CN108626895A - A method of to wall-mounted twoport solar energy heat accumulating pipe scale removal - Google Patents

A method of to wall-mounted twoport solar energy heat accumulating pipe scale removal Download PDF

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CN108626895A
CN108626895A CN201810440008.8A CN201810440008A CN108626895A CN 108626895 A CN108626895 A CN 108626895A CN 201810440008 A CN201810440008 A CN 201810440008A CN 108626895 A CN108626895 A CN 108626895A
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water
scale removal
heat accumulating
pipe
accumulating pipe
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CN108626895B (en
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唐织贵
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers

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Abstract

The invention discloses a kind of methods to wall-mounted twoport solar energy heat accumulating pipe scale removal, include the following steps:Preparation, structure scaler system, heat cycles water, the total water capacity of estimation and addition remove the appropriate lemon sour solvent of incrustation scale, scale removal, the effect of scale removal, scale removal completion.Fair water cone cooperation other component of the present invention uses, the new scaler system of composition will provide new solution for the scale removal problem of the solar energy heat accumulating pipe of solar water heater existing and currently in use, largely alleviates labor intensity and saves the scale removal time.

Description

A method of to wall-mounted twoport solar energy heat accumulating pipe scale removal
Technical field
The present invention relates to descalling technique fields, and in particular to a kind of side to wall-mounted twoport solar energy heat accumulating pipe scale removal Method.
Background technology
Since solar water heater comes into huge numbers of families, convenient, energy-saving and environmental protection superior functions become everybody and most like One of household electrical appliance of love also make itself to occupy top-priority status in the desire to purchase of each family of society, that is to say, that Electric appliance is added when either new home completion or marriage are got married, solar water heater, which must be for everyone, can go to consider to buy One of household electrical appliances.
Solar water heater be by its be arranged in solar energy heat accumulating pipe below water butt absorb in sunlight thermal energy come Cold water in heating tube rises to water butt upper layer using hot water automatically, water butt lower layer cold water is sunk in heat accumulating pipe naturally And constantly hydronic principle is taken a shower the hot water that uses to generate suitable for people.Top is stored in when not having to hot water temporarily Water butt in it is spare.So-called " no man is perfect, the endless U.S. of object ", any type electric appliance has its advantage to be also impossible to not lack The characteristics of point, solar water heater is due to its " water storage ", so that the water stored by its inside is constantly in, " heating -- use lacks Water -- water filling cooling -- reheats " the variation of cold and hot cold cycling water temperature in, in particular at night, solar energy heat accumulating pipe can not The water in pipe is heated again, the water in pipe is also at opposing stationary state, and with being gradually reduced for water temperature, incrustation scale is just slowly Be formed and adhered on the inner wall of solar energy heat accumulating pipe, the scale particles in water butt are also because gravity factor sinks to heat build-up Pipe is accumulated, and is so accumulated over a long period, and in the past when 5 to 6 years, the appearance heat absorption efficiency that solar water heater will be slowly is low (main The reason is that the scale crust of heat build-up inside pipe wall has obstructed the transmission of thermal energy), the phenomenon that auxiliary electrical heater system frequent starting.At this moment Rational scale removal measure, which must be taken, just to the inside especially heat accumulating pipe of water heater can make solar water heater restore to inhale again Receive the ability of solar energy.
There are two types of traditional manual scale removal methods:It is deactivated first, first powering off water heater, by scale removal medicament or medicinal powder from too Inside the super water level drain hole injection water heater of positive energy water heater, (can not intuitively it be seen after the natural dissolving of two to three days See internal incrustation scale solute effect), the artificial whole liquid medicine in water heater inside that are discharged (are physically located in the heat accumulating pipe of water heater lower part Liquid medicine can not be discharged), inject repeatedly after clean tap water is rinsed raffinate, you can be continuing with.Second is that first will Water heater power-off deactivates, and the artificial water being discharged in water storage barrel of heater one by one removes heat accumulating pipe from water heater, dilute The lysates such as hydrochloric acid pour into pipe and clog nozzle with stopper, reverse heat accumulating pipe repeatedly, its internal incrustation scale is made to dissolve, general 15 points Clock or so can dispose the incrustation scale inside a heat accumulating pipe.For the solar water heater of 18 to 20 pipes, one ripe Heat accumulating pipe is all removed by hand and then carries out scale removal respectively, is refilled back and is probably needed 4 to 5 hours.The advantages of this method is It can intuitively see whether the incrustation scale inside liner is fully erased, the disadvantage is that dilute hydrochloric acid is harmful to human body and environment, to heat build-up Whether the heat absorbing coating of pipe liner is harmful to be still not clear.
The disclosure of background above technology contents is only used for design and the technical solution that auxiliary understands the present invention, not necessarily The prior art for belonging to present patent application, no tangible proof show the above present patent application the applying date In the case of disclosed, above-mentioned background technology should not be taken to the novelty and creativeness of evaluation the application.
Invention content
Present invention aims at solve the problems, such as that existing traditional manual descaling method is time-consuming and laborious.
For this purpose, the present invention proposes a kind of method to wall-mounted twoport solar energy heat accumulating pipe scale removal, include the following steps:
(1) preparation:The attaching plug of solar water heater is pulled from power outlet, by water storage barrel of heater Lower section is closed into and out of water valve, and the loose joint between the heat build-up tube assembly and water butt of balcony or outdoor wall is dismantled, wall is made Hanging component is detached with host connection, is opened mudhole and is discharged the water in pipe fitting;During discharging water, the dedicated heat build-up of scale removal Pipe put pipe support be placed in it is spare in hall;
(2) it connects:After discharging water, heat build-up tube assembly is removed into careful decomposition from fixed position, inside heat accumulating pipe It pours out in the incrustation scale fragment of the state of loosening, then the careful special mating foamed plastic that is placed on of heat accumulating pipe is put on pipe support, The solar water heater heat accumulating pipe scale removal water conservancy diversion cap member more bigger than heat build-up pipe outside diameter:Cap body, bottom cover, water seal are from fitting case In take out, first shut the silicone tube doubling of the water outlet at the top of cap body and with nylon cable tie, first bottom cover thread when assembling Mouth packs into heat build-up tube head outer circle upward, then rubber water sealing groove is set to upwards above bottom cover, then cap body is entangled heat build-up Pipe nozzle is gently pressed into water seal in the groove of cap body lower part, and finally bottom cover is tightened at the lower section thread of cap body, one by one will After needing the heat accumulating pipe both ends of scale removal all to put on fair water cone, connected successively by heat accumulating pipe is end to end using mating heat-proof silica gel pipe Each heat accumulating pipe is connect, i.e., with heat-proof silica gel pipe the water inlet of any one fair water cone of first heat accumulating pipe and going out for scaler The mouth of a river connects, the water inlet of that fair water cone of other end and any one of second heat accumulating pipe fair water cone water inlet phase Even, the water inlet of second heat accumulating pipe another fair water cone is connected with third root heat accumulating pipe fair water cone, and so on connect completely Portion is placed on the heat accumulating pipe put on pipe support, the last one fair water cone interface is then connected with the return pipe of scaler, is allowed to form one A semi-enclosed water circulation system;
(3) heat cycles water:Enough clear water are added to solution tank, opens battery main switch, starts water pump first, each poly- Filled in heat pipe and need before water constantly to add clear water in solution tank, until solution tank refluxing opening have lasting water reflux and After solution tank keeps 2/3rds stable water levels, just stop that clear water is added and opens electrical heating to switch, allows entire water cyclic system System adjusts heating and temperature control knob and points to 85-90 DEG C in constantly cycle and continuous heating state.When water temperature heating is to 50 DEG C The required scale remover of scale removal can be added in left and right.
(4) estimate that total water capacity, addition remove the appropriate lemon sour solvent of incrustation scale:The scale removal for carrying out heat accumulating pipe liner, is removed Above-mentioned circulation connection is outer, another key point is exactly the concentration proportioning of acid flux material:Every liter of water is added 40-60 grams Scale remover;
(5) temperature dissolves after room temperature is heated to 70 DEG C incrustation scale, and solution rate is most fast when reaching 90 DEG C, this time needs A hour is wanted, using can first close heating power supply switch after the continued dissolution scale removal of a hour, allows water circulation system In water slowly reduce water temperature in scale removal cycle, by the discharging system of scaler system by the lemon in solution tank after half an hour A part of solution is discharged in acid solution, while cold water is added to reduce water temperature to 40 DEG C hereinafter, stopping pump operation, removes the respectively The fair water cone of one and last root heat accumulating pipe carries out visual observations scale removal effect, if it is the solar energy for having used 10 years or more Water heater then needs suitably to increase the electrically heated time, and total scale removal time can continue 3 hours or so;
(6) effect of scale removal:Under normal circumstances, i.e., acid solution concentration and temperature all meet above-mentioned condition, more heat build-ups The scale removal water circulation system that pipe combines can all reach fully erased heat build-up inside pipe wall incrustation scale after having run two hours Purpose;Typically by the range estimation effect of last root heat accumulating pipe to determine whether scale removal work is completed, if it find that finally A piece heat accumulating pipe still has a small amount of incrustation scale, can continue the fair water cone observation scale removal effect for removing an intermediate heat accumulating pipe, if effect Fruit does not reach continuation and looks for forward, reaches effect and looks for backward, do not reach several of scale removal effect reconnect according to The operation of above-mentioned second step rejoins lemon granulates and continues scale removal work, certainly, needs the heat accumulating pipe of scale removal fewer, The temperature promotion of acid solution in scaler solution tank is faster, and the time used is fewer;
(7) completion of scale removal:The effective clear water of heat build-up for completing scale removal task is cleaned one by one and installs back heat accumulating pipe group On part holder, the pipeline of water heater host water butt is reconnected, is plugged in solar water heater after installing, by new Again upper water can normal use for use operation after dress.
Further, solar water heater heat accumulating pipe scale removal fair water cone described in step (2) has several, the solar energy Water heater heat accumulating pipe scale removal fair water cone includes cap body, water seal, bottom cover and diversion pipe, the cap body upper end be provided with water inlet and Water outlet, the water seal are set between cap body and bottom cover, and the cap body, water seal, bottom cover three are connected by diversion pipe.
Further, the cap body is up big and down small hollow and under shed object, and lower open end has outer spiral shell Tooth, the object are cylinder.
Further, the inlet end and water outlet end are both provided with external screw teeth.
Further, the inlet and outlet are 1.
Further, the water seal is circular caoutchouc elasticity sealing element.
Further, the bottom cover is with internal screw thread, the intermediate lid cylinder for opening circular hole, the internal screw thread of the bottom cover With the external screw teeth of cap body lower open end is mating to be interlocked through knob.
Further, described diversion pipe one end is connected with the water inlet inner end interior tooth on cap body top.
Further, the diversion pipe is plastic hollow pipe.
Further, scale remover described in step (3) is food-grade environment-friendly type solvent lemon granulates.
The beneficial effect of the present invention compared with the prior art includes:
1, fair water cone cooperation other component of the present invention uses, and the feature of the new scaler system maximum of composition is so that current city The batch scale removal measure of mechanization may be used in the overwhelming majority current solar energy heat accumulating pipes used in field, and the scale removal time is made to contract significantly It is short, allow scale removal effect intuitively visually can complete remaining waste liquid environmental protection and public nuisance free after scale removal work.
2, fair water cone of the present invention cooperation other component uses, the new scaler system of composition will be it is existing and it is currently in use too The scale removal problem of the solar energy heat accumulating pipe of positive energy water heater provides new solution, largely alleviates labor intensity With save the scale removal time.
3, fair water cone cooperation other component of the present invention uses, and the material that the new scaler system of composition uses is heat resistant plastice, The method of manufacture is the traditional handicraft of injection molding demoulding, and it is of low cost for the acquirement of material and the making of finished product to be that raw material is easy to get And easily mass production.
4, fair water cone cooperation other component of the present invention uses, and the new scaler system of composition, descaling method is simple, connection side Just, as long as slightly learning for most of be engaged in for the people of solar water heater scale removal industry, the study of half an hour adds practicality It can skilled operation.
Description of the drawings
Fig. 1 is the structural schematic diagram to wall-mounted twoport solar energy heat accumulating pipe scaler system of the present invention.
Fig. 2 is solar water heater heat accumulating pipe scale removal fair water cone structural schematic diagram.
Specific implementation mode
With reference to embodiment and compares attached drawing invention is further described in detail.It is emphasized that Following the description is only exemplary, the range being not intended to be limiting of the invention and its application.
As Super high-rise dwelling house building develops to counties and districts' grade, the resident family of same storied building is more and more, and only the space of roof has been The common occupation of land demand of solar water heater is installed through cannot be satisfied everybody, therefore, wall-mounted (or balcony type) solar heat Hydrophone is also by the world in fashion.Schedule has also just so been put on for the scale removal of this novel solar water heater, has proposed one here A method that scale removal is carried out to its heat accumulating pipe using aforementioned " scale removal fair water cone ".
Method And Principle:Scale removal fair water cone has two Inlet and outlet water interfaces, and water outlet therein sebific duct doubling is bound Method blocks, and makes its " change " at single hole fair water cone;Then the both ends of dual-opening type heat accumulating pipe fair water cone is sleeved on (not having to insert at this time Connect diversion pipe) it just becomes and can control the glass pipe of water (flow) direction, when we are more such heat accumulating pipe head and the tail phases String even together, and accesses in the forced circulation water system of scaler, just at a safe and reliable, energy-saving and environment-friendly heat build-up Pipe scaler system.
Embodiment one
As shown in Figure 1, 2, one kind is to wall-mounted twoport solar energy heat accumulating pipe scaler system, including solution tank 1, electric heating tube 2, water pump 3, efferent duct 4, solar water heater heat accumulating pipe scale removal fair water cone 5, heat accumulating pipe 6, return duct 7, the solution tank 1 Bottom is equipped with electric heating tube 2, and 3 one end of the water pump connects the water inlet of solution tank 1, the connection output of 3 other end of the water pump Pipe 4, the efferent duct 4 connect the water inlet of solar water heater heat accumulating pipe scale removal fair water cone 5, and the solar water heater is poly- Heat pipe scale removal fair water cone 5 connects heat accumulating pipe 6, and 7 one end of the return duct connects solar water heater heat accumulating pipe scale removal water conservancy diversion 5 water outlet of cap, 7 other end of the return duct connect solution tank 1.
The solar water heater heat accumulating pipe scale removal fair water cone 5 has several, the solar water heater heat accumulating pipe scale removal Include cap body 51, water seal 52, bottom cover 53 and diversion pipe 54 with fair water cone 5,51 upper end of the cap body is provided with water inlet 511 and goes out The mouth of a river 512, the water seal 52 are set between cap body 51 and bottom cover 53, and the cap body 51, water seal 52,53 three of bottom cover are by leading Flow tube 54 is connected.
The cap body 51 is up big and down small hollow and under shed object, and lower open end has external screw teeth, described Object is cylinder.
The inlet end and water outlet end are both provided with external screw teeth.
The inlet and outlet are 1.
The water seal 52 is circular caoutchouc elasticity sealing element.
The bottom cover is with internal screw thread, the intermediate lid cylinder for opening circular hole, the internal screw thread and cap body of the bottom cover 53 The external screw teeth of lower open end is mating to be interlocked through knob.
54 one end of the diversion pipe is connected with the water inlet inner end interior tooth on cap body top.
The diversion pipe 54 is plastic hollow pipe.
The descaling method to wall-mounted twoport solar energy heat accumulating pipe scaler system includes the following steps:
1, preparation:The attaching plug of solar water heater is pulled from power outlet, by water storage barrel of heater Lower section is closed into and out of water valve, and the loose joint between the heat build-up tube assembly and water butt of balcony or outdoor wall is dismantled, wall is made Hanging component is detached with host connection, is opened mudhole and is discharged the water in pipe fitting;During discharging water, the dedicated heat build-up of scale removal Pipe put pipe support be placed in it is spare in hall;
2, it connects:After discharging water, heat build-up tube assembly is removed into careful decomposition from fixed position, is in heat accumulating pipe inside The incrustation scale fragment of loosening state is poured out, and then the careful special mating foamed plastic that is placed on of heat accumulating pipe is put on pipe support, The solar water heater heat accumulating pipe scale removal water conservancy diversion cap member more bigger than heat build-up pipe outside diameter:Cap body, bottom cover, water seal are from fitting case It takes out and (needs to use the big conversion head that becomes smaller when the outer diameter of heat accumulating pipe is less than one specification grade of fair water cone cap body), first cap The silicone tube doubling of water outlet at the top of body is simultaneously shut with nylon cable tie, and bottom cover thread mouth is first packed into heat accumulating pipe upward when assembling Then head outer circle is upwards set to rubber water sealing groove above bottom cover, then cap body is entangled heat accumulating pipe nozzle and (does not have to insert at this time Connect diversion pipe), gently water seal is pressed into the groove of cap body lower part, finally bottom cover is tightened at the lower section thread of cap body, by After the heat accumulating pipe both ends for needing scale removal are all put on fair water cone by one, using mating heat-proof silica gel pipe by heat accumulating pipe it is end to end come according to Each heat accumulating pipe of secondary connection, i.e., with heat-proof silica gel pipe the water inlet and scaler of any one fair water cone of first heat accumulating pipe Water outlet connection, any one fair water cone water inlet of the water inlet of that fair water cone of other end and second heat accumulating pipe Be connected, the water inlet of second heat accumulating pipe another fair water cone is connected with third root heat accumulating pipe fair water cone, and so on connected It is totally placed in the heat accumulating pipe put on pipe support, the last one fair water cone interface is then connected with the return pipe of scaler system, is allowed to shape At a semi-enclosed water circulation system;
3, heat cycles water:Enough clear water are added to solution tank, open battery main switch, start water pump first (in scale removal Machine refluxing opening does not have to forbid to open electrical heating switch before return water), it is needed before filling water in each heat accumulating pipe constantly molten Liquid bucket adds clear water, until scaler system refluxing opening has lasting water reflux and keeps 2/3rds stable water levels in solution tank Afterwards, just stop that clear water is added and open electrical heating switch, entire water circulation system is allowed to be in constantly cycle and continuous heating state, It adjusts heating and temperature control knob and points to 90 DEG C.When the required food-grade of scale removal can be added to 50 DEG C or so in water temperature heating Environment-friendly type solvent lemon granulates;
4, estimate that total water capacity, addition remove the appropriate lemon sour solvent of incrustation scale:The scale removal for carrying out heat accumulating pipe liner, in addition to Above-mentioned circulation connection is outer, another key point is exactly that (suitable solvent strength can for the concentration proportioning of acid flux material Reach scale removal purpose again and can save material and avoid wasting);60 grams of food-grade environment-friendly type solvent citric acid is added in every liter of water Grain, this be a process over 2 years continuous scale removal put into practice obtained reasonable data.About the water capacity in estimation water circulation system Product gives a reference method here:Water capacity [radius squared (mm) X3.14X heat build-up length of tube of liner of every heat accumulating pipe (mm)] X heat accumulating pipes quantity+scaler solution tank water capacity (about 20 liters);
5, the assurance of scale removal time:Under normal circumstances, the solar water heater for having used 5 years or so, when water temperature from Room temperature (generally requires half an hour) after being heated to 70 DEG C, and incrustation scale starts to dissolve, and solution rate is most fast when reaching 90 DEG C, this time A hour is needed, using can first close heating power supply switch after the continued dissolution scale removal of a hour, allows water cyclic system Water in system slowly reduces water temperature in scale removal cycle, by the discharging system of scaler system by the lemon in solution tank after half an hour A part of solution is discharged in lemon acid solution, at the same be added cold water with reduce water temperature to 40 DEG C or less (for scald preventing, usable electronics Thermometer carries out thermometric), stop pump operation, the fair water cone for removing first and last root heat accumulating pipe respectively carries out range estimation sight Examine scale removal effect.If it is the solar water heater for having used 10 years or more, then needs suitably to increase the electrically heated time, always remove The dirty time can continue 3 hours or so.
6, the effect of scale removal:(i.e. acid solution concentration and temperature all meet above-mentioned condition) under normal circumstances, more heat build-ups The scale removal water circulation system that pipe combines can all reach fully erased heat build-up inside pipe wall incrustation scale after having run two hours Purpose;Typically by the range estimation effect of last root heat accumulating pipe to determine whether scale removal work is completed, if it find that finally A piece heat accumulating pipe still has a small amount of incrustation scale, can continue the fair water cone observation scale removal effect for removing an intermediate heat accumulating pipe, if effect Fruit does not reach continuation and looks for forward, reaches effect and looks for backward, do not reach several of scale removal effect reconnect according to The operation of above-mentioned second step rejoins food-grade environment-friendly type solvent lemon granulates and continues scale removal work, certainly, needs The heat accumulating pipe of scale removal is fewer, and the temperature promotion of the acid solution in the solution tank of scaler system is faster, and the time used gets over It is few;
7, the completion of scale removal:The effective clear water of heat build-up for completing scale removal task is cleaned one by one and installs back heat build-up tube assembly On holder, the pipeline of water heater host water butt is reconnected, is plugged in solar water heater after installing, by new clothes Again upper water can normal use for use operation afterwards.
8, health and environmental protection:The solvent used due to this method works as scale removal for food-grade environment-friendly type solvent lemon granulates After, directly in discharging of waste liquid to municipal drainage system any pollution can will not be generated to environment, and after scale removal Heat accumulating pipe slightly can be once reinstalled on heat accumulating pipe assembly support with clear water flushing, it is not necessary to worry that residual lysate produces human body Raw any harm.
Embodiment two
As shown in Figure 1, 2, one kind is to wall-mounted twoport solar energy heat accumulating pipe scaler system, including solution tank 1, electric heating tube 2, water pump 3, efferent duct 4, solar water heater heat accumulating pipe scale removal fair water cone 5, heat accumulating pipe 6, return duct 7, the solution tank 1 Bottom is equipped with electric heating tube 2, and 3 one end of the water pump connects the water inlet of solution tank 1, the connection output of 3 other end of the water pump Pipe 4, the efferent duct 4 connect the water inlet of solar water heater heat accumulating pipe scale removal fair water cone 5, and the solar water heater is poly- Heat pipe scale removal fair water cone 5 connects heat accumulating pipe 6, and 7 one end of the return duct connects solar water heater heat accumulating pipe scale removal water conservancy diversion 5 water outlet of cap, 7 other end of the return duct connect solution tank 1.
The solar water heater heat accumulating pipe scale removal fair water cone 5 has several, the solar water heater heat accumulating pipe scale removal Include cap body 51, water seal 52, bottom cover 53 and diversion pipe 54 with fair water cone 5,51 upper end of the cap body is provided with water inlet 511 and goes out The mouth of a river 512, the water seal 52 are set between cap body 51 and bottom cover 53, and the cap body 51, water seal 52,53 three of bottom cover are by leading Flow tube 54 is connected.
The cap body 51 is up big and down small hollow and under shed object, and lower open end has external screw teeth, described Object is cylinder.
The inlet end and water outlet end are both provided with external screw teeth.
The inlet and outlet are 1.
The water seal 52 is circular caoutchouc elasticity sealing element.
The bottom cover is with internal screw thread, the intermediate lid cylinder for opening circular hole, the internal screw thread and cap body of the bottom cover 53 The external screw teeth of lower open end is mating to be interlocked through knob.
54 one end of the diversion pipe is connected with the water inlet inner end interior tooth on cap body top.
The diversion pipe 54 is plastic hollow pipe.
The descaling method to wall-mounted twoport solar energy heat accumulating pipe scaler system includes the following steps:
1, preparation:The attaching plug of solar water heater is pulled from power outlet, by water storage barrel of heater Lower section is closed into and out of water valve, and the loose joint between the heat build-up tube assembly and water butt of balcony or outdoor wall is dismantled, wall is made Hanging component is detached with host connection, is opened mudhole and is discharged the water in pipe fitting;During discharging water, the dedicated heat build-up of scale removal Pipe put pipe support be placed in it is spare in hall;
2, it connects:After discharging water, heat build-up tube assembly is removed into careful decomposition from fixed position, is in heat accumulating pipe inside The incrustation scale fragment of loosening state is poured out, and then the careful special mating foamed plastic that is placed on of heat accumulating pipe is put on pipe support, The solar water heater heat accumulating pipe scale removal water conservancy diversion cap member more bigger than heat build-up pipe outside diameter:Cap body, bottom cover, water seal are from fitting case It takes out and (needs to use the big conversion head that becomes smaller when the outer diameter of heat accumulating pipe is less than one specification grade of fair water cone cap body), first cap The silicone tube doubling of water outlet at the top of body is simultaneously shut with nylon cable tie, and bottom cover thread mouth is first packed into heat accumulating pipe upward when assembling Then head outer circle is upwards set to rubber water sealing groove above bottom cover, then cap body is entangled heat accumulating pipe nozzle and (does not have to insert at this time Connect diversion pipe), gently water seal is pressed into the groove of cap body lower part, finally bottom cover is tightened at the lower section thread of cap body, by After the heat accumulating pipe both ends for needing scale removal are all put on fair water cone by one, using mating heat-proof silica gel pipe by heat accumulating pipe it is end to end come according to Each heat accumulating pipe of secondary connection, i.e., with heat-proof silica gel pipe the water inlet and scaler of any one fair water cone of first heat accumulating pipe Water outlet connection, any one fair water cone water inlet of the water inlet of that fair water cone of other end and second heat accumulating pipe Be connected, the water inlet of second heat accumulating pipe another fair water cone is connected with third root heat accumulating pipe fair water cone, and so on connected It is totally placed in the heat accumulating pipe put on pipe support, the last one fair water cone interface is then connected with the return pipe of scaler system, is allowed to shape At a semi-enclosed water circulation system;
3, heat cycles water:Enough clear water are added to solution tank, open battery main switch, start water pump first (in scale removal Machine refluxing opening does not have to forbid to open electrical heating switch before return water), it is needed before filling water in each heat accumulating pipe constantly molten Liquid bucket adds clear water, until scaler system refluxing opening has lasting water reflux and keeps 2/3rds stable water levels in solution tank Afterwards, just stop that clear water is added and open electrical heating switch, entire water circulation system is allowed to be in constantly cycle and continuous heating state, It adjusts heating and temperature control knob and points to 87 DEG C.When the required food-grade of scale removal can be added to 50 DEG C or so in water temperature heating Environment-friendly type solvent lemon granulates;
4, estimate that total water capacity, addition remove the appropriate lemon sour solvent of incrustation scale:The scale removal for carrying out heat accumulating pipe liner, in addition to Above-mentioned circulation connection is outer, another key point is exactly that (suitable solvent strength can for the concentration proportioning of acid flux material Reach scale removal purpose again and can save material and avoid wasting);45 grams of food-grade environment-friendly type solvent citric acid is added in every liter of water Grain, this be a process over 2 years continuous scale removal put into practice obtained reasonable data.About the water capacity in estimation water circulation system Product gives a reference method here:Water capacity [radius squared (mm) X3.14X heat build-up length of tube of liner of every heat accumulating pipe (mm)] X heat accumulating pipes quantity+scaler solution tank water capacity (about 20 liters);
5, the assurance of scale removal time:Under normal circumstances, the solar water heater for having used 5 years or so, when water temperature from Room temperature (generally requires half an hour) after being heated to 70 DEG C, and incrustation scale starts to dissolve, and solution rate is most fast when reaching 90 DEG C, this time A hour is needed, using can first close heating power supply switch after the continued dissolution scale removal of a hour, allows water cyclic system Water in system slowly reduces water temperature in scale removal cycle, by the discharging system of scaler system by the lemon in solution tank after half an hour A part of solution is discharged in lemon acid solution, at the same be added cold water with reduce water temperature to 40 DEG C or less (for scald preventing, usable electronics Thermometer carries out thermometric), stop pump operation, the fair water cone for removing first and last root heat accumulating pipe respectively carries out range estimation sight Examine scale removal effect.If it is the solar water heater for having used 10 years or more, then needs suitably to increase the electrically heated time, always remove The dirty time can continue 3 hours or so.
6, the effect of scale removal:(i.e. acid solution concentration and temperature all meet above-mentioned condition) under normal circumstances, more heat build-ups The scale removal water circulation system that pipe combines can all reach fully erased heat build-up inside pipe wall incrustation scale after having run two hours Purpose;Typically by the range estimation effect of last root heat accumulating pipe to determine whether scale removal work is completed, if it find that finally A piece heat accumulating pipe still has a small amount of incrustation scale, can continue the fair water cone observation scale removal effect for removing an intermediate heat accumulating pipe, if effect Fruit does not reach continuation and looks for forward, reaches effect and looks for backward, do not reach several of scale removal effect reconnect according to The operation of above-mentioned second step rejoins food-grade environment-friendly type solvent lemon granulates and continues scale removal work, certainly, needs The heat accumulating pipe of scale removal is fewer, and the temperature promotion of the acid solution in the solution tank of scaler system is faster, and the time used gets over It is few;
7, the completion of scale removal:The effective clear water of heat build-up for completing scale removal task is cleaned one by one and installs back heat build-up tube assembly On holder, the pipeline of water heater host water butt is reconnected, is plugged in solar water heater after installing, by new clothes Again upper water can normal use for use operation afterwards.
8, health and environmental protection:The solvent used due to this method works as scale removal for food-grade environment-friendly type solvent lemon granulates After, directly in discharging of waste liquid to municipal drainage system any pollution can will not be generated to environment, and after scale removal Heat accumulating pipe slightly can be once reinstalled on heat accumulating pipe assembly support with clear water flushing, it is not necessary to worry that residual lysate produces human body Raw any harm.
Embodiment three
As shown in Figure 1, 2, one kind is to wall-mounted twoport solar energy heat accumulating pipe scaler system, including solution tank 1, electric heating tube 2, water pump 3, efferent duct 4, solar water heater heat accumulating pipe scale removal fair water cone 5, heat accumulating pipe 6, return duct 7, the solution tank 1 Bottom is equipped with electric heating tube 2, and 3 one end of the water pump connects the water inlet of solution tank 1, the connection output of 3 other end of the water pump Pipe 4, the efferent duct 4 connect the water inlet of solar water heater heat accumulating pipe scale removal fair water cone 5, and the solar water heater is poly- Heat pipe scale removal fair water cone 5 connects heat accumulating pipe 6, and 7 one end of the return duct connects solar water heater heat accumulating pipe scale removal water conservancy diversion 5 water outlet of cap, 7 other end of the return duct connect solution tank 1.
The solar water heater heat accumulating pipe scale removal fair water cone 5 has several, the solar water heater heat accumulating pipe scale removal Include cap body 51, water seal 52, bottom cover 53 and diversion pipe 54 with fair water cone 5,51 upper end of the cap body is provided with water inlet 511 and goes out The mouth of a river 512, the water seal 52 are set between cap body 51 and bottom cover 53, and the cap body 51, water seal 52,53 three of bottom cover are by leading Flow tube 54 is connected.
The cap body 51 is up big and down small hollow and under shed object, and lower open end has external screw teeth, described Object is cylinder.
The inlet end and water outlet end are both provided with external screw teeth.
The inlet and outlet are 1.
The water seal 52 is circular caoutchouc elasticity sealing element.
The bottom cover is with internal screw thread, the intermediate lid cylinder for opening circular hole, the internal screw thread and cap body of the bottom cover 53 The external screw teeth of lower open end is mating to be interlocked through knob.
54 one end of the diversion pipe is connected with the water inlet inner end interior tooth on cap body top.
The diversion pipe 54 is plastic hollow pipe.
The descaling method to wall-mounted twoport solar energy heat accumulating pipe scaler system includes the following steps:
1, preparation:The attaching plug of solar water heater is pulled from power outlet, by water storage barrel of heater Lower section is closed into and out of water valve, and the loose joint between the heat build-up tube assembly and water butt of balcony or outdoor wall is dismantled, wall is made Hanging component is detached with host connection, is opened mudhole and is discharged the water in pipe fitting;During discharging water, the dedicated heat build-up of scale removal Pipe put pipe support be placed in it is spare in hall;
2, it connects:After discharging water, heat build-up tube assembly is removed into careful decomposition from fixed position, is in heat accumulating pipe inside The incrustation scale fragment of loosening state is poured out, and then the careful special mating foamed plastic that is placed on of heat accumulating pipe is put on pipe support, The solar water heater heat accumulating pipe scale removal water conservancy diversion cap member more bigger than heat build-up pipe outside diameter:Cap body, bottom cover, water seal are from fitting case It takes out and (needs to use the big conversion head that becomes smaller when the outer diameter of heat accumulating pipe is less than one specification grade of fair water cone cap body), first cap The silicone tube doubling of water outlet at the top of body is simultaneously shut with nylon cable tie, and bottom cover thread mouth is first packed into heat accumulating pipe upward when assembling Then head outer circle is upwards set to rubber water sealing groove above bottom cover, then cap body is entangled heat accumulating pipe nozzle and (does not have to insert at this time Connect diversion pipe), gently water seal is pressed into the groove of cap body lower part, finally bottom cover is tightened at the lower section thread of cap body, by After the heat accumulating pipe both ends for needing scale removal are all put on fair water cone by one, using mating heat-proof silica gel pipe by heat accumulating pipe it is end to end come according to Each heat accumulating pipe of secondary connection, i.e., with heat-proof silica gel pipe the water inlet and scaler of any one fair water cone of first heat accumulating pipe Water outlet connection, any one fair water cone water inlet of the water inlet of that fair water cone of other end and second heat accumulating pipe Be connected, the water inlet of second heat accumulating pipe another fair water cone is connected with third root heat accumulating pipe fair water cone, and so on connected It is totally placed in the heat accumulating pipe put on pipe support, the last one fair water cone interface is then connected with the return pipe of scaler system, is allowed to shape At a semi-enclosed water circulation system;
3, heat cycles water:Enough clear water are added to solution tank, open battery main switch, start water pump first (in scale removal Machine refluxing opening does not have to forbid to open electrical heating switch before return water), it is needed before filling water in each heat accumulating pipe constantly molten Liquid bucket adds clear water, until scaler system refluxing opening has lasting water reflux and keeps 2/3rds stable water levels in solution tank Afterwards, just stop that clear water is added and open electrical heating switch, entire water circulation system is allowed to be in constantly cycle and continuous heating state, It adjusts heating and temperature control knob and points to 85 DEG C.When the required food-grade of scale removal can be added to 50 DEG C or so in water temperature heating Environment-friendly type solvent lemon granulates;
4, estimate that total water capacity, addition remove the appropriate lemon sour solvent of incrustation scale:The scale removal for carrying out heat accumulating pipe liner, in addition to Above-mentioned circulation connection is outer, another key point is exactly that (suitable solvent strength can for the concentration proportioning of acid flux material Reach scale removal purpose again and can save material and avoid wasting);40 grams of food-grade environment-friendly type solvent citric acid is added in every liter of water Grain, this be a process over 2 years continuous scale removal put into practice obtained reasonable data.About the water capacity in estimation water circulation system Product gives a reference method here:Water capacity [radius squared (mm) X3.14X heat build-up length of tube of liner of every heat accumulating pipe (mm)] X heat accumulating pipes quantity+scaler solution tank water capacity (about 20 liters);
5, the assurance of scale removal time:Under normal circumstances, the solar water heater for having used 5 years or so, when water temperature from Room temperature (generally requires half an hour) after being heated to 70 DEG C, and incrustation scale starts to dissolve, and solution rate is most fast when reaching 90 DEG C, this time A hour is needed, using can first close heating power supply switch after the continued dissolution scale removal of a hour, allows water cyclic system Water in system slowly reduces water temperature in scale removal cycle, by the discharging system of scaler system by the lemon in solution tank after half an hour A part of solution is discharged in lemon acid solution, at the same be added cold water with reduce water temperature to 40 DEG C or less (for scald preventing, usable electronics Thermometer carries out thermometric), stop pump operation, the fair water cone for removing first and last root heat accumulating pipe respectively carries out range estimation sight Examine scale removal effect.If it is the solar water heater for having used 10 years or more, then needs suitably to increase the electrically heated time, always remove The dirty time can continue 3 hours or so.
6, the effect of scale removal:(i.e. acid solution concentration and temperature all meet above-mentioned condition) under normal circumstances, more heat build-ups The scale removal water circulation system that pipe combines can all reach fully erased heat build-up inside pipe wall incrustation scale after having run two hours Purpose;Typically by the range estimation effect of last root heat accumulating pipe to determine whether scale removal work is completed, if it find that finally A piece heat accumulating pipe still has a small amount of incrustation scale, can continue the fair water cone observation scale removal effect for removing an intermediate heat accumulating pipe, if effect Fruit does not reach continuation and looks for forward, reaches effect and looks for backward, do not reach several of scale removal effect reconnect according to The operation of above-mentioned second step rejoins food-grade environment-friendly type solvent lemon granulates and continues scale removal work, certainly, needs The heat accumulating pipe of scale removal is fewer, and the temperature promotion of the acid solution in the solution tank of scaler system is faster, and the time used gets over It is few;
7, the completion of scale removal:The effective clear water of heat build-up for completing scale removal task is cleaned one by one and installs back heat build-up tube assembly On holder, the pipeline of water heater host water butt is reconnected, is plugged in solar water heater after installing, by new clothes Again upper water can normal use for use operation afterwards.
8, health and environmental protection:The solvent used due to this method works as scale removal for food-grade environment-friendly type solvent lemon granulates After, directly in discharging of waste liquid to municipal drainage system any pollution can will not be generated to environment, and after scale removal Heat accumulating pipe slightly can be once reinstalled on heat accumulating pipe assembly support with clear water flushing, it is not necessary to worry that residual lysate produces human body Raw any harm.
It would be recognized by those skilled in the art that it is possible to make numerous accommodations to above description, so embodiment and attached Figure is intended merely to describe one or more particular implementations.
Although having been described and describing the example embodiment for being counted as the present invention, it will be apparent to those skilled in the art that It can be variously modified and is replaced, without departing from the spirit of the present invention.Furthermore it is possible to make many modifications with will be special Condition of pledging love is fitted to the religious doctrine of the present invention, without departing from invention described herein central concept.So the present invention is unrestricted In specific embodiment disclosed here, but the present invention may further include belonging to all embodiments of the scope of the invention and its being equal Object.

Claims (10)

1. a kind of method to wall-mounted twoport solar energy heat accumulating pipe scale removal, which is characterized in that include the following steps:
(1) preparation:The attaching plug of solar water heater is pulled from power outlet, it will be below water storage barrel of heater Closed into and out of water valve, the loose joint between the heat build-up tube assembly and water butt of balcony or outdoor wall is dismantled, wall hanging group is made Part is detached with host connection, is opened mudhole and is discharged the water in pipe fitting;During discharging water, the dedicated heat accumulating pipe of scale removal is put Pipe support is placed in spare in hall;
(2) it connects:After discharging water, heat build-up tube assembly is removed into careful decomposition from fixed position, heat accumulating pipe inside in pine The incrustation scale fragment of dynamic state is poured out, and then the careful special mating foamed plastic that is placed on of heat accumulating pipe is put on pipe support, than The bigger solar water heater heat accumulating pipe scale removal water conservancy diversion cap member of heat build-up pipe outside diameter:Cap body, bottom cover, water seal are taken from fitting case Out, it is first shut the silicone tube doubling of the water outlet at the top of cap body and with nylon cable tie, first bottom cover thread mouth court when assembling On pack into heat build-up tube head outer circle, then rubber water sealing groove is set to upwards above bottom cover, then cap body is entangled heat accumulating pipe pipe Mouthful, gently water seal is pressed into the groove of cap body lower part, finally bottom cover is tightened at the lower section thread of cap body, will needed one by one It is using mating heat-proof silica gel pipe that heat accumulating pipe is end to end each to be sequentially connected after the heat accumulating pipe both ends of scale removal all put on fair water cone Root heat accumulating pipe, i.e., with heat-proof silica gel pipe the water inlet of any one fair water cone of first heat accumulating pipe and the water outlet of scaler Connection, the water inlet of that fair water cone of other end is connected with any one fair water cone water inlet of second heat accumulating pipe, the The water inlet of two heat accumulating pipe another fair water cones is connected with third root heat accumulating pipe fair water cone, and so on connected all placements Heat accumulating pipe on putting pipe support, the last one fair water cone interface are then connected with the return pipe of scaler system, are allowed to form one and half Closed water circulation system;
(3) heat cycles water:Enough clear water are added to solution tank, opens battery main switch, starts water pump first, in each heat accumulating pipe It needs constantly to add clear water in solution tank before inside filling water, until solution tank refluxing opening has lasting water reflux and in solution After bucket keeps 2/3rds stable water levels, just stop that clear water is added and opens electrical heating to switch, allow at entire water circulation system In continuous cycle and continuous heating state, adjusts heating and temperature control knob and point to 85-90 DEG C.When water temperature heating is to 50 DEG C or so The required scale remover of scale removal can be added;
(4) estimate that total water capacity, addition remove the appropriate lemon sour solvent of incrustation scale:The scale removal for carrying out heat accumulating pipe liner, in addition to upper The circulation connection stated is outer, another key point is exactly the concentration proportioning of acid flux material:Every liter of water is added 40-60 grams and removes Dirty agent;
(5) temperature dissolves after room temperature is heated to 70 DEG C incrustation scale, and solution rate is most fast when reaching 90 DEG C, this time needs one A hour allows using can first close heating power supply switch after the continued dissolution scale removal of a hour in water circulation system Water slowly reduces water temperature in scale removal cycle, by the discharging system of scaler system that the citric acid in solution tank is molten after half an hour A part of solution is discharged in liquid, while cold water is added to reduce water temperature to 40 DEG C hereinafter, stopping pump operation, removes first respectively Visual observations scale removal effect is carried out with the fair water cone of last root heat accumulating pipe, if it is the solar water for having used 10 years or more Device then needs suitably to increase the electrically heated time, and total scale removal time can continue 3 hours or so;
(6) effect of scale removal:Under normal circumstances, i.e., acid solution concentration and temperature all meet above-mentioned condition, more heat accumulating pipe groups Scale removal water circulation system altogether can all reach the mesh of fully erased heat build-up inside pipe wall incrustation scale after having run two hours 's;Typically worked by the range estimation effect of last root heat accumulating pipe to determine whether completing scale removal, if it find that last Root heat accumulating pipe still has a small amount of incrustation scale, can continue the fair water cone observation scale removal effect for removing an intermediate heat accumulating pipe, if effect Do not reach continuation to look for forward, reach effect and look for backward, several that do not reach scale removal effect are reconnected according to upper State second step operation rejoin lemon granulates continue scale removal work, certainly, need the heat accumulating pipe of scale removal fewer, remove The temperature promotion of acid solution in dirty machine solution tank is faster, and the time used is fewer;
(7) completion of scale removal:The effective clear water of heat build-up for completing scale removal task is cleaned one by one and installs back heat build-up tube assembly branch On frame, the pipeline of water heater host water butt is reconnected, is plugged in solar water heater after installing, after new clothes Use operation upper water can normal use again.
2. as described in claim 1 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:Step (2) Described in solar water heater heat accumulating pipe scale removal fair water cone have several, the solar water heater heat accumulating pipe scale removal fair water cone Including cap body, water seal, bottom cover and diversion pipe, the cap body upper end is provided with inlet and outlet, and the water seal is set to cap Between body and bottom cover, the cap body, water seal, bottom cover three are connected by diversion pipe.
3. as claimed in claim 2 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The cap body For up big and down small hollow and under shed object, it is cylinder that lower open end, which has external screw teeth, the object,.
4. as claimed in claim 2 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The water inlet Mouth end and water outlet end are both provided with external screw teeth.
5. as claimed in claim 2 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The water inlet Mouth and water outlet are 1.
6. as claimed in claim 2 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The water seal For circular caoutchouc elasticity sealing element.
7. as claimed in claim 2 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The bottom cover To open the lid cylinder of circular hole with internal screw thread, centre, the external screw teeth of the internal screw thread and cap body lower open end of the bottom cover is matched Set can be interlocked through knob.
8. as claimed in claim 2 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The water conservancy diversion Pipe one end is connected with the water inlet inner end interior tooth on cap body top.
9. as claimed in claim 8 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:The water conservancy diversion Pipe is plastic hollow pipe.
10. as described in claim 1 to the method for wall-mounted twoport solar energy heat accumulating pipe scale removal, it is characterised in that:Step (3) Described in scale remover be food-grade environment-friendly type solvent lemon granulates.
CN201810440008.8A 2018-05-09 2018-05-09 Method for descaling wall-mounted double-opening solar heat collecting pipe Expired - Fee Related CN108626895B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2902722A1 (en) * 2014-01-31 2015-08-05 Vaillant GmbH Solar energy storage device
CN106052168A (en) * 2016-07-18 2016-10-26 唐织贵 Device for singly descaling photic glass tube of solar water heater
CN106052167A (en) * 2016-07-18 2016-10-26 唐织贵 Device for simultaneously descaling light receiving glass tube and water storage drum of solar water heater
CN106369849A (en) * 2016-10-18 2017-02-01 江苏海事职业技术学院 Scale removal device for solar water heater and method thereof
CN107461947A (en) * 2017-08-17 2017-12-12 国网山东省电力公司平度市供电公司 A kind of solar water heater automatic flushing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2902722A1 (en) * 2014-01-31 2015-08-05 Vaillant GmbH Solar energy storage device
CN106052168A (en) * 2016-07-18 2016-10-26 唐织贵 Device for singly descaling photic glass tube of solar water heater
CN106052167A (en) * 2016-07-18 2016-10-26 唐织贵 Device for simultaneously descaling light receiving glass tube and water storage drum of solar water heater
CN106369849A (en) * 2016-10-18 2017-02-01 江苏海事职业技术学院 Scale removal device for solar water heater and method thereof
CN107461947A (en) * 2017-08-17 2017-12-12 国网山东省电力公司平度市供电公司 A kind of solar water heater automatic flushing device

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