CN201302002Y - Double-level type water tank inlet valve - Google Patents
Double-level type water tank inlet valve Download PDFInfo
- Publication number
- CN201302002Y CN201302002Y CNU2008202041701U CN200820204170U CN201302002Y CN 201302002 Y CN201302002 Y CN 201302002Y CN U2008202041701 U CNU2008202041701 U CN U2008202041701U CN 200820204170 U CN200820204170 U CN 200820204170U CN 201302002 Y CN201302002 Y CN 201302002Y
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- transition chamber
- lever arm
- spool
- arm
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Abstract
Disclosed is a double-level type water tank inlet valve, which comprises a floater, a spool, a water inlet pipe and a water outlet pipe. A transition chamber is arranged above the water inlet pipe and the water outlet pipe, the spool is arranged above an upper end port of the water inlet pipe, a two-stage level driving mechanism is arranged between the floater and the spool, the second stage level driving mechanism and the spool are disposed in the transition chamber, wherein the first stage level driving mechanism comprises a first stage level arm, the second stage level driving mechanism comprises a second stage level arm, and the spool is arranged below the short arm end of the second stage level arm. Further, the water outlet pipe is cased on the periphery of the water inlet pipe, the first stage level arm is arranged right above the second stage level arm, the first stage level arm is also arranged above the top wall of the transition chamber, the top wall of the transition chamber is provided with holes, a vertical dowel bar is arranged between the short arm end of the first stage level arm and the long arm end of the second stage level arm, and the vertical dowel bar penetrates through the hole. The double-level water tank inlet valve has simple structure and fine water sealing effect.
Description
Technical field
The utility model belongs to a kind of tank intake valve of water, is specifically related to a kind of double lever type tank intake valve of water.
Background technique
Tank intake valve of water comprises intake pipe, outlet pipe, float (as floating box, ball float, floating drum etc.), spool etc., intake pipe and outlet pipe vertically are provided with, be provided with transition chamber thereof at intake pipe and outlet pipe top, spool can be installed in the mouth of pipe place of intake pipe upper end up or down.During work, current upwards flow into transition chamber thereof from vertical intake pipe bottom, flow to outlet pipe downwards from transition chamber thereof then, and current flow downward in outlet pipe, flow out inlet valve from the outlet pipe bottom, enter at last in the toilet water tank.
Tank intake valve of water with the buoyancy of float by lever transmission mechanism to the spool transmission, when cistern water level rises when putting in place, float drives the mouth of pipe that spool compresses the intake pipe upper end downwards by lever transmission mechanism, make the intake pipe upper end mouth of pipe sealing, stop into water.But owing to be subjected to the restriction of float volume, arm of force reinforcement ratio, the spool of traditional single lever type tank intake valve of water can not be resisted bigger hydraulic pressure, and sealing effect is relatively poor, often leaks; If want to increase float volume or prolong the arm of force, then can make the horizontal width super large or the overall volume super large of whole inlet valve, even can't be applied in the little water tank of volume.
In order to address the above problem, people have designed the double lever type tank intake valve of water.The double lever type tank intake valve of water is provided with the two-stage lever transmission mechanism between float and spool, float is connected with the long arm end of first order lever transmission mechanism, the galianconism end of first order lever transmission mechanism is connected to the long arm end of second level lever transmission mechanism, and the galianconism end of second level lever transmission mechanism connects spool.Owing to be provided with the two-stage lever transmission mechanism, after the buoyancy of float is pressed the multiple increase through first order lever transmission mechanism, also on the basis of amplifying for the first time, press multiple again by second level lever transmission mechanism again and increase, so the reinforcement ratio be big.
Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the intake pipe 2 and the outlet pipe 3 of existing double lever type tank intake valve of water are arranged side by side, and intake pipe 2 and outlet pipe 3 are from a distance, wherein be called " midplane ", be called " laterally " (be among Fig. 4 A to) along the direction of the horizontal line indication of midplane inside by outlet pipe 3 central axis and the determined plane of intake pipe 2 central axis.In order to reduce whole horizontal width, outlet pipe 3 and float 1 center, the long arm end of first order lever 5 must be arranged in the same side of intake pipe 2, Fig. 2, shown in Figure 3, the amplitude that float 1 fluctuates in the course of the work is big, the amplitude that first order lever 5 long arm ends swing up and down is also big, so in the above-mentioned existing double lever type tank intake valve of water, if want that first order lever arm 5 is arranged on outlet pipe 3 tops swings up and down (being that first order lever arm 5 center lines swing up and down) in midplane, then the swing space of first order lever arm 5 must be subjected to transition chamber thereof 7 obstruction on outlet pipe 3 tops and outlet pipe top, (this through hole must be large enough to hold first order lever arm and swing up and down also need to offer the very big through hole of area at transition chamber thereof 7 sidewalls, more much bigger than first order lever arm cross section certainly because of this via area, transition chamber thereof is leaked).Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, for fear of above-mentioned obstruction, existing double lever type tank intake valve of water can not be arranged on the center line of first order lever 5 in the midplane, first order lever 5 can not be installed in outlet pipe 3 tops, can only be installed in the side position of transition chamber thereof 7 outsides, second level lever 6 then necessarily is resisted against the spool 4 on the intake pipe mouth of pipe 21 tops, so lever 6 center lines in the second level are installed in the midplane usually.Like this, first order lever arm 5 center lines with swing up and down in lever arm 6 center lines in the second level lay respectively at two different vertical plane parallel to each other, can only rely on horizontal transition rotating shaft 8 carry-over moments, horizontal transition rotating shaft 8 ends also need to be provided with bent driving mechanism 82, have the following disadvantages:
1, because the path complications of carry-over moment cause complex structure, and the number of components is many, and the assembling trouble, the manufacture cost height;
2, very big torsion is born in this horizontal transition rotating shaft during carry-over moment between first order lever and second level lever, and inlet valve adopts plastic production usually, the horizontal transition rotating shaft is similarly plastic member, plastic member can deform after bearing torsion, this distortion must absorb the part moment of torsion, the moment of torsion that first order lever is produced can't all be delivered on the lever of the second level effectively, and the buoyancy of float finally passes to the pressure of spool and can have a greatly reduced quality, and has influence on stagnant water effect.
Summary of the invention
The purpose of this utility model is to provide a kind of double lever type tank intake valve of water at the above-mentioned deficiency of prior art, and it is simple in structure, and stagnant water effect is good.
For realizing above purpose, double lever type tank intake valve of water of the present utility model comprises float, spool and intake pipe, outlet pipe, be provided with transition chamber thereof at intake pipe with above the outlet pipe, spool is positioned at the top of the intake pipe upper end mouth of pipe, be provided with first order lever transmission mechanism and second level lever transmission mechanism between float and spool, second level lever transmission mechanism and spool all are arranged in transition chamber thereof; First order lever transmission mechanism comprises first order lever arm, and second level lever transmission mechanism comprises second level lever arm, and spool is positioned at the galianconism end below of second level lever arm, and its main feature is that outlet pipe is enclosed within the intake pipe periphery; First order lever arm is positioned at directly over the lever arm of the second level, first order lever arm also is positioned at the top of transition chamber thereof roof, the roof of transition chamber thereof offers aperture, be provided with vertical dowel bar between the galianconism end of first order lever arm and the long arm end of second level lever arm, vertical dowel bar passes this aperture.
The roof top of transition chamber thereof is provided with first bearing, and first order lever arm is installed in rotation on first bearing; The roof below of transition chamber thereof is provided with second bearing, and second level lever arm is installed in rotation on second bearing; First bearing, second bearing and roof one are injection molded.
Described transition chamber thereof is circular, and the sidewall of transition chamber thereof and roof split are provided with; The periphery of circular top wall is provided with the vertical lateral margin of annular, and vertical lateral margin is provided with the interior buckle teeth that protrudes to center of circle direction; The annular plastics sidewall is provided with the outer buckle teeth that protrudes to centrifugal direction; Outer buckle teeth is buckled in above the interior buckle teeth.
The utlity model has following advantage and effect:
1, the utility model is owing to be enclosed within the intake pipe periphery with outlet pipe, like this, outlet pipe and intake pipe almost are close together, the horizontal width of whole transition chamber thereof is short, outlet pipe and transition chamber thereof are near the fulcrum of first lever arm and away from the long arm end of first lever, it is very little that section part that first lever arm is positioned at outlet pipe top swings up and down amplitude, therefore, when first lever arm be arranged on second lever arm directly over, the rotation of first lever arm can not be subjected to the obstruction of outlet pipe upper end or transition chamber thereof.
2, the first lever arm position transition chamber thereof top cover directly over, first lever arm needn't be passed from the sidewall of transition chamber thereof, the sidewall that means transition chamber thereof needn't be offered the hole greater than the lever arm cross section.Though and the utility model need be offered hole at the top cover of transition chamber thereof, but this hole just passes for vertical dowel bar, and the forms of motion of vertical dowel bar is to pump, so it is suitable with the cross-sectional sizes of vertical dowel bar that the hole size of the utility model transition chamber thereof top cover only needs, and need not more much bigger than the cross section of vertical dowel bar, this hole is stopped up by vertical dowel bar substantially, therefore can avoid current to spill from the hole of transition chamber thereof as far as possible.
3, first lever arm is positioned at directly over second lever arm, first lever arm directly passes to second lever arm with the form of buoyancy by positive pressure, need not be by the moment of torsion carry-over moment of horizontal transition rotating shaft, therefore moment is very little in transmittance process loss ratio, mode of transfer force is simply efficient, the path of carry-over moment is simply direct, and the stagnant water effect of spool is good; But also can reduce the number of components, and overall structure is simple, and assembling is easy, and cost is low.
4, first bearing, second bearing and roof one are injection molded, and outlet pipe can be enclosed within the intake pipe periphery, make transition chamber thereof can be designed as circle, transition chamber thereof roof and sidewall all can be designed as circle, both can be by snapping together after outer buckle teeth and the rotation of interior buckle teeth, and therefore the order assembling is more convenient.
Description of drawings
Fig. 1 is the perspective view of traditional double Lever type tank intake valve of water.
View when Fig. 2 is a traditional double Lever type water tank water intake valve seal state shown in Figure 1.
View when Fig. 3 is traditional double Lever type tank intake valve of water shown in Figure 1 water inlet state.
Fig. 4 is the plan structure schematic representation of each parts horizontal position relation in the expression traditional double Lever type water tank water valve shown in Figure 1.
Fig. 5 is the structural representation of the utility model double lever type tank intake valve of water when the water inlet state.
Fig. 6 is the structural representation of the utility model double lever type tank intake valve of water when the sealing state.
Fig. 7 is that the cross-section location of the utility model intake pipe and outlet pipe concerns schematic representation.
Fig. 8 is the shape schematic representation of interior buckle teeth of the vertical lateral margin of transition chamber thereof roof.
Fig. 9 is the shape schematic representation of the outer buckle teeth of transition chamber thereof sidewall.
Embodiment
Fig. 5, double lever type tank intake valve of water shown in Figure 6 comprise float 1, spool 4 and intake pipe 2, outlet pipe 3, be provided with transition chamber thereof 7 at intake pipe 2 with above the outlet pipe 3, spool 4 is positioned at the top of the intake pipe upper end mouth of pipe 21, be connected with first order lever transmission mechanism and second level lever transmission mechanism between float 1 and spool 4, second level lever transmission mechanism and spool all are arranged in transition chamber thereof 7; First order lever transmission mechanism comprises first order lever arm 5, and second level lever transmission mechanism comprises second level lever arm 6, and spool 4 is positioned at the galianconism end below of second level lever arm 6; Shown in Figure 7, outlet pipe 3 is enclosed within intake pipe 2 peripheries; First order lever arm 5 is positioned at directly over the second level lever arm 6, first order lever arm 5 also is positioned at the top of transition chamber thereof roof 71, the roof of transition chamber thereof offers aperture 711, be provided with vertical dowel bar 9 between the galianconism end of first order lever arm and the long arm end of second level lever arm, vertical dowel bar 9 passes this aperture 711.
Fig. 5, shown in Figure 6, the roof top of transition chamber thereof is provided with first bearing 52, and first order lever arm 5 is installed in rotation on first bearing, and the rotating fulcrum of first order lever arm 5 is 51; The roof below of transition chamber thereof is provided with second bearing 62, and second level lever arm 6 is installed in rotation on second bearing, and the rotating fulcrum of second level lever arm is 61; First bearing 52, second bearing 62 and roof 71 one are injection molded.
From plan structure, transition chamber thereof is circular.Fig. 6, shown in Figure 7, the annular sidewall 72 of transition chamber thereof and circular top wall 71 split settings; The periphery of circular top wall is provided with the vertical lateral margin 712 of annular, and is shown in Figure 8, and vertical lateral margin is provided with the interior buckle teeth 713 that protrudes to center of circle direction; Shown in Figure 9, annular plastics sidewall 72 is provided with the outer buckle teeth 721 that protrudes to centrifugal direction; Fig. 6, shown in Figure 7, outer buckle teeth 721 is buckled in above the interior buckle teeth 713 during assembling.
When needs separated roof 71 with annular sidewall 72, as long as the turn roof staggers outer buckle teeth 721 and interior buckle teeth 713, outer buckle teeth 721 can be deviate from from the gap between the interior buckle teeth, and roof 71 is separated with annular sidewall 72.Otherwise, when needs assemble roof 71 with annular sidewall 72, only need outer buckle teeth 721 can be inserted from the gap between the interior buckle teeth 713, turn roof then, outer buckle teeth and interior buckle teeth are aimed at, and above the buckle teeth, roof fitted over annular sidewall 72 civilian dresses in outer buckle teeth just was buckled in.
Claims (3)
1. double lever type tank intake valve of water, comprise float, spool and intake pipe, outlet pipe, be provided with transition chamber thereof at intake pipe with above the outlet pipe, spool is positioned at the top of the intake pipe upper end mouth of pipe, be provided with first order lever transmission mechanism and second level lever transmission mechanism between float and spool, second level lever transmission mechanism and spool all are arranged in transition chamber thereof; First order lever transmission mechanism comprises first order lever arm, and second level lever transmission mechanism comprises second level lever arm, and spool is positioned at the galianconism end below of second level lever arm, and it is characterized in that: outlet pipe is enclosed within the intake pipe periphery; First order lever arm is positioned at directly over the lever arm of the second level, first order lever arm also is positioned at the top of transition chamber thereof roof, the roof of transition chamber thereof offers aperture, be provided with vertical dowel bar between the galianconism end of first order lever arm and the long arm end of second level lever arm, vertical dowel bar passes this aperture.
2, double lever type tank intake valve of water according to claim 1 is characterized in that: the roof top of transition chamber thereof is provided with first bearing, and first order lever arm is installed in rotation on first bearing; The roof below of transition chamber thereof is provided with second bearing, and second level lever arm is installed in rotation on second bearing; First bearing, second bearing and roof one are injection molded.
3, double lever type tank intake valve of water according to claim 1 and 2 is characterized in that: described transition chamber thereof is for circular, and the sidewall of transition chamber thereof and roof split are provided with; The periphery of circular top wall is provided with the vertical lateral margin of annular, and vertical lateral margin is provided with the interior buckle teeth that protrudes to center of circle direction; The annular plastics sidewall is provided with the outer buckle teeth that protrudes to centrifugal direction; Outer buckle teeth is buckled in above the interior buckle teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202041701U CN201302002Y (en) | 2008-11-25 | 2008-11-25 | Double-level type water tank inlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202041701U CN201302002Y (en) | 2008-11-25 | 2008-11-25 | Double-level type water tank inlet valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201302002Y true CN201302002Y (en) | 2009-09-02 |
Family
ID=41085628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202041701U Expired - Fee Related CN201302002Y (en) | 2008-11-25 | 2008-11-25 | Double-level type water tank inlet valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201302002Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014187199A1 (en) * | 2013-05-24 | 2014-11-27 | 厦门松霖科技有限公司 | Lever type switching valve |
| CN104555846A (en) * | 2015-01-13 | 2015-04-29 | 李甲琦 | Pedal type lever lifting device |
| CN106347393A (en) * | 2016-08-31 | 2017-01-25 | 中车青岛四方机车车辆股份有限公司 | Condensed-water draining device for rail vehicle |
| CN108019619A (en) * | 2017-12-21 | 2018-05-11 | 银球节能工程有限公司 | Vertical drain valve for high-pressure natural gas |
-
2008
- 2008-11-25 CN CNU2008202041701U patent/CN201302002Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014187199A1 (en) * | 2013-05-24 | 2014-11-27 | 厦门松霖科技有限公司 | Lever type switching valve |
| US9909684B2 (en) | 2013-05-24 | 2018-03-06 | Xiamen Solex High-Tech Industries Co., Ltd. | Lever type switch valve |
| CN104555846A (en) * | 2015-01-13 | 2015-04-29 | 李甲琦 | Pedal type lever lifting device |
| CN106347393A (en) * | 2016-08-31 | 2017-01-25 | 中车青岛四方机车车辆股份有限公司 | Condensed-water draining device for rail vehicle |
| CN108019619A (en) * | 2017-12-21 | 2018-05-11 | 银球节能工程有限公司 | Vertical drain valve for high-pressure natural gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090902 Termination date: 20151125 |