Disclosure of Invention
The invention provides a household high-efficiency water heater which can effectively solve the problems that the temperature of the bottom end of a water pipe is higher than the height of the top end of the water pipe due to the fact that the water pipe is static and motionless when the conventional gas water heater is used for heating water, the water heating time is long, the efficiency is low, and energy waste is high due to indirection.
In order to achieve the purpose, the invention provides the following technical scheme: a household efficient water heater comprises a shell, wherein a combustion chamber is arranged at the bottom end position inside the shell, a copper water tank is arranged at one end inside the shell, which is close to the top end of the combustion chamber, a preheating tank is arranged at the top end inside the shell, which is close to the end of the copper water tank, an exhaust tank is arranged at the top end outside the shell, which is close to the top end of the preheating tank, a water inlet pipe is connected to one side inside the shell in a penetrating manner, and one end of the water inlet pipe is fixedly connected with a;
the copper water tank is internally provided with a high-efficiency heating component, and the high-efficiency heating component comprises a heating water pipe, a connecting water pipe, a surrounding water pipe, a driving blade, a U-shaped air deflector, an arc-shaped air deflector, a spring groove, a limiting spring, a limiting rod, a heat conducting plate, a baffle, an air outlet cylinder, a motor, a gear mechanism, a belt mechanism, a connecting column, a first arc-shaped sealing plate and an exhaust hole;
one end of the water inlet pipe is positioned in the copper water tank, heating water pipes are uniformly and movably mounted, one ends of a plurality of heating water pipes are movably mounted on a connecting water pipe, one end of the connecting water pipe is mounted at one end of the copper water tank, the bottom end of the connecting water pipe is connected with a surrounding water pipe, the surrounding water pipe surrounds the outer side of the copper water tank, a driving blade is fixedly sleeved on the outer side of the heating water pipe, U-shaped air deflectors are welded at the positions, close to the bottom end of the driving blade, of two ends in the copper water tank, and an arc-shaped air deflector is mounted between the two U;
the improved copper water tank is characterized in that a spring groove is formed in the top surface of the arc-shaped air deflector, limiting springs are evenly welded inside the spring groove, the top ends of the limiting springs are welded on the bottom surface of a limiting rod, heat-conducting plates are mounted at the positions, located at the bottom end of the arc-shaped air deflector, of the two ends of the middle of the inside of the copper water tank through rotating shafts, baffles are welded at the positions, corresponding to the positions of the heat-conducting plates, of the two ends of the inside of the copper water.
The exhaust hole has been seted up at copper water tank top surface middle part, copper water tank top surface is in exhaust hole one end position department fixed mounting has the motor, motor output shaft top fixed mounting has gear mechanism, the motor output shaft outside is in gear mechanism bottom fixed mounting has belt mechanism, belt mechanism and the equal fixed mounting of gear mechanism one end have the spliced pole, spliced pole one end is located inside the copper water tank and installs first circular arc closure plate through the screw, first circular arc closure plate top surface movable mounting is in the inside top surface of copper water tank, the input and the external power supply output electric property of motor are connected.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. the high-efficiency heating assembly is arranged, and by using the heating water pipe, the driving blades, the U-shaped air guide plate, the arc-shaped air guide plate and the surrounding water pipe, the temperature of the top end and the bottom end in the heating water pipe is ensured to be consistent in the heating process, the water heating time is reduced, the water heating efficiency is improved, the emitted heat can be absorbed, the heat consumption is reduced, the energy consumption rate in the heating process is reduced, and the cost for using the water heater is reduced;
through the use of spacing spring and gag lever post, avoided driving the condition that the leaf reversal appears, the effectual phenomenon that prevents the vapor refluence guarantees the normal use of water heater, and the use of cooperation heat-conducting plate and baffle, when not using the water heater, slow down the speed that the heat scatters and disappears, the time of extension heat effluvium, the time that the improvement heat stopped in copper water tank inside reaches a heat retaining purpose, reduce the time that improves the temperature degree next time, the cost of water heater use has further been reduced.
Through the use of motor, gear mechanism, belt mechanism and first circular arc closing plate, can seal the copper water tank fast, effectually avoid thermal quick loss, prevent the heat waste, improve thermal utilization ratio, and can keep the inside temperature unanimous from top to bottom of copper water tank, water is heated more evenly, reaches the purpose to cold water heating fast, when not using the water heater simultaneously, slows down the heat and scatters and disappears, further improves heat preservation effect and extension heat retaining time.
2. The preheating and heat-insulating assembly is arranged, and by using the isolation plate, the flow guide frame, the adjusting plate and the compression spring, the flow path of hot air in the preheating box can be prolonged while cold water is preheated, the preheating effect is improved, the time for heating water is effectively reduced, the purpose of using the hot water after being burnt is achieved, the temperature of the gas can be reduced, the influence on the environment caused by directly discharging high-temperature gas into the air is avoided, and the risk that a worker is scalded in the use process is avoided;
the use of cooperation slider, movable plate, corresponding groove and heat preservation pad plays one when not using equally, plays the heat preservation effect to the water that preheats, reduces thermal scattering and disappearing, and the staff of being convenient for uses the water heater next time.
In conclusion, through high-efficient heating element and preheating heat preservation subassembly, through steam as the power supply, reduced the time of cold water heating and reached a effect of preheating, realized the reuse of the energy, improve the utilization ratio of the energy, and can have a heat preservation effect to it when not using again, reduce energy resource consumption, and then reduced use cost.
3. Through the backflow adjusting exhaust assembly, the gas is recycled through the use of the exhaust pipe and the air outlet, oxygen is provided for combustion, the effect of combustion is improved while the natural gas is combusted more thoroughly, the water boiling efficiency is further improved, the exhausted gas is filtered by matching with the use of the mounting frame and the activated carbon plate, harmful substances are effectively prevented from directly flowing into the surrounding environment, and the environmental protection performance of the water heater is improved;
the air outlet can be adjusted according to the wind direction through the hinged plate, the arc rod, the adjusting rod and the electric push rod, so that the air is conveniently discharged, and meanwhile, the phenomenon that external wind flows backwards and enters the inside of the water heater to influence the normal use of the water heater is effectively avoided;
through the use of swivel mount, electric telescopic handle, second circular arc closing plate and circular arc rubber slab, can make steam spill gradually, effectually avoided a large amount of steam together to spill, lead to steam accumulational problem to appear, and can produce cold wind when the swivel mount rotates, dispel the heat to steam, further reduced the temperature of steam, avoid high-temperature gas directly to discharge.
4. Through the use of the cleaning and collecting assembly and the use of the water pipe, the placing bottle, the first valve and the second valve, the water scale in the water heater can be conveniently removed by workers, the water heater does not need to be disassembled by the workers, the cleaning efficiency is improved, the problem of damage to the water heater in the disassembling process is solved, and the water can be prevented from flowing back in the placing bottle in the normal use process by matching the use of the circular sealing plate and the sealing spring;
through the use of a screw thread section of thick bamboo, installation circle, rubber circle and filter screen, on the one hand, block the incrustation scale, avoid the incrustation scale directly to flow from the outlet pipe when making things convenient for the staff to collect the incrustation scale, cause the problem that the outlet pipe decreases the stopper to appear, on the other hand, reinforcing outlet pipe and encircleing joint strength and leakproofness between the water pipe have avoided the outlet pipe and have encircleed the condition appearance that appears leaking between the water pipe.
5. Through the use of swift installation seal assembly, through inserting the board, the connecting block, the fixed plate, the use of cardboard and restriction board, make things convenient for the staff installation and dismantle the shell door, need not through the screw installation, reduce the time of installation and dismantlement, and avoided dismantling and need use specific instrument to install in the installation, the use of cooperation shell door and rectangle rubber slab, can adjust the shell door position in the installation, better messenger rectangle rubber slab and shell contact, improve the leakproofness between shell door and the shell, inside avoiding dust and water stain entering shell, the condition that has influenced the water heater use appears.
Through the use of cleaning and collecting the subassembly and swiftly installing sealing component, incrustation scale and spot in can getting rid of the water heater sooner, guaranteed the security in the water heater use, and reduced clearance and dismantlement in-process staff intensity of labour.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-12, the invention provides a technical scheme, a household high-efficiency water heater, which comprises a shell 1, wherein a combustion chamber 2 is arranged at the bottom end position inside the shell 1, a copper water tank 3 is arranged at one end inside the shell 1 close to the top end position of the combustion chamber 2, a preheating tank 4 is arranged at the top end inside the shell 1 close to one end of the copper water tank 3, an exhaust tank 5 is arranged at the top end outside the shell 1 at the top end of the preheating tank 4, a water inlet pipe 6 is connected to one side inside the shell 1 in a penetrating manner, and a water outlet pipe 7 is fixedly connected to;
the inside of the copper water tank 3 is provided with an efficient heating component 8, and the efficient heating component 8 comprises a heating water pipe 801, a connecting water pipe 802, a surrounding water pipe 803, a driving blade 804, a U-shaped air deflector 805, an arc-shaped air deflector 806, a spring groove 807, a limiting spring 808, a limiting rod 809, a heat conducting plate 810, a baffle 811, an air outlet cylinder 812, a motor 813, a gear mechanism 814, a belt mechanism 815, a connecting column 816, a first arc-shaped closing plate 817 and an exhaust hole 818
One end of the water inlet pipe 6 is positioned inside the copper water tank 3 and is uniformly and movably provided with heating water pipes 801, one ends of the plurality of heating water pipes 801 are movably arranged on the connecting water pipe 802, one end of the connecting water pipe 802 is arranged at one end of the copper water tank 3, the bottom end of the connecting water pipe 802 is connected with a surrounding water pipe 803, the surrounding water pipe 803 surrounds the outer side of the copper water tank 3, the outer side of the heating water pipe 801 is fixedly sleeved with a driving blade 804, two ends inside the copper water tank 3, close to the bottom end of the driving blade 804, are respectively welded with a U-shaped air deflector 805, the shape of the longitudinal section at one end of the driving blade 804 is an arc, two adjacent driving blades 804 are mutually contacted, the shapes of the longitudinal sections at two ends of the U-shaped air deflector 805 are both arcs, so that the driving blade 804 is;
the top surface of the arc-shaped air deflector 806 is provided with a spring groove 807, limit springs 808 are uniformly welded in the spring groove 807, the top ends of a plurality of limit springs 808 are welded on the bottom surface of a limit rod 809, the limit rod 809 is positioned in the spring groove 807, the length and the width of the spring groove 807 are respectively equal to the length and the width of the limit rod 809, the two ends of the top surface of the limit rod 809 are provided with round corners, the limit rod 809 is prevented from moving out of the spring groove 807, the limit rod 809 is prevented from shaking, the blade 804 is conveniently driven to rotate, heat conducting plates 810 are respectively installed at the positions, positioned at the bottom end of the arc-shaped air deflector 806, of the two ends in the copper water tank 3 through rotating shafts, the sum of the widths of the two heat conducting plates 810 is equal to the width in the copper water tank 3, the length of the heat conducting plates 810 is equal to the length in the copper water tank 3, the bottom end of the copper, the top end of the copper water tank 3 is connected with one end of the preheating tank 4 through an air outlet cylinder 812.
An exhaust hole 818 is formed in the middle of the top surface of the copper water tank 3, a motor 813 is fixedly installed at one end of the top surface of the copper water tank 3, a gear mechanism 814 is fixedly installed at the top end of an output shaft of the motor 813, a belt mechanism 815 is fixedly installed at the bottom end of the gear mechanism 814 on the outer side of the output shaft of the motor 813, a connecting column 816 is fixedly installed at one end of each of the belt mechanism 815 and the gear mechanism 814, a first arc sealing plate 817 is installed inside the copper water tank 3 at one end of the connecting column 816 through screws, the top surface of the first arc sealing plate 817 is movably installed on the top surface inside the copper water tank 3, the input end of the motor 813 is electrically connected with the output end of an external power supply, the gear mechanism 814 comprises a driving gear and a driven gear, a driving gear is fixedly connected to the, belt grooves are formed in the outer side of the output shaft of the motor 813 and the outer side of the top end of the connecting column 816, and the two belt grooves are connected through a belt.
A preheating and heat-insulating assembly 9 is arranged in the preheating box 4, and the preheating and heat-insulating assembly 9 comprises an isolation plate 901, a flow guide frame 902, a sliding groove 903, a sliding block 904, a moving plate 905, a corresponding groove 906, a heat-insulating pad 907, an adjusting plate 908 and a compression spring 909;
the preheating box 4 is welded with a partition board 901 at the top end, a flow guide frame 902 is fixedly installed at the bottom end of the partition board 901 in the preheating box 4, two ends of the flow guide frame 902 are both provided with sliding grooves 903, two ends in the sliding grooves 903 are both connected with sliding blocks 904 in a sliding manner, two adjacent sliding blocks 904 are respectively installed at two ends of a movable plate 905, the longitudinal section of the flow guide frame 902 is S-shaped, the longitudinal sections of the sliding grooves 903 and the sliding blocks 904 are both T-shaped, the bottom surface of the flow guide frame 902 is in contact with the bottom surface in the preheating box 4, the longitudinal section of the movable plate 905 is U-shaped, the movable plate 905 is embedded in the flow guide frame 902 in a sliding manner, the gas circulation path is prolonged, the heat utilization rate is improved, the two movable plates 905 are better driven to move, the corresponding grooves 906 are formed in correspondence to the water inlet pipe 6, two adjacent adjusting plates 908 are hinged to each other, and the top ends of two adjacent adjusting plates 908 are connected by compression springs 909.
A backflow adjusting exhaust assembly 10 is installed inside the exhaust box 5, and the backflow adjusting exhaust assembly 10 comprises an exhaust pipe 1001, an air outlet 1002, a backflow pipe 1003, an installation frame 1004, an activated carbon plate 1005, a hinge plate 1006, an installation block 1007, an arc rod 1008, an adjusting rod 1009, an electric push rod 1010, a rotating frame 1011, an electric telescopic rod 1012, a second arc closing plate 1013 and an arc rubber plate 1014;
the top end of the preheating box 4 penetrates through the shell 1 and is fixedly connected with an exhaust pipe 1001 in the exhaust box 5, the top end of the exhaust pipe 1001 is uniformly provided with air outlet holes 1002 in the exhaust box 5, the top end of the exhaust pipe 1001 is fixedly connected with a return pipe 1003, the bottom end of the return pipe 1003 is fixedly connected with one end of the combustion chamber 2, two ends in the preheating box 4 are respectively provided with an installation frame 1004 through screws, and an activated carbon plate 1005 is uniformly and fixedly arranged in the installation frame 1004;
hinged plates 1006 are hinged to two ends of the preheating box 4, an installation block 1007 is installed at one end of each hinged plate 1006 through a screw, an arc rod 1008 is connected to one end of each installation block 1007 through a screw, a sliding rod is installed at one end of each arc rod 1008 through a screw, a sliding groove is formed in a position, corresponding to the position of the corresponding sliding rod, of one end of the preheating box 4, the cross sections of the sliding groove and the sliding rod are T-shaped, the arc rod 1008 is further limited, the arc rod 1008 is enabled to be more stable in the moving process, an adjusting rod 1009 is movably installed at one end of the preheating box 4 through a rotating shaft, an electric push rod 1010 is fixedly installed at one end of;
5 top surfaces of exhaust box are in the equal fixed mounting in back flow 1003 both ends and have electric telescopic handle 1012, electric telescopic handle 1012 one end is in the equal fixedly connected with second circular arc closing plate 1013 in blast pipe 1001 both ends, second circular arc closing plate 1013 one end bonds and has circular arc rubber slab 1014, 5 inside exhaust boxes are in the blast pipe 1001 both ends and all install the swivel mount 1011 through the pivot, the width of swivel mount 1011 equals with the inside width of exhaust box 5, the diameter of second circular arc closing plate 1013 equals with the outside diameter of blast pipe 1001, make things convenient for the swivel mount 1011 to rotate, conveniently seal venthole 1002 simultaneously, electric putter 1010 and electric telescopic handle 1012's input all links to each other with external power source output electrical property.
One end of the water inlet pipe 6 is provided with a cleaning and collecting assembly 11, and the cleaning and collecting assembly 11 comprises a mounting water pipe 1101, a placing bottle 1102, a first valve 1103, a second valve 1104, a circular sealing plate 1105, a sealing spring 1106, a threaded cylinder 1107, a mounting ring 1108, a rubber ring 1109 and a filter screen 1110;
an installation water pipe 1101 is fixedly connected to one end of the bottom of a water inlet pipe 6, a placing bottle 1102 is fixedly connected to the middle of the installation water pipe 1101, a first valve 1103 is installed on the outer side of the bottom of the water inlet pipe 6, a second valve 1104 is installed on the outer side of one end of the installation water pipe 1101, a circular closing plate 1105 is hinged to the inner portion of one end of the installation water pipe 1101, a placing cylinder is arranged at the top end of the placing bottle 1102, a piston is fixedly sleeved on the outer side of the inner portion of the placing cylinder, a limiting block is welded to a position, close to the circular closing plate 1105, of one end of the inner portion of the installation water pipe 1101, a rubber block is bonded to one end of the circular closing plate 1105, dilute hydrochloric acid can be conveniently placed into the placing bottle 1102;
encircle and be connected through threaded cylinder 1107 between water pipe 803 and the outlet pipe 7, encircle and placed installation circle 1108 between water pipe 803 and the outlet pipe 7, rubber circle 1109 is all installed with the bottom surface to installation circle 1108 top surface, and the rubber groove has been seted up to installation circle 1108 corresponding rubber circle 1109 position department, and rubber circle 1109 is in inside the rubber groove, improves the leakproofness of encircleing between water pipe 803 and the outlet pipe 7, and installation circle 1108 internally mounted has filter screen 1110.
One end of the outer shell 1 is provided with a quick-mounting sealing assembly 12, and the quick-mounting sealing assembly 12 comprises a shell door 1201, a rectangular rubber plate 1202, an insertion plate 1203, an insertion hole 1204, a connecting block 1205, a fixing plate 1206, a clamping groove 1207, a clamping plate 1208, a rubber cylinder 1209 and a limiting plate 1210;
a shell door 1201 is installed at one end of a shell 1, a rectangular rubber plate 1202 is bonded inside the shell door 1201, insertion plates 1203 are welded at the top and the bottom of one side of the shell 1, insertion holes 1204 are formed in the positions, corresponding to the insertion plates 1203, of the shell door 1201, a connecting block 1205 is hinged at one end of the top of each insertion plate 1203, a fixing plate 1206 is hinged at one end of the top of each connecting block 1205, two adjacent fixing plates 1206 are connected through a taking rod, and the welding of pole top surface of taking has the handle, make things convenient for the staff through removing two fixed plates 1206, 1 one end of shell has been seted up and has been inlayed the groove, shell door 1201 one end card is gone into and is inlayed inslot portion, the shell 1 outside is in the parallel and level position with the shell door 1201 outside, improve the aesthetic feeling of water heater, draw-in groove 1207 has evenly been seted up to fixed plate 1206 top surface, the welding of 1 top surface of shell corresponding draw-in groove 1207 position department has cardboard 1208, the fixed cover in cardboard 1208 outside has a rubber section of thick bamboo 1209, cardboard 1208 top surface.
The working principle and the using process of the invention are as follows: when the water heater is used, cold water is introduced into the water inlet pipe 6, gas is introduced into the combustion chamber 2 and is combusted, at the moment, the cold water enters the heating water pipe 801 from the water inlet pipe 6, hot gas rises in the combustion process, the motor 813 is started, the gear mechanism 814 and the belt mechanism 815 are driven to rotate through the rotation of the output shaft of the motor 813, the connecting column 816 is driven to rotate, the first arc closing plate 817 is driven to rotate through the rotation of the connecting column 816, the exhaust hole 818 is closed, the problem that the water heating speed is slow due to the fact that a large amount of hot air leaks out of the exhaust hole 818 when heating is started is effectively solved, the water heating speed is increased, after the first arc closing plate 817 is heated for a period of time, the hot air is released, meanwhile, the heat conduction plate 810 is blown to rotate along with the rising of the hot air, the heat conduction plate 810 rotates 90 degrees, at this time, the U-shaped air deflector 805 and the arc-shaped air deflector 806 guide the hot air, so that the hot air is blown to the driving blade 804 by the arc surfaces of the U-shaped air deflector 805 and the arc-shaped air deflector 806, the heating water pipe 801 is driven to rotate, the top end and the bottom end of the outer side of the heating water pipe 801 are heated uniformly by the rotation of the heating water pipe 801, thereby the cold water inside the heating water pipe 801 is heated uniformly, the heating speed of the cold water is improved, the time for boiling water is reduced, the utilization rate of energy is improved, the driving blade 804 is made of copper, during the rotation process of the driving blade 804, the arc surface is contacted with the limiting rod 809 at the moment, the limiting spring 808 is compressed, during the process, the limiting rod 809 moves continuously in the spring groove 807, the driving blade 804 can rotate, and during the heating process, the surrounding water pipe 803 surrounds the outer side of the copper water tank 3, the heat emitted from the outer side, the waste of heat is avoided, and the utilization rate of energy is improved;
after heating, hot air enters the preheating box 4 through the air outlet cylinder 812 and enters the diversion frame 902, the hot air blows the adjusting plate 908 to rotate, the compression spring 909 is stretched, the moving plate 905 is pushed to move towards the two sides of the water inlet pipe 6, the sliding block 904 is driven to move in the sliding groove 903, hot air is directly contacted with the water inlet pipe 6, the purpose of preheating the water inlet pipe 6 is achieved, the hot air then flows out along the diversion frame 902, the longitudinal section of the diversion frame 902 is S-shaped, the flowing path of the hot air is prolonged, cold water in the water inlet pipe 6 can be better preheated, the heating duration is prolonged, the preheating effect is improved, meanwhile, heat in the hot air can be better absorbed, the hot air is cooled and dissipated, the temperature is low when the air is blown out, the hot air is prevented from being directly discharged, and the problem of scalding to users is solved;
after the exhaust gas enters the exhaust box 5 from the preheating box 4 through the exhaust pipe 1001, the staff drives the adjusting rod 1009 to rotate by opening the electric push rod 1010, and drives the circular arc rod 1008 to rotate by rotating the adjusting rod 1009, thereby driving the hinged plate 1006 and the mounting block 1007 to rotate, and opening one end of the exhaust box 5, in the process, the other mounting block 1007 rotates due to the self gravity, and gradually seals the other end of the exhaust box 5, thereby exhausting the hot gas, and by controlling the opening and closing of the two ends of the exhaust box 5, and simultaneously opening the electric telescopic rod 1012, the second circular arc sealing plate 1013 and the circular arc rubber plate 1014 are pushed to move, so that the air outlet 1002 at one end of the exhaust pipe 1001 is sealed, the hot gas is exhausted from the air outlet 1002 at the other end, in the process of exhausting the hot gas, the hot gas blows the rotating frame 1011 to rotate at the moment, and rotates through the rotating frame 1011, the hot gas can be gradually diffused, the problem that the hot gas is accumulated at one end of the exhaust box 5 is effectively avoided being diffused together, cold air can be generated in the rotating process of the rotating frame 1011 to dissipate the heat of the hot gas, the temperature of the hot gas is reduced, the high-temperature gas is prevented from being directly exhausted, the problem that the external gas flows back to the inside of the exhaust box 5 due to overlarge external air pressure is effectively avoided, meanwhile, the gas can enter the combustion chamber 2 through the backflow pipe 1003 when the gas is exhausted, the combustion of the gas is accelerated, the oxygen in the combustion process is increased, the combustion of the gas is more thorough, the use cost of the water heater is reduced, and in the exhaust process, the gas firstly contacts with the activated carbon plate 1005 after flowing out of the gas outlet 1002 to adsorb harmful substances in the gas and prevent the harmful substances from directly flowing into the surrounding environment, the influence on the surrounding environment is caused, and the environmental protection performance of the water heater in the use process is improved.
When the water heater is not used by a worker, the gas is cut off, combusted gas is generated inside the combustion chamber 2, at the moment, the baffle 811 rotates under the action of self gravity, the baffle 811 rotates 90 degrees and contacts with the baffle 811 to seal the bottom end of the copper water tank 3, so that residual heat at the bottom end of the copper water tank 3 is gradually dissipated, the heat dissipation time is prolonged, and the purpose of heat preservation is achieved, meanwhile, the exhaust hole 818 is sealed through the first arc sealing plate 817, the rapid loss of heat is effectively avoided, the energy waste is caused, meanwhile, hot air is sealed in the copper water tank 3, the heat preservation effect is further improved, the heat dissipation from the air outlet cylinder 812 is further reduced through the driving blade 804, the stay time of the heat inside the copper water tank 3 is prolonged, the next-time use of the water heater by the worker is facilitated, and in the process, the compression spring 909 is compressed, the adjusting plate 908 rotates to drive the moving plate 905 to move, the moving plate 905 moves to two ends of the water inlet pipe 6, the water inlet pipe 6 is clamped into the corresponding groove 906, heat insulation is conducted on the water inlet pipe 6 through the heat insulation pad 907, and the heat insulation effect of the water heater is further improved;
after the water heater is used for a long time, when scale inside the water heater needs to be cleaned, at this time, a worker firstly puts dilute hydrochloric acid into the placing bottle 1102, closes the valves at the positions of the first valve 1103 and the water outlet pipe 7, opens the second valve 1104, at this time, water enters the placing bottle 1102 through the mounting water pipe 1101, and enters the water inlet pipe 6 through the mounting water pipe 1101, so that the dilute hydrochloric acid enters the water inlet pipe 6, the water outlet pipe 7, the heating water pipe 801, the connecting water pipe 802 and the surrounding water pipe 803, and then closes the second valve 1104, so that the dilute hydrochloric acid is soaked in the water inlet pipe 6, the water outlet pipe 7, the heating water pipe 801, the connecting water pipe 802 and the surrounding water pipe 803 for 30 minutes, the scale inside the water heater is removed, the valves at the positions of the first valve 1103 and the water outlet pipe 7 are opened, so that clean water washes the inside of the water heater, the problem that water scale is directly discharged from the water outlet pipe 7 to cause blockage of the water outlet pipe 7 is avoided, after the shell door 1201 can be opened by a worker, the threaded cylinder 1107 is rotated, after the threaded cylinder 1107 is rotated to the position of the bottom end of the surrounding water pipe 803, the filter screen 1110 is detached through the filter screen 1110 to clean the water scale, the worker can clean the water scale conveniently, the cleaning efficiency is improved, meanwhile, the water outlet pipe 7 and the surrounding water pipe 803 can be connected more closely through rotation of the threaded cylinder 1107, the sealing performance between the water outlet pipe 7 and the surrounding water pipe 803 can be enhanced through matching of the rubber ring 1109, and the situation that water leakage occurs to the water outlet pipe 7 and the surrounding water pipe 803 is effectively avoided;
when an operator needs to maintain the electrical components inside the casing 1, at this time, the operator can rotate the fixing plate 1206 to rotate the fixing plate 1206 and the clamping groove 1207, so that the clamping groove 1207 is separated from the clamping plate 1208, the connecting block 1205 and the fixing plate 1206 are rotated by 90 degrees and 180 degrees respectively, so that the connecting block 1205 and the fixing plate 1206 are kept in a horizontal state, and the top surfaces of the connecting block 1205 and the fixing plate 1206 and the top surface of the insertion plate 1203 are in the same horizontal plane, the operator can detach the casing door 1201 by moving the casing door 1201, the efficiency of mounting and detaching the casing door 1201 is improved, the mounting cost is reduced without mounting screws, meanwhile, during the mounting process, the operator can drive the casing door 1201 to move by moving the fixing plate 1206, so that the rectangular rubber plate 1202 is compressed, and after the rectangular rubber plate is in contact with one end of the casing 1 more tightly, the clamping groove 1207 is clamped into, the sealing performance between the shell door 1201 and the shell 1 is improved, and dust and water stain are prevented from entering the shell 1, so that the use of the water heater is influenced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.