CN211289529U

CN211289529U - Water-cooled automobile oil cooler

Info

Publication number: CN211289529U
Application number: CN202020016195.XU
Authority: CN
Inventors: 饶华明
Original assignee: Chenzhou Huipu Refrigeration Equipment Co ltd
Current assignee: Chenzhou Huipu Refrigeration Equipment Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-08-18
Anticipated expiration: 2030-01-06

Abstract

A water-cooled automobile oil cooler comprises an inner pipe, an outer pipe sleeved outside the inner pipe and two screw seats which are respectively arranged at the end parts of the inner pipe and the outer pipe and are integrally formed, wherein a gap space outside the inner pipe and inside the outer pipe is used for communicating lubricating oil to be cooled; in the screw seat, one end of the outer pipe is connected to the outer pipe connector in a sealing mode through threads or welding, and one end of the inner pipe is connected to the inner pipe connector in a sealing mode through threads or welding. The utility model discloses an integrated into one piece's spiral shell seat, spiral shell seat respectively with outer tube and inner tube welding, the reduction that is showing the production process of car oil cooler, improved production efficiency, and the quality of product also becomes more stable because of reduced artificial interference factor.

Description

Water-cooled automobile oil cooler

Technical Field

The utility model belongs to the technical field of the automobile cooling, concretely relates to water-cooled car oil cooler.

Background

When the automobile runs, the temperature of the lubricating oil in the automobile also rises correspondingly, and the lubricating oil needs to be cooled for ensuring the optimal lubricating effect of the lubricating oil. The temperature of the lubricating oil is usually reduced by an automobile oil cooler.

The existing automobile oil cooler is composed of an inner pipe, an outer pipe and a connector, the outer pipe is sleeved outside the inner pipe, the end parts of the inner pipe and the outer pipe are welded together after pipe expansion, through holes are respectively formed in the two ends of the pipe wall of the outer pipe, and the through holes and the connector are fixedly connected through welding. And an oil passage is formed between the pipe walls of the inner pipe and the outer pipe.

The problem that exists at present is that current car oil cooler production processes is comparatively complicated, and the connection at inner tube and outer tube both ends needs the expand tube earlier and welds again, also is through manual welding between outer tube and the joint, and the quality uniformity also can be relatively poor when the inefficiency.

Patent document CN201721726221 discloses a tubular automobile water cooler, including an inner tube with a cooling water channel and an outer tube outside the inner tube in a sleeved manner, an oil channel is formed between the inner tube and the outer tube, one end of the oil channel is an oil inlet, the other end is an oil outlet, a circular groove is arranged on the inner wall of the inner tube, continuous spiral grooves are arranged on the outer wall of the inner tube and the inner wall of the outer tube, the spiral grooves are arranged along the length direction of the inner tube, turbulence pieces are arranged on the inner wall of the oil channel, and cooling water channels are provided with radiating. This application increases cooling area through setting up ring groove and spiral groove, and spiral groove makes the distortion of machine oil runner moreover, and the velocity of flow and flow direction change, can play the effect that slows down machine oil velocity of flow and vortex, and the effect of the interior spoiler of oil duct has been increased in the deuterogamy, has increased refrigerated time and refrigerated area of contact to realize better cooling effect. However, the production process of the automobile water cooler is complex due to the complex structure of the automobile water cooler, and the production efficiency is low.

Disclosure of Invention

An object of the utility model is to provide a water-cooled car oil cooler to the current car oil cooler production procedure who proposes in solving the background art is comparatively complicated, and the connection at inner tube and outer tube both ends needs earlier the expand tube to weld again, also through manual welding between outer tube and the joint, the quality uniformity also can be relatively poor problem when the inefficiency.

In order to achieve the above object, the present invention provides a water-cooled automobile oil cooler, which comprises an inner tube, an outer tube sleeved outside the inner tube, and two integrally formed screw seats respectively disposed at the ends of the inner tube and the outer tube, wherein the inner tube is used for introducing cooling water, the clearance space between the outside of the inner tube and the inside of the outer tube is used for introducing lubricating oil to be cooled, the screw seats comprise a lubricating oil port, an outer tube port and an inner tube port, the outer tube port is close to the middle parts of the outer tube and the inner tube in the axial direction of the outer tube and the inner tube, the inner tube port is far away from the middle parts of the outer tube and the inner tube, and the lubricating oil port is between the outer tube port and the; the lubricating oil interface comprises a thread structure used for connecting the automobile oil cooler with other parts of an automobile and an inner channel used for flowing lubricating oil, the inner channel and the gap space are communicated through an inner hollow space and used for flowing lubricating oil in the screw seat, one end of the outer pipe is connected to the outer pipe interface in a sealing mode through threads or a welding mode, and one end of the inner pipe is connected to the inner pipe interface in a sealing mode through threads or a welding mode.

Further, the automobile oil cooler also comprises an inner fin arranged between the inner pipe and the outer pipe.

Further, the inner fins are welded to the outer wall of the inner tube and the inner wall of the outer tube at both ends of the inner tube and the outer tube, respectively.

Further, the automobile oil cooler is made of an aluminum alloy.

Further, the thread structure on the lubricating oil interface is an external thread.

Further, the axial direction of the inner passage is perpendicular to the axial direction of the inner and outer tubes.

Furthermore, a sealing ring groove for placing a sealing ring is further arranged on the outer wall of the lubricating oil interface.

Further, the thickness of the pipe wall of the inner pipe and the outer pipe is 0.3-0.6 mm; the outer diameter of the inner pipe is 15-25 mm, and the outer diameter of the outer pipe is 18-30 mm.

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

the utility model discloses an integrated into one piece's spiral shell seat, spiral shell seat respectively with outer tube and inner tube welding, the reduction that is showing the production process of car oil cooler, improved production efficiency, and the quality of product also becomes more stable because of reduced artificial interference factor.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a left side view of an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a portion of a duct according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a screw base according to an embodiment of the present invention;

wherein, 1, an inner tube; 2. an outer tube; 3. a screw seat; 4. an inner fin; 5. a clearance space; 6. a hollow space; 31. a lubricating oil interface; 32. an outer tube interface; 33. an inner tube interface; 311. a thread structure; 312. an inner channel; 313. and a seal ring groove.

Detailed Description

The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.

Example 1

The utility model provides a pair of water-cooled car oil cooler, car oil cooler includes inner tube 1, suit at outer tube 2 and two sets up respectively at the inside and outside pipe end portion and integrated into one piece's spiral shell seat 3, the inside cooling water that is used for leading to of inner tube, clearance space 5 outside the inner tube and inside the outer tube is used for leading to the lubricating oil that treats the cooling, spiral shell seat 3 includes lubricating oil interface 31, outer tube interface 32 and inner tube interface 33, in the axial direction of outer tube and inner tube its length direction, outer tube interface 32 is close to the middle part of outer tube and inner tube, the middle part of outer tube and inner tube is kept away from to inner tube interface 33, lubricating oil interface 31 is between outer tube interface 32 and inner tube interface 33; the lubricating oil interface 31 comprises a thread structure 311 used for connecting the automobile oil cooler with other parts of an automobile and an inner channel 312 used for flowing lubricating oil, the inner channel 312 is communicated with the gap space 5 through an inner hollow space 6 in a screw seat and used for flowing lubricating oil, one end of the outer pipe is hermetically connected to the outer pipe interface 32 through a thread or welding mode, and one end of the inner pipe is hermetically connected to the inner pipe interface 33 through a thread or welding mode. The inner pipe 1 is provided with a cooling water channel, and the outer wall of the outer pipe 2 is also contacted with cooling water.

The utility model discloses an integrated into one piece's spiral shell seat 3, spiral shell seat 3 respectively with

outer tube

2 and 1 fixed connection of inner tube, the reduction that is showing the production process of car oil cooler, improved production efficiency, and the quality of product also becomes more stable because of having reduced artificial interference factor.

Further, the automobile oil cooler also comprises an inner fin 4 arranged between the inner pipe 1 and the outer pipe 2. The inner fin 4 is formed by crimping a commercially available corrugated net-like inner fin.

Further, the inner fins 4 are welded to the outer wall of the inner tube 1 and the inner wall of the outer tube 2 at both ends of the inner tube 1 and the outer tube 2, respectively. The inner fins 4 are welded, so that the structure is stable, and the noise generated by the automobile can be reduced.

Further, the automobile oil cooler is made of an aluminum alloy.

Further, the thread structure 311 on the lubricating oil port 31 is an external thread. Preferably, the external thread with the external teeth of M12-M30 specifications is adopted.

Further, the axial direction of the inner passage 312 is perpendicular to the axial direction of the inner tube 1 and the outer tube 2.

Further, a sealing ring groove 313 for placing a sealing ring is further disposed on an outer wall of the lubricating oil port 31.

Further, the thickness of the pipe wall of the inner pipe 1 and the outer pipe 2 is 0.3-0.6 mm; the outer diameter of the inner pipe 1 is 15-25 mm, and the outer diameter of the outer pipe 2 is 18-30 mm.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions and replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The water-cooled automobile oil cooler is characterized by comprising an inner pipe (1), an outer pipe (2) sleeved outside the inner pipe and two integrally-formed screw bases (3) arranged at the end parts of the inner pipe and the outer pipe respectively, wherein cooling water is introduced into the inner pipe, a gap space (5) between the outside of the inner pipe and the inside of the outer pipe is used for introducing lubricating oil to be cooled, each screw base (3) comprises a lubricating oil connector (31), an outer pipe connector (32) and an inner pipe connector (33), the outer pipe connectors (32) are close to the middle parts of the outer pipe and the inner pipe in the axial direction of the outer pipe and the inner pipe, namely the length direction of the outer pipe and the inner pipe, the inner pipe connectors (33) are far away from the middle parts of the outer pipe and the inner pipe, and the lubricating oil connectors (31) are arranged between the outer; the lubricating oil interface (31) comprises a thread structure (311) for connecting the automobile oil cooler with other parts of an automobile and an inner channel (312) for flowing lubricating oil, the inner channel (312) is communicated with the gap space (5) through an inner hollow space (6) for flowing lubricating oil in a screw seat, one end of the outer pipe is hermetically connected to the outer pipe interface (32) in a threaded or welded mode, and one end of the inner pipe is hermetically connected to the inner pipe interface (33) in a threaded or welded mode.

2. The water-cooled automotive oil cooler according to claim 1, further comprising inner fins (4) disposed between the inner tube (1) and the outer tube (2).

3. The water-cooled automobile oil cooler according to claim 2, wherein the inner fins (4) are welded to the outer wall of the inner tube (1) and the inner wall of the outer tube (2) at both ends of the inner tube (1) and the outer tube (2), respectively.

4. The water-cooled automobile oil cooler according to claim 1, wherein the automobile oil cooler is made of aluminum alloy.

5. The water-cooled automobile oil cooler according to claim 1, wherein the thread structure (311) on the lubricating oil port (31) is an external thread.

6. The water-cooled automotive oil cooler according to claim 1, characterized in that the axial direction of the inner passage (312) is perpendicular to the axial direction of the inner tube (1) and the outer tube (2).

7. The water-cooled automobile oil cooler according to claim 1, wherein the outer wall of the lubricating oil port (31) is further provided with a sealing ring groove (313) for placing a sealing ring.

8. The water-cooled automobile oil cooler according to claim 1, wherein the wall thickness of the inner pipe (1) and the outer pipe (2) is 0.3-0.6 mm; the outer diameter of the inner pipe (1) is 15-25 mm, and the outer diameter of the outer pipe (2) is 18-30 mm.