Three-way PVC pipe stable in connection

Abstract

The utility model relates to the technical field of pipes, and discloses a three-way PVC pipe stable in connection, which comprises a three-way pipe body, a first joint is arranged at the bottom end of the three-way pipe body, and a second joint is arranged on the left side of the three-way pipe body. When the stably-connected three-way PVC pipe is installed and used through a PVC three-way pipe, rubber pipeline joints can be fixedly installed and connected to the bottom end of a first joint, the left side of a second joint and the right side of a third joint through a second connecting flange plate, a connecting nut and a connecting bolt; then the first connecting flange plate and an external pipeline are installed and connected, through the arranged rubber pipeline connector, the external pipeline and the three-way pipe can be installed in a flexible connection state, certain displacement and vibration of the pipeline can be absorbed, and the stability of the PVC three-way pipe during connection and use is improved; the problem that the connecting and using stability of three-way pipes is poor is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipes, in particular to a three-way PVC pipe with stable connection. Background Art

[0002] Tee, also known as pipe tee, tee pipe fitting and tee joint, has three openings, namely one inlet and two outlets, or two inlets and one outlet. It has T-shaped and Y-shaped shapes. It is mainly used to change the direction of fluid. It is mostly installed and used at the confluence of three identical or different pipelines. It can be divided into PVC, cast steel and stainless steel according to the material. Among them, PVC tee pipe is widely used because of its light weight, durability, and resistance to rust and corrosion.

[0003] However, when the three-way PVC pipe is used to connect pipelines, the pipeline and the three-way pipe are mostly directly rigidly fixed. When the pipeline is displaced and shaken, it is easy to cause deformation and rupture at the connection between the three-way pipe and the pipeline, causing damage to the three-way pipe and scrapping. The connection stability is poor and there are shortcomings.

[0004] Now, a new type of three-way PVC pipe with stable connection is proposed to solve the above-mentioned shortcomings. Utility Model Content

[0005] The utility model aims to provide a three-way PVC pipe with stable connection, so as to solve the problem of poor stability in the connection of the three-way pipe proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a three-way PVC pipe with a stable connection, comprising a three-way pipe body, a first joint is arranged at the bottom end of the three-way pipe body, a second joint is arranged at the left side of the three-way pipe body, a third connecting head is arranged at the right side of the three-way pipe body, a third connecting flange is fixedly connected to the bottom end of the first joint, the left side of the second joint and the right side of the third connecting head respectively, a rubber pipe joint is arranged on the left side of the third connecting flange, and a first connecting flange is arranged on the left side of the rubber pipe joint, a second connecting flange is arranged on the right side of the rubber pipe joint, a connecting bolt is arranged on the right side of the third connecting flange, and a connecting nut is arranged on the left side of the second connecting flange.

[0007] Preferably, the rubber pipe joint is connected to the inside of the first joint, the second joint and the third connector respectively.

[0008] Preferably, the left side of the connecting bolt passes through the interior of the third connecting flange and the second connecting flange respectively, the connecting nut is threadedly connected to the outside of the connecting bolt, and six groups of connecting bolts are arranged in a ring at equal intervals on the right side of the third connecting flange.

[0009] Preferably, the top of the first joint, the right side of the second joint and the left side of the third joint are respectively fixedly connected with fixed heads, and the bottom end and the inside of the two sides of the three-way tube body are respectively provided with connecting grooves for cooperating with the fixed heads, the outside of the fixed heads is sleeved with a sealing gasket, and the outsides of the first joint, the second joint and the third joint are fixed with disassembly rings.

[0010] Preferably, the first connector, the second connector and the third connector are respectively connected to the interior of the three-way pipe body.

[0011] Preferably, the exterior of the fixing head is provided with an external thread, and the interior of the connecting groove is provided with an internal thread matching the external thread.

[0012] Preferably, connecting seats are fixed on both sides of the top end of the three-way tube body, and a fixing cover is provided on the top end of the outside of the three-way tube body.

[0013] Preferably, fixing bolts are respectively provided through the interior of both sides of the top of the fixing cover, and threaded holes for fitting with the fixing bolts are provided inside the top of the connecting seat.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the three-way PVC pipe with stable connection not only improves the connection stability of the three-way pipe during installation and use, facilitates the maintenance of the three-way pipe connection assembly, but also facilitates the protection of the outside of the three-way pipe;

[0015] (1) By providing a first joint, a second joint, a third connection head, a first connection flange, a rubber pipe joint, a second connection flange, a connection nut, a third connection flange and a connection bolt, when the PVC three-way pipe is installed and used, the rubber pipe joint can be used to respectively use the second connection flange, the connection nut and the connection bolt to fix and connect the bottom end of the first joint, the left side of the second joint and the right side of the third connection head, and then the first connection flange is used to install and connect with the external pipe. The rubber pipe joint can be used to make the external pipe and the three-way pipe installed in a flexible connection state, which can absorb certain displacement and vibration of the pipe and improve the stability of the PVC three-way pipe when connected and used;

[0016] (2) By providing a first joint, a tee pipe body, a second joint, a third connector, a disassembly ring, a fixed head, a connection groove and a sealing gasket, when the tee PVC pipe is used, the three groups of interface positions are respectively fixedly installed and connected to the tee pipe body through the fixed head and the connection groove. The detachable interface structure can be replaced separately when the interface position is damaged, thereby reducing the use and maintenance cost of the tee pipe and facilitating the maintenance of the tee pipe connection assembly;

[0017] (3) By providing a three-way pipe body, a fixing cover, a connecting seat and fixing bolts, when the three-way PVC pipe is used, the fixing cover can be inserted downwardly on the outside of the three-way pipe body, and fixing bolts are used on both sides of the top of the fixing cover to penetrate the inside of the top of the fixing cover and screwed into the corresponding threaded holes, and then the fixing cover can be installed and fixed on the outside of the three-way pipe body. The fixed cover can be used to protect the outside of the three-way pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the side structure of the third connecting flange of the utility model;

[0020] Figure 3 This is a schematic diagram of the top view of the connector of the utility model;

[0021] Figure 4 It is a side-view enlarged structural schematic diagram of the fixed cover of the utility model.

[0022] In the figure: 1. first joint; 2. three-way pipe body; 3. second joint; 4. first connecting flange; 5. rubber pipe joint; 6. second connecting flange; 7. connecting nut; 8. third connecting flange; 9. connecting bolt; 10. fixing cover; 11. connecting seat; 12. fixing bolt; 13. threaded hole; 14. third connecting head; 15. disassembly ring; 16. fixing head; 17. connecting groove; 18. sealing gasket. DETAILED DESCRIPTION

[0023] 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.

[0024] Example 1: Please refer to Figure 1-4A three-way PVC pipe with stable connection includes a three-way pipe body 2, a first joint 1 is arranged at the bottom end of the three-way pipe body 2, a second joint 3 is arranged on the left side of the three-way pipe body 2, a third connector 14 is arranged on the right side of the three-way pipe body 2, a third connecting flange 8 is fixedly connected to the bottom end of the first connector 1 and the left side of the second connector 3 and the right side of the third connector 14, a rubber pipe joint 5 is arranged on the left side of the third connecting flange 8, and a first connecting flange 4 is arranged on the left side of the rubber pipe joint 5, a second connecting flange 6 is arranged on the right side of the rubber pipe joint 5, a connecting bolt 9 is arranged on the right side of the third connecting flange 8, and a connecting nut 7 is arranged on the left side of the second connecting flange 6;

[0025] The rubber pipe joint 5 is connected to the inside of the first joint 1, the second joint 3 and the third connector 14 respectively, the left side of the connecting bolt 9 passes through the inside of the third connecting flange 8 and the second connecting flange 6 respectively, the connecting nut 7 is threadedly connected to the outside of the connecting bolt 9, and the connecting bolt 9 is arranged in six groups at equal intervals in a ring on the right side of the third connecting flange 8;

[0026] Specifically, Figure 1 and Figure 2 As shown, the rubber pipe joint 5 can be used to fix and connect the bottom end of the first joint 1, the left side of the second joint 3 and the right side of the third connector 14 using the second connecting flange 6, the connecting nut 7 and the connecting bolt 9, and then the first connecting flange 4 is used to install and connect with the external pipe. By setting the rubber pipe joint 5, the external pipe and the three-way pipe can be installed in a flexible connection state, which can absorb a certain displacement and vibration of the pipe, improve the stability of the PVC three-way pipe connection during use, and the three-way pipe body 2 made of PVC material also has the characteristic of resisting chemical corrosion, and is more stable to use.

[0027] Embodiment 2: The top of the first joint 1, the right side of the second joint 3 and the left side of the third connector 14 are respectively fixedly connected with a fixing head 16, the bottom end and the inside of both sides of the three-way tube body 2 are respectively provided with a connecting groove 17 which is installed in cooperation with the fixing head 16, the outside of the fixing head 16 is sleeved with a sealing gasket 18, the outside of the first joint 1, the second joint 3 and the third connector 14 are fixed with a disassembly ring 15, the first joint 1, the second joint 3 and the third connector 14 are respectively connected with the inside of the three-way tube body 2, the outside of the fixing head 16 is provided with an external thread, and the inside of the connecting groove 17 is provided with an internal thread which matches the external thread;

[0028] Specifically, Figure 1-Figure 3 As shown, the three groups of interface positions are fixedly connected to the three-way pipe body 2 through the fixing head 16 and the connecting groove 17 respectively. The detachable interface structure can be disassembled, replaced and maintained separately when the interface position is damaged.

[0029] Embodiment 3: A connection seat 11 is fixed to both sides of the top of the three-way pipe body 2, a fixing cover 10 is provided at the top of the outside of the three-way pipe body 2, fixing bolts 12 are respectively penetrated inside the top of both sides of the fixing cover 10, and a threaded hole 13 for matching with the fixing bolt 12 is opened inside the top of the connection seat 11;

[0030] Specifically, Figure 1 and Figure 4 As shown, the fixing cover 10 can be inserted downwardly outside the three-way pipe body 2, and the fixing bolts 12 are respectively used on both sides of the top of the fixing cover 10 to penetrate the interior of the top of the fixing cover 10 and screwed into the threaded holes 13 accordingly. Then, the fixing cover 10 can be installed and fixed on the outside of the three-way pipe body 2 to protect the outside of the three-way pipe.

[0031] Working principle: When the utility model is installed and used, the rubber pipe joint 5 can be respectively connected to the bottom of the first joint 1, the left side of the second joint 3 and the right side of the third connector 14 by using the second connecting flange 6, the connecting nut 7 and the connecting bolt 9, and then the first connecting flange 4 is used to install and connect with the external pipe. The rubber pipe joint 5 can be installed in a flexible connection state between the external pipe and the three-way pipe, which can absorb certain displacement and vibration of the pipe. At the same time, when the three-way PVC pipe is used, the three groups of interface positions are It is fixedly installed and connected to the three-way pipe body 2 through the fixing head 16 and the connecting groove 17 respectively. The detachable interface structure can be disassembled, replaced and maintained separately when the interface position is damaged. When the three-way PVC pipe is in use, the fixing cover 10 can be inserted downwardly to the outside of the three-way pipe body 2, and the fixing bolts 12 are used on both sides of the top of the fixing cover 10 to penetrate the inside of the top of the fixing cover 10 and screwed into the threaded holes 13 accordingly. Then, the fixing cover 10 can be installed and fixed on the outside of the three-way pipe body 2 to protect the outside of the three-way pipe.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A three-way PVC pipe with stable connection, comprising a three-way pipe body (2), characterized in that: A first joint (1) is provided at the bottom end of the three-way pipe body (2), a second joint (3) is provided on the left side of the three-way pipe body (2), a third connector (14) is provided on the right side of the three-way pipe body (2), a third connecting flange (8) is fixedly connected to the bottom end of the first joint (1), the left side of the second joint (3) and the right side of the third connector (14), respectively, a rubber pipe joint (5) is provided on the left side of the third connecting flange (8), a first connecting flange (4) is provided on the left side of the rubber pipe joint (5), a second connecting flange (6) is provided on the right side of the rubber pipe joint (5), a connecting bolt (9) is provided on the right side of the third connecting flange (8), and a connecting nut (7) is provided on the left side of the second connecting flange (6).

2. The three-way PVC pipe with stable connection according to claim 1, characterized in that: The rubber pipe joint (5) is respectively connected to the interior of the first joint (1), the second joint (3) and the third connector (14).

3. The three-way PVC pipe with stable connection according to claim 1, characterized in that: The left side of the connecting bolt (9) passes through the inside of the third connecting flange (8) and the second connecting flange (6) respectively, and the connecting nut (7) is threadedly connected to the outside of the connecting bolt (9). Six groups of the connecting bolts (9) are arranged in a circular manner at equal intervals on the right side of the third connecting flange (8).

4. The three-way PVC pipe with stable connection according to claim 1, characterized in that: The top of the first joint (1), the right side of the second joint (3) and the left side of the third joint (14) are respectively fixedly connected with a fixing head (16); the bottom end and the inside of both sides of the three-way pipe body (2) are respectively provided with a connecting groove (17) for mounting with the fixing head (16); the outside of the fixing head (16) is sleeved with a sealing gasket (18); and the outsides of the first joint (1), the second joint (3) and the third joint (14) are fixed with a disassembly ring (15).

5. The three-way PVC pipe with stable connection according to claim 1, characterized in that: The first joint (1), the second joint (3) and the third connector (14) are respectively connected to the interior of the three-way pipe body (2).

6. The three-way PVC pipe with stable connection according to claim 4, characterized in that: The fixing head (16) is provided with an external thread on the outside, and the connecting groove (17) is provided with an internal thread matching the external thread on the inside.

7. The three-way PVC pipe with stable connection according to claim 1, characterized in that: Connecting seats (11) are respectively fixed on both sides of the top end of the three-way pipe body (2), and a fixing cover (10) is provided on the top end of the outside of the three-way pipe body (2).

8. The three-way PVC pipe with stable connection according to claim 7, characterized in that: Fixing bolts (12) are respectively provided through the interior of both sides of the top of the fixing cover (10), and threaded holes (13) for fitting with the fixing bolts (12) are provided inside the top of the connecting seat (11).

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