Abstract: A radiographic inspection device and a method of inspecting an object are provided. The radiographic inspection device includes: a support frame, where an inspection space applicable to inspect an object is formed within the support frame, and the inspection space has an entrance and an exit which are connecting to an outside; a transfer channel applicable to carry the object to move through the inspection space; a first shielding curtain and a second shielding curtain respectively mounted at the entrance and the exit; and a driving mechanism mounted on the support frame and configured to drive at least one of the first shielding curtain and the second shielding curtain to move, in response to the object getting close to or moving away from at least one of the entrance and the exit, so as to open or close the at least one of the entrance or the exit.

Abstract: An automatically tray feeding device includes: at least one conveying mechanism configured to convey a tray at different heights; at least one lifting mechanism configured to move the tray on a conveying mechanism at a first height to a conveying mechanism at a second height different from the first height; and a sorting table frame configured to carry the at least one conveying mechanism and the at least one lifting mechanism.

Abstract: Disclosed is a support frame (1) of a CT imaging system, including: a connection flat plate portion (10); a support body portion (20) disposed on the connection flat plate portion (10); an X-ray source installation reference portion (30) disposed on the connection flat plate portion (10); an electrical installation portion (40); a cooling component installation portion (50); and a through hole (60), wherein the through hole is surrounded by the support body portion (20), the X-ray source installation reference portion (30), the electrical installation portion (40) and the cooling component installation portion (50), and the through hole penetrates the connection body portion (10). The connection flat plate portion (10), the support body portion (20), the X-ray source installation reference portion (30), the electrical installation portion (40) and the cooling component installation portion (50) are integrally formed.

Abstract: A shielding structure of the safety inspection equipment includes a first carbon fiber layer, a polyurethane layer and a second carbon fiber layer, which are sequentially stacked to be configured as a shielding channel with two opened ends. The second carbon fiber layer is an outer layer of the shielding channel. The first carbon fiber layer and the second carbon fiber layer are made of carbon fiber materials. The polyurethane layer is made of polyurethane materials.

Abstract: An automatically tray feeding device includes: at least one conveying mechanism configured to convey a tray at different heights; at least one lifting mechanism configured to move the tray on a conveying mechanism at a first height to a conveying mechanism at a second height different from the first height; and a sorting table frame configured to carry the at least one conveying mechanism and the at least one lifting mechanism.

Abstract: A shielding structure of the safety inspection equipment includes a first carbon fiber layer, a polyurethane layer and a second carbon fiber layer, which are sequentially stacked to be configured as a shielding channel with two opened ends. The second carbon fiber layer is an outer layer of the shielding channel. The first carbon fiber layer and the second carbon fiber layer are made of carbon fiber materials. The polyurethane layer is made of polyurethane materials.

Abstract: The present disclosure relates to a shield cover for a radiation source machine and a security inspection apparatus. The shield cover for a radiation source machine comprises: a frame body provided with a receiving chamber for receiving the radiation source machine, an end opening and an ray exit through which rays are emitted out from the radiation source machine; an end cover disposed at the end opening of the frame body and provided with a sealed chamber communicating with the receiving chamber; and a connecting member disposed between the end cover and the frame body and provided with an opening for communicating the sealed chamber of the end cover with the receiving chamber of the frame body, and the end cover being movably connected to the frame body by the connecting member such that a distance of the end cover from the end opening of the frame body is adjustable.

Abstract: The present disclosure relates to a shield cover for a radiation source machine and a security inspection apparatus. The shield cover for a radiation source machine comprises: a frame body provided with a receiving chamber for receiving the radiation source machine, an end opening and an ray exit through which rays are emitted out from the radiation source machine; an end cover disposed at the end opening of the frame body and provided with a sealed chamber communicating with the receiving chamber; and a connecting member disposed between the end cover and the frame body and provided with an opening for communicating the sealed chamber of the end cover with the receiving chamber of the frame body, and the end cover being movably connected to the frame body by the connecting member such that a distance of the end cover from the end opening of the frame body is adjustable.

Abstract: The present invention provides a standing wave electron linear accelerator comprising a modulator and a magnetron for producing radio frequency microwaves; a plurality of accelerating tubes for accelerating electrons; a microwave transmission system for feeding the microwaves into the plurality of accelerating tubes; a plurality of electron guns for emitting electron beams into the plurality of accelerating tubes; a plurality of targets impinged by the electrons from a plurality of accelerating tubes to form continuous spectrums of X-rays; a plurality of shielding devices for shielding the continuous spectrums of X-rays generated by the targets; and a microwave distributor disposed adjacent to the end of the microwave transmission system, wherein the microwave distributor has a microwave inlet and a plurality of microwave outlets for distributing the microwaves in the microwave transmission system into the accelerating tubes.

Abstract: A mobile inspection system comprises: a stand; a ray source mounted to the stand and configured to generate a ray; a substantially inverted L-shaped detector beam comprising a horizontal detector beam portion and an upright detector beam portion connected to one end of the horizontal detector beam portion; a plurality of detectors configured to receive the ray emitted from the ray source, the plurality of detectors being disposed to at least one of the horizontal detector beam portion and the upright detector beam portion; and a drive device disposed to the stand, connected with the other end of the horizontal detector beam portion, and configured to drive the detector beam to rotate around an upright axis, wherein the ray source and the detector beam rotate synchronously.

Abstract: The present invention discloses a vehicle inspection system, comprising: an inspection passage; a vehicle dragging system arranged in the inspection passage, wherein the vehicle dragging system comprises a first dragging means and a second dragging means, which are sequentially arranged along a vehicle dragging direction, and in the vehicle dragging direction, the first dragging means is arranged at the upstream of the second dragging means, and a separating section is arranged between the first dragging means and the second dragging means, so that the first dragging means and the second dragging means are separated by a preset distance in the vehicle dragging direction; and a radiographic inspection system, wherein at least a part of paths of the beams of the radiographic inspection system passes through the separating section between the first dragging means and the second dragging means.

Abstract: The present invention provides a standing wave electron linear accelerator comprising a modulator and a magnetron for producing radio frequency microwaves; a plurality of accelerating tubes for accelerating electrons; a microwave transmission system for feeding the microwaves into the plurality of accelerating tubes; a plurality of electron guns for emitting electron beams into the plurality of accelerating tubes; a plurality of targets impinged by the electrons from a plurality of accelerating tubes to form continuous spectrums of X-rays; a plurality of shielding devices for shielding the continuous spectrums of X-rays generated by the targets; and a microwave distributor disposed adjacent to the end of the microwave transmission system, wherein the microwave distributor has a microwave inlet and a plurality of microwave outlets for distributing the microwaves in the microwave transmission system into the accelerating tubes.

Abstract: A mobile inspection system comprises: a stand; a ray source mounted to the stand and configured to generate a ray; a substantially inverted L-shaped detector beam comprising a horizontal detector beam portion and an upright detector beam portion connected to one end of the horizontal detector beam portion; a plurality of detectors configured to receive the ray emitted from the ray source, the plurality of detectors being disposed to at least one of the horizontal detector beam portion and the upright detector beam portion; and a drive device disposed to the stand, connected with the other end of the horizontal detector beam portion, and configured to drive the detector beam to rotate around an upright axis, wherein the ray source and the detector beam rotate synchronously.

Abstract: The present invention discloses a vehicle inspection system, comprising: an inspection passage; a vehicle dragging system arranged in the inspection passage, wherein the vehicle dragging system comprises a first dragging means and a second dragging means, which are sequentially arranged along a vehicle dragging direction, and in the vehicle dragging direction, the first dragging means is arranged at the upstream of the second dragging means, and a separating section is arranged between the first dragging means and the second dragging means, so that the first dragging means and the second dragging means are separated by a preset distance in the vehicle dragging direction; and a radiographic inspection system, wherein at least a part of paths of the beams of the radiographic inspection system passes through the separating section between the first dragging means and the second dragging means.

Abstract: A detection apparatus comprises a freely-movable integral framework provided with front wheels and rear wheels, characterized in that, a control portion and a scan portion, and a driving mechanism driving said framework to move are provided on said framework, wherein said framework is provided with a first interface for connecting to external power, so that said detection apparatus is driven by external power via the driving mechanism to perform detection while conducting detection on site, and wherein the semitrailer for mounting the framework is provided with a second interface connectable to a traction apparatus so as to connect the detection apparatus and the traction apparatus while carrying out site-changing transportation. Said detection apparatus is not affected by the alteration of the emission standards, has low failure rate and maintenance cost, has zero emission in the detection state, and is pollution-free.

Abstract: An arm-folding mechanism for use in a vehicle-mounted radiation imaging system. The vehicle includes a vehicle body behind a driving cab. The vehicle body includes a generator cabin and a control cabin. The arm-folding mechanism includes a vertical detection arm, a main arm frame, and a hinged mechanism hingedly connecting the vertical detection arm with the main arm frame. The hinged mechanism includes: a first connection arrangement having a free end and a fixed end fixedly connected with or integral with the main arm frame; a second connection arrangement fixedly connected with the vertical detection arm; and an intermediate arrangement connecting the first connection arrangement with the second connection arrangement so that the vertical detection arm can rotate relative to the main arm frame. The bottom of the first connection arrangement is at the same level as or above the bottom of the main arm frame.

Abstract: An arm-folding mechanism for use in a vehicle-mounted radiation imaging system. The vehicle includes a vehicle body behind a driving cab. The vehicle body includes a generator cabin and a control cabin. The arm-folding mechanism includes a vertical detection arm, a main arm frame, and a hinged mechanism hingedly connecting the vertical detection arm with the main arm frame. The hinged mechanism includes: a first connection arrangement having a free end and a fixed end fixedly connected with or integral with the main arm frame; a second connection arrangement fixedly connected with the vertical detection arm; and an intermediate arrangement connecting the first connection arrangement with the second connection arrangement so that the vertical detection arm can rotate relative to the main arm frame. The bottom of the first connection arrangement is at the same level as or above the bottom of the main arm frame.

Abstract: An arm-folding mechanism for use in a vehicle-mounted radiation imaging system. The vehicle includes a vehicle body behind a driving cab. The vehicle body includes a generator cabin and a control cabin. The arm-folding mechanism includes a vertical detection arm, a main arm frame, and a hinged mechanism hingedly connecting the vertical detection arm with the main arm frame. The hinged mechanism includes: a first connection arrangement having a free end and a fixed end fixedly connected with or integral with the main arm frame; a second connection arrangement fixedly connected with the vertical detection arm; and an intermediate arrangement connecting the first connection arrangement with the second connection arrangement so that the vertical detection arm can rotate relative to the main arm frame. The bottom of the first connection arrangement is at the same level as or above the bottom of the main arm frame.

Abstract: The present invention discloses a mobile cantilever door-type container inspection system, in the art of radiation scanning imaging inspection technology. The system according to the present invention comprises a moveable scanning apparatus formed by a scanning frame and a remote control device, wherein the scanning frame comprises a radiation source and some detectors, wherein the radiation source or an apparatus cabin wherein the radiation source is disposed is connected with an L-shaped cantilever structure to form a door-type scanning frame, wherein beneath the radiation source or the apparatus cabin wherein the radiation source is disposed are provided with rollers that can reciprocatingly move on rails and are controlled by drive means. The detectors are disposed in a cross beam and a vertical beam of the cantilever structure of the door-type scanning frame. Rays of the radiation source are right in alignment with rows of detectors in the cantilever structure.

Abstract: A vehicle-carried radiation inspection system has a simple structure with advantages of convenient operation, little scanning blind area and reliable safety performance. The system includes a loading vehicle, a lifting device mounted to the loading vehicle and a radiation scanning inspection device fixedly mounted to the lifting device so as to ascend/descend together with the lifting device. The lifting device is configured to enable the lifting device and the radiation scanning inspection device as a whole to be apart from the ground by a predetermined safety distance when the loading vehicle is moving, and to enable the minimum distance therebetween during inspection to be less than the predetermined safety distance. The radiation scanning inspection device may be switched between higher and lower positions as required with the ascending/descending of its combination with the lifting device.