CN212513288U - Electronic scale - Google Patents

Abstract

The application provides an electronic scale which comprises a face shell, a bottom shell, a key cover and a key main body, wherein the face shell is connected with the bottom shell; the face shell is provided with a mounting hole, the face shell is provided with a first limiting structure and a second limiting structure which are arranged at intervals along the extending direction of the mounting hole, the key main body and the key cover are clamped between the first limiting structure and the second limiting structure, and the key cover is positioned in the mounting hole and on one side of the key main body, which is far away from the bottom shell; the key cover can be close to the key main body in an extending direction of the mounting hole to press the key main body. The electronic scale has compact structure, the key cover is tightly matched with the key main body, and the pressing hand feeling is good. Meanwhile, the assembly and disassembly are convenient, the processing and manufacturing cost is low, and the maintenance cost is low.

Description

Electronic scale

Technical Field

The utility model relates to an electronic product field particularly, relates to an electronic scale.

Background

Most electronic scale's mechanical button in the existing market all is through the hole cooperation of reference column and button lid on the face-piece, scalds the welding riveting again and is in the same place, sets up the button on the drain pan, and this kind of structure has several drawbacks to show easily visible and can't overcome: 1. after the key cover and the face shell are subjected to hot stamping and riveting, if the key cover has poor silk-screen printing or appearance defects, the whole face shell is scrapped together, and the loss is large; 2. the key cover is hot riveted on the face shell, so that the key cover, the face shell and the like are not tightly riveted or scalded to cause processing defective products, and cannot be replaced and disassembled; 3. the hot riveting has the processes of aligning hole columns, hot riveting and the like, so the working efficiency is low; 4. the hot riveting is a process of melting and then cooling and solidifying plastics, and pungent and even toxic gases are generated in the process, so that the hot riveting is not good for the health of staff; 5. the hot riveting key cover is fixed on the face shell, the key cover needs to have a cantilever glue position with a certain length, the place where the cantilever arrives on the face shell needs to be kept away, the compact scale body structure needs a large space, the space is difficult to realize sometimes, the shape needs to be adjusted, the design difficulty is increased or the aesthetic feeling of the shape is reduced; 6. the key cover and the keys are respectively arranged on the face shell and the bottom shell, the joint is not compact, the key cover rotates in a lever mode around a riveting point as a fulcrum when being pressed, the pressing is not vertically applied to the key surface, the hand feeling of the keys is poor, and the hand feeling is worse under the condition that the surface of the face shell is an inclined plane or the stroke of the keys is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic scale, it can improve at least one technical problem in the above-mentioned a plurality of technical problem.

The embodiment of the utility model is realized like this:

an embodiment of the utility model provides an electronic scale, it includes:

the key comprises a face shell, a bottom shell, a key cover and a key main body, wherein the face shell is connected with the bottom shell; the face shell is provided with a mounting hole, the face shell is provided with a first limiting structure and a second limiting structure which are arranged at intervals along the extending direction of the mounting hole, the key main body and the key cover are clamped between the first limiting structure and the second limiting structure, and the key cover is positioned in the mounting hole and on one side of the key main body, which is far away from the bottom shell; the key cover can be close to the key main body in an extending direction of the mounting hole to press the key main body.

In an alternative embodiment, the first limiting structure is provided as at least a portion of the mounting hole near the end surface of the bottom case.

In an optional implementation manner, the key cover includes a pressing portion and a fixing portion that are connected, the pressing portion is located in the mounting hole, and the fixing portion is located between the first limiting structure and the second limiting structure and abuts against the first limiting structure.

In an alternative embodiment, the front shell is further provided with an anti-rotation structure, the key cover abuts against the anti-rotation structure, and the anti-rotation structure is used for limiting the key cover to rotate around the axis of the key cover.

In an alternative embodiment, the anti-rotation structure is provided on the wall of the mounting hole.

In an alternative embodiment, the anti-rotation structure comprises two anti-rotation protrusions, the two anti-rotation protrusions are arranged at intervals in the circumferential direction of the mounting hole, and part of the key cover is inserted between the two anti-rotation protrusions.

In an optional embodiment, the second limiting structure comprises a connecting part and a clamping part which are connected, the connecting part is connected with the hole wall of the mounting hole, and the clamping part is located in an area surrounded by the mounting hole; the key cover and the key body are clamped between the first limiting structure and the clamping portion.

In an optional implementation manner, the number of the clamping portions is multiple, the clamping portions are arranged at intervals in the circumferential direction of the mounting hole, the clamping portions define an accommodating cavity together, and the key main body is located in the accommodating cavity and abuts against the clamping portions.

In an optional implementation manner, the second limiting structure further includes a guiding portion, the guiding portion is connected to the connecting portion, the guiding portion is provided with a guiding inclined surface, and the guiding inclined surface is used for guiding the key body to enter the accommodating cavity.

In an optional implementation manner, a plurality of third limiting structures are further disposed on a hole wall of the mounting hole, the plurality of third limiting structures are arranged at intervals in the circumferential direction of the mounting hole, and at least one of the plurality of third limiting structures is used for abutting against the key cover when the key cover is close to the key main body, so as to limit a movement range of the key cover.

The embodiment of the utility model provides a beneficial effect is:

in summary, the present embodiment provides an electronic scale, which includes a front shell, a bottom shell, a key cover and a key body connected together. The face shell is provided with a first limiting structure and a second limiting structure, the key cover and the key body are clamped between the first limiting structure and the second limiting structure, and the key cover can be close to the key body, so that the key body is pressed, and the effect of controlling the key body is achieved. Because the key cover and the key main body are arranged on the face shell, the structure is compact, and the installation and the disassembly are convenient; meanwhile, the gap between the key cover and the key main body is stable, the conditions of dead jacking, overlarge gap, looseness of the key cover and abnormal sound are not easy to occur, the key cover and the key main body are aligned accurately, the assembling precision is high, the hand feeling is good when a user operates the key, and the probability of defective rate caused by assembling can be reduced.

Meanwhile, the face shell, the bottom shell, the key cover and the key main body are mutually independent parts and can be independently processed, and after one or more of the parts are damaged, the damaged parts can be directly replaced, so that the cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an electronic scale according to an embodiment of the present invention (a schematic partial structural diagram of the electronic scale is shown);

FIG. 2 is a schematic sectional view of an electronic scale according to an embodiment of the present invention (a schematic partial structure of the electronic scale is shown);

FIG. 3 is an exploded schematic view of an electronic scale according to an embodiment of the present invention (showing a partial schematic view of the electronic scale);

fig. 4 is a schematic view of a viewing angle of a panel according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of another view angle of the face shell according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a bottom case according to an embodiment of the present invention.

Icon:

001-electronic scale; 100-a face shell; 110-mounting holes; 200-a bottom shell; 210-a positioning projection; 220-supporting feet; 300-a key cover; 310-a pressing part; 320-a fixed part; 400-key body; 500-a first limit structure; 600-a second limit structure; 610-a connecting portion; 611-through holes; 620-a snap-in part; 630-a guide; 631-a guide ramp; 700-anti-rotation structure; 710-anti-spin protrusions; 800-a third limit structure; 900-non-slip mat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present embodiment provides an electronic scale 001, where the keys of the electronic scale 001 are convenient to assemble and low in manufacturing cost.

Fig. 1 to 3 are schematic diagrams showing only a part of an electronic scale 001, and fig. 1 to 6 are schematic diagrams showing only a part of a front case 100 and a bottom case 200.

Referring to fig. 1-3, an electronic scale 001 according to the present embodiment includes a front case 100, a bottom case 200, a key cover 300, and a key body 400, wherein the front case 100 is connected to the bottom case 200; the face-piece 100 has a mounting hole 110, the face-piece 100 has a first limiting structure 500 and a second limiting structure 600 arranged at intervals along the extending direction of the mounting hole 110, the key main body 400 and the key cover 300 are clamped between the first limiting structure 500 and the second limiting structure 600, the key cover 300 is positioned in the mounting hole 110 and on the side of the key main body 400 far away from the bottom shell 200; the key cover 300 can approach the key main body 400 in the extending direction of the mounting hole 110 to press the key main body 400.

In the electronic scale 001 provided by the embodiment, since the key cover 300 and the key main body 400 are both arranged on the face shell 100, the electronic scale has a compact structure and is convenient to mount and dismount; meanwhile, the gap between the key cover 300 and the key body 400 is stable, the conditions of deadlocking, overlarge gap, looseness of the key cover 300 and abnormal sound are not easy to occur, the two conditions are aligned accurately, the assembly precision is high, the hand feeling is good when a user operates the key, and the probability of defective rate caused by assembly can be reduced.

Referring to fig. 4, in the present embodiment, optionally, the mounting hole 110 on the panel housing 100 is a cylindrical hole, and the extending direction of the mounting hole 110 is the axial direction thereof. The mounting hole 110 has a first end located on the outer side of the face housing 100 and a second end located on the inner side of the face housing 100, and when the face housing 100 is assembled with the bottom housing 200, the inner side is closer to the bottom housing 200 than the outer side. At least a portion of the end surface of the second end of the mounting hole 110 is provided as a first limiting structure 500. In other words, when the key top 300 is mounted in the mounting hole 110, a portion of the key top 300 can abut against the end surface of the second end, thereby restricting the key top 300 from being separated from the mounting hole 110 in a direction from the inner side to the outer side.

Referring to fig. 5, optionally, the second limiting structure 600 is disposed on the wall of the mounting hole 110.

Optionally, the second limiting structure 600 includes a connecting portion 610, a plurality of clamping portions 620 and a guiding portion 630, the connecting portion 610 is connected to a hole wall of the mounting hole 110, the number of the clamping portions 620 is plural, the plurality of clamping portions 620 are all connected to the connecting portion 610, and the plurality of clamping portions 620 are all located in an area surrounded by the mounting hole 110. The guide portion 630 is connected to the connection portion 610.

Optionally, the connecting portion 610 is a connecting plate, a through hole 611 is provided on the connecting plate, the through hole 611 extends along the extending direction of the mounting hole 110, and a center line of the through hole 611 is collinear with an axis of the mounting hole 110. The through hole 611 is used to allow the key cover 300 to abut against the key body 400 when the key cover 300 is pressed, so as to control the key body 400.

Alternatively, the clamping portion 620 is configured to be reversed. The plurality of clamping parts 620 are disposed around the through hole 611, and the plurality of clamping parts 620 surround to form a receiving area for receiving the key main body 400, which is communicated with the through hole 611. One side of each of the clamping parts 620 in the accommodating area is provided with an inclined surface so as to guide the key main body 400 into the accommodating area. In this embodiment, the number of the clamping portions 620 is two, and the two clamping portions 620 are uniformly arranged at intervals in the circumferential direction of the through hole 611.

Optionally, the guiding portion 630 is a guiding plate, the guiding portion 630 is perpendicular to the connecting portion 610, the guiding portion 630 is located between the two clamping portions 620, a guiding inclined surface 631 is disposed on a surface of the guiding portion 630, which is close to the accommodating area, and the guiding inclined surface 631 is used for guiding the key main body 400 to enter into the accommodating area.

Referring to fig. 4, in the present embodiment, optionally, an anti-rotation structure 700 is further disposed on the hole wall of the mounting hole 110, and when the key cover 300 is disposed in the mounting hole 110, the key cover 300 abuts against the anti-rotation structure 700, so as to limit the key cover 300 to rotate relative to the panel housing 100 in the circumferential direction of the mounting hole 110.

Further, the rotation preventing structure 700 includes a pair of rotation preventing protrusions 710, and the pair of rotation preventing protrusions 710 have a spacing in a circumferential direction of the mounting hole 110. Each anti-rotation protrusion 710 extends in the axial direction of the mounting hole 110. In other words, the pair of anti-rotation protrusions 710 define a plugging region therebetween, when the key cover 300 is disposed in the mounting hole 110, a portion of the key cover 300 is plugged in the plugging region, and both sides of the portion of the key cover 300 plugged in the plugging region in the circumferential direction of the mounting hole 110 respectively abut against the pair of two anti-rotation protrusions 710.

It should be noted that the number of the anti-rotation structures 700 may be one or more, and when the anti-rotation structures 700 are provided in multiple numbers, the multiple anti-rotation structures 700 are uniformly arranged at intervals in the circumferential direction of the mounting hole 110. For example, in the present embodiment, the number of the anti-rotation structures 700 is two.

Referring to fig. 4, in this embodiment, optionally, a third limiting structure 800 is further disposed on the hole wall of the mounting hole 110, the number of the third limiting structures 800 may be one or more, and when the number of the third limiting structures 800 is multiple, the multiple third limiting structures 800 are uniformly arranged at intervals in the circumferential direction of the mounting hole 110. The third limiting structure 800 is used for abutting against the key cover 300 when the key cover 300 is close to the key body 400, so as to limit the movement range of the key cover 300 and avoid the situation that the edge sinks too deeply and is locked when the edge of the key cover 300 is pressed.

Further, the third limiting structure 800 is a strip-shaped protrusion, and the third limiting structure 800 extends along the axial direction of the mounting hole 110.

Referring to fig. 3, in the present embodiment, optionally, the key cover 300 includes a pressing portion 310 and a fixing portion 320, the pressing portion 310 is disc-shaped, and an outer end surface of the pressing portion 310 may be provided with a pattern to remind an operator. The fixing portions 320 are provided in two, each fixing portion 320 is a barb, and the two fixing portions 320 are connected to the pressing portion 310 and are uniformly spaced along the circumferential direction of the fixing portion 320.

Referring to fig. 6, in the present embodiment, optionally, the inner plate surface of the bottom case 200 is provided with a positioning protrusion 210 for abutting against the key main body 400. The outer plate surface of the bottom case 200 is provided with supporting legs 220, the supporting legs 220 correspond to the positioning protrusions 210, and the supporting legs 220 can be abutted against the ground or other supporting platforms when the positioning protrusions 210 are subjected to external force.

Referring to fig. 2 or fig. 3, in this embodiment, optionally, electronic scale 001 further includes a non-slip pad 900, where the non-slip pad 900 may be connected to the front case 100 or the bottom case 200, and when electronic scale 001 is in a normal use state, the non-slip pad 900 is supported on the ground or other supporting platform.

The electronic scale 001 provided in this embodiment may be assembled, for example:

firstly, the key cover 300 and the key body 400 are assembled on the face shell 100, specifically, the key cover 300 is inserted from one end of the mounting hole 110, which is located on the outer plate surface of the face shell 100, and the two fixing parts 320 on the key cover 300 are clamped with the first limiting structure 500, so that the key cover 300 is prevented from being separated from the mounting hole 110 in the direction from the inner side to the outer side of the face shell 100. Then, the key body 400 is inserted from the side of the accommodating area far away from the key cover 300, when the key body 400 is inserted, the key body 400 abuts against the guide inclined surface 631 and the inclined surface on the clamping portion 620, and enters the accommodating area under the combined action of the guide inclined surface 631 and the inclined surface, and after the key body 400 completely enters the accommodating area, the key body 400 is clamped with the clamping portion 620, and the key body 400 cannot be separated from the accommodating area along the direction from the outer side surface to the inner side surface of the face shell 100. At this time, the assembly of the key cover 300, the key body 400, and the face case 100 is completed, and then, the bottom case 200 is coupled to the face case 100, the positioning protrusions 210 of the bottom case 200 abut against the key body 400, and the bottom case 200 and the face case 100 are fixed by using a snap structure or screws, etc. When the key is used, a force is applied to the key cover 300, the key cover 300 approaches the key body 400 and presses the key body 400, so that the purpose of controlling the key body 400 is achieved.

When the key body 400 needs to be detached, the bottom shell 200 and the face shell 100 are separated, then the two clamping parts 620 are separated from each other, the key body 400 is separated from the clamping parts 620, and the key body 400 is taken out of the accommodating area; the two fixing portions 320 of the key cover 300 may be brought close to each other and separated from the end surface of the mounting hole 110, and the key cover 300 may be pulled out from the mounting hole 110.

It should be noted that the order of assembling electronic scale 001, key cover 300, key body 400, face case 100, and bottom case 200 provided in the present embodiment may not be limited to the above description.

The electronic scale 001 provided by the embodiment has a simple structure, the key cover 300 and the key main body 400 are both connected with the panel 100, the structure is compact, the alignment is accurate, the key main body 400 can be driven by vertically pressing the key cover 300, and the hand feeling is good. And the assembly and the disassembly are convenient, the processing difficulty is reduced, the manufacturing cost is reduced, each part is independently arranged, the replacement is convenient, and the cost is saved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An electronic scale, characterized in that it comprises:

the key comprises a face shell, a bottom shell, a key cover and a key main body, wherein the face shell is connected with the bottom shell; the key cover is positioned in the mounting hole and on one side of the key main body, which is far away from the bottom shell; the key cover can be close to the key main body in the extending direction of the mounting hole to press the key main body.

2. An electronic scale according to claim 1, characterized in that:

the first limiting structure is arranged at least part of the end face of the mounting hole close to the bottom shell.

3. An electronic scale according to claim 1, characterized in that:

the key cover comprises a pressing portion and a fixing portion which are connected, the pressing portion is located in the mounting hole, and the fixing portion is located between the first limiting structure and the second limiting structure and abuts against the first limiting structure.

4. An electronic scale according to claim 1, characterized in that:

the face shell is further provided with an anti-rotation structure, the key cover is abutted against the anti-rotation structure, and the anti-rotation structure is used for limiting the key cover to rotate around the axis of the key cover.

5. An electronic scale according to claim 4, wherein:

the anti-rotation structure is arranged on the hole wall of the mounting hole.

6. An electronic scale according to claim 4, wherein:

the anti-rotation structure comprises two anti-rotation protrusions which are arranged at intervals in the circumferential direction of the mounting hole, and part of the key cover is inserted between the two anti-rotation protrusions.

7. An electronic scale according to claim 1, characterized in that:

the second limiting structure comprises a connecting part and a clamping part which are connected, the connecting part is connected with the hole wall of the mounting hole, and the clamping part is positioned in an area surrounded by the mounting hole; the key cover and the key body are clamped between the first limiting structure and the clamping portion.

8. An electronic scale according to claim 7, wherein:

the quantity of joint portion is a plurality of, and is a plurality of joint portion is in the interval is arranged in the circumference of mounting hole, and is a plurality of joint portion prescribes a limit to jointly and holds the chamber, the button main part is located hold the intracavity and simultaneously with a plurality of joint portion supports and holds.

9. An electronic scale according to claim 8, wherein:

the second limiting structure further comprises a guiding portion, the guiding portion is connected with the connecting portion, a guiding inclined plane is arranged on the guiding portion, and the guiding inclined plane is used for guiding the key body to enter the containing cavity.

10. An electronic scale according to claim 1, characterized in that:

the key cover is characterized in that a plurality of third limiting structures are further arranged on the hole wall of the mounting hole, the third limiting structures are arranged at intervals in the circumferential direction of the mounting hole, and at least one of the third limiting structures is used for abutting against the key cover when the key cover is close to the key main body so as to limit the movement range of the key cover.

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