Seamless steel tube sleeving device

Abstract

The utility model relates to the technical field of steel pipe sleeving, and discloses a seamless steel pipe sleeving device which comprises two sections of steel pipe bodies, the outer wall of one end of each steel pipe body is fixedly sleeved with two limiting ring plates, and the two sections of steel pipe bodies are externally sleeved with two semicircular clamping plates; arc-shaped limiting grooves connected with the limiting ring plates in a matched and clamped mode are formed in the inner sides of the semicircular clamping plates, outer expansion plates are integrally connected to the two ends of the semicircular clamping plates, and the same U-shaped locking plate is clamped to the two outer expansion plates which are opposite up and down in a clamped mode. The seamless steel pipe can be rapidly connected in a sleeving mode, rapid disassembly and assembly can be achieved, and sustainable use is facilitated.

Description

Technical Field

[0001] The present application belongs to the technical field of steel pipe sleeve connection, and in particular relates to a seamless steel pipe sleeve connection device. Background Art

[0002] Steel pipe connection is to connect two or more steel pipes together to achieve the extension or connection of the pipeline system.

[0003] At present, most of the connections of seamless steel pipes are assembled and connected by welding or bolting. The welding method is time-consuming and labor-intensive, and is not convenient for subsequent disassembly and assembly, which affects sustainable utilization. The bolt connection is prone to stress deformation at the connection, and multiple bolts are required to maintain the connection strength. The operation is cumbersome and affects the use. Utility Model Content

[0004] The utility model aims to solve the above problems and proposes a seamless steel pipe sleeve connection device.

[0005] In order to achieve the above purpose, this application adopts the following technical solutions:

[0006] A seamless steel pipe sleeve device comprises two sections of steel pipe bodies, one end of the outer wall of the steel pipe body is fixedly sleeved with two limiting ring plates, the two sections of the steel pipe body are clamped with two semicircular clamping plates outside, the inner side of the semicircular clamping plates is provided with arc-shaped limiting grooves that match and clamp with the limiting ring plates, both ends of the semicircular clamping plates are integrally connected with outward expansion plates, and the same U-shaped locking plate is clamped on the outside of the two upward and downward opposing outward expansion plates.

[0007] Preferably, a T-shaped clamping block is fixedly connected to the outer wall of the outer expansion plate, and T-shaped clamping grooves matching and clamping with the T-shaped clamping block are provided on the inner sides of both ends of the U-shaped locking plate.

[0008] Preferably, the vertical portion of the U-shaped locking plate is symmetrically provided with two insertion holes, and a clamping rod is movably inserted into the corresponding insertion holes, the outer wall of the outer expansion plate is provided with a clamping groove matching and plugging with the clamping rod, the outer ends of the two clamping rods are fixedly connected to the same clamping pull plate, and a clamping spring sleeved outside the clamping rod is fixedly connected between the clamping pull plate and the U-shaped locking plate.

[0009] Preferably, the outer wall of the limiting ring plate is covered with a layer of damping rubber sleeve.

[0010] Preferably, the limiting ring plate and the steel pipe body are fixedly connected by welding.

[0011] Preferably, both ends of one of the semicircular clamping plates are fixedly connected to a plurality of plug-in columns, and both ends of the other semicircular clamping plate are provided with a plurality of plug-in grooves that match and plug with the plug-in columns.

[0012] Compared with the prior art, the present application provides a seamless steel pipe sleeve device, which has the following beneficial effects:

[0013] The seamless steel pipe sleeve connection device uses a steel pipe body and a semicircular clamping plate to butt-connect the two sections of the steel pipe body to be connected, and then the two semicircular clamping plates are firmly pressed outside the two sections of the steel pipe body through the matching clamping of the limiting ring plate and the arc-shaped limiting groove, so as to achieve a firm connection of the two sections of the steel pipe body. At this time, the outward expansion plates at both ends of the two semicircular clamping plates are butt-connected, and the U-shaped locking plate firmly clamps the two outward expansion plates together through the matching clamping of the T-shaped clamping block and the T-shaped clamping groove, so as to achieve the limited clamping of the two semicircular clamping plates. At this time, the clamping rod is aligned with the clamping groove, the clamping spring pulls back the clamping pull plate, and the clamping pull plate pushes the clamping rod into the clamping groove to achieve a firm clamping and fixation of the U-shaped locking plate, thereby ensuring the stability of the structure and enabling quick disassembly and assembly for easy use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic structural diagram of a seamless steel pipe sleeve device proposed in this application;

[0015] Figure 2 This is a schematic cross-sectional view of a seamless steel pipe sleeve device proposed in this application;

[0016] Figure 3 This is a schematic diagram of a partial side sectional structure of two semicircular clamping plates connected to a seamless steel pipe sleeve device proposed in this application.

[0017] In the figure: 1. Steel pipe body; 2. Limiting ring plate; 3. Semicircular clamping plate; 4. Arc-shaped limiting groove; 5. Outward expansion plate; 6. U-shaped locking plate; 7. T-shaped clamping block; 8. T-shaped clamping groove; 9. Clamping rod; 10. Clamping groove; 11. Clamping pull plate; 12. Clamping spring; 13. Plug-in column; 14. Plug-in groove. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0019] Reference Figure 1-Figure 3 A seamless steel pipe sleeve device comprises two sections of steel pipe bodies 1, two limiting ring plates 2 are fixedly sleeved on the outer wall of one end of the steel pipe body 1, two semicircular clamping plates 3 are sleeved outside the two sections of the steel pipe body 1, and arc-shaped limiting grooves 4 matching and clamped with the limiting ring plates 2 are opened on the inner sides of the semicircular clamping plates 3. Both ends of the semicircular clamping plates 3 are integrally connected with external expansion plates 5, and the same U-shaped locking plate 6 is clamped outside the two external expansion plates 5 facing each other up and down.

[0020] A T-shaped clamping block 7 is fixedly connected to the outer wall of the outer expansion plate 5 , and T-shaped clamping grooves 8 matching and clamping with the T-shaped clamping block 7 are provided on the inner sides of both ends of the U-shaped locking plate 6 .

[0021] The vertical portion of the U-shaped locking plate 6 is symmetrically provided with two insertion holes, and a clamping rod 9 is movably inserted into the corresponding insertion holes. The outer wall of the outer expansion plate 5 is provided with a clamping groove 10 that matches and is inserted into the clamping rod 9. The outer ends of the two clamping rods 9 are fixedly connected to the same clamping pull plate 11, and a clamping spring 12 sleeved on the outside of the clamping rod 9 is fixedly connected between the clamping pull plate 11 and the U-shaped locking plate 6.

[0022] The outer wall of the limiting ring plate 2 is covered with a layer of damping rubber sleeve.

[0023] The limiting ring plate 2 and the steel pipe body 1 are fixedly connected by welding.

[0024] Both ends of one of the semicircular clamping plates 3 are fixedly connected to a plurality of plug-in posts 13 , and both ends of the other semicircular clamping plate 3 are provided with a plurality of plug-in slots 14 that match and plug with the plug-in posts 13 .

[0025] The operating principle of the utility model is now described as follows:

[0026] When the present application is used, the two sections of the steel pipe body 1 to be connected are connected together by the provided steel pipe body 1 and the semicircular clamping plate 3, and then the two semicircular clamping plates 3 are firmly pressed and held outside the two sections of the steel pipe body 1 through the matching clamping of the limiting ring plate 2 and the arc-shaped limiting groove 4, so as to achieve a firm connection between the two sections of the steel pipe body 1. At this time, the outward expansion plates 5 at both ends of the two semicircular clamping plates 3 are in contact with each other, and the U-shaped locking plate 6 firmly clamps the two outward expansion plates 5 together through the matching clamping of the T-shaped clamping block 7 and the T-shaped clamping groove 8, so as to achieve the limited clamping of the two semicircular clamping plates 3, and at this time, the clamping rod 9 is aligned with the clamping groove 10, the clamping spring 12 pulls back the clamping pull plate 11, and the clamping pull plate 11 pushes the clamping rod 9 into the clamping groove 10 to achieve a firm clamping and fixation of the U-shaped locking plate 6, thereby ensuring the stability of the structure and enabling quick disassembly and assembly for easy use.

[0027] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed in the present application according to the technical solution and application concept of the present application, which should be covered by the protection scope of the present application.

Claims

1. A seamless steel pipe sleeve device, comprising two sections of steel pipe bodies (1), characterized in that: Two limiting ring plates (2) are fixedly sleeved on the outer wall of one end of the steel pipe body (1), and two semicircular clamping plates (3) are clamped on the outside of the two sections of the steel pipe body (1). The inner side of the semicircular clamping plate (3) is provided with an arc-shaped limiting groove (4) that matches and clamps with the limiting ring plate (2). Both ends of the semicircular clamping plate (3) are integrally connected with an outer expansion plate (5), and the same U-shaped locking plate (6) is clamped on the outside of the two outer expansion plates (5) facing each other upward and downward.

2. A seamless steel pipe sleeve device according to claim 1, characterized in that: The outer wall of the outer expansion plate (5) is fixedly connected with a T-shaped clamping block (7), and the inner sides of both ends of the U-shaped locking plate (6) are provided with T-shaped clamping grooves (8) that match and clamp with the T-shaped clamping block (7).

3. A seamless steel pipe sleeve joint device according to claim 2, characterized in that: The vertical portion of the U-shaped locking plate (6) is symmetrically provided with two insertion holes, and a clamping rod (9) is movably inserted into the corresponding insertion holes, and the outer wall of the outer expansion plate (5) is provided with a clamping groove (10) that matches and plugs into the clamping rod (9), and the outer ends of the two clamping rods (9) are fixedly connected to the same clamping pull plate (11), and a clamping spring (12) sleeved outside the clamping rod (9) is fixedly connected between the clamping pull plate (11) and the U-shaped locking plate (6).

4. A seamless steel pipe sleeve joint device according to claim 3, characterized in that: The outer wall of the limiting ring plate (2) is covered with a layer of damping rubber sleeve.

5. A seamless steel pipe sleeve joint device according to claim 4, characterized in that: The limiting ring plate (2) and the steel pipe body (1) are fixedly connected by welding.

6. A seamless steel pipe sleeve joint device according to claim 5, characterized in that: Both ends of one of the semicircular clamping plates (3) are fixedly connected to a plurality of plug-in columns (13), and both ends of the other semicircular clamping plate (3) are provided with a plurality of plug-in slots (14) that match and plug into the plug-in columns (13).

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