CN2319778Y

CN2319778Y - Flexible rule of adding deflection

Info

Publication number: CN2319778Y
Application number: CN 98201304
Authority: CN
Inventors: 刘禹君
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-02-16
Filing date: 1998-02-16
Publication date: 1999-05-19
Anticipated expiration: 2008-02-16

Abstract

The utility model relates to a flexible rule for adding deflection, which is formed by a flexible ruler which is arranged in a flexible rule casing, and the lower rivet of the flexible ruler is provided with one supporting ruler which is used for resisting force moment produced by an overlong ruler which is pulled out without occurrence of the condition of being angled; the back end of the supporting ruler is provided with a long movable hole for absorbing the phase difference between the ruler and the supporting ruler after being pulled out (or rolled up); the back end of the supporting ruler is longer than the back end of the ruler by a small segment so that the ruler canhorizontally slide when pulled out or rolled up. The utility model can enable one operator to easily perform various suspending measuring operations to enhance work efficiency.

Description

Increase the tape measure of degree of standing upright

The utility model relates to a kind of tape measure.

As shown in Figure 1, can pull out a rectangular chi tool 12 before the housing 11 of known tape measure 1,12 of chi tools are as a rectangular plate shape metal, front end all is fixed with a slice hook portion 13 (as shown in Figure 2), the rear end then has a delthyrium 14, this delthyrium 14 can be worn with a hyoplastron 16 for the flexible member 15 in the tape measure housing 11 and stride and hook, and chi tool 12 is subjected to the influence of flexible member 15 and tool furls function automatically.After chi tool 12 is pulled out, can borrow the metal rigidity of itself and reach suitable degree of standing upright, but pull out when oversize and can surpass the allowed band that metal material power own can support, so it is unsettled in level, vertically during unsettled, oblique unsettled Measuring Object, as long as surpass the scope that allows, the chi tool must be under gravity and gravitational influence and is caused bending, so that can't a people measure fast, waste many times.Therefore, new improved procedure is promptly arranged in order to address the above problem the people, for example:

1, increase the thickness of chi tool, so that metal material power strengthens, but shortcoming is to gain in weight, and feels consumption power on the contrary in use.

2, increase the width of chi tool, so that the increasing of metal material power, but shortcoming is the volume that increases housing, makes the hand support be difficult for support on the contrary and holds.

3, increase the crimpness of chi tool, existing chi tool has promptly had crimpness, can make the Du Gengjia that stands upright though increase the back, but furls and can have any problem when reclaiming.

The purpose of this utility model provides a kind of tape measure that can increase degree of standing upright behind the chi tool of pulling out.

For achieving the above object, the utility model is taked following design proposal: a kind of tape measure of increase degree of standing upright, it is to be provided with a chi tool of reeling in a housing, an end of flexible member links in this chi tool and the housing, after making the chi tool be drawn out outside the housing, borrow the restoring force of flexible member and tool collapses into the ability in the housing, the front end of chi tool is with two rivet rivet clasps, one dihedral buckle, and the surface of chi tool is provided with equidistant scale, it is characterized in that: under the posterior segment of this chi tool riveting establish one section with the chi tool the similar and same widths support chi of kissing subsides again, the end of this support chi is provided with a long movable span, make the hyoplastron of the flexible member front end in the shell pass long movable span 51, wear again on the delthyrium of chi tool, and support chi rear end has more a bit ofly than chi tool rear end, when pulling out or furl, reach the function of smooth slippage with the chi tool.

Can change under the stage casing of chi tool or back segment and be provided with one section support chi, and will support chi front end rivet clasp with rivet, and the nearly rear end of support chi is provided with a long movable span, this long movable span can be located under the chi tool rear end by riveting through rivet.

Can change the front end rivet clasp that will support chi with rivet in the posterior segment of chi tool, and support chi central authorities add a movable span, this support chi is divided into the second support chi, a movable span is respectively established in the front and back end of this support chi, to support chi central authorities and second through rivet and support the riveting alive of chi front end under the chi tool, the hyoplastron of flexible member then can pass the movable span of two support chi rear ends, and on chi tool delthyrium.

The tape measure that increases degree of standing upright the chi tool easily produce crooked place below, the support chi of one section and kissing subsides similar with the chi tool is established in riveting, and is the state that splices mutually.And the end of support chi is length than the chi tool, and this end has a movable span, this movable span also cooperates the delthyrium of chi tool end, so that wearing, the hyoplastron of the flexible member front end in the tape measure housing strides, the alternate position spike that is produced when the chi tool is drawn out or be involved in the housing can be absorbed by movable span, so just, can make chi tool and support chi keep synchronously unlikely receipts (drawing) difficulty that causes.

So, in the time of just can allowing the chi tool be drawn out, be subjected to supportting the support of chi and can not produce the bending problem, and then spend with the length of Measuring Object (or high) accurately fast.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the synoptic diagram of existing tape measure

Fig. 2 is the exploded perspective view of existing tape measure

Fig. 3 is a stereographic map of the present utility model

Fig. 4 is the utility model exploded perspective view

Fig. 5 is a cut-open view of the present utility model

Fig. 6 is another structure cut-open view of the utility model

Fig. 7 is the utility model two structure cut-open views in addition

Fig. 8 furls stereographic map behind the chi tool for the utility model

Following according to the embodiment shown in the drawing, describe structure of the present utility model, function, effect and feature in detail:

As Fig. 3, shown in Figure 4, disclose among its figure a kind of tape measure 3 its to be provided with a chi tool 4 of reeling in the housing 31, this chi tool 4 links with an end of housing 31 interior flexible members 32, after making chi tool 4 be drawn out outside the housing 31, borrow flexible member 32 restoring forces and tool collapses into the ability of housing, it is characterized in that: the below riveting of these chi tool 4 posterior segments establish one section with chi tool 4 similar, the support chi 5 that width is identical and kissing pastes, support chi front end is fixed on the chi tool 4 times with rivet 46, the rear end then has more a bit of length L 1 (as shown in Figure 5) than chi tool 4, and nearly rear end has a long movable span 51, make the hyoplastron 33 of flexible member 32 front ends in the Flexible rule case pass long movable span 51, wear again on the delthyrium 42 of chi tool 4 ends, link the purpose that fastens and reach.This long movable span 51 can absorb the phase differential between two

chis

4,5 when chi tool 4 is pulled out (or backrush), so that chi tool 4 drawing, be not twisted in the compression process, and can be really and 5 proper cooperations of support chi, obtain the supporting degree that supports chi 5.The front end of this chi tool 4 is with rivet 45 rivet clasps one dihedral buckle 44, to be used for being used for measurement behind the hook object.

As shown in Figure 4, it can find to remove the overall appearance of the flexible member 32 behind the housing 31, and an end of this flexible member 32 has hyoplastron 33, and a neck groove 34 is arranged behind the hyoplastron 33, so that hyoplastron 33 can be worn on the delthyrium 42 of chi tool 4 ends; The end in addition of flexible member 32 then is rolled, and the transverse sheet 35 that central authorities are rolled into can be by build-in in housing central rods (not shown), so flexible member 32 has very big elastic force.

Cut-open view as shown in Figure 5, disclose the front end of chi tool 4 among the figure with rivet 45 rivet clasps one dihedral buckle 44, and the having one section support chi 5 and will support chi 5 front end rivet clasps with rivet 46 of chi tool 4 posterior segments, and the nearly rear end of support chi 5 is provided with movable span 51, can allow the hyoplastron 33 of flexible member 32 pass again on the delthyrium 42 of chi tool 4, and reach the purpose of binding, cause chi tool 4 to be drawn out when very long, also can there be support chi 5 to support the chi tool 4 of top down below, and make chi tool 4 be difficult for causing bending, and then reach the purpose of the unsettled measurement of long distance.

Another embodiment cut-open view as shown in Figure 6, if with Fig. 5 relatively, can find that then the stage casing chi tool 4A under is provided with one section support chi 5A, but the front end that supports chi 5 is with rivet 48A and chi tool 4A rivet clasp, a long movable span 52A is then established and with a rivet 47A and chi tool 4 rivet clasps in the rear end.Because the rear end of support chi 5A is not made 32A with elasticity unit and is fastened, so it is oversize that chi tool 4 can not be pulled out, can only under the complete situation that is drawn out by housing 31 in support chi 5 ends, implement, could obtain best result of use, but then the elongation degree of chi tool 4 is than for poor compared with previous examples, but the elongation degree that does not have a support chi 5 is length.This embodiment still is fit to the enforcement in the measurement.

Another structure cut-open view as shown in Figure 7, if compare with Fig. 5, then can find under the chi tool 4B in, back segment changes the front end riveting that will support chi 5B with rivet 46B, and support chi 5B central authorities add a movable span 53B, add the second support chi 6B under the support chi 5B, before this second support chi 6B, a movable span 61B is respectively established in the rear end, 62B, see through rivet 47B and pass chi tool 4B and two support chis 5,6 movable span 52B, 61B, live riveting under chi tool 4B and will support chi 5B central authorities and support tool 6B front end, the hyoplastron 33B of flexible member 32B then can pass two support chi 6B, the movable span 62B of 5B rear end, behind the 51B, stride again on the delthyrium 42B that is located at chi tool 4, and reach the purpose of binding.This kind structure is suitable for long chi tool 4B to be used, certainly can also similar gimmick make the N layer to consolidate chi tool 4B and be drawn out and not crooked, but the mode with chi tool, two layers of support chis etc. or three plies among the present embodiment is an illustrated embodiments, can make too thick and the effect that influence furls and pulls out of thickness increase on the contrary if increase the number of plies again.

As shown in Figure 9 furl stereographic map after the size, the outward appearance after the chi tool 4 that discloses a kind of tape measure 3 among the figure is involved in the housing 31, and allow whole chi tool 4 conceal in the housing 31 owing to the dogging of buckle 43 causes.

The utility model has the advantages that: when the chi tool is drawn out, be subjected to supportting the support of chi and can not produce the bending ask Topic, and then spend with the length of accurately measuring object (or high) fast; Can allow one man operation person more easily finish each Plant the work of unsettled measurement, to promote operating efficiency.

Claims

1, a kind of tape measure of increase degree of standing upright, it is to be provided with a chi tool of reeling in a housing, an end of flexible member links in this chi tool and the housing, after making the chi tool be drawn out outside the housing, borrow the restoring force of flexible member and tool collapses into the ability in the housing, the front end of chi tool is with two rivet rivet clasps, one dihedral buckle, and the surface of chi tool is provided with equidistant scale, it is characterized in that: under the posterior segment of this chi tool riveting establish one section with the chi tool the similar and same widths support chi of kissing subsides again, the end of this support chi is provided with a long movable span, make the hyoplastron of the flexible member front end in the shell pass long movable span 51, wear again on the delthyrium of chi tool, and support chi rear end has more a bit of than chi tool rear end.

2, the tape measure of increase degree of standing upright according to claim 1, it is characterized in that: change under the stage casing of chi tool or the back segment be provided with one section the support chi, and will support chi front end rivet clasp with rivet, and the nearly rear end of support chi is provided with a long movable span, this long movable span can be located under the chi tool rear end by riveting through rivet.

3, the tape measure of increase degree of standing upright according to claim 1, it is characterized in that: the posterior segment of chi tool changes the front end rivet clasp that will support chi with rivet, and support chi central authorities add a movable span, this support chi is divided into the second support chi, a movable span is respectively established in the front and back end of this support chi, to support chi central authorities and second through rivet and support the riveting alive of chi front end under the chi tool, the hyoplastron of flexible member then can pass the movable span of two support chi rear ends, and on chi tool delthyrium.