Stainless steel pipe fitting splicing device

Abstract

The utility model provides a stainless steel pipe fitting splicing device, which belongs to the technical field of stainless steel pipe fittings, and is characterized in that the stainless steel pipe fitting splicing device comprises splicing sleeves and connecting pipes, the splicing sleeves are used for connecting the splicing device and stainless steel pipe fittings, and are positioned at two ends of the splicing device; the connecting pipe is used for connecting the splicing sleeves at the two ends, each splicing sleeve comprises an outer cylinder and an inner cylinder, the outer cylinder and the inner cylinder are both of a sleeve structure and are fixedly connected with the connecting pipe, the inner diameter of the outer cylinder is larger than the outer diameter of the inner cylinder, the outer cylinder comprises a lower fixing part and an upper fixing part, and the lower fixing part is fixedly connected with the inner cylinder. The lower fixing part and the upper fixing part are arc-shaped iron sheets, the lower fixing part is welded to the connecting pipe, one end of the upper fixing part is fixedly connected with one end of the lower fixing part through a rotating shaft, and the other end of the upper fixing part and the other end of the lower fixing part are fixed through a bolt and a nut. The stainless steel pipe fitting can be conveniently disassembled and connected, and use is easy and convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of stainless steel pipe fittings, and in particular relates to a stainless steel pipe fitting splicing device. Background Art

[0002] Stainless steel pipe fittings are widely used in industries such as industry and construction. The main connection methods include welding, threaded connection and flange connection. Among them, welding connection has the advantages of firm connection and good sealing, but the welding process is relatively complicated and requires a high level of technology. Threaded connection and flange connection are relatively simple, but the connection strength and sealing are relatively low. Therefore, how to connect stainless steel pipe fittings conveniently and quickly is still a problem to be solved.

[0003] Existing stainless steel pipe connection devices mainly include clamp type, welding type, flange type, etc. The clamp type connection device uses a clamp to fix the pipe together, but the disassembly process is relatively cumbersome. The welding type connection device requires welding operation, which is a relatively complicated process. The strength and sealing of the pipe after welding are better, but the disassembly process is still difficult. The flange type connection device is connected by flange, and the connection method is relatively simple, but it is necessary to prepare corresponding flange gaskets and fasteners, and the use and maintenance are relatively complicated. Utility Model Content

[0004] In view of this, the utility model provides a stainless steel pipe fitting splicing device, which can facilitate the disassembly and connection of stainless steel pipe fittings and is easy to use.

[0005] The utility model is achieved in this way:

[0006] The utility model provides a stainless steel pipe splicing device, which comprises a splicing sleeve and a connecting pipe. The splicing sleeve is used to connect the splicing device and the stainless steel pipe and is located at both ends of the splicing device. The connecting pipe is used to connect the splicing sleeves at both ends. The splicing sleeve comprises an outer tube and an inner tube. Both the outer tube and the inner tube are sleeve structures and are fixedly connected to the connecting pipe. The inner diameter of the outer tube is greater than the outer diameter of the inner tube.

[0007] The technical effects of a stainless steel pipe splicing device provided by the utility model are as follows: by setting a splicing sleeve, it is convenient to connect the splicing device and the stainless steel pipe; by setting a connecting pipe, it is convenient to connect adjacent splicing sleeves, and then connect two stainless steel pipes; by setting an outer tube and an inner tube of a sleeve structure, it is convenient to insert the stainless steel pipe into the splicing sleeve, and to facilitate the connection between the stainless steel pipe and the splicing device.

[0008] On the basis of the above technical solution, the stainless steel pipe splicing device of the utility model can also be improved as follows:

[0009] Wherein, the outer cylinder includes a lower fixing part and an upper fixing part, the lower fixing part and the upper fixing part are arc-shaped iron sheets, the lower fixing part is welded to the connecting pipe, one end of the upper fixing part is fixedly connected to one end of the lower fixing part through a rotating shaft, and the other end of the upper fixing part is fixed to the other end of the lower fixing part through bolts and nuts.

[0010] The beneficial effect of adopting the above-mentioned improvement scheme is: by setting the lower fixing member and the upper fixing member, it is convenient to fix the stainless steel pipe fitting after being connected to the splicing device, avoiding the inconvenience of subsequent maintenance due to loose connection.

[0011] Furthermore, the curvature of the upper fixing member is 165-175°.

[0012] Furthermore, rubber is provided inside the outer tube and the inner tube near the connecting pipe, and the rubber is used for waterproofing.

[0013] Furthermore, the rubber is in a sleeve shape, and a circular ring-shaped gasket is provided on one side close to the connecting pipe, which is integrally formed with the sleeve-shaped rubber.

[0014] The beneficial effect of adopting the above-mentioned improvement scheme is: by providing the sleeve and the annular gasket, water leakage after the splicing device is connected to the stainless steel pipe fitting can be avoided.

[0015] Furthermore, the outer diameter of the inner cylinder is equal to the inner diameter of the stainless steel pipe fitting.

[0016] The beneficial effect of adopting the above-mentioned improvement scheme is: by setting the outer diameter of the inner tube equal to the inner diameter of the stainless steel pipe fitting, it is convenient to connect the stainless steel and the splicing device together, and at the same time, avoid reducing the water flow after the connection.

[0017] Furthermore, a boss is provided on a side of the lower fixing member and the upper fixing member away from the rotating shaft, and a through hole is provided on a surface of the boss.

[0018] The beneficial effect of adopting the above-mentioned improvement scheme is that by providing the through holes, it is convenient to use bolts and nuts to fix the lower fixing member and the upper fixing member, thereby fixing the stainless steel pipe fitting.

[0019] Furthermore, the angle of the connecting pipe is 90°.

[0020] The beneficial effect of adopting the above-mentioned improvement scheme is that by setting the angle of the connecting pipe to 90°, it is convenient to connect the stainless steel pipe at the corner of the wall.

[0021] Furthermore, the angle of the connecting pipe is 180°.

[0022] The beneficial effect of adopting the above-mentioned improvement scheme is: by setting the angle of the connecting pipe to 180°, it is convenient to connect two stainless steel pipe fittings when the length of the stainless steel pipe fitting is insufficient.

[0023] Furthermore, the outer diameter of the outer cylinder is equal to the outer diameter of the connecting pipe, and the inner diameter of the inner cylinder is equal to the inner diameter of the connecting pipe.

[0024] Furthermore, the splicing sleeve and the connecting pipe are made of stainless steel.

[0025] Compared with the prior art, the utility model provides a stainless steel pipe splicing device with the following beneficial effects: the utility model proposes a stainless steel pipe splicing device, which mainly includes a splicing sleeve and a connecting pipe, the splicing sleeve is used to connect the splicing device and the stainless steel pipe, and the connecting pipe is used to connect the splicing sleeves at both ends. The splicing sleeve includes an outer tube and an inner tube, and the inner diameter of the outer tube is greater than the outer diameter of the inner tube.

[0026] The beneficial effects of this utility model are mainly reflected in the following aspects:

[0027] 1. Improved splicing efficiency: The device uses a splicing sleeve to connect the splicing device and stainless steel pipe fittings, and the connection is achieved through the cooperation of the outer tube and the inner tube. Compared with the traditional manual connection method, the splicing efficiency can be greatly improved;

[0028] 2. Ensure the stability of the connection: the inner diameter of the outer tube of the spliced ​​casing is larger than the outer diameter of the inner tube, which can ensure the stability of the connection and prevent the connection from loosening;

[0029] 3. Enhanced waterproof performance: The inside of the splicing sleeve and the connecting pipe is wrapped with rubber near the connecting pipe, which can effectively prevent water from entering the connecting part;

[0030] 4. Convenient installation and disassembly: The material of the splicing sleeve and the connecting pipe is stainless steel, which has good corrosion resistance, long service life, and is convenient for installation and disassembly;

[0031] 5. Improved splicing quality: The angle design of the splicing sleeve and the connecting pipe is reasonable, which can ensure the splicing quality and improve the stability of the connection.

[0032] In general, the utility model provides an efficient, stable, waterproof and corrosion-resistant stainless steel pipe splicing device, which can effectively improve the efficiency and quality of pipe splicing. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments of the utility model will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0034] Figure 1It is a schematic diagram of a stainless steel pipe splicing device;

[0035] Figure 2 A schematic diagram of a splicing sleeve of a stainless steel pipe splicing device;

[0036] Figure 3 It is a cross-sectional view of a stainless steel pipe splicing device;

[0037] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0038] 1. Splicing sleeve; 10. Outer tube; 11. Lower fixing piece; 12. Upper fixing piece; 13. Inner tube; 2. Connecting pipe. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical solution and advantages of the implementation mode of the present invention clearer, the technical solution in the implementation mode of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the implementation mode of the present invention.

[0040] Embodiment 1

[0041] like Figure 1 , Figure 2 , Figure 3 As shown, it is a first embodiment of a stainless steel pipe splicing device provided by the utility model. In this embodiment, it includes a splicing sleeve 1 and a connecting pipe 2. The splicing sleeve 1 is used to connect the splicing device and the stainless steel pipe, and is located at both ends of the splicing device. The connecting pipe 2 is used to connect the splicing sleeves 1 at both ends. The splicing sleeve 1 includes an outer tube 10 and an inner tube 13. The outer tube 10 and the inner tube 13 are both sleeve structures and are fixedly connected to the connecting pipe 2. The inner diameter of the outer tube 10 is greater than the outer diameter of the inner tube 13.

[0042] Among them, in the above technical solution, the outer cylinder 10 includes a lower fixing part 11 and an upper fixing part 12, the lower fixing part 11 and the upper fixing part 12 are arc-shaped iron sheets, the lower fixing part 11 is welded to the connecting pipe 2, one end of the upper fixing part 12 is fixedly connected to one end of the lower fixing part 11 through a rotating shaft, and the other end of the upper fixing part 12 is fixed to the other end of the lower fixing part 11 through bolts and nuts.

[0043] Furthermore, in the above technical solution, rubber is provided inside the outer tube 10 and the inner tube 13 near the connecting pipe 2, and the rubber is used for waterproofing.

[0044] Furthermore, in the above technical solution, the rubber is in a sleeve shape, and a circular ring-shaped gasket is provided on one side close to the connecting pipe 2, which is integrally formed with the sleeve-shaped rubber.

[0045] Furthermore, in the above technical solution, the outer diameter of the inner tube 13 is equal to the inner diameter of the stainless steel pipe.

[0046] Furthermore, in the above technical solution, a boss is provided on the side of the lower fixing member 11 and the upper fixing member 12 away from the rotating shaft, and a through hole is provided on the surface of the boss.

[0047] Furthermore, in the above technical solution, the angle of the connecting pipe 2 is 90°.

[0048] Furthermore, in the above technical solution, the outer diameter of the outer cylinder 10 is equal to the outer diameter of the connecting pipe 2 , and the inner diameter of the inner cylinder 13 is equal to the inner diameter of the connecting pipe 2 .

[0049] Furthermore, in the above technical solution, the material of the splicing sleeve 1 and the connecting pipe 2 is stainless steel.

[0050] Embodiment 2

[0051] like Figure 2 As shown, it is a second embodiment of a stainless steel pipe splicing device provided by the utility model. In this embodiment, it includes a splicing sleeve 1 and a connecting pipe 2. The splicing sleeve 1 is used to connect the splicing device and the stainless steel pipe, and is located at both ends of the splicing device. The connecting pipe 2 is used to connect the splicing sleeves 1 at both ends. The splicing sleeve 1 includes an outer tube 10 and an inner tube 13. The outer tube 10 and the inner tube 13 are both sleeve structures and are fixedly connected to the connecting pipe 2. The inner diameter of the outer tube 10 is greater than the outer diameter of the inner tube 13.

[0052] Among them, in the above technical solution, the outer cylinder 10 includes a lower fixing part 11 and an upper fixing part 12, the lower fixing part 11 and the upper fixing part 12 are arc-shaped iron sheets, the lower fixing part 11 is welded to the connecting pipe 2, one end of the upper fixing part 12 is fixedly connected to one end of the lower fixing part 11 through a rotating shaft, and the other end of the upper fixing part 12 is fixed to the other end of the lower fixing part 11 through bolts and nuts.

[0053] Furthermore, in the above technical solution, rubber is provided inside the outer tube 10 and the inner tube 13 near the connecting pipe 2, and the rubber is used for waterproofing.

[0054] Furthermore, in the above technical solution, the rubber is in a sleeve shape, and a circular ring-shaped gasket is provided on one side close to the connecting pipe 2, which is integrally formed with the sleeve-shaped rubber.

[0055] Furthermore, in the above technical solution, the outer diameter of the inner tube 13 is equal to the inner diameter of the stainless steel pipe.

[0056] Furthermore, in the above technical solution, a boss is provided on the side of the lower fixing member 11 and the upper fixing member 12 away from the rotating shaft, and a through hole is provided on the surface of the boss.

[0057] Furthermore, in the above technical solution, the angle of the connecting pipe 2 is 180°.

[0058] Furthermore, in the above technical solution, the outer diameter of the outer cylinder 10 is equal to the outer diameter of the connecting pipe 2 , and the inner diameter of the inner cylinder 13 is equal to the inner diameter of the connecting pipe 2 .

[0059] Furthermore, in the above technical solution, the material of the splicing sleeve 1 and the connecting pipe 2 is stainless steel.

[0060] Specifically, the principle of the utility model is: when in use, select a suitable connecting pipe 2, insert a stainless steel pipe fitting into the outer tube 10 and the inner tube 13, so that the stainless steel pipe fitting is in close contact with the inner tube 13, the open end of the stainless steel pipe fitting is in contact with the rubber gasket, and the outer wall is in contact with the sleeve-shaped rubber to form a closed environment, buckle the upper fixing part 12, and use bolts and nuts to fix the lower fixing part 11 and the upper fixing part 12 at the boss, so that the lower fixing part 11 and the upper fixing part 12 are fixed, thereby tightly connecting the stainless steel pipe fitting and the splicing device.

Claims

1. A stainless steel pipe splicing device, characterized in that: The invention comprises a splicing sleeve (1) and a connecting pipe (2), wherein the splicing sleeve (1) is used to connect a splicing device and a stainless steel pipe fitting and is located at both ends of the splicing device, and the connecting pipe (2) is used to connect the splicing sleeves (1) at both ends, and the splicing sleeve (1) comprises an outer tube (10) and an inner tube (13), wherein both the outer tube (10) and the inner tube (13) are of sleeve structure and are fixedly connected to the connecting pipe (2), and the inner diameter of the outer tube (10) is greater than the outer diameter of the inner tube (13).

2. A stainless steel pipe splicing device according to claim 1, characterized in that: The outer cylinder (10) comprises a lower fixing member (11) and an upper fixing member (12), wherein the lower fixing member (11) and the upper fixing member (12) are arc-shaped iron sheets, the lower fixing member (11) is welded to the connecting pipe (2), one end of the upper fixing member (12) is fixedly connected to one end of the lower fixing member (11) via a rotating shaft, and the other end of the upper fixing member (12) is fixed to the other end of the lower fixing member (11) via bolts and nuts.

3. A stainless steel pipe splicing device according to claim 2, characterized in that: The interior of the outer cylinder (10) and the inner cylinder (13) is provided with rubber near the connecting pipe (2), and the rubber is used for waterproofing.

4. A stainless steel pipe splicing device according to claim 3, characterized in that: The rubber is in the shape of a sleeve, and a circular ring-shaped gasket is provided on one side close to the connecting pipe (2), which is integrally formed with the sleeve-shaped rubber.

5. A stainless steel pipe splicing device according to claim 4, characterized in that: The outer diameter of the inner cylinder (13) is equal to the inner diameter of the stainless steel pipe.

6. A stainless steel pipe splicing device according to claim 5, characterized in that: The lower fixing member (11) and the upper fixing member (12) are provided with bosses on the side away from the rotating shaft, and the surfaces of the bosses are provided with through holes.

7. A stainless steel pipe splicing device according to claim 6, characterized in that: The angle of the connecting pipe (2) is 90°.

8. A stainless steel pipe splicing device according to claim 7, characterized in that: The angle of the connecting pipe (2) is 180°.

9. A stainless steel pipe splicing device according to claim 8, characterized in that: The outer diameter of the outer cylinder (10) is equal to the outer diameter of the connecting pipe (2), and the inner diameter of the inner cylinder (13) is equal to the inner diameter of the connecting pipe (2).

10. A stainless steel pipe splicing device according to claim 9, characterized in that: The material of the splicing sleeve (1) and the connecting pipe (2) is stainless steel.

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