CN106596599B - Safety detection system - Google Patents
Safety detection system Download PDFInfo
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- CN106596599B CN106596599B CN201611206488.9A CN201611206488A CN106596599B CN 106596599 B CN106596599 B CN 106596599B CN 201611206488 A CN201611206488 A CN 201611206488A CN 106596599 B CN106596599 B CN 106596599B
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- transmission
- assembly
- drive
- upright post
- assemblies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/33—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts
- G01N2223/3303—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts object fixed; source and detector move
Abstract
The invention provides a safety detection system, which comprises a ray source, a detection frame and a dragging device, wherein a detection area is formed between the ray source and the detection frame, the dragging device is connected with and drags the detection frame to move along a preset track.
Description
Technical Field
The invention relates to the technical field of safety detection equipment, in particular to a combined safety detection system.
Background
Due to the rapid development of container truck radiation imaging technology, container type safety detection equipment is widely used at present, and mainly comprises fixed type, combined type and vehicle type detection systems according to different scanning modes. The fixed detection system is characterized in that the ray source device and the detector device are fixed, the vehicle to be detected is dragged through the detection channel by the dragging device, the detection mode is adopted for detection, the acquired system image quality is good, but the detection efficiency is low, the occupied space of the detection system is large, and the applicability is poor. The combined detection system is characterized in that the radiation source device and the detector device are arranged on the gantry frame, the gantry frame can linearly reciprocate around a vehicle to be detected through the dragging device, scanning detection of the detected truck is completed, compared with a fixed type detection system, the combined type detection system changes the vehicle to be detected dragging 60-80 tons into detection equipment dragging less than 10 tons, and the two scanning detection can be carried out through the reciprocation of the gantry frame, so that the detection efficiency of the combined detection system is high, and the occupied space is small.
In the prior art, the upright posts on two sides of the gantry frame of the combined detection system are driven by different driving devices to slide along the track, so that the gantry frame can movably scan and detect the vehicle to be detected. Because two stands are driven independently respectively, the slide steel wheel of both sides stand bottom is in the gliding in-process on the track, and the resistance that both sides wheelset received is different, can make the stand of both sides appear moving asynchronous condition, and the vibration leads to the detected signal noise that obtains big between the wheel track in addition, influences and detects imaging quality, also damages the part easily simultaneously.
Disclosure of Invention
According to the embodiment of the invention, the safety detection system can solve the problems that in the prior art, as the upright posts at two sides of the detection frame are driven by different motors, the upright posts at two sides of the detection frame cannot synchronously move and the detection frame vibrates on a track, so that the noise of detection signals obtained from the detection frame is large and the detection imaging is influenced.
According to one aspect of the present invention, there is provided a safety inspection system comprising a radiation source, an inspection frame and a dragging device, wherein an inspection area is formed between the radiation source and the inspection frame, and the dragging device is connected to and drags the inspection frame to move along a predetermined track; the dragging device comprises a driving assembly, one or more groups of first transmission assemblies and one or more groups of second transmission assemblies; the first transmission assemblies are arranged and connected with the first upright, the second transmission assemblies are arranged and connected with the second upright, and all the first transmission assemblies and all the second transmission assemblies are synchronously driven by the same driving assembly, so that the first upright and the second upright synchronously drive the detection frame to move from one end to the other end of the object to be detected.
According to one aspect of the invention, the device further comprises a transmission member, wherein one side of the detection area is connected with and drives the one or more groups of first rotating assemblies, the other side of the detection area is connected with and drives the one or more groups of second rotating assemblies, and the transmission member is connected with and driven by the driving assembly so as to enable all the first transmission assemblies and all the second transmission assemblies to synchronously move.
According to one aspect of the invention, the drive assembly includes a motor, an output shaft of which is connected to the transmission member.
According to one aspect of the invention, the first transmission assembly and the second transmission assembly each comprise a synchronous toothed belt wheel and a synchronous toothed belt, the synchronous toothed belt wheels drive the synchronous toothed belt to move along the preset track, and the first upright post and the second upright post are respectively arranged on the corresponding synchronous toothed belt; the transmission member comprises a transmission shaft, the synchronous toothed belt wheel of the first transmission assembly and the synchronous toothed belt wheel of the second transmission assembly are respectively connected with the transmission shaft, and the output shaft of the motor drives the synchronous toothed belt wheel to synchronously rotate through the transmission shaft, so that the first upright post and the second upright post synchronously move along the preset track.
According to one aspect of the invention, the first and second transmission assemblies each comprise a support slider, and the first and second uprights are respectively connected to the respective synchronous toothed belts by means of the respective support sliders.
According to one aspect of the invention, the first and second drive assemblies each include a mounting rail that is routed along the predetermined trajectory, and the support slider is movably mounted on and moves along the respective mounting rail.
According to one aspect of the invention, the support slider has a recess, and the mounting rail is provided with a protrusion matching the recess.
According to one aspect of the invention, the corresponding supporting sliding blocks of the first transmission assembly and the second transmission assembly are provided with sliding block mounting plates, and the first upright post and the second upright post are respectively detachably connected with the corresponding sliding block mounting plates.
According to one aspect of the invention, the mounting rail is fixedly arranged on the rail mounting plate.
According to one aspect of the invention, the radiation source is mounted on a third transmission assembly, and the motor is connected through a transmission shaft of the transmission member and drives the third transmission assembly to synchronously move with the first transmission assembly and the second transmission assembly.
According to one aspect of the invention, the third transmission assembly comprises the same components as the first transmission assembly and/or the second transmission assembly, and a transmission shaft of the transmission components is connected with and drives a corresponding synchronous toothed belt wheel of the third transmission assembly so as to enable the first ray source and the detection frame to synchronously move along the mounting track.
According to one aspect of the invention, the drive shaft includes a multi-segment detachably connected shaft body portion.
According to one aspect of the invention, the drive shaft further comprises a bearing assembly that supports and rotates the drive shaft.
According to one aspect of the invention, the motor drives both sets of the first transmission assembly and both sets of the second transmission assembly simultaneously.
According to one aspect of the invention, the detection frame is provided with an array detector.
According to one aspect of the invention, a second radiation source is also mounted on the detection frame, and the second radiation source is arranged corresponding to the array detector.
In summary, in the safety monitoring system of the invention, the first upright post and the second upright post of the detection frame are respectively provided with two sides of the detection area, the dragging device comprises a driving component, a first transmission component and a second transmission component, one or more groups of first transmission components are correspondingly connected with and drive the first upright post, one or more groups of second transmission components are correspondingly connected with and drive the second upright post, and all the first transmission components and all the second transmission components are connected with and synchronously driven by the same driving component, so that the first upright post and the second upright post correspondingly arranged on the first transmission component and the second transmission component are driven to synchronously move, the detection frame can stably run, and the problem of large noise of the acquired detection signal caused by asynchronous movement of the upright posts at two sides of the detection frame is effectively solved.
Drawings
The invention will be better understood from the following description of specific embodiments thereof, taken in conjunction with the accompanying drawings, in which:
other features, objects and advantages of the present invention will become more apparent upon reading the following detailed description of non-limiting embodiments thereof, taken in conjunction with the accompanying drawings in which like or similar reference characters designate the same or similar features.
FIG. 1 is a schematic diagram of a security detection system mounting assembly of the present invention;
FIG. 2 is a schematic view of the A-direction view of FIG. 1;
fig. 3 is an enlarged partial schematic view of the post and drive assembly of fig. 1 mounted at B.
In the figure, 1: a motor; 2: a radiation source; 3: a detector; 4: a transmission shaft; 5: synchronous toothed belt wheels; 6: a synchronous toothed belt; 7: a support slider; 8: a slider mounting plate; 9: a lane; 10: a mounting rail; 11: a track mounting plate; 12: a detection frame; 121: a first upright; 122: and a second upright.
Detailed Description
Features and exemplary embodiments of various aspects of the invention are described in detail below. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention and not to limit the scope of the invention, i.e. the invention is not limited to the described preferred embodiments, which are defined by the claims. In the drawings and the following description, at least some well-known structures and techniques have not been shown in order to avoid unnecessarily obscuring the present invention. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Fig. 1 and 2 schematically illustrate a mounting assembly for a security detection system in accordance with an embodiment of the present invention. The safety detection system is assembled into the safety detection equipment assembly, and can be used for reciprocating scanning detection of a fixed object to be detected.
Referring to fig. 1 and 2, taking container truck safety detection equipment as an example for illustration, the safety detection system of the invention comprises a radiation source 2, a detection frame 12 and a dragging device, a detection area is formed between the radiation source 2 and the detection frame 12, the dragging device is connected with and drags the detection frame 12 to move along a preset track, the detection frame 12 comprises a first upright 121 and a second upright 122, the first upright 121 and the second upright 122 are respectively arranged at two sides of the detection area, the dragging device comprises a driving component, one or more groups of first driving components and one or more groups of second driving components, the one or more groups of first driving components are correspondingly arranged and connected with the first upright 121, the one or more groups of second driving components are correspondingly arranged and connected with the second upright 122, and all the first driving components and all the second driving components are synchronously driven by the same driving component, so that the first upright 121 and the second upright 122 synchronously drive the detection frame 12 to move from one end to the other end of the truck to be detected. The radiation source 2 is used for emitting a detection signal penetrating through an object to be detected, the detection frame 12 is provided with a detector 3 corresponding to the radiation source 2 and used for receiving detection rays emitted by the radiation source 2, processing the detection signal and sending a feedback signal, so that safety detection of a truck to be detected can be realized.
In operation, the lane 9 is laid according to the predetermined track of the detection frame 12, the truck to be detected is stopped on the lane 9, the first upright post 121 and the second upright post 122 of the detection frame 12 are respectively erected on two sides of the lane 9, and all transmission assemblies corresponding to the first upright post 121 and the second upright post 122 can be synchronously driven by the same driving assembly to synchronously drive the first upright post 121 and the second upright post 122, so that the detection frame 12 is driven to move stably along the predetermined track, the detection frame 12 can receive stable detection signals, the problem that the detection imaging is affected due to the fact that the upright post movements on two sides of the detection frame 12 are not synchronous or are not aligned in the moving process along the predetermined track in the prior art is effectively solved, specifically, the driving assembly can be arranged on one side of the first transmission assembly or on one side of the second transmission assembly, or can be arranged between the two sides of the first transmission assembly, so long as the synchronous driving assembly can be synchronously driven, the detection frame 12 adopts the portal frame structure form within the protection scope of the invention, and the detection frame 12 can be integrally formed or can be separately assembled according to the situation of the protection of the invention, and the structure of the detection frame can be adjusted in the practical direction according to the actual structure of the detection frame.
Therefore, the same driving assembly synchronously drives the transmission assemblies at two sides of the detection area so as to drive the two upright posts (the fingers 121 and 122, the same applies below) to synchronously move along the track, so that the stable operation of the detection frame 12 is realized, the vibration and the operation noise are eliminated to a great extent, stable detection signals and detection imaging are obtained, and the accuracy of detection results is improved.
In addition, the system also comprises a transmission component, one side of the detection area is connected with and drives one or more groups of first transmission components, the other side of the detection area is connected with and drives one or more groups of second transmission components, and the transmission component is connected with and driven by the driving component so as to enable all the first transmission components and all the second transmission components to synchronously move. The driving assembly can drive all the first driving assemblies and all the second driving assemblies on two sides of the detection area simultaneously through the driving assembly, so that the stand columns on two sides of the detection area can be driven to synchronously operate, and the overall stable operation of the detection frame 12 is realized.
The driving assembly includes a motor 1, an output shaft of the motor 1 is connected with a transmission member, specifically, a motor of a corresponding model can be selected according to actual needs, and the driving assembly is not limited herein, as long as the motor 1 can simultaneously drive all first assemblies and second assemblies in the system to synchronously move.
Referring to fig. 3, the first transmission assembly and the second transmission assembly both include a synchronous toothed belt wheel 5 and a synchronous toothed belt 6, the synchronous toothed belt wheel 5 drives the synchronous toothed belt 6 to move along a predetermined track, and a first upright post 121 and a second upright post 122 are respectively arranged on the corresponding synchronous toothed belt 6; wherein, the transmission component includes transmission shaft 4, and the synchronous toothed belt wheel 5 of first drive assembly and the synchronous toothed belt wheel 5 of second drive assembly all connect transmission shaft 4 respectively, and the output shaft of motor 1 passes through transmission shaft 4 drive synchronizing wheel 5 synchronous rotation, and synchronous toothed belt 6 drives first stand 121 and second stand 122 along predetermined orbit synchronous motion. The gear rail type transmission for the existing security inspection equipment is replaced by the gear engagement transmission between the synchronous gear belt wheel 5 and the synchronous gear belt 6, and the gear engagement belt wheel transmission mode has the advantages of compact structure, high transmission efficiency and stable transmission, a sliding seat with the length of more than 3 meters and approximately 2 tons for a steel wheel is omitted, the load of a dragging device is reduced, the occupied area is reduced, and the total cost of the security inspection equipment is reduced to a great extent.
Furthermore, the first and second transmission assemblies each comprise a supporting slider 7, and the first and second uprights 121 and 122 are each connected to a respective timing belt 6 by means of a respective supporting slider 7. The slide block 7 plays a role in connection and fixation, and the two upright posts are connected with corresponding belt wheels (the fingers 5 and 6, the same applies below) at the bottom through the support slide block 7, so that the upright posts are fixed relative to the belt wheels, and when the motor 1 drives the synchronous toothed belt wheels 5 and the synchronous toothed belt 6 at two sides of the detection area to synchronously move along the track along with the corresponding belt wheels, the two upright posts also synchronously move along with the track, so that the detection frame 12 stably moves.
In addition, the first transmission assembly and the second transmission assembly each include a mounting rail 10, the mounting rails 10 being laid along a predetermined trajectory direction, and the supporting sliders 7 being movably mounted on the corresponding mounting rails 10 and moving along the mounting rails 10. The mounting rail 10 is fixed relative to the ground, the supporting slide blocks 7 and the mounting rail 10 form a movable connection relationship, and the toothed belt 6 drives the supporting slide blocks 7 to move relative to the mounting rail 10 at two sides of a detection area, so that synchronous and stable movement of the stand columns at two sides can be realized.
Further, the mounting rail 10 is provided with a groove, the supporting slide block 7 is provided with a protrusion matched with the groove, and the supporting slide block 7 can realize reciprocating motion along the groove of the mounting rail 10 through the movable connection relation of the matched groove and the protrusion.
The corresponding supporting sliding blocks 7 of the first transmission assembly and the second transmission assembly are provided with sliding block mounting plates 8, and the first upright post 121 and the second upright post 122 are respectively detachably connected with the corresponding sliding block mounting plates 8. The slider mounting plates 8 are arranged at the bottoms of the stand columns, the stand columns form a fixedly connected structural relationship with the supporting sliders 7 through the slider mounting plates 8, the installation and the disassembly are convenient, and when the supporting sliders 7 reciprocate relative to the mounting rails 10, the two stand columns reciprocate relative to the mounting rails 10.
Meanwhile, the mounting rail 10 is fixedly provided on the rail mounting plate 11. In practice, since the mounting environments have different degrees of soil softness, the rail mounting plates 11 are required, and the mounting rails 10 are mounted on the ground by the rail mounting plates 11, so that the mounting rails 10 are kept in a horizontally straight state, and the detection frame 12 can be further operated stably.
In addition, the device also comprises a third transmission assembly, the first ray source 2 is arranged on the third transmission assembly, and the motor 1 is connected with and drives the third transmission assembly to synchronously move with the first transmission assembly and the second transmission assembly through a transmission shaft 4 of the transmission member. The radiation source 2 is arranged on the third transmission assembly, and the motor 1 is connected with and drives all the first transmission assembly, the second transmission assembly and the third transmission assembly through the transmission shaft 4, so that the radiation source 2 and the detection frame 12 synchronously and stably move.
The third transmission assembly comprises the same components as the first transmission assembly and/or the second transmission assembly, and the transmission shafts 4 of the transmission components are connected with and drive the corresponding synchronous toothed pulleys 5 of the third transmission assembly so as to enable the first radiation source 2 and the detection frame 12 to synchronously move along the mounting track 10. The third transmission assembly for installing the first radiation source 2 has the same structure as the first transmission assembly and/or the second transmission assembly for installing two upright posts, and is more beneficial to realizing synchronous operation of the radiation source 2 and the detection frame 12. Meanwhile, the method is convenient for mass processing, manufacturing and installation of production, and reduces the production cost.
The drive shaft 4 comprises a multi-segment detachably connected shaft body portion, and the safety inspection system further comprises a bearing assembly which supports and rotates the drive shaft 4. According to the demand of check out test set, transmission shaft 4 establishes multistage detachable connection's axis body part and is convenient for install and dismantle, has also avoided transmission shaft 4 too long production and too big moment of torsion to influence the transmission effect.
The detection frame 12 is provided with an array detector 3 which can be used to receive signals and store and process signal data. Further, the second radiation source 2 is mounted on the detection frame 12 so as to be disposed in correspondence with the array detector 3. Specifically, the second radiation source 2 and the array detector 3 on the detection frame 12 can form the detection frame 12, when the detection frame 12 runs back and forth along the track relative to the truck to be detected, the scanning detection of the truck to be detected is realized, the radiation source 2 and the array detector 3 are simultaneously arranged on the detection frame 12, and the synchronous running of the radiation source 2 and the array detector 3 can be realized as long as the detection frame 12 moves, so that the detection area is more stable, and meanwhile, the first radiation source 2 is combined to form the security inspection equipment of multiple radiation sources, so that the security detection efficiency can be further improved.
It should be noted that, in the preferred scheme of this embodiment, the motor 1 is connected and drives 2 groups of first transmission assemblies and 2 groups of second rotation assemblies to synchronously move in the safety detection system, wherein, 2 groups of first transmission assemblies are arranged on one side of the detection area to drive the first upright to operate, and 2 groups of second transmission assemblies are arranged on the other side of the detection area to drive the second upright to operate. The transmission efficiency of the first transmission assembly and the second transmission assembly which are arranged in each group is optimal, and the running stability and the cost economy are considered.
In summary, according to the safety monitoring system provided by the invention, all the transmission components on two sides of the detection area are driven by the same motor 1 to synchronously operate, and the upright posts (121 and 122) on two sides are correspondingly driven to synchronously operate, so that the detection area formed by the ray source 2 and the detector 3 can be subjected to stable reciprocating scanning detection relative to a truck to be detected, the problems of inaccurate guidance and high noise caused by the fact that the upright posts on two sides of the detection frame 12 are driven by different motors are effectively solved, the detection imaging quality is improved, and the accuracy of a detection result is further improved; meanwhile, the system of the invention has compact structure, adopts the transmission mode of the synchronous toothed belt wheel 5 and the synchronous toothed belt 6, has high transmission efficiency, reduces the weight of the dragging device, reduces the occupied area and has wide application range.
The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Also, different technical features presented in different embodiments may be combined to achieve advantageous effects. Other variations to the disclosed embodiments can be understood and effected by those skilled in the art in view of the drawings, the description, and the claims.
Claims (9)
1. A safety detection system comprises a ray source, a detection frame and a dragging device, wherein a detection area is formed between the ray source and the detection frame, the dragging device is connected with and drags the detection frame to move along a preset track,
the detection frame comprises a first upright post and a second upright post, and the first upright post and the second upright post are respectively arranged at two sides of the detection area;
the dragging device comprises a driving assembly, one or more groups of first transmission assemblies and one or more groups of second transmission assemblies;
the one or more groups of first transmission assemblies are correspondingly arranged and connected with the first upright post, the one or more groups of second transmission assemblies are correspondingly arranged and connected with the second upright post, and all the first transmission assemblies and all the second transmission assemblies are synchronously driven by the same driving assembly, so that the first upright post and the second upright post synchronously drive the detection frame to move from one end to the other end of an object to be detected;
the device further comprises a transmission component, wherein one side of the detection area is connected with and drives one or more groups of first rotating assemblies, the other side of the detection area is connected with and drives one or more groups of second transmission assemblies, and the transmission component is connected with and driven by the driving assembly so as to enable all the first transmission assemblies and all the second transmission assemblies to synchronously move;
the driving assembly comprises a motor, and an output shaft of the motor is connected with the transmission member;
the first transmission assembly and the second transmission assembly both comprise synchronous toothed pulleys and synchronous toothed belts, the synchronous toothed pulleys drive the synchronous toothed belts to move along the preset track, and the first upright posts and the second upright posts are respectively arranged on the corresponding synchronous toothed belts;
the transmission member comprises a transmission shaft, the synchronous toothed belt wheel of the first transmission assembly and the synchronous toothed belt wheel of the second transmission assembly are respectively connected with the transmission shaft, and an output shaft of the motor drives the synchronous toothed belt wheel to synchronously rotate through the transmission shaft so that the first upright post and the second upright post synchronously move along the preset track;
the first transmission assembly and the second transmission assembly comprise supporting sliding blocks, and the first upright post and the second upright post are respectively connected to the corresponding synchronous toothed belt through the corresponding supporting sliding blocks;
the transmission shaft comprises a plurality of sections of detachably connected shaft body parts;
the device also comprises a bearing assembly, wherein the bearing assembly supports and enables the transmission shaft to rotate;
and an array detector is arranged on the detection frame.
2. The safety inspection system of claim 1, wherein the first and second drive assemblies each include a mounting rail, the mounting rails being routed along the predetermined trajectory, the support blocks being movably mounted on and moving along the respective mounting rails.
3. The safety inspection system of claim 2 wherein the support slide has a recess and the mounting rail has a protrusion thereon that mates with the recess.
4. A safety inspection system according to claim 3, wherein the respective support sliders of the first and second drive assemblies are provided with slider mounting plates, and the first and second posts are detachably connected to the respective slider mounting plates.
5. The safety inspection system of claim 4, wherein the mounting rail is fixedly secured to the rail mounting plate.
6. The safety inspection system of claim 5, further comprising a third drive assembly having the first radiation source mounted thereon, the motor being coupled to and driving the third drive assembly through the drive shaft of the drive member in synchronous motion with the first and second drive assemblies.
7. The safety inspection system of claim 6, wherein the third drive assembly includes the same components as the first drive assembly and/or the second drive assembly, a drive shaft of the drive components being connected to and driving respective synchronized toothed pulleys of the third drive assembly to synchronize movement of the first radiation source and the inspection frame along the mounting track.
8. The safety inspection system of any one of claims 1-7 wherein the motor drives both sets of the first transmission assembly and both sets of the second transmission assembly simultaneously.
9. The safety inspection system of claim 1 wherein a second radiation source is also mounted on the inspection frame, the second radiation source being positioned in correspondence with the array detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611206488.9A CN106596599B (en) | 2016-12-23 | 2016-12-23 | Safety detection system |
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| CN201611206488.9A CN106596599B (en) | 2016-12-23 | 2016-12-23 | Safety detection system |
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| CN106596599A CN106596599A (en) | 2017-04-26 |
| CN106596599B true CN106596599B (en) | 2023-09-26 |
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| CN201611206488.9A Active CN106596599B (en) | 2016-12-23 | 2016-12-23 | Safety detection system |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107991712B (en) * | 2017-10-25 | 2024-03-19 | 深圳市日联科技有限公司 | Nanometer wave detecting system based on separation of people, vehicles and cabinets of Internet of things |
| CN110455838A (en) * | 2018-05-08 | 2019-11-15 | 清华大学 | Vehicle detection equipment and vehicle detecting system |
| CN114764070A (en) * | 2020-12-31 | 2022-07-19 | 同方威视技术股份有限公司 | Radiation inspection apparatus |
| CN115793079B (en) * | 2021-09-09 | 2024-04-09 | 同方威视技术股份有限公司 | Radiation inspection device |
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