Pipeline joint with anti-leakage structure

Abstract

The invention relates to the technical field of pipeline joints, in particular to a pipeline joint with a leakage-proof structure. Fixing mechanisms are arranged on the left side and the right side of a telescopic pipe respectively; the insertion pipe and one end of the telescopic pipe are integrally formed; a cavity is formed in the annular wall of the first connecting pipe, an annular groove is formed in the side wall, opposite to the telescopic pipe, of the first connecting pipe, and the inserting pipe is inserted into the annular groove. The connecting mechanisms are respectively connected with the fixing mechanisms; the monitoring mechanisms are respectively arranged on the connecting mechanisms; liquid leakage at the joint of the telescopic pipe is avoided; according to the size of the inner diameter of a pipeline needing to be connected, the outer end pipe of the second connecting pipe matched with the inner diameter of the pipeline needing to be connected is selected, transition connection is formed, and pipelines with different pipe diameters can be adapted; when leakage occurs, the water level monitor can prompt in time to repair the pipeline joint in time, so that greater loss is avoided; and the phenomenon that the liquid overflows when the liquid leaks is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of pipeline joints, and in particular to a pipeline joint provided with an anti-leakage structure. Background Art

[0002] When connecting two pipes, the two pipes are prone to misalignment, and generally a pipe joint with a telescopic tube is used to connect the pipes; the pipe joints currently used are prone to leakage at the connection, and when leakage occurs at the pipe joints, it is difficult for management personnel to detect it. Therefore, a pipe joint with a leakage-proof structure is proposed. Summary of the invention

[0003] The purpose of the present invention is to address the defects and shortcomings of the prior art and provide a pipe joint with an anti-leakage structure to avoid leakage at the connection of the telescopic pipe; according to the size of the inner diameter of the required connecting pipe, the outer end pipe of the No. 2 connecting pipe that matches the inner diameter of the required connecting pipe is selected to form a transition connection that can adapt to pipes of different diameters; when leakage occurs, the water level monitor can promptly prompt and the pipe joint can be repaired in time to avoid causing greater losses; and when leakage occurs, liquid overflow is avoided.

[0004] To achieve the above object, the present invention adopts the following technical solution: it comprises a telescopic tube; It also contains: The fixing mechanism includes two fixing mechanisms, which are respectively arranged on the left and right sides of the telescopic tube; the fixing mechanisms each include: An intubation tube, the intubation tube being integrally formed with one end of the telescopic tube; A No. 1 connecting pipe, wherein the ring wall of the No. 1 connecting pipe is provided with a cavity, and a ring groove is provided on the side wall of the No. 1 connecting pipe relative to the telescopic pipe, and the insert pipe is inserted into the ring groove; Connecting mechanisms, the number of the connecting mechanisms is two, and they are respectively connected to the fixing mechanisms; Monitoring mechanisms, the number of the monitoring mechanisms is two, and each of the monitoring mechanisms is arranged on the connecting mechanism; Through the above technical solution design, the two ends of the telescopic tube are connected by the fixing mechanism, the pipeline to be connected is connected to the fixing mechanism and the telescopic tube by the connecting mechanism, and the leakage is monitored by the monitoring mechanism, which is convenient for immediate maintenance.

[0005] Preferably, the cavity of the No. 1 connecting tube is filled with fixing glue, and the insertion tube is inserted into the fixing glue; Through the above technical solution design, the cavity of the No. 1 connecting pipe is filled with fixing glue. When connecting, the insert tube is inserted into the cavity of the No. 1 connecting pipe through the annular groove, so that both ends of the telescopic tube are sealed and connected to the No. 1 connecting pipe.

[0006] Preferably, the outer end of the cannula is integrally formed with a plurality of reinforcing rods, and the reinforcing rods are inserted into the fixing glue; Through the above technical solution design, the reinforcement rod is inserted into the fixing glue to increase the connection area between the insertion tube and the fixing glue.

[0007] Preferably, four reinforcing toothed rings are respectively arranged in pairs in the cavity of the No. 1 connecting pipe, and the reinforcing toothed rings located in the same No. 1 connecting pipe are respectively formed integrally with the inner and outer ring walls of the cavity of the No. 1 connecting pipe; Through the above technical solution design, the reinforced tooth ring increases the connection area with the fixing glue, so that the fixing effect of the fixing glue is better.

[0008] Preferably, the connecting mechanism comprises: A threaded pipe, wherein the threaded pipe is fixed to the right side of the No. 1 connecting pipe; A No. 2 connecting pipe, the No. 2 connecting pipe is sleeved on the threaded pipe by means of a threaded connection, and the outer diameter of the outer end pipe of the No. 2 connecting pipe is inserted into the required connecting pipe by means of a threaded connection; A limiting ring, wherein the limiting ring is sleeved and fixed on the outer end tube of the second connecting tube; The second sealing ring is fixed on the outer wall of the limiting ring, and the second sealing ring is placed against the required connecting pipe; Through the design of the above technical solution, according to the size of the inner diameter of the required connecting pipe, the outer end tube of the No. 2 connecting pipe that matches the inner diameter of the required connecting pipe is selected, the No. 2 connecting pipe is screwed on the threaded pipe through a threaded connection, and the outer diameter of the outer end tube of the No. 2 connecting pipe is inserted into the required connecting pipe through a threaded connection to form a transition connection, and the No. 1 sealing ring and the No. 2 sealing ring form a seal.

[0009] Preferably, a No. 1 sealing ring is fixed on one side of the No. 2 connecting pipe relative to the No. 1 connecting pipe, and the No. 1 sealing ring is disposed against the No. 1 connecting pipe; Through the above technical design, the No. 1 sealing ring plays a sealing role.

[0010] Preferably, the monitoring mechanism comprises: Internally threaded pipes, the number of which is two, the inner internally threaded pipe being sleeved on the first connecting pipe by means of a threaded connection; A collecting pipe, wherein the collecting pipe is fixed between the two internally threaded pipes; the diameter of the collecting pipe is arranged from small to large from both ends to the middle; A monitoring tube, wherein the monitoring tube is connected through the bottom of the collecting tube; A water level monitor, wherein the water level monitor is fixed on the front side of the collecting tube, a probe of the water level monitor is inserted and fixed in the monitoring tube, and the water level monitor has a built-in power supply and a signal transmitter; Through the design of the above technical solution, during installation, the outer internal threaded tube is screwed onto the No. 1 connecting tube. After the No. 2 connecting tube is connected to the pipe to be connected, the collecting tube is rotated so that the outer internal threaded tube moves outward to the pipe to be connected, and the inner internal threaded tube is screwed onto the No. 1 connecting tube. When leakage occurs, the liquid will be concentrated into the monitoring tube by the collecting tube, the probe of the water level monitor will sense the presence of liquid, and the water level monitor can give a timely prompt.

[0011] Preferably, a plurality of closing pieces are respectively arranged in annular distribution on the pipes to be connected, the cross section of the closing piece is an "L"-shaped structure, and the closing piece is connected to the outer internal threaded pipe through a sinking bolt; Through the above technical solution design, the closing pieces are respectively arranged in a ring shape on the pipes to be connected, and the closing pieces are connected to the outer internal threaded pipes through sinking bolts.

[0012] Preferably, a sealing gasket is fixed on the inner ring wall of the closing piece, and the sealing gasket is arranged against the pipe to be connected and the outer internal threaded pipe; Through the above technical solution design, the sealing gasket on the inner ring wall of the closing piece is arranged against the pipeline to be connected and the outer internal threaded pipe, thereby playing a sealing role.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. A fixing mechanism is provided to avoid leakage at the connection of the telescopic tube; 2. A connecting mechanism is provided. According to the size of the inner diameter of the required connecting pipe, the outer end pipe of the No. 2 connecting pipe matching the inner diameter of the required connecting pipe is selected to form a transition connection, which can adapt to pipes of different diameters; 3. A monitoring mechanism is set up. When leakage occurs, the water level monitor can give timely prompts and repair the pipe joints in time to avoid causing greater losses; prevent liquid from overflowing when leakage occurs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the present invention.

[0015] Figure 2 It is a southwest isometric view of the invention.

[0016] Figure 3 It is a cross-sectional view of the left end part of the telescopic tube in the present invention.

[0017] Figure 4 yes Figure 3 Enlarged view of part A in .

[0018] Figure 5 yes Figure 3 Enlarged view of part B in .

[0019] Figure 6 It is a schematic diagram of the structure of the cannula and the reinforcement rod in the present invention.

[0020] Figure 7 It is a structural schematic diagram of a No. 1 connecting pipe in the present invention.

[0021] Figure 8 It is a structural schematic diagram of the No. 2 connecting pipe in the present invention.

[0022] Description of reference numerals: Telescopic tube 1, fixing mechanism 2, insert tube 2-1, connecting tube No. 1 2-2, annular groove 2-3, fixing glue 2-4, reinforcing rod 2-5, reinforcing tooth ring 2-6, connecting mechanism 3, threaded tube 3-1, connecting tube No. 2 3-2, sealing ring No. 1 3-3, limiting ring 3-4, sealing ring No. 2 3-5, monitoring mechanism 4, internal threaded tube 4-1, collecting tube 4-2, monitoring tube 4-3, water level monitor 4-4, probe 4-4-1, closing piece 4-5, sealing gasket 4-6. DETAILED DESCRIPTION

[0023] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples, and all other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the present invention.

[0024] This specific implementation adopts the following technical solutions: Example

[0025] See also Figure 1-2 , this embodiment 1 comprises a telescopic tube 1; It also contains: The fixing mechanism 2 is two in number and is respectively arranged on the left and right sides of the telescopic tube 1; Connecting mechanisms 3, the number of the connecting mechanisms 3 is two, and they are respectively connected to the fixing mechanisms 2; Monitoring mechanisms 4, the number of the monitoring mechanisms 4 is two, and they are respectively arranged on the connecting mechanism 3; In Example 1, the two ends of the telescopic tube 1 are connected by the fixing mechanism 2, the pipe 5 to be connected is connected to the fixing mechanism 2 and the telescopic tube 1 by the connecting mechanism 3, and the leakage is monitored by the monitoring mechanism 4, so that maintenance can be carried out immediately. Example

[0026] See also Figure 1-4 6-7, based on Example 1, the fixing mechanism 2 comprises: The insert tube 2-1 is integrally formed with one end of the telescopic tube 1; A No. 1 connecting pipe 2-2, wherein the ring wall of the No. 1 connecting pipe 2-2 is provided with a cavity, and a ring groove 2-3 is provided on the side wall of the No. 1 connecting pipe 2-2 relative to the telescopic pipe 1, and the inserting pipe 2-1 is inserted into the ring groove 2-3; The fixing glue 2-4 is filled in the cavity of the No. 1 connecting tube 2-2; the outer end of the insert tube 2-1 is integrally formed with a plurality of reinforcing rods 2-5, and the reinforcing rods 2-5 are inserted in the fixing glue 2-4; Reinforcement tooth ring 2-6, the number of the reinforcement tooth ring 2-6 is two, and each of them is integrally formed with the cavity ring wall of the first connecting pipe 2-2; According to this embodiment, the fixing glue 2-4 is filled in the cavity of the No. 1 connecting tube 2-2. When connecting, the insert tube 2-1 is inserted into the cavity of the No. 1 connecting tube 2-2 through the annular groove 2-3, so that both ends of the telescopic tube 1 are sealed and connected to the No. 1 connecting tube 2-2. Example

[0027] See also Figure 1-5 8. Based on Example 2, the connecting mechanism 3 comprises: A threaded tube 3-1, wherein the threaded tube 3-1 is fixed to the right side of the first connecting tube 2-2; The second connecting pipe 3-2 is sleeved on the threaded pipe 3-1 through a threaded connection, and the outer diameter of the outer end pipe of the second connecting pipe 3-2 is inserted into the required connecting pipe 5 through a threaded connection; the second connecting pipe 3-2 has a first sealing ring 3-3 fixed to one side of the first connecting pipe 2-2 by glue, and the first sealing ring 3-3 is against the first connecting pipe 2-2; A limiting ring 3-4, wherein the limiting ring 3-4 is sleeved and fixed on the outer end tube of the No. 2 connecting tube 3-2, and a No. 2 sealing ring 3-5 is fixed on the outer wall of the limiting ring 3-4 by gluing, and the No. 2 sealing ring 3-5 is abutted against the required connecting pipe 5; According to the present embodiment, the outer end tube of the No. 2 connecting tube 3-2 matching the inner diameter of the required connecting tube 5 is selected according to the size of the inner diameter of the required connecting tube 5, and the No. 2 connecting tube 3-2 is screwed onto the threaded tube 3-1 through a threaded connection. The outer diameter of the outer end tube of the No. 2 connecting tube 3-2 is screwed into the required connecting tube 5 through a threaded connection to form a transition connection, and the No. 1 sealing ring 3-3 and the No. 2 sealing ring 3-5 form a seal. Example

[0028] See also Figure 1-3 On the basis of Example 3, the monitoring mechanism 4 comprises: Internally threaded tube 4-1, the number of the internally threaded tube 4-1 is two, and the inner internally threaded tube 4-1 is sleeved on the first connecting tube 2-2 through a threaded connection; The collecting tube 4-2 is fixed between the two internally threaded tubes 4-1; the diameter of the collecting tube 4-2 is arranged from small to large from both ends to the middle; A monitoring tube 4-3, wherein the monitoring tube 4-3 is connected through the bottom of the collecting tube 4-2; A water level monitor 4-4, wherein the water level monitor 4-4 is fixed on the front side of the collecting tube 4-2, a probe 4-4-1 of the water level monitor 4-4 is inserted and fixed in the monitoring tube 4-3, and the water level monitor 4-4 has a built-in power supply and a signal transmitter; The sealing piece 4-5 is provided in a plurality of pieces and is respectively arranged in an annular shape on the pipe 5 to be connected. The cross section of the sealing piece 4-5 is an "L"-shaped structure. The sealing piece 4-5 is connected to the outer internally threaded pipe 4-1 by a sinking bolt. A sealing gasket 4-6 is fixed to the inner ring wall of the sealing piece 4-5 by glue. The sealing gasket 4-6 is arranged against the pipe 5 to be connected and the outer internally threaded pipe 4-1. In this embodiment, during installation, the outer internal threaded tube 4-1 is screwed onto the No. 1 connecting tube 2-2, and after the No. 2 connecting tube 3-2 is connected to the required pipe 5, the collecting tube 4-2 is rotated so that the outer internal threaded tube 4-1 is moved outward to the required pipe 5, and the inner internal threaded tube 4-1 is screwed onto the No. 1 connecting tube 2-2; The sealing pieces 4-5 are arranged one by one in a circular shape on the pipes 5 to be connected, and the sealing pieces 4-5 are connected to the outer internally threaded pipe 4-1 through the sinking bolts; the sealing gasket 4-6 on the inner ring wall of the sealing piece 4-5 is arranged against the pipes 5 to be connected and the outer internally threaded pipe 4-1; When leakage occurs, the liquid will be collected by the collecting tube 4-2 and collected in the monitoring tube 4-3. The probe 4-4-1 of the water level monitor 4-4 will sense the presence of liquid, and the water level monitor 4-4 will be able to give prompts in time.

[0029] When using the present invention, the fixing glue 2-4 is filled in the cavity of the No. 1 connecting pipe 2-2. When connecting, the insert pipe 2-1 is inserted into the cavity of the No. 1 connecting pipe 2-2 through the annular groove 2-3, so that both ends of the telescopic pipe 1 are sealed and connected to the No. 1 connecting pipe 2-2. According to the size of the inner diameter of the required connecting pipe 5, select the outer end pipe of the No. 2 connecting pipe 3-2 that matches the inner diameter of the required connecting pipe 5, and set the No. 2 connecting pipe 3-2 on the threaded pipe 3-1 through a threaded connection. The outer diameter of the outer end pipe of the No. 2 connecting pipe 3-2 is inserted into the required connecting pipe 5 through a threaded connection to form a transition connection. The No. 1 sealing ring 3-3 and the No. 2 sealing ring 3-5 form a seal; During installation, the outer internal threaded tube 4-1 is screwed onto the No. 1 connecting tube 2-2. After the No. 2 connecting tube 3-2 is connected to the pipe 5 to be connected, the collecting tube 4-2 is rotated so that the outer internal threaded tube 4-1 is moved outward to the pipe 5 to be connected, and the inner internal threaded tube 4-1 is screwed onto the No. 1 connecting tube 2-2; the closing plates 4-5 are arranged one by one in a ring shape on the pipe 5 to be connected, and the closing plates 4-5 are connected to the outer internal threaded tube 4-1 by sinking bolts; the sealing gasket 4-6 on the inner ring wall of the closing plate 4-5 is against the pipe 5 to be connected and the outer internal threaded tube 4-1; when leakage occurs, the liquid will be concentrated into the monitoring tube 4-3 by the collecting tube 4-2, and the probe 4-4-1 of the water level monitor 4-4 will sense the presence of liquid, and the water level monitor 4-4 can give a prompt in time.

[0030] Compared with the prior art, the present invention has the following beneficial effects: 1. A fixing mechanism 2 is provided. The inserts 2-1 at both ends of the telescopic tube 1 are inserted into the cavity of the No. 1 connecting tube 2-2 through the annular groove 2-3. Under the action of the fixing glue 2-4, both ends of the telescopic tube 1 are sealed and connected to the No. 1 connecting tube 2-2 to avoid leakage at the connection of the telescopic tube 1. 2. A connecting mechanism 3 is provided. According to the size of the inner diameter of the required connecting pipe 5, the outer end pipe of the No. 2 connecting pipe 3-2 matching the inner diameter of the required connecting pipe 5 is selected, and the No. 2 connecting pipe 3-2 is sleeved on the threaded pipe 3-1 through a threaded connection. The outer diameter of the outer end pipe of the No. 2 connecting pipe 3-2 is inserted into the required connecting pipe 5 through a threaded connection to form a transition connection, which can adapt to pipes 5 of different diameters; 3. A monitoring mechanism 4 is provided. When leakage occurs, the liquid will be collected by the collecting tube 4-2 and collected in the monitoring tube 4-3. The probe 4-4-1 of the water level monitor 4-4 senses the presence of liquid. The water level monitor 4-4 can give prompts in time and repair the joint of the pipeline 5 in time to avoid greater losses. 4. A sealing piece 4-5 is provided, which can fit with the wall of the pipe 5 to be connected to prevent liquid from overflowing when leakage occurs.

[0031] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pipe joint provided with an anti-leakage structure, comprising a telescopic pipe (1); It is characterized in that It also contains: The fixing mechanism (2) is two in number and is respectively arranged on the left and right sides of the telescopic tube (1); the fixing mechanism (2) comprises: An insertion tube (2-1), wherein the insertion tube (2-1) is integrally formed with one end of the telescopic tube (1); A No. 1 connecting tube (2-2), wherein a cavity is provided on the annular wall of the No. 1 connecting tube (2-2), an annular groove (2-3) is provided on the side wall of the No. 1 connecting tube (2-2) opposite to the telescopic tube (1), and the inserting tube (2-1) is inserted into the annular groove (2-3); Connecting mechanisms (3), the number of the connecting mechanisms (3) being two, and each of which is connected to the fixing mechanism (2); Monitoring mechanisms (4), the number of the monitoring mechanisms (4) is two, and they are respectively arranged on the connecting mechanisms (3).

2. A pipe joint with an anti-leakage structure according to claim 1, characterized in that: The cavity of the No. 1 connecting tube (2-2) is filled with fixing glue (2-4), and the insertion tube (2-1) is inserted into the fixing glue (2-4).

3. A pipe joint with an anti-leakage structure according to claim 2, characterized in that: The outer end of the insertion tube (2-1) is integrally formed with a plurality of reinforcement rods (2-5), and the reinforcement rods (2-5) are inserted into the fixing glue (2-4).

4. A pipe joint with an anti-leakage structure according to claim 2, characterized in that: The four reinforcing toothed rings (2-6) are respectively arranged in pairs in the cavity of the No. 1 connecting pipe, and the reinforcing toothed rings (2-6) located in the same No. 1 connecting pipe (2-2) are respectively formed integrally with the inner and outer ring walls of the cavity of the No. 1 connecting pipe (2-2).

5. A pipe joint with an anti-leakage structure according to claim 2, characterized in that: The connecting mechanism (3) comprises: A threaded pipe (3-1), wherein the threaded pipe (3-1) is fixed to the right side of the first connecting pipe (2-2); A second connecting pipe (3-2), wherein the second connecting pipe (3-2) is sleeved on the threaded pipe (3-1) by means of a threaded connection, and the outer diameter of the outer end pipe of the second connecting pipe (3-2) is inserted into the required connecting pipe (5) by means of a threaded connection; A limiting ring (3-4), wherein the limiting ring (3-4) is sleeved and fixed on the outer end tube of the second connecting tube (3-2); No. 2 sealing ring (3-5) The No. 2 sealing ring (3-5) is fixed on the outer wall of the limiting ring (3-4), and the No. 2 sealing ring (3-5) is abutted against the required connecting pipe (5).

6. A pipe joint with an anti-leakage structure according to claim 5, characterized in that: A first sealing ring (3-3) is fixed to a side of the second connecting pipe (3-2) opposite to the first connecting pipe (2-2), and the first sealing ring (3-3) is disposed against the first connecting pipe (2-2).

7. The pipe joint with a leak-proof structure according to claim 5, characterized in that: The monitoring mechanism (4) mentioned above comprises: An internally threaded tube (4-1), wherein the number of the internally threaded tubes (4-1) is two, and the inner internally threaded tube (4-1) is screwed onto a first connecting tube (2-2) via a threaded connection; A collecting tube (4-2), wherein the collecting tube (4-2) is fixed between the two internally threaded tubes (4-1); the diameter of the collecting tube (4-2) is arranged from small to large from both ends to the middle; A monitoring tube (4-3), wherein the monitoring tube (4-3) is connected through the bottom of the collecting tube (4-2); A water level monitor (4-4) is fixed on the front side of a collecting tube (4-2), a probe (4-4-1) of the water level monitor (4-4) is inserted and fixed in the monitoring tube (4-3), and the water level monitor (4-4) has a built-in power supply and a signal transmitter.

8. A pipe joint with an anti-leakage structure according to claim 7, characterized in that: A plurality of closing plates (4-5) are respectively arranged in annular distribution on the pipes (5) to be connected, the cross section of the closing plates (4-5) is an "L"-shaped structure, and the closing plates (4-5) are connected to the outer internally threaded pipe (4-1) via a sinking bolt.

9. The pipe joint with an anti-leakage structure according to claim 7, characterized in that: A sealing gasket (4-6) is fixed on the inner ring wall of the closing plate (4-5), and the sealing gasket (4-6) is disposed against the pipeline (5) to be connected and the outer internally threaded pipe (4-1).

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