CN209280945U - A kind of gantry rail Formula X ray vehicle scan device - Google Patents
A kind of gantry rail Formula X ray vehicle scan device Download PDFInfo
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- CN209280945U CN209280945U CN201920107397.2U CN201920107397U CN209280945U CN 209280945 U CN209280945 U CN 209280945U CN 201920107397 U CN201920107397 U CN 201920107397U CN 209280945 U CN209280945 U CN 209280945U
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- 238000001514 detection method Methods 0.000 claims abstract description 15
- 230000005855 radiation Effects 0.000 claims description 27
- 238000003384 imaging method Methods 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000004069 differentiation Effects 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 8
- 238000007689 inspection Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
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- 229910017052 cobalt Inorganic materials 0.000 description 2
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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
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Abstract
The utility model discloses a kind of gantry rail Formula X ray vehicle scan device, including fuselage ring, penetrate source device, detector and track；The fuselage ring includes left and right vertical arm and the transverse arm for connecting left and right vertical arm；Detector is set to the vertical arm of transverse arm and side；It penetrates source device and is set to the other side and be fitted without in the vertical arm of detector；Wherein, fuselage ring penetrate source device and detector two sides are provided with the shield that shielding X-ray leaks；Fuselage ring further includes power part, and power part driving fuselage ring moves in orbit, and paths traversed forms vehicle detection region, and then realizes the scanning to vehicle.The utility model provides a kind of gantry rail Formula X ray vehicle scan device, scanning device itself movement, while solving ray emission reception and scanning motion, and at low cost, maintenance is few；It is detected vehicle compatibility height, there is no the differentiation of tested vehicle volume, weight, wheelbase, wheelspan influences；Civil engineering is few, and workload is small, it is easy to accomplish.
Description
Technical Field
The utility model belongs to the technical field of the automobile inspection, specifically speaking relates to a portal frame rail mounted X ray vehicle scanning device.
Background
With the rapid development of social economy, the rapid growth of the automobile industry is driven, motor vehicles such as automobiles become one of indispensable transportation tools in the current society, however, in order to obtain greater economic benefits, some vehicle users for goods/passenger transportation use can carry prohibited articles, contraband articles, dangerous articles and the like, and the measures seriously violate the safety standards of vehicle use and exceed the regulations of national standards, especially vehicles carrying prohibited articles, so that how to effectively perform effective perspective imaging on goods and (or) vehicles carried by vehicles becomes a difficult point.
In order to solve the above problems, some scanning devices for vehicles carrying prohibited articles, such as scanning modes in which the device moves on a track and the vehicle to be detected is stationary, scanning devices for vehicles such as an ion accelerator and a cobalt source, have appeared in recent years, but they have the following disadvantages: firstly, the equipment is static, the scanned vehicle is driven by a conveyor or a movable tray, the bearing and power of a conveying mechanism have rated requirements, the length, width, height and dead weight of the scanned vehicle are limited, the scanned vehicle is influenced by oversize, undersize or overlook and overweight, and the wheelbase of the vehicle have different requirements on the conveying mechanism; the application range of the equipment is limited, and the compatibility is poor; secondly, the requirement on civil engineering is high, and the construction quantity is large. Besides the scanning mechanism, the conveying mechanism also needs to be maintained and maintained regularly, so that the maintenance cost is high and the manufacturing cost is high; thirdly, the detected vehicle has extremely large blind area deviation due to different heights of the chassis, and the detection imaging effect is influenced; fourthly, the track wheels of the existing equipment are all fixed by bearing boxes, so that the travelling height is high, and the dead zone in the height direction from the ground to the vehicle in the scanning range is large.
Therefore, there is a need to improve the defects and shortcomings of the prior art, and provide a gantry rail-mounted X-ray vehicle scanning device, which allows the scanning device to move, solves the problems of ray emission, reception and scanning movement, and has low cost and less maintenance; the compatibility of the detected vehicle is high, the distinguishing influence of the volume, the weight, the wheelbase and the wheel base of the detected vehicle does not exist, and the application range is wide; the system has the advantages of less civil engineering, less workload, easy realization and convenient effective perspective imaging of the goods and/or the vehicles carried by the vehicles.
In view of this, the present invention is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming prior art not enough, provides one kind and can overcome above-mentioned problem or solve the portal frame rail mounted X ray vehicle scanning device of above-mentioned problem at least partially.
In order to solve the technical problem, the utility model adopts the following basic concept: a gantry rail-mounted X-ray vehicle scanning device comprises
The device comprises a machine body frame, a radiation source device, a detector and a track;
the above-mentioned
The machine body frame comprises a left vertical arm, a right vertical arm and a cross arm connected with the left vertical arm and the right vertical arm;
the detector is arranged on the transverse arm and the vertical arm on one side;
the radiation source device is arranged on the vertical arm without the detector on the other side;
wherein,
shielding bodies for shielding X-ray leakage are arranged on two sides of the radiation source device and the detector of the machine body frame;
the machine body frame further comprises a power part, the power part drives the machine body frame to move on the rail, and a passing path forms a vehicle detection area, so that the vehicle is scanned.
Further, the above
The power part comprises a road wheel, a speed reducing motor and a shaft sleeve;
the speed reducing motor drives the road wheels to rotate on the rails, so that the machine body frame can advance;
the shaft sleeve is sleeved outside the rotating shaft of the speed reducing motor and is connected with the frame of the machine body.
Further, the power unit is disposed inside the body frame.
Meanwhile, the radiation source device comprises a ray source body, a collimator and a radiation source switch.
The shielding bodies are arranged on two sides of the vertical arm and block the X-rays emitted by the radiation source device or the scattering of the X-rays on the machine body frame.
Further, the shielding body is a lead plate.
In addition, the vehicle detection region is divided into at least two sections.
Further, in the vehicle detection area, there is at least one area for parking a large vehicle or at least one area for parking a small vehicle.
And, said
X-rays emitted by the source device penetrate through the vehicle and then are projected onto the detector;
the energy of the X-ray changes due to the blocking of the vehicle of the signal received by the detector, and the signal is distinguished by strength; and converting the signals with the strength distinction into images through a processor, and finishing imaging.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has:
1. scanning equipment self removes, has solved ray emission simultaneously and has received and scanning motion, and is with low costs, maintains fewly. The compatibility of the detected vehicle is high, the distinguishing influence of the volume, the weight, the wheelbase and the wheel base of the detected vehicle does not exist, and the application range is wide; the civil engineering is less, the workload is small, and the implementation is easy;
2. the bearing is arranged in the track wheel, and the shaft sleeve with the flange is matched with the inner ring of the bearing to form the track wheel assembly. The assembly is fixed on the traveling frame by a flange attached to the shaft sleeve, and the hollow of the fixed shaft can provide an assembly space of a motor shaft; the structure replaces the fixing mode of a conventional bearing seat, so that the ground clearance of a travelling crane can be greatly reduced, and the blind area of X-ray detection is reduced;
3. the gantry structure is enlarged, the scanning length of the device is 13 meters (can be extended) by the size of 4.2 meters by 3.5 meters (height by width), and the bottom scanning blind area is smaller than 14cm and is universal for ground clearance of chassis of various vehicles; the device is suitable for specifications of various vehicles (including various buses, various trucks, various minibuses, various minicars, various tricycles and the like);
4. the light source box adopts tires as auxiliary supports, solves the construction difficulty of 3 tracks, is easy to adjust the stability of a light source part and improves the capability of adapting to pavement deviation;
5. and a vehicle-mounted traveling shielding wall is added, so that the shielding effect is enhanced, and the X-ray leakage is prevented.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a schematic structural view of a gantry rail-mounted X-ray vehicle scanning device of the present invention;
FIG. 2 is a schematic view of the frame structure of the gantry track-type X-ray scanning device of the present invention;
fig. 3 is the power part of the gantry track type X-ray vehicle scanning device of the present invention.
In the figure: 1. a fuselage frame; 101. a vertical arm; 102. a cross arm; 2. a radiation source device; 201. a radiation source body; 202. a collimator; 203. a radiation source switch; 3. a track; 4. a power section; 401. a road wheel; 402. a reduction motor; 403. a shaft sleeve; 5. a shield; 6. a vehicle detection area.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
With the rapid development of social economy, the rapid growth of the automobile industry is driven, motor vehicles such as automobiles become one of indispensable transportation tools in the current society, however, in order to obtain greater economic benefits, some vehicle users for goods/passenger transportation use can carry prohibited articles, contraband articles, dangerous articles and the like, and the measures seriously violate the safety standards of vehicle use and exceed the regulations of national standards, especially vehicles carrying prohibited articles, so that how to effectively perform effective perspective imaging on goods and (or) vehicles carried by vehicles becomes a difficult point.
The utility model discloses, based on china's china
GBZ143-2015 standard, a) inspection system for truck or cargo which is driverless, in inspection object classification.
In the GBT 19211-: the object to be detected is fixed, and imaging devices such as a radiation source and a detector are moved to realize the radiation imaging inspection system.
3.9 the radiation control region: an area divided at a radiation workplace where special precautions and safety measures are or may be required to: a) controlling normal irradiation or preventing pollution diffusion under normal working conditions; b) preventing potential irradiation or limiting its extent.
3 terms and definitions the definitions in relation to GB/T4960.6-2008 apply to this document as well as the following terms and definitions.
3.1 perspective image: x-rays pass through the object under examination and produce projection images due to differences in their attenuation levels.
3.2 cargo and/or vehicle inspection system of the radiative type: a system for acquiring transmission images of cargo and/or vehicles using X and radiation detectors.
It is based on the above criteria or application that the present application develops.
In order to solve the above problems, some scanning devices for vehicles carrying prohibited articles, such as scanning modes in which the device moves on a track and the vehicle to be detected is stationary, scanning devices for vehicles such as an ion accelerator and a cobalt source, have appeared in recent years, but they have the following disadvantages: firstly, the equipment is static, the scanned vehicle is driven by a conveyor or a movable tray, the bearing and power of a conveying mechanism have rated requirements, the length, width, height and dead weight of the scanned vehicle are limited, the scanned vehicle is influenced by oversize, undersize or overlook and overweight, and the wheelbase of the vehicle have different requirements on the conveying mechanism; the application range of the equipment is limited, and the compatibility is poor; secondly, the requirement on civil engineering is high, and the construction quantity is large. Besides the scanning mechanism, the conveying mechanism also needs to be maintained and maintained regularly, so that the maintenance cost is high and the manufacturing cost is high; thirdly, the detected vehicle has extremely large blind area deviation due to different heights of the chassis, and the detection imaging effect is influenced; fourth, the current equipment rail wheel all adopts the fixed wheel of bearing box, causes the driving height higher, and the scanning range is great from ground to the direction of height blind area of vehicle, the utility model discloses based on this and expand, concrete technical scheme as follows.
As shown in fig. 1 to 3, the gantry rail 3 type X-ray vehicle scanning device of the present invention comprises a body frame 1, a radiation source device 2, a detector and a rail 3; the machine body frame 1 comprises a left vertical arm 101, a right vertical arm 101 and a cross arm 102 connected with the left vertical arm 101 and the right vertical arm 101; the detector is arranged on the cross arm 102 and the vertical arm 101 on one side; the radiation source device 2 is arranged on a vertical arm 101 without a detector on the other side;
wherein, the two sides of the radiation source device 2 and the detector of the machine body frame 1 are provided with shielding bodies 5 for shielding the leakage of the X-ray; the body frame 1 further comprises a power part 4, the power part 4 drives the body frame 1 to move on the track 3, and a passing path forms a vehicle detection area 6, so that scanning of a vehicle is achieved.
Further, the power section 4 includes a road wheel 401, a reduction motor 402, and a bushing 403; the speed reducing motor 402 drives the road wheels 401 to rotate on the rails 3, so that the machine body frame 1 advances; the bushing 403 is sleeved outside the rotation shaft of the reduction motor 402 and connected to the body frame 1. Further, the power unit 4 is provided inside the body frame 1.
Meanwhile, the radiation source device 2 comprises a radiation source body 201, a collimator 202 and a radiation source switch 203.
The shields 5 are provided on both sides of the vertical arm 101, and block the X-rays emitted from the source device 2 or scattering of the X-rays at the body frame 1. Further, the shield 5 is a lead plate.
In addition, the vehicle detection region 6 is divided into at least two sections. Further, in the vehicle detection area 6, there is at least one area for parking a large vehicle or at least one area for parking a small vehicle.
Moreover, the X-ray emitted by the source device 2 passes through the vehicle and then is projected on the detector; the energy of the X-ray changes due to the blocking of the vehicle of the signal received by the detector, and the signal is distinguished by strength; and converting the signals with the strength distinction into images through a processor, and finishing imaging.
Scanning equipment self removes, has solved ray emission simultaneously and has received and scanning motion, and is with low costs, maintains fewly. The compatibility of the detected vehicle is high, the distinguishing influence of the volume, the weight, the wheelbase and the wheel base of the detected vehicle does not exist, and the application range is wide; the civil engineering is less, the workload is small, and the implementation is easy; the bearing is built into the track 3 wheel, and the flange-equipped sleeve 403 is fitted with the inner ring of the bearing to form a track 3 wheel assembly. The assembly is fixed on the traveling frame by a flange attached to a shaft sleeve 403, and the inner diameter of the shaft sleeve 403 can provide an assembling space for a motor shaft; the structure replaces the fixing mode of a conventional bearing seat, so that the ground clearance of a travelling crane can be greatly reduced, and the blind area of X-ray detection is reduced; the gantry structure is enlarged, the scanning length of the device is 13 meters (can be extended) by the size of 4.2 meters by 3.5 meters (height by width), and the bottom scanning blind area is smaller than 14cm and is universal for ground clearance of chassis of various vehicles; the device is suitable for specifications of various vehicles (including various buses, various trucks, various minibuses, various minicars, various tricycles and the like); the light source box adopts tires as auxiliary supports, solves the construction difficulty of 3 tracks 3, is easy to adjust the stability of a light source part, and improves the capability of adapting to pavement deviation; and a vehicle-mounted traveling shielding wall is added, so that the shielding effect is enhanced, and the X-ray leakage is prevented.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be interpreted as reflecting an intention that: rather, the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.
Claims (9)
1. The utility model provides a portal frame track (3) formula X ray vehicle scanning device which characterized in that: comprises that
The device comprises a machine body frame (1), a radiation source device (2), a detector and a track (3);
the above-mentioned
The machine body frame (1) comprises a left vertical arm (101), a right vertical arm (101) and a cross arm (102) connected with the left vertical arm and the right vertical arm (101);
the detector is arranged on the cross arm (102) and the vertical arm (101) on one side;
the radiation source device (2) is arranged on a vertical arm (101) of which the other side is not provided with a detector;
wherein,
shielding bodies (5) for shielding X-ray leakage are arranged at two sides of a radiation source device (2) and a detector of the machine body frame (1);
the machine body frame (1) further comprises a power part (4), the power part (4) drives the machine body frame (1) to move on the track (3), and a passing path forms a vehicle detection area (6) so as to scan a vehicle.
2. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 1, characterized in that: the above-mentioned
The power part (4) comprises a road wheel (401), a speed reducing motor (402) and a shaft sleeve (403);
the speed reducing motor (402) drives the road wheels (401) to rotate on the track (3), so that the machine body frame (1) advances;
the shaft sleeve (403) is sleeved outside the rotating shaft of the speed reducing motor (402) and is connected with the machine body frame (1).
3. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 2, characterized in that: the power part (4) is arranged in the machine body frame (1).
4. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 1, characterized in that: the radiation source device (2) comprises a radiation source body (201), a collimator (202) and a radiation source switch (203).
5. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 1, characterized in that: the shielding bodies (5) are arranged on two sides of the vertical arm (101) and used for blocking X-rays emitted by the radiation source device (2) or scattering of the X-rays on the machine body frame (1).
6. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 5, characterized in that: the shielding body (5) is a lead plate.
7. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 1, characterized in that: the vehicle detection region (6) is divided into at least two portions.
8. A gantry rail (3) type X-ray vehicle scanning apparatus according to claim 7, characterized in that: in the vehicle detection area (6), at least one area is used for parking large vehicles or at least one area is used for parking small vehicles.
9. A gantry rail (3) type X-ray vehicle scanning apparatus according to any one of claims 1-8, characterized in that: the above-mentioned
X-rays emitted by the source device (2) penetrate through the vehicle and then are projected onto the detector;
the energy of the X-ray changes due to the blocking of the vehicle of the signal received by the detector, and the signal is distinguished by strength; and converting the signals with the strength distinction into images through a processor, and finishing imaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920107397.2U CN209280945U (en) | 2019-01-22 | 2019-01-22 | A kind of gantry rail Formula X ray vehicle scan device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920107397.2U CN209280945U (en) | 2019-01-22 | 2019-01-22 | A kind of gantry rail Formula X ray vehicle scan device |
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| CN209280945U true CN209280945U (en) | 2019-08-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881442A (en) * | 2021-01-26 | 2021-06-01 | 西安增材制造国家研究院有限公司 | Detachable sliding door type industrial online CT |
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2019
- 2019-01-22 CN CN201920107397.2U patent/CN209280945U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881442A (en) * | 2021-01-26 | 2021-06-01 | 西安增材制造国家研究院有限公司 | Detachable sliding door type industrial online CT |
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