CN218631747U - Waterproof button and desktop calling set - Google Patents

Abstract

The utility model discloses a waterproof button and desktop calling set, waterproof button include casing, waterproof elastic component, press key body and key circuit board, the desktop calling set includes waterproof button. Go up the casing and be equipped with the installation cavity, waterproof elastic component is sealed to be set up in the installation cavity and separates the installation cavity for first installation space and second installation space, and in first installation space was located to the key body, in second installation space was located to the key circuit board, the key body was through the electric switch of extrusion waterproof elastic component in order to press the key circuit board. The waterproof elastic piece prevents liquid from entering the second installation space from the first installation space, so that the key circuit board in the second installation space is prevented from being short-circuited when meeting water, and a waterproof effect is achieved; therefore, the utility model discloses need not to cover the sealed flexible glue in order to realize waterproofly at the surface according to the key body, consequently can show in the external world according to the key body, user's direct application of force in according to the key body, the bad problem of sense of touch when having avoided traditional pure flexible glue button to warp and lead to pressing down because of the sealed flexible glue on key cap surface.

Description

Waterproof button and desktop calling set

Technical Field

The utility model relates to a button technical field especially relates to a waterproof button and desktop calling set.

Background

Meal delivery robots are increasingly popular, and in order to facilitate users to call the meal delivery robots, the table tops of dining tables are often provided with key callers to send calling instructions to the meal delivery robots. Because the dining table desktop often needs to be cleaned with water, and the condition such as splash appears easily on the dining table, the button calling set that disposes on the dining table needs to possess waterproof function.

Conventional key pagers generally fall into two categories: one is a plastic key structure which does not have a waterproof effect because no sealing soft rubber is arranged; the other type is pure flexible glue button, and this structure has sealed flexible glue and possesses water-proof effects on the surface of button key cap covers, however, when the user pressed the button key cap, because the sealed flexible glue on button key cap surface can the atress and take place to warp, lead to the user to press the sense of touch of button key cap not good.

SUMMERY OF THE UTILITY MODEL

Based on this, this application provides a waterproof button and desktop calling set to solve the waterproof problem of traditional button calling set when being applied to the dining table and the bad problem of sense of touch of pure flexible glue button.

The application provides a waterproof button, include:

the upper shell is provided with an installation cavity and a first opening communicated with the installation cavity;

the waterproof elastic piece is arranged in the mounting cavity in a sealing manner and divides the mounting cavity into a first mounting space and a second mounting space, and the first mounting space is communicated with the first opening;

the key body is movably arranged in the first installation space, and at least part of the key body is exposed through the first opening;

the key circuit board is arranged in the second mounting space, the key body is used for pressing the electrical switch of the key circuit board to enable the key circuit board to be in a power-on state by extruding the waterproof elastic piece under the action of external force, and when the external force is removed, the key body is used for resetting under the action of restoring force of the waterproof elastic piece to enable the key circuit board to be in a power-off state.

The technical solution of the present application is further described below:

in one embodiment, the waterproof elastic member is provided with a sealing part, and the sealing part is abutted against the inner wall of the installation cavity so as to seal and isolate the first installation space and the second installation space.

In one embodiment, the sealing portion is an annular elastic protrusion, the waterproof button further comprises a pressing member, the pressing member is located on the other side, opposite to the side where the annular elastic protrusion is arranged, of the waterproof elastic member, and the pressing member is connected to the inner wall of the installation cavity and presses the waterproof elastic member to enable the annular elastic protrusion to abut against the inner wall of the installation cavity.

In one embodiment, the waterproof key further comprises a fastener, and the pressing piece is connected to the inner wall of the mounting cavity through the fastener; and/or

The pressing piece is provided with a through hole, the setting position of the through hole corresponds to the setting position of an electrical switch of the key circuit board, the key body is used for extruding the waterproof elastic piece under the action of external force, and at least part of the key body stretches into the through hole to press the electrical switch of the key circuit board.

In one embodiment, the waterproof elastic member includes a waterproof elastic member body and a pressing portion, the waterproof elastic member body is connected with the pressing portion, one side of the pressing portion abuts against the key body, the other side of the pressing portion is used for abutting against an electrical switch of the key circuit board, the key body overcomes the elastic force of the waterproof elastic member body under the action of external force to extrude the pressing portion to press the electrical switch of the key circuit board, and when the external force is removed, the waterproof elastic member body drives the pressing portion to reset under the action of self restoring force.

In one embodiment, the waterproof elastic piece body is provided with a springback part, the springback part is connected with the pressing part and is obliquely arranged relative to the pressing part, and the springback part is used for enhancing the reset effect of the waterproof elastic piece body on the pressing part when external force is removed.

In one embodiment, a connecting convex portion is arranged on one side of the key body close to the pressing portion, a connecting concave portion is formed on one side of the pressing portion, and the key body is embedded into the connecting concave portion through the connecting convex portion to abut against the pressing portion.

In one embodiment, the waterproof key further includes a lower housing, the lower housing is provided with a mounting seat, the mounting seat is used for mounting the key circuit board, the upper housing is provided with a second opening communicated with the second mounting space, the lower housing is covered on the second opening, and the mounting seat extends into the second mounting space through the second opening and is connected with the key circuit board.

In one embodiment, the waterproof key further comprises a sealing member, and the sealing member is arranged between the upper shell and the lower shell in a sealing manner.

On the other hand, the application also provides a desktop calling set, which comprises the waterproof key of any one of the embodiments.

When the waterproof button is used, a user presses the button body through the first opening, the waterproof elastic piece has elasticity, the button body presses the electrical switch of the button circuit board by squeezing the waterproof elastic piece under the action of external force to enable the button circuit board to be in a power-on state, the button circuit board can send a calling instruction to the food delivery robot at the moment, after the user cancels the pressure on the button body, the button body resets under the action of restoring force of the waterproof elastic piece to enable the button circuit board to be in a power-off state, and the button circuit board finishes calling the food delivery robot;

when the table top of the dining table splashes water or needs to be cleaned by water, liquid easily enters the first installation space from one side of the key body, and the waterproof elastic piece is arranged in the installation cavity in a sealing mode and divides the installation cavity into the first installation space and the second installation space, so that the first installation space and the second installation space are isolated by the waterproof elastic piece in a sealing mode, the waterproof elastic piece can prevent the liquid from entering the second installation space from the first installation space, and the problem that the key circuit board fails due to the fact that water enters the second installation space is avoided;

because at least part key body shows through first opening, the user can direct application of force in the key body with control key circuit board switch between the circular telegram, the outage state, and be equipped with waterproof elastic component in order to reach waterproof purpose between the key body and the key circuit board, so, the waterproof button of this application need not to seal the flexible glue in order to realize waterproofly at the surface covering of the key body, the bad problem of sense of touch when having avoided the pure flexible glue button in the traditional art to lead to the user to press the key body because the sealed flexible glue on key cap surface warp.

The utility model provides a desktop calling set includes the waterproof button of aforementioned arbitrary embodiment, consequently, this desktop calling set possesses water-proof effects, can solve traditional waterproof problem when being applied to the dining table according to the key body calling set, and the user can direct application of force switch between circular telegram, power-off state according to the key body with control key circuit board, has avoided the pure flexible glue button in the conventional art because the sealed flexible glue on key cap surface warp and lead to the user to press the problem of bad sense of touch when pressing the key body.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of a waterproof button according to an embodiment of the present invention;

fig. 2 is an exploded view of the waterproof button according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a waterproof elastic member according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a waterproof elastic member according to an embodiment of the present invention.

Description of reference numerals:

10. waterproof keys; 100. an upper housing; 110. a mounting cavity; 111. a first installation space; 112. a second installation space; 120. a first opening; 130. a second opening; 140. a mounting recess; 200. a waterproof elastic member; 210. a sealing part; 220. a pressing part; 221. a connecting recess; 230. a waterproof elastic member body; 231. a spring back section; 300. a key body; 310. a mounting boss; 320. a connecting projection; 400. a key circuit board; 500. a pressing member; 510. a through hole; 600. a fastener; 700. a lower housing; 710. a mounting seat; 800. a seal member; 910. a first connecting member; 920. a second connecting member.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1 to 4, a waterproof key 10 of an embodiment includes an upper housing 100, a waterproof elastic member 200, a key body 300, and a key circuit board 400, where the upper housing 100 is provided with a mounting cavity 110 and a first opening 120 communicated with the mounting cavity 110;

the waterproof elastic member 200 is hermetically disposed in the installation cavity 110 and divides the installation cavity 110 into a first installation space 111 and a second installation space 112, and the first installation space 111 is communicated with the first opening 120;

the key body 300 is movably mounted in the first mounting space 111, and at least a portion of the key body 300 is exposed through the first opening 120;

the key circuit board 400 is disposed in the second mounting space 112, the key body 300 is used for pressing the electrical switch of the key circuit board 400 by pressing the waterproof elastic member 200 under an external force to make the key circuit board 400 in a power-on state, and when the external force is removed, the key body 300 is used for resetting under a restoring force of the waterproof elastic member 200 to make the key circuit board 400 in a power-off state.

When the waterproof button 10 of the present application is used, a user presses the button body 300 through the first opening 120, because the waterproof elastic member 200 has elasticity, the button body 300 presses the electrical switch of the button circuit board 400 by pressing the waterproof elastic member 200 under the action of external force to make the button circuit board 400 in a power-on state, at this time, the button circuit board 400 can send a call instruction to the food delivery robot, after the user cancels the pressure on the button body 300, the button body 300 resets under the restoring force of the waterproof elastic member 200 to make the button circuit board 400 in a power-off state, and the button circuit board 400 ends the call to the food delivery robot;

when water splashes on the table top or water is needed for cleaning and scrubbing, liquid easily enters the first installation space 111 from one side of the key body 300, and the waterproof elastic piece 200 is arranged in the installation cavity 110 in a sealing mode and divides the installation cavity into the first installation space 111 and the second installation space 112, so that the first installation space 111 and the second installation space 112 are isolated by the waterproof elastic piece 200 in a sealing mode, the waterproof elastic piece 200 can prevent the liquid from entering the second installation space 112 from the first installation space 111, and the problem that the key circuit board 400 breaks down due to the fact that water enters the second installation space 112 is avoided, so that the waterproof key 10 has a waterproof effect and can solve the waterproof problem when a traditional key beeper is applied to a table;

because at least part key body 300 shows through first opening 120, the user can direct application of force in switching on, the outage state with control key circuit board 400 in key body 300, and be equipped with waterproof elastic component 200 between key body 300 and the key circuit board 400 in order to reach waterproof purpose, so, waterproof button 10 of this application need not to cover sealed flexible glue in order to realize waterproofly at the surface according to key body 300, avoided the pure flexible glue button among the traditional art because the sealed flexible glue on key cap surface warp and lead to the user to press the problem of bad sense of touch when pressing the key body.

Optionally, the upper housing 100 is a plastic housing.

Alternatively, the key body 300 may be a key cap or other key body capable of transmitting an external force to press an electrical switch of the key circuit board 400. Preferably, the key body 300 is a plastic key cap.

Alternatively, the waterproof elastic member 200 may be a waterproof elastic member made of a waterproof soft rubber material, or a waterproof elastic member made of other materials having both elastic and waterproof properties.

Referring to fig. 1, an installation convex portion 310 is disposed at an end of the key body 300 away from the first opening 120, the upper casing 100 further includes an installation concave portion 140, the installation concave portion 140 is disposed on a side wall of the first installation space 111 away from the first opening 120, and the key body 300 is clamped in the installation concave portion 140 by the installation convex portion 310 to prevent the key body 300 from falling out of the first installation space 111, so that the key body 300 can be ensured to be installed in the first installation space 111 when the key body 300 is pressed by an external force and reset by a restoring force of the waterproof elastic member 200.

In some embodiments, referring to fig. 1, 3 and 4, the waterproof elastic member 200 is provided with a sealing portion 210, and the sealing portion 210 abuts against an inner wall of the installation cavity 110 to seal and isolate the first installation space 111 and the second installation space 112. The waterproof elastic member 200 is abutted against the inner wall of the installation cavity 110 by the sealing portion 210, so as to achieve the effect of separating the first installation space 111 from the second installation space 112, thereby preventing liquid from entering the second installation space 112 from the first installation space 111, and ensuring the waterproofness of the waterproof button 10.

Referring to fig. 1, 3 and 4, the sealing portion 210 is an annular elastic protrusion, the waterproof button 10 further includes a pressing member 500, the pressing member 500 is located on the opposite side of the waterproof elastic member 200 to the side provided with the annular elastic protrusion, and the pressing member 500 is connected to the inner wall of the installation cavity 110 and presses the waterproof elastic member 200 to make the annular elastic protrusion abut against the inner wall of the installation cavity 110. Because the annular elastic bulge abuts against the inner wall of the installation cavity 110, and the opposite side of the side, opposite to the side, where the annular elastic bulge is arranged on the waterproof elastic piece 200, is provided with the pressing piece 500, the pressing piece 500 is connected to the inner wall of the installation cavity 110, so that the annular elastic bulge is clamped between the pressing piece 500 and the inner wall of the installation cavity 110, the waterproof elastic piece 200 is pressed through the pressing piece 500 so as to enable the annular elastic bulge to abut against the inner wall of the installation cavity 110, so as to ensure that the liquid in the first installation space 111 cannot penetrate into the second installation space 112 through the gap between the waterproof elastic piece 200 and the inner wall of the installation cavity 110, and further ensure the waterproofness of the waterproof button 10.

Optionally, referring to fig. 1 and fig. 2, the pressing member 500 is a pressing plate, and in some embodiments, the pressing plate presses the waterproof elastic member 200 to make the annular elastic protrusion abut against the inner wall of the installation cavity 110, so that the waterproof performance can reach IPx7, and the structure is simple and the manufacturing cost is low.

Alternatively, the waterproof elastic member 200 and the pressing member 500 may be manufactured as one component by a two-shot molding process in combination.

Referring to fig. 1 and 2, the waterproof button 10 further includes a fastener 600, and the pressing member 500 is connected to the inner wall of the installation cavity 110 through the fastener 600, so as to press the waterproof elastic member 200 to make the annular elastic protrusion abut against the inner wall of the installation cavity 110.

Referring to fig. 2, at least two fasteners 600 are provided, and all the fasteners 600 are distributed at intervals along the circumferential direction of the pressing member 500 to enhance the connection strength between the pressing member 500 and the inner wall of the mounting cavity 110, thereby enhancing the pressing strength of the pressing member 500 on the waterproof elastic member 200 and the waterproof effect of the waterproof button 10.

Alternatively, the fastener 600 may be a screw, bolt, or other existing fastener.

In some embodiments, referring to fig. 1 and fig. 2, the pressing member 500 has a through hole 510, the through hole 510 is disposed at a position corresponding to a position of an electrical switch of the key circuit board 400, the key body 300 is used for pressing the waterproof elastic member 200 by external force, and at least a portion of the key body 300 extends into the through hole 510 to press the electrical switch of the key circuit board 400. Through set up through-hole 510 pressing down piece 500, can avoid pressing down piece 510 and hinder the button body 300 to press down the electrical switch of key circuit board 400 when guaranteeing to press down piece 510 and oppress waterproof elastic component 200.

In some embodiments, referring to fig. 1, fig. 3 and fig. 4, the waterproof elastic member 200 includes a waterproof elastic member body 230 and a pressing portion 220, the waterproof elastic member body 230 is connected to the pressing portion 220, one side of the pressing portion 220 abuts against the key body 300, the other side of the pressing portion 220 is used for abutting against an electrical switch of the key circuit board 400, the key body 300 overcomes the elastic force of the waterproof elastic member body 230 to press the pressing portion 220 to press the electrical switch of the key circuit board 400 under the action of an external force, and when the external force is removed, the waterproof elastic member body 230 drives the pressing portion 220 to reset under the action of a self-restoring force. Thus, when the user presses the key body 300, the key body 300 overcomes the elastic force of the waterproof elastic body 230 to press the pressing portion 220 to press the electrical switch of the key circuit board 400, and the key circuit board 400 is in the power-on state to send a call instruction to the food delivery robot; after the user cancels the pressure on the key body 300, the waterproof elastic body 230 drives the pressing part 220 to reset under the action of self restoring force, the pressing part 220 drives the key body 300 to reset, and the key circuit board 400 is in a power-off state to end the call to the food delivery robot.

In some embodiments, referring to fig. 1 and fig. 2, the through hole 510 is disposed at a position corresponding to the pressing portion 220, the pressing portion 220 is pressed by the key body 300 under the action of external force, overcoming the elastic force of the waterproof elastic body 230, and at least a portion of the key body 300 and at least a portion of the pressing portion 220 protrude into the through hole 510 to press the electrical switch of the key circuit board 400. Since the other side of the pressing portion 220 is used for abutting against the electrical switch of the key circuit board 400, when the installation position of the through hole 510 corresponds to the installation position of the pressing portion 220, the installation position of the through hole 510 can also correspond to the installation position of the electrical switch of the key circuit board 400, so that at least part of the key body 300 and at least part of the pressing portion 220 can press the electrical switch of the key circuit board 400 through the through hole 510.

Referring to fig. 1, 3 and 4, the waterproof elastic member body 230 is formed with a resilient portion 231, the resilient portion 231 is connected to the pressing portion 220, the resilient portion 231 is disposed in an inclined manner relative to the pressing portion 220, and the resilient portion 231 is used to enhance the restoring effect of the waterproof elastic member body 230 on the pressing portion 220 when the external force is removed. When the pressing portion 220 is pressed by an external force and moves toward the direction close to the key circuit board 400, since the resilient portion 231 is disposed obliquely relative to the pressing portion 220, the resilient portion 231 is deformed to a large extent after being stressed, and the resilient portion 231 generates a large elastic restoring force, and after the external force is removed, the elastic restoring force of the resilient portion 231 can enhance the elastic restoring force of the waterproof elastic member body 230 acting on the pressing portion 220, so as to drive the pressing portion 220 to better reset.

Referring to fig. 1, 3 and 4, the resilient portion 231 surrounds the circumferential outer wall of the pressing portion 220, so that the resilient portion 231 provides a uniform restoring force to the entire pressing portion 220.

In some embodiments, referring to fig. 1, a connection protrusion 320 is disposed on a side of the key body 300 close to the pressing portion 220, a connection recess 221 is formed on one side of the pressing portion 220, and the key body 300 is inserted into the connection recess 221 through the connection protrusion 320 to abut against the pressing portion 220. By means of the embedded fit between the connection protrusion 320 and the connection recess 221, the degree of synchronous movement between the key body 300 and the pressing portion 220 can be improved, and when the external force applied to the key body 300 is removed, the pressing portion 220 can better drive the key body 300 to reset.

Alternatively, key body 300 and waterproof elastic member 200 may be manufactured as a P + R (Plastic + Rubber) key by a two-color injection molding process.

In some embodiments, referring to fig. 1 and fig. 2, the waterproof key 10 further includes a lower housing 700, the lower housing 700 is provided with a mounting seat 710, the mounting seat 710 is used for mounting the key circuit board 400, the upper housing 100 is provided with a second opening 130 communicated with the second mounting space 112, the lower housing 700 is covered on the second opening 130, and the mounting seat 710 extends into the second mounting space 112 through the second opening 130 and is connected with the key circuit board 400. The lower case 700 is used to seal the second installation space 112, so as to prevent the key circuit board 400 disposed in the second installation space 112 from being damaged due to external interference; the mounting seat 710 provides a mounting base for the key circuit board 400, so that the key circuit board 400 is stably placed in the second mounting space 112.

Referring to fig. 1 and 2, the upper housing 100 and the lower housing 700 are connected by a first connection member 910, so that the lower housing 700 stably covers the second opening 130. Alternatively, the first connector 910 may be a screw, bolt, or other existing connector.

Referring to fig. 1, the mounting base 710 is mounted on the key circuit board 400 through a second connecting member 920. Alternatively, the second connector 920 may be a screw, bolt, or other existing connector.

In some embodiments, referring to fig. 1 and fig. 2, the waterproof key 10 further includes a sealing member 800, and the sealing member 800 is disposed between the upper casing 100 and the lower casing 700 in a sealing manner. The sealing member 800 is used to ensure the sealing property between the upper casing 100 and the lower casing 700, and prevent foreign objects such as moisture, external liquid, etc. from entering the second mounting space 112 through the gap between the upper casing 100 and the lower casing 700 to affect the normal operation of the key circuit board 400.

Optionally, the seal 800 is a silicone seal ring or other existing seal.

On the other hand, the application also provides a desktop pager, which comprises the waterproof key 10 of any one of the embodiments.

When the desktop beeper of the present application is used, when the dining table top splashes water or needs to be cleaned by water, the waterproof elastic member 200 can prevent liquid from entering the second installation space 112 from the first installation space 111, so as to avoid the second installation space 112 from entering water to cause the failure of the key circuit board 400, and thus the waterproof key 10 of the present application has a waterproof effect; simultaneously, at least part button body 300 shows through first opening 120, and the user can direct application of force in switching between circular telegram, outage state with control button circuit board 400 in button body 300, and this application need not to cover sealed flexible glue in order to realize waterproofly at the surface of button body 300, has avoided the problem that the sense of touch is bad when the pure flexible glue button among the conventional art leads to the user to press button body 300 because the sealed flexible glue on button key cap surface warp.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A waterproof key, comprising:

the upper shell is provided with an installation cavity and a first opening communicated with the installation cavity;

the waterproof elastic piece is arranged in the mounting cavity in a sealing mode and divides the mounting cavity into a first mounting space and a second mounting space, and the first mounting space is communicated with the first opening;

the key body is movably arranged in the first installation space, and at least part of the key body is exposed through the first opening;

the key circuit board is arranged in the second installation space, the key body is used for pressing an electrical switch of the key circuit board by extruding the waterproof elastic piece under the action of external force so as to enable the key circuit board to be in a power-on state, and when the external force is cancelled, the key body is used for resetting under the action of restoring force of the waterproof elastic piece so as to enable the key circuit board to be in a power-off state.

2. The waterproof key according to claim 1, wherein said waterproof elastic member is provided with a sealing portion which abuts against an inner wall of said mounting cavity to seal said first mounting space from said second mounting space.

3. The waterproof key according to claim 2, wherein the sealing portion is an annular elastic protrusion, the waterproof key further comprises a pressing member, the pressing member is located on the other side of the waterproof elastic member opposite to the side provided with the annular elastic protrusion, and the pressing member is connected to the inner wall of the installation cavity and presses the annular elastic protrusion against the inner wall of the installation cavity by pressing the waterproof elastic member.

4. The waterproof key of claim 3, further comprising a fastener, wherein said pressing member is connected to an inner wall of said mounting cavity by said fastener; and/or

The pressing piece is provided with a through hole, the setting position of the through hole corresponds to the setting position of an electrical switch of the key circuit board, the key body is used for extruding the waterproof elastic piece under the action of external force, and at least part of the key body stretches into the through hole to press the electrical switch of the key circuit board.

5. The waterproof button according to any one of claims 1 to 4, wherein the waterproof elastic member includes a waterproof elastic member body and a pressing portion, the waterproof elastic member body is connected to the pressing portion, one side of the pressing portion abuts against the button body, the other side of the pressing portion is used for abutting against an electrical switch of the button circuit board, the button body overcomes the elastic force of the waterproof elastic member body under the action of external force to press the pressing portion to press the electrical switch of the button circuit board, and when the external force is removed, the waterproof elastic member body drives the pressing portion to reset under the action of self restoring force.

6. The waterproof key of claim 5, wherein the waterproof elastic member body is formed with a resilient portion, the resilient portion is connected to the pressing portion and is disposed obliquely with respect to the pressing portion, and the resilient portion is configured to enhance the restoring effect of the waterproof elastic member body on the pressing portion when the external force is removed.

7. The waterproof key according to claim 5, wherein a connecting protrusion is disposed on a side of the key body adjacent to the pressing portion, a connecting recess is formed on one side of the pressing portion, and the key body is inserted into the connecting recess through the connecting protrusion to abut against the pressing portion.

8. The waterproof button according to any one of claims 1 to 4, further comprising a lower housing, wherein the lower housing is provided with a mounting seat for mounting the button circuit board, the upper housing is provided with a second opening communicating with the second mounting space, the lower housing covers the second opening, and the mounting seat extends into the second mounting space through the second opening and is connected to the button circuit board.

9. The waterproof key of claim 8, further comprising a seal sealingly disposed between said upper housing and said lower housing.

10. A desktop pager comprising a water resistant button as claimed in any one of claims 1 to 9.

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