CN213655680U

CN213655680U - Automatic oil filtering device for loader gearbox

Info

Publication number: CN213655680U
Application number: CN202022228229.4U
Authority: CN
Inventors: 阙智坚; 任高奇
Original assignee: Lonking Fujian Bridge Box Co Ltd
Current assignee: Lonking Fujian Bridge Box Co Ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-07-09
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses an automatic oil filtering device for a loader gearbox, which is characterized in that an oil suction port is arranged at the bottom of the gearbox, and an oil spraying port is arranged at the middle upper part; the left side of the oil suction port is sequentially connected with a pipe joint I, a ball valve, a pipe joint II, a fine filter, a pipe joint III and an oil suction pipe, the other end of the oil suction pipe is connected with an oil inlet of an electric oil suction pump, an oil outlet is connected with an oil outlet pipe, the other end of the oil outlet pipe is connected with an oil spraying pipe joint and then is installed on the oil spraying port, so that oil filtered by the fine filter is sprayed out from the oil spraying port to forcibly lubricate parts inside the gearbox; the electric oil suction pump arranged on the right side of the gear box is connected with the power supply of the whole machine through an electric wire. The utility model discloses simple structure, fluid filter effect are good, maintain convenient high-efficient, have solved among the prior art because of the operating mode load is big, operating environment is bad etc. causes the poor, need carry out the problem that frequently changes to gearbox fluid.

Description

Automatic oil filtering device for loader gearbox

Technical Field

The utility model relates to a loader gearbox assembly, concretely relates to loader gearbox fluid automatic filtration device.

Background

A hydraulic transmission is generally used as a transmission of a loader, and converts mechanical energy of an engine into hydraulic energy and reduces the hydraulic energy into mechanical energy. The torque converter with oil as a medium replaces a mechanically connected main clutch, and the working oil can absorb and eliminate impact vibration and noise caused by the engine and external load, so that a diesel engine and a transmission system are protected, and the service life of the loader is prolonged; on the other hand, lubrication, gear control and the like of parts in the gearbox are realized through oil. Along with the continuous progress of science and technology, the electric control gearbox is more and more widely applied to a high-end loader, the loader is mainly applied to earth and stone machines of construction projects such as roads, railways, buildings, hydropower, ports and mines, the cleanliness of oil liquid is poor due to large working condition load, harsh working environment and the like, but the requirement of the configured electric control operating valve on the cleanliness of the oil liquid is extremely high, the oil liquid of the gearbox is inevitably required to be frequently replaced, the maintenance cost is greatly improved, and the working efficiency and the enterprise benefit are reduced.

Disclosure of Invention

The utility model aims at overcoming above-mentioned defect, provide a simple structure, fluid filter effect is good, maintain convenient efficient loader gearbox fluid automatic filtration device to solve among the prior art because of the operating mode load is big, operational environment is bad for the inferior reason, cause the fluid cleanliness poor, need carry out the problem of frequent change to gearbox fluid.

In order to realize the purpose, the automatic oil filtering device of the loader gearbox is characterized in that an oil suction port is arranged at the bottom of the gearbox, and an oil spraying port is arranged at the upper part of the middle of the gearbox; the left side of the oil suction port is sequentially connected with a pipe joint I, a ball valve, a pipe joint II, a fine filter, a pipe joint III and one end of an oil suction pipe, the other end of the oil suction pipe is connected with an oil inlet end of an electric oil suction pump, an oil outlet end of the electric oil suction pump is connected with one end of the oil outlet pipe, the other end of the oil outlet pipe is connected with an oil spraying pipe joint, and the other end of the oil spraying pipe joint is installed on the oil spraying port; the oil spraying port is arranged, so that oil filtered by the fine filter is sprayed out from the oil spraying port, and the forced lubrication of parts in the gearbox is realized; the electric oil suction pump is arranged on the right side of the gearbox and is electrically connected with a power supply of the whole machine through an electric wire.

The loader gearbox filter element device with the structure has the following technical characteristics and beneficial effects:

1. the middle upper portion of gearbox 1 is equipped with drenches hydraulic fluid port 2, makes the fluid that has filtered through secondary filter 12 spray out from drenching hydraulic fluid port 2, realizes the force-feed lubrication to the inside spare part of gearbox 1, has promoted the reliability of product greatly.

2. The fine filter 12 and the electric oil suction pump 5 electrically connected with the power supply 6 of the whole machine are arranged, so that oil in the gearbox 1 can be forcibly filtered when the whole machine is started to work, the cleanliness of the oil is greatly improved, the problems that the cleanliness of the oil is poor and the oil in the gearbox needs to be frequently replaced due to large working condition load, harsh working environment and the like are solved, the maintenance cost is greatly reduced, the working efficiency is improved, the enterprise benefit is increased, and the product quality is ensured.

3. The ball valve 10 is arranged between the fine filter 12 and the oil suction port 8, after the operation is carried out for a period of time, when the fine filter 12 needs to be cleaned or replaced, the ball valve 10 can be directly closed, so that oil in the gearbox 1 cannot flow out, the fine filter 12 is detached to be cleaned or replaced at the moment, the maintenance efficiency is greatly improved, meanwhile, the oil cannot be lost, the oil cleanliness is guaranteed, the oil replacement period is prolonged, and the enterprise benefit is greatly improved.

By adopting the automatic oil filtering device for the loader gearbox, the problems that the cleanliness of oil is poor and the gearbox oil needs to be frequently replaced due to the reasons of large working condition load, harsh working environment and the like are solved, the maintenance cost is greatly reduced, the working efficiency is improved, and the enterprise benefit is increased.

Drawings

FIG. 1 is the main schematic sectional view of the automatic oil filtering device of the loader transmission

FIG. 2 is a schematic view of a partially enlarged structure of the area A in FIG. 1

Reference numerals: the oil-spraying device comprises a gearbox 1, an oil-spraying opening 2, an oil-spraying pipe joint 3, an oil outlet pipe 4, an electric oil suction pump 5, a complete machine power supply 6, an oil suction pipe 7, an oil suction opening 8, a pipe joint I9, a ball valve 10, a pipe joint II 11, a fine filter 12 and a pipe joint III 13.

Detailed Description

The automatic oil filtering device for the loader gearbox according to the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, the automatic oil filtering device for the loader gearbox is characterized in that an oil suction port 8 is arranged at the bottom of the gearbox 1, and an oil spraying port 2 is arranged at the upper middle part of the gearbox 1; the left side of the oil suction port 8 is sequentially connected with a pipe joint I9, a ball valve 10, a pipe joint II 11, a fine filter 12, a pipe joint III 13 and one end of an oil suction pipe 7, the other end of the oil suction pipe 7 is connected with the oil inlet end of an electric oil suction pump 5, the oil outlet end of the electric oil suction pump 5 is connected with one end of an oil outlet pipe 4, the other end of the oil outlet pipe 4 is connected with an oil drenching pipe joint 3, and the other end of the oil drenching pipe joint 3 is installed on the oil drenchi; the oil spraying port 2 is arranged, so that oil filtered by the fine filter 12 is sprayed out from the oil spraying port 2, and parts in the gearbox 1 are subjected to forced lubrication; the electric oil suction pump 5 is arranged on the right side of the gear box 1, and the electric oil suction pump 5 is electrically connected with the power supply 6 of the whole machine through an electric wire.

The ball valve 10 is arranged between the fine filter 12 and the oil suction port 8, when the fine filter 12 needs to be cleaned or replaced after working for a period of time, the ball valve 10 is directly closed, so that oil in the gearbox 1 cannot flow out, the fine filter 12 is detached for cleaning or replacement, the maintenance efficiency is greatly improved, meanwhile, the oil cannot be lost, the oil cleanliness is ensured, the oil replacement period is prolonged, and the enterprise benefit is greatly improved; the fine filter 12 and the electric oil suction pump 5 electrically connected with the power supply 6 of the whole machine are arranged, so that oil in the gearbox 1 can be forcibly filtered when the whole machine is started to work, the cleanliness of the oil is greatly improved, the problems that the cleanliness of the oil is poor and the oil in the gearbox needs to be frequently replaced due to the reasons of large working condition load, harsh working environment and the like are solved, the maintenance cost is greatly reduced, the working efficiency is improved, the enterprise benefit is increased, and the product quality is ensured.

The working principle is as follows:

when the electric oil suction pump works, the ball valve 10 is opened, the whole machine is started, the power supply 6 of the whole machine transmits electric power to the electric oil suction pump 5 through a wire, and the electric oil suction pump 5 starts to work; the fluid is from the suction port 8 suction, after the fine filter 12 filters, enter into oil absorption pipe 7, then carry in the electronic oil absorption pump 5, carry out oil pipe 4 from electronic oil absorption pump 5 again, spray out from drenching hydraulic fluid port 2 at last, the spare part to gearbox 1 inside has carried out the force lubrication, because the operating mode load is big, the harsh reason such as operational environment, it is poor to cause the fluid cleanliness, need carry out the problem of frequent change to gearbox fluid, greatly reduced the maintenance cost, the work efficiency is improved, the enterprise's benefit has been increased, and the product quality is guaranteed simultaneously.

When maintaining the maintenance, when needs wash or change fine filter 12, directly close ball valve 10, make the fluid in the gearbox 1 can not flow, pull down fine filter 12 this moment and wash or change, improved the efficiency of maintaining the maintenance greatly, fluid can not lose simultaneously, has guaranteed the fluid cleanliness, has prolonged the cycle that fluid was changed, has improved the performance of enterprises greatly.

Claims

1. The utility model provides a loader gearbox fluid automatic filtration device which characterized by: an oil suction port is arranged at the bottom of a gearbox, and an oil spraying port is arranged at the upper middle part of the gearbox; the left side of the oil suction port is sequentially connected with a pipe joint I, a ball valve, a pipe joint II, a fine filter, a pipe joint III and one end of an oil suction pipe, the other end of the oil suction pipe is connected with an oil inlet end of an electric oil suction pump, an oil outlet end of the electric oil suction pump is connected with one end of the oil outlet pipe, the other end of the oil outlet pipe is connected with an oil spraying pipe joint, and the other end of the oil spraying pipe joint is installed on the oil spraying port; the oil spraying port is arranged, so that oil filtered by the fine filter is sprayed out from the oil spraying port, and the forced lubrication of parts in the gearbox is realized; the electric oil suction pump is arranged on the right side of the gearbox and is electrically connected with a power supply of the whole machine through an electric wire.