CN208127079U

CN208127079U - Button assembly

Info

Publication number: CN208127079U
Application number: CN201820726483.7U
Authority: CN
Inventors: 袁嘉斌
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd
Priority date: 2018-05-15
Filing date: 2018-05-15
Publication date: 2018-11-20
Anticipated expiration: 2028-05-15

Abstract

The utility model discloses a kind of button assembly, including key, button cap and control panel, and key is arranged on circuit boards, and key includes key main body and the protrusion for protruding from key main body；Card slot is offered on button cap, card slot and protrusion are interference fitted；The first via hole is offered on control panel, and protective case is set in the first via hole, is provided with the second via hole passed through for button cap in protective case.Button cap and protrusion interference fit connect, so that being completely embedded between button cap and protrusion, will not generate therebetween shaking；By the way that protective case is arranged in the first via hole of control panel, the gap between the first via hole and button cap can be reduced, gap shrinks can effectively prevent button cap to shake；Since the end of protrusion is inserted in the card slot of button cap, the size of button cap is naturally larger than the size of protrusion, i.e. the button cap of larger size is inserted in the second via hole of protective case, is also possible to prevent button cap in this way and shakes relative to the second via hole.

Description

Button assembly

Technical field

The utility model relates to switch key technical field more particularly to a kind of button assemblies of electronic product.

Background technique

Key is widely used in mechanical equipment and electronic equipment control field, realizes various controls and function switch.It presses Key is according to actual needs and structure design needs, and can be designed to different length and shape.Conventional keys mostly use cantilever Structure, since cantilever is thinner, when batch production, easilys lead to cantilever deflection for the key of cantilever design, further will lead to key Card key.In addition, being difficult to fix between the button cap and key of existing cantilever key, it is easy to produce shaking, is also easy after shaking Card key situation occurs.

Utility model content

The purpose of the utility model embodiment is：A kind of button assembly is provided, structure is simple, manufacture and installation side Just, product yield is high, is not easy card key.

For this purpose, the utility model embodiment uses following technical scheme：

A kind of button assembly is provided, including：

Key, on circuit boards, the key includes key main body and the protrusion for protruding from the key main body for setting；

Button cap, offers card slot thereon, and the card slot and the protrusion are interference fitted；

Control panel offers the first via hole thereon, and protective case, setting in the protective case are arranged in first via hole There is the second via hole passed through for the button cap.

As a preferred technical solution of the utility model, first via hole is to be provided on the control panel Stepped hole, first via hole includes the first hole and the second hole for being sequentially communicated and being coaxially disposed, second hole adjacent to The key, and the size in second hole is greater than the size in first hole.

As a preferred technical solution of the utility model, the protective case includes sleeve, one end of the sleeve It is inserted into second hole, baffle, the baffle and the control panel is arranged close to the one side of the key in the other end It abuts.

As a preferred technical solution of the utility model, the protective case is adhesively fixed with the control panel.

As a preferred technical solution of the utility model, the button cap includes cap ontology, the cap ontology tool There are a sealing end and the open end opposite with the sealing end, the periphery of the cap ontology and is arranged adjacent to the open end limited Position plate, is formed with holding tank in the cap ontology.

As a preferred technical solution of the utility model, along the interior wall circular of the holding tank in the cap ontology At least three gussets are set, and the gusset extends towards the center of the holding tank and sets with the middle heart septum of the holding tank It sets, the card for being clamped the protrusion is collectively formed in one end of at least three inner walls of the gusset far from the holding tank Slot.

As a preferred technical solution of the utility model, positioning convex point is set, correspondence is described fixed on the baffle Positioning groove is arranged close to the one side of the key in the control panel in position salient point.

As a preferred technical solution of the utility model, the distance between the baffle and the limit plate are greater than The stroke of the key.

As a preferred technical solution of the utility model, the distance between the limit plate and the key main body Greater than the stroke of the key.

As a preferred technical solution of the utility model, first via hole is through being provided with the control plane Through-hole on plate, the protective case include the sleeve being fixed in the through-hole and positioned at the sleeve close to the key one The baffle at end, setting second via hole in the sleeve, and second via hole run through the baffle, the baffle with it is described Control panel is abutted close to the one side of the key.

The utility model embodiment has the beneficial effect that：Connected in such a way that button cap is used interference fit with protrusion It connects, so that being completely embedded between button cap and protrusion, will not generate therebetween shaking；Pass through the first mistake in control panel Protective case is set in hole, the gap between the first via hole and button cap can be reduced, gap shrinks can effectively prevent button cap It shakes；Since the end of protrusion is inserted in the card slot of button cap, the size of button cap is naturally larger than protrusion Size, the i.e. button cap of larger size are inserted in the second via hole of protective case, gap between button cap and protective case nor It is often small, it is also possible to prevent button cap in this way and shakes relative to the second via hole.It is reduced it can be seen that shaking, it can be effectively Key card key is prevented, the stability of entire button assembly is improved.

Detailed description of the invention

The utility model is described in further detail below according to drawings and examples.

Fig. 1 is the decomposition diagram of button assembly described in the utility model.

Fig. 2 is the schematic cross-sectional view of button assembly described in the utility model.

Fig. 3 is the structural schematic diagram of button cap described in the utility model.

In figure：

1, key；11, key main body；12, raised；2, button cap；21, card slot；22, cap ontology；23, limit plate；24, muscle Plate；25, rotation stop plate；3, control panel；31, the first via hole；32, protective case；321, the second via hole；322, sleeve；323, baffle； 324, positioning convex point；4, circuit board；5, bracket；51, first；52, second.

Specific embodiment

The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer, It is described in further detail below in conjunction with technical solution of the attached drawing to the utility model embodiment, it is clear that described reality Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, It is practical new to belong to this for those skilled in the art's every other embodiment obtained without creative efforts The range of type protection.

In the description of the present invention, unless otherwise clearly defined and limited, term " connected ", " connection ", " Gu It is fixed " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or integral；It can be mechanical connect It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary The interaction relationship of the connection in portion or two elements.For the ordinary skill in the art, it can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

The utility model embodiment provides a kind of button assembly, this button assembly, which is widely used in being used as in electronic product, to be opened (realization is powered or power-off) or regulation button (such as realization brightness regulation) are closed, may be disposed at the frame of electronic product just On the shell of face, side or the back side and electronic product.Setting is associated with frame with button assembly below, and is located at frame Positive embodiment is for example, as shown in Figure 1-3, button assembly includes key 1, button cap 2 and control panel 3, key 1 On the circuit board 4, key 1 includes key main body 11 and the protrusion 12 for protruding from key main body 11 for setting；It is offered on button cap 2 Card slot 21, card slot 21 and protrusion 12 are interference fitted；The first via hole 31 is offered on control panel 3, setting is protected in the first via hole 31 Sheath 32 is provided with the second via hole 321 passed through for button cap 2 in protective case 32.

It is connected in such a way that button cap 2 is used interference fit with protrusion 12, so that between button cap 2 and protrusion 12 It is completely embedded, shaking will not be generated therebetween；It, can be with by the way that protective case 32 is arranged in the first via hole 31 of control panel 3 The gap between the first via hole 31 and button cap 2 is reduced, gap shrinks can effectively prevent button cap 2 to shake；Due to convex Rise 12 end be inserted in the card slot 21 of button cap 2, therefore the size of button cap 2 be naturally larger than protrusion 12 size, i.e., The button cap 2 of larger size is inserted in the second via hole 321 of protective case 32, the gap between button cap 2 and protective case 32 It is very small, it is also possible to prevent button cap 2 in this way and shakes relative to the second via hole 321.It is reduced it can be seen that shaking, it can be with It is effectively prevented 1 card key of key, improves the stability of entire button assembly.

In the present embodiment, for button assembly as switch, key 1 is alternative to be located at on-position or de-energized.Tool Body, protrusion 12 can be mobile relative to key main body 11, so that key 1 is selectively located at on-position or de-energized, or Protrusion 12 is fixedly connected with key main body 11, and the two is mobile relative to the circuit board 4 of key 1 simultaneously, so that the selective position of key 1 In on-position or de-energized.

Wherein, protective case 32 can be by being adhesively fixed about on control panel 3.The fixed protective case 32 of the mode of bonding, can To reduce fixed difficulty, does not need that fixation member is additionally arranged, reduce manufacture difficulty.

In the present embodiment, control panel 3 is using the molding border structure with hollow cavity of shape extrusion, packet It includes and is arranged in parallel and at interval the first side plate and the second side plate, the first via hole 31 is provided on the first side plate, and circuit board 4 passes through branch Frame 5 is fixed in hollow cavity, and bracket 5 is removably fixed on the second side plate, and bracket 5 includes orthogonal first 51 He Second 52, first 51 extends in hollow cavity through the second side plate, and second 52 is set to the second side plate far from hollow The side of inner cavity, second 52 is fixedly connected with the second side plate.

Optionally, the first via hole 31 is the stepped hole being provided on control panel 3, the first via hole 31 include be sequentially communicated and The first hole and the second hole of coaxial arrangement, the second hole is adjacent to key 1, and the size in the second hole is greater than the size in the first hole；It protects Sheath 32 includes sleeve 322, and one end of sleeve 322 is inserted into the second hole, and baffle 323, baffle 323 and control is arranged in the other end Panel 3 is abutted close to the one side of key 1.

Diameter of the diameter of second via hole 321 less than the first hole.

By setting stepped hole for the first via hole 31, the installation of protective case 32 can be convenient for, while can rise to protective case 32 Positioning action；Pass through the diameter by the setting of the diameter of the second via hole 321 less than the first hole, it is ensured that the protrusion 12 of key 1 not with 3 scraping collision of control panel, avoids shaking and appearance the case where card key.

In the utility model embodiment, button cap 2 includes cap ontology 22, and cap ontology 22 has sealing end and and sealing end Opposite open end, the periphery of cap ontology 22 and is provided with limit plate 23 adjacent to open end, and receiving is formed in cap ontology 22 Slot.The setting of limit plate 23 can prevent button cap 2 from falling off out of first via hole 31.

Further, at least three gussets 24 are set along the interior wall circular of holding tank in cap ontology 22, gusset 24 is towards appearance Receiving the center of slot extends and is arranged with the middle heart septum of holding tank, and one end of at least three inner walls of the gusset 24 far from holding tank is total With the card slot 21 formed for being clamped protrusion 12.

By the way that gusset 24 is arranged on the inner wall of holding tank, gusset 24 can be squeezed pressure when being clamped the protrusion 12 of key 1 Raw elastic deformation, further enhancing avoid connecting between button cap 2 and key 1 to the fixed function of the protrusion 12 of key 1 It is unstable and cause to shake and card key.

Preferably, the distance between the baffle 323 of protective case 32 and limit plate 23 are greater than the stroke of key 1.

The distance between limit plate 23 and key main body 11 are greater than the stroke of key 1.

Specifically, in the present embodiment, the stroke of key 1 is 0.3mm.It is understood that in other embodiments, pressing The stroke of key 1 can be greater than 0.3mm or be less than 0.3mm.

By the way that the setting of the distance between baffle 323 and limit plate 23 to be greater than to the stroke of key 1, can prevent in 1 quilt of key Baffle 323 is contacted with limit plate 23 during pressing, and causes key 1 that can not continue to press appearance the case where in place.It is logical The stroke that the setting of the distance between limit plate 23 and key main body 11 is greater than to key 1 is crossed, the mistake being pressed in key 1 can be prevented The case where limit plate 23 is contacted with key main body 11 in journey, causes key 1 that can not continue pressing in place appearance.

In a preferred scheme of the utility model, rotation stop plate 25 is additionally provided on the slot bottom of holding tank, key 1 Rotation stop plate 25 is corresponded in protrusion 12 and offers receiving detent, and when button cap 2 to be installed on key 1, rotation stop plate 25 is press-fit into It accommodates in detent, rotation stop plate 25 and receiving detent mutual cooperation can prevent the protrusion 12 of 2 opposing keys 1 of button cap from rotating, into one The case where enhancing the bonding strength of button cap 2 Yu key 1, be further reduced shaking and card key of step.

In embodiment, positioning convex point 324 is set on baffle 323, and corresponding positioning convex point 324 is in control panel 3 close to pressing Positioning groove is arranged in the one side of key 1.

The setting of positioning convex point 324 and positioning groove can be convenient for carrying out protective case 32 during installing key 1 Positioning guarantees protective case 32 to 2 positioning action of button cap, prevent button cap 2 in moving process with 3 scraping collision of control panel, into One step reduces the case where shaking and card key.

In addition, the set-up mode of protective case 32 is not limited to aforesaid way.In other embodiments it is also possible that the first via hole 31 is through the through-holes being provided on control panel 3, and protective case 32 includes the sleeve 322 being fixed in through-hole and is located at sleeve 322 close to one end of key 1 baffle 323, the second via hole 321 is set in sleeve 322, and the second via hole 321 runs through baffle 323, one side of the baffle 323 with control panel 3 close to key 1 abuts.

Sleeve 322 is by being adhesively fixed on the inner walls of the via, and rubber can be used in sleeve 322 or silica gel is made.

In the description of this article, it is to be understood that the orientation or positional relationships such as term " on " are based on the figure Orientation or positional relationship is merely for convenience of description and simplification operation, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In the description of this specification, the description of reference term " embodiment " etc. means the specific spy in conjunction with the embodiment Sign, structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, right The schematic representation of above-mentioned term is not necessarily referring to identical embodiment.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this narrating mode of specification be only be to understand device, those skilled in the art should It considers the specification as a whole, the technical solutions in the embodiments can also be appropriately combined, and forming those skilled in the art can With the other embodiments of understanding.

Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein, Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model, These modes are fallen within the protection scope of the utility model.

Claims

1. a kind of button assembly, which is characterized in that including：

Control panel offers the first via hole thereon, protective case is arranged in first via hole, is provided with confession in the protective case The second via hole that the button cap passes through.

2. button assembly according to claim 1, which is characterized in that first via hole is to be provided with the control panel On stepped hole, first via hole includes the first hole and the second hole for being sequentially communicated and being coaxially disposed, and second hole is neighbouring In the key, and the size in second hole is greater than the size in first hole.

3. button assembly according to claim 2, which is characterized in that the protective case includes sleeve, and the one of the sleeve End is inserted into second hole, and baffle is arranged in the other end, and the baffle and the control panel are close to the side of the key Face abuts.

4. button assembly according to claim 3, which is characterized in that the protective case is Nian Jie with the control panel solid It is fixed.

5. button assembly according to claim 3, which is characterized in that the button cap includes cap ontology, the cap ontology With sealing end and the open end opposite with the sealing end, the periphery of the cap ontology and it is provided with adjacent to the open end Limit plate is formed with holding tank in the cap ontology.

6. button assembly according to claim 5, which is characterized in that along the inner wall ring of the holding tank in the cap ontology At least three gussets are arranged in shape, and the gusset extends towards the center of the holding tank and sets with the middle heart septum of the holding tank It sets, the card for being clamped the protrusion is collectively formed in one end of at least three inner walls of the gusset far from the holding tank Slot.

7. button assembly according to claim 3, which is characterized in that positioning convex point is set on the baffle, it is corresponding described in Positioning groove is arranged close to the one side of the key in the control panel in positioning convex point.

8. button assembly according to claim 5, which is characterized in that the distance between the baffle and the limit plate are big In the stroke of the key.

9. button assembly according to claim 5, which is characterized in that between the limit plate and the key main body away from From the stroke for being greater than the key.

10. button assembly according to claim 1, which is characterized in that first via hole is through being provided with the control Through-hole on panel processed, the protective case include the sleeve being fixed in the through-hole and are located at the sleeve close to the key One end baffle, setting second via hole in the sleeve, and second via hole runs through the baffle, the baffle with The control panel is abutted close to the one side of the key.