CN203881231U - Manual-automatic-integrated braking tape - Google Patents
Manual-automatic-integrated braking tape Download PDFInfo
- Publication number
- CN203881231U CN203881231U CN201420166359.1U CN201420166359U CN203881231U CN 203881231 U CN203881231 U CN 203881231U CN 201420166359 U CN201420166359 U CN 201420166359U CN 203881231 U CN203881231 U CN 203881231U
- Authority
- CN
- China
- Prior art keywords
- brake block
- braking
- fork
- block
- manual
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model relates to a tape, and particularly relates to a manual-automatic-integrated braking tape. The manual-automatic-integrated braking tape comprises a tape box, a swing rod braking block is installed in the tape box in a rotatable manner, a braking reed is connected with the swing rod braking block, and the manual-automatic-integrated braking tape also comprises an operating button used for driving the swing rod braking block to swing in a reciprocating manner. Because the operating button can drive the swing rod braking block to swing in the reciprocating manner, the operating button can be manually controlled to drive the swing rod braking block to recover braking even the braking reed loses efficacy during a using process, and the problem that a present self-braking tape cannot brake when the braking reed loses efficacy is solved.
Description
Technical field
The utility model relates to tape measure, particularly a kind of auto-manual brake.
Background technology
Tape measure is as a kind of dimensional measuring instrument, because of its small and exquisite easy-to-use and easy to carry welcome that is subject to all trades and professions staff.Wherein, brake is to use at present a kind of tape measure comparatively widely.Present brake, chi band needs hand push button to formulate chi band after pulling out, and after release button, chi band reclaims, and during for the longer size of measurement, during use, need to pin hand push button, and inconvenience when measuring, once and also unclamp and easily hurt sb.'s feelings.
Application number be disclosed in 20062016659.5 Chinese patent document can positioning tapeline be a kind of self-retention tape measure, this tape measure comprises chi box, chi band, braking spring, fork brake block, locking key, locking key comprises control lever, and one end of braking spring is fixedly connected with chi box, the other end is connected with fork brake block.The principle of work of this tape measure is: when not pressing locking key, pull out chi band, chi band can drive the deflection of fork brake block, now brakes spring compressed, brakes spring and can drive the reset of fork brake block at once chi band brake to be located after relieving chi band; When pressing locking key, in the deflection of fork brake block, move and the braking location that comes loose to chi band, chi band can automatic winding.Although this tape measure can be realized the Braking mode to chi band, but because this spring is top spring, and by controlling mode that masthead presses, order about the braking that comes loose of fork brake block while using, therefore, once braking spring lost efficacy, fork brake block cannot reset, i.e. the fork brake block braking action that just cannot recur.
Summary of the invention
The purpose of this utility model is to provide a kind of auto-manual brake, the problem that cannot brake after braking spring lost efficacy to solve existing self-retention tape measure.
In order to address the above problem, auto-manual brake of the present utility model adopts following technical scheme: auto-manual brake, comprise chi box, in chi box, be rotatably equipped with fork brake block, on fork brake block, be connected with braking spring, also comprise for driving the action button of fork brake block reciprocally swinging.
Described braking spring is for for when braking of coming loose at fork brake block, it is stretched and pulls fork brake block to recover the extension spring of braking when it resets.
On chi box, offer the swivelling chute for the assembly manipulation button that leads, offer for installing the mounting hole of fork brake block in action button, action button is enclosed within on fork brake block.
Action button is provided with hook portion, and braking spring hangs in action button by hook portion.
In described chi box, be provided with the limited block for stoping fork brake block to be rotated to chi box inner side by retarder location, limited block is positioned at the side away from chi box center of fork brake block.
The beneficial effects of the utility model: because action button of the present utility model can drive fork brake block reciprocally swinging, even if braking in use spring lost efficacy, by manual control operation button, can drive fork brake block to recover braking, solve the problem that existing self-retention tape measure cannot be braked after braking spring lost efficacy.
Further, action button is enclosed within on fork brake block, and that this connected mode has advantages of is simple in structure, be convenient to assembling.
Further, when limited block can prevent that the reset response power due to braking spring is excessive and makes fork brake block recover braking, cross retarder location and rotate to chi box inner side, thereby can avoid fork brake block excessive and damage chi band to the damping force of chi band.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of auto-manual brake of the present utility model;
Fig. 2 be auto-manual brake of the present utility model embodiment 1 remove the inner structure schematic diagram after upper shell;
Fig. 3 be auto-manual brake of the present utility model embodiment 1 remove the inner structure schematic diagram after upper shell and spring box;
Fig. 4 is the syndeton schematic diagram of action button and fork brake block.
Embodiment
The embodiment 1 of auto-manual brake of the present utility model, as Figure 1-4: this auto-manual brake comprises chi box, fork brake block 7, braking spring 10 and for driving the action button 12 of fork brake block 7 reciprocally swingings.This tape measure can be realized hand brake and the Braking mode of fork brake block, wherein by braking spring, can automatically drive fork brake block to brake, and can brake by manual drives fork brake block by action button, thereby avoided the problem that fork brake block cannot be braked after braking spring lost efficacy.
This chi box is enclosed and is formed by upper shell 1 and lower casing 2.On the central shaft of lower casing 1, be arranged with chi spring 4, be connected with chi band 5 on chi spring 4, chi band 5 is wound on the outside of chi spring 4, and chi band 5 is provided with spring box 3 with the outside of chi spring 4, and spring box 3 is provided with the resigning hole passing through for chi band 5.
Fork brake block 7 and braking spring 10 are assemblied in lower casing 2, and the edge of lower casing 2 is provided with chi band outlet 16, and lower casing 2 inside are installed with the fixedly brake block 6 corresponding with fork brake block 7, this fixedly brake block 6 be positioned near chi band outlet 16.Fixedly the end face of one end of the close fork brake block 7 of brake block 6 is constant inclined surface.In the present embodiment, the place, the upper right corner of lower casing 2 is located in chi band outlet 16, and fixedly brake block 6 is arranged at the upper left side of chi band outlet 16, and fork brake block 7 is assemblied in the fixedly bottom of brake block 6.In other embodiments, chi band outlet can also be located at other position on tooth box, can according to the position of chi band outlet to fork brake block and fixedly the position of brake block adjust.
On lower casing 2, in the fixing below of brake block 6, be installed with rotation axis 8, one end of fork brake block 7 is provided with the pilot hole 13 coordinating with rotation axis inserting, and extend rotation axis 8 front and back, and fork brake block 7 is rotated and is assemblied on lower casing 2 with pilot hole 13 by rotation axis 8.The other end of fork brake block 7 is free end, and free-ended end face is the swing inclined-plane 71 corresponding with constant inclined surface.Fork brake block 7 has retarder location and conciliates lock-bit.When fork brake block 7 is during in retarder location, the swing inclined-plane of fork brake block clamps chi band near coordinating mutually with the fixing constant inclined surface of brake block, thereby can realize the braking to chi band; When fork brake block is when separating lock-bit, the swing inclined-plane of fork brake block and the fixedly constant inclined surface of brake block are separated, the braking that can come loose to chi band, and chi band freely leads to motion; When fork brake block changes solution lock-bit into by retarder location, fork brake block rotates to chi box outside, clockwise rotates; When fork brake block is when separating lock-bit and change retarder location into, fork brake block rotates to chi box inner side, rotates counterclockwise.Excessive and damage chi band for fear of fixing brake block and fork brake block clamping force when to chi band brake, the design will be coated resilient material on the opposed end of fixedly brake block and fork brake block, namely swings and on inclined-plane and constant inclined surface, is provided with respectively resilient material.In other embodiments, also can save this resilient material.
On upper shell 1, offer the swivelling chute 11 for the assembly manipulation button 12 that leads, swivelling chute 11 can limit the movement travel of action button 12.In action button 12, offer for installing the mounting hole of fork brake block, action button 12 is enclosed within on fork brake block 7.Action button 12 is provided with hook portion 14, and braking spring 10 hangs in action button 12 by hook portion 14.In the present embodiment, braking spring 10 is extension spring, and when fork brake block comes loose braking, extension spring is stretched, and when extension spring resets, pulls fork brake block to recover braking.Extension spring is arranged at the left side of fork brake block 7, and lower casing 2 is provided with spring stationary shaft 9, and one end of extension spring is fixedly connected with spring stationary shaft 9, and the other end of extension spring is fixedly connected with action button 12.In other embodiments, braking spring can also be top spring, and this top spring is arranged at a side of the close Chi He edge of fork brake block.
In order to prevent that the excessive fork brake block that makes of reset response power due to braking spring 10 from crossing retarder location and continue to rotate to chi box inner side by separating lock-bit when retarder location move, thus cause fork brake block to the damping force of chi band excessive and damage chi band.The design is provided with the limited block 15 for stoping fork brake block to be rotated to chi box inner side by retarder location in chi box, and this limited block 15 is positioned at the side away from chi box center of fork brake block 7, and in the present embodiment, limited block is positioned at rotation axis right side.In other embodiments, can also save limited block.
The use procedure of above-described embodiment 1: when chi band 5 is drawn out, chi band 5 will drive fork brake block 7 to right rotation, fork brake block is in separating lock-bit, and braking spring 10 is stretched, and now chi band 5 can freely be pulled out; When unclamping chi band 5, braking spring 10 will automatically reset, and under the pulling of braking spring 10, can make fork brake block 7 reach retarder location to right rotation, and fork brake block 7 coordinates compression chi band 5 with fixing brake block 6, and chi band 5 is stagnated no longer backrush; When needs are regained chi band, the action button 12 that turns clockwise, action button 12 will drive fork brake block 7 to be moved to separating lock-bit by retarder location, and fork brake block 7 will no longer compress chi band 5, and now chi band 5 can freely be regained; And when braking spring lost efficacy, by being manually rotated counterclockwise action button 12, can drive fork brake block 7 to move to retarder location by separating lock-bit, can make fork brake block recover braking.
This auto-manual brake can be realized braking by manual and automatic driven in two modes fork brake block.That this auto-manual braking volume has advantages of is simple in structure, cost is low, easy to use.
In other embodiment of the present utility model, between action button and fork brake block, the gear trains such as driving lever can also be set, action button is connected by gear train with fork brake block.
Claims (4)
1. auto-manual brake, comprise chi box, in chi box, be rotatably equipped with fork brake block, on fork brake block, be connected with braking spring, it is characterized in that: also comprise for driving the action button of fork brake block reciprocally swinging, on chi box, offer the swivelling chute for the assembly manipulation button that leads, offer for installing the mounting hole of fork brake block in action button, action button is enclosed within on fork brake block.
2. auto-manual brake according to claim 1, is characterized in that: described braking spring is for it is stretched and pulls fork brake block to recover the extension spring of braking when it resets when coming loose braking at fork brake block.
3. auto-manual brake according to claim 1, is characterized in that: action button is provided with hook portion, and braking spring hangs in action button by hook portion.
4. according to the auto-manual brake described in any one in claim 1-3, it is characterized in that: in described chi box, be provided with the limited block for stoping fork brake block to be rotated to chi box inner side by retarder location, limited block is positioned at the side away from chi box center of fork brake block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166359.1U CN203881231U (en) | 2014-04-08 | 2014-04-08 | Manual-automatic-integrated braking tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166359.1U CN203881231U (en) | 2014-04-08 | 2014-04-08 | Manual-automatic-integrated braking tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881231U true CN203881231U (en) | 2014-10-15 |
Family
ID=51681719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420166359.1U Expired - Fee Related CN203881231U (en) | 2014-04-08 | 2014-04-08 | Manual-automatic-integrated braking tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203881231U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437829A (en) * | 2015-12-04 | 2016-03-30 | 华北石油管理局总医院 | Medical inspection pen |
| CN106091857A (en) * | 2016-07-15 | 2016-11-09 | 安徽机电职业技术学院 | Multifunction flexible rule |
-
2014
- 2014-04-08 CN CN201420166359.1U patent/CN203881231U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437829A (en) * | 2015-12-04 | 2016-03-30 | 华北石油管理局总医院 | Medical inspection pen |
| CN105437829B (en) * | 2015-12-04 | 2017-04-05 | 华北石油管理局总医院 | A kind of medical inspection pen |
| CN106091857A (en) * | 2016-07-15 | 2016-11-09 | 安徽机电职业技术学院 | Multifunction flexible rule |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203881231U (en) | Manual-automatic-integrated braking tape | |
| CN104161020B (en) | Turn to outlet automatic fishing rod | |
| CN203836039U (en) | Hydraulic brake system | |
| CN210589057U (en) | Magnetic suction type pull claw hydraulic puller | |
| CN206251742U (en) | A kind of automatic pull rope of pet | |
| CN203451755U (en) | Warp beam device for manufacturing base cloth | |
| CN203602304U (en) | Safety brake | |
| CN207160621U (en) | A kind of safety suspension structure that high-altitude construction is built for room | |
| CN203458797U (en) | Speed regulator of toy car | |
| CN204655825U (en) | A kind of from speed-limited life line | |
| CN205327310U (en) | Electric bicycle's brake mechanism | |
| CN202481055U (en) | Side brake and total brake type hardware caster | |
| CN207683585U (en) | A kind of single-wheel brake gear based on lever construction | |
| CN207955612U (en) | The hand braking control mechanism of automobile oil pressure | |
| CN204407205U (en) | Manual spring operating mechanism | |
| CN202044465U (en) | Brake mechanism of mechanical surgical bed | |
| CN203981047U (en) | Steel tape with automatic slow-down device | |
| CN209315081U (en) | A kind of Travelling trunk pulling handle convenient for towing | |
| CN208732496U (en) | A kind of elevator brake with non-return cam | |
| CN209250049U (en) | A kind of wheelbarrow switch operating rocker handle | |
| CN206033107U (en) | Dish formula hoist engine of stopping | |
| CN203670099U (en) | Mechanical braking device of vertical axis wind generating set | |
| CN206679985U (en) | A kind of braking type cable unwinding device | |
| CN207313012U (en) | A kind of elevator brake | |
| CN205855897U (en) | A kind of crane brake |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20170408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |