CN220770081U

CN220770081U - Gear housing of engineering machinery gearbox

Info

Publication number: CN220770081U
Application number: CN202322091327.1U
Authority: CN
Inventors: 李海明; 黄小明; 来利洪; 范炯杰
Original assignee: Hangzhou Qianfeng Gear Co ltd
Current assignee: Hangzhou Qianfeng Gear Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-04-12
Anticipated expiration: 2033-08-04

Abstract

The utility model relates to the technical field of gearboxes, and discloses a gear housing of a gearbox of engineering machinery, which comprises a box body, wherein a sealing box door is hinged to the left side of the box body, a gear set is connected in the box body in a rotating manner, and lubricating components are arranged on the inner side and the outer side of the box body and comprise an oil storage cup, an oil dropping pipe, a suction pump, an oil receiving groove, a connecting pipe, a filter bottle and a filter screen. This engineering machine tool gearbox gear housing, through setting up oil storage cup, oil drip pipe and gear train, place oil drip pipe and oil storage cup directly over the gear train, let the lubricating oil of drip directly fall on the gear train, reduce fluid conveying structure, reduce the cost of use, and with the help of the inside meshing of gear train, let lubricating oil paint fast on the gear, improved user's oiling efficiency, be provided with the scale observation window on the oil storage cup simultaneously, be favorable to the user to observe the use of lubricating oil, in time add and supplement, reduce mechanical gearbox's loss.

Description

Gear housing of engineering machinery gearbox

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a gear housing of a gearbox of engineering machinery.

Background

A transmission, which is one of the main components of a construction machine and functions to output power input from an internal combustion engine to wheels or other transmission mechanisms after changing a transmission ratio, to drive the machine to travel or operate a corresponding structure, such as a gear box, etc., is a mechanical device for reducing by decelerating, increasing torque, and increasing, and is composed of two or more gears, one of which is driven by a motor, and the output speed of the transmission is inversely proportional to the gear ratio, and the transmission is generally preferable in constant speed applications.

For example, in a mechanical gear box with a chinese patent number of CN218761305U, lubricating oil is introduced into the interior of the gear box through an oil delivery pipe located at a side of the gear box to lubricate, but the utility model is difficult to lubricate the gear housing effectively, increases the loss of the lubricating oil, is easy to generate waste, is unfavorable for users to use, and meanwhile, the use condition of the lubricating oil is inconvenient to observe, so that the phenomenon of lubricating oil exhaustion easily occurs in use, affects the use efficiency of gears, and is unfavorable for users to add and use, so that an engineering mechanical gear box gear housing is proposed to solve the above problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the gear housing of the engineering machinery gearbox, which has the advantages of convenient observation, effective dripping, improved recovery efficiency and the like, and solves the problems that the structure in a comparison file is too big, the addition by a user is not facilitated, the loss and the use cost are increased, and the timely addition by the user is inconvenient.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an engineering machine tool gearbox gear housing, includes the box, the left side of box articulates there is sealed chamber door, the inside rotation of box is connected with the gear train, the inside and outside both sides of box are provided with lubrication assembly;

the lubricating assembly comprises an oil storage cup, an oil dripping pipe, a suction pump, an oil receiving groove, a connecting pipe, a filter flask and a filter screen, wherein the oil storage cup is arranged above the box body, the oil dripping pipe is fixedly arranged at the bottom of the oil storage cup, the suction pump is fixedly arranged at the top of the box body, the oil receiving groove is formed in the inner bottom wall of the box body, the connecting pipe is fixedly arranged at the suction port of the suction pump, the filter flask is fixedly arranged at the left side of the oil storage cup, and the filter screen is fixedly arranged inside the filter flask.

Further, the gear set comprises connecting shafts, gears and a shell, the three connecting shafts are rotatably connected in the box body, the gears are fixedly arranged on the outer surfaces of the connecting shafts, and the shells are arranged on the front side and the rear side of each gear.

Further, the three gears are connected in a meshed mode, at least ten round holes are formed in the outer surface of the shell, and the connecting shaft penetrates through the box body and extends to the outer portion of the box body.

Further, the drip tube runs through the box and extends to the inside of box, the surface of drip tube is provided with the valve, the top block of filter flask is connected with the sealing plug.

Further, the bottom of connecting pipe runs through and connects the oil groove and extends to the inside that connects the oil groove, connect the oil groove to be located the gear train under, the front side of oil storage cup is provided with the scale observation window.

Further, be provided with the transfer line between suction pump and the filter flask, the transfer line is located the top of filter screen, be provided with the honeycomb duct before the bottom of filter flask and the oil storage cup.

(III) beneficial effects

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this engineering machine tool gearbox gear housing, through setting up oil storage cup, oil drip pipe and gear train, place oil drip pipe and oil storage cup directly over the gear train, let the lubricating oil of drip directly fall on the gear train, reduce fluid conveying structure, reduce the cost that the staff used, and with the help of the inside meshing of gear train, let lubricating oil paint fast on the gear, the efficiency of user's oiling has been improved, be provided with the scale observation window of oil storage cup surface simultaneously, be favorable to the user to observe the service behavior of lubricating oil, the convenience is in time added and is supplemented, reduce the loss of mechanical gearbox, thereby prolong its life.

2. This engineering machine tool gearbox gear housing, the round hole of setting on the shell can be favorable to the heat dissipation of gear train, thereby the radiating efficiency of gearbox in the operation has been improved, further reduce the loss, simultaneously the oil receiving groove that sets up, honeycomb duct and suction pump, can drip the back with unnecessary lubricating oil on the gear train under the gravity factor, make its gathering in the inside of oil receiving groove, the person of facilitating the use retrieves through suction pump and connecting pipe, the loss in the dropwise add has been reduced, the utilization ratio to lubricating oil has been improved, and filter flask and the filter screen that set up are convenient carries out filtration treatment to the lubricating oil of collecting, avoid having impurity to mix in clean lubricating oil, thereby guaranteed the quality of lubricating oil, the use of user has been made things convenient for.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a rear partial cross-sectional view of the present utility model;

fig. 4 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a case; 2. sealing the box door; 3. a gear set; 301. a connecting shaft; 302. a gear; 303. a housing; 4. a lubrication assembly; 401. an oil storage cup; 402. a drip pipe; 403. a suction pump; 404. an oil receiving groove; 405. a connecting pipe; 406. a filter flask; 407. and (5) a filter screen.

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. 1-4, a gear housing of a gearbox of an engineering machine in this embodiment includes a box 1, a sealed box door 2 hinged to the left side of the box 1, a gear set 3 rotatably connected to the interior of the box 1, and lubrication assemblies 4 disposed on the inner and outer sides of the box 1.

In fig. 2, fig. 3 and fig. 4, the lubrication assembly 4 is composed of an oil storage cup 401, an oil dropping pipe 402, a suction pump 403, an oil receiving groove 404, a connecting pipe 405, a filter bottle 406, a filter screen 407 and other components, the oil storage cup 401 is arranged above the box 1 and used for storing lubricating oil, the oil dropping pipe 402 is arranged at the bottom of the oil storage cup 401, the amount of lubricating oil dripped into the gear set 3 is controlled through a valve, the oil dropping pipe 402 is positioned right above the gear set 3, the suction pump 403 is arranged at the top of the box 1 and used for sucking the lubricating oil accumulated in the oil receiving groove 404 through the connecting pipe 405, the oil receiving groove 404 is arranged on the inner bottom wall of the box 1, the oil on the gear set 3 can fall into the oil receiving groove 404 when excessively falls down, recycling is performed to reduce waste, the connecting pipe 405 is arranged at the suction port of the suction pump 403, the suction force of the suction pump 403 extends into the oil receiving groove 404, the filter bottle 406 is arranged at the left side of the oil storage cup 401 and used for providing a filtering space, and the filter screen 407 is arranged inside the filter bottle 406.

It should be noted that this section is intended to provide a background or context for the embodiments set forth in the claims and to omit detailed descriptions of known functions and known components, while fixed and movable mounting are determined according to the manner of actual use, and to ensure compatibility of the device, the means of operation employed are consistent with the parameters of the commercial instruments, and the description herein is not admitted to be prior art by inclusion in this section.

In practice, the method is carried out according to the following steps:

1) Firstly, the valve is rotated to enable the oil dropping pipe 402 to be in an open state, lubricating oil in the oil storage cup 401 drops downwards along the gravity and the oil dropping pipe 402 and falls on the gear 302 positioned in the middle, and the lubricating oil is distributed to the gears 302 on two sides through the meshing of the three gears 302;

2) Then, after one end of the valve is opened, the valve is closed, so that the oil dropping pipe 402 is in a closed state, and at the moment, after the gear set 3 rotates, lubricating oil is naturally smeared on the outer surface of teeth of the gear 302 through meshing;

3) Finally, the excessive oil naturally falls down due to gravity and drips into the oil receiving groove 404, at the moment, the suction pump 403 is started, waste oil accumulated in the oil receiving groove 404 is sucked through the connecting pipe 405, the waste oil is input into the filter bottle 406 through the infusion tube, and the waste oil is guided back into the oil storage cup 401 through the guide pipe after being filtered and purified by the filter screen 407.

To sum up, this engineering machine tool gearbox gear housing, through setting up oil storage cup 401, oil drip pipe 402 and gear train 3, place oil drip pipe 402 and oil storage cup 401 directly over gear train 3, let the lubricating oil of drip directly fall on gear train 3, reduce the oil conveying structure, reduce the cost that the staff used, and with the help of the inside meshing of gear train 3, let lubricating oil paint fast on gear 302, the efficiency of user's oiling has been improved, be provided with the scale observation window of oil storage cup 401 surface simultaneously, be favorable to the user to observe the service condition of lubricating oil, the convenience in time adds the supplement, reduce the loss of mechanical gearbox, thereby prolong its life.

Moreover, the round hole on the shell 303 can be favorable for the heat dissipation of the gear set 3, thereby improving the heat dissipation efficiency of the gearbox in operation, further reducing the loss, simultaneously, the oil receiving groove 404, the flow guide pipe 405 and the suction pump 403 are arranged, redundant lubricating oil on the gear set 3 can be gathered in the oil receiving groove 404 after being dropped under the gravity factor, the user can conveniently recover the lubricating oil through the suction pump 403 and the connecting pipe 405, the loss in the dropping process is reduced, the utilization rate of the lubricating oil is improved, the filter bottle 406 and the filter screen 407 are arranged for conveniently carrying out the filtration treatment on the collected lubricating oil, the impurity is prevented from being mixed into clean lubricating oil, thereby ensuring the quality of the lubricating oil, facilitating the use of the user, and solving the problems that the structure in a comparison file is swelling, the user is unfavorable for adding, the loss and the use cost are increased, and the user is inconvenient to timely add.

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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 an engineering machine tool gearbox gear housing, includes box (1), its characterized in that: the left side of the box body (1) is hinged with a sealing box door (2), a gear set (3) is rotatably connected in the box body (1), and lubricating assemblies (4) are arranged on the inner side and the outer side of the box body (1);

the lubricating assembly (4) comprises an oil storage cup (401), an oil dropping pipe (402), a suction pump (403), an oil receiving groove (404), a connecting pipe (405), a filter bottle (406) and a filter screen (407), wherein the oil storage cup (401) is arranged above the box body (1), the oil dropping pipe (402) is fixedly arranged at the bottom of the oil storage cup (401), the suction pump (403) is fixedly arranged at the top of the box body (1), the oil receiving groove (404) is formed in the inner bottom wall of the box body (1), the connecting pipe (405) is fixedly arranged at the suction port of the suction pump (403), the filter bottle (406) is fixedly arranged at the left side of the oil storage cup (401), and the filter screen (407) is fixedly arranged inside the filter bottle (406).

The gear set (3) comprises a connecting shaft (301), gears (302) and a shell (303), wherein the three connecting shafts (301) are rotatably connected in the box body (1), the gears (302) are fixedly arranged on the outer surface of the connecting shaft (301), and the shells (303) are arranged on the front side and the rear side of each gear (302);

the three gears (302) are connected in a meshed mode, at least ten round holes are formed in the outer surface of the shell (303), and the connecting shaft (301) penetrates through the box body (1) and extends to the outside of the box body (1).

2. A gear housing for a transmission of an engineering machine as claimed in claim 1, wherein: the oil drip pipe (402) penetrates through the box body (1) and extends to the inside of the box body (1), a valve is arranged on the outer surface of the oil drip pipe (402), and a sealing plug is connected to the top of the filter bottle (406) in a clamping mode.

3. A gear housing for a transmission of an engineering machine as claimed in claim 1, wherein: the bottom of connecting pipe (405) runs through oil receiving groove (404) and extends to the inside of oil receiving groove (404), oil receiving groove (404) are located gear train (3) under, the front side of oil storage cup (401) is provided with the scale observation window.

4. A gear housing for a transmission of an engineering machine as claimed in claim 1, wherein: an infusion tube is arranged between the suction pump (403) and the filter flask (406), the infusion tube is positioned above the filter screen (407), and a flow guide tube is arranged at the bottom of the filter flask (406) and in front of the oil storage cup (401).