CN203866936U - Drain valve for toilet water tank - Google Patents
Drain valve for toilet water tank Download PDFInfo
- Publication number
- CN203866936U CN203866936U CN201420240258.4U CN201420240258U CN203866936U CN 203866936 U CN203866936 U CN 203866936U CN 201420240258 U CN201420240258 U CN 201420240258U CN 203866936 U CN203866936 U CN 203866936U
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- CN
- China
- Prior art keywords
- water
- drainage channel
- keg float
- open top
- top bucket
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a drain valve for a toilet water tank. The drain valve for the toilet water tank comprises an open top bucket capable of reciprocating in the vertical direction, a water stopping cushion connected to the bottom of the open top bucket, and a base with a drainage channel; the water stopping cushion presses onto the drainage channel under the gravity action of the open top bucket and under effect of the pressure of water inside a water tank onto the upper surface of the water stopping cushion; the open top bucket and the base form a connecting passage communicated with the drainage channel; the open top bucket is divided into a starting stroke and a releasing stroke during the process of rising up in the vertical direction; the lifting height of the starting stroke is less than or equal to 10 mm; the open top bucket is lifted so as to enable the open top bucket to finish the starting stroke; water inside the water tank rushes into the connecting passage so as to enable the lower surface of the water stopping cushion to receive upward water pressure, at the time, the open top bucket and the water stopping cushion receive upward resultant force, and the open top bucket drives the water stopping cushion to rise up together automatically to finish the releasing stroke. During water draining, all that is needed is to lift up the open top bucket slightly, the open top bucket can float up, and the drain valve has the advantages that the operation stroke is short and the operation is laborsaving.
Description
Technical field
The utility model relates to a kind of draining valve of water-closet tank.
Background technology
Existing draining valve is generally by leverage, thereby sealing assembly to be mentioned to the outfall of opening on base to carry out draining.By button, drive the rotation of arguing for the sake of arguing specifically, argue for the sake of arguing and lift connecting rod, connecting rod drives sealing assembly to mention again, thereby opens outfall, and under the buoyancy of keg float, sealing assembly stays open state certain hour, realizes draining.
Existing draining valve, because ensuring certain row's speed flushing toilet seat better, therefore its sealing assembly need to be raised longer stroke, makes it have enough spaces to supply water with outfall and discharges.Therefore, it is longer that existing draining valve starts stroke, and tripping force value is large, cannot meet the requirement of Special use colony.
Utility model content
The utility model provides a kind of draining valve of water-closet tank, and it has overcome the existing deficiency of background technology.The utility model solves the technical scheme that its technical problem adopts:
A kind of draining valve of water-closet tank, comprise keg float, the waterstop pad that is connected to this keg float bottom that can vertically move back and forth, the base that is provided with drainage channel, this waterstop pad is subject to pressure-acting that keg float Action of Gravity Field and upper surface thereof be subject to water in water tank and is pressed against and on this drainage channel, closes this drainage channel, it is characterized in that: this keg float surrounds with this base the interface channel being connected with this drainage channel, this keg float uphill process is vertically divided into startup stroke and release travel, the lifting height≤10mm of wherein said startup stroke;
Mentioning this keg float makes this keg float cover this startup stroke, this waterstop pad is opened this drainage channel, water in water tank pours the pressure-acting that soffit that this interface channel makes this waterstop pad is subject to the water making progress, what now keg float and waterstop pad were suffered makes a concerted effort upwards, this keg float drive this waterstop pad together automatic-ascending cover this release travel.
Among one preferred embodiment: the bottom surface of this keg float is provided with for being inserted into the insertion section in this drainage channel, and described insertion section is positioned at this drainage channel in described startup stroke.
Among one preferred embodiment: this insertion section external surface is L3 to the horizontal beeline of this drainage channel inwall, L3 >=0.5mm.
Among one preferred embodiment: on the end face of this base, to should waterstop pad being provided with the boss of whole circle, this waterstop pad is pressed against on this boss when closing this drainage channel.
Among one preferred embodiment: described boss is L4 to the lateral separation of drainage channel inwall, L4 >=3mm.
The technical program is compared with background technology, and its tool has the following advantages:
1. draining valve of the present utility model, the interface channel being connected with this drainage channel that utilizes this keg float to surround with this base, during draining, only need to slightly mention this waterstop pad, interior in water tank can pour this interface channel moment, makes the soffit of this waterstop pad be subject to the pressure-acting of the water making progress, and what now keg float and waterstop pad were suffered makes a concerted effort upwards, keg float is automatic-ascending together with waterstop pad, and drainage channel is opened completely.Due to when the draining, only need manually slightly mention this keg float, make instant water pour this interface channel, this keg float can automatically float under self buoyancy, therefore has advantages of that operational stroke is short, rapid operation.
2. the bottom surface of this keg float is provided with for being inserted into the insertion section in this drainage channel, thereby has extended the length of this interface channel, guarantees in the situation that hydraulic pressure is on the low side, opens the instantaneous water of this waterstop pad and can fill described interface channel, and function is more stable.
3. the technical program is short owing to starting stroke, and it is little that the discharge capacity stability of draining valve is subject to the impact of start-up operation, and the start assembly of draining valve can improve the discharge capacity stability of draining valve without the structure that increases similar tripping gear, simple in structure.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 has illustrated the perspective exploded view of the first embodiment of the draining valve of a kind of water-closet tank of the utility model.
Fig. 2 has illustrated the partial schematic sectional view of draining valve shown in Fig. 1.
The waterstop pad that Fig. 3 has illustrated draining valve shown in Fig. 1 is at the schematic diagram starting in the middle of stroke.
Fig. 4 has illustrated the perspective exploded view of the second embodiment of the draining valve of a kind of water-closet tank of the utility model.
Fig. 5 has illustrated the partial schematic sectional view of draining valve shown in Fig. 4.
Fig. 6 has illustrated the cross-sectional schematic of the 3rd embodiment of the draining valve of a kind of water-closet tank of the utility model.
The specific embodiment
Embodiment mono-:
Please refer to Fig. 1 and Fig. 2, the draining valve of a kind of water-closet tank of the present utility model, comprises the keg float 10 that can vertically move back and forth, the waterstop pad 20 that is connected to the ring-type of these keg float 10 bottoms, base 30.The inner side of this waterstop pad 20 is partly clamped on this keg float 10, and the Outboard Sections of this waterstop pad 20 is exposed to outside this keg float 10.
This base 30 is provided with the drainage channel 32 of vertical perforation.On the end face of this base 30 to should waterstop pad 20 being provided with the boss 34 of whole circle.This waterstop pad 20 is pressed against on this boss 34 when closing this drainage channel 32.In the present embodiment, boss 34 is made as 9mm to the lateral separation L4 of drainage channel 32 inwalls.
This keg float 10 surrounds with this base 30 interface channel 40 being connected with this drainage channel 32.
Under unused state, this waterstop pad 20 is subject to pressure-acting that keg float 10 Action of Gravity Fields and upper surface 22 thereof be subject to water in water tank to be pressed against this waterstop pad 20 on this drainage channel 32, to close this drainage channel 32.
For convenience of describing, the whole moving process that keg float 10 is vertically moved up is divided into startup stroke and release travel.The lifting height of described startup stroke is L1, L1≤10mm.The lifting height of described release travel is L2.In the present embodiment, L1 is 3mm, and L2 is 50mm.
Please refer to Fig. 3, when opening draining valve and carry out draining, in trend on the offensive, slightly mention this keg float 10 and open this drainage channel 32, make this keg float 10 cover this startup stroke.Water in water tank enters rapidly this interface channel 40 (flow that water enters in this interface channel 40 is far longer than the flow that flows into this drainage channel 32 from this interface channel 40), thereby the soffit 24 that makes this waterstop pad 20 is subject to the pressure-acting of the water making progress, now this keg float 10 makes progress with suffered the making a concerted effort of waterstop pad 20, under this force action, these keg float 10 these waterstop pads 20 of drive together automatic-ascending are covered this release travel, thereby open this drainage channel 32 completely.
As long as L4 >=3mm, just can guarantee well that water promptly fills this interface channel 40 when startup stroke, therefore, L4 can be also 5mm, or 6mm, or 7mm etc.
Embodiment bis-:
Please refer to Fig. 4 and Fig. 5, draining valve in the middle of embodiment bis-is compared with the draining valve in the middle of embodiment mono-, difference is: the bottom surface of this keg float 10a is provided with for being inserted into the insertion section 12 in this drainage channel 32, and described insertion section 12 can be positioned at this drainage channel 32 in described startup stroke.In the present embodiment, insertion section 12 external surfaces are 2mm to the horizontal beeline L3 of these drainage channel 32 inwalls.The gap 50 forming between this insertion section 12 and the inwall of this drainage channel 32, can reduce, from the discharge of this interface channel 40 discharges, to guarantee, in the middle of whole startup stroke, in this interface channel 40, can both fill water all the time.This insertion section 12 until this keg float 10a while rising to release travel just from the interior extraction of this drainage channel 32.
Described L3 can be 0.5mm or 1mm, or 1.5mm etc.As long as can guarantee can fill this interface channel starting stroke water, and make the soffit of waterstop pad be subject to the pressure-acting of the water making progress, just can realize function of the present invention.
Embodiment tri-:
Please refer to Fig. 6, the draining valve in the middle of embodiment tri-is compared with the draining valve in the middle of embodiment bis-, and difference is: the opening part flare shape of this drainage channel 32a.Understandably, as long as mention this keg float 10a, in the middle of startup stroke, can guarantee the interior water of filling of this interface channel 40, these waterstop pad 20 soffits 24 just can be subject to the pressure-acting of the water making progress, make suffered the making a concerted effort upwards of keg float 10a and waterstop pad 20, this keg float 10a just can automatic-ascending, just can realize the purpose of this utility model.Therefore, the shape of base, structure unrestricted.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (5)
1. the draining valve of a water-closet tank, comprise keg float, the waterstop pad that is connected to this keg float bottom that can vertically move back and forth, the base that is provided with drainage channel, this waterstop pad is subject to pressure-acting that keg float Action of Gravity Field and upper surface thereof be subject to water in water tank and is pressed against and on this drainage channel, closes this drainage channel, it is characterized in that: this keg float surrounds with this base the interface channel being connected with this drainage channel, this keg float uphill process is vertically divided into startup stroke and release travel, the lifting height≤10mm of wherein said startup stroke;
Mentioning this keg float makes this keg float cover this startup stroke, this waterstop pad is opened this drainage channel, water in water tank pours the pressure-acting that soffit that this interface channel makes this waterstop pad is subject to the water making progress, what now keg float and waterstop pad were suffered makes a concerted effort upwards, this keg float drive this waterstop pad together automatic-ascending cover this release travel.
2. the draining valve of a kind of water-closet tank according to claim 1, is characterized in that: the bottom surface of this keg float is provided with for being inserted into the insertion section in this drainage channel, and described insertion section is positioned at this drainage channel in described startup stroke.
3. the draining valve of a kind of water-closet tank according to claim 2, is characterized in that: this insertion section external surface is L3 to the horizontal beeline of this drainage channel inwall, L3 >=0.5mm.
4. according to the draining valve of a kind of water-closet tank described in claims 1 to 3 any one, it is characterized in that: on the end face of this base, to should waterstop pad being provided with the boss of whole circle, this waterstop pad is pressed against on this boss when closing this drainage channel.
5. the draining valve of a kind of water-closet tank according to claim 4, is characterized in that: described boss is L4 to the lateral separation of drainage channel inwall, L4 >=3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240258.4U CN203866936U (en) | 2014-05-12 | 2014-05-12 | Drain valve for toilet water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240258.4U CN203866936U (en) | 2014-05-12 | 2014-05-12 | Drain valve for toilet water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866936U true CN203866936U (en) | 2014-10-08 |
Family
ID=51647906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420240258.4U Active CN203866936U (en) | 2014-05-12 | 2014-05-12 | Drain valve for toilet water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203866936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107724485A (en) * | 2017-09-01 | 2018-02-23 | 厦门倍洁特建材有限公司 | A kind of draining valve for mitigating pressing force |
-
2014
- 2014-05-12 CN CN201420240258.4U patent/CN203866936U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107724485A (en) * | 2017-09-01 | 2018-02-23 | 厦门倍洁特建材有限公司 | A kind of draining valve for mitigating pressing force |
| CN107724485B (en) * | 2017-09-01 | 2023-11-14 | 厦门倍杰特科技有限公司 | Drainage valve capable of reducing pressing force |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |