Thin-wall stainless steel pipe connecting pipe fitting

Abstract

The utility model discloses a thin-wall stainless steel pipe connecting pipe fitting which comprises a connecting pipe main body, stainless steel pipe main bodies are installed at the two ends of the connecting pipe main body, and a reinforcing unit and a sealing unit are arranged between the connecting pipe main body and the stainless steel pipe main bodies. The reinforcing unit is used for increasing the connecting strength between the connecting pipe main body and the stainless steel pipe main bodies on the two sides; the sealing unit is used for improving the sealing performance of the joint of the connecting pipe body and the stainless steel pipe body. The connecting pipe has the advantages that the connecting strength between the connecting pipe body and the stainless steel pipe bodies on the two sides can be improved through the reinforcing units, and in the using process, due to the fact that the ends of the stainless steel pipe bodies are inserted into the sealing grooves formed between the outer sides of the sealing rubber rings and the inner side of the connecting pipe body through the arranged sealing units, the sealing performance of the stainless steel pipe bodies is improved. And therefore, the condition that the medium in the connecting pipe main body and the stainless steel pipe main body leaks from the joint of the connecting pipe main body and the stainless steel pipe main body can be avoided.

Description

Technical Field

[0001] The utility model relates to a connecting pipe fitting, in particular to a thin-wall stainless steel pipe connecting pipe fitting, belonging to the technical field of stainless steel pipes. Background Art

[0002] Thin-walled stainless steel pipes refer to stainless steel pipes with a wall thickness to outer diameter ratio of no more than 6%. Stainless steel pipes have high strength, strong corrosion resistance, good toughness, excellent resistance to vibration, shock and seismic resistance, and do not become brittle at low temperatures. They can ensure the purity of water quality during water delivery, and are durable and can be recycled as decorative materials.

[0003] When two thin-walled stainless steel pipes are butt-jointed and installed, most of them are connected by connecting pipe fittings. However, due to the thin wall thickness of the thin-walled stainless steel pipe, it is easy for a gap to appear between the thin-walled stainless steel pipe and the connecting pipe fitting during connection, which may easily lead to water leakage at the connection. Therefore, the present application proposes a thin-walled stainless steel pipe connecting pipe fitting. Utility Model Content

[0004] The purpose of the utility model is to provide a thin-walled stainless steel pipe connecting pipe fitting in order to solve the above-mentioned problem. Firstly, a reinforcing unit is used to increase the connection strength between the connecting pipe body and the stainless steel pipe bodies on both sides, so that the connecting pipe body can be stably installed between the stainless steel pipe bodies on both sides. During use, a sealing unit is provided, because the end of the stainless steel pipe body is inserted into the sealing groove formed between the outer side of the sealing rubber ring and the inner side of the connecting pipe body, leakage of the medium inside the connecting pipe body and the stainless steel pipe body from the connection between the connecting pipe body and the stainless steel pipe body can be avoided.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions: a thin-walled stainless steel pipe connecting pipe fitting, comprising a connecting pipe body, both ends of which are equipped with stainless steel pipe bodies, and between the connecting pipe body and the stainless steel pipe body are provided:

[0006] A reinforcement unit, which is used to increase the connection strength between the connecting pipe body and the stainless steel pipe bodies on both sides;

[0007] A sealing unit, which is used to increase the sealing performance of the connection between the connecting pipe body and the stainless steel pipe body;

[0008] The sealing unit consists of:

[0009] A positioning ring, the positioning ring is fixedly installed on the inner wall of the connecting pipe body;

[0010] The sealing rubber ring is fixedly sleeved on the outer side of the positioning ring, and a sealing groove is formed between the outer side of the sealing rubber ring and the inner side of the connecting pipe body, and the end of the stainless steel pipe body is inserted into the inner wall of the sealing groove.

[0011] Preferably, the reinforcement unit comprises:

[0012] A first mounting ring, the first mounting ring is fixedly sleeved on the outer side of the connecting pipe body;

[0013] The second mounting ring is fixedly sleeved on the outer side of the stainless steel pipe body and is connected to the corresponding first mounting ring.

[0014] Preferably, a plurality of reinforcing rods are inserted between the two first mounting rings and the two second mounting rings.

[0015] Preferably, an end cap is fixedly mounted on one end of the reinforcing rod, and the end cap is tightly against one of the first mounting rings, and a nut block is threadedly connected to the other end of the reinforcing rod, and the nut block is tightly against another first mounting ring.

[0016] Preferably, a positioning ring is fixedly sleeved on the outer side of the connecting pipe body, and a plurality of reinforcing rods are movably inserted in the positioning ring.

[0017] The beneficial effects of the utility model are as follows: during the installation process, firstly, the reinforcing unit is used to increase the connection strength between the connecting pipe body and the stainless steel pipe bodies on both sides, so that the connecting pipe body can be stably installed between the stainless steel pipe bodies on both sides; during use, the provided sealing unit is used, because the end of the stainless steel pipe body is inserted into the sealing groove formed between the outer side of the sealing rubber ring and the inner side of the connecting pipe body, it is possible to avoid the medium inside the connecting pipe body and the stainless steel pipe body from leaking from the connection between the connecting pipe body and the stainless steel pipe body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the connection between the connecting pipe body and the stainless steel pipe body of the utility model;

[0020] Figure 3 It is a partial structural sectional view of the utility model.

[0021] In the figure: 1, connecting pipe body; 101, first mounting ring; 102, reinforcing rod; 103, positioning ring; 2, stainless steel pipe body; 201, second mounting ring; 3, positioning ring; 301, sealing rubber ring; 302, sealing groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in 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 in 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.

[0023] The utility model embodiment discloses a thin-walled stainless steel pipe connecting pipe fitting, according to the attached Figure 1-3 As shown, it includes a connecting pipe body 1, both ends of the connecting pipe body 1 are installed with a stainless steel pipe body 2, and between the connecting pipe body 1 and the stainless steel pipe body 2 are arranged:

[0024] A reinforcement unit, which is used to increase the connection strength between the connecting pipe body 1 and the stainless steel pipe bodies 2 on both sides;

[0025] A sealing unit, which is used to increase the sealing performance of the connection between the connecting pipe body 1 and the stainless steel pipe body 2;

[0026] The sealing unit consists of:

[0027] A positioning ring 3, the positioning ring 3 is fixedly mounted on the inner wall of the connecting pipe body 1;

[0028] The sealing rubber ring 301 is fixedly sleeved on the outer side of the positioning ring 3 , and a sealing groove 302 is formed between the outer side of the sealing rubber ring 301 and the inner side of the connecting pipe body 1 , and the end of the stainless steel pipe body 2 is inserted into the inner wall of the sealing groove 302 .

[0029] During the installation process, the reinforcing unit is first used to increase the connection strength between the connecting pipe body 1 and the stainless steel pipe bodies 2 on both sides, so that the connecting pipe body 1 can be stably installed between the stainless steel pipe bodies 2 on both sides. During use, the provided sealing unit is used, because the end of the stainless steel pipe body 2 is inserted into the sealing groove 302 formed between the outer side of the sealing rubber ring 301 and the inner side of the connecting pipe body 1, it can avoid the medium inside the connecting pipe body 1 and the stainless steel pipe body 2 from leaking from the connection between the connecting pipe body 1 and the stainless steel pipe body 2.

[0030] Specifically disclosed, the strengthening unit includes:

[0031] A first mounting ring 101, which is fixedly sleeved on the outer side of the connecting pipe body 1;

[0032] The second mounting ring 201 is fixedly sleeved on the outer side of the stainless steel pipe body 2 , and the second mounting ring 201 is connected to the corresponding first mounting ring 101 .

[0033] Furthermore, a plurality of reinforcing rods 102 are inserted between the two first mounting rings 101 and the two second mounting rings 201 .

[0034] Furthermore, a head is fixedly mounted on one end of the reinforcing rod 102 , and the head is tightly against one of the first mounting rings 101 , and a nut block is threadedly connected to the other end of the reinforcing rod 102 , and the nut block is tightly against another first mounting ring 101 .

[0035] During the installation process, the end of the reinforcing rod 102 is inserted between the two first mounting rings 101 and the two second mounting rings 201 until the head of the reinforcing rod 102 is tightly against one of the first mounting rings 101, and then the nut block is threadedly connected to the other end of the reinforcing rod 102 until the nut block is tightly against the other first mounting ring 101, so that the reinforcing rod 102 can be stably fixed between the two first mounting rings 101 and the two second mounting rings 201, thereby strengthening the connection strength between the two first mounting rings 101 and the two second mounting rings 201, making the connection between the connecting pipe body 1 and the stainless steel pipe body 2 more stable.

[0036] Furthermore, a positioning ring 103 is fixedly sleeved on the outer side of the connecting pipe body 1 , and the plurality of reinforcing rods 102 are movably inserted in the positioning ring 103 .

[0037] By setting the positioning ring 103, since the multiple reinforcing rods 102 are movably inserted in the positioning ring 103, the multiple reinforcing rods 102 can be auxiliaryly fixed, thereby making the connection between the connecting pipe body 1 and the stainless steel pipe body 2 more stable.

[0038] During the installation process, the reinforcing unit is first used to increase the connection strength between the connecting pipe body 1 and the stainless steel pipe bodies 2 on both sides, so that the connecting pipe body 1 can be stably installed between the stainless steel pipe bodies 2 on both sides. During use, the provided sealing unit is used, because the end of the stainless steel pipe body 2 is inserted into the sealing groove 302 formed between the outer side of the sealing rubber ring 301 and the inner side of the connecting pipe body 1, it can avoid the medium inside the connecting pipe body 1 and the stainless steel pipe body 2 from leaking from the connection between the connecting pipe body 1 and the stainless steel pipe body 2.

[0039] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A thin-walled stainless steel pipe connecting pipe fitting, comprising a connecting pipe body (1), characterized in that: The two ends of the connecting pipe body (1) are both installed with a stainless steel pipe body (2), and between the connecting pipe body (1) and the stainless steel pipe body (2) are provided: A reinforcing unit, the reinforcing unit is used to increase the connection strength between the connecting pipe body (1) and the stainless steel pipe bodies (2) on both sides; A sealing unit, the sealing unit is used to increase the sealing performance of the connection between the connecting pipe body (1) and the stainless steel pipe body (2); The sealing unit consists of: A positioning ring (3), the positioning ring (3) is fixedly mounted on the inner wall of the connecting pipe body (1); The sealing rubber ring (301) is fixedly sleeved on the outer side of the positioning ring (3), and a sealing groove (302) is formed between the outer side of the sealing rubber ring (301) and the inner side of the connecting pipe body (1), and the end of the stainless steel pipe body (2) is inserted into the inner wall of the sealing groove (302).

2. A thin-walled stainless steel pipe connecting pipe fitting according to claim 1, characterized in that: The reinforcement unit comprises: A first mounting ring (101), the first mounting ring (101) is fixedly sleeved on the outer side of the connecting pipe body (1); The second mounting ring (201) is fixedly sleeved on the outer side of the stainless steel pipe body (2), and the second mounting ring (201) is connected to the corresponding first mounting ring (101).

3. A thin-walled stainless steel pipe connecting pipe fitting according to claim 2, characterized in that: A plurality of reinforcing rods (102) are inserted between the two first mounting rings (101) and the two second mounting rings (201).

4. A thin-walled stainless steel pipe connecting pipe fitting according to claim 3, characterized in that: One end of the reinforcing rod (102) is fixedly mounted with an end cap, and the end cap is tightly abutted against one of the first mounting rings (101); the other end of the reinforcing rod (102) is threadedly connected with a nut block, and the nut block is tightly abutted against another first mounting ring (101).

5. The thin-walled stainless steel pipe connecting pipe fitting according to claim 3, characterized in that: A positioning ring (103) is fixedly sleeved on the outer side of the connecting pipe body (1), and a plurality of reinforcing rods (102) are movably inserted into the positioning ring (103).

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