CN214092903U

CN214092903U - Speed raising device for hand generator

Info

Publication number: CN214092903U
Application number: CN202023116982.0U
Authority: CN
Inventors: 俞华芳; 俞政
Original assignee: Chongqing Sike Biou Technology Co ltd
Current assignee: Chongqing Sike Biou Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-31
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a be used in accelerating device on hand generator, including outer loop, fixed mounting at the end cover of outer loop opening part and locate the gear shaft at the radial middle part of outer loop, still include: the planet carrier is arranged on the inner side of the inner gear and the inner side of the end cover, and a mandrel is arranged in the planet carrier; the planetary gear is arranged on the outer side of the mandrel and is respectively meshed with the internal gear and the gear shaft. The utility model discloses because the planet carrier with establish at the outside handle threaded connection of generator, the moment of torsion that produces through rotatory handle drives the planet carrier and rotates, the planet carrier drives the dabber and makes rotary motion simultaneously, planetary gear respectively with the internal gear, the meshing of tooth axle, thereby drive planetary gear makes circular motion around the internal gear, it is rotatory to drive the tooth axle simultaneously, in addition, the tooth axle, the gear modulus of planetary gear and internal gear is equal, the number of teeth of planetary gear is greater than the number of teeth of tooth axle, the rotational speed that makes the tooth axle is higher than planetary gear's rotational speed, thereby reach the purpose of acceleration.

Description

Speed raising device for hand generator

Technical Field

The utility model relates to a hand generator technical field, concretely relates to be used in acceleration rate device on hand generator.

Background

The hand generator rotates the handle of the hand generator through hand to generate continuous electric energy, is suitable for minimum power utilization emergency guarantee of field communication, and can also be used in the emergency power utilization field of various weapon fields such as individual soldiers and ships. Under the condition of no commercial power and oil power generation in any corner of the world, the electric power can be manually generated to be supplied to various electronic products. Meanwhile, the battery can be directly charged to various batteries such as lithium batteries, nickel-metal hydride batteries, lead-acid batteries and the like.

The convenient operation hand generator of patent application No. CN201510839386 installs generator and gear drive respectively in the both sides of mounting panel, and this complicated mechanical structure just determines that hand generator is difficult to accomplish optimum power under the same volume.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a speed raising device for a hand generator, which accelerates the rotation speed of a gear shaft under the same work, thereby improving the power generation efficiency.

In order to achieve the above purpose, the utility model provides a technical scheme is:

the utility model provides a be used in accelerating device on hand generator, includes outer loop, fixed mounting at the end cover of outer loop opening part and locates the tooth axle at the radial middle part of outer loop, still includes:

the planet carrier is arranged on the inner side of the inner gear and the inner side of the end cover, and a mandrel is arranged in the planet carrier;

the planetary gear is arranged on the outer side of the mandrel and is respectively meshed with the internal gear and the gear shaft.

Preferably, the planet carrier both sides are equipped with right ball bearing, the radial outside of dabber installs oiliness bearing through clearance fit, planetary gear installs the radial outside at oiliness bearing through clearance fit.

Preferably, the gear module of the gear shaft, the gear module of the planet gear and the gear module of the internal gear are equal, and the number of teeth of the planet gear is larger than the number of teeth of the gear shaft.

Preferably, the outer ring is provided with an inner seat and a support bush radially inside, one end of the support bush is connected with the inner seat, and the inner gear is fixedly arranged on the radially inside of the support bush.

Preferably, the dabber passes through interference fit fixed mounting in the through-hole of planet carrier, the branch lining is glued through epoxy and is fixed at the outer loop inner wall, the internal gear passes through epoxy glue fixed bonding on the radial inboard of branch lining.

Preferably, the end cap is fixedly mounted on the inner seat through threaded connection.

Preferably, the outer ring and the inner seat are both made of duralumin 2A12-T4 materials, the inner gear is made of 20CrMo materials and needs to be subjected to thermal refining, and the oil-retaining bearing is a copper-based oil-retaining bearing.

Preferably, a pressure plate is arranged between the planet carrier and the end cover and fixedly mounted on the planet carrier through screws.

Preferably, the outer ring is of a circular ring structure.

The utility model has the advantages that:

1. in the utility model, the planet carrier is connected with the handle thread arranged outside the generator, the torque generated by rotating the handle drives the planet carrier to rotate, the planet carrier drives the mandrel to do rotary motion simultaneously, and the planet gear is respectively meshed with the internal gear and the gear shaft, thereby driving the planet gear to do circular motion around the internal gear and driving the gear shaft to rotate simultaneously;

2. the utility model discloses because the gear modulus of tooth axle, planetary gear and internal gear equals, the number of teeth of planetary gear is greater than the tooth axle number of teeth, and when a pair of intermeshing's gear modulus is equal, the rotational speed of gear is the inverse ratio of the number of teeth, and consequently, the rotational speed of tooth axle is higher than planetary gear's rotational speed to reach the purpose of rising speed.

The present invention will be further explained with reference to the drawings and the embodiments.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a cross-sectional view of a speed raising device for use with a hand generator.

The reference numerals in the drawings are explained below.

The bearing comprises an outer ring-1, an end cover-2, a gear shaft-3, a planet carrier-4, a planet gear-5, an internal gear-6, a mandrel-7, a right ball bearing-8, an oil bearing-9, an inner seat-10, a support lining-11 and a pressure plate-12.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1, a speed raising device for a hand generator includes an outer ring 1, an end cap 2 fixedly installed at an opening of the outer ring 1, and a gear shaft 3 disposed at a radial middle portion of the outer ring 1, and further includes:

the planet carrier 4 is connected with the gear shaft 3, an internal gear 6 is installed on the radial inner side of the outer ring 1, the planet carrier 4 is arranged on the inner side of the internal gear 6 and the inner side of the end cover 2, and a mandrel 7 is arranged in the planet carrier 4;

the planetary gear 5 is arranged on the outer side of the mandrel 7, and the planetary gear 5 is meshed with the internal gear 6 and the gear shaft 3 respectively.

In this embodiment, the two sides of the planet carrier 4 are provided with right ball bearings 8, the radial outer side of the mandrel 7 is provided with an oil bearing 9 through clearance fit, and the planet gear 5 is arranged on the radial outer side of the oil bearing 9 through clearance fit.

In the present embodiment, the gear module of the gear shaft 3, the planetary gear 5 and the internal gear 6 is equal, and the number of teeth of the planetary gear 5 is greater than that of the gear shaft 3.

In this embodiment, an inner seat 10 and a branch lining 11 are installed on the radial inner side of the outer ring 1, one end of the branch lining 11 is connected with the inner seat 10, and the inner gear 6 is fixedly installed on the radial inner side of the branch lining 11.

Further, dabber 7 passes through interference fit fixed mounting in the through-hole of planet carrier 4, branch lining 11 pastes through epoxy glue and fixes at outer loop 1 inner wall, internal gear 6 glues fixed bonding on the radial inboard of branch lining 11 through epoxy.

In this embodiment, the end cap 2 is fixedly mounted on the inner seat 10 by a screw connection.

Further, the outer ring 1 and the inner seat 10 are both made of duralumin 2A12-T4 materials, the inner gear 6 is made of 20CrMo materials and needs to be subjected to thermal refining, and the oil-retaining bearing 9 is a copper-based oil-retaining bearing.

In the embodiment, a pressure plate 12 is arranged between the planet carrier 4 and the end cover 2, and the pressure plate 12 is fixedly installed on the planet carrier 4 through screws.

In this embodiment, the outer ring 1 has a circular ring structure.

The utility model discloses a theory of operation:

the utility model discloses the motor outside is equipped with twist grip, twist grip is through self internal thread and planet carrier 4 go up external screw thread threaded connection, twist grip utilizes the moment of torsion that produces to drive planet carrier 4 and rotates thereupon, dabber 7 is in the same place through interference fit fixed connection with planet carrier 4, therefore, rotary motion is made simultaneously to planet carrier 4 drive dabber 7, because planetary gear 5 simultaneously with internal gear 6, the meshing of pinion 3, thereby drive planetary gear 5 makes circular motion around internal gear 6, it is rotatory to drive pinion 3 simultaneously.

Because a pair of intermeshing's gear modulus equals, then the rotational speed of gear is the inverse ratio of number of teeth, the utility model discloses planetary gear 5's number of teeth is big, and the number of teeth of pinion 3 is little, and consequently the rotational speed of pinion 3 is higher than planetary gear 5's rotational speed to reach the mesh of speeding up.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used herein, they are used in a generic and descriptive sense only and not for purposes of limitation, the scope of the invention being defined by the following claims and their equivalents.

Claims

1. The utility model provides a be used in accelerating device on hand generator, includes outer loop (1), end cover (2) of fixed mounting at outer loop (1) opening part and locate pinion (3) at the radial middle part of outer loop (1), its characterized in that still includes:

the planet carrier (4), the radial inside of the outer ring (1) is provided with an internal gear (6), the planet carrier (4) is arranged on the inside of the internal gear (6) and the inside of the end cover (2), and a mandrel (7) is arranged in the planet carrier;

the planetary gear (5) is arranged on the outer side of the mandrel (7), and the planetary gear (5) is meshed with the internal gear (6) and the gear shaft (3) respectively.

2. A speed-raising device for use on a hand generator as claimed in claim 1, wherein: planet carrier (4) both sides are equipped with right ball bearing (8), oiliness bearing (9) are installed through clearance fit in the dabber (7) radial outside, install the radial outside at oiliness bearing (9) through clearance fit in planetary gear (5).

3. A speed-raising device for use on a hand generator as claimed in claim 1, wherein: the gear module of tooth axle (3), planetary gear (5) and internal gear (6) equals, the number of teeth of planetary gear (5) is greater than tooth axle (3) number of teeth.

4. A speed-raising device for use on a hand generator as claimed in claim 2, wherein: an inner seat (10) and a supporting lining (11) are installed on the radial inner side of the outer ring (1), one end of the supporting lining (11) is connected with the inner seat (10), and the inner gear (6) is fixedly installed on the radial inner side of the supporting lining (11).

5. A speed-raising device for a hand generator according to claim 4, wherein: the mandrel (7) is fixedly installed in a through hole of the planet carrier (4) in an interference fit mode, the support lining (11) is fixed to the inner wall of the outer ring (1) through epoxy resin glue, and the inner gear (6) is fixedly bonded to the radial inner side of the support lining (11) through epoxy resin glue.

6. A speed-raising device for a hand generator according to claim 4, wherein: the end cover (2) is fixedly arranged on the inner seat (10) through threaded connection.

7. A speed-raising device for a hand generator according to claim 4, wherein: the outer ring (1) and the inner seat (10) are both made of duralumin 2A12-T4 materials, the inner gear (6) is made of 20CrMo materials and needs to be subjected to quenching and tempering, and the oil-retaining bearing (9) is a copper-based oil-retaining bearing.

8. A speed-raising apparatus for use on a hand generator as claimed in any one of claims 1 to 7, wherein: be equipped with clamp plate (12) between planet carrier (4) and end cover (2), clamp plate (12) pass through screw fixed mounting on planet carrier (4).

9. A speed-raising device for use on a hand generator as claimed in claim 1, wherein: the outer ring (1) is of a circular ring structure.