CN106052166A - Solar water heater photic glass tube provided with dedicated descaling connectors - Google Patents

Solar water heater photic glass tube provided with dedicated descaling connectors Download PDF

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Publication number
CN106052166A
CN106052166A CN201610565382.1A CN201610565382A CN106052166A CN 106052166 A CN106052166 A CN 106052166A CN 201610565382 A CN201610565382 A CN 201610565382A CN 106052166 A CN106052166 A CN 106052166A
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water heater
scale removal
special
interface
light
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CN201610565382.1A
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CN106052166B (en
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唐织贵
钟玲
陈志宇
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唐织贵
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S40/00Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/20Cleaning; Removing snow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • 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

Abstract

The invention discloses a solar water heater photic glass tube provided with dedicated descaling connectors. A dedicated descaling connector I and a dedicated descaling connector II are arranged in the photic glass tube and adopt internal thread teeth arrangement; the distance from the dedicated descaling connector I to port of the photic glass tube is L1, and the distance from the dedicated descaling connector II to port of the photic glass tube is L2; and the height from each of the dedicated descaling connector I and the dedicated descaling connector II to the outer wall of the photic glass tube is H. The solar water heater photic glass tube can be descaled without dismantling the photic glass tube, and the descaling manner saves time, labor and money and avoids a damage accident caused by aged adhesive sealing, non-uniform stress application and even violent drawing during the dismantling process.

Description

A kind of solar water heater light-receiving glass pipe possessing special descaling mouth
Technical field
The present invention relates to descalling technique field, particularly relate to a kind of solar water heater light possessing special descaling mouth Glass tubing.
Background technology
The basic structure of solar water heater by light glass tube with vacuum (hereinafter referred to as light-receiving glass pipe), water storage barrel and He connects pipe fitting composition.
Light-receiving glass pipe be whole water heater most critical be also the critical piece of most fragile, indispensable.Normal condition Under, the heating under the effect of solar radiant energy of the water in light-receiving glass pipe rises through the junction entrance of glass tubing and water butt Water butt, and water the coldest in water butt also can accept the heating of solar energy in entering light-receiving glass pipe under the effect of convection current, So circulation, the cold water in water heater will all be heated to form hot water.
Owing to the water in glass tubing is in the ore deposit in the variations in temperature colded and heat succeed each other of day and night, in tap water all the time Material (mainly water solublity is calcareous) produces in water-fast calcium carbonate attachment light-receiving glass pipe during being turned cold by heat On wall, after water heater employs more than 5 years, long-term build-up of limescale has had a strong impact on absorbing properties and then the heat of solar energy Inefficiency (and the electric heating tube now having to enable water heater built-in heats), in order to continue to keep light-receiving glass The light heat absorption capacity of pipe, can only ask maintenance mans or specialty scale removal work to carry out dismantling scale removal.
Descaling method to light-receiving glass pipe is to be used manually from frame one by one by whole piece light-receiving glass pipe at present The mode pulled disassembles, and then carries out manual repeatedly buying and selling dissolving incrustation scale, this side toward pouring into acid solution in glass tubing Method is the most time-consuming hard again, is also very easy to damage glass tubing.This is during dismounting, owing to glue envelope is aging and the most uneven Even even violence drawing, there will be damage accident inevitably, at any time.
When occur this damage accident time, if owner expected the most in advance this damaged condition occur and with work Personnel discuss attribution of liability problem in advance, and both sides are unwilling to undertake the responsibility and are just easy to cause contradiction, the most also can go out Show body conflict event and be engaged in a heated quarrel.
For cleaning personnel, removing incrustation scale lump sum settlement of all charges 300 yuan, batter down a pipe and will pay for 120 yuan, this is also No one is ready that dismounting is clear owing to glue envelope serious aging follows the string to have led to some the old solar water heater in more than 8 years Wash;Owner just cannot enjoy the free heating power of solar energy and bear the electric cost expenditure of costliness, even if genuine can be found Glass tubing is all changed, and expense is also up to more than 2000 yuan;And some factor (close down such as genuine or type is eliminated) causes Can not find the light-receiving glass pipe of genuine to eliminate old machine and again buy new machine, this is a kind of helpless waste and damage virtually Lose.
The disclosure of background above technology contents is only used for assisting design and the technical scheme understanding the present invention, and it is not necessarily Belong to the prior art of present patent application, do not have tangible proof show foregoing present patent application the applying date In the case of Gong Kai, above-mentioned background technology should not be taken to evaluate novelty and the creativeness of the application.
Summary of the invention
Present invention aim at proposing a kind of solar water heater light-receiving glass pipe possessing special descaling mouth, on solving The solar water heater light-receiving glass pipe scale removal stating prior art existence needs to use from frame one by one the artificial side pulled Formula disassembles, and then carries out manual repeatedly buying and selling dissolving incrustation scale toward pouring into acid solution in glass tubing, cause time-consuming, laborious, High in cost of production problem.
To this end, the present invention proposes a kind of solar water heater light-receiving glass pipe possessing special descaling mouth, described light glass Scale removal special purpose interface I and scale removal special purpose interface II, described scale removal special purpose interface I and described scale removal special purpose interface it is provided with on glass pipe II all uses the female thread age of a draught animal to arrange, and described scale removal special purpose interface I is apart from a length of L of described light-receiving glass pipe port1, described Scale removal special purpose interface II is apart from a length of L of described light-receiving glass pipe base opening2, described scale removal special purpose interface I and described scale removal are special It is H apart from the height of described light-receiving glass pipe outer wall with interface II.
Preferably, the present invention can also have a following technical characteristic:
The internal diameter of described scale removal special purpose interface I and described scale removal special purpose interface II is DN20;
Described length L1For 15-20cm;
Described length L2For 5-8cm;
It is highly preferred that described length L1For 18cm;
It is highly preferred that described length L2For 6cm;
Described height H is 3-5cm;
It is highly preferred that described height H is 4cm.
The beneficial effect that the present invention is compared with the prior art includes:
As long as descending two ends to be suitable for water heater producer frame thereon producing solar water heater light-receiving glass pipe when Place install the female thread age of a draught animal (concrete size is different because of the difference of each water heater producer) that two bores are DN20 additional;And join The solar water heater of the light-receiving glass pipe of standby this band special descaling mouth, when needs are individually to a solar water heater light The plug of scale removal special purpose interface I and scale removal special purpose interface II back-outed during glass tubing scale removal connects upper forced circulation formula axle pipe cleaner Two circulation lines, it is possible to realize solar water heater light-receiving glass pipe and realize scale removal in the case of exempting to tear open;Work as needs Back-out time simultaneously to a solar water heater light-receiving glass pipe and water butt scale removal in the plug connection of scale removal special purpose interface II Forced circulation formula axle pipe cleaner outlet tube, the output water pipe pulling down solar water heater water-storage bucket connects forced circulation formula pipeline Scaler return duct, the plug of scale removal special purpose interface I now is not back-outed, and thus can realize solar water heater light glass Glass pipe and solar water heater water-storage bucket realize scale removal in the case of exempting to tear open.Both scale removal modes not only save time, laborsaving, And save more money, it is to avoid during dismounting, owing to glue seals aging and the most uneven even violence drawing, and cause damage Accident.
Accompanying drawing explanation
Fig. 1 is the solar water heater light-receiving glass tubular construction schematic diagram possessing special descaling mouth of the present invention.
Fig. 2 is a kind of independent apparatus structure schematic diagram to a solar water heater light-receiving glass pipe scale removal.
Fig. 3 is a kind of to illustrate the apparatus structure of a solar water heater light-receiving glass pipe and water butt scale removal simultaneously Figure.
Detailed description of the invention
Below in conjunction with detailed description of the invention and compare accompanying drawing the present invention is described in further detail.It is emphasized that That the description below is merely exemplary rather than in order to limit the scope of the present invention and application thereof.
Embodiment one
As it is shown in figure 1, a kind of solar water heater light-receiving glass pipe possessing special descaling mouth, described light-receiving glass pipe 1 The place descending two ends to be suitable for water heater producer frame thereon when producing adds scale removal special purpose interface I 111 and scale removal is special All use the female thread age of a draught animal that tool is set with interface II 112, described scale removal special purpose interface I 111 and described scale removal special purpose interface II 112 Body size is different because of the difference of each water heater producer, and described scale removal special purpose interface I 111 is apart from described light-receiving glass pipe 1 port A length of L1, described scale removal special purpose interface II 112 is apart from a length of L of described light-receiving glass pipe 1 base opening2, described scale removal is special It is H apart from the height of described light-receiving glass pipe 1 outer wall with interface I 111 and described scale removal special purpose interface II 112.
The internal diameter of described scale removal special purpose interface I 111 and described scale removal special purpose interface II 112 is DN20;
Described length L1For 18cm;
Described length L2For 6cm;
Described height H is 4cm.
Embodiment two
As it is shown in figure 1, a kind of solar water heater light-receiving glass pipe possessing special descaling mouth, described light-receiving glass pipe 1 The place descending two ends to be suitable for water heater producer frame thereon when producing adds scale removal special purpose interface I 111 and scale removal is special All use the female thread age of a draught animal that tool is set with interface II 112, described scale removal special purpose interface I 111 and described scale removal special purpose interface II 112 Body size is different because of the difference of each water heater producer, and described scale removal special purpose interface I 111 is apart from described light-receiving glass pipe 1 port A length of L1, described scale removal special purpose interface II 112 is apart from a length of L of described light-receiving glass pipe 1 base opening2, described scale removal is special Interface I 111 and described scale removal special purpose interface II 112 are H apart from the height of described light-receiving glass pipe 1 outer wall
The internal diameter of described scale removal special purpose interface I 111 and described scale removal special purpose interface II 112 is DN20;
Described length L1For 15cm;
Described length L2For 5cm;
Described height H is 3cm.
Embodiment three
As it is shown in figure 1, a kind of solar water heater light-receiving glass pipe possessing special descaling mouth, described light-receiving glass pipe 1 The place descending two ends to be suitable for water heater producer frame thereon when producing adds scale removal special purpose interface I 111 and scale removal is special All use the female thread age of a draught animal that tool is set with interface II 112, described scale removal special purpose interface I 111 and described scale removal special purpose interface II 112 Body size is different because of the difference of each water heater producer, and described scale removal special purpose interface I 111 is apart from described light-receiving glass pipe 1 port A length of L1, described scale removal special purpose interface II 112 is apart from a length of L of described light-receiving glass pipe 1 base opening2, described scale removal is special Interface I 111 and described scale removal special purpose interface II 112 are H apart from the height of described light-receiving glass pipe 1 outer wall
The internal diameter of described scale removal special purpose interface I 111 and described scale removal special purpose interface II 112 is DN20;
Described length L1For 20cm;
Described length L2For 8cm;
Described height H is 5cm.
Embodiment four
As in figure 2 it is shown, a kind of independent device to a solar water heater light-receiving glass pipe scale removal, including light-receiving glass Pipe 1 electric heating tube 2, heater switch 3, water pump 4, pump switch 5, outlet tube 6, return duct 7, output control valve 8, output discharging valve 9, recycle control valve 10, backflow discharging valve 11, solution tank 12, the side of described solution tank 12 has apopore 13 and inlet opening 14, described apopore 13 is used as the described water pump 4 of connection, and described inlet opening 14 is used as the described return duct 7 of connection, described solution tank 12 Bottom described electric heating tube 2 is installed, described heater switch 3 is used for controlling described electric heating tube 2, and described pump switch 5 is used In controlling described water pump 4, described light-receiving glass pipe 1 is connected with described water pump 4 by described outlet tube 6, described light-receiving glass pipe 1 It is connected with described solution tank 12 by described return duct 7, described outlet tube 6 is provided with described output control valve 8 and described defeated Go out discharging valve 9, described return duct 7 is provided with described recycle control valve 10 and described backflow discharging valve 11.
Described solution tank 12 uses stainless steel material to make.
The control circuit of described electric heating tube 2 is provided with electronic type solution temperature detection warning system and electric heating tube from Dynamic control device.In theory, acid solution temperature is the highest, the highest to the incrustation scale dissolubility of Calcium carbonate, but actually when molten In liquid bucket, the water temperature of 12 would not continue when reaching boiling to heat up, if electric heating tube 2 is also continuing heating simply in waste Electric energy, this is accomplished by adding electronic type solution temperature detection warning system in the circuit of electric heating tube 2 controls and electricity adds Heat pipe automaton.
Described water pump 4 is acid and alkali-resistance water pump.
The external diameter of described outlet tube 6 is 20mm, and internal diameter is 18mm.In prototype, solution tank 1 is to adopt with the connection of water pump 4 Being 16mm with external diameter, internal diameter is the outlet tube 6 of 12mm, finds that the water absorption of water pump 4 is less than normal time on probation, and changing now external diameter is 20mm Internal diameter is 18mm, saves solution time of delivery.
The outlet rear end of described return duct 7 connects rustless steel corrugated flexible hose, and described rustless steel corrugated flexible hose is provided with Scale particles defecator.Due in actual use, have the scale particles differed in size constantly from return line flow Entering solution tank 1, if cleared out not in time, the effective ingredient in acid solution can be consumed to a certain extent.Therefore, this Kind can the filter installation method of knob split, be with a hose connection outlet rear end at return duct 7 of rustless steel ripple, When, after full water dirt long-pending in filter, can temporarily stop water pump, filter is put forward along pipe from solution tank 12, turns on Bright cup, pours out cycle cup after incrustation scale, puts back to continuation scaling operation operation in solution tank 12.
Embodiment five
As it is shown on figure 3, a kind of simultaneously to a solar water heater light-receiving glass pipe and the device of water butt scale removal, including Light-receiving glass pipe 1, electric heating tube 2, heater switch 3, water pump 4, pump switch 5, outlet tube 6, return duct 7, output control valve 8, Output discharging valve 9, recycle control valve 10, backflow discharging valve 11, solution tank 12, solar water heater water-storage bucket 15, described solution The side of bucket 12 has apopore 13 and inlet opening 14, and described apopore 13 is used as the described water pump 4 of connection, and described inlet opening 14 is used Doing the described return duct 7 of connection, the bottom of described solution tank 12 is provided with described electric heating tube 2, and described heater switch 3 is used for controlling Described electric heating tube 2, described pump switch 5 is used for controlling described water pump 4, described light-receiving glass pipe 1 by described outlet tube 6 with Described water pump 4 connects, and described solar water heater water-storage bucket 15 is connected with described solution tank 12 by described return duct 7, described Described output control valve 8 and described output discharging valve 9 are installed on outlet tube 6, described return duct 7 is provided with described backflow control Valve 10 processed and described backflow discharging valve 11.
Described solution tank 12 uses stainless steel material to make.
The control circuit of described electric heating tube 2 is provided with electronic type solution temperature detection warning system and electric heating tube from Dynamic control device.In theory, acid solution temperature is the highest, the highest to the incrustation scale dissolubility of Calcium carbonate, but actually when molten In liquid bucket, the water temperature of 12 would not continue when reaching boiling to heat up, if electric heating tube 2 is also continuing heating simply in waste Electric energy, this is accomplished by adding electronic type solution temperature detection warning system in the circuit of electric heating tube 2 controls and electricity adds Heat pipe automaton.
Described water pump 4 is acid and alkali-resistance water pump.
The external diameter of described outlet tube 6 is 20mm, and internal diameter is 18mm.In prototype, solution tank 1 is to adopt with the connection of water pump 4 Being 16mm with external diameter, internal diameter is the outlet tube 6 of 12mm, finds that the water absorption of water pump 4 is less than normal time on probation, and changing now external diameter is 20mm Internal diameter is 18mm, saves solution time of delivery.
The outlet rear end of described return duct 7 connects rustless steel corrugated flexible hose, and described rustless steel corrugated flexible hose is provided with Scale particles defecator.Due in actual use, have the scale particles differed in size constantly from return line flow Entering solution tank 1, if cleared out not in time, the effective ingredient in acid solution can be consumed to a certain extent.Therefore, this Can the filter installation method of knob split, be with a hose connection outlet rear end at return duct 7 of rustless steel ripple, when In filter after long-pending full water dirt, can temporarily stop water pump, filter is put forward along pipe from solution tank 12, turns on transparent Cup, pours out cycle cup after incrustation scale, puts back to continuation scaling operation operation in solution tank 12.
Embodiment six
Individually to a solar water heater light-receiving glass pipe scale removal or simultaneously to a solar water heater light-receiving glass The method of pipe and water butt scale removal is as follows:
1, the preparation before using: fully understand type kind to be cleaned, amount of capacity, pipe joint form, carry out and tear open Unload the preparation of instrument, dissolved material, interface accessory, acidity detection instrument such as pH value reagent paper etc..
Extracting tool: typically have water pipe dental forceps, adjustable wrench, box spanner, inner hexagon spanner external member, cutting pliers, screw The common tools such as cutter.
Dissolved material: for the purpose of safety, the general citric acid monohydrate granule selecting safety non-toxic, it is a kind of food Level, the acidic leach material of the common easy buying in market, in use will not to human body produce toxic and side effects, will not be to by scale removal Water heater is internal produces corrosiveness, just can continue normally with water cavity of clean water and pipe interior as long as scale removal is complete Use water heater.
Interface accessory: typically have various 4 points of bores to 6 points of bores the inside and outside joint of rustless steel, double end loose joint rustless steel Heatproof flexible pipe, raw material band, rubber cushion etc..
2, the intake-outlet joint of water heater, the dismounting of sewage draining exit: conventionally dismantle corresponding interface general It is association installation method and the method for dismounting of grasping water supply pipe joint to the requirement that the operator using scaler is most basic Basic general knowledge.
3, according to water heater type the most to be cleaned, the solution outlet tube 6 of corresponding type kind and return duct 7 are carried out Connect.
Have a little it is important to note that when dismantling the sewage draining exit of Domestic water storage formula electric heater, due to hot water herein The substantial amounts of hot water of device internal reservoir, before the incrustation scale removing this water heater, must allow client stop one evening in advance The heating function of water heater and closedown power supply so that it is water temperature inside avoids the scald of personnel below 30 DEG C;To put on during dismounting Raincoat, to prevent discharge outlet plug or magnesium rod from sluicing the most in a large number and clothes of getting wet when screwing out.
4, after connecting outlet tube 6 and return duct 7, acid solution bucket 12 is poured into tap water and comes according to the difference of type The water yield of decision water, in general, is that minimum need is used to the water consumption of gas heater and instant electric water heater's scale removal 13-15L water;Light-receiving glass pipe scale removal water consumption medium need 40-to Domestic water storage formula electric heater and solar water heater 60L water;To solar water heater water-storage bucket scale removal water consumption maximum demand 60-80L water.
5, plug in plug, and close total earth leakage circuit-breaker, is first turned on pump switch 5 and allows water pump 4 start running, The Inlet and outlet water of solution tank 12 keeps balance to be slightly above electric heating tube 2 due to the position of solution tank outlet, does not worries electrical heating The heater switch 3 that just can open electric heating tube 2 after pipe 2 meeting dry combustion method carries out the heating of solution, the mechanical temperature control installing casing On-off control knob is set to 85-90 DEG C;At this moment, the corresponding equivalent citric acid granule through calculating can be put into, typically simultaneously Control to add the citric acid granule of 40-60g at every liter of water.In this course, it should be noted that observe the SEA LEVEL VARIATION of solution tank 12, At any time regulation backflow the water yield size avoid because backflow the water yield excessive and make solution tank 12 overflow cause dissolve acid solution waste and Affect scale removal effect.
6, being gradually increasing along with water temperature, the citric acid monohydrate granule in solution tank 12 can all dissolve entrance and be circulated in molten Liquid bucket 12 and water heater corresponding pipeline and participate in the work dissolving incrustation scale.When the citric acid monohydrate granule at solution tank 12 end is complete After portion dissolves, carry out detecting every halfhour acidity to acid solution with the most ready pH value reagent paper, because along with The dissolving of the internal incrustation scale of water heater, the effectively dissolving material i.e. citric acid monohydrate granule contained by acid solution can gradually use up, molten Solution ability is as well as reduction, so effect and the effect of acid solution should be monitored by operator in timing.
Note: pH value is at 1-7, and numerical value the least expression acidity is the strongest, the citric acid monohydrate granule that the water of isodose adds The biggest acid solution of dosage is the highest with regard to concentration, the strongest to the solvability of incrustation scale;The acid solution water temperature simultaneously heated is the highest, The strongest to the solvability of incrustation scale.
During use, a test strip of tearing from reagent paper basis, clamp by hands or tweezers and be immersed in solution tank 12, observe Its color change, then take up the pH value relatively determining solution to the corresponding vitta in standard color comparison card.It is known that The acidity of current solution, pH value is the least, and acidity is the strongest.
In acid solution being described when pH value acid solution being detected is reduced to 6.5-7, citric acid is by the most depleted, At this moment to decide whether that stopping scale removal operation completes work with reference to the service life of this water heater.In general, the time is used Water heater below 5 years, incrustation scale is not to pile up the thickest, can remove complete in the scale removal time through 2-3h;Now, may be used To terminate the scale removal work of water heater.
If the use time is the water heater of more than 5 years, the heat pipe 2 that adds that can first stop solution tank 12 heats, backflow Outer comb after the backflow discharging valve 11 of pipe 7 is put at the sewage draining exit of toilet, opens backflow discharging valve 11 and allows inside water heater Useless acid solution be discharged into municipal administration drainage in.
After drained for the acid pickle of this water heater, closing volume discharging valve 11, open recycle control valve 10, start against Circulation canal;Repeat to add water and add the step of citric acid granule, and be again circulated the work dissolving incrustation scale.
From the point of view of the waste liquid color contrast of twice dissolving scale removal, general primary waste liquid color is just as dense washing water of rice The same milky turbidity liquid is the most granular with thick incrustation scale, secondary waste liquid color be inclined brown somewhat muddy this Time can see that the electric heating tube 2 in solution tank 12.
7, when completing above-mentioned scale removal work, complete for discharging of waste liquid after, continuation, from the continuous injected clear water of solution tank 12, allows water 4 clear water of pump pump into and are carried out remaining waste work inside water heater;To then storage-type electric water heater, preferably clear water Again to externally discharged waste water after filling it up with.
After the water flowed out at blow-off pipe has become clarification, close power supply and stop water pump 4, pull down the outlet tube of scaler 6 and return duct 7, again take back the original corresponding water-system pipeline of water heater the most permissible.
Scale removal special purpose interface I 111 and scale removal is blocked with heatproof aging-resistant plug when routine use solar water heater Special purpose interface II 112;Back-out when needs are individually to a solar water heater light-receiving glass pipe scale removal scale removal special purpose interface I 111 and the plug of scale removal special purpose interface II 112 connect two circulation lines of upper forced circulation formula axle pipe cleaner, it is possible to real Existing solar water heater light-receiving glass pipe 12 realizes scale removal in the case of exempting to tear open;When needs are simultaneously to a solar water heater The plug of scale removal special purpose interface II 112 back-outed when light-receiving glass pipe and water butt scale removal connects upper forced circulation formula axle pipe cleaner Outlet tube 6, the output water pipe pulling down solar water heater water-storage bucket 15 connects forced circulation formula axle pipe cleaner return duct 7, this Time the plug of scale removal special purpose interface I 111 do not back-out, thus can realize solar water heater light-receiving glass pipe 1 and the sun Scale removal can be realized by water storage barrel of heater 15 in the case of exempting to tear open.Both scale removal modes not only save time, laborsaving, and more save Money, it is to avoid during dismounting, owing to glue seals aging and the most uneven even violence drawing, and causes damage accident.
It would be recognized by those skilled in the art that it is possible that above description is made numerous accommodation, so embodiment and attached Figure is intended merely to describe one or more particular implementation.
Although having been described above and describe the example embodiment being counted as the present invention, it will be apparent to those skilled in the art that It can be variously modified and replace, without departing from the spirit of the present invention.Furthermore it is possible to make many amendments with by spy Stable condition 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 also include all embodiments and the equivalent thereof that belong to the scope of the invention Thing.

Claims (8)

1. the solar water heater light-receiving glass pipe possessing special descaling mouth, it is characterised in that: described light-receiving glass pipe (1) On be provided with scale removal special purpose interface I (111) and scale removal special purpose interface II (112), described scale removal special purpose interface I (111) and described Scale removal special purpose interface II (112) all uses the female thread age of a draught animal to arrange, and described scale removal special purpose interface I (111) is apart from described light glass The a length of L of glass pipe (1) port1, described scale removal special purpose interface II (112) is apart from the length of described light-receiving glass pipe (1) base opening For L2, described scale removal special purpose interface I (111) and described scale removal special purpose interface II (112) are apart from described light-receiving glass pipe (1) outer wall Height be H.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 1, it is characterised in that: described The internal diameter of scale removal special purpose interface I (111) and described scale removal special purpose interface II (112) is DN20.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 1, it is characterised in that: described Length L1For 15-20cm.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 1, it is characterised in that: described Length L2For 5-8cm.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 3, it is characterised in that: described Length L1For 18cm.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 4, it is characterised in that: described Length L2For 6cm.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 1, it is characterised in that: described Highly H is 3-5cm.
Possess the solar water heater light-receiving glass pipe of special descaling mouth the most as claimed in claim 7, it is characterised in that: described Highly H is 4cm.
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