CN104110826A - Electric water heater - Google Patents
Electric water heater Download PDFInfo
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- CN104110826A CN104110826A CN201410199384.4A CN201410199384A CN104110826A CN 104110826 A CN104110826 A CN 104110826A CN 201410199384 A CN201410199384 A CN 201410199384A CN 104110826 A CN104110826 A CN 104110826A
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Abstract
The invention discloses an electric water heater. The electric water heater comprises a shell, an inner container, a valve seat, a valve shaft, a drive piece and a magnesium rod assembly, wherein the inner container is arranged in the shell, the inner container is provided with a water storage cavity, the valve seat is arranged on the inner container, a drainage channel and a containing cavity are formed in the valve seat, the drainage channel and the water storage cavity are communicated, the valve shaft is movably arranged in the containing cavity and located between the closing position and an opening position, when the valve shaft is located at the closing position, the drainage channel is blocked, when the valve shaft is located at the opening position, the drainage channel is not blocked, the drive piece is used in cooperation with the valve shaft so as to drive the valve shaft to move to the closing position from the opening position, and part of the magnesium rod assembly is located in the water storage cavity. The electric water heater has the advantages of being capable of conveniently discharging water, convenient to operate, high in cleanness degree and the like.
Description
Technical field
The present invention relates to a kind of electric heater.
Background technology
For electric heater, in use procedure, inner bag is always full of water.In the inner bag of electric heater, be easy to precipitate dirt, not only affect water quality, also affected the efficiency of heating surface of heating element heater.Therefore, electric heater needs regularly the sewage in inner bag is discharged and inner bag is cleaned.In correlation technique, in order to discharge remaining water in inner bag or to clean inner bag, must use specific purpose tool that the osculum bolt being located on water heater is opened by professional and technical personnel, the magnesium rod being fixed in inner bag is disassembled.Above-mentioned drainage pattern workload is large, operation is comparatively complicated, needs professional person to operate, and is not easy to user's self-cleaning and maintenance.
Summary of the invention
The present invention is intended to solve at least to a certain extent one of technical problem in correlation technique.For this reason, one object of the present invention is to propose a kind of electric heater of being convenient to draining, easy to operate, cleanliness factor advantages of higher that has.
According to the electric heater of the embodiment of the present invention, comprise: shell; Inner bag, described inner bag is located in described shell, and described inner bag has water storage cavity; Valve seat, described valve seat is located on described inner bag, has drainage channel and container cavity in described valve seat, and described drainage channel is communicated with described water storage cavity; Valve shaft, described valve shaft is located at movably in described container cavity between the closed position of the described drainage channel of cut-out and the open position of the described drainage channel of connection; Actuator, described actuator coordinates with described valve shaft to drive described valve shaft to move to described closed position from described open position; With magnesium rod assembly, a part for described magnesium rod assembly is positioned at described water storage cavity.
According to the electric heater of the embodiment of the present invention by being provided for cutting off described drainage channel and connecting the valve shaft of described drainage channel and the actuator that setting coordinates with described valve shaft in the container cavity of described valve seat, thereby can be easily, rapidly the water in described water storage cavity, incrustation scale, impurity and suspension thereof are discharged, to make described electric heater that clean hot water can be provided.
Therefore, according to the electric heater of the embodiment of the present invention, there is the draining of being convenient to, easy to operate, cleanliness factor advantages of higher.
In addition, electric heater according to the above embodiment of the present invention can also have following additional technical characterictic:
According to one embodiment of present invention, described actuator has the first inclined-plane, and described valve shaft has the second inclined-plane, and described the second inclined-plane coordinates with described the first inclined-plane.Can make thus the structure of described electric heater more reasonable.
According to one embodiment of present invention, described valve shaft is located at movably in described container cavity between described closed position and described open position on above-below direction, the upper surface of described actuator has described the first inclined-plane, and the lower surface of described valve shaft has described the second inclined-plane.Can make thus the structure of described electric heater more reasonable, and can more be convenient to user's operation.
According to one embodiment of present invention, the horizontal cross-section of described valve shaft is circular, the horizontal cross-section of described actuator is circular, wherein said the first inclined-plane is along the circumferential extension of described actuator, described the second inclined-plane is along the circumferential extension of described valve shaft, and described actuator is rotatably located in described container cavity.Can drive described valve shaft to move to described closed position from described open position by rotating described actuator thus.
According to one embodiment of present invention, described electric heater also comprises handle, and one end of described handle extend in described container cavity and is connected with described actuator.User can be by gripping and rotating described handle and rotate described actuator thus, thereby user can carry out drain operation more effortlessly, easily.
According to one embodiment of present invention, described valve seat is provided with the first spacing edge-cut, and described the first spacing edge-cut is along the circumferential extension of described actuator, and a part for described handle is contained in described the first spacing edge-cut.Can make thus the structure of described electric heater more reasonable.
According to one embodiment of present invention, the right central angle of described the first spacing edge-cut is less than or equal to 90 degree.Can prevent that thus described the second inclined-plane from departing from described the first inclined-plane and/or preventing that described the 4th inclined-plane from departing from described the 3rd inclined-plane, can be so that described the second inclined-plane be supported on described the first inclined-plane all the time and/or described the 4th inclined-plane is supported on described the 3rd inclined-plane all the time.
According to one embodiment of present invention, described the second inclined-plane is supported on described the first inclined-plane.Can make thus described valve shaft more stably be supported on described actuator, thereby can make the structure of described electric heater more firm.
According to one embodiment of present invention, described valve shaft is when described open position, and the lower edge on described the second inclined-plane is relative with the lower edge on described the first inclined-plane on above-below direction, and the upper edge on described the second inclined-plane is relative with the upper edge on described the first inclined-plane on above-below direction.Can improve thus the stroke of described valve shaft between described open position and described closed position, thereby described valve shaft the cross-sectional area of described drainage channel can be increased when described open position, thereby the water in described water storage cavity can be discharged more rapidly.
According to one embodiment of present invention, described valve seat is provided with the second spacing edge-cut extending along the vertical direction, and described valve shaft is provided with locating part, and described locating part is engaged in described the second spacing edge-cut.When rotating described actuator and drive described valve shaft to move, can avoid described valve shaft rotation, thereby can make described valve shaft move along the vertical direction thus.
According to one embodiment of present invention, the upper surface of described actuator further has the 3rd inclined-plane, the lower surface of described valve shaft further has the 4th inclined-plane, wherein said the second inclined-plane coordinates with at least one in described the first inclined-plane and described the 3rd inclined-plane, and described the 4th inclined-plane coordinates with at least one in described the first inclined-plane and described the 3rd inclined-plane.Can make thus the structure of described electric heater more reasonable.
According to one embodiment of present invention, the horizontal cross-section of described valve shaft is circular, the horizontal cross-section of described actuator is circular, wherein said the first inclined-plane and described the 3rd inclined-plane are along the circumferential extension of described actuator, described the second inclined-plane and described the 4th inclined-plane are along the circumferential extension of described valve shaft, and described actuator is rotatably located in described container cavity.Can drive described valve shaft to move to described closed position from described open position by rotating described actuator thus.
According to one embodiment of present invention, described electric heater also comprises handle, and one end of described handle extend in described container cavity and is connected with described actuator.User can be by gripping and rotating described handle and rotate described actuator thus, thereby user can carry out drain operation more effortlessly, easily.
According to one embodiment of present invention, described the second inclined-plane is supported on described the first inclined-plane, described the 4th inclined-plane is supported on described the 3rd inclined-plane, wherein said valve shaft is when described open position, the lower edge on described the second inclined-plane is relative with the lower edge on described the first inclined-plane on above-below direction, the upper edge on described the second inclined-plane is relative with the upper edge on described the first inclined-plane on above-below direction, the lower edge on described the 4th inclined-plane is relative with the lower edge on described the 3rd inclined-plane on above-below direction, and the upper edge on described the 4th inclined-plane is relative with the upper edge on described the 3rd inclined-plane on above-below direction.
Can improve thus the stroke of described valve shaft between described open position and described closed position, thereby described valve shaft the cross-sectional area of described drainage channel can be increased when described open position, thereby the water in described water storage cavity can be discharged more rapidly.
According to one embodiment of present invention, the upper edge on described the 3rd inclined-plane is relative with the lower edge on described the first inclined-plane on above-below direction, the lower edge on described the 3rd inclined-plane is relative with the upper edge on described the first inclined-plane on above-below direction, the upper edge on described the 4th inclined-plane is relative with the lower edge on described the second inclined-plane on above-below direction, and the lower edge on described the 4th inclined-plane is relative with the upper edge on described the second inclined-plane on above-below direction.Can make thus the structure of described valve shaft and described actuator more reasonable.
According to one embodiment of present invention, each the right central angle in described the first inclined-plane, described the second inclined-plane, described the 3rd inclined-plane and described the 4th inclined-plane is 180 degree.Can make thus the structure of described electric heater more reasonable.
According to one embodiment of present invention, described electric heater also comprises elastic component, one end of described elastic component is connected with described actuator and the other end is connected with described valve shaft, wherein said valve shaft is when described closed position, and described elastic component is applied to elastic force on described valve shaft towards described open position.By the elastic component being connected with described valve shaft with described actuator is set, thereby can connect more easily, reliably described drainage channel, to discharge more easily, reliably the water in described water storage cavity.
According to one embodiment of present invention, described valve shaft comprises: valve shaft body, and the lower surface of described valve shaft body has described the second inclined-plane; And regulating part, the top of described regulating part is through described actuator, and the top of described regulating part can be located on described valve shaft body up or down, and the lower end of wherein said elastic component is connected with described regulating part and upper end is connected with described actuator.By described regulating part is set, can regulate described elastic component to be applied to the size of the elastic force on described valve shaft body.
According to one embodiment of present invention, described magnesium rod assembly comprises: installed part, in described installed part, there is the first passage being communicated with described water storage cavity, described valve shaft can be sleeved on described installed part up or down and described valve shaft is provided with the second passage, wherein said valve seat is provided with the 3rd passage being in communication with the outside, described valve shaft is when described open position, and described the first passage is communicated with described the 3rd passage by described the second passage; With magnesium rod, described magnesium rod is located on described installed part.
Extraneous air can enter in described water storage cavity by described the 3rd passage, described the second passage and described the first passage successively thus.The air entering in described water storage cavity can make the water in described water storage cavity be under pressure, thereby not only can accelerate the process of draining, and further incrustation scale, impurity and the suspension thereof in water storage cavity described in emptying.
According to one embodiment of present invention, described valve shaft is provided with the unlimited installing hole in upper end, described installed part is located in described installing hole, described electric heater also comprises seal, described seal is located in described installing hole, and wherein said valve shaft is when described open position, and described seal is opened described the first passage, described valve shaft is when described closed position, and described seal seals described the first passage.Can make thus the structure of described electric heater more reasonable.
Accompanying drawing explanation
Fig. 1 be valve shaft while being positioned at open position according to the structural representation of the electric heater of the embodiment of the present invention;
Fig. 2 is the enlarged drawing of the a-quadrant in Fig. 1;
Fig. 3 be valve shaft while being positioned at open position according to the partial structurtes schematic diagram of the electric heater of the embodiment of the present invention;
Fig. 4 be valve shaft while being positioned at open position according to the partial structurtes schematic diagram of the electric heater of the embodiment of the present invention;
Fig. 5 be valve shaft while being positioned at closed position according to the partial structurtes schematic diagram of the electric heater of the embodiment of the present invention;
Fig. 6 be valve shaft while being positioned at closed position according to the partial structurtes schematic diagram of the electric heater of the embodiment of the present invention;
Fig. 7 is according to the structural representation of the valve shaft body of the electric heater of the embodiment of the present invention;
Fig. 8 is according to the structural representation of the cam of the electric heater of the embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
Below with reference to Fig. 1-Fig. 8, describe according to the electric heater 10 of the embodiment of the present invention.As Figure 1-Figure 8, according to the electric heater 10 of the embodiment of the present invention, comprise shell 101, inner bag 102, valve seat 103, valve shaft 104, actuator 105 and magnesium rod assembly 106.
Inner bag 102 is located in shell 101, and inner bag 102 has water storage cavity 1021, and a part for magnesium rod assembly 106 is positioned at water storage cavity 1021.Valve seat 103 is located on inner bag 102, has drainage channel 1031 and container cavity 1032 in valve seat 103, and drainage channel 1031 is communicated with water storage cavity 1021.Valve shaft 104 is located at movably in container cavity 1032 between the closed position of cut-out drainage channel 1031 and the open position of connection drainage channel 1031.Actuator 105 coordinates with valve shaft 104 to drive valve shaft 104 to move to described closed position from described open position.
When valve shaft 104 moves to described open position from described closed position, drainage channel 1031 is switched on, and the water in water storage cavity 1021 can be discharged by drainage channel 1031, so that the incrustation scale in emptying water storage cavity 1021, impurity and suspension thereof.After water in water storage cavity 1021 is all discharged, can utilize actuator 105 to drive valve shaft 104 to move to described closed position from described open position, drainage channel 1031 is cut off, to the interior conveying water of water storage cavity 1021.Because the incrustation scale in water storage cavity 1021, impurity and suspension thereof are all discharged from, therefore can utilize electric heater 10 that clean hot water is provided.
According to the electric heater 10 of the embodiment of the present invention by being provided for cutting off drainage channel 1031 in the container cavity 1032 at valve seat 103 and connecting the valve shaft 104 of drainage channel 1031 and the actuator 105 that setting coordinates with valve shaft 104, thereby can be easily, rapidly the water in water storage cavity 1021, incrustation scale, impurity and suspension thereof are discharged, to make electric heater 10 that clean hot water can be provided.
Therefore, according to the electric heater 10 of the embodiment of the present invention, there is the draining of being convenient to, easy to operate, cleanliness factor advantages of higher.
Valve seat 103 is interior can have space, and this space can comprise drainage channel 1031 and container cavity 1032.Wherein, that drainage channel 1031 and container cavity 1032 do not have is clear and definite, obvious boundary, and a part for container cavity 1032 can be used for draining, and a part for drainage channel 1031 also can be used for holding valve shaft 104.That is to say, the space in valve seat 103 can be used in draining and holds valve shaft 104.
Wherein, drainage channel 1031 has water inlet 10311, when valve shaft 104 is positioned at described closed position, and valve shaft 104 shutoff water inlets 10311, when valve shaft 104 is positioned at described open position, valve shaft 104 leaves water inlet 10311.
As shown in Figure 7 and Figure 8, in some embodiments of the invention, actuator 105 can have the first inclined-plane 10511, valve shaft 104 can have the second inclined-plane 10411, the second inclined-plane 10411 can coordinate with the first inclined-plane 10511, to drive valve shaft 104 to move to described closed position from described open position.That is to say, by utilizing the first inclined-plane 10511 to drive the valve shaft 104 with the second inclined-plane 10411 coordinating with the first inclined-plane 10511 to move to described closed position from described open position.Can make thus the structure of electric heater 10 more reasonable.
Particularly, valve shaft 104 can be located at movably in container cavity 1032 between described closed position and described open position on left and right directions.That is to say, when cutting off and connect drainage channel 1031, can utilize actuator 105 to drive valve shaft 104 to move along left and right directions.When valve shaft 104 moves to described closed position from described open position, be while being moved to the left, the first inclined-plane 10511 is located on the left surface of actuator 105, and the second inclined-plane 10411 is located on the right flank of valve shaft 104.When valve shaft 104 moves to described closed position from described open position, be while moving right, the first inclined-plane 10511 is located on the right flank of actuator 105, and the second inclined-plane 10411 is located on the left surface of valve shaft 104.
As Figure 1-Figure 8, in one embodiment of the invention, valve shaft 104 can be located at movably in container cavity 1032 between described closed position and described open position on above-below direction, the upper surface of actuator 105 can have the first inclined-plane 10511, and the lower surface of valve shaft 104 can have the second inclined-plane 10411.Can make thus the structure of electric heater 10 more reasonable, and can more be convenient to user's operation.Wherein, above-below direction is as shown in the arrow B in Fig. 1-Fig. 8.
Advantageously, as shown in Figure 7 and Figure 8, the horizontal cross-section of valve shaft 104 can be circular, and the horizontal cross-section of actuator 105 can be circular.Wherein, the first inclined-plane 10511 can be along the circumferential extension of actuator 105, and the second inclined-plane 10411 can be along the circumferential extension of valve shaft 104, and actuator 105 can rotatably be located in container cavity 1032.Can drive valve shaft 104 to move to described closed position from described open position by rotary drive 105 thus.Wherein, the circumferential and valve shaft 104 of actuator 105 circumferentially can be identical.
The first projection of inclined-plane 10511 on horizontal plane can be annular, and the second projection of inclined-plane 10411 on horizontal plane can be annular.Can make thus the structure of electric heater 10 more reasonable.
Particularly, the second inclined-plane 10411 can be supported on the first inclined-plane 10511.Can make thus valve shaft 104 more stably be supported on actuator 105, thereby can make the structure of electric heater 10 more firm.
In an example of the present invention, valve shaft 104 is when described open position, and the lower edge on the second inclined-plane 10411 can be between the lower edge on the first inclined-plane 10511 and the upper edge on the first inclined-plane 10511 on above-below direction.That is to say, valve shaft 104 is when described open position, and the lower edge on the second inclined-plane 10411 upwards can be between the lower edge on the first inclined-plane 10511 and the upper edge on the first inclined-plane 10511 in the week of actuator 105.
In another example of the present invention, valve shaft 104 is when described open position, the lower edge on the second inclined-plane 10411 can be relative with the lower edge on the first inclined-plane 10511 on above-below direction, and the upper edge on the second inclined-plane 10411 can be relative with the upper edge on the first inclined-plane 10511 on above-below direction.That is to say, valve shaft 104 is when described open position, and the lower edge on the second inclined-plane 10411 can contact with the lower edge on the first inclined-plane 10511, and the upper edge on the second inclined-plane 10411 can contact with the upper edge on the first inclined-plane 10511.Can improve thus the stroke of valve shaft 104 between described open position and described closed position, thereby valve shaft 104 cross-sectional area of drainage channel 1031 can be increased when described open position, thereby the water in water storage cavity 1021 can be discharged more rapidly.
As shown in Figure 7, in a concrete example of the present invention, the upper surface of actuator 105 can further have the 3rd inclined-plane 10512, and the lower surface of valve shaft 104 can further have the 4th inclined-plane 10412.Wherein, the second inclined-plane 10411 can coordinate with at least one in the first inclined-plane 10511 and the 3rd inclined-plane 10512, and the 4th inclined-plane 10412 can coordinate with at least one in the first inclined-plane 10511 and the 3rd inclined-plane 10512.Can make thus the structure of electric heater 10 more reasonable.
Advantageously, as shown in Figure 7, the horizontal cross-section of valve shaft 104 can be circular, and the horizontal cross-section of actuator 105 can be circular.Wherein, the first inclined-plane 10511 and the 3rd inclined-plane 10512 can be along the circumferential extensions of actuator 105, and the second inclined-plane 10411 and the 4th inclined-plane 10412 can be along the circumferential extensions of valve shaft 104, and actuator 105 can rotatably be located in container cavity 1032.Can drive valve shaft 104 to move to described closed position from described open position by rotary drive 105 thus.
The projection of each in the first inclined-plane 10511, the second inclined-plane 10411, the 3rd inclined-plane 10512 and the 4th inclined-plane 10412 on horizontal plane can be annular.Can make thus the structure of electric heater 10 more reasonable.
Particularly, the second inclined-plane 10411 can be supported on the first inclined-plane 10511, the 4th inclined-plane 10412 can be supported on the 3rd inclined-plane 10512, then by rotary drive 105 along clockwise direction or counterclockwise, drives valve shaft 104 to move to described closed position from described open position.After continuing in the same direction rotary drive 105, can become the second inclined-plane 10411 and can be supported on the 3rd inclined-plane 10512, the 4th inclined-plane 10412 is supported on the first inclined-plane 10511.Continue in the same direction, after rotary drive 105, to become again the second inclined-plane 10411 and to be supported on the first inclined-plane 10511, the 4th inclined-plane 10412 is supported on the 3rd inclined-plane 10512 again.
In one embodiment of the invention, valve shaft 104 is when described open position, and the lower edge on the 4th inclined-plane 10412 can be between the lower edge on the 3rd inclined-plane 10512 and the upper edge on the 3rd inclined-plane 10512 on above-below direction.That is to say, the lower edge on the 4th inclined-plane 10412 upwards can be between the lower edge on the 3rd inclined-plane 10512 and the upper edge on the 3rd inclined-plane 10512 in the week of actuator 105.
In another embodiment of the present invention, valve shaft 104 is when described open position, the lower edge on the second inclined-plane 10411 can be relative with the lower edge on the first inclined-plane 10511 on above-below direction, the upper edge on the second inclined-plane 10411 can be relative with the upper edge on the first inclined-plane 10511 on above-below direction, the lower edge on the 4th inclined-plane 10412 can be relative with the lower edge on the 3rd inclined-plane 10512 on above-below direction, and the upper edge on the 4th inclined-plane 10412 can be relative with the upper edge on the 3rd inclined-plane 10512 on above-below direction.
That is to say, valve shaft 104 is when described open position, the lower edge on the second inclined-plane 10411 can contact with the lower edge on the first inclined-plane 10511 on above-below direction, the upper edge on the second inclined-plane 10411 can contact with the upper edge on the first inclined-plane 10511 on above-below direction, the lower edge on the 4th inclined-plane 10412 can contact with the lower edge on the 3rd inclined-plane 10512 on above-below direction, and the upper edge on the 4th inclined-plane 10412 can contact with the upper edge on the 3rd inclined-plane 10512 on above-below direction.Can improve thus the stroke of valve shaft 104 between described open position and described closed position, thereby valve shaft 104 cross-sectional area of drainage channel 1031 can be increased when described open position, thereby the water in water storage cavity 1021 can be discharged more rapidly.
As shown in Figure 7, the upper edge on the 3rd inclined-plane 10512 can be relative with the lower edge on the first inclined-plane 10511 on above-below direction, and the lower edge on the 3rd inclined-plane 10512 can be relative with the upper edge on the first inclined-plane 10511 on above-below direction.The upper edge on the 4th inclined-plane 10412 can be relative with the lower edge on the second inclined-plane 10411 on above-below direction, and the lower edge on the 4th inclined-plane 10412 can be relative with the upper edge on the second inclined-plane 10411 on above-below direction.Can make thus the structure of valve shaft 104 and actuator 105 more reasonable.
Advantageously, each the right central angle in the first inclined-plane 10511, the second inclined-plane 10411, the 3rd inclined-plane 10512 and the 4th inclined-plane 10412 can be 180 degree.That is to say, the projection of each in the first inclined-plane 10511, the second inclined-plane 10411, the 3rd inclined-plane 10512 and the 4th inclined-plane 10412 on horizontal plane can be semicircle annular.In other words, the first inclined-plane 10511 and the 3rd projection of inclined-plane 10512 on horizontal plane can be annulars, and the second inclined-plane 10411 and the 4th projection of inclined-plane 10412 on horizontal plane can be annulars.Can make thus the structure of electric heater 10 more reasonable.
As shown in Fig. 1-Fig. 3 and Fig. 5, in an example of the present invention, electric heater 10 can also comprise handle 107, and one end of handle 107 can extend in container cavity 1032, and one end of handle 107 can be connected with actuator 105.User can carry out rotary drive 105 by gripping also rotary handle 107 thus, thereby user can carry out drain operation more effortlessly, easily.
Particularly, on valve seat 103, can be provided with the first spacing edge-cut, one end of handle 107 can be through the first spacing edge-cut to be connected with actuator 105.In other words, the first spacing edge-cut can be opened on the outer surface of valve seat 103 and the first spacing edge-cut can be communicated with container cavity 1032.
Wherein, the first spacing edge-cut can be along the circumferential extension of actuator 105, and a part for handle 107 can be contained in the first spacing edge-cut.Can make thus the structure of electric heater 10 more reasonable.
Advantageously, the right central angle of the first spacing edge-cut can be less than or equal to 90 degree.That is to say, the anglec of rotation of actuator 105 is less than or equal to 90 degree.Can prevent that thus the second inclined-plane 10411 from departing from the first inclined-plane 10511 and/or preventing that the 4th inclined-plane 10412 from departing from the 3rd inclined-plane 10512, can be so that the second inclined-plane 10411 be supported on the first inclined-plane 10511 all the time and/or the 4th inclined-plane 10412 is supported on the 3rd inclined-plane 10512 all the time.
As shown in Figure 4 and Figure 6, in one embodiment of the invention, can be provided with the second spacing edge-cut 1034 extending along the vertical direction on valve seat 103, on valve shaft 104, can be provided with locating part 1042, locating part 1042 can be engaged in the second spacing edge-cut 1034.While driving valve shaft 104 to move by rotary drive 105 thus, can avoid valve shaft 104 rotations, thereby can make valve shaft 104 move along the vertical direction.
When valve shaft 104 is positioned at described closed position, rotary drive 105 for example,, to make actuator 105 depart from valve shaft 104 (making the first inclined-plane 10511 depart from the second inclined-plane 10411), moves to described open position from described closed position under the effect of the pressure of the water of valve shaft 104 in self gravitation and water storage cavity 1021.
As shown in Fig. 1-Fig. 6, in some embodiments of the invention, electric heater 10 can also comprise elastic component 108, and one end of elastic component 108 can be connected with actuator 105 and the other end of elastic component 108 can be connected with valve shaft 104.Wherein, valve shaft 104 is when described closed position, and the elastic force that elastic component 108 is applied on valve shaft 104 can be towards described open position.
When user's draining, rotary drive 105 for example, to make actuator 105 depart from valve shaft 104 (making the first inclined-plane 10511 depart from the second inclined-plane 10411), and valve shaft 104 moves to described open position from described closed position under the effect of the elastic force of elastic component 108.By the elastic component 108 being connected with valve shaft 104 with actuator 105 is set, thereby can connect more easily, reliably drainage channel 1031, to discharge more easily, reliably the water in water storage cavity 1021.
As shown in Fig. 2-Fig. 6, valve shaft 104 can comprise valve shaft body 1041 and regulating part 1043.The lower surface of valve shaft body 1041 can have the second inclined-plane 10411.Actuator 105 can be passed in the top of regulating part 1043, and the top of regulating part 1043 can be located on valve shaft body 1041 up or down.Wherein, the lower end of elastic component 108 can be connected with regulating part 1043 and the upper end of elastic component 108 can be connected with actuator 105.
Valve shaft 104 is when described closed position, and elastic component 108 can be in compressive state.That is to say, elastic component 108 can apply downward elastic force to regulating part 1043, and elastic component 108 can apply downward elastic force to valve shaft body 1041.By the regulating part 1043 that moves up, further compression elastic piece 108, can increase elastic component 108 and be applied to the elastic force on regulating part 1043 and valve shaft body 1041.By moving down regulating part 1043, can discharge elastic component 108, can reduce elastic component 108 and be applied to the elastic force on regulating part 1043 and valve shaft body 1041.
Therefore,, by regulating part 1043 is set, can adjustable elastic part 108 be applied to the size of the elastic force on valve shaft body 1041.
As shown in Fig. 2-Fig. 6, in order to prevent that water in water storage cavity 1021 from flowing through between the wall of container cavity 1032 and valve shaft 104, can between the wall of container cavity 1032 and valve shaft 104 (valve shaft body 1041), sealing ring be set.Particularly, sealing circle can be located at valve shaft 104 (valve shaft body 1041) above and contact with the wall of container cavity 1032.By elastic component 108 is set, the elastic force that can utilize elastic component 108 to be applied on valve shaft 104 (valve shaft body 1041) overcomes the frictional force between sealing circle and the wall of container cavity 1032.
Particularly, the top of regulating part 1043 can threaded engagement on valve shaft body 1041.Can move up and down regulating part 1043 by rotation regulating part 1043 thus, and then can adjustable elastic part 108 be applied to the size of the elastic force on valve shaft body 1041.
As shown in Fig. 2-Fig. 6, actuator 105 can comprise cam 1051 and camshaft 1052.Cam 1051 can rotatably be sleeved on camshaft 1052, and the upper surface of cam 1051 can have the first inclined-plane 10511.The upper surface of cam 1051 can also have the 3rd inclined-plane 10512.
The lower end of container cavity 1032 can be opened wide, and actuator 105 and valve shaft 104 more easily, easily can be arranged in container cavity 1032 thus.As shown in Fig. 2-Fig. 6, electric heater 10 can also comprise closeouts 110, the lower end that closeouts 110 can be located on valve seat 103 and closeouts 110 can shutoff container cavity 1032.
Particularly, closeouts 110 can threaded engagement on the wall of container cavity 1032.In closeouts 110, can be provided with through hole, container cavity 1032 can be stretched out by this through hole in the bottom of the bottom of regulating part 1043 and elastic component 108, so that user can more easily, easily utilize regulating part 1043 to regulate.
As shown in Figure 1, magnesium rod assembly 106 can comprise installed part 1061 and magnesium rod 1062.Magnesium rod 1062 can be located on installed part 1061, and magnesium rod 1062 is for the protection of the inner bag 102 of electric heater 10.The mounting means of magnesium rod 1062 can be known.Particularly, magnesium rod 1062 can be sleeved on installed part 1061.
In one embodiment of the invention, as shown in Fig. 2-Fig. 6, installed part 1061 is interior can have the first passage 10611 being communicated with water storage cavity 1021, and valve shaft 104 can be sleeved on installed part 1061 and on valve shaft 104 up or down can be provided with the second passage 10413.Wherein, on valve seat 103, can be provided with the 3rd passage 1035 being in communication with the outside.Valve shaft 104 is when described open position, and the first passage 10611 can be communicated with the 3rd passage 1035 by the second passage 10413.
During water in discharging water storage cavity 1021, valve shaft 104 is at described open position, now the first passage 10611 can be communicated with the 3rd passage 1035 by the second passage 10413, the first passage 10611 can be in communication with the outside, and extraneous air can enter in water storage cavity 1021 by the 3rd passage 1035, the second passage 10413 and the first passage 10611 successively thus.The air entering in water storage cavity 1021 can make the water in water storage cavity 1021 be under pressure, thereby not only can accelerate the process of draining, and further incrustation scale, impurity and the suspension thereof in emptying water storage cavity 1021.
Valve shaft 104 is when described closed position, and the first passage 10611 can disconnect with the 3rd passage 1035.
Particularly, the 3rd passage 1035 can connect the wall of container cavity 1032.Valve shaft 104 when described closed position, the second passage 10413 can with the first passage 10611 and the 3rd passage 1035 at least one disconnect so that the first passage 10611 and the 3rd passage 1035 disconnections.
As shown in Fig. 2-Fig. 6, advantageously, on valve shaft 104, can be provided with the unlimited installing hole in upper end, installed part 1061 can be located in described installing hole.Electric heater 10 can also comprise seal 109, and seal 109 can be located in described installing hole.Wherein, valve shaft 104 is when described open position, seal 109 can be opened the first passage 10611, and valve shaft 104 is when described closed position, and described seal 109 can seal the first passage 10611 to make the first passage 10611 and the 3rd passage 1035 disconnections.Can make thus the structure of electric heater 10 more reasonable.
Valve seat 103 can directly be arranged on inner bag 102 hermetically.A part for valve seat 103 can be stretched out shell 101, so that outlet of drainage channel 1031, regulating part 1043, handle 107 etc. are positioned at outside shell 101.
As shown in Fig. 2-Fig. 6, electric heater 10 can also comprise inner bag blow-off pipe 111 and fixture 113 (for example hold-down nut), and inner bag blow-off pipe 111 can be arranged on inner bag 102 hermetically.On valve seat 103, can be provided with flange 1036, fixture 113 can be located on inner bag blow-off pipe 111 and flange 1036 can be clamped between fixture 113 and inner bag blow-off pipe 111.
Particularly, fixture 113 can be by thread set on inner bag blow-off pipe 111, between flange 1036 and inner bag blow-off pipe 111 (lower surface of inner bag blow-off pipe 111), sealing ring can be provided with, between flange 1036 and fixture 113, also sealing ring can be provided with.
Electric heater 10 can also comprise drainpipe 112, and drainpipe 112 can be located on valve seat 103.The import of drainpipe 112 can be communicated with the outlet of drainage channel 1031.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of indications such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, at least one this feature can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, the implication of " a plurality of " is at least two, for example two, and three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless separately there is clear and definite restriction.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, First Characteristic Second Characteristic " on ", " top " and " above " but First Characteristic directly over Second Characteristic or oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " can be First Characteristic under Second Characteristic or tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And, the specific features of description, structure, material or feature can one or more embodiment in office or example in suitable mode combination.In addition,, not conflicting in the situation that, those skilled in the art can carry out combination and combination by the feature of the different embodiment that describe in this description or example and different embodiment or example.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, modification, replacement and modification.
Claims (20)
1. an electric heater, is characterized in that, comprising:
Shell;
Inner bag, described inner bag is located in described shell, and described inner bag has water storage cavity;
Valve seat, described valve seat is located on described inner bag, has drainage channel and container cavity in described valve seat, and described drainage channel is communicated with described water storage cavity;
Valve shaft, described valve shaft is located at movably in described container cavity between the closed position of the described drainage channel of cut-out and the open position of the described drainage channel of connection;
Actuator, described actuator coordinates with described valve shaft to drive described valve shaft to move to described closed position from described open position; With
Magnesium rod assembly, a part for described magnesium rod assembly is positioned at described water storage cavity.
2. electric heater according to claim 1, is characterized in that, described actuator has the first inclined-plane, and described valve shaft has the second inclined-plane, and described the second inclined-plane coordinates with described the first inclined-plane.
3. electric heater according to claim 2, it is characterized in that, described valve shaft is located at movably in described container cavity between described closed position and described open position on above-below direction, the upper surface of described actuator has described the first inclined-plane, and the lower surface of described valve shaft has described the second inclined-plane.
4. electric heater according to claim 3, it is characterized in that, the horizontal cross-section of described valve shaft is circular, the horizontal cross-section of described actuator is circular, wherein said the first inclined-plane is along the circumferential extension of described actuator, described the second inclined-plane is along the circumferential extension of described valve shaft, and described actuator is rotatably located in described container cavity.
5. electric heater according to claim 4, is characterized in that, also comprises handle, and one end of described handle extend in described container cavity and is connected with described actuator.
6. electric heater according to claim 5, is characterized in that, described valve seat is provided with the first spacing edge-cut, and described the first spacing edge-cut is along the circumferential extension of described actuator, and a part for described handle is contained in described the first spacing edge-cut.
7. electric heater according to claim 6, is characterized in that, the right central angle of described the first spacing edge-cut is less than or equal to 90 degree.
8. electric heater according to claim 7, is characterized in that, described the second inclined-plane is supported on described the first inclined-plane.
9. electric heater according to claim 8, it is characterized in that, described valve shaft is when described open position, and the lower edge on described the second inclined-plane is relative with the lower edge on described the first inclined-plane on above-below direction, and the upper edge on described the second inclined-plane is relative with the upper edge on described the first inclined-plane on above-below direction.
10. electric heater according to claim 4, is characterized in that, described valve seat is provided with the second spacing edge-cut extending along the vertical direction, and described valve shaft is provided with locating part, and described locating part is engaged in described the second spacing edge-cut.
11. electric heaters according to claim 3, it is characterized in that, the upper surface of described actuator further has the 3rd inclined-plane, the lower surface of described valve shaft further has the 4th inclined-plane, wherein said the second inclined-plane coordinates with at least one in described the first inclined-plane and described the 3rd inclined-plane, and described the 4th inclined-plane coordinates with at least one in described the first inclined-plane and described the 3rd inclined-plane.
12. electric heaters according to claim 11, it is characterized in that, the horizontal cross-section of described valve shaft is circular, the horizontal cross-section of described actuator is circular, wherein said the first inclined-plane and described the 3rd inclined-plane are along the circumferential extension of described actuator, described the second inclined-plane and described the 4th inclined-plane are along the circumferential extension of described valve shaft, and described actuator is rotatably located in described container cavity.
13. electric heaters according to claim 12, is characterized in that, also comprise handle, and one end of described handle extend in described container cavity and is connected with described actuator.
14. electric heaters according to claim 13, it is characterized in that, described the second inclined-plane is supported on described the first inclined-plane, described the 4th inclined-plane is supported on described the 3rd inclined-plane, wherein said valve shaft is when described open position, the lower edge on described the second inclined-plane is relative with the lower edge on described the first inclined-plane on above-below direction, the upper edge on described the second inclined-plane is relative with the upper edge on described the first inclined-plane on above-below direction, the lower edge on described the 4th inclined-plane is relative with the lower edge on described the 3rd inclined-plane on above-below direction, the upper edge on described the 4th inclined-plane is relative with the upper edge on described the 3rd inclined-plane on above-below direction.
15. electric heaters according to claim 12, it is characterized in that, the upper edge on described the 3rd inclined-plane is relative with the lower edge on described the first inclined-plane on above-below direction, the lower edge on described the 3rd inclined-plane is relative with the upper edge on described the first inclined-plane on above-below direction, the upper edge on described the 4th inclined-plane is relative with the lower edge on described the second inclined-plane on above-below direction, and the lower edge on described the 4th inclined-plane is relative with the upper edge on described the second inclined-plane on above-below direction.
16. electric heaters according to claim 15, is characterized in that, each the right central angle in described the first inclined-plane, described the second inclined-plane, described the 3rd inclined-plane and described the 4th inclined-plane is 180 degree.
17. according to the electric heater described in any one in claim 1-16, it is characterized in that, also comprise elastic component, one end of described elastic component is connected with described actuator and the other end is connected with described valve shaft, wherein said valve shaft is when described closed position, and described elastic component is applied to elastic force on described valve shaft towards described open position.
18. electric heaters according to claim 17, is characterized in that, described valve shaft comprises:
Valve shaft body, the lower surface of described valve shaft body has described the second inclined-plane; With
Regulating part, the top of described regulating part is through described actuator, and the top of described regulating part can be located on described valve shaft body up or down, and the lower end of wherein said elastic component is connected with described regulating part and upper end is connected with described actuator.
19. according to the electric heater described in any one in claim 1-16, it is characterized in that, described magnesium rod assembly comprises:
Installed part, in described installed part, there is the first passage being communicated with described water storage cavity, described valve shaft can be sleeved on described installed part up or down and described valve shaft is provided with the second passage, wherein said valve seat is provided with the 3rd passage being in communication with the outside, described valve shaft is when described open position, and described the first passage is communicated with described the 3rd passage by described the second passage; With
Magnesium rod, described magnesium rod is located on described installed part.
20. electric heaters according to claim 19, it is characterized in that, described valve shaft is provided with the unlimited installing hole in upper end, described installed part is located in described installing hole, and described electric heater also comprises seal, and described seal is located in described installing hole, wherein said valve shaft is when described open position, described seal is opened described the first passage, and described valve shaft is when described closed position, and described seal seals described the first passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199384.4A CN104110826B (en) | 2014-05-12 | 2014-05-12 | Electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199384.4A CN104110826B (en) | 2014-05-12 | 2014-05-12 | Electric heater |
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| Publication Number | Publication Date |
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| CN104110826A true CN104110826A (en) | 2014-10-22 |
| CN104110826B CN104110826B (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410199384.4A Active CN104110826B (en) | 2014-05-12 | 2014-05-12 | Electric heater |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2446450Y (en) * | 2000-09-19 | 2001-09-05 | 吕万帮 | Electric water heater |
| US20030183177A1 (en) * | 2000-04-17 | 2003-10-02 | Toshihiro Kobayashi | Water heater with a flame arrester |
| JP2011043272A (en) * | 2009-08-20 | 2011-03-03 | Corona Corp | Storage water heater |
| CN202813789U (en) * | 2012-07-19 | 2013-03-20 | 芜湖美的厨卫电器制造有限公司 | Drainage device and electric water heater |
| CN202946698U (en) * | 2012-11-09 | 2013-05-22 | 本科电器有限公司 | Novel blow-down valve structure |
| CN203824056U (en) * | 2014-05-12 | 2014-09-10 | 芜湖美的厨卫电器制造有限公司 | Electric water heater |
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2014
- 2014-05-12 CN CN201410199384.4A patent/CN104110826B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030183177A1 (en) * | 2000-04-17 | 2003-10-02 | Toshihiro Kobayashi | Water heater with a flame arrester |
| CN2446450Y (en) * | 2000-09-19 | 2001-09-05 | 吕万帮 | Electric water heater |
| JP2011043272A (en) * | 2009-08-20 | 2011-03-03 | Corona Corp | Storage water heater |
| CN202813789U (en) * | 2012-07-19 | 2013-03-20 | 芜湖美的厨卫电器制造有限公司 | Drainage device and electric water heater |
| CN202946698U (en) * | 2012-11-09 | 2013-05-22 | 本科电器有限公司 | Novel blow-down valve structure |
| CN203824056U (en) * | 2014-05-12 | 2014-09-10 | 芜湖美的厨卫电器制造有限公司 | Electric water heater |
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| CN104110826B (en) | 2017-08-29 |
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