CN2085978U

CN2085978U - Calculator

Info

Publication number: CN2085978U
Application number: CN 91203544
Authority: CN
Inventors: 丛岩
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-03-07
Filing date: 1991-03-07
Publication date: 1991-10-02

Abstract

The utility model discloses a calculator which is the main part of comprising and displaying result of a calculation member, and is also a calculation tool operated directly by hand. The calculator comprises a base, a counter wheel arranged in the base, a supporting plate rack, a reset button, and a tooth shifting disc correspondingly matched with the counter wheel and a wheel tooth for inputting and displaying numbers, wherein, the tooth shifting disc is arranged in the eject rack of the base. The tooth shifting disc is pressed, the counter wheel and the wheel for inputting and displaying numbers are driven to carry out addition and subtraction calculation by rotating simultaneously, carry and abdication are carried out automatically, and the input number are displayed by the wheel for inputting and displaying numbers.

Description

Calculator

Counter is to calculate member to constitute display result at least, and is manual calculating appliance.

On December 6th, 1989, the 1006010B Chinese invention patent application of bulletin was authorized the plus-minus calculation element of the automatic entrance-exit position of specification record, and it forms by calculating number wheel, pushing handle, cylinder wheel, carry cross gear and driving lever.Calculate digit wheel take 0～90 number as one group, be divided into along writing and being inverted and write.This calculation element return 0 a wheel of a wheel move return, and add or deduct how many numerals and can not show to only have result of calculation to show, as the numeral of input wrong can't review discovery.This calculation element has just been adorned pushing handle on former wheel type counter, removed resetting structure.General wheel type counter, its pedestal are equipped with one group of number wheel and carriage and button.Carriage is equipped with the carry gear with the engagement of number wheel side tooth.Number wheel opposite side is provided with the carry shift fork and the carry gear matches.Carriage touches mutually with the button inclined-plane, and the supporting plate of carriage is relative with the cam of number wheel side.Wheeled calculator can only rotate from the input of units wheel, carries out the continuous counting that adds deduct.

The purpose of this utility model is to provide a kind of wheeled calculator that shows simultaneously input digit and accumulative total numeral.

Counter of the present utility model still contains pedestal counts wheel, carriage, button with the calculating that is loaded on pedestal.Carriage is equipped with and calculates the number gear teeth meshing and calculate the relative carry gear of number wheel shift fork with next bit, and carriage is with the supporting plate relative with calculating number wheel side cam.Its design feature is: calculate number wheel correspondence position arranged side by side defeated aobvious number wheel, take turns the relative plate supporting frame of side cam, the SR that contacts with the plate supporting frame inclined-plane with defeated aobvious number; Calculating number wheel, defeated aobvious number gear teeth correspondence are furnished with the moving tooth dish, and the moving tooth dish is loaded on the frame of upspringing of pedestal.When pressing the moving tooth dish, the tooth that makes the moving tooth dish with calculate number wheel, the defeated number tooth mesh that shows, stir that the moving tooth dribbling is movingly calculated the number wheel, the defeated number wheel that shows turns to the numeral that increases or reduce.Calculating number wheel is from former numeral increase or reduces to new numeral, draws accumulated result.Whether defeated apparent number wheel is from 0 increase or reduces to this input digit, demonstrates the numeral of input, can check the numeral of input correct according to the numeral of defeated apparent number wheel.Front when the next data of input (as add deduct or take advantage of certain data), the SR of defeated aobvious number wheel to be pressed, the inclined-plane drives plate supporting frame and moves, and plate supporting frame holder moving cam makes defeated aobvious number wheel be reset to zero.When the next data of input, defeated aobvious number wheel just turns to the numeral of these data.Show the calculating accumulated result numeral that makes new advances and calculate the number wheel.After calculate finishing, press the button that calculates the number wheel, drive carriage by the inclined-plane and move, make the carry gear and calculate the number gear teeth and throw off, and by the supporting plate holder moving cam of carriage, calculating number wheel reset-to-zero, in order to recomputating.

Counter of the present utility model, be former take turns or the basis of calculation element or wheel type counter on, adopt the number wheel, take turns the carry gear of engagement and button, cam, the carriage that the number wheel resets, do not adopt the rotation input component of counter, do not adopt the number of former calculation element to take turns pushing handle with number.But several wheels of this automatic entrance-exit position are taken turns as calculating number.Calculate number wheel correspondence position arranged side by side another group number wheel, as the defeated number wheel that shows, show the numeral of input.The defeated number wheel that shows also is furnished with button, cam, the plate supporting frame that resets.Calculate the tooth correspondence of number wheel, defeated apparent number wheel and be furnished with the moving tooth dish.The tooth of moving tooth dish can mesh simultaneously with the tooth that calculates number wheel, defeated apparent number wheel.Stir calculating number wheel simultaneously, fail to show to count and take turns changed digital with the moving tooth dish.The moving tooth dish is loaded on the frame of upspringing.When not stirring, the frame of upspringing is upspring, and the moving tooth dish is taken turns with calculating number wheel, defeated apparent number, tooth is thrown off.Have only when pressing the moving tooth dish and take turns engagement, just can stir and calculate number wheel, defeated apparent number wheel rotational transform numeral with calculating number wheel, the defeated number that shows.The frame of upspringing is equipped with elastic component for the mounting of supporting moving tooth dish at mounting.As the frame of upspringing is pole, and pole one end is connected with the axle of moving tooth dish, and the pole other end is added with spring.Also but pole other end bearing pin is connected in pedestal, and is tied with torsion spring.For making the number wheel at rotation process, carry out the transition to another data from a numeral, and can well locate, carriage or plate supporting frame are preferably with the shell fragment that stretches out, and the shell fragment front end presses in tooth or the odd plots of land that can be cultivated boss limit of calculating number wheel, defeated aobvious number wheel side.The shell fragment front end presses tooth or odd plots of land that can be cultivated boss, makes to rotate good transition location, and it is accurately neat that numeral is shown.In order to make the defeated number wheel that shows directly show the numeral that reduces, the defeated number wheel numeral that shows is preferably ordering arranged side by side opposite two group 0 numeral to 9.

Counter of the present utility model is compared with existing technology, has following advantage:

1. in computational process, not only can show result of calculation, can also show simultaneously input digit, so that whether the verification inputting mathematical is correct at any time, guarantee to calculate accurately.

2. simple to operation, easily learn, and can very fast skilled operation, speed computational speed.The moving tooth dish only has dials the lower number wheel of just stirring, and can not be not intended to hit the shift wheel and impact is calculated with showing.

3. the most of structural member that adopts wheel type counter of structural member makes the structural member of counter that new purposes arranged, and makes the cost cost of counter lower.

In the accompanying drawing, Fig. 1 has represented the structural representation of a kind of counter example of the utility model, and Fig. 2 is its side view, and Fig. 3 is the partial view of reset components structures such as its button, carriage, cam.

Further specify the utility model below in conjunction with the accompanying drawing example.This counter is made up of pedestal 8, a batch total defeated number wheel 1, the one group carry gear 5, carriage 2, button, moving tooth dishes 6 of showing of 9, one groups on wheel that count.Pedestal is box-like.Pedestal 8 is being assembled calculating number wheel 9, defeated aobvious number wheel, carriage side by side, carriage, and carriage is connected with pedestal by spring leaf 7.The same defeated number wheel side cam that shows also is connected with pedestal by spring leaf by right plate supporting frame 12, shows the number wheel side by side with defeated.The SR 10,13 that calculates number wheel and defeated aobvious number wheel is housed respectively at the pedestal two ends, and the inclined-plane 3 of SR and carriage, carriage grillage are relative, contact with carriage 2, plate supporting frame 12.Carriage 2 is equipped with carry gear 5, carry gear 5 respectively with the tooth engagement of calculating number wheel side, and relative with the shift fork of the calculating number wheel side of last position.Carriage 2 is with supporting plate, supporting plate is positioned at the below of cam with to calculate number wheel side cam relative, and it is relative that same plate supporting frame 12 and defeated aobvious number are taken turns the side cam, calculating number wheel, defeated aobvious number are taken turns side tooth correspondence and are being joined moving tooth dish 6, and moving tooth dish 6 is positioned at and calculates number wheel, the defeated aobvious wheel top of counting.Moving tooth dish 6 is loaded on the frame of upspringing of pedestal, and the frame of upspringing is pole, and an end of bar and pedestal socket also are tied with torsion spring, and torsion spring lifts bar, and the bar other end is connected with moving tooth dish axle, makes moving tooth dish 6 be loaded on this end of bar, and naturally lifts.When depressing the moving tooth dish, make the moving tooth dish and calculate number wheel, the engagement of defeated apparent number wheel side tooth.Stir the moving tooth dish, the calculating number that drives coordination is simultaneously taken turns, the defeated number that shows is taken turns synchronous the rotation, carries out calculating operation.According to the defeated number wheel that shows, turn to the numeral that will increase or reduce, calculating the number wheel so also and then increases or has reduced this number, has carried out increasing or reducing the calculating of this number on the number basis of former calculating number wheel.On the isotopic number, several sums of former number and increase greater than 9 or former number less than reduce several the time, calculate the number wheel when turning between 0～9 the position, the calculating number wheel side shift fork of this figure place just in time moves past the carry gear position, stir the carry gear and drive one and calculate the number wheel and turn over (increase or reduce) numeral, this forms the computational process of automatic entrance-exit position.After having calculated each figure place that adds deduct,, just can confirm whether correctly add or deducted these data by watching the defeated number wheel that shows.Confirm errorless after, can press SR 13, make the plate supporting frame holder the cam of defeated aobvious number wheel side, defeated aobvious number wheel reset-to-zero, prepare against next step calculating.And that calculate that the number wheel obtains is the result who calculates in this step.Stablize for making the number wheel rotate transition, the location is correct, and carriage and plate supporting frame are with the Location resilient piece 4 that stretches out, and the front end of Location resilient piece presses on the odd plots of land that can be cultivated boss limit of calculating the number wheel or failing aobvious number wheel side.Like this, it is accurate that the number wheel rotates transition, and numeral can proper alignment.Take turns the front and can be added with cover plate at calculating number wheel, defeated aobvious number, cover plate has the sight window, in order to only see the numeral that a row need to see, does not allow adjacent numeral affect people's sight line, prevents from makeing mistakes.The defeated numeral that shows the number wheel be sort opposite side by side two group 0 to 9 numeral, two groups of numerals respectively are a kind of color.

Claims

1, wheel, carriage, button are counted in the calculator calculating that contains pedestal and be loaded on pedestal, carriage is equipped with and calculates the number gear teeth meshing and calculate the relative carry gear of number wheel shift fork with next bit, carriage is with the supporting plate relative with calculating number wheel side cam, it is characterized in that: calculate number wheel correspondence position arranged side by side defeated aobvious number wheel, take turns the relative plate supporting frame of side cam, the SR that contacts with the plate supporting frame inclined-plane with defeated aobvious number, calculating number wheel, defeated aobvious number gear teeth correspondence are furnished with the moving tooth dish, and the moving tooth dish is loaded on the frame of upspringing of pedestal.

2, counter according to claim 1 is characterized in that: the frame of upspringing is a pole, and pole one end is connected with the axle of moving tooth dish, and the pole other end is added with spring.

3, counter according to claim 1 and 2 is characterized in that carriage, plate supporting frame have the shell fragment that stretches out, and the shell fragment front end presses in calculating number wheel, defeated tooth or the odd plots of land that can be cultivated boss limit that shows number wheel side.

4, counter according to claim 3 is characterized in that the defeated number wheel numeral that shows is ordering side by side opposite two group 0 numeral to 9.