CN110320219B - Ray detection system, detection equipment, mounting rack and detector mounting arm - Google Patents

Ray detection system, detection equipment, mounting rack and detector mounting arm Download PDF

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Publication number
CN110320219B
CN110320219B CN201810259135.8A CN201810259135A CN110320219B CN 110320219 B CN110320219 B CN 110320219B CN 201810259135 A CN201810259135 A CN 201810259135A CN 110320219 B CN110320219 B CN 110320219B
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detector
mounting
arm
mounting arm
mounting seat
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CN110320219A (en
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沈益民
毛宗钦
王满仓
张祖涛
王新奎
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Xuchang Ruishi Electronic Technology Co ltd
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Xuchang Ruishi Electronic Technology Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00Investigating 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
    • G01N23/02Investigating 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
    • G01N23/04Investigating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/20Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
    • G01V5/22Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Radiation (AREA)

Abstract

The invention relates to the technical field of ray detection, in particular to a ray detection system, detection equipment, a mounting frame and a detector mounting arm. The ray detection equipment mounting frame comprises a frame body and a detector mounting arm which is fixed on the frame body and used for mounting a detector, wherein the detector mounting arm is formed by assembling sectional materials through fasteners. Compared with the existing integrated detector mounting arm, the detector mounting arm is formed by assembling the sectional materials through the fasteners, the machining precision of the detector mounting arm can be guaranteed through the assembly precision, the machining precision requirement of the detector mounting arm is reduced, the sectional materials are small in size and convenient to machine, the machining efficiency is improved, and the problems of high machining cost and low efficiency of the existing detector mounting arm are solved.

Description

Ray detection system, detection equipment, mounting rack and detector mounting arm
Technical Field
The invention relates to the technical field of ray detection, in particular to a ray detection system, detection equipment, a mounting frame and a detector mounting arm.
Background
The radiation imaging technology is a technology of irradiating an object with a beam of radiation and imaging by detecting the effect of the object on the radiation, and commonly used radiation includes X-rays and gamma-rays, wherein the X-ray imaging technology has the advantages of low radiation dose, sensitivity to light materials and the like, and is widely applied to the fields of safety inspection of goods, vehicles and the like. The ray detection equipment is classified into an X-ray detection equipment and a gamma-ray detection equipment according to the radiation source classification, and is classified into a fixed detection equipment, a movable detection equipment, a pass-through type rapid detection equipment and an aviation tray detection equipment according to the structural classification. According to national standards, a container or a vehicle radiation detection apparatus generally includes the following parts: the detection principle of the ray detection device is shown in figure 15, X-rays generated by the ray source such as an accelerator are utilized to carry out linear scanning perspective on the container, the X-ray signals with different intensities are received through the detector array, the signals are converted into weak electric signals through the ray detector, the electric signals are restored into perspective images of the inspected container after being processed through the acquisition circuit, the related signal processing system and the image processing system, the perspective images are displayed on a computer screen, and forbidden articles or entrained articles hidden in the container can be distinguished from the images.
Since the relative position between the detector and the radiation source affects the quality of the image, a detector mounting arm is usually arranged on a mounting frame of a radiation detection device commonly used at present, for example, a dual radiation source frame structure for a container inspection system disclosed in chinese patent application with an authorized bulletin number of CN1607385a and an authorized bulletin day of 2005.04.20, and the dual radiation source frame structure comprises a gantry frame and dual detector arms arranged on the gantry frame, wherein a detector module is arranged in the dual detector arms, and the gantry frame is a radiation detection device mounting frame, and the dual detector arms are detector mounting arms for mounting the detector. The relative position between the detector and the radiation source is ensured by the machining precision of the detector mounting arm, which requires extremely high machining precision of the detector mounting arm and the mounting frame, and the current machining mode of the detector mounting arm is usually to cast out blank firstly and then precisely machine the blank. Because the detector mounting arm is large in size, the machining process is extremely complex, the machining size and the precision requirements on mechanical equipment used for machining are high, and the problems of high machining cost and low efficiency of the existing detector mounting arm are caused.
Disclosure of Invention
The invention aims to provide a detector mounting arm so as to solve the problems of high processing cost and low efficiency caused by large volume and complex processing process of the detector mounting arm of the existing radiation detection equipment; in addition, the invention also aims to provide a radiation detection device mounting frame, a radiation detection device and a radiation detection system using the detector mounting arm.
In order to achieve the above purpose, the technical scheme of the radiation detection device mounting rack of the invention is as follows:
the scheme 1, ray detection equipment mounting bracket include the support body and fix the detector installation arm that is used for installing the detector on the support body, the detector installation arm is formed through the fastener equipment by the section bar, the detector installation arm includes the body and fixes the detector mount pad that is used for installing the detector on the body, is equipped with the detector adjustment structure that is used for adjusting the detector mount pad for body position in order to adjust detector mounted position on the detector installation arm, the detector adjustment structure includes the adjusting bolt of screw assembly on the body, and adjusting bolt's one end and detector mount pad are along adjusting bolt axial spacing cooperation in order to adjust the mounted position of detector through screwing adjusting bolt, the detector adjustment structure is including setting up the mounting arm hole that is used for fixed detector mount pad on the body, setting up the mount pad opening that corresponds with the mounting arm hole on the detector mount pad, and the mount pad opening is rectangular shape.
The scheme 2, on the basis of scheme 1, the detector adjusts the structure for being used for the level to adjust the detector mount pad for the level of body position adjusts the structure.
The scheme 3, on the basis of scheme 1, the body includes stand and crossbeam, the detector mount pad is fixed on the crossbeam, simple to operate.
The scheme 4, on the basis of scheme 3, be equipped with the mount pad fixed block on the crossbeam, the installation arm hole sets up on the mount pad fixed block.
According to the scheme 5, on the basis of the scheme 1, the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting a detector is formed by the coaming in a surrounding mode.
And 6, on the basis of the scheme 1, the section bars forming the detector mounting arm are connected through bolts.
According to the scheme 7, on the basis of the scheme 1, the connecting lugs are arranged on the detector mounting arms, and the detector mounting arms are fixed on the frame body through the connecting lugs.
According to the scheme 8, on the basis of the scheme 1, the detector mounting arm is formed by assembling aluminum profiles through fasteners.
The scheme 9, on the basis of scheme 1, the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle type connecting piece, and stand and crossbeam pass through angle type connecting piece fixed connection.
In order to achieve the above purpose, the technical scheme of the detector mounting arm of the invention is as follows:
the scheme 1, the detector installation arm is formed by the assembly of section bar through the fastener, the detector installation arm includes the body and fixes the detector mount pad that is used for installing the detector on the body, is equipped with on the detector installation arm and is used for adjusting the detector mount pad for the position of body in order to adjust the detector mounted position's detector adjustment structure, the detector adjustment structure includes the adjusting bolt of screw assembly on the body, and adjusting bolt's one end and detector mount pad are along adjusting bolt axial spacing cooperation in order to adjust the mounted position of detector through screwing adjusting bolt, the detector adjustment structure is including setting up the mount pad opening that is used for fixed detector mount pad on the body, setting up on the detector mount pad and corresponds with the mount pad hole, and the mount pad opening is rectangular shape.
The scheme 2, on the basis of scheme 1, the detector adjusts the structure for being used for the level to adjust the detector mount pad for the level of body position adjusts the structure.
The scheme 3, on the basis of scheme 1, the body includes stand and crossbeam, the detector mount pad is fixed on the crossbeam, simple to operate.
The scheme 4, on the basis of scheme 3, be equipped with the mount pad fixed block on the crossbeam, the installation arm hole sets up on the mount pad fixed block.
According to the scheme 5, on the basis of the scheme 1, the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting a detector is formed by the coaming in a surrounding mode.
And 6, on the basis of the scheme 1, the section bars forming the detector mounting arm are connected through bolts.
According to the scheme 7, on the basis of the scheme 1, the connecting lugs are arranged on the detector mounting arms, and the detector mounting arms are fixed on the frame body through the connecting lugs.
According to the scheme 8, on the basis of the scheme 1, the detector mounting arm is formed by assembling aluminum profiles through fasteners.
The scheme 9, on the basis of scheme 1, the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle type connecting piece, and stand and crossbeam pass through angle type connecting piece fixed connection.
In order to achieve the above object, the technical scheme of the radiation detection device of the present invention is as follows:
the utility model provides a 1, ray detection equipment, includes mounting bracket and detector, and the mounting bracket includes the support body and fixes the detector installation arm on the support body, and the detector is fixed on the detector installation arm, and the detector installation arm is formed by the assembly of section bar through the fastener, the detector installation arm includes the body and fixes the detector mount pad that is used for installing the detector on the body, is equipped with on the detector installation arm and is used for adjusting the detector mount pad for the detector adjustment structure of body position in order to adjust the detector mounted position, the detector adjustment structure includes adjusting bolt of screw assembly on the body, and adjusting bolt's one end and detector mount pad are along adjusting bolt axial spacing cooperation in order to adjust the mounted position of detector through screwing adjusting bolt, the detector adjustment structure is including setting up the mount pad opening that is used for fixed the detector mount pad on the body, setting up on the detector mount pad and corresponds with the mount pad hole, and the mount pad opening is rectangular shape.
The scheme 2, on the basis of scheme 1, the detector adjusts the structure for being used for the level to adjust the detector mount pad for the level of body position adjusts the structure.
The scheme 3, on the basis of scheme 1, the body includes stand and crossbeam, the detector mount pad is fixed on the crossbeam, simple to operate.
The scheme 4, on the basis of scheme 3, be equipped with the mount pad fixed block on the crossbeam, the installation arm hole sets up on the mount pad fixed block.
According to the scheme 5, on the basis of the scheme 1, the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting a detector is formed by the coaming in a surrounding mode.
And 6, on the basis of the scheme 1, the section bars forming the detector mounting arm are connected through bolts.
According to the scheme 7, on the basis of the scheme 1, the connecting lugs are arranged on the detector mounting arms, and the detector mounting arms are fixed on the frame body through the connecting lugs.
According to the scheme 8, on the basis of the scheme 1, the detector mounting arm is formed by assembling aluminum profiles through fasteners.
The scheme 9, on the basis of scheme 1, the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle type connecting piece, and stand and crossbeam pass through angle type connecting piece fixed connection.
In order to achieve the above object, the technical scheme of the radiation detection system of the present invention is as follows:
the scheme 1, ray detection system include ray detection equipment and ray source, and ray detection equipment includes mounting bracket and detector, and the mounting bracket includes the support body and fixes the detector installation arm on the support body, and the detector is fixed on the detector installation arm, and the detector installation arm is formed through the fastener equipment by the section bar, the detector installation arm includes the body and fixes the detector mount pad that is used for installing the detector on the body, is equipped with the detector regulation structure that is used for adjusting the detector mount pad for body position in order to adjust the detector mounted position on the detector installation arm, the detector regulation structure includes adjusting bolt of screw assembly on the body, and adjusting bolt's one end and detector mount pad are along adjusting bolt axial spacing cooperation in order to adjust the mounted position of detector through screwing adjusting bolt, the detector regulation structure is including setting up the mount pad opening that is used for fixed detector mount pad on the body, setting up on the detector mount pad and corresponds with the mount pad opening, and the mount pad opening is rectangular shape.
The scheme 2, on the basis of scheme 1, the detector adjusts the structure for being used for the level to adjust the detector mount pad for the level of body position adjusts the structure.
The scheme 3, on the basis of scheme 1, the body includes stand and crossbeam, the detector mount pad is fixed on the crossbeam, simple to operate.
The scheme 4, on the basis of scheme 3, be equipped with the mount pad fixed block on the crossbeam, the installation arm hole sets up on the mount pad fixed block.
According to the scheme 5, on the basis of the scheme 1, the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting a detector is formed by the coaming in a surrounding mode.
And in the scheme 6, on the basis of the scheme 12, the section bars forming the detector mounting arm are connected through bolts.
According to the scheme 7, on the basis of the scheme 1, the connecting lugs are arranged on the detector mounting arms, and the detector mounting arms are fixed on the frame body through the connecting lugs.
According to the scheme 8, on the basis of the scheme 1, the detector mounting arm is formed by assembling aluminum profiles through fasteners.
The scheme 9, on the basis of scheme 1, the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle type connecting piece, and stand and crossbeam pass through angle type connecting piece fixed connection.
The beneficial effects of the invention are as follows: compared with the existing integrated detector mounting arm, the detector mounting arm is formed by assembling the sectional materials through the fasteners, the machining precision of the detector mounting arm can be guaranteed through the assembly precision, the machining precision requirement of the detector mounting arm is reduced, the sectional materials are small in size and convenient to machine, machining efficiency is improved, the problems that the existing detector mounting arm is high in machining cost and low in efficiency are solved, one end of an adjusting bolt is in limited fit with a detector mounting seat along the axial direction of the adjusting bolt, one end of the bolt moves a bit after screwing the bolt, the detector mounting seat which is naturally in limited fit with the adjusting bolt moves synchronously along with the end of the adjusting bolt, and therefore the position of the detector on the mounting seat can be changed relative to the body.
Drawings
FIG. 1 is a schematic diagram of a radiation detection system of embodiment 1 of the present invention;
FIG. 2 is an isometric view of a radiation detection system of the present invention;
FIG. 3 is a cross-sectional view of FIG. 1;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a left side view of FIG. 1;
FIG. 6 is a cross-sectional view of A-A of FIG. 4;
FIG. 7 is a cross-sectional view of B-B in FIG. 4;
FIG. 8 is an isometric view of the side view detector mounting arm of FIG. 6;
FIG. 9 is a schematic view of the structure of the side view detector mounting arm of FIG. 6;
fig. 10 is an enlarged view of a portion C in fig. 9;
FIG. 11 is a schematic view of the side view detector mounting arm of FIG. 6 from one perspective;
FIG. 12 is an enlarged view of portion D of FIG. 11;
FIG. 13 is a schematic view of the side view detector mounting arm of FIG. 6 from another perspective;
fig. 14 is an enlarged view of the portion E in fig. 13;
FIG. 15 is a schematic diagram of a prior art radiation detection system;
in the figure, a mounting frame 1; a side view frame 11; a detector mounting post 111; a door pillar 112; a detector mounting beam 113; the probe mount transition arm 114; an inclined transition section 115; a side view detector mounting arm 117; side view mounting arm aperture 1171; a connection lug 1172; a backbone 1173; coaming 1174; post 1175; beam 1176; mount block 1177; an angled connector 1178; a side view detector mount 118; a side view mounting plate 1181; a side view mount gap 1182; a side-view adjusting bolt 119; side illumination adjusting bolt clamping groove 1191; a top lighting frame 12; a top frame cross beam 121; top lighting frame posts 122; a top view frame transition arm 123; a top view detector mounting arm 124; a bottom beam 125; a side-irradiation line source 2; a top illumination source 3; a side-view detector 4; a top-view detector 5; a vehicle 6; a top lighting frame body fixing groove 7; a side-view collimator 91; a roof collimator 92.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Specific embodiment 1 of the radiation detection system of the present invention as shown in fig. 1 to 14, the radiation detection system includes a radiation detection device and side irradiation source 2, top irradiation source 3. The radiation detection device comprises a mounting frame 1 and a detector arranged on the mounting frame. The side irradiation source 2 is arranged on one side of the mounting frame 1, and the top irradiation source 3 is arranged on the top of the mounting frame 1. The mounting frame 1 encloses a detection channel for the vehicle 6 to be detected to pass through.
There are two kinds of detectors on the mounting frame 1, a side-illuminated detector 4 corresponding to the side-illuminated line source 2 and a top-illuminated detector 5 corresponding to the top-illuminated line source 3. The mounting frame 1 includes a top lighting frame 12 and a side lighting frame 11, and the side lighting frame 11 is described first.
As shown in fig. 6 and 7, the side view frame 11 has a door-shaped structure including two columns, one of which is a detector mounting column 111 to which the side view detector 4 is mounted, and a detector mounting beam 113, and the other of which is a door column 112. A detector mounting transition arm 114 for side-view detector 4 is mounted between the detector mounting upright 111 and the detector mounting cross beam 113, and an inclined transition section 115 connected with the detector mounting cross beam 113 is arranged on top of the door upright 112. In this embodiment, the detector mounting transition arm 114 and the inclined transition section 115 are all arranged in an inclined manner, the tops of the detector mounting transition arm 114 and the inclined transition section 115 are close to each other so that the side illumination frame 11 is in an arch-shaped structure, and the detector mounting cross beam 113 has higher stability under the supporting action of the detector mounting transition arm 114 and the inclined transition section 115. The detector mounting upright 111, the detector mounting cross beam 113, and the detector mounting upright 111 are each provided with a side view detector mounting arm 117 for mounting the side view detector 4. The door post 112 has a side collimator 91 mounted thereon.
For easy assembly, in this embodiment, the inclined transition section 115, the probe mount cross member 113, and the probe mount transition arm 114 on the door pillar 112 are integrally formed. By arranging the arched side illumination frame 11, the distance difference between each side illumination detector 4 and the side illumination source is reduced, so that the imaging quality is improved, and compared with the L-shaped mounting frame structure in the prior art, the side illumination frame 11 has better imaging effect. In addition, the detector mounting transition arm 114 is of a straight arm structure, so that the processing and the installation are convenient, the side illumination detector 4 in the embodiment is mounted on the detector mounting cross beam 113, the detector mounting upright post 111 and the detector mounting transition arm 114, and in other embodiments, the side illumination detector 4 can be arranged on the door upright post 112 or the inclined transition section 115 when actually needed.
As shown in fig. 8 to 11, the side view detector mounting arm 117 is fixed on the side view frame body, the side view detector mounting arm 117 is provided with a connecting lug 1172, the side view detector mounting arm 117 is fixed on the frame body through the connecting lug 1172, and the connecting lug has a simple structure and is convenient to assemble. In order to ensure the mounting accuracy of the side view detector 4 and reduce the complexity of the side view frame 11, the side view detector mounting arm 117 in this embodiment is assembled by an aluminum profile through bolts, and because the processing accuracy of the aluminum profile is high, the mounting accuracy of the side view detector mounting arm 117 can be ensured after the aluminum profile is assembled by a fastener, and the aluminum profiles in this embodiment are assembled together through bolts. In addition, the assembled side view detector mounting arm 117 also facilitates adjusting the shape of the side view detector mounting arm 117 as desired. Compared with welding forming, the welding rear side view detector mounting arm is deformed, secondary machining is needed, and the side view detector mounting arm formed by the profile through bolts does not need to be machined secondarily after welding.
The side view detector mounting arm 117 includes a body and a side view detector mounting seat 118 fixed on the body, and the side view detector 4 is fixed on the side view detector mounting seat 118, in this embodiment, for the position of the side view detector 4 is conveniently adjusted, in this embodiment, a side view adjusting bolt 119 for adjusting the horizontal position of the side view detector mounting seat 118 and then adjusting the horizontal position of the side view detector 4 is screwed on the side view detector mounting arm 117. One end of the side illumination adjusting bolt 119 is provided with a side illumination adjusting bolt clamping groove 1191 which is in limit fit with the side illumination detector mounting seat 118, and the horizontal position of the side illumination detector mounting seat 118 can be adjusted by screwing the side illumination adjusting bolt 119, so that the horizontal position of the side illumination detector 4 fixed on the side illumination detector mounting seat 118 is adjusted.
The side view detector mount 118 includes a side view mounting plate 1181 for facing the side view source, and the side view detector 4 is secured to the side view mounting plate 1181. In order to facilitate the adjustment of the position of the side view detector 4, a side view mounting arm hole 1171 for fixing the side view detector mounting seat is formed in the side view detector mounting arm 117, a side view mounting seat opening 1182 corresponding to the fixing hole is formed in the side view mounting plate 1181, and the side view mounting seat opening 1182 is in a strip shape and is convenient to install. After the position of the side view detector mounting seat 118 is adjusted through the side view mounting seat notch 1182, the side view detector mounting seat 118 is fixed on the body of the side view detector mounting arm 117 through fixing members such as fixing bolts. The side illumination adjusting bolt, the side illumination mounting seat notch and the side illumination mounting arm hole in the embodiment form a side illumination horizontal adjusting structure for horizontally adjusting the position of the side illumination detector mounting seat relative to the body.
As shown in fig. 11 and 12, the body of the side-view detector mounting arm 117 in this embodiment includes a skeleton 1173, and a shroud 1174 fixed to the skeleton 1173, and in order to avoid the influence of the side-view detector, an opening is provided on the side of the side-view detector that receives the radiation, which makes the structure of the side-view detector mounting arm 117 in this embodiment a trough-shaped structure with the opening facing the side-view radiation source.
To facilitate the fixation of the side view detector mount, in this embodiment, the framework 1173 includes a column 1175 and a beam 1176, where a mount fixing block 1177 is fixed on the beam 1176, a side view mounting arm hole 1171 is provided on the mount fixing block 1177, and a side view detector mount 118 is fixed on the beam 1176.
In this embodiment, the detector mounting upright post 111, the detector mounting cross beam 113, and the detector mounting upright post 111 are all provided with side illumination detector mounting arms 117, each side illumination detector mounting arm 117 is provided with a plurality of side illumination detector mounting seats 118, and each corresponding side illumination detector mounting arm 117 is provided with a plurality of side illumination detectors 4.
To increase the strength of the connection of the side view detector mounting arm 117, in this embodiment, an angular connector 1178 is provided at the connection of the post 1175 to the beam 1176, and the post is fixedly connected to the beam by the angular connector 1178. The corner connectors 1178 are fixedly connected with the uprights 1175 and the cross beams 1176 respectively by bolts. The post 1175 and beam 1176 of the present invention are assembled by means of an angular connector 1178, bolts, in other embodiments, holes may be made in the post and beam, respectively, so that the post and beam are directly bolted.
The following description will explain the related structure of the top frame 12, as shown in fig. 7, the top frame 12 is also an arch-shaped structure, including a top frame beam 121, a top frame column 122, and a top frame transition arm 123 connecting the top frame column 122 and the top frame beam 121, where the top illumination source 3 is fixed at the middle position of the top frame beam 121. The top lighting frame body transition arms 123 are disposed obliquely and the tops of the top lighting frame body transition arms 123 are close to each other so that the top lighting frame body 12 forms an arch-shaped structure. A top collimator 92 corresponding to the top illumination source is provided on the top frame beam 121.
For convenience of installation and arrangement, in this embodiment, the projection of the top lighting frame body 12 and the side lighting frame body 11 in a plane perpendicular to the arrangement direction of the two coincides. The top view frame column 122 is fixedly connected to the door column 112 and the detector mounting column 111 by a fixing member. The top illumination source 3 needs to be arranged on the top illumination frame body beam 121, the weight of the top illumination source 3 is heavy, and the top illumination frame body 12 can improve the supporting performance of the top illumination frame body 12 and reduce the shaking of the top illumination source 3 by utilizing the characteristic of high strength of the arch-shaped structure, so that the image quality is better ensured. In other embodiments, the top frame 12 and the side frame 11 may be integrally provided in a case where the stability of the mounting frame 1 is required to be higher.
As shown in fig. 1, the top irradiation source 3 in the present embodiment is fixed above the top irradiation frame 12 and the side irradiation frame 11, and a top irradiation detector mounting arm for fixing the top irradiation source 3 is provided on top of the side irradiation frame 11 so that the top irradiation source is commonly supported by the top irradiation frame and the side irradiation frame 11.
As shown in fig. 7, the top view detector 5 on the two top view frame posts 122 of the top view frame 12 in this embodiment is provided at the lower portion of the top view frame post 122, and the top view detector 5 is not required to be provided at the top of the top view frame post 122 in view of the layout of the top view detection system. The side lighting frame 11 in this embodiment is fixed on the ground by anchor bolts, and since the top lighting detector needs to be installed below the ground, the bottom of the top lighting frame 12 is fixed below the ground in order to ensure the continuity of the top lighting detector. In addition, a top lighting frame body fixing groove 7 for fixing the top lighting frame body 12 is formed in the ground, and the bottom of the top lighting frame body 12 is fixed in the top lighting frame body fixing groove 7. The top illumination frame body in this embodiment further includes a bottom beam 125 disposed in the top illumination frame body fixing groove 7 and disposed between the two top illumination frame body upright posts 122, and a top illumination detector mounting structure is disposed on the bottom beam 125. In other embodiments, the top view detector mounting structure may be directly disposed in the top view frame fixing slot.
The top detector mounting structures are arranged on the lower parts of the two top frame upright posts 122 and the bottom cross beam 125 of the top frame. The top lighting frame body 12 in this embodiment is similar to the side lighting frame body 11, and the top lighting detector mounting structure includes a top lighting detector mounting arm 124 fixed on the top lighting frame body 12, and the top lighting detector mounting arm 124 is assembled by profiles through bolts, so that the mounting accuracy of the top lighting detector is improved. The top-view detector mounting arm includes a body and a top-view detector mounting seat fixed on the body, and the top-view detector 5 is fixed on the top-view detector mounting seat, in this embodiment, in order to facilitate adjustment of the position of the top-view detector, a top-view adjusting bolt for adjusting the top-view detector mounting seat and then the top-view detector position is assembled on the body of the top-view detector mounting arm 124 by threads. One end of the top illumination adjusting bolt is provided with a top illumination adjusting bolt clamping groove in limit fit with the top illumination detector mounting seat, and the position of the top illumination detector mounting seat can be adjusted by screwing the top illumination adjusting bolt, so that the position of the top illumination detector fixed on the top illumination detector mounting seat is adjusted. In this embodiment, the structure of the top-view detector mounting arm is the same as that of the side-view detector mounting arm, so that the related structures such as the top-view detector mounting base are not illustrated.
The top illumination detector mount includes a top illumination mounting plate for facing the top illumination source, and the top illumination detector is fixed on the top illumination mounting plate. In order to facilitate the adjustment of the position of the top illumination detector, a top illumination mounting arm hole for fixing a top illumination mounting seat is formed in the body of the top illumination detector mounting arm 124, and a top illumination mounting seat opening corresponding to the top illumination mounting arm hole is formed in the top illumination mounting plate and is in a strip shape. The relative position of the top illumination detector mounting seat relative to the top illumination detector mounting arm body is adjusted through the top illumination adjusting long hole, and after the position adjustment of the top illumination detector mounting seat is finished, the top illumination detector mounting seat is fixed on the body of the top illumination detector mounting arm 124 through fixing pieces such as fixing bolts. The top illumination adjusting bolt, the top illumination mounting seat notch and the top illumination mounting arm hole in the embodiment form a top illumination horizontal adjusting structure for horizontally adjusting the position of the top illumination detector mounting seat relative to the body.
When the radiation detection equipment is used, related devices of a top irradiation detection system and related devices of a side irradiation detection system are started, a vehicle or a container waits for a detection object to pass through the mounting frame 1, the top irradiation source 3 and the top irradiation detector 5 are matched to form an image from the top, then the side irradiation source 2 and the side irradiation detector 4 are matched to form an image from the side, the imaging quality is improved, and meanwhile, the two radioactive sources are mounted on the same mounting frame 1, so that the space is saved.
The above specific embodiment 1 is a preferred implementation manner of the radiation detection system of the present invention, and in other embodiments, the corresponding structure may be adjusted or simplified as required:
in the embodiment 2 of the radiation detection system of the present invention, the radiation detection system includes a radiation detection device and a radiation source, in which the structure of the radiation detection system is simplified, the radiation detection system in the embodiment is a side-illumination radiation detection system, the radiation detection device includes a mounting frame and a detector disposed on the mounting frame, the radiation source is disposed on one side of the mounting frame, and the mounting frame encloses a detection channel for passing a vehicle to be detected. The mounting bracket includes the support body and fixes the detector installation arm on the support body, and the detector installation arm passes through the fastener by the section bar and assembles into, and the detector is fixed on the detector mounting bracket body. The profile in this embodiment may be any one of a steel profile, an aluminum profile, a magnesium alloy profile, and the like. The fastener can be in the forms of bolts, screws, rivets and the like, and the mounting precision of the detector mounting arm can be ensured by the assembly precision of the section bar due to the fact that the assembly in a non-welding form is adopted.
The detector mounting arm is formed by assembling the section bars through the fasteners, the machining precision of the detector mounting arm is guaranteed through the forming precision of the section bars, the machining difficulty of the detector mounting arm is reduced, and the machining cost of the detector mounting arm is greatly reduced due to the fact that the section bars are machined in batches, and meanwhile machining efficiency is improved.
Embodiment 3 is further optimized for embodiment 2, in this embodiment, the probe mounting arm includes a body and a probe mounting seat fixed on the body, the probe is fixed on the probe mounting seat, and the probe mounting arm is provided with a probe adjusting structure for adjusting the position of the probe mounting seat relative to the body to adjust the mounting position of the probe, and in other embodiments, the probe can be directly fixed on the body of the probe mounting arm under the condition that the precision of the probe mounting arm meets the requirement. The specific form of the detector adjusting structure in this embodiment may be a jackscrew adjusting structure, a bolt adjusting structure, a row of adjusting hole structures, or the like, which are disposed between the body and the detector mounting base.
Embodiment 4, as a further optimization of embodiment 3, for simplifying the structure and simultaneously ensuring the adjustment accuracy, in this embodiment, the detector adjustment structure selects a bolt adjustment structure, the bolt adjustment structure includes an adjusting bolt screwed on the body, and one end of the adjusting bolt is in axial limit fit with the detector mounting seat along the adjusting bolt so as to adjust the mounting position of the detector by screwing the adjusting bolt.
Embodiment 5, as a further optimization to embodiment 4, in the process of adjusting the probe mount with the adjusting bolt, for convenience in fixing the probe mount, the probe adjusting structure includes a mounting arm hole provided on the body for fixing the probe mount, a mount opening provided on the probe mount and corresponding to the mounting arm hole, and the mount opening is in a strip shape. When the mounting arm hole is an adjusting long hole, the mounting seat notch is a circular hole. Further optimized, the side wall of the adjusting long hole is provided with an opening for the bolt to enter and exit along the radial direction.
In embodiment 6, as a further optimization of embodiment 3, 4 or 5, the detector adjusting structure is a horizontal adjusting structure, and the position of the detector mounting seat is adjusted by the horizontal adjusting structure along the horizontal direction, so that the adjustment of the horizontal position of the detector is realized, and the detector adjusting structure in embodiment 5 can be adopted in a specific form of the horizontal adjusting structure.
Embodiment 7, as a further optimization of embodiment 3 or 4 or 5, in order to improve the strength of the probe mounting arm, the body of the probe mounting arm includes a column and a beam, and the probe mounting seat is fixed on the beam, and in other embodiments, the probe mounting seat may be directly fixed on the column.
Embodiment 8 is as the further optimization to embodiment 7, is equipped with the mount pad fixed block on being equipped with on convenient detector mount pad and the crossbeam, and detector regulation structure is including setting up the mount pad opening that is used for fixed detector mount pad on the body, setting up on the detector mount pad and corresponds with the mount pad hole, and the mount pad opening is rectangular shape, and the mount pad hole sets up on the mount pad fixed block.
Embodiment 9, as a further optimization of any of embodiments 2-5, the probe mounting arm includes a skeleton and a shroud secured to the skeleton, the shroud enclosing a probe mounting cavity for mounting the probe. In other embodiments, the probe mounting arm may simply be provided with a skeleton, in which case the strength is reduced compared to structures provided with coamings.
Embodiment 10, as a further optimization of any of embodiments 2-5, in this embodiment, the profile material that makes up the probe mounting arm is connected by a bolt. In other embodiments, the probe mounting arm may be assembled by riveting or the like.
In embodiment 11, as a further optimization of any one of embodiments 2 to 5, in this embodiment, a connection lug is provided on the probe mounting arm, and the probe mounting arm is fixed on the frame body through the connection lug. The connecting lug is simple in structure, and in other embodiments, holes can be directly formed in the detector mounting arm, and the detector mounting arm and the frame body are fixed through bolts.
In embodiment 12, as a further optimization for any one of embodiments 2 to 5, the detector mounting arm is formed by assembling an aluminum profile, and the aluminum profile has high processing precision, so that the precision of the detector mounting arm can be better ensured.
Embodiment 13, as a further optimization of any one of embodiments 2-5, the detector mounting arm includes a column and a beam, where an angular connecting piece is disposed at a connection position of the column and the beam, and the column and the beam are fixedly connected through the angular connecting piece. The connection strength of the detector mounting arm is improved.
The structure of the radiation detection device mounting frame according to the embodiment of the present invention is the same as that of the mounting frame described in any one of the above embodiments 1 to 13, and will not be described in detail.
In a specific embodiment of the radiation detecting apparatus of the present invention, the radiation detecting apparatus in this embodiment has the same structure as the radiation detecting apparatus described in any one of the above specific embodiments 1 to 13, and will not be described in detail.
The specific embodiment of the detector mounting arm of the present invention is the same as the structure of the detector mounting arm described in any one of the above specific embodiments 1 to 13, and will not be described again.

Claims (36)

1. Ray detection equipment mounting bracket is used for installing the detector including the support body and fixing the detector installation arm that is used for installing the detector on the support body, its characterized in that: the detector mounting arm is formed by assembling sectional materials through fasteners, the detector mounting arm comprises a body and a detector mounting seat which is fixed on the body and is used for mounting a detector, a detector adjusting structure which is used for adjusting the position of the detector mounting seat relative to the body to adjust the mounting position of the detector is arranged on the detector mounting arm, the detector adjusting structure comprises an adjusting bolt which is assembled on the body through threads, one end of the adjusting bolt is in axial limit fit with the detector mounting seat along the adjusting bolt to adjust the mounting position of the detector through screwing the adjusting bolt, the detector adjusting structure comprises a mounting arm hole which is arranged on the body and is used for fixing the detector mounting seat, and a mounting seat opening which corresponds to the mounting arm hole and is arranged on the detector mounting seat, and the mounting seat opening is in a strip shape.
2. The radiographic inspection equipment mounting rack of claim 1, wherein: the detector adjusting structure is a horizontal adjusting structure for horizontally adjusting the position of the detector mounting seat relative to the body.
3. The radiographic inspection equipment mounting rack of claim 1, wherein: the body comprises an upright post and a cross beam, and the detector mounting seat is fixed on the cross beam.
4. A radiation detection device mounting frame as claimed in claim 3, wherein: the beam is provided with a mounting seat fixing block, and the mounting arm hole is formed in the mounting seat fixing block.
5. The radiographic inspection equipment mounting rack of claim 1, wherein: the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting the detector is formed by the coaming in a surrounding mode.
6. The radiographic inspection equipment mounting rack of claim 1, wherein: the section bars forming the detector mounting arm are connected through bolts.
7. The radiographic inspection equipment mounting rack of claim 1, wherein: the detector mounting arm is provided with a connecting lug, and the detector mounting arm is fixed on the frame body through the connecting lug.
8. The radiographic inspection equipment mounting rack of claim 1, wherein: the detector mounting arm is formed by assembling aluminum profiles through fasteners.
9. The radiographic inspection equipment mounting rack of claim 1, wherein: the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle formula connecting piece, and stand and crossbeam pass through angle formula connecting piece fixed connection.
10. The detector installation arm of ray detection equipment mounting bracket, its characterized in that: the detector installation arm is formed by the assembly of section bar through the fastener, the detector installation arm includes the body and fixes the detector mount pad that is used for installing the detector on the body, is equipped with the detector adjustment structure that is used for adjusting the detector mount pad for body position in order to adjust detector mounted position on the detector installation arm, the detector adjustment structure includes the adjusting bolt of screw assembly on the body, and adjusting bolt's one end and detector mount pad are along adjusting bolt axial spacing cooperation in order to adjust the mounted position of detector through screwing adjusting bolt, the detector adjustment structure is including setting up the mount arm hole that is used for fixed detector mount pad on the body, setting up the mount pad opening that corresponds with the mount arm hole on the detector mount pad, and the mount pad opening is rectangular shape.
11. The detector mounting arm of claim 10, wherein: the detector adjusting structure is a horizontal adjusting structure for horizontally adjusting the position of the detector mounting seat relative to the body.
12. The detector mounting arm of claim 10, wherein: the body comprises an upright post and a cross beam, and the detector mounting seat is fixed on the cross beam.
13. The detector mounting arm of claim 12, wherein: the beam is provided with a mounting seat fixing block, and the mounting arm hole is formed in the mounting seat fixing block.
14. The detector mounting arm of claim 10, wherein: the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting the detector is formed by the coaming in a surrounding mode.
15. The detector mounting arm of claim 10, wherein: the section bars forming the detector mounting arm are connected through bolts.
16. The detector mounting arm of claim 10, wherein: the detector mounting arm is provided with a connecting lug which is used for being fixed on the frame body.
17. The detector mounting arm of claim 10, wherein: the detector mounting arm is formed by assembling aluminum profiles through fasteners.
18. The detector mounting arm of claim 10, wherein: the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle formula connecting piece, and stand and crossbeam pass through angle formula connecting piece fixed connection.
19. Ray detection equipment, including mounting bracket and detector, the mounting bracket includes the support body and fixes the detector installation arm on the support body, and the detector is fixed on the detector installation arm, its characterized in that: the detector mounting arm is formed by assembling sectional materials through fasteners, the detector mounting arm comprises a body and a detector mounting seat which is fixed on the body and is used for mounting a detector, a detector adjusting structure which is used for adjusting the position of the detector mounting seat relative to the body to adjust the mounting position of the detector is arranged on the detector mounting arm, the detector adjusting structure comprises an adjusting bolt which is assembled on the body through threads, one end of the adjusting bolt is in axial limit fit with the detector mounting seat along the adjusting bolt to adjust the mounting position of the detector through screwing the adjusting bolt, the detector adjusting structure comprises a mounting arm hole which is arranged on the body and is used for fixing the detector mounting seat, and a mounting seat opening which corresponds to the mounting arm hole and is arranged on the detector mounting seat, and the mounting seat opening is in a strip shape.
20. The radiation detection apparatus of claim 19, wherein: the detector adjusting structure is a horizontal adjusting structure for horizontally adjusting the position of the detector mounting seat relative to the body.
21. The radiation detection apparatus of claim 19, wherein: the body comprises an upright post and a cross beam, and the detector mounting seat is fixed on the cross beam.
22. The radiation detection apparatus of claim 21, wherein: the beam is provided with a mounting seat fixing block, and the mounting arm hole is formed in the mounting seat fixing block.
23. The radiation detection apparatus of claim 19, wherein: the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting the detector is formed by the coaming in a surrounding mode.
24. The radiation detection apparatus of claim 19, wherein: the section bars forming the detector mounting arm are connected through bolts.
25. The radiation detection apparatus of claim 19, wherein: the detector mounting arm is provided with a connecting lug, and the detector mounting arm is fixed on the frame body through the connecting lug.
26. The radiation detection apparatus of claim 19, wherein: the detector mounting arm is formed by assembling aluminum profiles through fasteners.
27. The radiation detection apparatus of claim 19, wherein: the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle formula connecting piece, and stand and crossbeam pass through angle formula connecting piece fixed connection.
28. The ray detection system comprises ray detection equipment and a ray source, wherein the ray detection equipment comprises a mounting frame and a detector, the mounting frame comprises a frame body and a detector mounting arm fixed on the frame body, and the detector is fixed on the detector mounting arm, and is characterized in that: the detector mounting arm is formed by assembling sectional materials through fasteners, the detector mounting arm comprises a body and a detector mounting seat which is fixed on the body and is used for mounting a detector, a detector adjusting structure which is used for adjusting the position of the detector mounting seat relative to the body to adjust the mounting position of the detector is arranged on the detector mounting arm, the detector adjusting structure comprises an adjusting bolt which is assembled on the body through threads, one end of the adjusting bolt is in axial limit fit with the detector mounting seat along the adjusting bolt to adjust the mounting position of the detector through screwing the adjusting bolt, the detector adjusting structure comprises a mounting arm hole which is arranged on the body and is used for fixing the detector mounting seat, and a mounting seat opening which corresponds to the mounting arm hole and is arranged on the detector mounting seat, and the mounting seat opening is in a strip shape.
29. The radiation detection system of claim 28, wherein: the detector adjusting structure is a horizontal adjusting structure for horizontally adjusting the position of the detector mounting seat relative to the body.
30. The radiation detection system of claim 28, wherein: the body comprises an upright post and a cross beam, and the detector mounting seat is fixed on the cross beam.
31. The radiation detection system of claim 30, wherein: the beam is provided with a mounting seat fixing block, and the mounting arm hole is formed in the mounting seat fixing block.
32. The radiation detection system of claim 28, wherein: the detector mounting arm comprises a framework and a coaming fixed on the framework, and a detector mounting cavity for mounting the detector is formed by the coaming in a surrounding mode.
33. The radiation detection system of claim 28, wherein: the section bars forming the detector mounting arm are connected through bolts.
34. The radiation detection system of claim 28, wherein: the detector mounting arm is provided with a connecting lug, and the detector mounting arm is fixed on the frame body through the connecting lug.
35. The radiation detection system of claim 28, wherein: the detector mounting arm is formed by assembling aluminum profiles through fasteners.
36. The radiation detection system of claim 28, wherein: the body includes stand and crossbeam, the junction of stand and crossbeam is provided with angle formula connecting piece, and stand and crossbeam pass through angle formula connecting piece fixed connection.
CN201810259135.8A 2018-03-27 2018-03-27 Ray detection system, detection equipment, mounting rack and detector mounting arm Active CN110320219B (en)

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CN112083510A (en) * 2020-08-13 2020-12-15 许昌瑞示电子科技有限公司 Ray detection equipment and corner detector assembly thereof

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CN1607385A (en) * 2003-10-16 2005-04-20 清华大学 Double radiation source frame structure used for container detecting system
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CN105699102A (en) * 2016-01-26 2016-06-22 重庆长安汽车股份有限公司 An automobile steering tubular column dynamic collapsing force measurement apparatus
CN208736819U (en) * 2018-03-27 2019-04-12 许昌瑞示电子科技有限公司 Ray detection system, ray detector and its mounting rack, detector installing arm

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1607385A (en) * 2003-10-16 2005-04-20 清华大学 Double radiation source frame structure used for container detecting system
CN201173902Y (en) * 2007-12-28 2008-12-31 同方威视技术股份有限公司 Double view angle scanner device arm support structure
CN101856235A (en) * 2010-06-30 2010-10-13 深圳市蓝韵实业有限公司 Rotating arm of economical X-ray photography system
CN202032249U (en) * 2011-05-06 2011-11-09 浙江威谷光电科技有限公司 Bracket used in test of LED (light-emitting diode) display screen
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