CN2893668Y

CN2893668Y - Portable pocket electronic scale

Info

Publication number: CN2893668Y
Application number: CN 200520078144
Authority: CN
Inventors: 蒋延庆; 郭益萍; 叶忠伟; 余文荣
Original assignee: Mettler Toledo Changzhou Precision Instruments Ltd; Mettler Toledo Changzhou Weighing Equipment Co Ltd
Current assignee: Ohaus Instruments Shanghai Co Ltd
Priority date: 2005-12-01
Filing date: 2005-12-01
Publication date: 2007-04-25
Anticipated expiration: 2015-12-01

Abstract

The utility model relates to a portable pocket electronic scale which consists of a base, a top cover connected with the base, a circuit board connected between the base and the top cover, a weight sensor, batteries, a scale positioned on the top cover and movable to the top cover, a displayer on the circuit positioned in the window of the front part of the top cover, and buttons on the top cover corresponding with the switches on the circuit board. A guide channel or a guide rib is provided on both sides of the base and the top cover, and openings are provided on the guide channel or the guide rib, wherein both sides of the bracket connected with the weighting sensor are positioned at the openings of the guide channel or the guide rib. The protruding rib or groove on both sides of the scale moves along the guide channel or the guide rib. When the scale moves to the position connecting with the bracket, the bracket will move down with the scale and measure the weight. The scale moves forward, disconnecting with the bracket and covering the display on the top cover, and the limit protruding of the scale and the top cover will be locked. The utility model is characterized in the reasonable structure, convenience for carrying, easy operation as well as reliable application.

Description

The portable pocket electronic scales

Technical field

The utility model relates to a kind of electronic weighing instrument, especially relates to a kind of portable pocket electronic scales.

Background technology

Present disclosed portable electronic scale mainly is made of the circuit of scale base, scale lid, the scale pan, LOAD CELLS, processing load cell signal and the battery of supply circuit work.Though the electronic scales of this kind structure has smaller volume than general electronic scales, advantage easy to carry because the scale pan of electronic scales is to be placed on scale to cover and can not move, only plays the effect of arrangement of goods; The display screen that in addition shows continuous data is arranged on scale lid or the pedestal; and electronic scales to protecting display screen; be to be hinged on renovating on scale lid or the pedestal by one to realize; therefore; the electronic scales of this class formation not only can increase manufacturing cost, and is to be difficult to realize as needing aspects such as further reduced volume and weight reduction.

Summary of the invention

The purpose of this utility model provides a kind of rational in infrastructure, carries, easy to operate service-strong portable pocket electronic scales.

The utility model is that the technical scheme that achieves the above object is: a kind of portable pocket electronic scales, it is characterized in that: comprise pedestal and and the loam cake of its load, the scale pan that is connected wiring board, LOAD CELLS, the battery between pedestal and the loam cake and is arranged on tops and can moves with respect to loam cake, display location on the circuit board is in the window of loam cake front portion, and it is corresponding with the switch on the circuit board to be contained in the knob that covers; Pedestal and loam cake both sides are provided with guide groove or lead muscle, guide groove or lead muscle and be provided with opening, its both end sides of the carrier frame plate that is connected with LOAD CELLS is positioned at guide groove or leads the opening part of muscle, the convex tendon of scale pan both sides or groove and guide groove or lead muscle and match, and the scale pan when meter is heavy is connected with carrier frame plate; The scale pan is positioned at the display screen top of loam cake, and the spacing preiection of loam cake locks the scale pan.

The scale pan of the present utility model can cover mobilely last, so the scale pan promptly can be used as the carrier of bearing goods, can protect display screen again, and when the scale pan was connected with carrier frame plate, goods measured the LOAD CELLS distortion by the scale pan, carrier frame plate; When the scale pan moves the disengaging carrier frame plate, can cover display screen and play a protective role, rational in infrastructure, novel unique; have different functions owing to the scale pan is positioned at the different position of loam cake, therefore the volume and weight of electronic scales can be reduced to minimum, very convenient to carry; easy to operate, use reliable.Moreover the utility model is equipped with battery at the loam cake place, and the scale pan is made battery cover simultaneously again, therefore exposes battery by the mobile scale pan, makes things convenient for the replacing of battery.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is a blast structural representation of the present utility model.

Fig. 2 is the structural representation of the utility model duty.

Fig. 3 is the A-A sectional structure synoptic diagram of Fig. 2.

Fig. 4 is the sectional structure synoptic diagram behind the dismounting pedestal of B-B of Fig. 2.

Fig. 5 is the another kind of structural representation that the utility model scale pan is connected with loam cake.

Fig. 6 is that Fig. 2 removes C behind the scale pan to structural representation.

Fig. 7 is the structural representation of the utility model lock-out state.

Fig. 8 is the structural representation figure that the utility model is changed battery.

Wherein: 1-knob; 2-battery; 3-scale pan; 3-1-lead muscle; 3-2-chute; 3-3-groove; 4-loam cake; 4-1-battery hole; 4-2-second spacing preiection; 4-3-spacing preiection; 4-4-window; 4-5-flexure strip; 4-6-button; 4-7-slot; 4-8-socket; 5-LOAD CELLS; 6-carrier frame plate; 7-pedestal; 8-display screen; 9-shell fragment; 10-supporting plate; 11-switch; 12-circuit board; 13-guide groove; 14-opening; 15-lead muscle.

Embodiment

See portable pocket electronic scales shown in Figure 1, the scale pan 3 that comprises pedestal 7 and the loam cake 4 by securing member and its load, is connected wiring board 11, LOAD CELLS 5, the battery 2 between pedestal 7 and the loam cake 4 and is arranged on loam cake 4 tops and can move with respect to loam cake 4, circuit board 12 can be connected on loam cake 4 or the pedestal 7 by securing member, and the display screen 8 that is contained on the circuit board 12 is arranged in the window 4-4 of loam cake 4 front portions, this display screen 8 is a LCDs, LCDs then is fixed on the supporting plate 10, and supporting plate 10 is fixedly connected on again on the circuit board 12.See shown in Figure 1ly, two knobs 1 that are installed on the loam cake 4 are corresponding with two switches 11 on the circuit board 12 respectively, the opening and closing of one of them knob 1 control electronic scales, and another knob 1 can be selected measurement unit and other function.See that pedestal 7 of the present utility model shown in Fig. 1～4 and loam cake 4 both sides are provided with guide groove 13, on guide groove 13, be provided with opening 14, the carrier frame plate 6 of experiencing weight is connected with LOAD CELLS 5 by securing member, the both end sides of carrier frame plate 6 is positioned at opening 14 places of guide groove 13, the scale pan 3 both sides are provided with the convex tendon 3-1 that is mated, convex tendon 3-1 is along moving in the guide groove 13, be provided with the chute 3-2 that matches with carrier frame plate 6 in this convex tendon 3-1, and distolateral being provided with of chute 3-2 sealed, when the scale pan 3 moves to when joining with carrier frame plate 6, and spacing by sealing of chute 3-2 end, carrier frame plate 6 moves down with the scale pan 3 and counts heavily.When carrier frame plate 6 is thrown off in the scale pan 3 reaches; the display screen 8 at loam cake 4 places is then blocked in the scale pan 3 reaches; and the sidepiece of loam cake 4 is provided with the spacing preiection 4-3 that the scale pan 3 moves to this position; this spacing preiection 4-3 is provided with two as shown in Figure 1; when the scale pan 3 rear portions are arranged between two spacing preiection 4-3; the scale pan 3 is promptly locked, and display screen 8 is protected.

See shown in Figure 5, it is the portable pocket electronic scales of the another kind of structure of the utility model, basic identical with said structure, different is to be provided with in the both sides of pedestal 7 and loam cake 4 to lead muscle 15, and the both sides of the scale pan 3 are provided with groove 3-3, be provided with opening 14 on the muscle 15 equally leading, carrier frame plate 6 its both end sides that are connected with LOAD CELLS 5 are positioned at opening 14 places that lead muscle 15, and the scale pan 3 grooves on two sides 3-3 move along leading muscle 15, on the groove 3-3 of the scale pan 3 both sides, also be provided with the chute 3-2 that matches with carrier frame plate 6, when the scale pan 3 moves to when joining with carrier frame plate 6, sealing carrier frame plate 6 that chute 3-2 is distolateral is spacing, and carrier frame plate 6 moves down with the scale pan 3 and counts heavily.When the scale pan 3 when carrier frame plates 6 are thrown off in loam cake 4 reach, the scale pan 3 blocks the display screen 8 that is installed on the loam cake 4, and the scale pan 3 moves between two spacing preiection 4-3 of sidepiece of loam cake 4, the scale pan 3 is locked, and display screen 8 is protected.

Its opening 14 of portable pocket electronic scales of the present utility model can be arranged on guide groove 13 or lead the middle part of muscle 15; Also can be arranged on guide groove 13 or lead the rear portion of muscle 15, carrier frame plate 6 is arranged on opening 14 places, and at this moment, the chute 3-2 side that is arranged on the scale pan 3 both sides is arranged on its front portion, and perhaps chute 3-2 side is arranged on the rear portion of the scale pan 3.

See Fig. 1,3,4, shown in 6, the utility model is provided with the battery hole 4-1 that battery 2 is installed on loam cake 4, the flexure strip 4-5 that has one on the hole base plate of battery hole 4-1, the hole base plate of the both sides of flexure strip 4-5 and battery hole 4-1 is provided with fluting, the end of flexure strip 4-5 is provided with button 4-6, make flexure strip 4-5 promptly can be used as the effect of supporting battery 2, can eject battery 2 again, between the end of flexure strip 4-5 and button 4-6, have battery 2 sidepieces are carried out spacing slot 4-7, and the distolateral socket 4-8 that is provided with less than cell diameter of the top of loam cake 4 and battery hole 4-1, just have, the shell fragment 9 of negative pole pin is fixed on the circuit board 12 and is positioned at this socket 4-8, and the negative pole pin of shell fragment 9 is arranged on the bottom of battery hole 4-1, and with respect to the opposite of button 4-6, when battery 2 is installed in battery hole 4-1, can be by slot 4-7 and socket 4-8 to battery 2 location, just make shell fragment 9, the negative pole pin respectively with battery 2 just, negative pole joins, the utility model socket 4-8 is with respect to the opposite of flexure strip 4-5, not only easy for installation, and dismounting is during battery 2, also only need press button 4-6 gently, under the negative pole pin effect of flexure strip 4-5 and shell fragment 8, just battery 2 can be levered up, and pull down battery 2 very easily, swift to operate.

See shown in Figure 8; but the utility model is installed in the scale pan 3 at loam cake 4 tops and promptly makes arrangement of goods; can protect display screen again; simultaneously also can block battery 2; when the scale pan 3 from latched position again to when reach; and spacing by the second spacing preiection 4-2 of loam cake 4 both sides, the battery 2 that is installed in the loam cake 4 battery hole 4-1 exposes, and the 4-6 that pushes button is dismountable used batteries 2 and more renew battery 2.

Portable pocket electronic scales of the present utility model is respectively equipped with scale lid 3 and moves to the icon of weighing, blocking display screen and change battery location for ease of user's operation on pedestal 7, this icon can be easy pattern, also can adopt literal etc.By the mobile scale pan 3, make the mark on it corresponding, and can finish the operation of " weighing ", " locking " and " replacing battery " three kinds of difference in functionalitys with icon on the pedestal 7.

See shown in Figure 2, when the scale pan 3 moves to weighing positions, chute 3-2 in convex tendon 3-1 on the scale pan 3 or the groove 3-3 is connected with carrier frame plate 6, behind arrangement of goods on the scale pan 3, insert carrier frame plate 6 among the scale pan 3 chute 3-2 and down move with the scale pan 3 and cause the distortion of LOAD CELLS 5 and Weighing; When the groove 3-3 of the scale pan 3 both sides or convex tendon 3-1 along guide groove 13 or lead muscle 15 and move forward to when shown in Figure 7, the scale pan 3 breaks away from carrier frame plates 6, and the scale pan 3 is spacing and lock by the spacing preiection 4-3 of loam cake 4 both sides, the scale pan 3 is covered display screen 8 and is played a protective role; When the groove 3-3 of the scale pan 3 both sides or convex tendon 3-1 along guide groove 13 or lead muscle 15 again to moving forward to when shown in Figure 8, spill the battery 2 on the loam cake 4, and the scale pan 3 is also spacing by the second spacing preiection 4-2 of loam cake 4 both sides, change battery 2.

Claims

1, a kind of portable pocket electronic scales, it is characterized in that: comprise pedestal (7) and and the loam cake (4) of its load, the scale pan (3) that is connected circuit board (12), LOAD CELLS (5), the battery (2) between pedestal (7) and the loam cake (4) and is arranged on loam cake (4) top and can moves with respect to loam cake (4), display screen (8) on the circuit board (12) is positioned at the anterior window (4-4) of loam cake (4), and the knob (1) that is contained on the loam cake (4) is corresponding with the switch (11) on the circuit board (12); Pedestal (7) and loam cake (4) both sides are provided with guide groove (13) or lead muscle (15), guide groove (13) or lead muscle (15) and be provided with opening (14), the opening (14) that its both end sides of carrier frame plate (6) that is connected with LOAD CELLS (5) is positioned at guide groove (13) or leads muscle (15) is located, the convex tendon (3-1) of the scale pan (3) both sides or groove (3-3) and guide groove (13) or lead muscle (15) and match, the scale pan (3) when meter is heavy is connected with carrier frame plate (6); The scale pan (3) is positioned at display screen (8) top of loam cake (4), the spacing preiection (4-3) of loam cake (4) and the scale pan (3) locking.

2, portable pocket electronic scales according to claim 1 is characterized in that: the chute (3-2) that matches with carrier frame plate (6) is arranged in the convex tendon (3-1) of the described scale pan (3) both sides, and chute (3-2) distolateral seal carrier frame plate (6) spacing.

3, portable pocket electronic scales according to claim 1 is characterized in that: the chute (3-2) that matches with carrier frame plate (6) is arranged in the groove (3-3) of the described scale pan (3) both sides, and chute (3-2) distolateral seal carrier frame plate (6) spacing.

4, according to the described portable pocket electronic scales of one of claim 1 to 3, it is characterized in that: described opening (14) is positioned at guide groove (13) or leads the middle part or the rear portion of muscle (15).

5, according to the described portable pocket electronic scales of one of claim 1 to 3, it is characterized in that: described convex tendon (3-1) or groove (3-3) are positioned at the front side or the rear side of the scale pan (3).

6, according to the described portable pocket electronic scales of one of claim 1 to 3, it is characterized in that: the sidepiece of described loam cake (4) is provided with two spacing preiections (4-3), and the scale pan (3) rear portion is arranged between two spacing preiections (4-3).

7, portable pocket electronic scales according to claim 1, it is characterized in that: described loam cake (4) is provided with the battery hole (4-1) that battery (2) is installed, the bottom of battery hole (4-1) has and its all-in-one-piece flexure strip (4-5), the end of flexure strip (4-5) is provided with button (4-6), have between the end of flexure strip (4-5) and the button (4-6) battery (2) sidepiece is carried out spacing slot (4-7), the distolateral socket (4-8) that is provided with less than cell diameter of battery hole (4-1), just have, the shell fragment of negative pole pin (9) is fixed on the circuit board (12) and is positioned at this socket (4-8), and the negative pole pin of shell fragment (9) is arranged on the bottom of battery hole (4-1), and with respect to the opposite of button (4-6).

8, according to claim 1 or 7 described portable pocket electronic scaless, it is characterized in that: the front portion that the both sides of described loam cake (4) are positioned at spacing preiection (4-3) also is provided with second spacing preiection (4-2), and the rear side of the scale pan (3) is fastened on second spacing preiection (4-2).

9, portable pocket electronic scales according to claim 7 is characterized in that: described socket (4-8) is with respect to the opposite of flexure strip (4-5).

10, according to claim 1 or 7 described portable pocket electronic scaless, it is characterized in that: be respectively equipped with scale lid (3) on the described pedestal (7) and move to the icon of weighing, blocking display screen and expose battery.

11, portable pocket electronic scales according to claim 1 is characterized in that: described display screen (8) is a LCDs, and LCDs is fixed on the supporting plate (10), and supporting plate (10) is fixedly connected on again on the circuit board (12).