CN203611596U

CN203611596U - Calculation pen

Info

Publication number: CN203611596U
Application number: CN201320744459.3U
Authority: CN
Inventors: 彭志坚
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-11-22
Filing date: 2013-11-22
Publication date: 2014-05-28
Anticipated expiration: 2023-11-22

Abstract

The utility model relates to a calculation pen. The calculation pen comprises a pen point, a pen holder, a pen refill, an inductor, a spring and a circuit board. The pen point is installed at the front end of the pen holder, the pen refill, the inductor, the spring and the circuit board are all installed in the pen holder, the close matching position of the pen refill and the pen holder forms a supporting point, and the pen point at the front end of the pen refill extends outside the pen point, the spring is sleeved with the inductor, one end of the spring is fixedly installed inside a tail cavity formed in the rear end of the pen refill, the other end of the spring is connected with the circuit board, a microprocessor is arranged on the circuit board, the input end of the microprocessor is connected with the output end of the inductor, and the output end of the microprocessor is electrically connected with a displayer and a loudspeaker which are installed in the pen holder respectively. Equations can be written by the calculation pen to acquire results in a concise and visual mode.

Description

Calculating pen

Technical field

The utility model relates to a kind of mathematical computations instrument, is specifically related to a kind ofly can automatically identify Arabic numerals and the formula that user writes, and can automatically provides the calculating pen of result.

Background technology

In daily life, people usually need to calculate some data.Specifically, need to be first on paper, write out some formulas with pen, then calculate result with computational tool, still, both lose time like this, increase again the probability of making a mistake.

Summary of the invention

For the deficiencies in the prior art, the utility model provides calculating pen, the mathematics formula that it can directly be write according to pen, and result of calculation automatically, and by loudspeaker and display Output rusults.

For achieving the above object, the utility model adopts following technical scheme:

Calculating pen, it comprises nib, pen container, pen core, inductor, spring and circuit board, wherein, nib is installed on the front end of pen container, pen core, inductor, spring and circuit board are all installed in pen container, the nib that on described pen core, a fixedly sleeved fulcrum and pen core front end are provided with extends to written outside, inductor is placed on spring, one end of spring is fixedly installed in the afterbody cavity that pen core rear end is provided with, its other end is connected with circuit board, described circuit board is provided with a microprocessor, the input of described microprocessor is connected with the output of inductor, the output of described microprocessor is electrically connected respectively with the display and the loudspeaker that are installed in pen container.

Described inductor comprises annular support member, the inner periphery of described support member is provided with equally distributed multiple contact, the upside of support member is provided with the divider resistance equating with number of contacts, and described contact is electrically connected by its corresponding divider resistance and microprocessor.

Described pen container is provided with phonate hole, and described phonate hole correspondence is arranged at a side of loudspeaker.

The outer surface of described pen container is fixedly connected with a hook.

The outer surface of described pen container is further provided with a function key, and described function key and microprocessor are electrically connected.

Described calculating pen further comprises power module, described power module comprises charging circuit and battery, be provided with a charge port in the upper end of pen container, described charge port is electrically connected by charging circuit and battery, described battery 42 is also powered for inductor 5, circuit board 6, display 11 and loudspeaker 7, and described charging circuit is arranged on circuit board.

A kind of calculating pen that the utility model is set forth, compared with prior art, its beneficial effect is:

1, the formula that directly writes with a pen, just goes out result, succinct, directly perceived.

2, avoid loaded down with trivial details button typing, for user increases work efficiency.

3, volume is little, light and handy, is easy to carry.

4, dual-use function, both can be used as computational tool, also can be used as common writing.

Accompanying drawing explanation

Accompanying drawing 1 is the wherein structural representation of a direction of the utility model calculating pen;

Accompanying drawing 2 is the structural representation of the utility model calculating pen other direction;

Accompanying drawing 3 is the decomposing schematic representation of the utility model calculating pen;

The structural representation that accompanying drawing 4 is inductor;

Accompanying drawing 5 is the operation principle schematic diagram of the utility model calculating pen;

Accompanying drawing 6-7 is the fit structure schematic diagram of inductor and spring;

Accompanying drawing 8 is the circuit theory diagrams of the utility model calculating pen.

Wherein: 1, nib; 2, pen container; 3, function key; 4, charge port; 40, power module; 41, charging circuit; 42, battery; 5, inductor; 51, contact; 52, divider resistance; 53, support member; 6, circuit board; 61, microprocessor; 7, loudspeaker; 8, pen core; 81, fulcrum; 82, nib; 83, afterbody cavity; 9, phonate hole; 10, spring; 11, display; 12, hook.

The specific embodiment

Below, by reference to the accompanying drawings and the specific embodiment, calculating pen of the present utility model is described further, understands the utility model technological thought required for protection so that clearer.

Please refer to shown in Fig. 1-3, calculating pen, it comprises nib 1, pen container 2, pen core 8, inductor 5, spring 10 and circuit board 6, wherein, nib 1 is installed on the front end of pen container 2, pen container 2 is for fixing all spare and accessory parts, pen core 8 is hollow pipe, it is contained in the center of pen container 2, inductor 5, spring 10 and circuit board 6 are all installed in pen container 2, pen core 8 forms a fulcrum 81 with pen container 2 close-fitting places, and the nib 82 that pen core 8 front ends are provided with penetrates in nib 1 centre bore and extends to the outside of nib 1, nib 82 diameters are slightly less than the centre bore of nib 1, allow it have a little activity space, inductor 5 is placed on spring, one end of spring 10 is fixedly installed in the afterbody cavity 83 that pen core 8 rear ends are provided with, its other end is connected by wire with circuit board 6, circuit board 6 is provided with a microprocessor 61, the input of microprocessor 61 is connected with the output of inductor 5, the output of microprocessor 61 is electrically connected respectively with the display 11 and the loudspeaker 7 that are installed in pen container 2.

Pen container 2 is provided with phonate hole 9, and phonate hole 9 correspondences are arranged at a side of loudspeaker 7.The outer surface of pen container 2 is fixedly connected with a hook 12, can facilitate and carry conveniently.The outer surface of pen container 2 is further provided with a function key 3, and function key 3 is electrically connected with microprocessor 61, for starting, halt circuit, and can play in use the effects such as selections, definite, input message.

Please refer to shown in Fig. 4 and 8, inductor 5 comprises annular support member 53, the inner periphery of support member 53 is provided with equally distributed multiple contact 51, the upside of support member 53 is provided with the divider resistance 52 equating with contact 51 quantity, contact 51 is electrically connected with microprocessor 61 by its corresponding divider resistance 52, the resistance of each divider resistance 52 is all unequal, when work, export with different voltage signals, different voltage signals is exported by its corresponding divider resistance 52 in each contact 51, and microprocessor 61 carries out the identification of the form of a stroke or a combination of strokes just based on different voltage signals.

Please refer to shown in Fig. 3 and 8, calculating pen further comprises power supply mould 43, power module 43 comprises charging circuit 41 and battery 42, be provided with a charge port 4 in the upper end of pen container 2, charge port 4 is electrically connected by charging circuit 41 and battery 42, and external power supply is connected with charge port 4, charge for battery 42 by charging circuit 41, battery 42 exports inductor 5 and microprocessor 61 to, is the two power supply, and charging circuit 41 is arranged on circuit board 6.

Operation principle:

Please refer to shown in Fig. 5-8:

1, this calculating pen is in the time writing, and nib 82 relatively nib 1 has slight displacement, due to the effect of fulcrum 81, and according to lever principle, forms the relative displacement (as shown in Figure 5) of amplifying at the tail end of pen core 8.

2, can drive spring 10 to move when 83 displacement of afterbody cavity, thereby contact with the contact 51 on inductor 5.

3, the microprocessor 61 that the activation signal of the contact 51 on inductor 5 is passed on circuit board 6 by wire with the form of voltage is made Symbol recognition.

4, the state relation that microprocessor 61 contacts with contact according to the different voltage signal of inductor 5, just can analyze write symbol.

As:

While writing " 0 ", 8 contact switch around can contact successively;

When one writing, contact 5 contacts;

While writing "=", contact 3 can contact twice.

While writing "×", contact 6 can contact successively with 4.

Same method, just can identify more symbol, as: 1,2,3,4,5,6,7,8,9,0 ,+,-, ×, ÷ ,=, √, ±

5, microprocessor 61 just can analyze write formula to the symbol of identification, and does mathematical operation processing.

6, the symbol of identification and the result of computing, can convey to user by display 11 and loudspeaker 7.

For a person skilled in the art, can be according to technical scheme described above and design, make other various corresponding changes and distortion, and these all changes and distortion all should belong to the protection domain of the utility model claim within.

Claims

1. calculating pen, it is characterized in that, it comprises nib (1), pen container (2), pen core (8), inductor (5), spring (10) and circuit board (6), wherein, nib (1) is installed on the front end of pen container (2), pen core (8), inductor (5), spring (10) and circuit board (6) are all installed in pen container (2), described pen core (8) forms a fulcrum (81) with pen container (2) close-fitting place, and the nib (82) that pen core (8) front end is provided with extends to the outside of nib (1), inductor (5) is placed on spring (10), one end of spring (10) is fixedly installed in the afterbody cavity (83) that pen core (8) rear end is provided with, its other end is connected with circuit board (6), described circuit board (6) is provided with a microprocessor (61), the input of described microprocessor (61) is connected with the output of inductor (5), the output of described microprocessor (61) is electrically connected respectively with the display (11) and the loudspeaker (7) that are installed in pen container (2).

2. calculating pen according to claim 1, it is characterized in that, described inductor (5) comprises annular support member (53), the inner periphery of described support member (53) is provided with equally distributed multiple contact (51), the upside of support member (53) is provided with the divider resistance (52) equating with contact (51) quantity, and described contact (51) are electrically connected by its corresponding divider resistance (52) and microprocessor (61).

3. calculating pen according to claim 1, is characterized in that, described pen container (2) is provided with phonate hole (9), and described phonate hole (9) correspondence is arranged at a side of loudspeaker (7).

4. calculating pen according to claim 1, is characterized in that, the outer surface of described pen container (2) is fixedly connected with a hook (12).

5. calculating pen according to claim 1, is characterized in that, the outer surface of described pen container (2) is further provided with a function key (3), and described function key (3) is electrically connected with microprocessor (6).

6. calculating pen according to claim 1, it is characterized in that, described calculating pen further comprises power module (40), described power module (40) comprises charging circuit (41) and battery (42), be provided with a charge port (4) in the upper end of pen container (2), described charge port (4) is electrically connected by charging circuit (41) and battery (42), described battery (42) is also inductor (5), circuit board (6), display (11) and loudspeaker (7) power supply, and described charging circuit (41) is arranged on circuit board (61).