CN208188019U - A kind of double target chamber devices of gas big gun loading experiment - Google Patents
A kind of double target chamber devices of gas big gun loading experiment Download PDFInfo
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- CN208188019U CN208188019U CN201820719980.4U CN201820719980U CN208188019U CN 208188019 U CN208188019 U CN 208188019U CN 201820719980 U CN201820719980 U CN 201820719980U CN 208188019 U CN208188019 U CN 208188019U
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- target chamber
- chamber
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- connecting tube
- measurement chamber
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Abstract
The utility model discloses a kind of double target chamber devices of gas big gun loading experiment, including transmitting tube, flange, measurement chamber, connecting tube and recycling target chamber；The end of transmitting tube connects first flange by sealing nut；One bottom surface of measurement chamber is fixedly connected with second flange, and second flange is bolted to connection with first flange；Another bottom surface of measurement chamber is equipped with the pipe joint being connected with connecting tube；The side of measurement chamber offers the observation window for observing intracavitary environment；The side of recycling target chamber is equipped with the pipe joint being connected with connecting tube, and the top for recycling target chamber is covered equipped with dismountable target chamber, and target chamber capping is equipped at least one vacuum interface tube.The utility model compares traditional target chamber device, is divided into measurement chamber and recycling target chamber according to its function, and the two connects each other again independently of each other, and respectively required additional component is installed inside respective room, makes experimental implementation definitely and easy.
Description
Technical field
The utility model belongs to shock dynamics technical field, in particular to the double target chamber devices of a kind of gas big gun loading experiment.
Background technique
Under High Strain rate load under, dynamic event be it is very of short duration, their duration only have several hundred nanoseconds or
Person's femtosecond, to propose challenge to the time discrimination measurement of X-ray diffraction and imaging.With third generation synchrotron radiation light source and
The appearance of emerging X-ray free-electron laser, to overcome such issues that, provide condition.
The dynamic response of material depends on loading speed and microstructure, and is all multiple dimensioned on room and time
's.The spatial resolution of traditional x-ray imaging is about 1 μm, it is suitble to solve Mesoscale Structure.X-ray diffraction can be opened up
Reveal lattice (such as crystal structure, lattice strain, defect concentration) and crystal grain orientation, to become the supplement of imaging, and more
The foundation stone of scale measurement.Therefore, synchronizing dynamic diffractive and imaging measurement is necessary.
Currently, carrying out the method for the measurement as shown in Figure 1, sample to be placed on to the center of target chamber, sample two sides are opened
There is observation window, the angle of diffraction is 2 θ, and X-ray is got to back reflection on sample and is received by a detector out.In order to make synchronous dynamic spread out
The effect obtained with imaging measurement is penetrated, 2 θ of the angle of diffraction can be increased and reduces distance L of the sample to detector.Increase observation window
The width of mouth, can effectively increase the angle of diffraction, but the distance of sample to detector can also increase with it simultaneously.Ideal scheme
It is the two parameters while increases, existing method is the vertical range (i.e. reduction target chamber diameter) for reducing sample to window, should
In the case of in order to achieve the purpose that safety relief, target chamber constancy of volume must increase the length of target chamber, however the length of target chamber
Most of space can be occupied by spending length, inconvenient to use, be transported also more troublesome.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, and providing a kind of includes measurement chamber and recycling target
Room, the two connect each other again independently of each other, make experimental implementation definitely and easy, the double targets of the simple gas big gun loading experiment of structure
Chamber device,
The purpose of this utility model is achieved through the following technical solutions: a kind of double target chamber dresses of gas big gun loading experiment
It sets, including transmitting tube, flange, measurement chamber, connecting tube and recycling target chamber；
The end of the transmitting tube connects first flange by sealing nut；
The measurement chamber is cylindrical structure, and a bottom surface for measuring chamber is fixedly connected with second flange, the second method
Multiple wire guides and bolt hole are respectively correspondingly equipped in blue and first flange, the wire guide is used for for measurement chamber and outside
The connected optical fiber of equipment and conducting wire pass through, and bolt hole is for being bolted to connection first flange and second flange；
Another bottom surface of measurement chamber is equipped with the pipe joint being connected with connecting tube；
It measures and is respectively equipped with an observation window at two bottom surfaces on the side of chamber, two observation windows are symmetrically set
It sets, observation window cover board is equipped on the outside of observation window, the edge of observation window cover board is bolted on the outer of measurement chamber
On wall；
The recycling target chamber is cylindrical structure, and the side for recycling target chamber is equipped with the pipe joint being connected with connecting tube, is returned
The top for receiving target chamber is covered equipped with dismountable target chamber, and target chamber capping is equipped at least one vacuum interface tube；The vacuum tube
Interface is connect with external vacuum pump, for extracting the air in whole system out.
Further, it is equipped with connecting tube adapter between the pipe joint and connecting tube of the recycling target chamber, connecting tube turns
Fitting is socketed in connecting tube periphery, and connection seals are equipped between connecting tube and connecting tube adapter.
Further, O-ring seal and sealing copper ring are equipped between the connecting tube adapter and connection seals.
Further, layer of transparent plate is equipped between the observation window cover board and observation window, the transparent panel uses
PC material is made.
Further, O-ring seal is equipped between the first flange and second flange.
A kind of double target chamber devices of gas big gun loading experiment, including transmitting tube, flange, measurement chamber, connecting tube and recycling target chamber；
The end of the transmitting tube connects first flange by sealing nut；
The measurement chamber is cylindrical structure, and a bottom surface for measuring chamber is fixedly connected with second flange, the second method
Multiple wire guides and bolt hole are respectively correspondingly equipped in blue and first flange, the wire guide is used for for measurement chamber and outside
The connected optical fiber of equipment and conducting wire pass through, and bolt hole is for being bolted to connection first flange and second flange；
Another bottom surface of measurement chamber is equipped with the pipe joint being connected with connecting tube；
Measurement chamber is made of the material for being transmissive to X-ray；
The recycling target chamber is cylindrical structure, and the side for recycling target chamber is equipped with the pipe joint being connected with connecting tube, is returned
The top for receiving target chamber is covered equipped with dismountable target chamber, and target chamber capping is equipped at least one vacuum interface tube；The vacuum tube
Interface is connect with external vacuum pump, for extracting the air in whole system out.
The beneficial effects of the utility model are:
1, with the double target chamber devices of gas big gun loading experiment described in the utility model, compared to traditional target chamber device, according to
Its function is divided into measurement chamber and recycling target chamber, and the two connects each other again independently of each other, and respective institute is installed inside respective room
The additional component needed makes experimental implementation definitely and easy.Structure is simple, and two components can be shortened and be added with simultaneous processing
The work period also mitigates the weight of single component, is compared to a big target chamber, and two small target chambers easily facilitate transport.
2, with the double target chamber devices of gas big gun loading experiment described in the utility model, compared to the observation window of traditional target chamber two sides
Mouthful, the distance of observation window of the measuring chamber inner sample to two sides reduces, and reduces the distance between sample and detector, increases
Big 2 θ of the angle of diffraction, the time discrimination measurement under loading for high strain-rate provide condition.
Detailed description of the invention
Fig. 1 is the schematic illustration of measurement method involved in the utility model；
Fig. 2 is the double target chamber apparatus structure schematic diagrams of gas big gun loading experiment of embodiment 1；
Fig. 3 is the structural schematic diagram that embodiment 1 measures chamber；
Fig. 4 is the double target chamber apparatus structure schematic diagrams of gas big gun loading experiment of embodiment 2；
Description of symbols: 1- transmitting tube, 2- sealing nut, 3- first flange, 4- second flange, 5- measure chamber, 6-
Connecting tube, 7- connection seals, 8- connecting tube adapter, 9- recycle target chamber, the capping of 10- target chamber, 11- vacuum interface tube, 12-
Wire guide, 13- bolt hole, 14- observation window, 15- observation window cover board, 16- bolt, 17- pedestal.
Specific embodiment
The technical solution of the utility model is further illustrated in the following with reference to the drawings and specific embodiments.
Embodiment 1
As shown in Figures 2 and 3, the double target chamber devices of a kind of gas big gun loading experiment, including transmitting tube 1, flange, measurement chamber 5,
Connecting tube 6 and recycling target chamber 9；
The end of the transmitting tube 1 connects first flange 3 by sealing nut 2；
The measurement chamber 5 is cylindrical structure, and a bottom surface of measurement chamber 5 is fixedly connected with second flange 4, second
Multiple wire guides 12 and bolt hole 13 are respectively correspondingly equipped on flange 4 and first flange 3, the wire guide 12 is used for for measurement
The optical fiber and conducting wire that chamber 5 is connected with external equipment pass through, and bolt hole 13 is for being bolted to connection first flange 3 and the
Two flanges 4；
Another bottom surface of measurement chamber 5 is equipped with the pipe joint being connected with connecting tube 6；
It measures and is respectively equipped with an observation window 14 at two bottom surfaces on the side of chamber 5, two observation windows 14 are right
Claim setting, (position that observation window cover board 15 illustrates observation window has only been drawn in the observation window part on the left side in Fig. 3 as shown in Figure 3
Set, do not draw observation window 14 and bolt 16 specifically, the observation window on structure and right side is symmetrical), 14 outside of observation window
Equipped with observation window cover board 15, the edge of observation window cover board 15 is fixed on the outer wall of measurement chamber 5 by bolt 16；This reality
The measurement chamber for applying example can weld manufactured chamber using currently used steel plate, it is only necessary to open up a use respectively at both ends
It is easy to operate in the observation window of X-ray incidence and reflection；
Much volumes of the measurement chamber 5 are less than conventional target room；Observation window 14 is offered in its side to detect
According to the design needs two observation windows can be symmetrically arranged in the side of measurement chamber 5 in the measurement of device and the shooting of camera
Mouthful, two window vertical ranges are about that (for traditional one-stage light-gas gun target chamber distance in 350mm or more), the value of the distance is far small by 55cm
The value corresponding to traditional target chamber can so reduce sample at a distance from detector, while increase 2 θ of the angle of diffraction.
The recycling target chamber 9 is cylindrical structure, and recycling target chamber 9 is placed on pedestal 17, and the side of recycling target chamber 9 is equipped with
The pipe joint being connected with connecting tube 6, the top of recycling target chamber 9 are equipped with dismountable target chamber capping 10, set in target chamber capping 10
There is at least one vacuum interface tube 11；The vacuum interface tube 11 is connect with external vacuum pump, for extracting out in whole system
Air.It is described recycling target chamber 9 be mainly used to weaken bullet after residual gas pressure impact and recovery experiment sample；Compared to
Traditional target chamber does not have various peepholes.
Further, connecting tube adapter 8, connecting tube are equipped between the pipe joint and connecting tube 6 of the recycling target chamber 9
Adapter 8 is socketed in 6 periphery of connecting tube, and connection seals 7 are equipped between connecting tube 6 and connecting tube adapter 8.
Further, O-ring seal and sealing copper ring are equipped between the connecting tube adapter 8 and connection seals 7,
Constitute dynamic sealing.In the condition of normal use, recoil is generated when bullet projects, the transmitting tube 1 has axial direction slightly
Movement, can effectively be guaranteed the sealing performance of whole system using this structure of dynamic sealing, can guarantee two connectors
Concentricity ensure that the accuracy of experimental result.
Further, layer of transparent plate, the transparent panel are equipped between the observation window cover board 15 and observation window 14
It is made of PC material, the material impact-resistant performance is good, and refractive index is high, and processing performance is good.
Further, O-ring seal is equipped between the first flange 3 and second flange 4.
With the double target chamber devices of gas big gun loading experiment described in the utility model, compared to traditional gas big gun target chamber, sample is arrived
The distance of observation window reduces several times, so that 2 θ of the angle of diffraction increases, provides for the time discrimination measurement under high strain-rate load
Condition, while a big target chamber will be divided into two (observation chamber 5 and recycling target chamber 9), structure is simple, and two components can
With simultaneous processing, the process-cycle is shortened, also mitigates the weight of single component, is compared to a big target chamber, it is two small
Target chamber easily facilitates transport.
Embodiment 2
As shown in figure 4, a kind of double target chamber devices of gas big gun loading experiment, which is characterized in that including transmitting tube 1, flange, measurement
Chamber 5, connecting tube 6 and recycling target chamber 9；
The end of the transmitting tube 1 connects first flange 3 by sealing nut 2；
The measurement chamber 5 is cylindrical structure, and a bottom surface of measurement chamber 5 is fixedly connected with second flange 4, second
Multiple wire guides 12 and bolt hole 13 are respectively correspondingly equipped on flange 4 and first flange 3, the wire guide 12 is used for for measurement
The optical fiber and conducting wire that chamber 5 is connected with external equipment pass through, and bolt hole 13 is for being bolted to connection first flange 3 and the
Two flanges 4；
Another bottom surface of measurement chamber 5 is equipped with the pipe joint being connected with connecting tube 6；
Measurement chamber 5 is made of the material for being transmissive to X-ray；The present embodiment the difference from embodiment 1 is that using
Transparent material is made, transparent material can direct transmission X-ray, there is no need to measurement chamber on open up observation window, can
Reinforce the sealing performance of chamber, chamber structure is also simpler；
The recycling target chamber 9 is cylindrical structure, and the side of recycling target chamber 9 is equipped with the pipe joint being connected with connecting tube 6,
The top for recycling target chamber 9 is equipped with dismountable target chamber capping 10, and target chamber capping 10 is equipped at least one vacuum interface tube 11；Institute
It states vacuum interface tube 11 to connect with external vacuum pump, for extracting the air in whole system out.
Those of ordinary skill in the art will understand that the embodiments described herein, which is to help reader, understands this reality
With novel principle, it should be understood that the scope of the present invention is not limited to such specific embodiments and embodiments.
Those skilled in the art can be made according to the technical disclosures disclosed by the utility model it is various do not depart from it is practical
Novel substantive various other specific variations and combinations, these variations and combinations are still within the protection scope of the present invention.
Claims (6)
1. a kind of double target chamber devices of gas big gun loading experiment, which is characterized in that including transmitting tube (1), flange, measurement chamber (5), connect
Take over (6) and recycling target chamber (9)；
The end of the transmitting tube (1) passes through sealing nut (2) connection first flange (3)；
The measurement chamber (5) is cylindrical structure, and a bottom surface of measurement chamber (5) is fixedly connected with second flange (4), the
Multiple wire guides (12) and bolt hole (13), the wire guide are respectively correspondingly equipped on two flanges (4) and first flange (3)
(12) optical fiber and conducting wire for being connected for measurement chamber (5) with external equipment pass through, and bolt hole (13) is used for solid by bolt
Surely first flange (3) and second flange (4) are connected；
Another bottom surface of measurement chamber (5) is equipped with the pipe joint being connected with connecting tube (6)；
It measures and is respectively equipped with an observation window (14) at two bottom surfaces on the side of chamber (5), two observation windows (14)
It is symmetrical arranged, is equipped with observation window cover board (15) on the outside of observation window (14), the edge of observation window cover board (15) passes through bolt
(16) it is fixed on the outer wall of measurement chamber (5)；
The recycling target chamber (9) is cylindrical structure, and the side of recycling target chamber (9) is equipped with the pipeline being connected with connecting tube (6) and connects
Mouthful, the top of recycling target chamber (9) is equipped with dismountable target chamber capping (10), and target chamber covers (10) and is equipped at least one vacuum tube
Interface (11)；The vacuum interface tube (11) connect with external vacuum pump, for extracting the air in whole system out.
2. a kind of double target chamber devices of gas big gun loading experiment according to claim 1, which is characterized in that the recycling target chamber
(9) connecting tube adapter (8) are equipped between pipe joint and connecting tube (6), connecting tube adapter (8) is socketed in connecting tube
(6) peripheral, connection seals (7) is equipped between connecting tube (6) and connecting tube adapter (8).
3. a kind of double target chamber devices of gas big gun loading experiment according to claim 2, which is characterized in that the connecting tube switching
Part (8) with connect between seals (7) be equipped with O-ring seal and sealing copper ring.
4. a kind of double target chamber devices of gas big gun loading experiment according to claim 1, which is characterized in that the observation window lid
Layer of transparent plate is equipped between plate (15) and observation window (14), the transparent panel is made of PC material.
5. a kind of double target chamber devices of gas big gun loading experiment according to claim 1, which is characterized in that the first flange
(3) O-ring seal is equipped between second flange (4).
6. a kind of double target chamber devices of gas big gun loading experiment, which is characterized in that including transmitting tube (1), flange, measurement chamber (5), connect
Take over (6) and recycling target chamber (9)；
The end of the transmitting tube (1) passes through sealing nut (2) connection first flange (3)；
The measurement chamber (5) is cylindrical structure, and a bottom surface of measurement chamber (5) is fixedly connected with second flange (4), the
Multiple wire guides (12) and bolt hole (13), the wire guide are respectively correspondingly equipped on two flanges (4) and first flange (3)
(12) optical fiber and conducting wire for being connected for measurement chamber (5) with external equipment pass through, and bolt hole (13) is used for solid by bolt
Surely first flange (3) and second flange (4) are connected；
Another bottom surface of measurement chamber (5) is equipped with the pipe joint being connected with connecting tube (6)；
Measurement chamber (5) is made of the material for being transmissive to X-ray；
The recycling target chamber (9) is cylindrical structure, and the side of recycling target chamber (9) is equipped with the pipeline being connected with connecting tube (6) and connects
Mouthful, the top of recycling target chamber (9) is equipped with dismountable target chamber capping (10), and target chamber covers (10) and is equipped at least one vacuum tube
Interface (11)；The vacuum interface tube (11) connect with external vacuum pump, for extracting the air in whole system out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820719980.4U CN208188019U (en) | 2018-05-15 | 2018-05-15 | A kind of double target chamber devices of gas big gun loading experiment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820719980.4U CN208188019U (en) | 2018-05-15 | 2018-05-15 | A kind of double target chamber devices of gas big gun loading experiment |
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| CN208188019U true CN208188019U (en) | 2018-12-04 |
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| CN201820719980.4U Active CN208188019U (en) | 2018-05-15 | 2018-05-15 | A kind of double target chamber devices of gas big gun loading experiment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414550A (en) * | 2018-05-15 | 2018-08-17 | 西南交通大学 | A kind of double target chamber devices of gas big gun loading experiment |
| CN112903484A (en) * | 2021-01-26 | 2021-06-04 | 西南交通大学 | Material impact strength measuring device |
-
2018
- 2018-05-15 CN CN201820719980.4U patent/CN208188019U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414550A (en) * | 2018-05-15 | 2018-08-17 | 西南交通大学 | A kind of double target chamber devices of gas big gun loading experiment |
| CN108414550B (en) * | 2018-05-15 | 2024-01-12 | 西南交通大学 | Double-target chamber device for air cannon loading experiment |
| CN112903484A (en) * | 2021-01-26 | 2021-06-04 | 西南交通大学 | Material impact strength measuring device |
| CN112903484B (en) * | 2021-01-26 | 2022-02-11 | 西南交通大学 | Material impact strength measuring device |
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