CN205336644U - A rotating shutter device for stopping backward flow metal particles - Google Patents
A rotating shutter device for stopping backward flow metal particles Download PDFInfo
- Publication number
- CN205336644U CN205336644U CN201620098829.4U CN201620098829U CN205336644U CN 205336644 U CN205336644 U CN 205336644U CN 201620098829 U CN201620098829 U CN 201620098829U CN 205336644 U CN205336644 U CN 205336644U
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- China
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- output shaft
- expreess locomotive
- electric expreess
- shutter device
- speed electric
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Abstract
The utility model discloses a rotating shutter device for stopping backward flow metal particles, including a high speed motor, high speed motor drive two coaxial settings and rotation in the opposite direction's vortex sheet, all be provided with a line clearing hole on every vortex sheet. The utility model discloses a high speed motor is as the power original paper, it revolves to opposite vortex sheet coaxial rotation to drive two, set up a line clearing hole on every vortex sheet, place this vortex sheet in accelerator beam transport pipeline, adjust its rotational speed, make the duration of electronic pulse, two revolve to the coincidence of the line clearing hole on the opposite vortex sheet, electron beam at this moment is the hole through overlapping completely just, in the intermittent type phase of pulse, two revolve to the line clearing hole on the opposite vortex sheet at different positions, the backward flow metal particles who returns the motion blocks, just can block the metal particles that flows back, avoid its to be used in inside the accelerating cavity, cause the damage to the accelerating cavity.
Description
Technical field
This utility model relates to multiple-pulse accelerating field generation technology, is specifically related to a kind of rotating shutter device for stopping reflow metal granule。
Background technology
The basic component units that constituent element is linear induction accelerator is accelerated in the sensing being made up of induction cavity and corresponding pulses power system, magnetic core in high pressure-burst pulse excitation Accelerating cavity produced by pulse power system, on accelerating gap, sensing produces impulse electric field and realizes the acceleration to strong current electron beam。The high voltage pulse of feed-in accelerating cavity generally need to reach more than 200kV, restriction due to switching capability, pulse-forming line can only be utilized at present to produce, after forming line electric discharge, need longer switch insulation recovery time and charging interval, therefore can only operate in extremely low repetition rate or single runs。In traditional pulse linear induction accelerator, pulse power system based on Blumlein pulse-forming line can provide reset pulse for accelerating cavity when Blumlein line charges, excitation pulse is then provided when Blumlein line discharges, we term it " the automatically reseting " of accelerating cavity。
Linear induction accelerator produces high current, high-power pulsed electron beam interacts with bremsstrahlung target, and the X-ray producing strong dosage is tested for spark photograph；Simultaneously because the energy deposition that electron beam is in bremsstrahlung target; cause target temperature sharply to raise and expand rapidly and disperse; the target metallic particles disperse, refluxed can enter in the acceleration constituent element of accelerator upstream, causes degradation under cavity voltage endurance capability, thus reducing accelerator performance。
Utility model content
This utility model purpose is in that to provide a kind of rotating shutter device for stopping reflow metal granule; solve that current linear induction accelerator in use disperses, the target metallic particles that refluxes can enter in the acceleration constituent element of accelerator upstream; cause the problem that cavity voltage endurance capability declines; reach the metallic particles utilizing blade to stop backflow completely; avoid the pollution to accelerator upstream, it is ensured that the purpose of accelerator performance。
This utility model is achieved through the following technical solutions:
A kind of rotating shutter device for stopping reflow metal granule, including a high-speed electric expreess locomotive, the blade that described high-speed electric expreess locomotive drives two to be coaxially disposed and rotation direction is contrary, each blade is provided with a line and passes through hole。In the actually used process of accelerating cavity, the internal structure of accelerating cavity is studied by applicant, find proportional relation between service life and the access times of accelerating cavity, after access times reach certain quantity, its life-span has just reached the limit, therefore, the accelerating cavity life-span of the prior art all calculates with number of times, find by studying: after every task, capital has reflow metal granule to act on accelerating cavity, thus reducing its service life, in order to solve this problem, on newfound basis, this utility model passes through a high-speed electric expreess locomotive as power original paper, drive two oppositely oriented blade coaxial rotation, each blade arranges a line and passes through hole, this blade is placed in accelerator beam transfer pipeline, adjust its rotating speed, the duration of making to work as electronic impulse, line on two oppositely oriented blades is overlapped by hole, electron beam now is just by overlapping hole, intermission in pulse, line on two oppositely oriented blades is in diverse location by hole, the reflow metal granule that motion is returned is blocked, so, just reflow metal granule can be stopped, it is avoided to act on inside accelerating cavity, cause the damage to accelerating cavity。
Being set with the outer support cylinder coaxial with output shaft on the output shaft of described high-speed electric expreess locomotive, two blades are separately mounted on output shaft and outer support cylinder。Specifically, two oppositely oriented blades are all mounted on the output shaft of high-speed electric expreess locomotive, by rotating backward with the outer support cylinder of the output shaft coaxial package of high-speed electric expreess locomotive and the output shaft of high-speed electric expreess locomotive, thus driving two blades to rotate backward。
The output shaft of described high-speed electric expreess locomotive is through a reduction box, and intermeshing fixed gear and moving gear in reduction box, wherein fixed gear is fixed on output shaft, and moving gear is fixed on outer support cylinder。Driving outer support cylinder by meshed gears, the output speed of reduction box can regulate, thus selecting the output speed of suitable high-speed electric expreess locomotive rotating speed and gear-box。
Also include a shell being connected with reduction box, be connected each through bearing between the output shaft of high-speed electric expreess locomotive with outer support cylinder and between outer support cylinder and shell。Shell is as the external member of whole device, for rack-mount, it is simple to position, also serves as the fixing point of bearing, reduces the friction between outer support cylinder, output shaft。
Also include a motor driver being connected with high-speed electric expreess locomotive, motor driver is provided with client-side interface。By arranging a client-side interface, it is possible to be easy to the control parameter that input is different, for controlling the rotating speed of high-speed electric expreess locomotive, for different testings of materials, substantially increase its practicality。
This utility model compared with prior art, has such advantages as and beneficial effect:
1, a kind of rotating shutter device for stopping reflow metal granule of this utility model, by a high-speed electric expreess locomotive as dynamical element, drive two oppositely oriented blade coaxial rotation, each blade arranges a line and passes through hole, this blade is placed in accelerator beam transfer pipeline, adjust its rotating speed, the duration of making to work as electronic impulse, line on two oppositely oriented blades is overlapped by hole, electron beam now is just by overlapping hole, intermission in pulse, line on two oppositely oriented blades is in diverse location by hole, the reflow metal granule that motion is returned is blocked, so, just reflow metal granule can be stopped, it is avoided to act on inside accelerating cavity, cause the damage to accelerating cavity；
2, a kind of rotating shutter device for stopping reflow metal granule of this utility model, two oppositely oriented blades are all mounted on the output shaft of high-speed electric expreess locomotive, by rotating backward with the outer support cylinder of the output shaft coaxial package of high-speed electric expreess locomotive and the output shaft of high-speed electric expreess locomotive, thus driving two blades to rotate backward；
3, a kind of rotating shutter device for stopping reflow metal granule of this utility model, it is possible to effectively stop reflow metal granule；The rotating speed of single blade is low, and whole system stability and safety are greatly improved；Motor rotation speed reduces, and its service life is extended, and blade, through static balance design and calculating, is substantially reduced uneven impact during its operating。
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by this utility model embodiment, constitutes the part of the application, is not intended that the restriction to this utility model embodiment。In the accompanying drawings:
Fig. 1 is structural representation of the present utility model。
The parts title of labelling and correspondence in accompanying drawing:
1-line passes through hole, 2-blade, 4-output shaft, 5-reduction box, 6-moving gear, 7-fixed gear, 8-high-speed electric expreess locomotive, 9-motor driver, 10-client-side interface, 11-support, 12-outer support cylinder, 13-shell, 14-bearing。
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only used for explaining this utility model, are not intended as restriction of the present utility model。
Embodiment
As shown in Figure 1, a kind of rotating shutter device for stopping reflow metal granule of this utility model, including a support 11, support 11 is installed with the shell 13 of a tubular, an outer support cylinder 12 it is set with in shell 13, it is connected by bearing 14 between outer support cylinder 12 with shell 13, relative rotation can be realized, one high-speed electric expreess locomotive 8 is installed in one end of shell 13, in the present embodiment, the diameter 100mm of high-speed electric expreess locomotive, longitudinal diameter is 150mm, maximum speed 6000rpm, the output shaft 4 of high-speed electric expreess locomotive 8 is coaxial with shell 13, and bearing 14 is installed between output shaft 4 and outer support cylinder 12, setting by bearing 14, can so that outer support cylinder 12, can produce relative rotation between output shaft 4, it is independent of each other, output shaft 4 one reduction box 5 of traverse of high-speed electric expreess locomotive 8, intermeshing fixed gear 7 and moving gear 6 in reduction box 5, wherein fixed gear 7 is fixed on output shaft 4, moving gear 6 is fixed on outer support cylinder 12, the speed reducing ratio of reduction box 5 is 0.99999, namely output shaft 4 rotational angular velocity of high-speed electric expreess locomotive 8 and the rotational angular velocity of outer support cylinder 12 are basically identical, error is 100,000/, on output shaft 4, and outer support cylinder 12 is provided with a blade 2, the diameter of blade 2 is 200mm, line on blade is diameter 40mm by hole, blade 2 is made up of polyester fiber, high-speed electric expreess locomotive 8 is connected to motor driver 9, motor driver 9 is provided with client-side interface 10。During use, by high-speed electric expreess locomotive 8 rotational parameters that client-side interface 10 input needs, driven by motor driver 9 and high-speed electric expreess locomotive 8 rotates, the output shaft 4 of high-speed electric expreess locomotive 8 drives a blade 2 to rotate according to specific direction, drive outer support cylinder 12 to rotate by the fixed gear 7 in reduction box 5 and moving gear 6 simultaneously, now the rotation direction of two blades is contrary, device of the present utility model is placed before bremsstrahlung target, on blade 2, diameter is that the line of 40mm size is by hole 1, just can by the circular hole of blade duration of making beam pulse, electron beam moves with dipped beam speed, and the speed of reflow metal granule is 2 ~ 5mm/, reflow metal granule moves to the solid area of blade effectively to be stopped；Two blade 2 movement velocitys adopted are identical, in opposite direction, the relative rotation speed difference of two blades 2 is 2 times of single blade rotating speed, therefore can being substantially reduced the rotating speed of single blade time for realizing some specific blade rotation speed requirements, the decline of single blade rotating speed can improve the safety when stability of rotating shutter system rotates with blade and be substantially reduced the wind that blade tapping causes and make an uproar and the impact such as imbalance。Utilize the speed difference in strong current electron beam and reflow metal target granule magnitude between the two, can make as sieve when the line of bispin sheet rotated is completely superposed by hole electron beam by and reflow metal granule is blocked。
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only detailed description of the invention of the present utility model; it is not used to limit protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model。
Claims (5)
1. the rotating shutter device being used for stopping reflow metal granule, including a high-speed electric expreess locomotive (8), it is characterized in that: the blade (2) that described high-speed electric expreess locomotive (8) drives two to be coaxially disposed and rotation direction is contrary, each blade (2) is provided with a line by hole (1)。
2. a kind of rotating shutter device for stopping reflow metal granule according to claim 1, it is characterized in that: be set with the outer support cylinder (12) coaxial with output shaft (4) on the output shaft (4) of described high-speed electric expreess locomotive (8), two blades (2) are separately mounted on output shaft (4) and outer support cylinder (12)。
3. a kind of rotating shutter device for stopping reflow metal granule according to claim 2, it is characterized in that: output shaft (4) one reduction box (5) of traverse of described high-speed electric expreess locomotive (8), intermeshing fixed gear (7) and moving gear (6) in reduction box (5), wherein fixed gear (7) is fixed on output shaft (4), and moving gear (6) is fixed on outer support cylinder (12)。
4. a kind of rotating shutter device for stopping reflow metal granule according to claim 3, it is characterized in that: also include a shell (13) being connected with reduction box (5), be connected each through bearing (14) between the output shaft (4) of high-speed electric expreess locomotive (8) and outer support cylinder (12) and between outer support cylinder (12) with shell (13)。
5. a kind of rotating shutter device for stopping reflow metal granule as claimed in any of claims 1 to 4, it is characterized in that: also include a motor driver (9) being connected with high-speed electric expreess locomotive (8), motor driver (9) is provided with client-side interface (10)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098829.4U CN205336644U (en) | 2016-02-01 | 2016-02-01 | A rotating shutter device for stopping backward flow metal particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098829.4U CN205336644U (en) | 2016-02-01 | 2016-02-01 | A rotating shutter device for stopping backward flow metal particles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205336644U true CN205336644U (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620098829.4U Expired - Fee Related CN205336644U (en) | 2016-02-01 | 2016-02-01 | A rotating shutter device for stopping backward flow metal particles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205336644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472859A (en) * | 2016-02-01 | 2016-04-06 | 中国工程物理研究院流体物理研究所 | Rotating shutter device for blocking backflow metal particles |
-
2016
- 2016-02-01 CN CN201620098829.4U patent/CN205336644U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472859A (en) * | 2016-02-01 | 2016-04-06 | 中国工程物理研究院流体物理研究所 | Rotating shutter device for blocking backflow metal particles |
| CN105472859B (en) * | 2016-02-01 | 2017-08-25 | 中国工程物理研究院流体物理研究所 | A kind of rotating shutter device for being used to stop reflow metal particle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20210201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |