KR102101083B1 - Fan Installable Computer Keyboard - Google Patents

Abstract

The present invention improves a computer keyboard that can be installed with a fan.
The present invention is limited to the upper body of the keyboard operator, so that a number of buttons are provided to allow the operator to obtain sufficient comfort by local heat, without blowing paper or paper on the desk like a general fan. The controller is disposed on the upper surface of the case and the buttons and the buttons provided inside the case are connected in a matrix, and a keyboard and a connector for connecting the controller and the computer are configured as a keyboard, and the bottom of the fan body installed behind the upper surface of the case of the keyboard This is provided by having a fastening means to be coupled and an auxiliary connector installed inside the fastening means to form an electrical connection with the bottom of the main body.
In this way, the present invention can be used as a keyboard during normal use, but when a fan is required, the fan body is coupled to the rear surface of the keyboard case, and local air is concentrated at a desired position higher than the user's chest at the upper surface of the case to obtain comfort. In addition, there is a useful effect that the paper or paper around the desk is not blown, so it can be conveniently used.

Description

Computer keyboard that can be installed on a fan {Fan Installable Computer Keyboard}

The present invention relates to a keyboard for a computer that can be equipped with a fan. In particular, it is possible to mount or remove a fan on one side of the keyboard, and a keyboard for a computer that can be equipped with a fan by allowing operation to be controlled using a keyboard. It is about.

Conventionally, a keyboard equipped with a blowing function has been proposed to give the computer a keyboard for blowing air to dry sweat secreted from fingers or palms in the course of using the keyboard, and a typical example is the Korean Utility Model Registration No. 20 -0307839 (name of the invention: a keyboard with a blower fan; hereinafter referred to as 'citation invention 1').

1 and 2, the switch 9 is attached to one side of the upper case 1 of the keyboard for inputting information as shown in FIGS. 1 and 2, and a blower fan is attached to the space of the lower plate 4, The blowing fan is provided by installing a regulator 42 that is installed on the left and right sides of the lower panel 4 of the keyboard and changes the voltage to a constant voltage from the cable 5 connected to the main body for the operation of the blowing fan.

In addition, the People's Republic of China Patent Application No. 201710853494 .1 (Name of the invention: a computer keyboard with an air blowing (air blowing) function; hereinafter referred to as 'citation invention 2'), which has been proposed, as shown in Figures 3 and 4 As shown, it includes a keyboard body, and the connecting wire is arranged at one end of the end of the keyboard body; The housing is arranged in the upper part of the front side of the keyboard body, and is embedded into the keyboard body. The fan is arranged symmetrically at the end of the housing and is electrically connected by connection via a conductor; The air outlet is formed at the front of the housing; The first switch and the second switch are arranged at the center of the front side of the housing; The receiving groove is fixedly arranged on one side of the housing; The air blower 11 is arranged on one side of the receiving groove, and the brush 13 is arranged on the other side of the receiving groove; The on-off switches 6 and 7 are arranged on one side of the air blower 11. With the adoption of a computer keyboard with an air blowing function, dust in the gap can be easily removed, and the sweat of the palm is prevented and the hands are cooled to enable hygienic use.

Therefore, the citation inventions 1 and 2 discussed above were made by incorporating a fan in the keyboard, and it was possible to obtain a function to prevent sweat of the fingers and palms.

On the other hand, the citation inventions 1 and 2 must be thin and installed on a keyboard having a horizontal plate shape, and must be blown with fingers and palms placed on the keyboard, so a fan (air blower) is installed horizontally and the keyboard is installed. It is structured to be forced to blow in the vertical direction.

Therefore, it is possible to suppress the sweating of the fingers and palm by citation inventions 1,2, but the wind rising vertically from the keyboard surface cannot be blown by the user's upper body or face at all, so the user is narrow. A separate fan is installed on one desk, and the fan is used while taking the inconvenience of paper or various papers from flying.

1. Republic of Korea Utility Model Registration No. 20-0307839 (Invention name: keyboard with a blower fan) 2.People's Republic of China Patent Application No. 201710853494 .1 (Invention name: Computer keyboard with air blowing function)

In order to solve this problem, the present invention allows a limited blower to a desired part of the upper body of the keyboard operator, thereby providing local heat to the area required by the operator without blowing papers or paper on the desk like a general fan. It is an object of the present invention to provide a computer keyboard capable of mounting a fan by obtaining desired comfort.

In order to achieve this object, the present invention comprises a plurality of buttons disposed on the upper surface of the case, a controller provided inside the case and the buttons connected in a matrix, and constitutes a keyboard with conductors and connectors for connecting the controller and the computer. However, it is installed on one end of the upper surface of the case of the keyboard, and is equipped with a fastening means to which the bottom of the fan main body is coupled, and a connection means that is installed inside the fastening means to make electrical connection with the bottom of the fan main body. Suggest a keyboard.

In this way, the present invention allows the keyboard user to connect the fan body to one end of the upper surface of the keyboard case when the need for the fan without causing any obstacle to the use of the keyboard. In addition, the user can obtain a comfortable feeling by intensively blowing air in the air, and there is no need to place a fan on a narrow desk.

In particular, the present invention has a useful effect that can be conveniently used because it can be blown only to the user without flying around documents or paper due to the technical feature of limiting the position of the fan installed on one end of the upper surface of the keyboard case.

In addition, the present invention has an effect of efficiently utilizing the limited space around the keyboard, which is always narrow, since there is no need to separately allocate space for the installation of the fan.

In addition, unlike the case of using a fan or a hand fan, the present invention utilizes the power of the keyboard, so the power line is suspended on a desk or a hand fan is required to be recharged at any time, or it is inconvenient to use during charging. Since there is no convenience of use,

Moreover, the present invention can easily control the operation of the fan or the intensity of the wind by simply operating the buttons and switches while using the keyboard. There is an advantage.

1 is an exploded perspective view illustrating the configuration of a keyboard with a conventional blower fan attached.
Figure 2 is a perspective view showing the appearance of the keyboard according to Figure 1;
3 is a plan view of a computer keyboard having a conventional air blowing function.
Fig. 4 is a bottom view of the keyboard according to Fig. 3;
Figure 5 is an exploded perspective view showing an embodiment of the fastening means according to the present invention capable of mounting and removing a fan in a computer keyboard.
Figure 6 is an overall perspective view showing a computer keyboard in a state equipped with a fan in the present invention shown in FIG.
7 is a side view showing a state in which a fan is mounted according to the present invention according to the embodiment shown in FIG. 5;
8 is a side view showing a state in which the fan of FIG. 7 is separated.
Figure 9 is an embodiment showing the electrical configuration of the keyboard according to the present invention.
10 is a partial perspective view showing a tilting state of the fan according to the present invention shown in FIG.
Figure 11 is a side view showing a state in which the angle of the fan is flipped in the present invention.
12 is a side cross-sectional view showing an embodiment provided with a chucking means in the embodiment of the present invention shown in FIG.
Figure 13 is a longitudinal sectional view illustrating a fastening state of the engagement means according to the present invention.
Figure 14 is a longitudinal sectional view illustrating a separation state of the engagement means according to the present invention.
15 is an exploded perspective view showing a fastening means and a connecting means according to another embodiment capable of mounting and removing a fan according to the present invention.
Figure 16 is an enlarged perspective view of the fastening means and the connecting means according to another embodiment shown in Figure 15.
Fig. 17 is a partially enlarged longitudinal sectional view showing the structure of the fastening means and the connecting means according to the present invention shown in Fig. 15;
18 is an exploded perspective view showing a fastening means and a connecting means according to another embodiment capable of mounting and removing a fan according to the present invention.
19 is a cross-sectional view of a main portion showing a engagement state of a fastening means and a connecting means according to another embodiment of the present invention shown in FIG. 18;

The embodiments of the present invention will be described in detail below so that those skilled in the art to which the present invention pertains can easily implement the present invention with reference to the accompanying drawings.

The overall appearance of specific embodiments according to the present invention is shown in FIGS. 5 and 6. As can be seen in this, the present invention is a plurality of buttons 102 are disposed on the upper surface of the case 101 and the controller 200 provided inside the case 101 and the buttons 102 are connected in a matrix In the keyboard 100 provided with a conductor 300 and a connector 301 for connecting the controller 200 and a computer (not shown),

Among the upper surface of the case 101 of the keyboard 100, a fastening means is installed at a rear side of the button 102 (a direction away from the keyboard user) so as to be in a standing state by being coupled with the lower end of the main body 403 of the fan 400. .

The fastening means of the case 101 may be a fastening jaw 103, and the lower end of the main body 403 of the fan 400 is used as shown in FIG. 7 and is used in combination. As the main body 403 of the fan 400 is stored separately, the fastening jaw 103, which is a kind of the fastening means, is coupled with the coupling part 404 and the shape and standard of the bottom of the main body 403 of the fan 400. Any shape can be used as long as it is matched, and the fastening means is provided with a cover that can be opened and closed to cover the fastening means when the electric fan 400 is separated, thereby protecting the auxiliary contactor 104 inside the fastening means from dust and moisture. Can protect.

In addition, the present invention is coupled to the coupling portion 404 of the lower end of the main body 403 of the fan 400, the upper surface of the case 101 (away from the keyboard user) 103 and the main body 403 at the same time ) It is provided by having a main body connector 405 and an auxiliary connector 104 as connection means for making electrical connection with the lower end. As in the above example, the main body connector 405 and the auxiliary connector 104 are USB type-A, Any one of B and C methods can be used.

In the present invention, power is supplied to the inside of the keyboard 100 by operating the button 102 by placing the keyboard 100 on the desk and coupling the connector 301 to the main body USB port of a computer (not shown). Accordingly, the controller 200 transmits the scan data corresponding to the operation state of the button 102 connected to the matrix to operate the computer according to the operation of the button 102, so that various operations are performed. In order to supply the operating power of the fan 401 by the connector 104, it is connected to the conductor 300 so that power is supplied from the USB port to the motor 402 of the fan 401 by the connector 301. You can.

In this embodiment, a separate switch 105 is installed on one side of the case 101 and the switch 105 is turned on by directly connecting both ends of the switch 105 between the motor 402 and the conductor 300. , It is possible to control the operation of the fan 401 by interrupting (斷續) the power supplied to the motor 402 according to the off.

In addition, the operation of the fan 400 may be controlled by operating the button 102 provided on the keyboard 100 without applying a separate switch 105.

To this end, in the present invention, a program is prepared so that predetermined data is output when the one or more buttons 102 are operated on the controller 200, mounted in the internal memory or the external memory of the controller 200, and the designated one or more buttons 102 By manipulating, the D / A converter 700 outputs an analog signal of a corresponding level, and accordingly, the step-up converter 600 is operated so that the motor 402 can be controlled.

Fig. 9 shows a typical example of the circuit for this. As shown in the present invention, the present invention relates to a microprocessor 700 for outputting an analog signal corresponding to data output when operating a button 102 designated for controlling the fan 400 in the controller 200, and the micro A digital POT (800) to which the D / A output output from the processor 700 is supplied, and a high voltage at a low voltage required to control the rotational speed of the motor 402 according to the variable resistance value of the digital POT 800 This is done by connecting a step up adjustable converter (600) that can supply voltage.

Accordingly, when the user operates one or more buttons 102 previously designated to operate the fan 400, the microprocessor 700 receiving the corresponding data is an analog value designated corresponding to digital data by continuous operation of the designated button. The output voltage is generated,

The analog voltage changes the resistance value of the output side of the digital POT 800, which becomes an input of the step-up converter 600, and a predetermined output voltage is output from the step-up converter 600.

Accordingly, the step-up converter 600 outputs a voltage corresponding to the D / A output voltage of the microprocessor 700, passes through the auxiliary contactor 104 and the main body connector 405, and then the motor 402 of the fan 400. ), The motor 402 rotates or stops at a speed corresponding to the button 102 operated by the user.

That is, when the output voltage of the step-up converter 600 is high due to the operation of the button 102 of the keyboard 100, the motor 402 rotates at a high speed and wind is strongly generated, and the step-up converter ( When the output voltage of 600) is low, the motor 402 rotates at a low speed, and the wind is weakly generated. When the output voltage of the step-up converter 600 is '0V', the operation of the motor 402 is stopped. It will be stopped. The embodiment shown in FIG. 9 is an example of a circuit that can be implemented and can be implemented as various types of circuits while maintaining technical characteristics.

As described above, when the existing keyboard 100 is used for general purpose, new data is generated by inevitably operating two or more buttons 102 of the keyboard 100 at the same time, and the new data is generated by the microprocessor 700. ) Is to be decoded to increase the rotational speed of the motor 402, decrease the rotational speed of the motor 402, and generate a D / A output corresponding to the stop of the motor 402. Of course.

In addition, in the present invention, when the keyboard 100 is newly designed and manufactured, the motor is added to the existing button on the keyboard so that an operation such as rotation or stop at the desired speed of the motor 402 is implemented by one button 102. The rotation speed increase button 102 of the 402, the rotation speed reduction button 102 of the motor 402, the stop button 102, etc. may be additionally provided, but in this case, an increase in manufacturing cost is inevitable and the volume of the keyboard May increase.

In addition, in the present invention, an embodiment in which the motor 402 is controlled by connecting the microprocessor 700, the digital POT 800, and the step-up converter 600 to the output of the controller 200 is described above. Of course, if necessary, various modifications can be implemented, such as manufacturing them as a single microcontrol unit to implement operations.

In addition, the microprocessor 700, the digital POT 800, and the step-up converter 600, which are the electrical components shown in FIG. 9, are appropriately disposed inside the case 101 or inside the main body 403 of the fan 400. Of course, it can be used by arrangement.

In addition, in the present invention, as shown in FIGS. 7 and 8, it can be used in an upright state by rotating around the central axis 107 so that the angles of the main body 403 and the fan 401 are at right angles. The fan 401 is centered around the central axis 107 so as to be upward, so that it can be directed toward the chest, neck, face, etc., so that it can be concentrated and blown to the required area.

In addition, although not shown in the present invention, the fan 401 is lowered about the central axis 107 and directed toward the hand, so that it can be conveniently used even for hyperhidrosis users who sweat a lot in their hands.

In addition, in the present invention, the form and size of the fastening jaw 103 as a fastening means installed at the rear center of the case 101 is a coupling part 404 at the bottom of the main body 403 with the fan 401 of the fan 400. ) It can be stably combined because it is made to conform to the shape and specification, and as shown in the embodiment of FIG. 12, one or more engaging means 500 between the fastening jaw 103 and the main body 403 of the fan 400 ).

As can be seen in FIGS. 13 and 14, which are enlarged views of this embodiment, the present invention specifically releases the button to be engaged or disengaged from the bite groove 106 provided inside the fastening jaw 103 of the case 101. (501) and the engaging projection (502) is provided, it may be a structure made by the release button 501 of the elasticity of the spring 503 to protrude around the lower end of the body (403).

That is, in the present invention, as shown in FIG. 13, the engaging projection 502 provided at the lower end of the release button 501 as the engaging means 500 is fitted with the engaging groove 106 of the spring 503. Since the elastically attached state is maintained, the fan 401 is firmly fixed to the rear surface of the case 101 of the keyboard 100 so that it can be conveniently used.

When the use of winter or the like is unnecessary, the spring 503 is compressed by pressing the release button 501 of the engagement means 500 and the engagement protrusion 502 is released from the engagement groove 106 and the fastening state is released. As it becomes detachable together, the fan 400 can be removed and stored for the next use.

In addition, in the present invention, in addition to the structures shown in FIGS. 13 and 14, it is needless to say that the engagement means 500 of various structures can be applied to the fastening jaw 103 and the coupling portion 404.

In addition, the present invention may be implemented in a form other than the form of the main body connector 405 or the auxiliary connector 104 in the form of a USB connection means for fastening means and power supply as shown in Figure 15 below.

That is, in the present invention, as shown in Fig. 15 and Fig. 16, which is an enlarged view, Fig. 15 and the fastening means for fastening or separating the main body 403 of the fan 400 and the case 101 of the keyboard 100 are shown. As shown in FIG. 16, which is an enlarged view, a round circumference 110 is installed at the rear center of the case 101, and an introduction part 111 and an inclined arc groove are formed around the top of the round circumference 110 ( 112).

In addition, the projection 410 is formed at the bottom of the main body 403 with the fan 401 of the fan 400, which is consistent with the specification of the introduction section 111 of the circumference 110, so that the projection 410 is introduced. As it is fitted through 111 and the body 403 is rotated by hand, the projection 410 rotates in the arc-shaped groove 112 of the inclined bar. At this time, the arc-shaped groove 112 is not formed horizontally, and is slightly As the body 403 is inclined downward, the protrusion 410 moving from the arc groove 112 is attempting to rotate horizontally, but the arc groove 112 is slightly downwardly sloped, so that it is near the end of the arc groove 112. With the forcing force, it is in a locked state in which it can no longer rotate because it cannot be rotated anymore. At this time, as the connecting means, two protrusion contacts 411 protruding downward to the bottom surface of the main body 403 with the fan 401 of the fan 400 are formed at the bottom surface of the central bottom surface of the circumference 110, 113 Since the electrical connection is made in engagement with the main body 403 equipped with the fan 401 of the fan 400, the electrical connection is completed simultaneously with fixing of the bite, and this state is illustrated in FIG. 17, and the switch 105 or keyboard It is as described above to control the rotation of the motor 402 by operating the button 102 of the (100).

Also, although not shown, the arc grooves 112 formed inside the circumference 110 of the rear center of the case 101 are changed into threaded grooves, and the body 403 with a fan 401 is provided around the lower circumference. It is also possible to form a serpentine protrusion so that it can be rotated in a screwed manner to be combined or removed, and the illustration of this method is omitted.

In addition, the present invention may also allow the main body 403 having the fan 401 of the fan 400 to be coupled or detached in a sliding manner in the rear center of the case 101 of the keyboard 100.

18 shows this representative example. In this embodiment of the invention

The indentation groove 121 is provided as the fastening means, and protrudes and forms a symmetrical inwardly engaging jaw 120, and the inwardly engaging jaw is at the bottom of the main body 403 having a fan 401 of the fan 400. A concave concave portion 420 concave in the shape of 120 is provided to be coupled and separated by a sliding method, and the main body 403 having an inwardly engaging jaw 120 of the fastening means and the fan 401 is provided. Sliding contacts (122, 421) as connecting means are installed on both sides of the lower end, respectively, so that they are folded according to sliding.

According to this embodiment, the lower end of the main body 403 on the inward chuck 120 is slid by sliding the lower end of the main body 403 with the fan 401 of the fan 400 in a separated state as shown in FIG. When the 420 is fitted, the electrical contact is completed because the sliding contact 421 on both sides of the lower end of the main body 403 contacts the sliding contact 122 inside the inwardly engaging jaw 120, and the state shown in FIG. 19 is completed, and the switch 105 ) Or the button 102 of the keyboard 100 to control the rotation of the fan 401 is as described above.

In addition, the fan 400 may be a small fan 400 having a radius of rotation of the fan blades of 10 cm or less, and may be a fan 400 that generates wind without fan blades.

In the above, the technical idea of the present invention has been described together with the accompanying drawings, but this is an exemplary description of the best embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art By using various structures that can be combined and separated from the main body of the case with the fan at the center of the rear of the keyboard and the fan, and various elements that can be electrically contacted and separated, it is possible for anyone to depart from the scope of the technical idea of the present invention. It is obvious that modifications and imitation are possible, and such modifications and imitations are included in the scope of the technical idea of the present invention.

100: keyboard 101: case 102: button
103: fastening jaw 104: auxiliary connector 105: switch
106: engaging groove 107: central axis 110: circumference
111: introduction 112: arc grooves 113: lower contact
120: inward engaging jaw 121: recess groove 122: sliding contact
200: controller 300: conductor 301: connector
400: fan 401: fan 402: motor
403: main body 404: coupling part 405: main body connector
410: protrusion 411: protrusion contact 420: recess
421: sliding contact 500: engaging means 501: release button
502: Cog projection 503: Spring 600: Step-up converter
700: microprocessor 800: digital POT

Claims (7)

A keyboard in which a plurality of buttons are disposed on the upper surface of the case, a controller provided inside the case and the buttons are connected in a matrix, and a conductor and a connector for connecting the controller and the computer are configured.
It is formed at one end of the upper surface of the case of the keyboard is provided with a fastening means coupled to the lower end of the fan body equipped with a motor, and a connection means installed inside the fastening means and making electrical connection with the lower end of the fan body,
The fastening means is provided with one or more engaging means between the fastening jaw and the fan body, a computer keyboard that can be mounted on a fan. delete delete According to claim 1,
The engaging means is a fastening jaw and release button and a spring, and a computer keyboard capable of mounting a fan characterized in that it consists of a engaging groove to which the engaging projection is coupled or separated. A keyboard in which a plurality of buttons are disposed on the upper surface of the case, a controller provided inside the case and the buttons are connected in a matrix, and a conductor and a connector for connecting the controller and the computer are configured.
It is formed at one end of the upper surface of the case of the keyboard is provided with a fastening means coupled to the lower end of the fan body equipped with a motor, and a connection means installed inside the fastening means and making electrical connection with the lower end of the fan body,
The fastening means is provided with an introduction portion and an inclined arc-shaped groove on a round circumference,
At the bottom of the main body of the fan, there are projections that conform to the specifications of the introduction part and are coupled and fixed to the inclined arc groove, and each of the two contact points is provided at the bottom center of the round chin and the bottom bottom of the main body of the fan. Keyboard for computer that can be attached to the fan. A keyboard in which a plurality of buttons are disposed on the upper surface of the case, a controller provided inside the case and the buttons are connected in a matrix, and a conductor and a connector for connecting the controller and the computer are configured.
It is formed at one end of the upper surface of the case of the keyboard is provided with a fastening means coupled to the lower end of the fan body equipped with a motor, and a connection means installed inside the fastening means and making electrical connection with the lower end of the fan body,
The fastening means is provided with a concave groove, a symmetrical inwardly engaging jaw protrudes and is formed, and a concave inlet concave in the shape of the inwardly engaging jaw is provided at the bottom of the fan body to be combined and separated by a sliding method. , A computer keyboard for mounting a fan, characterized in that sliding recesses are projected on both sides of the indentation groove inside the inwardly engaging jaw of the fastening means and at the lower sides of the main body of the fan to be folded according to sliding.
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