CN2268927Y - Dial level scale - Google Patents

Abstract

The utility model relates to a pointer level scale, which is characterized in that besides a scale beam, a weight, a scale hook and a scale knob, the utility model also comprises a pointer and two sector measuring scale boards, and the two sector measuring scale boards are opposite and are symmetrically connected as integration. In addition, the scale beam is divided into a heavy arm rod used for hanging the weight and a force arm rod used for hanging the scale hook, the pointer is fixed on one end of the heavy arm rod via the root part, and the end is hinged with one end of the force arm rod and is pivoted in the rotation centers of the two sector measuring scale boards via a pin shaft. The utility model has the advantages of convenient carrying, high resolution, high sensitivity and good repeatability. Meanwhile, the both sides of the scale boards are provided with measuring indication lines, so sellers and buyers can simultaneously and clearly see the measuring value and easily monitor.

Description

The pointer-type lever scale

The utility model belongs to the weighing instrument in the measuring equipment, specifically is a kind of lever scale.

People be unable to do without the weighing scale in daily life, and common weighing scale has steelyard, on-ground weigher, spring balance and electronic scales etc.Current, have in the operation of fixing sales counter in the shop in cities and towns, market etc., popularized and used electronic scales, but in vast rural area and country trade, because of participating in the ＂ businessman ＂ personnel instability of individual trade, and terms of trade are also relatively poor, so except that there being the minority personnel to use the electronic scales, mostly still adopt traditional steelyard.Because the resolution of traditional steelyard is low, client is difficult to monitor that traditional in addition steelyard inherent structure utilizes for easily indivedual illegal businessman, and the fraudulent activity of giving short weight damages the interests of customers, so traditional steelyard is classified as the row of forbidding at present.Although but forbid that replace because of there being for the moment easy, cheap weighing scale, traditional steelyard is prohibited and more than with repeating injunctions.Spring balance have carry, advantage easy to use, but because of its spring be difficult in the mill accomplish every all consistent, and use after a period of time or condition such as Yin Wendu when changing, elastic force will change, weighing can not keep accurately, so spring balance also is difficult to generally promote.

The purpose of this utility model provides a kind of pointer lever scale of similar steelyard, its still have carry as traditional steelyard, easy to use, the advantage that price is low, but also have higher precision, goods, Gu Shuanfang can both be clear that the weighing value simultaneously.

The utility model of realizing above-mentioned purpose also includes the arm beam of steelyard, sliding weight of steelyard, steelyard hook and the lifting cord of steelyard, in addition, also include a pointer and two blocks of opposing and symmetrical fan-shaped weighing scale plates that fuse among the design, and, the arm beam of steelyard in the utility model is divided in order to the weighing arm bar that hangs sliding weight of steelyard with in order to two kinds of the arm bars that hang steelyard hook, pointer is fixed on weighing arm bar one end with its root, and this end is hinged with an end of arm bar again and pivotly joins center of rotation at two fan-shaped weighing scale plates by a bearing pin; Can accurately locate (heavy, between arm bar no longer take place to rotate mutually) between heavy when making weighing, the arm of force, the utility model respectively is provided with one below this pin joint on weighing arm bar and the arm bar can block the stop bit flange that ends mutually; The lifting cord of steelyard is attached on the scale plate.Structure is seen thus, and in the utility model, the angle between pointer and weighing arm bar is relatively-stationary, preferably gets approximate 90 degree; Be hinged between weighing arm bar and arm bar, and below this two bars upper link point, be provided with the stop bit flange, then in fact, weighing arm bar, arm bar and pointer in the utility model are Trinitarian, and by a bearing pin with its two ends stand in the axle bed of two fan-shaped weighing scale plate centers of rotation, then when mentioning (or claiming to hang) when being connected the lifting cord of steelyard weighing on the scale plate, can produce the rotation with respect to fan-shaped weighing scale plate of weighing arm bar, arm bar and pointer trinity ground, then the scale value on sliding weight of steelyard and the pointer institute cuing scale plate is the weighing value.

Generally speaking, rotating shaft connecting structure is the wearing and tearing easily of long back between in use, or the long back easy-to-rust that makes moist, and then the edge of a knife of handy similar balance is paid structure.The also available knife rest of above-mentioned bearing pin and shaft base structure is paid and is replaced in the utility model, promptly weighing arm bar one end of fixed pointers and arm bar one end are connected on the edge of a knife frame, this edge of a knife frame with its edge of a knife shelf rest on the edge of a knife seat that is located at fan-shaped weighing scale plate center of rotation.

For making of the present utility model one can have bigger weighing range to scale, the utility model can become adjustable structure to the Position Design of sliding weight of steelyard on the weighing arm bar, also can become adjustable structure to the Position Design of steelyard hook on arm bar.The structure that realizes last purpose is: be provided with sliding weight of steelyard displacement slot and several sliding weight of steelyards by integer kilogram counting of adapting to the bar appearance in the weighing arm bar and hold the extension caulking groove, the scale plate is provided with several and holds that the extension caulking groove matches and the weighing index line that measures kilogram decimal with several sliding weight of steelyards.The structure that realizes back one purpose is: be provided with steelyard hook displacement slot and several steelyard hooks by integer kilogram counting of adapting to the bar appearance in arm bar and hold the extension caulking groove, have several and hold that the extension caulking groove matches and the weighing index line that measures kilogram decimal with several steelyard hooks on the scale plate.Then in use can according to institute's weighing amount (as one kilogram with interior, five kilograms with interior still ten kilograms with interior or more than) adjust the position of sliding weight of steelyard or steelyard hook, to make things convenient for weighing.For being convenient for carrying, weighing arm bar in the utility model can be designed to segmentation structure, as the weighing arm bar being divided into two sections of hinge all-in-one-pieces, sliding weight of steelyard is arranged on the outer end of the one section weighing arm bar in the outside, and correspondingly the scale plate is provided with two and weighing index lines of metering kilogram decimal corresponding with two sliding weight of steelyard positions.

The utility model has the advantages that use, easy to carry, during weighing, after sliding weight of steelyard is had good positioning, as long as goods is hung on the steelyard hook, pointer just can indicate weight immediately, and it uses also more convenient than traditional steelyard, and, all there is the weighing index line on the two sides on the scale plate, and goods, Gu Shuanfang can be clear that the weighing value simultaneously, monitors easily; And the utility model also has resolution, sensitivity is higher and the characteristics of good reproducibility.

Embodiment of the present utility model as shown in drawings.Below in conjunction with drawings and Examples the utility model is described specifically.

Description of drawings:

Fig. 1 is the forward synoptic diagram of an embodiment of the utility model.

Fig. 2 is the forward synoptic diagram of another embodiment of the utility model.

Fig. 3 pays the forward synoptic diagram of structure embodiment for edge of a knife in the utility model.

See by embodiment illustrated in fig. 1, this pointer lever scale includes the necessary arm beam of steelyard of general steelyard, sliding weight of steelyard 1, steelyard hook 11 and the lifting cord of steelyard 8, in addition, also include a pointer 5 and two blocks of opposing and symmetrical fan-shaped weighing scale plates 6 that fuse, have curved form groove and weighing index line 7 on this scale plate 6.The arm beam of steelyard in the utility model is by constituting in order to the weighing arm bar 2 of suspension sliding weight of steelyard 1 with in order to the arm bar that hangs steelyard hook 11, on weighing arm bar 2, be shaped on a sliding weight of steelyard displacement slot 3 that adapts to the bar appearance and five in the present embodiment and hang caulking groove 4 by holding of integer kilogram counting, be shaped on a steelyard hook displacement slot 12 that adapts to the bar appearance and two steelyard hooks by integer kilogram counting and hold and hang caulking groove 13 on arm bar 10, correspondingly scale plate 6 is provided with five and holds with sliding weight of steelyard and to hang that caulking groove 4 and steelyard hook hold that extension caulking groove 13 matches and the weighing index line 7 that measures kilogram decimal; Weighing arm bar 2, arm bar 10 consist of one with pointer 5 threes, its structure is: pointer 5 is fixed on weighing arm bar 2 one ends with its root, one end of this end and arm bar is hinged on same bearing pin 9, this bearing pin 9 pivotly joins in the axle bed of the center of rotation of two fan-shaped weighing scale plates 6 with its two ends again, respectively is provided with one and can blocks the stop bit flange 15,14 that ends mutually below this pin joint on weighing arm bar 2 and the arm bar 10.Number in the figure 8 is the lifting cord of steelyard, and this lifting cord of steelyard 8 is attached on the scale plate 6.

Its structure embodiment illustrated in fig. 2 and the foregoing description are basic identical, difference is that weighing arm bar 2 is divided into two joints 16,18, two pole bodies at one end portion are integral with pivot pin 17 hinges, sliding weight of steelyard 1 is fixed on the outer end of outside weighing arm bar 18, and correspondingly scale plate 6 is provided with four and holds that the extension caulking groove matches and the weighing index line 7 that measures kilogram decimal with two sliding weight of steelyard positions and steelyard hook.This kind weighing arm bar 2 is the lever scale of segmental structure, except that adjusting the position of sliding weight of steelyard 1 according to weighing size, also can be the superimposed gathering of weighing arm bar 16,18 turnovers, and be embedded in 6 of two blocks of scale plates with arm bar 10 is folding, make and be more convenient for carrying.

Embodiment illustrated in fig. 3 and above-mentioned two embodiment main difference parts are, the mechanism that relatively rotates between the arm beam of steelyard and the scale plate is that the edge of a knife of similar balance is paid structure.See by figure, in the present embodiment, be hinged to one by a pivot pin 21 between weighing arm bar 16 1 ends of fixed pointers 5 and arm bar 10 1 ends, and being top-loaded with an edge of a knife frame 22 at the end of weighing arm bar 16, this edge of a knife frame 22 is being located on two edge of a knife seats 20 between fan-shaped weighing scale plate 6 centers of rotation with its edge of a knife shelf rest.

Claims (5)

1, a kind of pointer lever scale that includes the arm beam of steelyard, sliding weight of steelyard, steelyard hook and the lifting cord of steelyard is characterized in that also including a pointer (5) and two blocks of opposing and symmetrical fan-shaped weighing scale plates (6) that fuse; The arm beam of steelyard is divided in order to the weighing arm bar (2) that hangs sliding weight of steelyard (1) with in order to hang the arm bar (10) of steelyard hook (11), pointer (5) is fixed on weighing arm bar (2) one ends with its root, this end is hinged with an end of arm bar (10) again and pivotly joins center of rotation at two fan-shaped weighing scale plates (6) by a bearing pin (9), and the below that weighing arm bar (2) and arm bar (10) are gone up this pin joint respectively is provided with one and can blocks the stop bit flange (15,14) that ends mutually; The lifting cord of steelyard (8) is attached on the scale plate (6).

2, according to the described pointer lever scale of claim 1, the weighing arm bar (2) of an end of it is characterized in that being hinged is connected on the edge of a knife frame (22) with arm bar (10), this edge of a knife frame (22) with its edge of a knife shelf rest on the edge of a knife seat (20) that is located at fan-shaped weighing scale plate center of rotation.

3, according to claim 1 or 2 described pointer lever scales, it is characterized in that weighing arm bar (2) is provided with the sliding weight of steelyard displacement slot (3) that adapts to the bar appearance and several sliding weight of steelyards by integer kilogram counting and holds and hang caulking groove (4), scale plate (6) is provided with several and holds that extension caulking groove (4) matches and the weighing index line (7) that measures kilogram decimal with several sliding weight of steelyards.

4, according to claim 1 or 2 described pointer lever scales, it is characterized in that arm bar (10) is provided with the steelyard hook displacement slot (12) that adapts to the bar appearance and several steelyard hooks by integer kilogram counting and holds and hang caulking groove (13), scale plate (6) is provided with several and holds that the extension caulking groove matches and the weighing index line that measures kilogram decimal with several steelyard hooks.

5, according to claim 1 or 2 described pointer lever scales, it is characterized in that weighing arm bar (2) is divided into two sections of hinge all-in-one-pieces (16,18), sliding weight of steelyard (1) is arranged on the outer end of outside weighing arm bar (18), and scale plate (6) is provided with two and weighing index lines (7) of metering kilogram decimal corresponding with two sliding weight of steelyard positions.

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