CN109969205A - A kind of unpiloted track neutron nondestructive test vehicle - Google Patents
A kind of unpiloted track neutron nondestructive test vehicle Download PDFInfo
- Publication number
- CN109969205A CN109969205A CN201910350050.5A CN201910350050A CN109969205A CN 109969205 A CN109969205 A CN 109969205A CN 201910350050 A CN201910350050 A CN 201910350050A CN 109969205 A CN109969205 A CN 109969205A
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- China
- Prior art keywords
- neutron
- detection
- scintillator
- track
- unpiloted
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- 238000012360 testing method Methods 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 58
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 239000013307 optical fiber Substances 0.000 claims abstract description 11
- 230000033001 locomotion Effects 0.000 claims abstract description 8
- 238000010884 ion-beam technique Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
- B61D15/12—Railway inspection trolleys power propelled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
- B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating 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
- G01N23/005—Investigating 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 using neutrons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transportation (AREA)
- Health & Medical Sciences (AREA)
- Measurement Of Radiation (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a kind of unpiloted track neutron nondestructive test vehicles, including the compartment that can be travelled in orbit, neutron emitting source are equipped in the compartment, the neutron emitting source can be to the orbit launching neutron beam of car bottom;It further include neutron detection device, the neutron detection device includes the light that neutron detection scintillator is issued with detection from the neutron detection scintillator and the photodetector for being converted into electric signal, photodetector has multiple optical fiber and multiple photodetectors, multiple optical fiber correspond to multiple positions setting of the incidence surface of neutron detection scintillator, multiple photodetectors are arranged corresponding to multiple optical fiber, neutron measurement device is connect with photodetector, neutron measurement device is used to record the number of light emission times of photodetector, the bottom in compartment is arranged in scintillator for neutron detection, the incidence surface of neutron detection scintillator is arranged towards track, neutron detection scintillator is located at the rear of outgoing neutron beam in carriage movements direction.
Description
Technical field
The present invention relates to high-speed rails, the detection device technical field of track for a train, and in particular to a kind of unpiloted track
Neutron nondestructive test vehicle.
Background technique
The rail of train driving needs regularly to be detected, and just can guarantee the quality of track, reduces the generation of accident.It is logical
Often it will appear rail head of rail inner transverse fatigue crack, this damage problem once caused many broken rail accidents.
Existing rail detector car, one is hand push inspection cars, since hand push inspection car is manually to use hand push in rail
On slowly detection track the problem of, not only speed of detection is slow for this hand push inspection car, inefficiency, and due to being artificial gait
Row operation, when thering is train driving to pass through, it has to suspend detection operations, it is in the actual operation process, very inconvenient.
Summary of the invention
Aiming at the problem that being pointed out in background technique, the present invention provides a kind of unpiloted track neutron nondestructive test vehicle,
Easy to detect, efficient work.
A kind of unpiloted track neutron nondestructive test vehicle is set in the compartment including the compartment that can be travelled in orbit
There is neutron emitting source, the neutron emitting source can be to the orbit launching neutron beam of car bottom;It further include neutron detection device,
The neutron detection device includes the light that neutron detection scintillator is issued with detection from the neutron detection scintillator and will
Its photodetector for being converted to electric signal, photodetector have multiple optical fiber and multiple photodetectors, during multiple optical fiber are corresponding
Multiple positions setting of the incidence surface of son detection scintillator, multiple photodetectors are arranged corresponding to multiple optical fiber, neutron
Measuring device is connect with photodetector, and neutron measurement device is used to record the number of light emission times of photodetector, and neutron detection is used
The bottom in compartment is arranged in scintillator, and the incidence surface of neutron detection scintillator is arranged towards track, neutron detection flashing
Body is located at the rear of outgoing neutron beam in carriage movements direction.
The present invention is further arranged to, and the neutron emitting source includes the charged particle source for being sequentially connected setting, adds
Fast device, ion beam adjuster, target further include container and tubular shielding component, and target is arranged inside container, and tubular shielding component is set
It sets at the NEUTRON EMISSION end of container, tubular shielding component is vertically arranged, and the lower end of tubular shielding component passes through car bottom and right
Track is answered to be arranged.
The present invention is further arranged to, and there are two the neutron emitting source is set, two neutron emitting sources are respectively corresponded
Two tracks setting, there are two corresponding neutron detection device is also provided with.
The present invention is further arranged to, and the compartment is made of radiation proof material.
The present invention is further arranged to, and the neutron detection scintillator and tubular shielding component are in carriage movements side
To distance can be adjusted.
The present invention is further arranged to, and it further includes computing device, at data that the neutron measurement device, which is counter,
Manage equipment, storage equipment.The data that neutron measurement device measures are sent to computing device and data processing equipment, to the data into
Row processing, and obtain detection structure, it is ultimately stored in storage equipment.
Beneficial effects of the present invention:
Unpiloted track neutron nondestructive test vehicle provided herein can be travelled independently in orbit,
Neutron emitting source in traveling in compartment is by orbit launching neutron beam of the tubular shielding structure to car bottom, in directive track
Beamlet can occur reflection and be received by neutron detection with scintillator, and when track, which exists, to be damaged, neutron detection is received with scintillator
It will have greatly changed to neutron population, so that it can be seen that track is with the presence or absence of damage.
Detailed description of the invention
One of Fig. 1 is the structural diagram of the present invention;
Fig. 2 is second structural representation of the invention;
Fig. 3 is the structural schematic diagram of neutron detection device of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
Below with reference to Fig. 1 to Fig. 3, the present invention will be described.
A kind of unpiloted track neutron nondestructive test vehicle, including the compartment 1 that can be travelled in orbit, in the compartment 1
Equipped with neutron emitting source, the neutron emitting source can be to the orbit launching neutron beam of 1 bottom of compartment.
It further include neutron detection device, the neutron detection device includes neutron detection scintillator 2 and detects from this
The light of the sending of neutron detection scintillator 2 and the photodetector for being converted into electric signal, photodetector have multiple optical fiber 31
It is arranged with multiple positions of multiple photodetectors 32, the incidence surface of the corresponding neutron detection scintillator 2 of multiple optical fiber 31, it is more
A photodetector 32 is arranged corresponding to multiple optical fiber 31, and neutron detection device further includes neutron measurement device 4, neutron measurement dress
It sets 4 to connect with photodetector 32, neutron measurement device 4 is used to record the number of light emission times of photodetector 32, and neutron detection is used
The bottom in compartment 1 is arranged in scintillator 2, and the incidence surface of neutron detection scintillator 2 is arranged towards track, and neutron detection is dodged
Bright body 2 is located at the rear of outgoing neutron beam in 1 direction of motion of compartment.
Neutron beam directive track, track reflect neutron again, since compartment is the movement that goes ahead, so being located at neutron beam
The neutron detection scintillator 2 at rear can just receive the neutron beam of reflection, to have the function that detection.
Wherein, the neutron emitting source includes the charged particle source 10, accelerator 20, ion beam tune for being sequentially connected setting
Device 30, target 40 are saved, further includes container 50 and tubular shielding component 60, target 40 is arranged inside container 50, tubular shielding component 60
The NEUTRON EMISSION end of container 50 is set, and tubular shielding component 60 is vertically arranged, and the lower end of tubular shielding component 60 passes through compartment 1
Bottom and respective carter setting.
Charged particle source 10 generates proton, and accelerator 20 has multiple accelerators, for continuously accelerating by charged particle
The proton that source 10 generates has 1MeV or higher energy, ion beam by the proton that accelerator 20 accelerates in preferred embodiments
Adjuster 30 has multiple field coils, for adjusted according to target 40 proton beam accelerated by ion beam adjuster 30 direction and
Extension, the proton beam across ion beam adjuster 30 generate neutron, target on target 40, through the reaction between proton and target 40
40 be placed on can not hardly in the container 50 that is formed of material of transmission neutron, the outer surface of container 50 formed is penetrated into it is internal
Hole, tubular shielding component 60 are connected at the hole, and tubular shielding component 60 is formed by the material for being difficult to transmit neutron, in target 40
The neutron of generation passes through tubular shielding component 60, and becomes the pulsed neutron beam being incident in check object.
Wherein, there are two the neutron emitting source is set, two neutron emitting sources respectively correspond two track settings, corresponding
Neutron detection device be also provided with there are two.The corresponding detection two of the technical solution, two neutron emitting sources and neutron detection device
A track.
Wherein, the compartment 1 is made of radiation proof material, since spoke may occur in the reaction for neutron emitting source
It penetrates, it is therefore necessary to carry out radiation isolation by compartment.
Wherein, the neutron detection scintillator 2 and tubular shielding component 60 can be at a distance from 1 direction of motion of compartment
Row is adjusted, and neutron detection can be carried out with the distance between scintillator 2 and tubular shielding component 60 according to the mobile speed in compartment
Adjustment, when actually detected, the mobile speed in compartment is unsuitable too fast.
Wherein, the neutron measurement device 4 is counter, further includes computing device 21, data processing equipment 22, storage
Equipment 23.The data that neutron measurement device 4 measures are sent to computing device 21 and data processing equipment 22, at the data
Reason, and obtain detection structure, it is ultimately stored in storage equipment 23.
Beneficial effects of the present invention:
Unpiloted track neutron nondestructive test vehicle provided herein can be travelled independently in orbit,
Neutron emitting source in traveling in compartment 1 passes through orbit launching neutron beam of the tubular shielding structure to 1 bottom of compartment, directive track
Neutron beam can occur reflection and be received by neutron detection scintillator 2, when track, which exists, to be damaged, neutron detection scintillator 2
Receiving neutron population will have greatly changed, so that it can be seen that track is with the presence or absence of damage.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, above-mentioned hypothesis these
Improvement and modification also should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of unpiloted track neutron nondestructive test vehicle, it is characterised in that: described including the compartment that can be travelled in orbit
Neutron emitting source is equipped in compartment, the neutron emitting source can be to the orbit launching neutron beam of car bottom;It further include neutron
Detection device, the neutron detection device include that neutron detection scintillator and detection are issued from the neutron detection with scintillator
Light and be converted into the photodetector of electric signal, photodetector has multiple optical fiber and multiple photodetectors, Duo Geguang
Multiple positions setting of the incidence surface of the corresponding neutron detection scintillator of fibre, multiple photodetectors correspond to multiple optical fiber and set
It sets, neutron measurement device is connect with photodetector, and neutron measurement device is used to record the number of light emission times of photodetector, neutron
The bottom in compartment is arranged in scintillator for detection, and the incidence surface of neutron detection scintillator is arranged towards track, neutron detection
It is located at the rear of outgoing neutron beam in carriage movements direction with scintillator.
2. a kind of unpiloted track neutron nondestructive test vehicle according to claim 1, it is characterised in that: the neutron hair
The source of penetrating includes the charged particle source for being sequentially connected setting, accelerator, ion beam adjuster, target, further includes container and tubular shielding
Component, target are arranged inside container, and the NEUTRON EMISSION end of container is arranged in tubular shielding component, and tubular shielding component is set vertically
It sets, the lower end of tubular shielding component passes through car bottom and respective carter setting.
3. a kind of unpiloted track neutron nondestructive test vehicle according to claim 1 or 2, it is characterised in that: in described
There are two sub- emission source is set, two neutron emitting sources respectively correspond two track settings, and corresponding neutron detection device is also provided with
There are two.
4. a kind of unpiloted track neutron nondestructive test vehicle according to claim 3, it is characterised in that: the compartment by
Radiation proof material is made.
5. a kind of unpiloted track neutron nondestructive test vehicle according to claim 3, it is characterised in that: the neutron inspection
Survey scintillator can be adjusted at a distance from carriage movements direction with tubular shielding component.
6. a kind of unpiloted track neutron nondestructive test vehicle according to claim 3, it is characterised in that: the neutron moisture
Amount device is counter, further includes computing device, data processing equipment, storage equipment.The data hair that neutron measurement device measures
Computing device and data processing equipment are given, which is handled, and obtain detection structure, storage equipment is ultimately stored on
In.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910350050.5A CN109969205A (en) | 2019-04-28 | 2019-04-28 | A kind of unpiloted track neutron nondestructive test vehicle |
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CN201910350050.5A CN109969205A (en) | 2019-04-28 | 2019-04-28 | A kind of unpiloted track neutron nondestructive test vehicle |
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CN109969205A true CN109969205A (en) | 2019-07-05 |
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CN201910350050.5A Pending CN109969205A (en) | 2019-04-28 | 2019-04-28 | A kind of unpiloted track neutron nondestructive test vehicle |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102826096A (en) * | 2012-09-14 | 2012-12-19 | 宝鸡南车时代工程机械有限公司 | Multifunctional inspection detecting vehicle used for railway steel rail |
CN104176077A (en) * | 2014-08-22 | 2014-12-03 | 南车戚墅堰机车有限公司 | Rail flaw detection vehicle for subway |
CN109406548A (en) * | 2018-12-12 | 2019-03-01 | 北京中百源国际科技创新研究有限公司 | A kind of neutron detection device for Water quality detection |
CN210062979U (en) * | 2019-04-28 | 2020-02-14 | 广东太微加速器有限公司 | Unmanned rail neutron flaw detection vehicle |
-
2019
- 2019-04-28 CN CN201910350050.5A patent/CN109969205A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102826096A (en) * | 2012-09-14 | 2012-12-19 | 宝鸡南车时代工程机械有限公司 | Multifunctional inspection detecting vehicle used for railway steel rail |
CN104176077A (en) * | 2014-08-22 | 2014-12-03 | 南车戚墅堰机车有限公司 | Rail flaw detection vehicle for subway |
CN109406548A (en) * | 2018-12-12 | 2019-03-01 | 北京中百源国际科技创新研究有限公司 | A kind of neutron detection device for Water quality detection |
CN210062979U (en) * | 2019-04-28 | 2020-02-14 | 广东太微加速器有限公司 | Unmanned rail neutron flaw detection vehicle |
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TA01 | Transfer of patent application right |
Effective date of registration: 20200110 Address after: 523808 room 310, building 1, No. 8, South Industrial Road, Songshanhu Park, Dongguan City, Guangdong Province Applicant after: Guangdong Taiwei accelerator Co., Ltd Address before: 101149 Beijing Tongzhou Canal Core Area IV-07 Block Greenbelt Building, 22 Floors 21389 Applicant before: Beijing Zhongbaiyuan International Science and Technology Innovation Research Co., Ltd. |
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