CN202275161U - Device for widening linear scanning range of ray - Google Patents

Device for widening linear scanning range of ray Download PDF

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Publication number
CN202275161U
CN202275161U CN2011204020311U CN201120402031U CN202275161U CN 202275161 U CN202275161 U CN 202275161U CN 2011204020311 U CN2011204020311 U CN 2011204020311U CN 201120402031 U CN201120402031 U CN 201120402031U CN 202275161 U CN202275161 U CN 202275161U
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CN
China
Prior art keywords
ray
motor
enlarges
linear sweep
generator
Prior art date
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Expired - Fee Related
Application number
CN2011204020311U
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Chinese (zh)
Inventor
貊大卫
贾重
貊可
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TIANJIN CHONGFANG TECHNOLOGY Co Ltd
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TIANJIN CHONGFANG TECHNOLOGY Co Ltd
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Priority to CN2011204020311U priority Critical patent/CN202275161U/en
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Publication of CN202275161U publication Critical patent/CN202275161U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a device for widening the linear scanning range of a ray. The device comprises a support skeleton, a ray generator, ball screws, a ray detector, first motors, second motors and rotating shafts, wherein one end of the support skeleton is fixedly connected with the ray detector; a horizontal slit is formed in the ray detector; the outer walls of two sides at the other end of the support skeleton are connected with the first motors through the rotating shafts; the first motors are connected with nuts on the ball screws in a vertical direction; one end of each ball screw is connected with a corresponding second motor; the first and second motors are synchronously controlled by a programmable logic controller (PLC); the two ends of the ray generator are fixedly connected with the support skeleton; and a ray outlet is formed in the ray generator. By the device, the linear scanning range of the ray of a ray scanner in the vertical direction is effectively widened.

Description

A kind of device that enlarges ray linear sweep scope
Technical field
The utility model relates to a kind of reflective flying spot scanning device, relates in particular to a kind of device that enlarges ray linear sweep scope, belongs to social safety inspection and safety precaution technical field of measuring equipment.
Background technology
In recent years, offender and terrorist's destructive activity is becoming increasingly rampant, and the continuous high-technicalization of means of destruction has brought great potential safety hazard for human lives and properties, and various countries fight crime, hit also increasing that terrorist's dynamics becomes; At present, use metal detector and chemistry to smell detector usually and detect the big metal and the explosive of some particular type, yet, also there are the numerous dangerous goods of kind that can not use these Equipment Inspections in the reality.X transmission-type gamma meter is as a kind of strong checkout equipment, because it has the accuracy of detection height, the fast advantage of detection speed has been widely used in the places that flow of the people is big, the crowd is complicated such as airport, subway, railway station.Backscattering formula X ray detector is the contraband goods of detection of concealed under personal clothing effectively; Use at large gradually at present, the inventor discloses " a kind of Reflection X-ray scanner " in the patent of invention (number of patent application is 03276443.X) of China's application, and its principle of work is to utilize tubbiness flying-spot scanner generator that the flying-spot scanner process is divided into horizontal scanning and vertical sweep bidimensional module; But in the vertical sweep process, exist defective; Because the height of scanner is limited, the insufficient height of scanning promptly appears through regular meeting, and also dead band can appear in the bottom of scanning simultaneously; Promptly can't be to being scanned by scanning person's head and pin; In order to address the aforementioned drawbacks, The traditional solution is: scanner is accomplished three meters high, stood in by scanning person on the platform of certain altitude; Can satisfy height like this is two meters being detected by scanning person's whole body; But it is obvious that, and the method for this increase detector height will significantly increase the cost of instrument, also is unfavorable for the processing and the carrying of equipment simultaneously.
Summary of the invention
The technical matters that the utility model will solve is to the improving of traditional ray scanning technology, propose a kind of volume little, be easy to process, the device of expansion ray linear sweep scope that detection efficiency is high.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of device that enlarges ray linear sweep scope comprises: support frame, ray generator, ball-screw, ray detector, first motor, second motor and turning axle; One end of said support frame and ray detector Joint, said ray detector are provided with a horizontal narrow slit; The outer wall of said support frame other end both sides is connected with first motor through turning axle; Said first motor is connected with nut on the vertical direction ball-screw; Said ball-screw one end is connected with second motor; Said first motor and second motor are by a PLC synchro control, and ray generator two ends and support frame Joint, ray generator are provided with the ray outlet.
As preferred version, the utility model has also adopted following technical characterictic:
Said first motor is a servomotor.
Said ray generator outside also is provided with the lead ring coaxial with it, and said lead ring upper end is provided with equally distributed vertical direction slit.
Said ray generator also comprises the propulsion system that are connected with lead ring.
Said slit is six.
Said first motor is a servomotor.
Said ray generator comprises high-voltage power supply, cable and ray tube, and said ray tube is connected with high-voltage power supply through cable.
Said second motor is a servomotor.
Said ray tube is provided with radiation proof material outward.
Advantage and the good effect that the utlity model has are: owing to adopt the driven by servomotor turning axle, and then drive support frame and do the oscillating motion in the perpendicular, increased the sweep limit of device vertical direction; Through PLC two servomotors are carried out synchro control, make horizontal scanning and vertical sweep begin simultaneously, finish simultaneously, guaranteed the linear relationship between result of detection and the flying spot, and then guaranteed the efficient of scanning; Support frame, ray generator and ray detector employing are fixedly connected, have guaranteed the relative fixed of position between this three.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: 1, support frame, 2, ray generator, 3, ball-screw, 4, ray detector, 5, first motor, 6, lead ring, 7, second motor, 8, propulsion system.
Embodiment
For further understanding content, characteristics and the effect of the utility model, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1; A kind of device that enlarges ray linear sweep scope comprises: support frame 1, ray generator 2, ball-screw 3, ray detector 4, first motor 5, second motor 7 (the utility model adopts servomotor, also can adopt other motors or propulsion system), lead ring 6 and turning axle; Also comprise the servomotor 7 that is connected with ball-screw 3 one ends, an end of said support frame 1 and ray detector 4 Joints, said ray detector 4 is provided with a horizontal narrow slit; The outer wall of said support frame 1 other end both sides is connected with first motor 5 through turning axle; Said first motor 5 is connected with nut on the vertical direction ball-screw 3; Said first motor 5 and second motor 7 are by a PLC synchro control; Ray generator 2 two ends and support frame 1 Joint, ray generator 2 are provided with the ray outlet.Said ray generator 2 outsides also are provided with the lead ring coaxial with it, and said lead ring 6 upper ends are provided with six slits of equally distributed vertical direction.Said ray generator 2 comprises high-voltage power supply, cable and ray tube, and said ray tube is connected with high-voltage power supply through cable, and ray generator 2 also comprises the propulsion system 8 that are connected with lead ring 6.Said ray tube is provided with radiation proof material outward.
The course of work of the utility model is: because employing is backscattering formula flying spot scanning device; So stood in the outside of ray detector 4 by scanning person, starter gear power switch, propulsion system 8 drive lead ring 6 beginning high speed rotating; After lead ring 6 modulation of the ray that sends from ray generator 2 through high speed rotating; Produce the flying-spot scanner ray, the flying-spot scanner ray through the slit directive on the ray detector 4 by scanning person, thereby realize by scanning person's horizontal scanning; Meanwhile; PLC controls first motor 5 and second motor 7 starts simultaneously, and it is the at the uniform velocity oscillating motion up and down of axis that first motor 5 is done with the turning axle through turning axle drive support frame 1, and second motor 7 drives support frames 1 through ball-screw 3 and does from top to bottom (or from bottom to top) linear uniform motion; In entire work process; First motor 5 and second motor, 7 cooperative motions by the PLC synchro control promptly begin simultaneously, finish simultaneously.
More than a kind of embodiment of the utility model is specified, but said content is merely the preferred embodiment of the utility model, can not be considered to be used to limit the practical range of the utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the utility model.

Claims (8)

1. a device that enlarges ray linear sweep scope comprises: support frame (1), ray generator (2), ball-screw (3), ray detector (4), first motor (5), second motor (7) and turning axle; It is characterized in that: an end of said support frame (1) and ray detector (4) Joint, said ray detector (4) is provided with a horizontal narrow slit; The outer wall of said support frame (1) other end both sides is connected with first motor (5) through turning axle; Said first motor (5) is connected with nut on the vertical direction ball-screw (3); Said ball-screw (3) one ends are connected with second motor (7); Said first motor (5) and second motor (7) are by a PLC synchro control, and ray generator (2) two ends and support frame (1) Joint, ray generator (2) are provided with the ray outlet.
2. according to the described a kind of device that enlarges ray linear sweep scope of claim 1, it is characterized in that: said first motor (5) is a servomotor.
3. according to the described a kind of device that enlarges ray linear sweep scope of claim 1, it is characterized in that: said ray generator (2) outside also is provided with the lead ring coaxial with it, and said lead ring (6) upper end is provided with equally distributed vertical direction slit.
4. according to the described a kind of device that enlarges ray linear sweep scope of claim 3, it is characterized in that: said ray generator also comprises the propulsion system (8) that are connected with lead ring (6).
5. according to the described a kind of device that enlarges ray linear sweep scope of claim 3, it is characterized in that: said slit is six.
6. according to the described a kind of device that enlarges ray linear sweep scope of claim 1, it is characterized in that: said first motor (5) is a servomotor.
7. according to the described a kind of device that enlarges ray linear sweep scope of claim 1, it is characterized in that: said ray generator (2) comprises high-voltage power supply, cable and ray tube, and said ray tube is connected with high-voltage power supply through cable.
8. according to the described a kind of device that enlarges ray linear sweep scope of claim 6, it is characterized in that: said second motor (7) is a servomotor.
CN2011204020311U 2011-10-20 2011-10-20 Device for widening linear scanning range of ray Expired - Fee Related CN202275161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204020311U CN202275161U (en) 2011-10-20 2011-10-20 Device for widening linear scanning range of ray

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204020311U CN202275161U (en) 2011-10-20 2011-10-20 Device for widening linear scanning range of ray

Publications (1)

Publication Number Publication Date
CN202275161U true CN202275161U (en) 2012-06-13

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CN (1) CN202275161U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104297809A (en) * 2014-11-07 2015-01-21 天津重方科技有限公司 X-ray back scattering human security scanner
CN104316970A (en) * 2014-11-07 2015-01-28 天津重方科技有限公司 Single-column X-ray back scattering human body safety scanner
CN105242323A (en) * 2015-10-28 2016-01-13 北京紫方启研科技有限公司 Walking-type backscatter imaging instrument
CN105319602A (en) * 2015-10-28 2016-02-10 北京紫方启研科技有限公司 Hand-held backscatter imaging instrument
CN105372272A (en) * 2015-10-28 2016-03-02 北京紫方启研科技有限公司 Handheld anti-shake back scattering imager
CN105403926A (en) * 2015-10-28 2016-03-16 北京紫方启研科技有限公司 Walking track base backscattering imager

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104297809A (en) * 2014-11-07 2015-01-21 天津重方科技有限公司 X-ray back scattering human security scanner
CN104316970A (en) * 2014-11-07 2015-01-28 天津重方科技有限公司 Single-column X-ray back scattering human body safety scanner
CN104297809B (en) * 2014-11-07 2017-09-12 天津重方科技有限公司 X-ray back scattering human-body safety scanner
CN105242323A (en) * 2015-10-28 2016-01-13 北京紫方启研科技有限公司 Walking-type backscatter imaging instrument
CN105319602A (en) * 2015-10-28 2016-02-10 北京紫方启研科技有限公司 Hand-held backscatter imaging instrument
CN105372272A (en) * 2015-10-28 2016-03-02 北京紫方启研科技有限公司 Handheld anti-shake back scattering imager
CN105403926A (en) * 2015-10-28 2016-03-16 北京紫方启研科技有限公司 Walking track base backscattering imager
CN105319602B (en) * 2015-10-28 2018-04-03 北京紫方启研科技有限公司 Hand-held back scattering imaging instrument
CN105372272B (en) * 2015-10-28 2018-10-23 北京紫方启研科技有限公司 Hand-held stabilization formula back scattering imaging instrument

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Assignee: TIANJIN XINYUAN JUNWEI TECHNOLOGY CO., LTD.

Assignor: TIANJIN CHONGFANG TECHNOLOGY CO., LTD.

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Denomination of utility model: Device for widening linear scanning range of ray

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