Disclosure of Invention
The invention aims to solve the technical problem of providing a water heater with a scale removing function, which solves the problems that scale cannot be cleaned in time, the cleaning difficulty is high and the like, increases the function of cleaning scale in time and reduces the cleaning difficulty.
The invention is realized by the following technical scheme.
The water heater with the scale removing function comprises a machine shell, wherein a heating cavity is arranged in the machine shell, a water outlet communicated with the external space is arranged in the lower cavity wall of the heating cavity, a scale removing cavity is arranged in the left cavity wall of the heating cavity, a power-off mechanism for disconnecting a heating switch is arranged in the right cavity wall of the heating cavity, a water discharging mechanism for safely discharging water in the heating cavity is arranged in the water outlet, and a scale removing mechanism for removing scale in the heating cavity is arranged in the scale removing cavity;
the descaling mechanism comprises a driving cavity positioned in the right cavity wall of the heating cavity, a motor is fixedly arranged on the right cavity wall of the driving cavity, a first working cavity positioned on the right side of the descaling cavity is arranged in the left cavity wall of the heating cavity, the motor left end is in power connection with a transmission rod with the left end extending into the descaling cavity, a liquid inlet cavity with a left opening is arranged in the transmission rod, seven nozzles are uniformly arranged in the upper cavity wall and the lower cavity wall of the liquid inlet cavity at equal intervals, a second bevel gear positioned in the first working cavity is arranged at the left end of the transmission rod, a second working cavity is arranged at the lower side of the first working cavity, a rotating rod with the upper end extending into the first working cavity is arranged on the lower cavity wall at the right end of the second working cavity in a rotating mode, a sliding bevel gear is arranged at the upper end of the rotating rod in a spline connection mode, a, the lower end surface of the sliding block is connected with one end provided with a pull rope, the upper end of the rotating rod is also provided with a rotating plate positioned on the lower side of the sliding bevel gear, two reset springs are connected between the upper end surface of the rotating plate and the lower end surface of the sliding bevel gear, the left end of the transmission rod is provided with a liquid inlet cavity meshed and connected with the sliding bevel gear, the lower end of the rotating rod is provided with a driving sprocket positioned in the second working cavity, the descaling cavity is internally provided with a push plate capable of moving left and right in the cavity, the lower cavity wall of the left end of the second working cavity is rotatably provided with a driven rod, the upper end of the driven rod extends into the descaling cavity, the lower end of the driven rod is provided with a driven sprocket positioned in the second working cavity, a chain is arranged between the driven sprocket and the driving sprocket, the upper end surface of the driven rod is fixedly, the push plate is characterized in that a fixed block is fixedly arranged on the left end face of the push plate, an open slot with a leftward opening is formed in the fixed block, a fixed shaft is rotatably arranged between the upper cavity wall and the lower cavity wall of the open slot, and the right end of the fixed shaft is rotatably connected with the fixed shaft.
Further, be equipped with the ascending support chamber of opening in the lower chamber wall of heating chamber right-hand member, it can be at the bracing piece of intracavity up-and-down motion to support the intracavity to be equipped with, the fixed board of accepting that is equipped with of bracing piece up end, accept under the board terminal surface with it is equipped with supporting spring to connect under the heating chamber between the chamber wall, it is equipped with pressure sensor to support intracavity lower extreme, be equipped with the lift chamber that the opening is right in the left chamber wall of heating chamber lower extreme, the lift intracavity is equipped with the elevator that can be at intracavity up-and-down motion, the fixed kickboard that is equipped with of elevator right-hand member face, the terminal surface is connected.
Further, the power-off mechanism comprises a driven cavity positioned at the lower side of the driving cavity, a driven shaft with the upper end extending into the driving cavity is rotatably arranged on the lower cavity wall in the middle of the driven cavity, a third bevel gear positioned in the driving cavity is arranged at the upper end of the driven shaft, a first bevel gear meshed with the third bevel gear is arranged at the right end of the transmission rod, a worm positioned in the driven cavity is arranged in the middle of the driven shaft, a rotating shaft is rotatably arranged between the left cavity wall and the right cavity wall at the upper end of the driven cavity, a worm wheel meshed with the worm is arranged at the left end of the rotating shaft, a rotating gear is arranged at the right end of the rotating shaft, a power-on cavity is arranged at the right end in the casing, a fixed conductive block is fixedly arranged at the left end in the power-on cavity, a movable conductive block capable of moving left and right in the cavity is arranged at the, the electric heating device is characterized in that a wire is arranged on the outer side of the right end face of the movable conductive block in an electric connection mode, a heater extending into the heating cavity is arranged on the left side of the electrified cavity, an electric wire is arranged on the right end of the heater and electrically connected with the fixed conductive block, a push block cavity with an upward opening is arranged in the lower cavity wall of the electrified cavity, a push block capable of moving up and down in the cavity is arranged in the push block cavity, a tension spring is arranged between the lower end face of the push block and the lower cavity wall of the push block cavity in a connected mode, and a first rack is fixedly arranged on the lower end face of the push block, extends into the driven cavity.
Furthermore, the drainage mechanism comprises a baffle cavity positioned in the wall of the drainage port cavity, a baffle capable of moving left and right in the cavity is arranged in the baffle cavity, a pressure spring is connected between the right end surface of the baffle and the right cavity wall of the baffle cavity, a second rack is fixedly arranged on the front end surface of the baffle, an open cavity with a backward opening is arranged in the front cavity wall of the baffle cavity, a third working cavity is arranged on the lower side of the open cavity, a rotating rod is rotatably arranged between the lower cavity wall of the third working cavity and the upper cavity wall of the open cavity, a rotating gear meshed and connected with the second rack is arranged at the upper end of the rotating rod, a driven belt wheel positioned in the third working cavity is arranged at the lower end of the rotating rod, a rotating shaft is rotatably arranged between the upper cavity wall and the lower cavity wall at the left end of the driven cavity, a driving belt wheel is arranged at the lower end, the upper end of the rotating shaft is provided with a driven gear in a friction mode, and the lower end of the driven shaft is provided with a driving gear meshed and connected with the driven gear.
Further, be equipped with the ascending thermal induction chamber of opening in the lower chamber wall of heating chamber left end, thermal induction intracavity lower extreme is equipped with the movable plate that can move from top to bottom in the intracavity, the movable plate under the terminal surface with it is equipped with the elasticity spring to connect between the thermal induction chamber lower chamber wall, the terminal surface is connected and is equipped with rope one end under the movable plate, thermal induction intracavity upper end is equipped with the thermal induction piece, baffle intracavity upper chamber is equipped with the decurrent dog chamber of opening, the dog intracavity is equipped with the dog that can move from top to bottom in the intracavity, the dog up end with it is equipped with the elasticity spring to connect between the dog intracavity upper chamber wall, the dog up end is connected the right rope one end.
The invention has the beneficial effects that: the automatic water scale removing device is simple in structure and convenient and fast to operate, can automatically sense the existence of water scales and automatically remove the water scales when the water scales are excessively accumulated, so that the water scales are removed in time, the quality of water is improved, a heating power supply of the water heater is cut off before the water scales are removed, and the water is automatically discharged after the water in the water heater is cooled, so that the removal efficiency of the water scales in the water heater is improved.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-4, the water heater with scale removing function includes a housing 10, a heating chamber 70 is provided in the housing 10, a water outlet 48 communicating with an external space is provided in a lower chamber wall of the heating chamber 70, a scale removing chamber 62 is provided in a left chamber wall of the heating chamber 70, a power-off mechanism 12 disconnecting a heating switch is provided in a right chamber wall of the heating chamber 70, a water draining mechanism 49 safely draining water in the heating chamber 70 is provided in the water outlet 48, a scale removing mechanism 61 removing scale in the heating chamber 70 is provided in the scale removing chamber 62, the scale removing mechanism 61 includes an active chamber 27 located in the right chamber wall of the heating chamber 70, a motor 26 is fixedly provided on the right chamber wall of the active chamber 27, a first working chamber 65 located on the right side of the scale removing chamber 62 is provided in the left chamber wall of the heating chamber 70, a driving rod 68 extending into the scale removing chamber 62 is provided in a power connection at the left, a liquid inlet cavity 67 with a leftward opening is arranged in the transmission rod 68, seven nozzles 69 are equally spaced in the upper cavity wall and the lower cavity wall of the liquid inlet cavity 67, a second bevel gear 66 positioned in the first working cavity 65 is arranged at the left end of the transmission rod 68, a second working cavity 59 is arranged at the lower side of the first working cavity 65, a rotating rod 55 with an upper end extending into the first working cavity 65 is rotatably arranged on the lower cavity wall at the right end of the second working cavity 59, a sliding bevel gear 81 is arranged at the upper end of the rotating rod 55 in a spline connection manner, a sliding cavity 80 with a downward opening is arranged in the sliding bevel gear 81, a sliding block 82 capable of sliding in the cavity is arranged in the sliding cavity 80, one end of the sliding block 82 is connected with a pull rope 54, a rotating plate 78 positioned on the sliding bevel gear 81 is further arranged at the lower side of the upper end of the rotating rod 55, and two return springs 79 are connected between the, the left end of the transmission rod 68 is provided with a liquid inlet cavity 67 engaged with the sliding bevel gear 81, the lower end of the rotating rod 55 is provided with a driving sprocket 56 positioned in the second working cavity 59, the descaling cavity 62 is internally provided with a push plate 63 capable of moving left and right in the cavity, the lower cavity wall of the left end of the second working cavity 59 is rotatably provided with a driven rod 60 of which the upper end extends into the descaling cavity 62, the lower end of the driven rod 60 is provided with a driven sprocket 58 positioned in the second working cavity 59, a chain 57 is arranged between the driven sprocket 58 and the driving sprocket 56, the upper end surface of the driven rod 60 is fixedly provided with a rotating block 71, the upper end surface of the rotating block 71 is fixedly provided with a fixed rod 73, the fixed rod 73 is provided with a connecting rod 72, the left end surface of the push plate 63 is fixedly provided with a fixed block 75, the fixed block 75 is internally provided with an open slot 76 with a left opening, and, the right end of the fixing rod 73 is rotatably connected to the fixing shaft 77.
Beneficially, a supporting cavity 42 with an upward opening is arranged in the lower cavity wall at the right end of the heating cavity 70, a supporting rod 14 capable of moving up and down in the cavity is arranged in the supporting cavity 42, a bearing plate 15 is fixedly arranged on the upper end face of the supporting rod 14, a supporting spring 13 is connected between the lower end face of the bearing plate 15 and the lower cavity wall of the heating cavity 70, a pressure sensor 41 is arranged at the lower end in the supporting cavity 42, a lifting cavity 91 with a rightward opening is arranged in the left cavity wall at the lower end of the heating cavity 70, a lifting block 92 capable of moving up and down in the cavity is arranged in the lifting cavity 91, a floating plate 93 is fixedly arranged on the right end face of the lifting block 92, and one end of the pull.
Advantageously, the power cut-off mechanism 12 comprises a driven cavity 36 located at the lower side of the driving cavity 27, a driven shaft 37 with an upper end extending into the driving cavity 27 is rotatably arranged on the lower cavity wall in the middle of the driven cavity 36, a third bevel gear 28 located in the driving cavity 27 is rotatably arranged on the upper end of the driven shaft 37, a first bevel gear 29 engaged with the third bevel gear 28 is arranged at the right end of the driving rod 68, a worm 34 located in the driven cavity 36 is arranged in the middle of the driven shaft 37, a rotating shaft 32 is rotatably arranged between the left and right cavity walls at the upper end of the driven cavity 36, a worm wheel 33 engaged with the worm 34 is arranged at the left end of the rotating shaft 32, a rotating gear 30 is arranged at the right end of the rotating shaft 32, a power-on cavity 18 is arranged at the right end in the casing 10, a fixed conductive block 19 is fixedly arranged at the left end in the power-on cavity 18, a movable conductive, remove conducting block 20 right-hand member face with it is equipped with compression spring 21 to connect between the 18 right side cavity walls in circular telegram chamber, it is equipped with wire 22 to remove the 20 right-hand member facial features of conducting block external electricity connection, 18 left sides in circular telegram chamber are equipped with and stretch into heater 11 in the heating chamber 70, heater 11 right-hand member with 19 electricity links of fixed conducting block and is equipped with electric wire 17, it is equipped with the ascending ejector pad chamber 23 of opening in the 18 lower chamber walls in circular telegram chamber, be equipped with the ejector pad 24 that can be at intracavity up-and-down motion in the ejector pad chamber 23, ejector pad 24 lower extreme with it is equipped with tension spring 25 to connect between the 23 lower chamber walls in the ejector pad chamber, the fixed lower extreme that is equipped with of ejector pad 24 lower extreme stretches into in the driven chamber 36 and preceding terminal surface with first rack 31 that the meshing.
Beneficially, the drainage mechanism 49 includes a baffle cavity 90 located in the cavity wall of the drainage port 48, a baffle 89 capable of moving left and right in the cavity is located in the baffle cavity 90, a pressure spring 44 is connected between the right end surface of the baffle 89 and the right cavity wall of the baffle cavity 90, a second rack 83 is fixedly arranged on the front end surface of the baffle 89, an open cavity 16 with a backward opening is located in the front cavity wall of the baffle cavity 90, a third working cavity 47 is arranged on the lower side of the open cavity 16, a rotating rod 46 is rotatably arranged between the lower cavity wall of the third working cavity 47 and the upper cavity wall of the open cavity 16, a rotating gear 88 meshed with the second rack 83 is arranged at the upper end of the rotating rod 46, a driven pulley 45 located in the third working cavity 47 is arranged at the lower end of the rotating rod 46, a rotating shaft 39 is rotatably arranged between the upper cavity wall and the lower cavity wall of the left end of the driven cavity 36, and a driving pulley, a belt 43 is arranged between the driving pulley 38 and the driven pulley 45 in a transmission manner, a driven gear 40 is arranged at the upper end of the rotating shaft 39 in a friction manner, and a driving gear 35 meshed with the driven gear 40 is arranged at the lower end of the driven shaft 37.
Beneficially, be equipped with the ascending thermal-induction chamber 53 of opening in the lower chamber wall at heating chamber 70 left end, the lower extreme is equipped with movable plate 50 that can up-and-down motion in the intracavity in the thermal-induction chamber 53, movable plate 50 lower terminal surface with it is equipped with elasticity spring 51 to connect between the lower chamber wall in thermal-induction chamber 53, the terminal surface connection is equipped with rope 85 one end under the movable plate 50, the upper end is equipped with thermal-induction piece 52 in the thermal-induction chamber 53, be equipped with the dog chamber 87 of opening down in the intracavity chamber wall in baffle chamber 90, be equipped with the dog 84 that can up-and-down motion in the intracavity in the dog chamber 87, the dog 84 up end with it is equipped with elasticity spring 86 to connect between the upper chamber wall in dog chamber 87, the dog 84 up end connection right rope 85 one end.
In the initial state, the receiving plate 15 is supported by the support spring 13 and located above the pressure sensor 41, the fixed conductive block 19 is in contact connection with the movable conductive block 20, the floating plate 93 is located at the upper end of the elevating cavity 91 under the buoyancy of water, the pull rope 54 is in a tensioned state, and the sliding bevel gear 81 is disengaged from the second bevel gear 66 under the tension of the pull rope 54.
When scale is generated in the heating cavity 70, the gravity of the bearing plate 15 increases after the scale is accumulated, the bearing plate 15 and the support rod 14 move downward under the action of gravity, the lower end of the support rod 14 abuts against the pressure sensor 41, the motor 26 starts to operate, the motor 26 operates to drive the transmission rod 68 and the first bevel gear 29 and the second bevel gear 66 on the transmission rod 68 to rotate, the first bevel gear 29 rotates to drive the third bevel gear 28 meshed with the first bevel gear to rotate, so as to drive the driven shaft 37 and the worm 34 on the driven shaft 37 to rotate, the worm 34 rotates to drive the worm wheel 33 meshed with the worm to rotate, so as to drive the rotating shaft 32 and the rotating gear 30 at the right end of the rotating shaft 32 to rotate, the rotating gear 30 rotates to drive the first rack 31 and the push block 24 meshed with the rotating gear to move upward, the push block 24 moves upward to enter between the fixed conductive block 19 and the movable conductive block 20, and the fixed conductive block, the heater 11 stops heating the water in the heating chamber 70, the water in the heating chamber 70 starts to be cooled slowly, after the water in the heating chamber 70 is cooled completely, the thermal sensing block 52 cools and shrinks to stop extruding the moving plate 50, the moving plate 50 moves upwards under the elastic force of the elastic spring 51 to tighten the rope 85, the stopper 84 moves upwards under the pulling force of the rope 85 to leave the blocking baffle 89, at this time, the driving gear 35 rotates to drive the driven gear 40 meshed with the driving gear to rotate, so as to drive the rotating shaft 39 and the driving pulley 38 at the lower end of the rotating shaft 39 to rotate, the driving pulley 38 rotates to drive the driven pulley 45 in transmission connection with the driving gear through the belt 43 to rotate, the driven pulley 45 rotates to drive the rotating rod 46 and the rotating gear 88 on the rotating rod 46 to rotate, so as to drive the second rack 83 meshed with the rotating rod 46 and the baffle 89 to move rightwards, the water in the heating chamber 70 is drained through the drainage port 48, and when the water in the heating chamber 70 is drained, the floating plate 93 moves downward due to the buoyancy of the water, thereby releasing the pull rope 54, the sliding bevel gear 81 loses the pulling force of the pull rope 54 and moves upwards under the elastic force of the return spring 79 to be meshed with the second bevel gear 66, the second bevel gear 66 rotates to drive the sliding bevel gear 81 to rotate, thereby driving the rotating rod 55 and the driving sprocket 56 on the rotating rod 55 to rotate, the driving sprocket 56 drives the driven sprocket 58 which is connected with the driving sprocket through the chain 57 to rotate, thereby driving the driven rod 60 and the rotating block 71 on the driven rod 60 to rotate, the rotating block 71 rotates to drive the fixed rod 73 and the connecting rod 72 to reciprocate left and right, thereby driving the push plate 63 to reciprocate left and right to intermittently push the descaling agent in the descaling cavity 62 into the liquid inlet cavity 67, and spraying the descaling agent into the heating cavity 70 for descaling through the rotating action of the transmission rod 68;
after descaling, the bearing plate 15 and the supporting rod 14 move upwards to reset under the action of the elastic force of the supporting spring 13, the motor 26 stops working, the baffle 89 moves leftwards to reset under the action of the elastic force of the pressure spring 44, the push block 24 moves downwards to reset under the action of the tensile force of the tension spring 25, and the movable conductive block 20 moves leftwards to contact with the fixed conductive block 19 again under the action of the elastic force of the compression spring 21.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.