CN105937965A

CN105937965A - Portable electronic scale

Info

Publication number: CN105937965A
Application number: CN201610097681.7A
Authority: CN
Inventors: 申俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-01-20
Filing date: 2016-01-20
Publication date: 2016-09-14

Abstract

The invention discloses a portable electronic scale comprising a carrying plate, a first weighing sensor module having first support legs, a second weighing sensor module having second support legs, padding and supporting elements and limiting elements. Four first support legs are arranged at the bottom of the first weighing sensor module; and four second support legs are arranged at the bottom of the second weighing sensor module. Two padding and supporting elements are arranged. The limiting elements are arranged at two ends of all supporting bosses. All anti-skid sliding shafts are arranged in a corresponding guiding chute. All padding and supporting elements make reciprocating movement under the limiting effect of the guiding chute and move under the second support legs as pads or move away from the bottoms of the second support legs. The portable electronic scale not only can be used as a large-range low-precision electronic weight scale but also can be used as a small-range high-precision electronic kitchen scale.

Description

Portable electronic scale

Technical field

The invention belongs to electronic balance structure design field, be specifically related to a kind of portable electronic scale.

Background technology

Body weight electronic scale in the market, its structure mainly includes carrying disk, display screen, power module and weighing and sensing Device forms, and its function is mainly used in human body of weighing, and substantially when display screen ability after claiming weight of object to exceed preset value Starting to show numerical value, this preset value is usually 5 kilograms；It addition, the range of this kind of body weight electronic scale is usually 180 kilograms, Bigger, in order to reduce cost, the LOAD CELLS that precision is relatively low the most all selected by this kind of electronic scale, such as public affairs For jin is unit, its display numerical value is one decimal place, namely its levels of precision is hectogram.So it is this traditional Body weight electronic scale, on ordinary days in addition to weighing in, substantially cannot function as its use, especially cannot be used for as kitchen electronics Scale is used.If it addition, select the LOAD CELLS that precision is higher to realize weighing, can make as electronic scale again With, be no problem technically, it is contemplated that precision to be at least up to by gram or 0.1g in units of, also want range The upper limit reaches 180 kilograms, and the cost of this LOAD CELLS will be higher, at least cannot be with conditional electronic scale in price Competition.

Summary of the invention

It is an object of the invention to provide a kind of both can be as wide range, body weight electronic scale that precision is low, again can be as little The portable electronic scale of the electronic scale that range, precision are high.

The technical scheme realizing the object of the invention is: a kind of portable electronic scale, including support board, has first spike The first Weighing cell module, have second spike the second Weighing cell module, for advance expenditure second support The advance expenditure part of underfooting and the locating part with guide chute arranged with support board geo-stationary；First LOAD CELLS Module and the second Weighing cell module are respectively positioned on the lower section of support board；The bottom of the first Weighing cell module is provided with four Downward projection of first spike, the bottom of the second Weighing cell module also is provided with four downward projection of second and supports Foot；The quantity of advance expenditure part is two, and the two ends of each advance expenditure part are also respectively provided with an anticreep slide-bar；Locating part is arranged on each Holding the two ends of boss, each anticreep slide-bar is positioned in a corresponding guide chute, and each advance expenditure part is at the position-limiting action of guide chute Under move back and forth, and during moving back and forth, advance expenditure supports underfooting second or supports underfooting from second and remove； When advance expenditure part advance expenditure supports underfooting second, the bottom of advance expenditure part supporting boss is less than the bottom of first spike；Work as pad Support is after the second support underfooting is removed, and the bottom of first spike is less than the bottom of second spike.

In such scheme, each guide chute includes distance nearer the first spacing porose area of support board diapire, distance support board relatively The second remote spacing porose area and even the first spacing porose area and the guiding porose area of the second spacing porose area；Described anticreep slide-bar can Move back and forth along vertical money direction at the second spacing porose area.

In such scheme, the upper surface of each advance expenditure part is provided with two stopper slots adaptive with corresponding second spike, Lower surface is provided with two downwardly projecting supporting boss.

In the present invention, the first Weighing cell module selects wide range but the relatively low LOAD CELLS of precision, and second weighs Sensor assembly selects small-range but the higher LOAD CELLS of precision.In use, there is no advance expenditure second when advance expenditure part When supporting underfooting, first spike is positioned at lowermost end, so the first support heel brace plays all of weight, the second weighing and sensing Device module is inoperative, now can be selected by regulation switch, make to be shown that the first LOAD CELLS mould on display screen The weight amount that block is measured, namely can be with weighing persons body weight；When advance expenditure part advance expenditure is supported underfooting second, due to The bottom of advance expenditure part, less than the bottom of first spike, so now first spike is unsettled inoperative, now can lead to Overregulate switch to select, make on display screen, to be shown that the weight amount that the second Weighing cell module is measured, so again may be used To use as electronic scale.It addition, the first Weighing cell module in the present invention and the second Weighing cell module, LOAD CELLS the most ripe and cheap on market can be used, so its manufacturing cost is high compared with using wide range and precision Single-sensor much lower, there is preferable competitiveness.

Accompanying drawing explanation

Fig. 1 is the present invention a kind of perspective view when as electronic scale；

Fig. 2 is a kind of perspective view when another angle is observed of the electronic scale shown in Fig. 1；

Fig. 3 is a kind of front view of electronic scale shown in Fig. 1；

Fig. 4 is a kind of perspective view when as body weight electronic scale of the electronic scale shown in Fig. 1；

Fig. 5 is a kind of front view of electronic scale shown in Fig. 4；

Fig. 6 is a kind of structural representation of Weighing cell module in electronic scale shown in Fig. 1；

Fig. 7 is a kind of explosive view of electronic scale shown in Fig. 1；

Fig. 8 is a kind of explosive view when another angle is observed of the electronic scale shown in Fig. 1；

Fig. 9 is a kind of front view of electronic scale shown in Fig. 7.

Detailed description of the invention

(embodiment 1)

The present embodiment is a kind of portable electronic scale, as shown in Fig. 1 to Fig. 9, including support board 1, has the first support First Weighing cell module 3 of foot 2, have the second Weighing cell module 5 of second spike 4, display screen 11, Regulation switch 12, power module 13, moveable advance expenditure are in the second advance expenditure part (6) supporting underfooting and and loading The locating part (85) with guide chute (84) that plate geo-stationary is arranged.

First Weighing cell module and the second Weighing cell module are respectively positioned on the lower section of support board, the end of first spike End is less than the bottom of second spike.When advance expenditure part advance expenditure supports underfooting second, the bottom of advance expenditure part is less than first The bottom of spike.

In the present embodiment, the first Weighing cell module and the second Weighing cell module all include being bonded and fixed at the first load Plastic casing 71, four storage tanks 72 being arranged on plastic casing on thing plate diapire, it is arranged in each storage tank First force cell 73, cover each storage tank opening and there is the spring lid 74 of center positioning hole 741, be arranged on spring Pillar 75 in lid center positioning hole and the pad 76 sticking to each pillar outboard end；Each pad and a corresponding pillar group Closing first spike described in being formed or second spike, the medial extremity of pillar is connected to corresponding first force cell On, the bottom of each pad is less than spring lid.In concrete practice, suitable LOAD CELLS can be selected according to real needs Module, such as the present embodiment are selected four foot type Weighing cell modules, in concrete practice, it is also possible to select three feet or Five foot type Weighing cell modules, even use single foot shape Weighing cell module, these concrete Weighing cell modules Structure be well known to those skilled in the art already, and can the most correctly apply, so the present embodiment is no longer This is enumerated.

The present embodiment includes two advance expenditure parts 6, and the shape of each advance expenditure part is strip, and upper surface is provided with two stopper slots 61, lower surface is provided with two downwardly projecting supporting boss 62, and the two ends of each advance expenditure part are also respectively provided with an anticreep slide-bar 64。

In the present embodiment, each supporting boss be respectively arranged at the two ends with a locating part, each anticreep slide-bar is positioned at a corresponding guiding In chute, each advance expenditure part setting direction along guide chute under the guide effect of its anticreep slide-bar moves so that advance expenditure part Can move and support underfooting to advance expenditure corresponding second, now the bottom of the supporting boss of advance expenditure part is less than first spike Bottom, also can make advance expenditure part from second support underfooting remove so that the bottom of first spike be less than advance expenditure part.

In the present embodiment, each guide chute includes distance nearer the first spacing porose area 841 of support board diapire, distance loading Plate the second spacing porose area 842 farther out and even the first spacing porose area and the guiding porose area 843 of the second spacing porose area；Institute State anticreep slide-bar to move back and forth along vertical money direction at the second spacing porose area.

In the present embodiment, when anticreep slide-bar is positioned at the first spacing porose area, advance expenditure part advance expenditure can not support underfooting second, And first spike is less than advance expenditure part and second spike；When anticreep slide-bar moves to the second spacing zone, advance expenditure part ability Advance expenditure supports underfooting second, and makes the bottom of second spike be less than the bottom of first spike, so that second Weighing module works；Owing to anticreep slide-bar can move back and forth along vertical money direction at the second spacing porose area, so that the Two Weighing modules all pass to advance expenditure part pressure by second spike, will not pass through spacing by generating unit partial pressure Part passes to advance expenditure part, thus ensures the functional reliability of the second Weighing module.

In the present embodiment, the position that arranges of the first spacing hole and the second spacing hole makes advance expenditure part can rotate 90 degree.

In the present embodiment, the first Weighing cell module selects wide range but the relatively low LOAD CELLS of precision, and second weighs Sensor assembly selects small-range but the higher LOAD CELLS of precision.In use, there is no advance expenditure second when advance expenditure part When supporting underfooting, first spike is positioned at lowermost end, so the first support heel brace plays all of weight, the second weighing and sensing Device module is inoperative, now can be selected by regulation switch, make to be shown that the first LOAD CELLS mould on display screen The weight amount that block is measured, namely can be with weighing persons body weight；When advance expenditure part advance expenditure is supported underfooting second, due to The bottom of advance expenditure part, less than the bottom of first spike, so now first spike is unsettled inoperative, now can lead to Overregulate switch to select, make on display screen, to be shown that the weight amount that the second Weighing cell module is measured, so again may be used To use as electronic scale.

The first Weighing cell module in the present embodiment and the second Weighing cell module, can use on market more ripe And cheap LOAD CELLS, so its manufacturing cost is low very compared with using wide range and the high single-sensor of precision Many, there is preferable competitiveness.

Obviously, the above embodiment of the present invention is only for clearly demonstrating example of the present invention, and is not to this The restriction of the embodiment of invention.For those of ordinary skill in the field, the most also may be used To make other changes in different forms.Here without also cannot all of embodiment be given exhaustive.And this Belong to obvious change that the connotation of the present invention extended out a bit or variation still falls within protection scope of the present invention.

Claims

1. a portable electronic scale, including support board (1) and have the first of first spike (2) and weigh biography Sensor module (3)；It is characterized in that: also include having second spike (4) the second Weighing cell module (5), For advance expenditure second support underfooting advance expenditure part (6) and with support board geo-stationary arrange there is guide chute (84) locating part (85)；First Weighing cell module and the second Weighing cell module are respectively positioned under support board Side；The bottom of the first Weighing cell module is provided with four downward projection of first spikes, the second Weighing cell module Bottom also be provided with four downward projection of second spikes；The quantity of advance expenditure part is two, and the two ends of each advance expenditure part are the most each It is provided with an anticreep slide-bar (64)；Locating part is arranged on the two ends of each supporting boss, and each anticreep slide-bar is positioned at corresponding one In guide chute, each advance expenditure part moves back and forth under the position-limiting action of guide chute, and during moving back and forth, pad Prop up and support underfooting second or remove from the second support underfooting；When advance expenditure part advance expenditure supports underfooting second, advance expenditure part The bottom of supporting boss is less than the bottom of first spike；When advance expenditure part is after the second support underfooting is removed, first spike Bottom less than the bottom of second spike.

Portable electronic scale the most according to claim 1, it is characterised in that: each guide chute includes distance loading Nearer the first spacing porose area (841) of plate diapire, distance support board the second spacing porose area (842) farther out and even the The guiding porose area (843) of one spacing porose area and the second spacing porose area；Described anticreep slide-bar can be at the second spacing porose area along vertical Money direction moves back and forth.

Portable electronic scale the most according to claim 1, it is characterised in that: the upper surface of each advance expenditure part is provided with Two stopper slots (61) adaptive with corresponding second spike, it is convex that lower surface is provided with two downwardly projecting supportings Platform (62).