CN215672395U

CN215672395U - Automatic gearbox filter

Info

Publication number: CN215672395U
Application number: CN202122298735.5U
Authority: CN
Inventors: 张彬; 刘斌; 周书元
Original assignee: Anhui Huadu Global Automatic Transmission Co ltd
Current assignee: Anhui Huadu Global Automatic Transmission Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-01-28
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to the technical field of gearbox filters, and discloses an automatic gearbox filter which comprises a basic filter, wherein the upper end and the lower end of the basic filter are fixedly connected with a first auxiliary filter and a second auxiliary filter through a first oil pipeline and a second oil pipeline respectively, the top end of the first auxiliary filter is connected with an external oil supply pump, the automatic gearbox filter is characterized in that the first auxiliary filter is arranged at the liquid inlet end of the conventional basic filter, the first auxiliary filter can firstly pre-filter internal impurities of engine oil, then a large liquid storage space is formed by a filter plate and the lower space of a shell, so that the filtered engine oil can be stored in the large amount, when the engine oil needs to flow, the upper filter plate normally filters, and the lower space can ensure normal and efficient fluidity, the problem of reduction of the fluidity of the engine oil caused by the filter plate does not need to be considered too much, and the practicability of the device is greatly improved.

Description

Automatic gearbox filter

Technical Field

The utility model relates to the technical field of transmission filters, in particular to an automatic transmission filter.

Background

The oil filter is also called as an oil grid and is used for removing impurities such as dust, metal particles, various precipitates and the like in engine oil and further protecting the normal use of an engine, the oil filter is divided into a full-flow type filter and a split-flow type filter, the full-flow type filter is connected between the oil pump and a main oil duct in series, so that all lubricating oil entering the main oil duct can be filtered, the split-flow type cleaner is connected with the main oil duct in parallel, and only part of lubricating oil sent by the oil pump is filtered, but the existing filter has low filtering efficiency and zero filtering efficiency under certain special conditions, wherein the low filtering efficiency is mainly that a single filter cannot be well optimized between the fluidity and the filtering effect of the engine oil, so that only part of filtering effect can be abandoned to ensure the fluidity, the practicability is low, and on the other hand, when the viscosity of the engine oil is too high or a paper filter element is partially or completely blocked, when the bypass valve is opened under the pressure of the oil pump, the engine oil which circulates back to the engine through the bypass valve cannot be filtered by the paper filter element, and large-particle metal and other impurities which are filtered by the paper filter element can be flushed back into the engine through the bypass valve again, so that continuous secondary abrasion is caused to the engine, the service life of the engine is greatly shortened, and therefore the automatic transmission filter is provided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the automatic gearbox filter which has the advantages of good filtering effect, strong liquidity and strong practicability, and solves the problems in the background art.

The utility model provides the following technical scheme: the automatic gearbox filter comprises a basic filter, wherein the upper end and the lower end of the basic filter are fixedly connected with a first auxiliary filter and a second auxiliary filter through a first oil delivery pipe and a second oil delivery pipe respectively, the top end of the first auxiliary filter is connected with an external oil supply pump, and the end parts of the second oil delivery pipe and the second auxiliary filter are fixedly connected with an engine through a third oil delivery pipe and a fourth oil delivery pipe respectively;

the first auxiliary filter comprises a shell fixedly connected with the first oil conveying pipe, the top end of the first auxiliary filter is connected with an external oil supply pump through an external oil inlet pipe, a filter plate and a groove rail are fixedly installed inside the shell, a scraper is movably installed in the groove rail, a stretching strip is fixedly installed on the scraper, and a slag outlet is formed in the shell;

the second auxiliary filter comprises an outer barrel fixedly connected with the second oil conveying pipe, an inner adsorption layer is fixedly arranged inside the outer barrel, the end part of the outer barrel is fixedly connected with a driving motor through a detachable side plate, and a rotating plate is fixedly arranged on an output shaft of the driving motor and positioned in the outer barrel;

and the second oil conveying pipe, the third oil conveying pipe and the third valve are respectively provided with a first valve, a second valve and a third valve, and the first valve, the second valve and the third valve are all electrically connected with an external control center.

Preferably, the filter plate is elastic, and an oil storage space is arranged below the filter plate and the inner part of the shell.

Preferably, the filter plate is inclined to one side, and the groove rail is installed on an upper surface of one end of the filter plate having a lower height in an inclined direction.

Preferably, the groove rail is C-shaped, the opening end of the groove rail faces the filter plate, and the slag outlet can be opened along with the extraction of the scraper.

Preferably, the scraper is movably mounted in a manner of being attached to the inner wall of the groove rail, and the stretching strip is a rod-shaped material capable of being bent freely.

Preferably, the second valve is installed between the installation position of the first valve and the end of the second flow pipe connected to the base filter.

Compared with the prior art, the utility model has the following beneficial effects:

1. this automatic transmission filter, install first auxiliary filter through the inlet end at current basic filter, utilize first auxiliary filter can play the prefiltering effect at first to the inside impurity of machine oil, then because the filter plate forms a big stock solution space with the lower part space of shell, machine oil after filtering like this can a large amount of storages wherein, when needs flow, the filter plate of top normally realizes filtering, and the space of below then can guarantee normal efficient mobility, need not too much consider the problem that the machine oil mobility that leads to because the filter plate reduces, the practicality of device is greatly improved.

2. This automatic transmission filter, install the second auxiliary filter through the play liquid end at basic filter, combine the second valve, the cooperation control of third valve and first valve, can realize that the vehicle cooperates when cold-start or paper filter core is blockked up appearing and open first valve and third valve, thereby open the circulation passageway of second auxiliary filter and go on, carry out centrifugal separation to the impurity of the interior machine oil of basic filter, adsorb with the help of the interior adsorbed layer, the machine oil of assurance entering in the engine is pure, and after the cold-start process is accomplished, close first valve and third valve, then open the second valve, realize in the normal direct inflow engine of machine oil, thereby realized the effective protection to the engine through above-mentioned structure.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic cross-sectional perspective view of a first auxiliary structure according to the present invention;

FIG. 3 is a schematic view of the connection structure of the grooved rail and the scraper;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: the filter comprises a basic filter 1, a first oil delivery pipe 2, a second oil delivery pipe 3, a first auxiliary filter 4, a shell 41, an outer oil inlet pipe 42, a filter plate 43, a groove rail 44, a scraper 45, a stretching strip 46, a slag outlet 47, a second auxiliary filter 5, an outer cylinder 51, an inner adsorption layer 52, a driving motor 53, a rotating plate 54, a first valve 6, a third oil delivery pipe 7, a fourth oil delivery pipe 8, a second valve 9 and a third valve 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an automatic transmission filter comprises a base filter 1, wherein the upper end and the lower end of the base filter 1 are fixedly connected with a first auxiliary filter 4 and a second auxiliary filter 5 through a first oil delivery pipe 2 and a second oil delivery pipe 3 respectively, the top end of the first auxiliary filter 4 is connected with an external oil supply pump, and the end parts of the second oil delivery pipe 3 and the second auxiliary filter 5 are fixedly connected with an engine through a third oil delivery pipe 7 and a fourth oil delivery pipe 8 respectively;

the first auxiliary filter 4 comprises a shell 41 fixedly connected with the first oil delivery pipe 2, the top end of the first auxiliary filter is connected with an external oil supply pump through an external oil inlet pipe 42, a filter plate 43 and a groove rail 44 are fixedly installed inside the shell 41, a scraper 45 is movably installed inside the groove rail 44, a stretching strip 46 is fixedly installed on the scraper 45, and a slag outlet 47 is formed in the shell 41;

the second auxiliary filter 5 comprises an outer cylinder 51 fixedly connected with the second oil delivery pipe 3, an inner adsorption layer 52 is fixedly arranged inside the outer cylinder 51, the end part of the outer cylinder 51 is fixedly connected with a driving motor 53 through a detachable side plate, and a rotating plate 54 is fixedly arranged on an output shaft of the driving motor 53 in the outer cylinder 51;

the second oil delivery pipe 3, the third oil delivery pipe 7 and the third valve 10 are respectively provided with a first valve 6, a second valve 9 and a third valve 10, and the first valve 6, the second valve 9 and the third valve 10 are all electrically connected with an external control center.

Wherein, the filter plate 43 is the material is elastic, and there is the oil storage space filter plate 43 with the inside below of shell 41, can realize the buffering like this under the high pressure pump of outside fuel feed pump goes into the condition of machine oil, reduces the irregular mixture of inside machine oil and impurity, also can improve the effect concentrated to the low side flow of the impurity that is filtered down by filter plate 43 simultaneously, embodies the practicality of device.

The filter plate 43 is inclined to one side, the groove rail 44 is installed on the upper surface of one end of the filter plate 43 with low height in the inclined direction, so that impurities which flow and gather to the low side after being filtered by the filter plate 43 can be concentrated into the groove rail 44, subsequent concentrated treatment of the impurities is facilitated, the openness of meshes on the surface of the filter plate 43 can be ensured, and the normal filtering effect of the filter plate on engine oil and the good fluidity of the engine oil are ensured.

Wherein, the groove rail 44 is C-shaped, the opening end is opened opposite to the filter plate 43, and the slag outlet 47 can be opened along with the extraction of the scraper 45.

Wherein, scraper blade 45 laminating groove rail 44 inner wall movable mounting, tensile strip 46 is the bar-shaped material that can freely bend, because impurity is concentrated and is collected inside groove rail 44, can drive scraper blade 45 through flexible elastic tensile strip 46 and outwards draw like this for scraper blade 45 strikes off the impurity of inside collection at the removal in-process, then discharges from the slag notch 47 department on top, embodies the practicality of the device.

The second valve 9 is installed between the installation position of the first valve 6 and the end part of the second oil delivery pipe 3 connected with the basic filter 1, so that different flow guiding effects on engine oil can be achieved through the switch combination of the first valve 6, the second valve 9 and the third valve 10, the first valve 6 and the third valve 10 are opened and the second valve 9 is closed when the automobile is in cold start, centrifugal separation of impurities in the engine oil which is just discharged in the basic filter 1 is achieved, and the first valve 6 and the third valve 10 are closed and the second valve 9 is opened after the cold start is completed, so that the engine oil can directly and normally flow through the third oil delivery pipe 7 from the second valve 9, and good use of the engine is further guaranteed.

The working principle is as follows: when the automobile is in cold start, the first valve 6 and the third valve 10 are opened under the control of the control center, the second valve 9 is closed, the driving motor 53 starts to drive the rotating plate 54 to rotate, so that the engine oil enters the outer barrel 51 through the first valve 6, impurities in the engine oil are thrown out through the rotating centrifugal action of the rotating plate 54 and are adsorbed by the inner adsorption layer 52, the engine oil after the impurity removal flows into the engine through the fourth oil delivery pipe 8, after the cold start process is finished, the control center controls the first valve 6 and the third valve 10 to be closed, the second valve 9 is opened, and the engine oil normally flows into the engine through the third oil delivery pipe 7, so that the problem of continuous secondary abrasion of the existing large-particle metal impurities to the engine is solved.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention. In the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited to any other way.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. An automatic transmission filter comprising a base filter (1), characterized in that: the upper end and the lower end of the basic filter (1) are fixedly connected with a first auxiliary filter (4) and a second auxiliary filter (5) through a first oil delivery pipe (2) and a second oil delivery pipe (3) respectively, the top end of the first auxiliary filter (4) is connected with an external oil supply pump, and the end parts of the second oil delivery pipe (3) and the second auxiliary filter (5) are fixedly connected with an engine through a third oil delivery pipe (7) and a fourth oil delivery pipe (8) respectively;

the first auxiliary filter (4) comprises a shell (41) fixedly connected with the first oil delivery pipe (2), the top end of the first auxiliary filter is connected with an external oil supply pump through an external oil inlet pipe (42), a filter plate (43) and a groove rail (44) are fixedly mounted inside the shell (41), a scraper (45) is movably mounted in the groove rail (44), a stretching strip (46) is fixedly mounted on the scraper (45), and a slag outlet (47) is formed in the shell (41);

the second auxiliary filter (5) comprises an outer cylinder (51) fixedly connected with the second oil delivery pipe (3), an inner adsorption layer (52) is fixedly mounted inside the outer cylinder (51), the end part of the outer cylinder (51) is fixedly connected with a driving motor (53) through a detachable side plate, and a rotating plate (54) is fixedly mounted in the outer cylinder (51) on an output shaft of the driving motor (53);

install first valve (6), second valve (9) and third valve (10) on second defeated oil pipe (3), third defeated oil pipe (7) and third valve (10) respectively, first valve (6), second valve (9) and third valve (10) all are connected with external control center electricity.

2. An automatic transmission filter as defined in claim 1, wherein: the filter plate (43) is made of elastic materials, and an oil storage space is formed between the filter plate (43) and the lower portion of the inner portion of the shell (41).

3. An automatic transmission filter as defined in claim 2, wherein: the filter plate (43) is inclined to one side, and the groove rail (44) is installed on the upper surface of one end of the filter plate (43) with a low height in the inclined direction.

4. An automatic transmission filter as defined in claim 1, wherein: the groove rail (44) is C-shaped, the opening end of the groove rail faces the filter plate (43), and the slag outlet (47) can be opened along with the extraction of the scraper (45).

5. An automatic transmission filter as defined in claim 1, wherein: the scraper (45) is movably mounted on the inner wall of the groove rail (44), and the stretching strip (46) is a rod-shaped material capable of freely bending.

6. An automatic transmission filter as defined in claim 1, wherein: and the second valve (9) is arranged between the mounting position of the first valve (6) and the end part of the second oil delivery pipe (3) connected with the basic filter (1).