CN218523070U

CN218523070U - Bypass valve

Info

Publication number: CN218523070U
Application number: CN202223054363.2U
Authority: CN
Inventors: 林毅华; 黄汝强; 梁文康
Original assignee: Guangdong Oubo Environmental Protection Equipment Manufacturing Co ltd
Current assignee: Guangdong Oubo Environmental Protection Equipment Manufacturing Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-02-24
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a bypass valve, including the connecting seat, be located the connecting pipe of connecting seat upper end, be located the bypass interface on the connecting pipe left side wall, be provided with the bypass pipe device on the bypass interface, the bypass pipe device includes locating part, first spacing ring, second spacing ring, connecting piece and honeycomb duct, the left end of locating part is provided with the second spacing ring, the left end of second spacing ring and the left end that is located the locating part are provided with the honeycomb duct, the right-hand member of locating part is provided with first spacing ring, just be located the locating part between first spacing ring and the second spacing ring and be provided with the connecting piece, and the connecting piece is through mode and locating part swing joint that cup joints, through such structure setting, when the three-way valve switches in can the original device of effectual solution, when the impact force that rivers produced leads to the water hammer and the bypass pipe is connected with the heating department of intaking, the negative pressure that produces leads to the phenomenon of crossing water.

Description

Bypass valve

Technical Field

The utility model belongs to the technical field of the fluid is relevant, concretely relates to bypass valve.

Background

The bypass valve is a valve structure which is arranged on a bypass pipe of a water inlet valve pipe section and is used for filling water to balance the front and rear water pressures of the water inlet valve, and is widely applied to the aspects of heating systems and the like.

The existing bypass valve has the following problems: when the three-way valve is switched, because the energy of the fluid in motion is suddenly changed from a large value to zero, a large impact force is generated in the pipe, and certain parts of the pipeline vibrate to generate noise, 2. In the existing structure, a bypass pipe is connected to a heating water inlet and has certain negative pressure, so that certain water mixing phenomenon can be caused.

The utility model discloses the content

An object of the utility model is to provide a bypass valve to solve the problem that water hammer sound and bypass pipe that provide in the above-mentioned background art can cause certain cluster water phenomenon because of the negative pressure.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bypass valve, includes the connecting seat, is located the connecting pipe of connecting seat upper end, is located the bypass interface on the connecting pipe left side wall, be provided with the bypass pipe device on the bypass interface, the bypass pipe device includes locating part, first spacing ring, second spacing ring, connecting piece and honeycomb duct, the left end of locating part is provided with the second spacing ring, the left end of second spacing ring and the left end that is located the locating part are provided with the honeycomb duct, the right-hand member of locating part is provided with first spacing ring, just be located between first spacing ring and the second spacing ring and be provided with the connecting piece on the locating part, and the connecting piece is through mode and the locating part swing joint that cup joints.

Preferably, the connecting piece includes stack shell, connecting thread, first snap ring and second snap ring, be provided with connecting thread on the one end inside wall of stack shell, be provided with first snap ring on the other end inner wall of stack shell, and first snap ring passes through the inner wall fixed connection of welded mode and stack shell, the left side of first snap ring just is located and is provided with the second snap ring on the terminal inner wall of stack shell, and the second snap ring passes through the inner wall fixed connection of welded mode and stack shell.

Preferably, be provided with the delivery port on the connecting pipe, be provided with the import on the right-hand member lateral wall of connecting pipe, and the position height of import will be higher than bypass interface and delivery port, the top of import and the upper end that is located the connecting pipe are provided with the valve fixing base.

Preferably, the distance between the first limiting ring and the second limiting ring is five centimeters.

Preferably, the distance between the first snap ring and the second snap ring is five centimeters.

Preferably, the barrel body is of a hollow cylindrical structure inside the stainless steel material, the diameter of the inner wall of the barrel body is consistent with the outer diameters of the first limiting ring and the second limiting ring, and the diameter of the inner wall of the barrel body is consistent with the diameter of the outer wall of the bypass interface.

Compared with the prior art, the utility model provides a bypass valve possesses following beneficial effect:

1. the utility model discloses in bypass pipe device through bypass interface end-to-end connection, go out water piping connection through delivery port and heating, import and three way valve connection, when three way valve switches the mode, rivers are followed the import and are got into the valve body, rivers divide into two parts outflow valve body, partly flow from the delivery port, another part is from following bypass interface inflow bypass pipe device, thereby reduce the impact of rivers, make rivers obtain certain buffering, solve because the fluid energy in the motion becomes zero from certain great value suddenly, produce a great impact force in the pipe, and make some parts of pipeline vibrate, the noise of production.

2. The utility model discloses in through the locating part that sets up in the bypass pipe device, first spacing ring, the second spacing ring, the connecting piece, the honeycomb duct, the stack shell, connecting thread, first snap ring and second snap ring structure, make the honeycomb duct take place slight displacement left through utilizing water impact, produce the clearance between connecting piece and the locating part, this clearance can make during the outside air gets into the honeycomb duct, and then can balance inside and outside atmospheric pressure difference, prevent to take place the phenomenon of crossing water, and simultaneously, the connection state in first snap ring and second snap ring and spacing ring and the connecting piece is the right-hand member face of second snap ring and the left end face of second spacing ring closely laminates, the right-hand member face of first snap ring and the left end face of first spacing ring closely laminate, avoid taking place to reveal, thereby protection system's that can be better stability, make the life-span of system obtain the extension.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the schematic view of the appearance structure of the bypass pipe device of the present invention.

Fig. 3 is a schematic view of the connection structure of the bypass pipe device of the present invention.

Fig. 4 is a schematic sectional view of the connecting part of the bypass pipe device of the present invention.

In the figure: 1. a connecting seat; 2. a water outlet; 3. a bypass interface; 4. a bypass pipe means; 5. a connecting pipe; 6. an inlet; 7. a valve holder; 41. a limiting member; 42. a first limit ring; 43. a second stop collar; 44. a connecting member; 45. a flow guide pipe; 441. a barrel body; 442. connecting threads; 443. a first snap ring; 444. a second snap ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a bypass valve as shown in fig. 1-4, including connecting seat 1, be located connecting pipe 5 of connecting seat 1 upper end, be located bypass interface 3 on the 5 left sidewalls of connecting pipe, be provided with bypass pipe device 4 on the bypass interface 3, bypass pipe device 4 includes locating part 41, first spacing ring 42, second spacing ring 43, connecting piece 44 and honeycomb duct 45, the left end of locating part 41 is provided with second spacing ring 43, the left end of second spacing ring 43 and the left end that is located locating part 41 are provided with honeycomb duct 45, the right-hand member of locating part 41 is provided with first spacing ring 42, just be located and be provided with connecting piece 44 on locating part 41 between first spacing ring 42 and the second spacing ring 43, and connecting piece 44 is through mode and locating part 41 swing joint that cup joints.

As shown in fig. 3 and 4, the connecting member 44 includes a barrel 441, a connecting thread 442, a first snap ring 443 and a second snap ring 444, the connecting thread 442 is disposed on an inner wall of one end of the barrel 441, the first snap ring 443 is disposed on an inner wall of the other end of the barrel 441, the first snap ring 443 is fixedly connected to an inner wall of the barrel 441 by welding, the second snap ring 444 is disposed on a left side of the first snap ring 443 and on an inner wall of a distal end of the barrel 441, and the second snap ring 444 is fixedly connected to the inner wall of the barrel 441 by welding.

As shown in fig. 1 and fig. 2, a water outlet 2 is arranged on the connecting pipe 5, an inlet 6 is arranged on the side wall of the right end of the connecting pipe 5, the inlet 6 is higher than the bypass connector 3 and the water outlet 2, and a valve fixing seat 7 is arranged above the inlet 6 and at the upper end of the connecting pipe 5.

As shown in fig. 3 and 4, the distance between the first and second limiting

rings

42 and 43 is five centimeters, and the distance between the first and

second snap rings

443 and 444 is five centimeters.

As shown in fig. 1, 3 and 4, the barrel 441 is a hollow cylinder made of stainless steel, the diameter of the inner wall of the barrel 441 is equal to the outer diameters of the first and

second limit rings

42 and 43, and the diameter of the inner wall of the barrel 441 is equal to the diameter of the outer wall of the bypass port 3.

The utility model discloses the theory of operation: after the utility model is installed, the valve body structure is fixed through the valve fixing seat 7 and is connected with the heating water outlet pipe through the water outlet 2, the inlet 6 is connected with the three-way valve, when the three-way valve switches the working mode, the water flow enters the valve body from the inlet 6, the water flow is divided into two parts to flow out of the valve body, one part flows out from the water outlet 2, the other part flows into the bypass pipe device 4 from the bypass interface 3, thereby reducing the impact of the water flow, leading the water flow to obtain certain buffering, solving the problem that the fluid energy in motion is suddenly changed into zero from a certain large value, a large impact force is generated in the pipe, leading some impact force of the pipe to vibrate, the generated noise, the water flow flows into the bypass pipe device 4 from the bypass interface 3, in the bypass pipe device 4, when the water flow enters the guide pipe 45 through the limiting part 41, under the impact of the water flow, the right end of the connecting piece 44 which is originally sleeved on the limiting piece 41 is fixedly connected to the bypass connector 3, so that only the guide pipe 45 is impacted by water flow, the connecting piece 44 and the limiting piece 41 are movably connected, the first limiting ring 42 and the second limiting ring 43 are clamped with the first clamping ring 443 and the second clamping ring 444 which are positioned on the inner wall of the barrel 441 in the connecting piece 44, and under the impact of the water flow, the guide pipe 45 slightly moves leftwards, so that a gap exists between the connecting piece 44 and the limiting piece 41, and the gap can enable external air to enter the guide pipe 45, further balance the difference between the internal pressure and the external pressure, and prevent water leakage, meanwhile, the connection states between the first clamping ring 443, the second clamping ring 444, the limiting ring 43 and the connecting piece 44 are that the right end face of the second clamping ring 444 is tightly attached to the left end face of the second limiting ring 43, the right end face of the first clamping ring 43 is tightly attached to the left end face of the first limiting ring 42, and leakage is avoided, through such structure setting, can effectually solve among the original device when the three-way valve switches, when the impact force that rivers produced leads to water hammer sound and bypass pipe and heating intake department to be connected, the negative pressure that produces leads to the phenomenon of crossing water.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a bypass valve, includes connecting seat (1), is located connecting pipe (5) of connecting seat (1) upper end, is located bypass interface (3) on connecting pipe (5) left side wall, its characterized in that: a bypass pipe device (4) is arranged on the bypass interface (3);

the bypass pipe device (4) comprises a limiting part (41), a first limiting ring (42), a second limiting ring (43), a connecting piece (44) and a guide pipe (45), wherein the second limiting ring (43) is arranged at the left end of the limiting part (41), the guide pipe (45) is arranged at the left end of the second limiting ring (43) and at the left end of the limiting part (41), the first limiting ring (42) is arranged at the right end of the limiting part (41), the connecting piece (44) is arranged between the first limiting ring (42) and the second limiting ring (43) and on the limiting part (41), and the connecting piece (44) is movably connected with the limiting part (41) in a sleeved mode.

2. A by-pass valve as set forth in claim 1 wherein: connecting piece (44) are including stack shell (441), connecting thread (442), first snap ring (443) and second snap ring (444), be provided with connecting thread (442) on the one end inside wall of stack shell (441), be provided with first snap ring (443) on the other end inner wall of stack shell (441), and first snap ring (443) through the inner wall fixed connection of welded mode with stack shell (441), the left side of first snap ring (443) just is located and is provided with second snap ring (444) on the terminal inner wall of stack shell (441), and second snap ring (444) through the inner wall fixed connection of welded mode with stack shell (441).

3. A by-pass valve according to claim 1 wherein: be provided with delivery port (2) on connecting pipe (5), be provided with import (6) on the right-hand member lateral wall of connecting pipe (5), and the position height of import (6) will be higher than bypass interface (3) and delivery port (2), the top of import (6) and the upper end that is located connecting pipe (5) are provided with valve fixing base (7).

4. A by-pass valve as set forth in claim 1 wherein: the distance between the first limiting ring (42) and the second limiting ring (43) is five centimeters.

5. A by-pass valve as claimed in claim 2, wherein: the distance between the first clamping ring (443) and the second clamping ring (444) is five centimeters.

6. A by-pass valve as claimed in claim 2, wherein: the cylinder body (441) is of a hollow cylindrical structure in the stainless steel material, the diameter of the inner wall of the cylinder body (441) is consistent with the outer diameters of the first limiting ring (42) and the second limiting ring (43), and the diameter of the inner wall of the cylinder body (441) is consistent with the diameter of the outer wall of the bypass interface (3).