Pressure-resistant and bending-resistant stainless steel pipe fitting

Abstract

The utility model relates to the technical field of pipelines, and discloses a pressure-resistant and bending-resistant stainless steel pipe fitting which comprises a stainless steel water pipe body, a supporting frame is movably installed in the stainless steel water pipe body and further comprises three supporting plates, the three supporting plates are fixedly connected with one another, and a plurality of pressing grooves are formed in the outer side of the stainless steel water pipe body. A plurality of arc-shaped protruding strips are arranged on the inner side of the stainless steel water pipe body, and every two arc-shaped protruding strips form a group. The inner side of the stainless steel water pipe body is provided with a plurality of groups of arc-shaped raised lines formed by rolling, and a positioning groove is formed between every two arc-shaped raised lines, so that the support frame which is inserted into the stainless steel water pipe body can be quickly positioned and mounted, the stainless steel water pipe body can be supported from inside to outside, and meanwhile, the whole structure is simple, and the cost is low. And the supporting frame and the stainless steel water pipe body are made of the same material, so that the conveyed medium cannot be polluted.

Description

Technical Field

[0001] The utility model relates to the technical field of pipelines, in particular to a pressure-resistant and bending-resistant stainless steel pipe fitting. Background Art

[0002] Stainless steel pipes are tubular products made of stainless steel, which have certain corrosion resistance and good mechanical strength. Therefore, stainless steel pipes are widely used in the fields of petroleum, chemical industry, medicine, food, water treatment and construction.

[0003] The existing Chinese utility model patent disclosed by publication number CN219734663U is: a bending-resistant stainless steel pipe, which includes a stainless steel pipe body, wherein a plurality of support rings are movably installed inside the stainless steel pipe body, the outer diameter of the support ring is matched with the inner diameter of the stainless steel pipe body, a plurality of reinforcing rods are embedded in the outer wall of the support ring, and the reinforcing rods are fixedly connected to the support ring, the outer wall of the support ring is provided with a receiving groove, the interior of the receiving groove is fixedly connected with a wear-resistant pad, the wear-resistant pad is matched with the receiving groove, and a reinforcing component is provided inside the support ring, so that under the action of the support ring and the reinforcing rod, the application can make the overall rigidity of the end and middle section of the stainless steel pipe body stronger, but because the assembly of the support ring, reinforcing rod, support rod and wear-resistant pad and other structures in the application is relatively complicated, it is easy for some small parts to fall off in the stainless steel pipe body, and after being installed in the stainless steel pipe body, the channel flow in the stainless steel pipe body will be reduced, and at the same time, the flow resistance of the medium will be increased. Utility Model Content

[0004] The purpose of the utility model is to provide a pressure-resistant and bending-resistant stainless steel pipe fitting, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A pressure-resistant and bending-resistant stainless steel pipe fitting includes a stainless steel water pipe body, a support frame is movably installed in the stainless steel water pipe body, the support frame also includes three support plates, and the three support plates are fixedly connected to each other. A plurality of pressure grooves are opened on the outside of the stainless steel water pipe body, and two of the pressure grooves form a group.

[0007] As a further preferred embodiment of the present invention, a plurality of arcuate ridges are provided on the inner side of the stainless steel water pipe body, and two of the arcuate ridges form a group, and the two arcuate ridges are formed by inward roll pressing of the stainless steel water pipe body located at the two groove positions.

[0008] As a further preferred embodiment of the present invention, a positioning groove is provided between the two arc-shaped convex strips;

[0009] Based on this, by rolling multiple groups of arc-shaped convex strips on the inner side of the stainless steel water pipe body and forming positioning grooves between two arc-shaped convex strips, positioning conditions can be provided for the installation of the support frame.

[0010] As a further preferred embodiment of the present invention, a plurality of through holes are respectively provided in the three support plates, and pressure bearing grooves are also provided on both sides of the top of the three support plates;

[0011] Based on this, multiple through holes are opened in the support plate to reduce the weight of the overall structure. At the same time, by opening the pressure-bearing groove, the two ends of the stainless steel water pipe body can be engaged with the pipe connector without affecting the connection between the stainless steel water pipe body and the pipe connector.

[0012] As a further preferred embodiment of the present invention, a connecting groove is respectively provided on one side of the three support plates, a connecting plate is respectively fixedly installed on the other side of the three support plates, and the three support plates are inserted and installed in the stainless steel water pipe body, and the top of the support plate is inserted and installed in the corresponding positioning groove;

[0013] Based on this, a connection groove is opened on one side of the support plate, and a connection plate is installed on the other side, so that when two pipes are connected, the support frames in the two pipes can be connected to each other in a limited manner.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] In the present invention, a plurality of groups of roll-formed arc-shaped convex strips are arranged on the inner side of the stainless steel water pipe body, and a positioning groove is formed between two arc-shaped convex strips, so that the support frame inserted into the stainless steel water pipe body can be quickly positioned and installed, thereby realizing support for the stainless steel water pipe body from the inside to the outside. At the same time, the overall structure is streamlined and does not affect the circulation of the medium. The support frame is made of the same material as the stainless steel water pipe body and will not pollute the transported medium. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the partial structure of the stainless steel water pipe body of the present utility model;

[0018] Figure 3 This is a cross-sectional view of the stainless steel water pipe body of the present utility model;

[0019] Figure 4 This is a schematic diagram of the disassembly of the support frame of the utility model;

[0020] Figure 5 for Figure 4 Enlarged view of point A in the middle.

[0021] In the figure: 1. Stainless steel water pipe body; 2. Support frame; 3. Support plate; 4. Pressure groove; 5. Arc-shaped convex strip; 6. Positioning groove; 7. Through hole; 8. Pressure groove; 9. Connecting groove; 10. Connecting plate. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figure 1-Figure 5 As shown, the utility model provides a pressure-resistant and bending-resistant stainless steel pipe fitting, including a stainless steel water pipe body 1, a support frame 2 is movably installed in the stainless steel water pipe body 1, the support frame 2 also includes three support plates 3, and the three support plates 3 are fixedly connected to each other, and a plurality of pressing grooves 4 are opened on the outside of the stainless steel water pipe body 1, and two pressing grooves 4 form a group.

[0024] A plurality of arc-shaped ridges 5 are provided on the inner side of the stainless steel water pipe body 1, and two arc-shaped ridges 5 form a group. The two arc-shaped ridges 5 are roll-formed inward by the stainless steel water pipe body 1 located at the position of the two pressing grooves 4. A positioning groove 6 is provided between the two arc-shaped ridges 5. Based on this, by rolling multiple groups of arc-shaped ridges 5 on the inner side of the stainless steel water pipe body 1 and forming a positioning groove 6 between the two arc-shaped ridges 5, positioning conditions can be provided for the installation of the support frame 2. A plurality of through holes 7 are respectively provided in the three support plates 3, and pressure-bearing grooves 8 are also provided on both sides of the top of the three support plates 3. Based on this, a plurality of through holes 7 are provided in the support plate 3, which can reduce the weight of the overall structure. At the same time, by providing the pressure-bearing grooves 8, the two ends of the stainless steel water pipe body 1 can be engaged with the pipe connector without affecting the connection between the stainless steel water pipe body 1 and the pipe connector.

[0025] like Figure 4-Figure 5 As shown, a connecting groove 9 is respectively opened on one side of the three support plates 3, and a connecting plate 10 is fixedly installed on the other side of the three support plates 3, and the three support plates 3 are inserted and installed in the stainless steel water pipe body 1, and the top of the support plate 3 is inserted and installed in the corresponding positioning groove 6. Based on this, a connecting groove 9 is opened on one side of the support plate 3 and a connecting plate 10 is installed on the other side, so that when two pipes are connected, the support frames 2 in the two pipes can be limitedly connected to each other.

[0026] It should be noted that the present invention is a pressure-resistant and bending-resistant stainless steel pipe fitting. When installing the support frame 2, since the support frame 2 is composed of three support plates 3, the support plate 3 can be directly pushed into the stainless steel water pipe body 1, and the tops of the three support plates 3 are respectively inserted and installed in the corresponding positioning grooves 6 in the stainless steel water pipe body 1, so that the entire support frame 2 is positioned and inserted and installed in the stainless steel water pipe body 1, and the installation of the support frame 2 can be completed. When the stainless steel water pipe body 1 is connected to other stainless steel water pipe bodies 1 through pipe connectors, the parts of the stainless steel water pipe body 1 at both ends that are not provided with the pressure groove 4 can be directly inserted and installed on one side of the corresponding pipe connector, and the pipe connector and one end of the stainless steel water pipe body 1 are squeezed and deformed and fixed together by clamping.

[0027] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A pressure-resistant and anti-bending stainless steel pipe, characterized by: The invention comprises a stainless steel water pipe body (1), wherein a support frame (2) is movably installed in the stainless steel water pipe body (1), wherein the support frame (2) further comprises three support plates (3), and the three support plates (3) are fixedly connected to each other; and a plurality of pressing grooves (4) are provided on the outside of the stainless steel water pipe body (1), and two of the pressing grooves (4) form a group.

2. The pressure-resistant and bending-resistant stainless steel pipe according to claim 1, characterized in that: A plurality of arc-shaped ridges (5) are provided on the inner side of the stainless steel water pipe body (1), and two of the arc-shaped ridges (5) form a group. The two arc-shaped ridges (5) are formed by inward roll pressing of the stainless steel water pipe body (1) located at the positions of the two pressing grooves (4).

3. The pressure-resistant and bending-resistant stainless steel pipe according to claim 2, characterized in that: A positioning groove (6) is provided between the two arc-shaped convex strips (5).

4. The pressure-resistant and anti-bending stainless steel pipe according to claim 3, characterized in that: A plurality of through holes (7) are respectively provided in the three support plates (3), and pressure-bearing grooves (8) are also provided on both sides of the top of the three support plates (3).

5. The pressure-resistant and bending-resistant stainless steel pipe according to claim 4, characterized in that: One side of the three support plates (3) is respectively provided with a connection groove (9), and the other side of the three support plates (3) is respectively fixedly installed with a connection plate (10), and the three support plates (3) are inserted and installed in the stainless steel water pipe body (1), and the top of the support plate (3) is inserted and installed in the corresponding positioning groove (6).

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