CN203100196U - Water boiler with temperature control and heat preservation functions - Google Patents

Abstract

The utility model discloses a water boiler with temperature control and heat preservation functions. The water boiler comprises a cold water tank, a hot water tank, a warming tube, a temperature sensor, a driver unit and a control unit. A heater is arranged in the warming tube, a water inlet valve is arranged on a water inlet pipe of the cold water tank, a water outlet valve is arranged on a water outlet pipe of the hot water tank, the control unit is electrically connected with the driver unit, and the temperature sensor is electrically connected with the control unit. The water boiler with the temperature control and heat preservation functions has the advantages that water temperature is monitored and controlled in real time by the temperature sensor to confirm water temperature to be stable at the boiling temperature, and boiled water with high and stable temperature is available from the water boiler when needed.

Description

A kind of boiler with temperature control heat insulation function

Technical field

The utility model relates to a kind of liquid heating apparatus, particularly a kind of boiler with temperature control heat insulation function.

Background technology

The liquid heating apparatus of prior art, as a kind of rapid heating water boiler (patent No. ZL200920068344.0), generally not having the temperature control heat insulation function, though some boiler has the temperature control heat insulation function, but is to control, realize its heat insulation function in the post bake mode by temp control switch.The weak point of this boiler is, can emit chilled boiling water or the unsettled boiling water of water temperature in a period of time at the beginning of boiler discharges water.

Summary of the invention

Technical problem to be solved in the utility model is, can emit the problem of chilled boiling water or the unsettled boiling water of water temperature in a period of time at the beginning of the boiler that prior art exists discharges water.

The utility model public technology scheme is as follows:

A kind of boiler with temperature control heat insulation function comprises:

One cold water storage cistern is used to store cold water;

One boiler is used for stored hot water;

One heats up manages, and is used to be communicated with described cold water storage cistern and described boiler;

Described cold water storage cistern is provided with a cold water storage cistern oral siphon and a cold water storage cistern outlet pipe;

Described boiler is provided with a boiler oral siphon and a boiler outlet pipe;

Described intensification Guan Yiduan is communicated to described cold water storage cistern outlet pipe, and the other end is communicated to described boiler oral siphon;

Be provided with a heater in the described intensification pipe, be used for heating the water of described intensification pipe;

Described cold water pipe oral siphon is provided with a water intaking valve;

Described boiler outlet pipe is provided with an outlet valve;

The sidewall on described boiler top is provided with a return duct that is communicated to described cold water storage cistern;

Also comprise:

One temperature sensor is arranged at described intensification pipe top or described boiler bottom, is used for monitoring in real time the temperature of described intensification pipe top or described boiler bottom;

One driver element is electrically connected to described heater, is used to control the duty of described heater;

One control module is connected to described water intaking valve, is used to control the duty of described water intaking valve;

Described control module is electrically connected to described driver element, is used for to described driver element sending controling instruction;

Described temperature sensor is electrically connected to described control module, is used for the temperature of described temperature sensor monitors is sent to described control module.

Further, be provided with a cold water storage cistern electrode in the described cold water storage cistern, be provided with two boiler electrodes in the described boiler; Described cold water storage cistern electrode, described boiler electrode are electrically connected to described control module by lead respectively.

Further, be provided with a slow flow tube in the described cold water storage cistern, the mouth of pipe of described slow flow tube is higher than the bottom of described cold water storage cistern, described cold water storage cistern below is provided with a unhurried current chamber, described unhurried current chamber is provided with a unhurried current oral siphon and a unhurried current outlet pipe, described unhurried current chamber is communicated to described slow flow tube by described unhurried current oral siphon, and described unhurried current outlet pipe is communicated to described cold water storage cistern bottom; Described unhurried current outlet pipe is provided with a water pump, and described water pump is electrically connected to described control module by lead.

Further, be provided with a unhurried current electrode in the described slow flow tube, described unhurried current electrode is electrically connected to described control module by lead.

Further, described control module comprises an oscillating AC electric generator, is electrically connected to described cold water storage cistern electrode, described boiler electrode by lead, is used to take place the oscillating AC electric current.

Further, described control module comprises a processor, is electrically connected to described oscillating AC electric generator, is used to monitor the frequency change of described oscillating AC electric current.

Further, described processor is electrically connected to described water intaking valve, described water pump and described driver element respectively by lead, is used for to described water intaking valve, described water pump and described driver element sending controling instruction.

Advantage of the present utility model is, utilizes the real-time monitor water temperature of temperature sensor, guarantees water temperature stability at boiled water temperature, and boiler discharges water at any time all can emit the boiling water of enough height of temperature and temperature stabilization.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment 1;

Fig. 2 is the structural representation of the utility model embodiment 2;

The number in the figure meaning is as follows:

1, cold water storage cistern, 2, boiler, 3, driver element, 4, control module, 5, slow flow tube, 6, the unhurried current chamber, 7, water pump, 8, water intaking valve, 9, temperature sensor, 10, return duct,

11, cold water storage cistern oral siphon, 12, the cold water storage cistern outlet pipe, 13, the cold water storage cistern electrode,

22, boiler outlet pipe, 23, the boiler electrode, 24, the boiler electrode,

31, heater, 32, the pipe that heats up,

51, the unhurried current electrode, 61, the unhurried current oral siphon, 62, the unhurried current outlet pipe.

The specific embodiment

Describe the specific embodiment of the present utility model in detail below in conjunction with accompanying drawing, those skilled in the art more is expressly understood how puts into practice the utility model.Although should be appreciated that in conjunction with its preferred specific embodiments and described the utility model, these embodiments are intended setting forth, rather than limit scope of the present utility model.

Embodiment 1

As Fig. 1 is the structural representation of the utility model embodiment 1, is shown in the figure to comprise a kind of boiler with temperature control heat insulation function:

One cold water storage cistern 1 is used to store cold water;

One boiler 2 is used for stored hot water;

One heats up manages 32, is used to be communicated with described cold water storage cistern and described boiler;

Cold water storage cistern 1 is provided with a cold water storage cistern oral siphon 11 and a cold water storage cistern outlet pipe 12;

Boiler 2 is provided with a boiler oral siphon (figure does not show) and a boiler outlet pipe 22;

Pipe 32 1 ends that heat up are communicated to cold water storage cistern outlet pipe 12, and the other end is communicated to boiler oral siphon (figure does not show);

Heating up to manage in 32 is provided with a heater 31, is used for the water of heat temperature raising pipe 32;

Cold water pipe oral siphon 11 is provided with a water intaking valve 8;

Boiler outlet pipe 22 is provided with an outlet valve (figure does not show).

Present embodiment 1 at work, extraneous cold water enters cold water storage cistern 1 from cold water storage cistern oral siphon 11, water intaking valve 8 can be used to control inflow and water speed, cold water flows out from cold water storage cistern outlet pipe 12 when the water level in the cold water storage cistern 1 is higher, enter into the pipe 32 that heats up, be heated into hot water by heater 31, its density also diminishes because water temperature raises, heated water can upwards flow, simultaneously by heater 31 further heat temperature raisings, hot water flows into storage the boiler 2 from pipe 32 tops of heating up via boiler oral siphon (figure does not show), when the user has needing of use hot water, only needs control outlet valve (figure does not show) to emit hot water via boiler efferent duct 22.Be communicated with a return duct 10 between boiler 2 tops and the cold water storage cistern 1, when boiler 2 middle water levels were too high, water flow back into cold water storage cistern 1 via return duct 10.

Embodiment 1 also comprises:

One temperature sensor 9 being arranged at heat up pipe 32 tops or boiler 2 bottoms, specifically, is to be arranged on the sidewall at pipe 32 tops of heating up or on the outer wall of boiler 2 bottoms, is used for the heat up temperature of pipe 32 tops or boiler 2 bottoms of monitoring in real time..

One driver element 3 is electrically connected to heater 31, is used for the duty of control heater 31.

One control module 4 is connected to water intaking valve 8, is used to control the duty of water intaking valve 8, adjusts the inflow and the water speed of cold water storage cistern oral siphon 11.

Control module 4 is electrically connected to driver element 3, is used for to driver element 3 sending controling instructions firing rate or efficient that the user can regulate heater 31 by control module 4 as required.

Temperature sensor 9 is electrically connected to control module 4, and the temperature of temperature sensor 9 being monitored in real time by the signal of telecommunication is sent to control module 4.

Desired value is controlled in prior setting one in the control module 4, utilizes the temperature value of temperature sensor 9 monitoring in real time and controls desired value to control heater 31 interruption heating recently.Through calculating, the temperature value of temperature sensor 9 input signal correspondences is approaching more with the control desired value, the blanking time that heating is opened is short more, and water is temperature-resistant in heater is opened with near intensification pipe 9 the holding temperature sensor 9 and boiler 1 with long blanking time and very little setting value blanking time heating; Otherwise, the temperature value of temperature sensor 9 input signal correspondences and control desired value (being lower than the control desired value) far away more, the blanking time that heating is opened is long more; If the temperature value of temperature sensor 9 input signal correspondences is bigger with corresponding control desired value, heater 31 will heat continuously, makes near intensification pipe 32 that temperature sensor 9 is and the water temperature in the boiler 2 rise to the control desired value with the fastest speed.

Heat when being set at a steady state value blanking time, the duration of heat, the computing formula of Tm was as follows:

$\mathrm{Tm}=\frac{\mathrm{Te}-T}{\mathrm{Te}}\&times;\mathrm{<figure-callout\; id="1"\; label="P"\; filenames="121220164717.png"\; state="\{\{state\}\}">P</figure-callout>}1+\mathrm{<figure-callout\; id="2"\; label="P"\; filenames="121220164717.png"\; state="\{\{state\}\}">P</figure-callout>}2$

Tm is the duration of heat in the formula, the target temperature of Te for being provided with, and T is the Current Temperatures that senses, and P1 is a heat insulating coefficient 1, and P2 is the minimum duration of heat of holding temperature.Heating Tt blanking time can calculate according to following formula:

$\mathrm{Tt}=\frac{\mathrm{<figure-callout\; id="3"\; label="P"\; filenames="121220164717.png"\; state="\{\{state\}\}">P</figure-callout>}3}{\mathrm{Tm}}\&times;\mathrm{<figure-callout\; id="4"\; label="P"\; filenames="121220164717.png"\; state="\{\{state\}\}">P</figure-callout>}4+\mathrm{<figure-callout\; id="5"\; label="P"\; filenames="121220164717.png"\; state="\{\{state\}\}">P</figure-callout>}5$

Tt is for heating blanking time in the formula, and Tm is the duration of heat, and P3 is a heat insulating coefficient 3, and P4 is a heat insulating coefficient 4, and P5 is a heat insulating coefficient 5.

P1, P2, P3, P4, P5 are setting value in the formula, the target temperature of Te for being provided with.

Be provided with a cold water storage cistern electrode 13 in the cold water storage cistern 1, be provided with two boiler electrodes 23,24 in the boiler 2, cold water storage cistern electrode 13, boiler electrode 23,24 are electrically connected to control module 4 by lead respectively.Control module 4 comprises an oscillating AC electric generator (figure does not show), is electrically connected to cold water storage cistern electrode 13, boiler electrode 23,24 by lead, is used to take place the oscillating AC electric current.

Oscillating AC electric generator (figure does not show), boiler electrode 23, the boiler electrode 24 common frequency conversion liquid levels that form detect control circuit, when the water level of hot water in the boiler 2 reaches a certain position, boiler electrode 23,24 all contacts with hot water, above-mentioned frequency conversion liquid level detects control circuit and forms connected loop, the frequency-changing AC electric current takes place in oscillating AC electric generator (figure does not show), and the frequency of this AC current changes with the resistance sizes that electrode contacts with water.

In the moment of boiler electrode 23,24 contacts of boiler electrode or leaving water, bigger variation can take place with the resistance of another circuit end that connects by water (normally water tank) in electrode, the operating resistance of the hot water between boiler electrode 23, boiler electrode 24 changes along with SEA LEVEL VARIATION like this, and then causes the frequency of the alternating current of oscillating AC electric generator (figure does not show) generation to change.

Control module 4 comprises a processor (figure does not show), be electrically connected to oscillating AC electric generator (figure does not show), processor (figure does not show) is electrically connected to water intaking valve 8, water pump 7 and driver element 3 respectively by lead, is used for to water intaking valve 8, water pump 7 and driver element 3 sending controling instructions.The user can be by the frequency change of the described oscillating AC electric current of (figure does not show) monitoring of processor in the control module 4, whether contact with water with frequency change size reaction electrode and to judge water level, and then standard is according to the rules controlled the duty of water intaking valve 8, water pump 7, driver element 3 and heater 31.

Under the extremely low situation of boiler 2 water levels (discharging water too fast) as boiler outlet pipe 22, boiler electrode 23,24 all can not contact with the water surface, boiler electrode 23,24 all can not form the loop with control module 4, processor (figure does not show) can monitor boiler electrode 23,24 and all (can be provided with voluntarily in a period of time, as 10 seconds) in do not have electric current to produce, control module 4 stops heating by signal of telecommunication control heater 31, prevents that heater 31 from descending heat-induced damage or causing fire at water-less environment; Also can control water intaking valve 8 and accelerate to supply water, make water intaking valve 8 water supply speed and boiler outlet pipe 22 speed of discharging water reach balance by the signal of telecommunication.

If water pump 7 breaks down in the present embodiment, the user can be by the duty of control module 4 adjusting water intaking valves 8, and it is identical to make that water intaking valve 8 water intake velocity and boiler outlet pipe 22 go out water speed, and then guarantees the water level balance in the cold water storage cistern 1.

Under the very high situation of boiler water level (boiler outlet pipe 22 discharged water slow even stopped to discharge water), boiler electrode 23,24 can both contact with the water surface for a long time, the all long-time and control module 4 formation loops of boiler electrode 23,24, processor (figure does not show) can monitor boiler electrode 23,24 and all (can be provided with voluntarily in a period of time, as 10 seconds) in produce the electric current of frequency stabilization always, all be boiling water this moment in the whole system, control module 4 stops heating by signal of telecommunication control heater 31, in order to avoid waste energy.

Present embodiment is when detecting liquid level, adopt the frequency-changing AC electricity to pass through electrode, make electrode in electrocorrosion-resisting, can adapt to the wider water quality of the water hardness, make in water quality good area and the very high area of water hardness, all sensed water level smoothly is suitable for various water quality, and is easy to utilize.Present embodiment is not only applicable to heat water, can also be used to heat other liquid.

Embodiment 2

Fig. 2 is the structural representation of the utility model embodiment 2, as shown in Figure 2, the technical scheme of embodiment 2 is most of identical with embodiment 1, its difference technical characterictic is that be provided with a slow flow tube 5 in the cold water storage cistern 1, the mouth of pipe of slow flow tube 5 is higher than the bottom of cold water storage cistern 1, cold water storage cistern 1 below is provided with a unhurried current chamber 6, unhurried current chamber 6 is provided with a unhurried current oral siphon 61 and a unhurried current outlet pipe 62, and unhurried current chamber 6 is communicated to slow flow tube 5 by unhurried current oral siphon 61, and unhurried current outlet pipe 62 is communicated to cold water storage cistern 1 bottom; Unhurried current outlet pipe 62 is provided with a water pump 7, and water pump 7 is electrically connected to control module 4 by lead, is provided with a unhurried current electrode 51 in the slow flow tube 5, and unhurried current electrode 51 is electrically connected to control module 4 by lead.User of the present utility model can be by control module 4 control unhurried current electrodes 51, water pump 7, water intaking valve 8, heater 31.Be provided with unhurried current devices such as slow flow tube 5, unhurried current chamber 6 in the present embodiment, can significantly reduce the operating frequency of water intaking valve 8, prolong the service life of water intaking valve 8, strengthen the reliability of entire equipment.

Water level in the cold water storage cistern 1 reach a certain height after (being slow flow tube 5 upper pipes open heights), water flows out from the upper end mouth of pipe of slow flow tube 5, flow into unhurried current chamber 6 via unhurried current oral siphon 61, flow back into cold water storage cistern 1 via unhurried current outlet pipe 62 again, so repeatedly circulation, water pump 7 provides circulation power for the water in the unhurried current outlet pipe 62.Water in the cold water storage cistern 1 flow in the pipe 32 that heats up via cold water storage cistern outlet pipe 12, after water is heated by heater 31, its density also diminishes because water temperature raises, heated water can upwards flow, by heater 31 further heat temperature raisings, hot water flows into storage the boiler 2 from pipe 32 tops of heating up via boiler oral siphon (figure does not show) simultaneously.

Slow flow tube 5 upper pipes open heights can determine the water level in the cold water storage cistern 1 and flow into intensification from cold water storage cistern outlet pipe 12 to manage 32 water velocities, and mouth of pipe height is high more, and water velocity is slow more.Add at heater 3 and to pine for, the water velocity that flows into the pipe 32 that heats up from cold water storage cistern outlet pipe 12 can determine the heat up water temperature of pipe 32 upper ends, the water temperature the boiler 2, the water temperature in the boiler outlet pipe 22.Determine slow flow tube 5 upper pipes open heights, can guarantee to continue to flow out boiling water from boiler outlet pipe 22.

Under the extremely low situation of cold water storage cistern 1 water level (discharged water discharge water slowly or not) as water intaking valve 8, cold water storage cistern electrode 13, unhurried current electrode 51 all can not contact with the water surface, all can not form the loop with control module 4, processor (figure does not show) can monitor cold water storage cistern electrode 13, unhurried current electrode 51 all (can be provided with voluntarily in a period of time, as 10 seconds) in do not have electric current to produce, control module 4 stops heating by signal of telecommunication control heater 31, prevents that heater 31 from descending heat-induced damage or causing fire at water-less environment; Also can control water intaking valve 8 and accelerate to supply water, make water intaking valve 8 water supply speed and boiler outlet pipe 22 speed of discharging water reach balance by the signal of telecommunication.

The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (7)

1. boiler with temperature control heat insulation function comprises:

One cold water storage cistern is used to store cold water;

One boiler is used for stored hot water;

One heats up manages, and is used to be communicated with described cold water storage cistern and described boiler;

Described cold water storage cistern is provided with a cold water storage cistern oral siphon and a cold water storage cistern outlet pipe;

Described boiler is provided with a boiler oral siphon and a boiler outlet pipe;

Described intensification Guan Yiduan is communicated to described cold water storage cistern outlet pipe, and the other end is communicated to described boiler oral siphon;

Be provided with a heater in the described intensification pipe, be used for heating the water of described intensification pipe;

Described cold water pipe oral siphon is provided with a water intaking valve;

Described boiler outlet pipe is provided with an outlet valve;

The sidewall on described boiler top is provided with a return duct that is communicated to described cold water storage cistern;

It is characterized in that, also comprise:

One temperature sensor is arranged at described intensification pipe top or described boiler bottom, is used for monitoring in real time the temperature of described intensification pipe top or described boiler bottom;

One driver element is electrically connected to described heater, is used to control the duty of described heater;

One control module is connected to described water intaking valve, is used to control the duty of described water intaking valve;

Described control module is electrically connected to described driver element, is used for to described driver element sending controling instruction;

Described temperature sensor is electrically connected to described control module, is used for the temperature of described temperature sensor monitors is sent to described control module.

2. a kind of boiler as claimed in claim 1 with temperature control heat insulation function, it is characterized in that, be provided with a cold water storage cistern electrode in the described cold water storage cistern, be provided with two boiler electrodes in the described boiler, described cold water storage cistern electrode, described boiler electrode are electrically connected to described control module by lead respectively.

3. a kind of boiler as claimed in claim 1 or 2 with temperature control heat insulation function, it is characterized in that, be provided with a slow flow tube in the described cold water storage cistern, the mouth of pipe of described slow flow tube is higher than the bottom of described cold water storage cistern, described cold water storage cistern below is provided with a unhurried current chamber, described unhurried current chamber is provided with a unhurried current oral siphon and a unhurried current outlet pipe, and described unhurried current chamber is communicated to described slow flow tube by described unhurried current oral siphon, and described unhurried current outlet pipe is communicated to described cold water storage cistern bottom; Described unhurried current outlet pipe is provided with a water pump, and described water pump is electrically connected to described control module by lead.

4. a kind of boiler with temperature control heat insulation function as claimed in claim 3 is characterized in that, is provided with a unhurried current electrode in the described slow flow tube, and described unhurried current electrode is electrically connected to described control module by lead.

5. a kind of boiler as claimed in claim 1 with temperature control heat insulation function, it is characterized in that, described control module comprises an oscillating AC electric generator, is electrically connected to described cold water storage cistern electrode, described boiler electrode by lead, is used to take place the oscillating AC electric current.

6. a kind of boiler with temperature control heat insulation function as claimed in claim 1 is characterized in that described control module comprises a processor, is electrically connected to described oscillating AC electric generator, is used to monitor the frequency change of described oscillating AC electric current.

7. a kind of boiler as claimed in claim 6 with temperature control heat insulation function, it is characterized in that, described processor is electrically connected to described water intaking valve, described water pump and described driver element respectively by lead, is used for to described water intaking valve, described water pump and described driver element sending controling instruction.

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