CN103335114A - Tandem built-in valve and liquid level control valve - Google Patents
Tandem built-in valve and liquid level control valve Download PDFInfo
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- CN103335114A CN103335114A CN2013103188126A CN201310318812A CN103335114A CN 103335114 A CN103335114 A CN 103335114A CN 2013103188126 A CN2013103188126 A CN 2013103188126A CN 201310318812 A CN201310318812 A CN 201310318812A CN 103335114 A CN103335114 A CN 103335114A
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- 238000007789 sealing Methods 0.000 claims abstract description 85
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- 238000005065 mining Methods 0.000 abstract description 4
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- 230000007423 decrease Effects 0.000 description 2
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Abstract
The invention discloses a tandem built-in valve and relates to an automatic water replenishing valve. The tandem built-in valve mainly comprises a valve seat, a main valve plate and a pressure relief spool. The main valve plate is a disc body structure. A round through hole is formed in the center of the main valve plate. The valve seat is a circular cap structure. A sliding way for a connecting rod is arranged in the axial center of the rear end of the valve seat. The pressure relief spool is a cylindrical or conical structure. The connecting rod is connected rearwards from the center of the bottom end of the conical structure. After the connecting rod penetrates through the circular through hole in the center of the main valve plate, the connecting rod penetrates out from the sliding way in the center of the rear end of the valve seat. The circular through hole in the center of the main valve plate forms a pressure relief passage. A water flow through hole is formed on a wall body behind the sealing surface b of the valve seat. An assembling interface a is arranged at the front end of the valve seat and is connected to the lower valve body of a liquid level control valve. The tandem built-in valve is suitable for water tanks of solar water heaters and centralized heat supply systems, water towers of industrial and mining enterprises, firefighting water ponds and boiler water replenishing tanks.
Description
Technical field
The present invention relates to automatic fluid level control device, specially refer to a kind of automatic water compensating valve.
Background technique
People are in life and producing, all need reservoir, comprise the heat-insulating water tanks of solar water heater, the water tank of central heating system, water tower, fire-water pond and the boiler replenishing water case etc. of industrial and mining enterprise, in these equipment, use automatic fluid level control device and carry out moisturizing and can save artificial and prevent water resource waste.When adopting tap water that above-mentioned reservoir is carried out moisturizing, it is convenient and economical that the application altitude valve carries out moisturizing.But existing altitude valve is controlled by float valve, and valve plate or spool are to close in face of the current of tap water or hydraulic pressure direction, cause the close shortcoming of easily leaking that is not closed completely easily, ball float and connecting rod are installed in the water tank outside the altitude valve, exist to install and use inconvenience, easy to failure, shortcoming such as working life is short.
Solar energy is a kind of inexhaustible natural renewable sources of energy,, be the clear energy sources that everyone can both share.Current, human utilization to solar energy makes remarkable progress, and particularly in the solar water heater field, uses very universal.The domestic solar water heater is made up of vacuum glass tube heat collector and heat-insulating water tanks, usually all be installed on the roof, hot water outlet on the heat-insulating water tanks and running water inlet share an interface, be arranged on the bottom of heat-insulating water tanks, hold concurrently spilling water outlet of exhaust is arranged at the top of heat-insulating water tanks, when need carry out the moisturizing operation to solar water heater, the user is the manual unlocking valve at home, tap water just enters into heat-insulating water tanks by the hot water outlet of hot-water line and heat-insulating water tanks bottom, after water in the heat-insulating water tanks replenishes and satisfies, just flowed out through overflow pipe by the spilling water outlet on heat-insulating water tanks top, after the user finds that overflow pipe there are flowing out, valve closing is stopped moisturizing.The shortcoming that such manually-operable exists is: one, lost labor's time; Two, since in time throttle down cause the waste of water resources; Three, the user can not use hot water when moisturizing; Four, the user does not have hot water to use in a period of time after the moisturizing.
Summary of the invention
The problem that the objective of the invention is to overcome the shortcoming of existing altitude valve and solve the solar water heater automatic water supplement, design a kind of easy to install, reliable operation, close the tight built-in valve of tandem water-tight and long service life and fluid level control valve, save people's time, and the water resources that avoids waste.When solar water heater is used, the exhaust overflow is not established on top at heat-insulating water tanks, hot water outlet and moisturizing import separately arrange separately, hot water outlet is arranged on the top of heat-insulating water tanks, and the moisturizing import is arranged on the bottom of heat-insulating water tanks opposite side, realizes the instant moisturizing of solar water heater, output hot water and moisturizing are not disturbed mutually, when moisturizing, the user still can normally use hot water, makes people can use solar water heater more easily.
The built-in valve of a kind of tandem of the present invention, it is characterized in that built-in valve mainly is made up of valve seat (102), main valve plate (108) and pressure releasing valve core (111), the front end of built-in valve down, pressure releasing valve core (111) from bottom to top carries out coaxial series connection to main valve plate (108) and valve seat (102) by connecting rod (103), wherein, main valve plate (108) is the disc structure, and there is manhole at the center of main valve plate (108); Valve seat (102) is dome formula structure, and the axial centre of valve seat (102) rear end has the slideway (115) of connecting rod; Pressure releasing valve core (111) is cylindrical body or conical structure, connecting rod (103) picks out from the center of cylindrical body or cone rear end, after connecting rod (103) on the pressure releasing valve core (111) passes main valve plate (108) central circular through hole, pass in the slideway (115) by valve seat (102) center, rear end again; The central circular through hole of main valve plate (108) constitutes pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end constitutes sealing surface d(112), the annular end face of pressure releasing valve core (111) rear end constitutes sealing surface c(109), sealing surface d(112) and sealing surface c(109) corresponding matching; The outer annular end face of main valve plate (108) rear end constitutes sealing surface a(105), have annular end face to constitute sealing surface b(113 in the wall body of valve seat (102)), sealing surface b(113) and sealing surface a(105) corresponding matching; Sealing surface b(113 at valve seat (102)) wall body afterwards has current via hole (114), and the front end of valve seat (102) has assembling interface a(107), assembling interface a(107) be connected on the following valve body of fluid level control valve.
Among the present invention, connecting rod (103) has the free gap in the central circular through hole of main valve plate (108); In the slideway (115) of connecting rod (103) valve seat (102) rear end the free gap is arranged; There is connecting thread (117) rear end of connecting rod (103), and the connecting thread (117) of connecting rod (103) rear end reaches outside the slideway (115); Sealing surface a(105 on the main valve plate (108)) by rubber cushion a(106) substitute, when by rubber cushion a(106) replacement seal face a(105) time, on the ear end face of main valve plate (108) annular bayonet socket is arranged, rubber cushion a(106) fixed by annular bayonet socket; Annular end face in pressure releasing valve core (111) rear end has snap ring and rubber cushion b(110), rubber cushion b(110) fixed rubber cushion b(110 by snap ring) and with the sealing surface d(112 of main valve plate (108) front end) corresponding matching; At sealing surface b(113) afterwards the current via hole (114) on the wall body be more than three.
A kind of fluid level control valve of the present invention, it is characterized in that control valve is mainly by built-in valve (1), upper valve body (2), float (3) and following valve body (4) are formed, wherein, built-in valve (1) is series-mode frame, built-in valve (1) is by valve seat (102), main valve plate (108) and pressure releasing valve core (111) constitute, main valve plate (108) is the disc structure, there is manhole at the center of main valve plate (108), main valve plate (108) central circular through hole constitutes pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end constitutes sealing surface d(112), the outer annular end face of main valve plate (108) rear end constitutes sealing surface a(105); Valve seat (102) is dome formula structure, there is the slideway (115) of connecting rod at the center on the rear end of valve seat (102), there is annular end face to constitute sealing surface b(113 in the wall body of valve seat (102)), at sealing surface b(113) afterwards valve seat wall body has current via hole (114), the front end of valve seat (102) has assembling interface a(107); Pressure releasing valve core (111) is cylindrical body or conical structure, the center of cylindrical body or cone rear end has connecting rod (103) to pick out, the annular end face of pressure releasing valve core (111) rear end constitutes sealing surface c(109), after connecting rod (103) passes main valve plate (108) central circular through hole, again by passing in the slideway (115); Upper valve body (2) is made of exhaust port (201), water outlet interface (203) and housing (202), exhaust port (201) is at the top of housing (202), water outlet interface (203) has assembling interface c(204 in the bottom of housing (202) on the wall body of housing (202) lower side); Following valve body (4) is the circular groove body structure, the interior space of circular groove body structure constitutes valve pocket (I), valve pocket (I) has into water interface (401) insert, and at the upper edge hole of valve pocket (I) wall body assembling interface b(403 is arranged), on the wall body top of valve body (4) down assembling interface d(402 is arranged); Assembling interface a(107 on valve seat (102) front end) be connected to the assembling interface b(403 of valve pocket (I) wall body upper edge hole), the bottom group attaching mouth c(204 of upper valve body (2) housing) be connected to down the assembling interface d(402 on valve body (4) wall body top); The sealing surface d(112 of main valve plate (108) front end) with pressure releasing valve core (111) on sealing surface c(109) corresponding matching, the sealing surface b(113 on the valve seat (102)) with the sealing surface a(105 of main valve plate (108) rear end) corresponding matching; Sealing surface b(113) and sealing surface a(105) between the space constitute flow channel (II), the sealing surface b(113 of valve seat (102)) space afterwards constitutes the water outlet (III) of built-in valve, the interior space of upper valve body (2) constitutes hydroecium (IV); Float (3) is arranged in the hydroecium (IV), and the rear end of the connecting rod (103) that passes from slideway (115) is connected on the float (3); When control valve is opened, valve pocket (I) is by sealing surface b(113) and sealing surface a(105) between flow channel (II) be communicated to the water outlet (III) of built-in valve, the water outlet of built-in valve (III) is communicated to hydroecium (IV) by current via hole (114).Among the present invention, dividing plate (6) and damping plate (5) are arranged in valve pocket (I), at the center of dividing plate (6) chute (601) is arranged, be distributed with water passage hole (602) at dividing plate (6), there is position limit pin (501) at the center of damping plate (5) lower end surface, damping plate (5) cover dividing plate (6) above, the position limit pin (501) of damping plate (5) is inserted in the chute (601) of dividing plate (6), between position limit pin (501) and the chute (601) free gap is arranged, dividing plate (6) is divided into the upper and lower to valve pocket (I), water inlet interface (401) is communicated to the bottom of valve pocket (I), when current pushed up damping plate (5) from dividing plate (6), the bottom of valve pocket (I) was communicated to the top of valve pocket (I) by water passage hole (602).
In the above-mentioned invention, the built-in valve of tandem is the core component of fluid level control valve, be arranged in the fluid level control valve and use, during concrete enforcement, the diameter of main valve plate (108) is designed to 15-35mm, the diameter of pressure releasing valve core (111) is designed to 3-5mm, main valve plate (108) and pressure releasing valve core (111) are controlled and are closed or open by the lifting of float (3), when the hydroecium in the fluid level control valve (IV) middle water level rises, float (3) drives pressure releasing valve core (111) by connecting rod (103) and main valve plate (108) rising moves to closing direction, pressure releasing valve core (111) is identical with the direction of current with the closing direction of main valve plate (108), make valve close easily, after fluid level control valve is closed, valve pocket (I) bears the pressure of tap water, the direction of the closing direction of main valve plate (108) and pressure releasing valve core (111) and the interior tap water pressure of valve pocket (I) and identical utilizes the pressure of tap water that fluid level control valve is closed tightly; When the hydroecium in the fluid level control valve (IV) middle water level descends, float (3) is along with decline, driving pressure releasing valve core (111) by connecting rod (103) descends, because the cross section of pressure releasing valve core (111) is very little, therefore, the resistance that pressure releasing valve core (111) descends is very little, the gravity of float (3) is easy to drive pressure releasing valve core (111) and descends, open pressure release passage (104), pressure in the valve pocket (I) is discharged, thereby main valve plate (108) is fallen, and the circulation road of fetching boiling water (II) is opened fluid level control valve.Moving element of the present invention has only float (3), main valve plate (108) and pressure releasing valve core (111), and only does vertical motion up and down, and have simple in structure, reliable operation, close the characteristics of tight water-tight and long service life, and easy to install.Among the present invention, pressure releasing valve core (111) is designed to cylindrical body or the conical structure of small bore, pressure releasing valve core (111) is as the auxiliary element of opening of main valve plate (108), the cross section of pressure releasing valve core (111) is far smaller than the cross section of main valve plate (108), when built-in valve cuts out, tap water pressure in the valve pocket (I) mainly is applied on the main valve plate (108), and main valve plate (108) is upwards compressed, make close tighter; When the diameter of pressure releasing valve core (111) is designed to 3mm, when the tap water pressure in the valve pocket (I) is 0.2MPa, the pressure that pressure releasing valve core (111) bears is below the 0.015MPa, only need the gravity of 0.15kg that pressure releasing valve core (111) is opened, when the hydroecium in fluid level control valve (IV) middle water level descends, 0.15kg the float of above weight (3) is when descending, being easy to drive pressure releasing valve core (111) descends, open pressure release passage (104), pressure in the valve pocket (I) is discharged, after pressure in the valve pocket (I) discharged, main valve plate (108) opened fluid level control valve with regard to smooth opening; Because connecting rod (103) is in the pressure release passage (104), activity makes pressure release passage (104) plugging fault can not take place to connecting rod (103) along with the lifting of float (3).The present invention arranges dividing plate (6) and damping plate (5) in valve pocket (I) purpose is at pressure releasing valve core (111) when opening, the pressure release smoothly of the top of valve pocket (I), thus guarantee that main valve plate (108) can smooth opening; Damping plate (5) is selected the material than the big slightly proportion of water for use, open and main valve plate (108) when not opening as yet at pressure releasing valve core (111), current are little, damping plate (5) can be by the top from dividing plate (6), damping plate (5) has been isolated the water of valve pocket (I) bottom, make the pressure on valve pocket (I) top obtain discharging, after main valve plate (108) is opened, water flow increases, damping plate (5) is pushed up from dividing plate (6), the water of valve pocket (I) bottom enters into the top of valve pocket (I) by water passage hole (602), then through flow channel (II), current via hole (114), water outlet (III) enters into hydroecium (IV).
The using scope of foregoing invention comprises the automatic water level control of water tower, fire-water pond and boiler replenishing water case of water tank, the industrial and mining enterprise of solar water heater, central heating system.When the present invention when solar water heater is used, can carry out useful improvement to the using method of solar water heater, the exhaust overflow is not established on top at heat-insulating water tanks, hot water outlet and moisturizing import are separately arranged separately, hot water outlet is arranged on the top of heat-insulating water tanks, the moisturizing import is arranged on the bottom of heat-insulating water tanks opposite side, in the outside of heat-insulating water tanks fluid level control valve of the present invention is installed and is carried out automatic water supplement, when having the people to use solar water, tap water carries out instant moisturizing by fluid level control valve to heat-insulating water tanks, solar water heater output hot water and automatic water supplement operation are not disturbed mutually, realized that the limit goes out the synchronous water supplementing method of hot water limit moisturizing, make that the user is round-the-clock can both to use hot water, needn't worry that also the water of solar water heater can use up.Water hot water outlet is arranged on the top of heat-insulating water tanks, more meets the natural law, because can rise after heating up, in heat-insulating water tanks, hot water is collected at top, must not wait for that the whole heating of water in the heat-insulating water tanks just have hot water output, thereby make the hot water effluent speed up; After supplementing water enters heat-insulating water tanks, be trapped in the bottom of heat-insulating water tanks, when being arranged, sunlight is heated at any time, improve solar water heater efficient, overcome present solar water heater and can not carry out the shortcoming that moisturizing reaches does not have hot water to use again when heat-insulating water tanks carries out moisturizing to heat-insulating water tanks when the user uses hot water, also having overcome simultaneously has water to flow out the shortcoming that causes water resource waste from overflow after the water of heat-insulating water tanks fills.
The invention has the beneficial effects as follows: the built-in valve of the tandem of design and fluid level control valve are adapted at using on water tower, fire-water pond and the boiler replenishing water case of water tank, industrial and mining enterprise of solar water heater, central heating system.When solar water heater is used, moisturizing synchronously automatically when using solar water, output hot water and moisturizing are not disturbed mutually, when moisturizing, the user still can normally use hot water, makes people can use solar water heater more easily, save people's time, and the water resources that avoids waste.Valve plate closing direction of the present invention is identical with current or the hydraulic pressure direction of tap water, and it is tighter to utilize the pressure of tap water that valve plate is closed, thereby has overcome the shortcoming that common fluid level control valve is not closed completely.
Description of drawings
Accompanying drawing 1 is the structural drawing of the built-in valve of a kind of tandem of the present invention.
Accompanying drawing 2 is a kind of built-in valve arrangement figure of tandem with rubber cushion of the present invention.
Accompanying drawing 3 is structural drawing of a kind of fluid level control valve of the present invention.
Among the figure: 1. built-in valve, 101. locking nuts, 102. valve seat a, 103. connecting rods, 104. pressure release passage, 105. sealing surface a, 106. rubber cushion a, 107. assembling interface a, 108. the main valve plate, 109. sealing surface c, 110. rubber cushion b, 111. pressure releasing valve cores, 112. sealing surface d, 113. sealing surface b, 114. current via holes, 115. slideways, 116. the connecting rod cover, the connecting thread of 117. link ends, 2. upper valve body, 201. exhaust port, 202. housings, 203. water outlet interfaces, 204. assembling interface c, 3. float, 3. outer valve casing, 4. descend valve body, 401. water inlet interfaces, 402. assembling interface d, 403. assembling interface b, 5. damping plate, 501. position limit pins, 6. dividing plate, 601. chutes, 602. water passage holes, 7. sealing gasket, I. valve pocket, II. flow channel, III. built-in valve water outlet, IV. hydroecium, V. the upper space of hydroecium.
Embodiment
Among the embodiment shown in embodiment's 1 accompanying drawing 1, the built-in valve of tandem mainly is made up of valve seat (102), main valve plate (108) and pressure releasing valve core (111), the front end of built-in valve down, pressure releasing valve core (111) from bottom to top carries out coaxial series connection to main valve plate (108) and valve seat (102) by connecting rod (103), wherein, main valve plate (108) is the disc structure, and there is manhole at the center of main valve plate (108); Valve seat (102) is dome formula structure, and the axial centre of valve seat (102) rear end has the slideway (115) of connecting rod; Pressure releasing valve core (111) is conical structure, and connecting rod (103) picks out from the center of cone rear end; Connecting rod (103) on the pressure releasing valve core (111) passes main valve plate (108) central circular through hole, after putting connecting rod cover (116), pass in the slideway (115) by valve seat (102) center, rear end again, there is connecting thread (117) rear end of connecting rod (103), the connecting thread (117) of connecting rod (103) rear end reaches outside the slideway (115), and connecting rod (103) is in the central circular through hole of main valve plate (108) and in the slideway (115) of valve seat (102) rear end the free gap is arranged; The central circular through hole of main valve plate (108) constitutes pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end constitutes sealing surface d(112), the annular end face of pressure releasing valve core (111) rear end constitutes sealing surface c(109), sealing surface d(112) and sealing surface c(109) corresponding matching; The outer annular end face of main valve plate (108) rear end constitutes sealing surface a(105), have annular end face to constitute sealing surface b(113 in the wall body of valve seat (102)), sealing surface b(113) and sealing surface a(105) corresponding matching; Sealing surface b(113 at valve seat (102)) wall body afterwards has current via hole (114), current via hole (114) is six, the front end of valve seat (102) has assembling interface a(107), assembling interface a(107) be connected on the following valve body of fluid level control valve.
Among the embodiment shown in embodiment's 2 accompanying drawings 2, be on the 1st embodiment's basis, sealing surface a(105 on the main valve plate (108)) by rubber cushion a(106) substitute, annular bayonet socket is arranged, rubber cushion a(106 at the ear end face of main valve plate (108)) fixed by annular bayonet socket; Annular end face in pressure releasing valve core (111) rear end has snap ring and rubber cushion b(110), rubber cushion b(110) fixed rubber cushion b(110 by snap ring) and with the sealing surface d(112 of main valve plate (108) front end) corresponding matching.The further feature of present embodiment is identical with the 1st embodiment's, repeats no more.
In embodiment's 3 accompanying drawings 3 illustrated embodiments, fluid level control valve is mainly by built-in valve (1), upper valve body (2), float (3) and following valve body (4) are formed, wherein, built-in valve (1) is series-mode frame, built-in valve (1) is by valve seat (102), main valve plate (108) and pressure releasing valve core (111) constitute, main valve plate (108) is the disc structure, there is manhole at the center of main valve plate (108), main valve plate (108) central circular through hole constitutes pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end constitutes sealing surface d(112), the outer annular end face of main valve plate (108) rear end constitutes sealing surface a(105); Valve seat (102) is dome formula structure, there is the slideway (115) of connecting rod at the center on the rear end of valve seat (102), there is annular end face to constitute sealing surface b(113 in the wall body of valve seat (102)), at sealing surface b(113) afterwards valve seat wall body has current via hole (114), the front end of valve seat (102) has assembling interface a(107); Pressure releasing valve core (111) is conical structure, the center of cone rear end is connected with the front end of connecting rod (103), the annular end face of pressure releasing valve core (111) rear end constitutes sealing surface c(109), after connecting rod (103) passes main valve plate (108) central circular through hole, again by passing in the slideway (115); Upper valve body (2) is made of exhaust port (201), water outlet interface (203) and housing (202), exhaust port (201) is at the top of housing (202), water outlet interface (203) has assembling interface c(204 in the bottom of housing (202) on the wall body of housing (202) lower side); Following valve body (4) is the circular groove body structure, the interior space of circular groove body structure constitutes valve pocket (I), dividing plate (6) and damping plate (5) are arranged in valve pocket (I), at the center of dividing plate (6) chute (601) is arranged, be distributed with water passage hole (602) at dividing plate (6), there is position limit pin (501) at the center of damping plate (5) lower end surface, damping plate (5) cover dividing plate (6) above, the position limit pin (501) of damping plate (5) is inserted in the chute (601) of dividing plate (6), between position limit pin (501) and the chute (601) free gap is arranged, dividing plate (6) is divided into the upper and lower to valve pocket (I), water inlet interface (401) is communicated to the bottom of valve pocket (I), when current push up damping plate (5) from dividing plate (6), the bottom of valve pocket (I) is communicated to the top of valve pocket (I) by water passage hole (602), upper edge hole at valve pocket (I) wall body has assembling interface b(403), assembling interface d(402 is arranged) on the wall body top of following valve body (4); Assembling interface a(107 on valve seat (102) front end) be connected to the assembling interface b(403 of valve pocket (I) wall body upper edge hole), use the polytetrafluoroethylraw raw material band sealing between the junction plane; The bottom group attaching mouth c(204 of upper valve body (2) housing) be connected to down the assembling interface d(402 on valve body (4) wall body top), there is sealing gasket (7) to seal between the end face in end face and being connected of following valve body (4) wall body top of upper valve body (2) housing bottom; The sealing surface d(112 of main valve plate (108) front end) with pressure releasing valve core (111) on sealing surface c(109) corresponding matching, the sealing surface b(113 on the valve seat (102)) with the sealing surface a(105 of main valve plate (108) rear end) corresponding matching; Sealing surface b(113) and sealing surface a(105) between the space constitute flow channel (II), the sealing surface b(113 of valve seat (102)) space afterwards constitutes the water outlet (III) of built-in valve, the interior space of upper valve body (2) constitutes hydroecium (IV); Float (3) is arranged in the hydroecium (IV), and the rear end of the connecting rod (103) that passes from slideway (115) is connected on the float (3); When control valve is opened, valve pocket (I) is by sealing surface b(113) and sealing surface a(105) between flow channel (II) be communicated to the water outlet (III) of built-in valve, the water outlet of built-in valve (III) is communicated to hydroecium (IV) by current via hole (114).The fluid level control valve of present embodiment is installed in the solar water heater system, the hot water outlet of heat-preserving water tank for solar water heater and moisturizing import separately arrange separately, hot water outlet is arranged on the top of heat-insulating water tanks, and the moisturizing import is arranged on the bottom of heat-insulating water tanks opposite side; The water inlet interface (401) of fluid level control valve is connected on the water supply pipe by moisturizing pipeline and water supply valve, the water outlet interface (203) of fluid level control valve is connected to the moisturizing import of heat-insulating water tanks bottom, exhaust port (201) at fluid level control valve is installed emptying pipe, or the exhaust port of fluid level control valve (201) is connected to swelling water tank, on the top of swelling water tank pneumostome is set; The height that is arranged on a little higher than heat-preserving water tank for solar water heater top of fluid level control valve, to avoid heat-insulating water tanks to bear too high pressure, automatic control pressure vent is arranged at the top at heat-insulating water tanks, with the air in the automatic eliminating heat-insulating water tanks, makes easy topped up with water in the heat-insulating water tanks.During use, the water supply valve of tap water is round-the-clock to be opened, and tap water enters into valve pocket (I) by the water inlet interface (401) of fluid level control valve; When the user uses solar water, water in the fluid level control valve replenishes in the heat-insulating water tanks of solar water heater into, when the water level in the fluid level control valve in the hydroecium (IV) descends, float (3) drives pressure releasing valve core (111) and descends along with decline, opens pressure release passage (104), pressure in the valve pocket (I) is discharged, thereby main valve plate (108) is fallen, and the circulation road of fetching boiling water (II) is opened fluid level control valve, and tap water carries out moisturizing by fluid level control valve to heat-insulating water tanks; When the user stops using solar water, water level in the fluid level control valve in the hydroecium (IV) rises, float (3) drives pressure releasing valve core (111) by connecting rod (103) and main valve plate (108) rises, and fluid level control valve is closed, and stops the heat-insulating water tanks moisturizing.
In the above embodiments, the diameter of main valve plate (108) is 15mm, and the diameter of pressure releasing valve core (111) is 3mm; Main valve plate (108) is selected aluminium oxide ceramics or nylon or stainless steel or copper material manufacturing for use, and pressure releasing valve core (111) is selected stainless steel or brass or the manufacturing of red copper material for use, and other parts are selected stainless steel or brass or engineering plastics or nylon material manufacturing for use.
Claims (7)
1. built-in valve of tandem, it is characterized in that built-in valve mainly is made up of valve seat (102), main valve plate (108) and pressure releasing valve core (111), the front end of built-in valve down, pressure releasing valve core (111) from bottom to top carries out coaxial series connection to main valve plate (108) and valve seat (102) by connecting rod (103), wherein, main valve plate (108) is the disc structure, and there is manhole at the center of main valve plate (108); Valve seat (102) is dome formula structure, and the axial centre of valve seat (102) rear end has the slideway (115) of connecting rod; Pressure releasing valve core (111) is cylindrical body or conical structure, connecting rod (103) picks out from the center of cylindrical body or cone rear end, after connecting rod (103) on the pressure releasing valve core (111) passes main valve plate (108) central circular through hole, pass in the slideway (115) by valve seat (102) center, rear end again; The central circular through hole of main valve plate (108) constitutes pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end constitutes sealing surface d(112), the annular end face of pressure releasing valve core (111) rear end constitutes sealing surface c(109), sealing surface d(112) and sealing surface c(109) corresponding matching; The outer annular end face of main valve plate (108) rear end constitutes sealing surface a(105), have annular end face to constitute sealing surface b(113 in the wall body of valve seat (102)), sealing surface b(113) and sealing surface a(105) corresponding matching; Sealing surface b(113 at valve seat (102)) wall body afterwards has current via hole (114), and the front end of valve seat (102) has assembling interface a(107), assembling interface a(107) be connected on the following valve body of fluid level control valve.
2. the built-in valve of a kind of tandem according to claim 1 is characterized in that connecting rod (103) has the free gap in the central circular through hole of main valve plate (108); In the slideway (115) of connecting rod (103) valve seat (102) rear end the free gap is arranged; There is connecting thread (117) rear end of connecting rod (103), and the connecting thread (117) of connecting rod (103) rear end reaches outside the slideway (115).
3. the built-in valve of a kind of tandem according to claim 1, it is characterized in that the sealing surface a(105 on the main valve plate (108)) by rubber cushion a(106) substitute, when by rubber cushion a(106) replacement seal face a(105) time, on the ear end face of main valve plate (108) annular bayonet socket is arranged, rubber cushion a(106) fixed by annular bayonet socket.
4. the built-in valve of a kind of tandem according to claim 1, it is characterized in that at the annular end face of pressure releasing valve core (111) rear end snap ring and rubber cushion b(110 being arranged), rubber cushion b(110) fixed rubber cushion b(110 by snap ring) with the sealing surface d(112 of main valve plate (108) front end) corresponding matching.
5. the built-in valve of a kind of tandem according to claim 1 is characterized in that at sealing surface b(113) afterwards the current via hole (114) on the wall body be more than three.
6. fluid level control valve, it is characterized in that control valve is mainly by built-in valve (1), upper valve body (2), float (3) and following valve body (4) are formed, wherein, built-in valve (1) is series-mode frame, built-in valve (1) is by valve seat (102), main valve plate (108) and pressure releasing valve core (111) constitute, main valve plate (108) is the disc structure, there is manhole at the center of main valve plate (108), main valve plate (108) central circular through hole constitutes pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end constitutes sealing surface d(112), the outer annular end face of main valve plate (108) rear end constitutes sealing surface a(105); Valve seat (102) is dome formula structure, there is the slideway (115) of connecting rod at the center on the rear end of valve seat (102), there is annular end face to constitute sealing surface b(113 in the wall body of valve seat (102)), at sealing surface b(113) afterwards valve seat wall body has current via hole (114), the front end of valve seat (102) has assembling interface a(107); Pressure releasing valve core (111) is cylindrical body or conical structure, the center of cylindrical body or cone rear end has connecting rod (103) to pick out, the annular end face of pressure releasing valve core (111) rear end constitutes sealing surface c(109), after connecting rod (103) passes main valve plate (108) central circular through hole, again by passing in the slideway (115); Upper valve body (2) is made of exhaust port (201), water outlet interface (203) and housing (202), exhaust port (201) is at the top of housing (202), water outlet interface (203) has assembling interface c(204 in the bottom of housing (202) on the wall body of housing (202) lower side); Following valve body (4) is the circular groove body structure, the interior space of circular groove body structure constitutes valve pocket (I), valve pocket (I) has into water interface (401) insert, and at the upper edge hole of valve pocket (I) wall body assembling interface b(403 is arranged), on the wall body top of valve body (4) down assembling interface d(402 is arranged);
Assembling interface a(107 on valve seat (102) front end) be connected to the assembling interface b(403 of valve pocket (I) wall body upper edge hole), the bottom group attaching mouth c(204 of upper valve body (2) housing) be connected to down the assembling interface d(402 on valve body (4) wall body top); The sealing surface d(112 of main valve plate (108) front end) with pressure releasing valve core (111) on sealing surface c(109) corresponding matching, the sealing surface b(113 on the valve seat (102)) with the sealing surface a(105 of main valve plate (108) rear end) corresponding matching; Sealing surface b(113) and sealing surface a(105) between the space constitute flow channel (II), the sealing surface b(113 of valve seat (102)) space afterwards constitutes the water outlet (III) of built-in valve, the interior space of upper valve body (2) constitutes hydroecium (IV); Float (3) is arranged in the hydroecium (IV), and float (3) is connected to the rear end of connecting rod (103); When control valve is opened, valve pocket (I) is by sealing surface b(113) and sealing surface a(105) between flow channel (II) be communicated to the water outlet (III) of built-in valve, the water outlet of built-in valve (III) is communicated to hydroecium (IV) by current via hole (114).
7. a kind of fluid level control valve according to claim 6, it is characterized in that dividing plate (6) and damping plate (5) are arranged in valve pocket (I), at the center of dividing plate (6) chute (601) is arranged, be distributed with water passage hole (602) at dividing plate (6), there is position limit pin (501) at the center of damping plate (5) lower end surface, damping plate (5) cover dividing plate (6) above, the position limit pin (501) of damping plate (5) is inserted in the chute (601) of dividing plate (6), between position limit pin (501) and the chute (601) free gap is arranged, dividing plate (6) is divided into the upper and lower to valve pocket (I), water inlet interface (401) is communicated to the bottom of valve pocket (I), when current pushed up damping plate (5) from dividing plate (6), the bottom of valve pocket (I) was communicated to the top of valve pocket (I) by water passage hole (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310318812.6A CN103335114B (en) | 2013-07-26 | 2013-07-26 | Tandem built-in valve and liquid level control valve |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310318812.6A CN103335114B (en) | 2013-07-26 | 2013-07-26 | Tandem built-in valve and liquid level control valve |
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| CN103335114A true CN103335114A (en) | 2013-10-02 |
| CN103335114B CN103335114B (en) | 2015-04-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106321955A (en) * | 2015-06-23 | 2017-01-11 | 广东恒洁卫浴有限公司 | Pressure relief type light touch valve |
| CN107654719A (en) * | 2017-09-06 | 2018-02-02 | 同方节能装备有限公司 | A kind of solution ball-cock assembly |
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| CN203363206U (en) * | 2013-07-26 | 2013-12-25 | 衢州昀睿工业设计有限公司 | Tandem type built-in valve and level control valve |
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| JP2002048263A (en) * | 2000-08-04 | 2002-02-15 | Kubota Corp | Exhaust structure for air valve |
| CN2498415Y (en) * | 2001-07-17 | 2002-07-03 | 厉红 | Automatic water supply valve |
| CN2526611Y (en) * | 2002-02-04 | 2002-12-18 | 张金法 | Automatic water-level controlling valve |
| CN103292017A (en) * | 2013-06-22 | 2013-09-11 | 衢州昀睿工业设计有限公司 | Automatic water replenishing valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106321955A (en) * | 2015-06-23 | 2017-01-11 | 广东恒洁卫浴有限公司 | Pressure relief type light touch valve |
| CN107654719A (en) * | 2017-09-06 | 2018-02-02 | 同方节能装备有限公司 | A kind of solution ball-cock assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103335114B (en) | 2015-04-01 |
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