Connecting pipe convenient to install and connect

Abstract

The utility model relates to the technical field of pipe fittings, in particular to a connecting pipe convenient to install and connect, which comprises a connecting pipe body, the connecting pipe body is installed between two delivery pipes, the splicing position of the connecting pipe body and the delivery pipes is sleeved and screwed with a screw joint sleeve, two ends of the connecting pipe body are movably inserted with plug pipes, and after the connecting pipe body and the delivery pipes are spliced, the plug pipes are inserted into the connecting pipe body. One end of the plug pipe is inserted into the conveying pipe; the connecting pipe convenient to install and connect has the advantages that after the plug pipe is pushed into the connecting pipe body, the pipe opening of the connecting pipe body is aligned with the pipe opening of the conveying pipe, the plug pipe rebounds and is inserted into the conveying pipe, at the moment, the connecting pipe body is communicated with the conveying pipe, the screwing sleeve is rotated to be screwed into the first screwing groove and the second screwing groove at the same time, and the connecting pipe is convenient to install and connect. The connecting pipe body is connected with the conveying pipe.

Description

Technical Field

[0001] The utility model relates to the field of pipe fittings, in particular to a pipe which is convenient for installation and connection. Background Art

[0002] The pipe is a short pipe leading out from the opening of the container. It is mainly used to install instruments and safety relief devices for measuring temperature, pressure, liquid level, etc., or used as material inlet and outlet, manhole and hand hole, etc. The pipe is connected to the outside with bolts (welded flange separately) or threads.

[0003] In the prior art, the connecting pipe is a single pipe body, and usually one end of the structure needs to be screwed onto the pipe body on one side, and then the other end of the connecting pipe needs to be screwed onto the connecting pipe on the other side. When the connecting pipes are connected in this way, the connecting pipe on one side must be rotated. However, when the connecting pipes on both sides are fixed, one side of the connecting pipe needs to be removed when replacing the connecting pipes.

[0004] Therefore, we need a pipe that is easy to install and connect, which can solve the problem that one side of the connecting pipe must be rotatable when replacing the existing pipe, and can install the pipe between two connecting pipes without disassembly. Utility Model Content

[0005] The utility model aims to provide a connecting pipe that is easy to install and connect, so as to solve the problem in the background art that one side of the connecting pipe must be rotatable when replacing the existing connecting pipe, and the connecting pipe can be installed between two connecting pipes without disassembly.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a connecting pipe that is easy to install and connect, including a connecting pipe body, the connecting pipe body is installed between two conveying pipes, the joint of the connecting pipe body and the conveying pipe is sleeved and threaded with a threaded sleeve, both ends of the connecting pipe body are movably connected with plug pipes, and after the connecting pipe body and the conveying pipe are assembled, one end of the plug pipe is inserted into the conveying pipe.

[0007] Preferably, both ends of the connecting pipe body are provided with a threaded groove 1, and one end of the conveying pipe close to the connecting pipe body is provided with a threaded groove 2, the inner diameters of the threaded groove 1 and the threaded groove 2 are equal, and the threaded sleeve is threadedly connected to the conveying pipe.

[0008] Preferably, a groove is provided on the outer ring surface of the threaded sleeve, the long side length of the groove is equal to the tube length of the threaded sleeve, and a plurality of grooves are provided, and the plurality of grooves are arranged and distributed along the outer ring surface of the threaded sleeve.

[0009] Preferably, a reserved groove is provided at one end of the plug tube extending into the interior of the connecting pipe body, the reserved groove is an annular groove, a rubber support tube is fixed at one end of the reserved groove, the rubber support tube is sleeved on the outside of the reserved groove, the rubber support tube is a "convex" shaped circular tube, and the outer ring surface of one end of the rubber support tube is fixed to the inner wall of the connecting pipe body.

[0010] Preferably, one end of the plug tube extending toward the delivery tube is provided with an introduction surface, and the introduction surface is formed by cutting an annular groove at the end of the plug tube.

[0011] Preferably, a through hole is provided on the surface of the introduction surface, and a plurality of through holes are provided, and the plurality of through holes are arranged and distributed along the arc surface of the introduction surface.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides a connecting pipe that is easy to install and connect. After the plug pipe is pushed into the connecting pipe body, the pipe mouth of the connecting pipe body is aligned with the pipe mouth of the delivery pipe, and the plug pipe rebounds and is inserted into the delivery pipe. At this time, the connecting pipe body and the delivery pipe are connected, and the screw connection sleeve is rotated and screwed into the screw connection groove 1 and the screw connection groove 2 at the same time, so that the connecting pipe body and the delivery pipe are connected. This further solves the problem that the connecting pipe on one side must be rotatable when replacing the existing connecting pipe, and the connecting pipe can be installed between the two connecting pipes without disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the half-section structure of the utility model;

[0016] Figure 3 for Figure 2 A schematic diagram of the structure enlargement in the middle;

[0017] Figure 4 This is a schematic diagram of the connection structure between the pipe body and the threaded sleeve of the utility model;

[0018] Figure 5 This is a schematic diagram of the plug tube structure of the utility model;

[0019] Figure 6 It is a schematic diagram of the structure of the main body of the pipe of the utility model.

[0020] In the figure: connecting pipe body 1, conveying pipe 2, screw connection groove 1 3, screw connection groove 2 4, plug pipe 5, introduction surface 6, through hole 7, reserved groove 8, rubber support pipe 9, screw connection sleeve 10, and clamping groove 11. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0022] Embodiment 1

[0023] See also Figure 1-Figure 2 The utility model provides a technical solution: a pipe that is easy to install and connect, including a pipe body 1, the pipe body 1 is installed between two conveying pipes 2, the joint of the pipe body 1 and the conveying pipe 2 is sleeved and screwed with a screw sleeve 10, both ends of the pipe body 1 are provided with a screw groove 1 3, the end of the conveying pipe 2 close to the pipe body 1 is provided with a screw groove 2 4, the inner diameters of the screw groove 1 3 and the screw groove 2 4 are equal, the screw sleeve 10 is screwed on the conveying pipe 2, the outer ring surface of the screw sleeve 10 is provided with a card groove 11, the long side length of the card groove 11 is equal to the pipe body length of the screw sleeve 10, and the card groove 11 is provided with a plurality of card grooves 11, and the plurality of card grooves 11 Arranged and distributed along the outer annular surface of the threaded sleeve 10, plug tubes 5 are movably inserted at both ends of the connecting pipe body 1. After the connecting pipe body 1 and the conveying pipe 2 are assembled, one end of the plug tube 5 is inserted into the conveying pipe 2; after the plug tube 5 is pushed into the connecting pipe body 1, the pipe mouth of the connecting pipe body 1 is aligned with the pipe mouth of the conveying pipe 2, and the plug tube 5 rebounds and is inserted into the conveying pipe 2. At this time, the connecting pipe body 1 and the conveying pipe 2 are connected, and the threaded sleeve 10 is rotated and threaded in the threaded groove 1 3 and the threaded groove 2 4 at the same time, so that the connecting pipe body 1 and the conveying pipe 2 are connected; this further solves the problem that one side of the connecting pipe must be rotatable when replacing the existing connecting pipe, and the connecting pipe can be installed between the two connecting pipes without disassembly.

[0024] Embodiment 2

[0025] See attached Figure 5 and Figure 6 On the basis of the first embodiment, in order to realize that the plug tube 5 can automatically rebound into the delivery tube 2 after being pushed into the connecting pipe body 1, a reserved groove 8 is opened at one end of the plug tube 5 extending into the connecting pipe body 1. The reserved groove 8 is an annular groove. A rubber support tube 9 is fixed at one end of the reserved groove 8. The rubber support tube 9 is sleeved on the outside of the reserved groove 8. The rubber support tube 9 is a "convex" shaped circular tube. The outer ring surface of one end of the rubber support tube 9 is fixed on the inner wall of the connecting pipe body 1.

[0026] When installing the connecting pipe body 1 between the two conveying pipes 2, first squeeze and push the plug tube 5 into the connecting pipe body 1. At this time, the rubber support tube 9 is compressed and elastically deformed. When the pipe openings of the connecting pipe body 1 and the conveying pipe 2 are opposite, the rubber support tube 9 rebounds and pushes the reserved groove 8 to slide along the connecting pipe body 1 into the conveying pipe 2. Then, the threaded sleeve 10 is rotated to cover the joint of the connecting pipe body 1 and the conveying pipe 2, so as to realize the reinforced connection between the connecting pipe body 1 and the conveying pipe 2.

[0027] Embodiment 3

[0028] See attached Figure 3 On the basis of the second embodiment, in order to reduce the fluid impact received by the plug tube 5 after being inserted into the delivery tube 2, an introduction surface 6 is provided at one end of the plug tube 5 extending toward the delivery tube 2, and the introduction surface 6 is formed by cutting an annular groove at the end of the plug tube 5; a through hole 7 is opened on the surface of the introduction surface 6, and a plurality of through holes 7 are provided, and the plurality of through holes 7 are arranged and distributed along the arc surface of the introduction surface 6; when the fluid is transported inside the delivery tube 2, the fluid passes through the plug tube 5 and is transported to the connecting pipe body 1, and part of the fluid passes through the through hole 7 along the introduction surface 6 and enters the plug tube 5, thereby reducing the impact of the fluid on the plug tube 5.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe that is easy to install and connect, comprising a pipe body (1), the pipe body (1) being installed between two conveying pipes (2), characterized in that: A threaded sleeve (10) is sleeved and threadedly connected at the joint of the connecting pipe body (1) and the conveying pipe (2), and plug pipes (5) are movably inserted at both ends of the connecting pipe body (1). After the connecting pipe body (1) and the conveying pipe (2) are assembled, one end of the plug pipe (5) is inserted into the conveying pipe (2).

2. A pipe that is easy to install and connect according to claim 1, characterized in that: The two ends of the pipe body (1) are provided with a first screw connection groove (3), and the end of the delivery pipe (2) close to the pipe body (1) is provided with a second screw connection groove (4). The inner diameters of the first screw connection groove (3) and the second screw connection groove (4) are equal, and the screw connection sleeve (10) is screwed onto the delivery pipe (2).

3. A pipe that is easy to install and connect according to claim 1, characterized in that: The outer ring surface of the threaded sleeve (10) is provided with a clamping groove (11), the long side length of the clamping groove (11) is equal to the tube length of the threaded sleeve (10), and a plurality of clamping grooves (11) are provided, and the plurality of clamping grooves (11) are arranged and distributed along the outer ring surface of the threaded sleeve (10).

4. A pipe for easy installation and connection according to claim 1, characterized in that: A reserved groove (8) is provided at one end of the plug tube (5) extending into the interior of the pipe body (1). The reserved groove (8) is an annular groove. A rubber support tube (9) is fixed to one end of the reserved groove (8). The rubber support tube (9) is sleeved on the outside of the reserved groove (8). The rubber support tube (9) is a "convex" shaped circular tube. The outer ring surface of one end of the rubber support tube (9) is fixed to the inner wall of the pipe body (1).

5. The pipe for easy installation and connection according to claim 1, characterized in that: One end of the plug tube (5) extending toward the delivery tube (2) is provided with an introduction surface (6), and the introduction surface (6) is formed by cutting an annular groove at the end of the plug tube (5).

6. A pipe for easy installation and connection according to claim 5, characterized in that: The surface of the introduction surface (6) is provided with a through hole (7), and a plurality of through holes (7) are provided, and the plurality of through holes (7) are arranged and distributed along the arc surface of the introduction surface (6).

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