Oil cooler pipeline connecting structure

Abstract

The utility model discloses an oil cooler pipeline connecting structure which comprises a firm hoop, a limiting ring and an adjusting assembly which are used for connecting an oil cooler body and a connecting pipeline, the firm hoop comprises a first hoop body and a second hoop body, limiting rods are arranged on the outer surface of the first hoop body and the outer surface of the second hoop body, fixing plates are arranged at the ends of the first hoop body and the end of the second hoop body, and the first hoop body and the second hoop body are connected through the limiting rods. The back-to-back surfaces of the oppositely-attached fixing plates are provided with a hand screw and a stabilizing cylinder respectively, the outer surface of the limiting ring is provided with a connecting rod, the end of the connecting rod is provided with a fixing round block, the side face of the limiting ring is provided with a stabilizing ring, and the adjusting assembly comprises a rotating ring, a connecting column and a covering cylinder. The firm hoop sleeves the outer side of an oil port of the oil cooler body, the limiting ring and the covering cylinder sleeve the outer side of the end of the connecting pipeline, and the fixing round block sleeves the outer side of the limiting rod, so that the end of the connecting pipeline is limited, the covering cylinder covers the end of the connecting pipeline, and bending deformation of the end of the connecting pipeline is avoided; and the oil cooler oil port is stably connected with the end part of the oil pipe of the hose.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil coolers, and particularly relates to an oil cooler pipeline connection structure. Background Art

[0002] An oil cooler, also known as an oil cooler, is an oil cooling device commonly used in hydraulic systems and lubrication systems. The oil cooler is mainly used for cooling the engine lubricating oil or fuel of vehicles, construction machinery, ships, etc. By using this device, two fluid media with a certain temperature difference can achieve heat exchange, so as to reduce the oil temperature and ensure the normal operation of the system. The Chinese utility model authorized patent application number CN201920408332.1 discloses an oil cooler connection structure with good sealing and convenient oil pipe assembly. The oil cooler is a conventional oil cooling device used in conjunction with oil cooler pipelines;

[0003] When the oil cooler is in use, the oil inlet and outlet pipelines of the oil cooler are connected to the corresponding oil cooler oil ports. The oil pipes are classified into two types according to their structures: hard pipes and flexible pipes. Flexible pipes have better bending and flexibility and are suitable for occasions that require frequent deformation. When the flexible oil pipeline is connected to the oil cooler oil port, due to the bending and flexibility of the oil pipe, the end of the oil pipe connected to the oil port is unstable, which easily causes the gap between the oil pipe and the oil port to become larger and thus leakage occurs; when the oil cooler oil port is connected to the end of the flexible oil pipe, there is a problem that the end of the oil pipe is not limited, and the connection between the oil cooler oil port and the end of the flexible oil pipe is unstable. For this reason, this application proposes an oil cooler pipeline connection structure. Summary of the Utility Model

[0004] The purpose of the utility model is to provide an oil cooler pipeline connection structure to solve the problem of unstable connection between the oil cooler oil port and the end of the flexible oil pipe proposed in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an oil cooler pipeline connection structure, including a firm hoop, a limiting ring and an adjusting component for connecting the oil cooler main body and the connecting pipeline. The firm hoop includes a first hoop body and a second hoop body. The outer surfaces of the first hoop body and the second hoop body are provided with limiting rods. The ends of the first hoop body and the second hoop body are provided with fixing plates. The opposite surfaces of the opposing fixing plates are respectively provided with hand-tightening screws and stabilizing cylinders. The outer surface of the limiting ring is provided with a connecting rod, the end of the connecting rod is provided with a fixed round block, and the side surface of the limiting ring is provided with a stabilizing ring. The adjusting component includes a rotating ring, a connecting column and a covering cylinder. The rotating ring is sleeved on the outside of the stabilizing ring, and the two ends of the connecting column are respectively connected to the rotating ring and the covering cylinder.

[0006] Preferably, the limiting rod is of a right-angle structure, and the fixed round block is provided with a through hole for the limiting rod to pass through. The centers of the firm hoop, the limiting ring and the stabilizing ring are on the same axis.

[0007] Preferably, a ring groove is provided on the outer surface of the stabilizing ring, the rotating ring is installed outside the ring groove, the rotating ring is rotatably connected to the stabilizing ring, and the center of the covering cylinder is on the same axis as the center of the stabilizing ring.

[0008] Preferably, the end of the hollow-structured covering cylinder close to the connecting column is sealed, a round hole is provided at the center of the sealed end of the covering cylinder, and the inner diameter of the sealed end of the covering cylinder, the stabilizing ring and the limiting ring are the same.

[0009] Preferably, an installation groove is provided on the side surface of the firm hoop, internal threads are provided on the inner surface of the firm hoop located in the installation groove, the covering cylinder is in clearance fit with the installation groove, and external threads are provided on the outer surface of the end of the covering cylinder.

[0010] Preferably, a connecting screw hole is provided in the stabilizing cylinder, the end of the hand-tightening screw passing through the fixing plate is matched with the connecting screw hole, and the hand-tightening screw is of a "Y" type structure.

[0011] Preferably, an extrusion inner ring and a split sealing ring are provided in the covering cylinder, the outer surface of the extrusion inner ring fits with the inner side wall of the covering cylinder, the center of the extrusion inner ring and the covering cylinder is on the same axis, the inner diameter of the sealing ring is the same as the inner diameter of the extrusion inner ring, and the outer diameter of the sealing ring is the same as the inner diameter of the covering cylinder.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] In the present utility model, the firm hoop is sleeved outside the oil port of the oil cooler body, the limiting ring and the covering cylinder are sleeved outside the end of the connecting pipe, the fixed round block is sleeved outside the limiting rod, so that the end of the connecting pipe is limited, the covering cylinder covers the end of the connecting pipe, avoiding the bending deformation of the end of the connecting pipe, and the connection between the oil port of the oil cooler and the oil pipe end of the hose is stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the present utility model;

[0015] Figure 2 is a schematic side view structural diagram of the firm hoop of the present utility model;

[0016] Figure 3 is of the present utility model Figure 1 amplified structural diagram of part A;

[0017] Figure 4 is a schematic side view structural diagram of the covering cylinder of the present utility model;

[0018] In the figure: 1. Oil cooler body; 2. Connecting pipe; 3. Firm hoop; 4. Limit ring; 6. Sealing ring; 31. Limiting rod; 32. Hand-tightening screw; 33. Fixed plate; 34. First hoop body; 35. Second hoop body; 36. Installation groove; 41. Connecting rod; 42. Fixed round block; 43. Stabilizing ring; 51. Rotating ring; 52. Connecting column; 53. Covering cylinder; 331. Stabilizing cylinder; 531. Extrusion inner ring. Detailed implementation manner

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention. Embodiment

[0020] Please refer to Figures 1 to 4, the present utility model provides a technical solution: an oil cooler pipeline connection structure, including a firm hoop 3, a limiting ring 4 and an adjusting component for connecting the oil cooler main body 1 and the connecting pipeline 2. The firm hoop 3 includes a first hoop body 34 and a second hoop body 35. The first hoop body 34 and the second hoop body 35 are combined and connected by a conventional method. The first hoop body 34 and the second hoop body 35 are sleeved on the outside of the oil port of the oil cooler main body 1. The outer surfaces of the first hoop body 34 and the second hoop body 35 are provided with limiting rods 31. The ends of the first hoop body 34 and the second hoop body 35 are provided with fixing plates 33. The fixing plates 33 and the corresponding first hoop body 34 and second hoop body 35 are combined by a conventional method. On the opposite surfaces of the oppositely fitted fixing plates 33, a hand-tightening screw 32 and a stabilizing cylinder 331 are respectively provided. The stabilizing cylinder 331 is threadedly engaged with the corresponding fixing plate 33. The hand-tightening screw 32 rotates, and the end of the hand-tightening screw 32 is embedded into the inside of the stabilizing cylinder 331, so that the first hoop body 34 and the second hoop body 35 are stably clamped on the outside of the oil port of the oil cooler main body 1; the outer surface of the limiting ring 4 is provided with a connecting rod 41, and the end of the connecting rod 41 is provided with a fixed circular block 42. The connecting rod 41, the limiting ring 4 and the fixed circular block 42 are combined and connected by a conventional method. The limiting ring 4 is sleeved on the outside of the end of the connecting pipeline 2. The limiting ring 4 moves, so that the fixed circular block 42 is sleeved on the outside of the limiting rod 31, and the end of the connecting pipeline 2 is limited; a stabilizing ring 43 is provided on the side of the limiting ring 4. The adjusting component includes a rotating ring 51, a connecting column 52 and a covering cylinder 53. The rotating ring 51 is sleeved on the outside of the stabilizing ring 43. The two ends of the connecting column 52 are respectively connected with the rotating ring 51 and the covering cylinder 53. The connecting column 52 and the rotating ring 51 and the covering cylinder 53 are combined and connected by a conventional method. The end of the covering cylinder 53 and the firm hoop 3 are combined by a conventional method, so that the gap at the adjacent joint surface of the end of the connecting pipeline 2 and the oil port of the oil cooler main body 1 is covered and blocked, and the end of the connecting pipeline 2 is prevented from being interfered by the outside.

[0021] In this embodiment, the limiting rod 31 is a right-angle structure. The fixed circular block 42 is provided with a through hole for the limiting rod 31 to pass through. The centers of the firm hoop 3, the limiting ring 4 and the stabilizing ring 43 are on the same axis. The limiting ring 4 moves, so that the fixed circular block 42 is sleeved on the outside of the limiting rod 31, and the end of the connecting pipeline 2 is limited.

[0022] In this embodiment, the outer surface of the stabilizing ring 43 is provided with an annular groove. The rotating ring 51 is installed on the outside of the annular groove. The rotating ring 51 is rotatably connected with the stabilizing ring 43, and the angle of the covering cylinder 53 can be adjusted. The center of the covering cylinder 53 and the center of the stabilizing ring 43 are on the same axis.

[0023] In this embodiment, the end of the hollow cover cylinder 53 close to the connecting column 52 is sealed. A circular hole is provided at the center of the sealed end of the cover cylinder 53. The inner diameter of the sealed end of the cover cylinder 53, the stabilizing ring 43, and the inner diameter of the limiting ring 4 are the same. The cover cylinder 53 can move along the axial direction of the connecting pipe 2. The cover cylinder 53 is connected to the firm hoop 3 to form a sealed cylindrical structure, preventing the end of the connecting pipe 2 from being interfered by the outside world.

[0024] In this embodiment, an installation groove 36 is provided on the side of the firm hoop 3. The inner surface of the firm hoop 3 located in the installation groove 36 is provided with internal threads. The cover cylinder 53 is in clearance fit with the installation groove 36. The outer surface of the end of the cover cylinder 53 is provided with external threads. The cover cylinder 53 and the firm hoop 3 are combined by a conventional method of screwing and thread engagement. The cover cylinder 53 covers and shields the end of the connecting pipe 2.

[0025] In this embodiment, a connecting screw hole is provided in the stabilizing cylinder 331. The end of the hand-tightening screw 32 passing through the fixing plate 33 is matched with the connecting screw hole. The hand-tightening screw 32 has a "Y" shape. The hand-tightening screw 32 is connected to the stabilizing cylinder 331 to make the connection between the first hoop body 34 and the second hoop body 35 stable.

[0026] In this embodiment, an extrusion inner ring 531 and a split sealing ring 6 are provided inside the cover cylinder 53. The outer surface of the extrusion inner ring 531 fits with the inner side wall of the cover cylinder 53. The centers of the extrusion inner ring 531 and the cover cylinder 53 are on the same axis. The inner diameter of the sealing ring 6 is the same as the inner diameter of the extrusion inner ring 531. The outer diameter of the sealing ring 6 is the same as the inner diameter of the cover cylinder 53. The rubber sealing ring 6 is sleeved on the outside of the end of the connecting pipe 2. When the cover cylinder 53 moves towards the firm hoop 3, the extrusion inner ring 531 squeezes the sealing ring 6 to seal the gap between the connecting pipe 2 and the oil port.

[0027] The working principle and usage process of the present utility model:

[0028] When the end of the connecting pipe 2 is connected to the oil port of the oil cooler main body 1, the separated firm hoop 3 is sleeved on the outside of the oil port. The first hoop body 34 and the second hoop body 35 are closed. The hand-tightening screw 32 is rotated. The hand-tightening screw 32 is connected to the stabilizing cylinder 331 to make the connection between the first hoop body 34 and the second hoop body 35 stable;

[0029] The limiting ring 4, the cover cylinder 53, and the sealing ring 6 are sleeved on the outside of the end of the connecting pipe 2. The end of the connecting pipe 2 is connected to the oil port;

[0030] The sealing ring 6 is axially moved along the connecting pipe 2 until it fits the oil port;

[0031] The limiting ring 4 is moved, and the fixed circular block 42 is sleeved on the outside of the limiting rod 31 to limit the end of the connecting pipe 2;

[0032] Move the covering cylinder 53 and rotate it. The rotating ring 51 is rotatably connected to the stabilizing ring 43, so that the covering cylinder 53 is connected to the firm hoop 3. Squeeze the inner ring 531 to squeeze the sealing collar 6, so as to seal the gap between the connecting pipe 2 and the oil port. The covering cylinder 53 is connected to the firm hoop 3 to form a sealed cylindrical structure, avoiding external interference on the end of the connecting pipe 2;

[0033] In summary: The firm hoop 3 is sleeved outside the oil port of the oil cooler body 1, the limiting ring 4 and the covering cylinder 53 are sleeved outside the end of the connecting pipe 2, and the fixed round block 42 is sleeved outside the limiting rod 31, so that the end of the connecting pipe 2 is limited, avoiding bending deformation of the end of the connecting pipe 2. The covering cylinder 53 is connected to the firm hoop 3 to form a sealed cylindrical structure, avoiding external interference on the end of the connecting pipe 2, and ensuring the stability of the connection between the oil port of the oil cooler and the end of the oil pipe of the hose.

[0034] Although the embodiments of the present invention have been shown and described (see the above detailed description), those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An oil cooler pipeline connection structure, comprising a firm hoop (3), a limiting ring (4) and an adjusting component for connecting an oil cooler main body (1) and a connecting pipeline (2), characterized in that: The firm hoop (3) includes a first hoop body (34) and a second hoop body (35). The outer surfaces of the first hoop body (34) and the second hoop body (35) are provided with limiting rods (31). The ends of the first hoop body (34) and the second hoop body (35) are provided with fixing plates (33). On the opposite surfaces of the oppositely fitted fixing plates (33), a hand-tightening screw (32) and a stabilizing cylinder (331) are respectively provided. The outer surface of the limiting ring (4) is provided with a connecting rod (41). The end of the connecting rod (41) is provided with a fixed round block (42). The side of the limiting ring (4) is provided with a stabilizing ring (43). The adjusting assembly includes a rotating ring (51), a connecting column (52) and a covering cylinder (53). The rotating ring (51) is sleeved outside the stabilizing ring (43). The two ends of the connecting column (52) are respectively connected to the rotating ring (51) and the covering cylinder (53).

2. The oil cooler pipeline connection structure according to claim 1, characterized in that: The limiting rod (31) is of a right-angle structure. The fixed round block (42) is provided with a through hole for the limiting rod (31) to pass through. The centers of the firm hoop (3), the limiting ring (4) and the stabilizing ring (43) are on the same axis.

3. The oil cooler pipeline connection structure according to claim 1, characterized in that: The outer surface of the stabilizing ring (43) is provided with an annular groove. The rotating ring (51) is installed outside the annular groove. The rotating ring (51) is rotatably connected to the stabilizing ring (43). The center of the covering cylinder (53) is on the same axis as the center of the stabilizing ring (43).

4. The oil cooler pipeline connection structure according to claim 1, characterized in that: The end of the hollow-structured covering cylinder (53) close to the connecting column (52) is sealed. The center of the sealed end of the covering cylinder (53) is provided with a round hole. The inner diameter of the sealed end of the covering cylinder (53), the inner diameters of the stabilizing ring (43) and the limiting ring (4) are the same.

5. The oil cooler pipeline connection structure according to claim 1, characterized in that: The side of the firm hoop (3) is provided with an installation groove (36). The inner surface of the firm hoop (3) located in the installation groove (36) is provided with internal threads. The covering cylinder (53) is in clearance fit with the installation groove (36). The outer surface of the end of the covering cylinder (53) is provided with external threads.

6. The oil cooler pipeline connection structure according to claim 1, characterized in that: The stabilizing cylinder (331) is internally provided with a connecting screw hole. The end of the hand-tightening screw (32) passing through the fixing plate (33) is matched with the connecting screw hole. The hand-tightening screw (32) is of a "Y" type structure.

7. The oil cooler pipeline connection structure according to claim 1, characterized in that: The covering cylinder (53) is internally provided with an extrusion inner ring (531) and a split sealing ring (6). The outer surface of the extrusion inner ring (531) fits with the inner side wall of the covering cylinder (53). The centers of the extrusion inner ring (531) and the covering cylinder (53) are on the same axis. The inner diameter of the sealing ring (6) is the same as the inner diameter of the extrusion inner ring (531). The outer diameter of the sealing ring (6) is the same as the inner diameter of the covering cylinder (53).

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