CN218942888U - Liquid heater - Google Patents

Abstract

The utility model discloses a liquid heater, which belongs to the field of household appliances and solves the problems of poor display effect, high manufacturing cost and poor user experience of an operation panel in the prior art. The utility model is mainly used for reducing the manufacturing cost, and simultaneously effectively improving the display effect of the operation panel, so that a user has better use experience.

Description

Liquid heater

Technical Field

The utility model relates to a household appliance, in particular to a liquid heater.

Background

The liquid heater such as health preserving kettle, electric hot water bottle need set up parts such as operating panel, pilot lamp outward, realize the instruction input and the information display to liquid heater to the user's convenience of use. The information display of the existing liquid heater is realized in the following modes, and the first mode is that a functional mask is arranged on an operation panel, covers a lamp hole and indicates corresponding functions. Because the existence of processing error to and function panel and operating panel are fixed through the mode of pasting, have great gap between easy messenger's function facial mask and the operating panel, gap department produces the light leak easily, and display effect is relatively poor, and aesthetic property is relatively poor. The second is to use an IMD method, in which the IMD integrally molds the functional mask on the surface layer of the operation panel or the middle layer of the operation panel, but the cost is high. The third is that the nixie tube is arranged to replace the indicator lamp, but only a certain working state in the working process of the liquid heater can be displayed in a limited way through the nixie tube, and the liquid heater has more functions, can not intuitively display all functions, and has poorer use feeling for users.

Disclosure of Invention

The utility model aims to provide a liquid heater, which solves the problems of poor display effect, high manufacturing cost and poor user experience of an operation panel in the prior art, reduces the manufacturing cost, effectively improves the display effect of the operation panel and ensures that a user has better use experience.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a liquid heater, includes the casing, and the casing is equipped with operating panel, and operating panel's inboard is equipped with the circuit board, is equipped with the pilot lamp on the circuit board, operating panel's lower surface is equipped with down the blind hole, and down the blind hole is with the pilot lamp one-to-one, and down the degree of depth of blind hole is H1, and operating panel's thickness is H1/H is greater than or equal to 50%, and operating panel's upper surface is equipped with the blind hole, goes up the blind hole and goes up the blind hole one-to-one down, goes up the degree of depth of blind hole and is H2,0.5 < (H1+H2)/H is less than or equal to 0.95.

After the technical scheme is adopted, the utility model has the following advantages: firstly, operating panel's lower surface is equipped with the blind hole down with pilot lamp one-to-one, operating panel's upper surface is equipped with the blind hole down with blind hole one-to-one for the light that the pilot lamp sent all gathers in blind hole down and last blind hole that corresponds, the luminance of blind hole department has been increased, user's visual clearer, user's experience is better, and because the lateral wall of blind hole down and the lateral wall of last blind hole are opaque, avoid the light mutual interference of different pilot lamps, operating panel's display effect is better, and simple structure, be convenient for production, the cost is lower, also can avoid the shrink that operating panel unilateral punching produced, improve operating panel is pleasing to the eye, secondly, rationally set up the depth of blind hole and lower blind hole, both guaranteed operating panel's display effect, guarantee operating panel's structural strength again, if H1/H is < 50%, then the spotlight effect of blind hole is relatively poor down, influence display effect, if (H1+H2)/H0.5, then the light that the pilot lamp sent is difficult to pass operating panel, result in operating panel's luminance is lower, influence display effect, if (H1+H2)/H is greater than 0.95, operating panel's service life can influence operating panel's service life.

Further, the depth h2=0.2-0.5 mm of the upper blind hole. Adopt aforementioned technical scheme, rationally set up the degree of depth of going up the blind hole, when guaranteeing operating panel's display effect, the easy dirty that contains of blind hole is avoided effectively, if go up the degree of depth H2 of blind hole < 0.2mm, then the spotlight effect of going up the blind hole is relatively poor, influences operating panel's display effect, if the degree of depth H2 of going up the blind hole > 0.5mm, then the dirty that contains easily influences user experience.

Further, be equipped with the shade between operating panel and the circuit board, the shade has the leaded light hole that supplies the pilot lamp to stretch into one by one, and the top of leaded light hole is equipped with the light trap, and lower blind hole is located the top of light trap. Adopt aforementioned technical scheme, at first, set up light shield and separate operating panel and circuit board, avoid operating panel direct extrusion circuit board, effectively ensure the life of circuit board, secondly, light shield has the leaded light hole that supplies the pilot lamp to stretch into one by one, is favorable to making the light of pilot lamp more concentrated, even, effectively avoids taking place the light leak, and the display effect is better to and set up the light trap that is located blind hole below down, be favorable to making the light that the pilot lamp sent get into blind hole down, further be favorable to making the display effect better.

Further, the shading piece is provided with a connecting lug, and the connecting screw penetrates through the connecting lug to be connected with the power base so as to fix the shading piece. By adopting the technical scheme, the connecting and fixing mode is simple, reliable and stable, and the shading effect of the shading piece is effectively ensured because the shading piece and the power supply base are not easy to loose.

Further, the operation panel or the circuit board or the shell is provided with a connecting hole matched with the connecting screw. By adopting the technical scheme, the light shielding piece and the operation panel or the circuit board or the shell are combined into a whole, so that the structure is more stable and firm, looseness of the light shielding piece and the operation panel or the circuit board or the shell can be effectively avoided, and the display effect of the operation panel is guaranteed.

Further, a first convex ring surrounding the light hole is arranged at the top end of the light shielding piece, and the first convex ring is abutted to the lower surface of the operation panel; or, the lower surface of the operation panel is provided with a second convex ring surrounding the lower blind hole, and the second convex ring is abutted against the top end surface of the shading piece. By adopting the technical scheme, the first convex ring is arranged or the second convex ring is arranged, so that on one hand, the light-shielding piece at the position of the light-transmitting hole or the blind hole is tightly attached to the lower surface of the operation panel, light leakage between the light-transmitting hole or the blind hole is avoided, and on the other hand, the structural strength of the operation panel can be increased, and the bending resistance of the operation panel is improved.

Further, one of the operation panel and the shading piece is provided with a positioning hole, the other one is provided with a positioning column, and the positioning column and the positioning hole are matched with each other to position the shading piece. By adopting the technical scheme, the device is simple in structure, the light shielding piece can be positioned by mutually matching the positioning column and the positioning hole, so that the assembly precision of the operation panel and the light shielding piece is higher, and the operation panel and the light shielding piece are convenient to install.

Furthermore, the periphery of the lower blind hole of the operation panel is of an opaque structure. By adopting the technical scheme, the light-tight structure has an effective shading effect, avoids mutual interference of light rays emitted by the indicator lamp, and has a simple structure and lower manufacturing cost.

Further, a light barrier extending downwards is arranged on the lower surface of the operation panel between the adjacent lower blind holes, and the light barrier is inserted between the adjacent two indicator lamps. By adopting the technical scheme, the light barrier is arranged, so that light rays between two adjacent indicator lamps are effectively separated from each other, and the display of the operation panel is clearer and more accurate.

Further, the liquid heater comprises a kettle body and a power supply base, and the shell is positioned on the power supply base; alternatively, the liquid heater further includes a liquid container, and the housing is provided on an outer periphery of the liquid container. By adopting the technical scheme, the shell is positioned on the power supply base or arranged on the periphery of the liquid container, and is suitable for liquid heaters of different types, so that the display effect of the operation panel of the liquid heater of the different types is better.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is an exploded view of a liquid heater according to a first embodiment of the present utility model;

FIG. 2 is a partial cross-sectional view of a liquid heater according to a first embodiment of the present utility model;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 in accordance with the present utility model;

FIG. 4 is a view showing an assembly of a light shielding member and an operation panel according to a first embodiment of the present utility model;

fig. 5 is a schematic structural view of a light shielding member according to a first embodiment of the present utility model;

fig. 6 is a schematic structural diagram (a) of an operation panel according to a first embodiment of the present utility model;

fig. 7 is a schematic structural diagram (ii) of an operation panel according to a first embodiment of the present utility model;

in the figure, 1, a shell; 2. an operation panel; 21. a lower blind hole; 22. an upper blind hole; 23. positioning columns; 24. a light barrier; 25. a connection hole; 3. a circuit board; 4. an indicator light; 5. a light shielding member; 51. a light guide hole; 52. a light hole; 53. a connecting lug; 54. a first collar; 55. positioning holes; 6. a kettle body; 7. and a power supply base.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

It should be understood that, in various embodiments of the present utility model, the size of the sequence numbers of each process is not meant to indicate the order of execution, and the order of execution of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present utility model.

It should be understood that in the present utility model, "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

It should be understood that in the present utility model, "plurality" means two or more. "and/or" is merely an association relationship describing an association object, meaning that three relationships may exist, for example, X and/or Y may represent: x alone, X and Y together, and Y alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. "comprising X, Y and Z", "comprising X, Y, Z" means that all three of X, Y, Z comprise, "comprising X, Y or Z" means that one of the three comprises X, Y, Z, and "comprising X, Y and/or Z" means that any one or any two or three of the three comprise X, Y, Z.

The technical scheme of the utility model is described in detail below by specific examples. The following specific embodiments may be combined with or replaced with each other according to actual situations, and the same or similar concepts or processes may not be described in detail in some embodiments.

As shown in fig. 1 to 7, the utility model provides a liquid heater, which comprises a shell 1, wherein the shell 1 is provided with an operation panel 2, the inner side of the operation panel 2 is provided with a circuit board 3, an indicator lamp 4 is arranged on the circuit board 3, the lower surface of the operation panel 2 is provided with a lower blind hole 21, the lower blind hole 21 corresponds to the indicator lamp 4 one by one, the depth of the lower blind hole 21 is H1, the thickness of the operation panel 2 is H1/H more than or equal to 50%, the upper surface of the operation panel 2 is provided with an upper blind hole 22, the upper blind hole 22 corresponds to the lower blind hole 21 one by one, and the depth of the upper blind hole 22 is H2, and 0.5 < (H1+H2)/H less than or equal to 0.95.

Firstly, the lower surface of operating panel 2 is equipped with the lower blind hole 21 with pilot lamp 4 one-to-one, operating panel 2's upper surface is equipped with the shrink that produces with lower blind hole 21 one-to-one, make pilot lamp 4 send light all gather in corresponding lower blind hole 21 and last blind hole 22, the luminance of last blind hole 22 department has been increased, the user sees more clearly from the vision, user's experience is better, and because the lateral wall of lower blind hole 21 and the lateral wall of last blind hole 22 are opaque, avoid the light mutual interference of different pilot lamps 4, operating panel 2's display effect is better, and simple structure, and the production of being convenient for, the cost is lower, also can avoid operating panel 2 unilateral to punch the shrink that produces, operating panel 2 is pleasing to the eye, secondly, rationally set up the degree of depth of going up blind hole 22 and lower blind hole 21, both guaranteed operating panel 2's display effect, and operating panel 2's structural strength has been guaranteed, if H1/H < 50%, then the spotlight effect of lower blind hole 21 is worse, influence display effect, if (H1+H2)/H2, if (H2)/H0.5), then operating panel 4 sends, be difficult to pass operating panel 2, the operating panel's light influence (H2), the effect is influenced by the operating panel's is more than 95, if H is difficult to influence, and the operating panel's 2.

It will be appreciated that H1/H may be at a reasonable ratio of 50% or 60% or 70%, and (H1+H2)/H may be at a reasonable ratio of 0.75 or 0.80 or 0.85.

There are a variety of types of liquid heaters, and in one embodiment the liquid heater comprises a kettle body 6 and a power base 7, the housing 1 being located on the power base 7. The kettle body 6 and the power base 7 can be separated, and the use is more convenient.

It will be appreciated that in another embodiment, the liquid heater further comprises a liquid container, and the housing 1 is provided at the outer periphery of the liquid container. The display effect of the operation panel 2 of the liquid heater of different models is better.

In this embodiment, the liquid heater is an electric kettle. Of course, in other embodiments, the liquid heater may be a tea boiler or the like.

Specifically, the depth h2=0.2 to 0.5mm of the upper blind hole 22. The depth of blind hole 22 is rationally set up, and when guaranteeing operating panel 2's display effect, the easy dirty that contains of blind hole 22 is avoided effectively, if go up the degree of depth H2 of blind hole 22 < 0.2mm, then the spotlight effect of blind hole 22 is relatively poor, influences operating panel 2's display effect, if go up the degree of depth H2 of blind hole 22 > 0.5mm, then easy dirty that contains influences user experience.

It will be appreciated that the depth H2 of the upper blind hole 22 may be 0.3mm or 0.4mm or the like.

In order to further improve the display effect of the display panel, a light shielding member 5 is arranged between the operation panel 2 and the circuit board 3, the light shielding member 5 is provided with light guide holes 51 for the indicator lamps 4 to extend into one by one, the top ends of the light guide holes 51 are provided with light holes 52, and the lower blind holes 21 are positioned above the light holes 52. Firstly, set up light shield 5 and separate operating panel 2 and circuit board 3, avoid operating panel 2 direct extrusion circuit board 3, effectively ensure the life of circuit board 3, secondly, light shield 5 has the leaded light hole 51 that supplies pilot lamp 4 to stretch into one by one, be favorable to making pilot lamp 4 light more concentrated, even, effectively avoid taking place the light leak, the display effect is better, and set up the light trap 52 that is located blind hole 21 below down, be favorable to making the light that pilot lamp 4 sent get into blind hole 21 down, further be favorable to making the display effect better.

And, the lower surface of the operation panel 2 is provided with a light blocking plate 24 extending downward between the adjacent lower blind holes 21, the light blocking plate 24 being interposed between the adjacent two indicator lamps 4. The light barrier 24 is arranged to effectively separate light transmission between two adjacent indicator lamps 4, so that the display of the operation panel 2 is clearer and more accurate.

In order to facilitate the installation of the shade 5, the shade 5 is provided with a connecting lug 53, and a connecting screw is connected with the power base 7 through the connecting lug 53 to fix the shade 5. The connection and fixation mode is simple, reliable and stable, and the shading effect of the shading piece 5 is effectively ensured because the shading piece 5 and the power base 7 are not easy to loose.

In order to make the installation of the shade 5 more reliable, the operation panel 2 or the circuit board 3 or the housing 1 is provided with a connection hole 25 to be fitted with a connection screw. The light shielding piece 5 and the operation panel 2 or the circuit board 3 or the shell 1 are combined into a whole, so that the structure is more stable and firm, looseness of the light shielding piece 5 and the operation panel 2 or the circuit board 3 or the shell 1 can be effectively avoided, and the display effect of the operation panel 2 is guaranteed.

In the present embodiment, the operation panel 2 is provided with a connection hole 25 to be engaged with a connection screw, so that the operation panel 2 and the light shielding member 5 are integrally connected.

In combination, in one embodiment, the light shielding member 5 is fixed to the wiring board 3, the wiring board 3 is combined to the upper cover of the housing 1, and finally, the lower cover of the housing 1 and the upper cover of the housing 1 are connected in combination.

In another embodiment, the light shielding member 5 is fixed to the wiring board 3, the wiring board 3 is combined to the lower cover of the housing 1, and finally, the upper cover of the housing 1 and the lower cover of the housing 1 are connected in combination.

And, in one embodiment, the top end of the light shielding member 5 is provided with a first convex ring 54 surrounding the light hole 52, and the first convex ring 54 abuts against the lower surface of the operation panel 2. The first convex ring 54 is arranged, so that on one hand, the light holes 52 or the blind hole position shading pieces 5 are tightly attached to the lower surface of the operation panel 2, light leakage between the light holes is avoided, and on the other hand, the bending resistance of the operation panel 2 is improved.

In another embodiment, the lower surface of the operation panel 2 is provided with a second convex ring surrounding the lower blind hole 21, and the second convex ring abuts against the top end surface of the light shielding member 5. The second convex ring is arranged, so that the light hole 52 or the blind hole position shading piece 5 is tightly attached to the lower surface of the operation panel 2, light leakage between the light hole and the blind hole is avoided, the bending resistance of the operation panel 2 is increased, and the structural strength of the operation panel 2 is also increased.

In order to improve the assembly accuracy of the operation panel 2 and the light shielding member 5, one of the operation panel 2 and the light shielding member 5 is provided with a positioning hole 55, the other one is provided with a positioning column 23, and the positioning column 23 and the positioning hole 55 are matched with each other to position the light shielding member 5. The structure is simple, the light shielding piece 5 can be positioned by mutually matching the positioning column 23 and the positioning hole 55, so that the assembly precision of the operation panel 2 and the light shielding piece 5 is higher, and the installation of the operation panel 2 and the light shielding piece 5 is also convenient.

Embodiment two:

in this embodiment, the operation panel 2 has an opaque structure at the outer periphery of the lower blind hole 21. The light-tight structure plays an effective shading effect, avoids the mutual interference of light rays emitted by the indicator lamp 4, and has simple structure and lower manufacturing cost.

Other matters not described in this embodiment can refer to embodiment one.

In addition to the preferred embodiments described above, other embodiments of the present utility model are also contemplated as falling within the scope of the claimed utility model, as well as all other embodiments that may be made by one of ordinary skill in the art without making any inventive effort based on the embodiments of the present utility model.

Claims (10)

1. The utility model provides a liquid heater, includes the casing, and the casing is equipped with operating panel, and operating panel's inboard is equipped with the circuit board, is equipped with the pilot lamp on the circuit board, a serial communication port, operating panel's lower surface is equipped with down the blind hole, and lower blind hole and pilot lamp one-to-one, and the degree of depth of blind hole is H1 down, and operating panel's thickness is H, and H1/H is greater than or equal to 50%, operating panel's upper surface is equipped with the blind hole, goes up the blind hole and goes up the blind hole one-to-one down, goes up the degree of depth of blind hole and is H2, and 0.5 < (H1+H2)/H is less than or equal to 0.95.

2. The liquid heater as claimed in claim 1, wherein the depth h2=0.2-0.5 mm of the upper blind hole.

3. The liquid heater as claimed in claim 1, wherein a light shielding member is disposed between the operation panel and the circuit board, the light shielding member has a light guide hole into which the indication lamp extends one by one, a light transmission hole is disposed at a top end of the light guide hole, and the lower blind hole is disposed above the light transmission hole.

4. A liquid heater as claimed in claim 3, wherein the shutter is provided with a connection lug through which a connection screw passes to connect with the power base to secure the shutter.

5. The liquid heater as claimed in claim 4, wherein the operation panel or the circuit board or the housing is provided with a connection hole to be fitted with a connection screw.

6. The liquid heater as claimed in claim 3, wherein a first convex ring surrounding the light hole is provided at the top end of the light shielding member, and the first convex ring abuts against the lower surface of the operation panel; or, the lower surface of the operation panel is provided with a second convex ring surrounding the lower blind hole, and the second convex ring is abutted against the top end surface of the shading piece.

7. A liquid heater as claimed in claim 3, wherein one of the operating panel and the shade member is provided with a locating hole and the other is provided with a locating post, the locating post and the locating hole cooperating to locate the shade member.

8. The liquid heater as claimed in claim 1, wherein the operation panel has an opaque structure at an outer periphery of the lower blind hole.

9. A liquid heater as claimed in claim 1 or 8, wherein the lower surface of the operating panel is provided with a downwardly extending light barrier between adjacent lower blind holes, the light barrier being interposed between adjacent two indicator lights.

10. The liquid heater as claimed in claim 1, wherein the liquid heater comprises a kettle body and a power base, the housing being located on the power base; alternatively, the liquid heater further includes a liquid container, and the housing is provided on an outer periphery of the liquid container.

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