CCD array flat panel detector

Abstract

The utility model discloses a CCD array flat panel detector including a housing (1), a protective layer (2), a scintillator (3) and a CCD camera (4), the protective layer (2) and the scintillator (3) are arranged at the upper end of the housing (1) from top to bottom, a support seat (5) is arranged in the housing (1), an adjusting cylinder (6) is arranged on a plate body of the support seat (5), a guide rod (7) is arranged between the upper ends of the support seat (5), a plurality of sliding seats (8) are uniformly arranged on the guide rod (7), and the CCD camera (4) is arranged on the sliding seats (8). The outermost sliding seat (8) at one end is in a fixed state, and a rod body connecting seat (9) is arranged at the lower end of the outermost sliding seat (8) at the other end. According to the utility model, by changing the array spacing between the CCD cameras, the detection flexibility is improved, and the application range is expanded.

Description

Technical Field

[0001] The utility model relates to the field of CCD cameras, in particular to a CCD array flat panel detector. Background Art

[0002] At present, detectors using area array technology are mainly divided into two types, the first is a flat-panel detector, and the second is a CCD optical lens group area array detector. Existing CCD optical lens group area array detectors, such as the utility model patent with publication number CN201238347Y, disclose a protective layer, a scintillator, a CCD lens group and an interface circuit, wherein the protective layer, the scintillator and the CCD lens group are arranged in layers, and the CCD lens group is composed of multiple independent CCD units; the CCD unit may include an optical lens, a CCD chip and a control circuit, and the CCD chip converts the optical signal amplified by the optical lens into an electrical signal under the control of the control circuit. The CCD lens group is arranged in a plane in a fixed array manner, and the distance between the individual CCD lenses of the array cannot be changed according to the actual detection requirements, which reduces the scope of use. Utility Model Content

[0003] The purpose of the utility model is to provide a CCD array flat panel detector. The utility model improves the flexibility of detection and expands the scope of use by changing the array spacing between CCD cameras.

[0004] The technical solution of the utility model is as follows: a CCD array flat-panel detector, comprising a shell, a protective layer, a scintillator and a plurality of CCD cameras, wherein the protective layer is arranged at the upper end of the shell, a support seat is arranged at the inner bottom of the shell, an adjusting cylinder and a guide rod located above the adjusting cylinder are arranged on the support seat; a plurality of sliding seats are evenly arranged on the guide rod, the outermost sliding seat at one end is in a fixed state, and a rod body connecting seat is arranged at the lower end of the outermost sliding seat at the other end, and the protruding end of the adjusting cylinder is connected to the rod body connecting seat; a scissors-fork piece is arranged in the rod body connecting seat, and the upper end of the scissors-fork piece is hinged to the lower end of each sliding seat; a transverse slide rail is arranged on the sliding seat, and a plurality of sliding members are arranged in the transverse slide rail, the CCD camera is arranged on the sliding member, and the scintillator is arranged on the upper side of the inside of the shell and is located above the CCD camera.

[0005] In the above CCD array flat panel detector, a plate support block is provided on the inner wall of the shell, a mounting hole is provided on the plate support block, and the scintillator is arranged on the plate support block; and a side opening for the scintillator to pass through is provided on the side of the shell.

[0006] In the aforementioned CCD array flat panel detector, the upper edge of the shell is provided with a plurality of screw holes for installing the protective layer.

[0007] In the aforementioned CCD array flat panel detector, a right-angle block is provided on the sliding seat, and the right-angle block is connected to the transverse sliding rail via bolts.

[0008] In the aforementioned CCD array flat-panel detector, the sliding part includes a base plate, one side of the base plate is provided with a plurality of rollers that fit with a transverse slide rail, the other side of the base plate is provided with a mounting plate, the mounting plate is provided with a camera fixing block, and the CCD camera is arranged on the camera fixing block; one end of the base plate is provided with a plurality of fixing nails that interfere with the transverse slide rail.

[0009] In the aforementioned CCD array flat panel detector, the side of the shell is provided with a plurality of through holes for convenient insertion of wires.

[0010] In the aforementioned CCD array flat panel detector, a plurality of reinforcing ribs are provided on the side surface of the shell.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. In the utility model, according to the actual needs of detection and shooting, the cylinder is adjusted to start, driving the sliding seat on the outer side of one end to slide on the guide rod, driving the scissors fork to unfold, and the adjacent multiple sliding seats move equidistantly, the spacing between the multiple transverse slide rails is determined, and the spacing between each sliding member on the transverse slide rail is adjusted. The CCD camera simultaneously photographs the visible light image emitted by the scintillator; by changing the array spacing between the CCD cameras, the flexibility of detection is improved and the scope of use is expanded.

[0013] 2. The scintillator enters the shell through the side opening, and then is mounted on the plate support block, and then the scintillator and the plate support block are connected by screws.

[0014] 3. The sliding part moves in the horizontal track through the roller, and the adjacent CCD camera can move flexibly. After the position is determined, the fixing pin is rotated, and the inner end of the fixed end conflicts with the horizontal track to realize the positioning of the sliding part. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 is a schematic diagram of a scintillator;

[0017] Figure 3 is a schematic diagram of a plate support block;

[0018] Figure 4 is a schematic diagram of the position of the support seat;

[0019] Figure 5 is a schematic diagram of a support seat;

[0020] Figure 6A schematic diagram of the adjustment cylinder;

[0021] Figure 7 is a schematic diagram of a sliding member;

[0022] Figure 8 A schematic diagram of a roller.

[0023] Explanation of the marks in the accompanying drawings: 1-shell, 2-protective layer, 3-scintillator, 4-CCD camera, 5-support seat, 6-adjusting cylinder, 7-guide rod, 8-sliding seat, 9-rod connecting seat, 10-scissors piece, 11-transverse slide rail, 12-sliding piece, 13-plate support block, 14-mounting hole, 15-side opening, 16-screw hole, 17-right angle block, 18-through hole, 19-reinforcement rib, 121-bottom plate, 122-roller, 123-mounting plate, 124-camera fixing block, 125-fixing nail. DETAILED DESCRIPTION

[0024] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but they are not intended to limit the present invention.

[0025] Embodiment: A CCD array flat panel detector comprises a housing 1, a protective layer 2, a scintillator 3 and a plurality of CCD cameras 4, as shown in the attached Figure 1 As shown, the protective layer 2 is arranged at the upper end of the shell 1, and the upper edge of the shell 1 has a plurality of screw holes 16 for installing the protective layer 2. The protective layer can be installed on the upper end of the shell by screws. The side of the shell 1 is provided with a plurality of through holes 18 for convenient wire penetration. The components in the shell need to be connected to various pipelines, and the wires are conveniently extended through the through holes. The side surface of the shell 1 has a plurality of reinforcing ribs 19. The supporting strength and rigidity of the shell are improved by the reinforcing ribs. The protective layer, the scintillator and the CCD camera are stacked and arranged closely. The protective layer 2 shields visible light, and X-rays are transmitted to the scintillator 3. The scintillator converts the incident X-rays into visible light. The CCD camera simultaneously photographs the visible light image emitted by the scintillator, and then transmits the obtained digital image signal to the computer through the bus and the interface. The image is stored and displayed by the image processing software in the computer; a plate support block 13 is installed on the inner wall of the shell 1, and the plate support block 13 has a mounting hole 14. The scintillator 3 is arranged on the plate support block 13, as shown in the attached figure. Figure 2 and 3 As shown; the side of the housing 1 is provided with a side opening 15 for the scintillator 3 to pass through. The scintillator enters the housing through the side opening, and then is mounted on the plate support block, and then the scintillator and the plate support block are connected by screws. A support seat 5 is fixed at the bottom of the housing 1, as shown in the attached Figure 4 and 5As shown, the side of the support seat is provided with a fixed side branch for fixing the support seat, and the plate body of the support seat 5 is installed with an adjusting cylinder 6 and a guide rod located above the adjusting cylinder, as shown in the attached Figure 6 As shown, a plurality of sliding seats 8 are evenly installed on the guide rod 7, the outermost sliding seat 8 at one end is in a fixed state, and a rod body connecting seat 9 is fixed at the lower end of the outermost sliding seat 8 at the other end, and the extended end of the adjusting cylinder 6 is connected to the rod body connecting seat 9; a scissors-fork member 10 is installed in the rod body connecting seat 9, and the outermost sliding seat at one end is in a fixed state. When the scissors-fork member is unfolded, one end is positioned, and the scissors-fork member can be unfolded stably, and the upper end of the scissors-fork member 10 is hinged to the lower end of each sliding seat 8; a transverse slide rail 11 is installed on the sliding seat 8, and a right-angle block 17 is installed on the sliding seat 8. The right-angle block 17 is connected to the transverse slide rail 11 by bolts, and the transverse slide rail can be disassembled and installed conveniently through the intermediate block, and a plurality of sliding members 12 are installed in the transverse slide rail 11, and the CCD camera 4 is arranged on the sliding member 12. One direction of the CCD camera array is adjusted by the scissor member, and the other direction of the CCD camera array is adjusted by the slide member. The scintillator 3 is arranged on the upper side of the housing 1 and above the CCD camera 4 .

[0026] The sliding member 12 includes a bottom plate 121. Figure 7 and 8 As shown, a plurality of rollers 122 matched with the transverse slide rail 11 are installed on one side of the bottom plate 121, and a mounting plate 123 is installed on the other side of the bottom plate 121. A camera fixing block 124 is installed on the mounting plate 123 by screws, and the CCD camera 4 is set on the camera fixing block 124; a plurality of fixing nails 125 that interfere with the transverse slide rail 11 are provided at one end of the bottom plate 121, and the sliding part moves in the transverse track through the rollers, and the adjacent CCD cameras can be moved flexibly. After the position is determined, the fixing nails are rotated, and the inner end of the fixed end interferes with the transverse track to realize the positioning of the sliding part.

[0027] The working principle of the utility model is as follows: according to the actual needs of detection and shooting, the cylinder is adjusted to start, driving the sliding seat on the outside of one end to slide on the guide rod, driving the scissors fork to unfold, and the adjacent multiple sliding seats move equidistantly, the spacing between the multiple transverse slide rails is determined, the spacing between each sliding member on the transverse slide rail is adjusted, the spacing between the CCD cameras on the transverse slide rail is determined, and the fixing nail is rotated so that the fixing nail conflicts with the inside of the transverse slide rail to fix the position of the sliding member, and the CCD camera simultaneously photographs the visible light image emitted by the scintillator; by changing the array spacing between the CCD cameras, the flexibility of detection is improved and the scope of use is expanded.

[0028] The above embodiments only express the implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. In this embodiment, up, down, left, right, front, and back only represent their relative positions and do not represent their absolute positions. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A CCD array flat panel detector, comprising a housing (1), a protective layer (2), a scintillator (3) and a plurality of CCD cameras (4), wherein the protective layer (2) is arranged at the upper end of the housing (1), and is characterized in that: A support seat (5) is provided at the bottom of the housing (1), and an adjusting cylinder (6) and a guide rod (7) located above the adjusting cylinder (6) are provided on the support seat (5); a plurality of sliding seats (8) are evenly provided on the guide rod (7), the outermost sliding seat (8) at one end is in a fixed state, and a rod body connecting seat (9) is provided at the lower end of the outermost sliding seat (8) at the other end, and the extended end of the adjusting cylinder (6) is connected to the rod body connecting seat (9); a scissor member (10) is provided inside the rod body connecting seat (9), and the upper end of the scissor member (10) is hinged to the lower end of each sliding seat (8); a transverse slide rail (11) is provided on the sliding seat (8), and a plurality of sliding members (12) are provided inside the transverse slide rail (11), and the CCD camera (4) is arranged on the sliding member (12), and the scintillator (3) is arranged on the upper side of the housing (1) and located above the CCD camera (4).

2. The CCD array flat panel detector according to claim 1, characterized in that: A plate support block (13) is provided on the inner wall of the shell (1), a mounting hole (14) is provided on the plate support block (13), and the scintillator (3) is arranged on the plate support block (13); and a side opening (15) for the scintillator (3) to pass through is provided on the side of the shell (1).

3. The CCD array flat panel detector according to claim 1, characterized in that: The upper edge of the shell (1) is provided with a plurality of screw holes (16) for mounting the protective layer (2).

4. The CCD array flat panel detector according to claim 1, characterized in that: The sliding seat (8) is provided with a right-angle block (17), and the right-angle block (17) is connected to the transverse sliding rail (11) via bolts.

5. The CCD array flat panel detector according to claim 1, characterized in that: The sliding member (12) comprises a bottom plate (121), one side of the bottom plate (121) is provided with a plurality of rollers (122) which fit with the transverse slide rail (11), the other side of the bottom plate (121) is provided with a mounting plate (123), the mounting plate (123) is provided with a camera fixing block (124), and the CCD camera (4) is arranged on the camera fixing block (124); one end of the bottom plate (121) is provided with a plurality of fixing pins (125) which abut against the transverse slide rail (11).

6. The CCD array flat panel detector according to claim 1, characterized in that: The side of the housing (1) is provided with a plurality of through holes (18) for convenient insertion of wires.

7. The CCD array flat panel detector according to claim 1, characterized in that: A plurality of reinforcing ribs (19) are provided on the side surface of the shell (1).

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