CN203363206U - Tandem type built-in valve and level control valve - Google Patents

Tandem type built-in valve and level control valve Download PDF

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Publication number
CN203363206U
CN203363206U CN 201320450490 CN201320450490U CN203363206U CN 203363206 U CN203363206 U CN 203363206U CN 201320450490 CN201320450490 CN 201320450490 CN 201320450490 U CN201320450490 U CN 201320450490U CN 203363206 U CN203363206 U CN 203363206U
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China
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valve
sealing surface
plate
water
connecting rod
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周昀煜
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Quzhou Yunrui Industrial Design Co Ltd
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Quzhou Yunrui Industrial Design Co Ltd
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Abstract

The utility model provides a tandem type built-in valve and a level control valve, and relates to an automatic water replenishing valve which is mainly composed of a valve seat, a main valve plate and a pressure relief valve core, wherein the main valve plate is in a disk body structure, and the center of the main valve plate is provided with a round through hole; the valve seat is in a circular cover type structure, and the axial center of the back end of the valve seat is provided with a slide track for a connecting rod; the pressure relief valve core is in a cylinder or cone structure, the connecting rod is drawn backwards from the bottom end of the cone, and the connecting rod is penetrated out of the slide track in the center of the back end of the valve seat through the round through hole in the center of the main valve plate; the round through hole in the center of the main valve plate forms a pressure relief channel; and a water flow hole is formed on the wall body behind a sealing surface b of the valve seat, the front end of the valve seat is provided with an assembling interface a, and the assembling interface a is connected to a lower valve body of the level control valve. The tandem type built-in valve and the level control valve are applicable to solar water heaters, water tanks of central heating systems, water towers of industrial and mining enterprises, fire pools and boiler water-replenishing tanks.

Description

The built-in valve of tandem and fluid level control valve
Technical field
The utility model relates to automatic liquid-level control device, specially refers 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, the application automatic liquid-level control device carries out moisturizing and can save artificial and prevent water resource waste.When adopting tap water to carry out moisturizing to above-mentioned reservoir, 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 closed in face of the current of tap water or hydraulic pressure direction, easily cause the close shortcoming of easily leaking that is not closed completely, ball float and connecting rod are arranged in the water tank outside altitude valve, exist and install and use the shortcomings such as inconvenience, easy to failure, working life is short.
Solar energy is a kind of inexhaustible Natural re generation energy,, be the clear energy sources that everyone can both share.Current, the utilization of the mankind to solar energy, make remarkable progress, and particularly in the solar water heater field, applies very universal.The domestic solar water heater is comprised of vacuum glass tube heat collector and heat-insulating water tanks, usually all be arranged on roof, hot water outlet on 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, in the time need carrying 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 heat-insulating water tanks supplements and meets, just by the spilling water outlet on heat-insulating water tanks top, through overflow pipe, flowed out, after the user finds that overflow pipe there are flowing out, valve closing is stopped to moisturizing.The shortcoming that such manually-operable exists is: one, lost labor's time; Two, cause the waste of water resources due to throttle down in time; Three, when moisturizing, the user can not use hot water; Four, in a period of time after moisturizing, the user does not have hot water to use.
The model utility content
The purpose of this utility model is the problem that will 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 tight water-tight and the built-in valve of tandem long service life and fluid level control valve, save people's time, and the water resources that avoids waste.While applying on solar water heater, 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 do not interfere with each other, when moisturizing, the user still can normally use hot water, makes people can use more easily solar water heater.
The built-in valve of a kind of tandem of the present utility model, it is characterized in that built-in valve mainly is comprised 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) is from bottom to top coaxially connected 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 pressure releasing valve core (111) passes the manhole at main valve plate (108) center, then pass in the slideway (115) at valve seat (102) center, rear end; The central circular through hole of main valve plate (108) forms pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end forms sealing surface d(112), the annular end face of pressure releasing valve core (111) rear end forms 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 forms sealing surface a(105), in the wall body of valve seat (102), have annular end face to form sealing surface b(113), sealing surface b(113) and sealing surface a(105) corresponding matching; Sealing surface b(113 at valve seat (102)) on wall body afterwards, current via hole (114) is arranged, the front end of valve seat (102) has assembling interface a(107), assembling interface a(107) be connected on the lower valve body of fluid level control valve.
In the utility model, connecting rod (103) has free gap in the manhole at the center of main valve plate (108); In the slideway (115) of connecting rod (103) valve seat (102) rear end, 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 slideway (115); Sealing surface a(105 on 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) by annular bayonet socket, be fixed; Snap ring and rubber cushion b(110 are arranged on the annular end face of pressure releasing valve core (111) rear end), rubber cushion b(110) be 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 wall body be more than three.
A kind of fluid level control valve of the present utility model, it is characterized in that control valve is mainly by built-in valve (1), upper valve body (2), float (3) and lower valve body (4) form, 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) form, main valve plate (108) is the disc structure, there is manhole at the center of main valve plate (108), the manhole at main valve plate (108) center forms pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end forms sealing surface d(112), the outer annular end face of main valve plate (108) rear end forms sealing surface a(105), valve seat (102) is dome formula structure, on the rear end of valve seat (102), there is the slideway (115) of connecting rod at center, in the wall body of valve seat (102), there is annular end face to form sealing surface b(113), at sealing surface b(113) current via hole (114) is arranged on valve seat wall body afterwards, 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 forms sealing surface c(109), after connecting rod (103) passes the manhole at main valve plate (108) center, then pass in slideway (115), upper valve body (2) consists of exhaust port (201), water outlet mouthpiece (203) and housing (202), exhaust port (201) is at the top of housing (202), water outlet mouthpiece (203), on the wall body of housing (202) lower side, has assembling interface c(204 in the bottom of housing (202)), lower valve body (4) is the circular groove body structure, the interior space of circular groove body structure forms valve pocket (I), valve pocket (I) has into water interface (401) access, at the upper edge hole of valve pocket (I) wall body, assembling interface b(403 is arranged), assembling interface d(402 is arranged) on the wall body top of lower 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), the bottom of upper valve body (2) housing assembling interface c(204) be connected to the assembling interface d(402 on lower 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 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 space form flow channel (II), the sealing surface b(113 of valve seat (102)) space afterwards forms the water outlet (III) of built-in valve, the interior space of upper valve body (2) forms hydroecium (IV), float (3) is arranged in hydroecium (IV), and the rear end of the connecting rod (103) passed from slideway (115) is connected on 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).In the utility model, 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) on dividing plate (6), the center limited location pin (501) 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 chute (601), free gap is arranged, dividing plate (6) is divided into 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).
In above-mentioned model utility, the core component that the built-in valve of tandem is fluid level control valve, be arranged in 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 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 easily close, 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, utilize the pressure of tap water that fluid level control valve is closed tightly, when the hydroecium in 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), make the earth pressure release in valve pocket (I), 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 utility model only has float (3), main valve plate (108) and pressure releasing valve core (111), and only move up and down vertically, there is simple in structure, reliable operation, close the characteristics of tight water-tight and long service life, and easy to install.In the utility model, 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, it is upper that tap water pressure in valve pocket (I) mainly is applied to 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 valve pocket (I) is 0.2MPa, the pressure that pressure releasing valve core (111) bears is below 0.015MPa, only need the gravity of 0.15kg just can make pressure releasing valve core (111) open, 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), make the earth pressure release in valve pocket (I), after earth pressure release in valve pocket (I), main valve plate (108) opens fluid level control valve with regard to smooth opening, due to connecting rod (103), in pressure release passage (104), along with the lifting of float (3), activity makes pressure release passage (104) plugging fault can not occur to connecting rod (103).The purpose that the utility model arranges dividing plate (6) and damping plate (5) in valve pocket (I) is at pressure releasing valve core (111) while 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 than the material of the slightly large proportion of water, at pressure releasing valve core (111), open and main valve plate (108) while not yet opening, current are little, damping plate (5) can be by top from dividing plate (6), damping plate (5) has been isolated the water of valve pocket (I) bottom, the pressure on valve pocket (I) top is discharged, 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 above-mentioned model utility comprises that the automatic water level 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 controls.When the utility model is applied on solar water heater, 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 utility model 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 interfere with each other, realized that limit goes out the synchronous water supplementing method of hot water limit moisturizing, make that the user is round-the-clock can use hot water, the water that also needn't worry solar water heater can be finished.Water hot water outlet is arranged on to 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 heat-insulating water tanks just have hot water output, thereby make hot water effluent's speed accelerate; 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 efficiency, overcome the shortcoming that current solar water heater can not carry out moisturizing and not have again hot water to use heat-insulating water tanks when the user uses hot water when heat-insulating water tanks carries out moisturizing, also overcome and after the water of heat-insulating water tanks fills, had water to flow out the shortcoming that causes water resource waste from overflow simultaneously.
The beneficial effects of the utility model are: the built-in valve of the tandem of design and fluid level control valve are adapted at applying 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 applied, automatic synchronization moisturizing while using solar water, output hot water and moisturizing do not interfere with each other, when moisturizing, the user still can normally use hot water, makes people can use more easily solar water heater, save people's time, and the water resources that avoids waste.Valve plate closing direction of the present utility model is identical with current or the hydraulic pressure direction of tap water, utilizes the pressure of tap water that valve plate is closed tighter, thereby has overcome the shortcoming that common fluid level control valve is not closed completely.
The accompanying drawing explanation
Accompanying drawing 1 is the structural drawing of the built-in valve of a kind of tandem of the present utility model.
Accompanying drawing 2 is a kind of built-in valve arrangement figure of tandem with rubber cushion of the present utility model.
Accompanying drawing 3 is structural drawing of a kind of fluid level control valve of the utility model.
In figure: 1. built-in valve, 101. locking nut, 102. valve seat a, 103. connecting rod, 104. pressure release passage, 105. sealing surface a, 106. rubber cushion a, 107. assembling interface a, 108. main valve plate, 109. sealing surface c, 110. rubber cushion b, 111. pressure releasing valve core, 112. sealing surface d, 113. sealing surface b, 114. current via hole, 115. slideway, 116. connecting rod cover, 117. the connecting thread of link end, 2. upper valve body, 201. exhaust port, 202. housing, 203. water outlet mouthpiece, 204. assembling interface c, 3. float, 3. outer valve casing, 4. descend valve body, 401. water inlet interface, 402. assembling interface d, 403. assembling interface b, 5. damping plate, 501. position limit pin, 6. dividing plate, 601. chute, 602. water passage hole, 7. sealing gasket, I. valve pocket, II. flow channel, III. built-in valve water outlet, IV. hydroecium, V. the upper space of hydroecium.
embodiment
In embodiment shown in embodiment's 1 accompanying drawing 1, the built-in valve of tandem mainly is comprised 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) is from bottom to top coaxially connected 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 pressure releasing valve core (111) is through the manhole at main valve plate (108) center, after putting connecting rod cover (116), in the slideway (115) at valve seat (102) center, rear end, pass again, there is connecting thread (117) rear end of connecting rod (103), the connecting thread (117) of connecting rod (103) rear end reaches outside slideway (115), and connecting rod (103) is in the manhole at the center of main valve plate (108) and in the slideway (115) of valve seat (102) rear end, free gap is arranged; The central circular through hole of main valve plate (108) forms pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end forms sealing surface d(112), the annular end face of pressure releasing valve core (111) rear end forms 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 forms sealing surface a(105), in the wall body of valve seat (102), have annular end face to form sealing surface b(113), sealing surface b(113) and sealing surface a(105) corresponding matching; Sealing surface b(113 at valve seat (102)) on wall body afterwards, current via hole (114) is arranged, 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 lower valve body of fluid level control valve.
In embodiment shown in embodiment's 2 accompanying drawings 2, on the 1st embodiment's basis, sealing surface a(105 on main valve plate (108)) by rubber cushion a(106) substitute, annular bayonet socket is arranged on the ear end face of main valve plate (108), rubber cushion a(106) by annular bayonet socket, be fixed; Snap ring and rubber cushion b(110 are arranged on the annular end face of pressure releasing valve core (111) rear end), rubber cushion b(110) be 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 the present embodiment is identical with the 1st embodiment's, repeats no more.
In embodiment's 3 accompanying drawing 3 illustrated embodiments, fluid level control valve is mainly by built-in valve (1), upper valve body (2), float (3) and lower valve body (4) form, 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) form, main valve plate (108) is the disc structure, there is manhole at the center of main valve plate (108), the manhole at main valve plate (108) center forms pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end forms sealing surface d(112), the outer annular end face of main valve plate (108) rear end forms sealing surface a(105), valve seat (102) is dome formula structure, on the rear end of valve seat (102), there is the slideway (115) of connecting rod at center, in the wall body of valve seat (102), there is annular end face to form sealing surface b(113), at sealing surface b(113) current via hole (114) is arranged on valve seat wall body afterwards, 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 forms sealing surface c(109), after connecting rod (103) passes the manhole at main valve plate (108) center, then pass in slideway (115), upper valve body (2) consists of exhaust port (201), water outlet mouthpiece (203) and housing (202), exhaust port (201) is at the top of housing (202), water outlet mouthpiece (203), on the wall body of housing (202) lower side, has assembling interface c(204 in the bottom of housing (202)), lower valve body (4) is the circular groove body structure, the interior space of circular groove body structure forms 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) on dividing plate (6), the center limited location pin (501) 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 chute (601), free gap is arranged, dividing plate (6) is divided into 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 lower 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 junction plane, the bottom of upper valve body (2) housing assembling interface c(204) be connected to the assembling interface d(402 on lower valve body (4) wall body top), between the connecting end surface on the end face of upper valve body (2) housing bottom and lower valve body (4) wall body top, there is sealing gasket (7) to be sealed, 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 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 space form flow channel (II), the sealing surface b(113 of valve seat (102)) space afterwards forms the water outlet (III) of built-in valve, the interior space of upper valve body (2) forms hydroecium (IV), float (3) is arranged in hydroecium (IV), and the rear end of the connecting rod (103) passed from slideway (115) is connected on 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 the present embodiment is arranged in 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 water supply pipe by moisturizing pipeline and water supply valve, the water outlet mouthpiece of fluid level control valve (203) is connected to the moisturizing import of heat-insulating water tanks bottom, in the upper emptying pipe of installing of the exhaust port (201) of fluid level control valve, 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, automatically to get rid of the air in heat-insulating water tanks, makes easy topped up with water in 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 fluid level control valve supplements in the heat-insulating water tanks of solar water heater, when the water level in fluid level control valve in hydroecium (IV) descends, float (3), along with decline, drives pressure releasing valve core (111) and descends, and opens pressure release passage (104), make the earth pressure release in valve pocket (I), 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 fluid level control valve in 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 manufacture, and pressure releasing valve core (111) is selected stainless steel or brass or the manufacture of red copper material, and other parts are selected stainless steel or brass or engineering plastics or nylon material manufacture.

Claims (7)

1. the built-in valve of tandem, it is characterized in that built-in valve mainly is comprised 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) is from bottom to top coaxially connected 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 pressure releasing valve core (111) passes the manhole at main valve plate (108) center, then pass in the slideway (115) at valve seat (102) center, rear end; The central circular through hole of main valve plate (108) forms pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end forms sealing surface d(112), the annular end face of pressure releasing valve core (111) rear end forms 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 forms sealing surface a(105), in the wall body of valve seat (102), have annular end face to form sealing surface b(113), sealing surface b(113) and sealing surface a(105) corresponding matching; Sealing surface b(113 at valve seat (102)) on wall body afterwards, current via hole (114) is arranged, the front end of valve seat (102) has assembling interface a(107), assembling interface a(107) be connected on the lower 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 free gap in the manhole at the center of main valve plate (108); In the slideway (115) of connecting rod (103) valve seat (102) rear end, 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 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 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) by annular bayonet socket, be fixed.
4. the built-in valve of a kind of tandem according to claim 1, it is characterized in that snap ring and rubber cushion b(110 are arranged on the annular end face of pressure releasing valve core (111) rear end), rubber cushion b(110) be 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 wall body be more than three.
6. a 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 lower valve body (4) form, 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) form, main valve plate (108) is the disc structure, there is manhole at the center of main valve plate (108), the manhole at main valve plate (108) center forms pressure release passage (104), the circumferential annular end face of pressure release passage (104) front end forms sealing surface d(112), the outer annular end face of main valve plate (108) rear end forms sealing surface a(105), valve seat (102) is dome formula structure, on the rear end of valve seat (102), there is the slideway (115) of connecting rod at center, in the wall body of valve seat (102), there is annular end face to form sealing surface b(113), at sealing surface b(113) current via hole (114) is arranged on valve seat wall body afterwards, 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 forms sealing surface c(109), after connecting rod (103) passes the manhole at main valve plate (108) center, then pass in slideway (115), upper valve body (2) consists of exhaust port (201), water outlet mouthpiece (203) and housing (202), exhaust port (201) is at the top of housing (202), water outlet mouthpiece (203), on the wall body of housing (202) lower side, has assembling interface c(204 in the bottom of housing (202)), lower valve body (4) is the circular groove body structure, the interior space of circular groove body structure forms valve pocket (I), valve pocket (I) has into water interface (401) access, at the upper edge hole of valve pocket (I) wall body, assembling interface b(403 is arranged), assembling interface d(402 is arranged) on the wall body top of lower 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), the bottom of upper valve body (2) housing assembling interface c(204) be connected to the assembling interface d(402 on lower 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 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 space form flow channel (II), the sealing surface b(113 of valve seat (102)) space afterwards forms the water outlet (III) of built-in valve, the interior space of upper valve body (2) forms hydroecium (IV); Float (3) is arranged in 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) on dividing plate (6), the center limited location pin (501) 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 chute (601), free gap is arranged, dividing plate (6) is divided into 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).
CN 201320450490 2013-07-26 2013-07-26 Tandem type built-in valve and level control valve Withdrawn - After Issue CN203363206U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320450490 CN203363206U (en) 2013-07-26 2013-07-26 Tandem type built-in valve and level control valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320450490 CN203363206U (en) 2013-07-26 2013-07-26 Tandem type built-in valve and level control valve

Publications (1)

Publication Number Publication Date
CN203363206U true CN203363206U (en) 2013-12-25

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Family Applications (1)

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CN 201320450490 Withdrawn - After Issue CN203363206U (en) 2013-07-26 2013-07-26 Tandem type built-in valve and level control valve

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103335114A (en) * 2013-07-26 2013-10-02 衢州昀睿工业设计有限公司 Tandem built-in valve and liquid level control valve
CN107387849A (en) * 2016-05-14 2017-11-24 郑开省 A kind of double floating body air bleeding valves of dual control chambers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103335114A (en) * 2013-07-26 2013-10-02 衢州昀睿工业设计有限公司 Tandem built-in valve and liquid level control valve
CN107387849A (en) * 2016-05-14 2017-11-24 郑开省 A kind of double floating body air bleeding valves of dual control chambers
CN107387849B (en) * 2016-05-14 2020-03-10 郑开省 Double-control-chamber double-floating-body exhaust valve

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