CN2548196Y - Keyboard with liquid-discharge function - Google Patents

Abstract

The utility model discloses a key board with a liquid elimination function. The utility model is provided with buttons, an upper cover, an elastic touch cap, three layers of circuit film, a circuit board and a lower cover in turns from top to bottom. Wherein, the buttons are respectively embedded in grooves which are arranged on the upper cover. The front end of each groove is provided with a corresponding water discharge hole which runs through the bottom of the upper cover. And the water discharge hole is connected to a water discharge channel below which communicates with the water discharge hole. The lower cover is provided with a liquid collection groove which is provided with a water discharge via. When the liquid splashes onto the keyboard, the liquid can join in the liquid collection groove along the water discharge hole, which is arranged in the formed groove on the upper cover, and the water discharge channel, and is discharged by the water discharge via. The utility model is simple-structured, convenient and practical.

Description

Tool is got rid of the keyboard of liquid functional

Technical field

The utility model relates to computer peripheral device, refers to a kind of computor-keyboard structure of getting rid of liquid functional that has especially.

Background technology

At present, the keyboard as computer transmission information has become the important peripheral equipment of computer, if there is not keyboard, information just is difficult in the input computer, and computer also just can't be given its corresponding peripheral equipment by transmission command, makes its normal operation.

Along with popularizing and development of science and technology, the more and more wider model of computer applications has become quite practical commodity, becomes people's imperative equipment of handling official business, and simultaneously, along with the variation of people's work habit, people also have higher requirement to the performance of keyboard.For example, ponder a problem before often people's custom of use computer is sitting in computer, have a drink, picture tea, coffee etc., for this reason, just produced other problem, get used to the personage of computer work frequent because have tea, beverages such as coffee cause liquid to splash on the keyboard of computer, damage keyboard, therefore for fear of the generation of the problems referred to above, the keyboard that the tool drain function of No. 236428 bulletin in Taiwan has been arranged, in order to get rid of liquid such as the tea that splashes in the operation on the surface of keyboard or coffee, the structure that is disclosed in this patent mainly is to reach in keyboard loam cake bottom surface to cover down to be provided with a plurality of mutual corresponding drainage channel and through holes that are communicated with, and inserts the liquid in the liquid-collecting box of lower cover bottom setting, still by means of drainage channel and through hole, this structural design scheme complexity is given and is made and assemble and all make troubles.

Other has No. 99205203.3 described waterproff keyboard patents of patent of China.As shown in Figure 1, this patent mainly is to go up integrated groove 11 ' front end at keyboard loam cake 10 ' to offer corresponding osculum 12 ', these osculums 12 ' also are provided with the drainage channel 13 ' that communicates with it downwards, keyboard lower cover 20 ' the corresponding drainage channel 13 ' is provided with several and its sleeve 21 ' one to one, form a through hole 22 ' in each sleeve 21 ', every drainage channel 13 ' correspondence is inserted in the through hole 22 ' of sleeve 21 ', thereby form the passage that to get rid of the perforation of liquid, but this structure lower cover 20 ' is because of being provided with the sleeve 21 ' of tool through hole 22 ', and drainage channel 13 ' connects with through hole 22 ' again, increased the difficulty of making, cost is higher.

Summary of the invention

The purpose of this utility model is exactly that all keyboard structures of the liquid functional of tool eliminating simply and easily of a kind of manufacturing, assembling will be provided at the problems referred to above.

The utility model is achieved in that

A kind of tool is got rid of the keyboard of liquid functional, it is provided with button, loam cake, elasticity from top to bottom in regular turn and touches cap, three layers of circuit film, circuit board and lower cover, wherein button is embedded respectively last and covers in the groove of offering, the front end of each groove offers corresponding osculum, this osculum runs through the bottom of loam cake, and osculum also is connected with the drainage channel that communicates with it downwards, is covered with intercepting basin under it is characterized in that and is provided with drainage hole in this intercepting basin.

The one-body molded trench drain that connection is arranged of the upper surface of described groove, and this trench drain is communicated with drainage channel.

Intercepting basin can be located in the groove that the lower cover interior forward end is shaped to strip, can establish the gradient of tool under being tilted at the middle part of this strip intercepting basin along both ends simultaneously, and drainage hole is located at the two ends of strip groove.

Described intercepting basin also can be the annular groove that communicates of lower cover internal edge moulding.

It is horizontal to be provided with retaining between the row's of covering button groove of living in and following row's button groove of living on described, and in the horizontal bottom of retaining perforation is set.

By said structure as can be known, spatter when liquid is arranged on the surface of keyboard described in the utility model, can flow into naturally and cover in the groove of offering, and borrow the degree of tilt that cap surface had on the keyboard to flow in the intercepting basin along osculum in the groove and drainage channel, discharge by the through hole of establishing tool on the intercepting basin again, simple in structure, practical, be convenient to make assembling.

In addition, the trench drain of moulding on the groove surfaces, can be at the keyboard upper surface under the flat or rough situation, can guide in the osculum of current physical features lower in groove and compile, can quicken the eliminating of liquid, the keyboard loam cake is arranged the perforation that the horizontal bottom of retaining between the residing groove of button is provided with up and down, and the flow of liquid that the bootable row of going up accumulates is row's key zone extremely down, and the osculum place in descending most row's button place groove is until discharging keyboard.Hence one can see that, and the liquid that accumulates in each grooved area of keyboard loam cake described in the utility model all can all be got rid of, and structure is more convenient, practical than commonly using.

Description of drawings

Fig. 1 is existing draining keyboard structure synoptic diagram,

Fig. 2 is a three-dimensional exploded view of the present utility model,

Fig. 3 is an assembled sectional view of the present utility model,

Fig. 4 is an A place cutaway view Amplified image among Fig. 2,

Fig. 5 is a B place enlarged drawing among Fig. 2,

Fig. 6 is a C place enlarged drawing among Fig. 2,

Fig. 7 is a D place enlarged drawing among Fig. 2.

Among the figure, 10 is loam cake, and 11 is button, and 12 touch cap for elasticity, and 13 is three layers of circuit film, and 14 is circuit board, 15 is groove, and 151 is the trench drain, and 152 are perforation, and 16 is keyseat, and 17 is osculum, 18 is drainage channel, and 19 is horizontal for retaining, and 20 is lower cover, and 21 is intercepting basin, and 22 is drainage hole.

Embodiment

At first, consult shown in Figure 2ly, tool described in the utility model is got rid of the keyboard of liquid functional, and it is provided with several buttons 11, a loam cake 10, an amount of elasticity from top to bottom in regular turn and touches cap 12, three layers of circuit film 13, a circuit board 14 and lower cover 20.

During use, push certain button 11, promptly touching the elasticity of being made by silica gel its lower end, to touch cap 12 downward, and then touch three layers of circuit film 13 of logical its below, forms the circuit of a conducting.Because the input/output terminal I/O of three layers of circuit film 13 is connected with circuit board 14, the key of operator presses can be transferred to host computer, thereby be convenient to user's observations on display.This structure is well known in the prior art, so no longer it is described in detail.

The structure that can get rid of liquid functional in the keyboard described in the utility model, as shown in Figure 3, loam cake 10 distributes according to button 11 regions and offers an amount of groove 15, button 11 is fastened on the groove 15 interior integrated keyseaves 16, the front end of groove 15 forms a certain amount of osculum 17, these osculums 17 penetrate keyboard loam cake 10, and connect downwards in its bottom one with the drainage channel 18 of its perforation, this drainage channel 18 can be stretched the intercepting basin 21 that places lower cover 20, shown in Fig. 4,5, be provided with drainage hole 22 in the intercepting basin 21.

When liquid splashes surface of keyboard, liquid naturally can be owing to the reason of gravity flow in the groove 15 on the loam cake 10, and rely on the degree of tilt that keyboard had to be converged downwards to the lowest part of groove 15, be osculum 17 places that its front end is offered, drainage channel 18 until 17 times extensions of osculum, and then flow in the intercepting basin 21 of lower cover 20, discharge along the drainage hole of offering in the intercepting basin 21 22 at last.Hence one can see that, and described in the utility model being configured in when getting rid of liquid need not to commonly use and establish the complicated liquid-collecting box of assembling in the structure in addition or make complicated sleeve, and can promptly get rid of liquid on the keyboard, its manufacturing, assembling are simple and convenient, production efficiency height, and reduced production cost.

Consult enlarged drawing shown in Figure 6 again, trench drain 151 in the one-body molded connection of groove 15 upper surfaces of keyboard loam cake 10, and this trench drain 151 is communicated with osculum 17, can be along the trench drain 151 flow into osculums 17 places so that splash liquid on the surface of keyboard, and enter in the drainage channel 18 of its lower end.Therefore, even the degree of tilt of surface of keyboard is less or the upper surface of groove 15 is uneven, still successfully guiding liquids compiles towards osculum 17 places, in order to the eliminating of liquid.

Intercepting basin 21 can be located at the interior forward end (being least significant end) of lower cover 20, is generally the arm end by the operator, and the cross section is the strip groove of ∪ type.Establish simultaneously tool one along both ends and be tilted to the gradient down, and drainage hole 22 is located at the two ends of strip intercepting basin 21, can promptly direct the flow of liquid either into drainage hole 22 places in stage casing, intercepting basin 21 bottom, thus the discharge keyboard.In addition, intercepting basin 21 is also plastic in lower cover 20 internal edges, forms the grooved area (paint among the figure and do not show) that a ring-type communicates, to hold more liquid.

In addition,, make to be positioned at when arranging key zone inner product liquid storage body on the keyboard downward drainage channel can't be set, cause liquid to get rid of because of present keyboard loam cake 10 belows are provided with three layers of circuit film 13.So the utility model is established an embodiment, as shown in Figure 7 in addition, mainly be the horizontal perforation 152 of break-through retaining to be set in the groove 15A district at row's button place on the loam cake 10 and horizontal 19 bottoms of retaining that form between the row groove 15B district, button place down, like this, the liquid that splashes on the keyboard row's key zone can flow through perforation 152 under arrange button place groove area, until osculum 17 places, discharge along the drainage hole 22 of establishing tool in the intercepting basin 21 again, thereby make that covering the liquid that accumulates on the keyboard is all got rid of, the product of commonly using are more practical.

Claims (6)

1. tool is got rid of the keyboard of liquid functional, it is provided with button from top to bottom in regular turn, loam cake, elasticity are touched cap, three layers of circuit film, circuit board and lower cover, wherein button is embedded respectively last and covers in the groove of offering, the front end of each groove offers corresponding osculum, and this osculum runs through the bottom of loam cake, and osculum also is connected with the drainage channel that communicates with it downwards, be covered with an intercepting basin under it is characterized in that, and in this intercepting basin, be provided with drainage hole.

2. tool as claimed in claim 1 is got rid of the keyboard of liquid functional, it is characterized in that the one-body molded trench drain that connection is arranged of upper surface of described groove, and this trench drain is communicated with drainage channel.

3. tool as claimed in claim 1 is got rid of the keyboard of liquid functional, it is characterized in that intercepting basin is the strip groove of lower cover interior forward end moulding.

4. tool as claimed in claim 3 is got rid of the keyboard of liquid functional, it is characterized in that strip intercepting basin middle part establishes the gradient of tool under being tilted to along both ends, and drainage hole is located at the two ends of strip groove.

5. tool as claimed in claim 1 is got rid of the keyboard of liquid functional, it is characterized in that intercepting basin is the annular groove that communicates of lower cover internal edge moulding.

6. tool as claimed in claim 1 is got rid of the keyboard of liquid functional, it is characterized in that the row's of covering button groove of living in and is provided with the retaining horizontal stroke down between row's button groove of living in, and in the horizontal bottom of retaining perforation is set.

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