CN217927877U

CN217927877U - Fixing support for ionization chamber

Info

Publication number: CN217927877U
Application number: CN202221293815.XU
Authority: CN
Inventors: 张季聪; 费秀田
Original assignee: Wanruishi Imaging Equipment China Co ltd
Current assignee: Wanruishi Imaging Equipment China Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-29
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a fixed bolster for ionization chamber, including aluminium matter mount pad, the inner wall at the ionization chamber is fixed to aluminium system mount pad, be provided with the waist type hole that is used for the fixed connection piece on the aluminium system mount pad, connecting block one end and waist type hole sliding connection, be provided with the main cantilever on the other end, the tip of main cantilever is provided with the auxiliary cantilever, the tip of auxiliary cantilever is provided with the clamping part that is used for centre gripping radiometer, this application is through the combination of main and auxiliary cantilever, the scope that the flat panel detector position that sets up the radiometer on the clamping part can match has been enlarged, satisfy when flat panel detector is detecting, confirm the radiation intensity value of flat panel detector position in advance.

Description

Fixing support for ionization chamber

Technical Field

The utility model relates to a flat panel detector's detection area, in particular to a fixed bolster for ionization chamber.

Background

Digital Radiography (DR), a new X-ray Radiography technology developed in recent years, has the advantages of faster imaging speed, more convenient operation and higher imaging resolution, and has become the leading direction of Digital X-ray Radiography technology and has been approved by clinical institutions and imaging experts in various countries around the world. The technical core of DR is a flat panel detector, which is a precise and expensive device and plays a decisive role in the imaging quality. The flat panel detector manufacturer need put into the ionization chamber to the flat panel detector after finishing, adjust the distance between X-ray generator and the flat panel detector in the ionization chamber, whether accord with the requirement with its each item data in order to test, before the flat panel is put into the ionization chamber and is detected, at first need put into the radiometer, whether detect the radiation intensity value of the indoor flat panel detector position of ionization satisfies the requirement, if do not satisfy the requirement then need further to adjust the current voltage of X-ray generator in order to satisfy the radiation intensity of position, put into the ionization chamber again with the flat panel detector at last and carry out the detection of each item data, to this demand, this application provides a solution.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a fixed bolster for ionization chamber can detect the radiation intensity value of flat panel detector place position in the ionization chamber, adjusts the current-voltage of X-ray generator in the ionization chamber when the unsatisfied demand of radiation intensity value to satisfy and detect the required radiation intensity value of flat panel detector.

The technical scheme is as follows: a fixed bolster for ionization chamber, including aluminium matter mount pad, the inner wall at the ionization chamber is fixed to aluminium system mount pad, be provided with the waist type hole that is used for fixed connection piece on the aluminium system mount pad, connecting block one end and waist type jogged joint are provided with main cantilever on the other end, the up end of the tip of main cantilever is provided with vice cantilever, the tip of vice cantilever is provided with the clamping part that is used for centre gripping radiometer.

Preferably, the two waist-shaped holes are divided into two groups and are respectively arranged above and below the aluminum mounting seat, the waist-shaped holes opposite to the upper part of the aluminum mounting seat are vertical to the horizontal plane, and the waist-shaped holes opposite to the lower part of the aluminum mounting seat are parallel to the horizontal plane.

The arrangement of the upper waist-shaped hole and the lower waist-shaped hole ensures that the device can match the position of the flat panel detector in different height planes, and the main cantilever and the auxiliary cantilever are adjusted only at the current height after the height is determined.

Preferably, one end of the connecting block is connected with the kidney-shaped hole, the upper end face of the connecting block is rotatably connected with the main cantilever, the rotating angle is 0-180 degrees, and the relative position of the main cantilever and the connecting block after rotation is located by adopting the shifting beads between the main cantilever and the connecting block.

The swivelling joint of main cantilever and connecting block makes the position of the radiation intensity value that main cantilever can detect become the line by the point, can detect the radiation intensity on the circumference of the semicircle that uses main cantilever to become the radius, and when the cooperation flat panel detector was placed in different positions, the homoenergetic carried out the detection of radiation intensity value in advance.

Preferably, a slide rail is arranged on the upper end face of the main cantilever, the auxiliary cantilever is connected with the main cantilever in a sliding mode through the slide rail, and the relative position between the main cantilever and the auxiliary cantilever is adjusted through the slide rail.

The setting of vice cantilever makes the radial intensity's that detects the scope become annular face by the line of circumference, has further enlarged and can cooperate the flat panel detector to place the scope when detecting at different position.

Preferably, at least three groups of positioning magnets with the same polarity are arranged on two sides of the sliding rail respectively, a magnetic block with the opposite polarity to the positioning magnets is arranged at one end of the auxiliary cantilever connected with the main cantilever, and the auxiliary cantilever is mutually attracted by the positioning magnets and the magnetic block to complete the positioning of the auxiliary cantilever on the main cantilever.

The arrangement of the positioning magnet ensures that the relative position between the auxiliary cantilever and the main cantilever can be determined after adjustment, and displacement cannot occur in the detection process.

Preferably, the clamping portion comprises clamping arms opposite to two ends of the rack, and grooves for placing the radiometer are formed in end faces, facing each other, of the clamping arms.

Has the beneficial effects that: the setting up of the different waist type hole sites of this application makes the cantilever can carry out the detection of radiation intensity at the height of difference, the rotatory setting of main cantilever and connecting block makes the cantilever can be in current plane from 0 rotatory to 180, select suitable position to carry out the radiation intensity and detect, the plane scope that the cantilever rotation can detect has been widened in the setting of auxiliary cantilever, thereby make this application can match the different positions at flat panel detector place in the ionization chamber space, the homoenergetic is detected the radiation intensity value of flat panel detector place different positions in advance, be used for judging whether satisfy the demand that detects flat panel detector.

Drawings

FIG. 1 is a perspective view of the present application;

fig. 2 is a top view of the present application.

Detailed Description

The present application is further illustrated with reference to the following specific examples.

As shown in fig. 1-2, for the structural schematic diagram of the present application, the present embodiment includes an aluminum mounting base 1 installed on the inner wall of the ionization chamber, a waist-shaped hole 3 for fixing a connecting block 2 is provided on the aluminum mounting base 1, in the present embodiment, opposite waist-shaped holes 3 are respectively provided above and below the aluminum mounting base 1, wherein the opposite waist-shaped holes 3 above are perpendicular to the horizontal plane, and the opposite waist-shaped holes 3 below are parallel to the horizontal plane.

In this embodiment, be provided with connecting block 2 in the waist type hole 3 of the top opposition of aluminium system mount pad 1, connecting block 2 is connected with waist type hole 3, is provided with main cantilever 4 on the terminal surface of connecting block 2, and main cantilever 4 rotates with connecting block 2 to be connected, and turned angle is between 0 to 180, adopts to dial pearl 7 to fix a position the relative position after main cantilever 4 and connecting block 2 rotate between main cantilever 4 and the connecting block 2.

In this embodiment, a slide rail 8 is provided on the upper end surface of the main cantilever 4, an auxiliary cantilever 5 is provided on the slide rail 8, the auxiliary cantilever 5 is slidably connected to the main cantilever 4 through the slide rail 8, three groups of positioning magnets 9 of the same polarity are respectively provided on both sides of the slide rail 8, a magnetic block having a different polarity from the positioning magnets 9 is provided at one end of the auxiliary cantilever 5 connected to the main cantilever 4, and the auxiliary cantilever 5 is attracted to the magnetic block through the positioning magnets 9 to complete the positioning of the position of the auxiliary cantilever 5 on the main cantilever 4.

In this embodiment, the clamping portion 6 includes clamping arms 13 opposite to the two ends of the end of the rack 10, the mutually facing end surfaces of the clamping arms 13 are provided with slots 14 for placing the radiometer, and the radiometer is clamped by the clamping arms 13 after being placed in the slots 14 and then moves along with the clamping portion 6.

This application is at the during operation, through in putting into waist type hole 3 of different positions about connecting block 2, thereby confirm main cantilever 4 and auxiliary cantilever 5's height, confirm certain point in the place plane through rotating main cantilever 4 and the auxiliary cantilever 5 that slides, then place the radiometer in clamping part 6, start the indoor X-ray generator of ionization at last, confirm the radiation intensity value of place point location through the radiometer, when the radiation intensity value does not satisfy the required value of detection flat panel detector, adjust the current-voltage of X-ray generator, detect again, put into flat panel detector and detect after satisfying the demand.

This application has enlarged the scope that the flat panel detector position that sets up the radiometer on clamping part 6 can match through the combination of major-minor cantilever, satisfies when flat panel detector detects, confirms the radiation intensity value of flat panel detector position in advance.

Claims

1. The utility model provides a fixed bolster for ionization chamber, including aluminium system mount pad (1), its characterized in that: the inner wall at the ionization chamber is fixed in aluminium system mount pad (1), be provided with waist type hole (3) that are used for fixed connection piece (2) on aluminium system mount pad (1), connecting block (2) one end is connected with waist type hole (3), is provided with main cantilever (4) on the other end, the up end of the tip of main cantilever (4) is provided with auxiliary cantilever (5), the tip of auxiliary cantilever (5) is provided with clamping part (6) that are used for centre gripping radiometer.

2. A mounting bracket for an ionization chamber according to claim 1, wherein: waist type hole (3) use two to be a set of, divide into two sets ofly, set up respectively in the top and the below of aluminium system mount pad (1), waist type hole (3) of the top opposition of aluminium system mount pad (1) are perpendicular with the horizontal plane, waist type hole (3) of aluminium system mount pad (1) below opposition are parallel with the horizontal plane.

3. A mounting bracket for an ionization chamber according to claim 1, wherein: connecting block (2) one end is connected with waist type hole (3), and the up end and the main cantilever (4) of the other end rotate to be connected, and turned angle is between 0 to 180, adopt between main cantilever (4) and connecting block (2) to dial pearl (7) to main cantilever (4) and connecting block (2) relative position after rotating and fix a position.

4. A mounting bracket for an ionization chamber according to claim 1, wherein: be provided with slide rail (8) on the up end of main cantilever (4), vice cantilever (5) are through slide rail (8) and main cantilever (4) sliding connection, through slide rail (8), adjust the relative position between main cantilever (4) and vice cantilever (5).

5. A fixing support for an ionization chamber according to claim 4, characterized in that: the two sides of the sliding rail (8) are respectively provided with at least three groups of positioning magnets (9) with the same polarity, one end of the auxiliary cantilever (5) connected with the main cantilever (4) is provided with a magnetic block with opposite polarity to the positioning magnets (9), and the auxiliary cantilever (5) is attracted to the magnetic block through the positioning magnets (9) to complete the positioning of the auxiliary cantilever (5) on the main cantilever (4).

6. A mounting bracket for an ionization chamber according to claim 1, wherein: clamping part (6) are including opposition arm lock (13) at rack (10) both ends, be provided with fluting (14) that are used for placing the radiometer on arm lock (13) the terminal surface that faces each other.