CN202549673U

CN202549673U - Key structure

Info

Publication number: CN202549673U
Application number: CN2012201851924U
Authority: CN
Inventors: 刘赢群
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2012-04-26
Filing date: 2012-04-26
Publication date: 2012-11-21
Anticipated expiration: 2022-04-26

Abstract

The utility model provides a key structure. The key structure provided by the utility model comprises a square frame body, wherein the square frame body is provided with an upper surface, a lower surface, an inner side surface and an outer side surface, wherein the inner side surface and the outer side surface are arranged between the upper surface and the lower surface; a key is positioned in the square frame body, and one side of the key is connected with the inner side surface through an elastic belt; and the elastic belt comprises two flaky belts which are respectively connected with the key and the square frame body. According to the key structure, the elastic belt of the key is designed into a long strip flaky body, so compared with an original L-shaped elastic belt, the correction times of a die can be greatly reduced due to the design of the key, and the elastic belt is not easy to adhere to a front die; and compared with the original L-shaped elastic belt, the elastic belt has a longer service life and cannot be deformed after long-time use.

Description

Press-key structure

Technical field

The utility model relates to household appliance technical field, especially, relates to a kind of press-key structure.

Background technology

The cover button of at present common household electrical appliances be " L " shape bearing band: its thin thickness, area are big, and be long-pending big with mould contact surface in knockout course, injection moulding distortion easily, and also damage easily in transportation and assembling process, quality is difficult to guarantee.

Present common button fit has two kinds, through buckle or screw button is fixed on the face-piece, or directly is fixed on the PCB through buckle or screw.First kind of buckle mode can increase the Mold Making and the injection moulding difficulty of face-piece greatly, and face-piece list article cost sharply rises.Second kind of mode that is screwed need be prevented electrostatic breakdown PCB, if button or PCB one of them quality problem appears, maintenance and the replacing very difficulty that becomes.

The utility model content

The utility model purpose is to provide a kind of press-key structure, to solve the bad technical problem of damaging easily with the transportation assembling of " L " shape bearing band production injection moulding.

For realizing above-mentioned purpose; The utility model provides a kind of press-key structure, comprises the rectangle framework, the rectangle framework have upper surface and lower surface and be arranged on upper surface and lower surface between medial surface and lateral surface; Button is positioned at the rectangle framework, and button one side is connected with medial surface through bearing band; Bearing band comprises two sheet bands that are connected with the rectangle framework with button respectively.

Further, rectangle framework, bearing band and button are structure as a whole.

Further, the bearing of trend of bearing band is parallel with upper surface.

Further, the relative both sides of the external side of rectangle frame are respectively arranged with the hold-down screw post, and the hold-down screw post is the tubular cylinder.

Further, lower surface is provided with the pillar vertical with lower surface.

Further, the opposite side with respect to bearing band on the button is connected with button effect post, and button effect post and lower surface are perpendicular.

Further, press-key structure also comprises fixture, is arranged on the lateral surface of rectangle framework and perpendicular with lateral surface, and fixture comprises two fixed legs that are parallel to each other.

Further, two fixed leg opposed inside are provided with the breach that is used to locate button.

Further, press-key structure also comprises molten fixed structure, is arranged on the upper surface, and melting fixed structure is through-hole structure.

Further, rectangle framework inside has a plurality of crossbeams, and button is connected on the crossbeam through bearing band, and is connected with medial surface through crossbeam.

The utlity model has following beneficial effect:

Be designed to rectangular plates through bearing band with button; The design of such button can significantly reduce mould correction number of times with respect to the bearing band of original " L " shape; And bearing band is difficult for sticking front mould, and this bearing band uses indeformable than the longer service life of its original " L " shape bearing band for a long time.

Except top described purpose, feature and advantage, the utility model also has other purpose, feature and advantage.To do further detailed explanation to the utility model with reference to figure below.

Description of drawings

The accompanying drawing that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:

Fig. 1 is the schematic top plan view according to the press-key structure of the utility model;

Fig. 2 be Fig. 1 A-A to cross-sectional schematic;

Fig. 3 be Fig. 1 B-B to cross-sectional schematic;

Fig. 4 is the C place enlarged diagram of Fig. 1; And

Fig. 5 is the schematic perspective view according to the press-key structure of the utility model.

Embodiment

Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.

Referring to Fig. 1 and Fig. 5; Press-key structure according to the utility model; Comprise: rectangle framework 10; Rectangle framework 10 have upper surface 11 and lower surface 12 and be arranged on upper surface 11 and lower surface 12 between medial surface 13 and lateral surface 14, button 80 is positioned at rectangle framework 10, button 80 1 sides are connected with medial surface 13 through bearing band 20; Bearing band 20 comprises two sheet bands that are connected with rectangle framework 10 with button 80 respectively.Be designed to rectangular plates through bearing band with button 80; The design of such button can significantly reduce mould correction number of times with respect to the bearing band of original " L " shape; And bearing band is difficult for sticking front mould, and this bearing band uses indeformable than the longer service life of its original " L " shape bearing band for a long time.

Referring to Fig. 1 and Fig. 5, rectangle framework 10, bearing band 20 and button 80 are structure as a whole.Press-key structure is by the injection mo(u)lding of ABS material, and preferably, the whole press-key structure of present embodiment is a square structure, also can select circular or other shapes according to the concrete shape of related accessory.

Referring to Fig. 1 and Fig. 5, the bearing of trend of bearing band 20 is parallel with upper surface 11.Bearing band 20 is two laminated structures, preferably, long is 5.8mm, and wide is 2.5mm, and thick is 0.8mm, and the distance that two bearing bands are 20 is 4mm.Compare with " L " type bearing band commonly used; The design of the bearing band 20 of present embodiment can significantly reduce mould correction number of times; Because the bearing band of this kind design 20 is than " L " type bearing band regular shape and thin thickness commonly used; Be difficult for sticking front mould, simultaneously two bearing bands 20 of present embodiment the longer service life than other bearing bands is set, and indeformable.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 5, the relative both sides of rectangle framework 10 lateral surfaces 14 are respectively arranged with hold-down screw post 40, and hold-down screw post 40 is the tubular cylinder.Rectangle framework 10 both sides have two cylindrical such project organizations simple, easy to operate.There are the open tubular column and the hold-down screw post 40 of a built-in screw thread to be used on the panel body; At first hold-down screw post 40 is enclosed within on the open tubular column of this panel body; Above again pcb board being installed in, with screw rectangle framework 10, panel body and pcb board are locked at together then.

Referring to Fig. 1, Fig. 2 and Fig. 5, lower surface 12 is provided with the pillar 50 vertical with lower surface 12.On rectangle framework 10, there are 8 in the present embodiment specially for having designed the pcb board pillar 50 of pcb board straightening; It is a cylinder design, and preferably the pillar 50 of present embodiment highly is 14.7mm, and diameter is 3mm; In case of necessity also can be according to the numerical value of actual conditions setting height and diameter; The position of pillar 50 is arranged on the both sides of button effect post 30 as far as possible under the situation of avoiding the element on the pcb board, 8 columniform pcb board pillars 50 are when assembling; Pcb board pillar 50 withstands pcb board, prevents the pcb board distortion.Because distortion was inevitable after pcb board was crossed the tin stove; The design is through screw and the extruding of pillar 50 both sides; The hand that makes pcb board and button 80 is by the relevant position constant distance; Can not deform, even the distance increase can not make the user that button feel difference is arranged yet between press-key structure and pcb board, customer experience is good.

Referring to Fig. 1, Fig. 3 and Fig. 5, the opposite side with respect to bearing band 20 on the button 80 is connected with button effect post 30, and button effect post 30 is perpendicular with lower surface 12.Preferably; Button effect post 30 is highly for the 6.8mm cylindrical configuration, with respect to existing button effect post is arranged on the design of the center of button, and present embodiment is arranged on button effect post 30 side of button 80; Can make feel better; And its glue-feeder is at button effect post root, and the height of button effect post can reach 30mm, and can not cause appearance to shrink.

Referring to Fig. 1, Fig. 4 and Fig. 5, press-key structure also comprises fixture 60, is arranged on the lateral surface 14 of rectangle framework 10 and perpendicular with lateral surface 14, and fixture 60 comprises two fixed legs 61 that are parallel to each other.Two fixed leg 61 opposed inside are provided with the breach 611 that is used to locate button.The fixture 60 that is melting operation design is two rectangle fixed legs 61, and preferably, fixed leg 61 opposed inside are provided with semicircle breach, its effect be with cover on circular stanchions fix, molten operation is well on.

Referring to Fig. 1, also comprise molten fixed structure 70, be arranged on the upper surface 11, melt fixed structure 70 and be through-hole structure.The through hole that 8 circles are arranged on rectangle framework 10 is being for melting fixed structure 70, adopts this specific operation that melting press-key structure and cover are being melted being fixed together, and reduced the fixing required screw of button.It is more firm that press-key structure and cover can be fixed.

Referring to Fig. 1 and Fig. 5, rectangle framework 10 inside have a plurality of crossbeams 15 that are connected with button 80, and button 80 is connected on the crossbeam 15 through bearing band 20, and is connected with medial surface 13 through crossbeam 15.In order to satisfy different needs, more button 80 is installed, can be at a plurality of crossbeams 15 of rectangle framework 10 set inside, to reach the purpose of the more buttons 80 of installation.

From above description, can find out that the utility model the above embodiments have realized following technique effect:

Be designed to rectangular plates through bearing band with button; And be integrated with fixed frame; The design of such button can significantly reduce mould correction number of times with respect to the bearing band of original " L " shape; And bearing band is difficult for sticking front mould, and this bearing band uses indeformable than the longer service life of its original " L " shape bearing band for a long time.Under the prerequisite that guarantees simplified structure, can control distortion, guarantee the moulding quality.With respect to common press-key structure, fixing required screw is less simultaneously, uses and is melting Fixed Design; Button separates assembling with pcb board, is convenient to control quality is installed, and saves like this with pcb board and assembles required buckle, makes Mold Making simple; Between press-key structure and pcb board apart from scalable; At side, so not only can make feel better button effect post design, and its glue-feeder is at button effect post root, and can not cause appearance to shrink.

The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.

Claims

1. a press-key structure is characterized in that, comprising:

Rectangle framework (10); Said rectangle framework (10) have upper surface (11) and lower surface (12) and be arranged on said upper surface (11) and said lower surface (12) between medial surface (13) and lateral surface (14); Button (80) is positioned at said rectangle framework (10), and said button (80) one sides are connected with said medial surface (13) through bearing band (20);

Said bearing band (20) comprises two sheet bands that are connected with said rectangle framework (10) with said button (80) respectively.

2. press-key structure according to claim 1 is characterized in that, said rectangle framework (10), said bearing band (20) and said button (80) are structure as a whole.

3. press-key structure according to claim 1 is characterized in that, the bearing of trend of said bearing band (20) is parallel with said upper surface (11).

4. press-key structure according to claim 1 is characterized in that, the relative both sides of said rectangle framework (10) lateral surface (14) are respectively arranged with hold-down screw post (40), and said hold-down screw post (40) is the tubular cylinder.

5. press-key structure according to claim 1 is characterized in that, said lower surface (12) is provided with the pillar (50) vertical with said lower surface (12).

6. press-key structure according to claim 1 is characterized in that, the opposite side that said button (80) is gone up with respect to said bearing band (20) is connected with button effect post (30), and said button effect post (30) is perpendicular with said lower surface (12).

7. press-key structure according to claim 1; It is characterized in that; Also comprise fixture (60), the lateral surface (14) that is arranged on said rectangle framework (10) is last and perpendicular with said lateral surface (14), and said fixture (60) comprises two fixed legs (61) that are parallel to each other.

8. press-key structure according to claim 7 is characterized in that, two said fixed legs (61) opposed inside is provided with the breach (611) that is used to locate said button.

9. press-key structure according to claim 1 is characterized in that, also comprises molten fixed structure (70), is arranged on the said upper surface (11), and the said fixed structure (70) that melting is a through-hole structure.

10. press-key structure according to claim 1; It is characterized in that; Said rectangle framework (10) inside has a plurality of crossbeams (15), and said button (80) is connected on the said crossbeam (15) through said bearing band (20), and is connected with said medial surface (13) through said crossbeam (15).