Plastic-coated steel pipe with supporting device

Abstract

The utility model relates to the technical field of plastic-coated steel pipes, in particular to a plastic-coated steel pipe with a supporting device, which comprises a steel pipe body, a supporting ring, a supporting seat, a supporting groove and a positioning mechanism, the supporting ring is arranged at one end of the side wall of the steel pipe body, the supporting seat is fixedly arranged at the other end of the side wall of the steel pipe body, and the supporting groove is arranged on the supporting seat. The supporting grooves are matched with the supporting rings in shape, the supporting grooves communicate with the steel pipe bodies, and the positioning mechanisms are arranged on the supporting rings and used for installing and fixing the supporting rings and the supporting seats on the other steel pipe body. And meanwhile, mounting and dismounting of the steel pipe body are achieved through cooperation of the positioning blocks and the side walls of the positioning grooves, and therefore the problem that in the related technology, the mounting and dismounting efficiency of plastic-coated pipelines is low is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic-coated steel pipes, in particular to a plastic-coated steel pipe with a supporting device. Background Art

[0002] Plastic coated steel pipes are based on steel pipes, and a plastic anti-corrosion layer is welded on the inner surface of the steel pipe through various processes such as dipping, rolling, suction coating, and electrostatic spraying, or a steel-plastic composite steel pipe with plastic anti-corrosion layers welded on the inner and outer surfaces. Plastic coated steel pipes need to go through multiple processes such as loading, heating, dipping, curing, cooling, inspection, packaging, and warehousing.

[0003] In the prior art, the connection between plastic-coated steel pipes is mostly installed through flanges and bolts. However, during the installation process of the flange, multiple bolts need to be rotated in sequence, and the efficiency of installation and disassembly is low.

[0004] In order to improve the installation efficiency between steel pipes, after searching, the utility model patent with publication number CN215568669U in the prior art discloses a seamless steel pipe with a supporting device, the seamless steel pipe comprises: a pipe body; a protective shell, which is sleeved on the outside of the pipe body; the seamless steel pipe also comprises: a supporting device, which is installed at the head and tail ends of the pipe body and is used to connect the two pipe bodies, a receiving groove, which is recessed on the side of the supporting device and has protrusions installed on the inner walls on both sides, and a coupling component, which is slidably installed in the inside of another supporting device and is arranged in coordination with the receiving groove. By arranging the supporting device, it is more convenient to install the pipeline, and the pipe body can be protected at the same time to avoid scratches during transportation, by arranging the receiving groove and the coupling component.

[0005] However, in the above-mentioned prior art, during installation, the first magnetic part moves along the direction of the sliding sleeve under the elastic force of the elastic part and the magnetic force, so that the coupling part enters the accommodating groove. However, the magnetism of the first magnetic part and the magnetic block always exists, so it is not convenient to disassemble the pipeline, which affects the use effect of the pipeline. Utility Model Content

[0006] The utility model provides a plastic-coated steel pipe with a supporting device, which solves the problem of low installation and disassembly efficiency between plastic-coated pipes in the related art.

[0007] The technical solution of the utility model is as follows: A plastic-coated steel pipe with a supporting device comprises a steel pipe body, a supporting ring, a supporting seat, a supporting groove and a positioning mechanism;

[0008] The support ring is arranged at one end of the side wall of the steel pipe body;

[0009] The support seat is fixedly arranged at the other end of the side wall of the steel pipe body;

[0010] The support groove is provided on the support seat, the support groove is adapted to the shape of the support ring, and the support groove is communicated with the steel pipe body;

[0011] The positioning mechanism is arranged on the support ring and is used for installing and fixing the support ring and the support seat on another steel pipe body.

[0012] Preferably, the positioning mechanism comprises:

[0013] a first cavity, the first cavity being opened in the supporting ring;

[0014] A positioning opening, wherein the positioning opening is provided in plurality, and the plurality of positioning openings are opened on the side wall of the first cavity;

[0015] A positioning groove, the positioning groove corresponding to the positioning opening is opened on the side wall of the supporting groove;

[0016] A positioning block, the positioning block is arranged in the positioning opening;

[0017] Positioning posts, two of which are hingedly provided between each positioning block and the first cavity side wall;

[0018] An angle adjustment mechanism is disposed in the first cavity and is used to adjust the angle of the positioning column.

[0019] Furthermore, the angle adjustment mechanism includes:

[0020] An internally threaded tube, the internally threaded tube being slidably disposed on the side wall of the first cavity;

[0021] An adjusting port, the adjusting port corresponding to the positioning port is opened on the internally threaded tube;

[0022] Adjustment rings, two of which are rotatably arranged in each adjustment opening, wherein the positioning column passes through the adjustment rings and is slidably connected to the inner wall of the adjustment rings;

[0023] A driving mechanism is disposed in the first cavity and is used to control the movement of the internally threaded tube.

[0024] Furthermore, the driving mechanism comprises:

[0025] A driving groove, the driving groove is provided on the supporting ring, and the driving groove is located at one side of the first cavity;

[0026] A driving opening, the driving opening being disposed between the driving groove and the first cavity;

[0027] a first driving ring, the first driving ring being rotatably disposed on a side wall of the driving groove, the first driving ring penetrating the driving opening and extending into the first cavity;

[0028] Wherein, the side wall of the first driving ring is provided with an external thread, and the first driving ring extends into the internal threaded tube through threaded fitting;

[0029] a second driving ring, the second driving ring being arranged in the driving groove, the inner wall of the second driving ring being slidably connected with the outer wall of the first driving ring;

[0030] A limiting mechanism is arranged in the driving groove and is used to limit the second driving ring.

[0031] Furthermore, the limiting mechanism includes:

[0032] A limit block, the limit block is fixedly arranged on the side wall of the driving groove;

[0033] A limiting groove, the limiting groove corresponding to the limiting block is opened on the second driving ring;

[0034] A limit spring is fixedly arranged on the side wall of the driving groove, and the limit spring is in contact with the second driving ring.

[0035] On the basis of the above solution, a hand wheel is further included, and the hand wheel is fixedly arranged on the outer wall of the second driving ring.

[0036] The working principle and beneficial effects of the utility model are:

[0037] 1. In the utility model, through the setting of the positioning mechanism, the internal threaded tube can be controlled to move through the driving mechanism, so that the positioning column can be driven by the adjusting ring to adjust the angle, so that the positioning block is driven by the positioning column to extend into the positioning groove, and the support ring and the support seat are connected and fixed by the cooperation of the positioning block and the side wall of the positioning groove, and the disassembly of the steel pipe body can be realized by controlling the internal threaded tube to move in the opposite direction;

[0038] 2. In the utility model, through the setting of the driving mechanism, the operator rotates the hand wheel, thereby driving the first driving ring to rotate through the sliding cooperation between the second driving ring and the first driving ring, and at the same time driving the internal threaded tube to move through the thread cooperation between the first driving ring and the internal threaded tube;

[0039] 3. In the utility model, by setting the limiting mechanism, in the initial state, the second drive ring moves to the side away from the positioning block under the action of the limiting spring, so that the limiting block extends into the limiting groove, and the second drive ring is limited by the cooperation between the limiting block and the limiting groove, thereby preventing the connection of the steel pipe body from being loosened;

[0040] 4. In the utility model, through the arrangement of the steel pipe body, the support ring, the support seat, the support groove and the positioning mechanism, it is convenient to adjust the position of the positioning block by moving and rotating the hand wheel, and at the same time, the installation and disassembly of the steel pipe body are realized through the cooperation between the positioning block and the side wall of the positioning groove, thereby solving the problem of low installation and disassembly efficiency between plastic-coated pipes in related technologies. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0042] Figure 1 It is a schematic diagram of the structure of the utility model;

[0043] Figure 2 This is a schematic diagram of the structure of the support ring of the utility model;

[0044] Figure 3 This is a schematic diagram of the cross-sectional structure of the support ring of the utility model;

[0045] Figure 4 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0046] Figure 5 This is a schematic diagram of the cross-sectional structure of the internally threaded pipe of the utility model;

[0047] Figure 6 It is a structural schematic diagram of the support seat of the utility model.

[0048] In the figure: 1. Steel pipe body; 2. Support ring; 3. Support seat; 4. Positioning groove; 5. Positioning block; 6. Positioning column; 7. Internal threaded tube; 8. Adjustment ring; 9. First drive ring; 10. Second drive ring; 11. Limit block; 12. Limit spring; 13. Handwheel. DETAILED DESCRIPTION

[0049] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0050] like Figure 1 to Figure 6As shown, this embodiment proposes a plastic-coated steel pipe with a supporting device, including a steel pipe body 1, a supporting ring 2, a supporting seat 3, a supporting groove and a positioning mechanism, the supporting ring 2 is arranged at one end of the side wall of the steel pipe body 1, the supporting seat 3 is fixedly arranged at the other end of the side wall of the steel pipe body 1, the supporting groove is opened on the supporting seat 3, the supporting groove is adapted to the shape of the supporting ring 2, the supporting groove is connected with the steel pipe body 1, and the positioning mechanism is arranged on the supporting ring 2, for installing and fixing the supporting ring 2 and the supporting seat 3 on another steel pipe body 1.

[0051] Among them, the positioning mechanism includes a first cavity, a positioning port, a positioning groove 4, a positioning block 5, a positioning column 6 and an angle adjustment mechanism. The first cavity is opened in the support ring 2, and the positioning port is set to multiple. Multiple positioning ports are opened on the side wall of the first cavity. The positioning groove 4 is opened on the side wall of the support groove corresponding to the positioning port. The positioning block 5 is set in the positioning port. Two positioning columns 6 are hingedly arranged between each positioning block 5 and the side wall of the first cavity. The angle adjustment mechanism is arranged in the first cavity for adjusting the angle of the positioning column 6. The angle adjustment mechanism includes an internal threaded tube 7, an adjustment port, an adjustment ring 8 and a driving mechanism. The internal threaded tube 7 is slidably arranged on the side wall of the first cavity. The adjustment port is opened on the internal threaded tube 7 corresponding to the positioning port. Two adjustment rings 8 are rotatably arranged in each adjustment port. Among them, the positioning column 6 passes through the adjustment ring 8 and is slidably connected to the inner wall of the adjustment ring 8. The driving mechanism is arranged in the first cavity for controlling the movement of the internal threaded tube 7.

[0052] Specifically, after the support ring 2 is extended into the support groove of the support seat 3 on the other steel pipe body 1, the internal threaded tube 7 can be controlled to move through the driving mechanism, so that the positioning column 6 can be driven by the adjusting ring 8 to adjust the angle, and the positioning block 5 is driven by the positioning column 6 to extend into the positioning groove 4. At the same time, the connection and fixation of the support ring 2 and the support seat 3 are achieved through the cooperation between the positioning block 5 and the side wall of the positioning groove 4. At the same time, the internal threaded tube 7 can be controlled to move in the opposite direction to achieve the disassembly of the steel pipe bodies 1.

[0053] Among them, the driving mechanism includes a driving groove, a driving port, a first driving ring 9, a second driving ring 10 and a limiting mechanism. The driving groove is opened on the support ring 2, the driving groove is located on one side of the first cavity, the driving port is opened between the driving groove and the first cavity, the first driving ring 9 is rotatably set on the side wall of the driving groove, the first driving ring 9 penetrates the driving port and extends into the first cavity, wherein the side wall of the first driving ring 9 is provided with an external thread, the first driving ring 9 extends into the internal threaded tube 7 through threaded cooperation, the second driving ring 10 is arranged in the driving groove, the inner wall of the second driving ring 10 is slidably connected with the outer wall of the first driving ring 9, the limiting mechanism is arranged in the driving groove, which is used to limit the second driving ring 10, and also includes a handwheel 13, the handwheel 13 is fixedly arranged on the outer wall of the second driving ring 10.

[0054] Specifically, the operator rotates the hand wheel 13, thereby driving the first drive ring 9 to rotate through the sliding cooperation between the second drive ring 10 and the first drive ring 9, and driving the internal threaded tube 7 to move through the thread cooperation between the first drive ring 9 and the internal threaded tube 7.

[0055] Among them, the limiting mechanism includes a limiting block 11, a limiting groove and a limiting spring 12. The limiting block 11 is fixedly set on the side wall of the driving groove. The limiting groove and the limiting block 11 are opened on the second driving ring 10 corresponding to each other. The limiting spring 12 is fixedly set on the side wall of the driving groove, and the limiting spring 12 is in contact with the second driving ring 10.

[0056] Specifically, in the initial state, the second drive ring 10 moves toward the side away from the positioning block 5 under the action of the limit spring 12, so that the limit block 11 extends into the limit groove. At the same time, the second drive ring 10 is limited by the cooperation between the limit block 11 and the limit groove, thereby preventing the connection of the steel pipe body 1 from loosening. After the operator pushes the hand wheel 13 to make the limit block 11 disengage from the limit groove, the hand wheel 13 is turned to realize the rotation control of the second drive ring 10.

[0057] In this embodiment, when in use, after the support ring 2 is extended into the support groove of the support seat 3 on the other steel pipe body 1, the operator pushes the hand wheel 13 to make the limit block 11 disengage from the limit groove, and then turns the hand wheel 13 to realize the rotation control of the second drive ring 10, thereby driving the first drive ring 9 to rotate through the sliding cooperation between the second drive ring 10 and the first drive ring 9, and at the same time, driving the internal threaded tube 7 to move through the thread cooperation between the first drive ring 9 and the internal threaded tube 7, so as to facilitate the positioning column 6 to adjust the angle through the adjustment ring 8, thereby driving the positioning block 5 to extend into the positioning groove 4 through the positioning column 6, and at the same time, the connection and fixation of the support ring 2 and the support seat 3 are realized through the cooperation between the positioning block 5 and the side wall of the positioning groove 4, and at the same time, the internal threaded tube 7 is controlled to move in the reverse direction to realize the disassembly between the steel pipe bodies 1.

[0058] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A plastic-coated steel pipe with a supporting device, characterized in that: include: Steel pipe body (1); A support ring (2), the support ring (2) being arranged at one end of a side wall of the steel pipe body (1); A support seat (3), the support seat (3) being fixedly arranged on the other end of the side wall of the steel pipe body (1); A support groove, the support groove is provided on the support seat (3), the support groove is adapted to the shape of the support ring (2), and the support groove is connected to the steel pipe body (1); A positioning mechanism, the positioning mechanism being arranged on the support ring (2) and being used for installing and fixing the support ring (2) and the support seat (3) on another steel pipe body (1); Wherein, the positioning mechanism comprises: A first cavity, the first cavity being opened in the support ring (2); A positioning opening, wherein the positioning opening is provided in plurality, and the plurality of positioning openings are opened on the side wall of the first cavity; A positioning groove (4), the positioning groove (4) being arranged on the side wall of the supporting groove corresponding to the positioning opening; A positioning block (5), the positioning block (5) being arranged in the positioning opening; Positioning posts (6), two of the positioning posts (6) being hingedly provided between each positioning block (5) and the first cavity side wall; An angle adjustment mechanism, the angle adjustment mechanism being arranged in the first cavity and being used to adjust the angle of the positioning column (6); Wherein, the angle adjustment mechanism comprises: An internally threaded tube (7), the internally threaded tube (7) being slidably disposed on the side wall of the first cavity; An adjustment port, the adjustment port corresponding to the positioning port being opened on the internally threaded tube (7); An adjustment ring (8), wherein two adjustment rings (8) are rotatably arranged in each adjustment opening, wherein the positioning column (6) passes through the adjustment ring (8) and is slidably connected to the inner wall of the adjustment ring (8); A driving mechanism, the driving mechanism being arranged in the first cavity and being used for controlling the movement of the internally threaded tube (7).

2. The plastic-coated steel pipe with a supporting device according to claim 1, characterized in that: The driving mechanism comprises: A driving groove, the driving groove being formed on the supporting ring (2), and the driving groove being located on one side of the first cavity; A driving opening, the driving opening being disposed between the driving groove and the first cavity; A first drive ring (9), the first drive ring (9) being rotatably disposed on a side wall of the drive groove, the first drive ring (9) penetrating the drive opening and extending into the first cavity; Wherein, the side wall of the first drive ring (9) is provided with an external thread, and the first drive ring (9) extends into the internal threaded tube (7) through threaded engagement; A second drive ring (10), the second drive ring (10) being arranged in the drive groove, the inner wall of the second drive ring (10) being slidably connected to the outer wall of the first drive ring (9); A limiting mechanism, the limiting mechanism is arranged in the driving groove and is used to limit the second driving ring (10).

3. The plastic-coated steel pipe with a supporting device according to claim 2, characterized in that: The limiting mechanism comprises: A limit block (11), the limit block (11) being fixedly arranged on a side wall of the driving groove; a limiting groove, the limiting groove being arranged on the second driving ring (10) corresponding to the limiting block (11); A limit spring (12), wherein the limit spring (12) is fixedly arranged on a side wall of the driving groove, and the limit spring (12) is in contact with the second driving ring (10).

4. The plastic-coated steel pipe with a supporting device according to claim 3, characterized in that: It also includes a hand wheel (13), wherein the hand wheel (13) is fixedly arranged on the outer wall of the second drive ring (10).

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