CN106842139A - A kind of at the uniform velocity sectoring device and method - Google Patents
A kind of at the uniform velocity sectoring device and method Download PDFInfo
- Publication number
- CN106842139A CN106842139A CN201710257175.4A CN201710257175A CN106842139A CN 106842139 A CN106842139 A CN 106842139A CN 201710257175 A CN201710257175 A CN 201710257175A CN 106842139 A CN106842139 A CN 106842139A
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- China
- Prior art keywords
- gears
- gear
- duplicate
- scanner
- accumulator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
Abstract
The invention discloses a kind of at the uniform velocity sectoring device and method, device includes housing, and housing is internally provided with the first duplicate gear, the second duplicate gear, the 3rd duplicate gear;First duplicate gear is made up of a gear and No. two gears;The lower end of a number gear is connected with controlled motor;Second duplicate gear includes No. three gears, accumulator, No. six gears;No. six upper ends of gear are connected by three or six double crosslinking gear shafts with scanner;3rd duplicate gear is made up of No. four gears and No. five gears, and No. four gears are arranged at No. five lower sections of gear;No. four gears, No. three gears are engaged and connected with No. two gears, a gear respectively;No. five gears are engaged with No. six gears and connected;Number gear, No. three gears, No. five gears, No. six gears are partial gear.The present invention can realize the at the uniform velocity sectoring of scanner, have the advantages that uniform sweep speed, device job stability, long service life, simple structure, production cost are relatively low.
Description
Technical field
The present invention relates to a kind of scanning means, more particularly to one kind at the uniform velocity sectoring device and method, belong to detection and set
Standby technical field.
Background technology
Scanning is the basic mode that captured information is detected using various ripples, in medical equipment, radar detector, laser scanning
All have in the technical fields such as instrument and be extremely widely applied.Existing scanning device is broadly divided into mechanical scanning and electric scanning two is big
Class scan mode.Wherein, mechanical scanning is the mode for realizing sweeping inflection by machine driving and rotary scanning head, mainly should
For in multiple surface rotating mirror scanner, galvanometer scanner (galvanometer), microelectromechanical-systems (MEMS), crank and rocker mechanism;And it is electric
Scanning is by way of galvanomagnetic-effect realizes inflection, to be based primarily upon voice coil motor and piezoelectric ceramics, electromagnetic deflection etc..This
In two kinds of scanning devices, the former attainable sweep limits is smaller and is not suitable for realizing high speed uniform speed scanning;The latter is in scanning
Motor is in rotating alternation state all the time, there is the defect that fault rate is high, service life is relatively low.And the battle array of subsequent development
Phase radar is high due to cost, be only limited at present it is military, still cannot popularization and application in civilian sciemtifec and technical sphere.
The content of the invention
In order to solve the weak point existing for above-mentioned technology, the invention provides a kind of at the uniform velocity sectoring device and side
Method.
In order to solve the above technical problems, the technical solution adopted by the present invention is:A kind of at the uniform velocity sectoring device and side
Method, including housing, housing are internally provided with the first duplicate gear, the second duplicate gear, the 3rd duplicate gear;First duplex-gear
Wheel is made up of a gear and No. two gears, and a gear is arranged at No. two lower sections of gear;A number lower end for gear passes through one
Two double crosslinking gear shafts are connected with the controlled motor for being arranged at hull outside;
Second duplicate gear, the 3rd duplicate gear are respectively arranged at the left side of the first duplicate gear, right side;Second duplex-gear
Wheel includes No. three gears, accumulator, No. six gears;No. three gears and No. six gears are fixedly connected by three or six double crosslinking gear shafts,
Accumulator is placed on three or six double crosslinking gear shafts between No. three gears and No. six gears;No. six gears are arranged at No. three gears
Top;No. six upper ends of gear are connected by three or six double crosslinking gear shafts with the scanner for being arranged at hull outside;
3rd duplicate gear is made up of No. four gears and No. five gears, and No. four gears are arranged at No. five lower sections of gear;Four
Number gear, No. three gears are engaged and connected with No. two gears, a gear respectively;No. five gears are engaged with No. six gears and connected;One
Number gear, No. three gears, No. five gears, No. six gears are partial gear.
Accumulator is double moment of torsion cylindrical springs.
The pitch circle of a number gear and No. two gears is identical;The pitch circle of No. three gears and No. four gears is identical;No. five gears and
The pitch circle of No. six gears is identical.
A kind of scan method of at the uniform velocity sectoring device, detailed process is as follows:
Working power is opened, controlled motor starts, and drive a gear and No. two gears to turn clockwise;Now, one
Number gear is meshed with No. three gears, and No. five gears and No. six gears are not engaged;
When a number gear and No. two gears rotate clockwise, No. three gears and No. four gears are to the opposite direction for engaging
That is counterclockwise rotates, and drive No. six coaxial gears of their upper ends to be rotated counterclockwise with No. five gears respectively;
When No. six gear rotation alpha angles, counterclockwise scanning of the scanner in α scopes is realized immediately;Will this moment No. one
The corresponding anglec of rotation of gear is labeled as β;
When a gear continues to rotate clockwise into γ angular ranges under the drive of controlled motor, a gear with
No. three gears are not engaged, and No. five gears and No. six gears are meshed;
With rotating clockwise for gear, No. four gear rotate counterclockwises under No. two engagements of gear, together
When drive No. five gear rotate counterclockwises, and No. six gears is turned clockwise under No. five engagements of gear, realize sweeping
The backhaul clockwise that device is retouched in α scopes is scanned;
When a gear continues to turn clockwise traveling to next β angles, scanner can be driven to be carried out in α scopes again
Scanning, so goes round and begins again counterclockwise, and constantly circulation, realizes the uninterrupted sectoring of scanner;
No. six gears and No. three gears carry out the absorption of energy and release during suitable, inverse coaxial rotating by accumulator
Put, device is effectively buffered, reduce to driving wheel and the elliptical gear of driven pulley;And accumulator is in exergonic mistake
Cheng Zhong, and because a gear and No. five restriction effects of gear cannot be inverted quickly, so as to ensure that the even of scanner
Speed scanning.
The present invention can realize the at the uniform velocity sectoring of scanner, can effectively solve conventional sector scanning means scanning speed
Degree is uneven, the defect such as larger is damaged to electromechanical shock, so as to ensure the job stability and service life of device;Additionally,
The present invention also has the advantages that simple structure, production cost are relatively low, is suitable for large-scale popularization and application, has for consumer
There is high use value.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the engagement schematic diagram of duplicate gear.
Fig. 3 is the operation principle schematic diagram of duplicate gear.
In figure:1st, a gear;2nd, No. two gears;3rd, No. three gears;4th, No. four gears;5th, No. five gears;6th, No. six teeth
Wheel;7th, one or two double crosslinking gear shaft;8th, three or six double crosslinking gear shaft;9th, accumulator;10th, scanner;11st, housing;12nd, controlled motor.
Specific embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 3, the present invention includes housing 11, and housing 11 is internally provided with the first duplicate gear, the second duplex
Gear, the 3rd duplicate gear;First duplicate gear is made up of a gear 1 and No. two gears 2, and a gear 1 is arranged at No. two
The lower section of gear 2;A number lower end for gear 1 is by one or two double crosslinking gear shafts 7 and the controlled motor 12 for being arranged at the outside of housing 11
It is connected, 1, No. two gears 2 of a gear can be rotated in the same direction under the drive of controlled motor 12;
Second duplicate gear, the 3rd duplicate gear are respectively arranged at the left side of the first duplicate gear, right side;Second duplex-gear
Wheel includes No. three gears 3,9, No. six gears 6 of accumulator;No. three gears 3 and No. six gears 6 are fixed by three or six double crosslinking gear shafts 8
Connection, accumulator 9 is placed on three or six double crosslinking gear shafts 8 between No. three gears 3 and No. six gears 6;No. six gears 6 are arranged at
No. three tops of gear 3;No. six upper ends of gear 6 are by three or six double crosslinking gear shafts 8 and the scanner for being arranged at the outside of housing 11
10 are connected;No. six gears 6 can drive scanner 10 to be rotated along three or six double crosslinking gear shafts 8 when rotating, so as to realize to object space
Sectoring;
3rd duplicate gear is made up of No. four gears 4 and No. five gears 5, and No. four gears 4 are arranged under No. five gears 5
Side;4, No. three gears 3 of No. four gears engage with 2, gear 1 of No. two gears connect respectively;No. five gears 5 and No. six gears 6
Engagement connects.
Number 5, No. six gears 6 of gear of gear 3, five of gear 1, three are partial gear, and a gear 1 and three
Engaged when different between number gear 3, between No. five gears 5 and No. six gears 6;If controlled motor 12 drives a up time of gear 1
Pin rotates:When a gear 1 is meshed with No. three gears 3, No. six gears 6 and No. three gears 3 synchronously rotate counterclockwise;When five
When number gear 5 is meshed with No. six gears 6, No. six gears 6 are rotated clockwise;When above two state interval occurs, you can
Three or six the rotating back and forth in certain angle of double crosslinking gear shaft 8 are realized, so as to realize the sectoring of scanner 10.
Accumulator 9 is double moment of torsion cylindrical springs, and its two ends are separately fixed on No. three gears 3 and No. six gears 6, separately
One end is then fixedly installed on housing 11.Accumulator 9 can absorb or release kinetic energy during, backwards rotation suitable in No. six gears 6, effectively
Reduce impact of the gear when turning to, the service life of extension fixture.
A number gear 1 is identical with the pitch circle of No. two gears 2;No. three gears 3 are identical with the pitch circle of No. four gears 4;No. five teeth
Wheel 5 is identical with the pitch circle of No. six gears 6.
A kind of scan method of at the uniform velocity sectoring device, detailed process is as follows:
Working power is opened, controlled motor 12 starts, and drive a gear 1 and No. two gears 2 to turn clockwise;This
When, a gear 1 is meshed with No. three gears 3, and No. five gears 5 and No. six gears 6 are not engaged;
When a number gear 1 and No. two gears 2 rotate clockwise, No. three gears 3 and No. four gears 4 are to the anti-of engagement
Direction is counterclockwise rotates, and drives No. six coaxial gears 6 of their upper ends and No. five gears 5 respectively counterclockwise
Rotation;
When No. six 6 rotation alpha angles of gear, counterclockwise scanning of the scanner 10 in α scopes is realized immediately;Will this moment one
Number corresponding anglec of rotation of gear 1 is labeled as β;
When a gear 1 continues to rotate clockwise into γ angular ranges under the drive of controlled motor 12, a tooth
Wheel 1 is not engaged with No. three gears 3, and No. five gears 5 and No. six gears 6 are meshed;
With rotating clockwise for gear 1, No. four rotate counterclockwises under No. two engagements of gear 2 of gear 4,
No. five rotate counterclockwises of gear 5 are driven simultaneously, and No. six gears 6 is turned clockwise under No. five engagements of gear 5, it is real
Existing scanner 10 is scanned in the backhaul clockwise of α scopes;
When a gear 1 continues to turn clockwise traveling to next β angles, scanner 10 can be driven again in α scopes
Scanned counterclockwise, so gone round and begun again, constantly circulation, is realized the uninterrupted sectoring of scanner 10;
No. six gears 6 and No. three gears 3 during suitable, inverse coaxial rotating, by accumulator 9 carry out energy absorption and
Release, makes device effectively be buffered, and reduces to driving wheel and the elliptical gear of driven pulley;And accumulator 9 discharges in energy
During, and because a gear 1 and No. five restriction effects of gear 5 cannot be inverted quickly, so as to ensure that scanning
The uniform speed scanning of device 10.
Three groups of duplicate gears can also use ratchet, sheave, cam (including electric cam), crank and rocker mechanism etc. in the present invention
Intermittent motion mechanism substitutes, but is difficult to the uniform rotation of output shaft;Accumulator is double moment of torsion cylindrical springs, it is also possible to single
Moment of torsion cylindrical spring, leaf spring, weight, electromagnetic storage device etc. are various can be substituted with the component of accumulation of energy or device, but present invention dress
The structure put is simpler, the more reliable, cost that works is less expensive.
The present invention has the advantage that compared with conventional art:
(1), the transmission mechanism that three groups of duplicate gears are engaged respectively, take full advantage of gear drive at the uniform velocity, steadily, engaging tooth
Rotating backward between wheel and duplicate gear are coaxially same to be turned to the characteristics of with rotating speed, makes the present invention have the fast steady, scanning of biography equal
Even advantage.
(2), using the intermittent movement feature of imperfect gear, with reference to the transmission mechanism that three groups of duplicate gears are engaged respectively,
Realize input shaft (motor) and turn to fixed, the at the uniform velocity uninterrupted rotating campaign of output shaft.
(3), by the use of double-torsional spring as accumulator, the torsion potential energy of system rotating is absorbed and is discharged, effectively reduce
System rotates impact during commutation, makes system motion more steady, and transmission system associated components, motor, scanner are rushed from vibrations
Hit, the service life of extension fixture.
Above-mentioned implementation method is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
Change, remodeling, addition or replacement that the technical staff in domain is made in the range of technical scheme, also belong to this hair
Bright protection domain.
Claims (4)
1. one kind at the uniform velocity sectoring device, including housing (11), it is characterised in that:The housing (11) is internally provided with
One duplicate gear, the second duplicate gear, the 3rd duplicate gear;First duplicate gear is by a gear (1) and No. two gears
(2) constitute, a gear (1) is arranged at No. two lower sections of gear (2);A number lower end for gear (1) passes through one or two duplicate gears
Axle (7) is connected with the controlled motor (12) being arranged on the outside of housing (11);
Second duplicate gear, the 3rd duplicate gear are respectively arranged at the left side of the first duplicate gear, right side;Second duplex-gear
Wheel includes No. three gears (3), accumulator (9), No. six gears (6);No. three gears (3) and No. six gears (6) are by three or six
Double crosslinking gear shaft (8) is fixedly connected, and accumulator (9) is placed on three or six duplex-gears between No. three gears (3) and No. six gears (6)
On wheel shaft (8);No. six gears (6) are arranged at No. three tops of gear (3);No. six upper ends of gear (6) pass through three or six pairs
Connection gear shaft (8) is connected with the scanner (10) being arranged on the outside of housing (11);
3rd duplicate gear is made up of No. four gears (4) and No. five gears (5), and No. four gears (4) are arranged at No. five gears
(5) lower section;No. four gears (4), No. three gears (3) are engaged and are connected with No. two gears (2), a gear (1) respectively;Institute
State No. five gears (5) and engaged with No. six gears (6) and connect;A number gear (1), No. three gears (3), No. five gears (5), six
Number gear (6) is partial gear.
2. at the uniform velocity sectoring device according to claim 1, it is characterised in that:The accumulator (9) is justified for double moments of torsion
Column type spring.
3. at the uniform velocity sectoring device according to claim 1, it is characterised in that:A number gear (1) and No. two teeth
The pitch circle for taking turns (2) is identical;No. three gears (3) are identical with the pitch circle of No. four gears (4);No. five gears (5) and No. six
The pitch circle of gear (6) is identical.
4. a kind of scan method of at the uniform velocity sectoring device, it is characterised in that:The detailed process of methods described is as follows:
Working power is opened, controlled motor (12) starts, and drive a gear (1) and No. two gears (2) to turn clockwise;This
When, a gear (1) is meshed with No. three gears (3), and No. five gears (5) and No. six gears (6) are not engaged;
When a number gear (1) and No. two gears (2) rotate clockwise, No. three gears (3) and No. four gears (4) are to engagement
Opposite direction be counterclockwise rotates, and drive No. six coaxial gears (6) of their upper ends with No. five gears (5) to inverse respectively
Clockwise rotates;
When No. six gear (6) rotation alpha angles, counterclockwise scanning of the scanner (10) in α scopes is realized immediately;Will this moment one
Number corresponding anglec of rotation of gear (1) is labeled as β;
When a gear (1) continues to rotate clockwise into γ angular ranges under the drive of controlled motor (12), a tooth
Wheel (1) is not engaged with No. three gears (3), and No. five gears (5) and No. six gears (6) are meshed;
With rotating clockwise for No. a gear (1), No. four gears (4) are revolved counterclockwise under No. two engagements of gear (2)
Turn, while driving No. five gear (5) rotate counterclockwises, and make No. six gears (6) up time under No. five engagements of gear (5)
Pin rotates, and realizes that scanner (10) is scanned in the backhaul clockwise of α scopes;
When a gear (1) continues to turn clockwise traveling to next β angles, scanner (10) can be driven again in α scopes
Scanned counterclockwise, so gone round and begun again, constantly circulation, is realized the uninterrupted sectoring of scanner (10);
No. six gears (6) and No. three gears (3) carry out the absorption of energy by accumulator (9) during suitable, inverse coaxial rotating
And release, device is effectively buffered, reduce to driving wheel and the elliptical gear of driven pulley;And accumulator (9) is in energy
During release, and because the restriction effect of a gear (1) and No. five gears (5) cannot be inverted quickly, so as to protect
The uniform speed scanning of scanner (10) is demonstrate,proved.
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CN201710257175.4A CN106842139B (en) | 2017-04-19 | 2017-04-19 | Uniform speed sector scanning device and method |
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CN201710257175.4A CN106842139B (en) | 2017-04-19 | 2017-04-19 | Uniform speed sector scanning device and method |
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CN106842139A true CN106842139A (en) | 2017-06-13 |
CN106842139B CN106842139B (en) | 2023-07-07 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115144818A (en) * | 2022-09-01 | 2022-10-04 | 国网山东省电力公司枣庄供电公司 | Distance measuring device and distance measuring method based on radio wave wavelength |
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CN110645330A (en) * | 2019-09-30 | 2020-01-03 | 四川大学 | Duplex incomplete gear precise space gear transmission device |
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2017
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CN88200481U (en) * | 1988-01-13 | 1988-12-14 | 建德县新兴仪器厂 | Automatic air pumping device for bicycle |
WO2005111375A1 (en) * | 2004-05-18 | 2005-11-24 | Yuan Cheng | Non-crank type reciprocal and rotary motion converter and engine with the same and compressor with the same |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115144818A (en) * | 2022-09-01 | 2022-10-04 | 国网山东省电力公司枣庄供电公司 | Distance measuring device and distance measuring method based on radio wave wavelength |
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