CN205505882U

CN205505882U - Flexible rule

Info

Publication number: CN205505882U
Application number: CN201620345293.1U
Authority: CN
Inventors: 杨玉进
Original assignee: Qingdao Huashun Tools Factory
Current assignee: Qingdao Huashun Tools Factory
Priority date: 2016-04-14
Filing date: 2016-04-14
Publication date: 2016-08-24
Anticipated expiration: 2026-04-14

Abstract

The utility model belongs to the technical field of measure the measuring tool, particularly, relate to a flexible rule. Including the flexible rule body, the flexible rule body includes inboard hollow structure's shell, the inboard center part of shell is equipped with the fixed axle, the cover is equipped with the spring on the fixed axle, the flexible rule body still includes the chi strip, the chi strip passes through the spring and the fixed axle twines in the inside cavity of shell, the chi strip outside is equipped with bending structures's hook pieces, the chi strip is equipped with elastic sucking disc on outside bending structures's the hook pieces, be equipped with the magnifying glass near chi strip department on the shell, still be equipped with the manual gear adjustment switch that is used for alternateing hook pieces and sucking disc measurement mode on the shell. The utility model discloses it can measuring object scope to have increased flexible rule, and the reading is convenient and accurate more, and the global design is rational in infrastructure, conveniently carries and uses, and reading accurate has reduced the cost of work.

Description

A kind of tape measure

Technical field

This utility model belongs to measurement measurer technical field, a kind of tape measure.

Background technology

Tape measure is survey tool conventional in industry and schedule life, and the shell of tape measure is as hollow Structure, inside arranges spring and can automatically be shunk by tape measure, during reality is measured, tape measure When length is measured in pull-out, really elongate scale and the length of spring, to be measured complete after, volume Can automatically shrink under the effect of the elastic force that the spring inside chi produces after elastic deformation, scale exists Also and then shrinking under the effect of spring force, tape measure will automatic roll up to all bouncing back to housing Inside.Owing to tape structure rationally and is easy to carry, so that it is widely used, but such as The most measured body surface is bright and clean, and the hook of tape measure one end cannot exert a force, and measures process dyschezia To produce a desired effect, tape measure in use there is also to read and facilitates not and accurate simultaneously Etc. problem.

Summary of the invention

This utility model cannot exert a force on bright and clean object for conventional tape measure and reading is inadequate Convenient and accurately etc. problem and a kind of novel tape measure is proposed.

In order to achieve the above object, this utility model is to use following technical scheme to realize :

A kind of tape measure, including tape measure body, described tape measure body includes the shell of inner side hollow structure, described Shell medial center position is provided with fixing axle, and described fixing axle is set with spring, and described tape measure body also wraps Including chi bar, described chi bar is wrapped in the cavity of enclosure by spring and fixing axle, described chi bar outermost Side is provided with the hook tabs of bending structure, and the hook tabs of described chi bar outermost bending structure sets resilient sucker, At chi bar, it is being provided with magnifier on described shell, described shell is being additionally provided with for converting hook tabs and sucker The manual regulation stall switch of metering system.

As preferably, the sheathing material of described tape measure is vulcanie, described shell have two substantially parallel Supporting surface and connect the two supporting surface seamlessly transit curved surface.

As preferably, described hook tabs uses the connected mode that can rotate relative to chi bar, and described sucker is circular cone Shape or hemispherical, the number of described sucker is two.

As preferably, described magnifier is flexibly connected with shell, described shell offers and can be revolved by magnifier Go to the notch of enclosure.

As preferably, what described shell was provided with manually regulates shelves for convert hook tabs and sucker metering system Bit switch is divided into three, upper, middle and lower gear.

Compared with prior art, advantage of the present utility model and having the active effect that

This utility model arranges two suckers in the chi bar front end of tape measure, and further by before chi bar The hook tabs of the hook of end and whole chi bar are designed to rotatable connected mode, thus increase volume The object range that chi can be measured；Near reading Design enlargement mirror make reading convenient and Accurately, and the most also magnifier can be rotated to enclosure, prevent magnifier The damage of magnifier during tape measure transport and use；In addition this utility model gear and its His design of each parts entirety is rational in infrastructure, is convenient for carrying and uses, and accuracy of reading reduces The cost of work.

Accompanying drawing explanation

Fig. 1 is tape structure schematic diagram of the present utility model.

Each reference is: 1. tape measure body, 2 shells, 3 chi bars, 4 hook tabs, 5 suckers, 6 magnifieres, 7 manual regulation stall switches, 8 notches.

Detailed description of the invention

In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, under This utility model is described further by face in conjunction with the accompanying drawings and embodiments.It should be noted that In the case of not conflicting, the feature in embodiments herein and embodiment can be mutually combined.

Elaborate a lot of detail in the following description so that fully understanding that this practicality is new Type, but, this utility model can be different from other modes described here with employing to be implemented, Therefore, this utility model is not limited to the restriction of specific embodiment of description described below.

Embodiment 1, the present embodiment as shown in Figure 1 provides the concrete structure of a kind of tape measure, bag Including tape measure body 1, tape measure body 1 includes the shell 2 playing protection and supporting role, shell 2 Inside be the structure of hollow, the hollow structure within shell 2 provides chi bar 3 to be involved in shell 2 The place of the fixing axle of inside and fixed ruler bar 3.Fixing axle is set with spring (this Embodiment is fixed axle and spring is conventional component, therefore not shown in figure, fix axle and bullet The concrete structure of spring), chi bar 3 is carried out by spring and fixing axle jointly, and draws at chi bar 3 Thering is provided the elastic force that chi bar automatic rotary can go back to contracting after going out, the outermost at chi bar 3 is provided with chi The hook tabs 4 of bar 3 bending structure, is provided with bullet in the hook tabs 4 of chi bar 3 outermost bending structure The sucker 5 of property, during measurement can selection hook tabs according to the actual needs 3 catch on testee or The sucker 5 of person's elasticity holds the object being not easy to be hooked on, for convenience reading, reduces and reads Number error, on shell 2, the place near reading is provided with a small-sized magnifier 6.Cause For tape measure in the present embodiment when reality is measured, tape measure mode relatively-stationary with measured object product has Hook tabs 4 and 5 two kinds of sucker, so in order to ensure the accurate of measurement, be additionally provided with use on shell In the manual regulation stall switch 7 of conversion hook tabs 4 and sucker 5 metering system, hook tabs 4 and suction When dish 5 is fixed relative to position from object, difference manual regulation stall switch 7 is to different positions, Thus reduce systematic error, improve the accuracy of reading further.

In order to improve the service life of tape measure, shell 2 material of tape measure uses vulcanie, outward The global shape of shell 2 is flat-shaped hollow structure, and the shape of shell 2 cross section can be circular, Can also be oval, shell 2 has two substantially parallel supporting surfaces and connects the two Supporting surface seamlessly transit curved surface, have opening, opening in the place that chi bar 3 stretches out and is involved in Place can arrange dottle pin, to reduce when chi bar 3 comes in and goes out and the abrasion of opening part, prevents chi bar 3 Excessive wear and cause reading unintelligible.

In order to further facilitate the measurement of object size under different situation, hook tabs 4 uses can be relative In the connected mode that chi bar 3 rotates, and the global shape of sucker 5 is coniform or hemispherical, The number of sucker 5 is two, and two suckers 5 are corresponding distribution in hook tabs.Magnifier 6 and shell 2 are flexibly connected, and offer on shell 2 and can be rotated to shell 2 by magnifier 6 Notch 8.Owing to how frangible the material of magnifier 6 is, and transport, at tape measure, processes such as carrying In, if magnifier 6 stretches out shell 2, it is easily caused it and damages, therefore will in the present embodiment Magnifier 6 is designed to the structure that can rotate within shell 2.

For convenience tape measure use, shell 2 is provided with for converting hook tabs 4 and sucker 5 The manual regulation stall switch of metering system is divided into three, upper, middle and lower gear.When manually regulation Driving switch 7 uses sucker 5 to fix, when manual regulation stall switchs 7 when being positioned at the top When bottom, the front end using hook tabs 4 that chi bar 3 is measured position is fixed；And work as When manual regulation stall switch 7 is positioned at topmost with bottom, chi bar 3 can only pull out laterally And inwardly bounce back and need bigger pressure；When manual regulation stall switch 7 is positioned at centre, chi Bar 3 can be retracted to the inside of shell 2 under the effect of spring force automatically.

The above, be only preferred embodiment of the present utility model, is not to this practicality The restriction of novel other form of work, any those skilled in the art take off possibly also with above-mentioned The technology contents shown is changed or is modified as the Equivalent embodiments of equivalent variations is applied to other neck Territory, but every without departing from technical solutions of the utility model content, according to skill of the present utility model Any simple modification, equivalent variations and the remodeling that above example is made by art essence, still falls within The protection domain of technical solutions of the utility model.

Claims

1. a tape measure, including tape measure body, described tape measure body include inner side hollow structure shell, described outside Shell medial center position is provided with fixing axle, and described fixing axle is set with spring, and described tape measure body also wraps Including chi bar, described chi bar is wrapped in the cavity of enclosure by spring and fixing axle, it is characterised in that: Described chi bar outermost is provided with the hook tabs of bending structure, and the hook tabs of described chi bar outermost bending structure sets Resilient sucker, described shell is being provided with magnifier at chi bar, described shell is being additionally provided with use Manual regulation stall switch in conversion hook tabs and sucker metering system.

A kind of tape measure the most according to claim 1, it is characterised in that: the sheathing material of described tape measure is hard Rubber, described shell has two substantially parallel supporting surfaces and connects the smoothed of the two supporting surface Cross curved surface.

A kind of tape measure the most according to claim 2, it is characterised in that: described hook tabs uses can be relative to chi bar The connected mode rotated, described sucker is coniform or hemispherical, and the number of described sucker is two.

A kind of tape measure the most according to claim 3, it is characterised in that: described magnifier is with shell activity even Connect, described shell offers and magnifier can be rotated the notch to enclosure.

A kind of tape measure the most according to claim 4, it is characterised in that: described shell be provided with for converting The manual regulation stall switch of hook tabs and sucker metering system is divided into three, upper, middle and lower gear.