CN105466001A - Constant temperature water heater - Google Patents
Constant temperature water heater Download PDFInfo
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- CN105466001A CN105466001A CN201410406343.8A CN201410406343A CN105466001A CN 105466001 A CN105466001 A CN 105466001A CN 201410406343 A CN201410406343 A CN 201410406343A CN 105466001 A CN105466001 A CN 105466001A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 399
- 238000005485 electric heating Methods 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000003287 bathing Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000008399 tap water Substances 0.000 abstract description 3
- 235000020679 tap water Nutrition 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 10
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- 230000014759 maintenance of location Effects 0.000 description 4
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- 150000001875 compounds Chemical class 0.000 description 3
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- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
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- 239000012535 impurity Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 239000000203 mixture Substances 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention provides a constant-temperature water heater, which comprises at least two inner containers, a water heater water inlet pipe, a connecting pipe, a water heater water outlet pipe and a servo constant-temperature valve, wherein the inner containers are communicated in series through the connecting pipe; the servo thermostatic valve comprises at least two water inlet ports and a thermostatic water outlet port, wherein at least one water inlet port is connected with the inner container in parallel and communicated with a water inlet pipe of the water heater, at least one water inlet port is communicated with a water outlet pipe of the water heater, and the thermostatic water outlet port is communicated with the thermostatic water outlet pipe; and the servo thermostatic valve mixes cold water in a water inlet pipe of the water heater and hot water in a water outlet pipe of the water heater into constant-temperature hot water and then discharges the constant-temperature hot water from the constant-temperature water outlet pipe. The servo thermostatic valve adjusts the flow ratio of the cold water inlet and the hot water inlet of the water inlet port to realize constant temperature of bathing, and the constant temperature realization mode has the advantages of no fluctuation of outlet water temperature, high precision, no influence of tap water temperature and comfortable bathing experience.
Description
Technical field
The present invention relates to technical field of water heaters, particularly, relate to a kind of Thermostatic water heaters.
Background technology
At present, water heater is household electrical appliance conventional in people's daily life, is divided into electric heater and gas heater, for gas heater, is widely used because it can realize immediately exporting hot water according to heating source difference.Running water is delivered in heat exchanger by gas heater water inlet pipe, and the water in fuel gas buring heating heat exchanger, is then transferred out for user by outlet pipe.In use, user Guan Shuihou, the higher hot water of temperature is still had in heat exchanger, when again opening water outlet, hot water in heat exchanger is become high-temperature water easily scald user by heating again, cause gas heater leaving water temperature of the prior art non-constant, comfort level is poor and security is lower.
More existing patents have made improvement for this situation, such as application number is 200410090870.9, name is called the Chinese invention patent of Thermostatic water heaters, the patent provides a kind of Thermostatic water heaters, on water inlet and the delivery port of water heater main body, be connected a shaped as frame constant temperature water mixer be made up of two compound insulation tubes and elbow, threeway and thermostatic valve; And thermostatic valve is arranged in the frame that two compound insulation tubes and two hot water three-way pipes surround, hot-water line in compound insulation tube or cold water pipe are the sub-assemblies of coil pipe and two waterway tube, thus constant temperature water mixer is taken up space reduction, compact conformation, the material making Decorative Cover used reduces, reduce the cost of product, also make outward appearance regular attractive in appearance simultaneously; Owing to having added register on mixed water valve, make mixed water temperature adjustable, the adjustment requirement of user to the fine temperature difference in specific range of temperatures can have been met, improve the serviceability of water heater.
Although above-mentioned patent solves the inconstant problem of leaving water temperature of water heater, automatically real-time regulable control can not be realized, and there is no for the water heater of many inner bags and relate to.
Summary of the invention
In order to solve the problem, the object of this invention is to provide a kind of constant-temperature hot water with many inner bags, realize water outlet of water heater and keeping constant temperature, strengthen user's use sense and be subject to.
In order to achieve the above object, the invention provides a kind of Thermostatic water heaters, particularly, have employed following technical scheme:
A kind of Thermostatic water heaters, comprise at least two inner bags, heater inleting pipe, tube connector, water heater outlet and servo thermostatic valve, by tube connector serial communication between described inner bag, at least one inner bag is communicated with heater inleting pipe, and at least one inner bag is communicated with water heater outlet; Described servo thermostatic valve comprise at least two water inlet ports and one go out thermostatted water port, at least one water inlet port is communicated with water heater outlet with inner bag parallel communication heater inleting pipe, at least one port of intaking, and goes out thermostatted water port and is communicated with constant-temperature effluent pipe; Described servo thermostatic valve is discharged from constant-temperature effluent pipe after the hot water of the cold water in heater inleting pipe and water heater outlet is mixed into constant-temperature hot water.
Further, described inner bag is horizontally set, end, one end mounting flange of inner bag, ring flange is respectively arranged with delivery port and water inlet, tube connector is communicated with the delivery port of an inner bag and the water inlet of another inner bag, and heater inleting pipe and water heater outlet are communicated with water inlet on different ring flanges and delivery port respectively.
Further, described servo thermostatic valve also comprises stepper motor, the described step motor control water inlet cold water inflow of port and the ratio of hot water inflow.
Further, the water inlet port of described servo thermostatic valve and go out thermostatted water port set temperature sensor respectively; Described Thermostatic water heaters also includes control module, described temperature sensor and the equal link control module of stepper motor.
Further, described heater inleting pipe arranges flow sensor, flow sensor is arranged on the upstream position of the junction of heater inleting pipe and inner bag; Described flow sensor link control module.
Further, described inner bag comprises the first inner bag and the second inner bag, and the second inner bag is arranged on the top of the first inner bag, and the first inner bag is communicated with heater inleting pipe, and the second inner bag is communicated with water heater outlet.
Further, the first described inner bag and the second end, inner bag one end ring flange respectively, the ring flange of the first inner bag is arranged the first water inlet and the first delivery port, the ring flange of the second inner bag is arranged respectively the second water inlet and the second delivery port; Described heater inleting pipe connects the first water inlet, and tube connector connects the first delivery port and the second water inlet, and water heater outlet connects the second delivery port.
Further, described servo thermostatic valve is triple valve, comprise the first water inlet port, the second water inlet port and go out thermostatted water port, the first described water inlet port parallel communication heater inleting pipe, second water inlet port connects the other end of water heater outlet, goes out one end that thermostatted water port connects constant-temperature effluent pipe.
Further, described servo thermostatic valve also comprises stepper motor, and step motor control first is intake the cold water inflow of port and the ratio of hot water inflow of the second water inlet port; Described first water inlet port, the second water inlet port and go out thermostatted water port the first temperature sensor, the second temperature sensor and three-temperature sensor are set respectively; Described Thermostatic water heaters also includes control module, the first described temperature sensor, the second temperature sensor and three-temperature sensor and the equal link control module of stepper motor.
Further, also comprise water level keeping system, water level keeping system comprises inner bag, electric heating tube, inner bag water inlet pipe and inner bag outlet pipe, and inner bag end is provided with ring flange, and inner bag water inlet pipe, inner bag outlet pipe and electric heating tube are arranged on ring flange; One end of inner bag outlet pipe is arranged on the outside of inner bag, and the other end is arranged on inner bag inside and stretches to one end relative with ring flange; The end of one end that described inner bag outlet pipe is arranged outside the tank is delivery port, and the end, one end that inner bag outlet pipe is arranged on inner bag inside is the water inlet of inner bag outlet pipe; The water inlet of described inner bag outlet pipe is provided with overseas cap, and overseas cap is provided with a central through hole, and the inwall of overseas cap central through hole is connected with the outer wall of the water inlet of inner bag outlet pipe, the upper contact of overseas cap and inner bag inwall.
When flow sensor of the present invention detects that heater inleting pipe has a flow, control module is according to the leaving water temperature going out thermostatted water port of pre-set servo thermostatic valve, gather the measuring tempeature value of each temperature sensor, what utilize stepper motor adjustment water inlet port enters cold water and the flow proportional entering hot water, realizes the constant temperature of bathing.This constant temperature implementation, leaving water temperature ripple disable, precision is high, does not affect by tap water temperature, and bathing experience is comfortable.
Accompanying drawing explanation
Fig. 1 front view of the present invention;
Fig. 2 side view of the present invention;
The structural representation of Fig. 3 embodiments of the invention two;
The another structural representation of Fig. 4 embodiments of the invention two;
The partial enlarged drawing of Fig. 5 embodiments of the invention two.
Attached number in the figure illustrates: 1-heater inleting pipe 2-flow sensor 3-first water inlet 4-ring flange 5-first inner bag 6-first delivery port 7-tube connector 8-second water inlet 9-second inner bag 10-second delivery port 11-water heater outlet 12-enters hot water port 13-and goes out thermostatted water port one 4-and enter cold water port one 5-constant-temperature effluent pipe 16-second temperature sensor 17-three-temperature sensor 18-first temperature sensor 19-shell 20-servo thermostatic valve 21-control module 22-inner bag outlet pipe 23-inner bag water inlet pipe 24-electric heating tube 25-overseas cap 26-breach 27-threaded post 221-first horizontal component 222-sloping portion 223-second horizontal component 224-sweep.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of Thermostatic water heaters of the present invention is described in detail:
As shown in Figure 1-2, a kind of Thermostatic water heaters of the present invention, comprise at least two inner bags, heater inleting pipe 1, tube connector 7, water heater outlet 11 and servo thermostatic valve 20, by tube connector 7 serial communication between described inner bag, at least one inner bag is communicated with heater inleting pipe 1, and at least one inner bag is communicated with water heater outlet 11; Described servo thermostatic valve 20 comprise at least two water inlet ports and one go out thermostatted water port, at least one water inlet port is communicated with water heater outlet 11 with inner bag parallel communication heater inleting pipe 1, at least one port of intaking, and goes out thermostatted water port and is communicated with constant-temperature effluent pipe 15; Described servo thermostatic valve 20 is discharged from constant-temperature effluent pipe 15 after the hot water of the cold water in heater inleting pipe 1 and water heater outlet 11 is mixed into constant-temperature hot water.
Thermostatic water heaters of the present invention comprises multiple inner bag, described inner bag is enamel inner container, between described inner bag by tube connector 7 serial communication together, serial communication of the present invention refers to that the water inlet of an inner bag is connected to the delivery port of another inner bag together, the heating water after an inner bag heating can be made like this to enter in another inner bag via tube connector 7 and carry out storing or again heat to meet instructions for use.Moreover many inner bags of the present invention can reduce the temperature difference between the hot water of single inner bag and cold water, slow down scattering and disappearing of hot water heat, and then save the energy.
As a kind of preferred embodiment of the present invention, described inner bag is horizontally set, end, one end mounting flange 4 of inner bag, ring flange 4 is respectively arranged with delivery port and water inlet, tube connector 7 is communicated with the delivery port of an inner bag and the water inlet of another inner bag, and heater inleting pipe 1 and water heater outlet 11 are communicated with water inlet on different ring flanges 4 and delivery port respectively.The present invention compares with existing inner bag inlet and outlet system, existing heater inleting pipe and water heater outlet to be arranged in inner bag on bucket or to be welded on end socket, overall pickling after water pipe welds, enamel, high temperature sintering, pad and high temperature sintering rear thread destroy and all can increase inner bag and to leak probability.Delivery port and water inlet are arranged on ring flange by the present invention, heater inleting pipe 1 is communicated with water inlet, water heater outlet 11 is communicated with delivery port, Joining Technology is soldering, process, and the connection of the tube end of heater inleting pipe 1 and water heater outlet 11 and other pipelines adopts O type circle radial seal structure, operating procedure is simple and quick stable.Another one advantage of the present invention to improve the modular manufacturing level of product.
Connected mode between inner bag of the present invention, be most preferably, the water inlet of an inner bag is communicated with heater inleting pipe 1, the delivery port of another inner bag is communicated with water heater outlet 11, then be initial to be communicated with the inner bag of heater inleting pipe 1, to be communicated with the inner bag of water heater outlet 11 for terminating, successively all inner bags are together in series, such benefit is, cold water enters in initial inner bag through heater inleting pipe 1 and carries out initial heating, cold water after heating enters successively in other inner bag and heats further or store, make certain temperature of the heating water arrival entered in the inner bag being connected with water heater outlet 11 like this, ensure that the glassware for drinking water of discharging in water heater outlet 11 has certain temperature, ensure that the hot water supply of water heater.Therefore, many inner bags of water heater of the present invention ensure that the glassware for drinking water in water heater outlet 11 has certain temperature, or can store the hot water of more parts in inner bag in power failure process, ensure that the supply of hot water, make to have better Consumer's Experience.
Water heater of the present invention not only has many inner-tube structures, and the hot water that user provides constant temperature can be embodied as, in order to realize this technical purpose, present invention employs servo thermostatic valve 20, servo thermostatic valve 20 is communicated with water heater outlet 11 and heater inleting pipe 1 respectively, this makes the hot water flowed out through water heater outlet 11 directly not discharge, but via servo thermostatic valve 20, the hot water of the cold water of heater inleting pipe 1 and water heater outlet 11 is mixed to get after the temperature that user wants through being discharged by constant-temperature effluent pipe 15 according to certain ratio by servo thermostatic valve 20 mutually, the temperature that the hot water that user is used needs for user, improve the experience of user greatly.
Servo thermostatic valve 20 of the present invention is substantially identical with the principle of existing thermostatic valve, the main distinction is that servo thermostatic valve 20 of the present invention can not only realize the thermostatic control function of existing thermostatic valve, also have the function of " servo ", " servo " enables the position of object, orientation, state etc. export controlled volume to follow any change of input target (or set-point) and the automatic control system that changes.Its main task be by control command requirement, the process such as power is amplified, convert and regulates and controls, the moment that drive unit is exported, speed and position control very flexible.
In order to realize the thermostatic control function of servo thermostatic valve 20 of the present invention, as a kind of preferred embodiment of the present invention, described servo thermostatic valve 20 also comprises stepper motor, the described step motor control water inlet cold water inflow of port and the ratio of hot water inflow.The present invention by the size of step motor control water inlet port open, and then realizes the control of the inflow-rate of water turbine to water inlet port, thus reaches the object of regulating thermostatic, and structure is simple, more easy to control.
In order to realize the servo function of servo thermostatic valve 20 of the present invention, as a kind of preferred embodiment of the present invention, the water inlet port of described servo thermostatic valve 20 and go out thermostatted water port set temperature sensor respectively; Described Thermostatic water heaters also includes control module 21, described temperature sensor and the equal link control module 21 of stepper motor.Of the present invention by arranging control module 21, realize automatically controlling in real time servo thermostatic valve 20, in order to realize this automatically real-time control, temperature sensor of the present invention carries out real-time monitoring to the water inlet port of servo thermostatic valve 20 and the water temperature going out thermostatted water port.Of the present invention go out the temperature value that detects of the temperature sensor of thermostatted water port be the temperature value of actual discharge hot water, the temperature sensor of two water inlet ports monitors the cold water actual temperature value in heater inleting pipe 1 and the hot water actual temperature value in water heater outlet 11 respectively, the temperature value of the actual discharge hot water detected is sent to control module 20 by temperature sensor, reality is discharged the temperature value that the temperature value of hot water and user set and is compared by control module 20, and according to the result compared, cold water actual temperature value and hot water actual temperature value control step motor regulate the cold water inflow of the water inlet port of servo thermostatic valve and the ratio of hot water inflow, hot water and cold water is made to carry out mixing the temperature value of the setting reaching user.
As a kind of preferred embodiment of the present invention, heater inleting pipe 1 of the present invention arranges flow sensor 2, flow sensor 2 is arranged on the upstream position of the junction of heater inleting pipe 1 and inner bag; Described flow sensor 2 link control module 21.Control module 21 of the present invention realizes the flow monitoring in heater inleting pipe 1 simultaneously, when detect in heater inleting pipe 1 have flow time, namely control module 21 starts the measurement data of carrying out collecting temperature sensor, to realize monitoring Thermostatic water heaters.
As a kind of preferred embodiment of the present invention, the temperature value and set temperature value that go out the temperature sensor measurement of thermostatted water port compare by described control module 21, and the temperature value control step motor being simultaneously incorporated into the temperature sensor measurement at water valve place according to the result compared regulates to reach set temperature value to the cold water inflow of water inlet port and hot water inflow.
What should be readily appreciated by one skilled in the art is, heater inleting pipe 1 of the present invention is communicated with running water pipe for water heater provides cold water, constant-temperature effluent pipe 15 of the present invention is communicated with tap, gondola water faucet or is connected to other device needing hot water, uses for user.Water heater of the present invention also comprises shell 19, and it is inner that described inner bag is arranged on shell 19.
Therefore, when flow sensor 2 of the present invention detects that heater inleting pipe 1 has a flow, control module 21 is according to the leaving water temperature going out thermostatted water port of pre-set servo thermostatic valve 20, gather the measuring tempeature value of each temperature sensor, what utilize stepper motor adjustment water inlet port enters cold water and the flow proportional entering hot water, realizes the constant temperature of bathing.This constant temperature implementation, leaving water temperature ripple disable, precision is high, does not affect by tap water temperature, and bathing experience is comfortable.
embodiment one
What the present embodiment was concrete provides a kind of Thermostatic water heaters with two inner bag, and comprise the top that the first inner bag 5 and the second inner bag 9, second inner bag 9 are arranged on the first inner bag 5, the first inner bag 5 is communicated with heater inleting pipe 1, second inner bag 9 and is communicated with water heater outlet 11.
Further, the ring flange ring flange of the first described inner bag 5 and the second end, inner bag 9 one end ring flange 4, first inner bag 5 respectively being arranged the first water inlet 3 and the first delivery port 6, second inner bag 9 arranges the second water inlet 8 and the second delivery port 10 respectively; Described heater inleting pipe 1 connects the first water inlet 3, and tube connector 7 connects the first delivery port 6 and the second water inlet 8, and water heater outlet 11 connects the second delivery port 10.
Further, described servo thermostatic valve 20 is triple valve, comprise into cold water port one 4, enter hot water port 12 and go out thermostatted water port one 3, described enters cold water port one 4 parallel communication heater inleting pipe 1, enter the other end that hot water port 12 connects water heater outlet 11, go out one end that thermostatted water port one 3 connects constant-temperature effluent pipe 15.
Further, described servo thermostatic valve 20 also comprises stepper motor, and step motor control is entered the cold water inflow of cold water port one 4 and entered the ratio of hot water inflow of hot water port 12; Described entering cold water port one 4, enter hot water port 12 and go out thermostatted water port one 3 place arranges the first temperature sensor 18, second temperature sensor 16 and three-temperature sensor 17 respectively; Described Thermostatic water heaters also includes control module 21, the first described temperature sensor 18, second temperature sensor 16 and three-temperature sensor 17 and the equal link control module 21 of stepper motor.
The inlet and outlet system of the Thermostatic water heaters of the present embodiment is, cold water in running water pipe is divided into two branch roads via heater inleting pipe 1, one branch road enters the first inner bag 5 by the first water inlet 3, the heat effect being subject to heating tube in the first inner bag 5 has the hot water of certain temperature, the hot water with uniform temperature enters tube connector 7 through the first delivery port 6, the second inner bag 9 is entered through the second water inlet 8 from tube connector 7, the hot water storage with uniform temperature in the second inner bag 9 or the further heating being subject to heating tube in the second inner bag 9 become hot water, hot water enters in water heater outlet 11 through the second delivery port 10, hot water the hot water port 12 that enters through servo thermostatic valve 20 from water heater outlet 11 enter, another branch road is entered by the cold water port one 4 that enters of servo thermostatic valve 20, described hot water and cold water carry out being mixed into thermostatted water according to certain ratio, and thermostatted water enters constant-temperature effluent pipe 15 and carries out for user from going out thermostatted water port one 3 to discharge.The thermostatic control system of the Thermostatic water heaters of the present embodiment is, flow sensor 2 detects in heater inleting pipe 1 have flow, flow sensor 2 sends data-signal to control module 21, control module 21 is according to data on flows signals collecting first temperature sensor 18, the measurement data of the second temperature sensor 16 and three-temperature sensor 17, and the measurement data of three-temperature sensor 17 and the setting value of user are compared, according to the result compared and in conjunction with the measurement data of the first temperature sensor 18 and the second temperature sensor 16, control module 21 control step motor action, stepper motor directly controls the hot water flow entering hot water port 12 of servo thermostatic valve 20 and enters the cold water flow of cold water port one 4, the hot water entered is made to become the set temperature value of user with cold water mix, reach the instructions for use of user.
embodiment two
As shown in Fig. 3, Fig. 4 and Fig. 5, Thermostatic water heaters of the present invention also comprises water level keeping system, water level keeping system comprises inner bag, electric heating tube 24, inner bag water inlet pipe 23 and inner bag outlet pipe 22, inner bag end is provided with ring flange 4, and inner bag water inlet pipe 23, inner bag outlet pipe 22 and electric heating tube 24 are arranged on ring flange 4; One end of inner bag outlet pipe 22 is arranged on the outside of inner bag, and the other end is arranged on inner bag inside and stretches to one end relative with ring flange 4; The end that described inner bag outlet pipe 22 arranges one end is outside the tank delivery port, and the end, one end that inner bag outlet pipe 22 is arranged on inner bag inside is the water inlet of inner bag outlet pipe 22; The water inlet of described inner bag outlet pipe 22 is provided with overseas cap 25, and overseas cap 25 is provided with a central through hole, and the inwall of the central through hole of overseas cap 25 is connected with the outer wall of the water inlet of inner bag outlet pipe 22, the upper contact of overseas cap 25 and inner bag inwall.Inner bag described in the present embodiment comprises multiple inner bag, namely comprises the first inner bag 5 and the second inner bag 9 in embodiment 1.The end, one end that the inner bag water inlet pipe 23 of the present embodiment stretches out ring flange outside is water inlet, be in particular the first water inlet 3 or the second water inlet 8 in embodiment 1, the end, one end that inner bag outlet pipe 22 stretches out ring flange outside is delivery port, is specially the first delivery port 6 or the second delivery port 10 in embodiment 1.
The present embodiment is provided with overseas cap 25 in the outside of the water inlet of inner bag outlet pipe 22, the water inlet of inner bag outlet pipe 22 can be avoided directly to contact with inner bag, when avoiding inner bag outlet pipe 22 to install, destroy the enamel layer of inner bag inwall because the water inlet position of inner bag outlet pipe 22 is too high.Overseas cap 25 contacts with inner bag upper inside wall and inner bag retention volume can be made to maximize, and solves the skimble-scamble problem of water heater retention volume.The mounting means of described overseas cap has socket, melting and integrated injection molding etc., and preferably, the present embodiment adopts the mode of socket, adopts the mode of socket to install simply, convenient disassembly.
The length that the inwall that the length of described overseas cap 25 is greater than central through hole is connected with the outer wall of sweep 224 end, the upper end of overseas cap 25 is provided with at least one breach 26, and a part for overseas cap 25 contacts with inner bag upper wall.
The length that the inwall that the length of overseas cap 25 is greater than central through hole is connected with the outer wall of inner bag outlet pipe 22 end, namely the position of overseas cap 25 upper end is higher than the position of the water inlet of inner bag outlet pipe 22, further avoid the contact between the water inlet of inner bag outlet pipe 22 and inner bag; The setting of overseas cap 25 upper end breach can avoid overseas cap 25 to produce deformation due to the extruding of inner bag, and the water inlet of blocking inner bag outlet pipe 22, causes the water flow of water heater outlet 11 to diminish.
The upper end of overseas cap 25 is arranged with two breach 26.
Arranging of two symmetric windows 26 can make hot water flow into the water inlet of inner bag outlet pipe 22 from two symmetric windows 26, further increases the water flow of water heater outlet 11.
The side wall lower ends of overseas cap 25 is provided with screwed hole, with internal thread in screwed hole, threaded post 27 is provided with in screwed hole, threaded post 27 is arranged perpendicular to inner bag outlet pipe 22, one end of described threaded post 27 is with external screw thread, screwed hole and threaded post 27 are connected, and described overseas cap 25 is fixed on the water inlet of inner bag outlet pipe 22 by threaded post 27.
Be threaded between screwed hole with threaded post 27, when threaded post 27 is tightened, threaded post 27 provides one perpendicular to the pressure of inner bag outlet pipe 22 to inner bag outlet pipe 22, increase threaded post 27 and the frictional force between overseas cap 25 and inner bag outlet pipe 22, overseas cap 25 is tightly fixed on the end of the water inlet of inner bag outlet pipe 22, add the stability of overseas cap 25, the downslide of overseas cap 25 can be avoided and come off.When this water heater water level keeping system is installed, first inner bag outlet pipe 22 is fixedly mounted on ring flange 4, and then inner bag outlet pipe 22 is stretched in inner bag, the water inlet of the end of sweep 224 i.e. inner bag outlet pipe 22 is contacted or slight interference with inner bag upper wall, finally ring flange 4 is fixed on the end, one end of inner bag.When contact between the water inlet of inner bag outlet pipe 22 and inner bag can avoid water heater liner outlet pipe 22 to install, the water inlet height of inner bag outlet pipe 22 end is inconsistent, and inner bag retention volume can be caused less than normal.Simultaneously, there is certain elastic module can the making Elastic Contact between the water inlet of inner bag outlet pipe 22 and inner bag upper wall of inner bag outlet pipe 22, prevent the water inlet of inner bag outlet pipe 22 due to position too high and to the too high pressure of inner bag, cause the enamel layer of inner bag to be damaged.
The other end that the other end of inner bag outlet pipe 22 is positioned at inner bag can make hot water discharge in time, accelerates the water circulation in water heater, prevents large water gaging actionless " slough ", the hot water in inner bag is fully used, has saved the energy.Because the inner bag water inlet pipe 23 in inner bag and inner bag outlet pipe 22 long term high temperature soak, tube wall easily produces thick incrustation scale, bowing can prevent incrustation scale or other impurity from assembling in outlet pipe knee, outlet pipe is caused to block, cause discharge to diminish, affect the service life of electric heater.
Described inner bag outlet pipe 22 comprises the first horizontal component 221 and sweep 224, first horizontal component 221 is straight-run of pipe, be arranged in parallel with the lower wall of enamel inner container, described sweep 224 is for making the arcuation pipe that the water inlet of inner bag outlet pipe 22 obliquely one section is level and smooth, one end of first horizontal component 221 is positioned at the outside of ring flange 4, in smoothing junction between the other end of the first horizontal component 221 and sweep 224, first horizontal component 221 is arranged perpendicular to ring flange 4, and the outer wall of the first horizontal component 221 is fixedly connected with between ring flange 4.
Can form by an elastic tube is bending between first horizontal component 221 and sweep 224, also can be formed by connecting by two pipes.Sweep 224 makes the water inlet of inner bag outlet pipe 22 arrange obliquely, can prevent the water inlet of inner bag outlet pipe 22 from all contacting with the upper wall of inner bag, affect the discharge of delivery port.Smooth connection between first horizontal component 221 and sweep 224 can prevent incrustation scale at outlet pipe accumulated inside.
Described inner bag outlet pipe 22 also comprises sloping portion 222, described sloping portion 222 is straight-run of pipe, between the first horizontal component 221 and sweep 224, one end and first horizontal component 221 of sloping portion 222 are connected smoothly, the other end and the sweep 224 of sloping portion 222 are connected smoothly, and wherein one end of being connected with the first horizontal component 221 of sloping portion 222 is higher than the one end be connected with sweep 224.
The setting of sloping portion 222 adds elastic force and the recovery capability of inner bag outlet pipe 22.Due to Elastic Contact between the water inlet of inner bag outlet pipe 22 and inner bag upper wall, so deposit pressure in a vertical direction, water inlet is under pressure impact, there is the trend moved downward, and the first horizontal component 221 is horizontally disposed with, is not easy to move downward.Sloping portion is provided with between the first horizontal component 221 and sweep 224; the pressure alleviated between water inlet and inner bag can be moved downward by sloping portion 222; add the elasticity of inner bag outlet pipe 22; gentle touchdown between the water inlet that can make inner bag and inner bag outlet pipe 22, protects inner bag further.
Described inner bag outlet pipe 22 also comprises the second horizontal component 223, second horizontal component 223 is one section of straight tube parallel with the first horizontal component 221, second horizontal component 223 is arranged between sloping portion 222 and sweep 224, one end and the sloping portion 222 of the second horizontal component 223 are connected smoothly, and the other end and sweep 224 are connected smoothly.
Second horizontal component 223 be arranged between sloping portion 222 and bend 224 points, gentle transition between sloping portion 222 with sweep 224 is connected, the incrustation scale of such inflow second horizontal component 223 more easily flows out, and prevents the connecting portion of incrustation scale between sloping portion 222 and sweep 224 in inner bag outlet pipe 22 from accumulating.
One end of described electric heating tube 24 is connected with ring flange 4, electric heating tube 24 is arranged on the below of inner bag outlet pipe 22 and closes on inner bag outlet pipe 22 and be equipped with, the other end of electric heating tube 24 is positioned at the other end of inner bag, electric heating tube 24 extends along the initiating terminal level of the sweep 224 of inner bag outlet pipe 22 to the other end of inner bag, and the distance between the water inlet of inner bag outlet pipe 22 and ring flange 4 is more than or equal to the distance between electric heating tube 24 other end and ring flange 4.
Electric heating tube 24 is arranged on the below of inner bag outlet pipe 22 and closes on inner bag outlet pipe 22 and be equipped with, and can improve the water temperature of inner bag outlet pipe 22 outside.Because hot water density is large, cold water density is little, through the hot water that electric heater 24 heats, upwards flow, electric heating tube 24 is arranged at the below of inner bag outlet pipe 22, when decreasing that in inner bag outlet pipe 22, hot water flows downward from inner bag top, by the tube wall of inner bag outlet pipe 22 and the hot water generation heat exchange of inner bag outlet pipe 22 outside, cause final hot water temperature of flowing out to reduce, be conducive to economize energy.Distance between the water inlet of inner bag outlet pipe 22 and ring flange 4 is more than or equal to the distance between electric heating tube 24 other end and ring flange 4, the cold water of below can be made after fully heating to travel up to delivery port, then discharge via delivery port.Enable the hot water of enamel inner container inside be recycled fully like this, save the energy.
Electric heating tube 24 is U-shaped, electric heating tube 24 two-arm end vertical is in ring flange 4 and be connected with ring flange 4, electric heating tube 24 is bent downwardly rear the second horizontal component 223 along inner bag outlet pipe 22 along the sloping portion 222 of inner bag outlet pipe 22 and extends forward, and the distance between the water inlet of inner bag outlet pipe 22 and ring flange 4 equals the distance between electric heating tube 24 other end and ring flange 4.
One end of inner bag water inlet pipe 23 is connected with ring flange 4 is vertical, described inner bag water inlet pipe 23 is arranged at the below of electric heating tube 24, the second horizontal component 223 that inner bag water inlet pipe 23 is bent downwardly along inner bag outlet pipe 22 after to inner bag along the sloping portion 222 of inner bag outlet pipe 22 extends forward, and the distance between the other end of inner bag water inlet pipe 23 and ring flange 4 is less than the distance between electric heating tube 24 other end and ring flange 4.
Described inner bag water inlet pipe 23 is arranged at the below of electric heating tube 24, and the second horizontal component 223 that inner bag water inlet pipe 23 is bent downwardly along inner bag outlet pipe 22 after to inner bag along the sloping portion 222 of inner bag outlet pipe 22 extends forward.Mild the flowing out bottom inner bag of cold water can be made like this, prevent the higher hot water of the cold water in inner bag water inlet pipe 23 and temperature from mixing, affect the temperature that inner bag outlet pipe 22 flows out hot water.
The advantage that the present invention has and good effect are: owing to adopting technique scheme, can avoid when the inner bag outlet pipe 22 of water heater is installed destroying inner bag, the end of water heater liner outlet pipe 22 can also be made to be positioned at the inner highest point of inner bag simultaneously, make the retention volume of water heater maximum, effectively make use of the volume of inner bag, can also prevent because inner bag outlet pipe 22 end position is too high and damage inner bag simultaneously.
The above is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any technical staff being familiar with this patent is not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned prompting can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of the present invention program.
Claims (10)
1. a Thermostatic water heaters, it is characterized in that, comprise at least two inner bags, heater inleting pipe (1), tube connector (7), water heater outlet (11) and servo thermostatic valve (20), by tube connector (7) serial communication between described inner bag, at least one inner bag is communicated with heater inleting pipe (1), and at least one inner bag is communicated with water heater outlet (11); Described servo thermostatic valve (20) comprise at least two water inlet ports and one go out thermostatted water port, at least one water inlet port is communicated with water heater outlet (11) with inner bag parallel communication heater inleting pipe (1), at least one port of intaking, and goes out thermostatted water port and is communicated with constant-temperature effluent pipe (15); Described servo thermostatic valve (20) is discharged from constant-temperature effluent pipe (15) after the hot water of the cold water in heater inleting pipe (1) and water heater outlet (11) is mixed into constant-temperature hot water.
2. a kind of Thermostatic water heaters according to claim 1, it is characterized in that, described inner bag is horizontally set, the end, one end mounting flange (4) of inner bag, (4) are respectively arranged with delivery port and water inlet with ring flange, tube connector (7) is communicated with the delivery port of an inner bag and the water inlet of another inner bag, and heater inleting pipe (1) and water heater outlet (11) are communicated with water inlet on different ring flanges (4) and delivery port respectively.
3. a kind of Thermostatic water heaters according to claim 1, is characterized in that, described servo thermostatic valve (20) also comprises stepper motor, the described step motor control water inlet cold water inflow of port and the ratio of hot water inflow.
4. a kind of Thermostatic water heaters according to claim 3, is characterized in that, the water inlet port of described servo thermostatic valve (20) and go out thermostatted water port set temperature sensor respectively; Described Thermostatic water heaters also includes control module (21), described temperature sensor and the equal link control module of stepper motor (21).
5. a kind of Thermostatic water heaters according to claim 4, it is characterized in that, described heater inleting pipe (1) arranges flow sensor (2), and flow sensor (2) is arranged on the upstream position of the junction of heater inleting pipe (1) and inner bag; Described flow sensor (2) link control module (21).
6. a kind of Thermostatic water heaters according to claim 1, it is characterized in that, described inner bag comprises the first inner bag (5) and the second inner bag (9), second inner bag (9) is arranged on the top of the first inner bag (5), first inner bag (5) is communicated with heater inleting pipe (1), and the second inner bag (9) is communicated with water heater outlet (11).
7. a kind of Thermostatic water heaters according to claim 6, it is characterized in that, described the first inner bag (5) and the second inner bag (9) end, one end ring flange (4) respectively, the ring flange of the first inner bag (5) is arranged the first water inlet (3) and the first delivery port (6), the ring flange of the second inner bag (9) is arranged respectively the second water inlet (8) and the second delivery port (10); Described heater inleting pipe (1) connects the first water inlet (3), tube connector (7) connects the first delivery port (6) and the second water inlet (8), and water heater outlet (11) connects the second delivery port (10).
8. a kind of Thermostatic water heaters according to claim 6, it is characterized in that, described servo thermostatic valve (20) is triple valve, comprise the first water inlet port (14), the second water inlet port (12) and go out thermostatted water port (13), the first described water inlet port (14) parallel communication heater inleting pipe (1), second water inlet port (12) connects the other end of water heater outlet (11), goes out one end that thermostatted water port (13) connects constant-temperature effluent pipe (15).
9. a kind of Thermostatic water heaters according to claim 8, it is characterized in that, described servo thermostatic valve (20) also comprises stepper motor, and step motor control first is intake the cold water inflow of port (14) and the ratio of hot water inflow of the second water inlet port (12); Described first water inlet port (14), the second water inlet port (12) and go out thermostatted water port (13) place the first temperature sensor (18), the second temperature sensor (16) and three-temperature sensor (17) are set respectively; Described Thermostatic water heaters also includes control module (21), described the first temperature sensor (18), the second temperature sensor (16) and three-temperature sensor (17) and the equal link control module of stepper motor (21).
10. a kind of Thermostatic water heaters according to claim 1-9 any one, it is characterized in that: also comprise water level keeping system, water level keeping system comprises inner bag, electric heating tube (24), inner bag water inlet pipe (23) and inner bag outlet pipe (22), inner bag end is provided with ring flange (4), and inner bag water inlet pipe (23), inner bag outlet pipe (22) and electric heating tube (24) are arranged on ring flange (4); One end of inner bag outlet pipe (22) is arranged on the outside of inner bag, and the other end is arranged on inner bag inside and stretches to one end relative with ring flange (4); The end of one end that described inner bag outlet pipe (22) is arranged outside the tank is delivery port, and the end, one end that inner bag outlet pipe (22) is arranged on inner bag inside is the water inlet of inner bag outlet pipe (22); The water inlet of described inner bag outlet pipe (22) is provided with overseas cap (25), overseas cap (25) is provided with a central through hole, the inwall of overseas cap (25) central through hole is connected with the outer wall of the water inlet of inner bag outlet pipe (22), the upper contact of overseas cap (25) and inner bag inwall.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410406343.8A CN105466001B (en) | 2014-08-18 | 2014-08-18 | Constant temperature water heater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410406343.8A CN105466001B (en) | 2014-08-18 | 2014-08-18 | Constant temperature water heater |
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| CN105466001A true CN105466001A (en) | 2016-04-06 |
| CN105466001B CN105466001B (en) | 2019-10-01 |
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Cited By (7)
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| CN105987518A (en) * | 2016-06-29 | 2016-10-05 | 珠海格力电器股份有限公司 | Control method and device of water heater |
| CN106679154A (en) * | 2017-01-23 | 2017-05-17 | 佛山市顺德区凌晨电器有限公司 | Constant-temperature quick-heating electric water heater and control method thereof |
| CN107084533A (en) * | 2017-05-05 | 2017-08-22 | 长乐圆明工业设计有限公司 | A kind of bathroom adjusts water temperature device |
| CN108444109A (en) * | 2018-04-04 | 2018-08-24 | 隋金良 | A kind of intelligent power saving hot water cycler and method |
| CN109579288A (en) * | 2018-12-09 | 2019-04-05 | 北京瀚米科技有限公司 | A kind of double heating room thermostatic electric water heaters |
| CN110160257A (en) * | 2019-05-28 | 2019-08-23 | 广东万博电气有限公司 | A kind of safety general type electric heater |
| CN112178923A (en) * | 2019-07-02 | 2021-01-05 | 康洪平 | Energy-saving constant-temperature inner container of water heater |
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| CN112178923A (en) * | 2019-07-02 | 2021-01-05 | 康洪平 | Energy-saving constant-temperature inner container of water heater |
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| CN105466001B (en) | 2019-10-01 |
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