CN212872940U - Vehicle-mounted container or truck perspective scanning rapid security inspection device - Google Patents
Vehicle-mounted container or truck perspective scanning rapid security inspection device Download PDFInfo
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- CN212872940U CN212872940U CN202021459171.8U CN202021459171U CN212872940U CN 212872940 U CN212872940 U CN 212872940U CN 202021459171 U CN202021459171 U CN 202021459171U CN 212872940 U CN212872940 U CN 212872940U
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Abstract
The utility model relates to a vehicle-mounted container or truck perspective scanning rapid security inspection device, which comprises a moving mechanism, a retractable mechanical arm, a ray system, a detection system and a data processing system; the ray system and the detection system are respectively arranged on the moving mechanism and the retractable mechanical arm; the detection system can detect rays from the ray system and generate data signals to be transmitted to the data processing system; the foldable mechanical arm is connected with the moving mechanism and can be in a foldable state so as to move or can be in a foldable state so as to form a detection channel; the ray system comprises a shielding body and a ray source arranged in the shielding body; the shielding body is provided with a slit collimator and a ray outgoing collimator; and a rear collimation structure is arranged at the position of the detection system on the retractable mechanical arm. The utility model has the advantages as follows: the utility model discloses a three ray collimator have reduced the radiation environment, have improved the detection SNR of detector to the ray simultaneously, have improved the formation of image effect.
Description
Technical Field
The utility model belongs to the safety inspection field, concretely relates to vehicular container or quick safety inspection device of freight train perspective scanning.
Background
At present, the vehicle-mounted device is convenient to move and transport in various public security inspection stations and customs vehicle inspection stations, and plays an important role in carrying out safety inspection on goods loaded on vehicles passing in and out. However, the existing vehicle-mounted device has a complex structure, the ray radiation of the device is easily influenced by the environment, the imaging effect is not good, and the device cannot adapt to the increasing detection requirements.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims at providing a vehicular container or quick safety inspection device of freight train perspective scanning, this technical scheme simple structure, it is effectual to form images.
The technical scheme of the utility model as follows:
a vehicle-mounted perspective scanning rapid security inspection device for a container or a truck comprises a moving mechanism, a stowable mechanical arm, a ray system, a detection system and a data processing system; the ray system and the detection system are respectively arranged on the moving mechanism and the retractable mechanical arm; the detection system can detect rays from the ray system and generate data signals to be transmitted to the data processing system; the foldable mechanical arm is connected with the moving mechanism and can be in a foldable state so as to move or can be in a foldable state so as to form a detection channel;
the ray system comprises a shielding body and a ray source arranged in the shielding body; the shielding body is provided with a slit collimator and a ray outgoing collimator; and a rear collimation structure is arranged at the detection system on the retractable mechanical arm.
Further, according to the vehicle-mounted container or truck perspective scanning rapid security inspection device, the moving mechanism and the retractable mechanical arm are further provided with radiation protection devices.
Further, according to the vehicle-mounted container or truck perspective scanning rapid security inspection device, the ray source of the ray system is a dual-energy electron induction accelerator to form different imaging effects.
Further, in the vehicle-mounted container or truck perspective scanning rapid security inspection device, the detection system comprises a single-row linear array formed by detectors, and the detection end faces of the detectors face the ray outlet of the ray source; the detector array is formed by bismuth germanate crystals and silicon photomultiplier tubes coupled with the bismuth germanate crystals.
Furthermore, the vehicle-mounted container or truck perspective scanning rapid security inspection device further comprises a power generation device, and the ray system, the detection system and the data processing system are connected with the power generation device so as to ensure that the uninterrupted security inspection work is supported in the field or under the power failure condition.
Further, in the vehicle-mounted container or truck perspective scanning rapid security inspection device, the retractable mechanical arm comprises a vertical arm, a horizontal arm and a folding mechanism; the vertical arm and the horizontal arm are connected through a folding mechanism so that the vertical arm and the horizontal arm are overlapped and stored on the moving mechanism in a storage state; the horizontal arm is mounted on the moving mechanism.
Further, in the vehicle-mounted container or truck perspective scanning rapid security inspection device, the retractable mechanical arm further comprises a lifting mechanism; the horizontal arm is installed on the moving mechanism through the lifting mechanism so as to adjust the height and the rotating angle of the horizontal arm.
Further, in the vehicle-mounted container or truck perspective scanning rapid security inspection device, the stowable mechanical arm further comprises a counterweight; the balancing weight and the vertical arm are respectively arranged at two ends of the horizontal arm to ensure the balance of the moving mechanism.
Further, the horizontal arm is further provided with a temperature adjusting pipe.
Further, in the vehicle-mounted container or truck perspective scanning rapid security inspection device, the moving mechanism is a motor vehicle.
The utility model has the advantages as follows:
1. the utility model discloses a three ray collimator have reduced the radiation environment, have improved the detection SNR of detector to the ray simultaneously, have improved the formation of image effect.
2. The utility model discloses well detector array adopts single Bismuth Germanate (BGO) crystal and the detector array cooperation structure of constituteing with it silicon photomultiplier (SiPM) of coupling, adopts low-power electron induction accelerator as the ray source, and the real-time perspective image of direct digital extraction object has greatly improved imaging efficiency, adopts low-power accelerator technique to reduce the influence of ray source to the environment dosage moreover.
3. The ray source can provide suitable rays with high energy and low energy, can perform radiation imaging on objects with different densities, forms the imaging effect of two different rays, and is convenient for effectively identifying the goods to be inspected.
4. The utility model has the advantages that the moving mechanism and the radiation protection device on the foldable mechanical arm ensure that the inspection environment is safer; the driver and passengers can pass through the security inspection channel in a fast clearance mode without getting off the vehicle; meanwhile, the equipment can also be transported and installed on any outdoor site, so that the radiation safety of personnel and environment is ensured.
Drawings
Fig. 1 is the utility model discloses a vehicular container or freight train perspective scanning quick security inspection device's schematic structure diagram.
Fig. 2 is a schematic view of the structure of fig. 1 from another angle.
In the above drawings, 1, a rear shielding block; 2. a vertical arm; 3. a folding mechanism; 4. a detector array module; 5. a horizontal arm; 6. a temperature regulating tube; 7. a lifting mechanism; 8. a balancing weight; 9. a shield; 10. an accelerator; 11. an accelerator base; 12. a cab; 13. a control room; 14. an accelerator chamber; 15. a generator and hydraulic station placing chamber; 16. and a manual control panel.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the utility model provides a vehicle-mounted container or truck perspective scanning rapid security inspection device, which comprises a moving mechanism, a retractable mechanical arm, a ray system, a detection system and a data processing system; the ray system and the detection system are respectively arranged on the moving mechanism and the retractable mechanical arm; the detection system can detect rays from the ray system and generate data signals to be transmitted to the data processing system; the foldable mechanical arm is connected with the moving mechanism and can be in a foldable state so as to move or can be in a foldable state so as to form a detection channel;
the ray system comprises a shielding body 9 and a ray source arranged in the shielding body 9; the shielding body 9 is provided with a slit collimator and a ray outgoing collimator; and a rear collimation structure is arranged at the detection system on the retractable mechanical arm. In this embodiment, the shield 9 is placed on the accelerator base 11 which can be adjusted forward, backward, leftward, rightward, upward, and downward, so as to finely adjust the emitting position of the radiation source, and thus the emitted radiation is directed at the detection position of the detection system.
In this embodiment, the moving mechanism and the retractable mechanical arm are further provided with a radiation protection device. For example, one of the radiation protection devices is the rear shielding block 1 on the vertical arm 2, which can be used to block the beam from the accelerator 10 source through the shield 9 slit, reducing the radiation of the beam to the low-lying environment.
In this embodiment, the radiation source of the radiation system is a dual-energy betatron 10 to form different imaging effects. The detection system comprises a single-row linear array formed by detectors, and the detection end faces of the detectors face to the ray outlets of the ray sources; the detector array is formed by bismuth germanate crystals and silicon photomultiplier tubes coupled with the bismuth germanate crystals.
In this embodiment, the electronic system for controlling the corresponding system includes an X-ray signal shaping circuit, a signal acquisition card, and an industrial personal computer.
The safety inspection device of the utility model also comprises a power generation device; and the ray system, the detection system and the data processing system are all connected with the power generation device to ensure that the uninterrupted security check work is supported in the field or under the condition of power failure.
In fig. 1, the stowable robotic arm comprises a vertical arm 2, a horizontal arm 5 and a folding mechanism 3; the vertical arm 2 and the horizontal arm 5 are connected through a folding mechanism 3, so that the vertical arm 2 and the horizontal arm 5 are overlapped and stored on the moving mechanism in a storage state; the horizontal arm 5 is mounted on the moving mechanism. The retractable mechanical arm further comprises a lifting mechanism 7; the horizontal arm 5 is mounted on the moving mechanism through the lifting mechanism 7 to adjust the height and the rotation angle of the horizontal arm 5. The retractable mechanical arm further comprises a balancing weight 8; balancing weight 8 sets up respectively in the both ends of horizontal arm 5 with perpendicular arm 2 and is in order to guarantee that moving mechanism is balanced for balanced focus falls on elevating system 7's vertical axis. The horizontal arm 5 is also provided with a temperature adjusting pipe 6. The detector array modules 4 are fixedly mounted on the vertical arm 2 and the horizontal arm 5, respectively.
In this embodiment, the moving mechanism is a motor vehicle. As shown in fig. 2, the system specifically comprises a cab 12, a control room 13, an accelerator room 14, a generator and a hydraulic station placing room 15; a manual control panel 16 is used for arm extension and retraction and power control of the power distribution and generator sets.
The utility model discloses in still including the infrared sensor who is used for detecting the determinand position, this sensor senses the determinand and gets into/leave when being examined the position, and the control system control accelerator 10 is given to the transmission signal and is started/stop work.
The device comprises the following specific use steps:
1) the manual control panel 16 is operated to place and secure the vertical arm 2 and the horizontal arm 5 and to pull a warning line around the device. After the security check working mode is determined, the accelerator 10 is powered and preheated for half an hour; the detector array module 4 and the electronic circuit are powered and started to be in a state to be detected, so that the measuring system is in a state of continuous acquisition, signal forming and description conversion. The operator first performs a system calibration on the front-end computer imaging control software in the control room 13, taking the data acquired at this time as the background count.
2) When the detected vehicle passes through the deceleration strip, the position of the vehicle is detected by a plurality of groups of infrared correlation sensors arranged on the vehicle and the vertical arm 2, after the cab 12 passes through the deceleration strip, the control system turns on the high-voltage switch of the radiation source, so that the accelerator 10 is in a beam-emitting state of the radiation, and at the moment, the vehicle passes through the security inspection channel, and the system starts to scan the detected container or truck.
3) When the detected container or truck completely passes through the detector, namely after the integral scanning is finished, the infrared correlation device arranged on the vertical arm 2 sends a signal to the control box to indicate that the vehicle has integrally passed through. Triggering infrared photoelectric, closing the high voltage of the accelerator, and emitting no high-energy X-ray. The imaging software of the foreground computer performs data operation and imaging according to the collected data, and the foreground computer also collects the appearance of the vehicle, the license plate image or the container freight number transmitted by the camera for packing and backup. And storing the data and the image files as the passing data of the vehicle at this time into a folder appointed by the computer for calling.
The utility model discloses a three ray collimator have reduced the radiation environment, have improved the detection SNR of detector to the ray simultaneously, have improved the formation of image effect. The detector array adopts a detector array matching structure consisting of single-row Bismuth Germanate (BGO) crystals and silicon photomultiplier (SiPM) coupled with the single-row Bismuth Germanate (BGO) crystals, adopts a low-power electronic induction accelerator as a radiation source, directly and digitally extracts real-time perspective images of objects, greatly improves the imaging efficiency, and reduces the influence of the radiation source on the environmental dose by adopting a low-power accelerator technology. The ray source can provide suitable rays with high energy and low energy, can perform radiation imaging on objects with different densities, forms the imaging effect of two different rays, and is convenient for effectively identifying the goods to be inspected. The utility model has the advantages that the moving mechanism and the radiation protection device on the foldable mechanical arm ensure that the inspection environment is safer; the driver and passengers can pass through the security inspection channel in a fast clearance mode without getting off the vehicle; meanwhile, the equipment can also be transported and installed on any outdoor site, so that the radiation safety of personnel and environment is ensured.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to encompass such modifications and variations.
Claims (10)
1. A vehicle-mounted perspective scanning rapid security inspection device for a container or a truck is characterized by comprising a moving mechanism, a retractable mechanical arm, a ray system, a detection system and a data processing system; the ray system and the detection system are respectively arranged on the moving mechanism and the retractable mechanical arm; the detection system can detect rays from the ray system and generate data signals to be transmitted to the data processing system; the foldable mechanical arm is connected with the moving mechanism and can be in a foldable state so as to move or can be in a foldable state so as to form a detection channel;
the ray system comprises a shielding body and a ray source arranged in the shielding body; the shielding body is provided with a slit collimator and a ray outgoing collimator; and a rear collimation structure is arranged at the detection system on the retractable mechanical arm.
2. The vehicle-mounted perspective scanning rapid security inspection device for containers or trucks of claim 1, wherein the moving mechanism and the stowable robotic arm are further provided with a radiation protection device.
3. The vehicle-mounted perspective scanning rapid security inspection device for the container or truck according to claim 1, wherein the radiation source of the radiation system is a dual-energy electron induction accelerator to form different imaging effects.
4. The vehicle-mounted perspective scanning rapid security inspection device for the container or the truck as claimed in claim 1, wherein the detection system comprises a single-row linear array composed of detectors, and the detection end faces of the detectors face to the ray outlet of the ray source; the detector array is formed by bismuth germanate crystals and silicon photomultiplier tubes coupled with the bismuth germanate crystals.
5. The vehicle-mounted perspective scanning rapid security inspection device for containers or trucks of claim 1, further comprising a power generation device, wherein the radiation system, the detection system and the data processing system are connected to the power generation device to ensure uninterrupted security inspection work is supported in the field or in case of power failure.
6. The vehicle-mounted perspective scanning rapid security inspection device for the container or the truck as claimed in any one of claims 1 to 5, wherein the retractable mechanical arm comprises a vertical arm, a horizontal arm and a folding mechanism; the vertical arm and the horizontal arm are connected through a folding mechanism so that the vertical arm and the horizontal arm are overlapped and stored on the moving mechanism in a storage state; the horizontal arm is mounted on the moving mechanism.
7. The vehicle-mounted perspective scanning rapid security inspection device for the container or truck according to claim 6, wherein the retractable mechanical arm further comprises a lifting mechanism; the horizontal arm is installed on the moving mechanism through the lifting mechanism so as to adjust the height and the rotating angle of the horizontal arm.
8. The vehicle-mounted perspective scanning rapid security inspection device for the container or truck according to claim 6, wherein the retractable mechanical arm further comprises a weight block; the balancing weight and the vertical arm are respectively arranged at two ends of the horizontal arm to ensure the balance of the moving mechanism.
9. The vehicle-mounted perspective scanning rapid security inspection device for the container or truck according to claim 6, wherein the horizontal arm is further provided with a temperature adjusting pipe.
10. The vehicle-mounted perspective scanning rapid security inspection device for the container or truck according to any one of claims 1 to 5, wherein the moving mechanism is a motor vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021459171.8U CN212872940U (en) | 2020-07-22 | 2020-07-22 | Vehicle-mounted container or truck perspective scanning rapid security inspection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021459171.8U CN212872940U (en) | 2020-07-22 | 2020-07-22 | Vehicle-mounted container or truck perspective scanning rapid security inspection device |
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| CN212872940U true CN212872940U (en) | 2021-04-02 |
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| CN202021459171.8U Active CN212872940U (en) | 2020-07-22 | 2020-07-22 | Vehicle-mounted container or truck perspective scanning rapid security inspection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115291287A (en) * | 2022-09-29 | 2022-11-04 | 北京紫方启研科技有限公司 | Vehicle-mounted security inspection system |
| CN115616008A (en) * | 2021-07-13 | 2023-01-17 | 同方威视技术股份有限公司 | Arm support, mobile radiation detection equipment, acceptance inspection system and security inspection method |
| WO2023125084A1 (en) * | 2021-12-30 | 2023-07-06 | 同方威视科技（北京）有限公司 | Mobile radiation inspection equipment and mobile radiation inspection system |
| WO2023125131A1 (en) * | 2021-12-30 | 2023-07-06 | 同方威视科技（北京）有限公司 | Radiation inspection system |
| WO2023232285A1 (en) * | 2022-06-01 | 2023-12-07 | Caterpillar Sarl | System and method for detecting truck damage |
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2020
- 2020-07-22 CN CN202021459171.8U patent/CN212872940U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115616008A (en) * | 2021-07-13 | 2023-01-17 | 同方威视技术股份有限公司 | Arm support, mobile radiation detection equipment, acceptance inspection system and security inspection method |
| CN115616008B (en) * | 2021-07-13 | 2023-12-15 | 同方威视技术股份有限公司 | Arm support, mobile radiation detection equipment, acceptance system and security inspection method |
| WO2023125084A1 (en) * | 2021-12-30 | 2023-07-06 | 同方威视科技（北京）有限公司 | Mobile radiation inspection equipment and mobile radiation inspection system |
| WO2023125131A1 (en) * | 2021-12-30 | 2023-07-06 | 同方威视科技（北京）有限公司 | Radiation inspection system |
| WO2023232285A1 (en) * | 2022-06-01 | 2023-12-07 | Caterpillar Sarl | System and method for detecting truck damage |
| CN115291287A (en) * | 2022-09-29 | 2022-11-04 | 北京紫方启研科技有限公司 | Vehicle-mounted security inspection system |
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