CN220324334U - Key structure and electronic product with same - Google Patents

Abstract

The utility model belongs to the technical field of weighing equipment, and particularly relates to a key structure and an electronic product with the same. The key structure includes: the shell comprises a shell body and a key seat, wherein the shell body and the key seat form a closed accommodating space, and the key seat can be switched between a natural state and a compression state under the use of external force; the button is arranged on one side of the button seat, which is away from the accommodating space. Through using the button structure among this technical scheme, can prevent objects such as liquid or dust granule from entering into the clearance between button and the casing, guarantee button structure's button can normal use, guarantee to take you's precision of asking for. The shell and the key seat can form a closed accommodating space, and sundries such as liquid or dust particles cannot enter the interior of the shell from gaps between the shell and the key seat, so that no other objects in the shell are guaranteed to enter, and the cleanliness of the interior of the shell is improved.

Description

Key structure and electronic product with same

Technical Field

The utility model belongs to the technical field of weighing equipment, and particularly relates to an electronic product with a key structure.

Background

Electronic scales are generally composed of a scale body, a weighing sensor, a printed wiring board, an instrument and the like. The balance body is provided with an operation panel, the operation panel is usually provided with a plurality of keys, and the metering of the articles is realized by selecting different keys.

There is certain clearance between the button of current electronic scale and the casing to the button makes relative movement for the casing, but the clearance between button and the casing leads to liquid or dust particle to enter into the inside of casing easily, and then influences the normal use of button, influences the precision of electronic scale even.

Disclosure of Invention

The utility model aims to at least solve the problem that liquid or dust enters the inside of a shell from between a key and the shell. The aim is achieved by the following technical scheme:

the utility model provides a key structure, which comprises:

the shell comprises a shell body and a key seat, wherein the shell body and the key seat form a closed accommodating space, and the key seat can be switched between a natural state and a compression state under the use of external force; the button is arranged on one side of the button seat, which is away from the accommodating space.

Through using the button structure among this technical scheme, can prevent objects such as liquid or dust granule from entering into the clearance between button and the casing, guarantee button structure's button can normal use, guarantee to take you's precision of asking for. The shell and the key seat can form a closed accommodating space, and sundries such as liquid or dust particles cannot enter the interior of the shell from gaps between the shell and the key seat, so that no other objects in the shell are guaranteed to enter, and the cleanliness of the interior of the shell is improved.

In addition, the key structure according to the present utility model may further have the following additional technical features:

in some embodiments of the utility model, the housing body comprises:

an upper housing, a peripheral edge of the key pad being connected to the upper housing;

the lower shell is connected with the upper shell, and the upper shell, the lower shell and the key seat jointly form the accommodating space.

In some embodiments of the utility model, the upper housing is integrally formed with the key pad.

In some embodiments of the utility model, the key pad protrudes from the top surface of the upper housing.

In some embodiments of the present utility model, the key pad includes: a connecting portion, a circumferential edge of which is connected to the housing body; and the circumferential edge of the placement part is connected with the connecting part.

In some embodiments of the utility model, the placement portion extends from the housing body to a side facing away from the accommodation space, and the connection portion and the housing body form a circular arc transition.

In some embodiments of the present utility model, the placement portion is formed with a placement groove, the placement groove is located at a side of the placement portion facing away from the accommodating space, and at least a portion of the key is embedded in the placement groove.

In some embodiments of the present utility model, a part of the keys are embedded in the placement groove, and the rest of the keys protrude from the placement portion.

In some embodiments of the present utility model, the positioning portion is formed with a limiting groove, and the limiting groove is located at a side of the positioning portion facing the accommodating space.

In another aspect of the present utility model, an electronic product is provided, the electronic product comprising:

the key structure according to any one of the above embodiments;

the control panel, the control panel is located in the accommodation space, when the button seat is in natural state, the button seat with there is the clearance between the control panel, when the button seat is in compressed state, the button seat with the control panel contact.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 schematically illustrates an isometric view of an electronic product structure according to an embodiment of the utility model;

FIG. 2 is a front view of the electronic product shown in FIG. 1;

FIG. 3 is an overall cross-sectional view of section A-A of FIG. 2;

fig. 4 is a partial cross-sectional view of section A-A of fig. 2.

The reference numerals in the drawings are as follows:

1000. an electronic product;

100. a key structure;

10. a housing; 11. a housing body; 111. an upper housing; 112. a lower housing; 12. a key base; 121. a connection part; 122. a placement section; 1221. a placement groove; 1222. a limit groove; 101. an accommodation space;

20. a key;

200. and (5) a control panel.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

Fig. 1 schematically shows an isometric view of an electronic product structure according to an embodiment of the utility model. Fig. 2 schematically shows a front view of an electronic product structure according to an embodiment of the utility model. Fig. 3 schematically shows an overall cross-sectional view of an electronic product structure according to an embodiment of the utility model. Fig. 4 schematically shows a partial cross-sectional view of an electronic product structure according to an embodiment of the utility model. As shown in fig. 1 to 4, the present utility model proposes a key structure 100, the key structure 100 comprising: the shell 10 and the key 20, specifically, the shell 10 comprises a shell body 11 and a key seat 12, wherein the shell body 11 and the key seat 12 form a closed accommodating space 101, the key seat 12 can be switched between a natural state and a compressed state under the use of external force, and the key 20 is arranged on one side of the key seat 12 away from the accommodating space 101.

Through using the button structure 100 in this technical scheme, can prevent objects such as liquid or dust granule from entering into the clearance between button 20 and the casing 10, guarantee button 20 of button structure 100 can normal use, guarantee to take you's precision of asking for. The housing 10 and the key seat 12 can form a closed accommodating space 101, and impurities such as liquid or dust particles cannot enter the housing 10 from gaps between the housing 10 and the key seat 12, so that no other objects in the housing 10 can enter the housing, and the cleanliness of the housing 10 is improved.

Specifically, the key 20 is disposed on the key base 12, and when the key 20 is pressed by an external force, the key 20 transmits the external force to the key base 12, and the key base 12 is converted from a natural state into a compressed state, so that the state change of the key base 12, that is, the position of the key base 12 is changed, and the contact state between the key base 12 and the control board 30 is changed by switching between different states of the key base 12, so that the transmission of an electric signal is realized.

In some embodiments of the present utility model, the housing body 11 includes: an upper case 111 and a lower case 112, wherein the upper case 111 and the lower case 112 are detachably connected, and specifically, a snap connection, a screw connection, or both of them may be used to facilitate the disassembly of the case 10 and thus the maintenance of the components inside the electronic product 1000.

The upper housing 111 is connected to the key pad 12, specifically, the peripheral edge of the key pad 12 is connected to the upper housing 111, that is, the upper housing 111 is connected to the edge of the key pad 12 along the peripheral direction of the key pad 12, so that a sealing connection between the key pad 12 and the upper housing 111 can be achieved, and objects capable of allowing fluid or dust particles to pass through between the key pad 12 and the upper housing 111 are avoided.

The key pad 12 and the upper case 111 together form an upper portion of the case 10, the lower case 112 forms a lower portion of the case 10, and the upper portion of the case 10 and the lower portion of the case 10 form a closed accommodating space 101, that is, the key pad 12, the upper case 111 and the lower case 112 together form a sealed accommodating space 101 in which components such as a circuit board can be accommodated.

In some embodiments of the present utility model, the upper housing 111 and the key base 12 are integrally formed, so that a sealing and/or connecting structure between the upper housing 111 and the key base 12 is avoided, the processing difficulty of the upper housing 111 and the key base 12 is reduced, and the sealing performance between the upper housing 111 and the key base 12 is improved.

Specifically, the upper case 111 and the key base 12 may be formed by pressing, or the upper case 111 and the key base 12 may be formed by casting, and the processing of the upper case 111 and the key base 12 in the present embodiment is not particularly limited as long as the upper case 111 and the key base 12 are integrally formed and are not welded.

In some embodiments of the present utility model, the peripheral edge of the upper housing 111 is slightly higher than the top surface of the upper housing 111, i.e., the top surface of the upper housing 111 and the peripheral side wall of the upper housing 111 form a concave structure to protect the top surface of the upper housing 111 from abrasion.

Further, the key base 12 is disposed on the top surface of the upper housing 111 and protrudes from the top surface of the upper housing 111, so that the user can press the keys 20 on the key base 12, thereby improving the user experience.

In some embodiments of the present utility model, the key pad 12 includes: the connection part 121 and the placement part 122, specifically, the circumferential outer edge of the connection part 121 is connected to the housing body 11, the circumferential inner edge of the connection part 121 is connected to the placement part 122, that is, the circumferential outer edge of the placement part 122 is connected to the connection part 121, and the placement part 122 is used for placing the key 20, that is, the key 20 is mounted on the placement part 122.

In some embodiments of the present utility model, the placement portion 122 extends from the housing body 11 to a side facing away from the accommodating space 101 to form a structure protruding from the housing body 11, and further, the connection portion 121 and the housing body 11 form an arc transition, so that the connection portion 121 can provide a certain elastic deformation force for the placement portion 122, and meanwhile, the placement portion 122 and the connection portion 121 protrude toward the top surface of the upper housing 111, so as to provide a certain deformation space for the connection portion 121 to elastically deform.

In some embodiments of the present utility model, the placement portion 122 is formed with a placement groove 1221, at least a portion of the key 20 is embedded in the placement groove 1221, specifically, the key 20 may be embedded in the placement groove 1221, or the bottom of the key 20 is directly adhered in the placement groove 1221, which is only required if the key 20 is fixed in the placement groove 1221.

Specifically, the seating groove 1221 is located at a side of the seating part 122 facing away from the accommodating space 101, i.e., the seating groove 1221 is located at a side of the upper case 111 facing away from the accommodating space 101, so that the user presses the key 20 to have more movable space.

In some embodiments of the present utility model, a part of the keys 20 are embedded in the placement groove 1221, the rest of the keys 20 protrude from the placement portion 122, and the keys 20 protruding from the placement portion 122 can facilitate the user to press the keys 20, avoid the keys 20 from sinking into the placement groove 1221, and improve the user experience. In this embodiment, all the keys 20 may be embedded into the placement groove 1221, and the top surfaces of the keys 20 and the top of the placement groove 1221 are in the same plane, i.e. the use experience of the user is not affected even if the keys 20 are placed.

In some embodiments of the present utility model, a limit groove 1222 is formed on the placement portion 122, the limit groove 1222 is located on one side of the placement portion 122 facing the accommodating space 101, that is, the placement groove 1221 is disposed on two sides of the placement portion 122 opposite to the limit groove 1222, one side of the placement portion 122 is provided with the key 20, and the other side of the placement portion 122 is used for limiting the position of the control board 30. Further, the size of the limit groove 1222 is greater than or equal to the size of the control board 30 of the portion contacting the control board 30, so as to ensure that the portion of the control board 30 can smoothly enter the limit groove 1222.

In some embodiments of the present utility model, the number of key pads 12 is the same as the number of keys 20, and the key pads 12 and keys 20 are arranged in a one-to-one correspondence. Specifically, the number of the key bases 12 is two, the number of the keys 20 is two, the two keys 20 are arranged in one-to-one correspondence with the two key bases 12, and the two key bases 12 are arranged at intervals, so as to avoid that the two keys 20 affect the normal use of each other.

In this embodiment, the number of the key bases 12 may be set according to the actual needs of the key structure 100, and may be one, three, four, five, six or more, and correspondingly, the number of the keys 20 is the same as the number of the key bases 12. When the number of the key bases 12 is two or more, the two or more key bases 12 are arranged at a certain distance from each other, so as to avoid mutual correspondence between two adjacent key bases 12, ensure that each key base 12 can be used independently, and improve the accuracy of the keys 20.

The second aspect of the present utility model proposes an electronic product 1000, the electronic product 1000 comprising the key structure 100 and the control board 200 according to any of the above embodiments, the control board 200 being provided inside the housing body 11, specifically, the control board 200 being provided in the upper housing 111 of the housing body 11, and the control board 200 being provided in the accommodation space 101. The control board 200 is disposed corresponding to the position of the limit groove 1222 of the key pad 12, and in particular, the control part is disposed under the limit groove 1222.

Specifically, when the key 20 is not applied with external force, a gap exists between the key seat 12 and the control board 200 when the key seat 12 is in a natural state, when the key 20 is applied with a certain external force, the key seat 12 is elastically deformed when the key seat 12 is in a compressed state, and the key seat 12 is in contact with the control board 200, so that control over the control board 200 is realized, and further, an electrical signal of the control board 200 is sent out.

In the embodiment of the present utility model, the electronic product 1000 includes a weighing device such as an electronic scale that needs to be controlled by a key, and may be a household appliance such as an electric cooker or a hot water kettle.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. A key structure, characterized in that the key structure comprises:

the shell (10), the shell (10) includes the body (11) of the shell and key seat (12), the body (11) of the shell forms the closed accommodation space (101) with said key seat (12), under the external force use, the said key seat (12) can be switched over between the natural state and compressed state;

the key (20) is arranged on one side of the key seat (12) away from the accommodating space (101).

2. The key structure according to claim 1, wherein the housing body (11) comprises:

an upper case (111), wherein the peripheral edge of the key base (12) is connected to the upper case (111);

the lower shell (112), lower shell (112) with last casing (111) are connected, go up casing (111), lower shell (112) with keypad (12) jointly form accommodation space (101).

3. The key structure according to claim 2, wherein the upper case (111) is integrally formed with the key base (12).

4. The key structure according to claim 2, wherein the key base (12) protrudes from the top surface of the upper case (111).

5. The key structure according to claim 1, wherein said key base (12) comprises:

a connecting portion (121), a circumferential edge of the connecting portion (121) being connected to the housing body (11);

and the circumferential edge of the placement part (122) is connected with the connecting part (121), and the placement part (122) is connected with the key (20).

6. The key structure according to claim 5, characterized in that the mounting portion (122) extends from the housing body (11) to a side facing away from the accommodation space (101), the connecting portion (121) being in a circular arc transition with the housing body (11).

7. The key structure according to claim 5, wherein a placement groove (1221) is formed on the placement portion (122), the placement groove (1221) is located at a side of the placement portion (122) facing away from the accommodating space (101), and at least a portion of the key (20) is embedded in the placement groove (1221).

8. The key structure according to claim 7, wherein a part of the keys (20) are embedded in the seating grooves (1221), and the rest of the keys (20) protrude from the seating portions (122).

9. The key structure according to claim 5, wherein a limiting groove (1222) is formed on the placement portion (122), and the limiting groove (1222) is located at a side of the placement portion (122) facing the accommodating space (101).

10. An electronic product, characterized in that the electronic product comprises:

the key structure (100) according to any one of claims 1 to 9;

the control panel (200), control panel (200) are located in accommodation space (101), when button seat (12) are in the nature state, there is the clearance between button seat (12) and control panel (200), when button seat (12) are in the compression state, button seat (12) with control panel (200) contact.