CN220488362U

CN220488362U - Pipeline tee joint connector

Info

Publication number: CN220488362U
Application number: CN202322155867.1U
Authority: CN
Inventors: 蒋干; 赵国忠; 俞淼
Original assignee: Zhejiang Qixin Pipe Industry Co ltd
Current assignee: Zhejiang Qixin Pipe Industry Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-02-13
Anticipated expiration: 2033-08-11

Abstract

The utility model discloses a pipeline three-way connecting piece, which comprises an outer shell, an inner shell, a top cover, two check blocks and two rotating rods, wherein the outer shell comprises a first pipeline port, a second pipeline port and a third pipeline port, the inner shell comprises a first valve port, a second valve port and a third valve port, the inner shell is arranged in the outer shell, the first pipeline port is communicated with the first valve port, the second pipeline port is communicated with the second valve port, the third pipeline port is communicated with the third valve port, the top cover is fixedly arranged at the top of the inner shell, the two rotating rods are rotationally connected to the top cover, the lower ends of the rotating rods are close to the inner bottom surface of the inner shell, the two check blocks are positioned in the inner shell, the two rotating rods respectively penetrate through the two check blocks, and the rotating rods drive the check blocks to ascend or descend.

Description

Pipeline tee joint connector

Technical Field

The utility model relates to the technical field of pipeline connection, in particular to a pipeline tee joint connector.

Background

In the prior art, a three-way pipeline is a connecting pipe for dividing one pipeline into two pipelines or combining two pipelines into one pipeline, and some three-way pipelines are provided with valves which can switch one pipeline to be communicated with two pipelines, but the three-way pipeline does not have the function of controlling the flow of the two pipelines respectively, so that a technical scheme is needed to solve the problems.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the pipeline tee joint connector aiming at the technical requirements.

In order to achieve the above purpose, the present utility model provides a three-way connecting piece for a pipeline, which is characterized in that: including shell body, interior casing, top cap, two dogs and two bull sticks, the shell body includes first, second, the pipeline mouth of pipeline mouth, third, the inner shell body includes first, second, the valve port of valve port, interior casing installs in the shell body, first intercommunication valve port of pipeline mouth, second intercommunication valve port of pipeline mouth, third intercommunication valve port of pipeline mouth, interior casing top fixed mounting top cap, two the bull stick rotates to be connected in the top cap, the bull stick lower extreme is close to interior bottom surface of inner shell, two the dog is located the inner shell, two the bull stick runs through two dogs respectively, the bull stick rotation drives the dog and rises or descends, two the dog corresponds valve port second and third respectively.

Further, when the two check blocks are located at the lowest point, the two check blocks are used for completely blocking the second valve port and the third valve port respectively, and when the two check blocks are located at the highest point, the two check blocks are completely separated from the second valve port and the third valve port respectively.

Further, the bull stick includes screw thread section and smooth section, the screw thread section is located inside the inner housing, smooth section is located screw thread section top, smooth section is the part that does not have the screw thread on the bull stick, smooth section is connected with the top cap rotation, dog and bull stick threaded connection.

Further, the top cover comprises two slotted holes, a retaining shoulder is arranged at the bottom of each slotted hole, a sealing ring and a bearing are installed in each slotted hole, the sealing ring is located between each retaining shoulder and each bearing, the rotating rod penetrates through each retaining shoulder, each sealing ring and each bearing, and the rotating rod is connected with the top cover through the corresponding bearing in a rotating mode.

Further, the center of the inner shell is provided with a center column, the side wall of the center column is provided with two guide strips, the outer side face of the stop block is attached to the side wall of the inner shell, the inner side face of the stop block is attached to the side wall of the center column, the inner side face of the stop block is provided with a guide groove, and the guide strips are located in the guide groove.

Further, the top cover comprises a limit column, the limit column is located at the center of the lower end face of the top cover, a limit groove is formed in the center of the top of the center column, the limit column and the center column are concentrically arranged, and when the top cover is connected with the inner shell, the limit column is located in the limit groove.

Further, the inner shell can rotate in the outer shell, a first sealing ring and a ring cover are arranged at the top of the outer shell, and the ring cover abuts against a pair of contact surfaces of the outer shell and the inner shell of the sealing ring to seal.

Further, the ring cover comprises a second fixing plate, the fixing plate is located at the top of the ring cover, the top cover comprises a plurality of first fixing plates, the first fixing plates are located on the upper end face of the top cover and are uniformly distributed in an annular shape, and the second fixing plates are fixedly connected with one of the first fixing plates through bolts.

Furthermore, the first pipeline opening, the second pipeline opening and the third pipeline opening are distributed annularly and uniformly, the second fixing plates correspond to the first pipeline opening in position, the number of the first fixing plates is three, and the positions of the three first fixing plates correspond to the first valve port, the second valve port and the third valve port respectively.

Further, the handle is fixedly arranged on the upper end face of the top cover, the swivel is arranged at the upper end of the rotating rod, and the position of the handle is higher than that of the swivel.

Compared with the related art, the three-way connecting piece for the pipeline has the following beneficial effects:

1. according to the utility model, the two-port and the three-port are respectively provided with the lifting stop block, medium enters the inner shell from the first port, the stop block is lifted or lowered by rotating the rotating rod, and the opening and closing sizes of the second port and the third port are controlled, so that the flow direction of medium in the inner shell to the second port and the third port is controlled, and the flow control of the three-way pipeline to the diversion pipeline is realized.

2. The utility model has the advantages that the outer shell is fixed, the inner shell can rotate, and the corresponding relation between the pipeline opening I, the pipeline opening II and the pipeline opening III and the valve opening I, the valve opening II and the valve opening III is changed by rotating the inner shell, so that the directions of a main flow pipeline and a shunt pipeline can be changed, and the utility model is applicable to various three-way flow directions.

Drawings

Fig. 1 is a perspective view of the present embodiment.

Fig. 2 is an exploded perspective view of the present embodiment.

Fig. 3 is a perspective sectional view of the present embodiment.

Fig. 4 is a sectional view of the present embodiment.

Fig. 5 is a perspective view of the outer housing in this embodiment.

Fig. 6 is a perspective view of the inner housing in the present embodiment.

Fig. 7 is a perspective view of the rotating rod and the stopper in the present embodiment.

Fig. 8 is a perspective view of the top cover in the present embodiment.

Reference numerals in the drawings: 1. an outer housing; 11. pipeline I; 12. pipeline II; 13. pipeline port three; 14. a first seal groove; 2. an inner housing; 21. a valve port I; 22. a second valve port; 23. a valve port III; 24. a center column; 241. a guide bar; 242. a limit groove; 25. sealing grooves II; 3. a top cover; 31. a limit column; 32. a slot hole; 321. a shoulder; 33. a first fixing plate; 34. a bearing; 35. a seal ring; 4. a ring cover; 41. a second fixing plate; 411. a bolt; 5. a stop block; 51. a guide groove; 6. a rotating rod; 61. a threaded section; 62. a smoothing section; 63. a swivel; 7. a handle; 8. a first sealing ring; 9. and a second sealing ring.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Exemplary embodiments of the present utility model are illustrated in the accompanying drawings.

As shown in fig. 1-8, this embodiment discloses a three-way connecting piece for pipelines, which comprises an outer shell 1, an inner shell 2, a top cover 3, two stop blocks 5 and two rotating rods 6, the outer shell 1 comprises a first pipeline port 11, a second pipeline port 12 and a third pipeline port 13, the first pipeline port 11, the second pipeline port 12 and the third pipeline port 13 are uniformly distributed on the side peripheral surface of the outer shell 1 in a ring shape, the lower part of the outer shell 1 is hemispherical, the inner shell 2 is convenient to rotate, the inner shell 2 comprises a first valve port 21, a second valve port 22 and a third valve port 23, the inner shell 2 is installed in the outer shell 1, the inner shell 2 can rotate in the outer shell 1, the first pipeline port 11 is communicated with the first valve port 21, the second pipeline port 12 is communicated with the second valve port 22, the third pipeline port 13 is communicated with the third valve port 23, the top of the inner shell 2 is fixedly installed on the top cover 3, a second sealing groove 25 is arranged on the top of the inner shell 2, a second sealing ring 9 is installed in the second sealing groove 25, the inner shell 2 is in sealing connection with the top cover 3 in a sealing way, a first sealing groove 14 is arranged on the top of the outer shell 1, a first sealing ring 8 is installed in the sealing groove 14, a first sealing ring 4 is installed on the top of the outer shell 1, a first sealing ring cover 4 is installed on the top of the outer shell 1, the first sealing ring 2 and the first sealing ring 2 is in the sealing ring 2 is in contact with the top cover 3 and the first sealing ring 2 is in sealing ring 3.

More preferably, the ring cover 4 comprises a second fixing plate 41, the second fixing plate 41 is positioned at the top of the ring cover 4, the top cover 3 comprises a plurality of first fixing plates 33, the plurality of first fixing plates 33 are positioned on the upper end face of the top cover 3, the plurality of first fixing plates 33 are uniformly distributed in an annular shape, the second fixing plates 41 are fixedly connected with one of the first fixing plates 33 through bolts 411, the first pipeline opening 11, the second pipeline opening 12 and the third pipeline opening 13 are uniformly distributed in an annular shape, the second fixing plates 41 correspond to the first pipeline opening 11 in position, the number of the first fixing plates 33 is three, the positions of the three first fixing plates 33 correspond to the first valve opening 21, the second valve opening 22 and the third valve opening 23 respectively, when the first valve opening 21 corresponds to the first pipeline opening 11, the second fixing plates 41 fix the first fixing plates 33 corresponding to the first valve opening 21, when the first valve opening 21 corresponds to the second pipeline opening 12, the second fixing plates 41 fix the first fixing plates 33 corresponding to the second valve opening 22, and the first fixing plates 33 are fixedly connected with the first fixing plates 33 and the second fixing plates 41, so that the inner shell 2 can be prevented from being pushed by inner shell 2 to rotate and pass through medium.

The bull stick 6 includes screw thread section 61 and smooth section 62, screw thread section 61 is located inside the inner housing 2, smooth section 62 is located screw thread section 61 top, smooth section 62 is the part that does not have the screw thread on the bull stick 6, top cap 3 includes two slotted holes 32, the slotted hole 32 bottom is equipped with keeps off the shoulder 321, install sealing ring 35 and bearing 34 in the slotted hole 32, sealing ring 35 is located between keeping off shoulder 321 and bearing 34, smooth section 62 of bull stick 6 runs through keeping off shoulder 321, sealing ring 35, bearing 34, bull stick 6 passes through bearing 34 rotation and connects top cap 3, sealing ring 35 receives bearing 34 and keeps off shoulder 321's the pressure to seal up the smooth section 62 of pivot, prevent the medium flow direction outside in the inner housing 2.

The screw thread section 61 is positioned below the shoulder 321, the lower end of the rotating rod 6 is close to the inner bottom surface of the inner shell 2, the two baffle blocks 5 are positioned in the inner shell 2, the two rotating rods 6 respectively penetrate through the two baffle blocks 5, the baffle blocks 5 are in threaded connection with the rotating rod 6, the center of the inner shell 2 is provided with a center column 24, the side wall of the center column 24 is provided with two guide strips 241, the guide strips 241 extend along the height direction of the center shaft, the outer side surface of the baffle blocks 5 is attached to the side wall of the inner shell 2, the inner side surface of the baffle blocks 5 is attached to the side wall of the center column 24, the inner side surface of the baffle blocks 5 is provided with guide grooves 51, the guide strips 241 are positioned in the guide grooves 51, when the rotating rod 6 rotates, the baffle blocks 5 are limited by the guide grooves 51 and the guide strips 241 and can only move up and down along the rotating shaft, the two check blocks 5 correspond to the second valve port 22 and the third valve port 23 respectively, the width of the outer side surface of the check block 5 is larger than the diameters of the second valve port 22 and the third valve port 23, when the two check blocks 5 are located at the lowest point, the two check blocks 5 are used for completely blocking the second valve port 22 and the third valve port 23 respectively, the rotating rod 6 rotates to drive the check blocks 5 to ascend, the opening sizes of the second valve port 22 and the third valve port 23 are adjusted through ascending and descending, the sizes of the two valve ports can be changed respectively, accordingly the flow of two pipelines communicated with the second valve port 22 and the third valve port 23 is changed, when the two check blocks 5 are located at the highest point, the two check blocks 5 are completely separated from the second valve port 22 and the third valve port 23 respectively, and at the moment, the flow of the second valve port 22 and the third valve port 23 is maximum.

More preferably, the top cover 3 includes a limit post 31, the limit post 31 is located at the center of the lower end surface of the top cover 3, a limit groove 242 is formed in the center of the top of the center post 24, the limit post 31 and the center post 24 are concentrically arranged, when the top cover 3 is connected with the inner shell 2, the limit post 31 is located in the limit groove 242, when the top cover 3 is installed, the limit post 31 is inserted into the limit groove 242, and when the top cover 3 is installed, the top cover 3 is assisted in positioning installation.

The swivel 63 is installed at the top of the swivel rod 6, the swivel 63 is arranged to facilitate rotating the swivel rod 6, the height of the swivel 63 is lower than that of the handle 7, and interference between the handle 7 and the swivel 63 is avoided.

In this embodiment, the inlet pipeline of the medium can be selected first, for example, the second pipeline is set as the inlet pipeline, then the inner housing 2 is rotated to align the first valve port 21 with the second pipeline, the second fixing plate 41 and the first fixing plate 33 corresponding to the third valve port 23 are locked by the bolt 411, so that the inner housing 2 is fixed with the outer housing 1, at this time, the first pipeline port 11 and the third pipeline port 13 are the diversion pipeline, and the two stoppers 5 can control the medium flows of the first pipeline port 11 and the third pipeline port 13 respectively.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pipeline tee bend connecting piece, its characterized in that: including shell body (1), inner shell body (2), top cap (3), two dog (5) and two bull stick (6), shell body (1) is including pipeline mouth one (11), pipeline mouth two (12), pipeline mouth three (13), inner shell body (2) are including valve port one (21), valve port two (22), valve port three (23), inner shell body (2) are installed in shell body (1), pipeline mouth one (11) intercommunication valve port one (21), pipeline mouth two (12) intercommunication valve port two (22), pipeline mouth three (13) intercommunication valve port three (23), inner shell body (2) top fixed mounting top cap (3), two bull stick (6) rotate and connect in top cap (3), bull stick (6) lower extreme is close to inner shell body (2) interior bottom surface, and two dog (5) are located inner shell body (2), and two bull stick (6) run through two dog (5) respectively, bull stick (6) rotate and drive dog (5) and rise or descend, two dog (5) correspond valve port two (23) respectively.

2. A piping tee joint according to claim 1, wherein: when the two check blocks (5) are positioned at the lowest point, the two check blocks (5) are used for completely blocking the valve port II (22) and the valve port III (23) respectively, and when the two check blocks (5) are positioned at the highest point, the two check blocks (5) are completely separated from the valve port II (22) and the valve port III (23) respectively.

3. A piping tee joint according to claim 1, wherein: the rotary rod (6) comprises a threaded section (61) and a smooth section (62), the threaded section (61) is located inside the inner shell (2), the smooth section (62) is located above the threaded section (61), the smooth section (62) is a part of the rotary rod (6) without threads, the smooth section (62) is rotationally connected with the top cover (3), and the stop block (5) is in threaded connection with the rotary rod (6).

4. A piping tee joint according to claim 1, wherein: the top cover (3) comprises two slotted holes (32), a blocking shoulder (321) is arranged at the bottom of each slotted hole (32), a sealing ring (35) and a bearing (34) are installed in each slotted hole (32), the sealing ring (35) is located between each blocking shoulder (321) and each bearing (34), the rotating rod (6) penetrates through each blocking shoulder (321), each sealing ring (35) and each bearing (34), and the rotating rod (6) is connected with the top cover (3) in a rotating mode through the corresponding bearing (34).

5. A piping tee joint according to claim 1, wherein: the inner shell is characterized in that a center column (24) is arranged at the center of the inner shell (2), two guide strips (241) are arranged on the side wall of the center column (24), the outer side face of the stop block (5) is attached to the side wall of the inner shell (2), the inner side face of the stop block (5) is attached to the side wall of the center column (24), a guide groove (51) is formed in the inner side face of the stop block (5), and the guide strips (241) are located in the guide groove (51).

6. A piping tee joint according to claim 5, wherein: the top cover (3) comprises a limiting column (31), the limiting column (31) is located at the center of the lower end face of the top cover (3), a limiting groove (242) is formed in the center of the top of the center column (24), the limiting column (31) and the center column (24) are concentrically arranged, and when the top cover (3) is connected with the inner shell (2), the limiting column (31) is located in the limiting groove (242).

7. A piping tee joint according to claim 1, wherein: the inner shell (2) can rotate inside the outer shell (1), a first sealing ring (8) and a ring cover (4) are arranged at the top of the outer shell (1), and the ring cover (4) abuts against the first sealing ring (8) to seal the contact surface of the outer shell (1) and the inner shell (2).

8. A piping tee joint according to claim 7, wherein: the ring cover (4) comprises a second fixing plate (41), the second fixing plate (41) is located at the top of the ring cover (4), the top cover (3) comprises a plurality of first fixing plates (33), the first fixing plates (33) are located on the upper end face of the top cover (3), the first fixing plates (33) are uniformly distributed in a ring shape, and the second fixing plates (41) are fixedly connected with one of the first fixing plates (33) through bolts (411).

9. A piping tee joint according to claim 8, wherein: the first pipeline opening (11), the second pipeline opening (12) and the third pipeline opening (13) are distributed annularly and uniformly, the second fixing plates (41) correspond to the first pipeline opening (11), the number of the first fixing plates (33) is three, and the positions of the three first fixing plates (33) correspond to the first valve port (21), the second valve port (22) and the third valve port (23) respectively.

10. A piping tee joint according to claim 1, wherein: the handle (7) is fixedly arranged on the upper end face of the top cover (3), the swivel (63) is arranged at the upper end of the rotating rod (6), and the position of the handle (7) is higher than that of the swivel (63).