CN2429782Y

CN2429782Y - Closed electric water heater with various assemblys

Info

Publication number: CN2429782Y
Application number: CN 00229183
Authority: CN
Inventors: 余四艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-01-31
Filing date: 2000-01-31
Publication date: 2001-05-09
Anticipated expiration: 2010-01-31

Abstract

The utility model relates to a closed electric water heater with various assemblies, which can be compatible with three water-storing type electric water heaters with different volumes and a quick-heating type electric water heater. The utility model is characterized in that a partition plate, an electric heating pipe and a spiral flow guiding pipe are arranged in a water storage tank which is provided with a heat-insulating layer, a special switch valve below the water storage tank is communicated with a water inlet and a water outlet holes below the water storage tank through a water inlet pipe and a water outlet pipe, a non-return pressure release valve is arranged on a tap water inlet pipe, and a showering sprayer is connected with the special switch valve through a flexible pipe. The utility model not only can effectively build up household hot water supply centers, but also can scientifically, reasonably and simultaneously meet various particular water showering requirements of different households.

Description

Changeable selection type closed electrical water heater

The utility model belongs to the electric heater class.

That electric heater in the market mainly contains is Instant heating type fast (quick-heating type is called for short in the back) and storage water heater two big classes, water-storage electric heater can be divided again and exported three kinds of closed, outlet open-type, water tank types etc.Though quick-heating type electric water heater easy for installation, that the thermal efficiency is high can provide endless hot water to satisfy for people's many-side in time, quickly and use, but because heating power is too high, current loading is big, general family's ammeter and circuit are difficult to bear, and influence the normal use of other electrical equipment of family, popularization and application is restricted greatly.And the water-storage electric heater that occurs at the above-mentioned major defect of quick-heating type electric water heater, be able to extensive popularization and application though can be used as normal domestic use electrical equipment in general family, but according to existing design concept and tactic pattern, it attended to one thing and lose sight of another with respect to quick-heating type electric water heater shows, difficult to repay behave such as mistake also be extremely tangible: 1, can not resemble and be used for many-sided washing the quick-heating type, the concrete application is restricted.Cause is hot-water supply intermittently, and each hot water supply is limited, and how outlet open-type and two types of products of water tank type than low capacity in the storage water heater can only be for people's shower usefulness.2, can not resemble science the quick-heating type, utilize electric energy efficiently.Storage water heater is to remedy above-mentioned deficiency and the hot water supply center that founds a family needs the water storage closed electrical water heater occur, though can be by strengthening the hot-water storage capacity, satisfy the many-sided hot water demand of family in modes such as automatic heating, long-term insulation, excessive hot-water storages as far as possible, minimizing takes place because of supplying the untimely phenomenon of temporary transient hot water shortage that causes, but does the difficulty that had both increased product cost and installed like this; Again unnecessary consumption be incubated for a long time the electric energy that must replenish, the electric energy effective rate of utilization reduces; Can't fundamentally solve substantive issue.3, can not resemble and obtain scientific and rational use at any time the quick-heating type.Hot water preparation amount has only consistent substantially with using consumption; use just manifested science, reasonable of water heater like this; and the hot water of a certain reserves of storage water heater] the various concrete variation that obviously can not adapt to social different home and take place at any time; very easily cause un-reasonable phenomenons such as hot water surplus or deficiency to take place; though storage water heater can come for different clients and family's multiple choices with water storage capacity product seriation way from small to large; but this not only fails fundamentally to solve substantive issue, but also has increased the difficulty of aspects such as manufacturing.4, can not resemble the quick-heating type 100% exceed the hot water rate and go out the hot water temperature even.Because storage water heater is to rely on the less electric heating device of volume at the bigger vessel in heating cold water of volume, and newly advance cold water propelling compressing hot water outside relying on and it could be discharged, cause heat to transmit the difference of circuit and contact area etc., therefore exist hot water " dead angle " and hot and cold water mixing phenomena inevitably, cause not only mixed turning cold and leaving over of hot water, going out the hot water rate reduces, and go out hot water sometimes hot and sometimes cold phenomenon is more arranged, along with institute's storage of water capacity increases, because of electric heater unit can not increase thereupon, above-mentioned phenomenon heals and becomes serious, and hot water supply quantity and quality clash between the two.Existing water storage closed electrical water heater has the two-tube both-end mode of heating of employing, can alleviate above-mentioned phenomenon to a certain extent and take place.This shows, the inconsistent existing water-storage electric heater with the strict opposition of quick-heating type, its existing design concept and tactic pattern are caused conflicting with unreasonable of being difficult to be in harmonious proportion, its ability that adapts to the actual life demand in concrete application process are seemed extremely reluctantly and passive.

For effectively, scientifically combine with quick-heating type and storage water heater two big class electric heaters, and fundamentally alleviate greatly water-storage electric heater intrinsic conflict and unreasonable, before this I once the patent " foot-operated two case integrated electric showers " of oneself application (patent No.: 97241692.7) and " multifunctional water-storage electric water-heating device " (number of patent application: correlative study was arranged 99245589.8), but exist all that switch is too many, complicated operation, continuous water supply need shortcomings such as preheating, electrical heating be concentrated inadequately.

The purpose of this utility model aims to provide and a kind ofly has quick-heating type electric water heater function and characteristics concurrently, can fully adapt to different home and the various variations that take place at any time thereof, use science, reasonable, simple, convenient changeable selection type closed electrical water heater.

The purpose of this utility model implementation is: changeable selection type closed electrical water heater, comprise gondola water faucet 1, water tank 3 etc., the water tank of being made up of three parts such as shell, heat-insulation layer, inner bags 3 is fixedly mounted on the load-bearing wall, the shower seat 2 that is used to place gondola water faucet 1 is fixed on water tank 3 wall on one side, water tank 3 inside are separated into separate left and right two parts, V by division board 7 _{A left side}Partial interior has electric heating tube 5, tempilstick 6, mozzle 4 etc., has road,

water hole

24,26 between the wall of bottom; V _RightPartial interior has electric heating tube 11, tempilstick 12,

mozzle

10,9 etc., and perforate 13,17 is arranged between the wall of bottom; Electric heating tube 5 and 11 connects the power supply heating and operates control by the guidance panel on water tank 3 shell surfaces 8 by attaching plug 16; Threeway 15,25, non-return relief valve 14, three adapters 23, special switch valve 21 etc. are arranged below the water tank 3, special switch valve 21 has apopore 20,

inlet opening

22,18,19, three joints of three adapters 23 join with

water hole

17,24,18 respectively, non-return relief valve 14 1 ends directly and water hole 13 join, gondola water faucet 1 joins by flexible pipe and water hole 20; Threeway 25 two ends and

water hole

26,22 between the two, and threeway 15 two ends and water hole 19, non-return relief valve 14 other ends are between the two, are connected respectively by hard tube, a remaining separately end of threeway 15,25 connects running water pipe and multichannel feed pipe respectively.

The utility model is described in detail in detail with reference to the accompanying drawings.

Accompanying drawing 1: the utility model operation principle and structural representation.

Accompanying drawing 2: the utility model electrical heating switch and electrical power distribution schematic diagram.

Accompanying drawing 3: special switch valve structure is formed schematic diagram.

Accompanying drawing 4: special switch valve pocket cylinder structure schematic diagram.

Accompanying drawing 5: accompanying drawing 4A-A profile.

Accompanying drawing 6: special switch valve plunger structural representation.

Accompanying drawing 7: accompanying drawing 6B-B profile.

Accompanying drawing 8: special switch valve operator guidance panel card shows figure.

With reference to accompanying drawing 1, mozzle 4,9 in water tank 3 left and right two parts all is made into coil spring shape, is individually fixed in the coil spring shape partial interior central authorities that electric heating tube 5 and tempilstick 6 on the water tank 3 and arranged on left and right sides end faces, electric heating tube 11 and tempilstick 12 etc. then stretch into mozzle 4,9 respectively; Each end such as

mozzle

4,9,10 is connected on the water holes such as 26,17,13, and the other end then stretches to V respectively _{A left side}Part upper left side, V _RightPart upper right side, V _RightThe part lower left.Water tank 3 above-mentioned structures can guarantee to form V _{A left side}, V _Right, V _Entirely=V _{A left side}+ V _RightBut Deng the storage water heater of three kinds of capacity and four kinds of selective uses of electric heater such as quick-heating type of a continuous effluent.

With reference to accompanying drawing 2, electric heating tube 5 and 11 electrical power form that to be second gear adjustable, optional, control their electric switch K ₁, K ₂, K ₃, K ₄And corresponding electrical power P ₁, P ₂, P ₃, P ₄, must guarantee separately the electrical heating V that exerts oneself _{A left side}/ P ₁, V _{A left side}/ P ₂Same V _Right/ P ₃, V _Right/ P ₄Between have wherein the two identical, for example: V _{A left side}/ P ₂=V _Right/ P ₃Selecting K for use like this ₂, K ₃As V _EntirelyDuring water-storage electric heater electrical heating switch, open simultaneously and use two switches can guarantee that temperature rises synchronously in water tank 3 left and right two parts, uniformity.Using by K ₁, K ₂, K ₃, K ₄During the quick-heating type electric water heater hot water without interruption formed Deng four electrical heating switches, can be by suitable switch, select above-mentioned four electric switches and electrical power corresponding adjust coolant-temperature gage with it.

With reference to accompanying drawing 3, special switch valve 21 comprises end cap 27, cover cylinder 32, plunger 33 etc., the inner apopore 20 that forms polywater chamber 28, special switch valve 21 open between its sidewall and end cap 27 screw threads that communicate with polywater chamber 28 close an end of cover cylinder 32, the other end of cover cylinder 32 is then had the operation display panel 34 of round perforate to cover by the center; Inner have the plunger 33 that cylindrical bore 31, end sealing, the other end have duct 31 outlets along center line and be placed on along in the circular hole road 37 that cover cylinder 32 inside center lines have, plunger 33 is with circular hole road 37 tight connectings and can rotate therein; By the stopper head 29 that big or small two ends are formed, it stretches in the duct 31 than the opening of small end by plunger 33 openends with externally threaded, and with duct 31 outlet inwalls on the internal thread that has interfix; Be in then excessive plunger 33 openends that cover of the stopper head 29 bigger ends of polywater chamber 28 inside and outside footpath sizes between duct 37 and polywater chamber 28 both internal diameters, can guarantee that like this stopper head 29 freely rotates in duct 37 with plunger 33, but the unlikely plunger 33 that allows 37 is operated display panel 34 and covers end and skid off and come off from the duct, and 30 are connected polywater chamber 28 with duct 31 along duct that stopper head 29 center lines have.See through the circular hole at operation display panel 34 centers, have the operation knob 36 of operate cue mark 35, by protruding the band internal thread circle hole groove that the base of a fruit and plunger 33 Closed End centres have and fix with externally threaded in the middle of it.Two water holes such as 38,39 that three holes such as the special switch valve inlet opening 18,19,22 that open between cover cylinder 32 sidewalls, communicates with duct 37 and opening communicate between plunger 33 sidewalls, with duct 31, the center line in above-mentioned five holes is all in same plane, and intersect at a central point (being O, the O ＇ point in the accompanying drawing 5,7) jointly with both center lines of duct 37,31,

water hole

18,19,22 3 center lines are mutually 120 ° of angles, and 38, the 39 liang of center lines in water hole are mutually 90 ° of angles.In above-mentioned common plane (being A-A section or B-B section), the arc section that the central cross-section of each water hole center line of process and duct 37 circumferential inner wall faces are surrendered mutually (for example With

) the angle number of degrees of the total relatively corresponding formation of central point (being O or O ＇ point) institute are the aperture in each water hole, the aperture in above-mentioned five

holes

18,19,22,38,39 is 30 °.

With reference to accompanying drawing 1,3,8, what operator guidance panel 34 was shown is: turning clockwise 90 ° with water hole 38 center lines promptly obtains it and is become 90 ° of angles with water hole 39 center lines, operation knob 36 and cue mark 35 centre symmetry line and water hole 38 center lines coincide and do two actual conditions form the basis such as rotation synchronously, operation knob 36 rotates a circle, and the corresponding gondola water faucet 1 that uses every kind of water heater to note goes out aqueous condition, it respectively is three operating spaces of 120 ° of angles that whole card is divided into: operating space, the left side, operating space, the right, complete fast operating space, each is distinguished corresponding electric heater and is respectively V _{A left side}Water-storage electric heater, V _RightWater-storage electric heater, V _Entirely=V _{A left side}+ V _RightWater-storage electric heater and quick-heating type electric water heater, for ease of memory, each operating space is consistent substantially with pairing electric heater particular location.Each district is divided into corresponding angle again and is four districts of 30 °; This district's function adjusting variation tendency is promptly represented in water-mixing temperature regulatory region, cold water Flow-rate adjustment district, hot water flow regulatory region, closed zone, pass, the trend of painted half arrow.

With reference to accompanying

drawing

1,3,5,7,8, the utility model operation principle is: to use V _RightWater-storage electric heater presents a demonstration and is illustrated, and this moment, operation knob 36 and cue mark 35 were in operator guidance panel 34 centers also up, water tank 3V _RightHot water in the part is through mozzle 9, delivery port 17, three take over 23, inlet opening 18 enters in the special switch valve 21, because this moment, water hole 38 overlapped with water hole 18, hot water enters in plunger 33 ducts 31, and further through stopper head 29 ducts 30, polywater chamber 28, apopore 20 and arrive gondola water faucet 1 ejection, therefore water hole 39 is closed the time, gondola water faucet 1 sprays the hot water flow maximum at this moment, temperature is the highest, reduce temperature as need, clockwise rotate operation knob 36, water hole 38 overlaps angle and reduces with water hole 18, hot water flow diminishes, meanwhile, 39 in water hole is from closed state then coincide with water hole 19 parts, outside cold water from the beginning begins immediately through the water hole 19, mix in 39 ducts 31 that enter in the plunger 33 and with hot water, reduce the leaving water temperature purpose thereby reach, again because

water hole

38,18,39,19 aperture unanimities, water hole 38 equates with the registration that water hole 19 increases with water hole 39 substantially with the registration that water hole 18 reduces, thereby mixed hot and cold water total flow keeps constant substantially, can satisfy the shower requirement fully, when being rotated further, operation knob 36 enters cold water area, at this moment water hole 18 is closed, along with after water hole 39 and water hole 19 overlap, then registration reduces again gradually, correspondingly the cold water flow diminishes again after arriving maximum gradually, up to stopping fully, closing closed

zone

18,19,38,39 all are closed, and gondola water faucet 1 does not have water to flow out, again,

water hole

39,18 still are closed, and water hole 38 beginnings coincide with water hole 19, thereby the cold water that gondola water faucet 1 flows out again gradually from small to large.Other three kinds of operation of electric water heater methods are the same basic identical, and releasing pressure automatically ensured safety V in the time of can preventing from not have running water again when non-return relief valve 14 both can guarantee external hydraulic pressure superpressure _RightWater storage is flow backwards in the part.

Because V _{A left side}, V _Right, V _EntirelyThree kinds of big I of water-storage electric heater pondage during respectively at shower such as 1 people, 2 people, 3 people the hot water consumption give rationally determining V for example _{A left side}=18 _Rise, V _Right=35 _Rise, V _Entirely=53 liters; When above shower of 3 people and multichannel water supply, can use the quick-heating type electric water heater of continuous effluent quick again, timely, endless hot-water supply, therefore the utility model can fully adapt to social different home and the various concrete variation of generation at any time thereof, and use science, reasonable, easy and simple to handle; Again because the general maximum of hot water amount that adds of the single heater correspondence of the utility model is no more than 35 liters, so water is heated evenly, no hot water dead angle, and sometimes hot and sometimes cold phenomenon significantly reduces.This shows that the utility model is a water storage closed electrical water heater truly.

Claims

1, changeable selection type closed electrical water heater, comprise the water tank (3) of gondola water faucet (1), band division board etc., the water tank of being made up of three parts such as shell, heat-insulation layer, inner bags (3) is fixed on the load bearing wall, and the shower seat (2) that is used to place gondola water faucet 1 is fixed on water tank (3) wall on one side; It is characterized in that water tank (3) inside is separated into separate left and right two parts, V by division board 7 _{A left side}Partial interior has electric heating tube (5), tempilstick (6), mozzle (4) etc., has water hole (24), (26) between the wall of bottom; V _RightPartial interior has electric heating tube (11), side temperature rod (12), mozzle (10), (9) etc., have hole (13), (17) between the wall of bottom, heat by attaching plug (16) external power supply electric heating tube (5) and (11), and by the operation of the guidance panel (8) on water tank (3) shell surface control; Threeway (15) is arranged below the water tank (3), (25), non-return relief valve (14), three take over (23), special switch valve (21) etc., special switch valve (21) has apopore (20), inlet opening (22), (18), (19) etc., three three joints taking over (23) respectively with water hole (17), (24), (18) join, one end of non-return relief valve (14) directly and water hole (13) join, gondola water faucet 1 communicates with water hole (20) by flexible pipe, threeway (25) two ends and water hole (26), (22) between the two, and threeway (15) two ends and water hole (19), non-return relief valve (14) other end between the two, be connected threeway (15) respectively by hard tube, (25) a remaining separately end connects running water pipe and multichannel feed pipe respectively.

2, electric heater according to claim 1, it is characterized in that mozzle (4), (9) all are made into coil spring shape, be individually fixed in the coil spring shape portion central interior that electric heating tube (5) and tempilstick (6) on water tank (3) the and arranged on left and right sides end face, electric heating tube (11) and tempilstick (12) then stretch into mozzle (4), (9) respectively; Mozzle (4), (9), (10) end separately are connected with three water holes such as (26), (17), (13) respectively, and the other end then stretches to V respectively separately _{A left side}Part upper left side, V _RightPart upper right side, V _RightThe part lower left.

3, electric heater according to claim 1, the electrical power that it is characterized in that electric heating tube (5) and (11) forms that to be second gear adjustable, optional, and the ratio of the electrical power that the volume of each heating tube part of living in is herewith controlled one of in the middle of heating tube two gear switch, the ratio of the electrical power of herewith being controlled one of in the middle of heating tube two gear switch with the volume of another heating tube part of living in has equal value in the middle of both.

4, electric heater according to claim 1, it is characterized in that special switch valve (21) comprises end cap (27), cover cylinder (32), plunger (33) etc., the inner apopore (20) that forms polywater chamber (28), special switch valve (21) open between its sidewall and end cap (27) screw thread that communicates with polywater chamber (28) close an end of cover cylinder (32), the other end of cover cylinder (32) is then covered by the round-meshed operation display panel in center (34); Inner have the plunger (33) that cylindrical bore (31), end sealing, the other end have duct (31) outlet, be placed in the cylindrical bore (37) that has along cover cylinder (32) inside center line along center line, and tight connecting each other; By the stopper head (29) that big or small two ends are formed, it stretches in the duct (31) than the opening of small end by plunger (33) openend with externally threaded, and interfixes with internal thread that duct (31) outlet has on the inwall; Be in then excessive plunger (33) openend that covers of stopper head (29) the bigger end of inside and outside footpath, polywater chamber (28) size between duct (37) and both internal diameters of polywater chamber (28), polywater chamber (28) be connected with duct (31) along the duct (30) that stopper head (29) center line has; See through the circular hole at operation display panel (34) center, have the operation knob (36) of operation cue mark (35), be fixed in the band internal thread circle hole groove in plunger (33) Closed End centre with externally threaded protrusion the base of a fruit by it.

5, electric heater according to claim 4, five water holes such as the inlet opening (38) that special switch valve inlet opening (18), (19), (22) that it is characterized in that out between cover cylinder (32) sidewall, communicate with duct (37) and opening communicate between plunger (33) sidewall, with duct (31), (39), its center line is all in same plane, and intersect at a central point jointly with duct (37), (31) both center lines, water hole (18), (19), (22) three center lines are mutually 120 ° of angles, and water hole (38), (39) two center lines are mutually 90 ° of angles.

6, electric heater according to claim 5, it is characterized in that five water holes such as (18), (19), (22), (38), (39), the five water hole central cross-sections that are in the total plane of five water hole center lines intersect the five arc sections that obtain with duct (37) internal face respectively, are 30 ° with respect to the five angle number of degrees of the total central point of five water hole center lines institute correspondence formation.