Dual hook is held the formula tape measure
Technical field
The utility model relates to a kind of dual hook and holds the formula tape measure, be meant that especially a kind of the place ahead at bend tape casing establishes a strip guard assembly, this guard assembly can prevent that not only chi from taking back the time receiving and hurting finger, and can directly be hung on the wall when providing tape measure not use and take in; And the binding end that hangs of this tape measure is located on the circumferential end surfaces of shell, makes hook can select to be installed on the not homonymy of shell according to user's use habit.
Background technology
Tape measure is the utensil that very has maneuverability and often use in the survey instrument, as shown in Figure 1, known tape measure 1, in shell 11, furl a chi band 12 by spring device (figure does not show), one end of chi band 12 is in conjunction with a tape head hook 13, this tape head hook 13 is incorporated into the chi band with a stator 14 through rivet, the end in addition of tape head hook 13 extends to form hook portion 15 downward vertically, by tape head hook 13 the chi band is pulled out during use and hook or prop up an object and measure, when measuring then with one be located at shell 11 1 ends push control gear 16, to the release of chi band 12 or fixedly control.
As shown in the figure, be provided with a hook 17 again at place, the side end face of shell 11, this hook 17 be the inverted U hook sheet of setting down, and it is locked on the side of shell 11 mat, tape measure integral body can be hung on when providing the user not use between waist on the belt.
Yet the above-mentioned tape measure of commonly seeing still has following inconvenience in the use:
1. because the chi band is to reclaim by the spring that furls of being located at tape measure inside, when the chi band under reclaiming fast, finger, the especially child who is easy to hurt the user uses or when playing, and easier injured situation can take place.
2. this tape measure lacks the device of hanging, and must be placed on drawer inside when tape measure does not use, and can cause the inconvenience of taking and using.
3. when carrying tape measure, unless tape measure is hung on belt between waist, the user must grip tape measure with whole palm, lacks the structure of conveniently guiding and supporting.
4. hook is the fixing inverted U sheet of opening down, and only can be fixed on the single side of shell, can't adjust in response to right-hand man's use habit of user.
The utility model content
Utility model people is because the shortcoming of aforementioned prior art, be manufacturing experience and the technology accumulation of being engaged in various tape measures according to it, method at the various solutions of the concentrated research of above-mentioned disappearance, through after constantly studying, test and improveing, finally development and Design goes out a kind of dual hook of the present utility model and holds the formula tape measure, in the hope of the disappearance that prior art produced of forgoing.
Dual hook of the present utility model is held the formula tape measure, is to establish a guard assembly in shell the place ahead of tape measure, takes back the finger that the time receiving hurts the user to prevent chi.
Dual hook of the present utility model is held the formula tape measure, and its guard assembly is a long strip type, except having the effect of protection, can provide the user to be convenient to lift again, and can directly hang to wall when providing tape measure not use, and is an of the present utility model purpose.
Hold the formula tape measure according to dual hook of the present utility model, it is located at the guard assembly in tape measure the place ahead, can or be fixed structure for adjustable, is a purpose more of the present utility model.
Hold the formula tape measure according to dual hook of the present utility model, being provided with again on its shell provides the user to adjust the hook of hanging the position according to individual use habit, is another purpose of the present utility model.
Hold the formula tape measure according to dual hook of the present utility model, it provides the fixing binding end of hook to be arranged on the circumferential edge of shell, only need change the direction of hook during use, and right-hand man's use habit that can the person of being used is another purpose of the present utility model.
Your auditor can do further understanding and understanding for ease of, for the embodiment conjunction with figs., to be described in detail as follows now the purpose of this utility model, shape, constructing apparatus feature and effect thereof:
Description of drawings
Fig. 1 is the schematic perspective view of common tape measure.
Fig. 2 is a schematic perspective view of the present utility model.
Fig. 3 is a sectional perspective decomposing schematic representation of the present utility model.
Fig. 4 is a horizontal longitudinal diagram of the present utility model.
Fig. 5 is the second embodiment top view of the present utility model.
Fig. 6 is the 3rd an embodiment top view of the present utility model.
[primary clustering symbol description]
1: tape measure
11: shell
12: the chi band
13: tape head hook
14: stator
15: hook portion
16: push control gear
17: hook
2: shell
3: takeup type chi band
31: tape head hook
4: the trigger-type control gear
5: guard assembly
6: hook
41: the trigger-type button
42: crossed strip
43: briquetting
51: splenium
52: protruding grain
7: the hook binding end
71: combined hole
72,73: raised line
74: in conjunction with the space
61: fixed panel
62: the hook panel
81: guide plate
82: rack rails
Embodiment
The utility model is to hold the formula tape measure relevant for a kind of dual hook, sees also shown in Figure 2ly, and this dual hook is held the formula tape measure, comprise: a shell 2, one is located at the takeup type chi band 3 (as shown in Figure 4) of shell 2 inside, and an end of chi band 3 is established a tape head hook 31, and chi band 3 can stretch out to measure; As shown in the figure, an end of shell 2 is provided with one group again and can fixes or the trigger-type control gear 4 that discharges, a guard assembly 5 and a hook 6 chi band 3.
Please refer to shown in Fig. 3,4, the front end of shell 2 is the indent arcwall face, a trigger-type control gear 4 is established in its inside, this trigger-type control gear 4 comprise one can before and after the trigger-type button 41, of the tilting crossed strip 42 and that is resisted against trigger-type button 41 1 ends connect the briquetting 43 of trigger-type button 41 tail ends, these briquetting 43 right positions are in the top in chi Tape movement path; By this, when trigger-type button 41 is pressed because of an end, can promotes briquetting 43 sinkings and compress chi band 3; After pressure discharged, trigger-type button 41 was promoted and homing by crossed strip 42.
As shown in the figure, above-mentioned guard assembly 5 for convex is arranged at the rectangular thin slice of trigger-type button 41 front ends, can prevent that chi from taking back the finger that the time receiving hurts the user accidentally.And, constitute one between guard assembly 5 and the trigger-type button 41 and extract space 51, the upper end of guard assembly 5 is established a splenium 51, the surface of splenium 51 is provided with several protruding grains 52, provide the user to pass and extract space 51 with finger, press press section 51 with the thumb finger simultaneously, and then collude and hold guard assembly 5, reach the purpose that tape measure is convenient for carrying.
And this guard assembly 5 except having above-mentioned protection and the convenient function of extracting, can provide again when tape measure does not use, and can directly be hung on the wall.
As shown in the figure, the circumferential edge of above-mentioned shell 2 is provided with a hook binding end 7, and the central authorities of this hook binding end 7 establish a combined hole 71, and a raised line 72,73 is respectively established to constitute one in conjunction with space 74 in its both sides; And this hook 6 comprises that one can be fixed in this fixed panel 61 in conjunction with space 71, and a hook panel 62 that can paste the shell side; By this, provide the user to be left hand use habit or right hand use habit, adjust left surface or right flank that hook panel 62 is covered on shell according to it.
Please refer to Fig. 5, be second embodiment of the present utility model, the figure shows, hook binding end 7 can be arranged on the side circumferential edge of shell 2 again, the hook panel 62 of hook 6 is changed into laterally be covered on the shell side, when providing the user to be hung between waist belt, the direction of its tape head hook is downward, similarly, provide the user to be left hand use habit or right hand use habit, adjust left surface or right flank that hook panel 62 is covered on shell according to it.
Please refer to Fig. 6, be the 3rd embodiment of the present utility model, the figure shows, guard assembly 5 can be adjustable again, is to establish a guide plate 81 between the lower end of splenium 51 and shell, and rack rails 82 is set, splenium 51 can be slided by guide plate 81, adjust its fixed position by rack rails 82 again, can adjust the size of extracting the space by this, and can comply with the position that changes guard assembly 5 when using or not using, overall volume is significantly dwindled.
Comprehensive the above, dual hook of the present utility model is held the formula tape measure, has unprecedented innovation structure really, it had not both seen any publication, and did not also see that on the market any similar products like is arranged, so it has novelty and should not have doubt.In addition, specific characteristic that the utility model had and function are far from prior art and can compare, so it has more its progressive than prior art really, and meet the regulation of the application important document of the relevant utility model patent of China's Patent Law, be to mention patented claim in accordance with the law.
The above; only be the preferred specific embodiment of the utility model, however structural attitude of the present utility model be not limited thereto, anyly be familiar with this skill person in the utility model field; can think easily and variation or modification, all can be encompassed in the scope of patent protection of this case.