CN105785464B - Container car vehicle body measuring method and container car body measuring system - Google Patents
Container car vehicle body measuring method and container car body measuring system Download PDFInfo
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- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
- G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
- G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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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
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Abstract
The invention discloses a kind of container car vehicle body measuring method, comprise the following steps：Step 1：When the cabinet of container car enters the pickup area of image collecting device, local pictures outside multiple cabinets are shot with predeterminated frequency by image collecting device, while the local X-ray photograph inside multiple cabinets is obtained with predeterminated frequency by X-ray imaging system；Step 2：Obtain the speed in random time section；Step 3：The exterior general image of cabinet is synthesized by multiple local pictures；Step 4：Synthesize the inside general image of cabinet；Step 5：The inside general image of the exterior general image of step 3 and step 4 is exported and contrasts display.It is an object of the invention to provide a kind of general image that can effectively obtain counter, and by the object accurate match in counter and cabinet, the container car vehicle body measuring method that the object of counter is accurately positioned and container car body measuring system.
Description
Technical field
The present invention relates to vehicle inspection field, specifically a kind of container car vehicle body measuring method and container car vehicle body
Measuring system.
Background technology
Chinese patent ZL201210196400.5 discloses a kind of X-ray container truck real-time perspective imaging system, the system
It can effectively realize the x-ray imaging display of the counter of container car.It is with energy-saving and environmental protection, safety, real-time, economy is real
Effect.
But system the problem of can not overcoming, is：1st, due to track distance and the limitation of environmental protection, X-ray imaging system
System can not possibly show the general image of counter in the state of vehicle speed variation, in vehicle in the container car under speed change state
Object form is easily deformed in terminal display device；2nd, since the limitation of track distance, optical imaging system also can not
It can disposably show the general image of the counter of vehicle, object and counter external image cannot be corresponded to accurately in counter, this
Sample staff's observing effect when being shown in terminal display device is not directly perceived enough.
Therefore in order to realize vehicle under speed change state, the accurate display of object form in counter, form inside and outside counter
Accurate contrast display, it is necessary to develop a kind of container car vehicle body measuring method and container car body measuring system.
The content of the invention
It is an object of the invention to provide a kind of general image that can effectively obtain counter, and by counter and cabinet
Object accurate match, is accurately positioned the object of counter, the counter that detection efficiency is high, accuracy of detection is high, detection result is good
Car vehicle body measuring method and container car body measuring system.
The present invention specific technical solution be：A kind of container car vehicle body measuring method, the method are imaged by X-ray
System and the image collecting device implementation installed in track side predeterminated position, comprise the following steps：
Step 1：When the cabinet of container car enters the pickup area of image collecting device, by image collecting device with pre-
If frequency shoots the local pictures outside multiple cabinets, while is obtained by X-ray imaging system with predeterminated frequency in multiple cabinets
The local X-ray photograph in portion；
Step 2：When opening the overlapping regions of local pictures according to arbitrary neighborhood two and judging adjacent two local pictures shooting
Time interval in speed；And obtain the speed in random time section；
Step 3：The exterior general image of cabinet is synthesized by multiple local pictures；
Step 4：The speed and multiple local X-ray photograph synthesis cabinets in random time section according to measured by step 2
Inside general image；
Step 5：The inside general image of the exterior general image of step 3 and step 4 is exported and contrasts display.
In above-mentioned container car vehicle body measuring method, the step 2 specifically includes：
S21：Obtain multiple characteristic points of two local pictures of adjacent time point shooting；
S22：Multiple characteristic points of two local pictures in S21 are compared, obtain multipair identical characteristic point；
S23：Multipair identical characteristic point according to S22 judges the overlapping region of two local pictures；
S24：Overlapping region according to measured by S23 judges the speed in the time interval of the adjacent time point；
S25：S21 is repeated to S24, and obtains the speed in random time section.
In above-mentioned container car vehicle body measuring method, the step 3 specifically includes：
Repeat S21 to S23 and obtain the arbitrary neighborhoods two of multiple local pictures to open the overlapping regions of local pictures, and according to this
Multiple local pictures are synthesized the exterior general image of cabinet by overlapping region.
In above-mentioned container car vehicle body measuring method, the step 4 specifically includes：
S41：The overlapping region of two local X-ray photographs of arbitrary neighborhood is judged according to the speed in random time section；
S42：Cabinet is synthesized according to the overlapping region of multiple local X-ray photographs and all two adjacent local X-ray photographs
The inside general image of body.
In above-mentioned container car vehicle body measuring method, the characteristic point is the spot on cabinet, the deformation on cabinet
The word and pattern of non-repeatability on point, cabinet.
In above-mentioned container car vehicle body measuring method, the default frequency of the X-ray imaging system and image collecting device
Rate is 20 times/min~30 time/min, and the image collector is set to camera or camera.
In above-mentioned container car vehicle body measuring method, further include：Cabinet by a laser TT＆C system to container car
Whether enter the pickup area of image collecting device and whether cabinet is sentenced by the pickup area of image collecting device completely
It is disconnected；
The wherein described laser TT＆C system includes being arranged on the transmitting terminal of the survey of track one and is arranged on track opposite side
Receiving terminal, the transmitting terminal are used for laser emission element of the transmitting perpendicular to the fan laser of horizontal plane for one, and described swashs
Light emitting unit includes body, is equipped with laser input channel in the body, one end of the laser input channel is equipped with
Laser head, the other end of the laser input channel are equipped with a wordline lens.
The invention also discloses a kind of container car body measuring system for being used for realization above-mentioned method, including for pre-
If frequency shoots the image collecting device of the local pictures of the cabinet of multiple container cars, for obtaining multiple cabinets with predeterminated frequency
The X-ray imaging system of internal local X-ray photograph, the server being connected with image collecting device and X-ray imaging system；
The server includes：
Control module, when the cabinet of container car enters the pickup area of image collecting device, passes through image collecting device
Local pictures outside multiple cabinets are shot with predeterminated frequency, while multiple cabinets are obtained with predeterminated frequency by X-ray imaging system
The local X-ray photograph in internal portion；
Speed measures module, and the overlapping region for opening local pictures according to arbitrary neighborhood two judges adjacent two parts
The speed in time interval during photograph taking；And obtain the speed in random time section；
Exterior general image synthesis module, the exterior general image of cabinet is synthesized by multiple local pictures；
Internal general image synthesis module, for the speed in the random time section according to measured by speed measure module
With the inside general image of multiple local X-ray photograph synthesis cabinets；
Output module, for being exported exterior general image and internal general image and contrasting display.
In above-mentioned container car body measuring system, speed measure module includes；
Characteristic point acquisition submodule, multiple characteristic points of two local pictures for obtaining the shooting of adjacent time point；
Same characteristic features point judging submodule, multiple features of two local pictures for adjacent time point to be shot click through
Row compares, and obtains multipair identical characteristic point；
Overlapping region judging submodule, for the multipair identical characteristic point obtained according to same characteristic features point judging submodule
Judge the overlapping region of two local pictures of adjacent time point shooting；
Speed measures submodule, during for judging that this is adjacent according to the obtained overlapping region of overlapping region judging submodule
Between speed in the time interval put；
Speed acquisition submodule, for controlling feature point acquisition submodule, same characteristic features point judging submodule, overlapping region
Judging submodule, speed measure submodule obtain the speed in random time section.
In above-mentioned container car body measuring system, the laser observing and controlling system entered and left for sensing cabinet is further included
System, the laser TT＆C system are connected with server, and the laser TT＆C system includes being arranged on the transmitting of the survey of track one
The receiving terminal of track opposite side is held and is arranged on, the transmitting terminal is used to launch and the fan laser of horizontal plane for one
Laser emission element, the laser emission element include body, and laser input channel is equipped with the body, and described swashs
One end of light input channel is equipped with laser head, and the other end of the laser input channel is equipped with a wordline lens.
Compared with prior art, the beneficial effects of the present invention are：
1st, this programme is applied in the inspection posts such as highway or charge station, can not be remote enough since place limits
The disposable general image for obtaining vehicle body of distance, therefore this programme uses the image collecting device being arranged on beside track with certain
Frequency collection cabinet topography, the overlapping regions of adjacent Liang Zhang topographies is then judged by extracting characteristic point,
Then multiple local pictures and multiple overlapping regions are integrated into the overall photo of a complete cabinet.As this programme
Core, this programme is creative organically to be combined X-ray imaging system and image collecting device, by the cabinet after processing
The perspective head portrait that overall photo and X-ray imaging system obtains carries out comparing output side by side, can so make operating personnel or prison
Control personnel are preferably matched the outer shape of cabinet and internal article, can accurately determine institute on counter any point
Corresponding articles carried.This is that anti-smuggling, tracking etc. provide good data support.In order to which the method speed for solving traditional is not permanent
Caused by fixed can not by exterior general image and internal general image can not accurate match the problem of, this programme passes through multiple cabinets
Exterior local pictures provide the speed foundation of internal general image synthesis, cleverly solve exterior general image and inside is whole
Body image can not accurate match the problem of.
2nd, this programme use can launch the laser TT＆C system of fan laser, can be image collecting device and X-ray into
The or not of whether starting to work as system accurate judgement is provided.And the laser TT＆C system of the present invention is Promethean to fan transmitting
The laser TT＆C system of face laser is applied in the field of the measurement of vehicle body, because being found in experimentation, if using water
Flat laser, not only needs to set multiple laser beam emitting heads, increase complex degree of structure and maintenance difficulty, also add data
Treating capacity, any one laser beam emitting head, which goes wrong, can influence the judgement of server.
And the laser TT＆C system avoids traditional infrared ray TT＆C system and is easily subject to specific environment-measuring station tail
Gas is big, dust is more, the influence of wild environment Changes in weather.
In conclusion this programme can effectively obtain the general image of counter, and counter and the object in cabinet is accurate
Matching, is accurately positioned the object of counter.
Brief description of the drawings
Fig. 1 is the flow diagram of the embodiment of the present invention 1 and 2；
Fig. 2 is the flow diagram of the step 2 of the embodiment of the present invention 2；
Fig. 3 is the flow diagram of the step 4 of the embodiment of the present invention 2；
Fig. 4 is the block diagram of the embodiment of the present invention 3；
Fig. 5 is the block diagram of the server of the embodiment of the present invention 3；
Fig. 6 is the structure diagram of the laser TT＆C system of the embodiment of the present invention 3
Fig. 7 is the structure diagram of the laser emission element of the embodiment of the present invention 3.
Embodiment
With reference to embodiment, technical scheme is described in further detail, but is not formed pair
Any restrictions of the present invention.
Embodiment 1
As shown in Figure 1, a kind of container car vehicle body measuring method, the method is by X-ray imaging system and installed in car
The image collecting device of road side predeterminated position is implemented, and comprises the following steps：
Step 1：When the cabinet of container car enters the pickup area of image collecting device, by image collecting device with pre-
If frequency shoots the local pictures outside multiple cabinets, while is obtained by X-ray imaging system with predeterminated frequency in multiple cabinets
The local X-ray photograph in portion；
Step 2：When opening the overlapping regions of local pictures according to arbitrary neighborhood two and judging adjacent two local pictures shooting
Time interval in speed；And obtain the speed in random time section；
Step 3：The exterior general image of cabinet is synthesized by multiple local pictures；
Step 4：The speed and multiple local X-ray photograph synthesis cabinets in random time section according to measured by step 2
Inside general image；
Step 5：The inside general image of the exterior general image of step 3 and step 4 is exported and contrasts display.
Advantage of this embodiment is that：
1st, the general image of counter can be effectively obtained, and by the object accurate match in counter and cabinet, to counter
Object is accurately positioned；Specifically, under vehicle speed variation state, traditional X-ray imaging system can not effectively carry out standard
True imaging, in the present embodiment, the external image of counter is carried out by common optical imaging device, that is, image collecting device
Collection, while according to the overlapping degree of image survey and draw vehicle speed, then according to speed carry out counter external image and X
The synthesis and contrast display of photoimaging systems acquired image.
2nd, detection efficiency is high, accuracy of detection is high, detection result is good；Due to having carried out the outer of counter by image collecting device
The display of portion's image and internal image, so effectively reduces data processing amount, therefore local pictures and local X-ray photograph are
Synchronous acquisition, its acquisition time can be effectively synchronous, after it be realised that car speed, using the number of same set of car speed
According to realizing the data processing amount during synthesis in external image and X-ray imaging system acquired image, its processing time phase
Than being enhanced about more than once in conventional method, and it is mostly important when, accuracy of detection is very high, and the image inside counter will not be because
Shorten for speed increase, will not be elongated because car speed increases, external image and the internal image for contrasting display are equal
Can strictly it be matched with original volume graphic.
Embodiment 2
As shown in Figures 1 to 3, a kind of container car vehicle body measuring method, step 1：When the cabinet of container car enters Image Acquisition
During the pickup area of device, local shone with what the frequency with 25 times/min shot outside multiple cabinets by image collecting device
Piece, while by X-ray imaging system with the local X-ray photograph inside the frequency acquisition of 25 times/min multiple cabinets；
Step 2：When opening the overlapping regions of local pictures according to arbitrary neighborhood two and judging adjacent two local pictures shooting
Time interval in speed；And obtain the speed in random time section；
Step 2 specifically includes：S21：Obtain multiple characteristic points of two local pictures of adjacent time point shooting；
S22：Multiple characteristic points of two local pictures in S21 are compared, obtain multipair identical characteristic point；
The whether identical judgement of characteristic point application ripe in field of face identification, and it is special in the present embodiment
The selection of sign point is not limited to above-mentioned row illustrated example, specific such as the extraction of 102096817 A image stable characteristic points of patent
Method and its device are described.Certainly the extracting method of this feature point, such as face characteristic are not limited in the present embodiment
The algorithm and method of identification are equally applicable to the present embodiment.
S23：Multipair identical characteristic point according to S22 judges the overlapping region of two local pictures；
S24：Overlapping region according to measured by S23 judges the speed in the time interval of the adjacent time point；
S25：S21 is repeated to S24, and obtains the speed in random time section.
Step 3：The exterior general image of cabinet is synthesized by multiple local pictures；
The step 3 specifically includes；
Repeat S21 to S23 and obtain the arbitrary neighborhoods two of multiple local pictures to open the overlapping regions of local pictures, and according to this
Multiple local pictures are synthesized the exterior general image of cabinet by overlapping region.
Step 4：The speed and multiple local X-ray photograph synthesis cabinets in random time section according to measured by step 2
Inside general image；
The step 4 specifically includes：
S41：The overlapping region of two local X-ray photographs of arbitrary neighborhood is judged according to the speed in random time section；
S42：Cabinet is synthesized according to the overlapping region of multiple local X-ray photographs and all two adjacent local X-ray photographs
The inside general image of body.
Step 5：The inside general image of the exterior general image of step 3 and step 4 is exported and contrasts display.It is specific next
Say shown on the display for be output to monitoring room.
It should be noted that the X-ray imaging system of the present invention is X-ray imaging system customary in the art, it is more highly preferred to,
It is the mandate patent of invention CN103487447 B of the applicant's earlier application《A kind of X-ray container truck real-time perspective imaging system
System》, do not do excessive narration herein.
In the present embodiment, the collection of high-speed camera whether is entered to the cabinet of container car by a laser TT＆C system
Whether region and cabinet are judged by the pickup area of high-speed camera completely；
The wherein described laser TT＆C system includes being arranged on the transmitting terminal of the survey of track one and is arranged on track opposite side
Receiving terminal, the transmitting terminal are used for laser emission element of the transmitting perpendicular to the fan laser of horizontal plane for one, and described swashs
Light emitting unit includes body, is equipped with laser input channel in the body, one end of the laser input channel is equipped with
Laser head, the other end of the laser input channel are equipped with a wordline lens.
The present embodiment has the following advantages that：
The present embodiment is applied in the inspection posts such as highway or charge station, can not be remote enough since place limits
The disposable general image for obtaining vehicle body of distance, therefore this programme uses the image collecting device being arranged on beside track with certain
Frequency collection cabinet topography, the overlapping regions of adjacent Liang Zhang topographies is then judged by extracting characteristic point,
Then multiple local pictures and multiple overlapping regions are integrated into the overall photo of a complete cabinet.As this programme
Core, this programme is creative organically to be combined X-ray imaging system and image collecting device, by the cabinet after processing
The perspective head portrait that overall photo and X-ray imaging system obtains carries out comparing output side by side, can so make operating personnel or prison
Control personnel are preferably matched the outer shape of cabinet and internal article, can accurately determine institute on counter any point
Corresponding articles carried.This is that anti-smuggling, tracking etc. provide good data support.In order to which the method speed for solving traditional is not permanent
Caused by fixed can not by exterior general image and internal general image can not accurate match the problem of, this programme passes through multiple cabinets
Exterior local pictures provide the speed foundation of internal general image synthesis, cleverly solve exterior general image and inside is whole
Body image can not accurate match the problem of.
The present embodiment use can launch the laser TT＆C system of fan laser, can be image collecting device and X-ray into
The or not of whether starting to work as system accurate judgement is provided.And the laser TT＆C system of the present invention is Promethean to fan transmitting
The laser TT＆C system of face laser is applied in the field of the measurement of vehicle body, because being found in experimentation, if using water
Flat laser, not only needs to set multiple laser beam emitting heads, increase complex degree of structure and maintenance difficulty, also add data
Treating capacity, any one laser beam emitting head, which goes wrong, can influence the judgement of server.
And the laser TT＆C system avoids traditional infrared ray TT＆C system and is easily subject to specific environment-measuring station tail
Gas is big, dust is more, the influence of wild environment Changes in weather.
In conclusion this programme can effectively obtain the general image of counter, and counter and the object in cabinet is accurate
Matching, is accurately positioned the object of counter.
Embodiment 3
As shown in Figures 4 to 7, a kind of container car vehicle body measurement system of method for embodiment 1 is present embodiments provided
System, including the image collecting device 1 of the local pictures of the cabinet for shooting multiple container cars with predeterminated frequency, for default
The X-ray imaging system 2 of local X-ray photograph inside multiple cabinets of frequency acquisition and image collecting device 1 and X-ray imaging system 2
Connected server 3；
The server 3 includes：
Control module 31, when the cabinet of container car enters the pickup area of image collecting device 1, passes through image collector
Put 1 and local pictures outside multiple cabinets are shot with predeterminated frequency, while obtained with predeterminated frequency by X-ray imaging system 2 more
Open the local X-ray photograph inside cabinet；
Speed measures module 32, and the overlapping region for opening local pictures according to arbitrary neighborhood two judges adjacent two offices
The speed in time interval during portion's photograph taking；And obtain the speed in random time section；
Exterior general image synthesis module 33, the exterior general image of cabinet is synthesized by multiple local pictures；
Internal general image synthesis module 34, in the random time section according to measured by speed measure module 32
The inside general image of speed and multiple local X-ray photograph synthesis cabinets；
Output module 35, for being exported exterior general image and internal general image and contrasting display.
Specifically, speed measure module 32 includes：
Characteristic point acquisition submodule 321, multiple characteristic points of two local pictures for obtaining the shooting of adjacent time point；
Same characteristic features point judging submodule 322, for the multiple features for two local pictures for shooting adjacent time point
Point is compared, and obtains multipair identical characteristic point；
Overlapping region judging submodule 323 is multipair identical for being obtained according to same characteristic features point judging submodule 322
Characteristic point judges the overlapping region of two local pictures of adjacent time point shooting；
Speed measures submodule 324, for judging to be somebody's turn to do according to 323 obtained overlapping region of overlapping region judging submodule
Speed in the time interval of adjacent time point；
Speed acquisition submodule 325, for controlling feature point acquisition submodule 321, same characteristic features point judging submodule
322nd, overlapping region judging submodule 323, speed measure submodule 324 obtain the speed in random time section.
For specifically, the inside general image synthesis module 34 includes：
Local X-ray photograph overlapping region judging submodule 341, it is any for being judged according to the speed in random time section
The overlapping region of the local X-ray photograph of adjacent two；
Internal general image acquisition submodule 342, for according to multiple local X-ray photographs and all two adjacent offices
The inside general image of the overlapping region synthesis cabinet of portion's X-ray photograph.
The system further includes display 5 at the same time, and display 5 is connected with server 3, for by exterior general image and inside
General image contrast display；
In the present embodiment, the laser TT＆C system 4 entered and left for sensing cabinet, the Laser Measuring are further included
Control system 4 is connected with server 3, and the laser TT＆C system includes being arranged on the transmitting terminal 41 of the survey of track one and is arranged on car
The receiving terminal 42 of road opposite side, the transmitting terminal 41 is used to launch for one to be sent out with the laser of the fan laser 40 of horizontal plane
Unit is penetrated, the laser emission element includes body 43, and laser input channel 44 is equipped with the body 43, and described swashs
One end of light input channel 44 is equipped with laser head 45, and the other end of the laser input channel 44 is equipped with a wordline lens 46,
Condenser lens 47 is equipped with laser input channel 44.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can be provided as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can use complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can use one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code.
The embodiment of the present invention be with reference to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that it can realize flowchart and/or the block diagram by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in flow and/or square frame combination.These can be provided
Computer program instructions are set to all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to produce a machine so that is held by the processor of computer or other programmable data processing terminal equipments
Capable instruction is produced and is used for realization in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames
The device for the function of specifying.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing terminal equipments
In the computer-readable memory to work in a specific way so that the instruction being stored in the computer-readable memory produces bag
The manufacture of command device is included, which realizes in one flow of flow chart or multiple flows and/or one side of block diagram
The function of being specified in frame or multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing terminal equipments so that
Series of operation steps is performed on computer or other programmable terminal equipments to produce computer implemented processing, so that
The instruction performed on computer or other programmable terminal equipments is provided and is used for realization in one flow of flow chart or multiple flows
And/or specified in one square frame of block diagram or multiple square frames function the step of.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements are not only wrapped
Those key elements are included, but also including other elements that are not explicitly listed, or further include as this process, method, article
Or the key element that terminal device is intrinsic.In the absence of more restrictions, the key element limited by sentence " including ... ",
It is not precluded from the process including the key element, method, article or terminal device that also there are other identical element.
Above-described is only presently preferred embodiments of the present invention, all timess made in the range of the spirit and principles in the present invention
What modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention.
Claims (5)
- A kind of 1. container car body measuring system, it is characterised in thatThe image collecting device of local pictures including the cabinet for shooting multiple container cars with predeterminated frequency, for default The X-ray imaging system of local X-ray photograph inside multiple cabinets of frequency acquisition, with image collecting device and X-ray imaging system phase Server even；The server includes：Control module, when the cabinet of container car enters the pickup area of image collecting device, by image collecting device with pre- If frequency shoots the local pictures outside multiple cabinets, while is obtained by X-ray imaging system with predeterminated frequency in multiple cabinets The local X-ray photograph in portion；Speed measures module, and the overlapping region for opening local pictures according to arbitrary neighborhood two judges adjacent two local pictures The speed in time interval during shooting；And obtain the speed in random time section；Exterior general image synthesis module, the exterior general image of cabinet is synthesized by multiple local pictures；Internal general image synthesis module, for the speed and more in the random time section measured by measuring module according to speed Open the inside general image of local X-ray photograph synthesis cabinet；Output module, for being exported exterior general image and internal general image and contrasting display；Further include the laser TT＆C system entered and left for sensing cabinet, the laser TT＆C system and server phase Even, the laser TT＆C system includes being arranged on the transmitting terminal of track side and is arranged on the receiving terminal of track opposite side, institute The transmitting terminal stated is used to launch the laser emission element with the fan laser of horizontal plane, the laser emission element for one Including body, laser input channel is equipped with the body, one end of the laser input channel is equipped with laser head, described The other end of laser input channel be equipped with a wordline lens, is equipped with condenser lens in laser input channel；The measuring method of said system is by X-ray imaging system and the image collecting device installed in track side predeterminated position Implement, comprise the following steps：Step 1：When container car cabinet enter image collecting device pickup area when, by image collecting device with preset frequently Rate shoots the local pictures outside multiple cabinets, while is obtained by X-ray imaging system with predeterminated frequency inside multiple cabinets Local X-ray photograph；Step 2：According to arbitrary neighborhood two open when the overlapping regions of local pictures judges adjacent two local pictures shooting when Between speed in section；And obtain the speed in random time section；S21：Obtain multiple characteristic points of two local pictures of adjacent time point shooting；S22：Multiple characteristic points of two local pictures in S21 are compared, obtain multipair identical characteristic point；S23：Multipair identical characteristic point according to S22 judges the overlapping region of two local pictures；S24：Overlapping region according to measured by S23 judges the speed in the time interval of the adjacent time point；S25：S21 is repeated to S24, and obtains the speed in random time section；Characteristic point is the spot on cabinet, the deformation point on cabinet, the word and pattern of the non-repeatability on cabinet；Step 3：The exterior general image of cabinet is synthesized by multiple local pictures；Step 4：In the speed and multiple local X-ray photograph synthesis cabinets in random time section according to measured by step 2 Portion's general image；Step 5：The inside general image of the exterior general image of step 3 and step 4 is exported and contrasts display.
- 2. container car body measuring system according to claim 1, it is characterised in that the step 3 specifically includes：Repeat S21 to S23 and obtain the arbitrary neighborhoods two of multiple local pictures to open the overlapping regions of local pictures, and according to the coincidence Multiple local pictures are synthesized the exterior general image of cabinet by region.
- 3. container car body measuring system according to claim 1, it is characterised in that the step 4 specifically includes：S41：The overlapping region of two local X-ray photographs of arbitrary neighborhood is judged according to the speed in random time section；S42：According to the overlapping region synthesis cabinet of multiple local X-ray photographs and all two adjacent local X-ray photographs Internal general image.
- 4. container car body measuring system according to claim 2, it is characterised in that the X-ray imaging system and figure As the predeterminated frequency of harvester is 20 times/min~30 time/min, the image collector is set to camera or photograph Machine.
- 5. container car body measuring system according to claim 1, it is characterised in that the speed measure module bag Include：Characteristic point acquisition submodule, multiple characteristic points of two local pictures for obtaining the shooting of adjacent time point；Same characteristic features point judging submodule, multiple characteristic points of two local pictures for adjacent time point to be shot are compared It is right, obtain multipair identical characteristic point；Overlapping region judging submodule, the multipair identical characteristic point for being obtained according to same characteristic features point judging submodule judge The overlapping region of two local pictures of adjacent time point shooting；Speed measures submodule, for judging the adjacent time point according to the obtained overlapping region of overlapping region judging submodule Time interval in speed；Speed acquisition submodule, judges for controlling feature point acquisition submodule, same characteristic features point judging submodule, overlapping region Submodule, speed measure submodule obtain the speed in random time section.
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Denomination of invention: Container truck body measurement method and container truck body measurement system Effective date of registration: 20201201 Granted publication date: 20180413 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU LINGTE ELECTRONIC Co.,Ltd. Registration number: Y2020980008736 |