CN212083668U - Multifunctional laser range finder - Google Patents
Multifunctional laser range finder Download PDFInfo
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- CN212083668U CN212083668U CN202020438161.XU CN202020438161U CN212083668U CN 212083668 U CN212083668 U CN 212083668U CN 202020438161 U CN202020438161 U CN 202020438161U CN 212083668 U CN212083668 U CN 212083668U
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Abstract
The utility model relates to a multi-functional laser range finder, include: the device comprises a controller, a laser measuring component, a flexible rule measuring component and a display component, wherein the laser measuring component, the flexible rule measuring component and the display component are all connected with the controller, and the laser measuring component is used for measuring the length value of a first target object and sending the length value to the controller; the flexible rule measuring component is used for measuring the length value of a second target object and sending the length value to the controller; the controller is used for controlling the display assembly to display the length value measured by the laser measuring assembly and the length value measured by the tape measure assembly, so that the multifunctional laser range finder can measure the length value of a regular object and the length value of an irregular object, and the functions of the laser range finder are effectively enriched.
Description
Technical Field
The utility model belongs to the technical field of the distance measurement, concretely relates to multi-functional laser range finder.
Background
The laser distance measuring instrument is an instrument for measuring the distance to a target by using a certain parameter of modulated laser. The distance measuring method is divided into a phase method distance measuring instrument and a pulse method distance measuring instrument, the pulse type laser distance measuring instrument emits a pulse laser beam or a sequence of short pulse laser beams to a target when in work, a photoelectric element receives the laser beam reflected by the target, a timer measures the time from the emitting to the receiving of the laser beam, and the distance from an observer to the target is calculated. The phase-method laser range finder detects a distance by detecting a phase difference occurring when emitted light and reflected light propagate in a space. The laser distance measuring instrument is mainly used for measuring the length of a regular object, and when a curved surface of a human body or an irregular object needs to be measured, the laser distance measuring instrument cannot be used for measuring the length of the regular object.
Therefore, how to ensure that the laser measuring instrument can measure the lengths of the regular object and the irregular curved surface becomes a technical problem which needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problem that prior art exists at least, the utility model provides a multi-functional laser range finder to richen laser range finder's function, the length value that can measure regular object also can measure the length value of irregular object.
The utility model provides a technical scheme as follows:
a multifunctional laser range finder comprising: the device comprises a controller, a laser measuring component, a flexible rule measuring component and a display component;
the laser measuring assembly, the tape measuring assembly and the display assembly are all connected with the controller;
the laser measuring component is used for measuring a first length value of a first target object and sending the first length value to the controller;
the flexible rule measuring component is used for measuring a second length value of a second target object and sending the second length value to the controller;
the controller is used for controlling the display assembly to display the length value measured by the laser measuring assembly and the length value measured by the tape measuring assembly.
Optionally, the tape measure assembly includes: the measuring tape, the tape fixing shaft and the tape length measuring structure are arranged on the measuring tape;
the measuring tape is spirally sleeved on the tape fixing shaft and used for measuring the length value of the second target object;
the tape length measuring structure is used for measuring a tape length value stretched out by the measuring tape and sending the tape length value to the controller.
Optionally, the tape length measuring structure includes: a friction wheel and a pulse converter;
the friction wheel is arranged at the stretching opening of the measuring tape, and the measuring tape drives the friction wheel to rotate when stretched;
the pulse converter is respectively connected with the friction wheel and the controller, the pulse converter is used for converting the number of rotation turns of the friction wheel into pulse signals and sending the pulse signals to the controller, and the controller sends the stretching length value of the measuring tape to the display assembly to be displayed according to the pulse signals.
Optionally, the tape length measuring structure includes: a tape range grating assembly;
the tape distance measuring grating component is arranged at the stretching opening of the measuring tape and is used for measuring the stretching length value of the measuring tape.
Optionally, the tape distance measuring grating assembly includes: the system comprises a grating ruler, a scanning head and a signal processor;
the scanning head is arranged at a stretching opening of the measuring tape, and the grating scale is arranged on the measuring tape;
the signal processor is respectively connected with the scanning head and the controller; when the measuring tape is stretched, the grating ruler and the scanning head move relatively, the signal processor converts pulse signals output by the scanning head into electric signals and sends the electric signals to the controller, and the controller controls the display assembly to display the stretched length value of the measuring tape according to the electric signals.
Optionally, the scanning head includes: the device comprises a light source, an indication grating, a lens and a photoelectric element;
the photoelectric element is connected with the controller, the light source penetrates through the lens and irradiates on the indicating grating and the grating ruler to form moire fringes, and the photoelectric element outputs pulse signals to the signal processor according to the moire fringes.
Optionally, the tape measure assembly further includes: a recovery rod;
the recovery rod is of an L-shaped structure, one end of the L-shaped structure is mechanically connected with the tape fixing shaft, and a user can rotate the other end of the recovery rod to recover and coil the measuring tape.
Optionally, the multifunctional laser range finder further comprises: a stationary housing;
the controller, laser measuring component, tape measuring component with the display module all set up in inside the fixed casing, the user passes through fixed casing uses multi-functional laser range finder.
Optionally, the multifunctional laser range finder further comprises: a voice broadcast component;
the voice broadcasting assembly is arranged on the fixed shell and connected with the controller;
the voice broadcasting component is used for broadcasting the length value measured by the laser measuring component and the length value measured by the tape measuring component.
Optionally, the multifunctional laser range finder further comprises: a communication component;
the communication assembly is connected with the controller, and the multifunctional laser range finder performs information interaction with a target terminal through the communication assembly.
The utility model has the advantages that:
the embodiment of the utility model provides a pair of multi-functional laser range finder, include: the length value of regular objects can be quickly and effectively measured through the laser measuring component, and the surface of the irregular objects can be measured through the flexible rule measuring component, so that the functions of the laser range finder are effectively enriched, and the problem that the laser range finder measures the surface of the irregular objects is effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a multifunctional laser range finder provided in an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of the multifunctional laser range finder provided in the embodiment of the present invention.
Reference numerals:
1. a controller; 2. a laser measurement assembly; 31. a measuring tape; 32. a tape fixing shaft; 33. a friction wheel; 34. a pulse converter; 35. a tape range grating assembly; 4. a display component; 5. a stationary housing; 6. a voice broadcast component; 7. a communication component.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In order to solve at least the utility model discloses in the technical problem who proposes, the embodiment of the utility model provides a multi-functional laser range finder.
Fig. 1 is the embodiment of the utility model provides a structural schematic diagram of multifunctional laser range finder, fig. 2 is the embodiment of the utility model provides a circuit schematic diagram of multifunctional laser range finder.
As shown in fig. 1 and fig. 2, the present embodiment provides a multifunctional laser range finder, including: controller 1, laser measurement subassembly 2, tape measure subassembly and display module 4 all are connected with controller 1, laser measurement subassembly 2 is used for measuring the length value of first target object, and send to controller 1, tape measure subassembly is used for measuring the length value of second target object, and send to controller 1, controller 1 is used for controlling display module 4 to show the length value that laser measurement subassembly measured and the length value that tape measure subassembly measured. The first target object is usually a regular object, and the second target object is usually an irregular object, so that the regular object can be quickly measured, and the irregular object can be accurately measured. Of course, in practical applications, the first target object may also be an irregular object, but the measurement is less accurate than the measurement of the tape measure assembly, and the second target object may also be a regular object, but the measurement is less rapid than the measurement of the laser measure assembly.
In a specific implementation process, the laser measurement component 2 is similar to the laser distance measurement function of most laser distance meters, and the specific working principle and the measurement process of the laser measurement component 2 with respect to the specific power module, the laser distance measurement module, the data storage module, the three-axis acceleration sensor module and the data processing module are not described in detail in this embodiment, and the measurement may be implemented by one key, for example, by pressing a key to directly display the measurement result on the display component 4. In order to use more conveniently, can be provided with fixed casing 5, controller 1, laser measurement component 2, the tape measure subassembly all sets up inside fixed casing 5, the user uses multi-functional laser range finder through fixed casing 5, display element 4 sets up in the surface of fixed casing 5, display element 4 can be directly LED (light emitting diode) display screen, LCD (liquid Crystal display) display screen, set up it in the surface of fixed casing 5 and make, after the measurement is accomplished, the user can directly see the measuring result through the display screen, the preferred liquid Crystal display's mode in this embodiment. The controller 1 may be an STC-series single-chip microcomputer, and a specific working principle of the single-chip microcomputer as the controller 1 is not described in detail in this embodiment, and a mode of displaying a measurement result through a display screen may be understood with reference to a principle of displaying a license plate number by scanning an automatic parking lot. And the flexible rule measuring unit is mainly for measuring the length value on the surface of the irregular object, for example, a human body, and a user measures in a flexible rule mode, so that the laser measuring unit 2 is arranged at one end of the fixed shell, when the laser measuring key is pressed down to measure, the laser transmitter and the measuring component can directly measure, the fixed shell 5 cannot block the laser transmitter, and the laser can be smoothly transmitted. And the tape measure assembly is arranged at the other end of the fixed shell 5, namely opposite to the laser measure assembly 2, so that the tape measure assembly and the laser measure assembly can realize independent measurement and simultaneous measurement of the tape measure assembly and the laser measure assembly.
Specifically, the tape measure assembly may include: the measuring tape 31 is spirally sleeved on the tape fixing shaft 32, the measuring tape 31 is used for measuring the length value of a target object, and the tape length measuring structure is used for measuring the length value of the tape stretched out from the measuring tape 31. The tape fixing shaft 32 is rotatably and fixedly arranged on the fixed shell 5, the two ends of the fixed shell 5 are sealed, the tape fixing shaft 32 can be fixedly clamped in the middle of the fixed shell 5 as the fixed shell 5, the measuring tape 31 is sleeved on the tape fixing shaft 32, namely, one end of the measuring tape 31 is fixed on the tape fixing shaft 32 and is wound by taking the tape fixing shaft 32 as the shaft center, it should be noted that in order to enable the flexible rule measuring component and the laser measuring component 2 not to be influenced mutually, a partition plate can be arranged in the fixed shell 5, so that the flexible rule measuring component and the laser measuring component do not influence mutually, and the accuracy of the measuring result is ensured. The one end that sets up the tape measure subassembly at fixed casing 5 is provided with tensile mouthful, and the other end of measuring tape 31 is pulled out through tensile mouthful and is measured, and when the user was through pulling the other end of measuring tape 31 of tensile mouthful department, the measuring tape 31 of cover locating on tape fixed axle 32 drove tape fixed axle 32 and rotates to make can be smooth will measure tape 31 and pull out target length with the measurement target object. The specific length of the measuring tape 31 may be a scale value directly displayed on the measuring tape 31 as is conventional, so that the scale value can be read manually, or other ways, and two automated ways are described below.
The first is by means of a friction wheel 33 and a pulse converter 34, the friction wheel 33 is disposed at the stretching opening of the measuring tape 31, so that as long as the measuring tape 31 is pulled or contracted, a friction force is generated on the friction wheel 33, thereby driving the friction wheel 33 to rotate, the friction wheel 33 is further connected with the pulse converter 34, so that the pulse converter 34 can clearly convert the number of rotation turns of the friction wheel 33 into a pulse signal and send the pulse signal to the controller 1, the friction wheel 33 is disposed at the stretching opening of the measuring tape 31, the pulse converter 34 can be disposed at any position of the end of the flexible rule measuring assembly of the fixed housing 5, or at one end of the laser measuring assembly 2, the specific position is not clearly limited, it can convert the number of rotation turns of the friction wheel 33 into a pulse signal and send the pulse signal to the controller 1, the pulse converter 34 is electrically connected with the friction wheel 33 and the controller 1, so that the signal transmission is not limited by specific position, the controller 1 converts the number of turns of rotation into the stretching length of the measuring tape 31 through self-operation and displays the stretching length on the liquid crystal display screen. The extended length of the measuring tape 31, which is measured by the number of turns, can also be understood with reference to the display principle of an odometer in a vehicle.
The second is by way of raster ranging, for example, a tape range grating assembly 35 is provided, the tape range grating assembly 35 is provided at the stretching opening of the measuring tape 31, and the tape range grating assembly 35 includes: the scanning head is arranged at the stretching opening of the measuring tape 31, the grating ruler is arranged on the measuring tape 31, and the signal processor is respectively connected with the scanning head and the controller 1; when measuring tape 31 is stretched, grating chi and scan head take place relative motion, and signal processor turns into the electrical signal with the pulse signal of scan head output and sends controller 1, and controller 1 shows the length value of stretching of measuring tape 31 according to electrical signal control display module 4, and the scan head includes: the device comprises a light source, an indicating grating, a lens and a photoelectric element, wherein the photoelectric element is connected with the controller 1, the light source penetrates through the lens to irradiate the indicating grating and the grating ruler so as to form moire fringes, and the photoelectric element outputs a pulse signal to a signal processor according to the moire fringes. The measuring tape 31 has two surfaces during stretching, and has two opposite end surfaces, one end is a fixed friction wheel 33, and the other end is a scanning head, so that the two modes can exist in parallel, and the photoelectric elements such as a light source and an indication grating arranged in the scanning head mainly realize grating distance measurement, and the principle of the grating distance measurement mainly applies moire fringes, which is not described in detail in this embodiment, and the application of the grating distance measurement is wide.
The embodiment provides a multi-functional laser range finder includes: controller 1, laser survey subassembly 2, tape measure subassembly and display module 4, can measure the length value of regularity object fast effectively through laser survey subassembly 2, and then can realize measuring the surface of irregularity object through the tape measure subassembly for laser range finder's function has been richened effectively, has solved the problem that laser range finder measured irregularity object surface effectively. The device can be operated by one person to measure, directly obtain results, improve the measurement accuracy and the measurement speed, and has the advantages of simple structure, convenience in use and carrying, and is more suitable for multiple scenes.
Further, on the basis of the above embodiment, the tape measuring assembly in this embodiment may further be provided with a recovery rod, the recovery rod is of an L-shaped structure, one end of the L-shaped structure is mechanically connected to the tape fixing shaft 32, and the user performs recovery coiling on the measuring tape 31 by rotating the other end of the recovery rod. The structure that will retrieve the pole and set up to the L type for the user can be swift realize rotating the mode of retrieving the pole and retrieve measurement tape 31, of course also can be the structural style that adopts ordinary box chi, set up the spring in fixed casing 5 inside, make and directly retrieve measurement tape 31 through the spring, when measurement tape 31 is tensile, the spring is in compression state, and spring automatic recovery to normal condition when loosening measurement tape 31, just will measure tape 31 and accomplish automatically and retrieve, the preferred mode of retrieving the pole in this embodiment retrieves measurement tape 31, of course, the L type is only one of them, also can be Z type etc., as long as can be convenient for the user retrieve the pole can.
Further, when illumination intensity is stronger, liquid crystal display's mode is difficult for directly reacing measuring result, can also include voice broadcast subassembly 6 in this embodiment, and voice broadcast subassembly 6 sets up on fixed casing 5, and voice broadcast subassembly 6 links to each other with controller 1, and voice broadcast subassembly 6 is used for reporting laser measuring assembly measured length value and tape measure assembly measured length value, and the most common can be the speaker. The mode of voice broadcast makes then can be clear realization to the acquisition of measuring result, when measuring the surface length of non-regular object moreover, if when being not convenient for see the display screen, through the voice broadcast measuring result, can improve work efficiency effectively.
In order to make laser range finder's function abundanter, multi-functional laser range finder in this embodiment still includes communication component 7, and communication component 7 links to each other with controller 1, and multi-functional laser range finder carries out the information interaction through communication component 7 and target terminal. Can directly send the measuring result to terminals such as computer cell-phone through communication subassembly 7, also can be appropriate the buffer memory pressure of solving laser range finder, through communication subassembly 7, the user can be more convenient knows the measuring result, no matter adopt wired wireless or the mode of bluetooth all can realize remote control and information interaction, when having improved the intellectuality, also more made things convenient for user's use.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present invention, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means at least two unless otherwise specified.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A multifunctional laser range finder, comprising: the device comprises a controller, a laser measuring component, a flexible rule measuring component and a display component;
the laser measuring assembly, the tape measuring assembly and the display assembly are all connected with the controller;
the laser measuring component is used for measuring the length value of the first target object and sending the length value to the controller;
the flexible rule measuring component is used for measuring the length value of a second target object and sending the length value to the controller;
the controller is used for controlling the display assembly to display the length value measured by the laser measuring assembly and the length value measured by the tape measuring assembly.
2. The multifunctional laser range finder of claim 1, wherein the tape measure assembly comprises: the measuring tape, the tape fixing shaft and the tape length measuring structure are arranged on the measuring tape;
the measuring tape is spirally sleeved on the tape fixing shaft and used for measuring the length value of the second target object;
the tape length measuring structure is used for measuring a tape length value stretched out by the measuring tape and sending the tape length value to the controller.
3. The multifunctional laser rangefinder of claim 2 wherein the tape length measuring structure comprises: a friction wheel and a pulse converter;
the friction wheel is arranged at the stretching opening of the measuring tape, and the measuring tape drives the friction wheel to rotate when stretched;
the pulse converter is respectively connected with the friction wheel and the controller, the pulse converter is used for converting the number of rotation turns of the friction wheel into pulse signals and sending the pulse signals to the controller, and the controller sends the stretching length value of the measuring tape to the display assembly to be displayed according to the pulse signals.
4. The multifunctional laser rangefinder of claim 2 wherein the tape length measuring structure comprises: a tape range grating assembly;
the tape distance measuring grating component is arranged at the stretching opening of the measuring tape and is used for measuring the stretching length value of the measuring tape.
5. The multifunctional laser rangefinder of claim 4 wherein the tape range grating assembly comprises: the system comprises a grating ruler, a scanning head and a signal processor;
the scanning head is arranged at a stretching opening of the measuring tape, and the grating scale is arranged on the measuring tape;
the signal processor is respectively connected with the scanning head and the controller; when the measuring tape is stretched, the grating ruler and the scanning head move relatively, the signal processor converts pulse signals output by the scanning head into electric signals and sends the electric signals to the controller, and the controller controls the display assembly to display the stretched length value of the measuring tape according to the electric signals.
6. The multifunctional laser range finder of claim 5, wherein the scanning head comprises: the device comprises a light source, an indication grating, a lens and a photoelectric element;
the photoelectric element is connected with the controller, the light source penetrates through the lens and irradiates on the indicating grating and the grating ruler to form moire fringes, and the photoelectric element outputs pulse signals to the signal processor according to the moire fringes.
7. The multifunctional laser rangefinder of claim 2 wherein the tape measure assembly further comprises: a recovery rod;
the recovery rod is of an L-shaped structure, one end of the L-shaped structure is mechanically connected with the tape fixing shaft, and a user can rotate the other end of the recovery rod to recover and coil the measuring tape.
8. The multifunctional laser range finder of claim 1, further comprising: a stationary housing;
the controller, laser measuring component, tape measuring component with the display module all set up in inside the fixed casing, the user passes through fixed casing uses multi-functional laser range finder.
9. The multifunctional laser range finder of claim 8, further comprising: a voice broadcast component;
the voice broadcasting assembly is arranged on the fixed shell and connected with the controller;
the voice broadcasting component is used for broadcasting the length value measured by the laser measuring component and the length value measured by the tape measuring component.
10. The multifunctional laser range finder of any one of claims 1-9, further comprising: a communication component;
the communication assembly is connected with the controller, and the multifunctional laser range finder performs information interaction with a target terminal through the communication assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020438161.XU CN212083668U (en) | 2020-03-30 | 2020-03-30 | Multifunctional laser range finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020438161.XU CN212083668U (en) | 2020-03-30 | 2020-03-30 | Multifunctional laser range finder |
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| Publication Number | Publication Date |
|---|---|
| CN212083668U true CN212083668U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020438161.XU Active CN212083668U (en) | 2020-03-30 | 2020-03-30 | Multifunctional laser range finder |
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| CN (1) | CN212083668U (en) |
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- 2020-03-30 CN CN202020438161.XU patent/CN212083668U/en active Active
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