Adjustable double-disc short pipe

Abstract

The utility model discloses an adjustable double-disc short pipe, and relates to the field of pipes, the adjustable double-disc short pipe comprises a pipe body, the two ends of the pipe body are fixedly connected with a flange plate A and a flange plate B respectively, the side wall of the flange plate A is fixedly connected with a rotating seat, the surface of the rotating seat is rotatably connected with a rotating block, and one side of the rotating block is fixedly connected with a screw rod. A rotating block is rotated to drive a screw rod to rotate, so that the screw rod is inserted into a clamping groove, then a rotating handle is rotated to drive a limiting block to rotate, so that the limiting block moves in the direction close to the flange plate B by means of threads, and when the limiting block and the inner wall of a limiting groove extrude each other, the limiting block is clamped in the limiting groove. At the moment, the flange plate A and the flange plate B are preliminarily fixed, the flange plate A and the flange plate B do not move, the situation that workers need to continuously adjust the positions of the installation holes between the flange plate A and the flange plate B to enable the installation holes to be mutually aligned is avoided, and therefore the installation efficiency of the workers is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pipe, especially a kind of adjustable double-disc short pipe. BACKGROUND

[0002] Double-disc short pipe is flange disc (disc) at both ends, and a relatively short pipeline (short pipe) in the middle, and the flange disc is mainly used to connect other pipelines, valves or equipment, etc., and its shape is usually circular, with bolt holes, and is tightly connected with other flange components through bolts, and the length of the short pipe part is relatively short, which is designed to adapt to specific installation space or connection requirements.

[0003] Double-disc short pipe can be used to connect pipelines of different diameters, or as a transition pipe to connect valves and pipelines, for example, in the indoor water supply and drainage pipeline network of a building, when connecting fire hydrant pipeline and main water supply pipeline, double-disc short pipe can play a good connecting role, and since the pipe diameters of fire hydrant pipeline and main water supply pipeline may be different, and need to be easily disassembled and maintained, the flange connection mode of double-disc short pipe is very suitable.

[0004] When the existing double-disc short pipe is connected, the worker needs to align the flange discs on the double-disc short pipe, and fix the two flange discs through screws, to facilitate the connection of the water pipe, but when the flange discs are fixed, the worker needs to constantly adjust the position of the holes between the flange discs, so that the holes between the flange discs are aligned, and then one hand holds the flange disc, and the other hand inserts the screw through the hole of the flange disc, which leads to the problems of complicated flange disc connection process, long time consumption and low connection efficiency. UTILITY MODEL CONTENTS

[0005] (I) Technical problem solved

[0006] In view of the problems existing in the prior art, the utility model provides a kind of adjustable double-disc short pipe.

[0007] (II) Technical scheme

[0008] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of adjustable double-disc short pipe, including pipe body, the both ends of the pipe body are respectively fixedly connected with flange disc A and flange disc B, the side wall of the flange disc A is fixedly connected with rotating seat, the surface of the rotating seat is rotatably connected with rotating block, one side of the rotating block is fixedly connected with screw rod, the surface of the screw rod is threadedly connected with limit block, the side of the limit block is fixedly connected with steering handle, the side wall of the flange disc B is fixedly connected with limit ear, the surface of the limit ear is equipped with clamping groove, and the side of the clamping groove is equipped with limit slot.

[0009] As a preferred scheme of the adjustable double-disc short pipe, the screw rod is slidably connected with the inner wall of the clamping groove, and the size of the limiting block is matched with the size of the limiting groove.

[0010] As a preferred scheme of the adjustable double-disc short pipe, the screw rod is slidably connected with the inner wall of the clamping groove, and the size of the limiting block is matched with the size of the limiting groove.

[0011] As a preferred scheme of the adjustable double-disc short pipe, the screw rod is slidably connected with the inner wall of the clamping groove, and the size of the limiting block is matched with the size of the limiting groove.

[0012] As a preferred scheme of the adjustable double-disc short pipe, the screw rod is slidably connected with the inner wall of the clamping groove, and the size of the limiting block is matched with the size of the limiting groove.

[0013] As a preferred scheme of the adjustable double-disc short pipe, the screw rod is slidably connected with the inner wall of the clamping groove, and the size of the limiting block is matched with the size of the limiting groove.

[0014] As a preferred scheme of the adjustable double-disc short pipe, the screw rod is slidably connected with the inner wall of the clamping groove, and the size of the limiting block is matched with the size of the limiting groove.

[0015] (Three) beneficial effects

[0016] The utility model provides a kind of adjustable double-disc short pipe. It has the following beneficial effects:

[0017] 1, by rotating rotating block and driving screw rod to rotate, so that screw rod is inserted into clamping groove, then by rotating handle and driving limiting block to rotate, so that limiting block moves towards the direction of approaching flange B with the aid of screw thread, when limiting block and the inner wall of limiting groove are extruded each other, flange A and flange B are preliminarily fixed at this time, flange A and flange B do not move, avoid staff to need constantly adjust the position of mounting hole between flange A and flange B, make mounting hole mutually aligned, to improve the installation efficiency of staff.

[0018] 2, by inserting the positioning block into the positioning groove, the flange A and the flange B are close to each other, the mounting hole of the flange A and the flange B surface is also aligned with each other, and the sealing rubber ring is also inserted into the sealing groove, through the cooperation between the sealing rubber ring and the sealing groove, the sealing property of the flange A and the flange B connecting place can be enhanced, and the reinforcing rib arranged in the mounting groove can improve the supporting strength of the flange A and the flange B connecting place. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0020] Figure 1 is the overall structure diagram of the present application;

[0021] Figure 2 is the structure diagram of the flange A and the flange B in the drawing of the present application;

[0022] Figure 3 is the structure diagram of the sealing groove in the present application;

[0023] Figure 4 is the structure diagram of the positioning block of the present application;

[0024] Figure 5 is the structure diagram of the rotating block of the present application;

[0025] Figure 6 is the A place enlarged view in the present application Figure 2 .

[0026] In the drawing, 1, pipe body; 2, flange A; 3, flange B; 4, mounting groove; 5, mounting hole; 6, reinforcing rib; 7, rotating seat; 8, rotating block; 9, screw rod; 10, limiting lug; 11, clamping groove; 12, limiting groove; 13, limiting block; 14, rotating handle; 15, positioning block; 16, positioning groove; 17, sealing rubber ring; 18, sealing groove. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application.

[0028] Embodiment 1

[0029] Referring to Figure 1 , Figure 2 , Figure 5 andFigure 6 For the first embodiment of the utility model, this embodiment provides a double disc short tube with adjustable, including pipe body 1, both ends of pipe body 1 are fixedly connected with flange plate A2 and flange plate B3 respectively, the side wall of flange plate A2 is fixedly connected with rotating seat 7, the surface of rotating seat 7 is rotatably connected with rotating block 8, one side of rotating block 8 is fixedly connected with screw rod 9, the surface of screw rod 9 is threadedly connected with limiting block 13, one side of limiting block 13 is fixedly connected with handle 14, the side wall of flange plate B3 is fixedly connected with limiting lug 10, the surface of limiting lug 10 is provided with clamping groove 11, one side of clamping groove 11 is provided with limiting groove 12.

[0030] Specifically, screw rod 9 is slidably connected with the inner wall of clamping groove 11, the size of limiting block 13 is adapted to the size of limiting groove 12, the surface of flange plate A2 and flange plate B3 is provided with mounting groove 4, and the inner wall of mounting groove 4 is provided with a plurality of mounting holes 5.

[0031] Further, rotating block 8 is rotated to drive screw rod 9 to rotate, so that screw rod 9 is inserted into clamping groove 11, then handle 14 is rotated to drive limiting block 13 to rotate, so that limiting block 13 moves towards flange plate B3 by means of screw thread, when limiting block 13 and the inner wall of limiting groove 12 are extruded, flange plate A2 and flange plate B3 are preliminarily fixed, flange plate A2 and flange plate B3 do not move, so that the position of mounting hole 5 between flange plate A2 and flange plate B3 needs not to be adjusted constantly, mounting hole 5 is aligned, and the installation efficiency of workers is improved.

[0032] Embodiment 2

[0033] Refer to Figure 2 , Figure 3 With Figure 4 For the second embodiment of the utility model, based on the previous embodiment, one side of flange plate A2 is fixedly connected with positioning block 15, one side of flange plate B3 is provided with positioning groove 16, the inner wall of positioning groove 16 is slidably connected with the surface of positioning block 15, the number of positioning block 15 and positioning groove 16 is three, and is respectively arranged on the surface of flange plate A2 and flange plate B3, one side of flange plate A2 is fixedly connected with sealing rubber ring 17, one side of flange plate B3 is provided with sealing groove 18, and the size of sealing groove 18 is adapted to the size of sealing rubber ring 17.

[0034] Specifically, the inner wall of mounting groove 4 is fixedly connected with a plurality of reinforcing ribs 6, one side of reinforcing rib 6 is fixedly connected with the surface of pipe body 1, and the cross section of reinforcing rib 6 is triangular.

[0035] Further, when the flange plate A2 and the flange plate B3 need to be installed, first, the positioning block 15 is inserted into the positioning groove 16, so that the flange plate A2 and the flange plate B3 are close to each other, and the mounting holes 5 on the surfaces of the flange plate A2 and the flange plate B3 are also aligned with each other, and the sealing rubber ring 17 is also inserted into the sealing groove 18, and through the cooperation between the sealing rubber ring 17 and the sealing groove 18, the sealing performance of the connection between the flange plate A2 and the flange plate B3 can be enhanced, and the reinforcing ribs 6 arranged in the installation groove 4 can improve the support strength of the connection between the flange plate A2 and the flange plate B3.

[0036] Working principle: in use, first, the positioning block 15 is inserted into the positioning groove 16, so that the flange plate A2 and the flange plate B3 are close to each other, and the sealing rubber ring 17 is also inserted into the sealing groove 18, and through the cooperation between the sealing rubber ring 17 and the sealing groove 18, the sealing performance of the connection between the flange plate A2 and the flange plate B3 can be enhanced, when the positioning block 15 is inserted into the positioning groove 16, the screw rod 9 is rotated by rotating the rotating block 8, so that the screw rod 9 is inserted into the clamping groove 11, then the limiting block 13 is rotated by rotating the rotating handle 14, so that the limiting block 13 moves towards the flange plate B3 by means of the threads, when the limiting block 13 and the inner wall of the limiting groove 12 are extruded, the flange plate A2 and the flange plate B3 are preliminarily fixed, and the flange plate A2 and the flange plate B3 will not move, which avoids the need for workers to constantly adjust the positions of the mounting holes 5 between the flange plate A2 and the flange plate B3 to align the mounting holes 5 with each other, thereby improving the installation efficiency of the workers.

[0037] It should be noted that, in this text, relational terms such as first and second and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions.

Claims

1. An adjustable double disc spool comprising a body (1), characterized in that: The both ends of the pipe body (1) are fixedly connected with flange plate A (2) and flange plate B (3), the side wall of the flange plate A (2) is fixedly connected with rotating seat (7), the surface of the rotating seat (7) is rotatably connected with rotating block (8), one side of the rotating block (8) is fixedly connected with screw rod (9), the surface of the screw rod (9) is threadedly connected with limiting block (13), one side of the limiting block (13) is fixedly connected with rotating handle (14), the side wall of the flange plate B (3) is fixedly connected with limiting lug (10), the surface of the limiting lug (10) is provided with clamping groove (11), one side of the clamping groove (11) is provided with limiting groove (12).

2. An adjustable double disc muffler according to claim 1, wherein: The screw rod (9) is slidably connected with the inner wall of the clamping groove (11), and the limiting block (13) is matched in size with the limiting groove (12).

3. An adjustable double disc muffler according to claim 1, wherein: One side of the flange plate A (2) is fixedly connected with positioning block (15), and one side of the flange plate B (3) is provided with positioning groove (16), and the inner wall of the positioning groove (16) is slidably connected with the surface of the positioning block (15).

4. An adjustable double disc muffler according to claim 3, wherein: The number of the positioning block (15) and the positioning groove (16) is three, and they are arranged on the surface of the flange plate A (2) and the flange plate B (3) respectively.

5. An adjustable double disc spool as defined in claim 1 wherein: One side of the flange plate A (2) is fixedly connected with sealing rubber ring (17), and one side of the flange plate B (3) is provided with sealing groove (18), and the size of the sealing groove (18) is matched with the size of the sealing rubber ring (17).

6. An adjustable double disc spool as defined in claim 1 wherein: The surface of the flange plate A (2) and the flange plate B (3) is provided with mounting groove (4), and the inner wall of the mounting groove (4) is provided with a plurality of mounting holes (5).

7. An adjustable double disc spool as defined in claim 6 wherein: The inner wall of the mounting groove (4) is fixedly connected with a plurality of reinforcing ribs (6), one side of the reinforcing rib (6) is fixedly connected with the surface of the pipe body (1), and the cross section of the reinforcing rib (6) is triangular.

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