CN201348354Y - Heating apparatus capable of preventing repetitive heating - Google Patents
Heating apparatus capable of preventing repetitive heating Download PDFInfo
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- CN201348354Y CN201348354Y CNU200820303577XU CN200820303577U CN201348354Y CN 201348354 Y CN201348354 Y CN 201348354Y CN U200820303577X U CNU200820303577X U CN U200820303577XU CN 200820303577 U CN200820303577 U CN 200820303577U CN 201348354 Y CN201348354 Y CN 201348354Y
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Abstract
The utility model discloses a heating apparatus capable of preventing the repetitive heating, comprising a liquid inlet pipe, two heating cases, heating elements and a liquid outlet pipe, characterized in that, the heating cases are two and comprise a first heating case and a second heating case, the liquid inlet pipe is connected with the first heating case and the second heating case by the liquid inlet three-way valve; the liquid inlet three-way valve is connected with the liquid outlet three-way valve by a control rod, when the liquid inlet three-way valve is communicated with the liquid inlet pipe and the first heating case, the liquid outlet three-way valve is communicated with the second heating case and the liquid outlet pipe, when the liquid inlet three-way valve is communicated with the liquid inlet pipe and the second heating case, the liquid outlet three-way valve is communicated with the first heating case and the liquid outlet pipe, the heating element comprises a first heating element and a second heating element. The utility model can prevent the multiple heating water generated by the repetitive heating and can avoid the Yin and Yang water mixed by the raw cold water and the heat boiled water, and is suitable for the heating apparatuses of the drinking water, beverage and liquid medicine and so on liquids.
Description
Technical field
The utility model relates to a kind of heater, specifically a kind ofly prevent to repeat heating and produce " thousand boiling water " and avoid raw cooling water (RCW) and hot boiling water to mix to become the heater (being applicable in the equipment of using always in the water dispenser of family expenses and enterprises and institutions, factory, dining room etc. such as electric water boiler) of " water ", also can be described as a kind of liquid heater (being applicable in the firing equipment of liquid such as beverage, soup) mixed in together that prevents to repeat to heat and waste energy and avoid heated liquid not and heated.
Background technology
Drinking water heater of the prior art, mainly contain two big classes, a kind of is electric water boiler, be used for the dining room, the dining room, workshop, the very big places of water consumption such as marquis's car chamber, the water source of this drinking water heater is a running water, adopt floating valve as Water supply switch valve as they are many, boiling water after the heating carries out corresponding operating by temperature indicating reminders user, when the user does not also use up hot boiling water fully, the temperature indication descends, floating valve is opened the water filling raw cooling water (RCW) simultaneously, also have portion of hot boiling water not use up in the heating cabinet this moment, and a lot of users and do not know that the water of this moment can not when the water user finds that the drinking water that flows out is not warm, just can stop water with having drunk.More trouble is that the water user need wait for that water in the water tank is heated once more and just can drink after boiled, wherein needs to wait for a period of time, and these defectives are brought great inconvenience and unhygienic to the water user.Another kind is the heater in the household drinker, it as this heater is many drinking water (running water after mainly being bottled water or filtration) that injects raw food in the heating cabinet bottom, drinking water after the heating is discharged from the top of heating cabinet, the discharge of hot water relies on cold water (bucket or the water tank) pressure of heating cabinet top, how many hot boiling water in the heating cabinet has discharge, the cold water what just have replenishes and enters in the heating cabinet, at any time produce hot boiling water and raw cooling water (RCW) and mix " water " that forms, and the interior temperature of heating cabinet this moment descends, water is heated once more, when in number of users hour, not using, hot boiling water in the heating cabinet is because radiating and cooling, understand by heating for multiple times, thereby produce thousand boiling water, and the cold water inlet is not provided with switch usually, hot boiling water meeting in the heating cabinet and the cold water in cold water water tank or the bucket carry out heat exchange, produce convection current, the heat insulation effect extreme difference of heating cabinet, heating for multiple times can be wasted much electricity.
Heater at water dispenser, there is manufacturer to find out Instant heating type tubular type heat protocol, be that drinking water is through elongated water back, in pipeline, finish in the heating process, be characterized in that the power ratio of heating element heater is bigger, the supply line of family expenses is caused certain burden, in addition, elongated water back its tube wall in heating process can be put aside a lot of incrustation scales, in the course of time, can have a strong impact on the efficiency of heating surface or even pipeline blocked.When a small amount of water, originally through finishing just outflow of heating, there is the not high defective of water temperature in the water that retains in the water back in addition.The thermal efficiency of this kind duct type heat protocol is lower in addition, causes thermal loss easily, adds large user's electricity charge burden, and the load of heating also than higher, is increased supply line's cost of user.
There are above-mentioned many defectives in heater at present drinking water, and inventor's innovative design goes out a kind of heater of new structure.
The utility model content
The purpose of this utility model is to provide a kind of heater of repeating to heat of preventing for overcoming the deficiencies in the prior art, can prevent to repeat heating and produce " thousand boiling water " and avoid raw cooling water (RCW) and hot boiling water to mix to become " water " (being applicable in the equipment of using always in the water dispenser of family expenses and enterprises and institutions, factory, dining room etc. such as electric water boiler), also can be described as a kind of liquid heater (being applicable in the firing equipment of liquid such as beverage, soup) mixed in together that prevents to repeat to heat and waste energy and avoid heated liquid not and heated.
Technology contents of the present utility model is: a kind of heater of repeating to heat of preventing, comprise feed tube, heating cabinet, heating element heater and drain pipe, it is characterized in that heating cabinet has two, comprise first heating cabinet and second heating cabinet, feed tube connects with first heating cabinet, second heating cabinet by the feed liquor triple valve that is provided with, and drain pipe connects with first heating cabinet, second heating cabinet by the fluid triple valve that is provided with; Feed liquor triple valve and fluid triple valve are coupled to each other by a control lever, when the feed liquor triple valve is communicated with the feed tube and first heating cabinet, the fluid triple valve is communicated with second heating cabinet and drain pipe, when the feed liquor triple valve is communicated with the feed tube and second heating cabinet, the fluid triple valve is communicated with first heating cabinet and drain pipe, and heating element heater comprises first heating element heater of being located at first heating cabinet and second heating element heater of being located at second heating cabinet.
Further technology contents of the present utility model is: also comprise a control handle, described control handle connects with control lever; Feed tube is located at the top or the middle section position of heating cabinet, and drain pipe is located at the below of heating cabinet.
Further technology contents of the present utility model is: also comprise heating control module, first temperature detect switch (TDS) that described heating control module comprises first temperature sensor be located in first heating cabinet, be located at second temperature sensor in second heating cabinet, connect with first heating element heater, second temperature detect switch (TDS), the change-over switch that is connected with control handle with the connection of second heating element heater, the change-over switch input connects with power supply, and two outputs of change-over switch connect with first temperature detect switch (TDS), second temperature detect switch (TDS) respectively.
Further technology contents of the present utility model is: also comprise first liquid-level switch of being located at first heating cabinet and second liquid-level switch of being located at second heating cabinet, first liquid-level switch is connected with first temperature detect switch (TDS), and second liquid-level switch is connected with second temperature detect switch (TDS).
Further technology contents of the present utility model is: described feed liquor triple valve and fluid triple valve are rotary valve structure, described rotary valve comprises valve body, rotary spool and the swing handle that connects with rotary spool, and the swing handle of the swing handle of feed liquor triple valve and fluid triple valve connects with control lever respectively.
Further technology contents of the present utility model is: described feed liquor triple valve and fluid triple valve are the plunger valve structure, described plunger valve comprises valve body, plunger type spool and the valve rod that connects with the plunger type spool, and the valve rod of the valve rod of feed liquor triple valve and fluid triple valve connects with control lever respectively.
Further technology contents of the present utility model is: also comprise an electric element that connects with control handle, rotary switch and be located at two disconnects of control handle rotation stop bit and be located at hydraulic pressure microswitch in the drain pipe; Described hydraulic pressure microswitch is connected power supply and electric element when no hydraulic pressure, electric element arrives when rotating stop bit after driving control handle, the disconnect deenergization and the electric element of this rotation stop bit.
Further technology contents of the present utility model is: described first heating cabinet and second heating cabinet are all-in-one-piece heating cabinet structure, the heating cabinet outside is coated with heat-barrier material, be provided with a metal partion (metp) in the middle of the heating cabinet, constitute aforesaid first heating cabinet and second heating cabinet with this.
Further technology contents of the present utility model is: first heating element heater and second heating element heater are located at the top of first heating cabinet and second heating cabinet respectively, heating element heater is removable the connection with heating cabinet, and heating element heater is that easy plug-in type connects with connecting of its power line.
Further technology contents of the present utility model is: described feed tube is circumscribed with the feed liquor switch, and described feed liquor switch is monoblock type floating valve or electromagnetic valve switch.
The utility model beneficial effect compared with prior art is: the utility model is because of being provided with two heating cabinets, after the heating of first heating cabinet, just be communicated with for the user and use with drain pipe, and heated after this moment, second heating cabinet injected cold liquid (cold drinking water or other liquid), this moment, the heating and the insulation of second heating cabinet can be played insulation effect to first heating cabinet, after the liquid of first heating cabinet uses up, utilize control handle that feed liquor triple valve and fluid triple valve are switched simultaneously, first heating cabinet is communicated with feed tube, injecting cold liquid heats, second heating cabinet is communicated with the use for the user with drain pipe, so be controlled to be the liquid (as drinking water) after the user provides heating incessantly repeatedly.The utlity model has following characteristics:
1. the liquid that heated in heating cabinet only need start heat insulation function, and need not to be heated to once more boiling, can effectively prevent to repeat the phenomenon that heating produces " thousand boiling water ";
2. simultaneously because the liquid of heated liquid and outflow is separated, raw cooling water (RCW) and hot boiling water situation mixed in together can not take place;
3. in the structure that is applied to the bigger electric water boiler of water consumption, the water of heat supply on one side uses to the user, Yi Bian heat raw cooling water (RCW), can be incessantly for the user provide hot boiling water, the person's of conserving water stand-by period;
4. can make full use of and add the heating cabinet pined for adjacent heating cabinet in using for the user is incubated, reduce distributing of heat energy, effectively utilize the energy, can save electric cost for the user;
5. be provided with the feed liquor switch at the feed tube front end, can prevent that the raw and cold liquid of heated liquid and feed tube front end from mixing, and can play good heat-blocking action;
6. be coated with heat-barrier material in the heating cabinet outside, can play insulation effect, the coating scope of heat-barrier material can extend to the periphery of feed tube, feed liquor triple valve, fluid triple valve and drain pipe;
The drain pipe place be equipped with the hydraulic pressure microswitch with electric element that control handle is connected after, can utilize the integrated structure of control handle, realize the automatic switchover of two heating cabinets be need not manually-operated;
8. heating element heater is removable the connection with heating cabinet, heating element heater is that easy plug-in type connects with connecting of its power line, the user uses after a period of time, can remove easily, incrustation scale above the heating element heater (mainly being meant electrothermal tube structure) is cleaned, perhaps it is changed, the connection place bore of heating element heater and heating cabinet is bigger, can also clean heating cabinet inside easily.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is the sectional structure chart of the utility model heater specific embodiment one (B-B of Fig. 3);
Fig. 2 is the sectional structure chart of the utility model heater specific embodiment two;
Fig. 3 is the A-A sectional structure chart of Fig. 1;
Fig. 3 A is the C portion enlarged drawing of Fig. 3;
Fig. 4 is the cross-sectional view that the feed liquor triple valve of the utility model adopts rotary valve structure;
Fig. 5 is the cross-sectional view that the feed liquor triple valve of the utility model adopts the plunger valve structure;
Fig. 6 is the circuit control principle figure of the manual control function of the utility model heater;
Fig. 7 is provided with the circuit control principle figure of automatic control function for the utility model heater;
The circuit control principle figure of Fig. 8 second kind of embodiment of automatic control function for the utility model is provided with;
The circuit control principle figure of Fig. 9 automatic the third embodiment of control function for the utility model is provided with.
Description of reference numerals
22 ' feed liquor triple valve, 20 20 ' valve body, 21 21 ' spool
22 22 ' valve rod, 23 swing handles
30 metal partion (metp)s, 31 first heating cabinets, 32 second heating cabinets
41 first heating element heaters, 42 second heating element heaters
55 ' fluid triple valve
6 drain pipes
77 ' control lever, 70 bayonet lock seats, 71 bayonet locks
72 screws
8 control handles, 81 chutes
KM1 KM2 auxiliary reclay
The SA1 first liquid-level switch SA2 second liquid-level switch SA3 dextrorotation stop bit normally closed switch
The left-handed stop bit normally closed switch of SA4 SA5 hydraulic pressure microswitch
The SA6 first low level liquid-level switch SA7 second low level liquid-level switch
S1 automatic/hand switch S 2 rotary switch S3 change-over switches
TS1 ' first temperature detect switch (TDS) the TS1 ' second temperature detect switch (TDS)
The TS1 first temperature controller TS2 second temperature controller
The TR1 first temperature sensor TR2 second temperature sensor
Q transformation rectification circuit
The M electric element
The specific embodiment
In order to more fully understand technology contents of the present utility model, the technical solution of the utility model is further introduced and explanation below in conjunction with the drawings and specific embodiments.
Extremely shown in Figure 7 as Fig. 1, the utility model is a kind of to prevent the heater that repeats to heat, comprise feed tube 1, heating cabinet (31 and 32), heating element heater (41 and 42) and drain pipe 6, heating cabinet has two, comprise first heating cabinet 31 and second heating cabinet 32, feed tube 1 (is feed liquor triple valve 2 by the feed liquor triple valve that is provided with among Fig. 1 embodiment, among Fig. 2 embodiment be feed liquor triple valve 2 ') with first heating cabinet 31, second heating cabinet 32 connects, the fluid triple valve of drain pipe 6 by being provided with (be fluid triple valve 5 among Fig. 1 embodiment, among Fig. 2 embodiment be fluid triple valve 5 ') and first heating cabinet 31, second heating cabinet 32 connects; The feed liquor triple valve (is feed liquor triple valve 2 among Fig. 1 embodiment, among Fig. 2 embodiment be feed liquor triple valve 2 ') with the fluid triple valve (among Fig. 1 embodiment for fluid triple valve 5, among Fig. 2 embodiment be fluid triple valve 5 ') by a control lever (among Fig. 1 embodiment for control lever 7, among Fig. 2 embodiment for control lever 7 ') be coupled to each other, when the feed liquor triple valve is communicated with the feed tube 1 and first heating cabinet 31, the fluid triple valve is communicated with second heating cabinet 32 and drain pipe 6, when the feed liquor triple valve is communicated with the feed tube 1 and second heating cabinet 32, the fluid triple valve is communicated with first heating cabinet 31 and drain pipe 6, and heating element heater comprises first heating element heater 41 of being located at first heating cabinet 31 and second heating element heater 42 of being located at second heating cabinet 32.Also comprise a control handle 8, control handle 8 connects with control lever (7 or 7 '); Feed tube 1 is located at the top (also can be located at the middle section position of heating cabinet in other embodiment) of heating cabinet (31 and 32), and drain pipe 6 is located at the below of heating cabinet.
Among the embodiment shown in Figure 1, feed liquor triple valve 2 and fluid triple valve 5 are that (structure of feed liquor triple valve as shown in Figure 4 for rotary valve structure, rotary valve 2 comprises valve body 20, rotary spool 21 and the valve rod 22 that connects with rotary spool 21, the swing handle 23 that is connected with valve rod 22, the rotary valve structure of fluid triple valve is identical with Fig. 4, just the installation of swing handle is opposite), the swing handle of the swing handle of feed liquor triple valve and fluid triple valve connects (hinge-coupled) with control lever 7 respectively, and moving of control lever 7 can make feed liquor triple valve and fluid triple valve switch spool position simultaneously simultaneously.As shown in figures 1 and 3, control lever 7 stage casings are connected with bayonet lock 71, bayonet lock 71 is placed in the chute 81 of control handle 8, bayonet lock 71 is fixed on the bayonet lock seat 70 that is sheathed on the control lever, bayonet lock seat 70 is fixed on above the control lever 7 (can realize the adjustment of bayonet lock seat upper-lower position by screw 72) by screw 72, thereby make the rotation of control handle 8, drive moving up and down of control lever, realize that the spool of feed liquor triple valve and fluid triple valve switches.Control handle 8 can also adopt alternate manner with the connecting mode of control lever, and as the rack-and-pinion drive mechanism, these structures are the conventional machinery drive mechanism, does not describe in detail one by one one by one at this.
Among the embodiment shown in Figure 2, feed liquor triple valve 2 ' and fluid triple valve 5 ' be that (structure of feed liquor triple valve is as shown in Figure 5 for the plunger valve structure, plunger valve 2 ' comprise valve body 20 ', plungers valve core 21 ' and with the valve rod 22 of plungers valve core 21 ' connect ', fluid triple valve 5 ' plunger valve structure and Fig. 5 similar)." [" type bar, two ends are connected with the valve rod of feed liquor triple valve and the valve rod of fluid triple valve respectively control lever 7 ' be, and the syndeton of control lever 7 ' stage casing and control handle 8 is identical with the embodiment of Fig. 1, does not repeat them here.
For realizing control to heating element heater, also comprise heating control module, as shown in Figure 6, heating control module comprises the first temperature sensor TR1 that is located in first heating cabinet 31, be located at the second temperature sensor TR2 in second heating cabinet 32, the first temperature detect switch (TDS) TS1 ' that connects with first heating element heater 41, the second temperature detect switch (TDS) TS2 ' that connects with second heating element heater 42, the change-over switch S3 that is connected with control handle 8, change-over switch S3 input connects with power supply, two outputs of change-over switch S3 respectively with the first temperature detect switch (TDS) TS1 ', second temperature detect switch (TDS) TS2 ' connection.Also comprise first liquid-level switch SA1 that is located at first heating cabinet 31 and the second liquid-level switch SA2 that is located at second heating cabinet 32, the first liquid-level switch SA1 connects with the first temperature detect switch (TDS) TS1, and the second liquid-level switch SA2 connects with the second temperature detect switch (TDS) TS2.This is a manual control mode, if what flow out when using is the liquid (as drinking water) of first heating cabinet, then second heating cabinet heats, find during use that no liquid flows out, second heating cabinets such as this moment have been finished the heating back and (can have been judged by the temperature indication or the burner on light of panel, must wait second heating cabinet to finish after the heating rotary control knob again, because when second heating cabinet is not finished heating, first heating cabinet is the heat temperature raising speed of second heating cabinet that slows down with regard to injecting the heat that can absorb second heating cabinet behind the cold liquid), rotary control knob 8 switches feed liquor triple valve and fluid triple valve, the liquid of second heating cabinet flow to drain pipe, and first heating cabinet injects cold liquid and heats.After the liquid of second heating cabinet uses up, wait first heating cabinet to finish after the heating, rotary control knob switches feed liquor triple valve and fluid triple valve again.Control so repeatedly realizes the liquid (as drinking water) that supply incessantly heats.Common situation is a heating cabinet liquid in the supply when not using up, and adds the heating cabinet of pining for and has just finished heating process, does not need the stand-by period when control handle switches.
In order further the utility model heater to be carried out intellectuality control, can adopt automatic control mode, among the embodiment as shown in Figure 7, comprise that also (what adopt among Fig. 7 embodiment is direct current generator to an electric element M who connects with control handle 8, connect with control handle by reducing gear, also can adopt electromagnet structure, these all are common structure, do not repeat them here), rotary switch S2 and be located at two disconnects of control handle 8 rotation stop bits (SA3 is a dextrorotation stop bit normally closed switch, SA4 is left-handed stop bit normally closed switch, when control handle arrives anticlockwise stop bit or right rotation stop bit, disconnect the normally-closed contact of the disconnect on its position) and be located at the interior hydraulic pressure microswitch SA5 of drain pipe 6; Hydraulic pressure microswitch SA5 connects the power supply of electric element M when no hydraulic pressure (hydraulic pressure), and when electric element M drove control handle 8 backs and arrives the rotation stop bits, the disconnect SA3 of this rotation stop bit or SA4 disconnected the power supply of electric element M.In the automatic control embodiment of Fig. 7, the contact structure that rotary switch S2 adopts the rotation stop bit to connect, its contact does not contact in rotary course, can power continuously in the rotary course of control handle for making electric element, and device KM1 and KM2 continue in the centre that need have additional self-holding contact.Now circuit control principle shown in Figure 7 is described as follows: state shown in Figure 7 is that control handle is in the dextrorotation stop bit, first heating cabinet is communicated with feed tube, injecting cold liquid heats, second heating cabinet is communicated with drain pipe, when the liquid of second heating cabinet uses up, the hydraulic pressure microswitch SA5 that drain pipe 6 inwalls are provided with makes its normally-closed contact connect under no hydraulic state, dextrorotation this moment stop bit normally closed switch SA3 disconnects, left-handed stop bit normally closed switch SA4 is in contact condition, rotary switch S2 is in the dextrorotation position, (rotary switch S2 can be in vacant state in rotary course in auxiliary reclay KM2 energising, but the self-locking of KM2 normally opened contact keeps), after the heating of first heating cabinet is finished, the first temperature sensor TR1 in the case passes to the first temperature controller TS1 with temperature and (is different from the temperature detect switch (TDS) of Fig. 6 embodiment, this temperature detect switch (TDS) can be installed in the water tank with temperature degree sensor together, only have a contact, temperature controller then has many group controls contact, its power supply has direct current, also can adopt interchange, temperature detect switch (TDS) and temperature controller are common technology, do not elaborate), the normally-closed contact of the first temperature controller TS1 disconnects the power supply of first heating element heater 41, make it stop heating, (this circuit is used to prevent to add the heating cabinet liquid of pining for not to be finished when heating the normally opened contact closure of the first temperature controller TS1, after feed liquor triple valve and fluid triple valve switch, another heating cabinet is injected into cold liquid and the firing rate of slowing down this heating cabinet), connect the power supply of electric element M, drive control handle and go to left-handed stop bit, the contact that normally closed switch SA4 is only dodged in dextrorotation this moment disconnects, the KM2 dead electricity, the power supply of electric element M is disconnected.This moment, first heating cabinet communicated with drain pipe, for the user provides needed liquid (as drinking water), after second heating cabinet is filled with cold liquid, the second liquid-level switch SA2 connects, normally-closed contact through the second temperature controller TS2, be 42 power supplies of second heating element heater, reach and set that the normally-closed contact of TS2 disconnects behind the high temperature, second heating element heater 42 stops heating, and when the temperature of second heating cabinet was lower than setting low temperature, normally-closed contact recovered to connect, second heating element heater continues the insulation heating, this moment, first heating cabinet need not to carry out preservation and controlling, the only metal partion (metp) because two heating cabinets are separated by, and second heating cabinet can play the effect of insulation to first heating cabinet.When the user used up the liquid of first heating cabinet, the normally-closed contact of hydraulic pressure microswitch SA5 was connected once more, and this moment, left-handed stop bit normally closed switch SA4 was in off-state, dextrorotation stop bit normally closed switch SA3 is in on-state, and rotary switch S2 is in the contact of left contact, KM1 get electric after, self-locking keeps, M provides reverse electrical source for electric element, makes its reverse operation, drives the control handle reverse rotation, when getting back to the dextrorotation stop bit, SA3 disconnects, the KM1 dead electricity, and the power supply of electric element M is disconnected.When control handle was in the dextrorotation stop bit, first heating cabinet heated after filling with cold liquid, and second heating cabinet is communicated with drain pipe, for the user provides required liquid.Provide liquid (as drinking water) after the heating for the user incessantly so repeatedly.
Because adopted auxiliary reclay among the automatic control embodiment shown in Figure 7, this can increase certain cost, when producing in enormous quantities, can be optimized design, adopt automatic control embodiment as shown in Figure 8.Increase a dextrorotation stop bit normally closed switch SA3, the normally-closed contact of left-handed stop bit normally closed switch SA4, first a temperature controller TS1 and the normally-closed contact of one second temperature controller TS2 among Fig. 8 embodiment, saved auxiliary reclay KM1 and KM2.Control procedure is identical with Fig. 7 embodiment.
In specific implementation process, all right another control mode, first heating cabinet bottom is located in the control source that is about to control automatically instead by the hydraulic pressure microswitch of fluid tube wall the first low level liquid-level switch SA6 opens and SA7 with the second low level liquid level of being located at second heating cabinet bottom, when in second heating cabinet during no liquid, the normally-closed contact of the second low level liquid-level switch SA7 is connected, be electric element M power supply, drive control handle 8 to anticlockwise; After the liquid in first heating cabinet used up, the normally-closed contact of the first low level liquid-level switch SA6 was connected, and was electric element M power supply, drove control handle 8 to right rotation, so repeatedly, provided the liquid that heats for the user incessantly.But among this embodiment, when the equal underfill liquid of first heating cabinet and second heating cabinet, can not enable automatic control function, also have first temperature sensor and the second temperature sensor installation site can not be too near, too close and automatic control produced disturb to avoid temperature.
Automatic control embodiment of the present utility model can also be with the microcontroller that has temperature control modules (single-chip microcomputer), realize the temperature of two heating cabinets is controlled with the automatic switchover between the two with the structure of more simplifying, its control principle is similar to the control principle of embodiment shown in Figure 9 to Fig. 7 basically, no longer elaborates at this.
As shown in Figure 3, first heating cabinet 31 and second heating cabinet 32 are monoblock type heating cabinet structure, are provided with a metal partion (metp) 30 in the middle of the heating cabinet, constitute first heating cabinet and second heating cabinet with this.The heating cabinet outside is coated with the heat-barrier material (not shown), can play insulation effect, and the coating scope of heat-barrier material can also extend to the periphery of feed tube, feed liquor triple valve, fluid triple valve and drain pipe.
The best position of first heating element heater 41 and second heating element heater 42 is tops of being located at first heating cabinet 31 and second heating cabinet 32 respectively, and heating element heater is removable the connection with heating cabinet, and heating element heater is that easy plug-in type connects with connecting of its power line.Feed tube is circumscribed with the feed liquor switch, the feed liquor switch is a monoblock type floating valve (monoblock type floating valve 11 as shown in Figure 1, the inventor applies for the structure innovation of this monoblock type floating valve separately, do not elaborate at this) or electromagnetic valve switch (utilize electromagnetic valve switch commonly used of the prior art, its operating circuit connects with the circuit of heating control module, for common structure and control mode, described in detail at this.
Heating element heater of the present utility model except adopting electric heating tube commonly used, also adopts modes such as electromagnetism heating element heater.The feed liquor triple valve can also be located at the middle section position of heating cabinet, the feed liquor switch that is connected with feed tube adopts monoblock type floating valve structure, what make that the connection place of heating cabinet and heating element heater is higher than the monoblock type floating valve closes the valve liquid level, when adopting this structural design, the connection place of heating element heater and heating cabinet does not need to adopt strict hermetically-sealed construction, also need be provided with an exhaust outlet in addition and get final product.
The shape of each parts of the utility model heater and size, can be according to the difference of application scenario, change accordingly, as when being applied to electric water boiler, because the volume of complete machine is bigger, feed liquor triple valve and fluid triple valve can adopt the structure of large-size, the profile of heating cabinet can adopt square-folded cabinet type structure, and when answering the land used household drinker, because overall structure is little, then the size of valve and pipeline all will correspondingly be dwindled, and the profile of heating cabinet also can be used cylindrical shape.
In sum, the utility model is because of being provided with two heating cabinets, after the heating of first heating cabinet, just be communicated with for the user and use with drain pipe, and heated after this moment, second heating cabinet injected cold liquid (cold drinking water or other liquid), this moment, the heating and the insulation of second heating cabinet can be played insulation effect to first heating cabinet, after the liquid of first heating cabinet uses up, utilize control handle that feed liquor triple valve and fluid triple valve are switched simultaneously, first heating cabinet is communicated with feed tube, inject cold liquid and heat, second heating cabinet is communicated with for the user with drain pipe and uses.Have following characteristics:
1. the liquid that heated in heating cabinet only need start heat insulation function, and need not to be heated to once more boiling, can effectively prevent to repeat the phenomenon that heating produces " thousand boiling water ";
2. simultaneously because the liquid of heated liquid and outflow is separated, raw cooling water (RCW) and hot boiling water situation mixed in together can not take place;
3. in the structure that is applied to the bigger electric water boiler of water consumption, the water of heat supply on one side uses to the user, Yi Bian heat raw cooling water (RCW), can save user's stand-by period incessantly for the user provides hot boiling water;
4. can make full use of and add the heating cabinet pined for adjacent heating cabinet in using for the user is incubated, reduce distributing of heat energy, effectively utilize the energy, can save electric cost for the user;
5. be provided with the feed liquor switch at the feed tube front end, can prevent that the raw and cold liquid of heated liquid and feed tube front end from mixing, and can play good heat-blocking action;
6. be coated with heat-barrier material in the heating cabinet outside, can play insulation effect, the coating scope of heat-barrier material can extend to the periphery of feed tube, feed liquor triple valve, fluid triple valve and drain pipe;
The drain pipe place be equipped with hydraulic pressure microswitch (or be provided with low level liquid-level switch in the bottom of heating cabinet) with electric element that control handle is connected after, can utilize the integrated structure of control handle, realize the automatic switchover of two heating cabinets be need not manually-operated;
8. heating element heater is removable the connection with heating cabinet, heating element heater is that easy plug-in type connects with connecting of its power line, the user uses after a period of time, can remove easily, incrustation scale above the heating element heater (mainly being meant electrothermal tube structure) is cleaned, perhaps it is changed, the connection place bore of heating element heater and heating cabinet is bigger, can also clean heating cabinet easily.
The above angle from specific embodiment discloses further to technology contents of the present utility model; its purpose is to allow everybody be easier to understand technology contents of the present utility model; but do not represent embodiment of the present utility model and rights protection to be confined to this, rights protection scope of the present utility model should be as the criterion in claims of the present utility model.
Claims (10)
1. heater that can prevent to repeat to heat, comprise feed tube, heating cabinet, heating element heater and drain pipe, it is characterized in that heating cabinet has two, comprise first heating cabinet and second heating cabinet, feed tube connects with first heating cabinet, second heating cabinet by the feed liquor triple valve that is provided with, and drain pipe connects with first heating cabinet, second heating cabinet by the fluid triple valve that is provided with; Feed liquor triple valve and fluid triple valve are coupled to each other by a control lever, when the feed liquor triple valve is communicated with the feed tube and first heating cabinet, the fluid triple valve is communicated with second heating cabinet and drain pipe, when the feed liquor triple valve is communicated with the feed tube and second heating cabinet, the fluid triple valve is communicated with first heating cabinet and drain pipe, and heating element heater comprises first heating element heater of being located at first heating cabinet and second heating element heater of being located at second heating cabinet.
2. the heater that repeats to heat of preventing according to claim 1 is characterized in that also comprising a control handle, and described control handle connects with control lever; Feed tube is located at the top or the middle section position of heating cabinet, and drain pipe is located at the below of heating cabinet.
3. the heater that repeats to heat of preventing according to claim 2, it is characterized in that also comprising heating control module, first temperature detect switch (TDS) that described heating control module comprises first temperature sensor be located in first heating cabinet, be located at second temperature sensor in second heating cabinet, connect with first heating element heater, second temperature detect switch (TDS), the change-over switch that is connected with control handle with the connection of second heating element heater, the change-over switch input connects with power supply, and two outputs of change-over switch connect with first temperature detect switch (TDS), second temperature detect switch (TDS) respectively.
4. the heater that repeats to heat of preventing according to claim 3, it is characterized in that also comprising first liquid-level switch of being located at first heating cabinet and second liquid-level switch of being located at second heating cabinet, first liquid-level switch is connected with first temperature detect switch (TDS), and second liquid-level switch is connected with second temperature detect switch (TDS).
5. the heater that repeats to heat of preventing according to claim 2, it is characterized in that described feed liquor triple valve and fluid triple valve are rotary valve structure, described rotary valve comprises valve body, rotary spool and the swing handle that connects with rotary spool, and the swing handle of the swing handle of feed liquor triple valve and fluid triple valve connects with control lever respectively.
6. the heater that repeats to heat of preventing according to claim 2, it is characterized in that described feed liquor triple valve and fluid triple valve are the plunger valve structure, described plunger valve comprises valve body, plunger type spool and the valve rod that connects with the plunger type spool, and the valve rod of the valve rod of feed liquor triple valve and fluid triple valve connects with control lever respectively.
7. the heater that repeats to heat of preventing according to claim 4, it is characterized in that also comprising an electric element that connects with control handle, rotary switch and be located at two disconnects of control handle rotation stop bit and be located at hydraulic pressure microswitch in the drain pipe; Described hydraulic pressure microswitch is connected power supply and electric element when no hydraulic pressure, electric element arrives when rotating stop bit after driving control handle, the disconnect deenergization and the electric element of this rotation stop bit.
8. the heater that repeats to heat of preventing according to claim 1 and 2, it is characterized in that described first heating cabinet and second heating cabinet are monoblock type heating cabinet structure, the heating cabinet outside is coated with heat-barrier material, be provided with a metal partion (metp) in the middle of the heating cabinet, constitute aforesaid first heating cabinet and second heating cabinet with this.
9. the heater that repeats to heat of preventing according to claim 1 and 2, it is characterized in that first heating element heater and second heating element heater be located at the top of first heating cabinet and second heating cabinet respectively, heating element heater is removable the connection with heating cabinet, and heating element heater is that easy plug-in type connects with connecting of its power line.
10. the heater that repeats to heat of preventing according to claim 1 and 2 is characterized in that described feed tube is circumscribed with the feed liquor switch, and described feed liquor switch is monoblock type floating valve or electromagnetic valve switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820303577XU CN201348354Y (en) | 2008-12-22 | 2008-12-22 | Heating apparatus capable of preventing repetitive heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820303577XU CN201348354Y (en) | 2008-12-22 | 2008-12-22 | Heating apparatus capable of preventing repetitive heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201348354Y true CN201348354Y (en) | 2009-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820303577XU Expired - Lifetime CN201348354Y (en) | 2008-12-22 | 2008-12-22 | Heating apparatus capable of preventing repetitive heating |
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| Country | Link |
|---|---|
| CN (1) | CN201348354Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556074B (en) * | 2009-05-30 | 2012-05-02 | 周文乾 | Drinking water dispenser with double heating boxes |
| CN105919429A (en) * | 2016-06-27 | 2016-09-07 | 上海粒波科贸有限公司 | Smart water dispenser |
| CN106963243A (en) * | 2017-05-09 | 2017-07-21 | 安徽理工大学 | A kind of energy-saving drinking machine device that healthy drinking water is provided |
| CN111227650A (en) * | 2020-03-04 | 2020-06-05 | 广东交通职业技术学院 | Water control switch and water dispenser with same |
-
2008
- 2008-12-22 CN CNU200820303577XU patent/CN201348354Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556074B (en) * | 2009-05-30 | 2012-05-02 | 周文乾 | Drinking water dispenser with double heating boxes |
| CN105919429A (en) * | 2016-06-27 | 2016-09-07 | 上海粒波科贸有限公司 | Smart water dispenser |
| CN106963243A (en) * | 2017-05-09 | 2017-07-21 | 安徽理工大学 | A kind of energy-saving drinking machine device that healthy drinking water is provided |
| CN111227650A (en) * | 2020-03-04 | 2020-06-05 | 广东交通职业技术学院 | Water control switch and water dispenser with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091118 Effective date of abandoning: 20081222 |