CN116907101A - Condensing type gas rapid water heater and control method thereof - Google Patents
Condensing type gas rapid water heater and control method thereof Download PDFInfo
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- CN116907101A CN116907101A CN202310841949.3A CN202310841949A CN116907101A CN 116907101 A CN116907101 A CN 116907101A CN 202310841949 A CN202310841949 A CN 202310841949A CN 116907101 A CN116907101 A CN 116907101A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 365
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 74
- 239000000779 smoke Substances 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims description 77
- 238000009833 condensation Methods 0.000 claims description 34
- 230000005494 condensation Effects 0.000 claims description 34
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 30
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 31
- 230000006872 improvement Effects 0.000 description 9
- 239000002253 acid Substances 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
- F24H8/006—Means for removing condensate from the heater
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/246—Water level
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/335—Control of pumps, e.g. on-off control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/0036—Dispositions against condensation of combustion products
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Details Of Fluid Heaters (AREA)
Abstract
The invention discloses a condensing gas rapid water heater and a control method thereof, wherein the condensing gas rapid water heater comprises a controller, a main heat exchanger, a fan, a condensing heat exchanger, a condensate water neutralization box and a condensate water discharge box which are respectively and electrically connected with the controller, the bottom of the condensing heat exchanger is communicated with the condensate water neutralization box, the condensate water neutralization box is communicated with the condensate water discharge box, the condensing gas rapid water heater also comprises a condensate water drain pipe and an exhaust pump arranged in the condensate water discharge box, one end of the condensate water drain pipe is communicated with the condensate water discharge box, the other end of the condensate water drain pipe penetrates through the bottom of a smoke pipe and is communicated with the outside, and the exhaust pump is electrically connected with the controller. The condensed water enters the condensed water drainage box after being neutralized by the condensed water neutralization box, and is discharged after being pumped to the smoke pipe by the exhaust pump, so that a user installs the condensed gas water heater without arranging a receiving container or a drain pipe for the condensed water, the use experience of the user is greatly improved, and the problem that the condensed water is required to be treated when the condensed gas water heater is purchased is solved.
Description
Technical Field
The invention relates to the technical field of gas water heaters, in particular to a condensing gas rapid water heater and a control method thereof.
Background
The gas water heater occupies more than one third of the market of the water heater, and compared with the non-condensing gas water heater, the condensing gas water heater can preheat cold water by utilizing the latent heat in high-temperature flue gas due to the additional condensing heat exchanger, thereby improving the heat conversion efficiency and saving the gas cost by at least more than 10 percent.
However, the current common condensing gas water heater usually needs to be provided with a condensed water discharge pipe to discharge condensed water obtained by heat exchange of the condensing heat exchanger, however, most users do not preset a pipeline for discharging the condensed water of the gas water heater during decoration, so that the gas water heater with the condensed water discharge pipe brings a plurality of inconveniences to the users in installation.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a condensing gas rapid water heater and a control method thereof.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a quick water heater of condensing gas, including the controller, and with controller electric connection's main heat exchanger respectively, the fan, the condensation heat exchanger, the neutralization box of comdenstion water, the comdenstion water discharges the box, the bottom and the neutralization box intercommunication of condensation heat exchanger, the neutralization box of comdenstion water is discharged the box intercommunication with the comdenstion water, still include the comdenstion water drain pipe, and set up the exhaust pump in the comdenstion water discharges the box, the one end and the comdenstion water of comdenstion water drain pipe are discharged the box intercommunication, the other end of comdenstion water drain pipe wears to locate the bottom of tobacco pipe and communicates with the external world, the exhaust pump is connected with the controller electricity.
As a further improvement of the invention: the fan is arranged above the main heat exchanger, the fan is communicated with the condensation heat exchanger through a smoke inlet pipe, and the condensation heat exchanger is communicated with the smoke pipe; a condensed water blockage protection detection position is arranged in the condensed heat exchanger and is electrically connected with the controller; and the position of the condensate water blockage protection detection position in the vertical direction is lower than the lowest point of the smoke inlet of the condensing heat exchanger.
As a further improvement of the invention: the position of the condensate water blockage protection detection position is 5-10mm lower than the lowest point of the smoke inlet of the condensing heat exchanger in the vertical direction.
As a further improvement of the invention: the bottom of the condensation heat exchanger is provided with a condensed water collecting port and a condensed water collecting pipe, and the condensed water collecting port is communicated with a condensed water neutralization box through the condensed water collecting pipe.
As a further improvement of the invention: a calcium carbonate neutralizer is arranged in the condensed water neutralization box; the middle position of the bottom of the condensate water neutralization box is vertically provided with a water seal height baffle plate, the calcium carbonate neutralizer is arranged on one side of the water seal height baffle plate, and the bottom of the condensate water collecting pipe extends into the calcium carbonate neutralizer; a drain outlet is arranged at the bottom of the condensate water neutralization box 06 and is positioned at the other side of the water seal height partition plate; and the bottom of the sewage outlet is connected with a sealing ring in a threaded manner.
As a further improvement of the invention: the vertical height dimension of the water seal height partition plate is more than 25mm.
As a further improvement of the invention: the drainage detection position and the first pump stopping detection position are arranged in the vertical direction in the inner cavity of the condensate water neutralization box, the drainage detection position is arranged above the first pump stopping detection position, and the controller is electrically connected with the drainage detection position and the first pump stopping detection position respectively.
As a further improvement of the invention: the condensed water neutralization box is connected with the condensed water discharge box through a connecting pipe, and the connecting pipe is respectively provided with a switching valve and a water suction pump which are electrically connected with the controller; the bottom of the condensate drain box is vertically lower than the bottom of the condensate neutralization box.
As a further improvement of the invention: the side wall of the bottom of the condensed water discharge box is respectively provided with an exhaust pump and a second pump stopping detection position, and the exhaust pump and the second pump stopping detection position are electrically connected with the controller; the position of the second pump stopping detection position is 2-4mm higher than the air outlet of the exhaust pump in the vertical direction.
As a further improvement of the invention: the condensate drain pipe comprises a smoke pipe condensate drain pipe and a whole machine condensate drain pipe, and a condensate drain pipe connection port is arranged at the joint of the smoke pipe condensate drain pipe and the whole machine condensate drain pipe.
The control method of the condensing gas water heater comprises the following steps:
detecting the water level of the condensate water neutralization box;
if the drainage detection position is reached, opening a switch valve, starting a water suction pump, and sucking the condensed water into a condensed water discharge box;
when the water level of the condensed water neutralization box is reduced to a first pump stopping detection position, the water suction pump stops pumping water, and the switch valve closes the valve; starting an exhaust pump of the condensed water discharge box, and discharging condensed water through a condensed water drain pipe and a smoke pipe;
and detecting the water level in the condensed water discharge box, if the water level reaches the second pump stopping detection position, sending a pump stopping instruction to the exhaust pump after waiting for 2 seconds, and finishing condensed water discharge.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the condensing gas rapid water heater, condensed water enters the condensed water drainage box after being neutralized by the condensed water neutralization box and is pumped to the smoke pipe by the exhaust pump, the condensed water is discharged from the smoke pipe, and a user is not required to arrange a receiving container or a drain pipe for the condensed water when installing the condensing gas water heater, so that the problem that the condensed water is required to be discharged when purchasing the condensing gas water heater is solved, and the use experience of the user is greatly improved.
2. The invention is provided with the condensed water neutralization box, and the condensed water is changed from acid to neutral or weak acid after being treated by the condensed water neutralization box, so that the condensed water which is in accordance with national standard and is directly discharged to the ground surface is in accordance with the following conditions: the term "pH 6-8.5 requirement".
3. The invention adopts the air pump as the exhaust pump, so that the residual condensed water left in the condensed water drain pipe can be prevented from freezing, and the situation of blockage of the condensed water drain pipe is avoided.
Drawings
Fig. 1 is a schematic diagram of a condensate water discharge system of the condensing gas instantaneous water heater of the present invention.
Fig. 2 is an enlarged schematic view of a partial structure at a in fig. 1.
Fig. 3 is a condensate discharge control flow chart of the condensing gas instantaneous water heater of the present invention.
Reference numerals: 01. a controller; 02. a main heat exchanger; 03. a blower; 04. a condensing heat exchanger; 41. a condensed water blockage protection detection position; 42. the lowest point of a smoke inlet of the condensing heat exchanger; 43. a condensed water collection port; 05. a condensed water drain pipe; 51. a condensed water drain pipe connection port; 06. a condensed water neutralization box; 61. a calcium carbonate neutralizer; 62. water seal height separates; 63. a sewage outlet; 64. a drainage detection position; 65. a first pump stop detection bit; 07. a connecting pipe; 71. a switch valve; 72. a water pump; 08. a condensed water discharge box; 81. an exhaust pump; 82. and a second pump stop detection position.
Detailed Description
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
Unless explicitly specified and limited otherwise, the terms "disposed," "coupled," "connected," "plugged," and the like are to be construed broadly and include, for example, either fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise. The invention will now be further described with reference to the accompanying drawings and examples:
referring to fig. 1-3, a condensing gas rapid water heater comprises a controller 01, a main heat exchanger 02, a fan 03, a condensing heat exchanger 04, a condensate water neutralization box 06 and a condensate water discharge box 08, wherein the main heat exchanger 02, the fan 03, the condensing heat exchanger 04, the condensate water neutralization box 06 and the condensate water discharge box 08 are respectively and electrically connected with the controller 01, the bottom of the condensing heat exchanger 04 is communicated with the condensate water neutralization box 06, the condensate water neutralization box 06 is communicated with the condensate water discharge box 08, and the condensing gas rapid water heater further comprises a condensate water drain pipe 05 and an exhaust pump arranged in the condensate water discharge box 08, one end of the condensate water drain pipe 05 is communicated with the condensate water discharge box 08, and the other end of the condensate water drain pipe 05 penetrates through the bottom of a smoke pipe and is electrically connected with the outside, and the exhaust pump is electrically connected with the controller.
The high-temperature flue gas after combustion of the fuel gas enters a condensation heat exchanger through a fan to exchange heat again and then is discharged, condensed water is generated in the condensation heat exchanger, enters a condensed water neutralization box through the bottom of the condensation heat exchanger, is treated by the condensed water neutralization box, becomes neutral or weak acid from acidity, enters a condensed water discharge box after neutralization, and is discharged out of the room through an exhaust pump.
Because the exhaust pump is an air pump, the residual condensed water left in the condensed water drain pipe can be prevented from freezing, and the situation that the condensed water drain pipe is blocked is avoided.
The condensed water enters the condensed water drainage box after being neutralized by the condensed water neutralization box, and is discharged from the smoke pipe by the exhaust pump and the pump to the smoke pipe, so that a user installs the condensing gas water heater without arranging a receiving container or a drain pipe for the condensed water, the problem that the condensed water needs to be treated when purchasing the condensing gas water heater is solved, and the use experience of the user is greatly improved.
The fan 03 is arranged above the main heat exchanger 02, the fan 03 is communicated with the condensation heat exchanger 04 through a smoke inlet pipe, and the condensation heat exchanger 04 is communicated with the smoke pipe.
A condensate water blockage protection detection position 41 is arranged in the condensate heat exchanger 04, and the condensate water blockage protection detection position 41 is electrically connected with the controller 01.
The condensate blocking protection detection position 41 is lower than the lowest point 42 of the smoke inlet of the condensing heat exchanger in the vertical direction.
Preferably, the position of the condensate blocking protection detection bit 41 is lower by 5-10mm in the vertical direction relative to the lowest point 42 of the smoke inlet of the condensing heat exchanger.
The bottom of the condensation heat exchanger 04 is provided with a condensed water collecting port 43 and a condensed water collecting pipe, and the condensed water collecting port 43 is communicated with the condensed water neutralization box 06 through the condensed water collecting pipe.
When the condensed water collecting port 43 and the lower pipeline thereof are blocked, condensed water can condense the accumulation in the heat exchanger 04, when the water level reaches the condensed water blocking protection detection position 41, the controller 01 cuts off the air source to stop the unit work, and meanwhile, the display screen can report the corresponding fault code and buzzing prompt, so that a user or a maintenance personnel can continue to work after eliminating the fault.
A calcium carbonate neutralizer 61 is provided in the condensed water neutralization box 06.
The condensed water enters a condensed water neutralization box 06, the condensed water reacts with a calcium carbonate neutralizing agent 61 therein, and the condensed water changes from an acidic state to a neutral or weakly acidic state.
The middle position of the bottom of the condensate water neutralization box 06 is vertically provided with a water seal height baffle plate 62, the calcium carbonate neutralizer 61 is arranged on one side of the water seal height baffle plate 62, and the bottom of the condensate water collecting pipe extends into the calcium carbonate neutralizer 61; the bottom of the condensate water neutralization box 06 is provided with a drain outlet 63, and the drain outlet 63 is positioned on the other side of the water seal height partition plate 62.
The vertical height dimension of the water seal height spacer 62 is > 25mm.
The bottom of the drain 63 is connected with a sealing ring in a threaded manner. Unscrewing the dischargeable dirt, and screwing back after the dirt is discharged.
The drainage detection position 64 and the first pump stopping detection position 65 are arranged in the vertical direction in the inner cavity of the condensate water neutralization box 06, the drainage detection position 64 is arranged above the first pump stopping detection position 65, and the controller 01 is electrically connected with the drainage detection position 64 and the first pump stopping detection position 65 respectively.
The condensed water neutralization box 06 is connected with the condensed water discharge box 08 through a connecting pipe 07, the connecting pipe 07 is respectively provided with a switch valve 71 and a water pump 72, and the switch valve 71 and the water pump 72 are electrically connected with the controller 01.
The bottom of the condensed water drain box 08 is lower than the bottom of the condensed water neutralization box 06 in the vertical direction.
The bottom side wall of the condensed water drain box 08 is provided with an exhaust pump 81 and a second pump stop detection position 82, and the exhaust pump 81 and the second pump stop detection position 82 are electrically connected with the controller 01.
The second pump stop detection position 82 is located 2-4mm higher than the air outlet of the air discharge pump 81 in the vertical direction.
The condensate drain pipe 05 comprises a smoke pipe condensate drain pipe and a whole machine condensate drain pipe, and a condensate drain pipe connection port 51 is arranged at the joint of the smoke pipe condensate drain pipe and the whole machine condensate drain pipe. By arranging the condensed water drain pipe connection port 51, the condensed water drain pipe of the smoke tube is conveniently connected with the condensed water drain pipe of the whole machine, and the connection port is provided with a sealing gasket and is connected in a quick connection mode.
The control method of the condensing gas water heater is characterized by comprising the following steps of: comprising the following steps:
detecting the water level of the condensate water neutralization box;
if the drainage detection position is reached, opening a switch valve, starting a water suction pump, and sucking the condensed water into a condensed water discharge box;
when the water level of the condensed water neutralization box is reduced to a first pump stopping detection position, the water suction pump stops pumping water, and the switch valve closes the valve; starting an exhaust pump of the condensed water discharge box, and discharging condensed water through a condensed water drain pipe and a smoke pipe;
and detecting the water level in the condensed water discharge box, if the water level reaches the second pump stopping detection position, sending a pump stopping instruction to the exhaust pump after waiting for 2 seconds, and finishing condensed water discharge.
The working principle of the invention is as follows:
the condensate water discharging system of the gas rapid water heater mainly comprises a controller 01 and a main heat exchanger 02, wherein high-temperature flue gas after combustion of the gas is changed into flue gas with the temperature of about 200 ℃ after passing through the main heat exchanger 02, the flue gas enters the condensate heat exchanger 04 for heat exchange again through a fan 03, the flue gas is discharged after being reduced to 50-80 ℃, condensate water is generated in the condensate heat exchanger 04, the condensate water flows into a condensate water neutralization box 06 through a condensate water collecting port 43, the condensate heat exchanger 04 is provided with a condensate water blockage protection detecting position 41, the position of the condensate water blockage protection detecting position 41 is lower than the lowest point 42 of a smoke inlet of the condensate heat exchanger by 5-10mm in the vertical direction, the condensate water blockage protection detecting position 41 is electrically connected with the controller 01, when the condensate water level of the condensate water collecting port 43 and a pipeline at the lower part thereof is blocked, the controller 01 cuts off an air source to stop the work of the machine set, and simultaneously a corresponding fault code and a buzzing prompt are displayed on a display screen, and a user or a maintainer can continue to work after the fault is eliminated. The condensed water enters into the condensed water neutralization box 06, the condensed water reacts with the calcium carbonate neutralizer 61 therein, the condensed water changes into neutral or weak acid from acid, the middle part in the condensed water neutralization box 06 is provided with a water seal high baffle plate 62, the vertical height dimension of which is more than 25mm, the bottom of the condensed water neutralization box 06 is provided with a drain 63, the condensed water neutralization box 06 is provided with a sealing ring in a threaded connection mode, the condensed water can be unscrewed to drain dirt, and the condensed water can be screwed back after being drained. A drain detection position 64 and a first pump stop detection position 65 are arranged in the vertical direction in the condensed water neutralization box 06. The controller 01 is electrically connected to the drain detection bit 64 and the first pump stop detection bit 65, respectively. The condensed water neutralization box 06 is connected with the condensed water discharge box 08 through a connecting pipe 07, the connecting pipe 07 is provided with a switch valve 71 and a water pump 72 respectively, the switch valve 71 and the water pump 72 are electrically connected with the controller 01, the bottom of the condensed water discharge box 08 is lower than the condensed water neutralization box 06 in the vertical direction, the side wall of the bottom of the condensed water discharge box 08 is provided with an air pump 81 and a second stop pump detection position 82 respectively, the position of the stop pump 82 is 2-4mm higher than the air outlet of the air pump 81 in the vertical direction, and the air pump 81 and the second stop pump detection position 82 are electrically connected with the controller 01. The condensed water is discharged out of the machine through a smoke pipe by a condensed water drain pipe 05. The condensate drain 05 comprises a smoke tube condensate drain 051 and a whole machine condensate drain 052, a condensate drain connection port 51 is arranged at the joint of the smoke tube condensate drain 051 and the whole machine condensate drain 052, connection between the smoke tube condensate drain 051 and the whole machine condensate drain 052 is facilitated, and the connection port is provided with a sealing gasket and is connected in a quick connection mode.
The condensate water discharge control logic of the gas rapid water heater is as follows:
in the start-up state of the unit, the controller 01 detects whether the water level of the water discharge detection position 64 reaches the water discharge height through the electric connection, if so, water discharge is required, the controller 01 sends an instruction to the electric connection switch valve 71 to open the valve and simultaneously sends an instruction to the telecommunication connection water suction pump 72 to start, and condensate is pumped into the condensate discharge box 08. When the water level is reduced to the first pump stop detection position 65, the controller 01 receives a pump stop signal generated by the first pump stop detection position 65, and the controller 01 sends a command to the water pump 72 to stop pumping water and sends a command to the switch valve 71 to close the valve. And then, a command is sent to the exhaust pump 81 to start, condensed water is discharged out of the machine through the smoke pipe through the condensed water drain pipe 05, and the condensed water in the condensed water discharge box 08 is continuously reduced until the controller 01 receives a pump stopping signal transmitted by the second pump stopping detection position 82 which is electrically connected, and the controller 01 delays for 2 seconds to send a pump stopping command to the exhaust pump 81, so that the condensed water is discharged.
Embodiment case one:
the utility model provides a quick water heater of condensing gas, includes controller, main heat exchanger, fan, condensation heat exchanger, comdenstion water neutralization box, comdenstion water discharge box are connected with the controller electricity respectively, the bottom and the comdenstion water neutralization box intercommunication of condensation heat exchanger, the comdenstion water neutralization box is discharged the box intercommunication with the comdenstion water, still includes the comdenstion water drain pipe, and sets up the exhaust pump in the comdenstion water discharge box, the one end and the comdenstion water of comdenstion water drain pipe are discharged the box intercommunication, the other end of comdenstion water drain pipe passes the bottom of tobacco pipe and communicates with the external world, the exhaust pump is connected with the controller electricity. The fan is arranged above the main heat exchanger, the fan is communicated with the condensation heat exchanger through a smoke inlet pipe, and the condensation heat exchanger is communicated with the smoke pipe. The condensing heat exchanger is internally provided with a condensed water blockage protection detection position, and the condensed water blockage protection detection position is electrically connected with the controller. And the position of the condensate water blockage protection detection position in the vertical direction is lower than the lowest point of the smoke inlet of the condensing heat exchanger. The position of the condensate water blockage protection detection position is lower than the lowest point of the smoke inlet of the condensing heat exchanger by 5mm in the vertical direction. The bottom of the condensation heat exchanger is provided with a condensed water collecting port and a condensed water collecting pipe, and the condensed water collecting port is communicated with a condensed water neutralization box through the condensed water collecting pipe. And a calcium carbonate neutralizer is arranged in the condensed water neutralization box. The middle position of the bottom of the condensate water neutralization box is vertically provided with a water seal height baffle plate, the calcium carbonate neutralizer is arranged on one side of the water seal height baffle plate, and the bottom of the condensate water collecting pipe extends into the calcium carbonate neutralizer; the bottom of the condensate water neutralization box is provided with a drain outlet, and the drain outlet is positioned on the other side of the water seal height partition plate. The vertical height dimension of the water seal height partition plate is 26mm. And the bottom of the sewage outlet is connected with a sealing ring in a threaded manner. The drainage detection position and the first pump stopping detection position are arranged in the vertical direction in the inner cavity of the condensate water neutralization box, the drainage detection position is arranged above the first pump stopping detection position, and the controller is electrically connected with the drainage detection position and the first pump stopping detection position respectively. The condensed water neutralization box is connected with the condensed water discharge box through a connecting pipe, and the connecting pipe is provided with a switching valve and a water suction pump respectively, and the switching valve and the water suction pump are electrically connected with the controller. The bottom of the condensate drain box is vertically lower than the bottom of the condensate neutralization box. The bottom side wall of the condensed water discharging box is respectively provided with an exhaust pump and a second pump stopping detection position, and the exhaust pump and the second pump stopping detection position are electrically connected with the controller. The position of the second pump stop detection position is 2mm higher than the air outlet of the exhaust pump in the vertical direction. The condensate drain pipe comprises a smoke pipe condensate drain pipe and a whole machine condensate drain pipe, and a condensate drain pipe connection port is arranged at the joint of the smoke pipe condensate drain pipe and the whole machine condensate drain pipe. The condensed water drain pipe is conveniently connected with the condensed water drain pipe of the whole machine by arranging the condensed water drain pipe connection port, and the connection port is provided with the sealing gasket and is connected in a quick connection mode.
Implementation case two:
the control method of the condensing gas water heater is characterized by comprising the following steps of: comprising the following steps:
detecting the water level of the condensate water neutralization box;
if the drainage detection position is reached, opening a switch valve, starting a water suction pump, and sucking the condensed water into a condensed water discharge box;
when the water level of the condensed water neutralization box is reduced to a first pump stopping detection position, the water suction pump stops pumping water, and the switch valve closes the valve; starting an exhaust pump of the condensed water discharge box, and discharging condensed water through a condensed water drain pipe and a smoke pipe;
and detecting the water level in the condensed water discharge box, if the water level reaches the second pump stopping detection position, sending a pump stopping instruction to the exhaust pump after waiting for 2 seconds, and finishing condensed water discharge.
The main functions of the invention are as follows:
according to the condensing gas rapid water heater, condensed water enters the condensed water drainage box after being neutralized by the condensed water neutralization box and is pumped to the smoke pipe by the exhaust pump, the condensed water is discharged from the smoke pipe, and a user is not required to arrange a receiving container or a drain pipe for the condensed water when installing the condensing gas water heater, so that the problem that the condensed water is required to be discharged when purchasing the condensing gas water heater is solved, and the use experience of the user is greatly improved. By arranging the condensate water neutralization box, the condensate water is changed into neutral or weak acid from acid after being treated by the condensate water neutralization box, and the condensate water which is directly discharged to the ground surface in accordance with national standards is in accordance with the following conditions: the term "pH 6-8.5 requirement". By adopting the air pump as the exhaust pump, the residual condensed water left in the condensed water drain pipe can be prevented from freezing, and the situation that the condensed water drain pipe is blocked is avoided.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper end face", "lower end face", "top", "bottom", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present invention, and therefore should not be construed as limiting the actual use direction of the present invention.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. The utility model provides a condensing gas rapid water heater which characterized in that: the device comprises a controller, a main heat exchanger, a fan, a condensation heat exchanger, a condensation neutralization box and a condensation water discharge box, wherein the main heat exchanger, the fan, the condensation heat exchanger, the condensation water neutralization box and the condensation water discharge box are respectively electrically connected with the controller, the bottom of the condensation heat exchanger is communicated with the condensation water neutralization box, the condensation water neutralization box is communicated with the condensation water discharge box, the device further comprises a condensation water drain pipe and an exhaust pump arranged in the condensation water discharge box, one end of the condensation water drain pipe is communicated with the condensation water discharge box, the other end of the condensation water drain pipe penetrates through the bottom of the smoke pipe and is communicated with the outside, and the exhaust pump is electrically connected with the controller.
2. A condensing gas instantaneous water heater according to claim 1, wherein: the fan is arranged above the main heat exchanger, the fan is communicated with the condensation heat exchanger through a smoke inlet pipe, and the condensation heat exchanger is communicated with the smoke pipe; a condensed water blockage protection detection position is arranged in the condensed heat exchanger and is electrically connected with the controller; and the position of the condensate water blockage protection detection position in the vertical direction is lower than the lowest point of the smoke inlet of the condensing heat exchanger.
3. A condensing gas instantaneous water heater according to claim 2, wherein: the position of the condensate water blockage protection detection position is 5-10mm lower than the lowest point of the smoke inlet of the condensing heat exchanger in the vertical direction.
4. A condensing gas instantaneous water heater according to claim 2, wherein: the bottom of the condensation heat exchanger is provided with a condensed water collecting port and a condensed water collecting pipe, and the condensed water collecting port is communicated with a condensed water neutralization box through the condensed water collecting pipe.
5. The condensing gas instantaneous water heater of claim 4, wherein: a calcium carbonate neutralizer is arranged in the condensed water neutralization box; the middle position of the bottom of the condensate water neutralization box is vertically provided with a water seal height baffle plate, the calcium carbonate neutralizer is arranged on one side of the water seal height baffle plate, and the bottom of the condensate water collecting pipe extends into the calcium carbonate neutralizer; the bottom of the condensate water neutralization box 06 is provided with a drain outlet, and the drain outlet is positioned on the other side of the water seal height partition plate.
6. The condensing gas instantaneous water heater of claim 4, wherein: the vertical height dimension of the water seal height partition plate is more than 25mm.
7. The condensing gas instantaneous water heater of claim 5, wherein: the drainage detection position and the first pump stopping detection position are arranged in the vertical direction in the inner cavity of the condensate water neutralization box, the drainage detection position is arranged above the first pump stopping detection position, and the controller is electrically connected with the drainage detection position and the first pump stopping detection position respectively.
8. The condensing gas rapid water heater of claim 6, wherein: the condensed water neutralization box is connected with the condensed water discharge box through a connecting pipe, and the connecting pipe is respectively provided with a switching valve and a water suction pump which are electrically connected with the controller; the bottom of the condensate drain box is vertically lower than the bottom of the condensate neutralization box.
9. The condensing gas flash water heater as set forth in claim 7, wherein: the side wall of the bottom of the condensed water discharge box is respectively provided with an exhaust pump and a second pump stopping detection position, and the exhaust pump and the second pump stopping detection position are electrically connected with the controller; the position of the second pump stopping detection position is 2-4mm higher than the air outlet of the exhaust pump in the vertical direction.
10. A control method of a condensing gas water heater according to any one of claims 1-9, characterized by: comprising the following steps:
detecting the water level of the condensate water neutralization box;
if the drainage detection position is reached, opening a switch valve, starting a water suction pump, and sucking the condensed water into a condensed water discharge box;
when the water level of the condensed water neutralization box is reduced to a first pump stopping detection position, the water suction pump stops pumping water, and the switch valve closes the valve; starting an exhaust pump of the condensed water discharge box, and discharging condensed water through a condensed water drain pipe and a smoke pipe;
and detecting the water level in the condensed water discharge box, if the water level reaches the second pump stopping detection position, sending a pump stopping instruction to the exhaust pump after waiting for 2 seconds, and finishing condensed water discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310841949.3A CN116907101A (en) | 2023-07-11 | 2023-07-11 | Condensing type gas rapid water heater and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310841949.3A CN116907101A (en) | 2023-07-11 | 2023-07-11 | Condensing type gas rapid water heater and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116907101A true CN116907101A (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310841949.3A Pending CN116907101A (en) | 2023-07-11 | 2023-07-11 | Condensing type gas rapid water heater and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116907101A (en) |
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2023
- 2023-07-11 CN CN202310841949.3A patent/CN116907101A/en active Pending
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