Stainless steel pipe convenient to weld with large-diameter steel pipe

Abstract

The utility model relates to a stainless steel pipe, belongs to the technical field of stainless steel pipes, and particularly relates to a stainless steel pipe convenient to weld with a large-diameter steel pipe. According to the stainless steel pipe welding device, the limiting boxes, the grooves, the sliding blocks, the springs, the through holes, the first threaded rods, the first clamping plates, the first rollers and the first limiting rods are matched, the distance between the two first clamping plates is adjusted through the first threaded rods so as to adapt to stainless steel pipes of different sizes, stainless steel pipe bodies can be easily rotated through the first rollers, and subsequent welding of the stainless steel pipe bodies is facilitated; through cooperation of a connecting plate, a sliding groove, an adjusting bolt, a threaded plate, a limiting ring, a second threaded rod, second clamping plates, a second roller and a second limiting rod, the distance between the two second clamping plates is adjusted through the second threaded rod so as to adapt to large-diameter steel pipes of different sizes, and the positions of the large-diameter steel pipes are adjusted through the adjusting bolt; and the large-diameter steel pipe can be easily rotated through the second rolling wheel, subsequent welding of the large-diameter steel pipe is facilitated, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stainless steel pipe technical field, concretely is a kind of stainless steel pipe convenient to weld with large-diameter steel pipe. BACKGROUND

[0002] Stainless steel pipe is a kind of steel material with hollow section, and its length is much larger than diameter or circumference. Stainless steel pipe is used for conveying fluid and powdery solid, exchanging heat energy, and manufacturing mechanical parts and containers.

[0003] The utility model discloses a kind of stainless steel pipe convenient to weld with large-diameter steel pipe, belong to stainless steel pipe technical field, a kind of stainless steel pipe convenient to weld with large-diameter steel pipe, including stainless steel pipe body, two connecting sleeve hoops are sleeved with the outer end of stainless steel pipe body, and two connecting sleeve hoops are mutually screwed, two connecting sleeve hoops are mutually far from each other and are fixedly connected with connecting frame, and connecting frame is rotatably connected with threaded rod by bearing, the upper end of threaded rod is fixedly connected with rotating disc by bearing inner ring, the patent is rotated by rotating disc and threaded rod, it is moved by clamp towards or away from by movable block, clamp is adjusted and clamped fixed according to different size large-diameter steel pipe, so that stainless steel pipe body and large-diameter steel pipe keep stable butt joint in the process of welding, the welding of stainless steel pipe body is facilitated, welding precision is improved, and welding effect is enhanced.

[0004] In the above technical scheme, when stainless steel pipe is welded, stainless steel pipe needs to be rotated, and stainless steel pipe is clamped by connecting sleeve hoop, so that stainless steel pipe is difficult to rotate, and large-diameter steel pipe is fixed by fixed rod and clamp, and fixed rod will shield part of welding position of stainless steel pipe and large-diameter steel pipe, so as to increase welding difficulty, and lead to low practicability of the device.

[0005] Therefore, the present application provides a kind of stainless steel pipe convenient to weld with large-diameter steel pipe. UTILITY MODEL CONTENTS

[0006] To solve the above technical problem, the utility model provides a kind of stainless steel pipe convenient to weld with large-diameter steel pipe, can be clamped by clamp plate one and gyro wheel one stainless steel pipe body, by clamp plate two and gyro wheel two large-diameter steel pipe is clamped, due to the setting of gyro wheel one and gyro wheel two, stainless steel pipe and large-diameter steel pipe are all convenient to rotate, it is convenient for subsequent welding of both, so as to improve the practicability of the device.

[0007] The technical solution for achieving the utility model discloses the following: a stainless steel pipe convenient for welding with a large-diameter steel pipe, which comprises a limiting box, wherein a stainless steel pipe body is arranged on the limiting box, two grooves are formed in the limiting box, and the limiting box further comprises;

[0008] Two sliding blocks are slidably connected in the two grooves, a plurality of springs are fixedly connected to the two sliding blocks, the plurality of springs are fixedly connected in the two grooves, four through holes are formed in the limiting box, two threaded rods one are threadedly connected to the two sliding blocks, the two threaded rods one penetrate through the two through holes, two clamping plates one are rotatably connected to the two threaded rods one, and a plurality of rollers one are rotatably connected to the two clamping plates one.

[0009] Preferably, two limiting rods one are fixedly connected to the two clamping plates one, the two limiting rods one are slidably connected to the two sliding blocks, and the two limiting rods one penetrate through the two through holes.

[0010] Preferably, a connecting plate is fixedly connected to the limiting box, and a sliding groove is formed in the connecting plate.

[0011] Preferably, an adjusting bolt is rotatably connected in the sliding groove, a threaded plate is threadedly connected to the adjusting bolt, the threaded plate is slidably connected in the sliding groove, and a limiting ring is fixedly connected to the threaded plate.

[0012] Preferably, two threaded rods two are threadedly connected to the limiting ring, and two clamping plates two are rotatably connected to the two threaded rods two.

[0013] Preferably, a plurality of rollers two are rotatably connected to the two clamping plates two, two limiting rods two are fixedly connected to the two clamping plates two, and the two limiting rods two are slidably connected to the two limiting rings.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] Firstly, in the utility model, the limiting box, the grooves, the sliding blocks, the springs, the through holes, the threaded rods one, the clamping plates one, the rollers one and the limiting rods one are cooperated, the distance between the two clamping plates one is adjusted by the threaded rods one, so that the stainless steel pipe body of different sizes can be adapted, the stainless steel pipe body is clamped by the rollers one on the two clamping plates one, the fixation of the stainless steel pipe body is completed, the stainless steel pipe body can be easily rotated by the rollers one, and the subsequent welding is facilitated.

[0016] Secondly, the utility model discloses a kind of not stainless steel pipe of being convenient for welding with large-diameter steel pipe, the technical scheme of the utility model is as follows: BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model is further explained below in combination with drawings and examples:

[0018] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is the sectional structure section view of the limiting ring in the utility model;

[0020] Figure 3 It is the sectional structure section view of the limiting box in the utility model.

[0021] Mark explanation of drawing:

[0022] 1, limiting box;2, recess;3, sliding block;4, spring;5, through hole;6, threaded rod one;7, clamping plate one;8, gyro wheel one;9, limiting rod one;10, stainless steel pipe body;11, connecting plate;12, sliding slot;13, adjusting bolt;14, threaded plate;15, limiting ring;16, threaded rod two;17, clamping plate two;18, gyro wheel two;19, limiting rod two. Specific implementation

[0023] The utility model is described in detail below, and the technical scheme in the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all. Based on the embodiment in the utility model, all other embodiments obtained by ordinary skilled person in the art without creative labor belong to the scope of protection of the utility model.

[0024] The utility model provides a kind of not stainless steel pipe of being convenient for welding with large-diameter steel pipe by improvement, the technical scheme of the utility model is as follows:

[0025] As shown in Figures 1-3 A kind of not stainless steel pipe of being convenient for welding with large-diameter steel pipe, including limiting box 1, the section of limiting box 1 is "U" character, and stainless steel pipe body 10 is equipped on limiting box 1, two recesses 2 are opened in limiting box 1, two recesses 2 are symmetrical with connecting plate 11 as axis, and further include;

[0026] The two sliding blocks 3 are respectively slidably connected in the two grooves 2, and arc-shaped grooves are formed in the two sliding blocks 3, and when the two sliding blocks 3 are attached, the two arc-shaped grooves are combined into a circular groove, the top section of the sliding block 3 is in an arc shape, a plurality of springs 4 are respectively fixedly connected to the two sliding blocks 3, the plurality of springs 4 are respectively fixedly connected in the two grooves 2, four through holes 5 are formed in the limiting box 1, two threaded rods one 6 are respectively threadedly connected to the two sliding blocks 3, the two threaded rods one 6 respectively penetrate through the two through holes 5, two clamping plates one 7 are respectively rotationally connected to the two threaded rods one 6, the section of the clamping plate one 7 is in an arc shape, a plurality of rollers one 8 are respectively rotationally connected to the two clamping plates one 7, the rollers one 8 are arranged in a ring shape with the center of the clamping plate one 7 as the center, the spacing between the two clamping plates one 7 is adjusted by using the threaded rod one 6, so as to adapt to stainless steel pipes of different sizes, the stainless steel pipe body 10 is clamped by using the rollers one 8 on the two clamping plates one 7, the fixing of the stainless steel pipe body 10 is completed, and the stainless steel pipe body 10 can be easily rotated through the rollers one 8, so that subsequent welding is facilitated.

[0027] Further, as shown in Figures 1-3 , two limiting rods one 9 are respectively fixedly connected to the two clamping plates one 7, the section of the limiting rod one 9 is in a “T” shape, the length of the limiting rod one 9 is equal to the length of the threaded rod one 6, and the two limiting rods one 9 are respectively slidably connected to the two sliding blocks 3. The two limiting rods one 9 respectively penetrate through the two through holes 5.

[0028] Further, as shown in Figure 1 and Figure 2 , the limiting box 1 is fixedly connected with a connecting plate 11, the connecting plate 11 is perpendicular to the limiting box 1, the bottom of the connecting plate 11 is flush with the bottom of the limiting box 1, the top of the connecting plate 11 is flush with the bottom of the sliding block 3, and a sliding groove 12 is formed in the connecting plate 11.

[0029] Further, as shown in Figure 1 and Figure 2 , an adjusting bolt 13 is rotationally connected in the sliding groove 12, the spacing between the large-diameter steel pipe and the stainless steel pipe body 10 is adjusted by the adjusting bolt 13, a threaded plate 14 is threadedly connected to the adjusting bolt 13, the threaded plate 14 is slidably connected in the sliding groove 12, a limiting ring 15 is fixedly connected to the threaded plate 14, and the inner wall diameter of the limiting ring 15 is equal to the diameter of the circular groove formed when the two sliding blocks 3 are attached.

[0030] Further, as shown in Figure 1 and Figure 2 , two threaded rods two 16 are threadedly connected to the limiting ring 15, two clamping plates two 17 are respectively rotationally connected to the two threaded rods two 16, the section of the clamping plate two 17 is in an arc shape, and the two clamping plates two 17 are axisymmetric with the sliding groove 12 as the axis.

[0031] Further, asFigure 1 and Figure 2 As shown in the figure, a plurality of rollers two 18 are rotationally connected to the two clamping plates two 17 respectively, the rollers two 18 are arranged in a ring array with the center of the clamping plate two 17 as the center, two limiting rods two 19 are fixedly connected to the two clamping plates two 17 respectively, the cross section of the limiting rod two 19 is in the shape of “T”, the length of the limiting rod two 19 is equal to the length of the threaded rod two 16, and the two limiting rods two 19 are slidingly connected to the two limiting rings 15 respectively.

[0032] The specific working method is: rotating the threaded rod one 6, since the threaded rod one 6 is threadedly connected to the sliding block 3, the threaded rod one 6 moves with the rotation, and since the clamping plate one 7 is rotationally connected to the threaded rod one 6, the clamping plate one 7 moves with the movement of the threaded rod one 6, the interval of the two clamping plates one 7 is adjusted, so that the interval is equal to the diameter of the stainless steel pipe body 10, then the stainless steel pipe body 10 is pushed from the top of the two sliding blocks 3, since the top cross section of the sliding block 3 is in the shape of a circular arc, the two sliding blocks 3 are pushed to move outward with the extrusion of the sliding block 3, so that the interval of the two sliding blocks 3 becomes larger, when the interval of the two sliding blocks 3 is equal to the interval of the stainless steel pipe body 10, the stainless steel pipe body 10 enters the middle of the two sliding blocks 3 and is clamped by the rollers one 8 on the two clamping plates one 7, so that the fixation of the stainless steel pipe body 10 is completed, then the large-diameter steel pipe is placed in the limiting ring 15, the threaded rod two 16 is rotated, since the threaded rod two 16 is threadedly connected to the limiting ring 15 and the clamping plate two 17 is rotationally connected to the threaded rod two 16, the threaded rod two 16 moves with the rotation and drives the clamping plate two 17 to move, the large-diameter steel pipe is clamped by the rollers two 18 on the clamping plate two 17, so that the fixation of the large-diameter steel pipe is completed, then the adjusting bolt 13 can be rotated to adjust the interval of the large-diameter steel pipe and the stainless steel pipe body 10, and the two are welded, during the welding process, since the rollers one 8 and the rollers two 18 are arranged, the two can be easily rotated, which is convenient for welding.

[0033] The technical means disclosed in the utility model scheme is not only limited to the technical means disclosed in the above technical means, but also includes the technical scheme composed by the above technical features and equivalent replacement. The unfinished matters of the utility model belong to the common knowledge of the person skilled in the art.

Claims

1. A stainless steel pipe convenient for welding with a large-diameter steel pipe, comprising a limiting box (1), wherein a stainless steel pipe body (10) is arranged on the limiting box (1), and characterized in that: Two recesses (2) are arranged in the limiting box (1), and the limiting box (1) further comprises; Two sliding blocks (3) are slidingly connected in the two recesses (2), respectively, a plurality of springs (4) are fixedly connected to the two sliding blocks (3), respectively, the plurality of springs (4) are fixedly connected in the two recesses (2), respectively, four through holes (5) are arranged on the limiting box (1), two threaded rods (6) are threadedly connected to the two sliding blocks (3), respectively, the two threaded rods (6) penetrate through the two through holes (5), respectively, two clamping plates (7) are rotatably connected to the two threaded rods (6), respectively, and a plurality of rollers (8) are rotatably connected to the two clamping plates (7), respectively.

2. The stainless steel pipe according to claim 1, characterized by: Two limiting rods (9) are fixedly connected to the two clamping plates (7), respectively, the two limiting rods (9) are slidingly connected to the two sliding blocks (3), respectively, and the two limiting rods (9) penetrate through the two through holes (5), respectively.

3. The stainless steel pipe according to claim 1, characterized by: A connecting plate (11) is fixedly connected to the limiting box (1), and a sliding groove (12) is arranged on the connecting plate (11).

4. The stainless steel pipe according to claim 3, characterized by: An adjusting bolt (13) is rotatably connected in the sliding groove (12), a threaded plate (14) is threadedly connected to the adjusting bolt (13), the threaded plate (14) is slidingly connected in the sliding groove (12), and a limiting ring (15) is fixedly connected to the threaded plate (14).

5. The stainless steel pipe according to claim 4, characterized by: Two threaded rods (16) are threadedly connected to the limiting ring (15), and two clamping plates (17) are rotatably connected to the two threaded rods (16), respectively.

6. The stainless steel pipe according to claim 5, characterized by: A plurality of rollers (18) are rotatably connected to the two clamping plates (17), respectively, two limiting rods (19) are fixedly connected to the two clamping plates (17), respectively, and the two limiting rods (19) are slidingly connected to the two limiting rings (15), respectively.

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