CN110677002B - Rotary actuator applying electronic reversing - Google Patents
Rotary actuator applying electronic reversing Download PDFInfo
- Publication number
- CN110677002B CN110677002B CN201910937761.2A CN201910937761A CN110677002B CN 110677002 B CN110677002 B CN 110677002B CN 201910937761 A CN201910937761 A CN 201910937761A CN 110677002 B CN110677002 B CN 110677002B
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- China
- Prior art keywords
- circular cavity
- end cover
- worm
- shell
- rotary actuator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/0094—Structural association with other electrical or electronic devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
- H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
Abstract
The invention discloses a rotary actuator applying electronic commutation, which comprises a filter assembly, a shell, a left switch assembly, a right switch assembly, an electronic commutation module, a permanent magnet direct current motor, an overload protector, a worm gear, a planetary gear reducer, an output shaft, a first bearing, a second bearing, a bushing, a third bearing, a left end cover and a right end cover.
Description
Technical Field
The invention relates to the technical field of electronic device control, in particular to a rotary actuator applying electronic reversing.
Background
At present, a rotary actuator for switching rotary actuation of an actuating mechanism belongs to a transmission device in an aircraft starting system, and is used for rotary transmission of important components of an aircraft, such as a lifting wing, a rudder, an undercarriage and the like, so that high requirements are required on the safety of the aircraft rotary actuator, however, the currently used rotary actuator has high failure rate and low reliability.
Disclosure of Invention
The purpose of the invention is as follows: the rotary actuator applying electronic reversing can reduce the failure rate of the rotary actuator and improve the working efficiency.
The technical scheme of the invention is as follows:
a rotary actuator applying electronic reversing comprises a filter assembly, a shell, a left switch assembly, a right switch assembly, an electronic reversing module, a permanent magnet direct current motor, an overload protector, a worm gear, a planetary gear reducer, an output shaft, a first bearing, a second bearing, a bushing, a third bearing, a left end cover and a right end cover, wherein the filter assembly, the left switch assembly, the right switch assembly, the electronic reversing module and the permanent magnet direct current motor are sequentially connected to form an electricity utilization loop, the filter assembly is arranged on the right side of the top of the shell, the shell is internally divided into a left circular cavity and a right circular cavity, the left end cover and the right end cover are respectively arranged on the outer sides of the left circular cavity and the right circular cavity, the left switch assembly and the right switch assembly are symmetrically arranged on the right side of the right circular cavity, the electronic reversing module is arranged on the left side of the right circular cavity, the permanent magnet, the worm and gear comprise a worm, a worm wheel and a gear, the worm is arranged outside the right circular cavity, one end of the worm penetrates through a stepped through hole in the shell and is fixed with a second bearing arranged in the shell, the other end of the worm is connected with a first bearing and an overload protector, the worm wheel and the gear are arranged inside the right circular cavity, the worm is connected with the worm wheel, the worm wheel and the gear are connected to form a duplicate gear structure, a planetary gear reducer is arranged inside the right circular cavity, the planetary gear reducer comprises a planetary gear and a planet carrier, the planetary gear is fixed on the planet carrier, a square boss is arranged on the planet carrier, one end of an output shaft sequentially and horizontally penetrates through a circular through hole in the right end cover, a third bearing in the right circular cavity, a bushing in the left circular cavity and a through hole in the left end cover from right to left, the output, The planetary gear comprises a stepped shaft and a flat shaft, wherein the flat shaft is connected with the stepped shaft, the stepped shaft is connected with a cylindrical shaft, a shifting fork plate is fixed on the outer side of the stepped shaft, a rectangular notch is formed in the middle of the shifting fork plate, a square boss on a planetary carrier is clamped in the rectangular notch on the shifting fork plate, motion and power are transmitted to an output shaft, and when the output shaft penetrates through a left circular cavity, the flat shaft at the end part of the output shaft is in compression connection with a cam arranged in the left circular cavity.
The filter assembly is arranged on a threaded hole in the right side of the top of the shell through four fifth screws.
The right side of the right circular cavity is respectively provided with two symmetrical groups of threaded holes, the left switch component is fixed in the threaded holes through two first screws, and the right switch component is fixed in the threaded holes through two screws.
And two symmetrical groups of threaded holes are respectively formed in the left side of the right circular cavity, and the electronic reversing module is fixed in the threaded holes through two second screws.
The permanent magnet direct current motor is arranged on a threaded hole in the left side of the top of the shell through four sixth screws.
The middle of the planet carrier is provided with a through hole.
The right end cover is provided with an annular cavity with an internal gear on the left side, a round table on the right side, four threaded through holes uniformly distributed along the circumference on the outer end face of the round table, a boss on the inner circumference of the inner end face of the round table, and the right end cover is fixed with four threaded holes on the right end face of the shell through four third screws.
The circumference lug of left end cover on four through-holes that distribute, at the through-hole of left end cover central part, the left end cover is fixed with four screw holes on the casing left end face through four fourth screws.
The invention has the beneficial effects that: the rotary actuator applying electronic reversing can reduce the failure rate of the rotary actuator and improve the working efficiency.
Drawings
FIG. 1 is a left side view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a schematic view of the right circular cavity in the inner part of the housing;
FIG. 5 is a schematic view of two circular cavities on the left and right inside the housing;
FIG. 6 is a schematic view of a left end cap;
FIG. 7 is a schematic view of a right end cap;
FIG. 8 is a side view of the left end cap;
FIG. 9 is a side view of the output shaft;
FIG. 10 is a front view of the output shaft;
the labels in the figure are: 1. a filter assembly, 2, a housing, 3, a left switch assembly, 4, a right switch assembly, 5, an electronic commutation module, 6, a permanent magnet dc motor, 7, an overload protector, 8, a worm gear, 9, a planetary gear reducer, 10, an output shaft, 11, a fifth screw, 12, a first screw, 13, a second screw, 14, a sixth screw, 15, a right end cap, 16, a left end cap, 17, a first bearing, 18, a second bearing, 19, a bushing, 20, a third bearing, 21, a wire, 22, a nut, 23, a cam, 24, a third screw, 25, a fourth screw, 8a, a worm, 8b, a worm wheel, 8c gear, 9a, a planetary gear, 9b, a planet carrier, 9c, a square boss, 2a, a threaded hole, 2k, a stepped through hole, 12a, a through hole, 11a, a threaded through hole, 11b, a round table, 11c, a circular through hole, 11d, a boss, 11e, an annular cavity, 11f, an outer end face of a circular truncated cone, 11g, an inner end face of the circular truncated cone, 10a, a shifting fork plate, 10b, a rectangular notch, 10c, a cylindrical shaft, 10d, a stepped shaft, 10e and a flat shaft.
Detailed Description
The invention is further described with reference to the accompanying drawings, and an electronically commutated rotary actuator comprises a filter assembly 1, a housing 2, a left switch assembly 3, a right switch assembly 4, an electronically commutated module 5, a permanent magnet direct current motor 6, an overload protector 7, a worm gear 8, a planetary gear reducer 9, an output shaft 10, a first bearing 17, a second bearing 18, a bushing 19, a third bearing 20, a left end cover 16 and a right end cover 15, wherein the filter assembly 1, the left switch assembly 3, the right switch assembly 4, the electronically commutated module 5 and the permanent magnet direct current motor 6 are sequentially connected to form an electric circuit, the filter assembly 1 is arranged on the right side of the top of the housing 2, the housing 2 is internally divided into a left circular cavity and a right circular cavity, the left end cover 16 and the right end cover 15 are respectively arranged on the outer sides of the left circular cavity and the right circular cavity, the left switch assembly 3 and the right switch assembly 4 are symmetrically arranged on the right side of, the electronic reversing module 5 is arranged on the left side of the right circular cavity, the permanent magnet direct current motor 6 is arranged on the left side of the top of the shell 2, the worm and gear 8 comprises a worm 8a, a worm wheel 8b and a gear 8c, the worm 8a is arranged on the outer side of the right circular cavity, one end of the worm 8a penetrates through a step through hole 2k on the shell 2 and is fixed with a second bearing 18 arranged in the shell 2, the other end of the worm 8a is connected with a first bearing 17 and an overload protector 7, the worm wheel 8b and the gear 8c are arranged in the right circular cavity, the worm 8a is connected with the worm wheel 8b, the worm wheel 8b is connected with the gear 8c to form a double gear structure, the planetary gear reducer 9 is arranged in the right circular cavity, the planetary gear reducer 9 comprises a planetary gear 9a and a planetary carrier 9b, the planetary gear 9a is fixed on the planetary carrier 9b, one end of the output shaft 10 horizontally penetrates through the circular through hole 11c on the right end cover 15, the third bearing 20 in the right circular cavity, the bushing 19 in the left circular cavity and the through hole 12a on the left end cover from right to left in sequence, the output shaft 10 comprises a shifting fork plate 10a, a cylindrical shaft 10c, a stepped shaft 10d and a flat shaft 10e, the flat shaft 10e is connected with a stepped shaft 10d, the stepped shaft 10d is connected with a cylindrical shaft 10c, the shifting fork plate 10a is fixed at the outer side of the stepped shaft 10d, a rectangular notch 10b is arranged in the middle of the shifting fork plate 10a, the square boss 9c on the planet carrier 9b is clamped in the rectangular notch 10b on the shifting fork plate 10a to transmit the motion and the power to the output shaft 10, when the output shaft 10 passes through the left circular cavity, the flat shaft 10e at the end part is in compression connection with the cam 23 arranged in the left circular cavity.
The filter assembly 1 is arranged on the threaded hole 2a on the right side of the top of the shell 2 through four fifth screws 11.
Two symmetrical groups of threaded holes 2a are formed in the right side of the right circular cavity respectively, the left switch component 3 is fixed in the threaded holes 2a through two first screws 12, and the right switch component 4 is fixed in the threaded holes 2a through two first screws 12.
Two groups of symmetrical threaded holes 2a are respectively formed in the left side of the right circular cavity, and the electronic reversing module 5 is fixed in the threaded holes 2a through two second screws 13.
The permanent magnet direct current motor 6 is arranged on the threaded hole 2a on the left side of the top of the shell 2 through four sixth screws 14.
The middle of the planet carrier 9b is provided with a through hole.
The left side of the right end cover 15 is provided with an annular cavity with an internal gear, the right side of the right end cover is provided with a circular truncated cone 11b, the outer end face of the circular truncated cone 11b is provided with four threaded through holes 11a which are uniformly distributed along the circumference, the circumference of the inner end face of the circular truncated cone 11b is provided with a boss 11d, and the right end cover 15 is fixed with four threaded holes 2a on the right end face of the shell 2 through four third screws 24. The four through holes 12a distributed on the circumferential lug of the left end cover 15 are a through hole 12a in the center of the left end cover 16, and the left end cover 15 is fixed with the four threaded holes 2a on the left end surface of the shell 2 through four fourth screws 25.
The working principle of the invention is as follows: the rotary actuator is connected with a power supply, the current passes through the left switch component 3 or the right switch component 4 and is switched by the electronic reversing module 5, and the positive end and the negative end of the permanent magnet direct current motor 6 are switched and connected, so that the positive and negative rotation output of the permanent magnet direct current motor 6 is realized.
The permanent magnet direct current motor 6 is electrified to work to drive the worm 8a to rotate, the motion and the power are transmitted to the planetary gear reducer 9 through the worm wheel 8b and the gear 8c, the square boss 9d on the surface of the planet carrier 9b is clamped in the rectangular notch 10b on the shifting fork plate 10a of the output shaft 10, and the motion and the power are transmitted to the output shaft 10; the left flat shaft 10e on the output shaft 10 is tightly pressed and connected with the cam 23, the cam 23 is used for pressing the left switch component 3 or the right switch component 4, the electric circuit is disconnected, and the permanent magnet direct current motor 6 stops working.
The rotary actuator applying electronic reversing can reduce the failure rate of the rotary actuator and improve the working efficiency.
Claims (7)
1. A rotary actuator employing electronic commutation, comprising: the filter comprises a filter component (1), a shell (2), a left switch component (3), a right switch component (4), an electronic reversing module (5), a permanent magnet direct current motor (6), an overload protector (7), a worm gear (8), a planetary gear reducer (9), an output shaft (10), a first bearing (17), a second bearing (18), a bushing (19), a third bearing (20), a left end cover (16) and a right end cover (15), wherein the filter component (1), the left switch component (3), the right switch component (4), the electronic reversing module (5) and the permanent magnet direct current motor (6) are sequentially connected to form an electricity utilization loop, the filter component (1) is arranged on the right side of the top of the shell (2), the shell (2) is internally divided into a left circular cavity and a right circular cavity, the left end cover (16) and the right end cover (15) are respectively arranged on the outer sides of the left circular cavity and the right circular cavity, the left switch component (3) and the right switch component (4) are symmetrically arranged on the right side of the right circular cavity, the electronic reversing module (5) is arranged on the left side of the right circular cavity, the permanent magnet direct current motor (6) is arranged on the left side of the top of the shell (2), the worm and gear (8) comprises a worm (8a), a worm wheel (8b) and a gear (8c), the worm (8a) is arranged on the outer side of the right circular cavity, one end of the worm (8a) penetrates through a stepped through hole (2k) in the shell (2) to be fixed with a second bearing (18) arranged in the shell (2), the other end of the worm (8a) is connected with a first bearing (17) and an overload protector (7), the worm wheel (8b) and the gear (8c) are arranged in the right circular cavity, the worm (8a) is connected with the worm wheel (8b), and the worm wheel (8b) is connected with the gear (, the planetary gear reducer (9) is arranged inside the right circular cavity, the planetary gear reducer (9) comprises a planetary gear (9a) and a planet carrier (9b), the planetary gear (9a) is fixed on the planet carrier (9b), a square boss (9c) is arranged on the planet carrier (9b), one end of an output shaft (10) sequentially and horizontally penetrates through a circular through hole (11c) on a right end cover (15), a third bearing (20) in the right circular cavity, a bushing (19) in the left circular cavity and a through hole (12a) on a left end cover (16) from right to left, the output shaft (10) comprises a shifting fork plate (10a), a cylindrical shaft (10c), a stepped shaft (10d) and a flat shaft (10e), the flat shaft (10e) is connected with the stepped shaft (10d), and the stepped shaft (10d) is connected with the cylindrical shaft (10c), the shifting fork plate (10a) is fixed on the outer side of the stepped shaft (10d), a rectangular notch (10b) is arranged in the middle of the shifting fork plate (10a), a square boss (9c) on the planet carrier (9b) is clamped in the rectangular notch (10b) on the shifting fork plate (10a), the motion and the power are transmitted to an output shaft (10), when the output shaft (10) passes through the left round cavity, a flat shaft (10e) at the end part is tightly connected with a cam (23) arranged in the left circular cavity, the right end cover (15) left side be one have annular cavity (11e) of internal gear, the right side be one round platform (11b), have four along the screw through-hole (11a) of circumference equipartition on the outer terminal surface of round platform (11f), have a boss (11d) on round platform inner end surface (11g) circumference, right end cover (15) are fixed through four screw holes (2a) on four third screw (24) and casing (2) right-hand member face.
2. The rotary actuator using electronic commutation according to claim 1, wherein: the filter assembly (1) is arranged on a threaded hole (2a) on the right side of the top of the shell (2) through four fifth screws.
3. The rotary actuator using electronic commutation according to claim 1, wherein: two symmetrical groups of threaded holes (2a) are formed in the right side of the right circular cavity respectively, the left switch component (3) is fixed in the threaded holes (2a) through two first screws (12), and the right switch component (4) is fixed in the threaded holes (2a) through the two first screws (12).
4. The rotary actuator using electronic commutation according to claim 1, wherein: two groups of symmetrical threaded holes (2a) are formed in the left side of the right circular cavity respectively, and the electronic reversing module (5) is fixed in the threaded holes (2a) through two second screws (13).
5. The rotary actuator using electronic commutation according to claim 1, wherein: the permanent magnet direct current motor (6) is arranged on a threaded hole (2a) on the left side of the top of the shell (2) through four sixth screws (14).
6. The rotary actuator using electronic commutation according to claim 1, wherein: the middle of the planet carrier (9b) is provided with a through hole.
7. The rotary actuator using electronic commutation according to claim 1, wherein: the four through holes (12a) distributed on the circumferential lug of the left end cover (16) are respectively a through hole (12a) in the center of the left end cover (16), and the left end cover (16) is fixed with the four threaded holes (2a) on the left end surface of the shell (2) through four fourth screws (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910937761.2A CN110677002B (en) | 2019-09-29 | 2019-09-29 | Rotary actuator applying electronic reversing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910937761.2A CN110677002B (en) | 2019-09-29 | 2019-09-29 | Rotary actuator applying electronic reversing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110677002A CN110677002A (en) | 2020-01-10 |
| CN110677002B true CN110677002B (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910937761.2A Active CN110677002B (en) | 2019-09-29 | 2019-09-29 | Rotary actuator applying electronic reversing |
Country Status (1)
| Country | Link |
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| CN (1) | CN110677002B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112379B (en) * | 2021-11-19 | 2023-05-23 | 中国直升机设计研究所 | Quick and unbiased main speed reducer output end fault test piece replacement method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2906865Y (en) * | 2006-04-14 | 2007-05-30 | 山东泰开高压开关有限公司 | Electric actuating mechanism for HV isolation and earthed switch |
| CN109274210A (en) * | 2018-11-13 | 2019-01-25 | 兰州万里航空机电有限责任公司 | Aviation rotary electric actuator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10056807B2 (en) * | 2014-12-23 | 2018-08-21 | Orange Motor Company L.L.C. | Electronically commutated fan motors and systems |
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2019
- 2019-09-29 CN CN201910937761.2A patent/CN110677002B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2906865Y (en) * | 2006-04-14 | 2007-05-30 | 山东泰开高压开关有限公司 | Electric actuating mechanism for HV isolation and earthed switch |
| CN109274210A (en) * | 2018-11-13 | 2019-01-25 | 兰州万里航空机电有限责任公司 | Aviation rotary electric actuator |
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| Publication number | Publication date |
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| CN110677002A (en) | 2020-01-10 |
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