Pipe fixing and clamping mechanism

Abstract

The utility model discloses a pipe fitting fixing and clamping mechanism which comprises a base, a plurality of symmetrically-arranged mounting holes are formed in the upper end and the lower end of the base, a semi-circular ring is arranged at the upper end of the base, fixing blocks are arranged at the upper ends of the two ends of the semi-circular ring, and a plurality of clamping blocks are arranged between the two fixing blocks and the semi-circular ring. The multiple clamping blocks are arranged in an arc shape, a cavity is formed in the base, moving mechanisms used for moving the multiple clamping blocks are arranged on the two fixing blocks and between the semicircular ring and the cavity, and a driving mechanism used for driving the moving mechanisms on the two sides is arranged at the upper end of the base. The movable blocks move to push the clamping blocks to move, so that the clamping blocks make contact with the outer wall of the pipe fitting, the pipe fitting is fixed in the semicircular ring, operation is convenient, and certain convenience is brought to fixing of the pipe fitting by people.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe fitting fixing, in particular to a pipe fitting fixing and clamping mechanism. Background Technique

[0002] Pipe fittings are a general term for components in a pipeline system that play roles such as connection, control, direction change, flow division, sealing, and support. Steel pipe fittings are all pressure-bearing pipe fittings. According to different processing technologies, they are divided into four categories, namely butt-welded pipe fittings (divided into two types: with weld seam and without weld seam), socket-welded and threaded pipe fittings, and flange pipe fittings.

[0003] When installing pipe fittings, they are generally fixed. However, the existing fixing devices generally need to cooperate with a pipe sleeve and multiple bolts to fix the pipe fittings. When operating, multiple bolts need to be rotated in sequence, which is rather cumbersome. While bringing trouble to people, the sequential operation of multiple bolts reduces the overall linkage of the device and is not conducive to the popularization and use of the device. Content of the Utility Model

[0004] The purpose of the utility model is to solve the disadvantages existing in the prior art. By moving multiple moving blocks to push multiple clamping blocks to move, so that multiple clamping blocks contact the outer wall of the pipe fitting, realizing the fixing of the pipe fitting in the semi-circular ring, which is convenient to operate and brings certain convenience to people for fixing the pipe fitting. A pipe fitting fixing and clamping mechanism is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A pipe fitting fixing and clamping mechanism includes a base. Multiple symmetrically arranged mounting holes are opened at the upper and lower ends of the base. A semi-circular ring is provided at the upper end of the base. Fixing blocks are provided at the upper ends of both ends of the semi-circular ring. Multiple clamping blocks are provided between the two fixing blocks and the semi-circular ring. Multiple clamping blocks are all arc-shaped. A cavity is opened in the base. Moving mechanisms for moving multiple clamping blocks are provided between the two fixing blocks and between the semi-circular ring and the cavity. A driving mechanism for driving the two moving mechanisms on both sides is provided at the upper end of the base.

[0007] Preferably, the moving mechanism includes threaded rods rotatably connected to the side walls of the fixing blocks and in the cavity. Moving blocks are threadedly connected to the side walls of multiple threaded rods. Two fixing rods are respectively connected between multiple moving blocks and the clamping blocks. Multiple fixing rods respectively penetrate and slide through the fixing blocks and the semi-circular ring.

[0008] Preferably, the driving mechanism includes two symmetrically arranged transmission rods rotatably connected through the cavity and the upper end of the base. Bevel gears are provided at the upper ends of the two transmission rods and at the ends of the threaded rods on both sides. Two pairs of bevel gears are meshed with each other.

[0009] Preferably, a rotating rod is rotatably connected through the outer wall of the chamber and the base, and a plurality of equally spaced worms are provided on the outer wall of the rotating rod. A worm gear matched with the worm is provided on the outer walls of the two transmission rods and the outer wall of the middle threaded rod.

[0010] Preferably, a hand wheel is provided at the end of the rotating rod, and a damping gasket is provided at the rotating connection of the rotating rod and the chamber.

[0011] Preferably, two symmetrically arranged fixed frames are provided at the upper end of the base. Both fixed frames are L-shaped. The two transmission rods respectively penetrate through the two fixed frames and are rotatably connected thereto.

[0012] Advantages of the present utility model:

[0013] 1. By moving a plurality of moving blocks to push a plurality of clamping blocks to move, so that the plurality of clamping blocks contact the outer wall of the pipe fitting, the pipe fitting is fixed in the semi-circular ring, which is convenient to operate and brings certain convenience to people for fixing the pipe fitting.

[0014] 2. By setting the cooperation of multiple pairs of worms and worm gears, and the meshing between two pairs of bevel gears, the plurality of threaded rods rotate simultaneously, so as to realize the simultaneous rotation of the plurality of clamping blocks, improve the overall linkage of the device, and facilitate the popularization and use of the device. Description of the Drawings

[0015] Figure 1 It is a left view schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 It is a top view schematic diagram of the overall structure of the present utility model;

[0017] Figure 3 It is a cross-sectional schematic diagram of the overall structure of the present utility model.

[0018] In the figure: 1 base, 2 mounting holes, 3 semi-circular ring, 4 fixed frame, 5 transmission rod, 6 fixed block, 7 threaded rod, 8 bevel gear, 9 moving block, 10 fixed rod, 11 clamping block, 12 hand wheel, 13 rotating rod, 14 worm, 15 worm gear. Detailed Embodiment

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0020] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0021] Referring to Figures 1-3 , a pipe fitting fixing and clamping mechanism, including a base 1. Multiple symmetrically arranged mounting holes 2 are provided at the upper and lower ends of the base 1. A semi-circular ring 3 is provided at the upper end of the base 1. Fixed blocks 6 are provided at the upper ends of both ends of the semi-circular ring 3. A plurality of clamping blocks 11 are provided between the two fixed blocks 6 and the semi-circular ring 3. The plurality of clamping blocks 11 are all arc-shaped. A chamber is provided inside the base 1. Moving mechanisms for moving the plurality of clamping blocks 11 are provided between the two fixed blocks 6 and between the semi-circular ring 3 and the chamber. The moving mechanism includes threaded rods 7 rotatably connected to the side walls of the fixed blocks 6 and inside the chamber. The side walls of the plurality of threaded rods 7 are all threadedly connected with moving blocks 9. The plurality of moving blocks 9 and the clamping blocks 11 are all connected by two fixed rods 10. The plurality of fixed rods 10 respectively penetrate and are slidably connected to the fixed blocks 6 and the semi-circular ring 3. By moving the plurality of moving blocks 9 to push the plurality of clamping blocks 11 to move, the plurality of clamping blocks 11 are brought into contact with the outer wall of the pipe fitting, so as to fix the pipe fitting inside the semi-circular ring 3. The operation is convenient, which brings certain convenience to people for fixing the pipe fitting.

[0022] A driving mechanism for driving the two side moving mechanisms is provided at the upper end of the base 1. The driving mechanism includes transmission rods 5 symmetrically arranged at the upper ends of the chamber and the base 1 and rotatably connected through them. Conical gears 8 are provided at the ends of the upper ends of the two transmission rods 5 and the ends of the side threaded rods 7. The two pairs of conical gears 8 are meshed with each other.

[0023] A rotating rod 13 is rotatably connected through the outer wall of the chamber and the outer wall of the base 1. A plurality of equally spaced worm gears 14 are provided on the outer wall of the rotating rod 13. The outer walls of the two transmission rods 5 and the middle threaded rod 7 are all provided with worm wheels 15 that cooperate with the worm gears 14. By setting the cooperation of multiple pairs of worm gears 14 and worm wheels 15, and the meshing between the two pairs of conical gears 8, the plurality of threaded rods 7 rotate simultaneously, so as to realize the simultaneous rotation of the plurality of clamping blocks 11, improve the overall linkage of the device, and facilitate the popularization and use of the device.

[0024] A hand wheel 12 is provided at the end of the rotating rod 13, and a damping gasket is provided at the rotating connection of the rotating rod 13 and the chamber.

[0025] Two symmetrically arranged fixed frames 4 are provided at the upper end of the base 1. The two fixed frames 4 are both L-shaped. The two transmission rods 5 respectively penetrate through the two fixed frames 4 and are rotatably connected to them.

[0026] When the utility model is in use and fixing a pipe fitting, the base 1 is fixed at the installation location through the cooperation of the installation hole 2 and a bolt. The pipe fitting is placed into the semi-circular ring 3. The hand wheel 12 is rotated, causing the rotating rod 13 driven by the hand wheel 12 to rotate, and multiple worms 14 on the outer wall of the rotating rod 13 to rotate. By the cooperation of the worm 14 and the worm wheel 15, the two transmission rods 5 and the intermediate threaded rod 7 rotate. Through the engagement of two pairs of bevel gears 8 between the two transmission rods 5 and the threaded rods 7 on both sides, multiple threaded rods 7 rotate simultaneously. Then, by the threaded connection between the moving block 9 and the threaded rod 7, the moving blocks 9 on both sides move relatively (the thread directions of the threaded rods 7 on both sides are opposite), and the lower moving block 9 moves upward. Under the connection action of multiple pairs of fixing rods 10, the multiple moving blocks 9 move to push the multiple clamping blocks 11 to move, so that the multiple clamping blocks 11 contact the outer wall of the pipe fitting, realizing the fixation of the pipe fitting in the semi-circular ring 3. The operation is convenient, bringing certain convenience to people for fixing the pipe fitting.

[0027] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the utility model, according to the technical solution of the utility model and its inventive concept, makes equivalent substitutions or changes, and all should be covered within the protection scope of the utility model.

Claims

1. A pipe fixing and clamping mechanism, comprising a base (1), characterized in that: The base (1) is provided with a plurality of symmetrically arranged mounting holes (2) at the upper and lower ends, the base (1) is provided with a semicircular ring (3) at the upper end, and fixed blocks (6) are provided at the upper ends of both ends of the semicircular ring (3), and a plurality of clamping blocks (11) are provided between the two fixed blocks (6) and the semicircular ring (3), and the plurality of clamping blocks (11) are all arranged in an arc shape, a chamber is provided in the base (1), and a moving mechanism for moving the plurality of clamping blocks (11) is provided on the two fixed blocks (6) and between the semicircular ring (3) and the chamber, and a driving mechanism for driving the moving mechanisms on both sides is provided at the upper end of the base (1).

2. A pipe fixing and clamping mechanism according to claim 1, characterized in that: The moving mechanism comprises a threaded rod (7) rotatably connected to the side wall of the fixed block (6) and the chamber, and the side walls of the plurality of threaded rods (7) are threadedly connected to the moving blocks (9), and the plurality of moving blocks (9) and the clamping blocks (11) are connected via two fixed rods (10), and the plurality of fixed rods (10) are respectively slidably connected to the fixed block (6) and the semicircular ring (3).

3. A pipe fixing and clamping mechanism according to claim 2, characterized in that: The driving mechanism comprises two symmetrically arranged transmission rods (5) which are rotatably connected to the chamber and the upper end of the base (1); bevel gears (8) are provided at the upper ends of the two transmission rods (5) and at the ends of the threaded rods (7) on both sides; and the two pairs of bevel gears (8) are meshed with each other.

4. A pipe fixing and clamping mechanism according to claim 3, characterized in that: A rotating rod (13) is rotatably connected to the chamber and the outer wall of the base (1), and the outer wall of the rotating rod (13) is provided with a plurality of worms (14) arranged at equal intervals, and the outer walls of the two transmission rods (5) and the middle threaded rod (7) are both provided with worm wheels (15) that match the worms (14).

5. A pipe fixing and clamping mechanism according to claim 4, characterized in that: A hand wheel (12) is provided at the end of the rotating rod (13), and a damping gasket is provided at the rotation connection between the rotating rod (13) and the chamber.

6. A pipe fixing and clamping mechanism according to claim 5, characterized in that: Two symmetrically arranged fixed frames (4) are provided at the upper end of the base (1); both fixed frames (4) are L-shaped, and the two transmission rods (5) respectively penetrate the two fixed frames (4) and are rotatably connected thereto.

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