CN101551032B - Flat float type float valve - Google Patents
Flat float type float valve Download PDFInfo
- Publication number
- CN101551032B CN101551032B CN2009101414408A CN200910141440A CN101551032B CN 101551032 B CN101551032 B CN 101551032B CN 2009101414408 A CN2009101414408 A CN 2009101414408A CN 200910141440 A CN200910141440 A CN 200910141440A CN 101551032 B CN101551032 B CN 101551032B
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- float
- flat
- flap
- lever
- valve body
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Abstract
The invention relates to a flat float type float valve mounted on a instant heating type waterer water-level control water tank for controlling the water level in the water tank, comprising a valve body, a valve flap, a lever, a cone sealing gasket and a flat float, wherein an excurrent ostium is set on the valve body and the cone sealing gasket for sealing the excurrent ostium is set before the excurrent ostium and fixed on the valve flap and the valve flap is hinged with the lever; a guide stub pipe for guiding the movement of the valve flap is set on the valve body; the flat float is of flat shape and a tie bar extending downwards is set on the flat float; one end of the lever is hinged with the lower end of the tie bar and the distance between the hinge center and the hinge axle centerof the lever balance pivot is a and the distance between the hinge axle center of the hinge part of the valve flap and the lever and the hinge axle center of the level balance pivot is b and the rati o of a to be is not more than 3; a bearer is set on the valve and the level uses the bearer to obtain the pivot.
Description
Technical field
The present invention relates to a kind of valve, relate in particular to a kind of flat float type float valve that is used to control this water tank middle water level on the fast heating type water fountain regulating water level water tank that is installed in.
Background technique
I am in the application number of first to file is 200910127837.1 patent documentation, a kind of fast heating type water fountain is disclosed, comprise water storage box, water pump, electric heater and regulating water level water tank, vertical installation of electric heater and water outlet are last, in the pipeline that connects water storage box water outlet and electric heater water intake, be provided with water pump and regulating water level water tank successively, the regulating water level water tank is provided with the spill pipe that is communicated with water storage box, the regulating water level water tank is higher than water storage box, and the water outlet of electric heater is communicated with the hot water outlet of fast heating type water fountain.Fast heating type water fountain when operation, the water level substantially constant in the regulating water level water tank (require the water level fluctuations scope the smaller the better, maximum must not above 10 millimeters) wherein, this is one of stable necessary condition of assurance fast heating type water fountain heating process.
Connect the situation of pressure water source for water storage box, for simplified system, people wish water storage box is arranged on the position of regulating water level water tank, make that the regulating water level water tank itself is exactly a water storage box, and utilize the water level in the float-controlled valve control water level regulating tank.Like this, can save water pump and spill pipe, save cost, improve competitiveness of product.
But, in known technology, be applicable to that the float-controlled valve (or float valve) of pressure water source generally all is provided with lever, utilize lever that the buoyancy that float (or ball float) is produced is amplified, so that can close float-controlled valve (or float valve) reliably.During this class float-controlled valve operation, the water level fluctuations scope in the water tank is too big, can not be applied in the water level in this water tank of control in the above-mentioned fast heating type water fountain regulating water level water tank.
For example, the patent No. is that 200420022578.9 patent documentation discloses a kind of like this float valve, comprise the valve body of establishing the water inlet in it, L shaped lever, ball float and the conical gasket that matches with the water inlet, L shaped lever and valve body are articulated, and wherein first lever arm links to each other with ball float; The front end of described sealing gasket is cone-shaped, and its afterbody is fixed on the end of pedestal, and described pedestal slides in the interior cavity of valve body, and its other end and second lever arm offset; Second lever arm relative with described pedestal is provided with projection, and projection is provided with cushion pad.The advantage of this float-controlled valve is: the rotation of lever is converted into the slip of pedestal, makes conical gasket to insert reposefully in the water inlet, make the sealing of valve tighter.But this float-controlled valve is in the process of opening and closing, and ball float can rotate around the pivot joint center, makes that the water-head between the water level that water level when ball float has just begun to produce buoyancy and ball float can control is bigger; In addition, in order to obtain bigger valve closing power, generally lever design is become buoyancy to be amplified the structure more than 3 times, the ability that lever amplifies buoyancy is big more, and the stroke up and down of float is just big more during the float-controlled valve operation.This just makes that water tank wherein water level fluctuations scope when operation that this float valve is housed is bigger, so the wave range that this float valve can not be applied in water level is required the water level in this water tank of control in the fast heating type water fountain regulating water level water tank of strict restriction.
Summary of the invention
The objective of the invention is provides a kind of flat float type float valve that is used to control this water tank middle water level on the fast heating type water fountain regulating water level water tank that is installed at the deficiencies in the prior art, the water level fluctuations scope is little during the operation of this float-controlled valve, when satisfying the fast heating type water fountain operation to the requirement of water level fluctuations scope.
The technological scheme that the present invention takes for achieving the above object is: a kind of flat float type float valve that is used to control this water tank middle water level on the fast heating type water fountain regulating water level water tank that is installed in, comprise valve body, flap, lever, conical gasket and flat float, it is characterized in that: described valve body is provided with ostium excurrens, the place ahead of ostium excurrens is provided with the described conical gasket that can seal ostium excurrens, conical gasket fixedly is assemblied on the described flap, and flap and described lever are hinged or offset; Described valve body is provided with the guiding short tube that can lead to the motion of described flap; Described flat float is flat, and the overall dimensions of its substantially horizontal is 3 times of its vertical direction size at least, and flat float is provided with the pull bar or the stay cord of downward extension; One end of described lever is hinged with the lower end of described pull bar or connect with the lower end of described stay cord, distance between the hinge center at this hinged center or connection center and balance pivot position is designated as a, described flap and lever are made the distance that hinged hinge point hinge center or flap and lever do between the hinge center at the center that offsets that offsets and balance pivot position and are designated as b, the ratio of a and b is not more than 3, its objective is the stroke that float moves up and down when reducing the float-controlled valve operation, buoyancy guarantees by enough float cross sectional areas; The mounting point of described flat float is higher than described valve body; Described valve body is provided with bearing, and described lever utilizes this bearing to obtain fulcrum.
The place ahead of described ostium excurrens is meant the direction of current when current pass ostium excurrens.
Can also be provided with on the described valve body and can support and spacing gusset or rib, perhaps be provided with described pull bar or stay cord are carried out spacing gusset or rib flat float.Described gusset or rib can be provided with spacing hole or restraining groove thereon.
Described flat float is meant the part that can produce enough buoyancy in water.It can be that the bottom is uncovered, the shelly part of top seal, it can be surperficial totally enclosed hollow parts, also can be the solid part of density extremely low (obviously low) than the density of water, or the solid part that adopts the inner material that contains a lot of mutual disconnected holes to make.The level cross-sectionn profile of described flat float can be circular, it can be rectangle, it also can be other shape, the angle that its level cross-sectionn boundary dimension does not change or changes at vertical direction is not more than 1.5 degree, the cross section that is float is vertical with the float sidewall or vertical substantially, rise to convenient water level when continuing to rise behind the bottom surface of flat float, the buoyancy that flat float produced is proportional to the vertical distance of the flat float that is not had by water logging.
For the flat float that is shelly, it can become tank lid, and promptly tank lid and float are same parts.When the water tank middle water level is low or during Product transport, the flat float of this shelly is supported on the tank shell.
Flat float type float valve of the present invention can connect with the sidewall of water tank, also can connect with the end of water tank.
When flat float type float valve of the present invention and water tank assembling, the rear portion of valve body (being inlet end) connects with the housing of water tank.Described ostium excurrens can be arranged on the inner chamber front portion of described valve body, also can be arranged on the inner chamber sidepiece of described valve body, and this sidepiece can be left side, right side or upper lateral part, also can be the lower side.
The sidewall of described guiding short tube is provided with water outlet, and the guiding short tube can vertically be provided with, and also can be horizontally disposed with.
Can be provided with the rib with the flap central axes on the circumferential outer surface of described flap, so as when to reduce the flap motion with described guiding short tube between frictional force, the gap between each rib of while can water flowing.
The situation that adopts articulated manner to connect for flap and lever, be located at the fraising on the flap or be located on the lever fraising perpendicular to the size of flap central axis direction at least greater than 1.5 millimeters of hinge diameters, be convenient to lever and do can only make when small angle rotates flap to do straight motion and flap is rotated.
Also be provided with on the described valve body and can be convenient to screw thread and hoop gusset that valve body is connected with the tank shell sealing and fixing.
The technology of the present invention is because flat float is a flat, less SEA LEVEL VARIATION just can produce bigger buoyancy and change, more because the multiple (being not more than 3) of lever amplification float buoyancy is less, the stroke that float moves up and down during the float-controlled valve operation is little, so, the regulating water level water tank of flat float type float valve of the present invention is housed, and when the water flow of this water tank little (being not more than 400mL/min), its water level fluctuations scope is very little.In addition, flat float adopts hinged with connecting of lever or adopts rope to connect, float-controlled valve flat float of when operation can be free and automatically adjusts and self make it to be in level, and promptly flat float can not produce (around hinge) and rotate, and can further reduce the amplitude of water level fluctuations.
The technology of the present invention is because the position that is provided with of flat float is higher than valve body, valve body is not had by water logging during the float-controlled valve operation, and the ostium excurrens on the valve body is not had by water logging yet, so, float-controlled valve neither can produce the outer water droplet that spatters or penetrate outward when opening water inlet, also can not produce tangible noise.
In the technology of the present invention when operation,, the rotation of lever can be converted into the straight motion of flap, makes conical gasket can insert reposefully in the ostium excurrens on the valve body, makes the sealing of valve more reliable; In addition, pull bar or the stay cord below the flat float bears tensile stress, good stability.
The beneficial effect of the technology of the present invention is: the water level fluctuations amplitude is less when moving because of float-controlled valve, is fit to be installed in require the water level fluctuations scope to be required that there is the water level in this water tank of control in the fast heating type water fountain regulating water level water tank of pressure at strict restriction and water source; Neither can produce the outer water droplet that spatters or penetrate during the float-controlled valve water inlet outward, also can not produce significant noise; The sealing reliability of float-controlled valve is higher; Because of having gusset or rib, flat float supports or has the housings support of regulating water level water tank, so not fragile when being assemblied in float-controlled valve transportation on the regulating water level water tank.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one.
Fig. 2 is the enlarged view of the flap among Fig. 1.
Fig. 3 is the stereogram of the flap among Fig. 1.
Fig. 4 is that embodiment one is assemblied in the structural representation on the water tank.
Fig. 5 is the stereogram of the float among Fig. 1.
Fig. 6 is that embodiment two is assemblied in the structural representation on the water tank.
Fig. 7 is the stereogram of the float among Fig. 6.
Embodiment
Describe the present invention below in conjunction with concrete accompanying drawing, but be to be understood that the detailed description does not here constitute limiting the scope of the invention.
Embodiment one: in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the present embodiment flat float type float valve, comprise valve body 12, flap 20, conical gasket 9 and flat float 1, the below of valve body 12 inner chambers is provided with ostium excurrens 7, the place ahead of ostium excurrens 7 (i.e. below) is provided with the conical gasket 9 that can seal ostium excurrens 7, conical gasket 9 fixedly is assemblied on the flap 20, and flap 20 is hinged by hinge 18 and fraising 46 with lever 16; Also be provided with the guiding short tube 15 that can lead to moving up and down of flap 20 of downward extension on the valve body 12, the upper lateral part of guiding short tube 15 is provided with water outlet 10; The center of flat float 1 is provided with lower extending tube 5, be provided with pull bar 4 in the lower extending tube 5, the middle part of pull bar 4 is provided with hoop gusset 24, and the upper end portion of pull bar 4 is provided with the outside thread supporting with nut 3, and nut 3 can fixedly be assembled together flat float 1 and pull bar 4 after tightening with pull bar 4; One end of lever 16 is hinged by hinge 21 and pull bar 4, and the other end of lever 16 and bearing 13 are hinged by hinge 14, and bearing 13 is fixed on the valve body 12; Distance between hinge 21 centers and hinge 14 centers is designated as a, and the distance between hinge 18 centers and hinge 14 centers is designated as b, and the ratio of a and b is not more than 3; The position that is provided with of flat float 1 is higher than valve body 12, also be provided with on the valve body 12 and can carry out spacing rib 23 pull bar 4, rib 23 is provided with spacing hole 22, also is provided with on the valve body 12 to be convenient to hoop gusset 11 and the screw thread 56 that float-controlled valve 27 connects with place water tank sidewall sealing and fixing.
The circumferential outer surface of described flap 20 is provided with the rib 17 with the flap central axes, the bottom of flap 20 is provided with the groove 47 that lever 16 can be packed into, the bottom of flap 20 also is provided with fraising 46, fraising 46 perpendicular to the size (being the substantially horizontal size) of flap central axis direction greater than 1.5 millimeters of hinge 18 diameters.
Described flat float 1 is the uncovered circular shell in bottom, it comprises the dull and stereotyped of top and the short cylinder 25 that extends from the periphery of flat board downwards, the short tube 8 that the periphery of this flat board also is provided with outward extending annulus 55 and extends downwards, its effect is to make float 1 can be supported on the housing upper-end surface of water tank 30 and water tank is hidden fully, the inner chamber of circular shell is provided with the hoop gusset 2 and the radial gusset 6 that inner chamber can be divided into several portions, the diameter of flat float 1 is 3 times of height of flat float 1 at least, and the angle that the cross-sectional profile size of short cylinder 25 does not change or changes at axial direction (being vertical direction) is not more than 1.5 degree.
Present embodiment flat float type float valve 27 connects with the sidewall sealing and fixing of regulating water level water tank 30 by nut 28, sealing gasket 29, regulating water level water tank 30 is provided with water outlet 48, the top of regulating water level water tank 30 is provided with tank lid 1, tank lid 1 is float 1 just, when anhydrous in the regulating water level water tank 30 or water level hanged down, float 1 was supported on the housing upper-end surface of regulating water level water tank 30.
Embodiment two: in conjunction with Fig. 6 and shown in Figure 7, the present embodiment flat float type float valve, comprise valve body 40, flap 20, conical gasket 9 and flat float 49, the inner chamber right side of valve body 40 is provided with ostium excurrens 51, the place ahead of ostium excurrens 51 (promptly right-hand) is provided with the conical gasket 9 that can seal ostium excurrens 51, conical gasket 9 fixedly is assemblied on the flap 20, and flap 20 is hinged with the first pivoted arm end of lever 43 by hinge 39; Valve body 40 is provided with the guiding short tube 52 that can lead to the motion of flap 20, and the sidewall of guiding short tube 52 is provided with osculum 50; The center of flat float 49 is provided with lower extending tube 34, be provided with pull bar 36 in the lower extending tube 34, the middle part of pull bar 36 is provided with hoop gusset 53, the top of pull bar 36 is provided with the outside thread supporting with nut 35, nut 35 can fixedly be assembled together flat float 49 and pull bar 36 after tightening with pull bar 36, and the top internal diameter of lower extending tube 36 is big so that can allow nut 35 place in it; The second pivoted arm end of lever 43 is hinged by hinge 44 and pull bar 36, and the fulcrum location of lever 43 and bearing 41 are hinged by hinge 42, and bearing 41 is fixed on the valve body 40; The position that is provided with of flat float 49 is higher than valve body 40, and guiding short tube 52 is provided with and can carries out spacing rib 38 to pull bar 36, and rib 38 is provided with spacing hole 37; The structure shape of described flap 20 and conical gasket 9 is identical with embodiment one, but the installation position difference; Described flat float 49 is the uncovered rectangular case in bottom, and the inner chamber of this rectangular case is provided with the horizontal gusset 32 that inner chamber can be divided into several portions and vertical gusset 33, and the long limit of this rectangle is 3 times of height of flat float 49 at least; Distance between hinge 44 centers and hinge 42 centers is designated as a, and the distance between hinge 39 centers and hinge 42 centers is designated as b, and the ratio of a and b is not more than 3; The cross section of flat float 49 is vertical or vertical substantially with float sidewall (vertical direction); The present embodiment flat float type float valve is assemblied in the sidewall of regulating water level tank shell, and the regulating water level water tank is provided with tank lid 31.Other requirement of present embodiment is identical with embodiment one.
It should be noted that at last: above embodiment only in order to the explanation the present invention and and unrestricted technological scheme described in the invention; Therefore, although this specification has been described in detail the present invention with reference to the foregoing description,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technological scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the claim scope of the present invention.
Claims (10)
1. one kind is installed in the flat float type float valve that is used to control this regulating water level water tank middle water level on the fast heating type water fountain regulating water level water tank, comprise valve body, flap, lever, conical gasket and flat float, it is characterized in that: described valve body is provided with ostium excurrens, the place ahead of ostium excurrens is provided with the described conical gasket that can seal ostium excurrens, conical gasket fixedly is assemblied on the described flap, and flap and described lever are hinged or offset; Described valve body is provided with the guiding short tube that can lead to the motion of described flap; Described flat float is flat, and the overall dimensions of its substantially horizontal is 3 times of its vertical direction size at least, and flat float is provided with the pull bar or the stay cord of downward extension; One end of described lever is hinged with the lower end of described pull bar or connect with the lower end of described stay cord, distance between the hinge center at this hinged center or connection center and balance pivot position is designated as a, described flap and lever are made the distance that hinged hinge point hinge center or flap and lever do between the hinge center at the center that offsets that offsets and balance pivot position and are designated as b, and the ratio of a and b is not more than 3; The mounting point of described flat float is higher than described valve body; Described valve body is provided with bearing, and described lever utilizes this bearing to obtain fulcrum.
2. flat float type float valve according to claim 1 is characterized in that: described float is the tank lid of described regulating water level water tank.
3. flat float type float valve according to claim 1, it is characterized in that: the fulcrum location of described flap and described lever adopts in the structure of hinge-coupled, be located at the fraising on the flap or be located on the lever fraising perpendicular to the size of flap central axis direction at least greater than 1.5 millimeters of hinge diameters.
4. flat float type float valve according to claim 1 is characterized in that: described valve body is provided with described pull bar or stay cord is carried out spacing gusset or rib.
5. flat float type float valve according to claim 1 is characterized in that: described flat float is the uncovered housing in bottom.
6. flat float type float valve according to claim 5 is characterized in that: the inner chamber of described housing is provided with the gusset that inner chamber can be divided into several portions.
7. flat float type float valve according to claim 1 is characterized in that: the angle that the level cross-sectionn boundary dimension of described flat float does not change or changes at vertical direction is not more than 1.5 degree.
8. flat float type float valve according to claim 1 is characterized in that: the sidewall of described guiding short tube is provided with water outlet.
9. flat float type float valve according to claim 1 is characterized in that: the circumferential outer surface of described flap is provided with the rib with the flap central axes.
10. flat float type float valve according to claim 1 is characterized in that: the bottom of described flap is provided with the groove that lever can be packed into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101414408A CN101551032B (en) | 2009-05-12 | 2009-05-12 | Flat float type float valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101414408A CN101551032B (en) | 2009-05-12 | 2009-05-12 | Flat float type float valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101551032A CN101551032A (en) | 2009-10-07 |
| CN101551032B true CN101551032B (en) | 2011-01-26 |
Family
ID=41155430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101414408A Expired - Fee Related CN101551032B (en) | 2009-05-12 | 2009-05-12 | Flat float type float valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101551032B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195150A (en) * | 2013-03-28 | 2013-07-10 | 段鳗珊 | Submerged silent water inlet valve |
| CN113551406A (en) * | 2021-07-21 | 2021-10-26 | 珠海格力电器股份有限公司 | Water level control structure and mobile air conditioner |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2225574Y (en) * | 1995-07-05 | 1996-04-24 | 张玉珍 | Floating ball control valve for solar water heater |
| CN2356203Y (en) * | 1998-12-21 | 1999-12-29 | 王军 | New high pressure resistance floating ball valve |
| CN2583219Y (en) * | 2002-09-09 | 2003-10-29 | 黄占勇 | Float valve for cistern |
| CN201475341U (en) * | 2009-05-12 | 2010-05-19 | 黄樟焱 | Flat floater type float-controlled valve |
-
2009
- 2009-05-12 CN CN2009101414408A patent/CN101551032B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2225574Y (en) * | 1995-07-05 | 1996-04-24 | 张玉珍 | Floating ball control valve for solar water heater |
| CN2356203Y (en) * | 1998-12-21 | 1999-12-29 | 王军 | New high pressure resistance floating ball valve |
| CN2583219Y (en) * | 2002-09-09 | 2003-10-29 | 黄占勇 | Float valve for cistern |
| CN201475341U (en) * | 2009-05-12 | 2010-05-19 | 黄樟焱 | Flat floater type float-controlled valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101551032A (en) | 2009-10-07 |
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Granted publication date: 20110126 Termination date: 20110512 |