CN219085858U - Electronic equipment - Google Patents

Abstract

The present utility model provides an electronic device including: the equipment body comprises an equipment circuit board and an equipment cavity shell surrounding the equipment circuit board, and the shell wall of the equipment cavity shell is provided with a first hole; the button module, the button module includes: the base shell comprises a top shell and a side shell positioned at the outer side of the top shell, a main accommodating cavity is formed by the side shell and the top shell, and a key cap opening penetrating through the top shell and communicated with the main accommodating cavity is formed in the top shell; the key board is provided with a pressing surface, one side of the pressing surface of the key board is provided with a key cap, the key board is positioned in the main accommodating cavity, and the key cap penetrates through the key cap opening; a tactile switch; a key circuit board; the side shell is provided with a second hole penetrating through the side shell in the thickness direction, and the second hole is suitable for being arranged opposite to the first hole; the key circuit board is electrically connected with the equipment circuit board; the first fastener is suitable for being located in the first hole and the second hole, and the button module is detachably connected with the equipment body. The electronic equipment can be assembled and disassembled conveniently.

Description

Electronic equipment

Technical Field

The utility model relates to the technical field of touch control, in particular to electronic equipment.

Background

The key module is an indispensable component in the electronic equipment, particularly is embodied on military equipment, and the physical key has higher reliability relative to the electronic touch screen, and the existing process of removing the key module from the equipment body is more complex, and the key module can be separated from the equipment body only by removing the structure in the key module one by one; and when the key module is connected with the equipment body, the structures in the key module are required to be sequentially installed step by step, so that the assembly and disassembly processes of the conventional electronic equipment are complex.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to overcome the defect that the assembly and disassembly processes of the electronic equipment in the prior art are complex, so as to provide the electronic equipment.

The present utility model provides an electronic device including: the device comprises a device body, a first control unit and a second control unit, wherein the device body comprises a device circuit board and a device cavity shell surrounding the device circuit board, and a shell wall of the device cavity shell is provided with a first hole; the button module, the button module includes: the base shell comprises a top shell and a side shell positioned at the outer side of the top shell, a main accommodating cavity is formed by the side shell and the top shell in a surrounding mode, and a key cap opening penetrating through the top shell and communicated with the main accommodating cavity is formed in the top shell; the key board is provided with a pressing surface, a key cap is arranged on one side of the pressing surface, the key board is positioned in the main accommodating cavity, and the key cap penetrates through the key cap opening; the touch switch is positioned in the main accommodating cavity and is positioned at one side of the key board away from the top shell; the key circuit board is positioned on one side of the touch switch, which is away from the keycap, and is fixed with the side shell; the side case has a second hole penetrating the side case in a thickness direction, the second hole being adapted to be disposed opposite to the first hole; the key circuit board is electrically connected with the equipment circuit board; the first fastener is suitable for being located in the first hole and the second hole, and the key module is detachably connected with the equipment body.

Optionally, the key circuit board is located outside the main accommodating cavity and covers a part of the bottom surface of the side case, and the second hole is located at the outer peripheral side part of the key circuit board.

Optionally, the shell wall of the equipment cavity shell is provided with a first opening extending from the outer surface of the shell wall to the shell wall with partial thickness, the shell wall at the bottom of the first opening is provided with a second opening, and the width of the second opening is smaller than that of the first opening; the first opening and the second opening jointly penetrate through the shell wall; the first aperture is located in the shell wall at the bottom of the first opening and around the side of the second opening; the base housing is adapted to be positioned in the first opening; the key circuit board is suitable for being located in the second opening.

Optionally, the key circuit board is provided with a third hole therein; a fourth hole is formed in the surface of one side, facing the key circuit board, of the side shell, the fourth hole and the main accommodating cavity are arranged at intervals, and the fourth hole and the third hole are arranged opposite to each other; the distance from the second hole to the center of the main accommodating cavity is larger than the distance from the fourth hole to the center of the main accommodating cavity; the key module further comprises: and a second fastener located in the third and fourth apertures.

Optionally, an annular seal groove is formed in the bottom surface of the side shell, the annular seal groove surrounds the key circuit board, and the second hole is located on the outer side of the annular seal groove; the key module further comprises: and the sealing ring is embedded in the annular sealing groove.

Optionally, the sealing ring is a conductive electromagnetic shielding sealing ring.

Optionally, a portion of the sealing ring protrudes from the bottom surface of the side case.

Optionally, the height of the sealing ring protruding out of the bottom surface of the side shell is 1-1.5 times of the thickness of the key circuit board.

Optionally, the pressing surface is of a whole structure, a groove is formed in one side, away from the pressing surface, of the key board, the groove is located in the key board with partial thickness, and the groove is arranged opposite to the key cap; the tactile switch is positioned in the groove.

Optionally, the number of the grooves is a plurality, the number of the key caps is a plurality, and the key caps are located in the grooves in a one-to-one correspondence.

Optionally, the base shell comprises an aluminum alloy base shell.

The technical scheme of the utility model has the following advantages:

according to the electronic equipment provided by the utility model, the key circuit board is electrically connected with the equipment circuit board. When the key cap is pressed, the touch switch is electrically connected with the key circuit board, and then the equipment circuit board is driven to transmit signals. The device body comprises a device circuit board and a device cavity shell surrounding the device circuit board, and the shell wall of the device cavity shell is provided with a first hole; the base shell, the key board, the touch switch and the key circuit board in the key module are of independent integral assembly structures relative to the equipment body. The side case has a second hole penetrating the side case in a thickness direction, the second hole being adapted to be disposed opposite to the first hole. The first fastener is suitable for being located in the first hole and the second hole, the key module is detachably connected with the equipment body, after the first fastener is detached from the first hole and the second hole, the key module can be separated from the equipment body in the electronic equipment, and the first fastener is installed in the first hole and the second hole, so that the key module can be assembled with the equipment body. Therefore, the electronic apparatus can be assembled and disassembled with ease.

Further, the shell wall of the equipment cavity shell is provided with a first opening extending from the outer surface of the shell wall to the shell wall with partial thickness, the shell wall at the bottom of the first opening is provided with a second opening, and the width of the second opening is smaller than that of the first opening; the first opening and the second opening jointly penetrate through the shell wall; a first aperture is located in the shell wall at the bottom of the first opening and around the side of the second opening; the base housing is adapted to be positioned in the first opening; the key circuit board is suitable for being located in the second opening, so that the key module is embedded into the equipment cavity shell, the key module is protected by the shell wall of the equipment cavity shell, the key module is prevented from being mechanically collided, and meanwhile the attractiveness of the electronic equipment is improved.

Further, the key circuit board is provided with a third hole; a fourth hole is formed in the surface of one side, facing the key circuit board, of the side shell, the fourth hole and the main accommodating cavity are arranged at intervals, and the fourth hole and the third hole are arranged opposite to each other; the distance from the second hole to the center of the main accommodating cavity is larger than the distance from the fourth hole to the center of the main accommodating cavity; the key module further comprises: and a second fastener located in the third and fourth apertures. Therefore, the second fastener can be used for fixedly connecting the key circuit board with the base shell to improve the stability of the key module and further improve the stability of the electronic equipment.

Further, an annular sealing groove is formed in the bottom surface of the side shell, the annular sealing groove surrounds the key circuit board, and the second hole is located on the outer side of the annular sealing groove; the key module further comprises: the sealing ring is embedded in the annular sealing groove, and can effectively prevent external water vapor from entering the main accommodating cavity and the inside of the equipment cavity shell from the joint of the bottom of the side shell and the shell wall of the equipment cavity shell, so that the electronic equipment is good in waterproof performance. The sealing ring is a conductive electromagnetic shielding sealing ring, and the conductive electromagnetic shielding sealing ring can prevent external signals from interfering with electric signals in the key circuit board and the equipment circuit board, so that the electromagnetic shielding effect of the key module is improved, and the electromagnetic shielding effect of the electronic equipment is further improved.

Furthermore, the pressing surface is of a whole structure, and external water vapor can be prevented from entering the electronic equipment from the key cap opening, so that the electronic equipment is good in waterproofness. The key board is provided with a groove at one side which is away from the pressing surface, the groove is positioned in the key board with partial thickness, and the groove is arranged opposite to the key cap; the tactile switch is positioned in the groove. The recess is right the sense of touch switch is spacing, consequently in the use the sense of touch switch be difficult for with the separation of button circuit board, consequently the structural stability of button module is strong, has further improved electronic equipment's structural stability.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of a portion of an electronic device according to one embodiment of the present utility model;

FIG. 2 is an exploded view of a key module according to an embodiment of the present utility model;

fig. 3 is an inverted cross-sectional view of a key module according to an embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements 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 "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The present embodiment provides an electronic device, referring to fig. 1, fig. 2 and fig. 3 in combination, including:

an apparatus body including an apparatus circuit board and an apparatus chamber housing 1 surrounding the apparatus circuit board, a housing wall of the apparatus chamber housing 1 having a first hole 11;

the button module 2, button module 2 includes: the base shell 21 comprises a top shell and a side shell positioned at the outer side of the top shell, wherein a main accommodating cavity is surrounded by the side shell and the top shell, and a key cap opening penetrating through the top shell and communicated with the main accommodating cavity is formed in the top shell; a key sheet 22, wherein the key sheet 22 has a pressing surface, the key sheet 22 has a key cap 221 on one side of the pressing surface, the key sheet 22 is positioned in the main accommodating cavity, and the key cap 221 passes through the key cap opening; a touch switch 23 located in the main accommodating cavity and located at a side of the key sheet 22 away from the top case; a key circuit board 24 located at a side of the tactile switch 23 facing away from the key cap 221 and fixed to the side case; the side case has a second hole 25 penetrating the side case in a thickness direction, the second hole 25 being adapted to be disposed opposite to the first hole 11; the key circuit board 24 is electrically connected with the device circuit board;

a first fastener 3, said first fastener 3 being adapted to be located in said first hole 11 and second hole 25, said key module 2 being detachably connected to said device body.

In the electronic device provided in this embodiment, the key circuit board 24 is electrically connected to the device circuit board. When the key cap 221 is pressed, the tactile switch 23 is electrically connected with the key circuit board 24, and the device circuit board is driven to perform signal transmission. The device body comprises a device circuit board and a device cavity shell surrounding the device circuit board, and the shell wall of the device cavity shell is provided with a first hole; the base case 21, the key sheet 22, the tactile switch 23 and the key circuit board 24 in the key module are independent and integral assembled structures relative to the device body. The side case has a second hole 25 penetrating the side case in the thickness direction, the second hole 25 being adapted to be disposed opposite the first hole 11. The first fastening member 3 is suitable for being located in the first hole 11 and the second hole 25, the key module is detachably connected with the equipment body, after the first fastening member 3 is detached from the first hole 11 and the second hole 25, the key module can be separated from the equipment body in the electronic equipment, and after the first fastening member 3 is installed in the first hole 11 and the second hole 25, the key module can be assembled with the equipment body. Therefore, the electronic apparatus can be assembled and disassembled with ease.

In one embodiment, the base shell 21 comprises an aluminum alloy base shell.

The first fastener 3 comprises a screw.

In one embodiment, the key circuit board 24 is located outside the main accommodation chamber and covers a portion of the bottom surface of the side case, and the second hole 25 is located at the outer peripheral side of the key circuit board 24.

In one embodiment, the housing wall of the device cavity housing has a first opening 12 extending from the outer surface of the housing wall to a portion of the thickness of the housing wall, the housing wall at the bottom of the first opening 12 having a second opening 13 therein, the second opening 13 having a smaller width than the first opening 12; the first opening 12 and the second opening 13 jointly penetrate the shell wall; the first hole 11 is located in the wall of the housing at the bottom of said first opening 12 and around the side of the second opening 13; said base shell 21 is adapted to be located in said first opening 12; the key circuit board 24 is adapted to be located in the second opening 13, so that the key module is embedded in the device cavity shell, and the key module is protected by the shell wall of the device cavity shell, so that the key module is prevented from being mechanically collided, and the aesthetic property of the electronic device is improved.

In other embodiments, it may be: the key module protrudes out of the outer surface of the equipment cavity shell.

In one embodiment, the key circuit board 24 has a third hole 241 therein; a fourth hole 222 is formed in a surface of the side shell facing the key circuit board 24, and the fourth hole 222 is spaced from the main accommodating cavity and is opposite to the third hole 241; the distance from the second hole 25 to the center of the main accommodating chamber is greater than the distance from the fourth hole 222 to the center of the main accommodating chamber; the key module further comprises: a second fastener 223, the second fastener 223 being located in the third aperture 241 and the fourth aperture 222. Therefore, the second fastener 223 may fixedly connect the key circuit board 24 and the base case to improve stability of the key module, and further improve stability of the electronic device. This allows the key circuit board 24 to be easily fixedly connected to the side case. The second fastener 223 includes a screw.

In other embodiments, it may also be: the key circuit board is embedded in the main accommodating cavity and is fixedly connected with the side shell through the side wall of the main accommodating cavity.

In one embodiment, the bottom surface of the side case is provided with an annular seal groove surrounding the key circuit board 24, and the second hole 25 is located outside the annular seal groove; the key module further comprises: a seal ring 26 embedded in the annular seal groove; the sealing ring can effectively prevent external water vapor from entering the main accommodating cavity and the inside of the equipment cavity shell from the joint of the bottom of the side shell and the shell wall of the equipment cavity shell, so that the electronic equipment is good in waterproofness.

In one embodiment, the seal 26 is a conductive electromagnetic shield seal. The sealing ring is a conductive electromagnetic shielding sealing ring, and the conductive electromagnetic shielding sealing ring can prevent external signals from interfering with electric signals in the key circuit board and the equipment circuit board, so that the electromagnetic shielding effect of the key module is improved, and the electromagnetic shielding effect of the electronic equipment is further improved.

In one embodiment, a portion of the seal ring 26 protrudes from the bottom surface of the side housing.

In one embodiment, the height of the sealing ring 26 protruding from the bottom surface of the side case is 1 to 1.5 times, for example 1.2 times, the thickness of the key circuit board 24; if the height of the sealing ring protruding out of the bottom surface of the side shell is smaller than 1 time of the thickness of the key circuit board, the effect of the sealing ring on preventing external water vapor from entering the second opening from the joint of the bottom of the side shell and the shell wall of the equipment cavity shell is not obvious, and the effect of improving the waterproof performance of the electronic equipment is not obvious; if the height of the sealing ring protruding out of the bottom surface of the side shell is 1.5 times greater than the thickness of the key circuit board, the height of the sealing ring protruding out of the bottom surface of the side shell is too large, so that the key module is not beneficial to being electrically connected with the device circuit board.

In one embodiment, the pressing surface is of a whole surface structure, and the pressing surface of the whole surface structure can prevent external water vapor from entering the electronic equipment from the keycap opening, so that the electronic equipment is good in waterproofness. The key board is provided with a groove at one side which is away from the pressing surface, the groove is positioned in the key board with partial thickness, and the groove is arranged opposite to the key cap; the tactile switch is positioned in the groove. The recess is right the sense of touch switch is spacing, consequently in the use the sense of touch switch be difficult for with the separation of button circuit board, consequently the structural stability of button module is strong, has further improved electronic equipment's structural stability.

In one embodiment, the number of the grooves is a plurality, the number of the key caps is a plurality, and the key caps are located in the grooves in a one-to-one correspondence.

In one embodiment, the key pad 22 comprises a thermoplastic polyurethane elastomer key pad, the key pad being formed as a unitary structure using an injection molding process; in other embodiments, the key cap comprises a silicone key cap.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (11)

1. An electronic device, comprising:

the device comprises a device body, a first control unit and a second control unit, wherein the device body comprises a device circuit board and a device cavity shell surrounding the device circuit board, and a shell wall of the device cavity shell is provided with a first hole;

the button module, the button module includes: the base shell comprises a top shell and a side shell positioned at the outer side of the top shell, a main accommodating cavity is formed by the side shell and the top shell in a surrounding mode, and a key cap opening penetrating through the top shell and communicated with the main accommodating cavity is formed in the top shell; the key board is provided with a pressing surface, a key cap is arranged on one side of the pressing surface, the key board is positioned in the main accommodating cavity, and the key cap penetrates through the key cap opening; the touch switch is positioned in the main accommodating cavity and is positioned at one side of the key board away from the top shell; the key circuit board is positioned on one side of the touch switch, which is away from the keycap, and is fixed with the side shell; the side case has a second hole penetrating the side case in a thickness direction, the second hole being adapted to be disposed opposite to the first hole; the key circuit board is electrically connected with the equipment circuit board;

the first fastener is suitable for being located in the first hole and the second hole, and the key module is detachably connected with the equipment body.

2. The electronic device of claim 1, wherein the key circuit board is located outside the main housing cavity and covers a portion of a bottom surface of the side case, and the second hole is located at a peripheral side portion of the key circuit board.

3. The electronic device of claim 2, wherein the housing wall of the device cavity housing has a first opening extending from an outer surface of the housing wall to a portion of the thickness of the housing wall, the housing wall at the bottom of the first opening having a second opening therein, the second opening having a width less than the first opening; the first opening and the second opening jointly penetrate through the shell wall; the first aperture is located in the shell wall at the bottom of the first opening and around the side of the second opening;

the base housing is adapted to be positioned in the first opening; the key circuit board is suitable for being located in the second opening.

4. The electronic device of claim 2, wherein the key circuit board has a third hole therein; a fourth hole is formed in the surface of one side, facing the key circuit board, of the side shell, the fourth hole and the main accommodating cavity are arranged at intervals, and the fourth hole and the third hole are arranged opposite to each other; the distance from the second hole to the center of the main accommodating cavity is larger than the distance from the fourth hole to the center of the main accommodating cavity;

the key module further comprises: and a second fastener located in the third and fourth apertures.

5. The electronic device of claim 1 or 2, wherein a bottom surface of the side case is provided with an annular seal groove surrounding the key circuit board, the second hole being located outside the annular seal groove;

the key module further comprises: and the sealing ring is embedded in the annular sealing groove.

6. The electronic device of claim 5, wherein the seal ring is a conductive electromagnetic shield seal ring.

7. The electronic device of claim 5, wherein a portion of the seal ring protrudes from a bottom surface of the side housing.

8. The electronic device of claim 7, wherein the height of the sealing ring protruding from the bottom surface of the side case is 1-1.5 times the thickness of the key circuit board.

9. The electronic device of claim 1, wherein the pressing surface is of a full-face structure, a groove is formed in one side of the key sheet away from the pressing surface, the groove is located in the key sheet with partial thickness, and the groove is arranged opposite to the key cap; the tactile switch is positioned in the groove.

10. The electronic device of claim 9, wherein the number of grooves is a plurality of key caps, and the key caps are located in the grooves in a one-to-one correspondence.

11. The electronic device of claim 1, wherein the base housing comprises an aluminum alloy base housing.

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