Rotary joint convenient to connect and fix

Abstract

The utility model discloses a rotary joint convenient to connect and fix, and relates to the technical field of rotary joints, the rotary joint comprises a rotary joint body and a pipeline joint, the rotary joint body comprises a base, a rotating head, a swing assembly and a connecting head, and fixing assemblies are installed on the pipeline joint and in the connecting head. The fixing assembly comprises two clamping blocks distributed in a mirror image mode, two sliding grooves distributed in a mirror image mode, an annular groove and two clamping grooves distributed in a mirror image mode are formed in the connector, and the clamping blocks can slide in the sliding grooves and the annular groove respectively and are clamped in the clamping grooves. Therefore, the purpose of fixedly connecting the pipeline joint to the rotary joint by using the fixed assembly instead of a traditional threaded connection mode is achieved, quick mounting, fixing and dismounting are facilitated, the mounting efficiency is greatly improved, and by arranging the swing assembly, the purpose of adjusting the direction by using swing of the swing assembly while the pipeline rotates is achieved. And the practicability of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary joints, in particular to a rotary joint which is convenient for connection and fixing. Background Art

[0002] A rotary joint is a pipe connection device that can be used as a complete set of rotary joints or in conjunction with complex movements. Therefore, it is widely used in various fields such as petroleum and chemical industry. It has a compact design structure and uses flange connection, which can be effectively integrated into various equipment. The types of rotary joints generally include: hydraulic rotary joints, high-pressure rotary joints, multi-channel rotary joints and high-speed rotary joints. When installing them, try to keep the installation concentric as much as possible to ensure the good operation of the rotary joint.

[0003] At present, some existing rotary joints are connected and fixed with threaded sleeves. The threaded joint is first installed on one end of the pipeline, and then the threaded connector is threaded onto the rotary joint. Long-term use will cause the threaded connection to rust or loosen, thereby affecting the stability of the rotary joint. In addition, some existing rotary joints can only rotate but cannot swing to adjust the direction, and elbows need to be installed. In view of the above problems, the inventor proposes a rotary joint that is easy to connect and fix to solve the above problems. Utility Model Content

[0004] In order to solve the problem that some existing rotary joints use threaded connection, long-term use will cause the threaded connection to rust or loosen, thereby affecting the stability of the rotary joint, and some rotary joints can only rotate but cannot swing to adjust the direction; the purpose of the utility model is to provide a rotary joint that is easy to connect and fix.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a rotary joint that is convenient for connection and fixation, comprising a rotary joint body and a pipe joint, the rotary joint body comprising a base, a rotating head, a swinging assembly and a connecting head, a fixing assembly is installed on the pipe joint and in the connecting head, the fixing assembly comprises two mirror-distributed clamping blocks, and the clamping blocks are fixedly installed on both sides of the pipe joint, two mirror-distributed slide grooves, an annular groove and two mirror-distributed clamping grooves are provided in the connecting head, and the clamping blocks can slide in the slide groove and the annular groove respectively and be clamped in the clamping groove.

[0006] Preferably, a sealing ring is slidably installed on the pipe joint, and the sealing ring can be sealably inserted in the connecting head, a sealing baffle is fixedly installed at the bottom end of the connecting head, the upper surface of the sealing baffle is in contact with the lower surface of the sealing ring, and the pipe joint can be sealably inserted in the sealing baffle, the pipe joint fixing sleeve is provided with a spring, and the bottom end of the spring is fixedly connected to the upper surface of the sealing ring.

[0007] Preferably, the swing assembly includes a corrugated hose, and the two ends of the corrugated hose are respectively fixedly connected and communicated with the bottom end of the connecting head and the top end of the rotating head. The top end of the rotating head is fixedly installed with two hinges distributed in a mirror image, and the top end of the hinge and the bottom end of the connecting head are fixedly connected.

[0008] Preferably, the rotating head is rotatably inserted in the base, a plurality of mounting holes distributed in an annular pattern are provided at the bottom end of the base, a bearing is fixedly installed in the base, and the bottom end of the rotating head is fixedly inserted in the bearing.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. In the utility model, by setting a fixing component, the purpose of using the fixing component to replace the traditional threaded connection method to fix the pipe joint to the rotating joint is achieved, and it is convenient for quick installation, fixing and disassembly, which greatly improves the installation efficiency;

[0011] 2. In the utility model, by providing a swing component, the purpose of using the swing component to swing and adjust the direction while the pipeline is rotating is achieved, which greatly improves the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the disassembled structure of the pipe joint and the connector of the utility model;

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the base of the utility model.

[0016] In the figure: 1. rotary joint body; 11. base; 111. mounting hole; 12. rotating head; 13. swing assembly; 131. hinge; 132. corrugated hose; 14. connector; 141. sealing baffle; 2. pipe joint; 3. fixing assembly; 31. clamping block; 32. sealing ring; 33. spring; 34. slide groove; 35. annular groove; 36. clamping groove; 4. bearing. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Example: Figure 1-3 As shown, the utility model provides a swivel joint for convenient connection and fixing, comprising a swivel joint body 1 and a pipe joint 2, the swivel joint body 1 comprising a base 11, a rotating head 12, a swing assembly 13 and a connector 14, a fixing assembly 3 is installed on the pipe joint 2 and in the connector 14, the fixing assembly 3 comprises two clamping blocks 31 distributed in a mirror image, and the clamping blocks 31 are fixedly installed on both sides of the pipe joint 2, two sliding grooves 34 distributed in a mirror image, an annular groove 35 and two clamping grooves 36 distributed in a mirror image are provided in the connector 14, and the clamping blocks 31 can slide in the sliding grooves 34 and the annular grooves 35 respectively and be clamped in the clamping grooves 36, firstly, the pipe joint 2 is installed to one end of the pipeline, then the pipe joint 2 is inserted into the connector 14, so that the clamping block 31 on the pipe joint 2 slides along the sliding groove 34 into the annular groove 35, and the connector 14 is rotated ninety degrees, so that the clamping block 31 on the pipe joint 2 slides into the clamping groove 36 in the connector 14, thereby completing the fixed connection.

[0019] A sealing ring 32 is slidably mounted on the pipe joint 2 , and the sealing ring 32 can be inserted into the connector 14 in a sealing manner.

[0020] By adopting the above technical solution, the sealing ring 32 can prevent liquid leakage at the connection.

[0021] A sealing baffle 141 is fixedly installed at the bottom end of the connector 14 . The upper surface of the sealing baffle 141 fits the lower surface of the sealing ring 32 , and the pipe connector 2 can be sealed and inserted in the sealing baffle 141 .

[0022] By adopting the above technical solution, the sealing baffle 141 fits with the sealing ring 32 to prevent liquid leakage at the connection.

[0023] The pipe joint 2 is fixedly sleeved with a spring 33 , and the bottom end of the spring 33 is fixedly connected to the upper surface of the sealing ring 32 .

[0024] By adopting the above technical solution, the pipe connector 2 is inserted into the connector 14 so that the sealing ring 32 fits with the sealing baffle 141, and then the pipe connector 2 is pressed to squeeze the spring 33, and the rebound force of the spring 33 is used to make the block 31 on the pipe connector 2 fit into the slot 36 in the connector 14.

[0025] The swing assembly 13 includes a corrugated hose 132 , and two ends of the corrugated hose 132 are fixedly connected and communicated with the bottom end of the connecting head 14 and the top end of the rotating head 12 , respectively.

[0026] By adopting the above technical solution, the corrugated hose 132 facilitates the swinging of the connector 14 .

[0027] Two hinged parts 131 distributed in a mirror image are fixedly mounted on the top of the rotating head 12 , and the top of the hinged parts 131 is fixedly connected to the bottom of the connecting head 14 .

[0028] By adopting the above technical solution, the hinge 131 facilitates the connection head 14 to swing and adjust its direction.

[0029] The rotating head 12 is rotatably inserted in the base 11 , and a plurality of mounting holes 111 distributed in an annular manner are formed at the bottom end of the base 11 .

[0030] By adopting the above technical solution, the rotating head 12 drives the connecting head 14 and the pipe joint 2 to rotate on the base 11 .

[0031] A bearing 4 is fixedly installed in the base 11 , and a bottom end of the rotating head 12 is fixedly inserted in the bearing 4 .

[0032] By adopting the above technical solution, the rotating head 12 drives the connecting head 14 and the pipe joint 2 to rotate on the base 11 through the bearing 4.

[0033] Working principle: When the utility model is used, first install the pipe joint 2 to one end of the pipe, then insert the pipe joint 2 into the connector 14, so that the sealing ring 32 fits with the sealing baffle 141, then press the pipe joint 2 to squeeze the spring 33, so that the block 31 on the pipe joint 2 slides along the slide groove 34 into the annular groove 35, and rotate the connector 14 90 degrees, release the pressed pipe joint 2, and use the rebound force of the spring 33 to make the block 31 on the pipe joint 2 snap into the slot 36 in the connector 14, thereby completing the fixed connection and facilitating disassembly;

[0034] The rotating head 12 drives the connecting head 14 and the pipe joint 2 to rotate on the base 11 through the bearing 4. The corrugated hose 132 and the hinge 131 facilitate the connecting head 14 to drive the pipe joint 2 to swing and adjust the direction, thereby improving the practicability of the device.

[0035] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A rotary joint that is convenient for connection and fixing, comprising a rotary joint body (1) and a pipe joint (2), characterized in that: The rotary joint body (1) comprises a base (11), a rotating head (12), a swinging assembly (13) and a connecting head (14); a fixing assembly (3) is installed on the pipe joint (2) and in the connecting head (14); the fixing assembly (3) comprises two clamping blocks (31) which are arranged in a mirror image, and the clamping blocks (31) are fixedly installed on both sides of the pipe joint (2); two sliding grooves (34) which are arranged in a mirror image, an annular groove (35) and two clamping grooves (36) which are arranged in a mirror image are provided in the connecting head (14); and the clamping blocks (31) can slide in the sliding grooves (34) and the annular grooves (35) respectively and be clamped in the clamping grooves (36).

2. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: A sealing ring (32) is slidably mounted on the pipe joint (2), and the sealing ring (32) can be inserted in the connecting head (14) in a sealing manner.

3. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: A sealing baffle (141) is fixedly mounted at the bottom end of the connector (14), the upper surface of the sealing baffle (141) is in contact with the lower surface of the sealing ring (32), and the pipe joint (2) can be sealed and inserted in the sealing baffle (141).

4. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: The pipe joint (2) fixing sleeve is provided with a spring (33), and the bottom end of the spring (33) is fixedly connected to the upper surface of the sealing ring (32).

5. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: The swing assembly (13) comprises a corrugated hose (132), and two ends of the corrugated hose (132) are respectively fixedly connected and communicated with the bottom end of the connecting head (14) and the top end of the rotating head (12).

6. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: Two hinged parts (131) distributed in a mirror image are fixedly mounted on the top end of the rotating head (12), and the top end of the hinged parts (131) is fixedly connected to the bottom end of the connecting head (14).

7. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: The rotating head (12) is rotatably inserted in the base (11), and a plurality of mounting holes (111) distributed in an annular manner are provided at the bottom end of the base (11).

8. A rotary joint for convenient connection and fixing as claimed in claim 1, characterized in that: A bearing (4) is fixedly installed in the base (11), and the bottom end of the rotating head (12) is fixedly inserted in the bearing (4).

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