Single-float barrel water intake valve

Abstract

The present invention relates to the technical field of water inlet valves. Disclosed is a single-float barrel water inlet valve. A water inlet channel and a water outlet channel of the water inlet valve are connected or disconnected by means of a valve. A single-float barrel is configured to control the valve and has a groove into which water is injected and a buoyancy chamber. The water outlet channel is provided with a flow guide component. The flow guide component is provided with a water receiving cavity. The water receiving cavity is configured to receive water from the water outlet channel. A water outlet hole is provided at the bottom of the water receiving cavity. A water guide plate covering the water outlet hole is provided above the water outlet hole and is configured to guide water entering the water receiving cavity to flow between the water guide plate and the side wall of the water receiving cavity. A water passage gap is provided between the water guide plate and the water outlet hole, such that water flows through the water passage gap and the water outlet hole in sequence and flows into a water tank. The water receiving cavity is further provided with a flow guide channel configured to guide out part of a water flow in the water receiving cavity to fall into the groove, so as to provide an additional counterweight for the single-float barrel. The present invention prevents the water level in the water tank from being unstable under different water pressures.

Description

Single bucket water inlet valve TECHNICAL FIELD

[0001] The present application relates to the technical field of water inlet valve, in particular to a single bucket water inlet valve. BACKGROUND

[0002] The current single bucket water inlet valve in the case of low water pressure, water into the tank, the water surface is stable, with the stable rising of water level, the single bucket also rises steadily, until the single bucket closes the valve; while in the case of high water pressure, water flow into the tank quickly, causing the water surface is unstable, because the single bucket is lighter, easy to be affected by the water surface, leading to premature water, compared with the low water pressure, the highest water level position is lower when the high water pressure, therefore the problem of the existing single bucket water inlet valve is that the single bucket is easily affected by the high and low different water pressure, when encountering high and low different water pressure, it will cause the water level in the tank is unstable. SUMMARY

[0003] The purpose of the present application is to provide a single bucket water inlet valve, overcome the above-mentioned defects, reduce the influence of high and low different water pressure on the single bucket, so as to avoid the water level in the tank is unstable when the single bucket encounters high and low different water pressure.

[0004] To achieve the above purpose, the solution of the present application is:

[0005] A single bucket water inlet valve is arranged in the tank, the water inlet valve has a water inlet channel and a water outlet channel, the water inlet channel and the water outlet channel are connected or disconnected by a valve, the single bucket slides up and down to control the valve to connect or disconnect the water inlet channel and the water outlet channel, which has a groove capable of being filled with water, and at least one buoyancy chamber; the water outlet channel of the water inlet valve is provided with a flow guide component, the flow guide component is provided with a water receiving cavity, the water receiving cavity is used for receiving water from the water outlet channel, the bottom of the water receiving cavity is provided with a water outlet hole, the upper side of the water outlet hole is provided with a water guide piece covering the water outlet hole, the water guide piece is used for guiding the water in the water receiving cavity to flow between the water guide piece and the side wall of the water receiving cavity, there is a water passing gap between the water guide piece and the water outlet hole, so that the water flows through the water passing gap and the water outlet hole into the tank in turn, the side wall of the water receiving cavity is provided with a flow guide channel, the flow guide channel is used for guiding part of the water flow in the water receiving cavity out of the water receiving cavity and falling into the groove to provide additional counterweight for the single bucket.

[0006] Further, a drainage groove is recessed around the water outlet hole on the bottom of the water receiving cavity, the drainage groove is used for the water flow between the water guide piece and the side wall of the water receiving cavity to flow in, and the drainage groove and the flow guide channel are communicated.

[0007] Further, the area of the water outlet hole is greater than the sum of the areas of all the water passing gaps.

[0008] Further, the bottom of the groove is provided with a drain hole to drain the water in the groove into the water tank.

[0009] Further, the top of the water guide piece is conical.

[0010] Further, the water receiving component includes a water outlet pipe and a water receiving groove, the water guide component is arranged at the water outlet end of the water outlet channel, the water receiving groove is sleeved on the outer periphery of the water guide component and the water outlet channel, and the water outlet pipe is arranged on the water receiving groove below the water guide component to make the water flow from the water outlet hole into the water outlet pipe and then into the water tank.

[0011] Further, the outer side wall of the water receiving cavity is provided with a water passing cavity covering the water guide channel to make the water flow guided by the water guide channel into the water passing cavity, and the water passing cavity has a downward opening for the water flow in the water passing cavity to flow out.

[0012] Further, the groove bottom of the water receiving groove is provided with an additional water outlet part located directly above the groove, the side wall of the water receiving cavity away from the water passing cavity is located at the water inlet end of the additional water outlet part, and the side wall extends downward into the additional water outlet part to divide the additional water outlet part into two parts, one part of the additional water outlet part is communicated with the water passing cavity through the opening to inject the water in the water passing cavity into the groove.

[0013] Further, the valve is a back pressure valve having a pressure relief through hole located above the water receiving groove to make the water flow from the pressure relief through hole into the water receiving groove and then into the groove through the other part of the additional water outlet part.

[0014] Further, the water inlet valve includes a valve seat, and the valve is detachably arranged in the valve seat.

[0015] After the above scheme is adopted, the application has the following advantages:

[0016] The water guide piece is arranged above the water outlet hole to guide the water flow between the water guide piece and the side wall of the water receiving cavity, the water flow sequentially passes through the water passing gap and the water outlet hole and then enters the water tank, the water receiving cavity further has a water guide channel to guide part of the water in the water receiving cavity to flow out and then into the groove of the single float bucket to increase the weight of the single float bucket, and thus part of the water flow flows out from the water guide channel and then into the groove of the single float bucket to increase the weight of the single float bucket and reduce the influence of different water pressures on the single float bucket, and the water level in the water tank is stable when the single float bucket encounters different water pressures. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 is a whole structure diagram of the water inlet valve of the application.

[0018] Figure 2 is an exploded view of the water inlet valve of the present application;

[0019] Figure 3 is a cross-sectional view of the water inlet valve of the present application;

[0020] Figure 4 is a structural view of the flow guide of the present application;

[0021] Figure 5 is a cross-sectional view of the flow guide of the present application.

[0022] Reference signs: 10, water inlet valve; 11, water inlet passage; 12, water outlet passage; 13, valve; 14, valve seat; 15, single float bucket; 151, recess; 152, buoyancy chamber; 16, flow guide; 161, water receiving cavity; 162, water outlet hole; 163, water guide piece; 164, water passing gap; 165, flow guide passage; 166, flow guide groove; 167, water passing cavity; 17, water receiving component; 171, water outlet pipe; 172, water receiving groove; 1721, additional water outlet part. Embodiment of the present application

[0023] The present application is described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0024] In the claims, specification, and above drawings of the present application, unless otherwise expressly specified, all directional terms such as "center", "transverse", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "back", "left", "right", "clockwise", "counterclockwise", etc., are intended to indicate the relative orientation or position of the device or element being described, and are not intended to indicate or imply the specific orientation or location of the device or element in a particular case, so they cannot be understood as limiting the specific protection scope of the present application.

[0025] As shown in Figures 1 to 5, the present application provides a single float bucket 15 water inlet valve 10, which is arranged in a water tank, the water inlet valve 10 has a water inlet passage 11 and a water outlet passage 12, the water inlet passage 11 and the water outlet passage 12 are connected or disconnected by a valve 13, the single float bucket 15 slides up and down to control the valve 13 to connect or disconnect the water inlet passage 11 and the water outlet passage 12, which has a recess 151 that can be filled with water, and at least one buoyancy chamber 152;

[0026] The water outlet channel 12 of the water inlet valve 10 is provided with a flow guide component 16, the flow guide component 16 is provided with a water receiving cavity 161, the water receiving cavity 161 is used for receiving water from the water outlet channel 12, the bottom of the water receiving cavity 161 is provided with a water outlet hole 162, the upper side of the water outlet hole 162 is provided with a water guide piece 163 covering the water outlet hole 162, the water guide piece 163 is used for guiding the water entering the water receiving cavity 161 to flow between the water guide piece 163 and the side wall of the water receiving cavity 161, there is a water passing gap 164 between the water guide piece 163 and the water outlet hole 162, so that the water flow sequentially passes through the water passing gap 164 and the water outlet hole 162 and flows into the water tank, the side wall of the water receiving cavity 161 is provided with a flow guide channel 165, the flow guide channel 165 is used for guiding part of the water flow in the water receiving cavity 161 to flow out of the water receiving cavity 161 and fall into the groove 151, so as to provide additional counterweight for the single float bucket 15.

[0027] The present application can guide part of the water flow to flow out of the flow guide channel 165 and fall into the groove 151 of the single float bucket 15 under low water pressure or high water pressure, increase the counterweight of the single float bucket 15, reduce the influence of different water pressures on the single float bucket 15, and avoid the instability of the water level in the water tank when the single float bucket 15 encounters high or low water pressure, and the present application can also buffer the water pressure and reduce the water flow impact force through the water guide piece 163.

[0028] Specifically, the buoyancy chamber 152 is designed to be open downward and airtight upward, so that air is sealed in the buoyancy chamber 152 during injection, thereby the single float bucket 15 floats up, and it can be understood that the single float bucket 15 has good buoyancy coordination with the valve 13 when the groove 151 is completely injected;

[0029] When the valve 13 is opened, the water inlet channel 11 and the water outlet channel 12 are communicated, at this time, not only water is output from the water outlet hole 162, but also water is output from the flow guide channel 165, and the water output from the flow guide channel 165 is injected into the groove 151 to increase the counterweight of the single float bucket 15, and a drain hole is further arranged at the bottom of the groove 151, so that the water in the groove 151 can be drained from the drain hole into the water tank, and it can be understood that the groove 151 can be filled with water while draining water on one side, and the water outlet end of the drain hole is always higher than the water surface.

[0030] Further, the area of the water outlet hole 162 is greater than the sum of the areas of all the water passing gaps 164, so as to increase the efficiency of the water flow out of the water receiving cavity 161.

[0031] Further, the top of the water guide piece 163 is conical, so as to guide the water flow entering the water receiving cavity 161, and buffer the water pressure and reduce the water flow impact force.

[0032] Further, a drainage groove 166 is concavely arranged around the water outlet hole 162 at the bottom of the water receiving cavity 161, the drainage groove 166 is used for water flow between the water guide piece 163 and the side wall of the water receiving cavity 161 to flow into, and the drainage groove 166 and the water guide channel 165 are communicated, when the water flow between the water guide piece 163 and the side wall of the water receiving cavity 161 flows into the drainage groove 166, and the drainage groove 166 is not full, the water in the drainage groove 166 will flow out from the water guide channel 165 first, but because the water inlet efficiency of the water receiving cavity 161 is much greater than the water outlet efficiency of the water guide channel 165, when the water flows out from the water guide channel 165, the water level in the drainage groove 166 will also gradually increase, until overflowing from the drainage groove 166, and then passing through the water passing gap 164 and the water outlet hole 162, and flowing into the water tank from the water outlet hole 162, so that the drainage groove 166 can cooperate with the water guide channel 165 to guide the water flow, and further buffer the water flow, reduce the water pressure and the impact force of the water flow.

[0033] Further, the present application also includes a water receiving component 17, the water receiving component 17 includes a water outlet pipe 171 and a water receiving groove 172, the water guide component 16 is arranged at the water outlet end of the water outlet channel 12, the water receiving groove 172 is sleeved on the outer periphery of the water guide component 16 and the water outlet channel 12, and the water outlet pipe 171 is arranged on the water receiving groove 172 below the water guide component 16, so that the water flow flowing out from the water outlet hole 162 enters the water outlet pipe 171, and then flows into the water tank from the water outlet pipe 171, in this embodiment, the water guide component 16 is located above the groove 151;

[0034] Further, the water passing cavity 167 covering the water guide channel 165 is arranged at the water guide channel 165 of the outer side wall of the water receiving cavity 161, so that the water flow guided by the water guide channel 165 enters the water passing cavity 167, and the water passing cavity 167 has a downward opening for the water flow in the water passing cavity 167 to flow out;

[0035] Specifically, the groove bottom of the water receiving groove 172 is provided with an additional water outlet part 1721, the additional water outlet part 1721 is located directly above the groove 151, the side wall of the water passing cavity 167 away from the water receiving cavity 161 is located at the water inlet end of the additional water outlet part 1721, and the side wall extends downward into the additional water outlet part 1721 to separate the additional water outlet part 1721 into two parts, one part of the additional water outlet part 1721 is communicated with the water passing cavity 167 through the opening, so as to inject the water in the water passing cavity 167 into the groove 151; specifically, the water outlet end of the additional water outlet part 1721 points to the groove 151, so as to guide the water into the groove 151;

[0036] Further, the valve 13 is a back pressure valve, which has a pressure relief hole above the water collecting groove, so that the water flowing out of the pressure relief hole flows into the water collecting groove 172, and is injected into the groove 151 through the water inlet end of the additional water outlet part 1721. Specifically, the back pressure valve has a back pressure cavity, which is filled with water to form back pressure. When the water inlet valve 10 is in water inlet, the pressure relief hole is opened, the water in the back pressure cavity flows out of the pressure relief hole, and flows into the water collecting groove 172, and is injected into the groove 151 through the water inlet end of the additional water outlet part 1721.

[0037] The water inlet valve 10 includes a valve seat 14, and the valve 13 is detachably arranged in the valve seat 14, so as to facilitate the maintenance of the valve 13. Specifically, the valve 13 is provided with a clamping block, and the valve seat 14 is provided with a clamping groove. After the valve 13 is placed in the valve seat 14, it is rotated to seal and clamp the valve 13 in the valve seat 14.

[0038] The above only describes the preferred embodiments of the present application, and is not intended to limit the design of the present application. Any equivalent changes made according to the key design of the present application shall fall within the scope of protection of the present application.

Claims

1. A single float inlet valve disposed in a water tank, characterized by: The water inlet valve has a water inlet channel and a water outlet channel, and a valve is arranged between the water inlet channel and the water outlet channel to connect or disconnect the water inlet channel and the water outlet channel. The single floating bucket slides up and down to control the valve to connect or disconnect the water inlet channel and the water outlet channel. The single floating bucket has a groove capable of being filled with water, and at least one buoyancy chamber; The water outlet channel of the water inlet valve is provided with a flow guide component. The flow guide component is provided with a water receiving cavity for receiving water from the water outlet channel. The bottom of the water receiving cavity is provided with a water outlet hole. A water guide piece is arranged above the water outlet hole to guide the water entering the water receiving cavity to the space between the water guide piece and the side wall of the water receiving cavity. The water guide piece and the water outlet hole have a water passing gap therebetween, so that the water flows into the water tank through the water passing gap and the water outlet hole in sequence. The side wall of the water receiving cavity is provided with a flow guide channel for guiding part of the water flow in the water receiving cavity out of the water receiving cavity and into the groove to provide additional counterweight for the single floating bucket.

2. A single-poppet inlet valve as claimed in claim 1, characterized in that: A drainage groove is recessed around the water outlet hole at the bottom of the water receiving cavity. The drainage groove is used for the water flow between the water guide piece and the side wall of the water receiving cavity to flow in, and the drainage groove is in communication with the flow guide channel.

3. A single float inlet valve as defined in claim 1, wherein: The area of the water outlet hole is greater than the total area of all water passing gaps.

4. A single-poppet inlet valve as claimed in claim 1, characterized in that: The bottom of the groove is further provided with a drain hole to drain the water in the groove into the water tank.

5. A single-poppet inlet valve as claimed in claim 1, characterized in that: The top of the water guide piece is conical.

6. A single float valve according to claim 1 wherein: The water inlet valve further comprises a water receiving component, which includes a water outlet pipe and a water receiving groove. The flow guide component is arranged at the water outlet end of the water outlet channel. The water receiving groove is sleeved on the outer periphery of the flow guide component and the water outlet channel. The water outlet pipe is arranged on the water receiving groove below the flow guide component, so that the water flow from the water outlet hole enters the water outlet pipe and then flows into the water tank from the water outlet pipe.

7. A single float valve according to claim 6 wherein: A water passing cavity is arranged on the outer side wall of the water receiving cavity at the flow guide channel to cover the flow guide channel, so that the water flow guided by the flow guide channel enters the water passing cavity. The water passing cavity has a downward opening for the water flow in the water passing cavity to flow out.

8. A single float valve according to claim 7 wherein: The groove bottom of the water receiving groove is provided with an additional water discharge part, which is located directly above the groove. The side wall of the water passing cavity away from the water receiving cavity is located at the water inlet end of the additional water discharge part, and the side wall extends downward into the additional water discharge part to divide the additional water discharge part into two parts. One part of the additional water discharge part is connected through the opening and the water passing cavity to inject the water in the water passing cavity into the groove.

9. A single float valve according to claim 8 wherein: The valve is a back pressure valve having a pressure relief through hole located above the water receiving groove, so that the water flowing out of the pressure relief through hole flows into the water receiving groove and is injected into the groove through the other part of the additional water discharge part.

10. A single float inlet valve as defined in claim 1, wherein: The water inlet valve comprises a valve seat, and the valve is detachably arranged in the valve seat.

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