CN206670614U - Rangefinder with tape measure function - Google Patents
Rangefinder with tape measure function Download PDFInfo
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- CN206670614U CN206670614U CN201720356954.5U CN201720356954U CN206670614U CN 206670614 U CN206670614 U CN 206670614U CN 201720356954 U CN201720356954 U CN 201720356954U CN 206670614 U CN206670614 U CN 206670614U
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- tape
- tape measure
- roller
- rangefinder
- grating
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Abstract
The utility model provides a kind of rangefinder with tape measure function, rangefinder with tape measure function includes housing, enclosure interior is provided with Laser emission component and tape measure, Laser emission component includes support and generating laser, generating laser is arranged on the side of support, the first end of support is provided with light-receiving eyeglass, and the second end of support is provided with photoelectric receiving device.Tape measure includes tape, core and photoelectric encoder, and tape is wrapped in core, and photoelectric encoder is used for the distance of stretch out and draw back for detecting the tape, and photoelectric encoder includes inductor, grating roller and connection component.And inductor is provided with the first U-type groove, through hole is respectively equipped with two side walls of the first U-type groove, a part for grating roller is arranged on position corresponding with through hole between the first U-type groove.Rangefinder provided by the utility model is combined laser range finder with tape measure so that telemeasurement and close-in measurement function easily switch, and improve the convenience in actual measurement.
Description
Technical field
Laser ranging field is the utility model is related to, more particularly, to a kind of rangefinder with tape measure function.
Background technology
Laser ranging has the advantages that precision is high, finding range is wide, and there is extensive fortune in the field such as mapping, military affairs
With laser range finder is the application example of most typical laser ranging technique.In practical application, laser range finder is commonly applied to far
Place or human hand are difficult to the measurement for the target range touched.Tape measure typically is used in linear measure longimetry closely, generally should
With tape measure, in measurement, the tape measure with sign scale is pulled out, graduated scale is placed in the two of the required space measured or entity
The reference graduation of end, usual survey crew range estimation and positioning measurement, such as 0 graduated scale of graduated scale are shown and are positioned at measurement position
One end, in the state of the other end alignment graduated scale of measurement position, the graduated scale that is alignd with this one end of survey crew's range estimation
Scale sign, to read sign numerical value, length data is then calculated.
In measuring method above, because survey crew needs to estimate the scale sign for reading both ends to obtain numerical value, root
According to the locus of graduated scale and the position of survey crew, reading scale deflection is easily caused, causes the accuracy of measurement poor, and
Remote range measurement and close-in measurement function can not easily switch so that the convenience in actual measurement process reduces.
The content of the invention
Main purpose of the present utility model be to provide it is a kind of improve measurement accuracy and convenience with tape measure function
Rangefinder.
To realize above-mentioned main purpose, the rangefinder provided by the utility model with tape measure function includes housing, housing
Inside is provided with Laser emission component and tape measure, and Laser emission component includes support and generating laser, generating laser
The side of support is arranged on, the first end of support is provided with light-receiving eyeglass, and the second end of support is provided with photoelectric receiving device.Tape measure
Including tape, core and photoelectric encoder, tape is wrapped in core, and photoelectric encoder is used to detect the flexible of the tape
Distance, wherein, photoelectric encoder includes inductor, grating roller and connection component.And inductor is provided with the first U-type groove,
It is respectively equipped with through hole in two side walls of the first U-type groove, the part of grating roller is arranged between the first U-type groove and through hole
Corresponding position.Grating roller is fixed on housing by connection component.
From above scheme, tape measure method of the present utility model make use of encoder small volume, precision height, work
The advantages of reliable and interface digitizes, photoelectric encoder and grating roller are combined, pass through photoelectric encoder pair roller
Rotational angle is detected, the generation pulse corresponding with rotational angle, then by control main frame microcontroller according to pulse with
And the external diameter of scroll wheel is calculated, the automatic flexible numerical value of output tape can be realized, that is, corresponds to measured actual range number
According to overcoming due to reading scale deflection caused by the locus of graduated scale and the position of survey crew, cause measurement
The problem of accuracy difference.And also laser range finder is organically combined with tape measure function so that remote range measurement and near
Range measurement function can easily switch, and substantially increase convenience in actual measurement process.
Further scheme is that connection component includes two rollers and fixed pedestal, and fixed pedestal is provided with four the 2nd U
Type groove and connecting portion, each roller are arranged in second U-type groove, and connection component is fixed on housing by connecting portion.
Further scheme is that connecting portion is screw rod.
As known from the above, closed by the corresponding threaded holes on screw rod and housing, realize that fixed seat and the detachable of housing connect
Connect, be easy for installation and removal.
Further scheme is, grating roller includes grating disc and live roller, and the part of grating disc is arranged on the
Position corresponding with through hole, tape are abutted against between the live roller and the roller between one U-type groove, and tape is by friction
Power drives live roller to rotate.
As known from the above, by setting roller, tape is pressed to and passes work(roller, therefore is had between tape and live roller
Certain frictional force so that tape can drive live roller to rotate, so as to drive grating disc to rotate.So, when tape is stretched
When drive grating disc rotate, grating wheel rotational angle is detected by photoelectric encoder, generation it is corresponding with rotational angle
Pulse, then calculated, can be realized automatic defeated according to the external diameter of pulse and scroll wheel by the microcontroller of control main frame
Going out the flexible numerical value of tape, that is, correspond to measured actual range data, the high accuracy of photoelectric encoder is combined with control main frame,
So that measurement result is more accurate.
Further scheme is that grating disc is provided with multiple equal angular hollow out grids.
As can be seen here, the multiple equal angular hollow out grids of grating disc so that photoelectric encoder enters to grating wheel rotational angle
Row detection, so as to generate the pulse corresponding with rotational angle, then by control main frame microcontroller according to pulse and rolling
The external diameter of wheel is calculated, and is just calculated the flexible numerical value of tape automatically, is also just corresponded to measured actual range data.
Further scheme is that live roller is provided with multiple V-grooves.
As known from the above, by setting V-groove, the frictional force between tape and live roller is increased, to prevent tape
Skid, service behaviour is more stable.
Brief description of the drawings
Fig. 1 is the structure chart of rangefinder of the utility model with tape measure function.
Fig. 2 is the structure chart that rangefinder of the utility model with tape measure function lacks Laser emission component.
Fig. 3 is the structure chart for another angle that rangefinder of the utility model with tape measure function lacks Laser emission component.
Fig. 4 is the structure chart of rangefinder grating roller of the utility model with tape measure function.
Fig. 5 is internal anatomy of rangefinder grating roller of the utility model with tape measure function along A-A faces.
Fig. 6 is the structure chart of rangefinder inductor of the utility model with tape measure function.
Fig. 7 is internal anatomy of rangefinder inductor of the utility model with tape measure function along B-B faces.
Fig. 8 is the structure chart of rangefinder roller of the utility model with tape measure function.
Fig. 9 is internal anatomy of rangefinder roller of the utility model with tape measure function along C-C faces.
Figure 10 is the structure chart of rangefinder fixed pedestal of the utility model with tape measure function.
Figure 11 is internal anatomy of rangefinder fixed pedestal of the utility model with tape measure function along D-D faces.
Figure 12 is the schematic diagram of rangefinder control panel of the utility model with tape measure function.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3 and Figure 12, the rangefinder provided by the utility model with tape measure function includes housing 1, shell
Laser emission component 2 and tape measure 3 are installed inside body 1, Laser emission component 2 includes support 21 and generating laser 22,
Generating laser 22 is arranged on the side of support 21, and the first end of support 21 is provided with light-receiving eyeglass 23, the second end of support 21
Provided with photoelectric receiving device 24.Tape measure 3 includes tape 4, core 5 and photoelectric encoder 6, and tape 4 is wrapped in core 5, light
Photoelectric coder 6 is used for the distance of stretch out and draw back for detecting the tape 4, wherein, photoelectric encoder 6 includes inductor 61, grating roller 62
And connection component 63.
Referring to Fig. 6 and Fig. 7, in the present embodiment, inductor 61 is provided with the first U-type groove 611, at two of the first U-type groove 611
It is respectively equipped with through hole 613 in side wall 612, the part of grating roller 62 is arranged on right with through hole 613 between the first U-type groove 611
The position answered.Grating roller 62 is fixed on housing 1 by connection component 63.
Referring to Fig. 2, Fig. 8, Fig. 9, Figure 10 and Figure 11, in the present embodiment, connection component 63 include two rollers 631 and
Fixed pedestal 632, each roller 631 include compression axis 6311 and locating shaft 6312, and fixed pedestal 632 is provided with four the 2nd U
Type groove 6321 and connecting portion 6322, the locating shaft 6312 of each roller 631 are arranged in second U-type groove 6321, connection
Component 63 is fixed on housing 1 by connecting portion 6322, and wherein connecting portion 1 is screw rod.
Referring to Fig. 4 and Fig. 5, in the present embodiment, grating roller 62 includes grating disc 621 and live roller 622, wherein, light
Grid disk 621 is provided with multiple equal angular hollow out grids 6211.A part for grating disc 621 be arranged between the first U-type groove 611 with
Position corresponding to through hole 613, tape 4 are abutted against between live roller 622 and roller 631, and live roller 622 and roller
There is pressure between 631 compression axis 6311 to compress tape 4, and for the effect of increasing friction force, live roller
622 are provided with multiple V-grooves, so that the frictionally of tape 4 drives live roller 622 to rotate.Equally, for increasing friction force
Effect, tape is with the one side of the pressing of live roller it can also be provided that being engaged with the V-groove on live roller 622 convex
Rise.
Referring to Figure 12, Figure 12 is the schematic diagram of the utility model rangefinder control panel.The housing 1 of rangefinder is provided with aobvious
Display screen 11 and multiple buttons 111 around display screen, enclosure interior are additionally provided with control circuit, and control circuit is sent out with laser
Penetrate component 2 and photoelectric encoder 6 is connected, operating personnel select still to roll up using laser ranging pattern according to needs during measurement
Chi distance measurement mode.If selecting laser ranging pattern, control circuit sends instruction control Laser emission component 2 and worked, Laser emission
Device 22 launches laser, and calculates the distance between Laser emission component and testee and show survey by display screen 11
Result is measured, the principle of laser ranging is already belonging to prior art, will not be repeated here.
When operating personnel are switched to tape measure pattern by button 111, control circuit will send instruction, so as to control
The work of photoelectric encoder 6 processed, when operating personnel pull tape 4, live roller 622 is driven to rotate by tape 4, due to light
Grating disc 621 on grid roller 62 is provided with multiple equal angular hollow out grids 6211, therefore inductor 61 can sense grating
The rotational angle variable quantity of disk 621, and the pulse corresponding with the rotational angle of grating disc 621 is generated, then by control main frame
Microcontroller is calculated according to the external diameter of pulse and grating disc 621, and stretching for automatic output tape 4 is realized by display screen 11
Contracting numerical value, that is, correspond to measured actual range data.
Certainly, above-described embodiment is only preferred embodiment of the present utility model, and during practical application, the utility model is also
Have more changes, for example, for the effect of increasing friction force, the side of the pressing of tape and live roller it can also be provided that
The projection being engaged with the V-groove on live roller 622.Such obvious equivalence changes should also be included in this
In the scope of the claims of utility model.
Claims (6)
1. the rangefinder with tape measure function, including
Housing, the enclosure interior are provided with Laser emission component, and the Laser emission component includes support and Laser emission
Device, the generating laser are arranged on the side of support, and the first end of the support is provided with light-receiving eyeglass, and the of the support
Two ends are provided with photoelectric receiving device；
It is characterized in that：
Tape measure is also equipped with the housing, the tape measure includes tape, core and photoelectric encoder, and the tape is wrapped in
In core, the photoelectric encoder is used for the distance of stretch out and draw back for detecting the tape；
The photoelectric encoder includes inductor, grating roller and connection component；
The inductor is provided with the first U-type groove, and through hole, the grating rolling are respectively equipped with two side walls of first U-type groove
A part for wheel is arranged on position corresponding with the through hole between first U-type groove；
The grating roller is fixed on the housing by connection component.
2. the rangefinder according to claim 1 with tape measure function, it is characterised in that：
The connection component includes two rollers and fixed pedestal, and the fixed pedestal is provided with four the second U-type grooves and connection
Portion, each described roller are arranged in second U-type groove, and the connection component is fixed on institute by the connecting portion
State on housing.
3. the rangefinder according to claim 2 with tape measure function, it is characterised in that：
The connecting portion is screw rod.
4. the rangefinder with tape measure function according to any one of claims 1 to 3, it is characterised in that：
The grating roller includes grating disc and live roller, the part of the grating disc be arranged on first U-type groove it
Between position corresponding with the through hole, the tape abutted against between the live roller and the roller, and the tape drives
The live roller rotates.
5. the rangefinder according to claim 4 with tape measure function, it is characterised in that：
The grating disc is provided with multiple equal angular hollow out grids.
6. the rangefinder according to claim 4 with tape measure function, it is characterised in that：
The live roller is provided with multiple V-grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720356954.5U CN206670614U (en) | 2017-04-06 | 2017-04-06 | Rangefinder with tape measure function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720356954.5U CN206670614U (en) | 2017-04-06 | 2017-04-06 | Rangefinder with tape measure function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206670614U true CN206670614U (en) | 2017-11-24 |
Family
ID=60366910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720356954.5U Active CN206670614U (en) | 2017-04-06 | 2017-04-06 | Rangefinder with tape measure function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206670614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102894A (en) * | 2019-12-31 | 2020-05-05 | 河南中鼎安装工程有限公司 | Multifunctional measuring tape |
| CN114616436A (en) * | 2020-09-30 | 2022-06-10 | 富士通电子零件有限公司 | Measuring device |
-
2017
- 2017-04-06 CN CN201720356954.5U patent/CN206670614U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102894A (en) * | 2019-12-31 | 2020-05-05 | 河南中鼎安装工程有限公司 | Multifunctional measuring tape |
| CN111102894B (en) * | 2019-12-31 | 2022-02-01 | 中鼎建安集团有限公司 | Multifunctional measuring tape |
| CN114616436A (en) * | 2020-09-30 | 2022-06-10 | 富士通电子零件有限公司 | Measuring device |
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