CN220850693U

CN220850693U - Gear box body

Info

Publication number: CN220850693U
Application number: CN202322394238.4U
Authority: CN
Inventors: 程大强; 桂燕; 张丽
Original assignee: Chengdu Wanmeidi Technology Co ltd
Current assignee: Chengdu Wanmeidi Technology Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-26
Anticipated expiration: 2033-09-05

Abstract

The utility model discloses a gearbox body, which comprises a box body, wherein an input end connecting shaft, two transmission shafts and an output end connecting shaft are rotatably arranged in the box body, the input end connecting shaft and the output end connecting shaft are respectively in transmission connection with the two transmission shafts through a gear set A and a gear set B, the two transmission shafts are in transmission connection through a gear set C, a short cylinder with an upward opening is fixedly penetrated through the top of the box body, a telescopic rod is fixedly arranged at the bottom of the inner wall of the short cylinder, a spring is sleeved on the surface of the telescopic rod, a piston is fixedly arranged at the top end of the telescopic rod, and oil leakage holes are formed in two sides of the short cylinder. The gear box body is convenient to add lubricant by pressing down the position of the oil leakage hole at the position where the piston can be leaked when in use, after the lubricant is added, the piston resets under the action of the spring to seal the box body, the lubricant can be added on the premise that the box body is not required to be opened and the tightness of the box body is not damaged, and the adding process is simple and convenient.

Description

Gear box body

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a gearbox body.

Background

Gearboxes are mechanical devices that transmit power and motion, and have a long history. The gear box is an indispensable part of most machines because of the characteristics of large speed ratio, large transmission power, high reliability, accurate transmission ratio and the like.

The working environment of the gear box is quite severe, so the gear box is generally airtight, gears in the gear box are protected, however, the gears need to be added with lubricant regularly during working, excessive abrasion of the gears is avoided, and the existing gear box needs to be opened when the lubricant is added, so that the gear box is quite inconvenient.

The utility model therefore proposes a gearbox which facilitates the addition of lubricant.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a gearbox body for solving the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the gearbox comprises a box body, wherein an input end connecting shaft, two transmission shafts and an output end connecting shaft are rotatably arranged in the box body, the input end connecting shaft and the output end connecting shaft are respectively in transmission connection with the two transmission shafts through a gear set A and a gear set B, and the two transmission shafts are in transmission connection through a gear set C;

The top of box is fixed to be run through and is had the ascending short section of thick bamboo of opening, the bottom of short section of thick bamboo inner wall is fixed with the telescopic link to the surface cover of telescopic link is equipped with the spring, the top of telescopic link is fixed with the piston, the oil leak hole has all been seted up to the both sides of short section of thick bamboo, the oil leak hole is located the below of piston.

Preferably, the top of the box body is provided with a mounting hole, and the short cylinder is welded and fixed on the inner wall of the mounting hole.

Preferably, the number of the mounting holes is identical to that of the gear sets in the box body, and the mounting holes are respectively arranged right above each gear set.

Preferably, the ends of the input end connecting shaft and the output end connecting shaft penetrate through the box body and extend out of the box body.

Preferably, when the self gravity of the piston is balanced with the elastic force of the spring, the top of the piston is flush with the top of the box body.

Advantageous effects

The utility model provides a gearbox body. The beneficial effects are as follows:

(1) The gearbox box body is convenient to add the lubricant by pressing down the position of the oil leakage hole at the position where the piston can be leaked, after the lubricant is added, the piston resets under the action of the spring to seal the box body, the lubricant can be added on the premise that the box body is not required to be opened and the tightness of the box body is not damaged, and the adding process is simple and convenient.

Drawings

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

FIG. 2 is a schematic view of the top of the case of the present utility model;

FIG. 3 is a schematic view of the structure of the inside of the short cylinder of the present utility model.

In the figure: 1. the device comprises a box body 2, an input end connecting shaft 3, a transmission shaft 4, an output end connecting shaft 5, a gear set A6, a gear set B7, a gear set C8, a short cylinder 9, a telescopic rod 10, a spring 11, a piston 12, a mounting hole 13 and a mounting hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the gearbox box body comprises a box body 1, wherein an input end connecting shaft 2, two transmission shafts 3 and an output end connecting shaft 4 are rotatably arranged in the box body 1, the ends of the input end connecting shaft 2 and the output end connecting shaft 4 penetrate through the box body 1 and extend out of the box body 1, the input end connecting shaft 2 and the output end connecting shaft 4 are respectively in transmission connection with the two transmission shafts through a gear set A5 and a gear set B6, and the two transmission shafts 3 are in transmission connection through a gear set C7;

The top of the box 1 is fixedly penetrated with a short cylinder 8 with an upward opening, a telescopic rod 9 is fixed at the bottom of the inner wall of the short cylinder 8, a spring 10 is sleeved on the surface of the telescopic rod 9, a piston 11 is fixed at the top of the telescopic rod 9, oil leakage holes 12 are formed in two sides of the short cylinder 8, which are flush with the top of the box 1, of the top of the piston 11 when self gravity and the elastic force of the spring are balanced, the oil leakage holes 12 are located below the piston 11, when lubricant is added, the piston is located below the oil leakage holes 12 on the short cylinder 8 only by using the opening part of a lubricant bottle, the piston is pressed downwards, then the lubricant is extruded out from the oil leakage holes 12, the lubricant falls onto a gear set along the outer wall of the short cylinder, the piston is loosened after the addition is completed, the piston automatically resets under the action of the spring, and the piston shields the oil leakage holes, so that the tightness of the inside of the box 1 is ensured.

In this embodiment, the top of the case 1 is provided with the mounting hole 12, the short cylinder 8 is welded and fixed on the inner wall of the mounting hole 12, the number of the mounting hole 12 and the short cylinder 8 is identical to the number of the gear sets in the case 1, and the mounting hole 12 is respectively provided right above each gear set, and the lubricant is separately added to each gear set, so that the sufficient lubricant is ensured to be maintained on each gear set.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a gear box, includes box (1), its characterized in that: the box body (1) is internally provided with an input end connecting shaft (2), two transmission shafts (3) and an output end connecting shaft (4) in a rotating mode, the input end connecting shaft (2) and the output end connecting shaft (4) are respectively in transmission connection with the two transmission shafts through a gear set A (5) and a gear set B (6), and the two transmission shafts (3) are in transmission connection through a gear set C (7);

The top of box (1) is fixed to run through has ascending short section of thick bamboo (8) of opening, the bottom of short section of thick bamboo (8) inner wall is fixed with telescopic link (9) to the surface cover of telescopic link (9) is equipped with spring (10), the top of telescopic link (9) is fixed with piston (11), oil leak hole (12) have all been seted up to the both sides of short section of thick bamboo (8), oil leak hole (12) are located the below of piston (11).

2. A gearbox casing according to claim 1, wherein: the top of the box body (1) is provided with a mounting hole (13), and the short cylinder (8) is welded and fixed on the inner wall of the mounting hole (13).

3. A gearbox casing according to claim 2, wherein: the number of the mounting holes (13) is consistent with that of the gear sets in the box body (1), and the mounting holes (13) are respectively arranged right above each gear set.

4. A gearbox casing according to claim 1, wherein: the ends of the input end connecting shaft (2) and the output end connecting shaft (4) penetrate through the box body (1) and extend out of the box body (1).

5. A gearbox casing according to claim 1, wherein: when the self gravity of the piston (11) is balanced with the elasticity of the spring, the top of the piston (11) is flush with the top of the box body (1).