CN217415891U

CN217415891U - Heavy truck is with automatic transmission oil cooler fixing device

Info

Publication number: CN217415891U
Application number: CN202221639016.3U
Authority: CN
Inventors: 王永峰; 张萌; 马鑫杰; 左宏宇
Original assignee: China National Heavy Duty Truck Group Jinan Power Co Ltd
Current assignee: China National Heavy Duty Truck Group Ji'nan Special Vehicle Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-09-13
Anticipated expiration: 2032-06-29

Abstract

In order to solve the problem, the utility model provides a heavily block with automatic transmission oil cooler fixing device, the technical scheme of adoption as follows: including oil cooler, oil cooler bracket assembly, steel pipe fixed bolster, steel pipe clamp, oil cooler bracket assembly fixed connection is terminal surface before the frame crossbeam and lie in between two solebars, oil cooler fixed connection is provided with the steel pipe clamp in oil cooler bracket assembly top on the engine connection steel pipe on the oil cooler, steel pipe fixed bolster fixed connection is in solebar medial surface for with the steel pipe clamp is fixed continuous, effective frame exterior space occupies, has improved the usable space of vehicle, and the oil cooler is fixed on the crossbeam of frame inboard, has guaranteed the cooling effect, has improved automatic transmission's work efficiency and life.

Description

Oil cooler fixing device of automatic transmission for heavy truck

Technical Field

The utility model relates to the technical field of vehicles, in particular to automatic transmission oil cooler fixing device for heavy truck.

Background

There is hydraulic transmission in automatic transmission during operation, and hydraulic transmission can lead to the transmission fluid temperature to rise, if do not take cooling measure, can lead to the transmission fluid oil to deteriorate, influences automatic transmission's normal work, and the oil cooler is exactly the device that is used for cooling off the transmission fluid.

At present, the oil cooler fixing mode has a plurality of: firstly, the transmission case and the automatic transmission case are assembled into a whole, and the fixing mode causes the transmission case and the oil cooler assembly to have overlarge volumes and heavier weights, which is not beneficial to the arrangement of the transmission case assembly; secondly, the automobile frame longitudinal beam is fixed on the outer side of the automobile frame longitudinal beam, the arrangement scheme occupies the outer space of the automobile frame, the arrangement of other parts of the automobile is seriously influenced, meanwhile, the scheme can lead to the concentration of excessive pipelines, is very inconvenient for the arrangement of cooling pipelines, and needs to be additionally provided with a non-standard large hole with the diameter of 60 degrees on the automobile frame longitudinal beam, so that the production efficiency of the automobile frame longitudinal beam is seriously influenced; thirdly, fix in vehicle front end lower part, the difference in height of this scheme oil cooler and gearbox is too big, influences the cooling effect of gearbox, and the oil cooler arranges in vehicle front end lower part simultaneously, and the oil cooler is very easily adsorbed dust, earth, is collided with easily, seriously influences the life of oil cooler.

Disclosure of Invention

In order to solve the problem, the utility model provides an automatic transmission oil cooler fixing device for heavy truck, the technical scheme of adoption as follows:

the utility model provides a heavy automatic transmission oil cooler fixing device for card, its characterized in that, includes oil cooler, oil cooler bracket assembly, steel pipe fixed bolster, steel pipe clamp, oil cooler bracket assembly fixed connection is in the preceding terminal surface of frame crossbeam and lie in between two solebars, oil cooler fixed connection is in oil cooler bracket assembly top, is provided with the steel pipe clamp on the engine connection steel pipe on the oil cooler, steel pipe fixed bolster fixed connection is in solebar medial surface for with the steel pipe clamp fixed link to each other.

Preferably, the engine connecting steel pipe is connected with the oil cooler through an oil cooler connecting rubber pipe.

Preferably, the oil cooler bracket assembly is composed of a bottom plate and a vertical plate fixedly connected above the bottom plate, the cross section of the oil cooler bracket assembly is of an L-shaped structure, the bottom plate is provided with an oil cooler mounting hole, and the vertical plate is provided with a frame cross beam mounting hole.

Preferably, the bottom plate is provided with lightening holes, and the lower end face of the bottom plate and the rear end face of the vertical plate are provided with reinforcing ribs.

The beneficial effects of the utility model reside in that:

1. the oil cooler is fixed on the cross beam on the inner side of the frame by arranging the oil cooler bracket assembly, and the oil cooler and the automatic gearbox are arranged in a split mode, so that the weight of the gearbox assembly is reduced, and the gearbox is convenient to arrange on a vehicle;

2. the oil cooler is fixed on a cross beam on the inner side of the frame, the installation of the oil cooler does not occupy the space outside the frame, more important parts can be installed outside the frame, and the available space of the vehicle is improved;

3. the oil cooler is fixed on the cross beam on the inner side of the frame, the related cooling pipelines are more reasonably arranged and have better manufacturability, the pipeline length is shortened, the production cost is saved, and meanwhile, non-standard holes do not need to be formed in the frame longitudinal beam, so that the frame production efficiency is improved;

4. the oil cooler is fixed on the cross beam on the inner side of the frame, so that the height difference between the oil cooler and the gearbox is ensured to be within an allowable range, the cooling effect is ensured, and the working efficiency of the automatic gearbox is improved;

5. the oil cooler is fixed on the crossbeam of frame inboard, has guaranteed that oil cooler ground clearance is higher, and oil cooler bracket assembly has played the guard action to the oil cooler simultaneously, avoids the oil cooler to receive dust, greasy dirt pollution and hard thing to collide with, has improved the life of oil cooler.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a front view of the structure of the present invention

FIG. 3 is a top view of the present invention

FIG. 4 is a sectional view taken along line A-A

FIG. 5 is a front view of an oil cooler bracket assembly

FIG. 6 is a left side view of the oil cooler bracket assembly

FIG. 7 is a top view of an oil cooler bracket assembly

Wherein: the method comprises the following steps of 1-frame longitudinal beam, 2-frame cross beam, 3-oil cooler bracket assembly, 301-bottom plate, 302-vertical plate, 303-oil cooler mounting hole, 304-lightening hole, 305-frame cross beam mounting hole, 306-reinforcing rib, 4-oil cooler, 5-engine connecting steel pipe, 6-oil cooler connecting rubber pipe, 7-gearbox connecting rubber pipe, 8-steel pipe fixing support, 9-steel pipe hoop and 10-rubber pipe hoop.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The automatic transmission oil cooler fixing device for the heavy truck shown in fig. 1-7 comprises an oil cooler 4, an oil cooler bracket assembly 3, a steel pipe fixing support 8 and a steel pipe hoop 9, wherein the oil cooler bracket assembly 3 is fixedly connected to the front end face of a frame cross beam 2 and is located between two frame longitudinal beams 1, specifically, the oil cooler bracket assembly 3 is composed of a bottom plate 301 and a vertical plate 302, the bottom plate 301 is horizontally distributed and is provided with an oil cooler mounting hole 303 and a lightening hole 304 which are vertically distributed in a penetrating manner, the vertical plate 302 is vertically and fixedly connected to the upper portion of the rear end of the bottom plate 301, the vertical plate 302 is provided with a plurality of frame cross beam mounting holes 305 which are distributed in a penetrating manner from front to back, in addition, reinforcing ribs 306 are arranged on the lower end face of the bottom plate 301 and the rear end face of the vertical plate 302 and are used for improving the overall strength of the oil cooler bracket assembly 3.

The steel pipe fixing supports 8 are provided with two groups and are respectively and fixedly connected with the inner side surfaces of the two frame longitudinal beams 1, an oil cooler connecting rubber pipe 6 is connected between an engine connecting steel pipe 5 on the oil cooler 4 and the oil cooler 4, two ends of the oil cooler connecting rubber pipe 6 are respectively connected with water inlets and water outlets on the side surfaces of the engine connecting steel pipe 5 and the oil cooler 4 through rubber pipe clamps 10, the oil cooler 4 and the engine connecting steel pipe 5 are transited through the oil cooler connecting rubber pipe 6, when a vehicle is twisted under a complex working condition, the design can effectively utilize the deformation of the oil cooler connecting rubber pipe 6 to compensate the relative movement between the oil cooler 4 and the engine connecting steel pipe 5 so as to prevent the two from falling off, breaking and other problems caused by the twisting of the vehicle, the other end of the engine connecting steel pipe 5 is used for being connected with an engine cooling liquid inlet and outlet, and a steel pipe clamp 9 is arranged on the engine connecting steel pipe 5, the steel pipe clamp 9 is fixedly connected with the steel pipe fixing support 8 through a bolt, the engine connecting steel pipe 5 is fixedly connected to the inner side of the frame longitudinal beam 1 through the steel pipe clamp 9 and the steel pipe fixing support 8, and large-distance displacement of the engine connecting steel pipe 5 in the running process of a vehicle is avoided, so that the engine connecting steel pipe 5 is prevented from being separated from the oil cooler connecting rubber pipe 6.

Oil cooler 4 passes through oil cooler bracket assembly 3 and frame cross member 2 fixed connection, and be located between two solebar 1, oil cooler and automatic transmission split type arrange, the weight of gearbox assembly has been reduced, be convenient for the gearbox is at the arrangement of vehicle, do not occupy the frame exterior space, the frame outside can be used to install more important spare part, and relevant cooling line arranges more rationally, the manufacturability is better, pipeline length has been shortened, the manufacturing cost has been saved, need not to set up non-standard hole on the solebar simultaneously, frame production efficiency has been improved, fix the oil cooler on the crossbeam of frame inboard, it is higher to have guaranteed that oil cooler terrain clearance is higher, oil cooler bracket assembly has played the guard action to the oil cooler simultaneously, avoid the oil cooler to receive dust, greasy dirt pollutes and hard thing and collides with, the life of oil cooler has been improved.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements can be made, and these improvements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a heavy automatic transmission oil cooler fixing device for card, its characterized in that, includes oil cooler, oil cooler bracket assembly, steel pipe fixed bolster, steel pipe clamp, oil cooler bracket assembly fixed connection is in the preceding terminal surface of frame crossbeam and lie in between two solebars, oil cooler fixed connection is in oil cooler bracket assembly top, is provided with the steel pipe clamp on the engine connection steel pipe on the oil cooler, steel pipe fixed bolster fixed connection is in solebar medial surface for with the steel pipe clamp fixed link to each other.

2. The automatic transmission oil cooler fixing device for the heavy truck as claimed in claim 1, wherein the engine connecting steel pipe is connected to the oil cooler through an oil cooler connecting rubber pipe.

3. The automatic transmission oil cooler fixing device for the heavy truck as claimed in claim 1, wherein the oil cooler bracket assembly is composed of a bottom plate and a vertical plate fixedly connected above the bottom plate, the cross section of the oil cooler bracket assembly is of an L-shaped structure, the bottom plate is provided with an oil cooler mounting hole, and the vertical plate is provided with a frame cross beam mounting hole.

4. The automatic transmission oil cooler fixing device for the heavy truck as claimed in claim 3, wherein the bottom plate is provided with lightening holes, and the bottom plate lower end surface and the vertical plate rear end surface are provided with reinforcing ribs.