CN111765655B - Solar water heater with scale cleaning function - Google Patents

Solar water heater with scale cleaning function Download PDF

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Publication number
CN111765655B
CN111765655B CN202010678259.7A CN202010678259A CN111765655B CN 111765655 B CN111765655 B CN 111765655B CN 202010678259 A CN202010678259 A CN 202010678259A CN 111765655 B CN111765655 B CN 111765655B
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China
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water
pipe
storage tank
water storage
rotating shaft
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CN111765655A (en
Inventor
李凤英
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Zheng Xuwu
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Zheng Xuwu
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Publication of CN111765655A publication Critical patent/CN111765655A/en
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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
    • F24S40/00Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/40Preventing corrosion; Protecting against dirt or contamination
    • 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
    • F24S40/60Arrangements for draining the working fluid
    • 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 with a scale cleaning function, which comprises a water storage tank with a cylindrical structure, wherein a water discharge pipe and a water inlet pipe are arranged on the water storage tank; a first blade and a plurality of second blades are arranged in the fixed box, a water outlet pipe is arranged at the top of the fixed box, and a water inlet pipe is arranged at the bottom of the fixed box; still be equipped with the connecting block between drain pipe and the storage water tank, be equipped with the cavity in the connecting block, drain pipe and cavity intercommunication, still be equipped with fourth elastic component and connecting pipe in the cavity, fourth elastic component one end and cavity inner wall connection, the other end is connected with the connecting pipe, still be equipped with the drain that is communicateing with the connecting block cavity on the storage water tank, the connecting pipe is located to be equipped with a plurality of bracing pieces on the end of storage water tank, bracing piece one end is connected with the connecting pipe, the other end is equipped with the shutoff pole of circular cone structure.

Description

Solar water heater with scale cleaning function
Technical Field
The invention relates to the technical field of solar water heaters, in particular to a solar water heater with a scale cleaning function.
Background
A solar water heater is a device that heats water using sunlight. The solar water heater is classified into a vacuum tube type solar water heater and a flat plate type solar water heater, and the vacuum tube type solar water heater occupies 95% of domestic market share. The vacuum tube type domestic solar water heater is composed of heat collecting tube, water storage tank and support, and can convert solar energy into heat energy, and mainly depends on the vacuum heat collecting tube, and utilizes the principle of that hot water floats upwards and cold water sinks to make water produce microcirculation to obtain the required hot water. The solar water heater is composed of a vacuum heat collecting pipe, a stainless steel water tank and a support, is a large industry in solar energy achievement application, provides a novel water heater product which is environment-friendly, safe, energy-saving and sanitary for common people, absorbs solar radiation heat energy, and heats cold water to provide energy-saving equipment for people in life and production. However, because the traditional solar water heater is not provided with a cleaning device, a large amount of scale can be accumulated in the water storage tank along with the prolonging of the using time, if the water storage tank is not cleaned in time, the more the scale in the water storage tank is accumulated, the water feeding amount of the water storage tank is influenced, and meanwhile, the water temperature in the water storage tank is heated slowly; meanwhile, the water storage tank of the solar water heater is exposed outdoors, so that a drain pipe exposed outdoors is very easy to freeze, the use of hot water by a user is influenced, and more seriously, the water pipe is frozen and cracked, and a large amount of water sources are wasted.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a solar water heater with a scale cleaning function, which can clean scale attached to the inner wall of a water storage tank, avoid the adverse effect of the scale on the water heater and prevent a drain pipe exposed outdoors from frost cracking.
The invention is realized by the following technical scheme:
a solar water heater with scale cleaning function comprises a water storage tank with a cylindrical structure, wherein a drain pipe and a water inlet pipe are arranged on the water storage tank, a fixed box with the cylindrical structure is arranged on the inner wall of the water storage tank, a rotating shaft is arranged in the water storage tank, the axial directions of the rotating shaft, the fixed box and the water storage tank are all on the same straight line, the rotating shaft penetrates through the fixed box and is rotatably connected with the inner wall of the water storage tank, an elastic arc-shaped plate is arranged on the rotating shaft, two ends of the arc-shaped plate are movably connected with the rotating shaft, a connecting rod is further arranged on the arc-shaped plate, and a scraper matched with the water storage tank is arranged on the connecting rod in the direction towards the inner wall of the water storage tank; a first blade and a plurality of second blades are arranged in the fixed box, one end of each of the first blades and one end of each of the second blades are uniformly connected with the rotating shaft, the other end of each of the first blades and the second blades are in contact with the inner wall of the circumference of the fixed box, the weight of each of the first blades is larger than that of each of the second blades, the first blades and the scraper blades are positioned in the same radial direction of the water storage tank, a water outlet pipe is arranged at the top of the fixed box and positioned in the water storage tank, a water inlet pipe is arranged at the bottom of the fixed box and communicated with the water inlet pipe; still be equipped with the connecting block between drain pipe and the storage water tank, be equipped with the cavity in the connecting block, drain pipe and cavity intercommunication, still be equipped with fourth elastic component and connecting pipe in the cavity, fourth elastic component one end and cavity inner wall connection, the other end is connected with the connecting pipe, still be equipped with the drain that is communicateing with the connecting block cavity on the storage water tank, when fourth elastic component is in the non-compression state, the connecting pipe passes the drain and stretches into to the storage water tank in, the connecting pipe is located and is equipped with a plurality of bracing pieces on the end in the storage water tank, bracing piece one end is connected with the connecting pipe, and the other end is equipped with the shutoff pole of circular cone structure, the scraper blade can impress the shutoff pole to the drain, still be equipped with the blast pipe on the outer wall of storage water tank to the cavity intercommunication of blast pipe and connecting block.
Aiming at the problems that in the actual use process of the solar water heater in the prior art, because water in the water storage tank is continuously heated, scale generated by water heating is attached to the inner wall of the water storage tank, and because the scale cannot be effectively cleaned for a long time, a very thick layer of scale is attached to the inner wall of the water storage tank, the capacity of storing water in the water storage tank is reduced, and the efficiency of heating water in the water storage tank is lower, therefore, the technical scheme is that a fixed box and a rotating shaft are arranged in the water storage tank, one end of the rotating shaft extends into the fixed box, a first blade and a second blade are arranged on the circumferential outer wall of the rotating shaft extending into the fixed box, because the water inlet pipe of the existing water heater is connected with a water pump, when the water pump works, water is conveyed into the water storage tank through the water inlet pipe, and the water inlet pipe end in the technical scheme is communicated with the fixed box, after high-pressure water conveyed by the water pump enters the fixed box, the impact force generated by the water can push the first blade and the second blade in the fixed box to rotate in the fixed box, so as to drive the rotating shaft to rotate in the water storage box, further the scraper on the rotating shaft is attached to the inner wall of the water storage box to do circular motion, the scale attached in the water storage box is loosened in the rotating process of the scraper in the water storage box, scale impurities hung from the inner wall of the water storage box are conveniently discharged through the water discharge pipe, and therefore, the automatic cleaning process of the scale in the water storage box is realized. When the scale in the water storage tank needs to be cleaned, the valve on the water discharge pipe is opened firstly to discharge the water stored in the water storage tank completely, then a water pump connected with a water inlet pipe is used for introducing water into the fixed box, the water acts on the first blade and the second blade to force the rotating shaft to rotate so as to drive the scraper blade to rotate in the water storage box, the scale attached on the inner wall of the water storage tank is scraped, meanwhile, the water acted after the first blade and the second blade is sprayed upwards through the water outlet pipe to be sprayed to the highest inner wall of the water storage tank and then gradually flows into the inner bottom of the water storage tank along the inner wall of the water storage tank, make the incrustation scale of being scraped the pine by the scraper blade still constantly by following outlet pipe spun water and erodeing, further improved the clearance dynamics to the incrustation scale, the incrustation scale of being scraped the pine at last is discharged from the drain pipe under the scouring action of water, has realized the effective clearance to the incrustation scale.
The scraper blade is at the in-process that strikes off the incrustation scale on the storage water tank inner wall, because there is the difference in the thickness of the incrustation scale of different positions, therefore, clear up the incrustation scale to different thickness in order to satisfy, the event has set up in the pivot and has had elastic arc, the arc adopts spring steel to make and forms, drive the scraper blade at the pivoted in-process when the pivot, when meetting thick scraper blade, the arc both ends that utilize to set up move one section distance in the pivot, make the arc take place bending deformation, and then the pulling scraper blade removes towards keeping away from storage water tank inner wall direction, automatically with the position control of scraper blade to with the thickness of incrustation scale always, the scraper blade is at the in-process that relapses circular motion, strike off this incrustation scale, thereby realized the process of clearing up the incrustation scale of different thickness.
Meanwhile, aiming at the problem that when the existing water heater is used in winter, a part of the drain pipe is exposed outdoors and is directly communicated with the water storage tank, so that water in the drain pipe cannot be drained completely, the water in the drain pipe is frozen, and the drain pipe is broken, the technical scheme is that the connecting block is arranged at the bottom of the water storage tank, the connecting pipe is arranged in the connecting block, the connecting pipe can be pushed to extend into the water storage tank under the action of the fourth elastic part, at the moment, the drain pipe and the water storage tank are in a communicated state, meanwhile, a small amount of water is introduced into the fixed tank by using the water pump on the water inlet pipe, the water enters the fixed tank, so that the first blade rotates and moves at an angle, the first blade and the connecting pipe in the connecting block are not in the same radial direction of the water storage tank, and the arranged first blade and the hanging plate are in the same radial direction of the water storage tank, when the hot water in the water storage tank needs to be used, the valve on the water inlet pipe is opened, the hot water in the water storage tank can enter the connecting block through the water outlet pipe and then flows into the water outlet pipe, the process of normally using the hot water is completed, when the valve on the water inlet pipe is opened in winter, because the port of the water outlet pipe on the fixed box is positioned above the maximum water level line of the water storage tank, the water in the fixed box is completely discharged through the water inlet pipe under the action of atmospheric pressure, and because the weight of the first blade is larger than that of the second blade, the first blade is in the lowest point state when the water in the fixed box is completely discharged, so that the scraper is necessarily consistent with the first blade, also be in the minimum of storage water tank, at this moment, the scraper blade is like in the connecting block with the connecting pipe pressure, make connecting pipe and storage water tank be in and seal the off-state, open the valve on the drain pipe, because the blast pipe one end that sets up communicates with the external world, the other end communicates with the connecting block is inside, under the effect of atmospheric pressure, just can be with staying the row of water in the drain pipe to the greatest extent, the water in the storage water tank water can't be interfered to the in-process of the water exhaust in the drain pipe, thereby make the hydroenergy in the drain to the greatest extent fast, the condition that has avoided taking place the frost crack takes place, simultaneously, in order to guarantee that first blade is in the position of minimum, the water in the inlet pipe needs to be drained, the event also does not have the residue of water in the inlet pipe, the condition that further also has kept the inlet pipe to take place the frost crack takes place.
Further, still be equipped with two movable blocks in the pivot, the both ends of arc are connected with two movable blocks respectively, be equipped with the connecting hole that matches with the pivot on the movable block, the pivot alternates in the connecting hole, and the movable block can move along the axial direction of pivot in the pivot.
The movable block cover that sets up is in the pivot for the movable block can move along the axial direction of pivot in the pivot, changes the interval between two movable blocks, thereby has changed the bending range of arc board, and then has changed the interval of link plate and storage water tank inner wall, satisfies the incrustation scale of different thickness.
Further, the circumference outer wall both sides of pivot all are equipped with the deflector, and the deflector distributes along the axial direction of pivot, the inner wall both sides of connecting hole all are equipped with the guide way that matches with the deflector, the deflector is located the guide way.
Lie in the movable block activity and set up in the pivot, can enough remove in the pivot in order to satisfy the movable block, it can then the pivot rotate together still to guarantee the movable block simultaneously, so still set up the deflector in the pivot, the deflector inserts in the guide way of movable block, under the mating reaction of deflector and guide way, guarantee that the movable block can enough remove along the axial direction of pivot, can also follow the pivot simultaneously and be circular motion together.
Furthermore, the number of the arc-shaped plates is two, and the two arc-shaped plates are symmetrically arranged on two sides of the movable block; still all be equipped with first elastic component on the arc, the both ends of first elastic component are connected with the arc inner wall of arc respectively.
The first elastic component that sets up is the spring, can improve the stability to the arc board, first elastic component is when natural state, when first elastic component does not receive the exogenic action promptly, the arc is in the biggest bending amplitude, the scraper blade is in contact state with the inner wall of storage water tank promptly, after forming the incrustation scale gradually on the storage water tank inner wall, the bending radian of arc board reduces gradually, make the interval crescent at the both ends of arc, force the first elastic component of arc pulling to be in tensile state, after the incrustation scale clearance in the storage water tank has been accomplished, under the effect of first elastic component, can stimulate the arc and reply initial condition fast, the stability of arc has been improved.
Further, all be equipped with the bearing that matches with the pivot in two circle terminal surfaces of storage water tank, the both ends of pivot are connected with two bearings respectively, the end that fixed case direction was kept away from in the pivot stretches out outside the storage water tank to its terminal both sides all are equipped with the sign board, the sign board is located the same radial direction of storage water tank with first blade.
The arranged bearing is used for reducing a friction assembly between the rotating shaft and the water storage tank, so that the rotating speed of the rotating shaft is improved, and the scraper can better clean water scales; because the storage water tank is closed structure, the user can't observe the concrete position of scraper blade in the storage water tank to can't learn the connecting pipe and the same radial direction that the scraper blade is in the storage water tank, and then can't judge whether the connecting pipe is in the intercommunication state with the storage water tank, so lie in the storage water tank at the pivot and set up the sign board on outer, and the sign board lies in the same radial direction of storage water tank with first blade, consequently, can judge whether the scraper blade extrudees the connecting pipe to the connecting block according to the position of sign board during the use.
Furthermore, the water inlet pipe is also provided with a corrugated pipe, one end of the corrugated pipe is communicated with the water inlet pipe, the other end of the corrugated pipe is provided with a movable pipe, the side wall of the water outlet pipe is provided with a connecting port, the connecting port is used for communicating the two sides of the water outlet pipe, the diameter of the connecting port is larger than the inner diameter of the water outlet pipe, the movable pipe penetrates through the water storage tank and is inserted into the connecting port of the water outlet pipe, and the movable pipe can be used for plugging the water outlet pipe; still be equipped with a fixed section of thick bamboo on the activity pipe, a fixed section of thick bamboo passes through the internal thread and is connected with the activity pipe to a fixed section of thick bamboo passes through the outer wall connection of external screw thread and storage water tank.
Because the oral siphon and the fixed case intercommunication that set up, and when carrying out the water feeding to the storage water tank, water must advance fixed case, thereby lead to the pivot also can take place to rotate at the in-process of water feeding, and then make the scraper blade clear up the incrustation scale, the incrustation scale that leads to being scraped off has influenced the hot water in people's the normal use storage water tank, for this reason, this technical scheme has still set up another flow path on the inlet tube, when carrying out the water feeding to solar water heater's storage water tank, insert the movable tube in to the connector of outlet pipe, because the external diameter of movable tube is greater than the internal diameter of outlet pipe, make the movable tube can carry out the shutoff with the outlet pipe, guarantee to get into the unable flow of water to fixed incasement, thereby can't drive the pivot and rotate, and the required water of water feeding only need flow into to the storage water tank through the movable tube, realize the water feeding process to the storage water tank.
Further, still be equipped with the lug on the lateral wall of outlet pipe, be equipped with the spread groove that matches with the movable tube on the lateral wall of lug, spread groove and connector intercommunication, the inner wall both sides of spread groove all are equipped with the recess, be equipped with third elastic component in the recess, the end of third elastic component is equipped with spacing ball, the both sides of movable tube all are equipped with the spacing groove that matches with spacing ball, and when the movable tube stretches out to the spread groove in, the third elastic component can block spacing ball card into to spacing inslot.
The lug that sets up is used for fixing the movable tube in the play water pipe fast, during the use, promotes the movable tube for the movable tube stretches into to the spread groove of lug in, when spacing groove on the movable tube removed to spacing ball department, under the effect of third elastic component, can promote spacing ball card and go into to the spacing inslot, thereby realized fixing the movable tube in the play water pipe fast purpose, later the fixed section of thick bamboo of rethread is fixed the movable tube on the lateral wall of storage water tank.
Furthermore, the upper surface of the movable pipe is also provided with a water outlet hole, and when the limiting ball is positioned in the limiting groove, the water outlet hole is positioned in the water outlet pipe; a first partition plate and a second partition plate are further arranged in the movable pipe, through holes are formed in the first partition plate and the second partition plate, a second elastic piece is further arranged on the side wall, facing the direction of the second partition plate, of the first partition plate, one end of the second elastic piece is connected with the first partition plate, a blocking plate is arranged at the other end of the second elastic piece, and when the second elastic piece is in a natural state, the blocking plate can block the through holes in the second partition plate; still be equipped with the ejector pin in the spread groove of lug, when the movable tube stretched into to the spread groove of lug in, the ejector pin can pass the through-hole on the second baffle and promote the shutoff board and remove towards first baffle direction.
In order to ensure that the inner part of the movable pipe is in a communicated state when water is supplied and the inner part of the movable pipe is in a closed state when the movable pipe is cleaned, a first partition plate and a second partition plate are arranged in the movable pipe, a second elastic part and a blocking plate are arranged between the first partition plate and the second partition plate, when the movable pipe does not extend into the water outlet pipe, an upper through hole of the movable pipe is positioned in the inner wall of the water storage tank, and simultaneously, the inner part of the movable pipe is in a blocking state under the action of the blocking plate, at the moment, water in the water inlet pipe can only enter the fixed box through the water inlet pipe to drive the rotating shaft to rotate, the scale on the inner wall of the water storage tank is cleaned by utilizing the scraping plate, when the water is required to be supplied, the movable pipe is moved and is inserted into the water outlet pipe, so that the water outlet hole on the movable pipe is positioned in the water outlet pipe, and in the moving process of the movable pipe, the arranged ejector rod can push the blocking plate to compress the second elastic part, the movable pipe in the original plugging state is in the opening state, so that water in the water inlet pipe can enter the water storage tank through the movable pipe, and the water storage tank is filled with water.
Further, still be equipped with the connecting cylinder that matches with the shutoff pole on the outer wall of storage water tank to the connecting cylinder is located the connecting block, still be equipped with the sealing washer that matches with the shutoff pole on the connecting cylinder inner wall.
The sealing ring that sets up is used for improving the sealed effect of shutoff pole to the storage water tank drain, and when sealed shutoff board pressed the connecting tube as in to the connecting block, the water of storage water tank incasement was taken place to leak.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. when the water pump on the water inlet pipe of the solar water heater is used for supplying water to the water storage tank, the water pressure generated by the water pump can push the first blade and the second blade in the fixed box to rotate so as to drive the rotating shaft to rotate, so that the scraper blade is driven to do circular motion in the water storage tank, the scale attached to the inner wall of the water storage tank is scraped, meanwhile, the first blade and the second blade are driven to rotate and then are upwards sprayed into the water storage tank through the water outlet pipe, the scale loosened by the scraper blade is washed from the inner wall of the water storage tank to the inner bottom, and finally the scale is discharged through the sewage outlet, so that the scale in the water storage tank is quickly and automatically cleaned;
2. according to the solar water heater with the scale cleaning function, the weight of the first blade is larger than that of the second blade, so that when water in the fixed box is drained completely, the fixed box is positioned at the lowest part of the rotating shaft under the action of the gravity of the first blade, namely, the arranged scraper blade is just positioned in the same radial direction of the water storage box with the connecting pipe, the connecting pipe can be pressed into the connecting block by the scraper blade, the connecting pipe and the water storage box are in a disconnected state by using the plugging plate, and the water in the drain pipe can be quickly drained by opening the valve on the drain pipe, so that the aim of draining the drain pipe is fulfilled, and the frost cracking of the drain pipe in winter is avoided;
3. according to the solar water heater with the scale cleaning function, the arc-shaped plate has certain elasticity, so that when the scraper plate cleans scales with different thicknesses on the inner wall of the water storage tank, the arc-shaped plate can automatically adjust the distance between the scraper plate and the water storage tank according to the thickness of the scales, and the scraper plate can clean the scales with different thicknesses;
4. according to the solar water heater with the scale cleaning function, the water outlet pipe can be plugged by the arranged movable pipe, so that when the water storage tank is filled with water, the water in the water inlet pipe cannot flow in the fixed box, the rotating shaft cannot be driven to rotate, the scale attached in the water storage tank cannot be cleaned by the scraper in the water filling process of the water storage tank, the scale generated in cleaning is prevented from being mixed in the water to influence the normal use of the water in the water storage tank, when the water is filled, the water in the water inlet pipe can only enter the water storage tank through the movable pipe, and the scraper is ensured to be in a stop state.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of another embodiment of the present invention;
FIG. 3 is an enlarged view of part A of the present invention;
FIG. 4 is an enlarged view of the part B of the present invention;
FIG. 5 is an enlarged view of the structure of part C of the present invention;
FIG. 6 is a schematic view showing the internal structure of the fixing box of the present invention;
FIG. 7 is a schematic structural view of a water outlet pipe according to the present invention;
fig. 8 is a schematic structural view of an end face of the movable block of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a water inlet pipe, 2-a water storage tank, 3-a fixed tank, 4-a scraper, 5-a first elastic element, 6-a corrugated pipe, 7-a guide plate, 8-an arc plate, 9-a connecting rod, 10-a water outlet pipe, 11-a movable block, 12-a rotating shaft, 13-a bearing, 14-a marking plate, 15-a water inlet pipe, 16-a first partition plate, 17-a blocking plate, 18-a second partition plate, 19-a water outlet hole, 20-a second elastic element, 21-a water outlet pipe, 22-a top rod, 23-a third elastic element, 24-a convex block, 25-a limiting ball, 26-a connecting cylinder, 27-a blocking rod, 28-a sealing ring, 29-a connecting pipe, 30-a fourth elastic element, 31-a supporting rod and 32-a connecting block, 33-a fixed cylinder, 34-a limiting groove, 35-a first blade, 36-a second blade, 38-a connecting port, 39-a connecting hole, 40-a guide groove and 41-a movable pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1 to 8, the solar water heater with scale cleaning function of the present invention comprises a cylindrical water storage tank 2, wherein the water storage tank 2 is provided with a drain pipe 10 and a water inlet pipe 1, the inner wall of the water storage tank 2 is provided with a cylindrical fixing box 3, the water storage tank 2 is provided with a rotating shaft 12, the fixing box 3 and the water storage tank 2 are all on the same straight line in the axial direction, the rotating shaft 12 penetrates through the fixing box 3 and is rotatably connected with the inner wall of the water storage tank 2, the rotating shaft 12 is provided with an elastic arc-shaped plate 8, two ends of the arc-shaped plate 8 are movably connected with the rotating shaft 12, the arc-shaped plate 8 is further provided with a connecting rod 9, and the connecting rod 9 is provided with a scraper 4 matched with the water storage tank 2 in the direction towards the inner wall of the water storage tank 2;
a first blade 35 and a plurality of second blades 36 are arranged in the fixed box 3, one end of each of the first blade 35 and the second blade 36 is uniformly connected with the rotating shaft 12, the other end of each of the first blade 35 and the second blade 36 is in contact with the inner wall of the circumference of the fixed box 3, the weight of the first blade 35 is greater than that of the second blade 36, the first blade 35 and the scraper blade 4 are positioned in the same radial direction of the water storage tank 2, a water outlet pipe 21 is arranged at the top of the fixed box 3, the water outlet pipe 21 is positioned in the water storage tank 2, a water inlet pipe 15 is arranged at the bottom of the fixed box 3, and the water inlet pipe 15 is communicated with the water inlet pipe 1;
a connecting block 32 is further arranged between the water discharge pipe 10 and the water storage tank 2, a cavity is arranged in the connecting block 32, the water discharge pipe 10 is communicated with the cavity, a fourth elastic part 30 and a connecting pipe 29 are further arranged in the cavity, the elasticity of the fourth elastic part 30 is smaller than the elasticity of the arc-shaped plate 8, the connecting pipe 29 can be effectively pressed into the connecting block by the scraper 4, one end of the fourth elastic part 30 is connected with the inner wall of the cavity, the other end of the fourth elastic part is connected with the connecting pipe 29, a sewage discharge port communicated with the cavity of the connecting block 32 is further arranged on the water storage tank 3, when the fourth elastic part 30 is in a non-compression state, the connecting pipe 29 penetrates through the sewage discharge port and extends into the water storage tank 2, a plurality of support rods 31 are arranged at the tail end of the connecting pipe 29 in the water storage tank 2, one end of each support rod 31 is connected with the connecting pipe 29, the other end of each support rod is provided with a plugging rod 27 with a conical structure, the scraper 4 can press the plugging rod 27 into the sewage discharge port, an exhaust pipe is further arranged on the outer wall of the water storage tank 2 and communicated with the cavity of the connecting block 32.
Example 2
On the basis of embodiment 1, still be equipped with two movable blocks 11 on the pivot 12, the both ends of arc 8 are connected with two movable blocks 11 respectively, be equipped with the connecting hole 39 with pivot 12 matching on the movable block 11, pivot 12 alternates in connecting hole 39, and movable block 11 can move along the axial direction of pivot 12 on pivot 12.
Example 3
On the basis of embodiment 2, both sides of the circumferential outer wall of the rotating shaft 12 are provided with guide plates 7, the guide plates 7 are distributed along the axial direction of the rotating shaft 12, both sides of the inner wall of the connecting hole 39 are provided with guide grooves 40 matched with the guide plates 7, and the guide plates 7 are located in the guide grooves 40.
Example 4
On the basis of the embodiment 2, the number of the arc-shaped plates 8 is two, and the two arc-shaped plates 8 are symmetrically arranged on two sides of the movable block 11; still all be equipped with first elastic component 5 on the arc 8, the both ends of first elastic component 5 are connected with the arc inner wall of arc 8 respectively.
Example 5
On the basis of embodiment 1, all be equipped with the bearing 13 that matches with pivot 12 in two round end faces of storage water tank 2, the both ends of pivot 12 are connected with two bearings 13 respectively, the end that fixed case 3 direction was kept away from to pivot 12 stretches out outside storage water tank 2 to its terminal both sides all are equipped with identification plate 14, identification plate 14 is located the same radial direction of storage water tank 2 with first blade 35.
Example 6
On the basis of embodiment 1, the water inlet pipe 1 is further provided with a corrugated pipe 6, one end of the corrugated pipe 6 is communicated with the water inlet pipe 1, the other end of the corrugated pipe 6 is provided with a movable pipe 41, the side wall of the water outlet pipe 21 is provided with a connecting port 38, the connecting port 38 communicates two sides of the water outlet pipe 21, the diameter of the connecting port 38 is larger than the inner diameter of the water outlet pipe 21, the movable pipe 41 penetrates through the water storage tank 2 and is inserted into the connecting port 38 of the water outlet pipe 21, and the movable pipe 41 can block the water outlet pipe 21; still be equipped with a fixed section of thick bamboo 33 on the activity pipe 41, a fixed section of thick bamboo 33 is connected with activity pipe 41 through the internal thread to a fixed section of thick bamboo 33 is connected with the outer wall of storage water tank 2 through the external screw thread.
Example 7
On embodiment 6's basis, still be equipped with lug 24 on the lateral wall of outlet pipe 21, be equipped with the spread groove that matches with movable tube 41 on lug 24's the lateral wall, spread groove and connector 38 intercommunication, the inner wall both sides of spread groove all are equipped with the recess, be equipped with third elastic component 23 in the recess, the end of third elastic component 23 is equipped with spacing ball 25, movable tube 41's both sides all are equipped with the spacing groove 34 that matches with spacing ball 25, and when movable tube 41 stretches out to the spread groove in, third elastic component 23 can block spacing ball 25 into spacing groove 34.
Example 8
On the basis of embodiment 7, the upper surface of the movable tube 41 is further provided with a water outlet hole 19, and when the limiting ball 25 is located in the limiting groove 34, the water outlet hole 19 is located in the water outlet tube 21; a first partition plate 16 and a second partition plate 18 are further arranged in the movable pipe 41, through holes are formed in the first partition plate 16 and the second partition plate 18, a second elastic piece 20 is further arranged on the side wall of the first partition plate 16 facing the direction of the second partition plate 18, one end of the second elastic piece 20 is connected with the first partition plate 16, a blocking plate 17 is arranged at the other end of the second elastic piece 20, and when the second elastic piece 20 is in a natural state, the blocking plate 17 can block the through holes in the second partition plate 18; the connection groove of the projection 24 is further provided with a push rod 22, and when the movable tube 41 extends into the connection groove of the projection 24, the push rod 22 can pass through the through hole on the second partition plate 18 to push the blocking plate 18 to move towards the first partition plate 16.
Example 9
On the basis of the embodiment 1, the outer wall of the water storage tank 2 is further provided with a connecting cylinder 26 matched with the blocking rod 27, the connecting cylinder 26 is positioned in the connecting block 32, and the inner wall of the connecting cylinder 26 is further provided with a sealing ring 28 matched with the blocking rod 27.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (9)

1. A solar water heater with scale cleaning function comprises a water storage tank (2) with a cylinder structure, a water outlet pipe (10) and a water inlet pipe (1) are arranged on the water storage tank (2), it is characterized in that the inner wall of the water storage tank (2) is provided with a fixed tank (3) with a cylinder structure, a rotating shaft (12) is arranged in the water storage tank (2), the axial directions of the rotating shaft (12), the fixed tank (3) and the water storage tank (2) are all on the same straight line, the rotating shaft (12) penetrates through the fixed box (3) and is rotationally connected with the inner wall of the water storage tank (2), the rotating shaft (12) is provided with an elastic arc-shaped plate (8), two ends of the arc-shaped plate (8) are movably connected with the rotating shaft (12), the arc-shaped plate (8) is also provided with a connecting rod (9), and a scraper (4) matched with the water storage tank (2) is arranged on the connecting rod (9) in the direction towards the inner wall of the water storage tank (2);
a first blade (35) and a plurality of second blades (36) are arranged in the fixed box (3), one ends of the first blade (35) and the second blades (36) are uniformly connected with the rotating shaft (12), the other ends of the first blade (35) and the second blades (36) are in contact with the inner wall of the circumference of the fixed box (3), the weight of the first blade (35) is larger than that of the second blades (36), the first blade (35) and the scraper (4) are located in the same radial direction of the water storage tank (2), a water outlet pipe (21) is arranged at the top of the fixed box (3), the water outlet pipe (21) is located in the water storage tank (2), a water inlet pipe (15) is arranged at the bottom of the fixed box (3), and the water inlet pipe (15) is communicated with the water inlet pipe (1);
a connecting block (32) is further arranged between the drain pipe (10) and the water storage tank (2), a cavity is arranged in the connecting block (32), the drain pipe (10) is communicated with the cavity, a fourth elastic part (30) and a connecting pipe (29) are further arranged in the cavity, one end of the fourth elastic part (30) is connected with the inner wall of the cavity, the other end of the fourth elastic part is connected with the connecting pipe (29), a sewage discharge outlet communicated with the cavity of the connecting block (32) is further arranged on the water storage tank (2), when the fourth elastic part (30) is in a non-compression state, the connecting pipe (29) penetrates through the sewage discharge outlet and extends into the water storage tank (2), a plurality of supporting rods (31) are arranged at the tail end of the connecting pipe (29) positioned in the water storage tank (2), one end of each supporting rod (31) is connected with the corresponding connecting pipe (29), a blocking rod (27) of a conical structure is arranged at the other end of the corresponding connecting pipe, the blocking rod (27) can be pressed into the sewage discharge outlet by the scraper (4), an exhaust pipe is further arranged on the outer wall of the water storage tank (2) and communicated with the cavity of the connecting block (32).
2. The solar water heater with the function of cleaning the scale according to claim 1, wherein the rotating shaft (12) is further provided with two movable blocks (11), two ends of the arc-shaped plate (8) are respectively connected with the two movable blocks (11), the movable blocks (11) are provided with connecting holes (39) matched with the rotating shaft (12), the rotating shaft (12) is inserted into the connecting holes (39), and the movable blocks (11) can move on the rotating shaft (12) along the axial direction of the rotating shaft (12).
3. The solar water heater with the function of removing the scale according to claim 2, wherein the two sides of the circumferential outer wall of the rotating shaft (12) are provided with guide plates (7), the guide plates (7) are distributed along the axial direction of the rotating shaft (12), the two sides of the inner wall of the connecting hole (39) are provided with guide grooves (40) matched with the guide plates (7), and the guide plates (7) are positioned in the guide grooves (40).
4. The solar water heater with the function of cleaning the scale according to claim 2, characterized in that the number of the arc-shaped plates (8) is two, and the two arc-shaped plates (8) are symmetrically arranged at two sides of the movable block (11);
still all be equipped with first elastic component (5) on arc (8), the both ends of first elastic component (5) are connected with the arc inner wall of arc (8) respectively.
5. The solar water heater with the function of removing the scale according to claim 1, wherein two circular end faces of the water storage tank (2) are respectively provided with a bearing (13) matched with the rotating shaft (12), two ends of the rotating shaft (12) are respectively connected with the two bearings (13), the tail end of the rotating shaft (12) far away from the direction of the fixed tank (3) extends out of the water storage tank (2), two sides of the tail end of the rotating shaft are respectively provided with an identification plate (14), and the identification plates (14) and the first blades (35) are positioned in the same radial direction of the water storage tank (2).
6. The solar water heater with the function of cleaning the scale according to claim 1, wherein the water inlet pipe (1) is further provided with a corrugated pipe (6), one end of the corrugated pipe (6) is communicated with the water inlet pipe (1), the other end of the corrugated pipe is provided with a movable pipe (41), the side wall of the water outlet pipe (21) is provided with a connecting port (38), the connecting port (38) is used for communicating the two sides of the water outlet pipe (21), the diameter of the connecting port (38) is larger than the inner diameter of the water outlet pipe (21), the movable pipe (41) penetrates through the water storage tank (2) and is inserted into the connecting port (38) of the water outlet pipe (21), and the movable pipe (41) can plug the water outlet pipe (21); still be equipped with a fixed section of thick bamboo (33) on movable tube (41), a fixed section of thick bamboo (33) are connected with movable tube (41) through the internal thread to a fixed section of thick bamboo (33) are connected with the outer wall of storage water tank (2) through the external screw thread.
7. The solar water heater with the function of cleaning water scale according to claim 6, wherein a convex block (24) is further arranged on the side wall of the water outlet pipe (21), a connecting groove matched with the movable pipe (41) is arranged on the side wall of the convex block (24), the connecting groove is communicated with the connecting port (38), grooves are arranged on two sides of the inner wall of the connecting groove, a third elastic part (23) is arranged in each groove, a limiting ball (25) is arranged at the tail end of the third elastic part (23), limiting grooves (34) matched with the limiting balls (25) are arranged on two sides of the movable pipe (41), and when the movable pipe (41) extends into the connecting groove, the third elastic part (23) can clamp the limiting balls (25) into the limiting grooves (34).
8. The solar water heater with the function of cleaning the scale according to claim 7, wherein the upper surface of the movable pipe (41) is further provided with a water outlet hole (19), and when the limiting ball (25) is positioned in the limiting groove (34), the water outlet hole (19) is positioned in the water outlet pipe (21); a first partition plate (16) and a second partition plate (18) are further arranged in the movable pipe (41), through holes are formed in the first partition plate (16) and the second partition plate (18), a second elastic piece (20) is further arranged on the side wall, facing the direction of the second partition plate (18), of the first partition plate (16), one end of the second elastic piece (20) is connected with the first partition plate (16), a blocking plate (17) is arranged at the other end of the second elastic piece (20), and when the second elastic piece (20) is in a natural state, the blocking plate (17) can block the through holes in the second partition plate (18); and a push rod (22) is further arranged in the connecting groove of the bump (24), and when the movable pipe (41) extends into the connecting groove of the bump (24), the push rod (22) can penetrate through the through hole in the second partition plate (18) to push the blocking plate (17) to move towards the first partition plate (16).
9. The solar water heater with the function of scale cleaning according to claim 1, characterized in that the outer wall of the water storage tank (2) is further provided with a connecting cylinder (26) matched with the blocking rod (27), the connecting cylinder (26) is positioned in the connecting block (32), and the inner wall of the connecting cylinder (26) is further provided with a sealing ring (28) matched with the blocking rod (27).
CN202010678259.7A 2020-07-15 2020-07-15 Solar water heater with scale cleaning function Active CN111765655B (en)

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Application Number Priority Date Filing Date Title
CN202010678259.7A CN111765655B (en) 2020-07-15 2020-07-15 Solar water heater with scale cleaning function

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Application Number Priority Date Filing Date Title
CN202010678259.7A CN111765655B (en) 2020-07-15 2020-07-15 Solar water heater with scale cleaning function

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CN111765655B true CN111765655B (en) 2021-10-22

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107152802A (en) * 2017-05-25 2017-09-12 江苏浴普太阳能有限公司 A kind of solar water heater water tank with cleaning function
CN206751580U (en) * 2017-04-29 2017-12-15 嵊州市润泉净水设备有限公司 A kind of automatic scraping removes the purifier of spot
CN109631364A (en) * 2018-11-27 2019-04-16 黄春华 One kind carrying out self-cleaning solar water heater by triboelectrification using wind as power
CN110500799A (en) * 2019-08-08 2019-11-26 合肥荣事达太阳能有限公司 A kind of self-cleaning solar water heater
CN110887248A (en) * 2019-11-29 2020-03-17 广州市沙唯士电子科技有限公司 Clean type solar water heater with scale removal function

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206751580U (en) * 2017-04-29 2017-12-15 嵊州市润泉净水设备有限公司 A kind of automatic scraping removes the purifier of spot
CN107152802A (en) * 2017-05-25 2017-09-12 江苏浴普太阳能有限公司 A kind of solar water heater water tank with cleaning function
CN109631364A (en) * 2018-11-27 2019-04-16 黄春华 One kind carrying out self-cleaning solar water heater by triboelectrification using wind as power
CN110500799A (en) * 2019-08-08 2019-11-26 合肥荣事达太阳能有限公司 A kind of self-cleaning solar water heater
CN110887248A (en) * 2019-11-29 2020-03-17 广州市沙唯士电子科技有限公司 Clean type solar water heater with scale removal function

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