KR100807891B1 - Construction of water supply valve - Google Patents

Abstract

The present invention relates to a structure of a water supply valve installed at a lower part of a sink, for opening and closing water or adjusting a water supply amount of hot and cold water supplied to a mixing faucet valve, and a structure of a water supply valve having a second discharge passage. The rotating shaft is composed of the valve body and the packing space made of the rotation space, and the packing consisting of the side, the bottom and the outer surface is made of elastic material, and the packing is joined or bonded to the packing space of the rotating shaft Inserted into the rotating space, it makes a smooth rotation operation in contact with the rotating space contact hole, and constitutes the locking device of the locking projection on the inner end of the rotating space and the locking projection on the rotating shaft so that the lever opens the passage at 90 degrees rotation. Or the valve is shut off, and the valve is sealed when the packing coupled to the rotating shaft is located in the water discharge passage. And a structure in which the second water outlet passage is configured above the valve body so that water is also supplied to the second product using water.

Body, rotating shaft, packing, hanging jaw, lever.

Description

Construction of water supply valve

1 is a cross-sectional view of a conventional water supply valve structure.

2 is an exploded perspective view of the valve structure according to the present invention.

3 is a plan view of a packing according to the invention.

4 is a side view of a packing according to the invention.

5 is a cross-sectional view showing a state in which the valve according to the present invention opened the passage.

6; The left cross section which shows the A-A part of FIG.

7 is a cross-sectional view showing a state in which the valve blocked the passage according to the present invention.

8; The left cross section which shows the B-B part of FIG.

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  Explanation of symbols on the main parts of the drawings

10: bushing 14; Bore 15; Outer diameter 20: Main body 21: Inlet piping tightening screw

22: Inlet passage 23: Outlet piping tightening screw 24: Outlet passage 25: Jam jaw

26: bushing groove 27: rotating space contact hole 28: rotating space 29: second exit passage

30: rotating shaft 32: front passage 33: lever turning 34: packing space

35; O-ring groove 36: Packing protrusion groove 37: Hanging protrusion 38: Small axis 39: Intermediate passage

41, 41a: lever 42: screw 43: lever groove 50: packing 53; side

55: outer side 57: packing protrusion 58: bottom 60: o-ring 70: shaft screw

80; T valve 83; One touch fitting 84; stopper

The present invention relates to a structure of a water supply valve, and more particularly, to manufacture and combine a valve body, a rotating shaft, and a packing using a material which does not cause metal oxidation, and a valve structure for opening and closing a passage; It relates to the structure of the water supply valve which comprises the water discharge passage of 2 integrally with a valve body.

Conventionally, as shown in Figure 1, in order to open and close the water or adjust the amount of water supply is a structure that rotates the lever 41a several times using the shaft screw 70 inside the water supply valve, using a copper alloy and a rubber material, It is a device for preventing leakage and opening / closing, and it is combined with many parts, and goes through post-processing, plating, and assembly process, which raises the cost, and also equipment for producing water purifier, bidet, dishwasher, and drinking water. If it is used for a long time, the valve will be oxidized, which is harmful.

Water purifiers, bidets, and dishwashers are products that use water. To connect a hose, most of which are supplied with water, the installer visits the water outlet pipe fastening screw 23 at the top of the water supply valve. The installation cost is incurred by additionally providing a one-touch fitting 83 for fitting and connecting a T-type valve 80 and a hose for constituting the water discharge passage 29a.

In order to solve the above problems, the present invention is made of a synthetic resin material, the valve body and the rotating shaft, and made of a material such as elastic rubber or silicone, the packing is made of a simple component that does not cause oxidation, the lever is 90 It is an object of the present invention to provide a structure of opening and closing in rotation, and a water supply valve that forms a second water discharge passage in the main body and couples a one-touch fitting to easily connect a hose.

In order to achieve the above object, a preferred embodiment will be described in detail with reference to the accompanying drawings.

2 is an exploded perspective view of the valve structure according to the present invention,

3 is a plan view of a packing according to the invention,

4 is a side view of a packing according to the present invention,

When the structure of the valve is largely separated, the main body 20, the rotating shaft 30, the packing 50, the bushing 10, the o-ring 60, the lever 41, and the screw 42 may be classified.

In the main body 20, the passages 22 and 24 and the second discharge passage 29 are assembled with the one-touch fitting 83 and the stopper 84 on the upper portion, and the rotation space 28 in the middle of the inside. And a bushing groove 26 in the outward direction of the rotary space 28, and engaging jaws 25 and 25a at the inner end of the rotary space 28.

The passages 22 and 24 are formed at the center of the water inlet pipe fastening screw 21 which is fastened to the pipe installed on the lower wall of the sink, and the water inlet passage 22 into which the water enters is formed up to the rotating space 28. At the center of the water discharge pipe fastening screw 23 to which the pipes supplied to the mixing faucet valve are fastened, a water discharge passage 24 through which water flows is formed from the rotation space 28, and the diameter of the water discharge passage 24 is a rotation shaft. The diameter is the same as the intermediate passage 39 in (30).

The second water outlet passage 29 is formed so that water flows in a vertical direction at an intermediate position of the water outlet passage 24 configured from the rotation space 28 of the main body 20, and connects a hose. Engage the touch fitting 83 and assemble a stopper 84 that fits into the one touch fitting 83.

When connecting a hose by purchasing a second product. Even without requesting the installer to install the T-type valve 80, the general public also removes the stopper 84 in the one-touch fitting 83 coupled to the second outlet passage 29, and It can be easily connected by inserting a hose where 84) is removed.

The rotating space 28 is formed in a cylindrical shape and is a space inserted into the rotary shaft 30 by coupling the packing 50, and the cylindrical curved surface of the cylindrical surface is the outer surface 55 of the packing 50. This contact becomes a rotating space contact hole 27 rotated.

The bushing groove 26 has a larger diameter than the rotation space 28 in the outward direction than the rotation space 28, and is thermally bonded when the outer diameter 15 portion of the bushing 10 is fitted.

The locking jaws 25 and 25a extend the inner end of the rotating space 28 from the center point to the rotation space contact hole 27 in the right horizontal direction and the center point in the lower vertical direction. When cutting the part forming the 90 degree cabinet with the width | variety of the width | variety and the protruding height of the locking protrusion 37, the groove | channel of the "b" shape which the locking protrusion 37 can flow only 90 degrees rotates is formed. Is formed. The area remaining at the inner end of the rotating space 28 excluding the groove is composed of the locking jaws 25 and 25a, so that when the rotating shaft 30 configured with the locking projection 37 rotates in the rotating space 28, Since the locking projection 37 and the locking jaws 25 and 25a come into contact with each other at a 90 degree rotational angle at which the intermediate passage 39 reaches a fully open or completely blocked position, the rotation shaft 30 no longer rotates. Specify.

The rotating shaft 30 has a maximum diameter slightly smaller than the diameter of the rotating space contact hole 27, and has a packing space 34, a front passage 32, an intermediate passage 39, an o-ring groove 35, and a locking protrusion. It consists of 37 and the small axis 38.

The packing space 34 is a space in which the packing 50 is fitted to fit together, and the packing protrusion groove 36 is formed at both sides, and the intermediate passage 39 is formed at the center of the packing space 34. To the center point, it forms an angle of 90 degrees.

The packing protrusion groove 36 is a rotating shaft that is formed of only a circle, by making the packing 50 made of a shape having a high center of the outer surface 55 and a low side surface 53 which is an edge only in a circle, and joining only a circle. When combined with, it is difficult to determine the position of the height of the outer surface 55, and if a rectangular projection groove is formed on both sides of the circular packing space 34, the packing 50 with the rectangular packing projection 57 is formed. ) To be easily aligned by positioning.

The front part of the rotating shaft 30 is comprised by the front passage 32 at the center, and the middle passage 39 which is perpendicular to the front passage 32 is comprised in the middle of the rotating shaft 30, and is mutually through.

The o-ring 60 is assembled to the o-ring groove 35 to prevent leakage in the direction of the small axis 38.

The locking projection 37 is located on the opposite side of the packing space 34, and has a constant width in which both sides are symmetrical in a thickness portion of the outer diameter of the front portion of the rotary shaft 30 except for the diameter of the front passage 39. When the rotary shaft 30 is rotated to open and close, it is configured to protrude in a straight shape so that the height is only 90 degrees in contact with the locking jaws (25, 25a) configured at the inner end of the rotating space (28). If you rotate, it no longer rotates.

The small shaft 38 has a diameter smaller than that of the inner diameter 14 of the bushing 10, and the lever protrusion 33 is fitted to the lever groove 43 formed in the lever 41 to be assembled.

The structure of the packing 50 has a rectangular packing protrusion 57 formed on both sides of the outside of the circle, the outer surface 55, the side surface 53 and the bottom surface 58, and elastic rubber or It is produced using materials such as silicon.

When the packing 50 is engaged with the packing space 34 of the rotating shaft 30, the packing protrusion 57 can be easily located. When the rotating shaft 30 combined with the packing 50 is inserted into the rotating space 28, and the rotating shaft 30 is rotated to open and close, the rotating space contact hole 27 and the outer surface 55 come into contact with each other and the friction force is increased. Since the whole packing 50 can be pushed in the opposite direction which rotates the rotating shaft 30 in the packing space 34, the rectangular protrusion was formed in the both sides on the outer side of the outer surface 55.

The outer surface 55 is a spherical surface having the same diameter as the rotary space contact hole 27, and is formed in a circular shape larger than the diameter of the water discharge passage 24. When the water supply valve is shut off, the water discharge passage 24 It can be sealed by blocking a large area outside the diameter.

When the packing 50 made of elastic material is coupled to the packing space 34 of the rotating shaft 30, the outer surface 55 has the same diameter as that of the rotating space contact hole 27, and thus is inserted into the rotating space 28. In this case, the entire outer surface 55 is inserted into contact with the rotating space contact hole 27, and when rotating in the rotating space 28, the entire outer surface 55 consisting of the spherical surface is the rotating space contact hole 27. Make a smooth turn while in contact with.

The side surface 53 is configured to have a constant height at right angles to the bottom surface 58, so that when the rotary shaft 30 is rotated for opening and closing, an angled corner portion of the packing 50 coupled to the packing space 34 is provided. This prevents lifting in the packing space 34.

The bottom surface 58 is flat, in close contact with the bottom of the packing space 34, and the outer surface 55 of the packing 50 consisting of a spherical surface, having a high center and a low side 53 is composed of a low thickness, When the outer surface 55 of the packing 50 having a cross-flow through the water discharge passage 24, the thin side 53 has a low elasticity to smoothly rotate and block the water discharge passage 24. When the high portion in the center of the elasticity acts a lot to block the water discharge passage 24 to improve the sealing efficiency.

The bushing 10 is assembled to the small axis 38, and when the outer diameter 15, which is configured to be slightly larger than the diameter of the bushing groove 26, is inserted into the bushing groove 26 and thermally bonded to the bushing groove 26, the bushing 10 is rotated. The inner diameter 14 which prevents the inserted rotating shaft 30 from escaping in the outward direction and is slightly larger than the diameter of the small shaft 38 has no interference with the small shaft 38 when the rotating shaft 30 rotates. Does not occur.

The lever 41 is engaged with the rotating shaft 30 when the lever groove 43 is engaged with the lever protrusion 33 and fastened with the screw 42.

5 is a cross-sectional view showing a state in which the valve according to the invention the passage opening,

6 is a left side cross-sectional view showing a portion A-A of FIG.

When the lever 41 is in the vertical direction, the locking projection 37 having a constant width on the rotating shaft 30 and configured to have a height so as to protrude in a straight shape has an upper locking jaw formed at the inner end of the rotating space 28. 25a), the intermediate passage 39 and the discharge passage 24 of the rotary shaft 30 is in a completely open state, so that the water flowing into the inlet passage 22 passes through the front passage 32 and the intermediate passage. The water flowing through the 39 and flowing into the water outlet passage 24 is supplied to the mixing faucet valve of the sink, and the water flowing into the second water outlet passage 29 is supplied to the second product.

7 is a cross-sectional view showing a state in which the valve blocked the passage according to the present invention,

8 is a left side cross-sectional view showing a portion B-B of FIG.

When the lever 41 is rotated in the clockwise direction in FIG. 5, the locking projection 37 at the end of the rotation shaft 30, which is engaged by fastening the lever 41 with the screw 42, is inside the rotation space 28. Only 90 degrees are rotated by touching the lower locking jaw 25 configured at the end, and the lever 41 is positioned in the horizontal direction.

The intermediate passage 39 and the discharge passage 24 of the main body 20 on the rotating shaft 30 are positioned to be staggered from each other by 90 degrees, and the packing 50 is positioned on the discharge passage 24.

The water flowing into the inflow passage 22 of the main body 20 flows into the front passage 32 and the intermediate passage 39 of the rotation shaft 30, touches the rotation space contact hole 27, and stops the flow. The outer surface 55 of the packing 50, which is composed of a circular shape larger than the diameter of 24) and a centrally high portion having a lot of elasticity, blocks the water discharge passage 24 so that water flow is blocked.

When the rotating shaft 30 is rotated 90 degrees to open or close the valve, a part of the water flowing into the front passage 32 and the intermediate passage 39 is a gap between the rotating space contact hole 27 and the rotating shaft 30. When flows to the small axis 38 direction, the O-ring 60 is sealed in the small axis 38 direction so that no leakage occurs.

The present invention is a structure of a water supply valve capable of smoothly and repeatedly operating the opening operation of FIG. 5 and the blocking operation of FIG. 7 without causing leakage, and in the middle of FIGS. 5 and 7, the amount of water supply can be arbitrarily adjusted. have.

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In the above, the shape of the packing 50 has been described with reference to specific embodiments. However, those skilled in the art may change the shape of the packing 50 into an elliptical shape or a polygonal shape, and combine or join the packing space of the rotating shaft. Can also be applied to other valves.

As described above, in the present invention, the valve body with the rotation space and the rotation shaft with the packing space are made of a synthetic resin material, and the packing consisting of the protrusion and the side, the bottom, and the outer surface in a circular shape is made of rubber or silicone, and the like. Made of material, oxidation does not occur, and when the packing is inserted into the rotating space by joining or bonding the packing to the packing space of the rotating shaft, the lever operation is smoothed without detachment, and the locking jaw and the locking protrusion which are formed inside If the device rotates only 90 degrees, it can be easily opened and closed, and when the valve is shut off, the second outlet passage is made of a valve structure that ensures a tight seal by contacting the outside of the diameter of the outlet passage with a packing having a large elasticity and a wide outer surface. , Integrally with the valve body, one-touch fittings and stoppers, without installing an additional T-type valve, It is effective to provide a structure of a water supply valve that can easily connect a hose of water-using products.

Claims (5)

The packing 50 is coupled to the packing space 34 of the rotating shaft 30, and the rotating shaft 30 to which the packing 50 is coupled is inserted into the rotating space 28 of the main body 20 to the water supply valve to be coupled. In In the front, there is a water supply passage 22 and a water discharge passage 24 in the middle, a second water discharge passage 29 is formed in the upper portion, and the one-touch fitting 83 and the stopper 84 are assembled. Rotating space 28 in the middle of the inside, the bushing groove 26 in the outer direction of the rotating space 28, the width and the locking protrusion 37 of the width of the locking projection 37 at the inner end of the rotating space 28 The main body 20 consisting of the locking jaws (25, 25a) forming a 90-degree angled cabinet processed to a protruding height of, A spherical surface having the same diameter as that of the rotary space contact hole 27 and having a circular outer surface 55 larger than the diameter of the water outlet passage 24, and a packing protrusion 57 having rectangular projections on both sides of the outer surface 55; Packing 50 consisting of a flat bottom surface 58 having a side 53 perpendicular to the base 58 and having a constant height, and a spherical outer surface 55 having a high center and a side 53 having a low thickness. and, The front passage 32 is centered at the front portion, and the middle passage 39 at right angles with the front passage 32 is interposed therebetween, and the engaging projection 37 protrudes in a straight line at the front portion at the front portion, It consists of a small shaft 38 with an o-ring groove 35 and a lever protrusion 33 on which the o-ring 60 is assembled, and a packing space 34 with a rectangular packing protrusion groove 36 on both sides. Rotating shaft 30 to be, A bushing 10 having an outer diameter 15 and an inner diameter 14 fitted into the bushing groove 26 and thermally bonded thereto; The structure of the water supply valve, characterized in that it comprises a lever 41 for fitting the lever groove (43) and the lever projection (33) and fastening with a screw (42) to engage with the rotary shaft (30). The water supply valve structure according to claim 1, wherein the main body (20) and the rotating shaft (30) are made of a material of synthetic resin, and the packing (50) is made of a material having elasticity. delete The method of claim 1, characterized in that the locking device consisting of a locking projection 37 formed on the rotating shaft 30 and the locking jaws 25, 25a formed in the rotating space 28 of the main body 20. The structure of the water supply valve. 2. The water supply valve structure according to claim 1, wherein a second water discharge passage is formed at an intermediate position of the water discharge passage in the main body.

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