CN202091562U - Constant temperature water mixing valve without unwanted water mixture - Google Patents
Constant temperature water mixing valve without unwanted water mixture Download PDFInfo
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- CN202091562U CN202091562U CN2011201636092U CN201120163609U CN202091562U CN 202091562 U CN202091562 U CN 202091562U CN 2011201636092 U CN2011201636092 U CN 2011201636092U CN 201120163609 U CN201120163609 U CN 201120163609U CN 202091562 U CN202091562 U CN 202091562U
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Abstract
The utility model relates to a valve, especially to a constant temperature water mixing valve without unwanted water mixture. Internal pipes enabling constant temperature water mixing are coaxially arranged in a housing of the water mixing valve; simultaneously, at least a cold water inlet channel, a hot water inlet channel, a cold water outlet channel and a hot water outlet channel are arranged in the housing; a double valve is arranged on one end of the housing; and a cold water inlet end, a hot water inlet end, a cold water outlet end and a hot water outlet end are arranged in a valve core of the double valve and are respectively correspondingly connected with four channels in the housing. The constant temperature water mixing valve is disposed in front of a water mixing mechanism; cold and hot water are mixed after respectively passing through the valve; channels of cold and hot water are cut off once the valve is closed so as to thoroughly avoid unwanted water mixture phenomenon; and a check valve is not required to be arranged at inlets of cold water and hot water so as to prevent problems generated due to failure of the check valve.
Description
Technical field
The utility model relates to a kind of valve, is a kind of constant temperature water-mixing valve specifically.
Background technique
Must use water-mixing valve in the various shower facilities, after the cold water that hot water that temperature is higher and temperature are lower mixes by a certain percentage, produce euthermic warm water, for people to use.Traditional water-mixing valve is the ratio that changes hot and cold water by the water flow of regulating water inlet of hot water and cold water inlet respectively; reach the purpose of adjusting water temperature; but because in use the pressure of hot and cold water changes through regular meeting; influence the proportioning of water flow; cause mixed water valve water outlet place sometimes hot and sometimes cold, can't reach the purpose that constant temperature uses.Existing constant temperature water-mixing valve utilizes the openings of sizes of temperature-sensitive original paper control water inlet of hot water and cold water inlet, thereby changes the ratio of hot and cold water, reaches the purpose of effluent temperature constancy.But this constant-temperature water mixing valve goalkeeper mixes the front end that water mechanism is arranged on throttle down, that is to say after hot and cold water at first mixes and just sends by valve and water outlet.In valve closing, cold water inlet end and hot water inlet end certainly exist put-through channel, when there is difference in hot and cold water pressure, the water that pressure is high will be to the low end string water of pressure, for fear of string water phenomenon, the hot and cold water of this constant temperature water-mixing valve such as place, the mouth of a river all will be provided with safety check, and the setting of safety check makes complex structure, improve cost of production, also increased the probability that breaks down.
Summary of the invention
The purpose of this utility model provides a kind of constant temperature water-mixing valve that does not have safety check, simple in structure, a kind of non-series-water that hot and cold water can not gone here and there water.
For achieving the above object, the utility model is by the following technical solutions:
The constant temperature water-mixing valve of a kind of non-series-water described in the utility model, comprise the housing that has cold water inlet, hot water inlet and water outlet, it is characterized in that: at least also be provided with cold water inlet water channel, hot water inlet's water channel, cooling water outlet water channel, hot water outlet water channel in the described housing; One side of housing is provided with the duplex valve, is provided with cold water inlet end, hot water inlet's end, cooling water outlet end, hot water outlet end in the duplex valve, and the cold water inlet end is connected by water channel with the cooling water outlet end, and hot water inlet's end is connected by water channel with the hot water outlet end; The cold water inlet water channel is communicated with cold water inlet and cold water inlet end, and hot water inlet's water channel is communicated with hot water inlet and hot water inlet's end; Cooling water outlet end, hot water outlet end are connected respectively to cooling water outlet water channel, hot water outlet water channel; Be provided with in the inner chamber of housing and mix water mechanism, cooling water outlet water channel, hot water outlet water channel are connected respectively to cold water access port, the hot water access port that mixes water mechanism, and the mixed water exports that mixes water mechanism is connected to water outlet.
Described mixed water mechanism comprises the coaxial interior pipe that is arranged in the housing, and the tube wall of interior pipe is provided with hot water through hole and cold water through hole, and cooling water outlet water channel, hot water outlet water channel are communicated with cold water through hole, hot water through hole respectively; The inner chamber of interior pipe is separated into by demarcation strip and mixes water cavity and regulate the chamber, hot water through hole and cold water through hole are positioned on the outer wall that mixes water cavity, be installed with mixed water cavity end cap in the end of mixing water cavity by screw thread, mix on the water cavity end cap and have ending cover hole, mixed water cavity end cap) with between the housing be connected by seal ring, the ending cover hole that mixes on the water cavity end cap is communicated with water outlet by water channel; Mix in the water cavity and be fitted with the temperature-sensitive bar, described temperature-sensitive bar comprises the columned body of rod and is fixedly connected on the extension rod at place, body of rod axle center, the body of rod of temperature-sensitive bar is provided with the through hole that is communicated with two ends, be provided with temperature-sensitive rod seal ring between the outer wall of temperature-sensitive bar and the inwall of mixed water cavity, be provided with return spring between temperature-sensitive bar and the mixed water cavity end cap; Be provided with adjustable lever in regulating the chamber, the inner of adjustable lever is resisted against on the temperature-sensitive bar, and the outer end and the spiral regulating device of adjustable lever are in transmission connection.
Between the inner of duplex valve and housing, be provided with the water knob, the described water knob of going up is provided with four penetration holes that correspond respectively to cold water inlet water channel, hot water inlet's water channel, cooling water outlet water channel, hot water outlet water channel, side towards housing on last water knob is provided with the water groove, the local recessed area of strip that described upward water groove is arranged on water knob surface, the two ends of last water groove are separately positioned on a side of cold water inlet water channel and hot water inlet's water channel.
Described mixed water mechanism is that jet mixes water assembly, comprise and have the jet shell that mixes water channel, be installed in the adjustable lever on the jet shell, be arranged on the nozzle that mixes in the water channel, described nozzle has funnelform spray orifice, this spray orifice is coaxial with mixed water channel, the mixed water channel of nozzle one side is provided with the high pressure mouth of a river that is communicated with the cooling water outlet water channel, the mixed water channel of nozzle opposite side is provided with the low pressure mouth of a river that is communicated with the hot water outlet water channel, the described low pressure mouth of a river is communicated with water outlet, the adjustable lever spiral is connected on the jet shell, mix in the water channel and be provided with metering needle, one end of described metering needle is fixedly connected on the inboard of adjustable lever, the other end of metering needle is taper, is arranged in the funnelform spray orifice of nozzle.
Described mixed water mechanism is that jet mixes water assembly, comprise and have the jet shell that mixes water channel, be installed in the adjustable lever on the jet shell, be arranged on the nozzle that mixes in the water channel, described nozzle has funnelform spray orifice, this spray orifice is coaxial with mixed water channel, the mixed water channel of nozzle one side is provided with the high pressure mouth of a river that is communicated with the cooling water outlet water channel, the mixed water channel of nozzle opposite side is provided with the low pressure mouth of a river that is communicated with the hot water outlet water channel, the described low pressure mouth of a river is communicated with water outlet, the adjustable lever spiral is connected on the jet shell, mix in the water channel and be provided with metering needle, one end of described metering needle is connected with adjustable lever by pressure spring, the other end of metering needle is taper, is arranged in the funnelform spray orifice of nozzle; The temp-sensitive apparatus base is installed in water outlet, and fixedly connected temp-sensitive apparatus on the temp-sensitive apparatus base is connected with pull bar between the tapered end of temp-sensitive apparatus and metering needle.
Also be connected with water switch on the housing, the described water switch of going up comprises valve handle and is fixedly connected on rotating water supply valve core on the valve handle, the water supply valve core is provided with cold water channel inlet and the hot water channel's inlet that corresponds respectively to cold water inlet water channel and hot water inlet's water channel, is provided with the last water groove that is communicated with both between described cold water channel inlet and the hot water channel's inlet.
Above-mentioned duplex valve comprises valve casing and is installed in the interior spool of valve casing, described spool is provided with the cold water inlet end of arc groove shape and cooling water outlet end, the hot water outlet end of hot water inlet's end and arc groove shape, there is inner cold water channel to be connected between cooling water outlet end and the cold water inlet end, has the internal hot-water passage to be connected between hot water outlet end and the hot water inlet's end.
After adopting technique scheme, the constant-temperature water mixing valve goalkeeper of this a kind of non-series-water mixes water mechanism and is arranged on after the throttle down, hot and cold water just mixes by after the valve respectively, in case valve closing has also just blocked the passage between the hot and cold water, thoroughly stop to go here and there the water phenomenon, the hot and cold water ingress need not to be provided with safety check, avoids the problem that produces because of the safety check fault.Mix water mechanism and adopt jet to mix water, can utilize the water flow pressure of the water flow pressure raising low voltage terminal of high voltage terminal, have better using effect.
Description of drawings
Fig. 1 is an embodiment's of the utility model a structural representation.
Fig. 2 is the structural representation of temperature-sensitive bar.
Fig. 3 is the assembling schematic representation of duplex valve and housing attachment portion.
Fig. 4 is the structural representation of dual valve family of power and influence core segment.
Fig. 5 is the A-A sectional view of Fig. 4.
Fig. 6 is another embodiment's of the utility model a structural representation.
Fig. 7 is a structural representation of going up the water knob among Fig. 6 embodiment.
Fig. 8 is the sectional view of another embodiment's of the utility model housing.
Fig. 9 is Fig. 8 embodiment's a B-B sectional view.
Figure 10 is Fig. 8 embodiment's a C-C sectional view.
Figure 11 is Fig. 8 embodiment's a structural representation.
Figure 12 is another embodiment's of the utility model a structural representation.
Embodiment
As shown in drawings, the constant temperature water-mixing valve of a kind of non-series-water described in the utility model, comprise the housing 4 that has cold water inlet 1, hot water inlet 2 and water outlet 3, at least also be provided with cold water inlet water channel 1A, hot water inlet's water channel 2A, cooling water outlet water channel 1B, hot water outlet water channel 2B in the described housing 4; One side of housing 4 is provided with duplex valve 81, be provided with cold water inlet end, hot water inlet's end, cooling water outlet end, hot water outlet end in the duplex valve 81, the cold water inlet end is connected by water channel with the cooling water outlet end, and hot water inlet's end is connected by water channel with the hot water outlet end; Cold water inlet water channel 1A is communicated with cold water inlet 1 and cold water inlet end, and hot water inlet's water channel 2A is communicated with hot water inlet 2 and hot water inlet's end; Cooling water outlet end, hot water outlet end are connected respectively to cooling water outlet water channel 1B, hot water outlet water channel 2B; Be provided with in the inner chamber of housing 4 and mix water mechanism, cooling water outlet water channel 1B, hot water outlet water channel 2B are connected respectively to cold water access port, the hot water access port that mixes water mechanism, and the mixed water exports that mixes water mechanism is connected to water outlet 3.
Described mixed water mechanism can adopt various constant temperature to mix water mechanism and non-constant temperature mixes water mechanism.As shown in Figure 1, pipe 5 in being coaxially arranged with in the described housing 4, the tube wall of interior pipe 5 is provided with hot water through hole 21 and cold water through hole 11, the inner chamber of interior pipe 5 is separated into by demarcation strip 51 and mixes water cavity and regulate the chamber, hot water through hole 21 and cold water through hole 11 are positioned on the outer wall that mixes water cavity, be installed with mixed water cavity end cap 8 in the end of mixing water cavity by screw thread, mix on the water cavity end cap 8 and have ending cover hole, mix between water cavity end cap 8 and the housing 4 and be connected by seal ring, the ending cover hole on the mixed water cavity end cap 8 is communicated with water outlet 3 by water channel; Mix in the water cavity and be fitted with temperature-sensitive bar 7, described temperature-sensitive bar 7 comprises the columned body of rod and is fixedly connected on the extension rod at place, body of rod axle center that the body of rod of temperature-sensitive bar 7 is provided with the through hole that is communicated with two ends.As shown in Figure 2, the body of rod of described temperature-sensitive bar 7 is the cylindric of hollow, is connected by connecting plate between the inwall of extension rod and the body of rod, and described connecting plate is provided with through hole.This structure can alleviate the weight of temperature-sensitive bar 7 as far as possible, having improved sensitivity reduces cost again, the axial length of temperature-sensitive bar 7 at least should and hot water through hole 21 and cold water through hole 11 between distance suitable, that is: just in time can complete closed hot water through hole 21 when temperature-sensitive bar 7 moves to any end or cold water through hole 11 one of them, and open wide another fully.Be provided with temperature-sensitive rod seal ring between the outer wall of temperature-sensitive bar 7 and the inwall of mixed water cavity, be provided with return spring 9 between temperature-sensitive bar 7 and the mixed water cavity end cap 8, its effect is to make temperature-sensitive bar 7 returns; Be provided with adjustable lever 41 in regulating the chamber, the inner of adjustable lever 41 is resisted against on the temperature-sensitive bar 7, and the outer end and the spiral regulating device of adjustable lever 41 are in transmission connection, and can manually control the temperature of water outlet by the initial position of spiral regulating device adjustment temperature-sensitive bar 7.The effect of spiral regulating device is to rely on the principle of screw propulsion to determine the initial position of adjustable lever 41, and the concrete structure of spiral regulating device can have multiple.As shown in Figure 1, the push rod 43 that this spiral regulating device comprises the guide pin bushing 42 that is sleeved on adjustable lever 41 outsides, is connected with adjustable lever 41 by screw thread, the outer surface of adjustable lever 41 is the polygon prism shape, the guide pin bushing 42 of Pei Heing has the inner chamber of polygon prism shape with it, can move axially between adjustable lever 41 and the adjustable lever 41 like this and can not rotate relatively, fixedly connected positioning ring 44 on the guide pin bushing 42, the terminal fixedly connected temperature adjustment knob 45 of push rod 43.
An end of housing 4 be coaxially installed with can two water channels of synchronization control duplex valve 81, the structure of duplex valve 81 has a variety of.Also be provided with cold water inlet water channel 1A, hot water inlet's water channel 2A, cooling water outlet water channel 1B, hot water outlet water channel 2B in housing 4, for the ease of assembling, above-mentioned four water channel annulars are evenly distributed in the housing 4.Described cold water inlet 1 is connected to the cold water inlet end 1A1 of duplex valve 81 by cold water inlet water channel 1A, and described hot water inlet 2 holds 2A1 by the hot water inlet that hot water inlet's water channel 2A is connected to duplex valve 81; As Fig. 3---shown in Figure 5, described duplex valve 81 adopts and the identical cylindrical structure of housing 4 profiles, wherein the spool cold water inlet end 1A1 and the hot water inlet that are provided with the arc groove shape holds 2A1, when spool rotates, cold water inlet end 1A1 and hot water inlet hold 2A1 to cooperate with cold water inlet water channel 1A, hot water inlet's water channel 2A respectively, realize hot and cold water from closed condition to the variation of full-gear gradually.In addition, on the spool of duplex valve 81, also be provided with cooling water outlet end 1B1, the hot water outlet end 2B1 of arc groove shape, have inner cold water channel 1B2 to be connected between cooling water outlet end 1B1 and the cold water inlet end 1A1, hot water outlet end 2B1 holds with the hot water inlet has internal hot-water passage 2B2 to be connected between the 2A1.The arc length of cooling water outlet end 1B1 and hot water outlet end 2B1 should satisfy following condition at least: make the process of hot and cold water from closed condition to full-gear gradually in spool rotation, the end of cooling water outlet water channel 1B on the housing 4 is positioned at certain on the cooling water outlet end 1B1 all the time, and the end of hot water outlet water channel 2B is positioned at certain of hot water outlet end 2B1 all the time.Like this, no matter how the spool of duplex valve 81 rotates, and cooling water outlet water channel 1B is communicated with cooling water outlet end 1B1 all the time, and hot water outlet water channel 2B is communicated with hot water outlet end 2B1 all the time.
Certainly, the structure of duplex valve 81 and spool can also have a variety of, as long as can control two water routes of hot water or cold water simultaneously.More structural does not repeat them here.
During use, the hot and cold water that is entered by cold water inlet 1 and hot water inlet 2 water channel by separately respectively enters duplex valve 81.If this moment, the duplex valve 81 was closed, then the hot water or cold water neither circulates and also can not go here and there water.If duplex valve 81 is opened, cold water by cooling water outlet water channel 1B arrive cold water through hole 11 enter mix in the water cavity, the left side of temperature-sensitive bar 7; Hot water by hot water outlet water channel 2B arrive hot water through hole 21 enter mix in the water cavity, the right side of temperature-sensitive bar 7; The cold water in the left side of temperature-sensitive bar 7 can enter the right side by the through hole on the temperature-sensitive bar 7, mixes with hot water, and mixed warm water is sent from water outlet 3 by mixing the through hole on the water cavity end cap 8.The effect of temperature detection is played on the right side of temperature-sensitive bar 7, in the time of the temperature drift of mixing water, heat sensitive material in temperature-sensitive bar 7 inner chambers expands, motion bar 71 elongations because the adjustable lever 41 of left end is fixing, will promotes temperature-sensitive bar 7 in the time of motion bar 71 elongations and move right, temperature-sensitive seal ring on temperature-sensitive bar 7 outer walls blocks a part with hot water through hole 21, be equivalent to reduce hot water inlet's flow, thereby reduced the ratio of hot water, reduced water temperature.Otherwise when the temperature of mixing water was on the low side, temperature-sensitive bar 7 was moved to the left, and cold water through hole 11 is blocked a part, thereby reduced the ratio of cold water, improved water temperature.Reach the purpose of self adaption, constant temperature by such principle of expanding with heat and contracting with cold.
The effect of spiral regulating device is in initialization, by adjustable diameter and screw adjusting adjustable lever 41 is fixed on a suitable position.
As another embodiment of the present utility model, as shown in Figure 6, be to increase and go up water function, can also between the inner of duplex valve 81 and housing 4, water knob 91 be set.As shown in Figure 7, described upward water knob 91 is a cylindrical structure, last water knob 91 is provided with and corresponds respectively to cold water inlet water channel 1A, hot water inlet's water channel 2A, cooling water outlet water channel 1B, four penetration hole 1AA, the 2AA of hot water outlet water channel 2B, 1BB, 2BB, and penetration hole runs through the two ends of water knob 91.Simultaneously, side towards housing 4 on last water knob 91 is provided with water groove 92, the local recessed area of strip that described upward water groove 92 is arranged on water knob 91 surfaces, the two ends of last water groove 92 are separately positioned on the side of cold water inlet water channel 1A and hot water inlet's water channel 2A.Last water knob 91 is turned over certain angle, make four penetration hole 1AA, 2AA, 1BB, 2BB just in time with cold water inlet water channel 1A, hot water inlet's water channel 2A, cooling water outlet water channel 1B, when hot water outlet water channel 2B aligns, 91 effects of playing common watercourse of last water knob are closed or are opened hot water by duplex valve 81 and use.On the needs water time, last water knob 91 is turned over certain angle, alignd with cold water inlet water channel 1A and hot water inlet's water channel 2A respectively in the two ends of water groove 92, cooling water outlet water channel 1B, hot water outlet water channel 2B are closed at this moment, cold water inlet water channel 1A and hot water inlet's water channel 2A directly are communicated with by last water groove 92, because the pressure of cold water end is greater than the pressure of hot water end, cold water enters hot water inlet's water channel 2A, can realize the last water of solar water heater.
Certainly, use for convenience, can indentation or sign be set at the outer surface of housing 4 and last water knob 91, so that distinguish the position of difference in functionality, can also location card be set between, when last water knob 91 rotates to certain position, automatically lock, prevent misoperation.This is the known technology of related domain, does not repeat them here.
As Fig. 8---shown in Figure 11, another embodiment of the present utility model has adopted aforesaid duplex valve 81.As shown in Figure 8, be provided with two water channels about running through in this embodiment's the housing 4, be cold water inlet water channel 1A and hot water inlet's water channel 2A, the left side of housing 4 is connected with water switch 71, the described water switch 71 of going up comprises valve handle and is fixedly connected on rotating water supply valve core on the valve handle, the water supply valve core is provided with cold water channel inlet and the hot water channel's inlet that corresponds respectively to cold water inlet water channel 1A and hot water inlet's water channel 2A, is provided with the last water groove 72 that is communicated with both between described cold water channel inlet and the hot water channel's inlet.The water supply valve core is rotated to an angle, make cold water channel inlet and hot water channel inlet respectively with cold water inlet water channel 1A and hot water inlet's water channel 2A, cold water inlet water channel 1A and hot water inlet's water channel 2A can be communicated with water on the realization solar water heater.Otherwise, the water supply valve core is rotated to an angle, cold water channel inlet and hot water channel's inlet are misplaced with cold water inlet water channel 1A and hot water inlet's water channel 2A respectively, then close left channel.The hot water or cold water can flow to the right side and mix water mechanism, realizes that the hot water or cold water mixes use.
In the present embodiment, duplex valve 81 is installed in the right side of housing 4, mixes the inboard that water mechanism is installed in close duplex valve 81.Described duplex valve 81 comprises valve casing and is installed in the interior spool of valve casing, described spool is provided with the cold water inlet end 1A1 of arc groove shape and cooling water outlet end 1B1, the hot water outlet end 2B1 that the hot water inlet holds 2A1 and arc groove shape, have inner cold water channel 1B2 to be connected between cooling water outlet end 1B1 and the cold water inlet end 1A1, hot water outlet end 2B1 holds with the hot water inlet has internal hot-water passage 2B2 to be connected between the 2A1.Cold water inlet end 1A1 is communicated with cold water inlet water channel 1A, and the hot water inlet holds 2A1 to be communicated with hot water inlet's water channel 2A.The mixed water assembly of described mixed water mechanism's employing jet, comprise and have the jet shell 10 that mixes water channel, be installed in adjustable lever 101 on the jet shell 10, be arranged on the nozzle 102 that mixes in the water channel, described nozzle 102 has funnelform spray orifice, this spray orifice is coaxial with mixed water channel, can improve the speed of current.The mixed water channel of nozzle 102 1 sides is provided with the high pressure mouth of a river that is communicated with cooling water outlet end 1B1, the mixed water channel of nozzle 102 opposite sides is provided with the low pressure mouth of a river that is communicated with hot water outlet end 2B1, the described low pressure mouth of a river is communicated with water outlet 3, adjustable lever 101 spirals are connected on the jet shell 10, mix in the water channel and be provided with metering needle 103, one end of described metering needle 103 is fixedly connected on the inboard of adjustable lever 101, the other end of metering needle 103 is taper, be arranged in the funnelform spray orifice of nozzle 102, the length that rotation adjustable lever 101 adjustment metering needles 103 tips put in the spray orifice just can be regulated the flow of high voltage terminal current, thereby reaches the purpose of adjusting the hot and cold water ratio.Improve the speed that high pressure water saliva flows by nozzle 102, the low pressure mouth of a river is produced pumping action, improve the pressure at the low pressure mouth of a river, have better using effect.
As shown in figure 12, another embodiment of the present utility model is similar to the above embodiments, the mixed water assembly of mixed water mechanism's employing jet wherein, comprise and have the jet shell 10 that mixes water channel, be installed in the adjustable lever 101 on the jet shell 10, be arranged on the nozzle 102 that mixes in the water channel, described nozzle 102 has funnelform spray orifice, this spray orifice is coaxial with mixed water channel, the mixed water channel of nozzle 102 1 sides is provided with the high pressure mouth of a river, the mixed water channel of nozzle 102 opposite sides is provided with the low pressure mouth of a river, the described low pressure mouth of a river is communicated with water outlet 3, adjustable lever 101 spirals are connected on the jet shell 10, mix in the water channel and be provided with metering needle 103, one end of described metering needle 103 is connected with adjustable lever 101 by pressure spring 104, and the other end of metering needle 103 is taper, is arranged in the funnelform spray orifice of nozzle 102; The temp-sensitive apparatus base is installed in water outlet 3, fixedly connected temp-sensitive apparatus 105 on the temp-sensitive apparatus base, be connected with pull bar 106 between the tapered end of temp-sensitive apparatus 105 and metering needle 103, in order not influence water outlet, temp-sensitive apparatus 105 is installed in the central position of temp-sensitive apparatus base, be designed to the structure of hollow out around the temp-sensitive apparatus base, so neither influence water outlet, also play the effect of impurity screening and dispersion current.Temp-sensitive apparatus adopts the sensor of negative temperature coefficient, shrinks when promptly temperature is high, expands when temperature is low.The pressure that rotation adjustable lever 101 is adjusted pressure spring 104 can be set the temperature at water outlet 3 places, and when temperature was high, temp-sensitive apparatus shrank, and metering needle 103 moves down, and the flow at the high pressure mouth of a river reduces, and changes the ratio of hot and cold water, and the temperature at water outlet 3 places reduces; When temperature was low, temp-sensitive apparatus expanded, and metering needle 103 moves up, and the flow at the high pressure mouth of a river increases, and changed the ratio of hot and cold water, and the temperature at water outlet 3 places improves.
Certainly,, and under the high situation of heat hydraulic pressure, remove the connection at the cold and hot mouth of a river of change, also temp-sensitive apparatus will be changed into the positive temperature coefficient sensor if the pressure of cold water is lower in actual the use.
Described temp-sensitive apparatus is a known technology, does not repeat them here.
Claims (6)
1. the constant temperature water-mixing valve of a non-series-water, comprise the housing (4) that has cold water inlet (1), hot water inlet (2) and water outlet (3), it is characterized in that: at least also be provided with cold water inlet water channel (1A), hot water inlet's water channel (2A), cooling water outlet water channel (1B), hot water outlet water channel (2B) in the described housing (4); One side of housing (4) is provided with duplex valve (81), be provided with cold water inlet end (1A1), hot water inlet's end (2A1), cooling water outlet end (1B1), hot water outlet end (2B1) in the duplex valve (81), cold water inlet end (1A1) is connected by water channel with cooling water outlet end (1B1), and hot water inlet's end (2A1) is connected by water channel with hot water outlet end (2B1); Cold water inlet water channel (1A) is communicated with cold water inlet (1) and cold water inlet end, and hot water inlet's water channel (2A) is communicated with hot water inlet (2) and hot water inlet's end; Cooling water outlet end, hot water outlet end are connected respectively to cooling water outlet water channel (1B), hot water outlet water channel (2B); Be provided with in the inner chamber of housing (4) and mix water mechanism, cooling water outlet water channel (1B), hot water outlet water channel (2B) are connected respectively to cold water access port, the hot water access port that mixes water mechanism, and the mixed water exports that mixes water mechanism is connected to water outlet (3).
2. the constant temperature water-mixing valve of a kind of non-series-water according to claim 1, it is characterized in that: described mixed water mechanism comprises the coaxial interior pipe (5) that is arranged in the housing (4), the tube wall of interior pipe (5) is provided with hot water through hole (21) and cold water through hole (11), and cooling water outlet water channel (1B), hot water outlet water channel (2B) are communicated with cold water through hole (11), hot water through hole (21) respectively; The inner chamber of interior pipe (5) is separated into by demarcation strip (51) and mixes water cavity and regulate the chamber, hot water through hole (21) and cold water through hole (11) are positioned on the outer wall that mixes water cavity, be installed with mixed water cavity end cap (8) in the end of mixing water cavity by screw thread, mix on the water cavity end cap (8) and have ending cover hole, mix between water cavity end cap (8) and the housing (4) and be connected by seal ring, the ending cover hole on the mixed water cavity end cap (8) is communicated with water outlet (3) by water channel; Mix in the water cavity and be fitted with temperature-sensitive bar (7), described temperature-sensitive bar (7) comprises the columned body of rod and is fixedly connected on the extension rod at place, body of rod axle center, the body of rod of temperature-sensitive bar (7) is provided with the through hole that is communicated with two ends, be provided with temperature-sensitive rod seal ring between the outer wall of temperature-sensitive bar (7) and the inwall of mixed water cavity, be provided with return spring (9) between temperature-sensitive bar (7) and the mixed water cavity end cap (8); Be provided with adjustable lever (41) in regulating the chamber, the inner of adjustable lever (41) is resisted against on the temperature-sensitive bar (7), and the outer end and the spiral regulating device of adjustable lever (41) are in transmission connection.
3. a kind of non-series-water constant temperature water-mixing valve according to claim 1 and 2, it is characterized in that: between the inner of duplex valve (81) and housing (4), be provided with water knob (91), described upward water knob (91) is provided with and corresponds respectively to cold water inlet water channel (1A), hot water inlet's water channel (2A), cooling water outlet water channel (1B), four penetration hole (1AA of hot water outlet water channel (2B), 2AA, 1BB, 2BB), a side that goes up towards housing (4) at last water knob (91) is provided with water groove (92), the described water groove (92) of going up is arranged on the local recessed area of the surperficial strip of water knob (91), and the two ends of last water groove (92) are separately positioned on a side of cold water inlet water channel (1A) and hot water inlet's water channel (2A).
4. the constant temperature water-mixing valve of a kind of non-series-water according to claim 1, it is characterized in that: described mixed water mechanism is that jet mixes water assembly, comprise and have the jet shell (10) that mixes water channel, be installed in the adjustable lever (101) on the jet shell (10), be arranged on the nozzle (102) that mixes in the water channel, described nozzle (102) has funnelform spray orifice, this spray orifice is coaxial with mixed water channel, the mixed water channel of nozzle (102) one sides is provided with the high pressure mouth of a river that is communicated with cooling water outlet water channel (1B), the mixed water channel of nozzle (102) opposite side is provided with the low pressure mouth of a river that is communicated with hot water outlet water channel (2B), the described low pressure mouth of a river is communicated with water outlet (3), adjustable lever (101) spiral is connected on the jet shell (10), mix in the water channel and be provided with metering needle (103), one end of described metering needle (103) is fixedly connected on the inboard of adjustable lever (101), the other end of metering needle (103) is taper, is arranged in the funnelform spray orifice of nozzle (102).
5. the constant temperature water-mixing valve of a kind of non-series-water according to claim 1, it is characterized in that: described mixed water mechanism is that jet mixes water assembly, comprise and have the jet shell (10) that mixes water channel, be installed in the adjustable lever (101) on the jet shell (10), be arranged on the nozzle (102) that mixes in the water channel, described nozzle (102) has funnelform spray orifice, this spray orifice is coaxial with mixed water channel, the mixed water channel of nozzle (102) one sides is provided with the high pressure mouth of a river that is communicated with cooling water outlet water channel (1B), the mixed water channel of nozzle (102) opposite side is provided with the low pressure mouth of a river that is communicated with hot water outlet water channel (2B), the described low pressure mouth of a river is communicated with water outlet (3), adjustable lever (101) spiral is connected on the jet shell (10), mix in the water channel and be provided with metering needle (103), one end of described metering needle (103) is connected with adjustable lever (101) by pressure spring (104), the other end of metering needle (103) is taper, is arranged in the funnelform spray orifice of nozzle (102); In water outlet (3) the temp-sensitive apparatus base is installed, fixedly connected temp-sensitive apparatus (105) on the temp-sensitive apparatus base is connected with pull bar (106) between the tapered end of temp-sensitive apparatus (105) and metering needle (103).
6. according to the constant temperature water-mixing valve of claim 4 or 5 described a kind of non-series-waters, it is characterized in that: on housing (4), also be connected with water switch (71), the described water switch (71) of going up comprises valve handle and is fixedly connected on rotating water supply valve core on the valve handle, the water supply valve core is provided with cold water channel inlet and the hot water channel's inlet that corresponds respectively to cold water inlet water channel (1A) and hot water inlet's water channel (2A), is provided with the last water groove (72) that is communicated with both between described cold water channel inlet and the hot water channel's inlet.
7.Constant temperature water-mixing valve according to claim 1 or 2 or 4 or 5 described a kind of non-series-waters, it is characterized in that: described duplex valve (81) comprises valve casing and is installed in the interior spool of valve casing, described spool is provided with the cold water inlet end (1A1) of arc groove shape and the cooling water outlet end (1B1) of hot water inlet's end (2A1) and arc groove shape, hot water outlet end (2B1), there is inner cold water channel (1B2) to be connected between cooling water outlet end (1B1) and the cold water inlet end (1A1), has internal hot-water passage (2B2) to be connected between hot water outlet end (2B1) and the hot water inlet's end (2A1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201636092U CN202091562U (en) | 2011-05-21 | 2011-05-21 | Constant temperature water mixing valve without unwanted water mixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201636092U CN202091562U (en) | 2011-05-21 | 2011-05-21 | Constant temperature water mixing valve without unwanted water mixture |
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| Publication Number | Publication Date |
|---|---|
| CN202091562U true CN202091562U (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201636092U Expired - Lifetime CN202091562U (en) | 2011-05-21 | 2011-05-21 | Constant temperature water mixing valve without unwanted water mixture |
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| Country | Link |
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| CN (1) | CN202091562U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278496A (en) * | 2011-05-21 | 2011-12-14 | 唐宗军 | Constant-temperature water mixing valve without crossing water |
| CN104265953A (en) * | 2014-09-17 | 2015-01-07 | 山东省分析测试中心 | Water mixing valve of water heater |
| CN104565454A (en) * | 2015-01-20 | 2015-04-29 | 四季沐歌(洛阳)太阳能有限公司 | Solar constant-temperature boosted anti-scalded water mixing valve with temperature memory function |
| WO2021031764A1 (en) * | 2019-08-16 | 2021-02-25 | 台州市国人温控卫浴科技有限公司 | Cross-flow-preventing thermostatic faucet |
-
2011
- 2011-05-21 CN CN2011201636092U patent/CN202091562U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278496A (en) * | 2011-05-21 | 2011-12-14 | 唐宗军 | Constant-temperature water mixing valve without crossing water |
| CN102278496B (en) * | 2011-05-21 | 2012-11-28 | 潍坊百乐卫浴制品有限公司 | Constant-temperature water mixing valve without crossing water |
| CN104265953A (en) * | 2014-09-17 | 2015-01-07 | 山东省分析测试中心 | Water mixing valve of water heater |
| CN104565454A (en) * | 2015-01-20 | 2015-04-29 | 四季沐歌(洛阳)太阳能有限公司 | Solar constant-temperature boosted anti-scalded water mixing valve with temperature memory function |
| WO2021031764A1 (en) * | 2019-08-16 | 2021-02-25 | 台州市国人温控卫浴科技有限公司 | Cross-flow-preventing thermostatic faucet |
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