CN218913641U

CN218913641U - Reverse gear carrier gear

Info

Publication number: CN218913641U
Application number: CN202320018477.7U
Authority: CN
Inventors: 王晓渝
Original assignee: Chongqing Datong Machinery Factory
Current assignee: Chongqing Datong Machinery Factory
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-04-25
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses a reverse gear carrier gear, which comprises an inner sleeve, wherein an outer sleeve is fixedly sleeved on the outer side wall of the inner sleeve, two groups of connecting devices are symmetrically arranged on the inner side wall of the inner sleeve in an up-down mode, a group of weight reducing devices are respectively arranged on the front side and the rear side of the outer sleeve, each group of connecting devices comprises a connecting key and two key grooves, each group of weight reducing devices comprises a weight reducing groove, each group of two key grooves are symmetrically arranged on the two sides of the connecting key on the corresponding side of the key grooves, the weight reducing grooves are arranged on the outer side wall of the corresponding side of the outer sleeve and are annular grooves, and a group of weight reducing holes are formed in the middle of the side wall of the opposite side of each weight reducing groove. According to the utility model, the integral reverse gear carrier gear adopts a good weight-reducing structural design, namely, the integral gear is provided with the weight-reducing groove and the weight-reducing hole, and when the integral reverse gear carrier gear is assembled and installed, the integral reverse gear carrier gear is convenient and fast to assemble and disassemble.

Description

Reverse gear carrier gear

Technical Field

The utility model relates to the field of gears, in particular to a reverse gear carrier gear.

Background

The gear means a mechanical element on the rim, which is continuously engaged with the gear to transmit motion and power. The gear can be divided into gear teeth, tooth grooves, end faces, normal faces, tooth top circles, tooth root circles, base circles, reference circles and the like according to the structure. Common steels for gear manufacturing are quenched and tempered steel, quenched steel, carburized and quenched steel, and nitrided steel.

The utility model of the prior art publication No. CN217152884U relates to an anti-backlash gear, which comprises a first gear and a second gear, wherein the middle position of the first gear is fixedly provided with a shaft lever, the second gear is sleeved on the shaft lever, one side of the first gear is uniformly embedded and provided with a buffer piece, one side of the shaft lever, which is positioned on the second gear, is sleeved with a limiting ring, the other end of the shaft lever is in threaded connection with a fixing nut, one side of the fixing nut is tightly pressed with one side of the limiting ring, and when the anti-backlash gear is rotated at a high speed, the anti-backlash gear utilizes the centrifugal force of the balls to push one end of the buffer piece, so that the buffer piece pushes a baffle plate, the first gear and the second gear are staggered, buffering is convenient to carry out, a spring is avoided, metal fatigue is caused when the anti-backlash gear is used for a long time, and rubber blocks are arranged at two sides of the inside of a notch through a lantern ring and the fixing block, so that the rubber blocks exert corresponding elasticity on the fixing block, the anti-backlash effect is further improved, and the anti-backlash gear is convenient to use.

However, the above device has the following problems in use: when current reverse gear carrier gear uses, it lacks good cooperation connection structure, carries out the assembly cooperation installation during operation of whole reverse gear carrier gear, and its connected mode is single, and whole cooperation connection installation performance is relatively poor, and current reverse gear carrier gear lacks good weight reduction structural design in addition, and when whole reverse gear carrier gear assembled and installed and use, its convenience of cooperation assembly dismouting is relatively poor.

Disclosure of Invention

The utility model aims to solve the technical problem that the existing reverse gear carrier gear lacks a good matching connection structure and a good weight reduction structure design.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a reverse gear carrier gear, including the endotheca, the endotheca lateral wall has fixedly cup jointed the overcoat, the endotheca inside wall is the upper and lower symmetry form and is provided with two sets of connecting device, both sides respectively are provided with a set of weight-reducing device around the overcoat, every group connecting device include a connecting key and two keyway, every group weight-reducing device includes a weight-reducing groove, every group two the keyway is located its one side connecting key both sides that corresponds and is the symmetry form setting, weight-reducing groove sets up in overcoat one side lateral wall that corresponds and be the ring channel, two weight-reducing groove has seted up a set of lightening hole in the middle of one side lateral wall opposite to each other.

Through above-mentioned technical scheme, whole reverse gear carrier gear adopts has good weight-reducing structural design, and weight-reducing groove and lightening hole have been seted up to whole gear promptly, and when whole reverse gear carrier gear assembled installation was used, its cooperation assembly dismouting's convenience is better.

The utility model is further provided with: the plurality of weight reducing holes are arranged in an annular equidistant mode, the inner side wall of the inner sleeve is fixedly connected with the side wall of the connecting key at the side away from the connecting key, and the key slot is formed in the inner side wall of the inner sleeve.

Through above-mentioned technical scheme, it is provided with good cooperation connection structure, is provided with independent connecting key and keyway structure promptly, carries out the assembly cooperation installation during operation of whole reverse gear carrier gear, and its connected mode is not single, and whole cooperation connection installation performance is better.

The utility model is further provided with: the middle part fixedly connected with a set of tooth piece in overcoat lateral wall, a set of tooth piece is a plurality of and be annular equidistance form setting, a set of recess has respectively been seted up to endotheca front and back both sides wall intermediate position, two sets of the recess is the front and back symmetry form setting, every group the recess is two and is the symmetry form setting, recess inside wall fixedly connected with stiffening block.

Through the technical scheme, the integral reverse gear carrier gear is of an integrated structural design, the plurality of tooth blocks on the outer side of the integral reverse gear carrier gear can be matched with gears for meshing installation, and the reinforcing blocks in the inner sleeve grooves of the integral reverse gear carrier gear play a role in reinforcing the integral gear structure.

The beneficial effects of the utility model are as follows:

1. the utility model is provided with a good matching connection structure, namely an independent connection key and key groove structure, so that when the assembly and the matching installation work of the integral reverse gear carrier gear are carried out, the connection mode is not single, and the integral matching connection installation performance is good;

2. according to the utility model, the integral reverse gear carrier gear adopts a good weight-reducing structural design, namely, the integral gear is provided with the weight-reducing groove and the weight-reducing hole, and when the integral reverse gear carrier gear is assembled and installed, the integral reverse gear carrier gear is convenient and fast to assemble and disassemble.

Drawings

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is a perspective view of the external structure of the present utility model;

fig. 3 is a perspective view of the internal structure of the present utility model.

In the figure: 1. an inner sleeve; 2. a jacket; 3. a groove; 4. a reinforcing block; 5. a key slot; 6. a connecting key; 7. a weight reduction groove; 8. a lightening hole; 9. tooth blocks.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-3, a reverse gear carrier gear comprises an inner sleeve 1, an outer sleeve 2 is fixedly sleeved on the outer side wall of the inner sleeve 1, two groups of connecting devices are symmetrically arranged on the inner side wall of the inner sleeve 1 up and down, a group of weight reducing devices are respectively arranged on the front side and the rear side of the outer sleeve 2, each group of connecting devices comprises a connecting key 6 and two key grooves 5, each group of weight reducing devices comprises a weight reducing groove 7, each group of two key grooves 5 are symmetrically arranged on two sides of the connecting key 6 on one corresponding side of the corresponding connecting key, the weight reducing grooves 7 are arranged on the outer side wall of the outer sleeve 2 and are annular grooves, a group of weight reducing holes 8 are formed in the middle of the side wall of the opposite sides of the two weight reducing grooves 7, the whole reverse gear carrier gear adopts a good weight reducing structure design, namely the weight reducing grooves 7 and the weight reducing holes 8 are formed in the whole gear, and convenience in assembly and disassembly is good when the whole reverse gear carrier gear is assembled and installed.

As shown in fig. 1-3, a plurality of weight reducing holes 8 are formed in an annular equidistant shape, two connecting keys 6 are fixedly connected with the inner side wall of the inner sleeve 1 from the side wall of one side, a key slot 5 is formed in the inner side wall of the inner sleeve 1 and is provided with a good matching connection structure, namely, an independent connecting key 6 and key slot 5 structure is arranged, and when the integral reverse gear carrier gear is assembled and matched and installed, the connecting mode is not single, and the integral matching connection installation performance is good.

As shown in fig. 1-3, a group of tooth blocks 9 are fixedly connected to the middle part of the outer side wall of the outer sleeve 2, the plurality of tooth blocks 9 are arranged in an annular equidistant mode, a group of grooves 3 are respectively formed in the middle positions of the front side wall and the rear side wall of the inner sleeve 1, the two groups of grooves 3 are symmetrically arranged in the front-back mode, each group of grooves 3 are symmetrically arranged in the two mode, reinforcing blocks 4 are fixedly connected to the inner side wall of each groove 3, the integral reverse gear carrier gear is of an integrated structural design, the plurality of tooth blocks 9 on the outer side of the integral reverse gear carrier gear can be matched with the gear for meshing installation, and the reinforcing blocks 4 in the grooves 3 of the inner sleeve 1 play a reinforcing role of the integral gear structure.

When the integral reverse gear carrier gear is used, the integral reverse gear carrier gear adopts a good weight-reducing structure design, namely, the integral gear is provided with the weight-reducing groove 7 and the weight-reducing hole 8, when the integral reverse gear carrier gear is assembled and installed, the integral reverse gear carrier gear is convenient and fast to assemble and disassemble, and is provided with a good matched connection structure, namely, an independent connection key 6 and a key slot 5 structure are arranged, when the integral reverse gear carrier gear is assembled and installed, the connection mode is not single, the integral matched connection installation performance is good, the integral reverse gear carrier gear is of an integrated structure design, the integral reverse gear carrier gear can be assembled in a matched gear meshing way through a plurality of tooth blocks 9 on the outer side of the integral reverse gear carrier gear, and the reinforcing blocks 4 in the grooves 3 of the inner sleeve 1 play a reinforcing role of the integral gear structure.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a reverse gear carrier gear, includes endotheca (1), its characterized in that: the outer side wall of the inner sleeve (1) is fixedly sleeved with the outer sleeve (2), two groups of connecting devices are symmetrically arranged on the inner side wall of the inner sleeve (1) up and down, and a group of weight reducing devices are respectively arranged on the front side and the rear side of the outer sleeve (2);

each group of connecting devices comprises a connecting key (6) and two key grooves (5), each group of weight-reducing devices comprises a weight-reducing groove (7), and each group of two key grooves (5) are symmetrically arranged on two sides of the connecting key (6) on the corresponding side;

the weight reducing grooves (7) are formed in the outer side wall of the corresponding side of the outer sleeve (2) and are annular grooves, and a group of weight reducing holes (8) are formed in the middle of the side wall of the opposite sides of the two weight reducing grooves (7).

2. A reverse gear carrier gear according to claim 1, wherein: the plurality of weight reducing holes (8) are arranged in an annular equidistant mode.

3. A reverse gear carrier gear according to claim 1, wherein: the side wall of the side, away from one side, of the two connecting keys (6) is fixedly connected with the inner side wall of the inner sleeve (1).

4. A reverse gear carrier gear according to claim 1, wherein: the key groove (5) is formed in the inner side wall of the inner sleeve (1).

5. A reverse gear carrier gear according to claim 1, wherein: the middle part of the outer side wall of the outer sleeve (2) is fixedly connected with a group of tooth blocks (9), and the plurality of tooth blocks (9) are arranged in an annular equidistant mode.

6. A reverse gear carrier gear according to claim 1, wherein: a group of grooves (3) are respectively formed in the middle positions of the front side wall and the rear side wall of the inner sleeve (1), and the two groups of grooves (3) are symmetrically arranged in the front-back direction.

7. The reverse gear carrier gear of claim 6, wherein: each group of grooves (3) are two and symmetrically arranged, and reinforcing blocks (4) are fixedly connected to the inner side walls of the grooves (3).