CN204856394U

CN204856394U - Modular folding keyboard

Info

Publication number: CN204856394U
Application number: CN201520649137.XU
Authority: CN
Inventors: 景英伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-26
Filing date: 2015-08-26
Publication date: 2015-12-09
Anticipated expiration: 2025-08-26

Abstract

The utility model provides a modular folding keyboard has solved data line that current folding keyboard easily caused keyboard folding joint position from disconnected to reach the technical problem that the keypad can not be changed. Its pivot limiting groove at major key dish portion casing is provided with horizontal T font guide arm axle, it pegs graft at a guide arm limiting groove of keypad portion to prop up the guide arm, a wire has been arranged to every ditch inslot of guide arm axle core outer fringe, the outside parcel of guide arm axle core has insulating sheath, the mobile jib conducting ring of different positions is connected with the wire front end of a ditch inslot respectively on the leading pole, the wire rear end respectively with guide arm on the branch conducting ring of different positions be connected, mobile jib conducting ring circumference facial features laminating arc conductive contact piece, the conductive contact piece passes through the conductive contact and is connected with main keyboard circuit board, it combines pivot and folding joint position data line as an organic whole, has guaranteed the good UNICOM of guard of circuit state, compact structure, and convenient to use has guaranteed the durability and the reliability of keyboard.

Description

Modular folding keyboard

Technical field

The utility model relates to computor-keyboard, particularly a kind of modular folding keyboard for being connected with Portable computer equipment.

Background technology

PC product has become people's daily life, work and amusement essential product, along with day by day increasing of microcomputer product and portable communication, little towards volume, lightweight, the direction fast development that travelling speed is fast, such as: panel computer, PDA (palm PC) and smart mobile phone etc., user still conventional computer keyboard accustomed to using carries out operation control to computer product, conventional computer keyboard is slab construction, its operational zone comprises major key panel and collateral key panel, collateral key panel normally according to user need carry out functional configuration, user is carried out convenient, feature operation fast, to user operation bringing conveniently, but this collateral key panel occupies the segment space of keyboard simultaneously, increase the lateral length of keyboard and the volume of entirety, very large inconvenience is brought to carrying keyboard.

At present, for the problems referred to above, have developed some Foldable keyboards with collateral key panel in industry, keyboard is laterally divided into three or four module sections by it, shell or the substrate of adjacent two modules are connected by rotating shaft or gears meshing, button in module and the data bus connection of main circuit board adopt soft arranging wire, soft arranging wire is exposed to outside usually in rotating shaft place of adjacent two modules, easily scraped disconnected by other article when carrying, have again, Foldable keyboard launches or needs bending when packing up, also be therefore easy to cause the plain conductor of soft arranging wire inside to fracture, cause keypad function malfunctioning, and auxiliary keyboard can not be exchanged.

Summary of the invention

The purpose of this utility model is to provide a kind of modular folding keyboard, solves existing Foldable keyboard unreasonable structure, easily causes the data bus connection of keyboard folded connection position from disconnected, causes keypad function to lose efficacy, and the technical matters that auxiliary keyboard can not be changed.Rotating shaft and folded connection bit data line are combined as a whole by it, and compact conformation is easy to use, ensure that durability and the reliability of keyboard.

The technical scheme that the utility model adopts is: this modular folding keyboard comprises: the keyboard body be made up of the auxiliary keyboard portion of Master Keyboard portion and both sides, each keypad portion includes corresponding keyboard, housing, circuit board and data conductor, its technical essential is: in Master Keyboard portion, housing two side ends is respectively arranged with rotating shaft stopper slot, laterally T-shaped guide rod shaft is provided with in rotating shaft stopper slot, the leading rod of guide rod shaft rotates and is arranged in rotating shaft stopper slot, a guide rod in the middle of guide rod shaft stretches out the horizontal arc opening bottom rotating shaft stopper slot, be plugged in a guide rod stopper slot in auxiliary keyboard portion, guide rod shaft core is rigid posts, guide rod shaft core outer rim is provided with many grooves extended to a guide rod by leading rod vertically, groove is arranged separately along guide rod shaft circumference, a wire is furnished with in every bar groove, guide rod shaft core outer wrap has insulating sheath, guide rod shaft excircle separately be provided with multiple conducting ring, on leading rod, the mobile jib conducting ring of diverse location is connected with the wire front end in a groove respectively, wire rear end is connected with the pole conducting ring of diverse location on a guide rod respectively, the arc conductive contact film fitted with mobile jib conducting ring periphery is provided with at rotating shaft stopper slot internal fixtion, conductive contact film is connected with Master Keyboard circuit board by conductive contact, slide and crimp pole conducting ring in the conductive pole front end in auxiliary keyboard portion, conductive pole is electrically connected with auxiliary keyboard circuit board, the groove holding auxiliary keyboard portion is provided with at the bottom of Master Keyboard portion housing.

Horizontal arc opening bottom described rotating shaft stopper slot is semicircular arc opening.

Described insulation sleeve is provided with the groove for clamping conducting ring, is provided with the lug boss of communication conductive wire inside conducting ring.

Described conductive pole is arranged in the horizontal concrete chute of a guide rod stopper slot, and conductive pole rear portion is crimped with thrust spring and spring stop.

Be inner concave arc surface shape in the middle part of the ring wall of described pole conducting ring.

Insulation course is filled with in described guide rod shaft outer core and groove.

The good effect that the utility model has is: because the utility model passes through the auxiliary keyboard portion of T-shaped guide rod shaft connection Master Keyboard portion and both sides, guide rod shaft arranges wire by groove, wire two ends connect conducting ring, guide rod shaft can be played effect that the data conductor of keyboard is played again in rotating shaft effect, be connected with conducting ring respectively by the conductive pole arranging arc conductive contact film and auxiliary keyboard portion in Master Keyboard portion, ensure that the reliable contacts of electrode connection points, circuit all can be made to keep good UNICOM state when auxiliary keyboard portion is in stretching, extension and folded state, and by the connected structure of conductive pole with a guide rod shaft, enable auxiliary keyboard portion refolding after 180 degree rotate, the button in auxiliary keyboard portion is fastened and is hidden in Master Keyboard bottom groove, protection button is avoided impaired and is polluted, its dismounting, install and change very convenient, especially the collateral key panel with different keyboard layout can be changed, in order to adapt to different use needs.Therefore, the utility model is great operational facility for user brings, and it is combined as a whole by rotating shaft and button data line, compact conformation, and volume is little, portably uses conveniently, ensure that durability and the reliability of keyboard.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the utility model is further described.

Fig. 1 is one-piece construction schematic diagram of the present utility model;

Fig. 2 is decomposing state structural representation of the present utility model;

Fig. 3 is guide rod shaft structural representation of the present utility model;

Fig. 4 is that guide rod shaft of the present utility model installs decomposing state structural representation;

Fig. 5 is leading rod longitudinal sectional view;

Fig. 6 is the partial enlarged drawing in Master Keyboard portion of the present utility model;

Fig. 7 is the partial enlarged drawing in auxiliary keyboard portion of the present utility model;

Fig. 8 is the sectional structure schematic diagram of pole conducting ring of the present utility model;

Fig. 9 is the polycrystalline substance schematic diagram of the utility model keyboard body;

Figure 10 is the utility model auxiliary keyboard portion rollover states schematic diagram;

Figure 11 is the utility model folded state bottom schematic view;

Figure 12 is the utility model electrical schematic diagram.

In figure, sequence number illustrates: 1 Master Keyboard portion, 2 auxiliary keyboard portions, 3 Master Keyboard buttons, 4 upper covers, 5 inside right forward's keyboards, 6 inside right forward's keyboard cases, 7 guide rod stopper slots, 8 guide rod shafts, 9 rotating shaft stopper slots, 10 bottoms, 11 main circuit boards, 12 grooves, 13 data conductor, 14 inside left's keyboard cases, 15 inside left's keyboards, 16 leading rods, 17 guide rods, 18 conductive contacts, 19 conductive contact films, 20 mobile jib conducting rings, 21 wires, 22 guide rod shaft cores, 23 grooves, 24 insulation courses, 25 insulating sheaths, 26 draw-in grooves, 27 arc openings, 28 chutes, 29 conductive poles, 30 thrust springs, 31 spring stops, 32 pole conducting rings, 33 conductive bosses.

Embodiment

In order to make the utility model easy to understand, concrete structure of the present utility model is described in detail according to embodiment Fig. 1 ~ 9, as shown in Figure 1, a kind of modular folding keyboard, comprise the keyboard body be made up of the auxiliary keyboard portion of Master Keyboard portion 1 and both sides, as shown in Figure 2, Master Keyboard portion and auxiliary keyboard portion comprise corresponding keyboard separately, housing, circuit board and data conductor, be specially, Master Keyboard portion comprises Master Keyboard button 3, the Master Keyboard housing be made up of upper cover 4 and bottom 10, main circuit board 11 with for being connected main circuit board, the data conductor 13 of Master Keyboard button and external interface, auxiliary keyboard portion comprises left and right two parts, it comprises left and right auxiliary keyboard 15,5, form left and right auxiliary keyboard case 14,6 by upper cover and bottom, be also provided with corresponding circuit board and data conductor in auxiliary keyboard portion, the keyboard circuit in Master Keyboard portion and auxiliary keyboard portion is conventional setting.In Master Keyboard portion, housing two side ends is respectively arranged with rotating shaft stopper slot 9, and in rotating shaft stopper slot, be provided with laterally T-shaped guide rod shaft 8, in the middle part of auxiliary keyboard portion, horizontally set props up guide rod stopper slot 7.

As shown in Figures 3 and 4, rotating shaft stopper slot 9 forms by the lateral edges of Master Keyboard case top lid 4 and bottom 10 the rotating shaft stopper slot be interlocked, rotating shaft stopper slot bottom transverse arranges arc opening 27, guide rod shaft 8 is laterally T-shaped, it is formed by a guide rod 17 for cylindrical leading rod 16 and the integral connection in side therebetween, leading rod rotates and is arranged in rotating shaft stopper slot 9, and a guide rod 17 stretches out the horizontal arc opening 27 bottom rotating shaft stopper slot, is plugged in a guide rod stopper slot 7 in auxiliary keyboard portion.As shown in Figures 3 and 4, guide rod shaft core 22 is rigid posts, Hardmetal materials or carbon fiber insulating material can be adopted to make, guide rod shaft core 22 outer rim is provided with many grooves 23 extended to a guide rod by leading rod vertically, groove is arranged separately along guide rod shaft circumference, a wire 21 is furnished with in every bar groove, this wire can adopt the plain conductor with insulation sheath, preferred plan for fill insulation course 24 in guide rod shaft outer core and groove, insulation course can adopt pouring type manufacture, insulating sheath 25 is also enclosed with in guide rod shaft core outside, as shown in Fig. 3 to 6, guide rod shaft 8 excircle separately be provided with multiple conducting ring, conducting ring comprises mobile jib conducting ring 20 and pole conducting ring 32, on leading rod, the mobile jib conducting ring 20 of diverse location is connected with wire 21 front end in a groove respectively, wire rear end is connected with the pole conducting ring 32 of diverse location on a guide rod respectively, the arc conductive contact film 19 fitted with mobile jib conducting ring periphery is provided with at rotating shaft stopper slot 9 internal fixtion, this conductive contact film width is corresponding with conducting ring width, conductive contact film is connected with main circuit board 11 by data conductor and conductive contact 18, multiple conductive pole 29 is provided with in auxiliary keyboard portion, slide crimping pole conducting ring 32 in conductive pole front end, conductive pole is electrically connected with the circuit board in auxiliary keyboard portion, the main circuit board 11 in such Master Keyboard portion is connected with the circuit board in auxiliary keyboard portion by conductive contact film 19, mobile jib conducting ring 20, wire 21, pole conducting ring 32 and conductive pole 29 successively, forms the conductive path of keyboard.As shown in Figure 7, the groove 12 holding auxiliary keyboard portion is provided with at the bottom of Master Keyboard portion housing.

As further improvement, horizontal arc opening 27 bottom rotating shaft stopper slot 9 can adopt semicircular arc opening, can be formed propping up the spacing of guide rod upset like this, keep auxiliary keyboard portion when trailing and Master Keyboard portion at same plane, and can be connected to smoothly when folding in the groove 12 of Master Keyboard portion bottom.

As further improvement, insulating sheath 25 is provided with the draw-in groove for clamping conducting ring, form conductive bosses 33 at conducting ring medial surface, lug boss through insulation sleeve groove communication conductive wire, can adopt and arrange joint pin at conducting ring medial surface and form the conductive bosses be communicated with wire.

As further improvement, conductive pole 29 is arranged in the horizontal concrete chute 28 of a guide rod stopper slot 7, conductive pole rear portion is provided with thrust spring 30 and spring stop 31, this structure applies pressure by thrust spring to conductive pole, not only enable two electrode close contacts, prevent open circuit, and form the connected structure of elastic locking, easy disassembly.As shown in Figure 8, inner concave arc surface shape can also be formed as by the middle part of the ring wall of pole conducting ring 32, advantageously in contraposition clamping, improve the stability connected.

As shown in figs. 9 and 11, when receiving keyboard, first the auxiliary keyboard portion of both sides being rotated around a guide rod, then overturning downwards, fasten the groove putting into Master Keyboard portion bottom, reach folded state, need can complete according to above-mentioned opposite action when launching; Along a guide rod direction, outwards firmly can also extract auxiliary keyboard portion and change.As shown in figure 12, left redundant keypad portion can be arranged to direction keyboard, right redundant keypad portion is arranged to numeric keypad, inner directionkeys process chip and the numerical key process chip adopting routine, realizes the purpose of this utility model by such scheme.

Claims

1. a modular folding keyboard, it comprises: the keyboard body be made up of the auxiliary keyboard portion of Master Keyboard portion and both sides, each keypad portion includes corresponding keyboard, housing, circuit board and data conductor, it is characterized in that: in described Master Keyboard portion, housing two side ends is respectively arranged with rotating shaft stopper slot, laterally T-shaped guide rod shaft is provided with in rotating shaft stopper slot, the leading rod of guide rod shaft rotates and is arranged in rotating shaft stopper slot, a guide rod in the middle of guide rod shaft stretches out the horizontal arc opening bottom rotating shaft stopper slot, be plugged in a guide rod stopper slot in auxiliary keyboard portion, guide rod shaft core is rigid posts, guide rod shaft core outer rim is provided with many grooves extended to a guide rod by leading rod vertically, groove is arranged separately along guide rod shaft circumference, a wire is furnished with in every bar groove, guide rod shaft core outer wrap has insulating sheath, guide rod shaft excircle separately be provided with multiple conducting ring, on leading rod, the mobile jib conducting ring of diverse location is connected with the wire front end in a described groove respectively, wire rear end is connected with the pole conducting ring of diverse location on a guide rod respectively, the arc conductive contact film fitted with mobile jib conducting ring periphery is provided with at rotating shaft stopper slot internal fixtion, conductive contact film is connected with Master Keyboard circuit board by conductive contact, slide and crimp pole conducting ring in the conductive pole front end in auxiliary keyboard portion, conductive pole is electrically connected with auxiliary keyboard circuit board, the groove holding auxiliary keyboard portion is provided with at the bottom of Master Keyboard portion housing.

2. modular folding keyboard according to claim 1, is characterized in that: the horizontal arc opening bottom described rotating shaft stopper slot is semicircular arc opening.

3. modular folding keyboard according to claim 1, is characterized in that: described insulating sheath is provided with the draw-in groove for clamping conducting ring, is provided with the lug boss of communication conductive wire inside conducting ring.

4. modular folding keyboard according to claim 1, is characterized in that: be inner concave arc surface shape in the middle part of the ring wall of described pole conducting ring.

5. modular folding keyboard according to claim 1, is characterized in that: described conductive pole is arranged in the horizontal concrete chute of a guide rod stopper slot, and conductive pole rear portion is crimped with thrust spring and spring stop.

6. modular folding keyboard according to claim 1, is characterized in that: the outer wall of described guide rod shaft core is provided with insulation course.