CN1880948A - X ray detection apparatus - Google Patents
X ray detection apparatus Download PDFInfo
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- CN1880948A CN1880948A CNA2006100935885A CN200610093588A CN1880948A CN 1880948 A CN1880948 A CN 1880948A CN A2006100935885 A CNA2006100935885 A CN A2006100935885A CN 200610093588 A CN200610093588 A CN 200610093588A CN 1880948 A CN1880948 A CN 1880948A
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- 238000001514 detection method Methods 0.000 title description 4
- 230000007246 mechanism Effects 0.000 claims description 165
- 230000005855 radiation Effects 0.000 claims description 22
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000007689 inspection Methods 0.000 abstract description 23
- 238000012546 transfer Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 230000003028 elevating effect Effects 0.000 description 7
- 230000014509 gene expression Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
- G01N23/083—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/10—Different kinds of radiation or particles
- G01N2223/101—Different kinds of radiation or particles electromagnetic radiation
- G01N2223/1016—X-ray
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/631—Specific applications or type of materials large structures, walls
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Abstract
The X ray inspection equipment has one management area, which is closed with shielding walls and possesses an entrance side shielding door, an exit side shielding door and an X ray irradiation device. In the X ray inspection position inside the management area, the inspected matter is X ray inspected. At least one of the direction, in which the inspected matter is fed to the management area through the entrance side shielding door, and the direction, in which the inspected matter is delivered out of the management area through the exit side shielding door, is not the same as the direction for the inspected matter to pass through the X ray inspection position. Therefore, the X ray inspection equipment needs relatively short field.
Description
Technical field
The present invention relates to X ray examination equipment, the checked property that makes the vehicle that is mounted with container or automobile etc. is by the X ray examination position in the management area, during this period with roentgen radiation x to described checked property, with stacked goods or the automobile itself in the inspection container.
Background technology
As exposing in the container that cargoes imported and exported use or the mechanism of the social undesirable substance of the firearms of hiding in the automobile, drugs etc. or wrongful import and export declaration article etc. is following device, each is mounted with the vehicle (hereinafter referred to as the container vehicle) of container or the X ray examination position that automobile (hereinafter referred to as checked property) is sent into the management area that has shielded the X line, the exposure isoradial is checked checked property, and such testing fixture just is being introduced into domestic.
Such checkout facility is directly checked under can the state of inside on being loaded into vehicle to container cargo, even van container that boats and ships are used or automobile, also just need not unpack or dismantle and to carry out internal check, so significantly shorten the supervision time, also can realize the efficient activity of logistics, therefore, have reason to think that demand progressively increases from now on.
As the X ray examination method that is used for such purpose, it is the related X ray examination method (with reference to patent documentation 1) of invention in the past of Fig. 8 that the side view of its embodiment that is fit to of expression is for example arranged.According to this example in the past, make the vehicle 32 that is mounted with container 33 by screened room 34, and the container 33 that during this period vehicle 32 is loaded carries out the X ray examination, in the method, the vehicle of screened room 34 with passage 35 below, be formed with the chassis that forms along its length direction with passage 36.
Simultaneously, by being closed in switching shield door 37a, the 37b freely that vehicle is provided with near the front and back the central portion of passage 36 with passage 35 and chassis, and vehicle with passage 35 and chassis with dividing formation screened room 34 in the passage 36.Following method is arranged, promptly use and lay guide rail 38 on the passage 36 at this chassis, and be arranged on the conveying carrier 40 that travels automatically on this guide rail 38, lift the wheel 39 of the vehicle 32 that need carry out the X ray examination by conveying carrier 40, make this vehicle 32 pass through screened room 34 simultaneously, carry out the X ray examination thus with uniform velocity.
In addition, in described X ray examination method, roentgen radiation x device 31 is set above screened room 34, by this roentgen radiation x device 31, every at the appointed time with uniformly-spaced to the vehicle that is mounted with container 33 32 exposures by screened room 34, detect the X lines by the X thread detector 42 that below screened room 34, is provided with simultaneously.Simultaneously, with good grounds this detected scan image that sees through the X line carries out the X ray examination method of X ray examination.
About the related X ray examination of such example in the past, below, in order to help further understanding, being Fig. 9 with reference to the stereographic map of X ray examination equipment describes the flow process of its inspection.(with reference to non-patent literature 1).
At first, in Fig. 9, the right-hand driver who enters into inlet threshing ground (yard) 51 container vehicle 50 from the house, the entrance side shield door 53a the place ahead in X ray examination tunnel (screened room) 52 stops container vehicle 50 and gets off.
Then, described not shown conveying carrier (first conveying carrier) lifts described vehicle front wheele part, and entrance side shield door 53a opens, and afterwards, travels automatically with the speed about per minute 20m in X ray examination tunnel 52.At the central portion of checking tunnel 52, in case described container vehicle 50 stops, container vehicle 50 just is released from first conveying carrier, and described chassis is got back to the inlet threshing ground.After entrance side shield door 53a closed, container vehicle 50 was checking that tunnel 52 central portions are lifted by second conveying carrier, and 54 beginnings are travelled automatically towards the outlet threshing ground.
Soon, from horizontal X beam generating apparatus 55a and vertical ray generation device 55b container exposure, detect the X line that sees through and collect view data by horizontal X thread detector 56a and vertical ray detecting device 56b to container vehicle 50.
After roentgen radiation x finished, outlet side shield door 53b opened, and container vehicle 50 moves to outlet threshing ground 54.Move to the assigned position in outlet threshing ground 54 when container vehicle 50 after, second conveying carrier stops, and container vehicle 50 is released from second conveying carrier, and described chassis is got back to the central portion of checking tunnel 52, and outlet side shield door 53b closes.During this period, first conveying carrier is carried next vehicle to the central portion of checking tunnel 52.
Before, awaited orders in outlet threshing ground 54 by the passage of special use entering the driver who has got off in threshing ground 51.After outlet side shield door 53b closed, the driver was multiplied by vehicle 50 and moves outside the house at this.Before understanding X ray examination result, await orders in the parking lot in the venue.After the roentgen radiation x of a container vehicle finished, at central authorities' control inspection chamber, the prosecutor judged to have or not improper article by terminal Analysis of X line image data.By above periodically repeatedly circulation, carry out X ray examination business.
Patent documentation 1: the spy opens the 2003-287507 communique
Non-patent literature 1: mill skill newspaper, Vol.43, No.3, p.92～95 (2003-5) are broadcast in the Ishikawa island
Above-mentioned routine in the past related X ray examination equipment as shown in Figure 9, from the inlet threshing ground of container vehicle, check the tunnel, be configured to a linearity to the inspection route that exports the threshing ground.For this reason, need the very long place of length direction.That is, if comprise the zone that the container vehicle enters/withdraws to enter the mouth threshing ground and outlet threshing ground, then the required length of the length direction in place is 150～200m.
In addition, as mentioned above,,, directly run into entrance side shield door and outlet side shield door so irradiated X line is returned through primary event owing to check that route is configured to a linearity.Therefore, if these material is made of iron, the thickness that then is used to shield the X line need be for about 100mm, and aspect weight, every Yishanmen is 30～40 tons.
On the other hand, the checking ability specification of the standard of this checkout facility is needed as each hour and can checks 20 vehicles.For this reason, the switching time of described shield door need be for about 10 seconds, but because weight recited above, so the capacity of the CD-ROM drive motor of switching station need is required to be several 10KW.
And as reference Fig. 9 was illustrated, the driver of container vehicle got off in entering the zone before inspection, was multiplied by vehicle afterwards after checking end, so withdraw to withdrawing from the zone, needed moving of long distance.In addition, enter oral-lateral and separate across screened room, so need enter oral-lateral and receding side configuration monitoring driver's follow-up work personnel respectively with the receding side.
Summary of the invention
The object of the present invention is to provide the X ray examination equipment that does not need long place.
In order to achieve the above object, the mechanism that technical scheme 1 related X ray examination equipment of the present invention adopts is an X ray examination equipment, it has the management area, this management area conductively-closed wall encirclement also has the entrance side shield door, outlet side shield door and roentgen radiation x device, wherein, be fed to the locational checked property of X ray examination in the described management area, X line by described roentgen radiation x device irradiation is carried out the X ray examination, it is characterized in that, the described entrance side shield door of described checked property process is fed to the direction of sending in the described management area, be sent at least one side in the transport direction outside the described management area with described checked property through described outlet side shield door, inequality with described checked property by the direction of described X ray examination position.
The mechanism that technical scheme 2 related X ray examination equipment of the present invention adopt, it is characterized in that, describedly send into direction and described checked property is inequality by the direction of described X ray examination position, and described X ray examination equipment also has entrance side travel mechanism, this entrance side travel mechanism makes the described checked property that is fed in the described management area move to described X ray examination position along the direction of described checked property by described X ray examination position.
The mechanism that technical scheme 3 related X ray examination equipment of the present invention adopt, it is characterized in that, described transport direction and described checked property are inequality by the direction of described X ray examination position, and described X ray examination equipment also has outlet side travel mechanism, this outlet side travel mechanism, the checked property that the X ray examination has been through with moves closer to the position of described outlet side shield door along described transport direction.
The mechanism that technical scheme 4 related X ray examination equipment of the present invention adopt, in the described X ray examination of in technical scheme 1～3 each equipment, it is characterized in that, described management area also has the main shield wall that part is surrounded described roentgen radiation x device, this main shield wall is used to cover the primary event X line that is reflected by described checked property from the X line of described roentgen radiation x device ejaculation, wherein, at least one side in described entrance side shield door and the described outlet side shield door is arranged on the position that described primary event X line is covered by described main shield wall.
The mechanism that technical scheme 5 related X ray examination equipment of the present invention adopt, in the described X ray examination of in technical scheme 1～3 each equipment, it is characterized in that, the monitoring room of awaiting orders places the outside of described management area, and near described entrance side shield door and the outlet side shield door, the driver who is used to transport checked property await orders and the follow-up work personnel resident.
The X ray examination equipment related according to technical solution of the present invention 1, because described checked property passes through described outlet side shield door and is sent at least one side in the transport direction outside the described management area through send into direction and the described checked property that described entrance side shield door is fed to described the management area in, inequality with described checked property by the direction of described X ray examination position, so need not be straight line first class line from described direction to the whole inspection route of X ray examination position and transport direction of sending into, thereby do not need long place.
In addition, the X ray examination equipment related according to technical solution of the present invention 2, because specific is following structure, be describedly to send into direction and described checked property is inequality by the direction of described X ray examination position, and described X ray examination equipment also has entrance side travel mechanism, this entrance side travel mechanism, make the described checked property that is fed in the described management area along the direction of described checked property by described X ray examination position, move to described X ray examination position, so that the structure that described checked property is sent into to X ray examination position specialize.
And, the X ray examination equipment related according to technical solution of the present invention 3, because specific is following structure, be describedly to send into direction and described checked property is inequality by the direction of described X ray examination position, and described X ray examination equipment also has outlet side travel mechanism, this outlet side travel mechanism, make checked property that the X ray examination has been through with move closer to the position of described outlet side shield door along described transport direction, so that send the structure of the described checked property that the X ray examination has been through with from X ray examination position and specialize.
In addition, the X ray examination equipment related according to technical solution of the present invention 4, owing to also have the main shield wall that surrounds described roentgen radiation x device, this main shield wall is used to cover the primary event X line that is reflected by described checked property from the X line of described roentgen radiation x device ejaculation, wherein, at least one side in described entrance side shield door and the described outlet side shield door is arranged on the position that described primary event X line is covered by described main shield wall, so can make the thickness attenuation of the shield door that covers primary event X line, its result can also make the quantification in light weight of door.
In addition, the X ray examination equipment related according to technical solution of the present invention 5, monitoring room places the outside of described management area owing to await orders, and near described entrance side shield door and the outlet side shield door, the driver who is used to transport checked property await orders and the follow-up work personnel resident, so the driver of container vehicle or automobile need not begin to move during the inspection end from inspection, and can be this indoor awaiting orders.And, have only a place owing to monitor the place, so only just can deal with follow-up work personnel.
Description of drawings
Fig. 1 is the vertical view of the related X ray examination equipment of expression embodiments of the present invention 1.
Fig. 2 be with the A-A section that schematically shows Fig. 1 to view.
Fig. 3 be presentation graphs 1 the B-B section to view.
Fig. 4 be presentation graphs 1 the C-C section to view.
Fig. 5 be presentation graphs 1 the D-D section to view.
Fig. 6 is the vertical view of the related X ray examination equipment of expression embodiments of the present invention 2.
Fig. 7 is the vertical view of the related X ray examination equipment of expression embodiments of the present invention 3.
Fig. 8 is the side view of the suitable embodiment of the X ray examination method of representing that in the past invention is related.
Fig. 9 is the stereographic map of the X ray examination equipment of representing that in the past invention is related.
Among the figure:
X
1-horizontal X beam irradiating apparatus; X
2-vertical ray irradiation unit; D
1-horizontal X line detector; D
2-vertical ray pick-up unit; 1-X ray examination equipment; 2-checks the house; The 3-management area; 3a-entrance side management area; 3b-outlet side management area; 4-main shield wall; 5a-entrance side shield door; 5b-outlet side shield door; The 6-shielding wall; 7,7a, 7b-send into and send the zone; 8a-entrance side first travel mechanism; 8b-outlet side first travel mechanism; The 10-pallet; The 11a-CD-ROM drive motor; 12a, 12b, 12c-driven roller; 13a, 13b-hang plate; 14a, 14b-turning center; 15a-entrance side second travel mechanism; 15b-outlet side second travel mechanism; The 16a-wheel; 17a, 17b-track; 18-X ray examination position; 19-transfer travel mechanism; 20-container vehicle; The 21-container; The 22-vehicle; The 23-endless chain; The 24-sprocket wheel; The 25-traverse table; The 26-monitoring room of awaiting orders.
Embodiment
Though the inspection object of X ray examination equipment of the present invention is described such container vehicle or automobile,, in the following description, describe as the container vehicle with checked property for easy understanding.
In Fig. 1, X ray examination equipment 1 involved in the present invention is set to be checked in the house 2.Symbol 3 expressions are used to shield management area influence, that use shielding wall 6 to surround that the X line produces the outside, and have entrance side shield door 5a and outlet side shield door 5b.In Fig. 1, represent that described shield door 5a, 5b are by opened state.
And, form following two throughput directions, promptly checked property is admitted to sending into direction and checking that described checked property after finishing is sent the outer transport direction in described management area 3 through described outlet side shield door 5b in the described management area 3 through described entrance side shield door 5a.
At these entrance sides first 8a of travel mechanism and above outlet side first 8b of travel mechanism, the driven roller 12a that is driven by CD-ROM drive motor 11a rotation is installed.And, at arbitrary driven roller 12a of entrance side first 8a of travel mechanism or outlet side first 8b of travel mechanism, above the 12b, loading pallet 10.
Fig. 2 is expression, in Fig. 1, on the driven roller 12a of entrance side first 8a of travel mechanism, load the pallet 10 carry the container vehicle state the A-A section schematically to view.In addition, Fig. 3 be illustrated in the Fig. 1 under the described state the B-B section to view.
In Fig. 2 and Fig. 3, the driver drives the container vehicle 20 that is made of unchecked container 21 and the vehicle 22 that is mounted with this container, go up a slope to enter to send into by hang plate 13a shown in Figure 1 and send zone 7, and make container vehicle 20 be carried on the pallet 10 on the driven roller 12a and stop.At this, the driver gets off, and awaits orders as described later.
Then, in Fig. 1, entrance side shield door 5a and outlet side shield door 5b both by under the opened state, by making the driven roller 12a rotation of entrance side first 8a of travel mechanism, the unchecked described container vehicle 20 that is carried on pallet 10 is admitted to management area 3 through entrance side shield door 5a with pallet 10.
In addition, at synchronization, the container vehicle (not shown) after the inspection of carrying on other the pallet finishes 3 is sent to send into through outlet side shield door 5b and sends zone 7 from the management area by the rotation of the driven roller 12b of outlet side second 15b of travel mechanism described later and outlet side first 8b of travel mechanism.
Container vehicle (not shown) after check finishing is sent to send into pallet by the driven roller 12b of Fig. 1 and outlet side first 8b of travel mechanism shown in Figure 3 sends zone 7, the driver who awaits orders as hereinafter described rides once more, and steering vehicle passes out to from hang plate 13b descending to send into and sends outside the zone 7.
After this, pallet 10 on outlet side first 8b of travel mechanism, the not shown elevating mechanism by traverse table 25 is risen is suspended to the specified altitude of distance driven roller 12b, and by the travelling of traverse table 25, with across mode be transferred to entrance side first 8a of travel mechanism top.Move to the pallet 10 of entrance side first 8a of travel mechanism, by elevating mechanism described traverse table 25 is descended and be moved on the driven roller 12a.
Described traverse table 25 is made of endless chain 23, sprocket wheel 24, elevating mechanism and CD-ROM drive motor (not shown).And, in Fig. 3, be rotated counterclockwise by making sprocket wheel 24, under the state that is suspended in chain 23, move to the position of entrance side first 8a of travel mechanism.
Like this, can pass through described traverse table 25, the pallet 10 of bearing container vehicle 20 is transferred to entrance side first 8a of travel mechanism from outlet side first 8b of travel mechanism, so can use described pallet 10 repeatedly, Min. suppresses pallet quantity as required.
The structure that the moving method of above-mentioned pallet 10 adopts is, by the additional elevating mechanism that is arranged on the traverse table 25, make described traverse table 25 rise to specified altitude, the pallet 10 of outlet side first 8b of travel mechanism is suspended at traverse table 25 tops, and be transferred to the position of entrance side first 8a of travel mechanism, make traverse table 25 drop to specified altitude, and migration pallet 10, though above-mentioned structure is illustrated, by elevating mechanism is set also obtains identical effect in that the described 8a of travel mechanism, 8b side being additional.
That is,, the described pallet 10 on outlet side first 8b of travel mechanism is moved to traverse table 25 temporarily by the decline of the additional elevating mechanism that is provided with.After this, carry this pallet 10, and it is moved to entrance side first 8a of travel mechanism top by travelling of this traverse table 25.Then, the elevating mechanism by entrance side first 8a of travel mechanism rises entrance side first 8a of travel mechanism, and described pallet 10 is moved on the driven roller 12a of entrance side first 8a of travel mechanism.
On the other hand, on the management area 3 of Fig. 1, on the extended line that entrance side first 8a of travel mechanism arranges, has turning center 14a, and being equipped with entrance side second 15a of travel mechanism, it accepts the pallet 10 that is equipped with unchecked container vehicle 20 from described entrance side first 8a of travel mechanism.Simultaneously, on the extended line that outlet side first 8b of travel mechanism arranges, has turning center 14b, and being equipped with outlet side second 15b of travel mechanism with parastate, it is accepted from transfer described later travel mechanism and is equipped with the pallet 10 of checking the container vehicle that finishes.
At these entrance sides second 15a of travel mechanism and above outlet side second 15b of travel mechanism, be provided with structure and described entrance side first 8a of travel mechanism and identical driven roller 12a, the 12b of outlet side first 8b of travel mechanism separately, rotate these driven rollers of driving 12a, 12b by CD-ROM drive motor, and carry out the conveying of pallet 10 by this driven roller 12a, 12b.
And, when being in described entrance side second 15a of travel mechanism and accepting the pallet 10 that carries unchecked container vehicle 20, described outlet side second 15b of travel mechanism will check that the container vehicle 20 that finishes is when sending into outlet side first 8b of travel mechanism that sends zone 7 and send, these entrance sides second 15a of travel mechanism and outlet side second 15b of travel mechanism are the center with turning center 14a, 14b separately, in X ray examination described later position 18 turn to the be in line position of shape of checked property moving direction.
Promptly, under the situation of the paper of vertical view 1, entrance side second 15a of travel mechanism is that the center turns clockwise with turning center 14a, outlet side second 15b of travel mechanism is rotated counterclockwise with turning center 14b, rotate to respectively simultaneously in X ray examination described later position 18 and the be in line position of shape of checked property moving direction, become the state of linearity until entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism.
And then, X ray examination position 18 between separately turning center 14a, the 14b of described entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism is provided with driven roller 12c configuration transfer travel mechanism 19 in the above, described entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism become the state of the linearity that clips this transfer travel mechanism 19 after above-mentioned rotation finishes.
Then, the turning mechanism to above-mentioned entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism describes.One of the turning mechanism of described entrance side second 15a of travel mechanism as shown in Figure 1, in the bottom surface position, management area 3 that is positioned at away from this turning center 14a, lays the track 17a of the radius-of-curvature that to have with described turning center 14a be the center.
Fig. 4 be presentation graphs 1 entrance side second 15a of travel mechanism the C-C section to view.And as shown in the drawing, on described track 17a, by the rolling of pricking wheel driven 16a by not shown driving shaft, it is mobile that described entrance side second 15a of travel mechanism is with turning center 14a that the center is rotated.
About the turning mechanism of outlet side second 15b of travel mechanism, only be that with entrance side second 15a of the travel mechanism difference sense of rotation is a reverse direction, other mechanism is identical with the turning mechanism of described entrance side second 15a of travel mechanism, the Therefore, omited explanation.
Then, as mentioned above, clip described X ray examination position 18 (transfer travel mechanism 19) when becoming the state of linearity at described entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism, drive by each driven roller 12a that on described entrance side second 15a of travel mechanism, transfer travel mechanism 18 and outlet side second 15b of travel mechanism, is provided with, the rotation of 12c, 12b, the pallet 10 that carries container vehicle 20 moves to outlet side second 15b of travel mechanism through transfer travel mechanism 18 successively from entrance side second 15a of travel mechanism.
Fig. 5 be presentation graphs 1 the D-D section to view.Represent that in Fig. 5 entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism carry out the state before the above-mentioned turning.
Symbol X among the figure
2Expression vertical ray irradiation unit, it is configured as follows described: on the driven roller 12c of transfer travel mechanism 18, container vehicle 20 is carried on the pallet 10 and moves, in the container 21 that carries on the detected set vanning vehicle 20, and the X line of irradiation vertical direction.And the structure that adopts is, by vertical ray pick-up unit D
2, detect the X line that sees through the vertical direction in the container 21.
Equally, as shown in Figure 1, horizontal X beam irradiating apparatus X
1Be configured to the X line towards the container 21 illumination levels directions of loading on container vehicle 20, described container vehicle 20 is carried on pallet 10 and moves on the driven roller 12c of transfer travel mechanism 18.And the structure that adopts is, by horizontal X line detector D
1, detect the X line that sees through the horizontal direction in the container 21.
In addition,, make up main shield wall 4, feasible these levels and the vertical ray irradiation unit X of surrounding as Fig. 1 and shown in Figure 5 three-dimensionally
1And X
2, level and vertical ray pick-up unit D
1And D
2, prevent that the X line from leaking into the outside.Described main shield wall 4 is constituted as, by level and vertical ray irradiation unit X
1And X
2At least prevent horizontal X line and vertical ray, after the reflection primary event, get back to entrance side shield door 5a and outlet side shield door 5b towards described container 21 irradiations.
That is, by constituting main shield wall 4 as illustrated in fig. 1, in the scope of the angle [alpha] that the X of described at least primary event line does not reflect, configuration entrance side shield door 5a and outlet side shield door 5b.Described main shield wall 4 is made of common concrete or iron, but by described such structure, owing to do not reflect through the X of primary event line, so can make the thickness attenuation of the two 5a of these shield doors, 5b.
In addition, therefore the weight of described shield door 5a, 5b lightens, and also can reduce the motor capacity of the switching that drives these.And then, by shield door 5a, the 5b of neighbor configuration entrance side and outlet side, and the weight saving that makes these shield doors 5a, 5b, thereby can shared described CD-ROM drive motor.
In addition, the roentgen radiation x device X that uses in order to realize described purpose
1And X
2, adopt common high energy electron beam accelerator, adopt its acceleration energy to be generally the device of the capacity of 9MeV (megaelectron volt).And, as X line detector D
1And D
2, can use and be close to the scintillater device that the X line is converted to light on the surface of photodiode.And the structure that adopts is, will convert electric signal to by the X line that sees through that this X line detector detects, and sends to image processing apparatus (not shown).
And, in Fig. 1, be carried on the pallet 10 and when moving, the container vehicle 20 after the inspection that X ray examination position 18 (transfer travel mechanism 19) undertaken by roentgen radiation x finishes finishes to move at outlet side second 15b of travel mechanism.So this outlet side second 15b of travel mechanism is the center with separately turning center 14b, 14a side by side with entrance side second 15a of travel mechanism, turn to the two original position (position of Fig. 1) of configured in parallel.
After finishing above-mentioned rotation, entrance side shield door 5a and outlet side shield door 5b open, the described container vehicle 20 that inspection is through with passes through the rotation of the driven roller 12b of outlet side second 15b of travel mechanism, is delivered to pallet and sends into outlet side first 8b of travel mechanism that sends zone 7.Simultaneously, pallet that awaiting orders, that carry unchecked container vehicle 20 is delivered to entrance side second 15a of travel mechanism of management area 3 on entrance side first 8a of travel mechanism.
As mentioned above, from to send into direction be not linearity through X ray examination position until the whole inspection route of transport direction but come and go the inspection route of shape, constitute X ray examination equipment with this, so the length corresponding with checking the house can foreshorten to about 50m～60m, thereby do not need long place.
In addition, after unchecked container vehicle being carried on the pallet 10 of sending into entrance side first 8a of travel mechanism that sends zone 7, the driver of container vehicle gets off, and enter the monitoring room 26 of awaiting orders shown in Figure 3, finish and be delivered to be ready before sending into outlet side first 8b of travel mechanism that sends zone 7 checking.Then, when the inspection of container vehicle 20 finished the back and passes out to outlet side first 8b of travel mechanism, this driver was multiplied by the container vehicle of checking after finishing 20 once more, drove and from hang plate 13b descending and be withdrawn into to send into and send outside the zone 7.
The described monitoring room 26 of awaiting orders is described sending between entrance side first 8a of travel mechanism and outlet side first 8b of travel mechanism that sends zone 7 shown in Figure 3, position near entrance side shield door 5a and outlet side shield door 5b, and be configured in the top position of described traverse table 25, make not hinder the pallet 10 that moves by traverse table 25.That is, this monitoring room 26 of awaiting orders does not make up by being supported on ground pillar, but needs the beam of the above-below direction of the paper by Fig. 1 to support, or makes up by the ceiling that is hung in house 2.
In addition, monitor that these drivers' follow-up work personnel are as long as just can monitor its situation in this awaits orders monitoring room 26.At this moment, because the driver must await orders in this awaits orders monitoring room 26, just can deal with so need only follow-up work personnel.
By above-described inspection circulation repeatedly, can under the prerequisite of not losing time, carry out the X ray examination to container 21 successively.
More than, in embodiments of the present invention 1, show following embodiment, promptly open and close entrance side shield door 5a and outlet side shield door 5b simultaneously, and send into to management area 3 simultaneously and send the pallet 10 that carries container vehicle 20, yet the switching moment of the former two 5a, 5b is the carrying out of while necessarily.
In addition, show entrance side second 15a of travel mechanism and accept the pallet 10 that is carried unchecked container vehicle 20, outlet side second 15b of travel mechanism accepts the pallet 10 that is carried Insp'd container vehicle 20, and rotate the embodiment of described second 15a of travel mechanism and outlet side second 15b of travel mechanism simultaneously, but the rotation of above-mentioned two 15a of travel mechanism, 15b may not necessarily be carried out simultaneously.
And, constitute entry-line and withdraw from the arrangement of circuit before the rotation of described entrance side and outlet side second 15a of travel mechanism, 15b by described entrance side first 8a of travel mechanism and entrance side second 15a of travel mechanism by what described outlet side first 8b of travel mechanism and outlet side second 15b of travel mechanism constituted, may not can be two circuits to be set in line or are set on the either direction as arranging with parallel shape as shown in Figure 1 according to the situation that required place is set.
In addition, the roentgen radiation x device of exposure and the X line detector of the X line that detection sees through for detected set vanning vehicle 20 show the roentgen radiation x device X with level and vertical two directions in the above-described embodiment
1And X
2, and X line detector D
1And D
2, detect but may not one fix on two directions of level and vertical direction.
That is, also can possess following device: if meet at right angles with the moving direction of checked property on the X ray examination position 18, then can be from the roentgen radiation x and the detection of two directions arbitrarily.In addition, also can possess following device: according to occasion, might not need to detect, from also can with rectangular either direction irradiation of the moving direction of described checked property and detection X line from both direction.
In addition, carry the device of the pallet 10 of described container vehicle 20 as conveying, though adopted the entrance side and outlet side first 8a of travel mechanism and 8b, transfer travel mechanism 18 and entrance side and outlet side second 15a of travel mechanism and the 15b that have fixed driven roller in the above, but also can replace these travel mechanisms, utilize the function of conveying equipments such as band conveying equipment or chain conveying equipment.In addition, at this moment, might not need pallet 10, also checked property directly can be carried on the described conveying equipment and carry.
And, in embodiments of the present invention 1, though show the mode of 18 formation transfer travel mechanisms 19 in X ray examination position, but also can be following structure, that is: by with described entrance side and outlet side second 15a of travel mechanism, the upper surface separately of 15b extends to turning center 14a, the suitable length of 14b top, and at described entrance side and outlet side second 15a of travel mechanism, after the rotation of 15b finishes, as two 15a of travel mechanism, when 15b becomes the state of the linearity that clips described X ray examination position 18, make the described 15a of travel mechanism, the described upper surface of 15b toward each other.That is,, do not need described transfer travel mechanism 19 by such structure.
More than, with roentgen radiation x on checked property and the embodiments of the present invention 1 related X ray examination equipment that checked property carries out the X ray examination is described, if its effect is write out one by one, as described below.
(1) with checked property from send into send the zone be sent to the management area send into direction with described checked property is passed out to outside the described management area transport direction these two owing to be set as the route of the different round shape of the direction that moves in X ray examination position with described checked property, so do not need long place.
(2) because the structure of main shield wall prevents that at least primary event X line reflection is to entrance side shield door and outlet side shield door, so can make the thickness attenuation of described shield door.
(3) in addition, can alleviate the weight of door thus, reduce to drive this motor capacity, can also make the shield door of entrance side and outlet side approaching in addition, so can common drive motor.
(4) owing to make the pallet of bearing container vehicle turn back to entrance side first travel mechanism from outlet side first travel mechanism by traverse table, thus described pallet can be used repeatedly, can be in Min. with the pallet restricted number.
(5) because the monitoring room of awaiting orders is set above the traverse table between outlet side first travel mechanism and entrance side first travel mechanism,, the driver of container vehicle begins to move to checking between tailend so noting be used in inspection, and can be this indoor awaiting orders.
(6) and, have only a place owing to monitor the place, so as long as follow-up work personnel just can deal with.
Below, to the one-piece construction of the X ray examination equipment of embodiments of the present invention 2,, describe with reference to schematically show Fig. 6 of its vertical view.Be with the difference of described embodiment 1, for the relation in the place that is provided with, mainly on the relative configuration structure of sending into direction and transport direction, there are differences, other structures are roughly the same, and are therefore, identical with aforesaid way 1, additional phase symbol together, below, difference is described.
That is, in Fig. 6, withdraw from that circuit does not lie in respect to entry-line and column direction on, this point and described mode 1 are different greatly in the opposite direction and dispose.Particularly, in the central authorities with X ray examination position 18 is that the center makes the rotational symmetric position of the entry-line that is made of entrance side first 8a of travel mechanism and entrance side second 15a of travel mechanism after having rotated 180 degree, disposes respectively by what outlet side first 8b of travel mechanism and outlet side second 15b of travel mechanism constituted and withdraws from circuit.
Follow above-mentioned explanation, configure the track 17b that oral-lateral second 15b of travel mechanism uses on the rotational symmetric position after the track 17a Rotate 180 degree that entrance side second 15a of travel mechanism is used, in addition, at the management area 3a that makes entrance side and send into and configure the management area 3b of oral-lateral on the position after the house Rotate 180 degree of sending under the regional 7a and send into the house of sending under the regional 7b.As other difference, in Fig. 6, there are not the traverse table 25 and the monitoring room 26 of awaiting orders.
But, roentgen radiation x device X is set
1And X
2, and X line detector D
1And D
2And, there is not difference with Fig. 1 by main shield wall 4 area surrounded.In addition, as shown in Figure 6, outlet side shield door 5b is configured in the scope of the angle beta that at least one secondary reflection X line do not reflect.
Thus, if the effect of the X ray examination equipment that embodiments of the present invention 2 are related writes out one by one, the effect of X ray examination equipment of then comparing described mode 1 is more or less inferior, but has following effect.
(1) since to X ray examination position to send into that direction and transport direction be set as with described X ray examination position be the rotational symmetric inspection circuit at center, so can be applicable to place with the such deformed shape of Fig. 6.
(2) because the structure of main shield wall prevents that at least primary event X line reflection is to entrance side shield door and outlet side shield door, so can make the thickness attenuation of described shield door.
(3) in addition, alleviate the weight of door thus, can also reduce to drive this motor capacity.
Below, to the one-piece construction of the X ray examination equipment of embodiments of the present invention 3,, describe with reference to schematically show Fig. 7 of its vertical view.Embodiments of the present invention 3 are with the difference of above-mentioned embodiment 1, aspect from the place that is provided with, the checked property moving direction of transport direction and X ray examination position 18 (transfer travel mechanism 19) on same direction and the point that is configured to linearity of being fixed different, other structures are roughly the same, so, below their difference is described to the additional same-sign of part identical with above-mentioned embodiment 1.
Promptly, in Fig. 7, at the described transport direction that constitutes by outlet side first 8b of travel mechanism and outlet side second 15b of travel mechanism, with the checked property moving direction of X ray examination position 18 (transfer travel mechanism 19) on same direction and be fixed and be configured to the linearity this point and described embodiment 1 is different greatly.Its result, do not need outlet side second 15b of travel mechanism with track 17b, do not have extraneous point that traverse table 25 and await orders monitoring room 26 and outlet side shield door 5b be configured in angle [alpha] that at least one secondary reflection X line do not reflect and β different with described embodiment 1.
Thus, if the effect of the X ray examination equipment that embodiments of the present invention 3 are related writes out one by one, the effect of X line checkout equipment of then comparing described mode 1 is inferior, but has following effect.
(1) since transport direction and the locational checked property moving direction of X ray examination on same direction and be fixed and be configured to linearity, so be applicable to the place of the L word shape that Fig. 7 is such.
(2) because preventing primary event X line reflection at least, the structure of main shield wall gets back to the entrance side shield door, so can make the thickness attenuation of described shield door.
(3) in addition, the weight of inlet side door can be alleviated thus, this motor capacity can also be reduced to drive.
In addition, in the related described embodiment 1～3 of the present invention, shown in Fig. 1,6,7, be configured to all that checked property moving direction with X ray examination position 18 (transfer travel mechanism 19) meets at right angles or the embodiment of linearity though show the direction of sending into of any one checked property, but be not limited to the two is configured to the right angle or is configured to linearity, also can be configured to constitute angle arbitrarily with the checked property moving direction of X ray examination position 18.
But, not being configured to checked property moving direction with X ray examination position 18 (transfer travel mechanism 19) at entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism is in line under the situation of shape, importantly, when checked property is admitted to described X ray examination position 18 and accepts the X ray examination, at least the wherein side among entrance side second 15a of travel mechanism and outlet side second 15b of travel mechanism moves to the be in line position of shape of checked property moving direction with X ray examination position 18.Described entrance side and 15a of outlet side travel mechanism and 15b mobile is not limited to rotation and moves, and comprises that also other parallel mobile grade moves arbitrarily.
Claims (5)
1. X ray examination equipment, has the management area, this management area conductively-closed wall encirclement also has entrance side shield door, outlet side shield door and roentgen radiation x device, wherein, be fed to the locational checked property of X ray examination in the described management area, X line by described roentgen radiation x device irradiation is carried out the X ray examination, it is characterized in that
Described checked property passes through described outlet side shield door and is sent at least one side in the transport direction outside the described management area through send into direction and the described checked property that described entrance side shield door is fed to described the management area in, and is inequality by the direction of described X ray examination position with described checked property.
2. X ray examination equipment according to claim 1 is characterized in that,
Describedly send into direction and described checked property is inequality by the direction of described X ray examination position, and described X ray examination equipment also has entrance side travel mechanism,
This entrance side travel mechanism makes the described checked property that is fed in the described management area move to described X ray examination position along the direction of described checked property by described X ray examination position.
3. X ray examination equipment according to claim 1 is characterized in that,
Described transport direction and described checked property are inequality by the direction of described X ray examination position, and described X ray examination equipment also has outlet side travel mechanism,
This outlet side travel mechanism, the checked property that the X ray examination has been through with moves closer to the position of described outlet side shield door along described transport direction.
4. according to each the described X ray examination equipment in the claim 1～3, it is characterized in that,
Described management area also has the main shield wall that part is surrounded described roentgen radiation x device, and this main shield wall is used to cover the primary event X line that is reflected by described checked property from the X line of described roentgen radiation x device ejaculation, wherein,
At least one side in described entrance side shield door and the described outlet side shield door is arranged on the position that described primary event X line is covered by described main shield wall.
5. according to each the described X ray examination equipment in the claim 1～3, it is characterized in that,
The monitoring room of awaiting orders places the outside of described management area, and described entrance side shield door and outlet side shield door near, the driver who is used to transport checked property await orders and the follow-up work personnel resident.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005177363A JP2006349546A (en) | 2005-06-17 | 2005-06-17 | X-ray inspection facility |
| JP2005177363 | 2005-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1880948A true CN1880948A (en) | 2006-12-20 |
Family
ID=37519221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100935885A Pending CN1880948A (en) | 2005-06-17 | 2006-06-06 | X ray detection apparatus |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2006349546A (en) |
| KR (1) | KR100891765B1 (en) |
| CN (1) | CN1880948A (en) |
| TW (1) | TW200700718A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226773B (en) * | 2011-03-30 | 2013-03-13 | 马军 | Test bench for X-ray detection apparatuses |
| KR101374634B1 (en) * | 2012-08-10 | 2014-03-17 | 주식회사 쎄크 | inline X-ray shielding door unit and X-ray inspecting system having the same |
| CN102879408B (en) * | 2012-09-27 | 2014-11-12 | 南京奥特电气股份有限公司 | Pipeline weld seam flaw detection driving device |
| JP5975572B2 (en) * | 2013-01-28 | 2016-08-23 | 株式会社Ｉｈｉ検査計測 | X-ray inspection apparatus and method |
| JP5996451B2 (en) * | 2013-02-06 | 2016-09-21 | 株式会社Ｉｈｉ検査計測 | Vehicle transport device for X-ray inspection |
| JP5996452B2 (en) * | 2013-02-12 | 2016-09-21 | 株式会社Ｉｈｉ検査計測 | Vehicle transport device for X-ray inspection |
| JP6162496B2 (en) * | 2013-06-19 | 2017-07-12 | 株式会社Ｉｈｉ検査計測 | X-ray inspection vehicle transport device |
| JP2018159661A (en) * | 2017-03-23 | 2018-10-11 | 三菱電機プラントエンジニアリング株式会社 | Vehicle contamination inspection device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL86229A (en) * | 1987-05-26 | 1990-09-17 | Science Applic Int Corp | Explosive detection system |
| JPH02101254U (en) * | 1989-01-30 | 1990-08-13 | ||
| JP3313755B2 (en) * | 1992-04-30 | 2002-08-12 | 東芝アイティー・コントロールシステム株式会社 | Tomography equipment |
-
2005
- 2005-06-17 JP JP2005177363A patent/JP2006349546A/en not_active Withdrawn
-
2006
- 2006-03-30 TW TW095111272A patent/TW200700718A/en not_active IP Right Cessation
- 2006-06-06 CN CNA2006100935885A patent/CN1880948A/en active Pending
- 2006-06-15 KR KR1020060053996A patent/KR100891765B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TW200700718A (en) | 2007-01-01 |
| KR20060132469A (en) | 2006-12-21 |
| JP2006349546A (en) | 2006-12-28 |
| TWI309298B (en) | 2009-05-01 |
| KR100891765B1 (en) | 2009-04-07 |
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