CN2645029Y - Band tape cushioning device - Google Patents
Band tape cushioning device Download PDFInfo
- Publication number
- CN2645029Y CN2645029Y CN 03209661 CN03209661U CN2645029Y CN 2645029 Y CN2645029 Y CN 2645029Y CN 03209661 CN03209661 CN 03209661 CN 03209661 U CN03209661 U CN 03209661U CN 2645029 Y CN2645029 Y CN 2645029Y
- Authority
- CN
- China
- Prior art keywords
- tape
- chi
- chi band
- pivot
- tape measure
- 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
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Abstract
The utility model discloses a tape buffer device arranged at the entrance of the tape box, comprising a body. The tape buffer device is characterized in that: two pivot shafts are arranged in the both sides of the body, two pivot holes are arranged in the tape box and matched with the pivot shafts, and a flexible reset device is arranged on the body. The tape buffer device has the capacity to relieve the impulsive force not only caused by the tape head at the withdrawal of the tape, but also caused by the upper shift of the tape for the tape falling to protect the tongue piece of the tape from damage effectively. The utility model has the advantages of ingenious conception, reasonable integral arrangement, extremely simple structure in the tape box. The anti-loss rate can be greatly improved without increasing the size of the tape.
Description
Technical field
The utility model relates to a kind of slow tape measure flushing device that is installed in band tape gateway place, is used for alleviating the impulsive force of chi band head when tape measure reclaims, and alleviates tape measure and cause impulsive force when moving on the chi band because of falling, and plays the effect of protecting chi band tongue piece.
Background technology
The existing tape measure that batches automatically generally comprises chi tape drum and interior chi band thereof, and the chi tape wrapping is being equipped with on the winding stand that rewinds spring, and chi is taken inlet out of and is provided with a block, the chi band backrush at the end the bending tongue piece of its head be stuck in this block front end.Usually the chi band in backrush at the end owing to rewind the inertia effect of spring, chi band tongue piece can impact chi and take inlet out of, can cause the bending of chi band tongue piece like this or damages, and influence the measuring accuracy and the normal use of tape measure.The patent No. provides a kind of Shock-absorbing tape for the utility model patent of 01245740.X, and its block has elastic buffer structure on chi band direction.The sort buffer device is to be purpose with the impulsive force of alleviating chi band tongue piece, so its action of giving can only can not be alleviated the impact of other directions of chi band tongue piece to chi tape drum inboard.
Therefore, chi band tongue piece is blocked in chi and takes out of under the inlet state, and tape measure falls or when running into miscellaneous part, chi band tongue piece below is just impacted, this moment chi band tongue piece just by upward to extruding, follow This move, the chi band also moves up, and can cause the damage of chi band, chi band tongue piece like this.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of impulsive force of chi band head when tape measure reclaims of can alleviating at above-mentioned prior art present situation; can alleviate tape measure again and cause impulsive force when moving on the chi band because of falling, be used for the tape measure snubber assembly of protecting chi band tongue piece not damaged.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of tape measure snubber assembly, its chi that is installed on the chi tape drum is taken the porch out of, comprise body, the technical measures of taking comprise: be provided with two pivots in body two sides, on the chi tape drum, be shaped on two pivot holes that match with pivot, and on body, be provided with elasticity reset device.
The technical measures of taking for the optimization such scheme also comprise:
When reliably slowing down backrush and fall or the suffered impulsive force of chi band tongue piece when running into miscellaneous part, above-mentioned body has elastic buffer structure on the flexible direction of chi band better, is added to effectively on this elastic buffer structure along the power of rewinding the winding stand circumferencial direction of spring thereby impulsive force is dissolved to tape measure.
Further optimize such scheme, the elastic buffer structure that has on the flexible direction of chi band at body is the winding foldable structure that a side-looking is " bow " font, feasible better effects if of slowing down this impulsive force.
Above-mentioned one embodiment of optimizing is shaped on two projections at above-mentioned body with the offside that chi band tongue piece contacts a side, and pivot is separately positioned on the roughly middle part on this two projection.
The embodiment of above-mentioned another optimization is shaped on two projections at described body with the offside that chi band tongue piece contacts a side, and described pivot connects in the terminal one of this two projection and is provided with, and, be provided with a flexure strip that protrudes from described pivot in this side of described body.
In order to make elastic buffer structure promptly reliably play force balance, evenly slow down the effect of impulsive force, it is out of control to prevent from again to skid, above-mentioned two pivots are arranged on described body contacts a side with chi band tongue piece offside two limits, described pivot cross section is square, and described two pivot holes are square
Same, two pivots are arranged on described body contacts a side with chi band tongue piece offside two limits, and, be provided with a flexure strip in this side of described body, also can play to make elastic buffer structure promptly reliably play force balance, evenly slow down the effect of impulsive force, can prevent the effect out of control of skidding again.
Compared with prior art; advantage of the present utility model is by being provided with two pivots in body two sides; on the chi tape drum, be shaped on two pivot holes that match with pivot; and on body, be provided with elasticity reset device; can alleviate the impulsive force of chi band head when tape measure reclaims; can alleviate tape measure again and cause impulsive force when moving on the chi band because of falling, can protect chi band tongue piece not damaged effectively.Its exquisite composition, integral installation is reasonable, and the mechanism that is positioned at the chi tape drum is extremely simple, under the situation of the volume that does not increase tape measure, can improve the anti-loss rate of tape measure greatly.
Description of drawings
Fig. 1 is that the utility model embodiment one cooperates the assembling synoptic diagram with tape measure.
Fig. 2 is the synoptic diagram of the utility model embodiment two.
Fig. 3 is the synoptic diagram of the utility model embodiment three.
Fig. 4 is the synoptic diagram of the utility model embodiment four.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Fig. 1 is extremely shown in Figure 4, a kind of tape measure snubber assembly, and its chi that is installed on the chi tape drum 1 is taken inlet 11 places out of, comprise body 2, be provided with two pivots 21 in body 2 two sides, on chi tape drum 1, be shaped on two pivot holes 12 that match with described pivot 21, and on described body 2, be provided with elasticity reset device.Snubber assembly can adopt the resin of energy integral molded plastic moulding, and suitably strengthens at armed lever body base portion.When reliably slowing down backrush and fall or the suffered impulsive force of chi band tongue piece 31 when running into miscellaneous part, it is better to have an elastic buffer structure at body 2 on the flexible directions of chi band 3, is added to effectively on this elastic buffer structure along the power of rewinding the winding stand circumferencial direction of spring thereby impulsive force is dissolved to tape measure; Further prioritization scheme is that the elastic buffer structure that has on chi band 3 flexible directions at body 2 is the winding foldable structure that a side-looking is " bow " font, feasible better effects if of slowing down this impulsive force.This snubber assembly can adopt the resin of energy integral molded plastic moulding, and suitably strengthens at body 2 base portions.
Tape measure snubber assembly of the present utility model such as above-mentioned structural group become, so after 3 rollings of chi band, the chi band tongue piece 31 of chi band head in case with the catch of relief means because this impact, catch the base portion of body 2 as fulcrum, rotate below to chi band rolling direction, when pivot 21 did not have projecting part in addition, body 2 as fulcrum, rotated the base portion of projecting part to tape measure rolling direction top, be catch and body 2 towards chi band 3 rolling direction torsional deformations, absorb impact capacity.
Can alleviate the impulsive force of chi band head when tape measure reclaims thus, can alleviate tape measure again and cause impulsive force when moving on the chi band because of falling, can protect chi band tongue piece not damaged effectively.Its exquisite composition, integral installation is reasonable, and the mechanism that is positioned at the chi tape drum is extremely simple, under the situation of the volume that does not increase tape measure, can improve the anti-loss rate of tape measure greatly.
Fig. 1 is that the utility model embodiment one cooperates the assembling synoptic diagram with tape measure.The offside that contacts a side at body 2 and chi band tongue piece 31 is shaped on two projections 22, pivot 21 is separately positioned on the roughly middle part on this two projection 22, elasticity reset device is exactly the part projection 22 in pivot 21 outsides, when chi band tongue piece 31 is subjected to the impact next from the below, snubber assembly 1 will be the fulcrum rotation with pivot 21, the part projection 22 in pivot 21 outsides just is against the flexible rule box inwall, makes snubber assembly 1.
Fig. 2 is the synoptic diagram of the utility model embodiment two.The offside that contacts a side at body 2 and chi band tongue piece 31 is shaped on two projections 22, described pivot 21 connects setting in these two projections, 22 terminal one, and, be provided with a flexure strip 4 that protrudes from described pivot 21 in described body 2 these sides, these flexure strip 4 elasticity reset devices, it is the material that warping property is arranged, as long as there is warping property also can make with the same injected plastics material of snubber assembly.
Fig. 3 is the synoptic diagram of the utility model embodiment three.Two pivots 21 are arranged on described body 2 contacts a side with chi band tongue piece 31 offside two limits, and described pivot 21 cross sections are square, and described two pivot holes 12 are square.Square and pivot 21 with certain flexibility can both can rotate slightly and can reset.
Fig. 4 is the synoptic diagram of the utility model embodiment four.Same, two pivots 21 are arranged on described body 2 contacts a side with chi band tongue piece 31 offside two limits, and, being provided with a flexure strip 4 in described body 2 these sides, flexure strip 4 is elasticity reset devices.
Several optimum examples 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 (7)
1, a kind of tape measure snubber assembly, it is installed in chi on the chi tape drum (1) and takes inlet (11) out of and locate, comprise body (2), it is characterized in that: be provided with two pivots (21) in described body (2) two sides, on described chi tape drum (1), be shaped on two pivot holes (12) that match with described pivot (21), and on described body (2), be provided with elasticity reset device.
2, a kind of tape measure snubber assembly as claimed in claim 1 is characterized in that: described body (2) has elastic buffer structure on the flexible direction of chi band (3).
3, a kind of tape measure snubber assembly as claimed in claim 2 is characterized in that: the elastic buffer structure that described body (2) has on the flexible direction of chi band (3) is the winding foldable structure that a side-looking is " bow " font.
4, as claim 1 or 2 or 3 described a kind of tape measure snubber assemblys, it is characterized in that: the offside that contacts a side at described body (2) with chi band tongue piece (31) is shaped on two projections (22), and described pivot (21) is separately positioned on the roughly middle part on this two projection (22).
5, as claim 1 or 2 or 3 described a kind of tape measure snubber assemblys, it is characterized in that: the offside that contacts a side at described body (2) with chi band tongue piece (31) is shaped on two projections (22), described pivot (21) connects setting in the terminal one of this two projection (22), and, be provided with a flexure strip (4) that protrudes from described pivot (21) in this side of described body (2).
6, as claim 1 or 2 or 3 described a kind of tape measure snubber assemblys, it is characterized in that: described two pivots (21) are arranged on described body (2) contacts a side with chi band tongue piece (31) offside two limits, described pivot (21) cross section is square, and described two pivot holes (12) are square.
7, as claim 1 or 2 or 3 described a kind of tape measure snubber assemblys, it is characterized in that: described two pivots (21) are arranged on described body (2) contacts a side with chi band tongue piece (31) offside two limits, and, be provided with a flexure strip (4) in this side of described body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03209661 CN2645029Y (en) | 2003-08-12 | 2003-08-12 | Band tape cushioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03209661 CN2645029Y (en) | 2003-08-12 | 2003-08-12 | Band tape cushioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2645029Y true CN2645029Y (en) | 2004-09-29 |
Family
ID=34289035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03209661 Expired - Fee Related CN2645029Y (en) | 2003-08-12 | 2003-08-12 | Band tape cushioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2645029Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868428A (en) * | 2014-03-22 | 2014-06-18 | 朱明龙 | Tape measure protection device |
| CN108398069A (en) * | 2017-02-08 | 2018-08-14 | 米沃奇电动工具公司 | With the tape measure by the helical spring extension and retraction system that can be changed pre-formed stress |
| US11092418B2 (en) | 2017-02-08 | 2021-08-17 | Milwaukee Electric Tool Corporation | Tape measure with variable preformed stressed spiral spring retraction system |
-
2003
- 2003-08-12 CN CN 03209661 patent/CN2645029Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868428A (en) * | 2014-03-22 | 2014-06-18 | 朱明龙 | Tape measure protection device |
| CN103868428B (en) * | 2014-03-22 | 2016-06-08 | 芮光萍 | Tape measure protector |
| CN108398069A (en) * | 2017-02-08 | 2018-08-14 | 米沃奇电动工具公司 | With the tape measure by the helical spring extension and retraction system that can be changed pre-formed stress |
| US11092418B2 (en) | 2017-02-08 | 2021-08-17 | Milwaukee Electric Tool Corporation | Tape measure with variable preformed stressed spiral spring retraction system |
| CN108398069B (en) * | 2017-02-08 | 2021-12-14 | 米沃奇电动工具公司 | Tape measure with coil spring retraction system subject to variable pre-stress |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |