Computer keyboard with calculator function

Abstract

The utility model relates to the technical field of multifunctional keyboards, and discloses a computer keyboard with a calculator function, which comprises a top shell, a bottom shell is mounted at the bottom of the top shell, a circuit board is mounted in an inner cavity of the top shell, an alphabetic keyboard is mounted at the top of the circuit board, and a calculator is mounted in the alphabetic keyboard. A numeric keyboard is arranged on the right side of the alphabetic keyboard, a display screen is arranged above the numeric keyboard, and the circuit board is electrically connected with the display screen. The keyboard is lifted, then fingers are placed at the tooth grooves for pressing, then a moving block is pulled outwards, the moving block drives a pressing plate to move, the pressing plate protrudes out of a mounting frame, then paper is placed below the pressing plate, then the pressing plate is pressed, the paper is torn from the right side to the left side, and at the moment, the paper can be cut; meanwhile, the scale marks on the pressing plate can be used for measuring paper, so that the keyboard has various functions and is flexible to use.

Description

Technical Field

[0001] The utility model relates to the technical field of multifunctional keyboards, in particular to a computer keyboard with a calculator function. Background Art

[0002] A keyboard is a device for inputting instructions and data to operate computer equipment. It also refers to a set of function keys that are arranged by the system to operate a machine or equipment. The keyboard is the most commonly used and most important input device. English letters, Chinese characters, numbers, punctuation marks, etc. can be input into the computer through the keyboard, so as to issue commands to the computer, input data, etc. There are also some keyboards with various shortcut keys. As time goes by, independent products with various shortcut functions are gradually sold separately on the market, and come with dedicated drivers and setting software, which can also realize personalized operations on compatible machines.

[0003] Today's accounting industry requires the use of keyboards and calculators at work. When the keyboard and calculator are placed on the desktop at the same time, the desktop will become very messy. Therefore, we invented a computer keyboard with a calculator function. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a computer keyboard with a calculator function, which has the advantages of strong practicability and multiple functions, and solves the problems raised by the above-mentioned background technology.

[0005] The utility model provides the following technical solution: a computer keyboard with calculator function, comprising a top shell, a bottom shell is installed at the bottom of the top shell, a circuit board is installed in the inner cavity of the top shell, an alphabetical keyboard is installed on the top of the circuit board, a numeric keyboard is arranged on the right side of the alphabetical keyboard, a display screen is arranged above the numeric keyboard, and the circuit board is electrically connected to the display screen.

[0006] As a preferred technical solution of the present utility model, the numeric keyboard includes a switch key, and the switch key is located in the upper left corner of the numeric keyboard.

[0007] As a preferred technical solution of the utility model, a battery compartment is installed on the top of the bottom shell, a square groove is opened at the bottom of the bottom shell, and a cover body is clamped on the inner wall of the square groove.

[0008] As a preferred technical solution of the utility model, the bottom of the bottom shell is fixedly equipped with a mounting frame, the outer edge of the mounting frame is provided with a long hole, the inner sides of the two ends of the long hole are slidably connected with a moving block, and the bottom of the moving block is fixedly equipped with a pressure plate.

[0009] As a preferred technical solution of the utility model, tooth grooves are provided at both ends of the moving block, and the outer edge of the moving block and the outer edge of the mounting frame are in the same plane.

[0010] As a preferred technical solution of the utility model, the top of the pressing plate is engraved with scale lines, and the bottom of the pressing plate and the bottom of the mounting frame are in the same plane.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The computer keyboard with calculator function is powered by two AAA batteries in the battery compartment. By pressing the numeric keypad, the calculated data is displayed on the display screen. When the computer is turned on, the calculator mode and the digital input mode can be switched by pressing the switch key, thereby solving the problem that the current accounting industry needs to use a keyboard and a calculator at work. When the keyboard and the calculator are placed on the desktop at the same time, the desktop will be very messy.

[0013] 2. The computer keyboard with calculator function is operated by lifting the keyboard, placing fingers on the tooth grooves to press, and then pulling the moving block outward. The moving block drives the pressure plate to move, and the pressure plate protrudes out of the mounting frame. Then, paper is placed under the pressure plate, and then the pressure plate is pressed to tear the paper from the right to the left. At this time, the paper can be cut, and the scale lines on the pressure plate can be used to measure the paper, making the keyboard versatile and flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the top three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the bottom three-dimensional structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the pressure plate position of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the utility model.

[0018] In the figure: 1. top shell; 2. bottom shell; 3. battery compartment; 4. square groove; 5. cover; 6. circuit board; 7. letter keyboard; 8. numeric keyboard; 81. switch key; 9. display screen; 10. mounting frame; 11. long hole; 12. moving block; 13. tooth groove; 14. pressure plate; 15. scale line. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 A computer keyboard with calculator function includes a top shell 1, a bottom shell 2 is installed at the bottom of the top shell 1, a circuit board 6 is installed in the inner cavity of the top shell 1, an alphabetical keyboard 7 is installed on the top of the circuit board 6, a numeric keyboard 8 is provided on the right side of the alphabetical keyboard 7, a display screen 9 is provided above the numeric keyboard 8, the circuit board 6 is electrically connected to the display screen 9, when the computer is turned off, the keyboard automatically switches to a calculator for use, the required number for calculation is pressed on the numeric keyboard 8, the number is processed by the circuit board 6, and the processed result is then displayed on the display screen 9, so that the calculator and keyboard can be combined, which can effectively save desktop space and improve the practicality of the keyboard.

[0021] In a preferred embodiment, the numeric keypad 8 includes a switch key 81, which is located at the upper left corner of the numeric keypad 8. When the computer is turned on, the numeric keypad 8 is switched to a calculator mode by pressing the switch key 81, at which time calculations can be performed. When the calculator mode is not in use, the switch key 81 is pressed again to switch to the digital input mode, thereby improving the flexibility of the device.

[0022] In a preferred embodiment, a battery compartment 3 is installed on the top of the bottom shell 2, and a square groove 4 is opened at the bottom of the bottom shell 2. The inner wall of the square groove 4 is clamped with a cover body 5. Through the setting of the battery compartment 3, when the computer is turned off and the keyboard is in a powerless state, the two AAA batteries in the battery compartment 3 are used for power supply, so that the function of a calculator can be realized even when the computer is turned off, thereby improving the flexibility of the device. When the battery needs to be replaced, the cover body 5 is pried open, and then the two AAA batteries in the battery compartment 3 are removed and replaced.

[0023] In a preferred embodiment, the bottom of the bottom shell 2 is fixedly equipped with a mounting frame 10, and a long hole 11 is opened on the outer edge of the mounting frame 10. Moving blocks 12 are internally slidably connected at both ends of the long hole 11. A pressure plate 14 is fixedly equipped at the bottom of the moving block 12. By moving the moving block 12, the moving block 12 drives the pressure plate 14 to move, so that the pressure plate 14 protrudes from the mounting frame 10. At this time, the pressure plate 14 can be used. The pressure plate 14 can press the paper to facilitate the user to cut the paper. At the same time, the pressure plate 14 can also be used to draw lines on the paper, thereby improving the versatility of the keyboard.

[0024] In a preferred embodiment, both ends of the moving block 12 are provided with tooth grooves 13, and the outer edge of the moving block 12 is in the same plane as the outer edge of the mounting frame 10. By utilizing the setting of the tooth grooves 13, when the user needs to extend the pressure plate 14, the user presses the finger on the position of the tooth groove 13, and the finger will be embedded in the tooth groove 13. At this time, there will be no slipping between the finger and the moving block 12, and the moving block 12 will not protrude from the mounting frame 10, so that the appearance of the device is neater and the aesthetics of the device is improved.

[0025] In a preferred embodiment, scale lines 15 are engraved on the top of the pressing plate 14, and the bottom of the pressing plate 14 is in the same plane as the bottom of the mounting frame 10. The setting of the scale lines 15 allows the user to measure and draw lines on the paper, so that the user can cut the paper to the required size, thereby improving the flexibility of the device.

[0026] Working principle, when in use, when the computer is in the off state, it is powered by two AAA batteries in the battery compartment 3. At this time, by pressing the numeric keypad 8, the calculated data is displayed on the display screen 9. When the computer is in the on state, the calculator mode and the digital input mode can be switched by pressing the switch key 81. When the user needs to cut the paper, the keyboard is lifted at this time, and then the finger is placed on the tooth groove 13 to press, and then the moving block 12 is pulled outward, and the moving block 12 drives the pressure plate 14 to move, and the pressure plate 14 protrudes from the mounting frame 10, and then the paper is placed under the pressure plate 14, and then the pressure plate 14 is pressed to tear the paper from the right to the left. At this time, the paper can be cut.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A computer keyboard with calculator function, comprising a top housing (1), characterized in that: A bottom shell (2) is installed at the bottom of the top shell (1), a circuit board (6) is installed in the inner cavity of the top shell (1), an alphabetic keyboard (7) is installed on the top of the circuit board (6), a numeric keyboard (8) is arranged on the right side of the alphabetic keyboard (7), a display screen (9) is arranged above the numeric keyboard (8), and the circuit board (6) is electrically connected to the display screen (9).

2. A computer keyboard with calculator function according to claim 1, characterized in that: The numeric keyboard (8) comprises a switch key (81), and the switch key (81) is located at the upper left corner of the numeric keyboard (8).

3. A computer keyboard with calculator function according to claim 1, characterized in that: A battery compartment (3) is installed on the top of the bottom shell (2), a square groove (4) is provided at the bottom of the bottom shell (2), and a cover body (5) is clamped on the inner wall of the square groove (4).

4. A computer keyboard with calculator function according to claim 1, characterized in that: The bottom of the bottom shell (2) is fixedly equipped with a mounting frame (10), the outer edge of the mounting frame (10) is provided with a long hole (11), the two ends of the long hole (11) are internally slidably connected with a moving block (12), and the bottom of the moving block (12) is fixedly equipped with a pressing plate (14).

5. A computer keyboard with calculator function according to claim 4, characterized in that: Tooth grooves (13) are provided at both ends of the moving block (12), and the outer edge of the moving block (12) and the outer edge of the mounting frame (10) are in the same plane.

6. A computer keyboard with calculator function according to claim 4, characterized in that: The top of the pressing plate (14) is engraved with a scale line (15), and the bottom of the pressing plate (14) is in the same plane as the bottom of the mounting frame (10).

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