CN217643046U

CN217643046U - Novel hand generator

Info

Publication number: CN217643046U
Application number: CN202221713189.5U
Authority: CN
Inventors: 陈林
Original assignee: Dongguan Mung Bean Electronic Technology Co ltd
Current assignee: Dongguan Mung Bean Electronic Technology Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-10-21
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses a novel hand generator relates to the hand generator field, including magnetic housing and fixed medium plate, wire winding iron core, drive mechanism, ring gear, fixed plate, input shaft bearing, input shaft, acceleration mechanism. The utility model discloses a set up acceleration mechanism, first little straight-teeth gear rotates and drives the fixed disk and rotate, the fixed disk rotates and drives the big straight-teeth gear of a plurality of second and uses the input shaft bearing to carry out circular motion as the centre of a circle in step, and carry out the rotation under the effect of the inside latch of inner gear ring and drive the little straight-teeth gear of second and rotate, the little straight-teeth gear of second rotates and can drive wire wound iron core and rotate in the inside of magnetic housing and do the motion of cutting magnetic induction line, and then produce the response electromotive force, the outer wall girth that is greater than the little straight-teeth gear of second through the big straight-teeth gear of second can realize the promotion to the little straight-teeth gear rotational speed of second, then improve wire wound iron core's slew velocity, realize the promotion to generator output.

Description

Novel hand generator

Technical Field

The utility model relates to a manual generator field specifically is a novel manual generator.

Background

The portable hand-operated power generation and rechargeable emergency power supply can be used for various electronic products by manually generating power at any corner of the world without commercial power or oil power generation, can be actively applied in the states of field operations, field investigation, rescue actions, natural disasters, survival training, emergency communication, long-term power shortage, travel, emergency power utilization and the like, is mainly used for supplying power or charging portable products such as low-power communication radio stations, interphones, notebook computers, PDAs, mobile phones, video cameras, digital cameras, music CDs, MP4, MP3, portable mobile televisions, DVDs, radios, flashlight illumination, various lamps, electric tools, automobiles, various measuring instruments and the like, and can directly charge various batteries such as lithium batteries, nickel-hydrogen batteries, lead-acid batteries and the like.

The existing motor is 4 gear components side by side, drives the motor electricity generation, and 3 are the plastic gear, and 1 is the powder metallurgy gear, and current gear train is installed and is driven the generator electricity generation on iron plate, drives miniature hand generator electricity generation, and rated 3000 rotational speeds have certain restriction, for improving hand generator's output, we have provided a novel hand generator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve the problem that the output efficiency of the existing hand generator is lower, a novel hand generator is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a novel hand generator comprises a magnetic casing and a fixed middle plate fixedly connected to the top of the magnetic casing through welding, wherein the bottom of the fixed middle plate is rotatably connected with a wound iron core, and a transmission mechanism is arranged above the fixed middle plate;

the transmission mechanism comprises an inner gear ring arranged above the fixed middle plate, the top of the inner gear ring is fixedly connected with a fixed plate through welding, the fixed plate is rotatably connected with an input shaft bearing through a bearing sleeve, the top of the input shaft bearing is fixedly connected with an input shaft extending to the top of the fixed plate through welding, the bottom of the input shaft bearing is rotatably connected with a first large straight gear meshed with the inner gear ring, the first large straight gear is positioned inside the inner gear ring, and the circle center inside the inner gear ring is provided with a first small straight gear meshed with the first large straight gear;

and a speed increasing mechanism for increasing the working efficiency is also arranged in the inner gear ring.

As a further aspect of the present invention: the speed increasing mechanism comprises a fixed disk fixedly connected with the first small straight gear, the bottom of the fixed disk is rotatably connected with a second large straight gear, and the top of the winding iron core is fixedly connected with a second small straight gear.

As a further aspect of the present invention: the bottom of the input shaft bearing is fixedly connected with a first connecting shaft through welding, and the bottom of the first connecting shaft is rotatably connected with the first large straight gear.

As the utility model discloses further scheme again: the bottom of the fixed disc is fixedly connected with a second connecting shaft through welding, and the bottom of the second connecting shaft is rotationally connected with the second large straight gear.

As the utility model discloses further scheme again: the inner gear ring is internally provided with an annular groove matched with the fixed disc, the annular groove is internally provided with a bearing sleeve, and the fixed disc is rotationally connected with the inner gear ring through the bearing sleeve.

As a further aspect of the present invention: the first large straight gears are arranged in a plurality of numbers, and the first large straight gears are annularly distributed by taking the first small straight gear as a circle center.

As the utility model discloses further scheme again: the second big straight gears are arranged in a plurality of numbers, and the second big straight gears are annularly distributed by taking the second small straight gears as the circle center.

Compared with the prior art, the beneficial effects of the utility model are that:

through setting up acceleration mechanism, first little straight-tooth gear rotates and drives the fixed disk and rotate, the fixed disk rotates and drives the big straight-tooth gear of a plurality of seconds and uses the input shaft bearing to carry out circular motion as the centre of a circle in step, and carry out the rotation under the effect of the inside latch of inner gear ring, the big straight-tooth gear of a plurality of seconds carries out the rotation and can drives the little straight-tooth gear of second in step and rotate, the little straight-tooth gear of second rotates and can drive wire wound core and rotate in the inside of magnetic housing case and be cutting magnetic induction line motion, and then produce induced electromotive force, the promotion to the little straight-tooth gear rotational speed of second can be realized to the outer wall girth that is greater than the big straight-tooth gear of second through the outer wall girth of the big straight-tooth gear of second, then improve wire wound core's slew velocity, realize the promotion to generator output.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the ring gear of the present invention;

fig. 3 is an explosion diagram of the present invention.

In the figure: 1. a magnetic housing; 2. winding the iron core; 3. fixing the middle plate; 4. a transmission mechanism; 401. an inner gear ring; 402. a first large spur gear; 403. a first small spur gear; 5. a speed increasing mechanism; 501. a second large spur gear; 502. a second small spur gear; 503. fixing the disc; 6. a fixing plate; 7. an input shaft bearing; 8. an input shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a novel hand generator includes a magnetic housing 1 and a fixed middle plate 3 fixedly connected to the top of the magnetic housing 1 by welding, the bottom of the fixed middle plate 3 is rotatably connected to a wound core 2, and a transmission mechanism 4 is disposed above the fixed middle plate 3;

the transmission mechanism 4 comprises an inner gear ring 401 arranged above the fixed middle plate 3, the top of the inner gear ring 401 is fixedly connected with a fixed plate 6 through welding, the fixed plate 6 is rotatably connected with an input shaft bearing 7 through a bearing sleeve, the top of the input shaft bearing 7 is fixedly connected with an input shaft 8 extending to the top of the fixed plate 6 through welding, the bottom of the input shaft bearing 7 is rotatably connected with a first large spur gear 402 meshed with the inner gear ring 401, the first large spur gear 402 is positioned inside the inner gear ring 401, the circle center inside the inner gear ring 401 is provided with a first small spur gear 403 meshed with the first large spur gear 402, the first large spur gear 402 is provided with a plurality of large spur gears 402, and the plurality of large spur gears 402 are annularly distributed by taking the first small spur gear 403 as the circle center;

the inside of the ring gear 401 is also provided with a speed increasing mechanism 5 for increasing the work efficiency.

In this embodiment: when using the generator, drive input shaft bearing 7 through rotating output shaft 8 and rotate, input shaft bearing 7 rotates and drives a plurality of first big spur gears 402 and in step uses input shaft bearing 7 as the centre of a circle to carry out circular motion, a plurality of first big spur gears 402 carry out the rotation under the effect of the inside latch of ring gear 401 when carrying out circular motion, a plurality of first big spur gears 402 carry out the rotation and can drive first little spur gear 402 in step and rotate, first little spur gear 402 rotates and can drive acceleration mechanism 5 and operate.

Please refer to fig. 2-3, the speed increasing mechanism 5 includes a fixed disk 503 fixedly connected to the first small spur gear 403, a second large spur gear 501 is rotatably connected to the bottom of the fixed disk 503, a second small spur gear 502 is fixedly connected to the top of the wound core 2, a plurality of second large spur gears 501 are provided, and the plurality of second large spur gears 501 are annularly distributed around the second small spur gear 502.

In this embodiment: the circumference of the outer wall of the second large spur gear 501 is larger than the circumference of the outer wall of the second small spur gear 502, the bottom of the second small spur gear 502 is fixedly connected with a third connecting shaft, the bottom of the third connecting shaft is fixedly connected with the wound core 2, the first small spur gear 402 rotates to drive the fixing disc 503 to rotate, the fixing disc 503 rotates to drive the plurality of second large spur gears 501 to synchronously perform circular motion by taking the input shaft bearing 7 as a circle center, the plurality of second large spur gears 501 perform circular motion and simultaneously perform autorotation under the action of the internal gear teeth of the internal gear ring 401, the plurality of second large spur gears 501 perform autorotation to synchronously drive the second small spur gears 502 to rotate, the second small spur gears 502 rotate to drive the wound core 2 to rotate in the magnetic housing 1 to perform cutting magnetic induction line motion, induced electromotive force is generated, and the rotating speed of the second small spur gears 502 can be increased by the circumference of the outer wall of the second large spur gears 501 being larger than the circumference of the outer wall of the second small spur gears 502, so that the rotating speed of the wound core 2 is increased and the output power of the generator is increased.

Referring to fig. 2-3, the bottom of the input shaft bearing 7 is fixedly connected with a first connecting shaft by welding, and the bottom of the first connecting shaft is rotatably connected with a first large spur gear 402.

In this embodiment: through the structure, when the rotary input shaft bearing 7 drives the first connecting shaft to rotate, the first big spur gear 402 can be synchronously driven to rotate.

Please refer to fig. 2-3, the bottom of the fixing plate 503 is fixedly connected with a second connecting shaft by welding, and the bottom of the second connecting shaft is rotatably connected with a second big spur gear 501.

In this embodiment: through the structure, when the fixed disc 503 is rotated to drive the second connecting shaft to rotate, the second big straight gear 501 can be synchronously driven to rotate

Please refer to fig. 1-3, an annular groove matching with the fixed disk 503 is disposed inside the inner gear ring 401, a bearing sleeve is disposed inside the annular groove, and the fixed disk 503 is rotatably connected with the inner gear ring 401 through the bearing sleeve.

In this embodiment: through the structural arrangement, the first small spur gear 403 can be rotated to drive the fixed disc 503 to rotate inside the annular groove.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel hand generator comprises a magnetic casing (1) and a fixed middle plate (3) fixedly connected to the top of the magnetic casing (1), wherein the bottom of the fixed middle plate (3) is rotatably connected with a wound iron core (2), and is characterized in that a transmission mechanism (4) is arranged above the fixed middle plate (3);

the transmission mechanism (4) comprises an inner gear ring (401) arranged above the fixed middle plate (3), the top of the inner gear ring (401) is fixedly connected with a fixing plate (6), the fixing plate (6) is rotatably connected with an input shaft bearing (7), the top of the input shaft bearing (7) is fixedly connected with an input shaft (8) extending to the top of the fixing plate (6), the bottom of the input shaft bearing (7) is rotatably connected with a first large spur gear (402) which is meshed with the inner gear ring (401), the first large spur gear (402) is located inside the inner gear ring (401), and the circle center inside the inner gear ring (401) is provided with a first small spur gear (403) which is meshed with the first large spur gear (402);

and a speed increasing mechanism (5) for increasing the working efficiency is also arranged inside the inner gear ring (401).

2. The novel hand generator according to claim 1, wherein the speed increasing mechanism (5) comprises a fixed disk (503) fixedly connected with the first small spur gear (403), the bottom of the fixed disk (503) is rotatably connected with a second large spur gear (501), and the top of the wound core (2) is fixedly connected with a second small spur gear (502).

3. A new type hand generator according to claim 1, characterized in that the bottom of the input shaft bearing (7) is fixedly connected with the first connecting shaft, and the bottom of the first connecting shaft is rotationally connected with the first big spur gear (402).

4. The novel hand generator according to claim 2, wherein the bottom of the fixed disk (503) is fixedly connected with a second connecting shaft by welding, and the bottom of the second connecting shaft is rotatably connected with the second big spur gear (501).

5. The novel hand generator according to claim 2, wherein the inner ring gear (401) is provided with an annular groove matching with the fixed disc (503), the annular groove is provided with a bearing sleeve, and the fixed disc (503) is rotatably connected with the inner ring gear (401) through the bearing sleeve.

6. The novel hand generator according to claim 2, wherein the first big spur gear (402) is provided in plurality, and the plurality of first big spur gears (402) are distributed annularly around the first small spur gear (403).

7. The novel hand generator according to claim 2, wherein a plurality of second large spur gears (501) are provided, and the plurality of second large spur gears (501) are annularly distributed around the second small spur gear (502).