CN220378846U

CN220378846U - Self-lubricating gear

Info

Publication number: CN220378846U
Application number: CN202321664262.9U
Authority: CN
Inventors: 朱燕
Original assignee: Jinhua Incheon Gear Co ltd
Current assignee: Jinhua Incheon Gear Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2024-01-23
Anticipated expiration: 2033-06-28

Abstract

The utility model relates to the technical field of transmission gears, and particularly provides a self-lubricating gear, which comprises: an outer gear, wherein the inner wall of the outer gear is connected with a mounting ring, and an inner gear is arranged above the mounting ring; further comprises: the lubricating assembly is arranged in the inner cavity of the outer gear and is used for lubricating the meshing part of the outer gear; and the mounting assembly is arranged on the inner wall of the external gear, is in contact with the internal gear but is not connected with the internal gear, and is used for fixing the internal gear on the inner side of the external gear. According to the utility model, the lubrication assembly is arranged, so that the gear can automatically lubricate the meshing part of the gear when in operation, thereby avoiding the phenomenon that the gear is accelerated due to insufficient lubrication.

Description

Self-lubricating gear

Technical Field

The utility model relates to the technical field of transmission gears, in particular to a self-lubricating gear.

Background

The gear is a mechanical element with teeth on the rim, and can continuously mesh and transmit motion and power, in the prior art, because gears are mutually meshed and transmitted, the convex tooth part of the gear is easy to wear, so that the gear needs to be lubricated regularly, and the transmission lubrication mode is generally to manually and regularly drip lubricating oil into the meshing part of the gear, so that the working efficiency is lower when the gear is lubricated, and therefore, the self-lubricating gear is needed to solve the technical problems.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a self-lubricating gear aiming at the defects in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a self-lubricating gear comprising: an outer gear, wherein the inner wall of the outer gear is connected with a mounting ring, and an inner gear is arranged above the mounting ring; further comprises: the lubricating assembly is arranged in the inner cavity of the outer gear and is used for lubricating the meshing part of the outer gear; and the mounting assembly is arranged on the inner wall of the external gear, is in contact with the internal gear but is not connected with the internal gear, and is used for fixing the internal gear on the inner side of the external gear.

The lubricating assembly comprises an oil storage tank, an oil inlet, an oil outlet and a valve assembly arranged in an inner cavity of the oil outlet;

the oil storage tank is further arranged in the inner cavity of the external gear;

the oil inlets are arranged above the external gear, a plurality of oil inlets are arranged, and blocking pieces are arranged on the plurality of oil inlets;

the oil outlet is arranged between two adjacent convex teeth of the external gear, a plurality of oil outlets are arranged, and the plurality of oil outlets are communicated with the oil storage tank.

Further set up, the valve subassembly is including setting up in the mounting panel of oil-out inner chamber, one side that the mounting panel is close to the external gear edge rotates and is connected with two rolling plates, one side that the external gear edge was kept away from to the rolling plate is connected with spring one, one end that the rolling plate was kept away from to spring one is connected with the installation piece, the installation piece sets up on the inner wall of oil-out.

Further setting, the installation component is including seting up in the mounting groove of installation component top, the bottom of mounting groove inner chamber is connected with the connecting plate, the one end of connecting plate runs through the external gear and is connected with the gag lever post, and the top of connecting plate is provided with the movable rod, the movable rod runs through the mounting groove and is connected with the handle, the outside of movable rod is provided with the spring two, the both ends of spring two are connected in the inner wall of connecting plate and mounting groove respectively.

The mounting ring is characterized in that a limiting groove is formed above the mounting ring, the limiting groove is in contact with the limiting rod but is not connected with the limiting rod, and the height of the mounting groove is larger than the sum of the thicknesses of the inner gear and the connecting plate.

Compared with the related art, the self-lubricating gear provided by the utility model has the following beneficial effects:

the utility model provides a self-lubricating gear, which can automatically lubricate a gear meshing part during working by arranging a lubricating assembly, so that the loss speed of the gear is prevented from being increased due to insufficient lubrication, and meanwhile, when the gear does not work, lubricating oil can be stored in an inner cavity of an oil storage tank by arranging a valve assembly at an oil outlet, so that the continuous outflow of the lubricating oil is avoided, and the use cost of the lubricating oil is reduced.

The utility model provides a self-lubricating gear, which is designed in a split manner through arranging an installation assembly, so that the integrated structural design of the traditional gear is changed, and when the convex tooth part of an external gear or an internal gear is damaged, the external gear or the internal gear can be replaced respectively, the whole gear is prevented from being replaced when the gear is damaged, the use cost of the gear is further saved, and meanwhile, the gear is convenient to replace and maintain.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an internal cross-sectional view of the external gear of the present utility model;

FIG. 3 is a schematic diagram of the internal gear structure of the present utility model;

FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 5 is an enlarged view of the structure of fig. 4 at B in accordance with the present utility model.

Reference numerals in the drawings: 1. an external gear; 2. a mounting ring; 3. an internal gear; 4. a lubrication assembly; 401. an oil storage tank; 402. an oil inlet; 403. an oil outlet; 404. a blocking member; 405. a mounting plate; 406. a rotating plate; 407. a first spring; 408. a mounting block; 5. a mounting assembly; 501. a mounting groove; 502. a connecting plate; 503. a limit rod; 504. a movable rod; 505. a second spring; 506. a handle; 507. and a limit groove.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Exemplary embodiments of the present utility model are illustrated in the accompanying drawings.

Referring to fig. 1-5, the present utility model provides a technical solution: a self-lubricating gear comprising: the outer gear 1 is connected with a mounting ring 2 on the inner wall of the outer gear 1, and an inner gear 3 is arranged above the mounting ring 2; further comprises: the lubrication assembly 4 is arranged in the inner cavity of the external gear 1, and the lubrication assembly 4 is used for lubricating the meshing part of the external gear 1; and a mounting assembly 5, the mounting assembly 5 being provided on an inner wall of the external gear 1, and the mounting assembly 5 being in contact with but not connected to the internal gear 3, the mounting assembly 5 being for fixing the internal gear 3 to an inner side of the external gear 1.

The lubrication assembly 4 comprises an oil storage tank 401, an oil inlet 402, an oil outlet 403 and a valve assembly arranged in an inner cavity of the oil outlet 403, the oil storage tank 401 is arranged in the inner cavity of the external gear 1, the oil inlet 402 is arranged above the external gear 1, the oil inlet 402 is provided with a plurality of oil inlets 402, 404 are arranged on the plurality of oil inlets 402, the oil outlet 403 is arranged between two adjacent convex teeth of the external gear 1, the plurality of oil outlets 403 are arranged, the plurality of oil outlets 403 are communicated with the oil storage tank 401, the valve assembly comprises a mounting plate 405 arranged in the inner cavity of the oil outlet 403, one side, close to the edge of the external gear 1, of the mounting plate 405 is rotationally connected with two rotating plates 406, one side, far away from the edge of the external gear 1, of the rotating plates 406 is connected with a spring I407, one end, far away from the rotating plates 406, of the spring I407 is connected with a mounting block 408, and the mounting block 408 is arranged on the inner wall of the oil outlet 403.

Specifically, firstly, the lubricating oil is filled into the oil storage tank 401 through the oil inlet 402, then the oil inlet 402 is plugged by the plugging piece 404, when the external gear 1 starts to rotate, the lubricating oil in the inner cavity of the oil storage tank 401 flows into each oil outlet 403 due to centrifugal force, the rotating plate 406 is pushed to the outer side of the external gear 1 due to the centrifugal force, the rotating plate 406 further rotates around the rotating shaft of the mounting plate 405, the rotating plate 406 stretches the first spring 407 fixedly connected with the rotating plate 406 during rotation, meanwhile, the lubricating oil flows out of the oil outlet 403, thereby lubricating the meshed part between the two external gears 1, further, the loss speed of the gears is accelerated due to insufficient lubrication, when the external gear 1 stops rotating, the rotating plate 406 is restored to the original position due to the tensile force generated by the first spring 407, so that the lubricating oil is prevented from continuously flowing out, and the use cost of the lubricating oil is reduced.

The installation component 5 is including seting up in the mounting groove 501 of installation component 5 top, the bottom of mounting groove 501 inner chamber is connected with connecting plate 502, the one end of connecting plate 502 runs through external gear 1 and is connected with gag lever post 503, and the top of connecting plate 502 is provided with movable rod 504, movable rod 504 runs through mounting groove 501 and is connected with handle 506, the outside of movable rod 504 is provided with spring two 505, the both ends of spring two 505 are connected in the inner wall of connecting plate 502 and mounting groove 501 respectively, the top of collar 2 is provided with spacing groove 507, spacing groove 507 and gag lever post 503 contact but do not connect, wherein, in order to be convenient for change internal gear 3, the height of mounting groove 501 is greater than the sum of internal gear 3 and connecting plate 502 thickness.

Specifically, pull handle 506 upwards for handle 506 drives and moves upwards rather than fixed connection's movable rod 504, movable rod 504 will drive rather than fixed connection's connecting plate 502 upward movement at the process that moves upwards, at this moment, connecting plate 502 will extrude rather than fixed connection spring two 505, simultaneously, connecting plate 502 drives rather than fixed connection's gag lever post 503 upward movement, at this moment, place inner gear 3 on collar 2, withdraw the effort to handle 506, connecting plate 502 will move downwards because the elastic potential energy that spring two 505 produced, thereby make connecting plate 502 drive gag lever post 503 downward movement and cup joint gag lever post 503 at the inner chamber of spacing groove 507, spacing inner gear 3, then cup joint whole gear on the integral key shaft, avoid at the during operation inner gear 3 because lack the constraint and lead to breaking away from with outer gear 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A self-lubricating gear, comprising:

the outer gear (1), the inner wall of the outer gear (1) is connected with a mounting ring (2), and an inner gear (3) is arranged above the mounting ring (2);

further comprises:

the lubrication assembly (4) is arranged in the inner cavity of the external gear (1), and the lubrication assembly (4) is used for lubricating the meshing part of the external gear (1);

the mounting assembly (5), the mounting assembly (5) is arranged on the inner wall of the external gear (1), the mounting assembly (5) is in contact with the internal gear (3) but is not connected with the internal gear, and the mounting assembly (5) is used for fixing the internal gear (3) on the inner side of the external gear (1).

2. A self-lubricating gear according to claim 1, characterized in that the lubricating assembly (4) comprises an oil storage tank (401), an oil inlet (402), an oil outlet (403) and a valve assembly arranged in the inner cavity of the oil outlet (403);

the oil storage tank (401) is arranged in the inner cavity of the external gear (1);

the oil inlets (402) are formed in the upper portion of the external gear (1), a plurality of oil inlets (402) are formed, and blocking pieces (404) are arranged on the plurality of oil inlets (402);

the oil outlets (403) are arranged between two adjacent convex teeth of the external gear (1), the plurality of oil outlets (403) are arranged, and the plurality of oil outlets (403) are communicated with the oil storage tank (401).

3. A self-lubricating gear according to claim 2, characterized in that the valve assembly comprises a mounting plate (405) arranged in the inner cavity of the oil outlet (403), two rotating plates (406) are rotatably connected to one side of the mounting plate (405) close to the edge of the external gear (1), a spring one (407) is connected to one side of the rotating plates (406) far away from the edge of the external gear (1), a mounting block (408) is connected to one end of the spring one (407) far away from the rotating plates (406), and the mounting block (408) is arranged on the inner wall of the oil outlet (403).

4. The self-lubricating gear according to claim 1, wherein the mounting assembly (5) comprises a mounting groove (501) formed in the upper portion of the mounting assembly (5), a connecting plate (502) is connected to the bottom of an inner cavity of the mounting groove (501), one end of the connecting plate (502) penetrates through the external gear (1) and is connected with a limiting rod (503), a movable rod (504) is arranged above the connecting plate (502), the movable rod (504) penetrates through the mounting groove (501) and is connected with a handle (506), a second spring (505) is arranged on the outer side of the movable rod (504), and two ends of the second spring (505) are connected with the connecting plate (502) and the inner wall of the mounting groove (501) respectively.

5. A self-lubricating gear according to claim 4, characterized in that a limit groove (507) is provided above the mounting ring (2), the limit groove (507) is in contact with the limit bar (503) but not connected, and the height of the mounting groove (501) is larger than the sum of the thicknesses of the inner gear (3) and the connecting plate (502).