CN218935375U

CN218935375U - Three-way pipe

Info

Publication number: CN218935375U
Application number: CN202223501483.2U
Authority: CN
Inventors: 杨月洁
Original assignee: Zhejiang Good Fittings Co ltd
Current assignee: Zhejiang Good Fittings Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-28
Anticipated expiration: 2032-12-22

Abstract

The application relates to the technical field of pipe fitting, discloses a three-way pipe, it is including being responsible for, the intercommunication sets up in two spinal branch pipes of being responsible for the lateral wall, every all be formed with the runner that is used for supplying the liquid circulation between branch pipe and the person in charge, be provided with the piece of opening and close that is used for opening and close the runner in the branch pipe, the piece of opening and close including rotating the separation blade that sets up in the branch pipe, connect pivot on the separation blade, can dismantle the dwang that sets up in pivot keep away from separation blade one side, the pivot rotates and wears to locate in the pipe wall of branch pipe, the dwang is located the outside of branch pipe, the separation blade can turn to and open or seal the state of runner. The flow channel in the different branch pipes of this application accessible piece control of opening and close to the flow direction of liquid in the main pipe is selected according to the demand, and the practicality is strong.

Description

Three-way pipe

Technical Field

The application relates to the technical field of pipe fittings, in particular to a three-way pipe.

Background

The tee pipe is one of the types of pipeline connecting pieces and is usually arranged at the joint of three pipelines, and the tee pipe is used for changing the transmission direction of fluid.

In the related art, chinese patent with publication number CN204114422U discloses a three-way pipe structure, which is composed of a main pipe and a branch pipe, the branch pipe includes a left branch pipe and a right branch pipe, a transition platform located under the main pipe is disposed between the left branch pipe and the right branch pipe, and the transition platform is connected with the branch pipe through a snap ring. When the liquid of the main pipe liquid inlet vertically impacts the branch pipe, the transition platform plays a role in transition buffering, so that the flow velocity loss and the impact of the liquid on the branch pipe are reduced, and the noise is reduced.

In carrying out the present application, the inventors have found that this technique has at least the following problems: the three-way pipe structure only has a single communication state when in use, after liquid flows into the main pipe, the liquid can only synchronously flow to the left branch pipe and the right branch pipe, and the flow direction of the liquid cannot be selected according to the requirements, so that the improvement is needed.

Disclosure of Invention

In order to select the flow direction of liquid in the main pipe according to the requirement, the application provides a three-way pipe.

The three-way pipe provided by the application adopts the following technical scheme:

the utility model provides a three-way pipe, includes to be responsible for, communicates and set up in two branch pipes of being responsible for the lateral wall, every all be formed with the runner that is used for supplying the liquid circulation between branch pipe and the person in charge, be provided with the piece of opening and close that is used for opening and close the runner in the branch pipe, the piece of opening and close including rotating the separation blade that sets up in the branch pipe, connect pivot on the separation blade, can dismantle the dwang that sets up in pivot keep away from separation blade one side, the pivot rotates and wears to locate in the pipe wall of branch pipe, the dwang is located the outside of branch pipe, the separation blade can rotate to open or seal the state of runner.

By adopting the technical scheme, when the three-way pipe is arranged on a pipeline, the opening and closing piece can be used for controlling the opening and closing of the runner to conduct or cut off the flow path of liquid. When the opening and closing parts in the two branch pipes are closed on the flow channel, the liquid in the main pipe cannot flow out through the branch pipes; when the opening and closing parts in the two branch pipes are opened in the flow channel, the liquid in the main pipe can synchronously flow out of the two branch pipes; when the opening and closing piece in one branch pipe is opened in the flow channel and the opening and closing piece in the other branch pipe is closed in the flow channel, the liquid in the main pipe can only flow out from the branch pipe with the flow channel opened. When in actual use, operators can control the working states of the opening and closing parts in different branch pipes according to requirements, so that the flow direction of liquid in the main pipe is changed, and the practicability is high.

When the flow passage is controlled to be opened and closed, the rotating rod is rotated, and the rotating shaft drives the baffle to rotate relative to the branch pipe, so that the baffle opens or closes the flow passage, and the flow passage is simple in structure and convenient to operate. The opening and closing piece for controlling the opening and closing of the runner is directly arranged in the branch pipe, and compared with the mode of additionally arranging a valve in a pipeline, the opening and closing piece for controlling the opening and closing of the runner is few in construction parts and simple and convenient to assemble.

Optionally, a non-circular driving block is fixed on one side of the rotating rod, which faces the rotating shaft, and a driving groove which is in plug-in connection with the driving block is formed on the side surface, away from the baffle, of the rotating shaft.

Through adopting above-mentioned technical scheme, when the drive piece inserts and locates the drive slot, the dwang is connected in the pivot. Because the driving block is non-circular, when the rotating rod is stressed to rotate, the rotating shaft can drive the baffle to synchronously rotate, so that an operator can conveniently rotate the baffle outside the branch pipe. After the separation blade rotates in place, if need not use the dwang, or need reduce the risk that makes the separation blade position change because of the mistake touches the dwang, operating personnel can pull out the dwang to the one side that keeps away from the branch pipe to split dwang and pivot, easy dismounting.

Optionally, a clamping block capable of generating elastic deformation is arranged on the side wall of the driving block, and a clamping groove matched with the clamping block in a clamping manner is formed in the groove wall of the driving groove.

Through adopting above-mentioned technical scheme, when the drive block inlays and locates the drive slot, the fixture block card is established in the draw-in groove, helps improving the dwang and connects stability when the pivot for the dwang is difficult for separating with the pivot.

Optionally, a stop block is fixedly arranged on one side of the rotating rod, facing the branch pipe, a first stop groove in plug-in fit with the stop block is formed in the outer wall of the branch pipe, and the distance between the first stop groove and the central axis of the rotating shaft is equal to the distance between the stop block and the central axis of the rotating shaft; when the stop block is embedded into the first stop groove, the stop piece is in a state of closing the flow passage.

Through adopting above-mentioned technical scheme, when the separation blade rotates to the state of closed runner, the stop aligns with first stop groove, and operating personnel can imbed the stop in the first stop groove this moment to utilize the cell wall in first stop groove to hinder the stop to rotate, thereby lock the separation blade in the state that the runner was closed, in order to avoid the separation blade to open the runner under the liquid impact effect.

Optionally, a second stop groove in plug-in fit with the stop block is formed in the outer wall of the branch pipe, and the distance between the second stop groove and the central axis of the rotating shaft is equal to the distance between the stop block and the central axis of the rotating shaft; when the stop block is embedded into the second stop groove, the stop piece is in a state of opening the flow passage.

By adopting the technical scheme, an operator can embed the stop block into the second stop groove so as to prevent the stop block from rotating by using the groove wall of the second stop groove, thereby positioning the baffle plate in a state that the flow passage is opened so as to prevent the baffle plate from closing the flow passage under the action of liquid impact.

Optionally, two limiting blocks are distributed on the inner wall of the branch pipe along the circumferential direction, and the distance between the two limiting blocks along the axial direction of the branch pipe is not smaller than the thickness of the baffle plate; when the baffle plate rotates to align the stop block with the first stop groove, the two stop blocks are respectively abutted against two opposite sides of the baffle plate.

Through adopting above-mentioned technical scheme, when separation blade and stopper butt, the runner is in confined state, and the stopper can hinder the separation blade to continue to rotate this moment to avoid the separation blade to be rotated by the transition and make the runner open, simple structure, spacing effectual, the operating personnel of being convenient for accurately judge whether the runner is sealed in the branch outside.

Optionally, the circumference lateral wall of separation blade has seted up and has connected the screw, the circumference lateral wall of pivot be equipped with connect screw thread complex external screw thread.

Through adopting above-mentioned technical scheme, pivot threaded connection is on the separation blade, after the separation blade damages, can demolish the three-way pipe from the pipeline earlier, and the control separation blade is motionless again, and with pivot unscrew separation blade, the separation blade no longer receives the restriction of pivot and can follow the opening of branch pipe and shift out to the separation blade is torn open alone.

Optionally, the circumference lateral wall of separation blade is provided with elastic sealing gasket, offer on the sealing gasket with connect the hole of stepping down of screw alignment, the internal diameter of stepping down the hole is greater than the diameter of pivot.

Through adopting above-mentioned technical scheme, when the separation blade seals the runner, sealed pad butt plays the effect of reinforcing the branch pipe leakproofness when the runner seals between the pipe wall of separation blade and branch pipe for liquid is difficult for flowing out through the clearance of separation blade and branch pipe.

Optionally, a mounting hole for the rotation of the rotary shaft is formed in the wall of the branch pipe, and a rubber ring is arranged between the hole wall of the mounting hole and the rotary shaft in a butt joint manner.

Through adopting above-mentioned technical scheme, the clearance that the pore wall that the rubber circle can reduce pivot and mounting hole formed for liquid is difficult for oozing through above-mentioned clearance, helps further improving the leakproofness of branch pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. because the branch pipe is provided with the opening and closing piece for opening and closing the flow passage, when the three-way pipe is arranged on a pipeline, an operator can open or close the flow passage by controlling the working state of the opening and closing piece, so that the flow direction of liquid in the main pipe is changed according to the requirement;

2. when the stop block is embedded in the first stop groove, the stop piece is in a state of closing the flow passage; when the stop block is embedded in the second stop groove, the stop piece is in a state of opening the flow passage, and the stop block is matched with the first stop groove or the second stop groove, so that the stability of the stop piece is improved;

3. when the flow channel is closed, the sealing gasket is arranged between the baffle and the pipe wall of the branch pipe in an abutting manner and is used for blocking liquid from flowing along the gap between the baffle and the branch pipe; the rubber ring is arranged between the rotating shaft and the hole wall of the mounting hole in a butt mode and used for blocking liquid from flowing along the gap between the rotating shaft and the branch pipe, and the sealing performance of the branch pipe is improved.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application, showing a stopper.

Fig. 3 is a partial cross-sectional view of an embodiment of the present application showing a shutter.

Fig. 4 is an exploded view of the shutter in the embodiment of the present application.

Fig. 5 is a schematic view of a partial explosion of an embodiment of the present application.

Reference numerals illustrate:

1. a main pipe; 2. a branch pipe; 21. a mounting hole; 22. a limiting block; 23. a first stop groove; 24. a second stop groove; 3. a flow passage; 4. an opening and closing member; 41. a baffle; 411. a connecting screw hole; 412. a sealing gasket; 413. a relief hole; 42. a rotating shaft; 421. a rubber ring; 422. an external thread; 423. a driving groove; 424. a clamping groove; 43. a rotating lever; 431. a driving block; 432. a clamping block; 433. a stop block.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a three-way pipe.

Referring to fig. 1 and 2, the tee includes a main pipe 1 and two branch pipes 2 disposed on the side wall of the main pipe 1 in a communicating manner, wherein the two branch pipes 2 are respectively disposed on two opposite sides of the main pipe 1. The main pipe 1 and the branch pipe 2 are made of stainless steel, and have the advantages of light weight and good corrosion resistance. A flow channel 3 for liquid circulation is formed between each branch pipe 2 and the main pipe 1, and when the three-way pipe is installed on a pipeline, liquid input from the main pipe 1 can be output along the branch pipe 2 through the flow channel 3. Each branch pipe 2 is internally provided with a group of opening and closing parts 4, and the opening and closing parts 4 are used for controlling the opening and closing of the flow channel 3 to adapt to different liquid outlet requirements.

Referring to fig. 2 and 3, the opening and closing member 4 includes a blocking piece 41 rotatably provided in the branch pipe 2, a rotation shaft 42 detachably provided on the blocking piece 41, a rotation lever 43 detachably provided on a side of the rotation shaft 42 away from the blocking piece 41, the rotation shaft 42 being rotatably provided in a pipe wall of the branch pipe 2, the rotation lever 43 being located outside the branch pipe 2.

Referring to fig. 3, the wall of the branch pipe 2 is provided with a mounting hole 21, the aperture of the mounting hole 21 is larger than the diameter of the rotating shaft 42, the rotating shaft 42 rotates to penetrate through the mounting hole 21, and the baffle 41 can rotate around the rotating shaft 42 relative to the branch pipe 2 so as to realize opening or closing of the flow channel 3. In order to enable the baffle 41 to rotate in the branch pipe 2, the baffle 41 in this embodiment should be configured as a disc.

Referring to fig. 3 and 4, a rubber ring 421 is fixedly sleeved on the circumferential side wall of the rotating shaft 42, and the rubber ring 421 is arranged between the rotating shaft 42 and the hole wall of the mounting hole 21 in an abutting manner, so that the effect of preventing liquid from leaking out along the gap between the rotating shaft 42 and the mounting hole 21 is achieved, and the tightness of the branch pipe 2 is improved.

Referring to fig. 4, the circumferential side wall of the rotating shaft 42 is provided with an external thread 422 at one end thereof close to the baffle 41, the circumferential side wall of the baffle 41 is provided with a connecting screw hole 411 which is matched with the external thread 422, and the rotating shaft 42 is detachably arranged on the baffle 41 in a threaded connection manner. When the opening and closing member 4 is installed, the baffle plate 41 can be extended into the branch pipe 2, the connecting screw hole 411 is aligned with the installation hole 21, and then the rotating shaft 42 is screwed into the connecting screw hole 411, so that the assembly of the rotating shaft 42 and the baffle plate 41 is realized.

Referring to fig. 3 and 4, a gasket 412 is fixedly provided to a circumferential side wall of the flap 41, and the gasket 412 is made of a rubber material capable of being elastically deformed. When the baffle 41 closes the flow channel 3, the gasket 412 abuts against the wall of the branch pipe 2, so that the liquid does not flow easily through the gap between the baffle 41 and the branch pipe 2. In order to avoid the sealing gasket 412 from affecting the connection between the rotating shaft 42 and the baffle plate 41, a yielding hole 413 aligned with the connection screw hole 411 is formed in the sealing gasket 412, the inner diameter of the yielding hole 413 is larger than the diameter of the rotating shaft 42, and the rotating shaft 42 can extend into the connection screw hole 411 through the yielding hole 413.

Referring to fig. 2 and 3, in order to facilitate an operator to determine whether the blocking piece 41 is turned to the state of closing the flow channel 3, two limiting blocks 22 are circumferentially distributed on the inner wall of the branch pipe 2, and the distance between the two limiting blocks 22 along the axial direction of the branch pipe 2 is slightly greater than the thickness of the blocking piece 41. When the baffle 41 is turned to the state of closing the flow passage 3, the two limiting blocks 22 are respectively abutted against two opposite sides of the baffle 41.

Referring to fig. 4, a driving block 431 is fixed on a side of the rotating rod 43 facing the rotating shaft 42, a driving groove 423 in plug-in fit with the driving block 431 is formed on a side surface of the rotating shaft 42 away from the blocking piece 41, and cross sections of the driving block 431 and the driving groove 423 are in non-circular shapes, preferably square in this embodiment. The rotating rod 43 is connected to the rotating shaft 42 in an inserting manner through the driving block 431 and the driving groove 423, so that the rotating shaft 42 can synchronously rotate when the rotating rod 43 is driven to rotate by external force.

Referring to fig. 3 and 4, in order to improve the connection strength between the rotating rod 43 and the rotating shaft 42, clamping blocks 432 are respectively fixed on two opposite side end surfaces of the driving block 431, the clamping blocks 432 are made of rubber capable of generating elastic deformation, clamping grooves 424 which are in clamping fit with the adjacent clamping blocks 432 are respectively formed on two opposite side groove walls of the driving groove 423, and the clamping blocks 432 and the clamping grooves 424 are hemispherical. When the driving block 431 is embedded in the driving groove 423, the clamping block 432 is clamped into the corresponding clamping groove 424, so that the driving block 431 is not easy to move out of the driving groove 423 and the rotating rod 43 is not easy to separate from the rotating shaft 42.

Referring to fig. 5, in order to improve stability of the blocking piece 41, a stop block 433 is fixedly disposed on a side of the rotating rod 43 facing the branch pipe 2, a first stop groove 23 and a second stop groove 24 are formed on an outer wall of the branch pipe 2, distances from the first stop groove 23 and the second stop groove 24 to a central axis of the rotating shaft 42 are equal to distances from the stop 433 to the central axis of the rotating shaft 42, and the first stop groove 23 and the second stop groove 24 can be in plug-in fit with the stop 433. When the stop 433 is aligned with the first stop groove 23, the baffle 41 closes the flow passage 3; when the stopper 433 is aligned with the second stopper groove 24, the shutter 41 opens the flow passage 3.

Referring to fig. 5, when the blocking piece 41 closes the flow channel 3, the operator may insert the stopper 433 into the first stopper groove 23 to block the rotation of the rotation lever 43, the rotation shaft 42 and the blocking piece 41 by the groove wall of the first stopper groove 23, thereby locking the blocking piece 41 at the position of closing the flow channel 3. If the runner 3 needs to be controlled to be opened, the rotating rod 43 can be pulled to a side far away from the rotating shaft 42, so that the stop block 433 is separated from the first stop groove 23, the driving block 431 is still in the driving groove 423, the rotating rod 43 is rotated to align the stop block 433 with the second stop groove 24, and then the rotating rod 43 is pushed to a side close to the rotating shaft 42, so that the stop block 433 is embedded into the second stop groove 24, and the clamping block 432 is embedded into the clamping groove 424, so that the blocking piece 41 is locked at a position for opening the runner 3.

The implementation principle of the three-way pipe in the embodiment of the application is as follows: when the three-way pipe is arranged on a pipeline, an operator can control the opening and closing of the runner 3 through the opening and closing piece 4, so that the flow direction of liquid in the main pipe 1 is changed according to requirements. When the flow channel 3 needs to be controlled to be opened, the rotating rod 43 is pulled to the side far away from the rotating shaft 42 until the stop block 433 moves out of the first stop groove 23, then the rotating rod 43 is rotated to the side close to the second stop groove 24 until the stop block 433 is aligned with the second stop groove 24, and then the rotating rod 43 is pushed to the side close to the rotating shaft 42, so that the stop block 433 is embedded into the second stop groove 24, at the moment, the stop piece 41 rotates to the state of opening the flow channel 3 along with the rotating rod 43, and liquid in the main pipe 1 can flow out through the branch pipe 2 where the opening and closing piece 4 is located. When the flow channel 3 needs to be controlled to be closed, the rotating rod 43 can be rotated to the side close to the first stop groove 23 until the hand feeling of a person is that the baffle 41 is abutted against the stop block 22, and then the stop block 433 is embedded into the first stop groove 23, so that the baffle 41 is positioned at the position of closing the flow channel 3.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a three-way pipe, is including being responsible for (1), intercommunication and set up in two branch pipes (2) of being responsible for (1) lateral wall, every all be formed with between branch pipe (2) and being responsible for (1) and be used for supplying runner (3) of liquid circulation, its characterized in that: be provided with in branch pipe (2) and be used for opening and close piece (4) of runner (3), piece (4) are opened and close including rotating separation blade (41) that set up in branch pipe (2), connect pivot (42) on separation blade (41), can dismantle setting up in pivot (42) keep away from dwang (43) of separation blade (41) one side, pivot (42) rotate and wear to locate in the pipe wall of branch pipe (2), dwang (43) are located the outside of branch pipe (2), separation blade (41) can rotate to open or seal the state of runner (3).

2. The tee of claim 1, wherein: a non-circular driving block (431) is fixed on one side of the rotating rod (43) facing the rotating shaft (42), and a driving groove (423) in plug-in fit with the driving block (431) is formed in the side surface, away from the blocking piece (41), of the rotating shaft (42).

3. The tee of claim 2, wherein: the side wall of the driving block (431) is provided with a clamping block (432) capable of generating elastic deformation, and the groove wall of the driving groove (423) is provided with a clamping groove (424) which is matched with the clamping block (432) in a clamping way.

4. The tee of claim 2, wherein: a stop block (433) is fixedly arranged on one side, facing the branch pipe (2), of the rotating rod (43), a first stop groove (23) which is in plug-in fit with the stop block (433) is formed in the outer wall of the branch pipe (2), and the distance from the first stop groove (23) to the central axis of the rotating shaft (42) is equal to the distance from the stop block (433) to the central axis of the rotating shaft (42); when the stop block (433) is inserted into the first stop groove (23), the stop piece (41) is in a state of closing the flow passage (3).

5. The tee of claim 4, wherein: the outer wall of the branch pipe (2) is provided with a second stop groove (24) which is in plug-in fit with the stop block (433), and the distance from the second stop groove (24) to the central axis of the rotating shaft (42) is equal to the distance from the stop block (433) to the central axis of the rotating shaft (42); when the stop piece (433) is inserted into the second stop groove (24), the stop piece (41) is in a state of opening the flow passage (3).

6. The tee of claim 4, wherein: two limiting blocks (22) are circumferentially distributed on the inner wall of the branch pipe (2), and the axial distance between the two limiting blocks (22) along the branch pipe (2) is not smaller than the thickness of the baffle sheet (41); when the baffle plate (41) rotates to align the stop block (433) with the first stop groove (23), the two limiting blocks (22) are respectively abutted against two opposite sides of the baffle plate (41).

7. The tee of claim 2, wherein: the circumference lateral wall of separation blade (41) has seted up and has connected screw (411), the circumference lateral wall of pivot (42) is equipped with external screw thread (422) with connection screw (411) screw thread fit.

8. The tee of claim 7, wherein: the circumference lateral wall of separation blade (41) is provided with elastic sealing gasket (412), offer on sealing gasket (412) with connect hole (411) alignment hole (413) of stepping down, the internal diameter of hole (413) of stepping down is greater than the diameter of pivot (42).

9. The tee of claim 1, wherein: the pipe wall of the branch pipe (2) is provided with a mounting hole (21) for the rotating shaft (42) to rotate and penetrate, and a rubber ring (421) is arranged between the hole wall of the mounting hole (21) and the rotating shaft (42) in a butt joint mode.