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CN-224214278-U - Oil bath type air filter with self-heating device

CN224214278UCN 224214278 UCN224214278 UCN 224214278UCN-224214278-U

Abstract

The utility model belongs to the technical field of oil bath type air filters, in particular to an oil bath type air filter with a self-heating device, which comprises a main body, wherein the upper end of the main body is provided with an air inlet, the outer side of the main body is provided with an air outlet, an air inlet channel is formed in the main body, a filter plate is arranged at the bottom end of the air inlet channel, an oil pool is arranged at the bottom end of the main body, an annular cavity is formed in the main body, a filter element is arranged in the annular cavity, and the main body comprises a filling cavity, a heating ring pipe and a connecting wire. According to the utility model, through the filling cavity, the heating ring pipe and the aerogel filling piece, the heating mechanism (heating ring pipe) is arranged inside the oil bath type air filter without being externally arranged, and additional oil way pipeline connection is not needed, so that the risk of oil leakage and the risk of fire are avoided, the temperature in the oil tank is prevented from being scattered outwards, the influence of external low temperature on the oil tank is prevented, the temperature maintenance time of the heated oil in the oil tank is prolonged, the accelerated oxidation of the oil caused by frequent heating of the oil is avoided, and the service life and the filtering effect of the oil are ensured.

Inventors

  • Fei Yujun
  • CHEN DEKANG
  • LI JIANDONG

Assignees

  • 重庆金浪机电制造有限公司

Dates

Publication Date
20260508
Application Date
20250715

Claims (7)

  1. 1. The oil bath type air filter with the self-heating device comprises a main body (1), wherein an air inlet (2) is formed in the upper end of the main body (1), and an air outlet (3) is formed in the outer side of the main body (1), and the oil bath type air filter is characterized in that an air inlet channel (4) is formed in the main body (1), a filter plate (5) is arranged at the bottom end of the air inlet channel (4), an oil pool (6) is arranged at the bottom end of the inside of the main body (1), an annular cavity (9) is formed in the main body (1), a filter element (7) is arranged in the annular cavity (9), an aerogel filling piece (8) is embedded in the lower end of the main body (1), and a round hole (10) is formed in the filter plate (5); The main body (1) comprises a filling cavity (101), a heating ring pipe (102) and connecting wires (103), wherein the heating ring pipe (102) is arranged in the filling cavity (101), and the connecting wires (103) are arranged on one side of the heating ring pipe (102).
  2. 2. The oil bath type air filter with the self-heating device according to claim 1, wherein the air inlet (2) is communicated with the air inlet channel (4), and the filter plate (5) is fixedly arranged in the main body (1) and is tightly attached to the inner wall of the main body (1).
  3. 3. The oil bath air filter with the self-heating device according to claim 1, wherein the round hole (10) corresponds to the lower end of the air inlet channel (4), the round hole (10) is communicated with the air inlet channel (4), and the filter element (7) is fixedly arranged in the annular cavity (9) and is matched with the annular cavity (9).
  4. 4. The oil bath type air filter with the self-heating device according to claim 1, wherein a filling cavity (101) is formed between the inner wall of the oil pool (6) and the outer side of the main body (1), and the heating ring pipe (102) is fixedly arranged in the filling cavity (101).
  5. 5. An oil bath air filter with self-heating device as claimed in claim 1, wherein the heating loops (102) are three groups, the three groups of heating loops (102) are connected in series with each other and are connected with a connecting wire (103), and the connecting wire (103) extends out of the main body (1) to be connected with an external temperature control device.
  6. 6. An oil bath air filter with self-heating device as claimed in claim 1, wherein the aerogel filler (8) is fixedly arranged in the filling cavity (101) and is closely attached to the heating collar (102).
  7. 7. The oil bath type air filter with the self-heating device according to claim 1, wherein organic oil is added into the oil tank (6), and the air outlet (3) is communicated with the annular cavity (9).

Description

Oil bath type air filter with self-heating device Technical Field The utility model relates to the technical field of oil bath type air filters, in particular to an oil bath type air filter with a self-heating device. Background An Oil Bath air filter (Oil path AIR FILTER) is an air filtering device commonly used for an internal combustion engine or industrial equipment, and mainly captures dust and particulate matters in the air through the adhesion of Oil liquid, thereby protecting the engine or equipment from pollution. The prior art has the following defects that in the prior art, application number 202322342531.6 is provided, an oil bath type air filter assembly with a self-heating device comprises an oil bath type air filter shell, a filter screen, a lower shell partition plate, a heat conduction steel pipe, a water cold bank and a connecting pipeline, wherein the oil bath type air filter shell comprises an oil bath type air filter upper shell and an oil bath type air filter lower shell, the filter screen is arranged at the joint of the oil bath type air filter upper shell and the oil bath type air filter lower shell, the lower shell partition plate is welded on the oil bath type air filter lower shell, the oil bath type air filter lower shell is divided into an upper cavity and a lower cavity, the upper cavity is an oil liquid containing cavity, the heat conduction steel pipe is arranged in the lower cavity, and the heat conduction steel pipe is connected with the water cold bank through the connecting pipeline to realize waterway circulation. The utility model is divided into two chambers, has a heating function, can still keep good engine oil fluidity under extremely cold working conditions, is beneficial to prolonging the maintenance period of the air filter and protecting the engine, and is simple and reliable without additional maintenance. The equipment adopts external heating mechanism (water cold treasured) to cooperate heat conduction steel pipe to heat the inside fluid of oil bath formula air cleaner when using, make it also can ensure the mobility of fluid under extremely cold condition, avoid fluid to become sticky because of cold, the heating mechanism (water cold treasured) has increased the complexity of oil bath formula air cleaner installation with being connected of oil bath formula air cleaner, consider both's compatibility simultaneously, external heating mechanism (water cold treasured) is connected with oil bath formula air cleaner through extra oil circuit pipeline, the risk of leakage of fluid has been increased, heated fluid can form the risk of firing to fuel system if producing to leak, simultaneously to the fluid in the oil bath formula air cleaner does not have effectual insulation construction, after the fluid is heated, if external environment's temperature is lower, the fluid cooling is faster, need frequent heating fluid, frequent heating can accelerate the oxidation process of fluid, lead to the fluid metamorphism, influence life and the filter effect of fluid. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an oil bath type air filter with a self-heating device, which aims to solve the problems in the prior art. The oil bath type air filter with the self-heating device comprises a main body, wherein an air inlet is formed in the upper end of the main body, an air outlet is formed in the outer side of the main body, an air inlet channel is formed in the main body, a filter plate is arranged at the bottom end of the air inlet channel, an oil pool is arranged at the bottom end of the inner part of the main body, an annular cavity is formed in the main body, a filter element is arranged in the annular cavity, an aerogel filling piece is embedded in the lower end of the main body, and a round hole is formed in the filter plate; The main part is including filling chamber, heating ring canal and connecting wire, it is provided with the heating ring canal to fill the intracavity, heating ring canal one side is provided with the connecting wire. As a preferable technical scheme of the utility model, the air inlet is communicated with the air inlet channel, and the filter plate is fixedly arranged in the main body and closely attached to the inner wall of the main body. As a preferable technical scheme of the utility model, the position of the round hole corresponds to the lower end of the air inlet channel, the round hole is communicated with the air inlet channel, and the filter element is fixedly arranged in the annular cavity and is matched with the annular cavity. As a preferable technical scheme of the utility model, a filling cavity is arranged between the inner wall of the oil pool and the outer side of the main body, and the heating ring pipe is fixedly arranged in the filling cavity. As a preferable technical scheme of the utility model, the three groups of heating annular pipes are connected in series and connected wit