CN219873246U - Waterproof substrate structure, waterproof key mechanism and electronic product - Google Patents

Abstract

The utility model discloses a waterproof substrate structure, which comprises a support body and a cover pressing piece; the inner surface of the support body is provided with a composite groove, the side wall of the composite groove is provided with a waterproof convex edge to divide the composite groove into a mounting groove and an isolation groove, and the bottom of the isolation groove is provided with a through hole; the cover pressing piece is inserted in the mounting groove and is abutted to the waterproof protruding edge to seal the groove top of the isolation groove, so that moisture or dust is prevented from entering the support body, the through holes are used for being clamped by the key to enable the isolation groove to be sealed to form a sealed isolation cavity, and the moisture or dust can be buffered to directly permeate into the inner surface of the support body from a peripheral gap or other positions of the cover pressing piece, so that the moisture can volatilize naturally along with environmental factors such as external temperature and the like in the isolation groove. The utility model also provides a waterproof key mechanism comprising the waterproof base material structure and an electronic product comprising the waterproof key mechanism.

Description

Waterproof substrate structure, waterproof key mechanism and electronic product

Technical Field

The utility model relates to the technical field of waterproof key mechanisms of electronic products, in particular to a waterproof base material structure, a waterproof key mechanism comprising the waterproof base material structure and an electronic product comprising the waterproof key mechanism.

Background

At present, functional keys such as mute keys and on-off keys are arranged on the frames of electronic products such as mobile phones and tablet personal computers, and the installation mode of the functional keys on the frames is generally as follows: the frame is directly provided with a mounting hole, one end of the function key is connected with a circuit board of the electronic product, and the other end of the function key penetrates through the mounting hole to extend out of the frame so as to be convenient for a user to stir. However, the mounting hole directly formed in the frame cannot effectively waterproof and isolate the functional key from the circuit board inside the casing, so that the waterproof effect is poor.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a waterproof substrate structure, a waterproof key mechanism including the waterproof substrate structure, and an electronic product including the waterproof key mechanism, so as to improve the waterproof effect of the electronic product and reduce the difficulty in processing the key mounting slot portions.

The embodiment of the utility model provides a waterproof substrate structure, which comprises a support body and a cover pressing piece; the inner surface of the support body is provided with a composite groove, a waterproof convex edge is formed on the side wall of the composite groove so as to divide the composite groove into a mounting groove and an isolation groove, and the bottom of the isolation groove is provided with a through hole; the cover pressing piece is inserted into the mounting groove and is abutted to the waterproof protruding edge to seal the groove top of the isolation groove, the through hole is used for being used for clamping a key to enable the isolation groove to be sealed to form a sealed isolation cavity, the cover pressing piece is provided with a mounting hole communicated with the sealed isolation cavity, and the mounting hole is configured to enable the conductive module to be inserted tightly to enter the sealed isolation cavity to be connected with the key.

According to the waterproof substrate structure, the cover pressing piece is inserted into the mounting groove, the sealing isolation cavity is formed between the cover pressing piece and the groove bottom of the isolation groove, and when the conductive module passes through the mounting hole to be connected with the key, the conductive module plugs the mounting hole and forms waterproof isolation between the inside of the electronic product and the sealing isolation cavity, so that the waterproof effect of the electronic product is improved. And moreover, the waterproof convex edge is arranged on the groove wall of the composite groove and is in butt joint with the cover pressing piece, so that the contact area between the cover pressing piece and the mounting groove is increased, the probability that liquid passes through the joint of the cover pressing piece and the mounting groove and enters into the electronic product is reduced, and the waterproof effect of the electronic product is further improved. In addition, the split type mode of the cover pressing piece and the composite groove can be used for respectively processing the cover pressing piece and the composite groove by using a processing machine tool, and the mode of vertical processing by using a cutter can be adopted during processing, so that the processing difficulty of the key installation slotted hole part is reduced.

In some embodiments, the side wall of the mounting groove is provided with an opening, a left recess and a right recess, and the left recess and the right recess are communicated with two sides of the opening; the cover casting die has left arch and right arch, a lateral wall of cover casting die inserts and locates the opening, another lateral wall of cover casting die with waterproof protruding edge butt, left arch with right arch inserts respectively locates left sunken with right sunken.

In some embodiments, a limiting groove is formed in the bottom of the isolation groove, and the limiting groove is used for enabling one end of the key to slide so as to limit the movable position of one end of the key on the bottom of the isolation groove; the through hole is formed in the limiting groove.

In some embodiments, the support is a metal rim and the cover is made of metal or plastic.

In some embodiments, the cap is attached to the mounting groove by welding.

The embodiment of the utility model also provides a waterproof key mechanism which comprises the waterproof base material structure, keys and a conductive module; one end of the key is slidably clamped at the bottom of the isolation groove, and the other end of the key penetrates through the through hole and extends in a direction away from the isolation groove; and the conductive module is inserted into the mounting hole tightly so as to enter the sealed isolation cavity to be connected with the key.

The waterproof key mechanism comprises a waterproof base material structure through the arrangement of the waterproof key mechanism, so that the waterproof effect of the electronic product is improved, and the processing difficulty of the key installation slot hole part is reduced. Through setting up conductive module and passing the mounting hole and being connected with the button, make conductive module can carry out the shutoff to the mounting hole to can be triggered by the button in order to transmit trigger information for electronic product's circuit board, thereby further improved electronic product's water-proof effects and reduced the degree of difficulty that the button was connected with electronic product's circuit board.

In some embodiments, the key comprises a hand-pulling part, a clamping plate and a guide part; one end of the hand pulling part is movably inserted into the through hole, and the other end of the hand pulling part extends out of the outer surface of the support body; the clamping plate cover is arranged in the through hole and connected with the hand pulling part, and is in sliding clamping connection with the bottom of the isolation groove; the guide connection part is arranged on one side of the clamping plate, which is away from the hand pulling part, and is connected with the conductive module.

In some embodiments, the waterproof key mechanism further comprises a sealing component, the sealing component is arranged in the sealing isolation cavity, and the sealing component is sleeved on the conductive module and is abutted to the clamping plate.

In some embodiments, the seal assembly includes a first waterproof gasket, a second waterproof gasket, and a seal ring; the first waterproof gasket is sleeved on the guide connection part and is abutted with the clamping plate; the second waterproof gasket is sleeved on the conductive module and is abutted against one side of the cover pressing piece, which is positioned in the sealed isolation cavity; the sealing ring is sleeved on the conductive module and the conductive connection part, and the sealing ring is laminated between the first waterproof gasket and the second waterproof gasket.

In some embodiments, the conductive module includes a socket, a connection plate, and a trigger; the inserting part is inserted into the mounting hole and extends into the isolation groove; the connecting plate is arranged on the plug-in connection part and presses the plug-in connection part to the mounting hole; the trigger part is arranged on the plug-in connection part and is connected with the guide connection part.

In some embodiments, the support includes a base plate and a boss; the through hole penetrates through the bottom of the isolation groove and the base plate; the boss is convexly arranged on the inner surface of the substrate, the compound groove is provided with a riveting hole which is arranged at intervals with the compound groove, and the inner wall of the riveting hole is provided with a stop groove; the waterproof key mechanism further comprises a rivet joint, an elastic stop piece and a connecting piece; the riveting head is inserted into the riveting hole, and a stop protruding edge is protruding on the outer surface of the riveting head; the elastic stop piece is sleeved on the rivet joint, one part of the elastic stop piece is elastically clamped in the stop groove, and the other part of the elastic stop piece is propped against the stop convex edge to press the rivet joint to the rivet hole; the connecting piece passes through the conductive module and is inserted into the rivet joint so as to lock the conductive module on the boss.

In some embodiments, the staking holes include a bottom hole, a first stepped hole, a second stepped hole; the first step hole is communicated with the bottom hole, and the diameter of the first step hole is larger than that of the bottom hole; the second step hole is communicated with the first step hole, the diameter of the second step hole is larger than that of the first step hole, and the stop groove is formed in the side wall of the second step hole; the rivet joint comprises a riveting part and a clamping part; the riveting part is inserted into the bottom hole, and the stop protruding edge is arranged on the riveting part and supported on the first step hole; the clamping part is arranged at one end of the riveting part far away from the bottom hole, a side groove is formed in the clamping part along the circumferential direction, the inner side of the elastic stop piece is clamped with the side groove, and the outer side of the elastic stop piece is clamped with the stop groove.

The embodiment of the utility model also provides an electronic product, which comprises a circuit board and the waterproof key mechanism, wherein the circuit board is arranged on the inner side of the support body and is electrically connected with the conductive module.

According to the electronic product, the waterproof key mechanism is arranged, the circuit board is connected with the conductive module of the waterproof key mechanism, so that the waterproof effect of the electronic product is improved, and the processing difficulty of the key installation slot hole part and the connection difficulty of the key and the circuit board are reduced.

Drawings

Fig. 1 is a schematic perspective view of a waterproof substrate structure according to an embodiment of the present utility model.

Fig. 2 is an exploded view of the waterproof substrate structure shown in fig. 1.

Fig. 3 is a schematic perspective view of a waterproof key mechanism according to an embodiment of the present utility model.

Fig. 4 is an exploded view of the waterproof key mechanism shown in fig. 3.

Fig. 5 is a schematic perspective view of the conductive component in the waterproof key mechanism shown in fig. 3.

Fig. 6 is a schematic perspective view of a rivet joint in the waterproof key mechanism shown in fig. 3.

Fig. 7 is a schematic perspective view of the waterproof key mechanism shown in fig. 3 before deformation of the elastic stopper.

Fig. 8 is a cross-sectional view of the waterproof key mechanism shown in fig. 3 taken along line viii-viii.

Fig. 9 is a schematic perspective view of an electronic product according to an embodiment of the present utility model.

Description of the main reference signs

Electronic product 1000

Waterproof key mechanism 100

Circuit board 200

Waterproof substrate structure 1

Support body 10

Substrate 11

Through hole 111

Boss 12

Rivet hole 121

Bottom hole 1211

First step hole 1212

Second stepped hole 1213

Stop groove 1214

Composite groove 13

Mounting groove 131

Front sidewall 1311

Opening 1311a

Left side wall 1312

Left recess 1312a

Rear sidewall 1313

Right sidewall 1314

Right recess 1314a

Isolation groove 132

Waterproof flange 133

Sealed isolation cavity 134

Limiting groove 135

Cover press 20

Mounting hole 21

Front side 22

Left side 23

Left bulge 231

Rear side 24

Right side 25

Right protrusion 251

Key 30

Hand pulling part 31

Clamping plate 32

Guide connection part 33

Socket 331

Conductive module 40

Plug-in portion 41

Connecting plate 42

Fitting hole 421

Trigger part 43

Guide connection protrusion 431

Rivet joint 50

Stop flange 51

Rivet portion 52

Clamping part 53

Side groove 531

Screw hole 54

Elastic stopper 60

Connector 70

Elastic washer 80

Seal assembly 90

First waterproof gasket 91

Second waterproof gasket 92

Sealing ring 93

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, it is to be noted that the meaning of "a plurality" is two or more, unless specifically defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the two components can be connected in a mechanical mode, can be electrically connected or can be communicated with each other, can be directly connected, can be indirectly connected through an intermediate medium, and can be communicated with each other inside the two components or can be in interaction relation with each other. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. Some embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present utility model provides a waterproof substrate structure 1, where the waterproof substrate structure 1 can be used as a housing, a frame, etc. of an electronic product 1000 (shown in fig. 9) such as a mobile phone, a tablet computer, a watch, etc. for installing functional keys such as an audio key and a switch element of the electronic product 1000, so that the functional keys are isolated from components such as a circuit board 200 (shown in fig. 9) inside the electronic product 1000 in a waterproof manner. For convenience of description and understanding, the embodiment of the present utility model will be described with reference to the electronic product 1000 as a mobile phone and the function keys as mute keys, which should not be construed as limiting the embodiment of the present utility model.

Referring to fig. 1, 2 and 3, a waterproof substrate structure 1 according to an embodiment of the present utility model includes a support body 10 and a pressing member 20.

The support body 10 is a metal bezel or a portion of a metal bezel of the electronic product 1000 (shown in fig. 9). The inner surface of the support body 10 is provided with a composite groove 13, a waterproof convex edge 133 is formed on the side wall of the composite groove 13 to divide the composite groove 13 into a mounting groove 131 and an isolation groove 132, and a through hole 111 is formed in the bottom of the isolation groove 132.

The cover pressing member 20 is inserted into the mounting groove 131 and abuts against the waterproof protruding edge 133 to seal the top of the isolation groove 132, and the through hole 111 is used for clamping the key 30 to seal the isolation groove 132 to form a sealed isolation cavity 134, so that moisture or dust can be buffered to directly infiltrate into the inner surface of the support body 10 from a peripheral gap or other positions of the cover pressing member 20, and further enter the interior of the electronic product to influence the performance of the electronic product, so that the moisture naturally volatilizes in the isolation groove 132 along with environmental factors such as external temperature, and the dust stays in the isolation groove 132.

Optionally, when the key 30 is clamped in the through hole 111, one end of the key 30 is located at the outer side of the support body 10, and the other end of the key 30 passes through the through hole 111 and extends into the isolation groove 132. The cover member 20 is provided with a mounting hole 21 communicated with the sealed isolation cavity 134, and the mounting hole 21 is configured to enable the conductive module 40 to be inserted tightly so as to enter the sealed isolation cavity 134 to be connected with the key 30. The conductive module 40 may be a mute module, an on-off module, etc., and the toggle button 30 triggers the conductive module 40 to transmit a signal to the circuit board 200 (as shown in fig. 9) of the electronic product 1000, thereby implementing the on-off function. In addition, the conductive module 40 can be tightly matched with the mounting hole 21 and plug the mounting hole 21 after being clamped to the mounting hole 21, so that the internal communication between the sealing isolation cavity 134 and the electronic product 1000 is avoided, and the waterproof effect of the electronic product 1000 is improved.

In the embodiment of the present utility model, the side wall of the mounting groove 131 has an opening 1311a, a left recess 1312a and a right recess 1314a, and the left recess 1312a and the right recess 1314a are communicated with two sides of the opening 1311 a; the cover 20 has a left protrusion 231 and a right protrusion 251, one side wall of the cover 20 is inserted into the opening 1311a, the other side wall of the cover 20 is abutted against the waterproof flange 133, and the left protrusion 231 and the right protrusion 251 are inserted into the left recess 1312a and the right recess 1314a, respectively.

Specifically, the mounting groove 131 includes a front side wall 1311, a left side wall 1312, a rear side wall 1313, and a right side wall 1314 that are connected in this order, and the front side wall 1311, the left side wall 1312, the rear side wall 1313, and the right side wall 1314 are connected in a substantially square shape. The front side wall 1311 is provided with an opening 1311a, the left side wall 1312 and the right side wall 1314 are respectively provided with a left recess 1312a and a right recess 1314a, the left recess 1312a and the right recess 1314a are approximately arc-shaped, and the left recess 1312a and the right recess 1314a are correspondingly arranged and are communicated with the opening 1311 a; the waterproof flange 133 is provided on the rear sidewall 1313.

The cover 20 includes a front side 22, a left side 23, a rear side 24, and a right side 25 connected in series, and the shape of the front side 22, the left side 23, the rear side 24, and the right side 25 connected is also substantially square. The left and right side portions 23 and 25 have left and right protrusions 231 and 251, respectively, and the left and right protrusions 231 and 251 are also substantially arc-shaped. When the cover 20 is inserted into the mounting groove 131, the front side 22 is inserted into the opening 1311a, and the left protrusion 231 and the right protrusion 251 are respectively inserted into the left recess 1312a and the right recess 1314a; left and right side portions 23 and 25 are respectively bonded to left and right side walls 1312 and 1314, and rear side portion 24 is bonded to rear side wall 1313 and abuts waterproof flange 133. In this way, by inserting the left projection 231 and the right projection 251 into the left recess 1312a and the right recess 1314a, respectively, the insertion position of the lid member 20 in the mounting groove 131 can be positioned, and the supporting force of the front side portion 22 of the lid member 20 can be improved. By attaching the left and right side portions 23 and 25 to the left and right side walls 1312 and 1314, respectively, the sealing property of the cover 20 after being connected to the mounting groove 131 can be improved, and thus the waterproof effect of the electronic product 1000 after the waterproof base material structure 1 is mounted on the electronic product 1000 can be improved. Through the bonding of back lateral part 24 and back lateral wall 1313 and with waterproof protruding edge 133 butt, increased the area of contact of back lateral part 24 and mounting groove 131 to further improved waterproof substrate structure 1 and installed the waterproof effect of back electronic product 1000 on electronic product 1000, waterproof protruding edge 133 can support back lateral part 24 in addition, thereby has improved the stability after lid casting die 20 inserts mounting groove 131.

In the embodiment of the utility model, the bottom of the isolation groove 132 is provided with a limit groove 135, the through hole 111 is provided with the limit groove 132, and the limit groove 135 is in an elliptical ring shape. When the key 30 is installed in the through hole 111, the limiting groove 135 is used for sliding and clamping one end of the key 30, so as to limit the movable position of one end of the key 30 on the bottom of the isolating groove 132, and prevent the key 30 from shaking in the through hole 111, thereby improving the accuracy and stability of the key 30 when installed in the through hole 111.

In the embodiment of the utility model, the cover pressing member 20 is made of metal or plastic, when the cover pressing member 20 is made of metal, the cover pressing member 20 is connected to the mounting groove 131 in a welding manner, and when the cover pressing member 20 is made of plastic, the cover pressing member 20 is stuck in the mounting groove 131 through sealant, so that the tightness of the cover pressing member 20 after being connected with the mounting groove 131 is improved, and the waterproof effect of the electronic product 1000 after the waterproof substrate structure 1 is mounted on the electronic product 1000 is improved.

In summary, in the waterproof substrate structure 1 of the embodiment of the present utility model, the cover member 20 is inserted into the mounting groove 131, so that the sealing and isolating cavity 134 is formed between the cover member 20 and the bottom of the isolating groove 132 after the key 30 is mounted, and after the conductive module 40 passes through the mounting hole 21 to connect with the key 30, the conductive module 40 seals the mounting hole 21 and forms waterproof isolation between the interior of the electronic product 1000 and the sealing and isolating cavity 134, thereby improving the waterproof effect of the electronic product 1000. And, through set up waterproof protruding edge 133 and lid casting die 20 butt on the cell wall of compound groove 13, increased the area of contact between lid casting die 20 and the mounting groove 131 to reduce the probability that liquid enters into inside electronic product 1000 through the junction of lid casting die 20 and mounting groove 131, thereby further improved the waterproof effect of electronic product 1000. In addition, the separate mode of the cover pressing piece 20 and the composite groove 13 can use a processing machine tool to respectively process the cover pressing piece 20 and the composite groove 13, and a cutter vertical processing mode can be adopted during processing, so that the processing difficulty of the key installation slotted hole part is reduced.

Referring to fig. 3 and 4, the present utility model also provides a waterproof key mechanism 100, which includes the waterproof substrate structure 1 as described above, and the waterproof key mechanism 100 further includes a key 30 and a conductive module 40. One end of the key 30 is slidably engaged with the bottom of the isolation groove 132, and the other end of the key 30 passes through the through hole 111 and extends in a direction away from the isolation groove 132 to extend out of the outer surface of the support body 10. The conductive module 40 is inserted into the mounting hole 21 to enter the sealed isolation cavity 134 to be connected with the key 30. Specifically, the waterproof key mechanism 100 is a part of the electronic product 1000 (as shown in fig. 9), the key 30 may be a mute key or a switch key, the conductive module 40 may be a mute module or a switch module, and the conductive module 40 is connected with the key 30 and then can be triggered by the key 30 and transmit a trigger signal to the circuit board 200 (as shown in fig. 9) of the electronic product 1000, thereby realizing a switch function.

Thus, the waterproof key mechanism 100 according to the embodiment of the present utility model improves the waterproof effect of the electronic product 1000 and reduces the difficulty in processing the key mounting slot portions by providing the waterproof key mechanism 100 including the waterproof substrate structure 1. Through setting up conductive module 40 and passing mounting hole 21 and being connected with button 30, make conductive module 40 can carry out the shutoff to mounting hole 21 to can be triggered by button 30 in order to transmit trigger information to electronic product 1000's circuit board 200, thereby further improved electronic product 1000's water-proof effects and reduced the degree of difficulty that button 30 and electronic product 1000's circuit board 200 are connected.

Referring to fig. 4, in the embodiment of the present utility model, the key 30 includes a hand-pulling portion 31, a clamping plate 32 and a guiding portion 33. One end of the hand pulling part 31 is movably inserted into the through hole 111, and the other end of the hand pulling part 31 extends out of the outer surface of the support body 10, thereby facilitating manual pressing. The clamping plate 32 covers the through hole 111 and is connected with the hand pulling part 31, and the clamping plate 32 is in sliding clamping connection with the bottom of the isolation groove 132, the clamping plate 32 is used for limiting the hand pulling part 31 to move out of the isolation groove 1324, and the clamping plate 32 is matched with the limiting groove 135 to limit the position of the key 30 on the bottom of the isolation groove 132, and the hand pulling part 31 can be prevented from shaking in the through hole 111, so that the accuracy and the stability of the key 30 when being installed in the through hole 111 are improved. The conductive connection part 33 is arranged at one side of the clamping plate 32 away from the hand pulling part 31 and is connected with the conductive module 40. Specifically, the conductive connection portion 33 is in a block shape, and the slot 331 is formed in the conductive connection portion 33, so that when the conductive connection portion 33 is connected with the conductive module 40, the conductive module 40 is directly inserted into the slot 331, thereby improving the convenience of connection between the key 30 and the conductive module 40.

Referring to fig. 4 and 5, in the embodiment of the utility model, the conductive module 40 includes a plugging portion 41, a connecting plate 42 and a triggering portion 43. The insertion portion 41 is inserted into the mounting hole 21 and extends into the isolation groove 132, and the insertion portion 41 and the mounting hole 21 are substantially the same in size, so that the mounting hole 21 can be plugged. The size of connecting plate 42 is greater than the size of grafting portion 41, and grafting portion 41 is located to connecting plate 42 and compresses tightly grafting portion 41 in mounting hole 21, and connecting plate 42 can carry out further shutoff to mounting hole 21 to further improve the isolation effect to sealed isolation chamber 134, and connecting plate 42 can restrict the distance that grafting portion 41 inserted in mounting hole 21, thereby avoid grafting portion 41 excessively to insert the condition emergence of being difficult to dismantle of mounting hole 21. The trigger portion 43 is provided on the insertion portion 41 and connected to the guide portion 33 of the key 30. Specifically, the trigger portion 43 is movably clamped with the plug portion 41, the trigger portion 43 is provided with a guide protrusion 431 in a protruding manner, and when the trigger portion 43 is connected with the key 30, the guide protrusion 431 is only required to be inserted into the slot 331 formed in the guide portion 33, so that the convenience of connection between the key 30 and the conductive module 40 is further improved. When the key 30 is pushed by an external force, the key 30 can trigger the conductive module 40 through the cooperation of the conductive portion 33 and the trigger portion 43, so that the conductive module 40 transmits the trigger signal to the circuit board 200 of the electronic product 1000.

Referring to fig. 4, in the embodiment of the present utility model, the waterproof key mechanism 100 further includes a sealing assembly 90, the sealing assembly 90 is disposed in the sealing isolation cavity 134, and the sealing assembly 90 is sleeved on the conductive module 40 and abuts against the clamping plate 32. Specifically, a part of the sealing assembly 90 is sleeved on the plugging portion 41 of the conductive module 40, and a part of the sealing assembly 90 is sleeved on the guiding portion 33 and is in sealing connection with the clamping plate 32, so that liquid is prevented from entering the connection position between the guiding portion 33 and the triggering portion 43. In this way, the sealing assembly 90 seals the connection part between the conductive connection part 33 and the conductive module 40, so that the influence of the liquid entering the connection part between the conductive connection part 33 and the conductive module 40 on the normal operation of the conductive module 40 can be avoided, and the waterproof effect of the electronic product 1000 is further improved.

In other embodiments, if the waterproof flange 133 is disposed along the circumference of the inner wall of the composite groove 13, the upper end of the sealing assembly 90 may abut against the waterproof flange 133, and the lower end of the sealing assembly 90 may be sleeved on the guiding portion 33 and connected with the clamping plate 32 in a sealing manner. The embodiment of the present utility model is not particularly limited thereto.

In an embodiment of the present utility model, the sealing assembly 90 includes a first waterproof gasket 91, a second waterproof gasket 92, and a sealing ring 93. The first waterproof gasket 91 is sleeved on the guide portion 33 and abuts against the clamping plate 32. The second waterproof gasket 92 is sleeved on the plug-in part 41 of the conductive module 40 and is abutted against one side of the cover pressing piece 20 positioned in the sealed isolation cavity 134; the sealing ring 93 is sleeved on the connecting portion 33 and the plugging portion 41 of the conductive module 40, and is stacked between the first waterproof gasket 91 and the second waterproof gasket 92. The first waterproof gasket 91, the second waterproof gasket 92, and the sealing ring 93 may be made of an elastic material such as rubber, so that the key 30 can be elastically deformed when being pressed to trigger the conductive module 40 through the conductive connection portion 33 and the triggering portion 43. In this way, by providing the sealing assembly 90 including the first waterproof gasket 91, the second waterproof gasket 92, and the sealing ring 93, the sealing effect on the junction of the conductive portion 33 and the conductive module 40 can be further improved, thereby further improving the waterproof effect of the electronic product 1000.

Referring to fig. 1, 4 and 6, in an embodiment of the present utility model, a support body 10 includes a base plate 11 and a boss 12. The through hole 111 penetrates the bottom of the isolation groove 132 and the base plate 11; the boss 12 is arranged on the inner surface of the substrate 11, the compound groove 13 is provided with the boss 12, the boss 12 is also provided with riveting holes 121 which are arranged at intervals with the compound groove 13, and the inner wall of the riveting holes 121 is provided with a stop groove 1214 along the circumferential direction.

The waterproof key mechanism 100 further includes a rivet head 50, an elastic stopper 60, and a connecting member 70. The rivet head 50 is inserted into the rivet hole 121, and a stop protruding edge 51 is protruding from the outer surface of the rivet head 50 in the circumferential direction. The elastic stop member 60 is sleeved on the rivet head 50, a part of the elastic stop member 60 is elastically clamped in the stop groove 1214, and the other part of the elastic stop member 60 abuts against the stop convex edge 51, so as to press the rivet head 50 in the rivet hole 121 and prevent the rivet head 50 from falling out. The connecting piece 70 passes through the connecting plate 42 of the conductive module 40 and is inserted into the rivet head 50, and the connecting piece 70 is used for locking the conductive module 40 to the boss 12.

Specifically, the two riveting holes 121 are respectively located at two sides of the composite groove 13, the two riveting heads 50, the two elastic stoppers 60 and the two connecting members 70 are also two, and the two elastic stoppers 60 fix the two riveting heads 50 in the two riveting holes 121. The connecting piece 70 may be a connecting bolt, two assembling holes 421 are formed at two ends of the connecting plate 42 of the conductive module 40 at intervals, threaded holes 54 are formed on the two rivet joints 50, and the two connecting pieces 70 respectively pass through the two assembling holes 421 and are connected with the threaded holes 54 on the corresponding rivet joints 50, so that the conductive module 40 is fixed on the boss 12.

In this way, by arranging the elastic stop piece 60 to stop the rivet head 50 in the riveting hole 121, the rivet head 50 can be effectively prevented from loosening and the riveting stress can be eliminated, so that the situation that cracks are easily generated around the riveting hole 121 when the rivet head 50 is directly riveted into the riveting hole 121 is avoided, and the waterproof effect of the electronic product 1000 after the waterproof key mechanism 100 is installed on the electronic product 1000 is improved. The conductive module 40 is fixed on the boss 12 by arranging the connecting piece 70 to be matched with the rivet joint 50, so that the firmness of the conductive module 40 after being inserted into the mounting hole 21 and the plugging effect on the mounting hole 21 are further improved.

In the embodiment of the utility model, the waterproof key mechanism 100 further comprises an elastic washer 80, wherein the elastic washer 80 is sleeved on the connecting piece 70 and is abutted against the connecting plate 42 of the conductive module 40, so that the connecting plate 42 is prevented from being worn when the connecting piece 70 is matched with the rivet 50 to fix the conductive module 40 on the boss 12.

Referring to fig. 4 and 7, in the embodiment of the utility model, the elastic stopper 60 is bent from the periphery to the center, and the elastic stopper 60 is flexibly clamped in the stopper groove 1214. Specifically, when the rivet head 50 is fixed in the rivet hole 121, the elastic stopper 60 is first sleeved on the rivet head 50 and abuts against the stopper flange 51, then the elastic stopper 60 is placed in the rivet hole 121 together with the rivet head 50, and finally an external force is applied to enable the elastic stopper 60 to extend in the circumferential direction and be clamped in the stopper groove 1214, so that the elastic stopper 60 stops the rivet head 50 in the rivet hole 121. In this way, the elastic stopper 60 is flexibly clamped in the stop groove 1214, so that the elastic stopper 60 and the riveting hole 121 can be assembled quickly to stop the rivet head 50 in the riveting hole 121.

Referring to fig. 4, 6 and 8, in the embodiment of the present utility model, the rivet hole 121 includes a bottom hole 1211, a first stepped hole 1212 and a second stepped hole 1213, which are sequentially connected from bottom to top. The first stepped hole 1212 communicates with the bottom hole 1211, and the diameter of the first stepped hole 1212 is larger than the diameter of the bottom hole 1211. The second step hole 1213 is communicated with the first step hole 1212, the diameter of the second step hole 1213 is larger than that of the first step hole 1212, and the stop groove 1214 is formed in the side wall of the second step hole 1213.

The rivet head 50 includes a rivet portion 52 and a locking portion 53. The caulking portion 52 is inserted into the bottom hole 1211, and the stopper flange 51 is supported by the first stepped hole 1212 at the caulking portion 52, so that the depth of insertion of the rivet head 50 into the caulking hole 121 can be restricted and the elastic stopper 60 can be aligned with the stopper groove 1214. The clamping portion 53 is arranged at one end of the riveting portion 52 away from the bottom hole 1211, the clamping portion 53 is provided with a side groove 531 along the circumferential direction, when the elastic stop piece 60 deforms and expands along the circumferential direction, the inner side of the elastic stop piece 60 is clamped with the side groove 531, and the outer side of the elastic stop piece 60 is clamped with the stop groove 1214, so that the elastic stop piece 60 can prevent the riveting head 50 from shaking while limiting the riveting head 50 from falling out of the riveting hole 121, and the firmness and stability of the elastic stop piece 60 when the riveting head 50 is fixed in the riveting hole 121 are further improved.

Referring to fig. 9, the embodiment of the utility model also provides an electronic product 1000, wherein the electronic product 1000 includes a circuit board 200 and the waterproof key mechanism 100 as described above, and the circuit board 200 is disposed on the inner side of the supporting body 10 and is electrically connected with the conductive module 40 through a wire (not shown), so that the key 30 is electrically connected with the circuit board 200 through the conductive module 40.

Thus, by providing the electronic product 1000 including the waterproof key mechanism 100, the waterproof effect of the electronic product 1000 is improved and the difficulty in processing the key mounting slot segments and in connecting the keys 30 to the circuit board 200 is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Finally, it should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (13)

1. A waterproof substrate structure, comprising:

the waterproof convex edge is formed on the side wall of the composite groove so as to divide the composite groove into a mounting groove and an isolation groove, and a through hole is formed in the bottom of the isolation groove;

the cover pressing piece is inserted into the mounting groove and abuts against the waterproof protruding edge to seal the groove top of the isolation groove, the through hole is used for being used for clamping a key to enable the isolation groove to be sealed to form a sealed isolation cavity, the cover pressing piece is provided with a mounting hole communicated with the sealed isolation cavity, and the mounting hole is configured to enable the conductive module to be inserted tightly to enter the sealed isolation cavity to be connected with the key.

2. The waterproof substrate structure of claim 1, wherein the side wall of the mounting groove has an opening, a left recess, and a right recess, the left recess and the right recess being communicated with both sides of the opening;

the cover casting die has left arch and right arch, a lateral wall of cover casting die inserts and locates the opening, another lateral wall of cover casting die with waterproof protruding edge butt, left arch with right arch inserts respectively locates left sunken with right sunken.

3. The waterproof substrate structure of claim 1, wherein a limit groove is formed at the bottom of the isolation groove, and the limit groove is used for allowing one end of the key to slide so as to limit the movable position of one end of the key on the bottom of the isolation groove; the through hole is formed in the limiting groove.

4. The waterproof substrate structure of claim 1, wherein the support is a metal frame and the cover is made of metal or plastic.

5. The waterproof substrate structure of claim 1, wherein the cover is connected to the mounting groove by welding.

6. A waterproof key mechanism comprising the waterproof substrate structure of any one of claims 1 to 5, the waterproof key mechanism further comprising:

one end of the key is slidably clamped at the bottom of the isolation groove, and the other end of the key penetrates through the through hole and extends in a direction away from the isolation groove;

and the conductive module is inserted into the mounting hole tightly so as to enter the sealed isolation cavity to be connected with the key.

7. The waterproof key mechanism of claim 6, wherein the key comprises:

one end of the hand pulling part is movably inserted into the through hole, and the other end of the hand pulling part extends out of the outer surface of the support body;

the clamping plate is covered on the through hole and connected with the hand pulling part, and is in sliding clamping connection with the bottom of the isolation groove;

and the guide connection part is arranged on one side of the clamping plate, which is away from the hand pulling part, and is connected with the conductive module.

8. The waterproof key mechanism of claim 7, further comprising a sealing assembly, wherein the sealing assembly is disposed in the sealing isolation cavity, and wherein the sealing assembly is sleeved on the conductive module and abuts against the clamping plate.

9. The waterproof key mechanism of claim 8, wherein the sealing assembly comprises:

the first waterproof gasket is sleeved on the guide connection part and is abutted with the clamping plate;

the second waterproof gasket is sleeved on the conductive module and is abutted against one side of the cover pressing piece, which is positioned in the sealed isolation cavity;

the sealing ring is sleeved on the conductive module and the conductive connection part, and is laminated between the first waterproof gasket and the second waterproof gasket.

10. The waterproof key mechanism of claim 7, wherein the conductive module comprises:

the inserting part is inserted into the mounting hole and extends into the isolation groove;

the connecting plate is arranged on the plug-in connection part and compresses the plug-in connection part on the mounting hole;

the trigger part is arranged on the plug-in connection part and is connected with the guide connection part.

11. The waterproof key mechanism of claim 6, wherein the support body comprises:

the through holes penetrate through the bottom of the isolation groove and the substrate;

the boss is convexly arranged on the inner surface of the substrate, the compound groove is provided with a riveting hole which is arranged at intervals with the compound groove, and the inner wall of the riveting hole is provided with a stop groove;

the waterproof key mechanism further includes:

the riveting head is inserted into the riveting hole, and a stop protruding edge is protruding on the outer surface of the riveting head;

the elastic stop piece is sleeved on the rivet joint, one part of the elastic stop piece is elastically clamped in the stop groove, and the other part of the elastic stop piece is propped against the stop convex edge to press the rivet joint to the rivet hole;

the connecting piece passes through the conductive module and is inserted into the rivet joint so as to lock the conductive module on the boss.

12. The waterproof key mechanism of claim 11, wherein,

the rivet hole includes:

a bottom hole;

the first step hole is communicated with the bottom hole, and the diameter of the first step hole is larger than that of the bottom hole;

the second step hole is communicated with the first step hole, the diameter of the second step hole is larger than that of the first step hole, and the stop groove is formed in the side wall of the second step hole;

the rivet joint includes:

the riveting part is inserted into the bottom hole, and the stop protruding edge is arranged on the riveting part and supported on the first step hole;

the clamping part is arranged at one end of the riveting part away from the bottom hole, a side groove is formed in the clamping part along the circumferential direction, the inner side of the elastic stop piece is clamped with the side groove, and the outer side of the elastic stop piece is clamped with the stop groove.

13. An electronic product comprising a circuit board and the waterproof key mechanism according to any one of claims 6 to 12, wherein the circuit board is disposed on the inner side of the supporting body and is electrically connected with the conductive module.