CN207586421U - A kind of laser range finder - Google Patents
A kind of laser range finder Download PDFInfo
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- CN207586421U CN207586421U CN201721812169.2U CN201721812169U CN207586421U CN 207586421 U CN207586421 U CN 207586421U CN 201721812169 U CN201721812169 U CN 201721812169U CN 207586421 U CN207586421 U CN 207586421U
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- laser
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- laser transmitter
- transmitter
- range
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Abstract
The utility model is related to a kind of laser range finder, including first laser transmitter, for emitting the alignment laser of first wave length；Second laser transmitter, for emitting the range laser of second wave length, and the transmission power of first laser transmitter is less than the transmission power of second laser transmitter；Laser pickoff prevents the reflected light of alignment laser from passing through, and the reflected light of range laser is received device reception after single-pass filter lens, condenser lens successively；On-off circuit module includes two switches, it is electrically connected respectively with first laser transmitter and second laser transmitter, first shell connect with second shell and forms pistol-type structure, and the mechanical trigger unit of two switches is located at the junction of first shell and second shell.The utility model is provided with two laser emitters, is respectively used to transmitting alignment laser and range laser, avoids a laser emitter and work long hours and lead to reduced service life, pistol-type structure is conveniently operated.
Description
Technical field
The utility model is related to laser technology field, more particularly to a kind of laser range finder.
Background technology
Laser can be applied to many fields, such as the distance of testee, i.e. Laser Measuring are measured using visible laser
Distance meter.It is aligned before ranging, if the bad precision that will influence ranging of alignment, therefore, uses laser range finder
When more times be for being aligned, and the process of ranging is relatively short.Only there are one Laser emissions for current laser range finder
Device is not only used to be aligned but also for ranging, since the temperature of semiconductor laser rises with the extension of working time, output
Luminous power declines with the rising of temperature, while temperature rise makes excitation wavelength that red shift occur, therefore laser is big for a long time
Load operation is easy to cause ranging shortening and measurement accuracy declines, and also easily shortens the service life of laser.In addition, current
Laser range finder is also big there are volume, it is inconvenient the defects of.
Utility model content
The purpose of this utility model is that improving the above-mentioned deficiency in the presence of the prior art, a kind of laser ranging is provided
Instrument.
In order to realize above-mentioned purpose of utility model, the utility model embodiment provides following technical scheme：
A kind of laser range finder, including：
First laser transmitter, for emitting the alignment laser of first wave length；
Second laser transmitter, for emitting the range laser of second wave length, and the transmission power of first laser transmitter
Less than the transmission power of second laser transmitter；
Laser pickoff, including single-pass filter lens, condenser lens and receiving device, single-pass filter lens prevents alignment from swashing
The reflected light of light passes through, and the reflected light of range laser is allowed to pass through, the reflected light of range laser successively by single-pass filter lens,
Device reception is received after condenser lens；
Control circuit board, including power circuit block and on-off circuit module, first laser transmitter, second laser transmitting
Device and laser pickoff are electrically connected with power circuit block, and on-off circuit module includes two switches, swashs respectively with first
Optical transmitting set and second laser transmitter are electrically connected；
Power supply is connect with power circuit block by electric lead, electric energy is provided for power circuit block；
Housing, the housing include first shell and second shell, are provided in first shell and are respectively used to fix first
Laser emitter, second laser transmitter, laser pickoff stent, first laser transmitter, second laser transmitter, laser
Receiver may be contained in first shell, the transparent glasses lens that laser is allowed to come in and go out is additionally provided in first shell, in second shell
The cavity for being respectively used to fixed control circuit board and power supply is provided with, control circuit board and power supply are set in second shell, the
One housing connect with second shell and forms pistol-type structure, and the mechanical trigger unit of two switches is located at first shell and second
The junction of housing.
In the scheme advanced optimized, display screen is provided in second shell, for showing distance measurement result.Distance measurement result
It directly displays, intuitively, conveniently.
In the scheme advanced optimized, there are two status indicator lamps for setting in first shell, are respectively used to instruction first
The working condition of laser emitter and second laser transmitter, two status indicator lamps are electrically connected with power circuit block.
By the setting of status indicator lamp, whether worked normally convenient for observation first laser transmitter and second laser transmitter, normally
In the case of, only one of which status indicator lamp is bright.
Compared with prior art, the beneficial effects of the utility model：
Distinguish the different alignment laser and range laser of generation wavelength using two lasers, when alignment only enables first and swashs
Optical transmitting set, when ranging, only enable second laser transmitter, and two lasers work alternatively, and avoid a laser for a long time
Output optical power caused by work declines and temperature drift, improves measurement accuracy, extends the service life of laser emitter.
First laser transmitter longevity of service, but transmission power is low, the transmission power of second laser transmitter is high, but
It is working time section, can so balances the temperature change of two laser emitters, two laser emitters of guarantee uses the longevity
Life.
First shell connect with second shell and forms pistol-type structure, and the mechanical trigger unit of two switches is located at first
The junction of housing and second shell only needs to operate as cocking, such as when opening first or second laser emitter
This structure holds convenient for staff, easy to operate.
Setting display screen is for showing distance measurement result, intuitively, conveniently.
Status indicator lamp is set, whether is worked normally convenient for observation first laser transmitter and second laser transmitter, is protected
Hinder the reliable use of laser range finder.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the composition schematic block diagram of laser range finder that the utility model embodiment provides.
Fig. 2 is the outline structural diagram of laser range finder that the utility model embodiment provides.
Description of symbols in figure
Transparent glasses lens 10；First shell 20；Display screen 30；Master switch 40；Second shell 50；Mechanical trigger unit 60；Shape
State indicator light 70.
Specific embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiment of the utility model provided in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's all other embodiments obtained under the premise of creative work is not made, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.It is meanwhile new in this practicality
In the description of type, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
- 2 are please referred to Fig.1, a kind of laser range finder provided in the present embodiment, including：
First laser transmitter, for emitting the alignment laser of first wave length；
Second laser transmitter, for emitting the range laser of second wave length, and the transmission power of first laser transmitter
Less than the transmission power of second laser transmitter；
Laser pickoff, including single-pass filter lens, condenser lens and receiving device, single-pass filter lens prevents alignment from swashing
The reflected light of light passes through, and the reflected light of range laser is allowed to pass through, the reflected light of range laser successively by single-pass filter lens,
Device reception is received after condenser lens；
Control circuit board, including power circuit block and on-off circuit module, first laser transmitter, second laser transmitting
Device and laser pickoff are electrically connected with power circuit block, and on-off circuit module includes two switches, swashs respectively with first
Optical transmitting set and second laser transmitter are electrically connected；
Power supply is connect with power circuit block by electric lead, electric energy is provided for power circuit block；
Housing, the housing include first shell 20 and second shell 50, are provided with and are respectively used to admittedly in first shell 20
Determine the stent (not shown) of first laser transmitter, second laser transmitter, laser pickoff, first laser transmitter,
Second laser transmitter, laser pickoff may be contained in first shell 20, and being additionally provided in first shell 20 allows laser to go out
The transparent glasses lens 10 entered are provided in second shell 50 and are respectively used to the cavity of fixed control circuit board and power supply and (are not shown in figure
Show), control circuit board and power supply are set in second shell 50, and first shell 20 connect with second shell 50 and forms pistol type
Structure, the mechanical trigger unit 60 of two switches are located at the junction of first shell 20 and second shell 50, and specifically, two are opened
The mechanical trigger unit 60 of pass is located in second shell 50 respectively, in upper and lower distribution.On the one hand, by the group of entire laser range finder
First shell 20 and second shell 50 are respectively placed in into module, the size of each housing can be reduced；On the other hand, first shell
Body 20 connect with second shell 50 and forms pistol-type structure, is held convenient for staff, easy to operate.
In use, hand holds second shell 50, pressing first is beaten corresponding to the mechanical trigger unit of first laser transmitter
First laser transmitter is opened, the alignment laser of first laser transmitter transmitting first wave length is aligned, and second laser is sent out at this time
Emitter does not work.After alignment work, pressing opens second laser corresponding to the mechanical trigger unit of second laser transmitter
Transmitter, the range laser of second laser transmitter transmitting second wave length carry out ranging, and first laser transmitter does not work at this time.
When range laser is after measured object reflects, device reception is received after single-pass filter lens, condenser lens successively, is completed
Ranging works.
For the ease of it is intuitive, clearly show that distance measurement result, display screen 30 can be set in second shell 50, for showing
Show distance measurement result, as shown in Figure 2.The master switch 40 of laser range finder can be arranged in second shell 50, positioned at display screen 30
Lower section.
For the ease of intuitively observing the working condition of first laser transmitter and second laser transmitter, it is ensured that synchronization
Can only one of both work, two status indicator lamps 70 can be sets in first shell 20, be respectively used to indicate first laser
The working condition of transmitter and second laser transmitter, two status indicator lamps 70 are electrically connected with power circuit block, such as
Shown in Fig. 2.
The above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, in the technical scope that any one skilled in the art discloses in the utility model, variation can be readily occurred in
Or replace, it should be covered within the scope of the utility model.
Claims (3)
1. a kind of laser range finder, which is characterized in that including：
First laser transmitter, for emitting the alignment laser of first wave length；
Second laser transmitter, for emitting the range laser of second wave length, and the transmission power of first laser transmitter is less than
The transmission power of second laser transmitter；
Laser pickoff, including single-pass filter lens, condenser lens and receiving device, single-pass filter lens prevents alignment laser
Reflected light passes through, and the reflected light of range laser is allowed to pass through, and the reflected light of range laser is successively by single-pass filter lens, focusing
Device reception is received after lens；
Control circuit board, including power circuit block and on-off circuit module, first laser transmitter, second laser transmitter and
Laser pickoff is electrically connected with power circuit block, and on-off circuit module includes two switches, is sent out respectively with first laser
Emitter and second laser transmitter are electrically connected；
Power supply is connect with power circuit block by electric lead, electric energy is provided for power circuit block；
Housing, the housing include first shell and second shell, are provided in first shell and are respectively used to fixed first laser
Transmitter, second laser transmitter, laser pickoff stent, first laser transmitter, second laser transmitter, laser pick-off
Device may be contained in first shell, and the transparent glasses lens that laser is allowed to come in and go out are additionally provided in first shell, are set in second shell
There is the cavity for being respectively used to fixed control circuit board and power supply, control circuit board and power supply are set in second shell, first shell
Body connect with second shell and forms pistol-type structure, and the mechanical trigger unit of two switches is located at first shell and second shell
Junction.
2. laser range finder according to claim 1, which is characterized in that display screen is provided in second shell, for showing
Show distance measurement result.
3. laser range finder according to claim 2, which is characterized in that there are two state instructions for setting in first shell
Lamp, be respectively used to instruction first laser transmitter and second laser transmitter working condition, two status indicator lamps with electricity
Source circuit module is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721812169.2U CN207586421U (en) | 2017-12-22 | 2017-12-22 | A kind of laser range finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721812169.2U CN207586421U (en) | 2017-12-22 | 2017-12-22 | A kind of laser range finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207586421U true CN207586421U (en) | 2018-07-06 |
Family
ID=62739446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721812169.2U Active CN207586421U (en) | 2017-12-22 | 2017-12-22 | A kind of laser range finder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207586421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020106041A1 (en) | 2020-03-05 | 2021-09-09 | Sick Ag | Photoelectric sensor |
-
2017
- 2017-12-22 CN CN201721812169.2U patent/CN207586421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020106041A1 (en) | 2020-03-05 | 2021-09-09 | Sick Ag | Photoelectric sensor |
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