CN113949210A

CN113949210A - Miniature asynchronous generator

Info

Publication number: CN113949210A
Application number: CN202111206261.5A
Authority: CN
Inventors: 朱琨; 朱睿峰
Original assignee: Shenzhen Duohui Motor Co ltd
Current assignee: Shenzhen Duohui Motor Co ltd
Priority date: 2021-10-16
Filing date: 2021-10-16
Publication date: 2022-01-18
Anticipated expiration: 2041-10-16
Also published as: CN113949210B

Abstract

The utility model relates to a technical field of generator discloses a miniature asynchronous generator, and it includes mounting panel, fixed connection generator body on the mounting panel, coaxial setting rotate epaxial first gear at generator body and rotate the second gear of connection on the mounting panel, and the diameter of second gear is greater than the diameter of first gear, and the second gear is connected with first gear engagement transmission. This application is through setting up the mounting panel, the generator body, first gear and second gear, generator body fixed connection is on the mounting panel, the coaxial setting of first gear is in the axis of rotation of generator body, the second gear rotates to be connected on the mounting panel, first gear is connected with second gear meshing transmission, when using miniature asynchronous generator, because first gear and second gear have all been installed on the mounting panel in advance, thereby it cooperates first gear and second gear once more to need not the staff, and then reduce the degree of difficulty when the staff installs miniature asynchronous generator.

Description

Miniature asynchronous generator

Technical Field

The application relates to the technical field of generators, in particular to a miniature asynchronous generator.

Background

An asynchronous generator is a mechanical device which converts other forms of energy into electric energy, and is an alternating current generator which utilizes the interaction between a rotating magnetic field of an air gap between a stator and a rotor and induced current in a rotor winding. When the miniature asynchronous generator is used, in order to increase the rotating speed of the rotating shaft of the miniature asynchronous generator, a gear needs to be arranged on the rotating shaft of the miniature asynchronous generator, then another gear needs to be arranged, the two gears are in meshing transmission, and the diameter of the gear connected with the rotating shaft of the miniature asynchronous generator is smaller than that of the other gear, so that the rotating speed of the rotating shaft of the miniature asynchronous generator is increased.

In view of the above-mentioned related technologies, the inventor thinks that when using a micro asynchronous generator, a gear on the micro asynchronous generator needs to be matched with another gear, and the micro asynchronous generator needs to be fixed, and as the space for installing the micro asynchronous generator is limited, the difficulty in matching the gear on the micro asynchronous generator with another gear is large, and further the defect that the micro asynchronous generator is difficult to install exists.

Disclosure of Invention

In order to alleviate the problem of miniature asynchronous generator installation difficulty, this application provides a miniature asynchronous generator.

The application provides a miniature asynchronous generator adopts following technical scheme:

the utility model provides a miniature asynchronous generator, includes mounting panel, fixed connection and is in generator body, coaxial setting on the mounting panel are in generator body rotates epaxial first gear and rotates to be connected second gear on the mounting panel, the diameter of second gear is greater than the diameter of first gear, the second gear with first gear engagement transmission is connected.

Through adopting above-mentioned technical scheme, when using miniature asynchronous generator, fix miniature asynchronous generator, because first gear and second gear are on installing the mounting panel in advance, so directly with miniature asynchronous generator install to the installation space that corresponds in can, need not to assemble first gear and second gear in the installation space, reduce the degree of difficulty when installing miniature asynchronous generator promptly.

Optionally, the second gear is connected with the mounting plate through a rotating shaft in a rotating manner, and the mounting plate is provided with an adjusting component for adjusting the distance between the rotating shaft and the rotating shaft of the generator body.

By adopting the technical scheme, when the second gear rotates, the second gear and the first gear rotate relatively, and then the second gear drives the first gear to rotate, meanwhile, the second gear and the rotating shaft rotate relatively, if the transmission ratio between the first gear and the second gear needs to be changed, the second gear is taken down from the rotating shaft, then operating the adjusting component, adjusting the distance between the rotating shaft and the rotating shaft of the generator body by the adjusting component, so that a new second gear can be meshed with the first gear after being arranged on the rotating shaft, the distance between the rotating shaft and the rotating shaft of the generator body can be changed by operating the adjusting component, the second gears with different diameters can be replaced, namely, the transmission ratio between the first gear and the second gear is changed, so that the micro asynchronous generator is in a state of high working efficiency when working.

Optionally, the rotating shafts of the rotating shaft and the generator body are both provided with a limiting assembly, the rotating shaft limiting assembly is used for limiting the second gear, and the generator body rotating shaft limiting assembly is used for limiting the first gear.

Through adopting above-mentioned technical scheme, with first gear installation to the epaxial back of rotation on the generator body, the spacing subassembly on the generator body carries out the axial spacing to first gear, reduces the motion of first gear on self axis, and the epaxial back of second gear installation to the pivot, and the epaxial spacing subassembly of pivot carries out the axial spacing to the second gear, reduces the motion of second gear in self axial, and then the stability when increasing first gear and second gear rotation.

Optionally, spacing subassembly includes gag lever post and two stoppers, the one end and two of gag lever post the stopper is contradicted, gag lever post and two the equal swing joint of stopper is in corresponding pivot or axis of rotation, all seted up on first gear and the second gear and held two the spacing annular of stopper, the gag lever post inserts completely and corresponds when in pivot or the axis of rotation, two the one end of stopper all is located and corresponds the outside of pivot or axis of rotation is inserted in the spacing annular.

Through adopting above-mentioned technical scheme, with first gear installation back in the axis of rotation on the generator body, the gag lever post slides, makes then the gag lever post move completely to the axis of rotation in, drives two stoppers in the gag lever post motion to make two stoppers move towards the direction of keeping away from each other, the axis of rotation is all worn out and the spacing annular is penetrated to the tip that two stoppers kept away from each other promptly, and then realizes the fixed of spacing subassembly to first gear.

Optionally, the adjusting part includes sliding connection and is in first regulating plate on the mounting panel, the slip direction of first regulating plate is for being close to or keeping away from the direction of generator body axis of rotation, the pivot sets up on the first regulating plate, it is right to be provided with on the first regulating plate first locking part that is used for first regulating plate carries out the locking.

Through adopting above-mentioned technical scheme, when the distance between the axis of rotation of countershaft to the generator body changed, the first locking subassembly of unblock, then slide first regulating plate again, relative slip takes place for first regulating plate and mounting panel, first regulating plate drives the pivot motion, the distance between the axis of rotation on pivot and the generator body is adjusted, after adjusting the distance between the axis of rotation of pivot to the generator body, carry out the locking to first locking subassembly, increase the stability of first regulating plate promptly, can reach the effect that increases the flexibility of miniature asynchronous generator through setting up first regulating plate.

Optionally, a first sliding cavity is formed in the mounting plate, the first adjusting plate slides in the first sliding cavity, first sliding grooves are formed in two opposite side faces of the first sliding cavity, the first adjusting plate is located in the first sliding cavity, and two ends of the first adjusting plate are inserted into the two first sliding grooves respectively.

Through adopting above-mentioned technical scheme, when the distance between axis of rotation to the axis of rotation was adjusted, the first regulating plate that slides, first regulating plate is at the motion of first sliding chamber, and relative slip takes place for first regulating plate and first sliding tray simultaneously to make first sliding tray lead to the direction of motion of first regulating plate, and then increase the stability when first regulating plate moves.

Optionally, correspond two on the mounting panel first sliding tray has seted up two first waist type grooves, two the length direction in first waist type groove all is on a parallel with the slip direction of first regulating plate, one first waist type groove and one first sliding tray intercommunication sets up, first locking subassembly includes two first locking bolts, one first locking bolt corresponds one first waist type groove sets up, every the one end that the bolt head was kept away from to first locking bolt passes and corresponds first waist type groove and screw thread pass first regulating plate is contradicted with the cell wall that corresponds first sliding tray.

Through adopting above-mentioned technical scheme, when sliding first regulating plate, twist and move first locking bolt, make the one end that first locking bolt kept away from the bolt head and the cell wall separation of first spout then, then slide first regulating plate, first regulating plate drives first locking bolt motion, first locking bolt slides in first waist type groove, can realize the locking to first regulating plate on the one hand, on the other hand first locking bolt and first waist type groove sliding fit, can increase the motion stability of first regulating plate.

Optionally, the adjusting part still includes sliding connection and is in second regulating plate on the first regulating plate, the slip direction setting of the slip direction perpendicular to first regulating plate of second regulating plate, pivot fixed connection is in on the second regulating plate, it is right to be provided with on the second regulating plate second locking subassembly that is used for the second regulating plate carries out the locking.

Through adopting above-mentioned technical scheme, when the distance of countershaft to the generator body was adjusted, can also unblock second locking subassembly, then slide the second regulating plate, then make the second regulating plate drive the pivot motion, the distance between pivot and the generator body axis of rotation changes, thereby realize that the distance between pivot and the generator body axis of rotation is adjusted, on the other hand is because the space of installation miniature asynchronous generator is less, through adjusting the second regulating plate, can realize the regulation to the second gear position on the mounting panel, and then reach the effect that makes things convenient for the staff to install miniature asynchronous generator.

Optionally, a second sliding cavity is formed in the first adjusting plate, the second adjusting plate slides in the second sliding cavity, second sliding grooves are formed in two opposite side surfaces of the second sliding cavity, the second adjusting plate is located in the second sliding cavity, and two end portions of the second adjusting plate are respectively inserted into the two second sliding grooves.

Through adopting above-mentioned technical scheme, when sliding to the second regulating plate, the second regulating plate moves in the second sliding chamber, and relative slip takes place for second regulating plate and second sliding tray simultaneously, makes the cooperation of second regulating plate and second sliding tray to lead to the motion of second regulating plate then, and then increases the stability when second regulating plate moves.

Optionally, correspond two on the first regulating plate the second sliding tray has seted up two second waist type grooves, two the length direction in second waist type groove all is on a parallel with the slip direction of second regulating plate, one second waist type groove and one the second sliding tray intercommunication sets up, second locking subassembly includes two second locking bolts, one the second locking bolt corresponds one the second waist type groove sets up, every the one end that the bolt head was kept away from to the second locking bolt passes and corresponds second waist type groove and screw thread pass the second regulating plate with correspond the cell wall conflict of second sliding tray.

Through adopting above-mentioned technical scheme, when adjusting the second regulating plate, twist earlier and move second locking bolt, make the one end that second locking bolt kept away from the bolt head and the tank bottom separation of second spout then, then slide the second regulating plate, the second regulating plate drives the motion of second locking bolt, second locking bolt moves in second waist type groove, after adjusting well the second regulating plate, the contrarotation second locking bolt, the one end that the bolt head was kept away from to the second locking bolt is contradicted with the tank bottom of second spout, realize the locking of second regulating plate promptly, through the cooperation of second locking bolt and second waist type groove, stability when can further increase the motion of second regulating plate.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the mounting plate, the generator body, the first gear and the second gear, the generator body is fixedly connected to the mounting plate, the first gear is coaxially arranged on a rotating shaft of the generator body, the second gear is rotatably connected to the mounting plate, and the first gear is in meshing transmission connection with the second gear;

by arranging the rotating shaft and the adjusting assembly, the second gear is rotatably connected with the mounting plate through the rotating shaft, and the adjusting assembly adjusts the distance between the rotating shaft and the rotating shaft, so that the second gears with different diameters can be mounted on the rotating shaft, the transmission ratio of the first gear and the second gear can be changed, and the generator body is in a state with higher working efficiency when working;

through setting up first regulating plate and first locking Assembly, the pivot sets up on first regulating plate, and first locking Assembly is used for carrying out the locking to first regulating plate, and after adjusting the distance between pivot and the axis of rotation, operate first locking Assembly, first locking Assembly carries out the locking to first regulating plate, realizes the regulation to the pivot on the one hand, and on the other hand increases the stability of first regulating plate.

Drawings

FIG. 1 is a schematic structural diagram of a miniature asynchronous generator according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a mounting plate in a micro asynchronous generator according to an embodiment of the present application;

fig. 3 is an enlarged view of a portion a in fig. 1.

Description of reference numerals: 100. mounting a plate; 110. a first sliding chamber; 111. a first sliding groove; 112. a first waist-shaped groove; 200. a generator body; 300. a first gear; 400. a second gear; 410. a limiting ring groove; 500. a rotating shaft; 510. a first chamber; 520. a second chamber; 600. an adjustment assembly; 610. a first adjusting plate; 611. a first locking bolt; 612. a second sliding chamber; 613. a second sliding groove; 614. a second waist-shaped groove; 620. a second adjusting plate; 621. a second locking bolt; 700. a limiting component; 710. a limiting rod; 711. an end cap; 720. and a limiting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a miniature asynchronous generator.

Referring to fig. 1, a micro asynchronous generator includes a mounting plate 100, a generator body 200, a first gear 300, and a second gear 400, wherein the diameter of the second gear 400 is larger than that of the second gear 400, and the second gear 400 is in mesh transmission connection with the first gear 300. The second gear 400 is rotatably connected to the mounting plate 100, the first gear 300 is coaxially disposed with the rotating shaft of the generator body 200, and the rotating shaft of the generator body 200 is driven to rotate when the first gear 300 rotates. The generator body 200 is fixedly coupled to the mounting plate 100, and a rotation shaft of the generator body 200 passes through the mounting plate 100. When the miniature asynchronous generator is used, the first gear 300 and the second gear 400 are already installed on the installation plate 100 in advance, so that the miniature asynchronous generator does not need to be installed in a space for installing the miniature asynchronous generator, namely, the situation that workers need to match the first gear 300 and the second gear 400 in the installation space is reduced, and the difficulty of the workers in installing the miniature asynchronous generator is further reduced.

Referring to fig. 1 and 2, in order to increase stability when the second gear 400 rotates, the second gear 400 is rotatably connected to the mounting plate 100 by a rotating shaft 500, and the second gear 400 is coaxially disposed with the rotating shaft 500. When the second gear 400 rotates, the second gear 400 and the rotating shaft 500 rotate relatively, and the second gear 400 drives the first gear 300 to rotate. In the rotation process of the second gear 400, the rotation shaft 500 limits the movement of the second gear 400, thereby increasing the stability of the second gear 400 during rotation.

Because when the mill produced miniature asynchronous generator, all be batch production usually, in order to satisfy different customers to the different demands of first gear 300 and second gear 400 drive ratio, be provided with adjustment assembly 600 on the mounting panel 100, adjustment assembly 600 is used for adjusting the distance between the axis of rotation on pivot 500 to generator body 200 to make the second gear 400 that can install different diameters on the pivot 500, reach the effect that satisfies different customer demands promptly.

Referring to fig. 1 and 2, in order to facilitate adjustment of a distance from the rotating shaft 500 to the rotating shaft on the generator body 200, the adjusting assembly 600 includes a first adjusting plate 610, the first adjusting plate 610 is slidably coupled to the mounting plate 100, and a sliding direction of the first adjusting plate 610 is a direction approaching or departing from the rotating shaft of the generator body 200, and the rotating shaft 500 is disposed on the first adjusting plate 610. In order to increase the stability of the first adjusting plate 610, a first locking member for locking the first adjusting plate 610 is provided on the first adjusting plate 610. When the distance from the rotating shaft 500 to the rotating shaft of the generator body 200 is adjusted, the first locking assembly is unlocked, the first adjusting plate 610 is unlocked by the first locking assembly, then the first adjusting plate 610 slides, the first adjusting plate 610 slides relative to the mounting plate 100, and the first adjusting plate 610 drives the rotating shaft 500 to move; when the distance from the rotating shaft 500 to the rotating shaft of the generator body 200 is the desired distance, the first adjusting plate 610 stops sliding, and the first locking assembly locks the first adjusting plate 610, so that the stability of the first adjusting plate 610 is improved, and the effect that the distance from the rotating shaft 500 to the rotating shaft of the generator body 200 can be conveniently adjusted by a worker is achieved.

Referring to fig. 1 and 2, in order to increase the stability of the first adjusting plate 610 during movement, a first sliding cavity 110 for the first adjusting plate 610 to slide therein is formed in the mounting plate 100, first sliding grooves 111 are formed in two side surfaces of the first sliding cavity 110 parallel to the sliding direction of the first adjusting plate 610, the first adjusting plate 610 is located in the first sliding cavity 110, and two ends of the first adjusting plate 610 are respectively inserted into the corresponding first sliding grooves 111. When the first adjusting plate 610 slides, the first adjusting plate 610 moves in the first sliding cavity 110, and simultaneously the first adjusting plate 610 slides relative to the first sliding groove 111, so that the first adjusting plate 610 is guided by the sliding fit of the first adjusting plate 610 and the first sliding groove 111, and the stability of the first adjusting plate 610 during movement is further improved.

Referring to fig. 1 and 2, in order to further increase the stability of the first adjusting plate 610 during movement and achieve locking of the first adjusting plate 610, two first waist-shaped grooves 112 are formed in the mounting plate 100, and one first waist-shaped groove 112 is disposed corresponding to one first sliding groove 111. The length direction of each first waist-shaped groove 112 is parallel to the sliding direction of the first adjusting plate 610, and each first waist-shaped groove 112 is communicated with the corresponding first sliding groove 111. The first locking member includes two first locking bolts 611, and one first locking bolt 611 is disposed corresponding to one first waist groove 112. One end of each first locking bolt 611, which is far away from the bolt head, passes through the corresponding first waist-shaped groove 112 and is threaded through the first adjusting plate 610 to abut against the groove wall of the first sliding groove 111.

When the first adjusting plate 610 slides, the first adjusting plate 610 drives the first locking bolt 611 to move, the first locking bolt 611 moves in the first waist-shaped groove 112, and then the first locking bolt 611 and the first waist-shaped groove 112 are matched to limit the movement of the first adjusting plate 610, so that the stability of the first adjusting plate 610 during movement is further improved. After the first adjusting plate 610 is adjusted, the first locking bolt 611 is screwed, the first locking bolt 611 and the first adjusting plate 610 rotate relatively, and finally, one end of the first locking bolt 611, which is far away from the bolt head, abuts against and is abutted against the groove wall of the first sliding groove 111, so that locking of the first adjusting plate 610 is achieved.

Since the installation space of the micro asynchronous generator is limited, in order to reasonably utilize the installation space, it is sometimes necessary to adjust the position of the rotating shaft 500, that is, to adjust the position of the second gear 400 on the installation plate 100.

Referring to fig. 1 and 2, in order to facilitate the adjustment of the position of the second gear 400 on the mounting plate 100 by the worker, the adjustment assembly 600 further includes a second adjustment plate 620, the second adjustment plate 620 is slidably coupled to the first adjustment plate 610, and a sliding direction of the second adjustment plate 620 is perpendicular to a sliding direction of the first adjustment plate 610. The rotation shaft 500 is fixedly coupled to the second adjustment plate 620. In order to increase the stability of the second adjusting plate 620, a second locking assembly is provided on the second adjusting plate 620, and after the position of the second adjusting plate 620 is adjusted, the second locking assembly is operated to lock the second adjusting plate 620.

When adjusting the position of second gear 400 on mounting panel 100, unblock second locking subassembly, second locking subassembly unlocks second regulating plate 620, then slide second regulating plate 620 again, relative slip takes place for second regulating plate 620 and first regulating plate 610, second regulating plate 620 drives pivot 500 motion simultaneously, realize the regulation of second gear 400 position on mounting panel 100 promptly, and then reach the effect that makes things convenient for the staff to adjust second gear 400 position on mounting panel 100.

It should be noted here that, by adjusting the second adjusting plate 620, the distance from the rotating shaft 500 to the rotating shaft of the generator body 200 can be adjusted, the adjustable range of the distance between the rotating shaft 500 and the rotating shaft on the generator body 200 can be further increased, and the flexibility of the miniature asynchronous generator during assembly can be further increased.

Referring to fig. 1 and 2, in order to increase the stability of the second adjusting plate 620 during movement, the first adjusting plate 610 is provided with a second sliding cavity 612 for the second adjusting plate 620 to slide therein, two side surfaces of the second sliding cavity 612 parallel to the sliding direction of the first adjusting plate 610 are provided with second sliding grooves 613, and the second sliding grooves 613 are arranged parallel to the sliding direction of the second adjusting plate 620. The second adjusting plate 620 is positioned in the second sliding chamber 612, and both ends of the second adjusting plate 620 are inserted into the corresponding second sliding grooves 613. When the second adjusting plate 620 moves, the second adjusting plate 620 moves in the second sliding cavity 612, and simultaneously the second adjusting plate 620 slides relative to the second sliding groove 613, so that the movement direction of the second adjusting plate 620 is guided by the cooperation of the second adjusting plate 620 and the second sliding groove 613, thereby increasing the stability of the second adjusting plate 620 during moving.

Referring to fig. 1 and 2, in order to further increase the stability of the second adjusting plate 620 during movement and achieve locking of the second adjusting plate 620, two second waist-shaped grooves 614 are formed in the first adjusting plate 610, and the length direction of each second waist-shaped groove 614 is parallel to the sliding direction of the second adjusting plate 620. One second waist-shaped groove 614 is provided corresponding to one second sliding groove 613, and each second waist-shaped groove 614 is provided in communication with the corresponding second sliding groove 613. The second locking assembly includes two second locking bolts 621, and one second locking bolt 621 is disposed corresponding to one second waist-shaped groove 614. One end of each second locking bolt 621, which is far away from the bolt head, passes through the corresponding second waist-shaped groove 614 and is in threaded connection with the groove wall of the second sliding groove 613 after passing through the second adjusting plate 620.

When sliding the second adjusting plate 620, the second adjusting plate 620 drives the second locking bolt 621 to move, the second locking bolt 621 moves in the corresponding second waist-shaped groove 614, and then the second locking bolt 621 and the second waist-shaped groove 614 are matched to guide the movement of the second adjusting plate 620, so that the stability of the second adjusting plate 620 during movement is further improved. After the position of the second adjusting plate 620 is adjusted, the second locking bolt 621 is screwed, and one end of the second locking bolt 621, which is far away from the bolt head, abuts against and abuts against a groove wall of the second sliding groove 613, so that the second adjusting plate 620 is locked.

Referring to fig. 1 and 3, in order to facilitate a worker to fixedly connect the first gear 300 and a rotating shaft of the generator body 200 together, the second gear 400 and the rotating shaft 500 are fixedly connected together, the rotating shaft 500 and the rotating shaft of the generator are both provided with a limiting assembly 700, and the limiting assembly 700 on the rotating shaft of the generator body 200 is used for axially limiting the first gear 300, so as to reduce the axial movement of the first gear 300 when the first gear 300 rotates; the limiting assembly 700 on the rotating shaft 500 is used for axially limiting the second gear 400, so as to reduce the movement of the second gear 400 in the axial direction when the second gear rotates.

In the present embodiment, the structures of the rotating shaft 500 and the limiting assembly 700 on the rotating shaft of the generator body 200 are the same, and for the convenience of understanding of the reader, the limiting assembly 700 on the rotating shaft 500 and the second gear 400 are unfolded in the present embodiment.

Referring to fig. 1 and 3, the limiting assembly 700 includes a limiting rod 710 and two limiting blocks 720, the two limiting blocks 720 are disposed oppositely, and guide surfaces are disposed on the opposite end surfaces of the two limiting blocks 720. One end of the limiting rod 710 is disposed in a pointed shape, and the pointed end of the limiting rod 710 is abutted against the guide surfaces of the two limiting blocks 720. Offer the first chamber 510 that holds gag lever post 710 on the pivot 500, offer on the pivot 500 and hold two stopper 720 second chambers 520, first chamber 510 and second chamber 520 intercommunication set up to the accent in first chamber 510 is located the pivot 500 and deviates from the terminal surface of second regulating plate 620, and two accents in second chamber 520 all are located the week side of pivot 500. The limiting rod 710 is slidably connected in the first cavity 510, and the sliding direction of the limiting rod is parallel to the axial direction of the rotating shaft 500; the two stoppers 720 are slidably coupled in the second cavity 520, and the sliding directions of the two stoppers 720 are directions approaching or departing from each other. The second gear 400 is provided with a limiting ring groove 410 corresponding to the two limiting blocks 720.

After the second gear 400 is mounted on the rotating shaft 500, the limiting rod 710 is pushed, the limiting rod 710 and the rotating shaft 500 move relatively, the two limiting blocks 720 are driven by the limiting rod 710, the two limiting blocks 720 move towards directions away from each other, after the limiting rod 710 is completely inserted into the first cavity 510, one ends of the two limiting blocks 720, which are away from each other, penetrate through the second cavity 520 and are inserted into the limiting ring groove 410. Then, when the second gear 400 rotates, the limiting block 720 is matched with the limiting ring groove 410 to limit the second gear 400, so that the movement of the second gear 400 in the axial direction is reduced.

Referring to fig. 1 and 3, in order to increase the stability of the limiting rod 710, an end cap 711 is rotatably connected to one end of the limiting rod 710, which is far away from the limiting block 720, and the end cap 711 is in threaded connection with the cavity wall of the first cavity 510. When the limiting rod 710 is pushed, the limiting rod 710 drives the end cover 711 to move, the end cover 711 rotates after moving to the end of the rotating shaft 500, the end cover 711 is then connected with the cavity wall of the first cavity 510 in a threaded manner, at this time, the end cover 711 drives the limiting rod 710 to continue to move, and finally, the limiting rod 710 is completely inserted into the first cavity 510. By using the threaded engagement of the end cap 711 with the wall of the first chamber 510, the motion of the stop post 710 after it is fully inserted into the first chamber 510 is reduced, increasing the stability of the stop post 710.

Referring to fig. 1 and 3, in order to facilitate replacement of the second gear 400, the wall of the second chamber 520 is subjected to insulation treatment, and two magnets are fixedly connected to the opposite end surfaces of the two limit blocks 720 and magnetically connected to each other. When changing second gear 400 on the pivot 500, twist end cover 711, then make end cover 711 drive gag lever post 710 motion, gag lever post 710 moves towards the outside of first chamber 510, two stopper 720 move towards the direction that is close to each other under the effect of magnet magnetism, finally make two stopper 720 all break away from spacing annular groove 410, take off second gear 400 again, and place required second gear 400 on pivot 500, realize the change to second gear 400 promptly, and then reach the effect of being convenient for change second gear 400. By insulating the wall of the second chamber 520, the influence of the magnet on the working magnetic field of the generator body 200 can be reduced as much as possible.

The implementation principle of a miniature asynchronous generator in the embodiment of the application is as follows: when the miniature asynchronous generator is assembled, the generator body 200 is fixedly connected to the mounting plate 100, then the first gear 300 is mounted, the first gear 300 is mounted on the rotating shaft of the generator body 200, then the second gear 400 is mounted, the second gear 400 is mounted on the rotating shaft 500, and meanwhile the first gear 300 and the second gear 400 are meshed. Then, the limiting rod 710 is pushed again, so that the limiting rod 710 is inserted into the first cavity 510, the end cover 711 is rotated, the end cover 711 drives the limiting rod 710 to continue to move into the first cavity 510, finally, the limiting rod 710 is completely inserted into the first cavity 510, and the ends of the two limiting blocks 720, which are far away from each other, are inserted into the limiting ring grooves 410, so that the first gear 300 and the second gear 400 are limited. When the micro asynchronous generator is used, the first gear 300 and the second gear 400 are installed in advance, so that the micro asynchronous generator does not need to be assembled in an installation space, and the installation difficulty of workers on the micro asynchronous generator is further reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A miniature asynchronous generator, characterized by: including mounting panel (100), fixed connection generator body (200), coaxial setting on mounting panel (100) are in generator body (200) axis of rotation epaxial first gear (300) and rotate to be connected second gear (400) on mounting panel (100), the diameter of second gear (400) is greater than the diameter of first gear (300), second gear (400) with first gear (300) meshing transmission is connected.

2. A miniature asynchronous generator according to claim 1, characterized in that: second gear (400) through pivot (500) with mounting panel (100) rotate to be connected, be provided with on mounting panel (100) be used for right pivot (500) arrive distance between generator body (200) the axis of rotation is adjusted adjusting part (600).

3. A miniature asynchronous generator according to claim 2, characterized in that: all be provided with spacing subassembly (700) in the axis of rotation of pivot (500) and generator body (200), spacing subassembly (700) on pivot (500) are used for right second gear (400) carry on spacingly, generator body (200) axis of rotation spacing subassembly (700) are used for right first gear (300) carry on spacingly.

4. A miniature asynchronous generator according to claim 3, characterized in that: spacing subassembly (700) includes gag lever post (710) and two stopper (720), the one end and two of gag lever post (710) stopper (720) are contradicted, gag lever post (710) and two the equal swing joint of stopper (720) is in corresponding pivot (500) or axis of rotation, all seted up on first gear (300) and second gear (400) and held two spacing annular groove (410) of stopper (720), gag lever post (710) insert completely and correspond when in pivot (500) or the axis of rotation, two the one end of stopper (720) all is located the correspondence in the outside of pivot (500) or axis of rotation inserts spacing annular groove (410).

5. A miniature asynchronous generator according to claim 2, characterized in that: adjusting part (600) include sliding connection be in first regulating plate (610) on mounting panel (100), the slip direction of first regulating plate (610) is for being close to or keeping away from the direction of generator body (200) axis of rotation, pivot (500) set up on first regulating plate (610), be provided with on first regulating plate (610) and be used for right first locking component that first regulating plate (610) carried out the locking.

6. A miniature asynchronous generator according to claim 5, characterized in that: offer on mounting panel (100) and supply first regulating plate (610) at its inside gliding first sliding chamber (110), all seted up first sliding tray (111) on two relative sides in first sliding chamber (110), first regulating plate (610) are located in first sliding chamber (110), and insert respectively in two first sliding tray (111) at the both ends of first regulating plate (610).

7. A miniature asynchronous generator according to claim 6, characterized in that: correspond two on mounting panel (100) two first waist type groove (112), two the length direction of first waist type groove (112) all is on a parallel with the slip direction of first regulating plate (610), one first waist type groove (112) and one first sliding groove (111) intercommunication sets up, first locking subassembly includes two first locking bolt (611), one first locking bolt (611) correspond one first waist type groove (112) sets up, every the one end that the bolt head was kept away from to first locking bolt (611) is passed and is corresponded first waist type groove (112) and screw thread are passed first regulating plate (610) are contradicted with corresponding the cell wall of first sliding groove (111).

8. A miniature asynchronous generator according to claim 5, characterized in that: adjusting part (600) still include sliding connection second regulating plate (620) on first regulating plate (610), the slip direction of second regulating plate (620) is perpendicular to the slip direction setting of first regulating plate (610), pivot (500) fixed connection be in on second regulating plate (620), be provided with on second regulating plate (620) and be used for right second locking subassembly that second regulating plate (620) carried out the locking.

9. A miniature asynchronous generator according to claim 8, characterized in that: the first adjusting plate (610) is provided with a second sliding cavity (612) for the second adjusting plate (620) to slide in, two opposite side surfaces of the second sliding cavity (612) are provided with second sliding grooves (613), the second adjusting plate (620) is located in the second sliding cavity (612), and two end parts of the second adjusting plate (620) are respectively inserted into the two second sliding grooves (613).

10. A miniature asynchronous generator according to claim 9, characterized in that: two second waist-shaped grooves (614) are formed in the first adjusting plate (610) corresponding to the two second sliding grooves (613), the length directions of the two second waist-shaped grooves (614) are parallel to the sliding direction of the second adjusting plate (620), one second waist-shaped groove (614) is communicated with one second sliding groove (613), the second locking assembly comprises two second locking bolts (621), one second locking bolt (621) is arranged corresponding to one second waist-shaped groove (614), and one end, far away from a bolt head, of each second locking bolt (621) penetrates through the corresponding second waist-shaped groove (614) and is threaded through the second adjusting plate (620) to abut against the groove wall corresponding to the second sliding groove (613).