CN212375964U - Anti-backflow side water inlet valve - Google Patents
Anti-backflow side water inlet valve Download PDFInfo
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- CN212375964U CN212375964U CN201922318571.0U CN201922318571U CN212375964U CN 212375964 U CN212375964 U CN 212375964U CN 201922318571 U CN201922318571 U CN 201922318571U CN 212375964 U CN212375964 U CN 212375964U
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Abstract
The utility model provides an anti-reflux side water intaking valve, including body, inlet tube and outlet pipe, this internal moisturizing passageway that is used for intaking to the water tank that is equipped with, the inlet tube is installed in the side top of body, is equipped with the water inlet channel in the inlet tube, the outlet pipe is installed at the body upside, is equipped with the exhalant canal with the inlet channel intercommunication in the outlet pipe, the play water outlet end of exhalant canal is located moisturizing passageway directly over and be formed with between the play water outlet end of exhalant canal and the moisturizing passageway up end with outside communicating open clearance in order to prevent that the water of water tank from flowing back to the inlet channel. The utility model discloses a set up the delivery port in the water outlet channel top, and have the interval between the two to keep delivery port and the highest surface of water can not direct contact, keep 20 mm's interval, make the water in the water tank can not flow back in the pipeline, thereby can not pollute the water source.
Description
Technical Field
The utility model relates to a water intaking valve technical field, concretely relates to anti-reflux side water intaking valve.
Background
The water inlet valve of the toilet is a device for controlling the automatic water inlet of the toilet water tank, when the water level of the water tank is lower than a certain water level, the water inlet valve enters the water tank until the water level in the water tank rises to a certain water level, and the water inlet valve stops water. The water inlet and the water outlet of the traditional water inlet valve are directly connected, so that the water outlet is directly contacted with the water in the water tank, the risk of water backflow exists, and the water in a water pipe is polluted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above weak point, provide an anti-reflux side water intaking valve, through having the interval between messenger's delivery port and the body, thereby avoid the water direct contact of delivery port and water tank effectively to prevent that the water of water tank from flowing back in the inlet pipe.
The utility model provides a scheme that technical problem adopted is: the utility model provides an anti-reflux side water intaking valve, includes body, inlet tube and outlet pipe, this internal moisturizing passageway that is used for intaking to the water tank that is equipped with, the inlet tube is installed in the side top of body, is equipped with the water inlet channel in the inlet tube, the outlet pipe is installed at the body upside, is equipped with the exhalant canal with the water inlet channel intercommunication in the outlet pipe, the play water end of exhalant canal is located moisturizing passageway directly over and be formed with between the play water end of exhalant canal and the moisturizing passageway up end with the communicating open clearance in order to prevent that the water of water tank from flowing back to the water inlet channel in.
Furthermore, in order to guide the water in the water inlet channel upwards to ensure that a certain height difference exists between the water outlet of the water outlet channel and the upper end of the water replenishing channel, the water outlet of the water outlet channel and the upper end of the water replenishing channel are separated from each other, and a connecting structure is not formed; the upper side in the body is provided with a connecting channel used for connecting the water outlet end of the water inlet channel with the water inlet end of the water outlet channel, the connecting channel is L-shaped, and the water outlet channel is inverted U-shaped.
Furthermore, in order to prevent the water from flowing down at a high speed, the air in the body cannot be discharged in time and is retained in the body, so that the water cannot flow down smoothly; the body is a hollow pipe to form an internal water supplementing channel, and a plurality of exhaust holes for timely exhausting air in the water supplementing channel when water flows too fast are formed in the side wall of the body.
Furthermore, in order to divide water into two paths and prevent the water from impacting on the water surface at high speed when the water level is high, and the water flow is upwelled or splashed around; the upside of body is equipped with the branch water cavity with the moisturizing passageway intercommunication, be equipped with on the body and be located branch water cavity top and be used for preventing the fender stream lid that the rivers splashes.
Furthermore, in order to prevent the down-flowing water from directly impacting on the water surface, the down-flowing water is dispersed to prevent the water from splashing upwards and discharge the water remained on the flow blocking cover in time; the water drainage device is characterized in that the flow blocking cover is provided with a through hole positioned below the water outlet end of the water outlet channel and a water drainage cavity positioned on the periphery of the through hole, the through hole is provided with a splash-proof net, the horizontal plane where the cavity bottom of the water drainage cavity is positioned is lower than the upper end face of the through hole, and the flow blocking cover is provided with a plurality of water drainage holes positioned on the cavity wall of the water drainage cavity.
Furthermore, in order to ensure that the water outlet is not directly contacted with the highest water surface, the water in the water tank is prevented from flowing back into the pipeline to pollute the water source; the distance between the water outlet end of the water outlet channel and the upper end surface of the water supplementing channel is 20 mm.
Compare prior art, the utility model has the advantages of it is following: the utility model arranges the water outlet above the water outlet channel and has an open space between the water outlet and the water outlet channel, thereby keeping the water outlet not to be directly contacted with the highest water surface and keeping the distance of 20mm, preventing the water in the water tank from flowing back into the pipeline, so as not to pollute water source, and the water outlet structure from top to bottom has initial speed under the action of self gravity and potential energy, so that a pressure storage cavity is not needed to be additionally arranged to keep water pressure like the traditional water inlet valve, even if the pressure is low, the water supply is stable, the water can be smoothly discharged, in order to further ensure the smooth water discharge, the side wall of the body is provided with the exhaust holes to exhaust air in time, so that the problem that the air in the body cannot be exhausted in time when high-speed water flows down to cause water outlet congestion is avoided, and the upside of body is provided with the fender stream lid, avoids when high water level, and water rushes down at a high speed and surges after striking the surface of water, and water splashes everywhere.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
fig. 3 is a structural sectional view of the present invention.
In the figure: 1-body; 101-a water replenishing channel; 102-a connecting channel; 103-air vent; 104-a water diversion cavity; 2-water inlet pipe; 201-a water inlet channel; 3-water outlet pipe; 301-a water outlet channel; 4-a flow blocking cover; 401-a drainage cavity; 402-anti-splash net; 403-drain hole; 5-a buoy; 6-adjusting a screw rod; 7-lifting the rod; 8-a water stop seat; 9-water stop rubber mat; 10-water stop cover; 11-a pressure relief pad; 12-nut cap.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples:
example (b): as shown in fig. 1-3, this embodiment provides an anti-backflow side water inlet valve, including body 1, inlet tube 2 and outlet pipe 3, be equipped with the moisturizing passageway 101 that is used for intaking to the water tank in the body 1, inlet tube 2 installs the side top at body 1, is equipped with inhalant canal 201 in the inlet tube 2, outlet pipe 3 installs at body 1 upside, is equipped with the exhalant canal 301 that communicates with inhalant canal 201 in the outlet pipe 3, the play water end of exhalant canal 301 is located moisturizing passageway 101 directly over and the play water end of exhalant canal 301 is formed with between moisturizing passageway 101 up end with the communicating open clearance in order to prevent that the water of water tank from flowing back to inhalant canal 201 with the outside.
In this embodiment, in order to guide the water in the water inlet channel 201 upward to ensure that a certain height difference exists between the water outlet of the water outlet channel 301 and the upper end of the water replenishing channel 101, the water outlet and the water replenishing channel are separated from each other, and a connecting structure is not formed; the upper side in the body 1 is provided with a connecting channel 102 for connecting the water outlet end of the water inlet channel 201 with the water inlet end of the water outlet channel 301, the connecting channel 102 is L-shaped, and the water outlet channel 301 is inverted U-shaped.
In this embodiment, in order to prevent the water from flowing down at a high speed, the air in the main body 1 cannot be discharged in time, and remains in the main body 1, so that the water cannot flow down smoothly; the body 1 is a hollow pipe to form a water supplementing channel 101 in the body 1, and a plurality of air exhaust holes 103 used for timely exhausting air in the water supplementing channel 101 when water flows too fast are formed in the side wall of the body 1.
In the embodiment, in order to divide water into two paths and prevent the water from impacting on the water surface at high speed when the water level is high, the water flow is upwelled or splashed around; the upside of body 1 is equipped with the branch water cavity 104 that communicates with moisturizing passageway 101, be equipped with on body 1 and be located the fender stream lid 4 that divides water cavity 104 top to be used for preventing rivers splash.
In the present embodiment, in order to prevent the water falling down from directly hitting the water surface, the water falling down is dispersed to prevent the water from splashing upward and to discharge the water staying on the flow blocking cover 4 in time; the flow blocking cover 4 is provided with a through hole positioned below the water outlet end of the water outlet channel 301 and a water drainage cavity 401 positioned on the periphery of the through hole, the through hole is provided with a splash net 402, the horizontal plane of the cavity bottom of the water drainage cavity 401 is lower than the upper end surface of the through hole, and the flow blocking cover 4 is provided with a plurality of water drainage holes 403 positioned on the cavity wall of the water drainage cavity 401.
In this embodiment, in order to ensure that the water outlet does not directly contact with the highest water surface, the water in the water tank is prevented from flowing back into the pipeline to pollute the water source; the distance between the water outlet end of the water outlet channel 301 and the upper end surface of the water replenishing channel 101 is 20 mm.
In this embodiment, the water outlet end of the water inlet pipe 2 is provided with a water stop assembly, the water stop assembly comprises a float 5, an adjusting screw 6, a lifting rod 7, a water stop seat 8, a water stop rubber pad 9, a water stop cover 10 and a pressure release pad 11, the float 5 is movably sleeved on the body 1, the lower end of the adjusting screw 6 is connected with the float 5, the upper end of the adjusting screw 6 is connected with the lifting rod 7, the other end of the lifting rod 7 is rotatably installed on the water stop cover 10, the water stop cover 10 is fastened on the body 1, the water stop seat 8 is installed at the water outlet end of the water inlet pipe 2, the water stop seat 8 is provided with a water stop port, the water stop rubber pad 9 is arranged between the water stop cover 10 and the water stop seat 8 for plugging on the water stop port, the water stop cover 10 is provided with a pressure release cavity located on one side of the water stop rubber pad 9 opposite to the water stop port, the water stop rubber pad, the water stop cover 10 is provided with a pressure relief hole for communicating the pressure relief cavity with external atmospheric pressure, and the pressure relief pad 11 is arranged on the lifting rod 7 and is plugged on the pressure relief hole; be equipped with the erection column that extends to stagnant water cushion 9 one side on the stagnant water lid 10, stagnant water cushion 9 cartridge has the clearance in order to form the pressure boost hole on the erection column and between stagnant water cushion 9 and the erection column, and inlet tube 2 passes through nut lid 12 and installs on stagnant water lid 10, inhalant canal 201 is equipped with the sealing washer through stagnant water mouth and interface channel 102 intercommunication between inlet tube 2 and the nut lid 12, and the one end of lifting rod 7 is equipped with the connecting hole that is used for being connected with adjusting screw 6, and the other end of lifting rod 7 is equipped with and is used for rotating the rotation projection of installing on stagnant water lid 10, be equipped with on the stagnant water lid 10 and be used for buckling the mounting hole of rotating the projection, the middle part of lifting rod 7 is equipped with and is used for dodging installing avoiding.
The specific implementation process comprises the following steps: water enters the side inlet valve from the water inlet pipe 2, and because the pressure relief hole is in an open state, a pressure relief cavity formed by the water stop rubber pad 9 and the water stop cover 10 cannot keep high pressure, the water stop rubber pad 9 is in an open state under the impact of water flow of the water inlet pipe 2, the water enters the connecting channel 102 through the water stop rubber pad 9 and then enters the water outlet channel 301, after the water comes out of the water outlet pipe 3, under the self gravity and potential energy, one path of water flows to the buoy 5 to be used as counterweight water, and the other path of water directly enters the water tank through the water supplement channel 101; the water tank is filled with water continuously, the water level rises to the floating barrel 5 to float, the floating barrel 5 and the adjusting screw 6 move upwards to drive the lifting rod 7 to lift upwards, the pressure relief hole is blocked by the pressure relief pad 11 at the other end of the lifting rod 7 under the action of a lever principle, water of the water inlet pipe 2 enters the pressure relief cavity through the pressure boost hole, the pressure in the pressure relief cavity rises sharply, the water stop rubber pad 9 is pressed downwards to block the water stop port, and therefore the water stop effect is achieved.
The above only is the embodiment of the present invention, and not therefore the scope of the patent protection of the utility model, all utilize the equivalent structure or equivalent flow transformation made by the contents of the specification and the drawings, or directly or indirectly use in other related technical fields, all including in the same way the scope of the patent protection of the present invention.
Claims (6)
1. The utility model provides an anti-return side water intaking valve which characterized in that: including body, inlet tube and outlet pipe, this internal moisturizing passageway that is used for intaking to the water tank that is equipped with, the inlet tube is installed in the side top of body, is equipped with the passageway of intaking in the inlet tube, the outlet pipe is installed at the body upside, is equipped with the exhalant canal with inhalant canal intercommunication in the outlet pipe, exhalant canal's play water end is located moisturizing passageway directly over and is formed with between the play water end of exhalant canal and the moisturizing passageway up end with the communicating open clearance in order to prevent that the water of water tank from flowing back to the inhalant canal in outside.
2. The backflow-preventing side water inlet valve as claimed in claim 1, wherein: the upper side in the body is provided with a connecting channel used for connecting the water outlet end of the water inlet channel with the water inlet end of the water outlet channel, the connecting channel is L-shaped, and the water outlet channel is inverted U-shaped.
3. The backflow-preventing side water inlet valve as claimed in claim 1, wherein: the body is a hollow pipe to form an internal water supplementing channel, and a plurality of exhaust holes for timely exhausting air in the water supplementing channel when water flows too fast are formed in the side wall of the body.
4. The backflow-preventing side water inlet valve as claimed in claim 1, wherein: the upside of body is equipped with the branch water cavity with the moisturizing passageway intercommunication, be equipped with on the body and be located branch water cavity top and be used for preventing the fender stream lid that the rivers splashes.
5. The backflow-preventing side water inlet valve as claimed in claim 4, wherein: the water drainage device is characterized in that the flow blocking cover is provided with a through hole positioned below the water outlet end of the water outlet channel and a water drainage cavity positioned on the periphery of the through hole, the through hole is provided with a splash-proof net, the horizontal plane where the cavity bottom of the water drainage cavity is positioned is lower than the upper end face of the through hole, and the flow blocking cover is provided with a plurality of water drainage holes positioned on the cavity wall of the water drainage cavity.
6. The backflow-preventing side water inlet valve as claimed in claim 1, wherein: the distance between the water outlet end of the water outlet channel and the upper end surface of the water supplementing channel is 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922318571.0U CN212375964U (en) | 2019-12-20 | 2019-12-20 | Anti-backflow side water inlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922318571.0U CN212375964U (en) | 2019-12-20 | 2019-12-20 | Anti-backflow side water inlet valve |
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| Publication Number | Publication Date |
|---|---|
| CN212375964U true CN212375964U (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922318571.0U Active CN212375964U (en) | 2019-12-20 | 2019-12-20 | Anti-backflow side water inlet valve |
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| CN (1) | CN212375964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074983A (en) * | 2019-12-20 | 2020-04-28 | 泉州科发卫浴有限公司 | Novel side water inlet valve |
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2019
- 2019-12-20 CN CN201922318571.0U patent/CN212375964U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074983A (en) * | 2019-12-20 | 2020-04-28 | 泉州科发卫浴有限公司 | Novel side water inlet valve |
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