CN206440824U - A kind of laser range finder - Google Patents
A kind of laser range finder Download PDFInfo
- Publication number
- CN206440824U CN206440824U CN201720075979.8U CN201720075979U CN206440824U CN 206440824 U CN206440824 U CN 206440824U CN 201720075979 U CN201720075979 U CN 201720075979U CN 206440824 U CN206440824 U CN 206440824U
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- CN
- China
- Prior art keywords
- laser
- vertical angles
- range finder
- casing
- rotating shaft
- 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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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses a kind of laser range finder, including the support provided with level angle device, the level angle device is provided with vertical angles device, and the center line of the center line of the level angle device and the vertical angles device is arranged in a mutually vertical manner；The vertical angles device is provided with casing, and the casing, which is provided with generating laser and laser pickoff, the casing, is provided with controller, and the generating laser and the laser pickoff are connected with the controller；The display screen and multiple buttons being connected with the controller are additionally provided with the casing.Using the laser range finder, the distance between transmitting terminal and target point can not only be measured, and, also the distance (length of target in itself) in space with certain length target can be measured, simultaneously, this laser range finder can also meet some complicated survey engineerings, the vertical angles of target endpoint, the measurement of continuous linear section and in complex environment target measurement, highly versatile has a wide range of application.
Description
Technical field
The utility model is related to a kind of laser range finder.
Background technology
At this stage, laser range finder is a kind of instrument of measurement distance, it be using laser to the distance of target (instrument with
Length between target) carry out Accurate Determining instrument.Laser range finder operationally projects one from generating laser to target
Reflex can occur when running into target for beam very thin laser, laser, and the laser pickoff being made up of photoelectric cell receives mesh
The laser beam of reflection is marked, timer determines laser beam from the time for being transmitted into reception, calculated from observer's range-to-go.
Laser range finder is lightweight, small volume, speed simple to operate are fast and accurate, and its error is also smaller.But, the apparatus measures are obtained
To distance be length distance (distance between points) of the measurement point to target, when testee has certain length
Degree, and be in complex environment, when gauger can not reach measure field, such a e measurement technology can not meet measurement.
Utility model content
For defect of the prior art, the utility model provides a kind of laser range finder, is ensureing between points
On the basis of measurement, the purpose to being in complex environment and being measured with certain length object is reached.
Technical scheme provided by the utility model is：A kind of laser range finder, including support, the support are provided with water
Flat protractor, the level angle device is provided with vertical angles device, center line and the vertical angles of the level angle device
The center line of device is arranged in a mutually vertical manner；
The vertical angles device is provided with casing, and the casing is provided with generating laser and laser pickoff, the case
Controller is provided with vivo, and the generating laser and the laser pickoff are connected with the controller；On the casing also
Provided with the display screen and multiple buttons being connected with the controller.
As an improvement, the level angle device and the vertical angles device include the housing of hollow structure, described
Rotating shaft is rotatablely equipped with housing, is installed with code-disc, the code-disc and sets in the rotating shaft of the enclosure interior
There are multiple gate hole；
Light source emitter and light source receiver, the light source transmitting are provided with the housing of the gate hole correspondence position
Device and the light source receiver may be contained within the inside of the housing, and the light source emitter and the light source receiver with
The controller is connected；
The rotating shaft that one end of the rotating shaft is extended on the outside of the housing, the vertical angles device and the casing phase
Even；The center line of the rotating shaft and the center line of the rotating shaft on the vertical angles device are mutually perpendicular on the level angle device
Set.
As a further improvement, the rotating shaft on the level angle device and the shell on the vertical angles device
Connecting rod is provided between body.
As further improving, the housing is cylindrical structural；The code-disc is disc type code-disc.
As improvement further, the button includes power button, switch key, vertical button, ranging button, mould
The button of formula one and the button of pattern two.
As improvement further, the support includes pallet, and the lower section of the pallet is provided with multiple support bars.
As improvement further, the support bar is articulated with the pallet.
By adopting the above-described technical solution, a kind of beneficial effect of laser range finder provided by the utility model is such as
Under：
Because support is provided with level angle device, level angle device is provided with vertical angles device, and vertical angles device is provided with
Casing, casing is provided with generating laser and laser pickoff, so as at work, measure between the laser range finder and target
Apart from when, laser transmitter projects laser beam, laser beam runs into target back reflection and returned, and is then connect by laser pickoff
The laser beam of reflection is received, laser beam is calculated from the time for being transmitted into reception by controller, finally calculated from the laser ranging
Instrument arrives the distance between target, realizes the laser range finder to the ranging between target point, and distance value is shown by display screen；When
When having the target of certain length in measurement space, laser transmitter projects laser beam, laser pickoff receives swashing for reflection
Light beam, in this process, presses related key and by the cooperation of level angle device and vertical angles device, measures and horizontal plane
Angle between vertical plane, meanwhile, the laser range finder is measured respectively the distance between with target two-end-point, these distances
It is worth synchronous driving to controller, then calculates the measured length of target in itself using triangle relation, and show on a display screen
Show.
In summary, using the laser range finder, the distance between transmitting terminal and target point can not only be measured, moreover,
The distance (length of target in itself) in space with certain length target can be measured, meanwhile, this laser range finder can also
Enough meet some complicated survey engineerings, the vertical angles of target endpoint, continuous linear section measurement and in complex environment
The measurement of middle target, highly versatile, measurement is quick, precision is high, has a wide range of application.
Because level angle device and vertical angles device include being rotatablely equipped with rotating shaft on housing, housing, in housing
Code-disc is installed with the rotating shaft in portion, code-disc is provided with multiple gate hole, is provided with and control with the housing of gate hole correspondence position
Device connected light source emitter and light source receiver, so that when measuring level angle or vertical angles, rotating shaft drives code-disc to turn
Dynamic, in this process, light source emitter transmitting light beam, light beam can be impinged upon on light source receiver and received by gate hole, it
Backward controller transmits corresponding electric signal, and code-disc is rotated further, and turns over gate hole, light beam is blocked, and is passed from without electric signal
Go out, and then light source recipient can send a series of pulse signal, will be led to the turned angle of code-disc according to pulse signal
Interval times between extra pulse signal are embodied, and electric signal is transmitted to controller by light source recipient, and controller can be calculated
Related level angle or vertical angles.It is simple in construction using the level angle device or vertical angles device, easy to operate, manufacture
Cost is low, and angle-measurement accuracy is high.
Due to being provided with connecting rod between the housing in the rotating shaft on level angle device and vertical angles device, so as to pass through connection
Bar realizes the connection of level angle device and vertical angles device, and simple in construction, cost is low, and the whole of the laser range finder has been effectively ensured
Body, and the normal work of level angle device and vertical angles device is not influenceed.
Because support includes pallet, the lower section of pallet is provided with multiple support bars, so as to pass through the support, simple in construction, property
Can be stable, to ensure that measurement accuracy is laid a good foundation.
Because support bar is articulated with pallet, consequently facilitating storing and carrying.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described.In all of the figs, it is similar
Element or part are general by similar reference mark.In accompanying drawing, each element or part might not be according to actual ratios
Draw.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of level angle device in Fig. 1；
Fig. 3 is the structural representation of casing in Fig. 1；
Fig. 4 is the principle schematic that the utility model is in application state；
Fig. 5 is the principle schematic that the utility model is in application state；
In accompanying drawing, 1- supports；101- pallets；102- support bars；2- level angle devices；201- housings；202- rotating shafts；203-
Code-disc；2031- gate hole；204- light source emitters；205- light source receivers；3- vertical angles devices；4- connecting rods；5- casings；
501- generating lasers；502- laser pickoffs；503- display screens；504- power buttons；505- switch keys；506- is pressed vertically
Key；507- ranging buttons；The button of 508- patterns one；The button of 509- patterns two.
Embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this
New protection domain.
As Fig. 1 and Fig. 2 jointly shown in, a kind of laser range finder, including support 1, the support 1 is provided with level angle device 2,
The level angle device 2 is provided with vertical angles device 3, and the center line of the center line and vertical angles device 3 of the level angle device 2 is mutual
It is vertically arranged；The vertical angles device 3 is provided with casing 5, and the casing 5 is provided with generating laser 501 and laser pickoff 502,
Controller (not shown) is provided with the casing 5, the generating laser 501 and laser pickoff 502 are connected with controller；
The display screen 503 and multiple buttons being connected with controller are additionally provided with the casing 5, the button includes power button 504, switch and pressed
Key 505, vertical button 506, ranging button 507, the button 508 of pattern one and the button 509 of pattern two.
The level angle device 2 and vertical angles device 3 include cylindrical housings 201, and the housing 201 is hollow, closed knot
Rotating shaft 202 is rotatablely equipped with by bearing on structure, the housing 201, is installed with the rotating shaft 202 inside housing 201
Circular array shows multiple gate hole 2031 on the code-disc 203 of disc type, the code-disc 203；With the housing 201 of the correspondence position of gate hole 2031
It is provided with light source emitter 204 and light source receiver 205, that is to say, that：The center line of the light source emitter 204, gate hole 2031
Center line and light source receiver 205 centerline collineation set, the light source emitter 204 and light source receiver 205 are respectively provided with
In the inside of housing 201, and light source emitter 204 and light source receiver 205 are connected with controller.
One end of the rotating shaft 202 extends to the outside of housing 201, the rotating shaft 202 on the vertical angles device 3 and the phase of casing 5
Even；The center line and the center line of rotating shaft 202 on vertical angles device 3 of rotating shaft 202 are arranged in a mutually vertical manner on the level angle device 2.
Connecting rod 4 is provided between the housing 201 in rotating shaft 202 and vertical angles device 3 on the level angle device 2.
The support 1 includes pallet 101, and the lower section of the pallet 101 is hinged with multiple support bars 102.
In actual applications, if measurement as Fig. 4 it is hollow in straight-line target L length, straight-line target L two end points
Positioned at same one side (top is following) of casing 5, by the angle that level angle device 2 is surveyed, to be parallel to level angle device 2 flat
During the length of the straight-line target L in the angle in face, therefore measurement space inner horizontal, straight-line target L and horizontal angle are also measured
The vertical angles spent between device 2, during level angle device 2 rotates, generating laser 501 is being rotated, and is considered as case
Body 5 is with being center of rotation at the vertical point of the central point of rotating shaft 202 on level angle device 2, it is assumed that generating laser 501 is apart from casing
The length of 5 fulcrums is h, by the power button 504 on lower box 5, and the generating laser 501 on casing 5 launches laser
Light beam, presses vertical button 506, vertical button 506 is bright after laser beam is aligned into straight-line target L one end, and expression is measured
Vertical angles, casing 5 is adjusted to parallel with level angle device 2 vertically, vertical button 506 is pressed again, vertical button goes out, complete
Into once vertical measurement, angle [alpha] (straight-line target L one end and horizontal plane that setting is turned over vertically by vertical angles device 3
Between angle), the result shows and is sent in controller in display screen 503；By the another of laser beam alignment target
End, according to above-mentioned steps, completes double measurement, obtain corresponding vertical angles β (the straight-line target L other end and horizontal plane it
Between angle).
Then by laser alignment straight-line target L one end, ranging button 507 is pressed, now generating laser 501 is measured and arrives
Straight-line target L apart from L1, the result is shown and is sent in controller by display screen 503；By laser beam slowly from
The straight-line target L other end is shifted in one end of target, when laser beam is directed at the straight-line target L other end, presses the survey of ranging button
To now generating laser 501 to straight-line target L apart from L2, and level angle device 2 obtains the water that is turned in moving process
Flat angle, θ；Finally press the button of pattern 1 and complete measurement, controller obtains surveyed straight-line target L length by correlation computations
Angle value is simultaneously shown by display screen 503.Principle schematic as shown in Figure 4 understands that straight-line target L calculating formula formula is：L2=
[(L1+h)cosα]2+[(L2+h)cosβ]2-2(L1+h)(L2+h)cosαcosβcosθ+[(L1+h)sinα-(L2+h)sinβ
]2。
If straight-line target L length in measurement such as Fig. 5 is hollow, straight-line target L two end points are located at casing 5 respectively
Both sides (one on top or one following), with reference to operating procedure described above, finally press the button of pattern 2 509 complete
Into measurement, the length value for obtaining straight-line target L is shown on display screen 503, because straight-line target L two end points are located at casing
5 different edge, and combine knowable to principle schematic as shown in Figure 5, straight-line target L calculating formula is：L2=[(L1+h)
cosα]2+[(L2+h)cosβ]2-2(L1+h)(L2+h)cosαcosβcosθ+[(L1+h)sinα+(L2+h)sinβ]2。
The utility model can also measure continuous straightway target length, target two-end-point be located at casing 5 top or
Following same one side, when the target is by continuous several sections of rectilinear(-al)s, in repeatedly measurement vertical angles, is repeatedly measured corresponding
Generating laser 501 arrive target endpoint distance, according to the mode of operation shown in Fig. 4, finally press the button of pattern 1,
Obtained target length is added up, you can obtain the length of successive objective；If the two ends for measuring target are located at the difference of casing 5
Side, when the target is by continuous several sections of rectilinear(-al)s, in repeatedly measurement vertical angles, repeatedly measures corresponding Laser emission
Device 501 arrives the distance of target endpoint, according to the mode of operation shown in Fig. 5, the button of pattern 2 509 is finally pressed, by obtained mesh
Mark length to add up, you can obtain the length of successive objective.
Various embodiments above is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing
The utility model is described in detail each embodiment, it will be understood by those within the art that：It still can be with
Technical scheme described in foregoing embodiments is modified, or which part or all technical characteristic are equal
Replace；And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technical side of the utility model
The scope of case, it all should cover among claim of the present utility model and the scope of specification.
Claims (7)
1. a kind of laser range finder, it is characterised in that including support, the support is provided with level angle device, the horizontal angle
Spend device and be provided with vertical angles device, the center line of the center line of the level angle device and the vertical angles device is mutually perpendicular to set
Put；
The vertical angles device is provided with casing, and the casing is provided with generating laser and laser pickoff, the casing
Provided with controller, the generating laser and the laser pickoff are connected with the controller；It is additionally provided with the casing
The display screen and multiple buttons being connected with the controller.
2. laser range finder according to claim 1, it is characterised in that the level angle device and the vertical angles device
Include being rotatablely equipped with rotating shaft on the housing of hollow structure, the housing, it is solid in the rotating shaft of the enclosure interior
Dingan County is equipped with code-disc, and the code-disc is provided with multiple gate hole；
Be provided with light source emitter and light source receiver with the housing of the gate hole correspondence position, the light source emitter and
The light source receiver may be contained within the inside of the housing, and the light source emitter and the light source receiver with it is described
Controller is connected；
The rotating shaft that one end of the rotating shaft is extended on the outside of the housing, the vertical angles device is connected with the casing；
The center line of the rotating shaft and the center line of the rotating shaft on the vertical angles device are mutually perpendicular to set on the level angle device
Put.
3. laser range finder according to claim 2, it is characterised in that the rotating shaft and institute on the level angle device
State and connecting rod is provided between the housing on vertical angles device.
4. laser range finder according to claim 3, it is characterised in that the housing is cylindrical structural；The code-disc
For disc type code-disc.
5. the laser range finder according to any one of Claims 1-4, it is characterised in that the button include power button,
Switch key, vertical button, ranging button, the button of pattern one and the button of pattern two.
6. laser range finder according to claim 5, it is characterised in that the support is included under pallet, the pallet
Side is provided with multiple support bars.
7. laser range finder according to claim 6, it is characterised in that the support bar is articulated with the pallet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075979.8U CN206440824U (en) | 2017-01-19 | 2017-01-19 | A kind of laser range finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075979.8U CN206440824U (en) | 2017-01-19 | 2017-01-19 | A kind of laser range finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206440824U true CN206440824U (en) | 2017-08-25 |
Family
ID=59636344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720075979.8U Expired - Fee Related CN206440824U (en) | 2017-01-19 | 2017-01-19 | A kind of laser range finder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206440824U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772410A (en) * | 2017-01-19 | 2017-05-31 | 刘磊 | A kind of laser range finder |
| CN113321088A (en) * | 2021-06-03 | 2021-08-31 | 康达电梯有限公司 | Elevator door gap width detection device |
-
2017
- 2017-01-19 CN CN201720075979.8U patent/CN206440824U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772410A (en) * | 2017-01-19 | 2017-05-31 | 刘磊 | A kind of laser range finder |
| CN113321088A (en) * | 2021-06-03 | 2021-08-31 | 康达电梯有限公司 | Elevator door gap width detection device |
| CN113321088B (en) * | 2021-06-03 | 2022-09-09 | 康达电梯有限公司 | Elevator door gap width detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20200119 |