CN2914027Y - Electric flexible rule - Google Patents
Electric flexible rule Download PDFInfo
- Publication number
- CN2914027Y CN2914027Y CN 200620117162 CN200620117162U CN2914027Y CN 2914027 Y CN2914027 Y CN 2914027Y CN 200620117162 CN200620117162 CN 200620117162 CN 200620117162 U CN200620117162 U CN 200620117162U CN 2914027 Y CN2914027 Y CN 2914027Y
- Authority
- CN
- China
- Prior art keywords
- switch
- driving wheel
- tape
- electric band
- band tape
- 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
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- Tape Measures (AREA)
Abstract
An electric tape measure includes a shell (1), a driving wheel for driving the tape measure (21) movement, the second switch (9) adjusting manual operation and electric operation switch, and elastic parts (8) connected with the driving wheel (7) and the second switch (9) respectively, wherein the driving wheel (7) contacts with the surface (211) of the tape measure all along under the function of the elastic parts (8), realizing electrically collecting tape and electrically releasing tape, and reducing the risk of hand broken. When the electric tape measure is not powered up, the second switch (9) could be turned on, adjusting the pressure on the driving wheel (7) and the surface (211) of the tape measure and realizing manual operation function. The electric tape measure is also provided with a fixture block (10), which could fix the second switch (9) on two positioned, so in manual operation, the button does not need to be pressed down all along, which is convenient for operator's usage.
Description
Technical field
The utility model relates to a kind of electric band tape, especially a kind ofly can realize electronic and electric band tape manual function.
Background technology
U.S. bulletin patent discloses a kind of electric band tape No. 5875987, and it adopts depression bar and spring assembly that driving wheel and the tape measure face on the spool of being wrapped in are compressed or throws off.When driving wheel and tape measure face impaction state, tape measure can stretch out in the housing of electric band tape under the transmission of driving wheel, realizes electric functions; When pinning release-push, by the depression bar compression spring, when making driving wheel and tape measure emaciated face open state, automatic drawing back under the effect of the spring force of tape measure in the chi tube is realized manual function.But when electric band tape does not have electricity, need pin release-push always, driving wheel and tape measure face are thrown off all the time, could realize manual function.It is very inconvenient that the operator is used; And this electric band tape can not realize electronic footage, can only lean on spring force that tape measure is regained, and because spring force is bigger, in the process of manual withdrawal, tape measure tends to hurt operator's hand, and is abnormally dangerous.
The utility model content
For overcoming the deficiencies in the prior art, the purpose of this utility model is to provide a kind of and can realizes electronic and electric band tape manual function.And when electric band tape is electronic, slower when electric band tape is regained, be not easy to hinder hand.Need not to push down all the time hand switch, handled easily when electric band tape is manual
The technical scheme that its technical matters that solves the utility model adopts is: a kind of electric band tape, comprise: housing, be installed on the spool in the described housing, be wrapped in the elasticity tape measure on the described spool, the motor that has output shaft, the electric supply installation and first switch, wherein said first switch is electrically connected described motor and electric supply installation, so that control the running of described motor, described electric band tape also comprises gear train that connects with described motor and the driving wheel that connects with described gear train, described driving wheel is used for driving described tape measure motion, described electric band tape also comprises the flexible member that connects with described driving wheel, and the second switch that connects with described flexible member, wherein said driving wheel contacts with the surface of described tape measure under the effect of described flexible member all the time, and described second switch can be adjusted the pressure on the surface of described driving wheel and described tape measure.
Described electric band tape also comprises a fixture block, and described second switch is provided with draw-in groove, and described fixture block can be engaged in the described draw-in groove and be in the primary importance or the second place with fixing described second switch.
The beneficial effects of the utility model are: because driving wheel contacts with the surface of tape measure all the time, produce certain damping force like this, make it possible to achieve electronic footage and the electronic chi of putting, and slower when electronic withdrawal, be not easy to hinder hand.And when electric band tape does not have electricity, rotatable second switch, the pressure on adjustment driving wheel and tape measure surface achieves manual function; And, make the second switch can be two stationkeeping because electric band tape also is provided with a fixture block, so when realizing manual function, also need not push down switch all the time, the handled easily person uses.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described further.
Fig. 1 is the synoptic diagram of electric band tape of the present utility model.
Fig. 2 is the synoptic diagram that electric band tape of the present utility model removes cover.
Fig. 3 is an electric band tape vertical view of the present utility model.
Fig. 4 is the A-A cutaway view Amplified image among Fig. 1.
Wherein: 1. housing 11. shells 111. marks
112. mark 113. marks 114. marks
2. the surface of chi tube 21. tape measures 211. tape measures
22. spool 23. whirlpool springs 3. motors
31. motor output shaft 32. electric machine casings 321. grooves
4. electric supply installation 5. first switches 6. gear trains
61. worm screw 62. worm gears 63. first transmission shafts
64. friction pulley 7. driving wheels 71. second transmission shafts
8. flexible member 9. second switches 91. knobs
911. mark 92. draw-in grooves 10. fixture blocks
101. spring
Embodiment
As depicted in figs. 1 and 2, electric band tape comprises housing 1 and is installed on chi tube 2, the motor 3 that has output shaft, electric supply installation 4 and first switch 5 in the housing 1, wherein chi tube 2 comprises rotatable spool 22 and the whirlpool spring that is wrapped in the elasticity tape measure 21 on the spool 22 and can makes tape measure 21 automatic drawing backs, and motor 3 has the forward and backward function.First switch 5 is electrically connected motor 3 and electric supply installation 4, so that the running of control motor 3 realizes electronic put chi and footage.Electric supply installation 4 can be dry cell or rechargeable battery.
Also comprise the driving wheel 7 that connects with motor output shaft 31 in the electric band tape, driving wheel 7 utilizes the friction force on the surface 211 of itself and tape measure 21 to drive tape measure 21 motions.Motor 3 outsides are provided with the electric machine casing 32 of protection motor, and second switch 9 is rotatable to be coupled to (as shown in Figure 4) in the electric machine casing 32.Connect 8 (flexible member is a torsion spring in the present embodiment, and certainly, persons skilled in the art know that all flexible member can also comprise stage clip or the like, and the mounting means of second switch 9 changes thereupon) that have elastic component with driving wheel 7 and second switch 9 respectively.Driving wheel 7 contacts with the surface 211 of tape measure under the effect of flexible member 8 all the time, can adjust the pressure on the surface 211 of driving wheel 7 and tape measure by rotation second switch 9.
Second switch 9 comprises the primary importance and the second place, and when second switch 9 was in primary importance, driving wheel 7 was less with the pressure ratio on the surface 211 of tape measure, can realize manual function.When second switch 9 was in the second place, driving wheel 7 was bigger with the pressure ratio on the surface 211 of tape measure, but the friction force during the driving wheel motion is far longer than pressure, can drive the tape measure motion, realizes electric functions.When so second switch 9 is in primary importance, the pressure the when pressure on the surface 211 of driving wheel 7 and tape measure is in the second place less than second switch 9.
As shown in Figure 4, be fixed with the knob 91 of convenient rotation above the second switch 9, it can also buckle use (as shown in Figure 3) as belt.As shown in Figure 1, also be provided with mark 911 in the rotation 91, electric band tape shell 11 is provided with represents that 111 and expression of hand labeled are in the mark 112 of primary importance; 113 and the expression that also are provided with the electronic mark of expression are in the mark 114 of the second place.When mark 911 and mark 112 were relative, as shown in Figure 1, electric band tape was in manual function.When mark 911 and mark 113 were relative, electric band tape was in the electric functions (not shown).
As shown in Figure 1 and Figure 4, electric band tape also comprises a fixture block 10, and second switch 9 is provided with draw-in groove 92, and fixture block 10 can be engaged in the draw-in groove 92 with fixing second switch 9 and be in the primary importance or the second place.Electric machine casing 32 also is provided with groove 321, spring 101 1 ends are against groove 321, one end is against fixture block 10, when needs rotation second switch 9, stir fixture block 10 and move down, make fixture block 10 break away from draw-in groove 92, at this moment just can rotate second switch 9, after rotating to the another location, fixture block 10 makes fixture block 10 snap into 92 li of draw-in grooves under the elastic force effect of compression spring 101, thus the fixing position of second switch 9.
In motor output shaft 31 and driving wheel 7, be provided with gear train 6, as Fig. 2 and shown in Figure 4, gear train 6 comprises the worm screw 61 that connects with described motor output shaft 31, first transmission shaft 63 that connects with the worm gear 62 of worm screw 61 engagements, with worm gear 62 and the friction pulley 64 that is coupled to first transmission shaft 63, friction pulley 64 engagement driving wheels 7.
Like this, driving wheel 7 contacts with the surface 211 of tape measure all the time, just can realize electronic footage and the electronic chi of putting, and reduces the danger of hindering hand.And when electric band tape does not have electricity, rotatable second switch 9, the pressure that the surface of adjustment driving wheel 7 and tape measure is 211 achieves manual function; And, make the second switch 9 can be two stationkeeping because electric band tape also is provided with a fixture block 10, so when realizing manual function, also need not push down switch all the time, the handled easily person uses.
Claims (8)
1. electric band tape, comprise housing (1), be installed on the spool (22) in the described housing (1), be wrapped in the elasticity tape measure (21) on the described spool (22), the motor (3) that has output shaft, electric supply installation (4) and first switch (5), wherein said first switch (5) is electrically connected described motor (3) and electric supply installation (4), so that control the running of described motor (3), described electric band tape also comprises gear train (6) that connects with described motor (3) and the driving wheel (7) that connects with described gear train (6), described driving wheel (7) is used for driving described tape measure (21) motion, it is characterized in that: described electric band tape also comprises the flexible member (8) that connects with described driving wheel (7), and the second switch (9) that connects with described flexible member (8), wherein said driving wheel (7) contacts with the surface (211) of described tape measure under the effect of described flexible member (8) all the time, and described second switch (9) can be adjusted the pressure on the surface (211) of described driving wheel (7) and described tape measure.
2. according to the described electric band tape of claim 1, it is characterized in that: described flexible member (8) is torsion spring, extension spring or stage clip.
3. according to the described electric band tape of claim 1, it is characterized in that: described second switch (9) is rotatable to be coupled on the described housing (1).
4. according to the described electric band tape of claim 1, it is characterized in that: described second switch (9) comprises the primary importance and the second place, described second switch (9) is when being in primary importance, and the pressure on the surface (211) of described driving wheel (7) and described tape measure is less than the pressure of described second switch (9) when being in the second place.
5. according to the described electric band tape of claim 3, it is characterized in that: described second switch (9) connects the knob (91) of convenient rotation, described knob (91) but the double as belt buckle.
6. according to the described electric band tape of claim 3, it is characterized in that: described electric band tape also comprises a fixture block (10), described second switch (9) is provided with draw-in groove (92), and described fixture block (10) can be engaged in the described draw-in groove (92) and be in the primary importance or the second place with fixing described second switch (9).
7. according to the described electric band tape of claim 1, it is characterized in that: described gear train (6) comprises the worm screw (61) that connects with described motor output shaft (31), first transmission shaft (63) that connects with the worm gear (62) of described worm screw (61) engagement, with described worm gear (62) and the friction pulley (64) that is coupled to described first transmission shaft (63), and described friction pulley (64) meshes described driving wheel (7).
8. according to the described electric band tape of claim 6, it is characterized in that: described electric band tape also comprises second transmission shaft (71) that fixedly connects with described driving wheel (7), the rotatable described housing (1) that is coupled to of described second transmission shaft (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620117162 CN2914027Y (en) | 2006-05-15 | 2006-05-15 | Electric flexible rule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620117162 CN2914027Y (en) | 2006-05-15 | 2006-05-15 | Electric flexible rule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2914027Y true CN2914027Y (en) | 2007-06-20 |
Family
ID=38168627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620117162 Expired - Fee Related CN2914027Y (en) | 2006-05-15 | 2006-05-15 | Electric flexible rule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2914027Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091857A (en) * | 2016-07-15 | 2016-11-09 | 安徽机电职业技术学院 | Multifunction flexible rule |
-
2006
- 2006-05-15 CN CN 200620117162 patent/CN2914027Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091857A (en) * | 2016-07-15 | 2016-11-09 | 安徽机电职业技术学院 | Multifunction flexible rule |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 |