CN112666621B - Radiation scanning inspection apparatus - Google Patents
Radiation scanning inspection apparatus Download PDFInfo
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- CN112666621B CN112666621B CN201910981861.5A CN201910981861A CN112666621B CN 112666621 B CN112666621 B CN 112666621B CN 201910981861 A CN201910981861 A CN 201910981861A CN 112666621 B CN112666621 B CN 112666621B
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- 230000005855 radiation Effects 0.000 title claims abstract description 147
- 238000007689 inspection Methods 0.000 title claims abstract description 101
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims description 37
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 230000010355 oscillation Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 abstract description 4
- 230000003028 elevating effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
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- 238000012986 modification Methods 0.000 description 1
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Classifications
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- G01V5/222—
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- 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
- G01N23/20—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 using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
- G01N23/203—Measuring back scattering
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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 nuclear radiation, e.g. of natural or induced radioactivity
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- G01V5/232—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/04—Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/33—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts
- G01N2223/3303—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts object fixed; source and detector move
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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
- G01N2223/639—Specific applications or type of materials material in a container
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a radiation scanning inspection device, which has a working state and a transportation state and comprises: the radiation inspection device comprises a base part and a transverse part arranged above the base part, wherein the base part comprises a first longitudinal part and a second longitudinal part which are respectively arranged at two ends of the transverse part, the first longitudinal part or the second longitudinal part comprises a cabin body, a radiation source and a position adjusting mechanism, the radiation source is arranged in the cabin body in a liftable way, the position adjusting mechanism is used for lifting the radiation source, the radiation source has a working position with the bottom lower than the lower edge of the cabin body in the working state, and the radiation source is positioned in the cabin body in the transportation state; the walking device is detachably connected to the bottom of the first longitudinal portion and the bottom of the second longitudinal portion, in the working state, the walking device is connected with the first longitudinal portion and the second longitudinal portion, and in the transportation state, the walking device is separated from the first longitudinal portion and the second longitudinal portion. The radiation scanning inspection equipment of the invention is convenient for reducing the height during transition transportation.
Description
Technical Field
The invention relates to the field of radiation scanning inspection, in particular to radiation scanning inspection equipment.
Background
The detection of the object to be detected by the radiation scanning inspection equipment in the working state needs to meet the specified channel height. In this state, the overall dimension of the device often cannot meet the overall transportation requirement during transition transportation, and the height of the radiation scanning inspection device needs to be reduced during transportation.
Disclosure of Invention
It is an object of the present invention to provide a radiation scanning inspection apparatus which facilitates a reduction in height during transit transportation.
The invention discloses a radiation scanning inspection device, which has a working state and a transportation state and comprises:
the radiation inspection device comprises a base part and a transverse part arranged above the base part, wherein the base part comprises a first longitudinal part and a second longitudinal part which are respectively arranged at two ends of the transverse part, the first longitudinal part or the second longitudinal part comprises a cabin body, a radiation source and a position adjusting mechanism, the radiation source is arranged in the cabin body in a liftable way, the position adjusting mechanism is used for lifting the radiation source, the radiation source has a working position with the bottom lower edge of the cabin body in the working state, and the radiation source is positioned in the cabin body in the transportation state;
the walking device is detachably connected to the bottom of the first longitudinal portion and the bottom of the second longitudinal portion, in the working state, the walking device is connected with the first longitudinal portion and the second longitudinal portion, and in the transportation state, the walking device is separated from the first longitudinal portion and the second longitudinal portion.
In some embodiments, the height of the transverse portion in the working state is greater than the height in the transport state, the radiation scanning inspection apparatus further comprising:
the lifting device is arranged on the base and used for lifting the transverse part when the working state and the transportation state are switched;
the support body is separable relative to the base part, is arranged between the transverse part and the base part in the working state, supports the transverse part through the support body, and is separated from the base part in the transportation state, and the transverse part is directly supported at the top end of the base part.
In some embodiments, the transverse portion is provided with a guide rail slidably connected to the support body, and when the transportation state is switched to the working state, the support body slides between the base portion and the transverse portion through the guide rail.
In some embodiments, a guide device is provided between the lateral portion and the base portion, the guide device being used to guide the raising and lowering of the lateral portion.
In some embodiments, the support body includes a first support seat disposed between the transverse portion and the first longitudinal portion and a second support seat disposed between the transverse portion and the second longitudinal portion, and the lifting device includes a first lifting portion disposed on the first longitudinal portion and a second lifting portion disposed on the second longitudinal portion.
In some embodiments, the radiation scanning inspection apparatus further comprises a stabilizing beam connected to the first longitudinal portion and the second longitudinal portion in the transport state and disconnected from both the first longitudinal portion and the second longitudinal portion in the working state.
In some embodiments, the walking device includes a plurality of wheel assemblies, and in the working state, the plurality of wheel assemblies are respectively disposed at the bottom of the first longitudinal portion and the bottom of the second longitudinal portion, and the radiation scanning inspection apparatus further includes a deviation rectifying device, and the deviation rectifying device is configured to keep the walking device to walk linearly in the working state.
In some embodiments of the present invention, the,
each wheel assembly comprises a walking wheel and a driving motor for driving the walking wheel to walk;
the deviation correcting device comprises a linear walking detection device and a control device, wherein the linear walking detection device is used for detecting whether the walking device keeps linear walking in the working state, the control device is in signal connection with each driving motor and the walking detection device, and the control device is configured to: in the working state, when the linear walking detection device detects that the walking route of the walking device deviates from a straight line, the rotating speed of each driving motor is adjusted and controlled according to the detection result of the linear walking detection device, so that the walking device returns to the linear walking.
In some embodiments, each wheel assembly includes a traveling wheel, the deviation rectification device includes a straight-line walking detection device, a control device, and at least one deflection device corresponding to the traveling wheel, the deflection device is configured to deflect a walking direction of the corresponding traveling wheel, the straight-line walking detection device is configured to detect whether the walking device keeps straight-line walking in the working state, the control device is in signal connection with the deflection device and the straight-line walking detection device, and the control device is configured to: in the working state, when the linear walking detection device detects that the walking route of the walking device deviates from a straight line, the deflection device is controlled to deflect the corresponding walking wheel according to the detection result of the linear walking detection device, so that the walking device recovers to the linear walking.
In some embodiments, the linear walking detection device comprises a laser sensor in signal connection with the control device and a laser guide line arranged along a preset linear walking direction of the walking device.
In some embodiments, the deviation rectification apparatus comprises:
a guide wheel connected with the first longitudinal portion or the second longitudinal portion;
and the linear guide rail is matched with the guide wheel and is arranged along the linear walking direction of the walking device.
In some embodiments of the present invention, the,
the wheel assembly comprises rubber wheels walking on the ground in the working state; or
The wheel assembly comprises steel wheels which run on the guide rail in the working state.
In some embodiments, the rail on which the steel wheels travel is the linear rail.
In some embodiments of the present invention, the,
the transverse portion is rigidly connected to the first longitudinal portion and the second longitudinal portion;
the walking device comprises a first wheel assembly, a second wheel assembly, a third wheel assembly and a fourth wheel assembly, each wheel assembly comprises a wheel seat and a walking wheel rotatably arranged on the wheel seat, in the working state, the wheel seat of the first wheel assembly and the wheel seat of the second wheel assembly are respectively and fixedly arranged at the front end and the rear end of the first longitudinal part, and the wheel seat of the third wheel assembly and the wheel seat of the fourth wheel assembly are respectively hinged with the front end and the rear end of the second longitudinal part;
the radiation scanning inspection equipment further comprises an equalizing beam, and the front end and the rear end of the equalizing beam are respectively hinged with the wheel seat of the third wheel assembly and the wheel seat of the fourth wheel assembly.
In some embodiments, the wheel seat of the third wheel assembly, the wheel seat of the fourth wheel assembly and the second longitudinal portion are hinged, the hinged axes are all parallel to each other along the horizontal direction, and the wheel seat of the third wheel assembly, the wheel seat of the fourth wheel assembly and the equalizing beam are hinged by a spherical hinge.
In some embodiments, the wheel seat of the third wheel assembly, the wheel seat of the fourth wheel assembly and the second longitudinal portion, and the hinge joint with the equalizing beam are all pivoted, and the axes of the hinge joints are all along the horizontal direction and are parallel to each other.
In some embodiments, a vertical line between the axis of articulation of the equalizer beam with the wheel base of the third wheel assembly and the axis of articulation of the wheel base of the fourth wheel assembly is parallel to a vertical line between the axis of articulation of the wheel base of the third wheel assembly with the second longitudinal portion and the axis of articulation of the wheel base of the fourth wheel assembly with the second longitudinal portion.
In some embodiments, the distance between the axis of articulation of the equalizer beam with the wheel-mount of the third wheel assembly and the axis of articulation of the wheel-mount of the fourth wheel assembly is equal to the distance between the axis of articulation of the wheel-mount of the third wheel assembly with the second longitudinal portion and the axis of articulation of the wheel-mount of the fourth wheel assembly with the second longitudinal portion.
In some embodiments, the radiation scanning inspection apparatus further comprises an elastic device disposed between the walking device, the equalizing beam and/or the second longitudinal portion, the elastic device being configured to provide an elastic force that resists the wheel seat of the third wheel assembly and the wheel seat of the fourth wheel assembly from swinging relative to the second longitudinal portion.
In some embodiments, the resilient device comprises:
a first elastic device arranged between the wheel seat of the third wheel assembly and the second longitudinal part; and/or
The second elastic device is arranged between the wheel seat of the fourth wheel assembly and the second longitudinal part; and/or
A third resilient means disposed between the equalizing beam and the second longitudinal portion.
In some embodiments, the range of oscillation of the wheel seat of the third wheel assembly and the wheel seat of the fourth wheel assembly relative to the second longitudinal portion is limited.
Based on the radiation scanning inspection equipment provided by the invention, the walking devices which are detachably connected are arranged at the bottoms of the first longitudinal part and the second longitudinal part, and the radiation source which can be lifted through the position adjusting mechanism is arranged on the cabin body, so that when the cabin body is switched to a working state, the walking devices can be dismounted, and meanwhile, the radiation source is lifted to the upper part of the lower edge of the cabin body through the position adjusting mechanism, thereby reducing the height of the radiation scanning inspection equipment and facilitating the transition transportation of the radiation scanning inspection equipment. In addition, the radiation source can be lifted on the cabin body and even can be lowered to be lower than the lower edge of the cabin body, so that when the radiation scanning inspection equipment inspects the inspected object, the height of the radiation source can be adjusted to perform radiation scanning inspection on the inspected object for multiple times at different angles, and the accuracy of the radiation scanning inspection is improved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic diagram of a radiation scanning inspection apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a connection structure of a first longitudinal portion of the radiation scanning inspection apparatus shown in FIG. 1;
FIG. 3 is a schematic view of a connection structure of a second longitudinal portion of the radiation scanning inspection apparatus shown in FIG. 1;
FIG. 4 is a schematic view of a connection structure of a second longitudinal portion of the radiation scanning inspection apparatus shown in FIG. 1;
FIG. 5 is an AA-oriented cross-sectional structural view of the connection structure of the wheel seat with the second longitudinal portion and the equalizer beam shown in FIG. 4;
FIG. 6 is a partial enlarged view of section I of FIG. 5;
FIG. 7 is a schematic view of the connection structure of the wheel assembly and the uniform cross member shown in FIG. 4;
FIG. 8 is a schematic structural view of the wheel assembly shown in FIG. 4;
FIG. 9 is a schematic view of another angular configuration of the wheel assembly shown in FIG. 8;
FIG. 10 is a schematic structural diagram of a wheel assembly of a radiation scanning inspection apparatus according to another embodiment of the present invention;
FIG. 11 is a schematic view of another angular configuration of the wheel assembly shown in FIG. 10;
FIG. 12 is a schematic view of a radiation scanning inspection apparatus according to another embodiment of the present invention;
FIG. 13 is a schematic structural diagram of a radiation scanning inspection apparatus according to another embodiment of the present invention in an operating state;
FIG. 14 is a schematic structural view of a wheel assembly of the radiation scanning inspection apparatus of FIG. 13;
FIG. 15 is a schematic view of the radiation scanning inspection apparatus shown in FIG. 1 in a transport state;
fig. 16 is a partial structural schematic diagram of the radiation scanning inspection apparatus of fig. 1 in an operating state.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The radiation scanning inspection apparatus shown in fig. 1 to 16 has an operating state and a transportation state, and includes a radiation inspection device, a cabin, a radiation source 42, a position adjusting mechanism 7, and a walking device.
The radiation inspection device comprises a base part and a transverse part arranged above the base part, wherein the base part comprises a first longitudinal part 1 and a second longitudinal part 2 which are respectively arranged at two ends of the transverse part; the first longitudinal portion 1 or the second longitudinal portion 2 includes a body, a source of radiation 42, and a position adjustment mechanism 7. I.e. the cabin, the radiation source 42 and the position adjusting mechanism 7 are arranged on the first longitudinal part 1 or the second longitudinal part 2. In the operating state, the radiation source 42 has an operating position in which the bottom is below the lower edge of the chamber, i.e., in the operating state, the radiation source 42 can be lowered to an operating position in which it is at least partially below the bottom edge of the chamber. The position adjusting mechanism 7 is used for lifting the ray source, and the position adjusting mechanism can be some telescopic mechanisms, such as a hydraulic cylinder, an air cylinder, a lead screw and nut pair and the like.
The running gear, detachably connects in the bottom of first longitudinal portion 1 and the bottom of second longitudinal portion 2, and in operating condition, the running gear is connected with first longitudinal portion 1 and second longitudinal portion 2, and in the transportation state, the running gear is separated with first longitudinal portion 1 and second longitudinal portion 2.
The radiation scanning inspection equipment of this embodiment sets up the running gear that can dismantle the connection and sets up the ray source that accessible position adjustment mechanism comes the lift on the cabin body through setting up at first longitudinal portion and the bottom of the longitudinal portion of second, when switching to operating condition, can lift off running gear, rises the lower edge top to the cabin body through position adjustment mechanism with the ray source simultaneously to reduce the height of radiation scanning inspection equipment, make things convenient for in the transition transportation of radiation scanning inspection equipment. In addition, the ray source can be lifted on the cabin body and even can be lowered to be lower than the lower edge of the cabin body, so that when the radiation scanning inspection equipment inspects the inspected object, the height of the ray source can be adjusted to carry out radiation scanning inspection on the inspected object for multiple times at different angles, and the accuracy of the radiation scanning inspection is improved.
In some embodiments, the radiation scanning inspection apparatus further includes a lifting device 62 and a stand body 61. The radiation scanning inspection apparatus may be a transmission type radiation scanning inspection device, and emits radiation rays to an object to be inspected passing through a gantry inspection passage of a gantry frame through a radiation source 42, and the radiation rays are received by a detector through the object to be inspected to form a radiation scanning image. The radiation scanning inspection apparatus may also be a back scattering type radiation scanning inspection device, the detector and the radiation source 42 of the back scattering type radiation scanning inspection device are located on the same side of the object to be inspected, and after the radiation source 42 emits radiation rays to the object to be inspected, part of the radiation rays are scattered by the object to be inspected and received by the detector located on the same side of the radiation source, so as to form a radiation scanning image. In the fluoroscopy type radiation scanning inspection apparatus, one of the first longitudinal portion 1 and the second longitudinal portion 2 may include a cabin with the radiation source 42, the other one of the first longitudinal portion 1 and the second longitudinal portion 2 may include a wall or the like for blocking radiation rays, and both the first longitudinal portion 1 and the second longitudinal portion 2 may also include the cabin. In the embodiment shown in fig. 1, the first longitudinal portion 1 is a cabin including a radiation source 42, the radiation source 42 is a transmission-type radiation source, the detector includes a vertical detector 41 disposed on the second longitudinal portion 2 for receiving transmitted radiation rays and a transverse detector fixedly connected below the transverse portion, and the second longitudinal portion further includes a wall for blocking the radiation rays from radiating outwards. In some embodiments, the source of radiation 42 may also be a backscatter source, in which case the detectors located on the same side of the source of radiation 42 are also located on the first longitudinal portion 1.
The transverse part 3 is arranged above the base part, and the height of the transverse part in the working state is greater than that of the transverse part in the transportation state; a lifting device 62 is provided on the base for lifting the transverse portion 3 when switching between the working condition and the transport condition, the transverse portion 3 may comprise a main beam as shown in fig. 1 and 15; the elevating device 62 may be an extending and contracting mechanism such as an extending and contracting rod, an air cylinder, a hydraulic cylinder, a screw nut driven by a motor, or the like, and in the embodiment shown in fig. 1, 15, and 16, the elevating device includes an elevating screw 62, and the horizontal portion 3 screwed with the elevating screw 62 is elevated by the rotation of the elevating screw 62.
The support body 61 is separable from the base, the support body 61 can be connected with the base through bolt connection, and separation from the base can be realized after the bolts are removed. In the operating state, the stand body 61 is provided between the lateral portion 3 and the base portion, which supports the lateral portion 3 by the stand body 61. In the transport state, the support body 61 is separated from the base, and the transverse portion 3 is directly supported on the top end of the base. In the working state, the support body 61 is arranged between the transverse part 3 and the base part, and the transverse part 3 has a higher height because the support body 61 is arranged below the transverse part 3 in a cushioning manner, and in the working state, the support body 61 is only positioned above the base part and is not positioned above the inspection channel of the radiation scanning inspection equipment, so that the radiation scanning inspection equipment has a higher inspection channel. When the working state is switched to the transportation state, the lifting device 62 lifts the lateral portion, then the support body 61 is separated from the base portion and removed from above the base portion, and then the lifting device 62 lowers the lateral portion 3, so that the lateral portion 3 can be directly connected to the base portion, and the lateral portion 3 has a lower height in the transportation state. When the radiation scanning inspection apparatus is switched from the transportation state to the operation state, the lifting device 62 lifts the transverse portion again, moves the support body 61 between the base portion and the transverse portion 3, and lowers the transverse portion 3 again.
The radiation scanning inspection equipment of the embodiment, through set up the support body 61 between basal portion and horizontal portion 3, in operating condition, the support body 61 sets up between basal portion and horizontal portion 3, the radiation scanning inspection equipment has sufficient working height, when switching to the transport state, after lifting up horizontal portion 3 through elevating gear 62, the support body 61 is removed with the basal portion separation, make horizontal portion 3 descend and directly support on the basal portion, thereby the height of radiation scanning inspection equipment has been reduced, convenient transportation, when equipment works once more, only need to remove the support body 61 again to between horizontal portion 3 and the basal portion, compared with prior art the dismantlement and the assembly work to equipment have been reduced, it is more convenient and simple, when switching to operating condition once more simultaneously, also need not carry out various loaded down with trivial details calibration work, the state switching is more nimble convenient.
In some embodiments, the transverse portion 3 is provided with a guide rail slidably connected to the support body 61, and when switching to the transportation state, the support body 61 slides to the area between the first longitudinal portion 1 and the second longitudinal portion 2 through the guide rail. As shown in fig. 1, 15 and 16, the guide rail includes a sliding guide rail 64 disposed at a side of the transverse portion 3, the support body 61 is provided with a connection seat 63 engaged with the sliding guide rail 64 when the operation state is switched to the transportation state, the support body 61 can be moved to below the transverse portion 3 and to an area between the first longitudinal portion 1 and the second longitudinal portion 2 by sliding on the sliding guide rail 64, and the support body 61 can be slid from the area between the first longitudinal portion 1 and the second longitudinal portion 2 to an area between the base and the transverse portion 3 through the sliding guide rail 64 when the transportation state is switched to the operation state. The support body 61 of the embodiment is connected with and separated from the base part through sliding on the transverse part 3, and is convenient and simple, and meanwhile, when the support body 61 moves to be connected with the base part, the support body 61 is more beneficial to aligning with the base part due to the guiding effect of the guide rail. Meanwhile, the support body 61 is always connected with the guide rail on the transverse part 3, so that the support body 61 is always positioned on the transverse part 3, and the support body 61 is more convenient to transport.
In some embodiments, as shown in fig. 1, 15 and 16, the portion of the guide rail located in the area between the first longitudinal portion 1 and the second longitudinal portion 2 is provided with fixing means, which in the transport state are fixed to the support body 61. The fixing device may include a fixing rod 65, and the fixing device may also be a fixing block or a fixing plate, and when the support body 61 slides to the region between the first longitudinal portion 1 and the second longitudinal portion 2, the fixing device may fix the support body 61, for example, by providing a locking hole on the support body 61, the fixing rod 65 is a telescopic rod and the like which is locked and matched with the locking hole. This embodiment can fix the support body 61 when transporting through setting up fixing device, makes support body 61 more stable, promotes the stability of equipment transportation.
In some embodiments, a guide is provided between the lateral portion 3 and the base portion for guiding the raising and lowering of the lateral portion 3. This setting can make the lift of horizontal portion 3 more steady reliable, makes horizontal portion 3 switch back to during operating condition at the transport state simultaneously, resumes to accurate operating position more easily.
In some embodiments, as shown in fig. 1 to 3, the support body 61 includes a first support 611 disposed between the transverse portion 3 and the first longitudinal portion 1 and a second support 612 disposed between the transverse portion 3 and the second longitudinal portion 2, and the lifting device 62 includes a first lifting portion 621 disposed on the first longitudinal portion 1 and a second lifting portion 622 disposed on the second longitudinal portion 2. This setting is when operating condition, and first support and second support through both sides support horizontal portion 3, can make horizontal portion 3 more steady reliable, when going up and down, goes up and down to horizontal portion 3 through the first portion 621 that goes up and down and the second 622 portion that goes up and down at both ends, also can make the lift of horizontal portion 3 more steady reliable.
In some embodiments, as shown in fig. 16, the transverse portion 3 is provided with a first positioning portion 67, and the support body 61 is provided with a second positioning portion 68, and in an operating state, the first positioning portion 67 is engaged with the second positioning portion 68. The first positioning portion 67 and the second positioning portion 68 are provided, so that the support body 61 can be more quickly and accurately restored to the working position through alignment and matching of the first positioning portion 67 and the second positioning portion 68 when the support body 61 is switched from the state of being separated from the base to being connected with the base.
In some embodiments, a third detent 69 is provided on the base, the third detent 69 cooperating with the first detent 67 in the transport state. This setting, when the transportation state, through the cooperation of first location portion 67 with third location portion 69, can make horizontal portion 3 be in suitable transportation position reliably and steadily, make things convenient for the transportation of equipment. In some embodiments, the first positioning portion 67 is a retractable pin provided on the transverse portion 3, the second positioning portion 68 is a first pin hole provided on the support body 61 for cooperating with the pin in the working state, and the third positioning portion is a second pin hole for cooperating with the pin in the transportation state.
In some embodiments, as shown in fig. 15, the radiation scanning inspection apparatus further comprises a stabilizing beam 66, the stabilizing beam 66 being connected to the first longitudinal portion 1 and the second longitudinal portion 2 in the transport state, and the stabilizing beam 66 being disconnected from both the first longitudinal portion 1 and the second longitudinal portion 2 in the working state. Through setting up stabilizing beam 66, before to abutment body 61 with the basal portion separation and/or before to running gear and first longitudinal portion 1 and second longitudinal portion 2 separation, can make stabilizing beam 66 be connected with first longitudinal portion 1 and second longitudinal portion 2 earlier, improve the rigidity and the stability of equipment to in the in-process of lifting horizontal portion 3 and removing abutment body 61 and dismantling running gear, can make radiation scanning check equipment more stable, further reduce the interference to other parts. At the same time, the stabilizing beam 66 may also further improve the stability of the radiation scanning inspection apparatus during transport.
In some embodiments, as shown in fig. 1 to 13, the walking device includes a plurality of wheel assemblies, and in the working state, the plurality of wheel assemblies are respectively disposed at the bottom of the first longitudinal portion 1 and the bottom of the second longitudinal portion 2, and the radiation scanning inspection apparatus further includes a deviation rectifying device, and the deviation rectifying device is configured to keep the walking device in a straight line walking state. The deviation correcting device can be a device which enables the walking device to eliminate deviation and restore straight line walking when the walking device deviates from straight line walking, and can also be a device which enables the walking device to always keep straight line walking without deviation when the walking device deviates from straight line walking.
The radiation scanning inspection equipment of the embodiment can keep the radiation scanning inspection equipment to walk linearly by arranging the wheel assemblies and the deviation correcting devices under the first longitudinal part 1 and the second longitudinal part 2 of the rigid door-shaped framework, so that the quality and the efficiency of radiation scanning inspection imaging of an object to be inspected can be improved.
In some embodiments, as shown in fig. 1-9, each wheel assembly includes a road wheel and a drive motor for driving the road wheel; each wheel assembly may in some embodiments comprise two road wheels and two drive motors driving the respective road wheels, for example one drive-capable wheel assembly with a drive motor may be provided below the first longitudinal portion 1 and one drive-capable wheel assembly with a drive motor may be provided below the second longitudinal portion 1, and then a non-drive-capable wheel assembly without a drive motor may be provided below the first longitudinal portion 1 and below the second longitudinal portion 2. Each wheel assembly may in other embodiments include a plurality of wheel assemblies with a driving function having a driving motor disposed under the first longitudinal portion 1 and the second longitudinal portion 2, for example, as shown in fig. 1 to 9, each wheel assembly includes a first wheel assembly 11 and a second wheel assembly 12 with a driving motor disposed at front and rear ends of the first longitudinal portion 1, and a third wheel assembly 13 and a fourth wheel assembly 14 with a driving motor disposed at front and rear ends of the second longitudinal portion 2, as shown in fig. 8, the driving motor of the third wheel assembly 13 may be a third wheel driving motor 133 connected to a wheel side speed reducing mechanism of the third wheel assembly 13.
The deviation correcting device comprises a linear walking detection device and a control device, wherein the linear walking detection device is used for detecting whether the walking device keeps linear walking in a working state, the control device is in signal connection with each driving motor and the walking detection device, and the control device is configured to: in a working state, when the linear walking detection device detects that the walking route of the walking device deviates from a straight line, the rotating speed of each driving motor is adjusted and controlled according to the detection result of the linear walking detection device, so that the walking device recovers to walk linearly, namely when the walking device deviates from the straight line, the rotating speed difference between the driving motor below the first longitudinal part 1 and the driving motor below the second longitudinal part 2 is controlled, and the steering deviation correction of the walking device is realized.
The radiation scanning inspection equipment of this embodiment, the wheel subassembly is adjusted through the differential and is realized turning to rectifying, and the wheel subassembly is direct to walk on ground, and the adaptation need not to lay the track, need not the occasion of civil engineering.
In some embodiments, the linear walking detection device comprises a laser sensor in signal connection with the control device and a laser guide line arranged along the preset linear walking direction of the walking device. For example, a laser transmitter is arranged in front of the walking direction of the walking device to emit a laser line to form a laser guide line, a laser sensor is arranged on the walking device to receive the laser guide line, and when the position of the laser guide line received by the laser sensor moves in the horizontal direction, the deviation of the walking line of the walking device relative to the walking straight line is detected.
In some embodiments, each wheel subassembly includes the walking wheel, and deviation correcting device includes and at least one deflection device, straight line walking detection device and the controlling means that correspond the setting with the walking wheel, and deflection device is used for deflecting the walking direction of the walking wheel that corresponds, and straight line walking detection device is used for detecting at operating condition whether running gear keeps straight line walking, controlling means and deflection device and straight line walking detection device signal connection, controlling means is configured as: when the linear walking detection device detects that the walking route of the walking device deviates from a straight line in the working state, the deflection of the walking wheel by the deflection device is controlled according to the detection result of the linear walking detection device, so that the walking device restores to the linear walking. Each wheel assembly may comprise two or more deflecting wheel assemblies arranged below the first longitudinal portion 1 and the second longitudinal portion 2, respectively, and the deflecting device comprises various driving mechanisms with telescopic functions, such as hydraulic cylinders, pneumatic cylinders and the like, to realize the deflection of the travelling wheels of the deflecting wheel assemblies. The radiation scanning inspection equipment of this embodiment can realize rectifying the straight line of walking through the deflection to the walking wheel through setting up the deflection wheel subassembly, and the wheel subassembly is direct to be walked on ground, adapts to the occasion that need not to lay the track, need not the civil engineering, need not driving motor differential. The linear motion detection device of the present embodiment may be the same as that of the previous embodiment.
In some embodiments, the wheel seat of the wheel assembly and the road wheels rotatably mounted on the wheel seat, as shown in fig. 10 and 11, the wheel assembly of this embodiment includes a deflection wheel assembly, the wheel seat of the deflection wheel assembly includes a deflection wheel seat, the deflection wheel seat includes a first wheel seat 201 mounted on the first longitudinal portion 1 or the second longitudinal portion 2 and a second wheel seat 204 rotatably mounted on the first wheel seat 201 around a vertical axis for mounting the road wheels (i.e., the deflection road wheels 200) of the deflection wheel assembly, a pivot bearing 202 is provided between the first wheel seat 201 and the second wheel seat 204, the deflection device includes an electric push rod 203 in signal connection with a control device, the electric push rod 203 may be formed by a worm and worm gear mechanism driven by a motor, and the electric push rod 203 is connected with the second wheel seat 204 for pushing the second wheel seat 204 to deflect relative to the first wheel seat 201.
In some embodiments, the deviation rectification device includes a guide wheel 310 and a linear guide 311. The guide wheel 310 is connected to the first longitudinal portion 1 or the second longitudinal portion 2; the linear guide 311 is configured to cooperate with the guide wheel 310 and is disposed along a preset linear traveling direction of the traveling device. In this embodiment, the guide wheels 310 and the linear guide rails 311 are provided, and the linear travel of the traveling device can be ensured by the guide. In some embodiments, as shown in fig. 12, the wheel assembly includes rubber wheels walking on the ground, and the rubber wheels are matched with the guide wheels 310, so that the walking straight line can be ensured through the guide of the guide wheels 310, and the walking and the bearing of the rubber wheels on the ground can be realized, only a small amount of civil engineering is needed, and the requirement on the civil engineering is reduced. In some embodiments, as shown in fig. 13 and 14, the wheel assembly comprises steel wheels 301 that ride on the guide rails. The steel wheel 301, i.e. the traveling wheel box, needs to travel on the guide rail, as shown in the figure, the steel wheel 301 may be driven by a reduction motor 303, and the steel wheel 301 is connected to the first longitudinal part 1 or the second longitudinal part 2 through a traveling wheel box connecting frame 302. The combination of the guide wheel 310 and the steel wheel 301 ensures that the deviation rectification and the walking of the radiation scanning inspection equipment are both on the guide rail, and is suitable for places where the guide rail is paved in civil engineering.
In some embodiments, the guide rail on which the steel wheel 301 travels is a linear guide rail 310, i.e. the steel wheel 301 and the guide wheel 310 may share one guide rail.
In some embodiments, the transverse portion 3 is rigidly connected to the first and second longitudinal portions 1, 2; the walking device comprises a first wheel component 11, a second wheel component 12, a third wheel component 13 and a fourth wheel component 14, as shown in fig. 1 to 12, each wheel component comprises a wheel seat and a walking wheel, an automatic transmission shaft of the walking wheel is arranged on the wheel seat, and the wheel seat is connected with the radiation inspection device. As shown in fig. 1 and fig. 2, in an operating state, the first wheel assembly 11 and the second wheel assembly 12 are fixedly mounted at the front end and the rear end of the first longitudinal portion 1, the traveling direction of the radiation scanning inspection apparatus is front, and the backward direction of the radiation scanning inspection apparatus is back. The wheel seats of the first wheel assembly 11 and the second wheel assembly 12 may be directly fixed on the first longitudinal portion 1 by welding or bolting, or may be fixed on the first longitudinal portion 1 by a connecting member as shown in the figure, for example, the first wheel seat 111 of the first wheel assembly in the figure is hinged to the connecting member through the upper end and the lower end, and then the connecting member connected with the upper end and the lower end is fixed on the first longitudinal portion 1 by bolting, thereby realizing that the first wheel seat 111 is fixedly mounted on the first longitudinal portion 1.
As shown in fig. 1, 3, 4, 5 and 7, the wheel seats of the third 13 and fourth 14 wheel assemblies are hinged to the second longitudinal portion 2, the wheel seats being able to oscillate with respect to the second longitudinal portion 2. For example, the wheel seat of the third wheel assembly is a third wheel seat 131 and a third wheel 132, the third wheel 132 can rotate relative to the third wheel seat 131, the third wheel seat 131 is hinged to the third wheel connector 21, and then the third wheel connector 21 is fixed to the second longitudinal portion 2, so as to realize the hinge connection of the third wheel seat 131 and the second longitudinal portion 2.
The front end and the rear end of the equalizing beam 15 are respectively hinged with the wheel seat of the third wheel assembly 13 and the wheel seat of the fourth wheel assembly 14.
The radiation scanning inspection device of the embodiment is characterized in that a first wheel assembly 11 and a second wheel assembly 12 of four wheel assemblies of a walking device at the bottom of a radiation inspection device are fixedly installed at the bottom of one side of a door-shaped framework, a third wheel assembly 13 and a fourth wheel assembly 14 are hinged at the bottom of the other side of the door-shaped framework, and the third wheel assembly 13 and the fourth wheel assembly 14 are connected through a hinged equalizing beam 15, so that the third wheel assembly 13 and the fourth wheel assembly 14 can swing in a small amplitude relative to the door-shaped framework, when uneven road surfaces are encountered, the two hinged wheel assemblies can swing in a small amplitude adaptively, and meanwhile, the hinged equalizing beam 15 can perform micro-motion through the hinging of two ends, adjust the loads of the third wheel assembly 13 and the fourth wheel assembly 14, improve the load uniformity of the third wheel assembly 13 and the fourth wheel assembly 14, better adapt to the unevenness of the road surfaces, help to ensure the walking stability of the radiation scanning inspection device, and help to ensure the radiation scanning inspection effect. Meanwhile, the radiation inspection device comprises a rigid door-shaped framework, and the wheel seat of the first wheel assembly 11 and the wheel seat of the second wheel assembly 12 are fixedly connected with the first longitudinal part 1, so that when the radiation inspection device walks, the first wheel assembly 11 and the second wheel assembly 12 can support the door-shaped framework, and the second longitudinal part 2 can be more stably supported between the third wheel assembly 13 and the fourth wheel assembly 14 through the rigid door-shaped framework, so that the third wheel assembly 13 and the fourth wheel assembly 14 can support the second longitudinal part 2 more stably in the self-adaptive swinging process under the connection of the equalizing beam 15.
In some embodiments, the wheel seat of the third wheel assembly 13, the wheel seat of the fourth wheel assembly 14 and the second longitudinal portion 2 are all hinged, the axes of the hinges are all along the horizontal direction and are parallel to each other, and the wheel seat of the third wheel assembly 13, the wheel seat of the fourth wheel assembly 14 and the balance beam 15 are all hinged by a spherical hinge. The equalizing beam 15 is connected to the wheel seat of the third wheel assembly 13 and the wheel seat of the fourth wheel assembly 14 through a spherical hinge, so that the fine motion can be performed at more angles, and the load uniformity adjustment can be performed on the wheel seat of the third wheel assembly 13 and the wheel seat of the fourth wheel assembly 14 better.
In some embodiments, the wheel seats of the third wheel assembly 13, the wheel seats of the fourth wheel assembly 14 and the second longitudinal portion 2, and the equalizer beam 15 are all pivotally connected, and the axes of the hinges are all in the horizontal direction and parallel to each other. For example, the wheel seat of the third wheel assembly 13 can be pivotally connected by a third wheel hinge pin 211. As shown in fig. 5 and 6, the equalizing beam 15 may be rod-shaped, and the hinge connection between the equalizing beam 15 and the wheel seat may be realized by, for example, providing a uniform beam hinge pin 151 with the third wheel seat 132.
In some embodiments, the vertical line between the axis of articulation of the equalizer beam 15 with the wheel-seat of the third wheel assembly 13 and the axis of articulation with the wheel-seat of the fourth wheel assembly 14 is parallel to the vertical line between the axis of articulation of the wheel-seat of the third wheel assembly 13 with the second longitudinal portion 2 and the axis of articulation of the wheel-seat of the fourth wheel assembly 14 with the second longitudinal portion 2. That is, the connecting line of the hinge points of the two ends of the equalizing beam 15 is parallel to the connecting line of the hinge points of the third wheel assembly 13, the fourth wheel assembly 14 and the second longitudinal portion. The linkage of the third wheel assembly 13 and the fourth wheel assembly 14 can be improved by the arrangement, and when the device encounters uneven road surfaces, the uniformity of load distribution of the equalizing beam 15 to the third wheel assembly 13 and the fourth wheel assembly 14 is improved, so that the walking stability of the radiation scanning inspection equipment is further improved.
In some embodiments, the axis of articulation of the wheel-seat of the third wheel assembly 13 with the second longitudinal portion 2 and the axis of articulation of the wheel-seat of the fourth wheel assembly 14 with the second longitudinal portion 2 are at the same height. This setting can make third wheel subassembly 13 and fourth wheel subassembly 14 more even and stable to the support of radiation inspection device, is changeing when meetting uneven road surface swing adjustment and realizes the even adjustment of load.
In some embodiments, the distance between the axis of articulation of the equalizer beam 15 with the wheel-seat of the third wheel assembly 13 and the axis of articulation of the wheel-seat of the fourth wheel assembly 14 is equal to the distance between the axis of articulation of the wheel-seat of the third wheel assembly 13 with the second longitudinal portion 2 and the axis of articulation of the wheel-seat of the fourth wheel assembly 14 with the second longitudinal portion 2. I.e. the hinge point between the equalizer beam 15 and the wheel seat of the third wheel assembly 13 and the wheel seat of the fourth wheel assembly 14, and the hinge point between the wheel seat of the third wheel assembly 13 and the wheel seat of the fourth wheel assembly 14 and the second longitudinal portion 2, may form a parallelogram. When the uneven road surface is balanced Liang Weidong and the loads of the two end wheel assemblies are adjusted and then distributed, the third wheel assembly 13 and the fourth wheel assembly 14 can be made to be better in high adaptability and load uniformity, and the third wheel assembly 13 and the fourth wheel assembly 14 can support the second longitudinal portion 2 more stably.
In some embodiments, the axis of articulation of the equalizer bar 15 with the wheel-seat of the third wheel assembly 13 and the axis of articulation of the wheel-seat of the fourth wheel assembly 14 are lower in height than the axis of articulation of the wheel-seat of the third wheel assembly 13 with the second longitudinal portion 2 and the axis of articulation of the wheel-seat of the fourth wheel assembly 14 with the second longitudinal portion 2.
In some embodiments, the radiation scanning inspection apparatus further comprises an elastic device disposed between the walking device, the equalizing beam 15 and/or the second longitudinal portion 2, the elastic device being used for providing an elastic force for resisting the swinging of the wheel seat of the third wheel assembly 13 and the wheel seat of the fourth wheel assembly 14 relative to the second longitudinal portion 2, and the elastic device may be a spring or the like. When the third wheel assembly 13 and the fourth wheel assembly 14 are subjected to self-adaptive adjustment and swing relative to the second longitudinal portion 2 on uneven road surfaces, the arrangement helps prevent the third wheel assembly 13 and the fourth wheel assembly 14 from generating excessive swing when large obstacles are encountered on the road surfaces, and the stability of supporting the second longitudinal portion 2 can be improved while the third wheel assembly 13 and the fourth wheel assembly 14 are subjected to self-adaptive adjustment.
In some embodiments, as shown in fig. 3, a first elastic means 51 is provided between the wheel seat of the third wheel assembly 13 and the second longitudinal portion 2; and/or a second elastic means 52 is provided between the wheel seat of the fourth wheel assembly 14 and the second longitudinal portion 2; and/or third resilient means 53 are arranged between the equalizing beam 15 and the second longitudinal portion 2. The elastic device is arranged, so that the third wheel assembly 13 and the fourth wheel assembly 14 are prevented from excessively swinging when encountering rare large obstacles, the stability of the device is improved, meanwhile, certain restoring force can be provided for the third wheel assembly 13 and the fourth wheel assembly 14, and the radiation scanning inspection device can be quickly reset when being restored to the walking of a flat road.
In some embodiments, the wheel mount of the third wheel assembly and the wheel mount of the fourth wheel assembly are limited in range of oscillation relative to the second longitudinal portion. For example, a limit plate may be provided in the wheel seat oscillation range to limit the oscillation of the wheel seat, and the oscillation range may be limited by limiting the wheel seat of the third wheel assembly 13, the wheel seat of the fourth wheel assembly 14, and/or the distance between the equalizer bar 15 and the second longitudinal portion 2.
In some embodiments, the first longitudinal portion 1 is a cabin with a radiation source and the second longitudinal portion 2 is a wall.
In some embodiments, the control device described above can be a general purpose Processor, a Programmable Logic Controller (PLC), a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable Logic device, discrete Gate or transistor Logic, discrete hardware components, or any suitable combination thereof for performing the functions described herein.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (21)
1. A radiation scanning inspection apparatus having an operational state and a transport state, comprising:
the radiation inspection device comprises a base part and a transverse part (3) arranged above the base part, wherein the base part comprises a first longitudinal part (1) and a second longitudinal part (2) which are respectively arranged at two ends of the transverse part (3), the first longitudinal part (1) or the second longitudinal part (2) comprises a cabin body, a radiation source and a position adjusting mechanism (7), the radiation source (42) is arranged in the cabin body in a liftable mode, the position adjusting mechanism (7) is used for lifting the radiation source, in the working state, the radiation source (42) has a working position with the bottom lower than the lower edge of the cabin body, and in the transportation state, the radiation source (42) is located in the cabin body;
running gear, detachably connect in the bottom of first longitudinal portion (1) and the bottom of second longitudinal portion (2) operating condition, running gear with first longitudinal portion (1) with second longitudinal portion (2) are connected the transport condition, running gear with first longitudinal portion (1) with second longitudinal portion (2) separation.
2. The radiation scanning inspection apparatus as defined in claim 1, wherein the height of the transverse portion (3) in the working state is greater than the height in the transport state, the radiation scanning inspection apparatus further comprising:
a lifting device (62) arranged on the base part and used for lifting the transverse part (3) when the working state and the transportation state are switched;
the support body (61) is separable relative to the base, and is arranged between the transverse part (3) and the base in the working state, the base supports the transverse part (3) through the support body (61), and is separated from the base in the transportation state, and the transverse part (3) is directly supported at the top end of the base.
3. A radiation scanning examination apparatus as claimed in claim 2, characterized in that the transverse portion (3) is provided with a guide rail in sliding connection with the stand body (61), by means of which guide rail the stand body (61) slides to the area between the first longitudinal portion (1) and the second longitudinal portion (2) when the operating state is switched to the transport state, and by means of which guide rail the stand body (61) slides between the base portion and the transverse portion (3) when the transport state is switched to the operating state.
4. A radiation scanning examination device as claimed in claim 2, characterized in that a guide means is provided between the transverse portion (3) and the base portion for guiding the lifting of the transverse portion (3).
5. The radiation scanning inspection apparatus according to claim 2, characterized in that said stand body (61) comprises a first seat (611) provided between said transverse portion (3) and said first longitudinal portion (1) and a second seat (612) provided between said transverse portion (3) and said second longitudinal portion (2), said lifting means (62) comprising a first lifting portion (621) provided on said first longitudinal portion (1) and a second lifting portion (622) provided on said second longitudinal portion (2).
6. The radiation scanning inspection apparatus according to claim 1, characterized in that it further comprises a stabilizing beam (66), said stabilizing beam (66) being connected to said first longitudinal portion (1) and said second longitudinal portion (2) in said transport state, said stabilizing beam (66) being disconnected from both said first longitudinal portion (1) and said second longitudinal portion (2) in said working state.
7. The radiation scanning inspection apparatus as defined in claim 1, wherein said traveling means comprises a plurality of wheel assemblies, said plurality of wheel assemblies being respectively disposed at the bottom of said first longitudinal portion (1) and the bottom of said second longitudinal portion (2) in said operating state, said radiation scanning inspection apparatus further comprising a deviation correcting means for keeping said traveling means traveling in a straight line in said operating state.
8. The radiation scanning inspection apparatus of claim 7,
each wheel assembly comprises a walking wheel and a driving motor for driving the walking wheel to walk;
the deviation correcting device comprises a linear walking detection device and a control device, wherein the working state of the deviation correcting device is used for detecting whether the walking device keeps linear walking, the control device is in signal connection with each driving motor and the walking detection device, and the control device is configured to: in the working state, when the linear walking detection device detects that the walking route of the walking device deviates from a straight line, the rotating speed of each driving motor is adjusted and controlled according to the detection result of the linear walking detection device, so that the walking device can restore to the linear walking.
9. The radiation scanning inspection apparatus as defined in claim 7, wherein each of said wheel assemblies includes a traveling wheel, said deviation rectifying device includes a linear travel detecting device, a control device and at least one deflecting device disposed corresponding to the traveling wheel, said deflecting device is configured to deflect a traveling direction of the corresponding traveling wheel, said linear travel detecting device is configured to detect whether the traveling device keeps traveling linearly or not in the operating state, said control device is in signal connection with said deflecting device and said linear travel detecting device, said control device is configured to: in the working state, when the linear walking detection device detects that the walking route of the walking device deviates from a straight line, the deflection device is controlled to deflect the corresponding walking wheel according to the detection result of the linear walking detection device, so that the walking device recovers to the linear walking.
10. The radiation scanning inspection apparatus of claim 8 or 9, wherein said linear travel detection means comprises a laser sensor in signal connection with said control means and a laser guide line arranged along a predetermined linear travel direction of said travel means.
11. The radiation scanning inspection apparatus of claim 7, wherein said deviation correction device comprises:
a guide wheel (310) connected to the first longitudinal portion (1) or the second longitudinal portion (2);
and the linear guide rail (311) is matched with the guide wheel (310) and is arranged along the linear traveling direction of the traveling device.
12. The radiation scanning inspection apparatus of claim 11,
the wheel assembly comprises rubber wheels walking on the ground in the working state; or
The wheel assembly comprises steel wheels which run on the guide rail in the working state.
13. The radiation scanning inspection apparatus of claim 12, wherein the guide rail on which the steel wheels travel is the linear guide rail (311).
14. Radiation scanning examination device as claimed in any of the claims 1 to 9,
the transverse portion (3) is rigidly connected to the first longitudinal portion (1) and to the second longitudinal portion (2);
the walking device comprises a first wheel assembly (11), a second wheel assembly (12), a third wheel assembly (13) and a fourth wheel assembly (14), each wheel assembly comprises a wheel seat and a walking wheel rotatably mounted on the wheel seat, in the working state, the wheel seats of the first wheel assembly (11) and the second wheel assembly (12) are fixedly mounted at the front end and the rear end of the first longitudinal portion (1) respectively, and the wheel seats of the third wheel assembly (13) and the fourth wheel assembly (14) are hinged with the front end and the rear end of the second longitudinal portion (2) respectively;
the radiation scanning inspection equipment further comprises an equalizing beam (15), and the front end and the rear end of the equalizing beam (15) are respectively hinged with the wheel seat of the third wheel assembly (13) and the wheel seat of the fourth wheel assembly (14).
15. A radiation scanning examination apparatus as claimed in claim 14, characterized in that the wheel base of the third wheel assembly (13), the wheel base of the fourth wheel assembly (14) and the second longitudinal portion (2) are all pivotally connected, and the axes of the hinges are all in a horizontal direction and parallel to each other, and the wheel base of the third wheel assembly (13), the wheel base of the fourth wheel assembly (14) and the equalizing beam (15) are all connected by a ball joint.
16. A radiation scanning inspection apparatus according to claim 14, characterized in that the wheel seats of the third wheel assembly (13), the wheel seats of the fourth wheel assembly (14) and the second longitudinal portion (2) and the equalizer beam (15) are all pivotally connected, with the axes of articulation all in a horizontal direction and parallel to each other.
17. A radiation scanning inspection device according to claim 14, characterized in that the section of vertical between the axis of articulation of the equalizing beam (15) with the wheel seat of the third wheel assembly (13) and the axis of articulation with the wheel seat of the fourth wheel assembly (14) is parallel to the section of vertical between the axis of articulation of the wheel seat of the third wheel assembly (13) with the second longitudinal portion (2) and the axis of articulation of the wheel seat of the fourth wheel assembly (14) with the second longitudinal portion (2).
18. A radiation scanning inspection device according to claim 17, characterized in that the distance of the axis of articulation of the equalizing beam (15) with the wheel seat of the third wheel assembly (13) and with the wheel seat of the fourth wheel assembly (14) is equal to the distance of the axis of articulation of the wheel seat of the third wheel assembly (13) with the second longitudinal portion (2) and of the wheel seat of the fourth wheel assembly (14) with the second longitudinal portion (2).
19. A radiation scanning inspection device according to claim 14, characterized in that it further comprises elastic means provided between said walking means, said equalizing beam (15) and/or said second longitudinal portion (2) for providing an elastic force counteracting the oscillation of the wheel seat of said third wheel assembly (13) and of the wheel seat of said fourth wheel assembly (14) with respect to said second longitudinal portion (2).
20. A radiation scanning inspection apparatus according to claim 19, wherein said resilient means comprises:
a first elastic means (51) arranged between the wheel seat of the third wheel assembly (13) and the second longitudinal portion (2); and/or
-second elastic means (52) interposed between the wheel seat of the fourth wheel assembly (14) and the second longitudinal portion (2); and/or
-third elastic means (53) arranged between said equalizing beam (15) and said second longitudinal portion (2).
21. A radiation scanning inspection device according to claim 14, characterized in that the wheel seat of the third wheel assembly (13) and the wheel seat of the fourth wheel assembly (14) are limited in their range of oscillation with respect to the second longitudinal portion (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910981861.5A CN112666621B (en) | 2019-10-16 | 2019-10-16 | Radiation scanning inspection apparatus |
| PL440933A PL440933A1 (en) | 2019-10-16 | 2020-08-10 | Device for inspection by radiation scanning |
| GB2205970.3A GB2603718B (en) | 2019-10-16 | 2020-08-10 | Radiation scanning inspection apparatus |
| PCT/CN2020/108172 WO2021073216A1 (en) | 2019-10-16 | 2020-08-10 | Radiation scanning inspection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910981861.5A CN112666621B (en) | 2019-10-16 | 2019-10-16 | Radiation scanning inspection apparatus |
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| CN112666621A CN112666621A (en) | 2021-04-16 |
| CN112666621B true CN112666621B (en) | 2023-04-18 |
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| CN201910981861.5A Active CN112666621B (en) | 2019-10-16 | 2019-10-16 | Radiation scanning inspection apparatus |
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| CN (1) | CN112666621B (en) |
| GB (1) | GB2603718B (en) |
| PL (1) | PL440933A1 (en) |
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| CN115097538A (en) * | 2021-07-07 | 2022-09-23 | 同方威视技术股份有限公司 | Ray scanning apparatus and ray scanning system |
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| CN109256228A (en) * | 2018-11-01 | 2019-01-22 | 同方威视技术股份有限公司 | Scanography system |
| CN109521480A (en) * | 2019-01-04 | 2019-03-26 | 同方威视科技（北京）有限公司 | Radiation examination device and radiation testing method |
| CN109541707A (en) * | 2019-01-04 | 2019-03-29 | 同方威视科技（北京）有限公司 | A kind of removable scanning means |
| CN109444971A (en) * | 2019-01-04 | 2019-03-08 | 清华大学 | A kind of article detection apparatus |
-
2019
- 2019-10-16 CN CN201910981861.5A patent/CN112666621B/en active Active
-
2020
- 2020-08-10 PL PL440933A patent/PL440933A1/en unknown
- 2020-08-10 GB GB2205970.3A patent/GB2603718B/en active Active
- 2020-08-10 WO PCT/CN2020/108172 patent/WO2021073216A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392955A (en) * | 2000-03-01 | 2003-01-22 | 清华大学 | Movable container inspectino apparatus |
| DE202009015830U1 (en) * | 2009-11-20 | 2010-03-11 | Noell Mobile Systems Gmbh | Modular movable measuring portal |
| CN109490977A (en) * | 2019-01-04 | 2019-03-19 | 清华大学 | Check equipment |
| CN109521486A (en) * | 2019-01-04 | 2019-03-26 | 同方威视技术股份有限公司 | Radiation examination device |
Also Published As
| Publication number | Publication date |
|---|---|
| PL440933A1 (en) | 2022-12-19 |
| GB202205970D0 (en) | 2022-06-08 |
| WO2021073216A1 (en) | 2021-04-22 |
| CN112666621A (en) | 2021-04-16 |
| GB2603718A (en) | 2022-08-10 |
| GB2603718B (en) | 2023-07-12 |
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