TWI632316B - Two-way flow control valve - Google Patents

Abstract

The utility model relates to a bidirectional flow control valve, wherein a body is provided with a pad body, and a control valve piece and a cover body are arranged inside the body, and a water hole is respectively arranged at a center of the bottom of the body and the cover body, and the body and the cover are respectively provided a plurality of halved ribs are respectively disposed at circumferences of the water holes of the body, and the body and the cover body respectively have a plurality of flanges arranged in equal parts at a periphery corresponding to the water hole, and the center of the control valve piece A shaft hole is provided, and a V-shaped inclined surface is arranged above and below the control valve piece, so that the flange of the body and the cover body can be clamped together to fix the V-shaped inclined surface above and below the control valve piece, when the water flows When it is too large, the control valve piece is extended and deformed, so that the hole diameter of the shaft hole becomes small and covers the water hole of the body or the cover body, so that the outflow amount is the same regardless of the water pressure, and the purpose of water saving and constant current control is achieved. Its characteristics.

Description

Two-way flow control valve

The bidirectional flow control valve of the invention is mainly applied to a technology capable of bidirectionally regulating the flow rate, having the same water flow and the same outflow amount, and achieving the functions of water saving and constant current control.

According to U.S. Patent No.: US 8,714,201 B2, a patent for the "improved water-saving device structure" patent, according to the first item of the patent application scope: including: water flowing out of the seat body, including the outer wall of the outer seat portion a water outflow intermediate seat portion, a plurality of stop wall portions disposed between the circular wall portion of the outer seat and the bottom portion, flowing out of the intermediate seat portion, and being disposed between the stop wall portion and the water flowing out of the intermediate seat portion a circular groove portion of the water, a position regulating clamping portion disposed inside the circular wall portion of the outer seat, water flowing out of the intermediate seat portion, a plurality of water inflow openings recessed above the seat top surface, and a central passage through the water outflow intermediate seat portion a water outlet port; at least one waterproof sheet body fixedly sandwiched between the water outflow intermediate seat portion and the water flowing out of the stop wall portion of the seat body, the at least one waterproof sheet body including a water outlet water outlet body disposed at a center corresponding to the water outlet of the water outflow seat, an elastic stop extending outward from a periphery of the water conduit, and an outermost ring disposed on the elastic stop a retaining ring; and a water inlet cover covering the water outflow seat body, including a centrally disposed water inlet corresponding to the water conduit of the waterproof sheet body, and a compression ring disposed at a lower periphery of the compression joint flowing out in the water The position of the seat body limits the clamping portion and the outer wall of the outer seat between.

However, in the above-mentioned U.S. patent application of the "improved water-saving device structure", at least in the practical application, the following problems exist and are still to be solved.

1. The water flow can only flow from the water inlet cover, the direction of the water flow is restricted, and it can only be used in a fixed direction.

Second, the waterproof sheet body is not fixed, and the use is easy to shift due to the relationship of the water flow, thereby affecting the effect of the flow control.

3. As mentioned above, since the waterproof sheet body is not fixed, the waterproof sheet body is easily impacted by the strong water flow and falls out from the water outlet, resulting in complete loss of the flow control effect.

The inventor is currently engaged in the manufacture and design of related products, and accumulated many years of practical experience and experience. In response to the existing problems and shortcomings of the above-mentioned "improved water-saving device structure" in the US invention patent, the inventor actively invested in the spirit of innovation and improvement. Completed two-way flow control valve.

The technical means applied to solve the problem and the effect of the prior art are as follows: the outside of the body is provided with a pad body, and the inside of the body is provided with a control valve piece and a cover body, and the center and the bottom of the cover body are respectively provided a water hole, the body and the circumference of the water hole of the cover body are respectively provided with a plurality of halved ribs, and the body and the cover body respectively have a plurality of unequal configurations at the periphery corresponding to the water hole The edge of the control valve piece is provided with a shaft hole, and a V-shaped inclined surface is arranged above and below the control valve piece to allow the body to The flange of the cover body can be clamped and fixed to the V-shaped inclined surface above and below the control valve piece. When the water flow is too large, the control valve piece is extended and deformed, so that the hole diameter of the shaft hole is reduced and the body or the cover body is covered. The water hole makes the flow out the same regardless of the water pressure, and achieves the purpose of water saving and constant current control. At the same time, the control valve piece is tightly clamped and fixed by the flange of the body and the cover body, so the control valve piece will not be Offset, and the body and the circumference of the water hole of the cover body are respectively provided with a plurality of halved ribs, so that the control valve piece does not fall out; the improvement of the efficiency is achieved for the main purpose.

In the above-mentioned two-way flow control valve, the outer portion of the body and the inner circumference of the pad body are provided with corresponding positioning convex portions and positioning concave portions, so that the main body can be directly engaged and fixed in the positioning concave portion of the pad body by using the positioning convex portion. By.

The bidirectional flow control valve described above, wherein: the body is provided with a plurality of arcuate and equally spaced retaining edges at a periphery corresponding to the flange, the height of the retaining edge being higher than the height of the flange, the flange being An accommodating space is disposed between the retaining edges, and the outer diameter of the cover body is equivalent to the inner diameter of the body, so that the cover body can be directly engaged with the flange of the body.

The above two-way flow control valve, wherein: the control valve piece can be selected from one of silicone rubber or rubber.

The above two-way flow control valve, wherein: the control valve piece is viewed from a longitudinal section, the left and right sides of the control valve piece are in the shape of two collars, and the left and right sides of the collar section are two straight faces.

In the above bidirectional flow control valve, the rib of the body and the cover body is arranged in a mesh shape.

1‧‧‧ water inlet

10‧‧‧ Ontology

11‧‧‧Water hole

12‧‧‧ Ribs

13‧‧‧Front

14‧‧‧ 挡缘

15‧‧‧ accommodating space

16‧‧‧ positioning convex

20‧‧‧Control valve

21‧‧‧Axis hole

22‧‧‧ flat face

23‧‧‧Bevel

30‧‧‧ cover

31‧‧‧ water hole

32‧‧‧ Ribs

33‧‧‧Front

40‧‧‧ cushion body

41‧‧‧Perforation

42‧‧‧ positioning recess

43‧‧‧Flap

50‧‧‧ water pipes

51‧‧‧ pipe joint

52‧‧‧Connectors

60‧‧‧Three-way pipe joint

61‧‧‧First line

62‧‧‧Second pipeline

63‧‧‧ third pipeline

64‧‧‧ switch

First Figure: is a schematic cross-sectional view of a three-dimensional combination of the present invention.

Second Figure: A perspective exploded view of the present invention.

Third drawing: A schematic view of the sectional combination of the present invention.

The fourth figure is a schematic diagram of the flow control state and the E portion of the control valve piece when the flow pressure of the second pipe used in the three-way pipe joint is excessively abnormal.

Fig. 5 is a schematic view showing the flow control state and the S portion enlarged by the control valve piece when the flow pressure of the second pipe used in the three-way pipe joint is abnormally large in the second embodiment of the present invention.

In order to make it easier for those skilled in the art to familiarize themselves with the art to understand the construction contents of the present invention and the functional benefits that can be achieved, a specific embodiment will be listed, and the detailed description will be given as follows:

A two-way flow control valve, please refer to the first, second and third figures: a schematic diagram of a three-dimensional combined section, a three-dimensional decomposition and a sectional combination of the present invention. The main body includes a body 10, a control valve 20, a cover 30 and a pad 40; wherein: the interior of the body 10 is hollowed out for accommodating the control valve plate 20 and the cover 30, and the bottom of the body 10 A water hole 11 is disposed at a center thereof, and a plurality of ribs 12 arranged in a mesh shape are disposed at a circumference of the inside of the water hole 11, and the body 10 is provided with a plurality of arcs and aliquots at a periphery corresponding to the water hole 11. a configured flange 13 that is in the pair A plurality of curved and equally spaced ribs 14 are disposed at the periphery of the flange 13 . The height of the flange 13 is lower than the height of the rim 14 , and a flange 13 is disposed between the flange 13 and the rim 14 . The accommodating space 15 is provided with a circle of positioning protrusions 16 at the outer circumference of the body 10 for engaging and bonding a pad body 40; the material of the control valve piece 20 is made of a soft elastic material, such as silicone rubber or The control valve piece 20 is a hollow circular ring body. The center of the control valve piece 20 is provided with a shaft hole 21, which is viewed from a longitudinal section. The left and right sides of the control valve piece 20 are two-necked sections. The shape, the left and right sides of the collar are two flat faces 22, the upper and lower sides of the collar are V-shaped inclined faces 23, and the V-shaped inclined face 23 below the control valve piece 20 is disposed on the flange 13 of the body 10; The outer diameter of the body 30 is equivalent to the inner diameter of the body 10, so that the cover 30 can be directly engaged and fixed to the flange 13 of the body 10. The bottom of the bottom of the cover 30 is provided with a water hole 31. The inner circumference is provided with a plurality of ribs 32 arranged in a mesh shape, and the cover body 30 is provided at a periphery corresponding to the water hole 31. The flange 33 is disposed in an equal manner, and the flange 13 of the body 10 is aligned with the flange 33 of the cover 30 to serve as a common clamping for fixing the inclined surface 23 above and below the control valve piece 20 in a V shape; The material of the pad body 40 is made of a soft elastic material, such as silicone rubber or rubber. The center of the pad body 40 is provided with a through hole 41. The inner diameter of the hole 41 is equivalent to the outer diameter of the body 10, so that the body 10 is The through hole 41 of the pad body 40 can be directly inserted, and the inner portion of the pad body 40 is provided with a ring positioning recess 42 corresponding to the positioning convex portion 16 of the body 10, so that the positioning convex portion 16 of the body 10 can be positioned on the pad body 40. Positioning recess 42 And integrated into the body, a plurality of fins 43 in an aliquot arrangement are provided at the outer circumference of the pad body 40.

The above bidirectional flow control valve, wherein: the bidirectional flow control valve described above, wherein: water may also selectively flow from the water hole 11 of the body 10 and flow out from the water hole 31 of the cover 30, and when the water flow is too large, the control The valve piece 20 is extended upward and deformed to make the hole diameter of the shaft hole 21 small and cover the water hole 31 of the cover body 30, so that the water flows out from the water hole 31 of the cover body 30, and the outflow amount is the same regardless of the water pressure. The water saving and constant current control are achieved for the purpose of flow control, and the control valve piece 20 is tightly clamped and fixed by the flange 13 of the body 10 and the flange 33 of the cover body 30, so that the control valve piece 20 does not shift or drop.

The present invention, which is a combination of the above various component structures, provides a bidirectional flow control valve for practical operation:

Please refer to the fourth figure: in the first embodiment of the present invention, when the flow pressure of the second pipeline used in the tee pipe joint is too large, the control valve plate is used for the flow control state and the E portion is enlarged. A water pipe 50 and a pipe joint 51 are disposed under the faucet (not shown) of the general wash table (not shown), and the water inlet pipe 1 is disposed on the wall, and a three-way pipe joint is disposed between the water inlet pipe 1 and the pipe joint 51. 60. The three-way pipe joint 60 is provided with a first pipe 61 corresponding to the water inlet pipe 1 so as to be locked in the water inlet pipe 1, and the three-way pipe joint 60 is provided with a second pipe 62 corresponding to the pipe joint 51. The switch is disposed in the pipe joint 51. The three-way pipe joint 60 is provided with a third pipe 63 corresponding to the other end of the first pipe 61. The third pipe 63 is provided with a switch 64 controlled by the switch 64. The first line 61 communicates with or does not communicate with the second line 62, so that the water of the inlet pipe 1 can pass through the first and second lines 61, 62 and water. The tube 50 flows to the faucet (not shown), and the flow controller valve system provided by the present invention is installed between the pipe joint 51 and the joint 52, wherein: water can selectively flow from the water hole 31 of the cover body 30, and When flowing out from the water hole 11 of the body 10, when the water flow pressure is normal, water can flow from the first line 61 of the tee fitting 60 into the second line 62, and the average number of nozzles 31 of the cover 30 can be equally spread. The water hole 11 flowing into the body 10 and along the body 10 is circulated to the faucet (not shown) via the water pipe 50. When the flow pressure is too large, the control valve piece 20 is extended upward and deformed, so that the diameter of the shaft hole 21 is reduced and the water hole 11 of the body 10 is blocked, so that the water flows out from the water hole 11 of the body 10, regardless of the water pressure. The outflow is the same, achieving the purpose of water saving and constant current control to achieve flow control, and achieve the purpose of flow control.

Please refer to the fifth figure: in the second embodiment of the present invention, when the flow pressure of the second pipeline used in the tee pipe joint is too large, the control valve plate is used for the flow control state and the S portion is enlarged. The flow controller valve system provided by the present invention is installed between the pipe joint 51 and the joint 52, wherein: water can also selectively flow from the water hole 11 of the body 10, and flows out from the water hole 31 of the cover body 30, and the water flow pressure Normally, water can flow from the first conduit 61 of the tee fitting 60 into the second conduit 62, and then the plurality of nozzles 11 of the body 10 are equally diffused into the cover 30 and along the cover 30. A plurality of aliquots of water holes 31 are passed through a water pipe 50 to a faucet (not shown). When the flow pressure is excessively abnormal, the control valve piece 20 is extended upward and deformed, so that the diameter of the shaft hole 21 is made small and the water hole 31 of the cover body 30 is covered, so that the water flows out from the water hole 31 of the cover body 30, regardless of water. The pressure and the outflow are the same, and the water-saving and constant-flow control is achieved to achieve the purpose of flow control, and the flow control is achieved. of.

In summary, the present invention provides a two-way flow control valve which, after being actually completed by the inventors and tested in repeated operations, proves that the functional benefits expected by the present invention can be achieved, and at the same time, there is no such thing as the current practice. The first creation, with the industrial use value, has been in line with the establishment of the practicality and progress of the invention patent, according to the provisions of the Patent Law, the application for invention patents to the bureau.

Claims (7)

The utility model relates to a bidirectional flow control valve, which mainly comprises: a pad body disposed outside the body; the main body of the body is provided with a control valve piece and a cover body, and a water hole is respectively arranged at a center of the bottom of the body and the cover body, the body and the cover a plurality of halved ribs are respectively disposed at circumferences of the water holes of the body, and the body and the cover body respectively have a plurality of flanges arranged in equal parts at a periphery corresponding to the water hole, and the center of the control valve piece A shaft hole is provided, and a V-shaped inclined surface is arranged above and below the control valve piece, so that the flange of the body and the cover body can be clamped together to fix the V-shaped inclined surface above and below the control valve piece, when the water flows When it is too large, the control valve piece is extended and deformed, so that the hole diameter of the shaft hole becomes small and covers the water hole of the body or the cover body, so that the outflow amount is the same regardless of the water pressure, and the purpose of water saving and constant current control is achieved. The bidirectional flow control valve according to claim 1, wherein: the outer portion of the body and the inner circumference of the pad body are provided with corresponding positioning convex portions and positioning concave portions, so that the main body can be directly engaged and fixed to the pad by using the positioning convex portions. The person in the positioning recess of the body. The bidirectional flow control valve of claim 1, wherein: the body is provided with a plurality of arcuate and equally spaced retaining edges at a periphery corresponding to the flange, the height of the retaining edge being higher than the height of the flange An accommodating space is disposed between the flange and the rim, and the outer diameter of the cover is equivalent to the inner diameter of the body, so that the cover can be directly engaged with the flange of the body. The bidirectional flow control valve according to claim 1, wherein the control valve piece and the pad body are selected from one of silicone rubber or rubber. The bidirectional flow control valve according to claim 1, wherein the pad body is selected from one of silicone rubber or rubber. The two-way flow control valve according to claim 1, wherein the control valve piece is viewed from a longitudinal section, and the left and right sides of the control valve piece are in the shape of two collars, and the left and right sides of the collar section are two straight faces. The bidirectional flow control valve according to claim 1, wherein the body and the rib of the cover are in the form of a mesh aliquot.