CN201440131U - Semi-trailer vehicular radiation detection system - Google Patents
Semi-trailer vehicular radiation detection system Download PDFInfo
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- CN201440131U CN201440131U CN2009201090531U CN200920109053U CN201440131U CN 201440131 U CN201440131 U CN 201440131U CN 2009201090531 U CN2009201090531 U CN 2009201090531U CN 200920109053 U CN200920109053 U CN 200920109053U CN 201440131 U CN201440131 U CN 201440131U
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- 238000001514 detection method Methods 0.000 title claims abstract description 87
- 230000005855 radiation Effects 0.000 title claims abstract description 51
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- 230000000630 rising effect Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 9
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- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 abstract 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01V5/232—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays having relative motion between the source, detector and object other than by conveyor
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Abstract
The utility model discloses a semi-trailer vehicular radiation detection system, which comprises a semi-trailer which can be detachably connected with a towing trailer, and a radiation imaging detection device which is arranged on the semi-trailer and is used for scanning the detected object, wherein the detection device comprises an accelerator which is used as a radiation source and an accelerator elevation device which is used for driving the accelerator to move between a scanning position and a stopping position in the vertical direction, the accelerator descends to scan the detected object on the scanning position, and the accelerator ascends to convey the detection system on the stopping position. By adopting the above scheme, the range of the scanning height of the radiation detection system can be improved so as to improve the accuracy and reliability of the safety detection; at the same time, the traffic laws in different countries can be better satisfied, and the application range of the semi-trailer vehicular radiation detection system is improved.
Description
Technical field
The utility model relates to a kind of radiation detection system, particularly a kind of semitrailer vehicle-mounted radiation detection system.
Background technology
In the prior art, begin to have the drawing type container examination system to come out, as the van container detection system of German Heyman company and British Aerospace PLC's production from the beginning of the nineties.They are in a building can shield the inspection passage of ray, fixed, as to produce sigmatron radiation source is housed and can accepts to pass the detector array of container X ray, and the vehicle that container will be housed with special-purpose driven equipment dragged the inspection passage.This detection system is very huge, and floor area is equivalent to a football field.Correspondingly, drawing type container examination system of the prior art exist that the civil engineering floor area is big, systems engineering cost height, not easy-maintaining, can not realize the shortcoming of strange land casual inspection.
For this reason, the manufacturer that has has both at home and abroad at present developed various forms of vehicle-mounted removable container checkout facilities.In a kind of existing mobile container checkout facility, it comprises accelerator, scanning car and control car.Rotating pallet is installed on the chassis of scanning car, and pallet is provided with electron linear accelerator, plays the collimating apparatus of X ray shielding action, reaches the portal frame that is formed by vertical support, the horizontal boom that detector is housed and vertical cantilever.During detection, the control car is away from detecting on-the-spot and controlling that portal frame is parallel to stride across tested container.
But vehicle-mounted removable container checkout facility of the prior art has following shortcoming and defect:
At first, checkout equipment is installed on the chassis of scanning car, leans on the scanning car chassis to move during scanning and realizes scanning process, and the control car is away from the scan operation that detects on-the-spot and gated sweep car.On the one hand, cause the cost of whole vehicular mobile detection apparatus than higher; On the other hand, because various countries' automobile emissions standards difference, existing scanning car often is restricted in the application of the high countries and regions of emission standard.
Secondly, in the prior art, checkout equipment is installed on the chassis of scanning car, thereby is positioned on the scanning car chassis as the accelerator of radiation source.Correspondingly, the accelerator target spot is positioned on the scanning car chassis, thereby this detection system is scanned the position of inspection bottom of vehicle when vehicle is carried out scanography, and for example the chassis is subjected to certain restriction with upper/lower positions, might have the possibility of omission.
In addition, in the prior art, checkout equipment is installed to scanning car, for example complex structure on the chassis is consuming time longer, and efficient is not high.
The utility model content
The purpose of this utility model is intended to solve at least one aspect of the above-mentioned problems in the prior art and defective.
An aspect of the present utility model is intended to provide a kind of semitrailer vehicle-mounted radiation detection system that can removably connect with tractor.
Of the present utility modelly be to provide a kind of semitrailer vehicle-mounted radiation detection system on the other hand, it can improve the scope of the scanning height of radiation detection system, thereby has improved the accuracy and the reliability of safety detection.
Also one side of the present utility model is to provide a kind of semitrailer vehicle-mounted radiation detection system, and it is rational in infrastructure, can satisfy the traffic law of various countries better, has improved the scope of application of semitrailer vehicle-mounted radiation detection system.
The using method that on the one hand is to provide a kind of aforementioned semitrailer vehicle-mounted radiation detection system more of the present utility model, accuracy and reliability that it can improve safety detection have enlarged the scope of application of detection system.
According to an aspect of the present utility model, it provides a kind of semitrailer vehicle-mounted radiation detection system, comprising: the semitrailer that can be detachably connected to breakdown trailer; Be arranged on and be used for radiant image checkout equipment that detected object is scanned on the described semitrailer, wherein: described checkout equipment comprises the accelerator as radiation source; And the accelerator jacking gear, it is removable between rising with the stop position that carries out the detection system transportation to descend at accelerator with scanning position that detected object is scanned and accelerator that it is used for vertically driving accelerator.
Further, semitrailer vehicle-mounted radiation detection system also comprises: the checkout equipment draw-gear, it is mobile in the horizontal direction along the longitudinally of described semitrailer that it is used to draw described checkout equipment.
Preferably, semitrailer vehicle-mounted radiation detection system also comprises: auxiliary vehicle frame, and described checkout equipment can be installed on the semitrailer removably by auxiliary vehicle frame, and described semitrailer is the driven trailer of no any drive source.
Particularly, described semitrailer comprises: the chassis; Wheel, described wheel are positioned at an end on chassis; And supporting leg, described supporting leg is positioned at the other end relative with described wheel on chassis.
Particularly, described checkout equipment also comprises: operational window, and described operational window is fixedly mounted in the top of described auxiliary vehicle frame; And rotated bearing body, described rotated bearing body is installed in rotation on the top of auxiliary vehicle frame, wherein, is arranged on the portal frame on the rotated bearing body, and it comprises perpendicular bracing frame, horizontal boom and the vertical cantilever that links to each other successively; Described portal frame and described accelerator are installed in the opposite end of rotated bearing body, and along with rotated bearing body rotates together.
In one embodiment, the lower end of described perpendicular bracing frame is fixed on the rotated bearing body, fixedlys connected with an end of horizontal boom in its upper end; The other end of described horizontal boom pivots with the upper end of vertical cantilever and is connected, and the lower end of described vertical cantilever is a free end; And in horizontal boom with vertically be provided with hydraulic cylinder between the cantilever and be used to drive vertical cantilever and rotate with respect to horizontal boom.
In a kind of embodiment, described accelerator jacking gear comprises: motor; By the slide block that gearing links to each other with described motor, wherein said slide block is fixedlyed connected with described accelerator; And fixedly installing fixed guide on the described rotary support, wherein said slide block matches with described guide rail with along described vertical direction slidably.
Further, described gearing comprises: match with described slide block to drive the leading screw that described slide block moves, the axis of described leading screw is coaxial with the output shaft of described motor; And the output shaft of described motor and described leading screw are direct-connected by shaft coupling.
Selectively, described gearing comprises: match with described slide block to drive the leading screw that described slide block moves, the axis of described leading screw and the output shaft of described motor are parallel to each other; And the output shaft of described motor links to each other by gear drive, chain transmission or belt gear with described leading screw.
In a kind of embodiment, described checkout equipment draw-gear comprises: be fixed to the motor on described semitrailer or the described auxiliary vehicle frame; Connect described motor and described checkout equipment to transmit power to the gear train of checkout equipment; Be arranged on slip between described checkout equipment and the described auxiliary vehicle frame or rolling bearing wheel, wherein said gear train is to be selected from least a in rack-and-pinion transmission, sprocket wheel chain drive, the transmission of leading screw screw, the transmission of belt belt wheel.
Further, described checkout equipment draw-gear comprises: the fixed guide that is arranged on the longitudinally extension of described auxiliary vehicle frame upper edge semitrailer; Be arranged on slip or rolling angle sheave between described checkout equipment and the described auxiliary vehicle frame, it is used to guide described checkout equipment to move along described fixed guide.
Preferably, semitrailer vehicle-mounted radiation detection system also comprises: be used for locking device that described checkout equipment is locked in two terminals of the stroke of checkout equipment draw-gear.
According on the other hand of the present utility model, the using method that it provides a kind of aforementioned semitrailer vehicle-mounted radiation detection system comprises step: semitrailer is connected with tractor, and utilizes tractor that semitrailer is dragged to the scene of detection; Drive the accelerator jacking gear to reduce accelerator to scanning position, so that detected object is scanned detection; After finishing detection, drive the accelerator jacking gear with the rising accelerator to stop position; And semitrailer is connected once more with tractor, and utilize tractor that semitrailer is dragged away from the scene of detection.
Further, before scanning, operation rotated bearing body rotation predetermined angular, driving hydraulic cylinder launch vertical cantilever shape and become portal frame, then container are detected; And after finishing detection, drive the hydraulic cylinder exhibition and pack up vertical cantilever, and the operation rotated bearing body rotation predetermined angular that resets.
Further, driving the accelerator jacking gear, driving the checkout equipment draw-gear so that checkout equipment moves in the horizontal direction along the longitudinally of described semitrailer, so that accelerator extends to outside the semitrailer tail end to reduce accelerator before the scanning position; And drive the accelerator jacking gear with the rising accelerator after stop position, drive the checkout equipment draw-gear so that checkout equipment oppositely moves in the horizontal direction along the longitudinally of described semitrailer, so that accelerator is recovered within the semitrailer tail end.
Preferably, driving the checkout equipment draw-gear so that checkout equipment moves so that the pre-position that accelerator extends to outside the semitrailer tail end locks checkout equipment in the horizontal direction along the longitudinally of described semitrailer; And driving the checkout equipment draw-gear so that checkout equipment oppositely moves so that the pre-position that accelerator is recovered within the semitrailer tail end locks checkout equipment in the horizontal direction along the longitudinally of described semitrailer.
In aspect of the utility model technique scheme, owing to adopt the semitrailer that can removably connect with the tractor bogey as checkout equipment, described semitrailer does not need to be provided with drive source.Thus, whole vehicular mobile detection apparatus is reduced greatly; Simultaneously, because the no drive source of semitrailer self, therefore can be connected with the tractor of any kind, for example in the high European countries of exhaust emission standard, can adopt local tractor to be connected with semitrailer, so can not be subjected to the restriction of Abgasgesetz, thereby widen the usable range of the application's detection system greatly.
In addition, the utility model technique scheme on the other hand in, semitrailer vehicular detection system comprises the accelerator jacking gear, and it is removable between rising with the stop position that carries out the detection system transportation to descend at accelerator with scanning position that detected object is scanned and accelerator that it is used for vertically driving accelerator.Like this, on the one hand,, drop to below the chassis of semi-trailer, thereby can improve the scope of the scanning height of detection system, avoid the generation of omission situation, strengthen the accuracy and the reliability of safety detection as the target spot of the accelerator of radiation source at the scanning position place.
On the other hand, after the target spot of accelerator dropped to below the chassis of semi-trailer, accelerator and cabin body rear overhang had blocked the traffic board and the signal lamp of vehicle at the vehicle afterbody when the road running state, violated some national traffic law, therefore production marketing has been restricted.For this reason, in the utility model, accelerator and cabin body thereof rise to stop position carrying out the transportation of detection system, traffic board and signal lamp that this moment, accelerator can shielding automobile, thus can not violate the traffic control rules of various countries, improved the applicability of product.
Further, driving the accelerator jacking gear, driving the checkout equipment draw-gear so that checkout equipment moves in the horizontal direction along the longitudinally of described semitrailer, so that accelerator extends to outside the semitrailer tail end to reduce accelerator before the scanning position; And drive the accelerator jacking gear with the rising accelerator after stop position, drive the checkout equipment draw-gear so that checkout equipment oppositely moves in the horizontal direction along the longitudinally of described semitrailer, so that accelerator is recovered within the semitrailer tail end.Like this, by the checkout equipment draw-gear being set to move horizontally described checkout equipment, thereby accelerator was extended to outside the semitrailer tail end, have in the time of after finishing detection, to transport, checkout equipment is oppositely moved in the horizontal direction along the longitudinally of described semitrailer, so that accelerator is recovered within the semitrailer tail end, thereby meet the legal norm of various countries' transportation safety better.
In addition, compare with existing vehicular detection system, because checkout equipment of the present utility model can be installed on the semitrailer by auxiliary vehicle frame removably, therefore can realize quick assembling, and semitrailer of the present utility model is the driven trailer of no any drive source, so total system is with low cost.
Description of drawings
Fig. 1 is the synoptic diagram that the semitrailer vehicle-mounted radiation detection system of embodiment of the present utility model is in the transport by road state, wherein scanning device reach, and accelerator rises to stop position;
Fig. 2 wherein moves behind the scanning device for the semitrailer vehicle-mounted radiation detection system according to embodiment of the present utility model is in preparation work process status figure, and accelerator drops to scanning position;
Fig. 3 is the vertical view of the semitrailer vehicle-mounted radiation detection system among Fig. 2;
Fig. 4 shows supporting and the guide frame synoptic diagram that the scanning device in the embodiment of utility model moves; And
Fig. 5 shows that semitrailer vehicle-mounted radiation detection system of the present utility model is in the operation process constitutional diagram, and wherein portal frame launches, also rotates so that detected object is scanned.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.In instructions, same or analogous drawing reference numeral is indicated same or analogous parts.Following explanation to the utility model embodiment is intended to overall utility model design of the present utility model is made an explanation with reference to accompanying drawing, and not should be understood to a kind of restriction of the present utility model.
Referring to Fig. 1-5, it shows the semitrailer vehicle-mounted radiation detection system according to the utility model embodiment.As shown in the figure, according to semitrailer vehicle-mounted radiation detection system of the present utility model, comprising: the semitrailer 1 that can be detachably connected to the breakdown trailer (not shown); Be arranged on and be used for radiant image checkout equipment 2 that detected object is scanned on the described semitrailer, wherein: described checkout equipment 2 comprises the accelerator 202 as radiation source; And accelerator jacking gear 10, it is removable between rising with the stop position that carries out the detection system transportation to descend at accelerator with scanning position that detected object 4 is scanned and accelerator 202 that it is used for vertically driving accelerator 202.Need to prove that above-mentioned radiographic source 202 can be radiation sources such as electron linear accelerator, X-ray machine, radioactive isotope, neutron source.
Referring to Fig. 1-3 and 5, semitrailer vehicle-mounted radiation detection system 100 also comprises: auxiliary vehicle frame 3, and described checkout equipment 2 can be installed on the semitrailer 1 removably by auxiliary vehicle frame 3, and described semitrailer 1 is the driven trailer of no any drive source.Preferably, auxiliary vehicle frame 3 is connected with semitrailer 1 by the TEU (Twenty-foot Equivalent Unit) interface, because the TEU (Twenty-foot Equivalent Unit) interface belongs to known technology, for simplicity, omits its detailed description here.Need to prove that the utility model is not limited in this, for example auxiliary vehicle frame 3 can be connected with semitrailer 1 by any existing connected mode that can freely dismantle.
In this application, because semitrailer and checkout equipment are separate, therefore, can make semitrailer 1 and checkout equipment 2 respectively separately, thereby strengthen the scope of application and the versatility of this vehicular detection system 100 greatly in the strange land.In addition, compare with existing vehicular detection system, because checkout equipment 2 of the present utility model can be installed on the semitrailer by auxiliary vehicle frame 3 removably, therefore can realize quick assembling, and semitrailer of the present utility model is the driven trailer of no any drive source, so total system is with low cost.
Referring to Fig. 1-2, semitrailer 1 comprises: chassis 101; Wheel 103, described wheel are arranged in an end (for example left end of Fig. 1-2) on chassis 101; And supporting leg 102, the other end (for example right-hand member of Fig. 1-2) relative that described supporting leg is arranged in chassis 101 with described wheel 103.When the detection system detected set is cased 4 the time, chassis 101 is supported on the ground by the wheel 103 at anterior supporting leg 102 and rear portion.When dragging semitrailer 1 with the tractor (not shown), supporting leg 102 can be packed up.
In one embodiment, referring to Fig. 1-2, semitrailer vehicle-mounted radiation detection system 100 also comprises: checkout equipment draw-gear 20, it is mobile in the horizontal direction along the longitudinally of described semitrailer 1 that it is used to draw described checkout equipment 2.
Particularly, as shown in Figure 5, checkout equipment 2 also comprises: operational window 207, and described operational window is fixedly mounted in the top of described auxiliary vehicle frame 3; With rotated bearing body 201, described rotated bearing body is installed in rotation on the top of auxiliary vehicle frame 3, wherein, is arranged on the portal frame on the rotated bearing body 201, and it comprises perpendicular bracing frame 203, horizontal boom 204 and the vertical cantilever 205 that links to each other successively;
Described portal frame and described accelerator 202 are installed in the opposite end of rotated bearing body 201, and along with rotated bearing body 201 rotates together.In the above-described embodiments, operational window 207 is used for operator's enforcement to detection system 100 control and detecting operations.
Shown in Fig. 1-2 and 5, the lower end of described perpendicular bracing frame 203 is fixed on the rotated bearing body 201, fixedlys connected with an end of horizontal boom 204 in its upper end; Described perpendicular bracing frame 203 is scalable; The other end of described horizontal boom 204 pivots with the upper end of vertical cantilever 205 and is connected, and for example connects by hinge or rotating shaft, and the lower end of described vertical cantilever 205 is a free end; And in horizontal boom 204 with vertically be provided with hydraulic cylinder 206 between the cantilever 205 and be used to drive vertical cantilever 205 and rotate with respect to horizontal boom 204.Particularly, when not detecting (as depicted in figs. 1 and 2), vertically cantilever 205 is received the bottom that is stacked in horizontal boom 204 and parallel with horizontal boom 204.When detecting (as shown in Figure 5), the predetermined angle of rotated bearing body rotation, for example 90 degree drive hydraulic cylinder 206 then and launch vertical cantilever 205 to form portal frame.
In one embodiment, referring to Fig. 2, accelerator jacking gear 10 comprises: motor 11; By the slide block 13 that gearing links to each other with described motor 11, wherein said slide block 13 is fixedlyed connected with described accelerator 202; And fixedly installing fixed guide 14 on the described rotary support 201, wherein said slide block 13 matches with described guide rail 14 with along described vertical direction slidably.
In one embodiment, referring to Fig. 2, described gearing comprises: match with described slide block 13 to drive the leading screw 12 that described slide block moves, the output shaft of the axis of described leading screw 12 and described motor 11 is parallel to each other; And the output shaft of described motor 11 and described leading screw 12 be by gear train, and for example gear drive, chain transmission or belt gear link to each other.The axis by making described leading screw 12 and the output shaft of described motor 11 are parallel to each other, and the output shaft of described motor 11 and described leading screw 12 pass through gear train, for example gear drive, chain transmission or belt gear are delivered to leading screw 12 with the rotation with motor 11, output shaft and leading screw 12 disalignments that like this can motor, thus the vertical height of accelerator jacking gear 10 can be reduced.
In a kind of alternate embodiment, gearing comprises: match to drive the leading screw 12 that described slide block moves with described slide block 13, the axis of described leading screw 12 is coaxial with the output shaft of described motor 11; And the output shaft of described motor and described leading screw are direct-connected by the shaft coupling (not shown).In this kind mode, under the vertically highly unrestricted situation of accelerator jacking gear 10, can make that it is simple in structure, cost reduces.
Referring to Fig. 2-3, in one embodiment, described checkout equipment draw-gear 20 comprises: be fixed to the motor 23 on described semitrailer 1 or the described auxiliary vehicle frame 3; Connect described motor 23 and described checkout equipment 2 to transmit power to the gear train of checkout equipment 2; And the slip or the rolling bearing that are arranged between described checkout equipment 2 and the described auxiliary vehicle frame 3 take turns 25.In one embodiment, as shown in Figures 2 and 3, above-mentioned gearing comprises the sprocket wheel 21 that for example is fixedly installed on the auxiliary vehicle frame 3; Chain 22 with the output shaft that connects described sprocket wheel 21 and motor 23.Chain 22 for example is connected to the bearing pin on the chain 22 by stationary installation 24, links to each other with checkout equipment 2.In a kind of embodiment shown in Figure 3, chain 22 links to each other with the cabin body of the operational window 207 of checkout equipment 2 by stationary installation 24.Thus, when motor 23 rotated, the linearity that rotatablely moving of motor 23 changes into checkout equipment 2 was moved in its gearing by sprocket wheel 21 and chain 22.
Though in the above-described embodiments, gearing adopts the form of sprocket wheel 21 and chain 22, but the utility model is not limited in this, for example described gear train is to be selected from least a in rack-and-pinion transmission, the transmission of leading screw screw, the transmission of belt belt wheel, moves with the linearity that rotatablely moving of motor 23 is changed into checkout equipment 2.
In one embodiment, between described checkout equipment 2 and described auxiliary vehicle frame 3, be provided with slip or the rolling bearing wheel 25 that is used to support described checkout equipment 2.In the embodiment shown in fig. 4, bogie wheel 25 slides or rolling pulley for the face of cylinder, and it is arranged on the fixed guide 27 that extends along the longitudinally of semitrailer 1, for example in the U type groove.When checkout equipment draw-gear 20 was driven, checkout equipment 2 was under the gearing of sprocket wheel 21 and chain 22, and it passes through bogie wheel 25 along mobile in the fixed guide 27, thereby realized that checkout equipment 2 moves in the horizontal direction along the longitudinally of semitrailer 1.
Further, as shown in Figure 4, in one embodiment, described checkout equipment draw-gear 20 comprises: be arranged on the fixed guide 28 of the longitudinally extension of described auxiliary vehicle frame 3 upper edge semitrailers 1, for example in the U type groove; Be arranged on slip or rolling angle sheave 26 between described checkout equipment 2 and the described auxiliary vehicle frame 3, it is used to guide described checkout equipment 2 to move along described fixed guide 28.As shown in Figure 4, slide or rolling angle sheave 26 V-shaped grooves, the bottom of checkout equipment 2 has match with the V-type groove of angle sheave 26 reverse V-shaped outstanding, thereby at checkout equipment 2 when the longitudinally of semitrailer 1 moves, when playing checkout equipment 2 supporting roles, the horizontal of restriction checkout equipment 2 moves.
In addition, as Figure 1-3, be provided with in two terminals of the stroke of checkout equipment draw-gear 20 and be used for locking device 30 that described checkout equipment 2 is locked.For example, accelerator 202 is positioned at the scanning stop position when carrying out transporting position in Fig. 1, and checkout equipment 2 is positioned at the low order end of its stroke, utilizes this moment the locking device 30 of low order end among Fig. 1 that checkout equipment 2 is locked onto on auxiliary vehicle frame 3 or the chassis 101; Correspondingly, accelerator 202 is positioned at scanning position when carrying out scanning position in Fig. 2, and checkout equipment 2 is positioned at the high order end of its stroke, utilizes this moment the locking device 30 of high order end among Fig. 1 that checkout equipment 2 is locked onto on auxiliary vehicle frame 3 or the chassis 101.Locking device 30 can adopt any known mechanism, for example the bearing pin on joint detection equipment 2 and auxiliary vehicle frame 3 or chassis 101 or bolt etc.
Below in conjunction with accompanying drawing 1-5 the using method of the semitrailer vehicle-mounted radiation detection system in the utility model is described.
At first, semitrailer 1 is connected with the tractor (not shown), and utilizes tractor that semitrailer 1 is dragged to the scene of detection; Next, should move with a draw-gear left side (back) earlier, drive accelerator jacking gear 10 to reduce the scanning position shown in the accelerator 202 to Fig. 2, change 90, the exhibition arm is to scan detection to detected object 4; Then, after finishing detection, drive accelerator jacking gear 10 and arrive stop position with rising accelerator 202; Once more, semitrailer 1 is connected once more with tractor, and utilizes tractor that semitrailer 1 is dragged away from the scene of detection.
As shown in Figure 1, because after not detecting or finishing detection, accelerator 202 rises, whole scanning device 2 places on the semitrailer 1, total system does not have rear overhang to block car plate and signal lamp, but this moment cruising on highway, thereby satisfy the traffic law of various countries better, improved the scope of application of semitrailer vehicle-mounted radiation detection system.
As shown in Figure 2, when detecting, accelerator 202 drops to the scanning position place, target spot as the accelerator 202 of radiation source drops to semitrailer 1 chassis below 101, thereby can improve the scope of the scanning height of detection system 100, avoid the generation of omission situation, strengthen the accuracy and the reliability of safety detection.
Need to prove that above-mentioned detected object 4 can be any object that needs detection such as vehicle, container, goods, aviation tray (ULD).
In one embodiment, referring to Fig. 5, above-mentioned using method comprises step: before scanning, operation rotated bearing body 201 rotation predetermined angulars, for example 90 degree, driving hydraulic cylinder 206 launch vertical cantilever 205 to form portal frame, then the container of making detected object 4 are detected; And after finishing detection, drive hydraulic cylinder 206 exhibitions and pack up vertical cantilever 205, and operation rotated bearing body 201 resets, for example repercussion rotation predetermined angular, for example 90 degree.But the utility model is not limited in this, and for example the vertical cantilever 205 in the portal frame can not adopt folded form, and adopt whole portal frame is launched and is recovered in the detection system 100.
Preferably, referring to Fig. 2, driving accelerator jacking gear 10 to reduce accelerator 202 before the scanning position, drive checkout equipment draw-gear 20 so that checkout equipment 2 moves (for example left end direction among Fig. 2) in the horizontal direction along the longitudinally of described semitrailer 1, so that accelerator 202 extends to outside the semitrailer tail end (left end among Fig. 2).Correspondingly, referring to Fig. 1, drive accelerator jacking gear 10 with rising accelerator 202 after stop position, drive checkout equipment draw-gear 20 so that checkout equipment 2 oppositely moves (for example right-hand member direction among Fig. 2) in the horizontal direction along the longitudinally of described semitrailer 1, so that accelerator 202 is recovered within the semitrailer tail end.
Like this, by checkout equipment draw-gear 20 being set to move horizontally described checkout equipment 2, thereby accelerator 202 was extended to outside the semitrailer tail end, have in the time of after finishing detection, to transport, checkout equipment 202 is oppositely moved in the horizontal direction along the longitudinally of described semitrailer 1, so that accelerator 202 is recovered within the semitrailer tail end, thereby meet the legal norm of various countries' transportation safety better.
Further preferably, referring to Fig. 1-3, driving checkout equipment draw-gear 20 so that checkout equipment 2 moves so that accelerator 202 when extending to pre-position outside the semitrailer tail end in the horizontal direction along the longitudinally of described semitrailer 1, the 30 pairs of checkout equipments 2 of locking device by left end among Fig. 2 lock.Correspondingly, driving checkout equipment draw-gear 20 so that checkout equipment 2 oppositely moves so that accelerator 202 when being recovered to pre-position within the semitrailer tail end in the horizontal direction along the longitudinally of described semitrailer 1, the 30 pairs of checkout equipments of locking device by right-hand member among Fig. 1 lock.
By described checkout equipment being locked, can further improve security and reliability of products in the detection system transportation in two terminals at the stroke of checkout equipment draw-gear.
Though some embodiment of this overall utility model design are shown and illustrate, those skilled in the art will appreciate that, under the situation of principle that does not deviate from this overall utility model design and spirit, can make a change these embodiment, scope of the present utility model limits with claim and their equivalent.
Claims (12)
1. semitrailer vehicle-mounted radiation detection system comprises:
Can be detachably connected to the semitrailer of breakdown trailer;
Be arranged on and be used for radiant image checkout equipment that detected object is scanned on the described semitrailer, wherein:
Described checkout equipment comprises the accelerator as radiation source, it is characterized in that, described semitrailer vehicle-mounted radiation detection system also comprises:
The accelerator jacking gear, it is removable between rising with the stop position that carries out the detection system transportation to descend at accelerator with scanning position that detected object is scanned and accelerator that it is used for vertically driving accelerator.
2. semitrailer vehicle-mounted radiation detection system according to claim 1 is characterized in that also comprising:
The checkout equipment draw-gear, it is mobile in the horizontal direction along the longitudinally of described semitrailer that it is used to draw described checkout equipment.
3. semitrailer vehicle-mounted radiation detection system according to claim 1 and 2 is characterized in that also comprising:
Auxiliary vehicle frame, described checkout equipment can be installed on the semitrailer removably by auxiliary vehicle frame, and described semitrailer is the driven trailer of no any drive source.
4. semitrailer vehicle-mounted radiation detection system according to claim 3 is characterized in that described semitrailer comprises:
The chassis;
Wheel, described wheel are positioned at an end on chassis; And
Supporting leg, described supporting leg are positioned at the other end relative with described wheel on chassis.
5. semitrailer vehicle-mounted radiation detection system according to claim 3 is characterized in that described checkout equipment also comprises:
Operational window, described operational window is fixedly mounted in the top of described auxiliary vehicle frame; With
Rotated bearing body, described rotated bearing body are installed in rotation on the top of auxiliary vehicle frame, wherein,
Be arranged on the portal frame on the rotated bearing body, it comprises perpendicular bracing frame, horizontal boom and the vertical cantilever that links to each other successively;
Described portal frame and described accelerator are installed in the opposite end of rotated bearing body, and along with rotated bearing body rotates together.
6. semitrailer vehicle-mounted radiation detection system according to claim 5 is characterized in that:
The lower end of described perpendicular bracing frame is fixed on the rotated bearing body, fixedlys connected with an end of horizontal boom in its upper end;
The other end of described horizontal boom pivots with the upper end of vertical cantilever and is connected, and the lower end of described vertical cantilever is a free end; And
In horizontal boom with vertically be provided with hydraulic cylinder between the cantilever and be used to drive vertical cantilever and rotate with respect to horizontal boom.
7. according to any one described semitrailer vehicle-mounted radiation detection system among the claim 1-6, it is characterized in that described accelerator jacking gear comprises:
Motor;
By the slide block that gearing links to each other with described motor, wherein said slide block is fixedlyed connected with described accelerator; And
Fixedly install the fixed guide on the described rotary support, wherein said slide block matches with described guide rail with along described vertical direction slidably.
8. semitrailer vehicle-mounted radiation detection system according to claim 7 is characterized in that described gearing comprises:
Match to drive the leading screw that described slide block moves with described slide block, the axis of described leading screw is coaxial with the output shaft of described motor; And
The output shaft of described motor and described leading screw are direct-connected by shaft coupling.
9. semitrailer vehicle-mounted radiation detection system according to claim 7 is characterized in that described gearing comprises:
Match to drive the leading screw that described slide block moves with described slide block, the axis of described leading screw and the output shaft of described motor are parallel to each other; And
The output shaft of described motor links to each other by gear drive, chain transmission or belt gear with described leading screw.
10. semitrailer vehicle-mounted radiation detection system according to claim 3 is characterized in that, described checkout equipment draw-gear comprises:
Be fixed to the motor on described semitrailer or the described auxiliary vehicle frame;
Connect described motor and described checkout equipment to transmit power to the gear train of checkout equipment;
Be arranged on slip or rolling bearing wheel between described checkout equipment and the described auxiliary vehicle frame, wherein
Described gear train is to be selected from least a in rack-and-pinion transmission, sprocket wheel chain drive, the transmission of leading screw screw, the transmission of belt belt wheel.
11. semitrailer vehicle-mounted radiation detection system according to claim 10 is characterized in that, described checkout equipment draw-gear comprises:
Be arranged on the fixed guide of the longitudinally extension of described auxiliary vehicle frame upper edge semitrailer;
Be arranged on slip or rolling angle sheave between described checkout equipment and the described auxiliary vehicle frame, it is used to guide described checkout equipment to move along described fixed guide.
12. semitrailer vehicle-mounted radiation detection system according to claim 11 is characterized in that also comprising:
Two terminals that are arranged on the stroke of checkout equipment draw-gear are used for locking device that described checkout equipment is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201090531U CN201440131U (en) | 2009-06-30 | 2009-06-30 | Semi-trailer vehicular radiation detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201090531U CN201440131U (en) | 2009-06-30 | 2009-06-30 | Semi-trailer vehicular radiation detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201440131U true CN201440131U (en) | 2010-04-21 |
Family
ID=42544795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201090531U Expired - Lifetime CN201440131U (en) | 2009-06-30 | 2009-06-30 | Semi-trailer vehicular radiation detection system |
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| Country | Link |
|---|---|
| CN (1) | CN201440131U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102621166A (en) * | 2011-01-30 | 2012-08-01 | 中铁快运股份有限公司 | Self-propelled radiant article detection system and detection method thereof |
| CN106371146A (en) * | 2016-11-25 | 2017-02-01 | 同方威视技术股份有限公司 | Inspection system |
-
2009
- 2009-06-30 CN CN2009201090531U patent/CN201440131U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102621166A (en) * | 2011-01-30 | 2012-08-01 | 中铁快运股份有限公司 | Self-propelled radiant article detection system and detection method thereof |
| CN106371146A (en) * | 2016-11-25 | 2017-02-01 | 同方威视技术股份有限公司 | Inspection system |
| US10481294B2 (en) | 2016-11-25 | 2019-11-19 | Nuctech Company Limited | Inspection system |
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