CN210427404U

CN210427404U - Liquid detection device

Info

Publication number: CN210427404U
Application number: CN201920615176.6U
Authority: CN
Inventors: 王振
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-04-28
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a liquid detection device, which comprises a frame, a turntable mechanism, an X-ray source, a DR detector, a CT detector, a collimator, a control system and a computer, wherein the frame comprises a fixed frame and a movable frame, and the movable frame can move up and down along the fixed frame; the X-ray CT scanning system comprises a movable rack, a X-ray source, a DR detector, a CT detector, a collimator and a computer, wherein the movable rack is provided with a rotary table mechanism, the fixed rack on one side of the rotary table mechanism is provided with the X-ray source, the fixed rack on the other side of the rotary table mechanism is provided with the DR detector and the CT detector, the DR detector and the CT detector are distributed in a T shape, the DR detector is vertically arranged, the CT detector is horizontally arranged and is not shielded, the DR adopts an arc scanning mode, the collimator is in a T shape, and the. The scheme carries out DR scanning and CT scanning simultaneously, shortens check-out time and improves detection efficiency, carries out successive layer CT scanning and has rebuild the detection precision that has improved to layering liquid.

Description

Liquid detection device

Technical Field

The utility model relates to a safety inspection field, in particular to liquid detection device.

Background

In the field of safety detection, physical properties of many dangerous liquids are very close to those of daily safe liquids and are difficult to distinguish, and the non-contact physical detection of the dangerous liquids has higher difficulty and complexity. At present, Computed Tomography (CT) or Digital X-ray imaging (DR) is mainly used for detection. At present, liquid detection is carried out by CT or DR equipment, for example, a liquid container is placed on a rotary table by the technical scheme of patent application numbers 2004100098970 and 2011104606318, CT tomography is carried out on the liquid level at a fixed height, and the type of the liquid is judged, but the liquid detection device is only suitable for single liquid, can not judge various layered liquids in the container, and can not accurately detect the condition that the liquid level is close to the bottom of the container; the technical scheme is that a liquid container is placed on a rotary table, the rotary table moves up and down, DR scanning is completed firstly, a CT scanning position is automatically or manually designated according to a DR image, then the rotary table is lifted up and down to the designated position to complete CT scanning, finally the type of liquid is judged according to CT fault data, scanning is repeated for multiple times, time is long, and efficiency is low.

Disclosure of Invention

The utility model aims at providing a carry out DR and CT scanning formation of image, DR simultaneously for the quick detection device of arc scanning in order to solve the technical problem who exists among the liquid safety inspection.

In order to solve the above problems, the utility model adopts the following technical scheme: a liquid detection device comprises a frame, a turntable mechanism, an X-ray source, a DR detector, a CT detector, a collimator, a control system and a computer. The X-ray detector and the CT detector are arranged on the fixed rack on one side of the rotary table mechanism and are distributed in a T shape, wherein the DR detector is vertically arranged, the CT detector is horizontally arranged and is not shielded, and a collimator is arranged on the rack between the X-ray source and the central axis of the rotary table mechanism. The central line of the DR detector in the length direction and the vertical line of the collimator are in the same plane. The central line of the CT detector in the length direction and the horizontal line of the collimator are in the same plane. During scanning, the DR detector and the CT detector perform scanning detection simultaneously when the same X-ray source emits, wherein DR scanning is arc scanning, and data information of scanning detection is transmitted to a computer for processing.

The rotary table mechanism comprises a rotary table surface and a rotary motor arranged on the rack, wherein the rotary motor is electrically connected with the control system so as to enable the rotary table surface to rotate according to the set requirement.

The collimator is T-shaped.

The control system comprises a controller and a cable.

The computer comprises computer hardware and an embedded image processing calculation program, and is electrically connected with the controller through a cable so as to acquire detection data and feed back processing information to the control system.

Compared with the prior art, the beneficial effects are: the utility model improves the detection efficiency by scanning DR and CT simultaneously; and the method obtains higher detection precision with DR arc scanning, and particularly improves the accuracy of liquid detection and layered liquid detection at the bottom of the container, and reduces the repeated detection time. The X-ray source and the detector are fixed, and the turntable lifting structure is suitable for detecting light liquid.

Drawings

FIG. 1 is a general view of a liquid detecting apparatus.

FIG. 2 is another view of the liquid detection device.

FIG. 3 is a partial view of a liquid detection device.

FIG. 4 is a schematic diagram of a multi-liquid detection DR arc scan pattern.

Fig. 5 is a schematic diagram of dual-source detection.

Wherein: the system comprises a machine frame 1, a turntable mechanism 2, an X-ray source 3, a 4DR detector, a CT detector 5, a collimator 6, a control system 7, a computer 8, a liquid to be detected 9, a fixed machine frame 1-1, a rack 1-1a, a movable machine frame 1-2, a lifting motor 1-4, a turntable 2-1, a rotating motor 2-2, a controller 7-1 and a cable 7-2.

Detailed Description

The technical solution of the present invention is further described in detail by the accompanying drawings and examples. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

As shown in fig. 1 to 4, a liquid detection apparatus includes a gantry 1, a turntable mechanism 2, an X-ray source 3, a DR detector 4, a CT detector 5, a collimator 6, a control system 7, and a computer 8. The rack 1 comprises a fixed rack 1-1 and a movable rack 1-2, a rack 1-1a is arranged on one upright post in the fixed rack 1-1, a lifting motor 1-4 matched with the rack 1-1a is arranged on the movable rack 1-2, and the lifting motor 1-4 is electrically connected with a control system 7 through a cable 7-2; the X-ray detector is characterized in that a rotary table mechanism 2 is installed on a movable rack 1-2, an X-ray source 3 is installed on a fixed rack 1-1 on one side of the rotary table mechanism 2, a DR detector 4 and a CT detector 5 are installed on a fixed rack 1-1 on the other side of the rotary table mechanism 2, the DR detector 4 and the CT detector 5 are distributed in a T shape, the DR detector 4 is vertically installed, the CT detector 5 is horizontally installed and is not shielded, and a collimator 6 is arranged on the rack 1 between the X-ray source 3 and the central axis of the rotary table mechanism 2. The central line of the DR detector 4 in the length direction is in the same plane with the vertical line of the collimator 6. The central line of the CT detector 5 in the length direction and the horizontal line of the collimator 6 are in the same plane.

DR detector 4 and CT detector 5 scan simultaneously when launching for same X ray source 3 and survey, wherein the DR scan is convex scan to data information transfer that will scan the detection handles for computer 8.

As shown in fig. 1 to 2, the table mechanism 2 includes a rotary table top 2-1 and a rotary motor 2-2 mounted on the frame, and the rotary motor 2-2 is electrically connected to a control system 7, so that the rotary table top 2-1 rotates according to a set requirement.

As shown in fig. 1 to 2, the collimator 6 is T-shaped.

As shown in fig. 1 to 2, the control system 7 includes a controller 7-1, a cable 7-2.

As shown in fig. 1 to 2, the computer 8 includes computer hardware and an embedded image processing calculation program, and is electrically connected to the controller via a cable to acquire detection data and feed back processing information to the control system.

The above examples are merely illustrative of the claimed invention and are not intended to limit the scope of the claimed invention. The technical personnel in the field can change the position of each component in the above examples, and all belong to the protection scope of the invention; modifications and substitutions within the scope of the present invention by those skilled in the art are within the scope of the present invention.

Claims

1. A liquid detection device, characterized by: the X-ray CT scanner comprises a frame, a turntable mechanism, an X-ray source, a DR detector, a CT detector, a collimator, a control system and a computer; the rack comprises a fixed rack and a movable rack, a rack is arranged on one upright post in the fixed rack, a lifting motor matched with the rack is installed on the movable rack, and the lifting motor is electrically connected with the control system through a cable; the X-ray CT detector comprises a movable rack, an X-ray source, a DR detector and a CT detector, wherein the movable rack is provided with a rotary table mechanism, the fixed rack on one side of the rotary table mechanism is provided with the X-ray source, the fixed rack on the other side of the rotary table mechanism is provided with the DR detector and the CT detector, the DR detector and the CT detector are distributed in a T shape, the DR detector is vertically arranged, the CT detector is horizontally arranged and does not shield each other, a collimator is arranged on the rack between the X-ray source and the central axis of the rotary table mechanism, the central line in the length direction of the DR detector and the vertical line of the collimator are in.

2. A liquid detection device as claimed in claim 1, wherein: the table mechanism comprises a rotary table surface and a rotating motor arranged on the rack, and the rotating motor is electrically connected with the control system so as to enable the rotary table surface to rotate according to the set requirement.

3. A liquid detection device as claimed in claim 1, wherein: the collimator is T-shaped.

4. A liquid detection device as claimed in claim 1, wherein: the control system comprises a controller and a cable.

5. A liquid detection device as claimed in claim 1, wherein: the computer comprises computer hardware and an embedded image processing calculation program, and is electrically connected with the controller through a cable so as to acquire detection data and feed back processing information to the control system.