Water inlet valve

Abstract

The utility model discloses a water inlet valve which comprises a valve body, a valve cover provided with a pressure relief hole, a water sealing force arm used for opening and closing the pressure relief hole and a floating barrel assembly used for driving the water sealing force arm, the floating barrel assembly comprises a floating barrel and a floating shell located in the floating barrel, the water sealing force arm is connected with the floating shell through a connecting piece, and the water inlet valve further comprises a decorative cover. The decorative cover is a cover body with a downward opening and covers the upper end of the valve body, and the whole water sealing force arm is contained in the decorative cover. According to the water inlet valve, the water sealing force arm is installed in the decorative cover in the hidden mode, the inner wall of the water tank can be prevented from interfering with the water sealing force arm, and adaptability is higher. In addition, the decorative cover has the functions of decoration and water retaining, the decorative cover can prevent water from flowing out of the pressure relief hole from being sprayed to the inner wall of the tank cover, and water is prevented from flowing to the outer side face of the water tank along the tank cover in the later period to form incrustation.

Description

TECHNICAL FIELD

[0001] The utility model relates to sanitary wares technical field, especially a kind of water inlet valve. BACKGROUND

[0002] Most of the water inlet valve on the market, water sealing arm is exposed to water inlet valve cover, when installed in the water tank with narrow space, since water sealing arm is easily interfered by water tank inner wall, cannot normally move up and down, cause not water or not stop water adverse phenomenon. SUMMARY

[0003] The utility model aims at at least one of the above-mentioned technical problems in the related art to some extent. To this end, the utility model provides a water inlet valve.

[0004] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0005] According to the water inlet valve of the utility model embodiment, including valve body, the valve cover of opening pressure relief hole, the water sealing arm for opening and closing the pressure relief hole, the float bucket assembly for driving the water sealing arm, the float bucket assembly includes float bucket and the float shell in the float bucket, the water sealing arm is connected with the float shell by connecting piece, the water inlet valve further includes decorative cover, the decorative cover is the cover body with opening downward, cover is set in the upper end of the valve body, the water sealing arm is wholly contained in the decorative cover.

[0006] According to the water inlet valve of the utility model embodiment, at least has the following beneficial effects:

[0007] The water inlet valve of the utility model, the water sealing arm is hiddenly installed in decorative cover, so that the overall structure of water inlet valve is more compact, decorative cover protects water sealing arm, avoids the interference of water tank inner wall to its movement, and is more suitable. In addition, decorative cover also plays the role of decoration and water blocking, decorative cover can block the water jet from the pressure relief hole into the tank cover inner wall, to avoid water flowing to the outside of water tank from tank cover in later period to form scale.

[0008] According to some embodiments of the utility model, the upper end of the valve body is formed with a containing cavity, the valve cover is installed in the containing cavity, a drain hole is opened in the lower end of the side wall of the containing cavity, the upper end of the valve body is further provided with a transverse support rod, the support rod is located between the containing cavity and the connecting piece, a first buckle position is provided on the support rod, a second buckle position is provided on the side wall of the containing cavity, and the first buckle position and the second buckle position are buckled with the decorative cover.

[0009] According to some embodiments of the utility model, the water sealing arm is arranged along the front and back directions, and the upper surface of the water sealing arm is provided with a first water blocking rib along the left and right directions.

[0010] According to some embodiments of the utility model, the upper surface of the water sealing force arm is formed with a slope, the slope is located at the front side of the first water retaining rib, the slope gradually inclines downward from front to back, the rear end of the slope is connected with the first water retaining rib, and water outlet gaps are arranged on the left and right sides of the rear end of the slope.

[0011] According to some embodiments of the utility model, the upper surface of the water sealing force arm is formed with a plurality of water draining grooves, the water draining grooves are located at the rear side of the first water retaining rib, and the trend of a single water draining groove gradually bends to the left side or the right side from front to back, so that water flows out from the left and right sides or any one side of the water sealing force arm.

[0012] According to some embodiments of the utility model, the water draining grooves are symmetrically distributed left and right around the center line in the length direction of the water sealing force arm, and each water draining groove is arranged in a stepped manner from the center line to the left and right sides.

[0013] According to some embodiments of the utility model, the groove bottom of each water draining groove is a convex arc surface, and the convex arc surface gradually inclines downward from front to back.

[0014] According to some embodiments of the utility model, the supporting rod is provided with a water guide inclined plate opposite to the water draining groove, the water guide inclined plate gradually inclines downward from back to front, the left and right sides of the water guide inclined plate are close to the left and right side walls of the decorative cover, the front end of the water guide inclined plate is connected with the side wall of the accommodating cavity, water guide gaps are arranged on the left and right sides of the front end of the water guide inclined plate, and the rear end of the water guide inclined plate is provided with a second water retaining rib.

[0015] According to some embodiments of the utility model, vertical third water retaining ribs are arranged on the left and right side walls of the decorative cover, the third water retaining ribs are located above the water guide inclined plate, the upper end of the third water retaining rib extends to the top wall of the decorative cover, and the lower end of the third water retaining rib is lower than the water draining groove.

[0016] According to some embodiments of the utility model, the supporting rod is provided with a connecting plate located at the rear side of the second water retaining rib, the first buckling positions are two and are arranged on the left and right sides of the connecting plate respectively, and the left and right side walls of the decorative cover are buckled to the connecting plate through the two first buckling positions.

[0017] The additional aspects and advantages of the utility model will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0018] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, wherein:

[0019] Figure 1 is an overall assembly view of the water inlet valve of the utility model;

[0020] Figure 2 is an explosion view of the water inlet valve of the utility model;

[0021] Figure 3 is a structure view of the water sealing force arm of the utility model;

[0022] Figure 4 is a sectional view of the water inlet valve of the utility model;

[0023] Figure 5 is Figure 4 the sectional view at A-A in the middle;

[0024] Figure 6 is a bottom schematic view of the decorative cover of the utility model;

[0025] Figure 7 is a structure view of the valve body of the utility model.

[0026] Reference signs: valve body 100, accommodating cavity 110, second buckle position 111, drain hole 120, supporting rod 130, first buckle position 131, water guide inclined plate 132, water guide notch 133, second water blocking rib 134, connecting plate 135, valve cover 200, pressure relief hole 210, air hole 220, water sealing force arm 300, water sealing glue nail 310, first water blocking rib 320, slope 330, water outlet notch 340, water draining groove 350, float bucket assembly 400, float bucket 410, float shell 420, connecting piece 430, screw sleeve 440, decorative cover 500, third water blocking rib 510, anti-siphon piece 600. DETAILED DESCRIPTION

[0027] The embodiments of the utility model are described in detail below, examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and cannot be understood as a limitation of the utility model.

[0028] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the utility model.

[0029] Reference is made to Figures 1-7The utility model provides an inlet valve, including valve body 100, the valve cover 200 of opening pressure relief hole 210, the water sealing arm 300 for opening and closing pressure relief hole 210, the float bucket assembly 400 for driving water sealing arm 300, and float bucket assembly 400 includes float bucket 410 and the float shell 420 in float bucket 410, water sealing arm 300 is connected with float shell 420 through connecting piece 430, and water sealing arm 300 is rotatably connected on valve cover 200 through the pivot of left and right sides thereof, and water sealing arm 300 is equipped with water sealing rubber nail 310 at one end, and the other end is connected with screw sleeve 440 through connecting piece 430, and screw sleeve 440 is fixed on float shell 420 through threaded connection. When the water level flows into the inside when the water level overflows the upper end of float bucket 410 and enters when the inlet valve normally works, the float shell 420 gets buoyancy and rises rapidly, at this time, water sealing arm 300 rotates around the pivot, and drives water sealing rubber nail 310 to block pressure relief hole 210, at this time, the inlet valve immediately stops water. When the water level in float bucket 410 slowly drops during the drainage process, the float shell 420 gradually loses buoyancy, at this time, pressure relief hole 210 is slowly opened, and the inlet valve starts to enter water. The inlet valve further includes decorative cover 500, decorative cover 500 is the cover body of opening downward, covers the upper end of valve body 100, and water sealing arm 300 is integrally contained in decorative cover 500. When pressure relief hole 210 is initially opened, because the channel opening is small and is in the form of a gap, at this time, pressure relief hole 210 sprays water in the form of spray, and the function of decorative cover 500 is to block the water spray to the inner wall of the tank cover and avoid the water from flowing to the outside of the water tank through the tank cover to form scale.

[0030] In some embodiments of the utility model, the upper end of valve body 100 forms containing cavity 110, valve cover 200 is installed in containing cavity 110, the side wall lower end of containing cavity 110 is opened with drain hole 120, the upper end of valve body 100 is further provided with transverse support rod 130, support rod 130 is located between containing cavity 110 and connecting piece 430, support rod 130 is provided with first buckle 131, the side wall of containing cavity 110 is provided with second buckle 111, and first buckle 131 and second buckle 111 are buckled with decorative cover 500. During the inlet process of the inlet valve, the water of pressure relief hole 210 mainly flows out from drain hole 120. Decorative cover 500 can be stably fixed on valve body 100 through first buckle 131 and second buckle 111.

[0031] In some embodiments of the utility model, the water sealing arm 300 is arranged along the front-back direction, and the upper surface of the water sealing arm 300 is provided with the first water blocking rib 320 along the left-right direction. If the water inlet valve is used in the environment with poor water quality for a long time, the partial section of the drain hole 120 will be blocked by dirt, and the water outlet is limited. At this time, if the surface of the anti-siphon piece 600 of the water inlet valve is accumulated with microorganisms or impurities, the air hole 220 of the valve cover 200 is not tightly sealed, and in the water inlet process under low water pressure (below 0.2 MPa), more water will be poured out from the air hole 220 and overflow from the upper end of the valve body 100 to the float bucket assembly 400. Especially when there is foreign matter between the air hole 220 and the anti-siphon piece 600, the water is in a jet shape. The jetted water is blocked by the decorative cover 500 and falls back to the upper surface of the water sealing arm 300. In order to prevent the water from flowing into the float bucket 410 along the upper surface of the water sealing arm 300, the first water blocking rib 320 is arranged on the upper surface of the water sealing arm 300 to change the flow direction of the water.

[0032] In some embodiments of the utility model, the upper surface of the water sealing arm 300 is formed with a slope 330, the slope 330 is located on the front side of the first water blocking rib 320, the slope 330 gradually inclines downward from front to back, the rear end of the slope 330 is connected with the first water blocking rib 320, and the left and right sides of the rear end of the slope 330 are provided with a water outlet gap 340. After being blocked by the first water blocking rib 320, the water flows away from the water outlet gap 340 on both sides.

[0033] In some embodiments of the utility model, the upper surface of the water sealing arm 300 is formed with a plurality of water drainage grooves 350, the water drainage groove 350 is located on the rear side of the first water blocking rib 320, and the trend of the single water drainage groove 350 gradually bends to the left side or the right side from front to back, so that the water flow flows out from the left and right sides or any one side of the water sealing arm 300. When the water flows over the first water blocking rib 320, it is divided to the two sides of the water sealing arm 300 through the water drainage groove 350 on the rear side.

[0034] In some embodiments of the utility model, the water drainage grooves 350 are symmetrically distributed on the left and right sides with the center line of the length direction of the water sealing arm 300 as the axis, and the water drainage grooves 350 are arranged in a stepped manner from the center line to the left and right sides. Further, the water drainage grooves 350 are arranged in six rows, three rows on the left and three rows on the right in a symmetrical manner, and the stepped arrangement of the water drainage grooves 350 can quickly drain water.

[0035] In some embodiments of the utility model, the groove bottom of each water drainage groove 350 is a convex arc surface, and the convex arc surface gradually inclines downward from front to back. The convex arc surface of the groove bottom and the inclined arrangement can improve the water flow speed and realize quick water drainage.

[0036] In some embodiments of the utility model, the water diversion inclined plate 132 is opposite to the water drain groove 350, the water diversion inclined plate 132 gradually inclines downward from back to front, the left and right sides of the water diversion inclined plate 132 are close to the left and right side walls of the decorative cover 500, the front end of the water diversion inclined plate 132 is connected with the side wall of the accommodating cavity 110, the left and right sides of the front end of the water diversion inclined plate 132 are equipped with water diversion notches 133, and the rear end of the water diversion inclined plate 132 is equipped with a second water retaining rib 134. The left and right side walls of the decorative cover 500 and the water diversion inclined plate 132 form a relatively sealed water diversion area, the water flowing down by the water drain groove 350 is blocked in the front side of the second water retaining rib 134 and can only flow down along the water diversion inclined plate 132 through the water diversion notches 133 on the two sides along the outer side wall of the valve body 100.

[0037] In some embodiments of the utility model, the left and right side walls of the decorative cover 500 are equipped with vertical third water retaining ribs 510, the third water retaining ribs 510 are located above the water diversion inclined plate 132, the upper end of the third water retaining rib 510 extends to the top wall of the decorative cover 500, and the lower end of the third water retaining rib 510 is lower than the water drain groove 350. The third water retaining rib 510 can prevent water from flowing along the inner wall of the decorative cover 500 to the upper space of the float bucket assembly 400 and dripping into the float bucket 410 due to unevenness of the ceramic inner surface and inclination of the water inlet valve installation.

[0038] In some embodiments of the utility model, the connecting plate 135 is located on the rear side of the second water retaining rib 134, the first buckle position 131 is two and is respectively arranged on the left and right sides of the connecting plate 135, and the left and right side walls of the decorative cover 500 are buckled on the connecting plate 135 through the two first buckle positions 131. The left and right sides of the decorative cover 500 are fixed on the connecting plate 135, so that the installation of the decorative cover 500 is firm.

[0039] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A water inlet valve comprising a valve body (100), a valve cover (200) having a pressure relief hole (210) formed therein, a water seal arm (300) for opening and closing the pressure relief hole (210), and a float bucket assembly (400) for driving the water seal arm (300), the float bucket assembly (400) comprising a float bucket (410) and a float shell (420) located in the float bucket (410), the water seal arm (300) being connected to the float shell (420) by a connecting member (430), characterized in that, Further comprising a decorative cover (500) which is an open-down cover and covers the upper end of the valve body (100), and the water sealing force arm (300) is wholly contained in the decorative cover (500).

2. The inlet valve of claim 1, wherein The upper end of the valve body (100) is formed with a containing cavity (110), the valve cover (200) is installed in the containing cavity (110), the lower end of the side wall of the containing cavity (110) is opened with a drainage hole (120), the upper end of the valve body (100) is further provided with a transverse support rod (130) which is located between the containing cavity (110) and the connecting piece (430), the support rod (130) is provided with a first buckling position (131), the side wall of the containing cavity (110) is provided with a second buckling position (111), and the first buckling position (131) and the second buckling position (111) are buckled with the decorative cover (500).

3. The inlet valve of claim 2, wherein The water sealing force arm (300) is arranged along the front-rear direction, and the upper surface of the water sealing force arm (300) is provided with a first water blocking rib (320) along the left-right direction.

4. The inlet valve of claim 3, wherein The upper surface of the water sealing force arm (300) is formed with a slope (330) which is located at the front side of the first water blocking rib (320), the slope (330) gradually inclines downward from front to back, the rear end of the slope (330) is connected with the first water blocking rib (320), and the left and right sides of the rear end of the slope (330) are provided with a drainage gap (340).

5. The inlet valve of claim 3, wherein The upper surface of the water sealing force arm (300) is formed with a plurality of water draining grooves (350) which are located at the rear side of the first water blocking rib (320), the trend of a single water draining groove (350) gradually bends to the left side or the right side from front to back, so that the water flows out from the left and right sides or any one side of the water sealing force arm (300).

6. The inlet valve of claim 5, wherein, The water draining grooves (350) are symmetrically distributed along the center line of the length direction of the water sealing force arm (300) as an axis, and each water draining groove (350) is arranged in a stepped manner from the center line to the left and right sides.

7. The inlet valve of claim 6, wherein The groove bottom of each water draining groove (350) is a convex arc surface which gradually inclines downward from front to back.

8. The inlet valve of claim 5, wherein, The support rod (130) is provided with a water guiding slope (132) opposite to the water draining groove (350), the water guiding slope (132) gradually inclines downward from back to front, the left and right sides of the water guiding slope (132) are close to the left and right side walls of the decorative cover (500), the front end of the water guiding slope (132) is connected with the side wall of the containing cavity (110), the left and right sides of the front end of the water guiding slope (132) are provided with a water guiding gap (133), and the rear end of the water guiding slope (132) is provided with a second water blocking rib (134).

9. The inlet valve of claim 8, wherein, The left and right side walls of the decorative cover (500) are provided with vertical third water retaining ribs (510), which are located above the water guide inclined plate (132), the upper end of the third water retaining rib (510) extends to the top wall of the decorative cover (500), and the lower end of the third water retaining rib (510) is lower than the water draining groove (350).

10. The inlet valve of claim 8, wherein, The connecting plate (135) is arranged on the support rod (130) and located at the rear side of the second water retaining rib (134), the first buckling position (131) is provided with two first buckling positions (131) respectively arranged on the left and right sides of the connecting plate (135), and the left and right side walls of the decorative cover (500) are buckled to the connecting plate (135) through the two first buckling positions (131).

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