CN207477027U - A kind of stay-supported measuring device - Google Patents
A kind of stay-supported measuring device Download PDFInfo
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- CN207477027U CN207477027U CN201721392858.2U CN201721392858U CN207477027U CN 207477027 U CN207477027 U CN 207477027U CN 201721392858 U CN201721392858 U CN 201721392858U CN 207477027 U CN207477027 U CN 207477027U
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- turntable
- housing
- bracing wire
- measuring device
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Abstract
The utility model provides a kind of stay-supported measuring device, including bracing wire, housing, turntable, wind spring and photoelectric sensor；The turntable includes being provided with the first surface of code channel that arrangement circularizes；The housing is provided with the first space for accommodating the turntable；Axis is equipped in the housing, the axis runs through the first surface as the supporting member that the turntable rotates；The turntable is provided with the second space for accommodating the wind spring；Described wind spring one end is fixed on the axis, and the other end is fixed on the turntable；The guy winding passes through the outside that the bracing wire hole of setting on the housing extends to the housing on the turntable；The photoelectric sensor is directed at the code channel, to obtain the angular displacement information of the code channel when rotated.The device volume of the utility model is small, simple in structure, is readily disassembled, safeguards.
Description
Technical field
The utility model is related to field of sensor devices, more particularly to a kind of stay-supported measuring device.
Background technology
In current garment measuring field, measuring device uses resistance sensor or capacitance type sensor mostly.
In these measuring devices in use, due to inevitably touching measurement assembly, so as to being produced in measurement process
Raw electric signal impacts, and finally makes measurement result inaccurate.In addition, these measuring devices are complicated, it is unfavorable for safeguarding.
Invention content
The technical problems to be solved in the utility model is a kind of small volume of design, measuring device simple in structure, makes it
It is convenient for carrying, and reduces cost.
In order to solve the above-mentioned technical problem, a kind of stay-supported measuring device, the utility model are disclosed in the utility model
Technical solution be implemented：
A kind of stay-supported measuring device, including bracing wire, housing, turntable, wind spring and photoelectric sensor；The turntable includes setting
It is equipped with the first surface of code channel that arrangement circularizes；The housing is provided with the first space for accommodating the turntable；It is described
Axis is equipped in housing, the axis runs through the first surface as the supporting member that the turntable rotates；The turntable is set
It is equipped with the second space for accommodating the wind spring；Described wind spring one end is fixed on the axis, and the other end is fixed on described
On turntable；The guy winding passes through the bracing wire hole of setting on the housing and extends to the housing on the turntable
Outside；The photoelectric sensor is directed at the code channel, to obtain the angular displacement information of the code channel when rotated.
Preferably, the side of turntable is provided with the annular groove for accommodating the bracing wire；It is set in the annular groove
There is bracing wire fixed part, for fixing one end of the bracing wire.
Preferably, the turntable internal face, which is equipped with, has annulus jaggy；The inner side is provided with the first block；Institute
State and the second block be provided in annulus, second block and the circle ring inner wall formed one for allow the wind spring by the
One slit；The wind spring includes the head end, the first bending part, first connecting portion, the portion that twists, the second bending part and the end that are sequentially connected
End；The head end is located in the notch；First bending part and the first block snapping；The first connecting portion runs through
First slit；The axis is provided with the second slit；Second bending part snaps onto described by second slit
On axis；The end is connect with the second bending part.
Preferably, the height of the annulus is less than the outer of the turntable, thus forms one with the outer of the turntable
Step；The turntable includes wind spring pressing plate, and the wind spring pressing plate is installed on the step.
Preferably, the housing includes forming the first shell and second shell in first space after being mutually closed；Institute
The first end for stating axis is fixedly connected with the first shell；The second shell is provided with recessed portion, and the second of the axis
End is located in the recessed portion；The first protrusion is provided on the outside of the axis first end；The outer of the recessed portion is provided with
Second protrusion.
Preferably, the first shell and the second shell are accordingly respectively arranged with the first extension on outer side
With the second extension；First extension and second extension are correspondingly provided with first through hole and the second through-hole.
Preferably, the photoelectric sensor is reflective photoelectric sensor；The first shell is equipped with measured hole.
Preferably, the measuring device further includes the bipass being connected in the bracing wire hole, the both ends of the bipass
Outer diameter is more than middle part.
Preferably, end is equipped with locating part in the housing bracing wire, and the outer diameter of the locating part is more than the bipass
Internal diameter.
Implementing the beneficial effects of the utility model is：
1st, anchoring small volume is convenient for carrying；
2nd, anchoring can be fixed on clothes by lanyard hole, be not easy to lose；
3rd, wind spring is connected to by special mode between axis and turntable, ensure stretch after can Fast Restoration it is same
When, it is also convenient for demolition and maintenance；
4th, using reflective photoelectric sensor can contract measurement device volume, housing is fixed on by way of clamping
On be conducive to demolition and maintenance.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is a kind of embodiment of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the reference chart of anchoring；
Fig. 2 is the fractionation reference chart of anchoring critical piece；
Fig. 3 is the cooperation reference chart of anchoring and bipass and locating part；
Fig. 4 is the sectional view in the A-A directions of Fig. 3；
Fig. 5 is a kind of reference chart of the turntable with code channel；
Fig. 6 is the sectional view in the B-B directions of Fig. 5；
Fig. 7 is a kind of reference chart of turntable；
Fig. 8 is the front view of Fig. 7；
Fig. 9 is the reference chart that wind spring connects axis and turntable in a preferred embodiment；
Figure 10 is the bottom view of Fig. 7；
Figure 11 is photoelectric sensor and the matched reference chart of turntable with code channel in a preferred embodiment.
In above-mentioned attached drawing, each figure number label represents respectively：
10- pendants hole, 101- first through hole, the second through-holes of 102-, 11- first shells, 111- measured holes, 112 first is convex
It rises,
12- second shells, 121- recessed portions, the second protrusions of 122-, 13- axis, the second slits of 131-, 14- bracing wires hole
21- turntables, 210- annular grooves, 2100- bracing wire fixed parts, 2101- through-holes, 211- third protrusions, 212- annulus,
213- notches, the second blocks of 214-, the first blocks of 215-, the first slits of 216-, 22- wind spring pressing plates,
3- code-discs, 31- code channels,
4- wind springs, 41- head ends, the first bending parts of 42-, 43- first connecting portions, 44- twist portion, the second bending parts of 45-,
46- ends,
5- bipasses, 6- locating parts, 7- photoelectric sensors.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
The orientation word such as " on ", " under ", "left", "right" in addition, mentioned herein, in order to facilitate description this
Relative position relation between utility model component is not necessarily referring to absolute orientation in actual use.
A kind of stay-supported measuring device includes bracing wire, housing, turntable 21, wind spring 4 and photoelectric sensor 7；The turntable 4 wraps
It includes and is provided with the first surface of code channel 31 that arrangement circularizes；The housing is provided with empty for accommodating the first of the turntable 21
Between；Axis 13 is equipped in the housing, the axis 13 runs through first table as the supporting member that the turntable 21 rotates
Face；The turntable 21 is provided with the second space for accommodating the wind spring 4；Described 4 one end of wind spring is fixed on the axis 13
On, the other end is fixed on the turntable 21；The guy winding passes through setting on the housing on the turntable 21
Bracing wire hole 14 extend to the outside of the housing；The photoelectric sensor 7 is directed at the code channel 31, to obtain the code channel 31
Angular displacement information when rotated.
Those skilled in the art of the present technique are it is understood that the principle that the device of the utility model measures length is based on photoelectricity
Sensor has detectability to grating (code channel 31), and can corresponding signal be converted into required number by certain mode
According to for example, rotating speed, length, acceleration or linear velocity etc..
For convenience of the operation principle for understanding the utility model, its structure is explained below.Turntable 21 is equipped with arrangement
The code channel 31 circularized, the through-hole 2101 (as shown in Figure 5) passed through provided with axis 13 at center, in other reality
It applies in example, through-hole 2101 may be alternatively provided at the position for deviateing the center of circle.Code channel 31 on turntable 21 directly can portray shape on turntable 21
Into.In other embodiments, turntable 21 further comprises the code-disc 3 for being carved with code channel 31, code-disc 3 can by being clamped, be bonded or
The modes such as be screwed on are fixed on turntable 21 (as shown in Fig. 2, Fig. 4, Fig. 6).Turntable 21 is by wind spring 4 and in being fixed in housing
Axis 13 connects (as shown in Figure 9), and wind spring 4 can select to be clamped with the fixed form of turntable 21 or axis 13, be bonded or riveting etc.
The prior art.Can be detachable by housing design in addition, for later consideration easy to disassemble.Or it artificially tears open in order to prevent
Unloading causes to damage, and can be sealed against after final step assembling is completed as an entirety.
Photoelectric sensor 7 is using sensor of the photoelectric cell as detecting element.It first turns measured variation
It changes the variation of optical signal into, then further converts optical signals into electric signal by photoelectric cell.Under normal circumstances, by sending out
Device, receiver and detection circuit is sent to form.
Direct-injection type and reflective can be used in photoelectric sensor 7, therefore when selecting direct-projection type photoelectric sensor, photoelectric sensor
Transmitting terminal and receiving terminal respectively be located at turntable 21 both sides up and down (as shown in figure 11), and be separately fixed at for accommodate turn
The inside and or outside of the housing of disk 21, and fixed form can be selected to be clamped, is bonded or the prior arts such as spiral is fixed.
The later effect that assembles of the utility model is：Bracing wire is fixed on turntable 21 and passes through after winding more than a circle
Housing pull-up string holes 14 is extended to outside housing, when user of service pulls the bracing wire outside housing, code channel 31 on turntable 21 is driven to revolve
Turn, 4 stress and deformation of wind spring, photoelectric sensor 7 reads the code channel 31 passed through and counts；After user of service unclamps the bracing wire outside housing,
4 stress and deformation of wind spring is replied, and turntable 21 rotates and by guy winding, and code channel 31 also rotates on turn disk 21, photoelectric sensing
Device 7 reads the code channel 31 passed through and counts；After those skilled in the art optionally will stretch and/or unclamp bracing wire, to photoelectric transfer
Sensor 7 read data carry out processing obtain bracing wire stretch length, such as bracing wire stretch length can be code channel 31 number with
The product of related coefficient.
In a preferred embodiment, the side of turntable 21 is provided with the annular groove 210 for accommodating the bracing wire；
Bracing wire fixed part 2100 is provided in the annular groove 210, for fixing one end of the bracing wire.
As shown in Fig. 2, Fig. 4, Fig. 6, Fig. 7 and Fig. 8, the annular groove 210 of 21 side of turntable is used to accommodate bracing wire, and to it
It is limited, bracing wire during backrush is prevented to be detached from turntable 21, and can also ensure that the guy winding turntable length of 21 1 weeks is constant,
So as to improve measurement accuracy.In addition, the bracing wire fixed part 2100 of 1 or more is provided preferably on turntable 21, for fixing bracing wire,
Prevent tensile elongation is excessive from it being caused to be detached from turntable 21.Wherein, bracing wire fixed part 2100 can be hole (as shown in Figure 4),
Can be other designs for being used to fix bracing wire.
In a preferred embodiment, 21 internal face of turntable is equipped with the annulus 212 with notch 213；It is described to lack
213 inside of mouth is provided with the first block 215；The second block 214, second block 214 and institute are provided in the annulus 212
State 212 inner wall of annulus formed one for allow the wind spring 4 by the first slit 216；The wind spring 4 includes the head being sequentially connected
Hold the 41, first bending part 42, first connecting portion 43, the portion 44 that twists, the second bending part 45 and end 46；The head end 41 is located at institute
It states in notch 213；First bending part 42 and 215 snapping of the first block；The first connecting portion 42 is through described the
One slit 216；The axis 13 is provided with the second slit 131；Second bending part 45 passes through 131 snapping of the second slit
On the axis 13；The end 46 is connect with the second bending part 45.
As shown in Fig. 7, Fig. 9 and Figure 10, the annulus 212 in turntable 21 can be integrally attached to 21 inside of turntable, also may be used
To be by being bonded, being clamped or the existing technologies such as spiral connects are fixed on the inside of turntable 21.Wherein annulus 212 is not one
Complete circle, but with jagged 213 for accommodating one end of wind spring 4, prevents the first bending part 42 from slipping away the first block 215.
Notch 213 be equipped on the direction of 21 center deviation of turntable the first block 215 and be additionally provided in the inside of annulus 212 with
Close but discontiguous second block 214, the first block 215 and the second block 214 are all fixed on turntable 21.
The head end 41 of wind spring 4 is placed in notch 213, and subsequent part is first through being bent to form and 215 phase of the first block
Close to the first bending part 42, then resisted by the second block 214 and be close to the inside of annulus 212 and form first connecting portion 43, connect
It along 212 inside of annulus and curls into behind the portion of twisting 44, then the crack for passing through axis 13 through being bent to form the second bending part 45, use
In fixation ends 46.4 head end 41 of wind spring can be limited by this connection mode and end 46 is excessive moves and allow the portion of twisting
44 curling and deformations, so as to ensure that bracing wire can be brought back after pull-out after 4 deformation of wind spring recovery.
In a preferred embodiment, the height of the annulus 212 be less than the turntable 21 outer, thus with it is described
The outer of turntable 21 forms a step；The turntable 21 includes wind spring pressing plate 22, and the wind spring pressing plate 22 is installed on described
On rank.
It teetertotters, prevents when rotating deformation as shown in fig. 6, wind spring pressing plate 22 can limit wind spring 4 on step
Wind spring 4 generates expendable deformation.In other preferred embodiment, wind spring pressing plate 22 be mounted on turntable 21 on after with
There is difference in height in side, i.e. the side of turntable 21 is opposite raised with wind spring pressing plate 22, which can prevent wind spring pressing plate 22 and housing
Interior side contacts reduce the friction between turntable 21 and housing, it helps reduce the abrasion of wind spring pressing plate 22.
In a preferred embodiment, the housing includes forming the first shell in first space after being mutually closed
11 and second shell 12；The first end of the axis 13 is fixedly connected with the first shell 11；The second shell 12 is set
There is recessed portion 121, the second end of the axis 13 is located in the recessed portion 121；The outside setting of 13 first end of axis
There is the first protrusion 112；The outer of the recessed portion 121 is provided with the second protrusion 122.
As shown in figure 4, the first protrusion 112 and the second protrusion 112 are respectively equipped in first shell 11 and second shell 12,
The design can be used for reducing the contact area on case inside surface and 21 surface of turntable, so as to reduce because case inside surface is with turning
Contact with each other between disk 21, rotate caused by abrasion, especially can reduce measurement accuracy after 31 experience wear of code channel.In addition, second
The recessed portion 121 that can accommodate 13 second end of axis is additionally provided in protrusion 122, for limiting axis 13 in the dragged mistake of turntable 21
Shaking is generated in journey, prevents from influencing the rotary motion of code channel 31, finally influences measurement accuracy.
In some embodiments, shown in Fig. 4-Fig. 6 and Fig. 8, to reduce housing to the abrasion of code-disc 3 and reducing friction,
The third protrusion 211 of an annular is additionally provided on turntable 21.In other embodiments, which can be used for clamping code
Disk 3 makes it be fixed on turntable 21.
In a preferred embodiment, the first shell 11 and the second shell 12 are accordingly divided on outer side
It is not provided with the first extension and the second extension；It is logical that first extension and second extension are correspondingly provided with first
Hole and the second through-hole.
As shown in figure 3, pendant hole 10 is by 101 and second through-hole 102 of first through hole on an extension and the second extension
Composition, effect are the positions for providing a suspension bracing wire, are convenient for carrying and prevent to lose.
In a preferred embodiment, the photoelectric sensor 7 is reflective photoelectric sensor；The housing is equipped with
Measured hole 111.
In order to make the volume of measuring device as small as possible, in this embodiment, the utility model is preferably by with anti-
The photoelectric sensor 7 for penetrating formula is used as preferred photoelectric sensor 7, and demolition and maintenance for convenience, is preferably installed in
On housing, in addition, being additionally provided at least one measured hole 111 on housing for providing the code in the measurement housing of photoelectric sensor 7
Road 31 (as depicted in figs. 1 and 2).
In a preferred embodiment, the measuring device further includes the bipass 5 being connected in the bracing wire hole, institute
The both ends outer diameter for stating bipass 5 is more than middle part.
As shown in figure 3, since the edge in bracing wire hole 14 is more coarse, in some cases can be jagged and be had by housing
The gap that first shell 11 and second shell 12 are combined and formed, it will mutually rub with it during bracing wire stretches and shrinks
It wipes, so as to inevitably cause to wear to bracing wire, and can plus the bipass 5 for possessing slippery inner surface in bracing wire hole 14
The abrasion of bracing wire is reduced, on the other hand since the inner surface of bipass 5 is smooth, frictional force is also corresponding smaller.
In a preferred embodiment, end is equipped with locating part 6, the outer diameter of the locating part 6 in the housing bracing wire
More than the internal diameter of the bipass 5.
As shown in figure 3, the utility model, preferably using sphere as locating part 6, in addition to this, locating part 6 can also select
With cylinder, tetrahedron or hexahedron etc..The through-hole that Gong can be drawstring through can be set on locating part 6, when being drawstring through through-hole
Afterwards, locating part 6 can be fixed in bracing wire by those skilled in the art by modes such as binding, adhesive or knottings.In addition, limiting
It may also set up convex block or groove etc. on part 6.When the effect of locating part 6 in bracing wire is to prevent the bracing wire from withdrawing, excessive velocities and
Bracing wire is caused to be dragged in housing completely, on the other hand also for the initial length of determining bracing wire, that is, is used to demarcate the zero of bracing wire
Point.
The above-mentioned various embodiments enumerated, under the premise of reconcilable, can be combined with each other implementation, those skilled in the art
It can be with reference to attached drawing and above to the explanation of embodiment, as the foundation being combined to the technical characteristic in different embodiments.
It should be pointed out that the above is only the preferred embodiment of the utility model only, not limiting this reality
With novel, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (9)
1. a kind of stay-supported measuring device, it is characterised in that：
Including bracing wire, housing, turntable, wind spring and photoelectric sensor；
The turntable includes being provided with the first surface of code channel that arrangement circularizes；
The housing is provided with the first space for accommodating the turntable；
Axis is equipped in the housing, the axis runs through the first surface as the supporting member that the turntable rotates；
The turntable is provided with the second space for accommodating the wind spring；
Described wind spring one end is fixed on the axis, and the other end is fixed on the turntable；
The guy winding passes through the bracing wire hole of setting on the housing and extends to the outer of the housing on the turntable
Portion；
The photoelectric sensor is directed at the code channel, to obtain the angular displacement information of the code channel when rotated.
2. measuring device according to claim 1, it is characterised in that：
The side of turntable is provided with the annular groove for accommodating the bracing wire；
Bracing wire fixed part is provided in the annular groove, for fixing one end of the bracing wire.
3. measuring device according to claim 1, it is characterised in that：
The turntable internal face, which is equipped with, has annulus jaggy；
The inner side is provided with the first block；The second block, second block and the circle are provided in the annulus
Ring inner wall formed one for allow the wind spring by the first slit；
The wind spring includes the head end, the first bending part, first connecting portion, the portion that twists, the second bending part and the end that are sequentially connected；
The head end is located in the notch；
First bending part and the first block snapping；
The first connecting portion runs through first slit；
The axis is provided with the second slit；
Second bending part is snapped onto by second slit on the axis；
The end is connect with the second bending part.
4. measuring device according to claim 3, it is characterised in that：
The height of the annulus is less than the outer of the turntable, thus forms a step with the outer of the turntable；
The turntable includes wind spring pressing plate, and the wind spring pressing plate is installed on the step.
5. measuring device according to claim 3, it is characterised in that：
The housing includes forming the first shell and second shell in first space after being mutually closed；
The first end of the axis is fixedly connected with the first shell；
The second shell is provided with recessed portion, and the second end of the axis is located in the recessed portion；
The first protrusion is provided on the outside of the axis first end；
The outer of the recessed portion is provided with the second protrusion.
6. measuring device according to claim 5, it is characterised in that：
The first shell and the second shell are accordingly respectively arranged with the first extension and the second extension on outer side
Portion；
First extension and second extension are correspondingly provided with first through hole and the second through-hole.
7. according to the measuring device any in claim 1-6, it is characterised in that：
The photoelectric sensor is reflective photoelectric sensor；The housing is equipped with measured hole.
8. measuring device according to claim 7, it is characterised in that：
The measuring device further includes the bipass being connected in the bracing wire hole, during the both ends outer diameter of the bipass is more than
Portion.
9. measuring device according to claim 8, it is characterised in that：
End is equipped with locating part in the housing bracing wire, and the outer diameter of the locating part is more than the internal diameter of the bipass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721392858.2U CN207477027U (en) | 2017-10-25 | 2017-10-25 | A kind of stay-supported measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721392858.2U CN207477027U (en) | 2017-10-25 | 2017-10-25 | A kind of stay-supported measuring device |
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| Publication Number | Publication Date |
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| CN207477027U true CN207477027U (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721392858.2U Active CN207477027U (en) | 2017-10-25 | 2017-10-25 | A kind of stay-supported measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109700107A (en) * | 2017-10-25 | 2019-05-03 | 上海人赢网络科技有限公司 | A kind of stay-supported measuring device and its measurement method |
-
2017
- 2017-10-25 CN CN201721392858.2U patent/CN207477027U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109700107A (en) * | 2017-10-25 | 2019-05-03 | 上海人赢网络科技有限公司 | A kind of stay-supported measuring device and its measurement method |
| CN109700107B (en) * | 2017-10-25 | 2023-12-08 | 上海人赢网络科技有限公司 | Pull wire type measuring device and measuring method thereof |
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