CN201145534Y

CN201145534Y - Band tape with automatic lock and push receive tape structure

Info

Publication number: CN201145534Y
Application number: CNU2007201843128U
Authority: CN
Inventors: 吴其联
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-10-10
Filing date: 2007-10-10
Publication date: 2008-11-05
Anticipated expiration: 2017-10-10

Abstract

The utility model discloses a tape measure with an automatic locking and pressing take-up structure, comprising a measure box assembled by a measure shell bottom and a measure shell cap, a stop block, a spring, a button and a tape which are assembled in the measure box, wherein, a through hole of the button is pivoted with a convex axis on the measure shell bottom; the stop block is pivoted with the convex axis on the measure shell bottom through an intermediate hole, and an elastic body is arranged on the end face part of the stop block and is supported and matched with the upper end face of the tape; elasticity of the spring is pressed onto the surface of the tape through the front part of the elastic body on the stop block; and the button is positioned on the upper end of the measure shell bottom. The bottom end face of the button is arranged in a fixed gap and is in sliding match with the upper inclined end face of the stop block; the bottom end face of the button is directly pressed on the upper inclined plane of the stop block so as to form force which pushes the inclined plane of the stop block to rotate along the cylindrical convex axis on the measure shell bottom when the button slides downwards along a matched oval groove, thereby the elastic body of the stop block is separated from the tape to achieve the aim of taking up the tape. The tape measure has the advantages of simple structure, low cost, and easy and convenient assembly and operation.

Description

Have auto lock and push the tape measure of take-up structure

Technical field

The utility model relates to the tape measure technical field, is specially a kind ofly to have auto lock and push the tape measure of take-up structure.

Background technology

Existing tape measure singly has not been the survey instrument of engineering construction personnel special use, has become the product of professional and herbal.The technical performance index that will possess simultaneously is to portably use conveniently, and the folding and unfolding quick and safe is cheap, firm and durable, outward appearance novelty, comfortable feel.Be manually to pull out in use with the most steel ruler band of steel tape now, inconvenience is used in withdrawal automatically, and security performance is relatively poor, and the too fast easy wound finger of retraction speed is not too suitable in many places.Chinese utility model patent as application number 200420020153.4 has disclosed a kind of steel tape that stretches out the chi band automatically, comprises housing, is wound on the steel ruler band in the housing and is located at chi band navigation button on the housing; It is characterized in that being provided with in the described housing reel free to rotate, reel is provided with and batches structure; Described steel ruler tape wrapping is on this reel, and its outer end is connected with the chi hook that is positioned at outside the housing.Press the button the action that the steel ruler band relies on the elasticity of self that reel is rotated to realize the steel ruler band to stretch out housing gradually automatically from the reel during use, with finishing manual withdrawal.Both relatively though than the former improvement is arranged, move nothing but the steel ruler band conversely.Can't finish auto lock and the action of pushing take-up.For the frequent occasion that needs to change measurement length, frequent manual withdrawal certainly will influence result of use, and presses the button the steel ruler band stretches out housing from reel the also extremely difficult control of length.

Summary of the invention

Technical problem to be solved in the utility model is at above-mentioned deficiency, provide a kind of utilize button, scotch, spring and reach cooperating of chi interband from the purpose of sword iron band and can be in the withdrawal process stop at any time too fastly may hinder the hand situation and can be parked in having auto lock and pushing the tape measure of take-up structure of the length wanted to reduce to take back to receive because of chi.

The technical scheme that the utility model adopted is: have auto lock and push the tape measure of take-up structure, comprise by at the bottom of the chi shell and the equipped chi box that constitutes of chi cap, be provided with equipped mutually scotch in the chi box, be loaded at the bottom of the chi shell pickup groove and the spring between the interstitial hole of scotch, button and circumvolution are in the chi core and cooperate the chi band of chi mouth; Wherein: protruding axle at the bottom of the through hole pivot joint chi shell of button; The protruding axle of scotch at the bottom of by interstitial hole and chi shell articulates, and is elastic body at scotch front end face, and connects with chi band upper surface and to cooperate; Spring force is by on the anterior compressing of the scotch elastic body chi mark face; On button is positioned at the bottom of the chi shell.

The technical measures of taking also comprise:

In order to increase fiting effect, the inclined-plane, upper end of the bottom face butt scotch of above-mentioned button.

Excessive braking deadlock or the components damage that causes scotch to contact with chi band in the chi core and occur of amplitude during for fear of button press is shaped on a compression leg that is used for spacing button at the bottom of the above-mentioned chi shell, compression leg axially and the upper left end face of brake block perpendicular.

For reaching preferable braking effect, above-mentioned scotch front end face is the encapsulate layer for elastic body.

In order to increase imporosity and to avoid the spring dislocation, be shaped on fixedly tongue of spring at the bottom of the above-mentioned chi shell, match in this spring fixed groove and rib position that fixedly tongue is corresponding with the chi cap.

At least one securing member pushed down and be equipped with to the chi core stem stem that runs through with chi cap center pit at the bottom of the above-mentioned chi shell through compressing tablet.

For using feel better, be fitted with belt hook with chi cap periphery at the bottom of the above-mentioned chi shell, and the button column at the bottom of the chi shell is socketed with also and carries band.

Compared with prior art, protruding axle at the bottom of the through hole of the utility model button pivot joint chi shell; The protruding axle of scotch at the bottom of by interstitial hole and chi shell articulates, and is elastic body at scotch front end face, and connects with chi band upper surface and to cooperate; Spring force is by on the anterior compressing of the scotch elastic body chi mark face; On button is positioned at the bottom of the chi shell; Thereby form the scotch design concept of angle compressing braking.The bottom face of button in fixed air gap with scotch on angled end-face slippery; The button bottom face directly is pressed on the scotch ramp, when cooperating oval groove position glide promote the power of scotch inclined-plane along chi shell at the bottom of cylinder protruding axle rotation into one when button to go, reach the recoverable purpose of chi band with the disengaging of chi band contact site thereby form the scotch elastic body.It is simple in structure, and is with low cost, assembles and operate easy and convenient.

Description of drawings

Fig. 1 is the sectional structure synoptic diagram of the utility model embodiment;

Fig. 2 is each parts decomposition texture synoptic diagram of Fig. 1.

Embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Fig. 1 is to shown in Figure 2: have auto lock and push the tape measure of take-up structure, comprise, be provided with equipped mutually scotch 11 in the chi box by at the bottom of the chi shell 5 and the chi cap 9 equipped chi boxes that constitute, spring 10, button 6 and circumvolution at the bottom of the chi core 7 and chi core cap 8 in chi band 13; 5 protruding 5c at the bottom of the through hole 11a pivot joint chi shell of scotch 11, match with chi band 13 in scotch 11 front portions;

Spring 10 two ends are connected at the bottom of the chi shell between 5 the pickup groove 5d and scotch 11 interstitial hole 11b; The thrust of spring 10 is transmitted to scotch 11 and makes on the anterior compressing of scotch elastic body chi band 13 tape band surfaces; Button 6 is positioned at the bottom of the chi shell 5 upper end, the mating holes 6a of button cooperates with rotating shaft 5a at the bottom of the chi shell, thereby thereby button 6 bottom 6b have in fixed air gap at the bottom of the chi shell rotating shaft 5a rotation to be moved and push down that angled end-face makes the scotch rotation displacement that scotch 11 and chi band 13 surfaces are thrown off on the scotch.When loosing one's grip, button is playbacked because thereby the elastic force of spring 10 itself make the scotch counter-rotating make inclined-plane, scotch 11 upper end promote to move in the bottom face 6b place of button, scotch be returned to again with the formed angle of chi belt surface in.Scotch 11 rotates at the rotating shaft 5c that does at the bottom of the chi shell 5 under the effect of spring 10, thereby reaches the effect of self-locking and take-up.

Excessive braking deadlock or the components damage that causes scotch to contact with chi band in the chi core and occur of amplitude when button 6 is pushed, 5 have a compression leg 5b at the bottom of the chi shell, stop motion during button contact stud 5b.

For reaching preferable braking effect, above-mentioned scotch 11 front end faces are the encapsulate layer for elastic body.

For the reasonable ingenious design of integral body, the spring at the bottom of the chi shell fixedly prevents that spring from coming off in tongue 5d and chi cap 9 corresponding fixed groove and rib positions in button pressed downwards and knockout process.Chi core stem stem 3 is played three screws for independent part need assemble after the back is pushed down with compressing tablet 2; Label panel 1 also is to need to play three screws after the independent part assembling to fix; Integral body is used four screw stationary housings more afterwards.

For using feel better, the chi shell is furnished with leather sheath 4 in addition.5 belt hooks 15 equipped at the bottom of the chi shell with chi cap 9, and 5 button column 5e also is socketed with to carry and is with 16 at the bottom of the chi shell

In actual applications, the user can hold tape measure, and thumb is put on the button 6, and little finger of toe, middle finger, forefinger, the third finger are put on the relevant position of chi shell bottom.Scotch 11 and the oppression state that chi band 13 is maintained fixed under the effect of spring 10 have stoped the automatic retraction of chi band 13, do not pull out chi band 13 but do not influence, and the power of pulling out chi band 13 is a bit big slightly.

The using method of correct withdrawal chi band 13 is: earlier with thumb gently press push button 6 make scotch 11 form the gap between rotating shaft 5c rotation back and the chi band 13 at the bottom of the chi shell, elimination acts on the pressure of chi band, the chi band 13 that is arranged in chi mouth outside in circumvolution under the effect of the returning spring power of chi core, slowly reclaim chi band 13, loosen button 6 after the length of wanting to you, thumb is not exerted all one's strength and is got final product, and makes tape measure stop immediately, realizes batch (-type) withdrawal chi band.Certainly,, and firmly hold chi hook 8 with hand and can overcome spring force, can make things convenient for and pull out chi band 13 smoothly earlier with thumb press push button 6 gently.

The utility model is by forming the scotch design of compressing braking with the chi band under the effect of spring and scotch, not only realized the auto lock location of chi band when pulling out reliably, and the feasible push-button design that reclaims the chi band of pushing, it is simple in structure, laborsaving durable, with low cost, assemble and operate easy and convenient.

Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims

1, has auto lock and push the tape measure of take-up structure, comprise by (5) at the bottom of the chi shell and the equipped chi box that constitutes of chi cap (9), be provided with equipped mutually scotch (11) in the chi box, be loaded at the bottom of the chi shell pickup groove (5d) and the spring (10) between the interstitial hole (11b) of scotch (11), button (6) and circumvolution are in the chi core and cooperate the chi band (13) of chi mouth (12); It is characterized in that: (5) protruding axles (5a) at the bottom of the described chi shell of through hole (6a) pivot joint of described button (6); Scotch (11) articulates by the protruding axle (5c) of interstitial hole (11a) with (5) at the bottom of the chi shell, and cooperates for elastic body connects with described chi band (13) upper surface at scotch (11) front end face; Spring (10) elastic force is by on the anterior compressing of scotch (11) described chi band (13) the chi face; Button (6) is positioned at (5) upper end at the bottom of the chi shell.

2, the tape measure that has auto lock and push the take-up structure according to claim 1 is characterized in that: the inclined-plane, upper end of the described scotch of bottom face (6b) butt (11) of described button (6).

3, the tape measure that has auto lock and push the take-up structure according to claim 2 is characterized in that: (5) are shaped on a compression leg (5b) that is used for spacing button (6) at the bottom of the described chi shell, compression leg axially and the upper left end face of brake block perpendicular.

4, according to claim 1 or the 2 or 3 described tape measures that have auto lock and push the take-up structure, it is characterized in that: described scotch (11) front end face is the encapsulate layer for elastic body.

5, the tape measure that has auto lock and push the take-up structure according to claim 4, it is characterized in that: (5) are shaped on fixedly tongue (5d) of spring at the bottom of the described chi shell, match in this spring fixed groove and rib position that fixedly tongue (5d) is corresponding with chi cap (9).

6, the tape measure that has auto lock and push the take-up structure according to claim 5 is characterized in that: at least one securing member pushed down and be equipped with in (5) with the chi core stem stem (3) that chi cap (9) center pit runs through through compressing tablet (2) at the bottom of the described chi shell.

7, the tape measure that has auto lock and push the take-up structure according to claim 6 is characterized in that: (5) and chi cap (9) periphery are fitted with belt hook (15) at the bottom of the described chi shell, and the button column (5e) of (5) also is socketed with and carries band (16) at the bottom of the chi shell.