A light detecting device, characterized in that the second transfer device is connected to the transfer device outside the inlet of the detection channel.
X as claimed in claim 5 The light detecting device is characterized in that an end of the turntable adjacent to the detecting unit is provided with an inductor that can sense an object passing therethrough, and the sensor is connected to the control unit and can transmit an object passing state thereto.
X as claimed in claim 4 A light detecting device, characterized in that the second conveying device is connected to the conveying device outside the outlet of the detecting passage.
X as claimed in claim 7 A light detecting device, characterized in that the detecting unit further comprises an inductor that can sense the passage of an object, the sensor being connected to the control unit and capable of transmitting an object passing state thereto.