CN208458259U - Fully pre-mixing gas combustion wall-hung boiler - Google Patents

Abstract

The utility model discloses a kind of fully pre-mixing gas combustion wall-hung boilers, including running water inlet channel, inflow temperature sensor, domestic water is into cold water joint assembly, booster water pump, controller, leaving water temperature sensors, water flow sensor, plate heat exchanger, domestic water goes out hot water joint assembly, domestic water valve, check valve, full premix combustion condensed heat exchanger, thermal medium water discharge pipe, electric control triple valve, heating radiator component, thermal medium water-circulating pump and thermal medium water return pipe, wherein, running water inlet channel, domestic water is into cold water joint assembly, booster water pump, water flow sensor, plate heat exchanger, domestic water goes out hot water joint assembly, check valve constitutes a domestic water circulation loop.Since the domestic water in domestic water circulation loop always is hot water, when using domestic hot-water, domestic water valve is opened, can instantaneously go out hot water, and under the action of booster water pump, can guarantee daily water consumption.

Description

Fully pre-mixing gas combustion wall-hung boiler

Technical field

The utility model relates to a kind of wall-hung boiler, specifically a kind of fully pre-mixing gas combustion wall-hung boiler.

Background technique

The fully pre-mixing gas combustion wall-hung boiler refers to that the burning condensed heat exchanger in it is full premix combustion condensing Heat exchanger, such as my company applied in 2017 and disclose the patent document of Publication No. 107044786A, full premix combustion Burning condensed heat exchanger, there are following advantages: due to being additionally arranged thermal insulating disc in sealing drum, can prevent the fire in burner Burn out the component of heat exchanger lower part (condensing rear cover)；Due to being additionally arranged spiral shape fixinig plate in fixed disk, facilitate in spiral shell Fixation in capstan pipe；Since thermal insulation board and fixed disk use the form of releasable connection, thermal insulation board can be easily replaced；Due to It is additionally arranged soft thermal insulation board between thermal insulation board and fixed disk, can be further improved heat insulation, to extend heat exchanger Service life.The specific structure of full premix combustion condensed heat exchanger is as follows: before all-premixing burner, condensing Lid, spiral coil, thermal insulating disc, sealing drum, arc pressuring plate and condensing rear cover, spiral coil are located in sealing drum, and arc connects Fishplate bar is located at the periphery of sealing drum, condensing front cover and condensing rear cover be located at the both ends of sealing drum and respectively with arc pressuring plate Both ends connection, the water inlet pipe mouth of spiral coil is connected to the water inlet of condensing rear cover, the effluent pipe mouth of spiral coil with it is cold The water outlet of solidifying formula front cover is connected to, and the upper cover body in all-premixing burner is connect with condensing front cover, in all-premixing burner Combustion barrel passes through condensing front cover and extend into sealing drum, and spiral coil is located at the periphery of combustion barrel, and thermal insulating disc is located at sealing drum It is interior, and be mounted on spiral coil.The all-premixing burner includes gas air mixer, blower, ignition electrode and combustion barrel, The gaseous mixture outlet of gas air mixer and the air intake vent of blower connect, and further include combustion gas mixing channel cover, combustion gas mixing Channel body, upper cover body and annular gland, the upper cover body, to be connected with heat exchanger condensation front cover, combustion gas mixing channel Ontology and upper cover body by integral forming, a side surface of the combustion gas mixing channel body are provided with combustion gas mixing channel slot, and combustion gas is mixed Mixing vent hole is provided on the bottom surface of conjunction channel slot and combustion barrel mounting hole, combustion gas mixing channel cover are fitted in combustion gas mixing channel The surface of ontology is simultaneously screwed, and combustion gas mixing channel slot is closed, and the air outlet of blower is connected to mixing vent hole；Also Including detecting porcelain needle, the detection porcelain needle passes through and is located at the side of combustion barrel from the detection porcelain needle mounting hole in upper cover body；Point Fiery needle passes through and is located at the side of combustion barrel from the ignition electrode mounting hole in upper cover body.The thermal insulating disc, including fixed disk and every The periphery of hot plate, the fixed disk is equipped with spiral shape fixinig plate, and the fixed disk is fixed on heat exchange by spiral shape fixinig plate In the spiral coil of device, the thermal insulation board be located in fixed disk and with fixed disk releasable connection.It is set on the exhanst gas outlet top cover There is sensor installation port, flue-gas temperature sensor is equipped at the sensor installation port, the rear cover body is pacified equipped with sensor Mouth is filled, is equipped with temperature sensor at the sensor installation port.Condensing rear cover, including rear cover body and exhanst gas outlet top cover, institute Rear cover body is stated equipped with water inlet and exhanst gas outlet, exhanst gas outlet top cover is mounted on smoke outlet, exhanst gas outlet by screw Smoke impervious circle is equipped between exhanst gas outlet top cover, the exhanst gas outlet top cover is equipped with smoke evacuation pipe fitting, the rear cover body Exhaust gases passes in be equipped with flue gas spoiler.

Nowadays the full premix combustion condensed type combustion gas heating wall-hanging furnace leaving water temperature generally used is by hot and cold water water feeding pressure It is very big with the influence of hot water temperature, leaving water temperature cannot it is constant in addition fluctuation it is very big, there is sometimes hot and sometimes cold phenomenon.And it takes a shower Before, can just there be hot water supply after a period of time that also needs to burn when opening valve.Since hot water is supplied in requisition for a period of time, user Hot-water valve can often be opened to the maximum, it is believed that hot water speed can be accelerated in this way, but although valve opens to the maximum, it is desired nonetheless to one section Time just has hot water and comes out.It is excessively high to will appear scald and accelerate hot water to may result in hot water temperature for this method simultaneously Phenomena such as pipe aging, existing wall-hung boiler does not reach the function of instantaneous hot water out in summary.Such as the number of being disclosed as The patent document of 103277833A, a kind of full pre-mix condensing wall-hung boiler with low-purity oxygen plant, which is characterized in that the wall-hung boiler packet Include blower (1), air shut-off valve (2), low-purity oxygen plant (3), air intake duct (4), gas inlet pipe (5), gas control valve (6), combustion chamber (15), condensing heat exchanger (16), gas proportion regulating valve (18), mixer (19), and for entire The control system of wall-hung boiler execution function control, in which: the blower (1), air shut-off valve (2), low-purity oxygen plant (3) and air Air inlet pipe (4) is connected with each other by pipeline, the gas inlet pipe (5), gas control valve (6) and gas proportion regulating valve (18) Be connected with each other by pipeline, when receiving instruction from control system, blower (1) starting and via air intake duct (4) and Air shut-off valve (2) introduces air, and air flows through after low-purity oxygen plant (3) further increases its oxygen content, with via combustion gas into Tracheae (5), gas control valve (6) and the introduced combustion gas of gas proportion regulating valve (18) are uniformly mixed in mixer (19), Finally enter combustion chamber (15) ignition；Condensing heat exchanger (16) setting is in combustion chamber (15) and is connected to heating With between water pipe and heating outlet pipe, thus when the fuel ignition that air and combustion gas are collectively constituted burns, heating water flow It is heated through heat exchanger (16), and exports outflow through heating water to use.

There is also such disadvantages for general burnt gas wall hanging furnace, have one before from wall-hung boiler to the valve for using domestic hot-water Section distance when using hot water for life, opens valve, and wall-hung boiler starting exchanges heat after starting combustion heating, from wall-hung boiler to using The water in water pipe between the valve of hot water is all the cold water of low temperature, to be waited until wall-hung boiler extremely to this section of distance between valve Water pipe in cold water it is drained, just have hot water outflow for using, therefore a certain amount of cold water of venting is wanted to need the regular hour, because This wastes water and waits the regular hour again.

Summary of the invention

In order to overcome above-mentioned deficiency, the purpose of this utility model is to provide a kind of fully pre-mixing gas combustions of instantaneous hot water out Wall-hung boiler.

In order to solve the above technical problems, the technical scheme adopted by the utility model is:

Fully pre-mixing gas combustion wall-hung boiler, including running water inlet channel, inflow temperature sensor, domestic water are into cold water connector Component, booster water pump, controller, leaving water temperature sensors, water flow sensor, plate heat exchanger, domestic water go out hot water and connect Head assembly, domestic water valve, check valve, full premix combustion condensed heat exchanger, thermal medium water discharge pipe, electric control threeway Valve, heating radiator component, thermal medium water-circulating pump and thermal medium water return pipe, wherein running water inlet channel, domestic water Go out hot water joint assembly, check valve into cold water joint assembly, booster water pump, water flow sensor, plate heat exchanger, domestic water A domestic water circulation loop is constituted, domestic water valve is in parallel with check valve, the heat of full premix combustion condensed heat exchanger Medium water outlet end is connected to by thermal medium water discharge pipe with the thermal medium water inlet end of electric control triple valve, electric control triple valve A thermal medium water outlet end be connected to the thermal medium entrance of heating radiator component, electric control triple valve another heat be situated between Matter water outlet end is connected to the thermal medium entrance of plate heat exchanger, the thermal medium outlet and heating radiator component of plate heat exchanger Thermal medium outlet be all connected to the thermal medium entrance of thermal medium water-circulating pump, the thermal medium outlet of thermal medium water-circulating pump passes through Thermal medium water return pipe is connected to the thermal medium water return port of full premix combustion condensed heat exchanger,

Domestic water valve is in close state, when the temperature for entering domestic water into the domestic water of cold water joint assembly is low When setting value, inflow temperature sensor transmits a signal to controller, and controller starts electric control triple valve, shuts off warm The water route for leading to plate heat exchanger, full premix combustion condensed heat exchanger, electric control three are opened in the water route of gas heat sink assembly Port valve, plate heat exchanger, water circulating pump form a thermal medium water circulating-heating circuit, while controller will start pressurized water Pump drives the domestic water flow in domestic water circulation loop, when domestic water passes through plate heat exchanger with thermal medium water into Row heat exchange, domestic water are heated；When the temperature that domestic water goes out the domestic water of hot water joint assembly outflow is greater than setting When value, controller can convert electric control triple valve, shut off the water route of plate heat exchanger, open the water of heating radiator component Road, while controller closes booster water pump；

When domestic water valve is opened, water flow sensor will control signal and send controller to, and controller starts electric control Triple valve shuts off the water route of heating radiator component, opens the water route for leading to plate heat exchanger, full premix combustion condensing Heat exchanger, electric control triple valve, plate heat exchanger, water circulating pump form a thermal medium water circulating-heating circuit, same to time control Device processed will start booster water pump, drive the domestic water flow in domestic water circulation loop, and domestic water passes through plate-type heat-exchange Heat exchange is carried out with thermal medium water when device, domestic water is heated.

Since the domestic water in domestic water circulation loop always is hot water, when using domestic hot-water, life is opened It with water valve, can instantaneously go out hot water, and under the action of booster water pump, have very big domestic hot-water's discharge rate, can guarantee Daily water consumption.

The special character of the instantaneous full premixed condensed wall-hung boiler of hot water out, exactly increases in the water circuit system of domestic hot-water One intelligent booster water pump, its effect is other than increasing the hot water flow of domestic water, additionally it is possible to accomplish, work as tap water temperature Lower than 30 DEG C hereinafter, wall-hung boiler can pass through internal temperature sensor, detection even if not starting machine using domestic hot-water It arrives, wall-hung boiler can start booster water pump automatically, make the water of the water circuit system of the domestic water in water pipe, flowed back by check valve In tap water inlet pipe, circulating-heating is carried out, until temperature reaches 42 DEG C, hot water for life is made to go out hot water end from machine, to making It is all hot water with the water in the pipeline of the valve of hot water, opening valve instantaneously has hot water use.

Further, the booster water pump uses intelligent frequency-conversion booster water pump.Intelligent frequency-conversion booster water pump records user Use water living habit, so as to periodically heat the water in domestic water line, reduce the use of combustion gas and electric energy, improve heat Efficiency.

Further, the water flow sensor, including detection components and shell, the shell is interior to be equipped with domestic water water Circulation road, the shell are equipped with the domestic water being connected to domestic water water stream channel and enter port, domestic water outlet side Mouth and sensor mounting hole, flow detection component are located in sensor mounting hole, to detect the streamflow regime of domestic water Information, is equipped with thermal medium aquaporin in the shell, the shell be equipped with the thermal medium water that is connected to thermal medium aquaporin into Inbound port and thermal medium water discharge port, thermal medium water enters port and the thermal medium water outlet of plate heat exchanger connects, heat Medium water discharge port is connect with the thermal medium water inlet of thermal medium water-circulating pump, and the thermal medium water of thermal medium aquaporin is to life It is preheated with the domestic water of water water stream channel.

Further, the shell is equipped with valve opening, and the valve opening is by thermal medium aquaporin and domestic water water stream channel It is connected to, is equipped in the valve opening plus water control valve, described plus water control valve lead to thermal medium aquaporin and domestic water water flow Road connection disconnects.

Further, the domestic water, which enters, is threaded with straight connector at port, the straight connector and life Entered with water and be equipped with sealing ring between port, the shell is equipped with the spare domestic water being connected to domestic water water stream channel Into port, spare domestic water, which enters, is equipped with sealing ring and blocking in port；The flow detection component include pulse switch, Rotor field spider and water flow magnet rotor, rotor field spider and water flow magnet rotor are mounted in sensor mounting hole, and water flow magnetism turns One end of son is extend into domestic water water stream channel, and the other end is mounted on rotor field spider, and the pulse switch is located at rotor On bracket, when the domestic water flow of water stream channel, the rotation of water flow magnet rotor is pushed, pulse switch detects water flow magnetism When rotor rotates, controller is sent control signals to.

Further, the Electrocontrolled tee valve, including motor, connector, core assembly and valve body are equipped in the valve body Thermal medium aquaporin, the valve body are equipped with the thermal medium water inlet end communicated with thermal medium aquaporin and two thermal mediums Water outlet end, motor are coupled by connector with core assembly, and core assembly used is located in valve body, to two thermal mediums Water outlet end carries out on-off switching, and the water stream channel of domestic water, the water intake end mouth of the water stream channel are equipped in the valve body It being connect with the hot water for life outflow end of plate heat exchanger, the water outlet port of the water stream channel is threaded with straight connector, Straight connector goes out hot water joint assembly with domestic water by hot water connecting tube and connect, the thermal medium in the thermal medium aquaporin Water is heated to the hot water for life of water stream channel.

Further, hydraulic pressure switch is equipped at the mounting hole on the valve body, the mounting hole and thermal medium aquaporin connect Logical, when the hydraulic pressure in thermal medium aquaporin reaches setting value, the hydraulic pressure switch leads the power supply of fully pre-mixing gas combustion wall-hung boiler It is logical.

Further, the domestic water is into cold water joint assembly, including round tube, straight connector, sealing ring A, connection spiral shell One end of mother, round tube are open end, and the other end is closed end, and the inflow temperature sensor is located at open end, close to opening The round tube upper side wall that the round tube lower wall at end is equipped with into cold water nipple, close to closed end is equipped with water outlet internal screw thread and connects Mouthful, the upper and lower ends of the straight connector are equipped with external screw thread, and the lower end of straight connector is threadedly coupled with water outlet internal thread interface, close Seal A is located between straight connector and water outlet internal thread interface screw thread, and straight connector is parallel with into cold water nipple and all Vertical with round tube, the upper port of straight connector has extended radially outward round boss, the lower port of attaching nut radially to The lower end of the baffle ring of interior extension, straight connector passes through attaching nut, and baffle ring blocks round boss, attaching nut and booster water pump Water inlet interface connection, connect into cold water nipple with tap water pipe line.

Further, the domestic water is into cold water joint assembly, further includes sealing ring B, sealing ring C and blocking, described The open end of round tube is equipped with internal screw thread, and the surface of blocking is equipped with external screw thread, and blocking is equipped with threaded hole, the opening of blocking and round tube End is threadedly coupled, and sealing ring B is located between blocking and open end, and the inflow temperature sensor is equipped with external screw thread, water inlet The threaded hole that temperature sensor one end passes through in blocking is extend into round tube, and inflow temperature sensor is threadedly coupled with threaded hole, Sealing ring C is located between inflow temperature sensor and threaded hole.

Further, the domestic water goes out hot water joint assembly, including round tube, straight connector, sealing ring A, round tube One end is open end, and the other end is closed end, and the leaving water temperature sensors are located at open end, under the round tube of open end Side wall is equipped with water outlet nipple, and the round tube upper side wall close to closed end is equipped with water inlet internal thread interface, and the straight tube connects The upper and lower ends of head are equipped with external screw thread, and the lower end of straight connector is threadedly coupled with water inlet internal thread interface, and sealing ring A is located at straight tube Between connector and water inlet internal thread interface screw thread, straight connector is parallel with water outlet nipple and all vertical, straight tubes with round tube The upper end of connector and the hot-water outlet pipe road of plate heat exchanger connect, and water outlet nipple is connected with domestic water pipeline.

The utility model has the beneficial effects that:

Since the domestic water in domestic water circulation loop always is hot water, when using domestic hot-water, life is opened It with water valve, can instantaneously go out hot water, and under the action of booster water pump, have very big domestic hot-water's discharge rate, can guarantee Daily water consumption；

Since water flow sensor uses above-mentioned structure, this patent can not only examine the streamflow regime of domestic water It surveys, and domestic water is first preheated, before by plate heat exchanger so that improving domestic water becomes hot water Working efficiency；

Since Electrocontrolled tee valve uses above-mentioned structure, domestic water is enable to heat as early as possible, domestic water is by board-like After heat exchanger, domestic water after plate heat exchanger heats is heated by full premix combustion condensed heat exchanger again Thermal medium water afterwards carries out reheating, further improves the working efficiency that domestic water becomes hot water.

Detailed description of the invention

Using attached drawing, the utility model is described in further detail, but the embodiment in attached drawing is not constituted to the utility model Any restrictions for those of ordinary skill in the art without creative efforts, can also be according to following attached Figure obtains other attached drawings:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is component connection figure shown in Fig. 1；

Fig. 3 is the perspective view of water flow sensor shown in Fig. 2；

Fig. 4 is explosive view shown in Fig. 3；

Fig. 5 is the structural schematic diagram of Electrocontrolled tee valve shown in Fig. 2；

Fig. 6 is the sectional side elevation of backsight shown in fig. 5；

Fig. 7 is perspective view shown in fig. 5；

Fig. 8 is explosive view shown in Fig. 7；

Fig. 9 is structural schematic diagram of the domestic water shown in Fig. 2 into cold water joint assembly；

Figure 10 is explosive view shown in Fig. 9；

Figure 11 is the structural schematic diagram that domestic water shown in Fig. 2 goes out hot water joint assembly；

Figure 12 is explosive view shown in Figure 11.

In figure: 1, flow detection component；2, shell；3, domestic water water stream channel；4, domestic water enters port；5, raw Apply flexibly water discharge port；6, sensor mounting hole；7, thermal medium water outlet end；8, thermal medium water enters port；9, thermal medium water Discharge port；10, valve opening；11, add water control valve；12, straight connector；13, sealing ring；14, spare domestic water enters port； 15, sealing ring；16, it blocks；17, pulse switch；18, rotor field spider；19, water flow magnet rotor；20, running water inlet channel； 21, inflow temperature sensor；22, domestic water is into cold water joint assembly；23, booster water pump；24, controller；25, leaving water temperature Sensor；26, water flow sensor；27, plate heat exchanger；28, domestic water goes out hot water joint assembly；29, domestic water valve； 30, check valve；31, full premix combustion condensed heat exchanger；32, thermal medium water discharge pipe；33, electric control triple valve；34, it warms up Gas heat sink assembly；35, thermal medium water-circulating pump；36, thermal medium water return pipe；37, cold water connecting tube；38, hot water connecting tube； 39, hot water line；40, thermal medium water outlet end；41, thermal medium water return port；42, motor；43, connector；44, spool group Part；45, valve body；46, thermal medium water inlet end；47, thermal medium water outlet end；48, thermal medium water outlet end；49, water stream channel； 50, water intake end mouth；51, temperature-measuring port；52, water temperature is popped one's head in；53, sealing ring；54, water outlet port；55, water outlet port；56, water outlet Mouthful；57, straight connector；58, sealing ring；59, sealing ring；60, it blocks；61, sealing ring；62, it blocks；63, nipple；64, Hydraulic pressure switch；65, spare thermal medium water outlet end；66, sealing ring；67, it blocks；68, thermal medium aquaporin；69, mounting hole； 70, round tube；71, straight connector；72, sealing ring A；74, into cold water nipple；75, it is discharged internal thread interface；76, sealing ring B；77, sealing ring C；78, it blocks；79, threaded hole；80, fixed plate；81, fixation hole；82, attaching nut；83, round boss； 84, baffle ring；85, open end；86, round tube；87, straight connector；88, sealing ring A；90, it is discharged nipple；91, spiral shell in intaking Line interface；92, open end.

Specific embodiment

In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing and have Body embodiment is described in further detail the utility model, it should be noted that in the absence of conflict, the application's Feature in embodiment and embodiment can be combined with each other.

As shown in Figure 1, 2, fully pre-mixing gas combustion wall-hung boiler, including running water inlet channel 20, inflow temperature sensor 21, life Water is applied flexibly into cold water joint assembly 22, booster water pump 23, controller 24, leaving water temperature sensors 25, water flow sensor 26, plate Formula heat exchanger 27, domestic water go out hot water joint assembly 28, domestic water valve 29, check valve 30, full premix combustion condensing heat Exchanger 31, thermal medium water discharge pipe 32, electric control triple valve 33, heating radiator component 34,35 and of thermal medium water-circulating pump Thermal medium water return pipe 36, wherein running water inlet channel 20 passes through domestic water into cold water joint assembly 22 and booster water pump 23 water inlet connection, the water outlet of booster water pump 23 by the domestic water of cold water connecting tube 37 and water flow sensor 26 into Inbound port 4 connects, and the domestic water discharge port 5 of water flow sensor 26 and the domestic water inlet of plate heat exchanger 27 connect Logical, the domestic water outlet of plate heat exchanger 27 goes out hot water joint assembly 28 with domestic water by pipeline and communicates, domestic water Hot water joint assembly 28 is connected to by hot water line 39 with one end of hot check valve 30 out, the other end of hot check valve 30 and originally Water water inlet line 20 is connected to, to constitute a domestic water circulation loop, domestic water valve 29 is in parallel with check valve 30,

The thermal medium water outlet end 40 of full premix combustion condensed heat exchanger 31 passes through thermal medium water discharge pipe 32 and electricity The thermal medium water inlet end connection of triple valve 33 is controlled, a thermal medium water outlet end and heating for electric control triple valve 33 radiates The thermal medium entrance of piece component 34 is connected to, another thermal medium water outlet end and the plate heat exchanger 27 of electric control triple valve 33 The connection of thermal medium entrance, the thermal medium outlet of plate heat exchanger 27 and the thermal medium outlet of heating radiator component 34 are all situated between with heat The thermal medium entrance of matter water-circulating pump 35 is connected to, and the thermal medium outlet of thermal medium water-circulating pump 35 passes through thermal medium water return pipe 36 It is connected to the thermal medium water return port 41 of full premix combustion condensed heat exchanger 31,

Domestic water valve 29 is in close state, when the temperature of the domestic water into domestic water into cold water joint assembly 22 When degree is lower than 18 DEG C of setting value, inflow temperature sensor 21 transmits a signal to controller 24, and controller 24 starts electric control three Port valve 33 shuts off the water route of heating radiator component 34, opens the water route for leading to plate heat exchanger 27, and full premix combustion is cold Solidifying formula heat exchanger 31, electric control triple valve 33, plate heat exchanger 27, water circulating pump 35 form a thermal medium water circulating-heating Circuit, while controller 24 will start booster water pump 23, drive the domestic water flow in domestic water circulation loop, life is used Heat exchange is carried out with thermal medium water when water passes through plate heat exchanger 27, domestic water is heated；When domestic water goes out hot water connector When the temperature for the domestic water that component 28 flows out is greater than the set value 38 DEG C, controller 24 can convert electric control triple valve 33, cutting Lead to the water route of plate heat exchanger 27, opens the water route of heating radiator component 34, while controller 24 closes booster water pump 23；

When domestic water valve 29 is opened, water flow sensor 26 sends controller 24 to for signal is controlled, and controller 24 opens Dynamic electric control triple valve 33, shuts off the water route of heating radiator component 34, opens the water route for leading to plate heat exchanger 27, entirely Premixed combustion condensed heat exchanger 31, electric control triple valve 33, plate heat exchanger 27, water circulating pump 35 form a thermal medium Water circulating-heating circuit, while controller 24 will start booster water pump 23, drive the domestic water in domestic water circulation loop Flowing carries out heat exchange with thermal medium water when domestic water passes through plate heat exchanger 27, and domestic water is heated.

Since the domestic water in domestic water circulation loop always is hot water, when using domestic hot-water, life is opened It with water valve 29, can instantaneously go out hot water, and under the action of booster water pump 23, there is very big domestic hot-water's discharge rate, energy Guarantee daily water consumption.

The booster water pump 23 uses intelligent frequency-conversion booster water pump, intelligent frequency-conversion booster water pump record user with aquatic Habit living reduces the use of combustion gas and electric energy so as to periodically heat the water in domestic water line, improves the thermal efficiency.

Another innovative technology point of the utility model is that, in order to enable domestic water to heat as early as possible, domestic water is passing through It before plate heat exchanger, is first preheated, to improve the working efficiency that domestic water becomes hot water, the scheme of use is Water flow sensor 26 is improved, a thermal medium water channel 7 is additionally arranged in the shell of water flow sensor 26, is allowed Thermal medium water after full premix combustion condensed heat exchanger 31 heats is flowed through from thermal medium water channel 7, utilizes thermal medium water The domestic water for flowing through water flow sensor 26 is preheated, specific technical solution is as shown in Figure 3,4, and the water flow passes Sensor 26, including flow detection component 1 and shell 2, are equipped with domestic water water stream channel 3 in the shell 2, on the shell 2 Enter port 4, domestic water discharge port 5 and sensor peace equipped with the domestic water being connected to domestic water water stream channel 3 Hole 6 is filled, flow detection component 1 is located in sensor mounting hole 6, described outer to detect the streamflow regime information of domestic water Thermal medium water channel 7 is equipped in shell 2, the shell 2 is equipped with the thermal medium water being connected to thermal medium water channel 7 and enters port 8 With thermal medium water discharge port 9, thermal medium water enters port 8 and is connected to the thermal medium water outlet of plate heat exchanger 27, and heat is situated between Matter water discharge port 9 is connected to the thermal medium water inlet of thermal medium water-circulating pump 35, and the thermal medium water of thermal medium water channel 7 is to life The domestic water preheating of water water stream channel 3 is applied flexibly, the shell 2 is equipped with valve opening 10, and the valve opening 10 is by thermal medium water channel 7 It is connected to domestic water water stream channel 3, is equipped in the valve opening 10 plus heat is situated between by water control valve 11, described plus water control valve 11 Matter water channel 7 is connected to or disconnects with domestic water water stream channel 3, and the domestic water, which enters at port 4, is threaded with straight tube Connector 12, the straight connector 12 and domestic water, which enter, is equipped with sealing ring 13 between port 4, the shell 2 is equipped with and life The spare domestic water for applying flexibly the connection of water water stream channel enters port 14, and spare domestic water, which enters, is equipped with sealing ring in port 14 15 and blocking 16, the flow detection component 1 belongs to the prior art, it includes pulse switch 17, rotor field spider 18 and water flow magnetic Property rotor 19, rotor field spider and water flow magnet rotor are mounted in sensor mounting hole, and one end of water flow magnet rotor is extend into In domestic water water stream channel, the other end is mounted on rotor field spider, and the pulse switch is located on rotor field spider, when water flow is logical When the domestic water flow in road, push the rotation of water flow magnet rotor that will control when pulse switch detects the rotation of water flow magnet rotor Signal processed is sent to controller 24.The innovative point of the water flow sensor: 1, change the channel of the shell of water flow sensor And shape, it is additionally arranged thermal medium aquaporin, before so that domestic water is exchanged heat, is first preheated；2, change water flow sensor water route Flow direction；3, the tap water interface for directly going out domestic water is eliminated.When domestic water valve body is closed, originally water flow is in Stationary state, water flow magnet rotor 19 remain static.Pulse switch 17 issues control signal to controller, and controller issues Control signal: electric control triple valve shuts off the water route of plate heat exchanger, opens the water route for leading to heating system, and machine carries out Heating state；Intelligent frequency-conversion booster water pump is out of service；The combustion function for starting full premix combustion condensed heat exchanger, passes through Heating system generates heating hot water.When domestic water valve body is opened, tap water flows through cold water pipe water inlet, flows through intelligent frequency-conversion increasing Water pump enters the shell of water flow sensor, due to the effect of water flow, rotates water flow rotor impeller magnet, water is bigger Velocity of rotation is faster, and the pulse switch of water flow sensor is turned on, and issues control signal to controller, receives switching signal Afterwards, electric control triple valve shuts off the water route of heating system, opens the water route for leading to plate heat exchanger, carries out hot water for life State；Start intelligent frequency-conversion booster water pump, increases the water pressure of originally water loop.Increase the flow of hot water for life；Starting The combustion function of full premix combustion condensed heat exchanger, is exchanged heat by plate heat exchanger, generates hot water for life.

The utility model is that, in order to enable domestic water to heat as early as possible, domestic water is passing through there are one innovative technology point It crosses after plate heat exchanger, the domestic water after plate heat exchanger heats, again by full premix combustion condensing heat exchange Thermal medium water after device heating carries out reheating, further improves the working efficiency that domestic water becomes hot water, use Scheme is improved Electrocontrolled tee valve 33, actually there is two independent channels in the valve body of Electrocontrolled tee valve 33, One be newly-increased hot water for life water stream channel 49, another is original thermal medium water stream channel 68, thermal medium water flow The hot water for life in thermal medium water and water stream channel 49 in channel 68 carries out heat exchange, after plate heat exchanger heats Domestic water is flowed through from the water stream channel of hot water for life 49 again, flowed through Electrocontrolled tee valve 33 thermal medium water it is secondary plus Heat, specific technical solution is as shown in Fig. 5,6,7,8, Electrocontrolled tee valve 33, including motor 42, connector 43, core assembly 44 With valve body 45, the valve body 45 is interior to be equipped with thermal medium aquaporin 68, and the valve body 45 is equipped with thermal medium water inlet end 46, heat is situated between Matter water outlet end 47 and thermal medium water outlet end 48, thermal medium water inlet end 46, thermal medium water outlet end 47 and thermal medium water go out Mouth end 48 is connected to thermal medium aquaporin 68, wherein a thermal medium water outlet end 47 is equipped with nipple 63, nipple 63 It being connect with heating radiator component 34, another thermal medium water outlet end 48 is connected to the thermal medium entrance of plate heat exchanger 27, Thermal medium water inlet end 46 passes through the thermal medium outlet of thermal medium water discharge pipe 32 and full premix combustion condensed heat exchanger 31 40 connections, motor 42 are coupled by connector 43 with core assembly 44, and core assembly 44 used is located in valve body 45, to heat Medium water outlet end 47 and thermal medium water outlet end 48 carry out on-off switching, and the valve body 45 is equipped with the water flow of hot water for life The water intake end mouth 50 in channel 49, the water stream channel 49 is connected to the domestic water outlet of plate heat exchanger 27, and the water flow is logical The water outlet port in road is equipped with 3, respectively water outlet port 54, water outlet port 55, water outlet port 56, and water outlet port 54 is threadedly coupled There is straight connector 57, straight connector 57 goes out hot water joint assembly 28 with domestic water by hot water connecting tube 38 and connect, water outlet It is equipped with sealing ring 58 in mouth 54, sealing ring 59 is equipped in water outlet port 55 and blocks 60, is equipped with sealing ring 61 in water outlet port 56 With blocking 62.When on-off switches, motor 42 is rotated forward, and drives core assembly 44 to move down by connector 43, spool group Part 44 opens thermal medium water outlet end 47, and simultaneously closes thermal medium water outlet end 48, and motor 42 rotates backward, and passes through company Fitting 43 drives core assembly 44 to move up, and core assembly 44 closes thermal medium water outlet end 47, and simultaneously by thermal medium Water outlet end 48 is opened.In addition, the valve body 45 is equipped with temperature-measuring port 51, water temperature probe 52 is mounted at temperature-measuring port 51 and protrudes into Into the water stream channel 49 of hot water for life, sealing ring 53 is equipped between water temperature probe 52 and temperature-measuring port 51.On the valve body 45 Mounting hole 69 at be equipped with hydraulic pressure switch 64, the mounting hole 69 is connected to thermal medium aquaporin 68, when in thermal medium aquaporin Hydraulic pressure when reaching setting value, the power supply of fully pre-mixing gas combustion wall-hung boiler is connected the hydraulic pressure switch 64, prevents anhydrous dry The phenomenon that burning.In addition, the valve body 45 is equipped with the spare thermal medium water outlet end 65 being connected to thermal medium aquaporin 68, it is spare Sealing ring 66 and blocking 67 are equipped in thermal medium water outlet end 65.The thermal medium that full premix combustion condensed heat exchanger comes out Water is entered in plate heat exchanger by instantaneously going out hot water Electrocontrolled tee valve, is added for the first time to the domestic water in plate heat exchanger Heat forms hot water for life after heating, and the hot water for life being discharged from plate heat exchanger, which passes through, instantaneously goes out the automatically controlled threeway of hot water In the water stream channel 49 of valve, heat exchange is carried out with the thermal medium water that full premix combustion condensed heat exchanger comes out, that is to say, that Heated to hot water for life, thermal medium water at this time, just from full premix combustion condensed heat exchanger come out, also not into Enter plate heat exchanger, thermal medium coolant-temperature gage at this time is higher.

Inflow temperature sensor 21 described in the utility model is mounted in domestic water on cold water joint assembly 22, Domestic water is an independent component into cold water joint assembly, not only facilitates installation, also has inflow temperature sensor 21, As shown in Figures 9 and 10, domestic water is into cold water joint assembly 22, including round tube 70, straight connector 71, sealing ring for concrete scheme One end of A72, attaching nut 82, round tube 70 are open end 85, and the other end is closed end, and the inflow temperature sensor 21 is set In open end, the round tube lower wall close to open end is equipped with the round tube upper side wall into cold water nipple 74, close to closed end Be equipped with water outlet internal thread interface 75, the upper and lower ends of the straight connector 71 are equipped with external screw thread, the lower end of straight connector 71 with It is discharged internal thread interface 75 to be threadedly coupled, sealing ring A72 is located between straight connector 71 and water outlet 75 screw thread of internal thread interface, directly Pipe fitting 71 is parallel with into cold water nipple 74 and all vertical with round tube 70, and the upper port of straight connector 71 is radially It is extended with round boss 83, the radially inwardly extending baffle ring 84 of the lower port of attaching nut 82, the lower end of straight connector 71 is worn Attaching nut 82 is crossed, baffle ring 84 blocks round boss 83, and attaching nut 82 connect with the water inlet interface of booster water pump, into cold water Nipple 74 is connect with tap water pipe line.It further include sealing ring B76, sealing ring C77 and blocking 78, the opening of the round tube 70 End is equipped with internal screw thread, and the surface for blocking 78 is equipped with external screw thread, and blocking 78 is equipped with threaded hole 79, the opening of blocking 78 and round tube 70 End is threadedly coupled, and sealing ring B76 is located between blocking 78 and open end 85, and inflow temperature sensor 21 is equipped with external screw thread, into The threaded hole 79 that 21 one end of water temperature sensor passes through in blocking is extend into round tube 70, inflow temperature sensor 21 and threaded hole 79 are threadedly coupled, and sealing ring C77 is located between inflow temperature sensor 21 and threaded hole 79.One of closed end on the round tube The two sides of side and open end 85 are designed with fixed plate 80, are provided with fixation hole 81 in fixed plate 80.The round tube and fixed plate are logical It crosses casting to be integrally formed, and fixed plate is concordant with wall surface on the downside of round tube.In addition, the inner wall of the upper port of the straight connector 71 Face is hexgonal structure so that it is convenient to the installation of straight connector, and guarantees to tighten straight connector, described into cold water screw thread Connector 74 is male connection.

Inflow temperature sensor 25 described in the utility model is mounted in domestic water and goes out on hot water joint assembly 28, It is an independent component that domestic water, which goes out hot water joint assembly 28, and concrete scheme is as shown in Figure 11,12, and the domestic water goes out Hot water joint assembly 28, including round tube 86, straight connector 87, sealing ring A88, one end of round tube 86 are open end 92, the other end For closed end, the leaving water temperature sensors 25 are located at open end 92, and the round tube lower wall close to open end is equipped with water outlet Nipple 90, close to closed end round tube upper side wall be equipped with water inlet internal thread interface 91, the straight connector 87 up and down Both ends are equipped with external screw thread, and the lower end of straight connector 87 is threadedly coupled with water inlet internal thread interface 91, and sealing ring A88 is located at straight tube and connects Between first 87 and water inlet 91 screw thread of internal thread interface, straight connector 87 is parallel with water outlet nipple 90 and all hangs down with round tube 86 Directly, the upper end of straight connector 87 and the hot-water outlet pipe road of plate heat exchanger connect, and are discharged nipple 90 and hot water line 39 connects It connects.Since the structure that domestic water goes out hot water joint assembly 28 and domestic water into cold water joint assembly 22 is essentially identical, therefore not Further expansion describes.

Full premix combustion condensed heat exchanger 31 is the prior art, specific interior using the product that our company researches and develops Appearance is detailed in technical solution described in patent background technique.

Implementation recited above is only that the utility model embodiment is described, not to the structure of the utility model Think and range is defined, under the premise of not departing from the utility model design scheme, ordinary engineering and technical personnel pair in this field The equivalent structure and be directly or indirectly used in relevant technical field that the technical solution of the utility model is made should all fall into this The protection scope of utility model.

Claims (10)

1. a kind of fully pre-mixing gas combustion wall-hung boiler, it is characterised in that: including running water inlet channel, inflow temperature sensor, life With water into cold water joint assembly, booster water pump, controller, leaving water temperature sensors, water flow sensor, plate heat exchanger, life It applies flexibly water and goes out hot water joint assembly, domestic water valve, check valve, full premix combustion condensed heat exchanger, the discharge of thermal medium water Pipe, electric control triple valve, heating radiator component, thermal medium water-circulating pump and thermal medium water return pipe, wherein water water inlet pipe Road, domestic water go out hot water connector into cold water joint assembly, booster water pump, water flow sensor, plate heat exchanger, domestic water Component, check valve constitute a domestic water circulation loop, and domestic water valve is in parallel with check valve, full premix combustion condensing heat The thermal medium water outlet end of exchanger is connected to by thermal medium water discharge pipe with the thermal medium water inlet end of electric control triple valve, electricity One thermal medium water outlet end of control triple valve is connected to the thermal medium entrance of heating radiator component, electric control triple valve Another thermal medium water outlet end is connected to the thermal medium entrance of plate heat exchanger, the thermal medium outlet and heating of plate heat exchanger The thermal medium outlet of heat sink assembly is all connected to the thermal medium entrance of thermal medium water-circulating pump, and the heat of thermal medium water-circulating pump is situated between Matter outlet is connected to by thermal medium water return pipe with the thermal medium water return port of full premix combustion condensed heat exchanger；

Domestic water valve is in close state, and is set when the temperature for entering domestic water into the domestic water of cold water joint assembly is lower than When definite value, inflow temperature sensor transmits a signal to controller, and controller starts electric control triple valve, shuts off heating and dissipates The water route for leading to plate heat exchanger, full premix combustion condensed heat exchanger, electric control threeway are opened in the water route of backing component Valve, plate heat exchanger, water circulating pump form a thermal medium water circulating-heating circuit, while controller will start booster water pump, The domestic water flow in domestic water circulation loop is driven, carries out heat with thermal medium water when domestic water passes through plate heat exchanger Exchange, domestic water are heated；When the temperature that domestic water goes out the domestic water of hot water joint assembly outflow is greater than the set value, Controller can convert electric control triple valve, shut off the water route of plate heat exchanger, open the water route of heating radiator component, together When controller close booster water pump；

When domestic water valve is opened, water flow sensor will control signal and send controller to, and controller starts electric control threeway Valve shuts off the water route of heating radiator component, opens the water route for leading to plate heat exchanger, and full premix combustion condensing heat is handed over Parallel operation, electric control triple valve, plate heat exchanger, water circulating pump form a thermal medium water circulating-heating circuit, while controller It will start booster water pump, the domestic water flow in domestic water circulation loop driven, when domestic water passes through plate heat exchanger Heat exchange is carried out with thermal medium water, domestic water is heated.

2. fully pre-mixing gas combustion wall-hung boiler according to claim 1, it is characterised in that: the booster water pump uses intelligent frequency-conversion Booster water pump.

3. fully pre-mixing gas combustion wall-hung boiler according to claim 1, it is characterised in that: the water flow sensor, including inspection Component and shell are surveyed, domestic water water stream channel is equipped in the shell, the shell is equipped with and domestic water water stream channel The domestic water of connection enters port, domestic water discharge port and sensor mounting hole, and flow detection component is located at sensing In device mounting hole, to detect the streamflow regime information of domestic water, thermal medium aquaporin, the shell are equipped in the shell It is equipped with the thermal medium water being connected to thermal medium aquaporin and enters port and thermal medium water discharge port, thermal medium water enters port It is connect with the thermal medium water outlet of plate heat exchanger, thermal medium water discharge port and the thermal medium water of thermal medium water-circulating pump enter The thermal medium water of mouth connection, thermal medium aquaporin is preheated to the domestic water of domestic water water stream channel.

4. fully pre-mixing gas combustion wall-hung boiler according to claim 3, it is characterised in that: the shell is equipped with valve opening, described Thermal medium aquaporin is connected to by valve opening with domestic water water stream channel, is equipped in the valve opening and is added water control valve, described plus water Thermal medium aquaporin is connected to or is disconnected with domestic water water stream channel by control valve.

5. fully pre-mixing gas combustion wall-hung boiler according to claim 3, it is characterised in that: the domestic water enters spiral shell at port Line is connected with straight connector, and the straight connector and domestic water, which enter, is equipped with sealing ring between port, the shell is equipped with The spare domestic water being connected to domestic water water stream channel enters port, and spare domestic water, which enters, is equipped with sealing ring in port And blocking；The flow detection component includes pulse switch, rotor field spider and water flow magnet rotor, and rotor field spider and water flow are magnetic Rotor is mounted in sensor mounting hole, and one end of water flow magnet rotor is extend into domestic water water stream channel, other end peace On rotor field spider, the pulse switch is located on rotor field spider, when the domestic water flow of water stream channel, pushes water flow Magnet rotor rotation sends control signals to controller when pulse switch detects the rotation of water flow magnet rotor.

6. fully pre-mixing gas combustion wall-hung boiler according to claim 1, it is characterised in that: the electric control triple valve, including electricity Machine, connector, core assembly and valve body, the valve body is interior to be equipped with thermal medium aquaporin, and the valve body is equipped with and thermal medium water The thermal medium water inlet end and two thermal medium water outlet ends that channel communicates, motor are joined by connector and core assembly It connects, core assembly used is located in valve body, to carry out on-off switching to two thermal medium water outlet ends, is equipped in the valve body The water stream channel of domestic water, the water intake end mouth of the water stream channel and the hot water for life outflow end of plate heat exchanger connect, The water outlet port of the water stream channel is threaded with straight connector, and straight connector goes out heat by hot water connecting tube and domestic water Water swivel component connects, and the thermal medium water in the thermal medium aquaporin is heated to the hot water for life of water stream channel.

7. fully pre-mixing gas combustion wall-hung boiler according to claim 6, it is characterised in that: be equipped at the mounting hole on the valve body Hydraulic pressure switch, the mounting hole are connected to thermal medium aquaporin, described when the hydraulic pressure in thermal medium aquaporin reaches setting value The power supply of fully pre-mixing gas combustion wall-hung boiler is connected hydraulic pressure switch.

8. fully pre-mixing gas combustion wall-hung boiler according to claim 1, it is characterised in that: the domestic water is into cold water connector group One end of part, including round tube, straight connector, sealing ring A, attaching nut, round tube is open end, and the other end is closed end, described Inflow temperature sensor be located at open end, the round tube lower wall close to open end is equipped with into cold water nipple, close to envelope The round tube upper side wall of closed end is equipped with water outlet internal thread interface, and the upper and lower ends of the straight connector are equipped with external screw thread, and straight tube connects The lower end of head is threadedly coupled with water outlet internal thread interface, and sealing ring A is located between straight connector and water outlet internal thread interface screw thread, Straight connector is parallel with into cold water nipple and all vertical with round tube, and the upper port of straight connector has extended radially outward The lower end of round boss, the radially inwardly extending baffle ring of the lower port of attaching nut, straight connector passes through attaching nut, baffle ring Round boss is blocked, the water inlet interface connection of attaching nut and booster water pump connects into cold water nipple and tap water pipe line It connects.

9. fully pre-mixing gas combustion wall-hung boiler according to claim 8, it is characterised in that: the domestic water is into cold water connector group Part further includes sealing ring B, sealing ring C and blocking, and the open end of the round tube is equipped with internal screw thread, and the surface of blocking is equipped with outer spiral shell Line, blocking are equipped with threaded hole, and blocking is threadedly coupled with the open end of round tube, and sealing ring B is located between blocking and open end, institute The inflow temperature sensor stated is equipped with external screw thread, and the threaded hole that inflow temperature sensor one end passes through in blocking extend into round tube Interior, inflow temperature sensor is threadedly coupled with threaded hole, and sealing ring C is located between inflow temperature sensor and threaded hole.

10. fully pre-mixing gas combustion wall-hung boiler according to claim 1, it is characterised in that: the domestic water goes out hot water connector One end of component, including round tube, straight connector, sealing ring A, round tube is open end, and the other end is closed end, and described goes out water temperature Degree sensor is located at open end, and the round tube lower wall close to open end is equipped with water outlet nipple, the round tube close to closed end Upper side wall is equipped with water inlet internal thread interface, and the upper and lower ends of the straight connector are equipped with external screw thread, the lower end of straight connector with Intake internal thread interface be threadedly coupled, sealing ring A be located at straight connector and water inlet internal thread interface screw thread between, straight connector and Water outlet nipple is parallel and all vertical with round tube, and the upper end of straight connector and the hot-water outlet pipe road of plate heat exchanger connect, Water outlet nipple is connected with domestic water pipeline.