CN109556284A - A kind of electric heater and its hot water delivery rate improvement method of high hot water delivery rate - Google Patents

A kind of electric heater and its hot water delivery rate improvement method of high hot water delivery rate Download PDF

Info

Publication number
CN109556284A
CN109556284A CN201811462929.0A CN201811462929A CN109556284A CN 109556284 A CN109556284 A CN 109556284A CN 201811462929 A CN201811462929 A CN 201811462929A CN 109556284 A CN109556284 A CN 109556284A
Authority
CN
China
Prior art keywords
water
region
delivery rate
outlet pipe
electric heater
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811462929.0A
Other languages
Chinese (zh)
Other versions
CN109556284B (en
Inventor
艾穗江
黄俊锋
邓海燕
徐扬
蒲俊程
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Macro Gas Appliance Co Ltd
Original Assignee
Guangdong Macro Gas Appliance Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Macro Gas Appliance Co Ltd filed Critical Guangdong Macro Gas Appliance Co Ltd
Priority to CN201811462929.0A priority Critical patent/CN109556284B/en
Publication of CN109556284A publication Critical patent/CN109556284A/en
Application granted granted Critical
Publication of CN109556284B publication Critical patent/CN109556284B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18Water-storage heaters
    • F24H1/20Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
    • F24H1/201Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0005Details for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2014Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
    • F24H9/2021Storage heaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The present invention discloses a kind of electric heater of high hot water delivery rate, including liner, water inlet pipe, outlet pipe, magnesium bar component and the heating device being mounted on liner;It is characterized in that, water admixing device is installed in the lower layer space of the liner, the water inlet pipe and the outlet pipe are all connect with the water admixing device, upper in the water admixing device is equipped with several inlet openings, the mixed water hole being connected to the water admixing device is equipped on the outlet pipe, after water in the water inlet pipe enters the water admixing device, a part enters the liner by the inlet opening, and another part enters the outlet pipe by the mixed water hole.Electric heater provided by the invention does not reduce in guarantee flow of inlet water, under the premise of water flow is sufficiently large, reduces useless cold and hot mixing, improves hot water delivery rate, saves the energy;Included water mixing valve effect, is not necessarily to external water mixing valve.The present invention also provides a kind of hot water delivery rate of electric water heater improvement methods.

Description

A kind of electric heater and its hot water delivery rate improvement method of high hot water delivery rate
Technical field
The present invention relates to the electric heater and its hot water of technical field of water heaters more particularly to a kind of high hot water delivery rate are defeated Extracting rate improvement method.
Background technique
Existing electric heater, in order to improve the general water intake mode using low in and high out of hot water delivery rate, meanwhile, electricity Water heater generally will be installed water-retaining structure, as shown in Figure 1, the water intake mode of existing electric heater is as shown in Figure 2.Due to water with Temperature rise and density becomes smaller, so the density ratio cold water of hot water is small, therefore the upper layer of liner is hot water layer, and lower layer is cold water Layer, so the Inlet and outlet water mode of low in and high out is the common ground of all storage-type electric water heaters.But existing either common gear The structures such as water cap or T-type water stopping cap all can not really avoid the hot and cold water of electric heater from mixing.Electric heater can heat water Hot water to 75-80 degree, therefore liner cannot be directly used in bathing, in order to be adjusted to suitable bathing temperature, it usually needs In the external water mixing valve of electric heater, by the way that cold water mix is added to preference temperature.
Summary of the invention
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of structures simply, it is useless cold to reduce The high electric heater of hot water mixing, hot water delivery rate.
The present invention also provides a kind of hot water delivery rate improvement methods of electric heater.
To achieve the above objectives, the present invention adopts the following technical scheme that.
A kind of electric heater of high hot water delivery rate, including liner, water inlet pipe, the outlet pipe, magnesium bar being mounted on liner Component and heating device;It is characterized in that, the lower layer space in the liner is equipped with water admixing device, the water inlet pipe and described Outlet pipe is all connect with the water admixing device, and upper in the water admixing device is equipped with several inlet openings, is set on the outlet pipe There is the mixed water hole being connected to the water admixing device, after the water in the water inlet pipe enters the water admixing device, a part passes through institute Inlet opening is stated into the liner, another part enters the outlet pipe by the mixed water hole.
As a further illustration of the above scheme, the water admixing device is divided into two independent regions one and region two, The region one is connected to by the mixed water hole with the outlet pipe, and the region two is connected by the inlet opening and the liner It is logical.
As a further illustration of the above scheme, being equipped with water ratio in the water inlet end in the region one and the region two Valve enters the water in the region one and the region two by the water proportional valve control.
As a further illustration of the above scheme, the region one and the region two are by being arranged in the water admixing device Flapper be split to form, changed by adjusting the position of the flapper into the region one and the region two Water.
As a further illustration of the above scheme, being equipped with check valve on the region one, water is made by the check valve Stream is from the water admixing device to the outlet pipe one-way conduction.
As a further illustration of the above scheme, being equipped with leaving water temperature sensors, root in the water outlet of the electric heater Enter the water in the region one and the region two according to the Signal Regulation control of leaving water temperature sensors feedback.
As a further illustration of the above scheme, the operation display of the leaving water temperature sensors and the electric heater The runoff investigation control instruction in connection, the region one and the region two has the operation display to issue, in the operation Leaving water temperature display module is additionally provided on display.
As a further illustration of the above scheme, the water inlet pipe is the casing for including inner and outer tubes, the water inlet pipe It is passed through from the water admixing device;Water flow of intaking enters from the bottom of said inner tube, and the top through said inner tube flows into described outer The top of pipe, then the bottom through the outer tube enter the water admixing device.
As a further illustration of the above scheme, the outlet pipe is passed through from the water admixing device, the mixed water hole is It is uniformly arranged on multiple on the outlet pipe side wall.
A kind of hot water delivery rate improvement method of electric heater, which is characterized in that inner container of electric water heater bottom will be entered Water inlet water flow is divided into two parts, and a part enters liner, enters water outlet at the top of outlet pipe after the heater heating in liner In pipe, another part enters in outlet pipe after the preheating of liner bottom water from the bottom of outlet pipe.
The beneficial effects of the present invention are:
By built-in water admixing device, a part of cold water into liner is made to be directly entered outlet pipe after the preheating of lower layer's warm water Downside adjusts leaving water temperature, is guaranteeing that flow of inlet water do not reduce, under the premise of water flow is sufficiently large, is reducing useless cold and hot Mixing improves hot water delivery rate, saves the energy;Meanwhile included water mixing valve effect, without external water mixing valve.
Detailed description of the invention
Fig. 1 show the internal structure chart of existing electric heater;
Fig. 2 show existing electric heater water-out manners schematic diagram;
Fig. 3 show the electric heater structural schematic diagram of the offer of the embodiment of the present invention one;
Fig. 4 show the partial enlarged view of B in Fig. 3;
Fig. 5 show water inlet pipe structure schematic diagram.
Fig. 6 show water inlet pipe cross-sectional view.
Fig. 7 show electric heater structural schematic diagram provided by Embodiment 2 of the present invention;
Fig. 8 show the partial enlarged view in Fig. 7.
Arrow in each figure represents water (flow) direction.
Description of symbols:
1: shell, 2: liner, 3: check valve, 4: water inlet casing, 5: water inlet pipe, 6: outlet pipe, 7: water outlet casing, 8: magnesium bar Component, 9: flapper, 10: water admixing device, 11: region one, 12: region two, 13: water proportioning valve, 14: electric heater main control Device, 15: through-hole.
Specific embodiment
In the description of the present invention, it should be noted that " transverse direction ", " vertical if any term " center " for the noun of locality To ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position Relationship is set, the narration present invention is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning are necessary It constructs and operates with specific orientation, with particular orientation, should not be understood as limiting specific protection scope of the invention.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include One or more this feature, in the present description, " at least " are meant that one or more, unless otherwise clearly having The restriction of body.
In the present invention, except as otherwise clear stipulaties and restriction, should make if any term " assembling ", " connected ", " connection " term Broad sense goes to understand, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It is also possible to mechanical connect It connects;It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For ability For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In invention, unless otherwise specified and limited, fisrt feature second feature "upper" or "lower" may include First and second features directly contact, also may include fisrt feature and second feature be not direct contact but by them it Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature Right above two features and oblique upper, or be only to indicate that first feature horizontal height is higher than the height of second feature.Fisrt feature Second feature " on ", " under " and " below " include that fisrt feature is directly under or diagonally below the second feature, or only table Show first feature horizontal height lower than second feature.
Below with reference to the attached drawing of specification, a specific embodiment of the invention is further described, is made of the invention Technical solution and its benefits are clearer.It describes embodiment below with reference to attached drawing to be exemplary, it is intended to solve The present invention is released, and is not considered as limiting the invention.
Embodiment one
As shown in Figure 3, Figure 4, a kind of electric heater of high hot water delivery rate, comprising: shell 1, liner 2 are mounted on liner 2 On water inlet pipe 5, outlet pipe 6, magnesium bar component 8 and heating device;It is characterized in that, the lower layer space in the liner 2 is installed There is water admixing device 10, the water inlet pipe 5 and the outlet pipe 6 are all connect with the water admixing device 10, in the water admixing device 10 Be equipped with several inlet openings, the mixed water hole that is connected to the water admixing device 10, the water inlet pipe are equipped on the outlet pipe 6 After water in 5 enters the water admixing device 10, a part enters the liner 2 by the inlet opening, and another part passes through institute It states mixed water hole 11 and enters the outlet pipe 6.
Wherein, the water inlet pipe 5 and the outlet pipe 6 are all passed through from the water admixing device 10, and pass through water inlet respectively Pipe sleeve 4, water outlet pipe sleeve 7 and the liner 2 are tightly connected.
The water admixing device 10 is divided into two independent regions 1 and region 2 12 by 9 activity of flapper, described Region 1 is connected to by the mixed water hole 13 with the outlet pipe 6, the region 2 12 pass through the inlet opening with it is described interior Gallbladder 2 is connected to.
The flapper 9 is socketed in the water inlet pipe 5 and the outlet pipe 6, by the position for adjusting the flapper 9 Set the changeable water for entering the region 1 and the region 2 12.The runoff investigation in the two regions is according to bathing Temperature is adjusted.Flapper 9 is located at 10 middle layer of water admixing device, is exactly one to one ratio;The cold water in region 1 is straight Connect and mixed with the cold water of outlet pipe 6, adjust leaving water temperature, the water in region 2 12 be used to enter that liner is heated because This can reach in this way does not reduce in guarantee flow of inlet water, under the premise of water flow is sufficiently large, reduces useless Cold and hot mixing improves hot water delivery rate, saves the energy.
Further, leaving water temperature sensors are equipped in the water outlet of the electric heater, are passed according to the leaving water temperature The Signal Regulation control of sensor feedback enters the water in the region one and the region two.Preferably, the leaving water temperature passes Sensor is connect with the operation display of the electric heater, and the runoff investigation control instruction in the region one and the region two has The operation display issues, and leaving water temperature display module is additionally provided on the operation display, realizes that leaving water temperature is real-time Monitoring and display.
Referring to figs 5 and 6, the water inlet pipe 5 is the casing for including inner and outer tubes, and water inlet water flow is from said inner tube Bottom enter, the top through said inner tube flows into the top of the outer tube, then the bottom through the outer tube enters the mixed water Device 10.Several through-holes 15 being connected to the water admixing device 10 are evenly arranged in the lower wall of the water inlet pipe 5.This reality It applies in example, preferably through-hole 15 is six rows, six pore structure.Water inlet can be carried out in the case where not disturbing upper layer water flow so abundant Preheating.
Similarly, the mixed water hole is preferably also uniformly arranged on multiple in 6 lower wall of outlet pipe;It is mixed to guarantee Coolant-temperature gage it is uniform.
A kind of electric heater of high hot water delivery rate provided in this embodiment makes to enter liner by built-in water admixing device A part of cold water be directly entered on the downside of outlet pipe after the preheating of lower layer's warm water, adjust leaving water temperature, guaranteeing flow of inlet water not Reduction under the premise of water flow is sufficiently large, reduces useless cold and hot mixing, improves hot water delivery rate, saves the energy.Meanwhile Included water mixing valve effect, without external water mixing valve.
Embodiment two
As shown in Figure 7, Figure 8, the electric heater of a kind of high hot water delivery rate provided in this embodiment, structure and embodiment One is almost the same, and difference is:
One, it is equipped with water proportioning valve 13 in the water inlet end in the region 1 and the region 2 12, passes through the water ratio The control of valve 13 enters the water in the region 1 and the region 2 12.The water proportioning valve 13 and electric heater master controller 14 connections carry out runoff investigation according to the instruction that master controller 14 issues.Referring to embodiment one, the electric heater master controller 14 can also acquire leaving water temperature as adjusting foundation by temperature sensor.
Two, the water inlet pipe 5 is divided into left and right two parts, and the water flow of left part is fed directly to the water admixing device 10 Region 2 12 in, the water flow of right part is turned back in inflow region 1 again after flowing through the top of water inlet pipe 5.In this way, water ratio Example valve 13 can be directly installed on water inlet pipe 5, be not only convenient for the installation of water proportioning valve 13, and only preheating is flowed into region one Water flow in 11 further increases the hot water delivery rate of electric heater.
Further, it is additionally provided with check valve 3 on the region 1, mixes water flow from described by the check valve 3 Water installations 10 prevent the situation of hot water refluence to 6 one-way conduction of outlet pipe.
In other embodiments, the installation site of the water proportioning valve can be adjusted according to specific structure, region one Other any it can also can reach shunting effect with electronic control or machine driving control etc. with the runoff investigation in region two Secret control mode is realized, is not limited to the present embodiment.
Embodiment three
A kind of hot water delivery rate improvement method of electric heater, which is characterized in that inner container of electric water heater bottom will be entered Water inlet water flow is divided into two parts, and a part enters liner, enters water outlet at the top of outlet pipe after the heater heating in liner In pipe, another part enters in outlet pipe after the preheating of liner bottom water from the bottom of outlet pipe.In this way, guaranteeing flow of inlet water Do not reduce, under the premise of water flow is sufficiently large, reduces useless cold and hot mixing, improve hot water delivery rate, save the energy.Together When, water mixing valve effect is carried, without external water mixing valve.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the present invention not office It is limited to above-mentioned specific embodiment, this hair is all fallen within using the improvement of techniques well known and substitution on the basis of the present invention Bright protection scope, protection scope of the present invention should limit it by each claim and its equivalent.In specific embodiment The part not illustrated is the prior art or common knowledge.

Claims (10)

1. a kind of electric heater of high hot water delivery rate, including liner, water inlet pipe, the outlet pipe, magnesium bar group being mounted on liner Part and heating device;It is characterized in that, the lower layer space in the liner is equipped with water admixing device, the water inlet pipe and it is described go out Water pipe is all connect with the water admixing device, and upper in the water admixing device is equipped with several inlet openings, is equipped on the outlet pipe The mixed water hole being connected to the water admixing device, after the water in the water inlet pipe enters the water admixing device, a part passes through described Inlet opening enters the liner, and another part enters the outlet pipe by the mixed water hole.
2. a kind of electric heater of high hot water delivery rate according to claim 1, which is characterized in that the water admixing device is drawn It is divided into two independent regions one and region two, the region one is connected to by the mixed water hole with the outlet pipe, the area Domain two is connected to by the inlet opening with the liner.
3. a kind of electric heater of high hot water delivery rate according to claim 2, which is characterized in that in one He of region The water inlet end in the region two is equipped with water proportioning valve, enters the region one and the region two by the water proportional valve control Water.
4. a kind of electric heater of high hot water delivery rate according to claim 2, which is characterized in that the region one and institute Region two is stated to be split to form by the flapper being arranged in the water admixing device, by adjust the position of the flapper come Change the water for entering the region one and the region two.
5. a kind of electric heater of high hot water delivery rate according to claim 2, which is characterized in that on the region one Equipped with check valve, make water flow from the water admixing device to the outlet pipe one-way conduction by the check valve.
6. a kind of electric heater of high hot water delivery rate according to claim 3 or 4, which is characterized in that in the electric heating The water outlet of hydrophone is equipped with leaving water temperature sensors, enters institute according to the Signal Regulation control of leaving water temperature sensors feedback State the water in region one and the region two.
7. a kind of electric heater of high hot water delivery rate according to claim 6, which is characterized in that the leaving water temperature passes Sensor is connect with the operation display of the electric heater, and the runoff investigation control instruction in the region one and the region two has The operation display issues, and is additionally provided with leaving water temperature display module on the operation display.
8. a kind of electric heater of high hot water delivery rate according to claim 1, which is characterized in that the water inlet pipe is packet The casing of inner and outer tubes is included, the water inlet pipe is passed through from the water admixing device;Intake water flow from the bottom of said inner tube into Enter, the top through said inner tube flows into the top of the outer tube, then the bottom through the outer tube enters the water admixing device.
9. a kind of electric heater of high hot water delivery rate according to claim 1, which is characterized in that the outlet pipe is from institute State in water admixing device and pass through, the mixed water hole be uniformly arranged on it is multiple on the outlet pipe side wall.
10. a kind of hot water delivery rate improvement method of electric heater, which is characterized in that by enter inner container of electric water heater bottom into Water water flow is divided into two parts, and a part enters liner, enters outlet pipe at the top of outlet pipe after the heater heating in liner Interior, another part enters in outlet pipe after the preheating of liner bottom water from the bottom of outlet pipe.
CN201811462929.0A 2018-12-03 2018-12-03 Electric water heater with high hot water output rate and hot water output rate improving method thereof Active CN109556284B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811462929.0A CN109556284B (en) 2018-12-03 2018-12-03 Electric water heater with high hot water output rate and hot water output rate improving method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811462929.0A CN109556284B (en) 2018-12-03 2018-12-03 Electric water heater with high hot water output rate and hot water output rate improving method thereof

Publications (2)

Publication Number Publication Date
CN109556284A true CN109556284A (en) 2019-04-02
CN109556284B CN109556284B (en) 2024-05-03

Family

ID=65868513

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811462929.0A Active CN109556284B (en) 2018-12-03 2018-12-03 Electric water heater with high hot water output rate and hot water output rate improving method thereof

Country Status (1)

Country Link
CN (1) CN109556284B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110160259A (en) * 2019-05-21 2019-08-23 中山市曼卡热能科技有限公司 A kind of wall-mounted built-in mixed energy-efficient furnace body of water coincidence
CN110160254A (en) * 2019-05-21 2019-08-23 中山市曼卡热能科技有限公司 A kind of multi-purpose heat accumulation furnace body of normal-pressure efficient energy-saving that band mixes water coincidence and domestic hot-water
CN110195935A (en) * 2019-05-21 2019-09-03 中山市曼卡热能科技有限公司 The included mixed energy-efficient furnace body of water coincidence pressure-bearing of one kind

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103604217A (en) * 2013-11-29 2014-02-26 艾欧史密斯(中国)热水器有限公司 Water outlet device of electric water heater
CN203561043U (en) * 2013-09-30 2014-04-23 芜湖美的厨卫电器制造有限公司 Electric water heater
CN108518866A (en) * 2018-05-03 2018-09-11 广东万家乐燃气具有限公司 A kind of water feed apparatus and electric heater promoting hot water delivery rate
CN209639241U (en) * 2018-12-03 2019-11-15 广东万家乐燃气具有限公司 A kind of electric heater of high hot water delivery rate

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203561043U (en) * 2013-09-30 2014-04-23 芜湖美的厨卫电器制造有限公司 Electric water heater
CN103604217A (en) * 2013-11-29 2014-02-26 艾欧史密斯(中国)热水器有限公司 Water outlet device of electric water heater
CN108518866A (en) * 2018-05-03 2018-09-11 广东万家乐燃气具有限公司 A kind of water feed apparatus and electric heater promoting hot water delivery rate
CN209639241U (en) * 2018-12-03 2019-11-15 广东万家乐燃气具有限公司 A kind of electric heater of high hot water delivery rate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110160259A (en) * 2019-05-21 2019-08-23 中山市曼卡热能科技有限公司 A kind of wall-mounted built-in mixed energy-efficient furnace body of water coincidence
CN110160254A (en) * 2019-05-21 2019-08-23 中山市曼卡热能科技有限公司 A kind of multi-purpose heat accumulation furnace body of normal-pressure efficient energy-saving that band mixes water coincidence and domestic hot-water
CN110195935A (en) * 2019-05-21 2019-09-03 中山市曼卡热能科技有限公司 The included mixed energy-efficient furnace body of water coincidence pressure-bearing of one kind

Also Published As

Publication number Publication date
CN109556284B (en) 2024-05-03

Similar Documents

Publication Publication Date Title
CN109556284A (en) A kind of electric heater and its hot water delivery rate improvement method of high hot water delivery rate
CN209639241U (en) A kind of electric heater of high hot water delivery rate
CN208658858U (en) Rush the fixed warm mother and baby's machine of milk
CN208671328U (en) A kind of bushing type burnt gas wall hanging furnace
CN205860467U (en) Vertical Heat hydrophone
CN106052088A (en) Circulating pre-heating and constant-temperature electric water heater with external heater
CN205878568U (en) External circulation of heater is preheated and constant temperature electric water heater
CN204026974U (en) A kind of navel-storage type electric water-heater
CN207778784U (en) Water heater
CN208075309U (en) A kind of gas-heating water heater quickly going out bath hot water
CN108775707A (en) A kind of storage-type external circulation heating electric heater
CN104214953A (en) Water tank used for heat pump hot water heater
CN106382740A (en) Small-volume wall-mounted electric water heater
CN109023853A (en) A kind of inlet valve and washing machine being integrated with heating function
CN209042535U (en) Integrated intelligent mixes water heating system
CN208452232U (en) A kind of die heater general assembly
CN206160462U (en) Little kitchen is precious
CN211316511U (en) Vertical double-liner water heater
CN2165371Y (en) Water heating device attached to radiator
CN208312686U (en) A kind of energy-saving quick heating thermostatic electric water heater
CN208704152U (en) A kind of storage-type electric water heater using outer circulation electromagnetic heating mode
CN205332525U (en) Interior coil pipe pressure -bearing formula heat pump hot water storage tank
CN205481282U (en) Small -size hot -water heating heating device
CN110411015A (en) A kind of bathroom cabinet water system and bath system
CN203364426U (en) Constant-temperature type electric water heater

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant