CN108742134A - A kind of control method for hot water facility - Google Patents
A kind of control method for hot water facility Download PDFInfo
- Publication number
- CN108742134A CN108742134A CN201810640925.0A CN201810640925A CN108742134A CN 108742134 A CN108742134 A CN 108742134A CN 201810640925 A CN201810640925 A CN 201810640925A CN 108742134 A CN108742134 A CN 108742134A
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- water
- heating tube
- cavity
- water cavity
- temperature
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21166—Constructional details or accessories
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention discloses a kind of control method for hot water facility, is related to hot water facility technical field comprising:Warm water and boiling water step processed, control water pump is opened, heating tube is opened, and the water pump send the water suction in the water cavity of source in water cavity, and heating tube is for heating from sending the water flowed out in water cavity;The height that mechanism adjusts partition board is controlled to adjust, to adjust the water flow flowed into heating tube, adjusts the water temperature of heating tube water outlet;Normal-temperature water step processed, control water pump is opened, heating tube is closed, controls to adjust mechanism is adjusted to preset height by partition board, and the water pump send the water suction in the water cavity of source in water cavity, and water provides normal-temperature water from sending water cavity to flow into heating tube, in heating tube water outlet.Control method provided by the present application for hot water facility can flexibly control leaving water temperature, and be easily achieved, and avoid and carry out Repeat-heating to water.
Description
Technical field
The present invention relates to hot water facility technical field more particularly to a kind of control methods for hot water facility.
Background technology
Usual hot water facility uses thermal insulation material for long-time heat preservation around boiler.When water temperature drop to lower limit
When water temperature, under the action of temperature control device, it is again started up heating device and water is heated, make hot water facility in this way
Big energy can be consumed.Repeat-heating causes energy consumption to increase, and heating, which is repeated several times, to make water quality change, and be unfavorable for
Health.
Now with the method that many hot water facilities use speed heat, water can be brought rapidly up to required temperature when with water
Degree, this water heater do not need a large amount of thermal insulation material;Furthermore it is possible to reduce the volume of equipment, occupied space is reduced, is not made
Used time can power off, and reduce consumption, but many speed heat device temperature controls are more difficult, can not flexibly control leaving water temperature;
In addition, hot water facility overall cost is high, it is inadaptable to promote the use of.
Invention content
Technical problem to be solved by the present invention lies in the temperature control method of existing heating equipment can not be to leaving water temperature
It is flexibly controlled, needs to carry out Repeat-heating, high energy consumption to water.
The present invention solves its technical problem, the technical solution adopted is that, propose a kind of control method for hot water facility,
Specifically:
The hot water facility includes that water tank, water pump, heating tube, the water tank are divided into source water cavity by partition board and send water cavity;
Regulating mechanism, for adjusting divider height;The source water cavity is connected to by water pump send water cavity;It is described that water cavity is sent to be connected to heating
Pipe;The heating tube has a water outlet;The partition board is used to send water level in water cavity by adjusting, and adjusts from sending water cavity to flow into
The water flow of heating tube;
The control method includes step:
Warm water boiling water step processed, control water pump is opened, heating tube is opened, and the water pump send the water suction in the water cavity of source to water
In chamber, heating tube is for heating from sending the water flowed out in water cavity;The height that mechanism adjusts partition board is controlled to adjust, is added with adjusting to flow into
Water flow in heat pipe adjusts the water temperature of heating tube water outlet;
Normal-temperature water step processed, control water pump is opened, heating tube is closed, controls to adjust mechanism is adjusted to default height by partition board
Degree, the water pump send the water suction in the water cavity of source in water cavity, and water is provided from sending water cavity to flow into heating tube in heating tube water outlet
Normal-temperature water.
Optionally, the regulating mechanism includes stepper motor, and divider height is driven by stepper motor.
Optionally, the heating tube is longitudinally disposed, and the water (flow) direction in the heating tube is from the bottom up.
Optionally, the hot water facility also has a steam pipe, and described steam pipe one end is connected at the top of heating tube, another
End, which is connected to, send water cavity.
The application controls the water level sent in water cavity, passes through water by the height of voltage input water cavity and the spacing board for sending water cavity
Position control controls the water temperature in heating tube from the water flow for sending water cavity to flow into heating tube, and is carried in the exit of heating tube
For the water of relevant temperature.Water can quickly be heated using heating tube, heating means are easy.It is provided by the present application to be used for heat
The control method of wetting system can flexibly control leaving water temperature, and be easily achieved, and avoid and carry out Repeat-heating to water.
Description of the drawings
Fig. 1 is the schematic diagram according to the hot water facility shown in an exemplary embodiment.
Fig. 2A is the warm water and boiling water processed according to the control method for hot water facility shown in an exemplary embodiment
Flow chart.
Fig. 2 B are the flows according to the normal-temperature water processed of the control method for hot water facility shown in an exemplary embodiment
Figure.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
It is also understood that specific embodiment described herein is used only for understanding the present invention, it is not used to limit this hair
It is bright.
In the embodiment of the present application, the hot water facility include water tank, water pump, heating tube, the water tank by partition board every
At source water cavity and send water cavity;Regulating mechanism, for adjusting divider height;The source water cavity is connected to by water pump send water cavity;Institute
It states and water cavity is sent to be connected to heating tube;The heating tube has a water outlet;The partition board is used for by adjusting the water sent in water cavity
Position is adjusted from the water flow for sending water cavity to flow into heating tube;
Wherein, it is connected using pipeline between all parts.
Fig. 1 is the schematic diagram according to the hot water facility shown in an exemplary embodiment.In conjunction with attached drawing, details are as follows:
As shown in Figure 1, the hot water facility includes:Water tank 1, is internally provided with longitudinal partition board 2, and the partition board 2 is by water
Case 1 is divided into source water cavity 3 and send water cavity 4, the partition board 2 height-adjustable;
Water pump 5, setting be communicated in source water cavity 3 and send water cavity 4 between, the water pump 5 by the water in source water cavity 3 pump to
It send in water cavity 4;
Heating tube 6 is connected to water tank 1 is sent, and is heated for water body;
Change 2 height of partition board send water cavity 4 water level to change, and the power of heating tube 6 is certain, into the water of heating tube 6
Influence leaving water temperature.
Height between 1 top of 2 upper end of partition board and water tank can be adjusted, and partition board 2 highly influences to send the water-holding quantity of water cavity 4,
When the speed that water pump 5 draws water is more than into the water speed of heating tube 6, send the water in water cavity 4 that can cross partition board 2 and returns to source water cavity 3,
Guarantee send the water level in water cavity 4 certain, to ensure that leaving water temperature, heating tube 6 use plated film quartz ampoule, electric heating conversion efficiency
Height, corrosion-resistant, heat chemistry are stablized, and quick heating, long lifespan, sanitation and hygiene, water tank 1 are connected to heating tube 6, send in use
The height of water level of water cavity 4 influences the water velocity into heating tube 6, is heated to water when flowing through heating tube 6, due to water
Flow velocity is different, and the heating power of heating tube 6 is certain, has different temperature after the heated pipe of flow different in flow rate 6, adjust every
Plate 2 can adjusting water outlet temperature, simple in structure, lower water temperature is convenient.
Preferably, the setting of the partition board 2 is connected with regulating mechanism 7, and the regulating mechanism 7 is equipped with stepper motor 8, described
Stepper motor 8 drives regulating mechanism 7 to change 2 height of partition board in water tank 1.Regulating mechanism 7 moves to change with dynamic dividing plate 2
2 height of partition board in water tank 1, partition board 2 constitute the minimum side for sending water cavity 4, influence the height of water level for sending water cavity 4, adjust machine
The stepper motor 8 being arranged on structure 7 drives regulating mechanism 7 to move partition board 2, and easy to adjust accurate, leaving water temperature is controllable, reaches
To use demand.
Preferably, the source water cavity 3 is provided with drinking-water pipe 9, and 9 one end of the drinking-water pipe is connected to water pump 5, the water pump 5
Water outlet direction be provided with outlet pipe 10, the drinking-water pipe 9, which is connected to, send water cavity 4 bottom.In source, the bottom setting of water cavity 3 is drawn water
Pipe 9, the other end of drinking-water pipe 9 are connected to the bottom for sending water cavity 4, are equipped with water pump 5 among drinking-water pipe 9, facilitate and carry out water body transfer,
Pumping operation can still be completed when partition board 2 is reduced to extreme lower position, the draw-off direction of water is from the bottom of source water cavity 3 to sending
The bottom of water cavity 4, and extra water from send the high water level of water cavity 4 cross partition board 2 return source water cavity 3 upper layer, water can not
Disconnected mixing and flowing, not will produce dead angle, ensure the Water quality during use.
Preferably, described that the bottom of water cavity 4 is sent to be connected with flow pipe 11, the flow pipe 11 is connected to heating tube 6.Send water
Chamber 4 is fed the water by flow pipe 11 in heating tube 6, and the height of water level in water cavity 4 is sent to influence the water speed into heating tube 6,
Temperature increases when flowing through heating tube 6, and water speed influences temperature, simple in structure, and heating is convenient.
Preferably, the heating tube 6 is longitudinally disposed, and the water (flow) direction in the heating tube 6 is from the bottom up.Heating tube 6
It is longitudinally disposed, it is heated in water from the bottom up flow process, due to the influence of gravity and water level, send the height of water level in water cavity 4
It influences whether the water speed into heating tube 6, eventually affects leaving water temperature.
Preferably, 6 top of the heating tube is provided with steam pipe 12, and the setting of 12 other end of the steam pipe, which is connected to, send water
Chamber 4.Heating tube 6 always will produce high-temperature steam in the process of heating water, and high-temperature steam is delivered back by steam pipe 12 and send water cavity 4
In, reduce the device of row's steam, avoids steam from arranging the harm brought outside, while steam can be utilized to sending the water in water cavity 4
It is preheated, is rationally utilized, reduce heat energy dissipation, it is environmentally protective.
Preferably, 6 upper end of the heating tube is provided with water outlet 13.Water flows out after heating tube 6 from water outlet 13, if
Setting can ensure that leaving water temperature reaches use demand in 6 upper end of heating tube.
In the embodiment of the present application, the concrete operating principle of heating equipment is as follows:
When boiling water processed, water pump 5 is opened, and stepper motor 8 drives regulating mechanism 7 that partition board 2 is adjusted to low level, and water pump 5 is via pumping
Water in source water cavity 3 is pumped into and send in water cavity 4 by water pipe 9, and due to sending 4 water level of water cavity relatively low, extra water is returned by partition board 2
To source water cavity 3, send the water speed that the water in water cavity 4 is entered by flow pipe 11 in heating tube 6 slower, stopped in heating tube 6
Time it is longer, water temperature can rise to boiling, and boiling water is flowed out from water outlet 13, and steam is back to from steam pipe 12 and send in water cavity 4, heat
It can rationally utilize.
When warm water processed, water pump 5 is opened, and stepper motor 8 drives regulating mechanism 7 to adjust partition board 2 to proper height, water pump 5
Water in source water cavity 3 is pumped, the water level in water cavity 4 is sent to influence to flow through the water speed of heating tube 6 to sending in water cavity 4, influenced from going out
The water temperature that the mouth of a river 13 is flowed out, 2 height of partition board can adjust influence leaving water temperature, easy to adjust, and water temperature can be rapidly reached use
Demand.
When normal-temperature water processed, water pump 5 is opened, and stepper motor 8 drives regulating mechanism 7 that partition board 2 is risen to a high position, and water pump 5 is by source
Water in water cavity 3 is pumped to sending in water cavity 4, send the water level in water cavity 4 higher, and heating tube 6 powers off, and send the normal-temperature water in water cavity 4
Directly flowed out by water outlet 13, it is easy to use.
In the embodiment of the present application, by adjusting 2 height of partition board to adjusting water outlet temperature, overall structure is simple, water temperature
It can conveniently adjust to required temperature, when entering the pump-out of the extra water pump of water in heating tube 65, send water cavity 4
Interior extra water can cross partition board 2 and enter in source water cavity 3, keep sending constant level in water cavity 4, water in continuous cycle,
Do not allow to be also easy to produce dead angle and even pollute, water stabilization, the high-temperature steam that water generates during heating is logical by steam pipe 12
To sending in water cavity 4, the thermal energy originally to be discharged is utilized again, reduces the device of discharge of steam processing so that water is reduced and the external world
Contact, reduces contaminated possibility, and heating speed is fast, and when needing with water, water temperature can be rapidly reached requirement.
Fig. 2A is the warm water and boiling water processed according to the control method for hot water facility shown in an exemplary embodiment
Flow chart.In conjunction with attached drawing, details are as follows:
Step S201a, control water pump are opened.
Step S202a, control heating tube are opened.
Step S203a controls to adjust the height that mechanism adjusts partition board, to adjust the water temperature of heating tube water outlet.
In the embodiment of the present application, warm water and boiling water step processed includes:Control water pump opening, heating tube is opened, the water
Pump send the water suction in the water cavity of source in water cavity, and heating tube is for heating from sending the water flowed out in water cavity;Control to adjust mechanism tune
The height for saving partition board adjusts the water temperature of heating tube water outlet to adjust the water flow flowed into heating tube.
Specifically, first, water pump send the water suction in the water cavity of source in water cavity, and the water in water cavity is sent to enter heating tube,
Heating tube heats water, and provides warm water or boiling water in water outlet.
Change divider height and send water cavity water level to change, the power of heating tube is certain, into the water flow shadow of heating tube
Ring leaving water temperature.
It should be noted that can circulate between water cavity in source water cavity and sending in partition board top flow, water cavity water level is sent in realization
Adjusting, height of water level be no more than divider height.When sending the water level in water cavity to reach divider height, water enters source from sending water cavity
In water cavity.
The height of partition board is controlled to low level so that send the water level in water cavity relatively low, the water flow for sending water cavity to enter heating tube
Smaller, water velocity is slow, and residence time is longer in heating tube, and heating tube heats water to boiling water, and is provided in water outlet
Boiling water.
The height of partition board is controlled to different height and positions, the height of partition board influences to send the water level of water cavity, and then influences to add
Water flow in heat pipe and water velocity, since residence time is different in heating tube for water different in flow rate, to realize out
The adjusting of water water temperature.
The application easily realizes the adjusting of leaving water temperature by adjusting the height of partition board, and avoids Repeat-heating
Process.
Fig. 2 B are the flows according to the normal-temperature water processed of the control method for hot water facility shown in an exemplary embodiment
Figure.In conjunction with attached drawing, details are as follows:
Step S201b, control water pump are opened.
Step S202b, control heating tube are closed.
Step S203b controls to adjust mechanism and partition board is adjusted to preset height.
In the embodiment of the present application, normal-temperature water step processed includes:Water pump is controlled to open, heating tube closing, control to adjust machine
Partition board is adjusted to preset height by structure, and the water pump send the water suction in the water cavity of source in water cavity, and water flows into heating from sending water cavity
Pipe provides normal-temperature water in heating tube water outlet.
Specifically, due to closing heating tube, the water for flowing through heating tube can't be heated, and room temperature is provided in water outlet
Water.Partition board can be adjusted to higher position, to accelerate water speed.
Further, the regulating mechanism includes stepper motor, and divider height is driven by stepper motor.Stepper motor can
Partition board is driven to move up and down by different structures, for example, screw mechanism.
In the embodiment of the present application, the heating tube is longitudinally disposed, and the water (flow) direction in the heating tube is from the bottom up.
In the embodiment of the present application, the hot water facility also has a steam pipe, and described steam pipe one end is connected to heating
Tube top portion, the other end, which is connected to, send water cavity.
Steam pipe can reduce the device of row's steam, avoid steam from arranging the harm brought outside, while can utilize steam pair
It send the water in water cavity to be preheated, rationally utilizes, reduce heat energy dissipation
The application controls the water level sent in water cavity, passes through water by the height of voltage input water cavity and the spacing board for sending water cavity
Position control controls the water temperature in heating tube from the water flow for sending water cavity to flow into heating tube, and is carried in the exit of heating tube
For the water of relevant temperature.Water can quickly be heated using heating tube, heating means are easy.It is provided by the present application to be used for heat
The control method of wetting system can flexibly control leaving water temperature, and be easily achieved, and avoid and carry out Repeat-heating to water.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (4)
1. a kind of control method for hot water facility, which is characterized in that the hot water facility include water tank, water pump, heating tube,
The water tank is divided into source water cavity by partition board and send water cavity;Regulating mechanism, for adjusting divider height;The source water cavity passes through water
Pump, which is connected to, send water cavity;It is described that water cavity is sent to be connected to heating tube;The heating tube has a water outlet;The partition board is for passing through
The water level sent in water cavity is adjusted, is adjusted from the water flow for sending water cavity to flow into heating tube;
The control method includes step:
Warm water and boiling water step processed, control water pump is opened, heating tube is opened, and the water pump send the water suction in the water cavity of source to water cavity
In, heating tube is for heating from sending the water flowed out in water cavity;The height that mechanism adjusts partition board is controlled to adjust, heating is flowed into adjust
Water flow in pipe adjusts the water temperature of heating tube water outlet;
Normal-temperature water step processed, control water pump is opened, heating tube is closed, controls to adjust mechanism is adjusted to preset height by partition board, institute
It states water pump to send the water suction in the water cavity of source in water cavity, water provides room temperature from sending water cavity to flow into heating tube, in heating tube water outlet
Water.
2. the control method according to claim 1 for hot water facility, which is characterized in that the regulating mechanism includes step
Stepper motor drives divider height by stepper motor.
3. the control method according to claim 1 for hot water facility, which is characterized in that the heating tube is longitudinally set
It sets, the water (flow) direction in the heating tube is from the bottom up.
4. the control method according to claim 1 for hot water facility, which is characterized in that the hot water facility also has
One steam pipe, described steam pipe one end are connected at the top of heating tube, and the other end, which is connected to, send water cavity.
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CN201810640925.0A CN108742134A (en) | 2018-06-21 | 2018-06-21 | A kind of control method for hot water facility |
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CN201810640925.0A CN108742134A (en) | 2018-06-21 | 2018-06-21 | A kind of control method for hot water facility |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202287839U (en) * | 2011-08-16 | 2012-07-04 | 罗伟林 | Tea brewing utensil with balanced water tank with adjustable water level height |
CN202747620U (en) * | 2012-07-05 | 2013-02-20 | 沁园集团股份有限公司 | Balancing device capable of adjusting water level |
CN203234579U (en) * | 2012-10-30 | 2013-10-16 | 湛雍南 | Hot water drinking device |
CN105411390A (en) * | 2015-12-15 | 2016-03-23 | 边江 | Constant-temperature instant water drinking machine |
CN205388371U (en) * | 2016-01-28 | 2016-07-20 | 浙江沁园水处理科技有限公司 | Heating device with vapor recovery function |
CN106108664A (en) * | 2016-08-25 | 2016-11-16 | 浙江沁园水处理科技有限公司 | Integrated form water tank and use the pipeline type water dispenser of this integrated form water tank |
CN206683231U (en) * | 2017-03-28 | 2017-11-28 | 芜湖艾尔达科技有限责任公司 | A kind of heater balanced reservoir |
KR20180007868A (en) * | 2016-07-14 | 2018-01-24 | 주식회사 한일생명과학 | Boiler for a hot-water heating mat |
CN107894092A (en) * | 2017-09-30 | 2018-04-10 | 宁波云川环保科技有限公司 | One kind preheating speed heat assembly |
-
2018
- 2018-06-21 CN CN201810640925.0A patent/CN108742134A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202287839U (en) * | 2011-08-16 | 2012-07-04 | 罗伟林 | Tea brewing utensil with balanced water tank with adjustable water level height |
CN202747620U (en) * | 2012-07-05 | 2013-02-20 | 沁园集团股份有限公司 | Balancing device capable of adjusting water level |
CN203234579U (en) * | 2012-10-30 | 2013-10-16 | 湛雍南 | Hot water drinking device |
CN105411390A (en) * | 2015-12-15 | 2016-03-23 | 边江 | Constant-temperature instant water drinking machine |
CN205388371U (en) * | 2016-01-28 | 2016-07-20 | 浙江沁园水处理科技有限公司 | Heating device with vapor recovery function |
KR20180007868A (en) * | 2016-07-14 | 2018-01-24 | 주식회사 한일생명과학 | Boiler for a hot-water heating mat |
CN106108664A (en) * | 2016-08-25 | 2016-11-16 | 浙江沁园水处理科技有限公司 | Integrated form water tank and use the pipeline type water dispenser of this integrated form water tank |
CN206683231U (en) * | 2017-03-28 | 2017-11-28 | 芜湖艾尔达科技有限责任公司 | A kind of heater balanced reservoir |
CN107894092A (en) * | 2017-09-30 | 2018-04-10 | 宁波云川环保科技有限公司 | One kind preheating speed heat assembly |
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