Oil conveying pipe

Abstract

The utility model discloses an oil conveying pipe which comprises a pipe body capable of recovering deformation through bending, and connecting assemblies are arranged at the two ends of the pipe body. The connecting assembly comprises a flange plate tightly attached to the end face of the pipeline body, an inner barrel pipe and an outer barrel pipe which extend in the axial direction are arranged on the flange plate, a closed-ring-shaped inserting groove is formed between the outer barrel pipe and the inner barrel pipe, one end of the pipeline body is embedded into the inserting groove, the length of the outer barrel pipe is larger than that of the inner barrel pipe, and the length of the outer barrel pipe is larger than that of the inner barrel pipe. The end, not connected with the flange plate, of the outer bobbin body is provided with a turned edge, a plurality of first deformation grooves extending in the axial direction are distributed in the periphery of the outer bobbin body, notches of the first deformation grooves are formed in the end, not connected with the flange plate, of the outer bobbin body, and an elastic piece integrated with the outer bobbin body is formed between every two adjacent first deformation grooves. And a hoop is sleeved on the outer tube. The oil conveying pipe has the advantages of being reliable in connection, long in service life, complete in overall function and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline manufacturing, and more specifically, to an oil pipeline. Background Art

[0002] Two sections of oil pipelines are usually connected using a pipe connection assembly. Due to the different working conditions of different oil pipelines, some oil pipelines that are in an active state for a long time have high requirements for the connection performance of the pipe connection assembly. High-frequency pipe bending will also accelerate the loss of the service life of the oil pipeline, resulting in poor overall effect. Based on this, the utility model proposes an oil pipeline. Utility Model Content

[0003] The utility model aims to overcome the above-mentioned deficiencies in the prior art and to provide an oil pipeline which has the characteristics of reliable connection and long service life.

[0004] To solve the above technical problems, the purpose of the utility model is achieved as follows: the utility model involves an oil pipeline, including a pipeline main body that can recover its deformation after bending, and both ends of the pipeline main body are provided with connecting components; the connecting component includes a flange plate tightly attached to the end face of the pipeline main body, and the flange plate is provided with an inner tube and an outer tube extending along the axial direction, and a closed ring-shaped slot is formed between the outer tube and the inner tube, one end of the pipeline main body is embedded in the slot, the length of the outer tube is greater than the length of the inner tube, and the end of the outer tube that is not connected to the flange has a curling edge, and a plurality of first deformation grooves extending along the axial direction are arranged on the outer tube, and the notch of the first deformation groove is arranged at the end of the outer tube that is not connected to the flange, and a spring piece integrated with the outer tube is formed between two adjacent first deformation grooves, and a clamp is sleeved on the outer tube.

[0005] The utility model is further configured as follows: a hoop positioning groove in a closed ring shape is opened on the outer tube wall of the outer tube, and the holding hoop is arranged in the hoop positioning groove.

[0006] The utility model is further configured as follows: the hoop positioning groove is arranged close to the flange.

[0007] The utility model is further configured as follows: an elastic sleeve is sleeved on the outer tube and is arranged between the curling edge and the clamp.

[0008] The utility model is further configured as follows: the elastic sleeve comprises a metal ring extending along the axial direction, a plurality of second deformation grooves extending along the axial direction are arranged on the circumference of the metal ring, and the notches of the second deformation grooves are arranged on the end surface of the metal ring.

[0009] The utility model is further configured as follows: the number of the second deformation grooves is an even number; and the notches of two adjacent second deformation grooves face in opposite directions.

[0010] The utility model is further configured as follows: the interval angles between two adjacent second deformation grooves are equal.

[0011] The utility model is further configured such that: the interval angles between two adjacent first deformation grooves are equal.

[0012] In summary, the utility model has the following beneficial effects:

[0013] 1. The clamp is used to reduce the outer tube profile, thereby reducing the slot notch, and then clamping the end of the pipe body inserted therein, so as to achieve a tight connection between the pipe body and the connecting component.

[0014] 2. Extend the outer tube to form a spring sheet longer than the inner tube. The end of the spring sheet has a curled edge with a circular arc transition structure to block the deformed pipe body and prevent the pipe wall from contacting the sharp edge, thereby protecting the outer wall of the pipe body.

[0015] 3. Add an elastic sleeve to the outer tube to improve the resilience of the spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of Embodiment 1 of the present utility model;

[0017] Figure 2 yes Figure 1 A schematic diagram of the structure from another perspective;

[0018] Figure 3 It is a schematic diagram of the overall structure of Embodiment 2 of the present utility model;

[0019] Figure 4 yes Figure 3 A schematic diagram of the structure from another perspective;

[0020] Figure 5 The utility model is a schematic diagram of the structure of the elastic sleeve. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments, but it should be understood that these descriptions are only for further illustrating the features and advantages of the utility model, rather than limiting the patent requirements of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0022] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0023] Example 1

[0024] See also Figure 1 and Figure 2 As shown, an oil pipeline involved in this embodiment includes a pipeline body 1 that can recover its deformation after bending, and both ends of the pipeline body 1 are provided with connecting components; the connecting component includes a flange 2 tightly attached to the end face of the pipeline body 1, and the flange 2 is provided with an inner tube 3 and an outer tube 4 extending along the axial direction, and a closed ring-shaped slot (not marked) is formed between the outer tube 4 and the inner tube 3, one end of the pipeline body 1 is embedded in the slot, the length of the outer tube 4 is greater than the length of the inner tube 3, and the end of the outer tube 4 that is not connected to the flange 2 has a curling edge 5, and a plurality of first deformation grooves 6 extending along the axial direction are arranged on the outer tube 4. The notch of the first deformation groove 6 is arranged at the end of the outer tube 4 that is not connected to the flange 2, and a spring piece 7 that is integrated with the outer tube 4 is formed between two adjacent first deformation grooves 6, and a clamp (not shown) is sleeved on the outer tube 4.

[0025] Furthermore, a closed ring-shaped hoop positioning groove 8 is provided on the outer tube wall of the outer tube 4 , and the clamp is arranged in the hoop positioning groove 8 .

[0026] Furthermore, the hoop positioning groove 8 is arranged close to the flange 2 .

[0027] Furthermore, the interval angles between two adjacent first deformation grooves 6 are equal.

[0028] In this embodiment, the end of the pipe body 1 is first inserted into the slot formed by the outer tube 4 and the inner tube 3 until the end face of the pipe body 1 is close to the flange 2, and then a clamp is taken and wrapped around the outer tube 4 to tighten the outer tube 4, so that the outline of the outer tube 4 is reduced, thereby reducing the notch of the slot, and then clamping the end of the pipe body inserted therein.

[0029] Among them, the outer tube 4 extending beyond the inner tube 3 is also formed with a spring sheet 7, and the end of the spring sheet 7 has a curling edge 5, so that when the pipe body 1 bends away from the axis, it can provide a reaction force, thereby avoiding bending and preventing sharp edges from scratching the pipe wall.

[0030] The hoop member positioning groove 8 is provided to be used for installation and positioning of the hoop.

[0031] Example 2

[0032] See also Figures 1 to 4 As shown, the oil pipeline involved in this embodiment is further configured on the basis of Embodiment 1, wherein the outer tube 4 is sleeved with an elastic sleeve 9 arranged between the curling edge 5 and the clamp.

[0033] Furthermore, the elastic sleeve 9 includes a metal ring 91 extending in the axial direction, and a plurality of second deformation grooves 92 extending in the axial direction are arranged on the circumference of the metal ring 91 . The notches of the second deformation grooves 92 are arranged on the end surface of the metal ring 91 .

[0034] Furthermore, the number of the second deformation grooves 92 is an even number; the groove openings of two adjacent second deformation grooves 92 face in opposite directions.

[0035] Furthermore, the interval angles between two adjacent second deformation grooves 92 are equal.

[0036] In this embodiment, the elastic sleeve 9 is added to further enhance the resilience of the spring sheet 7 .

[0037] The oil pipeline involved in the utility model adopts a clamp to reduce the outline of the outer tube, thereby reducing the slot notch, and then clamping the end of the pipeline body inserted therein, so as to achieve a tight connection effect between the pipeline body and the connecting component; and the outer tube is extended to form a spring sheet longer than the inner tube, and the end of the spring sheet has a curling edge with a circular arc transition structure, which blocks the pipeline body in deformation and prevents the pipe wall from contacting the sharp edge, thereby protecting the outer tube wall of the pipeline body; and by adding an elastic sleeve sleeved on the outer tube, the resilience of the spring sheet is improved, the overall function is perfect, and the practicality is strong.

[0038] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationship are based on the orientation or positional relationship actually shown, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in combination with the embodiments and according to specific circumstances.

[0039] Unless otherwise clearly specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. An oil pipeline, comprising a pipeline body capable of recovering its deformation after bending, characterized in that: Both ends of the pipeline body are provided with connecting components; the connecting components include a flange plate tightly attached to the end face of the pipeline body, an inner tube and an outer tube extending along the axial direction are provided on the flange plate, a closed ring-shaped slot is formed between the outer tube and the inner tube, one end of the pipeline body is embedded in the slot, the length of the outer tube is greater than the length of the inner tube, the end of the outer tube that is not connected to the flange plate has a curling edge, a plurality of first deformation grooves extending along the axial direction are arranged on the outer tube, the notch of the first deformation groove is arranged on the end of the outer tube that is not connected to the flange plate, a spring sheet integrated with the outer tube is formed between two adjacent first deformation grooves, and a clamp is sleeved on the outer tube.

2. The oil pipeline according to claim 1, characterized in that: A closed ring-shaped hoop positioning groove is provided on the outer tube wall of the outer tube, and the clamp is arranged in the hoop positioning groove.

3. The oil pipeline according to claim 2, characterized in that: The hoop positioning groove is arranged close to the flange.

4. The oil pipeline according to claim 3, characterized in that: The outer tube is sleeved with an elastic sleeve arranged between the curling edge and the clamp.

5. The oil pipeline according to claim 4, characterized in that: The elastic sleeve comprises a metal ring extending in the axial direction, a plurality of second deformation grooves extending in the axial direction are arranged on the circumference of the metal ring, and the notches of the second deformation grooves are arranged on the end surface of the metal ring.

6. The oil pipeline according to claim 5, characterized in that: The number of the second deformation grooves is an even number; the notches of two adjacent second deformation grooves face opposite directions.

7. The oil pipeline according to claim 6, characterized in that: The interval angles between two adjacent second deformation grooves are equal.

8. The oil pipeline according to claim 1, characterized in that: The interval angles between two adjacent first deformation grooves are equal.

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