CN207408422U - A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed - Google Patents
A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed Download PDFInfo
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- CN207408422U CN207408422U CN201721413212.8U CN201721413212U CN207408422U CN 207408422 U CN207408422 U CN 207408422U CN 201721413212 U CN201721413212 U CN 201721413212U CN 207408422 U CN207408422 U CN 207408422U
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- shell
- speed
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- frame
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Abstract
The utility model discloses a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed, including testboard, master controller, shell launcher, shell flows through test the speed frame and shell retracting device, the master controller, shell launcher, shell, which flows through, tests the speed frame and shell retracting device is fixed on testboard successively, the shell, which flows through, is laterally fixedly installed shell pipe in the frame that tests the speed, the shell flows through the upper inner wall for the frame that tests the speed or lower inner wall is provided with laser beam emitting device and laser receiver, shell between the laser beam emitting device and laser receiver flows through the upper inner wall for the frame that tests the speed and lower inner wall is respectively arranged with several plane mirrors, the shell retracting device includes outer housing and inner housing.A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed provided by the utility model, can continuously measure velocity variations of the high speed shell in shell pipe, and can recycle the shell after testing the speed, easy to operate, easy to spread.
Description
Technical field
The utility model belongs to laser Doppler velocity technique field more particularly to a kind of for measuring high-speed motion shell speed
Laser velocimeter equipment.
Background technology
With the development of science and technology the field that high-speed target tachometric survey is applied under thump includes aircraft industry, space flight work
Industry, nuclear industry etc., with the continuous development of this technology, at present involved industry occur medical research, transportation,
Automobile etc..Therefore the speed of high-speed target is obtained using laser Doppler velocity technique, displacement information is ground in military, civilian and science
Study carefully and be widely used.But laser velocimeter apparatus structure is all more complicated at present, generally requires with multiple Laser emissions
Device and laser retracting device test the speed, more complicated, of high cost, wasting manpower and material resources, and measurement error is because use
The reason for multiple equipment, will increase.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the utility model provides a kind of for measurement high speed
The laser velocimeter equipment of shell speed is moved, can continuously measure velocity variations of the high speed shell in shell pipe, Er Qieneng
Shell after enough recycling tests, it is easy to operate, it is easy to spread.
Technical solution：To achieve the above object, a kind of of the utility model is used to measure swashing for high-speed motion shell speed
Light speed measuring equipment flows through test the speed frame and shell retracting device including testboard, master controller, shell launcher, shell, described
Master controller, shell launcher, shell, which flow through, tests the speed frame and shell retracting device is fixed on testboard successively, and big gun
Bullet flows through the frame that tests the speed and is arranged between shell launcher and shell retracting device；
The shell flows through and shell pipe is laterally fixedly installed in the frame that tests the speed, and the shell pipe both ends are both turned on shell and flow through
Test the speed frame two side walls set, and shell launcher transmitting shell entered by shell pipe in shell retracting device；
The shell flows through the upper inner wall for the frame that tests the speed or lower inner wall is provided with laser beam emitting device and laser receiver, the laser
Shell between emitter and laser receiver flows through the upper inner wall for the frame that tests the speed and lower inner wall is respectively arranged with several planes
Mirror, the laser that the laser beam emitting device is sent emits successively by several plane mirrors is sent to laser receiver, and laser connects
The signal receiving end connection of the signal sending end and master controller of receiving apparatus is set.
Further, the shell retracting device includes outer housing and inner housing, and the outer housing is fixed at test
On platform, each inner wall of the outer housing is fixedly installed several springs, and the inner housing is set by several spring supportings
In outer enclosure interior, and the outer wall of inner housing and the contact jaw of several springs are fixedly installed.
Further, the big gun end that goes out on the side wall of the outer housing close to shell pipe is provided with the first bombard and snaps into mouth, described
Snap into mouth close to the first bombard on the side wall of inner housing and be provided with the second shell import, the first bombard snap into mouth and the second shell into
Mouth with the concentric setting of shell pipe；
The upper surface of the inner housing is provided with fastening groove body, and the fastening groove body extends downwardly simultaneously along the side wall of inner housing
It is set through the second shell import；The fastening groove body is arranged above buckling plate, and the buckling plate can pass through fixed setting
Mobile setting is set above and below in the telescopic rod of outer inner walls, and buckling plate is equipped with fastening groove body.
Further, lateral wall opposite with the second shell import on the inner housing is provided with vibration inductive device, institute
The signal receiving end connection for stating the signal sending end and master controller of vibration inductive device is set, the signal hair of the master controller
The connection of the action executing end of sending end and telescopic rod is set.
Further, the shell pipe is transparent material.
Further, the inner housing and buckling plate are steel alloy material.
Further, time set, the signal receiving end and master control of the time set are provided in the master controller
The signal sending end connection of device processed is set.
Advantageous effect：A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed of the utility model, only needs
The transmitting of laser beam emitting device, laser receiver and several plane mirrors to be used with regard to speed of the shell in shell pipe can be measured
Variation, simple in structure, cost-effective, shell retracting device can recycle the shell after testing the speed, and avoid causing security risk, phase
Than other laser velocimeter devices, it can realize and continuously test the speed, operation is more convenient, and security higher.
Description of the drawings
Attached drawing 1 is the main structure diagram of the utility model；
Attached drawing 2 is shell retracting device cross-sectional view；
Attached drawing 3 is the laser path of the utility model and shell path schematic diagram.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.
It is a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed as shown in attached drawing 1 to attached drawing 3, including surveying
Test stand 1, master controller 3, shell launcher 4, shell flow through test the speed frame 5 and shell retracting device, the master controller 3, big gun
It plays emitter 4, shell and flows through and test the speed frame 5 and shell retracting device is fixed at successively on testboard 1, and shell flows through survey
Fast frame 5 is arranged between shell launcher 4 and shell retracting device；Shell retracting device can recycle the big gun after testing the speed
Bullet avoids causing security risk.
The shell flows through and shell pipe 2 is laterally fixedly installed in the frame 5 that tests the speed, and 2 both ends of shell pipe are both turned on shell
The two side walls for flowing through the frame 5 that tests the speed are set, and the shell that shell launcher 4 emits enters shell recycling by shell pipe 2
In device；The shell flows through the upper inner wall for the frame 5 that tests the speed or lower inner wall is provided with laser beam emitting device 6 and laser receiver
8, the shell between the laser beam emitting device 6 and laser receiver 8 flows through the upper inner wall for the frame 5 that tests the speed and lower inner wall is set respectively
It is equipped with several plane mirrors 7, the laser that the laser beam emitting device 6 is sent emits successively by several plane mirrors 7 to be sent to laser and connect
Receiving apparatus 8, and the signal sending end of laser receiver 8 is connected setting with the signal receiving end of master controller 3, utilizes several
The reflection of plane mirror 7, you can it completes laser and repeatedly emits and complete to test the speed, it is simple in structure, it is cost-effective.
The shell retracting device includes outer housing 9 and inner housing 12, and the outer housing 9 is fixed on testboard 1,
Each inner wall of the outer housing 9 is fixedly installed several springs 10, and the inner housing 12 is set by the support of several springs 10
It puts inside outer housing 9, and the outer wall of inner housing 12 and the contact jaw of several springs 10 are fixedly installed, outer housing 9 is used for will
Whole device is fixed on operation console 1, and for inner housing 12 for recycling shell, spring 10 plays cushioning effect.
The big gun end that goes out on the side wall of the outer housing 9 close to shell pipe 2 is provided with the first bombard and snaps into mouth 15, the inner housing
Mouth 15 being snapped into close to the first bombard on 12 side wall and being provided with the second shell import 16, the first bombard snaps into 15 and second shell of mouth
Import 16 with the 2 concentric setting of shell pipe；The first bombard snaps into 15 and second shell import 16 of mouth and shell is facilitated to enter and recycle.
The upper surface of the inner housing 12 be provided with fasten groove body 17, it is described fasten groove body 17 along inner housing 12 side wall to
Under extend across the second shell import 16 and set；The fastening groove body 17 is arranged above buckling plate 14, the buckling plate
14 can set mobile setting above and below by being fixed at the telescopic rod 13 of 9 inner wall of outer housing, and buckling plate 14 is with fastening groove body
17 are equipped with.
The lateral wall opposite with the second shell import 16 is provided with vibration inductive device 11, the shake on the inner housing 12
The signal sending end of dynamic sensing device 11 is connected setting, the signal hair of the master controller 3 with the signal receiving end of master controller 3
Sending end is connected setting with the action executing end of telescopic rod 13, when shell strikes the inner wall of inner housing 12, shakes, vibrations
The signal sending end of sensing device 11 sends signal to master controller 3, after the signal receiving end of master controller 3 receives signal,
The signal sending end of master controller 3 sends signal to the action executing end of telescopic rod 13, and the action executing section of telescopic rod 13 receives
To after signal, telescopic rod 13 promotes rapidly buckling plate 14 to enter and fastens in groove body 17, and buckling plate 14 blocks the second shell import
16, inner housing 12 is made to be in closed state, shell is continuously hit in inner housing 12 until falling.
The same inner wall that several plane mirrors 7 flow through the frame 5 that tests the speed in shell is spaced the distance of S1 and sets, and upper and lower
The line of continuous three plane mirrors 7 is in isosceles right triangle 18；
Ensure the laser sent and horizontal direction in 45 °, the laser beam emitting device 6 flows through the upper of frame 5 of testing the speed with shell
The angle α of inner wall is 45 °, and the distance of the laser beam emitting device 6 and second plane mirror 7 is S1, and laser beam emitting device 6 and
The line of the first two plane mirror 7 is in isosceles right triangle 18；The laser receiver 8 and penultimate plane mirror 7
Distance is S1, and the line of laser receiver 8 and most latter two plane mirror 7 is also in isosceles right triangle 18, isosceles right angle
Triangle 18 facilitates the measurement of length S1, and saves unnecessary trouble, reduces error.
The shell forms shell path 19,19 quilt of shell path along the central axis of shell pipe 2 through shell pipe 2
The laser path 20 that laser beam emitting device 6 emits and reflected through several plane mirrors 7 is cut, formed it is several apart from equal cutting line,
The length of the cutting line is S2, according to the corner relation of isosceles right triangle 18, you can it is the half of S1 to draw S2.
The shell pipe 2 is transparent material, ensures that the laser that laser beam emitting device 6 is sent passes through shell pipe 2 and normally sends out
It penetrates.
The inner housing 12 and buckling plate 14 are steel alloy material, steel alloy high intensity, and high tenacity can keep out shell
Multiple impact.
Time set, the signal receiving end of the time set and the letter of master controller 3 are provided in the master controller 3
The connection of number transmitting terminal is set, and time set is for recording the time.
Laser beam emitting device 6 is first turned on, laser receiver 8 receives the laser reflected by several plane mirrors, swashs
The signal sending end of optical pickup apparatus 8 sends signal to master controller 3, and the signal receiving end of master controller 3 receives laser and connects
After the signal that receiving apparatus 8 is sent, the signal sending end of master controller 3 sends signal to time set, and the signal of time set connects
After receiving end receives the signal that master controller 3 is sent, start timing；Shell launcher 4 is then turned on, shell passes through shell pipe
2, it enters finally into and is recovered in shell retracting device；During shell passes through shell pipe 2, laser beam emitting device has been sheltered from
6 laser sent, cause laser receiver 8 not receive laser, at this point, the signal sending end of laser receiver 8 is to total
Controller 3 sends signal, after the signal receiving end of master controller 3 receives the signal that laser receiver 8 is sent, master controller
3 signal sending end sends signal to time set, and the signal receiving end of time set receives the signal that master controller 3 is sent
Afterwards, a timing is completed；
Timer first time timing is T1, and second of timing is T2, and third time timing is T3, and so on, n-th timing
Time interval for Tn, T2 and T1 is that the time interval of t1, T3 and T2 are that the time interval of t2, T4 and T3 is t3, and so on,
The time interval of Tn and Tn-1 is tn-1；Length S1 is measured, since S2 is the half of S1, you can draw the specific number of length S2
Value；Again with S2 difference divided by time interval t1, t2, t3 ... tn-1, you can draw shell in the corresponding speed of each time interval
Spend v1, v2, v3 ... vn-1.
The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of laser velocimeter equipment for being used to measure high-speed motion shell speed, it is characterised in that：Including testboard (1), always
Controller (3), shell launcher (4), shell flow through the frame that tests the speed (5) and shell retracting device, the master controller (3), big gun
Bullet emitter (4), shell flows through the frame that tests the speed (5) and shell retracting device is fixed at successively on testboard (1), and shell
The frame that tests the speed (5) is flowed through to be arranged between shell launcher (4) and shell retracting device；
The shell flows through and shell pipe (2) is laterally fixedly installed in the frame that tests the speed (5), and shell pipe (2) both ends are both turned on big gun
The two side walls that bullet flows through the frame that tests the speed (5) are set, and the shell of shell launcher (4) transmitting is entered by shell pipe (2)
In shell retracting device；The shell flows through the upper inner wall of the frame that tests the speed (5) or lower inner wall be provided with laser beam emitting device (6) and
Laser receiver (8), the shell between the laser beam emitting device (6) and laser receiver (8) flow through the frame that tests the speed (5)
Upper inner wall and lower inner wall are respectively arranged with several plane mirrors (7), and the laser that the laser beam emitting device (6) sends is by several flat
Face mirror (7) emits successively is sent to laser receiver (8), and the signal sending end of laser receiver (8) and master controller (3)
Signal receiving end connection set.
2. according to claim 1 a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed, feature exists
In：The shell retracting device includes outer housing (9) and inner housing (12), and the outer housing (9) is fixed at testboard (1)
On, each inner wall of the outer housing (9) is fixedly installed several springs (10), and the inner housing (12) passes through several springs
(10) support is arranged on outer housing (9) inside, and the fixation of the contact jaw of the outer wall of inner housing (12) and several springs (10) is set
It puts.
3. according to claim 2 a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed, feature exists
In：The big gun end that goes out on the side wall of the outer housing (9) close to shell pipe (2) is provided with the first bombard and snaps into mouth (15), the inner casing
Mouth (15) being snapped into close to the first bombard on the side wall of body (12) and being provided with the second shell import (16), the first bombard snaps into mouth (15)
With the second shell import (16) with shell pipe (2) concentric setting；
The upper surface of the inner housing (12), which is provided with, fastens groove body (17), the side for fastening groove body (17) along inner housing (12)
Wall extends downward and through the second shell import (16) setting；The fastening groove body (17) is arranged above buckling plate (14),
The buckling plate (14) can set mobile setting above and below by being fixed at the telescopic rod (13) of outer housing (9) inner wall, and detain
Plywood (14) is equipped with fastening groove body (17).
4. according to claim 2 a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed, feature exists
In：The lateral wall opposite with the second shell import (16) is provided with vibration inductive device (11) on the inner housing (12), described
The signal sending end of vibration inductive device (11) is connected setting, the master controller (3) with the signal receiving end of master controller (3)
Signal sending end be connected setting with the action executing end of telescopic rod (13).
5. according to claim 1 a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed, feature exists
In：The shell pipe (2) is transparent material.
6. a kind of laser velocimeter equipment for being used to measure high-speed motion shell speed according to Claims 2 or 3, feature
It is：The inner housing (12) and buckling plate (14) are steel alloy material.
7. according to claim 1 a kind of for measuring the laser velocimeter equipment of high-speed motion shell speed, feature exists
In：Time set, the signal receiving end of the time set and the letter of master controller (3) are provided in the master controller (3)
The connection of number transmitting terminal is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721413212.8U CN207408422U (en) | 2017-10-30 | 2017-10-30 | A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721413212.8U CN207408422U (en) | 2017-10-30 | 2017-10-30 | A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408422U true CN207408422U (en) | 2018-05-25 |
Family
ID=62409068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721413212.8U Expired - Fee Related CN207408422U (en) | 2017-10-30 | 2017-10-30 | A kind of laser velocimeter equipment for being used to measure high-speed motion shell speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207408422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870250A (en) * | 2017-10-30 | 2018-04-03 | 西安工业大学 | A kind of device and its speed-measuring method of laser measurement high-speed motion shell |
-
2017
- 2017-10-30 CN CN201721413212.8U patent/CN207408422U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870250A (en) * | 2017-10-30 | 2018-04-03 | 西安工业大学 | A kind of device and its speed-measuring method of laser measurement high-speed motion shell |
| CN107870250B (en) * | 2017-10-30 | 2023-06-23 | 西安工业大学 | Device for measuring high-speed moving shell by laser and speed measuring method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20201030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |